1 2009-10-17 Richard Guenther <rguenther@suse.de>
3 * lto-streamer-in.c (lto_input_location): Try to reuse
6 2009-10-17 Richard Guenther <rguenther@suse.de>
8 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
9 operands in COMPONENT_REFs.
11 2009-10-17 Anatoly Sokolov <aesok@post.ru>
13 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
14 if not defined. Change type of second argument to const_rtx.
15 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
17 * targhooks.h (default_libcall_value): Update prototype.
18 * target.h (struct gcc_target): Change type of second argument of
19 libcall_value to const_rtx.
20 * config/arm/arm.c (arm_libcall_value): Change type of second argument
22 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
23 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
25 2009-10-17 Jakub Jelinek <jakub@redhat.com>
28 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
29 * cgraphunit.c (cgraph_optimize): Call it.
30 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
31 (dwarf2out_assembly_start): ... here. New hook.
32 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
33 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
35 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
36 * sdbout.c (sdb_debug_hooks): Likewise.
37 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
38 (vmsdbgout_assembly_start): New hook.
40 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
42 * rtl.h (RTL_LOCATION): Fix typo.
44 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
46 * print-rtl.c (print_rtx): Print locators in asm_operands
49 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
52 * sched-deps.c (depl_on_debug_p): New.
53 (attach_dep_link): Reject debug deps before nondebug deps.
54 (add_to_deps_list): Insert debug deps after nondebug deps.
55 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
57 (sd_add_dep): Do not reject debug deps.
58 (add_insn_mem_dependence): Don't count debug deps.
59 (remove_from_deps): Likewise.
60 (sched_analyze_2): Set up mem deps on debug insns.
61 (sched_analyze_insn): Record reg uses for deps on debug insns.
62 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
63 try_ready nondebug insn after debug insn.
64 * ddg.c (create_ddg_dep_from_intra_loop_link,
65 create_ddg_dep_no_link): Don't reject debug deps.
67 2009-10-16 Richard Guenther <rguenther@suse.de>
69 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
70 (maybe_merge_incomplete_and_complete_type): Likewise.
71 (lto_symtab_merge): Do not call them. Do not warn for
72 complete vs. incomplete compatible types.
73 (lto_symtab_merge_decls_2): Simplify.
74 * gimple.c (gimple_force_type_merge): Remove.
75 (gimple_types_compatible_p): Make it static.
76 * gimple.h (gimple_force_type_merge): Remove.
77 (gimple_types_compatible_p): Likewise.
79 2009-10-16 Jakub Jelinek <jakub@redhat.com>
81 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
82 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
84 2009-10-16 Richard Guenther <rguenther@suse.de>
86 PR tree-optimization/41728
87 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
88 if fold_stmt did anything.
90 2009-10-16 Richard Guenther <rguenther@suse.de>
93 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
94 (maybe_fixup_handled_component): New function.
95 (input_gimple_stmt): Fixup mismatched decl replacements.
97 2009-10-16 Richard Guenther <rguenther@suse.de>
100 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
101 the same as VAR_DECL.
103 2009-10-16 Richard Guenther <rguenther@suse.de>
105 * gimple.c (iterative_hash_gimple_type): For integer types
106 also hash their minimum and maximum values and the string flag.
107 For array types hash their domain and the string flag.
109 2009-10-16 Richard Guenther <rguenther@suse.de>
111 * gimple.c (gimple_types_compatible_p): Restrict completing
112 types to record or unions. Simplify completion.
113 Do not merge records or unions with different
114 TYPE_STRUCTURAL_EQUALITY_P tag.
115 (iterative_hash_gimple_type): Restrict non-recursing into
116 pointer targets for records and unions.
118 2009-10-15 Jakub Jelinek <jakub@redhat.com>
121 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
122 * dwarf2out.c (mem_loc_descriptor): Don't handle
123 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
124 punt if it is not lowpart subreg or if inner mode isn't
127 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
129 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
130 investigating previous or next insns.
132 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
134 * tree-sra.c (build_ref_for_offset_1): Update comment.
136 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
138 * config/s390/s390.md (atype): Added missing values.
140 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
143 * pa.md (casesi): Use sign extended index in call to
145 (casesi64p): Update pattern to reflect above.
147 2009-10-15 Steve Ellcey <sje@cup.hp.com>
149 PR rtl-optimization/41697
150 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
152 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
155 * config/rs6000/predicates.md: Update copyright year.
156 * config/rs6000/altivec.md: Ditto.
158 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
159 (MD_INCLUDES): Add a2.md.
161 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
162 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
163 (builtin_classify): New static vector to classify various builtins
164 to get the tree attributes correct.
165 (def_builtin): Set the attributes of builtins based on what the
166 builtin does (i.e. memory operation, floating point, saturation
167 need special attributes, others are pure functions).
169 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
171 (enum rs6000_builtins): Include rs6000-builtin.def to define the
172 builtins. Change the end marker to MAX_RS6000_BUILTINS from
173 RS6000_BUILTIN_COUNT.
174 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
177 * config/rs6000/rs6000-builtin.def: New file that combines the
178 builtin enumeration name and attributes.
180 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
182 * config/i386/linux.h (ASM_SPEC): Add --32.
184 2009-10-15 Jakub Jelinek <jakub@redhat.com>
186 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
187 and DW_TAG_template_alias.
188 (dwarf_attr_name): Handle DW_AT_main_subprogram,
189 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
190 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
191 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
192 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
193 and DW_AT_GNU_odr_signature.
194 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
195 DW_FORM_flag_present and DW_FORM_ref_sig8.
196 (output_signature): Only print name on the first byte.
197 (output_die): Likewise for dw_val_class_data8.
199 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
201 * doc/invoke.texi: Clarify that most optimizations are not enabled
204 2009-10-15 Richard Guenther <rguenther@suse.de>
207 * gimple.c (compare_type_names_p): Handle anonymous names
208 differently based on new mode argument.
209 (gimple_types_compatible_p): For structs also compare the tags.
210 (iterative_hash_type_name): Rename to ...
211 (iterative_hash_name): ... this. Hash all names.
212 (iterative_hash_gimple_type): Fix hashing the struct tag of
213 pointer targets. Hash field decl names.
215 2009-10-15 Richard Guenther <rguenther@suse.de>
218 * gimple.c (gimple_get_alias_set): Avoid recursing on
219 invalid type topology.
221 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
223 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
225 2009-10-15 Richard Guenther <rguenther@suse.de>
227 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
229 2009-10-15 Jakub Jelinek <jakub@redhat.com>
231 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
232 add --with-tune{,-32,-64} configured default for -mtune if explicit
235 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
237 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
240 2009-10-14 DJ Delorie <dj@redhat.com>
242 * config/h8300/h8300.c (F): New.
244 (h8300_emit_stack_adjustment): Call them.
246 (h8300_push_pop): Likewise.
247 (h8300_expand_prologue): Likewise.
248 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
249 (MUST_USE_SJLJ_EXCEPTIONS): Define.
250 (INCOMING_RETURN_ADDR_RTX): Define.
251 (INCOMING_FRAME_SP_OFFSET): Define.
252 (DWARF_CIE_DATA_ALIGNMENT): Define.
254 2009-10-14 Jakub Jelinek <jakub@redhat.com>
256 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
257 fields in builtin structs.
258 (finalize_record_size): Likewise.
260 2009-10-14 Richard Guenther <rguenther@suse.de>
262 * gimple.c (gtc_ob): New global.
263 (struct type_pair_d): Replace pointers with type UIDs.
264 (type_pair_hash): Adjust.
265 (type_pair_eq): Likewise.
266 (lookup_type_pair): Likewise. Allocate from an obstack.
267 (gimple_force_type_merge): Adjust.
268 (gimple_types_compatible_p): Likewise.
269 (free_gimple_type_tables): Free the obstack.
271 2009-10-14 Jakub Jelinek <jakub@redhat.com>
273 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
274 stmts setting DEBUG_EXPR_DECLs.
276 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
277 Don't crash if mode1 is VOIDmode.
279 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
281 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
282 * params.h (IRA_LOOP_RESERVED_REGS): New
283 * tree-pass.h (pass_subregs_of_mode_init,
284 pass_subregs_of_mode_finish): Remove.
285 * passes.c (pass_subregs_of_mode_init,
286 pass_subregs_of_mode_finish): Remove.
287 (pass_reginfo_init): Move before loop optimizations.
288 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
289 * common.opt (fira-loop-pressure): New.
290 * toplev.h (flag_ira_loop_pressure): New.
291 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
293 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
294 Make external and void type functions.
295 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
296 pass_subregs_of_mode_finish): Remove.
297 * ira-costs.c (init_costs): Call init_subregs_of_mode.
298 * regmove.c: Include ira.h.
299 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
300 register pressure calculation in loops.
301 * loop-invariant.c: Include REGS_H and ira.h.
302 (struct loop_data): New members max_reg_pressure, regs_ref, and
304 (struct invariant): New member orig_regno.
305 (curr_loop): New variable.
306 (find_exits): Initialize regs_ref and regs_live.
307 (create_new_invariant): Initialize orig_regno.
308 (get_cover_class_and_nregs): New.
309 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
310 array. Add code for flag_ira_loop_pressure.
311 (gain_for_invariant): Make new_regs an array. Add code for
312 flag_ira_loop_pressure.
313 (best_gain_for_invariant): Ditto.
314 (set_move_mark): New parameter gain. Use it for debugging output.
315 (find_invariants_to_move): Make regs_needed and new_regs an array.
316 Add code for flag_ira_loop_pressure.
317 (move_invariant_reg): Set up orig_regno.
318 (move_invariants): Set up reg classes for pseudos for
319 flag_ira_loop_pressure.
320 (free_loop_data): Clear regs_ref and regs_live.
321 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
322 get_regno_cover_class, change_pressure, mark_regno_live,
323 mark_regno_death, mark_reg_store, mark_reg_clobber,
324 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
325 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
326 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
327 register pressure calculation in loops if new regs were added.
328 Call finish_subregs_of_mode.
329 * opts.c (decode_options): Set up flag_ira_loop_pressure.
330 * Makefile.in (loop-invariant.o): Add ira.h.
332 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
334 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
336 2009-10-14 Richard Guenther <rguenther@suse.de>
338 * lto-symtab.c (lto_symtab_compatible): Fold in ...
339 (lto_symtab_merge): ... here. Rewrite both to take the
340 prevailing and a to-be-merged entry and to queue diagnostics
342 (lto_symtab_resolve_replaceable_p): New predicate for
344 (lto_symtab_resolve_can_prevail_p): Likewise.
345 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
346 handles merging commons by choosing the largest decl. Fold
347 in code that gives ODR errors.
348 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
350 (lto_symtab_merge_decls_1): Re-structure. Deal with the
351 case of no prevailing decl here. Diagnose mismatches
352 in object types here. Drop all but the prevailing decls.
353 (lto_symtab_prevailing_decl): Return the single prevailing decl.
354 * lto-streamer-in.c (lto_input_tree_ref): Deal with
355 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
357 2009-10-14 Richard Guenther <rguenther@suse.de>
360 * lto-streamer-in.c (input_bb): Replace debug stmts with
361 nops instead of dropping them.
363 2009-10-14 Nick Clifton <nickc@redhat.com>
365 * gcc/doc/extended.texi: Replace the dash character with
366 @minus{} in situations where it is being used as a minus
368 * gcc/doc/tm.texi: Likewise.
369 * gcc/doc/md.texi: Likewise.
371 2009-10-14 Jakub Jelinek <jakub@redhat.com>
373 PR preprocessor/41543
374 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
375 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
376 * tree.c: Include intl.h.
377 (expand_location): Handle BUILTINS_LOCATION.
378 * Makefile.in (tree.o): Depend on intl.h.
381 * dwarf2out.c (dwarf2out_var_location): Always clear
382 last_postcall_label when changing last_label.
384 2009-10-14 Pascal Obry <obry@adacore.com>
386 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
387 (process_command): Handle -E as done with -c and -S. Do not add
388 the target executable suffix to the output file when -E is used.
389 (main): Adjust error message accordingly.
391 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
397 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
399 (tree_code_size): Likewise.
401 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
403 * builtins.c (fold_builtin_1): Support complex "arc" functions.
404 * real.h (HAVE_mpc_arc): Define.
406 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
408 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
409 (struct builtin_description): Add fndecl field.
410 (bdesc): Remove const qualifier. Update initializer.
411 (sh_media_init_builtins): Remove const qualifier for d. Record
412 the result of add_builtin_function to the fndecl field.
413 (sh_builtin_decl): New.
414 (sh_media_builtin_decl): New.
416 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
419 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
420 requests between special registers.
422 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
424 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
426 2009-10-13 Richard Henderson <rth@redhat.com>
428 PR tree-optimization/41377
429 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
430 (cleanup_empty_eh_merge_phis): New change_region parameter;
431 pass it on to redirect_eh_edge_1. Update callers.
432 (cleanup_empty_eh_unsplit): Don't require an existing EH label
433 at the destination block.
435 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
437 * passes.c (register_pass): Replaced gcc_unreachable by
438 fatal_error on failure. Mentions plugins in comments & messages.
440 2009-10-13 Jakub Jelinek <jakub@redhat.com>
443 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
444 * sched-vis.c (print_value): Use it.
445 * cselib.c (cselib_hash_rtx): Likewise.
446 * print-rtl.c (print_rtx): Likewise.
447 * cfgexpand.c (expand_debug_rtx): Likewise.
448 * var-tracking.c (vt_expand_loc_callback): Likewise.
450 2009-10-13 Richard Guenther <rguenther@suse.de>
453 * opts.c (handle_option): Split out code to handle setting
454 the options flag var ...
455 (set_option): ... here.
456 * opts.h (set_option): Declare.
457 * lto-opts.c (register_user_option_p): Include -fexceptions
458 and all position independent code variants.
459 (handle_common_option): Remove.
460 (lto_reissue_options): Use set_option.
462 2009-10-13 Martin Jambor <mjambor@suse.cz>
464 PR tree-optimization/41661
465 * ipa-prop.c (compute_complex_pass_through): Allow only operations
466 that are tcc_comparisons or do not change the type in any
468 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
469 folding tcc_comparison operations.
471 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
473 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
476 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
482 * tree.def (DEBUG_EXPR_DECL): New.
483 * rtl.def (DEBUG_EXPR): New.
484 * gengtype.c (adjust_field_rtx_def): Handle it.
485 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
486 (insert_debug_temp_for_var_def): ... this. Drop support for
487 moving. Take iterator for def stmt; insert debug stmt before it.
488 Scan early for use count and kind in debug stmts.
489 (propagate_defs_into_debug_stmts): Rename to...
490 (insert_debug_temps_for_defs): ... this. Likewise.
491 * tree.h (DEBUG_TEMP_UID): New.
492 * tree.c (next_debug_decl_uid): New.
493 (make_node_stat): Count debug decls separately.
494 (copy_node_stat): Likewise.
495 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
496 * var-tracking.c (dv_is_decl_p): Recognize it.
497 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
498 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
499 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
500 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
501 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
502 (cselib_hash_rtx): Likewise.
503 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
504 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
506 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
507 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
508 * rtl.c (copy_rtx): Likewise.
509 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
510 * print-rtl.c (print_rtx): Likewise.
511 * sched-vis.c (print_value): Likewise.
512 (print_insn): Handle DEBUG_EXPR_DECL.
513 * tree-dump.c (dequeue_and_dump): Likewise.
514 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
515 * gimple-iterator (gsi_replace): Check for same lhs.
516 (gsi_remove): Insert debug temps.
517 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
518 (move_computations_stmt): Drop explicit propagation into debug stmts.
519 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
520 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
521 * tree-ssa-sink.c (statement_sink_location): Likewise.
522 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
523 * tree-ssanames.c (release_ssa_name): Adjust for rename.
524 * tree-flow.h: Likewise.
525 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
526 debug temps without values.
527 (eliminate_unnecessary_stmts): Don't discard just-inserted
530 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
533 * config/cris/cris.md (andu): Check that operand 1 is one of the
534 general registers. Fix typo in head comment.
536 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
538 * config/i386/i386.md (vswapmov): New.
539 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
540 (ix86_function_ms_hook_prologue): New.
541 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
542 * configure.ac: Test for swap suffix support in as.
543 * configure: Rebuild.
545 2009-10-12 Jakub Jelinek <jakub@redhat.com>
548 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
549 paradoxical subregs to prevent partial register stalls if the inner
550 mode is integer mode.
552 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
554 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
556 2009-10-12 Dodji Seketeli <dodji@redhat.com>
559 * gcc/dwarf2out.c (template_parameter_pack_die,
560 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
562 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
565 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
567 (maybe_register_def): Likewise. Take stmt iterator.
568 (rewrite_update_stmt): Take stmt iterator and pass it on.
569 (rewrite_update_enter_block): Pass stmt iterator.
571 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
573 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
574 (spu_builtin_decl): New function.
576 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/i386.md (SWIM): New mode iterator.
579 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
580 using SWIM mode iterator.
581 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
582 patterns using SWI48 mode iterator.
583 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
584 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
585 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
586 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
587 patterns using SWI248 mode iterator.
588 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
589 gen_x86_movdicc_0_m1_rex64 for renamed function
591 2009-10-11 Jose Ruiz <ruiz@adacore.com>
592 Eric Botcazou <ebotcazou@adacore.com>
595 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
596 * config/sparc/sol2-unwind.h: New file.
598 2009-10-11 Olivier Hainque <hainque@adacore.com>
599 Eric Botcazou <ebotcazou@adacore.com>
602 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
603 * config/i386/sol2-unwind.h: New file.
605 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
608 * config/i386/i386.md (addsi_1_zext): Get the proper second
611 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
613 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
614 all OLD_RTXes, not just REGs. Use copy_rtx to create the
617 2009-10-11 Richard Guenther <rguenther@suse.de>
619 * gimple.c (iterative_hash_type_name): Do not handle special
622 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
624 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
625 (*setcc_si_1_and): Ditto.
626 (*setcc_si_1_movzbl): Ditto.
627 (*setcc_<mode>_2): Ditto.
628 (*setcc_qi): Rename from *setcc_1.
629 (*setcc_qi_slp): Rename from *setcc_2.
631 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
632 (*zero_extendqisi2_movzbw_and splitter): Ditto.
634 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
635 "if" condition, there is already assert with reload_completed present.
637 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
639 * plugin.c (try_init_one_plugin): Improve constness of variable err.
641 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
643 * doc/install.texi (Final install): Refer to
644 http://gcc.gnu.org/bugs/ for bug reporting.
646 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
648 * configure.ac: Add test for dci instruction.
649 * configure: Regenerate.
650 * config.in: Likewise.
651 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
652 * doc/invoke.texi: Add cpu_type 476 and 476fp.
653 (-mmulhw): Add 476 to description.
655 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
656 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
657 (processor_target_table): Add 476 and 476fp entries.
658 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
659 (rs6000_issue_rate): Add CPU_PPC476.
660 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
661 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
662 (processor_type): Add PROCESSOR_PPC476.
663 (EXTRA_SPECS): Add asm_cpu_476 string.
664 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
665 (define_attr "cpu"): Add ppc476.
667 Update comments for 476.
668 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
669 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
670 Update copyright year.
671 * config/rs6000/476.md: New file.
672 * config/rs6000/40x.md: Add description for "isel" attribute.
673 Update copyright year.
674 * config/rs6000/440.md: Likewise.
675 * config/rs6000/603.md: Likewise.
676 * config/rs6000/6xx.md: Likewise.
677 * config/rs6000/7450.md: Likewise.
678 * config/rs6000/7xx.md: Likewise.
679 * config/rs6000/8540.md: Likewise.
680 * config/rs6000/cell.md: Likewise.
681 * config/rs6000/e300c2c3.md: Likewise.
682 * config/rs6000/e500mc.md: Likewise.
683 * config/rs6000/mpc.md: Likewise.
684 * config/rs6000/power4.md: Likewise.
685 * config/rs6000/power5.md: Likewise.
686 * config/rs6000/power6.md: Likewise.
687 * config/rs6000/power7.md: Likewise.
688 * config/rs6000/rios1.md: Likewise.
689 * config/rs6000/rios2.md: Likewise.
690 * config/rs6000/rs64.md: Likewise.
692 2009-10-10 Richard Guenther <rguenther@suse.de>
694 PR tree-optimization/41654
695 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
696 a cond expr before calling gimple_cond_set_condition_from_tree.
697 (ifcombine_iforif): Likewise.
699 2009-10-09 Ian Lance Taylor <iant@google.com>
701 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
702 * configure: Rebuild.
704 2009-10-09 Neil Vachharajani <nvachhar@google.com>
706 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
709 2009-10-09 Richard Guenther <rguenther@suse.de>
712 * target-def.h (TARGET_BUILTIN_DECL): Define.
713 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
714 * target.h (struct gcc_target): Add builtin_decl target hook.
715 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
716 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
718 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
720 (lto_output_builtin_tree): Sorry if the target does not support
721 streaming target builtins.
722 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
723 (rs6000_builtin_decl): New function.
724 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
725 (ix86_builtin_decl): New function.
727 2009-10-09 Jakub Jelinek <jakub@redhat.com>
729 PR preprocessor/41445
730 * c-ppoutput.c (do_line_change): New function.
731 (cb_line_change): Use it.
732 (scan_translation_unit): Call do_line_change if
733 avoid_paste or PREV_WHITE and token location is on a different line
737 * dwarf2out.c (dwarf2out_init): Test whether
738 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
741 PR rtl-optimization/41646
742 * calls.c (expand_call): For BLKmode types returned in registers
743 avoid likely spilled hard regs in copy_blkmode_from_reg generated
746 2009-10-09 Richard Guenther <rguenther@suse.de>
748 PR tree-optimization/41634
749 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
750 we remove the correct elements.
751 (optimize_stmt): Make sure to update stmt operands before
752 optimizing redundancies.
754 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
756 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
758 2009-10-09 Richard Guenther <rguenther@suse.de>
761 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
763 (lto_wrapper_exit): New function.
765 (fatal_perror): Likewise.
766 (fork_execute): Use global args_name, do not free it.
767 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
768 * lto-streamer.h: Remove duplicate prototypes.
770 2009-10-09 Richard Guenther <rguenther@suse.de>
772 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
773 before calling stmt_can_throw_external.
775 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
777 PR tree-optimization/40071
778 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
779 pointer if the original data reference doesn't conflict with the
780 created vector data reference. Fix long line.
782 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
784 * config/i386/i386.md (any_div): New code iterator.
785 (u): Handle div and udiv.
787 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
789 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
790 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
791 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
792 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
794 2009-10-08 Joseph Myers <joseph@codesourcery.com>
796 * gcc.c (main): Remove trailing "." from diagnostics.
798 2009-10-08 Cary Coutant <ccoutant@google.com>
800 Add support for debugging with ICF (Identical Code Folding).
801 * calls.c (debug.h): New #include.
802 (emit_call_1): Call virtual_call_token debug hook.
803 * common.opt (-fenable-icf-debug): New option.
804 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
805 locations in the source).
806 (poc_label_num): New variable.
807 (dcall_entry, vcall_entry): New typedefs.
808 (dcall_table, vcall_table): New variables.
809 (struct vcall_insn): New type.
810 (vcall_insn_table): New variable.
811 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
812 (size_of_dcall_table): New function.
813 (output_dcall_table): New function.
814 (size_of_vcall_table): New function.
815 (output_vcall_table): New function.
816 (dwarf2out_direct_call): New function.
817 (vcall_insn_table_hash): New function.
818 (vcall_insn_table_eq): New function.
819 (dwarf2out_virtual_call_token): New function.
820 (dwarf2out_virtual_call): New function.
821 (dwarf2out_init): Allocate new tables and sections.
822 (prune_unused_types): Mark DIEs referenced from direct call table.
823 (dwarf2out_finish): Output direct and virtual call tables.
824 * final.c (final_scan_insn): Call direct_call and virtual_call
826 * debug.h (struct gcc_debug_hooks): Add direct_call,
827 virtual_call_token, virtual_call hooks.
828 (debug_nothing_uid): New function.
829 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
830 (debug_nothing_uid): New function.
831 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
832 (xcoff_debug_hooks): Likewise.
833 * sdbout.c (sdb_debug_hooks): Likewise.
834 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
835 * doc/invoke.texi (-fenable-icf-debug): New option.
837 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
840 * regmove.c (regmove_backward_pass): Replace src with dst in the
841 debug insn, and check for dst before rather than after.
843 2009-10-08 Janis Johnson <janis187@us.ibm.com>
845 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
846 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
848 2009-10-08 Jan Hubicka <jh@suse.cz>
851 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
852 do not mark cgraph nodes as needed.
853 (record_references_in_initializer): Add new only_vars parameter.
854 * cgraph.h (record_references_in_initializer): New parameter.
855 * varasm.c (assemble_variable): Update call.
856 * varpool.c (varpool_analyze_pending_decls): Always look for
859 2009-10-08 Anatoly Sokolov <aesok@post.ru>
861 * config/avr/avr.c (last_insn_address) Remove variable.
862 (expand_prologue): Don't initialise last_insn_address variable.
863 (final_prescan_insn): Don't output insn size.
864 * config/avr/avr.opt (msize): Remove switch.
865 * doc/invoke.texi (AVR Options): Remove documentation of -msize
868 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
870 * combine.c (label_tick_ebb_start): Fix comment.
871 (combine_instructions): Set label_tick and label_tick_ebb_start before
872 calling setup_incoming_promotions. Start them from 1. Increment
873 label_tick instead of deriving it from the BB index. Rather than
874 comparing ticks use the block from the previous iteration to decide
875 whether to start a new EBB. Remove empty lines before function.
877 2009-10-08 Michael Matz <matz@suse.de>
880 * builtins.c (fold_builtin_isascii): Use fold_build2.
881 (fold_builtin_isdigit): Ditto.
882 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
883 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
884 remove_useless_stmts_cond, remove_useless_stmts_tf,
885 remove_useless_stmts_tc, remove_useless_stmts_bind,
886 remove_useless_stmts_goto, remove_useless_stmts_label,
887 remove_useless_stmts_1, remove_useless_stmts,
888 pass_remove_useless_stmts): Remove.
889 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
890 * passes.c (init_optimization_passes): Don't add
891 pass_remove_useless_stmts.
892 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
893 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
895 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
896 for static constants.
897 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
898 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
900 2009-10-08 Richard Guenther <rguenther@suse.de>
902 * gimple.c (free_gimple_type_tables): New function.
903 * gimple.h (free_gimple_type_tables): Declare.
905 2009-10-07 Mark Heffernan <meheff@google.com>
907 * ipa-prop.c (ipa_print_node_params) Only print
908 names of named arguments.
910 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
912 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
913 being statically linked.
915 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
917 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
919 2009-10-08 Jan Hubicka <jh@suse.cz>
922 * ipa.c (cgraph_externally_visible_p,
923 function_and_variable_visibility,
924 whole_program_function_and_variable_visibility): Skip non-finalized
927 2009-10-08 Nick Clifton <nickc@redhat.com>
929 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
932 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
935 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
937 2009-10-07 Joseph Myers <joseph@codesourcery.com>
940 * c-common.c (c_fully_fold_internal): Strip nops from the result
941 of recursive calls to c_fully_fold_internal.
942 (c_wrap_maybe_const): New.
943 (c_save_expr): Use c_wrap_maybe_const.
944 * c-common.h (c_wrap_maybe_const): Declare.
945 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
946 build_binary_op): Use c_wrap_maybe_const.
948 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
950 * real.c: Fix comment to reflect actual exponent size.
952 2009-10-08 Ben Elliston <bje@au.ibm.com>
954 * config/rs6000/a2.md: Add FSF comment header.
956 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.md (any_extend): New code iterator.
959 (u, s): New code attributes.
961 (DWIH): Rewrite as code iterator for SI and DI modes.
962 (DWI): Rewrite as mode attribute.
963 (dwi): New mode attribute.
964 (di): Depend on SI mode and DI mode.
965 (doubleint_general_operand): Remove mode attribute.
967 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
970 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
971 (*sub<mode>3_doubleword): Ditto.
973 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
974 using SWIM248 mode iterator.
975 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
976 using SWI48 mode iterator.
977 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
978 patterns using DWIH mode iterator and any_extend code iterator.
979 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
980 using any_extend code iterator.
981 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
982 patterns using DWIH mode iterator and any_extend code iterator.
983 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
984 using any_extend code iterator.
985 (<s>mul<mode>3_highpart): Macroize expander from
986 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
987 and any_extend code iterator.
988 (*<s>muldi3_highpart_1): Macroize insn from
989 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
990 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
991 patterns using any_extend code iterator.
992 (*<s>mulsi3_highpart_zext): Macroize insn from
993 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
995 2009-10-07 Jakub Jelinek <jakub@redhat.com>
997 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
998 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
999 refering to a DIE with DW_AT_const_value.
1001 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1004 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1006 2009-10-06 Jan Hubicka <jh@suse.cz>
1008 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1011 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1013 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1014 *lea_2_rex64): Move before *add<mode>_1 pattern.
1016 2009-10-07 Jan Hubicka <jh@suse.cz>
1018 * collect2.c (main): Add -fno-whole-program.
1019 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1021 2009-10-07 Jan Hubicka <jh@suse.cz>
1023 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1024 has no address taken.
1025 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1027 (cgraph_clone_node): Clear externally_visible flag for clones.
1028 * cgraph.h (cgraph_only_called_directly_p,
1029 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1030 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1031 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1032 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1033 ipcp_insert_stage): Likwise.
1034 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1035 externally_visible flag.
1036 (verify_cgraph_node): Verify that inline clones look right.
1037 (process_function_and_variable_attributes): Do not set
1038 externally_visible flags.
1039 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1041 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1043 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1044 clear externally_visible when turning into inline clones
1045 (cgraph_mark_inline_edge): Use new predicates.
1046 (cgraph_estimate_growth): Likewise.
1047 (cgraph_decide_inlining): Likewise.
1048 * ipa.c (cgraph_postorder): Likewise.
1049 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1050 that inline clones are not needed.
1051 (cgraph_externally_visible_p): New predicate.
1052 (function_and_variable_visibility): Add whole_program parameter;
1053 always set externally_visible flag; handle COMDAT function
1055 (local_function_and_variable_visibility): New function.
1056 (gate_whole_program_function_and_variable_visibility): New function.
1057 (whole_program_function_and_variable_visibility): New function.
1058 (pass_ipa_whole_program_visibility): New function.
1059 * passes.c (init_optimization_passes): Add whole program visibility
1061 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1062 not care about needed/reachable flags.
1063 * varpool.c: Include flags.h
1064 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1065 (varpool_finalize_decl): When we are in LTO read-back, all variables
1067 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1069 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1071 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1074 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1076 * config.gcc: Don't include the makefile fragments intended for
1078 * config/s390/fixdfdi.h: File removed.
1079 * config/s390/libgcc-glibc.ver: File removed.
1080 * config/s390/s390.h: Remove the fixdfdi.h hack.
1081 * config/s390/t-crtstuff: File moved to libgcc dir.
1082 * config/s390/t-linux: Likewise.
1083 * config/s390/t-tpf: libgcc specific parts removed.
1084 * config/s390/t-linux64: Likewise.
1086 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1088 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1089 (lto-compress.o): Likewise.
1091 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1094 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1095 dllexport to class members here.
1096 (i386_pe_determine_dllimport_p): Only check static class data for
1098 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1099 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1100 functions for vague linkage.
1101 (i386_pe_type_dllexport_p): Fix formatting.
1102 (maybe_add_dllexport) New function.
1103 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1106 2009-10-07 Ben Elliston <bje@au.ibm.com>
1108 * config/rs6000/a2.md: Remove duplicated lines.
1110 2009-10-07 Ben Elliston <bje@au.ibm.com>
1112 * config.gcc (powerpc*-*-*): Handle a2.
1113 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1114 * config/rs6000/a2.md: New file.
1115 * config/rs6000/rs6000.opt (mno-update): New.
1116 (mupdate): Return to using a mask, not a var.
1117 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1118 (enum processor_type): Add PROCESSOR_PPCA2.
1119 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1120 (rs6000_override_options): Add "a2" to processor_target_table.
1121 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1122 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1124 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1126 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1127 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1128 reference to nonexistent gen_truncxfxf2 function.
1130 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1132 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1133 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1134 (general_operand): Handle TI mode.
1135 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1136 using SDWIM mode iterator.
1137 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1138 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1139 using DWI mode iterator.
1140 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1141 patterns using SWI mode iterator.
1142 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1143 using SWI48 mode iterator.
1144 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1145 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1146 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1147 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1148 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1149 using SDWIM mode iterator.
1150 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1151 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1152 using DWI mode iterator.
1153 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1154 patterns using SWI mode iterator.
1155 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1156 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1157 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1158 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1159 patterns using plusminus code iterator.
1160 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1161 sub<mode>3 patterns using plusminus code iterator.
1162 * config/i386/i386.c (override_options): Update the call to
1163 gen_subdi_carry_rex64 for renamed function.
1164 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1165 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1166 calls to instruction expanders.
1168 2009-10-06 Martin Jambor <mjambor@suse.cz>
1171 * opts.c (decode_options): Run IPA-SRA at -O2.
1173 2009-10-06 Richard Guenther <rguenther@suse.de>
1175 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1177 2009-10-06 Tobias Burnus <burnus@net-b.de>
1180 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1181 -flto and -fwhole-program flags can be combined.
1183 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1186 * gcc.c (process_command): Check that -o argument was specified.
1188 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1190 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1192 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1194 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1195 * doc/invoke.texi (Warning Options): Annotate allowed languages
1196 for -Wunsuffixed-float-constants.
1198 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1200 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1201 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1202 same name and isn't the main variant.
1205 * dwarf2out.c (loc_by_reference): Removed.
1206 (dw_loc_list_1): New function.
1207 (dw_loc_list): Remove toplev argument, add want_address argument.
1208 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1209 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1210 want_address == 2 to dw_loc_list. For successful dw_loc_list
1211 set have_address to 1 only if want_address is not 0.
1213 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1215 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1216 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1217 a code block followed by two pointers.
1218 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1219 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1220 (MIPS_MOVE): Likewise.
1221 (MIPS_LUI): Likewise.
1222 (MIPS_JR): Likewise.
1223 (MIPS_BAL): Likewise.
1224 (MIPS_NOP): Likewise.
1225 (mips_asm_trampoline_template): Delete.
1226 (mips_trampoline_code_size): New function.
1227 (mips_trampoline_init): Add shorter sequences for all cases
1228 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1229 Calculate the opcodes directly, rather than copying from a template.
1230 Only flush the code part of the trampoline.
1231 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1233 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1235 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1236 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1237 (INCOMING_RETURN_ADDR_RTX): Likewise.
1238 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1240 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1241 with RETURN_ADDR_REGNUM.
1242 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1243 * config/mips/mips.c (mips16_build_call_stub): Replace
1244 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1245 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1246 (mips_print_operand_punctuation): Likewise.
1247 (mips_frame_set): Likewise.
1248 (mips16e_output_save_restore): Likewise.
1249 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1250 (mips_save_reg_p): Likewise.
1251 (mips_return_addr): Likewise.
1252 (mips_set_return_address): Likewise.
1253 (mips_direct_save_slot_move_p): Likewise.
1254 (mips_output_function_prologue): Likewise.
1255 (mips_restore_reg): Likewise.
1256 (mips_expand_epilogue): Likewise.
1257 (mips_epilogue_uses): Likewise.
1258 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1259 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1260 (clear_hazard_<mode>): Likewise.
1261 (call_internal): Likewise.
1262 (call_internal_direct): Likewise.
1263 (call_direct_split): Likewise.
1264 (call_value_internal): Likewise.
1265 (call_value_split): Likewise.
1266 (call_value_internal_direct): Likewise.
1267 (call_value_direct_split): Likewise.
1268 (call_value_multiple_internal): Likewise.
1269 (call_value_multiple_split): Likewise.
1271 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1272 Jakub Jelinek <jakub@redhat.com>
1274 PR rtl-optimization/41511
1275 * combine.c (record_value_for_reg): Pass explicit values as argument
1276 to get_last_value_validate.
1277 (get_last_value_validate): Document INSN parameter.
1278 For non-readonly MEMs, assume they might have been modified if INSN
1279 was in another basic block.
1280 (get_last_value): Minor reformatting.
1282 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1285 * final.c (asm_str_count): Split out from asm_insn_count.
1286 * rtl.h (asm_str_count): New prototype.
1287 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1290 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1292 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1294 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1295 Rafael Espindola <espindola@google.com>
1297 * gengtype.c (write_types): Moved call to write_func_for_structure
1298 into seperate loops.
1300 2009-10-05 Richard Guenther <rguenther@suse.de>
1303 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1304 (input_cgraph_1): Input toplevel asms.
1306 2009-10-05 Richard Guenther <rguenther@suse.de>
1309 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1310 (external_aggregate_decl_p): Likewise.
1311 (lto_symtab_compatible): Re-structure. Remove dead code.
1312 For variables ignore toplevel qualifiers when comparing types.
1313 Issue warnings, not errors for mismatched user-alignment.
1315 2009-10-05 Richard Guenther <rguenther@suse.de>
1319 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1320 (struct lto_symtab_identifier_def): Likewise.
1321 (struct lto_symtab_decl_def): Likewise.
1322 (struct lto_symtab_entry_def): New.
1323 (lto_symtab_identifier_t): Rename to ...
1324 (lto_symtab_entry_t): ... this.
1325 (lto_symtab_decls): Remove.
1326 (lto_symtab_base_hash): Rename to ...
1327 (lto_symtab_entry_hash): ... this.
1328 (lto_symtab_base_eq): Rename to ...
1329 (lto_symtab_entry_eq): ... this.
1330 (lto_symtab_base_marked_p): Rename to ...
1331 (lto_symtab_entry_marked_p): ... this.
1332 (lto_symtab_identifier_marked_p): Remove.
1333 (lto_symtab_decl_marked_p): Likewise.
1334 (lto_symtab_maybe_init_hash_tables): Rename to ...
1335 (lto_symtab_maybe_init_hash_table): ... this.
1336 (lto_symtab_set_resolution_and_file_data): Remove.
1337 (lto_symtab_register_decl): New function.
1338 (lto_symtab_get_identifier): Remove.
1339 (lto_symtab_get): New function.
1340 (lto_symtab_get_resolution): Adjust.
1341 (lto_symtab_get_identifier_decl): Remove.
1342 (lto_symtab_set_identifier_decl): Likewise.
1343 (lto_symtab_merge_decl): Rename to ...
1344 (lto_symtab_merge): ... this. Rewrite.
1345 (lto_symtab_merge_var): Remove.
1346 (lto_symtab_merge_fn): Likewise.
1347 (lto_symtab_prevailing_decl): Adjust.
1348 (lto_cgraph_replace_node): New function.
1349 (lto_symtab_merge_decls_2): Likewise.
1350 (lto_symtab_merge_decls_1): Likewise.
1351 (lto_symtab_fixup_var_decls): Likewise.
1352 (lto_symtab_resolve_symbols): Likewise.
1353 (lto_symtab_merge_decls): Likewise.
1354 (lto_symtab_prevailing_decl): Adjust.
1355 (lto_symtab_get_symtab_def): Remove.
1356 (lto_symtab_get_file_data): Likewise.
1357 (lto_symtab_clear_resolution): Adjust.
1358 (lto_symtab_clear_resolution): Likewise.
1359 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1360 (input_cgraph_1): Likewise.
1361 * lto-streamer-in.c (get_resolution): Do not provide fake
1362 symbol resolutions here.
1363 (deferred_global_decls): Remove.
1364 (lto_register_deferred_decls_in_symtab): Likewise.
1365 (lto_register_var_decl_in_symtab): Change signature, register
1366 variable via lto_symtab_register_decl.
1367 (lto_register_function_decl_in_symtab): Likewise.
1368 (lto_read_tree): Adjust.
1369 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1370 (lto_symtab_merge_var): Likewise.
1371 (lto_symtab_merge_fn): Likewise.
1372 (lto_symtab_register_decl): Declare.
1373 (lto_symtab_merge_decls): Likewise.
1375 2009-10-05 Richard Guenther <rguenther@suse.de>
1377 PR tree-optimization/23821
1378 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1379 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1380 simple IV increments.
1382 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1384 * config/arm/arm.c (arm_override_options): Really initialize
1385 flag_dwarf2_cfi_asm to 0.
1387 2009-10-05 Doug Kwan <dougkwan@google.com>
1389 PR rtl-optimization/41574
1390 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1391 floating point and we are not doing unsafe math optimizations.
1393 2009-10-03 Simon Baldwin <simonb@google.com>
1394 Cary Coutant <ccoutant@google.com>
1395 Rafael Espindola <espindola@google.com>
1396 Richard Guenther <rguenther@suse.de>
1397 Jan Hubicka <jh@suse.cz>
1398 Doug Kwan <dougkwan@google.com>
1399 H.J. Lu <hongjiu.lu@intel.com>
1400 Bill Maddox <maddox@google.com>
1401 Ryan Mansfield <rmansfield@qnx.com>
1402 Diego Novillo <dnovillo@google.com>
1403 Ollie Wild <aaw@google.com>
1404 Kenneth Zadeck <zadeck@naturalbridge.com>
1406 * lto-cgraph.c: New file.
1407 * lto-compress.c: New file.
1408 * lto-compress.h: New file.
1409 * lto-opts.c: New file.
1410 * lto-section-in.c: New file.
1411 * lto-section-out.c: New file.
1412 * lto-streamer-in.c: New file.
1413 * lto-streamer-out.c: New file.
1414 * lto-streamer.c: New file.
1415 * lto-streamer.h: New file.
1416 * lto-symtab.c: New file.
1417 * lto-wpa-fixup.c: New file.
1418 * lto-wrapper.c: New file.
1420 2009-10-03 Simon Baldwin <baldwin@google.com>
1421 Ben Elliston <bje@au.ibm.com>
1422 Rafael Espindola <espindola@google.com>
1423 Nathan Froyd <froydnj@codesourcery.com>
1424 Jan Hubicka <jh@suse.cz>
1425 Doug Kwan <dougkwan@google.com>
1426 Diego Novillo <dnovillo@google.com>
1427 Kenneth Zadeck <zadeck@naturalbridge.com>
1429 * Makefile.in (enable_lto): New.
1430 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1431 (LINKER_PLUGIN_API_H): Define.
1432 (LTO_SYMTAB_H): Define.
1433 (LTO_STREAMER_H): Define.
1434 (TREE_VECTORIZER_H): Define.
1435 (INCLUDES): Add LIBELFINC.
1436 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1437 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1438 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1439 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1440 (native): Add lto-wrapper$(exeext)
1441 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1442 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1443 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1444 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1445 (varasm.o): Add dependency on tree-iterator.h.
1446 (cgraph.o): Add dependency on cif-code.def.
1447 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1448 (ipa-pure-const.o): Likewise.
1449 (GTFILES): Add lto-symtab.c.
1450 (install-lto-wrapper): New.
1451 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1452 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1453 * config.in: Regenerate.
1455 2009-10-03 Rafael Espindola <espindola@google.com>
1456 Diego Novillo <dnovillo@google.com>
1458 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1459 ipa_write_summaries.
1460 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1462 (cgraph_optimize): Make extern.
1464 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1465 Kenneth Zadeck <zadeck@naturalbridge.com>
1467 * toplev.c (in_lto_p): Declare.
1468 * collect2.c (scan_prog_file): Read all the output when reading
1469 information for LTO.
1470 (enum lto_mode_d): Declare.
1472 2009-10-03 Richard Guenther <rguenther@suse.de>
1473 Diego Novillo <dnovillo@google.com>
1475 * gimple.c: Include target.h and alias.h.
1476 (gimple_types): Declare.
1477 (type_hash_cache): Declare.
1478 (gimple_alloc_stat): Make extern.
1479 (gimple_build_eh_must_not_throw): Call
1480 gimple_eh_must_not_throw_set_fndecl.
1481 (struct type_pair_d): Declare.
1482 (type_pair_t): Declare.
1483 (type_pair_hash): New.
1484 (type_pair_eq): New.
1485 (lookup_type_pair): New.
1486 (gimple_force_type_merge): New.
1487 (compare_type_names_p): New.
1488 (compare_field_offset): New.
1489 (gimple_types_compatible_p): New.
1490 (struct sccs): Declare.
1491 (next_dfs_num): Declare.
1492 (iterative_hash_gimple_type): New.
1494 (iterative_hash_type_name): New.
1495 (iterative_hash_gimple_type): New.
1496 (gimple_type_hash): New.
1497 (gimple_type_eq): New.
1498 (gimple_register_type): New.
1499 (print_gimple_types_stats): New.
1500 (gimple_signed_or_unsigned_type): New.
1501 (gimple_unsigned_type): New.
1502 (gimple_signed_type): New.
1503 (gimple_get_alias_set): New.
1504 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1505 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1506 (gimple_force_type_merge): Declare.
1507 (gimple_types_compatible_p): Declare.
1508 (gimple_register_type): Declare.
1509 (print_gimple_types_stats): Declare.
1510 (gimple_unsigned_type): Declare.
1511 (gimple_signed_type): Declare.
1512 (gimple_get_alias_set): Declare.
1513 (gimple_eh_must_not_throw_set_fndecl): New.
1515 2009-10-03 Jan Hubicka <jh@suse.cz>
1516 Kenneth Zadeck <zadeck@naturalbridge.com>
1518 * ipa-pure-const.c: Include lto-streamer.h.
1519 (register_hooks): Factor out of ...
1520 (generate_summary): ... here.
1521 (pure_const_write_summary): New.
1522 (pure_const_read_summary): New.
1523 (pass_ipa_pure_const): Add pure_const_write_summary and
1524 pure_const_read_summary.
1525 * ipa-reference.c: Include lto-streamer.h.
1526 (add_new_function): New.
1527 (remove_node_data): New.
1528 (duplicate_node_data): New.
1529 (ipa_init): Guard against multiple calls.
1530 Move hook setup from analyze_function.
1531 (write_node_summary_p): New.
1532 (ipa_reference_write_summary): New.
1533 (ipa_reference_read_summary): New.
1534 (pass_ipa_reference): Add ipa_reference_write_summary and
1535 ipa_reference_read_summary.
1536 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1537 (struct cgraph_edge): Add fields lto_stmt_uid and
1538 call_stmt_cannot_inline_p.
1539 (cgraph_optimize): Declare.
1540 (cgraph_decide_is_function_needed): Declare.
1541 (reset_inline_failed): Declare.
1542 (enum LTO_cgraph_tags): Declare.
1543 (LTO_cgraph_tag_names): Declare.
1544 (LCC_NOT_FOUND): Define.
1546 2009-10-03 Doug Kwan <dougkwan@google.com>
1547 Rafael Espindola <espindola@google.com>
1548 Jan Hubicka <jh@suse.cz>
1549 Diego Novillo <dnovillo@google.com>
1550 Kenneth Zadeck <zadeck@naturalbridge.com>
1552 * passes.c (all_regular_ipa_passes): New.
1553 (all_ipa_passes): Rename to all_small_ipa_passes.
1554 (init_optimization_passes): Init all_regular_ipa_passes.
1555 * tree-pass.h (all_regular_ipa_passes): New.
1556 (all_ipa_passes): Rename to all_small_ipa_passes.
1557 * passes.c (all_lto_gen_passes): New.
1558 (init_optimization_passes): Initialize all_lto_gen_passes.
1559 (execute_ipa_summary_passes): Make non-static.
1560 (ipa_write_summaries_1): New.
1561 (ipa_write_summaries_2): New.
1562 (ipa_write_summaries): New.
1563 (ipa_write_summaries_of_cgraph_node_set): New.
1564 (ipa_read_summaries_1): New.
1565 (ipa_read_summaries): New.
1566 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1567 (execute_regular_ipa_pass_list): Remove.
1568 (init_optimization_passes): Schedule
1569 pass_rebuild_cgraph_edges and pass_early_inline outside
1570 of pass_all_early_optimizations. Document reason.
1571 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1572 pass_ipa_lto_finish_out): New pass.
1573 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1574 (execute_all_ipa_transforms): New.
1575 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1576 (dump_properties, debug_properties): New.
1577 * tree-optimize.c (gate_all_early_local_passes): Return
1578 false if we are in lto1.
1579 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1580 * tree-pass.h (execute_all_ipa_transforms): Declare.
1581 (pass_ipa_function_and_variable_visibility): Declare.
1582 (pass_ipa_early_inline): Declare.
1583 (pass_ipa_lto_gimple_out): Declare.
1584 (pass_ipa_lto_wpa_fixup): Declare.
1585 (pass_ipa_lto_finish_out): Declare.
1586 (all_small_ipa_passes, all_regular_ipa_passes,
1587 all_lto_gen_passes): Declare.
1588 (execute_ipa_summary_passes): Declare.
1589 (execute_all_ipa_transforms): Declare.
1590 (ipa_write_summaries): Declare
1591 (ipa_write_summaries_of_cgraph_node_set): Declare.
1592 (ipa_read_summaries): Declare.
1594 2009-10-03 Doug Kwan <dougkwan@google.com>
1595 Ollie Wild <aaw@google.com>
1597 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1599 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1600 (lto_mode): New variable.
1601 (maybe_run_lto_and_relink): Handle the -fwpa option.
1602 (main): Handle the -fwpa option.
1603 (maybe_unlink_list): New function.
1604 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1605 * common.opt (flto): New flag.
1606 * toplev.c (flag_generate_lto): Declare.
1608 2009-10-03 Simon Baldwin <simonb@google.com>
1610 * common.opt (flto-compression-level): New flag.
1612 * opts.c: Include lto-opts.h.
1613 (handle_option): Call lto_register_user_option for each
1614 valid option handled.
1615 (decode_options): Clear registered options before the options
1618 2009-10-03 Cary Coutant <ccoutant@google.com>
1620 * collect2.c (is_elf): New function.
1621 (scan_prog_file): Require LTO object to be in ELF format.
1623 2009-10-03 Rafael Espindola <espindola@google.com>
1625 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1626 libgcc to the linker.
1628 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1630 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1631 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1633 * collect2.h (collect_execute): Add flags argument.
1634 * tlink.c (tlink_execute): Update call to collect_execute.
1635 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1636 (use_linker_plugin): New.
1637 (use_linker_plugin_spec_function): New.
1638 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1639 (linker_plugin_file_spec): New.
1640 (lto_wrapper_spec): New.
1641 (lto_gcc_spec): New.
1642 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1643 (static_spec_functions): Add use-linker-plugin.
1644 (process_command): Handle -use-linker-plugin.
1645 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1646 linker_plugin_file_spec and lto_gcc_spec.
1647 (use_linker_plugin_spec_function): New.
1649 2009-10-03 Richard Guenther <rguenther@suse.de>
1653 * tree.h (is_lang_specific): Include LANG_TYPE.
1654 * tree.c (find_decls_types_r): Manually add interesting parts
1655 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1657 * gimple.c (type_pair_hash): Make symmetric.
1658 (type_pair_eq): Likewise.
1659 (lookup_type_pair): Increase initial hashtable size.
1660 (gimple_force_type_merge): Rely on type-pair symmetry.
1661 (visit): Remove excessive checking code.
1662 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1663 (gimple_register_type): Remove getenv calls, shrink initial
1667 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1668 inline functions if not generating lto output.
1671 * toplev.c (finalize): In WPA mode remove the asm file.
1673 2009-10-03 Doug Kwan <dougkwan@google.com>
1675 * ipa-inline.c (cgraph_mark_inline): Check
1676 edge->call_stmt_cannot_inline_p instead of calling
1677 gimple_call_cannot_inline_p.
1678 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1679 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1680 (inline_generate_summary): Do nothing in LTRANS.
1681 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1682 exists before calling gimple_call_cannot_inline_p.
1683 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1684 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1685 Update new_edge->lto_stmt_uid.
1686 * cgraphbuild.c (reset_inline_failed): New.
1688 * common.opt (fwpa): New flag.
1689 (fltrans): New option.
1690 * gcc.c (gcc_lto_option_t): New type.
1691 (current_lto_option): New variable.
1692 (lto_single_spec_function): Remove and is replaced by ..
1693 (lto_option_spec_function): New function.
1694 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1695 passing the -flto flag.
1696 (cc1_options): Separate non-LTO related parts into ..
1697 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1698 (lto1_options): New spec for lto FE.
1699 (link_lto_options): New spec for handling LTO flags in linker.
1700 (invoke_lto_single): Re-format to fit in 80 column. Replace
1701 lto-single with lto-option.
1702 (static_specs): Add cc1_non_lto_options, lto1_options and
1704 (static_spec_function): Replace lto-single with lto-option.
1705 (process_command): Handle -flto, -fwpa and -fltran by setting
1706 current_lto_option and not passing it to subprocess unconditionally.
1708 2009-10-03 Bill Maddox <maddox@google.com>
1710 Add `gcc' driver support for link-time code generation (LTO).
1712 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1713 (lto_flag, lto_objects, lto_o_file): New variables.
1714 (struct lto_object, struct lto_object_list): New structures.
1715 (collect_exit, handler): Remove LTO temporary output file on exit.
1716 (add_lto_object): New function.
1717 (maybe_run_lto_and_relink): New function. Perform link time code
1718 generation and relinking for object files containing LTO information.
1719 (main): Invoke maybe_run_lto_and_relink().
1720 (dump_argv): New function. For debugging, currently disabled.
1721 (scan_prog_file): Add LTO information pass.
1722 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1724 * toplev.c (compile_file): Emit assembler directive to create
1725 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1727 2009-10-03 Diego Novillo <dnovillo@google.com>
1729 * c.opt: Add LTO to warn_abi and warn_psabi.
1731 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1732 inline function. Ignore language-specific nodes. Update all users.
1733 (find_decls_types_r): Do not traverse the subtrees of
1734 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1735 * tree.h (is_lang_specific): New.
1736 * langhooks.h (struct lang_hooks_for_decls): Remove
1737 may_need_assembler_name_p. Update all users.
1739 * c-common.c (set_builtin_user_assembler_name): Move ...
1740 * builtins.c (set_builtin_user_assembler_name): ... here.
1741 (is_builtin_name): Add comment
1742 (is_builtin_fn): New.
1743 * except.c (output_ttype): Only call
1744 lookup_type_for_runtime if TYPE is not a runtime type.
1746 * passes.c (register_pass): Call position_pass on
1747 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1748 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1749 (TV_IPA_LTO_DECL_IO): Define.
1750 (TV_IPA_LTO_CGRAPH_IO): Define.
1752 (TV_WHOPR_WPA): Define.
1753 (TV_WHOPR_WPA_IO): Define.
1754 (TV_WHOPR_LTRANS): Define.
1755 (TV_WHOPR_WPA_FIXUP): Define.
1756 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1757 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1758 * tree-flow.h (tree_node_can_be_shared): Declare.
1759 * tree-inline.c (tree_can_inline_p): Check that E has a
1760 statement associated with it.
1761 * tree.c (free_lang_data_in_binf): Factor out of ...
1762 (free_lang_data_in_type): ... here.
1763 Call RECORD_OR_UNION_TYPE_P.
1764 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1765 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1766 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1767 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1768 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1769 (gate_free_lang_data): Return true if flag_generate_lto is set.
1770 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1771 * c-common.h (set_builtin_user_assembler_name): Move ...
1772 * tree.h (set_builtin_user_assembler_name): ... here.
1774 * common.opt (flto-report): New flag.
1775 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1776 * collect2.c (scan_prog_file): Send the error output of
1777 'nm' to HOST_BIT_BUCKET.
1779 2009-10-03 Ollie Wild <aaw@google.com>
1781 * langhooks-def.h (lhd_begin_section): New function declaration.
1782 (lhd_write_section): New function declaration.
1783 (lhd_end_section): New function declaration.
1784 (LANG_HOOKS_BEGIN_SECTION): New macro.
1785 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1786 (LANG_HOOKS_END_SECTION): New macro.
1787 (LANG_HOOKS_LTO): New macro.
1788 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1789 * langhooks.c (output.h): Add include.
1790 (saved_section): New static variable.
1791 (lhd_begin_section): New function.
1792 (lhd_write_section_data): New function.
1793 (lhd_end_section): New function.
1794 * langhooks.h (struct lang_hooks_for_lto): New structure.
1795 (struct lang_hooks): Add member lto.
1796 * Makefile.in (langhooks.o): Add dependency on output.h.
1798 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1800 2009-10-03 Richard Guenther <rguenther@suse.de>
1802 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1805 2009-10-03 Simon Baldwin <simonb@google.com>
1806 Richard Guenther <rguenther@suse.de>
1807 Janis Johnson <janis187@us.ibm.com>
1808 Doug Kwan <dougkwan@google.com>
1809 Diego Novillo <dnovillo@google.com>
1810 Ramana Radhakrishnan <ramana.r@gmail.com>
1811 Ollie Wild <aaw@google.com>
1813 * doc/install.texi: Add documentation for libelf and --enable-lto.
1814 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1815 -flto-report, -flto-compression-level and -use-linker-plugin.
1816 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1817 Add section for LTO Testing.
1819 2009-10-02 Cary Coutant <ccoutant@google.com>
1821 Add support for comdat type sections for DWARF v4.
1822 Merge from dwarf4 branch.
1824 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1825 (dw_die_ref): Define vector type.
1826 (enum dw_val_class): Add dw_val_class_data8.
1827 (struct dw_val_struct): Add v.val_data8.
1828 (comdat_type_node_ref): New type.
1829 (struct die_struct): Move die_symbol into a union; add new field
1830 die_type_node. Change all uses.
1831 (comdat_type_node): New type.
1832 (skeleton_chain_node): New type.
1833 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1834 (comdat_type_list): New variable.
1835 (dwarf_tag_name): Add DW_TAG_type_unit.
1836 (dwarf_attr_name): Add DW_AT_signature.
1837 (add_AT_data8): New function.
1838 (replace_child): New function.
1839 (move_all_children): New function.
1840 (print_signature): New function.
1841 (print_die): Print signature information; add dw_val_class_data8.
1842 (attr_checksum): Support dw_val_class_data8.
1843 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1844 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1845 (checksum_sleb128, checksum_uleb128): New functions.
1846 (checksum_die_context): New function.
1847 (loc_checksum_ordered): New function.
1848 (attr_checksum_ordered): New function.
1849 (struct checksum_attributes): New structure.
1850 (collect_checksum_attributes): New function.
1851 (die_checksum_ordered): New function.
1852 (generate_type_signature): New function.
1853 (same_dw_val_p): Add dw_val_class_data8.
1854 (is_symbol_die): Use new is_declaration_die function.
1855 (is_declaration_die): New function.
1856 (should_move_die_to_comdat): New function.
1857 (clone_die): New function.
1858 (clone_tree): New function.
1859 (clone_as_declaration): New function.
1860 (copy_declaration_context): New function.
1861 (generate_skeleton_ancestor_tree): New function.
1862 (generate_skeleton_bottom_up): New function.
1863 (generate_skeleton): New function.
1864 (remove_child_or_replace_with_skeleton): New function.
1865 (break_out_comdat_types): New function.
1866 (struct decl_table_entry): New type.
1867 (htab_decl_hash): New function.
1868 (htab_decl_eq): New function.
1869 (htab_decl_del): New function.
1870 (copy_ancestor_tree): New function.
1871 (copy_decls_walk): New function.
1872 (copy_decls_for_unworthy_types): New function.
1873 (build_abbrev_table): Don't assert on missing die_symbol when doing
1874 comdat type sections.
1875 (size_of_die): Use DW_FORM_sig8 for external references. Add
1877 (unmark_dies): Don't assert for unmarked dies when doing comdat
1879 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1880 (output_signature): New function.
1881 (output_die): Likewise.
1882 (output_compilation_unit_header): Mark output as DWARF version 3
1883 even if generating DWARF 4.
1884 (output_comdat_type_unit): New function.
1885 (output_line_info): Mark output as DWARF version 3 even if generating
1887 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1889 (dwarf2out_end_source_file): Likewise.
1890 (prune_unused_types_walk_attribs): Don't follow references into
1891 comdat type sections.
1892 (prune_unused_types_mark): When generating type units, do not mark
1893 children of non-defining declarations of types; do mark children of
1895 (prune_unused_types): Process comdat type sections.
1896 (htab_ct_hash): New function.
1897 (htab_ct_eq): New function.
1898 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1899 Add a pointer to the line table from type unit entries so
1900 DW_AT_decl_file has meaning.
1901 * varasm.c (default_elf_asm_named_section): Use identifier name as
1902 comdat key instead of lang hook.
1904 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1906 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1908 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1910 * config/i386/i386.md (SWIM248): New mode iterator.
1911 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1912 divmodhi4 patterns using SWIM248 macro.
1913 (*divmod<mode>4): Macroize insn_and_split pattern from
1914 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1915 and their corresponding splitters usign SWIM248 macro. Split SImode
1916 insn to generate cltd and DImode insn to generate cqto instead of
1917 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1918 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1919 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1920 *divmodsi_noext patterns using SWIM248 macro.
1921 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1922 udivmodhi4 patterns using SWIM248 macro.
1923 (*udivmod<mode>4): Macroize insn_and_split pattern from
1924 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1925 corresponding splitters using SWIM248 macro.
1926 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1927 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1929 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1931 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1932 of zero-sized element is zero-sized regardless of its extent.
1934 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1937 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1938 * configure: Regenerated.
1939 * config.in: Regenerated.
1940 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1941 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1942 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1943 not emitting .eh_frame, emit .cfi_sections .debug_frame
1948 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1949 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1951 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1952 vars use DECL_RTL with resetting it back to NULL afterwards.
1953 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1954 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1955 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1956 the attribute type allows it, otherwise use DW_FORM_dataN.
1957 (mem_loc_descriptor): Handle CONST_STRING.
1958 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1959 Handle MEM with CONST_STRING address using add_AT_string.
1960 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1961 CONST_STRING for const arrays initialized with a string literal.
1962 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1963 (dwarf2out_finish): Call resolve_addr.
1965 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1966 Maxim Kuvyrkov <maxim@codesourcery.com>
1968 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1970 2009-10-02 Nick Clifton <nickc@redhat.com>
1972 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1973 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1975 2009-10-01 Jan Hubicka <jh@suse.cz>
1977 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1978 (cgraph_create_virtual_clone): Just pass redirect_callers
1980 * cgraph.h (cgraph_clone_node): Update prototype.
1981 * ipa-pure-const.c (self_recursive_p): New function.
1982 (propagate): Use it.
1983 * ipa-inline.c (cgraph_clone_inlined_nodes,
1984 cgraph_decide_recursive_inlining): Update.
1986 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1988 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1989 instructions for TARGET_OCTEON.
1991 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1993 * config/arm/arm.c (arm_override_options): Turn off
1994 flag_dwarf2_cfi_asm for AAPCS variants.
1996 2009-10-01 Martin Jambor <mjambor@suse.cz>
1999 * tree-sra.c (convert_callers): Do not call
2000 compute_inline_parameters on one caller more than once.
2002 2009-10-01 Nick Clifton <nickc@redhat.com>
2004 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2005 an empty string if not already defined.
2007 2009-10-01 Martin Jambor <mjambor@suse.cz>
2010 * tree-sra.c (is_va_list_type): New function.
2011 (find_var_candidates): Call is_va_list_type.
2012 (find_param_candidates): Check that the type or the type pointed
2013 to are not va_list types.
2015 2009-10-01 Martin Jambor <mjambor@suse.cz>
2018 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2019 DECL_ARTIFICIAL (param_decl) is true.
2021 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2023 * tree.h (tree_decl_common::lang_flag_8): New.
2024 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2026 * c-common.h (RID_CONSTEXPR): New.
2028 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2030 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2031 Use ref-all pointers.
2032 (alpha_gimplify_va_arg): Ditto.
2034 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2037 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2038 before insn counting loop now that BB_END (bb) is counted. Ensure
2039 the return value isn't zero.
2041 2009-09-30 Nick Clifton <nickc@redhat.com>
2043 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2044 with separate definitions of c_target_objs and cxx_target_objs.
2045 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2047 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2048 sh_symbian_import_export_class.
2049 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2050 * config/sh/symbian.c: Delete, moving code into...
2051 * config/sh/symbian-base.c: ... here
2052 * config/sh/symbian-c.c: ... and here
2053 * config/sh/symbian-cxx.c: ... and here.
2055 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2058 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2059 of plus RTX into register.
2061 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2063 * doc/install.texi: Linguistic and markup fixes.
2064 (Configuration) <--disable-cpp>: Remove description.
2065 <--enable-maintainer-mode>: Autotools files are affected, too.
2066 <--with-sysroot>: Improve description.
2067 (Building): Bump required GNU make version.
2069 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2071 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2072 (x86_64-*-*): Ditto.
2074 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2075 intrinisics for FMA4.
2076 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2077 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2078 Add FMA4 check and fma4intrin.h.
2079 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2081 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2082 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2083 constant for FMA4 support.
2084 (UNSPEC_FMA4_FMADDSUB): Ditto.
2085 (UNSPEC_FMA4_FMSUBADD): Ditto.
2086 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2087 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2088 (ix86_expand_fma4_multiple_memory): Ditto.
2089 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2090 (OPTION_MASK_ISA_FMA4_UNSET): New.
2091 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2092 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2093 (ix86_handle_option): Handle -mfma4.
2094 (isa_opts): Handle -mfma4.
2095 (enum pta_flags): Add PTA_FMA4.
2096 (override_options): Add FMA4 support.
2097 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2098 (IX86_BUILTIN_VFMADDSD): Ditto.
2099 (IX86_BUILTIN_VFMADDPS): Ditto.
2100 (IX86_BUILTIN_VFMADDPD): Ditto.
2101 (IX86_BUILTIN_VFMSUBSS): Ditto.
2102 (IX86_BUILTIN_VFMSUBSD): Ditto.
2103 (IX86_BUILTIN_VFMSUBPS): Ditto.
2104 (IX86_BUILTIN_VFMSUBPD): Ditto.
2105 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2106 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2107 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2108 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2109 (IX86_BUILTIN_VFNMADDSS): Ditto.
2110 (IX86_BUILTIN_VFNMADDSD): Ditto.
2111 (IX86_BUILTIN_VFNMADDPS): Ditto.
2112 (IX86_BUILTIN_VFNMADDPD): Ditto.
2113 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2114 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2115 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2116 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2117 (IX86_BUILTIN_VFMADDPS256): Ditto.
2118 (IX86_BUILTIN_VFMADDPD256): Ditto.
2119 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2120 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2121 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2122 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2123 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2124 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2125 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2126 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2127 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2128 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2129 (enum multi_arg_type): New enum for describing the various FMA4
2130 intrinsic argument types.
2131 (bdesc_multi_arg): New table for FMA4 intrinsics.
2132 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2133 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2135 (ix86_expand_builtin): Add FMA4 intrinsic support.
2136 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2137 operand instructions.
2138 (ix86_expand_fma4_multiple_memory): New function to split the
2139 second memory reference from FMA4 instructions.
2140 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2141 (ssemodesuffixf2s): Ditto.
2142 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2144 (fma4_fmsub<mode>4): Ditto.
2145 (fma4_fnmadd<mode>4): Ditto.
2146 (fma4_fnmsub<mode>4): Ditto.
2147 (fma4_vmfmadd<mode>4): Ditto.
2148 (fma4_vmfmsub<mode>4): Ditto.
2149 (fma4_vmfnmadd<mode>4): Ditto.
2150 (fma4_vmfnmsub<mode>4): Ditto.
2151 (fma4_fmadd<mode>4256): Ditto.
2152 (fma4_fmsub<mode>4256): Ditto.
2153 (fma4_fnmadd<mode>4256): Ditto.
2154 (fma4_fnmsub<mode>4256): Ditto.
2155 (fma4_fmaddsubv8sf4): Ditto.
2156 (fma4_fmaddsubv4sf4): Ditto.
2157 (fma4_fmaddsubv4df4): Ditto.
2158 (fma4_fmaddsubv2df4): Ditto.
2159 (fma4_fmsubaddv8sf4): Ditto.
2160 (fma4_fmsubaddv4sf4): Ditto.
2161 (fma4_fmsubaddv4df4): Ditto.
2162 (fma4_fmsubaddv2df4): Ditto.
2163 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2164 instructions for intrinsics.
2165 (fma4i_fmsub<mode>4): Ditto.
2166 (fma4i_fnmadd<mode>4): Ditto.
2167 (fma4i_fnmsub<mode>4): Ditto.
2168 (fma4i_vmfmadd<mode>4): Ditto.
2169 (fma4i_vmfmsub<mode>4): Ditto.
2170 (fma4i_vmfnmadd<mode>4): Ditto.
2171 (fma4i_vmfnmsub<mode>4): Ditto.
2172 (fma4i_fmadd<mode>4256): Ditto.
2173 (fma4i_fmsub<mode>4256): Ditto.
2174 (fma4i_fnmadd<mode>4256): Ditto.
2175 (fma4i_fnmsub<mode>4256): Ditto.
2176 (fma4i_fmaddsubv8sf4): Ditto.
2177 (fma4i_fmaddsubv4sf4): Ditto.
2178 (fma4i_fmaddsubv4df4): Ditto.
2179 (fma4i_fmaddsubv2df4): Ditto.
2180 (fma4i_fmsubaddv8sf4): Ditto.
2181 (fma4i_fmsubaddv4sf4): Ditto.
2182 (fma4i_fmsubaddv4df4): Ditto.
2183 (fma4i_fmsubaddv2df4): Ditto.
2185 * doc/invoke.texi (-mfma4): Add documentation.
2186 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2188 2009-09-29 Richard Henderson <rth@redhat.com>
2190 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2191 an edge to the new destination block.
2193 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2196 * pa.c (hppa_profile_hook): Use
2197 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2199 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2200 Alexander Monakov <amonakov@ispras.ru>
2203 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2204 (not_postinc_memory_operand): New.
2205 (not_postinc_move_operand): New.
2206 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2207 (*cmovsi_internal): Ditto.
2209 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2211 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2212 restrict issue_rate in first pass when scheduling for register
2215 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2216 Rafael Avila de Espindola <espindola@google.com>
2218 * gengtype.c (plugin_output): New.
2219 (get_output_file_with_visibility): Return plugin_output for plugins.
2220 (main): Parse and use the -P option.
2221 * gty.texi: Update the command line format.
2223 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2226 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2228 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2229 out if !const_ok_for_output.
2232 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2233 case VAR_LOCATION>: Remove gcc_unreachable ().
2235 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2237 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2238 (x86_64-*-*): Ditto.
2239 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2240 back to smmintrin.h.
2241 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2242 * config/i386/x86intrin.h: Remove SSE5.
2243 * config/i386/mmintrin-common.h: Delete file.
2244 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2246 2009-09-29 Richard Guenther <rguenther@suse.de>
2248 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2249 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2251 2009-09-29 Nick Clifton <nickc@redhat.com>
2253 * function.c (current_function_name): If there is no current
2254 function just return "<none>".
2256 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2258 * tree-pass.h (register_pass_info): New structure.
2259 (pass_positioning_ops): Move enum from gcc-plugin.h.
2260 (register_pass): New function.
2261 * gcc-plugin.h (plugin_pass): Delete structure.
2262 (pass_positioning_ops): Delete enum.
2263 * plugin.c (regsiter_pass): Delete function.
2264 (position_pass): Delete function.
2265 (added_pass_nodes): Delete variable.
2266 (prev_added_pass_nodes): Delete variable.
2267 (pass_list_node): Delete structure.
2268 * passes.c (make_pass_instance): New function.
2269 (next_pass_1): Change to call make_pass_instance.
2270 (pass_list_node): Move structure from gcc-plugin.h.
2271 (added_pass_nodes): Move variable from plugin.c.
2272 (prev_added_pass_nodes): Move variable from plugin.c.
2273 (position_pass): New function.
2274 (register_pass): New function.
2276 2009-09-28 Easwaran Raman <eraman@google.com>
2278 * ifcvt.c (noce_try_abs): Recognize pattern and call
2279 expand_one_cmpl_abs_nojump.
2280 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2281 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2283 2009-09-28 Ian Lance Taylor <iant@google.com>
2286 * c-opts.c (c_common_handle_option): Don't set
2287 warn_jump_misses_init for -Wall.
2288 * doc/invoke.texi (Warning Options): Update documentation.
2290 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2292 * Makefile.in ($(out_object_file)): Depend on
2293 gt-$(basename $(notdir $(out_file))).h.
2295 2009-09-28 Richard Henderson <rth@redhat.com>
2297 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2298 * except.c (gen_eh_region): Set it.
2299 (duplicate_eh_regions_1): Copy it.
2300 * tree-eh.c (lower_resx): Use it to determine which function
2303 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2304 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2305 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2306 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2307 BUILT_IN_CXA_END_CLEANUP if necessary.
2309 * c-common.c (c_define_builtins): Update call to
2310 build_common_builtin_nodes.
2312 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2314 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2316 2009-09-28 Michael Matz <matz@suse.de>
2318 * builtins.c (interclass_mathfn_icode): New helper.
2319 (expand_builtin_interclass_mathfn): Use it here, and split folding
2321 (fold_builtin_interclass_mathfn): ... this new folder.
2322 (build_call_nofold_loc): New static helper.
2323 (build_call_nofold): New wrapper macro for above.
2324 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2325 (expand_builtin_pow): Ditto.
2326 (expand_builtin_memset_args): Ditto.
2327 (expand_builtin_printf): Ditto.
2328 (expand_builtin_fprintf): Ditto.
2329 (expand_builtin_sprintf): Ditto.
2330 (expand_builtin_memory_chk): Ditto.
2331 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2332 (expand_builtin_stpcpy): Ditto.
2333 (expand_builtin_strcmp): Ditto.
2334 (expand_builtin_strncmp): Ditto.
2335 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2336 (expand_builtin_strcpy_args): Don't call folders.
2337 (expand_builtin_memcmp): Ditto.
2338 (expand_builtin_strncpy): Ditto, and use target.
2339 (expand_builtin_memcpy): Ditto.
2340 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2341 expand_builtin_strpbrk, expand_builtin_memmove,
2342 expand_builtin_memmove_args, expand_builtin_bcopy,
2343 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2344 expand_builtin_strspn, expand_builtin_strcspn,
2345 expand_builtin_fputs): Remove these.
2346 (expand_builtin): Don't call the above, change calls to other
2347 expanders that changed prototype.
2348 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2349 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2350 fold_builtin_interclass_mathfn.
2351 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2352 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2354 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2355 * passes.c (init_optimization_passes): Move pass_fold_builtins
2356 after last phiopt pass.
2357 * tree-inline.c (fold_marked_statements): When folding builtins
2358 iterate over all instruction potentially generated.
2359 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2361 (fold_gimple_call): Use it to always fold calls (into potentially
2362 multiple instructions).
2363 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2364 calls into zero at this time.
2365 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2366 statements generated by builtin folding.
2368 2009-09-28 Nick Clifton <nickc@redhat.com>
2370 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2372 2009-09-28 Duncan Sands <baldrick@free.fr>
2374 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2375 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2376 (register_callback): Dispatch it.
2377 (invoke_plugin_callbacks): Incorporate in sanity check.
2378 * ggc.h (ggc_register_cache_tab): Add declaration.
2379 * ggc-common.c (ggc_register_root_tab): Simplify.
2380 (const_ggc_cache_tab_t): New typedef.
2381 (extra_cache_vec): New vector of dynamically added cache tables.
2382 (ggc_register_cache_tab): New function.
2383 (ggc_scan_cache_tab): New function.
2384 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2385 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2387 2009-09-27 Richard Henderson <rth@redhat.com>
2389 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2390 which we remove __builtin_stack_restore.
2392 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2394 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2395 to test for GRD_INVARIANT.
2396 (simple_rhs_p): Anything that's function_invariant_p is fine.
2398 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2400 * gengtype.c (main): Use plunge_files instead of plugin_output.
2402 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2403 Rafael Avila de Espindola <espindola@google.com>
2405 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2406 Don't print pch related info if it is false.
2407 (main): Don't print pch info in plugin mode.
2409 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2411 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2412 with dw_val_class_const_double.
2413 (struct dw_val_struct): Replace val_long_long with val_double and
2414 adjust for above change.
2415 (output_loc_operands): Likewise.
2416 (add_AT_long_long): Rename into...
2417 (add_AT_double): ...this.
2418 (print_die): Replace dw_val_class_long_long with
2419 dw_val_class_const_double and adjust.
2420 (attr_checksum): Likewise.
2421 (same_dw_val_p): Likewise.
2422 (size_of_die): Likewise.
2423 (value_format): Likewise.
2424 (output_die): Likewise.
2425 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2426 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2427 instead of add_AT_long_long.
2428 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2429 value with the precision of its type.
2431 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2434 * c-typeck.c (build_conditional_expr): Use the readonly and
2435 volatile flags of the operand types, not of the operands itself.
2437 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2439 * collect2.c (main): Look for -brtl before adding libraries.
2441 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2443 * config.gcc: Update OpenBSD targets.
2444 * config/openbsd-stdint.h: New file.
2445 * config/openbsd-libpthread.h: New file.
2446 * config/openbsd.h: Update and break out LIB_SPEC definition.
2447 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2448 * config/i386/openbsdelf.h: Correct types.
2449 * config/m68k/openbsd.h: Likewise.
2450 * config/mips/openbsd.h: Likewise.
2451 * config/vax/openbsd.h: Likewise.
2453 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2455 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2456 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2457 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2458 of the length and zero.
2460 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2462 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2463 (FLAGS_H): Add options.h $(REAL_H).
2464 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2465 (TREE_VECTORIZER_H): New.
2466 (EBITMAP_H): Renamed from EBIMAP_H.
2467 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2468 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2469 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2470 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2471 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2472 (graphite-clast-to-gimple.o, graphite-dependences.o)
2473 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2474 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2475 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2476 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2477 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2478 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2479 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2480 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2481 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2482 updated and fixed as per above changes and per
2483 check_makefile_deps.sh output.
2486 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2487 * configure: Regenerate.
2489 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2491 * doc/install.texi: Update minimum MPC version to 0.7.
2493 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2495 * doc/install.texi (Binaries): Remove reference to the binary
2496 distribution CD-ROM from the FSF.
2498 2009-09-26 Michael Matz <matz@suse.de>
2502 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2503 that are mentioned in the body.
2505 2009-09-26 Michael Matz <matz@suse.de>
2507 PR tree-optimization/41454
2508 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2509 (tree_ssa_dominator_optimize): Don't allocate and free it.
2510 (dom_opt_leave_block): Don't iterate over it.
2511 (eliminate_redundant_computations): Don't return a value.
2512 (cprop_operand, cprop_into_stmt): Ditto.
2513 (optimize_stmt): Don't defer updating stmts.
2515 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2517 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2518 generic_parameter_die, template_parameter_pack_die,
2519 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2520 renaming DW_TAG_formal_parameter_pack and
2521 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2522 and DW_TAG_GNU_template_parameter_pack.
2524 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2526 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2527 * config/v850/v850.c (v850_function_value): New function.
2528 (TARGET_FUNCTION_VALUE): Define.
2530 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2532 * tree-vect-stmts.c (vectorizable_call): Call
2533 mark_symbols_for_renaming after vect_finish_stmt_generation.
2535 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2536 to loc_descriptor_from_tree.
2537 (add_location_or_const_value_attribute): Pass 0 instead of 2
2538 for decl_by_reference_p decls.
2540 2009-09-25 Richard Guenther <rguenther@suse.de>
2543 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2546 2009-09-25 Ben Elliston <bje@au.ibm.com>
2548 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2551 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2553 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2554 form of instruction.
2556 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2559 * fold-const.c (const_binop): Handle complex int division.
2560 * tree-complex.c (expand_complex_div_straight,
2561 expand_complex_div_wide): Update comments.
2563 2009-09-24 DJ Delorie <dj@redhat.com>
2566 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2567 (reg_class): Likewise.
2568 (REG_CLASS_NAMES): Likewise.
2569 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2570 (m32c_override_options): Disable -fivopts for M32C.
2572 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2574 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2575 Delete VSX load/store with update support.
2576 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2577 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2581 (VStype_load_update): Ditto.
2582 (VStype_store_update): Ditto.
2583 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2584 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2586 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2587 load/store with update builtins.
2589 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2591 * libgcc2.c (L_trampoline): Prototype for getpagesize
2592 and mprotect in WINNT case.
2594 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2596 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2597 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2598 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2599 'outgoing' argument.
2600 (TARGET_FUNCTION_VALUE): Define.
2602 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2604 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2606 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2609 * common.opt: Initialize dwarf_strict to -1.
2610 * toplev.c (process_options): Catch unset dwarf_strict
2611 and set to 0 for all targets not overriding.
2612 * config/darwin.c (darwin_override_options): Catch unset
2613 dwarf_strict and override to 1.
2615 2009-09-24 Jeff Law <law@redhat.com>
2617 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2619 2009-09-24 Richard Guenther <rguenther@suse.de>
2621 PR tree-optimization/36143
2622 PR tree-optimization/38747
2623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2624 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2626 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2629 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2630 return false instead of gcc_unreachable (). For CONST return the
2631 value returned by recursive call instead of always returning true.
2632 (tree_add_const_value_attribute): Return the value returned by
2633 add_const_value_attribute instead of always returning true if rtl
2636 2009-09-23 Justin Seyster <jrseys@gmail.com>
2638 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2640 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2642 * cgraphunit.c (cgraph_lower_function): Revert last change.
2643 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2644 instead of DECL_NO_STATIC_CHAIN.
2645 * tree-cfg.c (verify_gimple_call): Likewise.
2646 * tree-nested.c (get_chain_decl, get_chain_field,
2647 convert_tramp_reference_op, convert_gimple_call): Likewise.
2648 (convert_all_function_calls): Likewise. Always set or clear
2649 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2650 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2651 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2653 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2654 DECL_NO_STATIC_CHAIN.
2655 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2656 instead of DECL_NO_STATIC_CHAIN.
2657 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2658 decl_function_context.
2659 * varasm.c (initializer_constant_valid_p): Likewise.
2660 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2661 (DECL_STATIC_CHAIN): ... this.
2662 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2663 instead of DECL_NO_STATIC_CHAIN.
2665 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2666 Rafael Avila de Espindola <espindola@google.com>
2668 * gengtype.c (nb_plugin_files): Make it unsigned to match
2669 num_gt_files. Adjust other variables to avoid warnings.
2670 (main): Allocate an all zero lang_bitmap before each plugin file name
2671 to match regular file names.
2673 2009-09-23 Richard Henderson <rth@redhat.com>
2675 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2676 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2677 static chain passed in memory.
2678 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2679 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2680 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2681 STATIC_CHAIN_REGNUM defined.
2683 * config/picochip/picochip-protos.h: s/class/klass/.
2684 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2685 (picochip_static_chain): New.
2686 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2687 (STATIC_CHAIN_INCOMING): Remove.
2689 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2690 (xtensa_static_chain): New.
2691 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2692 (STATIC_CHAIN_INCOMING): Remove.
2694 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2696 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2697 * config/pa/pa-protos.h (function_value): Remove.
2698 * config/pa/pa.c (pa_function_value): Rename from function_value.
2699 Make static, add 'outgoing' argument.
2700 (TARGET_FUNCTION_VALUE): Define.
2702 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2704 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2705 instead of cfun->machine->is_leaf.
2706 * config/avr/avr.h (machine_function): Remove is_leaf field.
2708 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2711 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2712 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2713 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2714 the same size, prefer DW_OP_stack_value.
2715 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2716 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2718 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2721 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2723 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2726 * cfgexpand.c (convert_debug_memory_address): New.
2727 (expand_debug_expr): Convert base address and offset to the same
2728 mode. Use it to convert addresses to other modes. Accept
2731 2009-09-23 Richard Guenther <rguenther@suse.de>
2733 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2734 produced for bigendian targets with promoted subregs.
2736 2009-09-23 Richard Guenther <rguenther@suse.de>
2738 * value-prof.c (gimple_ic): Purge old EH edges only after building
2741 2009-09-23 Nick Clifton <nickc@redhat.com>
2743 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2745 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2748 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2751 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2752 on non-nested functions.
2754 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2755 Jan Hubicka <jh@suse.cz>
2757 * dwarf2out.c (loc_list_plus_const): Only define if
2758 DWARF2_DEBUGGING_INFO.
2759 (address_of_int_loc_descriptor): Likewise.
2762 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2764 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2767 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2768 constant is more than zero.
2770 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2773 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2774 call final to emit non-scheduled prologue, instead insert at entry.
2776 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2777 Joseph S. Myers <joseph@codesourcery.com>
2779 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2781 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2782 Rafael Avila de Espindola <espindola@google.com>
2784 * gengtype.c (is_file_equal): New function.
2785 (close_output_files): Use is_file_equal. Free of->buf.
2787 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2788 Rafael Avila de Espindola <espindola@google.com>
2790 * gengtype.c (write_types, write_local): Add the output_header
2791 argument. Update all callers.
2793 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2795 * dwarf2out.c (template_parameter_pack_die,
2796 gen_formal_parameter_pack_die ): New functions.
2797 (make_ith_pack_parameter_name): Remove this function.
2798 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2799 DW_TAG_formal_parameter_pack.
2800 (gen_generic_params_dies): Represent each template parameter pack
2801 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2802 represented by usual DW_TAG_template_*_parameter DIEs that are
2803 children of the DW_TAG_template_parameter_pack element DIE.
2804 (generic_parameter_die): This doesn't deal with parameter pack
2805 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2806 of parameter pack DIEs.
2807 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2808 in certain cases, e.g. for pack elements.
2809 (gen_formal_types_die, gen_decl_die): Adjust usage of
2810 gen_formal_parameter_die.
2811 (gen_subprogram_die): Represent each function parameter pack by a
2812 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2813 represented by usual DW_TAG_formal_parameter DIEs that are children
2814 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2815 ____builtin_va_alist decls as no part of the compiler uses those
2817 * langhooks.h (struct lang_hooks_for_decls): Add
2818 function_parm_expanded_from_pack_p, get_generic_function_decl
2819 and function_parameter_pack_p hooks. Fix comment for
2820 get_innermost_generic_parms hook.
2821 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2822 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2823 macros and use them to initialize lang_hook.
2825 2009-09-22 Richard Henderson <rth@redhat.com>
2827 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2828 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2829 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2830 on TRAMPOLINE_TEMPLATE.
2831 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2832 TRAMPOLINE_ADJUST_ADDRESS.
2833 * targhooks.c (default_asm_trampoline_template): Remove.
2834 (default_trampoline_adjust_address): Remove.
2835 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2836 * targhooks.h: Update decls.
2838 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2840 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2841 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2842 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2844 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2847 * reload1.c (reload): Reset debug insns with pseudos without
2850 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2852 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2853 unconditional true for decimal float modes.
2854 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2855 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2857 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2859 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2860 Enable a new case for __FreeBSD__ >= 7.
2861 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2862 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2863 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2864 and USE_LD_AS_NEEDED.
2866 * doc/install.texi (*-*-freebsd*): Update target information.
2868 2009-09-22 Richard Guenther <rguenther@suse.de>
2871 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2872 arrays really properly.
2874 2009-09-22 Richard Henderson <rth@redhat.com>
2877 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2878 calls.static_chain, calls.trampoline_init,
2879 calls.trampoline_adjust_address.
2880 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2881 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2882 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2883 * builtins.c (expand_builtin_setjmp_receiver): Use
2884 targetm.calls.static_chain; only clobber registers.
2885 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2886 set up memory attributes properly for the trampoline block.
2887 (expand_builtin_adjust_trampoline): Use
2888 targetm.calls.trampoline_adjust_address.
2889 * calls.c (prepare_call_address): Add fndecl argument. Use
2890 targetm.calls.static_chain.
2891 * df-scan.c (df_need_static_chain_reg): Remove.
2892 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2893 consolodate static chain handling.
2894 * doc/tm.texi: Document new hooks.
2895 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2896 (init_emit_regs): Don't initialize them.
2897 * expr.h (prepare_call_address): Update decl.
2898 * final.c (profile_function): Use targetm.calls.static_chain.
2899 * function.c (expand_function_start): Likewise.
2900 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2901 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2902 only clobber registers.
2903 * targhooks.c (default_static_chain): New.
2904 (default_asm_trampoline_template, default_trampoline_init): New.
2905 (default_trampoline_adjust_address): New.
2906 * targhooks.h: Declare them.
2907 * varasm.c (assemble_trampoline_template): Use
2908 targetm.asm_out.trampoline_template. Make the memory block const
2911 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2912 alpha_initialize_trampoline. Make static. Merge VMS parameter
2913 differences into the TARGET_ABI_OPEN_VMS code block.
2914 (TARGET_TRAMPOLINE_INIT): New.
2915 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2916 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2917 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2918 (INITIALIZE_TRAMPOLINE): Remove.
2920 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2921 (TRAMPOLINE_TEMPLATE): Merge with ...
2922 (INITIALIZE_TRAMPOLINE): ... this and move ...
2923 * config/arc/arc.c (arc_trampoline_init): ... here.
2924 (TARGET_TRAMPOLINE_INIT): New.
2926 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2927 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2928 (arm_asm_trampoline_template): New.
2929 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2930 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2931 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2932 code to arm_asm_trampoline_template.
2933 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2934 arm_trampoline_adjust_address.
2935 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2936 adjust for target hook parameters.
2938 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2941 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2942 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2943 (bfin_trampoline_init): Rename from initialize_trampoline;
2944 make static; update for target hook parameters.
2945 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2946 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2947 bfin_asm_trampoline_template.
2948 (INITIALIZE_TRAMPOLINE): Remove.
2950 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2951 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2952 cris_trampoline_init): New.
2953 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2954 cris_asm_trampoline_template.
2955 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2956 adjust for target hook parameters.
2958 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2960 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2961 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2962 fr30_trampoline_init): New.
2963 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2964 fr30_asm_trampoline_template.
2965 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2966 adjust for target hook parameters.
2968 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2969 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2970 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2971 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2972 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2974 * config/h8300/h8300.c (h8300_trampoline_init): New.
2975 (TARGET_TRAMPOLINE_INIT): New.
2976 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2977 to h8300_trampoline_init and adjust for hook parameters.
2979 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2980 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2981 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2982 make static; adjust for hook parameters.
2983 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2985 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2986 (TARGET_TRAMPOLINE_INIT): New.
2987 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2988 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2989 iq2000_asm_trampoline_template.
2990 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2991 (TRAMPOLINE_CODE_SIZE): New.
2992 (TRAMPOLINE_SIZE): Use it.
2993 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2995 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2996 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2997 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2998 adjust for hook parameters.
2999 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3001 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3002 (m32r_trampoline_init): New.
3003 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3004 m32r_trampoline_init.
3006 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3007 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3008 make static; update for hook parameters.
3009 * config/m68hc11/m68hc11-protos.h: Update.
3010 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3012 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3013 (TARGET_TRAMPOLINE_INIT): New.
3014 (mcore_function_value): Fix typo.
3015 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3016 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3017 to mcore_asm_trampoline_template.
3018 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3020 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3021 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3022 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3023 update for hook parameters.
3024 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3026 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3027 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3028 mips_trampoline_init): New.
3029 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3030 mips_asm_trampoline_template.
3031 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3032 update for hook parameters.
3034 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3035 (TARGET_TRAMPOLINE_INIT): New.
3036 (mmix_trampoline_size): Remove.
3037 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3038 make static. Remove out-of-date tetra vs octa comment.
3039 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3040 make static; update for hook parameters.
3041 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3042 (INITIALIZE_TRAMPOLINE): Remove.
3043 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3044 (TRAMPOLINE_ALIGNMENT): New.
3045 * gcc/config/mmix/mmix-protos.h: Update.
3047 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3048 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3049 mn10300_trampoline_init): New.
3050 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3051 mn10300_asm_trampoline_template.
3052 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3054 * config/moxie/moxie.c (moxie_static_chain,
3055 moxie_asm_trampoline_template, moxie_trampoline_init,
3056 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3057 TARGET_TRAMPOLINE_INIT): New.
3058 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3059 moxie_trampoline_init.
3060 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3061 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3063 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3064 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3065 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3066 pa_trampoline_adjust_address): New.
3067 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3068 pa_asm_trampoline_template.
3069 (TRAMPOLINE_ALIGNMENT): New.
3070 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3071 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3072 adjust for hook parameters.
3073 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3075 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3076 (TARGET_TRAMPOLINE_INIT): New.
3077 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3078 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3080 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3082 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3083 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3084 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3085 make static; adjust parameters for the hook.
3086 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3088 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3089 s390_trampoline_template; make static.
3090 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3091 make static; adjust for target hook.
3092 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3093 * config/s390/s390-protos.h: Remove trampoline decls.
3094 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3095 (TRAMPOLINE_TEMPLATE): Remove.
3096 (TRAMPOLINE_ALIGNMENT): New.
3098 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3099 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3100 (TARGET_TRAMPOLINE_INIT): New.
3101 (score_asm_trampoline_template): New.
3102 (score_trampoline_init): Rename from score_initialize_trampoline;
3103 make static; adjust for hook parameters.
3104 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3105 score[37]_asm_trampoline_template.
3106 (INITIALIZE_TRAMPOLINE): Remove.
3107 * config/score/score3.c (score3_asm_trampoline_template): New.
3108 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3109 adjust for target hook.
3110 * config/score/score7.c (score7_asm_trampoline_template): New.
3111 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3112 adjust for target hook.
3113 * config/score/score3.h, config/score/score7.h: Update.
3115 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3116 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3117 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3118 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3119 make static; adjust for target hook parameters.
3120 (sh_trampoline_adjust_address): New.
3121 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3122 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3124 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3125 (sparc32_initialize_trampoline): Rename from
3126 sparc_initialize_trampoline; make static; replace tramp parameter
3127 with m_tramp and update memory accesses.
3128 (sparc64_initialize_trampoline): Similarly.
3129 (sparc_trampoline_init): New.
3130 * config/sparc/sparc-protos.h: Remove trampoline decls.
3131 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3132 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3134 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3135 (array_to_constant): Make ARR parameter const.
3136 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3137 make static; update for hook parameters.
3138 * config/spu/spu-protos.h: Update decls.
3139 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3141 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3142 from xstormy16_initialize_trampoline; make static; update for
3144 (TARGET_TRAMPOLINE_INIT): New.
3145 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3147 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3148 (TARGET_TRAMPOLINE_INIT): New.
3149 (v850_can_eliminate): Make static.
3150 (v850_asm_trampoline_template, v850_trampoline_init): New.
3151 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3152 v850_asm_trampoline_template.
3153 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3154 and adjust for target hook parameters.
3156 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3157 (TARGET_TRAMPOLINE_INIT): New.
3158 (vax_asm_trampoline_template, vax_trampoline_init): New.
3159 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3160 vax_asm_trampoline_template.
3161 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3163 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3164 (TARGET_TRAMPOLINE_INIT): New.
3165 (xtensa_asm_trampoline_template): Rename from
3166 xtensa_trampoline_template; make static.
3167 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3168 make static; update for hook parameters.
3169 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3170 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3171 (INITIALIZE_TRAMPOLINE): Remove.
3173 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3174 error for nested functions with regparm=3.
3175 (ix86_compute_frame_layout): Adjust frame pointer offset for
3176 ix86_static_chain_on_stack.
3177 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3178 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3179 don't reset to UNITS_PER_WORD.
3180 (ix86_emit_leave): Adjust ix86_cfa_state.
3181 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3182 (ix86_static_chain): New.
3183 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3184 make static; update for target hook parameters; use ix86_static_chain.
3185 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3186 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3187 (INITIALIZE_TRAMPOLINE): Remove.
3188 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3189 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3190 to the end. Add static_chain_on_stack.
3191 (ix86_static_chain_on_stack): New.
3193 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3194 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3195 (m68k_trampoline_init): New.
3196 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3197 m68k_trampoline_init and adjust for hook parameters.
3198 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3199 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3201 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3203 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3204 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3206 * reload1.c (reload): Call wrap_constant when substituting
3207 reg for equiv inside of DEBUG_INSNs.
3210 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3211 add_call_src_coords_attributes, add_high_low_attributes,
3212 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3213 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3214 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3215 when -gdwarf-2 -gstrict-dwarf.
3216 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3217 -gdwarf-[23] -gstrict-dwarf.
3218 (address_of_int_loc_descriptor, loc_descriptor,
3219 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3220 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3221 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3223 2009-09-22 Richard Guenther <rguenther@suse.de>
3225 PR tree-optimization/41428
3226 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3227 (ccp_finalize): Pass it to substitute_and_fold.
3229 2009-09-22 Richard Guenther <rguenther@suse.de>
3231 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3232 (substitute_and_fold): Adjust prototype.
3233 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3234 (simplify_stmt_using_ranges): Likewise.
3235 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3236 (vrp_fold_stmt): New function.
3237 (vrp_finalize): Pass it to substitute_and_fold.
3238 * tree-flow.h (vrp_evaluate_conditional): Remove.
3239 (simplify_stmt_using_ranges): Likewise.
3240 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3241 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3242 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3244 (fold_predicate_in): Move to tree-vrp.c.
3245 (substitute_and_fold): Use the callback instead of calling into
3246 tree-vrp.c functions directly.
3248 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3250 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3251 comparison warning on rs6000.
3254 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3255 GIMPLE_EH_MUST_NOT_THROW cleanup.
3256 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3258 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3261 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3262 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3263 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3264 libSystem which is derived from the gcc 4.2.1 unwinder.
3266 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3269 * varasm.c (default_encode_section_info): Copy TLS model into
3270 sym_ref flags regardless of backend support for TLS, for all
3271 model types except TLS_MODEL_EMULATED.
3273 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3276 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3277 we can handle it correctly.
3279 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3281 * doc/install.texi (os2): Remove section.
3283 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3285 * doc/standards.texi (Objective-C): Adjust two URLs.
3287 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3289 * tree-tailcall.c (process_assignment): Don't check if a
3290 multiplication or an addition are already present.
3291 (find_tail_calls): Combine multiple additions and multiplications.
3292 (adjust_accumulator_values): Emit accumulators.
3294 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3296 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3297 xmm register restore.
3299 2009-09-21 Jan Hubicka <jh@suse.cz>
3301 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3302 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3305 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3307 * stor-layout.c (layout_type): Remove obsolete code.
3309 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3312 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3314 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3317 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3318 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3319 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3320 * fold-const.c (const_binop): Likewise.
3321 * real.h (do_mpc_arg2): Update prototype.
3323 2009-09-20 Jan Hubicka <jh@suse.cz>
3325 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3326 (add_location_or_const_value_attribute): Rewrite using
3328 (tree_add_const_value_attribute): Return true if successful.
3329 (tree_add_const_value_attribute_for_decl): Likewise.
3331 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3332 (loc_descriptor): ... here;
3333 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3334 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3335 pool items that was not marked for output.
3336 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3337 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3338 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3339 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3340 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3341 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3342 DW_OP_stack_value to get address of items that are not available
3344 (dw_loc_list): Handle single element lists correctly.
3346 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3347 Pascal Obry <obry@adacore.com>
3349 * unwind-dw2-fde.c (classify_object_over_fdes):
3350 Cast the constant 1 to _Unwind_Ptr.
3351 (add_fdes): Likewise.
3352 (linear_search_fdes): Likewise.
3354 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3356 * stor-layout.c (set_sizetype): Avoid useless type copy.
3358 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3360 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3362 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3363 * configure, config.in: Regenerate.
3364 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3366 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3367 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3368 for global data if the output could be used in a shared library.
3369 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3370 to 0 if TARGET_WRITABLE_EH_FRAME.
3372 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3374 PR rtl-optimization/39886
3375 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3376 just when insn is equal to BB_END (bb).
3378 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3380 * config/mips/mips.opt (mrelax-pic-calls): New option.
3381 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3383 (mips_unspec_call): Change "unspec_call" expander into this.
3384 (mips_strip_unspec_call): New function.
3385 (mips_got_load): Call mips_unspec_call instead of
3386 gen_unspec_call<mode>.
3387 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3389 (mips_cfg_in_reorg): New function.
3390 (mips16_lay_out_constants): Use it to decide whether to call
3391 CFG-aware insn splitting.
3392 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3393 mips_reorg. Move DF set-up code from here ...
3394 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3396 (mips_reorg): Call mips_df_reorg instead of
3397 r10k_insert_cache_barriers. Move CFG set-up code here from
3398 r10k_insert_cache_barriers.
3399 (mips_call_expr_from_insn): New function.
3400 (mips_pic_call_symbol_from_set): Likewise.
3401 (mips_find_pic_call_symbol): Likewise.
3402 (mips_annotate_pic_call_expr): Likewise.
3403 (mips_get_pic_call_symbol): Likewise.
3404 (mips_annotate_pic_calls): Likewise.
3405 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3407 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3408 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3409 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3411 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3412 (unspec_call<mode>): Remove it.
3413 (sibcall_internal, sibcall_value_internal,
3414 sibcall_value_multiple_internal, call_internal, call_split,
3415 call_value_internal, call_value_split,
3416 call_value_multiple_internal, call_value_multiple_split): Pass
3417 SIZE_OPNO to MIPS_CALL.
3418 (call_internal_direct, call_direct_split,
3419 call_value_internal_direct, call_value_direct_split): Pass -1 as
3420 SIZE_OPNO to MIPS_CALL.
3421 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3422 * configure: Regenerate.
3423 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3424 and -mno-relax-pic-calls.
3425 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3427 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3430 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3431 in the directory this rule is called from, rather than the
3432 toplevel 'gcc' directory, to fix in-tree build.
3434 2009-09-19 Chris Demetriou <cgd@google.com>
3436 PR preprocessor/28435:
3437 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3438 to cpplib that the preprocessor output is needed.
3440 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3442 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3443 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3444 *return_and_restore_fpregs_<mode>,
3445 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3448 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3449 instead of assuming it has always a REG inside of it.
3451 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3453 * config/freebsd.h: Update comment on types.
3454 (WINT_TYPE): Define.
3456 2009-09-18 Jason Merrill <jason@redhat.com>
3458 * c.opt: Add -fno-deduce-init-list.
3460 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3462 * value-prof.c (interesting_stringop_to_profile_p): Added output
3463 argument to indicate which parameter is the size parameter.
3464 * value-prof.c (gimple_stringop_fixed_value): Use
3465 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3466 * value-prof.c (gimple_stringops_transform): Update call sites to
3467 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3469 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3472 From David Binderman <dcb314@hotmail.com>:
3473 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3474 local variable f. Remove stale comments.
3475 (ix86_compute_frame_layout): Remove useless local variable total_size.
3476 Remove #if 0'd code.
3477 (legitimate_address_p): Remove useless local variables
3478 reason_rtx and reason.
3479 (ix86_split_copysign_const): Remove useless local variable op1.
3480 (scale_counter): Remove useless local variable piece_size_mask.
3482 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3484 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3487 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3490 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3492 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3494 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3497 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3499 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3500 DW_OP_implicit_value even without dwarf_version 4.
3502 2009-09-17 Jan Hubicka <jh@suse.cz>
3504 * dwarf2out.c: Include tree-pass.h and gimple.h.
3505 (loc_list_plus_const): New function.
3506 (loc_descriptor_from_tree_1): Rename to ...
3507 (loc_descriptor_from_tree): ... remove original.
3508 (loc_list_from_tree): New function.
3509 (add_AT_location_description): Accept location list.
3510 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3511 (concatn_mem_loc_descriptor): Remove.
3512 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3514 (secname_for_decl): Move up.
3515 (hidden_reference_p): New function; break out from ...
3516 (loc_by_refernece): ... here; move up.
3517 (dw_loc_list): New function.
3518 (single_element_loc_list): New function.
3519 (single_element_loc_list_p): New function.
3520 (add_loc_descr_to_each): New function.
3521 (add_loc_list): New function.
3522 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3523 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3524 add diagnostics why expansion failed.
3525 (add_location_or_const_value_attribute): Support location lists.
3526 (add_bound_info): Likewise.
3527 (descr_info_loc): Update call of loc_descriptor_from_tree.
3528 (gen_variable_die): Work on location lists.
3529 * final.c (pass_final): Add dump file.
3530 * Makefile.in (dwarf2out.o): Add new dependencies.
3532 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3535 * real.c decimal_from_integer, decimal_integer_string): New.
3536 (real_from_integer): Use them as special case for decimal float.
3537 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3538 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3539 Do not append zero after the decimal point in string to convert.
3541 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3543 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3544 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3546 2009-09-17 Martin Jambor <mjambor@suse.cz>
3548 * common.opt (fipa-sra): New switch.
3549 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3550 * timevar.def (TV_IPA_SRA): New timevar.
3551 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3552 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3553 * tree-sra.c: Include cgraph.c.
3554 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3555 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3556 and grp_not_necessarilly_dereferenced.
3557 (func_param_count): New variable.
3558 (encountered_apply_args): New variable.
3559 (bb_dereferences): New variable.
3560 (final_bbs): New variable.
3561 (no_accesses_representant): New variable.
3562 (no_accesses_p): New function.
3563 (dump_access): Dump the new fields.
3564 (sra_initialize): Set encountered_apply_args to false.
3565 (get_ssa_base_param): New function.
3566 (mark_parm_dereference): New function.
3567 (create_access): Caring for INIDRECT_REFs and different handling of
3568 varialble length accesses in early IPA SRA. Store the stmt - a new
3569 parameter - to the new access.
3570 (build_access_from_expr_1): New parameter stmt, passed to
3571 create_access. Handle INDIRECT_REFs.
3572 (build_access_from_expr): Pass the current statement to
3573 build_access_from_expr_1.
3574 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3576 (build_accesses_from_assign): Pass the current statement to
3577 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3578 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3579 final_bbs when necessary. Check for calls to __builtin_apply_args.
3580 Fixup EH info if anythng was changed.
3581 (is_unused_scalar_param): New function.
3582 (ptr_parm_has_direct_uses): New function.
3583 (find_param_candidates): New function.
3584 (mark_maybe_modified): New function.
3585 (analyze_modified_params): New function.
3586 (propagate_dereference_distances): New function.
3587 (dump_dereferences_table): New function.
3588 (analyze_caller_dereference_legality): New function.
3589 (unmodified_by_ref_scalar_representative): New function.
3590 (splice_param_accesses): New function.
3591 (decide_one_param_reduction): New function.
3592 (enum ipa_splicing_result): New type.
3593 (splice_all_param_accesses): New function.
3594 (get_param_index): New function.
3595 (turn_representatives_into_adjustments): New function.
3596 (analyze_all_param_acesses): New function.
3597 (get_replaced_param_substitute): New function.
3598 (get_adjustment_for_base): New function.
3599 (replace_removed_params_ssa_names): New function.
3600 (sra_ipa_reset_debug_stmts): New function.
3601 (sra_ipa_modify_expr): New function.
3602 (sra_ipa_modify_assign): New function.
3603 (convert_callers): New function.
3604 (modify_function): New function.
3605 (ipa_sra_preliminary_function_checks): New function.
3606 (ipa_early_sra): New function.
3607 (ipa_early_sra_gate): New function.
3608 (pass_early_ipa_sra): New variable.
3609 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3611 2009-09-17 Michael Matz <matz@suse.de>
3614 * tree.c (build_type_attribute_qual_variant): Export.
3615 * tree.h (build_type_attribute_qual_variant): Declare.
3616 * tree-inline.c (remap_type_1): Use it to build variants with
3617 the original qualifiers and attributes.
3619 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3621 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3622 without a fallthrough edge.
3624 2009-09-16 DJ Delorie <dj@redhat.com>
3626 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3627 chip and ignore the "fast_interrupt" attribute if so.
3629 2009-09-16 Richard Henderson <rth@redhat.com>
3632 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3635 2009-09-16 Richard Henderson <rth@redhat.com>
3638 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3639 is set only if DECL_NO_STATIC_CHAIN is unset.
3640 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3641 (FOR_EACH_NEST_INFO): New.
3642 (walk_all_functions): Use it.
3643 (finalize_nesting_tree): Likewise.
3644 (unnest_nesting_tree): Likewise.
3645 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3646 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3647 (convert_gimple_call): Early out if gimple_call_chain already set.
3648 (convert_all_function_calls): Iterate until no new functions
3649 require a static chain.
3650 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3651 when building a trampoline. Use dump_function_to_file instead
3653 (lower_nested_functions): Open dump_file. Validate that decls
3654 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3655 bit reset by this pass.
3657 2009-09-16 Michael Matz <matz@suse.de>
3660 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3661 shorten decl_common_unused.
3662 (DECL_RESTRICTED_P): New accessor.
3663 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3664 to disambiguate marked decls and restrict pointers.
3666 2009-09-16 Richard Henderson <rth@redhat.com>
3669 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3671 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3673 * integrate.c (set_block_abstract_flags): Call
3674 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3676 2009-09-16 Richard Guenther <rguenther@suse.de>
3679 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3682 2009-09-16 DJ Delorie <dj@redhat.com>
3683 Kaz Kojima <kkojima@gcc.gnu.org>
3685 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3686 (sh_expand_prologue): Update calls to output_stack_adjust.
3687 (sh_expand_epilogue): Likewise.
3689 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3692 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3693 trying to limit the extent of searches in the insn stream.
3695 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3696 Jakub Jelinek <jakub@redhat.com>
3700 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3702 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3703 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3704 (rs6000_savres_strategy): Always save FP registers inline if the
3705 target doesn't support hardware double-precision. Set the above
3706 bits in return value when needed.
3707 (rs6000_savres_routine_sym): Fix computation for cache selector.
3708 Mark the generated symbol as a function. Rename exitp argument to
3709 lr. Move code for determining the name of the symbol...
3710 (rs6000_savres_routine_name): ...here. New function. Add cases for
3711 getting the names right on AIX and 64-bit Linux.
3712 (savres_routine_name): New variable.
3713 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3714 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3715 on what the target routine uses as a base register. If savep && lr
3716 describe saving of r0 into memory slot.
3717 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3718 line calls for AIX ABI.
3719 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3720 determine FP save/restore functions.
3721 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3722 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3724 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3725 Duplicate restoration of LR and execute the appropriate one
3726 depending on whether GPRs are being restored inline. Set r11 from
3727 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3728 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3729 Fix out of line calls for AIX ABI.
3730 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3732 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3734 (*restore_gpregs_spe): Likewise.
3735 (*return_and_restore_gpregs_spe): Likewise.
3736 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3737 Define to empty string unconditionally.
3738 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3739 Define to empty string unconditionally.
3740 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3743 2009-09-15 Jan Hubicka <jh@suse.cz>
3745 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3746 * params.def (inline-insns-auto): Likewise.
3748 2009-09-15 Martin Jambor <mjambor@suse.cz>
3750 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3751 individual statements only at TDF_DETAILS dump level. Format
3752 source for 80 characters per line.
3754 2009-09-15 Christian Bruel <christian.bruel@st.com>
3756 * regrename.c (do_replace): Update REG_DEAD notes.
3758 2009-09-15 Revital Eres <eres@il.ibm.com>
3760 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3761 * targhooks.c (default_builtin_support_vector_misalignment):
3762 New builtin function.
3763 * targhooks.h (default_builtin_support_vector_misalignment):
3765 * target.h (builtin_support_vector_misalignment):
3766 New field in struct gcc_target.
3767 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3768 new builtin function.
3769 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3771 * config/rs6000/rs6000.c
3772 (rs6000_builtin_support_vector_misalignment): New function.
3773 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3775 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3777 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3779 (bfin_optimize_loop): Likewise.
3780 (bfin_gen_bundles): Likewise.
3781 (workaround_speculation): Likewise.
3782 (find_load): Return NULL_RTX for debug_insn.
3784 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3786 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3789 2009-09-14 DJ Delorie <dj@redhat.com>
3791 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3792 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3795 2009-09-14 Richard Henderson <rth@redhat.com>
3796 Jakub Jelinek <jakub@redhat.com>
3798 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3799 * cfgbuild.c (make_edges): Handle asm goto.
3800 * cfglayout.c (fixup_reorder_chain): Likewise.
3801 * cfgrtl.c (patch_jump_insn): Likewise.
3802 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3803 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3804 (gimple_build_asm_vec): Add and use labels parameter.
3805 (gimple_build_asm): Remove.
3806 (walk_gimple_asm): Walk labels too.
3807 * gimple.def (GIMPLE_ASM): Update docs.
3808 * gimple.h: Update decls.
3809 (struct gimple_statement_asm): Change nc to use unsigned char;
3811 (gimple_asm_nlabels): New.
3812 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3813 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3814 into gimple_build_asm_vec.
3815 * jump.c (mark_jump_label_asm): New.
3816 (mark_jump_label): Use it.
3817 (redirect_jump_1): Handle asm goto.
3818 (invert_jump_1): Soft fail if X is null.
3819 * recog.c (extract_asm_operands): New.
3820 (asm_noperands): Use it; handle asm labels.
3821 (decode_asm_operands): Use extract_asm_operands.
3822 (asm_operand_ok): Properly handle empty string.
3823 * reg-stack.c (get_asm_operands_in_out): Rename from
3824 get_asm_operand_n_inputs; use extract_asm_operands; return both
3825 inputs and outputs by reference; update all callers.
3826 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3827 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3828 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3829 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3830 (extract_asm_operands): Declare.
3831 * stmt.c (expand_asm_operands): Add and use labels parameter.
3832 (check_unique_operand_names): Likewise.
3833 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3834 (expand_asm_stmt): Handle asm labels.
3835 * tree-cfg.c (make_gimple_asm_edges): New.
3836 (make_edges): Use it.
3837 (cleanup_dead_labels): Handle asm labels.
3838 (is_ctrl_altering_stmt): Likewise.
3839 (gimple_redirect_edge_and_branch): Likewise.
3840 * tree.def (ASM_EXPR): Add 5th operand.
3841 * tree.h (ASM_LABELS): New.
3842 (resolve_asm_operand_names): Update decl.
3844 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3845 (c_parser_asm_goto_operands): New.
3846 * c-tree.h (build_asm_expr): Update decl.
3847 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3848 * doc/extend.texi: Document asm goto.
3850 2009-09-14 Richard Henderson <rth@redhat.com>
3852 * except.h: Update declarations.
3853 (struct pointer_map_t): Forward declare.
3854 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3855 (struct eh_landing_pad_d, eh_landing_pad): New.
3856 (struct eh_catch_d, eh_catch): New.
3857 (struct eh_region_d): Remove next_region_sharing_label, aka,
3858 label, tree_label, landing_pad, post_landing_pad, resume,
3859 may_contain_throw. Rename region_number to index. Remove
3860 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3861 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3862 (VEC(eh_landing_pad,gc)): New.
3863 (struct eh_status): Remove last_region_number. Add lp_array,
3864 throw_stmt_table, ttype_data, ehspec_data.
3865 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3866 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3867 * except.c (lang_protect_cleanup_actions): Return tree.
3868 (struct ehl_map_entry): Remove.
3869 (init_eh_for_function): Push zero entries for region and lp_array.
3870 (gen_eh_region): Add to region_array immediately.
3871 (gen_eh_region_catch): Operate on eh_catch objects.
3872 (gen_eh_landing_pad): New.
3873 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3874 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3875 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3876 (get_eh_landing_pad_from_number_fn): New.
3877 (get_eh_landing_pad_from_number): New.
3878 (get_eh_region_from_lp_number_fn): New.
3879 (get_eh_region_from_lp_number): New.
3880 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3881 (get_exception_pointer, get_exception_filter): Remove.
3882 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3883 (current_function_has_exception_handlers): Simplify.
3884 (bring_to_root, eh_region_replaceable_by_p): Remove.
3885 (replace_region, hash_type_list, hash_eh_region): Remove.
3886 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3887 (label_to_region_map, num_eh_regions): Remove.
3888 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3889 (find_exception_handler_labels): Remove.
3890 (duplicate_eh_regions_0, find_prev_try): Remove.
3891 (struct duplicate_eh_regions_data): New.
3892 (duplicate_eh_regions_1): Rewrite.
3893 (duplicate_eh_regions): Return a pointer map instead of an
3895 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3896 (redirect_eh_edge_to_label): Remove.
3897 (eh_region_outermost): Rewrite using eh_region pointers
3898 instead of integers.
3899 (add_ttypes_entry): Update for ttype_data move to eh_status.
3900 (add_ehspec_entry): Rewrite with VEC instead of varray.
3901 (assign_filter_values): Likewise. Export.
3902 (build_post_landing_pads, connect_post_landing_pads): Remove.
3903 (dw2_build_landing_pads): Rewrite to use lp_array.
3904 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3905 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3906 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3907 (sjlj_mark_call_sites): Update for landing pad numbers.
3908 (finish_eh_generation): Rewrite.
3909 (gate_handle_eh): Do nothing for no eh tree.
3910 (pass_rtl_eh): Move up near finish_eh_generation.
3911 (remove_eh_landing_pad): New.
3912 (remove_eh_handler): Export.
3913 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3914 (for_each_eh_label): Rewrite to use lp_array.
3915 (make_reg_eh_region_note): New.
3916 (make_reg_eh_region_note_nothrow_nononlocal): New.
3917 (insn_could_throw_p): New.
3918 (copy_reg_eh_region_note_forward): New.
3919 (copy_reg_eh_region_note_backward): New.
3920 (check_handled, add_reachable_handler): Remove.
3921 (reachable_next_level, foreach_reachable_handler): Remove.
3922 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3923 (get_eh_region_and_lp_from_rtx): New.
3924 (get_eh_region_from_rtx): New.
3925 (can_throw_internal_1, can_throw_external_1): Remove.
3926 (can_throw_internal): Use get_eh_region_from_rtx.
3927 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3928 (insn_nothrow_p, can_nonlocal_goto): New.
3929 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3930 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3931 (add_action_record): Use VEC not varray.
3932 (collect_one_action_chain): Update for eh_region changes.
3933 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3934 Use get_eh_region_and_lp_from_rtx.
3935 (gate_convert_to_eh_region_ranges): New.
3936 (pass_convert_to_eh_region_ranges): Use it.
3937 (push_uleb128, push_sleb128): Use VEC not varray.
3938 (output_one_function_exception_table): Likewise.
3939 (dump_eh_tree): Update for eh_region changes.
3940 (verify_eh_tree): Likewise.
3941 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3942 * tree-eh.c: Include target.h.
3943 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3944 Don't disallow GIMPLE_RESX; adjust argument check.
3945 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3946 (record_stmt_eh_region): Update for landing pad numbers;
3947 generate a landing pad if necessary.
3948 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3949 (remove_stmt_from_eh_lp_fn): Similarly.
3950 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3951 Update for lp numbers; don't special case missing throw_stmt_table.
3952 (lookup_expr_eh_lp): Similarly.
3953 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3954 (eh_seq, eh_region_may_contain_throw): New.
3955 (struct leh_state): Add ehp_region.
3956 (struct leh_tf_state): Remove eh_label.
3957 (emit_post_landing_pad): New.
3958 (emit_resx, emit_eh_dispatch): New.
3959 (note_eh_region_may_contain_throw): New.
3960 (frob_into_branch_around): Take eh_region not eh label;
3961 emit eh code into eh_seq.
3962 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3963 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3964 lower_eh_must_not_throw. Emit code to eh_seq.
3965 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3966 (lower_try_finally_onedest): Likewise.
3967 (lower_try_finally_copy): Likewise.
3968 (lower_try_finally_switch): Likewise.
3969 (lower_try_finally): Initialize ehp_region.
3970 (lower_catch): Update for eh_catch objects.
3971 (lower_eh_filter): Don't handle must_not_throw.
3972 (lower_eh_must_not_throw): New.
3973 (lower_cleanup): Don't set eh_label.
3974 (lower_eh_constructs_2): Resolve eh builtins.
3975 Handle GIMPLE_EH_MUST_NOT_THROW.
3976 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3977 Add eh_seq to the end of the function body.
3978 (make_eh_dispatch_edges): New.
3979 (make_eh_edge): Remove.
3980 (make_eh_edges): Simplify for landing pads.
3981 (redirect_eh_edge_1): New.
3982 (redirect_eh_edge): Use it.
3983 (redirect_eh_dispatch_edge): New.
3984 (stmt_could_throw_p): Use a switch. Allow RESX.
3985 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3986 (stmt_can_throw_internal): Likewise.
3987 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3988 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3989 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3990 (gate_refactor_eh): New.
3991 (pass_refactor_eh): Use it.
3992 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3993 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3994 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3995 (remove_unreachable_handlers): Rename from
3996 tree_remove_unreachable_handlers; rewrite for landing pads;
3997 call remove_eh_handler directly.
3998 (remove_unreachable_handlers_no_lp): New.
3999 (unsplit_eh, unsplit_all_eh): New.
4000 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4001 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4002 (cleanup_empty_eh_unsplit): New.
4003 (cleanup_empty_eh): Rewrite.
4004 (cleanup_all_empty_eh): New.
4005 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4006 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4007 (gate_cleanup_eh): New.
4008 (pass_cleanup_eh): Use it.
4009 (verify_eh_edges): Move later in file. Expect one EH edge.
4010 (verify_eh_dispatch_edge): New.
4012 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4013 (gtype-desc.o): Add TARGET_H.
4014 (tree.o): Use EXCEPT_H, not except.h.
4015 (cfgbuild.o): Add EXPR_H.
4016 (GTFILES): Add vecprim.h.
4017 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4018 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4019 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4020 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4021 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4022 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4023 calls to can_throw_internal.
4024 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4025 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4026 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4027 (expand_gimple_stmt): Use make_reg_eh_region_note.
4028 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4029 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4030 or find_exception_handler_labels.
4031 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4032 there is exacly one EH edge. Use can_nonlocal_goto and
4034 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4035 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4036 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4037 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4038 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4039 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4040 * dse.c (scan_insn): Use insn_could_throw_p.
4041 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4042 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4043 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4044 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4045 EXC_PTR_EXPR or FILTER_EXPR.
4046 (tree_expr_nonzero_warnv_p): Likewise.
4047 * function.h: Include vecprim.h, not varray.h
4048 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4049 move ttype_data and ehspec_data members to struct eh_status; change
4050 action_record_data member to a VEC.
4051 * gcse.c (hash_scan_set): Use can_throw_internal.
4052 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4053 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4054 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4055 (block_may_fallthru): Don't handle RESX_EXPR.
4056 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4057 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4058 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4059 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4060 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4061 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4062 (gimple_size): Likewise.
4063 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4064 (gimple_build_resx): Use gimple_build_with_ops.
4065 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4066 (is_gimple_val): Likewise.
4067 (is_gimple_stmt): Remove RESX_EXPR.
4068 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4069 (GIMPLE_RESX): Reorder with other EH constructs.
4070 * gimple.h (struct gimple_statement_eh_mnt): New.
4071 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4072 (gimple_eh_filter_must_not_throw): Remove.
4073 (gimple_eh_filter_set_must_not_throw): Remove.
4074 (gimple_eh_must_not_throw_fndecl): New.
4075 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4076 (is_gimple_resx): New.
4077 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4078 Don't copy EH_FILTER_MUST_NOT_THROW.
4079 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4080 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4081 handle must_not_throw_labels specially.
4082 * ipa-pure-const.c (check_call): Update debug statement for LP.
4083 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4084 * ipa-utils.c (get_base_var): Likewise.
4085 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4086 * lower-subreg.c (move_eh_region_note): Remove.
4087 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4088 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4089 (create_task_copyfn): Likewise.
4090 (maybe_catch_exception): Use gimple_build_eh_filter.
4091 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4092 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4093 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4094 and pass_lower_resx.
4095 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4096 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4097 can_throw_internal, can_nonlocal_goto.
4098 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4099 copy_reg_eh_region_note_forward.
4100 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4101 (emit_output_reload_insns): Likewise.
4102 (copy_eh_notes): Remove.
4103 * rtl.def (RESX): Remove.
4104 * rtl.h: Update declarations.
4105 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4106 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4107 (update_eh_label): Remove.
4108 (cleanup_dead_labels_eh): New.
4109 (cleanup_deal_labels): Use it instead of update_eh_label.
4110 (gimple_merge_blocks): Update landing pad data structure when
4111 removing a landing pad label.
4112 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4113 test; handle GIMPLE_EH_MUST_NOT_THROW.
4114 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4115 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4116 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4117 (verify_stmt): Likewise. Verify landing pads.
4118 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4119 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4120 (struct move_stmt_d): Add eh_map.
4121 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4122 (move_stmt_r): Remap eh region numbers in builtin calls,
4123 resx and eh_dispatch.
4124 (move_block_to_fn): Remove eh_offset parameter. Use
4125 maybe_duplicate_eh_stmt_fn.
4126 (find_outermost_region_in_block): Operate on eh_region pointers
4127 instead of region numbers.
4128 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4129 duplicate_eh_regions.
4130 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4131 test earlier. Disallow EH landing pads.
4132 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4133 * tree-flow.h: Update declarations.
4134 (struct tree_ann_common_d): Replace rn with lp_nr.
4135 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4136 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4137 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4138 resx and eh_dispatch.
4139 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4140 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4141 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4142 from duplicate_eh_regions.
4143 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4144 update RESX; handle EH_DISPATCH.
4145 (expand_call_inline): Set eh_lp_nr, not eh_region.
4146 (maybe_inline_call_in_expr): Likewise.
4147 * tree-inline.h (struct copy_body_data): Replace eh_region with
4148 eh_lp_nr, eh_region_offset with eh_map.
4149 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4150 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4151 * tree-pretty-print.c (dump_generic_node): Don't handle
4152 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4153 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4154 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4155 EXC_PTR_EXPR, FILTER_EXPR.
4156 * tree-ssa-operands.c (get_expr_operands): Likewise.
4157 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4158 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4159 (ao_ref_init_from_vn_reference): Likewise.
4160 * tree-ssa-sink.c (statement_sink_location): Likewise.
4161 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4162 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4163 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4164 EXC_PTR_EXPR, FILTER_EXPR.
4165 (is_exception_related): Remove.
4166 (compute_avail): Don't call it.
4167 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4168 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4169 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4170 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4172 (build_resx): Remove.
4173 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4174 * tree.h: Update declarations.
4175 (EH_FILTER_MUST_NOT_THROW): Remove.
4176 (struct tree_label_decl): Add eh_landing_pad_nr.
4177 (EH_LANDING_PAD_NR): New.
4178 * value-prof.c (gimple_ic): Tidy variable names. Update for
4179 landing pad numbers.
4180 (gimple_stringop_fixed_value): Tidy variable names. Assert
4181 that neither call stmt can throw.
4182 * vecprim.h (uchar): New.
4183 (VEC(uchar,heap), VEC(uchar,gc)): New.
4185 * c-common.c (c_define_builtins): Update call to
4186 build_common_builtin_nodes.
4187 * c-parser.c (c_parse_file): Don't call
4188 default_init_unwind_resume_libfunc.
4190 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4192 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4193 (mips_cprestore_address_p): Likewise.
4194 (mips_save_gp_to_cprestore_slot): Likewise.
4195 (mips_restore_gp): Rename to...
4196 (mips_restore_gp_from_cprestore_slot): ...this.
4197 (mips_must_initialize_gp_p): Declare.
4198 (mips_emit_save_slot_move): Likewise.
4199 (mips_output_load_label): Return nothing.
4200 (mips_eh_uses): Declare.
4201 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4202 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4203 (TARGET_ABSOLUTE_JUMPS): Likewise.
4204 (EH_USES): Likewise.
4205 (FIRST_PSEUDO_REGISTER): Update comment.
4206 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4207 (MIPS_CALL): ...here.
4208 (REGISTER_NAMES): Add $cprestore.
4209 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4210 Add load_label_length, has_inflexible_gp_insn_p,
4211 has_flexible_gp_insn_p, must_initialize_gp_p and
4212 must_restore_gp_when_clobbered_p.
4213 (mips_expand_call): Don't generate split instructions here.
4214 (mips_split_call): Update the call to mips_restore_gp after
4215 the above name change.
4216 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4217 (mips_find_gp_ref): New function.
4218 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4219 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4220 (mips_insn_has_flexible_gp_ref_p): Likewise.
4221 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4222 (mips_function_has_gp_insn): Delete.
4223 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4224 Use the new functions above. Only return INVALID_REGNUM
4225 for TARGET_ABSOLUTE_JUMPS.
4226 (mips_must_initialize_gp_p): New function.
4227 (mips_get_cprestore_base_and_offset): New function, extracted from...
4228 (mips_cprestore_slot): ...here. Take a bool parameter.
4229 (mips_cfun_has_cprestore_slot_p): New function.
4230 (mips_cprestore_address_p): Likewise.
4231 (mips_save_gp_to_cprestore_slot): Likewise.
4232 (mips_restore_gp): Rename to...
4233 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4234 epilogue_completed. Update the call to mips_cprestore_slot.
4235 Test cfun->machine->must_restore_gp_when_clobbered_p.
4236 (mips_direct_save_slot_move_p): New function.
4237 (mips_emit_save_slot_move): Likewise.
4238 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4239 of cfun->machine->global_pointer.
4240 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4241 (mips_save_reg): Use mips_emit_save_slot_move.
4242 (mips_expand_prologue): Set must_initialize_gp_p.
4243 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4244 for all cprestore saves. Emit a use_cprestore instruction after
4245 setting up the cprestore slot.
4246 (mips_restore_reg): Use mips_emit_save_slot_move.
4247 (mips_process_load_label): New function.
4248 (mips_load_label_length): Likewise.
4249 (mips_output_load_label): Don't return asm: output it here instead.
4250 Use mips_process_load_label.
4251 (mips_adjust_insn_length): Adjust the length of branch instructions
4252 that have length MAX_PIC_BRANCH_LENGTH.
4253 (mips_output_conditional_branch): Update the call to
4254 mips_output_load_label. Assume the branch target is OPERANDS[0]
4255 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4256 (mips_output_order_conditional_branch): Swap the meaning of
4257 OPERANDS[0] and OPERANDS[1].
4258 (mips_variable_issue): Don't count ghost instructions.
4259 (mips_expand_ghost_gp_insns): New function.
4260 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4261 (mips_output_mi_thunk): Set must_initialize_gp_p.
4262 (mips_eh_uses): New function.
4263 * config/mips/predicates.md (cprestore_save_slot_operand)
4264 (cprestore_load_slot_operand): New predicates.
4265 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4266 (UNSPEC_MOVE_GP): Likewise.
4267 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4268 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4269 (CPRESTORE_SLOT_REGNUM): New register.
4270 (MAX_PIC_BRANCH_LENGTH): New constant.
4271 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4272 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4273 branches. Fix commentary.
4274 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4275 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4276 Change type to "ghost".
4277 (loadgp_absolute_<mode>): Likewise.
4278 (loadgp_rtp_<mode>): Likewise.
4279 (copygp_mips16): Likewise.
4280 (loadgp_blockage): Remove redundant mode attribute.
4281 (potential_cprestore): New instruction.
4282 (cprestore): Turn into an unspec set.
4283 (use_cprestore): New instruction.
4284 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4285 (*branch_fp_inverted): Likewise.
4286 (*branch_order<mode>): Likewise.
4287 (*branch_order<mode>_inverted): Likewise.
4288 (*branch_equality<mode>): Likewise.
4289 (*branch_equality<mode>_inverted): Likewise.
4290 (*branch_bit<bbv><mode>): Likewise.
4291 (*branch_bit<bbv><mode>_inverted): Likewise.
4292 (*branch_equality<mode>_mips16): Remove redundant mode.
4293 (jump): Turn into a define_expand.
4294 (*jump_absolute): New instruction.
4295 (*jump_pic): Likewise.
4296 (*jump_mips16): Rename previously-unnamed pattern. Remove
4297 redundant mode attribute.
4298 (restore_gp): Split on epilogue_completed rather than
4299 reload_completed. Change type to "ghost".
4300 (move_gp<mode>): New instruction.
4301 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4302 Remove redundant mode attribute.
4303 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4304 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4305 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4307 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4310 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4311 are returned in the same register (vs34 or v2) that Altivec vector
4312 types are returned in.
4313 (rs6000_libcall_value): Ditto.
4316 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4317 instead of explicit addsi3/adddi3 calls.
4318 (rs6000_split_multireg_move): Ditto.
4319 (rs6000_emit_allocate_stack): Ditto.
4320 (rs6000_emit_prologue): Ditto.
4321 (rs6000_output_mi_thunk): Ditto.
4323 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4324 size is 64 bits if we can use 64-bit registers.
4326 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4328 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4331 From Jie Zhang <jie.zhang@analog.com>:
4332 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4333 save FP and RETS with saveall attribute.
4334 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4335 with saveall attribute.
4337 * config/bfin/bfin.c (bfin_expand_builtin,
4338 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4341 From Jie Zhang <jie.zhang@analog.com>:
4342 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4343 before use in two places.
4344 * config/bfin/bfin.md (AREG): Define mode iterator.
4345 (reload_in, reload_out): Use mode iterator AREG.
4347 2009-09-14 Richard Guenther <rguenther@suse.de>
4350 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4351 EH personality path.
4353 2009-09-13 Richard Guenther <rguenther@suse.de>
4354 Rafael Avila de Espindola <espindola@google.com>
4356 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4357 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4358 (LANG_HOOKS_INITIALIZER): Adjust.
4359 (lhd_pass_through_t): Declare.
4360 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4362 * langhooks.c (lhd_pass_through_t): New function.
4363 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4364 dwarf2out_begin_prologue): Use personality from current_function_decl.
4365 * expr.h (get_personality_function): Declare.
4366 * expr.c (get_personality_function): New function.
4367 (build_personality_function): Likewise.
4368 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4369 (eh_personality_libfunc): Remove.
4370 * optabs.c (build_libfunc_function): New function split out from ...
4371 (init_one_libfunc): ... here.
4372 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4373 (tree_function_decl): Add personality.
4374 (lhd_gcc_personality): Declare.
4375 (build_personality_function): Likewise.
4376 * tree.c (gcc_eh_personality_decl): New.
4377 (lhd_gcc_personality): New function.
4378 * except.h (lang_eh_runtime_type): Remove.
4379 (enum eh_personality_kind): New.
4380 (build_personality_function): Declare.
4381 (function_needs_eh_personality): Declare.
4382 * except.c (lang_eh_runtime_type): Remove.
4383 (function_needs_eh_personality): New function.
4384 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4385 (sjlj_emit_function_enter, output_function_exception_table):
4386 Use personality from current_function_decl.
4387 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4388 * tree-inline.c (tree_can_inline_p): Do not inline across different
4390 (expand_call_inline): Likewise. Adjust the callers EH personality.
4391 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4392 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4393 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4394 (c-parser.o): Likewise
4395 * c-tree.h (c_eh_initialized_p): Remove.
4396 (c_maybe_initialize_eh): Likewise.
4397 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4398 (finish_decl): Don't call c_maybe_initialize_eh.
4399 (c_eh_initialized_p): Remove.
4400 (c_maybe_initialize_eh): Likewise.
4401 * c-parser.c (c_parser_omp_construct): Likewise.
4402 (c_parse_file): Initialize exception handling.
4404 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4406 * config.gcc (tm_file): Remove i386/biarch32.h
4407 for i?86-w64-mingw* case.
4408 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4410 * config.host: Set for x64 mingw the option
4411 use_long_long_for_widest_fast_int to yes.
4413 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4415 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4416 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4417 (dbxout_begin_function): Likewise.
4418 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4419 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4420 set on the function.
4421 (final_end_function): Likewise.
4422 (final_scan_insn): Likewise.
4423 (rest_of_handle_final): Likewise.
4424 * varasm.c (assemble_start_function): Likewise.
4425 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4427 2009-09-12 Jason Merrill <jason@redhat.com>
4429 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4430 * opts.c (common_handle_option): constify.
4432 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4434 * doc/install.texi (avr): Remove obsolete reference site.
4436 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4438 * doc/install.texi (Binaries): Adjust AIX link.
4440 2009-09-12 Akim Demaille <demaille@gostai.com>
4442 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4443 Use an imperative sentence.
4445 2009-09-11 Richard Henderson <rth@redhat.com>
4447 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4448 structure-name and has-tree-operands arguments; update all entries.
4449 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4451 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4452 (gsstruct_code_size): New.
4453 (gss_for_code_): New.
4454 (gss_for_code): Remove.
4455 (gimple_size): Rewrite using gsstruct_code_size.
4456 (gimple_statement_structure): Move to gimple.h.
4457 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4458 (gss_for_code, gimple_statement_structure): New.
4459 (gimple_ops): Use new arrays; tidy.
4461 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4463 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4464 operand to be a PLUS expression.
4465 * config/pa/pa.c (pa_secondary_reload): Likewise.
4467 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4469 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4471 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4474 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4476 From Jie Zhang <jie.zhang@analog.com>:
4477 * doc/extend.texi (node Function Attributes): Document l2
4479 (node Blackfin Variable Attributes): Document l2 variable attributes.
4481 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4483 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4484 to match the system compiler's configuration at inflection point.
4485 Add comment to remark a remaining difference with system compiler.
4487 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4488 * configure: Regenerate.
4490 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4492 From Jie Zhang <jie.zhang@analog.com>:
4493 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4494 (bfin_handle_l2_attribute): New.
4495 (bfin_attribute_table): Add l2 attribute.
4497 2009-09-11 Michael Matz <matz@suse.de>
4500 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4501 on the local_decls list.
4503 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4507 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4509 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4510 for VALUEs, to implement the documented interface.
4511 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4512 Adjust for VALUEs and anything else, to implement the
4513 documented interface.
4515 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4517 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4518 with actual SPE/paired vector modes before using 64-bit alignment.
4519 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4521 2009-09-10 DJ Delorie <dj@redhat.com>
4523 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4526 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4527 * config/mep/mep.c (mep_legitimate_constant_p): New.
4528 * config/mep/mep-protos.h: Prototype it.
4530 2009-09-10 Richard Henderson <rth@redhat.com>
4532 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4534 2009-09-10 Jason Merrill <jason@redhat.com>
4536 * tree.c (chain_index): New fn.
4537 * tree.h: Declare it.
4539 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4541 * config/sol2-c.c (cmn_err_length_specs): Initialize
4542 scalar_identity_flag.
4544 2009-09-10 Richard Henderson <rth@redhat.com>
4546 * tree.h (struct tree_decl_common): Move align member earlier;
4547 move label_decl_uid member ...
4548 (struct tree_label_decl): ... here.
4549 (LABEL_DECL_UID): Update to match.
4551 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4554 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4555 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4557 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4558 dest_prev if the edge is complex.
4560 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4562 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4563 loop latch tests earlier.
4565 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4566 before GIMPLE_RETURN, not after its predecessor; insert
4569 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4570 gimple_seq_empty_p to test for no PHI nodes.
4571 * tree-cfg.c (split_critical_edges): Likewise.
4573 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4575 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4577 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4578 introduced by the VTA branch merge.
4580 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4582 * ira-conflicts.c: Use fputs or putc instead of fprintf
4586 * tree-switch-conversion.c: Ditto.
4588 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4590 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4591 introduced by the VTA branch merge.
4593 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4596 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4598 PR rtl-optimization/39779
4599 * expr.c (convert_modes): Return when mode == oldmode after
4600 CONST_INTs are processed.
4602 2009-09-10 Nick Clifton <nickc@redhat.com>
4604 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4605 attribute and referring decl when creating renamed symbol.
4607 2009-09-10 Richard Guenther <rguenther@suse.de>
4610 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4612 (cgraph_finalize_compilation_unit): Compute reachability
4613 before emitting thunks. Properly process aliases before
4614 possibly removing unreachable nodes.
4616 2009-09-10 Richard Guenther <rguenther@suse.de>
4619 * tree.c (struct free_lang_data_d): Add worklist member.
4620 (find_decls_types_r): Push onto the worklist instead of recursing.
4621 Handle TREE_BINFOs properly.
4622 (find_decls_types): New function wrapped around find_decls_types_r
4623 to process the worklist.
4624 (find_decls_types_in_eh_region): Use it.
4625 (find_decls_types_in_node): Likewise.
4626 (find_decls_types_in_var): Likewise.
4627 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4628 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4629 (AGGREGATE_TYPE_P): Adjust.
4631 2009-09-09 Jason Merrill <jason@redhat.com>
4633 * configure.ac: Check glibc version even if we have an in-tree
4636 2009-09-09 Anthony Green <green@moxielogic.com>
4638 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4639 the constant 0 when appropriate.
4640 * config/moxie/constraints.md: Add constraint O.
4642 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4643 to pass up to 6 32-bit argument values in registers.
4644 (moxie_function_arg): Ditto.
4645 (moxie_arg_partial_bytes): Ditto.
4646 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4647 (REG_PARM_STACK_SPACE): Ditto.
4648 (FUNCTION_ARG_REGNO_P): Ditto.
4650 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4651 instruction to allocate stack space.
4653 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4655 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4656 unnecessarily stringent constraints. Fix address
4657 calculation in the splitters.
4659 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4661 PR rtl-optimization/39779
4662 * expr.c (convert_modes): Return when mode == oldmode after
4663 CONST_INTs are processed.
4665 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4668 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4669 (ix86_expand_prologue): Take frame.padding0 into logic of
4671 (ix86_expand_epilogue): Likewise.
4673 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4675 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4677 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4678 * config/t-slibgcc-libgcc: New file.
4679 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4681 2009-09-09 Martin Jambor <mjambor@suse.cz>
4683 PR tree-optimization/41089
4684 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4687 2009-09-09 Richard Henderson <rth@redhat.com>
4689 * gimple.h (CASE_GIMPLE_OMP): New.
4690 (is_gimple_omp): Use it.
4691 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4692 (verify_gimple_debug): Likewise.
4694 2009-09-09 Richard Guenther <rguenther@suse.de>
4696 PR tree-optimization/41101
4697 * tree-ssa-pre.c (maximal_set): Remove.
4698 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4699 Defer all blocks we didn't visit at least one successor.
4700 (add_to_exp_gen): Do not add to the maximal set.
4701 (make_values_for_phi): Likewise.
4702 (compute_avail): Likewise.
4703 (init_pre): Do not allocate the maximal set.
4704 (execute_pre): Do not dump it.
4706 2009-09-09 Martin Jambor <mjambor@suse.cz>
4708 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4709 an SSA_NAME rather than a is_gimple_variable.
4711 2009-09-09 Richard Guenther <rguenther@suse.de>
4714 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4715 code dealing with plain pointer bases.
4716 (maybe_fold_offset_to_reference): Likewise.
4717 (maybe_fold_stmt_addition): Adjust.
4719 2009-09-09 Richard Guenther <rguenther@suse.de>
4721 * tree.c (free_lang_data_in_type): Do not free the type variant
4723 (free_lang_data): Merge char_type_node with its properly signed
4725 (pass_ipa_free): Collect after freeing language specific data.
4727 2009-09-09 Michael Matz <matz@suse.de>
4730 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4731 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4732 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4735 2009-09-08 DJ Delorie <dj@redhat.com>
4737 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4739 2009-09-04 Jason Merrill <jason@redhat.com>
4741 * tree.c (tree_find_value): Remove.
4742 * tree.h: Remove prototype.
4743 * varasm.c (assemble_external): Use value_member instead.
4745 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4747 * toplev.c (process_options): Choose default debugging type when
4748 gtoggle enables debug info and type is unset.
4750 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4754 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4757 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4759 * configure: Rebuilt with modified libtool.m4.
4761 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4766 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4768 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4770 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4771 (remove_statement): Likewise.
4772 (rewrite_use_nonlinear_expr): Adjust.
4773 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4774 * tree-ssa.c (release_defs_bitset): ... this. New.
4775 * tree-flow.h (release_defs_bitset): Declare.
4777 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4780 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4781 in the middle block.
4783 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4785 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4786 via intptr_t to long type.
4787 (insert_operand_rank): Cast long type via intptr_t to
4789 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4791 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4792 from pointer to unsigned via uintptr_t.
4794 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4795 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4797 * configure: Regenerated.
4798 * config.in: Regenerated
4799 * system.h (stdint.h): Add include.
4800 (inttypes.h): Likewise.
4801 * Makefile.in (aclocal): Add config/stdint.m4.
4802 * aclocal.m4: Regenerated.
4804 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4806 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4808 (note_np_check_stores): New function.
4809 (harmless_null_pointer_p): New function.
4810 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4811 changed. Take into account whether we're in the shadow of a condjump
4812 that tested NP_REG for NULL.
4813 Lose all code that tested for SEQUENCEs.
4814 (workaround_speculation): Avoid inserting NOPs for loads that are
4815 either always executed or a NULL pointer.
4817 2009-09-08 Jan Hubicka <jh@suse.cz>
4819 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4820 * params.def (early-inlining-insns): Likewise.
4822 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4824 PR rtl-optimization/41239
4825 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4826 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4828 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4829 across calls, as the calls might not always return normally.
4830 (call_may_noreturn_p): New function.
4831 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4832 (init_deps): Initialize it.
4833 (remove_from_deps): Also remove calls from
4834 last_function_call_may_noreturn list.
4836 2009-09-07 Richard Henderson <rth@redhat.com>
4838 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4839 more VR->OPERANDS than LHS operands. Free LHS before returning.
4841 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4843 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4844 (attr "addrtype"): New member "spreg".
4845 Use it if mem_spfp_address_operand is true for the address.
4846 (attr "type"): New entry "stall".
4847 (cpu_unit "load"): New.
4848 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4850 (insn_reservation "loadsp"): New.
4851 (insn_reservation "load_stall1"): New.
4852 (insn_reservation "load_stall3"): New.
4854 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4855 (mem_p_address_operand): Exclude stack and frame pointer based
4857 (mem_spfp_address_operand): New; match them here.
4858 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4859 (bfin_reorg): Call it if scheduling insns.
4860 (bfin_gen_bundles): Remove dummy insns created by
4861 add_sched_insns_for_speculation.
4863 From Jie Zhang <jie.zhang@analog.com>:
4864 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4865 bfin_si_revision, bfin_workarounds): Move these ...
4866 * config/bfin/bfin.h: ... here.
4868 From Mike Frysinger <michael.frysinger@analog.com>
4869 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4870 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4871 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4872 bf547m, bf548m, and bf549m.
4873 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4874 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4875 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4876 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4877 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4878 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4879 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4880 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4881 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4882 bf542m, bf544m, bf547m, bf548m, and bf549m.
4884 From Jie Zhang <jie.zhang@analog.com>:
4885 * config/bfin/predicates.md (p_register_operand): New predicate.
4886 (dp_register_operand): New predicate.
4887 * config/bfin/bfin-protos.h (WA_05000074): Define.
4888 (ENABLE_WA_05000074): Define.
4889 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4890 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4891 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4892 (define_attr addrtype): Allow load/store register to be P register.
4893 (define_attr storereg): New.
4894 (define_cpu_unit anomaly_05000074): New.
4895 (define_insn_reservation dsp32shiftimm): New.
4896 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4897 (define_insn_reservation loadp): Cannot use slot2.
4898 (define_insn_reservation loadsp): Cannot use slot2.
4899 (define_insn_reservation storep): Cannot use slot2. Does not
4900 apply when working around 05000074.
4901 (define_insn_reservation storep_anomaly_05000074): New.
4902 (define_insn_reservation storei): Does not apply when working
4904 (define_insn_reservation storei_anomaly_05000074): New.
4905 (define_attr length): Add dsp32shiftimm case.
4906 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4907 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4908 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4909 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4910 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4912 2009-09-07 Martin Jambor <mjambor@suse.cz>
4915 * tree-sra.c (create_artificial_child_access): Return NULL if
4916 build_ref_for_offset fails.
4917 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4918 and create_artificial_child_access to fail.
4920 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4923 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4924 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4925 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4927 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4929 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4930 block, ensure it has an exit edge. Emit a barrier after a jump.
4932 2009-09-07 Nick Clifton <nickc@redhat.com>
4934 * gcc.c (this_is_linker_script): New variable. Like
4935 this_is_library_file but for the %T constructor.
4936 (end_going_arg): If this_is_linker_script is set then locate the
4937 script and insert a --script switch before it
4938 (do_spec_2): Initialise this_is_linker_script.
4939 (do_spec_1): Likewise. Handle %T construct.
4940 (eval_spec_function): Preserve this_is_linker_script.
4941 * doc/invoke.texi: Document %T construct in spec files.
4942 * config/m32c/m32c.h (LIB_SPEC): Use it.
4944 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4946 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4947 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4948 when volatile flag is set.
4949 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4951 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4954 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4955 (combine_stack_adjustments_for_block): Allow insns between stack
4956 adjustments and stores with corresponding pre-(dec|inc)rement or
4957 pre-modify operation.
4959 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4962 * combine-stack-adj.c (struct csa_memlist): Rename to...
4963 (struct csa_reflist): ... this. Rename mem field to ref.
4964 (free_csa_memlist): Rename to...
4965 (free_csa_reflist): ... this.
4966 (record_one_stack_memref): Rename to...
4967 (record_one_stack_ref): ... this. Handle also REG_P.
4968 (try_apply_stack_adjustment): Handle also REG_P.
4969 (struct record_stack_memrefs_data): Rename to...
4970 (struct record_stack_refs_data): ... this. Rename memlist field to
4972 (record_stack_memrefs): Rename to...
4973 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4974 subexpressions instead of failing when a MEM contains SP references.
4975 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4976 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4978 2009-09-06 Richard Guenther <rguenther@suse.de>
4981 * tree.c (build_array_type): Do not record types marked
4982 with structural equality in the canonical type hashtable.
4984 2009-09-06 Richard Guenther <rguenther@suse.de>
4987 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4989 2009-09-05 Richard Guenther <rguenther@suse.de>
4992 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4994 2009-09-05 Richard Guenther <rguenther@suse.de>
4997 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4999 2009-09-05 Richard Guenther <rguenther@suse.de>
5002 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5003 before comparing function argument types.
5005 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5008 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5011 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5014 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5016 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5017 locators before emit_insn is called.
5019 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5022 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5023 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5024 (reginfo_init): Don't call allocate_reg_info.
5026 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5029 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5030 NONDEBUG_INSN_P instead of INSN_P.
5032 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5035 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5037 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5040 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5041 pattern of the split.
5043 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5045 * toplev.c (process_options): Move setter of flag_var_tracking
5046 before other tests that depend on it. Move down setter of
5047 flag_rename_registers. Don't enable var-tracking-assignments
5048 by default if selective scheduling is enabled. Warn if both
5051 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5053 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5054 comment. Use switch statement to catch overlaps between rtx
5055 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5056 (IS_DECL_CODE): ... here. Remove.
5057 (check_value_is_not_decl): Remove.
5058 (dv_from_decl, dv_from_value): Check after conversion.
5060 2009-09-04 Richard Guenther <rguenther@suse.de>
5063 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5064 after emitting tunks. Move emitting thunks and ctors from ...
5065 (cgraph_optimize): ... here. Remove redundant
5066 cgraph_analyze_functions.
5067 * varasm.c (find_decl_and_mark_needed): Remove no longer
5069 (finish_aliases_1): Adjust check for thunk aliases.
5071 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5073 * config/arm/arm.md (ctzsi2): Added braces
5074 to avoid warning that broke booststrap.
5076 2009-09-04 Martin Jambor <mjambor@suse.cz>
5078 PR tree-optimization/41112
5079 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5080 handle variable-bounded arrays.
5081 (expr_with_var_bounded_array_refs_p): New function.
5082 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5084 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5086 * config/s390/2097.md: Removed two incorrect bypasses.
5087 (z10_fsimpdf): Fixed latency.
5088 (z10_fhex): New insn_reservation.
5089 (z10_floaddf): Fixed latency.
5090 (z10_floadsf): Fixed latency.
5091 (z10_ftrunctf): Fixed latency.
5092 (z10_ftruncdf): Fixed latency.
5093 * config/s390/s390.c (z10_cost): Fixed values.
5094 (s390_adjust_priority): Added z10 path.
5095 * config/s390/s390.md (type): Added fhex.
5096 (*mov<mode>_64dfp): Updated type attribute.
5097 (*mov<mode>_64): Updated type attribute.
5098 (*mov<mode>_31): Updated type attribute.
5099 (*mov<mode>"): Likewise.
5100 * config/s390/2084.md (x_fsimpdf): Updated condition.
5102 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5104 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5105 RTXs in the predicate for operand 1.
5107 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5109 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5110 (rbitsi2): New insn.
5111 (ctzsi2): New expand.
5112 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5114 2009-09-03 Martin Jambor <mjambor@suse.cz>
5116 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5117 (create_artificial_child_access): Use build_ref_for_offset instead
5118 of duplicate_expr_for_different_base.
5119 (propagate_subacesses_accross_link): Likewise.
5121 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5123 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5125 (mips16e_collect_argument_saves): Skip debug instructions.
5126 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5127 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5128 (r10k_insert_cache_barriers): Likewise.
5129 (mips_reorg_process_insns): Likewise.
5131 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5134 * ira.c (update_equiv_reg): Remove check on class likely spill.
5136 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5139 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5140 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5144 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5145 the stack slot if it is passed by invisible reference.
5146 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5147 by invisible reference.
5149 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5151 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5152 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5153 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5155 * config/bfin/sync.md: New file.
5156 * config/bfin/bfin.md: Include it.
5157 (UNSPEC_ATOMIC): New.
5158 (UNSPEC_ONES): Provide a unique number.
5160 From Jie Zhang <jie.zhang@analog.com>:
5161 * config/bfin/bfin.c (ret_regs): New.
5162 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5163 (must_save_rets_p): New.
5164 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5165 current_function_is_leaf.
5166 (do_link): Likewise.
5167 (do_unlink): Likewise.
5168 (expand_interrupt_handler_prologue): Use ret_regs array.
5169 (expand_interrupt_handler_epilogue): Use ret_regs array and
5170 pass return register to gen_return_internal.
5171 (bfin_expand_epilogue): Pass return register to
5172 gen_return_internal.
5173 (bfin_expand_call): Explicitly clobber RETS.
5174 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5175 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5176 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5177 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5179 (return_internal): Take a reg rtx rather than the register number.
5181 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5183 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5184 when comparing against estimated_loop_iterations_int return.
5186 2009-09-03 Richard Guenther <rguenther@suse.de>
5188 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5189 eh_personality_libfunc.
5191 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5193 * tree-parloops.c (separate_decls_in_region): Add space.
5195 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5197 * tree-parloops.c (separate_decls_in_region): Change the condition
5198 checking if there are reductions in the loop.
5200 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5202 PR tree-optimization/38275
5203 * tree-parloops.c (parallelize_loops): Replace profitability condition
5204 for expected number of iterations.
5206 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5208 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5209 (bootstrap-debug): Explain conditions in which it becomes default.
5210 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5213 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5215 * doc/invoke.texi (Optimize Options): Move
5216 -finline-small-functions to the -O2 list.
5218 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5220 * toplev.c (process_options): Enable var-tracking-assignments
5221 by default if var-tracking is enabled.
5223 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5225 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5227 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5228 * rtl.h (prev_nonnote_insn_bb): Declare it.
5230 2009-09-03 Diego Novillo <dnovillo@google.com>
5232 * cgraph.c (cgraph_node_for_decl): New.
5233 * cgraph.h (cgraph_node_for_decl): Declare.
5234 * tree.c (host_integerp): Return 0 if T is NULL.
5236 2009-09-03 Diego Novillo <dnovillo@google.com>
5238 * tree.h (struct alias_pair): Move from varasm.c.
5239 (alias_pairs): Likewise.
5240 (TYPE_MAXVAL): Define.
5241 (TYPE_MINVAL): Define.
5242 (iterative_hash_host_wide_int): Declare.
5243 (remove_unreachable_alias_pairs): Declare.
5244 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5245 * diagnostic.c (default_diagnostic_starter): Make extern.
5246 (default_diagnostic_finalizer): Make extern.
5247 * diagnostic.h (default_diagnostic_starter): Declare.
5248 (default_diagnostic_finalizer): Declare.
5249 (default_tree_printer): Declare.
5250 * toplev.c (default_tree_printer): Make extern.
5252 2009-09-03 Richard Guenther <rguenther@suse.de>
5253 Diego Novillo <dnovillo@google.com>
5255 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5256 * cgraphunit.c (cgraph_expand_function): Do not emit
5257 associated thunks from here.
5258 (cgraph_emit_thunks): New.
5259 (cgraph_optimize): Call it.
5260 Return if any IPA pass finds an error.
5261 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5264 2009-09-03 Simon Baldwin <simonb@google.com>
5265 Rafael Espindola <espindola@google.com>
5266 Richard Guenther <rguenther@suse.de>
5267 Doug Kwan <dougkwan@google.com>
5268 Diego Novillo <dnovillo@google.com>
5270 * tree.c: Include tree-pass.h, langhooks-def.h,
5271 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5272 (free_lang_data_in_type): New.
5273 (need_assembler_name_p): New.
5274 (free_lang_data_in_block): New.
5275 (free_lang_data_in_decl): New.
5276 (struct free_lang_data_d): New.
5277 (add_tree_to_fld_list): New.
5278 (find_decls_types_r): New.
5279 (get_eh_types_for_runtime): New.
5280 (find_decls_types_in_eh_region): New.
5281 (find_decls_types_in_node): New.
5282 (find_decls_types_in_var): New.
5283 (free_lang_data_in_cgraph): New.
5284 (free_lang_data): New.
5285 (gate_free_lang_data): New.
5286 (pass_ipa_free_lang_data): New.
5288 2009-09-03 Diego Novillo <dnovillo@google.com>
5290 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5291 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5292 (lang_hooks): Remove const qualifier.
5293 * ipa.c (cgraph_remove_unreachable_nodes): Call
5294 remove_unreachable_alias_pairs.
5295 * except.c (add_type_for_runtime): Check if TYPE has
5296 already been converted.
5297 (lookup_type_for_runtime): Likewise.
5298 (check_handled): Handle converted types.
5299 * varasm.c (remove_unreachable_alias_pairs): New.
5300 * gimple.c: Include demangle.h.
5301 (gimple_decl_printable_name): New.
5302 (gimple_fold_obj_type_ref): New.
5303 * gimple.h (gimple_decl_printable_name): Declare.
5304 (gimple_fold_obj_type_ref): Declare.
5305 * passes.c (init_optimization_passes): Add pass
5306 pass_ipa_free_lang_data.
5307 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5308 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5310 2009-09-03 Diego Novillo <dnovillo@google.com>
5312 * c-lang.c (lang_hooks): Remove const qualifier.
5314 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5316 * doc/install.texi (*-*-freebsd*): Update target information.
5318 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5320 * hard-reg-set.h (call_fixed_regs): Remove.
5321 * reginfo.c (call_fixed_regs): Remove.
5322 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5323 (globalize_reg): Don't use call_fixed_regs.
5324 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5327 2009-09-01 Michael Matz <matz@suse.de>
5329 * expr.h (emit_storent_insn, expand_expr_real_1,
5330 expand_expr_real_2): Declare.
5331 * expr.c (emit_storent_insn, expand_expr_real_1,
5332 expand_expr_real_2): Export.
5333 (store_expr): Setting and evaluating dont_return_target is useless.
5334 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5335 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5336 * except.c (expand_resx_expr): Rename to ...
5337 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5338 * except.h (expand_resx_stmt): Declare.
5339 * stmt.c: Add include gimple.h
5340 (expand_asm_expr): Rename to ...
5341 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5342 (expand_case): Rewrite to take gimple statement.
5343 * tree.h (expand_asm_stmt): Declare.
5344 (expand_case): Change prototype.
5345 * Makefile.in (stmt.o): Depend on gimple.h.
5346 * builtins.c (expand_builtin_synchronize): Build gimple asm
5347 statement, not an ASM_EXPR.
5348 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5349 gimple_to_tree, release_stmt_tree): Remove.
5350 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5351 ggc_free, but hold comparison code and operands separately.
5352 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5353 (expand_call_stmt, expand_gimple_stmt_1,
5354 expand_gimple_stmt): New helpers.
5355 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5356 release_stmt_tree. Call expand_gimple_stmt instead.
5357 (expand_gimple_basic_block): Ditto.
5359 * calls.c (emit_call_1): Don't look at EH regions here, make
5360 fntree parameter useless.
5361 (expand_call): New local rettype for TREE_TYPE(exp), use it
5362 throughout. Remove local p, use addr instead.
5363 Don't look at EH regions here.
5365 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5367 * doc/invoke.texi (-fsched-pressure): Document it.
5368 (-fsched-reg-pressure-heuristic): Remove it.
5370 * reload.c (ira.h): Include.
5371 (find_reloads): Add choosing reload on number of small spilled
5374 * haifa-sched.c (ira.h): Include.
5375 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5376 saved_reg_pressure, curr_reg_live, saved_reg_live,
5377 region_ref_regs): New variables.
5378 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5379 initiate_reg_pressure_info, setup_ref_regs,
5380 initiate_bb_reg_pressure_info, save_reg_pressure,
5381 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5383 (setup_insn_reg_pressure_info): New function.
5384 (rank_for_schedule): Add pressure checking and insn issue time.
5385 Remove comparison of insn reg weights.
5386 (ready_sort): Set insn reg pressure info.
5387 (update_register_pressure, setup_insn_max_reg_pressure,
5388 update_reg_and_insn_max_reg_pressure,
5389 sched_setup_bb_reg_pressure_info): New functions.
5390 (schedule_insn): Add code for printing and updating reg pressure info.
5391 (find_set_reg_weight, find_insn_reg_weight): Remove.
5392 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5393 (debug_ready_list): Print reg pressure info.
5394 (schedule_block): Ditto. Check insn issue time.
5395 (sched_init): Set up sched_pressure_p. Allocate and set up some
5396 reg pressure related info.
5397 (sched_finish): Free some reg pressure related info.
5398 (fix_tick_ready): Make insn always ready if pressure_p.
5399 (init_h_i_d): Don't call find_insn_reg_weight.
5400 (haifa_finish_h_i_d): Free insn reg pressure info.
5402 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5403 ira_memory_move_cost, ira_class_hard_regs,
5404 ira_class_hard_regs_num, ira_no_alloc_regs,
5405 ira_available_class_regs, ira_reg_class_cover_size,
5406 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5408 * ira-lives.c (single_reg_class): Check mode to find how many
5409 registers are necessary for operand.
5410 (ira_implicitly_set_insn_hard_regs): New.
5412 * common.opt (fsched-pressure): New options.
5413 (fsched-reg-pressure-heuristic): Remove.
5415 * ira.c (setup_eliminable_regset): Rename to
5416 ira_setup_eliminable_regset. Make it external.
5417 (expand_reg_info): Pass cover class to setup_reg_classes.
5418 (ira): Call resize_reg_info instead of allocate_reg_info.
5420 * sched-deps.c: Include ira.h.
5421 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5422 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5423 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5424 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5425 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5426 mark_insn_reg_store, mark_insn_reg_clobber,
5427 setup_insn_reg_pressure_info): New.
5428 (sched_analyze_1): Update implicit_reg_pending_uses.
5429 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5430 Use them to create dependencies. Set insn reg uses and pressure
5431 info. Process reg_pending_uses in one place.
5432 (free_deps): Free implicit sets.
5433 (remove_from_deps): Remove implicit sets if necessary. Check
5434 implicit sets when clearing reg_last_in_use.
5435 (init_deps_global): Clear implicit_reg_pending_clobbers and
5436 implicit_reg_pending_uses.
5438 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5439 ira_memory_move_cost, ira_class_hard_regs,
5440 ira_class_hard_regs_num, ira_no_alloc_regs,
5441 ira_available_class_regs, ira_reg_class_cover_size,
5442 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5443 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5444 ira_implicitly_set_insn_hard_regs): New prototypes.
5446 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5447 cost_elements_num): New variables.
5448 (allocno_costs, total_costs): Rename to costs and
5449 total_allocno_costs.
5450 (COSTS_OF_ALLOCNO): Rename to COSTS.
5451 (allocno_pref): Rename to pref.
5452 (allocno_pref_buffer): Rename to pref_buffer.
5453 (common_classes): Rename to regno_cover_class.
5455 (record_reg_classes): Set allocno attributes only if allocno_p.
5456 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5457 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5458 and COSTS_OF_ALLOCNO.
5459 (print_costs): Rename to print_allocno_costs.
5460 (print_pseudo_costs): New.
5461 (process_bb_node_for_costs): Split into 2 functions with new
5462 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5463 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5464 new parameter dump_file. Use cost_elements_num instead of
5465 ira_allocnos_num. Make one iteration if preferred classes were
5466 already calculated for scheduler. Make 2 versions of code
5467 depending on allocno_p.
5468 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5469 regno_cover_class and COSTS instead of common_classes and
5471 (init_costs, finish_costs): New.
5472 (ira_costs): Set up allocno_p and cost_elements_num. Call
5473 init_costs and finish_costs.
5474 (ira_set_pseudo_classes): New.
5476 * rtl.h (allocate_reg_info): Remove.
5477 (resize_reg_info): Change return type.
5478 (reg_cover_class): New.
5479 (setup_reg_classes): Add new parameter.
5481 * sched-int.h (struct deps_reg): New member implicit_sets.
5482 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5483 (INCREASE_BITS): New macro.
5484 (struct reg_pressure_data, struct reg_use_data): New.
5485 (struct _haifa_insn_data): Remove reg_weight. Add members
5486 reg_pressure, reg_use_list, reg_set_list, and
5487 reg_pressure_excess_cost_change.
5488 (struct deps): New member implicit_sets.
5489 (pressure_p): New variable.
5490 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5491 (struct reg_pressure_data, struct reg_use_data): New.
5492 (INSN_REG_WEIGHT): Remove.
5493 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5494 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5495 (sched_init_region_reg_pressure_info,
5496 sched_setup_bb_reg_pressure_info): New prototypes.
5498 * reginfo.c (struct reg_pref): New member coverclass.
5499 (reg_cover_class): New function.
5500 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5501 (reg_info_size): New variable.
5502 (allocate_reg_info): Make static. Setup reg_info_size.
5503 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5504 (setup_reg_classes): Add a new parameter. Setup cover class too.
5506 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5509 * sched-rgn.c (deps_join): Set up implicit_sets.
5510 (schedule_region): Set up region and basic blocks pressure
5513 * passes.c (init_optimization_passes): Move
5514 pass_subregs_of_mode_init before pass_sched.
5516 2009-09-02 Martin Jambor <mjambor@suse.cz>
5518 * tree-sra.c (struct access): New field grp_hint.
5519 (dump_access): Dump grp_hint.
5520 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5522 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5523 those which have been specifically read and somehow written to.
5524 (propagate_subacesses_accross_link): Set grp_hint of right child and
5525 also possibly of the left child.
5527 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5529 * tree-object-size.c (addr_object_size): Always use object_size_type
5530 0 or 2 when determining the pointer pointed object size.
5532 2009-09-02 Richard Guenther <rguenther@suse.de>
5535 2009-08-31 Richard Guenther <rguenther@suse.de>
5537 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5538 to query if the memory regions for memmove overlap.
5539 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5540 asserts on pointers, instead deal with odd trees.
5541 (ptr_derefs_may_alias_p): Likewise.
5542 (refs_may_alias_p_1): Constructor bases also never alias.
5544 2009-08-01 Christian Bruel <christian.bruel@st.com>
5547 2009-07-31 Christian Bruel <christian.bruel@st.com>
5548 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5550 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5552 * doc/invoke.texi (-fvar-tracking-assignments): New.
5553 (-fvar-tracking-assignments-toggle): New.
5554 (-fdump-final-insns=file): Mark filename as optional.
5555 (--param min-nondebug-insn-uid): New.
5556 (-gdwarf-@{version}): Mention version 4.
5557 * opts.c (common_handle_option): Accept it.
5558 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5559 * regrename.c (regrename_optimize): Drop last. Don't count debug
5560 insns as uses. Don't reject change because of debug insn.
5561 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5562 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5563 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5564 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5565 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5566 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5567 * doc/gimple.texi (is_gimple_debug): New.
5568 (gimple_debug_bind_p): New.
5569 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5570 * doc/install.texi (bootstrap-debug): More details.
5571 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5572 (bootstrap-debug-lib): More details.
5573 (bootstrap-debug-ckovw): Update.
5574 (bootstrap-time): New.
5575 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5576 (insert_phi_nodes_for): Insert debug stmts.
5577 (rewrite_stmt): Take iterator. Insert debug stmts.
5578 (rewrite_enter_block): Adjust.
5579 (maybe_replace_use_in_debug_stmt): New.
5580 (rewrite_update_stmt): Use it.
5581 (mark_use_interesting): Return early for debug stmts.
5582 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5583 stmts before replacing stmt.
5584 (move_computations_stmt): Likewise.
5585 * ira-conflicts.c (add_copies): Skip debug insns.
5586 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5587 (regstat_bb_compute_ri): Skip debug insns.
5588 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5589 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5590 check_loop_closed_ssa_stmt): Skip debug stmts.
5591 * tree-tailcall.c (find_tail_calls): Likewise.
5592 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5593 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5594 (build_var_debug_value_stat): Declare.
5595 (build_var_debug_value): Define.
5596 (target_for_debug_bind): Declare.
5597 * reload.c (find_equiv_reg): Skip debug insns.
5598 * rtlanal.c (reg_used_between_p): Skip debug insns.
5599 (side_effects_p): Likewise.
5600 (canonicalize_condition): Likewise.
5601 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5602 insns never depend on debug insns.
5603 (create_ddg_dep_no_link): Likewise.
5604 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5605 Don't add inter-loop dependencies for debug insns.
5606 (build_intra_loop_deps): Likewise.
5607 (create_ddg): Count debug insns.
5608 * ddg.h (struct ddg::num_debug): New.
5609 (num_backargs): Pair up with previous int field.
5610 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5611 -fcompare-debug-second.
5612 * final.c (get_attr_length_1): Skip debug insns.
5613 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5614 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5615 (driver_self_specs): Map -fdump-final-insns to
5616 -fdump-final-insns=..
5617 (get_local_tick): New.
5618 (compare_debug_dump_opt_spec_function): Test for . argument and
5619 compute output name. Compute temp output spec without flag name.
5620 Compute -frandom-seed.
5621 (OPT): Undef after use.
5622 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5623 (average_num_loop_insns): Likewise.
5624 * params.h (MIN_NONDEBUG_INSN_UID): New.
5625 * gimple.def (GIMPLE_DEBUG): New.
5626 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5627 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5628 (merge_in_block): Fix whitespace.
5629 * toplev.c (flag_var_tracking): Update comment.
5630 (flag_var_tracking_assignments): New.
5631 (flag_var_tracking_assignments_toggle): New.
5632 (process_options): Don't open final insns dump file if we're not
5633 going to write to it. Compute defaults for var_tracking.
5634 * df-scan.c (df_insn_rescan_debug_internal): New.
5635 (df_uses_record): Handle debug insns.
5636 * haifa-sched.c (ready): Initialize n_debug.
5637 (contributes_to_priority): Skip debug insns.
5638 (dep_list_size): New.
5640 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5641 they're ready. Disregard previous debug insns to make decisions.
5642 (queue_insn): Never queue debug insns.
5643 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5644 (schedule_insn): Don't reject debug insns because of issue rate.
5645 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5646 (queue_to_ready): Skip and discount debug insns.
5647 (choose_ready): Let debug insns through.
5648 (schedule_block): Check boundary debug insns. Discount debug
5649 insns, schedule them early. Adjust whitespace.
5650 (set_priorities): Check for boundary debug insns.
5651 (add_jump_dependencies): Use dep_list_size.
5652 (prev_non_location_insn): New.
5653 (check_cfg): Use it.
5654 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5656 (remove_unused_ivs): Reset debug stmts.
5657 * modulo-sched.c (const_iteration_count): Skip debug insns.
5658 (res_MII): Discount debug insns.
5659 (loop_single_full_bb_p): Skip debug insns.
5660 (sms_schedule): Likewise.
5661 (sms_schedule_by_order): Likewise.
5662 (ps_has_conflicts): Likewise.
5663 * caller-save.c (refmarker_fn): New.
5664 (save_call_clobbered_regs): Replace regs with saved mem in
5666 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5667 Call refmarker_fn mark for hardregnos.
5668 (mark_reg_as_referenced): New.
5669 (replace_reg_with_saved_mem): New.
5670 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5671 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5673 (cse_extended_basic_block): Skip debug insns.
5674 (count_reg_usage): Likewise.
5675 (is_dead_reg): New, split out of...
5676 (set_live_p): ... here.
5677 (insn_live_p): Use it for debug insns.
5678 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5679 (execute_optimize_stdarg): Likewise.
5680 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5681 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5682 changes in debug stmts as changes.
5683 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5684 (moveup_expr): Don't move across debug insns. Don't move
5685 debug insn if it would create a bookkeeping block.
5686 (moveup_expr_cached): Don't use cache for debug insns that
5687 are heads of blocks.
5688 (compute_av_set_inside_bb): Skip debug insns.
5689 (sel_rank_for_schedule): Schedule debug insns first. Remove
5691 (block_valid_for_bookkeeping_p); Support lax searches.
5692 (create_block_for_bookkeeping): Adjust block numbers when
5693 encountering debug-only blocks.
5694 (find_place_for_bookkeeping): Deal with debug-only blocks.
5695 (generate_bookkeeping_insn): Accept no place to insert.
5696 (remove_temp_moveop_nops): New argument full_tidying.
5697 (prepare_place_to_insert): Deal with debug insns.
5698 (advance_state_on_fence): Debug insns don't start cycles.
5699 (update_boundaries): Take fence as argument. Deal with
5701 (schedule_expr_on_boundary): No full_tidying on debug insns.
5702 (fill_insns): Deal with debug insns.
5703 (track_scheduled_insns_and_blocks): Don't count debug insns.
5704 (need_nop_to_preserve_insn_bb): New, split out of...
5705 (remove_insn_from_stream): ... this.
5706 (fur_orig_expr_not_found): Skip debug insns.
5707 * rtl.def (VALUE): Move up.
5709 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5710 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5711 Set it if debug stmts are found.
5712 (statement_sink_location): Skip debug stmts. Propagate
5713 moving defs into debug stmts.
5714 * ifcvt.c (first_active_insn): Skip debug insns.
5715 (last_active_insns): Likewise.
5716 (cond_exec_process_insns): Likewise.
5717 (noce_process_if_block): Likewise.
5718 (check_cond_move_block): Likewise.
5719 (cond_move_convert_if_block): Likewise.
5720 (block_jumps_and_fallthru_p): Likewise.
5721 (dead_or_predicable): Likewise.
5722 * dwarf2out.c (debug_str_hash_forced): New.
5723 (find_AT_string): Add comment.
5724 (gen_label_for_indirect_string): New.
5725 (get_debug_string_label): New.
5726 (AT_string_form): Use it.
5727 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5728 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5729 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5730 several operations that cannot be represented with DWARF opcodes.
5731 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5732 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5733 (dwarf2out_var_location): Take during-call mark into account.
5734 (output_indirect_string): Update comment. Output if there are
5735 label and references.
5736 (prune_indirect_string): New.
5737 (prune_unused_types): Call it if debug_str_hash_forced.
5738 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5739 (dw_long_long_const): Remove.
5740 (struct dw_val_struct): Change val_long_long type to rtx.
5741 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5742 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5743 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5744 component instead of HOST_BITS_PER_LONG.
5745 (output_loc_operands): Likewise. For const8* assert
5746 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5747 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5748 rather than HOST_BITS_PER_LONG is >= 64.
5749 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5751 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5752 HOST_BITS_PER_LONG for dw_val_class_long_long.
5753 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5754 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5755 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5757 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5758 Handle DW_OP_implicit_value.
5759 (extract_int): Move prototype earlier.
5760 (mem_loc_descriptor): For SUBREG punt if inner
5761 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5762 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5763 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5764 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5765 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5766 instead of Pmode size.
5767 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5768 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5769 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5770 (concat_loc_descriptor, concatn_loc_descriptor,
5771 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5772 (add_location_or_const_value_attribute): Likewise. For single
5773 location loc_lists attempt to use add_const_value_attribute
5774 for constant decls. Add DW_AT_const_value even if
5775 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5777 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5778 (control_flow_insn_p): Likewise.
5779 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5780 (separate_decls_in_region_debug_bind): New.
5781 (separate_decls_in_region): Process debug bind stmts afterwards.
5782 * recog.c (verify_changes): Handle debug insns.
5783 (extract_insn): Likewise.
5784 (peephole2_optimize): Skip debug insns.
5785 * dse.c (scan_insn): Skip debug insns.
5786 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5788 (setup_id_for_insn): Handle debug insns.
5789 (maybe_tidy_empty_bb): Adjust whitespace.
5790 (tidy_control_flow): Skip debug insns.
5791 (sel_remove_insn): Adjust for debug insns.
5792 (sel_estimate_number_of_insns): Skip debug insns.
5793 (create_insn_rtx_from_pattern): Handle debug insns.
5794 (create_copy_of_insn_rtx): Likewise.
5795 * sel-sched-.h (sel_bb_end): Declare.
5796 (sel_bb_empty_or_nop_p): New.
5797 (get_all_loop_exits): Use it.
5798 (_eligible_successor_edge_p): Likewise.
5799 (return_nop_to_pool): Adjust.
5800 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5801 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5802 * gimple-pretty-print.c (dump_gimple_debug): New.
5803 (dump_gimple_stmt): Use it.
5804 (dump_bb_header): Skip gimple debug stmts.
5805 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5806 (fixup_match_2): Likewise.
5807 (regmove_backward_pass): Likewise. Simplify combined
5808 replacement. Handle debug insns.
5809 * function.c (instantiate_virtual_regs): Handle debug insns.
5810 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5811 * print-rtl.h: Include cselib.h.
5812 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5813 * df.h (df_inns_rescan_debug_internal): Declare.
5814 * gcse.c (alloc_hash_table): Estimate n_insns.
5815 (cprop_insn): Don't regard debug insns as changes.
5816 (bypass_conditional_jumps): Skip debug insns.
5817 (one_pre_gcse_pass): Adjust.
5818 (one_code_hoisting_pass): Likewise.
5819 (compute_ld_motion_mems): Skip debug insns.
5820 (one_cprop_pass): Adjust.
5821 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5822 (if_convertible_stmt_p): Handle debug stmts.
5823 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5824 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5825 * ira-build.c (create_bb_allocnos): Skip debug insns.
5826 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5827 (has_single_use): Likewise.
5828 (single_imm_use): Likewise.
5829 (num_imm_uses): Likewise.
5830 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5831 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5832 (create_outofssa_var_map): Likewise.
5833 * lower-subreg.c (adjust_decomposed_uses): New.
5834 (resolve_debug): New.
5835 (decompose_multiword_subregs): Use it.
5836 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5837 * emit-rtl.c: Include params.h.
5838 (cur_debug_insn_uid): Define.
5839 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5840 (copy_rtx_if_shared_1): Handle debug insns.
5841 (reset_used_flags): Likewise.
5842 (set_used_flags): LIkewise.
5843 (get_max_insn_count): New.
5844 (next_nondebug_insn): New.
5845 (prev_nondebug_insn): New.
5846 (make_debug_insn_raw): New.
5847 (emit_insn_before_noloc): Handle debug insns.
5848 (emit_jump_insn_before_noloc): Likewise.
5849 (emit_call_insn_before_noloc): Likewise.
5850 (emit_debug_insn_before_noloc): New.
5851 (emit_insn_after_noloc): Handle debug insns.
5852 (emit_jump_insn_after_noloc): Likewise.
5853 (emit_call_insn_after_noloc): Likewise.
5854 (emit_debug_insn_after_noloc): Likewise.
5855 (emit_insn_after): Take loc from earlier non-debug insn.
5856 (emit_jump_insn_after): Likewise.
5857 (emit_call_insn_after): Likewise.
5858 (emit_debug_insn_after_setloc): New.
5859 (emit_debug_insn_after): New.
5860 (emit_insn_before): Take loc from later non-debug insn.
5861 (emit_jump_insn_before): Likewise.
5862 (emit_call_insn_before): Likewise.
5863 (emit_debug_insn_before_setloc): New.
5864 (emit_debug_insn_before): New.
5865 (emit_insn): Handle debug insns.
5866 (emit_debug_insn): New.
5867 (emit_jump_insn): Handle debug insns.
5868 (emit_call_insn): Likewise.
5870 (init_emit): Take min-nondebug-insn-uid into account.
5871 Initialize cur_debug_insn_uid.
5872 (emit_copy_of_insn_after): Handle debug insns.
5873 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5874 location of single rhs in place.
5875 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5876 (floor_sdiv_adjust): New.
5877 (cell_sdiv_adjust): New.
5878 (cell_udiv_adjust): New.
5879 (round_sdiv_adjust): New.
5880 (round_udiv_adjust): New.
5881 (wrap_constant): Moved from cselib.
5882 (unwrap_constant): New.
5883 (expand_debug_expr): New.
5884 (expand_debug_locations): New.
5885 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5887 (gimple_expand_cfg): Expand debug locations.
5888 * cselib.c: Include tree-pass.h.
5889 (struct expand_value_data): New.
5890 (cselib_record_sets_hook): New.
5891 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5892 (cselib_clear_table): Move, and implemnet in terms of...
5893 (cselib_reset_table_with_next_value): ... this.
5894 (cselib_get_next_unknown_value): New.
5895 (discard_useless_locs): Don't discard preserved values.
5896 (cselib_preserve_value): New.
5897 (cselib_preserved_value_p): New.
5898 (cselib_preserve_definitely): New.
5899 (cselib_clear_preserve): New.
5900 (cselib_preserve_only_values): New.
5901 (new_cselib_val): Take rtx argument. Dump it in details.
5902 (cselib_lookup_mem): Adjust.
5903 (expand_loc): Take regs_active in struct. Adjust. Silence
5904 dumps unless details are requested.
5905 (cselib_expand_value_rtx_cb): New.
5906 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5907 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5908 without details. Copy more subregs. Try to resolve values
5909 using a callback. Wrap constants.
5910 (cselib_subst_to_values): Adjust.
5911 (cselib_log_lookup): New.
5912 (cselib_lookup): Call it.
5913 (cselib_invalidate_regno): Don't count preserved values as useless.
5914 (cselib_invalidate_mem): Likewise.
5915 (cselib_record_set): Likewise.
5916 (struct set): Renamed to cselib_set, moved to cselib.h.
5917 (cselib_record_sets): Adjust. Call hook.
5918 (cselib_process_insn): Reset table when it would be cleared.
5919 (dump_cselib_val): New.
5920 (dump_cselib_table): New.
5921 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5922 (remove_forwarder_block): Support moving debug stmts.
5923 * cselib.h (cselib_record_sets_hook): Declare.
5924 (cselib_expand_callback): New type.
5925 (cselib_expand_value_rtx_cb): Declare.
5926 (cselib_reset_table_with_next_value): Declare.
5927 (cselib_get_next_unknown_value): Declare.
5928 (cselib_preserve_value): Declare.
5929 (cselib_preserved_value_p): Declare.
5930 (cselib_preserve_only_values): Declare.
5931 (dump_cselib_table): Declare.
5932 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5933 (try_crossjump_to_edge): Likewise.
5934 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5935 dominated blocks when debug stmts are present.
5936 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5937 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5938 (set_var_live_on_entry): Likewise.
5939 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5940 * cfglayout.c (curr_location, last_location): Make static.
5941 (set_curr_insn_source_location): Don't avoid bouncing.
5942 (get_curr_insn_source_location): New.
5943 (get_curr_insn_block): New.
5944 (duplicate_insn_chain): Handle debug insns.
5945 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5947 * common.opt (fcompare-debug): Move to sort order.
5948 (fdump-unnumbered-links): Likewise.
5949 (fvar-tracking-assignments): New.
5950 (fvar-tracking-assignments-toggle): New.
5951 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5952 because of debug stmts.
5953 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5954 (eliminate_unnecessary_stmts): Walk dominated blocks before
5956 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5957 * ira.c (memref_used_between_p): Skip debug insns.
5958 (update_equiv_regs): Likewise.
5959 * sched-deps.c (sd_lists_size): Accept empty list.
5960 (sd_init_insn): Mark debug insns.
5961 (sd_finish_insn): Unmark them.
5962 (sd_add_dep): Reject non-debug deps on debug insns.
5963 (fixup_sched_groups): Give debug insns group treatment.
5965 (sched_analyze_reg): Don't mark debug insns for sched before call.
5966 (sched_analyze_2): Handle debug insns.
5967 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5969 (deps_analyze_insn): Handle debug insns.
5970 (deps_start_bb): Skip debug insns.
5971 (init_deps): Initialize last_debug_insn.
5972 * tree-ssa.c (target_for_debug_bind): New.
5973 (find_released_ssa_name): New.
5974 (propagate_var_def_into_debug_stmts): New.
5975 (propagate_defs_into_debug_stmts): New.
5976 (verify_ssa): Skip debug bind stmts without values.
5977 (warn_uninialized_vars): Skip debug stmts.
5978 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5979 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5980 (rtx_equal_p): Likewise.
5981 * ira-costs.c (scan_one_insn): Skip debug insns.
5982 (process_bb_node_for_hard_reg_moves): Likewise.
5983 * rtl.h (DEBUG_INSN_P): New.
5984 (NONDEBUG_INSN_P): New.
5985 (MAY_HAVE_DEBUG_INSNS): New.
5986 (INSN_P): Accept debug insns.
5987 (RTX_FRAME_RELATED_P): Likewise.
5988 (INSN_DELETED_P): Likewise
5989 (PAT_VAR_LOCATION_DECL): New.
5990 (PAT_VAR_LOCATION_LOC): New.
5991 (PAT_VAR_OCATION_STATUS): New.
5992 (NOTE_VAR_LOCATION_DECL): Reimplement.
5993 (NOTE_VAR_LOCATION_LOC): Likewise.
5994 (NOTE_VAR_LOCATION_STATUS): Likewise.
5995 (INSN_VAR_LOCATION): New.
5996 (INSN_VAR_LOCATION_DECL): New.
5997 (INSN_VAR_LOCATION_LOC): New.
5998 (INSN_VAR_LOCATION_STATUS): New.
5999 (gen_rtx_UNKNOWN_VAR_LOC): New.
6000 (VAR_LOC_UNKNOWN_P): New.
6001 (NOTE_DURING_CALL_P): New.
6002 (SCHED_GROUP_P): Accept debug insns.
6003 (emit_debug_insn_before): Declare.
6004 (emit_debug_insn_before_noloc): Declare.
6005 (emit_debug_insn_beore_setloc): Declare.
6006 (emit_debug_insn_after): Declare.
6007 (emit_debug_insn_after_noloc): Declare.
6008 (emit_debug_insn_after_setloc): Declare.
6009 (emit_debug_insn): Declare.
6010 (make_debug_insn_raw): Declare.
6011 (prev_nondebug_insn): Declare.
6012 (next_nondebug_insn): Declare.
6013 (delegitimize_mem_from_attrs): Declare.
6014 (get_max_insn_count): Declare.
6015 (wrap_constant): Declare.
6016 (unwrap_constant): Declare.
6017 (get_curr_insn_source_location): Declare.
6018 (get_curr_insn_block): Declare.
6019 * tree-inline.c (insert_debug_decl_map): New.
6020 (processing_debug_stmt): New.
6021 (remap_decl): Don't create new mappings in debug stmts.
6022 (remap_gimple_op_r): Don't add references in debug stmts.
6023 (copy_tree_body_r): Likewise.
6024 (remap_gimple_stmt): Handle debug bind stmts.
6025 (copy_bb): Skip debug stmts.
6026 (copy_edges_for_bb): Likewise.
6027 (copy_debug_stmt): New.
6028 (copy_debug_stmts): New.
6029 (copy_body): Copy debug stmts at the end.
6030 (insert_init_debug_bind): New.
6031 (insert_init_stmt): Take id. Skip and emit debug stmts.
6032 (setup_one_parameter): Remap variable earlier, register debug mapping.
6033 (estimate_num_insns): Skip debug stmts.
6034 (expand_call_inline): Preserve debug_map.
6035 (optimize_inline_calls): Check for no debug_stmts left-overs.
6036 (unsave_expr_now): Preserve debug_map.
6037 (copy_gimple_seq_and_replace_locals): Likewise.
6038 (tree_function_versioning): Check for no debug_stmts left-overs.
6039 Init and destroy debug_map as needed. Split edges unconditionally.
6040 (build_duplicate_type): Init and destroy debug_map as needed.
6041 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6042 (struct copy_body_data): Add debug_stmts and debug_map.
6043 * sched-int.h (struct ready_list): Add n_debug.
6044 (struct deps): Add last_debug_insn.
6045 (DEBUG_INSN_SCHED_P): New.
6046 (BOUNDARY_DEBUG_INSN_P): New.
6047 (SCHEDULE_DEBUG_INSN_P): New.
6048 (sd_iterator_cond): Accept empty list.
6049 * combine.c (create_log_links): Skip debug insns.
6050 (combine_instructions): Likewise.
6051 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6052 return value is always unshared.
6053 (struct rtx_subst_pair): New.
6054 (auto_adjust_pair): New.
6055 (propagate_for_debug_subst): New.
6056 (propagate_for_debug): New.
6057 (try_combine): Skip debug insns. Propagate removed defs into
6059 (next_nonnote_nondebug_insn): New.
6060 (distribute_notes): Use it. Skip debug insns.
6061 (distribute_links): Skip debug insns.
6062 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6063 * resource.c (mark_target_live_regs): Likewise.
6064 * var-tracking.c: Include cselib.h and target.h.
6065 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6067 (micro_operation_type_name): New.
6068 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6069 (struct micro_operation_def): Update comments.
6070 (decl_or_value): New type. Use instead of decls.
6071 (struct emit_note_data_def): Add vars.
6072 (struct attrs_def): Use decl_or_value.
6073 (struct variable_tracking_info_def): Add permp, flooded.
6074 (struct location_chain_def): Update comment.
6075 (struct variable_part_def): Use decl_or_value.
6076 (struct variable_def): Make var_part a variable length array.
6078 (scratch_regs): New.
6079 (cselib_hook_called): New.
6080 (dv_is_decl_p): New.
6081 (dv_is_value_p): New.
6084 (dv_as_opaque): New.
6085 (dv_onepart_p): New.
6087 (IS_DECL_CODE): New.
6088 (check_value_is_not_decl): New.
6089 (dv_from_decl): New.
6090 (dv_from_value): New.
6091 (dv_htab_hash): New.
6092 (variable_htab_hash): Use it.
6093 (variable_htab_eq): Support values.
6094 (variable_htab_free): Free from the right pool.
6095 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6096 (attrs_list_union): Adjust.
6097 (attrs_list_mpdv_union): New.
6098 (tie_break_pointers): New.
6099 (canon_value_cmp): New.
6100 (unshare_variable): Return possibly-modified slot.
6101 (vars_copy_1): Adjust.
6102 (var_reg_decl_set): Adjust. Split out of...
6103 (var_reg_set): ... this.
6104 (get_init_value): Adjust.
6105 (var_reg_delete_and_set): Adjust.
6106 (var_reg_delete): Adjust.
6107 (var_regno_delete): Adjust.
6108 (var_mem_decl_set): Split out of...
6109 (var_mem_set): ... this.
6110 (var_mem_delete_and_set): Adjust.
6111 (var_mem_delete): Adjust.
6115 (variable_union): Adjust. Speed up merge of 1-part vars.
6116 (variable_canonicalize): Use unshared slot.
6117 (VALUED_RECURSED_INTO): New.
6118 (find_loc_in_1pdv): New.
6119 (struct dfset_merge): New.
6120 (insert_into_intersection): New.
6121 (intersect_loc_chains): New.
6123 (canonicalize_loc_order_check): New.
6124 (canonicalize_values_mark): New.
6125 (canonicalize_values_star): New.
6126 (variable_merge_over_cur): New.
6127 (variable_merge_over_src): New.
6128 (dataflow_set_merge): New.
6129 (dataflow_set_equiv_regs): New.
6130 (remove_duplicate_values): New.
6131 (struct dfset_post_merge): New.
6132 (variable_post_merge_new_vals): New.
6133 (variable_post_merge_perm_vals): New.
6134 (dataflow_post_merge_adjust): New.
6135 (find_mem_expr_in_1pdv): New.
6136 (dataflow_set_preserve_mem_locs): New.
6137 (dataflow_set_remove_mem_locs): New.
6138 (dataflow_set_clear_at_call): New.
6139 (onepart_variable_different_p): New.
6140 (variable_different_p): Use it.
6141 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6142 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6144 (track_loc_p): Pass it true.
6145 (struct count_use_info): New.
6146 (find_use_val): New.
6147 (replace_expr_with_values): New.
6149 (use_type): New, partially split out of...
6150 (count_uses): ... this. Count new micro-ops.
6151 (count_uses_1): Adjust.
6152 (count_stores): Adjust.
6153 (count_with_sets): New.
6154 (VAL_NEEDS_RESOLUTION): New.
6155 (VAL_HOLDS_TRACK_EXPR): New.
6156 (VAL_EXPR_IS_COPIED): New.
6157 (VAL_EXPR_IS_CLOBBERED): New.
6158 (add_uses): Adjust. Generate new micro-ops.
6159 (add_uses_1): Adjust.
6160 (add_stores): Generate new micro-ops.
6161 (add_with_sets): New.
6162 (find_src_status): Adjust.
6163 (find_src_set_src): Adjust.
6164 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6165 Handle new micro-ops. Canonicalize value equivalances.
6166 (vt_find_locations): Compute total size of hash tables for
6167 dumping. Perform merge for var-tracking-assignments. Don't
6168 disregard single-block loops.
6169 (dump_attrs_list): Handle decl_or_value.
6170 (dump_variable): Take variable. Deal with decl_or_value.
6171 (dump_variable_slot): New.
6172 (dump_vars): Use it.
6173 (dump_dataflow_sets): Adjust.
6174 (set_slot_part): New, extended to support one-part variables
6175 after splitting out of...
6176 (set_variable_part): ... this.
6177 (clobber_slot_part): New, split out of...
6178 (clobber_variable_part): ... this.
6179 (delete_slot_part): New, split out of...
6180 (delete_variable_part): .... this.
6181 (check_wrap_constant): New.
6182 (vt_expand_loc_callback): New.
6183 (vt_expand_loc): New.
6184 (emit_note_insn_var_location): Adjust. Handle values. Handle
6185 EMIT_NOTE_AFTER_CALL_INSN.
6186 (emit_notes_for_differences_1): Adjust. Handle values.
6187 (emit_notes_for_differences_2): Likewise.
6188 (emit_notes_for_differences): Adjust.
6189 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6190 Adjust. Handle new micro-ops.
6191 (vt_add_function_parameters): Adjust. Create and bind values.
6192 (vt_initialize): Adjust. Initialize scratch_regs and
6193 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6194 operations. Move some code to count_with_sets and add_with_sets.
6195 (delete_debug_insns): New.
6196 (vt_debug_insns_local): New.
6197 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6199 (var_tracking_main): If var-tracking-assignments is enabled
6200 but var-tracking isn't, delete debug insns and leave. Likewise
6201 if we exceed limits or fail the stack adjustments tests, and
6202 after all var-tracking processing.
6203 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6204 (dataflow_set): Add traversed_vars.
6205 (value_chain, const_value_chain): New typedefs.
6206 (value_chain_pool, value_chains): New variables.
6207 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6208 add_value_chains, add_cselib_value_chains, remove_value_chain,
6209 remove_value_chains, remove_cselib_value_chains): New functions.
6210 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6211 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6213 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6214 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6215 (dst_can_be_shared): New variable.
6216 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6217 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6218 different from set->vars, look up slot again instead of using the
6220 (dataflow_set_init): Initialize traversed_vars.
6221 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6222 lookup if set->vars is shared. Don't keep slot cleared before
6223 calling unshare_variable. Unshare set->vars if needed. Adjust
6224 unshare_variable callers. Clear dst_can_be_shared if needed.
6225 Even ->refcount == 1 vars must be unshared if set->vars is shared
6226 and var needs to be modified.
6227 (dataflow_set_union): Set traversed_vars during canonicalization.
6228 (VALUE_CHANGED, DECL_CHANGED): Define.
6229 (set_dv_changed, dv_changed_p): New static inlines.
6230 (track_expr_p): Clear DECL_CHANGED.
6231 (dump_dataflow_sets): Set it.
6232 (variable_was_changed): Call set_dv_changed.
6233 (emit_note_insn_var_location): Likewise.
6234 (changed_variables_stack): New variable.
6235 (check_changed_vars_1, check_changed_vars_2): New functions.
6236 (emit_notes_for_changes): Do nothing if changed_variables is
6237 empty. Traverse changed_variables with check_changed_vars_1,
6238 call check_changed_vars_2 on each changed_variables_stack entry.
6239 (emit_notes_in_bb): Add SET argument. Just clear it at the
6240 beginning, use it instead of local &set, don't destroy it at the end.
6241 (vt_emit_notes): Call dataflow_set_clear early on all
6242 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6243 computed set, dataflow_set_clear also VTI(bb)->in when we are
6244 done with the basic block. Initialize changed_variables_stack,
6245 free it afterwards. If ENABLE_CHECKING verify that after noting
6246 differences to an empty set value_chains hash table is empty.
6247 (vt_initialize): Initialize value_chains and value_chain_pool.
6248 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6249 (variable_tracking_main): Call dump_dataflow_sets before calling
6250 vt_emit_notes, not after it.
6251 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6252 (propagate_var_def_into_debug_stmts): Declare.
6253 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6254 (df_set_note): Reject debug insns.
6255 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6256 add notes to debug insns.
6257 (df_note_bb_compute): Adjust. Likewise.
6258 (df_simulate_uses): Skip debug insns.
6259 (df_simulate_initialize_backwards): Likewise.
6260 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6261 (subst_stack_regs_pat): Reject debug insns.
6262 (convert_regs_1): Handle debug insns.
6263 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6264 (print-rtl.o): Depend on cselib.h.
6265 (cselib.o): Depend on TREE_PASS_H.
6266 (var-tracking.o): Depend on cselib.h and TARGET_H.
6267 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6268 (init_ready_list): Skip boundary debug insns.
6269 (add_branch_dependences): Skip debug insns.
6270 (free_block_dependencies): Check for blocks with only debug insns.
6271 (compute_priorities): Likewise.
6272 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6273 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6275 (gimple_build_debug_bind_stat): New.
6276 (empty_body_p): Skip debug stmts.
6277 (gimple_has_side_effects): Likewise.
6278 (gimple_rhs_has_side_effects): Likewise.
6279 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6280 (gimple_build_debug_bind_stat): Declare.
6281 (gimple_build_debug_bind): Define.
6282 (is_gimple_debug): New.
6283 (gimple_debug_bind_p): New.
6284 (gimple_debug_bind_get_var): New.
6285 (gimple_debug_bind_get_value): New.
6286 (gimple_debug_bind_get_value_ptr): New.
6287 (gimple_debug_bind_set_var): New.
6288 (gimple_debug_bind_set_value): New.
6289 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6290 (gimple_debug_bind_reset_value): New.
6291 (gimple_debug_bind_has_value_p): New.
6292 (gsi_next_nondebug): New.
6293 (gsi_prev_nondebug): New.
6294 (gsi_start_nondebug_bb): New.
6295 (gsi_last_nondebug_bb): New.
6296 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6297 (print_insn): Handle DEBUG_INSN.
6298 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6299 of first insn prevail.
6300 (first_stmt): Skip debug stmts.
6301 (first_non_label_stmt): Likewise.
6302 (last_stmt): Likewise.
6303 (has_zero_uses_1): New.
6304 (single_imm_use_1): New.
6305 (verify_gimple_debug): New.
6306 (verify_types_in_gimple_stmt): Handle debug stmts.
6307 (verify_stmt): Likewise.
6308 (debug_loop_num): Skip debug stmts.
6309 (remove_edge_and_dominated_blocks): Remove dominators last.
6310 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6311 (linearize_expr): Likewise.
6312 * config/i386/i386.c (ix86_delegitimize_address): Call
6313 default implementation.
6314 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6315 (group_barrier_needed): Skip debug insns.
6316 (emit_insn_group_barriers): Likewise.
6317 (emit_all_insn_group_barriers): Likewise.
6318 (ia64_variable_issue): Handle debug insns.
6319 (ia64_dfa_new_cycle): Likewise.
6320 (final_emit_insn_group_barriers): Skip debug insns.
6321 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6322 def cfa without frame.
6323 (process_set): Likewise.
6324 (process_for_unwind_directive): Pass frame on.
6325 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6326 (rs6000_delegitimize_address): New.
6327 (rs6000_debug_adjust_cost): Handle debug insns.
6328 (is_microcoded_insn): Likewise.
6329 (is_cracked_insn): Likewise.
6330 (is_nonpipeline_insn): Likewise.
6331 (insn_must_be_first_in_group): Likewise.
6332 (insn_must_be_last_in_group): Likewise.
6333 (force_new_group): Likewise.
6334 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6335 contains only debug insns.
6336 (rtl_merge_blocks): Skip debug insns.
6337 (purge_dead_edges): Likewise.
6338 (rtl_block_ends_with_call_p): Skip debug insns.
6339 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6340 (mark_reg_dependencies): Skip debug insns.
6341 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6342 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6343 * tree-ssa-threadedge.c
6344 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6345 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6346 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6347 (copyprop_hardreg_forward_1): Handle debug insns.
6348 * reload1.c (reload): Skip debug insns. Replace unassigned
6349 pseudos in debug insns with their equivalences.
6350 (eliminate_regs_in_insn): Skip debug insns.
6351 (emit_input_reload_insns): Skip debug insns at first, adjust
6353 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6354 (get_indirect_ref_operands): Pass opf_no_vops on.
6355 (get_expr_operands): Likewise. Skip debug stmts.
6356 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6358 2009-09-01 Richard Henderson <rth@redhat.com>
6360 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6361 stmt_ends_pp_p statements at least once.
6362 * tree-vrp.c (vrp_initialize): Likewise.
6363 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6365 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6368 Fix AIX bootstrap after PR debug/30161
6369 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6370 that is a GNU extension.
6371 (tmpl_value_parm_die_table): Move the definition of this global
6372 outside #ifdef DWARF2_DEBUGGING_INFO region.
6374 2009-09-01 Richard Guenther <rguenther@suse.de>
6376 * tree.c (tree_expr_size): New function.
6377 * tree.h (tree_expr_size): Declare.
6378 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6379 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6380 * langhooks.c (lhd_expr_size): Remove.
6381 * langhooks.h (struct lang_hooks): Remove expr_size.
6382 * explow.c (expr_size): Use tree_expr_size.
6383 (int_expr_size): Likewise.
6384 * langhooks-def.h (lhd_expr_size): Remove.
6385 (LANG_HOOKS_EXPR_SIZE): Likewise.
6386 (LANG_HOOKS_INITIALIZER): Adjust.
6388 2009-09-01 Richard Guenther <rguenther@suse.de>
6390 * tree-flow.h (mark_addressable): Move declaration ...
6391 * tree.h (mark_addressable): ... here.
6392 * stmt.c (expand_asm_operands): Use mark_addressable, not
6393 lang_hooks.mark_addressable.
6394 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6395 LANG_HOOKS_MARK_ADDRESSABLE.
6396 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6397 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6399 2009-08-31 Chris Demetriou <cgd@google.com>
6401 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6402 vectorize if not TARGET_SSE2.
6404 2009-08-31 DJ Delorie <dj@redhat.com>
6406 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6407 registers if no coprocessor is enabled.
6409 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6412 * cgraph.h (cgraph_get_node): Declare ...
6413 * cgraph.c (cgraph_get_node): ... new function.
6414 * dwarf2out.c (gen_generic_params_dies,
6415 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6416 make_ith_pack_parameter_name,
6417 append_entry_to_tmpl_value_parm_die_table,
6418 gen_remaining_tmpl_value_param_die_attribute): New functions.
6419 (gen_subprogram_die): Generate debug info for template parameters
6420 if debug info level is higher than DINFO_LEVEL_TERSE.
6421 Use tree_add_const_value_attribute_for_decl instead of
6422 tree_add_const_value_attribute.
6423 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6424 instead of tree_add_const_value_attribute.
6425 (gen_struct_or_union_type_die): Generate debug
6426 info for template parameters if debug info level is higher than
6428 (tree_add_const_value_attribute): Handle integral and pointer
6429 constants. Update comment.
6430 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6431 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6432 (reference_to_unused): Fix thinko. Remove redundant predicates from
6434 (tree_add_const_value_attribute): Make this work for constant
6436 tree_add_const_value_attribute_for_decl is to be used for variable
6438 (add_location_or_const_value_attribute): Use
6439 tree_add_const_value_attribute_for_decl now.
6440 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6441 DW_TAG_template_value_param DIEs after function DIEs have been
6443 * langhooks.h (lang_hooks_for_types): Add
6444 get_argument_pack_elems.
6445 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6446 (lang_hooks): Added get_innermost_generic_parms,
6447 get_innermost_generic_args.
6448 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6449 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6450 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6451 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6453 2009-08-31 DJ Delorie <dj@redhat.com>
6455 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6456 it once we start generating the prologue or epilogue.
6457 (mep_call_saves_register): If the frame is locked, re-use
6459 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6460 (mep_expand_prologue): Call it.
6461 (mep_expand_epilogue): Likewise.
6462 (mep_start_function): Use the same logic as mep_expand_prologue.
6463 (mep_pass_by_reference): Make logic more readable.
6464 (mep_return_in_memory): Zero-sized objects are passed in memory.
6465 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6467 2009-08-31 Richard Guenther <rguenther@suse.de>
6469 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6470 to query if the memory regions for memmove overlap.
6471 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6472 asserts on pointers, instead deal with odd trees.
6473 (ptr_derefs_may_alias_p): Likewise.
6474 (refs_may_alias_p_1): Constructor bases also never alias.
6476 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6478 * doc/install.texi (Final install): Adjust reference on where to
6479 order printed manuals.
6481 2009-08-30 Olivier Hainque <hainque@adacore.com>
6483 * dwarf2out.c (switch_to_frame_table_section): Move
6484 definition prior to first use.
6486 2009-08-30 Richard Guenther <rguenther@suse.de>
6488 PR tree-optimization/41186
6489 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6490 (ao_ref_init_from_ptr_and_size): New function.
6491 (ref_maybe_used_by_call_p_1): Be more precise tracking
6492 used ranges for builtin functions.
6493 (ref_maybe_used_by_call_p): Adjust.
6494 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6495 ranges for builtin functions.
6496 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6498 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6501 * fwprop.c (get_reg_use_in): Delete.
6502 (free_load_extend): New function.
6503 (forward_propagate_subreg): Use it.
6505 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6507 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6509 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6512 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6515 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6517 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6518 fini or fini_array section.
6520 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6522 * graphite-dependences.c (graphite_legal_transform_bb): Call
6523 pbb_remove_duplicate_pdrs.
6524 * graphite-poly.c (can_collapse_pdr): Removed.
6525 (pdr_find_duplicate): Removed.
6526 (can_collapse_pdrs): New.
6527 (pbb_remove_duplicate_pdrs): New.
6528 (new_poly_dr): Do not look for duplicates.
6529 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6530 (PBB_PDR_DUPLICATES_REMOVED): New.
6531 (pbb_remove_duplicate_pdrs): Declared.
6533 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6535 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6536 the strides by multiplying by PDR_NB_REFS.
6537 * graphite-poly.c (can_collapse_pdr): New.
6538 (pdr_find_duplicate): New.
6539 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6540 Initialize PDR_NB_REFS.
6541 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6543 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6545 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6548 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6551 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6553 * graphite-dependences.c (pddr_original_scattering): Return NULL
6554 for read-read dependence relations.
6555 * graphite-poly.h (enum poly_dr_type): Fix comment.
6558 (pdr_may_write_p): New.
6560 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6562 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6563 (struct poly_dr): Same.
6564 (new_poly_dr): Same.
6565 * graphite-poly.c (new_poly_dr): Same.
6566 * graphite-dependences.c (dot_deps): Disable call to system.
6568 2009-08-28 Cary Coutant <ccoutant@google.com>
6571 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6572 struct/union/enum types local to a function.
6574 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6575 Sebastian Pop <sebastian.pop@amd.com>
6577 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6578 pbb_strip_mine_time_depth. Changed the implementation so that
6579 transformation is expressed as a transformation on
6580 time (scatttering) dimensions. Also, ensures that the 2d+1
6581 scheduling format is preserved.
6582 (pbb_strip_mine_profitable_p): Profitability is based on the
6583 iteration number of a given time (scattering) dimension,
6584 and not on a original loop depth dimension.
6585 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6586 (pbb_do_strip_mine): Call psct_dynamic_dim.
6587 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6588 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6589 (pbb_nb_dynamic_scattering_transform): New.
6590 (psct_dynamic_dim): New.
6592 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6594 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6595 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6596 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6597 * graphite-interchange.c (build_linearized_memory_access): Same.
6598 (memory_stride_in_loop): Same.
6600 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6602 * graphite-dependences.c (pddr_original_scattering): New.
6603 (graphite_legal_transform_dr): Call pddr_original_scattering.
6606 * graphite-dependences.h (dot_deps): Declared.
6607 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6608 (print_pdr): Print PDR_ID.
6609 * graphite-poly.h (struct poly_dr): Add field id.
6612 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6614 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6616 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6617 not delete the original dependence relation.
6619 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6621 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6622 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6623 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6624 (free_poly_ddr): New.
6625 (pddr_is_empty): New.
6626 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6627 (dependence_polyhedron): Same. Remove useless gcc_assert.
6629 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6630 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6631 * graphite-dependences.h (enum poly_dependence_kind): New.
6632 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6633 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6634 (PDRP_SINK): Renamed PDDR_SINK.
6635 (PDRP_DDP): Renamed PDDR_DDP.
6637 (free_poly_ddr): Declared.
6638 * graphite-poly.c (new_scop): Use the new hash function names.
6639 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6640 into original_pddrs.
6641 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6643 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6645 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6646 bounds with LT_EXPR to make niter analysis more precise on code
6647 generated by Graphite.
6649 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6651 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6652 (graphite_legal_transform_bb): Same.
6653 (poly_drs_may_alias_p): Same.
6655 2009-08-28 Richard Guenther <rguenther@suse.de>
6657 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6659 2009-08-28 Jan Beulich <jbeulich@novell.com>
6661 * config/i386/netware.c: Include langhooks.h.
6662 (i386_nlm_encode_section_info): Simplify.
6663 (netware_override_options): Delete.
6664 * config/i386/netware.h (netware_override_options): Delete
6666 (OVERRIDE_OPTIONS): Delete definition.
6667 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6668 (ASM_COMMENT_START): Define.
6669 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6671 2009-08-28 Jan Beulich <jbeulich@novell.com>
6673 * configure.ac: For in-tree ld, do a plain version check to
6674 determine whether comdat groups are supported.
6675 * configure: Regenerate.
6677 2009-08-28 Olivier Hainque <hainque@adacore.com>
6679 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6680 always defined. Reflect definition or absence of such for
6681 COLLECT_EXPORT_LIST. Readability helper.
6682 (scanfilter): New enum, to help control what symbols
6683 are to be considered or ignored by scan_prog_file.
6684 (enum pass): Rename as "scanpass", moved together with scanfilter
6685 prior to scan_prog_file's prototype.
6686 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6687 Group prototype with the scanpass/scanfilter definitions, factorize
6688 head comments for the several implementations at the prototype.
6689 (main): Reorganize the first pass link control to let AIX
6690 drag only the needed frame tables in executables. Prevent
6691 frame tables collection during the scan aimed at static ctors.
6692 Pre-link and scan for frame tables later to compensate.
6693 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6694 A C statement to issue assembly directives that create a reference
6695 to the given DWARF table identifier label from the current function
6697 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6698 to differentiate first time section entry. Only emit a .data
6699 tables start identifier label the first time around.
6700 (switch_to_frame_table_section): New function. Helper for
6701 output_call_frame_info to switch possibly BACK into the eh_frame
6702 or the debug_frame section depending on FOR_EH.
6703 (output_call_frame_info): Use helper to first enter the proper
6705 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6706 emit a link to the frame table start label from each function
6708 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6709 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6710 * config/rs6000/rs6000-protos.h: Declare it.
6711 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6713 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6715 * config/sh/sh.c (split_branches): Check the result of
6718 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6720 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6721 using -pthread -fopenmp
6723 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6725 * doc/service.texi (service directory): Update URL.
6727 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6729 PR rtl-optimization/40861
6730 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6731 extract word from a multi-word subreg for negative byte positions.
6733 2009-08-27 Tristan Gingold <gingold@adacore.com>
6734 Douglas B Rupp <rupp@gnat.com>
6736 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6737 (SECTION_VMS_OVERLAY): Define.
6738 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6740 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6742 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6743 common_object declarations.
6744 (ia64_section_type_flags): Set section flag for common_object.
6745 * config/ia64/ia64-protos.h
6746 (ia64_vms_output_aligned_decl_common): Declare.
6747 (ia64_vms_elf_asm_named_section): Declare.
6749 2009-08-27 Michael Matz <matz@suse.de>
6751 * expr.c (expand_expr_real_2): New function taking exploded
6752 unary or binary expression, split out from ...
6753 (expand_expr_real_1): ... here. Move over all unary/binary
6754 switch parts to above function, in particular these codes:
6755 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6756 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6757 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6758 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6759 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6760 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6761 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6762 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6763 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6764 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6765 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6766 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6767 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6768 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6769 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6770 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6771 VEC_PACK_FIX_TRUNC_EXPR.
6772 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6775 2009-08-27 Richard Guenther <rguenther@suse.de>
6777 * gengtype.c (main): Handle uint64_t.
6778 * ipa-utils.c (get_base_var): Indent properly.
6779 * tree-ssa-live.c (debug_scope_block): New function.
6780 * tree-flow.h (debug_scope_block): Declare.
6781 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6782 * basic-block.h (enum profile_status): Rename to
6783 enum profile_status_d.
6784 (x_profile_status): Adjust type.
6786 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6789 * dwarf2out.c (get_context_die): Declare this static function.
6790 (gen_type_die_with_usage): Make sure a DIE is a generated for
6791 the context of a typedef.
6793 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6795 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6798 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6800 * config/mips/mips-protos.h (mips_output_sync): Declare.
6801 (mips_sync_loop_insns): Likewise.
6802 (mips_output_sync_loop): Replace first two parameters with an rtx.
6803 * config/mips/mips.c (mips_multi_member): New structure.
6804 (mips_multi_members): New variable.
6805 (mips_multi_start): New function.
6806 (mips_multi_add): Likewise.
6807 (mips_multi_add_insn): Likewise.
6808 (mips_multi_add_label): Likewise.
6809 (mips_multi_last_index): Likewise.
6810 (mips_multi_copy_insn): Likewise.
6811 (mips_multi_set_operand): Likewise.
6812 (mips_multi_write): Likewise.
6813 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6814 (mips_init_print_operand_punct): Update accordingly.
6815 (mips_start_ll_sc_sync_block): New function.
6816 (mips_end_ll_sc_sync_block): Likewise.
6817 (mips_output_sync): Likewise.
6818 (mips_sync_insn1_template): Likewise.
6819 (mips_sync_insn2_template): Likewise.
6820 (mips_get_sync_operand): Likewise.
6821 (mips_process_sync_loop): Likewise.
6822 (mips_output_sync_loop): Use mips_process_sync_loop.
6823 (mips_sync_loop_insns): New function.
6824 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6825 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6826 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6827 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6828 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6829 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6830 (MIPS_SYNC_OLD_OP_12): Likewise.
6831 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6832 (MIPS_SYNC_NEW_OP_12): Likewise.
6833 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6834 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6835 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6836 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6837 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6838 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6839 * config/mips/mips.md (sync_mem): New attribute.
6840 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6841 (sync_exclusive_mask, sync_required_oldval): Likewise.
6842 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6843 (sync_release_barrier): Likewise.
6844 (length): Handle sync loops.
6845 (sync): Use mips_output_sync.
6846 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6847 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6848 and use mips_output_sync_loop.
6849 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6850 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6851 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6852 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6853 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6854 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6855 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6856 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6857 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6859 2009-08-26 Richard Guenther <rguenther@suse.de>
6862 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6863 the types to not match.
6864 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6866 * tree-ssa.c (useless_type_conversion_p): Conversions to
6867 pointers to unprototyped functions are useless.
6869 2009-08-26 Richard Guenther <rguenther@suse.de>
6871 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6872 whole-program condition, prepare to be called for non-globals.
6873 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6874 params build a representative with known type and track its fields.
6876 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6878 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6879 clearing by a taken branch.
6880 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6881 effectively after bbro pass.
6882 (sync_nand<mode>): Ditto.
6883 (sync_old_<fetchop_name><mode>): Ditto.
6884 (sync_old_nand<mode>): Ditto.
6885 (sync_new_<fetchop_name><mode>): Dito.
6886 (sync_new_nand<mode>): Ditto.
6887 (sync_compare_and_swap<mode>_1): Ditto.
6888 (*sync_compare_and_swap<mode>): Ditto.
6889 (sync_lock_test_and_set<mode>_1): Ditto.
6890 ("sync_lock_test_and_set<mode>): Ditto.
6892 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6894 * hwint.h (HOST_LONG_FORMAT): New macro
6895 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6896 Use HOST_PTR_PRINTF.
6897 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6898 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6899 (HOST_PTR_PRINTF): Document.
6901 2009-08-25 Jan Hubicka <jh@suse.cz>
6903 * config/i386/bmmintrin.h: Replace by #error.
6906 Michael Meissner <michael.meissner@amd.com>
6907 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6908 Tony Linthicum <tony.linthicum@amd.com>
6910 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6911 (TARGET_ROUND): New macro for the round/ptest instructions which
6912 are shared between SSE4.1 and SSE5.
6913 (OPTION_MASK_ISA_ROUND): Ditto.
6914 (OPTION_ISA_ROUND): Ditto.
6915 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6916 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6918 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6919 (-mfused-madd): New switch to give users control over whether the
6920 compiler optimizes to use the multiply/add SSE5 instructions.
6922 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6923 (ix86_handle_option): Turn off 3dnow if -msse5.
6924 (override_options): Add SSE5 support.
6925 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6927 (ix86_expand_sse_movcc): Add SSE5 support.
6928 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6929 vector type to the next largest size.
6930 (ix86_expand_sse5_pack): New function to use pperm to pack a
6931 vector type to the next smallest size.
6932 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6933 (IX86_BUILTIN_FMADDSD): Ditto.
6934 (IX86_BUILTIN_FMADDPS): Ditto.
6935 (IX86_BUILTIN_FMADDPD): Ditto.
6936 (IX86_BUILTIN_FMSUBSS): Ditto.
6937 (IX86_BUILTIN_FMSUBSD): Ditto.
6938 (IX86_BUILTIN_FMSUBPS): Ditto.
6939 (IX86_BUILTIN_FMSUBPD): Ditto.
6940 (IX86_BUILTIN_FNMADDSS): Ditto.
6941 (IX86_BUILTIN_FNMADDSD): Ditto.
6942 (IX86_BUILTIN_FNMADDPS): Ditto.
6943 (IX86_BUILTIN_FNMADDPD): Ditto.
6944 (IX86_BUILTIN_FNMSUBSS): Ditto.
6945 (IX86_BUILTIN_FNMSUBSD): Ditto.
6946 (IX86_BUILTIN_FNMSUBPS): Ditto.
6947 (IX86_BUILTIN_FNMSUBPD): Ditto.
6948 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6949 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6950 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6951 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6952 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6953 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6954 (IX86_BUILTIN_PPERM): Ditto.
6955 (IX86_BUILTIN_PERMPS): Ditto.
6956 (IX86_BUILTIN_PERMPD): Ditto.
6957 (IX86_BUILTIN_PMACSSWW): Ditto.
6958 (IX86_BUILTIN_PMACSWW): Ditto.
6959 (IX86_BUILTIN_PMACSSWD): Ditto.
6960 (IX86_BUILTIN_PMACSWD): Ditto.
6961 (IX86_BUILTIN_PMACSSDD): Ditto.
6962 (IX86_BUILTIN_PMACSDD): Ditto.
6963 (IX86_BUILTIN_PMACSSDQL): Ditto.
6964 (IX86_BUILTIN_PMACSSDQH): Ditto.
6965 (IX86_BUILTIN_PMACSDQL): Ditto.
6966 (IX86_BUILTIN_PMACSDQH): Ditto.
6967 (IX86_BUILTIN_PMADCSSWD): Ditto.
6968 (IX86_BUILTIN_PMADCSWD): Ditto.
6969 (IX86_BUILTIN_PHADDBW): Ditto.
6970 (IX86_BUILTIN_PHADDBD): Ditto.
6971 (IX86_BUILTIN_PHADDBQ): Ditto.
6972 (IX86_BUILTIN_PHADDWD): Ditto.
6973 (IX86_BUILTIN_PHADDWQ): Ditto.
6974 (IX86_BUILTIN_PHADDDQ): Ditto.
6975 (IX86_BUILTIN_PHADDUBW): Ditto.
6976 (IX86_BUILTIN_PHADDUBD): Ditto.
6977 (IX86_BUILTIN_PHADDUBQ): Ditto.
6978 (IX86_BUILTIN_PHADDUWD): Ditto.
6979 (IX86_BUILTIN_PHADDUWQ): Ditto.
6980 (IX86_BUILTIN_PHADDUDQ): Ditto.
6981 (IX86_BUILTIN_PHSUBBW): Ditto.
6982 (IX86_BUILTIN_PHSUBWD): Ditto.
6983 (IX86_BUILTIN_PHSUBDQ): Ditto.
6984 (IX86_BUILTIN_PROTB): Ditto.
6985 (IX86_BUILTIN_PROTW): Ditto.
6986 (IX86_BUILTIN_PROTD): Ditto.
6987 (IX86_BUILTIN_PROTQ): Ditto.
6988 (IX86_BUILTIN_PROTB_IMM): Ditto.
6989 (IX86_BUILTIN_PROTW_IMM): Ditto.
6990 (IX86_BUILTIN_PROTD_IMM): Ditto.
6991 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6992 (IX86_BUILTIN_PSHLB): Ditto.
6993 (IX86_BUILTIN_PSHLW): Ditto.
6994 (IX86_BUILTIN_PSHLD): Ditto.
6995 (IX86_BUILTIN_PSHLQ): Ditto.
6996 (IX86_BUILTIN_PSHAB): Ditto.
6997 (IX86_BUILTIN_PSHAW): Ditto.
6998 (IX86_BUILTIN_PSHAD): Ditto.
6999 (IX86_BUILTIN_PSHAQ): Ditto.
7000 (IX86_BUILTIN_FRCZSS): Ditto.
7001 (IX86_BUILTIN_FRCZSD): Ditto.
7002 (IX86_BUILTIN_FRCZPS): Ditto.
7003 (IX86_BUILTIN_FRCZPD): Ditto.
7004 (IX86_BUILTIN_CVTPH2PS): Ditto.
7005 (IX86_BUILTIN_CVTPS2PH): Ditto.
7006 (IX86_BUILTIN_COMEQSS): Ditto.
7007 (IX86_BUILTIN_COMNESS): Ditto.
7008 (IX86_BUILTIN_COMLTSS): Ditto.
7009 (IX86_BUILTIN_COMLESS): Ditto.
7010 (IX86_BUILTIN_COMGTSS): Ditto.
7011 (IX86_BUILTIN_COMGESS): Ditto.
7012 (IX86_BUILTIN_COMUEQSS): Ditto.
7013 (IX86_BUILTIN_COMUNESS): Ditto.
7014 (IX86_BUILTIN_COMULTSS): Ditto.
7015 (IX86_BUILTIN_COMULESS): Ditto.
7016 (IX86_BUILTIN_COMUGTSS): Ditto.
7017 (IX86_BUILTIN_COMUGESS): Ditto.
7018 (IX86_BUILTIN_COMORDSS): Ditto.
7019 (IX86_BUILTIN_COMUNORDSS): Ditto.
7020 (IX86_BUILTIN_COMFALSESS): Ditto.
7021 (IX86_BUILTIN_COMTRUESS): Ditto.
7022 (IX86_BUILTIN_COMEQSD): Ditto.
7023 (IX86_BUILTIN_COMNESD): Ditto.
7024 (IX86_BUILTIN_COMLTSD): Ditto.
7025 (IX86_BUILTIN_COMLESD): Ditto.
7026 (IX86_BUILTIN_COMGTSD): Ditto.
7027 (IX86_BUILTIN_COMGESD): Ditto.
7028 (IX86_BUILTIN_COMUEQSD): Ditto.
7029 (IX86_BUILTIN_COMUNESD): Ditto.
7030 (IX86_BUILTIN_COMULTSD): Ditto.
7031 (IX86_BUILTIN_COMULESD): Ditto.
7032 (IX86_BUILTIN_COMUGTSD): Ditto.
7033 (IX86_BUILTIN_COMUGESD): Ditto.
7034 (IX86_BUILTIN_COMORDSD): Ditto.
7035 (IX86_BUILTIN_COMUNORDSD): Ditto.
7036 (IX86_BUILTIN_COMFALSESD): Ditto.
7037 (IX86_BUILTIN_COMTRUESD): Ditto.
7038 (IX86_BUILTIN_COMEQPS): Ditto.
7039 (IX86_BUILTIN_COMNEPS): Ditto.
7040 (IX86_BUILTIN_COMLTPS): Ditto.
7041 (IX86_BUILTIN_COMLEPS): Ditto.
7042 (IX86_BUILTIN_COMGTPS): Ditto.
7043 (IX86_BUILTIN_COMGEPS): Ditto.
7044 (IX86_BUILTIN_COMUEQPS): Ditto.
7045 (IX86_BUILTIN_COMUNEPS): Ditto.
7046 (IX86_BUILTIN_COMULTPS): Ditto.
7047 (IX86_BUILTIN_COMULEPS): Ditto.
7048 (IX86_BUILTIN_COMUGTPS): Ditto.
7049 (IX86_BUILTIN_COMUGEPS): Ditto.
7050 (IX86_BUILTIN_COMORDPS): Ditto.
7051 (IX86_BUILTIN_COMUNORDPS): Ditto.
7052 (IX86_BUILTIN_COMFALSEPS): Ditto.
7053 (IX86_BUILTIN_COMTRUEPS): Ditto.
7054 (IX86_BUILTIN_COMEQPD): Ditto.
7055 (IX86_BUILTIN_COMNEPD): Ditto.
7056 (IX86_BUILTIN_COMLTPD): Ditto.
7057 (IX86_BUILTIN_COMLEPD): Ditto.
7058 (IX86_BUILTIN_COMGTPD): Ditto.
7059 (IX86_BUILTIN_COMGEPD): Ditto.
7060 (IX86_BUILTIN_COMUEQPD): Ditto.
7061 (IX86_BUILTIN_COMUNEPD): Ditto.
7062 (IX86_BUILTIN_COMULTPD): Ditto.
7063 (IX86_BUILTIN_COMULEPD): Ditto.
7064 (IX86_BUILTIN_COMUGTPD): Ditto.
7065 (IX86_BUILTIN_COMUGEPD): Ditto.
7066 (IX86_BUILTIN_COMORDPD): Ditto.
7067 (IX86_BUILTIN_COMUNORDPD): Ditto.
7068 (IX86_BUILTIN_COMFALSEPD): Ditto.
7069 (IX86_BUILTIN_COMTRUEPD): Ditto.
7070 (IX86_BUILTIN_PCOMEQUB): Ditto.
7071 (IX86_BUILTIN_PCOMNEUB): Ditto.
7072 (IX86_BUILTIN_PCOMLTUB): Ditto.
7073 (IX86_BUILTIN_PCOMLEUB): Ditto.
7074 (IX86_BUILTIN_PCOMGTUB): Ditto.
7075 (IX86_BUILTIN_PCOMGEUB): Ditto.
7076 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7077 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7078 (IX86_BUILTIN_PCOMEQUW): Ditto.
7079 (IX86_BUILTIN_PCOMNEUW): Ditto.
7080 (IX86_BUILTIN_PCOMLTUW): Ditto.
7081 (IX86_BUILTIN_PCOMLEUW): Ditto.
7082 (IX86_BUILTIN_PCOMGTUW): Ditto.
7083 (IX86_BUILTIN_PCOMGEUW): Ditto.
7084 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7085 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7086 (IX86_BUILTIN_PCOMEQUD): Ditto.
7087 (IX86_BUILTIN_PCOMNEUD): Ditto.
7088 (IX86_BUILTIN_PCOMLTUD): Ditto.
7089 (IX86_BUILTIN_PCOMLEUD): Ditto.
7090 (IX86_BUILTIN_PCOMGTUD): Ditto.
7091 (IX86_BUILTIN_PCOMGEUD): Ditto.
7092 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7093 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7094 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7095 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7096 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7097 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7098 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7099 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7100 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7101 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7102 (IX86_BUILTIN_PCOMEQB): Ditto.
7103 (IX86_BUILTIN_PCOMNEB): Ditto.
7104 (IX86_BUILTIN_PCOMLTB): Ditto.
7105 (IX86_BUILTIN_PCOMLEB): Ditto.
7106 (IX86_BUILTIN_PCOMGTB): Ditto.
7107 (IX86_BUILTIN_PCOMGEB): Ditto.
7108 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7109 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7110 (IX86_BUILTIN_PCOMEQW): Ditto.
7111 (IX86_BUILTIN_PCOMNEW): Ditto.
7112 (IX86_BUILTIN_PCOMLTW): Ditto.
7113 (IX86_BUILTIN_PCOMLEW): Ditto.
7114 (IX86_BUILTIN_PCOMGTW): Ditto.
7115 (IX86_BUILTIN_PCOMGEW): Ditto.
7116 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7117 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7118 (IX86_BUILTIN_PCOMEQD): Ditto.
7119 (IX86_BUILTIN_PCOMNED): Ditto.
7120 (IX86_BUILTIN_PCOMLTD): Ditto.
7121 (IX86_BUILTIN_PCOMLED): Ditto.
7122 (IX86_BUILTIN_PCOMGTD): Ditto.
7123 (IX86_BUILTIN_PCOMGED): Ditto.
7124 (IX86_BUILTIN_PCOMFALSED): Ditto.
7125 (IX86_BUILTIN_PCOMTRUED): Ditto.
7126 (IX86_BUILTIN_PCOMEQQ): Ditto.
7127 (IX86_BUILTIN_PCOMNEQ): Ditto.
7128 (IX86_BUILTIN_PCOMLTQ): Ditto.
7129 (IX86_BUILTIN_PCOMLEQ): Ditto.
7130 (IX86_BUILTIN_PCOMGTQ): Ditto.
7131 (IX86_BUILTIN_PCOMGEQ): Ditto.
7132 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7133 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7134 (enum multi_arg_type): New enum for describing the various SSE5
7135 intrinsic argument types.
7136 (bdesc_multi_arg): New table for SSE5 intrinsics.
7137 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7138 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7140 (ix86_expand_builtin): Add SSE5 intrinsic support.
7141 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7142 operand instructions.
7143 (ix86_expand_sse5_multiple_memory): New function to split the
7144 second memory reference from SSE5 instructions.
7145 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7146 (ix86_return_pops_args): Use stdarg_p to determine if the function
7147 has variable arguments.
7148 (ix86_setup_incoming_varargs): Ditto.
7149 (x86_this_parameter): Ditto.
7151 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7153 (ix86_expand_sse5_pack): Ditto.
7154 (ix86_sse5_valid_op_p): Ditto.
7155 (ix86_expand_sse5_multiple_memory): Ditto.
7157 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7158 constant for SSE5 support.
7159 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7160 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7161 (UNSPEC_SSE5_PERMUTE): Ditto.
7162 (UNSPEC_SSE5_ASHIFT): Ditto.
7163 (UNSPEC_SSE5_LSHIFT): Ditto.
7164 (UNSPEC_FRCZ): Ditto.
7165 (UNSPEC_CVTPH2PS): Ditto.
7166 (UNSPEC_CVTPS2PH): Ditto.
7167 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7169 (COM_FALSE_S): Ditto.
7170 (COM_FALSE_P): Ditto.
7171 (COM_TRUE_S): Ditto.
7172 (COM_TRUE_P): Ditto.
7173 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7174 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7176 (memory attribute): Ditto.
7177 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7178 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7179 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7180 (floor<mode>2): Ditto.
7181 (ceil<mode>2): Ditto.
7182 (btrunc<mode>2): Ditto.
7183 (nearbyintdf2): Ditto.
7184 (nearbyintsf2): Ditto.
7185 (sse_setccsf): Disable if SSE5.
7186 (sse_setccdf): Ditto.
7187 (sse5_setcc<mode>): New support for SSE5 conditional move.
7188 (sse5_pcmov_<mode>): Ditto.
7190 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7192 (SSEMODEF2P): Ditto.
7193 (ssemodesuffixf4): New mode attribute for SSE5.
7194 (ssemodesuffixf2s): Ditto.
7195 (ssemodesuffixf2c): Ditto.
7196 (sserotatemax): Ditto.
7197 (ssescalarmode): Ditto.
7198 (sse_maskcmpv4sf3): Disable if SSE5.
7199 (sse_maskcmpv2df3): Ditto.
7200 (sse_vmmaskcmpv4sf3): Ditto.
7201 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7202 (sse5_vmfmadd<mode>4): Ditto.
7203 (sse5_fmsub<mode>4): Ditto.
7204 (sse5_vmfmsub<mode>4): Ditto.
7205 (sse5_fnmadd<mode>4): Ditto.
7206 (sse5_vmfnmadd<mode>4): Ditto.
7207 (sse5_fnmsub<mode>4): Ditto.
7208 (sse5_vmfnmsub<mode>4): Ditto.
7209 (sse5i_fmadd<mode>4): Ditto.
7210 (sse5i_fmsub<mode>4): Ditto.
7211 (sse5i_fnmadd<mode>4): Ditto.
7212 (sse5i_fnmsub<mode>4): Ditto.
7213 (sse5i_vmfmadd<mode>4): Ditto.
7214 (sse5i_vmfmsub<mode>4): Ditto.
7215 (sse5i_vmfnmadd<mode>4): Ditto.
7216 (sse5i_vmfnmsub<mode>4): Ditto.
7217 (mulv16qi3): Add SSE5 support.
7219 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7220 (sse2_mulv4si3): Disable if SSE5.
7221 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7222 (sse4_1_roundps): Ditto.
7223 (sse4_1_roundsd): Ditto.
7224 (sse4_1_roundss): Ditto.
7225 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7227 (sse_maskcmpsf3): Ditto.
7228 (sse_vmmaskcmpv4sf3): Ditto.
7229 (sse2_maskcmpv2df3): Ditto.
7230 (sse2_maskcmpdf3): Ditto.
7231 (sse2_vmmaskcmpv2df3): Ditto.
7232 (sse2_eq<mode>3): Ditto.
7233 (sse2_gt<mode>3): Ditto.
7234 (sse5_pcmov_<mode>): Add SSE5 support.
7235 (vec_unpacku_hi_v16qi): Ditto.
7236 (vec_unpacks_hi_v16qi): Ditto.
7237 (vec_unpacku_lo_v16qi): Ditto.
7238 (vec_unpacks_lo_v16qi): Ditto.
7239 (vec_unpacku_hi_v8hi): Ditto.
7240 (vec_unpacks_hi_v8hi): Ditto.
7241 (vec_unpacku_lo_v8hi): Ditto.
7242 (vec_unpacks_lo_v8hi): Ditto.
7243 (vec_unpacku_hi_v4si): Ditto.
7244 (vec_unpacks_hi_v4si): Ditto.
7245 (vec_unpacku_lo_v4si): Ditto.
7246 (vec_unpacks_lo_v4si): Ditto.
7247 (sse5_pmacsww): New SSE5 intrinsic insn.
7248 (sse5_pmacssww): Ditto.
7249 (sse5_pmacsdd): Ditto.
7250 (sse5_pmacssdd): Ditto.
7251 (sse5_pmacssdql): Ditto.
7252 (sse5_pmacssdqh): Ditto.
7253 (sse5_pmacsdqh): Ditto.
7254 (sse5_pmacsswd): Ditto.
7255 (sse5_pmacswd): Ditto.
7256 (sse5_pmadcsswd): Ditto.
7257 (sse5_pmadcswd): Ditto.
7258 (sse5_pcmov_<move>): Conditional move support on SSE5.
7259 (sse5_phaddbw): New SSE5 intrinsic insn.
7260 (sse5_phaddbd): Ditto.
7261 (sse5_phaddbq): Ditto.
7262 (sse5_phaddwd): Ditto.
7263 (sse5_phaddwq): Ditto.
7264 (sse5_phadddq): Ditto.
7265 (sse5_phaddubw): Ditto.
7266 (sse5_phaddubd): Ditto.
7267 (sse5_phaddubq): Ditto.
7268 (sse5_phadduwd): Ditto.
7269 (sse5_phadduwq): Ditto.
7270 (sse5_phaddudq): Ditto.
7271 (sse5_phsubbw): Ditto.
7272 (sse5_phsubwd): Ditto.
7273 (sse5_phsubdq): Ditto.
7274 (sse5_pperm): Ditto.
7275 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7276 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7277 (sse5_pperm_sign_v8hi_v4si): Ditto.
7278 (sse5_pperm_zero_v8hi_v4si): Ditto.
7279 (sse5_pperm_sign_v4si_v2di): Ditto.
7280 (sse5_pperm_sign_v4si_v2di): Ditto.
7281 (sse5_pperm_pack_v2di_v4si): Ditto.
7282 (sse5_pperm_pack_v4si_v8hi): Ditto.
7283 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7284 (sse5_perm<mode>): New SSE5 intrinsic insn.
7285 (rotl<mode>3): Ditto.
7286 (sse5_rotl<mode>3): Ditto.
7287 (sse5_ashl<mode>3): Ditto.
7288 (sse5_lshl<mode>3): Ditto.
7289 (sse5_frcz<mode>2): Ditto.
7290 (sse5s_frcz<mode>2): Ditto.
7291 (sse5_cvtph2ps): Ditto.
7292 (sse5_cvtps2ph): Ditto.
7293 (sse5_vmmaskcmp<mode>3): Ditto.
7294 (sse5_com_tf<mode>3): Ditto.
7295 (sse5_maskcmp<mode>3): Ditto.
7296 (sse5_maskcmp_uns<mode>3): Ditto.
7297 (sse5_maskcmp_uns2<mode>3): Ditto.
7298 (sse5_pcom_tf<mode>3): Ditto.
7300 * config/i386/predicates.md (sse5_comparison_float_operator):
7301 New predicate to match the comparison operators supported by
7302 the SSE5 com instruction.
7303 (ix86_comparison_int_operator): New predicate to match just the
7304 signed int comparisons.
7305 (ix86_comparison_uns_operator): New predicate to match just the
7306 unsigned int comparisons.
7308 * doc/invoke.texi (-msse5): Add documentation.
7309 (-mfused-madd): Ditto.
7311 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7313 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7315 (x86_64-*-*): Ditto.
7317 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7319 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7320 intrinisics for SSE5.
7322 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7325 * config/i386/mmintrin-common.h: New file, to contain common
7326 instructions between SSE4.1 and SSE5.
7328 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7329 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7330 (gen_regparm_prefix): Ditto.
7332 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7333 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7334 prototype_p to determine if a function is prototyped.
7336 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7338 * c-common.c (c_common_reswords) add the alignof keyword,
7339 with same RID as __alignof and __alignof__
7341 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7343 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7344 * hooks.c (hook_bool_const_int_const_int_true): New function.
7345 * target.h (struct gcc_target): Add can_eliminate field.
7346 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7347 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7348 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7349 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7350 (elim_table): Revise comment.
7351 * system.h (CAN_ELIMINATE): Poison.
7352 * defaults.h (CAN_ELIMINATE): Remove.
7353 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7355 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7356 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7358 (alpha_vms_can_eliminate): Declare as static, change return type to
7360 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7362 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7363 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7364 (arm_can_eliminate): New function.
7366 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7367 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7368 (avr_can_eliminate): Declare as static.
7369 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7371 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7372 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7373 (bfin_can_eliminate): New function.
7375 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7376 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7377 (crx_can_eliminate): New function.
7379 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7380 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7381 (fr30_can_eliminate): New function.
7383 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7384 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7385 (frv_can_eliminate): New function.
7387 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7388 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7389 (h8300_can_eliminate): New function.
7391 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7392 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7393 (i386_can_eliminate): Declare as static, change return type to bool.
7394 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7396 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7397 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7398 (ia64_can_eliminate): New function.
7400 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7401 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7402 (iq2000_can_eliminate): New function.
7404 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7405 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7406 (m32r_can_eliminate): New function.
7408 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7409 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7410 (m68hc11_can_eliminate): New function.
7412 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7413 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7414 (m68k_can_eliminate): New function.
7416 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7417 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7418 (mep_can_eliminate): New function.
7420 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7421 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7422 (mips_can_eliminate): New function.
7424 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7425 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7426 (rs6000_can_eliminate): New function.
7428 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7429 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7430 (s390_can_eliminate): Declare as static.
7431 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7433 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7434 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7435 (score_can_eliminate): New function.
7437 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7438 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7439 (sparc_can_eliminate): Declare as static.
7440 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7442 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7443 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7444 (xstormy16_can_eliminate): New function.
7446 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7447 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7448 (v850_can_eliminate): New function.
7450 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7452 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7453 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7454 (*movdfcc_ext[1234]): Disable for IEEE mode.
7456 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7458 * gimplify.c (prepare_gimple_addressable): New static function.
7459 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7461 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7462 manually fiddling with it.
7464 2009-08-25 Michael Matz <matz@suse.de>
7466 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7467 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7469 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7470 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7471 (do_jump): Split out code for simple binary comparisons into ...
7472 (do_jump_1): ... this, taking the individual operands and code.
7473 Change callers to helper function above accordingly.
7474 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7477 2009-08-25 Michael Matz <matz@suse.de>
7479 * expr.h (struct separate_ops, sepops): New type for passing
7480 around an exploded simple expression.
7481 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7482 Use this structure instead of expression tree.
7483 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7484 expression, only its type.
7485 (expand_vec_cond_expr): Take type and individual operands instead
7487 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7488 expand_vec_shift_expr): Change prototype accordingly.
7489 * tree-vect-stmts.c (vectorizable_condition): Change call of
7490 expand_vec_cond_expr_p to pass only type.
7491 * expr.c (do_store_flags): Change prototype and implementation
7492 to take an exploded expression.
7493 (expand_expr_real_1): New local ops initialized with details
7494 of the full expression. Use it instead of full
7495 expression in calls to do_store_flags, expand_vec_cond_expr,
7496 expand_widen_pattern_expr and expand_vec_shift_expr.
7498 2009-08-25 Michael Matz <matz@suse.de>
7500 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7501 treeop2 initialized with first three operands of the full expression.
7502 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7504 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7506 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7507 (__gthread_objc_condition_allocate): Mark arguments as unused.
7508 (__gthread_objc_condition_deallocate): Likewise.
7509 (__gthread_objc_condition_wait): Likewise.
7510 (__gthread_objc_condition_broadcast): Likewise.
7511 (__gthread_objc_condition_signal): Likewise.
7512 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7513 (__gthread_objc_thread_id): Likewise.
7515 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7518 * tree-pretty-print.c (print_call_name): Print the correct call name
7519 for procedure pointer components.
7521 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7523 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7524 default_promote_function_mode when not VMS.
7526 2009-08-24 Olivier Hainque <hainque@adacore.com>
7528 * convert.c (convert_to_integer): Don't assume an input pointer is
7529 POINTER_SIZE wide. Fetch from the type instead.
7531 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7533 * configure.ac (AC_PREREQ): Bump to 2.64.
7535 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7537 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7538 (process_command): Don't search standard_exec_prefix_1 and
7539 standard_exec_prefix_2.
7541 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7543 * config/arm/arm.c (output_return_instruction): Handle for
7546 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7548 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7550 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7552 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7553 (*arm_movdf_vfp): Likewise.
7555 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7557 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7558 (vashr<mode>3): Rename from ashr<mode>3.
7559 (vlshr<mode>3): Rename from lshr<mode>3.
7561 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7564 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7565 (check_format_info_main): Use scalar_identify_flag.
7566 (check_format_types): Check for scalar size identity if
7567 scalar_identify_flag is set.
7568 (printf_length_specs): Extend by new field.
7569 (asm_fprintf_length_specs): Likewise.
7570 (gcc_diag_length_specs): Likewise.
7571 (scanf_length_specs): Likewise.
7572 (strfmon_length_specs): Likewise.
7573 (gcc_gfc_length_specs): Likewise.
7574 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7575 (ms_printf_flag_specs): Likewise.
7576 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7578 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7581 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7582 (*call_value_pop_1): Ditto.
7583 (*sibcall_pop_1): New insn pattern.
7584 (*sibcall_value_pop_1): Ditto.
7586 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7589 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7592 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7595 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7596 (get_reg_use_in): New function.
7597 (forward_propagate_subreg): Propagate through subreg of zero_extend
7600 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7602 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7603 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7605 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7607 * configure.ac: Remove --with-datarootdir, --with-docdir,
7608 --with-htmldir switches. No need to call AC_SUBST for
7609 datarootdir, docdir, htmldir any more.
7610 * configure: Regenerate.
7611 * doc/install.texi (Configuration): Document --datarootdir,
7612 --docdir, --htmldir, --pdfdir; update documentation for
7613 --infodir, --mandir.
7614 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7617 * aclocal.m4: Regenerate.
7618 * config.in: Regenerate.
7619 * configure: Regenerate.
7621 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7622 Olivier Hainque <hainque@adacore.com>
7624 * config/ia64/ia64.c: Include libfuncs.h.
7625 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7626 (ia64_expand_call): Use reg 25 on VMS.
7627 (ia64_initialize_trampoline): Fix for VMS ABI.
7628 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7629 (ia64_function_arg): Initialize reg 25 on VMS.
7630 Fix OpenVMS ABI issues for varargs.
7631 For OpenVMS, emit the Argument Information register set in the
7632 incoming/sibcall case as well.
7633 (ia64_arg_type): New function.
7634 (ia64_function_arg_advance): Keep track of cum->words.
7635 Fix OpenVMS ABI issues for varargs.
7636 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7637 (ia64_override_options): Set flag_no_common on VMS.
7638 (ia64_init_builtins): Disable FWRITE builtin.
7639 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7640 (ia64_vms_init_libfuncs): Add decc$ routines.
7641 (ia64_vms_valid_pointer_mode): New function.
7642 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7643 (ia64_promote_function_mode): New function
7644 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7645 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7646 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7647 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7648 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7649 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7650 Suppress trailing '#' if VALUE is numeric.
7651 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7652 ia64_promote_function_mode.
7653 (TARGET_VALID_POINTER_MODE): Define.
7655 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7658 * config/rs6000/rs6000.c (rs6000_override_options): Use
7659 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7662 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7663 reporting of vector + decimal/boolean/complex error.
7665 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7667 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7668 __vector double TYPE_DECL.
7670 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7672 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7673 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7674 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7675 to pointer to enum machine_mode. Update all callers as needed.
7677 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7679 * config/alpha/alpha.md (exception_receiver): Emit alternative
7680 GP load sequence if flag_reorder_blocks_and_partition is set.
7681 (*exception_receiver_2): Also enable when
7682 flag_reorder_blocks_and_partition is set.
7684 2009-08-20 Matt Rice <ratmice@gmail.com>
7685 Diego Novillo <dnovillo@google.com>
7687 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7690 2009-08-20 Richard Guenther <rguenther@suse.de>
7692 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7693 * c-tree.h (c_dup_lang_specific_decl): Remove.
7694 (struct lang_decl, struct lang_type): Move definitions ...
7695 * c-lang.h: ... here. New file.
7696 * c-decl.c: Include c-lang.h.
7697 (c_dup_lang_specific_decl): Remove.
7698 * c-typeck.c: Include c-lang.h.
7699 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7700 (c-typeck.o): Likewise.
7701 * c-config-lang.in (gtfiles): Add c-lang.h.
7702 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7705 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7707 * config/alpha/alpha.c (alpha_end_function): Do not clear
7708 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7709 this is now handled in generic code.
7711 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7713 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7714 (s390_z10_fix_long_loop_prediction): New function.
7715 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7716 (s390_reorg): Walk over the INSNs and invoke
7717 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7719 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7721 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7722 "*brx_64bit", "*brx_31bit"): New patterns.
7723 * config/s390/s390.c ('E'): New output modifier.
7725 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7726 Richard Earnshaw <richard.earnshaw@arm.com>
7728 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7729 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7731 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7733 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7735 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7736 for mode mode of operand0 when doing secondary reload for SAR.
7738 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7741 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7742 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7744 2009-08-19 Jason Merrill <jason@redhat.com>
7746 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7747 supported template depth in C++0x.
7749 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7751 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7752 free_after_compilation.
7753 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7754 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7755 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7756 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7757 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7758 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7759 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7761 2009-08-19 Ian Lance Taylor <iant@google.com>
7763 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7764 of (plus (mult (neg B) C) A).
7766 2009-08-18 Michael Matz <matz@suse.de>
7768 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7769 instead of comparing TYPE_MAIN_VARIANT for equality.
7770 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7771 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7772 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7773 * gimplify.c (goa_lhs_expr_p): Ditto and use
7774 STRIP_USELESS_TYPE_CONVERSION.
7776 2009-08-18 Michael Matz <matz@suse.de>
7778 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7779 first field in a struct.
7780 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7782 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7784 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7785 locators before emit_insn is called. Remove assert that
7787 (alpha_end_function): Clear crtl->emit structure and free insn
7788 locators if cfun->is_thunk is true.
7790 2009-08-18 Jason Merrill <jason@redhat.com>
7792 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7794 * configure.ac: Test for it.
7795 * configure, config.in: Regenerate.
7796 * doc/install.texi: Document --enable-gnu-unique-object.
7798 2009-08-18 Richard Guenther <rguenther@suse.de>
7801 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7802 pow(x,y*z) only if x is nonnegative.
7804 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7806 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7810 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7811 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7813 2009-08-17 DJ Delorie <dj@redhat.com>
7815 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7816 * config/m32c/prologue.md (epilogue_freit): New.
7818 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7819 (bank_switch_p): Likewise.
7820 (fast_interrupt_p): Likewise.
7821 (interrupt_p): Likewise.
7822 (m32c_conditional_register_usage): Round memregs size up.
7823 (need_to_save): We only need to save $a0 when we use ENTER.
7824 (interrupt_p): Check for fast_interrupt too.
7825 (bank_switch_p): New.
7826 (fast_interrupt_p): New.
7827 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7828 (m32c_emit_prolog): Support bank switching and fast interrupts.
7829 * doc/extend.texi (Function Attributes): Add bank_switch and
7832 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7834 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7835 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7837 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7839 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7840 (menu): Add IA-64/VMS Options.
7841 (IA-64/VMS Options): Likewise.
7843 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7846 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7848 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7850 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7851 (mips_pop_asm_switch): Likewise.
7852 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7854 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7855 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7856 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7857 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7858 instead of set_noreorder.
7859 (mips_output_function_prologue): Use the new functions.
7860 (mips_output_function_epilogue): Likewise.
7861 (mips_need_noat_wrapper_p): New function, split out from...
7862 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7863 Use mips_push_asm_switch and mips_pop_asm_switch.
7864 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7865 and mips_pop_asm_switch.
7866 (ASM_OUTPUT_REG_POP): Likewise.
7867 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7868 Use mips_pop_asm_switch.
7869 (mips_asm_switch): New structure.
7870 (set_noreorder, set_nomacro): Replace with...
7871 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7872 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7873 instead of set_nomacro.
7874 (fix_truncsfsi2_macro): Likewise.
7875 (cprestore): Likewise.
7876 (hazard): Use mips_noreorder instead of set_noreorder.
7877 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7879 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7881 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7882 from prev_active_insn.
7884 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7886 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7887 * config/avr/avr.c (avr_override_options): Initialize
7888 avr_current_arch variable.
7889 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7890 __AVR_HAVE_16BIT_SP__ according to the device type.
7891 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7893 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7894 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7896 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7899 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7900 generating inlined subroutine die only. We shouldn't be
7901 called for anything else.
7902 (gen_block_die): Don't generate inline subroutine debug info for
7905 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7907 * graphite-poly.c (print_pbb): Print PBB index.
7909 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7912 * graphite-interchange.c (ppl_max_for_le): Moved...
7913 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7914 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7915 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7916 * graphite-ppl.h (ppl_max_for_le): Declared.
7918 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7920 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7921 supported on all platforms.
7922 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7923 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7924 * c-pragma.c: Likewise.
7925 * target-def.h (TARGET_INITIALIZER): Remove
7926 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7927 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7929 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7931 * config/ia64/fde-vms.c: New file.
7932 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7933 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7934 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7935 (uw_frame_state_for): Only register a personality routine if it is
7936 known to be compatible with our expectations.
7937 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7938 Declare unw_table_entry stack variable and
7939 mod all calls to _Unwind_FindTableEntry to add arg.
7940 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7941 (_Unwind_FindTableEntry): Add arg to prototype.
7943 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7945 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7946 field 'signal_pfs_loc'.
7947 (uw_frame_state_for): Remove duplicate code dealing with leaf
7948 procedures without unwind info.
7949 If in the frame after unwinding through a signal handler, restore
7950 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7951 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7952 'pfs_loc' to the AR.PFS location in the signal context; instead
7953 set 'signal_pfs_loc'.
7954 Manually generate the unwind info for the AR.PFS register.
7955 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7956 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7957 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7958 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7959 instead set 'signal_pfs_loc'.
7960 Remove code preventing the AR.PFS register from being restored
7961 from the signal context.
7963 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7964 Tristan Gingold <gingold@adacore.com>
7966 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7967 * config/ia64/t-vms: New file.
7968 * config/ia64/vms64.h: New file.
7969 * config/ia64/vms.h: New file.
7970 * config/ia64/vms-crtinit.asm: New file.
7971 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7972 * config/ia64/vms-unwind.h: New file.
7974 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7976 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7979 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7982 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7984 * real.h (do_mpc_arg2): ... here.
7985 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7988 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7990 * final.c (add_debug_prefix_map): Don't use GC memory for
7991 old_prefix and new_prefix.
7993 2009-08-14 Richard Guenther <rguenther@suse.de>
7995 * ipa-prop.c (compute_complex_pass_through): If we cannot
7996 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7998 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8000 * c-lex.c (c_lex_with_flags): Increase size of local variable
8001 to avoid memory clobber.
8003 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8006 * config/i386/i386.c (ix86_fp_comparison_strategy):
8007 Only enable/disable sahf at function granularity.
8009 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8011 PR rtl-optimization/41064
8012 * reload1.c (reload_as_needed): Don't call extract_insn
8013 for known invalid replacements after calling
8014 validate_replace_rtx_group and verify_changes.
8016 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8019 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8020 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8021 ix86_expand_fp_vcond.
8022 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8023 Assert that operation is supported by ix86_expand_int_vcond.
8024 (vcondu<SSEMODE124C8:mode>): Ditto.
8026 2009-08-13 DJ Delorie <dj@redhat.com>
8028 * config/i386/djgpp-stdint.h: New.
8029 * config.gcc (djgpp): Use it.
8031 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8033 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8034 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8036 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8038 * tree-ssa-loop-prefetch.c
8039 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8040 for long-stride pruning.
8041 (compute_miss_rate): New function to compute the probability
8042 that two memory references access different cache lines.
8044 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8046 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8048 2009-08-13 Richard Guenther <rguenther@suse.de>
8051 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8052 use the constant pointer type.
8053 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8054 of CV qualifiers on the target pointer type.
8055 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8056 conversion check before restrict check.
8058 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8061 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8063 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8065 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8067 2009-08-12 Richard Guenther <rguenther@suse.de>
8069 PR tree-optimization/41011
8070 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8071 and reference constructing.
8073 2009-08-12 Xinliang David Li <davidxl@google.com>
8075 PR tree-optimization/41012
8076 * tree-flow.h : New external interface.
8077 * gimple-low.c (check_call_arg): Change to public function.
8078 Remove argument mismatch check in lowering.
8079 * tree-inline.h (tree_can_inline_p): Interface change.
8080 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8082 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8083 Call change to tree_can_inline_p function.
8084 (cgraph_decide_inlining_incrementally): Ditto.
8086 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8088 PR tree-optimization/41031
8089 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8090 on the partition variable rather than promote_mode on the source
8091 type. Assert that the partition variable's type has the same
8092 mode as the source value's.
8094 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8096 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8097 for for_return == 2.
8098 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8100 * calls.c (expand_call): Fix typo.
8101 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8103 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8105 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8106 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8107 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8108 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8110 2009-08-12 Andrew Haley <aph@redhat.com>
8112 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8114 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8117 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8119 2009-08-12 Richard Guenther <rguenther@suse.de>
8121 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8122 * gimplify.c (gimplify_modify_expr): Do not use
8123 lang_hooks.types_compatible_p.
8124 * tree-ssa.c (useless_type_conversion_p): For aggregates
8125 just return false if the canonical types differ.
8127 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8130 * sese.c (convert_for_phi_arg): New.
8131 (add_guard_exit_phis): Use convert_for_phi_arg.
8133 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8135 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8136 unknown subscript upper bounds.
8138 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8139 Pranav Garg <pranav.garg2107@gmail.com>
8141 * graphite-interchange.c (gather_access_strides): Removed.
8142 (ppl_max_for_le): New.
8143 (build_linearized_memory_access): New.
8144 (memory_stride_in_loop): New.
8145 (pbb_interchange_profitable_p): Reimplemented.
8146 * graphite-ppl.h (ppl_new_id_map): New.
8147 (ppl_interchange): New.
8149 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8151 * graphite-interchange.c (compute_subscript): Removed.
8152 (compute_array_size_cstr): Removed.
8153 (compute_array_size_poly): Removed.
8154 (compute_array_size): Removed.
8155 (gather_access_strides_poly): Removed.
8156 (gather_access_strides): Empty.
8158 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8160 * graphite-dependences.c (dependence_polyhedron_1): Replace
8161 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8162 (graphite_legal_transform_dr): Same.
8163 (graphite_carried_dependence_level_k): Same.
8164 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8165 Initialize PDR_NB_SUBSCRIPTS.
8166 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8168 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8169 (PDR_NB_SUBSCRIPTS): New.
8170 (pdr_nb_subscripts): Removed.
8171 (pdr_dim): Simplified.
8172 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8173 with PDR_NB_SUBSCRIPTS.
8175 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8177 * graphite-interchange.c (compute_array_size): Remove use of
8179 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8180 Do not initialize PDR_DATA_CONTAINER.
8181 (print_pdr): Do not print PDR_DATA_CONTAINER.
8182 * graphite-poly.h (struct poly_dr): Remove data_container field.
8183 (PDR_DATA_CONTAINER): Removed.
8184 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8186 (build_poly_dr): Same.
8188 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8189 Sebastian Pop <sebastian.pop@amd.com>
8191 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8192 copy of the dependence polyhedron. Free the temporary objects.
8193 (graphite_carried_dependence_level_k): Free unused objects before
8196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8198 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8199 Early return without analyzing the data dependences if no
8200 transform has been done. Call restore_scattering if the transform
8202 (graphite-interchange.c): Same.
8203 * graphite-poly.c (print_scattering_function): Test for
8205 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8206 (apply_poly_transforms): Do not gcc_assert that
8207 the transform is legal.
8208 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8209 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8210 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8211 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8212 * graphite-poly.h (struct poly_scattering): New.
8213 (struct poly_bb): Add original, transformed, and saved fields.
8214 Remove transformed_scattering, original_scattering,
8215 nb_local_variables and nb_scattering_transform fields.
8216 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8217 (poly_scattering_new): New.
8218 (poly_scattering_free): New.
8219 (poly_scattering_copy): New.
8220 (store_scattering_pbb): New.
8221 (store_scattering): New.
8222 (restore_scattering_pbb): New.
8223 (restore_scattering): New.
8224 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8225 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8227 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8229 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8232 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8234 * Makefile.in (graphite.o): Depends on PREDICT_H.
8235 * graphite.c: Include predict.h.
8236 (graphite_finalize): Call tree_estimate_probability.
8237 * predict.c (predict_loops): Do not call scev_initialize and
8239 (tree_estimate_probability_bb): New.
8240 (tree_estimate_probability): Do not initialize loops: move that
8241 code to the driver. Call tree_estimate_probability_bb.
8242 (tree_estimate_probability_driver): New.
8243 (pass_profile): Use tree_estimate_probability_driver.
8244 * predict.h (tree_estimate_probability): Declared.
8246 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8248 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8249 * graphite-dependences.c (graphite_legal_transform): Add time to
8250 TV_GRAPHITE_DATA_DEPS.
8251 (dependency_between_pbbs_p): Same.
8252 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8254 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8256 PR rtl-optimization/41033
8257 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8258 aliasing is disabled.
8260 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8262 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8263 si_mask_operand, and_load_operand, low_bitmask_operand,
8264 and_reg_operand, and_operand): New predicates.
8265 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8266 * config/mips/mips.c (and_operands_ok): New function.
8267 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8268 * config/mips/mips.md (move_type): Add ext_ins and logical.
8269 (type): Handle them.
8270 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8271 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8272 shift_shift. Remove commutative constraint modifier.
8273 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8275 (*clear_upper32_dext): Remove define_insn_and_split.
8276 (*clear_upper32): Turn this define_insn_and_split ...
8277 (splitter for ANDing register with 0xffff_ffff): .. into this.
8279 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8281 * combine.c (try_widen_shift_mode): Factor out code to check if an
8282 integer constant is a low-order bitmask from here ...
8283 * rtlanal.c (low_bitmask_len): ... to here.
8284 * rtl.h (low_bitmask_len): Declare.
8286 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8289 * config/alpha/alpha.md (addsi3): Remove expander.
8290 (addsi3): Rename from *addsi3_internal insn pattern.
8291 (subsi3): Remove expander.
8292 (subsi3): Rename from *subsi3_internal insn pattern.
8294 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8296 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8299 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8300 Eric Botcazou <botcazou@adacore.com>
8301 Douglas B Rupp <rupp@gnat.com>
8303 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8304 that records that fit in 64 bits are returned by immediate value,
8305 as required by OpenVMS Calling Standard.
8306 (function_value): Adjust for above modification.
8307 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8308 virtual_incoming_args_rtx as base object, not next_arg.
8309 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8311 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8313 * reload.c (find_reloads_subreg_address): Check the original
8314 req_equiv_mem address to detect the case where an address is
8315 not valid in the outer mode.
8317 2009-08-11 Richard Guenther <rguenther@suse.de>
8320 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8322 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8324 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8325 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8327 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8328 Douglas B Rupp <rupp@gnat.com>
8330 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8331 PT_STACK when frame_pointer_needed on OpenVMS.
8332 (alpha_pv_save_size, alpha_using_fp): Remove.
8333 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8334 with proper processing for PT_NULL.
8335 (alpha_vms_initial_elimination_offset): New function. Support for
8336 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8337 (alpha_sa_size): Force procedure type to PT_STACK when
8338 frame_pointer_needed on OpenVMS.
8339 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8340 (alpha_using_fp): Likewise.
8341 (alpha_vms_can_eliminate): Add prototype.
8342 (alpha_vms_initial_elimination_offset): Likewise.
8343 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8344 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8346 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8347 Douglas B Rupp <rupp@gnat.com>
8349 * config/alpha/alpha.c (common_object_handler): New function.
8350 (vms_attribute_table): Declare a single attribute "common_object".
8351 (vms_output_aligned_decl_common): New global function.
8352 (SECTION_VMS_OVERLAY): Delete.
8353 (SECTION_VMS_GLOBAL): Likewise.
8354 (SECTION_VMS_INITIALIZE): Likewise.
8355 (vms_asm_named_section): Remove support for above flags.
8356 (vms_section_type_flags): Delete.
8357 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8358 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8359 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8360 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8362 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8365 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8366 (sub_ddmmss): Likewise.
8368 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8371 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8374 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8377 * reload1.c (reload_as_needed): Use cancel_changes to completely
8378 undo a failed replacement attempt.
8380 2009-08-10 Richard Guenther <rguenther@suse.de>
8383 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8384 (useless_type_conversion_p): ... here. Require pointer targets
8387 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8390 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8391 loose the original type of the statement list.
8393 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8395 * config/alpha/alpha.c: Include libfuncs.h
8396 (avms_asm_output_extern): New function.
8397 (alpha_init_libfuncs): Init some decc libfuncs.
8398 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8399 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8400 (DO_CRTL_NAMES): Define.
8402 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8403 (LONG_TYPE_SIZE): Define.
8404 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8405 (SUBTARGET_SWITCHES): Define malloc64 switch.
8406 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8407 (MASK_RETURN_ADDR): Define.
8408 doc/invoke.texi (mmalloc64): Document switch.
8410 2009-08-09 Olivier Hainque <hainque@adacore.com>
8411 Douglas B Rupp <rupp@gnat.com>
8413 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8414 uses_condition_handler.
8415 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8416 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8417 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8418 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8419 (code_for_builtin): New insn codes for the new alpha_builtins.
8420 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8421 (alpha_sa_size): Account for uses_condition_handler.
8422 (alpha_expand_prologue): Likewise.
8423 (alpha_start_function): Likewise.
8424 (alpha_expand_epilogue): Likewise.
8425 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8426 establish/revert expanders.
8427 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8428 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8429 New expander, resorting to the alpha.c associated function.
8430 (builtin_revert_vms_condition_handler): Likewise.
8431 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8432 __gcc_shell_handler, the static VMS condition handler used as
8433 an indirection wrapper to the current dynamically established
8435 * config/alpha/vms-unwind.h: Complete rewrite.
8436 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8437 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8439 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8440 Douglas B Rupp <rupp@gnat.com>
8442 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8443 (alpha_need_linkage): Handle aliases. Return function symbol.
8444 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8445 Use ultimate alias target for the linkage name.
8446 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8447 by alpha_need_linkage for the function symbol.
8448 (setmemdi): Likewise.
8450 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8452 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8453 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8454 (ASM_WEAKEN_LABEL): Define.
8455 (CRT_CALL_STATIC_FUNCTION): Define.
8456 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8457 (ENDFILE_SPEC): Define.
8458 (INIT_SECTION_ASM_OP): Define.
8459 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8460 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8462 (MULTILIB_OSDIRNAMES): Define.
8463 (shlib_version): Define.
8464 (SHLIB_EXT): Define.
8465 (SHLIB_OBJS): Define.
8466 (SHLIB_NAME): Define.
8467 (SHLIB_MULTILIB): Define.
8468 (SHLIB_INSTALL): Define.
8469 (SHLIB_SYMVEC): Define.
8470 (SHLIB_SYMVECX2): Define.
8471 (SHLIB_LINK): Define.
8473 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8475 * config/alpha/alpha.c (alpha_initialize_trampoline):
8476 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8477 (alpha_start_function): Emit transfer address on nested functions
8478 for VMS trampoline call.
8479 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8480 since no longer used.
8481 * config/alpha/vms-tramp.asm: Remove.
8482 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8483 since now only data initialized at runtime.
8485 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8487 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8488 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8489 (MD_EXEC_PREFIX): Remove, no longer used.
8490 (MD_STARTFILE_PREFIX): Likewise.
8491 (INCLUDE_DEFAULTS): Likewise.
8492 * config/alpha/t-vms:
8493 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8495 2009-08-09 Richard Guenther <rguenther@suse.de>
8497 PR tree-optimization/41016
8498 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8499 (operand_precision): Remove.
8500 (integral_operand_p): Likewise.
8501 (recognize_single_bit_test): Adjust.
8503 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8505 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8506 operation overflows. Likewise non-cast unary arithmetic.
8507 If one arm of a conditional expression is always taken,
8508 inhibit evaluation warnings for the other arm. Likewise inhibit
8509 evaluation warnings for the second && or || operand if the first
8510 operand is enough to determine the result.
8511 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8513 (build_binary_op): Prevent duplicate evaluation warnings.
8515 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8517 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8518 and destination have different modes, Use promote_mode to
8519 determine the signedness of the conversion. Assert that the
8520 promoted source mode matches the destination mode. Don't pass
8521 the destination and destination mode to expand_expr if the source
8522 mode is different. Simplify conversion logic.
8524 2009-08-09 Ira Rosen <irar@il.ibm.com>
8526 PR tree-optimization/41008
8527 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8528 from condition only in case it's a comparison. Adjust checks.
8530 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8532 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8533 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8534 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8535 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8536 (dump_cand): Handle them.
8537 (struct iv_cand): New members COST_STEP and AINC_USE.
8538 (stmt_after_increment): Likewise.
8539 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8540 callers changed. Use gimple_uid comparison instead of scanning.
8541 (add_candidate_1): When looking for identical candidates, take
8542 AINC_USE into account. Set it for new candidates.
8543 (force_expr_to_var_cost): Cast target_spill_cost to int.
8544 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8545 All callers changed. Check for availability of autoinc addressing
8546 modes, both in general for a given mode, and in the specific use case.
8547 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8549 (get_computation_cost): Likewise.
8550 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8551 add_autoinc_candidates): New static functions.
8552 (add_candidate): Call add_autoinc_candidates for candidates based on
8554 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8555 (determine_use_iv_cost_address): If we have an autoinc candidate at
8556 the matching use, verify autoinc is possible and subtract the cost
8557 of the candidate's step from the cost.
8558 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8559 member of the candidate.
8560 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8561 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8563 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8565 * config.build (ia64-hp-*vms*): New target.
8566 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8568 * config.gcc (ia64-hp-*vms*): New target.
8569 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8571 * config.host (ia64-hp-*vms*): New target.
8572 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8575 2009-08-08 Richard Guenther <rguenther@suse.de>
8577 PR tree-optimization/40991
8578 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8580 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8582 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8583 mode check. Do truncations in an integer mode.
8584 (force_to_mode): Handle subregs for all mode types. Only do
8585 arithmetic simplifications on integer modes.
8587 2009-08-07 Richard Guenther <rguenther@suse.de>
8589 PR tree-optimization/40999
8590 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8591 (maybe_fold_reference): Lookup constant initializers.
8592 (fold_gimple_assign): Likewise.
8594 2009-08-07 Richard Guenther <rguenther@suse.de>
8596 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8597 that require structural equality defer to the langhook.
8599 2009-08-07 Martin Jambor <mjambor@suse.cz>
8601 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8603 (struct ipa_pass_through_data): New type.
8604 (struct ipa_ancestor_jf_data): New type.
8605 (union jump_func_value): Removed field formal_id, added fields
8606 pass_through and ancestor.
8607 (struct ipa_param_call_note): Changed type of formal_id to int from
8609 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8610 operations jump functions and ancestor jump functions.
8611 (compute_complex_pass_through): New function.
8612 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8613 reflect changes in the jump function strucutre.
8614 (update_jump_functions_after_inlining): Ignore complex pass-through
8615 and ancestor jump functions.
8616 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8617 polynomial pass-through with operation jump functions.
8619 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8621 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8622 fde->dw_fde_begin as begin label instead of hot/cold label.
8623 Use LLSDAC label instead of LLSDA for second section lsda.
8624 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8625 label instead of LLSDA if it is true.
8626 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8628 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8629 SECTION argument. Use it as index into crtl->eh.call_site_record
8631 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8632 use it to determine how to print table entries instead of using
8633 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8634 label instead of normal begin label as base.
8635 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8636 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8637 ensure no EH range spans between sections and that landing pads
8638 are always in the corresponding section.
8639 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8640 for crtl->eh.call_site_record being an array rather than scalar.
8641 (output_one_function_exception_table): New function, copied
8642 from output_function_exception_table. Adjust
8643 dw2_size_of_call_site_table, dw2_output_call_site_table
8644 callers. For SECOND section use *C suffixed labels.
8645 (output_function_exception_table): Call
8646 output_one_function_exception_table and, when doing hot/cold
8647 partitioning, also another time for the second section.
8648 * opts.c: Include except.h.
8649 (decode_options): Allow -freorder-blocks-and-partition with
8650 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8651 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8652 * function.h (struct rtl_eh): Change call_site_record from
8653 scalar into array of 2 elements.
8655 2009-08-07 Martin Jambor <mjambor@suse.cz>
8657 * ipa-prop.c (count_formal_params_1): New function.
8658 (ipa_get_vector_of_formal_parms): New function.
8659 (get_vector_of_formal_parm_types): New function.
8660 (ipa_modify_formal_parameters): New function.
8661 (ipa_modify_call_arguments): New function.
8662 (index_in_adjustments_multiple_times_p): New function.
8663 (ipa_combine_adjustments): New function.
8664 (ipa_dump_param_adjustments): New function.
8665 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8666 (ipa_get_vector_of_formal_parms): Declare.
8667 (ipa_modify_formal_parameters): Declare.
8668 (ipa_modify_call_arguments): Declare.
8669 (ipa_combine_adjustments): Declare.
8670 (ipa_dump_param_adjustments): Declare.
8671 (build_ref_for_offset): Declare.
8672 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8673 * tree-sra.c: Include ipa-prop.c.
8674 (build_ref_for_offset): Make public.
8676 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8678 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8680 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8682 * gcc/doc/extend.texi (__builtin_extract_return_address)
8683 (__builtin_frob_return_address): Document.
8685 2009-08-06 Paul Brook <paul@codesourcery.com>
8687 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8688 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8689 implementation on ARMv6-M.
8691 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8693 * doc/extend.texi (pcs): Document new attribute for ARM.
8695 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8697 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8700 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8702 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8705 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8707 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8709 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8711 Merge ARM/hard_vfp_branch to trunk.
8713 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8715 * arm.c (libcall_eq): New function.
8716 (libcall_hash): New function.
8717 (add_libcall): New function.
8718 (arm_libcall_uses_aapcs_base): New function.
8719 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8720 libcalls using the base PCS.
8721 (arm_init_cumulative_args): Likewise.
8723 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8725 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8726 Use base ABI for conversion libfuncs between HFmode and SFmode.
8728 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8730 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8731 V4SImode as representatives of all 64-bit and 128-bit vector
8732 types. Allow vector types without vector modes.
8733 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8734 without vector modes like BLKmode.
8735 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8736 BLKmode. Avoid unsupported vector modes or TImode moves for
8738 (aapcs_vfp_allocate_return_reg): Likewise.
8739 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8740 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8742 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8744 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8745 (arm_get_pcs_model): Pass attribute arguments to
8746 arm_pcs_from_attribute.
8747 (arm_init_cumulative_args): Use base AAPCS for conversions from
8748 floating-point types to DImode.
8749 (arm_attribute_table): Add pcs attribute.
8750 (arm_handle_pcs_attribute): New.
8751 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8752 conversions from floating-point types to DImode, also declare them
8753 to use base AAPCS and declare functions they call to use base
8754 AAPCS and their RTABI names.
8756 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8758 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8759 -mfloat-abi=hard not being supported for VFP.
8761 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8763 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8764 SYMBOL_REF to hard_libcall_value.
8766 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8767 Richard Earnshaw <rearnsha@arm.com>
8769 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8770 has been put on the stack, all remaining co-processory arguments for
8771 that co-processor also go on the stack.
8773 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8775 * config/arm/arm.c (arm_return_in_memory): Handle returning
8776 vectors of suitable size in registers also for AAPCS case.
8778 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8780 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8782 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8784 ARM Hard-VFP calling convention
8785 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8786 * target.h (gcc_target): Add libcall_value to table of call hooks.
8787 * targhooks.h (default_libcall_value): Default implementation.
8788 * targhooks.c (default_libcall_value): Likewise.
8789 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8790 * optabs.c (expand_unop): Use it.
8791 * expr.h (hard_libcall_value): Pass the function RTX through.
8792 * calls.c (emit_library_call_value_1): Update call to
8794 * explow.c (hard_libcall_value): Use new target hook.
8795 * testsuite/lib/target-supports.exp
8796 (check_effective_target_arm_hard_vfp_ok): New hook.
8797 (check_effective_target_arm_neon_ok): Improve test for neon
8799 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8800 * config/arm/arm.c: Include cgraph.h
8801 (TARGET_FUNCTION_VALUE): Override default hook.
8802 (arm_pcs_default): New variable.
8803 (arm_override_options): Don't fault hard calling convention with VFP.
8804 Add support for AAPCS variants.
8805 (arm_function_value): Make static. Handle AAPCS variants.
8806 (arm_libcall_value): New function.
8807 (arm_apply_result_size): Handle VFP registers in results.
8808 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8810 (pcs_attribute_args): New variable.
8811 (arm_pcs_from_attribute): New function.
8812 (arm_get_pcs_model): New function.
8813 (aapcs_vfp_cum_init): New function.
8814 (aapcs_vfp_sub_candidate): New function.
8815 (aapcs_vfp_is_return_candidate): New function.
8816 (aapcs_vfp_is_call_candidate): New function.
8817 (aapcs_vfp_allocate): New function.
8818 (aapcs_vfp_allocate_return_reg): New function.
8819 (aapcs_vfp_advance): New function.
8820 (aapcs_cp_arg_layout): New variable.
8821 (aapcs_select_call_coproc): New function.
8822 (aapcs_select_return_coproc): New function.
8823 (aapcs_allocate_return_reg): New function.
8824 (aapcs_libcall_value): New function.
8825 (aapcs_layout_arg): New function.
8826 (arm_init_cumulative_args): Initialize AAPCS args data.
8827 (arm_function_arg): Handle AAPCS variants using new interface.
8828 (arm_arg_parital_bytes): Likewise.
8829 (arm_function_arg_advance): New function.
8830 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8831 calling conventions.
8832 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8833 * arm.h (NUM_VFP_ARG_REGS): Define.
8834 (LIBCALL_VALUE): Update.
8835 (FUNCTION_VALUE): Delete.
8836 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8837 (arm_pcs): New enum.
8838 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8839 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8840 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8841 * arm-protos.h (arm_function_arg_advance): Add.
8842 (aapcs_libcall_value): Add.
8843 (arm_function_value): Delete.
8845 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8846 H.J. Lu <hongjiu.lu@intel.com>
8849 * config/i386/i386.c (standard_sse_mode_p): Remove.
8850 (standard_sse_constant_p): Return 2 for integer mode
8851 vector_all_ones_operand when SSE2 is enabled.
8852 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8853 (ix86_expand_vector_move): Do not check for negative values from
8854 standard_sse_constant_p.
8856 2009-08-06 Richard Guenther <rguenther@suse.de>
8858 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8859 array type comparisons frontend independent.
8860 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8861 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8862 out array reference lower bound and element size operands.
8863 (ao_ref_init_from_vn_reference): Properly compute the offset
8864 for ARRAY_RANGE_REF.
8865 (vn_reference_fold_indirect): Fill out array reference lower
8866 bound and element size operands.
8867 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8868 a non gimple valued reference operand which can happen for
8869 array reference lower bound or element size.
8870 (create_component_ref_by_pieces_1): Properly generate the
8871 element size operand for array references.
8873 2009-08-06 Richard Guenther <rguenther@suse.de>
8875 PR tree-optimization/40964
8876 * tree.c (iterative_hash_host_wide_int): Export.
8877 * tree.h (iterative_hash_host_wide_int): Declare.
8878 * tree-ssa-structalias.c (heapvar_map): New struct.
8879 (heapvar_map_eq): New function.
8880 (heapvar_map_hash): Likewise.
8881 (heapvar_lookup): Adjust.
8882 (heapvar_insert): Likewise.
8883 (make_constraint_from_heapvar): Allow multiple heap variables
8884 per decl at different offsets.
8885 (init_alias_heapvars): Adjust.
8887 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8889 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8890 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8891 trailing sync if TARGET_SYNC_AFTER_SC.
8893 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8895 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8896 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8897 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8898 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8899 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8900 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8901 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8902 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8903 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8904 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8905 the prototype declaration match the definition.
8906 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8907 instructions explicitly. Add barrier_before and operands
8909 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8910 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8911 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8912 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8913 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8914 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8916 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8918 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8920 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8921 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8924 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8927 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8929 PR rtl-optimization/40924
8930 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8931 make sure canon_rtx (mem_address) isn't simpler than
8932 canon_rtx (expanded_mem_address).
8934 2009-08-05 Li Feng <nemokingdom@gmail.com>
8936 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8938 (build_scop_drs): Build alias set for each SCoP.
8940 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8942 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8943 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8944 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8945 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8946 (BASE_DRIVER_SELF_SPECS): Likewise.
8948 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8950 * tree-ssa-alias.c: Fix some comment typos.
8952 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8954 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8955 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8957 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8960 * simplify-rtx.c (simplify_binary_operation_1): Disable
8961 simplifications for decimal float operations.
8963 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8966 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8967 operand of INDIRECT_REF.
8969 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8971 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8972 constants referencing TLS symbols.
8974 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8976 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8977 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8979 2009-08-03 Richard Guenther <rguenther@suse.de>
8981 * tree.c (make_vector_type): Build a main variant first,
8982 get the canonical one and then build the variant.
8983 * tree-ssa.c (useless_type_conversion_p_1): Handle
8985 (useless_type_conversion_p): Conversions to pointers to
8986 incomplete record types are useless.
8988 2009-08-03 Richard Guenther <rguenther@suse.de>
8990 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8991 file will be created.
8992 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8993 * toplev.c (compile_file): Adjust comment.
8995 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8997 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8998 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8999 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9000 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9001 (sh_promote_function_mode): Fix typo.
9003 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9005 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9007 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9009 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9010 declaration arguments.
9012 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9014 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9015 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9016 (ix86_split_ashl): Ditto.
9017 (ix86_expand_vector_init_one_nonzero): Ditto.
9018 (ix86_expand_vector_set): Ditto.
9019 (ix86_expand_reduc_v4sf): Ditto.
9021 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9023 * explow.c (promote_function_mode): Remove assert.
9024 * config/sh/sh.c (sh_promote_function_mode): Declare.
9026 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9028 * config/pa/pa.c (pa_promote_function_mode): Declare.
9029 Change to static. Fix promote_mode call.
9031 * gthr-dce.h (CONST_CAST2): Define if not defined.
9032 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9034 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9036 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9038 * expr.c (store_constructor): Use promote_decl_mode. Remove
9039 now write-only variable unsignedp.
9040 (expand_expr_real_1): Use promote_decl_mode.
9041 * expr.h (promote_function_mode, promote_decl_mode): New.
9042 (promote_mode): Remove last argument.
9043 * function.c (assign_temp): Drop last argument of promote_mode.
9044 (assign_parm_find_data_types): Use promote_function_mode.
9045 (assign_parm_setup_reg): Likewise.
9046 (expand_function_end): Use promote_function_mode.
9047 * calls.c (initialize_argument_information): Use promote_function_mode.
9048 (precompute_arguments): Use promote_mode instead of checking if
9049 only PROMOTE_FUNCTION_MODE is defined.
9050 (expand_call): When making sibcall decisions, use promote_function_mode.
9051 Below, remove an if for targetm.calls.promote_function_return and
9052 and use promote_function_mode.
9053 (emit_library_call_value_1): Use promote_function_mode, fix bug
9054 where promote_mode was passed FOR_CALL == 0 for a return value in an
9056 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9057 * explow.c (promote_function_mode, promote_decl_mode): New.
9058 (promote_mode): Keep only the FOR_CALL == 0 case.
9059 * combine.c (setup_incoming_promotion): Remove test of
9060 promote_function_args. Use promote_function_mode.
9061 * stmt.c (expand_value_return): Use promote_decl_mode.
9062 (expand_decl): Use promote_decl_mode.
9064 * expr.c (store_constructor): Use promote_decl_mode. Remove
9065 now write-only variable unsignedp.
9066 (expand_expr_real_1): Use promote_decl_mode.
9067 * expr.h (promote_function_mode, promote_decl_mode): New.
9068 (promote_mode): Remove last argument.
9069 * function.c (assign_temp): Drop last argument of promote_mode.
9070 (assign_parm_find_data_types): Use promote_function_mode.
9071 (assign_parm_setup_reg): Likewise.
9072 (expand_function_end): Use promote_function_mode.
9073 * calls.c (initialize_argument_information): Use promote_function_mode.
9074 (precompute_arguments): Use promote_mode instead of checking if
9075 only PROMOTE_FUNCTION_MODE is defined.
9076 (expand_call): When making sibcall decisions, use promote_function_mode.
9077 Below, remove an if for targetm.calls.promote_function_return and
9078 and use promote_function_mode.
9079 (emit_library_call_value_1): Use promote_function_mode, fix bug
9080 where promote_mode was passed FOR_CALL == 0 for a return value in an
9082 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9083 * explow.c (promote_function_mode, promote_decl_mode): New.
9084 (promote_mode): Keep only the FOR_CALL == 0 case.
9085 * combine.c (setup_incoming_promotion): Remove test of
9086 promote_function_args. Use promote_function_mode.
9087 * stmt.c (expand_value_return): Use promote_decl_mode.
9088 (expand_decl): Use promote_decl_mode.
9090 * explow.c (promote_function_mode): Just call the target hook.
9091 * targhooks.c (default_promote_function_mode,
9092 default_promote_function_mode_always_promote): New.
9093 * targhooks.h (default_promote_function_mode,
9094 default_promote_function_mode_always_promote): Declare.
9095 * target.h (promote_function_args, promote_function_return): Remove.
9096 (promote_function_mode): New.
9097 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9098 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9099 (TARGET_PROMOTE_FUNCTION_MODE): New.
9100 (TARGET_CALLS): Adjust.
9101 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9102 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9104 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9105 * config/s390/s390.c (s390_promote_function_mode): ... here,
9106 with pointer handling.
9107 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9108 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9110 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9111 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9112 with pointer handling.
9113 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9114 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9116 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9117 * config/sh/sh.c (sh_promote_function_mode): New.
9118 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9119 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9121 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9122 * config/cris/cris.c (cris_promote_function_mode): ... here.
9123 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9124 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9126 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9127 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9128 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9129 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9131 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9132 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9133 complex type handling.
9134 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9135 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9137 * config/pa/pa.c (pa_promote_function_mode): New.
9138 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9139 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9141 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9142 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9143 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9144 * config/xtensa/xtensa.c: Likewise.
9145 * config/stormy16/stormy16.c: Likewise.
9146 * config/iq2000/iq2000.c: Likewise.
9147 * config/rs6000/rs6000.c: Likewise.
9148 * config/picochip/picochip.c: Likewise.
9149 * config/arc/arc.c: Likewise.
9150 * config/mcore/mcore.c: Likewise.
9151 * config/score/score.c: Likewise.
9152 * config/mips/mips.c: Likewise.
9153 * config/bfin/bfin.c: Likewise.
9154 * config/ia64/ia64.c: Likewise (disabled though).
9156 * config/frv/frv.h: Remove pointless remark.
9158 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9159 TARGET_PROMOTE_FUNCTION_ARGS,
9160 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9161 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9163 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9165 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9166 -floop-parallelize-all.
9167 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9168 flag_loop_parallelize_all.
9169 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9170 * graphite.c (graphite_transform_loops): Same.
9172 * graphite-poly.c (apply_poly_transforms): Same.
9174 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9176 PR tree-optimization/40914
9177 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9178 if set, then check the delta field of the PMF record.
9179 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9180 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9181 call is stored in the delta.
9183 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9185 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9187 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9189 * config/i386/bsd.h (ASM_BYTE): New define.
9190 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9191 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9192 .byte. Use fputs or putc instead of fprintf where appropriate.
9193 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9194 fputs or putc instead of fprintf where appropriate.
9195 * config/i386/i386elf.h: Ditto.
9196 * config/i386/sysv4.h: Ditto.
9198 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9199 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9200 (*tls_global_dynamic_64): Ditto.
9202 2009-07-31 Christian Bruel <christian.bruel@st.com>
9204 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9206 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9208 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9209 Remove dead code for MINUS.
9211 2009-07-31 Anthony Green <green@moxielogic.com>
9213 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9215 (moxie_expand_epilogue): Ditto for epilogue.
9216 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9218 (moxie_function_arg): Ditto.
9219 (moxie_pass_by_reference): Ditto.
9220 (moxie_arg_partial_bytes): Ditto.
9221 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9222 (FUNCTION_ARG_ADVANCE) Ditto.
9223 (REG_PARM_STACK_SPACE) Ditto.
9224 (FUNCTION_ARG_REGNO_P) Dito.
9226 * config.gcc: Add moxie linux config support.
9227 * gcc/config/moxie/uclinux.h: New file.
9229 2009-07-31 DJ Delorie <dj@redhat.com>
9231 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9232 (UNSPECV_SP_SWITCH_E): New.
9233 (sp_switch_1): Change to an unspec.
9234 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9236 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9237 reference the new stack's address
9239 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9241 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9242 graphite-clast-to-gimple.o, graphite-dependences.o,
9243 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9244 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9245 (graphite-blocking.o,
9246 graphite-clast-to-gimple.o, graphite-dependences.o,
9247 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9248 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9249 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9250 * cfgloop.h (struct loop): Add can_be_parallel field.
9251 * common.opt (fgraphite-identity): Moved up.
9252 (fgraphite-force-parallel): New flag.
9253 * graphite.c: Rewrite.
9254 * graphite.h: Rewrite.
9255 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9257 * toplev.c (graphite_out_file): New file descriptor.
9258 (graphite_in_file): New.
9259 (process_options): flag_graphite_force_parallel cannot be used without
9261 * tree-ssa-loop.c: Include toplev.h.
9262 (gate_graphite_transforms): Enable flag_graphite for
9263 flag_graphite_force_parallel.
9265 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9267 * ChangeLog.graphite: New.
9268 * graphite-blocking.c: New.
9269 * graphite-clast-to-gimple.c: New.
9270 * graphite-clast-to-gimple.h: New.
9271 * graphite-dependences.c: New.
9272 * graphite-dependences.h: New.
9273 * graphite-interchange.c: New.
9274 * graphite-poly.c: New.
9275 * graphite-poly.h: New.
9276 * graphite-ppl.c: New.
9277 * graphite-ppl.h: New.
9278 * graphite-scop-detection.c: New.
9279 * graphite-scop-detection.h: New.
9280 * graphite-sese-to-poly.c: New.
9281 * graphite-sese-to-poly.h: New.
9285 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9287 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9288 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9290 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9292 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9293 (scev_is_linear_expression): Return false if the evolution is not
9294 affine multivariate.
9296 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9298 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9299 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9301 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9303 * tree-data-ref.c (debug_data_references): New.
9304 (debug_data_reference): New.
9305 * tree-data-ref.h (debug_data_references): Declared.
9306 (debug_data_reference): Declared.
9308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9310 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9311 * tree-data-ref.h (scop_p): Removed.
9312 (struct data_reference): Remove field scop.
9314 (stmt_simple_memref_p): Removed.
9316 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9318 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9319 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9322 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9324 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9326 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9328 * doc/invoke.texi (-fgraphite-identity): Documented.
9330 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9332 * tree-scalar-evolution.c: Fix comment.
9333 (instantiate_scev_1): Return unknow from scev instantiation if the
9334 result is not above instantiate_below.
9336 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9338 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9339 static anymore. Instantiate the symbols that may have been introduced
9341 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9344 2009-07-30 DJ Delorie <dj@redhat.com>
9346 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9347 .vliw directive to VLIW sections.
9349 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9351 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9353 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9354 (AUTOHEADER): New variable.
9355 ($(srcdir)/cstamp-h.in): Use it.
9357 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9358 Pat Haugen <pthaugen@us.ibm.com>
9359 Revital Eres <ERES@il.ibm.com>
9361 * config/rs6000/vector.md (VEC_F): Add VSX support.
9365 (vector_load_<mode>): Ditto.
9366 (vector_store_<mode>): Ditto.
9367 (vector GPR move split): Ditto.
9368 (vec_reload_and_plus_<mptrsize>): Ditto.
9369 (vec_reload_and_reg_<mptrsize>): Ditto.
9370 (add<mode>3): Ditto.
9371 (sub<mode>3): Ditto.
9372 (mul<mode>3): Ditto.
9373 (neg<mode>2): Ditto.
9374 (abs<mode>2): Ditto.
9375 (smin<mode>3): Ditto.
9376 (smax<mode>3): Ditto.
9377 (vector_eq<mode>): Ditto.
9378 (vector_gt<mode>): Ditto.
9379 (vector_ge<mode>): Ditto.
9380 (vector_gtu<mode>): Ditto.
9381 (vector_select_<mode>_uns): Ditto.
9382 (vector_eq_<mode>_p): Ditto.
9383 (vector_gt_<mode>_p): Ditto.
9384 (vector_ge_<mode>_p): Ditto.
9385 (vector_gtu_<mode>_p): Ditto.
9386 (cr6_test_for_zero): Ditto.
9387 (cr6_test_for_zero_reverse): Ditto.
9388 (cr6_test_for_lt): Ditto.
9389 (cr6_test_for_lt_reverse): Ditto.
9390 (xor<mode>3): Ditto.
9391 (ior<mode>3): Ditto.
9392 (and<mode>3): Ditto.
9393 (one_cmpl<mode>2): Ditto.
9394 (nor<mode>2): Ditto.
9395 (andc<mode>2): Ditto.
9396 (float<VEC_int<mode>2): Ditto.
9397 (unsigned_float<VEC_int><mode>2): Ditto.
9398 (fix_trunc<mode><VEC_int>2): Ditto.
9399 (fixuns_trunc<mode><VEC_int>2): Ditto.
9401 (vec_set<mode>): Ditto.
9402 (vec_extract<mode>): Ditto.
9403 (vec_interleave_highv4sf): Ditto.
9404 (vec_interleave_lowv4sf): Ditto.
9405 (vec_realign_load_<mode>): Ditto.
9406 (vec_shl_<mode>): Ditto.
9407 (vec_shr_<mode>): Ditto.
9408 (div<mode>3): New patterns for VSX.
9409 (vec_interleave_highv2df): Ditto.
9410 (vec_interleave_lowv2df): Ditto.
9411 (vec_pack_trunc_v2df): Ditto.
9412 (vec_pack_sfix_trunc_v2df): Ditto.
9413 (vec_pack_ufix_trunc_v2df): Ditto.
9414 (vec_unpacks_hi_v4sf): Ditto.
9415 (vec_unpacks_lo_v4sf): Ditto.
9416 (vec_unpacks_float_hi_v4si): Ditto.
9417 (vec_unpacks_float_lo_v4si): Ditto.
9418 (vec_unpacku_float_hi_v4si): Ditto.
9419 (vec_unpacku_float_lo_v4si): Ditto.
9420 (movmisalign<mode>): Ditto.
9421 (vector_ceil<mode>2): New patterns for vectorizing math library.
9422 (vector_floor<mode>2): Ditto.
9423 (vector_btrunc<mode>2): Ditto.
9424 (vector_copysign<mode>3): Ditto.
9426 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9427 predicate for setting the high bit in each word, used for copysign.
9429 * config/rs6000/ppc-asm.h (f19): Whitespace.
9430 (f32-f63): Define if VSX.
9431 (v0-v31): Define if Altivec.
9432 (vs0-vs63): Define if VSX.
9434 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9436 * config/rs6000/power7.md: New file, provide tuning parameters for
9439 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9440 (rs6000_cpu_cpp_builtins): Ditto.
9441 (altivec_overloaded_builtins): Ditto.
9442 (altivec_resolve_overloaded_builtin): Ditto.
9444 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9445 debug switch to disable vectorizing simple math builtin
9448 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9449 Vectorize simple math builtin functions.
9450 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9451 hook to vectorize math builtins.
9452 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9453 (rs6000_builtin_conversion): Add VSX/power7 support.
9454 (rs6000_builtin_vec_perm): Ditto.
9455 (vsplits_constant): Add support for loading up a vector constant
9456 with just the high bit set in each part.
9457 (rs6000_expand_vector_init): Add VSX/power7 support.
9458 (rs6000_expand_vector_set): Ditto.
9459 (rs6000_expand_vector_extract): Ditto.
9460 (rs6000_emit_move): Ditto.
9461 (bdesc_3arg): Ditto.
9462 (bdesc_2arg): Ditto.
9463 (bdesc_1arg): Ditto.
9464 (rs6000_expand_ternop_builtin): Ditto.
9465 (altivec_expand_builtin): Ditto.
9466 (rs6000_expand_unop_builtin): Ditto.
9467 (rs6000_init_builtins): Ditto.
9468 (altivec_init_builtins): Ditto.
9469 (builtin_function_type): Ditto.
9470 (rs6000_common_init_builtins): Ditto.
9471 (rs6000_handle_altivec_attribute); Ditto.
9472 (rs6000_mangle_type): Ditto.
9473 (rs6000_vector_mode_supported_p): Ditto.
9474 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9477 * config/rs6000/vsx.md: New file for VSX support.
9479 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9480 identifing values with just the most significant bit set.
9481 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9482 vectorized builtins.
9484 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9485 (UNSPEC_VRFIM): Delete.
9486 (splitter for loading up vector with most significant bit): New
9487 splitter for vectorizing copysign.
9488 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9489 vectorizing simple math functions.
9490 (altivec_vrfip): Add support for vectorizing simple math functions.
9491 (altivec_vrfim): Ditto.
9492 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9494 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9495 (power7.md, vsx.md): Include for power7 support.
9496 (copysigndf3): Use VSX instructions if -mvsx.
9497 (negdf2_fpr): Ditto.
9498 (absdf2_fpr): Ditto.
9499 (nabsdf2_fpr): Ditto.
9500 (adddf3_fpr): Ditto.
9501 (subdf3_fpr): Ditto.
9502 (muldf3_fpr): Ditto.
9503 (divdf3_fpr): Ditto.
9504 (fix_truncdfdi2_fpr): Ditto.
9505 (cmpdf_internal1): Ditto.
9506 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9507 (btruncdf2, btruncdf2_fpr): Ditto.
9508 (ceildf2, ceildf2_fpr): Ditto.
9509 (floordf2, floordf2_fpr): Ditto.
9510 (floatdidf2, floatdidf2_fpr): Ditto.
9511 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9512 (fmsubdf4_fpr): Ditto.
9513 (fnmadddf4_fpr_1): Ditto.
9514 (fnmadddf4_fpr_2): Ditto.
9515 (fnmsubdf4_fpr_1): Ditto.
9516 (fnmsubdf4_fpr_2): Ditto.
9517 (fixuns_truncdfdi2): Add expander for VSX support.
9518 (fix_truncdfdi2): Ditto.
9519 (fix_truncdfsi2): Ditto.
9521 (btruncsf2): Whitespace.
9522 (movdf_hardfloat32): Add support for VSX registers.
9523 (movdf_softfloat32): Ditto.
9524 (movdf_hardfloat64): Ditto.
9525 (movdf_hardfloat64_mfpgpr): Ditto.
9526 (movdf_softfloat64): Ditto.
9527 (movti splitters): Add check for vector registers supporting
9528 TImode in the future.
9529 (bpermd): Add power7 bpermd instruction.
9531 * config/rs6000/altivec.h (vec_div): Define if VSX.
9535 (vec_nearbyint): Ditto.
9538 (all predicates): Use the generic builtin function, and not the V4SF
9539 specific function so that the predicates will work with VSX's V2DF.
9543 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9544 Document new VSX functions and types.
9546 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9549 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9550 "wa", and "j" constraints. Modify "v" to talk about Altivec
9551 instead of just vector.
9553 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9556 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9557 location for phi arguments.
9558 (rewrite_update_phi_arguments): Find locations for reaching defs.
9559 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9560 Add location to add_phi_arg calls.
9561 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9562 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9563 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9564 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9565 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9566 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9567 * tree-phinodes.c (make_phi_node): Initialize location.
9568 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9569 (add_phi_arg): Add location parameter.
9570 (remove_phi_arg_num): Move location when moving phi argument.
9571 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9573 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9574 slpeel_update_phi_nodes_for_guard1,
9575 slpeel_update_phi_nodes_for_guard2,
9576 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9577 vect_loop_versioning): Set locations.
9578 * tree-parloops.c (create_phi_for_local_result,
9579 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9580 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9581 * tree-vect-loop.c (get_initial_def_for_induction,
9582 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9584 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9585 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9586 (gimple_phi_arg_set_location): New. Set locus.
9587 (gimple_phi_arg_has_location): New. Check for locus.
9588 (redirect_edge_var_map_location): New. Return locus from var_map.
9589 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9590 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9591 combining PHI arguments.
9592 (cond_store_replacement): Set location.
9593 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9594 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9595 scop_add_exit_phis_edge): Add locations.
9596 * tree-cfgcleanup.c (remove_forwarder_block,
9597 remove_forwarder_block_with_phi): Add locations.
9598 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9599 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9601 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9602 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9603 flush_pending_stmts): Add source location.
9604 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9605 stack to preserve locations.
9606 * tree-vect-stmts.c (vectorizable_load): Add location.
9607 * tree-inline.c (copy_phis_for_bb): Copy locus.
9608 (setup_one_parameter): Add call locus to inlined parameter stmts.
9609 (initialize_inlined_parameters): Pass in call location as parameter
9611 (tree_function_versioning): Pass location to setup_one_parameter.
9612 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9613 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9614 copy and edge lists.
9615 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9616 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9617 locus parameter and override the stmt default if provided.
9618 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9619 elim_graph_add_edge, elim_graph_remove_succ_edge,
9620 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9621 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9622 eliminate_phi): Add locus info in elimination graph for each edge and
9624 (insert_backedge_copies): Copy locus if present.
9625 * tree-flow.h (struct _edge_var_map): Add locus field.
9626 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9627 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9628 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9630 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9632 2009-07-30 Martin Jambor <mjambor@suse.cz>
9634 PR tree-optimization/40570
9635 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9638 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9640 * ssa-loop-manip.c: Include langhooks.h.
9641 (rewrite_phi_with_iv): New.
9642 (rewrite_all_phi_nodes_with_iv): New.
9643 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9644 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9645 * tree-parloops.c (loop_parallel_p): Move out all conditions
9646 except dependency check.
9647 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9648 (gen_parallel_loop): Call canonicalize_loop_ivs without
9649 reduction_list argument.
9650 (build_new_reduction): New.
9651 (gather_scalar_reductions): New.
9652 (try_get_loop_niter): New.
9653 (try_create_reduction_list): New.
9654 (parallleize_loops): Change the parallel conditions check.
9655 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9656 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9658 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9660 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9662 * doc/options.texi (Option properties): Mention new quoting syntax.
9664 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9666 * config/alpha/alpha.c (alpha_start_function):
9667 Handle VMS_DEBUG_MAIN_POINTER
9668 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9669 * doc/invoke.texi: Document -mdebug-main switch.
9671 2009-07-29 Richard Henderson <rth@redhat.com>
9673 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9674 (cgraph_create_edge_including_clones): Likewise.
9675 * tree-inline.c (copy_bb): Operate on the correct edges
9676 when updating the callgraph.
9678 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9680 * config/alpha/vms-cc.c: Deleted.
9681 * config/alpha/vms-ld.c: Deleted.
9682 * config/alpha/t-vms64: Moved to config/vms
9683 * config/alpha/vms-crt0-64.c: Moved to config/vms
9684 * config/alpha/vms-crt0.c: Moved to config/vms
9685 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9686 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9687 * config/alpha/xm-vms.h: Moved to config/vms
9688 * config/alpha/x-vms: Moved to config/vms
9689 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9691 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9692 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9694 * config/vms/t-vms64: Moved here from config/alpha
9695 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9696 (argc,argv,envp): Enforce 32bit malloc'ing.
9697 * config/vms/vms-psxcrt0-64.c: Likewise.
9698 * config/vms/vms-crt0.c: Moved here from config/alpha.
9699 * config/vms/vms-psxcrt0.c: Likewise.
9700 * config/vms/vms-crtl-64.h: New file.
9701 * config/vms/vms-crtl.h: New file.
9702 * config/vms/vms.opt: New file.
9703 * config/vms/xm-vms64.h: New file.
9704 * config/vms/xm-vms.h: Moved here from config/alpha.
9705 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9707 * config/vms/x-vms: Moved here from config/alpha.
9708 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9709 (vms-ld.o, vms-cc.o): Removed.
9710 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9712 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9714 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9715 correct stack (obvious VMS fix).
9717 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9719 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9720 date, version info if VMS_DEBUGGING_INFO defined.
9721 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9722 size, date calculating code moved here.
9724 2009-07-29 Paul Brook <paul@codesourcery.com>
9726 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9729 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9732 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9733 to DImode when generating insq_le insn.
9735 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9737 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9738 New macro set for VMS_DEBUGGGING_INFO.
9739 (AT_string_form): Use it.
9741 2009-07-28 DJ Delorie <dj@redhat.com>
9743 * config/mep/mep.c (vtext_section): New.
9744 (vftext_section): New.
9745 (ftext_section): New.
9746 (mep_select_section): Add support for functions.
9747 (mep_unique_section): Likewise.
9748 (mep_asm_init_sections): Likewise.
9749 (mep_encode_section_info): Remove it from here.
9751 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9753 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9755 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9756 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9758 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9760 * dwarf2out.c (output_file_names): Test new macro
9761 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9762 (add_comp_dir_attribute): Likewise.
9764 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9766 * config/i386/mingw-w64.h (LINK_SPEC): Add
9767 separating space between commands.
9769 2009-07-28 Jan Hubicka <jh@suse.cz>
9771 PR tree-optimization/40759
9772 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9775 2009-07-27 DJ Delorie <dj@redhat.com>
9777 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9778 types are dword-aligned.
9779 (mep_expand_va_start): Likewise.
9781 2009-07-27 Olivier Hainque <hainque@adacore.com>
9782 Douglas B Rupp <rupp@gnat.com>
9784 * convert.c (convert_to_pointer): Don't assume the target
9785 pointer type is POINTER_SIZE long. Fetch its precision instead.
9787 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9789 * system.h (fopen): Undefine if macro.
9791 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9793 * dwarf2out.c (output_cfi_p): Removed.
9794 (output_cfis): New function.
9795 (output_fde): New function, split from output_call_frame_info.
9796 (output_call_frame_info): Use it.
9797 (dwarf2out_switch_text_section): Use output_cfis.
9799 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9801 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9802 TARGET_BI_ARCH is specified without enabling SJLJ.
9803 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9804 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9806 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9808 * arm.md (negdi2): Use DImode if forcing a value into a register.
9810 2009-07-26 Ira Rosen <irar@il.ibm.com>
9812 PR tree-optimization/40801
9813 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9814 of vector operand from the previous copy of vector statement.
9815 Pass the correct definition type value to
9816 vect_get_vec_def_for_stmt_copy().
9818 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9820 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9821 const char ** conversion.
9823 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9825 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9826 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9827 (gcc_unreachable): Invoke __builtin_unreachable() if
9828 !ENABLE_ASSERT_CHECKING.
9830 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9832 PR rtl-optimization/40445
9833 * emit-rtl.c (next_nonnote_insn_bb): New function.
9834 * rtl.h (next_nonnote_insn_bb): Declare new function.
9835 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9836 with no successors that is the successor of the ENTRY_BLOCK.
9837 Continue from the top after removing an empty fallthrough block.
9838 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9839 of next_nonnote_insn.
9841 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9843 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9845 2009-07-25 Martin Jambor <mjambor@suse.cz>
9847 * c-common.c (c_common_attribute_table): New element for noclone.
9848 (handle_noclone_attribute): New function. Forward-declare.
9849 * tree-inline.c (tree_versionable_function_p): Check for noclone
9851 * doc/extend.texi (Labels as Values): Document need for noclone.
9852 (Function Attributes): Document noclone attribute.
9854 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9856 PR rtl-optimization/34999
9857 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9858 and dw_fde_switched_cold_to_hot fields.
9859 (output_cfi_p): New function.
9860 (output_call_frame_info): If fde->dw_fde_switched_sections,
9861 output 2 FDEs instead of one with corrupted header.
9862 (dwarf2out_do_cfi_startproc): New function.
9863 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9864 and fde->dw_fde_switched_cold_to_hot.
9865 (dwarf2out_switch_text_section): Compute
9866 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9867 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9868 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9869 Otherwise, compute fde->dw_fde_switch_cfi.
9871 2009-07-24 Cary Coutant <ccoutant@google.com>
9873 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9875 2009-07-24 Cary Coutant <ccoutant@google.com>
9877 * cfghooks.c (split_block): Copy discriminator to new block.
9878 * tree-cfg.c (assign_discriminator): Check location of last
9879 instruction in block as well as first.
9881 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9883 * config/i386/linux.c: Use fputs or putc instead of fprintf
9885 * config/i386/gas.h: Ditto.
9886 * config/i386/x86-64.h: Ditto.
9887 * config/i386/att.h: Ditto.
9889 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9891 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9894 2009-07-24 Martin Jambor <mjambor@suse.cz>
9896 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9897 (ipa_push_func_to_list_1): Declare.
9898 (ipa_push_func_to_list): New function.
9900 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9901 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9902 (ipa_push_func_to_list): Removed.
9903 (ipa_pop_func_from_list): Clear node_enqueued flag.
9905 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9907 * config/s390/s390.c (override_options): Default
9908 max-unrolled-insns to 100 for z10 tuning.
9910 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9912 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9913 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9914 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9915 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9916 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9917 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9918 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9920 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9922 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9923 use default set in mingw32.h header.
9924 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9925 64-bit /mingw/include path.
9926 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9929 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9931 PR rtl-optimization/40209
9932 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9934 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9936 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9937 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9938 with the rest of string where appropriate. Use fputs or putc
9939 instead of fprintf where appropriate.
9941 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9942 Pat Haugen <pthaugen@us.ibm.com>
9943 Revital Eres <ERES@il.ibm.com>
9945 * config/rs6000/vector.md: New file. Move most of the vector
9946 expander support here from altivec.md to allow for the VSX vector
9947 unit in the future. Add support for secondary_reload patterns.
9948 Rewrite the patterns for vector comparison, and vector comparison
9949 predicate instructions so that the RTL expresses the desired
9950 behavior, instead of using unspec.
9952 * config/rs6000/constraints.md ("f" constraint): Use
9953 rs6000_constraints to hold the precalculated register class.
9954 ("d" constraint): Ditto.
9955 ("wd" constraint): New constraint for VSX.
9956 ("wf" constraint): Ditto.
9957 ("ws" constraint): Ditto.
9958 ("wa" constraint): Ditto.
9959 ("wZ" constraint): Ditto.
9960 ("j" constraint): Ditto.
9962 * config/rs6000/predicates.md (vsx_register_operand): New
9964 (vfloat_operand): New predicate for vector.md.
9965 (vint_operand): Ditto.
9966 (vlogical_operand): Ditto.
9967 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9968 (easy_vector_constant): Add VSX support.
9969 (altivec_indexed_or_indirect_operand): New predicate for
9970 recognizing Altivec style memory references with AND -16.
9972 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9973 for vector secondary reload support.
9974 (rs6000_vector_reg_class): Delete, replacing it with
9976 (rs6000_vsx_reg_class): Ditto.
9977 (rs6000_constraints): New array to hold the register classes of
9978 each of the register constraints that can vary at runtime.
9979 (builtin_mode_to_type): New static array for builtin function type
9981 (builtin_hash_table): New static hash table for builtin function
9983 (TARGET_SECONDARY_RELOAD): Define target hook.
9984 (TARGET_IRA_COVER_CLASSES): Ditto.
9985 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9986 registers are 128 bits if VSX memory reference instructions are used.
9987 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9989 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9990 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9991 Print several of the scheduling related parameters.
9992 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9993 rs6000_constraints instead of rs6000_vector_reg_class. Move
9994 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9995 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9996 Altivec. Add VSX support. Setup for secondary reload support on
9997 Altivec/VSX registers.
9998 (rs6000_override_options): Make power7 set the scheduling groups
9999 like the power5. Add support for new debug switches to override
10000 the scheduling defaults. Temporarily disable -mcpu=power7 from
10001 setting -mvsx. Add support for debug switches -malways-hint,
10002 -msched-groups, and -malign-branch-targets.
10003 (rs6000_buitlin_conversion): Add support for returning unsigned
10004 vector conversion functions to fix regressions due to stricter
10006 (rs6000_builtin_mul_widen_even): Ditto.
10007 (rs6000_builtin_mul_widen_odd): Ditto.
10008 (rs6000_builtin_vec_perm): Ditto.
10009 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10010 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10011 to zero a register.
10012 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10013 generated upstream.
10014 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10015 VSX types for bit operations. Changes to accomidate vector.md.
10016 (bdesc_2arg): Ditto.
10017 (bdesc_1arg): Ditto.
10018 (struct builtin_description_predicates): Rewrite predicate
10019 handling so that RTL describes the operation, instead of passing
10020 the instruction to be used as a string argument.
10021 (bdesc_altivec_preds): Ditto.
10022 (altivec_expand_predicate_builtin): Ditto.
10023 (altivec_expand_builtin): Ditto.
10024 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10025 statement for vsldoi support.
10026 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10027 (altivec_expand_st_builtin): Ditto.
10028 (paired_expand_builtin): Whitespace changes.
10029 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10030 builtin_mode_to_type table for secondary reload. Call
10031 builtin_function_type to build random builtin functions.
10032 (altivec_init_builtins): Change to use builtin_function_type to
10033 create builtin function types dynamically as we need them.
10034 (builtin_hash_function): New support for hashing the tree types
10035 for builtin function as we need it, rather than trying to build
10036 all of the trees that we need. Add initial preliminary VSX support.
10037 (builtin_function_type): Ditto.
10038 (builtin_function_eq): Ditto.
10039 (builtin_hash_struct): Ditto.
10040 (rs6000_init_builtins): Ditto.
10041 (rs6000_common_init_builtins): Ditto.
10042 (altivec_init_builtins): Ditto.
10043 (rs6000_common_init_builtins): Ditto.
10044 (enum reload_reg_type): New enum for simplifing reg classes.
10045 (rs6000_reload_register_type): Simplify register classes into GPR,
10046 Vector, and other registers. Altivec and VSX addresses in reload.
10047 (rs6000_secondary_reload_inner): Ditto.
10048 (rs6000_ira_cover_classes): New target hook, that returns the
10049 appropriate cover classes, based on -mvsx being used or not.
10050 (rs6000_secondary_reload_class): Add VSX support.
10051 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10052 (get_vsel_insn): Ditto.
10053 (rs6000_emit_vector_compare): Rewrite vector conditional support
10054 so that where we can, we use RTL operators, instead of blindly use
10056 (rs6000_emit_vector_select): Ditto.
10057 (rs6000_emit_vector_cond_expr): Ditto.
10058 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10059 (create_TOC_reference): Add -mdebug=addr support.
10060 (emit_frame_save): VSX loads/stores need register indexed addressing.
10062 * config/rs6000/rs6000.md: Include vector.md.
10064 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10066 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10067 support for V2DI, V2DF in logical, permute, select operations.
10069 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10070 switch for vsx/power7.
10071 (-mvsx-scalar-memory): Ditto.
10072 (-mvsx-align-128): Ditto.
10073 (-mallow-movmisalign): Ditto.
10074 (-mallow-df-permute): Ditto.
10075 (-msched-groups): Ditto.
10076 (-malways-hint): Ditto.
10077 (-malign-branch-targets): Ditto.
10079 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10081 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10082 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10083 (rs6000_vector_reg_class): Delete.
10084 (rs6000_vsx_reg_class): Ditto.
10085 (enum rs6000_reg_class_enum): New enum for the constraints that
10086 vary based on target switches.
10087 (rs6000_constraints): New array to hold the register class for all
10088 of the register constraints that vary based on the switches used.
10089 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10090 (enum rs6000_builtins): Add unsigned varients for the builtin
10091 declarations returned by target hooks for expanding multiplies,
10092 select, and permute operations. Add VSX builtins.
10093 (enum rs6000_builtin_type_index): Add entries for VSX.
10094 (V2DI_type_node): Ditto.
10095 (V2DF_type_node): Ditto.
10096 (unsigned_V2DI_type_node): Ditto.
10097 (bool_long_type_node): Ditto.
10098 (intDI_type_internal_node): Ditto.
10099 (uintDI_type_internal_node): Ditto.
10100 (double_type_internal_node): Ditto.
10102 * config/rs6000/altivec.md (whole file): Move all expanders to
10103 vector.md from altivec.md. Rename insn matching functions to be
10105 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10106 (altivec_vcmp*): Ditto.
10107 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10108 (VM): New iterator for moves that includes the VSX types.
10109 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10110 (altivec_vperm_<mode>_uns): New, for unsigned types.
10111 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10112 (altivec_eq<mode>): Ditto.
10113 (altivec_gt<mode>): Ditto.
10114 (altivec_gtu<mode>): Ditto.
10115 (altivec_eqv4sf): Ditto.
10116 (altivec_gev4sf): Ditto.
10117 (altivec_gtv4sf): Ditto.
10118 (altivec_vcmpbfp_p): Ditto.
10120 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10122 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10125 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10128 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10129 ASM_SHORT instead of .word.
10130 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10131 instead of .word in asm template.
10133 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10136 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10137 (process_bb_node_lives): Use it.
10139 * ira.c (setup_cover_and_important_classes): Don't setup
10140 ira_important_class_nums. Add cover classes to the end of
10142 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10144 (find_reg_class_closure): Use reorder_important_classes.
10146 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10148 * config/i386/i386.c (i386_ira_cover_classes): New function.
10149 (TARGET_IRA_COVER_CLASSES): Redefine.
10151 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10152 importance of order of cover classes in the array.
10154 2009-07-22 Diego Novillo <dnovillo@google.com>
10156 * tree-pass.h (TDF_EH): Define.
10157 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10158 contains TDF_EH, print the EH region number holding GS.
10159 * tree-dump.c (dump_options): Add "eh".
10160 * doc/invoke.texi: Document it.
10162 2009-07-22 Doug Kwan <dougkwan@google.com>
10164 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10166 2009-07-22 Michael Matz <matz@suse.de>
10168 PR tree-optimization/35229
10169 PR tree-optimization/39300
10171 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10172 (inhibit_phi_insertion): New function.
10173 (insert_into_preds_of_block): Call it for REFERENCEs.
10174 (init_pre): Initialize and finalize scalar evolutions.
10175 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10177 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10179 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10180 Use CONST_VECTOR_NUNITS to determine number of elements.
10182 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10184 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10185 (U, W): Constraints are now deprecated and will be removed if we
10186 run out of letters.
10187 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10189 ("prefetch"): Add the stcmh instruction for prefetching.
10190 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10192 (s390_short_displacement): Return always true if compiling for
10193 machines not providing the long displacement facility.
10194 (s390_mem_constraint): Support the new constraint letter Z.
10195 (s390_check_qrst_address): New function.
10197 2009-07-21 DJ Delorie <dj@redhat.com>
10199 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10202 2009-07-21 Jason Merrill <jason@redhat.com>
10204 * c-common.c (max_tinst_depth): Increase default to 1024.
10206 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10208 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10209 (vec_unpacku_float_lo_v4si): Ditto.
10211 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10214 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10215 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10216 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10217 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10219 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10221 PR tree-optimization/40813
10222 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10225 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10227 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10228 with a NOP_EXPR if needed.
10230 2009-07-21 Paul Brook <paul@codesourcery.com>
10232 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10233 Terminate debug dump with newline.
10235 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10237 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10238 Cast "1" to unsigned HOST_WIDE_INT.
10239 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10240 deposit length to the maximum length - lsb. Extend length if
10241 HOST_BITS_PER_WIDE_INT is 32.
10243 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10245 * cgraph.h (constant_pool_htab): New function.
10246 (constant_descriptor_tree): Move from varasm.c.
10247 * varasm.c (constant_pool_htab): New function.
10248 (constant_descriptor_tree): Move to cgraph.h.
10250 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10252 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10254 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10256 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10259 2009-07-20 Xinliang David Li <davidxl@google.com>
10261 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10263 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10265 * config/mips/mips.md (move_type): Add arith.
10266 (type): Handle arith.
10267 (zero_extendsidi2): Rename this into ...
10268 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10269 (zero_extendsidi2): New expander.
10270 (*zero_extendsidi2_dext): New pattern.
10272 2009-07-20 Nick Clifton <nickc@redhat.com>
10274 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10275 to set MIPS_ABI_DEFAULT.
10276 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10278 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10280 * tree-object-size.c (addr_object_size): Handle unions with
10281 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10283 PR tree-optimization/40792
10284 * tree.c (build_function_type_skip_args): Remove bogus assert.
10286 2009-07-20 Jan Hubicka <jh@suse.cz>
10287 Martin Jambor <mjambor@suse.cz>
10289 * cgraph.h (combined_args_to_skip): New field.
10290 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10291 combined_args_to_skip and args_to_skip.
10292 * tree-inline.c (update_clone_info): New function.
10293 (tree_function_versioning): Call update_clone_info.
10294 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10296 (cgraph_materialize_all_clones): More extensive dumping, working
10297 with combined_args_to_skip rather than args_to_skip.
10299 2009-07-20 Ira Rosen <irar@il.ibm.com>
10301 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10302 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10303 (get_initial_def_for_reduction): Likewise.
10304 (vectorizable_reduction): Skip the check of first operand in case
10305 of COND_EXPR. Add check that it is outer loop vectorization if
10306 nested cycle was detected. Call vectorizable_condition() for
10307 COND_EXPR. If reduction epilogue cannot be created do not fail for
10308 nested cycles (if it is not double reduction). Assert that there
10309 is only one type in the loop in case of COND_EXPR. Call
10310 vectorizable_condition() to vectorize COND_EXPR.
10311 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10312 Add parameters. Allow nested cycles if called from
10313 vectorizable_reduction(). Use reduction vector variable if provided.
10314 (vect_analyze_stmt): Call vectorizable_reduction() before
10315 vectorizable_condition().
10316 (vect_transform_stmt): Update call to vectorizable_condition().
10318 2009-07-20 Christian Bruel <christian.bruel@st.com>
10320 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10321 * doc/invoke.texi (-mfmovd): Likewise.
10322 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10324 2009-07-20 Jan Hubicka <jh@suse.cz>
10326 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10327 when handling SSA name.
10329 2009-07-19 Jan Hubicka <jh@suse.cz>
10331 PR tree-optimization/40676
10332 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10333 virtual PHIs in empty BBs.
10335 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10337 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10338 re-expanded the compound use gen_lowpart instead to convert to the
10341 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10343 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10344 OUTER_CONST arguments.
10345 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10346 the new wider mode will be masked off.
10347 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10349 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10351 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10352 high-order bits are zero.
10354 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10356 * combine.c (simplify_shift_const_1): Split code to determine
10357 shift_mode into ...
10358 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10359 new bits shifted in are identical to the old sign bit.
10361 2009-07-18 Richard Guenther <rguenther@suse.de>
10364 * gimplify.c (gimplify_call_expr): Reject code using results from
10365 functions returning void.
10367 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10369 * doc/md.texi: Document the new PowerPC "es" constraint.
10370 Document that "m" can include automodified addresses on this target,
10371 and explain how %U must be used. Extend the "Q" and "Z" documentation
10372 to suggest "es" as well as "m".
10373 * config/rs6000/constraints.md (es): New memory constraint.
10374 (Q, Z): Update strings to match new documentation.
10376 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10378 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10379 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10380 * config/rs6000/predicates.md (volatile_mem_operand): Use
10381 offsettable_nonstrict_memref_p.
10382 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10383 (*floatunssidf2_internal): Likewise.
10384 (*fix_truncdfsi2_internal): Likewise.
10385 (*fix_trunctfsi2_internal): Likewise.
10387 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10389 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10390 atmega32u2 devices.
10391 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10393 2009-07-17 Richard Guenther <rguenther@suse.de>
10396 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10397 (pass_warn_unused_result): Likewise.
10398 (TODO_set_props): Remove.
10399 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10401 (pass_diagnose_omp_blocks): Define.
10402 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10403 (c_gimple_diagnostics_recursively): Remove.
10404 (finish_function): Do not call it.
10405 (c_write_global_declarations): Continue after errors.
10406 Finalize the CU here.
10407 * c-gimplify.c (c_genericize): Do not gimplify here.
10408 * c-common.c (c_warn_unused_result): Move ...
10409 * tree-cfg.c (do_warn_unused_result): ... here.
10410 (run_warn_unused_result): New function.
10411 (gate_warn_unused_result): New function.
10412 (pass_warn_unused_result): New pass.
10413 * c-common.h (c_warn_unused_result): Remove.
10414 * flags.h (flag_warn_unused_result): Declare.
10415 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10416 * opts.c (flag_warn_unused_result): Initialize to false.
10417 * toplev.c (compile_file): Add comment.
10418 * omp-low.c (create_omp_child_function): Do not register
10419 the function with the frontend.
10420 (diagnose_omp_structured_block_errors): Prepare to be
10421 called as optimization pass.
10422 (gate_diagnose_omp_blocks): New function.
10423 (pass_diagnose_omp_blocks): New pass.
10424 * cgraph.h (cgraph_optimize): Remove.
10425 (cgraph_analyze_function): Likewise.
10426 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10427 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10428 before their parents here.
10429 (cgraph_finalize_function): Not here.
10430 (cgraph_analyze_function): Gimplify functions here.
10431 (cgraph_finalize_compilation_unit): Continue after errors.
10432 Optimize the callgraph from here.
10433 (cgraph_optimize): Make static.
10434 * langhooks.c (write_global_declarations): Finalize the CU.
10435 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10436 (gimplify_function_tree): Assert we gimplify only once.
10437 Set PROP_gimple_any property.
10438 * tree-nested.c (gimplify_all_functions): New function.
10439 (lower_nested_functions): Gimplify all nested functions.
10440 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10441 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10442 and pass_diagnose_omp_blocks after gimplification. Do not
10443 set TODO_set_props on all_lowering_passes.
10444 (execute_one_pass): Do not handle TODO_set_props.
10445 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10446 (gimplify.o): Add tree-pass.h dependency.
10447 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10448 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10449 (unsave_r): Likewise.
10450 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10451 temporary variable.
10453 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10455 * doc/service.texi (Service): Restore previously removed link,
10456 which isn't broken after all.
10458 2009-07-17 Richard Guenther <rguenther@suse.de>
10460 PR tree-optimization/40321
10461 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10462 PHI nodes to the maximal set.
10463 (make_values_for_phi): Add PHI arguments to the maximal set.
10464 (execute_pre): Dump PHI_GEN and the maximal set.
10466 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10469 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10472 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10474 * doc/extend.texi (Nested Functions): Replace broken link with
10476 * doc/service.texi (Service): Remove broken link.
10478 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10481 * builtins.c (expand_builtin_memcmp): Use loc instead of
10482 EXPR_LOCATION (exp).
10483 (expand_builtin_strncmp): Likewise.
10485 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10486 Manuel López-Ibáñez <manu@gcc.gnu.org>
10489 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10490 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10491 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10492 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10493 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10494 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10495 tree-inline.c, c-common.c, c-common.h, gimple.c,
10496 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10497 convert.c: Add location argument to fold_{unary,binary,ternary},
10498 fold_build[123], build_call_expr, build_size_arg,
10499 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10500 fold_build1_initializer, fold_build2_initializer,
10501 fold_build3_initializer, fold_build_call_array,
10502 fold_build_call_array_initializer, fold_single_bit_test,
10503 omit_one_operand, omit_two_operands, invert_truthvalue,
10504 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10505 combine_comparisons, fold_builtin_*, fold_call_expr,
10506 build_range_check, maybe_fold_offset_to_address, round_up,
10509 2009-07-16 Jason Merrill <jason@redhat.com>
10512 * c-common.c (c_common_reswords): Add __is_standard_layout
10514 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10515 * doc/implement-cxx.texi: New.
10516 * doc/gcc.texi: Include it.
10518 2009-07-16 DJ Delorie <dj@redhat.com>
10520 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10521 compares that may be indirectly affected by previous instructions.
10523 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10525 * builtins.c (do_mpc_arg2): New.
10526 (fold_builtin_2): Fold builtin cpow.
10527 * real.h (HAVE_mpc_pow): New.
10529 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10531 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10532 comparison to skip unprofitable schedule
10534 2009-07-16 Simon Baldwin <simonb@google.com>
10536 * gcc.c (option_map): New flag -no-canonical-prefixes.
10537 * (display_help): Print help text for new flag.
10538 * (process_command): Move options translation and language specifics
10539 and handle new flag early. Use it to set a function pointer to a
10540 prefix builder. Replace make_relative_prefix calls with calls to
10541 the function pointed to. Ignore new flag in regular options handling.
10542 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10544 2009-07-15 DJ Delorie <dj@redhat.com>
10546 * config/mep/mep.md (sibcall_internal): Change register to avoid
10547 argument registers.
10548 (sibcall_value_internal): Likewise.
10550 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10552 PR rtl-optimization/40710
10553 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10555 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10557 * config/mips/mips.md (*extenddi_truncate<mode>,
10558 *extendsi_truncate<mode>): Change type attribute to move_type
10559 with shift_shift. Split out code handling exts from here ...
10560 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10562 (*extendhi_truncateqi): Change type attribute to move_type with
10563 shift_shift. Split out code handling exts from here ...
10564 (*extendhi_truncateqi_exts): ... to this new pattern.
10566 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10568 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10569 instead of "and" with inverted sign bit mask value. Use
10570 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10571 Allocate registers only for operand 4 and operand 5.
10573 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10575 PR middle-end/40747
10576 * fold-const.c (fold_cond_expr_with_comparison): When folding
10577 < and <= to MIN, make sure the MIN uses the same type as the
10578 comparison's operands.
10580 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10582 * arm.md (ior_xor): New code iterator.
10583 (split for ior/xor with shift and zero-extend): New split pattern.
10584 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10586 2009-07-15 Richard Guenther <rguenther@suse.de>
10588 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10591 2009-07-15 Richard Guenther <rguenther@suse.de>
10593 PR middle-end/40753
10594 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10596 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10598 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10599 handle 2.6.30 kernel.
10601 2009-07-15 DJ Delorie <dj@redhat.com>
10603 * config/mep/mep.md (sibcall_internal): Change register to allow
10604 for 24-bit addresses.
10605 (sibcall_value_internal): Likewise.
10607 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10609 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10610 that are enabled/disabled by the flags introduced by a previous patch.
10612 2009-07-14 DJ Delorie <dj@redhat.com>
10614 * config/mep/mep.md (sibcall_internal): Include non-toggling
10616 (sibcall_value_internal): Likewise.
10618 2009-07-14 Taras Glek <tglek@mozilla.com>
10619 Rafael Espindola <espindola@google.com>
10621 * doc/sourcebuild.texi: Document install-plugin target.
10622 * configure.ac: Added install-plugin target to language makefiles.
10623 * configure: Regenerate.
10624 * Makefile.in: (install-plugin): Install more headers,
10625 depend on lang.install-plugin.
10627 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10629 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10632 2009-07-14 DJ Delorie <dj@redhat.com>
10634 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10635 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10636 * config/mep/mep.md (sibcall_internal): Change test from
10637 mep_vliw_mode_match to mep_vliw_jmp_match.
10638 (sibcall_value_internal): Likewise.
10640 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10642 * config/i386/sse.md (copysign<mode>3): New expander.
10643 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10644 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10645 Use ix86_build_const_vector.
10646 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10647 IX86_BUILTIN_CPYSGNPD.
10648 (builtin_description): Add __builtin_ia32_copysignps and
10649 __builtin_ia32_copysignpd.
10650 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10651 and BUILT_IN_COPYSIGNF.
10653 2009-07-13 Jason Merrill <jason@redhat.com>
10655 * builtins.c (can_trust_pointer_alignment): New fn.
10656 (get_pointer_alignment): Factor it out from here.
10657 * tree.h: Declare it.
10659 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10661 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10664 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10668 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10670 2009-07-14 Richard Guenther <rguenther@suse.de>
10671 Andrey Belevantsev <abel@ispras.ru>
10673 PR middle-end/40745
10674 * cfgexpand.c (partition_stack_vars): Do not bother to update
10675 alias information when not optimizing.
10677 2009-07-14 Richard Guenther <rguenther@suse.de>
10678 Andrey Belevantsev <abel@ispras.ru>
10680 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10681 (pt_solution_set): Likewise.
10682 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10683 * tree-ssa-structalias.c (pt_solution_set): New function.
10684 * final.c (rest_of_clean_state): Free SSA data structures.
10685 * print-rtl.c (print_decl_name): Remove.
10686 (print_mem_expr): Implement in terms of print_generic_expr.
10687 * alias.c (ao_ref_from_mem): New function.
10688 (rtx_refs_may_alias_p): Likewise.
10689 (true_dependence): Query alias-export info.
10690 (canon_true_dependence): Likewise.
10691 (write_dependence_p): Likewise.
10692 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10694 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10695 (mem_expr_equal_p): Use operand_equal_p.
10696 (set_mem_attributes_minus_bitpos): Do not use
10697 component_ref_for_mem_expr.
10698 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10699 (update_alias_info_with_stack_vars): Likewise.
10700 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10701 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10702 explicitly nor clear stmt operands.
10703 Free the decl-to-pointer map.
10704 * tree-optimize.c (execute_free_datastructures): Do not free
10705 SSA data structures here.
10706 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10707 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10708 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10710 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10712 2009-07-13 DJ Delorie <dj@redhat.com>
10714 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10715 unrolling at the right iteration count.
10717 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10720 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10722 * haifa-sched.c (rank_for_schedule): Introduced flags to
10723 enable/disable individual scheduling heuristics.
10724 * common.opt: Introduced flags to enable/disable individual
10725 heuristics in the scheduler.
10726 * doc/invoke.texi: Introduced flags to enable/disable individual
10727 heuristics in the scheduler.
10729 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10731 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10732 config/i386/mingw-tls.c.
10733 * config/i386/mingw-tls.c: Removed.
10735 2009-07-13 Ira Rosen <irar@il.ibm.com>
10737 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10738 checks access only relevant statements.
10739 (vectorizable_reduction): Likewise.
10741 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10743 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10744 just for 32-bit case.
10746 2009-07-12 Jan Hubicka <jh@suse.cz>
10748 PR tree-optimization/40585
10749 * except.c (expand_resx_expr): When there already is resume
10750 instruction, produce linked list.
10751 (build_post_landing_pads): Assert that resume is empty.
10752 (connect_post_landing_pads): Handle resume lists.
10753 (dump_eh_tree): Dump resume list.
10755 2009-07-12 Ira Rosen <irar@il.ibm.com>
10757 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10758 with additional argument.
10759 * tree-vectorizer.h (enum vect_def_type): Add
10760 vect_double_reduction_def.
10761 (vect_is_simple_reduction): Add argument.
10762 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10764 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10765 vect_is_simple_reduction with additional argument.
10766 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10768 (reduction_code_for_scalar_code): Handle additional codes by
10769 returning ERROR_MARK for them. Fix comment and indentation.
10770 (vect_is_simple_reduction): Fix comment, add argument to specify
10771 double reduction. Detect double reduction.
10772 (get_initial_def_for_induction): Fix indentation.
10773 (get_initial_def_for_reduction): Fix comment and indentation.
10774 Handle double reduction. Create initial definitions that do not
10775 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10776 (vect_create_epilog_for_reduction): Fix comment, add argument to
10777 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10778 epilogue result extraction. Create double reduction phi node and
10779 replace relevant uses.
10780 (vectorizable_reduction): Call vect_is_simple_reduction with
10781 additional argument. Fix indentation. Update epilogue code treatment
10782 according to the changes in reduction_code_for_scalar_code. Check
10783 for double reduction. Call vect_create_epilog_for_reduction with
10784 additional argument.
10785 * tree-vect-stmts.c (process_use): Handle double reduction, update
10787 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10788 (vect_get_vec_def_for_operand): Likewise.
10790 2009-07-12 Danny Smith <dansmister@gmail.com>
10792 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10793 dllexport if !TREE_PUBLIC.
10794 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10796 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10798 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10799 (avr_extra_arch_macro) Remove declatation.
10800 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10801 (avr_extra_arch_macro) Declare as static.
10802 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10804 2009-07-11 Jan Hubicka <jh@suse.cz>
10806 PR middle-end/48388
10807 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10809 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10812 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10813 cold_in_std_section bits.
10814 (dwarf2out_begin_prologue): Initialize them.
10815 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10816 if already covered by text_section or cold_text_section range.
10818 PR rtl-optimization/40667
10819 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10820 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10821 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10822 * config/i386/i386.c (ix86_minimum_alignment): New function.
10823 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10824 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10825 * emit-rtl.c (gen_reg_rtx): Likewise.
10826 * function.c (assign_parms): Likewise. If nominal_type needs
10827 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10828 rather than passed_type's alignment.
10831 * function.c (assign_parm_setup_stack): Adjust
10832 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10833 from nominal_mode on big endian.
10835 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10837 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10839 2009-07-10 DJ Delorie <dj@redhat.com>
10841 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10843 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10845 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10847 (thumb2_cbnz): Likewise.
10849 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10852 * config.gcc (supported_defaults): Add synci.
10853 (with_synci): Add validation.
10854 (all_defaults): Add synci.
10855 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10858 * config/mips/mips.opt (msynci): New option.
10859 * config/mips/mips.c (mips_override_options): Warn on use of
10860 -msynci for targets that do now support it.
10861 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10863 * gcc/doc/invoke.texi (-msynci): Document the new option.
10864 * doc/install.texi (--with-synci): Document the new option.
10866 2009-07-10 Richard Guenther <rguenther@suse.de>
10868 PR tree-optimization/40496
10869 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10870 the PHI result with a compatible type.
10872 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10876 * c.opt (Wunused-result): New.
10877 * doc/invoke.texi: Document it.
10878 * c-common.c (c_warn_unused_result): Use it.
10880 2009-07-09 DJ Delorie <dj@redhat.com>
10882 * targhooks.c (default_target_can_inline_p): Rename from
10883 default_target_option_can_inline_p.
10884 * targhooks.h (default_target_can_inline_p): Likewise.
10885 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10886 TARGET_OPTION_CAN_INLINE_P.
10887 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10888 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10889 (mep_target_can_inline_p): Rename from
10890 mep_target_option_can_inline_p.
10893 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10894 registers used to pass vectors.
10896 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10898 2009-07-09 Tom Tromey <tromey@redhat.com>
10900 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10901 * config/mmix/mmix.c: Include dwarf2.h.
10902 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10903 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10904 * config/sh/sh.c: Include dwarf2.h.
10905 * config/i386/i386.c: Include dwarf2.h.
10906 * Makefile.in (DWARF2_H): Remove 'elf'.
10907 * except.c: Include dwarf2.h.
10908 * unwind-dw2.c: Include dwarf2.h.
10909 * dwarf2out.c: Include dwarf2.h.
10910 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10911 * unwind-dw2-fde.c: Include dwarf2.h.
10912 * dwarf2asm.c: Include dwarf2.h.
10914 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10916 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10917 (max_issue): Use it.
10918 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10920 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10921 (region_sched_info): Update.
10922 * sched-ebb.c (ebb_sched_info): Update.
10923 * modulo-sched.c (sms_sched_info): Update.
10924 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10926 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10928 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10930 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10932 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10934 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10936 PR middle-end/40692
10937 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10938 arg1 with arg01 if arg1 is already INTEGER_CST.
10940 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10942 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10943 Transform (and (truncate)) into (truncate (and)).
10945 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10947 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10948 creating LHS paradoxical subregs. Fix surrounding returns to
10949 use NULL_RTX rather than 0.
10951 2009-07-08 DJ Delorie <dj@redhat.com>
10953 * config/mep/mep.c: (mep_option_can_inline_p): New.
10954 (TARGET_OPTION_CAN_INLINE_P): Define.
10956 2009-07-08 Mark Wielaard <mjw@redhat.com>
10959 * dwarf2out.c (add_data_member_location_attribute): When we have
10960 only a constant offset don't emit a new location description using
10961 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10964 2009-07-08 Richard Henderson <rth@redhat.com>
10967 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10968 (enum reg_class): Add CLOBBERED_REGS.
10969 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10970 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10971 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10972 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10973 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10974 force 64-bit sibcalls into R11.
10975 * config/i386/constraints.md (U): New constraint.
10976 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10977 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10978 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10980 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10982 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10984 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10985 * ebitmap.h (dump_ebitmap): Ditto.
10986 * optabs.h (optab_libfunc): Ditto.
10987 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10988 * tree-flow.h (vect_can_force_dr_alignment_p,
10989 get_vectype_for_scalar_type): Ditto.
10990 (vectorize_loops): Move prototype to ...
10991 * tree-vectorizer.h: ... here. Also, adjust comment.
10992 (vect_set_verbosity_level): Remove duplicate prototype.
10993 * tree-ssa-loop.c: Include tree-vectorizer.h.
10994 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10996 2009-07-08 Nick Clifton <nickc@redhat.com>
10998 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11001 2009-07-08 DJ Delorie <dj@redhat.com>
11003 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11004 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11005 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11007 * config/mep/intrinsics.md: Regenerated.
11008 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11009 registers when asm() or calls are detected.
11011 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11014 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11016 * gimple (gimple_build_call_from_tree): Likewise.
11017 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11018 no_warning flag before warning.
11020 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11022 * tree.c (set_expr_locus): Remove.
11023 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11024 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11026 * gimplify.c (internal_get_tmp_var): Likewise.
11027 (gimplify_call_expr): Likewise.
11028 (gimplify_one_sizepos): Likewise.
11030 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11033 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11034 to variables for debugging purposes.
11036 2009-06-23 Mark Loeser <mark@halcy0n.com>
11039 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11041 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11043 * pretty-print.c (pp_base_format): Remove %J.
11044 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11045 gcc_cxxdiag_char_table): Likewise.
11046 (init_dynamic_diag_info): Likewise.
11048 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11050 * pretty-print.c (pp_base_format): Remove %H.
11051 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11052 gcc_cxxdiag_char_table): Likewise.
11053 (init_dynamic_diag_info): Likewise.
11054 * config/mep/mep.c (mep_select_section): Likewise.
11056 2009-07-07 Duncan Sands <baldrick@free.fr>
11058 * final.c (pass_clean_state): Give the pass a name.
11059 * passes.c (pass_rest_of_compilation): Likewise.
11060 * tree-optimize.c (pass_all_optimizations): Likewise.
11062 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11064 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11065 an extra 'decl' for error_at.
11067 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11069 PR middle-end/40669
11070 * tree-tailcall.c (adjust_return_value_with_ops,
11071 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11072 if it has complex or vector type.
11074 2009-07-07 Olivier Hainque <hainque@adacore.com>
11076 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11079 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11081 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11083 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11085 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11086 * c-decl.c: Likewise.
11087 * function.c: Likewise.
11088 * varasm.c: Likewise.
11089 * tree-ssa.c: Likewise.
11090 * c-common.c: Likewise.
11091 * tree-cfg.c: Likewise.
11092 * config/spu/spu.c: Likewise.
11093 * config/ia64/ia64.c: Likewise.
11094 * config/v850/v850.c: Likewise.
11096 2009-07-06 DJ Delorie <dj@redhat.com>
11098 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11099 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11100 unspecified accesses to control registers.
11101 * config/mep/intrinsics.md: Regenerate.
11102 * config/mep/intrinsics.h: Regenerate.
11103 * config/mep/mep-intrin.h: Regenerate.
11105 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11107 * c-lex.c: Replace %H by an explicit location. Update all calls.
11108 * c-common.c: Likewise.
11109 * c-decl.c: Likewise.
11110 * c-typeck.c: Likewise.
11111 * fold-const.c: Likewise.
11112 * gimplify.c: Likewise.
11113 * stmt.c: Likewise.
11114 * tree-cfg.c: Likewise.
11115 * tree-ssa-loop-niter.c: Likewise.
11116 * tree-vrp.c: Likewise.
11117 * value-prof.c: Likewise.
11119 2009-07-06 Diego Novillo <dnovillo@google.com>
11121 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11122 if it has one. Handle cases where VAR does not have an
11123 annotation or cfun is NULL.
11125 2009-07-06 Diego Novillo <dnovillo@google.com>
11127 * tree.c: Include debug.h.
11128 (initialize_tree_contains_struct): New.
11129 (init_ttree): Call it.
11130 (tree_node_structure_for_code): Factor out of ...
11131 (tree_node_structure): ... here.
11132 * treestruct.def (TS_PHI_NODE): Remove.
11133 (TS_GIMPLE_STATEMENT): Remove.
11135 2009-07-06 Diego Novillo <dnovillo@google.com>
11137 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11138 (debug_tree_chain): Handle cycles.
11140 2009-07-06 Nick Clifton <nickc@redhat.com>
11141 DJ Delorie <dj@redhat.com>
11143 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11144 __FMOVD_ENABLED__ is defined.
11146 (TARGET_FMOVD): Provide a default definition.
11147 (MASK_FMOVD): Likewise.
11148 (TARGET_CPU_CPP_BUILTINS): Define
11149 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11150 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11151 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11152 (split for DF load from memory into register): Also handle
11153 MEMs which consist of REG+DISP addressing.
11154 (split for DF store from register to memory): Likewise.
11155 (movsf_ie): Always use single fp_mode.
11156 * config/sh/sh.c (sh_override_options): Do not automatically
11157 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11158 that to the -mfmovd command line switch.
11159 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11160 (fldi_ok): Always allow.
11161 * config/sh/sh.opt (mfmovd): Remove this switch.
11162 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11164 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11165 Kaz Kojima <kkojima@gcc.gnu.org>
11167 PR rtl-optimization/30807
11168 * postreload.c (reload_combine): For every new use of REG_SUM,
11169 record the use of BASE.
11171 2009-07-06 Jan Hubicka <jh@suse.cz>
11173 * params.def: Revert my accidental commit at 2009-06-30.
11175 2009-07-04 Ian Lance Taylor <iant@google.com>
11178 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11180 (mingw_format_attribute_overrides): Likewise.
11182 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11185 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11186 don't check cfa.reg. Instead of cfa.indirect use
11187 fde && fde->drap_reg != INVALID_REGNUM test.
11189 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11191 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11193 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11196 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11198 2009-07-03 Richard Guenther <rguenther@suse.de>
11200 PR tree-optimization/40640
11201 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11204 2009-07-03 Jan Hubicka <jh@suse.cz>
11206 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11207 for size, reduce amount of inlining.
11209 2009-07-03 Richard Guenther <rguenther@suse.de>
11211 PR middle-end/34163
11212 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11213 if t +- x is known to not overflow and the conversion widens the
11215 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11217 2009-07-03 Jan Hubicka <jh@suse.cz>
11219 * ipa-pure-const.c (analyze): Update loop optimizer init.
11220 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11221 try_remove_empty_loop, remove_empty_loops): Remove.
11222 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11223 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11224 to mark regular loops as neccesary.
11225 (degenerate_phi_p): New function.
11226 (propagate_necessity, remove_dead_phis): Use it.
11227 (forward_edge_to_pdom): Likewise.
11228 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11229 virtual PHI nodes that became unreachable.
11230 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11231 * tree-flow.h (remove_empty_loops): Remove.
11232 * passes.c (init_optimization_passes): Remove.
11234 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11236 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11237 can_create_pseudo_p.
11238 (*fix_trunc<mode>_i387_1): Ditto.
11239 (*floathi<mode>2_1): Ditto.
11240 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11241 (*fistdi2_1): Ditto.
11242 (*fist<mode>2_1): Ditto.
11243 (frndintxf2_floor): Ditto.
11244 (*fist<mode>2_floor_1): Ditto.
11245 (frndintxf2_ceil): Ditto.
11246 (*fist<mode>2_ceil_1): Ditto.
11247 (frndintxf2_trunc): Ditto.
11248 (frndintxf2_mask_pm): Ditto.
11249 (fxam<mode>2_i387_with_temp): Ditto.
11250 * config/i386/sse.md (mulv16qi3): Ditto.
11251 (*sse2_mulv4si3): Ditto.
11253 (sse4_2_pcmpestr): Ditto.
11254 (sse4_2_pcmpistr): Ditto.
11256 2009-07-03 Jan Hubicka <jh@suse.cz>
11258 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11259 (mark_stmt_necessary): Set it.
11260 (mark_operand_necessary): Set it.
11261 (mark_control_dependent_edges_necessary): Set it.
11262 (mark_virtual_phi_result_for_renaming): New function.
11263 (get_live_post_dom): New function.
11264 (forward_edge_to_pdom): New function.
11265 (remove_dead_stmt): Fix handling of control dependences.
11266 (tree_dce_init): Init new bitmap.
11267 (tree_dce_done): Free it.
11269 2009-07-02 Richard Guenther <rguenther@suse.de>
11272 * tree-ssa-structalias.c (new_var_info): Initialize
11275 2009-07-02 Jan Hubicka <jh@suse.cz>
11277 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11280 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11282 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11283 instead of recomputing it. Adjust calls.
11284 (emit_store_flag): Adjust recursive calls.
11286 2009-07-02 Richard Guenther <rguenther@suse.de>
11288 * tree-ssa-live.c (remove_unused_locals): Do not remove
11290 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11291 of DECL_EXTERNAL for HEAP variables.
11292 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11293 HEAP variables. Do not adjust RESTRICT vars.
11294 (find_what_var_points_to): Nobody cares if something
11295 points to READONLY.
11297 2009-07-02 Ben Elliston <bje@au.ibm.com>
11299 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11300 pc_low and pc_high declarations to the top of the function.
11302 2009-07-01 DJ Delorie <dj@redhat.com>
11304 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11305 registers as fixed.
11306 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11307 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11308 unspecified accesses to control registers.
11309 * config/mep/intrinsics.md: Regenerate.
11310 * config/mep/intrinsics.h: Regenerate.
11311 * config/mep/mep-intrin.h: Regenerate.
11313 2009-07-01 Anthony Green <green@moxielogic.com>
11315 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11316 instruction when possible.
11317 (moxie_expand_prologue): Ditto. Also, save an instruction and
11318 some complexity by popping off of $r12 instead of $sp.
11319 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11322 2009-07-01 Richard Henderson <rth@redhat.com>
11325 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11326 contained no insns, reposition note before last insn.
11328 2009-07-01 Richard Henderson <rth@redhat.com>
11331 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11332 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11334 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11337 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11338 darwin9 for printing reg addresses with %y.
11340 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11342 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11343 truncation from operands in binary operations.
11345 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11348 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11349 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11350 subreg of op0 to the original op0.
11352 * expmed.c (store_bit_field_1): Use a temporary as the destination
11353 instead of a paradoxical subreg when we need to truncate the result.
11355 2009-07-01 DJ Delorie <dj@redhat.com>
11357 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11358 names to VLIW variants.
11359 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11360 * config/mep/intrinsics.md: Regenerate.
11361 * config/mep/intrinsics.h: Regenerate.
11362 * config/mep/mep-intrin.h: Regenerate.
11364 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11367 * jump.c (returnjump_p): Revert last patch.
11368 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11370 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11373 * pa.md (casesi32p): Use jump table label to determine the offset
11375 (casesi64p): Likewise.
11377 * pa.c (forward_branch_p): Return bool type. Use instruction
11378 addresses when available. Assert that INSN has a jump label.
11379 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11382 2009-07-01 Richard Guenther <rguenther@suse.de>
11384 PR tree-optimization/19831
11385 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11386 that only act as barriers do not make any previous stores necessary.
11387 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11388 HEAP variables global, do not add a constraint from nonlocal.
11389 (find_func_aliases): Handle escapes through return statements.
11390 (compute_points_to_sets): Make escaped HEAP variables global.
11392 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11395 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11396 after reducing a DImode cstore to SImode.
11398 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11400 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11401 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11403 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11405 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11406 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11408 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11409 and umod_optab if TARGET_BSD_DIVMOD.
11410 * config/vax/lib1funcs.asm: New file.
11411 * config/vax/t-linux: New file.
11412 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11414 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11417 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11418 to type arguments that have void type.
11421 * dwarf2out.c (gen_formal_parameter_die): Call
11422 equate_decl_number_to_die if node is different from origin.
11424 2009-06-30 Anthony Green <green@moxielogic.com>
11426 Clean up moxie port for --enable-build-with-cxx.
11427 * config/moxie/moxie.c (moxie_function_value): First two
11428 parameters are const_tree, not tree.
11429 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11430 (REG_CLASS_NAMES): Ditto.
11431 (REGNO_REG_CLASS): Ditto.
11432 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11433 (moxie_function_value): Fix constyness of arguments.
11435 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11437 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11438 finalize_size_functions before further processing.
11439 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11440 (variable_size): Call self_referential_size on size expressions
11441 that contain a PLACEHOLDER_EXPR.
11442 (size_functions): New static variable.
11443 (copy_self_referential_tree_r): New static function.
11444 (self_referential_size): Likewise.
11445 (finalize_size_functions): New global function.
11446 * tree.c: Include tree-inline.h.
11447 (push_without_duplicates): New static function.
11448 (find_placeholder_in_expr): New global function.
11449 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11451 <tcc_expression>: Likewise.
11452 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11453 the call in the expression.
11454 * tree.h (finalize_size_functions): Declare.
11455 (find_placeholder_in_expr): Likewise.
11456 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11457 (substitute_placeholder_in_expr): Update comment.
11458 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11460 (copy_tree_body_r): Likewise.
11461 (copy_tree_body): New static function.
11462 (maybe_inline_call_in_expr): New global function.
11463 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11464 (maybe_inline_call_in_expr): Declare.
11465 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11466 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11469 2009-06-30 Richard Guenther <rguenther@suse.de>
11471 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11473 (propagate_necessity): Do not mark reaching defs of stores
11476 2009-06-30 Jan Hubicka <jh@suse.cz>
11478 * cfgloopanal.c (check_irred): Move into ...
11479 (mark_irreducible_loops): ... here; return true if ireducible
11481 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11482 (analyze_function): Try to prove loop finiteness.
11483 * cfgloop.h (mark_irreducible_loops): Update prototype.
11484 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11486 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11488 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11490 2009-06-30 Ira Rosen <irar@il.ibm.com>
11492 PR tree-optimization/40542
11493 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11496 2009-06-30 Martin Jambor <mjambor@suse.cz>
11498 PR tree-optimization/40582
11499 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11500 than useless_type_conversion_p.
11501 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11504 2009-06-30 Martin Jambor <mjambor@suse.cz>
11506 PR middle-end/40554
11507 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11509 2009-06-30 Richard Guenther <rguenther@suse.de>
11511 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11512 use ao_ref references.
11513 (walk_aliased_vdefs): Likewise.
11514 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11515 * tree-ssa-dce.c (struct ref_data): Remove.
11516 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11517 (mark_aliased_reaching_defs_necessary): Adjust.
11518 (mark_all_reaching_defs_necessary_1): Likewise.
11520 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11523 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11524 (emit_store_flag_1): Extract from emit_store_flag, adjust
11525 calls to (what now is) emit_cstore.
11526 (emit_store_flag): Call emit_store_flag_1 and also use it
11527 for what used to be recursive calls.
11529 2009-06-30 Wei Guozhi <carrot@google.com>
11532 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11533 if the target bb post dominates from bb.
11534 * config/i386/i386.c (memory_address_length): Check existence of base
11535 register before using it.
11537 2009-06-30 Nick Clifton <nickc@redhat.com>
11538 DJ Delorie <dj@redhat.com>
11540 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11541 __FMOVD_ENABLED__ is defined.
11543 (TARGET_FMOVD): Provide a default definition.
11544 (MASK_FMOVD): Likewise.
11545 (TARGET_CPU_CPP_BUILTINS): Define
11546 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11547 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11548 two fmov instructions depending upon whether TARGET_FMOVD is
11550 (split for DF load from memory into register): Also handle
11551 MEMs which consist of REG+DISP addressing.
11552 (split for DF store from register to memory): Likewise.
11553 * config/sh/sh.opt (mfmovd): Remove this switch.
11554 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11555 * config/sh/sh.c (sh_override_options): Do not automatically
11556 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11557 that to the -mfmovd command line switch.
11559 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11561 (fldi_ok): Always allow.
11562 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11564 2009-06-29 DJ Delorie <dj@redhat.com>
11566 * doc/install.texi (mep-x-elf): Correct chip's full name.
11568 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11570 * doc/extend.texi: Fix typo.
11572 2009-06-29 Tom Tromey <tromey@redhat.com>
11574 * dwarf2.h: Remove.
11575 * Makefile.in (DWARF2_H): New variable.
11576 (except.o): Use it.
11577 (dwarf2out.o): Likewise.
11578 (dwarf2asm.o): Likewise.
11579 * config/i386/t-i386: Use DWARF2_H.
11580 * except.c: Include elf/dwarf2.h.
11581 * unwind-dw2.c: Include elf/dwarf2.h.
11582 * dwarf2out.c: Include elf/dwarf2.h.
11583 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11584 <dtprel>: New field.
11585 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11586 (size_of_loc_descr): Likewise.
11587 (output_loc_operands_raw): Likewise.
11588 (output_loc_operands): Handle new dtprel field.
11589 (loc_checksum): Update.
11590 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11591 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11592 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11593 * dwarf2asm.c: Include elf/dwarf2.h.
11594 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11595 * config/mmix/mmix.c: Include elf/dwarf2.h.
11596 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11597 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11598 * config/sh/sh.c: Include elf/dwarf2.h.
11599 * config/i386/i386.c: Include elf/dwarf2.h.
11601 2009-06-29 DJ Delorie <dj@redhat.com>
11603 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11605 * doc/extend.texi: Add MeP attributes and pragmas.
11606 * doc/invoke.text: Add MeP Options.
11607 * doc/contrib.texi: Add MeP contribution.
11608 * doc/md.texi: Add MeP constraints.
11609 * doc/install.texi: Add MeP target.
11611 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11613 * target.h (struct gcc_target): Add frame_pointer_required field.
11614 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11615 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11616 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11618 * reload1.c (update_eliminables): (Ditto.).
11619 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11620 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11621 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11623 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11625 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11626 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11627 (arm_frame_pointer_required): New function.
11629 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11630 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11631 (avr_frame_pointer_required_p): Declare as static.
11632 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11634 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11635 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11636 (bfin_frame_pointer_required): Make as static, change return type
11638 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11640 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11641 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11642 (cris_frame_pointer_required): New function.
11644 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11646 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11647 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11648 (fr30_frame_pointer_required): New function.
11650 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11651 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11652 (frv_frame_pointer_required): Make as static, change return type
11654 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11656 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11657 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11658 (ix86_frame_pointer_required): Make as static, change return type to
11660 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11662 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11663 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11665 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11667 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11669 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11671 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11672 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11673 (mips_frame_pointer_required): Make as static.
11674 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11676 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11677 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11678 (mmix_frame_pointer_required): Mew function.
11680 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11681 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11683 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11685 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11687 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11689 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11690 (CAN_ELIMINATE): Redefine.
11691 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11692 (sparc_frame_pointer_required): New function.
11693 (sparc_can_eliminate): New function.
11694 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11696 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11697 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11699 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11700 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11701 (xtensa_frame_pointer_required): Make as static, change return type
11703 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11706 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11708 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11709 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11710 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11711 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11712 (register_callback): Handle PLUGIN_START_UNIT.
11713 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11715 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11717 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11719 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11720 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11722 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11724 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11727 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11729 * doc/extend.texi (Additional Floating Types): __float128 is also
11730 supported on i386 targets.
11732 2009-06-29 Richard Guenther <rguenther@suse.de>
11734 PR middle-end/14187
11735 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11737 (pt_solutions_same_restrict_base): Declare.
11738 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11740 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11741 (make_constraint_from, make_copy_constraint): Move earlier.
11742 (make_constraint_from_heapvar): New function.
11743 (make_constraint_from_restrict): Likewise.
11744 (handle_lhs_call): Use it.
11745 (find_func_aliases): Use it to track conversions to restrict
11746 qualified pointers.
11747 (struct fieldoff): Add only_restrict_pointers flag.
11748 (push_fields_onto_fieldstack): Initialize it.
11749 (create_variable_info_for): Track global restrict qualified pointers.
11750 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11751 Track restrict qualified pointer arguments.
11752 (set_uids_in_ptset): Use varinfo is_global_var flag.
11753 (find_what_var_points_to): Set the vars_contains_restrict flag.
11754 Always create the points-to solution for sets including restrict tags.
11755 (pt_solutions_same_restrict_base): New function.
11756 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11757 qualified pointers use pt_solutions_same_restrict_base as
11758 additional source for disambiguation.
11760 2009-06-29 Richard Guenther <rguenther@suse.de>
11762 PR middle-end/38212
11763 * alias.c (find_base_decl): Remove.
11764 (get_deref_alias_set_1): Remove restrict handling.
11765 * c-common.c (c_apply_type_quals_to_decl): Do not set
11766 DECL_POINTER_ALIAS_SET.
11767 * gimplify.c (find_single_pointer_decl_1): Remove.
11768 (find_single_pointer_decl): Likewise.
11769 (internal_get_tmp_var): Remove restrict handling.
11770 (gimple_regimplify_operands): Likewise.
11771 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11772 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11773 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11774 * tree.c (restrict_base_for_decl): Remove.
11775 (init_ttree): Do not allocate it.
11776 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11777 LABEL_DECL_UID for label decls.
11778 (copy_node_stat): Do not copy restrict information.
11779 (decl_restrict_base_lookup): Remove.
11780 (decl_restrict_base_insert): Likewise.
11781 (print_restrict_base_statistics): Likewise.
11782 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11783 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11784 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11785 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11786 (LABEL_DECL_UID): Adjust.
11787 (DECL_BASED_ON_RESTRICT_P): Remove.
11788 (DECL_GET_RESTRICT_BASE): Likewise.
11789 (SET_DECL_RESTRICT_BASE): Likewise.
11790 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11792 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11793 instead of DECL_POINTER_ALIAS_SET.
11794 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11795 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11796 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11798 2009-06-29 Richard Guenther <rguenther@suse.de>
11800 PR tree-optimization/40579
11801 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11802 the IL to simplify has constants that overflowed.
11804 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11806 PR tree-optimization/40550
11807 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11808 vector_compute_type only when the size of vector_compute_type is
11809 less than the size of type.
11811 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11813 * fold-const.c (contains_label_1): Fix comments.
11814 (contains_label_p): Do not walk trees multiple time.
11816 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11818 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11819 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11820 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11821 ix86_fp_comparison_operator.
11822 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11823 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11824 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11825 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11826 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11827 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11828 (related splits): Change predicate to ix86_fp_comparison_operator.
11829 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11830 instead of ix86_fp_comparison_codes.
11831 (ix86_trivial_fp_comparison_operator,
11832 ix86_fp_comparison_operator): New.
11833 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11834 (ix86_expand_compare): Eliminate last two parameters.
11835 (ix86_fp_jump_nontrivial_p): Kill.
11836 * config/i386/i386.c (put_condition_code): Eliminate call to
11837 ix86_fp_comparison_codes and subsequent assertion.
11838 (ix86_fp_comparison_codes): Eliminate.
11839 (ix86_fp_swap_condition): New.
11840 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11841 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11842 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11843 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11844 and ix86_fp_swap_condition.
11845 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11846 Use ix86_fp_comparison_strategy.
11847 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11848 (ix86_fp_jump_nontrivial_p): Eliminate.
11849 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11850 call to ix86_expand_compare.
11851 (ix86_split_fp_branch, ix86_expand_setcc,
11852 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11853 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11855 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11857 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11858 related to jump_clobbers.
11859 * config/arm/arm.md (conds): Remove jump_clob case.
11860 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11861 splits): Change comparison_operator to arm_comparison_operator.
11862 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11865 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11867 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11868 condition for floating point modes.
11869 * expmed.c (emit_store_flag_1): Move here a bigger part
11870 of emit_store_flag.
11871 (emit_store_flag): Try swapping the condition for floating point
11873 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11875 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11877 * expr.c (expand_expr_real_1): Just use do_store_flag.
11878 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11879 emit_store_flag_force.
11880 * expmed.c (emit_store_flag_force): Copy here trick
11881 previously in expand_expr_real_1. Try reversing the comparison.
11882 (emit_store_flag_1): Work if target is NULL.
11883 (emit_store_flag): Work if target is NULL, using the result mode
11884 from the comparison. Use split_comparison, restructure final part
11885 to simplify conditionals.
11887 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11889 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11890 * dojump.c (do_jump): Change handling of floating-point
11891 ops to use just do_compare_and_jump.
11892 (split_comparison): New.
11893 (do_compare_rtx_and_jump): Add here logic coming previously
11894 in do_jump, using split_comparison.
11896 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11899 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11901 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11903 * tree-ssa-alias.c: Fix unintentional commit.
11905 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11907 * passes.c (execute_one_pass): Fix unintentional commit.
11909 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11911 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11912 (df_rd_local_compute, df_md_local_compute): Inline them.
11914 (df_md_scratch): New.
11915 (df_md_alloc, df_md_free): Allocate/free it.
11916 (df_md_local_compute): Only include live registers in init.
11917 (df_md_transfer_function): Prune the in-set computed by
11918 the confluence function, and the gen-set too.
11920 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11922 PR rtl-optimization/26854
11923 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11924 * df-problems.c (df_rd_add_problem): Fix comment.
11925 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11926 df_md_simulate_artificial_defs_at_top,
11927 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11928 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11929 df_md_transfer_function, df_md_init, df_md_confluence_0,
11930 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11931 problem_MD, df_md_add_problem): New.
11932 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11933 df_md_get_bb_info): New.
11934 (DF_LAST_PROBLEM_PLUS1): Adjust.
11936 * Makefile.in (fwprop.o): Include domwalk.h.
11937 * fwprop.c: Include domwalk.h.
11938 (reg_defs, reg_defs_stack): New.
11939 (bitmap_only_bit_between): Remove.
11940 (process_defs): New.
11941 (process_uses): Use reg_defs and local_md instead of
11942 bitmap_only_bit_between and local_rd.
11943 (single_def_use_enter_block): New, from build_single_def_use_links.
11944 (single_def_use_leave_block): New.
11945 (build_single_def_use_links): Remove code moved to
11946 single_def_use_enter_block, invoke domwalk.
11947 (use_killed_between): Adjust comment.
11949 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11951 * bitmap.h (bitmap_ior_and_into): New.
11952 * bitmap.c (bitmap_ior_and_into): New.
11954 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11956 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11957 before_dom_children_before_stmts and after_dom_children_after_stmts.
11958 Rename the two remaining callbacks to just before_dom_children and
11959 after_dom_children. Remove other GIMPLE statement walking bits.
11960 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11961 * graphite.c: Do not include domwalk.h.
11962 * tree-into-ssa.c (interesting_blocks): New global.
11963 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11964 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11965 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11966 now that they're not domwalk callbacks.
11967 (rewrite_initialize_block): Rename to...
11968 (rewrite_enter_block): ... this, place after called functions. Test
11969 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11970 (rewrite_finalize_block): Rename to...
11971 (rewrite_leave_block): ... this, place after called functions.
11972 (rewrite_update_init_block): Rename to...
11973 (rewrite_update_enter_block): ... this, place after called functions.
11974 Test interesting_blocks, call rewrite_update_stmt and
11975 rewrite_update_phi_arguments.
11976 (rewrite_update_fini_block): Rename to...
11977 (rewrite_leave_block): ... this, place after called functions.
11978 (rewrite_blocks): Remove last argument, simplify initialization of
11980 (mark_def_sites_initialize_block): Rename to...
11981 (mark_def_sites_block): ... this, call mark_def_sites.
11982 (mark_def_sites_blocks): Remove argument, simplify initialization of
11984 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11985 (update_ssa): Likewise.
11986 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11988 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11989 (dom_opt_initialize_block): Rename to...
11990 (dom_opt_enter_block): ... this, place after called functions. Walk
11991 statements here, inline propagate_to_outgoing_edges.
11992 (dom_opt_finalize_block): Rename to...
11993 (dom_opt_leave_block): ... this, place after called functions.
11994 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11996 (dse_enter_block, dse_record_phi): New.
11997 (dse_record_phis): Delete.
11998 (dse_finalize_block): Rename to...
11999 (dse_leave_block): ... this.
12000 (tree_ssa_dse): Simplify initialization of walk_data.
12001 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12002 Adjust initialization of walk_data.
12003 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12004 * tree-ssa-loop-phiopt.c (get_non_trapping):
12005 Adjust initialization of walk_data.
12006 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12007 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12008 it's not a domwalk callback.
12009 (uncprop_initialize_block): Rename to...
12010 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12011 (dse_finalize_block): Rename to...
12012 (dse_leave_block): ... this.
12013 (tree_ssa_uncprop): Simplify initialization of walk_data.
12014 * Makefile.in: Adjust dependencies.
12016 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12018 * arm.md (casesi): Fix test for Thumb1.
12019 (thumb1_casesi_internal_pic): Likewise.
12020 (thumb1_casesi_dispatch): Likewise.
12022 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12024 * config/arm/arm-cores.def: Added core cortex-m0.
12025 * config/arm/arm-tune.md: Regenerated.
12026 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12028 2009-06-26 DJ Delorie <dj@redhat.com>
12030 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12032 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12033 the scheduler doesn't tag jump insns.
12035 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12037 * c-decl.c (merge_decls): Re-indent.
12039 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12042 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12043 Special-case decimal float constants.
12045 2009-06-26 Richard Henderson <rth@redhat.com>
12047 * function.h (struct function): Add cannot_be_copied_reason,
12048 and cannot_be_copied_set.
12049 * tree-inline.c (has_label_address_in_static_1): Rename from
12050 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12051 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12052 don't set inline_forbidden_reason.
12053 (copy_forbidden): New function, split out of inline_forbidden_p.
12054 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12055 (inline_forbidden_p): Use copy_forbidden.
12056 (tree_versionable_function_p): Likewise.
12057 (inlinable_function_p): Merge into tree_inlinable_function_p.
12058 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12059 * ipa-cp.c (ipcp_versionable_function_p): New function.
12060 (ipcp_cloning_candidate_p): Use it.
12061 (ipcp_node_modifiable_p): Likewise.
12063 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12065 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12066 that is marked not to be inlined. Remove flag_mudflap use.
12067 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12068 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12070 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12073 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12074 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12076 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12078 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12080 (__mingwthr_remove_key_dtor): Likewise.
12082 2009-06-26 Richard Guenther <rguenther@suse.de>
12084 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12086 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12088 PR middle-end/40525
12089 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12090 try the non-cond_exec path also.
12092 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12095 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12096 (output_cbranch): Use new functions.
12097 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12100 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12101 Pat Haugen <pthaugen@us.ibm.com>
12102 Revital Eres <ERES@il.ibm.com>
12104 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12105 for %c error. Add %x support to print VSX registers as a unified
12106 register set, instead of separate float and altivec registers.
12107 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12108 %y case, and add support for VSX pre-modify addresses.
12109 (output_toc): Add assert for CONST containing an integer constant
12111 (rs6000_adjust_cost): Add POWER7 support.
12112 (insn_must_be_first_in_group): Ditto.
12113 (insn_must_be_last_in_group): Ditto.
12114 (rs6000_emit_popcount): Ditto.
12115 (rs6000_vector_mode_supported_p): Ditto.
12117 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12118 Change some of the functions called by macros to being called
12119 through a pointer, so debug functions can be inserted if
12120 -mdebug=addr or -mdebug=cost.
12121 (rs6000_preferred_reload_class_ptr): Ditto.
12122 (rs6000_secondary_reload_class_ptr): Ditto.
12123 (rs6000_secondary_memory_needed_ptr): Ditto.
12124 (rs6000_cannot_change_mode_class_ptr): Ditto.
12125 (rs6000_secondary_reload_inner): Ditto.
12126 (rs6000_legitimize_reload_address): Ditto.
12127 (rs6000_legitimize_reload_address_ptr): Ditto.
12128 (rs6000_mode_dependent_address): Ditto.
12129 (rs6000_mode_dependent_address_ptr): Ditto.
12131 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12132 function to return true if the mode allows reg + integer
12134 (virtual_stack_registers_memory_p): New function to return true if
12135 the address refers to a virtual stack register.
12136 (rs6000_legitimate_offset_address_p): Move code to say whether a
12137 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12139 (rs6000_legitimate_address_p): Add checks for modes that only can
12140 do reg+reg addressing. Start adding VSX support.
12141 (rs6000_legitimize_reload_address): Ditto.
12142 (rs6000_legitimize_address): Ditto.
12143 (rs6000_debug_legitimate_address_p): New debug functions for
12144 -mdebug=addr and -mdebug=cost.
12145 (rs6000_debug_rtx_costs): Ditto.
12146 (rs6000_debug_address_costs): Ditto.
12147 (rs6000_debug_adjust_cost): Ditto.
12148 (rs6000_debug_legitimize_address): Ditto.
12149 (rs6000_legitimize_reload_address_ptr): Point to call normal
12150 function or debug function. Make functions called via pointer
12152 (rs6000_mode_dependent_address_ptr): Ditto.
12153 (rs6000_secondary_reload_class_ptr): Ditto.
12154 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12155 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12156 into a friendlier error.
12157 (rs6000_init_builtins): Add initial VSX support.
12158 (rs6000_adjust_cost): Fix some spacing issues.
12160 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12161 (REG_CLASS_NAMES): Ditto.
12162 (REG_CLASS_CONTENTS): Ditto.
12163 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12164 pointer, to add -mdebug=addr support.
12165 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12166 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12167 -mdebug=addr support.
12168 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12169 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12170 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12172 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12174 (bswapsi*): Set attribute types for load/store. Add combiner
12175 patterns to eliminate zero extend on 64-bit.
12176 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12177 stdbrx if the hardware supports those instructions.
12179 2009-06-25 Ian Lance Taylor <iant@google.com>
12181 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12182 (Link Options): Document -static-libstdc++.
12184 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12187 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12188 DATA_ALIGNMENT instead.
12190 2009-06-25 Richard Guenther <rguenther@suse.de>
12192 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12193 indirect references against the callused/escaped solutions.
12194 (call_may_clobber_ref_p_1): Likewise.
12196 2009-06-25 Martin Jambor <mjambor@suse.cz>
12198 PR tree-optimization/40493
12199 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12200 (enum unscalarized_data_handling): New type.
12201 (handle_unscalarized_data_in_subtree): Return what has been done.
12202 (load_assign_lhs_subreplacements): Handle left flushes differently.
12203 (sra_modify_assign): Use unscalarized_data_handling, simplified
12204 condition determining whether to remove the statement.
12206 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12208 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12209 excerpt - @ should be doubled for texinfo.
12211 2009-06-24 Ian Lance Taylor <iant@google.com>
12213 * config/arc/arc.c: Include "df.h".
12214 (arc_attribute_table): Make static. Move higher in file.
12215 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12216 (output_shift): Initialize n later to avoid warning.
12217 * config/arm/arm.c (arm_attribute_table): Make static. Move
12219 * config/avr/avr.c (avr_attribute_table): Make static. Move
12221 (reg_class_tab): Change array type from int to enum reg_class.
12222 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12224 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12225 (lshrhi3_out): Likewise.
12226 (class_likely_spilled_p): Change return type to bool.
12227 (avr_rtx_costs): Use local code variable with enum type.
12228 * config/avr/avr.md (movmemhi): Use add_reg_note.
12229 (andhi3, andsi3): Don't use AS2 with "and".
12230 (iorhi3, iorsi3): Don't use AS2 with "or".
12231 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12232 * config/crx/crx.c: Include "df.h".
12233 (crx_attribute_table): Make static.
12234 * config/m32r/m32r.c: Include "df.h".
12235 (m32r_attribute_table): Make static. Move higher in file.
12236 (pop): Use add_reg_note.
12237 (block_move_call): Change 0 to LCT_NORMAL in function call.
12238 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12239 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12240 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12241 declare, not just when TREE_CODE is defined.
12242 * config/m68hc11/m68hc11.c: Include "expr.h".
12243 (m68hc11_attribute_table): Make static. Move higher in file.
12244 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12246 (m68hc11_register_indirect_p): Likewise.
12247 (m68hc11_function_arg_padding): Change return type to enum
12249 (emit_move_after_reload): Use add_reg_note.
12250 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12251 (m68hc11_split_logical): Likewise.
12252 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12254 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12255 to VOIDmode in function call.
12256 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12258 (m68hc11_split_logical): Update declaration.
12259 (m68hc11_function_arg_padding): Update declaration.
12260 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12261 to array of enum reg_class.
12262 (mcore_attribute_table): Make static. Move higher in file.
12263 (mcore_rtx_costs): Add cast to enum type.
12264 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12265 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12266 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12268 * config/sh/predicates.md (trapping_target_operand): Rename and to
12270 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12272 * config/spu/spu.c (spu_attribute_table): Make static. Move
12274 * config/v850/v850.c (v850_attribute_table): Make static. Move
12276 (v850_rtx_costs): Use local code with enum type.
12277 (expand_epilogue): Add cast.
12278 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12280 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12283 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12284 -m2a-single-only and -m2a-nofpu.
12285 * config/sh/sh.opt: Document m2a generates FPU code.
12287 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12289 * defaults.h (CAN_ELIMINATE): Provide default.
12290 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12291 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12292 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12293 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12294 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12295 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12296 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12297 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12298 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12299 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12301 2009-06-24 DJ Delorie <dj@redhat.com>
12303 * mep-ext-cop.cpu: Fix copyright notice.
12304 * mep-default: Fix copyright notice.
12305 * mep-core: Fix copyright notice.
12306 * mep: Fix copyright notice.
12307 * mep-ivc2: Fix copyright notice.
12308 * mep-c5: Fix copyright notice.
12310 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12312 * doc/contrib.texi (Contributors):
12314 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12316 PR middle-end/40501
12317 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12318 src and dst operands if necessary.
12320 2009-06-23 DJ Delorie <dj@redhat.com>
12323 * config.gcc: Add mep support.
12324 * recog.c: Resurrect validate_replace_rtx_subexp().
12325 * recog.h: Likewise.
12326 * config/mep/: Add new port:
12327 * config/mep/constraints.md: New file.
12328 * config/mep/default.h: New file.
12329 * config/mep/intrinsics.h: New file.
12330 * config/mep/intrinsics.md: New file.
12331 * config/mep/ivc2-template.h: New file.
12332 * config/mep/mep-c5.cpu: New file.
12333 * config/mep/mep-core.cpu: New file.
12334 * config/mep/mep-default.cpu: New file.
12335 * config/mep/mep-ext-cop.cpu: New file.
12336 * config/mep/mep-intrin.h: New file.
12337 * config/mep/mep-ivc2.cpu: New file.
12338 * config/mep/mep-lib1.asm: New file.
12339 * config/mep/mep-lib2.c: New file.
12340 * config/mep/mep-pragma.c: New file.
12341 * config/mep/mep-protos.h: New file.
12342 * config/mep/mep-tramp.c: New file.
12343 * config/mep/mep.c: New file.
12344 * config/mep/mep.cpu: New file.
12345 * config/mep/mep.h: New file.
12346 * config/mep/mep.md: New file.
12347 * config/mep/mep.opt: New file.
12348 * config/mep/predicates.md: New file.
12349 * config/mep/t-mep: New file.
12351 2009-06-23 Ian Lance Taylor <iant@google.com>
12353 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12354 from loose_warn into c_loose_warn and from strict_warn into
12355 c_strict_warn. Set and substitute warn_cxxflags. Check for
12356 --enable-build-with-cxx. Set and substitute
12357 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12358 * Makefile.in (CXXFLAGS): New variable.
12359 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12360 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12361 the default is the same as $(STRICT_WARN).
12362 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12363 (CXX): New variable.
12364 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12365 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12366 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12367 (HOST_LIBS): New variable.
12368 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12369 (ALL_CXXFLAGS): New variable.
12370 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12371 * doc/install.texi (Configuration): Document
12372 --enable-build-with-cxx, --with-stage1-ldflags,
12373 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12374 * configure: Rebuild.
12376 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12378 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12379 from previous commit.
12381 2009-06-23 Ian Lance Taylor <iant@google.com>
12383 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12385 2009-06-23 Ian Lance Taylor <iant@google.com>
12387 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12388 with ATTRIBUTE_UNUSED.
12390 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12391 Pat Haugen <pthaugen@us.ibm.com>
12392 Revital Eres <eres@il.ibm.com>
12394 * config.in (HAVE_AS_POPCNTD): Add default definition.
12395 (HAVE_AS_LWSYNC): Ditto.
12397 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12399 (gcc_cv_as_powerpc_cmpb): Ditto.
12400 (gcc_cv_as_powerpc_dfp): Ditto.
12401 (gcc_cv_as_powerpc_vsx): Ditto.
12402 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12403 supporting the popcntd/lwsync instructions.
12404 (gcc_cv_as_powerpc_lwsync): Ditto.
12405 * configure: Regenerate.
12407 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12408 -mcpu=native and -mcpu=power7.
12409 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12411 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12412 a variable instead of a mask to reduce the number of mask bits.
12413 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12414 (-mbit-word): Ditto.
12415 (-mregnames): Ditto.
12416 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12417 (-mfused-madd): Ditto.
12419 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12421 (-mvsx): New switch for VSX instructions.
12422 (-misel): Move from a variable to a mask to allow it to be set by
12425 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12426 function declaration to an array declaration.
12427 (rs6000_hard_regno_nregs): New external array declaration.
12429 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12430 files included by rs6000.md.
12432 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12433 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12435 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12437 (rs6000_debug_reg): New -mdebug= variables.
12438 (rs6000_debug_addr): Ditto.
12439 (rs6000_debug_cost): Ditto.
12440 (rs6000_pmode): New variable to hold Pmode.
12441 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12442 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12443 calculated at compiler start.
12444 (rs6000_hard_regno_nregs): Change function to an array which holds
12445 HARD_REGNO_NREGS calculated at compiler start.
12446 (rs6000_explicit_options): Delete isel field.
12447 (rs6000_vector_unit): New array to hold which vector unit
12448 supports arithmetic options for a given type.
12449 (rs6000_vector_mem): New array to hold which vector unit supports
12450 memory reference operations for a given type.
12451 (rs6000_vector_align): New array to given the alignment of each
12453 (power7_cost): New basic costs for power7.
12454 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12455 (rs6000_hard_regno_nregs_internal): New function, moved from
12456 HARD_REGNO_NREGS, to calculate the number of registers each hard
12457 register takes for each type.
12458 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12459 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12460 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12461 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12462 unit information here so it is calculated once at compiler startup
12464 (rs6000_override_options): Make -misel a target mask. Add more
12465 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12466 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12468 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12469 (rs6000_handle_option): Move -misel from variable to target mask.
12470 (rs6000_builtin_mask_for_load): Add VSX support.
12471 (rs6000_conditional_register_usage): Ditto.
12472 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12473 (function_arg_boundary): Ditto.
12474 (rs6000_expand_builtin): Ditto.
12475 (def_builtin): Make abort message a little friendlier.
12476 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12478 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12479 assembler support the popcntd instruction instead of a vsx
12480 instruction to enable power7 support.
12481 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12482 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12483 option to the assembler if -mcpu=native.
12484 (ASM_CPU_NATIVE_SPEC): Ditto.
12485 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12487 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12488 the lwsync instruction.
12489 (enum processor_type): Add PROCESSOR_POWER7.
12490 (rs6000_debug_reg): New -mdebug= options.
12491 (rs6000_debug_addr): Ditto.
12492 (rs6000_debug_cost): Ditto.
12493 (rs6000_isel): Delete.
12494 (enum rs6000_vector): New enum to say what vector unit we have.
12495 (VECTOR_UNIT_*): New macros to say which vector unit has
12496 arithmetic operations for a given type.
12497 (VECTOR_MEM_*): New macros to say which vector unit has memory
12498 operations for a given type.
12499 (TARGET_LDBRX): Whether the machine supports the ldbrx
12501 (TARGET_ISEL): Delete, -misel moved to be a mask.
12502 (TARGET_ISEL64): New macro for 64-bit isel support.
12503 (UNITS_PER_VSX_WORD): New macro.
12504 (POINTER_SIZE): Move to be an external variable, rather than
12505 calculating whether we are generating 32 ot 64-bit code.
12507 (STACK_BOUNDARY): Add VSX support.
12508 (LOCAL_ALIGNMENT): Ditto.
12509 (SLOW_UNALIGNED_ACCESS): Ditto.
12510 (VSX_REGNO_P): New macro for VSX support.
12511 (VFLOAT_REGNO_P): Ditto.
12512 (VINT_REGNO_P): Ditto.
12513 (VLOGICAL_REGNO_P): Ditto.
12514 (VSX_VECTOR_MODE): Ditto.
12515 (VSX_SCALAR_MODE): Ditto.
12517 (VSX_MOVE_MODE): Ditto.
12518 (VSX_REG_CLASS_P): Ditto.
12519 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12521 (UNITS_PER_SIMD_WORD): Add VSX support.
12522 (MODES_TIEABLE_P): Ditto.
12523 (STARTING_FRAME_OFFSET): Ditto.
12524 (STACK_DYNAMIC_OFFSET): Ditto.
12525 (EPILOGUE_USES): Ditto.
12526 (REGNO_REG_CLASS): Move to array lookup.
12527 (CLASS_MAX_NREGS): Ditto.
12528 (rs6000_vector_reg_class): Add declaration.
12529 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12530 overlap with the floating point and Altivec registers.
12532 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12534 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12535 give the appropriate asm switches if -mcpu=native.
12536 (host_detect_local_cpu): Add support for "asm".
12537 (host_detect_local_cpu): Follow GNU code guidelines for name.
12539 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12540 -mbit-word to a variable instead of being a target mask.
12542 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12543 emit the lwsync instruction instead of emitting the instruction as
12544 an integer constant.
12546 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12547 fixuns_trundfsi2, move expander into rs6000.md.
12549 * config/rs6000/rs6000.md (cpu): Add power7.
12550 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12551 (logical predicate patterns): Change the single instruction
12552 primitives that set CR0 to be fast_compare instead of compare.
12554 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12555 (popcntddi2): Ditto.
12556 (popcount<mode>): Ditto.
12557 (floating multiply/add insns): Name the floating point
12558 multiply/add insns.
12559 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12560 (isel_unsigned_<mode>): Ditto.
12561 (fixuns_trundfsi2): Move expander here from spe.md.
12562 (smindi3): Define if we have -misel on 64-bit systems.
12567 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12569 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12571 * config/avr/avr.c (avr_current_device): New variable.
12572 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12573 (avr_arch, mcu_type_s): Move to avr.h.
12574 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12575 default_data_section_start fields.
12576 (avr_arch): Moved from avr.c.
12577 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12578 library_name fields.
12579 (avr_current_device, avr_mcu_types, avr_arch_types,
12580 avr_device_to_arch, avr_device_to_data_start,
12581 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12582 (EXTRA_SPEC_FUNCTIONS): Define.
12583 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12584 options mapping. Use device_to_arch and device_to_data_start insted.
12585 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12586 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12587 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12588 * config/avr/driver-avr.c: New file.
12589 * config/avr/avr-devices.c: New file.
12591 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12593 * var-tracking.c (unshare_variable): Force initialized to
12594 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12595 (set_variable_part): Likewise.
12596 (struct variable_union_info): Remove pos_src field.
12597 (vui_vec, vui_allocated): New variables.
12598 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12599 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12600 == 1 use a simpler sorting algorithm. Compute pos field right
12601 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12602 Avoid quadratic comparison if !flag_var_tracking_uninit.
12603 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12604 unshare_variable unconditionally.
12605 (dataflow_set_different_2): Removed.
12606 (dataflow_set_different): Don't traverse second hash table.
12607 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12608 unconditionally to var_reg_set or var_mem_set.
12609 (emit_notes_in_bb): Likewise.
12610 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12612 (emit_note_insn_var_location): Don't set initialized to
12613 VAR_INIT_STATUS_INITIALIZED early.
12614 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12616 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12618 * tree-object-size.c (addr_object_size): Instead of checking
12619 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12620 are no FIELD_DECLs following it.
12622 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12624 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12625 order to match bswaps with signed source operands.
12627 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12629 * sdbout.c (sdbout_one_type): Fix braces in switch.
12631 2009-06-23 Richard Guenther <rguenther@suse.de>
12633 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12635 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12636 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12637 var_callused, callused_tree, var_storedanything, storedanything_tree,
12638 var_integer, integer_tree): Remove global variables.
12639 (new_var_info): Do not pass new id, append the new var to the
12640 global variable vector.
12641 (do_ds_constraint): Use is_global_var member of the variable-info.
12642 (new_scalar_tmp_constraint_exp): Adjust.
12643 (create_function_info_for): Likewise.
12644 (create_variable_info_for): Likewise.
12645 (find_what_var_points_to): Remove dead code.
12646 (init_base_vars): Simplify.
12647 (compute_points_to_sets): Adjust.
12649 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12651 * combine.c (try_combine): Dump information about the insns we're
12654 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12656 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12657 check when calling force_to_mode on TRUNCATE's operand.
12659 2009-06-22 Ian Lance Taylor <iant@google.com>
12661 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12663 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12665 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12667 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12669 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12670 override library linkage flags such as -static-libgcc or
12673 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12675 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12677 2009-06-22 Ian Lance Taylor <iant@google.com>
12679 * config/linux.opt: Put mglibc ahead of muclibc.
12681 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12682 for duplicate decls.
12684 2009-06-22 Matthias Klose <doko@ubuntu.com>
12686 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12688 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12691 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12692 instead of NULL if a parser error occurs.
12694 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12696 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12697 non-DWARF2_DEBUGGING_INFO version.
12699 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12701 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12702 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12704 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12705 (LIBGCC2_TF_CEXT): Define.
12708 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12711 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12713 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12715 * config/arm/arm.c (arm_override_options): Disable
12716 -mcaller-super-interworking and -mcallee-super-interworking.
12717 * doc/invoke.texi (ARM Options): Document this.
12719 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12721 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12722 * config/arm/constraints.md (j): New constraint for movw operands.
12723 (N): Remove thumb2 meaning.
12724 * config/arm/arm.md (*arm_movw): Delete.
12725 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12726 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12727 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12729 2009-06-22 Martin Jambor <mjambor@suse.cz>
12731 PR tree-optimization/40492
12732 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12733 build_ref_for_offset.
12735 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12737 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12738 JUMP_TABLE_DATA_P predicates where applicable.
12739 * auto-inc-dec.c: Ditto.
12740 * builtins.c: Ditto.
12741 * caller-save.c: Ditto.
12743 * cfgcleanup.c: Ditto.
12744 * cfglayout.c: Ditto.
12746 * combine.c: Ditto.
12747 * combine-stack-adj.c: Ditto.
12751 * df-scan.c: Ditto.
12753 * dwarf2asm.c: Ditto.
12754 * dwarf2out.c: Ditto.
12755 * emit-rtl.c: Ditto.
12761 * function.c: Ditto.
12764 * genpreds.c: Ditto.
12765 * genrecog.c: Ditto.
12767 * ira-costs.c: Ditto.
12768 * ira-lives.c: Ditto.
12770 * loop-iv.c: Ditto.
12771 * lower-subreg.c: Ditto.
12772 * modulo-sched.c: Ditto.
12774 * postreload.c: Ditto.
12775 * print-rtl.c: Ditto.
12777 * reginfo.c: Ditto.
12778 * regmove.c: Ditto.
12779 * reload1.c: Ditto.
12782 * rtlanal.c: Ditto.
12784 * sched-vis.c: Ditto.
12786 * sel-sched-ir.c: Ditto.
12787 * simplify-rtx.c: Ditto.
12788 * targhooks.c: Ditto.
12789 * var-tracking.c: Ditto.
12790 * vmsdbgout.c: Ditto.
12792 2009-06-22 Matthias Klose <doko@ubuntu.com>
12794 * Makefile.in (install-plugin): Always use DESTDIR.
12796 2009-06-22 Olivier Hainque <hainque@adacore.com>
12798 * config/pa/pa.c (output_call): Don't optimize post call jumps
12799 into return address adjustments if the call may throw.
12801 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12803 * arm.c (thumb1_output_casesi): New function.
12804 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12805 optimizing for size or PIC.
12806 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12807 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12808 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12809 (thumb1_casesi_internal_pic): New expand rule.
12810 (thumb1_casesi_dispatch): New pattern.
12811 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12813 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12814 in the text seciton when PIC or optimizing for size.
12815 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12816 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12817 preservation properties of code.
12818 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12819 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12820 (__gnu_thumb1_case_si): New function.
12821 * t-arm (LIB1ASMSRC): Define here.
12822 (LIB1ASMFUNCS): Add some common functions.
12823 * t-arm-elf (LIB1ASMSRC): Delete.
12824 (LIB1ASMFUNCS): Append to existing set.
12825 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12826 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12827 * t-symbian (LIB1ASMFUNCS): Likewise.
12828 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12829 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12831 2009-06-21 Richard Guenther <rguenther@suse.de>
12833 PR tree-optimization/38729
12834 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12835 to loops with a single exit if -fno-expensive-optimizations.
12837 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12839 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12840 (dataflow_set): Change vars type from htab_t to shared_hash.
12841 (shared_hash_pool, empty_shared_hash): New variables.
12842 (vars_clear): Removed.
12843 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12844 shared_hash_find_slot_unshare, shared_hash_find_slot,
12845 shared_hash_find_slot_noinsert, shared_hash_find): New
12847 (shared_hash_unshare, shared_hash_destroy): New functions.
12848 (unshare_variable): Unshare set->vars if shared, use
12850 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12851 (get_init_value, find_src_set_src, dump_dataflow_set,
12852 clobber_variable_part, emit_notes_for_differences): Use
12854 (dataflow_set_init): Remove second argument, set vars to
12855 empty_shared_hash instead of creating a new htab.
12856 (dataflow_set_clear): Call shared_hash_destroy and set vars
12857 to empty_shared_hash instead of calling vars_clear.
12858 (dataflow_set_copy): Don't call vars_copy, instead just share
12859 the src htab with dst.
12860 (variable_union): Use shared_hash_*, use initially NO_INSERT
12861 lookup if set->vars is shared. Don't keep slot cleared before
12862 calling unshare_variable. Unshare set->vars if needed.
12863 Even ->refcount == 1 vars must be unshared if set->vars is shared
12864 and var needs to be modified.
12865 (variable_canonicalize): New function.
12866 (dataflow_set_union): If dst->vars is empty, just share src->vars
12867 with dst->vars and traverse with variable_canonicalize to canonicalize
12868 and unshare what is needed.
12869 (dataflow_set_different): If old_set and new_set use the same shared
12870 htab, they aren't different. If number of htab elements is different,
12871 htabs are different. Use shared_hash_*.
12872 (dataflow_set_destroy): Call shared_hash_destroy instead of
12874 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12875 second argument to dataflow_set_init.
12876 (vt_initialize): Likewise. Initialize shared_hash_pool and
12877 empty_shared_hash, move bb in/out initialization afterwards.
12878 Use variable_htab_free instead of NULL as changed_variables del hook.
12879 (variable_was_changed): Change type of second argument to pointer to
12880 dataflow_set. When inserting var into changed_variables, bump
12881 refcount. Unshare set->vars if set is shared htab and slot needs to
12883 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12884 lookup if set->vars is shared. Unshare set->vars if needed.
12885 Even ->refcount == 1 vars must be unshared if set->vars is shared
12886 and var needs to be modified. Adjust variable_was_changed caller.
12887 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12888 vars must be unshared if set->vars is shared and var needs to be
12889 modified. Adjust variable_was_changed caller.
12890 (emit_note_insn_var_location): Don't pool_free var.
12891 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12893 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12894 free_alloc_pool on shared_hash_pool.
12896 2009-06-20 Anthony Green <green@moxielogic.com>
12898 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12899 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12901 2009-06-20 Richard Guenther <rguenther@suse.de>
12903 * tree-ssa-structalias.c (find_func_aliases): For memset use
12904 a constraint from NULL if we memset to zero.
12905 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12906 we explicitly handle that do not read from memory.
12907 (call_may_clobber_ref_p_1): Properly handle builtins that may
12910 2009-06-20 Richard Guenther <rguenther@suse.de>
12912 PR tree-optimization/40495
12913 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12914 (new_scalar_tmp_constraint_exp): New function.
12915 (process_constraint): Do not create temporary decls.
12916 (process_all_all_constraints): Likewise.
12917 (handle_const_call): Likewise.
12918 (create_function_info_for): Do not set decl.
12920 2009-06-19 Ian Lance Taylor <iant@google.com>
12922 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12923 (rs6000_attribute_table): Make static; move before use.
12925 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12927 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12928 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12929 Propagate the TREE_READONLY flag without overwriting it.
12930 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12931 Propagate the TREE_READONLY flag onto the result.
12932 (process_call_operands): Move around. Use correct constant value.
12934 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12937 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12938 * config/arm/arm.md: Likewise.
12940 2009-06-19 Ian Lance Taylor <iant@google.com>
12942 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12943 to GIMPLE_ERROR_MARK.
12945 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12946 op2_original_type parameters. Warn about using different enum types.
12947 * c-parser.c (c_parser_conditional_expression): Pass original
12948 types to build_conditional_expr.
12949 * c-tree.h (build_conditional_expr): Update declaration.
12951 2009-06-19 Ian Lance Taylor <iant@google.com>
12953 * config/i386/i386.c (ix86_function_specific_save): Test that
12954 fields match values, rather than testing the values are in a
12957 2009-06-19 Richard Guenther <rguenther@suse.de>
12959 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12960 ADDR_EXPR pointers.
12961 (ptr_derefs_may_alias_p): Likewise.
12962 (ptr_deref_may_alias_ref_p_1): New function.
12963 (ptr_deref_may_alias_ref_p): Likewise.
12964 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12965 covered by looking at the ESCAPED solution.
12966 (call_may_clobber_ref_p_1): Likewise.
12967 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12968 Handle NULL_TREE offset. Do not produce redundant constraints.
12969 (process_all_all_constraints): New helper function.
12970 (do_structure_copy): Use it.
12971 (handle_lhs_call): Likewise.
12972 (find_func_aliases): Handle some builtins with pointer arguments
12973 and/or return values explicitly.
12975 2009-06-19 Ian Lance Taylor <iant@google.com>
12977 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12979 2009-06-19 Ian Lance Taylor <iant@google.com>
12981 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12983 2009-06-19 Ian Lance Taylor <iant@google.com>
12985 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12986 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12989 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12990 uninitialized const.
12992 2009-06-19 Ian Lance Taylor <iant@google.com>
12994 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12997 * c-decl.c (in_struct, struct_types): Remove.
12998 (struct c_binding): Add in_struct field.
12999 (c_binding_ptr): Define type, along with VEC.
13000 (struct c_struct_parse_info): Define.
13001 (struct_parse_info): New static variable.
13002 (bind): Initialize in_struct field.
13003 (start_struct): Remove enclosing_in_struct and
13004 enclosing_struct_types parameters. Add
13005 enclosing_struct_parse_info parameter. Change all callers. Set
13006 struct_parse_info rather than in_struct and struct_types.
13007 (grokfield): If -Wc++-compat and there is a symbol binding for the
13008 field name, set the in_struct flag and push it on the
13009 struct_parse_info->fields vector.
13010 (warn_cxx_compat_finish_struct): New static function.
13011 (finish_struct): Remove enclosing_in_struct and
13012 enclosing_struct_types parameters. Add
13013 enclosing_struct_parse_info parameter. Change all callers. Don't
13014 set C_TYPE_DEFINED_IN_STRUCT here. Call
13015 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13016 parameter. Only push on struct_types if warn_cxx_compat.
13017 (finish_enum): Only push on struct_types if warn_cxx_compat.
13018 (declspecs_add_type): Add loc parameter. Change all callers.
13019 Change all error calls to error_at. Pass loc, not input_location,
13020 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13021 defined in a struct. If -Wc++-compat and parsing a struct, record
13022 that a typedef name was used.
13023 * c-parser.c (c_parser_declspecs): Get location to pass to
13024 declspecs_add_type.
13025 (c_parser_struct_or_union_specifier): Update calls to start_struct
13027 * c-tree.h (struct c_struct_parse_info): Declare.
13028 (finish_struct, start_struct): Update declarations.
13029 (declspecs_add_type): Update declaration.
13031 2009-06-19 Ian Lance Taylor <iant@google.com>
13033 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13034 variable with an anonymous type.
13036 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13038 * see.c: Remove for real.
13040 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13042 * optabs.h (enum optab_index): Add new OTI_significand.
13043 (significand_optab): Define corresponding macro.
13044 * optabs.c (init_optabs): Initialize significand_optab.
13045 * genopinit.c (optabs): Implement significand_optab using
13046 significand?f2 patterns.
13047 * builtins.c (expand_builtin_mathfn): Handle
13048 BUILT_IN_SIGNIFICAND{,F,L}.
13049 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13050 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13052 * config/i386/i386.md (significandxf2, significand<mode>2): New
13053 expanders to implement significandf, significand and significandl
13054 built-ins as inline x87 intrinsics.
13056 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13058 * config/avr/avr.c (avr_override_options): Remove setting value of
13059 PARAM_INLINE_CALL_COST.
13061 2009-06-18 Richard Henderson <rth@redhat.com>
13064 * tree-pass.h (TDF_ASMNAME): New.
13065 * tree-dump.c (dump_options): Add asmname.
13066 * doc/invoke.texi: Document it.
13068 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13069 (dump_decl_name): ...here.
13070 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13071 (dump_generic_node): Update dump_function_name calls.
13072 (print_call_name): New flags arg; update all dump calls.
13073 * diagnostic.h (print_call_name): Update.
13074 * gimple-pretty-print.c (dump_gimple_call): Update.
13076 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13079 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13081 2009-06-18 Diego Novillo <dnovillo@google.com>
13083 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13084 * plugin.c (str_license): Declare.
13085 (try_init_one_plugin): Assert that the symbol
13086 'plugin_is_GPL_compatible' exists.
13088 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13091 * Makefile.in (OBJS-common): Remove see.o.
13093 * common.opt (fsee): Mark as preserved for backward compatibility.
13094 * opts.c (common_handle_option): Add OPT_fsee to the backward
13095 compatibility section.
13096 * passes.c (init_optimization_passes, pass_see): Remove pass.
13097 * timevar.def (TV_SEE): Remove.
13098 * tree-pass.h (pass_see): Remove declaration.
13099 * doc/invoke.texi (-fsee): Remove documentation.
13101 2009-06-18 Martin Jambor <mjambor@suse.cz>
13103 * tree-sra.c: Include statistics.h
13104 (sra_stats): New variable.
13105 (sra_initialize): Clear sra_stats.
13106 (create_access_replacement): Increment sra_stats.replacements.
13107 (get_access_replacement): Do not return twice.
13108 (analyze_all_variable_accesses): Increment statistics counter by the
13109 number of scalarized aggregates.
13110 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13111 (sra_modify_expr): Increment sra_stats.exprs.
13112 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13113 (sra_modify_assign): Increment sra_stats.exprs,
13114 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13115 (perform_intra_sra): Update statistics counters.
13116 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13118 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13120 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13121 (arm_scalar_mode_supported_p): New function.
13123 2009-06-18 Paul Brook <paul@codesourcery.com>
13124 Sandra Loosemore <sandra@codesourcery.com>
13126 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13127 (__extendhfsf2, __truncsfhf2): Define.
13128 * config/arm/fp16.c: New file.
13129 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13130 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13132 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13134 * doc/extend.texi (Half-Precision): New section.
13135 * doc/invoke.texi (Option Summary): List -mfp16-format.
13136 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13137 * config/arm/arm.opt (mfp16-format=): New.
13138 * config/arm/arm.c: Include intl.h.
13139 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13140 (TARGET_INVALID_RETURN_TYPE): Redefine.
13141 (TARGET_PROMOTED_TYPE): Redefine.
13142 (TARGET_CONVERT_TO_TYPE): Redefine.
13143 (arm_fp16_format): Define.
13144 (all_fpus): Add entry for neon-fp16.
13145 (fp_model_for_fpu): Likewise.
13146 (struct fp16_format): Declare.
13147 (all_fp16_formats): Define.
13148 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13150 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13152 (arm_legitimate_index_p): Treat HFmode like HImode.
13153 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13154 (coproc_secondary_reload_class): Special-case HFmode.
13155 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13156 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13157 (arm_init_fp16_builtins): New.
13158 (arm_init_builtins): Call it.
13159 (arm_invalid_parameter_type): New.
13160 (arm_invalid_return_type): New.
13161 (arm_promoted_type): New.
13162 (arm_convert_to_type).
13163 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13165 (arm_emit_fp16_const): New function.
13166 (arm_mangle_type): Mangle __fp16 as "Dh".
13167 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13169 (TARGET_NEON_FP16): New.
13170 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13171 (enum fputype): Add FPUTYPE_NEON_FP16.
13172 (enum arm_fp16_format_type): Declare.
13173 (arm_fp16_format): Declare.
13174 (LARGEST_EXPONENT_IS_NORMAL): Define.
13175 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13176 * config/arm/arm-modes.def (HFmode): Define.
13177 * config/arm/vfp.md: (*movhf_vfp): New.
13178 (extendhfsf2): New.
13180 * config/arm/arm.md: (fpu): Add neon_fp16.
13181 (floatsihf2, floatdihf2): New.
13182 (fix_trunchfsi2, fix_trunchfdi2): New.
13184 (extendhfdf2): New.
13186 (*arm32_movhf): New.
13187 (*thumb1_movhf): New.
13188 (consttable_2): Add check for HFmode constants.
13189 (consttable_4): Handle HFmode constants.
13191 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13193 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13195 2009-06-17 Olivier Hainque <hainque@adacore.com>
13197 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13198 const char ** conversion in AIX specific section.
13200 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13202 * config/i386/i386.c (ix86_special_builtin_type): Remove
13203 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13204 (bdesc_special_args): Updated.
13205 (ix86_init_mmx_sse_builtins): Likewise.
13206 (ix86_expand_special_args_builtin): Likewise.
13208 2009-06-17 Richard Henderson <rth@redhat.com>
13210 * tree-pretty-print.c (maybe_dump_asm_name): New.
13211 (dump_decl_name): Use it.
13212 (PRINT_FUNCTION_NAME): Merge into...
13213 (dump_function_name): ... here. Use maybe_dump_asm_name.
13215 2009-06-17 Cary Coutant <ccoutant@google.com>
13217 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13219 * debug.c (struct gcc_debug_hooks): Change placeholder for
13221 (debug_nothing_int_charstar_int): Replaced by...
13222 (debug_nothing_int_charstar_int_bool): ...this.
13223 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13224 source_line prototype.
13225 (debug_nothing_int_charstar_int): Replaced by...
13226 (debug_nothing_int_charstar_int_bool): ...this.
13227 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13228 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13229 Output is_stmt operand when necessary.
13230 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13231 (notice_source_line): Add is_stmt parameter.
13232 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13233 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13235 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13236 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13238 2009-06-17 Ian Lance Taylor <iant@google.com>
13240 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13242 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13245 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13247 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13248 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13249 tree_strip_sign_nop_conversions and
13250 tree_ssa_strip_useless_type_conversions rather than stripping
13251 the operations here.
13252 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13254 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13255 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13256 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13257 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13260 2009-06-17 Michael Eager <eager@eagercon.com>
13262 * config/rs6000/constraints.md (register_constraint "d"): New.
13263 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13264 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13265 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13266 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13267 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13268 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13269 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13270 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13271 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13272 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13274 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13275 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13276 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13277 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13278 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13279 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13280 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13281 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13282 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13283 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13284 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13285 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13286 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13287 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13289 2009-06-16 Ian Lance Taylor <iant@google.com>
13291 * profile.c (total_num_never_executed): Don't define.
13292 (compute_branch_probabilities): Don't count or print
13293 num_never_executed.
13294 (init_branch_prob): Don't set total_num_never_executed.
13295 (end_branch_prob): Don't print total_num_never_executed.
13297 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13299 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13301 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13303 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13304 (nabstd2_fpr): Same.
13306 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13308 * expr.c (expand_assignment): Change complex type check.
13310 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13312 * doc/plugins.texi (Building GCC plugins): Added new section.
13314 2009-06-17 Ian Lance Taylor <iant@google.com>
13316 * c-pch.c (get_ident): Don't set size of templ array.
13317 (pch_init): Don't set size of partial_pch array.
13319 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13320 string constant to intialize an array whose size is the length of
13323 2009-06-17 Richard Guenther <rguenther@suse.de>
13325 PR tree-optimization/40389
13326 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13327 to addressable types.
13328 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13330 2009-06-17 Richard Guenther <rguenther@suse.de>
13332 PR middle-end/40460
13333 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13334 if there is no evolution of left in the loop bail out.
13335 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13336 chrec_fold_multiply.
13338 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13339 Janis Johnson <janis187@us.ibm.com>
13342 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13343 for the symbol ref of a constant that is the source of a move
13344 - nor for any other not-obvious-label-ref constants.
13346 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13348 * plugin.c (position_pass): Skip newly inserted pass during list
13349 traversal to avoid repeated insertion.
13351 2009-06-16 Ian Lance Taylor <iant@google.com>
13353 * vec.h (VEC_stack_alloc): Define different version if
13354 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13355 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13356 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13357 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13359 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13361 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13363 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13364 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13365 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13366 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13367 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13368 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13369 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13370 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13371 __builtin_ia32_rdtscp.
13372 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13373 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13374 and __builtin_ia32_rorhi.
13375 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13376 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13377 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13378 (ix86_expand_args_builtin): Likewise.
13379 (ix86_expand_special_args_builtin): Likewise.
13381 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13382 (UNSPECV_RDTSC): Likewise.
13383 (UNSPECV_RDPMC): Likewise.
13384 (*bsr): Renamed to ...
13386 (*bsr_rex64): Renamed to ...
13389 (*rdpmc): Likewise.
13390 (*rdpmc_rex64): Likewise.
13392 (*rdtsc): Likewise.
13393 (*rdtsc_rex64): Likewise.
13394 (rdtscp): Likewise.
13395 (*rdtscp): Likewise.
13396 (*rdtscp_rex64): Likewise.
13398 * config/i386/ia32intrin.h: New.
13400 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13402 2009-06-16 Ian Lance Taylor <iant@google.com>
13404 * ira-build.c (copy_info_to_removed_store_destinations):
13405 Initialize parent_a.
13407 2009-06-16 Ian Lance Taylor <iant@google.com>
13409 * c-decl.c (grokdeclarator): Change size_varies to bool.
13411 2009-06-16 Ian Lance Taylor <iant@google.com>
13413 * sel-sched.c: Make forward declarations of move_op_hooks and
13414 fur_hooks explicitly extern.
13416 2009-06-16 Ian Lance Taylor <iant@google.com>
13418 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13419 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13421 2009-06-16 Ian Lance Taylor <iant@google.com>
13423 * resource.c (mark_referenced_resources): Change
13424 include_delayed_effects parameter to bool. Change all callers.
13425 (mark_end_of_function_resources): Likewise.
13426 * reorg.c (insn_references_resource_p): Likewise.
13427 (insn_sets_resource_p): Likewise.
13428 * resource.h (mark_referenced_resources): Update declaration.
13429 (mark_end_of_function_resources): Update declaration.
13431 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13433 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13435 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13437 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13438 GCC can bootstrap on AIX with GNU Binutils 2.20.
13440 2009-06-16 Ian Lance Taylor <iant@google.com>
13442 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13444 2009-06-16 Ian Lance Taylor <iant@google.com>
13446 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13447 inline, not extern inline.
13448 (exact_log2): Likewise.
13449 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13451 (exact_log2): Likewise, but don't test CTZ_HWI.
13453 2009-06-16 Ian Lance Taylor <iant@google.com>
13455 * bitmap.c (bitmap_clear): Don't declare as inline.
13456 * gimple.c (gimplify_assign): Likewise.
13457 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13458 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13459 (sched_scan_info): Remove duplicate definition.
13461 2009-06-16 Ian Lance Taylor <iant@google.com>
13463 * c-common.c (skip_evaluation): Don't define.
13464 (c_inhibit_evaluation_warnings): Define global variable.
13465 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13466 than skip_evaluation.
13467 (convert_and_check, warn_for_div_by_zero): Likewise.
13468 * c-common.h (skip_evaluation): Don't declare.
13469 (c_inhibit_evaluation_warnings): Declare.
13470 * c-parser.c (c_parser_typeof_specifier): Set
13471 c_inhibit_evaluation_warnings rather than skip_evaluation.
13472 (c_parser_conditional_expression): Likewise.
13473 (c_parser_binary_expression): Likewise.
13474 (c_parser_sizeof_expression): Likewise.
13475 (c_parser_alignof_expression): Likewise.
13476 * c-typeck.c (build_indirect_ref): Check
13477 c_inhibit_evaluation_warnings rather than skip_evaluation.
13478 (build_conditional_expr, build_binary_op): Likewise.
13480 2009-06-16 Richard Guenther <rguenther@suse.de>
13482 * tree-ssa-alias.c (is_escape_site): Remove.
13483 * tree-ssa-alias.h (enum escape_type): Remove.
13484 (is_escape_site): Likewise.
13485 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13486 via casts and asms without deferring to is_escape_site.
13488 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13490 PR middle-end/40446
13491 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13492 use gen_lowpart if op0 has complex mode.
13494 2009-06-16 Richard Guenther <rguenther@suse.de>
13496 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13497 variables add them to ESCAPED.
13498 (find_func_aliases): Do not make all indirectly stored values escaped.
13500 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13502 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13503 make_decl_one_only.
13505 2009-06-16 Martin Jambor <mjambor@suse.cz>
13507 PR tree-optimization/40432
13508 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13509 check whether we need to force gimple register operand.
13511 2009-06-16 Martin Jambor <mjambor@suse.cz>
13513 PR tree-optimization/40413
13514 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13515 build_ref_for_offset.
13516 (propagate_subacesses_accross_link): Fix a typo in a comment.
13518 2009-06-16 Ira Rosen <irar@il.ibm.com>
13520 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13521 with additional parameter.
13522 * tree-vectorizer.h (enum vect_def_type): Add new value
13524 (enum vect_relevant): Add comments.
13525 (vect_is_simple_reduction): Add new argument.
13526 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13527 Detect nested cycles.
13528 (vect_is_simple_reduction): Update documentation, add an argument to
13529 distinguish inner-loop reduction from nested cycle, detect nested
13530 cycles, fix printings and indentation, don't swap operands in case
13532 (get_initial_def_for_reduction): Handle subtraction.
13533 (vect_create_epilog_for_reduction): Add new argument to specify
13534 reduction variable.
13535 (vect_finalize_reduction): Handle subtraction, fix comments.
13536 (vectorizable_reduction): Handle nested cycles. In case of nested
13537 cycle keep track of the reduction variable position. Call
13538 vect_is_simple_reduction with additional parameter. Use original
13539 statement code in reduction epilogue for nested cycle. Call
13540 vect_create_epilog_for_reduction with additional parameter.
13541 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13542 inner-loop vectorization.
13543 (vect_recog_widen_sum_pattern): Likewise.
13544 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13546 (vect_mark_stmts_to_be_vectorized): Likewise.
13547 (vect_get_vec_def_for_operand): Handle nested cycles.
13549 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13551 * doc/invoke.texi (Debugging Options): Fix option index entries
13552 for -fdump-statistics, -frandom-seed add entries for
13553 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13554 (FRV Options): Fix entries for -mTLS, -mtls.
13555 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13556 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13557 (M68hc1x Options): Fix @itemx for -mnominmax.
13558 (MCore Options): Fix entry for -mno-lsim.
13559 (MMIX Options): Fix entry for -mabi=mmixware.
13560 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13562 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13564 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13565 Mention the plugin mode of gengtype.
13566 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13567 * gengtype.c: Updated copyright.
13568 (plugin_files, nb_plugin_files) Added new static variables.
13569 (measure_input_list) Care about plugin_files.
13570 (write_rtx_next): Added early return in plugin mode.
13571 (create_file): Updated copyright year in generated file. Added
13573 (oprintf): Added early return if NULL outf.
13574 (get_output_file_with_visibility): Care of plugin_files.
13575 (get_output_file_name): May return null.
13576 (write_local): Added early return.
13577 (put_mangled_filename): Ditto.
13578 (finish_root_table): Added check for base_files.
13579 (write_roots): Care about null when plugins.
13580 (main): Added plugin mode.
13582 2009-06-15 Ian Lance Taylor <iant@google.com>
13584 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13585 * gcov.c (read_count_file): Add braces around variables declared
13588 * c.opt (Wjump-misses-init): New warning.
13589 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13590 -Wall and -Wc++-compat if not already set.
13591 (c_common_post_options): Clear warn_jump_misses_init if it was not
13593 * c-decl.c (struct c_binding): Change type field to a union with
13594 new label field. Make it the first field in the struct. Update
13595 references to type to use u.type instead.
13596 (struct c_spot_bindings): Define.
13597 (struct c_goto_bindings): Define.
13598 (c_goto_bindings_p): Define, along with VECs.
13599 (struct c_label_vars): Define.
13600 (struct c_scope): Add has_label_bindings field.
13601 (bind_label, set_spot_bindings): New static functions.
13602 (decl_jump_unsafe, update_spot_bindings): New static functions.
13603 (update_label_decls): New static function.
13604 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13605 Update binding u.label field to shadowed field.
13606 (c_binding_start_stmt_expr): New function.
13607 (c_binding_end_stmt_expr): New function.
13608 (pushdecl): Don't call c_begin_vm_scope.
13609 (make_label): Add defining and p_label_vars parameters. Change
13611 (lookup_label): Correct test for whether a label has not yet been
13612 defined. Call bind_label rather than bind.
13613 (warn_about_goto): New static function.
13614 (lookup_label_for_goto): New function.
13615 (declare_label): Call bind_label rather than bind.
13616 (check_earlier_gotos): New static function.
13617 (define_label): Don't give errors about jumping into statement
13618 expressions or scopes of variably modified types. Call
13619 set_spot_bindings and check_earlier_gotos. Call bind_label
13620 instead of bind. Don't set label_context_stack_se or
13621 label_context_stack_vm.
13622 (c_get_switch_bindings): New function.
13623 (c_release_switch_bindings): New function.
13624 (c_check_switch_jump_warnings): New function.
13625 (start_function): Don't set label_context_stack_se or
13626 label_context_stack_vm.
13627 (finish_function): Likewise.
13628 * c-typeck.c (label_context_stack_se): Don't define.
13629 (label_context_stack_vm): Don't define.
13630 (c_finish_goto_label): Call lookup_label_for_goto rather than
13631 lookup_label. Don't give errors about jumping into a statement
13632 expression or the scope of a variably modified type. Don't set
13633 label_context_stack_se or label_context_stack_vm.
13634 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13635 fields. Add bindings field.
13636 (c_start_case): Don't set deleted fields. Set bindings field.
13637 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13638 or blocked_vm. Call c_check_switch_jump_warnings.
13639 (c_finish_case): Don't test blocked_stmt_expr field. Call
13640 c_release_switch_bindings.
13641 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13642 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13643 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13644 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13645 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13646 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13647 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13648 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13649 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13650 (C_DECL_UNJUMPABLE_VM): Don't define.
13651 (C_DECL_UNDEFINABLE_VM): Don't define.
13652 (struct c_label_list): Don't define.
13653 (struct c_label_context_se): Don't define.
13654 (struct c_label_context_vm): Don't define.
13655 (struct c_spot_bindings): Declare.
13656 (c_bindings_start_stmt_expr): Declare.
13657 (c_bindings_end_stmt_expr): Declare.
13658 (lookup_label_for_goto): Declare.
13659 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13660 (c_check_switch_jump_warnings): Declare.
13661 (label_context_stack_se, label_context_stack_vm): Don't declare.
13662 (c_finish_goto_label): Update declaration.
13663 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13664 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13665 (Warning Options): Document -Wjump-misses-init.
13667 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13669 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13672 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13674 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13676 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13678 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13680 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13682 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13684 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13686 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13687 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13688 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13689 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13690 * dwarf2asm.c (dw2_force_const_mem): Update call to
13691 make_decl_one_only.
13692 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13693 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13694 * langhooks.c (lhd_comdat_group): Remove.
13695 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13696 * tree.h (DECL_COMDAT_GROUP): New.
13697 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13698 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13699 (make_decl_one_only): Change signature.
13700 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13701 make_decl_one_only.
13702 (make_decl_one_only): Change signature.
13703 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13705 2009-06-15 Richard Guenther <rguenther@suse.de>
13707 PR middle-end/40439
13708 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13710 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13712 * tree-ssa-math-opts.c: Remove extra divide.
13714 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13716 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13718 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13720 * passes.c: Add bswap pass.
13721 * tree-pass.h: Add pass_optimize_bswap declaration.
13722 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13723 Include rtl.h, expr.h and optabs.h for optab_handler check.
13724 (struct symbolic_number, pass_optimize_bswap): New definition.
13725 (do_shift_rotate, verify_symbolic_number_p): New functions.
13726 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13727 (gate_optimize_bswap): New function.
13728 * tree.c (widest_int_cst_value): New function.
13729 * tree.h (widest_int_cst_value): Prototype added.
13731 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13733 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13734 REG_EQUAL/REG_EQUIV notes.
13736 2009-06-14 Richard Guenther <rguenther@suse.de>
13738 PR middle-end/40389
13739 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13740 has its address taken if NRV was applied and it is addressable.
13741 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13742 function split out from ...
13743 (get_constraint_for_1): ... here.
13744 (handle_rhs_call): Use it to mark the return slot escaped if
13745 it is addressable and NRV was applied.
13747 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13749 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13750 Change first argument type to location_t.
13751 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13752 Do not set input_location.
13753 Use loc instead of input_location throughout.
13755 2009-06-13 Richard Guenther <rguenther@suse.de>
13757 PR tree-optimization/40421
13758 * tree-predcom.c (should_unroll_loop_p): Remove.
13759 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13761 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13763 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13764 Add location argument.
13766 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13768 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13770 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13771 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13772 * config/spu/spu-protos.h: Add location to
13773 spu_resolve_overloaded_builtin.
13774 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13775 spu_build_builtin_va_list.
13776 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13777 argument. Pass location to build_function_call_vec.
13778 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13780 (emit_fpu_switch): Same.
13781 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13782 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13783 to build_decl and create_artificial_label.
13784 (xtensa_gimplify_va_arg_expr): Same.
13785 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13786 (xstormy16_gimplify_va_arg_expr): Same.
13787 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13788 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13789 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13790 (mips16_build_function_stub): Same.
13791 (mips16_build_call_stub): Same.
13793 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13796 * arm/constraints.md (Pa, Pb): New constraints.
13797 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13798 split pattern to deal with them.
13800 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13802 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13803 fix index entry for -Xpreprocessor.
13805 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13807 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13808 Add location argument to build_decl call.
13809 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13810 (rs6000_init_builtins): Same.
13811 (spe_init_builtins): Same.
13812 (rs6000_gimplify_va_arg): Add location argument to
13813 create_artificial_label call.
13815 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13817 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13818 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13819 * Makefile.in: Fix GGC dependency for gcse.o.
13821 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13823 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13824 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13825 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13827 * c-parser.c (c_parser_binary_expression): Use current column while
13828 building binary operations.
13829 * common.opt (fshow-column): Enable by default.
13830 * tree-vrp.c (check_array_ref): Use warning_at.
13831 (check_array_bounds): Use location from call back if expr has no
13833 * tree.h: Add location argument to maybe_fold_*.
13834 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13835 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13836 (maybe_fold_offset_to_component_ref): Same.
13837 (maybe_fold_offset_to_reference): Same.
13838 (maybe_fold_offset_to_address): Same.
13839 (maybe_fold_stmt_indirect): Same.
13840 (maybe_fold_stmt_addition): Same.
13841 (fold_stmt_r): Pass location to maybe_fold_*.
13842 (fold_gimple_assign): Same.
13843 * c-tree.h: Add location argument to finish_decl,
13844 default_function_array_conversion, store_init_value.
13845 * c-decl.c (define_label): Use error_at.
13846 (c_make_fname_decl): Pass location to finish_decl.
13847 (finish_decl): New location argument.
13848 (build_compound_literal): Pass location to store_init_value.
13849 (grokdeclarator): Pass location to finish_decl.
13851 * c-typeck.c (array_to_pointer_conversion): New location argument.
13852 (function_to_pointer_conversion): Same.
13853 (default_function_array_conversion): Same.
13854 (parser_build_unary_op): Pass location to overflow_warning.
13855 (parser_build_binary_op): Same. Use warning_at.
13856 (build_unary_op): Pass location to array_to_pointer_conversion.
13857 (build_c_cast): Pass location to digest_init.
13858 (build_modify_expr): New location argument.
13859 (convert_for_assignment): Same.
13860 (store_init_value): Same.
13861 (digest_init): Same.
13862 (output_init_element): Pass location to digest_init and
13863 array_to_pointer_conversion.
13864 (c_finish_return): Pass location to convert_for_assignment.
13865 * gimplify.c (gimplify_conversion): Pass location to
13866 maybe_fold_offset_to_address.
13867 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13868 to maybe_fold_stmt_addition.
13869 * c-omp.c (c_finish_omp_atomic): Pass new location to
13871 (c_finish_omp_for): Same.
13872 * c-common.c (overflow_warning): New argument.
13873 * c-common.h: New argument to build_modify_expr, overflow_warning.
13874 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13876 (c_parser_initializer): Pass location to
13877 default_function_array_conversion.
13878 (c_parser_initelt): Same.
13879 (c_parser_initval): Same.
13880 (c_parser_asm_operands): Same.
13881 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13882 (c_parser_conditional_expression): Same.
13883 (c_parser_binary_expression): Add location info to stack. Use it.
13884 (c_parser_unary_expression): Pass location to
13885 default_function_array_conversion, parser_build_unary_op,
13886 build_indirect_ref, c_parser_postfix_expression_after_primary.
13887 (c_parser_postfix_expression_after_primary): New location argument.
13889 (c_parser_expression_conv): Pass location to
13890 default_function_array_conversion.
13891 (c_parser_expr_list): Same.
13892 (c_parser_omp_atomic): Same.
13893 (c_parser_omp_for_loop): Same.
13894 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13895 (build_array_declarator): New argument.
13896 * c-decl.c (build_array_declarator): Add location argument.
13897 (grokdeclarator): Set id_loc for cdk_array.
13898 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13899 build_array_declarator.
13900 * tree.c (build_omp_clause): Add location argument.
13901 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13902 (OMP_CLAUSE_LOCATION): New macro.
13903 (struct tree_omp_clause): Add location field.
13904 (build_omp_clause): Add argument.
13905 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13906 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13908 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13909 (cp_parser_omp_clause_collapse): Same.
13910 (cp_parser_omp_clause_default): Same.
13911 (cp_parser_omp_clause_if): Same.
13912 (cp_parser_omp_clause_nowait): Same.
13913 (cp_parser_omp_clause_num_threads): Same.
13914 (cp_parser_omp_clause_ordered): Same.
13915 (cp_parser_omp_clause_schedule): Same.
13916 (cp_parser_omp_clause_untied): Same.
13917 (cp_parser_omp_for_loop): Same.
13918 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13919 * c-tree.h (c_start_case): Add location argument.
13920 (c_process_expr_stmt): Same.
13921 (c_finish_goto_*): Same.
13922 * tree-parloops.c (initialize_reductions): Pass location to
13924 (create_parallel_loop): Same.
13925 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13926 (gfc_trans_omp_reduction_list): Same.
13927 (gfc_trans_omp_clauses): Same.
13928 (gfc_trans_omp_do): Same.
13929 * c-typeck.c (c_finish_goto_label): Same.
13930 (c_finish_goto_ptr): New location argument.
13931 (c_start_case): Same.
13932 (emit_side_effect_warnings): Same.
13933 (c_process_expr_stmt): Same.
13934 (c_finish_stmt_expr): Same.
13935 (c_finish_omp_clauses): Use error_at instead of error.
13936 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13938 * c-omp.c (c_split_parallel_clauses): New location argument.
13939 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13940 to build_omp_clause.
13941 (convert_local_reference_stmt): Same.
13942 (convert_gimple_call): Same.
13943 * c-common.h (c_split_parallel_clauses): New argument.
13944 * c-parser.c (c_parser_statement_after_labels): Pass location to
13945 c_finish_goto_label.
13946 (c_parser_switch_statement): Pass location to c_start_case.
13947 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13948 and c_process_expr_stmt.
13949 (c_parser_omp_variable_list): Add location argument.
13950 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13951 (c_parser_omp_clause_default): Same.
13952 (c_parser_omp_clause_if): Same.
13953 (c_parser_omp_clause_num_threads): Same.
13954 (-c_parser_omp_clause_ordered): Same.
13955 (c_parser_omp_clause_reduction): Pass location to
13956 c_parser_omp_variable_list.
13957 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13958 (c_parser_omp_clause_untied): Same.
13959 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13960 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13962 * c-tree.h (check_for_loop_decls, undeclared_variable,
13963 build_component_ref, build_array_ref, build_external_ref,
13964 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13965 build_conditional_expr, build_compound_expr, c_cast_expr,
13966 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13967 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13969 * c-semantics.c (build_stmt): Same.
13970 (build_case_label): Same.
13971 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13972 (undeclared_variable): New argument.
13973 (make_label): Same.
13974 (lookup_label): Pass location on down.
13975 (define_label): Same.
13976 (finish_decl): Same.
13977 (build_compound_literal): Same.
13978 (finish_struct): Same.
13979 (finish_function): Do not set location here.
13980 (check_for_loop_decls): New argument.
13981 * tree.c (save_expr): Set location.
13982 (build_empty_stmt): New argument.
13983 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13984 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13985 * builtins.c (gimplify_va_arg_expr): Use locations.
13986 (expand_builtin_sync_operation): Same.
13987 * c-typeck.c (build_component_ref): New argument.
13988 (build_array_ref): Same.
13989 (build_external_ref): Same.
13990 (c_expr_sizeof_expr): Same.
13991 (c_expr_sizeof_type): Same.
13992 (parser_build_unary_op): Same.
13993 (build_conditional_expr): Same.
13994 (build_compound_expr): Pass location on down.
13995 (build_compound_expr): New argument.
13996 (build_c_cast): Same.
13997 (c_cast_expr): Same.
13998 (build_asm_expr): Same.
13999 (c_finish_return): Same.
14000 (c_process_expr_stmt): Pass location on down.
14001 (c_finish_stmt_expr): New argument.
14002 (push_clenaup): Same.
14003 (c_finish_omp_parallel): Same.
14004 (c_finish_omp_task): Same.
14005 * gimplify.c (gimplify_call_expr): Pass location on down.
14006 * c-omp.c (c_finish_omp_master): New argument.
14007 (c_finish_omp_critical): Same.
14008 (c_finish_omp_ordered): Same.
14009 (c_finish_omp_barrier): Same.
14010 (-c_finish_omp_taskwait): Same.
14011 (c_finish_omp_atomic): Same.
14012 (c_finish_omp_flush): Same.
14013 * tree-inline.c (copy_tree_body_r): Pass location on down.
14014 (inline_forbidden_p): Remove use of input_location.
14015 * c-gimplify.c (c_build_bind_expr): New argument.
14016 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14017 (c_sizeof_or_alignof_type): New argument.
14018 (c_alignof_expr): Same.
14019 (build_va_arg): Same.
14020 (c_add_case_label): Same.
14021 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14022 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14023 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14024 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14025 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14026 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14028 * stub-objc.c (objc_build_selector_expr): Same.
14029 (objc_build_throw_stmt): Same.
14030 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14031 (c_parser_initelt): Same.
14032 (c_parser_compound_statement): Same.
14033 (c_parser_compound_statement_nostart): Same.
14034 (c_parser_label): Same.
14035 (c_parser_statement_after_labels): Same.
14036 (c_parser_if_body): Same.
14037 (c_parser_else_body): Same.
14038 (c_parser_if_statement): Same.
14039 (c_parser_switch_statement): Same.
14040 (c_parser_while_statement): Same.
14041 (c_parser_do_statement): Same.
14042 (c_parser_for_statement): Same.
14043 (c_parser_asm_statement): Same.
14044 (c_parser_conditional_expression): Same.
14045 (c_parser_binary_expression): Same.
14046 (c_parser_cast_expression): Same.
14047 (c_parser_unary_expression): Same.
14048 (c_parser_sizeof_expression): Same.
14049 (c_parser_alignof_expression): Same.
14050 (c_parser_postfix_expression): Same.
14051 (c_parser_expression): Same.
14052 (c_parser_objc_receiver): Same.
14053 (c_parser_omp_variable_list): Same.
14054 (c_parser_omp_structured_block): Same.
14055 (c_parser_omp_atomic): New argument.
14056 (c_parser_omp_barrier): Same.
14057 (c_parser_omp_critical): Same.
14058 (c_parser_omp_flush): Pass location on down.
14059 (c_parser_omp_for_loop): New argument.
14060 (c_parser_omp_for): Same.
14061 (c_parser_omp_master): Same.
14062 (c_parser_omp_ordered): Same.
14063 (c_parser_omp_sections_scope): Same.
14064 (c_parser_omp_sections): Same.
14065 (c_parser_omp_parallel): Same.
14066 (c_parser_omp_single): Same.
14067 (c_parser_omp_task): Same.
14068 (c_parser_omp_taskwait): Pass location on down.
14069 (c_parser_omp_construct): Same.
14070 (c_parser_omp_threadprivate): Same.
14071 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14072 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14073 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14074 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14075 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14076 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14077 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14078 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14079 config/i386/i386.c, stmt.c:
14080 Add location argument to the following function definitions and/or
14081 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14082 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14083 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14084 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14085 do_case, c_finish_bc_stmt, build_compound_literal,
14086 build_function_call.
14087 * c-decl.c (build_compound_literal): Add location argument.
14088 Make all diagnostic calls use location.
14089 (start_struct): Same.
14090 (finish_struct): Same.
14091 (start_enum): Same.
14092 (build_enumerator): Same.
14093 (start_function): Same.
14094 (grokdeclarator): Make all diagnostic calls use location.
14095 (store_parm_decls_oldstyle): Same.
14096 * c-typeck.c (build_function_call): Add location argument.
14097 Make all diagnostic calls use location.
14099 (c_finish_bc_stmt): Same.
14100 * tree-nested.c (get_trampoline_type): Add argument.
14101 Pass location to build_decl.
14102 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14103 * rtl.h (RTL_LOCATION): New.
14104 * c-common.c (c_add_case_label): Add location argument.
14105 Make all diagnostic calls use location.
14106 * c-common.h: Add location argument to make_fname_decl, do_case,
14107 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14108 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14109 Set it appropriately for every case. Pass enum_loc to start_enum
14110 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14112 (c_parser_struct_or_union_specifier): Save location. Use it for
14113 start_struct, finish_struct, and parser_xref_tag.
14115 2009-06-12 Ian Lance Taylor <iant@google.com>
14117 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14119 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14120 cpp_opts->warn_cxx_operator_names.
14122 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14125 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14126 is returns NULL and OP is a VCE, look through the VCE.
14128 2009-06-12 Ian Lance Taylor <iant@google.com>
14131 * collect2.c (main): Use CONST_CAST2 in code inside #if
14132 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14134 2009-06-12 Joey Ye <joey.ye@intel.com>
14136 PR middle-end/39146
14137 * cfgexpand.c (get_decl_align_unit): Update
14138 max_used_stack_slot_alignment with align instead of
14139 stack_alignment_needed.
14141 * function.c (assign_stack_local_1): Update
14142 max_used_stack_slot_alignment with alignment_in_bits instead
14143 of stack_alignment_needed.
14144 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14147 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14149 * dwarf2out.c (last_var_location_insn): New variable.
14150 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14151 (dwarf2out_var_location): Don't record anything after last real
14152 insn. Only change labels if there were any real instructions
14153 in between last note and this one, or if changed sections.
14155 2009-06-11 Richard Henderson <rth@redhat.com>
14157 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14158 note when storing the frame pointer in a register.
14159 (FRP): Don't redefine to nothing for epilogue.
14160 (alpha_expand_epilogue): Mark register and sp restores.
14161 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14163 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14164 when gen_lowpart is needed.
14166 2009-06-11 Richard Henderson <rth@redhat.com>
14168 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14170 * dwarf2out.c (need_data_align_sf_opcode): New.
14171 (div_data_align): Move earlier.
14172 (def_cfa_1, reg_save): Use it.
14174 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14176 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14177 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14178 (ix86_handle_option): Handle OPT_mcrc32.
14179 (ix86_target_string): Add -mcrc32.
14180 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14182 * config/i386/i386.h (TARGET_CRC32): New.
14184 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14185 (sse4_2_crc32di): Likewise.
14187 * config/i386/i386.opt (mcrc32): New.
14189 * doc/invoke.texi: Document -mcrc32.
14191 2009-06-11 Richard Henderson <rth@redhat.com>
14193 * common.opt (gdwarf-): Accept a version number.
14194 * doc/invoke.texi (gdwarf-): Update docs.
14195 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14196 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14197 version level, and record it.
14199 * dwarf2.h (DW_CIE_VERSION): Remove.
14200 * dwarf2out.c (DWARF_VERSION): Remove.
14201 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14202 (output_call_frame_info): Use CIE version 3 for dwarf3,
14203 or if the return register column is out of range for version 1.
14204 (dwarf_stack_op_name): Add all dwarf3 values.
14205 (DEBUG_PUBTYPES_SECTION): New.
14206 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14207 encoding change for dwarf3.
14208 (output_die) [dw_val_class_die_ref]: Likewise.
14209 (output_compilation_unit_header): Emit correct version for dwarf3.
14210 (output_line_info): Likewise.
14211 (output_pubnames): Update for DWARF_VERSION removal.
14212 (output_aranges): Likewise.
14213 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14214 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14215 (dwarf2out_finish): Likewise.
14217 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14219 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14222 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14225 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14226 * builtins.c (expand_builtin_unreachable): New function.
14227 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14228 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14229 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14231 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14232 searching for missing barriers.
14234 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14236 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14237 when -fprofile-generate* was passed.
14238 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14240 2009-06-11 Anthony Green <green@moxielogic.com>
14242 * config/moxie/moxie.md: Define length attribute for all instructions.
14244 (*b<cond:code>): Support limited branch ranges for new PC-relative
14245 branch instructions.
14246 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14248 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14250 * config/i386/i386.c (min_insn_size): Use get_attr_length
14251 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14252 For __asm return 0.
14254 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14255 instead of emit_insn_before.
14257 2009-06-10 Ian Lance Taylor <iant@google.com>
14260 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14263 2009-06-10 Revital Eres <eres@il.ibm.com>
14265 * passes.c (init_optimization_passes): Reschedule
14266 predictive-commoning pass before complete unroll pass.
14268 2009-06-10 Martin Jambor <mjambor@suse.cz>
14270 * cgraph.c (cgraph_node_can_be_local_p): New function.
14271 (cgraph_make_node_local): New function.
14272 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14273 (cgraph_make_node_local): Declare.
14275 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14277 * tree.h (tree_base): Add packed_flag and user_align fields.
14278 Decrease size of spare field.
14279 (TYPE_USER_ALIGN): Use user_align from tree_base.
14280 (DECL_USER_ALIGN): Likewise.
14281 (TYPE_PACKED): Use packed_flag from tree_base.
14282 (DECL_PACKED): Likewise.
14283 (tree_type): Delete packed_flag and user_align fields. Widen
14284 precision field. Widen mode field and shuffle fields to align
14285 mode on an 8-bit boundary.
14286 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14287 Renumber decl_flag_* fields. Fix comments. Widen
14288 decl_common_unused field.
14289 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14290 (DECL_EXTERNAL): Likewise.
14291 (DECL_BIT_FIELD): Likewise.
14292 (DECL_NONADDRESSABLE_P): Likewise.
14293 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14294 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14296 2009-06-10 Ian Lance Taylor <iant@google.com>
14298 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14299 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14300 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14301 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14302 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14303 DEF_VEC_ALLOC_FUNC_P.
14304 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14305 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14306 DEF_VEC_ALLOC_FUNC_O.
14307 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14308 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14309 DEF_VEC_ALLOC_FUNC_I.
14310 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14311 (vec_stack_p_reserve_exact_1): Declare.
14312 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14313 (vec_stack_free): Declare.
14314 (VEC_stack_alloc): Define.
14315 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14316 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14317 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14318 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14320 (stack_vecs): New static variable.
14321 (vec_stack_p_reserve_exact_1): New function.
14322 (vec_stack_o_reserve_1): New static function.
14323 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14324 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14325 (vec_stack_free): New function.
14326 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14327 (VEC_df_ref_stack_alloc): Define.
14328 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14329 DEF_VEC_ALLOC_P_STACK.
14330 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14331 (struct df_collection_rec): Change _vec fields to VEC. Remove
14333 (df_free_collection_rec): Adjust for new fields.
14334 (df_insn_rescan): Use new df_collection_rec fields.
14335 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14336 (df_ref_create_structure, df_ref_record): Likewise.
14337 (df_get_conditional_uses, df_get_call_refs): Likewise.
14338 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14339 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14340 (df_record_exit_block_uses, df_bb_verify): Likewise.
14341 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14342 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14343 Remove count parameter. Change return type to void. Change all
14345 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14346 Remove count parameter. Change return type to void. Change all
14348 (df_install_refs): Change old_vec parameter to VEC. Remove count
14349 parameter. Change all callers.
14350 (df_install_mws): Change old_vec parameter to VEC. Remove count
14351 parameter. Change all callers.
14352 (df_refs_verify): Change new_rec parameter to VEC. Change call
14354 (df_mws_verify): Likewise.
14356 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14358 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14360 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14362 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14364 2009-06-10 Anthony Green <green@moxielogic.com>
14366 * config/moxie/crti.asm: New file.
14367 * config/moxie/crtn.asm: New file.
14368 * config/moxie/moxie.c: New file.
14369 * config/moxie/moxie.h: New file.
14370 * config/moxie/sfp-machine.h: New file.
14371 * config/moxie/moxie-protos.h: New file.
14372 * config/moxie/t-moxie: Created.
14373 * config/moxie/t-moxie-softfp: Created.
14374 * config/moxie/moxie.md: Created.
14375 * config/moxie/constraints.md: Created.
14376 * config.gcc: Add moxie support.
14377 * doc/md.texi (Machine Constraints): Add moxie constraints.
14378 * doc/contrib.texi (Contributors): Mention moxie port.
14379 * doc/install.texi (Specific): Mention the moxie port.
14381 2009-06-09 Ian Lance Taylor <iant@google.com>
14383 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14384 compiling with C++.
14385 * optabs.c (optab_table): Only use designated initializers if
14386 HAVE_DESIGNATED_INITIALIZERS is defined.
14387 (convert_optab_table): Likewise.
14388 (init_optabs): Always call init_insn_codes if
14389 HAVE_DESIGNATED_INITIALIZERS is not defined.
14391 2009-06-09 Ian Lance Taylor <iant@google.com>
14393 * targhooks.c (default_builtin_vectorized_function): Change fn
14394 parameter to unsigned int.
14395 (default_builtin_vectorized_conversion): Change code parameter to
14397 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14398 * targhooks.h: Update declarations.
14399 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14400 parameter to unsigned int.
14402 * c-typeck.c (comptypes_check_enum_int): New static function.
14403 (comptypes_internal): Add enum_and_int_p parameter. Change all
14405 (comp_target_types): Add location parameter. Change all callers.
14406 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14407 Change all callers.
14408 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14409 (build_conditional_expr): Add colon_loc parameter. Change all
14411 (convert_for_assignment): Add location parameter. Change all callers.
14412 * c-parser.c (c_parser_conditional_expression): Pass location of
14413 colon to build_conditional_expr.
14414 * c-tree.h (build_conditional_expr): Update declaration.
14416 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14418 * graphite.c: Revert previous patch.
14420 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14423 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14425 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14427 * tree-ssa-loop-prefetch.c
14428 (loop_prefetch_arrays): Fixed a portability problem in printf format
14431 2009-06-09 Martin Jambor <mjambor@suse.cz>
14433 PR tree-optimization/40351
14434 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14435 refrence to a potential artifical subaccess can be constructed.
14437 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14439 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14440 (sh_override_options): Likewise.
14441 * config/sh/sh.c: Include params.h.
14442 (sh_optimization_options): New.
14443 (sh_override_options): Likewise.
14444 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14445 (OVERRIDE_OPTIONS): Use sh_override_options.
14447 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14449 * dwarf2out.c (emit_cfa_remember): New variable.
14450 (add_fde_cfi): If emit_cfa_remember, recurse to add
14451 DW_CFA_remember_state first.
14452 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14453 instead just set emit_cfa_remember.
14455 2009-06-08 Jan Hubicka <jh@suse.cz>
14458 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14460 2009-06-08 Jan Hubicka <jh@suse.cz>
14462 PR middle-end/39834
14463 * cgraphunit.c (save_inline_function_body): Do not copy transform
14464 hooks for saved inline bodies.
14465 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14466 for given function.
14468 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14470 * jump.c (returnjump_p): Handle delayed branches. Add missing
14473 2009-06-08 Jan Hubicka <jh@suse.cz>
14475 PR middle-end/40102
14476 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14477 original node might've been modified.
14478 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14480 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14482 * tree-object-size.c (addr_object_size): Add OSI argument.
14483 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14484 (compute_builtin_object_size, expr_object_size): Adjust callers.
14485 (plus_stmt_object_size): Call addr_object_size instead of
14486 compute_builtin_object_size.
14488 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14489 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14491 * tree-ssa-loop-prefetch.c
14492 (gather_memory_references): Introduced a counter for the number of
14494 (anything_to_prefetch_p): Introduced a counter for the number of
14496 (is_loop_prefetching_profitable): New function with a cost model
14498 (loop_prefetch_arrays): Use the new cost model to determine if
14499 prefetching is profitable.
14500 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14501 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14502 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14503 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14504 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14505 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14507 2009-06-08 Michael Matz <matz@suse.de>
14510 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14511 partitions use the same.
14512 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14513 for basevars of SSA_NAMEs.
14514 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14515 to not expand them twice.
14516 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14519 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14521 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14522 (fdump-final-insns=, gtoggle): New.
14523 * doc/invoke.texi: Document them.
14524 * final.c (rest_of_clean_state): Dump final insn stream.
14525 * gcc.c (invoke_as): Hook in -fcompare-debug.
14526 (static_spec_functions): Add compare-debug-dump-opt,
14527 compare-debug-self-opt and compare-debug-auxbase-opt.
14528 (compare_debug, compare_debug_second, compare_debug_opt): New.
14529 (switches_debug_check, n_switches_debug_check): New.
14530 (debug_auxbase_opt, debug_check_temp_file): New.
14531 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14533 (do_self_spec): Handle arguments after switches.
14534 (do_spec_1): Add .gk extension to temp file basenames for compare.
14535 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14536 (cc1_options): Use it instead of normal auxbase computation for
14537 the second compare-debug compilation.
14538 (compare_files): New.
14539 (main): Set up and implement compare debug mode.
14540 (compare_debug_dump_opt_spec_function): New.
14541 (compare_debug_self_opt_spec_function): New.
14542 (compare_debug_auxbase_opt_spec_function): New.
14543 * toplev.c (process_options): Handle flag_gtoggle,
14544 flag_dump_final_insns.
14545 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14546 during -fcompare-debug-second compilation.
14548 2009-06-07 Ian Lance Taylor <iant@google.com>
14550 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14551 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14553 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14554 with no default node. Change warning with %H to warning_at.
14555 Don't clear warn_switch around case checking.
14556 * doc/invoke.texi (Warning Options): Clarify distinction between
14557 -Wswitch and -Wswitch-enum.
14559 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14561 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14563 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14565 * gbl-ctors.h: Add header guard.
14567 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14569 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14570 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14571 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14572 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14573 prototypes for removed functions.
14574 (expressions_equal_p): Move to ...
14575 * tree-ssa-sccvn.h: ... here and ...
14576 * matrix-reorg.c: ... adjust includes.
14578 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14580 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14582 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14584 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14585 (finish_function): Remove erroneous whitespace.
14587 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14589 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14590 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14592 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14594 * errors.c (internal_error): Commentary typo fix.
14595 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14596 * tree-ssa-pre.c: Ditto.
14598 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14600 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14601 them is supposed to hold actual statements.
14603 2009-06-06 Ian Lance Taylor <iant@google.com>
14605 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14606 empty statements can now have attributes.
14608 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14610 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14611 * config/mips/mips.md: Ditto.
14613 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14615 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14617 (__eabi_uconvert): Likewise.
14619 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14621 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14622 CFI_* definitions with IN_GCC.
14624 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14626 * xcoffout.h (xcoffout_source_line): Update prototype.
14628 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14630 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14631 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14633 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14635 PR middle-end/40340
14636 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14637 inlined_function_outer_scope_p blocks for artificial inlines
14639 * tree.c (tree_nonartificial_location): Rewrite using
14640 block_nonartificial_location.
14642 2009-06-05 Revital Eres <eres@il.ibm.com>
14643 Leehod Baruch <leehod@il.ibm.com>
14645 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14646 (expand_expr_real_1): Remove comment.
14647 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14648 Vectorize misaligned access when the target supports it.
14649 (vect_supportable_dr_alignment): Check for unaligned access support.
14650 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14653 2009-06-05 Julian Brown <julian@codesourcery.com>
14655 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14656 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14658 2009-06-05 Richard Guenther <rguenther@suse.de>
14661 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14662 as possibly unused.
14664 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14666 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14667 (save_gprs): Don't tell unwinder when a global register is saved.
14668 (s390_emit_epilogue): Emit needed epilogue unwind info.
14670 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14672 * dwarf2out.c (deferred_asm_name): New.
14673 (add_name_and_src_coords_attributes): Defer creation of
14674 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14676 (move_linkage_attr): New.
14677 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14680 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14682 * tree-nested.c (finalize_nesting_tree_1): Declare the
14683 frame_decl in the binding tree.
14685 2009-06-04 Cary Coutant <ccoutant@google.com>
14687 * basic-block.h (struct basic_block_def): Add discriminator field.
14688 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14690 * debug.c (do_nothing_debug_hooks): Add additional entry.
14691 (debug_nothing_int_charstar_int): New function.
14692 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14693 (debug_nothing_int_charstar_int): New declaration.
14694 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14695 discriminator value in .loc directive.
14696 * final.c (last_discriminator): New variable.
14697 (discriminator): New variable.
14698 (final_start_function): Initialize above variables, pass current
14699 discriminator to debug hook.
14700 (notice_source_line): Check for discriminator change.
14701 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14702 * sdbout.c (sdbout_source_line): New parameter.
14703 * tree-cfg.c (struct locus_discrim_map): New structure type.
14704 (discriminator_per_locus): New hash table.
14705 (build_gimple_cfg): Allocate and free discriminator hash table.
14706 (make_edges): Call assign_discriminator.
14707 (locus_map_hash): New function.
14708 (locus_map_eq): New function.
14709 (next_discriminator_for_locus): New function.
14710 (same_line_p): New function.
14711 (assign_discriminator): New function.
14712 (make_cond_expr_edges): Call assign_discriminator.
14713 (make_gimple_switch_edges): Likewise.
14714 (first_non_label_stmt): New function.
14715 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14717 * xcoffout.c (xcoffout_source_line): Add new parameter.
14719 * configure.ac (gcc_cv_as_discriminator): New configury check for
14720 gas support for discriminator.
14721 * configure: Regenerate.
14722 * config.in: Regenerate.
14724 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14726 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14727 val after checking for integers.
14729 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14731 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14733 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14734 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14735 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14736 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14737 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14738 X64_SSE_REGPARM_MAX.
14739 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14740 X64_SSE_REGPARM_MAX.
14742 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14744 * gcc.c (report_times_to_file): New.
14745 (execute): Implement it.
14746 (process_command): Support -time=.
14747 * doc/invoke.texi: Document it.
14749 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14751 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14752 that have value exprs.
14754 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14756 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14757 declarations for constants until...
14758 (dw2_output_indirect_constant_1): ... this point.
14760 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14763 * arm.md (arm_addsi3): Don't try to split an add with an
14764 eliminable register until after reload has completed.
14766 2009-06-03 Ian Lance Taylor <iant@google.com>
14768 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14769 * genattrtab.c (write_length_unit_log): Likewise.
14770 * genchecksum.c (dosum): Likewise.
14771 * gengtype.c (write_rtx_next): Likewise.
14772 (finish_root_table, write_roots): Likewise.
14773 * gimple.c (gimple_ops_offset_): Likewise.
14774 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14775 * config/arc/arc.c (arc_attribute_table): Likewise.
14776 * config/arm/arm.c (arm_attribute_table): Likewise.
14777 * config/avr/avr.c (avr_attribute_table): Likewise.
14778 * config/crx/crx.c (crx_attribute_table): Likewise.
14779 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14780 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14781 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14782 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14783 * config/sh/sh.c (sh_attribute_table): Likewise.
14784 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14785 * config/spu/spu.c (spu_attribute_table): Likewise.
14786 * config/v850/v850.c (v850_attribute_table): Likewise.
14788 * config/alpha/alpha.c (vms_attribute_table): Make static.
14789 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14790 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14791 * config/mips/mips.c (mips_attribute_table): Likewise.
14793 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14795 (cc1-checksum.o): Likewise.
14797 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14799 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14801 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14803 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14804 insn if it is changing sp. Use gen_add3_insn instead of
14805 conditionally gen_addsi3 and gen_adddi3.
14806 (offset_below_red_zone_p): New static inline function.
14807 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14808 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14809 * config/rs6000/ppc-asm.h: Include auto-host.h.
14810 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14811 CFI_RESTORE): Define.
14812 * config/rs6000/crtresxgpr.asm: Add unwind info.
14813 * config/rs6000/crtresxfpr.asm: Likewise.
14814 * config/rs6000/crtresgpr.asm: Likewise.
14815 * config/rs6000/crtresfpr.asm: Likewise.
14816 * config/rs6000/crtsavgpr.asm: Likewise.
14817 * config/rs6000/crtsavfpr.asm: Likewise.
14819 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14820 argument of DWARF2_FRAME_REG_OUT macros.
14822 2009-06-03 Julian Brown <julian@codesourcery.com>
14824 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14825 words or less (including TImode) in core registers.
14827 2009-06-03 Richard Guenther <rguenther@suse.de>
14829 PR middle-end/40328
14830 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14832 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14834 * statistics.c (statistics_counter_event): Do not record event
14835 in pass dump if its number == -1.
14836 (curr_statistics_hash): Add assert that we never get passes
14837 with static number == -1.
14839 2009-06-03 Richard Guenther <rguenther@suse.de>
14840 Andrey Belevantsev <abel@ispras.ru>
14842 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14843 non-BLKmode arrays addressable.
14845 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14847 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14848 * config/m68k/m68k.h: ... here.
14850 2009-06-03 Martin Jambor <mjambor@suse.cz>
14852 PR tree-optimization/40323
14853 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14856 2009-06-03 Richard Guenther <rguenther@suse.de>
14858 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14861 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14863 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14864 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14865 JUMP_TABLE_DATA_P where applicable.
14866 * config/sh/sh.c: Ditto.
14867 * config/sh/sh.h: Ditto.
14868 * config/sh/sh.md: Ditto.
14869 * config/sh/symbian.c: Ditto.
14871 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14873 * config/i386/driver-i386.c (describe_cache): Optimize
14874 concatenation of strings. Use snprintf instead of sprintf.
14875 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14876 target when not compiling with GCC.
14878 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14880 * config/sh/sh.c: Revert last change.
14881 (sh_expand_epilogue): Emit a blockage insn before the frame
14882 pointer adjustment unconditionally.
14884 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14886 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14887 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14888 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14889 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14890 to COLLECT_GCC_OPTIONS.
14892 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14894 * collect2.c (target_system_root): New variable.
14895 (main): Handle --sysroot=.
14896 (ignore_library): Strip the sysroot from the library path.
14898 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14900 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14901 (collect2.o): Depend on collect2-aix.h.
14902 (collect2-aix.o): New rule.
14903 * collect2-aix.h: New file.
14904 * collect2-aix.c: Likewise.
14905 * collect2.c: Include collect2-aix.h. Don't undefine
14906 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14907 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14908 Use TARGET_AIX_VERSION instead of _AIX51.
14909 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14910 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14911 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14912 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14913 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14915 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14917 * collect2.c (ignore_library): Avoid premature post-increment
14918 and null deference.
14920 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14922 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14923 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14924 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14925 CROSS_DIRECTORY_STRUCTURE too.
14926 (LINK_LIBG_SPEC): Likewise.
14927 (LIB_SPEC): Add %R to sysroot paths.
14928 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14929 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14930 * config/rs6000/aix51.h: As for aix43.h.
14931 * config/rs6000/aix52.h: Likewise.
14932 * config/rs6000/aix53.h: Likewise.
14933 * config/rs6000/aix61.h: Likewise.
14934 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14935 to the beginning of sysroot paths.
14937 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14939 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14940 INSN_LISTs that are out of the REG_NOTE range.
14942 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14944 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14945 (struct var_to_expand): Likewise.
14946 (struct opt_info): Add head and tail for linked lists of the above.
14947 (analyze_insn_to_expand_var): Initialize next.
14948 (analyze_iv_to_split_insn): Likewise.
14949 (analyze_insns_in_loop): Create linked lists.
14950 (allocate_basic_variable): Simplify for use without hash table.
14951 (insert_var_expansion_initialization): Likewise, make it type-safer.
14952 (combine_var_copies_in_loop_exit): Likewise.
14953 (apply_opt_in_copies): Walk lists rather than hash tables.
14954 (release_var_copies): Simplified and inlined by hand into...
14955 (free_opt_info): ... this function.
14957 2009-06-02 Richard Guenther <rguenther@suse.de>
14959 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14962 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14964 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14965 only for builtins that are not overridden.
14967 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14969 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14972 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14974 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14976 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14978 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14980 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14982 * common.opt (fdump-unnumbered-links): New.
14983 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14984 * print-rtl.c (flag_dump_unnumbered_links): New.
14985 (print_rtx): Test it.
14987 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14989 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14990 push/pop multiple to 8-byte alignment.
14992 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14994 * config/i386/i386.c (queued_cfa_restores): New static variable.
14995 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14997 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14998 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14999 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15000 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15001 note unconditionally.
15002 (ix86_emit_restore_regs_using_mov): Likewise.
15003 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15004 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15005 it through to ix86_emit_restore_reg_using_pop.
15006 (ix86_emit_leave): Add RED_OFFSET argument. Call
15007 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15008 instead of adding REG_CFA_OFFSET note unconditionally.
15009 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15010 the above functions. Call ix86_add_queued_cfa_restore_notes when
15013 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15014 force output of the label even for dwarf2out_do_cfi_asm.
15015 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15016 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15017 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15019 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15020 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15021 dwarf2out_cfi_label callers.
15022 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15023 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15024 Adjust dwarf2out_cfi_label callers.
15025 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15027 * config/i386/i386.h (struct machine_cfa_state,
15028 struct machine_function): Guard with ifndef USED_FOR_TARGET
15029 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15032 * emutls.c (__emutls_get_address): Change arr->size to mean number
15033 of allocated arr->data entries instead of # of slots + 1.
15035 PR middle-end/40316
15036 * recog.c (peep2_reinit_state): New function.
15037 (peephole2_init_state): Use it at the end of a basic block and also
15038 when seeing a RTX_FRAME_RELATED_P insn.
15040 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15042 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15043 fixuns_truncrfdi2): New.
15044 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15045 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15046 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15047 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15048 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15049 *recip_approx): Remove.
15050 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15051 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15052 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15054 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15057 2009-06-01 Ian Lance Taylor <iant@google.com>
15059 * attribs.c (register_attribute): Use CONST_CAST.
15060 * collect2.c (main): Use CONST_CAST2.
15061 (scan_prog_file): Likewise.
15062 * gcc.c (process_command, main): Likewise.
15063 * toplev.c (toplev_main): Likewise.
15065 * c-typeck.c (handle_warn_cast_qual): New static function,
15066 partially broken out of build_c_cast.
15067 (build_c_cast): Call handle_warn_cast_qual.
15068 * doc/invoke.texi (Warning Options): Document new effect of
15071 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15073 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15074 (diagnostic_report_current_module): Print columns.
15075 * common.opt (flag_show_column): Enable by default.
15077 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15079 * alias.c (find_base_term): Check for NULL term before returning.
15081 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15083 Revert due to PR40320:
15084 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15085 * calls.c (emit_library_call_value_1): Don't force_operand for move
15088 2009-06-01 Olivier Hainque <hainque@adacore.com>
15089 Eric Botcazou <ebotcazou@adacore.com>
15091 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15092 to be processed as a bitfield for constructor output purposes.
15093 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15095 * varasm.c (oc_local_state): New type, output_constructor
15096 local state to support communication with helpers.
15097 (oc_outer_state): New type, output_constructor outer state of
15098 relevance in recursive calls.
15099 (output_constructor_array_range): New output_constructor helper,
15100 extracted code for an array range element.
15101 (output_constructor_regular_field): New output_constructor helper,
15102 extracted code for an element that is not a bitfield.
15103 (output_constructor_bitfield): New output_constructor helper,
15104 extracted code for a bitfield element. Accept an OUTER state
15105 argument for recursive processing. Recurse on record or array
15106 CONSTRUCTOR values, possibly past noop conversions.
15107 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15108 VALUE is a valid constant-valued expression for use in a static
15109 bit-field initializer.
15110 (output_constructor): Rework to use helpers. Accept and honor an
15111 OUTER state argument for recursive calls. Return total size. Be
15112 prepared for nested constructors initializing bitfields.
15113 (output_constant): Feed OUTER in calls to output_constructor.
15115 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15117 * calls.c (emit_library_call_value_1): Don't force_operand for move
15120 2009-06-01 Nick Clifton <nickc@redhat.com>
15122 * doc/invoke.texi (IA-64 Options): Fix typo.
15124 2009-06-01 Ira Rosen <irar@il.ibm.com>
15126 PR tree-optimization/39129
15127 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15129 (vect_do_peeling_for_loop_bound): Use
15130 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15131 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15132 (vect_loop_versioning): Likewise.
15133 (vect_create_cond_for_alias_checks): Fix indentation.
15134 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15136 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15137 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15138 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15139 "control flow in loop".
15140 (vect_estimate_min_profitable_iters): Use
15141 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15142 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15143 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15144 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15145 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15146 statement belongs to a group of strided accesses with the exact code
15148 (vectorizable_load): Likewise.
15149 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15150 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15152 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15154 * config/freebsd-stdint.h: New file.
15155 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15156 Add freebsd-stdint.h to tm_file.
15158 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15160 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15161 (thumb2_extendhidi2): Likewise.
15163 2009-05-31 Ian Lance Taylor <iant@google.com>
15165 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15167 2009-05-31 Ian Lance Taylor <iant@google.com>
15169 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15170 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15171 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15173 2009-05-31 Jason Merrill <jason@redhat.com>
15175 * tree-pretty-print.c (print_call_name): Take the callee, not the
15176 call itself. Make non-static. Use dump_function_name for functions.
15177 (dump_generic_node): Adjust.
15178 * diagnostic.h: Declare print_call_name.
15179 * gimple-pretty-print.c (dump_gimple_call): Use it.
15181 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15183 * config/sh/sh.md (ashldi3_std): New define_expand.
15186 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15189 * config/sh/sh.c: Include debug.h.
15190 (sh_expand_epilogue): Emit a blockage insn before the frame
15191 pointer adjustment also when dwarf2out_do_frame returns true.
15193 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15195 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15196 (thumb2_extendqidi2): New pattern.
15198 2009-05-31 Ira Rosen <irar@il.ibm.com>
15200 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15201 mark phis for renaming.
15202 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15203 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15204 Call mark_sym_for_renaming.
15205 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15206 * tree-vect-loop.c (vect_transform_loop): Remove
15207 vect_memsyms_to_rename initialization and a call to
15208 mark_set_for_renaming.
15210 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15212 PR middle-end/40304
15213 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15214 frame related even if !set_cfa && style < 0.
15216 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15218 * config/i386/mingw-tls.c: New file.
15219 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15220 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15221 defining _WIN32 but not __CYGWIN__.
15223 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15225 * configure.ac: Add MPC support.
15227 * config.in, configure: Regenerate.
15229 2009-05-29 Richard Henderson <rth@redhat.com>
15231 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15232 NOTE_INSN_BASIC_BLOCK.
15233 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15234 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15235 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15237 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15239 (add_cfi): Disable check redefining cfa away from drap.
15240 (lookup_cfa_1): Add remember argument; handle remember/restore.
15241 (lookup_cfa): Pass remember argument.
15242 (cfa_remember): New.
15243 (compute_barrier_args_size_1): Remove sibcall check.
15244 (dwarf2out_frame_debug_def_cfa): New.
15245 (dwarf2out_frame_debug_adjust_cfa): New.
15246 (dwarf2out_frame_debug_cfa_offset): New.
15247 (dwarf2out_frame_debug_cfa_register): New.
15248 (dwarf2out_frame_debug_cfa_restore): New.
15249 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15250 (dwarf2out_begin_epilogue): New.
15251 (dwarf2out_frame_debug_restore_state): New.
15252 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15253 DW_CFA_restore_state.
15254 (output_cfi_directive): Likewise.
15255 (convert_cfa_to_fb_loc_list): Likewise.
15256 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15257 * dwarf2out.h: Update.
15258 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15259 (copy_insn_1): Early out for null.
15260 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15261 and dwarf2out_frame_debug_restore_state.
15262 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15263 (prologue_insn_hash, epilogue_insn_hash): New.
15264 (free_after_compilation): Adjust freeing accordingly.
15265 (record_insns): Create hash table if needed; push insns into
15266 hash instead of array.
15267 (maybe_copy_epilogue_insn): New.
15268 (contains): Search hash table instead of array.
15269 (sibcall_epilogue_contains): Remove.
15270 (thread_prologue_and_epilogue_insns): Split eh_return insns
15271 and mark them as epilogues.
15272 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15273 scanning in terms of basic blocks.
15274 * insn-notes.def (CFA_RESTORE_STATE): New.
15275 * jump.c (returnjump_p_1): Accept EH_RETURN.
15276 (eh_returnjump_p_1, eh_returnjump_p): New.
15277 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15278 CFA_REGISTER, CFA_RESTORE): New.
15279 * rtl.def (EH_RETURN): New.
15280 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15282 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15283 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15285 * config/i386/i386.c (gen_push): Update cfa state.
15286 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15287 add a CFA_ADJUST_CFA note.
15288 (ix86_dwarf_handle_frame_unspec): Remove.
15289 (ix86_expand_prologue): Update cfa state.
15290 (ix86_emit_restore_reg_using_pop): New.
15291 (ix86_emit_restore_regs_using_pop): New.
15292 (ix86_emit_leave): New.
15293 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15294 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15295 * config/i386/i386.h (struct machine_cfa_state): New.
15296 (ix86_cfa_state): New.
15297 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15298 (eh_return_internal): Merge from eh_return_<mode>,
15299 use eh_return rtx, split w/ epilogue.
15301 2009-05-29 Ian Lance Taylor <iant@google.com>
15303 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15305 * calls.c (emit_library_call_value_1): Likewise.
15307 * c-typeck.c (c_build_va_arg): New function.
15308 * c-tree.h (c_build_va_arg): Declare.
15309 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15310 instead of build_va_arg.
15312 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15314 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15315 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15316 (ptr_difference_cost): Use affine combinations to compute it.
15317 (difference_cost): Likewise.
15318 (get_computation_cost_at): Compute more accurate cost for addresses
15319 if the ratio is a multiplier allowed in addresses.
15320 For non-addresses, consider that an additional offset or symbol is
15323 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15325 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15326 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15328 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15329 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15330 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15332 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15333 to 1 for TYPE_SSE{IADD1,CVT1}.
15334 (prefix_vex_imm8): Removed.
15335 (length_vex): Only pass 1 as second argument to
15336 ix86_attr_length_vex_default if prefix_extra is 0.
15337 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15338 (length): For prefix vex computation use length_immediate
15339 attribute instead of prefix_vex_imm8.
15340 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15341 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15342 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15343 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15344 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15345 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15346 a space in between the operands.
15347 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15348 if one operand is 0xff and the other one si, di, bp or sp.
15349 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15350 other one si, di, bp or sp.
15351 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15352 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15353 type and mode attributes.
15354 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15355 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15356 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15357 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15358 prefix_data16 attribute iff MODE_DF.
15359 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15360 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15361 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15362 constm128_operand in length_immediate computation.
15363 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15364 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15365 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15366 length_immediate attribute to 1.
15367 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15368 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15369 for certain alternatives.
15370 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15371 prefix_data16 attribute if MODE_V1DF.
15372 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15373 length_immediate to 1.
15374 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15375 length_address to 4, set mode attribute to MODE_DI.
15376 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15377 (fxam<mode>2_i387): Set length attribute to 4.
15378 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15379 *prefetch_3dnow_rex): Override length_address attribute.
15380 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15382 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15383 (constm128_operand): Removed.
15384 * config/i386/i386.c (memory_address_length): For
15385 disp && !index && !base in 64-bit mode account for SIB byte if
15386 print_operand_address can't optimize disp32 into disp32(%rip)
15387 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15388 for fs: or gs: segment.
15389 (ix86_attr_length_immediate_default): When checking if shortform
15390 is possible, truncate immediate to the length of the non-shortened
15392 (ix86_attr_length_address_default): Ignore MEM_P operands
15394 (ix86_attr_length_vex_default): Only check for DImode on
15395 GENERAL_REG_P operands.
15396 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15397 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15398 (sse_cvttps2pi): Clear prefix_rep attribute.
15399 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15401 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15402 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15403 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15404 iff operand 2 is const_int_operand.
15405 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15406 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15407 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15409 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15411 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15412 prefix_data16 attribute for movlpd and movhpd instructions.
15413 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15414 length_immediate for shufpd instruction.
15415 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15416 (avx_cmpp<avxmodesuffixf2c><mode>3,
15417 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15418 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15419 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15420 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15421 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15422 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15423 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15424 prefix_data16 attribute for the first alternative to 1.
15425 (*avx_loadlps): Override length_immediate for the first alternative.
15426 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15427 attributes for second alternative.
15428 (*vec_concatv2sf_sse4_1): Override length_immediate and
15429 prefix_data16 attributes for second alternative.
15430 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15431 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15432 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15433 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15434 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15435 prefix_data16 and length_immediate to 1.
15436 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15438 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15439 prefix_extra attribute for variants that don't have 0f prefix alone.
15440 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15441 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15442 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15443 *sse4_1_pextrd): Set length_immediate to 1.
15444 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15445 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15447 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15448 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15449 length_immediate to 1 for second alternative.
15450 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15451 prefix_extra and length_immediate attributes for the first
15453 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15455 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15456 to 1 for the first and third alternative.
15457 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15459 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15461 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15463 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15464 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15465 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15466 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15467 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15468 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15469 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15470 ssse3_psign<mode>3): Override prefix_rex attribute.
15471 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15472 (ssse3_palignrti): Override length_immediate to 1.
15473 (ssse3_palignrdi): Override length_immediate to 1, override
15474 prefix_rex attribute.
15475 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15476 (sse4a_extrqi): Override length_immediate to 2.
15477 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15478 (sse4a_insertq): Override prefix_data16 to 0.
15479 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15480 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15481 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15482 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15483 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15484 and length_immediate to 1.
15485 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15486 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15487 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15488 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15489 and length_immediate to 1.
15490 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15491 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15492 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15493 avx_ptest256): Override prefix_extra to 1.
15494 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15495 Override prefix_data16 and length_immediate to 1.
15496 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15497 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15498 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15499 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15500 prefix_data16 to 0 and prefix_extra to 2.
15501 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15502 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15504 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15505 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15506 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15507 and prefix_extra to 2.
15508 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15509 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15510 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15511 avx_vpermilvar<mode>3,
15512 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15513 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15514 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15515 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15516 Override prefix_extra to 1.
15517 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15518 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15519 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15520 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15521 prefix_extra and length_immediate to 1.
15522 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15524 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15525 to 1 for the first alternative.
15526 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15527 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15529 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15530 *movv2sf_internal_avx, *movv2sf_internal): Override
15531 prefix_rep attribute for certain alternatives.
15532 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15533 attributes for certain alternatives.
15534 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15535 attributes for certain alternatives.
15536 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15537 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15538 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15539 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15540 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15541 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15542 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15543 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15544 length_immediate to 1 if operand 2 is const_int_operand.
15545 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15546 *vec_extractv2si_1): Set length_immediate attribute to 1.
15547 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15548 using old 3DNOW insn rather than SSE/3DNOW_A.
15549 (mmx_emms, mmx_femms): Clear modrm attribute.
15551 2009-05-29 Martin Jambor <mjambor@suse.cz>
15553 * tree-sra.c: New implementation of SRA.
15555 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15556 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15557 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15558 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15559 (SRA_MAX_STRUCTURE_COUNT): Removed.
15560 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15561 * doc/invoke.texi (sra-max-structure-size): Removed.
15562 (sra-field-structure-ratio): Removed.
15564 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15566 PR middle-end/40291
15567 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15570 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15572 PR rtl-optimization/40101
15573 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15574 seqno. Adjust comment.
15575 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15576 inserting bookkeeping before a jump, the jump is not scheduled.
15577 When no positive seqno found, provide a value. Add comment.
15579 2009-05-29 Richard Guenther <rguenther@suse.de>
15581 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15582 short-cutting on the first component.
15584 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15586 PR middle-end/39958
15587 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15588 for trees other than decls/types.
15590 2009-05-29 Richard Guenther <rguenther@suse.de>
15592 * tree-ssa-operands.c (get_expr_operands): Do not handle
15593 INDIRECT_REFs in the handled-component case. Remove
15594 unused get_ref_base_and_extent case.
15595 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15596 tree_low_cst and host_integerp where possible.
15597 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15598 codes for equivalence.
15599 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15601 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15603 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15604 to tmake_file for i[34567]86-*-cygwin*.
15606 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15609 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15610 (altivec_categorize_keyword, init_vector_keywords,
15611 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15614 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15616 * tree.c (handle_dll_attribute): Check if node is
15617 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15619 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15621 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15623 (thumb2_zero_extendqidi2): Likewise.
15625 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15627 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15628 instead of gen_movrt.
15629 * config/sh/sh.md (movrt): Remove.
15631 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15633 * doc/invoke.texi (IA-64 Options):
15634 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15635 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15636 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15637 -msched-prefer-non-control-spec-insns,
15638 -msched-stop-bits-after-every-cycle,
15639 -msched-count-spec-in-critical-path,
15640 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15641 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15642 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15643 and -msched-spec-verbose.
15645 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15647 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15648 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15650 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15652 2009-05-28 Richard Guenther <rguenther@suse.de>
15654 * tree-ssa-alias.c (ao_ref_init): New function.
15655 (ao_ref_base): Likewise.
15656 (ao_ref_base_alias_set): Likewise.
15657 (ao_ref_alias_set): Likewise.
15658 (refs_may_alias_p_1): Change signature.
15659 (refs_may_alias_p): Adjust.
15660 (refs_anti_dependent_p): Likewise.
15661 (refs_output_dependent_p): Likewise.
15662 (call_may_clobber_ref_p_1): Change signature.
15663 (call_may_clobber_ref_p): Adjust.
15664 (stmt_may_clobber_ref_p_1): New function split out from ...
15665 (stmt_may_clobber_ref_p): ... here.
15666 (maybe_skip_until): Adjust signature.
15667 (get_continuation_for_phi): Likewise.
15668 (walk_non_aliased_vuses): Likewise.
15669 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15670 (ao_ref_init): Declare.
15671 (ao_ref_base): Likewise.
15672 (ao_ref_alias_set): Likewise.
15673 (stmt_may_clobber_ref_p_1): Likewise.
15674 (walk_non_aliased_vuses): Adjust.
15675 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15676 (get_ref_from_reference_ops): remove.
15677 (vn_reference_lookup_2): Adjust signature.
15678 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15679 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15680 (vn_reference_lookup): Adjust.
15681 (vn_reference_insert): Likewise.
15682 (vn_reference_insert_pieces): Adjust signature.
15683 (visit_reference_op_call): Adjust.
15684 * tree-ssa-pre.c (get_expr_type): Simplify.
15685 (phi_translate_1): Adjust.
15686 (compute_avail): Likewise.
15687 (translate_vuse_through_block): Do not re-build trees.
15688 (value_dies_in_block_x): Likewise.
15689 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15691 (vn_reference_lookup_pieces): Adjust declaration.
15692 (vn_reference_insert_pieces): Likewise.
15694 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15696 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15697 with checking disabled.
15699 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15703 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15704 macro definition for support of three-operand format aligned
15705 .comm directive in assembler on cygwin/pe/mingw target OS.
15706 * configure: Regenerate.
15707 * config.h: Regenerate.
15709 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15710 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15711 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15713 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15714 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15716 2009-05-28 Ira Rosen <irar@il.ibm.com>
15718 PR tree-optimization/40254
15719 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15720 in analysis of basic blocks.
15722 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15724 PR middle-end/33699
15725 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15726 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15727 (TARGET_INITIALIZER): Use it.
15728 * cse.c (CHEAPER): Move it up to the other macros.
15729 (insert): Rename this ...
15730 (insert_with_costs): ... to this. Add cost parameters. Update
15732 (insert): New function. Call insert_with_costs.
15733 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15734 find_reg_offset_for_const, try_const_anchors): New functions.
15735 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15736 when using a const-anchor. Call insert_const_anchors.
15737 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15738 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15740 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15742 * tree-inline.c (remap_decls): Enable nonlocalized variables
15743 when not optimizing.
15745 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15747 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15748 Simplify other tests involving optimize.
15750 2009-05-27 Tom Tromey <tromey@redhat.com>
15752 * unwind-dw2.c (_Unwind_DebugHook): New function.
15753 (uw_install_context): Call _Unwind_DebugHook.
15755 2009-05-27 Tom Tromey <tromey@redhat.com>
15757 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15759 2009-05-27 Ian Lance Taylor <iant@google.com>
15761 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15762 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15763 (ALL_LINKERFLAGS): Define.
15764 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15765 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15766 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15767 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15768 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15769 $(LINKER_FOR_BUILD).
15770 (build/gcov-iov$(build_exeext)): Likewise.
15772 2009-05-27 Julian Brown <julian@codesourcery.com>
15774 * gcse.c (target.h): Include.
15775 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15776 copy of argument to a pseudo register.
15778 2009-05-27 Diego Novillo <dnovillo@google.com>
15780 * tree-ssa-live.c (dump_scope_block): Document arguments.
15781 (dump_scope_blocks): Document.
15782 (debug_scope_blocks): New.
15783 * tree-flow.h (debug_scope_blocks): Declare.
15785 2009-05-21 Denis Chertykov <denisc@overta.ru>
15787 * doc/contrib.texi (Contributors): Add myself to the list.
15789 2009-05-27 Olivier Hainque <hainque@adacore.com>
15791 * expr.c (target_align): New function. Alignment the TARGET of an
15792 assignment may be assume to have.
15793 (highest_pow2_factor_for_target): Use it instead of relying on
15794 immediate tree attributes of TARGET, not necessarily honored when
15795 intermediate bitfields are involved.
15797 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15800 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15801 AVX, SSE4, AES, PCLMUL and POPCNT.
15803 2009-05-27 Diego Novillo <dnovillo@google.com>
15805 * tree-pretty-print.c (dump_location): New.
15806 (dump_generic_node): Call it.
15807 Factor code to handle BLOCK nodes ...
15808 (dump_block_node): ... here.
15810 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15812 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15814 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15816 * gcc-plugin.h: Include config.h and system.h.
15817 (IN_GCC): Define if not defined.
15819 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15821 PR middle-end/40249
15822 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15825 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15827 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15829 * config/m32r/m32r.h: Ditto.
15830 * config/m32r/m32r.md: Ditto.
15831 * config/m32r/predicates.md: Ditto.
15833 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15835 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15837 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15840 (Loading plugins): typo.
15841 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15842 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15843 (Interacting with the GCC Garbage Collector): Added new section.
15844 (Giving information about a plugin): Added new section for
15846 * ggc.h (ggc_register_root_tab): Added declaration.
15847 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15848 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15849 (register_callback): Improved comment in declaration.
15850 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15851 (extra_root_vec) Added static variable for dynamic roots registration.
15852 (ggc_register_root_tab) Added new routine.
15853 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15854 PLUGIN_GGC_MARKING event.
15855 * ggc-zone.c: Include plugin.h.
15856 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15857 * ggc-page.c: Include plugin.h.
15858 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15859 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15860 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15861 (register_callback): check lack of callbacks for
15862 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15863 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15864 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15865 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15866 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15867 dependency on plugin.h.
15868 (plugin.o): Added dependency on ggc.h...
15870 2009-05-26 Richard Guenther <rguenther@suse.de>
15872 PR middle-end/40248
15874 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15875 with mismatched comparison modes.
15877 * expr.c (expand_expr_real_1): Expand the operand of a
15878 VIEW_CONVERT_EXPR in its natural mode.
15880 2009-05-26 Ian Lance Taylor <iant@google.com>
15882 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15883 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15884 (ALL_COMPILERFLAGS): Define.
15885 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15886 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15887 (collect2$(exeext), collect2.o): Likewise.
15888 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15889 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15890 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15891 (libbackend.o, intl.o, cppdefault.o): Likewise.
15892 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15893 (build/%.o): Use $(COMPILER_FOR_BUILD).
15894 (build/gen%$(build_exeext)): Likewise.
15895 (build/gcov-iov$(build_exeext)): LIkewise.
15896 * config/t-darwin (darwin.o): Use $(COMPILER).
15897 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15898 * config/t-sol2 (sol2-c.o): Likewise.
15899 (sol2.o): Likewise.
15900 * config/t-vxworks (vxworks.o): Likewise.
15901 * config/x-darwin (host-darwin.o): Likewise.
15902 * config/x-hpux (host-hpux.o): Likewise.
15903 * config/x-linux (host-linux.o): Likewise.
15904 * config/x-solaris (host-solaris.o): Likewise.
15905 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15906 * config/arm/t-arm (arm-c.o): Likewise.
15907 * config/arm/t-pe (pe.o): Likewise.
15908 * config/arm/t-wince-pe (pe.o): Likewise.
15909 * config/i386/t-cygming (winnt.o): Likewise.
15910 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15911 * config/i386/t-cygwin (cygwin1.o): Likewise.
15912 (cygwin2.o): Likewise.
15913 * config/i386/t-i386 (i386-c.o): Likewise.
15914 * config/i386/t-interix (winnt.o): Likewise.
15915 * config/i386/t-netware (netware.o): Likewise.
15916 * config/i386/t-nwld (nwld.o): Likewise.
15917 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15918 * config/i386/x-i386 (driver-i386.o): Likewise.
15919 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15920 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15921 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15922 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15923 * config/mips/x-native (driver-native.o): Likewise.
15924 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15925 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15926 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15927 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15928 * config/score/t-score-elf (score7.o): Likewise.
15929 (score3.o): Likewise.
15930 * config/sh/t-sh (sh-c.o): Likewise.
15931 * config/sh/t-symbian (sh-c.o): Likewise.
15932 (symbian.o): Likewise.
15933 * config/spu/t-spu-elf (spu-c.o): Likewise.
15934 * config/v850/t-v850 (v850-c.o): Likewise.
15935 * config/v850/t-v850e (v850-c.o): Likewise.
15937 2009-05-26 Richard Guenther <rguenther@suse.de>
15939 PR tree-optimization/40122
15940 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15941 VECTOR_CSTs if possible.
15942 (fold_gimple_assign): Likewise.
15944 2009-05-26 Richard Guenther <rguenther@suse.de>
15946 PR middle-end/40252
15947 * fold-const.c (fold_binary): Use the correct types for building
15950 2009-05-26 Richard Guenther <rguenther@suse.de>
15952 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15953 redundant calls to merge_alias_info.
15954 (bump_vector_ptr): Likewise.
15955 * tree-ssa-copy.c (merge_alias_info): Remove.
15956 (replace_exp_1): Remove call to merge_alias_info.
15957 (propagate_tree_value): Likewise.
15958 (fini_copy_prop): Propagate points-to info.
15959 * tree-flow.h (merge_alias_info): Remove.
15961 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15963 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15965 2009-05-25 Jan Hubicka <jh@suse.cz>
15967 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15968 * cgraph.h (struct inline_summary): New filed self_wize,
15969 size_inlining_benefit, self_time and time_inlining_benefit.
15970 (struct cgraph_global_info): Replace insns by time ans size fields.
15971 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15972 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15973 (ipcp_update_callgraph): Do not touch function bodies.
15974 * ipa-inline.c: Include except.h
15975 (MAX_TIME): New constant.
15976 (overall_insns): Remove.
15977 (leaf_node_p): New.
15978 (overall_size, max_benefit): New static variables.
15979 (cgraph_estimate_time_after_inlining): New function.
15980 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15981 (cgraph_clone_inlined_nodes): Update size.
15982 (cgraph_mark_inline_edge): Update size.
15983 (cgraph_estimate_growth): Use size info.
15984 (cgraph_check_inline_limits): Check size.
15985 (cgraph_default_inline_p): Likewise.
15986 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15987 (cgraph_decide_recursive_inlining): Check size.
15988 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15990 (cgraph_decide_inlining): Likewise.
15991 (cgraph_decide_inlining_incrementally): Likewise; honor
15992 PARAM_EARLY_INLINING_INSNS.
15993 (likely_eliminated_by_inlining_p): New predicate.
15994 (estimate_function_body_sizes): New function.
15995 (compute_inline_parameters): Use it.
15996 * except.c (must_not_throw_labels): New function.
15997 * except.h (must_not_throw_labels): Declare.
15998 * tree-inline.c (init_inline_once): Kill inlining_weigths
15999 * tree-ssa-structalias.c: Avoid uninitialized warning.
16000 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16001 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16002 (PARAM_INLINE_CALL_COST): Remove.
16003 (PARAM_EARLY_INLINING_INSNS): New.
16005 2009-05-25 Richard Guenther <rguenther@suse.de>
16007 PR tree-optimization/36327
16008 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16009 callback for reference translation or lookup at the point of may-defs.
16010 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16011 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16012 for union COMPONENT_REFs.
16013 (vn_reference_lookup_3): New callback. Lookup from memset
16014 and CONSTRUCTOR assignment, translate through struct copies.
16015 (vn_reference_lookup_pieces): Make sure to not free the
16016 passed operands array. Adjust walk_non_aliased_vuses call.
16017 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16018 make sure we do not leak memory.
16020 2009-05-25 Richard Guenther <rguenther@suse.de>
16022 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16023 * tree-inline.c (expand_call_inline): Reset the escaped and
16024 callused solutions.
16025 * tree-ssa-structalias.c (pass_build_ealias): New.
16026 * tree-pass.h (pass_build_ealias): Declare.
16027 * passes.c (init_optimization_passes): Add PTA during
16028 early optimizations.
16029 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16030 and CALLUSED solutions.
16031 (dump_points_to_solution): New function, split out from ...
16032 (dump_points_to_info_for): ... here.
16033 * tree-parloops.c (parallelize_loops): Reset the escaped and
16034 callused solutions.
16036 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16039 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16040 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16042 2009-05-25 Ira Rosen <irar@il.ibm.com>
16044 PR tree-optimization/40238
16045 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16046 statements after basic block's labels.
16047 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16048 to free the allocated memory.
16050 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16052 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16053 return address with a USE.
16055 2009-05-24 Richard Guenther <rguenther@suse.de>
16057 PR middle-end/40233
16058 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16059 array type from the main variant of the inner type.
16061 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16063 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16064 definition to bool (from int) to un-break build.
16065 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16067 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16069 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16070 discard_stmt_changes): Delete.
16071 * tree-ssa-operands.c (scb_stack): Delete.
16072 (init_ssa_operands): Do not initialize it.
16073 (fini_ssa_operands): Do not free it.
16074 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16076 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16077 update_stmt, remove the others. Fix comments.
16078 * tree-dfa.c (optimize_stack_restore): Likewise.
16079 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16080 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16081 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16082 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16084 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16085 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16086 (dom_opt_finalize_block): Likewise, adjusting access to
16088 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16089 (stmts_to_rescan): Change item type to gimple.
16090 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16092 2009-05-24 Ira Rosen <irar@il.ibm.com>
16094 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16095 * tree-pass.h (pass_slp_vectorize): New pass.
16096 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16097 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16098 * tree-vectorizer.c (timevar.h): Include.
16099 (user_vect_verbosity_level): Declare.
16100 (vect_location): Fix comment.
16101 (vect_set_verbosity_level): Update user_vect_verbosity_level
16102 instead of vect_verbosity_level.
16103 (vect_set_dump_settings): Add an argument. Ignore user defined
16104 verbosity if dump flags require higher level of verbosity. Print to
16105 stderr only for loop vectorization.
16106 (vectorize_loops): Update call to vect_set_dump_settings.
16107 (execute_vect_slp): New function.
16108 (gate_vect_slp): Likewise.
16109 (struct gimple_opt_pass pass_slp_vectorize): New.
16110 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16111 access its members.
16112 (vec_info_for_bb): New function.
16113 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16114 (VECTORIZATION_ENABLED): New macro.
16115 (SLP_ENABLED, SLP_DISABLED): Likewise.
16116 (vect_is_simple_use): Add bb_vec_info argument.
16117 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16118 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16119 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16120 vect_schedule_slp, vect_analyze_slp): Likewise.
16121 (vect_analyze_stmt): Add slp_tree argument.
16122 (find_bb_location): Declare.
16123 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16124 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16125 (vect_analyze_loop_operations, vect_analyze_loop,
16126 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16127 vect_finalize_reduction, vectorizable_reduction,
16128 vectorizable_live_operation, vect_transform_loop): Likewise.
16129 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16130 skip evolution analysis if analyzing a basic block.
16131 (dr_analyze_indices): Likewise.
16132 (initialize_data_dependence_relation): Skip the test whether the
16133 object is invariant for basic blocks.
16134 (compute_all_dependences): Skip dependence analysis for data
16135 references in basic blocks.
16136 (find_data_references_in_stmt): Don't fail in case of invariant
16137 access in basic block.
16138 (find_data_references_in_bb): New function.
16139 (find_data_references_in_loop): Move code to
16140 find_data_references_in_bb and add a call to it.
16141 (compute_data_dependences_for_bb): New function.
16142 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16143 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16145 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16146 unknown dependence in basic block and fail in case of dependence in
16148 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16149 dependence instances from either loop or basic block vectorization
16151 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16152 before calling nested_in_vect_loop_p.
16153 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16154 dependence instances from either loop or basic block vectorization
16156 (vect_verify_datarefs_alignment): Likewise.
16157 (vect_enhance_data_refs_alignment): Adjust function calls.
16158 (vect_analyze_data_refs_alignment): Likewise.
16159 (vect_analyze_group_access): Fix printing. Skip different checks if
16160 DR_STEP is 0. Keep strided stores either in loop or basic block
16161 vectorization data structure. Fix indentation.
16162 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16164 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16165 dependence instances from either loop or basic block vectorization
16167 (vect_analyze_data_refs): Update comment. Call
16168 compute_data_dependences_for_bb to analyze basic blocks.
16169 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16170 case of loop vectorization. In case of basic block vectorization use
16171 data-ref itself as a base.
16172 (vect_create_data_ref_ptr): In case of basic block vectorization:
16173 don't advance the pointer, add new statements before the current
16174 statement. Adjust function calls.
16175 (vect_supportable_dr_alignment): Support only aligned accesses in
16176 basic block vectorization.
16177 * common.opt (ftree-slp-vectorize): New flag.
16178 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16179 (vect_pattern_recog_1): Likewise.
16180 * tree-vect-stmts.c (process_use): Likewise.
16181 (vect_init_vector): Add new statements in the beginning of the basic
16182 block in case of basic block SLP.
16183 (vect_get_vec_def_for_operand): Adjust function calls.
16184 (vect_finish_stmt_generation): Likewise.
16185 (vectorizable_call): Add assert that it is loop vectorization, adjust
16187 (vectorizable_conversion, vectorizable_assignment): Likewise.
16188 (vectorizable_operation): In case of basic block SLP, take
16189 vectorization factor from statement's type and skip the relevance
16190 check. Adjust function calls.
16191 (vectorizable_type_demotion): Add assert that it is loop
16192 vectorization, adjust function calls.
16193 (vectorizable_type_promotion): Likewise.
16194 (vectorizable_store): Check for outer loop only in case of loop
16195 vectorization. Adjust function calls. For basic blocks, skip the
16196 relevance check and don't advance pointers.
16197 (vectorizable_load): Likewise.
16198 (vectorizable_condition): Add assert that it is loop vectorization,
16199 adjust function calls.
16200 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16201 that it is not reduction, get vector type, call only supported
16202 functions, skip loop specific parts.
16203 (vect_transform_stmt): Check for outer loop only in case of loop
16205 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16206 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16207 for external definition.
16208 * passes.c (pass_slp_vectorize): New pass.
16209 * tree-vect-slp.c (find_bb_location): New function.
16210 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16211 check for patterns only in loops.
16212 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16213 case of multiple types in basic block SLP.
16214 (vect_mark_slp_stmts_relevant): New function.
16215 (vect_supported_load_permutation_p): Fix comment.
16216 (vect_analyze_slp_instance): Add argument. In case of basic block
16217 SLP, take vectorization factor from statement's type, check that
16218 unrolling factor is 1. Adjust function call. Save SLP instance in
16219 either loop or basic block vectorization structure. Return FALSE,
16221 (vect_analyze_slp): Add argument. Get strided stores groups from
16222 either loop or basic block vectorization structure. Return FALSE
16223 if basic block SLP failed.
16224 (new_bb_vec_info): New function.
16225 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16226 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16227 (vect_schedule_slp): Add argument. Get SLP instances from either
16228 loop or basic block vectorization structure. Set vectorization factor
16229 to be 1 for basic block SLP.
16230 (vect_slp_transform_bb): New function.
16231 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16233 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16235 * final.c (shorten_branches): Do not align labels for jump tables.
16236 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16238 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16240 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16241 Remove outdated reference to flow.c and fix nits.
16242 * doc/gccint.texi: Tweak RTL description.
16243 * doc/rtl.texi: Likewise.
16245 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16247 * config/avr/avr.c: Change my email address.
16248 * config/avr/avr.h: Likewise.
16249 * config/avr/avr.md: Likewise.
16250 * config/avr/avr-protos.h: Likewise.
16251 * config/avr/libgcc.S: Likewise.
16253 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16255 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16256 (spu_split_load, spu_split_store): Change return type to int.
16257 (spu_split_convert): Declare.
16258 * config/spu/predicates.md (spu_mem_operand): Remove.
16259 (spu_mov_operand): Update.
16260 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16261 * config/spu/spu.c (regno_aligned_for_load): Remove.
16262 (reg_aligned_for_addr, spu_expand_load): Define.
16263 (spu_expand_extv): Reimplement and handle MEM.
16264 (spu_expand_insv): Handle MEM.
16265 (spu_sched_reorder): Handle insn's with length 0.
16266 (spu_legitimate_address_p): Reimplement.
16267 (store_with_one_insn_p): Return TRUE for any mode with size
16268 larger than 16 bytes.
16269 (address_needs_split): Define.
16270 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16272 (spu_convert_move): Define.
16273 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16274 (spu_split_store): Change all MEM's to TImode.
16275 (spu_init_expanders): Preallocate registers that correspond to
16276 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16278 (spu_split_convert): Define.
16279 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16280 (_move<mode>, _movdi, _movti): Update predicate and condition.
16281 (load, store): Change to define_split.
16282 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16284 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16285 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16286 define_insn_and_split of lshr<mode>3.
16287 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16288 (<v>ashr<mode>3_imm): Define.
16289 (extv, extzv, insv): Allow MEM operands.
16290 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16291 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16292 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16293 (_spu_convert2): Change to define_insn_and_split and remove the
16294 corresponding define_peephole2.
16295 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16296 Change predicates to memory_operand.
16298 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16300 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16302 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16304 PR tree-optimization/40219
16305 * tree.c (iterative_hash_expr): Make sure the builtin function is
16306 a normal builtin function and not a front end or back end builtin
16307 before indexing into the built_in_decls array.
16309 2009-05-22 Richard Guenther <rguenther@suse.de>
16311 PR middle-end/38964
16312 * alias.c (write_dependence_p): Do not use TBAA for answering
16313 anti-dependence or output-dependence.
16314 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16315 (emit_pointer_definition): Remove.
16316 (emit_alias_warning): Likewise.
16317 (find_what_var_points_to): Remove TBAA pruning code.
16318 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16320 (compute_points_to_sets): Remove code computing the set of
16321 dereferenced pointers.
16322 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16323 oracle for querying anti and output dependencies.
16324 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16325 if TBAA may be applied.
16326 (refs_anti_dependent_p): New function.
16327 (refs_output_dependent_p): Likewise.
16328 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16329 (refs_output_dependent_p): Likewise.
16330 * doc/tree-ssa.texi (Memory model): New section.
16331 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16332 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16333 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16334 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16335 * expr.c (expand_expr_real_1): Likewise.
16336 * gimple-low.c (lower_stmt): Likewise.
16337 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16338 (dump_gimple_cdt): Remove.
16339 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16340 (gimple_size): Likewise.
16341 (walk_gimple_op): Likewise.
16342 (is_gimple_stmt): Likewise.
16343 (walk_stmt_load_store_addr_ops): Likewise.
16344 (gimple_build_cdt): Remove.
16345 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16346 * gimple.h (gimple_cdt_new_type): Remove.
16347 (gimple_cdt_new_type_ptr): Likewise.
16348 (gimple_cdt_set_new_type): Likewise.
16349 (gimple_cdt_location): Likewise.
16350 (gimple_cdt_location_ptr): Likewise.
16351 (gimple_cdt_set_location): Likewise.
16352 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16353 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16354 GIMPLE_CHANGE_DYNAMIC_TYPE.
16355 (verify_types_in_gimple_stmt): Likewise.
16356 * tree-inline.c (estimate_num_insns): Likewise.
16357 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16358 (copy_decl_to_var): Likewise.
16359 (copy_result_decl_to_var): Likewise.
16360 * tree-pretty-print.c (dump_generic_node): Do not handle
16361 CHANGE_DYNAMIC_TYPE_EXPR.
16362 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16363 * tree-ssa-operands.c (get_expr_operands): Likewise.
16364 * tree-ssa-structalias.c (struct variable_info): Remove
16365 no_tbaa_pruning member.
16366 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16367 (unify_nodes): Do not copy it.
16368 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16369 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16370 (set_uids_in_ptset): Do not check it.
16371 (find_what_var_points_to): Likewise.
16372 (compute_tbaa_pruning): Remove.
16373 (compute_points_to_sets): Do not call it.
16374 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16375 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16376 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16377 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16378 (DECL_NO_TBAA_P): Likewise.
16379 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16380 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16381 (expand_omp_atomic_pipeline): Do not set it.
16382 * print-tree.c (print_node): Do not dump it.
16383 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16386 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16389 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16392 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16394 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16397 2009-05-22 Ben Elliston <bje@au.ibm.com>
16399 * Makefile.in (bversion.h, s-bversion): New targets.
16400 (TOPLEV_H): Add bversion.h.
16401 * toplev.h: Include "bversion.h".
16402 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16403 the __format__ attribute only if compiling with the same version
16404 of GCC as the sources (the "build version").
16406 2009-05-22 Ben Elliston <bje@au.ibm.com>
16408 * c-format.c (handle_format_attribute): Fix comment typo.
16410 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16413 * config/ia64/ia64.opt (mfused-madd): New.
16414 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16415 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16416 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16417 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16418 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16419 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16420 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16421 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16422 instruction if !TARGET_FUSED_MADD.
16423 (fpma, fpms): Remove colon from name.
16425 2009-05-22 Richard Guenther <rguenther@suse.de>
16427 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16428 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16429 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16431 (create_expression_by_pieces): Only convert if necessary.
16432 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16433 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16435 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16437 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16438 regular pattern from a template and rename it ...
16439 (*extzv_truncsi_exts): ... to this.
16441 2009-05-21 Richard Guenther <rguenther@suse.de>
16443 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16444 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16445 (cgraph_default_inline_p): Likewise.
16446 (cgraph_decide_inlining_incrementally): Likewise.
16448 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16449 Uros Bizjak <ubizjak@gmail.com>
16451 * config/i386/cpuid.h (bit_MOVBE): New.
16453 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16455 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16456 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16457 (ix86_handle_option): Handle OPT_mmovbe.
16458 (ix86_target_string): Add -mmovbe.
16459 (pta_flags): Add PTA_MOVBE.
16460 (processor_alias_table): Add PTA_MOVBE to "atom".
16461 (override_options): Handle PTA_MOVBE.
16463 * config/i386/i386.h (TARGET_MOVBE): New.
16465 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16466 (*bswapsi_movbe): New.
16467 (*bswapdi_movbe): Likewise.
16468 (bswapdi2): Renamed to ...
16469 (*bswapdi_1): This.
16470 (bswapdi2): New expander.
16472 * config/i386/i386.opt (mmovbe): New.
16474 * doc/invoke.texi: Document -mmovbe.
16476 2009-05-21 Taras Glek <tglek@mozilla.com>
16478 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16479 * gcc-plugin.h (plugin_init): Updated signature.
16480 * gcc-plugin.h (plugin_name_args): Moved to this header.
16481 * doc/plugins.texi (plugin_init): Updated documention to reflect
16483 * doc/plugins.texi (plugin_name_args): Added to documention.
16485 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16487 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16488 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16490 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16492 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16493 JUMP_TABLE_DATA_P predicates where applicable.
16494 * config/i386/predicates.md: Ditto.
16495 * config/i386/sse.md: Ditto.
16497 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16499 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16500 operand2 -128 override length_immediate attribute to 1.
16501 * config/i386/predicates.md (constm128_operand): New predicate.
16503 * config/i386/i386.c (memory_address_length): Handle %r12
16504 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16506 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16507 mode look through optional ZERO_EXTEND and SUBREG.
16508 * config/i386/i386.md (R12_REG): New define_constant.
16509 (prefix_data16): For sse unit set also for MODE_TI insns.
16510 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16511 insns set if operand 1 is ext_QIreg_operand.
16512 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16513 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16515 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16516 mode from MODE_DI to MODE_SI.
16517 (movdi_1_rex64): Override modrm and length_immediate attributes
16518 only for movabs (TYPE_IMOV, alternative 2).
16519 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16520 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16521 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16522 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16523 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16524 prefix_rex attribute if DImode.
16525 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16526 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16527 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16528 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16529 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16530 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16531 Likewise. For TYPE_IMOV clear length_immediate attribute.
16532 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16533 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16534 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16535 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16536 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16537 or one operand TYPE_ISHIFT.
16538 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16539 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16540 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16541 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16542 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16543 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16544 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16545 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16546 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16547 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16548 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16549 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16550 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16551 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16552 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16553 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16554 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16555 set mode attribute, don't override length attribute.
16556 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16558 (return_internal_long): Set length attribute to 2 instead of 1.
16559 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16560 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16561 prefix_rex attribute.
16562 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16564 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16566 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16568 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16570 2009-05-20 Ian Lance Taylor <iant@google.com>
16572 * tree.c (build_tree_list_vec_stat): New function.
16573 (ctor_to_vec): New function.
16574 (build_nt_call_vec): New function.
16575 (build_call_array): Change args to be a const pointer.
16576 (build_call_vec): New function.
16577 * tree.h (build_nt_call_vec): Declare.
16578 (build_tree_list_vec_stat): Declare.
16579 (build_tree_list_vec): Define.
16580 (build_call_array): Update declaration.
16581 (build_call_vec): Declare.
16582 (ctor_to_vec): Declare.
16583 * c-common.c (tree_vector_cache): New static variable.
16584 (make_tree_vector): New function.
16585 (release_tree_vector): New function.
16586 (make_tree_vector_single): New function.
16587 (make_tree_vector_copy): New function.
16588 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16589 (make_tree_vector_single, make_tree_vector_copy): Declare.
16590 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16591 (c_parser_expr_list): Don't manage cache here, instead call
16593 (c_parser_release_expr_list): Remove static function.
16594 (c_parser_vec_to_tree_list): Remove static function.
16595 (c_parser_attributes): Call build_tree_list_vec instead of
16596 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16597 c_parser_release_expr_list.
16598 (c_parser_postfix_expression_after_primary): Likewise.
16599 (c_parser_objc_keywordexpr): Likewise.
16601 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16603 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16604 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16605 TARGET_CONVERT_TO_TYPE.
16606 * hooks.c (hook_tree_const_tree_null): Define.
16607 * hooks.h (hook_tree_const_tree_null): Declare.
16608 * target.h (struct gcc_target): Add invalid_parameter_type,
16609 invalid_return_type, promoted_type, and convert_to_type fields.
16610 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16611 (TARGET_INVALID_RETURN_TYPE): Define.
16612 (TARGET_PROMOTED_TYPE): Define.
16613 (TARGET_CONVERT_TO_TYPE): Define.
16614 (TARGET_INITIALIZER): Update for new fields.
16615 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16616 (grokparms): Check targetm.invalid_parameter_type.
16617 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16618 * c-convert.c (convert): Check targetm.convert_to_type.
16620 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16622 * config/mips/mips.md (*extenddi_truncate<mode>,
16623 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16625 (*extendhi_truncateqi): New define_insn_and_sptit.
16627 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16629 PR middle-end/40204
16630 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16631 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16633 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16635 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16636 the operand of VIEW_CONVERT_EXPR.
16638 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16640 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16641 extended family and model for Intel processors. Support Intel Atom.
16643 2009-05-20 Olivier Hainque <hainque@adacore.com>
16645 * gstab.h (stab_code_type): Define, to be used instead of the
16646 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16648 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16649 occurrences by stab_code_type.
16650 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16652 2009-05-20 Martin Jambor <mjambor@suse.cz>
16654 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16655 (sra_insert_before): Likewise.
16656 (sra_insert_after): Likewise.
16657 (sra_init_cache): Likewise.
16658 (sra_type_can_be_decomposed_p): Likewise.
16659 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16660 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16661 (sra_insert_before): Likewise.
16662 (sra_insert_after): Likewise.
16663 (sra_init_cache): Likewise.
16664 (insert_edge_copies_seq): Made static and moved upwards.
16666 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16669 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16671 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16672 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16675 2009-05-20 Richard Guenther <rguenther@suse.de>
16677 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16678 with mismatched comparison modes.
16680 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16682 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16683 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16684 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16685 with shifts for Thumb2.
16686 (orsi_notsi): New for orn.
16687 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16688 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16689 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16690 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16691 Don't invert remainder for IOR.
16693 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16695 PR tree-optimization/40087
16696 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16697 number_of_iterations_ne): Rename never_infinite argument.
16698 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16699 number_of_iterations_le): Handle pointer-type ivs when
16700 exit_must_be_taken is false.
16701 (number_of_iterations_cond): Do not always assume that
16702 exit_must_be_taken if the control variable is a pointer.
16704 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16706 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16707 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16709 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16711 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16712 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16714 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16717 * c.opt (Wlogical-op): Disabled by default.
16718 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16720 * doc/invoke.texi (Wlogical-op): Likewise.
16722 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16724 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16726 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16727 Propagate the type of the first operand.
16728 <ASSERT_EXPR>: Simplify.
16729 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16730 Rewrite using the RHS code as discriminant.
16731 <NOP_EXPR>: Turn into CASE_CONVERT.
16732 <PLUS_EXPR>: Propagate the type of the first operand.
16734 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16736 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16737 (ia64_dconst_0_375): New.
16738 * config/ia64/ia64.c (ia64_override_options): Remove
16739 -minline-sqrt-min-latency warning.
16740 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16741 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16742 * config/ia64/ia64.md (*sqrt_approx): Remove.
16743 (sqrtsf2): Remove #if 0.
16744 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16745 (sqrtdf): Remove assert.
16746 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16747 (sqrtxf2): Remove #if 0.
16748 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16749 * div.md (sqrt_approx_rf): New.
16750 (sqrtsf2_internal_thr): New implementation.
16751 (sqrtsf2_internal_lat): New.
16752 (sqrtdf2_internal_thr: New implementation.
16753 (sqrtxf2_internal): New implementation.
16755 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16756 Hans-Peter Nilsson <hp@axis.com>
16758 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16759 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16760 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16761 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16762 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16763 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16764 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16765 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16766 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16767 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16768 * c-common.c: ...from here.
16770 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16772 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16774 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16776 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16778 2009-05-19 Ben Elliston <bje@au.ibm.com>
16780 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16781 assignments with memcpy calls.
16782 (add_fdes): Likewise.
16783 (binary_search_unencoded_fdes): Likewise.
16784 (linear_search_fdes): Eliminate type puns.
16786 2009-05-19 Richard Guenther <rguenther@suse.de>
16788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16789 not falsely claim to have propagated into all uses.
16791 2009-05-19 Ben Elliston <bje@au.ibm.com>
16793 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16796 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16798 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16799 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16800 (TARGET_LEGITIMATE_ADDRESS_P): New.
16801 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16802 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16804 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16807 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16808 child of the containing namespace's DIE.
16810 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16812 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16813 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16814 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16817 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16820 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16821 gen_align with gen_pad.
16822 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16823 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16825 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16826 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16828 * config/i386/i386.md (align): Renamed to ...
16829 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16830 ASM_OUTPUT_MAX_SKIP_PAD.
16832 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16834 * config.gcc: Fix variable syntax.
16837 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16838 before calling exact_log2.
16839 (output_iorsi3): Likewise.
16840 (output_xorsi3): Likewise.
16842 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16844 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16845 for the none zero constant operand except for EQ and NE
16846 comprisons even when the first operand is R0.
16848 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16850 * config/s390/2064.md: Remove trailing whitespaces.
16851 * config/s390/2084.md: Likewise.
16852 * config/s390/constraints.md: Likewise.
16853 * config/s390/fixdfdi.h: Likewise.
16854 * config/s390/libgcc-glibc.ver: Likewise.
16855 * config/s390/s390-modes.def: Likewise.
16856 * config/s390/s390-protos.h: Likewise.
16857 * config/s390/s390.c: Likewise.
16858 * config/s390/s390.h: Likewise.
16859 * config/s390/s390.md: Likewise.
16860 * config/s390/tpf-unwind.h: Likewise.
16862 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16864 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16866 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16869 * configure.ac (m68k-*-*): Check if binutils support TLS.
16870 * configure: Regenerate.
16871 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16872 * config/m68k/constraints.md (Cu): New constraint.
16873 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16874 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16875 (movsi): Handle TLS symbols.
16876 (addsi3_5200): Handle XTLS symbols, indent.
16877 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16878 (m68k_tls_reference_p): Declare.
16879 (m68k_legitimize_address): Declare.
16880 (m68k_unwrap_symbol): Declare.
16881 * config/m68k/m68k.opt (mxtls): New option.
16882 * config/m68k/m68k.c (ggc.h): Include.
16883 (m68k_output_dwarf_dtprel): Implement hook.
16884 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16885 (m68k_expand_prologue): Load GOT pointer when function needs it.
16886 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16887 (m68k_legitimate_constant_address_p): Same.
16888 (m68k_decompose_address): Handle TLS references.
16889 (m68k_get_gp): New static function.
16890 (enum m68k_reloc): New contants.
16891 (TLS_RELOC_P): New macro.
16892 (m68k_wrap_symbol): New static function.
16893 (m68k_unwrap_symbol): New function.
16894 (m68k_final_prescan_insn_1): New static function.
16895 (m68k_final_prescan_insn): New function.
16896 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16898 (legitimize_pic_address): Handle TLS references..
16899 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16900 (m68k_libcall_value_in_a0_p)
16901 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16902 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16903 (m68k_legitimize_tls_address): Handle TLS references.
16904 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16906 (m68k_legitimize_address): Handle TLS symbols.
16907 (m68k_get_reloc_decoration): New static function.
16908 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16910 (m68k_output_dwarf_dtprel): Implement hook.
16911 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16912 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16913 m68k_call_* routines.
16914 (sched_attr_op_type): Handle TLS symbols.
16915 (gt-m68k.h): Include.
16916 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16917 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16919 2009-05-18 Martin Jambor <mjambor@suse.cz>
16921 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16922 (visit_store_addr_for_mod_analysis): New function.
16923 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16924 (determine_cst_member_ptr): Use gimple_assign_single_p.
16925 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16926 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16927 operands. Don't check number of operands of a NOP_EXPR.
16929 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16931 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16933 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16936 * c-common.c (warn_logical_operator): Don't warn if one of
16937 expression isn't always true or false.
16939 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16941 * config/i386/biarch32.h: New file.
16942 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16944 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16946 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16947 *zero_extend<mode>_truncqi): Merge these into ...
16948 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16949 Name the pattern following this as *zero_extendhi_truncqi.
16951 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16953 PR middle-end/39301
16954 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16955 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16956 (output_info): Make field HOST_WIDEST_INT.
16957 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16958 (dump_bitmat_statistics): Same.
16960 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16962 * config.gcc (use_gcc_stdint): Set to wrap.
16963 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16964 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16965 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16966 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16967 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16968 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16969 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16970 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16972 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16974 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16976 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16977 Move definitions earlier.
16978 (OPT_ARCH64, OPT_ARCH32): Define.
16979 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16982 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16985 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16988 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16990 * arm.md (movdi2): Copy non-reg values to DImode registers.
16992 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16995 * final.c (label_to_max_skip): New function.
16996 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16997 CODE_LABEL_NUMBER <= max_labelno.
16998 * output.h (label_to_max_skip): New prototype.
16999 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17000 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17001 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17002 Handle CODE_LABELs with >= 16 byte alignment or with
17003 max_skip == (1 << align) - 1.
17004 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17005 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17008 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17009 .p2align 3 if MAX_SKIP is smaller than 7.
17010 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17012 2009-05-15 Ian Lance Taylor <iant@google.com>
17014 * alias.c (struct alias_set_entry_d): Rename from struct
17015 alias_set_entry. Change all uses.
17016 * except.c (struct call_site_record_d): Rename from struct
17017 call_site_record. Change all uses.
17018 * except.h (struct eh_region_d): Rename from struct eh_region.
17020 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17022 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17023 ivtype_map_elt. Change all uses.
17024 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17026 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17027 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17029 (struct sese_d): Rename from struct sese. Change all uses.
17030 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17031 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17032 * optabs.h (struct optab_d): Rename from struct optab. Change all
17034 (struct convert_optab_d): Rename from struct convert_optab.
17036 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17037 ipa_opt_pass. Change all uses.
17038 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17041 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17042 defined as a typedef.
17043 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17046 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17049 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17051 (merge_ranges): Returns bool.
17052 * tree.h (make_range): .. to here.
17053 (build_range_check): Likewise.
17054 (merge_ranges): Likewise. Renamed from merge_ranges.
17055 * c-typeck.c (parser_build_binary_op): Update calls to
17056 warn_logical_operator.
17057 * c-common.c (warn_logical_operator): Add new warning.
17058 * c-common.h (warn_logical_operator): Update declaration.
17060 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17062 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17064 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17066 * doc/install.texi: Document MPC requirements, flags etc.
17068 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17069 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17070 Evaluate constant arguments.
17071 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17072 (fold_builtin_1): Likewise, also evaluate constant arguments.
17073 Remove superfluous break.
17074 (do_mpc_ckconv): New.
17075 * real.h: Include mpc.h.
17076 * toplev.c (print_version): Output MPC version info if available.
17078 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17080 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17082 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17084 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17087 2009-05-15 Jan Hubicka <jh@suse.cz>
17089 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17090 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17091 (try_inline): Fix return value.
17092 (cgraph_decide_inlining_incrementally): Honor new value.
17093 (cgraph_early_inlining): Handle indirect inlining.
17094 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17096 2009-05-15 Jan Hubicka <jh@suse.cz>
17098 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17099 * cgraphunit.c (cgraph_finalize_function): Set it.
17100 (cgraph_expand_function): Use it.
17102 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17104 * real.c (encode_ieee_half): Define.
17105 (decode_ieee_half): Define.
17106 (ieee_half_format): Define.
17107 (arm_half_format): Define.
17108 * real.h (ieee_half_format): Declare.
17109 (arm_half_format): Declare.
17111 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17113 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17114 swapped, and reversed optabs exist before trying to use them.
17116 2009-05-15 Paul Brook <paul@codesourcery.com>
17117 Sandra Loosemore <sandra@codesourcery.com>
17119 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17120 loads. Allow PRE_DEC.
17121 (output_move_neon): Handle PRE_DEC.
17122 (arm_print_operand): Add 'A' for neon structure loads.
17123 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17124 * config/arm/neon.md (neon_mov): Update comment.
17125 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17127 (Um): New constraint.
17129 2009-05-15 Jan Hubicka <jh@suse.cz>
17131 Revert the following patch until testsuite fallout is fixed:
17132 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17133 * cgraph.h (struct inline_summary): New filed self_wize,
17134 size_inlining_benefit, self_time and time_inlining_benefit.
17135 (struct cgraph_global_info): Replace insns by time ans size fields.
17136 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17137 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17138 (ipcp_update_callgraph): Do not touch function bodies.
17139 * ipa-inline.c: Include except.h
17140 (MAX_TIME): New constant.
17141 (overall_insns): Remove
17142 (overall_size, max_benefit): New static variables.
17143 (cgraph_estimate_time_after_inlining): New function.
17144 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17145 (cgraph_clone_inlined_nodes): Update size.
17146 (cgraph_mark_inline_edge): Update size.
17147 (cgraph_estimate_growth): Use size info.
17148 (cgraph_check_inline_limits): Check size.
17149 (cgraph_default_inline_p): Likewise.
17150 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17151 (cgraph_decide_recursive_inlining): Check size.
17152 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17154 (cgraph_decide_inlining): Likewise.
17155 (cgraph_decide_inlining_incrementally): Likewise; honor
17156 PARAM_EARLY_INLINING_INSNS.
17157 (likely_eliminated_by_inlining_p): New predicate.
17158 (estimate_function_body_sizes): New function.
17159 (compute_inline_parameters): Use it.
17160 * except.c (must_not_throw_labels): New function.
17161 * except.h (must_not_throw_labels): Declare.
17162 * tree-inline.c (init_inline_once): Kill inlining_weigths
17163 * tree-ssa-structalias.c: Avoid uninitialized warning.
17164 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17165 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17166 (PARAM_INLINE_CALL_COST): Remove.
17167 (PARAM_EARLY_INLINING_INSNS): New.
17169 2009-05-15 Richard Guenther <rguenther@suse.de>
17171 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17172 not TODO_update_ssa.
17174 2009-05-15 Richard Guenther <rguenther@suse.de>
17176 PR tree-optimization/39999
17177 * gimple.h (gimple_expr_type): Use the expression type looking
17178 through useless conversions.
17179 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17180 (vn_nary_op_insert_stmt): Likewise.
17181 (simplify_binary_expression): Likewise.
17183 2009-05-15 Richard Guenther <rguenther@suse.de>
17185 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17186 New options, enabled by default.
17187 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17189 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17190 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17191 * tree-ssa-structalias.c (gate_tree_pta): New function.
17192 (pass_build_alias): Use it.
17194 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17197 recurse on an invariant address if a conversion from a pointer
17198 type to a wider integer type is involved.
17200 2009-05-15 Jan Hubicka <jh@suse.cz>
17202 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17203 * cgraph.h (struct inline_summary): New filed self_wize,
17204 size_inlining_benefit, self_time and time_inlining_benefit.
17205 (struct cgraph_global_info): Replace insns by time ans size fields.
17206 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17207 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17208 (ipcp_update_callgraph): Do not touch function bodies.
17209 * ipa-inline.c: Include except.h
17210 (MAX_TIME): New constant.
17211 (overall_insns): Remove
17212 (overall_size, max_benefit): New static variables.
17213 (cgraph_estimate_time_after_inlining): New function.
17214 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17215 (cgraph_clone_inlined_nodes): Update size.
17216 (cgraph_mark_inline_edge): Update size.
17217 (cgraph_estimate_growth): Use size info.
17218 (cgraph_check_inline_limits): Check size.
17219 (cgraph_default_inline_p): Likewise.
17220 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17221 (cgraph_decide_recursive_inlining): Check size.
17222 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17224 (cgraph_decide_inlining): Likewise.
17225 (cgraph_decide_inlining_incrementally): Likewise; honor
17226 PARAM_EARLY_INLINING_INSNS.
17227 (likely_eliminated_by_inlining_p): New predicate.
17228 (estimate_function_body_sizes): New function.
17229 (compute_inline_parameters): Use it.
17230 * except.c (must_not_throw_labels): New function.
17231 * except.h (must_not_throw_labels): Declare.
17232 * tree-inline.c (init_inline_once): Kill inlining_weigths
17233 * tree-ssa-structalias.c: Avoid uninitialized warning.
17234 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17235 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17236 (PARAM_INLINE_CALL_COST): Remove.
17237 (PARAM_EARLY_INLINING_INSNS): New.
17238 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17239 (inline-call-cost): Remove.
17240 (early-inlining-insns): New.
17242 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17244 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17246 (print_int_cst_bounds_in_octal_p): Likewise.
17247 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17249 * dwarf2out.c (base_type_die): Likewise.
17250 (is_subrange_type): Delete.
17251 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17252 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17253 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17254 if the destination type is boolean.
17255 (build_range_check): Do not special-case subtypes.
17256 (fold_sign_changed_comparison): Likewise.
17257 (fold_unary): Likewise.
17258 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17259 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17260 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17261 * tree.c (subrange_type_for_debug_p): New predicate based on the
17262 former is_subrange_type.
17263 * tree.h (subrange_type_for_debug_p): Declare.
17264 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17265 (convert_affine_scev): Remove call to above function.
17266 (chrec_convert_aggressive): Likewise.
17267 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17268 false for conversions involving subtypes.
17269 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17270 (vrp_val_min): Likewise.
17271 (needs_overflow_infinity): Likewise.
17272 (extract_range_from_unary_expr): Likewise.
17274 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17276 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17277 * config/frv/frv.c: Likewise.
17278 * config/s390/s390.c: Likewise.
17279 * config/sparc/sparc.h: Likewise.
17280 * config/i386/i386.h: Likewise.
17281 * config/i386/i386.c: Likewise.
17282 * config/crx/crx.c: Likewise.
17283 * config/m68hc11/m68hc11.h: Likewise.
17284 * config/iq2000/iq2000.c: Likewise.
17285 * config/mn10300/mn10300.h: Likewise.
17286 * config/mn10300/mn10300.c: Likewise.
17287 * config/m68k/m68k.c: Likewise.
17288 * config/rs6000/rs6000.c: Likewise.
17289 * config/rs6000/xcoff.h: Likewise.
17290 * config/rs6000/linux64.h: Likewise.
17291 * config/rs6000/sysv4.h: Likewise.
17292 * config/score/score3.c: Likewise.
17293 * config/score/score7.c: Likewise.
17294 * config/score/score.c: Likewise.
17295 * config/arm/arm.md: Likewise.
17296 * config/mips/mips.c: Likewise.
17297 * config/mips/mips.md: Likewise.
17298 * config/bfin/bfin.h: Likewise.
17299 * config/pa/pa.c: Likewise.
17300 * config/pa/constraints.md: Likewise.
17302 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17303 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17304 * config/pdp11/pdp11.h: Use memory_address_p instead.
17306 2009-05-14 Ian Lance Taylor <iant@google.com>
17308 * passes.c (finish_optimization_passes): Change i to int.
17309 * plugin.c (plugins_active_p): Change event to int.
17310 (dump_active_plugins): Likewise.
17311 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17313 * tree.c (tree_range_check_failed): Change c to unsigned int.
17314 (omp_clause_range_check_failed): Likewise.
17315 (build_common_builtin_nodes): Change mode to int. Add cast.
17316 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17317 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17319 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17320 ++ or -- with a variable of enum type.
17322 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17325 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17327 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17329 * store-motion.c: Do not include params.h
17330 * Makefile.in: Fix dependencies for various files.
17332 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17334 * auto-inc-dec.c: Fix pass description, remove apparent
17335 accidental duplication.
17337 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17339 PR middle-end/40147
17340 * ipa-utils.h (memory_identifier_string): Moved to ...
17341 * tree.h (memory_identifier_string): Here. Add GTY(()).
17343 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17345 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17346 in the former documentation of...
17347 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17348 * ira-conflicts.c (get_dup_num): Use address_operand.
17349 * targhooks.c (default_legitimate_address_p): New.
17350 * targhooks.h (default_legitimate_address_p): New.
17351 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17353 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17354 * target.h (struct target): Add legitimate_address_p.
17355 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17356 (TARGET_INITIALIZER): Include it.
17358 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17359 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17360 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17361 (TARGET_LEGITIMATE_ADDRESS_P): New.
17363 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17364 (REG_OK_STRICT_P): Delete.
17365 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17366 (frv_legitimate_address_p_1): ... this.
17367 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17368 (frv_legitimate_address_p_1): ... the renamed old
17369 frv_legitimate_address_p.
17370 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17371 (TARGET_LEGITIMATE_ADDRESS_P): New.
17373 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17374 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17375 * config/s390/s390.c (legitimate_address_p): Rename to...
17376 (s390_legitimate_address_p): ... this, make static.
17377 (legitimize_address): Adjust call.
17378 (TARGET_LEGITIMATE_ADDRESS_P): New.
17379 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17381 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17382 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17383 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17384 (TARGET_LEGITIMATE_ADDRESS_P): New.
17386 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17387 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17388 * config/spu/spu.c (spu_legitimate_address): Rename to...
17389 (spu_legitimate_address_p): ... this, make static.
17390 (TARGET_LEGITIMATE_ADDRESS_P): New.
17392 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17393 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17394 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17395 (sparc_legitimate_address_p): ... this, make static and return bool.
17396 (legitimize_address): Adjust call.
17397 (TARGET_LEGITIMATE_ADDRESS_P): New.
17399 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17400 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17401 * config/i386/i386.c (legitimate_address_p): Rename to...
17402 (ix86_legitimate_address_p): ... this, make static.
17403 (constant_address_p): Move after it, adjust call.
17404 (TARGET_LEGITIMATE_ADDRESS_P): New.
17406 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17407 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17408 * config/avr/avr.c (legitimate_address_p): Rename to...
17409 (avr_legitimate_address_p): ... this, make static.
17410 (legitimize_address): Adjust call.
17411 (TARGET_LEGITIMATE_ADDRESS_P): New.
17413 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17414 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17415 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17416 (TARGET_LEGITIMATE_ADDRESS_P): New.
17418 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17419 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17420 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17421 (TARGET_LEGITIMATE_ADDRESS_P): New.
17423 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17424 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17426 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17428 (TARGET_LEGITIMATE_ADDRESS_P): New.
17430 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17431 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17433 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17435 (m68hc11_legitimate_address_p): ... this, make static.
17436 (go_if_legitimate_address_internal): Rename to...
17437 (m68hc11_legitimate_address_p_1): ... this.
17438 (legitimize_address): Adjust call.
17439 (TARGET_LEGITIMATE_ADDRESS_P): New.
17441 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17442 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17443 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17444 (TARGET_LEGITIMATE_ADDRESS_P): New.
17446 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17447 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17448 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17449 (mn10300_legitimate_address_p): ... this, make static.
17450 (TARGET_LEGITIMATE_ADDRESS_P): New.
17452 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17453 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17454 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17455 (TARGET_LEGITIMATE_ADDRESS_P): New.
17457 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17458 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17459 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17460 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17461 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17462 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17463 (rs6000_legitimate_address_p): ... this, make static.
17464 (TARGET_LEGITIMATE_ADDRESS_P): New.
17465 (REG_MODE_OK_FOR_BASE_P): Delete.
17466 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17468 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17469 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17471 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17472 static, adjust types.
17473 (TARGET_LEGITIMATE_ADDRESS_P): New.
17475 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17476 * config/score/score.c (score_address_p): Rename to...
17477 (score_legitimate_address_p): ... this.
17478 (TARGET_LEGITIMATE_ADDRESS_P): New.
17479 * config/score/score3.c (score3_address_p): Rename to...
17480 (score3_legitimate_address_p): ... this.
17481 * config/score/score7.c (score7_address_p): Rename to...
17482 (score7_legitimate_address_p): ... this.
17484 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17485 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17486 GO_IF_LEGITIMATE_ADDRESS): Delete.
17487 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17488 thumb2_legitimate_address_p): Delete.
17489 (arm_legitimate_address_p): Rename to...
17490 (arm_legitimate_address_outer_p): ... this.
17491 * config/arm/constraints.md ("Uq"): Adjust call.
17492 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17493 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17495 (arm_legitimate_address_outer_p): ... this.
17496 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17498 (TARGET_LEGITIMATE_ADDRESS_P): New.
17500 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17501 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17502 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17503 (TARGET_LEGITIMATE_ADDRESS_P): New.
17505 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17506 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17507 * config/vax/vax.c (legitimate_address_p): Rename to...
17508 (vax_legitimate_address_p): ... this, make static.
17509 (TARGET_LEGITIMATE_ADDRESS_P): New.
17511 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17512 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17513 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17514 (TARGET_LEGITIMATE_ADDRESS_P): New.
17516 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17517 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17518 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17519 (mmix_legitimate_address_p): ... this, make static.
17520 (TARGET_LEGITIMATE_ADDRESS_P): New.
17522 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17523 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17524 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17525 (TARGET_LEGITIMATE_ADDRESS_P): New.
17527 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17529 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17530 of MODE_COMPLEX_INT.
17532 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17534 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17535 LCT_NORMAL in function call.
17536 * mips-tdump.c (print_file_desc): Add cast to enum type.
17537 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17538 (mark_stabs): Add casts to enum types.
17539 (parse_stabs_common): Add casts to enum types.
17541 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17543 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17544 Check for invalid values of LETTER.
17546 2009-05-13 Taras Glek <tglek@mozilla.com>
17548 * attribs.c (register_attribute): moved out attribute registration
17549 into register_attribute.
17550 * doc/plugins.texi: Documented register_attribute and
17552 * gcc-plugin.h: Added forward decl for register_attribute.
17553 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17554 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17555 PLUGIN_ATTRIBUTES boilerplate.
17557 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17559 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17560 values even in sentinel and empty entries.
17561 (ms_printf_flag_specs): Likewise.
17562 (ms_scanf_flag_specs): Likewise.
17563 (ms_strftime_flag_specs): Likewise.
17564 (ms_print_char_table): Likewise.
17565 (ms_scan_char_table): Likewise.
17566 (ms_time_char_table): Likewise.
17568 2009-05-13 Doug Kwan <dougkwan@google.com>
17570 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17572 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17574 * config/mips/mips.md (store): Add attributes for QI and HI.
17576 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17577 (truncdi<mode>2): ... this new pattern.
17579 2009-05-13 Brad Hards <bradh@kde.org>
17581 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17583 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17584 Ben Elliston <bje@au.ibm.com>
17586 PR middle-end/40035
17587 * dse.c (check_mem_read_rtx): Guard against width == -1.
17589 2009-05-13 Michael Matz <matz@suse.de>
17591 PR middle-end/39976
17592 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17593 (trivially_conflicts_p): New function.
17594 (insert_backedge_copies): Use it.
17596 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17598 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17599 (handle_stdc_pragma): Use new enum constant names.
17600 (handle_pragma_float_const_decimal64): Ditto.
17602 2009-05-13 Ian Lance Taylor <iant@google.com>
17604 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17607 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17609 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17610 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17612 * config/m68k/m68k.h (FL_UCLINUX): Define.
17614 2009-05-13 Jan Hubicka <jh@suse.cz>
17616 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17618 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17620 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17621 unless -fschedule-insns is specified.
17623 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17626 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17627 TARGET_EXPAND_CBRANCHDI4.
17628 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17629 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17630 (cmpeqdi): Fix comment.
17632 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17634 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17635 (sh_legitimate_address_p): Likewise.
17636 * config/sh/sh.c (sh_legitimate_index_p): New.
17637 (sh_legitimate_address_p): Likewise.
17638 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17639 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17640 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17641 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17642 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17643 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17644 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17645 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17646 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17648 2009-05-12 Jan Hubicka <jh@suse.cz>
17650 * tree-inline.c (estimate_operator_cost): Add operands;
17651 when division happens by constant, it is cheap.
17652 (estimate_num_insns): Loads and stores are not having cost of 0;
17653 EH magic stuff is cheap; when computing runtime cost of switch,
17654 use log2 base of amount of its cases; builtin_expect has cost of 0;
17655 compute cost for moving return value of call.
17656 (init_inline_once): Initialize time_based flags.
17657 * tree-inline.h (eni_weights_d): Add time_based flag.
17659 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17661 * df-core.c: Update head documentation.
17663 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17666 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17667 shadowing exisiting variable op1.
17669 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17672 * config/i386/driver-i386.c (processor_signatures): New enum.
17673 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17674 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17675 processor signature to detect geode processor.
17677 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17681 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17683 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17684 causes spurious differences between trunk and cond-optab branch.
17686 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17688 * dojump.c (compare_from_rtx): Delete.
17689 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17690 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17691 if the comparison does not satisfy the predicate; test predicates for
17692 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17693 further if one existing pattern fails.
17694 * expr.h (compare_from_rtx): Delete.
17695 (prepare_operand): Declare it.
17696 * optabs.c: Change "lib call" to "libcall" throughout.
17697 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17698 HAVE_conditional_trap, emit_cmp_insn): Delete.
17699 (can_compare_p): Delete cmp_optab case.
17700 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17701 Accept other parameters by value.
17702 (prepare_operand): Make non-static.
17703 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17704 other parameters by value. Try to widen operands here based on
17705 an optab_methods argument and looking at cbranch_optab.
17706 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17707 loop. Use cbranch_optab directly.
17708 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17709 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17711 (emit_conditional_move, emit_conditional_add): Inline what's needed
17712 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17713 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17714 with COMPARE. Move cmov_optab and cstore_optab above
17715 with cbranch_optab, move cmp_optab down with ucmp_optab,
17716 remove tst_otpab. Do not initialize trap_rtx.
17717 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17718 for trap code. Do not check HAVE_conditional_trap. Use
17719 prepare_cmp_insn. Accept no predicate for operand 3.
17720 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17721 (OTI_ctrap, ctrap_optab): New.
17722 (tst_optab): Delete.
17723 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17724 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17725 with lookup of ctrap_optab.
17726 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17728 (ctrap_optab): New.
17730 * combine.c (combine_simplify_rtx, simplify_set): Do not
17731 special case comparing against zero for cc0 machines.
17732 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17733 COMPARE on cc0 machines.
17734 (simplify_relational_operation): Return a new expression when
17735 a COMPARE could be removed.
17736 * final.c (final_scan_insn): Compare cc_status values
17737 against LHS of a (compare FOO (const_int 0)) cc0 source.
17738 Also check if cc_status.value is the full compare.
17740 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17741 (cstoreMM4): Document.
17742 (conditional_trap): Document ctrapMM4 instead.
17743 (sync_compare_and_swapMM): Refer to cbranchcc4.
17744 (Dependent Patterns): Eliminate obsolete information referring to
17745 the old jump optimization phase.
17746 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17747 of compares with 0 on cc0 machines.
17748 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17749 avoiding references to cc0. Remove text about storing operands
17751 * doc/tm.texi (Condition Codes): Include blurb on different
17752 condition code representations, separate into subsections for
17753 CC0, MODE_CC and conditional execution.
17755 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17756 alpha_emit_setcc): Accept operands and a machine mode.
17757 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17758 Get code/op0/op1 from operands, use machine mode argument
17759 instead of alpha_compare.fp_p. Emit the branch here.
17760 (alpha_emit_setcc): Likewise, and return boolean.
17761 (alpha_emit_conditional_move): Likewise. Assert that
17762 cmp_op_mode == cmp_mode, and simplify accordingly.
17763 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17764 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17765 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17767 (stack probe test): Use cbranchdi4.
17768 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17770 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17771 * config/arc/arc.h (movsicc, movsfcc): Use it.
17772 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17773 (cbranchsi4, cstoresi4): New.
17774 (cmpsi, bCC and sCC expanders): Remove.
17776 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17777 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17778 * config/arm/predicates.md (arm_comparison_operator): Only include
17779 floating-point operators if there is a hardware floating-point unit.
17780 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17781 deferring to cbranch_cc and cstore_cc respectively.
17782 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17783 cbranch_cc, cstore_cc): New.
17784 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17786 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17788 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17789 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17791 (adjust_insn_length): Adjust calls.
17792 (avr_reorg): Handle (compare (foo) (const_int 0)).
17793 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17794 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17795 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17796 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17798 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17799 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17801 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17802 (cbranchsi4, cstorebi4, cstoresi4): New.
17803 (movbisi): This insn is duplicate, split it to zero_extend.
17804 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17805 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17806 (bfin_optimize_loop): Use cbranch expander.
17807 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17808 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17809 (bfin_bimode_comparison_operator): ... this.
17810 (bfin_direct_comparison_operator): New.
17812 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17813 inside (compare FOO (const_int 0)).
17814 (cris_rtx_costs): Handle ZERO_EXTRACT.
17815 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17816 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17817 (*tstdi_v32): Delete.
17818 (*cmpdi_non_v32): Add M alternative for operand 1.
17819 (cmpsi, cmp<mode>): Make private.
17820 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17822 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17824 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17825 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17826 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17827 (cc_reg_operand): New.
17828 (any_cond): Delete.
17829 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17830 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17831 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17832 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17833 crx_expand_scond): Delete.
17835 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17837 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17838 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17840 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17841 cstoresi4, cstoresf4, cstoredf4): New.
17842 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17843 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17844 Receive the entire operands array.
17845 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17846 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17847 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17848 Get test/op0/op1 from the operands array.
17849 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17851 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17852 (h8300_expand_store): New.
17853 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17855 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17856 (h8300_expand_store): New.
17857 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17858 or do not try to produce (set (cc0) REG).
17859 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17860 change a compare into a move to a scratch register. Disable some
17861 peepholes when comparing with zero.
17862 (tstsi, tsthi, tstsi, cmpqi): Make private.
17864 (bCC, sCC): Delete.
17865 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17868 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17869 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17870 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17871 (ix86_emit_i387_log1p): Use cbranchxf2.
17872 (ix86_expand_setcc): Return void.
17873 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17874 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17875 cmp<MODEF>, cmpcc): Remove.
17876 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17877 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17878 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17879 (sCC and bCC expanders): Remove.
17880 (stack_protect_test): Use cbranchcc4.
17882 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17884 (ia64_expand_compare): Accept three rtx by reference and return void.
17885 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17886 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17887 from *expr. Update *expr with the BImode comparison to do.
17888 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17889 cmptf, bCC, sCC, conditional_trap): Delete.
17890 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17891 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17892 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17893 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17894 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17896 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17897 type of last argument.
17898 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17899 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17900 use machine mode argument instead of branch_type. Remove dead
17901 code for floating-point comparisons.
17902 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17903 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17905 (cbranchsi4, cstoresi4): New.
17906 * config/iq2000/predicates.md (reg_or_const_operand): New.
17908 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17909 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17910 (b<code>_op): Rewrite to...
17911 (bcc_op): ... this, using match_operator.
17912 (s<code>_op): Rewrite to...
17913 (scc_op): ... this, using match_operator.
17914 (s<code>_24_op): Rewrite to...
17915 (scc_op_24): ... this, using match_operator.
17916 (s<code>_<mode>): Rewrite to...
17917 (cstore<mode>4): ... this, using match_operator.
17918 (s<code>_<mode>_24): Rewrite to...
17919 (cstore<mode>4_24): ... this, using match_operator.
17920 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17921 m32c_unpend_compare, m32c_expand_scc): Delete.
17922 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17923 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17924 (m32c_expand_movcc): Change NE to EQ if necessary.
17925 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17927 * config/m32r/m32r-protos.h (gen_cond_store): New.
17928 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17929 (gen_cond_store): New, from sCC patterns.
17930 (m32r_expand_block_move): Use cbranchsi4.
17931 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17932 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17933 (cbranchsi4, cstoresi4): New.
17935 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17937 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17938 (m68hc11_notice_update_cc): Look into a compare with 0.
17939 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17941 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17942 cmphi, cmpqi, bCC): Delete.
17943 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17944 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17945 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17948 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17949 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17950 * config/m68k/constraints.md (H): New.
17951 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17952 the define_insn below.
17953 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17954 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17955 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17956 patterns): Wrap RHS with COMPARE.
17957 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17958 (*cmpdi_internal): Name this pattern.
17959 (cmpdi): Change to define_insn.
17960 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17961 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17962 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17964 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17965 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17966 (conditional_trap): Change to...
17967 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17968 (*conditional_trap): Use the ordered_comparison_operator and
17969 const1_operand predicates.
17970 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17971 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17972 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17973 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17975 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17976 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17977 (mcore_gen_compare): New.
17978 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17979 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17980 (mcore_gen_compare): ... this.
17981 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17982 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17983 (stack probe pattern): Use cbranchsi4.
17985 * config/mips/predicates.md (mips_cstore_operator): New.
17986 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17987 * config/mips/mips.md (any_cond): Delete.
17988 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17990 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17991 fixuns_truncsfdi2): Use cbranch patterns.
17992 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17993 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17994 Adjust call to mips_expand_conditional_branch.
17995 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17997 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17998 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17999 * config/mips/mips.c (cmp_operands): Delete.
18000 (mips_emit_compare): Get comparison operands from *op0/*op1.
18001 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18002 that it succeeds. Use op0/op1 instead of cmp_operands.
18003 (mips_expand_conditional_branch, mips_expand_conditional_move,
18004 mips_expand_conditional_trap): Likewise.
18005 (mips_block_move_loop): Use cbranch patterns.
18006 * config/mips/mips.h (cmp_operands): Delete.
18008 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18009 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18010 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18011 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18012 (*cmpcc_folded): Rename to...
18013 (*cmpdi_folded): this.
18014 (*cmpcc): Rename to...
18016 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18019 (cbranchdf4): New. Handle invalid comparisons here.
18020 * config/mmix/predicates.md (float_comparison_operator): New.
18022 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18023 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18024 * config/mn10300/mn10300.md (tst): Delete.
18025 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18026 Name these patterns and wrap RHS in a compare.
18027 (*cmpsi): Make this pattern private. Include tst.
18028 (*cmpsf): Make this pattern private.
18029 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18030 (compare with zero peepholes): Likewise.
18032 (cbranchsi4, cbranchsf4): New.
18033 (casesi): Use cbranchsi4.
18035 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18036 hppa_branch_type): Delete.
18037 (return_addr_rtx): Use cbranchsi4.
18038 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18039 Emit CCFPmode comparison here.
18040 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18041 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18042 hppa_branch_type): Delete.
18043 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18044 (movsicc, movdicc): Remove references to hppa_compare_op0,
18045 hppa_compare_op1 and compare_from_rtx.
18046 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18047 (casesi): Use cbranchsi4.
18049 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18050 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18051 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18052 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18053 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18055 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18056 (*branch, *branch_inverted): New.
18058 * config/picochip/picochip.md (cbranchhi4): Use
18059 ordered_comparison_operator.
18060 (cmphi, bCC): Remove.
18062 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18063 (trap_comparison_operator): Delete.
18064 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18065 rs6000_emit_cbranch): Accept mode and operands.
18066 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18067 rs6000_compare_fp_p): Delete.
18068 (rs6000_generate_compare): Accept mode and comparison. Extract code
18069 and op0/op1 from there. Replace references to rs6000_compare_op0
18070 and rs6000_compare_op1.
18071 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18072 extract result from passed operands.
18073 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18074 extract loc from passed operands.
18075 (rs6000_emit_cmove): Likewise.
18076 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18077 rs6000_compare_fp_p): Delete.
18078 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18079 (cbranch<GPR>4, cbranch<FP>4): New.
18080 (cstore<mode>4): New. Consolidate here all choices about when to use
18081 portable or specialized sCC sequences.
18082 (stack_protect_test): Use cbranchsi4.
18083 (conditional_trap): Replace with ctrap<GPR>4.
18084 (conditional trap insn): Replace trap_comparison_operator with
18085 ordered_comparison_operator.
18087 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18088 (s390_emit_prologue): Use ctrap.
18089 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18090 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18091 New predicates replacing...
18092 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18093 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18094 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18095 (add<mode>cc): Do not use s390_compare_op0/op1.
18096 (s<code>): Change to...
18097 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18098 (seq): Change to...
18099 (cstorecc4): ... this. Handle EQ or NE equally.
18100 (*sne): Un-privatize for use in cstorecc4.
18101 (b<code>): Change to...
18102 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18103 (conditional_trap): Replace with...
18104 (ctrap<GPR>4, ctrap<FP>4): ... these.
18105 (stack_protect): Use cbranchcc4.
18107 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18108 * config/score/score-protos.h (score_gen_cmp): Delete.
18109 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18110 (score_block_move-loop): Use cbranchsi4.
18111 * config/score/score.md (cbranchsi4): New.
18112 (cmpsi, bCC): Delete.
18113 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18114 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18115 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18116 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18117 * config/score/score3.h (score3_gen_cmp): Delete.
18118 * config/score/score7.h (score7_gen_cmp): Delete.
18120 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18121 (sh_emit_scc_to_t): ... this. Return void.
18122 (from_compare): Rename to...
18123 (sh_emit_compare_and_branch): ... this.
18124 (sh_emit_compare_and_set): New.
18125 (sh_expand_t_scc): Accept operands.
18126 * config/sh/predicates.md (sh_float_comparison_operator): New.
18127 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18128 (prepare_scc_operands): Rename to...
18129 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18131 (sh_emit_cheap_store_flag): New.
18132 (sh_emit_set_t_insn): New.
18133 (from_compare): Rename to...
18134 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18135 handling of TARGET_SH2E floating point to avoid recursive call.
18136 Generate branch here.
18137 (sh_emit_compare_and_set): New.
18138 (sh_expand_t_scc): Get op0/op1 from arguments.
18139 (sh_emit_cheap_store_flag): New.
18140 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18142 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18143 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18144 (movsicc, movdicc): Do nothing when it recreated operands from
18145 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18146 prepare_scc_operands (now sh_emit_scc_to_t).
18147 (udivdi3): Use cstoresi4.
18148 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18149 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18150 (cbranchint4_media, cbranchfp4_media): New.
18151 (casesi): Use cbranchdi4.
18152 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18154 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18155 (movnegt): Remove second operand.
18156 (cbranchsf4, cbranchdf4): New.
18157 (stack_protect): Use cbranchdi4/cbranchsi4.
18159 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18160 (gen_compare_reg): Accept comparison, extract part of it to...
18161 (gen_compare_reg_1): ... this.
18162 (gen_compare_operator): Delete.
18163 (gen_v9_scc): Accept separate destination, comparison code and arms.
18164 Do not use sparc_compare_op0/sparc_compare_op1.
18165 (emit_scc_insn, emit_conditional_branch_insn): New.
18166 (emit_v9_brxx): Make static. Remove useless assertion.
18167 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18169 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18170 * config/sparc/sparc-protos.h (gen_compare_reg,
18171 sparc_emit_float_lib_cmp): Adjust prototype.
18172 (emit_scc_insn, emit_conditional_branch_insn): New.
18173 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18174 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18175 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18176 iterators to the top.
18177 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18178 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18179 snedi_special_trunc): Delete.
18180 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18181 and snedi_special_trunc.
18182 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18183 cbranchdi4, cbranch<F:mode>4): New.
18184 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18185 here. Use gen_compare_reg instead of gen_compare_operator.
18186 (conditional_trap): Replace with...
18187 (ctrapsi4, ctrapdi4): ... this.
18188 (stack_protect_test): Use cbranchcc4.
18190 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18192 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18193 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18194 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18195 from operands[0] or operands[3] depending on is_set.
18196 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18197 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18198 cmpdf, bCC), sCC: Remove.
18199 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18200 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18202 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18203 spu_emit_branch_or_set.
18205 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18207 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18208 xstormy16_compare_op1): Delete.
18209 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18210 xstormy16_compare_op1): Delete.
18211 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18213 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18214 (cmphi, cmpsi, bCC): Remove.
18216 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18217 (*cmpsi): ... this one.
18218 (cbranchsi4, cstoresi4): New.
18219 (bCC expanders): Delete.
18220 (sCC insns): Fold into...
18221 (*setcc): ... this one.
18222 (casesi): Do not use gen_cmpsi and gen_bgtu.
18223 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18224 (movsicc): Simplify.
18225 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18227 * config/vax/vax-protos.h (cond_name): New.
18228 (vax_output_conditional_branch): Remove.
18229 * config/vax/vax.c (cond_name): New.
18230 (vax_output_conditional_branch): Remove.
18231 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18232 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18233 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18234 (bit<VAXint>): Wrap source with (compare).
18235 (b<code> and following unnamed pattern): Rename to *branch and
18236 *branch_reversed. Change macroization to match_operator.
18237 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18239 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18240 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18241 Change last argument to machine_mode.
18242 (xtensa_expand_scc): Add machine_mode argument.
18243 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18244 (gen_conditional_move, xtensa_expand_conditional_branch,
18245 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18246 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18247 Adjust operand numbers.
18248 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18250 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18251 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18252 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18254 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18256 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18257 causes spurious differences between trunk and cond-optab branch.
18259 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18262 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18264 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18266 * tree.c (iterative_hash_pointer): Delete.
18267 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18268 Hash UIDs and versions of SSA names. Don't special-case built-in
18269 function declarations.
18271 2009-05-11 Ian Lance Taylor <iant@google.com>
18274 * graphite.c: Force -Wc++-compat to only be a warning before
18275 #including "cloog/cloog.h".
18277 2009-05-11 Martin Jambor <mjambor@suse.cz>
18279 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18281 2009-05-11 Jan Hubicka <jh@suse.cz>
18283 * tree-ssa-loop-ivcanon.c: Include target.h
18284 (struct loop_size): new structure.
18285 (constant_after_peeling): New predicate.
18286 (tree_estimate_loop_size): New function.
18287 (estimated_unrolled_size): Rewrite for new estimates.
18288 (try_unroll_loop_completely): Use new estimates.
18289 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18291 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18293 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18294 libcpp interface change.
18295 (spu_macro_to_expand): Likewise.
18297 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18299 PR tree-optimization/40026
18300 * gimplify.c (gimplify_init_constructor): Change initial conditional
18301 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18302 optimize_compound_literals_in_ctor.
18304 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18306 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18308 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18310 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18312 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18313 HOST_WIDE_INT for gap.
18315 2009-05-11 Ira Rosen <irar@il.ibm.com>
18317 PR tree-optimization/40074
18318 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18319 account in group size and step comparison.
18321 2009-05-11 Richard Guenther <rguenther@suse.de>
18323 * passes.c (init_optimization_passes): Strip now incorrect comment.
18324 (execute_function_todo): Do not set PROP_alias.
18325 * tree-pass.h (PROP_alias): Remove.
18326 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18327 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18328 * tree-nrv.c (pass_return_slot): Likewise.
18329 * tree-object-size.c (pass_object_sizes): Likewise.
18330 * tree-ssa-dom.c (pass_dominator): Likewise.
18331 (pass_phi_only_cprop): Likewise.
18332 * tree-ssa-dse.c (pass_dse): Likewise.
18333 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18334 (pass_cselim): Likewise.
18335 * tree-ssa-pre.c (pass_pre): Likewise.
18336 (pass_fre): Likewise.
18337 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18338 * tree-ssa-sink.c (pass_sink_code): Likewise.
18339 * tree-stdarg.c (pass_stdarg): Likewise.
18340 * tree-tailcall.c (pass_tail_calls): Likewise.
18341 * tree-vrp.c (pass_vrp): Likewise.
18343 2009-05-10 Ian Lance Taylor <iant@google.com>
18345 * basic-block.h (enum profile_status): Break out of struct
18346 control_flow_graph.
18347 * cgraph.h (struct inline_summary): Break out of struct
18349 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18350 of struct cgraph_order_sort.
18351 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18352 * cse.c (struct branch_path): Break out of struct
18353 cse_basic_block_data.
18354 * except.h (enum eh_region_type): Break out of struct eh_region.
18355 * gcc.c (enum add_del): Break out of struct modify_target.
18356 * genrecog.c (enum decision_type): Break out of struct decision_test.
18357 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18359 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18360 * regmove.c (enum match_use): New enum, broken out of struct match.
18361 * sched-int.h (enum post_call_group): New enum, broken out of
18363 (struct deps_reg): Break out of struct deps.
18364 * target.h (struct asm_int_op): Break out of struct gcc_target.
18365 * tree-eh.c (struct goto_queue_node): Break out of struct
18367 * tree-inline.h (enum copy_body_cge_which): Break out of
18369 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18371 * c-decl.c (in_struct, struct_types): New static variables.
18372 (pushtag): Add loc parameter. Change all callers.
18373 (lookup_tag): Add ploc parameter. Change all callers.
18374 (check_compound_literal_type): New function.
18375 (parser_xref_tag): Add loc parameter. Change all callers. If
18376 -Wc++-compat, warn about struct/union/enum types defined within a
18378 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18379 and loc parameters. Change all callers. Change error calls to
18380 error_at, using loc. For a redefinition, if the location of the
18381 original definition is known, report it. Set in_struct and
18382 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18383 (finish_struct): Add new parameters enclosing_in_struct and
18384 enclosing_struct_types. Change all callers. Set
18385 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18386 in the struct. If in a struct, add this struct to struct_types.
18387 (start_enum): Add loc parameter. Change all callers. Use
18388 error_at for errors, using loc. For a redefinition, if the
18389 location of the original definition is known, report it. If in a
18390 struct, add this enum type to struct_types. If -Wc++-compat warn
18391 if in sizeof, typeof, or alignof.
18392 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18393 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18394 (c_parser_enum_specifier): Get enum location for start_enum.
18395 (c_parser_struct_or_union_specifier): Get struct location for
18396 start_struct. Save in_struct and struct_types status between
18397 start_struct and finish_struct.
18398 (c_parser_cast_expression): Get location of cast.
18399 (c_parser_alignof_expression): Get location of type.
18400 (c_parser_postfix_expression): Likewise.
18401 (c_parser_postfix_expression_after_paren_type): Add type_loc
18402 parameter. Change all callers. Call check_compound_literal_type.
18403 Use type_loc for error about variable size type.
18404 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18405 of an enum constant from an enum type defined in a struct or union.
18406 (c_cast_expr): Add loc parameter. Change all callers. If
18407 -Wc++-compat, warn about defining a type in a cast.
18408 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18409 (start_enum, start_struct, finish_struct): Update declarations.
18410 (parser_xref_tag, c_cast_expr): Update declarations.
18411 (check_compound_literal_type): Declare.
18413 2009-05-11 Ben Elliston <bje@au.ibm.com>
18415 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18416 for recent libcpp interface change.
18417 (rs6000_macro_to_expand): Likewise.
18419 2009-05-10 Michael Matz <matz@suse.de>
18422 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18423 not at entry of function.
18425 2009-05-10 Richard Guenther <rguenther@suse.de>
18427 PR tree-optimization/40081
18429 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18430 using the main variant of the element type. Do not fiddle with
18431 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18433 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18434 structs with volatile fields.
18436 2009-05-10 Jan Hubicka <jh@suse.cz>
18438 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18439 (estimate_move_cost): Assert that it does not get called for
18441 (estimate_num_insns): Skip VOID types in argument handling.
18442 (optimize_inline_calls): Delete unreachable blocks and verify that
18443 callgraph is valid.
18445 2009-05-10 Jan Hubicka <jh@suse.cz>
18447 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18448 * cgraph.c (cgraph_mark_address_taken_node): New function.
18449 (dump_cgraph_node): Dump new flag.
18450 * cgraph.h (struct cgraph_node): Add address_taken.
18451 (cgraph_mark_address_taken_node): New function.
18452 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18453 since new direct calls can be born.
18455 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18457 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18458 tok->val.node.node.
18460 2009-05-10 Jan Hubicka <jh@suse.cz>
18462 PR middle-end/40084
18463 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18465 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18466 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18467 * tree-inline.c (copy_bb): Set frequency correctly.
18468 (fold_marked_statements): Update call to
18469 cgraph_update_edges_for_call_stmt.
18471 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18473 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18474 identifiers in diagnostics.
18475 * config/arm/arm.c (arm_handle_fndecl_attribute,
18476 arm_handle_isr_attribute): Likewise.
18477 * config/avr/avr.c (avr_handle_progmem_attribute,
18478 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18479 * config/bfin/bfin.c (handle_int_attribute,
18480 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18481 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18482 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18484 * config/darwin.c (darwin_handle_kext_attribute,
18485 darwin_handle_weak_import_attribute): Likewise.
18486 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18487 h8300_handle_eightbit_data_attribute,
18488 h8300_handle_tiny_data_attribute): Likewise.
18489 * config/i386/i386.c (ix86_handle_cconv_attribute,
18490 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18491 * config/i386/winnt.c (ix86_handle_shared_attribute,
18492 ix86_handle_selectany_attribute): Likewise.
18493 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18494 * config/m32c/m32c.c (function_vector_handler): Likewise.
18495 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18496 m68hc11_handle_fntype_attribute): Likewise.
18497 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18498 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18499 * config/mips/mips.c (mips_insert_attributes,
18500 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18501 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18502 rs6000_handle_struct_attribute): Likewise.
18503 * config/sh/sh.c (sh_insert_attributes,
18504 sh_handle_resbank_handler_attribute,
18505 sh_handle_interrupt_handler_attribute,
18506 sh2a_handle_function_vector_handler_attribute,
18507 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18509 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18510 * config/spu/spu.c (spu_handle_fndecl_attribute,
18511 spu_handle_vector_attribute): Likewise.
18512 * config/stormy16/stormy16.c
18513 (xstormy16_handle_interrupt_attribute): Likewise.
18514 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18515 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18517 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18519 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18520 (pp_translate_identifiers): New.
18521 (pp_identifier): Only conditionally translate identifier to locale
18523 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18524 (pp_base_tree_identifier): Only conditionally translate identifier
18525 to locale character set.
18526 * c-pretty-print.c (M_): Define.
18527 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18528 fragments for conditional translation with M_.
18529 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18530 identifier translation.
18532 2009-05-10 Richard Guenther <rguenther@suse.de>
18534 PR tree-optimization/40081
18535 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18536 using the main variant of the element type. Do not fiddle with
18537 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18539 2009-05-09 Jan Hubicka <jh@suse.cz>
18541 PR middle-end/40080
18542 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18543 indirect calls; verify cgraph afterwards.
18545 2009-05-09 Jan Hubicka <jh@suse.cz>
18548 * ipa.c (update_inlined_to_pointer): New function.
18549 (cgraph_remove_unreachable_nodes): Use it.
18551 2009-05-09 Jan Hubicka <jh@suse.cz>
18553 * tree-eh.c (struct leh_state): Remove prev_try.
18554 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18555 not track prev_try.
18556 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18557 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18558 remove_eh_handler_and_replace, foreach_reachable_handler,
18559 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18560 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18561 (gen_eh_region_cleanup): Update prototype.
18563 2009-05-09 Jan Hubicka <jh@suse.cz>
18565 PR middle-end/40043
18566 * except.c (copy_eh_region): Always set prev_try.
18567 (redirect_eh_edge_to_label): Find outer try.
18568 (foreach_reachable_handler): When looking for prev try
18569 handle case where previous try is not going to be taken.
18571 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18573 PR tree-optimization/40049
18574 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18575 only vector/vector shifts, convert the type of the constant to the
18576 appropriate type to avoid building incorrect trees, which
18577 eventually have problems with garbage collection.
18579 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18581 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18582 -1 for complex floating-point types if honoring signed zeros.
18584 2009-05-08 Jan Hubicka <jh@suse.cz>
18586 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18587 argument; handle correctly when profile is absent.
18588 (build_cgraph_edges): Update.
18589 (rebuild_cgraph_edges): Update.
18590 * cgraph.c: Do not include varray.h.
18591 (cgraph_set_call_stmt_including_clones): New function.
18592 (cgraph_create_edge_including_clones): Likewise
18593 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18594 (cgraph_update_edges_for_call_stmt): Handle clones.
18595 (cgraph_remove_node): Handle clone tree.
18596 (cgraph_remove_node_and_inline_clones): New function.
18597 (dump_cgraph_node): Dump clone tree.
18598 (cgraph_clone_node): Handle clone tree.
18599 (clone_function_name): Bring here from tree-inline.c.
18600 (cgraph_create_virtual_clone): New function.
18601 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18602 (cgraph_clone_info): New function.
18603 (strut cgraph_node): Add clone_info and new clone tree pointers.
18604 (cgraph_remove_node_and_inline_clones,
18605 cgraph_set_call_stmt_including_clones,
18606 cgraph_create_edge_including_clones,
18607 cgraph_create_virtual_clone): Declare.
18608 (cgraph_function_versioning): Use VEC argument.
18609 (compute_call_stmt_bb_frequency): Update prototype.
18610 (cgraph_materialize_all_clones): New function.
18611 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18612 (ipcp_create_replace_map): Update to VECtors.
18613 (ipcp_update_callgraph): Use virtual clones.
18614 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18615 (ipcp_update_profiling): Do not update local profiling.
18616 (ipcp_insert_stage): Use VECtors and virtual clones.
18617 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18618 (clone_of_p): New function.
18619 (cgraph_preserve_function_body_p): Use clone tree.
18620 (cgraph_optimize): Materialize clones.
18621 (cgraph_function_versioning): Update for VECtors.
18622 (save_inline_function_body): Use clone tree.
18623 (cgraph_materialize_clone): New function.
18624 (cgraph_materialize_all_clones): Likewise.
18625 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18626 * ipa.c: Include gimple.h.
18627 (cgraph_remove_unreachable_nodes): Use clone tree.
18628 * ipa-prop.c (ipa_note_param_call): Update call to
18629 compute_call_stmt_bb_frequencycall.
18630 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18631 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18632 (copy_bb): Handle updating of clone tree; add new edge when new call
18634 (expand_call_inline): Be strict about every call having edge.
18635 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18636 (delete_unreachable_blocks_update_callgraph): New function.
18637 (tree_function_versioning): Use VECtors; always remove unreachable
18638 blocks and fold conditionals.
18639 * tree-inline.h: Do not include varray.h.
18640 (tree_function_versioning): Remove.
18641 * Makefile.in (GTFILES): Remove tree-inline.c
18642 * passes.c (do_per_function): Do only functions having body.
18643 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18646 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18647 Andrew Morrow <acm@google.com>
18650 * c-common.c (c_common_attribute_table): Permit deprecated
18651 attribute to take an optional argument.
18652 (handle_deprecated_attribute): If the optional argument to
18653 __attribute__((deprecated)) is not a string ignore the attribute
18654 and emit a warning.
18656 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18657 * c-typeck.c (build_component_ref): Likewise.
18658 (build_external_ref): Likewise.
18660 * toplev.c (warn_deprecated_use): Add an attribute argument.
18661 Emit the message associated with __attribute__((deprecated)).
18663 * toplev.h (warn_deprecated_use): Updated.
18665 * doc/extend.texi: Document new optional parameter to
18666 __attribute__((deprecated))
18668 2009-05-08 Michael Eager <eager@eagercon.com>
18670 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18671 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18673 2009-05-08 Richard Guenther <rguenther@suse.de>
18675 PR tree-optimization/40062
18676 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18677 Avoid exponential behavior.
18679 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18681 PR rtl-optimization/33928
18683 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18684 process_uses, build_single_def_use_links): New.
18685 (update_df): Update use_def_ref.
18686 (forward_propagate_into): Use get_def_for_use instead of use-def
18688 (fwprop_init): Call build_single_def_use_links and let it initialize
18690 (fwprop_done): Free use_def_ref.
18691 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18692 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18693 df_rd_simulate_one_insn): New.
18694 (df_rd_bb_local_compute_process_def): Update head comment.
18695 (df_chain_create_bb): Use the new RD simulation functions.
18696 * df.h (df_rd_simulate_artificial_defs_at_top,
18697 df_rd_simulate_one_insn): New.
18698 * opts.c (decode_options): Enable fwprop at -O1.
18699 * doc/invoke.texi (-fforward-propagate): Document this.
18701 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18704 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18705 and one complex operand specially.
18706 * tree-complex.c (some_nonzerop): Do not identify a real value as
18707 zero if flag_signed_zeros.
18709 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18711 PR rtl-optimization/33928
18712 * loop-invariant.c (record_use): Fix && vs. || mishap.
18714 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18716 PR rtl-optimization/33928
18717 * loop-invariant.c (struct use): Add addr_use_p.
18718 (struct def): Add n_addr_uses.
18719 (struct invariant): Add cheap_address.
18720 (create_new_invariant): Set cheap_address.
18721 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18722 (record_uses): Pass df_ref to record_use.
18723 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18726 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18728 * config/sh/sh.c: Do not include c-pragma.h.
18730 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18732 * config/spu/spu.c: Remove include of c-common.h.
18734 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18737 * c-common.h (mark_valid_location_for_stdc_pragma,
18738 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18739 clear_float_const_decimal64, float_const_decimal64_p): New.
18740 * c.opt (Wunsuffixed-float-constants): New.
18741 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18742 unsuffixed float constant, handle new warning.
18743 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18744 * c-decl.c (c_scope): New flag float_const_decimal64.
18745 (set_float_const_decimal64, clear_float_const_decimal64,
18746 float_const_decimal64_p): New.
18747 (push_scope): Set new flag.
18748 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18749 to use STDC pragmas.
18750 (c_parser_external_declaration): Ditto.
18751 (c_parser_compound_statement_nostart): Ditto.
18752 * c-pragma.c (valid_location_for_stdc_pragma,
18753 mark_valid_location_for_stdc_pragma,
18754 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18755 handle_pragma_float_const_decimal64): New.
18756 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18757 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18758 set_float_const_decimal64, clear_float_const_decimal64,
18759 float_const_decimal64_p): New dummy functions.
18760 * doc/extend.texi (Decimal Float): Remove statement that the
18761 pragma, and suffix for double constants, are not supported.
18762 * doc/invoke.texi (Warning Options): List new option.
18763 (-Wunsuffixed-float-constants): New.
18765 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18767 * config/i386/i386.c: Do not include c-common.h.
18769 2009-05-07 Mark Heffernan <meheff@google.com>
18771 * doc/invoke.texi (Debugging Options): Document change of debugging
18773 * opts.c (decode_options): Make dump_base_name relative to
18774 aux_base_name directory.
18776 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18778 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18779 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18781 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18783 * Makefile.in (install-plugin): Simplify a bit.
18785 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18787 * Makefile.in (OBJS-common): Add regcprop.o.
18789 * timevar.def (TV_CPROP_REGISTERS): New.
18790 * regrename.c (regrename_optimize): Return 0.
18791 (rest_of_handle_regrename): Delete.
18792 (pass_rename_registers): Point to regrename_optimize.
18793 (struct value_data_entry, struct value_data,
18794 kill_value_one_regno, kill_value_regno, kill_value,
18795 set_value_regno, init_value_data, kill_clobbered_value,
18796 kill_set_value, kill_autoinc_value, copy_value,
18797 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18798 replace_oldest_value_reg, replace_oldest_value_addr,
18799 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18800 debug_value_data, validate_value_data): Move...
18801 * regcprop.c: ... here.
18802 (rest_of_handle_cprop): Delete.
18803 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18805 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18807 PR middle-end/40057
18808 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18809 GEN_INT for 1 << bitnum.
18810 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18811 build_int_cst_type.
18813 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18815 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18816 Remove wrong description of "nand" operation.
18818 2009-05-06 Richard Guenther <rguenther@suse.de>
18819 Adam Nemet <anemet@caviumnetworks.com>
18821 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18822 comment. Add that if LHS is not a gimple register, then RHS1 has
18823 to be a single object (GIMPLE_SINGLE_RHS).
18825 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18827 * expr.c (get_def_for_expr): Move it up in the file.
18828 (store_field): When expanding a bit-field store, look at the
18829 defining gimple stmt for the masking conversion.
18831 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18833 PR middle-end/39986
18834 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18835 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18836 32-bit memcpy into long.
18838 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18840 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18841 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18843 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18844 instead of appending DW_OP_deref*.
18846 2009-05-06 Michael Matz <matz@suse.de>
18848 PR middle-end/40021
18849 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18850 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18852 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18854 * Makefile.in (install-plugin): Fix srcdir handling.
18856 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18858 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18859 when processing for not_regs_needed bitmap.
18860 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18861 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18862 handling it for rhs.
18864 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18866 * config/i386/i386.md (unnamed inc/dec peephole): Use
18867 optimize_insn_for_size_p instead of optimize_size.
18868 * config/i386/predicates.md (incdec_operand): Likewise.
18869 (aligned_operand): Likewise.
18870 * config/i386/sse.md (divv8sf3): Likewise.
18871 (sqrtv8sf2): Likewise.
18873 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18875 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18877 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18879 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18881 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18882 ssemodesuffixf2c with avxmodesuffixf2c.
18884 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18887 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18889 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18891 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18892 (struct tree_base): Adjust spacing for 8 bit boundaries.
18893 (struct tree_decl_common): Add decl_by_reference_flag bit.
18894 (DECL_BY_REFERENCE): Adjust.
18895 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18896 print DECL_BY_REFERENCE bit.
18897 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18898 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18899 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18900 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18903 PR middle-end/39666
18904 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18905 range of the type, but default label is missing, add it with one
18906 of the existing labels instead of adding a new label for it.
18908 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18912 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18914 * Makefile.in (enable_plugin, plugin_includedir): New.
18915 (install): Depend on install-plugin.
18916 (PLUGIN_HEADERS): New.
18917 (install-plugin): New.
18918 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18920 2009-05-05 Richard Guenther <rguenther@suse.de>
18922 PR tree-optimization/40022
18923 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18925 (phivn_valid_p): Fix tuplification error, simplify.
18926 (phiprop_insert_phi): Add dumps.
18927 (propagate_with_phi): Simplify.
18929 2009-05-05 Richard Guenther <rguenther@suse.de>
18931 PR middle-end/40023
18932 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18934 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18936 * tree.h (strip_float_extensions): Remove duplicate declaration.
18937 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18938 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18939 block_ultimate_origin): Rearrange the declarations line to match the
18940 comment that indicates the .c file which the functions are defined.
18941 (dwarf2out_*, set_decl_rtl): Add comment.
18942 (get_base_address): Adjust comment.
18943 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18944 declarations line and add comment.
18945 (is_builtin_name): Add blank after function name, for clarity.
18947 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18949 * attribs.c (decl_attributes): Use %qE for identifiers in
18951 * cgraphunit.c (verify_cgraph_node): Translate function names to
18952 locale character set in diagnostics.
18953 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18955 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18956 Document that functions are named in UTF-8.
18957 * expr.c (expand_expr_real_1): Translate function names to locale
18958 character set in diagnostics.
18959 * gimplify.c (omp_notice_variable, omp_is_private,
18960 gimplify_scan_omp_clauses): Use %qE for identifiers in
18962 * langhooks.c (lhd_print_error_function): Translate function names
18963 to locale character set.
18964 * langhooks.h (decl_printable_name): Document that return value is
18965 in internal character set.
18966 * stmt.c: Include pretty-print.h
18967 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18969 (resolve_operand_name_1): Translate named operand name to locale
18971 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18973 * toplev.c (announce_function): Translate function names to locale
18975 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18976 (default_tree_printer): Use pp_identifier or translate identifiers
18977 to locale character set. Mark "<anonymous>" for translation.
18978 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18979 for identifiers in diagnostics.
18980 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18982 * varasm.c (output_constructor): Use %qE for identifiers in
18985 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18987 * configure.ac: use ` ` instead of $()
18988 * configure: Regenerate.
18990 2009-05-05 Ben Elliston <bje@au.ibm.com>
18992 * config/pa/linux-atomic.c: Eliminate conditional include of
18993 errno.h on non-LP64 systems to simplify build requirements.
18995 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18997 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18999 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19000 and pass value to identifier_to_locale.
19001 (warn_variable_length_array): Make name a tree.
19002 (grokdeclarator): Separate diagnostic texts for named and unnamed
19003 declarators. Use %qE for named declarators.
19004 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19006 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19007 identifiers in diagnostics.
19008 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19009 identifier_to_locale. Mark "anonymous" strings for translation.
19011 2009-05-04 Michael Eager <eager@eagercon.com>
19013 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19014 address for DImode/DFmode only if double-precision FP regs.
19016 2009-05-04 Michael Eager <eager@eagercon.com>
19018 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19019 TARGET_SINGLE_FLOAT check.
19021 2009-05-04 Michael Eager <eager@eagercon.com>
19023 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19025 2009-05-04 Michael Eager <eager@eagercon.com>
19027 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19028 * config/rs6000/t-xilinx: New
19030 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19032 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19033 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19034 * gcc/explow.c (memory_address): Use target hook.
19035 * gcc/targhooks.c (default_legitimize_address): New.
19036 * gcc/targhooks.h (default_legitimize_address): New.
19037 * gcc/target.h (legitimize_address): New.
19038 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19039 (TARGET_INITIALIZER): Include it.
19040 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19042 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19043 * config/bfin/bfin.c (legitimize_address): Remove.
19044 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19045 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19047 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19048 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19050 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19051 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19052 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19053 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19054 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19055 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19056 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19057 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19058 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19059 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19060 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19061 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19062 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19063 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19064 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19065 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19066 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19067 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19068 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19069 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19070 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19071 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19072 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19074 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19075 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19076 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19077 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19078 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19079 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19080 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19081 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19082 (thumb_legitimize_address): Delete.
19083 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19084 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19085 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19086 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19087 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19088 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19090 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19093 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19094 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19095 * config/m32r/m32r.c (m32r_legitimize_address): New.
19096 * config/m68k/m68k.c (m68k_legitimize_address): New.
19097 * config/score/score.c (score_legitimize_address): Standardize.
19098 * config/score/score3.c (score3_legitimize_address): Standardize.
19099 * config/score/score3.h (score3_legitimize_address): Adjust.
19100 * config/score/score7.c (score7_legitimize_address): Standardize.
19101 * config/score/score7.h (score7_legitimize_address): Adjust.
19102 * config/sh/sh.c (sh_legitimize_address): New.
19103 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19105 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19106 (s390_legitimize_address): ... this.
19107 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19108 (sparc_legitimize_address): ... this.
19109 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19110 (ix86_legitimize_address): ... this.
19111 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19112 (avr_legitimize_address): ... this.
19113 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19114 (mn10300_legitimize_address): ... this.
19115 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19116 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19117 (alpha_expand_mov): Adjust call.
19119 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19120 * config/spu/spu.c (spu_legitimize_address): Likewise.
19121 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19122 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19124 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19126 * intl.c (locale_encoding, locale_utf8): New.
19127 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19128 * intl.h (locale_encoding, locale_utf8): Declare.
19129 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19130 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19132 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19134 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19135 (pp_base_tree_identifier): Declare as function.
19136 (identifier_to_locale): Declare.
19137 * Makefile.in (pretty-print.o): Update dependencies.
19138 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19140 2009-05-04 Richard Guenther <rguenther@suse.de>
19142 PR middle-end/40015
19143 * builtins.c (fold_builtin_memory_op): Do not decay to element
19144 type if the size matches the whole array.
19146 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19148 * expmed.c (synth_mult): When trying out a shift, pass the result
19151 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19153 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19154 (shiftsub1_cost): New.
19155 (init_expmed): Compute shiftsub1_cost.
19156 (synth_mult): Optimize multiplications by constants of the form
19157 -(2^^m-1) for some constant positive integer m.
19159 2009-05-03 Richard Guenther <rguenther@suse.de>
19162 * c-typeck.c (array_to_pointer_conversion): Do not built
19163 ADDR_EXPRs of arrays of pointer-to-element type.
19164 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19165 up wrong ADDR_EXPRs after-the-fact.
19166 * c-common.c (strict_aliasing_warning): Strip pointer
19167 conversions for obtaining the original type.
19168 * builtins.c (fold_builtin_memset): Handle array types.
19169 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19172 2009-05-03 Richard Guenther <rguenther@suse.de>
19174 PR middle-end/23329
19175 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19176 Do not lose casts from array types with unknown extent to array
19177 types with known extent.
19178 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19179 alias set compatibility.
19181 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19183 * flags.h (extra_warnings): Delete.
19184 * toplev.c (process_options): Handle Wuninitialized here.
19185 * opts.c (extra_warnings): Delete.
19186 (set_Wextra): Delete.
19187 (common_handle_option): -Wextra can be handled automatically.
19188 * c-opts.c (c_common_handle_option): Delete obsolete code.
19189 (c_common_post_options): Simplify comment.
19190 * common.opt (W): Add Var.
19192 (Wuninitialized): Initialize to -1.
19194 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19195 Richard Guenther <rguenther@suse.de>
19197 * expr.c (get_def_for_expr): New function.
19198 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19199 SSA rather than trees.
19200 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19201 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19203 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19205 * c-common.c (reswords): Add _Imaginary.
19206 * c-common.c (enum rid): Add RID_IMAGINARY.
19208 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19210 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19211 Patch by Richard Guenther.
19213 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19215 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19216 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19217 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19218 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19219 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19220 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19221 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19222 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19223 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19224 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19225 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19226 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19227 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19228 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19229 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19230 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19231 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19232 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19234 2009-05-02 Richard Guenther <rguenther@suse.de>
19236 PR tree-optimization/39940
19237 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19240 2009-05-02 Richard Guenther <rguenther@suse.de>
19242 PR middle-end/40001
19243 * tree-ssa.c (execute_update_addresses_taken): Properly check
19244 if we can mark a variable DECL_GIMPLE_REG_P.
19245 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19246 back to the end of the function.
19247 (is_gimple_reg_type): Remove complex type special casing.
19248 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19251 2009-05-02 Ben Elliston <bje@au.ibm.com>
19253 * doc/collect2.texi (Collect2): Document search path behaviour
19254 when configured with --with-ld.
19256 2009-05-02 Jan Hubicka <jh@suse.cz>
19258 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19259 parameter; update callers.
19260 (coalesce_cost_edge): EH edges are costier because they needs
19261 splitting even if not critical and even more costier when there are
19262 multiple EH predecestors.
19264 2009-05-02 Jan Hubicka <jh@suse.cz>
19266 * except.c (remove_eh_handler_and_replace): Handle updating after
19267 removing TRY blocks.
19269 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19271 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19273 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19275 * varasm.c: Do not include c-pragma.h.
19276 * attribs.c: Do not incude c-common.h.
19278 2009-05-01 Michael Matz <matz@suse.de>
19280 * calls.c (initialize_argument_information): Handle SSA names like
19281 decls with a non MEM_P DECL_RTL.
19283 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19285 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19286 * ipa-utils.c: Likewise.
19287 * ipa-type-escape.c: Likewise.
19288 * cgraphunit.c Do not include c-common.h.
19289 * ipa-pure-const.c: Likewise.
19290 * tree-if-conv.c: Likewise.
19291 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19292 * ipa-struct-reorg.c: Likewise.
19293 * tree-nomudflap.c: Likewise.
19294 * tree-ssa-structalias.c: Likewise.
19296 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19298 * store-motion.c: Many cleanups to make this pass a first-class
19299 citizen instead of an appendix to gcse load motion. Add TODO list
19300 to make this pass faster/cleaner/better.
19302 (struct ls_expr): Post gcse.c-split cleanups.
19303 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19304 "stores" field to "avail_stores".
19305 (pre_ldst_mems): Rename to store_motion_mems.
19306 (pre_ldst_table): Rename to store_motion_mems_table.
19307 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19308 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19309 (ldst_entry): Rename to st_expr_entry, update users.
19310 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19311 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19312 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19314 (first_ls_expr): Rename to first_st_expr, update users.
19315 (next_ls_expr): Rename to next_st_expr, update users.
19316 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19317 fields properly for store motion instead of names inherited from load
19319 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19320 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19323 (ae_kill): Rename to st_kill, update users.
19324 (ae_gen): Rename to st_avloc, update users.
19325 (transp): Rename to st_transp, update users.
19326 (pre_insert_map): Rename to st_insert_map, update users.
19327 (pre_delete_map): Rename to st_delete_map, update users.
19328 (insert_store, build_store_vectors, free_store_memory,
19329 one_store_motion_pass): Update for abovementioned changes.
19331 (gcse_subst_count, gcse_create_count): Remove.
19332 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19333 and "n_stores_created", local variables.
19335 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19338 (regvec, compute_store_table_current_insn): Remove.
19339 (reg_set_info, reg_clear_last_set): Remove.
19340 (compute_store_table): Use DF caches instead of local dataflow
19343 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19345 * c-objc-common.c (c_tree_printer): Print identifiers with
19346 pp_identifier, not pp_string. Mark "({anonymous})" for
19348 * c-pretty-print.c (pp_c_ws_string): New.
19349 (pp_c_cv_qualifier, pp_c_type_specifier,
19350 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19351 pp_c_storage_class_specifier, pp_c_function_specifier,
19352 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19353 pp_c_primary_expression, pp_c_postfix_expression,
19354 pp_c_unary_expression, pp_c_shift_expression,
19355 pp_c_relational_expression, pp_c_equality_expression,
19356 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19357 use pp_string and pp_c_ws_string in place of pp_identifier and
19358 pp_c_identifier for non-identifiers. Mark English strings for
19360 * c-pretty-print.h (pp_c_ws_string): Declare.
19362 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19363 Roland McGrath <roland@redhat.com>
19365 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19366 (ENABLE_LD_BUILDID): New configuration option.
19367 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19368 (LINK_BUILDID_SPEC): New macro.
19369 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19371 * doc/install.texi: Document --enable-linker-build-id option.
19372 * configure: Rebuild.
19373 * config.in: Rebuild.
19375 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19377 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19378 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19379 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19380 MIPS_GP_SAVE_AREA_SIZE.
19381 * config/mips/mips.c (struct mips_frame_info): Update comment
19382 before arg_pointer_offset and hard_frame_pointer_offset.
19383 (mips_compute_frame_info): Update diagram before function: to
19384 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19385 indicate the position of frame_pointer_rtx with -fstack-protector and
19386 to show args_size. Don't allocate cprestore area for leaf functions
19387 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19389 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19391 2009-04-30 Michael Matz <matz@suse.de>
19393 PR tree-optimization/39955
19394 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19396 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19398 * ira.c (setup_cover_and_important_classes): Use safe macro
19399 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19401 * genpreds.c (write_tm_preds_h): Output suitable definition of
19402 REG_CLASS_FOR_CONSTRAINT.
19404 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19406 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19408 * bitmap.c (bitmap_descriptor): Likewise.
19409 * ggc-common.c (loc_descriptor): Likewise.
19410 * varray.c (varray_descriptor): Likewise.
19411 * vec.c (vec_descriptor): Likewise.
19413 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19415 * Makefile.in (dce.o): Add $(EXCEPT_H).
19416 * dce.c: Include except.h and delete redundant vector definitions.
19417 (deletable_insn_p): Return false for non-call insns that can throw
19420 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19422 * gcse.c (ae_gen): Remove.
19423 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19424 and make non-static function to make it available in store-motion.c.
19425 Update call sites with search-and-replace.
19426 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19427 extract_mentioned_regs, extract_mentioned_regs_helper,
19428 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19429 store_killed_in_insn, store_killed_after, store_killed_before,
19430 build_store_vectors, insert_insn_start_basic_block, insert-store,
19431 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19432 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19433 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19434 * store-motion.c: ...new file. Also copy data structures from gcse.c
19435 and clean up to remove parts not used by store motion.
19436 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19437 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19439 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19442 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19443 when optimizing for size.
19445 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19447 * gcse.c (gcse_constant_p): Fix typo in last change.
19449 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19451 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19453 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19455 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19457 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19459 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19460 CONST_HIGH_PART result.
19462 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19464 * config/avr/avr.c (initial_elimination_offset): Rename to
19465 avr_initial_elimination_offset.
19466 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19467 change return type to bool.
19468 (avr_can_eliminate): New function.
19469 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19470 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19471 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19472 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19473 avr_initial_elimination_offset.
19474 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19475 (avr_initial_elimination_offset): Define.
19477 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19478 Steven Bosscher <steven@gcc.gnu.org>
19480 PR rtl-optimization/39938
19481 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19482 * cfgrtl.c: Include insn-attr.h.
19483 (rest_of_pass_free_cfg): New function.
19484 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19485 * resource.c (init_resource_info): Remove call to df_analyze.
19487 2009-04-29 Richard Guenther <rguenther@suse.de>
19490 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19491 allow conversion to signed integers.
19493 2009-04-29 Richard Guenther <rguenther@suse.de>
19495 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19496 shifts of floating point vectors if the shift amount is
19497 a constant multiple of the element size.
19499 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19500 Michael Matz <matz@suse.de>
19502 PR middle-end/39927
19504 * tree-outof-ssa.c (emit_partition_copy): New function.
19505 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19506 insert_part_to_rtx_on_edge): Perform the partition base var
19507 copy using emit_partition_copy.
19508 (insert_value_copy_on_edge): Convert constants to the right mode.
19509 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19510 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19512 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19514 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19515 scan backwards to try to find a constant to initialize it.
19517 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19518 insn before the loop_end instruction, don't look past labels.
19520 2009-04-29 Richard Guenther <rguenther@suse.de>
19522 PR middle-end/39937
19523 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19524 loose type conversions.
19525 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19526 stmts only if there are no uses of its definition.
19528 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19530 * config/bfin/bfin.h (splitting_loops): Declare.
19531 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19532 Reorder bit definitions to be ascending.
19533 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19534 * config/bfin/bfin.c (splitting_loops): New variable.
19535 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19536 (struct loop_info): Remove members INIT and LOOP_INIT.
19537 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19538 the LSETUP sequence. Allow LC to be loaded from any register, but
19539 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19540 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19542 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19543 of reload_completed.
19546 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19548 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19550 * Makefile.in (PLUGIN_VERSION_H): New.
19551 (OBJS-common): Remove plugin-version.o.
19552 (plugin.o): Depend on (PLUGIN_VERSION_H).
19553 (plugin-version.o): Remove.
19554 * configure: Regenerate
19555 * configure.ac: Create plugin-version.h.
19556 * gcc-plugin.h (plugin_gcc_version): Remove.
19557 (plugin_default_version_check): Change signature.
19558 * plugin-version.c: Remove.
19559 * plugin.c: Include plugin-version.h.
19560 (str_plugin_gcc_version_name): Remove.
19561 (try_init_one_plugin): Pass gcc version to plugin_init.
19562 (plugin_default_version_check): Both gcc and plugin versions are now
19565 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19567 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19568 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19569 Remove special case testing for last insn of inner loops. Don't fail
19570 if the loop ends with a jump, emit an extra nop instead.
19572 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19573 DREGS rather than comparing directly. Remove code that tries to
19574 account for latencies.
19576 2009-04-29 Richard Guenther <rguenther@suse.de>
19578 PR tree-optimization/39941
19579 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19580 eliminating an indirect call.
19582 2009-04-29 Richard Guenther <rguenther@suse.de>
19584 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19585 parameter. Allow invariants as base if !require_lvalue.
19586 (verify_gimple_assign_single): Adjust.
19588 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19590 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19591 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19592 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19593 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19594 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19596 * config/bfin/bfin.c (bfin_expand_builtin,
19597 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19599 2009-04-28 Richard Guenther <rguenther@suse.de>
19601 * tree-vect-loop.c (get_initial_def_for_induction): Use
19602 correct types for pointer increment.
19604 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19606 * toplev.c (print_version): Update GMP version string calculation.
19608 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19610 PR rtl-optimization/39938
19611 * resource.c (init_resource_info): Add call to df_analyze.
19613 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19615 * config/alpha/alpha.md (usegp): Cast the result of
19616 alpha_find_lo_sum_using_gp to enum attr_usegp.
19617 * config/alpha/alpha.c (override_options): Remove end-of-structure
19618 marker element from cpu_table. Use array size of cpu_table to handle
19619 -mcpu and -mtune options.
19620 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19622 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19624 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19625 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19626 tune_32 and tune_64.
19627 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19628 support on PowerPC.
19629 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19630 * config/rs6000/option-defaults.h: ... here. New file.
19631 (OPT_64, OPT_32): Define.
19632 (MASK_64BIT): Define to 0 if not already defined.
19633 (OPT_ARCH64, OPT_ARCH32): Define.
19634 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19637 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19639 * config/arm/arm.c (arm_override_options): Emit error on using
19642 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19644 PR rtl-optimization/39914
19645 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19646 registers for allocnos created from user-defined variables only
19647 when not optimizing.
19649 2009-04-28 Richard Guenther <rguenther@suse.de>
19651 PR middle-end/39937
19652 * fold-const.c (fold_binary): Use distribute_real_division only
19655 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19657 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19658 add hpux-stdint.h to tm_file.
19659 (hppa[12]*-*-hpux11*): Ditto.
19660 (ia64*-*-hpux*): Ditto.
19661 * config/hpux-stdint.h: New.
19662 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19663 __STDC_EXT__ for all compiles.
19664 * config/pa/pa-hpux.h: Ditto.
19665 * config/pa/pa-hpux10.h: Ditto.
19666 * config/pa/pa-hpux11.h: Ditto.
19668 2009-04-28 Catherine Moore <clm@codesourcery.com>
19670 * debug.h (set_name): Add comment.
19672 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19675 * config/darwin.c (machopic_gen_offset): Check
19676 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19677 * config/arm/arm.c (require_pic_register): Likewise.
19679 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19681 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19682 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19683 m32c_promote_prototypes): Delete.
19685 2009-04-28 Michael Matz <matz@suse.de>
19687 PR middle-end/39922
19688 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19691 2009-04-28 Richard Guenther <rguenther@suse.de>
19693 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19695 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19697 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19698 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19699 * config/arm/arm-tune.md: Regenerate.
19701 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19703 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19704 block if there are complex incoming edges.
19705 (sel_merge_blocks): Remove useless assert.
19706 (sel_redirect_edge_and_branch): Check that edge was redirected.
19707 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19708 (sel_find_rgns): Delete declaration.
19709 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19710 the region when it is not a preheader.
19712 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19715 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19717 2009-04-28 Richard Guenther <rguenther@suse.de>
19719 * tree.h (SSA_NAME_VALUE): Remove.
19720 (struct tree_ssa_name): Remove value_handle member.
19721 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19722 array for jump threading.
19723 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19725 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19726 * tree-flow.h (threadedge_initialize_values): Declare.
19727 (threadedge_finalize_values): Likewise.
19728 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19729 (SSA_NAME_VALUE): Define.
19730 (threadedge_initialize_values): New function.
19731 (threadedge_finalize_values): Likewise.
19732 * tree-ssa-dom.c (ssa_name_values): New global variable.
19733 (SSA_NAME_VALUE): Define.
19734 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19736 2009-04-28 Ira Rosen <irar@il.ibm.com>
19738 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19739 Use REPORT_VECTORIZED_LOCATIONS instead
19740 REPORT_VECTORIZED_LOOPS.
19741 * tree-vectorizer.c (vect_verbosity_level): Make static.
19742 (vect_loop_location): Rename to vect_location.
19743 (vect_set_verbosity_level): Update comment.
19744 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19746 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19747 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19748 instead REPORT_UNVECTORIZED_LOOPS.
19749 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19750 and vect_loop_def to vect_external_def and vect_internal_def.
19751 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19752 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19753 REPORT_UNVECTORIZED_LOCATIONS.
19754 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19755 and vect_used_in_loop and to vect_unused_in_scope and
19756 vect_used_in_scope.
19757 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19758 (vect_verbosity_level): Remove declaration.
19759 (vect_analyze_operations): Likewise.
19760 (vect_analyze_stmt): Declare.
19761 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19762 REPORT_UNVECTORIZED_LOCATIONS.
19763 (vect_get_loop_niters): Fix indentation.
19764 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19765 (vect_analyze_loop_operations): New function.
19766 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19767 vect_analyze_operations.
19768 (vect_is_simple_reduction): Use new names.
19769 (vectorizable_live_operation, vect_transform_loop): Likewise.
19770 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19771 to specify whether the data references can be a part of interleaving
19773 (vect_analyze_data_ref_dependence): Use new names.
19774 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19775 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19776 * tree-vect-patterns.c (widened_name_p): Use new names.
19777 (vect_recog_dot_prod_pattern): Likewise.
19778 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19779 (process_use, vect_mark_stmts_to_be_vectorized,
19780 vect_model_simple_cost, vect_model_store_cost,
19781 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19782 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19783 vectorizable_operation, vectorizable_type_demotion,
19784 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19785 vectorizable_condition): Likewise.
19786 (vect_analyze_operations): Split into vect_analyze_loop_operations
19788 (vect_analyze_stmt): ... new function.
19789 (new_stmt_vec_info): Use new names.
19790 (vect_is_simple_use): Use new names and fix comment.
19791 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19792 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19794 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19797 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19798 and integer modes for x87 operands. Do not ICE for unsupported size,
19799 generate error instead. Generate error for unsupported operand types.
19800 ['z']: Do not handle HImode memory operands specially. Warning
19801 for floating-point operands. Fallthru to 'Z' for unsupported operand
19802 types. Do not ICE for unsupported size, generate error instead.
19803 (output_387_binary_op): Use %Z to output operands.
19804 (output_fp_compare): Ditto.
19805 (output_387_reg_move): Ditto.
19807 2009-04-28 Ben Elliston <bje@au.ibm.com>
19812 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19814 * builtins.c (c_strlen): Do not warn here.
19815 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19816 * c-common.c (pointer_int_sum): Take an explicit location.
19817 Warn about offsets out of bounds.
19818 * c-common.h (pointer_int_sum): Adjust declaration.
19820 2009-04-27 Ian Lance Taylor <iant@google.com>
19822 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19824 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19825 * df-core.c (df_set_flags): Change return type to int. Change
19826 type of old_flags to int.
19827 (df_clear_flags): Likewise.
19828 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19829 (df_get_conditional_uses): Likewise.
19830 * df.h (df_set_flags, df_clear_flags): Update declarations.
19831 * dwarf2out.c (struct indirect_string_node): Change type of form
19832 field to enum dwarf_form.
19833 (AT_string_form): Change return type to enum dwarf_form.
19834 * fixed-value.c (fixed_compare): Add cast to enum type.
19835 * fwprop.c (update_df): Change 0 to VOIDmode.
19836 * gensupport.c: Change 0 to UNKNOWN.
19837 * gimple.h (gimple_cond_code): Add cast to enum type.
19838 * haifa-sched.c (reemit_notes): Add cast to enum type.
19839 * hooks.c (hook_int_void_no_regs): Remove function.
19840 * hooks.h (hook_int_void_no_regs): Remove declaration.
19841 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19842 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19843 * real.c (real_arithmetic): Add cast to enum type.
19844 (real_compare): Likewise.
19845 * target.h (struct gcc_target): Change return type of
19846 branch_target_register_class to enum reg_class.
19847 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19848 default_branch_target_register_class.
19849 * targhooks.c (default_branch_target_register_class): New function.
19850 * targhooks.h (default_branch_target_register_class): Declare.
19851 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19852 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19854 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19856 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19857 vect_uninitialized_def. Change 0 to ERROR_MARK.
19858 * tree-vect-stmts.c (supportable_widening_operation): Don't
19859 initialize icode1 and icode2.
19860 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19861 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19863 (cmn_err_flag_specs): Change 0 to STD_C89.
19864 (cmn_err_char_table): Likewise.
19865 * config/arm/arm.c (get_arm_condition_code): Change type of code
19866 to enum arm_cond_code.
19867 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19868 (IWMMXT_BUILTIN2): Likewise.
19869 (neon_builtin_type_bits): Don't define typedef.
19870 (neon_builtin_datum): Change type of bits field to int.
19871 (arm_expand_neon_args): Add cast to enum type.
19872 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19874 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19875 casts to enum type.
19876 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19878 * config/mips/mips.md (jal_macro): Return enum constant.
19879 (single_insn): Likewise.
19880 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19882 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19883 casts to enum type.
19884 * config/s390/s390.c (s390_tune_flags): Change type to int.
19885 (s390_arch_flags): Likewise.
19886 (s390_handle_arch_option): Change flags field of struct pta to int.
19887 * config/s390/s390.h (s390_tune_flags): Update declaration.
19888 (s390_arch_flags): Likewise.
19889 * config/sh/sh.c (prepare_move_operands): Compare
19890 tls_symbolic_operand result with enum constant.
19891 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19892 (sh_expand_prologue): Add cast to enum type.
19893 (sh_expand_epilogue): Likewise.
19894 (tls_symbolic_operand): Change return type to enum tls_model.
19895 (fpscr_set_from_mem): Add cast to enum type.
19896 (legitimize_pic_address): Compare tls_symbolic_operand result with
19898 (sh_target_reg_class): Change return type to enum reg_class.
19899 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19901 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19902 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19903 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19904 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19905 (delayed_branch, tls_call_delay): Likewise.
19906 (eligible_for_sibcall_delay): Likewise.
19907 (eligible_for_return_delay): Likewise.
19908 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19909 (spu_expand_builtin_1): Likewise.
19911 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19912 for all types of conversions.
19913 (output_init_element): Issue -Wc++-compat warning if needed when
19914 initializing a bitfield with enum type.
19915 * c-parser.c (c_parser_expression): Set original_type to
19916 original_type of right hand operand of comma operator.
19918 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19920 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19922 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19923 * doc/cpp.texi (Standard Predefined Macros)
19924 (Implementation-defined behavior): Likewise.
19925 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19926 * doc/gimple.texi (GIMPLE Exception Handling)
19927 (@code{GIMPLE_ASSIGN}): Likewise.
19928 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19929 * doc/invoke.texi (Warning Options, Optimize Options)
19930 (AVR Options, Darwin Options): Likewise.
19931 (Optimize Options): Reformulate -fwhole-program description.
19932 * doc/loop.texi (Lambda): Likewise.
19933 * doc/md.texi (Output Template, Define Constraints)
19934 (Standard Names, Insn Splitting): Likewise.
19935 * doc/options.texi (Option properties): Likewise.
19936 * doc/passes.texi (Tree-SSA passes): Likewise.
19937 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19938 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19939 (File Names and DBX): Likewise.
19940 * doc/trouble.texi (Incompatibilities): Likewise.
19942 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19944 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19945 instruction is correct.
19947 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19949 Allow non-constant arguments to conversion intrinsics.
19950 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19951 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19952 * spu.c (print_operand): Handle 'v' and 'w'.
19953 (exp2_immediate_p, spu_gen_exp2): Define.
19954 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19955 spu_convtf_1): Update parameter descriptions.
19956 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19957 * constraints.md ('v', 'w'): New.
19958 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19960 (i2f, I2F): New define_mode_attr.
19961 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19962 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19963 fixuns_truncv4sfv4si2): Update to use mode attribute.
19964 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19965 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19966 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19967 patterns for combine.
19969 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19971 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19972 (cprop, hoist, pre, store_motion): New debug counters.
19973 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19974 is not an RTL pass anymore.
19975 (pass_profiling): Remove extern decl for pass removed in 2005.
19976 (pass_gcse, pass_jump_bypass): Remove.
19977 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19978 to 0 for clean state.
19979 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19980 * cse.c (gate_handle_cse_after_global_opts,
19981 rest_of_handle_cse_after_global_opts): New functions.
19982 (pass_cse_after_global_opts): New pass, does local CSE.
19983 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19984 (TV_CPROP): New timevar.
19985 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19986 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19987 (gcse_main, recompute_all_luids): Remove.
19988 (compute_hash_table_work): Call max_reg_num instead of reading
19990 (cprop_jump): Don't set run_jump_opt_after_gcse.
19991 (constprop_register): Always allow to alter jumps.
19992 (cprop_insn): Likewise.
19993 (do_local_cprop): Likewise.
19994 (local_cprop_pass): Likewise. Return non-zero if something changed.
19995 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19996 (find_implicit_sets): Add note about missed optimization opportunity.
19997 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19998 pass_rtl_cprop execute function.
19999 Don't bother tracking the pass number, each pass gets its own dumpfile
20001 Always allow to alter jumpsand bypass jumps.
20002 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20003 will just find no suitable set.
20004 (pre_edge_insert): Fix dumping, this function is for PRE only.
20005 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20006 pass_rtl_pre execute function.
20007 (hoist_code): Return non-zero if something changed. Keep track of
20008 substitutions and insertions for statistics gathering similar to PRE.
20009 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20010 called from the pass_rtl_hoist execute function. Show pass statistics.
20011 (compute_store_table): Use max_reg_num directly instead of using the
20012 formerly global max_gcse_regno.
20013 (build_store_vectors): Likewise.
20014 (replace_store_insn): Fix dumping.
20015 (store_motion): Rename to ...
20016 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20017 pass, called from the pass_rtl_store_motion execute function. Keep
20018 track of substitutions and insertions for statistics gathering similar
20020 (bypass_jumps): Remove, fold interesting bits into ...
20021 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20022 from the pass_rtl_cprop execute function.
20023 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20024 pass_jump_bypass): Remove.
20025 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20026 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20027 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20028 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20029 (gate_rtl_store_motion, execute_rtl_store_motion,
20030 pass_rtl_store_motion): New.
20031 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20032 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20033 * passes.c (init_optimization_passes): Remove pass_gcse and
20034 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20035 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20036 instead of pass_jump_bypass.
20038 2009-04-27 Richard Guenther <rguenther@suse.de>
20040 PR middle-end/39928
20041 * gimplify.c (gimplify_expr): If we are required to create
20042 a temporary make sure it ends up as register.
20044 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20047 * config/i386/i386.c (construct_container): Don't call
20048 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20049 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20051 2009-04-27 Michael Matz <matz@suse.de>
20053 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20054 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20055 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20056 (dump_replaceable_exprs): Take a bitmap.
20057 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20059 (expand_gimple_basic_block): Likewise.
20060 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20061 replaceable_expressions member a bitmap.
20062 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20063 (mark_replaceable): Likewise.
20064 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20065 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20067 2009-04-27 Richard Guenther <rguenther@suse.de>
20069 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20070 (verify_stmts): Dispatch to gimple/type verification code.
20071 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20072 issue with call argument types.
20074 2009-04-27 Michael Matz <matz@suse.de>
20076 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20077 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20080 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20081 Eric Botcazou <ebotcazou@adacore.com>
20083 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20084 a label's basic block.
20085 (mark_target_live_regs): Tidy and rework obsolete comments.
20086 Change back DF problem to LIVE. If a label starts a basic block,
20087 assume that all registers that used to be live then still are.
20088 (init_resource_info): If a label starts a basic block, set its
20089 BLOCK_FOR_INSN accordingly.
20090 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20092 2009-04-27 Richard Guenther <rguenther@suse.de>
20094 * tree-flow-inline.h (function_ann): Remove.
20095 (get_function_ann): Likewise.
20096 * tree-dfa.c (create_function_ann): Remove.
20097 * tree-flow.h (struct static_var_ann_d): Remove.
20098 (struct function_ann_d): Likewise.
20099 (union tree_ann_d): Remove fdecl member.
20100 (function_ann_t): Remove.
20101 (function_ann, get_function_ann, create_function_ann): Remove
20104 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20106 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20108 2009-04-27 Jan Hubicka <jh@suse.cz>
20110 * ipa-pure-const.c (struct funct_state_d): New fields
20111 state_previously_known, looping_previously_known; remove
20112 state_set_in_source.
20113 (analyze_function): Use new fields.
20114 (propagate): Avoid assumption that state_set_in_source imply
20117 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20118 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20119 * cfgloop.h (finite_loop_p): Declare.
20121 2009-04-26 Michael Matz <matz@suse.de>
20123 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20125 2009-04-26 Michael Matz <matz@suse.de>
20127 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20128 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20129 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20130 pass_mark_used_blocks): Remove.
20131 * tree-optimize.c (pass_free_datastructures,
20132 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20133 * passes.c (init_optimization_passes): Don't call
20134 pass_mark_used_blocks, remove dead code.
20136 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20138 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20139 * tree-ssa-live.h (register_ssa_partition): Likewise.
20141 2009-04-26 Michael Matz <matz@suse.de>
20144 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20145 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20146 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20148 (compare_pairs): Swap cost comparison.
20149 (coalesce_ssa_name): Don't use change_partition_var.
20150 * tree-nrv.c (struct nrv_data): Add modified member.
20151 (finalize_nrv_r): Set it.
20152 (tree_nrv): Use it to update statements.
20153 (pass_nrv): Require PROP_ssa.
20154 * tree-mudflap.c (mf_decl_cache_locals,
20155 mf_build_check_statement_for): Use make_rename_temp.
20156 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20157 * alias.c (find_base_decl): Handle SSA names.
20158 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20159 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20160 * rtl.h (set_reg_attrs_for_parm): Declare.
20161 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20162 to "optimized", remove unused locals at finish.
20163 (execute_free_datastructures): Make global, call
20164 delete_tree_cfg_annotations.
20165 (execute_free_cfg_annotations): Don't call
20166 delete_tree_cfg_annotations.
20168 * ssaexpand.h: New file.
20169 * expr.c (toplevel): Include ssaexpand.h.
20170 (expand_assignment): Handle SSA names the same as register variables.
20171 (expand_expr_real_1): Expand SSA names.
20172 * cfgexpand.c (toplevel): Include ssaexpand.h.
20173 (SA): New global variable.
20174 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20175 (SSAVAR): New macro.
20176 (set_rtl): New helper function.
20177 (add_stack_var): Deal with SSA names, use set_rtl.
20178 (expand_one_stack_var_at): Likewise.
20179 (expand_one_stack_var): Deal with SSA names.
20180 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20181 before unique numbers.
20182 (expand_stack_vars): Use set_rtl.
20183 (expand_one_var): Accept SSA names, add asserts for them, feed them
20184 to above subroutines.
20185 (expand_used_vars): Expand all partitions (without default defs),
20186 then only the local decls (ignoring those expanded already).
20187 (expand_gimple_cond): Remove edges when jumpif() expands an
20188 unconditional jump.
20189 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20190 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20192 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20193 members of SA; deal with PARM_DECL partitions here; expand
20194 all PHI nodes, free tree datastructures and SA. Commit instructions
20195 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20196 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20197 info and statements at start, collect garbage at finish.
20198 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20199 (VAR_ANN_PARTITION) Remove.
20200 (change_partition_var): Don't declare.
20201 (partition_to_var): Always return SSA names.
20202 (var_to_partition): Only accept SSA names.
20203 (register_ssa_partition): Only check argument.
20204 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20206 (delete_var_map): Don't free it.
20207 (var_union): Only accept SSA names, simplify.
20208 (partition_view_init): Mark only useful SSA names as used.
20209 (partition_view_fini): Only deal with SSA names.
20210 (change_partition_var): Remove.
20211 (dump_var_map): Use ssa_name instead of partition_to_var member.
20212 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20214 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20215 (struct _elim_graph): New member const_dests; nodes member vector of
20217 (set_location_for_edge): New static helper.
20218 (create_temp): Remove.
20219 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20220 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20221 (new_elim_graph): Allocate const_dests member.
20222 (clean_elim_graph): Truncate const_dests member.
20223 (delete_elim_graph): Free const_dests member.
20224 (elim_graph_size): Adapt to new type of nodes member.
20225 (elim_graph_add_node): Likewise.
20226 (eliminate_name): Likewise.
20227 (eliminate_build): Don't take basic block argument, deal only with
20228 partition numbers, not variables.
20229 (get_temp_reg): New static helper.
20230 (elim_create): Use it, deal with RTL temporaries instead of trees.
20231 (eliminate_phi): Adjust all calls to new signature.
20232 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20233 (rewrite_trees): Only do checking.
20234 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20235 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20236 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20237 contains_tree_r, MAX_STMTS_IN_LATCH,
20238 process_single_block_loop_latch, analyze_edges_for_bb,
20239 perform_edge_inserts): Remove.
20240 (expand_phi_nodes): New global function.
20241 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20242 functions, initialize new parameter, remember partitions having a
20244 (finish_out_of_ssa): New global function.
20245 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20246 don't reset in_ssa_p here, don't disable TER when mudflap.
20247 (pass_del_ssa): Remove.
20248 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20250 (execute_free_datastructures): Declare.
20251 * Makefile.in (SSAEXPAND_H): New variable.
20252 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20253 * basic-block.h (commit_one_edge_insertion): Declare.
20254 * passes.c (init_optimization_passes): Move pass_nrv and
20255 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20256 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20257 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20258 (redirect_branch_edge): Deal with super block when expanding, split
20259 out jump patching itself into ...
20260 (patch_jump_insn): ... here, new static helper.
20262 2009-04-26 Michael Matz <matz@suse.de>
20264 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20265 beyond num_ssa_names.
20266 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20267 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20269 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20271 PR inline-asm/39543
20272 * fwprop.c (forward_propagate_asm): New function.
20273 (forward_propagate_and_simplify): Propagate also into __asm, if it
20274 doesn't increase the number of referenced registers.
20277 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20279 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20281 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20282 note_nonlocal_vla_type for nonlocal VLAs.
20283 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20284 contains_remapped_vars, remap_vla_decls): New functions.
20285 (convert_nonlocal_reference_stmt): If not optimizing, call
20286 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20287 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20288 if it wasn't found in var_map.
20289 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20290 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20291 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20293 * gimplify.c (nonlocal_vlas): New variable.
20294 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20296 (gimplify_body): Create and destroy nonlocal_vlas.
20298 * dwarf2out.c (loc_descr_plus_const): New function.
20299 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20300 mem_loc_descriptor, loc_descriptor_from_tree_1,
20301 descr_info_loc, gen_variable_die): Use it.
20303 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20304 !TREE_STATIC VAR_DECLs.
20305 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20306 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20307 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20308 DECL_BY_REFERENCE is valid.
20309 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20310 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20311 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20312 Copy DECL_BY_REFERENCE.
20313 (struct nesting_copy_body_data): New type.
20314 (nesting_copy_decl): New function.
20315 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20316 if they have variable length.
20318 2009-04-26 Michael Matz <matz@suse.de>
20320 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20321 mark new temporaries for renaming.
20323 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20326 * c-decl.c (global_bindings_p): Return negative value.
20327 (c_variable_size): New. Based on variable_size from
20329 (grokdeclarator): Call c_variable_size not variable_size.
20331 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20333 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20335 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20337 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20338 Redefine it to just use mingw/include.
20339 (ASM_SPEC): Rules for -m32 and -m64.
20340 (LINK_SPEC): Use Likewise.
20341 (SPEC_32): New define.
20342 (SPEC_64): Likewise.
20343 (SUB_LINK_SPEC): Likewise.
20344 (MULTILIB_DEFAULTS): New define.
20345 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20346 Add multilib options.
20347 (MULTILIB_DIRNAMES): Likewise.
20348 (MULTILIB_OSDIRNAMES): Likewise.
20349 (LIBGCC): Likewise.
20350 (INSTALL_LIBGCC): Likewise.
20352 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20355 * c-tree.h (enum c_inline_static_type): New.
20356 (record_inline_static): Declare.
20357 * c-decl.c (struct c_inline_static, c_inline_statics,
20358 record_inline_static, check_inline_statics): New.
20359 (pop_file_scope): Call check_inline_statics.
20360 (start_decl): Call record_inline_static instead of pedwarning
20361 directly for static in inline function.
20362 * c-typeck.c (build_external_ref): Call record_inline_static
20363 instead of pedwarning directly for static referenced in inline
20366 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20368 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20369 not new but only being rescanned.
20370 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20371 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20372 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20373 record_set_info, compute_set, grealloc): Remove.
20374 (recompute_all_luids): New function.
20375 (gcse_main): Don't compute sets, and don't do related memory
20376 allocations/free-ing. If something changed before the end of the
20377 pass, update LUIDs using recompute_all_luids.
20378 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20379 (free_gcse_mem): Don't free it either.
20380 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20381 Use the df insn LUIDs.
20382 (load_killed_in_block): Likewise.
20383 (compute_hash_table_work): Don't compute reg_set_in_block.
20384 (compute_transp): Use DF_REG_DEF_CHAINs.
20385 (local_cprop_pass): Don't use compute_sets and related functions.
20386 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20387 Use get_max_uid() instead of max_cuid.
20388 (insert_insn_end_basic_block, pre_insert_copy_insn,
20389 update_ld_motion_stores): Don't try to
20390 keep reg_set tables up to date.
20391 (pre_insert_copies): Use df insn LUIDs.
20392 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20393 (reg_set_info): Don't use extra bitmap argument.
20394 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20395 information to compute regs_set_in_block.
20396 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20397 (bypass_jumps): Don't use compute_sets and friends.
20399 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20402 * opts.c (undocumented_msg): Do not leave blank even with
20405 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20407 * c-decl.c (build_enumerator): Allow values folding to integer
20408 constants but not integer constant expressions with a pedwarn if
20411 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20414 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20415 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20416 type is an integer constant.
20418 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20421 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20424 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20427 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20428 with variably modified return type and no storage class
20429 specifiers, except for the case of nested functions. Distinguish
20430 extern declarations of functions with variably modified return
20431 types from those of objects with variably modified types.
20433 2009-04-25 Jan Hubicka <jh@suse.cz>
20435 * tree.c (list_equal_p): New function.
20436 * tree.h (list_equal_p): Declare.
20437 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20438 basic_block_def, basic_block, const_basic_block): New.
20439 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20440 (redirect_eh_edge): New function.
20441 (make_eh_edge_update_phi): EH edges are not abnormal.
20442 * except.c: Include tree-flow.h.
20443 (list_match): New function.
20444 (eh_region_replaceable_by_p): New function.
20445 (replace_region): New function.
20446 (hash_type_list): New function.
20447 (hash_eh_region): New function.
20448 (eh_regions_equal_p): New function.
20449 (merge_peers): New function.
20450 (remove_unreachable_regions): Verify EH tree when checking;
20452 (copy_eh_region_1): New function.
20453 (copy_eh_region): New function.
20454 (push_reachable_handler): New function.
20455 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20456 regions without label but with live RESX.
20457 * except.h (redirect_eh_edge_to_label): New.
20458 * tree-flow.h (redirect_eh_edge): New.
20459 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20460 basic_block_def, basic_block, const_basic_block): Remove.
20461 * Makefile.in (except.o): Add dependency on tree-flow.h
20462 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20463 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20466 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20469 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20470 on the destination of memcpy.
20472 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20474 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20475 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20476 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20478 2009-04-25 Jan Hubicka <jh@suse.cz>
20480 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20481 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20482 to be reached by different label than left.
20483 (update_eh_edges): Update comment; remove edge_to_remove if possible
20484 and return true if suceeded.
20485 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20486 (cleanup_eh): Compute sharing map.
20487 * except.c (remove_eh_handler_and_replace): Add argument if we should
20489 (remove_unreachable_regions): Update for label sharing.
20490 (label_to_region_map): Likewise.
20491 (get_next_region_sharing_label): New function.
20492 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20494 (remove_eh_handler): Update.
20495 (remove_eh_region_and_replace_by_outer_of): New function.
20496 * except.h (struct eh_region): Add next_region_sharing_label.
20497 (remove_eh_region_and_replace_by_outer_of,
20498 get_next_region_sharing_label): Declare.
20499 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20501 2009-04-25 Jan Hubicka <jh@suse.cz>
20503 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20504 insert code even if they are not critical.
20506 2009-04-25 Jan Hubicka <jh@suse.cz>
20508 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20509 (gimple_can_remove_branch_p): EH edges won't remove branch by
20511 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20512 updating of non-abnormal EH edges.
20513 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20514 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20515 (split_critical_edges): Split also edges where emitting code on them
20516 will lead to splitting later.
20518 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20519 H.J. Lu <hongjiu.lu@intel.com>
20522 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20523 the configured assembler supports fildq and fistpq mnemonics.
20524 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20525 * configure: Regenerated.
20526 * config.in: Ditto.
20528 * config/i386/i386.c (print_operand): Handle 'Z'.
20529 ['z']: Remove handling of special fild/fist suffixes.
20530 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20531 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20532 suffix of fild insn.
20533 (*floatsi<mode>2_vector_mixed): Ditto.
20534 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20535 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20536 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20537 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20538 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20540 2009-04-25 Ben Elliston <bje@au.ibm.com>
20542 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20543 the source of a set operation.
20545 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20547 * target.h (struct gcc_target): Add case_values_threshold field.
20548 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20549 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20550 * targhooks.c (default_case_values_threshold): New function.
20551 * targhooks.h (default_case_values_threshold): Declare function.
20552 * stmt.c (expand_case): Use case_values_threshold target hook.
20553 * expr.h (case_values_threshold): Remove declartation.
20554 * expr.c (case_values_threshold): Remove function.
20555 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20557 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20558 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20559 (avr_case_values_threshold): Declare as static.
20560 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20562 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20563 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20564 (mn10300_case_values_threshold): New function.
20566 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20568 * ira.c (setup_cover_and_important_classes): Add enum cast.
20570 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20572 * genpreds.c (write_enum_constraint_num): Output definition of
20573 CONSTRAINT_NUM_DEFINED_P macro.
20574 * ira.c (setup_cover_and_important_classes): Use
20575 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20577 2009-04-24 DJ Delorie <dj@redhat.com>
20579 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20580 __SH2A_SINGLE_ONLY__ also.
20582 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20584 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20585 (movdf_internal): Ditto.
20586 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20587 SFmode and DFmode constants.
20588 (ia64_print_operand): Add 'G' format for printing
20589 floating point constants.
20591 2009-04-24 Richard Guenther <rguenther@suse.de>
20593 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20594 from unsigned additions.
20596 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20598 * c-typeck.c (set_init_index): Allow array designators that are
20599 not integer constant expressions with a pedwarn if pedantic.
20601 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20603 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20604 zero if no overlap in nonzero bits between the operands.
20606 2009-04-24 Ian Lance Taylor <iant@google.com>
20608 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20609 (record_dead_and_set_regs): Likewise.
20610 * df.h (struct df_mw_hardreg): Change flags field to int.
20611 (struct df_base_ref): Likewise.
20612 (struct df): Change changeable_flags field to int.
20613 * df-scan.c (df_defs_record): Change clobber_flags to int.
20614 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20615 constants rather than #define macros.
20616 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20617 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20618 (enum dwarf_calling_convention): Likewise.
20619 (enum dwarf_line_number_x_ops): Likewise.
20620 (enum dwarf_call_frame_info): Likewise.
20621 (enum dwarf_source_language): Likewise.
20622 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20623 (add_calling_convention_attribute): Likewise.
20624 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20625 (combine_comparisons): Change compcode to int. Add cast to enum type.
20626 * genrecog.c (maybe_both_true_2): Change c to int.
20627 (write_switch): Likewise. Add cast to enum type.
20628 * gimplify.c (gimplify_omp_for): Handle return values from
20629 gimplify_expr using MIN rather than bitwise or.
20630 (gimplify_expr): Add cast to enum type.
20631 * ipa-prop.c (update_jump_functions_after_inlining): Change
20632 IPA_BOTTOM to IPA_JF_UNKNOWN.
20633 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20634 Add casts to enum type.
20635 (setup_cover_and_important_classes): Change cl to int. Add casts
20637 (setup_class_translate): Change cl and mode to int.
20638 (ira_init_once): Change mode to int.
20639 (free_register_move_costs): Likewise.
20640 (setup_prohibited_mode_move_regs): Add casts to enum type.
20641 * langhooks.c (add_builtin_function_common): Rework assertion that
20642 value fits bitfield.
20643 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20644 * omega.c (omega_do_elimination): Avoid math on enum types.
20645 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20646 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20647 int local to handle integral_argment value.
20648 * regmove.c (try_auto_increment): Change PUT_MODE to
20650 * reload.c (push_secondary_reload): Add casts to enum type.
20651 (secondary_reload_class, find_valid_class): Likewise.
20652 * reload1.c (emit_input_reload_insns): Likewise.
20653 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20654 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20655 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20657 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20658 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20660 (expand_complex_libcall): Add casts to enum type.
20661 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20662 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20663 with ERROR_MARK, not NUM_TREE_CODES.
20664 (vect_create_epilog_for_reduction): Likewise.
20665 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20666 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20667 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20669 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20670 vect_unused_in_loop. Change 0 to loop_vect.
20671 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20672 * var-tracking.c (get_init_value): Change return type to enum
20674 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20675 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20677 (arm_override_options): Add casts to enum type.
20678 (arm_emit_tls_decoration): Likewise.
20679 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20681 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20682 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20683 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20685 * config/s390/s390.c (code_for_builtin_64): Change to array of
20687 (code_for_builtin_31): Likewise.
20688 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20690 * config/sparc/sparc.c (sparc_override_options): Change value
20691 field in struct code_model to enum cmodel. In initializer change
20692 0 to NULL and add cast to enum type.
20694 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20695 Change all callers. Issue a -Wc++-compat warning using
20696 lhs_origtype if necessary.
20697 (convert_for_assignment): Issue -Wc++-compat warnings about
20698 invalid conversions to enum type on assignment.
20699 * c-common.h (build_modify_expr): Update declaration.
20701 2009-04-24 Nick Clifton <nickc@redhat.com>
20703 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20704 (function_arg_advance): Likewise.
20705 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20708 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20710 * config/s390/constraints.md ('I', 'J'): Fix condition.
20712 2009-04-24 Diego Novillo <dnovillo@google.com>
20714 * gengtype-parse.c (parse_error): Add newline after message.
20716 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20718 * config/i386/sse.md (avxmodesuffixs): Removed.
20719 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20720 (*avx_pinsr<ssevecsize>): This.
20722 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20724 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20725 follow chains of regs with a single definition, and allow expressions
20726 that are function_invariant_p.
20727 (simple_rhs_p): Allow expressions that are function_invariant_p.
20729 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20731 PR middle-end/39867
20732 * fold-const.c (fold_cond_expr_with_comparison): When folding
20733 > and >= to MAX, make sure the MAX uses the same type as the
20734 comparison's operands.
20736 2009-04-24 Nick Clifton <nickc@redhat.com>
20738 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20739 addressing for DImode accesses.
20740 (frv_print_operand_address): Handle PLUS case.
20741 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20743 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20745 PR rtl-optimization/39794
20746 * alias.c (canon_true_dependence): Add x_addr argument.
20747 * rtl.h (canon_true_dependence): Adjust prototype.
20748 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20749 * cselib.c (cselib_invalidate_mem): Likewise.
20750 * gcse.c (compute_transp): Likewise.
20751 * dse.c (scan_reads_nospill): Likewise.
20752 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20753 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20754 canon_base_addr of the group, plus optional offset.
20755 (struct group_info): Rename canon_base_mem to
20757 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20758 canon_rtx of base_mem.
20760 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20762 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20763 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20765 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20767 * config/spu/spu-builtins.h: Delete file.
20769 * config/spu/spu.h (enum spu_builtin_type): Move here from
20771 (struct spu_builtin_description): Likewise. Add GTY marker.
20772 Do not use enum spu_function_code or enum insn_code.
20773 (spu_builtins): Add extern declaration.
20775 * config/spu/spu.c: Do not include "spu-builtins.h".
20776 (enum spu_function_code, enum spu_builtin_type_index,
20777 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20778 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20779 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20780 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20781 (spu_builtin_types): Make static. Add GTY marker.
20782 (spu_builtins): Add extern declaration with GTY marker.
20783 Include "gt-spu.h".
20785 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20786 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20787 Check programmatically whether all parameters are scalar.
20789 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20791 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20793 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20794 assignment from the constructor either if the target is volatile.
20796 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20798 * config/arm/arm.md (insv): Do not share operands[0].
20800 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20802 * config/vxlib-tls.c (active_tls_threads): Delete.
20803 (delete_hook_installed): New.
20804 (tls_delete_hook): Don't delete the delete hook.
20805 (tls_destructor): Delete it here.
20806 (__gthread_set_specific): Adjust installing the delete hook.
20807 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20808 __gthread_leave_tsd_dtor_context.
20810 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20812 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20814 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20816 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20818 (alpha_rtx_costs): Ditto.
20819 (emit_unlikely_jump): Use add_reg_note.
20820 (emit_frame_store_1): Ditto.
20821 (alpha_expand_prologue): Ditto.
20822 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20823 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20825 2009-04-23 Nick Clifton <nickc@redhat.com>
20827 * config/v850/v850.md (epilogue): Remove suppressed code.
20828 (return): Rename to return_simple and remove test of frame size.
20829 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20830 to gen_return_simple.
20832 2009-04-22 Jing Yu <jingyu@google.com>
20835 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20837 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20840 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20841 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20842 value is a VECTOR_CST, the element type is the element type of the
20845 2009-04-22 DJ Delorie <dj@redhat.com>
20847 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20849 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20851 * alias.c (find_base_term): Move around LO_SUM case, so that
20852 CONST falls through into PLUS/MINUS handling.
20855 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20856 into 0, use omit_one_operand.
20858 2009-04-23 Ben Elliston <bje@au.ibm.com>
20860 * config/rs6000/linux-unwind.h (get_regs): Remove type
20861 puns. Change the type of `pc' to an array of unsigned ints and
20862 update all users. Constify frame24.
20864 2009-04-22 DJ Delorie <dj@redhat.com>
20866 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20867 declarations before code.
20868 (current_function_special_page_vector): Likewise.
20869 (m32c_expand_insv): Silence a warning.
20871 2009-04-21 Taras Glek <tglek@mozilla.com>
20873 * alias.c: Update GTY annotations to new syntax.
20874 * basic-block.h: Likewise.
20875 * bitmap.h: Likewise.
20876 * c-common.h: Likewise.
20877 * c-decl.c: Likewise.
20878 * c-parser.c: Likewise.
20879 * c-pragma.c: Likewise.
20880 * c-tree.h: Likewise.
20881 * cfgloop.h: Likewise.
20882 * cgraph.h: Likewise.
20883 * config/alpha/alpha.c: Likewise.
20884 * config/arm/arm.h: Likewise.
20885 * config/avr/avr.h: Likewise.
20886 * config/bfin/bfin.c: Likewise.
20887 * config/cris/cris.c: Likewise.
20888 * config/darwin.c: Likewise.
20889 * config/frv/frv.c: Likewise.
20890 * config/i386/i386.c: Likewise.
20891 * config/i386/i386.h: Likewise.
20892 * config/i386/winnt.c: Likewise.
20893 * config/ia64/ia64.h: Likewise.
20894 * config/iq2000/iq2000.c: Likewise.
20895 * config/mips/mips.c: Likewise.
20896 * config/mmix/mmix.h: Likewise.
20897 * config/pa/pa.c: Likewise.
20898 * config/pa/pa.h: Likewise.
20899 * config/rs6000/rs6000.c: Likewise.
20900 * config/s390/s390.c: Likewise.
20901 * config/sparc/sparc.c: Likewise.
20902 * config/xtensa/xtensa.c: Likewise.
20903 * cselib.h: Likewise.
20904 * dbxout.c: Likewise.
20905 * dwarf2out.c: Likewise.
20906 * except.c: Likewise.
20907 * except.h: Likewise.
20908 * fixed-value.h: Likewise.
20909 * function.c: Likewise.
20910 * function.h: Likewise.
20911 * gimple.h: Likewise.
20912 * integrate.c: Likewise.
20913 * optabs.c: Likewise.
20914 * output.h: Likewise.
20915 * real.h: Likewise.
20917 * stringpool.c: Likewise.
20918 * tree-data-ref.c: Likewise.
20919 * tree-flow.h: Likewise.
20920 * tree-scalar-evolution.c: Likewise.
20921 * tree-ssa-address.c: Likewise.
20922 * tree-ssa-alias.h: Likewise.
20923 * tree-ssa-operands.h: Likewise.
20924 * tree.c: Likewise.
20925 * tree.h: Likewise.
20926 * varasm.c: Likewise.
20927 * varray.h: Likewise.
20929 * coretypes.h: Do not define GTY macro if it is already defined.
20930 * doc/gty.texi: Update GTY documentation to new syntax.
20931 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20932 annotations on structs.
20933 * gengtype-parse.c: Likewise.
20935 2009-04-22 Mark Heffernan <meheff@google.com>
20937 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20939 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20941 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20944 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20946 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20947 the same as a PLUS without a shift. Increase the cost of a
20950 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20952 * Makefile.in: Update dependencies.
20953 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20954 * errors.h: Remove bogus comment about compatibility.
20955 (warning): Update declaration.
20956 * genautomata.c: Update all calls to warning.
20957 * gimple.c: Do not include errors.h. Include toplev.h.
20958 * tree-ssa-structalias.c: Do not include errors.h.
20959 * omega.c: Likewise.
20960 * tree-ssa-reassoc.c: Likewise.
20961 * config/spu/spu-c.c: Likewise.
20962 * config/spu/t-spu-elf: Update dependencies.
20964 2009-04-22 Richard Guenther <rguenther@suse.de>
20966 PR tree-optimization/39824
20967 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20968 make sure the types are compatible.
20970 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20973 * c-common.c (c_parse_error): Take a token_flags parameter.
20974 Use token_type for the token type instead.
20975 Pass token_flags to cpp_type2name.
20976 * c-common.h (c_parse_error): Update declaration.
20977 * c-parser.c (c_parser_error): Pass 0 as token flags.
20979 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20981 PR rtl-optimization/39580
20982 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20984 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20986 * function.c (expand_function_end): Do not emit a jump to the "naked"
20987 return label for fall-through returns.
20988 * except.c (sjlj_emit_function_exit): Always place the call to the
20989 unregister function at the location installed by expand_function_end.
20991 2009-04-22 Richard Guenther <rguenther@suse.de>
20993 PR tree-optimization/39845
20994 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20995 (gen_inbound_check): Likewise.
20997 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20999 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21001 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21002 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21004 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21006 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21007 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21008 shift counts to avoid out-of-bounds array accesses.
21010 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21012 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21013 (Pmode): Move above.
21015 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21017 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21018 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21019 GET_CODE macro. Use IN_RANGE macro where appropriate.
21020 * config/alpha/alpha.h: Ditto.
21021 * config/alpha/alpha.md: Ditto.
21022 * config/alpha/constraints.md: Ditto.
21023 * config/alpha/predicates.md: Ditto.
21025 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21027 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21028 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21029 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21030 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21031 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21032 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21033 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21034 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21035 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21036 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21037 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21038 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21039 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21040 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21041 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21042 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21043 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21044 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21045 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21046 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21047 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21048 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21049 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21050 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21051 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21052 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21053 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21055 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21057 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21058 references from comments.
21059 * cfgbuild.c: (count_basic_blocks): Delete.
21060 (find_basic_blocks_1): Delete.
21061 (find_basic_blocks): Delete.
21062 * except.c (finish_eh_generation): Make static. Move comment from
21063 except.h here. Remove find_basic_blocks references from comments.
21064 * except.h (finish_eh_generation): Delete.
21065 * basic-block.h (find_basic_blocks): Delete.
21066 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21068 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21070 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21071 (sdbout_parms): Likewise.
21073 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21075 * config/sh/sh.c (prepare_cbranch_operands): Use
21076 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21077 (expand_cbranchdi4): Likewise.
21078 (from_compare): Add cast to enum type.
21079 (expand_cbranchsi4): Use add_reg_note.
21080 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21081 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21082 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21083 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21084 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21085 instead of CODE_FOR_nothing.
21086 (cbranchdi4): Likewise. Fix the order of arguments for
21088 (push_fpscr): Use add_reg_note.
21089 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21090 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21092 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21094 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21095 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21096 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21097 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21098 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21099 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21100 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21101 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21102 config/alpha/x-vms, config/arc/t-arc,
21103 config/arm/README-interworking, config/arm/arm-c.c,
21104 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21105 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21106 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21107 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21108 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21109 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21110 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21111 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21112 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21113 config/cris/t-elfmulti, config/crx/t-crx,
21114 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21115 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21116 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21117 config/h8300/t-h8300, config/i386/athlon.md,
21118 config/i386/darwin-libgcc.10.4.ver,
21119 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21120 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21121 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21122 config/i386/t-linux64, config/i386/t-nwld,
21123 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21124 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21125 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21126 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21127 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21128 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21129 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21130 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21131 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21132 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21133 config/m68k/t-uclinux, config/mcore/t-mcore,
21134 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21135 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21136 config/mips/crtn.asm, config/mips/irix-crti.asm,
21137 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21138 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21139 config/mips/mips-fixed.md, config/mips/sb1.md,
21140 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21141 config/mips/t-iris6, config/mips/t-isa3264,
21142 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21143 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21144 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21145 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21146 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21147 config/mn10300/t-linux, config/mn10300/t-mn10300,
21148 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21149 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21150 config/picochip/libgccExtras/clzsi2.asm,
21151 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21152 config/rs6000/darwin-libgcc.10.4.ver,
21153 config/rs6000/darwin-libgcc.10.5.ver,
21154 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21155 config/rs6000/t-aix43, config/rs6000/t-aix52,
21156 config/rs6000/t-darwin, config/rs6000/t-fprules,
21157 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21158 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21159 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21160 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21161 config/rs6000/t-rtems, config/rs6000/t-spe,
21162 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21163 config/score/t-score-elf, config/sh/divcost-analysis,
21164 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21165 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21166 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21167 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21168 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21169 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21170 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21171 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21172 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21173 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21174 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21175 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21176 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21177 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21178 * config/h8300/genmova.sh: Include copyright and license notices
21179 in generated output.
21180 * config/h8300/mova.md: Regenerate.
21181 * doc/install.texi2html: Include word "Copyright" in copyright
21182 notice and use name "Free Software Foundation, Inc.".
21183 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21184 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21185 ChangeLog-2007, ChangeLog-2008: Correct dates.
21187 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21189 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21190 NE_EXPR operations as well.
21191 * c-parser.c (c_parser_condition): Do not set location information on
21193 (c_parser_conditional_expression): Likewise.
21194 (c_parser_binary_expression): Set location information on operators.
21195 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21196 TRUTH_NOT_EXPR has been folded.
21197 * fold-const.c (fold_truth_not_expr): Copy location information from
21198 the incoming expression to the outgoing one.
21199 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21200 recursive calls on the LHS of the operator but pass that of the
21201 operator to recursive calls on the RHS of the operator. Set it
21203 (shortcut_cond_expr): Set the locus of the operator on the second
21204 COND_EXPR and that of the expression on the first in degenerate cases.
21205 Pass the locus of the expression to calls to shortcut_cond_r.
21206 Set the locus of the 'then' block on the associated jump, if any.
21207 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21208 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21209 expression to call to gimplify_boolean_expr.
21211 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21213 * config.gcc: Add additional configuration for
21214 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21215 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21216 (CPP_SPEC): Redefine for allowing -municode option.
21217 (STARTFILE_SPEC): Likewise.
21218 * config/i386/t-mingw-w64: New.
21219 * config/i386/mingw-w64.opt: New.
21220 (municode): Add new target option.
21221 * doc/invoke.texi (municode): Add documentation for new option.
21223 2009-04-21 Ian Lance Taylor <iant@google.com>
21225 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21226 Correct test for number of arguments.
21227 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21229 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21231 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21232 argument of emit_library_call.
21234 2009-04-21 Richard Guenther <rguenther@suse.de>
21236 PR middle-end/39829
21237 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21238 inside VIEW_CONVERT_EXPRs.
21240 2009-04-21 Martin Jambor <mjambor@suse.cz>
21242 * tree-switch-conversion.c (build_constructors): Split a long line.
21243 (constructor_contains_same_values_p): New function.
21244 (build_one_array): Create assigns of constants if possible, do not
21245 call mark_sym_for_renaming, call update_stmt.
21246 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21247 make_rename_temp. Do not call mark_symbols_for_renaming, call
21249 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21250 find_new_referenced_vars, call update_stmt.
21251 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21252 instead of calling make_rename_temp. Do not call
21253 find_new_referenced_vars or mark_symbols_for_renaming, call
21256 2009-04-21 Richard Guenther <rguenther@suse.de>
21258 PR tree-optimization/39827
21259 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21260 (tree_ssa_phiprop): Pass the correct array size.
21262 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21264 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21266 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21269 * c-typeck.c (lvalue_p): Move declaration ...
21270 * c-common.h (lvalue_p): ... to here.
21271 * c-common.c (candidate_equal_p): New.
21272 (add_tlist): Use it.
21273 (merge_tlist): Use it.
21274 (warn_for_collisions_1): Likewise.
21275 (warning_candidate_p): Accept more candidates.
21276 (verify_tree): A warning candidate can be an expression. Use
21279 2009-04-21 Ben Elliston <bje@au.ibm.com>
21282 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21283 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21284 options. Remove -mcall-solaris documentation.
21286 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21289 * doc/invoke.texi (-Wlong-long): Update description.
21290 * c-lex (interpret_integer): Only warn if there was no previous
21291 overflow and -Wlong-long is enabled.
21292 * c-decl.c (declspecs_add_type): Drop redundant flags.
21293 * c.opt (Wlong-long): Init to -1.
21294 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21295 and front-end warn_long_long. Wlong-long only depends on other
21296 flags if it is uninitialized.
21297 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21298 the same for CPP and FE.
21299 (restore_extension_diagnostics): Likewise.
21301 2009-04-20 Ian Lance Taylor <iant@google.com>
21303 Fix enum conversions which are invalid in C++:
21304 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21305 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21306 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21307 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21308 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21309 (dbxout_parms): Likewise.
21310 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21311 (df_clear_flags): Likewise.
21312 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21313 top_flag parameter to int.
21314 (df_chain_create_bb_process_use): Likewise.
21315 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21317 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21318 (df_ref_create_structure, df_def_record_1): Likewise.
21319 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21320 (df_notes_rescan): Change 0 to VOIDmode in function call.
21321 (df_get_call_refs, df_insn_refs_collect): Likewise.
21322 (df_bb_regs_collect): Likewise.
21323 (df_entry_block_defs_collect): Likewise.
21324 (df_exit_block_uses_collect): Likewise.
21325 * df.h: Update declarations.
21326 * double-int.c (double_int_divmod): Add cast to enum type.
21327 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21328 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21329 (based_loc_descr): Likewise.
21330 (loc_descriptor_from_tree_1): Change first_op and second_op to
21331 enum dwarf_location_atom. Add cast to enum type.
21332 * expmed.c (init_expmed): Change 0 to SET in function call.
21333 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21334 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21335 (do_store_flag): Likewise.
21336 * fixed-value.h (struct fixed_value): Change mode to enum
21338 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21339 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21341 (insert_insn_decl, insert_decl, insert_state): Likewise.
21342 (automata_list_finish): Likewise.
21343 * genrecog.c (process_define_predicate): Add cast to enum type.
21344 * gensupport.c (init_predicate_table): Add cast to enum type.
21345 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21347 (gimple_build_call_1, gimple_build_label): Likewise.
21348 (gimple_build_goto, gimple_build_asm_1): Likewise.
21349 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21350 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21351 (enum fallback): Rename from enum fallback_t.
21352 (fallback_t): Typedef as int.
21353 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21354 GSI_SAME_STMT in function call.
21355 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21357 (setup_reg_class_relations): Likewise.
21358 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21359 (setup_prohibited_class_mode_regs): Add cast to enum type.
21360 (setup_prohibited_mode_move_regs): Likewise.
21361 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21362 (record_address_regs): Change i to enum reg_class.
21363 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21364 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21365 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21366 (GET_MODE_2XWIDER_MODE): Likewise.
21367 (GET_CLASS_NARROWEST_MODE): Likewise.
21368 * omp-low.c (expand_omp_for): Add cast to enum type.
21369 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21370 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21371 * postreload.c (reload_cse_simplify_operands): Change rclass local
21373 * predict.c (combine_predictions_for_insn): Change best_predictor
21374 and predictor to enum br_predictor.
21375 (combine_predictions_for_bb): Likewise.
21376 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21377 use SET_PREDICT_EXPR_OUTCOME.
21378 * real.c (real_arithmetic): Change icode to code in function call.
21379 * reginfo.c (init_move_cost): Add casts to enum type.
21380 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21381 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21383 * reload.c (find_valid_class): Add casts to enum type.
21384 (push_reload): Change 0 to NO_REGS in function call.
21385 (find_reloads): Change this_alternative to array of enum
21386 reg_class. Remove some now-unnecessary casts.
21387 (make_memloc): Change 0 to VOIDmode in function call.
21388 * reload1.c (reload): Change 0 to VOIDmode in function call.
21389 (eliminate_regs_1, elimination_effects): Likewise.
21390 (eliminate_regs_in_insn): Likewise.
21391 (emit_input_reload_insns): Add cast to enum type.
21392 (delete_output_reload): Change 0 to VOIDmode in function call.
21393 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21394 to enum type in function call.
21395 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21396 (SET_PREDICT_EXPR_OUTCOME): Define.
21397 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21398 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21399 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21400 (dump_function): Likewise.
21401 * tree-dump.h: Update declarations.
21402 * tree-pass.h: Update declarations.
21403 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21404 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21406 (arm_rtx_costs_1): Correct parenthesization.
21407 (arm_rtx_costs): Add casts to enum type.
21408 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21409 (vfp_emit_fstmd): Use add_rg_note.
21410 (emit_multi_reg_push, emit_sfm): Likewise.
21411 (thumb_set_frame_pointer): Likewise.
21412 (arm_expand_prologue): Likewise.
21413 (arm_regno_class): Change return type to enum reg_class.
21414 (thumb1_expand_prologue): Use add_reg_note.
21415 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21416 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21418 * config/arm/gentune.sh: Add cast to enum type.
21419 * config/arm/arm-tune.md: Rebuild.
21420 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21421 (ix86_split_fp_branch, predict_jump): Likewise.
21422 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21423 insn_code to enum rtx_code.
21424 (ix86_builtin_vectorized_function): Add cast to enum type.
21425 * config/i386/i386.md (truncdfsf2): Change slot to enum
21427 (truncxf<mode>2, isinf<mode>2): Likewise.
21428 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21430 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21431 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21432 (insert_bundle_state): Change 1 to INSERT in function call.
21433 (ia64_add_bundle_selector_before): Likewise.
21434 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21435 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21436 (restore_stack_nonlocal): Likewise.
21437 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21439 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21441 (mips_rtx_costs): Likewise.
21442 (mips_override_options): Add casts to enum type.
21443 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21445 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21446 (store_reg, set_reg_plus_d): Likewise.
21447 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21448 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21450 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21452 (emit_unlikely_jump): Use add_reg_note.
21453 (rs6000_emit_allocate_stack): Likewise.
21454 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21455 (output_toc): Change 1 to INSERT in function call.
21456 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21457 (rs6000_initialize_trampoline): Likewise.
21458 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21460 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21461 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21462 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21463 (save_gprs): Use add_reg_note.
21464 (s390_emit_prologue): Likewise.
21465 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21466 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21467 (sparc_fold_builtin): Add cast to enum type.
21468 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21470 (spu_expand_prologue): Use add_reg_note.
21471 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21473 2009-04-20 Ian Lance Taylor <iant@google.com>
21475 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21476 (c_parser_postfix_expression_after_primary): Get VEC for list of
21477 arguments. Get original types of arguments. Call
21478 build_function_call_vec.
21479 (cached_expr_list_1, cached_expr_list_2): New static variables.
21480 (c_parser_expr_list): Change return type to VEC *. Add
21481 p_orig_types parameter. Change all callers.
21482 (c_parser_release_expr): New static function.
21483 (c_parser_vec_to_tree_list): New static function.
21484 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21485 call build_function_call_vec.
21486 (build_function_call_vec): New function, based on old
21487 build_function_call.
21488 (convert_arguments): Remove nargs and argarray parameters. Change
21489 values to a VEC. Add origtypes parameter.
21490 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21491 (convert_for_assignment): Add origtype parameter. Change all
21492 callers. If warn_cxx_compat, check for conversion to an enum
21493 type when calling a function.
21494 (store_init_value): Add origtype parameter. Change all callers.
21495 (digest_init): Likewise.
21496 (struct init_node): Add origtype field.
21497 (add_pending_init): Add origtype parameter. Change all callers.
21498 (output_init_element): Likewise.
21499 (output_pending_init_elements): Pass origtype from init_node to
21500 output_init_element.
21501 (process_init_element): Pass origtype from c_expr to
21502 output_init_element.
21503 (c_finish_return): Add origtype parameter. Change all callers.
21504 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21506 (sync_resolve_params): Likewise.
21507 (sync_resolve_return): Change params to first_param. Change caller.
21508 (resolve_overloaded_builtins): Change params to VEC *. Change
21509 callers. Save first parameter around call to build_function_call_vec.
21510 * c-decl.c (finish_decl): Add origtype parameter. Change all
21511 callers. Call build_function_call_vec rather than
21512 build_function_call for cleanup.
21513 * c-tree.h: Update declarations.
21514 * c-common.h: Update declarations.
21515 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21516 params to first_param.
21517 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21518 params parameter from tree to void *.
21519 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21520 Change arglist parameter to have type void *, and to be a pointer
21522 * config/rs6000/rs6000-protos.h
21523 (altivec_resolve_overloaded_builtin): Update declaration.
21524 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21525 fnargs parameter to have type void *, and to be a pointer to a
21526 VEC. Call build_function_call_vec instead of
21527 build_function_call.
21528 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21530 2009-04-20 Joey Ye <joey.ye@intel.com>
21531 Xuepeng Guo <xuepeng.guo@intel.com>
21532 H.J. Lu <hongjiu.lu@intel.com>
21534 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21536 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21537 (IX86_LEA_PRIORITY): Likewise.
21538 (distance_non_agu_define): New function.
21539 (distance_agu_use): Likewise.
21540 (ix86_lea_for_add_ok): Likewise.
21541 (ix86_dep_by_shift_count): Likewise.
21543 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21544 should split for LEA.
21546 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21548 (ix86_dep_by_shift_count): Likewise.
21550 2009-04-20 Richard Guenther <rguenther@suse.de>
21552 * expr.c (handled_component_p): Move ...
21553 * tree.h (handled_component_p): ... here.
21554 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21555 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21556 and REALPART_EXPR to be in one group.
21558 2009-04-20 Richard Guenther <rguenther@suse.de>
21560 * basic-block.h (get_all_dominated_blocks): Declare.
21561 * dominance.c (get_all_dominated_blocks): New function.
21562 * tree-cfg.c (get_all_dominated_blocks): Remove.
21563 (remove_edge_and_dominated_blocks): Adjust.
21564 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21565 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21566 instead of recursing.
21568 2009-04-20 Doug Kwan <dougkwan@google.com>
21570 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21571 (struct cgraph_node_set_def): New type.
21572 (cgraph_node_set) New type. Also declare vector functions.
21573 (struct cgraph_node_set_element_def): New type.
21574 (cgraph_node_set_element): Ditto.
21575 (cgraph_node_set_iterator): New iterator type.
21576 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21577 cgraph_node_set_remove, dump_cgraph_node_set,
21578 debug_cgraph_node_set): New prototypes.
21579 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21580 cgraph_node_set_size): New inlines.
21581 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21582 including cgraph.h.
21583 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21584 argument to function 'write_summary'.
21585 * ipa.c: Include ggc.h.
21586 (hash_cgraph_node_set_element,
21587 eq_cgraph_node_set_element, cgraph_node_set_new,
21588 cgraph_node_set_add, cgraph_node_set_remove,
21589 cgraph_node_set_find, dump_cgraph_node_set,
21590 debug_cgraph_node_set): New functions.
21591 * Makefile.in (ipa.o): Add dependency on GGC_H.
21593 2009-04-20 Ira Rosen <irar@il.ibm.com>
21595 PR tree-optimization/39675
21596 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21597 check of the return code of vect_schedule_slp. Check that
21598 stmt_vec_info still exists for the statement, before checking its
21599 vectorization type.
21601 2009-04-20 Michael Matz <matz@suse.de>
21603 * Makefile.in (generated_files): Take out $(simple_generated_c).
21605 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21607 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21608 (UINTPTR_TYPE): Likewise.
21610 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21613 * c-typeck.c (digest_init): Check for initializing an array with a
21616 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21619 * c-semantics.c (pop_stmt_list): Propagate
21620 STATEMENT_LIST_HAS_LABEL to parent statement list.
21622 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21624 * config/mips/mips.h (mips_tune_attr): New macro.
21625 * config/mips/mips.md (cpu): Use it.
21627 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21630 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21633 2009-04-19 Diego Novillo <dnovillo@google.com>
21635 * toplev.c (compile_file): Move call to coverage_finish ...
21636 * cgraphunit.c (ipa_passes): ... here.
21637 Call cgraph_process_new_functions.
21638 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21639 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21641 2009-04-19 Jan Hubicka <jh@suse.cz>
21643 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21645 (dump_cgraph_node): Dump can throw external flag.
21646 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21648 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21652 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21653 * common.opt (Wlogical-op): Move from here...
21654 * c.opt (Wlogical-op): ... to here.
21655 * c-typeck.c (parser_build_binary_op): Update call to
21656 warn_logical_operator.
21657 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21659 * c-common.c (warn_logical_op): Update.
21660 * c-common.h (warn_logical_op): Update declaration.
21662 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21664 * tree.c (protected_set_expr_location): Fix formatting.
21666 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21669 * c-typeck.c (readonly_warning): new.
21670 (build_unary_op, build_modify_expr): Use readonly_warning for
21671 storing into something readonly but not const-qualified.
21673 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21676 * c-typeck.c (build_unary_op): Check for taking address of
21677 expression of type void.
21679 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21682 * c-typeck.c (build_function_call): Check for calling a function
21683 with qualified void return types. Call require_complete_type when
21686 2009-04-18 Jan Hubicka <jh@suse.cz>
21688 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21690 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21691 can_throw_external flag.
21692 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21693 * ipa-pure-const.c (ignore_edge): New function.
21694 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21695 only over can_throw_external edges.
21696 (local_pure_const): Add nothrow flag.
21697 * ipa-utils.c (searchc): Add ignore_edge callback.
21698 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21699 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21700 (set_nothrow_function_flags): Update cgraph.
21701 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21703 2009-04-18 Richard Guenther <rguenther@suse.de>
21705 PR middle-end/39804
21706 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21707 (fold_stmt): ... this and ...
21708 (fold_stmt_inplace): ... this.
21709 (fold_stmt_1): Fold references in calls and asms.
21710 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21712 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21714 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21715 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21717 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21719 * tree.c (function_args_count): Remove.
21720 * tree.h: Remove the prototype for function_args_count.
21722 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21724 * tree-iterator.c (expr_only): Remove.
21725 * tree.h: Remove the prototype for expr_only.
21727 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21729 * reginfo.c (cannot_change_mode_set_regs): Remove.
21730 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21732 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21734 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21735 whether operands 0 and 1 overlaps.
21737 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21739 PR middle-end/36902
21740 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21741 pointer. Use warning_at instead of warning.
21742 (search_for_addr_array): Likewise.
21743 (check_array_bounds): Likewise.
21744 (check_all_array_refs): Check that the incoming edge is not in the
21745 list of edges to be removed.
21746 (check_all_array_refs): Avoid the temporal pointer.
21747 (vrp_visit_cond_stmt): Fix typo.
21748 (simplify_switch_using_ranges): Handle the case where the switch
21749 index is an integer constant.
21751 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21753 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21755 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21757 * doc/extend.texi, doc/invoke.texi: Fix typos.
21759 2009-04-17 Cary Coutant <ccoutant@google.com>
21761 * tree-flow-inline.h (get_lineno): Fix inverted test.
21763 2009-04-17 Diego Novillo <dnovillo@google.com>
21765 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21766 assertion for AVAIL_OUT.
21768 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21771 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21772 * config/sh/linux-atomic.asm: Likewise.
21774 2009-04-17 Diego Novillo <dnovillo@google.com>
21776 * except.c (debug_eh_tree): New.
21777 (struct eh_region, struct eh_status): Move ...
21778 * except.h: ... here.
21779 (add_type_for_runtime): Declare extern.
21780 (lookup_type_for_runtime): Likewise.
21781 (debug_eh_tree): Declare.
21782 * Makefile.in (GTFILES): List except.h before except.c
21784 2009-04-17 Diego Novillo <dnovillo@google.com>
21786 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21787 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21788 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21789 (find_vars_r): ... here.
21790 * tree-flow.h (find_referenced_vars_in): Declare.
21791 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21792 that AVAIL_OUT exists for BLOCK.
21793 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21794 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21795 (tree-parloops.o): Likewise.
21797 2009-04-17 Simon Baldwin <simonb@google.com>
21799 * toplev.c (default_tree_printer): Add handling for %E format.
21801 2009-04-17 Diego Novillo <dnovillo@google.com>
21803 * tree-pretty-print.c (dump_generic_node): Add break after
21804 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21805 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21806 FUNCTION_TYPE together. Call print_struct_decl when printing
21807 structures and TDF_SLIM is not given.
21808 (print_struct_decl): Fix logic for detecting recursion.
21810 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21813 * gcc.c (create_at_file): New.
21814 (compile_input_file_p): New.
21815 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21816 * main.c (main): Update call to toplev_main.
21817 * toplev.c (toplev_main): Change signature. Call expandargv.
21818 * toplev.h (toplev_main): Change signature.
21820 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21822 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21823 if the latter is not constant.
21825 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21827 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21829 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21831 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21832 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21834 2009-04-17 Richard Guenther <rguenther@suse.de>
21836 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21837 Handle component references view-converting an invariant address.
21839 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21841 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21842 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21843 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21844 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21845 Use @deftypevr rather than @deftypevar.
21847 2009-04-17 Richard Guenther <rguenther@suse.de>
21849 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21850 (get_prop_source_stmt): Likewise.
21851 (can_propagate_from): Likewise.
21853 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21855 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21856 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21857 (--with-multilib-list): Add default value.
21858 * configure: Regenerate.
21859 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21860 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21861 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21862 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21863 Don't add default cpu to multilib list unnecessarily, but do enable
21864 the relevant compiler option..
21865 Add support for --with-multilib-list=<blank> and
21866 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21867 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21868 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21869 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21870 TM_MULTILIB_CONFIG.
21871 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21872 (MULTILIB_OSDIRNAMES): New variable.
21873 * config/sh/t-1e: Delete file.
21874 * config/sh/t-mlib-sh1: Delete file.
21875 * config/sh/t-mlib-sh2: Delete file.
21876 * config/sh/t-mlib-sh2a: Delete file.
21877 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21878 * config/sh/t-mlib-sh2a-single: Delete file.
21879 * config/sh/t-mlib-sh2a-single-only: Delete file.
21880 * config/sh/t-mlib-sh2e: Delete file.
21881 * config/sh/t-mlib-sh3e: Delete file.
21882 * config/sh/t-mlib-sh4: Delete file.
21883 * config/sh/t-mlib-sh4-nofpu: Delete file.
21884 * config/sh/t-mlib-sh4-single: Delete file.
21885 * config/sh/t-mlib-sh4-single-only: Delete file.
21886 * config/sh/t-mlib-sh4a: Delete file.
21887 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21888 * config/sh/t-mlib-sh4a-single: Delete file.
21889 * config/sh/t-mlib-sh4a-single-only: Delete file.
21890 * config/sh/t-mlib-sh4al: Delete file.
21891 * config/sh/t-mlib-sh5-32media: Delete file.
21892 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21893 * config/sh/t-mlib-sh5-64media: Delete file.
21894 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21895 * config/sh/t-mlib-sh5-compact: Delete file.
21896 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21897 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21898 * doc/install.texi (Options specification): Add
21899 --with-multilib-list and --with-endian.
21901 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21903 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21905 (OBJS-common): Add plugin-version.o.
21906 (plugin-version.o): New.
21907 * gcc-plugin.h (plugin_gcc_version): New.
21908 (plugin_default_version_check): New.
21909 (plugin_init_func, plugin_init): Add version argument.
21910 * plugin-version.c: New.
21911 * plugin.c (str_plugin_gcc_version_name): New.
21912 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21913 pass it to the init function.
21914 (plugin_default_version_check): New.
21916 2009-04-17 Richard Guenther <rguenther@suse.de>
21918 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21919 for decl-vs-decl disambiguation.
21921 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21923 * config/s390/s390.h (s390_tune_attr): New macro definition.
21924 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21926 2009-04-17 Richard Guenther <rguenther@suse.de>
21928 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21929 (fold_stmt_r): Likewise.
21930 (maybe_fold_reference): New function.
21931 (fold_gimple_assign): Handle cases fold_stmt_r did.
21932 (fold_stmt): Do not use fold_stmt_r.
21933 (fold_stmt_inplace): Likewise.
21935 2009-04-17 Richard Guenther <rguenther@suse.de>
21937 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21938 (record_equivalences_from_stmt): Remove useless checks and
21940 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21941 the type is already suitable.
21943 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21945 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21947 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21949 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21950 (CMPtype): Define as __gcc_CMPtype.
21952 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21954 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21955 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21957 2009-04-17 Richard Guenther <rguenther@suse.de>
21959 PR tree-optimization/39746
21960 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21961 special-casing for builtins and static variable use/def.
21962 (call_may_clobber_ref_p_1): Likewise.
21964 2009-04-16 Ian Lance Taylor <iant@google.com>
21966 * df.h: Include "timevar.h".
21967 (struct df_problem): Change tv_id field to timevar_id_t.
21968 * tree-pass.h: Include "timevar.h".
21969 (struct opt_pass): Change tv_id field to timevar_id_t.
21970 * timevar.h (timevar_id_t): Define TV_NONE.
21971 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21972 TV_NONE rather than tv_id != 0.
21973 (execute_one_pass): Likewise.
21974 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21975 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21976 dependencies to $(TREE_PASS_H).
21977 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21979 (pass_branch_target_load_optimize2): Likewise.
21980 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21981 (pass_outof_cfg_layout_mode): Likewise.
21982 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21983 (pass_rebuild_cgraph_edges): Likewise.
21984 (pass_remove_cgraph_callee_edges): Likewise.
21985 * df-core.c (pass_df_initialize_opt): Likewise.
21986 (pass_df_initialize_no_opt): Likewise.
21987 (pass_df_finish): Likewise.
21988 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21989 * except.c (pass_set_nothrow_function_flags): Likewise.
21990 (pass_convert_to_eh_region_ranges): Likewise.
21991 * final.c (pass_compute_alignments): Likewise.
21992 * function.c (pass_instantiate_virtual_regs): Likewise.
21993 (pass_init_function): Likewise.
21994 (pass_leaf_regs): Likewise.
21995 (pass_match_asm_constraints): Likewise.
21996 * gimple-low.c (pass_lower_cf): Likewise.
21997 (pass_mark_used_blocks): Likewise.
21998 * init-regs.c (pass_initialize_regs): Likewise.
21999 * integrate.c (pass_initial_value_sets): Likewise.
22000 * ira.c (pass_ira): Likewise.
22001 * jump.c (pass_cleanup_barriers): Likewise.
22002 * omp-low.c (pass_expand_omp): Likewise.
22003 (pass_lower_omp): Likewise.
22004 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22005 * recog.c (pass_split_all_insns): Likewise.
22006 (pass_split_after_reload): Likewise.
22007 (pass_split_before_regstack): Likewise.
22008 (pass_split_before_sched2): Likewise.
22009 (pass_split_for_shorten_branches): Likewise.
22010 * reginfo.c (pass_reginfo_init): Likewise.
22011 (pass_subregs_of_mode_init): Likewise.
22012 (pass_subregs_of_mode_finish): Likewise.
22013 * passes.c (pass_postreload): Likewise.
22014 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22015 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22016 (pass_warn_function_return): Likewise.
22017 (pass_warn_function_noreturn): Likewise.
22018 * tree-complex.c (pass_lower_complex): Likewise.
22019 (pass_lower_complex_O0): Likewise.
22020 * tree-if-conv.c (pass_if_conversion): Likewise.
22021 * tree-into-ssa.c (pass_build_ssa): Likewise.
22022 * tree-mudflap.c (pass_mudflap_1): Likewise.
22023 (pass_mudflap_2): Likewise.
22024 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22025 (pass_mudflap_2): Likewise.
22026 * tree-nrv.c (pass_return_slot): Likewise.
22027 * tree-object-size.c (pass_object_sizes): Likewise.
22028 * tree-optimize.c (pass_all_optimizations): Likewise.
22029 (pass_early_local_passes): Likewise.
22030 (pass_all_early_optimizations): Likewise.
22031 (pass_cleanup_cfg): Likewise.
22032 (pass_cleanup_cfg_post_optimizing): Likewise.
22033 (pass_free_datastructures): Likewise.
22034 (pass_free_cfg_annotations): Likewise.
22035 (pass_fixup_cfg): Likewise.
22036 (pass_init_datastructures): Likewise.
22037 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22038 (pass_late_warn_uninitialized): Likewise.
22039 (pass_update_address_taken): Likewise.
22040 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22041 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22042 (pass_cse_sincos): Likewise.
22043 (pass_convert_to_rsqrt): Likewise.
22044 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22045 * tree-stdarg.c (pass_stdarg): Likewise.
22046 * tree-tailcall.c (pass_tail_recursion): Likewise.
22047 (pass_tail_calls): Likewise.
22048 * tree-vect-generic.c (pass_lower_vector): Likewise.
22049 (pass_lower_vector_ssa): Likewise.
22050 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22052 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22054 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22056 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22058 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22059 logical and signext.
22061 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22064 * config/sh/predicates.md (arith_operand): Check if the operand
22065 of TRUNCATE is a REG.
22067 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22069 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22070 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22072 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22074 * tree-iterator.c (tsi_split_statement_list_after,
22075 tsi_split_statement_list_before): Remove.
22076 * tree-iterator.h: Remove the prototypes for
22077 tsi_split_statement_list_after and tsi_split_statement_list_before.
22079 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22081 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22082 * tree-ssa-propagate.h: Remove the prototype for
22083 stmt_makes_single_load.
22085 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22087 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22088 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22090 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22092 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22094 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22096 * except.c (eh_region_outer_p): Remove.
22097 * except.h: Remove the prototype for eh_region_outer_p.
22099 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22101 * function.c (current_function_assembler_name): Remove.
22102 * function.h: Remove the prototype for
22103 current_function_assembler_name.
22105 2009-04-16 Ian Lance Taylor <iant@google.com>
22107 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22108 (add_reg_note): Call alloc_reg_note.
22109 * rtl.h (alloc_reg_note): Declare.
22110 * combine.c (try_combine): Use alloc_reg_note.
22111 (recog_for_combine, move_deaths): Likewise.
22112 (distribute_notes): Use alloc_reg_note and add_reg_note.
22113 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22114 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22115 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22117 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22119 PR rtl-optimization/39762
22120 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22121 ira_may_move_out_cost): Add comments about way of their usage.
22122 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22124 * ira-conflicts.c (process_regs_for_copy): Use function
22125 ira_get_register_move_cost instead of global
22126 ira_register_move_cost.
22128 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22129 color_pass, move_spill_restore, update_curr_costs): Ditto.
22131 * ira-lives.c (process_single_reg_class_operands): Ditto.
22133 * ira-emit.c (emit_move_list): Ditto.
22135 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22136 (record_reg_classes): Ditto. Use functions
22137 ira_get_register_move_cost and ira_get_may_move_cost instead of
22138 global vars ira_register_move_cost, ira_may_move_out_cost and
22139 ira_may_move_in_cost.
22140 (record_address_regs): Don't call ira_init_register_move_cost.
22141 Use function ira_get_may_move_cost instead of global
22142 ira_may_move_in_cost.
22143 (process_bb_node_for_hard_reg_moves): Use function
22144 ira_get_register_move_cost instead of global ira_register_move_cost.
22145 (ira_costs): Don't call ira_init_register_move_cost.
22147 2009-04-16 Richard Guenther <rguenther@suse.de>
22149 * tree-cfg.c (verify_gimple_assign_binary):
22150 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22151 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22152 (create_general_new_stmt): Note that this function is broken.
22154 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22156 * common.opt (fhelp): Add Var(help_flag).
22157 * gcc-plugin.h (plugin_info): Add help.
22158 * plugin.c (plugin_name_args): Add help.
22159 (register_plugin_info): Set plugin->help.
22160 (print_help_one_plugin): New.
22161 (print_plugins_help): New.
22162 * plugin.h (print_plugins_help): New.
22163 * toplev.c (toplev_main): Call print_plugins_help if needed.
22165 2009-04-16 Richard Guenther <rguenther@suse.de>
22167 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22168 (gimple_ior_addresses_taken_1): New function.
22169 (gimple_ior_addresses_taken): Likewise.
22170 * gimple.h (struct gimple_statement_with_ops_base): Remove
22171 addresses_taken member.
22172 (gimple_ior_addresses_taken): Declare.
22173 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22174 gimple_set_addresses_taken): Remove.
22175 * ipa-reference.c (mark_address): New function.
22176 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22177 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22178 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22179 (gimple_add_to_addresses_taken): Remove.
22180 (get_tmr_operands): Call mark_address_taken.
22181 (get_asm_expr_operands): Likewise.
22182 (get_expr_operands): Likewise.
22183 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22184 (free_stmt_operands): Do not free it.
22185 * tree-ssa.c (delete_tree_ssa): Likewise.
22186 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22188 2009-04-16 Richard Guenther <rguenther@suse.de>
22190 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22191 (walk_stmt_load_store_ops): Likewise.
22192 * gimple.c (get_base_loadstore): New function.
22193 (walk_stmt_load_store_addr_ops): Likewise.
22194 (walk_stmt_load_store_ops): Likewise.
22195 * ipa-pure-const.c (check_op): Simplify.
22196 (check_load, check_store): New functions.
22197 (check_stmt): Use walk_stmt_load_store_ops.
22198 * ipa-reference.c (mark_load): Adjust signature.
22199 (mark_store): Likewise.
22200 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22202 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22204 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22205 (plugin_info): New.
22206 * opts.c (common_handle_option): Don't call print_version.
22207 * plugin.c (plugin_name_args): Add version.
22208 (register_plugin_info): New.
22209 (register_callback): Handle PLUGIN_INFO.
22210 (try_init_one_plugin): New.
22211 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22213 (finalize_one_plugin): New.
22214 (finalize_plugins): New.
22215 (print_one_plugin): New.
22216 (print_plugins_versions): New.
22217 * plugin.h (print_plugins_versions): New.
22218 (finalize_plugins): New.
22219 * toplev.c (compile_file): Don't call initialize_plugins.
22220 (print_version): Call print_plugins_versions.
22221 (toplev_main): Call initialize_plugins. Print version if needed.
22222 Call finalize_plugins.
22224 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22226 * common.opt (fversion): New.
22227 * gcc.c (print_version): New.
22228 (process_command): Don't print the version. Just set print_version.
22229 (main): Print version. Call subprocesses if print_version and
22230 verbose_flag are set.
22231 * opts.c (common_handle_option): Handle OPT_fversion.
22233 2009-04-16 Richard Guenther <rguenther@suse.de>
22234 Ira Rosen <irar@il.ibm.com>
22236 PR tree-optimization/39698
22237 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22238 type of the reduction variable. Only generate the def if
22241 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22242 make sure to first convert to an integer of the same precision.
22243 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22244 the type of the evolution correctly in computing the new
22245 induction variable base.
22247 2009-04-16 Richard Guenther <rguenther@suse.de>
22249 PR middle-end/39625
22250 * tree-cfg.c (make_blocks): Split statements with to-be
22251 abnormal SSA names on the lhs.
22253 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22255 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22256 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22257 * c-typeck.c (really_start_incremental_init): Likewise.
22258 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22259 (TARGET_INITIALIZER): Remove it.
22260 * target.h (struct target): Remove vector_opaque_p.
22261 * tree.c (build_opaque_vector_type): New.
22262 * tree.h (TYPE_VECTOR_OPAQUE): New.
22263 (build_opaque_vector_type): Declare.
22264 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22265 * config/rs6000/rs6000.c (build_opaque_vector_type,
22266 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22267 (rs6000_init_builtins): Use build_opaque_vector_type for
22268 opaque_V4SI_type_node.
22270 2009-04-15 Catherine Moore <clm@codesourcery.com>
22272 * debug.h (set_name): Declare.
22273 * dwarf2out.c (dwarf2out_set_name): Declare.
22274 (dwarf2_debug_hooks): Add set_name.
22275 (find_AT_string): New.
22276 (add_AT_string): Call find_AT_string.
22277 (dwarf2out_set_name): New.
22278 * cp/decl.c (grokdeclarator): Call set_name.
22279 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22280 * debug.c (do_nothing_debug_hooks): Likewise.
22281 * dbxout.c (dbx_debug_hooks): Likewise.
22282 * sdbout.c (sdb_debug_hooks): Likewise.
22284 2009-04-15 Michael Eager <eager@eagercon.com>
22286 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22287 reg for single-precision FPU.
22288 * config/rs6000/rs6000.md (movsi_internal1): Only for
22289 !TARGET_SINGLE_FPU.
22290 (movsi_internal1_single): New. Add pattern to move SI values to/from
22291 single-precision FP regs.
22293 2009-04-15 Richard Guenther <rguenther@suse.de>
22295 * omp-low.c (lower_rec_input_clauses): Build correct address
22297 (expand_omp_for_generic): Fix multiplication type.
22298 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22299 (generate_memset_zero): Fix types.
22300 * tree-profile.c (prepare_instrumented_value): Correctly
22303 2009-04-15 Ian Lance Taylor <iant@google.com>
22305 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22306 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22307 for -Wall and for -Wc++-compat.
22308 (c_common_post_options): For C++, set warn_enum_compare if not
22310 * c-tree.h (struct c_expr): Add field original_type.
22311 (build_external_ref): Update declaration.
22312 * c-parser.c (c_parser_braced_init): Set original_type.
22313 (c_parser_initelt): Likewise.
22314 (c_parser_expr_no_commas): Likewise.
22315 (c_parser_conditional_expression): Likewise.
22316 (c_parser_cast_expression): Likewise.
22317 (c_parser_unary_expression): Likewise. Pull setting of
22318 original_code to top of function.
22319 (c_parser_sizeof_expression): Set original_type.
22320 (c_parser_alignof_expression): Likewise.
22321 (c_parser_postfix_expression): Likewise. Pull setting of
22322 original_code to top of function.
22323 (c_parser_postfix_expression_after_paren_type): Set original_type.
22324 (c_parser_postfix_expression_after_primary): Likewise.
22325 (c_parser_expression): Likewise.
22326 * c-typeck.c (build_external_ref): Add type parameter. Change all
22328 (c_expr_sizeof_expr): Set original_type field.
22329 (parser_build_unary_op): Likewise.
22330 (parser_build_binary_op): Likewise. Optionally warn about
22331 comparisons of enums of different types.
22332 (digest_init): Set original_type field.
22333 (really_start_incremental_init): Likewise.
22334 (push_init_level, pop_init_level): Likewise.
22335 * doc/invoke.texi (Warning Options): -Wenum-compare now
22338 2009-04-15 Richard Guenther <rguenther@suse.de>
22340 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22341 out a necessary conversion.
22342 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22343 names we didn't value number.
22344 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22346 2009-04-15 Richard Guenther <rguenther@suse.de>
22348 PR tree-optimization/39764
22349 * tree-ssa-ccp.c (get_value): Canonicalize value with
22350 canonicalize_float_value.
22352 2009-04-15 Jan Hubicka <jh@suse.cz>
22354 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22355 Wrong version of patch.
22357 2009-04-15 Jan Hubicka <jh@suse.cz>
22359 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22361 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22363 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22364 our distinct integral and vector types.
22366 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22368 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22369 * init.c (build_vtbl_address): Remove call to assemble_external.
22371 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22373 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22374 output for other floating point modes.
22376 2009-04-14 Diego Novillo <dnovillo@google.com>
22378 * diagnostic.c (diagnostic_report_diagnostic): Do not
22379 warn about loaded plugins for DK_ERROR and DK_WARNING.
22380 * c-decl.c (declspecs_add_type): Move call to
22381 invoke_plugin_callbacks ...
22382 * c-parser.c (c_parser_declspecs): ... here.
22383 * plugin.c (dump_active_plugins): Tidy output.
22385 2009-04-14 Diego Novillo <dnovillo@google.com>
22386 Le-Chun Wu <lcwu@google.com>
22388 * configure.ac: Add --enable-plugin support.
22389 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22390 * Makefile.in (PLUGIN_H): Define.
22391 Export ENABLE_PLUGIN and GMPINC to site.exp.
22392 Add PLUGINLIBS to link command.
22393 Add/modify dependencies for plugin.o and files including plugin.h.
22395 * config.in: Regenerate.
22397 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22400 2009-04-14 Le-Chun Wu <lcwu@google.com>
22402 * tree-pass.h (register_one_dump_file): Add a prototype for
22403 register_one_dump_file.
22404 * toplev.c (compile_file): Call initialize_plugins.
22405 (do_compile): Call invoke_plugin_callbacks.
22406 (toplev_main): Call invoke_plugin_callbacks.
22407 * common.opt: Add -fplugin= and -fplugin-arg-.
22408 * gcc-plugin.h: New public header file for plugins to include.
22409 * plugin.c: New source file.
22410 * plugin.h: New internal header file.
22411 * passes.c (register_one_dump_file): Make it external.
22413 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22415 2009-04-14 Diego Novillo <dnovillo@google.com>
22417 * doc/plugins.texi: New.
22418 * doc/gccint.texi: Add reference to Plugins chapter.
22419 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22420 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22421 loaded plugins, if any.
22422 * timevar.def (TV_PLUGIN_INIT): Define.
22423 (TV_PLUGIN_RUN): Define.
22424 * plugin.c: Include timevar.h
22425 (plugins_active_p): New.
22426 (dump_active_plugins): New.
22427 (debug_active_plugins): New.
22429 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22431 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22433 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22435 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22437 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22438 the same as a minus without a shift.
22440 2009-04-14 Nick Clifton <nickc@redhat.com>
22442 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22443 comparisons with small integers will always produce a short
22446 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22449 2008-12-19 Diego Novillo <dnovillo@google.com>
22451 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22453 2009-04-14 Richard Guenther <rguenther@suse.de>
22455 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22457 (verify_gimple_assign_binary): Likewise. Handle shifts and
22459 (verify_gimple_phi): Print the mismatched argument position.
22460 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22462 (vect_update_init_of_dr): Likewise.
22463 * matrix-reorg.c (transform_access_sites): Do what the
22465 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22467 2009-04-13 Michael Eager <eager@eagercon.com>
22469 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22470 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22471 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22472 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22473 remove duplicate config
22475 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22477 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22478 file_name:line_number type locator of the call site.
22480 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22482 * genautomata.c: Put blank after comma.
22483 (automaton_decls): New.
22484 (struct unit_usage): Add comments to member next.
22485 (store_alt_unit_usage): Keep the list ordered.
22486 (unit_present_on_list_p, equal_alternatives_p): New.
22487 (check_regexp_units_distribution): Check units distribution
22488 correctness correctly.
22489 (main): Don't write automata if error is found. Return correct
22492 * config/m68k/cf.md (cfv4_ds): Remove.
22493 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22494 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22496 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22497 power4-load-ext, power4-store, power4-store-update,
22498 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22499 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22500 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22501 power4-sqrt, power4-isync): Modify reservation to make correct
22502 unit distribution to automata.
22504 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22505 power5-store-update, power5-two, power5-three, power5-lmul,
22506 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22508 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22510 * except.c (pass_set_nothrow_function_flags): Set name and add
22512 (set_nothrow_function_flags): Mention in the dump file when
22513 changing a function to nothrow.
22515 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22518 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22519 instead of unsigned long.
22521 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22523 * config/arm/arm.c (return_used_this_function): Remove.
22524 (arm_output_function_prologue): Remove use of
22525 return_used_this_function.
22526 (output_return_instruction): Replace use of
22527 return_used_this_function
22528 by cfun->machine->return_used_this_function.
22529 (arm_output_epilogue): Likewise.
22530 (arm_output_function_epilogue): Likewise.
22531 (thumb_unexpanded_epilogue): Likewise.
22532 * config/arm/arm.h (struct machine_function):
22533 New member return_used_this_function.
22535 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22537 * doc/install.texi: Correct description of default directory for
22538 --with-gxx-include-dir.
22540 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22542 * fold-const.c (build_range_check): Properly deal with enumeral and
22543 boolean base types.
22545 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22547 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22548 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22549 * params.h (MAX_GCSE_PASSES): Remove.
22550 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22551 in sequence. Remove ability to run multiple passes.
22552 (bypass_jumps): Report run as third CPROP pass.
22554 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22556 PR middle-end/39651
22557 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22558 when deciding whether the whole SEQUENCE can throw.
22560 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22563 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22564 offseted label references.
22566 2009-04-11 Jan Hubicka <jh@suse.cz>
22568 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22570 2009-04-11 Richard Guenther <rguenther@suse.de>
22572 PR middle-end/39732
22573 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22574 return variables as TREE_ADDRESSABLE.
22576 2009-04-11 Richard Guenther <rguenther@suse.de>
22578 PR tree-optimization/39713
22579 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22580 reference trees have SSA_NAME operands.
22582 2009-04-11 Richard Guenther <rguenther@suse.de>
22585 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22586 address expressions.
22588 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22590 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22591 match changes in Cygwin 1.7
22592 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22593 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22595 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22597 PR tree-optimization/39701
22598 * doc/invoke.texi (Optimization Options): Document change in
22599 meaning and initialization of -fdelete-null-pointer-checks.
22601 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22603 PR middle-end/39701
22604 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22606 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22609 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22611 2009-04-10 Chao-ying Fu <fu@mips.com>
22613 * doc/tm.texi (Instruction Output): Document
22614 TARGET_ASM_FINAL_POSTSCAN_INSN.
22615 * target.h (final_postscan_insn): New field in asm_out.
22616 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22617 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22618 * final.c (final_scan_insn): Call
22619 targetm.asm_out.final_postscan_insn after outputting
22620 an asm macro and a normal instruction.
22622 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22623 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22624 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22625 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22626 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22628 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22630 PR middle-end/39701
22631 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22632 variables as non-NULL even with -fdelete-null-pointer-checks.
22634 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22636 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22638 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22641 * config/i386/i386.c (classify_argument): Handle SCmode with
22642 (bit_offset % 64) != 0.
22644 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22646 * doc/invoke.texi (Optimize Options): Add cross-reference to
22647 -Q --help=optimizers examples.
22649 2009-04-10 Ben Elliston <bje@au.ibm.com>
22652 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22653 regalign for the reg == fpr and TDmode case.
22655 2009-04-09 David Ayers <ayers@fsfe.org>
22658 * objc/objc-act.c (warn_with_method): Remove helper function.
22659 (check_duplicates): Call warning and inform directly.
22660 (really_start_method): Likewise.
22662 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22664 * expmed.c (expand_divmod): Always use a comparison for a division
22665 by a large unsigned integer.
22667 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22668 for things others than variables or functions as nonzero.
22670 2009-04-09 Nick Clifton <nickc@redhat.com>
22672 * unwind-compat.c: Change copyright header to refer to version
22673 3 of the GNU General Public License with version 3.1 of the
22674 GCC Runtime Library Exception and to point readers at the
22675 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22676 * config/alpha/crtfastmath.c: Likewise.
22677 * config/alpha/linux-unwind.h: Likewise.
22678 * config/alpha/qrnnd.asm: Likewise.
22679 * config/alpha/vms-crt0-64.c: Likewise.
22680 * config/alpha/vms-crt0.c: Likewise.
22681 * config/alpha/vms-dwarf2.asm: Likewise.
22682 * config/alpha/vms-dwarf2eh.asm: Likewise.
22683 * config/alpha/vms-psxcrt0-64.c: Likewise.
22684 * config/alpha/vms-psxcrt0.c: Likewise.
22685 * config/alpha/vms_tramp.asm: Likewise.
22686 * config/arc/initfini.c: Likewise.
22687 * config/arc/lib1funcs.asm: Likewise.
22688 * config/arm/bpabi-v6m.S: Likewise.
22689 * config/arm/bpabi.S: Likewise.
22690 * config/arm/bpabi.c: Likewise.
22691 * config/arm/crti.asm: Likewise.
22692 * config/arm/crtn.asm: Likewise.
22693 * config/arm/ieee754-df.S: Likewise.
22694 * config/arm/ieee754-sf.S: Likewise.
22695 * config/arm/lib1funcs.asm: Likewise.
22696 * config/arm/libunwind.S: Likewise.
22697 * config/arm/linux-atomic.c: Likewise.
22698 * config/arm/mmintrin.h: Likewise.
22699 * config/arm/pr-support.c: Likewise.
22700 * config/arm/unaligned-funcs.c: Likewise.
22701 * config/arm/unwind-arm.c: Likewise.
22702 * config/arm/unwind-arm.h: Likewise.
22703 * config/avr/libgcc.S: Likewise.
22704 * config/bfin/crti.s: Likewise.
22705 * config/bfin/crtlibid.s: Likewise.
22706 * config/bfin/crtn.s: Likewise.
22707 * config/bfin/lib1funcs.asm: Likewise.
22708 * config/bfin/linux-unwind.h: Likewise.
22709 * config/cris/arit.c: Likewise.
22710 * config/cris/cris_abi_symbol.c: Likewise.
22711 * config/darwin-64.c: Likewise.
22712 * config/darwin-crt2.c: Likewise.
22713 * config/darwin-crt3.c: Likewise.
22714 * config/darwin.h: Likewise.
22715 * config/dbxelf.h: Likewise.
22716 * config/dfp-bit.c: Likewise.
22717 * config/dfp-bit.h: Likewise.
22718 * config/elfos.h: Likewise.
22719 * config/fixed-bit.c: Likewise.
22720 * config/fixed-bit.h: Likewise.
22721 * config/fp-bit.c: Likewise.
22722 * config/fp-bit.h: Likewise.
22723 * config/fr30/crti.asm: Likewise.
22724 * config/fr30/crtn.asm: Likewise.
22725 * config/fr30/lib1funcs.asm: Likewise.
22726 * config/freebsd-spec.h: Likewise.
22727 * config/frv/cmovd.c: Likewise.
22728 * config/frv/cmovh.c: Likewise.
22729 * config/frv/cmovw.c: Likewise.
22730 * config/frv/frvbegin.c: Likewise.
22731 * config/frv/frvend.c: Likewise.
22732 * config/frv/lib1funcs.asm: Likewise.
22733 * config/glibc-stdint.h: Likewise.
22734 * config/h8300/clzhi2.c: Likewise.
22735 * config/h8300/crti.asm: Likewise.
22736 * config/h8300/crtn.asm: Likewise.
22737 * config/h8300/ctzhi2.c: Likewise.
22738 * config/h8300/fixunssfsi.c: Likewise.
22739 * config/h8300/lib1funcs.asm: Likewise.
22740 * config/h8300/parityhi2.c: Likewise.
22741 * config/h8300/popcounthi2.c: Likewise.
22742 * config/i386/ammintrin.h: Likewise.
22743 * config/i386/att.h: Likewise.
22744 * config/i386/avxintrin.h: Likewise.
22745 * config/i386/biarch64.h: Likewise.
22746 * config/i386/bmmintrin.h: Likewise.
22747 * config/i386/cpuid.h: Likewise.
22748 * config/i386/cross-stdarg.h: Likewise.
22749 * config/i386/crtfastmath.c: Likewise.
22750 * config/i386/crtprec.c: Likewise.
22751 * config/i386/cygming-crtbegin.c: Likewise.
22752 * config/i386/cygming-crtend.c: Likewise.
22753 * config/i386/cygwin.asm: Likewise.
22754 * config/i386/emmintrin.h: Likewise.
22755 * config/i386/gmm_malloc.h: Likewise.
22756 * config/i386/gthr-win32.c: Likewise.
22757 * config/i386/i386.h: Likewise.
22758 * config/i386/immintrin.h: Likewise.
22759 * config/i386/linux-unwind.h: Likewise.
22760 * config/i386/linux64.h: Likewise.
22761 * config/i386/mm3dnow.h: Likewise.
22762 * config/i386/mmintrin-common.h: Likewise.
22763 * config/i386/mmintrin.h: Likewise.
22764 * config/i386/nmmintrin.h: Likewise.
22765 * config/i386/pmm_malloc.h: Likewise.
22766 * config/i386/pmmintrin.h: Likewise.
22767 * config/i386/smmintrin.h: Likewise.
22768 * config/i386/sol2-c1.asm: Likewise.
22769 * config/i386/sol2-ci.asm: Likewise.
22770 * config/i386/sol2-cn.asm: Likewise.
22771 * config/i386/sol2-gc1.asm: Likewise.
22772 * config/i386/tmmintrin.h: Likewise.
22773 * config/i386/unix.h: Likewise.
22774 * config/i386/w32-unwind.h: Likewise.
22775 * config/i386/wmmintrin.h: Likewise.
22776 * config/i386/x86-64.h: Likewise.
22777 * config/i386/x86intrin.h: Likewise.
22778 * config/i386/xmmintrin.h: Likewise.
22779 * config/ia64/crtbegin.asm: Likewise.
22780 * config/ia64/crtend.asm: Likewise.
22781 * config/ia64/crtfastmath.c: Likewise.
22782 * config/ia64/crti.asm: Likewise.
22783 * config/ia64/crtn.asm: Likewise.
22784 * config/ia64/fde-glibc.c: Likewise.
22785 * config/ia64/lib1funcs.asm: Likewise.
22786 * config/ia64/linux-unwind.h: Likewise.
22787 * config/ia64/quadlib.c: Likewise.
22788 * config/ia64/unwind-ia64.c: Likewise.
22789 * config/linux.h: Likewise.
22790 * config/m32c/m32c-lib1.S: Likewise.
22791 * config/m32c/m32c-lib2-trapv.c: Likewise.
22792 * config/m32c/m32c-lib2.c: Likewise.
22793 * config/m32r/initfini.c: Likewise.
22794 * config/m68hc11/larith.asm: Likewise.
22795 * config/m68hc11/m68hc11-crt0.S: Likewise.
22796 * config/m68k/cf.md: Likewise.
22797 * config/m68k/crti.s: Likewise.
22798 * config/m68k/crtn.s: Likewise.
22799 * config/m68k/lb1sf68.asm: Likewise.
22800 * config/m68k/linux-unwind.h: Likewise.
22801 * config/mcore/crti.asm: Likewise.
22802 * config/mcore/crtn.asm: Likewise.
22803 * config/mcore/lib1.asm: Likewise.
22804 * config/mips/linux-unwind.h: Likewise.
22805 * config/mips/loongson.h: Likewise.
22806 * config/mips/mips16.S: Likewise.
22807 * config/mmix/crti.asm: Likewise.
22808 * config/mmix/crtn.asm: Likewise.
22809 * config/pa/fptr.c: Likewise.
22810 * config/pa/hpux-unwind.h: Likewise.
22811 * config/pa/lib2funcs.asm: Likewise.
22812 * config/pa/linux-atomic.c: Likewise.
22813 * config/pa/linux-unwind.h: Likewise.
22814 * config/pa/milli64.S: Likewise.
22815 * config/pa/quadlib.c: Likewise.
22816 * config/pa/stublib.c: Likewise.
22817 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22818 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22819 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22820 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22821 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22822 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22823 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22824 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22825 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22826 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22827 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22828 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22829 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22830 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22831 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22832 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22833 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22834 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22835 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22836 * config/rs6000/750cl.h: Likewise.
22837 * config/rs6000/altivec.h: Likewise.
22838 * config/rs6000/biarch64.h: Likewise.
22839 * config/rs6000/crtresfpr.asm: Likewise.
22840 * config/rs6000/crtresgpr.asm: Likewise.
22841 * config/rs6000/crtresxfpr.asm: Likewise.
22842 * config/rs6000/crtresxgpr.asm: Likewise.
22843 * config/rs6000/crtsavfpr.asm: Likewise.
22844 * config/rs6000/crtsavgpr.asm: Likewise.
22845 * config/rs6000/darwin-asm.h: Likewise.
22846 * config/rs6000/darwin-fallback.c: Likewise.
22847 * config/rs6000/darwin-fpsave.asm: Likewise.
22848 * config/rs6000/darwin-ldouble.c: Likewise.
22849 * config/rs6000/darwin-tramp.asm: Likewise.
22850 * config/rs6000/darwin-unwind.h: Likewise.
22851 * config/rs6000/darwin-vecsave.asm: Likewise.
22852 * config/rs6000/darwin-world.asm: Likewise.
22853 * config/rs6000/e500crtres32gpr.asm: Likewise.
22854 * config/rs6000/e500crtres64gpr.asm: Likewise.
22855 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22856 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22857 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22858 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22859 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22860 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22861 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22862 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22863 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22864 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22865 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22866 * config/rs6000/eabi-ci.asm: Likewise.
22867 * config/rs6000/eabi-cn.asm: Likewise.
22868 * config/rs6000/eabi.asm: Likewise.
22869 * config/rs6000/linux-unwind.h: Likewise.
22870 * config/rs6000/linux64.h: Likewise.
22871 * config/rs6000/paired.h: Likewise.
22872 * config/rs6000/paired.md: Likewise.
22873 * config/rs6000/ppc64-fp.c: Likewise.
22874 * config/rs6000/ppu_intrinsics.h: Likewise.
22875 * config/rs6000/rs6000.h: Likewise.
22876 * config/rs6000/si2vmx.h: Likewise.
22877 * config/rs6000/sol-ci.asm: Likewise.
22878 * config/rs6000/sol-cn.asm: Likewise.
22879 * config/rs6000/spe.h: Likewise.
22880 * config/rs6000/spu2vmx.h: Likewise.
22881 * config/rs6000/sysv4.h: Likewise.
22882 * config/rs6000/tramp.asm: Likewise.
22883 * config/rs6000/vec_types.h: Likewise.
22884 * config/s390/linux-unwind.h: Likewise.
22885 * config/s390/tpf-unwind.h: Likewise.
22886 * config/score/crti.asm: Likewise.
22887 * config/score/crtn.asm: Likewise.
22888 * config/sh/crt1.asm: Likewise.
22889 * config/sh/crti.asm: Likewise.
22890 * config/sh/crtn.asm: Likewise.
22891 * config/sh/divtab-sh4-300.c: Likewise.
22892 * config/sh/divtab-sh4.c: Likewise.
22893 * config/sh/divtab.c: Likewise.
22894 * config/sh/lib1funcs-4-300.asm: Likewise.
22895 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22896 * config/sh/lib1funcs.asm: Likewise.
22897 * config/sh/lib1funcs.h: Likewise.
22898 * config/sh/linux-atomic.asm: Likewise.
22899 * config/sh/linux-unwind.h: Likewise.
22900 * config/sh/shmedia.h: Likewise.
22901 * config/sh/sshmedia.h: Likewise.
22902 * config/sh/ushmedia.h: Likewise.
22903 * config/sparc/crtfastmath.c: Likewise.
22904 * config/sparc/linux-unwind.h: Likewise.
22905 * config/sparc/sol2-c1.asm: Likewise.
22906 * config/sparc/sol2-ci.asm: Likewise.
22907 * config/sparc/sol2-cn.asm: Likewise.
22908 * config/spu/divmodti4.c: Likewise.
22909 * config/spu/divv2df3.c: Likewise.
22910 * config/spu/float_disf.c: Likewise.
22911 * config/spu/float_unsdidf.c: Likewise.
22912 * config/spu/float_unsdisf.c: Likewise.
22913 * config/spu/float_unssidf.c: Likewise.
22914 * config/spu/mfc_multi_tag_release.c: Likewise.
22915 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22916 * config/spu/mfc_tag_release.c: Likewise.
22917 * config/spu/mfc_tag_reserve.c: Likewise.
22918 * config/spu/mfc_tag_table.c: Likewise.
22919 * config/spu/multi3.c: Likewise.
22920 * config/spu/spu_internals.h: Likewise.
22921 * config/spu/spu_intrinsics.h: Likewise.
22922 * config/spu/spu_mfcio.h: Likewise.
22923 * config/spu/vec_types.h: Likewise.
22924 * config/spu/vmx2spu.h: Likewise.
22925 * config/stormy16/stormy16-lib2.c: Likewise.
22926 * config/svr4.h: Likewise.
22927 * config/sync.c: Likewise.
22928 * config/v850/lib1funcs.asm: Likewise.
22929 * config/vxlib-tls.c: Likewise.
22930 * config/vxlib.c: Likewise.
22931 * config/vxworks-dummy.h: Likewise.
22932 * config/xtensa/crti.asm: Likewise.
22933 * config/xtensa/crtn.asm: Likewise.
22934 * config/xtensa/ieee754-df.S: Likewise.
22935 * config/xtensa/ieee754-sf.S: Likewise.
22936 * config/xtensa/lib1funcs.asm: Likewise.
22937 * config/xtensa/lib2funcs.S: Likewise.
22938 * config/xtensa/linux-unwind.h: Likewise.
22939 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22940 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22941 * coretypes.h: Likewise.
22942 * crtstuff.c: Likewise.
22943 * defaults.h: Likewise.
22944 * dwarf2.h: Likewise.
22945 * emutls.c: Likewise.
22946 * gbl-ctors.h: Likewise.
22947 * gcov-io.h: Likewise.
22948 * ginclude/float.h: Likewise.
22949 * ginclude/iso646.h: Likewise.
22950 * ginclude/stdarg.h: Likewise.
22951 * ginclude/stdbool.h: Likewise.
22952 * ginclude/stddef.h: Likewise.
22953 * ginclude/stdfix.h: Likewise.
22954 * ginclude/stdint-gcc.h: Likewise.
22955 * ginclude/tgmath.h: Likewise.
22956 * gthr-aix.h: Likewise.
22957 * gthr-dce.h: Likewise.
22958 * gthr-gnat.c: Likewise.
22959 * gthr-gnat.h: Likewise.
22960 * gthr-lynx.h: Likewise.
22961 * gthr-mipssde.h: Likewise.
22962 * gthr-nks.h: Likewise.
22963 * gthr-posix.c: Likewise.
22964 * gthr-posix.h: Likewise.
22965 * gthr-posix95.h: Likewise.
22966 * gthr-rtems.h: Likewise.
22967 * gthr-single.h: Likewise.
22968 * gthr-solaris.h: Likewise.
22969 * gthr-tpf.h: Likewise.
22970 * gthr-vxworks.h: Likewise.
22971 * gthr-win32.h: Likewise.
22972 * gthr.h: Likewise.
22973 * libgcc2.c: Likewise.
22974 * libgcc2.h: Likewise.
22975 * libgcov.c: Likewise.
22976 * tsystem.h: Likewise.
22977 * typeclass.h: Likewise.
22978 * unwind-c.c: Likewise.
22979 * unwind-compat.h: Likewise.
22980 * unwind-dw2-fde-compat.c: Likewise.
22981 * unwind-dw2-fde-darwin.c: Likewise.
22982 * unwind-dw2-fde-glibc.c: Likewise.
22983 * unwind-dw2-fde.c: Likewise.
22984 * unwind-dw2-fde.h: Likewise.
22985 * unwind-dw2.c: Likewise.
22986 * unwind-dw2.h: Likewise.
22987 * unwind-generic.h: Likewise.
22988 * unwind-pe.h: Likewise.
22989 * unwind-sjlj.c: Likewise.
22990 * unwind.inc: Likewise.
22991 * config/arm/neon-gen.ml: Change generated copyright header to
22992 refer to version 3 of the GNU General Public License with
22993 version 3.1 of the GCC Runtime Library Exception and to point
22994 readers at the COPYING3 and COPYING3.RUNTIME files and the
22995 FSF's license web page.
22996 * config/arm/arm_neon.h: Regenerate.
22998 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23000 * config/cris/cris.md: Change copyright header to refer to version
23001 3 of the GNU General Public License.
23002 * doc/install.texi2html: Change copyright header to refer to version
23003 3 of the GNU General Public License and to point readers at the
23004 COPYING3 file and the FSF's license web page.
23005 * config/vax/linux.h: Likewise.
23007 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23009 * config/i386/i386.md (cmpcc): New.
23010 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23011 (sync_compare_and_swap_cc*): Delete.
23013 * config/s390/s390.c (s390_compare_emitted): Remove.
23014 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23015 s390_compare_emitted used to be handled. Assert that modes match.
23016 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23017 refer to sync_compare_and_swap_ccsi.
23018 * config/s390/s390.h (s390_compare_emitted): Remove.
23019 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23020 instead of s390_compare_emitted.
23021 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23022 instead of s390_compare_emitted.
23023 * config/s390/s390.md (cmpcc): New.
23024 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23025 CC_REGNUM, do not pretend it's set.
23026 (sync_compare_and_swap_cc*): Delete.
23027 * config/s390/predicates.md (cc_reg_operand): New.
23029 * expr.c (sync_compare_and_swap_cc): Delete.
23030 * optabs.h (sync_compare_and_swap_cc): Delete.
23031 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23032 is being used with can_compare_p.
23033 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23034 (find_cc_set): New.
23035 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23036 look for a MODE_CC set instead. Use emit_store_flag.
23037 (expand_compare_and_swap_loop): Likewise, with some additional
23038 complication to avoid a force_reg when useless. Use
23039 emit_cmp_and_jump_insns.
23040 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23041 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23042 sync_compare_and_swap documentation.
23044 2009-04-09 Jan Hubicka <jh@suse.cz>
23046 * except.c (find_prev_try): Break out from ....
23047 (duplicate_eh_regions): ... here; properly update prev_try pointers
23048 when duplication part of tree.
23049 (dump_eh_tree): Improve dumping.
23050 (verify_eh_region): New.
23051 (verify_eh_tree): Use it.
23053 2009-04-06 Richard Guenther <rguenther@suse.de>
23055 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23056 &ARRAY addresses by adjusting their types and prepending
23058 * tree-cfg.c (verify_gimple_assign_single): Verify that
23059 addresses are correct.
23061 2009-04-09 Richard Guenther <rguenther@suse.de>
23063 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23064 indices into an array reference if possible.
23065 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23066 Fold POINTER_PLUS_EXPR statements with invariant address.
23068 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23071 * config.gcc (powerpc64-*-linux*): Always build biarch.
23073 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23076 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23077 it and pedwarn if this results in an INTEGER_CST.
23079 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23081 * doc/install.texi: Update minimum GMP version. Remove obsolete
23082 text in MPFR section.
23084 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23086 * dwarf2out.c (class_scope_p): New static inline.
23087 (class_or_namespace_scope_p): Use it.
23088 (gen_variable_die): Use DW_TAG_member tag for static data member
23089 declarations instead of DW_TAG_variable.
23091 PR middle-end/39573
23092 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23095 2009-04-08 Richard Guenther <rguenther@suse.de>
23097 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23098 valueize random data.
23100 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23102 * config.gcc (aix tm_file): Add aix-stdint.h.
23103 (aix tm clause use_gcc_stdint): Set to wrap.
23104 * config/rs6000/aix-stdint.h: New file.
23106 2009-04-08 Richard Guenther <rguenther@suse.de>
23108 PR middle-end/36291
23109 * tree-dfa.c (add_referenced_var): Do not recurse into
23110 global initializers.
23111 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23113 (fold_const_aggregate_ref): Likewise.
23115 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23117 * recog.c (ordered_comparison_operator): New.
23118 * gensupport.c (std_preds): Add it.
23119 * doc/md.texi (Machine-Independent Predicates): Document it.
23121 2009-04-08 Jan Hubicka <jh@suse.cz>
23123 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23124 * function.h (rtl_eh): Remove exception_handler_label_map.
23125 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23126 remove_exception_handler_label, for_each_eh_label_1): Remove.
23127 (rtl_remove_unreachable_regions): Remove.
23128 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23129 (find_exception_handler_labels): Don't build the hashtable.
23130 (maybe_remove_eh_handler): Remove.
23131 (for_each_eh_label): Rewrite to walk the tree.
23132 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23133 * except.h (maybe_remove_eh_handler): Remove.
23134 * passes.c (init_optimization_passes): Schedule second EH cleanup
23136 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23137 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23139 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23141 * genoutput.c (validate_optab_operands): New.
23142 (gen_insn, gen_expand): Call it.
23144 * genflags.c (gen_insn): Detect misused iterators.
23145 (main): Pass line_no to gen_insn, exit with status 1 on error.
23147 * genextract.c (line_no): Make global.
23148 (VEC_safe_set_locstr): Change assertion to error message.
23149 (main): Exit with status 1 on error.
23151 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23155 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23156 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23157 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23158 * c-convert.c (convert): Do not call fold on results of conversion
23159 functions when the result is a C_MAYBE_CONST_EXPR.
23160 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23161 of __builtin_choose_expr.
23162 * c-typeck.c (remove_c_maybe_const_expr): New.
23163 (build_unary_op, build_conditional_expr, build_compound_expr,
23164 build_binary_op, c_objc_common_truthvalue_conversion): Call
23165 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23168 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23170 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23171 CODE to produce a new one. Add a prototype to use fold_convert_const
23173 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23176 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23177 mix declarations and code.
23179 2009-04-08 Ben Elliston <bje@au.ibm.com>
23181 * gcc.c: Replace `CC' with `GCC' throughout.
23183 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23185 * doc/invoke.texi: Document Atom support.
23187 2009-04-07 Jason Merrill <jason@redhat.com>
23190 * c-common.h, c-common.c: Add flag_pretty_templates.
23191 * c-opts.c (c_common_handle_option): Set it.
23192 * c.opt: Add -fno-pretty-templates.
23193 * doc/invoke.texi (C++ Dialect Options): Likewise.
23195 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23197 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23198 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23199 (ia64_expand_builtin): Likewise.
23201 2009-04-07 Martin Jambor <mjambor@suse.cz>
23203 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23204 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23205 ADDR_EXPRS are include too.
23207 2009-04-07 Richard Guenther <rguenther@suse.de>
23209 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23210 decls are only used if passes as parameters or if they are
23211 local statics and the call is not to a builtin.
23212 (call_may_clobber_ref_p_1): Likewise.
23214 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23216 * expr.c (do_store_flag): Remove last argument. Simplify code
23217 to avoid duplication of tests already done by can_compare_p.
23218 (expand_expr_real_1): Adjust caller.
23220 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23222 * optabs.c (can_compare_p): Test the predicate of a
23223 cbranch and cstore pattern.
23225 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23227 * expr.c (convert_move): Use emit_store_flag instead of
23230 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23232 * config/i386/i386.c (ix86_compare_emitted): Remove.
23233 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23234 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23235 * config/i386/i386.h (ix86_compare_emitted): Remove.
23236 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23237 instead of ix86_compare_emitted.
23238 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23240 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23242 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23243 Add t-sysroot-suffix to tmake_file.
23244 * config/print-sysroot-suffix.sh: New file.
23245 * config/t-sysroot-suffix: New file.
23247 2009-04-07 Ben Elliston <bje@au.ibm.com>
23249 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23250 as the latter produces a warning when the target does not support
23253 2009-04-07 Ben Elliston <bje@au.ibm.com>
23255 * dfp.c: Replace type punning assignments with memcpy throughout.
23256 * Makefile.in (dfp.o-warn): Remove.
23258 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23261 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23262 Include soft-fp/t-softfp after rs6000/t-linux64.
23264 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23266 * stor-layout.c (set_sizetype): Use the full precision of their
23267 machine mode for bitsize types.
23269 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23271 * config/i386/i386.md: Revert 2 accidental checkins.
23273 2009-04-06 Joey Ye <joey.ye@intel.com>
23274 Xuepeng Guo <xuepeng.guo@intel.com>
23275 H.J. Lu <hongjiu.lu@intel.com>
23277 Atom pipeline model, tuning and insn selection.
23278 * config.gcc (atom): Add atom config options and target.
23280 * config/i386/atom.md: New.
23282 * config/i386/i386.c (atom_cost): New cost.
23283 (m_ATOM): New macro flag.
23284 (initial_ix86_tune_features): Set m_ATOM.
23285 (x86_accumulate_outgoing_args): Likewise.
23286 (x86_arch_always_fancy_math_387): Likewise.
23287 (processor_target): Add Atom cost.
23288 (cpu_names): Add Atom cpu name.
23289 (override_options): Set Atom ISA.
23290 (ix86_issue_rate): New case PROCESSOR_ATOM.
23291 (ix86_adjust_cost): Likewise.
23293 * config/i386/i386.h (TARGET_ATOM): New target macro.
23294 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23295 (TARGET_OPT_AGU): New target option.
23296 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23297 (processor_type): Add PROCESSOR_ATOM.
23299 * config/i386/i386.md (cpu): Add new value "atom".
23300 (use_carry, movu): New attr.
23301 (atom.md): Include atom.md.
23302 (adddi3_carry_rex64): Set attr "use_carry".
23303 (addqi3_carry): Likewise.
23304 (addhi3_carry): Likewise.
23305 (addsi3_carry): Likewise.
23306 (*addsi3_carry_zext): Likewise.
23307 (subdi3_carry_rex64): Likewise.
23308 (subqi3_carry): Likewise.
23309 (subhi3_carry): Likewise.
23310 (subsi3_carry): Likewise.
23311 (x86_movdicc_0_m1_rex64): Likewise.
23312 (*x86_movdicc_0_m1_se): Likewise.
23313 (x86_movsicc_0_m1): Likewise.
23314 (*x86_movsicc_0_m1_se): Likewise.
23315 (*adddi_1_rex64): Emit add insn as much as possible.
23316 (*addsi_1): Likewise.
23317 (return_internal): Set atom_unit.
23318 (return_internal_long): Likewise.
23319 (return_pop_internal): Likewise.
23320 (*rcpsf2_sse): Set atom_sse_attr attr.
23321 (*qrt<mode>2_sse): Likewise.
23322 (*prefetch_sse): Likewise.
23324 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23326 (ix86_target_macros_internal): Likewise.
23328 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23329 (*prefetch_sse_rex): Likewise.
23330 (sse_rcpv4sf2): Likewise.
23331 (sse_vmrcpv4sf2): Likewise.
23332 (sse_sqrtv4sf2): Likewise.
23333 (<sse>_vmsqrt<mode>2): Likewise.
23334 (sse_ldmxcsr): Likewise.
23335 (sse_stmxcsr): Likewise.
23336 (*sse_sfence): Likewise.
23337 (sse2_clflush): Likewise.
23338 (*sse2_mfence): Likewise.
23339 (*sse2_lfence): Likewise.
23340 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23341 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23342 (avx_movdqu<avxmodesuffix>): Likewise.
23343 (avx_lddqu<avxmodesuffix>): Likewise.
23344 (sse2_movntv2di): Change attr "type" to "ssemov".
23345 (sse2_movntsi): Likewise.
23346 (rsqrtv8sf2): Change attr "type" to "sseadd".
23347 (sse3_addsubv2df3): Set attr "atom_unit".
23348 (sse3_h<plusminus_insn>v4sf3): Likewise.
23349 (*sse2_pmaddwd): Likewise.
23350 (*vec_extractv2di_1_rex64): Likewise.
23351 (*vec_extractv2di_1_avx): Likewise.
23352 (sse2_psadbw): Likewise.
23353 (ssse3_phaddwv8hi3): Likewise.
23354 (ssse3_phaddwv4hi3): Likewise.
23355 (ssse3_phadddv4si3): Likewise.
23356 (ssse3_phadddv2si3): Likewise.
23357 (ssse3_phaddswv8hi3): Likewise.
23358 (ssse3_phaddswv4hi3): Likewise.
23359 (ssse3_phsubwv8hi3): Likewise.
23360 (ssse3_phsubwv4hi3): Likewise.
23361 (ssse3_phsubdv4si3): Likewise.
23362 (ssse3_phsubdv2si3): Likewise.
23363 (ssse3_phsubswv8hi3): Likewise.
23364 (ssse3_phsubswv4hi3): Likewise.
23365 (ssse3_pmaddubsw128): Likewise.
23366 (sse3_pmaddubsw: Likewise.
23367 (ssse3_palignrti): Likewise.
23368 (ssse3_palignrdi): Likewise.
23370 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23372 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23374 2009-04-06 Richard Guenther <rguenther@suse.de>
23376 PR tree-optimization/28868
23377 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23378 of which PHI results we inserted.
23379 (insert_into_preds_of_block): Record inserted PHIs.
23380 (eliminate): Eliminate redundant PHI nodes.
23381 (init_pre): Init inserted_phi_names.
23383 2009-04-06 Richard Guenther <rguenther@suse.de>
23385 PR tree-optimization/39643
23386 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23387 IMAGPART_EXPRs of complex constants.
23388 (execute_fold_all_builtins): If we folded a call queue
23389 TODO_update_address_taken.
23391 2009-04-06 Jan Hubicka <jh@suse.cz>
23393 PR middle-end/39659
23394 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23397 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23399 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23401 (ic_invalidate_array): Likewise.
23403 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23405 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23406 alignment for library calls.
23408 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23410 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23411 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23412 * config/i386/mingw-stdint.h: New file.
23414 2009-04-05 Richard Guenther <rguenther@suse.de>
23416 PR tree-optimization/39648
23417 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23418 our &A vs. &A[0] IL deficiencies.
23420 2009-04-04 Jan Hubicka <jh@suse.cz>
23422 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23423 removed toplevel regions.
23424 (sjlj_mark_call_sites): Likewise.
23426 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23428 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23429 (cygwin tm clause use_gcc_stdint): Set to wrap.
23430 * config/i386/cygwin-stdint.h: New file.
23432 2009-04-04 Richard Guenther <rguenther@suse.de>
23434 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23435 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23436 single-argument PHIs if we are in loop-closed SSA form.
23437 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23438 for the pre-condition.
23439 (slpeel_tree_peel_loop_to_edge): Likewise.
23440 (vect_build_loop_niters): Take an optional sequence to append stmts.
23441 (vect_generate_tmps_on_preheader): Likewise.
23442 (vect_do_peeling_for_loop_bound): Take extra guards for the
23444 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23445 the cost model check.
23446 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23447 guards if we are going to peel. Do not apply versioning in that case.
23448 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23449 (vect_do_peeling_for_loop_bound): Likewise.
23450 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23451 loop bound only record extra pre-conditions, do not apply loop
23454 2009-04-04 Richard Guenther <rguenther@suse.de>
23456 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23459 2009-04-04 Jan Hubicka <jh@suse.cz>
23461 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23462 last_basic_block for size of bb->index indexed array.
23463 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23464 compute_out, link_btr_uses, build_btr_def_use_webs,
23465 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23467 2009-04-04 Jan Hubicka <jh@suse.cz>
23469 * except.c (remove_eh_handler_and_replace): Break out from ...
23470 (remove_eh_handler): ... here.
23471 (bring_to_root): New function.
23472 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23473 handled ones, bring others to root of tree.
23475 2009-04-04 Jan Hubicka <jh@suse.cz>
23477 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23478 (all_phis_safe_to_merge): New function.
23479 (update_info): New structure.
23480 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23481 (cleanup_empty_eh): Update SSA if possible.
23483 2009-04-04 Richard Guenther <rguenther@suse.de>
23485 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23486 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23487 (append_vuse): Likewise.
23489 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23491 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23492 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23493 instead of REG_UNSAVED for DW_CFA_undefined.
23494 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23495 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23498 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23501 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23503 2009-04-04 Richard Guenther <rguenther@suse.de>
23505 PR tree-optimization/8781
23506 PR tree-optimization/37892
23507 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23508 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23509 (valueize_refs): Call it for *& valueizations.
23510 (shared_reference_ops_from_ref): Rename to ...
23511 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23512 (shared_reference_ops_from_call): Rename to ...
23513 (valueize_shared_reference_ops_from_call): ... this and valueize.
23514 (vn_reference_lookup): Update.
23515 (visit_reference_op_call): Likewise.
23516 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23517 (eliminate): Value-replace the call address in call statements.
23519 2009-04-04 Richard Guenther <rguenther@suse.de>
23521 PR tree-optimization/39636
23522 * tree-ssa-forwprop.c
23523 (forward_propagate_addr_into_variable_array_index): Check for
23524 GIMPLE_ASSIGN before accessing the rhs code.
23526 2009-04-03 Jason Merrill <jason@redhat.com>
23528 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23530 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23532 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23533 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23534 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23535 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23536 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23537 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23538 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23539 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23540 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23541 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23542 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23543 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23544 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23545 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23546 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23547 Use fr_reg_or_fp01_operand instead of fr_register_operand
23549 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23550 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23551 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23553 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23555 PR rtl-optimization/39607
23556 PR rtl-optimization/39631
23560 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23561 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23562 instead of DF_LR_OUT.
23563 * ira-lives.c (process_bb_node_lives): Ditto.
23564 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23565 instead of DF_LR_{OUT,IN}.
23566 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23567 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23569 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23571 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23572 (execute_lower_omp): Always run but take the short way out if -fopenmp
23574 (gate_lower_omp): Remove, forcing the pass manager to always run the
23575 pass and always set PROP_gimple_lomp.
23576 (pass_lower_omp): Remove gate function.
23577 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23578 PROP_trees. Instead, require it.
23579 * ipa-cp.c (pass_ipa_cp): Likewise.
23580 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23581 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23582 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23583 and PROP_gimple_leh.
23585 2009-04-03 Richard Guenther <rguenther@suse.de>
23587 PR middle-end/13146
23588 PR tree-optimization/23940
23589 PR tree-optimization/33237
23590 PR middle-end/33974
23591 PR middle-end/34093
23592 PR tree-optimization/36201
23593 PR tree-optimization/36230
23594 PR tree-optimization/38049
23595 PR tree-optimization/38207
23596 PR tree-optimization/38230
23597 PR tree-optimization/38301
23598 PR tree-optimization/38585
23599 PR middle-end/38895
23600 PR tree-optimization/38985
23601 PR tree-optimization/39299
23602 * tree-ssa-structalias.h: Remove.
23603 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23604 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23605 (struct vuse_element_d): Remove.
23606 (struct vuse_vec_d): Likewise.
23607 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23608 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23609 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23610 VUSE_ELEMENT_VAR): Likewise.
23611 (struct voptype_d): Likewise.
23612 (NUM_VOP_FREE_BUCKETS): Likewise.
23613 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23614 (struct stmt_operands_d): Remove.
23615 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23616 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23617 VDEF_NUM, VDEF_VECT): Likewise.
23618 (copy_virtual_operands): Remove.
23619 (operand_build_cmp): Likewise.
23620 (create_ssa_artificial_load_stmt): Likewise.
23621 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23622 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23623 vuse_index and mayuse_index members. Pack and move done and iter_type
23624 members to the front.
23625 (SSA_OP_VMAYUSE): Remove.
23626 (SSA_OP_VIRTUAL_USES): Adjust.
23627 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23628 (unlink_stmt_vdef): Declare.
23629 (add_to_addressable_set): Remove.
23630 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23631 (vrp_visit_stmt): Likewise.
23632 * doc/tree-ssa.texi (Alias analysis): Update.
23633 * doc/invoke.texi (max-aliased-vops): Remove docs.
23634 (avg-aliased-vops): Likewise.
23635 * tree-into-ssa.c (syms_to_rename): Remove.
23636 (need_to_update_vops_p): Likewise.
23637 (need_to_initialize_update_ssa_p): Rename to ...
23638 (update_ssa_initialized_fn): ... this. Track function we are
23640 (symbol_marked_for_renaming): Simplify.
23641 (add_new_name_mapping): Do not set need_to_update_vops_p.
23642 (dump_currdefs): Use SYMS_TO_RENAME.
23643 (rewrite_update_stmt): Always walk all uses/defs.
23644 (dump_update_ssa): Adjust.
23645 (init_update_ssa): Take function argument. Track what we are
23647 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23648 (create_new_def_for): Initialize for cfun, assert we are initialized
23650 (mark_sym_for_renaming): Simplify.
23651 (mark_set_for_renaming): Do not initialize update-ssa.
23652 (need_ssa_update_p): Simplify. Take function argument.
23653 (name_mappings_registered_p): Assert we ask for the correct function.
23654 (name_registered_for_update_p): Likewise.
23655 (ssa_names_to_replace): Likewise.
23656 (release_ssa_name_after_update_ssa): Likewise.
23657 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23658 (dump_decl_set): Do not print a newline.
23659 (debug_decl_set): Do it here.
23660 (dump_update_ssa): And here.
23661 * tree-ssa-loop-im.c (move_computations): Adjust.
23662 (movement_possibility): Likewise.
23663 (determine_max_movement): Likewise.
23664 (gather_mem_refs_stmt): Likewise.
23665 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23666 or NAME_MEMORY_TAG.
23667 * tree-complex.c (update_all_vops): Remove.
23668 (expand_complex_move): Adjust.
23669 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23670 Simplify test for memory referencing statement. Exclude
23671 non-invariant ADDR_EXPRs.
23672 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23673 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23674 (rdg_flag_uses): Likewise.
23675 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23677 (tree_optimize_tail_calls_1): Also split the
23678 edge from the entry block if we have degenerate PHI nodes in
23679 the first basic block.
23680 * tree.c (init_ttree): Remove memory-tag related code.
23681 (tree_code_size): Likewise.
23682 (tree_node_structure): Likewise.
23683 (build7_stat): Re-write to be build6_stat.
23684 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23685 (SSA_VAR_P): Adjust.
23686 (struct tree_memory_tag): Remove.
23687 (struct tree_memory_partition_tag): Likewise.
23688 (union tree_node): Adjust.
23689 (build7): Re-write to be build6.
23690 * tree-pass.h (pass_reset_cc_flags): Remove.
23691 (TODO_update_address_taken): New flag.
23692 (pass_simple_dse): Remove.
23693 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23694 * params.h (MAX_ALIASED_VOPS): Remove.
23695 (AVG_ALIASED_VOPS): Likewise.
23696 * omp-low.c (expand_omp_taskreg): Update SSA form.
23697 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23698 aliases the lhs in a copy stmt.
23699 * tree-ssa-dse.c (struct address_walk_data): Remove.
23700 (memory_ssa_name_same): Likewise.
23701 (memory_address_same): Likewise.
23702 (get_kill_of_stmt_lhs): Likewise.
23703 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23704 unused stores. Look through PHI nodes into post-dominated regions.
23705 (dse_optimize_stmt): Simplify. Properly remove stores.
23706 (tree_ssa_dse): Compute dominators.
23707 (execute_simple_dse): Remove.
23708 (pass_simple_dse): Likewise.
23709 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23710 gimple_loaded_syms and gimple_stored_syms computation.
23711 * toplev.c (dump_memory_report): Dump alias and pta stats.
23712 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23713 (vn_reference_eq): Likewise.
23714 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23715 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23716 valueize_vuses): Remove.
23717 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23718 (get_def_ref_stmt_vuse): ... this.
23719 (vn_reference_lookup_2): New function.
23720 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23721 walking equivalent vuses. Simplify.
23722 (vn_reference_lookup): Likewise.
23723 (vn_reference_insert): Likewise.
23724 (vn_reference_insert_pieces): Likewise.
23725 (visit_reference_op_call): Simplify.
23726 (visit_reference_op_load): Likewise.
23727 (visit_reference_op_store): Likewise.
23728 (init_scc_vn): Remove shared_lookup_vuses initialization.
23729 (free_scc_vn): Remove shared_lookup_vuses freeing.
23730 (sort_vuses, sort_vuses_heap): Remove.
23731 (get_ref_from_reference_ops): Export.
23732 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23733 vector with single vuse pointer.
23734 (vn_reference_lookup_pieces, vn_reference_lookup,
23735 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23736 (shared_vuses_from_stmt): Remove.
23737 (get_ref_from_reference_ops): Declare.
23738 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23739 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23740 memory-tag related code.
23741 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23742 (likely_value): Add comment, skip static-chain of call statements.
23743 (surely_varying_stmt_p): Adjust.
23744 (gimplify_and_update_call_from_tree): Likewise.
23745 (execute_fold_all_builtins): Do not rebuild alias info.
23746 (gimplify_and_update_call_from_tree): Properly update VOPs.
23747 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23748 (copy_ref_info): Remove memory-tag related code.
23749 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23750 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23751 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23753 * tree-ssa-dom.c (gimple_p): Remove typedef.
23754 (eliminate_redundant_computations): Adjust.
23755 (record_equivalences_from_stmt): Likewise.
23756 (avail_expr_hash): Likewise.
23757 (avail_expr_eq): Likewise.
23758 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23759 (stmt_makes_single_load): Likewise.
23760 (stmt_makes_single_store): Likewise.
23761 * tree-ssa-alias.c: Rewrite completely.
23762 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23763 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23764 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23765 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23766 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23767 Remove public functions.
23768 (pass_reset_cc_flags): Remove.
23769 (pass_build_alias): Move ...
23770 * tree-ssa-structalias.c (pass_build_alias): ... here.
23771 * tree-ssa-alias.c (may_be_aliased): Move ...
23772 * tree-flow-inline.h (may_be_aliased): ... here.
23773 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23774 count_uses_and_derefs): Move ...
23775 * gimple.c: ... here.
23776 * gimple.h (count_uses_and_derefs): Declare.
23777 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23778 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23779 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23780 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23781 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23782 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23783 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23785 * tree-dfa.c (refs_may_alias_p): Move ...
23786 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23787 * tree-ssa-alias.h: New file.
23788 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23789 (statement_sink_location): Likewise.
23790 * opts.c (decode_options): Do not adjust max-aliased-vops or
23791 avg-aliased-vops values.
23792 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23793 (TV_CALL_CLOBBER): Likewise.
23794 (TV_FLOW_SENSITIVE): Likewise.
23795 (TV_FLOW_INSENSITIVE): Likewise.
23796 (TV_MEMORY_PARTITIONING): Likewise.
23797 (TV_ALIAS_STMT_WALK): New timevar.
23798 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23799 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23800 (get_address_description): Remove memory-tag related code.
23801 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23802 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23803 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23804 and immediate uses in statements. Document.
23805 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23806 (dump_symbols): Remove.
23807 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23808 * alias.c (get_deref_alias_set): New function split out from ...
23809 (get_alias_set): ... here.
23810 * alias.h (get_deref_alias_set): Declare.
23811 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23812 type parameter. Remove restrict pointer handling. Create a
23813 ref-all pointer in case type-based alias sets do not conflict.
23814 (vect_analyze_data_refs): Remove SMT related code.
23815 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23816 (vectorizable_load): Likewise.
23817 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23818 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23819 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23820 Ignore vops and SMTs.
23821 (dr_analyze_alias): Likewise..
23822 (free_data_ref): Likewise.
23823 (create_data_ref): Likewise.
23824 (analyze_all_data_dependences): Likewise.
23825 (get_references_in_stmt): Adjust.
23826 * tree-flow-inline.h (gimple_aliases_computed_p,
23827 gimple_addressable_vars, gimple_call_clobbered_vars,
23828 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23829 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23830 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23831 gimple_mem_ref_stats): Remove.
23832 (gimple_vop): New function.
23833 (op_iter_next_use): Remove vuses and mayuses cases.
23834 (op_iter_next_def): Remove vdefs case.
23835 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23836 (clear_and_done_ssa_iter): Do not set removed fields.
23837 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23838 Assert we are not iterating over vuses or vdefs if not also
23839 iterating over uses or defs.
23840 (op_iter_init_use): Likewise.
23841 (op_iter_init_def): Likewise.
23842 (op_iter_next_vdef): Remove.
23843 (op_iter_next_mustdef): Likewise.
23844 (op_iter_init_vdef): Likewise.
23845 (compare_ssa_operands_equal): Likewise.
23846 (link_use_stmts_after): Handle vuse operand.
23847 (is_call_used): Use is_call_clobbered.
23848 (is_call_clobbered): Global variables are always call clobbered,
23849 query the call-clobbers bitmap.
23850 (mark_call_clobbered): Ignore global variables.
23851 (clear_call_clobbered): Likewise.
23852 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23853 virtual operands sanity check.
23854 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23856 (TARGET_MEM_REF): Remove TMR_TAG operand.
23857 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23858 Remove call-clobber related code.
23859 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23860 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23861 partitions or escape reason.
23862 (get_single_def_stmt, get_single_def_stmt_from_phi,
23863 get_single_def_stmt_with_phi): Remove.
23864 (dump_referenced_vars): Tidy.
23865 (get_ref_base_and_extent): Allow bare decls.
23866 (collect_dfa_stats): Adjust.
23867 * graphite.c (rename_variables_in_stmt): Adjust.
23868 (graphite_copy_stmts_from_block): Likewise.
23869 (translate_clast): Likewise.
23870 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23872 (translate_vuse_through_block): Use the oracle.
23873 (phi_translate_1): Adjust.
23874 (value_dies_in_block_x): Use the oracle. Cache the outcome
23876 (valid_in_sets): Check if the VUSE for
23877 a REFERENCE is available.
23878 (eliminate): Do not remove stmts during elimination,
23879 instead queue and remove them afterwards.
23880 (do_pre): Do not rebuild alias info.
23881 (pass_pre): Run TODO_rebuild_alias before PRE.
23882 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23883 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23884 (mark_all_v_defs_stmt): Remove.
23885 (mark_all_v_defs_seq): Adjust.
23886 (sra_replace): Likewise.
23887 (scalarize_use): Likewise.
23888 (scalarize_copy): Likewise.
23889 (scalarize_init): Likewise.
23890 (scalarize_ldst): Likewise.
23891 (todoflags): Remove.
23892 (tree_sra): Do not rebuild alias info.
23893 (tree_sra_early): Adjust.
23894 (pass_sra): Run TODO_update_address_taken before SRA.
23895 * tree-predcom.c (set_alias_info): Remove.
23896 (prepare_initializers_chain): Do not call it.
23897 (mark_virtual_ops_for_renaming): Adjust.
23898 (mark_virtual_ops_for_renaming_list): Remove.
23899 (initialize_root_vars): Adjust.
23900 (initialize_root_vars_lm): Likewise.
23901 (prepare_initializers_chain): Likewise.
23902 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23903 (may_propagate_copy_into_stmt): Likewise.
23904 (merge_alias_info): Do nothing for now.
23905 (propagate_tree_value_into_stmt): Adjust.
23906 (stmt_may_generate_copy): Likewise.
23907 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23908 not mark symbols for renaming.
23909 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23910 with the same statement, make sure to update the new pointed-to one.
23911 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23912 call statements, do not mark symbols for renaming.
23913 (mark_operand_necessary): Dump something.
23914 (ref_may_be_aliased): New function.
23915 (mark_aliased_reaching_defs_necessary_1): New helper function.
23916 (mark_aliased_reaching_defs_necessary): Likewise.
23917 (mark_all_reaching_defs_necessary_1): Likewise.
23918 (mark_all_reaching_defs_necessary): Likewise.
23919 (propagate_necessity): Do not process virtual PHIs. For
23920 non-aliased loads mark all reaching definitions as necessary.
23921 For aliased loads and stores mark the immediate dominating
23922 aliased clobbers as necessary.
23923 (visited): New global static.
23924 (perform_tree_ssa_dce): Free visited bitmap after propagating
23926 (remove_dead_phis): Perform simple dead virtual PHI removal.
23927 (remove_dead_stmt): Properly unlink virtual operands when
23929 (eliminate_unnecessary_stmts): Schedule PHI removal after
23931 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23932 (process_replaceable): Likewise.
23933 (find_replaceable_in_bb): Likewise.
23934 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23935 based on the single gimple vop.
23936 (verify_flow_insensitive_alias_info): Remove.
23937 (verify_flow_sensitive_alias_info): Likewise.
23938 (verify_call_clobbering): Likewise.
23939 (verify_memory_partitions): Likewise.
23940 (verify_alias_info): Likewise.
23941 (verify_ssa): Adjust..
23942 (execute_update_addresses_taken): Export. Update SSA
23943 manually. Optimize only when optimizing. Use a local bitmap.
23944 (pass_update_address_taken): Remove TODO_update_ssa, add
23946 (pass_update_address_taken): Just use TODO_update_address_taken.
23947 (init_tree_ssa): Do not initialize addressable_vars.
23948 (verify_ssa): Verify new VUSE / VDEF properties.
23949 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23950 Do not call verify_alias_info.
23951 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23952 Do not free the loaded and stored syms bitmaps. Reset the escaped
23953 and callused solutions. Do not free addressable_vars.
23954 Remove memory-tag related code.
23955 (warn_uninitialized_var): Aliases are always available.
23956 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23957 * lambda-code.c (can_put_in_inner_loop): Adjust.
23958 (can_put_after_inner_loop): Likewise.
23959 (perfect_nestify): Likewise.
23960 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23961 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23962 (vectorizable_conversion): Do not mark symbols for renaming.
23963 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23964 (expand_call_inline): Unlink the calls virtual operands before
23966 (tree_function_versioning): Do not call update_ssa if we are not
23967 updating clones. Simplify.
23968 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23969 (propagate_with_phi): Likewise..
23970 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23971 clobber code. Assert we are not aliased or global.
23972 * tree-flow.h: Include tree-ssa-alias.h
23973 (enum escape_type): Remove.
23974 (struct mem_sym_stats_d): Likewise.
23975 (struct mem_ref_stats_d): Likewise.
23976 (struct gimple_df): Add vop member. Remove global_var,
23977 call_clobbered_vars, call_used_vars, addressable_vars,
23978 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23979 escaped and callused members.
23980 (struct ptr_info_def): Remove all members, add points-to solution
23982 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23983 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23984 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23985 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23986 (tree-ssa-alias.o): Likewise.
23987 (toplev.o): Add tree-ssa-alias.h
23988 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23989 * gimple.c (gimple_set_bb): Fix off-by-one error.
23990 (is_gimple_reg): Do not handle memory tags.
23991 (gimple_copy): Also copy virtual operands.
23992 Delay updating the statement. Do not reset loaded and stored syms.
23993 (gimple_set_stored_syms): Remove.
23994 (gimple_set_loaded_syms): Likewise.
23995 (gimple_call_copy_skip_args): Copy the virtual operands
23996 and mark the new statement modified.
23997 * tree-ssa-structalias.c (may_alias_p): Remove.
23998 (set_uids_in_ptset): Take the alias set to prune with as
23999 parameter. Fold in the alias test of may_alias_p.
24000 (compute_points_to_sets): Compute whether a ptr is dereferenced
24001 in a local sbitmap.
24002 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24003 other ADDRESSOF constraints on the lhs.
24004 (get_constraint_for_component_ref): Assert that we don't get
24005 ADDRESSOF constraints from the base of the reference.
24006 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24007 (struct variable_info): Remove collapsed_to member.
24008 (get_varinfo_fc): Remove.
24009 (new_var_info): Do not set collapsed_to.
24010 (dump_constraint): Do not follow cycles.
24011 (dump_constraint_graph): Likewise.
24012 (build_pred_graph): Likewise.
24013 (build_succ_graph): Likewise.
24014 (rewrite_constraints): Likewise.
24015 (do_simple_structure_copy): Remove.
24016 (do_rhs_deref_structure_copy): Remove.
24017 (do_lhs_deref_structure_copy): Remove.
24018 (collapse_rest_of_var): Remove.
24019 (do_structure_copy): Re-implement.
24020 (pta_stats): New global variable.
24021 (dump_pta_stats): New function.
24022 (struct constraint_expr): Make offset signed.
24023 (UNKNOWN_OFFSET): Define special value.
24024 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24025 (solution_set_expand): New helper function split out from ...
24026 (do_sd_constraint): ... here.
24027 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24028 (do_ds_constraint): Likewise.
24029 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24030 and CALLUSED = *CALLUSED.
24031 (set_union_with_increment): Make inc argument signed.
24032 (type_safe): Remove.
24033 (get_constraint_for_ptr_offset): Handle unknown and negative
24035 (first_vi_for_offset): Handle offsets before start. Bail
24036 out early for offsets beyond the variable extent.
24037 (first_or_preceding_vi_for_offset): New function.
24038 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24039 Together with ESCAPED = *ESCAPED this properly computes reachability.
24040 (find_what_var_points_to): New function.
24041 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24042 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24043 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24044 pt_solutions_intersect): New functions.
24045 (compute_call_used_vars): Remove.
24046 (compute_may_aliases): New main entry into PTA computation.
24047 * gimple.h (gimple_p): New typedef.
24048 (struct gimple_statement_base): Remove references_memory_p.
24049 (struct gimple_statement_with_memory_ops_base): Remove
24050 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24052 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24053 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24054 gimple_set_references_memory): Remove.
24055 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24056 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24058 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24059 (verify_expr): Allow RESULT_DECL.
24060 (gimple_duplicate_bb): Do not copy virtual operands.
24061 (gimple_duplicate_sese_region): Adjust.
24062 (gimple_duplicate_sese_tail): Likewise.
24063 (mark_virtual_ops_in_region): Remove.
24064 (move_sese_region_to_fn): Do not call it.
24065 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24066 and pass_simple_dse.
24067 (execute_function_todo): Handle TODO_update_address_taken,
24068 call execute_update_addresses_taken for TODO_rebuild_alias.
24069 (execute_todo): Adjust.
24070 (execute_one_pass): Init dump files early.
24071 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24073 (create_general_new_stmt): Clear vops.
24074 * tree-ssa-reassoc.c (get_rank): Adjust.
24075 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24076 symbols for renaming.
24077 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24078 (PARAM_AVG_ALIASED_VOPS): Likewise.
24079 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24080 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24081 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24082 (operand_build_cmp, copy_virtual_operands,
24083 create_ssa_artificial_load_stmt, add_to_addressable_set,
24084 gimple_add_to_addresses_taken): Remove public functions.
24085 (unlink_stmt_vdef): New function.
24087 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24089 * config.gcc (powerpc-*-linux*): Merge variants.
24091 2009-04-02 Chao-ying Fu <fu@mips.com>
24092 James Grosbach <james.grosbach@microchip.com>
24094 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24095 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24097 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24098 keep_interrupts_masked_p, use_debug_exception_return_p.
24099 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24100 keep_interrupts_masked, use_debug_exception_return.
24101 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24102 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24104 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24105 (mips_print_operand): Process COP0 registers to print $0 .. $31
24106 correctly for GAS to process.
24107 (mips_interrupt_extra_call_saved_reg_p): New function.
24108 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24110 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24111 (mips_compute_frame_info): Add supports for interrupt context that
24112 includes doubleword accumulators and COP0 registers.
24113 (mips_for_each_saved_acc): New function.
24114 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24115 mips_for_each_saved_reg.
24116 (mips_save_reg): Save accumulators.
24117 (mips_kernel_reg_p): A new for_each_rtx callback.
24118 (mips_expand_prologue): Support interrupt handlers.
24119 (mips_restore_reg): Restore accumulators.
24120 (mips_expand_epilogue): Support interrupt handlers.
24121 (mips_can_use_return_insn): Return false for interrupt handlers.
24122 (mips_epilogue_uses): New function.
24123 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24124 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24125 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24126 cop0_move): New instructions.
24127 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24128 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24130 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24132 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24133 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24134 interrupt handlers, we use K0 as the temporary register.
24135 (EPILOGUE_USES): Change to a function call.
24136 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24137 handlers, we use K0 as the temporary register.
24139 * doc/extend.texi (Function Attributes): Document interrupt,
24140 use_shadow_register_set, keep_interrupts_masked,
24141 use_debug_exception_return for MIPS attributes.
24143 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24145 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24146 Remove a number of t-files from tmake_file.
24147 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24148 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24149 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24150 target_prototype, not TARGET_PROTOTYPE.
24151 (LINK_OS_GNU_SPEC): Define.
24152 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24153 and darwin-ldoubdle.c.
24155 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24158 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24159 (cpp_options): Ditto.
24160 (default_compilers): Ditto.
24161 (display_help): Ditto.
24162 (process_command): Ditto.
24163 (do_spec_1): Ditto.
24164 (set_input): Use lbasename instead of duplicate code.
24165 (save_temps_prefix): New static for -save-temps=obj.
24166 (save_temps_length): Ditto.
24168 * doc/invoke.texi (-save-temps=obj): Document new variant to
24169 -save-temps switch.
24171 2009-04-02 Jeff Law <law@redhat.com>
24173 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24176 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24178 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24179 * configure: Regenerated.
24181 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24183 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24184 share the argument list.
24186 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24190 2009-02-12 Diego Novillo <dnovillo@google.com>
24192 * varpool.c (debug_varpool): New.
24193 * cgraph.h (debug_varpool): Declare.
24195 2009-04-02 Jan Hubicka <jh@suse.cz>
24197 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24200 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24202 * config/i386/i386.c (ix86_abi): Move initialization to ...
24203 (override_options): Here.
24205 2009-04-02 Christian Bruel <christian.bruel@st.com>
24207 * config/sh/sh.c (sh_dwarf_register_span): New function.
24208 (TARGET_DWARF_REGISTER_SPAN): Define.
24209 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24211 2009-04-02 Ira Rosen <irar@il.ibm.com>
24213 PR tree-optimization/39595
24214 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24215 interleaved loads group is not greater than the SLP group size.
24217 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24219 * builtins.c (is_builtin_name): New.
24220 (called_as_built_in): Use is_builtin_name.
24221 * tree.h (is_builtin_name): New.
24222 * varasm.c (incorporeal_function_p): Use is_builtin_name
24224 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24226 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24228 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24231 * c-decl.c (clone_underlying_type): Move this ...
24232 * c-common.c (set_underlying_type): ... here.
24233 Also, make sure the function properly sets TYPE_STUB_DECL() on
24234 the newly created typedef variant type.
24235 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24236 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24239 2009-04-02 Richard Guenther <rguenther@suse.de>
24241 PR tree-optimization/37221
24242 * tree-flow.h (degenerate_phi_result): Declare.
24243 * tree-ssa-dom.c (degenerate_phi_result): Export.
24244 * tree-scalar-evolution.c (analyze_initial_condition): If
24245 the initial condition is defined by a degenerate PHI node
24246 use the degenerate value.
24248 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24250 PR rtl-optimization/39588
24251 * combine.c (merge_outer_ops): Do not set the constant when this
24253 (simplify_shift_const_1): Do not modify it either in this case.
24255 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24257 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24258 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24260 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24263 * c-lex.c (interpret_float): Default (no suffix) is double.
24265 2009-04-1 Xinliang David Li <davidxl@google.com>
24267 * config/i386/i386.c (legitimate_constant_p): Recognize
24268 all one vector constant.
24270 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24272 * config/vax/vax.c: Add #includes to silence warnings.
24273 Change #include order to silence two warnings.
24275 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24277 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24278 (ASM_SPEC): Pass -k to the assembler for PIC code.
24280 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24282 * config.gcc: Add vax-*-linux* to the switch.
24283 * config/vax/linux.h: New file. (TARGET_VERSION,
24284 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24286 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24288 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24289 Use predicate macros instead of GET_CODE() == foo.
24290 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24291 ashlsi3, rotrsi3, <unnamed>): Likewise.
24293 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24295 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24296 jbbccihi, jbbccisi): Remova trailing whitespace.
24297 * config/vax/constraints.md: Likewise.
24298 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24299 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24300 * config/vax/predicates.md: Likewise.
24301 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24302 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24303 * config/vax/vax.h: Likewise.
24304 * config/vax/vax.md (nonlocal_goto): Likewise.
24306 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24308 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24309 (indirectable_address_p, adjacent_operands_p): Add spaces around
24311 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24313 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24315 * config/vax/vax.c (legitimate_constant_address_p,
24316 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24317 index_term_p, reg_plus_index_p, legitimate_address_p,
24318 vax_mode_dependent_address_p): Update comments to match functions
24319 modified by the recent int->bool conversion.
24321 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24323 * config/vax/builtins.md: Update copyright message.
24324 * config/vax/constraints.md: Likewise.
24325 * config/vax/netbsd-elf.h: Likewise.
24326 * config/vax/predicates.md: Likewise.
24327 * config/vax/vax-protos.h: Likewise.
24328 * config/vax/vax.c: Likewise.
24329 * config/vax/vax.h: Likewise.
24330 * config/vax/vax.md: Likewise.
24331 * config/vax/vax.opt: Likewise.
24333 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24335 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24336 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24337 * config/vax/constraints.md (B, R): Likewise.
24338 * config/vax/predicates.md (external_memory_operand,
24339 nonimmediate_addsub_di_operand): Likewise.
24340 * config/vax/vax.c (vax_output_int_add): Likewise.
24341 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24342 untyped_call): Likewise.
24344 2009-04-01 Matt Thomas <matt@3am-software.com>
24346 * config/vax/predicates.md: New file.
24347 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24348 external_const_operand, nonsymbolic_operand, external_memory_operand,
24349 indirect_memory_operand, indexed_memory_operand,
24350 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24351 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24353 * config/vax/constraints.md: New file.
24354 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24356 * config/vax/builtins.md: New file.
24357 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24358 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24360 * config/vax/vax.opt (mqmath): Add option.
24361 * config/vax/vax.md (isfx): Extend with DI.
24362 (VAXintQH, VAXintQHSD): Define.
24363 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24364 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24365 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24366 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24367 (movdi): Update constraints and use vax_output_int_move().
24368 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24369 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24370 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24371 nonlocal_goto): New.
24372 (mov<mode>): Extend accepted operand types.
24373 (subdi3_old): Rename from subdi3, change update constraints and use
24374 a new implementation.
24375 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24376 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24377 MOVE_RATIO, CLEAR_RATIO): Define.
24378 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24379 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24380 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24381 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24382 (split_quadword_operands): Make static and really allow variable
24384 (print_operand_address): Update for PIC generation.
24385 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24386 indexable_address_p, fixup_mathdi_operand,
24387 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24388 (vax_float_literal, legitimate_constant_p,
24389 indirectable_constant_address_p, index_term_p,
24390 reg_plus_index_p): Return bool instead of int.
24391 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24393 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24395 (vax_output_conditional_branch): Indent.
24396 (legitimate_constant_address_p, indirectable_constant_address_p,
24397 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24398 vax_mode_dependent_address_p): Return bool instead of int, update for
24400 * config/vax/vax-protos.h (legitimate_constant_address_p,
24401 legitimate_constant_p, legitimate_address_p,
24402 vax_mode_dependent_address_p): Change declaration to bool.
24403 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24404 vax_expand_addsub_di_operands, vax_output_int_subtract,
24405 vax_output_movmemsi): Declare.
24406 (split_quadword_operands, vax_float_literal): Delete declaration.
24407 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24408 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24409 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24410 ASM_OUTPUT_DWARF_PCREL): Define.
24411 (ASM_SPEC): Change definition to allow PIC generation.
24413 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24415 * doc/sourcebuild.texi: Update front-end requirements.
24417 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24420 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24421 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24422 (booldi3_internal3): Use boolean_or_operator instead of
24425 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24428 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24429 declarator whose size is not an integer constant expression but
24430 folds to an integer constant, then treat it as a constant
24433 2009-04-01 Richard Guenther <rguenther@suse.de>
24435 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24436 i * 4 + 2 to (i * 2 + 1) * 2.
24438 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24441 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24442 return if c_parser_asm_string_literal returned NULL.
24444 2009-04-01 Nick Clifton <nickc@redhat.com>
24446 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24448 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24449 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24450 other typedefs to avoid conflicts with libgcc2.c. Define labels
24451 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24453 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24454 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24457 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24459 * varasm.c (default_function_rodata_section): Declare DOT as
24462 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24463 Andrey Galkin <agalkin@hypercom.com>
24466 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24467 Make object_name unique for each process.
24469 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24472 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24473 addressable variables in the parallel that could go out of scope while
24474 running queued tasks.
24476 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24478 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24479 (CASE_VALUES_THRESHOLD): Redefine.
24480 * config/avr/avr.c (avr_override_options): Remove initialization of
24481 avr_case_values_threshold variable.
24482 (avr_case_values_threshold): Remove variable. Add new function.
24483 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24484 * config/avr/avr.opt (mno-tablejump): Remove option.
24485 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24487 2009-04-01 DJ Delorie <dj@redhat.com>
24489 * varasm.c (default_function_rodata_section): Don't assume
24490 anything about where the first '.' in the section name is.
24492 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24494 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24495 rs6000_emit_stack_tie.
24497 2009-03-31 Ian Lance Taylor <iant@google.com>
24499 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24500 gimple_code with GIMPLE_RESX, not RESX.
24502 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24504 * c-common.c (c_get_ident): New.
24505 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24507 2009-04-01 Ben Elliston <bje@au.ibm.com>
24509 * config/rs6000/sysv4.opt (msdata): Improve option description.
24511 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24513 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24514 (divdf3_internal_lat): Remove.
24515 (divxf3_internal_lat): Remove.
24516 (divxf3_internal_thr): Remove.
24517 (divxf): Use divxf3_internal.
24518 * config/ia64/div.md (divsf3_internal_lat): New.
24519 (divdf3_internal_lat): New.
24520 (divxf3_internal): New.
24522 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24525 * Makefile.in (USE_GCC_STDINT): Define.
24526 (stmp-int-hdrs): Install stdint.h if applicable.
24527 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24529 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24530 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24531 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24532 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24533 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24534 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24535 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24536 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24537 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24538 (c_common_nodes_and_builtins): Initialize
24539 underlying_wchar_type_node. Do not initialize
24540 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24541 nodes for new types.
24542 (c_stddef_cpp_builtins): Define macros for new types.
24543 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24545 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24546 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24547 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24548 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24549 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24550 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24551 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24552 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24553 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24554 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24555 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24556 int16_type_node, int32_type_node, int64_type_node,
24557 uint8_type_node, uint16_type_node, c_uint32_type_node,
24558 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24559 int_least32_type_node, int_least64_type_node,
24560 uint_least8_type_node, uint_least16_type_node,
24561 uint_least32_type_node, uint_least64_type_node,
24562 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24563 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24564 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24565 uintptr_type_node): Define.
24566 * c-cppbuiltin.c (builtin_define_constants,
24567 builtin_define_type_minmax): New.
24568 (builtin_define_stdint_macros): Define more macros.
24569 (c_cpp_builtins): Define more limit macros.
24570 (type_suffix): New.
24571 (builtin_define_type_max): Define in terms of
24572 builtin_define_type_minmax. Remove is_long parameter. All
24574 * config.gcc (use_gcc_stdint): Define.
24575 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24576 Add newlib-stdint.h for generic targets.
24577 * config/glibc-stdint.h, config/newlib-stdint.h,
24578 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24579 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24580 * config/score/score.h (UINTPTR_TYPE): Define.
24581 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24582 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24583 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24584 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24585 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24586 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24587 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24588 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24589 * config/spu/spu.h (STDINT_LONG32): Define.
24590 * configure.ac (use_gcc_stdint): Substitute.
24591 * configure: Regenerate.
24592 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24593 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24594 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24595 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24596 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24597 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24598 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24599 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24600 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24601 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24602 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24603 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24604 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24605 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24606 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24607 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24608 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24609 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24610 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24611 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24612 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24613 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24614 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24615 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24616 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24617 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24618 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24619 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24620 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24622 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24624 * loop-iv.c (suitable_set_for_replacement): Renamed from
24625 simplify_using_assignment; changed to return bool and to accept new
24626 args DEST and SRC. Return true iff we find a source/destination pair
24627 that can be used to make a replacement, and fill SRC and DEST if so.
24628 Remove arg ALTERED. Don't deal with altered regs here. All callers
24630 (simplify_using_initial_values): Deal with altered regs here and track
24631 more precisely the effect they have on the validity of our expression.
24633 * loop-iv.c (simplify_using_condition): A condition of the form
24634 (EQ REG CONST) can be used to simply make a substitution.
24635 (simplify_using_initial_values): Keep track of conditions we have seen
24636 and keep using them to simplify new expressions, while applying the
24637 same substitutions to them as to the expression.
24639 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24640 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24643 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24644 changed. Use this when trying to improve the upper bound.
24645 Generate the comparison by using simplify_gen_relational.
24647 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24649 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24651 (simplify_using_assignment, simplify_using_initial_values): Call
24652 replace_in_expr to make replacements. Call replace_single_def_regs
24653 once on the initial version of the expression.
24655 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24658 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24660 2009-03-31 Richard Guenther <rguenther@suse.de>
24662 PR middle-end/31029
24663 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24664 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24666 2009-03-31 Richard Guenther <rguenther@suse.de>
24668 * tree.h (div_if_zero_remainder): Declare.
24669 * fold-const.c (div_if_zero_remainder): Export.
24670 * tree-ssa-forwprop.c
24671 (forward_propagate_addr_into_variable_array_index): Handle
24672 constant array index addition outside of the variable index.
24674 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24677 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24678 define_splits, floatunssi<mode>2): Require x87 conversions from
24679 DImode to be permitted.
24681 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24683 PR preprocessor/15638
24684 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24686 2009-03-31 Richard Guenther <rguenther@suse.de>
24688 PR middle-end/23401
24689 PR middle-end/27810
24690 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24691 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24692 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24693 a separate statement.
24694 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24695 (lookup_tmp_var): Likewise.
24696 (is_gimple_formal_tmp_or_call_rhs): Remove.
24697 (is_gimple_reg_or_call_rhs): Rename to ...
24698 (is_gimple_reg_rhs_or_call): ... this.
24699 (is_gimple_mem_or_call_rhs): Rename to ...
24700 (is_gimple_mem_rhs_or_call): ... this.
24701 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24702 DECL_GIMPLE_REG_P only if is_formal is true.
24703 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24704 for non-proper post-modify expression gimplification.
24705 (gimplify_self_mod_expr): For post-modify expressions gimplify
24706 the lvalue to a minimal lvalue.
24707 (rhs_predicate_for): Remove formal temp case.
24708 (gimplify_modify_expr_rhs): Likewise.
24709 (gimplify_addr_expr): Use is_gimple_reg.
24710 (gimplify_expr): Remove formal temp cases.
24711 (gimple_regimplify_operands): Likewise.
24712 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24713 and FILTER_EXPR like constants.
24714 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24716 (is_gimple_formal_tmp_rhs): Remove.
24717 (is_gimple_reg_rhs): Remove special casing.
24718 (is_gimple_mem_rhs): Fix.
24719 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24720 (is_gimple_formal_tmp_var): Remove.
24721 (is_gimple_formal_tmp_reg): Likewise.
24722 (is_gimple_min_lval): Allow invariant component ref parts.
24723 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24724 is_gimple_formal_tmp_reg): Remove declarations.
24725 * tree-cfg.c (verify_expr): Verify that variables with address
24726 taken do not have DECL_GIMPLE_REG_P set.
24727 * tree-mudflap.c (mf_build_check_statement_for): Use
24728 force_gimple_operand instead of gimplify_expr.
24730 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24732 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24733 schedulable rows to compute_split_row.
24735 2009-03-31 Ben Elliston <bje@au.ibm.com>
24738 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24741 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24743 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24744 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24745 * configure: Regenerate.
24746 * config.in: Regenerate.
24747 * config/rs6000/rs6000.opt (mtls-markers): Add.
24748 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24749 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24750 (tls_ld_aix, tls_ld_sysv): Likewise.
24751 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24752 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24754 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24756 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24758 2009-03-30 Jan Hubicka <jh@suse.cz>
24760 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24762 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24763 detection and label handling.
24765 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24767 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24768 left_conflicts_size.
24769 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24770 ALLOCNO_LEFT_CONFLICTS_SIZE.
24772 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24773 remove_allocno_from_bucket_and_push,
24774 allocno_spill_priority_compare, push_allocnos_to_stack,
24775 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24776 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24777 (setup_allocno_left_conflicts_num): Ditto. Rename to
24778 setup_allocno_left_conflicts_size.
24779 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24780 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24781 setup_allocno_left_conflicts_size instead of
24782 setup_allocno_left_conflicts_num.
24784 * ira-build.c (ira_create_allocno): Use
24785 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24786 ALLOCNO_LEFT_CONFLICTS_NUM.
24788 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24790 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24791 instead of DF_LR_OUT.
24793 * ira-lives.c (process_bb_node_lives): Ditto.
24795 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24796 instead of DF_LR_{OUT,IN}.
24798 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24800 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24802 2009-03-30 Jan Hubicka <jh@suse.cz>
24804 * except.c (label_to_region_map): Fix thinko.
24806 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24808 PR middle-end/38237
24809 * tree.h (tree_find_value): New declaration.
24810 * tree.c (tree_find_value): New function.
24811 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24813 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24816 * c-decl.c (struct c_binding): Add locus field.
24817 (bind): Add locus argument, set locus field from it.
24818 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24819 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24820 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24821 implicitly_declare, undeclared_variable, lookup_label,
24822 declare_label, c_make_fname_decl, c_builtin_function,
24823 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24826 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24829 * config/i386/i386.c (classify_argument): Check total size of
24832 2009-03-30 Martin Jambor <mjambor@suse.cz>
24834 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24835 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24836 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24839 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24840 seen_variable_array_ref while also traversing a union.
24842 * tree-inline.c (optimize_inline_calls): Do not call
24843 cgraph_node_remove_callees.
24844 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24845 (pass_remove_cgraph_callee_edges): New variable.
24846 * passes.c (init_optimization_passes): Add
24847 pass_remove_cgraph_callee_edges after early inlining and before all
24848 late intraprocedural passes.
24850 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24852 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24854 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24855 Fix typos in names.
24857 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24859 * combine.c (simplify_comparison): Use have_insn_for.
24860 * dojump.c (do_jump): Likewise.
24862 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24864 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24865 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24866 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24867 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24868 instead of sparc_compare_emitted.
24869 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24870 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24871 instead of sparc_compare_emitted.
24873 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24875 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24876 enter/exit cfglayout mode.
24877 (pass_partition_block): Require it.
24878 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24879 (combine_instructions): Track basic blocks instead of labels.
24880 (update_cfg_for_uncondjump): New.
24881 (try_combine): Use it. Update jumps after rescanning.
24882 (pass_combine): Require PROP_cfglayout.
24883 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24885 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24887 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24888 Provide/destroy PROP_cfglayout respectively.
24889 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24890 * tree-pass.h (PROP_cfglayout): New.
24892 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24894 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24895 fold_convert_const_fixed_from_fixed,
24896 fold_convert_const_fixed_from_int,
24897 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24898 set TREE_CONSTANT_OVERFLOW.
24899 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24900 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24902 2009-03-30 Ira Rosen <irar@il.ibm.com>
24904 * tree-vect-loop-manip.c: New file.
24905 * tree-vectorizer.c: Update documentation and included files.
24906 (vect_loop_location): Make extern.
24907 (rename_use_op): Move to tree-vect-loop-manip.c
24908 (rename_variables_in_bb, rename_variables_in_loop,
24909 slpeel_update_phis_for_duplicate_loop,
24910 slpeel_update_phi_nodes_for_guard1,
24911 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24912 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24913 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24914 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24915 find_loop_location): Likewise.
24916 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24917 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24918 get_vectype_for_scalar_type, vect_is_simple_use,
24919 supportable_widening_operation, supportable_narrowing_operation):
24921 (bb_in_loop_p): Move to tree-vect-loop.c.
24922 (new_loop_vec_info, destroy_loop_vec_info,
24923 reduction_code_for_scalar_code, report_vect_op,
24924 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24925 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24926 (vect_supportable_dr_alignment): Likewise.
24927 * tree-vectorizer.h (tree-data-ref.h): Include.
24928 (vect_loop_location): Declare.
24929 Reorganize function declarations according to the new file structure.
24930 * tree-vect-loop.c: New file.
24931 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24932 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24933 * tree-vect-data-refs.c: New file.
24934 * tree-vect-patterns.c (timevar.h): Don't include.
24935 * tree-vect-stmts.c: New file.
24936 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24937 tree-vect-slp.c, tree-vect-loop.c.
24938 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24939 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24940 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24941 (tree-vect-analyze.o): Remove.
24942 (tree-vect-transform.o): Likewise.
24943 (tree-vect-data-refs.o): Add rule.
24944 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24945 tree-vect-slp.o): Likewise.
24946 (tree-vect-patterns.o): Remove redundant dependencies.
24947 (tree-vectorizer.o): Likewise.
24948 * tree-vect-slp.c: New file.
24950 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24952 * optc-gen.awk: Warn if an option flag has multiple different
24955 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24957 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24958 -floop-block): Document dependences on PPL, CLooG and Graphite.
24960 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24962 PR rtl-optimization/323
24963 * c-common.c (c_fully_fold, convert_and_check,
24964 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24965 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24966 * c-common.def (EXCESS_PRECISION_EXPR): New.
24967 * c-cppbuiltin.c (builtin_define_float_constants): Define
24968 constants with enough digits for long double.
24969 * c-lex.c (interpret_float): Interpret constant with excess
24970 precision where appropriate.
24971 * c-opts.c (c_common_post_options): Set
24972 flag_excess_precision_cmdline. Give an error for
24973 -fexcess-precision=standard for C++ for processors where the
24974 option is significant.
24975 * c-parser.c (c_parser_conditional_expression): Handle excess
24976 precision in condition.
24977 * c-typeck.c (convert_arguments): Handle arguments with excess
24979 (build_unary_op): Move excess precision outside operation.
24980 (build_conditional_expr): Likewise.
24981 (build_compound_expr): Likewise.
24982 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24983 (build_modify_expr): Handle excess precision in RHS.
24984 (convert_for_assignment): Handle excess precision in converted
24986 (digest_init, output_init_element, process_init_element): Handle
24987 excess precision in initializer.
24988 (c_finish_return): Handle excess precision in return value.
24989 (build_binary_op): Handle excess precision in operands and add
24990 excess precision as needed for operation.
24991 * common.opt (-fexcess-precision=): New option.
24992 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24993 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24994 For standard excess precision, output explicit conversion to and
24995 truncation from XFmode.
24996 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24997 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24998 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24999 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25000 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25001 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25002 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25003 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25004 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25005 define_splits, sqrt<mode>2): Disable where appropriate for
25006 standard excess precision.
25007 * convert.c (convert_to_real): Do not shorten arithmetic to type
25008 for which excess precision would be used.
25009 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25010 * doc/invoke.texi (-fexcess-precision=): Document option.
25011 (-mfpmath=): Correct index entry.
25012 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25013 flag_excess_precision): New.
25014 * langhooks.c (lhd_post_options): Set
25015 flag_excess_precision_cmdline.
25016 * opts.c (common_handle_option): Handle -fexcess-precision=.
25017 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25018 init_excess_precision): New.
25019 (lang_dependent_init_target): Call init_excess_precision.
25020 * tree.c (excess_precision_type): New.
25021 * tree.h (excess_precision_type): Declare.
25023 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25026 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25027 non-lvalue to component.
25029 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25031 PR preprocessor/34695
25032 * Makefile.in (c-opts.o): Depend on c-tree.h.
25033 * c-common.c: Move down include of diagnostic.h.
25034 (done_lexing, c_cpp_error): New.
25035 * c-common.h (done_lexing): Declare.
25036 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25038 * c-opts.c: Include c-tree.h.
25039 (c_common_init_options): Set preprocessor error callback.
25040 (c_common_handle_option): Do not set preprocessor
25041 inhibit_warnings, warnings_are_errors, warn_system_headers,
25042 pedantic_errors or inhibit_warnings flags.
25043 (c_common_post_options): Do not check cpp_errors (parse_in).
25044 (c_common_finish): Do not output dependencies if there were
25045 errors. Do not check return value of cpp_finish.
25046 * c-ppoutput.c (pp_file_change): Set input_location.
25047 * c-tree.h (c_cpp_error): Declare.
25048 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25050 (diagnostic_build_prefix): Check override_column.
25051 * diagnostic.h (diagnostic_info): Add override_column field.
25052 (diagnostic_override_column): Define.
25054 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25056 * c-common.c (c_expand_expr, c_staticp): Remove.
25057 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25058 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25059 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25060 * c-gimplify.c (gimplify_compound_literal_expr,
25061 optimize_compound_literals_in_ctor): Remove.
25062 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25063 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25064 * c-semantics.c (emit_local_var): Remove.
25066 * langhooks-def.h (lhd_expand_expr): Remove.
25067 * langhooks.c (lhd_expand_expr): Remove.
25068 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25070 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25071 handling from c-semantics.c; don't call into langhook.
25072 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25073 * gimplify.c (gimplify_compound_literal_expr,
25074 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25075 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25076 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25077 as was done in c-gimplify.c.
25078 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25079 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25080 Move from c-common.h.
25081 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25083 * tree.c (staticp): Do not call langhook.
25084 * langhooks.c (lhd_staticp): Delete.
25085 * langhooks-def.h (lhd_staticp): Delete prototype.
25086 (LANG_HOOKS_STATICP): Delete.
25087 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25089 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25090 instead of DECL_STMTs.
25092 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25100 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25102 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25103 contained expression.
25104 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25105 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25106 conditional expressions for C.
25107 (decl_constant_value_for_optimization): Move from
25108 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25109 whether optimizing and that the expression is a VAR_DECL not of
25110 array type instead of doing such checks in the caller. Do not
25111 check pedantic. Call gcc_unreachable for C++.
25112 * c-common.def (C_MAYBE_CONST_EXPR): New.
25113 * c-common.h (c_fully_fold, c_save_expr,
25114 decl_constant_value_for_optimization): New prototypes.
25115 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25116 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25117 EXPR_INT_CONST_OPERANDS): Define.
25118 * c-convert.c (convert): Strip nops from expression.
25119 * c-decl.c (groktypename): Take extra parameters expr and
25120 expr_const_operands. Update call to grokdeclarator.
25121 (start_decl): Update call to grokdeclarator. Add statement for
25122 expressions used in type of decl.
25123 (grokparm): Update call to grokdeclarator.
25124 (push_parm_decl): Update call to grokdeclarator.
25125 (build_compound_literal): Add parameter non_const and build a
25126 C_MAYBE_COSNT_EXPR if applicable.
25127 (grokdeclarator): Take extra parameters expr and
25128 expr_const_operands. Track expressions used in declaration
25129 specifiers and declarators. Fold array sizes and track whether
25130 they are constant expressions and whether they are integer
25131 constant expressions.
25132 (parser_xref_tag): Set expr and expr_const_operands fields in
25134 (grokfield): Update call to grokdeclarator.
25135 (start_function): Update call to grokdeclarator.
25136 (build_null_declspecs): Set expr and expr_const_operands fields in
25138 (declspecs_add_type): Handle expressions in typeof specifiers.
25139 * c-parser.c (c_parser_declspecs): Set expr and
25140 expr_const_operands fields for declaration specifiers.
25141 (c_parser_enum_specifier): Likewise.
25142 (c_parser_struct_or_union_specifier): Likewise.
25143 (c_parser_typeof_specifier): Likewise. Update call to
25144 groktypename. Fold expression as needed. Return expressions with
25145 type instead of adding statements.
25146 (c_parser_attributes): Update calls to c_parser_expr_list.
25147 (c_parser_statement_after_labels): Fold expression before passing
25148 to objc_build_throw_stmt.
25149 (c_parser_condition): Fold expression.
25150 (c_parser_asm_operands): Fold expression.
25151 (c_parser_conditional_expression): Use c_save_expr. Update call
25152 to build_conditional_expr.
25153 (c_parser_alignof_expression): Update call to groktypename.
25154 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25155 original_code. Fold expression argument of va_arg. Create
25156 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25157 argument to va_arg. Update calls to groktypename. Fold array
25158 index for offsetof. Verify that first argument to
25159 __builtin_choose_expr has integer type.
25160 (c_parser_postfix_expression_after_paren_type): Update calls to
25161 groktypename and build_compound_literal. Handle expressions with
25162 side effects in type name.
25163 (c_parser_postfix_expression_after_primary): Update call to
25164 c_parser_expr_list. Set original_code for calls to
25165 __builtin_constant_p.
25166 (c_parser_expr_list): Take extra parameter fold_p. Fold
25167 expressions if requested.
25168 (c_parser_objc_type_name): Update call to groktypename.
25169 (c_parser_objc_synchronized_statement): Fold expression.
25170 (c_parser_objc_receiver): Fold expression.
25171 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25172 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25173 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25174 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25175 (struct c_typespec): Add elements expr and expr_const_operands.
25176 (struct c_declspecs): Add elements expr and expr_const_operands.
25177 (groktypename, build_conditional_expr, build_compound_literal):
25179 (in_late_binary_op): Declare.
25180 * c-typeck.c (note_integer_operands): New function.
25181 (in_late_binary_op): New variable.
25182 (decl_constant_value_for_broken_optimization): Move to c-common.c
25183 and rename to decl_constant_value_for_optimization.
25184 (default_function_array_conversion): Do not strip nops.
25185 (default_conversion): Do not call
25186 decl_constant_value_for_broken_optimization.
25187 (build_array_ref): Do not fold result.
25188 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25189 result when operand is a VLA.
25190 (c_expr_sizeof_type): Update call to groktypename. Handle
25191 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25192 result when operand names a VLA type.
25193 (build_function_call): Update call to build_compound_literal.
25194 Only fold result for calls to __builtin_* functions. Strip
25195 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25196 the function designator.
25197 (convert_arguments): Fold arguments. Update call to
25198 convert_for_assignment.
25199 (build_unary_op): Handle increment and decrement of
25200 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25201 decrement earlier. Fold operand of increment and decrement.
25202 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25203 built for integer operand. Wrap returns that are INTEGER_CSTs
25204 without being integer constant expressions or that have integer
25205 constant operands without being INTEGER_CSTs.
25206 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25207 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25208 result is an integer constant expression or can be used in
25209 unevaluated parts of one and avoid folding and wrap as
25210 appropriate. Fold operands before possibly doing -Wsign-compare
25212 (build_compound_expr): Wrap result for C99 if operands can be used
25213 in integer constant expressions.
25214 (build_c_cast): Update call to digest_init. Do not ignore
25215 overflow from casting floating-point constants to integers. Wrap
25216 results that could be confused with integer constant expressions,
25217 null pointer constants or floating-point constants.
25218 (c_cast_expr): Update call to groktypename. Handle expressions
25219 included in type name.
25220 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25221 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25222 Update calls to convert_for_assignment.
25223 (convert_for_assignment): Take new parameter
25224 null_pointer_constant. Do not strip nops or call
25225 decl_constant_value_for_broken_optimization. Set
25226 in_late_binary_op for conversions to boolean.
25227 (store_init_value): Update call to digest_init.
25228 (digest_init): Take new parameter null_pointer_constant. Do not
25229 call decl_constant_value_for_broken_optimization. pedwarn for
25230 initializers not constant expressions. Update calls to
25231 convert_for_assignment.
25232 (constructor_nonconst): New.
25233 (struct constructor_stack): Add nonconst element.
25234 (really_start_incremental_init, push_init_level, pop_init_level):
25235 Handle constructor_nonconst and nonconst element.
25236 (set_init_index): Call constant_expression_warning for array
25238 (output_init_element): Fold value. Set constructor_nonconst as
25239 applicable. pedwarn for initializers not constant expressions.
25240 Update call to digest_init. Call constant_expression_warning
25241 where constant initializers are required.
25242 (process_init_element): Use c_save_expr.
25243 (c_finish_goto_ptr): Fold expression.
25244 (c_finish_return): Fold return value. Update call to
25245 convert_for_assignment.
25246 (c_start_case): Fold switch expression.
25247 (c_process_expr_stmt): Fold expression.
25248 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25249 ensure statement expression is not evaluated in constant expression.
25250 (build_binary_op): Track whether results are integer constant
25251 expressions or may occur in such, disable folding and wrap results
25252 as applicable. Fold operands for -Wsign-compare warnings unless
25254 (c_objc_common_truthvalue_conversion): Handle results folded to
25255 integer constants that are not integer constant expressions.
25256 * doc/extend.texi: Document when typeof operands are evaluated,
25257 that condition of __builtin_choose_expr is an integer constant
25258 expression, and more about use of __builtin_constant_p in
25261 2009-03-29 Richard Guenther <rguenther@suse.de>
25263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25264 propagate addresses of array references.
25266 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25268 * regmove.c (perhaps_ends_bb_p): Remove.
25269 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25270 from INSN and check that the main loop stays within that basic block.
25271 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25272 (regmove_forward_pass): Split out from regmove_optimize. Use
25273 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25274 (regmove_backward_pass): Split out from regmove_optimize. Use
25275 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25276 (regmove_optimize): Simplify.
25278 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25281 * config/i386/i386.c (classify_argument): Ignore flexible array
25282 member in struct and warn ABI change.
25284 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25286 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25288 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25289 (ix86_adjust_cost): Updated.
25291 2009-03-29 Jan Hubicka <jh@suse.cz>
25293 PR middle-end/28850
25294 * tree-pass.h (pass_cleanup_eh): New function.
25295 (remove_unreachable_regions): Break code handling RTL
25296 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25297 that can not be reached by runtime.
25298 (can_be_reached_by_runtime): New function.
25299 (label_to_region_map): New function.
25300 (num_eh_regions): New function.
25301 (rtl_remove_unreachable_regions): New function.
25302 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25303 (remove_eh_region): New function.
25304 * except.h: Include sbitmap and vecprim.
25305 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25306 num_eh_regions): Declare.
25307 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25308 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25309 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25310 (tree_empty_eh_handler_p): New function.
25311 (cleanup_empty_eh): New function.
25312 (cleanup_eh): New function.
25313 (pass_cleanup_eh): New function.
25315 2009-03-29 Jan Hubicka <jh@suse.cz>
25317 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25318 for removed regions.
25320 2009-03-29 Jan Hubicka <jh@suse.cz>
25322 * except.c (dump_eh_tree): Dump all datastructures.
25324 2009-03-29 Jan Hubicka <jh@suse.cz>
25326 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25327 (duplicate_eh_regions_1): Likewise.
25328 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25329 vector; call EH verification.
25330 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25331 Be ready for region being removed.
25333 2009-03-29 Jan Hubicka <jh@suse.cz>
25335 * bitmap.c (bitmap_last_set_bit): New function.
25336 * bitmap.h (bitmap_last_set_bit): Declare.
25338 2009-03-29 David Ayers <ayers@fsfe.org>
25341 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25342 by calling objc_compare_types and surpress warnings about
25343 incompatible C pointers that are compatible ObjC pointers.
25345 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25347 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25348 call initialize_inline_failed.
25349 (initialize_inline_failed): Move it from here ...
25350 * cgraph.c (initialize_inline_failed): ... to here.
25351 (cgraph_create_edge): Call initialize_inline_failed rather than
25352 setting inline_failed directly.
25354 2009-03-29 Ben Elliston <bje@au.ibm.com>
25357 * sysv4.opt (msdata): Improve comment.
25358 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25359 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25361 2009-03-29 Ben Elliston <bje@au.ibm.com>
25364 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25365 load and store attributes.
25367 2009-03-29 Ben Elliston <bje@au.ibm.com>
25369 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25370 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25371 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25372 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25373 __builtin_infq and __builtin_huge_valq.
25375 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25377 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25379 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25380 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25382 2009-03-28 Xinliang David Li <davidxl@google.com>
25384 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25385 (do_dbg_cnt): New function.
25387 2009-03-28 Jan Hubicka <jh@suse.cz>
25389 Merge from pretty-ipa:
25391 2009-03-27 Jan Hubicka <jh@suse.cz>
25393 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25394 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25395 * passes.c (function_called_by_processed_nodes_p): New.
25396 * ipa-pure-const.c (check_call): Fix handling of operands.
25397 (analyze_function): Dump debug output for skipped bodies.
25398 (local_pure_const): Use function_called_by_processed_nodes_p.
25399 * dwarf2out.c (reference_to_unused): Use output.
25400 * passes.c (do_per_function_toporder): Likewise.
25402 2008-11-12 Jan Hubicka <jh@suse.cz>
25404 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25405 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25406 state_set_in_source enum
25407 (check_decl): Ignore memory tags; do not set fake looping flags;
25409 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25410 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25411 (check_call, analyze_function): Rewrite.
25413 (add_new_function): Update call of analyze_function.
25414 (generate_summary): Add call of analyze_function.
25415 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25416 (local_pure_const): New function.
25417 (pass_local_pure_const): New pass.
25418 * ipa-inline.c (inline_transform): Set after_inlining.
25419 * tree-eh.c (stmt_can_throw_external): New.
25420 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25421 work with aliasing built.
25422 * tree-flow.h (stmt_can_throw_external): New.
25423 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25424 and local pure/const pass in early and late optimization queue.
25426 2009-03-28 Martin Jambor <mjambor@suse.cz>
25428 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25430 (fold_binary): Allow function decl aligment consideration is the
25431 second argument is integer constant one.
25432 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25433 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25434 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25436 2009-03-28 Jan Hubicka <jh@suse.cz>
25438 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25439 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25440 * function.h (rtl_data): Add nothrow flag.
25441 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25442 set DECL_NOTHROW for AVAILABLE functions.
25444 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25446 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25447 following vector keyword has expansion starting with pixel or bool
25448 keyword, expand vector to __vector and pixel or bool to __pixel or
25452 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25453 warn_if_disallowed_function_p): Removed.
25454 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25455 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25456 warning_if_disallowed_function_p.
25457 * flags.h (warn_if_disallowed_function_p,
25458 warn_disallowed_functions): Removed.
25459 * common.opt (Wdisallowed-function-list=): Removed.
25460 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25462 2009-03-28 Richard Guenther <rguenther@suse.de>
25464 PR tree-optimization/38723
25465 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25468 2009-03-28 Jan Hubicka <jh@suse.cz>
25470 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25471 test introduced by my previous patch.
25473 2009-03-28 Richard Guenther <rguenther@suse.de>
25475 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25476 the PHIs value undefined.
25478 2009-03-28 Jan Hubicka <jh@suse.cz>
25480 * tree-pass.h (pass_fixup_cfg): New pass.
25481 * ipa-inline.c (inline_transform): Set
25482 always_inline_functions_inlined/after_inlining.
25483 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25484 (pass_fixup_cfg): New pass.
25485 * passes.c (init_optimization_passes): Add fixup_cfg.
25487 2009-03-28 Richard Guenther <rguenther@suse.de>
25489 PR tree-optimization/38458
25490 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25491 argument use the arguments copy-of value.
25493 2009-03-28 Richard Guenther <rguenther@suse.de>
25495 PR tree-optimization/38180
25496 * tree-ssa-ccp.c (get_default_value): Simplify.
25497 (likely_value): Likewise.
25498 (surely_varying_stmt_p): Properly handle VOP case.
25499 (ccp_initialize): Likewise.
25500 (ccp_fold): Handle propagating through *&.
25501 (fold_const_aggregate_ref): Also handle decls.
25503 2009-03-28 Jan Hubicka <jh@suse.cz>
25505 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25506 * cgraph.h (cgraph_node): Likewise.
25507 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25508 (cgraph_reset_node): Use process flag.
25509 (cgraph_mark_functions_to_output): Likewise.
25510 (cgraph_expand_function): Likewise.
25511 (cgraph_expand_all_functions): Likewise.
25512 (cgraph_output_in_order): Likewise.
25513 * dwarf2out.c (reference_to_unused): Likewise.
25514 * passes.c do_per_function_toporder): Likewise.
25516 2009-03-28 Jan Hubicka <jh@suse.cz>
25518 Bring from lto-branch:
25520 2008-09-03 Doug Kwan <dougkwan@google.com>
25522 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25523 enums instead of reason strings.
25524 * cgraph.c (cgraph_create_edge): Same.
25525 (cgraph_inline_failed_string): New function.
25526 * cgraph.h (cgraph_inline_failed_t): New enum type.
25527 (cgraph_inline_failed_string): New prototype.
25528 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25529 char pointer to cgraph_inline_failed_t.
25530 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25531 (cgraph_default_inline_p): Ditto.
25532 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25533 to cgraph_inline_failed_t pointer.
25534 * cif-code.def: New file.
25535 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25537 (cgraph_check_inline_limits): Change type of REASON to pointer to
25538 cgraph_inline_failed_t. Replace reason strings with enums.
25539 (cgraph_default_inline_p): Ditto.
25540 (cgraph_recursive_inlining_p): Ditto.
25541 (update_caller_keys): Change type of FAILED_REASON to
25542 cgraph_inline_failed_t.
25543 (cgraph_set_inline_failed): Change type of REASON to pointer to
25544 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25545 convert enums to strings for text output.
25546 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25547 to be of type cgraph_inline_failed_t. Replace reason strings with
25548 enums. Call cgraph_inline_failed_string to covert enums
25549 to strings for text output.
25550 (cgraph_decide_inlining): Replace reason strings with enums.
25551 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25552 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25554 * tree-inline.c (expand_call_inline): Change type of REASON
25555 to cgraph_inline_failed_t. Replace reason strings with enums.
25556 Call cgraph_inline_failed_string for text output.
25557 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25560 2009-03-28 Jan Hubicka <jh@suse.cz>
25562 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25563 cgraph_clone_node): Remove master clone handling.
25564 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25565 * cgraph.h (master_clone): Remove.
25566 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25567 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25568 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25570 2009-03-28 Jan Hubicka <jh@suse.cz>
25572 * cgraph.c (cgraph_function_body_availability): Functions declared
25573 inline are always safe to assume that it is not going to be replaced.
25575 2009-03-28 Richard Guenther <rguenther@suse.de>
25577 PR tree-optimization/38513
25578 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25579 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25580 EXC_PTR_EXPR and FILTER_EXPR.
25581 (get_ref_from_reference_ops): Likewise.
25583 2009-03-28 Richard Guenther <rguenther@suse.de>
25585 PR tree-optimization/38968
25586 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25587 Use FLOOR_MOD_EXPR to compute misalignment.
25589 2009-03-28 Richard Guenther <rguenther@suse.de>
25591 PR tree-optimization/37795
25592 * tree.h (combine_comparisons): Declare.
25593 * fold-const.c (combine_comparisons): Export.
25594 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25596 (ifcombine_iforif): Use combine_comparisons.
25598 2009-03-28 Jan Hubicka <jh@suse.cz>
25600 * tree-eh.c (inlinable_call_p): New function.
25601 (make_eh_edges): Use it.
25602 (verify_eh_edges): Use it.
25603 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25604 * except.c (reachable_next_level): Add inlinable_function argument
25605 (sjlj_find_directly_reachable_regions): Update.
25606 (add_reachable_handler): Do not set saw_any_handlers.
25607 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25608 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25609 Add new inlinable call parameter.
25610 (can_throw_internal, can_throw_external): Update.
25611 * except.h (can_throw_internal_1, can_throw_external_1,
25612 foreach_reachable_handler): Update declaration.
25614 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25616 * config/arm/t-arm-coff, config/h8300/coff.h,
25617 config/i386/i386-aout.h, config/i386/i386-coff.h,
25618 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25619 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25620 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25621 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25622 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25623 sys-types.h: Remove.
25624 * Makefile.in: Remove protoize and fixproto support and references
25626 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25627 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25629 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25630 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25631 unprotoize$(exeext).
25632 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25633 (.PHONY): Don't depend on proto.
25634 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25635 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25636 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25637 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25638 build/gen-protos.o, build/scan.o, xsys-protos.h,
25639 build/fix-header$(build_exeext), build/fix-header.o,
25640 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25641 stmp-install-fixproto): Remove.
25642 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25643 SYSCALLS.c or fixproto files.
25644 (install-common): Don't install protoize.
25645 (install-headers-tar, install-headers-cpio, install-headers-cp):
25646 Don't depend on $(STMP_FIXPROTO).
25647 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25648 install fixproto files or write out fixproto settings.
25649 (uninstall): Don't uninstall protoize.
25650 * config.gcc (use_fixproto): Remove.
25651 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25652 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25653 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25654 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25655 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25656 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25657 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25658 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25659 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25660 * config/t-vxworks (STMP_FIXPROTO): Remove.
25661 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25662 STMP_FIXPROTO): Remove.
25663 * config.in, configure: Regenerate.
25664 * crtstuff.c (gid_t, uid_t): Don't undefine.
25665 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25666 (arm-*-coff, arm-*-aout: Remove target entries.
25667 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25668 Remove mention of AIX 4.1.
25669 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25670 * doc/invoke.texi (Running Protoize): Remove.
25671 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25672 (Protoize Caveats): Remove.
25673 * tsystem.h: Update comments on headers assumed to exist.
25675 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25677 * genautomata.c: Add a new year to the copyright. Add a new
25679 (struct insn_reserv_decl): Add comments for member bypass_list.
25680 (find_bypass): Remove.
25681 (insert_bypass): New.
25682 (process_decls): Use insert_bypass.
25683 (output_internal_insn_latency_func): Output all bypasses with the
25684 same input insn in one switch case.
25686 * rtl.def (define_bypass): Describe bypass choice.
25687 * doc/md.texi (define_bypass): Ditto.
25689 2009-03-27 Richard Guenther <rguenther@suse.de>
25691 * gimplify.c (mark_addressable): Export.
25692 * tree-flow.h (mark_addressable): Declare.
25693 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25694 * tree-ssa.c (verify_phi_args): Verify that address taken
25695 variables have TREE_ADDRESSABLE set.
25697 2009-03-27 Richard Guenther <rguenther@suse.de>
25699 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25700 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25701 Do not mark decls TREE_ADDRESSABLE.
25702 (build_fold_addr_expr): Adjust.
25703 (fold_addr_expr): Remove.
25704 (fold_unary): Use build_fold_addr_expr.
25705 (fold_comparison): Likewise.
25706 (split_address_to_core_and_offset): Likewise.
25707 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25709 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25710 (gimplify_modify_expr_to_memcpy): Mark source and destination
25712 * omp-low.c (create_omp_child_function): Mark the object decl
25714 (lower_rec_input_clauses): Mark the var we take the address of
25716 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25718 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25720 PR middle-end/39315
25721 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25722 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25724 2009-03-27 Richard Guenther <rguenther@suse.de>
25726 PR tree-optimization/39120
25727 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25729 (handle_lhs_call): Process return constraints. Add escape
25730 constraints if necessary.
25731 (handle_const_call): Fill out return constraints. Make nested
25732 case more precise. Avoid consttmp if possible.
25733 (handle_pure_call): Fill out return constraints. Avoid
25734 callused if possible.
25735 (find_func_aliases): Simplify call handling.
25737 2009-03-27 Richard Guenther <rguenther@suse.de>
25739 PR tree-optimization/39120
25740 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25741 as a representative.
25742 (solve_graph): Do propagate CALLUSED.
25743 (handle_pure_call): Use a scalar constraint from CALLUSED for
25745 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25748 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25751 * c-common.c (handle_aligned_attribute): Properly check alignment
25752 overflow. Use (1U << i) instead of (1 << i).
25754 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25756 * expr.h (get_mem_align_offset): Updated.
25758 * tree.h (tree_decl_common): Change align to "unsigned int" and
25759 move it before pointer_alias_set.
25761 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25762 Jakub Jelinek <jakub@redhat.com>
25765 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25766 gr_register_operand with gr_reg_or_0_operand.
25767 (cmpxchg_rel_di): Likewise.
25768 (sync_lock_test_and_set<mode>): Likewise.
25770 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25772 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25773 (true_regnum): Likewise.
25775 * rtlanal.c (subreg_info): Moved to ...
25776 * rtl.h (subreg_info): Here. New.
25777 (subreg_get_info): New.
25779 * rtlanal.c (subreg_get_info): Make it extern.
25781 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25784 * config/i386/i386.c (ix86_abi): New.
25785 (override_options): Handle -mabi=.
25786 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25787 (ix86_call_abi_override): Likewise.
25788 (init_cumulative_args): Likewise.
25789 (function_arg_advance): Likewise.
25790 (function_arg_64): Likewise.
25791 (function_arg): Likewise.
25792 (ix86_pass_by_reference): Likewise.
25793 (ix86_function_value_regno_p): Likewise.
25794 (ix86_build_builtin_va_list_abi): Likewise.
25795 (setup_incoming_varargs_64): Likewise.
25796 (is_va_list_char_pointer): Likewise.
25797 (ix86_init_machine_status): Likewise.
25798 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25799 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25800 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25801 (ix86_function_abi): Make it static and return enum calling_abi.
25802 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25804 (ix86_fn_abi_va_list): Updated.
25806 * config/i386/i386.h (ix86_abi): New.
25807 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25808 (CONDITIONAL_REGISTER_USAGE): Likewise.
25809 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25810 (machine_function): Likewise.
25812 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25814 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25815 (STACK_BOUNDARY): Likewise.
25816 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25818 * config/i386/i386.opt (mabi=): New.
25820 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25821 return enum calling_abi.
25822 (ix86_function_type_abi): Likewise.
25823 (ix86_function_abi): Removed.
25825 * doc/invoke.texi: Document -mabi= option for x86.
25827 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25829 * builtins.c (real_dconstp): Delete.
25830 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25832 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25833 Jakub Jelinek <jakub@redhat.com>
25836 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25837 (gen_subprogram_die): When a function is explicit, generate the
25838 DW_AT_explicit attribute.
25839 * langhooks.h (struct lang_hooks_for_decls): Add
25840 function_decl_explicit_p langhook.
25841 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25842 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25844 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25846 * builtins.c (fold_builtin_memory_op): Optimize memmove
25847 into memcpy if we can prove source and destination don't overlap.
25849 * tree-inline.c: Include gt-tree-inline.h.
25850 (clone_fn_id_num): New variable.
25851 (clone_function_name): New function.
25852 (tree_function_versioning): Use it.
25853 * Makefile.in (GTFILES): Add tree-inline.c.
25855 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25857 * BASE-VER: Change to 4.5.0.
25859 2009-03-27 Xinliang David Li <davidxl@google.com>
25861 PR tree-optimization/39557
25862 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25864 2009-03-27 Xinliang David Li <davidxl@google.com>
25866 PR tree-optimization/39548
25867 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25870 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25872 * c-common.c (pointer_int_sum): Use %wd on return from
25875 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25877 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25878 on return from tree_low_cst.
25880 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25883 * ginclude/stdarg.h (va_copy): Define also for
25884 __GXX_EXPERIMENTAL_CXX0X__.
25886 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25889 * builtins.h (c_strlen): Do not warn here.
25890 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25891 * c-common.c (pointer_int_sum): Take an explicit location.
25892 Warn about offsets out of bounds.
25893 * c-common.h (pointer_int_sum): Adjust declaration.
25895 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25897 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25900 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25903 * opts.c (warn_if_disallowed_function_p): Don't assume
25904 get_callee_fndecl must return non-NULL.
25906 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25908 PR rtl-optimization/39522
25909 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25910 when reg_reloaded_valid is set.
25912 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25914 * config/spu/divv2df3.c: New file.
25915 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25916 (DPBIT_FUNCS): Filter out _div_df.
25918 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25920 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25921 a jump insn, count that jump in the distance to the loop start.
25923 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25926 * config/sh/sh.c (calc_live_regs): Fix condition for global
25927 registers except PIC_OFFSET_TABLE_REGNUM.
25929 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25932 * doc/invoke.texi (-mconsole): New.
25934 (-mno-cygwin): New.
25936 (-mnop-fun-dllimport): New.
25940 (sub section "i386 and x86-64 Windows Options"): New.
25942 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25944 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25945 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25947 2009-03-25 Richard Guenther <rguenther@suse.de>
25949 PR middle-end/39497
25950 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25953 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25955 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25956 neither of haifa/selective schedulers are working.
25958 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25960 * doc/invoke.texi (Debugging Options): Fix description of
25961 -fno-merge-debug-strings.
25963 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25965 * config/cris/libgcc.ver: New version-script.
25966 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25968 * configure.ac <GAS features, nop mnemonic>: Add pattern
25969 crisv32-*-* for "nop".
25970 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25971 * configure: Regenerate.
25973 2009-03-24 Ira Rosen <irar@il.ibm.com>
25975 PR tree-optimization/39529
25976 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25977 mark_sym_for_renaming for the tag copied to the new vector
25980 2009-03-24 Arthur Loiret <aloiret@debian.org>
25982 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25983 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25984 EXTRA_SPEC_FUNCTIONS.
25985 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25986 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25987 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25988 -march and -mtune options.
25990 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25992 * config/m68k/t-rtems: Add m5329 multilib.
25994 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25995 Jakub Jelinek <jakub@redhat.com>
25998 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26001 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26004 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26005 instead of c_parser_expression_conv, if original_code isn't one of the
26006 4 allowed comparison codes, fail.
26008 2009-03-23 Richard Guenther <rguenther@suse.de>
26010 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26011 * tree.h (struct tree_type): Likewise.
26012 * reload.h (struct insn_chain): Likewise.
26013 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26014 * function.h (struct function): Likewise.
26015 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26017 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26019 PR tree-optimization/39516
26020 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26022 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26024 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26025 should be set true if BITS_PER_WORD of target is bigger than 32
26027 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26029 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26030 Translate -B-options to -rpath-link. Correct existing
26031 rpath-link and conditionalize on !nostdlib.
26033 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26035 * doc/extend.texi (Function Attributes, Variable Attributes):
26037 * doc/invoke.texi (Debugging Options, Optimize Options)
26038 (i386 and x86-64 Options, MCore Options): Likewise.
26040 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26043 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26044 it for block local namespace aliases.
26045 (gen_decl_die): Pass context_die to gen_namespace_die.
26047 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26050 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26051 minimum or maximum value.
26053 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26055 * reginfo.c (globalize_reg): Recompute derived reg sets.
26057 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26060 * libgcc2.c (mprotect): Do not use signed arguments for
26061 VirtualProtect, use DWORD arguments. Also fix the 'may
26062 be used uninitialized' warning for the np variable.
26064 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26067 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26068 functions using regparm calling conventions when not optimizing.
26069 (ix86_function_sseregparm): Similarly for sseregparm calling
26072 2009-03-19 Li Feng <nemokingdom@gmail.com>
26074 PR middle-end/39500
26075 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26076 dependence if the first conflict is after niter iterations.
26078 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26080 PR middle-end/38609
26081 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26082 functions with dynamic stack-pointer adjustments.
26084 2009-03-19 Ben Elliston <bje@au.ibm.com>
26086 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26087 option; change to -msdata=data.
26089 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26091 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26094 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26097 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26099 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26101 * doc/invoke.texi (Code Gen Options): Expand discussion of
26104 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26106 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26107 * matrix-reorg.c (struct matrix_info): Likewise.
26108 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26109 * rtl.h (struct mem_attrs): Likewise.
26110 * df.h (struct df): Likewise.
26111 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26112 * ira-int.h (struct ira_allocno): Likewise.
26113 * df-scan.c (struct df_collection_rec): Likewise.
26114 * ira.c (struct equivalence): Likewise.
26115 * function.c (struct temp_slot): Likewise.
26116 * cfgloop.h (struct loop): Likewise.
26119 * function.c (use_register_for_decl): When not optimizing, disregard
26120 register keyword for variables with types containing methods.
26122 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26124 PR middle-end/39447
26125 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26126 (is_simple_operand): Call contains_component_ref_p before calling data
26127 reference analysis that would fail on COMPONENT_REFs.
26129 * tree-vrp.c (search_for_addr_array): Fix formatting.
26131 2009-03-18 Richard Guenther <rguenther@suse.de>
26133 * tree-vect-transform.c (vect_loop_versioning): Fold the
26134 generated comparisons.
26135 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26136 (slpeel_tree_peel_loop_to_edge): Likewise.
26138 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26140 PR middle-end/37805
26141 * opts.c (print_specific_help): In addition to `undocumented',
26142 accept `separate' and `joined' flags if passed alone. Describe
26143 output by the first matched one of those.
26144 (common_handle_option): Skip over empty strings.
26145 * gcc.c (display_help): Fix help string for `--help='.
26146 * doc/invoke.texi (Option Summary, Overall Options): With
26147 `--help=', classes and qualifiers can both be repeated, but
26148 only the latter can be negated. One should not pass only
26149 negated qualifiers. Fix markup and examples.
26152 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26153 PR middle-end/37805
26154 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26155 and -fhelp=separate.
26157 2009-03-17 Jing Yu <jingyu@google.com>
26159 PR middle-end/39378
26160 * function.h (struct rtl_data): Move is_thunk from here...
26161 (struct function): ...to here.
26162 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26163 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26165 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26167 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26168 (alpha_output_function_end_prologue): Likewise.
26169 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26170 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26171 (rs6000_output_function_epilogue): Likewise.
26172 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26174 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26177 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26178 from different units in a single alternative.
26179 (*truncdfsf_i387): Ditto.
26180 (*truncxfsf2_mixed): Ditto.
26181 (*truncxfdf2_mixed): Ditto.
26183 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26185 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26186 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26189 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26190 unused non-artificial variables when not optimizing.
26193 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26194 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26195 NAMESPACE_DECL in its DECL_INITIAL.
26197 PR middle-end/39443
26198 * optabs.c (set_user_assembler_libfunc): New function.
26199 * expr.h (set_user_assembler_libfunc): New prototype.
26200 * c-common.c: Include libfuncs.h.
26201 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26202 for memcmp, memset, memcpy, memmove and abort.
26203 * Makefile.in (c-common.o): Depend on libfuncs.h.
26206 * dwarf2out.c (gen_inlined_enumeration_type_die,
26207 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26208 gen_tagged_type_instantiation_die): Removed.
26209 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26212 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26215 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26217 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26218 (check-parallel-%): Ditto.
26219 (check-consistency): Ditto.
26221 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26223 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26224 local variable rhs by NULL_TREE.
26226 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26229 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26231 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26234 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26236 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26239 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26240 for ms->sysv ABI calls only in 64bit mode.
26242 * config/i386/i386.md (untyped_call): Support 32bit.
26244 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26246 * doc/extend.texi: Replace x86_65 with x86_64.
26248 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26250 PR tree-optimization/39455
26251 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26252 mismatches for POINTER_TYPE_P (type).
26253 (number_of_iterations_le): Likewise.
26255 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26257 * config/picochip/picochip.c: Removed profiling support.
26258 * config/picochip/picochip.md: Removed profiling instruction.
26259 * config/picochip/picochip.h: Removed profiling builtin.
26261 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26263 * doc/install.texi (--with-host-libstdcxx): Document.
26265 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26268 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26269 generate a warning if the function name does not begin with
26270 "__vector" and the function has either the 'signal' or 'interrupt'
26271 attribute, from here to ...
26272 (avr_declare_function_name): ...here. New function.
26273 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26274 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26276 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26279 * cse.c (fold_rtx): Don't modify original const_arg1 when
26280 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26281 separate variable instead.
26282 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26283 from out of range shift counts.
26284 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26286 2009-03-13 Catherine Moore <clm@codesourcery.com>
26288 * config/i386/x-mingw32 (host-mingw32.o): Replace
26289 diagnostic.h with $(DIAGNOSTIC_H).
26291 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26294 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26296 * config/i386/sync.md (sync_compare_and_swap<mode>,
26297 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26298 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26300 (sync_double_compare_and_swapdi_pic,
26301 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26302 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26304 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26307 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26309 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26312 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26313 (avx_addsubv4df3): Likewise.
26314 (*avx_addsubv4sf3): Likewise.
26315 (sse3_addsubv4sf3): Likewise.
26317 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26320 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26322 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26325 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26326 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26327 registers for allocnos created from user-defined variables.
26329 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26332 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26333 of non-integer mode as well.
26335 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26337 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26338 for functions for which the parameter types are unknown.
26340 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26343 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26344 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26345 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26346 * config/i386/i386.c (ix86_local_alignment): For
26347 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26348 long long variables on the stack to avoid dynamic realignment.
26349 Allow the first argument to be a decl rather than type.
26350 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26352 2009-03-11 Nick Clifton <nickc@redhat.com>
26355 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26357 Add description to mno-lsim option.
26358 * config/mcore/mcore.h: Remove comment about deprecated m4align
26360 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26361 * doc/invoke.texi: Add description of mno-lsim and
26362 mstack-increment options.
26364 * config/fr30/fr30.opt: Document the -mno-lsim option.
26365 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26366 and -mno-lsim options.
26368 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26370 * fold-const.c (fold_comparison): Only call fold_inf_compare
26371 if the mode supports infinities.
26373 2009-03-11 Jason Merrill <jason@redhat.com>
26376 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26377 end already did. Notice GIMPLE_CALL modifications of the result.
26378 Don't copy debug information from an ignored decl or a decl from
26381 2009-03-10 Richard Guenther <rguenther@suse.de>
26382 Nathan Froyd <froydnj@codesourcery.com>
26384 PR middle-end/37850
26385 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26386 (__divMODE3): Likewise.
26388 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26390 PR tree-optimization/39394
26391 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26392 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26394 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26396 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26397 inline asms for register asm ("") declarations.
26399 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26401 * fold-const.c (fold_unary): Fix comment.
26403 2009-03-07 Jan Hubicka <jh@suse.cz>
26406 * tree-inline.c (setup_one_parameter): Do replacement of const
26407 argument by constant in SSA form.
26409 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26411 PR middle-end/38028
26412 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26413 determine alignment passed to assign_stack_local.
26414 (assign_parms_unsplit_complex): Likewise.
26415 * except.c (sjlj_build_landing_pads): Likewise.
26417 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26419 PR middle-end/39360
26420 * tree-flow.h (add_referenced_var): Return bool instead of void.
26421 * tree-dfa.c (add_referenced_var): Return result of
26422 referenced_var_check_and_insert call.
26423 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26424 of referenced_var_check_and_insert.
26427 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26428 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26429 DIE, don't emit it if abstract origin already has it.
26430 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26431 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26433 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26435 * genpreds.c (needs_variable): Fix parentheses at variable name
26437 (write_tm_constrs_h): Indent generated code.
26439 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26441 * doc/extend.texi (Function Attributes): Add documentation
26442 for isr attributes.
26444 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26447 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26448 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26450 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26452 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26455 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26458 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26459 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26461 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26463 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26464 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26465 constants instead of magic numbers.
26466 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26468 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26469 (x86_64_ms_abi_int_parameter_registers): Ditto.
26470 (x86_64_int_return_registers): Ditto.
26471 (ix86_maybe_switch_abi): Ditto.
26472 (ix86_expand_call): Ditto for clobbered_registers array.
26473 (ix86_hard_regno_mode_ok): Ditto.
26474 (x86_extended_QIreg_mentioned_p): Ditto.
26476 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26478 PR tree-optimization/39349
26479 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26481 * combine.c (gen_lowpart_for_combine): Use omode when generating
26484 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26486 PR rtl-optimization/39235
26487 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26489 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26491 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26493 2009-03-04 Richard Guenther <rguenther@suse.de>
26495 PR tree-optimization/39362
26496 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26497 that occur in abnormal PHIs should be varying.
26499 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26501 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26503 (simple_iv): Take loop as an argument instead of statement.
26504 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26505 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26507 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26509 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26510 * matrix-reorg.c (analyze_transpose): Ditto.
26511 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26512 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26513 * tree-predcom.c (ref_at_iteration): Ditto.
26514 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26516 2009-03-04 Richard Guenther <rguenther@suse.de>
26518 PR tree-optimization/39358
26519 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26520 escaped_id and callused_id.
26521 (solve_graph): Likewise.
26523 2009-03-04 Richard Guenther <rguenther@suse.de>
26525 PR tree-optimization/39339
26526 * tree-sra.c (try_instantiate_multiple_fields): Make it
26527 no longer ICE on the above.
26529 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26531 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26532 that fits within Pmode.
26534 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26536 PR middle-end/10109
26537 * tm.texi (LIBCALL_VALUE): Update description.
26539 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26541 PR middle-end/34443
26542 * doc/extend.texi (section): Update description.
26544 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26546 PR middle-end/39345
26547 * tree-inline.c (remapped_type): New.
26548 (can_be_nonlocal): Call remapped_type instead of remap_type.
26550 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26553 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26554 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26556 2009-03-03 Richard Guenther <rguenther@suse.de>
26558 PR middle-end/39272
26559 * tree.c (tree_nonartificial_location): New function.
26560 * tree.h (tree_nonartificial_location): Declare.
26561 * builtins.c (expand_builtin_memory_chk): Provide location
26562 of the call location for artificial function pieces.
26563 (maybe_emit_chk_warning): Likewise.
26564 (maybe_emit_sprintf_chk_warning): Likewise.
26565 (maybe_emit_free_warning): Likewise.
26566 * expr.c (expand_expr_real_1): Likewise.
26568 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26570 PR tree-optimization/39343
26571 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26572 COMPONENT_REF t has ARRAY_TYPE.
26574 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26576 PR middle-end/39335
26577 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26578 when the type precision of the induction variable should be
26579 larger than the type precision of nit.
26580 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26581 * graphite.c (graphite_loop_normal_form): Same.
26582 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26584 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26586 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26587 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26588 numbers to describe clobbered registers.
26589 (*call_value_0_rex64_ms_sysv): Ditto.
26590 * config/i386/mmx.md (mmx_emms): Ditto.
26591 (mmx_femms): Ditto.
26593 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26595 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26598 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26600 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26601 (spu_section_type_flags): New function.
26603 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26605 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26606 reg_class_contents of FLOAT_REGS into a temporary.
26608 2009-03-02 Richard Guenther <rguenther@suse.de>
26609 Ira Rosen <irar@il.ibm.com>
26611 PR tree-optimization/39318
26612 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26613 information to the vectorized statement.
26615 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26617 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26618 variable. Use defined names instead of magic constants for REX SSE
26621 2009-03-01 Richard Guenther <rguenther@suse.de>
26623 PR tree-optimization/39331
26624 * omp-low.c (lower_send_shared_vars): Do not receive new
26625 values for the reference of DECL_BY_REFERENCE parms or results.
26627 2009-03-01 Jan Hubicka <jh@suse.cz>
26630 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26631 BLOCK_NONLOCALIZED_VAR): New macros.
26632 (tree_block): Add nonlocalized_vars.
26633 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26634 gen_decl_die): Add origin argument. Allow generation of die with
26635 origin at hand only.
26636 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26637 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26639 (gen_block_die): Fix checking for unused blocks.
26640 (process_scope_var): Break out from .... ; work with origins only.
26641 (decls_for_scope) ... here; process nonlocalized list.
26642 (dwarf2out_ignore_block): Look for nonlocalized vars.
26643 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26645 (dump_scope_block): Dump them.
26646 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26647 (remap_block): Likewise.
26648 (can_be_nonlocal): New predicate.
26649 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26651 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26653 * configure: Regenerate.
26655 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26657 * optc-gen.awk: No need to duplicate option flags twice.
26658 Reuse help texts for duplicate options which do not have any.
26660 * gcc.c (display_help): Document --version.
26662 * gcc.c (main): If print_help_list and verbose_flag, ensure
26663 driver output comes before subprocess output.
26665 * optc-gen.awk: Assign all remaining fields to help string,
26666 space-separated, for multi-line help in *.opt.
26668 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26669 -Wno-pedantic-ms-format is for MinGW targets only.
26671 * doc/options.texi (Option file format): Fix bad indentation,
26672 restoring dropped sentence.
26674 2009-02-28 Jan Hubicka <jh@suse.cz>
26676 * tree-inline.c (tree_function_versioning): Output debug info.
26678 2009-02-28 Jan Hubicka <jh@suse.cz>
26681 * tree-inline.c (setup_one_parameter): Do not copy propagate
26682 arguments when not optimizing.
26684 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26687 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26688 (avx_addsubv4df3): Likewise.
26689 (*avx_addsubv4sf3): Likewise.
26690 (sse3_addsubv4sf3): Likewise.
26691 (*avx_addsubv2df3): Likewise.
26692 (sse3_addsubv2df3): Likewise.
26693 (avx_unpckhps256): Correct item selectors.
26694 (avx_unpcklps256): Likewise.
26695 (avx_unpckhpd256): Likewise.
26696 (avx_unpcklpd256): Likewise.
26698 2009-02-28 Jan Hubicka <jh@suse.cz>
26700 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26702 (copy_arguments_for_versioning): If var is declared don't declare it.
26703 (tree_function_versioning): First setup substitutions and then copy
26706 2009-02-27 Jan Hubicka <jh@suse.cz>
26709 * cgraph.h (varpool_output_debug_info): Remove.
26710 * cgraphunit.c (varpool_output_debug_info): Remove.
26711 * dwarf2out.c (deferred_locations_struct): New struct
26712 (deferred_locations): New type.
26713 (deferred_locations_list): New static var.
26714 (deffer_location): New function.
26715 (gen_variable_die): Use it.
26716 (decls_for_scope): Output info on local static vars.
26717 (dwarf2out_finish): Process deferred locations.
26718 * varpool.c (varpool_output_debug_info): Remove.
26720 2009-02-27 Jan Hubicka <jh@suse.cz>
26723 * tree.h (TREE_PROTECTED): Fix comment.
26724 (BLOCK_HANDLER_BLOCK): Remove.
26725 (struct tree_block): Remove handler_block add body_block.
26726 (inlined_function_outer_scope_p): New.
26727 (is_body_block): Remove.
26728 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26729 * dwarf2out.c (is_inlined_entry_point): Remove.
26730 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26731 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26733 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26734 * gimplify.c (gimplify_expr): Gimplify body blocks.
26735 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26736 block with multiple subblocks.
26737 (dump_scope_block): Prettier output; dump more flags and info.
26738 (dump_scope_blocks): New.
26739 (remove_unused_locals): Use dump_scope_blocks.
26740 * tree-flow.h (dump_scope_blocks): Declare.
26741 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26742 * stmt.c (is_body_block): Remove.
26743 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26744 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26746 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26748 PR middle-end/39308
26749 * graphite.c (graphite_loop_normal_form): Do not call
26750 number_of_iterations_exit from a gcc_assert.
26752 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26754 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26755 jumps if COND is NULL.
26756 (find_cond_jump): New function.
26757 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26758 * config/s390/s390.md: Remove z10_cobra attribute value.
26760 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26762 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26763 force_const_mem returns NULL_RTX.
26765 2009-02-26 Jan Hubicka <jh@suse.cz>
26768 * cgraph.h (varpool_output_debug_info): Remove.
26769 * cgraphunit.c (varpool_output_debug_info): Remove.
26770 * dwarf2out.c (deferred_locations_struct): New struct
26771 (deferred_locations): New type.
26772 (deferred_locations_list): New static var.
26773 (deffer_location): New function.
26774 (gen_variable_die): Use it.
26775 (decls_for_scope): Output info on local static vars.
26776 (dwarf2out_finish): Process deferred locations.
26777 * varpool.c (varpool_output_debug_info): Remove.
26779 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26781 PR rtl-optimization/39241
26782 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26783 to subreg_offset_representable_p.
26785 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26787 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26788 execute function prototype. Get f and nregs from max_reg_num
26789 and get_insns. Remove the first backward pass as it's dead,
26790 guard the forward pass by flag_expensive_optimizations.
26791 (rest_of_handle_regmove): Delete.
26792 (pass_regmove): Replace it with regmove_optimize.
26794 2009-02-25 Martin Jambor <mjambor@suse.cz>
26796 PR tree-optimization/39259
26797 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26798 calls_alloca function flags.
26799 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26800 calls are detected.
26802 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26804 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26805 flags_set_1_rtx, flags_set_1_set): Delete.
26806 (regmove_optimize): Do not call mark_flags_life_zones.
26808 2009-02-24 Julian Brown <julian@codesourcery.com>
26811 * config/arm/arm.c (require_pic_register): Only set
26812 cfun->machine->pic_reg once per function.
26814 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26816 * doc/invoke.texi (Link Options): Document an easier way to pass
26817 options that take arguments to the GNU linker using -Xlinker and -Wl.
26819 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26822 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26824 2009-02-24 Richard Guenther <rguenther@suse.de>
26827 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26829 2009-02-24 Richard Guenther <rguenther@suse.de>
26830 Zdenek Dvorak <ook@ucw.cz>
26832 PR tree-optimization/39233
26833 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26834 from converting them to a generic type.
26836 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26838 PR tree-optimization/39260
26839 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26840 contains a condition with a real type.
26841 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26843 2009-02-23 Jason Merrill <jason@redhat.com>
26846 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26847 narrowing_initializer_constant_valid_p.
26848 (narrowing_initializer_constant_valid_p): Don't return
26849 null_pointer_node for adding a pointer to itself.
26851 2009-02-23 Jan Hubicka <jh@suse.cz>
26854 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26857 2009-02-23 Jan Hubicka <jh@suse.cz>
26859 PR tree-optimization/37709
26860 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26861 * tree.h (block_ultimate_origin): Declare.
26862 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26863 * tree-ssa-live.c (remove_unused_scope_block_p):
26864 Eliminate blocks containig no instructions nor live variables nor
26866 (dump_scope_block): New function.
26867 (remove_unused_locals): Enable removal of dead blocks by default;
26868 enable dumping at TDF_DETAILS.
26870 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26872 * config/i386/i386.c (classify_argument): Don't allow COImode
26874 (function_arg_advance_32): Don't allow OImode.
26875 (function_arg_32): Likewise.
26876 (function_value_32): Likewise.
26877 (return_in_memory_32): Likewise.
26878 (function_arg_64): Remove OImode comment.
26880 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26883 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26884 ix86_expand_vector_set for V4DImode in 64bit mode only.
26885 (ix86_expand_vector_init_one_var): Likewise.
26887 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26889 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26891 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26894 * loop-iv.c: Revert last change.
26895 * emit-rtl.c: Likewise.
26897 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26900 * config/i386/i386.c (type_natural_mode): Remove an extra
26901 space in the warning message.
26902 (function_value_32): Handle 32-byte vector modes.
26903 (return_in_memory_32): Likewise.
26905 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26907 * loop-iv.c (truncate_value): New function.
26908 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26910 (lowpart_subreg): Move to...
26911 * emit-rtl.c: ...here.
26913 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26915 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26916 accidental and undocumented change at revision 140860.
26918 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26920 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26921 take gimple_seq * arguments.
26922 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26923 types_compatible_p langhook.
26925 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26926 Joseph Myers <joseph@codesourcery.com>
26928 * config/arm/arm.c (arm_builtin_va_list): New function.
26929 (arm_expand_builtin_va_start): Likewise.
26930 (arm_gimplify_va_arg_expr): Likewise.
26931 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26932 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26933 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26934 (va_list_type): New variable.
26935 (arm_mangle_type): Mangle va_list_type appropriately.
26937 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26939 PR middle-end/39157
26940 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26941 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26942 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26943 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26944 parameter to 1000 for -O1 by default.
26945 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26947 * loop-invariant.c: Include params.h.
26948 (move_loop_invariants): Don't call move_single_loop_invariants on
26951 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26953 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26954 offset when calculating bounds for indexing stack_usage_map. Fixes
26955 a buffer overflow with certain target setups.
26957 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26960 * calls.c (expand_call): Clear try_tail_call if caller and callee
26961 disagree in promotion of function return value.
26963 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26966 * c-common.c (c_determine_visibility): If visibility changed and
26967 DECL_RTL has been already set, call make_decl_rtl to update symbol
26970 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26973 * varasm.c (assemble_variable): Don't check DECL_NAME when
26974 globalizing a variable.
26976 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26979 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26980 expression before any __builtin_trap call.
26981 * c-typeck.c (build_function_call): Convert and check function
26982 arguments before generating a call to a trap. Evaluate the
26983 function arguments before the trap.
26985 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26988 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26989 (UNSPEC_FXAM_MEM): New unspec.
26990 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26991 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26992 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26994 2009-02-19 Richard Guenther <rguenther@suse.de>
26996 PR tree-optimization/39207
26997 PR tree-optimization/39074
26998 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26999 storedanything_tree): New.
27000 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27001 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27002 (build_succ_graph): Add edges from STOREDANYTHING to all
27004 (init_base_vars): Initialize STOREDANYTHING.
27005 (compute_points_to_sets): Free substitution info after
27006 building the succ graph.
27007 (ipa_pta_execute): Likewise.
27009 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27011 (do_ds_constraint): Do not add to special var or non-pointer
27013 (type_could_have_pointers): Split out from ...
27014 (could_have_pointers): ... here. For arrays use the element type.
27015 (create_variable_info_for): Initialize may_have_pointers.
27016 (new_var_info): Likewise.
27017 (handle_lhs_call): Make the HEAP variable unknown-sized.
27018 (intra_create_variable_infos): Use a type with pointers for
27019 PARM_NOALIAS, make it unknown-sized.
27021 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27024 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27026 2009-02-18 Jason Merrill <jason@redhat.com>
27029 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27030 value if DECL_EXTERNAL.
27031 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27032 * target.h (gcc_target::binds_local_p): Clarify "module".
27033 * tree.h (TREE_PUBLIC): Clarify "module".
27035 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27038 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27039 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27041 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27044 * c.opt (Wabi): Support C and ObjC.
27047 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27049 * config/i386/i386.c (classify_argument): Warn once about the ABI
27050 change when passing union with long double.
27052 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27054 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27057 * c-parser.c (c_parser_compound_statement): Always enter and leave
27060 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27063 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27065 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27067 PR tree-optimization/36922
27068 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27069 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27072 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27074 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27077 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27079 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27081 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27083 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27086 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27087 Richard Sandiford <rdsandiford@googlemail.com>
27089 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27090 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27091 (loongson_biadd): ...this.
27093 2009-02-17 Richard Guenther <rguenther@suse.de>
27095 PR tree-optimization/39202
27096 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27097 a var make sure to follow existing collapses.
27099 2009-02-17 Richard Guenther <rguenther@suse.de>
27101 PR middle-end/39214
27102 * langhooks.c (lhd_print_error_function): Check for NULL block.
27104 2009-02-17 Richard Guenther <rguenther@suse.de>
27106 PR tree-optimization/39204
27107 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27110 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27112 * config/soft-fp/double.h: Update from glibc CVS.
27114 2009-02-17 Richard Guenther <rguenther@suse.de>
27116 PR tree-optimization/39207
27117 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27118 strict-aliasing warnings for pointers pointing to NULL.
27120 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27123 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27124 skipping until next close brace.
27126 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27129 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27130 to function argument boundary.
27132 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27134 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27135 in the lea_add. Reload eventually constraints it properly.
27136 * config/picochip/constraints.md: Remove the target constraint
27137 "b", since it is not needed anymore.
27139 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27141 * gthr-dce.h: Uglify function parameter and local variable names.
27142 * gthr-gnat.h: Likewise.
27143 * gthr-mipssde.h: Likewise.
27144 * gthr-nks.h: Likewise.
27145 * gthr-posix95.h: Likewise.
27146 * gthr-posix.h: Likewise.
27147 * gthr-rtems.h: Likewise.
27148 * gthr-single.h: Likewise.
27149 * gthr-solaris.h: Likewise.
27150 * gthr-tpf.h: Likewise.
27151 * gthr-vxworks.h: Likewise.
27152 * gthr-win32.h: Likewise.
27154 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27157 * config/i386/i386.md: Restrict the new peephole2 to move
27158 between MMX/SSE registers.
27160 2009-02-15 Richard Guenther <rguenther@suse.de>
27163 2009-02-13 Richard Guenther <rguenther@suse.de>
27165 * configure.ac: Enable LFS.
27166 * configure: Re-generate.
27167 * config.in: Likewise.
27169 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27171 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27172 spu_srqwbyte, spu_srqwbytebc): Define.
27173 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27174 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27175 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27176 "shrqby_<mode>"): New insn-and-split patterns.
27177 * config/spu/spu.c (expand_builtin_args): Determine and return
27178 number of operands using spu_builtin_description data.
27179 (spu_expand_builtin_1): Use it.
27181 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27184 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27187 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27190 * config/i386/i386.c (override_options): Correct warning
27191 messages for -malign-loops, -malign-jumps and -malign-functions.
27193 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27196 * config/i386/i386.md: Restrict the new peephole2 to move
27197 between the general purpose registers.
27199 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27202 * config/i386/i386.c (type_natural_mode): Add a new argument.
27203 Return the original mode and warn ABI change if vector size is 32byte.
27204 (function_arg_advance): Updated.
27205 (function_arg): Likewise.
27206 (ix86_function_value): Likewise.
27207 (ix86_return_in_memory): Likewise.
27208 (ix86_sol10_return_in_memory): Likewise.
27209 (ix86_gimplify_va_arg): Likewise.
27210 (function_arg_32): Don't warn ABX ABI change here.
27211 (function_arg_64): Likewise.
27213 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27215 * loop-iv.c (implies_p): In the final case, test that operands 0
27216 of the two comparisons match.
27218 * config/bfin/bfin.c (find_prev_insn_start): New function.
27219 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27220 (find_next_insn_start): Move.
27222 2009-02-13 Richard Guenther <rguenther@suse.de>
27224 * configure.ac: Enable LFS.
27225 * configure: Re-generate.
27226 * config.in: Likewise.
27228 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27231 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27232 sizes on syntax error after some arguments have been parsed.
27234 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27236 * doc/invoke.texi (-fira): Remove.
27238 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27240 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27241 * recog.c: Likewise.
27244 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27246 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27247 (umul_ppmm): Likewise.
27248 (count_leading_zeros): Likewise.
27249 (count_trailing_zeros): Likewise.
27250 (UMUL_TIME): Likewise.
27252 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27254 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27255 soft-fp/t-softfp to tmake_file.
27257 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27258 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27259 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27260 IA64_BUILTIN_INFQ]: New.
27261 (ia64_init_builtins): Initialize __builtin_infq,
27262 __builtin_fabsq and __builtin_copysignq if not HPUX.
27263 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27264 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27266 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27268 (__fixtfti): Likewise.
27269 (__fixunstfti): Likewise.
27270 (__floattitf): Likewise.
27272 * config/ia64/libgcc-glibc.ver: New.
27273 * config/ia64/t-fprules-softfp: Likewise.
27274 * config/ia64/sfp-machine.h: Likewise.
27276 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27277 (LIBGCC2_TF_CEXT): Likewise.
27278 (TF_SIZE): Likewise.
27279 (TARGET_INIT_LIBFUNCS): Likewise.
27281 * config/ia64/t-glibc (SHLINB_MAPFILES):
27282 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27284 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27286 * config/i386/i386.c (construct_container): Rewrite processing
27287 BLKmode with X86_64_SSE_CLASS.
27289 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27292 * config/i386/i386.md: Replace simplify_replace_rtx with
27293 replace_rtx in the new peephole2.
27295 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27297 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27298 loop unrolling do not happen at -O2.
27300 2009-02-12 Michael Matz <matz@suse.de>
27302 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27304 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27306 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27309 2009-02-12 Ben Elliston <bje@au.ibm.com>
27311 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27312 patterns when updating the back chain. Missed in the 2009-02-10
27315 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27317 * doc/extend.texi (Decimal Floating Types): Update identifier of
27318 draft TR and list of missing support.
27320 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27322 PR middle-end/39154
27323 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27324 bit to variable length decl's flags, add it also to its
27325 pointer replacement variable.
27327 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27328 Jakub Jelinek <jakub@redhat.com>
27331 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27332 (memory_blockage): New expander.
27333 (*memory_blockage): New insn pattern.
27334 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27335 instead of general blockage at the end of function prologue when
27336 frame pointer is used to access red zone area. Do not emit blockage
27337 when profiling, it is emitted in generic code.
27338 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27339 function epilogue when frame pointer is used to access red zone area.
27341 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27344 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27345 by arithmetic with memory operands.
27346 * config/i386/predicates.md (commutative_operator): New.
27348 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27350 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27353 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27355 * alias.h (record_alias_subset): Declare.
27356 * alias.c (record_alias_subset): Make global.
27358 2009-02-10 Nick Clifton <nickc@redhat.com>
27360 * tree-parloops.c: Change license to GPLv3.
27361 * ipa-struct-reorg.c: Change license to GPLv3.
27362 * ipa-struct-reorg.h: Change license to GPLv3.
27364 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27367 * c-decl.c (start_struct): Return NULL on error.
27369 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27371 PR middle-end/39124
27372 * cfgloopmanip.c (remove_path): Call remove_bbs after
27373 cancel_loop_tree, not before it.
27376 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27377 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27378 VAR_DECLs were seen.
27379 * tree-ssa-live.c (remove_unused_locals): Recompute
27380 cfun->has_local_explicit_reg_vars.
27381 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27382 copies or clearings if cfun->has_local_explicit_reg_vars.
27384 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27387 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27388 of function prologue when frame pointer is used to access
27391 2009-02-10 Richard Guenther <rguenther@suse.de>
27393 PR middle-end/39127
27394 * gimplify.c (gimple_regimplify_operands): Always look if
27395 we need to create a temporary.
27397 2009-02-10 Richard Guenther <rguenther@suse.de>
27399 PR tree-optimization/39132
27400 * tree-loop-distribution.c (todo): New global var.
27401 (generate_memset_zero): Trigger TODO_rebuild_alias.
27402 (tree_loop_distribution): Return todo.
27404 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27407 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27408 (x86_64_reg_class_name): Removed.
27409 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27410 first one isn't X86_64_SSE_CLASS or any other ones aren't
27411 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27412 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27413 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27414 and 3 X86_64_SSEUP_CLASS.
27415 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27416 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27418 2009-02-10 Ben Elliston <bje@au.ibm.com>
27420 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27421 form instruction to update the stack back chain word, even if the
27422 user has disabled the generation of update instructions.
27423 (movdi_<mode>_update_stack): New.
27424 (movsi_update_stack): Likewise.
27425 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27426 always use an update form instruction to update the stack back
27429 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27431 PR middle-end/38953
27432 * graphite.c (if_region_set_false_region): After moving a region in
27433 the false branch of a condition, remove the empty dummy basic block.
27434 (gloog): Remove wrong fix for PR38953.
27436 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27438 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27439 generation due to implicit sign extension.
27441 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27443 PR middle-end/38981
27444 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27445 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27447 2009-02-09 Richard Guenther <rguenther@suse.de>
27449 PR middle-end/35202
27450 * convert.c (convert_to_real): Disable (float)fn((double)x)
27451 to fnf(x) conversion if errno differences may occur and
27452 -fmath-errno is set.
27454 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27456 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27457 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27458 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27460 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27463 * c-common.c (handle_alias_attribute): Disallow attribute for
27464 anything not a FUNCTION_DECL or VAR_DECL.
27466 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27469 * real.c (do_compare): Special-case compare of zero against
27470 decimal float value.
27472 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27475 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27476 as indicating flexible array members unless the field itself is
27477 being declarared as the incomplete array.
27479 2009-02-06 Jan Hubicka <jh@suse.cz>
27481 PR tree-optimization/38844
27482 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27483 is already inlined.
27485 2009-02-06 Richard Guenther <rguenther@suse.de>
27487 PR middle-end/38977
27488 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27489 fork because we may expand it as __gcov_fork.
27491 2009-02-06 Nick Clifton <nickc@redhat.com>
27493 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27495 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27497 PR tree-optimization/35659
27498 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27499 vn_phi_eq): Shortcut if hashcode does not match.
27500 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27502 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27503 and avoid iterative_hash_expr.
27504 (FOR_EACH_VALUE_ID_IN_SET): New.
27505 (value_id_compare): Remove.
27506 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27507 sort expressions by value id.
27509 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27512 * config/sh/predicates.md (general_movsrc_operand): Don't check
27513 the subreg of system registers here.
27515 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27518 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27519 on the copied decl.
27521 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27523 PR rtl-optimization/39110
27524 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27525 addresses, not aligned ones.
27527 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27528 Richard Guenther <rguenther@suse.de>
27530 PR tree-optimization/39100
27531 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27532 comment says and add edges.
27534 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27537 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27538 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27540 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27542 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27543 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27544 register_bb_in_sese, new_sese, free_sese): Moved.
27545 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27546 outermost_loop_in_scop, build_scop_iteration_domain,
27547 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27548 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27549 Use loop_in_sese_p instead of loop_in_scop_p.
27550 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27551 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27552 (scopdet_basic_block_info): Fix bug in scop detection.
27553 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27554 eq_loop_to_cloog_loop): Remove.
27555 (nb_loops_around_loop_in_scop, nb_loop
27556 ref_nb_loops): Moved here...
27557 * graphite.h (ref_nb_loops): ... from here.
27558 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27559 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27560 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27562 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27563 Hans-Peter Nilsson <hp@axis.com>
27565 PR rtl-optimization/37889
27566 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27567 Move offset handling from PLUS to before the switch. Use new
27568 arguments when considering SYMBOL_REFs too.
27569 (rtx_addr_can_trap_p): Pass dummy offset and size.
27570 (enum may_trap_p_flags): Remove.
27571 (may_trap_p_1): Pass size from MEM_SIZE.
27573 PR rtl-optimization/38921
27574 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27575 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27576 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27577 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27579 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27581 AVX Programming Reference (January, 2009)
27582 * config/i386/sse.md (*vpclmulqdq): New.
27584 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27586 PR tree-optimization/38977
27587 PR gcov-profile/38292
27588 * calls.c (special_function_p): Disregard __builtin_ prefix.
27590 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27592 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27593 non-indexable addresses even before reload.
27595 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27598 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27599 as having variable size. Do not give an error for unnamed
27600 parameters with [*] declarators. Give a warning for type names
27601 with [*] declarators and mark them as variable size.
27602 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27603 for sizeof applied to [*] type names.
27605 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27608 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27610 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27612 * gcc.c (process_command): Update copyright notice dates.
27613 * gcov.c (print_version): Likewise.
27614 * gcov-dump.c (print_version): Likewise.
27615 * mips-tfile.c (main): Likewise.
27616 * mips-tdump.c (main): Likewise.
27618 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27621 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27622 for composite type involving a zero-length array type.
27624 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27627 * function.c (match_asm_constraints_1): Skip over
27628 initial optional % in the constraint.
27630 PR inline-asm/39059
27631 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27632 supported, don't accept FIXED_CSTs.
27633 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27634 and _Sat is used without _Fract/_Accum. Set specs->type to
27635 integer_type_node for cts_fract/cts_accum if fixed point is not
27638 2009-02-02 Catherine Moore <clm@codesourcery.com>
27640 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27642 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27644 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27645 (ABI_HAS_64BIT_SYMBOLS): Use it.
27646 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27648 2009-02-02 Paul Brook <paul@codesourcery.com>
27650 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27652 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27654 PR inline-asm/39058
27655 * recog.h (asm_operand_ok): Add constraints argument.
27656 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27657 recurse on matching constraint.
27658 (check_asm_operands): Pass constraints as 3rd argument to
27659 asm_operand_ok. Don't look up matching constraint here.
27660 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27663 2009-02-02 Ben Elliston <bje@au.ibm.com>
27665 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27666 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27668 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27670 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27671 information. Remove some obsolete information. Reorganize.
27673 * config/pa/fptr.c: Revert license to GPL 2.
27674 * config/pa/milli64.S: Likewise.
27676 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27679 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27680 LIBRARY name in, instead of hard-coding it.
27681 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27682 extra target make frag to tmake_files according to EH model.
27683 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27684 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27685 frags that define makefile variable EH_MODEL appropriately.
27686 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27687 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27688 to "-sjlj" according to type of EH configured.
27689 (LIBGCC_SONAME): Concatenate it to shared library base name.
27690 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27691 to "_sjlj" according to type of EH configured.
27692 (LIBGCC_SONAME): Concatenate it to shared library base name.
27693 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27694 (SHLIB_LINK): Add missing semicolon to if-else construct.
27695 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27696 string value of "pe_dll" command-line option.
27697 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27698 (SHLIB_SONAME): Use it when overriding t-cygming default.
27699 (SHLIB_IMPLIB): Override t-cygming default.
27700 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27701 string value of "pe_dll" command-line option.
27703 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27706 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27707 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27709 2009-01-31 Richard Guenther <rguenther@suse.de>
27711 PR tree-optimization/38937
27712 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27713 computing the transitive closure.
27715 2009-01-30 Richard Guenther <rguenther@suse.de>
27717 PR tree-optimization/39041
27718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27719 Propagate variable indices only if the types match for this stmt.
27721 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27724 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27725 inline but never defined.
27727 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27729 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27730 (*insv_h_di_reg_extimm): New insn.
27731 (*insv_l<mode>_reg_extimm): New insn.
27733 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27735 * config/picochip/picochip.c (flag_conserve_stack): set
27736 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27737 fconserve-stack. Reduce call-overhead used by inliner.
27739 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27742 * common.opt (flag_conserve_stack): Initialised to zero.
27744 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27747 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27748 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27751 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27753 * ira-color.c (allocno_reload_assign): Update comments.
27754 * regmove.c (regmove_optimize): Likewise.
27758 2009-01-29 Robert Millan <rmh@aybabtu.com>
27760 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27761 * config/i386/kopensolaris-gnu.h: New file. Undefine
27762 `MD_UNWIND_SUPPORT'.
27763 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27765 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27767 PR tree-optimization/39007
27768 * tree-loop-distribution.c (generate_builtin): Use
27769 recompute_dominator to compute the immediate dominator of the
27770 basic block just after the loop.
27772 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27774 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27775 (ASM_OUTPUT_DWARF_PCREL): Define.
27777 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27779 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27780 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27781 global. Modify entries about regmove and IRA.
27783 * ra-conflict.c: Remove the file.
27785 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27787 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27788 (pass_regclass_init): Rename to pass_reginfo_init.
27790 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27792 * toplev.h (flag_ira): Remove.
27794 * caller-save.c (setup_save_areas): Remove flag_ira.
27796 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27798 * global.c: Remove the file.
27800 * opts.c (decode_options): Remove flag_ira.
27802 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27804 * regmove.c: Modify file description.
27805 (find_use_as_address, try_auto_increment): Define them only if
27806 AUTO_INC_DEC is defined.
27807 (replacement_quality, replace_in_call_usage, fixup_match_1,
27808 stable_and_no_regs_but_for_p): Remove.
27809 (reg_set_in_bb): Make it static.
27810 (regmove_optimize): Remove flag_ira and code which worked for
27813 * local-alloc.c: Remove the file.
27815 * common.opt (fira): Remove.
27817 * ira.c: Include except.h.
27818 (eliminable_regset): Move from global.c.
27819 (mark_elimination): Ditto. Remove flag_ira.
27820 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27821 equiv_mem_modified, validate_equiv_mem_from_store,
27822 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27823 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27824 no_equiv, recorded_label_ref): Move from local-alloc.c.
27825 (update_equiv_regs): Ditto. Make it static.
27826 (print_insn_chain, print_insn_chains): Move it from global.c.
27827 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27828 (build_insn_chain): Ditto. Make it static.
27829 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27830 Rename to init_live_subregs.
27831 (gate_ira): Remove flag_ira.
27833 * regclass.c: Rename reginfo.c. Change file description.
27834 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27835 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27836 (init_reg_sets_1): Remove code for evaluation of
27837 reg_class_superclasses and losing_caller_save_reg_set.
27838 (init_regs): Remove init_reg_autoinc.
27839 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27840 ok_for_base_p_nonstrict): Remove.
27841 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27842 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27843 corresponding entries.
27844 (dump_regclass, record_operand_costs, scan_one_insn,
27845 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27846 record_address_regs, auto_inc_dec_reg_p): Remove.
27847 (gt-regclass.h): Rename to gt-reginfo.h.
27849 * rtl.h (dump_global_regs, retry_global_alloc,
27850 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27852 * Makefile.in (RA_H): Remove.
27853 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27854 Rename regclass.o to reginfo.o.
27855 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27857 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27858 (GTFILES): Rename regclass.c to reginfo.c.
27860 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27861 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27863 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27864 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27866 (finish_spills): Ditto. Remove code for !flag_ira.
27868 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27870 PR middle-end/35854
27871 * doc/invoke.texi (rtl debug options): Complete rewrite.
27872 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27874 * mode-switching.c (pass_mode_switching): Rename pass from
27875 "mode-sw" to "mode_sw".
27876 * except.c (pass_convert_to_eh_ranges): Rename pass from
27877 "eh-ranges" to "eh_ranges".
27878 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27882 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27883 Alexander Monakov <amonakov@ispras.ru>
27885 PR middle-end/38857
27886 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27888 (move_exprs_to_boundary): Change return type and pass through
27889 should_move from move_op. Relax assert. Update usage ...
27890 (schedule_expr_on_boundary): ... here. Use should_move instead of
27892 (move_op_orig_expr_found): Indicate that insn was disconnected from
27894 (code_motion_process_successors): Do not call after_merge_succs
27895 callback if original expression was not found when traversing any of
27897 (code_motion_path_driver): Change return type. Update prototype.
27898 (move_op): Update comment. Add a new parameter (should_move). Update
27899 prototype. Set *should_move based on indication provided by
27900 move_op_orig_expr_found.
27902 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27904 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27905 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27906 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27907 * config/rs6000/rs6000.c (rs6000_override_options): Default
27908 avoid-indexed-addresses on for Power6, off for everything else.
27909 (avoiding_indexed_address_p): New function.
27910 (rs6000_legitimize_address): Use it.
27911 (rs6000_legitimate_address): Likewise.
27912 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27914 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27916 PR tree-optimization/38997
27917 * tree-loop-distribution.c (generate_memset_zero): Use
27918 POINTER_PLUS_EXPR for a pointer addition.
27920 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27922 * config/s390/s390.md (bswap<mode>2): New pattern added.
27924 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27926 * config/s390/s390.md (*tls_load_31): Added type attribute.
27928 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27930 * config/s390/s390.md: Fix a few comments.
27932 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27934 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27935 (*tm<mode>_full): Fixed z10prop attribute.
27936 (*tst<mode>_extimm): Fixed z10prop attribute.
27937 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27938 (*tstqiCCT_cconly): Fixed z10prop attribute.
27939 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27940 (*movsi_larl): Fixed z10prop attribute.
27941 (*movsi_zarch): Fixed z10prop attribute.
27942 (*movsi_eas): Fixed z10prop attribute.
27943 (*movhi): Fixed z10prop attribute.
27944 (*movqi): Fixed z10prop attribute.
27945 (*movstrictqi): Fixed z10prop attribute.
27946 (*mov<mode>): Fixed z10prop attribute.
27947 (*movcc): Fixed z10prop attribute.
27948 (*sethighpartdi_64): Fixed z10prop attribute.
27949 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27950 (*negdi2_sign_cc): Fixed z10prop attribute.
27951 (*negdi2_sign): Fixed z10prop attribute.
27952 (*absdi2_sign_cc): Fixed z10prop attribute.
27953 (*absdi2_sign): Fixed z10prop attribute.
27954 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27955 (*negabsdi2_sign): Fixed z10prop attribute.
27956 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27957 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27958 (doloop_si64): Fixed z10prop attribute.
27959 (doloop_si31): Fixed z10prop attribute.
27960 (doloop_long): Fixed z10prop attribute.
27961 (indirect_jump): Fixed z10prop attribute.
27962 (nop): Fixed z10prop attribute.
27963 (main_base_64): Fixed z10prop attribute.
27964 (reload_base_64): Fixed z10prop attribute.
27966 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27968 PR rtl-optimization/38740
27969 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27971 * config/mips/mips.c (mips_reorg): Likewise.
27973 2009-01-28 Richard Guenther <rguenther@suse.de>
27975 PR tree-optimization/38926
27976 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27977 with the correct value id to a value.
27978 (do_regular_insertion): Use the value number of edoubleprime
27979 for the value number of the expr.
27982 2008-08-21 Richard Guenther <rguenther@suse.de>
27984 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27985 a PHI ask VN if it is already available.
27986 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27987 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27989 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27991 PR middle-end/38934
27992 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27993 set to varying whenever max has TREE_OVERFLOW set, similarly
27994 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27996 2009-01-28 Richard Guenther <rguenther@suse.de>
27998 PR middle-end/38908
27999 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28000 uninitialized aggregate uses in call arguments.
28002 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28004 PR tree-optimization/38984
28005 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28006 the nothing_id variable if -fno-delete-null-pointer-checks.
28008 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28011 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28012 (set_got_offset_rex64): Ditto.
28014 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28017 * doc/extend.texi: Improve local variable with asm reg.
28019 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28021 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28022 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28023 was not supplied then set warn_packed_bitfield_compat to the
28024 default value of 1.
28025 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28028 2009-01-27 Richard Guenther <rguenther@suse.de>
28030 PR tree-optimization/38503
28031 * cfgexpand.c (expand_gimple_basic_block): Ignore
28032 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28033 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28034 variables that cannot have TBAA applied.
28035 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28038 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28040 PR middle-end/38969
28041 * calls.c (initialize_argument_information): Do not wrap complex
28042 arguments in SAVE_EXPR.
28044 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28046 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28047 (INSTALL_LIBGCC): Revert typo commit.
28049 2009-01-26 Richard Guenther <rguenther@suse.de>
28051 PR tree-optimization/38745
28052 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28053 from special handling.
28055 2009-01-26 Richard Guenther <rguenther@suse.de>
28057 PR tree-optimization/38745
28058 * tree-ssa.c (execute_update_addresses_taken): Do not include
28059 variables that cannot possibly be a register in not_reg_needs.
28060 Do not clear TREE_ADDRESSABLE on vars that may not become
28062 * tree-ssa.c (update_alias_info_1): Include those in the set
28063 of addressable vars.
28065 2009-01-26 Richard Guenther <rguenther@suse.de>
28067 PR middle-end/38851
28068 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28069 * tree-ssa-dse.c: Include langhooks.h
28070 (execute_simple_dse): Remove stores with zero size.
28072 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28075 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28078 2009-01-24 Julian Brown <julian@codesourcery.com>
28080 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28081 config/arm/linux-atomic.c.
28082 * config/arm/linux-atomic.c: New.
28084 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28086 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28087 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28088 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28090 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28093 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28096 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28098 PR tree-optimization/38953
28099 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28100 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28101 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28102 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28105 2009-01-24 Paul Brook <paul@codesourcery.com>
28107 * config/arm/neon.md (neon_type): Move to arm.md.
28108 (neon_mov<VSTRUCT>): Add neon_type attribute.
28109 * config/arm/arm.md (neon_type): Move to here.
28110 (conds): Add "unconditioal" and use as default for NEON insns.
28112 2009-01-24 Ben Elliston <bje@au.ibm.com>
28114 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28115 void *' warning from -Wc++-compat.
28116 * Makefile.in (dominance.o-warn): Remove.
28118 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28120 PR tree-optimization/38932
28121 * fold-const.c (fold_unary_ignore_overflow): New.
28122 * tree.h (fold_unary_ignore_overflow): Declare.
28123 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28124 * tree-ssa-sccvn.c (visit_reference_op_load,
28125 simplify_unary_expression): Likewise.
28127 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28129 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28130 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28131 regardless of their type.
28132 * c-common.c (handle_packed_attribute): Don't ignore packed on
28134 * c.opt (Wpacked-bitfield-compat): New warning option.
28135 * stor-layout.c (place_field): Warn if offset of a field changed.
28136 * doc/extend.texi (packed): Mention the ABI change.
28137 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28138 (Warning Options): Add it to the list.
28140 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28142 * c-opts.c (c_common_post_options): Fix a typo in comments.
28144 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28146 PR middle-end/38615
28147 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28148 variables to static.
28149 * doc/invoke.texi (-fmerge-all-constants): Update description.
28151 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28154 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28155 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28157 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28159 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28161 (LOCAL_ALIGNMENT): Similarly.
28163 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28164 Joseph Myers <joseph@codesourcery.com>
28166 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28167 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28168 * config/arm/arm-tune.md: Regenerate.
28169 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28172 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28174 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28175 version number to five.
28177 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28180 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28181 * c-common.c (set_underlying_type): Likewise.
28182 (is_typedef_decl ): Likewise
28184 (set_underlying_type): Likewise.
28185 (is_typedef_type): Likewise.
28187 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28189 PR middle-end/38587
28190 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28193 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28196 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28197 (LIBGCC_SPEC): Don't define.
28198 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28200 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28202 PR rtl-optimization/38879
28203 * alias.c (base_alias_check): Unaligned access via AND address can
28204 alias all surrounding object types except those with sizes equal
28205 or wider than the size of unaligned access.
28207 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28210 * c-decl.c (clone_underlying_type): Move this ...
28211 * c-common.c (set_underlying_type): ... here.
28212 Also, make sure the function properly sets TYPE_STUB_DECL() on
28213 the newly created typedef variant type.
28214 (is_typedef_decl ): New entry point.
28215 * tree.h: Added a new member member_types_needing_access_check to
28216 struct tree_decl_non_common.
28217 (set_underlying_type): New entry point.
28218 (is_typedef_type): Likewise.
28220 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28222 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28223 Check whether two instructions have memory references that
28224 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28225 are helper functions for traversing.
28226 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28227 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28228 not to draw dependency edge for instructions with non-conflicting
28231 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28234 * longlong.h: Update copyright years. Use soft-fp license notice.
28235 Sync __clz_tab declaration with glibc.
28237 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28240 * doc/extend.texi (syscall_linkage): New.
28241 (version_id): Modify.
28243 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28244 Richard Guenther <rguenther@suse.de>
28246 PR tree-optimization/38747
28247 PR tree-optimization/38748
28248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28249 conversion if the base address is an indirect reference and the
28250 aliasing sets could cause issues.
28252 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28254 * common.opt (fgraphite, fgraphite-identity): Add comment for
28255 explaining why these options are not documented.
28257 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28259 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28260 gimple_call_lhs is NULL.
28262 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28265 * emit-rtl.c (adjust_address_1): Make sure memref is never
28268 2009-01-20 Ben Elliston <bje@au.ibm.com>
28270 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28271 const qualifier from arg parameter. Remove unnecessary cast to char *.
28272 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28273 const qualifier from arg 2.
28275 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28277 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28279 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28282 * rtl.h (reinit_regs): New prototype.
28283 * regclass.c: Include ira.h.
28284 (reinit_regs): New.
28285 * Makefile.in (regclass.o): Add ira.h.
28286 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28288 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28291 * c-common.c (handle_aligned_attribute): Use
28292 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28293 default alignment value.
28295 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28297 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28298 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28300 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28301 __BIGGEST_ALIGNMENT__.
28303 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28305 2009-01-18 Richard Guenther <rguenther@suse.de>
28307 PR tree-optimization/38819
28308 * tree-flow.h (operation_could_trap_helper_p): Declare.
28309 * tree-eh.c (operation_could_trap_helper_p): Export.
28310 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28311 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28312 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28313 are about to insert a possibly trapping instruction and fail
28316 2009-01-18 Andreas Schwab <schwab@suse.de>
28318 * doc/install.texi (Configuration): Remove obsolete paragraph
28319 about use of --with-gnu-ld with --with-gnu-as.
28321 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28323 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28324 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28325 Follow spelling conventions.
28327 2009-01-18 Ben Elliston <bje@au.ibm.com>
28329 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28330 C++ warning about implicit conversion from void * to struct
28332 (bitmap_obstack_free): Likewise for bitmap_element *.
28333 * Makefile.in (bitmap.o-warn): Remove.
28335 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28337 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28339 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28340 Tobias Grosser <tobi.grosser@amd.com>
28342 * graphite.c (graphite_trans_scop_block): Do not block single
28345 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28347 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28348 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28349 test with assertion.
28351 2009-01-16 Richard Guenther <rguenther@suse.de>
28353 PR tree-optimization/38835
28354 PR middle-end/36227
28355 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28356 and INT + PTR -> (INT)(PTR p+ INT) folding.
28357 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28359 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28362 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28363 the subreg from a lowpart subreg if it is also casting the value.
28365 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28366 Tobias Grosser <tobi.grosser@amd.com>
28368 * graphite.c (compare_prefix_loops): New.
28369 (build_scop_canonical_schedules): Rewritten.
28370 (graphite_transform_loops): Move build_scop_canonical_schedules
28371 after build_scop_iteration_domain.
28373 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28374 Tobias Grosser <tobi.grosser@amd.com>
28376 * graphite.c (add_conditions_to_domain): Add the loops to
28377 the dimension of the iteration domain. Do copy the domain
28378 only when it exists.
28379 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28380 (add_conditions_to_constraints): New.
28381 (can_generate_code_stmt, can_generate_code): Removed.
28382 (gloog): Do not call can_generate_code.
28383 (graphite_transform_loops): Call add_conditions_to_constraints
28384 after building the iteration domain.
28386 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28388 PR tree-optimization/38789
28389 * tree-ssa-threadedge.c
28390 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28391 __builtin_constant_p.
28393 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28395 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28396 examined before deleting them.
28398 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28400 * function.c (aggregate_value_p): Correctly extract the function
28401 type from CALL_EXPR_FN lookup.
28403 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28405 * config/picochip/picochip.c (picochip_override_options): Revert
28406 CFI asm flag disable commited previously.
28408 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28409 Tobias Grosser <tobi.grosser@amd.com>
28410 Jan Sjodin <jan.sjodin@amd.com>
28412 * graphite.c (scan_tree_for_params): On substractions negate
28413 all the coefficients of the term.
28414 (clast_to_gcc_expression_red): New. Handle reduction expressions
28415 of more than two operands.
28416 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28417 (get_vdef_before_scop): Handle also the case of default definitions.
28419 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28421 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28422 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28423 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28425 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28426 Joey Ye <joey.ye@intel.com>
28428 PR middle-end/37843
28429 * cfgexpand.c (expand_stack_alignment): Don't update stack
28430 boundary nor check incoming stack boundary here.
28431 (gimple_expand_cfg): Update stack boundary and check incoming
28432 stack boundary here.
28434 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28436 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28438 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28440 PR rtl-optimization/38245
28441 * calls.c (expand_call): Add stack arguments to
28442 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28443 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28444 in regs and partially in memory or BLKmode arguments.
28445 (emit_library_call_value_1): Add stack arguments to
28446 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28447 ACCUMULATE_OUTGOING_ARGS).
28448 * dce.c: Include tm_p.h.
28449 (find_call_stack_args): New function.
28450 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28452 (mark_insn): Call find_call_stack_args for CALL_Ps.
28453 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28454 forwards. Allocate and free arg_stores bitmap if needed, pass it
28455 down to deletable_insn_p, don't mark stores set in arg_stores
28456 bitmap, clear the bitmap at the beginning of each bb.
28457 * Makefile.in (dce.o): Depend on $(TM_P_H).
28459 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28462 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28463 to make sure the insn is a conditional test (bug 22599). Reformat a
28466 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28468 PR middle-end/38431
28469 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28470 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28471 (gloog): Do not call cleanup_tree_cfg.
28472 (graphite_transform_loops): Call cleanup_tree_cfg after all
28473 scops have been code generated.
28475 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28476 * doc/gty.texi (Invoking the garbage collector): Added new node
28477 and section documenting ggc_collect.
28479 2009-01-14 Richard Guenther <rguenther@suse.de>
28481 PR tree-optimization/38826
28482 PR middle-end/38477
28483 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28484 initialization notes only if we actually emitted a warning.
28485 (intra_create_variable_infos): Add constraints for a result decl
28486 that is passed by hidden reference.
28487 (build_pred_graph): Mark all related variables non-direct on
28490 2009-01-14 Nick Clifton <nickc@redhat.com>
28492 * ira-conflicts.c: Include addresses.h for the definition of
28494 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28495 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28497 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28500 * Makefile.in (ira-lives.o): Add except.h.
28502 * ira-lives.c: Include except.h.
28503 (process_bb_node_lives): Process can_throw_internal.
28505 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28507 PR rtl-optimization/38774
28508 * combine.c (simplify_set): When undoing cc_use change, don't do
28509 PUT_CODE on the newly created comparison, but instead put back the
28512 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28514 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28515 values. Remove duplicate arm8 entry.
28517 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28519 PR tree-optimization/38786
28520 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28521 the SSA_NAME case of expand_scalar_variables_expr.
28522 Set the type of an expression to the type of its assign statement.
28523 (expand_scalar_variables_expr): Also gather the scalar computation
28524 used to index the memory access. Do not pass loop_p.
28525 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28526 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28527 the gimple_stmt_iterator where it inserts new code.
28528 Do not pass loop_p.
28529 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28530 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28532 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28534 * graphite.h (debug_value): Removed.
28535 * graphite.c (debug_value): Removed.
28537 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28539 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28540 ldrd/strd with two 32-bit instructions.
28542 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28544 * config/arm/arm.c (struct processors): Pass for speed down into
28545 cost helper functions.
28546 (const_ok_for_op): Handle COMPARE and inequality nodes.
28547 (arm_rtx_costs_1): Rewrite.
28548 (arm_size_rtx_costs): Update prototype.
28549 (arm_rtx_costs): Pass speed down to helper functions.
28550 (arm_slowmul_rtx_costs): Rework cost calculations.
28551 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28552 (arm_9e_rtx_costs): Likewise.
28554 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28556 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28557 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28558 (alpha_legitimize_address): Do not split local symbols wider than
28559 UNITS_PER_WORD into HIGH/LO_SUM parts.
28561 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28564 * gcc.c (process_command): Replace call to execvp with calls
28565 to pex_one and exit.
28567 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28570 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28571 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28572 variant for devices with 3-byte PC.
28573 (__tablejump_elpm__): New.
28575 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28578 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28579 offsetof member-designator, handle it as `[0].'.
28581 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28583 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28584 function when not using named sections on targets with named sections
28585 if branch distance is less than 262132.
28587 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28589 * combine.c (combine_instructions): Recompute
28590 optimize_this_for_speed_p for each BB in the main combine loop.
28592 2009-01-12 Tomas Bily <tbily@suse.cz>
28595 * tree-loop-distribution.c (prop_phis): New function.
28596 (generate_builtin): Call prop_phis.
28598 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28600 PR tree-optimization/38807
28601 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28602 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28604 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28606 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28607 subreg of op0 to the original op0.
28609 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28611 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28613 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28616 * mips-tfile.c (parse_def): Fix parsing of def strings
28617 starting with digits.
28619 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28622 * config/arm/arm.c (arm_is_long_call_p): Don't call
28623 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28625 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28627 * regrename.c (regrename_optimize): Fix dumping.
28628 (find_oldest_value_reg): Preserve REG_POINTER.
28629 (copy_hardreg_forward_1): Likewise.
28631 2009-01-09 Diego Novillo <dnovillo@google.com>
28633 * gimple.h (struct gimple_statement_base) <uid>: Document
28634 the restrictions on its use.
28635 (gimple_uid): Tidy.
28636 (gimple_set_uid): Tidy.
28638 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28640 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28641 zero guard even if align_bytes != 0 and count is smaller than
28644 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28646 PR rtl-optimization/38495
28647 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28648 (add_range_and_copies_from_move_list): Print all added ranges.
28649 Add ranges to memory optimized destination.
28651 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28655 * config/i386/i386.c (override_options): Reject
28656 -mstringop-strategy=rep_8byte with -m32.
28657 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28658 to 1. Do count comparison against epilogue_size_needed at compile
28659 time even when count_exp was constant forced into register. For
28660 size_needed don't jump to epilogue, instead just avoid aligning
28661 and invoke the body algorithm. If need_zero_guard, add zero guard
28662 even if count is non-zero, but smaller than size_needed + number of
28663 bytes that could be stored for alignment.
28664 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28665 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28666 but smaller than size_needed + number of bytes that could be stored
28667 for alignment. Compare size_needed with epilogue_size_needed instead
28668 of desired_align - align, don't adjust size_needed, pass
28669 epilogue_size_needed to the epilogue expanders.
28672 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28674 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28676 * pa.c (last_address): Change to unsigned.
28677 (update_total_code_bytes): Change argument to unsigned. Don't
28678 check if insn addresses are set.
28679 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28680 addresses are not set.
28681 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28683 2009-01-09 Nick Clifton <nickc@redhat.com>
28685 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28686 DECL_DECLARED_INLINE_P.
28688 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28690 PR middle-end/38347
28691 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28692 GET_MODE (op0) in operand_subword_force calls.
28694 PR middle-end/38771
28695 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28696 fold_convert arg0 operands to TREE_TYPE (op0) first.
28698 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28700 * params.def (ira-max-conflict-table-size): Decrease default value
28703 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28705 PR tree-optimization/37031
28706 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28708 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28709 allocate it using gc instead of heap, use VEC_quick_push instead of
28711 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28712 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28713 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28714 allocated vector from heap allocated.
28715 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28716 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28717 vector only after perfect_loop_nest_depth call.
28719 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28720 Jan Sjodin <jan.sjodin@amd.com>
28722 PR tree-optimization/38559
28723 * graphite.c (debug_value, copy_constraint,
28724 swap_constraint_variables, scale_constraint_variable, ): New.
28725 (get_lower_bound, get_upper_bound): Removed.
28726 (graphite_trans_bb_strip_mine): Clean up this code that works
28727 only for constant number of iterations. Fully copy upper and
28728 lower bound constraints, not only the constant part of them.
28729 * graphite.h (debug_value): Declared.
28731 2009-01-08 Ira Rosen <irar@il.ibm.com>
28733 PR tree-optimization/37194
28734 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28735 Don't add the cost of cost model guard in prologue to scalar
28736 outside cost in case of known number of iterations.
28738 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28739 Alan Modra <amodra@bigpond.net.au>
28741 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28742 non-word-aligned REG+CONST addressing.
28744 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28747 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28748 free_after_compilation when outputting a thunk.
28749 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28750 Do not call free_after_compilation here.
28752 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28754 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28755 (ix86_valid_target_attribute_inner_p): Ditto.
28757 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28759 PR tree-optimization/38492
28760 PR tree-optimization/38498
28761 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28762 * tree-chrec.h (scev_is_linear_expression): Declared.
28763 * graphite.c (graphite_cannot_represent_loop_niter): New.
28764 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28765 (graphite_loop_normal_form): Use gcc_assert.
28766 (scan_tree_for_params): Use CASE_CONVERT.
28767 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28768 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28769 Use gcc_assert. Discard scops that contain unhandled cases.
28770 (build_scop_conditions): Return a boolean status for unhandled cases.
28771 (strip_mine_profitable_p): Print the loop number, not its depth.
28772 (is_interchange_valid): Pass the depth of the loop nest, don't
28773 recompute it wrongly.
28774 (graphite_trans_bb_block): Same.
28775 (graphite_trans_bb_block): Print tentative of loop blocking.
28776 (graphite_trans_scop_block): Do not print that the loop has been
28778 (graphite_transform_loops): Do not handle scops that contain condition
28781 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28783 AVX Programming Reference (December, 2008)
28784 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28785 (_mm256_stream_pd): Likewise.
28786 (_mm256_stream_ps): Likewise.
28788 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28789 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28790 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28791 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28792 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28793 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28794 (ix86_expand_special_args_builtin): Likewise.
28796 * config/i386/sse.md (AVXMODEDI): New.
28797 (avx_movnt<mode>): Likewise.
28798 (avx_movnt<mode>): Likewise.
28799 (<sse>_movnt<mode>): Remove AVX support.
28800 (sse2_movntv2di): Likewise.
28802 2009-01-07 Richard Guenther <rguenther@suse.de>
28804 PR middle-end/38751
28805 * fold-const.c (extract_muldiv): Remove obsolete comment.
28806 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28807 to PLUS_EXPR canonicalization for the canonicalization.
28809 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28811 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28812 hosted cross-compilers generating less efficient code.
28814 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28816 * function.h (rtl_data): Add a dbr_scheduled_p field.
28817 * reorg.c (dbr_schedule): Set it.
28818 (gate_handle_delay_slots): Check it.
28819 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28820 (mips_reorg): Check flag_delayed_branch instead of
28821 mips_base_delayed_branch.
28822 (mips_override_options): Don't set mips_base_delayed_branch
28823 or flag_delayed_branch.
28825 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28827 PR rtl-optimization/38426.
28828 * ira.c (ira): Set current_function_is_leaf earlier.
28830 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28832 PR rtl-optimization/38722
28833 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28834 too early, only set a flag and modify after last possible
28837 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28840 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28841 * real.c (decimal_single_format): Correct values of emin and emax.
28842 (decimal_double_format): Ditto.
28843 (decimal_quad_format): Ditto.
28844 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28845 computation of DECnn_MIN and DECnn_MAX for corrected values of
28846 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28847 __DECnn_MIN__, and adjust its computation for the corrected value
28850 2009-01-06 Jan Hubicka <jh@suse.cz>
28853 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28855 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28857 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28858 Add Robert Clark to the list of testers.
28860 2009-01-06 Jan Hubicka <jh@suse.cz>
28861 Kai Tietz <kai.tietz@onevision.com>
28863 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28864 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28866 2009-01-06 Jan Hubicka <jh@suse.cz>
28867 Kai Tietz <kai.tietz@onevision.com>
28869 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28871 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28872 (ix86_nsaved_regs): Count only general purpose regs.
28873 (ix86_nsaved_sseregs): New.
28874 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28875 to 16 for w64; compute padding and size of sse reg save area.
28876 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28877 general purpose regs.
28878 (ix86_emit_save_sse_regs_using_mov): New.
28879 (ix86_expand_prologue): Save SSE regs if needed.
28880 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28881 (ix86_emit_restore_sse_regs_using_mov): New.
28882 (ix86_expand_epilogue): Save SSE regs if needed.
28884 2009-01-06 Jan Hubicka <jh@suse.cz>
28885 Kai Tietz <kai.tietz@onevision.com>
28887 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28888 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28889 functions when accumulate outgoing args is off.
28891 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28894 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28895 before using pseudos_have_intersected_live_ranges_p.
28897 * ira-int.h (ira_assert): Always define.
28899 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28901 AVX Programming Reference (December, 2008)
28902 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28903 (_mm256_permute2_pd): Likewise.
28904 (_mm_permute2_ps): Likewise.
28905 (_mm256_permute2_ps): Likewise.
28906 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28907 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28909 * config/i386/i386.c (ix86_builtins): Remove
28910 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28911 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28912 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28913 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28914 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28915 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28916 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28917 __builtin_ia32_vpermil2ps256.
28918 (ix86_init_mmx_sse_builtins): Updated.
28919 (ix86_expand_args_builtin): Likewise.
28921 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28923 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28924 long absolute calls when generating PA 2.0 code.
28926 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28928 PR rtl-optimization/38583
28929 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28931 * params.def (ira-max-conflict-table-size): New.
28933 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28935 * ira.h (ira_conflicts_p): New external definition.
28937 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28938 table. Report this. Return result of building.
28939 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28940 building conflict table.
28942 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28943 (ira_color): Use ira_conflicts_p.
28945 * global.c: Include ira.h.
28946 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28949 * Makefile.in (global.o): Add ira.h.
28951 * ira-build.c (mark_all_loops_for_removal,
28952 propagate_some_info_from_allocno): New.
28953 (remove_unnecessary_allocnos): Call
28954 propagate_some_info_from_allocno.
28955 (remove_low_level_allocnos): New.
28956 (remove_unnecessary_regions): Add parameter. Call
28957 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28958 parameter to remove_unnecessary_regions.
28959 (ira_build): Remove all regions but root if the conflict table was
28960 not built. Update conflict hard regs for allocnos crossing calls.
28962 * ira.c (ira_conflicts_p): New global.
28963 (ira): Define and use ira_conflicts_p.
28965 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28966 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28967 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28969 2009-01-06 Ben Elliston <bje@au.ibm.com>
28971 * gengtype-lex.l (YY_NO_INPUT): Define.
28973 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28976 * c-common.c (handle_vector_size_attribute): Also reject
28977 BOOLEAN_TYPE types.
28979 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28981 PR tree-optimization/38492
28982 * graphite.c (rename_map_elt, debug_rename_elt,
28983 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28984 rename_map_elt_info, eq_rename_map_elts,
28985 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28986 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28987 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28988 (sese_build_livein_liveouts): New.
28989 (new_sese, free_sese): New.
28990 (new_scop): Call new_sese.
28991 (free_scop): Call free_sese.
28992 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28993 (register_old_new_names): Renamed register_old_and_new_names.
28994 (register_scop_liveout_renames, add_loop_exit_phis,
28995 insert_loop_close_phis, struct igp,
28996 default_liveout_before_guard, add_guard_exit_phis,
28997 insert_guard_phis, copy_renames): New.
28998 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28999 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29000 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29001 (scop_adjust_phis_for_liveouts): New.
29002 (gloog): Call scop_adjust_phis_for_liveouts.
29004 * graphite.h (struct sese): Documented. Added fields liveout,
29005 num_ver and livein.
29006 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29007 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29008 (struct scop): Added field liveout_renames.
29009 (SCOP_LIVEOUT_RENAMES): New.
29011 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29013 PR tree-optimization/38510
29014 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29015 (translate_clast): Call recompute_all_dominators before
29017 (gloog): Call recompute_all_dominators before graphite_verify.
29019 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29020 Jan Sjodin <jan.sjodin@amd.com>
29022 PR tree-optimization/38500
29023 * graphite.c (create_sese_edges): Call fix_loop_structure after
29026 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29028 * config.gcc: Add m32r*-*-rtems*.
29029 * config/m32r/rtems.h: New file.
29031 2009-01-05 Ben Elliston <bje@au.ibm.com>
29033 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29034 (.po.pox): Likewise.
29035 (po/gcc.pot): Likewise.
29037 2009-01-04 David S. Miller <davem@davemloft.net>
29039 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29040 (STARTING_FRAME_OFFSET): Always set to zero.
29042 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29044 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29045 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29046 fixed-point types, and vectors of the same.
29048 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29050 * config/mips/sync.md (*mb_barrier): Rename to...
29051 (*memory_barrier): ...this.
29053 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29055 * doc/extend.texi (Function Attributes): Move @cindex after @item
29056 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29057 and put in alphabetical order. Fix 'target' name and put in order.
29058 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29061 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29063 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29064 (memory_barrier): Expand as unspec instead of unspec_volatile.
29065 Remove mem:BLK from insn operands. Use Pmode scratch register.
29066 (*memory_barrier): Define as unspec instead of unspec_volatile.
29067 Use (match_dup 0) as input operand.
29069 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29070 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29071 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29072 scratch register. Remove operand 1.
29073 (*stbar): Define as unspec instead of unspec_volatile.
29074 Use (match_dup 0) as input operand, remove (const_int 8).
29075 (*membar): Define as unspec instead of unspec_volatile.
29076 Use (match_dup 0) as input operand, remove input operand 2.
29078 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29079 (memory_barrier): Expand as unspec instead of unspec_volatile.
29080 Remove mem:BLK from insn operands. Use Pmode scratch register.
29081 (*memory_barrier): Define as unspec instead of unspec_volatile.
29082 Use (match_dup 0) as input operand.
29084 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29085 Remove mem:BLK from insn operands. Use Pmode scratch register.
29086 Set volatile flag on operand 0.
29087 (*memory_barrier): New insn pattern.
29089 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29091 (*memory_barrier): Use (match_dup 0) as input operand.
29093 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29094 Remove mem:BLK from insn operands. Use Pmode scratch register.
29095 Set volatile flag on operand 0.
29096 (*mb_internal): New insn pattern.
29098 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29100 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29102 PR middle-end/38586
29103 * function.c (struct temp_slot): Move to the section of the file
29104 that deals with temp slots. Remove field 'address'.
29105 (temp_slot_address_table): New hash table of address -> temp slot.
29106 (struct temp_slot_address_entry): New struct, items for the table.
29107 (temp_slot_address_compute_hash, temp_slot_address_hash,
29108 temp_slot_address_eq, insert_temp_slot_address): Support functions
29110 (find_temp_slot_from_address): Rewrite to use the new hash table.
29111 (remove_unused_temp_slot_addresses): Remove addresses of temp
29112 slots that have been made available.
29113 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29114 worker function for remove_unused_temp_slot_addresses.
29115 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29116 Add the temp slot address to the address -> temp slot map.
29117 (update_temp_slot_address): Update via insert_temp_slot_address.
29118 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29119 (pop_temp_slots): Likewise.
29120 (init_temp_slots): Allocate the address -> temp slot map, or empty
29121 the map if it is already allocated.
29122 (prepare_function_start): Initialize temp slot processing.
29124 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29126 PR middle-end/38584
29127 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29128 Calculate the size of all stack vars assuming no packing of stack
29129 vars will happen, replacing a quadratic algorithm with a linear one.
29131 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29134 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29137 2009-01-03 Diego Novillo <dnovillo@google.com>
29139 * doc/contrib.texi: Update contributions.
29141 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29144 * builtins.c (fold_builtin_memory_op): Give up if either operand
29145 is volatile. Set srctype or desttype to non-qualified version
29149 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29150 and FUNCTION_DECLs.
29152 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29154 PR rtl-optimization/35805
29155 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29156 problem if fast dce is able to remove any instructions.
29157 * dce.c (dce_process_block): Fix dump message.
29159 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29162 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29164 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29166 PR middle-end/38690
29167 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29168 * tree-pretty-print.c (op_code_prio): New function.
29169 (op_prio): No longer static. Use op_code_prio.
29170 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29171 Use op_prio and op_code_prio to determine if () should be
29172 printed around operand(s) or not.
29174 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29175 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29176 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29177 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29178 pp_character instead of pp_string for single letter printing.
29180 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29182 * doc/extend.texi: Fix '#pragma GCC option' typo.
29184 2009-01-02 Richard Guenther <rguenther@suse.de>
29186 * doc/install.texi (--enable-checking): Mention different
29187 default for stage1.
29188 (--enable-stage1-checking): Document.
29190 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29192 PR middle-end/30142
29193 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29194 case to be an error.
29196 2009-01-02 Ben Elliston <bje@au.ibm.com>
29198 * config/fp-bit.h (pack_d): Constify argument.
29199 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29200 (isnan): Constify argument.
29202 (iszero): Likewise.
29203 (pack_d): Likewise.
29204 (_fpadd_parts): Constify return type.
29205 (_fpmul_parts): Likewise.
29206 (_fpdiv_parts): Likewise.
29208 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29211 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29212 warn about overwriting initializer with side-effects or
29213 -Woverride-init if !IMPLICIT.
29214 (output_init_element): Likewise. Pass IMPLICIT down to
29216 (process_init_element): Add IMPLICIT argument. Pass it down
29217 to output_init_element.
29218 (push_init_element, pop_init_level, set_designator): Adjust
29219 process_init_element callers.
29220 (set_nonincremental_init, set_nonincremental_init_from_string):
29221 Adjust add_pending_init callers.
29222 (output_pending_init_elements): Adjust output_init_element callers.
29223 * c-tree.h (process_init_element): Adjust prototype.
29224 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29225 process_init_element callers.
29228 Copyright (C) 2009 Free Software Foundation, Inc.
29230 Copying and distribution of this file, with or without modification,
29231 are permitted in any medium without royalty provided the copyright
29232 notice and this notice are preserved.