1 2009-10-17 Anatoly Sokolov <aesok@post.ru>
3 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4 if not defined. Change type of second argument to const_rtx.
5 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
7 * targhooks.h (default_libcall_value): Update prototype.
8 * target.h (struct gcc_target): Change type of second argument of
9 libcall_value to const_rtx.
10 * config/arm/arm.c (arm_libcall_value): Change type of second argument
12 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
13 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
15 2009-10-17 Jakub Jelinek <jakub@redhat.com>
18 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
19 * cgraphunit.c (cgraph_optimize): Call it.
20 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
21 (dwarf2out_assembly_start): ... here. New hook.
22 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
23 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
25 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
26 * sdbout.c (sdb_debug_hooks): Likewise.
27 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
28 (vmsdbgout_assembly_start): New hook.
30 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
32 * rtl.h (RTL_LOCATION): Fix typo.
34 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
36 * print-rtl.c (print_rtx): Print locators in asm_operands
39 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
42 * sched-deps.c (depl_on_debug_p): New.
43 (attach_dep_link): Reject debug deps before nondebug deps.
44 (add_to_deps_list): Insert debug deps after nondebug deps.
45 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
47 (sd_add_dep): Do not reject debug deps.
48 (add_insn_mem_dependence): Don't count debug deps.
49 (remove_from_deps): Likewise.
50 (sched_analyze_2): Set up mem deps on debug insns.
51 (sched_analyze_insn): Record reg uses for deps on debug insns.
52 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
53 try_ready nondebug insn after debug insn.
54 * ddg.c (create_ddg_dep_from_intra_loop_link,
55 create_ddg_dep_no_link): Don't reject debug deps.
57 2009-10-16 Richard Guenther <rguenther@suse.de>
59 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
60 (maybe_merge_incomplete_and_complete_type): Likewise.
61 (lto_symtab_merge): Do not call them. Do not warn for
62 complete vs. incomplete compatible types.
63 (lto_symtab_merge_decls_2): Simplify.
64 * gimple.c (gimple_force_type_merge): Remove.
65 (gimple_types_compatible_p): Make it static.
66 * gimple.h (gimple_force_type_merge): Remove.
67 (gimple_types_compatible_p): Likewise.
69 2009-10-16 Jakub Jelinek <jakub@redhat.com>
71 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
72 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
74 2009-10-16 Richard Guenther <rguenther@suse.de>
76 PR tree-optimization/41728
77 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
78 if fold_stmt did anything.
80 2009-10-16 Richard Guenther <rguenther@suse.de>
83 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
84 (maybe_fixup_handled_component): New function.
85 (input_gimple_stmt): Fixup mismatched decl replacements.
87 2009-10-16 Richard Guenther <rguenther@suse.de>
90 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
93 2009-10-16 Richard Guenther <rguenther@suse.de>
95 * gimple.c (iterative_hash_gimple_type): For integer types
96 also hash their minimum and maximum values and the string flag.
97 For array types hash their domain and the string flag.
99 2009-10-16 Richard Guenther <rguenther@suse.de>
101 * gimple.c (gimple_types_compatible_p): Restrict completing
102 types to record or unions. Simplify completion.
103 Do not merge records or unions with different
104 TYPE_STRUCTURAL_EQUALITY_P tag.
105 (iterative_hash_gimple_type): Restrict non-recursing into
106 pointer targets for records and unions.
108 2009-10-15 Jakub Jelinek <jakub@redhat.com>
111 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
112 * dwarf2out.c (mem_loc_descriptor): Don't handle
113 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
114 punt if it is not lowpart subreg or if inner mode isn't
117 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
119 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
120 investigating previous or next insns.
122 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
124 * tree-sra.c (build_ref_for_offset_1): Update comment.
126 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
128 * config/s390/s390.md (atype): Added missing values.
130 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
133 * pa.md (casesi): Use sign extended index in call to
135 (casesi64p): Update pattern to reflect above.
137 2009-10-15 Steve Ellcey <sje@cup.hp.com>
139 PR rtl-optimization/41697
140 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
142 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
145 * config/rs6000/predicates.md: Update copyright year.
146 * config/rs6000/altivec.md: Ditto.
148 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
149 (MD_INCLUDES): Add a2.md.
151 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
152 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
153 (builtin_classify): New static vector to classify various builtins
154 to get the tree attributes correct.
155 (def_builtin): Set the attributes of builtins based on what the
156 builtin does (i.e. memory operation, floating point, saturation
157 need special attributes, others are pure functions).
159 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
161 (enum rs6000_builtins): Include rs6000-builtin.def to define the
162 builtins. Change the end marker to MAX_RS6000_BUILTINS from
163 RS6000_BUILTIN_COUNT.
164 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
167 * config/rs6000/rs6000-builtin.def: New file that combines the
168 builtin enumeration name and attributes.
170 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
172 * config/i386/linux.h (ASM_SPEC): Add --32.
174 2009-10-15 Jakub Jelinek <jakub@redhat.com>
176 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
177 and DW_TAG_template_alias.
178 (dwarf_attr_name): Handle DW_AT_main_subprogram,
179 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
180 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
181 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
182 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
183 and DW_AT_GNU_odr_signature.
184 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
185 DW_FORM_flag_present and DW_FORM_ref_sig8.
186 (output_signature): Only print name on the first byte.
187 (output_die): Likewise for dw_val_class_data8.
189 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
191 * doc/invoke.texi: Clarify that most optimizations are not enabled
194 2009-10-15 Richard Guenther <rguenther@suse.de>
197 * gimple.c (compare_type_names_p): Handle anonymous names
198 differently based on new mode argument.
199 (gimple_types_compatible_p): For structs also compare the tags.
200 (iterative_hash_type_name): Rename to ...
201 (iterative_hash_name): ... this. Hash all names.
202 (iterative_hash_gimple_type): Fix hashing the struct tag of
203 pointer targets. Hash field decl names.
205 2009-10-15 Richard Guenther <rguenther@suse.de>
208 * gimple.c (gimple_get_alias_set): Avoid recursing on
209 invalid type topology.
211 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
213 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
215 2009-10-15 Richard Guenther <rguenther@suse.de>
217 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
219 2009-10-15 Jakub Jelinek <jakub@redhat.com>
221 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
222 add --with-tune{,-32,-64} configured default for -mtune if explicit
225 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
227 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
230 2009-10-14 DJ Delorie <dj@redhat.com>
232 * config/h8300/h8300.c (F): New.
234 (h8300_emit_stack_adjustment): Call them.
236 (h8300_push_pop): Likewise.
237 (h8300_expand_prologue): Likewise.
238 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
239 (MUST_USE_SJLJ_EXCEPTIONS): Define.
240 (INCOMING_RETURN_ADDR_RTX): Define.
241 (INCOMING_FRAME_SP_OFFSET): Define.
242 (DWARF_CIE_DATA_ALIGNMENT): Define.
244 2009-10-14 Jakub Jelinek <jakub@redhat.com>
246 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
247 fields in builtin structs.
248 (finalize_record_size): Likewise.
250 2009-10-14 Richard Guenther <rguenther@suse.de>
252 * gimple.c (gtc_ob): New global.
253 (struct type_pair_d): Replace pointers with type UIDs.
254 (type_pair_hash): Adjust.
255 (type_pair_eq): Likewise.
256 (lookup_type_pair): Likewise. Allocate from an obstack.
257 (gimple_force_type_merge): Adjust.
258 (gimple_types_compatible_p): Likewise.
259 (free_gimple_type_tables): Free the obstack.
261 2009-10-14 Jakub Jelinek <jakub@redhat.com>
263 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
264 stmts setting DEBUG_EXPR_DECLs.
266 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
267 Don't crash if mode1 is VOIDmode.
269 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
271 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
272 * params.h (IRA_LOOP_RESERVED_REGS): New
273 * tree-pass.h (pass_subregs_of_mode_init,
274 pass_subregs_of_mode_finish): Remove.
275 * passes.c (pass_subregs_of_mode_init,
276 pass_subregs_of_mode_finish): Remove.
277 (pass_reginfo_init): Move before loop optimizations.
278 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
279 * common.opt (fira-loop-pressure): New.
280 * toplev.h (flag_ira_loop_pressure): New.
281 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
283 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
284 Make external and void type functions.
285 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
286 pass_subregs_of_mode_finish): Remove.
287 * ira-costs.c (init_costs): Call init_subregs_of_mode.
288 * regmove.c: Include ira.h.
289 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
290 register pressure calculation in loops.
291 * loop-invariant.c: Include REGS_H and ira.h.
292 (struct loop_data): New members max_reg_pressure, regs_ref, and
294 (struct invariant): New member orig_regno.
295 (curr_loop): New variable.
296 (find_exits): Initialize regs_ref and regs_live.
297 (create_new_invariant): Initialize orig_regno.
298 (get_cover_class_and_nregs): New.
299 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
300 array. Add code for flag_ira_loop_pressure.
301 (gain_for_invariant): Make new_regs an array. Add code for
302 flag_ira_loop_pressure.
303 (best_gain_for_invariant): Ditto.
304 (set_move_mark): New parameter gain. Use it for debugging output.
305 (find_invariants_to_move): Make regs_needed and new_regs an array.
306 Add code for flag_ira_loop_pressure.
307 (move_invariant_reg): Set up orig_regno.
308 (move_invariants): Set up reg classes for pseudos for
309 flag_ira_loop_pressure.
310 (free_loop_data): Clear regs_ref and regs_live.
311 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
312 get_regno_cover_class, change_pressure, mark_regno_live,
313 mark_regno_death, mark_reg_store, mark_reg_clobber,
314 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
315 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
316 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
317 register pressure calculation in loops if new regs were added.
318 Call finish_subregs_of_mode.
319 * opts.c (decode_options): Set up flag_ira_loop_pressure.
320 * Makefile.in (loop-invariant.o): Add ira.h.
322 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
324 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
326 2009-10-14 Richard Guenther <rguenther@suse.de>
328 * lto-symtab.c (lto_symtab_compatible): Fold in ...
329 (lto_symtab_merge): ... here. Rewrite both to take the
330 prevailing and a to-be-merged entry and to queue diagnostics
332 (lto_symtab_resolve_replaceable_p): New predicate for
334 (lto_symtab_resolve_can_prevail_p): Likewise.
335 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
336 handles merging commons by choosing the largest decl. Fold
337 in code that gives ODR errors.
338 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
340 (lto_symtab_merge_decls_1): Re-structure. Deal with the
341 case of no prevailing decl here. Diagnose mismatches
342 in object types here. Drop all but the prevailing decls.
343 (lto_symtab_prevailing_decl): Return the single prevailing decl.
344 * lto-streamer-in.c (lto_input_tree_ref): Deal with
345 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
347 2009-10-14 Richard Guenther <rguenther@suse.de>
350 * lto-streamer-in.c (input_bb): Replace debug stmts with
351 nops instead of dropping them.
353 2009-10-14 Nick Clifton <nickc@redhat.com>
355 * gcc/doc/extended.texi: Replace the dash character with
356 @minus{} in situations where it is being used as a minus
358 * gcc/doc/tm.texi: Likewise.
359 * gcc/doc/md.texi: Likewise.
361 2009-10-14 Jakub Jelinek <jakub@redhat.com>
363 PR preprocessor/41543
364 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
365 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
366 * tree.c: Include intl.h.
367 (expand_location): Handle BUILTINS_LOCATION.
368 * Makefile.in (tree.o): Depend on intl.h.
371 * dwarf2out.c (dwarf2out_var_location): Always clear
372 last_postcall_label when changing last_label.
374 2009-10-14 Pascal Obry <obry@adacore.com>
376 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
377 (process_command): Handle -E as done with -c and -S. Do not add
378 the target executable suffix to the output file when -E is used.
379 (main): Adjust error message accordingly.
381 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
387 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
389 (tree_code_size): Likewise.
391 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
393 * builtins.c (fold_builtin_1): Support complex "arc" functions.
394 * real.h (HAVE_mpc_arc): Define.
396 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
398 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
399 (struct builtin_description): Add fndecl field.
400 (bdesc): Remove const qualifier. Update initializer.
401 (sh_media_init_builtins): Remove const qualifier for d. Record
402 the result of add_builtin_function to the fndecl field.
403 (sh_builtin_decl): New.
404 (sh_media_builtin_decl): New.
406 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
409 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
410 requests between special registers.
412 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
414 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
416 2009-10-13 Richard Henderson <rth@redhat.com>
418 PR tree-optimization/41377
419 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
420 (cleanup_empty_eh_merge_phis): New change_region parameter;
421 pass it on to redirect_eh_edge_1. Update callers.
422 (cleanup_empty_eh_unsplit): Don't require an existing EH label
423 at the destination block.
425 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
427 * passes.c (register_pass): Replaced gcc_unreachable by
428 fatal_error on failure. Mentions plugins in comments & messages.
430 2009-10-13 Jakub Jelinek <jakub@redhat.com>
433 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
434 * sched-vis.c (print_value): Use it.
435 * cselib.c (cselib_hash_rtx): Likewise.
436 * print-rtl.c (print_rtx): Likewise.
437 * cfgexpand.c (expand_debug_rtx): Likewise.
438 * var-tracking.c (vt_expand_loc_callback): Likewise.
440 2009-10-13 Richard Guenther <rguenther@suse.de>
443 * opts.c (handle_option): Split out code to handle setting
444 the options flag var ...
445 (set_option): ... here.
446 * opts.h (set_option): Declare.
447 * lto-opts.c (register_user_option_p): Include -fexceptions
448 and all position independent code variants.
449 (handle_common_option): Remove.
450 (lto_reissue_options): Use set_option.
452 2009-10-13 Martin Jambor <mjambor@suse.cz>
454 PR tree-optimization/41661
455 * ipa-prop.c (compute_complex_pass_through): Allow only operations
456 that are tcc_comparisons or do not change the type in any
458 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
459 folding tcc_comparison operations.
461 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
463 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
466 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
472 * tree.def (DEBUG_EXPR_DECL): New.
473 * rtl.def (DEBUG_EXPR): New.
474 * gengtype.c (adjust_field_rtx_def): Handle it.
475 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
476 (insert_debug_temp_for_var_def): ... this. Drop support for
477 moving. Take iterator for def stmt; insert debug stmt before it.
478 Scan early for use count and kind in debug stmts.
479 (propagate_defs_into_debug_stmts): Rename to...
480 (insert_debug_temps_for_defs): ... this. Likewise.
481 * tree.h (DEBUG_TEMP_UID): New.
482 * tree.c (next_debug_decl_uid): New.
483 (make_node_stat): Count debug decls separately.
484 (copy_node_stat): Likewise.
485 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
486 * var-tracking.c (dv_is_decl_p): Recognize it.
487 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
488 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
489 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
490 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
491 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
492 (cselib_hash_rtx): Likewise.
493 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
494 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
496 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
497 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
498 * rtl.c (copy_rtx): Likewise.
499 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
500 * print-rtl.c (print_rtx): Likewise.
501 * sched-vis.c (print_value): Likewise.
502 (print_insn): Handle DEBUG_EXPR_DECL.
503 * tree-dump.c (dequeue_and_dump): Likewise.
504 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
505 * gimple-iterator (gsi_replace): Check for same lhs.
506 (gsi_remove): Insert debug temps.
507 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
508 (move_computations_stmt): Drop explicit propagation into debug stmts.
509 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
510 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
511 * tree-ssa-sink.c (statement_sink_location): Likewise.
512 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
513 * tree-ssanames.c (release_ssa_name): Adjust for rename.
514 * tree-flow.h: Likewise.
515 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
516 debug temps without values.
517 (eliminate_unnecessary_stmts): Don't discard just-inserted
520 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
523 * config/cris/cris.md (andu): Check that operand 1 is one of the
524 general registers. Fix typo in head comment.
526 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
528 * config/i386/i386.md (vswapmov): New.
529 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
530 (ix86_function_ms_hook_prologue): New.
531 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
532 * configure.ac: Test for swap suffix support in as.
533 * configure: Rebuild.
535 2009-10-12 Jakub Jelinek <jakub@redhat.com>
538 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
539 paradoxical subregs to prevent partial register stalls if the inner
540 mode is integer mode.
542 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
544 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
546 2009-10-12 Dodji Seketeli <dodji@redhat.com>
549 * gcc/dwarf2out.c (template_parameter_pack_die,
550 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
552 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
555 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
557 (maybe_register_def): Likewise. Take stmt iterator.
558 (rewrite_update_stmt): Take stmt iterator and pass it on.
559 (rewrite_update_enter_block): Pass stmt iterator.
561 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
563 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
564 (spu_builtin_decl): New function.
566 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.md (SWIM): New mode iterator.
569 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
570 using SWIM mode iterator.
571 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
572 patterns using SWI48 mode iterator.
573 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
574 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
575 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
576 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
577 patterns using SWI248 mode iterator.
578 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
579 gen_x86_movdicc_0_m1_rex64 for renamed function
581 2009-10-11 Jose Ruiz <ruiz@adacore.com>
582 Eric Botcazou <ebotcazou@adacore.com>
585 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
586 * config/sparc/sol2-unwind.h: New file.
588 2009-10-11 Olivier Hainque <hainque@adacore.com>
589 Eric Botcazou <ebotcazou@adacore.com>
592 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
593 * config/i386/sol2-unwind.h: New file.
595 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
598 * config/i386/i386.md (addsi_1_zext): Get the proper second
601 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
603 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
604 all OLD_RTXes, not just REGs. Use copy_rtx to create the
607 2009-10-11 Richard Guenther <rguenther@suse.de>
609 * gimple.c (iterative_hash_type_name): Do not handle special
612 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
615 (*setcc_si_1_and): Ditto.
616 (*setcc_si_1_movzbl): Ditto.
617 (*setcc_<mode>_2): Ditto.
618 (*setcc_qi): Rename from *setcc_1.
619 (*setcc_qi_slp): Rename from *setcc_2.
621 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
622 (*zero_extendqisi2_movzbw_and splitter): Ditto.
624 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
625 "if" condition, there is already assert with reload_completed present.
627 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
629 * plugin.c (try_init_one_plugin): Improve constness of variable err.
631 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
633 * doc/install.texi (Final install): Refer to
634 http://gcc.gnu.org/bugs/ for bug reporting.
636 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
638 * configure.ac: Add test for dci instruction.
639 * configure: Regenerate.
640 * config.in: Likewise.
641 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
642 * doc/invoke.texi: Add cpu_type 476 and 476fp.
643 (-mmulhw): Add 476 to description.
645 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
646 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
647 (processor_target_table): Add 476 and 476fp entries.
648 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
649 (rs6000_issue_rate): Add CPU_PPC476.
650 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
651 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
652 (processor_type): Add PROCESSOR_PPC476.
653 (EXTRA_SPECS): Add asm_cpu_476 string.
654 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
655 (define_attr "cpu"): Add ppc476.
657 Update comments for 476.
658 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
659 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
660 Update copyright year.
661 * config/rs6000/476.md: New file.
662 * config/rs6000/40x.md: Add description for "isel" attribute.
663 Update copyright year.
664 * config/rs6000/440.md: Likewise.
665 * config/rs6000/603.md: Likewise.
666 * config/rs6000/6xx.md: Likewise.
667 * config/rs6000/7450.md: Likewise.
668 * config/rs6000/7xx.md: Likewise.
669 * config/rs6000/8540.md: Likewise.
670 * config/rs6000/cell.md: Likewise.
671 * config/rs6000/e300c2c3.md: Likewise.
672 * config/rs6000/e500mc.md: Likewise.
673 * config/rs6000/mpc.md: Likewise.
674 * config/rs6000/power4.md: Likewise.
675 * config/rs6000/power5.md: Likewise.
676 * config/rs6000/power6.md: Likewise.
677 * config/rs6000/power7.md: Likewise.
678 * config/rs6000/rios1.md: Likewise.
679 * config/rs6000/rios2.md: Likewise.
680 * config/rs6000/rs64.md: Likewise.
682 2009-10-10 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/41654
685 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
686 a cond expr before calling gimple_cond_set_condition_from_tree.
687 (ifcombine_iforif): Likewise.
689 2009-10-09 Ian Lance Taylor <iant@google.com>
691 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
692 * configure: Rebuild.
694 2009-10-09 Neil Vachharajani <nvachhar@google.com>
696 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
699 2009-10-09 Richard Guenther <rguenther@suse.de>
702 * target-def.h (TARGET_BUILTIN_DECL): Define.
703 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
704 * target.h (struct gcc_target): Add builtin_decl target hook.
705 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
706 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
708 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
710 (lto_output_builtin_tree): Sorry if the target does not support
711 streaming target builtins.
712 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
713 (rs6000_builtin_decl): New function.
714 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
715 (ix86_builtin_decl): New function.
717 2009-10-09 Jakub Jelinek <jakub@redhat.com>
719 PR preprocessor/41445
720 * c-ppoutput.c (do_line_change): New function.
721 (cb_line_change): Use it.
722 (scan_translation_unit): Call do_line_change if
723 avoid_paste or PREV_WHITE and token location is on a different line
727 * dwarf2out.c (dwarf2out_init): Test whether
728 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
731 PR rtl-optimization/41646
732 * calls.c (expand_call): For BLKmode types returned in registers
733 avoid likely spilled hard regs in copy_blkmode_from_reg generated
736 2009-10-09 Richard Guenther <rguenther@suse.de>
738 PR tree-optimization/41634
739 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
740 we remove the correct elements.
741 (optimize_stmt): Make sure to update stmt operands before
742 optimizing redundancies.
744 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
746 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
748 2009-10-09 Richard Guenther <rguenther@suse.de>
751 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
753 (lto_wrapper_exit): New function.
755 (fatal_perror): Likewise.
756 (fork_execute): Use global args_name, do not free it.
757 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
758 * lto-streamer.h: Remove duplicate prototypes.
760 2009-10-09 Richard Guenther <rguenther@suse.de>
762 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
763 before calling stmt_can_throw_external.
765 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
767 PR tree-optimization/40071
768 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
769 pointer if the original data reference doesn't conflict with the
770 created vector data reference. Fix long line.
772 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
774 * config/i386/i386.md (any_div): New code iterator.
775 (u): Handle div and udiv.
777 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
779 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
780 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
781 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
782 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
784 2009-10-08 Joseph Myers <joseph@codesourcery.com>
786 * gcc.c (main): Remove trailing "." from diagnostics.
788 2009-10-08 Cary Coutant <ccoutant@google.com>
790 Add support for debugging with ICF (Identical Code Folding).
791 * calls.c (debug.h): New #include.
792 (emit_call_1): Call virtual_call_token debug hook.
793 * common.opt (-fenable-icf-debug): New option.
794 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
795 locations in the source).
796 (poc_label_num): New variable.
797 (dcall_entry, vcall_entry): New typedefs.
798 (dcall_table, vcall_table): New variables.
799 (struct vcall_insn): New type.
800 (vcall_insn_table): New variable.
801 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
802 (size_of_dcall_table): New function.
803 (output_dcall_table): New function.
804 (size_of_vcall_table): New function.
805 (output_vcall_table): New function.
806 (dwarf2out_direct_call): New function.
807 (vcall_insn_table_hash): New function.
808 (vcall_insn_table_eq): New function.
809 (dwarf2out_virtual_call_token): New function.
810 (dwarf2out_virtual_call): New function.
811 (dwarf2out_init): Allocate new tables and sections.
812 (prune_unused_types): Mark DIEs referenced from direct call table.
813 (dwarf2out_finish): Output direct and virtual call tables.
814 * final.c (final_scan_insn): Call direct_call and virtual_call
816 * debug.h (struct gcc_debug_hooks): Add direct_call,
817 virtual_call_token, virtual_call hooks.
818 (debug_nothing_uid): New function.
819 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
820 (debug_nothing_uid): New function.
821 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
822 (xcoff_debug_hooks): Likewise.
823 * sdbout.c (sdb_debug_hooks): Likewise.
824 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
825 * doc/invoke.texi (-fenable-icf-debug): New option.
827 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
830 * regmove.c (regmove_backward_pass): Replace src with dst in the
831 debug insn, and check for dst before rather than after.
833 2009-10-08 Janis Johnson <janis187@us.ibm.com>
835 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
836 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
838 2009-10-08 Jan Hubicka <jh@suse.cz>
841 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
842 do not mark cgraph nodes as needed.
843 (record_references_in_initializer): Add new only_vars parameter.
844 * cgraph.h (record_references_in_initializer): New parameter.
845 * varasm.c (assemble_variable): Update call.
846 * varpool.c (varpool_analyze_pending_decls): Always look for
849 2009-10-08 Anatoly Sokolov <aesok@post.ru>
851 * config/avr/avr.c (last_insn_address) Remove variable.
852 (expand_prologue): Don't initialise last_insn_address variable.
853 (final_prescan_insn): Don't output insn size.
854 * config/avr/avr.opt (msize): Remove switch.
855 * doc/invoke.texi (AVR Options): Remove documentation of -msize
858 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
860 * combine.c (label_tick_ebb_start): Fix comment.
861 (combine_instructions): Set label_tick and label_tick_ebb_start before
862 calling setup_incoming_promotions. Start them from 1. Increment
863 label_tick instead of deriving it from the BB index. Rather than
864 comparing ticks use the block from the previous iteration to decide
865 whether to start a new EBB. Remove empty lines before function.
867 2009-10-08 Michael Matz <matz@suse.de>
870 * builtins.c (fold_builtin_isascii): Use fold_build2.
871 (fold_builtin_isdigit): Ditto.
872 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
873 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
874 remove_useless_stmts_cond, remove_useless_stmts_tf,
875 remove_useless_stmts_tc, remove_useless_stmts_bind,
876 remove_useless_stmts_goto, remove_useless_stmts_label,
877 remove_useless_stmts_1, remove_useless_stmts,
878 pass_remove_useless_stmts): Remove.
879 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
880 * passes.c (init_optimization_passes): Don't add
881 pass_remove_useless_stmts.
882 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
883 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
885 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
886 for static constants.
887 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
888 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
890 2009-10-08 Richard Guenther <rguenther@suse.de>
892 * gimple.c (free_gimple_type_tables): New function.
893 * gimple.h (free_gimple_type_tables): Declare.
895 2009-10-07 Mark Heffernan <meheff@google.com>
897 * ipa-prop.c (ipa_print_node_params) Only print
898 names of named arguments.
900 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
902 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
903 being statically linked.
905 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
907 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
909 2009-10-08 Jan Hubicka <jh@suse.cz>
912 * ipa.c (cgraph_externally_visible_p,
913 function_and_variable_visibility,
914 whole_program_function_and_variable_visibility): Skip non-finalized
917 2009-10-08 Nick Clifton <nickc@redhat.com>
919 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
922 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
925 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
927 2009-10-07 Joseph Myers <joseph@codesourcery.com>
930 * c-common.c (c_fully_fold_internal): Strip nops from the result
931 of recursive calls to c_fully_fold_internal.
932 (c_wrap_maybe_const): New.
933 (c_save_expr): Use c_wrap_maybe_const.
934 * c-common.h (c_wrap_maybe_const): Declare.
935 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
936 build_binary_op): Use c_wrap_maybe_const.
938 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
940 * real.c: Fix comment to reflect actual exponent size.
942 2009-10-08 Ben Elliston <bje@au.ibm.com>
944 * config/rs6000/a2.md: Add FSF comment header.
946 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.md (any_extend): New code iterator.
949 (u, s): New code attributes.
951 (DWIH): Rewrite as code iterator for SI and DI modes.
952 (DWI): Rewrite as mode attribute.
953 (dwi): New mode attribute.
954 (di): Depend on SI mode and DI mode.
955 (doubleint_general_operand): Remove mode attribute.
957 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
960 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
961 (*sub<mode>3_doubleword): Ditto.
963 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
964 using SWIM248 mode iterator.
965 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
966 using SWI48 mode iterator.
967 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
968 patterns using DWIH mode iterator and any_extend code iterator.
969 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
970 using any_extend code iterator.
971 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
972 patterns using DWIH mode iterator and any_extend code iterator.
973 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
974 using any_extend code iterator.
975 (<s>mul<mode>3_highpart): Macroize expander from
976 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
977 and any_extend code iterator.
978 (*<s>muldi3_highpart_1): Macroize insn from
979 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
980 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
981 patterns using any_extend code iterator.
982 (*<s>mulsi3_highpart_zext): Macroize insn from
983 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
985 2009-10-07 Jakub Jelinek <jakub@redhat.com>
987 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
988 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
989 refering to a DIE with DW_AT_const_value.
991 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
994 * ira-lives.c (check_and_make_def_conflict): Process all operands.
996 2009-10-06 Jan Hubicka <jh@suse.cz>
998 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1001 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1003 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1004 *lea_2_rex64): Move before *add<mode>_1 pattern.
1006 2009-10-07 Jan Hubicka <jh@suse.cz>
1008 * collect2.c (main): Add -fno-whole-program.
1009 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1011 2009-10-07 Jan Hubicka <jh@suse.cz>
1013 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1014 has no address taken.
1015 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1017 (cgraph_clone_node): Clear externally_visible flag for clones.
1018 * cgraph.h (cgraph_only_called_directly_p,
1019 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1020 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1021 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1022 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1023 ipcp_insert_stage): Likwise.
1024 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1025 externally_visible flag.
1026 (verify_cgraph_node): Verify that inline clones look right.
1027 (process_function_and_variable_attributes): Do not set
1028 externally_visible flags.
1029 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1031 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1033 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1034 clear externally_visible when turning into inline clones
1035 (cgraph_mark_inline_edge): Use new predicates.
1036 (cgraph_estimate_growth): Likewise.
1037 (cgraph_decide_inlining): Likewise.
1038 * ipa.c (cgraph_postorder): Likewise.
1039 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1040 that inline clones are not needed.
1041 (cgraph_externally_visible_p): New predicate.
1042 (function_and_variable_visibility): Add whole_program parameter;
1043 always set externally_visible flag; handle COMDAT function
1045 (local_function_and_variable_visibility): New function.
1046 (gate_whole_program_function_and_variable_visibility): New function.
1047 (whole_program_function_and_variable_visibility): New function.
1048 (pass_ipa_whole_program_visibility): New function.
1049 * passes.c (init_optimization_passes): Add whole program visibility
1051 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1052 not care about needed/reachable flags.
1053 * varpool.c: Include flags.h
1054 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1055 (varpool_finalize_decl): When we are in LTO read-back, all variables
1057 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1059 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1061 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1064 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1066 * config.gcc: Don't include the makefile fragments intended for
1068 * config/s390/fixdfdi.h: File removed.
1069 * config/s390/libgcc-glibc.ver: File removed.
1070 * config/s390/s390.h: Remove the fixdfdi.h hack.
1071 * config/s390/t-crtstuff: File moved to libgcc dir.
1072 * config/s390/t-linux: Likewise.
1073 * config/s390/t-tpf: libgcc specific parts removed.
1074 * config/s390/t-linux64: Likewise.
1076 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1078 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1079 (lto-compress.o): Likewise.
1081 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1084 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1085 dllexport to class members here.
1086 (i386_pe_determine_dllimport_p): Only check static class data for
1088 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1089 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1090 functions for vague linkage.
1091 (i386_pe_type_dllexport_p): Fix formatting.
1092 (maybe_add_dllexport) New function.
1093 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1096 2009-10-07 Ben Elliston <bje@au.ibm.com>
1098 * config/rs6000/a2.md: Remove duplicated lines.
1100 2009-10-07 Ben Elliston <bje@au.ibm.com>
1102 * config.gcc (powerpc*-*-*): Handle a2.
1103 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1104 * config/rs6000/a2.md: New file.
1105 * config/rs6000/rs6000.opt (mno-update): New.
1106 (mupdate): Return to using a mask, not a var.
1107 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1108 (enum processor_type): Add PROCESSOR_PPCA2.
1109 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1110 (rs6000_override_options): Add "a2" to processor_target_table.
1111 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1112 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1114 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1116 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1117 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1118 reference to nonexistent gen_truncxfxf2 function.
1120 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1122 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1123 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1124 (general_operand): Handle TI mode.
1125 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1126 using SDWIM mode iterator.
1127 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1128 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1129 using DWI mode iterator.
1130 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1131 patterns using SWI mode iterator.
1132 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1133 using SWI48 mode iterator.
1134 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1135 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1136 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1137 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1138 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1139 using SDWIM mode iterator.
1140 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1141 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1142 using DWI mode iterator.
1143 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1144 patterns using SWI mode iterator.
1145 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1146 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1147 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1148 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1149 patterns using plusminus code iterator.
1150 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1151 sub<mode>3 patterns using plusminus code iterator.
1152 * config/i386/i386.c (override_options): Update the call to
1153 gen_subdi_carry_rex64 for renamed function.
1154 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1155 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1156 calls to instruction expanders.
1158 2009-10-06 Martin Jambor <mjambor@suse.cz>
1161 * opts.c (decode_options): Run IPA-SRA at -O2.
1163 2009-10-06 Richard Guenther <rguenther@suse.de>
1165 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1167 2009-10-06 Tobias Burnus <burnus@net-b.de>
1170 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1171 -flto and -fwhole-program flags can be combined.
1173 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1176 * gcc.c (process_command): Check that -o argument was specified.
1178 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1180 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1182 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1184 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1185 * doc/invoke.texi (Warning Options): Annotate allowed languages
1186 for -Wunsuffixed-float-constants.
1188 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1190 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1191 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1192 same name and isn't the main variant.
1195 * dwarf2out.c (loc_by_reference): Removed.
1196 (dw_loc_list_1): New function.
1197 (dw_loc_list): Remove toplev argument, add want_address argument.
1198 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1199 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1200 want_address == 2 to dw_loc_list. For successful dw_loc_list
1201 set have_address to 1 only if want_address is not 0.
1203 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1205 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1206 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1207 a code block followed by two pointers.
1208 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1209 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1210 (MIPS_MOVE): Likewise.
1211 (MIPS_LUI): Likewise.
1212 (MIPS_JR): Likewise.
1213 (MIPS_BAL): Likewise.
1214 (MIPS_NOP): Likewise.
1215 (mips_asm_trampoline_template): Delete.
1216 (mips_trampoline_code_size): New function.
1217 (mips_trampoline_init): Add shorter sequences for all cases
1218 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1219 Calculate the opcodes directly, rather than copying from a template.
1220 Only flush the code part of the trampoline.
1221 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1223 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1225 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1226 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1227 (INCOMING_RETURN_ADDR_RTX): Likewise.
1228 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1230 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1231 with RETURN_ADDR_REGNUM.
1232 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1233 * config/mips/mips.c (mips16_build_call_stub): Replace
1234 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1235 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1236 (mips_print_operand_punctuation): Likewise.
1237 (mips_frame_set): Likewise.
1238 (mips16e_output_save_restore): Likewise.
1239 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1240 (mips_save_reg_p): Likewise.
1241 (mips_return_addr): Likewise.
1242 (mips_set_return_address): Likewise.
1243 (mips_direct_save_slot_move_p): Likewise.
1244 (mips_output_function_prologue): Likewise.
1245 (mips_restore_reg): Likewise.
1246 (mips_expand_epilogue): Likewise.
1247 (mips_epilogue_uses): Likewise.
1248 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1249 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1250 (clear_hazard_<mode>): Likewise.
1251 (call_internal): Likewise.
1252 (call_internal_direct): Likewise.
1253 (call_direct_split): Likewise.
1254 (call_value_internal): Likewise.
1255 (call_value_split): Likewise.
1256 (call_value_internal_direct): Likewise.
1257 (call_value_direct_split): Likewise.
1258 (call_value_multiple_internal): Likewise.
1259 (call_value_multiple_split): Likewise.
1261 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1262 Jakub Jelinek <jakub@redhat.com>
1264 PR rtl-optimization/41511
1265 * combine.c (record_value_for_reg): Pass explicit values as argument
1266 to get_last_value_validate.
1267 (get_last_value_validate): Document INSN parameter.
1268 For non-readonly MEMs, assume they might have been modified if INSN
1269 was in another basic block.
1270 (get_last_value): Minor reformatting.
1272 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1275 * final.c (asm_str_count): Split out from asm_insn_count.
1276 * rtl.h (asm_str_count): New prototype.
1277 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1280 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1282 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1284 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1285 Rafael Espindola <espindola@google.com>
1287 * gengtype.c (write_types): Moved call to write_func_for_structure
1288 into seperate loops.
1290 2009-10-05 Richard Guenther <rguenther@suse.de>
1293 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1294 (input_cgraph_1): Input toplevel asms.
1296 2009-10-05 Richard Guenther <rguenther@suse.de>
1299 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1300 (external_aggregate_decl_p): Likewise.
1301 (lto_symtab_compatible): Re-structure. Remove dead code.
1302 For variables ignore toplevel qualifiers when comparing types.
1303 Issue warnings, not errors for mismatched user-alignment.
1305 2009-10-05 Richard Guenther <rguenther@suse.de>
1309 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1310 (struct lto_symtab_identifier_def): Likewise.
1311 (struct lto_symtab_decl_def): Likewise.
1312 (struct lto_symtab_entry_def): New.
1313 (lto_symtab_identifier_t): Rename to ...
1314 (lto_symtab_entry_t): ... this.
1315 (lto_symtab_decls): Remove.
1316 (lto_symtab_base_hash): Rename to ...
1317 (lto_symtab_entry_hash): ... this.
1318 (lto_symtab_base_eq): Rename to ...
1319 (lto_symtab_entry_eq): ... this.
1320 (lto_symtab_base_marked_p): Rename to ...
1321 (lto_symtab_entry_marked_p): ... this.
1322 (lto_symtab_identifier_marked_p): Remove.
1323 (lto_symtab_decl_marked_p): Likewise.
1324 (lto_symtab_maybe_init_hash_tables): Rename to ...
1325 (lto_symtab_maybe_init_hash_table): ... this.
1326 (lto_symtab_set_resolution_and_file_data): Remove.
1327 (lto_symtab_register_decl): New function.
1328 (lto_symtab_get_identifier): Remove.
1329 (lto_symtab_get): New function.
1330 (lto_symtab_get_resolution): Adjust.
1331 (lto_symtab_get_identifier_decl): Remove.
1332 (lto_symtab_set_identifier_decl): Likewise.
1333 (lto_symtab_merge_decl): Rename to ...
1334 (lto_symtab_merge): ... this. Rewrite.
1335 (lto_symtab_merge_var): Remove.
1336 (lto_symtab_merge_fn): Likewise.
1337 (lto_symtab_prevailing_decl): Adjust.
1338 (lto_cgraph_replace_node): New function.
1339 (lto_symtab_merge_decls_2): Likewise.
1340 (lto_symtab_merge_decls_1): Likewise.
1341 (lto_symtab_fixup_var_decls): Likewise.
1342 (lto_symtab_resolve_symbols): Likewise.
1343 (lto_symtab_merge_decls): Likewise.
1344 (lto_symtab_prevailing_decl): Adjust.
1345 (lto_symtab_get_symtab_def): Remove.
1346 (lto_symtab_get_file_data): Likewise.
1347 (lto_symtab_clear_resolution): Adjust.
1348 (lto_symtab_clear_resolution): Likewise.
1349 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1350 (input_cgraph_1): Likewise.
1351 * lto-streamer-in.c (get_resolution): Do not provide fake
1352 symbol resolutions here.
1353 (deferred_global_decls): Remove.
1354 (lto_register_deferred_decls_in_symtab): Likewise.
1355 (lto_register_var_decl_in_symtab): Change signature, register
1356 variable via lto_symtab_register_decl.
1357 (lto_register_function_decl_in_symtab): Likewise.
1358 (lto_read_tree): Adjust.
1359 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1360 (lto_symtab_merge_var): Likewise.
1361 (lto_symtab_merge_fn): Likewise.
1362 (lto_symtab_register_decl): Declare.
1363 (lto_symtab_merge_decls): Likewise.
1365 2009-10-05 Richard Guenther <rguenther@suse.de>
1367 PR tree-optimization/23821
1368 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1369 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1370 simple IV increments.
1372 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1374 * config/arm/arm.c (arm_override_options): Really initialize
1375 flag_dwarf2_cfi_asm to 0.
1377 2009-10-05 Doug Kwan <dougkwan@google.com>
1379 PR rtl-optimization/41574
1380 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1381 floating point and we are not doing unsafe math optimizations.
1383 2009-10-03 Simon Baldwin <simonb@google.com>
1384 Cary Coutant <ccoutant@google.com>
1385 Rafael Espindola <espindola@google.com>
1386 Richard Guenther <rguenther@suse.de>
1387 Jan Hubicka <jh@suse.cz>
1388 Doug Kwan <dougkwan@google.com>
1389 H.J. Lu <hongjiu.lu@intel.com>
1390 Bill Maddox <maddox@google.com>
1391 Ryan Mansfield <rmansfield@qnx.com>
1392 Diego Novillo <dnovillo@google.com>
1393 Ollie Wild <aaw@google.com>
1394 Kenneth Zadeck <zadeck@naturalbridge.com>
1396 * lto-cgraph.c: New file.
1397 * lto-compress.c: New file.
1398 * lto-compress.h: New file.
1399 * lto-opts.c: New file.
1400 * lto-section-in.c: New file.
1401 * lto-section-out.c: New file.
1402 * lto-streamer-in.c: New file.
1403 * lto-streamer-out.c: New file.
1404 * lto-streamer.c: New file.
1405 * lto-streamer.h: New file.
1406 * lto-symtab.c: New file.
1407 * lto-wpa-fixup.c: New file.
1408 * lto-wrapper.c: New file.
1410 2009-10-03 Simon Baldwin <baldwin@google.com>
1411 Ben Elliston <bje@au.ibm.com>
1412 Rafael Espindola <espindola@google.com>
1413 Nathan Froyd <froydnj@codesourcery.com>
1414 Jan Hubicka <jh@suse.cz>
1415 Doug Kwan <dougkwan@google.com>
1416 Diego Novillo <dnovillo@google.com>
1417 Kenneth Zadeck <zadeck@naturalbridge.com>
1419 * Makefile.in (enable_lto): New.
1420 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1421 (LINKER_PLUGIN_API_H): Define.
1422 (LTO_SYMTAB_H): Define.
1423 (LTO_STREAMER_H): Define.
1424 (TREE_VECTORIZER_H): Define.
1425 (INCLUDES): Add LIBELFINC.
1426 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1427 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1428 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1429 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1430 (native): Add lto-wrapper$(exeext)
1431 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1432 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1433 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1434 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1435 (varasm.o): Add dependency on tree-iterator.h.
1436 (cgraph.o): Add dependency on cif-code.def.
1437 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1438 (ipa-pure-const.o): Likewise.
1439 (GTFILES): Add lto-symtab.c.
1440 (install-lto-wrapper): New.
1441 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1442 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1443 * config.in: Regenerate.
1445 2009-10-03 Rafael Espindola <espindola@google.com>
1446 Diego Novillo <dnovillo@google.com>
1448 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1449 ipa_write_summaries.
1450 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1452 (cgraph_optimize): Make extern.
1454 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1455 Kenneth Zadeck <zadeck@naturalbridge.com>
1457 * toplev.c (in_lto_p): Declare.
1458 * collect2.c (scan_prog_file): Read all the output when reading
1459 information for LTO.
1460 (enum lto_mode_d): Declare.
1462 2009-10-03 Richard Guenther <rguenther@suse.de>
1463 Diego Novillo <dnovillo@google.com>
1465 * gimple.c: Include target.h and alias.h.
1466 (gimple_types): Declare.
1467 (type_hash_cache): Declare.
1468 (gimple_alloc_stat): Make extern.
1469 (gimple_build_eh_must_not_throw): Call
1470 gimple_eh_must_not_throw_set_fndecl.
1471 (struct type_pair_d): Declare.
1472 (type_pair_t): Declare.
1473 (type_pair_hash): New.
1474 (type_pair_eq): New.
1475 (lookup_type_pair): New.
1476 (gimple_force_type_merge): New.
1477 (compare_type_names_p): New.
1478 (compare_field_offset): New.
1479 (gimple_types_compatible_p): New.
1480 (struct sccs): Declare.
1481 (next_dfs_num): Declare.
1482 (iterative_hash_gimple_type): New.
1484 (iterative_hash_type_name): New.
1485 (iterative_hash_gimple_type): New.
1486 (gimple_type_hash): New.
1487 (gimple_type_eq): New.
1488 (gimple_register_type): New.
1489 (print_gimple_types_stats): New.
1490 (gimple_signed_or_unsigned_type): New.
1491 (gimple_unsigned_type): New.
1492 (gimple_signed_type): New.
1493 (gimple_get_alias_set): New.
1494 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1495 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1496 (gimple_force_type_merge): Declare.
1497 (gimple_types_compatible_p): Declare.
1498 (gimple_register_type): Declare.
1499 (print_gimple_types_stats): Declare.
1500 (gimple_unsigned_type): Declare.
1501 (gimple_signed_type): Declare.
1502 (gimple_get_alias_set): Declare.
1503 (gimple_eh_must_not_throw_set_fndecl): New.
1505 2009-10-03 Jan Hubicka <jh@suse.cz>
1506 Kenneth Zadeck <zadeck@naturalbridge.com>
1508 * ipa-pure-const.c: Include lto-streamer.h.
1509 (register_hooks): Factor out of ...
1510 (generate_summary): ... here.
1511 (pure_const_write_summary): New.
1512 (pure_const_read_summary): New.
1513 (pass_ipa_pure_const): Add pure_const_write_summary and
1514 pure_const_read_summary.
1515 * ipa-reference.c: Include lto-streamer.h.
1516 (add_new_function): New.
1517 (remove_node_data): New.
1518 (duplicate_node_data): New.
1519 (ipa_init): Guard against multiple calls.
1520 Move hook setup from analyze_function.
1521 (write_node_summary_p): New.
1522 (ipa_reference_write_summary): New.
1523 (ipa_reference_read_summary): New.
1524 (pass_ipa_reference): Add ipa_reference_write_summary and
1525 ipa_reference_read_summary.
1526 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1527 (struct cgraph_edge): Add fields lto_stmt_uid and
1528 call_stmt_cannot_inline_p.
1529 (cgraph_optimize): Declare.
1530 (cgraph_decide_is_function_needed): Declare.
1531 (reset_inline_failed): Declare.
1532 (enum LTO_cgraph_tags): Declare.
1533 (LTO_cgraph_tag_names): Declare.
1534 (LCC_NOT_FOUND): Define.
1536 2009-10-03 Doug Kwan <dougkwan@google.com>
1537 Rafael Espindola <espindola@google.com>
1538 Jan Hubicka <jh@suse.cz>
1539 Diego Novillo <dnovillo@google.com>
1540 Kenneth Zadeck <zadeck@naturalbridge.com>
1542 * passes.c (all_regular_ipa_passes): New.
1543 (all_ipa_passes): Rename to all_small_ipa_passes.
1544 (init_optimization_passes): Init all_regular_ipa_passes.
1545 * tree-pass.h (all_regular_ipa_passes): New.
1546 (all_ipa_passes): Rename to all_small_ipa_passes.
1547 * passes.c (all_lto_gen_passes): New.
1548 (init_optimization_passes): Initialize all_lto_gen_passes.
1549 (execute_ipa_summary_passes): Make non-static.
1550 (ipa_write_summaries_1): New.
1551 (ipa_write_summaries_2): New.
1552 (ipa_write_summaries): New.
1553 (ipa_write_summaries_of_cgraph_node_set): New.
1554 (ipa_read_summaries_1): New.
1555 (ipa_read_summaries): New.
1556 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1557 (execute_regular_ipa_pass_list): Remove.
1558 (init_optimization_passes): Schedule
1559 pass_rebuild_cgraph_edges and pass_early_inline outside
1560 of pass_all_early_optimizations. Document reason.
1561 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1562 pass_ipa_lto_finish_out): New pass.
1563 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1564 (execute_all_ipa_transforms): New.
1565 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1566 (dump_properties, debug_properties): New.
1567 * tree-optimize.c (gate_all_early_local_passes): Return
1568 false if we are in lto1.
1569 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1570 * tree-pass.h (execute_all_ipa_transforms): Declare.
1571 (pass_ipa_function_and_variable_visibility): Declare.
1572 (pass_ipa_early_inline): Declare.
1573 (pass_ipa_lto_gimple_out): Declare.
1574 (pass_ipa_lto_wpa_fixup): Declare.
1575 (pass_ipa_lto_finish_out): Declare.
1576 (all_small_ipa_passes, all_regular_ipa_passes,
1577 all_lto_gen_passes): Declare.
1578 (execute_ipa_summary_passes): Declare.
1579 (execute_all_ipa_transforms): Declare.
1580 (ipa_write_summaries): Declare
1581 (ipa_write_summaries_of_cgraph_node_set): Declare.
1582 (ipa_read_summaries): Declare.
1584 2009-10-03 Doug Kwan <dougkwan@google.com>
1585 Ollie Wild <aaw@google.com>
1587 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1589 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1590 (lto_mode): New variable.
1591 (maybe_run_lto_and_relink): Handle the -fwpa option.
1592 (main): Handle the -fwpa option.
1593 (maybe_unlink_list): New function.
1594 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1595 * common.opt (flto): New flag.
1596 * toplev.c (flag_generate_lto): Declare.
1598 2009-10-03 Simon Baldwin <simonb@google.com>
1600 * common.opt (flto-compression-level): New flag.
1602 * opts.c: Include lto-opts.h.
1603 (handle_option): Call lto_register_user_option for each
1604 valid option handled.
1605 (decode_options): Clear registered options before the options
1608 2009-10-03 Cary Coutant <ccoutant@google.com>
1610 * collect2.c (is_elf): New function.
1611 (scan_prog_file): Require LTO object to be in ELF format.
1613 2009-10-03 Rafael Espindola <espindola@google.com>
1615 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1616 libgcc to the linker.
1618 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1620 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1621 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1623 * collect2.h (collect_execute): Add flags argument.
1624 * tlink.c (tlink_execute): Update call to collect_execute.
1625 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1626 (use_linker_plugin): New.
1627 (use_linker_plugin_spec_function): New.
1628 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1629 (linker_plugin_file_spec): New.
1630 (lto_wrapper_spec): New.
1631 (lto_gcc_spec): New.
1632 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1633 (static_spec_functions): Add use-linker-plugin.
1634 (process_command): Handle -use-linker-plugin.
1635 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1636 linker_plugin_file_spec and lto_gcc_spec.
1637 (use_linker_plugin_spec_function): New.
1639 2009-10-03 Richard Guenther <rguenther@suse.de>
1643 * tree.h (is_lang_specific): Include LANG_TYPE.
1644 * tree.c (find_decls_types_r): Manually add interesting parts
1645 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1647 * gimple.c (type_pair_hash): Make symmetric.
1648 (type_pair_eq): Likewise.
1649 (lookup_type_pair): Increase initial hashtable size.
1650 (gimple_force_type_merge): Rely on type-pair symmetry.
1651 (visit): Remove excessive checking code.
1652 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1653 (gimple_register_type): Remove getenv calls, shrink initial
1657 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1658 inline functions if not generating lto output.
1661 * toplev.c (finalize): In WPA mode remove the asm file.
1663 2009-10-03 Doug Kwan <dougkwan@google.com>
1665 * ipa-inline.c (cgraph_mark_inline): Check
1666 edge->call_stmt_cannot_inline_p instead of calling
1667 gimple_call_cannot_inline_p.
1668 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1669 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1670 (inline_generate_summary): Do nothing in LTRANS.
1671 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1672 exists before calling gimple_call_cannot_inline_p.
1673 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1674 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1675 Update new_edge->lto_stmt_uid.
1676 * cgraphbuild.c (reset_inline_failed): New.
1678 * common.opt (fwpa): New flag.
1679 (fltrans): New option.
1680 * gcc.c (gcc_lto_option_t): New type.
1681 (current_lto_option): New variable.
1682 (lto_single_spec_function): Remove and is replaced by ..
1683 (lto_option_spec_function): New function.
1684 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1685 passing the -flto flag.
1686 (cc1_options): Separate non-LTO related parts into ..
1687 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1688 (lto1_options): New spec for lto FE.
1689 (link_lto_options): New spec for handling LTO flags in linker.
1690 (invoke_lto_single): Re-format to fit in 80 column. Replace
1691 lto-single with lto-option.
1692 (static_specs): Add cc1_non_lto_options, lto1_options and
1694 (static_spec_function): Replace lto-single with lto-option.
1695 (process_command): Handle -flto, -fwpa and -fltran by setting
1696 current_lto_option and not passing it to subprocess unconditionally.
1698 2009-10-03 Bill Maddox <maddox@google.com>
1700 Add `gcc' driver support for link-time code generation (LTO).
1702 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1703 (lto_flag, lto_objects, lto_o_file): New variables.
1704 (struct lto_object, struct lto_object_list): New structures.
1705 (collect_exit, handler): Remove LTO temporary output file on exit.
1706 (add_lto_object): New function.
1707 (maybe_run_lto_and_relink): New function. Perform link time code
1708 generation and relinking for object files containing LTO information.
1709 (main): Invoke maybe_run_lto_and_relink().
1710 (dump_argv): New function. For debugging, currently disabled.
1711 (scan_prog_file): Add LTO information pass.
1712 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1714 * toplev.c (compile_file): Emit assembler directive to create
1715 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1717 2009-10-03 Diego Novillo <dnovillo@google.com>
1719 * c.opt: Add LTO to warn_abi and warn_psabi.
1721 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1722 inline function. Ignore language-specific nodes. Update all users.
1723 (find_decls_types_r): Do not traverse the subtrees of
1724 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1725 * tree.h (is_lang_specific): New.
1726 * langhooks.h (struct lang_hooks_for_decls): Remove
1727 may_need_assembler_name_p. Update all users.
1729 * c-common.c (set_builtin_user_assembler_name): Move ...
1730 * builtins.c (set_builtin_user_assembler_name): ... here.
1731 (is_builtin_name): Add comment
1732 (is_builtin_fn): New.
1733 * except.c (output_ttype): Only call
1734 lookup_type_for_runtime if TYPE is not a runtime type.
1736 * passes.c (register_pass): Call position_pass on
1737 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1738 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1739 (TV_IPA_LTO_DECL_IO): Define.
1740 (TV_IPA_LTO_CGRAPH_IO): Define.
1742 (TV_WHOPR_WPA): Define.
1743 (TV_WHOPR_WPA_IO): Define.
1744 (TV_WHOPR_LTRANS): Define.
1745 (TV_WHOPR_WPA_FIXUP): Define.
1746 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1747 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1748 * tree-flow.h (tree_node_can_be_shared): Declare.
1749 * tree-inline.c (tree_can_inline_p): Check that E has a
1750 statement associated with it.
1751 * tree.c (free_lang_data_in_binf): Factor out of ...
1752 (free_lang_data_in_type): ... here.
1753 Call RECORD_OR_UNION_TYPE_P.
1754 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1755 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1756 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1757 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1758 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1759 (gate_free_lang_data): Return true if flag_generate_lto is set.
1760 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1761 * c-common.h (set_builtin_user_assembler_name): Move ...
1762 * tree.h (set_builtin_user_assembler_name): ... here.
1764 * common.opt (flto-report): New flag.
1765 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1766 * collect2.c (scan_prog_file): Send the error output of
1767 'nm' to HOST_BIT_BUCKET.
1769 2009-10-03 Ollie Wild <aaw@google.com>
1771 * langhooks-def.h (lhd_begin_section): New function declaration.
1772 (lhd_write_section): New function declaration.
1773 (lhd_end_section): New function declaration.
1774 (LANG_HOOKS_BEGIN_SECTION): New macro.
1775 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1776 (LANG_HOOKS_END_SECTION): New macro.
1777 (LANG_HOOKS_LTO): New macro.
1778 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1779 * langhooks.c (output.h): Add include.
1780 (saved_section): New static variable.
1781 (lhd_begin_section): New function.
1782 (lhd_write_section_data): New function.
1783 (lhd_end_section): New function.
1784 * langhooks.h (struct lang_hooks_for_lto): New structure.
1785 (struct lang_hooks): Add member lto.
1786 * Makefile.in (langhooks.o): Add dependency on output.h.
1788 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1790 2009-10-03 Richard Guenther <rguenther@suse.de>
1792 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1795 2009-10-03 Simon Baldwin <simonb@google.com>
1796 Richard Guenther <rguenther@suse.de>
1797 Janis Johnson <janis187@us.ibm.com>
1798 Doug Kwan <dougkwan@google.com>
1799 Diego Novillo <dnovillo@google.com>
1800 Ramana Radhakrishnan <ramana.r@gmail.com>
1801 Ollie Wild <aaw@google.com>
1803 * doc/install.texi: Add documentation for libelf and --enable-lto.
1804 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1805 -flto-report, -flto-compression-level and -use-linker-plugin.
1806 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1807 Add section for LTO Testing.
1809 2009-10-02 Cary Coutant <ccoutant@google.com>
1811 Add support for comdat type sections for DWARF v4.
1812 Merge from dwarf4 branch.
1814 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1815 (dw_die_ref): Define vector type.
1816 (enum dw_val_class): Add dw_val_class_data8.
1817 (struct dw_val_struct): Add v.val_data8.
1818 (comdat_type_node_ref): New type.
1819 (struct die_struct): Move die_symbol into a union; add new field
1820 die_type_node. Change all uses.
1821 (comdat_type_node): New type.
1822 (skeleton_chain_node): New type.
1823 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1824 (comdat_type_list): New variable.
1825 (dwarf_tag_name): Add DW_TAG_type_unit.
1826 (dwarf_attr_name): Add DW_AT_signature.
1827 (add_AT_data8): New function.
1828 (replace_child): New function.
1829 (move_all_children): New function.
1830 (print_signature): New function.
1831 (print_die): Print signature information; add dw_val_class_data8.
1832 (attr_checksum): Support dw_val_class_data8.
1833 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1834 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1835 (checksum_sleb128, checksum_uleb128): New functions.
1836 (checksum_die_context): New function.
1837 (loc_checksum_ordered): New function.
1838 (attr_checksum_ordered): New function.
1839 (struct checksum_attributes): New structure.
1840 (collect_checksum_attributes): New function.
1841 (die_checksum_ordered): New function.
1842 (generate_type_signature): New function.
1843 (same_dw_val_p): Add dw_val_class_data8.
1844 (is_symbol_die): Use new is_declaration_die function.
1845 (is_declaration_die): New function.
1846 (should_move_die_to_comdat): New function.
1847 (clone_die): New function.
1848 (clone_tree): New function.
1849 (clone_as_declaration): New function.
1850 (copy_declaration_context): New function.
1851 (generate_skeleton_ancestor_tree): New function.
1852 (generate_skeleton_bottom_up): New function.
1853 (generate_skeleton): New function.
1854 (remove_child_or_replace_with_skeleton): New function.
1855 (break_out_comdat_types): New function.
1856 (struct decl_table_entry): New type.
1857 (htab_decl_hash): New function.
1858 (htab_decl_eq): New function.
1859 (htab_decl_del): New function.
1860 (copy_ancestor_tree): New function.
1861 (copy_decls_walk): New function.
1862 (copy_decls_for_unworthy_types): New function.
1863 (build_abbrev_table): Don't assert on missing die_symbol when doing
1864 comdat type sections.
1865 (size_of_die): Use DW_FORM_sig8 for external references. Add
1867 (unmark_dies): Don't assert for unmarked dies when doing comdat
1869 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1870 (output_signature): New function.
1871 (output_die): Likewise.
1872 (output_compilation_unit_header): Mark output as DWARF version 3
1873 even if generating DWARF 4.
1874 (output_comdat_type_unit): New function.
1875 (output_line_info): Mark output as DWARF version 3 even if generating
1877 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1879 (dwarf2out_end_source_file): Likewise.
1880 (prune_unused_types_walk_attribs): Don't follow references into
1881 comdat type sections.
1882 (prune_unused_types_mark): When generating type units, do not mark
1883 children of non-defining declarations of types; do mark children of
1885 (prune_unused_types): Process comdat type sections.
1886 (htab_ct_hash): New function.
1887 (htab_ct_eq): New function.
1888 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1889 Add a pointer to the line table from type unit entries so
1890 DW_AT_decl_file has meaning.
1891 * varasm.c (default_elf_asm_named_section): Use identifier name as
1892 comdat key instead of lang hook.
1894 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1896 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1898 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md (SWIM248): New mode iterator.
1901 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1902 divmodhi4 patterns using SWIM248 macro.
1903 (*divmod<mode>4): Macroize insn_and_split pattern from
1904 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1905 and their corresponding splitters usign SWIM248 macro. Split SImode
1906 insn to generate cltd and DImode insn to generate cqto instead of
1907 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1908 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1909 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1910 *divmodsi_noext patterns using SWIM248 macro.
1911 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1912 udivmodhi4 patterns using SWIM248 macro.
1913 (*udivmod<mode>4): Macroize insn_and_split pattern from
1914 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1915 corresponding splitters using SWIM248 macro.
1916 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1917 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1919 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1921 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1922 of zero-sized element is zero-sized regardless of its extent.
1924 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1927 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1928 * configure: Regenerated.
1929 * config.in: Regenerated.
1930 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1931 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1932 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1933 not emitting .eh_frame, emit .cfi_sections .debug_frame
1938 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1939 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1941 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1942 vars use DECL_RTL with resetting it back to NULL afterwards.
1943 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1944 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1945 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1946 the attribute type allows it, otherwise use DW_FORM_dataN.
1947 (mem_loc_descriptor): Handle CONST_STRING.
1948 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1949 Handle MEM with CONST_STRING address using add_AT_string.
1950 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1951 CONST_STRING for const arrays initialized with a string literal.
1952 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1953 (dwarf2out_finish): Call resolve_addr.
1955 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1956 Maxim Kuvyrkov <maxim@codesourcery.com>
1958 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1960 2009-10-02 Nick Clifton <nickc@redhat.com>
1962 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1963 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1965 2009-10-01 Jan Hubicka <jh@suse.cz>
1967 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1968 (cgraph_create_virtual_clone): Just pass redirect_callers
1970 * cgraph.h (cgraph_clone_node): Update prototype.
1971 * ipa-pure-const.c (self_recursive_p): New function.
1972 (propagate): Use it.
1973 * ipa-inline.c (cgraph_clone_inlined_nodes,
1974 cgraph_decide_recursive_inlining): Update.
1976 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1978 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1979 instructions for TARGET_OCTEON.
1981 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1983 * config/arm/arm.c (arm_override_options): Turn off
1984 flag_dwarf2_cfi_asm for AAPCS variants.
1986 2009-10-01 Martin Jambor <mjambor@suse.cz>
1989 * tree-sra.c (convert_callers): Do not call
1990 compute_inline_parameters on one caller more than once.
1992 2009-10-01 Nick Clifton <nickc@redhat.com>
1994 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1995 an empty string if not already defined.
1997 2009-10-01 Martin Jambor <mjambor@suse.cz>
2000 * tree-sra.c (is_va_list_type): New function.
2001 (find_var_candidates): Call is_va_list_type.
2002 (find_param_candidates): Check that the type or the type pointed
2003 to are not va_list types.
2005 2009-10-01 Martin Jambor <mjambor@suse.cz>
2008 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2009 DECL_ARTIFICIAL (param_decl) is true.
2011 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2013 * tree.h (tree_decl_common::lang_flag_8): New.
2014 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2016 * c-common.h (RID_CONSTEXPR): New.
2018 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2020 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2021 Use ref-all pointers.
2022 (alpha_gimplify_va_arg): Ditto.
2024 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2027 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2028 before insn counting loop now that BB_END (bb) is counted. Ensure
2029 the return value isn't zero.
2031 2009-09-30 Nick Clifton <nickc@redhat.com>
2033 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2034 with separate definitions of c_target_objs and cxx_target_objs.
2035 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2037 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2038 sh_symbian_import_export_class.
2039 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2040 * config/sh/symbian.c: Delete, moving code into...
2041 * config/sh/symbian-base.c: ... here
2042 * config/sh/symbian-c.c: ... and here
2043 * config/sh/symbian-cxx.c: ... and here.
2045 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2048 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2049 of plus RTX into register.
2051 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2053 * doc/install.texi: Linguistic and markup fixes.
2054 (Configuration) <--disable-cpp>: Remove description.
2055 <--enable-maintainer-mode>: Autotools files are affected, too.
2056 <--with-sysroot>: Improve description.
2057 (Building): Bump required GNU make version.
2059 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2061 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2062 (x86_64-*-*): Ditto.
2064 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2065 intrinisics for FMA4.
2066 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2067 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2068 Add FMA4 check and fma4intrin.h.
2069 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2071 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2072 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2073 constant for FMA4 support.
2074 (UNSPEC_FMA4_FMADDSUB): Ditto.
2075 (UNSPEC_FMA4_FMSUBADD): Ditto.
2076 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2077 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2078 (ix86_expand_fma4_multiple_memory): Ditto.
2079 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2080 (OPTION_MASK_ISA_FMA4_UNSET): New.
2081 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2082 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2083 (ix86_handle_option): Handle -mfma4.
2084 (isa_opts): Handle -mfma4.
2085 (enum pta_flags): Add PTA_FMA4.
2086 (override_options): Add FMA4 support.
2087 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2088 (IX86_BUILTIN_VFMADDSD): Ditto.
2089 (IX86_BUILTIN_VFMADDPS): Ditto.
2090 (IX86_BUILTIN_VFMADDPD): Ditto.
2091 (IX86_BUILTIN_VFMSUBSS): Ditto.
2092 (IX86_BUILTIN_VFMSUBSD): Ditto.
2093 (IX86_BUILTIN_VFMSUBPS): Ditto.
2094 (IX86_BUILTIN_VFMSUBPD): Ditto.
2095 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2096 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2097 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2098 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2099 (IX86_BUILTIN_VFNMADDSS): Ditto.
2100 (IX86_BUILTIN_VFNMADDSD): Ditto.
2101 (IX86_BUILTIN_VFNMADDPS): Ditto.
2102 (IX86_BUILTIN_VFNMADDPD): Ditto.
2103 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2104 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2105 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2106 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2107 (IX86_BUILTIN_VFMADDPS256): Ditto.
2108 (IX86_BUILTIN_VFMADDPD256): Ditto.
2109 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2110 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2111 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2112 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2113 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2114 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2115 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2116 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2117 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2118 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2119 (enum multi_arg_type): New enum for describing the various FMA4
2120 intrinsic argument types.
2121 (bdesc_multi_arg): New table for FMA4 intrinsics.
2122 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2123 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2125 (ix86_expand_builtin): Add FMA4 intrinsic support.
2126 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2127 operand instructions.
2128 (ix86_expand_fma4_multiple_memory): New function to split the
2129 second memory reference from FMA4 instructions.
2130 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2131 (ssemodesuffixf2s): Ditto.
2132 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2134 (fma4_fmsub<mode>4): Ditto.
2135 (fma4_fnmadd<mode>4): Ditto.
2136 (fma4_fnmsub<mode>4): Ditto.
2137 (fma4_vmfmadd<mode>4): Ditto.
2138 (fma4_vmfmsub<mode>4): Ditto.
2139 (fma4_vmfnmadd<mode>4): Ditto.
2140 (fma4_vmfnmsub<mode>4): Ditto.
2141 (fma4_fmadd<mode>4256): Ditto.
2142 (fma4_fmsub<mode>4256): Ditto.
2143 (fma4_fnmadd<mode>4256): Ditto.
2144 (fma4_fnmsub<mode>4256): Ditto.
2145 (fma4_fmaddsubv8sf4): Ditto.
2146 (fma4_fmaddsubv4sf4): Ditto.
2147 (fma4_fmaddsubv4df4): Ditto.
2148 (fma4_fmaddsubv2df4): Ditto.
2149 (fma4_fmsubaddv8sf4): Ditto.
2150 (fma4_fmsubaddv4sf4): Ditto.
2151 (fma4_fmsubaddv4df4): Ditto.
2152 (fma4_fmsubaddv2df4): Ditto.
2153 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2154 instructions for intrinsics.
2155 (fma4i_fmsub<mode>4): Ditto.
2156 (fma4i_fnmadd<mode>4): Ditto.
2157 (fma4i_fnmsub<mode>4): Ditto.
2158 (fma4i_vmfmadd<mode>4): Ditto.
2159 (fma4i_vmfmsub<mode>4): Ditto.
2160 (fma4i_vmfnmadd<mode>4): Ditto.
2161 (fma4i_vmfnmsub<mode>4): Ditto.
2162 (fma4i_fmadd<mode>4256): Ditto.
2163 (fma4i_fmsub<mode>4256): Ditto.
2164 (fma4i_fnmadd<mode>4256): Ditto.
2165 (fma4i_fnmsub<mode>4256): Ditto.
2166 (fma4i_fmaddsubv8sf4): Ditto.
2167 (fma4i_fmaddsubv4sf4): Ditto.
2168 (fma4i_fmaddsubv4df4): Ditto.
2169 (fma4i_fmaddsubv2df4): Ditto.
2170 (fma4i_fmsubaddv8sf4): Ditto.
2171 (fma4i_fmsubaddv4sf4): Ditto.
2172 (fma4i_fmsubaddv4df4): Ditto.
2173 (fma4i_fmsubaddv2df4): Ditto.
2175 * doc/invoke.texi (-mfma4): Add documentation.
2176 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2178 2009-09-29 Richard Henderson <rth@redhat.com>
2180 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2181 an edge to the new destination block.
2183 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2186 * pa.c (hppa_profile_hook): Use
2187 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2189 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2190 Alexander Monakov <amonakov@ispras.ru>
2193 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2194 (not_postinc_memory_operand): New.
2195 (not_postinc_move_operand): New.
2196 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2197 (*cmovsi_internal): Ditto.
2199 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2201 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2202 restrict issue_rate in first pass when scheduling for register
2205 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2206 Rafael Avila de Espindola <espindola@google.com>
2208 * gengtype.c (plugin_output): New.
2209 (get_output_file_with_visibility): Return plugin_output for plugins.
2210 (main): Parse and use the -P option.
2211 * gty.texi: Update the command line format.
2213 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2216 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2218 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2219 out if !const_ok_for_output.
2222 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2223 case VAR_LOCATION>: Remove gcc_unreachable ().
2225 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2227 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2228 (x86_64-*-*): Ditto.
2229 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2230 back to smmintrin.h.
2231 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2232 * config/i386/x86intrin.h: Remove SSE5.
2233 * config/i386/mmintrin-common.h: Delete file.
2234 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2236 2009-09-29 Richard Guenther <rguenther@suse.de>
2238 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2239 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2241 2009-09-29 Nick Clifton <nickc@redhat.com>
2243 * function.c (current_function_name): If there is no current
2244 function just return "<none>".
2246 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2248 * tree-pass.h (register_pass_info): New structure.
2249 (pass_positioning_ops): Move enum from gcc-plugin.h.
2250 (register_pass): New function.
2251 * gcc-plugin.h (plugin_pass): Delete structure.
2252 (pass_positioning_ops): Delete enum.
2253 * plugin.c (regsiter_pass): Delete function.
2254 (position_pass): Delete function.
2255 (added_pass_nodes): Delete variable.
2256 (prev_added_pass_nodes): Delete variable.
2257 (pass_list_node): Delete structure.
2258 * passes.c (make_pass_instance): New function.
2259 (next_pass_1): Change to call make_pass_instance.
2260 (pass_list_node): Move structure from gcc-plugin.h.
2261 (added_pass_nodes): Move variable from plugin.c.
2262 (prev_added_pass_nodes): Move variable from plugin.c.
2263 (position_pass): New function.
2264 (register_pass): New function.
2266 2009-09-28 Easwaran Raman <eraman@google.com>
2268 * ifcvt.c (noce_try_abs): Recognize pattern and call
2269 expand_one_cmpl_abs_nojump.
2270 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2271 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2273 2009-09-28 Ian Lance Taylor <iant@google.com>
2276 * c-opts.c (c_common_handle_option): Don't set
2277 warn_jump_misses_init for -Wall.
2278 * doc/invoke.texi (Warning Options): Update documentation.
2280 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2282 * Makefile.in ($(out_object_file)): Depend on
2283 gt-$(basename $(notdir $(out_file))).h.
2285 2009-09-28 Richard Henderson <rth@redhat.com>
2287 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2288 * except.c (gen_eh_region): Set it.
2289 (duplicate_eh_regions_1): Copy it.
2290 * tree-eh.c (lower_resx): Use it to determine which function
2293 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2294 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2295 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2296 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2297 BUILT_IN_CXA_END_CLEANUP if necessary.
2299 * c-common.c (c_define_builtins): Update call to
2300 build_common_builtin_nodes.
2302 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2304 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2306 2009-09-28 Michael Matz <matz@suse.de>
2308 * builtins.c (interclass_mathfn_icode): New helper.
2309 (expand_builtin_interclass_mathfn): Use it here, and split folding
2311 (fold_builtin_interclass_mathfn): ... this new folder.
2312 (build_call_nofold_loc): New static helper.
2313 (build_call_nofold): New wrapper macro for above.
2314 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2315 (expand_builtin_pow): Ditto.
2316 (expand_builtin_memset_args): Ditto.
2317 (expand_builtin_printf): Ditto.
2318 (expand_builtin_fprintf): Ditto.
2319 (expand_builtin_sprintf): Ditto.
2320 (expand_builtin_memory_chk): Ditto.
2321 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2322 (expand_builtin_stpcpy): Ditto.
2323 (expand_builtin_strcmp): Ditto.
2324 (expand_builtin_strncmp): Ditto.
2325 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2326 (expand_builtin_strcpy_args): Don't call folders.
2327 (expand_builtin_memcmp): Ditto.
2328 (expand_builtin_strncpy): Ditto, and use target.
2329 (expand_builtin_memcpy): Ditto.
2330 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2331 expand_builtin_strpbrk, expand_builtin_memmove,
2332 expand_builtin_memmove_args, expand_builtin_bcopy,
2333 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2334 expand_builtin_strspn, expand_builtin_strcspn,
2335 expand_builtin_fputs): Remove these.
2336 (expand_builtin): Don't call the above, change calls to other
2337 expanders that changed prototype.
2338 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2339 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2340 fold_builtin_interclass_mathfn.
2341 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2342 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2344 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2345 * passes.c (init_optimization_passes): Move pass_fold_builtins
2346 after last phiopt pass.
2347 * tree-inline.c (fold_marked_statements): When folding builtins
2348 iterate over all instruction potentially generated.
2349 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2351 (fold_gimple_call): Use it to always fold calls (into potentially
2352 multiple instructions).
2353 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2354 calls into zero at this time.
2355 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2356 statements generated by builtin folding.
2358 2009-09-28 Nick Clifton <nickc@redhat.com>
2360 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2362 2009-09-28 Duncan Sands <baldrick@free.fr>
2364 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2365 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2366 (register_callback): Dispatch it.
2367 (invoke_plugin_callbacks): Incorporate in sanity check.
2368 * ggc.h (ggc_register_cache_tab): Add declaration.
2369 * ggc-common.c (ggc_register_root_tab): Simplify.
2370 (const_ggc_cache_tab_t): New typedef.
2371 (extra_cache_vec): New vector of dynamically added cache tables.
2372 (ggc_register_cache_tab): New function.
2373 (ggc_scan_cache_tab): New function.
2374 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2375 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2377 2009-09-27 Richard Henderson <rth@redhat.com>
2379 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2380 which we remove __builtin_stack_restore.
2382 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2384 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2385 to test for GRD_INVARIANT.
2386 (simple_rhs_p): Anything that's function_invariant_p is fine.
2388 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2390 * gengtype.c (main): Use plunge_files instead of plugin_output.
2392 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2393 Rafael Avila de Espindola <espindola@google.com>
2395 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2396 Don't print pch related info if it is false.
2397 (main): Don't print pch info in plugin mode.
2399 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2401 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2402 with dw_val_class_const_double.
2403 (struct dw_val_struct): Replace val_long_long with val_double and
2404 adjust for above change.
2405 (output_loc_operands): Likewise.
2406 (add_AT_long_long): Rename into...
2407 (add_AT_double): ...this.
2408 (print_die): Replace dw_val_class_long_long with
2409 dw_val_class_const_double and adjust.
2410 (attr_checksum): Likewise.
2411 (same_dw_val_p): Likewise.
2412 (size_of_die): Likewise.
2413 (value_format): Likewise.
2414 (output_die): Likewise.
2415 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2416 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2417 instead of add_AT_long_long.
2418 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2419 value with the precision of its type.
2421 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2424 * c-typeck.c (build_conditional_expr): Use the readonly and
2425 volatile flags of the operand types, not of the operands itself.
2427 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2429 * collect2.c (main): Look for -brtl before adding libraries.
2431 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2433 * config.gcc: Update OpenBSD targets.
2434 * config/openbsd-stdint.h: New file.
2435 * config/openbsd-libpthread.h: New file.
2436 * config/openbsd.h: Update and break out LIB_SPEC definition.
2437 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2438 * config/i386/openbsdelf.h: Correct types.
2439 * config/m68k/openbsd.h: Likewise.
2440 * config/mips/openbsd.h: Likewise.
2441 * config/vax/openbsd.h: Likewise.
2443 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2445 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2446 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2447 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2448 of the length and zero.
2450 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2452 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2453 (FLAGS_H): Add options.h $(REAL_H).
2454 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2455 (TREE_VECTORIZER_H): New.
2456 (EBITMAP_H): Renamed from EBIMAP_H.
2457 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2458 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2459 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2460 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2461 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2462 (graphite-clast-to-gimple.o, graphite-dependences.o)
2463 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2464 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2465 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2466 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2467 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2468 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2469 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2470 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2471 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2472 updated and fixed as per above changes and per
2473 check_makefile_deps.sh output.
2476 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2477 * configure: Regenerate.
2479 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2481 * doc/install.texi: Update minimum MPC version to 0.7.
2483 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2485 * doc/install.texi (Binaries): Remove reference to the binary
2486 distribution CD-ROM from the FSF.
2488 2009-09-26 Michael Matz <matz@suse.de>
2492 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2493 that are mentioned in the body.
2495 2009-09-26 Michael Matz <matz@suse.de>
2497 PR tree-optimization/41454
2498 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2499 (tree_ssa_dominator_optimize): Don't allocate and free it.
2500 (dom_opt_leave_block): Don't iterate over it.
2501 (eliminate_redundant_computations): Don't return a value.
2502 (cprop_operand, cprop_into_stmt): Ditto.
2503 (optimize_stmt): Don't defer updating stmts.
2505 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2507 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2508 generic_parameter_die, template_parameter_pack_die,
2509 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2510 renaming DW_TAG_formal_parameter_pack and
2511 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2512 and DW_TAG_GNU_template_parameter_pack.
2514 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2516 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2517 * config/v850/v850.c (v850_function_value): New function.
2518 (TARGET_FUNCTION_VALUE): Define.
2520 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2522 * tree-vect-stmts.c (vectorizable_call): Call
2523 mark_symbols_for_renaming after vect_finish_stmt_generation.
2525 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2526 to loc_descriptor_from_tree.
2527 (add_location_or_const_value_attribute): Pass 0 instead of 2
2528 for decl_by_reference_p decls.
2530 2009-09-25 Richard Guenther <rguenther@suse.de>
2533 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2536 2009-09-25 Ben Elliston <bje@au.ibm.com>
2538 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2541 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2543 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2544 form of instruction.
2546 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2549 * fold-const.c (const_binop): Handle complex int division.
2550 * tree-complex.c (expand_complex_div_straight,
2551 expand_complex_div_wide): Update comments.
2553 2009-09-24 DJ Delorie <dj@redhat.com>
2556 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2557 (reg_class): Likewise.
2558 (REG_CLASS_NAMES): Likewise.
2559 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2560 (m32c_override_options): Disable -fivopts for M32C.
2562 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2564 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2565 Delete VSX load/store with update support.
2566 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2567 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2571 (VStype_load_update): Ditto.
2572 (VStype_store_update): Ditto.
2573 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2574 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2576 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2577 load/store with update builtins.
2579 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2581 * libgcc2.c (L_trampoline): Prototype for getpagesize
2582 and mprotect in WINNT case.
2584 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2586 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2587 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2588 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2589 'outgoing' argument.
2590 (TARGET_FUNCTION_VALUE): Define.
2592 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2594 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2596 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2599 * common.opt: Initialize dwarf_strict to -1.
2600 * toplev.c (process_options): Catch unset dwarf_strict
2601 and set to 0 for all targets not overriding.
2602 * config/darwin.c (darwin_override_options): Catch unset
2603 dwarf_strict and override to 1.
2605 2009-09-24 Jeff Law <law@redhat.com>
2607 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2609 2009-09-24 Richard Guenther <rguenther@suse.de>
2611 PR tree-optimization/36143
2612 PR tree-optimization/38747
2613 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2614 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2616 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2619 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2620 return false instead of gcc_unreachable (). For CONST return the
2621 value returned by recursive call instead of always returning true.
2622 (tree_add_const_value_attribute): Return the value returned by
2623 add_const_value_attribute instead of always returning true if rtl
2626 2009-09-23 Justin Seyster <jrseys@gmail.com>
2628 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2630 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2632 * cgraphunit.c (cgraph_lower_function): Revert last change.
2633 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2634 instead of DECL_NO_STATIC_CHAIN.
2635 * tree-cfg.c (verify_gimple_call): Likewise.
2636 * tree-nested.c (get_chain_decl, get_chain_field,
2637 convert_tramp_reference_op, convert_gimple_call): Likewise.
2638 (convert_all_function_calls): Likewise. Always set or clear
2639 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2640 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2641 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2643 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2644 DECL_NO_STATIC_CHAIN.
2645 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2646 instead of DECL_NO_STATIC_CHAIN.
2647 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2648 decl_function_context.
2649 * varasm.c (initializer_constant_valid_p): Likewise.
2650 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2651 (DECL_STATIC_CHAIN): ... this.
2652 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2653 instead of DECL_NO_STATIC_CHAIN.
2655 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2656 Rafael Avila de Espindola <espindola@google.com>
2658 * gengtype.c (nb_plugin_files): Make it unsigned to match
2659 num_gt_files. Adjust other variables to avoid warnings.
2660 (main): Allocate an all zero lang_bitmap before each plugin file name
2661 to match regular file names.
2663 2009-09-23 Richard Henderson <rth@redhat.com>
2665 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2666 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2667 static chain passed in memory.
2668 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2669 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2670 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2671 STATIC_CHAIN_REGNUM defined.
2673 * config/picochip/picochip-protos.h: s/class/klass/.
2674 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2675 (picochip_static_chain): New.
2676 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2677 (STATIC_CHAIN_INCOMING): Remove.
2679 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2680 (xtensa_static_chain): New.
2681 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2682 (STATIC_CHAIN_INCOMING): Remove.
2684 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2686 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2687 * config/pa/pa-protos.h (function_value): Remove.
2688 * config/pa/pa.c (pa_function_value): Rename from function_value.
2689 Make static, add 'outgoing' argument.
2690 (TARGET_FUNCTION_VALUE): Define.
2692 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2694 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2695 instead of cfun->machine->is_leaf.
2696 * config/avr/avr.h (machine_function): Remove is_leaf field.
2698 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2701 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2702 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2703 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2704 the same size, prefer DW_OP_stack_value.
2705 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2706 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2708 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2711 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2713 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2716 * cfgexpand.c (convert_debug_memory_address): New.
2717 (expand_debug_expr): Convert base address and offset to the same
2718 mode. Use it to convert addresses to other modes. Accept
2721 2009-09-23 Richard Guenther <rguenther@suse.de>
2723 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2724 produced for bigendian targets with promoted subregs.
2726 2009-09-23 Richard Guenther <rguenther@suse.de>
2728 * value-prof.c (gimple_ic): Purge old EH edges only after building
2731 2009-09-23 Nick Clifton <nickc@redhat.com>
2733 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2735 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2738 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2741 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2742 on non-nested functions.
2744 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2745 Jan Hubicka <jh@suse.cz>
2747 * dwarf2out.c (loc_list_plus_const): Only define if
2748 DWARF2_DEBUGGING_INFO.
2749 (address_of_int_loc_descriptor): Likewise.
2752 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2754 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2757 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2758 constant is more than zero.
2760 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2763 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2764 call final to emit non-scheduled prologue, instead insert at entry.
2766 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2767 Joseph S. Myers <joseph@codesourcery.com>
2769 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2771 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2772 Rafael Avila de Espindola <espindola@google.com>
2774 * gengtype.c (is_file_equal): New function.
2775 (close_output_files): Use is_file_equal. Free of->buf.
2777 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2778 Rafael Avila de Espindola <espindola@google.com>
2780 * gengtype.c (write_types, write_local): Add the output_header
2781 argument. Update all callers.
2783 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2785 * dwarf2out.c (template_parameter_pack_die,
2786 gen_formal_parameter_pack_die ): New functions.
2787 (make_ith_pack_parameter_name): Remove this function.
2788 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2789 DW_TAG_formal_parameter_pack.
2790 (gen_generic_params_dies): Represent each template parameter pack
2791 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2792 represented by usual DW_TAG_template_*_parameter DIEs that are
2793 children of the DW_TAG_template_parameter_pack element DIE.
2794 (generic_parameter_die): This doesn't deal with parameter pack
2795 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2796 of parameter pack DIEs.
2797 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2798 in certain cases, e.g. for pack elements.
2799 (gen_formal_types_die, gen_decl_die): Adjust usage of
2800 gen_formal_parameter_die.
2801 (gen_subprogram_die): Represent each function parameter pack by a
2802 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2803 represented by usual DW_TAG_formal_parameter DIEs that are children
2804 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2805 ____builtin_va_alist decls as no part of the compiler uses those
2807 * langhooks.h (struct lang_hooks_for_decls): Add
2808 function_parm_expanded_from_pack_p, get_generic_function_decl
2809 and function_parameter_pack_p hooks. Fix comment for
2810 get_innermost_generic_parms hook.
2811 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2812 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2813 macros and use them to initialize lang_hook.
2815 2009-09-22 Richard Henderson <rth@redhat.com>
2817 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2818 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2819 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2820 on TRAMPOLINE_TEMPLATE.
2821 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2822 TRAMPOLINE_ADJUST_ADDRESS.
2823 * targhooks.c (default_asm_trampoline_template): Remove.
2824 (default_trampoline_adjust_address): Remove.
2825 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2826 * targhooks.h: Update decls.
2828 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2830 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2831 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2832 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2834 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2837 * reload1.c (reload): Reset debug insns with pseudos without
2840 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2842 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2843 unconditional true for decimal float modes.
2844 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2845 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2847 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2849 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2850 Enable a new case for __FreeBSD__ >= 7.
2851 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2852 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2853 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2854 and USE_LD_AS_NEEDED.
2856 * doc/install.texi (*-*-freebsd*): Update target information.
2858 2009-09-22 Richard Guenther <rguenther@suse.de>
2861 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2862 arrays really properly.
2864 2009-09-22 Richard Henderson <rth@redhat.com>
2867 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2868 calls.static_chain, calls.trampoline_init,
2869 calls.trampoline_adjust_address.
2870 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2871 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2872 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2873 * builtins.c (expand_builtin_setjmp_receiver): Use
2874 targetm.calls.static_chain; only clobber registers.
2875 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2876 set up memory attributes properly for the trampoline block.
2877 (expand_builtin_adjust_trampoline): Use
2878 targetm.calls.trampoline_adjust_address.
2879 * calls.c (prepare_call_address): Add fndecl argument. Use
2880 targetm.calls.static_chain.
2881 * df-scan.c (df_need_static_chain_reg): Remove.
2882 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2883 consolodate static chain handling.
2884 * doc/tm.texi: Document new hooks.
2885 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2886 (init_emit_regs): Don't initialize them.
2887 * expr.h (prepare_call_address): Update decl.
2888 * final.c (profile_function): Use targetm.calls.static_chain.
2889 * function.c (expand_function_start): Likewise.
2890 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2891 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2892 only clobber registers.
2893 * targhooks.c (default_static_chain): New.
2894 (default_asm_trampoline_template, default_trampoline_init): New.
2895 (default_trampoline_adjust_address): New.
2896 * targhooks.h: Declare them.
2897 * varasm.c (assemble_trampoline_template): Use
2898 targetm.asm_out.trampoline_template. Make the memory block const
2901 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2902 alpha_initialize_trampoline. Make static. Merge VMS parameter
2903 differences into the TARGET_ABI_OPEN_VMS code block.
2904 (TARGET_TRAMPOLINE_INIT): New.
2905 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2906 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2907 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2908 (INITIALIZE_TRAMPOLINE): Remove.
2910 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2911 (TRAMPOLINE_TEMPLATE): Merge with ...
2912 (INITIALIZE_TRAMPOLINE): ... this and move ...
2913 * config/arc/arc.c (arc_trampoline_init): ... here.
2914 (TARGET_TRAMPOLINE_INIT): New.
2916 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2917 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2918 (arm_asm_trampoline_template): New.
2919 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2920 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2921 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2922 code to arm_asm_trampoline_template.
2923 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2924 arm_trampoline_adjust_address.
2925 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2926 adjust for target hook parameters.
2928 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2931 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2932 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2933 (bfin_trampoline_init): Rename from initialize_trampoline;
2934 make static; update for target hook parameters.
2935 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2936 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2937 bfin_asm_trampoline_template.
2938 (INITIALIZE_TRAMPOLINE): Remove.
2940 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2941 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2942 cris_trampoline_init): New.
2943 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2944 cris_asm_trampoline_template.
2945 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2946 adjust for target hook parameters.
2948 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2950 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2951 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2952 fr30_trampoline_init): New.
2953 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2954 fr30_asm_trampoline_template.
2955 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2956 adjust for target hook parameters.
2958 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2959 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2960 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2961 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2962 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2964 * config/h8300/h8300.c (h8300_trampoline_init): New.
2965 (TARGET_TRAMPOLINE_INIT): New.
2966 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2967 to h8300_trampoline_init and adjust for hook parameters.
2969 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2970 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2971 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2972 make static; adjust for hook parameters.
2973 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2975 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2976 (TARGET_TRAMPOLINE_INIT): New.
2977 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2978 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2979 iq2000_asm_trampoline_template.
2980 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2981 (TRAMPOLINE_CODE_SIZE): New.
2982 (TRAMPOLINE_SIZE): Use it.
2983 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2985 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2986 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2987 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2988 adjust for hook parameters.
2989 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2991 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2992 (m32r_trampoline_init): New.
2993 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2994 m32r_trampoline_init.
2996 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2997 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2998 make static; update for hook parameters.
2999 * config/m68hc11/m68hc11-protos.h: Update.
3000 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3002 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3003 (TARGET_TRAMPOLINE_INIT): New.
3004 (mcore_function_value): Fix typo.
3005 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3006 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3007 to mcore_asm_trampoline_template.
3008 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3010 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3011 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3012 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3013 update for hook parameters.
3014 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3016 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3017 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3018 mips_trampoline_init): New.
3019 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3020 mips_asm_trampoline_template.
3021 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3022 update for hook parameters.
3024 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3025 (TARGET_TRAMPOLINE_INIT): New.
3026 (mmix_trampoline_size): Remove.
3027 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3028 make static. Remove out-of-date tetra vs octa comment.
3029 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3030 make static; update for hook parameters.
3031 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3032 (INITIALIZE_TRAMPOLINE): Remove.
3033 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3034 (TRAMPOLINE_ALIGNMENT): New.
3035 * gcc/config/mmix/mmix-protos.h: Update.
3037 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3038 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3039 mn10300_trampoline_init): New.
3040 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3041 mn10300_asm_trampoline_template.
3042 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3044 * config/moxie/moxie.c (moxie_static_chain,
3045 moxie_asm_trampoline_template, moxie_trampoline_init,
3046 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3047 TARGET_TRAMPOLINE_INIT): New.
3048 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3049 moxie_trampoline_init.
3050 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3051 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3053 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3054 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3055 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3056 pa_trampoline_adjust_address): New.
3057 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3058 pa_asm_trampoline_template.
3059 (TRAMPOLINE_ALIGNMENT): New.
3060 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3061 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3062 adjust for hook parameters.
3063 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3065 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3066 (TARGET_TRAMPOLINE_INIT): New.
3067 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3068 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3070 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3072 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3073 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3074 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3075 make static; adjust parameters for the hook.
3076 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3078 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3079 s390_trampoline_template; make static.
3080 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3081 make static; adjust for target hook.
3082 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3083 * config/s390/s390-protos.h: Remove trampoline decls.
3084 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3085 (TRAMPOLINE_TEMPLATE): Remove.
3086 (TRAMPOLINE_ALIGNMENT): New.
3088 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3089 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3090 (TARGET_TRAMPOLINE_INIT): New.
3091 (score_asm_trampoline_template): New.
3092 (score_trampoline_init): Rename from score_initialize_trampoline;
3093 make static; adjust for hook parameters.
3094 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3095 score[37]_asm_trampoline_template.
3096 (INITIALIZE_TRAMPOLINE): Remove.
3097 * config/score/score3.c (score3_asm_trampoline_template): New.
3098 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3099 adjust for target hook.
3100 * config/score/score7.c (score7_asm_trampoline_template): New.
3101 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3102 adjust for target hook.
3103 * config/score/score3.h, config/score/score7.h: Update.
3105 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3106 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3107 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3108 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3109 make static; adjust for target hook parameters.
3110 (sh_trampoline_adjust_address): New.
3111 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3112 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3114 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3115 (sparc32_initialize_trampoline): Rename from
3116 sparc_initialize_trampoline; make static; replace tramp parameter
3117 with m_tramp and update memory accesses.
3118 (sparc64_initialize_trampoline): Similarly.
3119 (sparc_trampoline_init): New.
3120 * config/sparc/sparc-protos.h: Remove trampoline decls.
3121 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3122 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3124 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3125 (array_to_constant): Make ARR parameter const.
3126 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3127 make static; update for hook parameters.
3128 * config/spu/spu-protos.h: Update decls.
3129 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3131 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3132 from xstormy16_initialize_trampoline; make static; update for
3134 (TARGET_TRAMPOLINE_INIT): New.
3135 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3137 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3138 (TARGET_TRAMPOLINE_INIT): New.
3139 (v850_can_eliminate): Make static.
3140 (v850_asm_trampoline_template, v850_trampoline_init): New.
3141 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3142 v850_asm_trampoline_template.
3143 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3144 and adjust for target hook parameters.
3146 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3147 (TARGET_TRAMPOLINE_INIT): New.
3148 (vax_asm_trampoline_template, vax_trampoline_init): New.
3149 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3150 vax_asm_trampoline_template.
3151 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3153 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3154 (TARGET_TRAMPOLINE_INIT): New.
3155 (xtensa_asm_trampoline_template): Rename from
3156 xtensa_trampoline_template; make static.
3157 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3158 make static; update for hook parameters.
3159 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3160 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3161 (INITIALIZE_TRAMPOLINE): Remove.
3163 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3164 error for nested functions with regparm=3.
3165 (ix86_compute_frame_layout): Adjust frame pointer offset for
3166 ix86_static_chain_on_stack.
3167 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3168 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3169 don't reset to UNITS_PER_WORD.
3170 (ix86_emit_leave): Adjust ix86_cfa_state.
3171 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3172 (ix86_static_chain): New.
3173 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3174 make static; update for target hook parameters; use ix86_static_chain.
3175 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3176 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3177 (INITIALIZE_TRAMPOLINE): Remove.
3178 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3179 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3180 to the end. Add static_chain_on_stack.
3181 (ix86_static_chain_on_stack): New.
3183 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3184 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3185 (m68k_trampoline_init): New.
3186 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3187 m68k_trampoline_init and adjust for hook parameters.
3188 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3189 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3191 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3193 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3194 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3196 * reload1.c (reload): Call wrap_constant when substituting
3197 reg for equiv inside of DEBUG_INSNs.
3200 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3201 add_call_src_coords_attributes, add_high_low_attributes,
3202 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3203 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3204 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3205 when -gdwarf-2 -gstrict-dwarf.
3206 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3207 -gdwarf-[23] -gstrict-dwarf.
3208 (address_of_int_loc_descriptor, loc_descriptor,
3209 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3210 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3211 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3213 2009-09-22 Richard Guenther <rguenther@suse.de>
3215 PR tree-optimization/41428
3216 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3217 (ccp_finalize): Pass it to substitute_and_fold.
3219 2009-09-22 Richard Guenther <rguenther@suse.de>
3221 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3222 (substitute_and_fold): Adjust prototype.
3223 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3224 (simplify_stmt_using_ranges): Likewise.
3225 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3226 (vrp_fold_stmt): New function.
3227 (vrp_finalize): Pass it to substitute_and_fold.
3228 * tree-flow.h (vrp_evaluate_conditional): Remove.
3229 (simplify_stmt_using_ranges): Likewise.
3230 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3231 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3232 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3234 (fold_predicate_in): Move to tree-vrp.c.
3235 (substitute_and_fold): Use the callback instead of calling into
3236 tree-vrp.c functions directly.
3238 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3240 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3241 comparison warning on rs6000.
3244 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3245 GIMPLE_EH_MUST_NOT_THROW cleanup.
3246 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3248 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3251 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3252 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3253 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3254 libSystem which is derived from the gcc 4.2.1 unwinder.
3256 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3259 * varasm.c (default_encode_section_info): Copy TLS model into
3260 sym_ref flags regardless of backend support for TLS, for all
3261 model types except TLS_MODEL_EMULATED.
3263 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3266 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3267 we can handle it correctly.
3269 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3271 * doc/install.texi (os2): Remove section.
3273 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3275 * doc/standards.texi (Objective-C): Adjust two URLs.
3277 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3279 * tree-tailcall.c (process_assignment): Don't check if a
3280 multiplication or an addition are already present.
3281 (find_tail_calls): Combine multiple additions and multiplications.
3282 (adjust_accumulator_values): Emit accumulators.
3284 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3286 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3287 xmm register restore.
3289 2009-09-21 Jan Hubicka <jh@suse.cz>
3291 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3292 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3295 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3297 * stor-layout.c (layout_type): Remove obsolete code.
3299 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3302 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3304 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3307 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3308 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3309 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3310 * fold-const.c (const_binop): Likewise.
3311 * real.h (do_mpc_arg2): Update prototype.
3313 2009-09-20 Jan Hubicka <jh@suse.cz>
3315 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3316 (add_location_or_const_value_attribute): Rewrite using
3318 (tree_add_const_value_attribute): Return true if successful.
3319 (tree_add_const_value_attribute_for_decl): Likewise.
3321 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3322 (loc_descriptor): ... here;
3323 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3324 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3325 pool items that was not marked for output.
3326 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3327 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3328 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3329 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3330 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3331 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3332 DW_OP_stack_value to get address of items that are not available
3334 (dw_loc_list): Handle single element lists correctly.
3336 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3337 Pascal Obry <obry@adacore.com>
3339 * unwind-dw2-fde.c (classify_object_over_fdes):
3340 Cast the constant 1 to _Unwind_Ptr.
3341 (add_fdes): Likewise.
3342 (linear_search_fdes): Likewise.
3344 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3346 * stor-layout.c (set_sizetype): Avoid useless type copy.
3348 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3350 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3352 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3353 * configure, config.in: Regenerate.
3354 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3356 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3357 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3358 for global data if the output could be used in a shared library.
3359 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3360 to 0 if TARGET_WRITABLE_EH_FRAME.
3362 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3364 PR rtl-optimization/39886
3365 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3366 just when insn is equal to BB_END (bb).
3368 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3370 * config/mips/mips.opt (mrelax-pic-calls): New option.
3371 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3373 (mips_unspec_call): Change "unspec_call" expander into this.
3374 (mips_strip_unspec_call): New function.
3375 (mips_got_load): Call mips_unspec_call instead of
3376 gen_unspec_call<mode>.
3377 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3379 (mips_cfg_in_reorg): New function.
3380 (mips16_lay_out_constants): Use it to decide whether to call
3381 CFG-aware insn splitting.
3382 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3383 mips_reorg. Move DF set-up code from here ...
3384 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3386 (mips_reorg): Call mips_df_reorg instead of
3387 r10k_insert_cache_barriers. Move CFG set-up code here from
3388 r10k_insert_cache_barriers.
3389 (mips_call_expr_from_insn): New function.
3390 (mips_pic_call_symbol_from_set): Likewise.
3391 (mips_find_pic_call_symbol): Likewise.
3392 (mips_annotate_pic_call_expr): Likewise.
3393 (mips_get_pic_call_symbol): Likewise.
3394 (mips_annotate_pic_calls): Likewise.
3395 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3397 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3398 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3399 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3401 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3402 (unspec_call<mode>): Remove it.
3403 (sibcall_internal, sibcall_value_internal,
3404 sibcall_value_multiple_internal, call_internal, call_split,
3405 call_value_internal, call_value_split,
3406 call_value_multiple_internal, call_value_multiple_split): Pass
3407 SIZE_OPNO to MIPS_CALL.
3408 (call_internal_direct, call_direct_split,
3409 call_value_internal_direct, call_value_direct_split): Pass -1 as
3410 SIZE_OPNO to MIPS_CALL.
3411 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3412 * configure: Regenerate.
3413 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3414 and -mno-relax-pic-calls.
3415 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3417 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3420 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3421 in the directory this rule is called from, rather than the
3422 toplevel 'gcc' directory, to fix in-tree build.
3424 2009-09-19 Chris Demetriou <cgd@google.com>
3426 PR preprocessor/28435:
3427 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3428 to cpplib that the preprocessor output is needed.
3430 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3432 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3433 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3434 *return_and_restore_fpregs_<mode>,
3435 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3438 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3439 instead of assuming it has always a REG inside of it.
3441 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3443 * config/freebsd.h: Update comment on types.
3444 (WINT_TYPE): Define.
3446 2009-09-18 Jason Merrill <jason@redhat.com>
3448 * c.opt: Add -fno-deduce-init-list.
3450 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3452 * value-prof.c (interesting_stringop_to_profile_p): Added output
3453 argument to indicate which parameter is the size parameter.
3454 * value-prof.c (gimple_stringop_fixed_value): Use
3455 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3456 * value-prof.c (gimple_stringops_transform): Update call sites to
3457 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3459 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3462 From David Binderman <dcb314@hotmail.com>:
3463 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3464 local variable f. Remove stale comments.
3465 (ix86_compute_frame_layout): Remove useless local variable total_size.
3466 Remove #if 0'd code.
3467 (legitimate_address_p): Remove useless local variables
3468 reason_rtx and reason.
3469 (ix86_split_copysign_const): Remove useless local variable op1.
3470 (scale_counter): Remove useless local variable piece_size_mask.
3472 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3474 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3477 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3480 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3482 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3484 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3487 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3489 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3490 DW_OP_implicit_value even without dwarf_version 4.
3492 2009-09-17 Jan Hubicka <jh@suse.cz>
3494 * dwarf2out.c: Include tree-pass.h and gimple.h.
3495 (loc_list_plus_const): New function.
3496 (loc_descriptor_from_tree_1): Rename to ...
3497 (loc_descriptor_from_tree): ... remove original.
3498 (loc_list_from_tree): New function.
3499 (add_AT_location_description): Accept location list.
3500 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3501 (concatn_mem_loc_descriptor): Remove.
3502 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3504 (secname_for_decl): Move up.
3505 (hidden_reference_p): New function; break out from ...
3506 (loc_by_refernece): ... here; move up.
3507 (dw_loc_list): New function.
3508 (single_element_loc_list): New function.
3509 (single_element_loc_list_p): New function.
3510 (add_loc_descr_to_each): New function.
3511 (add_loc_list): New function.
3512 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3513 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3514 add diagnostics why expansion failed.
3515 (add_location_or_const_value_attribute): Support location lists.
3516 (add_bound_info): Likewise.
3517 (descr_info_loc): Update call of loc_descriptor_from_tree.
3518 (gen_variable_die): Work on location lists.
3519 * final.c (pass_final): Add dump file.
3520 * Makefile.in (dwarf2out.o): Add new dependencies.
3522 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3525 * real.c decimal_from_integer, decimal_integer_string): New.
3526 (real_from_integer): Use them as special case for decimal float.
3527 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3528 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3529 Do not append zero after the decimal point in string to convert.
3531 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3533 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3534 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3536 2009-09-17 Martin Jambor <mjambor@suse.cz>
3538 * common.opt (fipa-sra): New switch.
3539 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3540 * timevar.def (TV_IPA_SRA): New timevar.
3541 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3542 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3543 * tree-sra.c: Include cgraph.c.
3544 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3545 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3546 and grp_not_necessarilly_dereferenced.
3547 (func_param_count): New variable.
3548 (encountered_apply_args): New variable.
3549 (bb_dereferences): New variable.
3550 (final_bbs): New variable.
3551 (no_accesses_representant): New variable.
3552 (no_accesses_p): New function.
3553 (dump_access): Dump the new fields.
3554 (sra_initialize): Set encountered_apply_args to false.
3555 (get_ssa_base_param): New function.
3556 (mark_parm_dereference): New function.
3557 (create_access): Caring for INIDRECT_REFs and different handling of
3558 varialble length accesses in early IPA SRA. Store the stmt - a new
3559 parameter - to the new access.
3560 (build_access_from_expr_1): New parameter stmt, passed to
3561 create_access. Handle INDIRECT_REFs.
3562 (build_access_from_expr): Pass the current statement to
3563 build_access_from_expr_1.
3564 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3566 (build_accesses_from_assign): Pass the current statement to
3567 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3568 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3569 final_bbs when necessary. Check for calls to __builtin_apply_args.
3570 Fixup EH info if anythng was changed.
3571 (is_unused_scalar_param): New function.
3572 (ptr_parm_has_direct_uses): New function.
3573 (find_param_candidates): New function.
3574 (mark_maybe_modified): New function.
3575 (analyze_modified_params): New function.
3576 (propagate_dereference_distances): New function.
3577 (dump_dereferences_table): New function.
3578 (analyze_caller_dereference_legality): New function.
3579 (unmodified_by_ref_scalar_representative): New function.
3580 (splice_param_accesses): New function.
3581 (decide_one_param_reduction): New function.
3582 (enum ipa_splicing_result): New type.
3583 (splice_all_param_accesses): New function.
3584 (get_param_index): New function.
3585 (turn_representatives_into_adjustments): New function.
3586 (analyze_all_param_acesses): New function.
3587 (get_replaced_param_substitute): New function.
3588 (get_adjustment_for_base): New function.
3589 (replace_removed_params_ssa_names): New function.
3590 (sra_ipa_reset_debug_stmts): New function.
3591 (sra_ipa_modify_expr): New function.
3592 (sra_ipa_modify_assign): New function.
3593 (convert_callers): New function.
3594 (modify_function): New function.
3595 (ipa_sra_preliminary_function_checks): New function.
3596 (ipa_early_sra): New function.
3597 (ipa_early_sra_gate): New function.
3598 (pass_early_ipa_sra): New variable.
3599 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3601 2009-09-17 Michael Matz <matz@suse.de>
3604 * tree.c (build_type_attribute_qual_variant): Export.
3605 * tree.h (build_type_attribute_qual_variant): Declare.
3606 * tree-inline.c (remap_type_1): Use it to build variants with
3607 the original qualifiers and attributes.
3609 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3611 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3612 without a fallthrough edge.
3614 2009-09-16 DJ Delorie <dj@redhat.com>
3616 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3617 chip and ignore the "fast_interrupt" attribute if so.
3619 2009-09-16 Richard Henderson <rth@redhat.com>
3622 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3625 2009-09-16 Richard Henderson <rth@redhat.com>
3628 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3629 is set only if DECL_NO_STATIC_CHAIN is unset.
3630 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3631 (FOR_EACH_NEST_INFO): New.
3632 (walk_all_functions): Use it.
3633 (finalize_nesting_tree): Likewise.
3634 (unnest_nesting_tree): Likewise.
3635 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3636 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3637 (convert_gimple_call): Early out if gimple_call_chain already set.
3638 (convert_all_function_calls): Iterate until no new functions
3639 require a static chain.
3640 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3641 when building a trampoline. Use dump_function_to_file instead
3643 (lower_nested_functions): Open dump_file. Validate that decls
3644 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3645 bit reset by this pass.
3647 2009-09-16 Michael Matz <matz@suse.de>
3650 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3651 shorten decl_common_unused.
3652 (DECL_RESTRICTED_P): New accessor.
3653 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3654 to disambiguate marked decls and restrict pointers.
3656 2009-09-16 Richard Henderson <rth@redhat.com>
3659 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3661 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3663 * integrate.c (set_block_abstract_flags): Call
3664 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3666 2009-09-16 Richard Guenther <rguenther@suse.de>
3669 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3672 2009-09-16 DJ Delorie <dj@redhat.com>
3673 Kaz Kojima <kkojima@gcc.gnu.org>
3675 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3676 (sh_expand_prologue): Update calls to output_stack_adjust.
3677 (sh_expand_epilogue): Likewise.
3679 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3682 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3683 trying to limit the extent of searches in the insn stream.
3685 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3686 Jakub Jelinek <jakub@redhat.com>
3690 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3692 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3693 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3694 (rs6000_savres_strategy): Always save FP registers inline if the
3695 target doesn't support hardware double-precision. Set the above
3696 bits in return value when needed.
3697 (rs6000_savres_routine_sym): Fix computation for cache selector.
3698 Mark the generated symbol as a function. Rename exitp argument to
3699 lr. Move code for determining the name of the symbol...
3700 (rs6000_savres_routine_name): ...here. New function. Add cases for
3701 getting the names right on AIX and 64-bit Linux.
3702 (savres_routine_name): New variable.
3703 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3704 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3705 on what the target routine uses as a base register. If savep && lr
3706 describe saving of r0 into memory slot.
3707 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3708 line calls for AIX ABI.
3709 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3710 determine FP save/restore functions.
3711 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3712 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3714 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3715 Duplicate restoration of LR and execute the appropriate one
3716 depending on whether GPRs are being restored inline. Set r11 from
3717 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3718 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3719 Fix out of line calls for AIX ABI.
3720 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3722 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3724 (*restore_gpregs_spe): Likewise.
3725 (*return_and_restore_gpregs_spe): Likewise.
3726 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3727 Define to empty string unconditionally.
3728 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3729 Define to empty string unconditionally.
3730 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3733 2009-09-15 Jan Hubicka <jh@suse.cz>
3735 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3736 * params.def (inline-insns-auto): Likewise.
3738 2009-09-15 Martin Jambor <mjambor@suse.cz>
3740 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3741 individual statements only at TDF_DETAILS dump level. Format
3742 source for 80 characters per line.
3744 2009-09-15 Christian Bruel <christian.bruel@st.com>
3746 * regrename.c (do_replace): Update REG_DEAD notes.
3748 2009-09-15 Revital Eres <eres@il.ibm.com>
3750 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3751 * targhooks.c (default_builtin_support_vector_misalignment):
3752 New builtin function.
3753 * targhooks.h (default_builtin_support_vector_misalignment):
3755 * target.h (builtin_support_vector_misalignment):
3756 New field in struct gcc_target.
3757 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3758 new builtin function.
3759 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3761 * config/rs6000/rs6000.c
3762 (rs6000_builtin_support_vector_misalignment): New function.
3763 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3765 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3767 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3769 (bfin_optimize_loop): Likewise.
3770 (bfin_gen_bundles): Likewise.
3771 (workaround_speculation): Likewise.
3772 (find_load): Return NULL_RTX for debug_insn.
3774 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3776 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3779 2009-09-14 DJ Delorie <dj@redhat.com>
3781 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3782 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3785 2009-09-14 Richard Henderson <rth@redhat.com>
3786 Jakub Jelinek <jakub@redhat.com>
3788 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3789 * cfgbuild.c (make_edges): Handle asm goto.
3790 * cfglayout.c (fixup_reorder_chain): Likewise.
3791 * cfgrtl.c (patch_jump_insn): Likewise.
3792 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3793 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3794 (gimple_build_asm_vec): Add and use labels parameter.
3795 (gimple_build_asm): Remove.
3796 (walk_gimple_asm): Walk labels too.
3797 * gimple.def (GIMPLE_ASM): Update docs.
3798 * gimple.h: Update decls.
3799 (struct gimple_statement_asm): Change nc to use unsigned char;
3801 (gimple_asm_nlabels): New.
3802 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3803 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3804 into gimple_build_asm_vec.
3805 * jump.c (mark_jump_label_asm): New.
3806 (mark_jump_label): Use it.
3807 (redirect_jump_1): Handle asm goto.
3808 (invert_jump_1): Soft fail if X is null.
3809 * recog.c (extract_asm_operands): New.
3810 (asm_noperands): Use it; handle asm labels.
3811 (decode_asm_operands): Use extract_asm_operands.
3812 (asm_operand_ok): Properly handle empty string.
3813 * reg-stack.c (get_asm_operands_in_out): Rename from
3814 get_asm_operand_n_inputs; use extract_asm_operands; return both
3815 inputs and outputs by reference; update all callers.
3816 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3817 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3818 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3819 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3820 (extract_asm_operands): Declare.
3821 * stmt.c (expand_asm_operands): Add and use labels parameter.
3822 (check_unique_operand_names): Likewise.
3823 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3824 (expand_asm_stmt): Handle asm labels.
3825 * tree-cfg.c (make_gimple_asm_edges): New.
3826 (make_edges): Use it.
3827 (cleanup_dead_labels): Handle asm labels.
3828 (is_ctrl_altering_stmt): Likewise.
3829 (gimple_redirect_edge_and_branch): Likewise.
3830 * tree.def (ASM_EXPR): Add 5th operand.
3831 * tree.h (ASM_LABELS): New.
3832 (resolve_asm_operand_names): Update decl.
3834 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3835 (c_parser_asm_goto_operands): New.
3836 * c-tree.h (build_asm_expr): Update decl.
3837 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3838 * doc/extend.texi: Document asm goto.
3840 2009-09-14 Richard Henderson <rth@redhat.com>
3842 * except.h: Update declarations.
3843 (struct pointer_map_t): Forward declare.
3844 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3845 (struct eh_landing_pad_d, eh_landing_pad): New.
3846 (struct eh_catch_d, eh_catch): New.
3847 (struct eh_region_d): Remove next_region_sharing_label, aka,
3848 label, tree_label, landing_pad, post_landing_pad, resume,
3849 may_contain_throw. Rename region_number to index. Remove
3850 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3851 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3852 (VEC(eh_landing_pad,gc)): New.
3853 (struct eh_status): Remove last_region_number. Add lp_array,
3854 throw_stmt_table, ttype_data, ehspec_data.
3855 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3856 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3857 * except.c (lang_protect_cleanup_actions): Return tree.
3858 (struct ehl_map_entry): Remove.
3859 (init_eh_for_function): Push zero entries for region and lp_array.
3860 (gen_eh_region): Add to region_array immediately.
3861 (gen_eh_region_catch): Operate on eh_catch objects.
3862 (gen_eh_landing_pad): New.
3863 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3864 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3865 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3866 (get_eh_landing_pad_from_number_fn): New.
3867 (get_eh_landing_pad_from_number): New.
3868 (get_eh_region_from_lp_number_fn): New.
3869 (get_eh_region_from_lp_number): New.
3870 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3871 (get_exception_pointer, get_exception_filter): Remove.
3872 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3873 (current_function_has_exception_handlers): Simplify.
3874 (bring_to_root, eh_region_replaceable_by_p): Remove.
3875 (replace_region, hash_type_list, hash_eh_region): Remove.
3876 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3877 (label_to_region_map, num_eh_regions): Remove.
3878 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3879 (find_exception_handler_labels): Remove.
3880 (duplicate_eh_regions_0, find_prev_try): Remove.
3881 (struct duplicate_eh_regions_data): New.
3882 (duplicate_eh_regions_1): Rewrite.
3883 (duplicate_eh_regions): Return a pointer map instead of an
3885 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3886 (redirect_eh_edge_to_label): Remove.
3887 (eh_region_outermost): Rewrite using eh_region pointers
3888 instead of integers.
3889 (add_ttypes_entry): Update for ttype_data move to eh_status.
3890 (add_ehspec_entry): Rewrite with VEC instead of varray.
3891 (assign_filter_values): Likewise. Export.
3892 (build_post_landing_pads, connect_post_landing_pads): Remove.
3893 (dw2_build_landing_pads): Rewrite to use lp_array.
3894 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3895 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3896 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3897 (sjlj_mark_call_sites): Update for landing pad numbers.
3898 (finish_eh_generation): Rewrite.
3899 (gate_handle_eh): Do nothing for no eh tree.
3900 (pass_rtl_eh): Move up near finish_eh_generation.
3901 (remove_eh_landing_pad): New.
3902 (remove_eh_handler): Export.
3903 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3904 (for_each_eh_label): Rewrite to use lp_array.
3905 (make_reg_eh_region_note): New.
3906 (make_reg_eh_region_note_nothrow_nononlocal): New.
3907 (insn_could_throw_p): New.
3908 (copy_reg_eh_region_note_forward): New.
3909 (copy_reg_eh_region_note_backward): New.
3910 (check_handled, add_reachable_handler): Remove.
3911 (reachable_next_level, foreach_reachable_handler): Remove.
3912 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3913 (get_eh_region_and_lp_from_rtx): New.
3914 (get_eh_region_from_rtx): New.
3915 (can_throw_internal_1, can_throw_external_1): Remove.
3916 (can_throw_internal): Use get_eh_region_from_rtx.
3917 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3918 (insn_nothrow_p, can_nonlocal_goto): New.
3919 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3920 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3921 (add_action_record): Use VEC not varray.
3922 (collect_one_action_chain): Update for eh_region changes.
3923 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3924 Use get_eh_region_and_lp_from_rtx.
3925 (gate_convert_to_eh_region_ranges): New.
3926 (pass_convert_to_eh_region_ranges): Use it.
3927 (push_uleb128, push_sleb128): Use VEC not varray.
3928 (output_one_function_exception_table): Likewise.
3929 (dump_eh_tree): Update for eh_region changes.
3930 (verify_eh_tree): Likewise.
3931 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3932 * tree-eh.c: Include target.h.
3933 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3934 Don't disallow GIMPLE_RESX; adjust argument check.
3935 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3936 (record_stmt_eh_region): Update for landing pad numbers;
3937 generate a landing pad if necessary.
3938 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3939 (remove_stmt_from_eh_lp_fn): Similarly.
3940 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3941 Update for lp numbers; don't special case missing throw_stmt_table.
3942 (lookup_expr_eh_lp): Similarly.
3943 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3944 (eh_seq, eh_region_may_contain_throw): New.
3945 (struct leh_state): Add ehp_region.
3946 (struct leh_tf_state): Remove eh_label.
3947 (emit_post_landing_pad): New.
3948 (emit_resx, emit_eh_dispatch): New.
3949 (note_eh_region_may_contain_throw): New.
3950 (frob_into_branch_around): Take eh_region not eh label;
3951 emit eh code into eh_seq.
3952 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3953 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3954 lower_eh_must_not_throw. Emit code to eh_seq.
3955 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3956 (lower_try_finally_onedest): Likewise.
3957 (lower_try_finally_copy): Likewise.
3958 (lower_try_finally_switch): Likewise.
3959 (lower_try_finally): Initialize ehp_region.
3960 (lower_catch): Update for eh_catch objects.
3961 (lower_eh_filter): Don't handle must_not_throw.
3962 (lower_eh_must_not_throw): New.
3963 (lower_cleanup): Don't set eh_label.
3964 (lower_eh_constructs_2): Resolve eh builtins.
3965 Handle GIMPLE_EH_MUST_NOT_THROW.
3966 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3967 Add eh_seq to the end of the function body.
3968 (make_eh_dispatch_edges): New.
3969 (make_eh_edge): Remove.
3970 (make_eh_edges): Simplify for landing pads.
3971 (redirect_eh_edge_1): New.
3972 (redirect_eh_edge): Use it.
3973 (redirect_eh_dispatch_edge): New.
3974 (stmt_could_throw_p): Use a switch. Allow RESX.
3975 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3976 (stmt_can_throw_internal): Likewise.
3977 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3978 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3979 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3980 (gate_refactor_eh): New.
3981 (pass_refactor_eh): Use it.
3982 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3983 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3984 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3985 (remove_unreachable_handlers): Rename from
3986 tree_remove_unreachable_handlers; rewrite for landing pads;
3987 call remove_eh_handler directly.
3988 (remove_unreachable_handlers_no_lp): New.
3989 (unsplit_eh, unsplit_all_eh): New.
3990 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3991 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3992 (cleanup_empty_eh_unsplit): New.
3993 (cleanup_empty_eh): Rewrite.
3994 (cleanup_all_empty_eh): New.
3995 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3996 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3997 (gate_cleanup_eh): New.
3998 (pass_cleanup_eh): Use it.
3999 (verify_eh_edges): Move later in file. Expect one EH edge.
4000 (verify_eh_dispatch_edge): New.
4002 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4003 (gtype-desc.o): Add TARGET_H.
4004 (tree.o): Use EXCEPT_H, not except.h.
4005 (cfgbuild.o): Add EXPR_H.
4006 (GTFILES): Add vecprim.h.
4007 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4008 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4009 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4010 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4011 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4012 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4013 calls to can_throw_internal.
4014 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4015 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4016 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4017 (expand_gimple_stmt): Use make_reg_eh_region_note.
4018 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4019 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4020 or find_exception_handler_labels.
4021 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4022 there is exacly one EH edge. Use can_nonlocal_goto and
4024 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4025 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4026 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4027 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4028 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4029 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4030 * dse.c (scan_insn): Use insn_could_throw_p.
4031 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4032 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4033 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4034 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4035 EXC_PTR_EXPR or FILTER_EXPR.
4036 (tree_expr_nonzero_warnv_p): Likewise.
4037 * function.h: Include vecprim.h, not varray.h
4038 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4039 move ttype_data and ehspec_data members to struct eh_status; change
4040 action_record_data member to a VEC.
4041 * gcse.c (hash_scan_set): Use can_throw_internal.
4042 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4043 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4044 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4045 (block_may_fallthru): Don't handle RESX_EXPR.
4046 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4047 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4048 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4049 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4050 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4051 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4052 (gimple_size): Likewise.
4053 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4054 (gimple_build_resx): Use gimple_build_with_ops.
4055 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4056 (is_gimple_val): Likewise.
4057 (is_gimple_stmt): Remove RESX_EXPR.
4058 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4059 (GIMPLE_RESX): Reorder with other EH constructs.
4060 * gimple.h (struct gimple_statement_eh_mnt): New.
4061 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4062 (gimple_eh_filter_must_not_throw): Remove.
4063 (gimple_eh_filter_set_must_not_throw): Remove.
4064 (gimple_eh_must_not_throw_fndecl): New.
4065 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4066 (is_gimple_resx): New.
4067 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4068 Don't copy EH_FILTER_MUST_NOT_THROW.
4069 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4070 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4071 handle must_not_throw_labels specially.
4072 * ipa-pure-const.c (check_call): Update debug statement for LP.
4073 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4074 * ipa-utils.c (get_base_var): Likewise.
4075 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4076 * lower-subreg.c (move_eh_region_note): Remove.
4077 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4078 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4079 (create_task_copyfn): Likewise.
4080 (maybe_catch_exception): Use gimple_build_eh_filter.
4081 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4082 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4083 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4084 and pass_lower_resx.
4085 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4086 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4087 can_throw_internal, can_nonlocal_goto.
4088 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4089 copy_reg_eh_region_note_forward.
4090 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4091 (emit_output_reload_insns): Likewise.
4092 (copy_eh_notes): Remove.
4093 * rtl.def (RESX): Remove.
4094 * rtl.h: Update declarations.
4095 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4096 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4097 (update_eh_label): Remove.
4098 (cleanup_dead_labels_eh): New.
4099 (cleanup_deal_labels): Use it instead of update_eh_label.
4100 (gimple_merge_blocks): Update landing pad data structure when
4101 removing a landing pad label.
4102 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4103 test; handle GIMPLE_EH_MUST_NOT_THROW.
4104 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4105 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4106 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4107 (verify_stmt): Likewise. Verify landing pads.
4108 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4109 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4110 (struct move_stmt_d): Add eh_map.
4111 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4112 (move_stmt_r): Remap eh region numbers in builtin calls,
4113 resx and eh_dispatch.
4114 (move_block_to_fn): Remove eh_offset parameter. Use
4115 maybe_duplicate_eh_stmt_fn.
4116 (find_outermost_region_in_block): Operate on eh_region pointers
4117 instead of region numbers.
4118 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4119 duplicate_eh_regions.
4120 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4121 test earlier. Disallow EH landing pads.
4122 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4123 * tree-flow.h: Update declarations.
4124 (struct tree_ann_common_d): Replace rn with lp_nr.
4125 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4126 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4127 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4128 resx and eh_dispatch.
4129 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4130 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4131 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4132 from duplicate_eh_regions.
4133 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4134 update RESX; handle EH_DISPATCH.
4135 (expand_call_inline): Set eh_lp_nr, not eh_region.
4136 (maybe_inline_call_in_expr): Likewise.
4137 * tree-inline.h (struct copy_body_data): Replace eh_region with
4138 eh_lp_nr, eh_region_offset with eh_map.
4139 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4140 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4141 * tree-pretty-print.c (dump_generic_node): Don't handle
4142 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4143 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4144 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4145 EXC_PTR_EXPR, FILTER_EXPR.
4146 * tree-ssa-operands.c (get_expr_operands): Likewise.
4147 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4148 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4149 (ao_ref_init_from_vn_reference): Likewise.
4150 * tree-ssa-sink.c (statement_sink_location): Likewise.
4151 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4152 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4153 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4154 EXC_PTR_EXPR, FILTER_EXPR.
4155 (is_exception_related): Remove.
4156 (compute_avail): Don't call it.
4157 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4158 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4159 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4160 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4162 (build_resx): Remove.
4163 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4164 * tree.h: Update declarations.
4165 (EH_FILTER_MUST_NOT_THROW): Remove.
4166 (struct tree_label_decl): Add eh_landing_pad_nr.
4167 (EH_LANDING_PAD_NR): New.
4168 * value-prof.c (gimple_ic): Tidy variable names. Update for
4169 landing pad numbers.
4170 (gimple_stringop_fixed_value): Tidy variable names. Assert
4171 that neither call stmt can throw.
4172 * vecprim.h (uchar): New.
4173 (VEC(uchar,heap), VEC(uchar,gc)): New.
4175 * c-common.c (c_define_builtins): Update call to
4176 build_common_builtin_nodes.
4177 * c-parser.c (c_parse_file): Don't call
4178 default_init_unwind_resume_libfunc.
4180 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4182 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4183 (mips_cprestore_address_p): Likewise.
4184 (mips_save_gp_to_cprestore_slot): Likewise.
4185 (mips_restore_gp): Rename to...
4186 (mips_restore_gp_from_cprestore_slot): ...this.
4187 (mips_must_initialize_gp_p): Declare.
4188 (mips_emit_save_slot_move): Likewise.
4189 (mips_output_load_label): Return nothing.
4190 (mips_eh_uses): Declare.
4191 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4192 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4193 (TARGET_ABSOLUTE_JUMPS): Likewise.
4194 (EH_USES): Likewise.
4195 (FIRST_PSEUDO_REGISTER): Update comment.
4196 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4197 (MIPS_CALL): ...here.
4198 (REGISTER_NAMES): Add $cprestore.
4199 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4200 Add load_label_length, has_inflexible_gp_insn_p,
4201 has_flexible_gp_insn_p, must_initialize_gp_p and
4202 must_restore_gp_when_clobbered_p.
4203 (mips_expand_call): Don't generate split instructions here.
4204 (mips_split_call): Update the call to mips_restore_gp after
4205 the above name change.
4206 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4207 (mips_find_gp_ref): New function.
4208 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4209 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4210 (mips_insn_has_flexible_gp_ref_p): Likewise.
4211 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4212 (mips_function_has_gp_insn): Delete.
4213 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4214 Use the new functions above. Only return INVALID_REGNUM
4215 for TARGET_ABSOLUTE_JUMPS.
4216 (mips_must_initialize_gp_p): New function.
4217 (mips_get_cprestore_base_and_offset): New function, extracted from...
4218 (mips_cprestore_slot): ...here. Take a bool parameter.
4219 (mips_cfun_has_cprestore_slot_p): New function.
4220 (mips_cprestore_address_p): Likewise.
4221 (mips_save_gp_to_cprestore_slot): Likewise.
4222 (mips_restore_gp): Rename to...
4223 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4224 epilogue_completed. Update the call to mips_cprestore_slot.
4225 Test cfun->machine->must_restore_gp_when_clobbered_p.
4226 (mips_direct_save_slot_move_p): New function.
4227 (mips_emit_save_slot_move): Likewise.
4228 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4229 of cfun->machine->global_pointer.
4230 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4231 (mips_save_reg): Use mips_emit_save_slot_move.
4232 (mips_expand_prologue): Set must_initialize_gp_p.
4233 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4234 for all cprestore saves. Emit a use_cprestore instruction after
4235 setting up the cprestore slot.
4236 (mips_restore_reg): Use mips_emit_save_slot_move.
4237 (mips_process_load_label): New function.
4238 (mips_load_label_length): Likewise.
4239 (mips_output_load_label): Don't return asm: output it here instead.
4240 Use mips_process_load_label.
4241 (mips_adjust_insn_length): Adjust the length of branch instructions
4242 that have length MAX_PIC_BRANCH_LENGTH.
4243 (mips_output_conditional_branch): Update the call to
4244 mips_output_load_label. Assume the branch target is OPERANDS[0]
4245 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4246 (mips_output_order_conditional_branch): Swap the meaning of
4247 OPERANDS[0] and OPERANDS[1].
4248 (mips_variable_issue): Don't count ghost instructions.
4249 (mips_expand_ghost_gp_insns): New function.
4250 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4251 (mips_output_mi_thunk): Set must_initialize_gp_p.
4252 (mips_eh_uses): New function.
4253 * config/mips/predicates.md (cprestore_save_slot_operand)
4254 (cprestore_load_slot_operand): New predicates.
4255 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4256 (UNSPEC_MOVE_GP): Likewise.
4257 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4258 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4259 (CPRESTORE_SLOT_REGNUM): New register.
4260 (MAX_PIC_BRANCH_LENGTH): New constant.
4261 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4262 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4263 branches. Fix commentary.
4264 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4265 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4266 Change type to "ghost".
4267 (loadgp_absolute_<mode>): Likewise.
4268 (loadgp_rtp_<mode>): Likewise.
4269 (copygp_mips16): Likewise.
4270 (loadgp_blockage): Remove redundant mode attribute.
4271 (potential_cprestore): New instruction.
4272 (cprestore): Turn into an unspec set.
4273 (use_cprestore): New instruction.
4274 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4275 (*branch_fp_inverted): Likewise.
4276 (*branch_order<mode>): Likewise.
4277 (*branch_order<mode>_inverted): Likewise.
4278 (*branch_equality<mode>): Likewise.
4279 (*branch_equality<mode>_inverted): Likewise.
4280 (*branch_bit<bbv><mode>): Likewise.
4281 (*branch_bit<bbv><mode>_inverted): Likewise.
4282 (*branch_equality<mode>_mips16): Remove redundant mode.
4283 (jump): Turn into a define_expand.
4284 (*jump_absolute): New instruction.
4285 (*jump_pic): Likewise.
4286 (*jump_mips16): Rename previously-unnamed pattern. Remove
4287 redundant mode attribute.
4288 (restore_gp): Split on epilogue_completed rather than
4289 reload_completed. Change type to "ghost".
4290 (move_gp<mode>): New instruction.
4291 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4292 Remove redundant mode attribute.
4293 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4294 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4295 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4297 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4300 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4301 are returned in the same register (vs34 or v2) that Altivec vector
4302 types are returned in.
4303 (rs6000_libcall_value): Ditto.
4306 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4307 instead of explicit addsi3/adddi3 calls.
4308 (rs6000_split_multireg_move): Ditto.
4309 (rs6000_emit_allocate_stack): Ditto.
4310 (rs6000_emit_prologue): Ditto.
4311 (rs6000_output_mi_thunk): Ditto.
4313 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4314 size is 64 bits if we can use 64-bit registers.
4316 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4318 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4321 From Jie Zhang <jie.zhang@analog.com>:
4322 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4323 save FP and RETS with saveall attribute.
4324 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4325 with saveall attribute.
4327 * config/bfin/bfin.c (bfin_expand_builtin,
4328 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4331 From Jie Zhang <jie.zhang@analog.com>:
4332 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4333 before use in two places.
4334 * config/bfin/bfin.md (AREG): Define mode iterator.
4335 (reload_in, reload_out): Use mode iterator AREG.
4337 2009-09-14 Richard Guenther <rguenther@suse.de>
4340 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4341 EH personality path.
4343 2009-09-13 Richard Guenther <rguenther@suse.de>
4344 Rafael Avila de Espindola <espindola@google.com>
4346 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4347 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4348 (LANG_HOOKS_INITIALIZER): Adjust.
4349 (lhd_pass_through_t): Declare.
4350 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4352 * langhooks.c (lhd_pass_through_t): New function.
4353 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4354 dwarf2out_begin_prologue): Use personality from current_function_decl.
4355 * expr.h (get_personality_function): Declare.
4356 * expr.c (get_personality_function): New function.
4357 (build_personality_function): Likewise.
4358 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4359 (eh_personality_libfunc): Remove.
4360 * optabs.c (build_libfunc_function): New function split out from ...
4361 (init_one_libfunc): ... here.
4362 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4363 (tree_function_decl): Add personality.
4364 (lhd_gcc_personality): Declare.
4365 (build_personality_function): Likewise.
4366 * tree.c (gcc_eh_personality_decl): New.
4367 (lhd_gcc_personality): New function.
4368 * except.h (lang_eh_runtime_type): Remove.
4369 (enum eh_personality_kind): New.
4370 (build_personality_function): Declare.
4371 (function_needs_eh_personality): Declare.
4372 * except.c (lang_eh_runtime_type): Remove.
4373 (function_needs_eh_personality): New function.
4374 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4375 (sjlj_emit_function_enter, output_function_exception_table):
4376 Use personality from current_function_decl.
4377 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4378 * tree-inline.c (tree_can_inline_p): Do not inline across different
4380 (expand_call_inline): Likewise. Adjust the callers EH personality.
4381 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4382 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4383 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4384 (c-parser.o): Likewise
4385 * c-tree.h (c_eh_initialized_p): Remove.
4386 (c_maybe_initialize_eh): Likewise.
4387 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4388 (finish_decl): Don't call c_maybe_initialize_eh.
4389 (c_eh_initialized_p): Remove.
4390 (c_maybe_initialize_eh): Likewise.
4391 * c-parser.c (c_parser_omp_construct): Likewise.
4392 (c_parse_file): Initialize exception handling.
4394 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4396 * config.gcc (tm_file): Remove i386/biarch32.h
4397 for i?86-w64-mingw* case.
4398 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4400 * config.host: Set for x64 mingw the option
4401 use_long_long_for_widest_fast_int to yes.
4403 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4405 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4406 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4407 (dbxout_begin_function): Likewise.
4408 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4409 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4410 set on the function.
4411 (final_end_function): Likewise.
4412 (final_scan_insn): Likewise.
4413 (rest_of_handle_final): Likewise.
4414 * varasm.c (assemble_start_function): Likewise.
4415 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4417 2009-09-12 Jason Merrill <jason@redhat.com>
4419 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4420 * opts.c (common_handle_option): constify.
4422 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4424 * doc/install.texi (avr): Remove obsolete reference site.
4426 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4428 * doc/install.texi (Binaries): Adjust AIX link.
4430 2009-09-12 Akim Demaille <demaille@gostai.com>
4432 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4433 Use an imperative sentence.
4435 2009-09-11 Richard Henderson <rth@redhat.com>
4437 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4438 structure-name and has-tree-operands arguments; update all entries.
4439 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4441 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4442 (gsstruct_code_size): New.
4443 (gss_for_code_): New.
4444 (gss_for_code): Remove.
4445 (gimple_size): Rewrite using gsstruct_code_size.
4446 (gimple_statement_structure): Move to gimple.h.
4447 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4448 (gss_for_code, gimple_statement_structure): New.
4449 (gimple_ops): Use new arrays; tidy.
4451 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4453 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4454 operand to be a PLUS expression.
4455 * config/pa/pa.c (pa_secondary_reload): Likewise.
4457 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4459 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4461 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4464 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4466 From Jie Zhang <jie.zhang@analog.com>:
4467 * doc/extend.texi (node Function Attributes): Document l2
4469 (node Blackfin Variable Attributes): Document l2 variable attributes.
4471 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4473 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4474 to match the system compiler's configuration at inflection point.
4475 Add comment to remark a remaining difference with system compiler.
4477 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4478 * configure: Regenerate.
4480 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4482 From Jie Zhang <jie.zhang@analog.com>:
4483 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4484 (bfin_handle_l2_attribute): New.
4485 (bfin_attribute_table): Add l2 attribute.
4487 2009-09-11 Michael Matz <matz@suse.de>
4490 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4491 on the local_decls list.
4493 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4497 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4499 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4500 for VALUEs, to implement the documented interface.
4501 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4502 Adjust for VALUEs and anything else, to implement the
4503 documented interface.
4505 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4507 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4508 with actual SPE/paired vector modes before using 64-bit alignment.
4509 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4511 2009-09-10 DJ Delorie <dj@redhat.com>
4513 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4516 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4517 * config/mep/mep.c (mep_legitimate_constant_p): New.
4518 * config/mep/mep-protos.h: Prototype it.
4520 2009-09-10 Richard Henderson <rth@redhat.com>
4522 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4524 2009-09-10 Jason Merrill <jason@redhat.com>
4526 * tree.c (chain_index): New fn.
4527 * tree.h: Declare it.
4529 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4531 * config/sol2-c.c (cmn_err_length_specs): Initialize
4532 scalar_identity_flag.
4534 2009-09-10 Richard Henderson <rth@redhat.com>
4536 * tree.h (struct tree_decl_common): Move align member earlier;
4537 move label_decl_uid member ...
4538 (struct tree_label_decl): ... here.
4539 (LABEL_DECL_UID): Update to match.
4541 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4544 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4545 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4547 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4548 dest_prev if the edge is complex.
4550 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4552 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4553 loop latch tests earlier.
4555 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4556 before GIMPLE_RETURN, not after its predecessor; insert
4559 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4560 gimple_seq_empty_p to test for no PHI nodes.
4561 * tree-cfg.c (split_critical_edges): Likewise.
4563 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4565 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4567 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4568 introduced by the VTA branch merge.
4570 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4572 * ira-conflicts.c: Use fputs or putc instead of fprintf
4576 * tree-switch-conversion.c: Ditto.
4578 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4580 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4581 introduced by the VTA branch merge.
4583 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4586 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4588 PR rtl-optimization/39779
4589 * expr.c (convert_modes): Return when mode == oldmode after
4590 CONST_INTs are processed.
4592 2009-09-10 Nick Clifton <nickc@redhat.com>
4594 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4595 attribute and referring decl when creating renamed symbol.
4597 2009-09-10 Richard Guenther <rguenther@suse.de>
4600 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4602 (cgraph_finalize_compilation_unit): Compute reachability
4603 before emitting thunks. Properly process aliases before
4604 possibly removing unreachable nodes.
4606 2009-09-10 Richard Guenther <rguenther@suse.de>
4609 * tree.c (struct free_lang_data_d): Add worklist member.
4610 (find_decls_types_r): Push onto the worklist instead of recursing.
4611 Handle TREE_BINFOs properly.
4612 (find_decls_types): New function wrapped around find_decls_types_r
4613 to process the worklist.
4614 (find_decls_types_in_eh_region): Use it.
4615 (find_decls_types_in_node): Likewise.
4616 (find_decls_types_in_var): Likewise.
4617 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4618 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4619 (AGGREGATE_TYPE_P): Adjust.
4621 2009-09-09 Jason Merrill <jason@redhat.com>
4623 * configure.ac: Check glibc version even if we have an in-tree
4626 2009-09-09 Anthony Green <green@moxielogic.com>
4628 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4629 the constant 0 when appropriate.
4630 * config/moxie/constraints.md: Add constraint O.
4632 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4633 to pass up to 6 32-bit argument values in registers.
4634 (moxie_function_arg): Ditto.
4635 (moxie_arg_partial_bytes): Ditto.
4636 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4637 (REG_PARM_STACK_SPACE): Ditto.
4638 (FUNCTION_ARG_REGNO_P): Ditto.
4640 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4641 instruction to allocate stack space.
4643 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4645 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4646 unnecessarily stringent constraints. Fix address
4647 calculation in the splitters.
4649 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4651 PR rtl-optimization/39779
4652 * expr.c (convert_modes): Return when mode == oldmode after
4653 CONST_INTs are processed.
4655 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4658 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4659 (ix86_expand_prologue): Take frame.padding0 into logic of
4661 (ix86_expand_epilogue): Likewise.
4663 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4665 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4667 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4668 * config/t-slibgcc-libgcc: New file.
4669 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4671 2009-09-09 Martin Jambor <mjambor@suse.cz>
4673 PR tree-optimization/41089
4674 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4677 2009-09-09 Richard Henderson <rth@redhat.com>
4679 * gimple.h (CASE_GIMPLE_OMP): New.
4680 (is_gimple_omp): Use it.
4681 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4682 (verify_gimple_debug): Likewise.
4684 2009-09-09 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/41101
4687 * tree-ssa-pre.c (maximal_set): Remove.
4688 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4689 Defer all blocks we didn't visit at least one successor.
4690 (add_to_exp_gen): Do not add to the maximal set.
4691 (make_values_for_phi): Likewise.
4692 (compute_avail): Likewise.
4693 (init_pre): Do not allocate the maximal set.
4694 (execute_pre): Do not dump it.
4696 2009-09-09 Martin Jambor <mjambor@suse.cz>
4698 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4699 an SSA_NAME rather than a is_gimple_variable.
4701 2009-09-09 Richard Guenther <rguenther@suse.de>
4704 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4705 code dealing with plain pointer bases.
4706 (maybe_fold_offset_to_reference): Likewise.
4707 (maybe_fold_stmt_addition): Adjust.
4709 2009-09-09 Richard Guenther <rguenther@suse.de>
4711 * tree.c (free_lang_data_in_type): Do not free the type variant
4713 (free_lang_data): Merge char_type_node with its properly signed
4715 (pass_ipa_free): Collect after freeing language specific data.
4717 2009-09-09 Michael Matz <matz@suse.de>
4720 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4721 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4722 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4725 2009-09-08 DJ Delorie <dj@redhat.com>
4727 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4729 2009-09-04 Jason Merrill <jason@redhat.com>
4731 * tree.c (tree_find_value): Remove.
4732 * tree.h: Remove prototype.
4733 * varasm.c (assemble_external): Use value_member instead.
4735 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4737 * toplev.c (process_options): Choose default debugging type when
4738 gtoggle enables debug info and type is unset.
4740 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4744 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4747 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4749 * configure: Rebuilt with modified libtool.m4.
4751 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4756 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4758 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4760 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4761 (remove_statement): Likewise.
4762 (rewrite_use_nonlinear_expr): Adjust.
4763 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4764 * tree-ssa.c (release_defs_bitset): ... this. New.
4765 * tree-flow.h (release_defs_bitset): Declare.
4767 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4770 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4771 in the middle block.
4773 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4775 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4776 via intptr_t to long type.
4777 (insert_operand_rank): Cast long type via intptr_t to
4779 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4781 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4782 from pointer to unsigned via uintptr_t.
4784 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4785 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4787 * configure: Regenerated.
4788 * config.in: Regenerated
4789 * system.h (stdint.h): Add include.
4790 (inttypes.h): Likewise.
4791 * Makefile.in (aclocal): Add config/stdint.m4.
4792 * aclocal.m4: Regenerated.
4794 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4796 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4798 (note_np_check_stores): New function.
4799 (harmless_null_pointer_p): New function.
4800 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4801 changed. Take into account whether we're in the shadow of a condjump
4802 that tested NP_REG for NULL.
4803 Lose all code that tested for SEQUENCEs.
4804 (workaround_speculation): Avoid inserting NOPs for loads that are
4805 either always executed or a NULL pointer.
4807 2009-09-08 Jan Hubicka <jh@suse.cz>
4809 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4810 * params.def (early-inlining-insns): Likewise.
4812 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4814 PR rtl-optimization/41239
4815 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4816 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4818 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4819 across calls, as the calls might not always return normally.
4820 (call_may_noreturn_p): New function.
4821 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4822 (init_deps): Initialize it.
4823 (remove_from_deps): Also remove calls from
4824 last_function_call_may_noreturn list.
4826 2009-09-07 Richard Henderson <rth@redhat.com>
4828 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4829 more VR->OPERANDS than LHS operands. Free LHS before returning.
4831 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4833 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4834 (attr "addrtype"): New member "spreg".
4835 Use it if mem_spfp_address_operand is true for the address.
4836 (attr "type"): New entry "stall".
4837 (cpu_unit "load"): New.
4838 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4840 (insn_reservation "loadsp"): New.
4841 (insn_reservation "load_stall1"): New.
4842 (insn_reservation "load_stall3"): New.
4844 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4845 (mem_p_address_operand): Exclude stack and frame pointer based
4847 (mem_spfp_address_operand): New; match them here.
4848 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4849 (bfin_reorg): Call it if scheduling insns.
4850 (bfin_gen_bundles): Remove dummy insns created by
4851 add_sched_insns_for_speculation.
4853 From Jie Zhang <jie.zhang@analog.com>:
4854 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4855 bfin_si_revision, bfin_workarounds): Move these ...
4856 * config/bfin/bfin.h: ... here.
4858 From Mike Frysinger <michael.frysinger@analog.com>
4859 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4860 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4861 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4862 bf547m, bf548m, and bf549m.
4863 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4864 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4865 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4866 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4867 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4868 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4869 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4870 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4871 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4872 bf542m, bf544m, bf547m, bf548m, and bf549m.
4874 From Jie Zhang <jie.zhang@analog.com>:
4875 * config/bfin/predicates.md (p_register_operand): New predicate.
4876 (dp_register_operand): New predicate.
4877 * config/bfin/bfin-protos.h (WA_05000074): Define.
4878 (ENABLE_WA_05000074): Define.
4879 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4880 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4881 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4882 (define_attr addrtype): Allow load/store register to be P register.
4883 (define_attr storereg): New.
4884 (define_cpu_unit anomaly_05000074): New.
4885 (define_insn_reservation dsp32shiftimm): New.
4886 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4887 (define_insn_reservation loadp): Cannot use slot2.
4888 (define_insn_reservation loadsp): Cannot use slot2.
4889 (define_insn_reservation storep): Cannot use slot2. Does not
4890 apply when working around 05000074.
4891 (define_insn_reservation storep_anomaly_05000074): New.
4892 (define_insn_reservation storei): Does not apply when working
4894 (define_insn_reservation storei_anomaly_05000074): New.
4895 (define_attr length): Add dsp32shiftimm case.
4896 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4897 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4898 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4899 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4900 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4902 2009-09-07 Martin Jambor <mjambor@suse.cz>
4905 * tree-sra.c (create_artificial_child_access): Return NULL if
4906 build_ref_for_offset fails.
4907 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4908 and create_artificial_child_access to fail.
4910 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4913 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4914 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4915 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4917 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4919 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4920 block, ensure it has an exit edge. Emit a barrier after a jump.
4922 2009-09-07 Nick Clifton <nickc@redhat.com>
4924 * gcc.c (this_is_linker_script): New variable. Like
4925 this_is_library_file but for the %T constructor.
4926 (end_going_arg): If this_is_linker_script is set then locate the
4927 script and insert a --script switch before it
4928 (do_spec_2): Initialise this_is_linker_script.
4929 (do_spec_1): Likewise. Handle %T construct.
4930 (eval_spec_function): Preserve this_is_linker_script.
4931 * doc/invoke.texi: Document %T construct in spec files.
4932 * config/m32c/m32c.h (LIB_SPEC): Use it.
4934 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4936 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4937 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4938 when volatile flag is set.
4939 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4941 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4944 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4945 (combine_stack_adjustments_for_block): Allow insns between stack
4946 adjustments and stores with corresponding pre-(dec|inc)rement or
4947 pre-modify operation.
4949 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4952 * combine-stack-adj.c (struct csa_memlist): Rename to...
4953 (struct csa_reflist): ... this. Rename mem field to ref.
4954 (free_csa_memlist): Rename to...
4955 (free_csa_reflist): ... this.
4956 (record_one_stack_memref): Rename to...
4957 (record_one_stack_ref): ... this. Handle also REG_P.
4958 (try_apply_stack_adjustment): Handle also REG_P.
4959 (struct record_stack_memrefs_data): Rename to...
4960 (struct record_stack_refs_data): ... this. Rename memlist field to
4962 (record_stack_memrefs): Rename to...
4963 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4964 subexpressions instead of failing when a MEM contains SP references.
4965 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4966 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4968 2009-09-06 Richard Guenther <rguenther@suse.de>
4971 * tree.c (build_array_type): Do not record types marked
4972 with structural equality in the canonical type hashtable.
4974 2009-09-06 Richard Guenther <rguenther@suse.de>
4977 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4979 2009-09-05 Richard Guenther <rguenther@suse.de>
4982 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4984 2009-09-05 Richard Guenther <rguenther@suse.de>
4987 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4989 2009-09-05 Richard Guenther <rguenther@suse.de>
4992 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4993 before comparing function argument types.
4995 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4998 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5001 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5004 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5006 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5007 locators before emit_insn is called.
5009 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5012 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5013 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5014 (reginfo_init): Don't call allocate_reg_info.
5016 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5019 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5020 NONDEBUG_INSN_P instead of INSN_P.
5022 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5025 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5027 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5030 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5031 pattern of the split.
5033 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5035 * toplev.c (process_options): Move setter of flag_var_tracking
5036 before other tests that depend on it. Move down setter of
5037 flag_rename_registers. Don't enable var-tracking-assignments
5038 by default if selective scheduling is enabled. Warn if both
5041 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5043 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5044 comment. Use switch statement to catch overlaps between rtx
5045 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5046 (IS_DECL_CODE): ... here. Remove.
5047 (check_value_is_not_decl): Remove.
5048 (dv_from_decl, dv_from_value): Check after conversion.
5050 2009-09-04 Richard Guenther <rguenther@suse.de>
5053 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5054 after emitting tunks. Move emitting thunks and ctors from ...
5055 (cgraph_optimize): ... here. Remove redundant
5056 cgraph_analyze_functions.
5057 * varasm.c (find_decl_and_mark_needed): Remove no longer
5059 (finish_aliases_1): Adjust check for thunk aliases.
5061 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5063 * config/arm/arm.md (ctzsi2): Added braces
5064 to avoid warning that broke booststrap.
5066 2009-09-04 Martin Jambor <mjambor@suse.cz>
5068 PR tree-optimization/41112
5069 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5070 handle variable-bounded arrays.
5071 (expr_with_var_bounded_array_refs_p): New function.
5072 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5074 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5076 * config/s390/2097.md: Removed two incorrect bypasses.
5077 (z10_fsimpdf): Fixed latency.
5078 (z10_fhex): New insn_reservation.
5079 (z10_floaddf): Fixed latency.
5080 (z10_floadsf): Fixed latency.
5081 (z10_ftrunctf): Fixed latency.
5082 (z10_ftruncdf): Fixed latency.
5083 * config/s390/s390.c (z10_cost): Fixed values.
5084 (s390_adjust_priority): Added z10 path.
5085 * config/s390/s390.md (type): Added fhex.
5086 (*mov<mode>_64dfp): Updated type attribute.
5087 (*mov<mode>_64): Updated type attribute.
5088 (*mov<mode>_31): Updated type attribute.
5089 (*mov<mode>"): Likewise.
5090 * config/s390/2084.md (x_fsimpdf): Updated condition.
5092 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5094 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5095 RTXs in the predicate for operand 1.
5097 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5099 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5100 (rbitsi2): New insn.
5101 (ctzsi2): New expand.
5102 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5104 2009-09-03 Martin Jambor <mjambor@suse.cz>
5106 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5107 (create_artificial_child_access): Use build_ref_for_offset instead
5108 of duplicate_expr_for_different_base.
5109 (propagate_subacesses_accross_link): Likewise.
5111 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5113 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5115 (mips16e_collect_argument_saves): Skip debug instructions.
5116 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5117 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5118 (r10k_insert_cache_barriers): Likewise.
5119 (mips_reorg_process_insns): Likewise.
5121 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5124 * ira.c (update_equiv_reg): Remove check on class likely spill.
5126 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5129 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5130 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5134 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5135 the stack slot if it is passed by invisible reference.
5136 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5137 by invisible reference.
5139 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5141 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5142 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5143 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5145 * config/bfin/sync.md: New file.
5146 * config/bfin/bfin.md: Include it.
5147 (UNSPEC_ATOMIC): New.
5148 (UNSPEC_ONES): Provide a unique number.
5150 From Jie Zhang <jie.zhang@analog.com>:
5151 * config/bfin/bfin.c (ret_regs): New.
5152 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5153 (must_save_rets_p): New.
5154 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5155 current_function_is_leaf.
5156 (do_link): Likewise.
5157 (do_unlink): Likewise.
5158 (expand_interrupt_handler_prologue): Use ret_regs array.
5159 (expand_interrupt_handler_epilogue): Use ret_regs array and
5160 pass return register to gen_return_internal.
5161 (bfin_expand_epilogue): Pass return register to
5162 gen_return_internal.
5163 (bfin_expand_call): Explicitly clobber RETS.
5164 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5165 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5166 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5167 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5169 (return_internal): Take a reg rtx rather than the register number.
5171 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5173 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5174 when comparing against estimated_loop_iterations_int return.
5176 2009-09-03 Richard Guenther <rguenther@suse.de>
5178 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5179 eh_personality_libfunc.
5181 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5183 * tree-parloops.c (separate_decls_in_region): Add space.
5185 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5187 * tree-parloops.c (separate_decls_in_region): Change the condition
5188 checking if there are reductions in the loop.
5190 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5192 PR tree-optimization/38275
5193 * tree-parloops.c (parallelize_loops): Replace profitability condition
5194 for expected number of iterations.
5196 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5198 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5199 (bootstrap-debug): Explain conditions in which it becomes default.
5200 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5203 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5205 * doc/invoke.texi (Optimize Options): Move
5206 -finline-small-functions to the -O2 list.
5208 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5210 * toplev.c (process_options): Enable var-tracking-assignments
5211 by default if var-tracking is enabled.
5213 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5215 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5217 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5218 * rtl.h (prev_nonnote_insn_bb): Declare it.
5220 2009-09-03 Diego Novillo <dnovillo@google.com>
5222 * cgraph.c (cgraph_node_for_decl): New.
5223 * cgraph.h (cgraph_node_for_decl): Declare.
5224 * tree.c (host_integerp): Return 0 if T is NULL.
5226 2009-09-03 Diego Novillo <dnovillo@google.com>
5228 * tree.h (struct alias_pair): Move from varasm.c.
5229 (alias_pairs): Likewise.
5230 (TYPE_MAXVAL): Define.
5231 (TYPE_MINVAL): Define.
5232 (iterative_hash_host_wide_int): Declare.
5233 (remove_unreachable_alias_pairs): Declare.
5234 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5235 * diagnostic.c (default_diagnostic_starter): Make extern.
5236 (default_diagnostic_finalizer): Make extern.
5237 * diagnostic.h (default_diagnostic_starter): Declare.
5238 (default_diagnostic_finalizer): Declare.
5239 (default_tree_printer): Declare.
5240 * toplev.c (default_tree_printer): Make extern.
5242 2009-09-03 Richard Guenther <rguenther@suse.de>
5243 Diego Novillo <dnovillo@google.com>
5245 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5246 * cgraphunit.c (cgraph_expand_function): Do not emit
5247 associated thunks from here.
5248 (cgraph_emit_thunks): New.
5249 (cgraph_optimize): Call it.
5250 Return if any IPA pass finds an error.
5251 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5254 2009-09-03 Simon Baldwin <simonb@google.com>
5255 Rafael Espindola <espindola@google.com>
5256 Richard Guenther <rguenther@suse.de>
5257 Doug Kwan <dougkwan@google.com>
5258 Diego Novillo <dnovillo@google.com>
5260 * tree.c: Include tree-pass.h, langhooks-def.h,
5261 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5262 (free_lang_data_in_type): New.
5263 (need_assembler_name_p): New.
5264 (free_lang_data_in_block): New.
5265 (free_lang_data_in_decl): New.
5266 (struct free_lang_data_d): New.
5267 (add_tree_to_fld_list): New.
5268 (find_decls_types_r): New.
5269 (get_eh_types_for_runtime): New.
5270 (find_decls_types_in_eh_region): New.
5271 (find_decls_types_in_node): New.
5272 (find_decls_types_in_var): New.
5273 (free_lang_data_in_cgraph): New.
5274 (free_lang_data): New.
5275 (gate_free_lang_data): New.
5276 (pass_ipa_free_lang_data): New.
5278 2009-09-03 Diego Novillo <dnovillo@google.com>
5280 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5281 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5282 (lang_hooks): Remove const qualifier.
5283 * ipa.c (cgraph_remove_unreachable_nodes): Call
5284 remove_unreachable_alias_pairs.
5285 * except.c (add_type_for_runtime): Check if TYPE has
5286 already been converted.
5287 (lookup_type_for_runtime): Likewise.
5288 (check_handled): Handle converted types.
5289 * varasm.c (remove_unreachable_alias_pairs): New.
5290 * gimple.c: Include demangle.h.
5291 (gimple_decl_printable_name): New.
5292 (gimple_fold_obj_type_ref): New.
5293 * gimple.h (gimple_decl_printable_name): Declare.
5294 (gimple_fold_obj_type_ref): Declare.
5295 * passes.c (init_optimization_passes): Add pass
5296 pass_ipa_free_lang_data.
5297 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5298 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5300 2009-09-03 Diego Novillo <dnovillo@google.com>
5302 * c-lang.c (lang_hooks): Remove const qualifier.
5304 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5306 * doc/install.texi (*-*-freebsd*): Update target information.
5308 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5310 * hard-reg-set.h (call_fixed_regs): Remove.
5311 * reginfo.c (call_fixed_regs): Remove.
5312 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5313 (globalize_reg): Don't use call_fixed_regs.
5314 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5317 2009-09-01 Michael Matz <matz@suse.de>
5319 * expr.h (emit_storent_insn, expand_expr_real_1,
5320 expand_expr_real_2): Declare.
5321 * expr.c (emit_storent_insn, expand_expr_real_1,
5322 expand_expr_real_2): Export.
5323 (store_expr): Setting and evaluating dont_return_target is useless.
5324 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5325 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5326 * except.c (expand_resx_expr): Rename to ...
5327 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5328 * except.h (expand_resx_stmt): Declare.
5329 * stmt.c: Add include gimple.h
5330 (expand_asm_expr): Rename to ...
5331 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5332 (expand_case): Rewrite to take gimple statement.
5333 * tree.h (expand_asm_stmt): Declare.
5334 (expand_case): Change prototype.
5335 * Makefile.in (stmt.o): Depend on gimple.h.
5336 * builtins.c (expand_builtin_synchronize): Build gimple asm
5337 statement, not an ASM_EXPR.
5338 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5339 gimple_to_tree, release_stmt_tree): Remove.
5340 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5341 ggc_free, but hold comparison code and operands separately.
5342 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5343 (expand_call_stmt, expand_gimple_stmt_1,
5344 expand_gimple_stmt): New helpers.
5345 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5346 release_stmt_tree. Call expand_gimple_stmt instead.
5347 (expand_gimple_basic_block): Ditto.
5349 * calls.c (emit_call_1): Don't look at EH regions here, make
5350 fntree parameter useless.
5351 (expand_call): New local rettype for TREE_TYPE(exp), use it
5352 throughout. Remove local p, use addr instead.
5353 Don't look at EH regions here.
5355 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5357 * doc/invoke.texi (-fsched-pressure): Document it.
5358 (-fsched-reg-pressure-heuristic): Remove it.
5360 * reload.c (ira.h): Include.
5361 (find_reloads): Add choosing reload on number of small spilled
5364 * haifa-sched.c (ira.h): Include.
5365 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5366 saved_reg_pressure, curr_reg_live, saved_reg_live,
5367 region_ref_regs): New variables.
5368 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5369 initiate_reg_pressure_info, setup_ref_regs,
5370 initiate_bb_reg_pressure_info, save_reg_pressure,
5371 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5373 (setup_insn_reg_pressure_info): New function.
5374 (rank_for_schedule): Add pressure checking and insn issue time.
5375 Remove comparison of insn reg weights.
5376 (ready_sort): Set insn reg pressure info.
5377 (update_register_pressure, setup_insn_max_reg_pressure,
5378 update_reg_and_insn_max_reg_pressure,
5379 sched_setup_bb_reg_pressure_info): New functions.
5380 (schedule_insn): Add code for printing and updating reg pressure info.
5381 (find_set_reg_weight, find_insn_reg_weight): Remove.
5382 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5383 (debug_ready_list): Print reg pressure info.
5384 (schedule_block): Ditto. Check insn issue time.
5385 (sched_init): Set up sched_pressure_p. Allocate and set up some
5386 reg pressure related info.
5387 (sched_finish): Free some reg pressure related info.
5388 (fix_tick_ready): Make insn always ready if pressure_p.
5389 (init_h_i_d): Don't call find_insn_reg_weight.
5390 (haifa_finish_h_i_d): Free insn reg pressure info.
5392 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5393 ira_memory_move_cost, ira_class_hard_regs,
5394 ira_class_hard_regs_num, ira_no_alloc_regs,
5395 ira_available_class_regs, ira_reg_class_cover_size,
5396 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5398 * ira-lives.c (single_reg_class): Check mode to find how many
5399 registers are necessary for operand.
5400 (ira_implicitly_set_insn_hard_regs): New.
5402 * common.opt (fsched-pressure): New options.
5403 (fsched-reg-pressure-heuristic): Remove.
5405 * ira.c (setup_eliminable_regset): Rename to
5406 ira_setup_eliminable_regset. Make it external.
5407 (expand_reg_info): Pass cover class to setup_reg_classes.
5408 (ira): Call resize_reg_info instead of allocate_reg_info.
5410 * sched-deps.c: Include ira.h.
5411 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5412 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5413 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5414 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5415 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5416 mark_insn_reg_store, mark_insn_reg_clobber,
5417 setup_insn_reg_pressure_info): New.
5418 (sched_analyze_1): Update implicit_reg_pending_uses.
5419 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5420 Use them to create dependencies. Set insn reg uses and pressure
5421 info. Process reg_pending_uses in one place.
5422 (free_deps): Free implicit sets.
5423 (remove_from_deps): Remove implicit sets if necessary. Check
5424 implicit sets when clearing reg_last_in_use.
5425 (init_deps_global): Clear implicit_reg_pending_clobbers and
5426 implicit_reg_pending_uses.
5428 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5429 ira_memory_move_cost, ira_class_hard_regs,
5430 ira_class_hard_regs_num, ira_no_alloc_regs,
5431 ira_available_class_regs, ira_reg_class_cover_size,
5432 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5433 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5434 ira_implicitly_set_insn_hard_regs): New prototypes.
5436 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5437 cost_elements_num): New variables.
5438 (allocno_costs, total_costs): Rename to costs and
5439 total_allocno_costs.
5440 (COSTS_OF_ALLOCNO): Rename to COSTS.
5441 (allocno_pref): Rename to pref.
5442 (allocno_pref_buffer): Rename to pref_buffer.
5443 (common_classes): Rename to regno_cover_class.
5445 (record_reg_classes): Set allocno attributes only if allocno_p.
5446 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5447 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5448 and COSTS_OF_ALLOCNO.
5449 (print_costs): Rename to print_allocno_costs.
5450 (print_pseudo_costs): New.
5451 (process_bb_node_for_costs): Split into 2 functions with new
5452 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5453 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5454 new parameter dump_file. Use cost_elements_num instead of
5455 ira_allocnos_num. Make one iteration if preferred classes were
5456 already calculated for scheduler. Make 2 versions of code
5457 depending on allocno_p.
5458 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5459 regno_cover_class and COSTS instead of common_classes and
5461 (init_costs, finish_costs): New.
5462 (ira_costs): Set up allocno_p and cost_elements_num. Call
5463 init_costs and finish_costs.
5464 (ira_set_pseudo_classes): New.
5466 * rtl.h (allocate_reg_info): Remove.
5467 (resize_reg_info): Change return type.
5468 (reg_cover_class): New.
5469 (setup_reg_classes): Add new parameter.
5471 * sched-int.h (struct deps_reg): New member implicit_sets.
5472 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5473 (INCREASE_BITS): New macro.
5474 (struct reg_pressure_data, struct reg_use_data): New.
5475 (struct _haifa_insn_data): Remove reg_weight. Add members
5476 reg_pressure, reg_use_list, reg_set_list, and
5477 reg_pressure_excess_cost_change.
5478 (struct deps): New member implicit_sets.
5479 (pressure_p): New variable.
5480 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5481 (struct reg_pressure_data, struct reg_use_data): New.
5482 (INSN_REG_WEIGHT): Remove.
5483 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5484 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5485 (sched_init_region_reg_pressure_info,
5486 sched_setup_bb_reg_pressure_info): New prototypes.
5488 * reginfo.c (struct reg_pref): New member coverclass.
5489 (reg_cover_class): New function.
5490 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5491 (reg_info_size): New variable.
5492 (allocate_reg_info): Make static. Setup reg_info_size.
5493 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5494 (setup_reg_classes): Add a new parameter. Setup cover class too.
5496 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5499 * sched-rgn.c (deps_join): Set up implicit_sets.
5500 (schedule_region): Set up region and basic blocks pressure
5503 * passes.c (init_optimization_passes): Move
5504 pass_subregs_of_mode_init before pass_sched.
5506 2009-09-02 Martin Jambor <mjambor@suse.cz>
5508 * tree-sra.c (struct access): New field grp_hint.
5509 (dump_access): Dump grp_hint.
5510 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5512 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5513 those which have been specifically read and somehow written to.
5514 (propagate_subacesses_accross_link): Set grp_hint of right child and
5515 also possibly of the left child.
5517 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5519 * tree-object-size.c (addr_object_size): Always use object_size_type
5520 0 or 2 when determining the pointer pointed object size.
5522 2009-09-02 Richard Guenther <rguenther@suse.de>
5525 2009-08-31 Richard Guenther <rguenther@suse.de>
5527 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5528 to query if the memory regions for memmove overlap.
5529 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5530 asserts on pointers, instead deal with odd trees.
5531 (ptr_derefs_may_alias_p): Likewise.
5532 (refs_may_alias_p_1): Constructor bases also never alias.
5534 2009-08-01 Christian Bruel <christian.bruel@st.com>
5537 2009-07-31 Christian Bruel <christian.bruel@st.com>
5538 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5540 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5542 * doc/invoke.texi (-fvar-tracking-assignments): New.
5543 (-fvar-tracking-assignments-toggle): New.
5544 (-fdump-final-insns=file): Mark filename as optional.
5545 (--param min-nondebug-insn-uid): New.
5546 (-gdwarf-@{version}): Mention version 4.
5547 * opts.c (common_handle_option): Accept it.
5548 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5549 * regrename.c (regrename_optimize): Drop last. Don't count debug
5550 insns as uses. Don't reject change because of debug insn.
5551 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5552 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5553 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5554 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5555 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5556 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5557 * doc/gimple.texi (is_gimple_debug): New.
5558 (gimple_debug_bind_p): New.
5559 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5560 * doc/install.texi (bootstrap-debug): More details.
5561 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5562 (bootstrap-debug-lib): More details.
5563 (bootstrap-debug-ckovw): Update.
5564 (bootstrap-time): New.
5565 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5566 (insert_phi_nodes_for): Insert debug stmts.
5567 (rewrite_stmt): Take iterator. Insert debug stmts.
5568 (rewrite_enter_block): Adjust.
5569 (maybe_replace_use_in_debug_stmt): New.
5570 (rewrite_update_stmt): Use it.
5571 (mark_use_interesting): Return early for debug stmts.
5572 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5573 stmts before replacing stmt.
5574 (move_computations_stmt): Likewise.
5575 * ira-conflicts.c (add_copies): Skip debug insns.
5576 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5577 (regstat_bb_compute_ri): Skip debug insns.
5578 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5579 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5580 check_loop_closed_ssa_stmt): Skip debug stmts.
5581 * tree-tailcall.c (find_tail_calls): Likewise.
5582 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5583 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5584 (build_var_debug_value_stat): Declare.
5585 (build_var_debug_value): Define.
5586 (target_for_debug_bind): Declare.
5587 * reload.c (find_equiv_reg): Skip debug insns.
5588 * rtlanal.c (reg_used_between_p): Skip debug insns.
5589 (side_effects_p): Likewise.
5590 (canonicalize_condition): Likewise.
5591 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5592 insns never depend on debug insns.
5593 (create_ddg_dep_no_link): Likewise.
5594 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5595 Don't add inter-loop dependencies for debug insns.
5596 (build_intra_loop_deps): Likewise.
5597 (create_ddg): Count debug insns.
5598 * ddg.h (struct ddg::num_debug): New.
5599 (num_backargs): Pair up with previous int field.
5600 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5601 -fcompare-debug-second.
5602 * final.c (get_attr_length_1): Skip debug insns.
5603 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5604 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5605 (driver_self_specs): Map -fdump-final-insns to
5606 -fdump-final-insns=..
5607 (get_local_tick): New.
5608 (compare_debug_dump_opt_spec_function): Test for . argument and
5609 compute output name. Compute temp output spec without flag name.
5610 Compute -frandom-seed.
5611 (OPT): Undef after use.
5612 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5613 (average_num_loop_insns): Likewise.
5614 * params.h (MIN_NONDEBUG_INSN_UID): New.
5615 * gimple.def (GIMPLE_DEBUG): New.
5616 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5617 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5618 (merge_in_block): Fix whitespace.
5619 * toplev.c (flag_var_tracking): Update comment.
5620 (flag_var_tracking_assignments): New.
5621 (flag_var_tracking_assignments_toggle): New.
5622 (process_options): Don't open final insns dump file if we're not
5623 going to write to it. Compute defaults for var_tracking.
5624 * df-scan.c (df_insn_rescan_debug_internal): New.
5625 (df_uses_record): Handle debug insns.
5626 * haifa-sched.c (ready): Initialize n_debug.
5627 (contributes_to_priority): Skip debug insns.
5628 (dep_list_size): New.
5630 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5631 they're ready. Disregard previous debug insns to make decisions.
5632 (queue_insn): Never queue debug insns.
5633 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5634 (schedule_insn): Don't reject debug insns because of issue rate.
5635 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5636 (queue_to_ready): Skip and discount debug insns.
5637 (choose_ready): Let debug insns through.
5638 (schedule_block): Check boundary debug insns. Discount debug
5639 insns, schedule them early. Adjust whitespace.
5640 (set_priorities): Check for boundary debug insns.
5641 (add_jump_dependencies): Use dep_list_size.
5642 (prev_non_location_insn): New.
5643 (check_cfg): Use it.
5644 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5646 (remove_unused_ivs): Reset debug stmts.
5647 * modulo-sched.c (const_iteration_count): Skip debug insns.
5648 (res_MII): Discount debug insns.
5649 (loop_single_full_bb_p): Skip debug insns.
5650 (sms_schedule): Likewise.
5651 (sms_schedule_by_order): Likewise.
5652 (ps_has_conflicts): Likewise.
5653 * caller-save.c (refmarker_fn): New.
5654 (save_call_clobbered_regs): Replace regs with saved mem in
5656 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5657 Call refmarker_fn mark for hardregnos.
5658 (mark_reg_as_referenced): New.
5659 (replace_reg_with_saved_mem): New.
5660 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5661 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5663 (cse_extended_basic_block): Skip debug insns.
5664 (count_reg_usage): Likewise.
5665 (is_dead_reg): New, split out of...
5666 (set_live_p): ... here.
5667 (insn_live_p): Use it for debug insns.
5668 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5669 (execute_optimize_stdarg): Likewise.
5670 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5671 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5672 changes in debug stmts as changes.
5673 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5674 (moveup_expr): Don't move across debug insns. Don't move
5675 debug insn if it would create a bookkeeping block.
5676 (moveup_expr_cached): Don't use cache for debug insns that
5677 are heads of blocks.
5678 (compute_av_set_inside_bb): Skip debug insns.
5679 (sel_rank_for_schedule): Schedule debug insns first. Remove
5681 (block_valid_for_bookkeeping_p); Support lax searches.
5682 (create_block_for_bookkeeping): Adjust block numbers when
5683 encountering debug-only blocks.
5684 (find_place_for_bookkeeping): Deal with debug-only blocks.
5685 (generate_bookkeeping_insn): Accept no place to insert.
5686 (remove_temp_moveop_nops): New argument full_tidying.
5687 (prepare_place_to_insert): Deal with debug insns.
5688 (advance_state_on_fence): Debug insns don't start cycles.
5689 (update_boundaries): Take fence as argument. Deal with
5691 (schedule_expr_on_boundary): No full_tidying on debug insns.
5692 (fill_insns): Deal with debug insns.
5693 (track_scheduled_insns_and_blocks): Don't count debug insns.
5694 (need_nop_to_preserve_insn_bb): New, split out of...
5695 (remove_insn_from_stream): ... this.
5696 (fur_orig_expr_not_found): Skip debug insns.
5697 * rtl.def (VALUE): Move up.
5699 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5700 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5701 Set it if debug stmts are found.
5702 (statement_sink_location): Skip debug stmts. Propagate
5703 moving defs into debug stmts.
5704 * ifcvt.c (first_active_insn): Skip debug insns.
5705 (last_active_insns): Likewise.
5706 (cond_exec_process_insns): Likewise.
5707 (noce_process_if_block): Likewise.
5708 (check_cond_move_block): Likewise.
5709 (cond_move_convert_if_block): Likewise.
5710 (block_jumps_and_fallthru_p): Likewise.
5711 (dead_or_predicable): Likewise.
5712 * dwarf2out.c (debug_str_hash_forced): New.
5713 (find_AT_string): Add comment.
5714 (gen_label_for_indirect_string): New.
5715 (get_debug_string_label): New.
5716 (AT_string_form): Use it.
5717 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5718 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5719 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5720 several operations that cannot be represented with DWARF opcodes.
5721 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5722 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5723 (dwarf2out_var_location): Take during-call mark into account.
5724 (output_indirect_string): Update comment. Output if there are
5725 label and references.
5726 (prune_indirect_string): New.
5727 (prune_unused_types): Call it if debug_str_hash_forced.
5728 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5729 (dw_long_long_const): Remove.
5730 (struct dw_val_struct): Change val_long_long type to rtx.
5731 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5732 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5733 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5734 component instead of HOST_BITS_PER_LONG.
5735 (output_loc_operands): Likewise. For const8* assert
5736 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5737 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5738 rather than HOST_BITS_PER_LONG is >= 64.
5739 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5741 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5742 HOST_BITS_PER_LONG for dw_val_class_long_long.
5743 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5744 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5745 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5747 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5748 Handle DW_OP_implicit_value.
5749 (extract_int): Move prototype earlier.
5750 (mem_loc_descriptor): For SUBREG punt if inner
5751 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5752 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5753 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5754 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5755 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5756 instead of Pmode size.
5757 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5758 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5759 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5760 (concat_loc_descriptor, concatn_loc_descriptor,
5761 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5762 (add_location_or_const_value_attribute): Likewise. For single
5763 location loc_lists attempt to use add_const_value_attribute
5764 for constant decls. Add DW_AT_const_value even if
5765 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5767 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5768 (control_flow_insn_p): Likewise.
5769 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5770 (separate_decls_in_region_debug_bind): New.
5771 (separate_decls_in_region): Process debug bind stmts afterwards.
5772 * recog.c (verify_changes): Handle debug insns.
5773 (extract_insn): Likewise.
5774 (peephole2_optimize): Skip debug insns.
5775 * dse.c (scan_insn): Skip debug insns.
5776 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5778 (setup_id_for_insn): Handle debug insns.
5779 (maybe_tidy_empty_bb): Adjust whitespace.
5780 (tidy_control_flow): Skip debug insns.
5781 (sel_remove_insn): Adjust for debug insns.
5782 (sel_estimate_number_of_insns): Skip debug insns.
5783 (create_insn_rtx_from_pattern): Handle debug insns.
5784 (create_copy_of_insn_rtx): Likewise.
5785 * sel-sched-.h (sel_bb_end): Declare.
5786 (sel_bb_empty_or_nop_p): New.
5787 (get_all_loop_exits): Use it.
5788 (_eligible_successor_edge_p): Likewise.
5789 (return_nop_to_pool): Adjust.
5790 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5791 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5792 * gimple-pretty-print.c (dump_gimple_debug): New.
5793 (dump_gimple_stmt): Use it.
5794 (dump_bb_header): Skip gimple debug stmts.
5795 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5796 (fixup_match_2): Likewise.
5797 (regmove_backward_pass): Likewise. Simplify combined
5798 replacement. Handle debug insns.
5799 * function.c (instantiate_virtual_regs): Handle debug insns.
5800 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5801 * print-rtl.h: Include cselib.h.
5802 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5803 * df.h (df_inns_rescan_debug_internal): Declare.
5804 * gcse.c (alloc_hash_table): Estimate n_insns.
5805 (cprop_insn): Don't regard debug insns as changes.
5806 (bypass_conditional_jumps): Skip debug insns.
5807 (one_pre_gcse_pass): Adjust.
5808 (one_code_hoisting_pass): Likewise.
5809 (compute_ld_motion_mems): Skip debug insns.
5810 (one_cprop_pass): Adjust.
5811 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5812 (if_convertible_stmt_p): Handle debug stmts.
5813 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5814 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5815 * ira-build.c (create_bb_allocnos): Skip debug insns.
5816 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5817 (has_single_use): Likewise.
5818 (single_imm_use): Likewise.
5819 (num_imm_uses): Likewise.
5820 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5821 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5822 (create_outofssa_var_map): Likewise.
5823 * lower-subreg.c (adjust_decomposed_uses): New.
5824 (resolve_debug): New.
5825 (decompose_multiword_subregs): Use it.
5826 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5827 * emit-rtl.c: Include params.h.
5828 (cur_debug_insn_uid): Define.
5829 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5830 (copy_rtx_if_shared_1): Handle debug insns.
5831 (reset_used_flags): Likewise.
5832 (set_used_flags): LIkewise.
5833 (get_max_insn_count): New.
5834 (next_nondebug_insn): New.
5835 (prev_nondebug_insn): New.
5836 (make_debug_insn_raw): New.
5837 (emit_insn_before_noloc): Handle debug insns.
5838 (emit_jump_insn_before_noloc): Likewise.
5839 (emit_call_insn_before_noloc): Likewise.
5840 (emit_debug_insn_before_noloc): New.
5841 (emit_insn_after_noloc): Handle debug insns.
5842 (emit_jump_insn_after_noloc): Likewise.
5843 (emit_call_insn_after_noloc): Likewise.
5844 (emit_debug_insn_after_noloc): Likewise.
5845 (emit_insn_after): Take loc from earlier non-debug insn.
5846 (emit_jump_insn_after): Likewise.
5847 (emit_call_insn_after): Likewise.
5848 (emit_debug_insn_after_setloc): New.
5849 (emit_debug_insn_after): New.
5850 (emit_insn_before): Take loc from later non-debug insn.
5851 (emit_jump_insn_before): Likewise.
5852 (emit_call_insn_before): Likewise.
5853 (emit_debug_insn_before_setloc): New.
5854 (emit_debug_insn_before): New.
5855 (emit_insn): Handle debug insns.
5856 (emit_debug_insn): New.
5857 (emit_jump_insn): Handle debug insns.
5858 (emit_call_insn): Likewise.
5860 (init_emit): Take min-nondebug-insn-uid into account.
5861 Initialize cur_debug_insn_uid.
5862 (emit_copy_of_insn_after): Handle debug insns.
5863 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5864 location of single rhs in place.
5865 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5866 (floor_sdiv_adjust): New.
5867 (cell_sdiv_adjust): New.
5868 (cell_udiv_adjust): New.
5869 (round_sdiv_adjust): New.
5870 (round_udiv_adjust): New.
5871 (wrap_constant): Moved from cselib.
5872 (unwrap_constant): New.
5873 (expand_debug_expr): New.
5874 (expand_debug_locations): New.
5875 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5877 (gimple_expand_cfg): Expand debug locations.
5878 * cselib.c: Include tree-pass.h.
5879 (struct expand_value_data): New.
5880 (cselib_record_sets_hook): New.
5881 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5882 (cselib_clear_table): Move, and implemnet in terms of...
5883 (cselib_reset_table_with_next_value): ... this.
5884 (cselib_get_next_unknown_value): New.
5885 (discard_useless_locs): Don't discard preserved values.
5886 (cselib_preserve_value): New.
5887 (cselib_preserved_value_p): New.
5888 (cselib_preserve_definitely): New.
5889 (cselib_clear_preserve): New.
5890 (cselib_preserve_only_values): New.
5891 (new_cselib_val): Take rtx argument. Dump it in details.
5892 (cselib_lookup_mem): Adjust.
5893 (expand_loc): Take regs_active in struct. Adjust. Silence
5894 dumps unless details are requested.
5895 (cselib_expand_value_rtx_cb): New.
5896 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5897 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5898 without details. Copy more subregs. Try to resolve values
5899 using a callback. Wrap constants.
5900 (cselib_subst_to_values): Adjust.
5901 (cselib_log_lookup): New.
5902 (cselib_lookup): Call it.
5903 (cselib_invalidate_regno): Don't count preserved values as useless.
5904 (cselib_invalidate_mem): Likewise.
5905 (cselib_record_set): Likewise.
5906 (struct set): Renamed to cselib_set, moved to cselib.h.
5907 (cselib_record_sets): Adjust. Call hook.
5908 (cselib_process_insn): Reset table when it would be cleared.
5909 (dump_cselib_val): New.
5910 (dump_cselib_table): New.
5911 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5912 (remove_forwarder_block): Support moving debug stmts.
5913 * cselib.h (cselib_record_sets_hook): Declare.
5914 (cselib_expand_callback): New type.
5915 (cselib_expand_value_rtx_cb): Declare.
5916 (cselib_reset_table_with_next_value): Declare.
5917 (cselib_get_next_unknown_value): Declare.
5918 (cselib_preserve_value): Declare.
5919 (cselib_preserved_value_p): Declare.
5920 (cselib_preserve_only_values): Declare.
5921 (dump_cselib_table): Declare.
5922 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5923 (try_crossjump_to_edge): Likewise.
5924 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5925 dominated blocks when debug stmts are present.
5926 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5927 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5928 (set_var_live_on_entry): Likewise.
5929 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5930 * cfglayout.c (curr_location, last_location): Make static.
5931 (set_curr_insn_source_location): Don't avoid bouncing.
5932 (get_curr_insn_source_location): New.
5933 (get_curr_insn_block): New.
5934 (duplicate_insn_chain): Handle debug insns.
5935 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5937 * common.opt (fcompare-debug): Move to sort order.
5938 (fdump-unnumbered-links): Likewise.
5939 (fvar-tracking-assignments): New.
5940 (fvar-tracking-assignments-toggle): New.
5941 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5942 because of debug stmts.
5943 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5944 (eliminate_unnecessary_stmts): Walk dominated blocks before
5946 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5947 * ira.c (memref_used_between_p): Skip debug insns.
5948 (update_equiv_regs): Likewise.
5949 * sched-deps.c (sd_lists_size): Accept empty list.
5950 (sd_init_insn): Mark debug insns.
5951 (sd_finish_insn): Unmark them.
5952 (sd_add_dep): Reject non-debug deps on debug insns.
5953 (fixup_sched_groups): Give debug insns group treatment.
5955 (sched_analyze_reg): Don't mark debug insns for sched before call.
5956 (sched_analyze_2): Handle debug insns.
5957 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5959 (deps_analyze_insn): Handle debug insns.
5960 (deps_start_bb): Skip debug insns.
5961 (init_deps): Initialize last_debug_insn.
5962 * tree-ssa.c (target_for_debug_bind): New.
5963 (find_released_ssa_name): New.
5964 (propagate_var_def_into_debug_stmts): New.
5965 (propagate_defs_into_debug_stmts): New.
5966 (verify_ssa): Skip debug bind stmts without values.
5967 (warn_uninialized_vars): Skip debug stmts.
5968 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5969 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5970 (rtx_equal_p): Likewise.
5971 * ira-costs.c (scan_one_insn): Skip debug insns.
5972 (process_bb_node_for_hard_reg_moves): Likewise.
5973 * rtl.h (DEBUG_INSN_P): New.
5974 (NONDEBUG_INSN_P): New.
5975 (MAY_HAVE_DEBUG_INSNS): New.
5976 (INSN_P): Accept debug insns.
5977 (RTX_FRAME_RELATED_P): Likewise.
5978 (INSN_DELETED_P): Likewise
5979 (PAT_VAR_LOCATION_DECL): New.
5980 (PAT_VAR_LOCATION_LOC): New.
5981 (PAT_VAR_OCATION_STATUS): New.
5982 (NOTE_VAR_LOCATION_DECL): Reimplement.
5983 (NOTE_VAR_LOCATION_LOC): Likewise.
5984 (NOTE_VAR_LOCATION_STATUS): Likewise.
5985 (INSN_VAR_LOCATION): New.
5986 (INSN_VAR_LOCATION_DECL): New.
5987 (INSN_VAR_LOCATION_LOC): New.
5988 (INSN_VAR_LOCATION_STATUS): New.
5989 (gen_rtx_UNKNOWN_VAR_LOC): New.
5990 (VAR_LOC_UNKNOWN_P): New.
5991 (NOTE_DURING_CALL_P): New.
5992 (SCHED_GROUP_P): Accept debug insns.
5993 (emit_debug_insn_before): Declare.
5994 (emit_debug_insn_before_noloc): Declare.
5995 (emit_debug_insn_beore_setloc): Declare.
5996 (emit_debug_insn_after): Declare.
5997 (emit_debug_insn_after_noloc): Declare.
5998 (emit_debug_insn_after_setloc): Declare.
5999 (emit_debug_insn): Declare.
6000 (make_debug_insn_raw): Declare.
6001 (prev_nondebug_insn): Declare.
6002 (next_nondebug_insn): Declare.
6003 (delegitimize_mem_from_attrs): Declare.
6004 (get_max_insn_count): Declare.
6005 (wrap_constant): Declare.
6006 (unwrap_constant): Declare.
6007 (get_curr_insn_source_location): Declare.
6008 (get_curr_insn_block): Declare.
6009 * tree-inline.c (insert_debug_decl_map): New.
6010 (processing_debug_stmt): New.
6011 (remap_decl): Don't create new mappings in debug stmts.
6012 (remap_gimple_op_r): Don't add references in debug stmts.
6013 (copy_tree_body_r): Likewise.
6014 (remap_gimple_stmt): Handle debug bind stmts.
6015 (copy_bb): Skip debug stmts.
6016 (copy_edges_for_bb): Likewise.
6017 (copy_debug_stmt): New.
6018 (copy_debug_stmts): New.
6019 (copy_body): Copy debug stmts at the end.
6020 (insert_init_debug_bind): New.
6021 (insert_init_stmt): Take id. Skip and emit debug stmts.
6022 (setup_one_parameter): Remap variable earlier, register debug mapping.
6023 (estimate_num_insns): Skip debug stmts.
6024 (expand_call_inline): Preserve debug_map.
6025 (optimize_inline_calls): Check for no debug_stmts left-overs.
6026 (unsave_expr_now): Preserve debug_map.
6027 (copy_gimple_seq_and_replace_locals): Likewise.
6028 (tree_function_versioning): Check for no debug_stmts left-overs.
6029 Init and destroy debug_map as needed. Split edges unconditionally.
6030 (build_duplicate_type): Init and destroy debug_map as needed.
6031 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6032 (struct copy_body_data): Add debug_stmts and debug_map.
6033 * sched-int.h (struct ready_list): Add n_debug.
6034 (struct deps): Add last_debug_insn.
6035 (DEBUG_INSN_SCHED_P): New.
6036 (BOUNDARY_DEBUG_INSN_P): New.
6037 (SCHEDULE_DEBUG_INSN_P): New.
6038 (sd_iterator_cond): Accept empty list.
6039 * combine.c (create_log_links): Skip debug insns.
6040 (combine_instructions): Likewise.
6041 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6042 return value is always unshared.
6043 (struct rtx_subst_pair): New.
6044 (auto_adjust_pair): New.
6045 (propagate_for_debug_subst): New.
6046 (propagate_for_debug): New.
6047 (try_combine): Skip debug insns. Propagate removed defs into
6049 (next_nonnote_nondebug_insn): New.
6050 (distribute_notes): Use it. Skip debug insns.
6051 (distribute_links): Skip debug insns.
6052 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6053 * resource.c (mark_target_live_regs): Likewise.
6054 * var-tracking.c: Include cselib.h and target.h.
6055 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6057 (micro_operation_type_name): New.
6058 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6059 (struct micro_operation_def): Update comments.
6060 (decl_or_value): New type. Use instead of decls.
6061 (struct emit_note_data_def): Add vars.
6062 (struct attrs_def): Use decl_or_value.
6063 (struct variable_tracking_info_def): Add permp, flooded.
6064 (struct location_chain_def): Update comment.
6065 (struct variable_part_def): Use decl_or_value.
6066 (struct variable_def): Make var_part a variable length array.
6068 (scratch_regs): New.
6069 (cselib_hook_called): New.
6070 (dv_is_decl_p): New.
6071 (dv_is_value_p): New.
6074 (dv_as_opaque): New.
6075 (dv_onepart_p): New.
6077 (IS_DECL_CODE): New.
6078 (check_value_is_not_decl): New.
6079 (dv_from_decl): New.
6080 (dv_from_value): New.
6081 (dv_htab_hash): New.
6082 (variable_htab_hash): Use it.
6083 (variable_htab_eq): Support values.
6084 (variable_htab_free): Free from the right pool.
6085 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6086 (attrs_list_union): Adjust.
6087 (attrs_list_mpdv_union): New.
6088 (tie_break_pointers): New.
6089 (canon_value_cmp): New.
6090 (unshare_variable): Return possibly-modified slot.
6091 (vars_copy_1): Adjust.
6092 (var_reg_decl_set): Adjust. Split out of...
6093 (var_reg_set): ... this.
6094 (get_init_value): Adjust.
6095 (var_reg_delete_and_set): Adjust.
6096 (var_reg_delete): Adjust.
6097 (var_regno_delete): Adjust.
6098 (var_mem_decl_set): Split out of...
6099 (var_mem_set): ... this.
6100 (var_mem_delete_and_set): Adjust.
6101 (var_mem_delete): Adjust.
6105 (variable_union): Adjust. Speed up merge of 1-part vars.
6106 (variable_canonicalize): Use unshared slot.
6107 (VALUED_RECURSED_INTO): New.
6108 (find_loc_in_1pdv): New.
6109 (struct dfset_merge): New.
6110 (insert_into_intersection): New.
6111 (intersect_loc_chains): New.
6113 (canonicalize_loc_order_check): New.
6114 (canonicalize_values_mark): New.
6115 (canonicalize_values_star): New.
6116 (variable_merge_over_cur): New.
6117 (variable_merge_over_src): New.
6118 (dataflow_set_merge): New.
6119 (dataflow_set_equiv_regs): New.
6120 (remove_duplicate_values): New.
6121 (struct dfset_post_merge): New.
6122 (variable_post_merge_new_vals): New.
6123 (variable_post_merge_perm_vals): New.
6124 (dataflow_post_merge_adjust): New.
6125 (find_mem_expr_in_1pdv): New.
6126 (dataflow_set_preserve_mem_locs): New.
6127 (dataflow_set_remove_mem_locs): New.
6128 (dataflow_set_clear_at_call): New.
6129 (onepart_variable_different_p): New.
6130 (variable_different_p): Use it.
6131 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6132 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6134 (track_loc_p): Pass it true.
6135 (struct count_use_info): New.
6136 (find_use_val): New.
6137 (replace_expr_with_values): New.
6139 (use_type): New, partially split out of...
6140 (count_uses): ... this. Count new micro-ops.
6141 (count_uses_1): Adjust.
6142 (count_stores): Adjust.
6143 (count_with_sets): New.
6144 (VAL_NEEDS_RESOLUTION): New.
6145 (VAL_HOLDS_TRACK_EXPR): New.
6146 (VAL_EXPR_IS_COPIED): New.
6147 (VAL_EXPR_IS_CLOBBERED): New.
6148 (add_uses): Adjust. Generate new micro-ops.
6149 (add_uses_1): Adjust.
6150 (add_stores): Generate new micro-ops.
6151 (add_with_sets): New.
6152 (find_src_status): Adjust.
6153 (find_src_set_src): Adjust.
6154 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6155 Handle new micro-ops. Canonicalize value equivalances.
6156 (vt_find_locations): Compute total size of hash tables for
6157 dumping. Perform merge for var-tracking-assignments. Don't
6158 disregard single-block loops.
6159 (dump_attrs_list): Handle decl_or_value.
6160 (dump_variable): Take variable. Deal with decl_or_value.
6161 (dump_variable_slot): New.
6162 (dump_vars): Use it.
6163 (dump_dataflow_sets): Adjust.
6164 (set_slot_part): New, extended to support one-part variables
6165 after splitting out of...
6166 (set_variable_part): ... this.
6167 (clobber_slot_part): New, split out of...
6168 (clobber_variable_part): ... this.
6169 (delete_slot_part): New, split out of...
6170 (delete_variable_part): .... this.
6171 (check_wrap_constant): New.
6172 (vt_expand_loc_callback): New.
6173 (vt_expand_loc): New.
6174 (emit_note_insn_var_location): Adjust. Handle values. Handle
6175 EMIT_NOTE_AFTER_CALL_INSN.
6176 (emit_notes_for_differences_1): Adjust. Handle values.
6177 (emit_notes_for_differences_2): Likewise.
6178 (emit_notes_for_differences): Adjust.
6179 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6180 Adjust. Handle new micro-ops.
6181 (vt_add_function_parameters): Adjust. Create and bind values.
6182 (vt_initialize): Adjust. Initialize scratch_regs and
6183 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6184 operations. Move some code to count_with_sets and add_with_sets.
6185 (delete_debug_insns): New.
6186 (vt_debug_insns_local): New.
6187 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6189 (var_tracking_main): If var-tracking-assignments is enabled
6190 but var-tracking isn't, delete debug insns and leave. Likewise
6191 if we exceed limits or fail the stack adjustments tests, and
6192 after all var-tracking processing.
6193 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6194 (dataflow_set): Add traversed_vars.
6195 (value_chain, const_value_chain): New typedefs.
6196 (value_chain_pool, value_chains): New variables.
6197 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6198 add_value_chains, add_cselib_value_chains, remove_value_chain,
6199 remove_value_chains, remove_cselib_value_chains): New functions.
6200 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6201 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6203 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6204 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6205 (dst_can_be_shared): New variable.
6206 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6207 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6208 different from set->vars, look up slot again instead of using the
6210 (dataflow_set_init): Initialize traversed_vars.
6211 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6212 lookup if set->vars is shared. Don't keep slot cleared before
6213 calling unshare_variable. Unshare set->vars if needed. Adjust
6214 unshare_variable callers. Clear dst_can_be_shared if needed.
6215 Even ->refcount == 1 vars must be unshared if set->vars is shared
6216 and var needs to be modified.
6217 (dataflow_set_union): Set traversed_vars during canonicalization.
6218 (VALUE_CHANGED, DECL_CHANGED): Define.
6219 (set_dv_changed, dv_changed_p): New static inlines.
6220 (track_expr_p): Clear DECL_CHANGED.
6221 (dump_dataflow_sets): Set it.
6222 (variable_was_changed): Call set_dv_changed.
6223 (emit_note_insn_var_location): Likewise.
6224 (changed_variables_stack): New variable.
6225 (check_changed_vars_1, check_changed_vars_2): New functions.
6226 (emit_notes_for_changes): Do nothing if changed_variables is
6227 empty. Traverse changed_variables with check_changed_vars_1,
6228 call check_changed_vars_2 on each changed_variables_stack entry.
6229 (emit_notes_in_bb): Add SET argument. Just clear it at the
6230 beginning, use it instead of local &set, don't destroy it at the end.
6231 (vt_emit_notes): Call dataflow_set_clear early on all
6232 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6233 computed set, dataflow_set_clear also VTI(bb)->in when we are
6234 done with the basic block. Initialize changed_variables_stack,
6235 free it afterwards. If ENABLE_CHECKING verify that after noting
6236 differences to an empty set value_chains hash table is empty.
6237 (vt_initialize): Initialize value_chains and value_chain_pool.
6238 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6239 (variable_tracking_main): Call dump_dataflow_sets before calling
6240 vt_emit_notes, not after it.
6241 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6242 (propagate_var_def_into_debug_stmts): Declare.
6243 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6244 (df_set_note): Reject debug insns.
6245 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6246 add notes to debug insns.
6247 (df_note_bb_compute): Adjust. Likewise.
6248 (df_simulate_uses): Skip debug insns.
6249 (df_simulate_initialize_backwards): Likewise.
6250 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6251 (subst_stack_regs_pat): Reject debug insns.
6252 (convert_regs_1): Handle debug insns.
6253 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6254 (print-rtl.o): Depend on cselib.h.
6255 (cselib.o): Depend on TREE_PASS_H.
6256 (var-tracking.o): Depend on cselib.h and TARGET_H.
6257 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6258 (init_ready_list): Skip boundary debug insns.
6259 (add_branch_dependences): Skip debug insns.
6260 (free_block_dependencies): Check for blocks with only debug insns.
6261 (compute_priorities): Likewise.
6262 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6263 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6265 (gimple_build_debug_bind_stat): New.
6266 (empty_body_p): Skip debug stmts.
6267 (gimple_has_side_effects): Likewise.
6268 (gimple_rhs_has_side_effects): Likewise.
6269 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6270 (gimple_build_debug_bind_stat): Declare.
6271 (gimple_build_debug_bind): Define.
6272 (is_gimple_debug): New.
6273 (gimple_debug_bind_p): New.
6274 (gimple_debug_bind_get_var): New.
6275 (gimple_debug_bind_get_value): New.
6276 (gimple_debug_bind_get_value_ptr): New.
6277 (gimple_debug_bind_set_var): New.
6278 (gimple_debug_bind_set_value): New.
6279 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6280 (gimple_debug_bind_reset_value): New.
6281 (gimple_debug_bind_has_value_p): New.
6282 (gsi_next_nondebug): New.
6283 (gsi_prev_nondebug): New.
6284 (gsi_start_nondebug_bb): New.
6285 (gsi_last_nondebug_bb): New.
6286 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6287 (print_insn): Handle DEBUG_INSN.
6288 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6289 of first insn prevail.
6290 (first_stmt): Skip debug stmts.
6291 (first_non_label_stmt): Likewise.
6292 (last_stmt): Likewise.
6293 (has_zero_uses_1): New.
6294 (single_imm_use_1): New.
6295 (verify_gimple_debug): New.
6296 (verify_types_in_gimple_stmt): Handle debug stmts.
6297 (verify_stmt): Likewise.
6298 (debug_loop_num): Skip debug stmts.
6299 (remove_edge_and_dominated_blocks): Remove dominators last.
6300 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6301 (linearize_expr): Likewise.
6302 * config/i386/i386.c (ix86_delegitimize_address): Call
6303 default implementation.
6304 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6305 (group_barrier_needed): Skip debug insns.
6306 (emit_insn_group_barriers): Likewise.
6307 (emit_all_insn_group_barriers): Likewise.
6308 (ia64_variable_issue): Handle debug insns.
6309 (ia64_dfa_new_cycle): Likewise.
6310 (final_emit_insn_group_barriers): Skip debug insns.
6311 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6312 def cfa without frame.
6313 (process_set): Likewise.
6314 (process_for_unwind_directive): Pass frame on.
6315 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6316 (rs6000_delegitimize_address): New.
6317 (rs6000_debug_adjust_cost): Handle debug insns.
6318 (is_microcoded_insn): Likewise.
6319 (is_cracked_insn): Likewise.
6320 (is_nonpipeline_insn): Likewise.
6321 (insn_must_be_first_in_group): Likewise.
6322 (insn_must_be_last_in_group): Likewise.
6323 (force_new_group): Likewise.
6324 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6325 contains only debug insns.
6326 (rtl_merge_blocks): Skip debug insns.
6327 (purge_dead_edges): Likewise.
6328 (rtl_block_ends_with_call_p): Skip debug insns.
6329 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6330 (mark_reg_dependencies): Skip debug insns.
6331 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6332 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6333 * tree-ssa-threadedge.c
6334 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6335 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6336 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6337 (copyprop_hardreg_forward_1): Handle debug insns.
6338 * reload1.c (reload): Skip debug insns. Replace unassigned
6339 pseudos in debug insns with their equivalences.
6340 (eliminate_regs_in_insn): Skip debug insns.
6341 (emit_input_reload_insns): Skip debug insns at first, adjust
6343 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6344 (get_indirect_ref_operands): Pass opf_no_vops on.
6345 (get_expr_operands): Likewise. Skip debug stmts.
6346 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6348 2009-09-01 Richard Henderson <rth@redhat.com>
6350 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6351 stmt_ends_pp_p statements at least once.
6352 * tree-vrp.c (vrp_initialize): Likewise.
6353 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6355 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6358 Fix AIX bootstrap after PR debug/30161
6359 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6360 that is a GNU extension.
6361 (tmpl_value_parm_die_table): Move the definition of this global
6362 outside #ifdef DWARF2_DEBUGGING_INFO region.
6364 2009-09-01 Richard Guenther <rguenther@suse.de>
6366 * tree.c (tree_expr_size): New function.
6367 * tree.h (tree_expr_size): Declare.
6368 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6369 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6370 * langhooks.c (lhd_expr_size): Remove.
6371 * langhooks.h (struct lang_hooks): Remove expr_size.
6372 * explow.c (expr_size): Use tree_expr_size.
6373 (int_expr_size): Likewise.
6374 * langhooks-def.h (lhd_expr_size): Remove.
6375 (LANG_HOOKS_EXPR_SIZE): Likewise.
6376 (LANG_HOOKS_INITIALIZER): Adjust.
6378 2009-09-01 Richard Guenther <rguenther@suse.de>
6380 * tree-flow.h (mark_addressable): Move declaration ...
6381 * tree.h (mark_addressable): ... here.
6382 * stmt.c (expand_asm_operands): Use mark_addressable, not
6383 lang_hooks.mark_addressable.
6384 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6385 LANG_HOOKS_MARK_ADDRESSABLE.
6386 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6387 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6389 2009-08-31 Chris Demetriou <cgd@google.com>
6391 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6392 vectorize if not TARGET_SSE2.
6394 2009-08-31 DJ Delorie <dj@redhat.com>
6396 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6397 registers if no coprocessor is enabled.
6399 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6402 * cgraph.h (cgraph_get_node): Declare ...
6403 * cgraph.c (cgraph_get_node): ... new function.
6404 * dwarf2out.c (gen_generic_params_dies,
6405 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6406 make_ith_pack_parameter_name,
6407 append_entry_to_tmpl_value_parm_die_table,
6408 gen_remaining_tmpl_value_param_die_attribute): New functions.
6409 (gen_subprogram_die): Generate debug info for template parameters
6410 if debug info level is higher than DINFO_LEVEL_TERSE.
6411 Use tree_add_const_value_attribute_for_decl instead of
6412 tree_add_const_value_attribute.
6413 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6414 instead of tree_add_const_value_attribute.
6415 (gen_struct_or_union_type_die): Generate debug
6416 info for template parameters if debug info level is higher than
6418 (tree_add_const_value_attribute): Handle integral and pointer
6419 constants. Update comment.
6420 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6421 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6422 (reference_to_unused): Fix thinko. Remove redundant predicates from
6424 (tree_add_const_value_attribute): Make this work for constant
6426 tree_add_const_value_attribute_for_decl is to be used for variable
6428 (add_location_or_const_value_attribute): Use
6429 tree_add_const_value_attribute_for_decl now.
6430 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6431 DW_TAG_template_value_param DIEs after function DIEs have been
6433 * langhooks.h (lang_hooks_for_types): Add
6434 get_argument_pack_elems.
6435 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6436 (lang_hooks): Added get_innermost_generic_parms,
6437 get_innermost_generic_args.
6438 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6439 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6440 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6441 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6443 2009-08-31 DJ Delorie <dj@redhat.com>
6445 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6446 it once we start generating the prologue or epilogue.
6447 (mep_call_saves_register): If the frame is locked, re-use
6449 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6450 (mep_expand_prologue): Call it.
6451 (mep_expand_epilogue): Likewise.
6452 (mep_start_function): Use the same logic as mep_expand_prologue.
6453 (mep_pass_by_reference): Make logic more readable.
6454 (mep_return_in_memory): Zero-sized objects are passed in memory.
6455 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6457 2009-08-31 Richard Guenther <rguenther@suse.de>
6459 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6460 to query if the memory regions for memmove overlap.
6461 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6462 asserts on pointers, instead deal with odd trees.
6463 (ptr_derefs_may_alias_p): Likewise.
6464 (refs_may_alias_p_1): Constructor bases also never alias.
6466 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6468 * doc/install.texi (Final install): Adjust reference on where to
6469 order printed manuals.
6471 2009-08-30 Olivier Hainque <hainque@adacore.com>
6473 * dwarf2out.c (switch_to_frame_table_section): Move
6474 definition prior to first use.
6476 2009-08-30 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/41186
6479 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6480 (ao_ref_init_from_ptr_and_size): New function.
6481 (ref_maybe_used_by_call_p_1): Be more precise tracking
6482 used ranges for builtin functions.
6483 (ref_maybe_used_by_call_p): Adjust.
6484 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6485 ranges for builtin functions.
6486 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6488 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6491 * fwprop.c (get_reg_use_in): Delete.
6492 (free_load_extend): New function.
6493 (forward_propagate_subreg): Use it.
6495 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6497 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6499 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6502 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6505 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6507 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6508 fini or fini_array section.
6510 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6512 * graphite-dependences.c (graphite_legal_transform_bb): Call
6513 pbb_remove_duplicate_pdrs.
6514 * graphite-poly.c (can_collapse_pdr): Removed.
6515 (pdr_find_duplicate): Removed.
6516 (can_collapse_pdrs): New.
6517 (pbb_remove_duplicate_pdrs): New.
6518 (new_poly_dr): Do not look for duplicates.
6519 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6520 (PBB_PDR_DUPLICATES_REMOVED): New.
6521 (pbb_remove_duplicate_pdrs): Declared.
6523 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6525 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6526 the strides by multiplying by PDR_NB_REFS.
6527 * graphite-poly.c (can_collapse_pdr): New.
6528 (pdr_find_duplicate): New.
6529 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6530 Initialize PDR_NB_REFS.
6531 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6533 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6535 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6538 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6541 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6543 * graphite-dependences.c (pddr_original_scattering): Return NULL
6544 for read-read dependence relations.
6545 * graphite-poly.h (enum poly_dr_type): Fix comment.
6548 (pdr_may_write_p): New.
6550 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6552 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6553 (struct poly_dr): Same.
6554 (new_poly_dr): Same.
6555 * graphite-poly.c (new_poly_dr): Same.
6556 * graphite-dependences.c (dot_deps): Disable call to system.
6558 2009-08-28 Cary Coutant <ccoutant@google.com>
6561 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6562 struct/union/enum types local to a function.
6564 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6565 Sebastian Pop <sebastian.pop@amd.com>
6567 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6568 pbb_strip_mine_time_depth. Changed the implementation so that
6569 transformation is expressed as a transformation on
6570 time (scatttering) dimensions. Also, ensures that the 2d+1
6571 scheduling format is preserved.
6572 (pbb_strip_mine_profitable_p): Profitability is based on the
6573 iteration number of a given time (scattering) dimension,
6574 and not on a original loop depth dimension.
6575 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6576 (pbb_do_strip_mine): Call psct_dynamic_dim.
6577 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6578 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6579 (pbb_nb_dynamic_scattering_transform): New.
6580 (psct_dynamic_dim): New.
6582 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6584 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6585 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6586 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6587 * graphite-interchange.c (build_linearized_memory_access): Same.
6588 (memory_stride_in_loop): Same.
6590 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6592 * graphite-dependences.c (pddr_original_scattering): New.
6593 (graphite_legal_transform_dr): Call pddr_original_scattering.
6596 * graphite-dependences.h (dot_deps): Declared.
6597 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6598 (print_pdr): Print PDR_ID.
6599 * graphite-poly.h (struct poly_dr): Add field id.
6602 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6604 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6606 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6607 not delete the original dependence relation.
6609 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6611 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6612 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6613 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6614 (free_poly_ddr): New.
6615 (pddr_is_empty): New.
6616 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6617 (dependence_polyhedron): Same. Remove useless gcc_assert.
6619 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6620 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6621 * graphite-dependences.h (enum poly_dependence_kind): New.
6622 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6623 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6624 (PDRP_SINK): Renamed PDDR_SINK.
6625 (PDRP_DDP): Renamed PDDR_DDP.
6627 (free_poly_ddr): Declared.
6628 * graphite-poly.c (new_scop): Use the new hash function names.
6629 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6630 into original_pddrs.
6631 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6633 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6635 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6636 bounds with LT_EXPR to make niter analysis more precise on code
6637 generated by Graphite.
6639 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6641 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6642 (graphite_legal_transform_bb): Same.
6643 (poly_drs_may_alias_p): Same.
6645 2009-08-28 Richard Guenther <rguenther@suse.de>
6647 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6649 2009-08-28 Jan Beulich <jbeulich@novell.com>
6651 * config/i386/netware.c: Include langhooks.h.
6652 (i386_nlm_encode_section_info): Simplify.
6653 (netware_override_options): Delete.
6654 * config/i386/netware.h (netware_override_options): Delete
6656 (OVERRIDE_OPTIONS): Delete definition.
6657 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6658 (ASM_COMMENT_START): Define.
6659 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6661 2009-08-28 Jan Beulich <jbeulich@novell.com>
6663 * configure.ac: For in-tree ld, do a plain version check to
6664 determine whether comdat groups are supported.
6665 * configure: Regenerate.
6667 2009-08-28 Olivier Hainque <hainque@adacore.com>
6669 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6670 always defined. Reflect definition or absence of such for
6671 COLLECT_EXPORT_LIST. Readability helper.
6672 (scanfilter): New enum, to help control what symbols
6673 are to be considered or ignored by scan_prog_file.
6674 (enum pass): Rename as "scanpass", moved together with scanfilter
6675 prior to scan_prog_file's prototype.
6676 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6677 Group prototype with the scanpass/scanfilter definitions, factorize
6678 head comments for the several implementations at the prototype.
6679 (main): Reorganize the first pass link control to let AIX
6680 drag only the needed frame tables in executables. Prevent
6681 frame tables collection during the scan aimed at static ctors.
6682 Pre-link and scan for frame tables later to compensate.
6683 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6684 A C statement to issue assembly directives that create a reference
6685 to the given DWARF table identifier label from the current function
6687 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6688 to differentiate first time section entry. Only emit a .data
6689 tables start identifier label the first time around.
6690 (switch_to_frame_table_section): New function. Helper for
6691 output_call_frame_info to switch possibly BACK into the eh_frame
6692 or the debug_frame section depending on FOR_EH.
6693 (output_call_frame_info): Use helper to first enter the proper
6695 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6696 emit a link to the frame table start label from each function
6698 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6699 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6700 * config/rs6000/rs6000-protos.h: Declare it.
6701 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6703 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6705 * config/sh/sh.c (split_branches): Check the result of
6708 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6710 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6711 using -pthread -fopenmp
6713 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6715 * doc/service.texi (service directory): Update URL.
6717 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6719 PR rtl-optimization/40861
6720 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6721 extract word from a multi-word subreg for negative byte positions.
6723 2009-08-27 Tristan Gingold <gingold@adacore.com>
6724 Douglas B Rupp <rupp@gnat.com>
6726 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6727 (SECTION_VMS_OVERLAY): Define.
6728 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6730 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6732 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6733 common_object declarations.
6734 (ia64_section_type_flags): Set section flag for common_object.
6735 * config/ia64/ia64-protos.h
6736 (ia64_vms_output_aligned_decl_common): Declare.
6737 (ia64_vms_elf_asm_named_section): Declare.
6739 2009-08-27 Michael Matz <matz@suse.de>
6741 * expr.c (expand_expr_real_2): New function taking exploded
6742 unary or binary expression, split out from ...
6743 (expand_expr_real_1): ... here. Move over all unary/binary
6744 switch parts to above function, in particular these codes:
6745 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6746 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6747 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6748 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6749 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6750 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6751 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6752 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6753 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6754 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6755 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6756 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6757 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6758 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6759 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6760 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6761 VEC_PACK_FIX_TRUNC_EXPR.
6762 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6765 2009-08-27 Richard Guenther <rguenther@suse.de>
6767 * gengtype.c (main): Handle uint64_t.
6768 * ipa-utils.c (get_base_var): Indent properly.
6769 * tree-ssa-live.c (debug_scope_block): New function.
6770 * tree-flow.h (debug_scope_block): Declare.
6771 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6772 * basic-block.h (enum profile_status): Rename to
6773 enum profile_status_d.
6774 (x_profile_status): Adjust type.
6776 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6779 * dwarf2out.c (get_context_die): Declare this static function.
6780 (gen_type_die_with_usage): Make sure a DIE is a generated for
6781 the context of a typedef.
6783 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6785 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6788 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6790 * config/mips/mips-protos.h (mips_output_sync): Declare.
6791 (mips_sync_loop_insns): Likewise.
6792 (mips_output_sync_loop): Replace first two parameters with an rtx.
6793 * config/mips/mips.c (mips_multi_member): New structure.
6794 (mips_multi_members): New variable.
6795 (mips_multi_start): New function.
6796 (mips_multi_add): Likewise.
6797 (mips_multi_add_insn): Likewise.
6798 (mips_multi_add_label): Likewise.
6799 (mips_multi_last_index): Likewise.
6800 (mips_multi_copy_insn): Likewise.
6801 (mips_multi_set_operand): Likewise.
6802 (mips_multi_write): Likewise.
6803 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6804 (mips_init_print_operand_punct): Update accordingly.
6805 (mips_start_ll_sc_sync_block): New function.
6806 (mips_end_ll_sc_sync_block): Likewise.
6807 (mips_output_sync): Likewise.
6808 (mips_sync_insn1_template): Likewise.
6809 (mips_sync_insn2_template): Likewise.
6810 (mips_get_sync_operand): Likewise.
6811 (mips_process_sync_loop): Likewise.
6812 (mips_output_sync_loop): Use mips_process_sync_loop.
6813 (mips_sync_loop_insns): New function.
6814 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6815 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6816 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6817 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6818 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6819 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6820 (MIPS_SYNC_OLD_OP_12): Likewise.
6821 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6822 (MIPS_SYNC_NEW_OP_12): Likewise.
6823 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6824 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6825 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6826 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6827 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6828 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6829 * config/mips/mips.md (sync_mem): New attribute.
6830 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6831 (sync_exclusive_mask, sync_required_oldval): Likewise.
6832 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6833 (sync_release_barrier): Likewise.
6834 (length): Handle sync loops.
6835 (sync): Use mips_output_sync.
6836 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6837 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6838 and use mips_output_sync_loop.
6839 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6840 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6841 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6842 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6843 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6844 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6845 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6846 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6847 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6849 2009-08-26 Richard Guenther <rguenther@suse.de>
6852 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6853 the types to not match.
6854 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6856 * tree-ssa.c (useless_type_conversion_p): Conversions to
6857 pointers to unprototyped functions are useless.
6859 2009-08-26 Richard Guenther <rguenther@suse.de>
6861 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6862 whole-program condition, prepare to be called for non-globals.
6863 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6864 params build a representative with known type and track its fields.
6866 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6868 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6869 clearing by a taken branch.
6870 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6871 effectively after bbro pass.
6872 (sync_nand<mode>): Ditto.
6873 (sync_old_<fetchop_name><mode>): Ditto.
6874 (sync_old_nand<mode>): Ditto.
6875 (sync_new_<fetchop_name><mode>): Dito.
6876 (sync_new_nand<mode>): Ditto.
6877 (sync_compare_and_swap<mode>_1): Ditto.
6878 (*sync_compare_and_swap<mode>): Ditto.
6879 (sync_lock_test_and_set<mode>_1): Ditto.
6880 ("sync_lock_test_and_set<mode>): Ditto.
6882 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6884 * hwint.h (HOST_LONG_FORMAT): New macro
6885 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6886 Use HOST_PTR_PRINTF.
6887 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6888 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6889 (HOST_PTR_PRINTF): Document.
6891 2009-08-25 Jan Hubicka <jh@suse.cz>
6893 * config/i386/bmmintrin.h: Replace by #error.
6896 Michael Meissner <michael.meissner@amd.com>
6897 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6898 Tony Linthicum <tony.linthicum@amd.com>
6900 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6901 (TARGET_ROUND): New macro for the round/ptest instructions which
6902 are shared between SSE4.1 and SSE5.
6903 (OPTION_MASK_ISA_ROUND): Ditto.
6904 (OPTION_ISA_ROUND): Ditto.
6905 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6906 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6908 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6909 (-mfused-madd): New switch to give users control over whether the
6910 compiler optimizes to use the multiply/add SSE5 instructions.
6912 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6913 (ix86_handle_option): Turn off 3dnow if -msse5.
6914 (override_options): Add SSE5 support.
6915 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6917 (ix86_expand_sse_movcc): Add SSE5 support.
6918 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6919 vector type to the next largest size.
6920 (ix86_expand_sse5_pack): New function to use pperm to pack a
6921 vector type to the next smallest size.
6922 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6923 (IX86_BUILTIN_FMADDSD): Ditto.
6924 (IX86_BUILTIN_FMADDPS): Ditto.
6925 (IX86_BUILTIN_FMADDPD): Ditto.
6926 (IX86_BUILTIN_FMSUBSS): Ditto.
6927 (IX86_BUILTIN_FMSUBSD): Ditto.
6928 (IX86_BUILTIN_FMSUBPS): Ditto.
6929 (IX86_BUILTIN_FMSUBPD): Ditto.
6930 (IX86_BUILTIN_FNMADDSS): Ditto.
6931 (IX86_BUILTIN_FNMADDSD): Ditto.
6932 (IX86_BUILTIN_FNMADDPS): Ditto.
6933 (IX86_BUILTIN_FNMADDPD): Ditto.
6934 (IX86_BUILTIN_FNMSUBSS): Ditto.
6935 (IX86_BUILTIN_FNMSUBSD): Ditto.
6936 (IX86_BUILTIN_FNMSUBPS): Ditto.
6937 (IX86_BUILTIN_FNMSUBPD): Ditto.
6938 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6939 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6940 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6941 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6942 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6943 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6944 (IX86_BUILTIN_PPERM): Ditto.
6945 (IX86_BUILTIN_PERMPS): Ditto.
6946 (IX86_BUILTIN_PERMPD): Ditto.
6947 (IX86_BUILTIN_PMACSSWW): Ditto.
6948 (IX86_BUILTIN_PMACSWW): Ditto.
6949 (IX86_BUILTIN_PMACSSWD): Ditto.
6950 (IX86_BUILTIN_PMACSWD): Ditto.
6951 (IX86_BUILTIN_PMACSSDD): Ditto.
6952 (IX86_BUILTIN_PMACSDD): Ditto.
6953 (IX86_BUILTIN_PMACSSDQL): Ditto.
6954 (IX86_BUILTIN_PMACSSDQH): Ditto.
6955 (IX86_BUILTIN_PMACSDQL): Ditto.
6956 (IX86_BUILTIN_PMACSDQH): Ditto.
6957 (IX86_BUILTIN_PMADCSSWD): Ditto.
6958 (IX86_BUILTIN_PMADCSWD): Ditto.
6959 (IX86_BUILTIN_PHADDBW): Ditto.
6960 (IX86_BUILTIN_PHADDBD): Ditto.
6961 (IX86_BUILTIN_PHADDBQ): Ditto.
6962 (IX86_BUILTIN_PHADDWD): Ditto.
6963 (IX86_BUILTIN_PHADDWQ): Ditto.
6964 (IX86_BUILTIN_PHADDDQ): Ditto.
6965 (IX86_BUILTIN_PHADDUBW): Ditto.
6966 (IX86_BUILTIN_PHADDUBD): Ditto.
6967 (IX86_BUILTIN_PHADDUBQ): Ditto.
6968 (IX86_BUILTIN_PHADDUWD): Ditto.
6969 (IX86_BUILTIN_PHADDUWQ): Ditto.
6970 (IX86_BUILTIN_PHADDUDQ): Ditto.
6971 (IX86_BUILTIN_PHSUBBW): Ditto.
6972 (IX86_BUILTIN_PHSUBWD): Ditto.
6973 (IX86_BUILTIN_PHSUBDQ): Ditto.
6974 (IX86_BUILTIN_PROTB): Ditto.
6975 (IX86_BUILTIN_PROTW): Ditto.
6976 (IX86_BUILTIN_PROTD): Ditto.
6977 (IX86_BUILTIN_PROTQ): Ditto.
6978 (IX86_BUILTIN_PROTB_IMM): Ditto.
6979 (IX86_BUILTIN_PROTW_IMM): Ditto.
6980 (IX86_BUILTIN_PROTD_IMM): Ditto.
6981 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6982 (IX86_BUILTIN_PSHLB): Ditto.
6983 (IX86_BUILTIN_PSHLW): Ditto.
6984 (IX86_BUILTIN_PSHLD): Ditto.
6985 (IX86_BUILTIN_PSHLQ): Ditto.
6986 (IX86_BUILTIN_PSHAB): Ditto.
6987 (IX86_BUILTIN_PSHAW): Ditto.
6988 (IX86_BUILTIN_PSHAD): Ditto.
6989 (IX86_BUILTIN_PSHAQ): Ditto.
6990 (IX86_BUILTIN_FRCZSS): Ditto.
6991 (IX86_BUILTIN_FRCZSD): Ditto.
6992 (IX86_BUILTIN_FRCZPS): Ditto.
6993 (IX86_BUILTIN_FRCZPD): Ditto.
6994 (IX86_BUILTIN_CVTPH2PS): Ditto.
6995 (IX86_BUILTIN_CVTPS2PH): Ditto.
6996 (IX86_BUILTIN_COMEQSS): Ditto.
6997 (IX86_BUILTIN_COMNESS): Ditto.
6998 (IX86_BUILTIN_COMLTSS): Ditto.
6999 (IX86_BUILTIN_COMLESS): Ditto.
7000 (IX86_BUILTIN_COMGTSS): Ditto.
7001 (IX86_BUILTIN_COMGESS): Ditto.
7002 (IX86_BUILTIN_COMUEQSS): Ditto.
7003 (IX86_BUILTIN_COMUNESS): Ditto.
7004 (IX86_BUILTIN_COMULTSS): Ditto.
7005 (IX86_BUILTIN_COMULESS): Ditto.
7006 (IX86_BUILTIN_COMUGTSS): Ditto.
7007 (IX86_BUILTIN_COMUGESS): Ditto.
7008 (IX86_BUILTIN_COMORDSS): Ditto.
7009 (IX86_BUILTIN_COMUNORDSS): Ditto.
7010 (IX86_BUILTIN_COMFALSESS): Ditto.
7011 (IX86_BUILTIN_COMTRUESS): Ditto.
7012 (IX86_BUILTIN_COMEQSD): Ditto.
7013 (IX86_BUILTIN_COMNESD): Ditto.
7014 (IX86_BUILTIN_COMLTSD): Ditto.
7015 (IX86_BUILTIN_COMLESD): Ditto.
7016 (IX86_BUILTIN_COMGTSD): Ditto.
7017 (IX86_BUILTIN_COMGESD): Ditto.
7018 (IX86_BUILTIN_COMUEQSD): Ditto.
7019 (IX86_BUILTIN_COMUNESD): Ditto.
7020 (IX86_BUILTIN_COMULTSD): Ditto.
7021 (IX86_BUILTIN_COMULESD): Ditto.
7022 (IX86_BUILTIN_COMUGTSD): Ditto.
7023 (IX86_BUILTIN_COMUGESD): Ditto.
7024 (IX86_BUILTIN_COMORDSD): Ditto.
7025 (IX86_BUILTIN_COMUNORDSD): Ditto.
7026 (IX86_BUILTIN_COMFALSESD): Ditto.
7027 (IX86_BUILTIN_COMTRUESD): Ditto.
7028 (IX86_BUILTIN_COMEQPS): Ditto.
7029 (IX86_BUILTIN_COMNEPS): Ditto.
7030 (IX86_BUILTIN_COMLTPS): Ditto.
7031 (IX86_BUILTIN_COMLEPS): Ditto.
7032 (IX86_BUILTIN_COMGTPS): Ditto.
7033 (IX86_BUILTIN_COMGEPS): Ditto.
7034 (IX86_BUILTIN_COMUEQPS): Ditto.
7035 (IX86_BUILTIN_COMUNEPS): Ditto.
7036 (IX86_BUILTIN_COMULTPS): Ditto.
7037 (IX86_BUILTIN_COMULEPS): Ditto.
7038 (IX86_BUILTIN_COMUGTPS): Ditto.
7039 (IX86_BUILTIN_COMUGEPS): Ditto.
7040 (IX86_BUILTIN_COMORDPS): Ditto.
7041 (IX86_BUILTIN_COMUNORDPS): Ditto.
7042 (IX86_BUILTIN_COMFALSEPS): Ditto.
7043 (IX86_BUILTIN_COMTRUEPS): Ditto.
7044 (IX86_BUILTIN_COMEQPD): Ditto.
7045 (IX86_BUILTIN_COMNEPD): Ditto.
7046 (IX86_BUILTIN_COMLTPD): Ditto.
7047 (IX86_BUILTIN_COMLEPD): Ditto.
7048 (IX86_BUILTIN_COMGTPD): Ditto.
7049 (IX86_BUILTIN_COMGEPD): Ditto.
7050 (IX86_BUILTIN_COMUEQPD): Ditto.
7051 (IX86_BUILTIN_COMUNEPD): Ditto.
7052 (IX86_BUILTIN_COMULTPD): Ditto.
7053 (IX86_BUILTIN_COMULEPD): Ditto.
7054 (IX86_BUILTIN_COMUGTPD): Ditto.
7055 (IX86_BUILTIN_COMUGEPD): Ditto.
7056 (IX86_BUILTIN_COMORDPD): Ditto.
7057 (IX86_BUILTIN_COMUNORDPD): Ditto.
7058 (IX86_BUILTIN_COMFALSEPD): Ditto.
7059 (IX86_BUILTIN_COMTRUEPD): Ditto.
7060 (IX86_BUILTIN_PCOMEQUB): Ditto.
7061 (IX86_BUILTIN_PCOMNEUB): Ditto.
7062 (IX86_BUILTIN_PCOMLTUB): Ditto.
7063 (IX86_BUILTIN_PCOMLEUB): Ditto.
7064 (IX86_BUILTIN_PCOMGTUB): Ditto.
7065 (IX86_BUILTIN_PCOMGEUB): Ditto.
7066 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7067 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7068 (IX86_BUILTIN_PCOMEQUW): Ditto.
7069 (IX86_BUILTIN_PCOMNEUW): Ditto.
7070 (IX86_BUILTIN_PCOMLTUW): Ditto.
7071 (IX86_BUILTIN_PCOMLEUW): Ditto.
7072 (IX86_BUILTIN_PCOMGTUW): Ditto.
7073 (IX86_BUILTIN_PCOMGEUW): Ditto.
7074 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7075 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7076 (IX86_BUILTIN_PCOMEQUD): Ditto.
7077 (IX86_BUILTIN_PCOMNEUD): Ditto.
7078 (IX86_BUILTIN_PCOMLTUD): Ditto.
7079 (IX86_BUILTIN_PCOMLEUD): Ditto.
7080 (IX86_BUILTIN_PCOMGTUD): Ditto.
7081 (IX86_BUILTIN_PCOMGEUD): Ditto.
7082 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7083 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7084 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7085 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7086 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7087 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7088 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7089 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7090 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7091 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7092 (IX86_BUILTIN_PCOMEQB): Ditto.
7093 (IX86_BUILTIN_PCOMNEB): Ditto.
7094 (IX86_BUILTIN_PCOMLTB): Ditto.
7095 (IX86_BUILTIN_PCOMLEB): Ditto.
7096 (IX86_BUILTIN_PCOMGTB): Ditto.
7097 (IX86_BUILTIN_PCOMGEB): Ditto.
7098 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7099 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7100 (IX86_BUILTIN_PCOMEQW): Ditto.
7101 (IX86_BUILTIN_PCOMNEW): Ditto.
7102 (IX86_BUILTIN_PCOMLTW): Ditto.
7103 (IX86_BUILTIN_PCOMLEW): Ditto.
7104 (IX86_BUILTIN_PCOMGTW): Ditto.
7105 (IX86_BUILTIN_PCOMGEW): Ditto.
7106 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7107 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7108 (IX86_BUILTIN_PCOMEQD): Ditto.
7109 (IX86_BUILTIN_PCOMNED): Ditto.
7110 (IX86_BUILTIN_PCOMLTD): Ditto.
7111 (IX86_BUILTIN_PCOMLED): Ditto.
7112 (IX86_BUILTIN_PCOMGTD): Ditto.
7113 (IX86_BUILTIN_PCOMGED): Ditto.
7114 (IX86_BUILTIN_PCOMFALSED): Ditto.
7115 (IX86_BUILTIN_PCOMTRUED): Ditto.
7116 (IX86_BUILTIN_PCOMEQQ): Ditto.
7117 (IX86_BUILTIN_PCOMNEQ): Ditto.
7118 (IX86_BUILTIN_PCOMLTQ): Ditto.
7119 (IX86_BUILTIN_PCOMLEQ): Ditto.
7120 (IX86_BUILTIN_PCOMGTQ): Ditto.
7121 (IX86_BUILTIN_PCOMGEQ): Ditto.
7122 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7123 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7124 (enum multi_arg_type): New enum for describing the various SSE5
7125 intrinsic argument types.
7126 (bdesc_multi_arg): New table for SSE5 intrinsics.
7127 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7128 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7130 (ix86_expand_builtin): Add SSE5 intrinsic support.
7131 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7132 operand instructions.
7133 (ix86_expand_sse5_multiple_memory): New function to split the
7134 second memory reference from SSE5 instructions.
7135 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7136 (ix86_return_pops_args): Use stdarg_p to determine if the function
7137 has variable arguments.
7138 (ix86_setup_incoming_varargs): Ditto.
7139 (x86_this_parameter): Ditto.
7141 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7143 (ix86_expand_sse5_pack): Ditto.
7144 (ix86_sse5_valid_op_p): Ditto.
7145 (ix86_expand_sse5_multiple_memory): Ditto.
7147 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7148 constant for SSE5 support.
7149 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7150 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7151 (UNSPEC_SSE5_PERMUTE): Ditto.
7152 (UNSPEC_SSE5_ASHIFT): Ditto.
7153 (UNSPEC_SSE5_LSHIFT): Ditto.
7154 (UNSPEC_FRCZ): Ditto.
7155 (UNSPEC_CVTPH2PS): Ditto.
7156 (UNSPEC_CVTPS2PH): Ditto.
7157 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7159 (COM_FALSE_S): Ditto.
7160 (COM_FALSE_P): Ditto.
7161 (COM_TRUE_S): Ditto.
7162 (COM_TRUE_P): Ditto.
7163 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7164 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7166 (memory attribute): Ditto.
7167 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7168 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7169 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7170 (floor<mode>2): Ditto.
7171 (ceil<mode>2): Ditto.
7172 (btrunc<mode>2): Ditto.
7173 (nearbyintdf2): Ditto.
7174 (nearbyintsf2): Ditto.
7175 (sse_setccsf): Disable if SSE5.
7176 (sse_setccdf): Ditto.
7177 (sse5_setcc<mode>): New support for SSE5 conditional move.
7178 (sse5_pcmov_<mode>): Ditto.
7180 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7182 (SSEMODEF2P): Ditto.
7183 (ssemodesuffixf4): New mode attribute for SSE5.
7184 (ssemodesuffixf2s): Ditto.
7185 (ssemodesuffixf2c): Ditto.
7186 (sserotatemax): Ditto.
7187 (ssescalarmode): Ditto.
7188 (sse_maskcmpv4sf3): Disable if SSE5.
7189 (sse_maskcmpv2df3): Ditto.
7190 (sse_vmmaskcmpv4sf3): Ditto.
7191 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7192 (sse5_vmfmadd<mode>4): Ditto.
7193 (sse5_fmsub<mode>4): Ditto.
7194 (sse5_vmfmsub<mode>4): Ditto.
7195 (sse5_fnmadd<mode>4): Ditto.
7196 (sse5_vmfnmadd<mode>4): Ditto.
7197 (sse5_fnmsub<mode>4): Ditto.
7198 (sse5_vmfnmsub<mode>4): Ditto.
7199 (sse5i_fmadd<mode>4): Ditto.
7200 (sse5i_fmsub<mode>4): Ditto.
7201 (sse5i_fnmadd<mode>4): Ditto.
7202 (sse5i_fnmsub<mode>4): Ditto.
7203 (sse5i_vmfmadd<mode>4): Ditto.
7204 (sse5i_vmfmsub<mode>4): Ditto.
7205 (sse5i_vmfnmadd<mode>4): Ditto.
7206 (sse5i_vmfnmsub<mode>4): Ditto.
7207 (mulv16qi3): Add SSE5 support.
7209 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7210 (sse2_mulv4si3): Disable if SSE5.
7211 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7212 (sse4_1_roundps): Ditto.
7213 (sse4_1_roundsd): Ditto.
7214 (sse4_1_roundss): Ditto.
7215 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7217 (sse_maskcmpsf3): Ditto.
7218 (sse_vmmaskcmpv4sf3): Ditto.
7219 (sse2_maskcmpv2df3): Ditto.
7220 (sse2_maskcmpdf3): Ditto.
7221 (sse2_vmmaskcmpv2df3): Ditto.
7222 (sse2_eq<mode>3): Ditto.
7223 (sse2_gt<mode>3): Ditto.
7224 (sse5_pcmov_<mode>): Add SSE5 support.
7225 (vec_unpacku_hi_v16qi): Ditto.
7226 (vec_unpacks_hi_v16qi): Ditto.
7227 (vec_unpacku_lo_v16qi): Ditto.
7228 (vec_unpacks_lo_v16qi): Ditto.
7229 (vec_unpacku_hi_v8hi): Ditto.
7230 (vec_unpacks_hi_v8hi): Ditto.
7231 (vec_unpacku_lo_v8hi): Ditto.
7232 (vec_unpacks_lo_v8hi): Ditto.
7233 (vec_unpacku_hi_v4si): Ditto.
7234 (vec_unpacks_hi_v4si): Ditto.
7235 (vec_unpacku_lo_v4si): Ditto.
7236 (vec_unpacks_lo_v4si): Ditto.
7237 (sse5_pmacsww): New SSE5 intrinsic insn.
7238 (sse5_pmacssww): Ditto.
7239 (sse5_pmacsdd): Ditto.
7240 (sse5_pmacssdd): Ditto.
7241 (sse5_pmacssdql): Ditto.
7242 (sse5_pmacssdqh): Ditto.
7243 (sse5_pmacsdqh): Ditto.
7244 (sse5_pmacsswd): Ditto.
7245 (sse5_pmacswd): Ditto.
7246 (sse5_pmadcsswd): Ditto.
7247 (sse5_pmadcswd): Ditto.
7248 (sse5_pcmov_<move>): Conditional move support on SSE5.
7249 (sse5_phaddbw): New SSE5 intrinsic insn.
7250 (sse5_phaddbd): Ditto.
7251 (sse5_phaddbq): Ditto.
7252 (sse5_phaddwd): Ditto.
7253 (sse5_phaddwq): Ditto.
7254 (sse5_phadddq): Ditto.
7255 (sse5_phaddubw): Ditto.
7256 (sse5_phaddubd): Ditto.
7257 (sse5_phaddubq): Ditto.
7258 (sse5_phadduwd): Ditto.
7259 (sse5_phadduwq): Ditto.
7260 (sse5_phaddudq): Ditto.
7261 (sse5_phsubbw): Ditto.
7262 (sse5_phsubwd): Ditto.
7263 (sse5_phsubdq): Ditto.
7264 (sse5_pperm): Ditto.
7265 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7266 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7267 (sse5_pperm_sign_v8hi_v4si): Ditto.
7268 (sse5_pperm_zero_v8hi_v4si): Ditto.
7269 (sse5_pperm_sign_v4si_v2di): Ditto.
7270 (sse5_pperm_sign_v4si_v2di): Ditto.
7271 (sse5_pperm_pack_v2di_v4si): Ditto.
7272 (sse5_pperm_pack_v4si_v8hi): Ditto.
7273 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7274 (sse5_perm<mode>): New SSE5 intrinsic insn.
7275 (rotl<mode>3): Ditto.
7276 (sse5_rotl<mode>3): Ditto.
7277 (sse5_ashl<mode>3): Ditto.
7278 (sse5_lshl<mode>3): Ditto.
7279 (sse5_frcz<mode>2): Ditto.
7280 (sse5s_frcz<mode>2): Ditto.
7281 (sse5_cvtph2ps): Ditto.
7282 (sse5_cvtps2ph): Ditto.
7283 (sse5_vmmaskcmp<mode>3): Ditto.
7284 (sse5_com_tf<mode>3): Ditto.
7285 (sse5_maskcmp<mode>3): Ditto.
7286 (sse5_maskcmp_uns<mode>3): Ditto.
7287 (sse5_maskcmp_uns2<mode>3): Ditto.
7288 (sse5_pcom_tf<mode>3): Ditto.
7290 * config/i386/predicates.md (sse5_comparison_float_operator):
7291 New predicate to match the comparison operators supported by
7292 the SSE5 com instruction.
7293 (ix86_comparison_int_operator): New predicate to match just the
7294 signed int comparisons.
7295 (ix86_comparison_uns_operator): New predicate to match just the
7296 unsigned int comparisons.
7298 * doc/invoke.texi (-msse5): Add documentation.
7299 (-mfused-madd): Ditto.
7301 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7303 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7305 (x86_64-*-*): Ditto.
7307 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7309 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7310 intrinisics for SSE5.
7312 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7315 * config/i386/mmintrin-common.h: New file, to contain common
7316 instructions between SSE4.1 and SSE5.
7318 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7319 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7320 (gen_regparm_prefix): Ditto.
7322 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7323 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7324 prototype_p to determine if a function is prototyped.
7326 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7328 * c-common.c (c_common_reswords) add the alignof keyword,
7329 with same RID as __alignof and __alignof__
7331 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7333 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7334 * hooks.c (hook_bool_const_int_const_int_true): New function.
7335 * target.h (struct gcc_target): Add can_eliminate field.
7336 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7337 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7338 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7339 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7340 (elim_table): Revise comment.
7341 * system.h (CAN_ELIMINATE): Poison.
7342 * defaults.h (CAN_ELIMINATE): Remove.
7343 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7345 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7346 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7348 (alpha_vms_can_eliminate): Declare as static, change return type to
7350 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7352 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7353 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7354 (arm_can_eliminate): New function.
7356 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7357 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7358 (avr_can_eliminate): Declare as static.
7359 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7361 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7362 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7363 (bfin_can_eliminate): New function.
7365 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7366 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7367 (crx_can_eliminate): New function.
7369 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7370 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7371 (fr30_can_eliminate): New function.
7373 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7374 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7375 (frv_can_eliminate): New function.
7377 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7378 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7379 (h8300_can_eliminate): New function.
7381 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7382 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7383 (i386_can_eliminate): Declare as static, change return type to bool.
7384 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7386 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7387 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7388 (ia64_can_eliminate): New function.
7390 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7391 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7392 (iq2000_can_eliminate): New function.
7394 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7395 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7396 (m32r_can_eliminate): New function.
7398 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7399 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7400 (m68hc11_can_eliminate): New function.
7402 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7403 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7404 (m68k_can_eliminate): New function.
7406 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7407 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7408 (mep_can_eliminate): New function.
7410 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7411 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7412 (mips_can_eliminate): New function.
7414 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7415 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7416 (rs6000_can_eliminate): New function.
7418 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7419 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7420 (s390_can_eliminate): Declare as static.
7421 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7423 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7424 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7425 (score_can_eliminate): New function.
7427 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7428 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7429 (sparc_can_eliminate): Declare as static.
7430 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7432 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7433 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7434 (xstormy16_can_eliminate): New function.
7436 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7437 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7438 (v850_can_eliminate): New function.
7440 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7442 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7443 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7444 (*movdfcc_ext[1234]): Disable for IEEE mode.
7446 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7448 * gimplify.c (prepare_gimple_addressable): New static function.
7449 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7451 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7452 manually fiddling with it.
7454 2009-08-25 Michael Matz <matz@suse.de>
7456 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7457 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7459 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7460 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7461 (do_jump): Split out code for simple binary comparisons into ...
7462 (do_jump_1): ... this, taking the individual operands and code.
7463 Change callers to helper function above accordingly.
7464 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7467 2009-08-25 Michael Matz <matz@suse.de>
7469 * expr.h (struct separate_ops, sepops): New type for passing
7470 around an exploded simple expression.
7471 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7472 Use this structure instead of expression tree.
7473 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7474 expression, only its type.
7475 (expand_vec_cond_expr): Take type and individual operands instead
7477 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7478 expand_vec_shift_expr): Change prototype accordingly.
7479 * tree-vect-stmts.c (vectorizable_condition): Change call of
7480 expand_vec_cond_expr_p to pass only type.
7481 * expr.c (do_store_flags): Change prototype and implementation
7482 to take an exploded expression.
7483 (expand_expr_real_1): New local ops initialized with details
7484 of the full expression. Use it instead of full
7485 expression in calls to do_store_flags, expand_vec_cond_expr,
7486 expand_widen_pattern_expr and expand_vec_shift_expr.
7488 2009-08-25 Michael Matz <matz@suse.de>
7490 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7491 treeop2 initialized with first three operands of the full expression.
7492 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7494 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7496 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7497 (__gthread_objc_condition_allocate): Mark arguments as unused.
7498 (__gthread_objc_condition_deallocate): Likewise.
7499 (__gthread_objc_condition_wait): Likewise.
7500 (__gthread_objc_condition_broadcast): Likewise.
7501 (__gthread_objc_condition_signal): Likewise.
7502 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7503 (__gthread_objc_thread_id): Likewise.
7505 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7508 * tree-pretty-print.c (print_call_name): Print the correct call name
7509 for procedure pointer components.
7511 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7513 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7514 default_promote_function_mode when not VMS.
7516 2009-08-24 Olivier Hainque <hainque@adacore.com>
7518 * convert.c (convert_to_integer): Don't assume an input pointer is
7519 POINTER_SIZE wide. Fetch from the type instead.
7521 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7523 * configure.ac (AC_PREREQ): Bump to 2.64.
7525 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7527 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7528 (process_command): Don't search standard_exec_prefix_1 and
7529 standard_exec_prefix_2.
7531 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7533 * config/arm/arm.c (output_return_instruction): Handle for
7536 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7538 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7540 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7542 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7543 (*arm_movdf_vfp): Likewise.
7545 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7547 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7548 (vashr<mode>3): Rename from ashr<mode>3.
7549 (vlshr<mode>3): Rename from lshr<mode>3.
7551 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7554 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7555 (check_format_info_main): Use scalar_identify_flag.
7556 (check_format_types): Check for scalar size identity if
7557 scalar_identify_flag is set.
7558 (printf_length_specs): Extend by new field.
7559 (asm_fprintf_length_specs): Likewise.
7560 (gcc_diag_length_specs): Likewise.
7561 (scanf_length_specs): Likewise.
7562 (strfmon_length_specs): Likewise.
7563 (gcc_gfc_length_specs): Likewise.
7564 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7565 (ms_printf_flag_specs): Likewise.
7566 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7568 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7571 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7572 (*call_value_pop_1): Ditto.
7573 (*sibcall_pop_1): New insn pattern.
7574 (*sibcall_value_pop_1): Ditto.
7576 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7579 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7582 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7585 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7586 (get_reg_use_in): New function.
7587 (forward_propagate_subreg): Propagate through subreg of zero_extend
7590 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7592 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7593 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7595 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7597 * configure.ac: Remove --with-datarootdir, --with-docdir,
7598 --with-htmldir switches. No need to call AC_SUBST for
7599 datarootdir, docdir, htmldir any more.
7600 * configure: Regenerate.
7601 * doc/install.texi (Configuration): Document --datarootdir,
7602 --docdir, --htmldir, --pdfdir; update documentation for
7603 --infodir, --mandir.
7604 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7607 * aclocal.m4: Regenerate.
7608 * config.in: Regenerate.
7609 * configure: Regenerate.
7611 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7612 Olivier Hainque <hainque@adacore.com>
7614 * config/ia64/ia64.c: Include libfuncs.h.
7615 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7616 (ia64_expand_call): Use reg 25 on VMS.
7617 (ia64_initialize_trampoline): Fix for VMS ABI.
7618 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7619 (ia64_function_arg): Initialize reg 25 on VMS.
7620 Fix OpenVMS ABI issues for varargs.
7621 For OpenVMS, emit the Argument Information register set in the
7622 incoming/sibcall case as well.
7623 (ia64_arg_type): New function.
7624 (ia64_function_arg_advance): Keep track of cum->words.
7625 Fix OpenVMS ABI issues for varargs.
7626 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7627 (ia64_override_options): Set flag_no_common on VMS.
7628 (ia64_init_builtins): Disable FWRITE builtin.
7629 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7630 (ia64_vms_init_libfuncs): Add decc$ routines.
7631 (ia64_vms_valid_pointer_mode): New function.
7632 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7633 (ia64_promote_function_mode): New function
7634 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7635 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7636 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7637 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7638 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7639 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7640 Suppress trailing '#' if VALUE is numeric.
7641 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7642 ia64_promote_function_mode.
7643 (TARGET_VALID_POINTER_MODE): Define.
7645 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7648 * config/rs6000/rs6000.c (rs6000_override_options): Use
7649 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7652 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7653 reporting of vector + decimal/boolean/complex error.
7655 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7657 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7658 __vector double TYPE_DECL.
7660 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7662 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7663 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7664 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7665 to pointer to enum machine_mode. Update all callers as needed.
7667 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7669 * config/alpha/alpha.md (exception_receiver): Emit alternative
7670 GP load sequence if flag_reorder_blocks_and_partition is set.
7671 (*exception_receiver_2): Also enable when
7672 flag_reorder_blocks_and_partition is set.
7674 2009-08-20 Matt Rice <ratmice@gmail.com>
7675 Diego Novillo <dnovillo@google.com>
7677 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7680 2009-08-20 Richard Guenther <rguenther@suse.de>
7682 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7683 * c-tree.h (c_dup_lang_specific_decl): Remove.
7684 (struct lang_decl, struct lang_type): Move definitions ...
7685 * c-lang.h: ... here. New file.
7686 * c-decl.c: Include c-lang.h.
7687 (c_dup_lang_specific_decl): Remove.
7688 * c-typeck.c: Include c-lang.h.
7689 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7690 (c-typeck.o): Likewise.
7691 * c-config-lang.in (gtfiles): Add c-lang.h.
7692 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7695 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7697 * config/alpha/alpha.c (alpha_end_function): Do not clear
7698 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7699 this is now handled in generic code.
7701 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7703 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7704 (s390_z10_fix_long_loop_prediction): New function.
7705 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7706 (s390_reorg): Walk over the INSNs and invoke
7707 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7709 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7711 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7712 "*brx_64bit", "*brx_31bit"): New patterns.
7713 * config/s390/s390.c ('E'): New output modifier.
7715 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7716 Richard Earnshaw <richard.earnshaw@arm.com>
7718 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7719 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7721 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7723 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7725 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7726 for mode mode of operand0 when doing secondary reload for SAR.
7728 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7731 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7732 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7734 2009-08-19 Jason Merrill <jason@redhat.com>
7736 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7737 supported template depth in C++0x.
7739 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7741 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7742 free_after_compilation.
7743 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7744 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7745 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7746 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7747 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7748 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7749 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7751 2009-08-19 Ian Lance Taylor <iant@google.com>
7753 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7754 of (plus (mult (neg B) C) A).
7756 2009-08-18 Michael Matz <matz@suse.de>
7758 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7759 instead of comparing TYPE_MAIN_VARIANT for equality.
7760 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7761 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7762 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7763 * gimplify.c (goa_lhs_expr_p): Ditto and use
7764 STRIP_USELESS_TYPE_CONVERSION.
7766 2009-08-18 Michael Matz <matz@suse.de>
7768 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7769 first field in a struct.
7770 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7772 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7774 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7775 locators before emit_insn is called. Remove assert that
7777 (alpha_end_function): Clear crtl->emit structure and free insn
7778 locators if cfun->is_thunk is true.
7780 2009-08-18 Jason Merrill <jason@redhat.com>
7782 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7784 * configure.ac: Test for it.
7785 * configure, config.in: Regenerate.
7786 * doc/install.texi: Document --enable-gnu-unique-object.
7788 2009-08-18 Richard Guenther <rguenther@suse.de>
7791 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7792 pow(x,y*z) only if x is nonnegative.
7794 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7796 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7800 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7801 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7803 2009-08-17 DJ Delorie <dj@redhat.com>
7805 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7806 * config/m32c/prologue.md (epilogue_freit): New.
7808 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7809 (bank_switch_p): Likewise.
7810 (fast_interrupt_p): Likewise.
7811 (interrupt_p): Likewise.
7812 (m32c_conditional_register_usage): Round memregs size up.
7813 (need_to_save): We only need to save $a0 when we use ENTER.
7814 (interrupt_p): Check for fast_interrupt too.
7815 (bank_switch_p): New.
7816 (fast_interrupt_p): New.
7817 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7818 (m32c_emit_prolog): Support bank switching and fast interrupts.
7819 * doc/extend.texi (Function Attributes): Add bank_switch and
7822 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7824 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7825 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7827 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7829 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7830 (menu): Add IA-64/VMS Options.
7831 (IA-64/VMS Options): Likewise.
7833 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7836 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7838 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7840 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7841 (mips_pop_asm_switch): Likewise.
7842 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7844 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7845 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7846 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7847 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7848 instead of set_noreorder.
7849 (mips_output_function_prologue): Use the new functions.
7850 (mips_output_function_epilogue): Likewise.
7851 (mips_need_noat_wrapper_p): New function, split out from...
7852 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7853 Use mips_push_asm_switch and mips_pop_asm_switch.
7854 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7855 and mips_pop_asm_switch.
7856 (ASM_OUTPUT_REG_POP): Likewise.
7857 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7858 Use mips_pop_asm_switch.
7859 (mips_asm_switch): New structure.
7860 (set_noreorder, set_nomacro): Replace with...
7861 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7862 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7863 instead of set_nomacro.
7864 (fix_truncsfsi2_macro): Likewise.
7865 (cprestore): Likewise.
7866 (hazard): Use mips_noreorder instead of set_noreorder.
7867 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7869 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7871 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7872 from prev_active_insn.
7874 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7876 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7877 * config/avr/avr.c (avr_override_options): Initialize
7878 avr_current_arch variable.
7879 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7880 __AVR_HAVE_16BIT_SP__ according to the device type.
7881 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7883 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7884 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7886 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7889 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7890 generating inlined subroutine die only. We shouldn't be
7891 called for anything else.
7892 (gen_block_die): Don't generate inline subroutine debug info for
7895 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7897 * graphite-poly.c (print_pbb): Print PBB index.
7899 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7902 * graphite-interchange.c (ppl_max_for_le): Moved...
7903 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7904 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7905 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7906 * graphite-ppl.h (ppl_max_for_le): Declared.
7908 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7910 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7911 supported on all platforms.
7912 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7913 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7914 * c-pragma.c: Likewise.
7915 * target-def.h (TARGET_INITIALIZER): Remove
7916 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7917 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7919 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7921 * config/ia64/fde-vms.c: New file.
7922 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7923 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7924 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7925 (uw_frame_state_for): Only register a personality routine if it is
7926 known to be compatible with our expectations.
7927 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7928 Declare unw_table_entry stack variable and
7929 mod all calls to _Unwind_FindTableEntry to add arg.
7930 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7931 (_Unwind_FindTableEntry): Add arg to prototype.
7933 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7935 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7936 field 'signal_pfs_loc'.
7937 (uw_frame_state_for): Remove duplicate code dealing with leaf
7938 procedures without unwind info.
7939 If in the frame after unwinding through a signal handler, restore
7940 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7941 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7942 'pfs_loc' to the AR.PFS location in the signal context; instead
7943 set 'signal_pfs_loc'.
7944 Manually generate the unwind info for the AR.PFS register.
7945 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7946 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7947 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7948 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7949 instead set 'signal_pfs_loc'.
7950 Remove code preventing the AR.PFS register from being restored
7951 from the signal context.
7953 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7954 Tristan Gingold <gingold@adacore.com>
7956 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7957 * config/ia64/t-vms: New file.
7958 * config/ia64/vms64.h: New file.
7959 * config/ia64/vms.h: New file.
7960 * config/ia64/vms-crtinit.asm: New file.
7961 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7962 * config/ia64/vms-unwind.h: New file.
7964 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7966 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7969 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7972 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7974 * real.h (do_mpc_arg2): ... here.
7975 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7978 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7980 * final.c (add_debug_prefix_map): Don't use GC memory for
7981 old_prefix and new_prefix.
7983 2009-08-14 Richard Guenther <rguenther@suse.de>
7985 * ipa-prop.c (compute_complex_pass_through): If we cannot
7986 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7988 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7990 * c-lex.c (c_lex_with_flags): Increase size of local variable
7991 to avoid memory clobber.
7993 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7996 * config/i386/i386.c (ix86_fp_comparison_strategy):
7997 Only enable/disable sahf at function granularity.
7999 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8001 PR rtl-optimization/41064
8002 * reload1.c (reload_as_needed): Don't call extract_insn
8003 for known invalid replacements after calling
8004 validate_replace_rtx_group and verify_changes.
8006 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8009 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8010 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8011 ix86_expand_fp_vcond.
8012 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8013 Assert that operation is supported by ix86_expand_int_vcond.
8014 (vcondu<SSEMODE124C8:mode>): Ditto.
8016 2009-08-13 DJ Delorie <dj@redhat.com>
8018 * config/i386/djgpp-stdint.h: New.
8019 * config.gcc (djgpp): Use it.
8021 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8023 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8024 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8026 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8028 * tree-ssa-loop-prefetch.c
8029 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8030 for long-stride pruning.
8031 (compute_miss_rate): New function to compute the probability
8032 that two memory references access different cache lines.
8034 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8036 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8038 2009-08-13 Richard Guenther <rguenther@suse.de>
8041 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8042 use the constant pointer type.
8043 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8044 of CV qualifiers on the target pointer type.
8045 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8046 conversion check before restrict check.
8048 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8051 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8053 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8055 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8057 2009-08-12 Richard Guenther <rguenther@suse.de>
8059 PR tree-optimization/41011
8060 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8061 and reference constructing.
8063 2009-08-12 Xinliang David Li <davidxl@google.com>
8065 PR tree-optimization/41012
8066 * tree-flow.h : New external interface.
8067 * gimple-low.c (check_call_arg): Change to public function.
8068 Remove argument mismatch check in lowering.
8069 * tree-inline.h (tree_can_inline_p): Interface change.
8070 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8072 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8073 Call change to tree_can_inline_p function.
8074 (cgraph_decide_inlining_incrementally): Ditto.
8076 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8078 PR tree-optimization/41031
8079 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8080 on the partition variable rather than promote_mode on the source
8081 type. Assert that the partition variable's type has the same
8082 mode as the source value's.
8084 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8086 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8087 for for_return == 2.
8088 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8090 * calls.c (expand_call): Fix typo.
8091 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8093 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8095 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8096 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8097 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8098 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8100 2009-08-12 Andrew Haley <aph@redhat.com>
8102 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8104 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8107 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8109 2009-08-12 Richard Guenther <rguenther@suse.de>
8111 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8112 * gimplify.c (gimplify_modify_expr): Do not use
8113 lang_hooks.types_compatible_p.
8114 * tree-ssa.c (useless_type_conversion_p): For aggregates
8115 just return false if the canonical types differ.
8117 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8120 * sese.c (convert_for_phi_arg): New.
8121 (add_guard_exit_phis): Use convert_for_phi_arg.
8123 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8125 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8126 unknown subscript upper bounds.
8128 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8129 Pranav Garg <pranav.garg2107@gmail.com>
8131 * graphite-interchange.c (gather_access_strides): Removed.
8132 (ppl_max_for_le): New.
8133 (build_linearized_memory_access): New.
8134 (memory_stride_in_loop): New.
8135 (pbb_interchange_profitable_p): Reimplemented.
8136 * graphite-ppl.h (ppl_new_id_map): New.
8137 (ppl_interchange): New.
8139 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8141 * graphite-interchange.c (compute_subscript): Removed.
8142 (compute_array_size_cstr): Removed.
8143 (compute_array_size_poly): Removed.
8144 (compute_array_size): Removed.
8145 (gather_access_strides_poly): Removed.
8146 (gather_access_strides): Empty.
8148 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8150 * graphite-dependences.c (dependence_polyhedron_1): Replace
8151 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8152 (graphite_legal_transform_dr): Same.
8153 (graphite_carried_dependence_level_k): Same.
8154 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8155 Initialize PDR_NB_SUBSCRIPTS.
8156 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8158 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8159 (PDR_NB_SUBSCRIPTS): New.
8160 (pdr_nb_subscripts): Removed.
8161 (pdr_dim): Simplified.
8162 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8163 with PDR_NB_SUBSCRIPTS.
8165 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8167 * graphite-interchange.c (compute_array_size): Remove use of
8169 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8170 Do not initialize PDR_DATA_CONTAINER.
8171 (print_pdr): Do not print PDR_DATA_CONTAINER.
8172 * graphite-poly.h (struct poly_dr): Remove data_container field.
8173 (PDR_DATA_CONTAINER): Removed.
8174 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8176 (build_poly_dr): Same.
8178 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8179 Sebastian Pop <sebastian.pop@amd.com>
8181 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8182 copy of the dependence polyhedron. Free the temporary objects.
8183 (graphite_carried_dependence_level_k): Free unused objects before
8186 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8188 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8189 Early return without analyzing the data dependences if no
8190 transform has been done. Call restore_scattering if the transform
8192 (graphite-interchange.c): Same.
8193 * graphite-poly.c (print_scattering_function): Test for
8195 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8196 (apply_poly_transforms): Do not gcc_assert that
8197 the transform is legal.
8198 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8199 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8200 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8201 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8202 * graphite-poly.h (struct poly_scattering): New.
8203 (struct poly_bb): Add original, transformed, and saved fields.
8204 Remove transformed_scattering, original_scattering,
8205 nb_local_variables and nb_scattering_transform fields.
8206 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8207 (poly_scattering_new): New.
8208 (poly_scattering_free): New.
8209 (poly_scattering_copy): New.
8210 (store_scattering_pbb): New.
8211 (store_scattering): New.
8212 (restore_scattering_pbb): New.
8213 (restore_scattering): New.
8214 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8215 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8217 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8219 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8222 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8224 * Makefile.in (graphite.o): Depends on PREDICT_H.
8225 * graphite.c: Include predict.h.
8226 (graphite_finalize): Call tree_estimate_probability.
8227 * predict.c (predict_loops): Do not call scev_initialize and
8229 (tree_estimate_probability_bb): New.
8230 (tree_estimate_probability): Do not initialize loops: move that
8231 code to the driver. Call tree_estimate_probability_bb.
8232 (tree_estimate_probability_driver): New.
8233 (pass_profile): Use tree_estimate_probability_driver.
8234 * predict.h (tree_estimate_probability): Declared.
8236 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8238 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8239 * graphite-dependences.c (graphite_legal_transform): Add time to
8240 TV_GRAPHITE_DATA_DEPS.
8241 (dependency_between_pbbs_p): Same.
8242 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8244 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8246 PR rtl-optimization/41033
8247 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8248 aliasing is disabled.
8250 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8252 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8253 si_mask_operand, and_load_operand, low_bitmask_operand,
8254 and_reg_operand, and_operand): New predicates.
8255 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8256 * config/mips/mips.c (and_operands_ok): New function.
8257 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8258 * config/mips/mips.md (move_type): Add ext_ins and logical.
8259 (type): Handle them.
8260 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8261 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8262 shift_shift. Remove commutative constraint modifier.
8263 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8265 (*clear_upper32_dext): Remove define_insn_and_split.
8266 (*clear_upper32): Turn this define_insn_and_split ...
8267 (splitter for ANDing register with 0xffff_ffff): .. into this.
8269 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8271 * combine.c (try_widen_shift_mode): Factor out code to check if an
8272 integer constant is a low-order bitmask from here ...
8273 * rtlanal.c (low_bitmask_len): ... to here.
8274 * rtl.h (low_bitmask_len): Declare.
8276 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8279 * config/alpha/alpha.md (addsi3): Remove expander.
8280 (addsi3): Rename from *addsi3_internal insn pattern.
8281 (subsi3): Remove expander.
8282 (subsi3): Rename from *subsi3_internal insn pattern.
8284 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8286 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8289 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8290 Eric Botcazou <botcazou@adacore.com>
8291 Douglas B Rupp <rupp@gnat.com>
8293 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8294 that records that fit in 64 bits are returned by immediate value,
8295 as required by OpenVMS Calling Standard.
8296 (function_value): Adjust for above modification.
8297 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8298 virtual_incoming_args_rtx as base object, not next_arg.
8299 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8301 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8303 * reload.c (find_reloads_subreg_address): Check the original
8304 req_equiv_mem address to detect the case where an address is
8305 not valid in the outer mode.
8307 2009-08-11 Richard Guenther <rguenther@suse.de>
8310 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8312 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8314 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8315 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8317 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8318 Douglas B Rupp <rupp@gnat.com>
8320 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8321 PT_STACK when frame_pointer_needed on OpenVMS.
8322 (alpha_pv_save_size, alpha_using_fp): Remove.
8323 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8324 with proper processing for PT_NULL.
8325 (alpha_vms_initial_elimination_offset): New function. Support for
8326 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8327 (alpha_sa_size): Force procedure type to PT_STACK when
8328 frame_pointer_needed on OpenVMS.
8329 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8330 (alpha_using_fp): Likewise.
8331 (alpha_vms_can_eliminate): Add prototype.
8332 (alpha_vms_initial_elimination_offset): Likewise.
8333 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8334 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8336 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8337 Douglas B Rupp <rupp@gnat.com>
8339 * config/alpha/alpha.c (common_object_handler): New function.
8340 (vms_attribute_table): Declare a single attribute "common_object".
8341 (vms_output_aligned_decl_common): New global function.
8342 (SECTION_VMS_OVERLAY): Delete.
8343 (SECTION_VMS_GLOBAL): Likewise.
8344 (SECTION_VMS_INITIALIZE): Likewise.
8345 (vms_asm_named_section): Remove support for above flags.
8346 (vms_section_type_flags): Delete.
8347 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8348 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8349 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8350 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8352 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8355 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8356 (sub_ddmmss): Likewise.
8358 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8361 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8364 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8367 * reload1.c (reload_as_needed): Use cancel_changes to completely
8368 undo a failed replacement attempt.
8370 2009-08-10 Richard Guenther <rguenther@suse.de>
8373 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8374 (useless_type_conversion_p): ... here. Require pointer targets
8377 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8380 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8381 loose the original type of the statement list.
8383 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8385 * config/alpha/alpha.c: Include libfuncs.h
8386 (avms_asm_output_extern): New function.
8387 (alpha_init_libfuncs): Init some decc libfuncs.
8388 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8389 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8390 (DO_CRTL_NAMES): Define.
8392 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8393 (LONG_TYPE_SIZE): Define.
8394 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8395 (SUBTARGET_SWITCHES): Define malloc64 switch.
8396 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8397 (MASK_RETURN_ADDR): Define.
8398 doc/invoke.texi (mmalloc64): Document switch.
8400 2009-08-09 Olivier Hainque <hainque@adacore.com>
8401 Douglas B Rupp <rupp@gnat.com>
8403 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8404 uses_condition_handler.
8405 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8406 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8407 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8408 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8409 (code_for_builtin): New insn codes for the new alpha_builtins.
8410 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8411 (alpha_sa_size): Account for uses_condition_handler.
8412 (alpha_expand_prologue): Likewise.
8413 (alpha_start_function): Likewise.
8414 (alpha_expand_epilogue): Likewise.
8415 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8416 establish/revert expanders.
8417 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8418 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8419 New expander, resorting to the alpha.c associated function.
8420 (builtin_revert_vms_condition_handler): Likewise.
8421 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8422 __gcc_shell_handler, the static VMS condition handler used as
8423 an indirection wrapper to the current dynamically established
8425 * config/alpha/vms-unwind.h: Complete rewrite.
8426 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8427 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8429 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8430 Douglas B Rupp <rupp@gnat.com>
8432 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8433 (alpha_need_linkage): Handle aliases. Return function symbol.
8434 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8435 Use ultimate alias target for the linkage name.
8436 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8437 by alpha_need_linkage for the function symbol.
8438 (setmemdi): Likewise.
8440 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8442 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8443 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8444 (ASM_WEAKEN_LABEL): Define.
8445 (CRT_CALL_STATIC_FUNCTION): Define.
8446 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8447 (ENDFILE_SPEC): Define.
8448 (INIT_SECTION_ASM_OP): Define.
8449 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8450 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8452 (MULTILIB_OSDIRNAMES): Define.
8453 (shlib_version): Define.
8454 (SHLIB_EXT): Define.
8455 (SHLIB_OBJS): Define.
8456 (SHLIB_NAME): Define.
8457 (SHLIB_MULTILIB): Define.
8458 (SHLIB_INSTALL): Define.
8459 (SHLIB_SYMVEC): Define.
8460 (SHLIB_SYMVECX2): Define.
8461 (SHLIB_LINK): Define.
8463 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8465 * config/alpha/alpha.c (alpha_initialize_trampoline):
8466 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8467 (alpha_start_function): Emit transfer address on nested functions
8468 for VMS trampoline call.
8469 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8470 since no longer used.
8471 * config/alpha/vms-tramp.asm: Remove.
8472 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8473 since now only data initialized at runtime.
8475 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8477 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8478 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8479 (MD_EXEC_PREFIX): Remove, no longer used.
8480 (MD_STARTFILE_PREFIX): Likewise.
8481 (INCLUDE_DEFAULTS): Likewise.
8482 * config/alpha/t-vms:
8483 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8485 2009-08-09 Richard Guenther <rguenther@suse.de>
8487 PR tree-optimization/41016
8488 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8489 (operand_precision): Remove.
8490 (integral_operand_p): Likewise.
8491 (recognize_single_bit_test): Adjust.
8493 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8495 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8496 operation overflows. Likewise non-cast unary arithmetic.
8497 If one arm of a conditional expression is always taken,
8498 inhibit evaluation warnings for the other arm. Likewise inhibit
8499 evaluation warnings for the second && or || operand if the first
8500 operand is enough to determine the result.
8501 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8503 (build_binary_op): Prevent duplicate evaluation warnings.
8505 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8507 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8508 and destination have different modes, Use promote_mode to
8509 determine the signedness of the conversion. Assert that the
8510 promoted source mode matches the destination mode. Don't pass
8511 the destination and destination mode to expand_expr if the source
8512 mode is different. Simplify conversion logic.
8514 2009-08-09 Ira Rosen <irar@il.ibm.com>
8516 PR tree-optimization/41008
8517 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8518 from condition only in case it's a comparison. Adjust checks.
8520 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8522 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8523 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8524 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8525 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8526 (dump_cand): Handle them.
8527 (struct iv_cand): New members COST_STEP and AINC_USE.
8528 (stmt_after_increment): Likewise.
8529 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8530 callers changed. Use gimple_uid comparison instead of scanning.
8531 (add_candidate_1): When looking for identical candidates, take
8532 AINC_USE into account. Set it for new candidates.
8533 (force_expr_to_var_cost): Cast target_spill_cost to int.
8534 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8535 All callers changed. Check for availability of autoinc addressing
8536 modes, both in general for a given mode, and in the specific use case.
8537 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8539 (get_computation_cost): Likewise.
8540 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8541 add_autoinc_candidates): New static functions.
8542 (add_candidate): Call add_autoinc_candidates for candidates based on
8544 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8545 (determine_use_iv_cost_address): If we have an autoinc candidate at
8546 the matching use, verify autoinc is possible and subtract the cost
8547 of the candidate's step from the cost.
8548 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8549 member of the candidate.
8550 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8551 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8553 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8555 * config.build (ia64-hp-*vms*): New target.
8556 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8558 * config.gcc (ia64-hp-*vms*): New target.
8559 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8561 * config.host (ia64-hp-*vms*): New target.
8562 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8565 2009-08-08 Richard Guenther <rguenther@suse.de>
8567 PR tree-optimization/40991
8568 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8570 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8572 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8573 mode check. Do truncations in an integer mode.
8574 (force_to_mode): Handle subregs for all mode types. Only do
8575 arithmetic simplifications on integer modes.
8577 2009-08-07 Richard Guenther <rguenther@suse.de>
8579 PR tree-optimization/40999
8580 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8581 (maybe_fold_reference): Lookup constant initializers.
8582 (fold_gimple_assign): Likewise.
8584 2009-08-07 Richard Guenther <rguenther@suse.de>
8586 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8587 that require structural equality defer to the langhook.
8589 2009-08-07 Martin Jambor <mjambor@suse.cz>
8591 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8593 (struct ipa_pass_through_data): New type.
8594 (struct ipa_ancestor_jf_data): New type.
8595 (union jump_func_value): Removed field formal_id, added fields
8596 pass_through and ancestor.
8597 (struct ipa_param_call_note): Changed type of formal_id to int from
8599 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8600 operations jump functions and ancestor jump functions.
8601 (compute_complex_pass_through): New function.
8602 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8603 reflect changes in the jump function strucutre.
8604 (update_jump_functions_after_inlining): Ignore complex pass-through
8605 and ancestor jump functions.
8606 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8607 polynomial pass-through with operation jump functions.
8609 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8611 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8612 fde->dw_fde_begin as begin label instead of hot/cold label.
8613 Use LLSDAC label instead of LLSDA for second section lsda.
8614 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8615 label instead of LLSDA if it is true.
8616 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8618 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8619 SECTION argument. Use it as index into crtl->eh.call_site_record
8621 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8622 use it to determine how to print table entries instead of using
8623 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8624 label instead of normal begin label as base.
8625 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8626 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8627 ensure no EH range spans between sections and that landing pads
8628 are always in the corresponding section.
8629 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8630 for crtl->eh.call_site_record being an array rather than scalar.
8631 (output_one_function_exception_table): New function, copied
8632 from output_function_exception_table. Adjust
8633 dw2_size_of_call_site_table, dw2_output_call_site_table
8634 callers. For SECOND section use *C suffixed labels.
8635 (output_function_exception_table): Call
8636 output_one_function_exception_table and, when doing hot/cold
8637 partitioning, also another time for the second section.
8638 * opts.c: Include except.h.
8639 (decode_options): Allow -freorder-blocks-and-partition with
8640 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8641 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8642 * function.h (struct rtl_eh): Change call_site_record from
8643 scalar into array of 2 elements.
8645 2009-08-07 Martin Jambor <mjambor@suse.cz>
8647 * ipa-prop.c (count_formal_params_1): New function.
8648 (ipa_get_vector_of_formal_parms): New function.
8649 (get_vector_of_formal_parm_types): New function.
8650 (ipa_modify_formal_parameters): New function.
8651 (ipa_modify_call_arguments): New function.
8652 (index_in_adjustments_multiple_times_p): New function.
8653 (ipa_combine_adjustments): New function.
8654 (ipa_dump_param_adjustments): New function.
8655 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8656 (ipa_get_vector_of_formal_parms): Declare.
8657 (ipa_modify_formal_parameters): Declare.
8658 (ipa_modify_call_arguments): Declare.
8659 (ipa_combine_adjustments): Declare.
8660 (ipa_dump_param_adjustments): Declare.
8661 (build_ref_for_offset): Declare.
8662 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8663 * tree-sra.c: Include ipa-prop.c.
8664 (build_ref_for_offset): Make public.
8666 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8668 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8670 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8672 * gcc/doc/extend.texi (__builtin_extract_return_address)
8673 (__builtin_frob_return_address): Document.
8675 2009-08-06 Paul Brook <paul@codesourcery.com>
8677 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8678 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8679 implementation on ARMv6-M.
8681 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8683 * doc/extend.texi (pcs): Document new attribute for ARM.
8685 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8687 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8690 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8692 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8695 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8697 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8699 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8701 Merge ARM/hard_vfp_branch to trunk.
8703 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8705 * arm.c (libcall_eq): New function.
8706 (libcall_hash): New function.
8707 (add_libcall): New function.
8708 (arm_libcall_uses_aapcs_base): New function.
8709 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8710 libcalls using the base PCS.
8711 (arm_init_cumulative_args): Likewise.
8713 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8715 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8716 Use base ABI for conversion libfuncs between HFmode and SFmode.
8718 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8720 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8721 V4SImode as representatives of all 64-bit and 128-bit vector
8722 types. Allow vector types without vector modes.
8723 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8724 without vector modes like BLKmode.
8725 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8726 BLKmode. Avoid unsupported vector modes or TImode moves for
8728 (aapcs_vfp_allocate_return_reg): Likewise.
8729 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8730 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8732 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8734 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8735 (arm_get_pcs_model): Pass attribute arguments to
8736 arm_pcs_from_attribute.
8737 (arm_init_cumulative_args): Use base AAPCS for conversions from
8738 floating-point types to DImode.
8739 (arm_attribute_table): Add pcs attribute.
8740 (arm_handle_pcs_attribute): New.
8741 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8742 conversions from floating-point types to DImode, also declare them
8743 to use base AAPCS and declare functions they call to use base
8744 AAPCS and their RTABI names.
8746 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8748 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8749 -mfloat-abi=hard not being supported for VFP.
8751 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8753 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8754 SYMBOL_REF to hard_libcall_value.
8756 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8757 Richard Earnshaw <rearnsha@arm.com>
8759 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8760 has been put on the stack, all remaining co-processory arguments for
8761 that co-processor also go on the stack.
8763 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8765 * config/arm/arm.c (arm_return_in_memory): Handle returning
8766 vectors of suitable size in registers also for AAPCS case.
8768 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8770 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8772 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8774 ARM Hard-VFP calling convention
8775 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8776 * target.h (gcc_target): Add libcall_value to table of call hooks.
8777 * targhooks.h (default_libcall_value): Default implementation.
8778 * targhooks.c (default_libcall_value): Likewise.
8779 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8780 * optabs.c (expand_unop): Use it.
8781 * expr.h (hard_libcall_value): Pass the function RTX through.
8782 * calls.c (emit_library_call_value_1): Update call to
8784 * explow.c (hard_libcall_value): Use new target hook.
8785 * testsuite/lib/target-supports.exp
8786 (check_effective_target_arm_hard_vfp_ok): New hook.
8787 (check_effective_target_arm_neon_ok): Improve test for neon
8789 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8790 * config/arm/arm.c: Include cgraph.h
8791 (TARGET_FUNCTION_VALUE): Override default hook.
8792 (arm_pcs_default): New variable.
8793 (arm_override_options): Don't fault hard calling convention with VFP.
8794 Add support for AAPCS variants.
8795 (arm_function_value): Make static. Handle AAPCS variants.
8796 (arm_libcall_value): New function.
8797 (arm_apply_result_size): Handle VFP registers in results.
8798 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8800 (pcs_attribute_args): New variable.
8801 (arm_pcs_from_attribute): New function.
8802 (arm_get_pcs_model): New function.
8803 (aapcs_vfp_cum_init): New function.
8804 (aapcs_vfp_sub_candidate): New function.
8805 (aapcs_vfp_is_return_candidate): New function.
8806 (aapcs_vfp_is_call_candidate): New function.
8807 (aapcs_vfp_allocate): New function.
8808 (aapcs_vfp_allocate_return_reg): New function.
8809 (aapcs_vfp_advance): New function.
8810 (aapcs_cp_arg_layout): New variable.
8811 (aapcs_select_call_coproc): New function.
8812 (aapcs_select_return_coproc): New function.
8813 (aapcs_allocate_return_reg): New function.
8814 (aapcs_libcall_value): New function.
8815 (aapcs_layout_arg): New function.
8816 (arm_init_cumulative_args): Initialize AAPCS args data.
8817 (arm_function_arg): Handle AAPCS variants using new interface.
8818 (arm_arg_parital_bytes): Likewise.
8819 (arm_function_arg_advance): New function.
8820 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8821 calling conventions.
8822 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8823 * arm.h (NUM_VFP_ARG_REGS): Define.
8824 (LIBCALL_VALUE): Update.
8825 (FUNCTION_VALUE): Delete.
8826 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8827 (arm_pcs): New enum.
8828 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8829 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8830 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8831 * arm-protos.h (arm_function_arg_advance): Add.
8832 (aapcs_libcall_value): Add.
8833 (arm_function_value): Delete.
8835 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8836 H.J. Lu <hongjiu.lu@intel.com>
8839 * config/i386/i386.c (standard_sse_mode_p): Remove.
8840 (standard_sse_constant_p): Return 2 for integer mode
8841 vector_all_ones_operand when SSE2 is enabled.
8842 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8843 (ix86_expand_vector_move): Do not check for negative values from
8844 standard_sse_constant_p.
8846 2009-08-06 Richard Guenther <rguenther@suse.de>
8848 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8849 array type comparisons frontend independent.
8850 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8851 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8852 out array reference lower bound and element size operands.
8853 (ao_ref_init_from_vn_reference): Properly compute the offset
8854 for ARRAY_RANGE_REF.
8855 (vn_reference_fold_indirect): Fill out array reference lower
8856 bound and element size operands.
8857 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8858 a non gimple valued reference operand which can happen for
8859 array reference lower bound or element size.
8860 (create_component_ref_by_pieces_1): Properly generate the
8861 element size operand for array references.
8863 2009-08-06 Richard Guenther <rguenther@suse.de>
8865 PR tree-optimization/40964
8866 * tree.c (iterative_hash_host_wide_int): Export.
8867 * tree.h (iterative_hash_host_wide_int): Declare.
8868 * tree-ssa-structalias.c (heapvar_map): New struct.
8869 (heapvar_map_eq): New function.
8870 (heapvar_map_hash): Likewise.
8871 (heapvar_lookup): Adjust.
8872 (heapvar_insert): Likewise.
8873 (make_constraint_from_heapvar): Allow multiple heap variables
8874 per decl at different offsets.
8875 (init_alias_heapvars): Adjust.
8877 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8879 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8880 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8881 trailing sync if TARGET_SYNC_AFTER_SC.
8883 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8885 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8886 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8887 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8888 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8889 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8890 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8891 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8892 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8893 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8894 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8895 the prototype declaration match the definition.
8896 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8897 instructions explicitly. Add barrier_before and operands
8899 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8900 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8901 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8902 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8903 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8904 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8906 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8908 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8910 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8911 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8914 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8917 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8919 PR rtl-optimization/40924
8920 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8921 make sure canon_rtx (mem_address) isn't simpler than
8922 canon_rtx (expanded_mem_address).
8924 2009-08-05 Li Feng <nemokingdom@gmail.com>
8926 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8928 (build_scop_drs): Build alias set for each SCoP.
8930 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8932 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8933 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8934 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8935 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8936 (BASE_DRIVER_SELF_SPECS): Likewise.
8938 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8940 * tree-ssa-alias.c: Fix some comment typos.
8942 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8944 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8945 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8947 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8950 * simplify-rtx.c (simplify_binary_operation_1): Disable
8951 simplifications for decimal float operations.
8953 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8956 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8957 operand of INDIRECT_REF.
8959 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8961 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8962 constants referencing TLS symbols.
8964 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8966 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8967 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8969 2009-08-03 Richard Guenther <rguenther@suse.de>
8971 * tree.c (make_vector_type): Build a main variant first,
8972 get the canonical one and then build the variant.
8973 * tree-ssa.c (useless_type_conversion_p_1): Handle
8975 (useless_type_conversion_p): Conversions to pointers to
8976 incomplete record types are useless.
8978 2009-08-03 Richard Guenther <rguenther@suse.de>
8980 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8981 file will be created.
8982 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8983 * toplev.c (compile_file): Adjust comment.
8985 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8987 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8988 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8989 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8990 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8991 (sh_promote_function_mode): Fix typo.
8993 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8995 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8997 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8999 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9000 declaration arguments.
9002 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9004 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9005 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9006 (ix86_split_ashl): Ditto.
9007 (ix86_expand_vector_init_one_nonzero): Ditto.
9008 (ix86_expand_vector_set): Ditto.
9009 (ix86_expand_reduc_v4sf): Ditto.
9011 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9013 * explow.c (promote_function_mode): Remove assert.
9014 * config/sh/sh.c (sh_promote_function_mode): Declare.
9016 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9018 * config/pa/pa.c (pa_promote_function_mode): Declare.
9019 Change to static. Fix promote_mode call.
9021 * gthr-dce.h (CONST_CAST2): Define if not defined.
9022 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9024 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9026 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9028 * expr.c (store_constructor): Use promote_decl_mode. Remove
9029 now write-only variable unsignedp.
9030 (expand_expr_real_1): Use promote_decl_mode.
9031 * expr.h (promote_function_mode, promote_decl_mode): New.
9032 (promote_mode): Remove last argument.
9033 * function.c (assign_temp): Drop last argument of promote_mode.
9034 (assign_parm_find_data_types): Use promote_function_mode.
9035 (assign_parm_setup_reg): Likewise.
9036 (expand_function_end): Use promote_function_mode.
9037 * calls.c (initialize_argument_information): Use promote_function_mode.
9038 (precompute_arguments): Use promote_mode instead of checking if
9039 only PROMOTE_FUNCTION_MODE is defined.
9040 (expand_call): When making sibcall decisions, use promote_function_mode.
9041 Below, remove an if for targetm.calls.promote_function_return and
9042 and use promote_function_mode.
9043 (emit_library_call_value_1): Use promote_function_mode, fix bug
9044 where promote_mode was passed FOR_CALL == 0 for a return value in an
9046 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9047 * explow.c (promote_function_mode, promote_decl_mode): New.
9048 (promote_mode): Keep only the FOR_CALL == 0 case.
9049 * combine.c (setup_incoming_promotion): Remove test of
9050 promote_function_args. Use promote_function_mode.
9051 * stmt.c (expand_value_return): Use promote_decl_mode.
9052 (expand_decl): Use promote_decl_mode.
9054 * expr.c (store_constructor): Use promote_decl_mode. Remove
9055 now write-only variable unsignedp.
9056 (expand_expr_real_1): Use promote_decl_mode.
9057 * expr.h (promote_function_mode, promote_decl_mode): New.
9058 (promote_mode): Remove last argument.
9059 * function.c (assign_temp): Drop last argument of promote_mode.
9060 (assign_parm_find_data_types): Use promote_function_mode.
9061 (assign_parm_setup_reg): Likewise.
9062 (expand_function_end): Use promote_function_mode.
9063 * calls.c (initialize_argument_information): Use promote_function_mode.
9064 (precompute_arguments): Use promote_mode instead of checking if
9065 only PROMOTE_FUNCTION_MODE is defined.
9066 (expand_call): When making sibcall decisions, use promote_function_mode.
9067 Below, remove an if for targetm.calls.promote_function_return and
9068 and use promote_function_mode.
9069 (emit_library_call_value_1): Use promote_function_mode, fix bug
9070 where promote_mode was passed FOR_CALL == 0 for a return value in an
9072 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9073 * explow.c (promote_function_mode, promote_decl_mode): New.
9074 (promote_mode): Keep only the FOR_CALL == 0 case.
9075 * combine.c (setup_incoming_promotion): Remove test of
9076 promote_function_args. Use promote_function_mode.
9077 * stmt.c (expand_value_return): Use promote_decl_mode.
9078 (expand_decl): Use promote_decl_mode.
9080 * explow.c (promote_function_mode): Just call the target hook.
9081 * targhooks.c (default_promote_function_mode,
9082 default_promote_function_mode_always_promote): New.
9083 * targhooks.h (default_promote_function_mode,
9084 default_promote_function_mode_always_promote): Declare.
9085 * target.h (promote_function_args, promote_function_return): Remove.
9086 (promote_function_mode): New.
9087 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9088 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9089 (TARGET_PROMOTE_FUNCTION_MODE): New.
9090 (TARGET_CALLS): Adjust.
9091 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9092 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9094 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9095 * config/s390/s390.c (s390_promote_function_mode): ... here,
9096 with pointer handling.
9097 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9098 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9100 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9101 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9102 with pointer handling.
9103 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9104 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9106 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9107 * config/sh/sh.c (sh_promote_function_mode): New.
9108 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9109 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9111 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9112 * config/cris/cris.c (cris_promote_function_mode): ... here.
9113 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9114 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9116 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9117 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9118 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9119 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9121 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9122 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9123 complex type handling.
9124 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9125 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9127 * config/pa/pa.c (pa_promote_function_mode): New.
9128 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9129 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9131 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9132 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9133 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9134 * config/xtensa/xtensa.c: Likewise.
9135 * config/stormy16/stormy16.c: Likewise.
9136 * config/iq2000/iq2000.c: Likewise.
9137 * config/rs6000/rs6000.c: Likewise.
9138 * config/picochip/picochip.c: Likewise.
9139 * config/arc/arc.c: Likewise.
9140 * config/mcore/mcore.c: Likewise.
9141 * config/score/score.c: Likewise.
9142 * config/mips/mips.c: Likewise.
9143 * config/bfin/bfin.c: Likewise.
9144 * config/ia64/ia64.c: Likewise (disabled though).
9146 * config/frv/frv.h: Remove pointless remark.
9148 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9149 TARGET_PROMOTE_FUNCTION_ARGS,
9150 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9151 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9153 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9155 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9156 -floop-parallelize-all.
9157 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9158 flag_loop_parallelize_all.
9159 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9160 * graphite.c (graphite_transform_loops): Same.
9162 * graphite-poly.c (apply_poly_transforms): Same.
9164 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9166 PR tree-optimization/40914
9167 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9168 if set, then check the delta field of the PMF record.
9169 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9170 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9171 call is stored in the delta.
9173 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9175 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9177 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9179 * config/i386/bsd.h (ASM_BYTE): New define.
9180 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9181 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9182 .byte. Use fputs or putc instead of fprintf where appropriate.
9183 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9184 fputs or putc instead of fprintf where appropriate.
9185 * config/i386/i386elf.h: Ditto.
9186 * config/i386/sysv4.h: Ditto.
9188 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9189 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9190 (*tls_global_dynamic_64): Ditto.
9192 2009-07-31 Christian Bruel <christian.bruel@st.com>
9194 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9196 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9198 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9199 Remove dead code for MINUS.
9201 2009-07-31 Anthony Green <green@moxielogic.com>
9203 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9205 (moxie_expand_epilogue): Ditto for epilogue.
9206 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9208 (moxie_function_arg): Ditto.
9209 (moxie_pass_by_reference): Ditto.
9210 (moxie_arg_partial_bytes): Ditto.
9211 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9212 (FUNCTION_ARG_ADVANCE) Ditto.
9213 (REG_PARM_STACK_SPACE) Ditto.
9214 (FUNCTION_ARG_REGNO_P) Dito.
9216 * config.gcc: Add moxie linux config support.
9217 * gcc/config/moxie/uclinux.h: New file.
9219 2009-07-31 DJ Delorie <dj@redhat.com>
9221 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9222 (UNSPECV_SP_SWITCH_E): New.
9223 (sp_switch_1): Change to an unspec.
9224 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9226 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9227 reference the new stack's address
9229 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9231 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9232 graphite-clast-to-gimple.o, graphite-dependences.o,
9233 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9234 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9235 (graphite-blocking.o,
9236 graphite-clast-to-gimple.o, graphite-dependences.o,
9237 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9238 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9239 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9240 * cfgloop.h (struct loop): Add can_be_parallel field.
9241 * common.opt (fgraphite-identity): Moved up.
9242 (fgraphite-force-parallel): New flag.
9243 * graphite.c: Rewrite.
9244 * graphite.h: Rewrite.
9245 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9247 * toplev.c (graphite_out_file): New file descriptor.
9248 (graphite_in_file): New.
9249 (process_options): flag_graphite_force_parallel cannot be used without
9251 * tree-ssa-loop.c: Include toplev.h.
9252 (gate_graphite_transforms): Enable flag_graphite for
9253 flag_graphite_force_parallel.
9255 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9257 * ChangeLog.graphite: New.
9258 * graphite-blocking.c: New.
9259 * graphite-clast-to-gimple.c: New.
9260 * graphite-clast-to-gimple.h: New.
9261 * graphite-dependences.c: New.
9262 * graphite-dependences.h: New.
9263 * graphite-interchange.c: New.
9264 * graphite-poly.c: New.
9265 * graphite-poly.h: New.
9266 * graphite-ppl.c: New.
9267 * graphite-ppl.h: New.
9268 * graphite-scop-detection.c: New.
9269 * graphite-scop-detection.h: New.
9270 * graphite-sese-to-poly.c: New.
9271 * graphite-sese-to-poly.h: New.
9275 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9277 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9278 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9280 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9282 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9283 (scev_is_linear_expression): Return false if the evolution is not
9284 affine multivariate.
9286 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9288 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9289 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9291 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9293 * tree-data-ref.c (debug_data_references): New.
9294 (debug_data_reference): New.
9295 * tree-data-ref.h (debug_data_references): Declared.
9296 (debug_data_reference): Declared.
9298 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9300 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9301 * tree-data-ref.h (scop_p): Removed.
9302 (struct data_reference): Remove field scop.
9304 (stmt_simple_memref_p): Removed.
9306 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9308 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9309 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9312 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9314 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9316 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9318 * doc/invoke.texi (-fgraphite-identity): Documented.
9320 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9322 * tree-scalar-evolution.c: Fix comment.
9323 (instantiate_scev_1): Return unknow from scev instantiation if the
9324 result is not above instantiate_below.
9326 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9328 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9329 static anymore. Instantiate the symbols that may have been introduced
9331 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9334 2009-07-30 DJ Delorie <dj@redhat.com>
9336 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9337 .vliw directive to VLIW sections.
9339 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9341 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9343 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9344 (AUTOHEADER): New variable.
9345 ($(srcdir)/cstamp-h.in): Use it.
9347 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9348 Pat Haugen <pthaugen@us.ibm.com>
9349 Revital Eres <ERES@il.ibm.com>
9351 * config/rs6000/vector.md (VEC_F): Add VSX support.
9355 (vector_load_<mode>): Ditto.
9356 (vector_store_<mode>): Ditto.
9357 (vector GPR move split): Ditto.
9358 (vec_reload_and_plus_<mptrsize>): Ditto.
9359 (vec_reload_and_reg_<mptrsize>): Ditto.
9360 (add<mode>3): Ditto.
9361 (sub<mode>3): Ditto.
9362 (mul<mode>3): Ditto.
9363 (neg<mode>2): Ditto.
9364 (abs<mode>2): Ditto.
9365 (smin<mode>3): Ditto.
9366 (smax<mode>3): Ditto.
9367 (vector_eq<mode>): Ditto.
9368 (vector_gt<mode>): Ditto.
9369 (vector_ge<mode>): Ditto.
9370 (vector_gtu<mode>): Ditto.
9371 (vector_select_<mode>_uns): Ditto.
9372 (vector_eq_<mode>_p): Ditto.
9373 (vector_gt_<mode>_p): Ditto.
9374 (vector_ge_<mode>_p): Ditto.
9375 (vector_gtu_<mode>_p): Ditto.
9376 (cr6_test_for_zero): Ditto.
9377 (cr6_test_for_zero_reverse): Ditto.
9378 (cr6_test_for_lt): Ditto.
9379 (cr6_test_for_lt_reverse): Ditto.
9380 (xor<mode>3): Ditto.
9381 (ior<mode>3): Ditto.
9382 (and<mode>3): Ditto.
9383 (one_cmpl<mode>2): Ditto.
9384 (nor<mode>2): Ditto.
9385 (andc<mode>2): Ditto.
9386 (float<VEC_int<mode>2): Ditto.
9387 (unsigned_float<VEC_int><mode>2): Ditto.
9388 (fix_trunc<mode><VEC_int>2): Ditto.
9389 (fixuns_trunc<mode><VEC_int>2): Ditto.
9391 (vec_set<mode>): Ditto.
9392 (vec_extract<mode>): Ditto.
9393 (vec_interleave_highv4sf): Ditto.
9394 (vec_interleave_lowv4sf): Ditto.
9395 (vec_realign_load_<mode>): Ditto.
9396 (vec_shl_<mode>): Ditto.
9397 (vec_shr_<mode>): Ditto.
9398 (div<mode>3): New patterns for VSX.
9399 (vec_interleave_highv2df): Ditto.
9400 (vec_interleave_lowv2df): Ditto.
9401 (vec_pack_trunc_v2df): Ditto.
9402 (vec_pack_sfix_trunc_v2df): Ditto.
9403 (vec_pack_ufix_trunc_v2df): Ditto.
9404 (vec_unpacks_hi_v4sf): Ditto.
9405 (vec_unpacks_lo_v4sf): Ditto.
9406 (vec_unpacks_float_hi_v4si): Ditto.
9407 (vec_unpacks_float_lo_v4si): Ditto.
9408 (vec_unpacku_float_hi_v4si): Ditto.
9409 (vec_unpacku_float_lo_v4si): Ditto.
9410 (movmisalign<mode>): Ditto.
9411 (vector_ceil<mode>2): New patterns for vectorizing math library.
9412 (vector_floor<mode>2): Ditto.
9413 (vector_btrunc<mode>2): Ditto.
9414 (vector_copysign<mode>3): Ditto.
9416 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9417 predicate for setting the high bit in each word, used for copysign.
9419 * config/rs6000/ppc-asm.h (f19): Whitespace.
9420 (f32-f63): Define if VSX.
9421 (v0-v31): Define if Altivec.
9422 (vs0-vs63): Define if VSX.
9424 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9426 * config/rs6000/power7.md: New file, provide tuning parameters for
9429 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9430 (rs6000_cpu_cpp_builtins): Ditto.
9431 (altivec_overloaded_builtins): Ditto.
9432 (altivec_resolve_overloaded_builtin): Ditto.
9434 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9435 debug switch to disable vectorizing simple math builtin
9438 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9439 Vectorize simple math builtin functions.
9440 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9441 hook to vectorize math builtins.
9442 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9443 (rs6000_builtin_conversion): Add VSX/power7 support.
9444 (rs6000_builtin_vec_perm): Ditto.
9445 (vsplits_constant): Add support for loading up a vector constant
9446 with just the high bit set in each part.
9447 (rs6000_expand_vector_init): Add VSX/power7 support.
9448 (rs6000_expand_vector_set): Ditto.
9449 (rs6000_expand_vector_extract): Ditto.
9450 (rs6000_emit_move): Ditto.
9451 (bdesc_3arg): Ditto.
9452 (bdesc_2arg): Ditto.
9453 (bdesc_1arg): Ditto.
9454 (rs6000_expand_ternop_builtin): Ditto.
9455 (altivec_expand_builtin): Ditto.
9456 (rs6000_expand_unop_builtin): Ditto.
9457 (rs6000_init_builtins): Ditto.
9458 (altivec_init_builtins): Ditto.
9459 (builtin_function_type): Ditto.
9460 (rs6000_common_init_builtins): Ditto.
9461 (rs6000_handle_altivec_attribute); Ditto.
9462 (rs6000_mangle_type): Ditto.
9463 (rs6000_vector_mode_supported_p): Ditto.
9464 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9467 * config/rs6000/vsx.md: New file for VSX support.
9469 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9470 identifing values with just the most significant bit set.
9471 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9472 vectorized builtins.
9474 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9475 (UNSPEC_VRFIM): Delete.
9476 (splitter for loading up vector with most significant bit): New
9477 splitter for vectorizing copysign.
9478 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9479 vectorizing simple math functions.
9480 (altivec_vrfip): Add support for vectorizing simple math functions.
9481 (altivec_vrfim): Ditto.
9482 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9484 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9485 (power7.md, vsx.md): Include for power7 support.
9486 (copysigndf3): Use VSX instructions if -mvsx.
9487 (negdf2_fpr): Ditto.
9488 (absdf2_fpr): Ditto.
9489 (nabsdf2_fpr): Ditto.
9490 (adddf3_fpr): Ditto.
9491 (subdf3_fpr): Ditto.
9492 (muldf3_fpr): Ditto.
9493 (divdf3_fpr): Ditto.
9494 (fix_truncdfdi2_fpr): Ditto.
9495 (cmpdf_internal1): Ditto.
9496 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9497 (btruncdf2, btruncdf2_fpr): Ditto.
9498 (ceildf2, ceildf2_fpr): Ditto.
9499 (floordf2, floordf2_fpr): Ditto.
9500 (floatdidf2, floatdidf2_fpr): Ditto.
9501 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9502 (fmsubdf4_fpr): Ditto.
9503 (fnmadddf4_fpr_1): Ditto.
9504 (fnmadddf4_fpr_2): Ditto.
9505 (fnmsubdf4_fpr_1): Ditto.
9506 (fnmsubdf4_fpr_2): Ditto.
9507 (fixuns_truncdfdi2): Add expander for VSX support.
9508 (fix_truncdfdi2): Ditto.
9509 (fix_truncdfsi2): Ditto.
9511 (btruncsf2): Whitespace.
9512 (movdf_hardfloat32): Add support for VSX registers.
9513 (movdf_softfloat32): Ditto.
9514 (movdf_hardfloat64): Ditto.
9515 (movdf_hardfloat64_mfpgpr): Ditto.
9516 (movdf_softfloat64): Ditto.
9517 (movti splitters): Add check for vector registers supporting
9518 TImode in the future.
9519 (bpermd): Add power7 bpermd instruction.
9521 * config/rs6000/altivec.h (vec_div): Define if VSX.
9525 (vec_nearbyint): Ditto.
9528 (all predicates): Use the generic builtin function, and not the V4SF
9529 specific function so that the predicates will work with VSX's V2DF.
9533 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9534 Document new VSX functions and types.
9536 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9539 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9540 "wa", and "j" constraints. Modify "v" to talk about Altivec
9541 instead of just vector.
9543 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9546 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9547 location for phi arguments.
9548 (rewrite_update_phi_arguments): Find locations for reaching defs.
9549 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9550 Add location to add_phi_arg calls.
9551 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9552 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9553 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9554 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9555 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9556 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9557 * tree-phinodes.c (make_phi_node): Initialize location.
9558 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9559 (add_phi_arg): Add location parameter.
9560 (remove_phi_arg_num): Move location when moving phi argument.
9561 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9563 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9564 slpeel_update_phi_nodes_for_guard1,
9565 slpeel_update_phi_nodes_for_guard2,
9566 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9567 vect_loop_versioning): Set locations.
9568 * tree-parloops.c (create_phi_for_local_result,
9569 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9570 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9571 * tree-vect-loop.c (get_initial_def_for_induction,
9572 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9574 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9575 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9576 (gimple_phi_arg_set_location): New. Set locus.
9577 (gimple_phi_arg_has_location): New. Check for locus.
9578 (redirect_edge_var_map_location): New. Return locus from var_map.
9579 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9580 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9581 combining PHI arguments.
9582 (cond_store_replacement): Set location.
9583 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9584 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9585 scop_add_exit_phis_edge): Add locations.
9586 * tree-cfgcleanup.c (remove_forwarder_block,
9587 remove_forwarder_block_with_phi): Add locations.
9588 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9589 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9591 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9592 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9593 flush_pending_stmts): Add source location.
9594 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9595 stack to preserve locations.
9596 * tree-vect-stmts.c (vectorizable_load): Add location.
9597 * tree-inline.c (copy_phis_for_bb): Copy locus.
9598 (setup_one_parameter): Add call locus to inlined parameter stmts.
9599 (initialize_inlined_parameters): Pass in call location as parameter
9601 (tree_function_versioning): Pass location to setup_one_parameter.
9602 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9603 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9604 copy and edge lists.
9605 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9606 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9607 locus parameter and override the stmt default if provided.
9608 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9609 elim_graph_add_edge, elim_graph_remove_succ_edge,
9610 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9611 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9612 eliminate_phi): Add locus info in elimination graph for each edge and
9614 (insert_backedge_copies): Copy locus if present.
9615 * tree-flow.h (struct _edge_var_map): Add locus field.
9616 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9617 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9618 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9620 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9622 2009-07-30 Martin Jambor <mjambor@suse.cz>
9624 PR tree-optimization/40570
9625 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9628 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9630 * ssa-loop-manip.c: Include langhooks.h.
9631 (rewrite_phi_with_iv): New.
9632 (rewrite_all_phi_nodes_with_iv): New.
9633 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9634 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9635 * tree-parloops.c (loop_parallel_p): Move out all conditions
9636 except dependency check.
9637 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9638 (gen_parallel_loop): Call canonicalize_loop_ivs without
9639 reduction_list argument.
9640 (build_new_reduction): New.
9641 (gather_scalar_reductions): New.
9642 (try_get_loop_niter): New.
9643 (try_create_reduction_list): New.
9644 (parallleize_loops): Change the parallel conditions check.
9645 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9646 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9648 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9650 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9652 * doc/options.texi (Option properties): Mention new quoting syntax.
9654 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9656 * config/alpha/alpha.c (alpha_start_function):
9657 Handle VMS_DEBUG_MAIN_POINTER
9658 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9659 * doc/invoke.texi: Document -mdebug-main switch.
9661 2009-07-29 Richard Henderson <rth@redhat.com>
9663 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9664 (cgraph_create_edge_including_clones): Likewise.
9665 * tree-inline.c (copy_bb): Operate on the correct edges
9666 when updating the callgraph.
9668 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9670 * config/alpha/vms-cc.c: Deleted.
9671 * config/alpha/vms-ld.c: Deleted.
9672 * config/alpha/t-vms64: Moved to config/vms
9673 * config/alpha/vms-crt0-64.c: Moved to config/vms
9674 * config/alpha/vms-crt0.c: Moved to config/vms
9675 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9676 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9677 * config/alpha/xm-vms.h: Moved to config/vms
9678 * config/alpha/x-vms: Moved to config/vms
9679 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9681 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9682 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9684 * config/vms/t-vms64: Moved here from config/alpha
9685 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9686 (argc,argv,envp): Enforce 32bit malloc'ing.
9687 * config/vms/vms-psxcrt0-64.c: Likewise.
9688 * config/vms/vms-crt0.c: Moved here from config/alpha.
9689 * config/vms/vms-psxcrt0.c: Likewise.
9690 * config/vms/vms-crtl-64.h: New file.
9691 * config/vms/vms-crtl.h: New file.
9692 * config/vms/vms.opt: New file.
9693 * config/vms/xm-vms64.h: New file.
9694 * config/vms/xm-vms.h: Moved here from config/alpha.
9695 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9697 * config/vms/x-vms: Moved here from config/alpha.
9698 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9699 (vms-ld.o, vms-cc.o): Removed.
9700 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9702 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9704 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9705 correct stack (obvious VMS fix).
9707 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9709 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9710 date, version info if VMS_DEBUGGING_INFO defined.
9711 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9712 size, date calculating code moved here.
9714 2009-07-29 Paul Brook <paul@codesourcery.com>
9716 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9719 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9722 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9723 to DImode when generating insq_le insn.
9725 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9727 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9728 New macro set for VMS_DEBUGGGING_INFO.
9729 (AT_string_form): Use it.
9731 2009-07-28 DJ Delorie <dj@redhat.com>
9733 * config/mep/mep.c (vtext_section): New.
9734 (vftext_section): New.
9735 (ftext_section): New.
9736 (mep_select_section): Add support for functions.
9737 (mep_unique_section): Likewise.
9738 (mep_asm_init_sections): Likewise.
9739 (mep_encode_section_info): Remove it from here.
9741 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9743 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9745 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9746 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9748 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9750 * dwarf2out.c (output_file_names): Test new macro
9751 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9752 (add_comp_dir_attribute): Likewise.
9754 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9756 * config/i386/mingw-w64.h (LINK_SPEC): Add
9757 separating space between commands.
9759 2009-07-28 Jan Hubicka <jh@suse.cz>
9761 PR tree-optimization/40759
9762 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9765 2009-07-27 DJ Delorie <dj@redhat.com>
9767 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9768 types are dword-aligned.
9769 (mep_expand_va_start): Likewise.
9771 2009-07-27 Olivier Hainque <hainque@adacore.com>
9772 Douglas B Rupp <rupp@gnat.com>
9774 * convert.c (convert_to_pointer): Don't assume the target
9775 pointer type is POINTER_SIZE long. Fetch its precision instead.
9777 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9779 * system.h (fopen): Undefine if macro.
9781 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9783 * dwarf2out.c (output_cfi_p): Removed.
9784 (output_cfis): New function.
9785 (output_fde): New function, split from output_call_frame_info.
9786 (output_call_frame_info): Use it.
9787 (dwarf2out_switch_text_section): Use output_cfis.
9789 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9791 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9792 TARGET_BI_ARCH is specified without enabling SJLJ.
9793 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9794 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9796 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9798 * arm.md (negdi2): Use DImode if forcing a value into a register.
9800 2009-07-26 Ira Rosen <irar@il.ibm.com>
9802 PR tree-optimization/40801
9803 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9804 of vector operand from the previous copy of vector statement.
9805 Pass the correct definition type value to
9806 vect_get_vec_def_for_stmt_copy().
9808 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9810 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9811 const char ** conversion.
9813 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9815 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9816 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9817 (gcc_unreachable): Invoke __builtin_unreachable() if
9818 !ENABLE_ASSERT_CHECKING.
9820 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9822 PR rtl-optimization/40445
9823 * emit-rtl.c (next_nonnote_insn_bb): New function.
9824 * rtl.h (next_nonnote_insn_bb): Declare new function.
9825 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9826 with no successors that is the successor of the ENTRY_BLOCK.
9827 Continue from the top after removing an empty fallthrough block.
9828 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9829 of next_nonnote_insn.
9831 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9833 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9835 2009-07-25 Martin Jambor <mjambor@suse.cz>
9837 * c-common.c (c_common_attribute_table): New element for noclone.
9838 (handle_noclone_attribute): New function. Forward-declare.
9839 * tree-inline.c (tree_versionable_function_p): Check for noclone
9841 * doc/extend.texi (Labels as Values): Document need for noclone.
9842 (Function Attributes): Document noclone attribute.
9844 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9846 PR rtl-optimization/34999
9847 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9848 and dw_fde_switched_cold_to_hot fields.
9849 (output_cfi_p): New function.
9850 (output_call_frame_info): If fde->dw_fde_switched_sections,
9851 output 2 FDEs instead of one with corrupted header.
9852 (dwarf2out_do_cfi_startproc): New function.
9853 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9854 and fde->dw_fde_switched_cold_to_hot.
9855 (dwarf2out_switch_text_section): Compute
9856 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9857 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9858 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9859 Otherwise, compute fde->dw_fde_switch_cfi.
9861 2009-07-24 Cary Coutant <ccoutant@google.com>
9863 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9865 2009-07-24 Cary Coutant <ccoutant@google.com>
9867 * cfghooks.c (split_block): Copy discriminator to new block.
9868 * tree-cfg.c (assign_discriminator): Check location of last
9869 instruction in block as well as first.
9871 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9873 * config/i386/linux.c: Use fputs or putc instead of fprintf
9875 * config/i386/gas.h: Ditto.
9876 * config/i386/x86-64.h: Ditto.
9877 * config/i386/att.h: Ditto.
9879 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9881 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9884 2009-07-24 Martin Jambor <mjambor@suse.cz>
9886 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9887 (ipa_push_func_to_list_1): Declare.
9888 (ipa_push_func_to_list): New function.
9890 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9891 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9892 (ipa_push_func_to_list): Removed.
9893 (ipa_pop_func_from_list): Clear node_enqueued flag.
9895 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9897 * config/s390/s390.c (override_options): Default
9898 max-unrolled-insns to 100 for z10 tuning.
9900 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9902 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9903 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9904 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9905 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9906 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9907 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9908 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9910 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9912 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9913 use default set in mingw32.h header.
9914 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9915 64-bit /mingw/include path.
9916 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9919 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9921 PR rtl-optimization/40209
9922 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9924 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9926 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9927 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9928 with the rest of string where appropriate. Use fputs or putc
9929 instead of fprintf where appropriate.
9931 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9932 Pat Haugen <pthaugen@us.ibm.com>
9933 Revital Eres <ERES@il.ibm.com>
9935 * config/rs6000/vector.md: New file. Move most of the vector
9936 expander support here from altivec.md to allow for the VSX vector
9937 unit in the future. Add support for secondary_reload patterns.
9938 Rewrite the patterns for vector comparison, and vector comparison
9939 predicate instructions so that the RTL expresses the desired
9940 behavior, instead of using unspec.
9942 * config/rs6000/constraints.md ("f" constraint): Use
9943 rs6000_constraints to hold the precalculated register class.
9944 ("d" constraint): Ditto.
9945 ("wd" constraint): New constraint for VSX.
9946 ("wf" constraint): Ditto.
9947 ("ws" constraint): Ditto.
9948 ("wa" constraint): Ditto.
9949 ("wZ" constraint): Ditto.
9950 ("j" constraint): Ditto.
9952 * config/rs6000/predicates.md (vsx_register_operand): New
9954 (vfloat_operand): New predicate for vector.md.
9955 (vint_operand): Ditto.
9956 (vlogical_operand): Ditto.
9957 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9958 (easy_vector_constant): Add VSX support.
9959 (altivec_indexed_or_indirect_operand): New predicate for
9960 recognizing Altivec style memory references with AND -16.
9962 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9963 for vector secondary reload support.
9964 (rs6000_vector_reg_class): Delete, replacing it with
9966 (rs6000_vsx_reg_class): Ditto.
9967 (rs6000_constraints): New array to hold the register classes of
9968 each of the register constraints that can vary at runtime.
9969 (builtin_mode_to_type): New static array for builtin function type
9971 (builtin_hash_table): New static hash table for builtin function
9973 (TARGET_SECONDARY_RELOAD): Define target hook.
9974 (TARGET_IRA_COVER_CLASSES): Ditto.
9975 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9976 registers are 128 bits if VSX memory reference instructions are used.
9977 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9979 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9980 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9981 Print several of the scheduling related parameters.
9982 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9983 rs6000_constraints instead of rs6000_vector_reg_class. Move
9984 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9985 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9986 Altivec. Add VSX support. Setup for secondary reload support on
9987 Altivec/VSX registers.
9988 (rs6000_override_options): Make power7 set the scheduling groups
9989 like the power5. Add support for new debug switches to override
9990 the scheduling defaults. Temporarily disable -mcpu=power7 from
9991 setting -mvsx. Add support for debug switches -malways-hint,
9992 -msched-groups, and -malign-branch-targets.
9993 (rs6000_buitlin_conversion): Add support for returning unsigned
9994 vector conversion functions to fix regressions due to stricter
9996 (rs6000_builtin_mul_widen_even): Ditto.
9997 (rs6000_builtin_mul_widen_odd): Ditto.
9998 (rs6000_builtin_vec_perm): Ditto.
9999 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10000 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10001 to zero a register.
10002 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10003 generated upstream.
10004 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10005 VSX types for bit operations. Changes to accomidate vector.md.
10006 (bdesc_2arg): Ditto.
10007 (bdesc_1arg): Ditto.
10008 (struct builtin_description_predicates): Rewrite predicate
10009 handling so that RTL describes the operation, instead of passing
10010 the instruction to be used as a string argument.
10011 (bdesc_altivec_preds): Ditto.
10012 (altivec_expand_predicate_builtin): Ditto.
10013 (altivec_expand_builtin): Ditto.
10014 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10015 statement for vsldoi support.
10016 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10017 (altivec_expand_st_builtin): Ditto.
10018 (paired_expand_builtin): Whitespace changes.
10019 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10020 builtin_mode_to_type table for secondary reload. Call
10021 builtin_function_type to build random builtin functions.
10022 (altivec_init_builtins): Change to use builtin_function_type to
10023 create builtin function types dynamically as we need them.
10024 (builtin_hash_function): New support for hashing the tree types
10025 for builtin function as we need it, rather than trying to build
10026 all of the trees that we need. Add initial preliminary VSX support.
10027 (builtin_function_type): Ditto.
10028 (builtin_function_eq): Ditto.
10029 (builtin_hash_struct): Ditto.
10030 (rs6000_init_builtins): Ditto.
10031 (rs6000_common_init_builtins): Ditto.
10032 (altivec_init_builtins): Ditto.
10033 (rs6000_common_init_builtins): Ditto.
10034 (enum reload_reg_type): New enum for simplifing reg classes.
10035 (rs6000_reload_register_type): Simplify register classes into GPR,
10036 Vector, and other registers. Altivec and VSX addresses in reload.
10037 (rs6000_secondary_reload_inner): Ditto.
10038 (rs6000_ira_cover_classes): New target hook, that returns the
10039 appropriate cover classes, based on -mvsx being used or not.
10040 (rs6000_secondary_reload_class): Add VSX support.
10041 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10042 (get_vsel_insn): Ditto.
10043 (rs6000_emit_vector_compare): Rewrite vector conditional support
10044 so that where we can, we use RTL operators, instead of blindly use
10046 (rs6000_emit_vector_select): Ditto.
10047 (rs6000_emit_vector_cond_expr): Ditto.
10048 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10049 (create_TOC_reference): Add -mdebug=addr support.
10050 (emit_frame_save): VSX loads/stores need register indexed addressing.
10052 * config/rs6000/rs6000.md: Include vector.md.
10054 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10056 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10057 support for V2DI, V2DF in logical, permute, select operations.
10059 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10060 switch for vsx/power7.
10061 (-mvsx-scalar-memory): Ditto.
10062 (-mvsx-align-128): Ditto.
10063 (-mallow-movmisalign): Ditto.
10064 (-mallow-df-permute): Ditto.
10065 (-msched-groups): Ditto.
10066 (-malways-hint): Ditto.
10067 (-malign-branch-targets): Ditto.
10069 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10071 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10072 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10073 (rs6000_vector_reg_class): Delete.
10074 (rs6000_vsx_reg_class): Ditto.
10075 (enum rs6000_reg_class_enum): New enum for the constraints that
10076 vary based on target switches.
10077 (rs6000_constraints): New array to hold the register class for all
10078 of the register constraints that vary based on the switches used.
10079 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10080 (enum rs6000_builtins): Add unsigned varients for the builtin
10081 declarations returned by target hooks for expanding multiplies,
10082 select, and permute operations. Add VSX builtins.
10083 (enum rs6000_builtin_type_index): Add entries for VSX.
10084 (V2DI_type_node): Ditto.
10085 (V2DF_type_node): Ditto.
10086 (unsigned_V2DI_type_node): Ditto.
10087 (bool_long_type_node): Ditto.
10088 (intDI_type_internal_node): Ditto.
10089 (uintDI_type_internal_node): Ditto.
10090 (double_type_internal_node): Ditto.
10092 * config/rs6000/altivec.md (whole file): Move all expanders to
10093 vector.md from altivec.md. Rename insn matching functions to be
10095 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10096 (altivec_vcmp*): Ditto.
10097 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10098 (VM): New iterator for moves that includes the VSX types.
10099 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10100 (altivec_vperm_<mode>_uns): New, for unsigned types.
10101 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10102 (altivec_eq<mode>): Ditto.
10103 (altivec_gt<mode>): Ditto.
10104 (altivec_gtu<mode>): Ditto.
10105 (altivec_eqv4sf): Ditto.
10106 (altivec_gev4sf): Ditto.
10107 (altivec_gtv4sf): Ditto.
10108 (altivec_vcmpbfp_p): Ditto.
10110 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10112 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10115 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10118 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10119 ASM_SHORT instead of .word.
10120 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10121 instead of .word in asm template.
10123 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10126 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10127 (process_bb_node_lives): Use it.
10129 * ira.c (setup_cover_and_important_classes): Don't setup
10130 ira_important_class_nums. Add cover classes to the end of
10132 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10134 (find_reg_class_closure): Use reorder_important_classes.
10136 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10138 * config/i386/i386.c (i386_ira_cover_classes): New function.
10139 (TARGET_IRA_COVER_CLASSES): Redefine.
10141 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10142 importance of order of cover classes in the array.
10144 2009-07-22 Diego Novillo <dnovillo@google.com>
10146 * tree-pass.h (TDF_EH): Define.
10147 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10148 contains TDF_EH, print the EH region number holding GS.
10149 * tree-dump.c (dump_options): Add "eh".
10150 * doc/invoke.texi: Document it.
10152 2009-07-22 Doug Kwan <dougkwan@google.com>
10154 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10156 2009-07-22 Michael Matz <matz@suse.de>
10158 PR tree-optimization/35229
10159 PR tree-optimization/39300
10161 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10162 (inhibit_phi_insertion): New function.
10163 (insert_into_preds_of_block): Call it for REFERENCEs.
10164 (init_pre): Initialize and finalize scalar evolutions.
10165 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10167 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10169 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10170 Use CONST_VECTOR_NUNITS to determine number of elements.
10172 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10174 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10175 (U, W): Constraints are now deprecated and will be removed if we
10176 run out of letters.
10177 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10179 ("prefetch"): Add the stcmh instruction for prefetching.
10180 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10182 (s390_short_displacement): Return always true if compiling for
10183 machines not providing the long displacement facility.
10184 (s390_mem_constraint): Support the new constraint letter Z.
10185 (s390_check_qrst_address): New function.
10187 2009-07-21 DJ Delorie <dj@redhat.com>
10189 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10192 2009-07-21 Jason Merrill <jason@redhat.com>
10194 * c-common.c (max_tinst_depth): Increase default to 1024.
10196 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10198 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10199 (vec_unpacku_float_lo_v4si): Ditto.
10201 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10204 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10205 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10206 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10207 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10209 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10211 PR tree-optimization/40813
10212 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10215 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10217 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10218 with a NOP_EXPR if needed.
10220 2009-07-21 Paul Brook <paul@codesourcery.com>
10222 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10223 Terminate debug dump with newline.
10225 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10227 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10228 Cast "1" to unsigned HOST_WIDE_INT.
10229 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10230 deposit length to the maximum length - lsb. Extend length if
10231 HOST_BITS_PER_WIDE_INT is 32.
10233 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10235 * cgraph.h (constant_pool_htab): New function.
10236 (constant_descriptor_tree): Move from varasm.c.
10237 * varasm.c (constant_pool_htab): New function.
10238 (constant_descriptor_tree): Move to cgraph.h.
10240 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10242 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10244 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10246 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10249 2009-07-20 Xinliang David Li <davidxl@google.com>
10251 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10253 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10255 * config/mips/mips.md (move_type): Add arith.
10256 (type): Handle arith.
10257 (zero_extendsidi2): Rename this into ...
10258 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10259 (zero_extendsidi2): New expander.
10260 (*zero_extendsidi2_dext): New pattern.
10262 2009-07-20 Nick Clifton <nickc@redhat.com>
10264 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10265 to set MIPS_ABI_DEFAULT.
10266 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10268 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10270 * tree-object-size.c (addr_object_size): Handle unions with
10271 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10273 PR tree-optimization/40792
10274 * tree.c (build_function_type_skip_args): Remove bogus assert.
10276 2009-07-20 Jan Hubicka <jh@suse.cz>
10277 Martin Jambor <mjambor@suse.cz>
10279 * cgraph.h (combined_args_to_skip): New field.
10280 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10281 combined_args_to_skip and args_to_skip.
10282 * tree-inline.c (update_clone_info): New function.
10283 (tree_function_versioning): Call update_clone_info.
10284 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10286 (cgraph_materialize_all_clones): More extensive dumping, working
10287 with combined_args_to_skip rather than args_to_skip.
10289 2009-07-20 Ira Rosen <irar@il.ibm.com>
10291 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10292 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10293 (get_initial_def_for_reduction): Likewise.
10294 (vectorizable_reduction): Skip the check of first operand in case
10295 of COND_EXPR. Add check that it is outer loop vectorization if
10296 nested cycle was detected. Call vectorizable_condition() for
10297 COND_EXPR. If reduction epilogue cannot be created do not fail for
10298 nested cycles (if it is not double reduction). Assert that there
10299 is only one type in the loop in case of COND_EXPR. Call
10300 vectorizable_condition() to vectorize COND_EXPR.
10301 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10302 Add parameters. Allow nested cycles if called from
10303 vectorizable_reduction(). Use reduction vector variable if provided.
10304 (vect_analyze_stmt): Call vectorizable_reduction() before
10305 vectorizable_condition().
10306 (vect_transform_stmt): Update call to vectorizable_condition().
10308 2009-07-20 Christian Bruel <christian.bruel@st.com>
10310 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10311 * doc/invoke.texi (-mfmovd): Likewise.
10312 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10314 2009-07-20 Jan Hubicka <jh@suse.cz>
10316 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10317 when handling SSA name.
10319 2009-07-19 Jan Hubicka <jh@suse.cz>
10321 PR tree-optimization/40676
10322 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10323 virtual PHIs in empty BBs.
10325 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10327 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10328 re-expanded the compound use gen_lowpart instead to convert to the
10331 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10333 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10334 OUTER_CONST arguments.
10335 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10336 the new wider mode will be masked off.
10337 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10339 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10341 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10342 high-order bits are zero.
10344 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10346 * combine.c (simplify_shift_const_1): Split code to determine
10347 shift_mode into ...
10348 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10349 new bits shifted in are identical to the old sign bit.
10351 2009-07-18 Richard Guenther <rguenther@suse.de>
10354 * gimplify.c (gimplify_call_expr): Reject code using results from
10355 functions returning void.
10357 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10359 * doc/md.texi: Document the new PowerPC "es" constraint.
10360 Document that "m" can include automodified addresses on this target,
10361 and explain how %U must be used. Extend the "Q" and "Z" documentation
10362 to suggest "es" as well as "m".
10363 * config/rs6000/constraints.md (es): New memory constraint.
10364 (Q, Z): Update strings to match new documentation.
10366 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10368 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10369 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10370 * config/rs6000/predicates.md (volatile_mem_operand): Use
10371 offsettable_nonstrict_memref_p.
10372 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10373 (*floatunssidf2_internal): Likewise.
10374 (*fix_truncdfsi2_internal): Likewise.
10375 (*fix_trunctfsi2_internal): Likewise.
10377 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10379 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10380 atmega32u2 devices.
10381 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10383 2009-07-17 Richard Guenther <rguenther@suse.de>
10386 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10387 (pass_warn_unused_result): Likewise.
10388 (TODO_set_props): Remove.
10389 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10391 (pass_diagnose_omp_blocks): Define.
10392 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10393 (c_gimple_diagnostics_recursively): Remove.
10394 (finish_function): Do not call it.
10395 (c_write_global_declarations): Continue after errors.
10396 Finalize the CU here.
10397 * c-gimplify.c (c_genericize): Do not gimplify here.
10398 * c-common.c (c_warn_unused_result): Move ...
10399 * tree-cfg.c (do_warn_unused_result): ... here.
10400 (run_warn_unused_result): New function.
10401 (gate_warn_unused_result): New function.
10402 (pass_warn_unused_result): New pass.
10403 * c-common.h (c_warn_unused_result): Remove.
10404 * flags.h (flag_warn_unused_result): Declare.
10405 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10406 * opts.c (flag_warn_unused_result): Initialize to false.
10407 * toplev.c (compile_file): Add comment.
10408 * omp-low.c (create_omp_child_function): Do not register
10409 the function with the frontend.
10410 (diagnose_omp_structured_block_errors): Prepare to be
10411 called as optimization pass.
10412 (gate_diagnose_omp_blocks): New function.
10413 (pass_diagnose_omp_blocks): New pass.
10414 * cgraph.h (cgraph_optimize): Remove.
10415 (cgraph_analyze_function): Likewise.
10416 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10417 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10418 before their parents here.
10419 (cgraph_finalize_function): Not here.
10420 (cgraph_analyze_function): Gimplify functions here.
10421 (cgraph_finalize_compilation_unit): Continue after errors.
10422 Optimize the callgraph from here.
10423 (cgraph_optimize): Make static.
10424 * langhooks.c (write_global_declarations): Finalize the CU.
10425 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10426 (gimplify_function_tree): Assert we gimplify only once.
10427 Set PROP_gimple_any property.
10428 * tree-nested.c (gimplify_all_functions): New function.
10429 (lower_nested_functions): Gimplify all nested functions.
10430 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10431 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10432 and pass_diagnose_omp_blocks after gimplification. Do not
10433 set TODO_set_props on all_lowering_passes.
10434 (execute_one_pass): Do not handle TODO_set_props.
10435 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10436 (gimplify.o): Add tree-pass.h dependency.
10437 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10438 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10439 (unsave_r): Likewise.
10440 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10441 temporary variable.
10443 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10445 * doc/service.texi (Service): Restore previously removed link,
10446 which isn't broken after all.
10448 2009-07-17 Richard Guenther <rguenther@suse.de>
10450 PR tree-optimization/40321
10451 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10452 PHI nodes to the maximal set.
10453 (make_values_for_phi): Add PHI arguments to the maximal set.
10454 (execute_pre): Dump PHI_GEN and the maximal set.
10456 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10459 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10462 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10464 * doc/extend.texi (Nested Functions): Replace broken link with
10466 * doc/service.texi (Service): Remove broken link.
10468 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10471 * builtins.c (expand_builtin_memcmp): Use loc instead of
10472 EXPR_LOCATION (exp).
10473 (expand_builtin_strncmp): Likewise.
10475 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10476 Manuel López-Ibáñez <manu@gcc.gnu.org>
10479 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10480 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10481 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10482 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10483 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10484 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10485 tree-inline.c, c-common.c, c-common.h, gimple.c,
10486 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10487 convert.c: Add location argument to fold_{unary,binary,ternary},
10488 fold_build[123], build_call_expr, build_size_arg,
10489 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10490 fold_build1_initializer, fold_build2_initializer,
10491 fold_build3_initializer, fold_build_call_array,
10492 fold_build_call_array_initializer, fold_single_bit_test,
10493 omit_one_operand, omit_two_operands, invert_truthvalue,
10494 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10495 combine_comparisons, fold_builtin_*, fold_call_expr,
10496 build_range_check, maybe_fold_offset_to_address, round_up,
10499 2009-07-16 Jason Merrill <jason@redhat.com>
10502 * c-common.c (c_common_reswords): Add __is_standard_layout
10504 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10505 * doc/implement-cxx.texi: New.
10506 * doc/gcc.texi: Include it.
10508 2009-07-16 DJ Delorie <dj@redhat.com>
10510 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10511 compares that may be indirectly affected by previous instructions.
10513 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10515 * builtins.c (do_mpc_arg2): New.
10516 (fold_builtin_2): Fold builtin cpow.
10517 * real.h (HAVE_mpc_pow): New.
10519 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10521 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10522 comparison to skip unprofitable schedule
10524 2009-07-16 Simon Baldwin <simonb@google.com>
10526 * gcc.c (option_map): New flag -no-canonical-prefixes.
10527 * (display_help): Print help text for new flag.
10528 * (process_command): Move options translation and language specifics
10529 and handle new flag early. Use it to set a function pointer to a
10530 prefix builder. Replace make_relative_prefix calls with calls to
10531 the function pointed to. Ignore new flag in regular options handling.
10532 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10534 2009-07-15 DJ Delorie <dj@redhat.com>
10536 * config/mep/mep.md (sibcall_internal): Change register to avoid
10537 argument registers.
10538 (sibcall_value_internal): Likewise.
10540 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10542 PR rtl-optimization/40710
10543 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10545 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10547 * config/mips/mips.md (*extenddi_truncate<mode>,
10548 *extendsi_truncate<mode>): Change type attribute to move_type
10549 with shift_shift. Split out code handling exts from here ...
10550 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10552 (*extendhi_truncateqi): Change type attribute to move_type with
10553 shift_shift. Split out code handling exts from here ...
10554 (*extendhi_truncateqi_exts): ... to this new pattern.
10556 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10558 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10559 instead of "and" with inverted sign bit mask value. Use
10560 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10561 Allocate registers only for operand 4 and operand 5.
10563 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10565 PR middle-end/40747
10566 * fold-const.c (fold_cond_expr_with_comparison): When folding
10567 < and <= to MIN, make sure the MIN uses the same type as the
10568 comparison's operands.
10570 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10572 * arm.md (ior_xor): New code iterator.
10573 (split for ior/xor with shift and zero-extend): New split pattern.
10574 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10576 2009-07-15 Richard Guenther <rguenther@suse.de>
10578 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10581 2009-07-15 Richard Guenther <rguenther@suse.de>
10583 PR middle-end/40753
10584 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10586 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10588 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10589 handle 2.6.30 kernel.
10591 2009-07-15 DJ Delorie <dj@redhat.com>
10593 * config/mep/mep.md (sibcall_internal): Change register to allow
10594 for 24-bit addresses.
10595 (sibcall_value_internal): Likewise.
10597 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10599 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10600 that are enabled/disabled by the flags introduced by a previous patch.
10602 2009-07-14 DJ Delorie <dj@redhat.com>
10604 * config/mep/mep.md (sibcall_internal): Include non-toggling
10606 (sibcall_value_internal): Likewise.
10608 2009-07-14 Taras Glek <tglek@mozilla.com>
10609 Rafael Espindola <espindola@google.com>
10611 * doc/sourcebuild.texi: Document install-plugin target.
10612 * configure.ac: Added install-plugin target to language makefiles.
10613 * configure: Regenerate.
10614 * Makefile.in: (install-plugin): Install more headers,
10615 depend on lang.install-plugin.
10617 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10619 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10622 2009-07-14 DJ Delorie <dj@redhat.com>
10624 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10625 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10626 * config/mep/mep.md (sibcall_internal): Change test from
10627 mep_vliw_mode_match to mep_vliw_jmp_match.
10628 (sibcall_value_internal): Likewise.
10630 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10632 * config/i386/sse.md (copysign<mode>3): New expander.
10633 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10634 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10635 Use ix86_build_const_vector.
10636 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10637 IX86_BUILTIN_CPYSGNPD.
10638 (builtin_description): Add __builtin_ia32_copysignps and
10639 __builtin_ia32_copysignpd.
10640 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10641 and BUILT_IN_COPYSIGNF.
10643 2009-07-13 Jason Merrill <jason@redhat.com>
10645 * builtins.c (can_trust_pointer_alignment): New fn.
10646 (get_pointer_alignment): Factor it out from here.
10647 * tree.h: Declare it.
10649 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10651 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10654 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10658 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10660 2009-07-14 Richard Guenther <rguenther@suse.de>
10661 Andrey Belevantsev <abel@ispras.ru>
10663 PR middle-end/40745
10664 * cfgexpand.c (partition_stack_vars): Do not bother to update
10665 alias information when not optimizing.
10667 2009-07-14 Richard Guenther <rguenther@suse.de>
10668 Andrey Belevantsev <abel@ispras.ru>
10670 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10671 (pt_solution_set): Likewise.
10672 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10673 * tree-ssa-structalias.c (pt_solution_set): New function.
10674 * final.c (rest_of_clean_state): Free SSA data structures.
10675 * print-rtl.c (print_decl_name): Remove.
10676 (print_mem_expr): Implement in terms of print_generic_expr.
10677 * alias.c (ao_ref_from_mem): New function.
10678 (rtx_refs_may_alias_p): Likewise.
10679 (true_dependence): Query alias-export info.
10680 (canon_true_dependence): Likewise.
10681 (write_dependence_p): Likewise.
10682 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10684 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10685 (mem_expr_equal_p): Use operand_equal_p.
10686 (set_mem_attributes_minus_bitpos): Do not use
10687 component_ref_for_mem_expr.
10688 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10689 (update_alias_info_with_stack_vars): Likewise.
10690 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10691 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10692 explicitly nor clear stmt operands.
10693 Free the decl-to-pointer map.
10694 * tree-optimize.c (execute_free_datastructures): Do not free
10695 SSA data structures here.
10696 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10697 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10698 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10700 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10702 2009-07-13 DJ Delorie <dj@redhat.com>
10704 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10705 unrolling at the right iteration count.
10707 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10710 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10712 * haifa-sched.c (rank_for_schedule): Introduced flags to
10713 enable/disable individual scheduling heuristics.
10714 * common.opt: Introduced flags to enable/disable individual
10715 heuristics in the scheduler.
10716 * doc/invoke.texi: Introduced flags to enable/disable individual
10717 heuristics in the scheduler.
10719 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10721 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10722 config/i386/mingw-tls.c.
10723 * config/i386/mingw-tls.c: Removed.
10725 2009-07-13 Ira Rosen <irar@il.ibm.com>
10727 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10728 checks access only relevant statements.
10729 (vectorizable_reduction): Likewise.
10731 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10733 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10734 just for 32-bit case.
10736 2009-07-12 Jan Hubicka <jh@suse.cz>
10738 PR tree-optimization/40585
10739 * except.c (expand_resx_expr): When there already is resume
10740 instruction, produce linked list.
10741 (build_post_landing_pads): Assert that resume is empty.
10742 (connect_post_landing_pads): Handle resume lists.
10743 (dump_eh_tree): Dump resume list.
10745 2009-07-12 Ira Rosen <irar@il.ibm.com>
10747 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10748 with additional argument.
10749 * tree-vectorizer.h (enum vect_def_type): Add
10750 vect_double_reduction_def.
10751 (vect_is_simple_reduction): Add argument.
10752 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10754 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10755 vect_is_simple_reduction with additional argument.
10756 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10758 (reduction_code_for_scalar_code): Handle additional codes by
10759 returning ERROR_MARK for them. Fix comment and indentation.
10760 (vect_is_simple_reduction): Fix comment, add argument to specify
10761 double reduction. Detect double reduction.
10762 (get_initial_def_for_induction): Fix indentation.
10763 (get_initial_def_for_reduction): Fix comment and indentation.
10764 Handle double reduction. Create initial definitions that do not
10765 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10766 (vect_create_epilog_for_reduction): Fix comment, add argument to
10767 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10768 epilogue result extraction. Create double reduction phi node and
10769 replace relevant uses.
10770 (vectorizable_reduction): Call vect_is_simple_reduction with
10771 additional argument. Fix indentation. Update epilogue code treatment
10772 according to the changes in reduction_code_for_scalar_code. Check
10773 for double reduction. Call vect_create_epilog_for_reduction with
10774 additional argument.
10775 * tree-vect-stmts.c (process_use): Handle double reduction, update
10777 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10778 (vect_get_vec_def_for_operand): Likewise.
10780 2009-07-12 Danny Smith <dansmister@gmail.com>
10782 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10783 dllexport if !TREE_PUBLIC.
10784 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10786 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10788 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10789 (avr_extra_arch_macro) Remove declatation.
10790 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10791 (avr_extra_arch_macro) Declare as static.
10792 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10794 2009-07-11 Jan Hubicka <jh@suse.cz>
10796 PR middle-end/48388
10797 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10799 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10802 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10803 cold_in_std_section bits.
10804 (dwarf2out_begin_prologue): Initialize them.
10805 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10806 if already covered by text_section or cold_text_section range.
10808 PR rtl-optimization/40667
10809 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10810 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10811 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10812 * config/i386/i386.c (ix86_minimum_alignment): New function.
10813 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10814 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10815 * emit-rtl.c (gen_reg_rtx): Likewise.
10816 * function.c (assign_parms): Likewise. If nominal_type needs
10817 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10818 rather than passed_type's alignment.
10821 * function.c (assign_parm_setup_stack): Adjust
10822 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10823 from nominal_mode on big endian.
10825 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10827 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10829 2009-07-10 DJ Delorie <dj@redhat.com>
10831 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10833 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10835 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10837 (thumb2_cbnz): Likewise.
10839 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10842 * config.gcc (supported_defaults): Add synci.
10843 (with_synci): Add validation.
10844 (all_defaults): Add synci.
10845 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10848 * config/mips/mips.opt (msynci): New option.
10849 * config/mips/mips.c (mips_override_options): Warn on use of
10850 -msynci for targets that do now support it.
10851 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10853 * gcc/doc/invoke.texi (-msynci): Document the new option.
10854 * doc/install.texi (--with-synci): Document the new option.
10856 2009-07-10 Richard Guenther <rguenther@suse.de>
10858 PR tree-optimization/40496
10859 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10860 the PHI result with a compatible type.
10862 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10866 * c.opt (Wunused-result): New.
10867 * doc/invoke.texi: Document it.
10868 * c-common.c (c_warn_unused_result): Use it.
10870 2009-07-09 DJ Delorie <dj@redhat.com>
10872 * targhooks.c (default_target_can_inline_p): Rename from
10873 default_target_option_can_inline_p.
10874 * targhooks.h (default_target_can_inline_p): Likewise.
10875 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10876 TARGET_OPTION_CAN_INLINE_P.
10877 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10878 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10879 (mep_target_can_inline_p): Rename from
10880 mep_target_option_can_inline_p.
10883 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10884 registers used to pass vectors.
10886 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10888 2009-07-09 Tom Tromey <tromey@redhat.com>
10890 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10891 * config/mmix/mmix.c: Include dwarf2.h.
10892 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10893 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10894 * config/sh/sh.c: Include dwarf2.h.
10895 * config/i386/i386.c: Include dwarf2.h.
10896 * Makefile.in (DWARF2_H): Remove 'elf'.
10897 * except.c: Include dwarf2.h.
10898 * unwind-dw2.c: Include dwarf2.h.
10899 * dwarf2out.c: Include dwarf2.h.
10900 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10901 * unwind-dw2-fde.c: Include dwarf2.h.
10902 * dwarf2asm.c: Include dwarf2.h.
10904 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10906 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10907 (max_issue): Use it.
10908 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10910 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10911 (region_sched_info): Update.
10912 * sched-ebb.c (ebb_sched_info): Update.
10913 * modulo-sched.c (sms_sched_info): Update.
10914 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10916 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10918 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10920 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10922 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10924 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10926 PR middle-end/40692
10927 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10928 arg1 with arg01 if arg1 is already INTEGER_CST.
10930 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10932 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10933 Transform (and (truncate)) into (truncate (and)).
10935 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10937 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10938 creating LHS paradoxical subregs. Fix surrounding returns to
10939 use NULL_RTX rather than 0.
10941 2009-07-08 DJ Delorie <dj@redhat.com>
10943 * config/mep/mep.c: (mep_option_can_inline_p): New.
10944 (TARGET_OPTION_CAN_INLINE_P): Define.
10946 2009-07-08 Mark Wielaard <mjw@redhat.com>
10949 * dwarf2out.c (add_data_member_location_attribute): When we have
10950 only a constant offset don't emit a new location description using
10951 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10954 2009-07-08 Richard Henderson <rth@redhat.com>
10957 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10958 (enum reg_class): Add CLOBBERED_REGS.
10959 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10960 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10961 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10962 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10963 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10964 force 64-bit sibcalls into R11.
10965 * config/i386/constraints.md (U): New constraint.
10966 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10967 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10968 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10970 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10972 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10974 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10975 * ebitmap.h (dump_ebitmap): Ditto.
10976 * optabs.h (optab_libfunc): Ditto.
10977 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10978 * tree-flow.h (vect_can_force_dr_alignment_p,
10979 get_vectype_for_scalar_type): Ditto.
10980 (vectorize_loops): Move prototype to ...
10981 * tree-vectorizer.h: ... here. Also, adjust comment.
10982 (vect_set_verbosity_level): Remove duplicate prototype.
10983 * tree-ssa-loop.c: Include tree-vectorizer.h.
10984 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10986 2009-07-08 Nick Clifton <nickc@redhat.com>
10988 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10991 2009-07-08 DJ Delorie <dj@redhat.com>
10993 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10994 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10995 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10997 * config/mep/intrinsics.md: Regenerated.
10998 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10999 registers when asm() or calls are detected.
11001 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11004 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11006 * gimple (gimple_build_call_from_tree): Likewise.
11007 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11008 no_warning flag before warning.
11010 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11012 * tree.c (set_expr_locus): Remove.
11013 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11014 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11016 * gimplify.c (internal_get_tmp_var): Likewise.
11017 (gimplify_call_expr): Likewise.
11018 (gimplify_one_sizepos): Likewise.
11020 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11023 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11024 to variables for debugging purposes.
11026 2009-06-23 Mark Loeser <mark@halcy0n.com>
11029 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11031 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11033 * pretty-print.c (pp_base_format): Remove %J.
11034 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11035 gcc_cxxdiag_char_table): Likewise.
11036 (init_dynamic_diag_info): Likewise.
11038 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11040 * pretty-print.c (pp_base_format): Remove %H.
11041 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11042 gcc_cxxdiag_char_table): Likewise.
11043 (init_dynamic_diag_info): Likewise.
11044 * config/mep/mep.c (mep_select_section): Likewise.
11046 2009-07-07 Duncan Sands <baldrick@free.fr>
11048 * final.c (pass_clean_state): Give the pass a name.
11049 * passes.c (pass_rest_of_compilation): Likewise.
11050 * tree-optimize.c (pass_all_optimizations): Likewise.
11052 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11054 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11055 an extra 'decl' for error_at.
11057 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11059 PR middle-end/40669
11060 * tree-tailcall.c (adjust_return_value_with_ops,
11061 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11062 if it has complex or vector type.
11064 2009-07-07 Olivier Hainque <hainque@adacore.com>
11066 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11069 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11071 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11073 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11075 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11076 * c-decl.c: Likewise.
11077 * function.c: Likewise.
11078 * varasm.c: Likewise.
11079 * tree-ssa.c: Likewise.
11080 * c-common.c: Likewise.
11081 * tree-cfg.c: Likewise.
11082 * config/spu/spu.c: Likewise.
11083 * config/ia64/ia64.c: Likewise.
11084 * config/v850/v850.c: Likewise.
11086 2009-07-06 DJ Delorie <dj@redhat.com>
11088 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11089 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11090 unspecified accesses to control registers.
11091 * config/mep/intrinsics.md: Regenerate.
11092 * config/mep/intrinsics.h: Regenerate.
11093 * config/mep/mep-intrin.h: Regenerate.
11095 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11097 * c-lex.c: Replace %H by an explicit location. Update all calls.
11098 * c-common.c: Likewise.
11099 * c-decl.c: Likewise.
11100 * c-typeck.c: Likewise.
11101 * fold-const.c: Likewise.
11102 * gimplify.c: Likewise.
11103 * stmt.c: Likewise.
11104 * tree-cfg.c: Likewise.
11105 * tree-ssa-loop-niter.c: Likewise.
11106 * tree-vrp.c: Likewise.
11107 * value-prof.c: Likewise.
11109 2009-07-06 Diego Novillo <dnovillo@google.com>
11111 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11112 if it has one. Handle cases where VAR does not have an
11113 annotation or cfun is NULL.
11115 2009-07-06 Diego Novillo <dnovillo@google.com>
11117 * tree.c: Include debug.h.
11118 (initialize_tree_contains_struct): New.
11119 (init_ttree): Call it.
11120 (tree_node_structure_for_code): Factor out of ...
11121 (tree_node_structure): ... here.
11122 * treestruct.def (TS_PHI_NODE): Remove.
11123 (TS_GIMPLE_STATEMENT): Remove.
11125 2009-07-06 Diego Novillo <dnovillo@google.com>
11127 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11128 (debug_tree_chain): Handle cycles.
11130 2009-07-06 Nick Clifton <nickc@redhat.com>
11131 DJ Delorie <dj@redhat.com>
11133 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11134 __FMOVD_ENABLED__ is defined.
11136 (TARGET_FMOVD): Provide a default definition.
11137 (MASK_FMOVD): Likewise.
11138 (TARGET_CPU_CPP_BUILTINS): Define
11139 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11140 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11141 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11142 (split for DF load from memory into register): Also handle
11143 MEMs which consist of REG+DISP addressing.
11144 (split for DF store from register to memory): Likewise.
11145 (movsf_ie): Always use single fp_mode.
11146 * config/sh/sh.c (sh_override_options): Do not automatically
11147 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11148 that to the -mfmovd command line switch.
11149 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11150 (fldi_ok): Always allow.
11151 * config/sh/sh.opt (mfmovd): Remove this switch.
11152 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11154 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11155 Kaz Kojima <kkojima@gcc.gnu.org>
11157 PR rtl-optimization/30807
11158 * postreload.c (reload_combine): For every new use of REG_SUM,
11159 record the use of BASE.
11161 2009-07-06 Jan Hubicka <jh@suse.cz>
11163 * params.def: Revert my accidental commit at 2009-06-30.
11165 2009-07-04 Ian Lance Taylor <iant@google.com>
11168 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11170 (mingw_format_attribute_overrides): Likewise.
11172 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11175 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11176 don't check cfa.reg. Instead of cfa.indirect use
11177 fde && fde->drap_reg != INVALID_REGNUM test.
11179 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11181 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11183 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11186 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11188 2009-07-03 Richard Guenther <rguenther@suse.de>
11190 PR tree-optimization/40640
11191 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11194 2009-07-03 Jan Hubicka <jh@suse.cz>
11196 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11197 for size, reduce amount of inlining.
11199 2009-07-03 Richard Guenther <rguenther@suse.de>
11201 PR middle-end/34163
11202 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11203 if t +- x is known to not overflow and the conversion widens the
11205 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11207 2009-07-03 Jan Hubicka <jh@suse.cz>
11209 * ipa-pure-const.c (analyze): Update loop optimizer init.
11210 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11211 try_remove_empty_loop, remove_empty_loops): Remove.
11212 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11213 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11214 to mark regular loops as neccesary.
11215 (degenerate_phi_p): New function.
11216 (propagate_necessity, remove_dead_phis): Use it.
11217 (forward_edge_to_pdom): Likewise.
11218 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11219 virtual PHI nodes that became unreachable.
11220 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11221 * tree-flow.h (remove_empty_loops): Remove.
11222 * passes.c (init_optimization_passes): Remove.
11224 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11226 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11227 can_create_pseudo_p.
11228 (*fix_trunc<mode>_i387_1): Ditto.
11229 (*floathi<mode>2_1): Ditto.
11230 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11231 (*fistdi2_1): Ditto.
11232 (*fist<mode>2_1): Ditto.
11233 (frndintxf2_floor): Ditto.
11234 (*fist<mode>2_floor_1): Ditto.
11235 (frndintxf2_ceil): Ditto.
11236 (*fist<mode>2_ceil_1): Ditto.
11237 (frndintxf2_trunc): Ditto.
11238 (frndintxf2_mask_pm): Ditto.
11239 (fxam<mode>2_i387_with_temp): Ditto.
11240 * config/i386/sse.md (mulv16qi3): Ditto.
11241 (*sse2_mulv4si3): Ditto.
11243 (sse4_2_pcmpestr): Ditto.
11244 (sse4_2_pcmpistr): Ditto.
11246 2009-07-03 Jan Hubicka <jh@suse.cz>
11248 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11249 (mark_stmt_necessary): Set it.
11250 (mark_operand_necessary): Set it.
11251 (mark_control_dependent_edges_necessary): Set it.
11252 (mark_virtual_phi_result_for_renaming): New function.
11253 (get_live_post_dom): New function.
11254 (forward_edge_to_pdom): New function.
11255 (remove_dead_stmt): Fix handling of control dependences.
11256 (tree_dce_init): Init new bitmap.
11257 (tree_dce_done): Free it.
11259 2009-07-02 Richard Guenther <rguenther@suse.de>
11262 * tree-ssa-structalias.c (new_var_info): Initialize
11265 2009-07-02 Jan Hubicka <jh@suse.cz>
11267 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11270 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11272 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11273 instead of recomputing it. Adjust calls.
11274 (emit_store_flag): Adjust recursive calls.
11276 2009-07-02 Richard Guenther <rguenther@suse.de>
11278 * tree-ssa-live.c (remove_unused_locals): Do not remove
11280 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11281 of DECL_EXTERNAL for HEAP variables.
11282 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11283 HEAP variables. Do not adjust RESTRICT vars.
11284 (find_what_var_points_to): Nobody cares if something
11285 points to READONLY.
11287 2009-07-02 Ben Elliston <bje@au.ibm.com>
11289 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11290 pc_low and pc_high declarations to the top of the function.
11292 2009-07-01 DJ Delorie <dj@redhat.com>
11294 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11295 registers as fixed.
11296 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11297 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11298 unspecified accesses to control registers.
11299 * config/mep/intrinsics.md: Regenerate.
11300 * config/mep/intrinsics.h: Regenerate.
11301 * config/mep/mep-intrin.h: Regenerate.
11303 2009-07-01 Anthony Green <green@moxielogic.com>
11305 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11306 instruction when possible.
11307 (moxie_expand_prologue): Ditto. Also, save an instruction and
11308 some complexity by popping off of $r12 instead of $sp.
11309 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11312 2009-07-01 Richard Henderson <rth@redhat.com>
11315 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11316 contained no insns, reposition note before last insn.
11318 2009-07-01 Richard Henderson <rth@redhat.com>
11321 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11322 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11324 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11327 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11328 darwin9 for printing reg addresses with %y.
11330 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11332 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11333 truncation from operands in binary operations.
11335 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11338 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11339 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11340 subreg of op0 to the original op0.
11342 * expmed.c (store_bit_field_1): Use a temporary as the destination
11343 instead of a paradoxical subreg when we need to truncate the result.
11345 2009-07-01 DJ Delorie <dj@redhat.com>
11347 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11348 names to VLIW variants.
11349 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11350 * config/mep/intrinsics.md: Regenerate.
11351 * config/mep/intrinsics.h: Regenerate.
11352 * config/mep/mep-intrin.h: Regenerate.
11354 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11357 * jump.c (returnjump_p): Revert last patch.
11358 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11360 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11363 * pa.md (casesi32p): Use jump table label to determine the offset
11365 (casesi64p): Likewise.
11367 * pa.c (forward_branch_p): Return bool type. Use instruction
11368 addresses when available. Assert that INSN has a jump label.
11369 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11372 2009-07-01 Richard Guenther <rguenther@suse.de>
11374 PR tree-optimization/19831
11375 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11376 that only act as barriers do not make any previous stores necessary.
11377 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11378 HEAP variables global, do not add a constraint from nonlocal.
11379 (find_func_aliases): Handle escapes through return statements.
11380 (compute_points_to_sets): Make escaped HEAP variables global.
11382 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11385 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11386 after reducing a DImode cstore to SImode.
11388 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11390 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11391 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11393 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11395 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11396 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11398 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11399 and umod_optab if TARGET_BSD_DIVMOD.
11400 * config/vax/lib1funcs.asm: New file.
11401 * config/vax/t-linux: New file.
11402 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11404 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11407 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11408 to type arguments that have void type.
11411 * dwarf2out.c (gen_formal_parameter_die): Call
11412 equate_decl_number_to_die if node is different from origin.
11414 2009-06-30 Anthony Green <green@moxielogic.com>
11416 Clean up moxie port for --enable-build-with-cxx.
11417 * config/moxie/moxie.c (moxie_function_value): First two
11418 parameters are const_tree, not tree.
11419 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11420 (REG_CLASS_NAMES): Ditto.
11421 (REGNO_REG_CLASS): Ditto.
11422 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11423 (moxie_function_value): Fix constyness of arguments.
11425 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11427 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11428 finalize_size_functions before further processing.
11429 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11430 (variable_size): Call self_referential_size on size expressions
11431 that contain a PLACEHOLDER_EXPR.
11432 (size_functions): New static variable.
11433 (copy_self_referential_tree_r): New static function.
11434 (self_referential_size): Likewise.
11435 (finalize_size_functions): New global function.
11436 * tree.c: Include tree-inline.h.
11437 (push_without_duplicates): New static function.
11438 (find_placeholder_in_expr): New global function.
11439 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11441 <tcc_expression>: Likewise.
11442 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11443 the call in the expression.
11444 * tree.h (finalize_size_functions): Declare.
11445 (find_placeholder_in_expr): Likewise.
11446 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11447 (substitute_placeholder_in_expr): Update comment.
11448 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11450 (copy_tree_body_r): Likewise.
11451 (copy_tree_body): New static function.
11452 (maybe_inline_call_in_expr): New global function.
11453 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11454 (maybe_inline_call_in_expr): Declare.
11455 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11456 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11459 2009-06-30 Richard Guenther <rguenther@suse.de>
11461 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11463 (propagate_necessity): Do not mark reaching defs of stores
11466 2009-06-30 Jan Hubicka <jh@suse.cz>
11468 * cfgloopanal.c (check_irred): Move into ...
11469 (mark_irreducible_loops): ... here; return true if ireducible
11471 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11472 (analyze_function): Try to prove loop finiteness.
11473 * cfgloop.h (mark_irreducible_loops): Update prototype.
11474 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11476 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11478 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11480 2009-06-30 Ira Rosen <irar@il.ibm.com>
11482 PR tree-optimization/40542
11483 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11486 2009-06-30 Martin Jambor <mjambor@suse.cz>
11488 PR tree-optimization/40582
11489 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11490 than useless_type_conversion_p.
11491 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11494 2009-06-30 Martin Jambor <mjambor@suse.cz>
11496 PR middle-end/40554
11497 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11499 2009-06-30 Richard Guenther <rguenther@suse.de>
11501 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11502 use ao_ref references.
11503 (walk_aliased_vdefs): Likewise.
11504 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11505 * tree-ssa-dce.c (struct ref_data): Remove.
11506 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11507 (mark_aliased_reaching_defs_necessary): Adjust.
11508 (mark_all_reaching_defs_necessary_1): Likewise.
11510 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11513 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11514 (emit_store_flag_1): Extract from emit_store_flag, adjust
11515 calls to (what now is) emit_cstore.
11516 (emit_store_flag): Call emit_store_flag_1 and also use it
11517 for what used to be recursive calls.
11519 2009-06-30 Wei Guozhi <carrot@google.com>
11522 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11523 if the target bb post dominates from bb.
11524 * config/i386/i386.c (memory_address_length): Check existence of base
11525 register before using it.
11527 2009-06-30 Nick Clifton <nickc@redhat.com>
11528 DJ Delorie <dj@redhat.com>
11530 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11531 __FMOVD_ENABLED__ is defined.
11533 (TARGET_FMOVD): Provide a default definition.
11534 (MASK_FMOVD): Likewise.
11535 (TARGET_CPU_CPP_BUILTINS): Define
11536 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11537 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11538 two fmov instructions depending upon whether TARGET_FMOVD is
11540 (split for DF load from memory into register): Also handle
11541 MEMs which consist of REG+DISP addressing.
11542 (split for DF store from register to memory): Likewise.
11543 * config/sh/sh.opt (mfmovd): Remove this switch.
11544 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11545 * config/sh/sh.c (sh_override_options): Do not automatically
11546 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11547 that to the -mfmovd command line switch.
11549 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11551 (fldi_ok): Always allow.
11552 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11554 2009-06-29 DJ Delorie <dj@redhat.com>
11556 * doc/install.texi (mep-x-elf): Correct chip's full name.
11558 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11560 * doc/extend.texi: Fix typo.
11562 2009-06-29 Tom Tromey <tromey@redhat.com>
11564 * dwarf2.h: Remove.
11565 * Makefile.in (DWARF2_H): New variable.
11566 (except.o): Use it.
11567 (dwarf2out.o): Likewise.
11568 (dwarf2asm.o): Likewise.
11569 * config/i386/t-i386: Use DWARF2_H.
11570 * except.c: Include elf/dwarf2.h.
11571 * unwind-dw2.c: Include elf/dwarf2.h.
11572 * dwarf2out.c: Include elf/dwarf2.h.
11573 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11574 <dtprel>: New field.
11575 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11576 (size_of_loc_descr): Likewise.
11577 (output_loc_operands_raw): Likewise.
11578 (output_loc_operands): Handle new dtprel field.
11579 (loc_checksum): Update.
11580 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11581 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11582 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11583 * dwarf2asm.c: Include elf/dwarf2.h.
11584 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11585 * config/mmix/mmix.c: Include elf/dwarf2.h.
11586 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11587 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11588 * config/sh/sh.c: Include elf/dwarf2.h.
11589 * config/i386/i386.c: Include elf/dwarf2.h.
11591 2009-06-29 DJ Delorie <dj@redhat.com>
11593 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11595 * doc/extend.texi: Add MeP attributes and pragmas.
11596 * doc/invoke.text: Add MeP Options.
11597 * doc/contrib.texi: Add MeP contribution.
11598 * doc/md.texi: Add MeP constraints.
11599 * doc/install.texi: Add MeP target.
11601 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11603 * target.h (struct gcc_target): Add frame_pointer_required field.
11604 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11605 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11606 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11608 * reload1.c (update_eliminables): (Ditto.).
11609 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11610 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11611 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11613 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11615 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11616 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11617 (arm_frame_pointer_required): New function.
11619 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11620 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11621 (avr_frame_pointer_required_p): Declare as static.
11622 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11624 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11625 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11626 (bfin_frame_pointer_required): Make as static, change return type
11628 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11630 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11631 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11632 (cris_frame_pointer_required): New function.
11634 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11636 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11637 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11638 (fr30_frame_pointer_required): New function.
11640 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11641 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11642 (frv_frame_pointer_required): Make as static, change return type
11644 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11646 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11647 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11648 (ix86_frame_pointer_required): Make as static, change return type to
11650 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11652 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11653 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11655 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11657 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11659 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11661 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11662 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11663 (mips_frame_pointer_required): Make as static.
11664 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11666 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11667 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11668 (mmix_frame_pointer_required): Mew function.
11670 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11671 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11673 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11675 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11677 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11679 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11680 (CAN_ELIMINATE): Redefine.
11681 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11682 (sparc_frame_pointer_required): New function.
11683 (sparc_can_eliminate): New function.
11684 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11686 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11687 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11689 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11690 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11691 (xtensa_frame_pointer_required): Make as static, change return type
11693 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11696 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11698 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11699 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11700 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11701 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11702 (register_callback): Handle PLUGIN_START_UNIT.
11703 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11705 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11707 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11709 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11710 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11712 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11714 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11717 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11719 * doc/extend.texi (Additional Floating Types): __float128 is also
11720 supported on i386 targets.
11722 2009-06-29 Richard Guenther <rguenther@suse.de>
11724 PR middle-end/14187
11725 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11727 (pt_solutions_same_restrict_base): Declare.
11728 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11730 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11731 (make_constraint_from, make_copy_constraint): Move earlier.
11732 (make_constraint_from_heapvar): New function.
11733 (make_constraint_from_restrict): Likewise.
11734 (handle_lhs_call): Use it.
11735 (find_func_aliases): Use it to track conversions to restrict
11736 qualified pointers.
11737 (struct fieldoff): Add only_restrict_pointers flag.
11738 (push_fields_onto_fieldstack): Initialize it.
11739 (create_variable_info_for): Track global restrict qualified pointers.
11740 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11741 Track restrict qualified pointer arguments.
11742 (set_uids_in_ptset): Use varinfo is_global_var flag.
11743 (find_what_var_points_to): Set the vars_contains_restrict flag.
11744 Always create the points-to solution for sets including restrict tags.
11745 (pt_solutions_same_restrict_base): New function.
11746 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11747 qualified pointers use pt_solutions_same_restrict_base as
11748 additional source for disambiguation.
11750 2009-06-29 Richard Guenther <rguenther@suse.de>
11752 PR middle-end/38212
11753 * alias.c (find_base_decl): Remove.
11754 (get_deref_alias_set_1): Remove restrict handling.
11755 * c-common.c (c_apply_type_quals_to_decl): Do not set
11756 DECL_POINTER_ALIAS_SET.
11757 * gimplify.c (find_single_pointer_decl_1): Remove.
11758 (find_single_pointer_decl): Likewise.
11759 (internal_get_tmp_var): Remove restrict handling.
11760 (gimple_regimplify_operands): Likewise.
11761 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11762 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11763 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11764 * tree.c (restrict_base_for_decl): Remove.
11765 (init_ttree): Do not allocate it.
11766 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11767 LABEL_DECL_UID for label decls.
11768 (copy_node_stat): Do not copy restrict information.
11769 (decl_restrict_base_lookup): Remove.
11770 (decl_restrict_base_insert): Likewise.
11771 (print_restrict_base_statistics): Likewise.
11772 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11773 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11774 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11775 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11776 (LABEL_DECL_UID): Adjust.
11777 (DECL_BASED_ON_RESTRICT_P): Remove.
11778 (DECL_GET_RESTRICT_BASE): Likewise.
11779 (SET_DECL_RESTRICT_BASE): Likewise.
11780 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11782 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11783 instead of DECL_POINTER_ALIAS_SET.
11784 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11785 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11786 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11788 2009-06-29 Richard Guenther <rguenther@suse.de>
11790 PR tree-optimization/40579
11791 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11792 the IL to simplify has constants that overflowed.
11794 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11796 PR tree-optimization/40550
11797 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11798 vector_compute_type only when the size of vector_compute_type is
11799 less than the size of type.
11801 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11803 * fold-const.c (contains_label_1): Fix comments.
11804 (contains_label_p): Do not walk trees multiple time.
11806 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11808 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11809 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11810 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11811 ix86_fp_comparison_operator.
11812 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11813 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11814 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11815 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11816 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11817 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11818 (related splits): Change predicate to ix86_fp_comparison_operator.
11819 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11820 instead of ix86_fp_comparison_codes.
11821 (ix86_trivial_fp_comparison_operator,
11822 ix86_fp_comparison_operator): New.
11823 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11824 (ix86_expand_compare): Eliminate last two parameters.
11825 (ix86_fp_jump_nontrivial_p): Kill.
11826 * config/i386/i386.c (put_condition_code): Eliminate call to
11827 ix86_fp_comparison_codes and subsequent assertion.
11828 (ix86_fp_comparison_codes): Eliminate.
11829 (ix86_fp_swap_condition): New.
11830 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11831 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11832 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11833 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11834 and ix86_fp_swap_condition.
11835 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11836 Use ix86_fp_comparison_strategy.
11837 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11838 (ix86_fp_jump_nontrivial_p): Eliminate.
11839 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11840 call to ix86_expand_compare.
11841 (ix86_split_fp_branch, ix86_expand_setcc,
11842 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11843 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11845 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11847 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11848 related to jump_clobbers.
11849 * config/arm/arm.md (conds): Remove jump_clob case.
11850 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11851 splits): Change comparison_operator to arm_comparison_operator.
11852 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11855 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11857 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11858 condition for floating point modes.
11859 * expmed.c (emit_store_flag_1): Move here a bigger part
11860 of emit_store_flag.
11861 (emit_store_flag): Try swapping the condition for floating point
11863 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11865 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11867 * expr.c (expand_expr_real_1): Just use do_store_flag.
11868 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11869 emit_store_flag_force.
11870 * expmed.c (emit_store_flag_force): Copy here trick
11871 previously in expand_expr_real_1. Try reversing the comparison.
11872 (emit_store_flag_1): Work if target is NULL.
11873 (emit_store_flag): Work if target is NULL, using the result mode
11874 from the comparison. Use split_comparison, restructure final part
11875 to simplify conditionals.
11877 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11879 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11880 * dojump.c (do_jump): Change handling of floating-point
11881 ops to use just do_compare_and_jump.
11882 (split_comparison): New.
11883 (do_compare_rtx_and_jump): Add here logic coming previously
11884 in do_jump, using split_comparison.
11886 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11889 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11891 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11893 * tree-ssa-alias.c: Fix unintentional commit.
11895 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11897 * passes.c (execute_one_pass): Fix unintentional commit.
11899 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11901 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11902 (df_rd_local_compute, df_md_local_compute): Inline them.
11904 (df_md_scratch): New.
11905 (df_md_alloc, df_md_free): Allocate/free it.
11906 (df_md_local_compute): Only include live registers in init.
11907 (df_md_transfer_function): Prune the in-set computed by
11908 the confluence function, and the gen-set too.
11910 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11912 PR rtl-optimization/26854
11913 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11914 * df-problems.c (df_rd_add_problem): Fix comment.
11915 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11916 df_md_simulate_artificial_defs_at_top,
11917 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11918 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11919 df_md_transfer_function, df_md_init, df_md_confluence_0,
11920 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11921 problem_MD, df_md_add_problem): New.
11922 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11923 df_md_get_bb_info): New.
11924 (DF_LAST_PROBLEM_PLUS1): Adjust.
11926 * Makefile.in (fwprop.o): Include domwalk.h.
11927 * fwprop.c: Include domwalk.h.
11928 (reg_defs, reg_defs_stack): New.
11929 (bitmap_only_bit_between): Remove.
11930 (process_defs): New.
11931 (process_uses): Use reg_defs and local_md instead of
11932 bitmap_only_bit_between and local_rd.
11933 (single_def_use_enter_block): New, from build_single_def_use_links.
11934 (single_def_use_leave_block): New.
11935 (build_single_def_use_links): Remove code moved to
11936 single_def_use_enter_block, invoke domwalk.
11937 (use_killed_between): Adjust comment.
11939 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11941 * bitmap.h (bitmap_ior_and_into): New.
11942 * bitmap.c (bitmap_ior_and_into): New.
11944 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11946 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11947 before_dom_children_before_stmts and after_dom_children_after_stmts.
11948 Rename the two remaining callbacks to just before_dom_children and
11949 after_dom_children. Remove other GIMPLE statement walking bits.
11950 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11951 * graphite.c: Do not include domwalk.h.
11952 * tree-into-ssa.c (interesting_blocks): New global.
11953 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11954 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11955 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11956 now that they're not domwalk callbacks.
11957 (rewrite_initialize_block): Rename to...
11958 (rewrite_enter_block): ... this, place after called functions. Test
11959 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11960 (rewrite_finalize_block): Rename to...
11961 (rewrite_leave_block): ... this, place after called functions.
11962 (rewrite_update_init_block): Rename to...
11963 (rewrite_update_enter_block): ... this, place after called functions.
11964 Test interesting_blocks, call rewrite_update_stmt and
11965 rewrite_update_phi_arguments.
11966 (rewrite_update_fini_block): Rename to...
11967 (rewrite_leave_block): ... this, place after called functions.
11968 (rewrite_blocks): Remove last argument, simplify initialization of
11970 (mark_def_sites_initialize_block): Rename to...
11971 (mark_def_sites_block): ... this, call mark_def_sites.
11972 (mark_def_sites_blocks): Remove argument, simplify initialization of
11974 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11975 (update_ssa): Likewise.
11976 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11978 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11979 (dom_opt_initialize_block): Rename to...
11980 (dom_opt_enter_block): ... this, place after called functions. Walk
11981 statements here, inline propagate_to_outgoing_edges.
11982 (dom_opt_finalize_block): Rename to...
11983 (dom_opt_leave_block): ... this, place after called functions.
11984 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11986 (dse_enter_block, dse_record_phi): New.
11987 (dse_record_phis): Delete.
11988 (dse_finalize_block): Rename to...
11989 (dse_leave_block): ... this.
11990 (tree_ssa_dse): Simplify initialization of walk_data.
11991 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11992 Adjust initialization of walk_data.
11993 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11994 * tree-ssa-loop-phiopt.c (get_non_trapping):
11995 Adjust initialization of walk_data.
11996 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11997 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11998 it's not a domwalk callback.
11999 (uncprop_initialize_block): Rename to...
12000 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12001 (dse_finalize_block): Rename to...
12002 (dse_leave_block): ... this.
12003 (tree_ssa_uncprop): Simplify initialization of walk_data.
12004 * Makefile.in: Adjust dependencies.
12006 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12008 * arm.md (casesi): Fix test for Thumb1.
12009 (thumb1_casesi_internal_pic): Likewise.
12010 (thumb1_casesi_dispatch): Likewise.
12012 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12014 * config/arm/arm-cores.def: Added core cortex-m0.
12015 * config/arm/arm-tune.md: Regenerated.
12016 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12018 2009-06-26 DJ Delorie <dj@redhat.com>
12020 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12022 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12023 the scheduler doesn't tag jump insns.
12025 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12027 * c-decl.c (merge_decls): Re-indent.
12029 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12032 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12033 Special-case decimal float constants.
12035 2009-06-26 Richard Henderson <rth@redhat.com>
12037 * function.h (struct function): Add cannot_be_copied_reason,
12038 and cannot_be_copied_set.
12039 * tree-inline.c (has_label_address_in_static_1): Rename from
12040 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12041 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12042 don't set inline_forbidden_reason.
12043 (copy_forbidden): New function, split out of inline_forbidden_p.
12044 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12045 (inline_forbidden_p): Use copy_forbidden.
12046 (tree_versionable_function_p): Likewise.
12047 (inlinable_function_p): Merge into tree_inlinable_function_p.
12048 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12049 * ipa-cp.c (ipcp_versionable_function_p): New function.
12050 (ipcp_cloning_candidate_p): Use it.
12051 (ipcp_node_modifiable_p): Likewise.
12053 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12055 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12056 that is marked not to be inlined. Remove flag_mudflap use.
12057 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12058 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12060 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12063 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12064 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12066 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12068 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12070 (__mingwthr_remove_key_dtor): Likewise.
12072 2009-06-26 Richard Guenther <rguenther@suse.de>
12074 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12076 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12078 PR middle-end/40525
12079 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12080 try the non-cond_exec path also.
12082 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12085 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12086 (output_cbranch): Use new functions.
12087 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12090 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12091 Pat Haugen <pthaugen@us.ibm.com>
12092 Revital Eres <ERES@il.ibm.com>
12094 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12095 for %c error. Add %x support to print VSX registers as a unified
12096 register set, instead of separate float and altivec registers.
12097 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12098 %y case, and add support for VSX pre-modify addresses.
12099 (output_toc): Add assert for CONST containing an integer constant
12101 (rs6000_adjust_cost): Add POWER7 support.
12102 (insn_must_be_first_in_group): Ditto.
12103 (insn_must_be_last_in_group): Ditto.
12104 (rs6000_emit_popcount): Ditto.
12105 (rs6000_vector_mode_supported_p): Ditto.
12107 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12108 Change some of the functions called by macros to being called
12109 through a pointer, so debug functions can be inserted if
12110 -mdebug=addr or -mdebug=cost.
12111 (rs6000_preferred_reload_class_ptr): Ditto.
12112 (rs6000_secondary_reload_class_ptr): Ditto.
12113 (rs6000_secondary_memory_needed_ptr): Ditto.
12114 (rs6000_cannot_change_mode_class_ptr): Ditto.
12115 (rs6000_secondary_reload_inner): Ditto.
12116 (rs6000_legitimize_reload_address): Ditto.
12117 (rs6000_legitimize_reload_address_ptr): Ditto.
12118 (rs6000_mode_dependent_address): Ditto.
12119 (rs6000_mode_dependent_address_ptr): Ditto.
12121 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12122 function to return true if the mode allows reg + integer
12124 (virtual_stack_registers_memory_p): New function to return true if
12125 the address refers to a virtual stack register.
12126 (rs6000_legitimate_offset_address_p): Move code to say whether a
12127 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12129 (rs6000_legitimate_address_p): Add checks for modes that only can
12130 do reg+reg addressing. Start adding VSX support.
12131 (rs6000_legitimize_reload_address): Ditto.
12132 (rs6000_legitimize_address): Ditto.
12133 (rs6000_debug_legitimate_address_p): New debug functions for
12134 -mdebug=addr and -mdebug=cost.
12135 (rs6000_debug_rtx_costs): Ditto.
12136 (rs6000_debug_address_costs): Ditto.
12137 (rs6000_debug_adjust_cost): Ditto.
12138 (rs6000_debug_legitimize_address): Ditto.
12139 (rs6000_legitimize_reload_address_ptr): Point to call normal
12140 function or debug function. Make functions called via pointer
12142 (rs6000_mode_dependent_address_ptr): Ditto.
12143 (rs6000_secondary_reload_class_ptr): Ditto.
12144 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12145 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12146 into a friendlier error.
12147 (rs6000_init_builtins): Add initial VSX support.
12148 (rs6000_adjust_cost): Fix some spacing issues.
12150 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12151 (REG_CLASS_NAMES): Ditto.
12152 (REG_CLASS_CONTENTS): Ditto.
12153 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12154 pointer, to add -mdebug=addr support.
12155 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12156 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12157 -mdebug=addr support.
12158 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12159 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12160 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12162 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12164 (bswapsi*): Set attribute types for load/store. Add combiner
12165 patterns to eliminate zero extend on 64-bit.
12166 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12167 stdbrx if the hardware supports those instructions.
12169 2009-06-25 Ian Lance Taylor <iant@google.com>
12171 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12172 (Link Options): Document -static-libstdc++.
12174 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12177 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12178 DATA_ALIGNMENT instead.
12180 2009-06-25 Richard Guenther <rguenther@suse.de>
12182 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12183 indirect references against the callused/escaped solutions.
12184 (call_may_clobber_ref_p_1): Likewise.
12186 2009-06-25 Martin Jambor <mjambor@suse.cz>
12188 PR tree-optimization/40493
12189 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12190 (enum unscalarized_data_handling): New type.
12191 (handle_unscalarized_data_in_subtree): Return what has been done.
12192 (load_assign_lhs_subreplacements): Handle left flushes differently.
12193 (sra_modify_assign): Use unscalarized_data_handling, simplified
12194 condition determining whether to remove the statement.
12196 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12198 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12199 excerpt - @ should be doubled for texinfo.
12201 2009-06-24 Ian Lance Taylor <iant@google.com>
12203 * config/arc/arc.c: Include "df.h".
12204 (arc_attribute_table): Make static. Move higher in file.
12205 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12206 (output_shift): Initialize n later to avoid warning.
12207 * config/arm/arm.c (arm_attribute_table): Make static. Move
12209 * config/avr/avr.c (avr_attribute_table): Make static. Move
12211 (reg_class_tab): Change array type from int to enum reg_class.
12212 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12214 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12215 (lshrhi3_out): Likewise.
12216 (class_likely_spilled_p): Change return type to bool.
12217 (avr_rtx_costs): Use local code variable with enum type.
12218 * config/avr/avr.md (movmemhi): Use add_reg_note.
12219 (andhi3, andsi3): Don't use AS2 with "and".
12220 (iorhi3, iorsi3): Don't use AS2 with "or".
12221 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12222 * config/crx/crx.c: Include "df.h".
12223 (crx_attribute_table): Make static.
12224 * config/m32r/m32r.c: Include "df.h".
12225 (m32r_attribute_table): Make static. Move higher in file.
12226 (pop): Use add_reg_note.
12227 (block_move_call): Change 0 to LCT_NORMAL in function call.
12228 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12229 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12230 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12231 declare, not just when TREE_CODE is defined.
12232 * config/m68hc11/m68hc11.c: Include "expr.h".
12233 (m68hc11_attribute_table): Make static. Move higher in file.
12234 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12236 (m68hc11_register_indirect_p): Likewise.
12237 (m68hc11_function_arg_padding): Change return type to enum
12239 (emit_move_after_reload): Use add_reg_note.
12240 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12241 (m68hc11_split_logical): Likewise.
12242 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12244 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12245 to VOIDmode in function call.
12246 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12248 (m68hc11_split_logical): Update declaration.
12249 (m68hc11_function_arg_padding): Update declaration.
12250 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12251 to array of enum reg_class.
12252 (mcore_attribute_table): Make static. Move higher in file.
12253 (mcore_rtx_costs): Add cast to enum type.
12254 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12255 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12256 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12258 * config/sh/predicates.md (trapping_target_operand): Rename and to
12260 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12262 * config/spu/spu.c (spu_attribute_table): Make static. Move
12264 * config/v850/v850.c (v850_attribute_table): Make static. Move
12266 (v850_rtx_costs): Use local code with enum type.
12267 (expand_epilogue): Add cast.
12268 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12270 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12273 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12274 -m2a-single-only and -m2a-nofpu.
12275 * config/sh/sh.opt: Document m2a generates FPU code.
12277 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12279 * defaults.h (CAN_ELIMINATE): Provide default.
12280 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12281 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12282 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12283 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12284 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12285 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12286 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12287 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12288 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12289 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12291 2009-06-24 DJ Delorie <dj@redhat.com>
12293 * mep-ext-cop.cpu: Fix copyright notice.
12294 * mep-default: Fix copyright notice.
12295 * mep-core: Fix copyright notice.
12296 * mep: Fix copyright notice.
12297 * mep-ivc2: Fix copyright notice.
12298 * mep-c5: Fix copyright notice.
12300 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12302 * doc/contrib.texi (Contributors):
12304 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12306 PR middle-end/40501
12307 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12308 src and dst operands if necessary.
12310 2009-06-23 DJ Delorie <dj@redhat.com>
12313 * config.gcc: Add mep support.
12314 * recog.c: Resurrect validate_replace_rtx_subexp().
12315 * recog.h: Likewise.
12316 * config/mep/: Add new port:
12317 * config/mep/constraints.md: New file.
12318 * config/mep/default.h: New file.
12319 * config/mep/intrinsics.h: New file.
12320 * config/mep/intrinsics.md: New file.
12321 * config/mep/ivc2-template.h: New file.
12322 * config/mep/mep-c5.cpu: New file.
12323 * config/mep/mep-core.cpu: New file.
12324 * config/mep/mep-default.cpu: New file.
12325 * config/mep/mep-ext-cop.cpu: New file.
12326 * config/mep/mep-intrin.h: New file.
12327 * config/mep/mep-ivc2.cpu: New file.
12328 * config/mep/mep-lib1.asm: New file.
12329 * config/mep/mep-lib2.c: New file.
12330 * config/mep/mep-pragma.c: New file.
12331 * config/mep/mep-protos.h: New file.
12332 * config/mep/mep-tramp.c: New file.
12333 * config/mep/mep.c: New file.
12334 * config/mep/mep.cpu: New file.
12335 * config/mep/mep.h: New file.
12336 * config/mep/mep.md: New file.
12337 * config/mep/mep.opt: New file.
12338 * config/mep/predicates.md: New file.
12339 * config/mep/t-mep: New file.
12341 2009-06-23 Ian Lance Taylor <iant@google.com>
12343 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12344 from loose_warn into c_loose_warn and from strict_warn into
12345 c_strict_warn. Set and substitute warn_cxxflags. Check for
12346 --enable-build-with-cxx. Set and substitute
12347 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12348 * Makefile.in (CXXFLAGS): New variable.
12349 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12350 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12351 the default is the same as $(STRICT_WARN).
12352 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12353 (CXX): New variable.
12354 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12355 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12356 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12357 (HOST_LIBS): New variable.
12358 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12359 (ALL_CXXFLAGS): New variable.
12360 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12361 * doc/install.texi (Configuration): Document
12362 --enable-build-with-cxx, --with-stage1-ldflags,
12363 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12364 * configure: Rebuild.
12366 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12368 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12369 from previous commit.
12371 2009-06-23 Ian Lance Taylor <iant@google.com>
12373 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12375 2009-06-23 Ian Lance Taylor <iant@google.com>
12377 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12378 with ATTRIBUTE_UNUSED.
12380 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12381 Pat Haugen <pthaugen@us.ibm.com>
12382 Revital Eres <eres@il.ibm.com>
12384 * config.in (HAVE_AS_POPCNTD): Add default definition.
12385 (HAVE_AS_LWSYNC): Ditto.
12387 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12389 (gcc_cv_as_powerpc_cmpb): Ditto.
12390 (gcc_cv_as_powerpc_dfp): Ditto.
12391 (gcc_cv_as_powerpc_vsx): Ditto.
12392 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12393 supporting the popcntd/lwsync instructions.
12394 (gcc_cv_as_powerpc_lwsync): Ditto.
12395 * configure: Regenerate.
12397 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12398 -mcpu=native and -mcpu=power7.
12399 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12401 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12402 a variable instead of a mask to reduce the number of mask bits.
12403 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12404 (-mbit-word): Ditto.
12405 (-mregnames): Ditto.
12406 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12407 (-mfused-madd): Ditto.
12409 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12411 (-mvsx): New switch for VSX instructions.
12412 (-misel): Move from a variable to a mask to allow it to be set by
12415 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12416 function declaration to an array declaration.
12417 (rs6000_hard_regno_nregs): New external array declaration.
12419 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12420 files included by rs6000.md.
12422 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12423 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12425 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12427 (rs6000_debug_reg): New -mdebug= variables.
12428 (rs6000_debug_addr): Ditto.
12429 (rs6000_debug_cost): Ditto.
12430 (rs6000_pmode): New variable to hold Pmode.
12431 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12432 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12433 calculated at compiler start.
12434 (rs6000_hard_regno_nregs): Change function to an array which holds
12435 HARD_REGNO_NREGS calculated at compiler start.
12436 (rs6000_explicit_options): Delete isel field.
12437 (rs6000_vector_unit): New array to hold which vector unit
12438 supports arithmetic options for a given type.
12439 (rs6000_vector_mem): New array to hold which vector unit supports
12440 memory reference operations for a given type.
12441 (rs6000_vector_align): New array to given the alignment of each
12443 (power7_cost): New basic costs for power7.
12444 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12445 (rs6000_hard_regno_nregs_internal): New function, moved from
12446 HARD_REGNO_NREGS, to calculate the number of registers each hard
12447 register takes for each type.
12448 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12449 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12450 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12451 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12452 unit information here so it is calculated once at compiler startup
12454 (rs6000_override_options): Make -misel a target mask. Add more
12455 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12456 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12458 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12459 (rs6000_handle_option): Move -misel from variable to target mask.
12460 (rs6000_builtin_mask_for_load): Add VSX support.
12461 (rs6000_conditional_register_usage): Ditto.
12462 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12463 (function_arg_boundary): Ditto.
12464 (rs6000_expand_builtin): Ditto.
12465 (def_builtin): Make abort message a little friendlier.
12466 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12468 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12469 assembler support the popcntd instruction instead of a vsx
12470 instruction to enable power7 support.
12471 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12472 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12473 option to the assembler if -mcpu=native.
12474 (ASM_CPU_NATIVE_SPEC): Ditto.
12475 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12477 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12478 the lwsync instruction.
12479 (enum processor_type): Add PROCESSOR_POWER7.
12480 (rs6000_debug_reg): New -mdebug= options.
12481 (rs6000_debug_addr): Ditto.
12482 (rs6000_debug_cost): Ditto.
12483 (rs6000_isel): Delete.
12484 (enum rs6000_vector): New enum to say what vector unit we have.
12485 (VECTOR_UNIT_*): New macros to say which vector unit has
12486 arithmetic operations for a given type.
12487 (VECTOR_MEM_*): New macros to say which vector unit has memory
12488 operations for a given type.
12489 (TARGET_LDBRX): Whether the machine supports the ldbrx
12491 (TARGET_ISEL): Delete, -misel moved to be a mask.
12492 (TARGET_ISEL64): New macro for 64-bit isel support.
12493 (UNITS_PER_VSX_WORD): New macro.
12494 (POINTER_SIZE): Move to be an external variable, rather than
12495 calculating whether we are generating 32 ot 64-bit code.
12497 (STACK_BOUNDARY): Add VSX support.
12498 (LOCAL_ALIGNMENT): Ditto.
12499 (SLOW_UNALIGNED_ACCESS): Ditto.
12500 (VSX_REGNO_P): New macro for VSX support.
12501 (VFLOAT_REGNO_P): Ditto.
12502 (VINT_REGNO_P): Ditto.
12503 (VLOGICAL_REGNO_P): Ditto.
12504 (VSX_VECTOR_MODE): Ditto.
12505 (VSX_SCALAR_MODE): Ditto.
12507 (VSX_MOVE_MODE): Ditto.
12508 (VSX_REG_CLASS_P): Ditto.
12509 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12511 (UNITS_PER_SIMD_WORD): Add VSX support.
12512 (MODES_TIEABLE_P): Ditto.
12513 (STARTING_FRAME_OFFSET): Ditto.
12514 (STACK_DYNAMIC_OFFSET): Ditto.
12515 (EPILOGUE_USES): Ditto.
12516 (REGNO_REG_CLASS): Move to array lookup.
12517 (CLASS_MAX_NREGS): Ditto.
12518 (rs6000_vector_reg_class): Add declaration.
12519 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12520 overlap with the floating point and Altivec registers.
12522 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12524 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12525 give the appropriate asm switches if -mcpu=native.
12526 (host_detect_local_cpu): Add support for "asm".
12527 (host_detect_local_cpu): Follow GNU code guidelines for name.
12529 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12530 -mbit-word to a variable instead of being a target mask.
12532 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12533 emit the lwsync instruction instead of emitting the instruction as
12534 an integer constant.
12536 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12537 fixuns_trundfsi2, move expander into rs6000.md.
12539 * config/rs6000/rs6000.md (cpu): Add power7.
12540 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12541 (logical predicate patterns): Change the single instruction
12542 primitives that set CR0 to be fast_compare instead of compare.
12544 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12545 (popcntddi2): Ditto.
12546 (popcount<mode>): Ditto.
12547 (floating multiply/add insns): Name the floating point
12548 multiply/add insns.
12549 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12550 (isel_unsigned_<mode>): Ditto.
12551 (fixuns_trundfsi2): Move expander here from spe.md.
12552 (smindi3): Define if we have -misel on 64-bit systems.
12557 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12559 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12561 * config/avr/avr.c (avr_current_device): New variable.
12562 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12563 (avr_arch, mcu_type_s): Move to avr.h.
12564 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12565 default_data_section_start fields.
12566 (avr_arch): Moved from avr.c.
12567 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12568 library_name fields.
12569 (avr_current_device, avr_mcu_types, avr_arch_types,
12570 avr_device_to_arch, avr_device_to_data_start,
12571 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12572 (EXTRA_SPEC_FUNCTIONS): Define.
12573 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12574 options mapping. Use device_to_arch and device_to_data_start insted.
12575 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12576 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12577 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12578 * config/avr/driver-avr.c: New file.
12579 * config/avr/avr-devices.c: New file.
12581 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12583 * var-tracking.c (unshare_variable): Force initialized to
12584 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12585 (set_variable_part): Likewise.
12586 (struct variable_union_info): Remove pos_src field.
12587 (vui_vec, vui_allocated): New variables.
12588 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12589 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12590 == 1 use a simpler sorting algorithm. Compute pos field right
12591 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12592 Avoid quadratic comparison if !flag_var_tracking_uninit.
12593 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12594 unshare_variable unconditionally.
12595 (dataflow_set_different_2): Removed.
12596 (dataflow_set_different): Don't traverse second hash table.
12597 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12598 unconditionally to var_reg_set or var_mem_set.
12599 (emit_notes_in_bb): Likewise.
12600 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12602 (emit_note_insn_var_location): Don't set initialized to
12603 VAR_INIT_STATUS_INITIALIZED early.
12604 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12606 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12608 * tree-object-size.c (addr_object_size): Instead of checking
12609 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12610 are no FIELD_DECLs following it.
12612 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12614 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12615 order to match bswaps with signed source operands.
12617 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12619 * sdbout.c (sdbout_one_type): Fix braces in switch.
12621 2009-06-23 Richard Guenther <rguenther@suse.de>
12623 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12625 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12626 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12627 var_callused, callused_tree, var_storedanything, storedanything_tree,
12628 var_integer, integer_tree): Remove global variables.
12629 (new_var_info): Do not pass new id, append the new var to the
12630 global variable vector.
12631 (do_ds_constraint): Use is_global_var member of the variable-info.
12632 (new_scalar_tmp_constraint_exp): Adjust.
12633 (create_function_info_for): Likewise.
12634 (create_variable_info_for): Likewise.
12635 (find_what_var_points_to): Remove dead code.
12636 (init_base_vars): Simplify.
12637 (compute_points_to_sets): Adjust.
12639 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12641 * combine.c (try_combine): Dump information about the insns we're
12644 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12646 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12647 check when calling force_to_mode on TRUNCATE's operand.
12649 2009-06-22 Ian Lance Taylor <iant@google.com>
12651 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12653 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12655 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12657 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12659 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12660 override library linkage flags such as -static-libgcc or
12663 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12665 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12667 2009-06-22 Ian Lance Taylor <iant@google.com>
12669 * config/linux.opt: Put mglibc ahead of muclibc.
12671 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12672 for duplicate decls.
12674 2009-06-22 Matthias Klose <doko@ubuntu.com>
12676 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12678 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12681 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12682 instead of NULL if a parser error occurs.
12684 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12686 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12687 non-DWARF2_DEBUGGING_INFO version.
12689 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12691 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12692 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12694 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12695 (LIBGCC2_TF_CEXT): Define.
12698 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12701 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12703 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12705 * config/arm/arm.c (arm_override_options): Disable
12706 -mcaller-super-interworking and -mcallee-super-interworking.
12707 * doc/invoke.texi (ARM Options): Document this.
12709 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12711 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12712 * config/arm/constraints.md (j): New constraint for movw operands.
12713 (N): Remove thumb2 meaning.
12714 * config/arm/arm.md (*arm_movw): Delete.
12715 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12716 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12717 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12719 2009-06-22 Martin Jambor <mjambor@suse.cz>
12721 PR tree-optimization/40492
12722 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12723 build_ref_for_offset.
12725 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12727 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12728 JUMP_TABLE_DATA_P predicates where applicable.
12729 * auto-inc-dec.c: Ditto.
12730 * builtins.c: Ditto.
12731 * caller-save.c: Ditto.
12733 * cfgcleanup.c: Ditto.
12734 * cfglayout.c: Ditto.
12736 * combine.c: Ditto.
12737 * combine-stack-adj.c: Ditto.
12741 * df-scan.c: Ditto.
12743 * dwarf2asm.c: Ditto.
12744 * dwarf2out.c: Ditto.
12745 * emit-rtl.c: Ditto.
12751 * function.c: Ditto.
12754 * genpreds.c: Ditto.
12755 * genrecog.c: Ditto.
12757 * ira-costs.c: Ditto.
12758 * ira-lives.c: Ditto.
12760 * loop-iv.c: Ditto.
12761 * lower-subreg.c: Ditto.
12762 * modulo-sched.c: Ditto.
12764 * postreload.c: Ditto.
12765 * print-rtl.c: Ditto.
12767 * reginfo.c: Ditto.
12768 * regmove.c: Ditto.
12769 * reload1.c: Ditto.
12772 * rtlanal.c: Ditto.
12774 * sched-vis.c: Ditto.
12776 * sel-sched-ir.c: Ditto.
12777 * simplify-rtx.c: Ditto.
12778 * targhooks.c: Ditto.
12779 * var-tracking.c: Ditto.
12780 * vmsdbgout.c: Ditto.
12782 2009-06-22 Matthias Klose <doko@ubuntu.com>
12784 * Makefile.in (install-plugin): Always use DESTDIR.
12786 2009-06-22 Olivier Hainque <hainque@adacore.com>
12788 * config/pa/pa.c (output_call): Don't optimize post call jumps
12789 into return address adjustments if the call may throw.
12791 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12793 * arm.c (thumb1_output_casesi): New function.
12794 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12795 optimizing for size or PIC.
12796 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12797 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12798 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12799 (thumb1_casesi_internal_pic): New expand rule.
12800 (thumb1_casesi_dispatch): New pattern.
12801 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12803 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12804 in the text seciton when PIC or optimizing for size.
12805 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12806 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12807 preservation properties of code.
12808 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12809 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12810 (__gnu_thumb1_case_si): New function.
12811 * t-arm (LIB1ASMSRC): Define here.
12812 (LIB1ASMFUNCS): Add some common functions.
12813 * t-arm-elf (LIB1ASMSRC): Delete.
12814 (LIB1ASMFUNCS): Append to existing set.
12815 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12816 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12817 * t-symbian (LIB1ASMFUNCS): Likewise.
12818 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12819 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12821 2009-06-21 Richard Guenther <rguenther@suse.de>
12823 PR tree-optimization/38729
12824 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12825 to loops with a single exit if -fno-expensive-optimizations.
12827 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12829 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12830 (dataflow_set): Change vars type from htab_t to shared_hash.
12831 (shared_hash_pool, empty_shared_hash): New variables.
12832 (vars_clear): Removed.
12833 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12834 shared_hash_find_slot_unshare, shared_hash_find_slot,
12835 shared_hash_find_slot_noinsert, shared_hash_find): New
12837 (shared_hash_unshare, shared_hash_destroy): New functions.
12838 (unshare_variable): Unshare set->vars if shared, use
12840 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12841 (get_init_value, find_src_set_src, dump_dataflow_set,
12842 clobber_variable_part, emit_notes_for_differences): Use
12844 (dataflow_set_init): Remove second argument, set vars to
12845 empty_shared_hash instead of creating a new htab.
12846 (dataflow_set_clear): Call shared_hash_destroy and set vars
12847 to empty_shared_hash instead of calling vars_clear.
12848 (dataflow_set_copy): Don't call vars_copy, instead just share
12849 the src htab with dst.
12850 (variable_union): Use shared_hash_*, use initially NO_INSERT
12851 lookup if set->vars is shared. Don't keep slot cleared before
12852 calling unshare_variable. Unshare set->vars if needed.
12853 Even ->refcount == 1 vars must be unshared if set->vars is shared
12854 and var needs to be modified.
12855 (variable_canonicalize): New function.
12856 (dataflow_set_union): If dst->vars is empty, just share src->vars
12857 with dst->vars and traverse with variable_canonicalize to canonicalize
12858 and unshare what is needed.
12859 (dataflow_set_different): If old_set and new_set use the same shared
12860 htab, they aren't different. If number of htab elements is different,
12861 htabs are different. Use shared_hash_*.
12862 (dataflow_set_destroy): Call shared_hash_destroy instead of
12864 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12865 second argument to dataflow_set_init.
12866 (vt_initialize): Likewise. Initialize shared_hash_pool and
12867 empty_shared_hash, move bb in/out initialization afterwards.
12868 Use variable_htab_free instead of NULL as changed_variables del hook.
12869 (variable_was_changed): Change type of second argument to pointer to
12870 dataflow_set. When inserting var into changed_variables, bump
12871 refcount. Unshare set->vars if set is shared htab and slot needs to
12873 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12874 lookup if set->vars is shared. Unshare set->vars if needed.
12875 Even ->refcount == 1 vars must be unshared if set->vars is shared
12876 and var needs to be modified. Adjust variable_was_changed caller.
12877 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12878 vars must be unshared if set->vars is shared and var needs to be
12879 modified. Adjust variable_was_changed caller.
12880 (emit_note_insn_var_location): Don't pool_free var.
12881 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12883 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12884 free_alloc_pool on shared_hash_pool.
12886 2009-06-20 Anthony Green <green@moxielogic.com>
12888 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12889 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12891 2009-06-20 Richard Guenther <rguenther@suse.de>
12893 * tree-ssa-structalias.c (find_func_aliases): For memset use
12894 a constraint from NULL if we memset to zero.
12895 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12896 we explicitly handle that do not read from memory.
12897 (call_may_clobber_ref_p_1): Properly handle builtins that may
12900 2009-06-20 Richard Guenther <rguenther@suse.de>
12902 PR tree-optimization/40495
12903 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12904 (new_scalar_tmp_constraint_exp): New function.
12905 (process_constraint): Do not create temporary decls.
12906 (process_all_all_constraints): Likewise.
12907 (handle_const_call): Likewise.
12908 (create_function_info_for): Do not set decl.
12910 2009-06-19 Ian Lance Taylor <iant@google.com>
12912 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12913 (rs6000_attribute_table): Make static; move before use.
12915 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12917 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12918 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12919 Propagate the TREE_READONLY flag without overwriting it.
12920 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12921 Propagate the TREE_READONLY flag onto the result.
12922 (process_call_operands): Move around. Use correct constant value.
12924 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12927 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12928 * config/arm/arm.md: Likewise.
12930 2009-06-19 Ian Lance Taylor <iant@google.com>
12932 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12933 to GIMPLE_ERROR_MARK.
12935 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12936 op2_original_type parameters. Warn about using different enum types.
12937 * c-parser.c (c_parser_conditional_expression): Pass original
12938 types to build_conditional_expr.
12939 * c-tree.h (build_conditional_expr): Update declaration.
12941 2009-06-19 Ian Lance Taylor <iant@google.com>
12943 * config/i386/i386.c (ix86_function_specific_save): Test that
12944 fields match values, rather than testing the values are in a
12947 2009-06-19 Richard Guenther <rguenther@suse.de>
12949 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12950 ADDR_EXPR pointers.
12951 (ptr_derefs_may_alias_p): Likewise.
12952 (ptr_deref_may_alias_ref_p_1): New function.
12953 (ptr_deref_may_alias_ref_p): Likewise.
12954 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12955 covered by looking at the ESCAPED solution.
12956 (call_may_clobber_ref_p_1): Likewise.
12957 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12958 Handle NULL_TREE offset. Do not produce redundant constraints.
12959 (process_all_all_constraints): New helper function.
12960 (do_structure_copy): Use it.
12961 (handle_lhs_call): Likewise.
12962 (find_func_aliases): Handle some builtins with pointer arguments
12963 and/or return values explicitly.
12965 2009-06-19 Ian Lance Taylor <iant@google.com>
12967 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12969 2009-06-19 Ian Lance Taylor <iant@google.com>
12971 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12973 2009-06-19 Ian Lance Taylor <iant@google.com>
12975 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12976 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12979 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12980 uninitialized const.
12982 2009-06-19 Ian Lance Taylor <iant@google.com>
12984 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12987 * c-decl.c (in_struct, struct_types): Remove.
12988 (struct c_binding): Add in_struct field.
12989 (c_binding_ptr): Define type, along with VEC.
12990 (struct c_struct_parse_info): Define.
12991 (struct_parse_info): New static variable.
12992 (bind): Initialize in_struct field.
12993 (start_struct): Remove enclosing_in_struct and
12994 enclosing_struct_types parameters. Add
12995 enclosing_struct_parse_info parameter. Change all callers. Set
12996 struct_parse_info rather than in_struct and struct_types.
12997 (grokfield): If -Wc++-compat and there is a symbol binding for the
12998 field name, set the in_struct flag and push it on the
12999 struct_parse_info->fields vector.
13000 (warn_cxx_compat_finish_struct): New static function.
13001 (finish_struct): Remove enclosing_in_struct and
13002 enclosing_struct_types parameters. Add
13003 enclosing_struct_parse_info parameter. Change all callers. Don't
13004 set C_TYPE_DEFINED_IN_STRUCT here. Call
13005 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13006 parameter. Only push on struct_types if warn_cxx_compat.
13007 (finish_enum): Only push on struct_types if warn_cxx_compat.
13008 (declspecs_add_type): Add loc parameter. Change all callers.
13009 Change all error calls to error_at. Pass loc, not input_location,
13010 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13011 defined in a struct. If -Wc++-compat and parsing a struct, record
13012 that a typedef name was used.
13013 * c-parser.c (c_parser_declspecs): Get location to pass to
13014 declspecs_add_type.
13015 (c_parser_struct_or_union_specifier): Update calls to start_struct
13017 * c-tree.h (struct c_struct_parse_info): Declare.
13018 (finish_struct, start_struct): Update declarations.
13019 (declspecs_add_type): Update declaration.
13021 2009-06-19 Ian Lance Taylor <iant@google.com>
13023 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13024 variable with an anonymous type.
13026 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13028 * see.c: Remove for real.
13030 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13032 * optabs.h (enum optab_index): Add new OTI_significand.
13033 (significand_optab): Define corresponding macro.
13034 * optabs.c (init_optabs): Initialize significand_optab.
13035 * genopinit.c (optabs): Implement significand_optab using
13036 significand?f2 patterns.
13037 * builtins.c (expand_builtin_mathfn): Handle
13038 BUILT_IN_SIGNIFICAND{,F,L}.
13039 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13040 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13042 * config/i386/i386.md (significandxf2, significand<mode>2): New
13043 expanders to implement significandf, significand and significandl
13044 built-ins as inline x87 intrinsics.
13046 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13048 * config/avr/avr.c (avr_override_options): Remove setting value of
13049 PARAM_INLINE_CALL_COST.
13051 2009-06-18 Richard Henderson <rth@redhat.com>
13054 * tree-pass.h (TDF_ASMNAME): New.
13055 * tree-dump.c (dump_options): Add asmname.
13056 * doc/invoke.texi: Document it.
13058 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13059 (dump_decl_name): ...here.
13060 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13061 (dump_generic_node): Update dump_function_name calls.
13062 (print_call_name): New flags arg; update all dump calls.
13063 * diagnostic.h (print_call_name): Update.
13064 * gimple-pretty-print.c (dump_gimple_call): Update.
13066 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13069 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13071 2009-06-18 Diego Novillo <dnovillo@google.com>
13073 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13074 * plugin.c (str_license): Declare.
13075 (try_init_one_plugin): Assert that the symbol
13076 'plugin_is_GPL_compatible' exists.
13078 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13081 * Makefile.in (OBJS-common): Remove see.o.
13083 * common.opt (fsee): Mark as preserved for backward compatibility.
13084 * opts.c (common_handle_option): Add OPT_fsee to the backward
13085 compatibility section.
13086 * passes.c (init_optimization_passes, pass_see): Remove pass.
13087 * timevar.def (TV_SEE): Remove.
13088 * tree-pass.h (pass_see): Remove declaration.
13089 * doc/invoke.texi (-fsee): Remove documentation.
13091 2009-06-18 Martin Jambor <mjambor@suse.cz>
13093 * tree-sra.c: Include statistics.h
13094 (sra_stats): New variable.
13095 (sra_initialize): Clear sra_stats.
13096 (create_access_replacement): Increment sra_stats.replacements.
13097 (get_access_replacement): Do not return twice.
13098 (analyze_all_variable_accesses): Increment statistics counter by the
13099 number of scalarized aggregates.
13100 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13101 (sra_modify_expr): Increment sra_stats.exprs.
13102 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13103 (sra_modify_assign): Increment sra_stats.exprs,
13104 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13105 (perform_intra_sra): Update statistics counters.
13106 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13108 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13110 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13111 (arm_scalar_mode_supported_p): New function.
13113 2009-06-18 Paul Brook <paul@codesourcery.com>
13114 Sandra Loosemore <sandra@codesourcery.com>
13116 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13117 (__extendhfsf2, __truncsfhf2): Define.
13118 * config/arm/fp16.c: New file.
13119 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13120 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13122 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13124 * doc/extend.texi (Half-Precision): New section.
13125 * doc/invoke.texi (Option Summary): List -mfp16-format.
13126 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13127 * config/arm/arm.opt (mfp16-format=): New.
13128 * config/arm/arm.c: Include intl.h.
13129 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13130 (TARGET_INVALID_RETURN_TYPE): Redefine.
13131 (TARGET_PROMOTED_TYPE): Redefine.
13132 (TARGET_CONVERT_TO_TYPE): Redefine.
13133 (arm_fp16_format): Define.
13134 (all_fpus): Add entry for neon-fp16.
13135 (fp_model_for_fpu): Likewise.
13136 (struct fp16_format): Declare.
13137 (all_fp16_formats): Define.
13138 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13140 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13142 (arm_legitimate_index_p): Treat HFmode like HImode.
13143 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13144 (coproc_secondary_reload_class): Special-case HFmode.
13145 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13146 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13147 (arm_init_fp16_builtins): New.
13148 (arm_init_builtins): Call it.
13149 (arm_invalid_parameter_type): New.
13150 (arm_invalid_return_type): New.
13151 (arm_promoted_type): New.
13152 (arm_convert_to_type).
13153 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13155 (arm_emit_fp16_const): New function.
13156 (arm_mangle_type): Mangle __fp16 as "Dh".
13157 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13159 (TARGET_NEON_FP16): New.
13160 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13161 (enum fputype): Add FPUTYPE_NEON_FP16.
13162 (enum arm_fp16_format_type): Declare.
13163 (arm_fp16_format): Declare.
13164 (LARGEST_EXPONENT_IS_NORMAL): Define.
13165 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13166 * config/arm/arm-modes.def (HFmode): Define.
13167 * config/arm/vfp.md: (*movhf_vfp): New.
13168 (extendhfsf2): New.
13170 * config/arm/arm.md: (fpu): Add neon_fp16.
13171 (floatsihf2, floatdihf2): New.
13172 (fix_trunchfsi2, fix_trunchfdi2): New.
13174 (extendhfdf2): New.
13176 (*arm32_movhf): New.
13177 (*thumb1_movhf): New.
13178 (consttable_2): Add check for HFmode constants.
13179 (consttable_4): Handle HFmode constants.
13181 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13183 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13185 2009-06-17 Olivier Hainque <hainque@adacore.com>
13187 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13188 const char ** conversion in AIX specific section.
13190 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13192 * config/i386/i386.c (ix86_special_builtin_type): Remove
13193 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13194 (bdesc_special_args): Updated.
13195 (ix86_init_mmx_sse_builtins): Likewise.
13196 (ix86_expand_special_args_builtin): Likewise.
13198 2009-06-17 Richard Henderson <rth@redhat.com>
13200 * tree-pretty-print.c (maybe_dump_asm_name): New.
13201 (dump_decl_name): Use it.
13202 (PRINT_FUNCTION_NAME): Merge into...
13203 (dump_function_name): ... here. Use maybe_dump_asm_name.
13205 2009-06-17 Cary Coutant <ccoutant@google.com>
13207 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13209 * debug.c (struct gcc_debug_hooks): Change placeholder for
13211 (debug_nothing_int_charstar_int): Replaced by...
13212 (debug_nothing_int_charstar_int_bool): ...this.
13213 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13214 source_line prototype.
13215 (debug_nothing_int_charstar_int): Replaced by...
13216 (debug_nothing_int_charstar_int_bool): ...this.
13217 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13218 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13219 Output is_stmt operand when necessary.
13220 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13221 (notice_source_line): Add is_stmt parameter.
13222 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13223 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13225 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13226 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13228 2009-06-17 Ian Lance Taylor <iant@google.com>
13230 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13232 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13235 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13237 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13238 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13239 tree_strip_sign_nop_conversions and
13240 tree_ssa_strip_useless_type_conversions rather than stripping
13241 the operations here.
13242 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13244 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13245 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13246 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13247 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13250 2009-06-17 Michael Eager <eager@eagercon.com>
13252 * config/rs6000/constraints.md (register_constraint "d"): New.
13253 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13254 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13255 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13256 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13257 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13258 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13259 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13260 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13261 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13262 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13264 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13265 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13266 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13267 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13268 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13269 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13270 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13271 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13272 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13273 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13274 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13275 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13276 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13277 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13279 2009-06-16 Ian Lance Taylor <iant@google.com>
13281 * profile.c (total_num_never_executed): Don't define.
13282 (compute_branch_probabilities): Don't count or print
13283 num_never_executed.
13284 (init_branch_prob): Don't set total_num_never_executed.
13285 (end_branch_prob): Don't print total_num_never_executed.
13287 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13289 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13291 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13293 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13294 (nabstd2_fpr): Same.
13296 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13298 * expr.c (expand_assignment): Change complex type check.
13300 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13302 * doc/plugins.texi (Building GCC plugins): Added new section.
13304 2009-06-17 Ian Lance Taylor <iant@google.com>
13306 * c-pch.c (get_ident): Don't set size of templ array.
13307 (pch_init): Don't set size of partial_pch array.
13309 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13310 string constant to intialize an array whose size is the length of
13313 2009-06-17 Richard Guenther <rguenther@suse.de>
13315 PR tree-optimization/40389
13316 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13317 to addressable types.
13318 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13320 2009-06-17 Richard Guenther <rguenther@suse.de>
13322 PR middle-end/40460
13323 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13324 if there is no evolution of left in the loop bail out.
13325 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13326 chrec_fold_multiply.
13328 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13329 Janis Johnson <janis187@us.ibm.com>
13332 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13333 for the symbol ref of a constant that is the source of a move
13334 - nor for any other not-obvious-label-ref constants.
13336 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13338 * plugin.c (position_pass): Skip newly inserted pass during list
13339 traversal to avoid repeated insertion.
13341 2009-06-16 Ian Lance Taylor <iant@google.com>
13343 * vec.h (VEC_stack_alloc): Define different version if
13344 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13345 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13346 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13347 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13349 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13351 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13353 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13354 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13355 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13356 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13357 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13358 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13359 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13360 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13361 __builtin_ia32_rdtscp.
13362 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13363 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13364 and __builtin_ia32_rorhi.
13365 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13366 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13367 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13368 (ix86_expand_args_builtin): Likewise.
13369 (ix86_expand_special_args_builtin): Likewise.
13371 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13372 (UNSPECV_RDTSC): Likewise.
13373 (UNSPECV_RDPMC): Likewise.
13374 (*bsr): Renamed to ...
13376 (*bsr_rex64): Renamed to ...
13379 (*rdpmc): Likewise.
13380 (*rdpmc_rex64): Likewise.
13382 (*rdtsc): Likewise.
13383 (*rdtsc_rex64): Likewise.
13384 (rdtscp): Likewise.
13385 (*rdtscp): Likewise.
13386 (*rdtscp_rex64): Likewise.
13388 * config/i386/ia32intrin.h: New.
13390 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13392 2009-06-16 Ian Lance Taylor <iant@google.com>
13394 * ira-build.c (copy_info_to_removed_store_destinations):
13395 Initialize parent_a.
13397 2009-06-16 Ian Lance Taylor <iant@google.com>
13399 * c-decl.c (grokdeclarator): Change size_varies to bool.
13401 2009-06-16 Ian Lance Taylor <iant@google.com>
13403 * sel-sched.c: Make forward declarations of move_op_hooks and
13404 fur_hooks explicitly extern.
13406 2009-06-16 Ian Lance Taylor <iant@google.com>
13408 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13409 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13411 2009-06-16 Ian Lance Taylor <iant@google.com>
13413 * resource.c (mark_referenced_resources): Change
13414 include_delayed_effects parameter to bool. Change all callers.
13415 (mark_end_of_function_resources): Likewise.
13416 * reorg.c (insn_references_resource_p): Likewise.
13417 (insn_sets_resource_p): Likewise.
13418 * resource.h (mark_referenced_resources): Update declaration.
13419 (mark_end_of_function_resources): Update declaration.
13421 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13423 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13425 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13427 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13428 GCC can bootstrap on AIX with GNU Binutils 2.20.
13430 2009-06-16 Ian Lance Taylor <iant@google.com>
13432 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13434 2009-06-16 Ian Lance Taylor <iant@google.com>
13436 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13437 inline, not extern inline.
13438 (exact_log2): Likewise.
13439 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13441 (exact_log2): Likewise, but don't test CTZ_HWI.
13443 2009-06-16 Ian Lance Taylor <iant@google.com>
13445 * bitmap.c (bitmap_clear): Don't declare as inline.
13446 * gimple.c (gimplify_assign): Likewise.
13447 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13448 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13449 (sched_scan_info): Remove duplicate definition.
13451 2009-06-16 Ian Lance Taylor <iant@google.com>
13453 * c-common.c (skip_evaluation): Don't define.
13454 (c_inhibit_evaluation_warnings): Define global variable.
13455 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13456 than skip_evaluation.
13457 (convert_and_check, warn_for_div_by_zero): Likewise.
13458 * c-common.h (skip_evaluation): Don't declare.
13459 (c_inhibit_evaluation_warnings): Declare.
13460 * c-parser.c (c_parser_typeof_specifier): Set
13461 c_inhibit_evaluation_warnings rather than skip_evaluation.
13462 (c_parser_conditional_expression): Likewise.
13463 (c_parser_binary_expression): Likewise.
13464 (c_parser_sizeof_expression): Likewise.
13465 (c_parser_alignof_expression): Likewise.
13466 * c-typeck.c (build_indirect_ref): Check
13467 c_inhibit_evaluation_warnings rather than skip_evaluation.
13468 (build_conditional_expr, build_binary_op): Likewise.
13470 2009-06-16 Richard Guenther <rguenther@suse.de>
13472 * tree-ssa-alias.c (is_escape_site): Remove.
13473 * tree-ssa-alias.h (enum escape_type): Remove.
13474 (is_escape_site): Likewise.
13475 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13476 via casts and asms without deferring to is_escape_site.
13478 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13480 PR middle-end/40446
13481 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13482 use gen_lowpart if op0 has complex mode.
13484 2009-06-16 Richard Guenther <rguenther@suse.de>
13486 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13487 variables add them to ESCAPED.
13488 (find_func_aliases): Do not make all indirectly stored values escaped.
13490 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13492 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13493 make_decl_one_only.
13495 2009-06-16 Martin Jambor <mjambor@suse.cz>
13497 PR tree-optimization/40432
13498 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13499 check whether we need to force gimple register operand.
13501 2009-06-16 Martin Jambor <mjambor@suse.cz>
13503 PR tree-optimization/40413
13504 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13505 build_ref_for_offset.
13506 (propagate_subacesses_accross_link): Fix a typo in a comment.
13508 2009-06-16 Ira Rosen <irar@il.ibm.com>
13510 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13511 with additional parameter.
13512 * tree-vectorizer.h (enum vect_def_type): Add new value
13514 (enum vect_relevant): Add comments.
13515 (vect_is_simple_reduction): Add new argument.
13516 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13517 Detect nested cycles.
13518 (vect_is_simple_reduction): Update documentation, add an argument to
13519 distinguish inner-loop reduction from nested cycle, detect nested
13520 cycles, fix printings and indentation, don't swap operands in case
13522 (get_initial_def_for_reduction): Handle subtraction.
13523 (vect_create_epilog_for_reduction): Add new argument to specify
13524 reduction variable.
13525 (vect_finalize_reduction): Handle subtraction, fix comments.
13526 (vectorizable_reduction): Handle nested cycles. In case of nested
13527 cycle keep track of the reduction variable position. Call
13528 vect_is_simple_reduction with additional parameter. Use original
13529 statement code in reduction epilogue for nested cycle. Call
13530 vect_create_epilog_for_reduction with additional parameter.
13531 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13532 inner-loop vectorization.
13533 (vect_recog_widen_sum_pattern): Likewise.
13534 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13536 (vect_mark_stmts_to_be_vectorized): Likewise.
13537 (vect_get_vec_def_for_operand): Handle nested cycles.
13539 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13541 * doc/invoke.texi (Debugging Options): Fix option index entries
13542 for -fdump-statistics, -frandom-seed add entries for
13543 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13544 (FRV Options): Fix entries for -mTLS, -mtls.
13545 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13546 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13547 (M68hc1x Options): Fix @itemx for -mnominmax.
13548 (MCore Options): Fix entry for -mno-lsim.
13549 (MMIX Options): Fix entry for -mabi=mmixware.
13550 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13552 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13554 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13555 Mention the plugin mode of gengtype.
13556 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13557 * gengtype.c: Updated copyright.
13558 (plugin_files, nb_plugin_files) Added new static variables.
13559 (measure_input_list) Care about plugin_files.
13560 (write_rtx_next): Added early return in plugin mode.
13561 (create_file): Updated copyright year in generated file. Added
13563 (oprintf): Added early return if NULL outf.
13564 (get_output_file_with_visibility): Care of plugin_files.
13565 (get_output_file_name): May return null.
13566 (write_local): Added early return.
13567 (put_mangled_filename): Ditto.
13568 (finish_root_table): Added check for base_files.
13569 (write_roots): Care about null when plugins.
13570 (main): Added plugin mode.
13572 2009-06-15 Ian Lance Taylor <iant@google.com>
13574 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13575 * gcov.c (read_count_file): Add braces around variables declared
13578 * c.opt (Wjump-misses-init): New warning.
13579 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13580 -Wall and -Wc++-compat if not already set.
13581 (c_common_post_options): Clear warn_jump_misses_init if it was not
13583 * c-decl.c (struct c_binding): Change type field to a union with
13584 new label field. Make it the first field in the struct. Update
13585 references to type to use u.type instead.
13586 (struct c_spot_bindings): Define.
13587 (struct c_goto_bindings): Define.
13588 (c_goto_bindings_p): Define, along with VECs.
13589 (struct c_label_vars): Define.
13590 (struct c_scope): Add has_label_bindings field.
13591 (bind_label, set_spot_bindings): New static functions.
13592 (decl_jump_unsafe, update_spot_bindings): New static functions.
13593 (update_label_decls): New static function.
13594 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13595 Update binding u.label field to shadowed field.
13596 (c_binding_start_stmt_expr): New function.
13597 (c_binding_end_stmt_expr): New function.
13598 (pushdecl): Don't call c_begin_vm_scope.
13599 (make_label): Add defining and p_label_vars parameters. Change
13601 (lookup_label): Correct test for whether a label has not yet been
13602 defined. Call bind_label rather than bind.
13603 (warn_about_goto): New static function.
13604 (lookup_label_for_goto): New function.
13605 (declare_label): Call bind_label rather than bind.
13606 (check_earlier_gotos): New static function.
13607 (define_label): Don't give errors about jumping into statement
13608 expressions or scopes of variably modified types. Call
13609 set_spot_bindings and check_earlier_gotos. Call bind_label
13610 instead of bind. Don't set label_context_stack_se or
13611 label_context_stack_vm.
13612 (c_get_switch_bindings): New function.
13613 (c_release_switch_bindings): New function.
13614 (c_check_switch_jump_warnings): New function.
13615 (start_function): Don't set label_context_stack_se or
13616 label_context_stack_vm.
13617 (finish_function): Likewise.
13618 * c-typeck.c (label_context_stack_se): Don't define.
13619 (label_context_stack_vm): Don't define.
13620 (c_finish_goto_label): Call lookup_label_for_goto rather than
13621 lookup_label. Don't give errors about jumping into a statement
13622 expression or the scope of a variably modified type. Don't set
13623 label_context_stack_se or label_context_stack_vm.
13624 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13625 fields. Add bindings field.
13626 (c_start_case): Don't set deleted fields. Set bindings field.
13627 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13628 or blocked_vm. Call c_check_switch_jump_warnings.
13629 (c_finish_case): Don't test blocked_stmt_expr field. Call
13630 c_release_switch_bindings.
13631 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13632 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13633 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13634 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13635 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13636 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13637 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13638 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13639 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13640 (C_DECL_UNJUMPABLE_VM): Don't define.
13641 (C_DECL_UNDEFINABLE_VM): Don't define.
13642 (struct c_label_list): Don't define.
13643 (struct c_label_context_se): Don't define.
13644 (struct c_label_context_vm): Don't define.
13645 (struct c_spot_bindings): Declare.
13646 (c_bindings_start_stmt_expr): Declare.
13647 (c_bindings_end_stmt_expr): Declare.
13648 (lookup_label_for_goto): Declare.
13649 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13650 (c_check_switch_jump_warnings): Declare.
13651 (label_context_stack_se, label_context_stack_vm): Don't declare.
13652 (c_finish_goto_label): Update declaration.
13653 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13654 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13655 (Warning Options): Document -Wjump-misses-init.
13657 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13659 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13662 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13664 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13666 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13668 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13670 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13672 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13674 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13676 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13677 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13678 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13679 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13680 * dwarf2asm.c (dw2_force_const_mem): Update call to
13681 make_decl_one_only.
13682 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13683 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13684 * langhooks.c (lhd_comdat_group): Remove.
13685 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13686 * tree.h (DECL_COMDAT_GROUP): New.
13687 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13688 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13689 (make_decl_one_only): Change signature.
13690 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13691 make_decl_one_only.
13692 (make_decl_one_only): Change signature.
13693 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13695 2009-06-15 Richard Guenther <rguenther@suse.de>
13697 PR middle-end/40439
13698 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13700 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13702 * tree-ssa-math-opts.c: Remove extra divide.
13704 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13706 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13708 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13710 * passes.c: Add bswap pass.
13711 * tree-pass.h: Add pass_optimize_bswap declaration.
13712 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13713 Include rtl.h, expr.h and optabs.h for optab_handler check.
13714 (struct symbolic_number, pass_optimize_bswap): New definition.
13715 (do_shift_rotate, verify_symbolic_number_p): New functions.
13716 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13717 (gate_optimize_bswap): New function.
13718 * tree.c (widest_int_cst_value): New function.
13719 * tree.h (widest_int_cst_value): Prototype added.
13721 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13723 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13724 REG_EQUAL/REG_EQUIV notes.
13726 2009-06-14 Richard Guenther <rguenther@suse.de>
13728 PR middle-end/40389
13729 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13730 has its address taken if NRV was applied and it is addressable.
13731 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13732 function split out from ...
13733 (get_constraint_for_1): ... here.
13734 (handle_rhs_call): Use it to mark the return slot escaped if
13735 it is addressable and NRV was applied.
13737 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13739 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13740 Change first argument type to location_t.
13741 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13742 Do not set input_location.
13743 Use loc instead of input_location throughout.
13745 2009-06-13 Richard Guenther <rguenther@suse.de>
13747 PR tree-optimization/40421
13748 * tree-predcom.c (should_unroll_loop_p): Remove.
13749 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13751 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13753 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13754 Add location argument.
13756 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13758 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13760 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13761 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13762 * config/spu/spu-protos.h: Add location to
13763 spu_resolve_overloaded_builtin.
13764 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13765 spu_build_builtin_va_list.
13766 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13767 argument. Pass location to build_function_call_vec.
13768 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13770 (emit_fpu_switch): Same.
13771 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13772 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13773 to build_decl and create_artificial_label.
13774 (xtensa_gimplify_va_arg_expr): Same.
13775 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13776 (xstormy16_gimplify_va_arg_expr): Same.
13777 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13778 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13779 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13780 (mips16_build_function_stub): Same.
13781 (mips16_build_call_stub): Same.
13783 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13786 * arm/constraints.md (Pa, Pb): New constraints.
13787 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13788 split pattern to deal with them.
13790 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13792 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13793 fix index entry for -Xpreprocessor.
13795 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13797 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13798 Add location argument to build_decl call.
13799 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13800 (rs6000_init_builtins): Same.
13801 (spe_init_builtins): Same.
13802 (rs6000_gimplify_va_arg): Add location argument to
13803 create_artificial_label call.
13805 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13807 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13808 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13809 * Makefile.in: Fix GGC dependency for gcse.o.
13811 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13813 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13814 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13815 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13817 * c-parser.c (c_parser_binary_expression): Use current column while
13818 building binary operations.
13819 * common.opt (fshow-column): Enable by default.
13820 * tree-vrp.c (check_array_ref): Use warning_at.
13821 (check_array_bounds): Use location from call back if expr has no
13823 * tree.h: Add location argument to maybe_fold_*.
13824 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13825 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13826 (maybe_fold_offset_to_component_ref): Same.
13827 (maybe_fold_offset_to_reference): Same.
13828 (maybe_fold_offset_to_address): Same.
13829 (maybe_fold_stmt_indirect): Same.
13830 (maybe_fold_stmt_addition): Same.
13831 (fold_stmt_r): Pass location to maybe_fold_*.
13832 (fold_gimple_assign): Same.
13833 * c-tree.h: Add location argument to finish_decl,
13834 default_function_array_conversion, store_init_value.
13835 * c-decl.c (define_label): Use error_at.
13836 (c_make_fname_decl): Pass location to finish_decl.
13837 (finish_decl): New location argument.
13838 (build_compound_literal): Pass location to store_init_value.
13839 (grokdeclarator): Pass location to finish_decl.
13841 * c-typeck.c (array_to_pointer_conversion): New location argument.
13842 (function_to_pointer_conversion): Same.
13843 (default_function_array_conversion): Same.
13844 (parser_build_unary_op): Pass location to overflow_warning.
13845 (parser_build_binary_op): Same. Use warning_at.
13846 (build_unary_op): Pass location to array_to_pointer_conversion.
13847 (build_c_cast): Pass location to digest_init.
13848 (build_modify_expr): New location argument.
13849 (convert_for_assignment): Same.
13850 (store_init_value): Same.
13851 (digest_init): Same.
13852 (output_init_element): Pass location to digest_init and
13853 array_to_pointer_conversion.
13854 (c_finish_return): Pass location to convert_for_assignment.
13855 * gimplify.c (gimplify_conversion): Pass location to
13856 maybe_fold_offset_to_address.
13857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13858 to maybe_fold_stmt_addition.
13859 * c-omp.c (c_finish_omp_atomic): Pass new location to
13861 (c_finish_omp_for): Same.
13862 * c-common.c (overflow_warning): New argument.
13863 * c-common.h: New argument to build_modify_expr, overflow_warning.
13864 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13866 (c_parser_initializer): Pass location to
13867 default_function_array_conversion.
13868 (c_parser_initelt): Same.
13869 (c_parser_initval): Same.
13870 (c_parser_asm_operands): Same.
13871 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13872 (c_parser_conditional_expression): Same.
13873 (c_parser_binary_expression): Add location info to stack. Use it.
13874 (c_parser_unary_expression): Pass location to
13875 default_function_array_conversion, parser_build_unary_op,
13876 build_indirect_ref, c_parser_postfix_expression_after_primary.
13877 (c_parser_postfix_expression_after_primary): New location argument.
13879 (c_parser_expression_conv): Pass location to
13880 default_function_array_conversion.
13881 (c_parser_expr_list): Same.
13882 (c_parser_omp_atomic): Same.
13883 (c_parser_omp_for_loop): Same.
13884 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13885 (build_array_declarator): New argument.
13886 * c-decl.c (build_array_declarator): Add location argument.
13887 (grokdeclarator): Set id_loc for cdk_array.
13888 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13889 build_array_declarator.
13890 * tree.c (build_omp_clause): Add location argument.
13891 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13892 (OMP_CLAUSE_LOCATION): New macro.
13893 (struct tree_omp_clause): Add location field.
13894 (build_omp_clause): Add argument.
13895 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13896 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13898 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13899 (cp_parser_omp_clause_collapse): Same.
13900 (cp_parser_omp_clause_default): Same.
13901 (cp_parser_omp_clause_if): Same.
13902 (cp_parser_omp_clause_nowait): Same.
13903 (cp_parser_omp_clause_num_threads): Same.
13904 (cp_parser_omp_clause_ordered): Same.
13905 (cp_parser_omp_clause_schedule): Same.
13906 (cp_parser_omp_clause_untied): Same.
13907 (cp_parser_omp_for_loop): Same.
13908 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13909 * c-tree.h (c_start_case): Add location argument.
13910 (c_process_expr_stmt): Same.
13911 (c_finish_goto_*): Same.
13912 * tree-parloops.c (initialize_reductions): Pass location to
13914 (create_parallel_loop): Same.
13915 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13916 (gfc_trans_omp_reduction_list): Same.
13917 (gfc_trans_omp_clauses): Same.
13918 (gfc_trans_omp_do): Same.
13919 * c-typeck.c (c_finish_goto_label): Same.
13920 (c_finish_goto_ptr): New location argument.
13921 (c_start_case): Same.
13922 (emit_side_effect_warnings): Same.
13923 (c_process_expr_stmt): Same.
13924 (c_finish_stmt_expr): Same.
13925 (c_finish_omp_clauses): Use error_at instead of error.
13926 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13928 * c-omp.c (c_split_parallel_clauses): New location argument.
13929 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13930 to build_omp_clause.
13931 (convert_local_reference_stmt): Same.
13932 (convert_gimple_call): Same.
13933 * c-common.h (c_split_parallel_clauses): New argument.
13934 * c-parser.c (c_parser_statement_after_labels): Pass location to
13935 c_finish_goto_label.
13936 (c_parser_switch_statement): Pass location to c_start_case.
13937 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13938 and c_process_expr_stmt.
13939 (c_parser_omp_variable_list): Add location argument.
13940 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13941 (c_parser_omp_clause_default): Same.
13942 (c_parser_omp_clause_if): Same.
13943 (c_parser_omp_clause_num_threads): Same.
13944 (-c_parser_omp_clause_ordered): Same.
13945 (c_parser_omp_clause_reduction): Pass location to
13946 c_parser_omp_variable_list.
13947 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13948 (c_parser_omp_clause_untied): Same.
13949 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13950 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13952 * c-tree.h (check_for_loop_decls, undeclared_variable,
13953 build_component_ref, build_array_ref, build_external_ref,
13954 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13955 build_conditional_expr, build_compound_expr, c_cast_expr,
13956 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13957 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13959 * c-semantics.c (build_stmt): Same.
13960 (build_case_label): Same.
13961 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13962 (undeclared_variable): New argument.
13963 (make_label): Same.
13964 (lookup_label): Pass location on down.
13965 (define_label): Same.
13966 (finish_decl): Same.
13967 (build_compound_literal): Same.
13968 (finish_struct): Same.
13969 (finish_function): Do not set location here.
13970 (check_for_loop_decls): New argument.
13971 * tree.c (save_expr): Set location.
13972 (build_empty_stmt): New argument.
13973 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13974 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13975 * builtins.c (gimplify_va_arg_expr): Use locations.
13976 (expand_builtin_sync_operation): Same.
13977 * c-typeck.c (build_component_ref): New argument.
13978 (build_array_ref): Same.
13979 (build_external_ref): Same.
13980 (c_expr_sizeof_expr): Same.
13981 (c_expr_sizeof_type): Same.
13982 (parser_build_unary_op): Same.
13983 (build_conditional_expr): Same.
13984 (build_compound_expr): Pass location on down.
13985 (build_compound_expr): New argument.
13986 (build_c_cast): Same.
13987 (c_cast_expr): Same.
13988 (build_asm_expr): Same.
13989 (c_finish_return): Same.
13990 (c_process_expr_stmt): Pass location on down.
13991 (c_finish_stmt_expr): New argument.
13992 (push_clenaup): Same.
13993 (c_finish_omp_parallel): Same.
13994 (c_finish_omp_task): Same.
13995 * gimplify.c (gimplify_call_expr): Pass location on down.
13996 * c-omp.c (c_finish_omp_master): New argument.
13997 (c_finish_omp_critical): Same.
13998 (c_finish_omp_ordered): Same.
13999 (c_finish_omp_barrier): Same.
14000 (-c_finish_omp_taskwait): Same.
14001 (c_finish_omp_atomic): Same.
14002 (c_finish_omp_flush): Same.
14003 * tree-inline.c (copy_tree_body_r): Pass location on down.
14004 (inline_forbidden_p): Remove use of input_location.
14005 * c-gimplify.c (c_build_bind_expr): New argument.
14006 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14007 (c_sizeof_or_alignof_type): New argument.
14008 (c_alignof_expr): Same.
14009 (build_va_arg): Same.
14010 (c_add_case_label): Same.
14011 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14012 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14013 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14014 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14015 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14016 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14018 * stub-objc.c (objc_build_selector_expr): Same.
14019 (objc_build_throw_stmt): Same.
14020 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14021 (c_parser_initelt): Same.
14022 (c_parser_compound_statement): Same.
14023 (c_parser_compound_statement_nostart): Same.
14024 (c_parser_label): Same.
14025 (c_parser_statement_after_labels): Same.
14026 (c_parser_if_body): Same.
14027 (c_parser_else_body): Same.
14028 (c_parser_if_statement): Same.
14029 (c_parser_switch_statement): Same.
14030 (c_parser_while_statement): Same.
14031 (c_parser_do_statement): Same.
14032 (c_parser_for_statement): Same.
14033 (c_parser_asm_statement): Same.
14034 (c_parser_conditional_expression): Same.
14035 (c_parser_binary_expression): Same.
14036 (c_parser_cast_expression): Same.
14037 (c_parser_unary_expression): Same.
14038 (c_parser_sizeof_expression): Same.
14039 (c_parser_alignof_expression): Same.
14040 (c_parser_postfix_expression): Same.
14041 (c_parser_expression): Same.
14042 (c_parser_objc_receiver): Same.
14043 (c_parser_omp_variable_list): Same.
14044 (c_parser_omp_structured_block): Same.
14045 (c_parser_omp_atomic): New argument.
14046 (c_parser_omp_barrier): Same.
14047 (c_parser_omp_critical): Same.
14048 (c_parser_omp_flush): Pass location on down.
14049 (c_parser_omp_for_loop): New argument.
14050 (c_parser_omp_for): Same.
14051 (c_parser_omp_master): Same.
14052 (c_parser_omp_ordered): Same.
14053 (c_parser_omp_sections_scope): Same.
14054 (c_parser_omp_sections): Same.
14055 (c_parser_omp_parallel): Same.
14056 (c_parser_omp_single): Same.
14057 (c_parser_omp_task): Same.
14058 (c_parser_omp_taskwait): Pass location on down.
14059 (c_parser_omp_construct): Same.
14060 (c_parser_omp_threadprivate): Same.
14061 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14062 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14063 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14064 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14065 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14066 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14067 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14068 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14069 config/i386/i386.c, stmt.c:
14070 Add location argument to the following function definitions and/or
14071 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14072 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14073 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14074 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14075 do_case, c_finish_bc_stmt, build_compound_literal,
14076 build_function_call.
14077 * c-decl.c (build_compound_literal): Add location argument.
14078 Make all diagnostic calls use location.
14079 (start_struct): Same.
14080 (finish_struct): Same.
14081 (start_enum): Same.
14082 (build_enumerator): Same.
14083 (start_function): Same.
14084 (grokdeclarator): Make all diagnostic calls use location.
14085 (store_parm_decls_oldstyle): Same.
14086 * c-typeck.c (build_function_call): Add location argument.
14087 Make all diagnostic calls use location.
14089 (c_finish_bc_stmt): Same.
14090 * tree-nested.c (get_trampoline_type): Add argument.
14091 Pass location to build_decl.
14092 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14093 * rtl.h (RTL_LOCATION): New.
14094 * c-common.c (c_add_case_label): Add location argument.
14095 Make all diagnostic calls use location.
14096 * c-common.h: Add location argument to make_fname_decl, do_case,
14097 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14098 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14099 Set it appropriately for every case. Pass enum_loc to start_enum
14100 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14102 (c_parser_struct_or_union_specifier): Save location. Use it for
14103 start_struct, finish_struct, and parser_xref_tag.
14105 2009-06-12 Ian Lance Taylor <iant@google.com>
14107 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14109 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14110 cpp_opts->warn_cxx_operator_names.
14112 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14115 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14116 is returns NULL and OP is a VCE, look through the VCE.
14118 2009-06-12 Ian Lance Taylor <iant@google.com>
14121 * collect2.c (main): Use CONST_CAST2 in code inside #if
14122 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14124 2009-06-12 Joey Ye <joey.ye@intel.com>
14126 PR middle-end/39146
14127 * cfgexpand.c (get_decl_align_unit): Update
14128 max_used_stack_slot_alignment with align instead of
14129 stack_alignment_needed.
14131 * function.c (assign_stack_local_1): Update
14132 max_used_stack_slot_alignment with alignment_in_bits instead
14133 of stack_alignment_needed.
14134 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14137 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14139 * dwarf2out.c (last_var_location_insn): New variable.
14140 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14141 (dwarf2out_var_location): Don't record anything after last real
14142 insn. Only change labels if there were any real instructions
14143 in between last note and this one, or if changed sections.
14145 2009-06-11 Richard Henderson <rth@redhat.com>
14147 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14148 note when storing the frame pointer in a register.
14149 (FRP): Don't redefine to nothing for epilogue.
14150 (alpha_expand_epilogue): Mark register and sp restores.
14151 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14153 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14154 when gen_lowpart is needed.
14156 2009-06-11 Richard Henderson <rth@redhat.com>
14158 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14160 * dwarf2out.c (need_data_align_sf_opcode): New.
14161 (div_data_align): Move earlier.
14162 (def_cfa_1, reg_save): Use it.
14164 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14166 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14167 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14168 (ix86_handle_option): Handle OPT_mcrc32.
14169 (ix86_target_string): Add -mcrc32.
14170 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14172 * config/i386/i386.h (TARGET_CRC32): New.
14174 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14175 (sse4_2_crc32di): Likewise.
14177 * config/i386/i386.opt (mcrc32): New.
14179 * doc/invoke.texi: Document -mcrc32.
14181 2009-06-11 Richard Henderson <rth@redhat.com>
14183 * common.opt (gdwarf-): Accept a version number.
14184 * doc/invoke.texi (gdwarf-): Update docs.
14185 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14186 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14187 version level, and record it.
14189 * dwarf2.h (DW_CIE_VERSION): Remove.
14190 * dwarf2out.c (DWARF_VERSION): Remove.
14191 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14192 (output_call_frame_info): Use CIE version 3 for dwarf3,
14193 or if the return register column is out of range for version 1.
14194 (dwarf_stack_op_name): Add all dwarf3 values.
14195 (DEBUG_PUBTYPES_SECTION): New.
14196 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14197 encoding change for dwarf3.
14198 (output_die) [dw_val_class_die_ref]: Likewise.
14199 (output_compilation_unit_header): Emit correct version for dwarf3.
14200 (output_line_info): Likewise.
14201 (output_pubnames): Update for DWARF_VERSION removal.
14202 (output_aranges): Likewise.
14203 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14204 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14205 (dwarf2out_finish): Likewise.
14207 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14209 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14212 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14215 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14216 * builtins.c (expand_builtin_unreachable): New function.
14217 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14218 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14219 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14221 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14222 searching for missing barriers.
14224 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14226 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14227 when -fprofile-generate* was passed.
14228 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14230 2009-06-11 Anthony Green <green@moxielogic.com>
14232 * config/moxie/moxie.md: Define length attribute for all instructions.
14234 (*b<cond:code>): Support limited branch ranges for new PC-relative
14235 branch instructions.
14236 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14238 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14240 * config/i386/i386.c (min_insn_size): Use get_attr_length
14241 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14242 For __asm return 0.
14244 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14245 instead of emit_insn_before.
14247 2009-06-10 Ian Lance Taylor <iant@google.com>
14250 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14253 2009-06-10 Revital Eres <eres@il.ibm.com>
14255 * passes.c (init_optimization_passes): Reschedule
14256 predictive-commoning pass before complete unroll pass.
14258 2009-06-10 Martin Jambor <mjambor@suse.cz>
14260 * cgraph.c (cgraph_node_can_be_local_p): New function.
14261 (cgraph_make_node_local): New function.
14262 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14263 (cgraph_make_node_local): Declare.
14265 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14267 * tree.h (tree_base): Add packed_flag and user_align fields.
14268 Decrease size of spare field.
14269 (TYPE_USER_ALIGN): Use user_align from tree_base.
14270 (DECL_USER_ALIGN): Likewise.
14271 (TYPE_PACKED): Use packed_flag from tree_base.
14272 (DECL_PACKED): Likewise.
14273 (tree_type): Delete packed_flag and user_align fields. Widen
14274 precision field. Widen mode field and shuffle fields to align
14275 mode on an 8-bit boundary.
14276 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14277 Renumber decl_flag_* fields. Fix comments. Widen
14278 decl_common_unused field.
14279 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14280 (DECL_EXTERNAL): Likewise.
14281 (DECL_BIT_FIELD): Likewise.
14282 (DECL_NONADDRESSABLE_P): Likewise.
14283 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14284 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14286 2009-06-10 Ian Lance Taylor <iant@google.com>
14288 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14289 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14290 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14291 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14292 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14293 DEF_VEC_ALLOC_FUNC_P.
14294 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14295 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14296 DEF_VEC_ALLOC_FUNC_O.
14297 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14298 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14299 DEF_VEC_ALLOC_FUNC_I.
14300 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14301 (vec_stack_p_reserve_exact_1): Declare.
14302 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14303 (vec_stack_free): Declare.
14304 (VEC_stack_alloc): Define.
14305 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14306 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14307 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14308 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14310 (stack_vecs): New static variable.
14311 (vec_stack_p_reserve_exact_1): New function.
14312 (vec_stack_o_reserve_1): New static function.
14313 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14314 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14315 (vec_stack_free): New function.
14316 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14317 (VEC_df_ref_stack_alloc): Define.
14318 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14319 DEF_VEC_ALLOC_P_STACK.
14320 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14321 (struct df_collection_rec): Change _vec fields to VEC. Remove
14323 (df_free_collection_rec): Adjust for new fields.
14324 (df_insn_rescan): Use new df_collection_rec fields.
14325 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14326 (df_ref_create_structure, df_ref_record): Likewise.
14327 (df_get_conditional_uses, df_get_call_refs): Likewise.
14328 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14329 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14330 (df_record_exit_block_uses, df_bb_verify): Likewise.
14331 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14332 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14333 Remove count parameter. Change return type to void. Change all
14335 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14336 Remove count parameter. Change return type to void. Change all
14338 (df_install_refs): Change old_vec parameter to VEC. Remove count
14339 parameter. Change all callers.
14340 (df_install_mws): Change old_vec parameter to VEC. Remove count
14341 parameter. Change all callers.
14342 (df_refs_verify): Change new_rec parameter to VEC. Change call
14344 (df_mws_verify): Likewise.
14346 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14348 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14350 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14352 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14354 2009-06-10 Anthony Green <green@moxielogic.com>
14356 * config/moxie/crti.asm: New file.
14357 * config/moxie/crtn.asm: New file.
14358 * config/moxie/moxie.c: New file.
14359 * config/moxie/moxie.h: New file.
14360 * config/moxie/sfp-machine.h: New file.
14361 * config/moxie/moxie-protos.h: New file.
14362 * config/moxie/t-moxie: Created.
14363 * config/moxie/t-moxie-softfp: Created.
14364 * config/moxie/moxie.md: Created.
14365 * config/moxie/constraints.md: Created.
14366 * config.gcc: Add moxie support.
14367 * doc/md.texi (Machine Constraints): Add moxie constraints.
14368 * doc/contrib.texi (Contributors): Mention moxie port.
14369 * doc/install.texi (Specific): Mention the moxie port.
14371 2009-06-09 Ian Lance Taylor <iant@google.com>
14373 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14374 compiling with C++.
14375 * optabs.c (optab_table): Only use designated initializers if
14376 HAVE_DESIGNATED_INITIALIZERS is defined.
14377 (convert_optab_table): Likewise.
14378 (init_optabs): Always call init_insn_codes if
14379 HAVE_DESIGNATED_INITIALIZERS is not defined.
14381 2009-06-09 Ian Lance Taylor <iant@google.com>
14383 * targhooks.c (default_builtin_vectorized_function): Change fn
14384 parameter to unsigned int.
14385 (default_builtin_vectorized_conversion): Change code parameter to
14387 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14388 * targhooks.h: Update declarations.
14389 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14390 parameter to unsigned int.
14392 * c-typeck.c (comptypes_check_enum_int): New static function.
14393 (comptypes_internal): Add enum_and_int_p parameter. Change all
14395 (comp_target_types): Add location parameter. Change all callers.
14396 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14397 Change all callers.
14398 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14399 (build_conditional_expr): Add colon_loc parameter. Change all
14401 (convert_for_assignment): Add location parameter. Change all callers.
14402 * c-parser.c (c_parser_conditional_expression): Pass location of
14403 colon to build_conditional_expr.
14404 * c-tree.h (build_conditional_expr): Update declaration.
14406 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14408 * graphite.c: Revert previous patch.
14410 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14413 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14415 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14417 * tree-ssa-loop-prefetch.c
14418 (loop_prefetch_arrays): Fixed a portability problem in printf format
14421 2009-06-09 Martin Jambor <mjambor@suse.cz>
14423 PR tree-optimization/40351
14424 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14425 refrence to a potential artifical subaccess can be constructed.
14427 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14429 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14430 (sh_override_options): Likewise.
14431 * config/sh/sh.c: Include params.h.
14432 (sh_optimization_options): New.
14433 (sh_override_options): Likewise.
14434 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14435 (OVERRIDE_OPTIONS): Use sh_override_options.
14437 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14439 * dwarf2out.c (emit_cfa_remember): New variable.
14440 (add_fde_cfi): If emit_cfa_remember, recurse to add
14441 DW_CFA_remember_state first.
14442 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14443 instead just set emit_cfa_remember.
14445 2009-06-08 Jan Hubicka <jh@suse.cz>
14448 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14450 2009-06-08 Jan Hubicka <jh@suse.cz>
14452 PR middle-end/39834
14453 * cgraphunit.c (save_inline_function_body): Do not copy transform
14454 hooks for saved inline bodies.
14455 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14456 for given function.
14458 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14460 * jump.c (returnjump_p): Handle delayed branches. Add missing
14463 2009-06-08 Jan Hubicka <jh@suse.cz>
14465 PR middle-end/40102
14466 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14467 original node might've been modified.
14468 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14470 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14472 * tree-object-size.c (addr_object_size): Add OSI argument.
14473 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14474 (compute_builtin_object_size, expr_object_size): Adjust callers.
14475 (plus_stmt_object_size): Call addr_object_size instead of
14476 compute_builtin_object_size.
14478 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14479 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14481 * tree-ssa-loop-prefetch.c
14482 (gather_memory_references): Introduced a counter for the number of
14484 (anything_to_prefetch_p): Introduced a counter for the number of
14486 (is_loop_prefetching_profitable): New function with a cost model
14488 (loop_prefetch_arrays): Use the new cost model to determine if
14489 prefetching is profitable.
14490 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14491 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14492 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14493 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14494 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14495 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14497 2009-06-08 Michael Matz <matz@suse.de>
14500 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14501 partitions use the same.
14502 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14503 for basevars of SSA_NAMEs.
14504 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14505 to not expand them twice.
14506 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14509 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14511 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14512 (fdump-final-insns=, gtoggle): New.
14513 * doc/invoke.texi: Document them.
14514 * final.c (rest_of_clean_state): Dump final insn stream.
14515 * gcc.c (invoke_as): Hook in -fcompare-debug.
14516 (static_spec_functions): Add compare-debug-dump-opt,
14517 compare-debug-self-opt and compare-debug-auxbase-opt.
14518 (compare_debug, compare_debug_second, compare_debug_opt): New.
14519 (switches_debug_check, n_switches_debug_check): New.
14520 (debug_auxbase_opt, debug_check_temp_file): New.
14521 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14523 (do_self_spec): Handle arguments after switches.
14524 (do_spec_1): Add .gk extension to temp file basenames for compare.
14525 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14526 (cc1_options): Use it instead of normal auxbase computation for
14527 the second compare-debug compilation.
14528 (compare_files): New.
14529 (main): Set up and implement compare debug mode.
14530 (compare_debug_dump_opt_spec_function): New.
14531 (compare_debug_self_opt_spec_function): New.
14532 (compare_debug_auxbase_opt_spec_function): New.
14533 * toplev.c (process_options): Handle flag_gtoggle,
14534 flag_dump_final_insns.
14535 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14536 during -fcompare-debug-second compilation.
14538 2009-06-07 Ian Lance Taylor <iant@google.com>
14540 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14541 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14543 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14544 with no default node. Change warning with %H to warning_at.
14545 Don't clear warn_switch around case checking.
14546 * doc/invoke.texi (Warning Options): Clarify distinction between
14547 -Wswitch and -Wswitch-enum.
14549 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14551 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14553 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14555 * gbl-ctors.h: Add header guard.
14557 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14559 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14560 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14561 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14562 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14563 prototypes for removed functions.
14564 (expressions_equal_p): Move to ...
14565 * tree-ssa-sccvn.h: ... here and ...
14566 * matrix-reorg.c: ... adjust includes.
14568 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14570 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14572 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14574 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14575 (finish_function): Remove erroneous whitespace.
14577 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14579 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14580 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14582 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14584 * errors.c (internal_error): Commentary typo fix.
14585 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14586 * tree-ssa-pre.c: Ditto.
14588 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14590 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14591 them is supposed to hold actual statements.
14593 2009-06-06 Ian Lance Taylor <iant@google.com>
14595 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14596 empty statements can now have attributes.
14598 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14600 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14601 * config/mips/mips.md: Ditto.
14603 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14605 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14607 (__eabi_uconvert): Likewise.
14609 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14611 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14612 CFI_* definitions with IN_GCC.
14614 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14616 * xcoffout.h (xcoffout_source_line): Update prototype.
14618 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14620 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14621 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14623 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14625 PR middle-end/40340
14626 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14627 inlined_function_outer_scope_p blocks for artificial inlines
14629 * tree.c (tree_nonartificial_location): Rewrite using
14630 block_nonartificial_location.
14632 2009-06-05 Revital Eres <eres@il.ibm.com>
14633 Leehod Baruch <leehod@il.ibm.com>
14635 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14636 (expand_expr_real_1): Remove comment.
14637 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14638 Vectorize misaligned access when the target supports it.
14639 (vect_supportable_dr_alignment): Check for unaligned access support.
14640 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14643 2009-06-05 Julian Brown <julian@codesourcery.com>
14645 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14646 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14648 2009-06-05 Richard Guenther <rguenther@suse.de>
14651 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14652 as possibly unused.
14654 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14656 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14657 (save_gprs): Don't tell unwinder when a global register is saved.
14658 (s390_emit_epilogue): Emit needed epilogue unwind info.
14660 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14662 * dwarf2out.c (deferred_asm_name): New.
14663 (add_name_and_src_coords_attributes): Defer creation of
14664 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14666 (move_linkage_attr): New.
14667 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14670 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14672 * tree-nested.c (finalize_nesting_tree_1): Declare the
14673 frame_decl in the binding tree.
14675 2009-06-04 Cary Coutant <ccoutant@google.com>
14677 * basic-block.h (struct basic_block_def): Add discriminator field.
14678 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14680 * debug.c (do_nothing_debug_hooks): Add additional entry.
14681 (debug_nothing_int_charstar_int): New function.
14682 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14683 (debug_nothing_int_charstar_int): New declaration.
14684 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14685 discriminator value in .loc directive.
14686 * final.c (last_discriminator): New variable.
14687 (discriminator): New variable.
14688 (final_start_function): Initialize above variables, pass current
14689 discriminator to debug hook.
14690 (notice_source_line): Check for discriminator change.
14691 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14692 * sdbout.c (sdbout_source_line): New parameter.
14693 * tree-cfg.c (struct locus_discrim_map): New structure type.
14694 (discriminator_per_locus): New hash table.
14695 (build_gimple_cfg): Allocate and free discriminator hash table.
14696 (make_edges): Call assign_discriminator.
14697 (locus_map_hash): New function.
14698 (locus_map_eq): New function.
14699 (next_discriminator_for_locus): New function.
14700 (same_line_p): New function.
14701 (assign_discriminator): New function.
14702 (make_cond_expr_edges): Call assign_discriminator.
14703 (make_gimple_switch_edges): Likewise.
14704 (first_non_label_stmt): New function.
14705 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14707 * xcoffout.c (xcoffout_source_line): Add new parameter.
14709 * configure.ac (gcc_cv_as_discriminator): New configury check for
14710 gas support for discriminator.
14711 * configure: Regenerate.
14712 * config.in: Regenerate.
14714 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14716 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14717 val after checking for integers.
14719 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14721 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14723 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14724 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14725 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14726 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14727 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14728 X64_SSE_REGPARM_MAX.
14729 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14730 X64_SSE_REGPARM_MAX.
14732 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14734 * gcc.c (report_times_to_file): New.
14735 (execute): Implement it.
14736 (process_command): Support -time=.
14737 * doc/invoke.texi: Document it.
14739 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14741 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14742 that have value exprs.
14744 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14746 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14747 declarations for constants until...
14748 (dw2_output_indirect_constant_1): ... this point.
14750 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14753 * arm.md (arm_addsi3): Don't try to split an add with an
14754 eliminable register until after reload has completed.
14756 2009-06-03 Ian Lance Taylor <iant@google.com>
14758 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14759 * genattrtab.c (write_length_unit_log): Likewise.
14760 * genchecksum.c (dosum): Likewise.
14761 * gengtype.c (write_rtx_next): Likewise.
14762 (finish_root_table, write_roots): Likewise.
14763 * gimple.c (gimple_ops_offset_): Likewise.
14764 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14765 * config/arc/arc.c (arc_attribute_table): Likewise.
14766 * config/arm/arm.c (arm_attribute_table): Likewise.
14767 * config/avr/avr.c (avr_attribute_table): Likewise.
14768 * config/crx/crx.c (crx_attribute_table): Likewise.
14769 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14770 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14771 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14772 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14773 * config/sh/sh.c (sh_attribute_table): Likewise.
14774 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14775 * config/spu/spu.c (spu_attribute_table): Likewise.
14776 * config/v850/v850.c (v850_attribute_table): Likewise.
14778 * config/alpha/alpha.c (vms_attribute_table): Make static.
14779 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14780 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14781 * config/mips/mips.c (mips_attribute_table): Likewise.
14783 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14785 (cc1-checksum.o): Likewise.
14787 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14789 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14791 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14793 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14794 insn if it is changing sp. Use gen_add3_insn instead of
14795 conditionally gen_addsi3 and gen_adddi3.
14796 (offset_below_red_zone_p): New static inline function.
14797 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14798 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14799 * config/rs6000/ppc-asm.h: Include auto-host.h.
14800 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14801 CFI_RESTORE): Define.
14802 * config/rs6000/crtresxgpr.asm: Add unwind info.
14803 * config/rs6000/crtresxfpr.asm: Likewise.
14804 * config/rs6000/crtresgpr.asm: Likewise.
14805 * config/rs6000/crtresfpr.asm: Likewise.
14806 * config/rs6000/crtsavgpr.asm: Likewise.
14807 * config/rs6000/crtsavfpr.asm: Likewise.
14809 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14810 argument of DWARF2_FRAME_REG_OUT macros.
14812 2009-06-03 Julian Brown <julian@codesourcery.com>
14814 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14815 words or less (including TImode) in core registers.
14817 2009-06-03 Richard Guenther <rguenther@suse.de>
14819 PR middle-end/40328
14820 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14822 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14824 * statistics.c (statistics_counter_event): Do not record event
14825 in pass dump if its number == -1.
14826 (curr_statistics_hash): Add assert that we never get passes
14827 with static number == -1.
14829 2009-06-03 Richard Guenther <rguenther@suse.de>
14830 Andrey Belevantsev <abel@ispras.ru>
14832 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14833 non-BLKmode arrays addressable.
14835 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14837 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14838 * config/m68k/m68k.h: ... here.
14840 2009-06-03 Martin Jambor <mjambor@suse.cz>
14842 PR tree-optimization/40323
14843 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14846 2009-06-03 Richard Guenther <rguenther@suse.de>
14848 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14851 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14853 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14854 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14855 JUMP_TABLE_DATA_P where applicable.
14856 * config/sh/sh.c: Ditto.
14857 * config/sh/sh.h: Ditto.
14858 * config/sh/sh.md: Ditto.
14859 * config/sh/symbian.c: Ditto.
14861 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14863 * config/i386/driver-i386.c (describe_cache): Optimize
14864 concatenation of strings. Use snprintf instead of sprintf.
14865 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14866 target when not compiling with GCC.
14868 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14870 * config/sh/sh.c: Revert last change.
14871 (sh_expand_epilogue): Emit a blockage insn before the frame
14872 pointer adjustment unconditionally.
14874 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14876 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14877 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14878 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14879 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14880 to COLLECT_GCC_OPTIONS.
14882 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14884 * collect2.c (target_system_root): New variable.
14885 (main): Handle --sysroot=.
14886 (ignore_library): Strip the sysroot from the library path.
14888 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14890 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14891 (collect2.o): Depend on collect2-aix.h.
14892 (collect2-aix.o): New rule.
14893 * collect2-aix.h: New file.
14894 * collect2-aix.c: Likewise.
14895 * collect2.c: Include collect2-aix.h. Don't undefine
14896 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14897 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14898 Use TARGET_AIX_VERSION instead of _AIX51.
14899 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14900 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14901 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14902 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14903 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14905 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14907 * collect2.c (ignore_library): Avoid premature post-increment
14908 and null deference.
14910 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14912 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14913 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14914 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14915 CROSS_DIRECTORY_STRUCTURE too.
14916 (LINK_LIBG_SPEC): Likewise.
14917 (LIB_SPEC): Add %R to sysroot paths.
14918 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14919 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14920 * config/rs6000/aix51.h: As for aix43.h.
14921 * config/rs6000/aix52.h: Likewise.
14922 * config/rs6000/aix53.h: Likewise.
14923 * config/rs6000/aix61.h: Likewise.
14924 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14925 to the beginning of sysroot paths.
14927 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14929 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14930 INSN_LISTs that are out of the REG_NOTE range.
14932 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14934 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14935 (struct var_to_expand): Likewise.
14936 (struct opt_info): Add head and tail for linked lists of the above.
14937 (analyze_insn_to_expand_var): Initialize next.
14938 (analyze_iv_to_split_insn): Likewise.
14939 (analyze_insns_in_loop): Create linked lists.
14940 (allocate_basic_variable): Simplify for use without hash table.
14941 (insert_var_expansion_initialization): Likewise, make it type-safer.
14942 (combine_var_copies_in_loop_exit): Likewise.
14943 (apply_opt_in_copies): Walk lists rather than hash tables.
14944 (release_var_copies): Simplified and inlined by hand into...
14945 (free_opt_info): ... this function.
14947 2009-06-02 Richard Guenther <rguenther@suse.de>
14949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14952 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14954 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14955 only for builtins that are not overridden.
14957 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14959 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14962 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14964 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14966 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14968 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14970 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14972 * common.opt (fdump-unnumbered-links): New.
14973 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14974 * print-rtl.c (flag_dump_unnumbered_links): New.
14975 (print_rtx): Test it.
14977 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14979 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14980 push/pop multiple to 8-byte alignment.
14982 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14984 * config/i386/i386.c (queued_cfa_restores): New static variable.
14985 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14987 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14988 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14989 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14990 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14991 note unconditionally.
14992 (ix86_emit_restore_regs_using_mov): Likewise.
14993 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14994 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14995 it through to ix86_emit_restore_reg_using_pop.
14996 (ix86_emit_leave): Add RED_OFFSET argument. Call
14997 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14998 instead of adding REG_CFA_OFFSET note unconditionally.
14999 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15000 the above functions. Call ix86_add_queued_cfa_restore_notes when
15003 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15004 force output of the label even for dwarf2out_do_cfi_asm.
15005 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15006 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15007 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15009 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15010 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15011 dwarf2out_cfi_label callers.
15012 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15013 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15014 Adjust dwarf2out_cfi_label callers.
15015 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15017 * config/i386/i386.h (struct machine_cfa_state,
15018 struct machine_function): Guard with ifndef USED_FOR_TARGET
15019 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15022 * emutls.c (__emutls_get_address): Change arr->size to mean number
15023 of allocated arr->data entries instead of # of slots + 1.
15025 PR middle-end/40316
15026 * recog.c (peep2_reinit_state): New function.
15027 (peephole2_init_state): Use it at the end of a basic block and also
15028 when seeing a RTX_FRAME_RELATED_P insn.
15030 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15032 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15033 fixuns_truncrfdi2): New.
15034 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15035 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15036 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15037 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15038 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15039 *recip_approx): Remove.
15040 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15041 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15042 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15044 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15047 2009-06-01 Ian Lance Taylor <iant@google.com>
15049 * attribs.c (register_attribute): Use CONST_CAST.
15050 * collect2.c (main): Use CONST_CAST2.
15051 (scan_prog_file): Likewise.
15052 * gcc.c (process_command, main): Likewise.
15053 * toplev.c (toplev_main): Likewise.
15055 * c-typeck.c (handle_warn_cast_qual): New static function,
15056 partially broken out of build_c_cast.
15057 (build_c_cast): Call handle_warn_cast_qual.
15058 * doc/invoke.texi (Warning Options): Document new effect of
15061 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15063 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15064 (diagnostic_report_current_module): Print columns.
15065 * common.opt (flag_show_column): Enable by default.
15067 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15069 * alias.c (find_base_term): Check for NULL term before returning.
15071 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15073 Revert due to PR40320:
15074 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15075 * calls.c (emit_library_call_value_1): Don't force_operand for move
15078 2009-06-01 Olivier Hainque <hainque@adacore.com>
15079 Eric Botcazou <ebotcazou@adacore.com>
15081 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15082 to be processed as a bitfield for constructor output purposes.
15083 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15085 * varasm.c (oc_local_state): New type, output_constructor
15086 local state to support communication with helpers.
15087 (oc_outer_state): New type, output_constructor outer state of
15088 relevance in recursive calls.
15089 (output_constructor_array_range): New output_constructor helper,
15090 extracted code for an array range element.
15091 (output_constructor_regular_field): New output_constructor helper,
15092 extracted code for an element that is not a bitfield.
15093 (output_constructor_bitfield): New output_constructor helper,
15094 extracted code for a bitfield element. Accept an OUTER state
15095 argument for recursive processing. Recurse on record or array
15096 CONSTRUCTOR values, possibly past noop conversions.
15097 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15098 VALUE is a valid constant-valued expression for use in a static
15099 bit-field initializer.
15100 (output_constructor): Rework to use helpers. Accept and honor an
15101 OUTER state argument for recursive calls. Return total size. Be
15102 prepared for nested constructors initializing bitfields.
15103 (output_constant): Feed OUTER in calls to output_constructor.
15105 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15107 * calls.c (emit_library_call_value_1): Don't force_operand for move
15110 2009-06-01 Nick Clifton <nickc@redhat.com>
15112 * doc/invoke.texi (IA-64 Options): Fix typo.
15114 2009-06-01 Ira Rosen <irar@il.ibm.com>
15116 PR tree-optimization/39129
15117 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15119 (vect_do_peeling_for_loop_bound): Use
15120 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15121 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15122 (vect_loop_versioning): Likewise.
15123 (vect_create_cond_for_alias_checks): Fix indentation.
15124 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15126 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15127 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15128 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15129 "control flow in loop".
15130 (vect_estimate_min_profitable_iters): Use
15131 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15132 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15133 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15134 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15135 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15136 statement belongs to a group of strided accesses with the exact code
15138 (vectorizable_load): Likewise.
15139 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15140 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15142 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15144 * config/freebsd-stdint.h: New file.
15145 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15146 Add freebsd-stdint.h to tm_file.
15148 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15150 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15151 (thumb2_extendhidi2): Likewise.
15153 2009-05-31 Ian Lance Taylor <iant@google.com>
15155 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15157 2009-05-31 Ian Lance Taylor <iant@google.com>
15159 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15160 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15161 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15163 2009-05-31 Jason Merrill <jason@redhat.com>
15165 * tree-pretty-print.c (print_call_name): Take the callee, not the
15166 call itself. Make non-static. Use dump_function_name for functions.
15167 (dump_generic_node): Adjust.
15168 * diagnostic.h: Declare print_call_name.
15169 * gimple-pretty-print.c (dump_gimple_call): Use it.
15171 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15173 * config/sh/sh.md (ashldi3_std): New define_expand.
15176 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15179 * config/sh/sh.c: Include debug.h.
15180 (sh_expand_epilogue): Emit a blockage insn before the frame
15181 pointer adjustment also when dwarf2out_do_frame returns true.
15183 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15185 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15186 (thumb2_extendqidi2): New pattern.
15188 2009-05-31 Ira Rosen <irar@il.ibm.com>
15190 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15191 mark phis for renaming.
15192 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15193 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15194 Call mark_sym_for_renaming.
15195 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15196 * tree-vect-loop.c (vect_transform_loop): Remove
15197 vect_memsyms_to_rename initialization and a call to
15198 mark_set_for_renaming.
15200 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15202 PR middle-end/40304
15203 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15204 frame related even if !set_cfa && style < 0.
15206 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15208 * config/i386/mingw-tls.c: New file.
15209 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15210 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15211 defining _WIN32 but not __CYGWIN__.
15213 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15215 * configure.ac: Add MPC support.
15217 * config.in, configure: Regenerate.
15219 2009-05-29 Richard Henderson <rth@redhat.com>
15221 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15222 NOTE_INSN_BASIC_BLOCK.
15223 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15224 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15225 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15227 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15229 (add_cfi): Disable check redefining cfa away from drap.
15230 (lookup_cfa_1): Add remember argument; handle remember/restore.
15231 (lookup_cfa): Pass remember argument.
15232 (cfa_remember): New.
15233 (compute_barrier_args_size_1): Remove sibcall check.
15234 (dwarf2out_frame_debug_def_cfa): New.
15235 (dwarf2out_frame_debug_adjust_cfa): New.
15236 (dwarf2out_frame_debug_cfa_offset): New.
15237 (dwarf2out_frame_debug_cfa_register): New.
15238 (dwarf2out_frame_debug_cfa_restore): New.
15239 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15240 (dwarf2out_begin_epilogue): New.
15241 (dwarf2out_frame_debug_restore_state): New.
15242 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15243 DW_CFA_restore_state.
15244 (output_cfi_directive): Likewise.
15245 (convert_cfa_to_fb_loc_list): Likewise.
15246 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15247 * dwarf2out.h: Update.
15248 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15249 (copy_insn_1): Early out for null.
15250 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15251 and dwarf2out_frame_debug_restore_state.
15252 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15253 (prologue_insn_hash, epilogue_insn_hash): New.
15254 (free_after_compilation): Adjust freeing accordingly.
15255 (record_insns): Create hash table if needed; push insns into
15256 hash instead of array.
15257 (maybe_copy_epilogue_insn): New.
15258 (contains): Search hash table instead of array.
15259 (sibcall_epilogue_contains): Remove.
15260 (thread_prologue_and_epilogue_insns): Split eh_return insns
15261 and mark them as epilogues.
15262 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15263 scanning in terms of basic blocks.
15264 * insn-notes.def (CFA_RESTORE_STATE): New.
15265 * jump.c (returnjump_p_1): Accept EH_RETURN.
15266 (eh_returnjump_p_1, eh_returnjump_p): New.
15267 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15268 CFA_REGISTER, CFA_RESTORE): New.
15269 * rtl.def (EH_RETURN): New.
15270 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15272 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15273 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15275 * config/i386/i386.c (gen_push): Update cfa state.
15276 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15277 add a CFA_ADJUST_CFA note.
15278 (ix86_dwarf_handle_frame_unspec): Remove.
15279 (ix86_expand_prologue): Update cfa state.
15280 (ix86_emit_restore_reg_using_pop): New.
15281 (ix86_emit_restore_regs_using_pop): New.
15282 (ix86_emit_leave): New.
15283 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15284 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15285 * config/i386/i386.h (struct machine_cfa_state): New.
15286 (ix86_cfa_state): New.
15287 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15288 (eh_return_internal): Merge from eh_return_<mode>,
15289 use eh_return rtx, split w/ epilogue.
15291 2009-05-29 Ian Lance Taylor <iant@google.com>
15293 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15295 * calls.c (emit_library_call_value_1): Likewise.
15297 * c-typeck.c (c_build_va_arg): New function.
15298 * c-tree.h (c_build_va_arg): Declare.
15299 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15300 instead of build_va_arg.
15302 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15304 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15305 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15306 (ptr_difference_cost): Use affine combinations to compute it.
15307 (difference_cost): Likewise.
15308 (get_computation_cost_at): Compute more accurate cost for addresses
15309 if the ratio is a multiplier allowed in addresses.
15310 For non-addresses, consider that an additional offset or symbol is
15313 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15315 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15316 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15318 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15319 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15320 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15322 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15323 to 1 for TYPE_SSE{IADD1,CVT1}.
15324 (prefix_vex_imm8): Removed.
15325 (length_vex): Only pass 1 as second argument to
15326 ix86_attr_length_vex_default if prefix_extra is 0.
15327 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15328 (length): For prefix vex computation use length_immediate
15329 attribute instead of prefix_vex_imm8.
15330 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15331 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15332 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15333 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15334 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15335 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15336 a space in between the operands.
15337 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15338 if one operand is 0xff and the other one si, di, bp or sp.
15339 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15340 other one si, di, bp or sp.
15341 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15342 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15343 type and mode attributes.
15344 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15345 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15346 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15347 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15348 prefix_data16 attribute iff MODE_DF.
15349 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15350 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15351 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15352 constm128_operand in length_immediate computation.
15353 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15354 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15355 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15356 length_immediate attribute to 1.
15357 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15358 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15359 for certain alternatives.
15360 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15361 prefix_data16 attribute if MODE_V1DF.
15362 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15363 length_immediate to 1.
15364 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15365 length_address to 4, set mode attribute to MODE_DI.
15366 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15367 (fxam<mode>2_i387): Set length attribute to 4.
15368 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15369 *prefetch_3dnow_rex): Override length_address attribute.
15370 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15372 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15373 (constm128_operand): Removed.
15374 * config/i386/i386.c (memory_address_length): For
15375 disp && !index && !base in 64-bit mode account for SIB byte if
15376 print_operand_address can't optimize disp32 into disp32(%rip)
15377 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15378 for fs: or gs: segment.
15379 (ix86_attr_length_immediate_default): When checking if shortform
15380 is possible, truncate immediate to the length of the non-shortened
15382 (ix86_attr_length_address_default): Ignore MEM_P operands
15384 (ix86_attr_length_vex_default): Only check for DImode on
15385 GENERAL_REG_P operands.
15386 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15387 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15388 (sse_cvttps2pi): Clear prefix_rep attribute.
15389 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15391 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15392 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15393 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15394 iff operand 2 is const_int_operand.
15395 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15396 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15397 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15399 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15401 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15402 prefix_data16 attribute for movlpd and movhpd instructions.
15403 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15404 length_immediate for shufpd instruction.
15405 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15406 (avx_cmpp<avxmodesuffixf2c><mode>3,
15407 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15408 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15409 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15410 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15411 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15412 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15413 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15414 prefix_data16 attribute for the first alternative to 1.
15415 (*avx_loadlps): Override length_immediate for the first alternative.
15416 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15417 attributes for second alternative.
15418 (*vec_concatv2sf_sse4_1): Override length_immediate and
15419 prefix_data16 attributes for second alternative.
15420 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15421 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15422 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15423 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15424 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15425 prefix_data16 and length_immediate to 1.
15426 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15428 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15429 prefix_extra attribute for variants that don't have 0f prefix alone.
15430 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15431 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15432 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15433 *sse4_1_pextrd): Set length_immediate to 1.
15434 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15435 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15437 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15438 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15439 length_immediate to 1 for second alternative.
15440 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15441 prefix_extra and length_immediate attributes for the first
15443 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15445 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15446 to 1 for the first and third alternative.
15447 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15449 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15451 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15453 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15454 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15455 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15456 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15457 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15458 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15459 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15460 ssse3_psign<mode>3): Override prefix_rex attribute.
15461 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15462 (ssse3_palignrti): Override length_immediate to 1.
15463 (ssse3_palignrdi): Override length_immediate to 1, override
15464 prefix_rex attribute.
15465 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15466 (sse4a_extrqi): Override length_immediate to 2.
15467 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15468 (sse4a_insertq): Override prefix_data16 to 0.
15469 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15470 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15471 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15472 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15473 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15474 and length_immediate to 1.
15475 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15476 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15477 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15478 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15479 and length_immediate to 1.
15480 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15481 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15482 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15483 avx_ptest256): Override prefix_extra to 1.
15484 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15485 Override prefix_data16 and length_immediate to 1.
15486 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15487 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15488 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15489 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15490 prefix_data16 to 0 and prefix_extra to 2.
15491 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15492 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15494 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15495 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15496 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15497 and prefix_extra to 2.
15498 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15499 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15500 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15501 avx_vpermilvar<mode>3,
15502 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15503 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15504 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15505 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15506 Override prefix_extra to 1.
15507 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15508 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15509 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15510 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15511 prefix_extra and length_immediate to 1.
15512 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15514 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15515 to 1 for the first alternative.
15516 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15517 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15519 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15520 *movv2sf_internal_avx, *movv2sf_internal): Override
15521 prefix_rep attribute for certain alternatives.
15522 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15523 attributes for certain alternatives.
15524 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15525 attributes for certain alternatives.
15526 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15527 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15528 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15529 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15530 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15531 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15532 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15533 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15534 length_immediate to 1 if operand 2 is const_int_operand.
15535 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15536 *vec_extractv2si_1): Set length_immediate attribute to 1.
15537 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15538 using old 3DNOW insn rather than SSE/3DNOW_A.
15539 (mmx_emms, mmx_femms): Clear modrm attribute.
15541 2009-05-29 Martin Jambor <mjambor@suse.cz>
15543 * tree-sra.c: New implementation of SRA.
15545 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15546 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15547 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15548 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15549 (SRA_MAX_STRUCTURE_COUNT): Removed.
15550 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15551 * doc/invoke.texi (sra-max-structure-size): Removed.
15552 (sra-field-structure-ratio): Removed.
15554 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15556 PR middle-end/40291
15557 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15560 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15562 PR rtl-optimization/40101
15563 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15564 seqno. Adjust comment.
15565 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15566 inserting bookkeeping before a jump, the jump is not scheduled.
15567 When no positive seqno found, provide a value. Add comment.
15569 2009-05-29 Richard Guenther <rguenther@suse.de>
15571 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15572 short-cutting on the first component.
15574 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15576 PR middle-end/39958
15577 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15578 for trees other than decls/types.
15580 2009-05-29 Richard Guenther <rguenther@suse.de>
15582 * tree-ssa-operands.c (get_expr_operands): Do not handle
15583 INDIRECT_REFs in the handled-component case. Remove
15584 unused get_ref_base_and_extent case.
15585 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15586 tree_low_cst and host_integerp where possible.
15587 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15588 codes for equivalence.
15589 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15591 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15593 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15594 to tmake_file for i[34567]86-*-cygwin*.
15596 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15599 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15600 (altivec_categorize_keyword, init_vector_keywords,
15601 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15604 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15606 * tree.c (handle_dll_attribute): Check if node is
15607 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15609 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15611 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15613 (thumb2_zero_extendqidi2): Likewise.
15615 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15617 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15618 instead of gen_movrt.
15619 * config/sh/sh.md (movrt): Remove.
15621 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15623 * doc/invoke.texi (IA-64 Options):
15624 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15625 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15626 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15627 -msched-prefer-non-control-spec-insns,
15628 -msched-stop-bits-after-every-cycle,
15629 -msched-count-spec-in-critical-path,
15630 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15631 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15632 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15633 and -msched-spec-verbose.
15635 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15637 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15638 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15640 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15642 2009-05-28 Richard Guenther <rguenther@suse.de>
15644 * tree-ssa-alias.c (ao_ref_init): New function.
15645 (ao_ref_base): Likewise.
15646 (ao_ref_base_alias_set): Likewise.
15647 (ao_ref_alias_set): Likewise.
15648 (refs_may_alias_p_1): Change signature.
15649 (refs_may_alias_p): Adjust.
15650 (refs_anti_dependent_p): Likewise.
15651 (refs_output_dependent_p): Likewise.
15652 (call_may_clobber_ref_p_1): Change signature.
15653 (call_may_clobber_ref_p): Adjust.
15654 (stmt_may_clobber_ref_p_1): New function split out from ...
15655 (stmt_may_clobber_ref_p): ... here.
15656 (maybe_skip_until): Adjust signature.
15657 (get_continuation_for_phi): Likewise.
15658 (walk_non_aliased_vuses): Likewise.
15659 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15660 (ao_ref_init): Declare.
15661 (ao_ref_base): Likewise.
15662 (ao_ref_alias_set): Likewise.
15663 (stmt_may_clobber_ref_p_1): Likewise.
15664 (walk_non_aliased_vuses): Adjust.
15665 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15666 (get_ref_from_reference_ops): remove.
15667 (vn_reference_lookup_2): Adjust signature.
15668 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15669 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15670 (vn_reference_lookup): Adjust.
15671 (vn_reference_insert): Likewise.
15672 (vn_reference_insert_pieces): Adjust signature.
15673 (visit_reference_op_call): Adjust.
15674 * tree-ssa-pre.c (get_expr_type): Simplify.
15675 (phi_translate_1): Adjust.
15676 (compute_avail): Likewise.
15677 (translate_vuse_through_block): Do not re-build trees.
15678 (value_dies_in_block_x): Likewise.
15679 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15681 (vn_reference_lookup_pieces): Adjust declaration.
15682 (vn_reference_insert_pieces): Likewise.
15684 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15686 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15687 with checking disabled.
15689 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15693 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15694 macro definition for support of three-operand format aligned
15695 .comm directive in assembler on cygwin/pe/mingw target OS.
15696 * configure: Regenerate.
15697 * config.h: Regenerate.
15699 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15700 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15701 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15703 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15704 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15706 2009-05-28 Ira Rosen <irar@il.ibm.com>
15708 PR tree-optimization/40254
15709 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15710 in analysis of basic blocks.
15712 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15714 PR middle-end/33699
15715 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15716 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15717 (TARGET_INITIALIZER): Use it.
15718 * cse.c (CHEAPER): Move it up to the other macros.
15719 (insert): Rename this ...
15720 (insert_with_costs): ... to this. Add cost parameters. Update
15722 (insert): New function. Call insert_with_costs.
15723 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15724 find_reg_offset_for_const, try_const_anchors): New functions.
15725 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15726 when using a const-anchor. Call insert_const_anchors.
15727 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15728 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15730 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15732 * tree-inline.c (remap_decls): Enable nonlocalized variables
15733 when not optimizing.
15735 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15737 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15738 Simplify other tests involving optimize.
15740 2009-05-27 Tom Tromey <tromey@redhat.com>
15742 * unwind-dw2.c (_Unwind_DebugHook): New function.
15743 (uw_install_context): Call _Unwind_DebugHook.
15745 2009-05-27 Tom Tromey <tromey@redhat.com>
15747 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15749 2009-05-27 Ian Lance Taylor <iant@google.com>
15751 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15752 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15753 (ALL_LINKERFLAGS): Define.
15754 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15755 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15756 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15757 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15758 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15759 $(LINKER_FOR_BUILD).
15760 (build/gcov-iov$(build_exeext)): Likewise.
15762 2009-05-27 Julian Brown <julian@codesourcery.com>
15764 * gcse.c (target.h): Include.
15765 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15766 copy of argument to a pseudo register.
15768 2009-05-27 Diego Novillo <dnovillo@google.com>
15770 * tree-ssa-live.c (dump_scope_block): Document arguments.
15771 (dump_scope_blocks): Document.
15772 (debug_scope_blocks): New.
15773 * tree-flow.h (debug_scope_blocks): Declare.
15775 2009-05-21 Denis Chertykov <denisc@overta.ru>
15777 * doc/contrib.texi (Contributors): Add myself to the list.
15779 2009-05-27 Olivier Hainque <hainque@adacore.com>
15781 * expr.c (target_align): New function. Alignment the TARGET of an
15782 assignment may be assume to have.
15783 (highest_pow2_factor_for_target): Use it instead of relying on
15784 immediate tree attributes of TARGET, not necessarily honored when
15785 intermediate bitfields are involved.
15787 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15790 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15791 AVX, SSE4, AES, PCLMUL and POPCNT.
15793 2009-05-27 Diego Novillo <dnovillo@google.com>
15795 * tree-pretty-print.c (dump_location): New.
15796 (dump_generic_node): Call it.
15797 Factor code to handle BLOCK nodes ...
15798 (dump_block_node): ... here.
15800 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15802 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15804 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15806 * gcc-plugin.h: Include config.h and system.h.
15807 (IN_GCC): Define if not defined.
15809 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15811 PR middle-end/40249
15812 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15815 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15817 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15819 * config/m32r/m32r.h: Ditto.
15820 * config/m32r/m32r.md: Ditto.
15821 * config/m32r/predicates.md: Ditto.
15823 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15825 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15827 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15830 (Loading plugins): typo.
15831 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15832 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15833 (Interacting with the GCC Garbage Collector): Added new section.
15834 (Giving information about a plugin): Added new section for
15836 * ggc.h (ggc_register_root_tab): Added declaration.
15837 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15838 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15839 (register_callback): Improved comment in declaration.
15840 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15841 (extra_root_vec) Added static variable for dynamic roots registration.
15842 (ggc_register_root_tab) Added new routine.
15843 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15844 PLUGIN_GGC_MARKING event.
15845 * ggc-zone.c: Include plugin.h.
15846 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15847 * ggc-page.c: Include plugin.h.
15848 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15849 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15850 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15851 (register_callback): check lack of callbacks for
15852 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15853 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15854 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15855 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15856 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15857 dependency on plugin.h.
15858 (plugin.o): Added dependency on ggc.h...
15860 2009-05-26 Richard Guenther <rguenther@suse.de>
15862 PR middle-end/40248
15864 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15865 with mismatched comparison modes.
15867 * expr.c (expand_expr_real_1): Expand the operand of a
15868 VIEW_CONVERT_EXPR in its natural mode.
15870 2009-05-26 Ian Lance Taylor <iant@google.com>
15872 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15873 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15874 (ALL_COMPILERFLAGS): Define.
15875 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15876 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15877 (collect2$(exeext), collect2.o): Likewise.
15878 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15879 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15880 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15881 (libbackend.o, intl.o, cppdefault.o): Likewise.
15882 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15883 (build/%.o): Use $(COMPILER_FOR_BUILD).
15884 (build/gen%$(build_exeext)): Likewise.
15885 (build/gcov-iov$(build_exeext)): LIkewise.
15886 * config/t-darwin (darwin.o): Use $(COMPILER).
15887 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15888 * config/t-sol2 (sol2-c.o): Likewise.
15889 (sol2.o): Likewise.
15890 * config/t-vxworks (vxworks.o): Likewise.
15891 * config/x-darwin (host-darwin.o): Likewise.
15892 * config/x-hpux (host-hpux.o): Likewise.
15893 * config/x-linux (host-linux.o): Likewise.
15894 * config/x-solaris (host-solaris.o): Likewise.
15895 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15896 * config/arm/t-arm (arm-c.o): Likewise.
15897 * config/arm/t-pe (pe.o): Likewise.
15898 * config/arm/t-wince-pe (pe.o): Likewise.
15899 * config/i386/t-cygming (winnt.o): Likewise.
15900 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15901 * config/i386/t-cygwin (cygwin1.o): Likewise.
15902 (cygwin2.o): Likewise.
15903 * config/i386/t-i386 (i386-c.o): Likewise.
15904 * config/i386/t-interix (winnt.o): Likewise.
15905 * config/i386/t-netware (netware.o): Likewise.
15906 * config/i386/t-nwld (nwld.o): Likewise.
15907 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15908 * config/i386/x-i386 (driver-i386.o): Likewise.
15909 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15910 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15911 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15912 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15913 * config/mips/x-native (driver-native.o): Likewise.
15914 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15915 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15916 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15917 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15918 * config/score/t-score-elf (score7.o): Likewise.
15919 (score3.o): Likewise.
15920 * config/sh/t-sh (sh-c.o): Likewise.
15921 * config/sh/t-symbian (sh-c.o): Likewise.
15922 (symbian.o): Likewise.
15923 * config/spu/t-spu-elf (spu-c.o): Likewise.
15924 * config/v850/t-v850 (v850-c.o): Likewise.
15925 * config/v850/t-v850e (v850-c.o): Likewise.
15927 2009-05-26 Richard Guenther <rguenther@suse.de>
15929 PR tree-optimization/40122
15930 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15931 VECTOR_CSTs if possible.
15932 (fold_gimple_assign): Likewise.
15934 2009-05-26 Richard Guenther <rguenther@suse.de>
15936 PR middle-end/40252
15937 * fold-const.c (fold_binary): Use the correct types for building
15940 2009-05-26 Richard Guenther <rguenther@suse.de>
15942 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15943 redundant calls to merge_alias_info.
15944 (bump_vector_ptr): Likewise.
15945 * tree-ssa-copy.c (merge_alias_info): Remove.
15946 (replace_exp_1): Remove call to merge_alias_info.
15947 (propagate_tree_value): Likewise.
15948 (fini_copy_prop): Propagate points-to info.
15949 * tree-flow.h (merge_alias_info): Remove.
15951 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15953 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15955 2009-05-25 Jan Hubicka <jh@suse.cz>
15957 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15958 * cgraph.h (struct inline_summary): New filed self_wize,
15959 size_inlining_benefit, self_time and time_inlining_benefit.
15960 (struct cgraph_global_info): Replace insns by time ans size fields.
15961 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15962 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15963 (ipcp_update_callgraph): Do not touch function bodies.
15964 * ipa-inline.c: Include except.h
15965 (MAX_TIME): New constant.
15966 (overall_insns): Remove.
15967 (leaf_node_p): New.
15968 (overall_size, max_benefit): New static variables.
15969 (cgraph_estimate_time_after_inlining): New function.
15970 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15971 (cgraph_clone_inlined_nodes): Update size.
15972 (cgraph_mark_inline_edge): Update size.
15973 (cgraph_estimate_growth): Use size info.
15974 (cgraph_check_inline_limits): Check size.
15975 (cgraph_default_inline_p): Likewise.
15976 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15977 (cgraph_decide_recursive_inlining): Check size.
15978 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15980 (cgraph_decide_inlining): Likewise.
15981 (cgraph_decide_inlining_incrementally): Likewise; honor
15982 PARAM_EARLY_INLINING_INSNS.
15983 (likely_eliminated_by_inlining_p): New predicate.
15984 (estimate_function_body_sizes): New function.
15985 (compute_inline_parameters): Use it.
15986 * except.c (must_not_throw_labels): New function.
15987 * except.h (must_not_throw_labels): Declare.
15988 * tree-inline.c (init_inline_once): Kill inlining_weigths
15989 * tree-ssa-structalias.c: Avoid uninitialized warning.
15990 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15991 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15992 (PARAM_INLINE_CALL_COST): Remove.
15993 (PARAM_EARLY_INLINING_INSNS): New.
15995 2009-05-25 Richard Guenther <rguenther@suse.de>
15997 PR tree-optimization/36327
15998 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15999 callback for reference translation or lookup at the point of may-defs.
16000 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16001 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16002 for union COMPONENT_REFs.
16003 (vn_reference_lookup_3): New callback. Lookup from memset
16004 and CONSTRUCTOR assignment, translate through struct copies.
16005 (vn_reference_lookup_pieces): Make sure to not free the
16006 passed operands array. Adjust walk_non_aliased_vuses call.
16007 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16008 make sure we do not leak memory.
16010 2009-05-25 Richard Guenther <rguenther@suse.de>
16012 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16013 * tree-inline.c (expand_call_inline): Reset the escaped and
16014 callused solutions.
16015 * tree-ssa-structalias.c (pass_build_ealias): New.
16016 * tree-pass.h (pass_build_ealias): Declare.
16017 * passes.c (init_optimization_passes): Add PTA during
16018 early optimizations.
16019 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16020 and CALLUSED solutions.
16021 (dump_points_to_solution): New function, split out from ...
16022 (dump_points_to_info_for): ... here.
16023 * tree-parloops.c (parallelize_loops): Reset the escaped and
16024 callused solutions.
16026 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16029 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16030 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16032 2009-05-25 Ira Rosen <irar@il.ibm.com>
16034 PR tree-optimization/40238
16035 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16036 statements after basic block's labels.
16037 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16038 to free the allocated memory.
16040 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16042 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16043 return address with a USE.
16045 2009-05-24 Richard Guenther <rguenther@suse.de>
16047 PR middle-end/40233
16048 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16049 array type from the main variant of the inner type.
16051 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16053 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16054 definition to bool (from int) to un-break build.
16055 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16057 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16059 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16060 discard_stmt_changes): Delete.
16061 * tree-ssa-operands.c (scb_stack): Delete.
16062 (init_ssa_operands): Do not initialize it.
16063 (fini_ssa_operands): Do not free it.
16064 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16066 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16067 update_stmt, remove the others. Fix comments.
16068 * tree-dfa.c (optimize_stack_restore): Likewise.
16069 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16070 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16071 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16072 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16074 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16075 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16076 (dom_opt_finalize_block): Likewise, adjusting access to
16078 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16079 (stmts_to_rescan): Change item type to gimple.
16080 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16082 2009-05-24 Ira Rosen <irar@il.ibm.com>
16084 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16085 * tree-pass.h (pass_slp_vectorize): New pass.
16086 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16087 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16088 * tree-vectorizer.c (timevar.h): Include.
16089 (user_vect_verbosity_level): Declare.
16090 (vect_location): Fix comment.
16091 (vect_set_verbosity_level): Update user_vect_verbosity_level
16092 instead of vect_verbosity_level.
16093 (vect_set_dump_settings): Add an argument. Ignore user defined
16094 verbosity if dump flags require higher level of verbosity. Print to
16095 stderr only for loop vectorization.
16096 (vectorize_loops): Update call to vect_set_dump_settings.
16097 (execute_vect_slp): New function.
16098 (gate_vect_slp): Likewise.
16099 (struct gimple_opt_pass pass_slp_vectorize): New.
16100 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16101 access its members.
16102 (vec_info_for_bb): New function.
16103 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16104 (VECTORIZATION_ENABLED): New macro.
16105 (SLP_ENABLED, SLP_DISABLED): Likewise.
16106 (vect_is_simple_use): Add bb_vec_info argument.
16107 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16108 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16109 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16110 vect_schedule_slp, vect_analyze_slp): Likewise.
16111 (vect_analyze_stmt): Add slp_tree argument.
16112 (find_bb_location): Declare.
16113 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16114 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16115 (vect_analyze_loop_operations, vect_analyze_loop,
16116 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16117 vect_finalize_reduction, vectorizable_reduction,
16118 vectorizable_live_operation, vect_transform_loop): Likewise.
16119 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16120 skip evolution analysis if analyzing a basic block.
16121 (dr_analyze_indices): Likewise.
16122 (initialize_data_dependence_relation): Skip the test whether the
16123 object is invariant for basic blocks.
16124 (compute_all_dependences): Skip dependence analysis for data
16125 references in basic blocks.
16126 (find_data_references_in_stmt): Don't fail in case of invariant
16127 access in basic block.
16128 (find_data_references_in_bb): New function.
16129 (find_data_references_in_loop): Move code to
16130 find_data_references_in_bb and add a call to it.
16131 (compute_data_dependences_for_bb): New function.
16132 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16133 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16135 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16136 unknown dependence in basic block and fail in case of dependence in
16138 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16139 dependence instances from either loop or basic block vectorization
16141 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16142 before calling nested_in_vect_loop_p.
16143 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16144 dependence instances from either loop or basic block vectorization
16146 (vect_verify_datarefs_alignment): Likewise.
16147 (vect_enhance_data_refs_alignment): Adjust function calls.
16148 (vect_analyze_data_refs_alignment): Likewise.
16149 (vect_analyze_group_access): Fix printing. Skip different checks if
16150 DR_STEP is 0. Keep strided stores either in loop or basic block
16151 vectorization data structure. Fix indentation.
16152 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16154 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16155 dependence instances from either loop or basic block vectorization
16157 (vect_analyze_data_refs): Update comment. Call
16158 compute_data_dependences_for_bb to analyze basic blocks.
16159 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16160 case of loop vectorization. In case of basic block vectorization use
16161 data-ref itself as a base.
16162 (vect_create_data_ref_ptr): In case of basic block vectorization:
16163 don't advance the pointer, add new statements before the current
16164 statement. Adjust function calls.
16165 (vect_supportable_dr_alignment): Support only aligned accesses in
16166 basic block vectorization.
16167 * common.opt (ftree-slp-vectorize): New flag.
16168 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16169 (vect_pattern_recog_1): Likewise.
16170 * tree-vect-stmts.c (process_use): Likewise.
16171 (vect_init_vector): Add new statements in the beginning of the basic
16172 block in case of basic block SLP.
16173 (vect_get_vec_def_for_operand): Adjust function calls.
16174 (vect_finish_stmt_generation): Likewise.
16175 (vectorizable_call): Add assert that it is loop vectorization, adjust
16177 (vectorizable_conversion, vectorizable_assignment): Likewise.
16178 (vectorizable_operation): In case of basic block SLP, take
16179 vectorization factor from statement's type and skip the relevance
16180 check. Adjust function calls.
16181 (vectorizable_type_demotion): Add assert that it is loop
16182 vectorization, adjust function calls.
16183 (vectorizable_type_promotion): Likewise.
16184 (vectorizable_store): Check for outer loop only in case of loop
16185 vectorization. Adjust function calls. For basic blocks, skip the
16186 relevance check and don't advance pointers.
16187 (vectorizable_load): Likewise.
16188 (vectorizable_condition): Add assert that it is loop vectorization,
16189 adjust function calls.
16190 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16191 that it is not reduction, get vector type, call only supported
16192 functions, skip loop specific parts.
16193 (vect_transform_stmt): Check for outer loop only in case of loop
16195 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16196 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16197 for external definition.
16198 * passes.c (pass_slp_vectorize): New pass.
16199 * tree-vect-slp.c (find_bb_location): New function.
16200 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16201 check for patterns only in loops.
16202 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16203 case of multiple types in basic block SLP.
16204 (vect_mark_slp_stmts_relevant): New function.
16205 (vect_supported_load_permutation_p): Fix comment.
16206 (vect_analyze_slp_instance): Add argument. In case of basic block
16207 SLP, take vectorization factor from statement's type, check that
16208 unrolling factor is 1. Adjust function call. Save SLP instance in
16209 either loop or basic block vectorization structure. Return FALSE,
16211 (vect_analyze_slp): Add argument. Get strided stores groups from
16212 either loop or basic block vectorization structure. Return FALSE
16213 if basic block SLP failed.
16214 (new_bb_vec_info): New function.
16215 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16216 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16217 (vect_schedule_slp): Add argument. Get SLP instances from either
16218 loop or basic block vectorization structure. Set vectorization factor
16219 to be 1 for basic block SLP.
16220 (vect_slp_transform_bb): New function.
16221 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16223 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16225 * final.c (shorten_branches): Do not align labels for jump tables.
16226 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16228 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16230 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16231 Remove outdated reference to flow.c and fix nits.
16232 * doc/gccint.texi: Tweak RTL description.
16233 * doc/rtl.texi: Likewise.
16235 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16237 * config/avr/avr.c: Change my email address.
16238 * config/avr/avr.h: Likewise.
16239 * config/avr/avr.md: Likewise.
16240 * config/avr/avr-protos.h: Likewise.
16241 * config/avr/libgcc.S: Likewise.
16243 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16245 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16246 (spu_split_load, spu_split_store): Change return type to int.
16247 (spu_split_convert): Declare.
16248 * config/spu/predicates.md (spu_mem_operand): Remove.
16249 (spu_mov_operand): Update.
16250 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16251 * config/spu/spu.c (regno_aligned_for_load): Remove.
16252 (reg_aligned_for_addr, spu_expand_load): Define.
16253 (spu_expand_extv): Reimplement and handle MEM.
16254 (spu_expand_insv): Handle MEM.
16255 (spu_sched_reorder): Handle insn's with length 0.
16256 (spu_legitimate_address_p): Reimplement.
16257 (store_with_one_insn_p): Return TRUE for any mode with size
16258 larger than 16 bytes.
16259 (address_needs_split): Define.
16260 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16262 (spu_convert_move): Define.
16263 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16264 (spu_split_store): Change all MEM's to TImode.
16265 (spu_init_expanders): Preallocate registers that correspond to
16266 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16268 (spu_split_convert): Define.
16269 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16270 (_move<mode>, _movdi, _movti): Update predicate and condition.
16271 (load, store): Change to define_split.
16272 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16274 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16275 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16276 define_insn_and_split of lshr<mode>3.
16277 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16278 (<v>ashr<mode>3_imm): Define.
16279 (extv, extzv, insv): Allow MEM operands.
16280 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16281 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16282 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16283 (_spu_convert2): Change to define_insn_and_split and remove the
16284 corresponding define_peephole2.
16285 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16286 Change predicates to memory_operand.
16288 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16290 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16292 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16294 PR tree-optimization/40219
16295 * tree.c (iterative_hash_expr): Make sure the builtin function is
16296 a normal builtin function and not a front end or back end builtin
16297 before indexing into the built_in_decls array.
16299 2009-05-22 Richard Guenther <rguenther@suse.de>
16301 PR middle-end/38964
16302 * alias.c (write_dependence_p): Do not use TBAA for answering
16303 anti-dependence or output-dependence.
16304 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16305 (emit_pointer_definition): Remove.
16306 (emit_alias_warning): Likewise.
16307 (find_what_var_points_to): Remove TBAA pruning code.
16308 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16310 (compute_points_to_sets): Remove code computing the set of
16311 dereferenced pointers.
16312 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16313 oracle for querying anti and output dependencies.
16314 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16315 if TBAA may be applied.
16316 (refs_anti_dependent_p): New function.
16317 (refs_output_dependent_p): Likewise.
16318 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16319 (refs_output_dependent_p): Likewise.
16320 * doc/tree-ssa.texi (Memory model): New section.
16321 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16322 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16323 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16324 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16325 * expr.c (expand_expr_real_1): Likewise.
16326 * gimple-low.c (lower_stmt): Likewise.
16327 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16328 (dump_gimple_cdt): Remove.
16329 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16330 (gimple_size): Likewise.
16331 (walk_gimple_op): Likewise.
16332 (is_gimple_stmt): Likewise.
16333 (walk_stmt_load_store_addr_ops): Likewise.
16334 (gimple_build_cdt): Remove.
16335 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16336 * gimple.h (gimple_cdt_new_type): Remove.
16337 (gimple_cdt_new_type_ptr): Likewise.
16338 (gimple_cdt_set_new_type): Likewise.
16339 (gimple_cdt_location): Likewise.
16340 (gimple_cdt_location_ptr): Likewise.
16341 (gimple_cdt_set_location): Likewise.
16342 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16343 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16344 GIMPLE_CHANGE_DYNAMIC_TYPE.
16345 (verify_types_in_gimple_stmt): Likewise.
16346 * tree-inline.c (estimate_num_insns): Likewise.
16347 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16348 (copy_decl_to_var): Likewise.
16349 (copy_result_decl_to_var): Likewise.
16350 * tree-pretty-print.c (dump_generic_node): Do not handle
16351 CHANGE_DYNAMIC_TYPE_EXPR.
16352 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16353 * tree-ssa-operands.c (get_expr_operands): Likewise.
16354 * tree-ssa-structalias.c (struct variable_info): Remove
16355 no_tbaa_pruning member.
16356 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16357 (unify_nodes): Do not copy it.
16358 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16359 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16360 (set_uids_in_ptset): Do not check it.
16361 (find_what_var_points_to): Likewise.
16362 (compute_tbaa_pruning): Remove.
16363 (compute_points_to_sets): Do not call it.
16364 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16365 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16366 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16367 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16368 (DECL_NO_TBAA_P): Likewise.
16369 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16370 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16371 (expand_omp_atomic_pipeline): Do not set it.
16372 * print-tree.c (print_node): Do not dump it.
16373 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16376 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16379 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16382 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16384 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16387 2009-05-22 Ben Elliston <bje@au.ibm.com>
16389 * Makefile.in (bversion.h, s-bversion): New targets.
16390 (TOPLEV_H): Add bversion.h.
16391 * toplev.h: Include "bversion.h".
16392 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16393 the __format__ attribute only if compiling with the same version
16394 of GCC as the sources (the "build version").
16396 2009-05-22 Ben Elliston <bje@au.ibm.com>
16398 * c-format.c (handle_format_attribute): Fix comment typo.
16400 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16403 * config/ia64/ia64.opt (mfused-madd): New.
16404 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16405 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16406 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16407 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16408 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16409 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16410 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16411 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16412 instruction if !TARGET_FUSED_MADD.
16413 (fpma, fpms): Remove colon from name.
16415 2009-05-22 Richard Guenther <rguenther@suse.de>
16417 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16418 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16419 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16421 (create_expression_by_pieces): Only convert if necessary.
16422 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16423 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16425 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16427 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16428 regular pattern from a template and rename it ...
16429 (*extzv_truncsi_exts): ... to this.
16431 2009-05-21 Richard Guenther <rguenther@suse.de>
16433 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16434 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16435 (cgraph_default_inline_p): Likewise.
16436 (cgraph_decide_inlining_incrementally): Likewise.
16438 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16439 Uros Bizjak <ubizjak@gmail.com>
16441 * config/i386/cpuid.h (bit_MOVBE): New.
16443 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16445 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16446 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16447 (ix86_handle_option): Handle OPT_mmovbe.
16448 (ix86_target_string): Add -mmovbe.
16449 (pta_flags): Add PTA_MOVBE.
16450 (processor_alias_table): Add PTA_MOVBE to "atom".
16451 (override_options): Handle PTA_MOVBE.
16453 * config/i386/i386.h (TARGET_MOVBE): New.
16455 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16456 (*bswapsi_movbe): New.
16457 (*bswapdi_movbe): Likewise.
16458 (bswapdi2): Renamed to ...
16459 (*bswapdi_1): This.
16460 (bswapdi2): New expander.
16462 * config/i386/i386.opt (mmovbe): New.
16464 * doc/invoke.texi: Document -mmovbe.
16466 2009-05-21 Taras Glek <tglek@mozilla.com>
16468 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16469 * gcc-plugin.h (plugin_init): Updated signature.
16470 * gcc-plugin.h (plugin_name_args): Moved to this header.
16471 * doc/plugins.texi (plugin_init): Updated documention to reflect
16473 * doc/plugins.texi (plugin_name_args): Added to documention.
16475 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16477 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16478 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16480 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16482 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16483 JUMP_TABLE_DATA_P predicates where applicable.
16484 * config/i386/predicates.md: Ditto.
16485 * config/i386/sse.md: Ditto.
16487 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16489 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16490 operand2 -128 override length_immediate attribute to 1.
16491 * config/i386/predicates.md (constm128_operand): New predicate.
16493 * config/i386/i386.c (memory_address_length): Handle %r12
16494 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16496 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16497 mode look through optional ZERO_EXTEND and SUBREG.
16498 * config/i386/i386.md (R12_REG): New define_constant.
16499 (prefix_data16): For sse unit set also for MODE_TI insns.
16500 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16501 insns set if operand 1 is ext_QIreg_operand.
16502 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16503 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16505 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16506 mode from MODE_DI to MODE_SI.
16507 (movdi_1_rex64): Override modrm and length_immediate attributes
16508 only for movabs (TYPE_IMOV, alternative 2).
16509 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16510 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16511 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16512 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16513 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16514 prefix_rex attribute if DImode.
16515 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16516 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16517 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16518 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16519 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16520 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16521 Likewise. For TYPE_IMOV clear length_immediate attribute.
16522 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16523 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16524 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16525 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16526 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16527 or one operand TYPE_ISHIFT.
16528 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16529 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16530 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16531 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16532 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16533 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16534 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16535 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16536 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16537 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16538 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16539 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16540 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16541 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16542 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16543 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16544 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16545 set mode attribute, don't override length attribute.
16546 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16548 (return_internal_long): Set length attribute to 2 instead of 1.
16549 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16550 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16551 prefix_rex attribute.
16552 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16554 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16556 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16558 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16560 2009-05-20 Ian Lance Taylor <iant@google.com>
16562 * tree.c (build_tree_list_vec_stat): New function.
16563 (ctor_to_vec): New function.
16564 (build_nt_call_vec): New function.
16565 (build_call_array): Change args to be a const pointer.
16566 (build_call_vec): New function.
16567 * tree.h (build_nt_call_vec): Declare.
16568 (build_tree_list_vec_stat): Declare.
16569 (build_tree_list_vec): Define.
16570 (build_call_array): Update declaration.
16571 (build_call_vec): Declare.
16572 (ctor_to_vec): Declare.
16573 * c-common.c (tree_vector_cache): New static variable.
16574 (make_tree_vector): New function.
16575 (release_tree_vector): New function.
16576 (make_tree_vector_single): New function.
16577 (make_tree_vector_copy): New function.
16578 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16579 (make_tree_vector_single, make_tree_vector_copy): Declare.
16580 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16581 (c_parser_expr_list): Don't manage cache here, instead call
16583 (c_parser_release_expr_list): Remove static function.
16584 (c_parser_vec_to_tree_list): Remove static function.
16585 (c_parser_attributes): Call build_tree_list_vec instead of
16586 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16587 c_parser_release_expr_list.
16588 (c_parser_postfix_expression_after_primary): Likewise.
16589 (c_parser_objc_keywordexpr): Likewise.
16591 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16593 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16594 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16595 TARGET_CONVERT_TO_TYPE.
16596 * hooks.c (hook_tree_const_tree_null): Define.
16597 * hooks.h (hook_tree_const_tree_null): Declare.
16598 * target.h (struct gcc_target): Add invalid_parameter_type,
16599 invalid_return_type, promoted_type, and convert_to_type fields.
16600 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16601 (TARGET_INVALID_RETURN_TYPE): Define.
16602 (TARGET_PROMOTED_TYPE): Define.
16603 (TARGET_CONVERT_TO_TYPE): Define.
16604 (TARGET_INITIALIZER): Update for new fields.
16605 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16606 (grokparms): Check targetm.invalid_parameter_type.
16607 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16608 * c-convert.c (convert): Check targetm.convert_to_type.
16610 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16612 * config/mips/mips.md (*extenddi_truncate<mode>,
16613 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16615 (*extendhi_truncateqi): New define_insn_and_sptit.
16617 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16619 PR middle-end/40204
16620 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16621 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16623 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16625 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16626 the operand of VIEW_CONVERT_EXPR.
16628 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16630 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16631 extended family and model for Intel processors. Support Intel Atom.
16633 2009-05-20 Olivier Hainque <hainque@adacore.com>
16635 * gstab.h (stab_code_type): Define, to be used instead of the
16636 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16638 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16639 occurrences by stab_code_type.
16640 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16642 2009-05-20 Martin Jambor <mjambor@suse.cz>
16644 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16645 (sra_insert_before): Likewise.
16646 (sra_insert_after): Likewise.
16647 (sra_init_cache): Likewise.
16648 (sra_type_can_be_decomposed_p): Likewise.
16649 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16650 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16651 (sra_insert_before): Likewise.
16652 (sra_insert_after): Likewise.
16653 (sra_init_cache): Likewise.
16654 (insert_edge_copies_seq): Made static and moved upwards.
16656 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16659 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16661 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16662 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16665 2009-05-20 Richard Guenther <rguenther@suse.de>
16667 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16668 with mismatched comparison modes.
16670 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16672 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16673 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16674 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16675 with shifts for Thumb2.
16676 (orsi_notsi): New for orn.
16677 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16678 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16679 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16680 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16681 Don't invert remainder for IOR.
16683 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16685 PR tree-optimization/40087
16686 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16687 number_of_iterations_ne): Rename never_infinite argument.
16688 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16689 number_of_iterations_le): Handle pointer-type ivs when
16690 exit_must_be_taken is false.
16691 (number_of_iterations_cond): Do not always assume that
16692 exit_must_be_taken if the control variable is a pointer.
16694 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16696 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16697 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16699 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16701 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16702 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16704 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16707 * c.opt (Wlogical-op): Disabled by default.
16708 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16710 * doc/invoke.texi (Wlogical-op): Likewise.
16712 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16714 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16716 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16717 Propagate the type of the first operand.
16718 <ASSERT_EXPR>: Simplify.
16719 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16720 Rewrite using the RHS code as discriminant.
16721 <NOP_EXPR>: Turn into CASE_CONVERT.
16722 <PLUS_EXPR>: Propagate the type of the first operand.
16724 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16726 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16727 (ia64_dconst_0_375): New.
16728 * config/ia64/ia64.c (ia64_override_options): Remove
16729 -minline-sqrt-min-latency warning.
16730 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16731 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16732 * config/ia64/ia64.md (*sqrt_approx): Remove.
16733 (sqrtsf2): Remove #if 0.
16734 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16735 (sqrtdf): Remove assert.
16736 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16737 (sqrtxf2): Remove #if 0.
16738 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16739 * div.md (sqrt_approx_rf): New.
16740 (sqrtsf2_internal_thr): New implementation.
16741 (sqrtsf2_internal_lat): New.
16742 (sqrtdf2_internal_thr: New implementation.
16743 (sqrtxf2_internal): New implementation.
16745 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16746 Hans-Peter Nilsson <hp@axis.com>
16748 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16749 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16750 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16751 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16752 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16753 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16754 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16755 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16756 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16757 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16758 * c-common.c: ...from here.
16760 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16762 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16764 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16766 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16768 2009-05-19 Ben Elliston <bje@au.ibm.com>
16770 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16771 assignments with memcpy calls.
16772 (add_fdes): Likewise.
16773 (binary_search_unencoded_fdes): Likewise.
16774 (linear_search_fdes): Eliminate type puns.
16776 2009-05-19 Richard Guenther <rguenther@suse.de>
16778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16779 not falsely claim to have propagated into all uses.
16781 2009-05-19 Ben Elliston <bje@au.ibm.com>
16783 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16786 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16788 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16789 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16790 (TARGET_LEGITIMATE_ADDRESS_P): New.
16791 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16792 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16794 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16797 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16798 child of the containing namespace's DIE.
16800 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16802 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16803 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16804 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16807 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16810 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16811 gen_align with gen_pad.
16812 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16813 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16815 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16816 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16818 * config/i386/i386.md (align): Renamed to ...
16819 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16820 ASM_OUTPUT_MAX_SKIP_PAD.
16822 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16824 * config.gcc: Fix variable syntax.
16827 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16828 before calling exact_log2.
16829 (output_iorsi3): Likewise.
16830 (output_xorsi3): Likewise.
16832 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16834 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16835 for the none zero constant operand except for EQ and NE
16836 comprisons even when the first operand is R0.
16838 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16840 * config/s390/2064.md: Remove trailing whitespaces.
16841 * config/s390/2084.md: Likewise.
16842 * config/s390/constraints.md: Likewise.
16843 * config/s390/fixdfdi.h: Likewise.
16844 * config/s390/libgcc-glibc.ver: Likewise.
16845 * config/s390/s390-modes.def: Likewise.
16846 * config/s390/s390-protos.h: Likewise.
16847 * config/s390/s390.c: Likewise.
16848 * config/s390/s390.h: Likewise.
16849 * config/s390/s390.md: Likewise.
16850 * config/s390/tpf-unwind.h: Likewise.
16852 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16854 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16856 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16859 * configure.ac (m68k-*-*): Check if binutils support TLS.
16860 * configure: Regenerate.
16861 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16862 * config/m68k/constraints.md (Cu): New constraint.
16863 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16864 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16865 (movsi): Handle TLS symbols.
16866 (addsi3_5200): Handle XTLS symbols, indent.
16867 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16868 (m68k_tls_reference_p): Declare.
16869 (m68k_legitimize_address): Declare.
16870 (m68k_unwrap_symbol): Declare.
16871 * config/m68k/m68k.opt (mxtls): New option.
16872 * config/m68k/m68k.c (ggc.h): Include.
16873 (m68k_output_dwarf_dtprel): Implement hook.
16874 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16875 (m68k_expand_prologue): Load GOT pointer when function needs it.
16876 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16877 (m68k_legitimate_constant_address_p): Same.
16878 (m68k_decompose_address): Handle TLS references.
16879 (m68k_get_gp): New static function.
16880 (enum m68k_reloc): New contants.
16881 (TLS_RELOC_P): New macro.
16882 (m68k_wrap_symbol): New static function.
16883 (m68k_unwrap_symbol): New function.
16884 (m68k_final_prescan_insn_1): New static function.
16885 (m68k_final_prescan_insn): New function.
16886 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16888 (legitimize_pic_address): Handle TLS references..
16889 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16890 (m68k_libcall_value_in_a0_p)
16891 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16892 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16893 (m68k_legitimize_tls_address): Handle TLS references.
16894 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16896 (m68k_legitimize_address): Handle TLS symbols.
16897 (m68k_get_reloc_decoration): New static function.
16898 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16900 (m68k_output_dwarf_dtprel): Implement hook.
16901 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16902 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16903 m68k_call_* routines.
16904 (sched_attr_op_type): Handle TLS symbols.
16905 (gt-m68k.h): Include.
16906 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16907 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16909 2009-05-18 Martin Jambor <mjambor@suse.cz>
16911 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16912 (visit_store_addr_for_mod_analysis): New function.
16913 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16914 (determine_cst_member_ptr): Use gimple_assign_single_p.
16915 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16916 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16917 operands. Don't check number of operands of a NOP_EXPR.
16919 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16921 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16923 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16926 * c-common.c (warn_logical_operator): Don't warn if one of
16927 expression isn't always true or false.
16929 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16931 * config/i386/biarch32.h: New file.
16932 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16934 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16936 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16937 *zero_extend<mode>_truncqi): Merge these into ...
16938 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16939 Name the pattern following this as *zero_extendhi_truncqi.
16941 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16943 PR middle-end/39301
16944 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16945 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16946 (output_info): Make field HOST_WIDEST_INT.
16947 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16948 (dump_bitmat_statistics): Same.
16950 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16952 * config.gcc (use_gcc_stdint): Set to wrap.
16953 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16954 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16955 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16956 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16957 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16958 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16959 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16960 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16962 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16964 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16966 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16967 Move definitions earlier.
16968 (OPT_ARCH64, OPT_ARCH32): Define.
16969 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16972 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16975 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16978 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16980 * arm.md (movdi2): Copy non-reg values to DImode registers.
16982 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16985 * final.c (label_to_max_skip): New function.
16986 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16987 CODE_LABEL_NUMBER <= max_labelno.
16988 * output.h (label_to_max_skip): New prototype.
16989 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16990 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16991 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16992 Handle CODE_LABELs with >= 16 byte alignment or with
16993 max_skip == (1 << align) - 1.
16994 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16995 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16998 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16999 .p2align 3 if MAX_SKIP is smaller than 7.
17000 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17002 2009-05-15 Ian Lance Taylor <iant@google.com>
17004 * alias.c (struct alias_set_entry_d): Rename from struct
17005 alias_set_entry. Change all uses.
17006 * except.c (struct call_site_record_d): Rename from struct
17007 call_site_record. Change all uses.
17008 * except.h (struct eh_region_d): Rename from struct eh_region.
17010 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17012 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17013 ivtype_map_elt. Change all uses.
17014 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17016 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17017 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17019 (struct sese_d): Rename from struct sese. Change all uses.
17020 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17021 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17022 * optabs.h (struct optab_d): Rename from struct optab. Change all
17024 (struct convert_optab_d): Rename from struct convert_optab.
17026 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17027 ipa_opt_pass. Change all uses.
17028 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17031 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17032 defined as a typedef.
17033 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17036 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17039 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17041 (merge_ranges): Returns bool.
17042 * tree.h (make_range): .. to here.
17043 (build_range_check): Likewise.
17044 (merge_ranges): Likewise. Renamed from merge_ranges.
17045 * c-typeck.c (parser_build_binary_op): Update calls to
17046 warn_logical_operator.
17047 * c-common.c (warn_logical_operator): Add new warning.
17048 * c-common.h (warn_logical_operator): Update declaration.
17050 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17052 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17054 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17056 * doc/install.texi: Document MPC requirements, flags etc.
17058 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17059 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17060 Evaluate constant arguments.
17061 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17062 (fold_builtin_1): Likewise, also evaluate constant arguments.
17063 Remove superfluous break.
17064 (do_mpc_ckconv): New.
17065 * real.h: Include mpc.h.
17066 * toplev.c (print_version): Output MPC version info if available.
17068 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17070 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17072 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17074 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17077 2009-05-15 Jan Hubicka <jh@suse.cz>
17079 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17080 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17081 (try_inline): Fix return value.
17082 (cgraph_decide_inlining_incrementally): Honor new value.
17083 (cgraph_early_inlining): Handle indirect inlining.
17084 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17086 2009-05-15 Jan Hubicka <jh@suse.cz>
17088 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17089 * cgraphunit.c (cgraph_finalize_function): Set it.
17090 (cgraph_expand_function): Use it.
17092 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17094 * real.c (encode_ieee_half): Define.
17095 (decode_ieee_half): Define.
17096 (ieee_half_format): Define.
17097 (arm_half_format): Define.
17098 * real.h (ieee_half_format): Declare.
17099 (arm_half_format): Declare.
17101 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17103 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17104 swapped, and reversed optabs exist before trying to use them.
17106 2009-05-15 Paul Brook <paul@codesourcery.com>
17107 Sandra Loosemore <sandra@codesourcery.com>
17109 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17110 loads. Allow PRE_DEC.
17111 (output_move_neon): Handle PRE_DEC.
17112 (arm_print_operand): Add 'A' for neon structure loads.
17113 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17114 * config/arm/neon.md (neon_mov): Update comment.
17115 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17117 (Um): New constraint.
17119 2009-05-15 Jan Hubicka <jh@suse.cz>
17121 Revert the following patch until testsuite fallout is fixed:
17122 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17123 * cgraph.h (struct inline_summary): New filed self_wize,
17124 size_inlining_benefit, self_time and time_inlining_benefit.
17125 (struct cgraph_global_info): Replace insns by time ans size fields.
17126 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17127 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17128 (ipcp_update_callgraph): Do not touch function bodies.
17129 * ipa-inline.c: Include except.h
17130 (MAX_TIME): New constant.
17131 (overall_insns): Remove
17132 (overall_size, max_benefit): New static variables.
17133 (cgraph_estimate_time_after_inlining): New function.
17134 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17135 (cgraph_clone_inlined_nodes): Update size.
17136 (cgraph_mark_inline_edge): Update size.
17137 (cgraph_estimate_growth): Use size info.
17138 (cgraph_check_inline_limits): Check size.
17139 (cgraph_default_inline_p): Likewise.
17140 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17141 (cgraph_decide_recursive_inlining): Check size.
17142 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17144 (cgraph_decide_inlining): Likewise.
17145 (cgraph_decide_inlining_incrementally): Likewise; honor
17146 PARAM_EARLY_INLINING_INSNS.
17147 (likely_eliminated_by_inlining_p): New predicate.
17148 (estimate_function_body_sizes): New function.
17149 (compute_inline_parameters): Use it.
17150 * except.c (must_not_throw_labels): New function.
17151 * except.h (must_not_throw_labels): Declare.
17152 * tree-inline.c (init_inline_once): Kill inlining_weigths
17153 * tree-ssa-structalias.c: Avoid uninitialized warning.
17154 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17155 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17156 (PARAM_INLINE_CALL_COST): Remove.
17157 (PARAM_EARLY_INLINING_INSNS): New.
17159 2009-05-15 Richard Guenther <rguenther@suse.de>
17161 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17162 not TODO_update_ssa.
17164 2009-05-15 Richard Guenther <rguenther@suse.de>
17166 PR tree-optimization/39999
17167 * gimple.h (gimple_expr_type): Use the expression type looking
17168 through useless conversions.
17169 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17170 (vn_nary_op_insert_stmt): Likewise.
17171 (simplify_binary_expression): Likewise.
17173 2009-05-15 Richard Guenther <rguenther@suse.de>
17175 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17176 New options, enabled by default.
17177 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17179 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17180 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17181 * tree-ssa-structalias.c (gate_tree_pta): New function.
17182 (pass_build_alias): Use it.
17184 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17187 recurse on an invariant address if a conversion from a pointer
17188 type to a wider integer type is involved.
17190 2009-05-15 Jan Hubicka <jh@suse.cz>
17192 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17193 * cgraph.h (struct inline_summary): New filed self_wize,
17194 size_inlining_benefit, self_time and time_inlining_benefit.
17195 (struct cgraph_global_info): Replace insns by time ans size fields.
17196 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17197 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17198 (ipcp_update_callgraph): Do not touch function bodies.
17199 * ipa-inline.c: Include except.h
17200 (MAX_TIME): New constant.
17201 (overall_insns): Remove
17202 (overall_size, max_benefit): New static variables.
17203 (cgraph_estimate_time_after_inlining): New function.
17204 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17205 (cgraph_clone_inlined_nodes): Update size.
17206 (cgraph_mark_inline_edge): Update size.
17207 (cgraph_estimate_growth): Use size info.
17208 (cgraph_check_inline_limits): Check size.
17209 (cgraph_default_inline_p): Likewise.
17210 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17211 (cgraph_decide_recursive_inlining): Check size.
17212 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17214 (cgraph_decide_inlining): Likewise.
17215 (cgraph_decide_inlining_incrementally): Likewise; honor
17216 PARAM_EARLY_INLINING_INSNS.
17217 (likely_eliminated_by_inlining_p): New predicate.
17218 (estimate_function_body_sizes): New function.
17219 (compute_inline_parameters): Use it.
17220 * except.c (must_not_throw_labels): New function.
17221 * except.h (must_not_throw_labels): Declare.
17222 * tree-inline.c (init_inline_once): Kill inlining_weigths
17223 * tree-ssa-structalias.c: Avoid uninitialized warning.
17224 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17225 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17226 (PARAM_INLINE_CALL_COST): Remove.
17227 (PARAM_EARLY_INLINING_INSNS): New.
17228 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17229 (inline-call-cost): Remove.
17230 (early-inlining-insns): New.
17232 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17234 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17236 (print_int_cst_bounds_in_octal_p): Likewise.
17237 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17239 * dwarf2out.c (base_type_die): Likewise.
17240 (is_subrange_type): Delete.
17241 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17242 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17243 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17244 if the destination type is boolean.
17245 (build_range_check): Do not special-case subtypes.
17246 (fold_sign_changed_comparison): Likewise.
17247 (fold_unary): Likewise.
17248 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17249 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17250 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17251 * tree.c (subrange_type_for_debug_p): New predicate based on the
17252 former is_subrange_type.
17253 * tree.h (subrange_type_for_debug_p): Declare.
17254 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17255 (convert_affine_scev): Remove call to above function.
17256 (chrec_convert_aggressive): Likewise.
17257 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17258 false for conversions involving subtypes.
17259 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17260 (vrp_val_min): Likewise.
17261 (needs_overflow_infinity): Likewise.
17262 (extract_range_from_unary_expr): Likewise.
17264 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17266 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17267 * config/frv/frv.c: Likewise.
17268 * config/s390/s390.c: Likewise.
17269 * config/sparc/sparc.h: Likewise.
17270 * config/i386/i386.h: Likewise.
17271 * config/i386/i386.c: Likewise.
17272 * config/crx/crx.c: Likewise.
17273 * config/m68hc11/m68hc11.h: Likewise.
17274 * config/iq2000/iq2000.c: Likewise.
17275 * config/mn10300/mn10300.h: Likewise.
17276 * config/mn10300/mn10300.c: Likewise.
17277 * config/m68k/m68k.c: Likewise.
17278 * config/rs6000/rs6000.c: Likewise.
17279 * config/rs6000/xcoff.h: Likewise.
17280 * config/rs6000/linux64.h: Likewise.
17281 * config/rs6000/sysv4.h: Likewise.
17282 * config/score/score3.c: Likewise.
17283 * config/score/score7.c: Likewise.
17284 * config/score/score.c: Likewise.
17285 * config/arm/arm.md: Likewise.
17286 * config/mips/mips.c: Likewise.
17287 * config/mips/mips.md: Likewise.
17288 * config/bfin/bfin.h: Likewise.
17289 * config/pa/pa.c: Likewise.
17290 * config/pa/constraints.md: Likewise.
17292 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17293 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17294 * config/pdp11/pdp11.h: Use memory_address_p instead.
17296 2009-05-14 Ian Lance Taylor <iant@google.com>
17298 * passes.c (finish_optimization_passes): Change i to int.
17299 * plugin.c (plugins_active_p): Change event to int.
17300 (dump_active_plugins): Likewise.
17301 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17303 * tree.c (tree_range_check_failed): Change c to unsigned int.
17304 (omp_clause_range_check_failed): Likewise.
17305 (build_common_builtin_nodes): Change mode to int. Add cast.
17306 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17307 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17309 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17310 ++ or -- with a variable of enum type.
17312 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17315 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17317 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17319 * store-motion.c: Do not include params.h
17320 * Makefile.in: Fix dependencies for various files.
17322 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17324 * auto-inc-dec.c: Fix pass description, remove apparent
17325 accidental duplication.
17327 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17329 PR middle-end/40147
17330 * ipa-utils.h (memory_identifier_string): Moved to ...
17331 * tree.h (memory_identifier_string): Here. Add GTY(()).
17333 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17335 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17336 in the former documentation of...
17337 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17338 * ira-conflicts.c (get_dup_num): Use address_operand.
17339 * targhooks.c (default_legitimate_address_p): New.
17340 * targhooks.h (default_legitimate_address_p): New.
17341 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17343 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17344 * target.h (struct target): Add legitimate_address_p.
17345 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17346 (TARGET_INITIALIZER): Include it.
17348 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17349 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17350 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17351 (TARGET_LEGITIMATE_ADDRESS_P): New.
17353 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17354 (REG_OK_STRICT_P): Delete.
17355 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17356 (frv_legitimate_address_p_1): ... this.
17357 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17358 (frv_legitimate_address_p_1): ... the renamed old
17359 frv_legitimate_address_p.
17360 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17361 (TARGET_LEGITIMATE_ADDRESS_P): New.
17363 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17364 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17365 * config/s390/s390.c (legitimate_address_p): Rename to...
17366 (s390_legitimate_address_p): ... this, make static.
17367 (legitimize_address): Adjust call.
17368 (TARGET_LEGITIMATE_ADDRESS_P): New.
17369 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17371 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17372 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17373 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17374 (TARGET_LEGITIMATE_ADDRESS_P): New.
17376 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17377 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17378 * config/spu/spu.c (spu_legitimate_address): Rename to...
17379 (spu_legitimate_address_p): ... this, make static.
17380 (TARGET_LEGITIMATE_ADDRESS_P): New.
17382 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17383 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17384 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17385 (sparc_legitimate_address_p): ... this, make static and return bool.
17386 (legitimize_address): Adjust call.
17387 (TARGET_LEGITIMATE_ADDRESS_P): New.
17389 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17390 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17391 * config/i386/i386.c (legitimate_address_p): Rename to...
17392 (ix86_legitimate_address_p): ... this, make static.
17393 (constant_address_p): Move after it, adjust call.
17394 (TARGET_LEGITIMATE_ADDRESS_P): New.
17396 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17397 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17398 * config/avr/avr.c (legitimate_address_p): Rename to...
17399 (avr_legitimate_address_p): ... this, make static.
17400 (legitimize_address): Adjust call.
17401 (TARGET_LEGITIMATE_ADDRESS_P): New.
17403 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17404 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17405 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17406 (TARGET_LEGITIMATE_ADDRESS_P): New.
17408 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17409 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17410 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17411 (TARGET_LEGITIMATE_ADDRESS_P): New.
17413 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17414 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17416 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17418 (TARGET_LEGITIMATE_ADDRESS_P): New.
17420 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17421 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17423 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17425 (m68hc11_legitimate_address_p): ... this, make static.
17426 (go_if_legitimate_address_internal): Rename to...
17427 (m68hc11_legitimate_address_p_1): ... this.
17428 (legitimize_address): Adjust call.
17429 (TARGET_LEGITIMATE_ADDRESS_P): New.
17431 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17432 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17433 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17434 (TARGET_LEGITIMATE_ADDRESS_P): New.
17436 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17437 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17438 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17439 (mn10300_legitimate_address_p): ... this, make static.
17440 (TARGET_LEGITIMATE_ADDRESS_P): New.
17442 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17443 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17444 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17445 (TARGET_LEGITIMATE_ADDRESS_P): New.
17447 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17448 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17449 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17450 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17451 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17452 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17453 (rs6000_legitimate_address_p): ... this, make static.
17454 (TARGET_LEGITIMATE_ADDRESS_P): New.
17455 (REG_MODE_OK_FOR_BASE_P): Delete.
17456 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17458 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17459 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17461 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17462 static, adjust types.
17463 (TARGET_LEGITIMATE_ADDRESS_P): New.
17465 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17466 * config/score/score.c (score_address_p): Rename to...
17467 (score_legitimate_address_p): ... this.
17468 (TARGET_LEGITIMATE_ADDRESS_P): New.
17469 * config/score/score3.c (score3_address_p): Rename to...
17470 (score3_legitimate_address_p): ... this.
17471 * config/score/score7.c (score7_address_p): Rename to...
17472 (score7_legitimate_address_p): ... this.
17474 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17475 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17476 GO_IF_LEGITIMATE_ADDRESS): Delete.
17477 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17478 thumb2_legitimate_address_p): Delete.
17479 (arm_legitimate_address_p): Rename to...
17480 (arm_legitimate_address_outer_p): ... this.
17481 * config/arm/constraints.md ("Uq"): Adjust call.
17482 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17483 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17485 (arm_legitimate_address_outer_p): ... this.
17486 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17488 (TARGET_LEGITIMATE_ADDRESS_P): New.
17490 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17491 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17492 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17493 (TARGET_LEGITIMATE_ADDRESS_P): New.
17495 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17496 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17497 * config/vax/vax.c (legitimate_address_p): Rename to...
17498 (vax_legitimate_address_p): ... this, make static.
17499 (TARGET_LEGITIMATE_ADDRESS_P): New.
17501 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17502 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17503 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17504 (TARGET_LEGITIMATE_ADDRESS_P): New.
17506 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17507 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17508 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17509 (mmix_legitimate_address_p): ... this, make static.
17510 (TARGET_LEGITIMATE_ADDRESS_P): New.
17512 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17513 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17514 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17515 (TARGET_LEGITIMATE_ADDRESS_P): New.
17517 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17519 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17520 of MODE_COMPLEX_INT.
17522 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17524 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17525 LCT_NORMAL in function call.
17526 * mips-tdump.c (print_file_desc): Add cast to enum type.
17527 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17528 (mark_stabs): Add casts to enum types.
17529 (parse_stabs_common): Add casts to enum types.
17531 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17533 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17534 Check for invalid values of LETTER.
17536 2009-05-13 Taras Glek <tglek@mozilla.com>
17538 * attribs.c (register_attribute): moved out attribute registration
17539 into register_attribute.
17540 * doc/plugins.texi: Documented register_attribute and
17542 * gcc-plugin.h: Added forward decl for register_attribute.
17543 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17544 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17545 PLUGIN_ATTRIBUTES boilerplate.
17547 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17549 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17550 values even in sentinel and empty entries.
17551 (ms_printf_flag_specs): Likewise.
17552 (ms_scanf_flag_specs): Likewise.
17553 (ms_strftime_flag_specs): Likewise.
17554 (ms_print_char_table): Likewise.
17555 (ms_scan_char_table): Likewise.
17556 (ms_time_char_table): Likewise.
17558 2009-05-13 Doug Kwan <dougkwan@google.com>
17560 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17562 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17564 * config/mips/mips.md (store): Add attributes for QI and HI.
17566 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17567 (truncdi<mode>2): ... this new pattern.
17569 2009-05-13 Brad Hards <bradh@kde.org>
17571 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17573 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17574 Ben Elliston <bje@au.ibm.com>
17576 PR middle-end/40035
17577 * dse.c (check_mem_read_rtx): Guard against width == -1.
17579 2009-05-13 Michael Matz <matz@suse.de>
17581 PR middle-end/39976
17582 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17583 (trivially_conflicts_p): New function.
17584 (insert_backedge_copies): Use it.
17586 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17588 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17589 (handle_stdc_pragma): Use new enum constant names.
17590 (handle_pragma_float_const_decimal64): Ditto.
17592 2009-05-13 Ian Lance Taylor <iant@google.com>
17594 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17597 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17599 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17600 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17602 * config/m68k/m68k.h (FL_UCLINUX): Define.
17604 2009-05-13 Jan Hubicka <jh@suse.cz>
17606 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17608 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17610 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17611 unless -fschedule-insns is specified.
17613 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17616 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17617 TARGET_EXPAND_CBRANCHDI4.
17618 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17619 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17620 (cmpeqdi): Fix comment.
17622 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17624 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17625 (sh_legitimate_address_p): Likewise.
17626 * config/sh/sh.c (sh_legitimate_index_p): New.
17627 (sh_legitimate_address_p): Likewise.
17628 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17629 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17630 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17631 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17632 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17633 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17634 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17635 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17636 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17638 2009-05-12 Jan Hubicka <jh@suse.cz>
17640 * tree-inline.c (estimate_operator_cost): Add operands;
17641 when division happens by constant, it is cheap.
17642 (estimate_num_insns): Loads and stores are not having cost of 0;
17643 EH magic stuff is cheap; when computing runtime cost of switch,
17644 use log2 base of amount of its cases; builtin_expect has cost of 0;
17645 compute cost for moving return value of call.
17646 (init_inline_once): Initialize time_based flags.
17647 * tree-inline.h (eni_weights_d): Add time_based flag.
17649 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17651 * df-core.c: Update head documentation.
17653 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17656 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17657 shadowing exisiting variable op1.
17659 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17662 * config/i386/driver-i386.c (processor_signatures): New enum.
17663 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17664 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17665 processor signature to detect geode processor.
17667 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17671 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17673 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17674 causes spurious differences between trunk and cond-optab branch.
17676 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17678 * dojump.c (compare_from_rtx): Delete.
17679 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17680 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17681 if the comparison does not satisfy the predicate; test predicates for
17682 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17683 further if one existing pattern fails.
17684 * expr.h (compare_from_rtx): Delete.
17685 (prepare_operand): Declare it.
17686 * optabs.c: Change "lib call" to "libcall" throughout.
17687 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17688 HAVE_conditional_trap, emit_cmp_insn): Delete.
17689 (can_compare_p): Delete cmp_optab case.
17690 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17691 Accept other parameters by value.
17692 (prepare_operand): Make non-static.
17693 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17694 other parameters by value. Try to widen operands here based on
17695 an optab_methods argument and looking at cbranch_optab.
17696 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17697 loop. Use cbranch_optab directly.
17698 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17699 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17701 (emit_conditional_move, emit_conditional_add): Inline what's needed
17702 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17703 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17704 with COMPARE. Move cmov_optab and cstore_optab above
17705 with cbranch_optab, move cmp_optab down with ucmp_optab,
17706 remove tst_otpab. Do not initialize trap_rtx.
17707 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17708 for trap code. Do not check HAVE_conditional_trap. Use
17709 prepare_cmp_insn. Accept no predicate for operand 3.
17710 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17711 (OTI_ctrap, ctrap_optab): New.
17712 (tst_optab): Delete.
17713 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17714 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17715 with lookup of ctrap_optab.
17716 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17718 (ctrap_optab): New.
17720 * combine.c (combine_simplify_rtx, simplify_set): Do not
17721 special case comparing against zero for cc0 machines.
17722 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17723 COMPARE on cc0 machines.
17724 (simplify_relational_operation): Return a new expression when
17725 a COMPARE could be removed.
17726 * final.c (final_scan_insn): Compare cc_status values
17727 against LHS of a (compare FOO (const_int 0)) cc0 source.
17728 Also check if cc_status.value is the full compare.
17730 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17731 (cstoreMM4): Document.
17732 (conditional_trap): Document ctrapMM4 instead.
17733 (sync_compare_and_swapMM): Refer to cbranchcc4.
17734 (Dependent Patterns): Eliminate obsolete information referring to
17735 the old jump optimization phase.
17736 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17737 of compares with 0 on cc0 machines.
17738 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17739 avoiding references to cc0. Remove text about storing operands
17741 * doc/tm.texi (Condition Codes): Include blurb on different
17742 condition code representations, separate into subsections for
17743 CC0, MODE_CC and conditional execution.
17745 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17746 alpha_emit_setcc): Accept operands and a machine mode.
17747 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17748 Get code/op0/op1 from operands, use machine mode argument
17749 instead of alpha_compare.fp_p. Emit the branch here.
17750 (alpha_emit_setcc): Likewise, and return boolean.
17751 (alpha_emit_conditional_move): Likewise. Assert that
17752 cmp_op_mode == cmp_mode, and simplify accordingly.
17753 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17754 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17755 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17757 (stack probe test): Use cbranchdi4.
17758 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17760 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17761 * config/arc/arc.h (movsicc, movsfcc): Use it.
17762 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17763 (cbranchsi4, cstoresi4): New.
17764 (cmpsi, bCC and sCC expanders): Remove.
17766 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17767 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17768 * config/arm/predicates.md (arm_comparison_operator): Only include
17769 floating-point operators if there is a hardware floating-point unit.
17770 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17771 deferring to cbranch_cc and cstore_cc respectively.
17772 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17773 cbranch_cc, cstore_cc): New.
17774 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17776 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17778 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17779 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17781 (adjust_insn_length): Adjust calls.
17782 (avr_reorg): Handle (compare (foo) (const_int 0)).
17783 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17784 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17785 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17786 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17788 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17789 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17791 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17792 (cbranchsi4, cstorebi4, cstoresi4): New.
17793 (movbisi): This insn is duplicate, split it to zero_extend.
17794 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17795 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17796 (bfin_optimize_loop): Use cbranch expander.
17797 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17798 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17799 (bfin_bimode_comparison_operator): ... this.
17800 (bfin_direct_comparison_operator): New.
17802 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17803 inside (compare FOO (const_int 0)).
17804 (cris_rtx_costs): Handle ZERO_EXTRACT.
17805 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17806 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17807 (*tstdi_v32): Delete.
17808 (*cmpdi_non_v32): Add M alternative for operand 1.
17809 (cmpsi, cmp<mode>): Make private.
17810 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17812 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17814 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17815 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17816 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17817 (cc_reg_operand): New.
17818 (any_cond): Delete.
17819 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17820 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17821 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17822 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17823 crx_expand_scond): Delete.
17825 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17827 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17828 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17830 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17831 cstoresi4, cstoresf4, cstoredf4): New.
17832 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17833 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17834 Receive the entire operands array.
17835 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17836 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17837 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17838 Get test/op0/op1 from the operands array.
17839 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17841 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17842 (h8300_expand_store): New.
17843 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17845 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17846 (h8300_expand_store): New.
17847 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17848 or do not try to produce (set (cc0) REG).
17849 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17850 change a compare into a move to a scratch register. Disable some
17851 peepholes when comparing with zero.
17852 (tstsi, tsthi, tstsi, cmpqi): Make private.
17854 (bCC, sCC): Delete.
17855 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17858 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17859 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17860 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17861 (ix86_emit_i387_log1p): Use cbranchxf2.
17862 (ix86_expand_setcc): Return void.
17863 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17864 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17865 cmp<MODEF>, cmpcc): Remove.
17866 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17867 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17868 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17869 (sCC and bCC expanders): Remove.
17870 (stack_protect_test): Use cbranchcc4.
17872 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17874 (ia64_expand_compare): Accept three rtx by reference and return void.
17875 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17876 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17877 from *expr. Update *expr with the BImode comparison to do.
17878 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17879 cmptf, bCC, sCC, conditional_trap): Delete.
17880 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17881 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17882 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17883 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17884 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17886 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17887 type of last argument.
17888 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17889 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17890 use machine mode argument instead of branch_type. Remove dead
17891 code for floating-point comparisons.
17892 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17893 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17895 (cbranchsi4, cstoresi4): New.
17896 * config/iq2000/predicates.md (reg_or_const_operand): New.
17898 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17899 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17900 (b<code>_op): Rewrite to...
17901 (bcc_op): ... this, using match_operator.
17902 (s<code>_op): Rewrite to...
17903 (scc_op): ... this, using match_operator.
17904 (s<code>_24_op): Rewrite to...
17905 (scc_op_24): ... this, using match_operator.
17906 (s<code>_<mode>): Rewrite to...
17907 (cstore<mode>4): ... this, using match_operator.
17908 (s<code>_<mode>_24): Rewrite to...
17909 (cstore<mode>4_24): ... this, using match_operator.
17910 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17911 m32c_unpend_compare, m32c_expand_scc): Delete.
17912 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17913 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17914 (m32c_expand_movcc): Change NE to EQ if necessary.
17915 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17917 * config/m32r/m32r-protos.h (gen_cond_store): New.
17918 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17919 (gen_cond_store): New, from sCC patterns.
17920 (m32r_expand_block_move): Use cbranchsi4.
17921 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17922 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17923 (cbranchsi4, cstoresi4): New.
17925 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17927 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17928 (m68hc11_notice_update_cc): Look into a compare with 0.
17929 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17931 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17932 cmphi, cmpqi, bCC): Delete.
17933 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17934 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17935 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17938 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17939 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17940 * config/m68k/constraints.md (H): New.
17941 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17942 the define_insn below.
17943 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17944 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17945 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17946 patterns): Wrap RHS with COMPARE.
17947 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17948 (*cmpdi_internal): Name this pattern.
17949 (cmpdi): Change to define_insn.
17950 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17951 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17952 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17954 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17955 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17956 (conditional_trap): Change to...
17957 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17958 (*conditional_trap): Use the ordered_comparison_operator and
17959 const1_operand predicates.
17960 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17961 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17962 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17963 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17965 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17966 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17967 (mcore_gen_compare): New.
17968 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17969 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17970 (mcore_gen_compare): ... this.
17971 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17972 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17973 (stack probe pattern): Use cbranchsi4.
17975 * config/mips/predicates.md (mips_cstore_operator): New.
17976 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17977 * config/mips/mips.md (any_cond): Delete.
17978 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17980 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17981 fixuns_truncsfdi2): Use cbranch patterns.
17982 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17983 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17984 Adjust call to mips_expand_conditional_branch.
17985 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17987 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17988 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17989 * config/mips/mips.c (cmp_operands): Delete.
17990 (mips_emit_compare): Get comparison operands from *op0/*op1.
17991 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17992 that it succeeds. Use op0/op1 instead of cmp_operands.
17993 (mips_expand_conditional_branch, mips_expand_conditional_move,
17994 mips_expand_conditional_trap): Likewise.
17995 (mips_block_move_loop): Use cbranch patterns.
17996 * config/mips/mips.h (cmp_operands): Delete.
17998 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17999 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18000 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18001 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18002 (*cmpcc_folded): Rename to...
18003 (*cmpdi_folded): this.
18004 (*cmpcc): Rename to...
18006 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18009 (cbranchdf4): New. Handle invalid comparisons here.
18010 * config/mmix/predicates.md (float_comparison_operator): New.
18012 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18013 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18014 * config/mn10300/mn10300.md (tst): Delete.
18015 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18016 Name these patterns and wrap RHS in a compare.
18017 (*cmpsi): Make this pattern private. Include tst.
18018 (*cmpsf): Make this pattern private.
18019 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18020 (compare with zero peepholes): Likewise.
18022 (cbranchsi4, cbranchsf4): New.
18023 (casesi): Use cbranchsi4.
18025 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18026 hppa_branch_type): Delete.
18027 (return_addr_rtx): Use cbranchsi4.
18028 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18029 Emit CCFPmode comparison here.
18030 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18031 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18032 hppa_branch_type): Delete.
18033 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18034 (movsicc, movdicc): Remove references to hppa_compare_op0,
18035 hppa_compare_op1 and compare_from_rtx.
18036 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18037 (casesi): Use cbranchsi4.
18039 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18040 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18041 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18042 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18043 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18045 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18046 (*branch, *branch_inverted): New.
18048 * config/picochip/picochip.md (cbranchhi4): Use
18049 ordered_comparison_operator.
18050 (cmphi, bCC): Remove.
18052 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18053 (trap_comparison_operator): Delete.
18054 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18055 rs6000_emit_cbranch): Accept mode and operands.
18056 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18057 rs6000_compare_fp_p): Delete.
18058 (rs6000_generate_compare): Accept mode and comparison. Extract code
18059 and op0/op1 from there. Replace references to rs6000_compare_op0
18060 and rs6000_compare_op1.
18061 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18062 extract result from passed operands.
18063 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18064 extract loc from passed operands.
18065 (rs6000_emit_cmove): Likewise.
18066 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18067 rs6000_compare_fp_p): Delete.
18068 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18069 (cbranch<GPR>4, cbranch<FP>4): New.
18070 (cstore<mode>4): New. Consolidate here all choices about when to use
18071 portable or specialized sCC sequences.
18072 (stack_protect_test): Use cbranchsi4.
18073 (conditional_trap): Replace with ctrap<GPR>4.
18074 (conditional trap insn): Replace trap_comparison_operator with
18075 ordered_comparison_operator.
18077 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18078 (s390_emit_prologue): Use ctrap.
18079 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18080 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18081 New predicates replacing...
18082 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18083 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18084 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18085 (add<mode>cc): Do not use s390_compare_op0/op1.
18086 (s<code>): Change to...
18087 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18088 (seq): Change to...
18089 (cstorecc4): ... this. Handle EQ or NE equally.
18090 (*sne): Un-privatize for use in cstorecc4.
18091 (b<code>): Change to...
18092 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18093 (conditional_trap): Replace with...
18094 (ctrap<GPR>4, ctrap<FP>4): ... these.
18095 (stack_protect): Use cbranchcc4.
18097 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18098 * config/score/score-protos.h (score_gen_cmp): Delete.
18099 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18100 (score_block_move-loop): Use cbranchsi4.
18101 * config/score/score.md (cbranchsi4): New.
18102 (cmpsi, bCC): Delete.
18103 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18104 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18105 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18106 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18107 * config/score/score3.h (score3_gen_cmp): Delete.
18108 * config/score/score7.h (score7_gen_cmp): Delete.
18110 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18111 (sh_emit_scc_to_t): ... this. Return void.
18112 (from_compare): Rename to...
18113 (sh_emit_compare_and_branch): ... this.
18114 (sh_emit_compare_and_set): New.
18115 (sh_expand_t_scc): Accept operands.
18116 * config/sh/predicates.md (sh_float_comparison_operator): New.
18117 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18118 (prepare_scc_operands): Rename to...
18119 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18121 (sh_emit_cheap_store_flag): New.
18122 (sh_emit_set_t_insn): New.
18123 (from_compare): Rename to...
18124 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18125 handling of TARGET_SH2E floating point to avoid recursive call.
18126 Generate branch here.
18127 (sh_emit_compare_and_set): New.
18128 (sh_expand_t_scc): Get op0/op1 from arguments.
18129 (sh_emit_cheap_store_flag): New.
18130 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18132 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18133 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18134 (movsicc, movdicc): Do nothing when it recreated operands from
18135 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18136 prepare_scc_operands (now sh_emit_scc_to_t).
18137 (udivdi3): Use cstoresi4.
18138 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18139 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18140 (cbranchint4_media, cbranchfp4_media): New.
18141 (casesi): Use cbranchdi4.
18142 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18144 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18145 (movnegt): Remove second operand.
18146 (cbranchsf4, cbranchdf4): New.
18147 (stack_protect): Use cbranchdi4/cbranchsi4.
18149 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18150 (gen_compare_reg): Accept comparison, extract part of it to...
18151 (gen_compare_reg_1): ... this.
18152 (gen_compare_operator): Delete.
18153 (gen_v9_scc): Accept separate destination, comparison code and arms.
18154 Do not use sparc_compare_op0/sparc_compare_op1.
18155 (emit_scc_insn, emit_conditional_branch_insn): New.
18156 (emit_v9_brxx): Make static. Remove useless assertion.
18157 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18159 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18160 * config/sparc/sparc-protos.h (gen_compare_reg,
18161 sparc_emit_float_lib_cmp): Adjust prototype.
18162 (emit_scc_insn, emit_conditional_branch_insn): New.
18163 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18164 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18165 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18166 iterators to the top.
18167 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18168 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18169 snedi_special_trunc): Delete.
18170 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18171 and snedi_special_trunc.
18172 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18173 cbranchdi4, cbranch<F:mode>4): New.
18174 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18175 here. Use gen_compare_reg instead of gen_compare_operator.
18176 (conditional_trap): Replace with...
18177 (ctrapsi4, ctrapdi4): ... this.
18178 (stack_protect_test): Use cbranchcc4.
18180 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18182 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18183 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18184 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18185 from operands[0] or operands[3] depending on is_set.
18186 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18187 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18188 cmpdf, bCC), sCC: Remove.
18189 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18190 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18192 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18193 spu_emit_branch_or_set.
18195 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18197 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18198 xstormy16_compare_op1): Delete.
18199 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18200 xstormy16_compare_op1): Delete.
18201 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18203 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18204 (cmphi, cmpsi, bCC): Remove.
18206 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18207 (*cmpsi): ... this one.
18208 (cbranchsi4, cstoresi4): New.
18209 (bCC expanders): Delete.
18210 (sCC insns): Fold into...
18211 (*setcc): ... this one.
18212 (casesi): Do not use gen_cmpsi and gen_bgtu.
18213 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18214 (movsicc): Simplify.
18215 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18217 * config/vax/vax-protos.h (cond_name): New.
18218 (vax_output_conditional_branch): Remove.
18219 * config/vax/vax.c (cond_name): New.
18220 (vax_output_conditional_branch): Remove.
18221 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18222 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18223 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18224 (bit<VAXint>): Wrap source with (compare).
18225 (b<code> and following unnamed pattern): Rename to *branch and
18226 *branch_reversed. Change macroization to match_operator.
18227 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18229 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18230 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18231 Change last argument to machine_mode.
18232 (xtensa_expand_scc): Add machine_mode argument.
18233 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18234 (gen_conditional_move, xtensa_expand_conditional_branch,
18235 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18236 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18237 Adjust operand numbers.
18238 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18240 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18241 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18242 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18244 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18246 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18247 causes spurious differences between trunk and cond-optab branch.
18249 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18252 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18254 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18256 * tree.c (iterative_hash_pointer): Delete.
18257 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18258 Hash UIDs and versions of SSA names. Don't special-case built-in
18259 function declarations.
18261 2009-05-11 Ian Lance Taylor <iant@google.com>
18264 * graphite.c: Force -Wc++-compat to only be a warning before
18265 #including "cloog/cloog.h".
18267 2009-05-11 Martin Jambor <mjambor@suse.cz>
18269 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18271 2009-05-11 Jan Hubicka <jh@suse.cz>
18273 * tree-ssa-loop-ivcanon.c: Include target.h
18274 (struct loop_size): new structure.
18275 (constant_after_peeling): New predicate.
18276 (tree_estimate_loop_size): New function.
18277 (estimated_unrolled_size): Rewrite for new estimates.
18278 (try_unroll_loop_completely): Use new estimates.
18279 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18281 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18283 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18284 libcpp interface change.
18285 (spu_macro_to_expand): Likewise.
18287 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18289 PR tree-optimization/40026
18290 * gimplify.c (gimplify_init_constructor): Change initial conditional
18291 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18292 optimize_compound_literals_in_ctor.
18294 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18296 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18298 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18300 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18302 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18303 HOST_WIDE_INT for gap.
18305 2009-05-11 Ira Rosen <irar@il.ibm.com>
18307 PR tree-optimization/40074
18308 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18309 account in group size and step comparison.
18311 2009-05-11 Richard Guenther <rguenther@suse.de>
18313 * passes.c (init_optimization_passes): Strip now incorrect comment.
18314 (execute_function_todo): Do not set PROP_alias.
18315 * tree-pass.h (PROP_alias): Remove.
18316 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18317 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18318 * tree-nrv.c (pass_return_slot): Likewise.
18319 * tree-object-size.c (pass_object_sizes): Likewise.
18320 * tree-ssa-dom.c (pass_dominator): Likewise.
18321 (pass_phi_only_cprop): Likewise.
18322 * tree-ssa-dse.c (pass_dse): Likewise.
18323 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18324 (pass_cselim): Likewise.
18325 * tree-ssa-pre.c (pass_pre): Likewise.
18326 (pass_fre): Likewise.
18327 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18328 * tree-ssa-sink.c (pass_sink_code): Likewise.
18329 * tree-stdarg.c (pass_stdarg): Likewise.
18330 * tree-tailcall.c (pass_tail_calls): Likewise.
18331 * tree-vrp.c (pass_vrp): Likewise.
18333 2009-05-10 Ian Lance Taylor <iant@google.com>
18335 * basic-block.h (enum profile_status): Break out of struct
18336 control_flow_graph.
18337 * cgraph.h (struct inline_summary): Break out of struct
18339 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18340 of struct cgraph_order_sort.
18341 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18342 * cse.c (struct branch_path): Break out of struct
18343 cse_basic_block_data.
18344 * except.h (enum eh_region_type): Break out of struct eh_region.
18345 * gcc.c (enum add_del): Break out of struct modify_target.
18346 * genrecog.c (enum decision_type): Break out of struct decision_test.
18347 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18349 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18350 * regmove.c (enum match_use): New enum, broken out of struct match.
18351 * sched-int.h (enum post_call_group): New enum, broken out of
18353 (struct deps_reg): Break out of struct deps.
18354 * target.h (struct asm_int_op): Break out of struct gcc_target.
18355 * tree-eh.c (struct goto_queue_node): Break out of struct
18357 * tree-inline.h (enum copy_body_cge_which): Break out of
18359 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18361 * c-decl.c (in_struct, struct_types): New static variables.
18362 (pushtag): Add loc parameter. Change all callers.
18363 (lookup_tag): Add ploc parameter. Change all callers.
18364 (check_compound_literal_type): New function.
18365 (parser_xref_tag): Add loc parameter. Change all callers. If
18366 -Wc++-compat, warn about struct/union/enum types defined within a
18368 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18369 and loc parameters. Change all callers. Change error calls to
18370 error_at, using loc. For a redefinition, if the location of the
18371 original definition is known, report it. Set in_struct and
18372 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18373 (finish_struct): Add new parameters enclosing_in_struct and
18374 enclosing_struct_types. Change all callers. Set
18375 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18376 in the struct. If in a struct, add this struct to struct_types.
18377 (start_enum): Add loc parameter. Change all callers. Use
18378 error_at for errors, using loc. For a redefinition, if the
18379 location of the original definition is known, report it. If in a
18380 struct, add this enum type to struct_types. If -Wc++-compat warn
18381 if in sizeof, typeof, or alignof.
18382 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18383 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18384 (c_parser_enum_specifier): Get enum location for start_enum.
18385 (c_parser_struct_or_union_specifier): Get struct location for
18386 start_struct. Save in_struct and struct_types status between
18387 start_struct and finish_struct.
18388 (c_parser_cast_expression): Get location of cast.
18389 (c_parser_alignof_expression): Get location of type.
18390 (c_parser_postfix_expression): Likewise.
18391 (c_parser_postfix_expression_after_paren_type): Add type_loc
18392 parameter. Change all callers. Call check_compound_literal_type.
18393 Use type_loc for error about variable size type.
18394 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18395 of an enum constant from an enum type defined in a struct or union.
18396 (c_cast_expr): Add loc parameter. Change all callers. If
18397 -Wc++-compat, warn about defining a type in a cast.
18398 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18399 (start_enum, start_struct, finish_struct): Update declarations.
18400 (parser_xref_tag, c_cast_expr): Update declarations.
18401 (check_compound_literal_type): Declare.
18403 2009-05-11 Ben Elliston <bje@au.ibm.com>
18405 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18406 for recent libcpp interface change.
18407 (rs6000_macro_to_expand): Likewise.
18409 2009-05-10 Michael Matz <matz@suse.de>
18412 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18413 not at entry of function.
18415 2009-05-10 Richard Guenther <rguenther@suse.de>
18417 PR tree-optimization/40081
18419 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18420 using the main variant of the element type. Do not fiddle with
18421 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18423 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18424 structs with volatile fields.
18426 2009-05-10 Jan Hubicka <jh@suse.cz>
18428 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18429 (estimate_move_cost): Assert that it does not get called for
18431 (estimate_num_insns): Skip VOID types in argument handling.
18432 (optimize_inline_calls): Delete unreachable blocks and verify that
18433 callgraph is valid.
18435 2009-05-10 Jan Hubicka <jh@suse.cz>
18437 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18438 * cgraph.c (cgraph_mark_address_taken_node): New function.
18439 (dump_cgraph_node): Dump new flag.
18440 * cgraph.h (struct cgraph_node): Add address_taken.
18441 (cgraph_mark_address_taken_node): New function.
18442 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18443 since new direct calls can be born.
18445 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18447 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18448 tok->val.node.node.
18450 2009-05-10 Jan Hubicka <jh@suse.cz>
18452 PR middle-end/40084
18453 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18455 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18456 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18457 * tree-inline.c (copy_bb): Set frequency correctly.
18458 (fold_marked_statements): Update call to
18459 cgraph_update_edges_for_call_stmt.
18461 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18463 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18464 identifiers in diagnostics.
18465 * config/arm/arm.c (arm_handle_fndecl_attribute,
18466 arm_handle_isr_attribute): Likewise.
18467 * config/avr/avr.c (avr_handle_progmem_attribute,
18468 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18469 * config/bfin/bfin.c (handle_int_attribute,
18470 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18471 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18472 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18474 * config/darwin.c (darwin_handle_kext_attribute,
18475 darwin_handle_weak_import_attribute): Likewise.
18476 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18477 h8300_handle_eightbit_data_attribute,
18478 h8300_handle_tiny_data_attribute): Likewise.
18479 * config/i386/i386.c (ix86_handle_cconv_attribute,
18480 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18481 * config/i386/winnt.c (ix86_handle_shared_attribute,
18482 ix86_handle_selectany_attribute): Likewise.
18483 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18484 * config/m32c/m32c.c (function_vector_handler): Likewise.
18485 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18486 m68hc11_handle_fntype_attribute): Likewise.
18487 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18488 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18489 * config/mips/mips.c (mips_insert_attributes,
18490 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18491 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18492 rs6000_handle_struct_attribute): Likewise.
18493 * config/sh/sh.c (sh_insert_attributes,
18494 sh_handle_resbank_handler_attribute,
18495 sh_handle_interrupt_handler_attribute,
18496 sh2a_handle_function_vector_handler_attribute,
18497 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18499 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18500 * config/spu/spu.c (spu_handle_fndecl_attribute,
18501 spu_handle_vector_attribute): Likewise.
18502 * config/stormy16/stormy16.c
18503 (xstormy16_handle_interrupt_attribute): Likewise.
18504 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18505 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18507 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18509 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18510 (pp_translate_identifiers): New.
18511 (pp_identifier): Only conditionally translate identifier to locale
18513 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18514 (pp_base_tree_identifier): Only conditionally translate identifier
18515 to locale character set.
18516 * c-pretty-print.c (M_): Define.
18517 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18518 fragments for conditional translation with M_.
18519 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18520 identifier translation.
18522 2009-05-10 Richard Guenther <rguenther@suse.de>
18524 PR tree-optimization/40081
18525 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18526 using the main variant of the element type. Do not fiddle with
18527 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18529 2009-05-09 Jan Hubicka <jh@suse.cz>
18531 PR middle-end/40080
18532 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18533 indirect calls; verify cgraph afterwards.
18535 2009-05-09 Jan Hubicka <jh@suse.cz>
18538 * ipa.c (update_inlined_to_pointer): New function.
18539 (cgraph_remove_unreachable_nodes): Use it.
18541 2009-05-09 Jan Hubicka <jh@suse.cz>
18543 * tree-eh.c (struct leh_state): Remove prev_try.
18544 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18545 not track prev_try.
18546 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18547 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18548 remove_eh_handler_and_replace, foreach_reachable_handler,
18549 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18550 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18551 (gen_eh_region_cleanup): Update prototype.
18553 2009-05-09 Jan Hubicka <jh@suse.cz>
18555 PR middle-end/40043
18556 * except.c (copy_eh_region): Always set prev_try.
18557 (redirect_eh_edge_to_label): Find outer try.
18558 (foreach_reachable_handler): When looking for prev try
18559 handle case where previous try is not going to be taken.
18561 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18563 PR tree-optimization/40049
18564 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18565 only vector/vector shifts, convert the type of the constant to the
18566 appropriate type to avoid building incorrect trees, which
18567 eventually have problems with garbage collection.
18569 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18571 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18572 -1 for complex floating-point types if honoring signed zeros.
18574 2009-05-08 Jan Hubicka <jh@suse.cz>
18576 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18577 argument; handle correctly when profile is absent.
18578 (build_cgraph_edges): Update.
18579 (rebuild_cgraph_edges): Update.
18580 * cgraph.c: Do not include varray.h.
18581 (cgraph_set_call_stmt_including_clones): New function.
18582 (cgraph_create_edge_including_clones): Likewise
18583 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18584 (cgraph_update_edges_for_call_stmt): Handle clones.
18585 (cgraph_remove_node): Handle clone tree.
18586 (cgraph_remove_node_and_inline_clones): New function.
18587 (dump_cgraph_node): Dump clone tree.
18588 (cgraph_clone_node): Handle clone tree.
18589 (clone_function_name): Bring here from tree-inline.c.
18590 (cgraph_create_virtual_clone): New function.
18591 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18592 (cgraph_clone_info): New function.
18593 (strut cgraph_node): Add clone_info and new clone tree pointers.
18594 (cgraph_remove_node_and_inline_clones,
18595 cgraph_set_call_stmt_including_clones,
18596 cgraph_create_edge_including_clones,
18597 cgraph_create_virtual_clone): Declare.
18598 (cgraph_function_versioning): Use VEC argument.
18599 (compute_call_stmt_bb_frequency): Update prototype.
18600 (cgraph_materialize_all_clones): New function.
18601 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18602 (ipcp_create_replace_map): Update to VECtors.
18603 (ipcp_update_callgraph): Use virtual clones.
18604 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18605 (ipcp_update_profiling): Do not update local profiling.
18606 (ipcp_insert_stage): Use VECtors and virtual clones.
18607 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18608 (clone_of_p): New function.
18609 (cgraph_preserve_function_body_p): Use clone tree.
18610 (cgraph_optimize): Materialize clones.
18611 (cgraph_function_versioning): Update for VECtors.
18612 (save_inline_function_body): Use clone tree.
18613 (cgraph_materialize_clone): New function.
18614 (cgraph_materialize_all_clones): Likewise.
18615 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18616 * ipa.c: Include gimple.h.
18617 (cgraph_remove_unreachable_nodes): Use clone tree.
18618 * ipa-prop.c (ipa_note_param_call): Update call to
18619 compute_call_stmt_bb_frequencycall.
18620 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18621 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18622 (copy_bb): Handle updating of clone tree; add new edge when new call
18624 (expand_call_inline): Be strict about every call having edge.
18625 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18626 (delete_unreachable_blocks_update_callgraph): New function.
18627 (tree_function_versioning): Use VECtors; always remove unreachable
18628 blocks and fold conditionals.
18629 * tree-inline.h: Do not include varray.h.
18630 (tree_function_versioning): Remove.
18631 * Makefile.in (GTFILES): Remove tree-inline.c
18632 * passes.c (do_per_function): Do only functions having body.
18633 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18636 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18637 Andrew Morrow <acm@google.com>
18640 * c-common.c (c_common_attribute_table): Permit deprecated
18641 attribute to take an optional argument.
18642 (handle_deprecated_attribute): If the optional argument to
18643 __attribute__((deprecated)) is not a string ignore the attribute
18644 and emit a warning.
18646 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18647 * c-typeck.c (build_component_ref): Likewise.
18648 (build_external_ref): Likewise.
18650 * toplev.c (warn_deprecated_use): Add an attribute argument.
18651 Emit the message associated with __attribute__((deprecated)).
18653 * toplev.h (warn_deprecated_use): Updated.
18655 * doc/extend.texi: Document new optional parameter to
18656 __attribute__((deprecated))
18658 2009-05-08 Michael Eager <eager@eagercon.com>
18660 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18661 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18663 2009-05-08 Richard Guenther <rguenther@suse.de>
18665 PR tree-optimization/40062
18666 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18667 Avoid exponential behavior.
18669 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18671 PR rtl-optimization/33928
18673 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18674 process_uses, build_single_def_use_links): New.
18675 (update_df): Update use_def_ref.
18676 (forward_propagate_into): Use get_def_for_use instead of use-def
18678 (fwprop_init): Call build_single_def_use_links and let it initialize
18680 (fwprop_done): Free use_def_ref.
18681 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18682 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18683 df_rd_simulate_one_insn): New.
18684 (df_rd_bb_local_compute_process_def): Update head comment.
18685 (df_chain_create_bb): Use the new RD simulation functions.
18686 * df.h (df_rd_simulate_artificial_defs_at_top,
18687 df_rd_simulate_one_insn): New.
18688 * opts.c (decode_options): Enable fwprop at -O1.
18689 * doc/invoke.texi (-fforward-propagate): Document this.
18691 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18694 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18695 and one complex operand specially.
18696 * tree-complex.c (some_nonzerop): Do not identify a real value as
18697 zero if flag_signed_zeros.
18699 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18701 PR rtl-optimization/33928
18702 * loop-invariant.c (record_use): Fix && vs. || mishap.
18704 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18706 PR rtl-optimization/33928
18707 * loop-invariant.c (struct use): Add addr_use_p.
18708 (struct def): Add n_addr_uses.
18709 (struct invariant): Add cheap_address.
18710 (create_new_invariant): Set cheap_address.
18711 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18712 (record_uses): Pass df_ref to record_use.
18713 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18716 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18718 * config/sh/sh.c: Do not include c-pragma.h.
18720 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18722 * config/spu/spu.c: Remove include of c-common.h.
18724 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18727 * c-common.h (mark_valid_location_for_stdc_pragma,
18728 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18729 clear_float_const_decimal64, float_const_decimal64_p): New.
18730 * c.opt (Wunsuffixed-float-constants): New.
18731 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18732 unsuffixed float constant, handle new warning.
18733 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18734 * c-decl.c (c_scope): New flag float_const_decimal64.
18735 (set_float_const_decimal64, clear_float_const_decimal64,
18736 float_const_decimal64_p): New.
18737 (push_scope): Set new flag.
18738 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18739 to use STDC pragmas.
18740 (c_parser_external_declaration): Ditto.
18741 (c_parser_compound_statement_nostart): Ditto.
18742 * c-pragma.c (valid_location_for_stdc_pragma,
18743 mark_valid_location_for_stdc_pragma,
18744 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18745 handle_pragma_float_const_decimal64): New.
18746 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18747 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18748 set_float_const_decimal64, clear_float_const_decimal64,
18749 float_const_decimal64_p): New dummy functions.
18750 * doc/extend.texi (Decimal Float): Remove statement that the
18751 pragma, and suffix for double constants, are not supported.
18752 * doc/invoke.texi (Warning Options): List new option.
18753 (-Wunsuffixed-float-constants): New.
18755 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18757 * config/i386/i386.c: Do not include c-common.h.
18759 2009-05-07 Mark Heffernan <meheff@google.com>
18761 * doc/invoke.texi (Debugging Options): Document change of debugging
18763 * opts.c (decode_options): Make dump_base_name relative to
18764 aux_base_name directory.
18766 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18768 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18769 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18771 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18773 * Makefile.in (install-plugin): Simplify a bit.
18775 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18777 * Makefile.in (OBJS-common): Add regcprop.o.
18779 * timevar.def (TV_CPROP_REGISTERS): New.
18780 * regrename.c (regrename_optimize): Return 0.
18781 (rest_of_handle_regrename): Delete.
18782 (pass_rename_registers): Point to regrename_optimize.
18783 (struct value_data_entry, struct value_data,
18784 kill_value_one_regno, kill_value_regno, kill_value,
18785 set_value_regno, init_value_data, kill_clobbered_value,
18786 kill_set_value, kill_autoinc_value, copy_value,
18787 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18788 replace_oldest_value_reg, replace_oldest_value_addr,
18789 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18790 debug_value_data, validate_value_data): Move...
18791 * regcprop.c: ... here.
18792 (rest_of_handle_cprop): Delete.
18793 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18795 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18797 PR middle-end/40057
18798 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18799 GEN_INT for 1 << bitnum.
18800 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18801 build_int_cst_type.
18803 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18805 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18806 Remove wrong description of "nand" operation.
18808 2009-05-06 Richard Guenther <rguenther@suse.de>
18809 Adam Nemet <anemet@caviumnetworks.com>
18811 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18812 comment. Add that if LHS is not a gimple register, then RHS1 has
18813 to be a single object (GIMPLE_SINGLE_RHS).
18815 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18817 * expr.c (get_def_for_expr): Move it up in the file.
18818 (store_field): When expanding a bit-field store, look at the
18819 defining gimple stmt for the masking conversion.
18821 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18823 PR middle-end/39986
18824 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18825 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18826 32-bit memcpy into long.
18828 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18830 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18831 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18833 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18834 instead of appending DW_OP_deref*.
18836 2009-05-06 Michael Matz <matz@suse.de>
18838 PR middle-end/40021
18839 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18840 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18842 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18844 * Makefile.in (install-plugin): Fix srcdir handling.
18846 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18848 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18849 when processing for not_regs_needed bitmap.
18850 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18851 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18852 handling it for rhs.
18854 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18856 * config/i386/i386.md (unnamed inc/dec peephole): Use
18857 optimize_insn_for_size_p instead of optimize_size.
18858 * config/i386/predicates.md (incdec_operand): Likewise.
18859 (aligned_operand): Likewise.
18860 * config/i386/sse.md (divv8sf3): Likewise.
18861 (sqrtv8sf2): Likewise.
18863 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18865 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18867 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18869 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18871 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18872 ssemodesuffixf2c with avxmodesuffixf2c.
18874 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18877 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18879 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18881 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18882 (struct tree_base): Adjust spacing for 8 bit boundaries.
18883 (struct tree_decl_common): Add decl_by_reference_flag bit.
18884 (DECL_BY_REFERENCE): Adjust.
18885 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18886 print DECL_BY_REFERENCE bit.
18887 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18888 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18889 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18890 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18893 PR middle-end/39666
18894 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18895 range of the type, but default label is missing, add it with one
18896 of the existing labels instead of adding a new label for it.
18898 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18902 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18904 * Makefile.in (enable_plugin, plugin_includedir): New.
18905 (install): Depend on install-plugin.
18906 (PLUGIN_HEADERS): New.
18907 (install-plugin): New.
18908 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18910 2009-05-05 Richard Guenther <rguenther@suse.de>
18912 PR tree-optimization/40022
18913 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18915 (phivn_valid_p): Fix tuplification error, simplify.
18916 (phiprop_insert_phi): Add dumps.
18917 (propagate_with_phi): Simplify.
18919 2009-05-05 Richard Guenther <rguenther@suse.de>
18921 PR middle-end/40023
18922 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18924 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18926 * tree.h (strip_float_extensions): Remove duplicate declaration.
18927 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18928 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18929 block_ultimate_origin): Rearrange the declarations line to match the
18930 comment that indicates the .c file which the functions are defined.
18931 (dwarf2out_*, set_decl_rtl): Add comment.
18932 (get_base_address): Adjust comment.
18933 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18934 declarations line and add comment.
18935 (is_builtin_name): Add blank after function name, for clarity.
18937 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18939 * attribs.c (decl_attributes): Use %qE for identifiers in
18941 * cgraphunit.c (verify_cgraph_node): Translate function names to
18942 locale character set in diagnostics.
18943 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18945 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18946 Document that functions are named in UTF-8.
18947 * expr.c (expand_expr_real_1): Translate function names to locale
18948 character set in diagnostics.
18949 * gimplify.c (omp_notice_variable, omp_is_private,
18950 gimplify_scan_omp_clauses): Use %qE for identifiers in
18952 * langhooks.c (lhd_print_error_function): Translate function names
18953 to locale character set.
18954 * langhooks.h (decl_printable_name): Document that return value is
18955 in internal character set.
18956 * stmt.c: Include pretty-print.h
18957 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18959 (resolve_operand_name_1): Translate named operand name to locale
18961 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18963 * toplev.c (announce_function): Translate function names to locale
18965 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18966 (default_tree_printer): Use pp_identifier or translate identifiers
18967 to locale character set. Mark "<anonymous>" for translation.
18968 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18969 for identifiers in diagnostics.
18970 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18972 * varasm.c (output_constructor): Use %qE for identifiers in
18975 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18977 * configure.ac: use ` ` instead of $()
18978 * configure: Regenerate.
18980 2009-05-05 Ben Elliston <bje@au.ibm.com>
18982 * config/pa/linux-atomic.c: Eliminate conditional include of
18983 errno.h on non-LP64 systems to simplify build requirements.
18985 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18987 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18989 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18990 and pass value to identifier_to_locale.
18991 (warn_variable_length_array): Make name a tree.
18992 (grokdeclarator): Separate diagnostic texts for named and unnamed
18993 declarators. Use %qE for named declarators.
18994 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18996 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18997 identifiers in diagnostics.
18998 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18999 identifier_to_locale. Mark "anonymous" strings for translation.
19001 2009-05-04 Michael Eager <eager@eagercon.com>
19003 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19004 address for DImode/DFmode only if double-precision FP regs.
19006 2009-05-04 Michael Eager <eager@eagercon.com>
19008 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19009 TARGET_SINGLE_FLOAT check.
19011 2009-05-04 Michael Eager <eager@eagercon.com>
19013 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19015 2009-05-04 Michael Eager <eager@eagercon.com>
19017 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19018 * config/rs6000/t-xilinx: New
19020 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19022 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19023 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19024 * gcc/explow.c (memory_address): Use target hook.
19025 * gcc/targhooks.c (default_legitimize_address): New.
19026 * gcc/targhooks.h (default_legitimize_address): New.
19027 * gcc/target.h (legitimize_address): New.
19028 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19029 (TARGET_INITIALIZER): Include it.
19030 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19032 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19033 * config/bfin/bfin.c (legitimize_address): Remove.
19034 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19035 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19037 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19038 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19040 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19041 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19042 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19043 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19044 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19045 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19046 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19047 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19048 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19049 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19050 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19051 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19052 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19053 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19054 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19055 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19056 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19057 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19058 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19059 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19060 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19061 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19062 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19064 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19065 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19066 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19067 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19068 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19069 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19070 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19071 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19072 (thumb_legitimize_address): Delete.
19073 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19074 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19075 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19076 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19077 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19078 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19080 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19083 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19084 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19085 * config/m32r/m32r.c (m32r_legitimize_address): New.
19086 * config/m68k/m68k.c (m68k_legitimize_address): New.
19087 * config/score/score.c (score_legitimize_address): Standardize.
19088 * config/score/score3.c (score3_legitimize_address): Standardize.
19089 * config/score/score3.h (score3_legitimize_address): Adjust.
19090 * config/score/score7.c (score7_legitimize_address): Standardize.
19091 * config/score/score7.h (score7_legitimize_address): Adjust.
19092 * config/sh/sh.c (sh_legitimize_address): New.
19093 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19095 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19096 (s390_legitimize_address): ... this.
19097 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19098 (sparc_legitimize_address): ... this.
19099 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19100 (ix86_legitimize_address): ... this.
19101 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19102 (avr_legitimize_address): ... this.
19103 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19104 (mn10300_legitimize_address): ... this.
19105 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19106 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19107 (alpha_expand_mov): Adjust call.
19109 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19110 * config/spu/spu.c (spu_legitimize_address): Likewise.
19111 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19112 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19114 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19116 * intl.c (locale_encoding, locale_utf8): New.
19117 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19118 * intl.h (locale_encoding, locale_utf8): Declare.
19119 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19120 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19122 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19124 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19125 (pp_base_tree_identifier): Declare as function.
19126 (identifier_to_locale): Declare.
19127 * Makefile.in (pretty-print.o): Update dependencies.
19128 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19130 2009-05-04 Richard Guenther <rguenther@suse.de>
19132 PR middle-end/40015
19133 * builtins.c (fold_builtin_memory_op): Do not decay to element
19134 type if the size matches the whole array.
19136 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19138 * expmed.c (synth_mult): When trying out a shift, pass the result
19141 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19143 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19144 (shiftsub1_cost): New.
19145 (init_expmed): Compute shiftsub1_cost.
19146 (synth_mult): Optimize multiplications by constants of the form
19147 -(2^^m-1) for some constant positive integer m.
19149 2009-05-03 Richard Guenther <rguenther@suse.de>
19152 * c-typeck.c (array_to_pointer_conversion): Do not built
19153 ADDR_EXPRs of arrays of pointer-to-element type.
19154 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19155 up wrong ADDR_EXPRs after-the-fact.
19156 * c-common.c (strict_aliasing_warning): Strip pointer
19157 conversions for obtaining the original type.
19158 * builtins.c (fold_builtin_memset): Handle array types.
19159 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19162 2009-05-03 Richard Guenther <rguenther@suse.de>
19164 PR middle-end/23329
19165 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19166 Do not lose casts from array types with unknown extent to array
19167 types with known extent.
19168 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19169 alias set compatibility.
19171 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19173 * flags.h (extra_warnings): Delete.
19174 * toplev.c (process_options): Handle Wuninitialized here.
19175 * opts.c (extra_warnings): Delete.
19176 (set_Wextra): Delete.
19177 (common_handle_option): -Wextra can be handled automatically.
19178 * c-opts.c (c_common_handle_option): Delete obsolete code.
19179 (c_common_post_options): Simplify comment.
19180 * common.opt (W): Add Var.
19182 (Wuninitialized): Initialize to -1.
19184 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19185 Richard Guenther <rguenther@suse.de>
19187 * expr.c (get_def_for_expr): New function.
19188 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19189 SSA rather than trees.
19190 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19191 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19193 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19195 * c-common.c (reswords): Add _Imaginary.
19196 * c-common.c (enum rid): Add RID_IMAGINARY.
19198 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19200 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19201 Patch by Richard Guenther.
19203 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19205 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19206 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19207 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19208 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19209 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19210 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19211 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19212 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19213 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19214 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19215 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19216 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19217 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19218 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19219 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19220 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19221 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19222 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19224 2009-05-02 Richard Guenther <rguenther@suse.de>
19226 PR tree-optimization/39940
19227 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19230 2009-05-02 Richard Guenther <rguenther@suse.de>
19232 PR middle-end/40001
19233 * tree-ssa.c (execute_update_addresses_taken): Properly check
19234 if we can mark a variable DECL_GIMPLE_REG_P.
19235 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19236 back to the end of the function.
19237 (is_gimple_reg_type): Remove complex type special casing.
19238 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19241 2009-05-02 Ben Elliston <bje@au.ibm.com>
19243 * doc/collect2.texi (Collect2): Document search path behaviour
19244 when configured with --with-ld.
19246 2009-05-02 Jan Hubicka <jh@suse.cz>
19248 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19249 parameter; update callers.
19250 (coalesce_cost_edge): EH edges are costier because they needs
19251 splitting even if not critical and even more costier when there are
19252 multiple EH predecestors.
19254 2009-05-02 Jan Hubicka <jh@suse.cz>
19256 * except.c (remove_eh_handler_and_replace): Handle updating after
19257 removing TRY blocks.
19259 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19261 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19263 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19265 * varasm.c: Do not include c-pragma.h.
19266 * attribs.c: Do not incude c-common.h.
19268 2009-05-01 Michael Matz <matz@suse.de>
19270 * calls.c (initialize_argument_information): Handle SSA names like
19271 decls with a non MEM_P DECL_RTL.
19273 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19275 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19276 * ipa-utils.c: Likewise.
19277 * ipa-type-escape.c: Likewise.
19278 * cgraphunit.c Do not include c-common.h.
19279 * ipa-pure-const.c: Likewise.
19280 * tree-if-conv.c: Likewise.
19281 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19282 * ipa-struct-reorg.c: Likewise.
19283 * tree-nomudflap.c: Likewise.
19284 * tree-ssa-structalias.c: Likewise.
19286 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19288 * store-motion.c: Many cleanups to make this pass a first-class
19289 citizen instead of an appendix to gcse load motion. Add TODO list
19290 to make this pass faster/cleaner/better.
19292 (struct ls_expr): Post gcse.c-split cleanups.
19293 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19294 "stores" field to "avail_stores".
19295 (pre_ldst_mems): Rename to store_motion_mems.
19296 (pre_ldst_table): Rename to store_motion_mems_table.
19297 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19298 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19299 (ldst_entry): Rename to st_expr_entry, update users.
19300 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19301 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19302 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19304 (first_ls_expr): Rename to first_st_expr, update users.
19305 (next_ls_expr): Rename to next_st_expr, update users.
19306 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19307 fields properly for store motion instead of names inherited from load
19309 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19310 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19313 (ae_kill): Rename to st_kill, update users.
19314 (ae_gen): Rename to st_avloc, update users.
19315 (transp): Rename to st_transp, update users.
19316 (pre_insert_map): Rename to st_insert_map, update users.
19317 (pre_delete_map): Rename to st_delete_map, update users.
19318 (insert_store, build_store_vectors, free_store_memory,
19319 one_store_motion_pass): Update for abovementioned changes.
19321 (gcse_subst_count, gcse_create_count): Remove.
19322 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19323 and "n_stores_created", local variables.
19325 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19328 (regvec, compute_store_table_current_insn): Remove.
19329 (reg_set_info, reg_clear_last_set): Remove.
19330 (compute_store_table): Use DF caches instead of local dataflow
19333 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19335 * c-objc-common.c (c_tree_printer): Print identifiers with
19336 pp_identifier, not pp_string. Mark "({anonymous})" for
19338 * c-pretty-print.c (pp_c_ws_string): New.
19339 (pp_c_cv_qualifier, pp_c_type_specifier,
19340 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19341 pp_c_storage_class_specifier, pp_c_function_specifier,
19342 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19343 pp_c_primary_expression, pp_c_postfix_expression,
19344 pp_c_unary_expression, pp_c_shift_expression,
19345 pp_c_relational_expression, pp_c_equality_expression,
19346 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19347 use pp_string and pp_c_ws_string in place of pp_identifier and
19348 pp_c_identifier for non-identifiers. Mark English strings for
19350 * c-pretty-print.h (pp_c_ws_string): Declare.
19352 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19353 Roland McGrath <roland@redhat.com>
19355 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19356 (ENABLE_LD_BUILDID): New configuration option.
19357 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19358 (LINK_BUILDID_SPEC): New macro.
19359 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19361 * doc/install.texi: Document --enable-linker-build-id option.
19362 * configure: Rebuild.
19363 * config.in: Rebuild.
19365 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19367 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19368 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19369 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19370 MIPS_GP_SAVE_AREA_SIZE.
19371 * config/mips/mips.c (struct mips_frame_info): Update comment
19372 before arg_pointer_offset and hard_frame_pointer_offset.
19373 (mips_compute_frame_info): Update diagram before function: to
19374 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19375 indicate the position of frame_pointer_rtx with -fstack-protector and
19376 to show args_size. Don't allocate cprestore area for leaf functions
19377 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19379 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19381 2009-04-30 Michael Matz <matz@suse.de>
19383 PR tree-optimization/39955
19384 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19386 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19388 * ira.c (setup_cover_and_important_classes): Use safe macro
19389 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19391 * genpreds.c (write_tm_preds_h): Output suitable definition of
19392 REG_CLASS_FOR_CONSTRAINT.
19394 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19396 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19398 * bitmap.c (bitmap_descriptor): Likewise.
19399 * ggc-common.c (loc_descriptor): Likewise.
19400 * varray.c (varray_descriptor): Likewise.
19401 * vec.c (vec_descriptor): Likewise.
19403 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19405 * Makefile.in (dce.o): Add $(EXCEPT_H).
19406 * dce.c: Include except.h and delete redundant vector definitions.
19407 (deletable_insn_p): Return false for non-call insns that can throw
19410 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19412 * gcse.c (ae_gen): Remove.
19413 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19414 and make non-static function to make it available in store-motion.c.
19415 Update call sites with search-and-replace.
19416 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19417 extract_mentioned_regs, extract_mentioned_regs_helper,
19418 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19419 store_killed_in_insn, store_killed_after, store_killed_before,
19420 build_store_vectors, insert_insn_start_basic_block, insert-store,
19421 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19422 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19423 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19424 * store-motion.c: ...new file. Also copy data structures from gcse.c
19425 and clean up to remove parts not used by store motion.
19426 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19427 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19429 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19432 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19433 when optimizing for size.
19435 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19437 * gcse.c (gcse_constant_p): Fix typo in last change.
19439 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19441 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19443 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19445 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19447 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19449 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19450 CONST_HIGH_PART result.
19452 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19454 * config/avr/avr.c (initial_elimination_offset): Rename to
19455 avr_initial_elimination_offset.
19456 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19457 change return type to bool.
19458 (avr_can_eliminate): New function.
19459 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19460 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19461 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19462 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19463 avr_initial_elimination_offset.
19464 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19465 (avr_initial_elimination_offset): Define.
19467 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19468 Steven Bosscher <steven@gcc.gnu.org>
19470 PR rtl-optimization/39938
19471 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19472 * cfgrtl.c: Include insn-attr.h.
19473 (rest_of_pass_free_cfg): New function.
19474 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19475 * resource.c (init_resource_info): Remove call to df_analyze.
19477 2009-04-29 Richard Guenther <rguenther@suse.de>
19480 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19481 allow conversion to signed integers.
19483 2009-04-29 Richard Guenther <rguenther@suse.de>
19485 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19486 shifts of floating point vectors if the shift amount is
19487 a constant multiple of the element size.
19489 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19490 Michael Matz <matz@suse.de>
19492 PR middle-end/39927
19494 * tree-outof-ssa.c (emit_partition_copy): New function.
19495 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19496 insert_part_to_rtx_on_edge): Perform the partition base var
19497 copy using emit_partition_copy.
19498 (insert_value_copy_on_edge): Convert constants to the right mode.
19499 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19500 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19502 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19504 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19505 scan backwards to try to find a constant to initialize it.
19507 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19508 insn before the loop_end instruction, don't look past labels.
19510 2009-04-29 Richard Guenther <rguenther@suse.de>
19512 PR middle-end/39937
19513 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19514 loose type conversions.
19515 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19516 stmts only if there are no uses of its definition.
19518 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19520 * config/bfin/bfin.h (splitting_loops): Declare.
19521 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19522 Reorder bit definitions to be ascending.
19523 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19524 * config/bfin/bfin.c (splitting_loops): New variable.
19525 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19526 (struct loop_info): Remove members INIT and LOOP_INIT.
19527 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19528 the LSETUP sequence. Allow LC to be loaded from any register, but
19529 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19530 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19532 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19533 of reload_completed.
19536 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19538 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19540 * Makefile.in (PLUGIN_VERSION_H): New.
19541 (OBJS-common): Remove plugin-version.o.
19542 (plugin.o): Depend on (PLUGIN_VERSION_H).
19543 (plugin-version.o): Remove.
19544 * configure: Regenerate
19545 * configure.ac: Create plugin-version.h.
19546 * gcc-plugin.h (plugin_gcc_version): Remove.
19547 (plugin_default_version_check): Change signature.
19548 * plugin-version.c: Remove.
19549 * plugin.c: Include plugin-version.h.
19550 (str_plugin_gcc_version_name): Remove.
19551 (try_init_one_plugin): Pass gcc version to plugin_init.
19552 (plugin_default_version_check): Both gcc and plugin versions are now
19555 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19557 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19558 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19559 Remove special case testing for last insn of inner loops. Don't fail
19560 if the loop ends with a jump, emit an extra nop instead.
19562 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19563 DREGS rather than comparing directly. Remove code that tries to
19564 account for latencies.
19566 2009-04-29 Richard Guenther <rguenther@suse.de>
19568 PR tree-optimization/39941
19569 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19570 eliminating an indirect call.
19572 2009-04-29 Richard Guenther <rguenther@suse.de>
19574 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19575 parameter. Allow invariants as base if !require_lvalue.
19576 (verify_gimple_assign_single): Adjust.
19578 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19580 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19581 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19582 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19583 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19584 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19586 * config/bfin/bfin.c (bfin_expand_builtin,
19587 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19589 2009-04-28 Richard Guenther <rguenther@suse.de>
19591 * tree-vect-loop.c (get_initial_def_for_induction): Use
19592 correct types for pointer increment.
19594 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19596 * toplev.c (print_version): Update GMP version string calculation.
19598 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19600 PR rtl-optimization/39938
19601 * resource.c (init_resource_info): Add call to df_analyze.
19603 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19605 * config/alpha/alpha.md (usegp): Cast the result of
19606 alpha_find_lo_sum_using_gp to enum attr_usegp.
19607 * config/alpha/alpha.c (override_options): Remove end-of-structure
19608 marker element from cpu_table. Use array size of cpu_table to handle
19609 -mcpu and -mtune options.
19610 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19612 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19614 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19615 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19616 tune_32 and tune_64.
19617 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19618 support on PowerPC.
19619 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19620 * config/rs6000/option-defaults.h: ... here. New file.
19621 (OPT_64, OPT_32): Define.
19622 (MASK_64BIT): Define to 0 if not already defined.
19623 (OPT_ARCH64, OPT_ARCH32): Define.
19624 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19627 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19629 * config/arm/arm.c (arm_override_options): Emit error on using
19632 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19634 PR rtl-optimization/39914
19635 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19636 registers for allocnos created from user-defined variables only
19637 when not optimizing.
19639 2009-04-28 Richard Guenther <rguenther@suse.de>
19641 PR middle-end/39937
19642 * fold-const.c (fold_binary): Use distribute_real_division only
19645 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19647 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19648 add hpux-stdint.h to tm_file.
19649 (hppa[12]*-*-hpux11*): Ditto.
19650 (ia64*-*-hpux*): Ditto.
19651 * config/hpux-stdint.h: New.
19652 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19653 __STDC_EXT__ for all compiles.
19654 * config/pa/pa-hpux.h: Ditto.
19655 * config/pa/pa-hpux10.h: Ditto.
19656 * config/pa/pa-hpux11.h: Ditto.
19658 2009-04-28 Catherine Moore <clm@codesourcery.com>
19660 * debug.h (set_name): Add comment.
19662 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19665 * config/darwin.c (machopic_gen_offset): Check
19666 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19667 * config/arm/arm.c (require_pic_register): Likewise.
19669 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19671 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19672 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19673 m32c_promote_prototypes): Delete.
19675 2009-04-28 Michael Matz <matz@suse.de>
19677 PR middle-end/39922
19678 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19681 2009-04-28 Richard Guenther <rguenther@suse.de>
19683 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19685 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19687 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19688 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19689 * config/arm/arm-tune.md: Regenerate.
19691 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19693 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19694 block if there are complex incoming edges.
19695 (sel_merge_blocks): Remove useless assert.
19696 (sel_redirect_edge_and_branch): Check that edge was redirected.
19697 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19698 (sel_find_rgns): Delete declaration.
19699 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19700 the region when it is not a preheader.
19702 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19705 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19707 2009-04-28 Richard Guenther <rguenther@suse.de>
19709 * tree.h (SSA_NAME_VALUE): Remove.
19710 (struct tree_ssa_name): Remove value_handle member.
19711 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19712 array for jump threading.
19713 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19715 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19716 * tree-flow.h (threadedge_initialize_values): Declare.
19717 (threadedge_finalize_values): Likewise.
19718 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19719 (SSA_NAME_VALUE): Define.
19720 (threadedge_initialize_values): New function.
19721 (threadedge_finalize_values): Likewise.
19722 * tree-ssa-dom.c (ssa_name_values): New global variable.
19723 (SSA_NAME_VALUE): Define.
19724 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19726 2009-04-28 Ira Rosen <irar@il.ibm.com>
19728 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19729 Use REPORT_VECTORIZED_LOCATIONS instead
19730 REPORT_VECTORIZED_LOOPS.
19731 * tree-vectorizer.c (vect_verbosity_level): Make static.
19732 (vect_loop_location): Rename to vect_location.
19733 (vect_set_verbosity_level): Update comment.
19734 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19736 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19737 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19738 instead REPORT_UNVECTORIZED_LOOPS.
19739 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19740 and vect_loop_def to vect_external_def and vect_internal_def.
19741 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19742 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19743 REPORT_UNVECTORIZED_LOCATIONS.
19744 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19745 and vect_used_in_loop and to vect_unused_in_scope and
19746 vect_used_in_scope.
19747 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19748 (vect_verbosity_level): Remove declaration.
19749 (vect_analyze_operations): Likewise.
19750 (vect_analyze_stmt): Declare.
19751 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19752 REPORT_UNVECTORIZED_LOCATIONS.
19753 (vect_get_loop_niters): Fix indentation.
19754 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19755 (vect_analyze_loop_operations): New function.
19756 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19757 vect_analyze_operations.
19758 (vect_is_simple_reduction): Use new names.
19759 (vectorizable_live_operation, vect_transform_loop): Likewise.
19760 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19761 to specify whether the data references can be a part of interleaving
19763 (vect_analyze_data_ref_dependence): Use new names.
19764 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19765 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19766 * tree-vect-patterns.c (widened_name_p): Use new names.
19767 (vect_recog_dot_prod_pattern): Likewise.
19768 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19769 (process_use, vect_mark_stmts_to_be_vectorized,
19770 vect_model_simple_cost, vect_model_store_cost,
19771 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19772 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19773 vectorizable_operation, vectorizable_type_demotion,
19774 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19775 vectorizable_condition): Likewise.
19776 (vect_analyze_operations): Split into vect_analyze_loop_operations
19778 (vect_analyze_stmt): ... new function.
19779 (new_stmt_vec_info): Use new names.
19780 (vect_is_simple_use): Use new names and fix comment.
19781 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19782 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19784 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19787 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19788 and integer modes for x87 operands. Do not ICE for unsupported size,
19789 generate error instead. Generate error for unsupported operand types.
19790 ['z']: Do not handle HImode memory operands specially. Warning
19791 for floating-point operands. Fallthru to 'Z' for unsupported operand
19792 types. Do not ICE for unsupported size, generate error instead.
19793 (output_387_binary_op): Use %Z to output operands.
19794 (output_fp_compare): Ditto.
19795 (output_387_reg_move): Ditto.
19797 2009-04-28 Ben Elliston <bje@au.ibm.com>
19802 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19804 * builtins.c (c_strlen): Do not warn here.
19805 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19806 * c-common.c (pointer_int_sum): Take an explicit location.
19807 Warn about offsets out of bounds.
19808 * c-common.h (pointer_int_sum): Adjust declaration.
19810 2009-04-27 Ian Lance Taylor <iant@google.com>
19812 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19814 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19815 * df-core.c (df_set_flags): Change return type to int. Change
19816 type of old_flags to int.
19817 (df_clear_flags): Likewise.
19818 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19819 (df_get_conditional_uses): Likewise.
19820 * df.h (df_set_flags, df_clear_flags): Update declarations.
19821 * dwarf2out.c (struct indirect_string_node): Change type of form
19822 field to enum dwarf_form.
19823 (AT_string_form): Change return type to enum dwarf_form.
19824 * fixed-value.c (fixed_compare): Add cast to enum type.
19825 * fwprop.c (update_df): Change 0 to VOIDmode.
19826 * gensupport.c: Change 0 to UNKNOWN.
19827 * gimple.h (gimple_cond_code): Add cast to enum type.
19828 * haifa-sched.c (reemit_notes): Add cast to enum type.
19829 * hooks.c (hook_int_void_no_regs): Remove function.
19830 * hooks.h (hook_int_void_no_regs): Remove declaration.
19831 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19832 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19833 * real.c (real_arithmetic): Add cast to enum type.
19834 (real_compare): Likewise.
19835 * target.h (struct gcc_target): Change return type of
19836 branch_target_register_class to enum reg_class.
19837 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19838 default_branch_target_register_class.
19839 * targhooks.c (default_branch_target_register_class): New function.
19840 * targhooks.h (default_branch_target_register_class): Declare.
19841 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19842 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19844 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19846 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19847 vect_uninitialized_def. Change 0 to ERROR_MARK.
19848 * tree-vect-stmts.c (supportable_widening_operation): Don't
19849 initialize icode1 and icode2.
19850 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19851 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19853 (cmn_err_flag_specs): Change 0 to STD_C89.
19854 (cmn_err_char_table): Likewise.
19855 * config/arm/arm.c (get_arm_condition_code): Change type of code
19856 to enum arm_cond_code.
19857 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19858 (IWMMXT_BUILTIN2): Likewise.
19859 (neon_builtin_type_bits): Don't define typedef.
19860 (neon_builtin_datum): Change type of bits field to int.
19861 (arm_expand_neon_args): Add cast to enum type.
19862 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19864 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19865 casts to enum type.
19866 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19868 * config/mips/mips.md (jal_macro): Return enum constant.
19869 (single_insn): Likewise.
19870 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19872 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19873 casts to enum type.
19874 * config/s390/s390.c (s390_tune_flags): Change type to int.
19875 (s390_arch_flags): Likewise.
19876 (s390_handle_arch_option): Change flags field of struct pta to int.
19877 * config/s390/s390.h (s390_tune_flags): Update declaration.
19878 (s390_arch_flags): Likewise.
19879 * config/sh/sh.c (prepare_move_operands): Compare
19880 tls_symbolic_operand result with enum constant.
19881 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19882 (sh_expand_prologue): Add cast to enum type.
19883 (sh_expand_epilogue): Likewise.
19884 (tls_symbolic_operand): Change return type to enum tls_model.
19885 (fpscr_set_from_mem): Add cast to enum type.
19886 (legitimize_pic_address): Compare tls_symbolic_operand result with
19888 (sh_target_reg_class): Change return type to enum reg_class.
19889 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19891 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19892 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19893 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19894 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19895 (delayed_branch, tls_call_delay): Likewise.
19896 (eligible_for_sibcall_delay): Likewise.
19897 (eligible_for_return_delay): Likewise.
19898 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19899 (spu_expand_builtin_1): Likewise.
19901 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19902 for all types of conversions.
19903 (output_init_element): Issue -Wc++-compat warning if needed when
19904 initializing a bitfield with enum type.
19905 * c-parser.c (c_parser_expression): Set original_type to
19906 original_type of right hand operand of comma operator.
19908 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19910 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19912 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19913 * doc/cpp.texi (Standard Predefined Macros)
19914 (Implementation-defined behavior): Likewise.
19915 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19916 * doc/gimple.texi (GIMPLE Exception Handling)
19917 (@code{GIMPLE_ASSIGN}): Likewise.
19918 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19919 * doc/invoke.texi (Warning Options, Optimize Options)
19920 (AVR Options, Darwin Options): Likewise.
19921 (Optimize Options): Reformulate -fwhole-program description.
19922 * doc/loop.texi (Lambda): Likewise.
19923 * doc/md.texi (Output Template, Define Constraints)
19924 (Standard Names, Insn Splitting): Likewise.
19925 * doc/options.texi (Option properties): Likewise.
19926 * doc/passes.texi (Tree-SSA passes): Likewise.
19927 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19928 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19929 (File Names and DBX): Likewise.
19930 * doc/trouble.texi (Incompatibilities): Likewise.
19932 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19934 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19935 instruction is correct.
19937 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19939 Allow non-constant arguments to conversion intrinsics.
19940 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19941 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19942 * spu.c (print_operand): Handle 'v' and 'w'.
19943 (exp2_immediate_p, spu_gen_exp2): Define.
19944 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19945 spu_convtf_1): Update parameter descriptions.
19946 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19947 * constraints.md ('v', 'w'): New.
19948 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19950 (i2f, I2F): New define_mode_attr.
19951 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19952 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19953 fixuns_truncv4sfv4si2): Update to use mode attribute.
19954 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19955 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19956 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19957 patterns for combine.
19959 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19961 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19962 (cprop, hoist, pre, store_motion): New debug counters.
19963 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19964 is not an RTL pass anymore.
19965 (pass_profiling): Remove extern decl for pass removed in 2005.
19966 (pass_gcse, pass_jump_bypass): Remove.
19967 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19968 to 0 for clean state.
19969 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19970 * cse.c (gate_handle_cse_after_global_opts,
19971 rest_of_handle_cse_after_global_opts): New functions.
19972 (pass_cse_after_global_opts): New pass, does local CSE.
19973 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19974 (TV_CPROP): New timevar.
19975 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19976 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19977 (gcse_main, recompute_all_luids): Remove.
19978 (compute_hash_table_work): Call max_reg_num instead of reading
19980 (cprop_jump): Don't set run_jump_opt_after_gcse.
19981 (constprop_register): Always allow to alter jumps.
19982 (cprop_insn): Likewise.
19983 (do_local_cprop): Likewise.
19984 (local_cprop_pass): Likewise. Return non-zero if something changed.
19985 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19986 (find_implicit_sets): Add note about missed optimization opportunity.
19987 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19988 pass_rtl_cprop execute function.
19989 Don't bother tracking the pass number, each pass gets its own dumpfile
19991 Always allow to alter jumpsand bypass jumps.
19992 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19993 will just find no suitable set.
19994 (pre_edge_insert): Fix dumping, this function is for PRE only.
19995 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19996 pass_rtl_pre execute function.
19997 (hoist_code): Return non-zero if something changed. Keep track of
19998 substitutions and insertions for statistics gathering similar to PRE.
19999 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20000 called from the pass_rtl_hoist execute function. Show pass statistics.
20001 (compute_store_table): Use max_reg_num directly instead of using the
20002 formerly global max_gcse_regno.
20003 (build_store_vectors): Likewise.
20004 (replace_store_insn): Fix dumping.
20005 (store_motion): Rename to ...
20006 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20007 pass, called from the pass_rtl_store_motion execute function. Keep
20008 track of substitutions and insertions for statistics gathering similar
20010 (bypass_jumps): Remove, fold interesting bits into ...
20011 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20012 from the pass_rtl_cprop execute function.
20013 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20014 pass_jump_bypass): Remove.
20015 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20016 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20017 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20018 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20019 (gate_rtl_store_motion, execute_rtl_store_motion,
20020 pass_rtl_store_motion): New.
20021 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20022 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20023 * passes.c (init_optimization_passes): Remove pass_gcse and
20024 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20025 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20026 instead of pass_jump_bypass.
20028 2009-04-27 Richard Guenther <rguenther@suse.de>
20030 PR middle-end/39928
20031 * gimplify.c (gimplify_expr): If we are required to create
20032 a temporary make sure it ends up as register.
20034 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20037 * config/i386/i386.c (construct_container): Don't call
20038 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20039 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20041 2009-04-27 Michael Matz <matz@suse.de>
20043 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20044 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20045 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20046 (dump_replaceable_exprs): Take a bitmap.
20047 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20049 (expand_gimple_basic_block): Likewise.
20050 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20051 replaceable_expressions member a bitmap.
20052 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20053 (mark_replaceable): Likewise.
20054 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20055 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20057 2009-04-27 Richard Guenther <rguenther@suse.de>
20059 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20060 (verify_stmts): Dispatch to gimple/type verification code.
20061 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20062 issue with call argument types.
20064 2009-04-27 Michael Matz <matz@suse.de>
20066 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20067 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20070 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20071 Eric Botcazou <ebotcazou@adacore.com>
20073 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20074 a label's basic block.
20075 (mark_target_live_regs): Tidy and rework obsolete comments.
20076 Change back DF problem to LIVE. If a label starts a basic block,
20077 assume that all registers that used to be live then still are.
20078 (init_resource_info): If a label starts a basic block, set its
20079 BLOCK_FOR_INSN accordingly.
20080 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20082 2009-04-27 Richard Guenther <rguenther@suse.de>
20084 * tree-flow-inline.h (function_ann): Remove.
20085 (get_function_ann): Likewise.
20086 * tree-dfa.c (create_function_ann): Remove.
20087 * tree-flow.h (struct static_var_ann_d): Remove.
20088 (struct function_ann_d): Likewise.
20089 (union tree_ann_d): Remove fdecl member.
20090 (function_ann_t): Remove.
20091 (function_ann, get_function_ann, create_function_ann): Remove
20094 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20096 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20098 2009-04-27 Jan Hubicka <jh@suse.cz>
20100 * ipa-pure-const.c (struct funct_state_d): New fields
20101 state_previously_known, looping_previously_known; remove
20102 state_set_in_source.
20103 (analyze_function): Use new fields.
20104 (propagate): Avoid assumption that state_set_in_source imply
20107 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20108 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20109 * cfgloop.h (finite_loop_p): Declare.
20111 2009-04-26 Michael Matz <matz@suse.de>
20113 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20115 2009-04-26 Michael Matz <matz@suse.de>
20117 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20118 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20119 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20120 pass_mark_used_blocks): Remove.
20121 * tree-optimize.c (pass_free_datastructures,
20122 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20123 * passes.c (init_optimization_passes): Don't call
20124 pass_mark_used_blocks, remove dead code.
20126 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20128 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20129 * tree-ssa-live.h (register_ssa_partition): Likewise.
20131 2009-04-26 Michael Matz <matz@suse.de>
20134 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20135 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20136 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20138 (compare_pairs): Swap cost comparison.
20139 (coalesce_ssa_name): Don't use change_partition_var.
20140 * tree-nrv.c (struct nrv_data): Add modified member.
20141 (finalize_nrv_r): Set it.
20142 (tree_nrv): Use it to update statements.
20143 (pass_nrv): Require PROP_ssa.
20144 * tree-mudflap.c (mf_decl_cache_locals,
20145 mf_build_check_statement_for): Use make_rename_temp.
20146 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20147 * alias.c (find_base_decl): Handle SSA names.
20148 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20149 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20150 * rtl.h (set_reg_attrs_for_parm): Declare.
20151 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20152 to "optimized", remove unused locals at finish.
20153 (execute_free_datastructures): Make global, call
20154 delete_tree_cfg_annotations.
20155 (execute_free_cfg_annotations): Don't call
20156 delete_tree_cfg_annotations.
20158 * ssaexpand.h: New file.
20159 * expr.c (toplevel): Include ssaexpand.h.
20160 (expand_assignment): Handle SSA names the same as register variables.
20161 (expand_expr_real_1): Expand SSA names.
20162 * cfgexpand.c (toplevel): Include ssaexpand.h.
20163 (SA): New global variable.
20164 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20165 (SSAVAR): New macro.
20166 (set_rtl): New helper function.
20167 (add_stack_var): Deal with SSA names, use set_rtl.
20168 (expand_one_stack_var_at): Likewise.
20169 (expand_one_stack_var): Deal with SSA names.
20170 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20171 before unique numbers.
20172 (expand_stack_vars): Use set_rtl.
20173 (expand_one_var): Accept SSA names, add asserts for them, feed them
20174 to above subroutines.
20175 (expand_used_vars): Expand all partitions (without default defs),
20176 then only the local decls (ignoring those expanded already).
20177 (expand_gimple_cond): Remove edges when jumpif() expands an
20178 unconditional jump.
20179 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20180 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20182 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20183 members of SA; deal with PARM_DECL partitions here; expand
20184 all PHI nodes, free tree datastructures and SA. Commit instructions
20185 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20186 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20187 info and statements at start, collect garbage at finish.
20188 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20189 (VAR_ANN_PARTITION) Remove.
20190 (change_partition_var): Don't declare.
20191 (partition_to_var): Always return SSA names.
20192 (var_to_partition): Only accept SSA names.
20193 (register_ssa_partition): Only check argument.
20194 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20196 (delete_var_map): Don't free it.
20197 (var_union): Only accept SSA names, simplify.
20198 (partition_view_init): Mark only useful SSA names as used.
20199 (partition_view_fini): Only deal with SSA names.
20200 (change_partition_var): Remove.
20201 (dump_var_map): Use ssa_name instead of partition_to_var member.
20202 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20204 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20205 (struct _elim_graph): New member const_dests; nodes member vector of
20207 (set_location_for_edge): New static helper.
20208 (create_temp): Remove.
20209 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20210 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20211 (new_elim_graph): Allocate const_dests member.
20212 (clean_elim_graph): Truncate const_dests member.
20213 (delete_elim_graph): Free const_dests member.
20214 (elim_graph_size): Adapt to new type of nodes member.
20215 (elim_graph_add_node): Likewise.
20216 (eliminate_name): Likewise.
20217 (eliminate_build): Don't take basic block argument, deal only with
20218 partition numbers, not variables.
20219 (get_temp_reg): New static helper.
20220 (elim_create): Use it, deal with RTL temporaries instead of trees.
20221 (eliminate_phi): Adjust all calls to new signature.
20222 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20223 (rewrite_trees): Only do checking.
20224 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20225 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20226 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20227 contains_tree_r, MAX_STMTS_IN_LATCH,
20228 process_single_block_loop_latch, analyze_edges_for_bb,
20229 perform_edge_inserts): Remove.
20230 (expand_phi_nodes): New global function.
20231 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20232 functions, initialize new parameter, remember partitions having a
20234 (finish_out_of_ssa): New global function.
20235 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20236 don't reset in_ssa_p here, don't disable TER when mudflap.
20237 (pass_del_ssa): Remove.
20238 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20240 (execute_free_datastructures): Declare.
20241 * Makefile.in (SSAEXPAND_H): New variable.
20242 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20243 * basic-block.h (commit_one_edge_insertion): Declare.
20244 * passes.c (init_optimization_passes): Move pass_nrv and
20245 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20246 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20247 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20248 (redirect_branch_edge): Deal with super block when expanding, split
20249 out jump patching itself into ...
20250 (patch_jump_insn): ... here, new static helper.
20252 2009-04-26 Michael Matz <matz@suse.de>
20254 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20255 beyond num_ssa_names.
20256 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20257 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20259 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20261 PR inline-asm/39543
20262 * fwprop.c (forward_propagate_asm): New function.
20263 (forward_propagate_and_simplify): Propagate also into __asm, if it
20264 doesn't increase the number of referenced registers.
20267 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20269 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20271 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20272 note_nonlocal_vla_type for nonlocal VLAs.
20273 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20274 contains_remapped_vars, remap_vla_decls): New functions.
20275 (convert_nonlocal_reference_stmt): If not optimizing, call
20276 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20277 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20278 if it wasn't found in var_map.
20279 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20280 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20281 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20283 * gimplify.c (nonlocal_vlas): New variable.
20284 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20286 (gimplify_body): Create and destroy nonlocal_vlas.
20288 * dwarf2out.c (loc_descr_plus_const): New function.
20289 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20290 mem_loc_descriptor, loc_descriptor_from_tree_1,
20291 descr_info_loc, gen_variable_die): Use it.
20293 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20294 !TREE_STATIC VAR_DECLs.
20295 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20296 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20297 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20298 DECL_BY_REFERENCE is valid.
20299 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20300 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20301 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20302 Copy DECL_BY_REFERENCE.
20303 (struct nesting_copy_body_data): New type.
20304 (nesting_copy_decl): New function.
20305 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20306 if they have variable length.
20308 2009-04-26 Michael Matz <matz@suse.de>
20310 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20311 mark new temporaries for renaming.
20313 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20316 * c-decl.c (global_bindings_p): Return negative value.
20317 (c_variable_size): New. Based on variable_size from
20319 (grokdeclarator): Call c_variable_size not variable_size.
20321 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20323 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20325 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20327 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20328 Redefine it to just use mingw/include.
20329 (ASM_SPEC): Rules for -m32 and -m64.
20330 (LINK_SPEC): Use Likewise.
20331 (SPEC_32): New define.
20332 (SPEC_64): Likewise.
20333 (SUB_LINK_SPEC): Likewise.
20334 (MULTILIB_DEFAULTS): New define.
20335 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20336 Add multilib options.
20337 (MULTILIB_DIRNAMES): Likewise.
20338 (MULTILIB_OSDIRNAMES): Likewise.
20339 (LIBGCC): Likewise.
20340 (INSTALL_LIBGCC): Likewise.
20342 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20345 * c-tree.h (enum c_inline_static_type): New.
20346 (record_inline_static): Declare.
20347 * c-decl.c (struct c_inline_static, c_inline_statics,
20348 record_inline_static, check_inline_statics): New.
20349 (pop_file_scope): Call check_inline_statics.
20350 (start_decl): Call record_inline_static instead of pedwarning
20351 directly for static in inline function.
20352 * c-typeck.c (build_external_ref): Call record_inline_static
20353 instead of pedwarning directly for static referenced in inline
20356 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20358 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20359 not new but only being rescanned.
20360 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20361 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20362 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20363 record_set_info, compute_set, grealloc): Remove.
20364 (recompute_all_luids): New function.
20365 (gcse_main): Don't compute sets, and don't do related memory
20366 allocations/free-ing. If something changed before the end of the
20367 pass, update LUIDs using recompute_all_luids.
20368 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20369 (free_gcse_mem): Don't free it either.
20370 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20371 Use the df insn LUIDs.
20372 (load_killed_in_block): Likewise.
20373 (compute_hash_table_work): Don't compute reg_set_in_block.
20374 (compute_transp): Use DF_REG_DEF_CHAINs.
20375 (local_cprop_pass): Don't use compute_sets and related functions.
20376 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20377 Use get_max_uid() instead of max_cuid.
20378 (insert_insn_end_basic_block, pre_insert_copy_insn,
20379 update_ld_motion_stores): Don't try to
20380 keep reg_set tables up to date.
20381 (pre_insert_copies): Use df insn LUIDs.
20382 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20383 (reg_set_info): Don't use extra bitmap argument.
20384 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20385 information to compute regs_set_in_block.
20386 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20387 (bypass_jumps): Don't use compute_sets and friends.
20389 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20392 * opts.c (undocumented_msg): Do not leave blank even with
20395 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20397 * c-decl.c (build_enumerator): Allow values folding to integer
20398 constants but not integer constant expressions with a pedwarn if
20401 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20404 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20405 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20406 type is an integer constant.
20408 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20411 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20414 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20417 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20418 with variably modified return type and no storage class
20419 specifiers, except for the case of nested functions. Distinguish
20420 extern declarations of functions with variably modified return
20421 types from those of objects with variably modified types.
20423 2009-04-25 Jan Hubicka <jh@suse.cz>
20425 * tree.c (list_equal_p): New function.
20426 * tree.h (list_equal_p): Declare.
20427 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20428 basic_block_def, basic_block, const_basic_block): New.
20429 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20430 (redirect_eh_edge): New function.
20431 (make_eh_edge_update_phi): EH edges are not abnormal.
20432 * except.c: Include tree-flow.h.
20433 (list_match): New function.
20434 (eh_region_replaceable_by_p): New function.
20435 (replace_region): New function.
20436 (hash_type_list): New function.
20437 (hash_eh_region): New function.
20438 (eh_regions_equal_p): New function.
20439 (merge_peers): New function.
20440 (remove_unreachable_regions): Verify EH tree when checking;
20442 (copy_eh_region_1): New function.
20443 (copy_eh_region): New function.
20444 (push_reachable_handler): New function.
20445 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20446 regions without label but with live RESX.
20447 * except.h (redirect_eh_edge_to_label): New.
20448 * tree-flow.h (redirect_eh_edge): New.
20449 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20450 basic_block_def, basic_block, const_basic_block): Remove.
20451 * Makefile.in (except.o): Add dependency on tree-flow.h
20452 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20453 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20456 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20459 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20460 on the destination of memcpy.
20462 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20464 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20465 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20466 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20468 2009-04-25 Jan Hubicka <jh@suse.cz>
20470 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20471 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20472 to be reached by different label than left.
20473 (update_eh_edges): Update comment; remove edge_to_remove if possible
20474 and return true if suceeded.
20475 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20476 (cleanup_eh): Compute sharing map.
20477 * except.c (remove_eh_handler_and_replace): Add argument if we should
20479 (remove_unreachable_regions): Update for label sharing.
20480 (label_to_region_map): Likewise.
20481 (get_next_region_sharing_label): New function.
20482 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20484 (remove_eh_handler): Update.
20485 (remove_eh_region_and_replace_by_outer_of): New function.
20486 * except.h (struct eh_region): Add next_region_sharing_label.
20487 (remove_eh_region_and_replace_by_outer_of,
20488 get_next_region_sharing_label): Declare.
20489 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20491 2009-04-25 Jan Hubicka <jh@suse.cz>
20493 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20494 insert code even if they are not critical.
20496 2009-04-25 Jan Hubicka <jh@suse.cz>
20498 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20499 (gimple_can_remove_branch_p): EH edges won't remove branch by
20501 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20502 updating of non-abnormal EH edges.
20503 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20504 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20505 (split_critical_edges): Split also edges where emitting code on them
20506 will lead to splitting later.
20508 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20509 H.J. Lu <hongjiu.lu@intel.com>
20512 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20513 the configured assembler supports fildq and fistpq mnemonics.
20514 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20515 * configure: Regenerated.
20516 * config.in: Ditto.
20518 * config/i386/i386.c (print_operand): Handle 'Z'.
20519 ['z']: Remove handling of special fild/fist suffixes.
20520 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20521 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20522 suffix of fild insn.
20523 (*floatsi<mode>2_vector_mixed): Ditto.
20524 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20525 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20526 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20527 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20528 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20530 2009-04-25 Ben Elliston <bje@au.ibm.com>
20532 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20533 the source of a set operation.
20535 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20537 * target.h (struct gcc_target): Add case_values_threshold field.
20538 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20539 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20540 * targhooks.c (default_case_values_threshold): New function.
20541 * targhooks.h (default_case_values_threshold): Declare function.
20542 * stmt.c (expand_case): Use case_values_threshold target hook.
20543 * expr.h (case_values_threshold): Remove declartation.
20544 * expr.c (case_values_threshold): Remove function.
20545 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20547 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20548 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20549 (avr_case_values_threshold): Declare as static.
20550 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20552 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20553 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20554 (mn10300_case_values_threshold): New function.
20556 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20558 * ira.c (setup_cover_and_important_classes): Add enum cast.
20560 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20562 * genpreds.c (write_enum_constraint_num): Output definition of
20563 CONSTRAINT_NUM_DEFINED_P macro.
20564 * ira.c (setup_cover_and_important_classes): Use
20565 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20567 2009-04-24 DJ Delorie <dj@redhat.com>
20569 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20570 __SH2A_SINGLE_ONLY__ also.
20572 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20574 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20575 (movdf_internal): Ditto.
20576 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20577 SFmode and DFmode constants.
20578 (ia64_print_operand): Add 'G' format for printing
20579 floating point constants.
20581 2009-04-24 Richard Guenther <rguenther@suse.de>
20583 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20584 from unsigned additions.
20586 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20588 * c-typeck.c (set_init_index): Allow array designators that are
20589 not integer constant expressions with a pedwarn if pedantic.
20591 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20593 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20594 zero if no overlap in nonzero bits between the operands.
20596 2009-04-24 Ian Lance Taylor <iant@google.com>
20598 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20599 (record_dead_and_set_regs): Likewise.
20600 * df.h (struct df_mw_hardreg): Change flags field to int.
20601 (struct df_base_ref): Likewise.
20602 (struct df): Change changeable_flags field to int.
20603 * df-scan.c (df_defs_record): Change clobber_flags to int.
20604 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20605 constants rather than #define macros.
20606 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20607 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20608 (enum dwarf_calling_convention): Likewise.
20609 (enum dwarf_line_number_x_ops): Likewise.
20610 (enum dwarf_call_frame_info): Likewise.
20611 (enum dwarf_source_language): Likewise.
20612 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20613 (add_calling_convention_attribute): Likewise.
20614 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20615 (combine_comparisons): Change compcode to int. Add cast to enum type.
20616 * genrecog.c (maybe_both_true_2): Change c to int.
20617 (write_switch): Likewise. Add cast to enum type.
20618 * gimplify.c (gimplify_omp_for): Handle return values from
20619 gimplify_expr using MIN rather than bitwise or.
20620 (gimplify_expr): Add cast to enum type.
20621 * ipa-prop.c (update_jump_functions_after_inlining): Change
20622 IPA_BOTTOM to IPA_JF_UNKNOWN.
20623 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20624 Add casts to enum type.
20625 (setup_cover_and_important_classes): Change cl to int. Add casts
20627 (setup_class_translate): Change cl and mode to int.
20628 (ira_init_once): Change mode to int.
20629 (free_register_move_costs): Likewise.
20630 (setup_prohibited_mode_move_regs): Add casts to enum type.
20631 * langhooks.c (add_builtin_function_common): Rework assertion that
20632 value fits bitfield.
20633 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20634 * omega.c (omega_do_elimination): Avoid math on enum types.
20635 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20636 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20637 int local to handle integral_argment value.
20638 * regmove.c (try_auto_increment): Change PUT_MODE to
20640 * reload.c (push_secondary_reload): Add casts to enum type.
20641 (secondary_reload_class, find_valid_class): Likewise.
20642 * reload1.c (emit_input_reload_insns): Likewise.
20643 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20644 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20645 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20647 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20648 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20650 (expand_complex_libcall): Add casts to enum type.
20651 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20652 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20653 with ERROR_MARK, not NUM_TREE_CODES.
20654 (vect_create_epilog_for_reduction): Likewise.
20655 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20656 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20657 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20659 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20660 vect_unused_in_loop. Change 0 to loop_vect.
20661 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20662 * var-tracking.c (get_init_value): Change return type to enum
20664 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20665 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20667 (arm_override_options): Add casts to enum type.
20668 (arm_emit_tls_decoration): Likewise.
20669 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20671 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20672 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20673 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20675 * config/s390/s390.c (code_for_builtin_64): Change to array of
20677 (code_for_builtin_31): Likewise.
20678 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20680 * config/sparc/sparc.c (sparc_override_options): Change value
20681 field in struct code_model to enum cmodel. In initializer change
20682 0 to NULL and add cast to enum type.
20684 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20685 Change all callers. Issue a -Wc++-compat warning using
20686 lhs_origtype if necessary.
20687 (convert_for_assignment): Issue -Wc++-compat warnings about
20688 invalid conversions to enum type on assignment.
20689 * c-common.h (build_modify_expr): Update declaration.
20691 2009-04-24 Nick Clifton <nickc@redhat.com>
20693 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20694 (function_arg_advance): Likewise.
20695 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20698 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20700 * config/s390/constraints.md ('I', 'J'): Fix condition.
20702 2009-04-24 Diego Novillo <dnovillo@google.com>
20704 * gengtype-parse.c (parse_error): Add newline after message.
20706 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20708 * config/i386/sse.md (avxmodesuffixs): Removed.
20709 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20710 (*avx_pinsr<ssevecsize>): This.
20712 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20714 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20715 follow chains of regs with a single definition, and allow expressions
20716 that are function_invariant_p.
20717 (simple_rhs_p): Allow expressions that are function_invariant_p.
20719 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20721 PR middle-end/39867
20722 * fold-const.c (fold_cond_expr_with_comparison): When folding
20723 > and >= to MAX, make sure the MAX uses the same type as the
20724 comparison's operands.
20726 2009-04-24 Nick Clifton <nickc@redhat.com>
20728 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20729 addressing for DImode accesses.
20730 (frv_print_operand_address): Handle PLUS case.
20731 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20733 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20735 PR rtl-optimization/39794
20736 * alias.c (canon_true_dependence): Add x_addr argument.
20737 * rtl.h (canon_true_dependence): Adjust prototype.
20738 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20739 * cselib.c (cselib_invalidate_mem): Likewise.
20740 * gcse.c (compute_transp): Likewise.
20741 * dse.c (scan_reads_nospill): Likewise.
20742 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20743 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20744 canon_base_addr of the group, plus optional offset.
20745 (struct group_info): Rename canon_base_mem to
20747 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20748 canon_rtx of base_mem.
20750 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20752 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20753 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20755 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20757 * config/spu/spu-builtins.h: Delete file.
20759 * config/spu/spu.h (enum spu_builtin_type): Move here from
20761 (struct spu_builtin_description): Likewise. Add GTY marker.
20762 Do not use enum spu_function_code or enum insn_code.
20763 (spu_builtins): Add extern declaration.
20765 * config/spu/spu.c: Do not include "spu-builtins.h".
20766 (enum spu_function_code, enum spu_builtin_type_index,
20767 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20768 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20769 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20770 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20771 (spu_builtin_types): Make static. Add GTY marker.
20772 (spu_builtins): Add extern declaration with GTY marker.
20773 Include "gt-spu.h".
20775 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20776 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20777 Check programmatically whether all parameters are scalar.
20779 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20781 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20783 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20784 assignment from the constructor either if the target is volatile.
20786 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20788 * config/arm/arm.md (insv): Do not share operands[0].
20790 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20792 * config/vxlib-tls.c (active_tls_threads): Delete.
20793 (delete_hook_installed): New.
20794 (tls_delete_hook): Don't delete the delete hook.
20795 (tls_destructor): Delete it here.
20796 (__gthread_set_specific): Adjust installing the delete hook.
20797 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20798 __gthread_leave_tsd_dtor_context.
20800 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20802 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20804 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20806 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20808 (alpha_rtx_costs): Ditto.
20809 (emit_unlikely_jump): Use add_reg_note.
20810 (emit_frame_store_1): Ditto.
20811 (alpha_expand_prologue): Ditto.
20812 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20813 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20815 2009-04-23 Nick Clifton <nickc@redhat.com>
20817 * config/v850/v850.md (epilogue): Remove suppressed code.
20818 (return): Rename to return_simple and remove test of frame size.
20819 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20820 to gen_return_simple.
20822 2009-04-22 Jing Yu <jingyu@google.com>
20825 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20827 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20830 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20831 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20832 value is a VECTOR_CST, the element type is the element type of the
20835 2009-04-22 DJ Delorie <dj@redhat.com>
20837 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20839 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20841 * alias.c (find_base_term): Move around LO_SUM case, so that
20842 CONST falls through into PLUS/MINUS handling.
20845 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20846 into 0, use omit_one_operand.
20848 2009-04-23 Ben Elliston <bje@au.ibm.com>
20850 * config/rs6000/linux-unwind.h (get_regs): Remove type
20851 puns. Change the type of `pc' to an array of unsigned ints and
20852 update all users. Constify frame24.
20854 2009-04-22 DJ Delorie <dj@redhat.com>
20856 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20857 declarations before code.
20858 (current_function_special_page_vector): Likewise.
20859 (m32c_expand_insv): Silence a warning.
20861 2009-04-21 Taras Glek <tglek@mozilla.com>
20863 * alias.c: Update GTY annotations to new syntax.
20864 * basic-block.h: Likewise.
20865 * bitmap.h: Likewise.
20866 * c-common.h: Likewise.
20867 * c-decl.c: Likewise.
20868 * c-parser.c: Likewise.
20869 * c-pragma.c: Likewise.
20870 * c-tree.h: Likewise.
20871 * cfgloop.h: Likewise.
20872 * cgraph.h: Likewise.
20873 * config/alpha/alpha.c: Likewise.
20874 * config/arm/arm.h: Likewise.
20875 * config/avr/avr.h: Likewise.
20876 * config/bfin/bfin.c: Likewise.
20877 * config/cris/cris.c: Likewise.
20878 * config/darwin.c: Likewise.
20879 * config/frv/frv.c: Likewise.
20880 * config/i386/i386.c: Likewise.
20881 * config/i386/i386.h: Likewise.
20882 * config/i386/winnt.c: Likewise.
20883 * config/ia64/ia64.h: Likewise.
20884 * config/iq2000/iq2000.c: Likewise.
20885 * config/mips/mips.c: Likewise.
20886 * config/mmix/mmix.h: Likewise.
20887 * config/pa/pa.c: Likewise.
20888 * config/pa/pa.h: Likewise.
20889 * config/rs6000/rs6000.c: Likewise.
20890 * config/s390/s390.c: Likewise.
20891 * config/sparc/sparc.c: Likewise.
20892 * config/xtensa/xtensa.c: Likewise.
20893 * cselib.h: Likewise.
20894 * dbxout.c: Likewise.
20895 * dwarf2out.c: Likewise.
20896 * except.c: Likewise.
20897 * except.h: Likewise.
20898 * fixed-value.h: Likewise.
20899 * function.c: Likewise.
20900 * function.h: Likewise.
20901 * gimple.h: Likewise.
20902 * integrate.c: Likewise.
20903 * optabs.c: Likewise.
20904 * output.h: Likewise.
20905 * real.h: Likewise.
20907 * stringpool.c: Likewise.
20908 * tree-data-ref.c: Likewise.
20909 * tree-flow.h: Likewise.
20910 * tree-scalar-evolution.c: Likewise.
20911 * tree-ssa-address.c: Likewise.
20912 * tree-ssa-alias.h: Likewise.
20913 * tree-ssa-operands.h: Likewise.
20914 * tree.c: Likewise.
20915 * tree.h: Likewise.
20916 * varasm.c: Likewise.
20917 * varray.h: Likewise.
20919 * coretypes.h: Do not define GTY macro if it is already defined.
20920 * doc/gty.texi: Update GTY documentation to new syntax.
20921 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20922 annotations on structs.
20923 * gengtype-parse.c: Likewise.
20925 2009-04-22 Mark Heffernan <meheff@google.com>
20927 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20929 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20931 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20934 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20936 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20937 the same as a PLUS without a shift. Increase the cost of a
20940 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20942 * Makefile.in: Update dependencies.
20943 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20944 * errors.h: Remove bogus comment about compatibility.
20945 (warning): Update declaration.
20946 * genautomata.c: Update all calls to warning.
20947 * gimple.c: Do not include errors.h. Include toplev.h.
20948 * tree-ssa-structalias.c: Do not include errors.h.
20949 * omega.c: Likewise.
20950 * tree-ssa-reassoc.c: Likewise.
20951 * config/spu/spu-c.c: Likewise.
20952 * config/spu/t-spu-elf: Update dependencies.
20954 2009-04-22 Richard Guenther <rguenther@suse.de>
20956 PR tree-optimization/39824
20957 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20958 make sure the types are compatible.
20960 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20963 * c-common.c (c_parse_error): Take a token_flags parameter.
20964 Use token_type for the token type instead.
20965 Pass token_flags to cpp_type2name.
20966 * c-common.h (c_parse_error): Update declaration.
20967 * c-parser.c (c_parser_error): Pass 0 as token flags.
20969 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20971 PR rtl-optimization/39580
20972 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20974 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20976 * function.c (expand_function_end): Do not emit a jump to the "naked"
20977 return label for fall-through returns.
20978 * except.c (sjlj_emit_function_exit): Always place the call to the
20979 unregister function at the location installed by expand_function_end.
20981 2009-04-22 Richard Guenther <rguenther@suse.de>
20983 PR tree-optimization/39845
20984 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20985 (gen_inbound_check): Likewise.
20987 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20989 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20991 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20992 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20994 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20996 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20997 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20998 shift counts to avoid out-of-bounds array accesses.
21000 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21002 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21003 (Pmode): Move above.
21005 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21007 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21008 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21009 GET_CODE macro. Use IN_RANGE macro where appropriate.
21010 * config/alpha/alpha.h: Ditto.
21011 * config/alpha/alpha.md: Ditto.
21012 * config/alpha/constraints.md: Ditto.
21013 * config/alpha/predicates.md: Ditto.
21015 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21017 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21018 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21019 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21020 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21021 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21022 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21023 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21024 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21025 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21026 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21027 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21028 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21029 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21030 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21031 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21032 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21033 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21034 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21035 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21036 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21037 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21038 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21039 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21040 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21041 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21042 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21043 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21045 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21047 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21048 references from comments.
21049 * cfgbuild.c: (count_basic_blocks): Delete.
21050 (find_basic_blocks_1): Delete.
21051 (find_basic_blocks): Delete.
21052 * except.c (finish_eh_generation): Make static. Move comment from
21053 except.h here. Remove find_basic_blocks references from comments.
21054 * except.h (finish_eh_generation): Delete.
21055 * basic-block.h (find_basic_blocks): Delete.
21056 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21058 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21060 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21061 (sdbout_parms): Likewise.
21063 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21065 * config/sh/sh.c (prepare_cbranch_operands): Use
21066 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21067 (expand_cbranchdi4): Likewise.
21068 (from_compare): Add cast to enum type.
21069 (expand_cbranchsi4): Use add_reg_note.
21070 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21071 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21072 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21073 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21074 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21075 instead of CODE_FOR_nothing.
21076 (cbranchdi4): Likewise. Fix the order of arguments for
21078 (push_fpscr): Use add_reg_note.
21079 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21080 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21082 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21084 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21085 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21086 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21087 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21088 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21089 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21090 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21091 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21092 config/alpha/x-vms, config/arc/t-arc,
21093 config/arm/README-interworking, config/arm/arm-c.c,
21094 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21095 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21096 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21097 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21098 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21099 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21100 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21101 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21102 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21103 config/cris/t-elfmulti, config/crx/t-crx,
21104 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21105 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21106 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21107 config/h8300/t-h8300, config/i386/athlon.md,
21108 config/i386/darwin-libgcc.10.4.ver,
21109 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21110 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21111 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21112 config/i386/t-linux64, config/i386/t-nwld,
21113 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21114 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21115 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21116 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21117 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21118 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21119 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21120 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21121 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21122 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21123 config/m68k/t-uclinux, config/mcore/t-mcore,
21124 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21125 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21126 config/mips/crtn.asm, config/mips/irix-crti.asm,
21127 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21128 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21129 config/mips/mips-fixed.md, config/mips/sb1.md,
21130 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21131 config/mips/t-iris6, config/mips/t-isa3264,
21132 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21133 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21134 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21135 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21136 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21137 config/mn10300/t-linux, config/mn10300/t-mn10300,
21138 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21139 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21140 config/picochip/libgccExtras/clzsi2.asm,
21141 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21142 config/rs6000/darwin-libgcc.10.4.ver,
21143 config/rs6000/darwin-libgcc.10.5.ver,
21144 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21145 config/rs6000/t-aix43, config/rs6000/t-aix52,
21146 config/rs6000/t-darwin, config/rs6000/t-fprules,
21147 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21148 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21149 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21150 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21151 config/rs6000/t-rtems, config/rs6000/t-spe,
21152 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21153 config/score/t-score-elf, config/sh/divcost-analysis,
21154 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21155 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21156 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21157 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21158 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21159 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21160 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21161 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21162 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21163 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21164 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21165 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21166 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21167 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21168 * config/h8300/genmova.sh: Include copyright and license notices
21169 in generated output.
21170 * config/h8300/mova.md: Regenerate.
21171 * doc/install.texi2html: Include word "Copyright" in copyright
21172 notice and use name "Free Software Foundation, Inc.".
21173 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21174 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21175 ChangeLog-2007, ChangeLog-2008: Correct dates.
21177 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21179 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21180 NE_EXPR operations as well.
21181 * c-parser.c (c_parser_condition): Do not set location information on
21183 (c_parser_conditional_expression): Likewise.
21184 (c_parser_binary_expression): Set location information on operators.
21185 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21186 TRUTH_NOT_EXPR has been folded.
21187 * fold-const.c (fold_truth_not_expr): Copy location information from
21188 the incoming expression to the outgoing one.
21189 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21190 recursive calls on the LHS of the operator but pass that of the
21191 operator to recursive calls on the RHS of the operator. Set it
21193 (shortcut_cond_expr): Set the locus of the operator on the second
21194 COND_EXPR and that of the expression on the first in degenerate cases.
21195 Pass the locus of the expression to calls to shortcut_cond_r.
21196 Set the locus of the 'then' block on the associated jump, if any.
21197 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21198 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21199 expression to call to gimplify_boolean_expr.
21201 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21203 * config.gcc: Add additional configuration for
21204 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21205 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21206 (CPP_SPEC): Redefine for allowing -municode option.
21207 (STARTFILE_SPEC): Likewise.
21208 * config/i386/t-mingw-w64: New.
21209 * config/i386/mingw-w64.opt: New.
21210 (municode): Add new target option.
21211 * doc/invoke.texi (municode): Add documentation for new option.
21213 2009-04-21 Ian Lance Taylor <iant@google.com>
21215 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21216 Correct test for number of arguments.
21217 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21219 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21221 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21222 argument of emit_library_call.
21224 2009-04-21 Richard Guenther <rguenther@suse.de>
21226 PR middle-end/39829
21227 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21228 inside VIEW_CONVERT_EXPRs.
21230 2009-04-21 Martin Jambor <mjambor@suse.cz>
21232 * tree-switch-conversion.c (build_constructors): Split a long line.
21233 (constructor_contains_same_values_p): New function.
21234 (build_one_array): Create assigns of constants if possible, do not
21235 call mark_sym_for_renaming, call update_stmt.
21236 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21237 make_rename_temp. Do not call mark_symbols_for_renaming, call
21239 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21240 find_new_referenced_vars, call update_stmt.
21241 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21242 instead of calling make_rename_temp. Do not call
21243 find_new_referenced_vars or mark_symbols_for_renaming, call
21246 2009-04-21 Richard Guenther <rguenther@suse.de>
21248 PR tree-optimization/39827
21249 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21250 (tree_ssa_phiprop): Pass the correct array size.
21252 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21254 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21256 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21259 * c-typeck.c (lvalue_p): Move declaration ...
21260 * c-common.h (lvalue_p): ... to here.
21261 * c-common.c (candidate_equal_p): New.
21262 (add_tlist): Use it.
21263 (merge_tlist): Use it.
21264 (warn_for_collisions_1): Likewise.
21265 (warning_candidate_p): Accept more candidates.
21266 (verify_tree): A warning candidate can be an expression. Use
21269 2009-04-21 Ben Elliston <bje@au.ibm.com>
21272 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21273 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21274 options. Remove -mcall-solaris documentation.
21276 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21279 * doc/invoke.texi (-Wlong-long): Update description.
21280 * c-lex (interpret_integer): Only warn if there was no previous
21281 overflow and -Wlong-long is enabled.
21282 * c-decl.c (declspecs_add_type): Drop redundant flags.
21283 * c.opt (Wlong-long): Init to -1.
21284 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21285 and front-end warn_long_long. Wlong-long only depends on other
21286 flags if it is uninitialized.
21287 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21288 the same for CPP and FE.
21289 (restore_extension_diagnostics): Likewise.
21291 2009-04-20 Ian Lance Taylor <iant@google.com>
21293 Fix enum conversions which are invalid in C++:
21294 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21295 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21296 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21297 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21298 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21299 (dbxout_parms): Likewise.
21300 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21301 (df_clear_flags): Likewise.
21302 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21303 top_flag parameter to int.
21304 (df_chain_create_bb_process_use): Likewise.
21305 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21307 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21308 (df_ref_create_structure, df_def_record_1): Likewise.
21309 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21310 (df_notes_rescan): Change 0 to VOIDmode in function call.
21311 (df_get_call_refs, df_insn_refs_collect): Likewise.
21312 (df_bb_regs_collect): Likewise.
21313 (df_entry_block_defs_collect): Likewise.
21314 (df_exit_block_uses_collect): Likewise.
21315 * df.h: Update declarations.
21316 * double-int.c (double_int_divmod): Add cast to enum type.
21317 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21318 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21319 (based_loc_descr): Likewise.
21320 (loc_descriptor_from_tree_1): Change first_op and second_op to
21321 enum dwarf_location_atom. Add cast to enum type.
21322 * expmed.c (init_expmed): Change 0 to SET in function call.
21323 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21324 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21325 (do_store_flag): Likewise.
21326 * fixed-value.h (struct fixed_value): Change mode to enum
21328 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21329 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21331 (insert_insn_decl, insert_decl, insert_state): Likewise.
21332 (automata_list_finish): Likewise.
21333 * genrecog.c (process_define_predicate): Add cast to enum type.
21334 * gensupport.c (init_predicate_table): Add cast to enum type.
21335 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21337 (gimple_build_call_1, gimple_build_label): Likewise.
21338 (gimple_build_goto, gimple_build_asm_1): Likewise.
21339 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21340 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21341 (enum fallback): Rename from enum fallback_t.
21342 (fallback_t): Typedef as int.
21343 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21344 GSI_SAME_STMT in function call.
21345 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21347 (setup_reg_class_relations): Likewise.
21348 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21349 (setup_prohibited_class_mode_regs): Add cast to enum type.
21350 (setup_prohibited_mode_move_regs): Likewise.
21351 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21352 (record_address_regs): Change i to enum reg_class.
21353 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21354 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21355 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21356 (GET_MODE_2XWIDER_MODE): Likewise.
21357 (GET_CLASS_NARROWEST_MODE): Likewise.
21358 * omp-low.c (expand_omp_for): Add cast to enum type.
21359 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21360 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21361 * postreload.c (reload_cse_simplify_operands): Change rclass local
21363 * predict.c (combine_predictions_for_insn): Change best_predictor
21364 and predictor to enum br_predictor.
21365 (combine_predictions_for_bb): Likewise.
21366 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21367 use SET_PREDICT_EXPR_OUTCOME.
21368 * real.c (real_arithmetic): Change icode to code in function call.
21369 * reginfo.c (init_move_cost): Add casts to enum type.
21370 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21371 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21373 * reload.c (find_valid_class): Add casts to enum type.
21374 (push_reload): Change 0 to NO_REGS in function call.
21375 (find_reloads): Change this_alternative to array of enum
21376 reg_class. Remove some now-unnecessary casts.
21377 (make_memloc): Change 0 to VOIDmode in function call.
21378 * reload1.c (reload): Change 0 to VOIDmode in function call.
21379 (eliminate_regs_1, elimination_effects): Likewise.
21380 (eliminate_regs_in_insn): Likewise.
21381 (emit_input_reload_insns): Add cast to enum type.
21382 (delete_output_reload): Change 0 to VOIDmode in function call.
21383 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21384 to enum type in function call.
21385 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21386 (SET_PREDICT_EXPR_OUTCOME): Define.
21387 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21388 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21389 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21390 (dump_function): Likewise.
21391 * tree-dump.h: Update declarations.
21392 * tree-pass.h: Update declarations.
21393 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21394 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21396 (arm_rtx_costs_1): Correct parenthesization.
21397 (arm_rtx_costs): Add casts to enum type.
21398 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21399 (vfp_emit_fstmd): Use add_rg_note.
21400 (emit_multi_reg_push, emit_sfm): Likewise.
21401 (thumb_set_frame_pointer): Likewise.
21402 (arm_expand_prologue): Likewise.
21403 (arm_regno_class): Change return type to enum reg_class.
21404 (thumb1_expand_prologue): Use add_reg_note.
21405 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21406 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21408 * config/arm/gentune.sh: Add cast to enum type.
21409 * config/arm/arm-tune.md: Rebuild.
21410 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21411 (ix86_split_fp_branch, predict_jump): Likewise.
21412 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21413 insn_code to enum rtx_code.
21414 (ix86_builtin_vectorized_function): Add cast to enum type.
21415 * config/i386/i386.md (truncdfsf2): Change slot to enum
21417 (truncxf<mode>2, isinf<mode>2): Likewise.
21418 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21420 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21421 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21422 (insert_bundle_state): Change 1 to INSERT in function call.
21423 (ia64_add_bundle_selector_before): Likewise.
21424 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21425 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21426 (restore_stack_nonlocal): Likewise.
21427 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21429 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21431 (mips_rtx_costs): Likewise.
21432 (mips_override_options): Add casts to enum type.
21433 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21435 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21436 (store_reg, set_reg_plus_d): Likewise.
21437 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21438 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21440 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21442 (emit_unlikely_jump): Use add_reg_note.
21443 (rs6000_emit_allocate_stack): Likewise.
21444 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21445 (output_toc): Change 1 to INSERT in function call.
21446 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21447 (rs6000_initialize_trampoline): Likewise.
21448 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21450 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21451 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21452 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21453 (save_gprs): Use add_reg_note.
21454 (s390_emit_prologue): Likewise.
21455 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21456 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21457 (sparc_fold_builtin): Add cast to enum type.
21458 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21460 (spu_expand_prologue): Use add_reg_note.
21461 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21463 2009-04-20 Ian Lance Taylor <iant@google.com>
21465 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21466 (c_parser_postfix_expression_after_primary): Get VEC for list of
21467 arguments. Get original types of arguments. Call
21468 build_function_call_vec.
21469 (cached_expr_list_1, cached_expr_list_2): New static variables.
21470 (c_parser_expr_list): Change return type to VEC *. Add
21471 p_orig_types parameter. Change all callers.
21472 (c_parser_release_expr): New static function.
21473 (c_parser_vec_to_tree_list): New static function.
21474 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21475 call build_function_call_vec.
21476 (build_function_call_vec): New function, based on old
21477 build_function_call.
21478 (convert_arguments): Remove nargs and argarray parameters. Change
21479 values to a VEC. Add origtypes parameter.
21480 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21481 (convert_for_assignment): Add origtype parameter. Change all
21482 callers. If warn_cxx_compat, check for conversion to an enum
21483 type when calling a function.
21484 (store_init_value): Add origtype parameter. Change all callers.
21485 (digest_init): Likewise.
21486 (struct init_node): Add origtype field.
21487 (add_pending_init): Add origtype parameter. Change all callers.
21488 (output_init_element): Likewise.
21489 (output_pending_init_elements): Pass origtype from init_node to
21490 output_init_element.
21491 (process_init_element): Pass origtype from c_expr to
21492 output_init_element.
21493 (c_finish_return): Add origtype parameter. Change all callers.
21494 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21496 (sync_resolve_params): Likewise.
21497 (sync_resolve_return): Change params to first_param. Change caller.
21498 (resolve_overloaded_builtins): Change params to VEC *. Change
21499 callers. Save first parameter around call to build_function_call_vec.
21500 * c-decl.c (finish_decl): Add origtype parameter. Change all
21501 callers. Call build_function_call_vec rather than
21502 build_function_call for cleanup.
21503 * c-tree.h: Update declarations.
21504 * c-common.h: Update declarations.
21505 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21506 params to first_param.
21507 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21508 params parameter from tree to void *.
21509 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21510 Change arglist parameter to have type void *, and to be a pointer
21512 * config/rs6000/rs6000-protos.h
21513 (altivec_resolve_overloaded_builtin): Update declaration.
21514 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21515 fnargs parameter to have type void *, and to be a pointer to a
21516 VEC. Call build_function_call_vec instead of
21517 build_function_call.
21518 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21520 2009-04-20 Joey Ye <joey.ye@intel.com>
21521 Xuepeng Guo <xuepeng.guo@intel.com>
21522 H.J. Lu <hongjiu.lu@intel.com>
21524 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21526 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21527 (IX86_LEA_PRIORITY): Likewise.
21528 (distance_non_agu_define): New function.
21529 (distance_agu_use): Likewise.
21530 (ix86_lea_for_add_ok): Likewise.
21531 (ix86_dep_by_shift_count): Likewise.
21533 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21534 should split for LEA.
21536 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21538 (ix86_dep_by_shift_count): Likewise.
21540 2009-04-20 Richard Guenther <rguenther@suse.de>
21542 * expr.c (handled_component_p): Move ...
21543 * tree.h (handled_component_p): ... here.
21544 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21545 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21546 and REALPART_EXPR to be in one group.
21548 2009-04-20 Richard Guenther <rguenther@suse.de>
21550 * basic-block.h (get_all_dominated_blocks): Declare.
21551 * dominance.c (get_all_dominated_blocks): New function.
21552 * tree-cfg.c (get_all_dominated_blocks): Remove.
21553 (remove_edge_and_dominated_blocks): Adjust.
21554 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21555 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21556 instead of recursing.
21558 2009-04-20 Doug Kwan <dougkwan@google.com>
21560 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21561 (struct cgraph_node_set_def): New type.
21562 (cgraph_node_set) New type. Also declare vector functions.
21563 (struct cgraph_node_set_element_def): New type.
21564 (cgraph_node_set_element): Ditto.
21565 (cgraph_node_set_iterator): New iterator type.
21566 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21567 cgraph_node_set_remove, dump_cgraph_node_set,
21568 debug_cgraph_node_set): New prototypes.
21569 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21570 cgraph_node_set_size): New inlines.
21571 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21572 including cgraph.h.
21573 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21574 argument to function 'write_summary'.
21575 * ipa.c: Include ggc.h.
21576 (hash_cgraph_node_set_element,
21577 eq_cgraph_node_set_element, cgraph_node_set_new,
21578 cgraph_node_set_add, cgraph_node_set_remove,
21579 cgraph_node_set_find, dump_cgraph_node_set,
21580 debug_cgraph_node_set): New functions.
21581 * Makefile.in (ipa.o): Add dependency on GGC_H.
21583 2009-04-20 Ira Rosen <irar@il.ibm.com>
21585 PR tree-optimization/39675
21586 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21587 check of the return code of vect_schedule_slp. Check that
21588 stmt_vec_info still exists for the statement, before checking its
21589 vectorization type.
21591 2009-04-20 Michael Matz <matz@suse.de>
21593 * Makefile.in (generated_files): Take out $(simple_generated_c).
21595 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21597 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21598 (UINTPTR_TYPE): Likewise.
21600 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21603 * c-typeck.c (digest_init): Check for initializing an array with a
21606 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21609 * c-semantics.c (pop_stmt_list): Propagate
21610 STATEMENT_LIST_HAS_LABEL to parent statement list.
21612 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21614 * config/mips/mips.h (mips_tune_attr): New macro.
21615 * config/mips/mips.md (cpu): Use it.
21617 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21620 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21623 2009-04-19 Diego Novillo <dnovillo@google.com>
21625 * toplev.c (compile_file): Move call to coverage_finish ...
21626 * cgraphunit.c (ipa_passes): ... here.
21627 Call cgraph_process_new_functions.
21628 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21629 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21631 2009-04-19 Jan Hubicka <jh@suse.cz>
21633 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21635 (dump_cgraph_node): Dump can throw external flag.
21636 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21638 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21642 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21643 * common.opt (Wlogical-op): Move from here...
21644 * c.opt (Wlogical-op): ... to here.
21645 * c-typeck.c (parser_build_binary_op): Update call to
21646 warn_logical_operator.
21647 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21649 * c-common.c (warn_logical_op): Update.
21650 * c-common.h (warn_logical_op): Update declaration.
21652 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21654 * tree.c (protected_set_expr_location): Fix formatting.
21656 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21659 * c-typeck.c (readonly_warning): new.
21660 (build_unary_op, build_modify_expr): Use readonly_warning for
21661 storing into something readonly but not const-qualified.
21663 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21666 * c-typeck.c (build_unary_op): Check for taking address of
21667 expression of type void.
21669 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21672 * c-typeck.c (build_function_call): Check for calling a function
21673 with qualified void return types. Call require_complete_type when
21676 2009-04-18 Jan Hubicka <jh@suse.cz>
21678 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21680 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21681 can_throw_external flag.
21682 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21683 * ipa-pure-const.c (ignore_edge): New function.
21684 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21685 only over can_throw_external edges.
21686 (local_pure_const): Add nothrow flag.
21687 * ipa-utils.c (searchc): Add ignore_edge callback.
21688 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21689 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21690 (set_nothrow_function_flags): Update cgraph.
21691 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21693 2009-04-18 Richard Guenther <rguenther@suse.de>
21695 PR middle-end/39804
21696 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21697 (fold_stmt): ... this and ...
21698 (fold_stmt_inplace): ... this.
21699 (fold_stmt_1): Fold references in calls and asms.
21700 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21702 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21704 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21705 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21707 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21709 * tree.c (function_args_count): Remove.
21710 * tree.h: Remove the prototype for function_args_count.
21712 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21714 * tree-iterator.c (expr_only): Remove.
21715 * tree.h: Remove the prototype for expr_only.
21717 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21719 * reginfo.c (cannot_change_mode_set_regs): Remove.
21720 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21722 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21724 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21725 whether operands 0 and 1 overlaps.
21727 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21729 PR middle-end/36902
21730 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21731 pointer. Use warning_at instead of warning.
21732 (search_for_addr_array): Likewise.
21733 (check_array_bounds): Likewise.
21734 (check_all_array_refs): Check that the incoming edge is not in the
21735 list of edges to be removed.
21736 (check_all_array_refs): Avoid the temporal pointer.
21737 (vrp_visit_cond_stmt): Fix typo.
21738 (simplify_switch_using_ranges): Handle the case where the switch
21739 index is an integer constant.
21741 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21743 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21745 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21747 * doc/extend.texi, doc/invoke.texi: Fix typos.
21749 2009-04-17 Cary Coutant <ccoutant@google.com>
21751 * tree-flow-inline.h (get_lineno): Fix inverted test.
21753 2009-04-17 Diego Novillo <dnovillo@google.com>
21755 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21756 assertion for AVAIL_OUT.
21758 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21761 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21762 * config/sh/linux-atomic.asm: Likewise.
21764 2009-04-17 Diego Novillo <dnovillo@google.com>
21766 * except.c (debug_eh_tree): New.
21767 (struct eh_region, struct eh_status): Move ...
21768 * except.h: ... here.
21769 (add_type_for_runtime): Declare extern.
21770 (lookup_type_for_runtime): Likewise.
21771 (debug_eh_tree): Declare.
21772 * Makefile.in (GTFILES): List except.h before except.c
21774 2009-04-17 Diego Novillo <dnovillo@google.com>
21776 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21777 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21778 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21779 (find_vars_r): ... here.
21780 * tree-flow.h (find_referenced_vars_in): Declare.
21781 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21782 that AVAIL_OUT exists for BLOCK.
21783 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21784 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21785 (tree-parloops.o): Likewise.
21787 2009-04-17 Simon Baldwin <simonb@google.com>
21789 * toplev.c (default_tree_printer): Add handling for %E format.
21791 2009-04-17 Diego Novillo <dnovillo@google.com>
21793 * tree-pretty-print.c (dump_generic_node): Add break after
21794 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21795 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21796 FUNCTION_TYPE together. Call print_struct_decl when printing
21797 structures and TDF_SLIM is not given.
21798 (print_struct_decl): Fix logic for detecting recursion.
21800 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21803 * gcc.c (create_at_file): New.
21804 (compile_input_file_p): New.
21805 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21806 * main.c (main): Update call to toplev_main.
21807 * toplev.c (toplev_main): Change signature. Call expandargv.
21808 * toplev.h (toplev_main): Change signature.
21810 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21812 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21813 if the latter is not constant.
21815 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21817 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21819 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21821 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21822 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21824 2009-04-17 Richard Guenther <rguenther@suse.de>
21826 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21827 Handle component references view-converting an invariant address.
21829 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21831 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21832 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21833 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21834 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21835 Use @deftypevr rather than @deftypevar.
21837 2009-04-17 Richard Guenther <rguenther@suse.de>
21839 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21840 (get_prop_source_stmt): Likewise.
21841 (can_propagate_from): Likewise.
21843 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21845 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21846 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21847 (--with-multilib-list): Add default value.
21848 * configure: Regenerate.
21849 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21850 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21851 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21852 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21853 Don't add default cpu to multilib list unnecessarily, but do enable
21854 the relevant compiler option..
21855 Add support for --with-multilib-list=<blank> and
21856 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21857 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21858 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21859 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21860 TM_MULTILIB_CONFIG.
21861 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21862 (MULTILIB_OSDIRNAMES): New variable.
21863 * config/sh/t-1e: Delete file.
21864 * config/sh/t-mlib-sh1: Delete file.
21865 * config/sh/t-mlib-sh2: Delete file.
21866 * config/sh/t-mlib-sh2a: Delete file.
21867 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21868 * config/sh/t-mlib-sh2a-single: Delete file.
21869 * config/sh/t-mlib-sh2a-single-only: Delete file.
21870 * config/sh/t-mlib-sh2e: Delete file.
21871 * config/sh/t-mlib-sh3e: Delete file.
21872 * config/sh/t-mlib-sh4: Delete file.
21873 * config/sh/t-mlib-sh4-nofpu: Delete file.
21874 * config/sh/t-mlib-sh4-single: Delete file.
21875 * config/sh/t-mlib-sh4-single-only: Delete file.
21876 * config/sh/t-mlib-sh4a: Delete file.
21877 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21878 * config/sh/t-mlib-sh4a-single: Delete file.
21879 * config/sh/t-mlib-sh4a-single-only: Delete file.
21880 * config/sh/t-mlib-sh4al: Delete file.
21881 * config/sh/t-mlib-sh5-32media: Delete file.
21882 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21883 * config/sh/t-mlib-sh5-64media: Delete file.
21884 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21885 * config/sh/t-mlib-sh5-compact: Delete file.
21886 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21887 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21888 * doc/install.texi (Options specification): Add
21889 --with-multilib-list and --with-endian.
21891 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21893 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21895 (OBJS-common): Add plugin-version.o.
21896 (plugin-version.o): New.
21897 * gcc-plugin.h (plugin_gcc_version): New.
21898 (plugin_default_version_check): New.
21899 (plugin_init_func, plugin_init): Add version argument.
21900 * plugin-version.c: New.
21901 * plugin.c (str_plugin_gcc_version_name): New.
21902 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21903 pass it to the init function.
21904 (plugin_default_version_check): New.
21906 2009-04-17 Richard Guenther <rguenther@suse.de>
21908 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21909 for decl-vs-decl disambiguation.
21911 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21913 * config/s390/s390.h (s390_tune_attr): New macro definition.
21914 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21916 2009-04-17 Richard Guenther <rguenther@suse.de>
21918 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21919 (fold_stmt_r): Likewise.
21920 (maybe_fold_reference): New function.
21921 (fold_gimple_assign): Handle cases fold_stmt_r did.
21922 (fold_stmt): Do not use fold_stmt_r.
21923 (fold_stmt_inplace): Likewise.
21925 2009-04-17 Richard Guenther <rguenther@suse.de>
21927 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21928 (record_equivalences_from_stmt): Remove useless checks and
21930 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21931 the type is already suitable.
21933 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21935 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21937 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21939 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21940 (CMPtype): Define as __gcc_CMPtype.
21942 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21944 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21945 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21947 2009-04-17 Richard Guenther <rguenther@suse.de>
21949 PR tree-optimization/39746
21950 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21951 special-casing for builtins and static variable use/def.
21952 (call_may_clobber_ref_p_1): Likewise.
21954 2009-04-16 Ian Lance Taylor <iant@google.com>
21956 * df.h: Include "timevar.h".
21957 (struct df_problem): Change tv_id field to timevar_id_t.
21958 * tree-pass.h: Include "timevar.h".
21959 (struct opt_pass): Change tv_id field to timevar_id_t.
21960 * timevar.h (timevar_id_t): Define TV_NONE.
21961 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21962 TV_NONE rather than tv_id != 0.
21963 (execute_one_pass): Likewise.
21964 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21965 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21966 dependencies to $(TREE_PASS_H).
21967 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21969 (pass_branch_target_load_optimize2): Likewise.
21970 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21971 (pass_outof_cfg_layout_mode): Likewise.
21972 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21973 (pass_rebuild_cgraph_edges): Likewise.
21974 (pass_remove_cgraph_callee_edges): Likewise.
21975 * df-core.c (pass_df_initialize_opt): Likewise.
21976 (pass_df_initialize_no_opt): Likewise.
21977 (pass_df_finish): Likewise.
21978 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21979 * except.c (pass_set_nothrow_function_flags): Likewise.
21980 (pass_convert_to_eh_region_ranges): Likewise.
21981 * final.c (pass_compute_alignments): Likewise.
21982 * function.c (pass_instantiate_virtual_regs): Likewise.
21983 (pass_init_function): Likewise.
21984 (pass_leaf_regs): Likewise.
21985 (pass_match_asm_constraints): Likewise.
21986 * gimple-low.c (pass_lower_cf): Likewise.
21987 (pass_mark_used_blocks): Likewise.
21988 * init-regs.c (pass_initialize_regs): Likewise.
21989 * integrate.c (pass_initial_value_sets): Likewise.
21990 * ira.c (pass_ira): Likewise.
21991 * jump.c (pass_cleanup_barriers): Likewise.
21992 * omp-low.c (pass_expand_omp): Likewise.
21993 (pass_lower_omp): Likewise.
21994 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21995 * recog.c (pass_split_all_insns): Likewise.
21996 (pass_split_after_reload): Likewise.
21997 (pass_split_before_regstack): Likewise.
21998 (pass_split_before_sched2): Likewise.
21999 (pass_split_for_shorten_branches): Likewise.
22000 * reginfo.c (pass_reginfo_init): Likewise.
22001 (pass_subregs_of_mode_init): Likewise.
22002 (pass_subregs_of_mode_finish): Likewise.
22003 * passes.c (pass_postreload): Likewise.
22004 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22005 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22006 (pass_warn_function_return): Likewise.
22007 (pass_warn_function_noreturn): Likewise.
22008 * tree-complex.c (pass_lower_complex): Likewise.
22009 (pass_lower_complex_O0): Likewise.
22010 * tree-if-conv.c (pass_if_conversion): Likewise.
22011 * tree-into-ssa.c (pass_build_ssa): Likewise.
22012 * tree-mudflap.c (pass_mudflap_1): Likewise.
22013 (pass_mudflap_2): Likewise.
22014 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22015 (pass_mudflap_2): Likewise.
22016 * tree-nrv.c (pass_return_slot): Likewise.
22017 * tree-object-size.c (pass_object_sizes): Likewise.
22018 * tree-optimize.c (pass_all_optimizations): Likewise.
22019 (pass_early_local_passes): Likewise.
22020 (pass_all_early_optimizations): Likewise.
22021 (pass_cleanup_cfg): Likewise.
22022 (pass_cleanup_cfg_post_optimizing): Likewise.
22023 (pass_free_datastructures): Likewise.
22024 (pass_free_cfg_annotations): Likewise.
22025 (pass_fixup_cfg): Likewise.
22026 (pass_init_datastructures): Likewise.
22027 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22028 (pass_late_warn_uninitialized): Likewise.
22029 (pass_update_address_taken): Likewise.
22030 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22031 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22032 (pass_cse_sincos): Likewise.
22033 (pass_convert_to_rsqrt): Likewise.
22034 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22035 * tree-stdarg.c (pass_stdarg): Likewise.
22036 * tree-tailcall.c (pass_tail_recursion): Likewise.
22037 (pass_tail_calls): Likewise.
22038 * tree-vect-generic.c (pass_lower_vector): Likewise.
22039 (pass_lower_vector_ssa): Likewise.
22040 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22042 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22044 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22046 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22048 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22049 logical and signext.
22051 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22054 * config/sh/predicates.md (arith_operand): Check if the operand
22055 of TRUNCATE is a REG.
22057 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22059 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22060 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22062 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22064 * tree-iterator.c (tsi_split_statement_list_after,
22065 tsi_split_statement_list_before): Remove.
22066 * tree-iterator.h: Remove the prototypes for
22067 tsi_split_statement_list_after and tsi_split_statement_list_before.
22069 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22071 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22072 * tree-ssa-propagate.h: Remove the prototype for
22073 stmt_makes_single_load.
22075 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22077 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22078 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22080 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22082 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22084 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22086 * except.c (eh_region_outer_p): Remove.
22087 * except.h: Remove the prototype for eh_region_outer_p.
22089 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22091 * function.c (current_function_assembler_name): Remove.
22092 * function.h: Remove the prototype for
22093 current_function_assembler_name.
22095 2009-04-16 Ian Lance Taylor <iant@google.com>
22097 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22098 (add_reg_note): Call alloc_reg_note.
22099 * rtl.h (alloc_reg_note): Declare.
22100 * combine.c (try_combine): Use alloc_reg_note.
22101 (recog_for_combine, move_deaths): Likewise.
22102 (distribute_notes): Use alloc_reg_note and add_reg_note.
22103 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22104 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22105 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22107 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22109 PR rtl-optimization/39762
22110 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22111 ira_may_move_out_cost): Add comments about way of their usage.
22112 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22114 * ira-conflicts.c (process_regs_for_copy): Use function
22115 ira_get_register_move_cost instead of global
22116 ira_register_move_cost.
22118 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22119 color_pass, move_spill_restore, update_curr_costs): Ditto.
22121 * ira-lives.c (process_single_reg_class_operands): Ditto.
22123 * ira-emit.c (emit_move_list): Ditto.
22125 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22126 (record_reg_classes): Ditto. Use functions
22127 ira_get_register_move_cost and ira_get_may_move_cost instead of
22128 global vars ira_register_move_cost, ira_may_move_out_cost and
22129 ira_may_move_in_cost.
22130 (record_address_regs): Don't call ira_init_register_move_cost.
22131 Use function ira_get_may_move_cost instead of global
22132 ira_may_move_in_cost.
22133 (process_bb_node_for_hard_reg_moves): Use function
22134 ira_get_register_move_cost instead of global ira_register_move_cost.
22135 (ira_costs): Don't call ira_init_register_move_cost.
22137 2009-04-16 Richard Guenther <rguenther@suse.de>
22139 * tree-cfg.c (verify_gimple_assign_binary):
22140 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22141 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22142 (create_general_new_stmt): Note that this function is broken.
22144 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22146 * common.opt (fhelp): Add Var(help_flag).
22147 * gcc-plugin.h (plugin_info): Add help.
22148 * plugin.c (plugin_name_args): Add help.
22149 (register_plugin_info): Set plugin->help.
22150 (print_help_one_plugin): New.
22151 (print_plugins_help): New.
22152 * plugin.h (print_plugins_help): New.
22153 * toplev.c (toplev_main): Call print_plugins_help if needed.
22155 2009-04-16 Richard Guenther <rguenther@suse.de>
22157 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22158 (gimple_ior_addresses_taken_1): New function.
22159 (gimple_ior_addresses_taken): Likewise.
22160 * gimple.h (struct gimple_statement_with_ops_base): Remove
22161 addresses_taken member.
22162 (gimple_ior_addresses_taken): Declare.
22163 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22164 gimple_set_addresses_taken): Remove.
22165 * ipa-reference.c (mark_address): New function.
22166 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22167 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22168 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22169 (gimple_add_to_addresses_taken): Remove.
22170 (get_tmr_operands): Call mark_address_taken.
22171 (get_asm_expr_operands): Likewise.
22172 (get_expr_operands): Likewise.
22173 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22174 (free_stmt_operands): Do not free it.
22175 * tree-ssa.c (delete_tree_ssa): Likewise.
22176 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22178 2009-04-16 Richard Guenther <rguenther@suse.de>
22180 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22181 (walk_stmt_load_store_ops): Likewise.
22182 * gimple.c (get_base_loadstore): New function.
22183 (walk_stmt_load_store_addr_ops): Likewise.
22184 (walk_stmt_load_store_ops): Likewise.
22185 * ipa-pure-const.c (check_op): Simplify.
22186 (check_load, check_store): New functions.
22187 (check_stmt): Use walk_stmt_load_store_ops.
22188 * ipa-reference.c (mark_load): Adjust signature.
22189 (mark_store): Likewise.
22190 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22192 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22194 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22195 (plugin_info): New.
22196 * opts.c (common_handle_option): Don't call print_version.
22197 * plugin.c (plugin_name_args): Add version.
22198 (register_plugin_info): New.
22199 (register_callback): Handle PLUGIN_INFO.
22200 (try_init_one_plugin): New.
22201 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22203 (finalize_one_plugin): New.
22204 (finalize_plugins): New.
22205 (print_one_plugin): New.
22206 (print_plugins_versions): New.
22207 * plugin.h (print_plugins_versions): New.
22208 (finalize_plugins): New.
22209 * toplev.c (compile_file): Don't call initialize_plugins.
22210 (print_version): Call print_plugins_versions.
22211 (toplev_main): Call initialize_plugins. Print version if needed.
22212 Call finalize_plugins.
22214 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22216 * common.opt (fversion): New.
22217 * gcc.c (print_version): New.
22218 (process_command): Don't print the version. Just set print_version.
22219 (main): Print version. Call subprocesses if print_version and
22220 verbose_flag are set.
22221 * opts.c (common_handle_option): Handle OPT_fversion.
22223 2009-04-16 Richard Guenther <rguenther@suse.de>
22224 Ira Rosen <irar@il.ibm.com>
22226 PR tree-optimization/39698
22227 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22228 type of the reduction variable. Only generate the def if
22231 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22232 make sure to first convert to an integer of the same precision.
22233 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22234 the type of the evolution correctly in computing the new
22235 induction variable base.
22237 2009-04-16 Richard Guenther <rguenther@suse.de>
22239 PR middle-end/39625
22240 * tree-cfg.c (make_blocks): Split statements with to-be
22241 abnormal SSA names on the lhs.
22243 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22245 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22246 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22247 * c-typeck.c (really_start_incremental_init): Likewise.
22248 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22249 (TARGET_INITIALIZER): Remove it.
22250 * target.h (struct target): Remove vector_opaque_p.
22251 * tree.c (build_opaque_vector_type): New.
22252 * tree.h (TYPE_VECTOR_OPAQUE): New.
22253 (build_opaque_vector_type): Declare.
22254 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22255 * config/rs6000/rs6000.c (build_opaque_vector_type,
22256 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22257 (rs6000_init_builtins): Use build_opaque_vector_type for
22258 opaque_V4SI_type_node.
22260 2009-04-15 Catherine Moore <clm@codesourcery.com>
22262 * debug.h (set_name): Declare.
22263 * dwarf2out.c (dwarf2out_set_name): Declare.
22264 (dwarf2_debug_hooks): Add set_name.
22265 (find_AT_string): New.
22266 (add_AT_string): Call find_AT_string.
22267 (dwarf2out_set_name): New.
22268 * cp/decl.c (grokdeclarator): Call set_name.
22269 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22270 * debug.c (do_nothing_debug_hooks): Likewise.
22271 * dbxout.c (dbx_debug_hooks): Likewise.
22272 * sdbout.c (sdb_debug_hooks): Likewise.
22274 2009-04-15 Michael Eager <eager@eagercon.com>
22276 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22277 reg for single-precision FPU.
22278 * config/rs6000/rs6000.md (movsi_internal1): Only for
22279 !TARGET_SINGLE_FPU.
22280 (movsi_internal1_single): New. Add pattern to move SI values to/from
22281 single-precision FP regs.
22283 2009-04-15 Richard Guenther <rguenther@suse.de>
22285 * omp-low.c (lower_rec_input_clauses): Build correct address
22287 (expand_omp_for_generic): Fix multiplication type.
22288 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22289 (generate_memset_zero): Fix types.
22290 * tree-profile.c (prepare_instrumented_value): Correctly
22293 2009-04-15 Ian Lance Taylor <iant@google.com>
22295 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22296 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22297 for -Wall and for -Wc++-compat.
22298 (c_common_post_options): For C++, set warn_enum_compare if not
22300 * c-tree.h (struct c_expr): Add field original_type.
22301 (build_external_ref): Update declaration.
22302 * c-parser.c (c_parser_braced_init): Set original_type.
22303 (c_parser_initelt): Likewise.
22304 (c_parser_expr_no_commas): Likewise.
22305 (c_parser_conditional_expression): Likewise.
22306 (c_parser_cast_expression): Likewise.
22307 (c_parser_unary_expression): Likewise. Pull setting of
22308 original_code to top of function.
22309 (c_parser_sizeof_expression): Set original_type.
22310 (c_parser_alignof_expression): Likewise.
22311 (c_parser_postfix_expression): Likewise. Pull setting of
22312 original_code to top of function.
22313 (c_parser_postfix_expression_after_paren_type): Set original_type.
22314 (c_parser_postfix_expression_after_primary): Likewise.
22315 (c_parser_expression): Likewise.
22316 * c-typeck.c (build_external_ref): Add type parameter. Change all
22318 (c_expr_sizeof_expr): Set original_type field.
22319 (parser_build_unary_op): Likewise.
22320 (parser_build_binary_op): Likewise. Optionally warn about
22321 comparisons of enums of different types.
22322 (digest_init): Set original_type field.
22323 (really_start_incremental_init): Likewise.
22324 (push_init_level, pop_init_level): Likewise.
22325 * doc/invoke.texi (Warning Options): -Wenum-compare now
22328 2009-04-15 Richard Guenther <rguenther@suse.de>
22330 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22331 out a necessary conversion.
22332 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22333 names we didn't value number.
22334 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22336 2009-04-15 Richard Guenther <rguenther@suse.de>
22338 PR tree-optimization/39764
22339 * tree-ssa-ccp.c (get_value): Canonicalize value with
22340 canonicalize_float_value.
22342 2009-04-15 Jan Hubicka <jh@suse.cz>
22344 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22345 Wrong version of patch.
22347 2009-04-15 Jan Hubicka <jh@suse.cz>
22349 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22351 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22353 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22354 our distinct integral and vector types.
22356 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22358 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22359 * init.c (build_vtbl_address): Remove call to assemble_external.
22361 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22363 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22364 output for other floating point modes.
22366 2009-04-14 Diego Novillo <dnovillo@google.com>
22368 * diagnostic.c (diagnostic_report_diagnostic): Do not
22369 warn about loaded plugins for DK_ERROR and DK_WARNING.
22370 * c-decl.c (declspecs_add_type): Move call to
22371 invoke_plugin_callbacks ...
22372 * c-parser.c (c_parser_declspecs): ... here.
22373 * plugin.c (dump_active_plugins): Tidy output.
22375 2009-04-14 Diego Novillo <dnovillo@google.com>
22376 Le-Chun Wu <lcwu@google.com>
22378 * configure.ac: Add --enable-plugin support.
22379 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22380 * Makefile.in (PLUGIN_H): Define.
22381 Export ENABLE_PLUGIN and GMPINC to site.exp.
22382 Add PLUGINLIBS to link command.
22383 Add/modify dependencies for plugin.o and files including plugin.h.
22385 * config.in: Regenerate.
22387 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22390 2009-04-14 Le-Chun Wu <lcwu@google.com>
22392 * tree-pass.h (register_one_dump_file): Add a prototype for
22393 register_one_dump_file.
22394 * toplev.c (compile_file): Call initialize_plugins.
22395 (do_compile): Call invoke_plugin_callbacks.
22396 (toplev_main): Call invoke_plugin_callbacks.
22397 * common.opt: Add -fplugin= and -fplugin-arg-.
22398 * gcc-plugin.h: New public header file for plugins to include.
22399 * plugin.c: New source file.
22400 * plugin.h: New internal header file.
22401 * passes.c (register_one_dump_file): Make it external.
22403 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22405 2009-04-14 Diego Novillo <dnovillo@google.com>
22407 * doc/plugins.texi: New.
22408 * doc/gccint.texi: Add reference to Plugins chapter.
22409 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22410 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22411 loaded plugins, if any.
22412 * timevar.def (TV_PLUGIN_INIT): Define.
22413 (TV_PLUGIN_RUN): Define.
22414 * plugin.c: Include timevar.h
22415 (plugins_active_p): New.
22416 (dump_active_plugins): New.
22417 (debug_active_plugins): New.
22419 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22421 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22423 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22425 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22427 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22428 the same as a minus without a shift.
22430 2009-04-14 Nick Clifton <nickc@redhat.com>
22432 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22433 comparisons with small integers will always produce a short
22436 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22439 2008-12-19 Diego Novillo <dnovillo@google.com>
22441 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22443 2009-04-14 Richard Guenther <rguenther@suse.de>
22445 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22447 (verify_gimple_assign_binary): Likewise. Handle shifts and
22449 (verify_gimple_phi): Print the mismatched argument position.
22450 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22452 (vect_update_init_of_dr): Likewise.
22453 * matrix-reorg.c (transform_access_sites): Do what the
22455 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22457 2009-04-13 Michael Eager <eager@eagercon.com>
22459 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22460 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22461 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22462 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22463 remove duplicate config
22465 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22467 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22468 file_name:line_number type locator of the call site.
22470 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22472 * genautomata.c: Put blank after comma.
22473 (automaton_decls): New.
22474 (struct unit_usage): Add comments to member next.
22475 (store_alt_unit_usage): Keep the list ordered.
22476 (unit_present_on_list_p, equal_alternatives_p): New.
22477 (check_regexp_units_distribution): Check units distribution
22478 correctness correctly.
22479 (main): Don't write automata if error is found. Return correct
22482 * config/m68k/cf.md (cfv4_ds): Remove.
22483 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22484 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22486 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22487 power4-load-ext, power4-store, power4-store-update,
22488 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22489 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22490 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22491 power4-sqrt, power4-isync): Modify reservation to make correct
22492 unit distribution to automata.
22494 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22495 power5-store-update, power5-two, power5-three, power5-lmul,
22496 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22498 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22500 * except.c (pass_set_nothrow_function_flags): Set name and add
22502 (set_nothrow_function_flags): Mention in the dump file when
22503 changing a function to nothrow.
22505 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22508 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22509 instead of unsigned long.
22511 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22513 * config/arm/arm.c (return_used_this_function): Remove.
22514 (arm_output_function_prologue): Remove use of
22515 return_used_this_function.
22516 (output_return_instruction): Replace use of
22517 return_used_this_function
22518 by cfun->machine->return_used_this_function.
22519 (arm_output_epilogue): Likewise.
22520 (arm_output_function_epilogue): Likewise.
22521 (thumb_unexpanded_epilogue): Likewise.
22522 * config/arm/arm.h (struct machine_function):
22523 New member return_used_this_function.
22525 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22527 * doc/install.texi: Correct description of default directory for
22528 --with-gxx-include-dir.
22530 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22532 * fold-const.c (build_range_check): Properly deal with enumeral and
22533 boolean base types.
22535 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22537 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22538 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22539 * params.h (MAX_GCSE_PASSES): Remove.
22540 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22541 in sequence. Remove ability to run multiple passes.
22542 (bypass_jumps): Report run as third CPROP pass.
22544 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22546 PR middle-end/39651
22547 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22548 when deciding whether the whole SEQUENCE can throw.
22550 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22553 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22554 offseted label references.
22556 2009-04-11 Jan Hubicka <jh@suse.cz>
22558 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22560 2009-04-11 Richard Guenther <rguenther@suse.de>
22562 PR middle-end/39732
22563 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22564 return variables as TREE_ADDRESSABLE.
22566 2009-04-11 Richard Guenther <rguenther@suse.de>
22568 PR tree-optimization/39713
22569 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22570 reference trees have SSA_NAME operands.
22572 2009-04-11 Richard Guenther <rguenther@suse.de>
22575 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22576 address expressions.
22578 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22580 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22581 match changes in Cygwin 1.7
22582 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22583 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22585 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22587 PR tree-optimization/39701
22588 * doc/invoke.texi (Optimization Options): Document change in
22589 meaning and initialization of -fdelete-null-pointer-checks.
22591 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22593 PR middle-end/39701
22594 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22596 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22599 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22601 2009-04-10 Chao-ying Fu <fu@mips.com>
22603 * doc/tm.texi (Instruction Output): Document
22604 TARGET_ASM_FINAL_POSTSCAN_INSN.
22605 * target.h (final_postscan_insn): New field in asm_out.
22606 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22607 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22608 * final.c (final_scan_insn): Call
22609 targetm.asm_out.final_postscan_insn after outputting
22610 an asm macro and a normal instruction.
22612 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22613 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22614 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22615 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22616 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22618 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22620 PR middle-end/39701
22621 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22622 variables as non-NULL even with -fdelete-null-pointer-checks.
22624 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22626 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22628 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22631 * config/i386/i386.c (classify_argument): Handle SCmode with
22632 (bit_offset % 64) != 0.
22634 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22636 * doc/invoke.texi (Optimize Options): Add cross-reference to
22637 -Q --help=optimizers examples.
22639 2009-04-10 Ben Elliston <bje@au.ibm.com>
22642 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22643 regalign for the reg == fpr and TDmode case.
22645 2009-04-09 David Ayers <ayers@fsfe.org>
22648 * objc/objc-act.c (warn_with_method): Remove helper function.
22649 (check_duplicates): Call warning and inform directly.
22650 (really_start_method): Likewise.
22652 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22654 * expmed.c (expand_divmod): Always use a comparison for a division
22655 by a large unsigned integer.
22657 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22658 for things others than variables or functions as nonzero.
22660 2009-04-09 Nick Clifton <nickc@redhat.com>
22662 * unwind-compat.c: Change copyright header to refer to version
22663 3 of the GNU General Public License with version 3.1 of the
22664 GCC Runtime Library Exception and to point readers at the
22665 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22666 * config/alpha/crtfastmath.c: Likewise.
22667 * config/alpha/linux-unwind.h: Likewise.
22668 * config/alpha/qrnnd.asm: Likewise.
22669 * config/alpha/vms-crt0-64.c: Likewise.
22670 * config/alpha/vms-crt0.c: Likewise.
22671 * config/alpha/vms-dwarf2.asm: Likewise.
22672 * config/alpha/vms-dwarf2eh.asm: Likewise.
22673 * config/alpha/vms-psxcrt0-64.c: Likewise.
22674 * config/alpha/vms-psxcrt0.c: Likewise.
22675 * config/alpha/vms_tramp.asm: Likewise.
22676 * config/arc/initfini.c: Likewise.
22677 * config/arc/lib1funcs.asm: Likewise.
22678 * config/arm/bpabi-v6m.S: Likewise.
22679 * config/arm/bpabi.S: Likewise.
22680 * config/arm/bpabi.c: Likewise.
22681 * config/arm/crti.asm: Likewise.
22682 * config/arm/crtn.asm: Likewise.
22683 * config/arm/ieee754-df.S: Likewise.
22684 * config/arm/ieee754-sf.S: Likewise.
22685 * config/arm/lib1funcs.asm: Likewise.
22686 * config/arm/libunwind.S: Likewise.
22687 * config/arm/linux-atomic.c: Likewise.
22688 * config/arm/mmintrin.h: Likewise.
22689 * config/arm/pr-support.c: Likewise.
22690 * config/arm/unaligned-funcs.c: Likewise.
22691 * config/arm/unwind-arm.c: Likewise.
22692 * config/arm/unwind-arm.h: Likewise.
22693 * config/avr/libgcc.S: Likewise.
22694 * config/bfin/crti.s: Likewise.
22695 * config/bfin/crtlibid.s: Likewise.
22696 * config/bfin/crtn.s: Likewise.
22697 * config/bfin/lib1funcs.asm: Likewise.
22698 * config/bfin/linux-unwind.h: Likewise.
22699 * config/cris/arit.c: Likewise.
22700 * config/cris/cris_abi_symbol.c: Likewise.
22701 * config/darwin-64.c: Likewise.
22702 * config/darwin-crt2.c: Likewise.
22703 * config/darwin-crt3.c: Likewise.
22704 * config/darwin.h: Likewise.
22705 * config/dbxelf.h: Likewise.
22706 * config/dfp-bit.c: Likewise.
22707 * config/dfp-bit.h: Likewise.
22708 * config/elfos.h: Likewise.
22709 * config/fixed-bit.c: Likewise.
22710 * config/fixed-bit.h: Likewise.
22711 * config/fp-bit.c: Likewise.
22712 * config/fp-bit.h: Likewise.
22713 * config/fr30/crti.asm: Likewise.
22714 * config/fr30/crtn.asm: Likewise.
22715 * config/fr30/lib1funcs.asm: Likewise.
22716 * config/freebsd-spec.h: Likewise.
22717 * config/frv/cmovd.c: Likewise.
22718 * config/frv/cmovh.c: Likewise.
22719 * config/frv/cmovw.c: Likewise.
22720 * config/frv/frvbegin.c: Likewise.
22721 * config/frv/frvend.c: Likewise.
22722 * config/frv/lib1funcs.asm: Likewise.
22723 * config/glibc-stdint.h: Likewise.
22724 * config/h8300/clzhi2.c: Likewise.
22725 * config/h8300/crti.asm: Likewise.
22726 * config/h8300/crtn.asm: Likewise.
22727 * config/h8300/ctzhi2.c: Likewise.
22728 * config/h8300/fixunssfsi.c: Likewise.
22729 * config/h8300/lib1funcs.asm: Likewise.
22730 * config/h8300/parityhi2.c: Likewise.
22731 * config/h8300/popcounthi2.c: Likewise.
22732 * config/i386/ammintrin.h: Likewise.
22733 * config/i386/att.h: Likewise.
22734 * config/i386/avxintrin.h: Likewise.
22735 * config/i386/biarch64.h: Likewise.
22736 * config/i386/bmmintrin.h: Likewise.
22737 * config/i386/cpuid.h: Likewise.
22738 * config/i386/cross-stdarg.h: Likewise.
22739 * config/i386/crtfastmath.c: Likewise.
22740 * config/i386/crtprec.c: Likewise.
22741 * config/i386/cygming-crtbegin.c: Likewise.
22742 * config/i386/cygming-crtend.c: Likewise.
22743 * config/i386/cygwin.asm: Likewise.
22744 * config/i386/emmintrin.h: Likewise.
22745 * config/i386/gmm_malloc.h: Likewise.
22746 * config/i386/gthr-win32.c: Likewise.
22747 * config/i386/i386.h: Likewise.
22748 * config/i386/immintrin.h: Likewise.
22749 * config/i386/linux-unwind.h: Likewise.
22750 * config/i386/linux64.h: Likewise.
22751 * config/i386/mm3dnow.h: Likewise.
22752 * config/i386/mmintrin-common.h: Likewise.
22753 * config/i386/mmintrin.h: Likewise.
22754 * config/i386/nmmintrin.h: Likewise.
22755 * config/i386/pmm_malloc.h: Likewise.
22756 * config/i386/pmmintrin.h: Likewise.
22757 * config/i386/smmintrin.h: Likewise.
22758 * config/i386/sol2-c1.asm: Likewise.
22759 * config/i386/sol2-ci.asm: Likewise.
22760 * config/i386/sol2-cn.asm: Likewise.
22761 * config/i386/sol2-gc1.asm: Likewise.
22762 * config/i386/tmmintrin.h: Likewise.
22763 * config/i386/unix.h: Likewise.
22764 * config/i386/w32-unwind.h: Likewise.
22765 * config/i386/wmmintrin.h: Likewise.
22766 * config/i386/x86-64.h: Likewise.
22767 * config/i386/x86intrin.h: Likewise.
22768 * config/i386/xmmintrin.h: Likewise.
22769 * config/ia64/crtbegin.asm: Likewise.
22770 * config/ia64/crtend.asm: Likewise.
22771 * config/ia64/crtfastmath.c: Likewise.
22772 * config/ia64/crti.asm: Likewise.
22773 * config/ia64/crtn.asm: Likewise.
22774 * config/ia64/fde-glibc.c: Likewise.
22775 * config/ia64/lib1funcs.asm: Likewise.
22776 * config/ia64/linux-unwind.h: Likewise.
22777 * config/ia64/quadlib.c: Likewise.
22778 * config/ia64/unwind-ia64.c: Likewise.
22779 * config/linux.h: Likewise.
22780 * config/m32c/m32c-lib1.S: Likewise.
22781 * config/m32c/m32c-lib2-trapv.c: Likewise.
22782 * config/m32c/m32c-lib2.c: Likewise.
22783 * config/m32r/initfini.c: Likewise.
22784 * config/m68hc11/larith.asm: Likewise.
22785 * config/m68hc11/m68hc11-crt0.S: Likewise.
22786 * config/m68k/cf.md: Likewise.
22787 * config/m68k/crti.s: Likewise.
22788 * config/m68k/crtn.s: Likewise.
22789 * config/m68k/lb1sf68.asm: Likewise.
22790 * config/m68k/linux-unwind.h: Likewise.
22791 * config/mcore/crti.asm: Likewise.
22792 * config/mcore/crtn.asm: Likewise.
22793 * config/mcore/lib1.asm: Likewise.
22794 * config/mips/linux-unwind.h: Likewise.
22795 * config/mips/loongson.h: Likewise.
22796 * config/mips/mips16.S: Likewise.
22797 * config/mmix/crti.asm: Likewise.
22798 * config/mmix/crtn.asm: Likewise.
22799 * config/pa/fptr.c: Likewise.
22800 * config/pa/hpux-unwind.h: Likewise.
22801 * config/pa/lib2funcs.asm: Likewise.
22802 * config/pa/linux-atomic.c: Likewise.
22803 * config/pa/linux-unwind.h: Likewise.
22804 * config/pa/milli64.S: Likewise.
22805 * config/pa/quadlib.c: Likewise.
22806 * config/pa/stublib.c: Likewise.
22807 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22808 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22809 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22810 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22811 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22812 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22813 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22814 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22815 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22816 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22817 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22818 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22819 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22820 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22821 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22822 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22823 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22824 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22825 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22826 * config/rs6000/750cl.h: Likewise.
22827 * config/rs6000/altivec.h: Likewise.
22828 * config/rs6000/biarch64.h: Likewise.
22829 * config/rs6000/crtresfpr.asm: Likewise.
22830 * config/rs6000/crtresgpr.asm: Likewise.
22831 * config/rs6000/crtresxfpr.asm: Likewise.
22832 * config/rs6000/crtresxgpr.asm: Likewise.
22833 * config/rs6000/crtsavfpr.asm: Likewise.
22834 * config/rs6000/crtsavgpr.asm: Likewise.
22835 * config/rs6000/darwin-asm.h: Likewise.
22836 * config/rs6000/darwin-fallback.c: Likewise.
22837 * config/rs6000/darwin-fpsave.asm: Likewise.
22838 * config/rs6000/darwin-ldouble.c: Likewise.
22839 * config/rs6000/darwin-tramp.asm: Likewise.
22840 * config/rs6000/darwin-unwind.h: Likewise.
22841 * config/rs6000/darwin-vecsave.asm: Likewise.
22842 * config/rs6000/darwin-world.asm: Likewise.
22843 * config/rs6000/e500crtres32gpr.asm: Likewise.
22844 * config/rs6000/e500crtres64gpr.asm: Likewise.
22845 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22846 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22847 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22848 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22849 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22850 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22851 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22852 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22853 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22854 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22855 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22856 * config/rs6000/eabi-ci.asm: Likewise.
22857 * config/rs6000/eabi-cn.asm: Likewise.
22858 * config/rs6000/eabi.asm: Likewise.
22859 * config/rs6000/linux-unwind.h: Likewise.
22860 * config/rs6000/linux64.h: Likewise.
22861 * config/rs6000/paired.h: Likewise.
22862 * config/rs6000/paired.md: Likewise.
22863 * config/rs6000/ppc64-fp.c: Likewise.
22864 * config/rs6000/ppu_intrinsics.h: Likewise.
22865 * config/rs6000/rs6000.h: Likewise.
22866 * config/rs6000/si2vmx.h: Likewise.
22867 * config/rs6000/sol-ci.asm: Likewise.
22868 * config/rs6000/sol-cn.asm: Likewise.
22869 * config/rs6000/spe.h: Likewise.
22870 * config/rs6000/spu2vmx.h: Likewise.
22871 * config/rs6000/sysv4.h: Likewise.
22872 * config/rs6000/tramp.asm: Likewise.
22873 * config/rs6000/vec_types.h: Likewise.
22874 * config/s390/linux-unwind.h: Likewise.
22875 * config/s390/tpf-unwind.h: Likewise.
22876 * config/score/crti.asm: Likewise.
22877 * config/score/crtn.asm: Likewise.
22878 * config/sh/crt1.asm: Likewise.
22879 * config/sh/crti.asm: Likewise.
22880 * config/sh/crtn.asm: Likewise.
22881 * config/sh/divtab-sh4-300.c: Likewise.
22882 * config/sh/divtab-sh4.c: Likewise.
22883 * config/sh/divtab.c: Likewise.
22884 * config/sh/lib1funcs-4-300.asm: Likewise.
22885 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22886 * config/sh/lib1funcs.asm: Likewise.
22887 * config/sh/lib1funcs.h: Likewise.
22888 * config/sh/linux-atomic.asm: Likewise.
22889 * config/sh/linux-unwind.h: Likewise.
22890 * config/sh/shmedia.h: Likewise.
22891 * config/sh/sshmedia.h: Likewise.
22892 * config/sh/ushmedia.h: Likewise.
22893 * config/sparc/crtfastmath.c: Likewise.
22894 * config/sparc/linux-unwind.h: Likewise.
22895 * config/sparc/sol2-c1.asm: Likewise.
22896 * config/sparc/sol2-ci.asm: Likewise.
22897 * config/sparc/sol2-cn.asm: Likewise.
22898 * config/spu/divmodti4.c: Likewise.
22899 * config/spu/divv2df3.c: Likewise.
22900 * config/spu/float_disf.c: Likewise.
22901 * config/spu/float_unsdidf.c: Likewise.
22902 * config/spu/float_unsdisf.c: Likewise.
22903 * config/spu/float_unssidf.c: Likewise.
22904 * config/spu/mfc_multi_tag_release.c: Likewise.
22905 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22906 * config/spu/mfc_tag_release.c: Likewise.
22907 * config/spu/mfc_tag_reserve.c: Likewise.
22908 * config/spu/mfc_tag_table.c: Likewise.
22909 * config/spu/multi3.c: Likewise.
22910 * config/spu/spu_internals.h: Likewise.
22911 * config/spu/spu_intrinsics.h: Likewise.
22912 * config/spu/spu_mfcio.h: Likewise.
22913 * config/spu/vec_types.h: Likewise.
22914 * config/spu/vmx2spu.h: Likewise.
22915 * config/stormy16/stormy16-lib2.c: Likewise.
22916 * config/svr4.h: Likewise.
22917 * config/sync.c: Likewise.
22918 * config/v850/lib1funcs.asm: Likewise.
22919 * config/vxlib-tls.c: Likewise.
22920 * config/vxlib.c: Likewise.
22921 * config/vxworks-dummy.h: Likewise.
22922 * config/xtensa/crti.asm: Likewise.
22923 * config/xtensa/crtn.asm: Likewise.
22924 * config/xtensa/ieee754-df.S: Likewise.
22925 * config/xtensa/ieee754-sf.S: Likewise.
22926 * config/xtensa/lib1funcs.asm: Likewise.
22927 * config/xtensa/lib2funcs.S: Likewise.
22928 * config/xtensa/linux-unwind.h: Likewise.
22929 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22930 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22931 * coretypes.h: Likewise.
22932 * crtstuff.c: Likewise.
22933 * defaults.h: Likewise.
22934 * dwarf2.h: Likewise.
22935 * emutls.c: Likewise.
22936 * gbl-ctors.h: Likewise.
22937 * gcov-io.h: Likewise.
22938 * ginclude/float.h: Likewise.
22939 * ginclude/iso646.h: Likewise.
22940 * ginclude/stdarg.h: Likewise.
22941 * ginclude/stdbool.h: Likewise.
22942 * ginclude/stddef.h: Likewise.
22943 * ginclude/stdfix.h: Likewise.
22944 * ginclude/stdint-gcc.h: Likewise.
22945 * ginclude/tgmath.h: Likewise.
22946 * gthr-aix.h: Likewise.
22947 * gthr-dce.h: Likewise.
22948 * gthr-gnat.c: Likewise.
22949 * gthr-gnat.h: Likewise.
22950 * gthr-lynx.h: Likewise.
22951 * gthr-mipssde.h: Likewise.
22952 * gthr-nks.h: Likewise.
22953 * gthr-posix.c: Likewise.
22954 * gthr-posix.h: Likewise.
22955 * gthr-posix95.h: Likewise.
22956 * gthr-rtems.h: Likewise.
22957 * gthr-single.h: Likewise.
22958 * gthr-solaris.h: Likewise.
22959 * gthr-tpf.h: Likewise.
22960 * gthr-vxworks.h: Likewise.
22961 * gthr-win32.h: Likewise.
22962 * gthr.h: Likewise.
22963 * libgcc2.c: Likewise.
22964 * libgcc2.h: Likewise.
22965 * libgcov.c: Likewise.
22966 * tsystem.h: Likewise.
22967 * typeclass.h: Likewise.
22968 * unwind-c.c: Likewise.
22969 * unwind-compat.h: Likewise.
22970 * unwind-dw2-fde-compat.c: Likewise.
22971 * unwind-dw2-fde-darwin.c: Likewise.
22972 * unwind-dw2-fde-glibc.c: Likewise.
22973 * unwind-dw2-fde.c: Likewise.
22974 * unwind-dw2-fde.h: Likewise.
22975 * unwind-dw2.c: Likewise.
22976 * unwind-dw2.h: Likewise.
22977 * unwind-generic.h: Likewise.
22978 * unwind-pe.h: Likewise.
22979 * unwind-sjlj.c: Likewise.
22980 * unwind.inc: Likewise.
22981 * config/arm/neon-gen.ml: Change generated copyright header to
22982 refer to version 3 of the GNU General Public License with
22983 version 3.1 of the GCC Runtime Library Exception and to point
22984 readers at the COPYING3 and COPYING3.RUNTIME files and the
22985 FSF's license web page.
22986 * config/arm/arm_neon.h: Regenerate.
22988 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22990 * config/cris/cris.md: Change copyright header to refer to version
22991 3 of the GNU General Public License.
22992 * doc/install.texi2html: Change copyright header to refer to version
22993 3 of the GNU General Public License and to point readers at the
22994 COPYING3 file and the FSF's license web page.
22995 * config/vax/linux.h: Likewise.
22997 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22999 * config/i386/i386.md (cmpcc): New.
23000 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23001 (sync_compare_and_swap_cc*): Delete.
23003 * config/s390/s390.c (s390_compare_emitted): Remove.
23004 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23005 s390_compare_emitted used to be handled. Assert that modes match.
23006 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23007 refer to sync_compare_and_swap_ccsi.
23008 * config/s390/s390.h (s390_compare_emitted): Remove.
23009 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23010 instead of s390_compare_emitted.
23011 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23012 instead of s390_compare_emitted.
23013 * config/s390/s390.md (cmpcc): New.
23014 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23015 CC_REGNUM, do not pretend it's set.
23016 (sync_compare_and_swap_cc*): Delete.
23017 * config/s390/predicates.md (cc_reg_operand): New.
23019 * expr.c (sync_compare_and_swap_cc): Delete.
23020 * optabs.h (sync_compare_and_swap_cc): Delete.
23021 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23022 is being used with can_compare_p.
23023 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23024 (find_cc_set): New.
23025 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23026 look for a MODE_CC set instead. Use emit_store_flag.
23027 (expand_compare_and_swap_loop): Likewise, with some additional
23028 complication to avoid a force_reg when useless. Use
23029 emit_cmp_and_jump_insns.
23030 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23031 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23032 sync_compare_and_swap documentation.
23034 2009-04-09 Jan Hubicka <jh@suse.cz>
23036 * except.c (find_prev_try): Break out from ....
23037 (duplicate_eh_regions): ... here; properly update prev_try pointers
23038 when duplication part of tree.
23039 (dump_eh_tree): Improve dumping.
23040 (verify_eh_region): New.
23041 (verify_eh_tree): Use it.
23043 2009-04-06 Richard Guenther <rguenther@suse.de>
23045 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23046 &ARRAY addresses by adjusting their types and prepending
23048 * tree-cfg.c (verify_gimple_assign_single): Verify that
23049 addresses are correct.
23051 2009-04-09 Richard Guenther <rguenther@suse.de>
23053 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23054 indices into an array reference if possible.
23055 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23056 Fold POINTER_PLUS_EXPR statements with invariant address.
23058 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23061 * config.gcc (powerpc64-*-linux*): Always build biarch.
23063 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23066 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23067 it and pedwarn if this results in an INTEGER_CST.
23069 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23071 * doc/install.texi: Update minimum GMP version. Remove obsolete
23072 text in MPFR section.
23074 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23076 * dwarf2out.c (class_scope_p): New static inline.
23077 (class_or_namespace_scope_p): Use it.
23078 (gen_variable_die): Use DW_TAG_member tag for static data member
23079 declarations instead of DW_TAG_variable.
23081 PR middle-end/39573
23082 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23085 2009-04-08 Richard Guenther <rguenther@suse.de>
23087 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23088 valueize random data.
23090 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23092 * config.gcc (aix tm_file): Add aix-stdint.h.
23093 (aix tm clause use_gcc_stdint): Set to wrap.
23094 * config/rs6000/aix-stdint.h: New file.
23096 2009-04-08 Richard Guenther <rguenther@suse.de>
23098 PR middle-end/36291
23099 * tree-dfa.c (add_referenced_var): Do not recurse into
23100 global initializers.
23101 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23103 (fold_const_aggregate_ref): Likewise.
23105 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23107 * recog.c (ordered_comparison_operator): New.
23108 * gensupport.c (std_preds): Add it.
23109 * doc/md.texi (Machine-Independent Predicates): Document it.
23111 2009-04-08 Jan Hubicka <jh@suse.cz>
23113 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23114 * function.h (rtl_eh): Remove exception_handler_label_map.
23115 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23116 remove_exception_handler_label, for_each_eh_label_1): Remove.
23117 (rtl_remove_unreachable_regions): Remove.
23118 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23119 (find_exception_handler_labels): Don't build the hashtable.
23120 (maybe_remove_eh_handler): Remove.
23121 (for_each_eh_label): Rewrite to walk the tree.
23122 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23123 * except.h (maybe_remove_eh_handler): Remove.
23124 * passes.c (init_optimization_passes): Schedule second EH cleanup
23126 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23127 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23129 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23131 * genoutput.c (validate_optab_operands): New.
23132 (gen_insn, gen_expand): Call it.
23134 * genflags.c (gen_insn): Detect misused iterators.
23135 (main): Pass line_no to gen_insn, exit with status 1 on error.
23137 * genextract.c (line_no): Make global.
23138 (VEC_safe_set_locstr): Change assertion to error message.
23139 (main): Exit with status 1 on error.
23141 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23145 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23146 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23147 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23148 * c-convert.c (convert): Do not call fold on results of conversion
23149 functions when the result is a C_MAYBE_CONST_EXPR.
23150 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23151 of __builtin_choose_expr.
23152 * c-typeck.c (remove_c_maybe_const_expr): New.
23153 (build_unary_op, build_conditional_expr, build_compound_expr,
23154 build_binary_op, c_objc_common_truthvalue_conversion): Call
23155 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23158 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23160 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23161 CODE to produce a new one. Add a prototype to use fold_convert_const
23163 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23166 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23167 mix declarations and code.
23169 2009-04-08 Ben Elliston <bje@au.ibm.com>
23171 * gcc.c: Replace `CC' with `GCC' throughout.
23173 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23175 * doc/invoke.texi: Document Atom support.
23177 2009-04-07 Jason Merrill <jason@redhat.com>
23180 * c-common.h, c-common.c: Add flag_pretty_templates.
23181 * c-opts.c (c_common_handle_option): Set it.
23182 * c.opt: Add -fno-pretty-templates.
23183 * doc/invoke.texi (C++ Dialect Options): Likewise.
23185 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23187 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23188 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23189 (ia64_expand_builtin): Likewise.
23191 2009-04-07 Martin Jambor <mjambor@suse.cz>
23193 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23194 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23195 ADDR_EXPRS are include too.
23197 2009-04-07 Richard Guenther <rguenther@suse.de>
23199 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23200 decls are only used if passes as parameters or if they are
23201 local statics and the call is not to a builtin.
23202 (call_may_clobber_ref_p_1): Likewise.
23204 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23206 * expr.c (do_store_flag): Remove last argument. Simplify code
23207 to avoid duplication of tests already done by can_compare_p.
23208 (expand_expr_real_1): Adjust caller.
23210 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23212 * optabs.c (can_compare_p): Test the predicate of a
23213 cbranch and cstore pattern.
23215 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23217 * expr.c (convert_move): Use emit_store_flag instead of
23220 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23222 * config/i386/i386.c (ix86_compare_emitted): Remove.
23223 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23224 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23225 * config/i386/i386.h (ix86_compare_emitted): Remove.
23226 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23227 instead of ix86_compare_emitted.
23228 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23230 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23232 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23233 Add t-sysroot-suffix to tmake_file.
23234 * config/print-sysroot-suffix.sh: New file.
23235 * config/t-sysroot-suffix: New file.
23237 2009-04-07 Ben Elliston <bje@au.ibm.com>
23239 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23240 as the latter produces a warning when the target does not support
23243 2009-04-07 Ben Elliston <bje@au.ibm.com>
23245 * dfp.c: Replace type punning assignments with memcpy throughout.
23246 * Makefile.in (dfp.o-warn): Remove.
23248 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23251 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23252 Include soft-fp/t-softfp after rs6000/t-linux64.
23254 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23256 * stor-layout.c (set_sizetype): Use the full precision of their
23257 machine mode for bitsize types.
23259 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23261 * config/i386/i386.md: Revert 2 accidental checkins.
23263 2009-04-06 Joey Ye <joey.ye@intel.com>
23264 Xuepeng Guo <xuepeng.guo@intel.com>
23265 H.J. Lu <hongjiu.lu@intel.com>
23267 Atom pipeline model, tuning and insn selection.
23268 * config.gcc (atom): Add atom config options and target.
23270 * config/i386/atom.md: New.
23272 * config/i386/i386.c (atom_cost): New cost.
23273 (m_ATOM): New macro flag.
23274 (initial_ix86_tune_features): Set m_ATOM.
23275 (x86_accumulate_outgoing_args): Likewise.
23276 (x86_arch_always_fancy_math_387): Likewise.
23277 (processor_target): Add Atom cost.
23278 (cpu_names): Add Atom cpu name.
23279 (override_options): Set Atom ISA.
23280 (ix86_issue_rate): New case PROCESSOR_ATOM.
23281 (ix86_adjust_cost): Likewise.
23283 * config/i386/i386.h (TARGET_ATOM): New target macro.
23284 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23285 (TARGET_OPT_AGU): New target option.
23286 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23287 (processor_type): Add PROCESSOR_ATOM.
23289 * config/i386/i386.md (cpu): Add new value "atom".
23290 (use_carry, movu): New attr.
23291 (atom.md): Include atom.md.
23292 (adddi3_carry_rex64): Set attr "use_carry".
23293 (addqi3_carry): Likewise.
23294 (addhi3_carry): Likewise.
23295 (addsi3_carry): Likewise.
23296 (*addsi3_carry_zext): Likewise.
23297 (subdi3_carry_rex64): Likewise.
23298 (subqi3_carry): Likewise.
23299 (subhi3_carry): Likewise.
23300 (subsi3_carry): Likewise.
23301 (x86_movdicc_0_m1_rex64): Likewise.
23302 (*x86_movdicc_0_m1_se): Likewise.
23303 (x86_movsicc_0_m1): Likewise.
23304 (*x86_movsicc_0_m1_se): Likewise.
23305 (*adddi_1_rex64): Emit add insn as much as possible.
23306 (*addsi_1): Likewise.
23307 (return_internal): Set atom_unit.
23308 (return_internal_long): Likewise.
23309 (return_pop_internal): Likewise.
23310 (*rcpsf2_sse): Set atom_sse_attr attr.
23311 (*qrt<mode>2_sse): Likewise.
23312 (*prefetch_sse): Likewise.
23314 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23316 (ix86_target_macros_internal): Likewise.
23318 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23319 (*prefetch_sse_rex): Likewise.
23320 (sse_rcpv4sf2): Likewise.
23321 (sse_vmrcpv4sf2): Likewise.
23322 (sse_sqrtv4sf2): Likewise.
23323 (<sse>_vmsqrt<mode>2): Likewise.
23324 (sse_ldmxcsr): Likewise.
23325 (sse_stmxcsr): Likewise.
23326 (*sse_sfence): Likewise.
23327 (sse2_clflush): Likewise.
23328 (*sse2_mfence): Likewise.
23329 (*sse2_lfence): Likewise.
23330 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23331 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23332 (avx_movdqu<avxmodesuffix>): Likewise.
23333 (avx_lddqu<avxmodesuffix>): Likewise.
23334 (sse2_movntv2di): Change attr "type" to "ssemov".
23335 (sse2_movntsi): Likewise.
23336 (rsqrtv8sf2): Change attr "type" to "sseadd".
23337 (sse3_addsubv2df3): Set attr "atom_unit".
23338 (sse3_h<plusminus_insn>v4sf3): Likewise.
23339 (*sse2_pmaddwd): Likewise.
23340 (*vec_extractv2di_1_rex64): Likewise.
23341 (*vec_extractv2di_1_avx): Likewise.
23342 (sse2_psadbw): Likewise.
23343 (ssse3_phaddwv8hi3): Likewise.
23344 (ssse3_phaddwv4hi3): Likewise.
23345 (ssse3_phadddv4si3): Likewise.
23346 (ssse3_phadddv2si3): Likewise.
23347 (ssse3_phaddswv8hi3): Likewise.
23348 (ssse3_phaddswv4hi3): Likewise.
23349 (ssse3_phsubwv8hi3): Likewise.
23350 (ssse3_phsubwv4hi3): Likewise.
23351 (ssse3_phsubdv4si3): Likewise.
23352 (ssse3_phsubdv2si3): Likewise.
23353 (ssse3_phsubswv8hi3): Likewise.
23354 (ssse3_phsubswv4hi3): Likewise.
23355 (ssse3_pmaddubsw128): Likewise.
23356 (sse3_pmaddubsw: Likewise.
23357 (ssse3_palignrti): Likewise.
23358 (ssse3_palignrdi): Likewise.
23360 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23362 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23364 2009-04-06 Richard Guenther <rguenther@suse.de>
23366 PR tree-optimization/28868
23367 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23368 of which PHI results we inserted.
23369 (insert_into_preds_of_block): Record inserted PHIs.
23370 (eliminate): Eliminate redundant PHI nodes.
23371 (init_pre): Init inserted_phi_names.
23373 2009-04-06 Richard Guenther <rguenther@suse.de>
23375 PR tree-optimization/39643
23376 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23377 IMAGPART_EXPRs of complex constants.
23378 (execute_fold_all_builtins): If we folded a call queue
23379 TODO_update_address_taken.
23381 2009-04-06 Jan Hubicka <jh@suse.cz>
23383 PR middle-end/39659
23384 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23387 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23389 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23391 (ic_invalidate_array): Likewise.
23393 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23395 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23396 alignment for library calls.
23398 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23400 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23401 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23402 * config/i386/mingw-stdint.h: New file.
23404 2009-04-05 Richard Guenther <rguenther@suse.de>
23406 PR tree-optimization/39648
23407 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23408 our &A vs. &A[0] IL deficiencies.
23410 2009-04-04 Jan Hubicka <jh@suse.cz>
23412 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23413 removed toplevel regions.
23414 (sjlj_mark_call_sites): Likewise.
23416 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23418 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23419 (cygwin tm clause use_gcc_stdint): Set to wrap.
23420 * config/i386/cygwin-stdint.h: New file.
23422 2009-04-04 Richard Guenther <rguenther@suse.de>
23424 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23425 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23426 single-argument PHIs if we are in loop-closed SSA form.
23427 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23428 for the pre-condition.
23429 (slpeel_tree_peel_loop_to_edge): Likewise.
23430 (vect_build_loop_niters): Take an optional sequence to append stmts.
23431 (vect_generate_tmps_on_preheader): Likewise.
23432 (vect_do_peeling_for_loop_bound): Take extra guards for the
23434 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23435 the cost model check.
23436 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23437 guards if we are going to peel. Do not apply versioning in that case.
23438 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23439 (vect_do_peeling_for_loop_bound): Likewise.
23440 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23441 loop bound only record extra pre-conditions, do not apply loop
23444 2009-04-04 Richard Guenther <rguenther@suse.de>
23446 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23449 2009-04-04 Jan Hubicka <jh@suse.cz>
23451 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23452 last_basic_block for size of bb->index indexed array.
23453 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23454 compute_out, link_btr_uses, build_btr_def_use_webs,
23455 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23457 2009-04-04 Jan Hubicka <jh@suse.cz>
23459 * except.c (remove_eh_handler_and_replace): Break out from ...
23460 (remove_eh_handler): ... here.
23461 (bring_to_root): New function.
23462 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23463 handled ones, bring others to root of tree.
23465 2009-04-04 Jan Hubicka <jh@suse.cz>
23467 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23468 (all_phis_safe_to_merge): New function.
23469 (update_info): New structure.
23470 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23471 (cleanup_empty_eh): Update SSA if possible.
23473 2009-04-04 Richard Guenther <rguenther@suse.de>
23475 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23476 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23477 (append_vuse): Likewise.
23479 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23481 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23482 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23483 instead of REG_UNSAVED for DW_CFA_undefined.
23484 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23485 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23488 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23491 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23493 2009-04-04 Richard Guenther <rguenther@suse.de>
23495 PR tree-optimization/8781
23496 PR tree-optimization/37892
23497 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23498 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23499 (valueize_refs): Call it for *& valueizations.
23500 (shared_reference_ops_from_ref): Rename to ...
23501 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23502 (shared_reference_ops_from_call): Rename to ...
23503 (valueize_shared_reference_ops_from_call): ... this and valueize.
23504 (vn_reference_lookup): Update.
23505 (visit_reference_op_call): Likewise.
23506 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23507 (eliminate): Value-replace the call address in call statements.
23509 2009-04-04 Richard Guenther <rguenther@suse.de>
23511 PR tree-optimization/39636
23512 * tree-ssa-forwprop.c
23513 (forward_propagate_addr_into_variable_array_index): Check for
23514 GIMPLE_ASSIGN before accessing the rhs code.
23516 2009-04-03 Jason Merrill <jason@redhat.com>
23518 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23520 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23522 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23523 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23524 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23525 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23526 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23527 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23528 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23529 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23530 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23531 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23532 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23533 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23534 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23535 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23536 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23537 Use fr_reg_or_fp01_operand instead of fr_register_operand
23539 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23540 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23541 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23543 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23545 PR rtl-optimization/39607
23546 PR rtl-optimization/39631
23550 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23551 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23552 instead of DF_LR_OUT.
23553 * ira-lives.c (process_bb_node_lives): Ditto.
23554 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23555 instead of DF_LR_{OUT,IN}.
23556 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23557 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23559 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23561 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23562 (execute_lower_omp): Always run but take the short way out if -fopenmp
23564 (gate_lower_omp): Remove, forcing the pass manager to always run the
23565 pass and always set PROP_gimple_lomp.
23566 (pass_lower_omp): Remove gate function.
23567 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23568 PROP_trees. Instead, require it.
23569 * ipa-cp.c (pass_ipa_cp): Likewise.
23570 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23571 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23572 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23573 and PROP_gimple_leh.
23575 2009-04-03 Richard Guenther <rguenther@suse.de>
23577 PR middle-end/13146
23578 PR tree-optimization/23940
23579 PR tree-optimization/33237
23580 PR middle-end/33974
23581 PR middle-end/34093
23582 PR tree-optimization/36201
23583 PR tree-optimization/36230
23584 PR tree-optimization/38049
23585 PR tree-optimization/38207
23586 PR tree-optimization/38230
23587 PR tree-optimization/38301
23588 PR tree-optimization/38585
23589 PR middle-end/38895
23590 PR tree-optimization/38985
23591 PR tree-optimization/39299
23592 * tree-ssa-structalias.h: Remove.
23593 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23594 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23595 (struct vuse_element_d): Remove.
23596 (struct vuse_vec_d): Likewise.
23597 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23598 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23599 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23600 VUSE_ELEMENT_VAR): Likewise.
23601 (struct voptype_d): Likewise.
23602 (NUM_VOP_FREE_BUCKETS): Likewise.
23603 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23604 (struct stmt_operands_d): Remove.
23605 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23606 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23607 VDEF_NUM, VDEF_VECT): Likewise.
23608 (copy_virtual_operands): Remove.
23609 (operand_build_cmp): Likewise.
23610 (create_ssa_artificial_load_stmt): Likewise.
23611 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23612 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23613 vuse_index and mayuse_index members. Pack and move done and iter_type
23614 members to the front.
23615 (SSA_OP_VMAYUSE): Remove.
23616 (SSA_OP_VIRTUAL_USES): Adjust.
23617 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23618 (unlink_stmt_vdef): Declare.
23619 (add_to_addressable_set): Remove.
23620 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23621 (vrp_visit_stmt): Likewise.
23622 * doc/tree-ssa.texi (Alias analysis): Update.
23623 * doc/invoke.texi (max-aliased-vops): Remove docs.
23624 (avg-aliased-vops): Likewise.
23625 * tree-into-ssa.c (syms_to_rename): Remove.
23626 (need_to_update_vops_p): Likewise.
23627 (need_to_initialize_update_ssa_p): Rename to ...
23628 (update_ssa_initialized_fn): ... this. Track function we are
23630 (symbol_marked_for_renaming): Simplify.
23631 (add_new_name_mapping): Do not set need_to_update_vops_p.
23632 (dump_currdefs): Use SYMS_TO_RENAME.
23633 (rewrite_update_stmt): Always walk all uses/defs.
23634 (dump_update_ssa): Adjust.
23635 (init_update_ssa): Take function argument. Track what we are
23637 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23638 (create_new_def_for): Initialize for cfun, assert we are initialized
23640 (mark_sym_for_renaming): Simplify.
23641 (mark_set_for_renaming): Do not initialize update-ssa.
23642 (need_ssa_update_p): Simplify. Take function argument.
23643 (name_mappings_registered_p): Assert we ask for the correct function.
23644 (name_registered_for_update_p): Likewise.
23645 (ssa_names_to_replace): Likewise.
23646 (release_ssa_name_after_update_ssa): Likewise.
23647 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23648 (dump_decl_set): Do not print a newline.
23649 (debug_decl_set): Do it here.
23650 (dump_update_ssa): And here.
23651 * tree-ssa-loop-im.c (move_computations): Adjust.
23652 (movement_possibility): Likewise.
23653 (determine_max_movement): Likewise.
23654 (gather_mem_refs_stmt): Likewise.
23655 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23656 or NAME_MEMORY_TAG.
23657 * tree-complex.c (update_all_vops): Remove.
23658 (expand_complex_move): Adjust.
23659 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23660 Simplify test for memory referencing statement. Exclude
23661 non-invariant ADDR_EXPRs.
23662 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23663 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23664 (rdg_flag_uses): Likewise.
23665 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23667 (tree_optimize_tail_calls_1): Also split the
23668 edge from the entry block if we have degenerate PHI nodes in
23669 the first basic block.
23670 * tree.c (init_ttree): Remove memory-tag related code.
23671 (tree_code_size): Likewise.
23672 (tree_node_structure): Likewise.
23673 (build7_stat): Re-write to be build6_stat.
23674 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23675 (SSA_VAR_P): Adjust.
23676 (struct tree_memory_tag): Remove.
23677 (struct tree_memory_partition_tag): Likewise.
23678 (union tree_node): Adjust.
23679 (build7): Re-write to be build6.
23680 * tree-pass.h (pass_reset_cc_flags): Remove.
23681 (TODO_update_address_taken): New flag.
23682 (pass_simple_dse): Remove.
23683 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23684 * params.h (MAX_ALIASED_VOPS): Remove.
23685 (AVG_ALIASED_VOPS): Likewise.
23686 * omp-low.c (expand_omp_taskreg): Update SSA form.
23687 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23688 aliases the lhs in a copy stmt.
23689 * tree-ssa-dse.c (struct address_walk_data): Remove.
23690 (memory_ssa_name_same): Likewise.
23691 (memory_address_same): Likewise.
23692 (get_kill_of_stmt_lhs): Likewise.
23693 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23694 unused stores. Look through PHI nodes into post-dominated regions.
23695 (dse_optimize_stmt): Simplify. Properly remove stores.
23696 (tree_ssa_dse): Compute dominators.
23697 (execute_simple_dse): Remove.
23698 (pass_simple_dse): Likewise.
23699 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23700 gimple_loaded_syms and gimple_stored_syms computation.
23701 * toplev.c (dump_memory_report): Dump alias and pta stats.
23702 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23703 (vn_reference_eq): Likewise.
23704 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23705 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23706 valueize_vuses): Remove.
23707 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23708 (get_def_ref_stmt_vuse): ... this.
23709 (vn_reference_lookup_2): New function.
23710 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23711 walking equivalent vuses. Simplify.
23712 (vn_reference_lookup): Likewise.
23713 (vn_reference_insert): Likewise.
23714 (vn_reference_insert_pieces): Likewise.
23715 (visit_reference_op_call): Simplify.
23716 (visit_reference_op_load): Likewise.
23717 (visit_reference_op_store): Likewise.
23718 (init_scc_vn): Remove shared_lookup_vuses initialization.
23719 (free_scc_vn): Remove shared_lookup_vuses freeing.
23720 (sort_vuses, sort_vuses_heap): Remove.
23721 (get_ref_from_reference_ops): Export.
23722 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23723 vector with single vuse pointer.
23724 (vn_reference_lookup_pieces, vn_reference_lookup,
23725 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23726 (shared_vuses_from_stmt): Remove.
23727 (get_ref_from_reference_ops): Declare.
23728 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23729 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23730 memory-tag related code.
23731 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23732 (likely_value): Add comment, skip static-chain of call statements.
23733 (surely_varying_stmt_p): Adjust.
23734 (gimplify_and_update_call_from_tree): Likewise.
23735 (execute_fold_all_builtins): Do not rebuild alias info.
23736 (gimplify_and_update_call_from_tree): Properly update VOPs.
23737 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23738 (copy_ref_info): Remove memory-tag related code.
23739 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23740 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23741 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23743 * tree-ssa-dom.c (gimple_p): Remove typedef.
23744 (eliminate_redundant_computations): Adjust.
23745 (record_equivalences_from_stmt): Likewise.
23746 (avail_expr_hash): Likewise.
23747 (avail_expr_eq): Likewise.
23748 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23749 (stmt_makes_single_load): Likewise.
23750 (stmt_makes_single_store): Likewise.
23751 * tree-ssa-alias.c: Rewrite completely.
23752 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23753 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23754 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23755 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23756 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23757 Remove public functions.
23758 (pass_reset_cc_flags): Remove.
23759 (pass_build_alias): Move ...
23760 * tree-ssa-structalias.c (pass_build_alias): ... here.
23761 * tree-ssa-alias.c (may_be_aliased): Move ...
23762 * tree-flow-inline.h (may_be_aliased): ... here.
23763 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23764 count_uses_and_derefs): Move ...
23765 * gimple.c: ... here.
23766 * gimple.h (count_uses_and_derefs): Declare.
23767 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23768 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23769 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23770 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23771 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23772 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23773 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23775 * tree-dfa.c (refs_may_alias_p): Move ...
23776 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23777 * tree-ssa-alias.h: New file.
23778 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23779 (statement_sink_location): Likewise.
23780 * opts.c (decode_options): Do not adjust max-aliased-vops or
23781 avg-aliased-vops values.
23782 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23783 (TV_CALL_CLOBBER): Likewise.
23784 (TV_FLOW_SENSITIVE): Likewise.
23785 (TV_FLOW_INSENSITIVE): Likewise.
23786 (TV_MEMORY_PARTITIONING): Likewise.
23787 (TV_ALIAS_STMT_WALK): New timevar.
23788 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23789 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23790 (get_address_description): Remove memory-tag related code.
23791 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23792 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23793 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23794 and immediate uses in statements. Document.
23795 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23796 (dump_symbols): Remove.
23797 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23798 * alias.c (get_deref_alias_set): New function split out from ...
23799 (get_alias_set): ... here.
23800 * alias.h (get_deref_alias_set): Declare.
23801 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23802 type parameter. Remove restrict pointer handling. Create a
23803 ref-all pointer in case type-based alias sets do not conflict.
23804 (vect_analyze_data_refs): Remove SMT related code.
23805 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23806 (vectorizable_load): Likewise.
23807 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23808 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23809 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23810 Ignore vops and SMTs.
23811 (dr_analyze_alias): Likewise..
23812 (free_data_ref): Likewise.
23813 (create_data_ref): Likewise.
23814 (analyze_all_data_dependences): Likewise.
23815 (get_references_in_stmt): Adjust.
23816 * tree-flow-inline.h (gimple_aliases_computed_p,
23817 gimple_addressable_vars, gimple_call_clobbered_vars,
23818 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23819 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23820 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23821 gimple_mem_ref_stats): Remove.
23822 (gimple_vop): New function.
23823 (op_iter_next_use): Remove vuses and mayuses cases.
23824 (op_iter_next_def): Remove vdefs case.
23825 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23826 (clear_and_done_ssa_iter): Do not set removed fields.
23827 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23828 Assert we are not iterating over vuses or vdefs if not also
23829 iterating over uses or defs.
23830 (op_iter_init_use): Likewise.
23831 (op_iter_init_def): Likewise.
23832 (op_iter_next_vdef): Remove.
23833 (op_iter_next_mustdef): Likewise.
23834 (op_iter_init_vdef): Likewise.
23835 (compare_ssa_operands_equal): Likewise.
23836 (link_use_stmts_after): Handle vuse operand.
23837 (is_call_used): Use is_call_clobbered.
23838 (is_call_clobbered): Global variables are always call clobbered,
23839 query the call-clobbers bitmap.
23840 (mark_call_clobbered): Ignore global variables.
23841 (clear_call_clobbered): Likewise.
23842 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23843 virtual operands sanity check.
23844 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23846 (TARGET_MEM_REF): Remove TMR_TAG operand.
23847 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23848 Remove call-clobber related code.
23849 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23850 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23851 partitions or escape reason.
23852 (get_single_def_stmt, get_single_def_stmt_from_phi,
23853 get_single_def_stmt_with_phi): Remove.
23854 (dump_referenced_vars): Tidy.
23855 (get_ref_base_and_extent): Allow bare decls.
23856 (collect_dfa_stats): Adjust.
23857 * graphite.c (rename_variables_in_stmt): Adjust.
23858 (graphite_copy_stmts_from_block): Likewise.
23859 (translate_clast): Likewise.
23860 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23862 (translate_vuse_through_block): Use the oracle.
23863 (phi_translate_1): Adjust.
23864 (value_dies_in_block_x): Use the oracle. Cache the outcome
23866 (valid_in_sets): Check if the VUSE for
23867 a REFERENCE is available.
23868 (eliminate): Do not remove stmts during elimination,
23869 instead queue and remove them afterwards.
23870 (do_pre): Do not rebuild alias info.
23871 (pass_pre): Run TODO_rebuild_alias before PRE.
23872 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23873 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23874 (mark_all_v_defs_stmt): Remove.
23875 (mark_all_v_defs_seq): Adjust.
23876 (sra_replace): Likewise.
23877 (scalarize_use): Likewise.
23878 (scalarize_copy): Likewise.
23879 (scalarize_init): Likewise.
23880 (scalarize_ldst): Likewise.
23881 (todoflags): Remove.
23882 (tree_sra): Do not rebuild alias info.
23883 (tree_sra_early): Adjust.
23884 (pass_sra): Run TODO_update_address_taken before SRA.
23885 * tree-predcom.c (set_alias_info): Remove.
23886 (prepare_initializers_chain): Do not call it.
23887 (mark_virtual_ops_for_renaming): Adjust.
23888 (mark_virtual_ops_for_renaming_list): Remove.
23889 (initialize_root_vars): Adjust.
23890 (initialize_root_vars_lm): Likewise.
23891 (prepare_initializers_chain): Likewise.
23892 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23893 (may_propagate_copy_into_stmt): Likewise.
23894 (merge_alias_info): Do nothing for now.
23895 (propagate_tree_value_into_stmt): Adjust.
23896 (stmt_may_generate_copy): Likewise.
23897 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23898 not mark symbols for renaming.
23899 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23900 with the same statement, make sure to update the new pointed-to one.
23901 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23902 call statements, do not mark symbols for renaming.
23903 (mark_operand_necessary): Dump something.
23904 (ref_may_be_aliased): New function.
23905 (mark_aliased_reaching_defs_necessary_1): New helper function.
23906 (mark_aliased_reaching_defs_necessary): Likewise.
23907 (mark_all_reaching_defs_necessary_1): Likewise.
23908 (mark_all_reaching_defs_necessary): Likewise.
23909 (propagate_necessity): Do not process virtual PHIs. For
23910 non-aliased loads mark all reaching definitions as necessary.
23911 For aliased loads and stores mark the immediate dominating
23912 aliased clobbers as necessary.
23913 (visited): New global static.
23914 (perform_tree_ssa_dce): Free visited bitmap after propagating
23916 (remove_dead_phis): Perform simple dead virtual PHI removal.
23917 (remove_dead_stmt): Properly unlink virtual operands when
23919 (eliminate_unnecessary_stmts): Schedule PHI removal after
23921 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23922 (process_replaceable): Likewise.
23923 (find_replaceable_in_bb): Likewise.
23924 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23925 based on the single gimple vop.
23926 (verify_flow_insensitive_alias_info): Remove.
23927 (verify_flow_sensitive_alias_info): Likewise.
23928 (verify_call_clobbering): Likewise.
23929 (verify_memory_partitions): Likewise.
23930 (verify_alias_info): Likewise.
23931 (verify_ssa): Adjust..
23932 (execute_update_addresses_taken): Export. Update SSA
23933 manually. Optimize only when optimizing. Use a local bitmap.
23934 (pass_update_address_taken): Remove TODO_update_ssa, add
23936 (pass_update_address_taken): Just use TODO_update_address_taken.
23937 (init_tree_ssa): Do not initialize addressable_vars.
23938 (verify_ssa): Verify new VUSE / VDEF properties.
23939 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23940 Do not call verify_alias_info.
23941 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23942 Do not free the loaded and stored syms bitmaps. Reset the escaped
23943 and callused solutions. Do not free addressable_vars.
23944 Remove memory-tag related code.
23945 (warn_uninitialized_var): Aliases are always available.
23946 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23947 * lambda-code.c (can_put_in_inner_loop): Adjust.
23948 (can_put_after_inner_loop): Likewise.
23949 (perfect_nestify): Likewise.
23950 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23951 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23952 (vectorizable_conversion): Do not mark symbols for renaming.
23953 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23954 (expand_call_inline): Unlink the calls virtual operands before
23956 (tree_function_versioning): Do not call update_ssa if we are not
23957 updating clones. Simplify.
23958 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23959 (propagate_with_phi): Likewise..
23960 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23961 clobber code. Assert we are not aliased or global.
23962 * tree-flow.h: Include tree-ssa-alias.h
23963 (enum escape_type): Remove.
23964 (struct mem_sym_stats_d): Likewise.
23965 (struct mem_ref_stats_d): Likewise.
23966 (struct gimple_df): Add vop member. Remove global_var,
23967 call_clobbered_vars, call_used_vars, addressable_vars,
23968 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23969 escaped and callused members.
23970 (struct ptr_info_def): Remove all members, add points-to solution
23972 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23973 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23974 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23975 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23976 (tree-ssa-alias.o): Likewise.
23977 (toplev.o): Add tree-ssa-alias.h
23978 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23979 * gimple.c (gimple_set_bb): Fix off-by-one error.
23980 (is_gimple_reg): Do not handle memory tags.
23981 (gimple_copy): Also copy virtual operands.
23982 Delay updating the statement. Do not reset loaded and stored syms.
23983 (gimple_set_stored_syms): Remove.
23984 (gimple_set_loaded_syms): Likewise.
23985 (gimple_call_copy_skip_args): Copy the virtual operands
23986 and mark the new statement modified.
23987 * tree-ssa-structalias.c (may_alias_p): Remove.
23988 (set_uids_in_ptset): Take the alias set to prune with as
23989 parameter. Fold in the alias test of may_alias_p.
23990 (compute_points_to_sets): Compute whether a ptr is dereferenced
23991 in a local sbitmap.
23992 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23993 other ADDRESSOF constraints on the lhs.
23994 (get_constraint_for_component_ref): Assert that we don't get
23995 ADDRESSOF constraints from the base of the reference.
23996 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23997 (struct variable_info): Remove collapsed_to member.
23998 (get_varinfo_fc): Remove.
23999 (new_var_info): Do not set collapsed_to.
24000 (dump_constraint): Do not follow cycles.
24001 (dump_constraint_graph): Likewise.
24002 (build_pred_graph): Likewise.
24003 (build_succ_graph): Likewise.
24004 (rewrite_constraints): Likewise.
24005 (do_simple_structure_copy): Remove.
24006 (do_rhs_deref_structure_copy): Remove.
24007 (do_lhs_deref_structure_copy): Remove.
24008 (collapse_rest_of_var): Remove.
24009 (do_structure_copy): Re-implement.
24010 (pta_stats): New global variable.
24011 (dump_pta_stats): New function.
24012 (struct constraint_expr): Make offset signed.
24013 (UNKNOWN_OFFSET): Define special value.
24014 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24015 (solution_set_expand): New helper function split out from ...
24016 (do_sd_constraint): ... here.
24017 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24018 (do_ds_constraint): Likewise.
24019 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24020 and CALLUSED = *CALLUSED.
24021 (set_union_with_increment): Make inc argument signed.
24022 (type_safe): Remove.
24023 (get_constraint_for_ptr_offset): Handle unknown and negative
24025 (first_vi_for_offset): Handle offsets before start. Bail
24026 out early for offsets beyond the variable extent.
24027 (first_or_preceding_vi_for_offset): New function.
24028 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24029 Together with ESCAPED = *ESCAPED this properly computes reachability.
24030 (find_what_var_points_to): New function.
24031 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24032 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24033 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24034 pt_solutions_intersect): New functions.
24035 (compute_call_used_vars): Remove.
24036 (compute_may_aliases): New main entry into PTA computation.
24037 * gimple.h (gimple_p): New typedef.
24038 (struct gimple_statement_base): Remove references_memory_p.
24039 (struct gimple_statement_with_memory_ops_base): Remove
24040 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24042 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24043 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24044 gimple_set_references_memory): Remove.
24045 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24046 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24048 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24049 (verify_expr): Allow RESULT_DECL.
24050 (gimple_duplicate_bb): Do not copy virtual operands.
24051 (gimple_duplicate_sese_region): Adjust.
24052 (gimple_duplicate_sese_tail): Likewise.
24053 (mark_virtual_ops_in_region): Remove.
24054 (move_sese_region_to_fn): Do not call it.
24055 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24056 and pass_simple_dse.
24057 (execute_function_todo): Handle TODO_update_address_taken,
24058 call execute_update_addresses_taken for TODO_rebuild_alias.
24059 (execute_todo): Adjust.
24060 (execute_one_pass): Init dump files early.
24061 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24063 (create_general_new_stmt): Clear vops.
24064 * tree-ssa-reassoc.c (get_rank): Adjust.
24065 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24066 symbols for renaming.
24067 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24068 (PARAM_AVG_ALIASED_VOPS): Likewise.
24069 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24070 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24071 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24072 (operand_build_cmp, copy_virtual_operands,
24073 create_ssa_artificial_load_stmt, add_to_addressable_set,
24074 gimple_add_to_addresses_taken): Remove public functions.
24075 (unlink_stmt_vdef): New function.
24077 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24079 * config.gcc (powerpc-*-linux*): Merge variants.
24081 2009-04-02 Chao-ying Fu <fu@mips.com>
24082 James Grosbach <james.grosbach@microchip.com>
24084 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24085 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24087 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24088 keep_interrupts_masked_p, use_debug_exception_return_p.
24089 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24090 keep_interrupts_masked, use_debug_exception_return.
24091 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24092 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24094 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24095 (mips_print_operand): Process COP0 registers to print $0 .. $31
24096 correctly for GAS to process.
24097 (mips_interrupt_extra_call_saved_reg_p): New function.
24098 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24100 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24101 (mips_compute_frame_info): Add supports for interrupt context that
24102 includes doubleword accumulators and COP0 registers.
24103 (mips_for_each_saved_acc): New function.
24104 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24105 mips_for_each_saved_reg.
24106 (mips_save_reg): Save accumulators.
24107 (mips_kernel_reg_p): A new for_each_rtx callback.
24108 (mips_expand_prologue): Support interrupt handlers.
24109 (mips_restore_reg): Restore accumulators.
24110 (mips_expand_epilogue): Support interrupt handlers.
24111 (mips_can_use_return_insn): Return false for interrupt handlers.
24112 (mips_epilogue_uses): New function.
24113 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24114 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24115 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24116 cop0_move): New instructions.
24117 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24118 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24120 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24122 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24123 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24124 interrupt handlers, we use K0 as the temporary register.
24125 (EPILOGUE_USES): Change to a function call.
24126 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24127 handlers, we use K0 as the temporary register.
24129 * doc/extend.texi (Function Attributes): Document interrupt,
24130 use_shadow_register_set, keep_interrupts_masked,
24131 use_debug_exception_return for MIPS attributes.
24133 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24135 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24136 Remove a number of t-files from tmake_file.
24137 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24138 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24139 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24140 target_prototype, not TARGET_PROTOTYPE.
24141 (LINK_OS_GNU_SPEC): Define.
24142 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24143 and darwin-ldoubdle.c.
24145 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24148 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24149 (cpp_options): Ditto.
24150 (default_compilers): Ditto.
24151 (display_help): Ditto.
24152 (process_command): Ditto.
24153 (do_spec_1): Ditto.
24154 (set_input): Use lbasename instead of duplicate code.
24155 (save_temps_prefix): New static for -save-temps=obj.
24156 (save_temps_length): Ditto.
24158 * doc/invoke.texi (-save-temps=obj): Document new variant to
24159 -save-temps switch.
24161 2009-04-02 Jeff Law <law@redhat.com>
24163 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24166 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24168 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24169 * configure: Regenerated.
24171 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24173 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24174 share the argument list.
24176 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24180 2009-02-12 Diego Novillo <dnovillo@google.com>
24182 * varpool.c (debug_varpool): New.
24183 * cgraph.h (debug_varpool): Declare.
24185 2009-04-02 Jan Hubicka <jh@suse.cz>
24187 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24190 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24192 * config/i386/i386.c (ix86_abi): Move initialization to ...
24193 (override_options): Here.
24195 2009-04-02 Christian Bruel <christian.bruel@st.com>
24197 * config/sh/sh.c (sh_dwarf_register_span): New function.
24198 (TARGET_DWARF_REGISTER_SPAN): Define.
24199 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24201 2009-04-02 Ira Rosen <irar@il.ibm.com>
24203 PR tree-optimization/39595
24204 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24205 interleaved loads group is not greater than the SLP group size.
24207 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24209 * builtins.c (is_builtin_name): New.
24210 (called_as_built_in): Use is_builtin_name.
24211 * tree.h (is_builtin_name): New.
24212 * varasm.c (incorporeal_function_p): Use is_builtin_name
24214 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24216 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24218 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24221 * c-decl.c (clone_underlying_type): Move this ...
24222 * c-common.c (set_underlying_type): ... here.
24223 Also, make sure the function properly sets TYPE_STUB_DECL() on
24224 the newly created typedef variant type.
24225 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24226 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24229 2009-04-02 Richard Guenther <rguenther@suse.de>
24231 PR tree-optimization/37221
24232 * tree-flow.h (degenerate_phi_result): Declare.
24233 * tree-ssa-dom.c (degenerate_phi_result): Export.
24234 * tree-scalar-evolution.c (analyze_initial_condition): If
24235 the initial condition is defined by a degenerate PHI node
24236 use the degenerate value.
24238 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24240 PR rtl-optimization/39588
24241 * combine.c (merge_outer_ops): Do not set the constant when this
24243 (simplify_shift_const_1): Do not modify it either in this case.
24245 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24247 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24248 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24250 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24253 * c-lex.c (interpret_float): Default (no suffix) is double.
24255 2009-04-1 Xinliang David Li <davidxl@google.com>
24257 * config/i386/i386.c (legitimate_constant_p): Recognize
24258 all one vector constant.
24260 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24262 * config/vax/vax.c: Add #includes to silence warnings.
24263 Change #include order to silence two warnings.
24265 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24267 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24268 (ASM_SPEC): Pass -k to the assembler for PIC code.
24270 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24272 * config.gcc: Add vax-*-linux* to the switch.
24273 * config/vax/linux.h: New file. (TARGET_VERSION,
24274 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24276 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24278 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24279 Use predicate macros instead of GET_CODE() == foo.
24280 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24281 ashlsi3, rotrsi3, <unnamed>): Likewise.
24283 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24285 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24286 jbbccihi, jbbccisi): Remova trailing whitespace.
24287 * config/vax/constraints.md: Likewise.
24288 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24289 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24290 * config/vax/predicates.md: Likewise.
24291 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24292 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24293 * config/vax/vax.h: Likewise.
24294 * config/vax/vax.md (nonlocal_goto): Likewise.
24296 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24298 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24299 (indirectable_address_p, adjacent_operands_p): Add spaces around
24301 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24303 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24305 * config/vax/vax.c (legitimate_constant_address_p,
24306 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24307 index_term_p, reg_plus_index_p, legitimate_address_p,
24308 vax_mode_dependent_address_p): Update comments to match functions
24309 modified by the recent int->bool conversion.
24311 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24313 * config/vax/builtins.md: Update copyright message.
24314 * config/vax/constraints.md: Likewise.
24315 * config/vax/netbsd-elf.h: Likewise.
24316 * config/vax/predicates.md: Likewise.
24317 * config/vax/vax-protos.h: Likewise.
24318 * config/vax/vax.c: Likewise.
24319 * config/vax/vax.h: Likewise.
24320 * config/vax/vax.md: Likewise.
24321 * config/vax/vax.opt: Likewise.
24323 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24325 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24326 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24327 * config/vax/constraints.md (B, R): Likewise.
24328 * config/vax/predicates.md (external_memory_operand,
24329 nonimmediate_addsub_di_operand): Likewise.
24330 * config/vax/vax.c (vax_output_int_add): Likewise.
24331 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24332 untyped_call): Likewise.
24334 2009-04-01 Matt Thomas <matt@3am-software.com>
24336 * config/vax/predicates.md: New file.
24337 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24338 external_const_operand, nonsymbolic_operand, external_memory_operand,
24339 indirect_memory_operand, indexed_memory_operand,
24340 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24341 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24343 * config/vax/constraints.md: New file.
24344 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24346 * config/vax/builtins.md: New file.
24347 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24348 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24350 * config/vax/vax.opt (mqmath): Add option.
24351 * config/vax/vax.md (isfx): Extend with DI.
24352 (VAXintQH, VAXintQHSD): Define.
24353 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24354 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24355 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24356 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24357 (movdi): Update constraints and use vax_output_int_move().
24358 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24359 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24360 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24361 nonlocal_goto): New.
24362 (mov<mode>): Extend accepted operand types.
24363 (subdi3_old): Rename from subdi3, change update constraints and use
24364 a new implementation.
24365 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24366 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24367 MOVE_RATIO, CLEAR_RATIO): Define.
24368 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24369 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24370 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24371 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24372 (split_quadword_operands): Make static and really allow variable
24374 (print_operand_address): Update for PIC generation.
24375 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24376 indexable_address_p, fixup_mathdi_operand,
24377 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24378 (vax_float_literal, legitimate_constant_p,
24379 indirectable_constant_address_p, index_term_p,
24380 reg_plus_index_p): Return bool instead of int.
24381 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24383 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24385 (vax_output_conditional_branch): Indent.
24386 (legitimate_constant_address_p, indirectable_constant_address_p,
24387 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24388 vax_mode_dependent_address_p): Return bool instead of int, update for
24390 * config/vax/vax-protos.h (legitimate_constant_address_p,
24391 legitimate_constant_p, legitimate_address_p,
24392 vax_mode_dependent_address_p): Change declaration to bool.
24393 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24394 vax_expand_addsub_di_operands, vax_output_int_subtract,
24395 vax_output_movmemsi): Declare.
24396 (split_quadword_operands, vax_float_literal): Delete declaration.
24397 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24398 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24399 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24400 ASM_OUTPUT_DWARF_PCREL): Define.
24401 (ASM_SPEC): Change definition to allow PIC generation.
24403 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24405 * doc/sourcebuild.texi: Update front-end requirements.
24407 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24410 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24411 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24412 (booldi3_internal3): Use boolean_or_operator instead of
24415 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24418 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24419 declarator whose size is not an integer constant expression but
24420 folds to an integer constant, then treat it as a constant
24423 2009-04-01 Richard Guenther <rguenther@suse.de>
24425 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24426 i * 4 + 2 to (i * 2 + 1) * 2.
24428 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24431 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24432 return if c_parser_asm_string_literal returned NULL.
24434 2009-04-01 Nick Clifton <nickc@redhat.com>
24436 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24438 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24439 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24440 other typedefs to avoid conflicts with libgcc2.c. Define labels
24441 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24443 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24444 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24447 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24449 * varasm.c (default_function_rodata_section): Declare DOT as
24452 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24453 Andrey Galkin <agalkin@hypercom.com>
24456 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24457 Make object_name unique for each process.
24459 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24462 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24463 addressable variables in the parallel that could go out of scope while
24464 running queued tasks.
24466 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24468 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24469 (CASE_VALUES_THRESHOLD): Redefine.
24470 * config/avr/avr.c (avr_override_options): Remove initialization of
24471 avr_case_values_threshold variable.
24472 (avr_case_values_threshold): Remove variable. Add new function.
24473 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24474 * config/avr/avr.opt (mno-tablejump): Remove option.
24475 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24477 2009-04-01 DJ Delorie <dj@redhat.com>
24479 * varasm.c (default_function_rodata_section): Don't assume
24480 anything about where the first '.' in the section name is.
24482 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24484 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24485 rs6000_emit_stack_tie.
24487 2009-03-31 Ian Lance Taylor <iant@google.com>
24489 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24490 gimple_code with GIMPLE_RESX, not RESX.
24492 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24494 * c-common.c (c_get_ident): New.
24495 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24497 2009-04-01 Ben Elliston <bje@au.ibm.com>
24499 * config/rs6000/sysv4.opt (msdata): Improve option description.
24501 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24503 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24504 (divdf3_internal_lat): Remove.
24505 (divxf3_internal_lat): Remove.
24506 (divxf3_internal_thr): Remove.
24507 (divxf): Use divxf3_internal.
24508 * config/ia64/div.md (divsf3_internal_lat): New.
24509 (divdf3_internal_lat): New.
24510 (divxf3_internal): New.
24512 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24515 * Makefile.in (USE_GCC_STDINT): Define.
24516 (stmp-int-hdrs): Install stdint.h if applicable.
24517 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24519 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24520 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24521 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24522 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24523 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24524 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24525 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24526 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24527 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24528 (c_common_nodes_and_builtins): Initialize
24529 underlying_wchar_type_node. Do not initialize
24530 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24531 nodes for new types.
24532 (c_stddef_cpp_builtins): Define macros for new types.
24533 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24535 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24536 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24537 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24538 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24539 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24540 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24541 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24542 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24543 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24544 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24545 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24546 int16_type_node, int32_type_node, int64_type_node,
24547 uint8_type_node, uint16_type_node, c_uint32_type_node,
24548 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24549 int_least32_type_node, int_least64_type_node,
24550 uint_least8_type_node, uint_least16_type_node,
24551 uint_least32_type_node, uint_least64_type_node,
24552 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24553 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24554 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24555 uintptr_type_node): Define.
24556 * c-cppbuiltin.c (builtin_define_constants,
24557 builtin_define_type_minmax): New.
24558 (builtin_define_stdint_macros): Define more macros.
24559 (c_cpp_builtins): Define more limit macros.
24560 (type_suffix): New.
24561 (builtin_define_type_max): Define in terms of
24562 builtin_define_type_minmax. Remove is_long parameter. All
24564 * config.gcc (use_gcc_stdint): Define.
24565 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24566 Add newlib-stdint.h for generic targets.
24567 * config/glibc-stdint.h, config/newlib-stdint.h,
24568 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24569 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24570 * config/score/score.h (UINTPTR_TYPE): Define.
24571 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24572 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24573 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24574 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24575 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24576 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24577 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24578 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24579 * config/spu/spu.h (STDINT_LONG32): Define.
24580 * configure.ac (use_gcc_stdint): Substitute.
24581 * configure: Regenerate.
24582 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24583 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24584 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24585 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24586 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24587 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24588 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24589 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24590 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24591 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24592 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24593 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24594 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24595 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24596 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24597 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24598 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24599 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24600 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24601 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24602 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24603 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24604 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24605 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24606 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24607 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24608 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24609 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24610 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24612 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24614 * loop-iv.c (suitable_set_for_replacement): Renamed from
24615 simplify_using_assignment; changed to return bool and to accept new
24616 args DEST and SRC. Return true iff we find a source/destination pair
24617 that can be used to make a replacement, and fill SRC and DEST if so.
24618 Remove arg ALTERED. Don't deal with altered regs here. All callers
24620 (simplify_using_initial_values): Deal with altered regs here and track
24621 more precisely the effect they have on the validity of our expression.
24623 * loop-iv.c (simplify_using_condition): A condition of the form
24624 (EQ REG CONST) can be used to simply make a substitution.
24625 (simplify_using_initial_values): Keep track of conditions we have seen
24626 and keep using them to simplify new expressions, while applying the
24627 same substitutions to them as to the expression.
24629 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24630 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24633 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24634 changed. Use this when trying to improve the upper bound.
24635 Generate the comparison by using simplify_gen_relational.
24637 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24639 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24641 (simplify_using_assignment, simplify_using_initial_values): Call
24642 replace_in_expr to make replacements. Call replace_single_def_regs
24643 once on the initial version of the expression.
24645 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24648 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24650 2009-03-31 Richard Guenther <rguenther@suse.de>
24652 PR middle-end/31029
24653 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24654 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24656 2009-03-31 Richard Guenther <rguenther@suse.de>
24658 * tree.h (div_if_zero_remainder): Declare.
24659 * fold-const.c (div_if_zero_remainder): Export.
24660 * tree-ssa-forwprop.c
24661 (forward_propagate_addr_into_variable_array_index): Handle
24662 constant array index addition outside of the variable index.
24664 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24667 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24668 define_splits, floatunssi<mode>2): Require x87 conversions from
24669 DImode to be permitted.
24671 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24673 PR preprocessor/15638
24674 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24676 2009-03-31 Richard Guenther <rguenther@suse.de>
24678 PR middle-end/23401
24679 PR middle-end/27810
24680 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24681 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24682 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24683 a separate statement.
24684 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24685 (lookup_tmp_var): Likewise.
24686 (is_gimple_formal_tmp_or_call_rhs): Remove.
24687 (is_gimple_reg_or_call_rhs): Rename to ...
24688 (is_gimple_reg_rhs_or_call): ... this.
24689 (is_gimple_mem_or_call_rhs): Rename to ...
24690 (is_gimple_mem_rhs_or_call): ... this.
24691 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24692 DECL_GIMPLE_REG_P only if is_formal is true.
24693 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24694 for non-proper post-modify expression gimplification.
24695 (gimplify_self_mod_expr): For post-modify expressions gimplify
24696 the lvalue to a minimal lvalue.
24697 (rhs_predicate_for): Remove formal temp case.
24698 (gimplify_modify_expr_rhs): Likewise.
24699 (gimplify_addr_expr): Use is_gimple_reg.
24700 (gimplify_expr): Remove formal temp cases.
24701 (gimple_regimplify_operands): Likewise.
24702 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24703 and FILTER_EXPR like constants.
24704 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24706 (is_gimple_formal_tmp_rhs): Remove.
24707 (is_gimple_reg_rhs): Remove special casing.
24708 (is_gimple_mem_rhs): Fix.
24709 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24710 (is_gimple_formal_tmp_var): Remove.
24711 (is_gimple_formal_tmp_reg): Likewise.
24712 (is_gimple_min_lval): Allow invariant component ref parts.
24713 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24714 is_gimple_formal_tmp_reg): Remove declarations.
24715 * tree-cfg.c (verify_expr): Verify that variables with address
24716 taken do not have DECL_GIMPLE_REG_P set.
24717 * tree-mudflap.c (mf_build_check_statement_for): Use
24718 force_gimple_operand instead of gimplify_expr.
24720 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24722 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24723 schedulable rows to compute_split_row.
24725 2009-03-31 Ben Elliston <bje@au.ibm.com>
24728 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24731 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24733 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24734 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24735 * configure: Regenerate.
24736 * config.in: Regenerate.
24737 * config/rs6000/rs6000.opt (mtls-markers): Add.
24738 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24739 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24740 (tls_ld_aix, tls_ld_sysv): Likewise.
24741 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24742 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24744 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24746 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24748 2009-03-30 Jan Hubicka <jh@suse.cz>
24750 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24752 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24753 detection and label handling.
24755 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24757 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24758 left_conflicts_size.
24759 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24760 ALLOCNO_LEFT_CONFLICTS_SIZE.
24762 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24763 remove_allocno_from_bucket_and_push,
24764 allocno_spill_priority_compare, push_allocnos_to_stack,
24765 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24766 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24767 (setup_allocno_left_conflicts_num): Ditto. Rename to
24768 setup_allocno_left_conflicts_size.
24769 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24770 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24771 setup_allocno_left_conflicts_size instead of
24772 setup_allocno_left_conflicts_num.
24774 * ira-build.c (ira_create_allocno): Use
24775 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24776 ALLOCNO_LEFT_CONFLICTS_NUM.
24778 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24780 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24781 instead of DF_LR_OUT.
24783 * ira-lives.c (process_bb_node_lives): Ditto.
24785 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24786 instead of DF_LR_{OUT,IN}.
24788 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24790 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24792 2009-03-30 Jan Hubicka <jh@suse.cz>
24794 * except.c (label_to_region_map): Fix thinko.
24796 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24798 PR middle-end/38237
24799 * tree.h (tree_find_value): New declaration.
24800 * tree.c (tree_find_value): New function.
24801 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24803 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24806 * c-decl.c (struct c_binding): Add locus field.
24807 (bind): Add locus argument, set locus field from it.
24808 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24809 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24810 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24811 implicitly_declare, undeclared_variable, lookup_label,
24812 declare_label, c_make_fname_decl, c_builtin_function,
24813 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24816 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24819 * config/i386/i386.c (classify_argument): Check total size of
24822 2009-03-30 Martin Jambor <mjambor@suse.cz>
24824 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24825 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24826 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24829 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24830 seen_variable_array_ref while also traversing a union.
24832 * tree-inline.c (optimize_inline_calls): Do not call
24833 cgraph_node_remove_callees.
24834 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24835 (pass_remove_cgraph_callee_edges): New variable.
24836 * passes.c (init_optimization_passes): Add
24837 pass_remove_cgraph_callee_edges after early inlining and before all
24838 late intraprocedural passes.
24840 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24842 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24844 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24845 Fix typos in names.
24847 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24849 * combine.c (simplify_comparison): Use have_insn_for.
24850 * dojump.c (do_jump): Likewise.
24852 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24854 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24855 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24856 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24857 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24858 instead of sparc_compare_emitted.
24859 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24860 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24861 instead of sparc_compare_emitted.
24863 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24865 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24866 enter/exit cfglayout mode.
24867 (pass_partition_block): Require it.
24868 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24869 (combine_instructions): Track basic blocks instead of labels.
24870 (update_cfg_for_uncondjump): New.
24871 (try_combine): Use it. Update jumps after rescanning.
24872 (pass_combine): Require PROP_cfglayout.
24873 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24875 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24877 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24878 Provide/destroy PROP_cfglayout respectively.
24879 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24880 * tree-pass.h (PROP_cfglayout): New.
24882 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24884 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24885 fold_convert_const_fixed_from_fixed,
24886 fold_convert_const_fixed_from_int,
24887 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24888 set TREE_CONSTANT_OVERFLOW.
24889 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24890 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24892 2009-03-30 Ira Rosen <irar@il.ibm.com>
24894 * tree-vect-loop-manip.c: New file.
24895 * tree-vectorizer.c: Update documentation and included files.
24896 (vect_loop_location): Make extern.
24897 (rename_use_op): Move to tree-vect-loop-manip.c
24898 (rename_variables_in_bb, rename_variables_in_loop,
24899 slpeel_update_phis_for_duplicate_loop,
24900 slpeel_update_phi_nodes_for_guard1,
24901 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24902 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24903 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24904 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24905 find_loop_location): Likewise.
24906 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24907 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24908 get_vectype_for_scalar_type, vect_is_simple_use,
24909 supportable_widening_operation, supportable_narrowing_operation):
24911 (bb_in_loop_p): Move to tree-vect-loop.c.
24912 (new_loop_vec_info, destroy_loop_vec_info,
24913 reduction_code_for_scalar_code, report_vect_op,
24914 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24915 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24916 (vect_supportable_dr_alignment): Likewise.
24917 * tree-vectorizer.h (tree-data-ref.h): Include.
24918 (vect_loop_location): Declare.
24919 Reorganize function declarations according to the new file structure.
24920 * tree-vect-loop.c: New file.
24921 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24922 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24923 * tree-vect-data-refs.c: New file.
24924 * tree-vect-patterns.c (timevar.h): Don't include.
24925 * tree-vect-stmts.c: New file.
24926 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24927 tree-vect-slp.c, tree-vect-loop.c.
24928 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24929 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24930 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24931 (tree-vect-analyze.o): Remove.
24932 (tree-vect-transform.o): Likewise.
24933 (tree-vect-data-refs.o): Add rule.
24934 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24935 tree-vect-slp.o): Likewise.
24936 (tree-vect-patterns.o): Remove redundant dependencies.
24937 (tree-vectorizer.o): Likewise.
24938 * tree-vect-slp.c: New file.
24940 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24942 * optc-gen.awk: Warn if an option flag has multiple different
24945 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24947 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24948 -floop-block): Document dependences on PPL, CLooG and Graphite.
24950 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24952 PR rtl-optimization/323
24953 * c-common.c (c_fully_fold, convert_and_check,
24954 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24955 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24956 * c-common.def (EXCESS_PRECISION_EXPR): New.
24957 * c-cppbuiltin.c (builtin_define_float_constants): Define
24958 constants with enough digits for long double.
24959 * c-lex.c (interpret_float): Interpret constant with excess
24960 precision where appropriate.
24961 * c-opts.c (c_common_post_options): Set
24962 flag_excess_precision_cmdline. Give an error for
24963 -fexcess-precision=standard for C++ for processors where the
24964 option is significant.
24965 * c-parser.c (c_parser_conditional_expression): Handle excess
24966 precision in condition.
24967 * c-typeck.c (convert_arguments): Handle arguments with excess
24969 (build_unary_op): Move excess precision outside operation.
24970 (build_conditional_expr): Likewise.
24971 (build_compound_expr): Likewise.
24972 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24973 (build_modify_expr): Handle excess precision in RHS.
24974 (convert_for_assignment): Handle excess precision in converted
24976 (digest_init, output_init_element, process_init_element): Handle
24977 excess precision in initializer.
24978 (c_finish_return): Handle excess precision in return value.
24979 (build_binary_op): Handle excess precision in operands and add
24980 excess precision as needed for operation.
24981 * common.opt (-fexcess-precision=): New option.
24982 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24983 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24984 For standard excess precision, output explicit conversion to and
24985 truncation from XFmode.
24986 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24987 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24988 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24989 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24990 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24991 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24992 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24993 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24994 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24995 define_splits, sqrt<mode>2): Disable where appropriate for
24996 standard excess precision.
24997 * convert.c (convert_to_real): Do not shorten arithmetic to type
24998 for which excess precision would be used.
24999 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25000 * doc/invoke.texi (-fexcess-precision=): Document option.
25001 (-mfpmath=): Correct index entry.
25002 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25003 flag_excess_precision): New.
25004 * langhooks.c (lhd_post_options): Set
25005 flag_excess_precision_cmdline.
25006 * opts.c (common_handle_option): Handle -fexcess-precision=.
25007 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25008 init_excess_precision): New.
25009 (lang_dependent_init_target): Call init_excess_precision.
25010 * tree.c (excess_precision_type): New.
25011 * tree.h (excess_precision_type): Declare.
25013 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25016 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25017 non-lvalue to component.
25019 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25021 PR preprocessor/34695
25022 * Makefile.in (c-opts.o): Depend on c-tree.h.
25023 * c-common.c: Move down include of diagnostic.h.
25024 (done_lexing, c_cpp_error): New.
25025 * c-common.h (done_lexing): Declare.
25026 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25028 * c-opts.c: Include c-tree.h.
25029 (c_common_init_options): Set preprocessor error callback.
25030 (c_common_handle_option): Do not set preprocessor
25031 inhibit_warnings, warnings_are_errors, warn_system_headers,
25032 pedantic_errors or inhibit_warnings flags.
25033 (c_common_post_options): Do not check cpp_errors (parse_in).
25034 (c_common_finish): Do not output dependencies if there were
25035 errors. Do not check return value of cpp_finish.
25036 * c-ppoutput.c (pp_file_change): Set input_location.
25037 * c-tree.h (c_cpp_error): Declare.
25038 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25040 (diagnostic_build_prefix): Check override_column.
25041 * diagnostic.h (diagnostic_info): Add override_column field.
25042 (diagnostic_override_column): Define.
25044 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25046 * c-common.c (c_expand_expr, c_staticp): Remove.
25047 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25048 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25049 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25050 * c-gimplify.c (gimplify_compound_literal_expr,
25051 optimize_compound_literals_in_ctor): Remove.
25052 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25053 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25054 * c-semantics.c (emit_local_var): Remove.
25056 * langhooks-def.h (lhd_expand_expr): Remove.
25057 * langhooks.c (lhd_expand_expr): Remove.
25058 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25060 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25061 handling from c-semantics.c; don't call into langhook.
25062 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25063 * gimplify.c (gimplify_compound_literal_expr,
25064 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25065 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25066 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25067 as was done in c-gimplify.c.
25068 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25069 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25070 Move from c-common.h.
25071 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25073 * tree.c (staticp): Do not call langhook.
25074 * langhooks.c (lhd_staticp): Delete.
25075 * langhooks-def.h (lhd_staticp): Delete prototype.
25076 (LANG_HOOKS_STATICP): Delete.
25077 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25079 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25080 instead of DECL_STMTs.
25082 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25090 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25092 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25093 contained expression.
25094 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25095 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25096 conditional expressions for C.
25097 (decl_constant_value_for_optimization): Move from
25098 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25099 whether optimizing and that the expression is a VAR_DECL not of
25100 array type instead of doing such checks in the caller. Do not
25101 check pedantic. Call gcc_unreachable for C++.
25102 * c-common.def (C_MAYBE_CONST_EXPR): New.
25103 * c-common.h (c_fully_fold, c_save_expr,
25104 decl_constant_value_for_optimization): New prototypes.
25105 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25106 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25107 EXPR_INT_CONST_OPERANDS): Define.
25108 * c-convert.c (convert): Strip nops from expression.
25109 * c-decl.c (groktypename): Take extra parameters expr and
25110 expr_const_operands. Update call to grokdeclarator.
25111 (start_decl): Update call to grokdeclarator. Add statement for
25112 expressions used in type of decl.
25113 (grokparm): Update call to grokdeclarator.
25114 (push_parm_decl): Update call to grokdeclarator.
25115 (build_compound_literal): Add parameter non_const and build a
25116 C_MAYBE_COSNT_EXPR if applicable.
25117 (grokdeclarator): Take extra parameters expr and
25118 expr_const_operands. Track expressions used in declaration
25119 specifiers and declarators. Fold array sizes and track whether
25120 they are constant expressions and whether they are integer
25121 constant expressions.
25122 (parser_xref_tag): Set expr and expr_const_operands fields in
25124 (grokfield): Update call to grokdeclarator.
25125 (start_function): Update call to grokdeclarator.
25126 (build_null_declspecs): Set expr and expr_const_operands fields in
25128 (declspecs_add_type): Handle expressions in typeof specifiers.
25129 * c-parser.c (c_parser_declspecs): Set expr and
25130 expr_const_operands fields for declaration specifiers.
25131 (c_parser_enum_specifier): Likewise.
25132 (c_parser_struct_or_union_specifier): Likewise.
25133 (c_parser_typeof_specifier): Likewise. Update call to
25134 groktypename. Fold expression as needed. Return expressions with
25135 type instead of adding statements.
25136 (c_parser_attributes): Update calls to c_parser_expr_list.
25137 (c_parser_statement_after_labels): Fold expression before passing
25138 to objc_build_throw_stmt.
25139 (c_parser_condition): Fold expression.
25140 (c_parser_asm_operands): Fold expression.
25141 (c_parser_conditional_expression): Use c_save_expr. Update call
25142 to build_conditional_expr.
25143 (c_parser_alignof_expression): Update call to groktypename.
25144 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25145 original_code. Fold expression argument of va_arg. Create
25146 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25147 argument to va_arg. Update calls to groktypename. Fold array
25148 index for offsetof. Verify that first argument to
25149 __builtin_choose_expr has integer type.
25150 (c_parser_postfix_expression_after_paren_type): Update calls to
25151 groktypename and build_compound_literal. Handle expressions with
25152 side effects in type name.
25153 (c_parser_postfix_expression_after_primary): Update call to
25154 c_parser_expr_list. Set original_code for calls to
25155 __builtin_constant_p.
25156 (c_parser_expr_list): Take extra parameter fold_p. Fold
25157 expressions if requested.
25158 (c_parser_objc_type_name): Update call to groktypename.
25159 (c_parser_objc_synchronized_statement): Fold expression.
25160 (c_parser_objc_receiver): Fold expression.
25161 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25162 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25163 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25164 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25165 (struct c_typespec): Add elements expr and expr_const_operands.
25166 (struct c_declspecs): Add elements expr and expr_const_operands.
25167 (groktypename, build_conditional_expr, build_compound_literal):
25169 (in_late_binary_op): Declare.
25170 * c-typeck.c (note_integer_operands): New function.
25171 (in_late_binary_op): New variable.
25172 (decl_constant_value_for_broken_optimization): Move to c-common.c
25173 and rename to decl_constant_value_for_optimization.
25174 (default_function_array_conversion): Do not strip nops.
25175 (default_conversion): Do not call
25176 decl_constant_value_for_broken_optimization.
25177 (build_array_ref): Do not fold result.
25178 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25179 result when operand is a VLA.
25180 (c_expr_sizeof_type): Update call to groktypename. Handle
25181 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25182 result when operand names a VLA type.
25183 (build_function_call): Update call to build_compound_literal.
25184 Only fold result for calls to __builtin_* functions. Strip
25185 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25186 the function designator.
25187 (convert_arguments): Fold arguments. Update call to
25188 convert_for_assignment.
25189 (build_unary_op): Handle increment and decrement of
25190 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25191 decrement earlier. Fold operand of increment and decrement.
25192 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25193 built for integer operand. Wrap returns that are INTEGER_CSTs
25194 without being integer constant expressions or that have integer
25195 constant operands without being INTEGER_CSTs.
25196 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25197 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25198 result is an integer constant expression or can be used in
25199 unevaluated parts of one and avoid folding and wrap as
25200 appropriate. Fold operands before possibly doing -Wsign-compare
25202 (build_compound_expr): Wrap result for C99 if operands can be used
25203 in integer constant expressions.
25204 (build_c_cast): Update call to digest_init. Do not ignore
25205 overflow from casting floating-point constants to integers. Wrap
25206 results that could be confused with integer constant expressions,
25207 null pointer constants or floating-point constants.
25208 (c_cast_expr): Update call to groktypename. Handle expressions
25209 included in type name.
25210 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25211 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25212 Update calls to convert_for_assignment.
25213 (convert_for_assignment): Take new parameter
25214 null_pointer_constant. Do not strip nops or call
25215 decl_constant_value_for_broken_optimization. Set
25216 in_late_binary_op for conversions to boolean.
25217 (store_init_value): Update call to digest_init.
25218 (digest_init): Take new parameter null_pointer_constant. Do not
25219 call decl_constant_value_for_broken_optimization. pedwarn for
25220 initializers not constant expressions. Update calls to
25221 convert_for_assignment.
25222 (constructor_nonconst): New.
25223 (struct constructor_stack): Add nonconst element.
25224 (really_start_incremental_init, push_init_level, pop_init_level):
25225 Handle constructor_nonconst and nonconst element.
25226 (set_init_index): Call constant_expression_warning for array
25228 (output_init_element): Fold value. Set constructor_nonconst as
25229 applicable. pedwarn for initializers not constant expressions.
25230 Update call to digest_init. Call constant_expression_warning
25231 where constant initializers are required.
25232 (process_init_element): Use c_save_expr.
25233 (c_finish_goto_ptr): Fold expression.
25234 (c_finish_return): Fold return value. Update call to
25235 convert_for_assignment.
25236 (c_start_case): Fold switch expression.
25237 (c_process_expr_stmt): Fold expression.
25238 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25239 ensure statement expression is not evaluated in constant expression.
25240 (build_binary_op): Track whether results are integer constant
25241 expressions or may occur in such, disable folding and wrap results
25242 as applicable. Fold operands for -Wsign-compare warnings unless
25244 (c_objc_common_truthvalue_conversion): Handle results folded to
25245 integer constants that are not integer constant expressions.
25246 * doc/extend.texi: Document when typeof operands are evaluated,
25247 that condition of __builtin_choose_expr is an integer constant
25248 expression, and more about use of __builtin_constant_p in
25251 2009-03-29 Richard Guenther <rguenther@suse.de>
25253 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25254 propagate addresses of array references.
25256 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25258 * regmove.c (perhaps_ends_bb_p): Remove.
25259 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25260 from INSN and check that the main loop stays within that basic block.
25261 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25262 (regmove_forward_pass): Split out from regmove_optimize. Use
25263 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25264 (regmove_backward_pass): Split out from regmove_optimize. Use
25265 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25266 (regmove_optimize): Simplify.
25268 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25271 * config/i386/i386.c (classify_argument): Ignore flexible array
25272 member in struct and warn ABI change.
25274 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25276 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25278 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25279 (ix86_adjust_cost): Updated.
25281 2009-03-29 Jan Hubicka <jh@suse.cz>
25283 PR middle-end/28850
25284 * tree-pass.h (pass_cleanup_eh): New function.
25285 (remove_unreachable_regions): Break code handling RTL
25286 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25287 that can not be reached by runtime.
25288 (can_be_reached_by_runtime): New function.
25289 (label_to_region_map): New function.
25290 (num_eh_regions): New function.
25291 (rtl_remove_unreachable_regions): New function.
25292 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25293 (remove_eh_region): New function.
25294 * except.h: Include sbitmap and vecprim.
25295 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25296 num_eh_regions): Declare.
25297 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25298 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25299 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25300 (tree_empty_eh_handler_p): New function.
25301 (cleanup_empty_eh): New function.
25302 (cleanup_eh): New function.
25303 (pass_cleanup_eh): New function.
25305 2009-03-29 Jan Hubicka <jh@suse.cz>
25307 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25308 for removed regions.
25310 2009-03-29 Jan Hubicka <jh@suse.cz>
25312 * except.c (dump_eh_tree): Dump all datastructures.
25314 2009-03-29 Jan Hubicka <jh@suse.cz>
25316 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25317 (duplicate_eh_regions_1): Likewise.
25318 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25319 vector; call EH verification.
25320 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25321 Be ready for region being removed.
25323 2009-03-29 Jan Hubicka <jh@suse.cz>
25325 * bitmap.c (bitmap_last_set_bit): New function.
25326 * bitmap.h (bitmap_last_set_bit): Declare.
25328 2009-03-29 David Ayers <ayers@fsfe.org>
25331 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25332 by calling objc_compare_types and surpress warnings about
25333 incompatible C pointers that are compatible ObjC pointers.
25335 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25337 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25338 call initialize_inline_failed.
25339 (initialize_inline_failed): Move it from here ...
25340 * cgraph.c (initialize_inline_failed): ... to here.
25341 (cgraph_create_edge): Call initialize_inline_failed rather than
25342 setting inline_failed directly.
25344 2009-03-29 Ben Elliston <bje@au.ibm.com>
25347 * sysv4.opt (msdata): Improve comment.
25348 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25349 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25351 2009-03-29 Ben Elliston <bje@au.ibm.com>
25354 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25355 load and store attributes.
25357 2009-03-29 Ben Elliston <bje@au.ibm.com>
25359 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25360 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25361 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25362 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25363 __builtin_infq and __builtin_huge_valq.
25365 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25367 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25369 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25370 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25372 2009-03-28 Xinliang David Li <davidxl@google.com>
25374 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25375 (do_dbg_cnt): New function.
25377 2009-03-28 Jan Hubicka <jh@suse.cz>
25379 Merge from pretty-ipa:
25381 2009-03-27 Jan Hubicka <jh@suse.cz>
25383 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25384 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25385 * passes.c (function_called_by_processed_nodes_p): New.
25386 * ipa-pure-const.c (check_call): Fix handling of operands.
25387 (analyze_function): Dump debug output for skipped bodies.
25388 (local_pure_const): Use function_called_by_processed_nodes_p.
25389 * dwarf2out.c (reference_to_unused): Use output.
25390 * passes.c (do_per_function_toporder): Likewise.
25392 2008-11-12 Jan Hubicka <jh@suse.cz>
25394 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25395 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25396 state_set_in_source enum
25397 (check_decl): Ignore memory tags; do not set fake looping flags;
25399 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25400 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25401 (check_call, analyze_function): Rewrite.
25403 (add_new_function): Update call of analyze_function.
25404 (generate_summary): Add call of analyze_function.
25405 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25406 (local_pure_const): New function.
25407 (pass_local_pure_const): New pass.
25408 * ipa-inline.c (inline_transform): Set after_inlining.
25409 * tree-eh.c (stmt_can_throw_external): New.
25410 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25411 work with aliasing built.
25412 * tree-flow.h (stmt_can_throw_external): New.
25413 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25414 and local pure/const pass in early and late optimization queue.
25416 2009-03-28 Martin Jambor <mjambor@suse.cz>
25418 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25420 (fold_binary): Allow function decl aligment consideration is the
25421 second argument is integer constant one.
25422 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25423 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25424 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25426 2009-03-28 Jan Hubicka <jh@suse.cz>
25428 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25429 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25430 * function.h (rtl_data): Add nothrow flag.
25431 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25432 set DECL_NOTHROW for AVAILABLE functions.
25434 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25436 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25437 following vector keyword has expansion starting with pixel or bool
25438 keyword, expand vector to __vector and pixel or bool to __pixel or
25442 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25443 warn_if_disallowed_function_p): Removed.
25444 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25445 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25446 warning_if_disallowed_function_p.
25447 * flags.h (warn_if_disallowed_function_p,
25448 warn_disallowed_functions): Removed.
25449 * common.opt (Wdisallowed-function-list=): Removed.
25450 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25452 2009-03-28 Richard Guenther <rguenther@suse.de>
25454 PR tree-optimization/38723
25455 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25458 2009-03-28 Jan Hubicka <jh@suse.cz>
25460 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25461 test introduced by my previous patch.
25463 2009-03-28 Richard Guenther <rguenther@suse.de>
25465 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25466 the PHIs value undefined.
25468 2009-03-28 Jan Hubicka <jh@suse.cz>
25470 * tree-pass.h (pass_fixup_cfg): New pass.
25471 * ipa-inline.c (inline_transform): Set
25472 always_inline_functions_inlined/after_inlining.
25473 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25474 (pass_fixup_cfg): New pass.
25475 * passes.c (init_optimization_passes): Add fixup_cfg.
25477 2009-03-28 Richard Guenther <rguenther@suse.de>
25479 PR tree-optimization/38458
25480 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25481 argument use the arguments copy-of value.
25483 2009-03-28 Richard Guenther <rguenther@suse.de>
25485 PR tree-optimization/38180
25486 * tree-ssa-ccp.c (get_default_value): Simplify.
25487 (likely_value): Likewise.
25488 (surely_varying_stmt_p): Properly handle VOP case.
25489 (ccp_initialize): Likewise.
25490 (ccp_fold): Handle propagating through *&.
25491 (fold_const_aggregate_ref): Also handle decls.
25493 2009-03-28 Jan Hubicka <jh@suse.cz>
25495 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25496 * cgraph.h (cgraph_node): Likewise.
25497 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25498 (cgraph_reset_node): Use process flag.
25499 (cgraph_mark_functions_to_output): Likewise.
25500 (cgraph_expand_function): Likewise.
25501 (cgraph_expand_all_functions): Likewise.
25502 (cgraph_output_in_order): Likewise.
25503 * dwarf2out.c (reference_to_unused): Likewise.
25504 * passes.c do_per_function_toporder): Likewise.
25506 2009-03-28 Jan Hubicka <jh@suse.cz>
25508 Bring from lto-branch:
25510 2008-09-03 Doug Kwan <dougkwan@google.com>
25512 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25513 enums instead of reason strings.
25514 * cgraph.c (cgraph_create_edge): Same.
25515 (cgraph_inline_failed_string): New function.
25516 * cgraph.h (cgraph_inline_failed_t): New enum type.
25517 (cgraph_inline_failed_string): New prototype.
25518 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25519 char pointer to cgraph_inline_failed_t.
25520 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25521 (cgraph_default_inline_p): Ditto.
25522 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25523 to cgraph_inline_failed_t pointer.
25524 * cif-code.def: New file.
25525 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25527 (cgraph_check_inline_limits): Change type of REASON to pointer to
25528 cgraph_inline_failed_t. Replace reason strings with enums.
25529 (cgraph_default_inline_p): Ditto.
25530 (cgraph_recursive_inlining_p): Ditto.
25531 (update_caller_keys): Change type of FAILED_REASON to
25532 cgraph_inline_failed_t.
25533 (cgraph_set_inline_failed): Change type of REASON to pointer to
25534 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25535 convert enums to strings for text output.
25536 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25537 to be of type cgraph_inline_failed_t. Replace reason strings with
25538 enums. Call cgraph_inline_failed_string to covert enums
25539 to strings for text output.
25540 (cgraph_decide_inlining): Replace reason strings with enums.
25541 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25542 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25544 * tree-inline.c (expand_call_inline): Change type of REASON
25545 to cgraph_inline_failed_t. Replace reason strings with enums.
25546 Call cgraph_inline_failed_string for text output.
25547 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25550 2009-03-28 Jan Hubicka <jh@suse.cz>
25552 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25553 cgraph_clone_node): Remove master clone handling.
25554 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25555 * cgraph.h (master_clone): Remove.
25556 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25557 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25558 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25560 2009-03-28 Jan Hubicka <jh@suse.cz>
25562 * cgraph.c (cgraph_function_body_availability): Functions declared
25563 inline are always safe to assume that it is not going to be replaced.
25565 2009-03-28 Richard Guenther <rguenther@suse.de>
25567 PR tree-optimization/38513
25568 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25569 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25570 EXC_PTR_EXPR and FILTER_EXPR.
25571 (get_ref_from_reference_ops): Likewise.
25573 2009-03-28 Richard Guenther <rguenther@suse.de>
25575 PR tree-optimization/38968
25576 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25577 Use FLOOR_MOD_EXPR to compute misalignment.
25579 2009-03-28 Richard Guenther <rguenther@suse.de>
25581 PR tree-optimization/37795
25582 * tree.h (combine_comparisons): Declare.
25583 * fold-const.c (combine_comparisons): Export.
25584 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25586 (ifcombine_iforif): Use combine_comparisons.
25588 2009-03-28 Jan Hubicka <jh@suse.cz>
25590 * tree-eh.c (inlinable_call_p): New function.
25591 (make_eh_edges): Use it.
25592 (verify_eh_edges): Use it.
25593 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25594 * except.c (reachable_next_level): Add inlinable_function argument
25595 (sjlj_find_directly_reachable_regions): Update.
25596 (add_reachable_handler): Do not set saw_any_handlers.
25597 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25598 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25599 Add new inlinable call parameter.
25600 (can_throw_internal, can_throw_external): Update.
25601 * except.h (can_throw_internal_1, can_throw_external_1,
25602 foreach_reachable_handler): Update declaration.
25604 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25606 * config/arm/t-arm-coff, config/h8300/coff.h,
25607 config/i386/i386-aout.h, config/i386/i386-coff.h,
25608 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25609 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25610 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25611 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25612 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25613 sys-types.h: Remove.
25614 * Makefile.in: Remove protoize and fixproto support and references
25616 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25617 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25619 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25620 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25621 unprotoize$(exeext).
25622 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25623 (.PHONY): Don't depend on proto.
25624 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25625 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25626 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25627 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25628 build/gen-protos.o, build/scan.o, xsys-protos.h,
25629 build/fix-header$(build_exeext), build/fix-header.o,
25630 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25631 stmp-install-fixproto): Remove.
25632 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25633 SYSCALLS.c or fixproto files.
25634 (install-common): Don't install protoize.
25635 (install-headers-tar, install-headers-cpio, install-headers-cp):
25636 Don't depend on $(STMP_FIXPROTO).
25637 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25638 install fixproto files or write out fixproto settings.
25639 (uninstall): Don't uninstall protoize.
25640 * config.gcc (use_fixproto): Remove.
25641 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25642 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25643 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25644 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25645 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25646 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25647 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25648 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25649 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25650 * config/t-vxworks (STMP_FIXPROTO): Remove.
25651 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25652 STMP_FIXPROTO): Remove.
25653 * config.in, configure: Regenerate.
25654 * crtstuff.c (gid_t, uid_t): Don't undefine.
25655 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25656 (arm-*-coff, arm-*-aout: Remove target entries.
25657 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25658 Remove mention of AIX 4.1.
25659 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25660 * doc/invoke.texi (Running Protoize): Remove.
25661 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25662 (Protoize Caveats): Remove.
25663 * tsystem.h: Update comments on headers assumed to exist.
25665 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25667 * genautomata.c: Add a new year to the copyright. Add a new
25669 (struct insn_reserv_decl): Add comments for member bypass_list.
25670 (find_bypass): Remove.
25671 (insert_bypass): New.
25672 (process_decls): Use insert_bypass.
25673 (output_internal_insn_latency_func): Output all bypasses with the
25674 same input insn in one switch case.
25676 * rtl.def (define_bypass): Describe bypass choice.
25677 * doc/md.texi (define_bypass): Ditto.
25679 2009-03-27 Richard Guenther <rguenther@suse.de>
25681 * gimplify.c (mark_addressable): Export.
25682 * tree-flow.h (mark_addressable): Declare.
25683 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25684 * tree-ssa.c (verify_phi_args): Verify that address taken
25685 variables have TREE_ADDRESSABLE set.
25687 2009-03-27 Richard Guenther <rguenther@suse.de>
25689 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25690 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25691 Do not mark decls TREE_ADDRESSABLE.
25692 (build_fold_addr_expr): Adjust.
25693 (fold_addr_expr): Remove.
25694 (fold_unary): Use build_fold_addr_expr.
25695 (fold_comparison): Likewise.
25696 (split_address_to_core_and_offset): Likewise.
25697 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25699 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25700 (gimplify_modify_expr_to_memcpy): Mark source and destination
25702 * omp-low.c (create_omp_child_function): Mark the object decl
25704 (lower_rec_input_clauses): Mark the var we take the address of
25706 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25708 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25710 PR middle-end/39315
25711 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25712 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25714 2009-03-27 Richard Guenther <rguenther@suse.de>
25716 PR tree-optimization/39120
25717 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25719 (handle_lhs_call): Process return constraints. Add escape
25720 constraints if necessary.
25721 (handle_const_call): Fill out return constraints. Make nested
25722 case more precise. Avoid consttmp if possible.
25723 (handle_pure_call): Fill out return constraints. Avoid
25724 callused if possible.
25725 (find_func_aliases): Simplify call handling.
25727 2009-03-27 Richard Guenther <rguenther@suse.de>
25729 PR tree-optimization/39120
25730 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25731 as a representative.
25732 (solve_graph): Do propagate CALLUSED.
25733 (handle_pure_call): Use a scalar constraint from CALLUSED for
25735 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25738 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25741 * c-common.c (handle_aligned_attribute): Properly check alignment
25742 overflow. Use (1U << i) instead of (1 << i).
25744 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25746 * expr.h (get_mem_align_offset): Updated.
25748 * tree.h (tree_decl_common): Change align to "unsigned int" and
25749 move it before pointer_alias_set.
25751 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25752 Jakub Jelinek <jakub@redhat.com>
25755 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25756 gr_register_operand with gr_reg_or_0_operand.
25757 (cmpxchg_rel_di): Likewise.
25758 (sync_lock_test_and_set<mode>): Likewise.
25760 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25762 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25763 (true_regnum): Likewise.
25765 * rtlanal.c (subreg_info): Moved to ...
25766 * rtl.h (subreg_info): Here. New.
25767 (subreg_get_info): New.
25769 * rtlanal.c (subreg_get_info): Make it extern.
25771 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25774 * config/i386/i386.c (ix86_abi): New.
25775 (override_options): Handle -mabi=.
25776 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25777 (ix86_call_abi_override): Likewise.
25778 (init_cumulative_args): Likewise.
25779 (function_arg_advance): Likewise.
25780 (function_arg_64): Likewise.
25781 (function_arg): Likewise.
25782 (ix86_pass_by_reference): Likewise.
25783 (ix86_function_value_regno_p): Likewise.
25784 (ix86_build_builtin_va_list_abi): Likewise.
25785 (setup_incoming_varargs_64): Likewise.
25786 (is_va_list_char_pointer): Likewise.
25787 (ix86_init_machine_status): Likewise.
25788 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25789 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25790 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25791 (ix86_function_abi): Make it static and return enum calling_abi.
25792 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25794 (ix86_fn_abi_va_list): Updated.
25796 * config/i386/i386.h (ix86_abi): New.
25797 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25798 (CONDITIONAL_REGISTER_USAGE): Likewise.
25799 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25800 (machine_function): Likewise.
25802 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25804 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25805 (STACK_BOUNDARY): Likewise.
25806 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25808 * config/i386/i386.opt (mabi=): New.
25810 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25811 return enum calling_abi.
25812 (ix86_function_type_abi): Likewise.
25813 (ix86_function_abi): Removed.
25815 * doc/invoke.texi: Document -mabi= option for x86.
25817 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25819 * builtins.c (real_dconstp): Delete.
25820 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25822 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25823 Jakub Jelinek <jakub@redhat.com>
25826 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25827 (gen_subprogram_die): When a function is explicit, generate the
25828 DW_AT_explicit attribute.
25829 * langhooks.h (struct lang_hooks_for_decls): Add
25830 function_decl_explicit_p langhook.
25831 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25832 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25834 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25836 * builtins.c (fold_builtin_memory_op): Optimize memmove
25837 into memcpy if we can prove source and destination don't overlap.
25839 * tree-inline.c: Include gt-tree-inline.h.
25840 (clone_fn_id_num): New variable.
25841 (clone_function_name): New function.
25842 (tree_function_versioning): Use it.
25843 * Makefile.in (GTFILES): Add tree-inline.c.
25845 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25847 * BASE-VER: Change to 4.5.0.
25849 2009-03-27 Xinliang David Li <davidxl@google.com>
25851 PR tree-optimization/39557
25852 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25854 2009-03-27 Xinliang David Li <davidxl@google.com>
25856 PR tree-optimization/39548
25857 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25860 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25862 * c-common.c (pointer_int_sum): Use %wd on return from
25865 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25867 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25868 on return from tree_low_cst.
25870 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25873 * ginclude/stdarg.h (va_copy): Define also for
25874 __GXX_EXPERIMENTAL_CXX0X__.
25876 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25879 * builtins.h (c_strlen): Do not warn here.
25880 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25881 * c-common.c (pointer_int_sum): Take an explicit location.
25882 Warn about offsets out of bounds.
25883 * c-common.h (pointer_int_sum): Adjust declaration.
25885 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25887 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25890 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25893 * opts.c (warn_if_disallowed_function_p): Don't assume
25894 get_callee_fndecl must return non-NULL.
25896 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25898 PR rtl-optimization/39522
25899 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25900 when reg_reloaded_valid is set.
25902 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25904 * config/spu/divv2df3.c: New file.
25905 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25906 (DPBIT_FUNCS): Filter out _div_df.
25908 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25910 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25911 a jump insn, count that jump in the distance to the loop start.
25913 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25916 * config/sh/sh.c (calc_live_regs): Fix condition for global
25917 registers except PIC_OFFSET_TABLE_REGNUM.
25919 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25922 * doc/invoke.texi (-mconsole): New.
25924 (-mno-cygwin): New.
25926 (-mnop-fun-dllimport): New.
25930 (sub section "i386 and x86-64 Windows Options"): New.
25932 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25934 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25935 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25937 2009-03-25 Richard Guenther <rguenther@suse.de>
25939 PR middle-end/39497
25940 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25943 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25945 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25946 neither of haifa/selective schedulers are working.
25948 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25950 * doc/invoke.texi (Debugging Options): Fix description of
25951 -fno-merge-debug-strings.
25953 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25955 * config/cris/libgcc.ver: New version-script.
25956 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25958 * configure.ac <GAS features, nop mnemonic>: Add pattern
25959 crisv32-*-* for "nop".
25960 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25961 * configure: Regenerate.
25963 2009-03-24 Ira Rosen <irar@il.ibm.com>
25965 PR tree-optimization/39529
25966 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25967 mark_sym_for_renaming for the tag copied to the new vector
25970 2009-03-24 Arthur Loiret <aloiret@debian.org>
25972 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25973 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25974 EXTRA_SPEC_FUNCTIONS.
25975 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25976 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25977 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25978 -march and -mtune options.
25980 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25982 * config/m68k/t-rtems: Add m5329 multilib.
25984 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25985 Jakub Jelinek <jakub@redhat.com>
25988 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25991 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25994 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25995 instead of c_parser_expression_conv, if original_code isn't one of the
25996 4 allowed comparison codes, fail.
25998 2009-03-23 Richard Guenther <rguenther@suse.de>
26000 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26001 * tree.h (struct tree_type): Likewise.
26002 * reload.h (struct insn_chain): Likewise.
26003 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26004 * function.h (struct function): Likewise.
26005 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26007 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26009 PR tree-optimization/39516
26010 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26012 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26014 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26015 should be set true if BITS_PER_WORD of target is bigger than 32
26017 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26019 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26020 Translate -B-options to -rpath-link. Correct existing
26021 rpath-link and conditionalize on !nostdlib.
26023 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26025 * doc/extend.texi (Function Attributes, Variable Attributes):
26027 * doc/invoke.texi (Debugging Options, Optimize Options)
26028 (i386 and x86-64 Options, MCore Options): Likewise.
26030 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26033 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26034 it for block local namespace aliases.
26035 (gen_decl_die): Pass context_die to gen_namespace_die.
26037 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26040 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26041 minimum or maximum value.
26043 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26045 * reginfo.c (globalize_reg): Recompute derived reg sets.
26047 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26050 * libgcc2.c (mprotect): Do not use signed arguments for
26051 VirtualProtect, use DWORD arguments. Also fix the 'may
26052 be used uninitialized' warning for the np variable.
26054 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26057 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26058 functions using regparm calling conventions when not optimizing.
26059 (ix86_function_sseregparm): Similarly for sseregparm calling
26062 2009-03-19 Li Feng <nemokingdom@gmail.com>
26064 PR middle-end/39500
26065 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26066 dependence if the first conflict is after niter iterations.
26068 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26070 PR middle-end/38609
26071 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26072 functions with dynamic stack-pointer adjustments.
26074 2009-03-19 Ben Elliston <bje@au.ibm.com>
26076 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26077 option; change to -msdata=data.
26079 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26081 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26084 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26087 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26089 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26091 * doc/invoke.texi (Code Gen Options): Expand discussion of
26094 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26096 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26097 * matrix-reorg.c (struct matrix_info): Likewise.
26098 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26099 * rtl.h (struct mem_attrs): Likewise.
26100 * df.h (struct df): Likewise.
26101 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26102 * ira-int.h (struct ira_allocno): Likewise.
26103 * df-scan.c (struct df_collection_rec): Likewise.
26104 * ira.c (struct equivalence): Likewise.
26105 * function.c (struct temp_slot): Likewise.
26106 * cfgloop.h (struct loop): Likewise.
26109 * function.c (use_register_for_decl): When not optimizing, disregard
26110 register keyword for variables with types containing methods.
26112 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26114 PR middle-end/39447
26115 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26116 (is_simple_operand): Call contains_component_ref_p before calling data
26117 reference analysis that would fail on COMPONENT_REFs.
26119 * tree-vrp.c (search_for_addr_array): Fix formatting.
26121 2009-03-18 Richard Guenther <rguenther@suse.de>
26123 * tree-vect-transform.c (vect_loop_versioning): Fold the
26124 generated comparisons.
26125 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26126 (slpeel_tree_peel_loop_to_edge): Likewise.
26128 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26130 PR middle-end/37805
26131 * opts.c (print_specific_help): In addition to `undocumented',
26132 accept `separate' and `joined' flags if passed alone. Describe
26133 output by the first matched one of those.
26134 (common_handle_option): Skip over empty strings.
26135 * gcc.c (display_help): Fix help string for `--help='.
26136 * doc/invoke.texi (Option Summary, Overall Options): With
26137 `--help=', classes and qualifiers can both be repeated, but
26138 only the latter can be negated. One should not pass only
26139 negated qualifiers. Fix markup and examples.
26142 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26143 PR middle-end/37805
26144 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26145 and -fhelp=separate.
26147 2009-03-17 Jing Yu <jingyu@google.com>
26149 PR middle-end/39378
26150 * function.h (struct rtl_data): Move is_thunk from here...
26151 (struct function): ...to here.
26152 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26153 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26155 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26157 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26158 (alpha_output_function_end_prologue): Likewise.
26159 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26160 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26161 (rs6000_output_function_epilogue): Likewise.
26162 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26164 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26167 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26168 from different units in a single alternative.
26169 (*truncdfsf_i387): Ditto.
26170 (*truncxfsf2_mixed): Ditto.
26171 (*truncxfdf2_mixed): Ditto.
26173 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26175 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26176 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26179 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26180 unused non-artificial variables when not optimizing.
26183 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26184 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26185 NAMESPACE_DECL in its DECL_INITIAL.
26187 PR middle-end/39443
26188 * optabs.c (set_user_assembler_libfunc): New function.
26189 * expr.h (set_user_assembler_libfunc): New prototype.
26190 * c-common.c: Include libfuncs.h.
26191 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26192 for memcmp, memset, memcpy, memmove and abort.
26193 * Makefile.in (c-common.o): Depend on libfuncs.h.
26196 * dwarf2out.c (gen_inlined_enumeration_type_die,
26197 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26198 gen_tagged_type_instantiation_die): Removed.
26199 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26202 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26205 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26207 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26208 (check-parallel-%): Ditto.
26209 (check-consistency): Ditto.
26211 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26213 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26214 local variable rhs by NULL_TREE.
26216 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26219 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26221 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26224 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26226 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26229 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26230 for ms->sysv ABI calls only in 64bit mode.
26232 * config/i386/i386.md (untyped_call): Support 32bit.
26234 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26236 * doc/extend.texi: Replace x86_65 with x86_64.
26238 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26240 PR tree-optimization/39455
26241 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26242 mismatches for POINTER_TYPE_P (type).
26243 (number_of_iterations_le): Likewise.
26245 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26247 * config/picochip/picochip.c: Removed profiling support.
26248 * config/picochip/picochip.md: Removed profiling instruction.
26249 * config/picochip/picochip.h: Removed profiling builtin.
26251 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26253 * doc/install.texi (--with-host-libstdcxx): Document.
26255 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26258 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26259 generate a warning if the function name does not begin with
26260 "__vector" and the function has either the 'signal' or 'interrupt'
26261 attribute, from here to ...
26262 (avr_declare_function_name): ...here. New function.
26263 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26264 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26266 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26269 * cse.c (fold_rtx): Don't modify original const_arg1 when
26270 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26271 separate variable instead.
26272 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26273 from out of range shift counts.
26274 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26276 2009-03-13 Catherine Moore <clm@codesourcery.com>
26278 * config/i386/x-mingw32 (host-mingw32.o): Replace
26279 diagnostic.h with $(DIAGNOSTIC_H).
26281 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26284 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26286 * config/i386/sync.md (sync_compare_and_swap<mode>,
26287 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26288 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26290 (sync_double_compare_and_swapdi_pic,
26291 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26292 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26294 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26297 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26299 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26302 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26303 (avx_addsubv4df3): Likewise.
26304 (*avx_addsubv4sf3): Likewise.
26305 (sse3_addsubv4sf3): Likewise.
26307 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26310 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26312 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26315 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26316 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26317 registers for allocnos created from user-defined variables.
26319 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26322 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26323 of non-integer mode as well.
26325 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26327 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26328 for functions for which the parameter types are unknown.
26330 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26333 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26334 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26335 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26336 * config/i386/i386.c (ix86_local_alignment): For
26337 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26338 long long variables on the stack to avoid dynamic realignment.
26339 Allow the first argument to be a decl rather than type.
26340 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26342 2009-03-11 Nick Clifton <nickc@redhat.com>
26345 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26347 Add description to mno-lsim option.
26348 * config/mcore/mcore.h: Remove comment about deprecated m4align
26350 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26351 * doc/invoke.texi: Add description of mno-lsim and
26352 mstack-increment options.
26354 * config/fr30/fr30.opt: Document the -mno-lsim option.
26355 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26356 and -mno-lsim options.
26358 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26360 * fold-const.c (fold_comparison): Only call fold_inf_compare
26361 if the mode supports infinities.
26363 2009-03-11 Jason Merrill <jason@redhat.com>
26366 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26367 end already did. Notice GIMPLE_CALL modifications of the result.
26368 Don't copy debug information from an ignored decl or a decl from
26371 2009-03-10 Richard Guenther <rguenther@suse.de>
26372 Nathan Froyd <froydnj@codesourcery.com>
26374 PR middle-end/37850
26375 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26376 (__divMODE3): Likewise.
26378 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26380 PR tree-optimization/39394
26381 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26382 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26384 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26386 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26387 inline asms for register asm ("") declarations.
26389 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26391 * fold-const.c (fold_unary): Fix comment.
26393 2009-03-07 Jan Hubicka <jh@suse.cz>
26396 * tree-inline.c (setup_one_parameter): Do replacement of const
26397 argument by constant in SSA form.
26399 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26401 PR middle-end/38028
26402 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26403 determine alignment passed to assign_stack_local.
26404 (assign_parms_unsplit_complex): Likewise.
26405 * except.c (sjlj_build_landing_pads): Likewise.
26407 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26409 PR middle-end/39360
26410 * tree-flow.h (add_referenced_var): Return bool instead of void.
26411 * tree-dfa.c (add_referenced_var): Return result of
26412 referenced_var_check_and_insert call.
26413 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26414 of referenced_var_check_and_insert.
26417 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26418 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26419 DIE, don't emit it if abstract origin already has it.
26420 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26421 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26423 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26425 * genpreds.c (needs_variable): Fix parentheses at variable name
26427 (write_tm_constrs_h): Indent generated code.
26429 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26431 * doc/extend.texi (Function Attributes): Add documentation
26432 for isr attributes.
26434 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26437 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26438 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26440 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26442 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26445 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26448 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26449 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26451 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26453 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26454 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26455 constants instead of magic numbers.
26456 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26458 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26459 (x86_64_ms_abi_int_parameter_registers): Ditto.
26460 (x86_64_int_return_registers): Ditto.
26461 (ix86_maybe_switch_abi): Ditto.
26462 (ix86_expand_call): Ditto for clobbered_registers array.
26463 (ix86_hard_regno_mode_ok): Ditto.
26464 (x86_extended_QIreg_mentioned_p): Ditto.
26466 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26468 PR tree-optimization/39349
26469 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26471 * combine.c (gen_lowpart_for_combine): Use omode when generating
26474 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26476 PR rtl-optimization/39235
26477 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26479 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26481 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26483 2009-03-04 Richard Guenther <rguenther@suse.de>
26485 PR tree-optimization/39362
26486 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26487 that occur in abnormal PHIs should be varying.
26489 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26491 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26493 (simple_iv): Take loop as an argument instead of statement.
26494 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26495 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26497 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26499 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26500 * matrix-reorg.c (analyze_transpose): Ditto.
26501 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26502 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26503 * tree-predcom.c (ref_at_iteration): Ditto.
26504 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26506 2009-03-04 Richard Guenther <rguenther@suse.de>
26508 PR tree-optimization/39358
26509 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26510 escaped_id and callused_id.
26511 (solve_graph): Likewise.
26513 2009-03-04 Richard Guenther <rguenther@suse.de>
26515 PR tree-optimization/39339
26516 * tree-sra.c (try_instantiate_multiple_fields): Make it
26517 no longer ICE on the above.
26519 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26521 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26522 that fits within Pmode.
26524 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26526 PR middle-end/10109
26527 * tm.texi (LIBCALL_VALUE): Update description.
26529 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26531 PR middle-end/34443
26532 * doc/extend.texi (section): Update description.
26534 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26536 PR middle-end/39345
26537 * tree-inline.c (remapped_type): New.
26538 (can_be_nonlocal): Call remapped_type instead of remap_type.
26540 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26543 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26544 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26546 2009-03-03 Richard Guenther <rguenther@suse.de>
26548 PR middle-end/39272
26549 * tree.c (tree_nonartificial_location): New function.
26550 * tree.h (tree_nonartificial_location): Declare.
26551 * builtins.c (expand_builtin_memory_chk): Provide location
26552 of the call location for artificial function pieces.
26553 (maybe_emit_chk_warning): Likewise.
26554 (maybe_emit_sprintf_chk_warning): Likewise.
26555 (maybe_emit_free_warning): Likewise.
26556 * expr.c (expand_expr_real_1): Likewise.
26558 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26560 PR tree-optimization/39343
26561 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26562 COMPONENT_REF t has ARRAY_TYPE.
26564 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26566 PR middle-end/39335
26567 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26568 when the type precision of the induction variable should be
26569 larger than the type precision of nit.
26570 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26571 * graphite.c (graphite_loop_normal_form): Same.
26572 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26574 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26576 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26577 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26578 numbers to describe clobbered registers.
26579 (*call_value_0_rex64_ms_sysv): Ditto.
26580 * config/i386/mmx.md (mmx_emms): Ditto.
26581 (mmx_femms): Ditto.
26583 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26585 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26588 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26590 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26591 (spu_section_type_flags): New function.
26593 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26595 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26596 reg_class_contents of FLOAT_REGS into a temporary.
26598 2009-03-02 Richard Guenther <rguenther@suse.de>
26599 Ira Rosen <irar@il.ibm.com>
26601 PR tree-optimization/39318
26602 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26603 information to the vectorized statement.
26605 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26607 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26608 variable. Use defined names instead of magic constants for REX SSE
26611 2009-03-01 Richard Guenther <rguenther@suse.de>
26613 PR tree-optimization/39331
26614 * omp-low.c (lower_send_shared_vars): Do not receive new
26615 values for the reference of DECL_BY_REFERENCE parms or results.
26617 2009-03-01 Jan Hubicka <jh@suse.cz>
26620 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26621 BLOCK_NONLOCALIZED_VAR): New macros.
26622 (tree_block): Add nonlocalized_vars.
26623 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26624 gen_decl_die): Add origin argument. Allow generation of die with
26625 origin at hand only.
26626 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26627 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26629 (gen_block_die): Fix checking for unused blocks.
26630 (process_scope_var): Break out from .... ; work with origins only.
26631 (decls_for_scope) ... here; process nonlocalized list.
26632 (dwarf2out_ignore_block): Look for nonlocalized vars.
26633 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26635 (dump_scope_block): Dump them.
26636 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26637 (remap_block): Likewise.
26638 (can_be_nonlocal): New predicate.
26639 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26641 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26643 * configure: Regenerate.
26645 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26647 * optc-gen.awk: No need to duplicate option flags twice.
26648 Reuse help texts for duplicate options which do not have any.
26650 * gcc.c (display_help): Document --version.
26652 * gcc.c (main): If print_help_list and verbose_flag, ensure
26653 driver output comes before subprocess output.
26655 * optc-gen.awk: Assign all remaining fields to help string,
26656 space-separated, for multi-line help in *.opt.
26658 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26659 -Wno-pedantic-ms-format is for MinGW targets only.
26661 * doc/options.texi (Option file format): Fix bad indentation,
26662 restoring dropped sentence.
26664 2009-02-28 Jan Hubicka <jh@suse.cz>
26666 * tree-inline.c (tree_function_versioning): Output debug info.
26668 2009-02-28 Jan Hubicka <jh@suse.cz>
26671 * tree-inline.c (setup_one_parameter): Do not copy propagate
26672 arguments when not optimizing.
26674 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26677 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26678 (avx_addsubv4df3): Likewise.
26679 (*avx_addsubv4sf3): Likewise.
26680 (sse3_addsubv4sf3): Likewise.
26681 (*avx_addsubv2df3): Likewise.
26682 (sse3_addsubv2df3): Likewise.
26683 (avx_unpckhps256): Correct item selectors.
26684 (avx_unpcklps256): Likewise.
26685 (avx_unpckhpd256): Likewise.
26686 (avx_unpcklpd256): Likewise.
26688 2009-02-28 Jan Hubicka <jh@suse.cz>
26690 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26692 (copy_arguments_for_versioning): If var is declared don't declare it.
26693 (tree_function_versioning): First setup substitutions and then copy
26696 2009-02-27 Jan Hubicka <jh@suse.cz>
26699 * cgraph.h (varpool_output_debug_info): Remove.
26700 * cgraphunit.c (varpool_output_debug_info): Remove.
26701 * dwarf2out.c (deferred_locations_struct): New struct
26702 (deferred_locations): New type.
26703 (deferred_locations_list): New static var.
26704 (deffer_location): New function.
26705 (gen_variable_die): Use it.
26706 (decls_for_scope): Output info on local static vars.
26707 (dwarf2out_finish): Process deferred locations.
26708 * varpool.c (varpool_output_debug_info): Remove.
26710 2009-02-27 Jan Hubicka <jh@suse.cz>
26713 * tree.h (TREE_PROTECTED): Fix comment.
26714 (BLOCK_HANDLER_BLOCK): Remove.
26715 (struct tree_block): Remove handler_block add body_block.
26716 (inlined_function_outer_scope_p): New.
26717 (is_body_block): Remove.
26718 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26719 * dwarf2out.c (is_inlined_entry_point): Remove.
26720 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26721 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26723 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26724 * gimplify.c (gimplify_expr): Gimplify body blocks.
26725 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26726 block with multiple subblocks.
26727 (dump_scope_block): Prettier output; dump more flags and info.
26728 (dump_scope_blocks): New.
26729 (remove_unused_locals): Use dump_scope_blocks.
26730 * tree-flow.h (dump_scope_blocks): Declare.
26731 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26732 * stmt.c (is_body_block): Remove.
26733 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26734 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26736 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26738 PR middle-end/39308
26739 * graphite.c (graphite_loop_normal_form): Do not call
26740 number_of_iterations_exit from a gcc_assert.
26742 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26744 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26745 jumps if COND is NULL.
26746 (find_cond_jump): New function.
26747 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26748 * config/s390/s390.md: Remove z10_cobra attribute value.
26750 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26752 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26753 force_const_mem returns NULL_RTX.
26755 2009-02-26 Jan Hubicka <jh@suse.cz>
26758 * cgraph.h (varpool_output_debug_info): Remove.
26759 * cgraphunit.c (varpool_output_debug_info): Remove.
26760 * dwarf2out.c (deferred_locations_struct): New struct
26761 (deferred_locations): New type.
26762 (deferred_locations_list): New static var.
26763 (deffer_location): New function.
26764 (gen_variable_die): Use it.
26765 (decls_for_scope): Output info on local static vars.
26766 (dwarf2out_finish): Process deferred locations.
26767 * varpool.c (varpool_output_debug_info): Remove.
26769 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26771 PR rtl-optimization/39241
26772 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26773 to subreg_offset_representable_p.
26775 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26777 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26778 execute function prototype. Get f and nregs from max_reg_num
26779 and get_insns. Remove the first backward pass as it's dead,
26780 guard the forward pass by flag_expensive_optimizations.
26781 (rest_of_handle_regmove): Delete.
26782 (pass_regmove): Replace it with regmove_optimize.
26784 2009-02-25 Martin Jambor <mjambor@suse.cz>
26786 PR tree-optimization/39259
26787 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26788 calls_alloca function flags.
26789 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26790 calls are detected.
26792 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26794 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26795 flags_set_1_rtx, flags_set_1_set): Delete.
26796 (regmove_optimize): Do not call mark_flags_life_zones.
26798 2009-02-24 Julian Brown <julian@codesourcery.com>
26801 * config/arm/arm.c (require_pic_register): Only set
26802 cfun->machine->pic_reg once per function.
26804 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26806 * doc/invoke.texi (Link Options): Document an easier way to pass
26807 options that take arguments to the GNU linker using -Xlinker and -Wl.
26809 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26812 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26814 2009-02-24 Richard Guenther <rguenther@suse.de>
26817 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26819 2009-02-24 Richard Guenther <rguenther@suse.de>
26820 Zdenek Dvorak <ook@ucw.cz>
26822 PR tree-optimization/39233
26823 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26824 from converting them to a generic type.
26826 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26828 PR tree-optimization/39260
26829 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26830 contains a condition with a real type.
26831 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26833 2009-02-23 Jason Merrill <jason@redhat.com>
26836 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26837 narrowing_initializer_constant_valid_p.
26838 (narrowing_initializer_constant_valid_p): Don't return
26839 null_pointer_node for adding a pointer to itself.
26841 2009-02-23 Jan Hubicka <jh@suse.cz>
26844 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26847 2009-02-23 Jan Hubicka <jh@suse.cz>
26849 PR tree-optimization/37709
26850 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26851 * tree.h (block_ultimate_origin): Declare.
26852 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26853 * tree-ssa-live.c (remove_unused_scope_block_p):
26854 Eliminate blocks containig no instructions nor live variables nor
26856 (dump_scope_block): New function.
26857 (remove_unused_locals): Enable removal of dead blocks by default;
26858 enable dumping at TDF_DETAILS.
26860 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26862 * config/i386/i386.c (classify_argument): Don't allow COImode
26864 (function_arg_advance_32): Don't allow OImode.
26865 (function_arg_32): Likewise.
26866 (function_value_32): Likewise.
26867 (return_in_memory_32): Likewise.
26868 (function_arg_64): Remove OImode comment.
26870 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26873 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26874 ix86_expand_vector_set for V4DImode in 64bit mode only.
26875 (ix86_expand_vector_init_one_var): Likewise.
26877 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26879 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26881 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26884 * loop-iv.c: Revert last change.
26885 * emit-rtl.c: Likewise.
26887 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26890 * config/i386/i386.c (type_natural_mode): Remove an extra
26891 space in the warning message.
26892 (function_value_32): Handle 32-byte vector modes.
26893 (return_in_memory_32): Likewise.
26895 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26897 * loop-iv.c (truncate_value): New function.
26898 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26900 (lowpart_subreg): Move to...
26901 * emit-rtl.c: ...here.
26903 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26905 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26906 accidental and undocumented change at revision 140860.
26908 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26910 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26911 take gimple_seq * arguments.
26912 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26913 types_compatible_p langhook.
26915 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26916 Joseph Myers <joseph@codesourcery.com>
26918 * config/arm/arm.c (arm_builtin_va_list): New function.
26919 (arm_expand_builtin_va_start): Likewise.
26920 (arm_gimplify_va_arg_expr): Likewise.
26921 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26922 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26923 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26924 (va_list_type): New variable.
26925 (arm_mangle_type): Mangle va_list_type appropriately.
26927 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26929 PR middle-end/39157
26930 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26931 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26932 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26933 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26934 parameter to 1000 for -O1 by default.
26935 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26937 * loop-invariant.c: Include params.h.
26938 (move_loop_invariants): Don't call move_single_loop_invariants on
26941 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26943 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26944 offset when calculating bounds for indexing stack_usage_map. Fixes
26945 a buffer overflow with certain target setups.
26947 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26950 * calls.c (expand_call): Clear try_tail_call if caller and callee
26951 disagree in promotion of function return value.
26953 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26956 * c-common.c (c_determine_visibility): If visibility changed and
26957 DECL_RTL has been already set, call make_decl_rtl to update symbol
26960 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26963 * varasm.c (assemble_variable): Don't check DECL_NAME when
26964 globalizing a variable.
26966 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26969 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26970 expression before any __builtin_trap call.
26971 * c-typeck.c (build_function_call): Convert and check function
26972 arguments before generating a call to a trap. Evaluate the
26973 function arguments before the trap.
26975 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26978 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26979 (UNSPEC_FXAM_MEM): New unspec.
26980 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26981 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26982 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26984 2009-02-19 Richard Guenther <rguenther@suse.de>
26986 PR tree-optimization/39207
26987 PR tree-optimization/39074
26988 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26989 storedanything_tree): New.
26990 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26991 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26992 (build_succ_graph): Add edges from STOREDANYTHING to all
26994 (init_base_vars): Initialize STOREDANYTHING.
26995 (compute_points_to_sets): Free substitution info after
26996 building the succ graph.
26997 (ipa_pta_execute): Likewise.
26999 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27001 (do_ds_constraint): Do not add to special var or non-pointer
27003 (type_could_have_pointers): Split out from ...
27004 (could_have_pointers): ... here. For arrays use the element type.
27005 (create_variable_info_for): Initialize may_have_pointers.
27006 (new_var_info): Likewise.
27007 (handle_lhs_call): Make the HEAP variable unknown-sized.
27008 (intra_create_variable_infos): Use a type with pointers for
27009 PARM_NOALIAS, make it unknown-sized.
27011 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27014 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27016 2009-02-18 Jason Merrill <jason@redhat.com>
27019 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27020 value if DECL_EXTERNAL.
27021 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27022 * target.h (gcc_target::binds_local_p): Clarify "module".
27023 * tree.h (TREE_PUBLIC): Clarify "module".
27025 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27028 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27029 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27031 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27034 * c.opt (Wabi): Support C and ObjC.
27037 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27039 * config/i386/i386.c (classify_argument): Warn once about the ABI
27040 change when passing union with long double.
27042 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27044 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27047 * c-parser.c (c_parser_compound_statement): Always enter and leave
27050 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27053 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27055 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27057 PR tree-optimization/36922
27058 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27059 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27062 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27064 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27067 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27069 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27071 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27073 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27076 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27077 Richard Sandiford <rdsandiford@googlemail.com>
27079 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27080 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27081 (loongson_biadd): ...this.
27083 2009-02-17 Richard Guenther <rguenther@suse.de>
27085 PR tree-optimization/39202
27086 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27087 a var make sure to follow existing collapses.
27089 2009-02-17 Richard Guenther <rguenther@suse.de>
27091 PR middle-end/39214
27092 * langhooks.c (lhd_print_error_function): Check for NULL block.
27094 2009-02-17 Richard Guenther <rguenther@suse.de>
27096 PR tree-optimization/39204
27097 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27100 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27102 * config/soft-fp/double.h: Update from glibc CVS.
27104 2009-02-17 Richard Guenther <rguenther@suse.de>
27106 PR tree-optimization/39207
27107 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27108 strict-aliasing warnings for pointers pointing to NULL.
27110 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27113 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27114 skipping until next close brace.
27116 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27119 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27120 to function argument boundary.
27122 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27124 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27125 in the lea_add. Reload eventually constraints it properly.
27126 * config/picochip/constraints.md: Remove the target constraint
27127 "b", since it is not needed anymore.
27129 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27131 * gthr-dce.h: Uglify function parameter and local variable names.
27132 * gthr-gnat.h: Likewise.
27133 * gthr-mipssde.h: Likewise.
27134 * gthr-nks.h: Likewise.
27135 * gthr-posix95.h: Likewise.
27136 * gthr-posix.h: Likewise.
27137 * gthr-rtems.h: Likewise.
27138 * gthr-single.h: Likewise.
27139 * gthr-solaris.h: Likewise.
27140 * gthr-tpf.h: Likewise.
27141 * gthr-vxworks.h: Likewise.
27142 * gthr-win32.h: Likewise.
27144 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27147 * config/i386/i386.md: Restrict the new peephole2 to move
27148 between MMX/SSE registers.
27150 2009-02-15 Richard Guenther <rguenther@suse.de>
27153 2009-02-13 Richard Guenther <rguenther@suse.de>
27155 * configure.ac: Enable LFS.
27156 * configure: Re-generate.
27157 * config.in: Likewise.
27159 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27161 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27162 spu_srqwbyte, spu_srqwbytebc): Define.
27163 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27164 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27165 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27166 "shrqby_<mode>"): New insn-and-split patterns.
27167 * config/spu/spu.c (expand_builtin_args): Determine and return
27168 number of operands using spu_builtin_description data.
27169 (spu_expand_builtin_1): Use it.
27171 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27174 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27177 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27180 * config/i386/i386.c (override_options): Correct warning
27181 messages for -malign-loops, -malign-jumps and -malign-functions.
27183 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27186 * config/i386/i386.md: Restrict the new peephole2 to move
27187 between the general purpose registers.
27189 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27192 * config/i386/i386.c (type_natural_mode): Add a new argument.
27193 Return the original mode and warn ABI change if vector size is 32byte.
27194 (function_arg_advance): Updated.
27195 (function_arg): Likewise.
27196 (ix86_function_value): Likewise.
27197 (ix86_return_in_memory): Likewise.
27198 (ix86_sol10_return_in_memory): Likewise.
27199 (ix86_gimplify_va_arg): Likewise.
27200 (function_arg_32): Don't warn ABX ABI change here.
27201 (function_arg_64): Likewise.
27203 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27205 * loop-iv.c (implies_p): In the final case, test that operands 0
27206 of the two comparisons match.
27208 * config/bfin/bfin.c (find_prev_insn_start): New function.
27209 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27210 (find_next_insn_start): Move.
27212 2009-02-13 Richard Guenther <rguenther@suse.de>
27214 * configure.ac: Enable LFS.
27215 * configure: Re-generate.
27216 * config.in: Likewise.
27218 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27221 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27222 sizes on syntax error after some arguments have been parsed.
27224 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27226 * doc/invoke.texi (-fira): Remove.
27228 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27230 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27231 * recog.c: Likewise.
27234 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27236 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27237 (umul_ppmm): Likewise.
27238 (count_leading_zeros): Likewise.
27239 (count_trailing_zeros): Likewise.
27240 (UMUL_TIME): Likewise.
27242 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27244 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27245 soft-fp/t-softfp to tmake_file.
27247 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27248 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27249 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27250 IA64_BUILTIN_INFQ]: New.
27251 (ia64_init_builtins): Initialize __builtin_infq,
27252 __builtin_fabsq and __builtin_copysignq if not HPUX.
27253 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27254 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27256 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27258 (__fixtfti): Likewise.
27259 (__fixunstfti): Likewise.
27260 (__floattitf): Likewise.
27262 * config/ia64/libgcc-glibc.ver: New.
27263 * config/ia64/t-fprules-softfp: Likewise.
27264 * config/ia64/sfp-machine.h: Likewise.
27266 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27267 (LIBGCC2_TF_CEXT): Likewise.
27268 (TF_SIZE): Likewise.
27269 (TARGET_INIT_LIBFUNCS): Likewise.
27271 * config/ia64/t-glibc (SHLINB_MAPFILES):
27272 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27274 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27276 * config/i386/i386.c (construct_container): Rewrite processing
27277 BLKmode with X86_64_SSE_CLASS.
27279 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27282 * config/i386/i386.md: Replace simplify_replace_rtx with
27283 replace_rtx in the new peephole2.
27285 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27287 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27288 loop unrolling do not happen at -O2.
27290 2009-02-12 Michael Matz <matz@suse.de>
27292 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27294 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27296 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27299 2009-02-12 Ben Elliston <bje@au.ibm.com>
27301 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27302 patterns when updating the back chain. Missed in the 2009-02-10
27305 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27307 * doc/extend.texi (Decimal Floating Types): Update identifier of
27308 draft TR and list of missing support.
27310 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27312 PR middle-end/39154
27313 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27314 bit to variable length decl's flags, add it also to its
27315 pointer replacement variable.
27317 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27318 Jakub Jelinek <jakub@redhat.com>
27321 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27322 (memory_blockage): New expander.
27323 (*memory_blockage): New insn pattern.
27324 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27325 instead of general blockage at the end of function prologue when
27326 frame pointer is used to access red zone area. Do not emit blockage
27327 when profiling, it is emitted in generic code.
27328 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27329 function epilogue when frame pointer is used to access red zone area.
27331 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27334 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27335 by arithmetic with memory operands.
27336 * config/i386/predicates.md (commutative_operator): New.
27338 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27340 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27343 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27345 * alias.h (record_alias_subset): Declare.
27346 * alias.c (record_alias_subset): Make global.
27348 2009-02-10 Nick Clifton <nickc@redhat.com>
27350 * tree-parloops.c: Change license to GPLv3.
27351 * ipa-struct-reorg.c: Change license to GPLv3.
27352 * ipa-struct-reorg.h: Change license to GPLv3.
27354 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27357 * c-decl.c (start_struct): Return NULL on error.
27359 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27361 PR middle-end/39124
27362 * cfgloopmanip.c (remove_path): Call remove_bbs after
27363 cancel_loop_tree, not before it.
27366 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27367 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27368 VAR_DECLs were seen.
27369 * tree-ssa-live.c (remove_unused_locals): Recompute
27370 cfun->has_local_explicit_reg_vars.
27371 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27372 copies or clearings if cfun->has_local_explicit_reg_vars.
27374 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27377 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27378 of function prologue when frame pointer is used to access
27381 2009-02-10 Richard Guenther <rguenther@suse.de>
27383 PR middle-end/39127
27384 * gimplify.c (gimple_regimplify_operands): Always look if
27385 we need to create a temporary.
27387 2009-02-10 Richard Guenther <rguenther@suse.de>
27389 PR tree-optimization/39132
27390 * tree-loop-distribution.c (todo): New global var.
27391 (generate_memset_zero): Trigger TODO_rebuild_alias.
27392 (tree_loop_distribution): Return todo.
27394 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27397 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27398 (x86_64_reg_class_name): Removed.
27399 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27400 first one isn't X86_64_SSE_CLASS or any other ones aren't
27401 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27402 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27403 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27404 and 3 X86_64_SSEUP_CLASS.
27405 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27406 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27408 2009-02-10 Ben Elliston <bje@au.ibm.com>
27410 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27411 form instruction to update the stack back chain word, even if the
27412 user has disabled the generation of update instructions.
27413 (movdi_<mode>_update_stack): New.
27414 (movsi_update_stack): Likewise.
27415 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27416 always use an update form instruction to update the stack back
27419 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27421 PR middle-end/38953
27422 * graphite.c (if_region_set_false_region): After moving a region in
27423 the false branch of a condition, remove the empty dummy basic block.
27424 (gloog): Remove wrong fix for PR38953.
27426 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27428 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27429 generation due to implicit sign extension.
27431 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27433 PR middle-end/38981
27434 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27435 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27437 2009-02-09 Richard Guenther <rguenther@suse.de>
27439 PR middle-end/35202
27440 * convert.c (convert_to_real): Disable (float)fn((double)x)
27441 to fnf(x) conversion if errno differences may occur and
27442 -fmath-errno is set.
27444 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27446 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27447 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27448 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27450 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27453 * c-common.c (handle_alias_attribute): Disallow attribute for
27454 anything not a FUNCTION_DECL or VAR_DECL.
27456 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27459 * real.c (do_compare): Special-case compare of zero against
27460 decimal float value.
27462 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27465 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27466 as indicating flexible array members unless the field itself is
27467 being declarared as the incomplete array.
27469 2009-02-06 Jan Hubicka <jh@suse.cz>
27471 PR tree-optimization/38844
27472 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27473 is already inlined.
27475 2009-02-06 Richard Guenther <rguenther@suse.de>
27477 PR middle-end/38977
27478 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27479 fork because we may expand it as __gcov_fork.
27481 2009-02-06 Nick Clifton <nickc@redhat.com>
27483 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27485 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27487 PR tree-optimization/35659
27488 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27489 vn_phi_eq): Shortcut if hashcode does not match.
27490 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27492 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27493 and avoid iterative_hash_expr.
27494 (FOR_EACH_VALUE_ID_IN_SET): New.
27495 (value_id_compare): Remove.
27496 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27497 sort expressions by value id.
27499 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27502 * config/sh/predicates.md (general_movsrc_operand): Don't check
27503 the subreg of system registers here.
27505 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27508 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27509 on the copied decl.
27511 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27513 PR rtl-optimization/39110
27514 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27515 addresses, not aligned ones.
27517 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27518 Richard Guenther <rguenther@suse.de>
27520 PR tree-optimization/39100
27521 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27522 comment says and add edges.
27524 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27527 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27528 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27530 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27532 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27533 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27534 register_bb_in_sese, new_sese, free_sese): Moved.
27535 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27536 outermost_loop_in_scop, build_scop_iteration_domain,
27537 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27538 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27539 Use loop_in_sese_p instead of loop_in_scop_p.
27540 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27541 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27542 (scopdet_basic_block_info): Fix bug in scop detection.
27543 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27544 eq_loop_to_cloog_loop): Remove.
27545 (nb_loops_around_loop_in_scop, nb_loop
27546 ref_nb_loops): Moved here...
27547 * graphite.h (ref_nb_loops): ... from here.
27548 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27549 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27550 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27552 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27553 Hans-Peter Nilsson <hp@axis.com>
27555 PR rtl-optimization/37889
27556 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27557 Move offset handling from PLUS to before the switch. Use new
27558 arguments when considering SYMBOL_REFs too.
27559 (rtx_addr_can_trap_p): Pass dummy offset and size.
27560 (enum may_trap_p_flags): Remove.
27561 (may_trap_p_1): Pass size from MEM_SIZE.
27563 PR rtl-optimization/38921
27564 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27565 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27566 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27567 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27569 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27571 AVX Programming Reference (January, 2009)
27572 * config/i386/sse.md (*vpclmulqdq): New.
27574 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27576 PR tree-optimization/38977
27577 PR gcov-profile/38292
27578 * calls.c (special_function_p): Disregard __builtin_ prefix.
27580 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27582 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27583 non-indexable addresses even before reload.
27585 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27588 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27589 as having variable size. Do not give an error for unnamed
27590 parameters with [*] declarators. Give a warning for type names
27591 with [*] declarators and mark them as variable size.
27592 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27593 for sizeof applied to [*] type names.
27595 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27598 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27600 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27602 * gcc.c (process_command): Update copyright notice dates.
27603 * gcov.c (print_version): Likewise.
27604 * gcov-dump.c (print_version): Likewise.
27605 * mips-tfile.c (main): Likewise.
27606 * mips-tdump.c (main): Likewise.
27608 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27611 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27612 for composite type involving a zero-length array type.
27614 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27617 * function.c (match_asm_constraints_1): Skip over
27618 initial optional % in the constraint.
27620 PR inline-asm/39059
27621 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27622 supported, don't accept FIXED_CSTs.
27623 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27624 and _Sat is used without _Fract/_Accum. Set specs->type to
27625 integer_type_node for cts_fract/cts_accum if fixed point is not
27628 2009-02-02 Catherine Moore <clm@codesourcery.com>
27630 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27632 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27634 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27635 (ABI_HAS_64BIT_SYMBOLS): Use it.
27636 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27638 2009-02-02 Paul Brook <paul@codesourcery.com>
27640 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27642 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27644 PR inline-asm/39058
27645 * recog.h (asm_operand_ok): Add constraints argument.
27646 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27647 recurse on matching constraint.
27648 (check_asm_operands): Pass constraints as 3rd argument to
27649 asm_operand_ok. Don't look up matching constraint here.
27650 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27653 2009-02-02 Ben Elliston <bje@au.ibm.com>
27655 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27656 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27658 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27660 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27661 information. Remove some obsolete information. Reorganize.
27663 * config/pa/fptr.c: Revert license to GPL 2.
27664 * config/pa/milli64.S: Likewise.
27666 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27669 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27670 LIBRARY name in, instead of hard-coding it.
27671 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27672 extra target make frag to tmake_files according to EH model.
27673 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27674 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27675 frags that define makefile variable EH_MODEL appropriately.
27676 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27677 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27678 to "-sjlj" according to type of EH configured.
27679 (LIBGCC_SONAME): Concatenate it to shared library base name.
27680 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27681 to "_sjlj" according to type of EH configured.
27682 (LIBGCC_SONAME): Concatenate it to shared library base name.
27683 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27684 (SHLIB_LINK): Add missing semicolon to if-else construct.
27685 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27686 string value of "pe_dll" command-line option.
27687 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27688 (SHLIB_SONAME): Use it when overriding t-cygming default.
27689 (SHLIB_IMPLIB): Override t-cygming default.
27690 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27691 string value of "pe_dll" command-line option.
27693 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27696 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27697 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27699 2009-01-31 Richard Guenther <rguenther@suse.de>
27701 PR tree-optimization/38937
27702 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27703 computing the transitive closure.
27705 2009-01-30 Richard Guenther <rguenther@suse.de>
27707 PR tree-optimization/39041
27708 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27709 Propagate variable indices only if the types match for this stmt.
27711 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27714 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27715 inline but never defined.
27717 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27719 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27720 (*insv_h_di_reg_extimm): New insn.
27721 (*insv_l<mode>_reg_extimm): New insn.
27723 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27725 * config/picochip/picochip.c (flag_conserve_stack): set
27726 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27727 fconserve-stack. Reduce call-overhead used by inliner.
27729 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27732 * common.opt (flag_conserve_stack): Initialised to zero.
27734 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27737 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27738 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27741 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27743 * ira-color.c (allocno_reload_assign): Update comments.
27744 * regmove.c (regmove_optimize): Likewise.
27748 2009-01-29 Robert Millan <rmh@aybabtu.com>
27750 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27751 * config/i386/kopensolaris-gnu.h: New file. Undefine
27752 `MD_UNWIND_SUPPORT'.
27753 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27755 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27757 PR tree-optimization/39007
27758 * tree-loop-distribution.c (generate_builtin): Use
27759 recompute_dominator to compute the immediate dominator of the
27760 basic block just after the loop.
27762 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27764 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27765 (ASM_OUTPUT_DWARF_PCREL): Define.
27767 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27769 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27770 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27771 global. Modify entries about regmove and IRA.
27773 * ra-conflict.c: Remove the file.
27775 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27777 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27778 (pass_regclass_init): Rename to pass_reginfo_init.
27780 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27782 * toplev.h (flag_ira): Remove.
27784 * caller-save.c (setup_save_areas): Remove flag_ira.
27786 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27788 * global.c: Remove the file.
27790 * opts.c (decode_options): Remove flag_ira.
27792 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27794 * regmove.c: Modify file description.
27795 (find_use_as_address, try_auto_increment): Define them only if
27796 AUTO_INC_DEC is defined.
27797 (replacement_quality, replace_in_call_usage, fixup_match_1,
27798 stable_and_no_regs_but_for_p): Remove.
27799 (reg_set_in_bb): Make it static.
27800 (regmove_optimize): Remove flag_ira and code which worked for
27803 * local-alloc.c: Remove the file.
27805 * common.opt (fira): Remove.
27807 * ira.c: Include except.h.
27808 (eliminable_regset): Move from global.c.
27809 (mark_elimination): Ditto. Remove flag_ira.
27810 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27811 equiv_mem_modified, validate_equiv_mem_from_store,
27812 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27813 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27814 no_equiv, recorded_label_ref): Move from local-alloc.c.
27815 (update_equiv_regs): Ditto. Make it static.
27816 (print_insn_chain, print_insn_chains): Move it from global.c.
27817 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27818 (build_insn_chain): Ditto. Make it static.
27819 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27820 Rename to init_live_subregs.
27821 (gate_ira): Remove flag_ira.
27823 * regclass.c: Rename reginfo.c. Change file description.
27824 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27825 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27826 (init_reg_sets_1): Remove code for evaluation of
27827 reg_class_superclasses and losing_caller_save_reg_set.
27828 (init_regs): Remove init_reg_autoinc.
27829 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27830 ok_for_base_p_nonstrict): Remove.
27831 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27832 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27833 corresponding entries.
27834 (dump_regclass, record_operand_costs, scan_one_insn,
27835 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27836 record_address_regs, auto_inc_dec_reg_p): Remove.
27837 (gt-regclass.h): Rename to gt-reginfo.h.
27839 * rtl.h (dump_global_regs, retry_global_alloc,
27840 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27842 * Makefile.in (RA_H): Remove.
27843 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27844 Rename regclass.o to reginfo.o.
27845 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27847 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27848 (GTFILES): Rename regclass.c to reginfo.c.
27850 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27851 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27853 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27854 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27856 (finish_spills): Ditto. Remove code for !flag_ira.
27858 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27860 PR middle-end/35854
27861 * doc/invoke.texi (rtl debug options): Complete rewrite.
27862 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27864 * mode-switching.c (pass_mode_switching): Rename pass from
27865 "mode-sw" to "mode_sw".
27866 * except.c (pass_convert_to_eh_ranges): Rename pass from
27867 "eh-ranges" to "eh_ranges".
27868 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27872 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27873 Alexander Monakov <amonakov@ispras.ru>
27875 PR middle-end/38857
27876 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27878 (move_exprs_to_boundary): Change return type and pass through
27879 should_move from move_op. Relax assert. Update usage ...
27880 (schedule_expr_on_boundary): ... here. Use should_move instead of
27882 (move_op_orig_expr_found): Indicate that insn was disconnected from
27884 (code_motion_process_successors): Do not call after_merge_succs
27885 callback if original expression was not found when traversing any of
27887 (code_motion_path_driver): Change return type. Update prototype.
27888 (move_op): Update comment. Add a new parameter (should_move). Update
27889 prototype. Set *should_move based on indication provided by
27890 move_op_orig_expr_found.
27892 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27894 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27895 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27896 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27897 * config/rs6000/rs6000.c (rs6000_override_options): Default
27898 avoid-indexed-addresses on for Power6, off for everything else.
27899 (avoiding_indexed_address_p): New function.
27900 (rs6000_legitimize_address): Use it.
27901 (rs6000_legitimate_address): Likewise.
27902 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27904 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27906 PR tree-optimization/38997
27907 * tree-loop-distribution.c (generate_memset_zero): Use
27908 POINTER_PLUS_EXPR for a pointer addition.
27910 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27912 * config/s390/s390.md (bswap<mode>2): New pattern added.
27914 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27916 * config/s390/s390.md (*tls_load_31): Added type attribute.
27918 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27920 * config/s390/s390.md: Fix a few comments.
27922 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27924 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27925 (*tm<mode>_full): Fixed z10prop attribute.
27926 (*tst<mode>_extimm): Fixed z10prop attribute.
27927 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27928 (*tstqiCCT_cconly): Fixed z10prop attribute.
27929 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27930 (*movsi_larl): Fixed z10prop attribute.
27931 (*movsi_zarch): Fixed z10prop attribute.
27932 (*movsi_eas): Fixed z10prop attribute.
27933 (*movhi): Fixed z10prop attribute.
27934 (*movqi): Fixed z10prop attribute.
27935 (*movstrictqi): Fixed z10prop attribute.
27936 (*mov<mode>): Fixed z10prop attribute.
27937 (*movcc): Fixed z10prop attribute.
27938 (*sethighpartdi_64): Fixed z10prop attribute.
27939 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27940 (*negdi2_sign_cc): Fixed z10prop attribute.
27941 (*negdi2_sign): Fixed z10prop attribute.
27942 (*absdi2_sign_cc): Fixed z10prop attribute.
27943 (*absdi2_sign): Fixed z10prop attribute.
27944 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27945 (*negabsdi2_sign): Fixed z10prop attribute.
27946 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27947 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27948 (doloop_si64): Fixed z10prop attribute.
27949 (doloop_si31): Fixed z10prop attribute.
27950 (doloop_long): Fixed z10prop attribute.
27951 (indirect_jump): Fixed z10prop attribute.
27952 (nop): Fixed z10prop attribute.
27953 (main_base_64): Fixed z10prop attribute.
27954 (reload_base_64): Fixed z10prop attribute.
27956 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27958 PR rtl-optimization/38740
27959 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27961 * config/mips/mips.c (mips_reorg): Likewise.
27963 2009-01-28 Richard Guenther <rguenther@suse.de>
27965 PR tree-optimization/38926
27966 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27967 with the correct value id to a value.
27968 (do_regular_insertion): Use the value number of edoubleprime
27969 for the value number of the expr.
27972 2008-08-21 Richard Guenther <rguenther@suse.de>
27974 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27975 a PHI ask VN if it is already available.
27976 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27977 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27979 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27981 PR middle-end/38934
27982 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27983 set to varying whenever max has TREE_OVERFLOW set, similarly
27984 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27986 2009-01-28 Richard Guenther <rguenther@suse.de>
27988 PR middle-end/38908
27989 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27990 uninitialized aggregate uses in call arguments.
27992 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27994 PR tree-optimization/38984
27995 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27996 the nothing_id variable if -fno-delete-null-pointer-checks.
27998 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28001 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28002 (set_got_offset_rex64): Ditto.
28004 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28007 * doc/extend.texi: Improve local variable with asm reg.
28009 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28011 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28012 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28013 was not supplied then set warn_packed_bitfield_compat to the
28014 default value of 1.
28015 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28018 2009-01-27 Richard Guenther <rguenther@suse.de>
28020 PR tree-optimization/38503
28021 * cfgexpand.c (expand_gimple_basic_block): Ignore
28022 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28023 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28024 variables that cannot have TBAA applied.
28025 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28028 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28030 PR middle-end/38969
28031 * calls.c (initialize_argument_information): Do not wrap complex
28032 arguments in SAVE_EXPR.
28034 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28036 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28037 (INSTALL_LIBGCC): Revert typo commit.
28039 2009-01-26 Richard Guenther <rguenther@suse.de>
28041 PR tree-optimization/38745
28042 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28043 from special handling.
28045 2009-01-26 Richard Guenther <rguenther@suse.de>
28047 PR tree-optimization/38745
28048 * tree-ssa.c (execute_update_addresses_taken): Do not include
28049 variables that cannot possibly be a register in not_reg_needs.
28050 Do not clear TREE_ADDRESSABLE on vars that may not become
28052 * tree-ssa.c (update_alias_info_1): Include those in the set
28053 of addressable vars.
28055 2009-01-26 Richard Guenther <rguenther@suse.de>
28057 PR middle-end/38851
28058 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28059 * tree-ssa-dse.c: Include langhooks.h
28060 (execute_simple_dse): Remove stores with zero size.
28062 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28065 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28068 2009-01-24 Julian Brown <julian@codesourcery.com>
28070 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28071 config/arm/linux-atomic.c.
28072 * config/arm/linux-atomic.c: New.
28074 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28076 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28077 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28078 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28080 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28083 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28086 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28088 PR tree-optimization/38953
28089 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28090 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28091 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28092 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28095 2009-01-24 Paul Brook <paul@codesourcery.com>
28097 * config/arm/neon.md (neon_type): Move to arm.md.
28098 (neon_mov<VSTRUCT>): Add neon_type attribute.
28099 * config/arm/arm.md (neon_type): Move to here.
28100 (conds): Add "unconditioal" and use as default for NEON insns.
28102 2009-01-24 Ben Elliston <bje@au.ibm.com>
28104 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28105 void *' warning from -Wc++-compat.
28106 * Makefile.in (dominance.o-warn): Remove.
28108 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28110 PR tree-optimization/38932
28111 * fold-const.c (fold_unary_ignore_overflow): New.
28112 * tree.h (fold_unary_ignore_overflow): Declare.
28113 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28114 * tree-ssa-sccvn.c (visit_reference_op_load,
28115 simplify_unary_expression): Likewise.
28117 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28119 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28120 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28121 regardless of their type.
28122 * c-common.c (handle_packed_attribute): Don't ignore packed on
28124 * c.opt (Wpacked-bitfield-compat): New warning option.
28125 * stor-layout.c (place_field): Warn if offset of a field changed.
28126 * doc/extend.texi (packed): Mention the ABI change.
28127 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28128 (Warning Options): Add it to the list.
28130 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28132 * c-opts.c (c_common_post_options): Fix a typo in comments.
28134 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28136 PR middle-end/38615
28137 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28138 variables to static.
28139 * doc/invoke.texi (-fmerge-all-constants): Update description.
28141 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28144 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28145 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28147 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28149 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28151 (LOCAL_ALIGNMENT): Similarly.
28153 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28154 Joseph Myers <joseph@codesourcery.com>
28156 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28157 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28158 * config/arm/arm-tune.md: Regenerate.
28159 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28162 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28164 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28165 version number to five.
28167 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28170 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28171 * c-common.c (set_underlying_type): Likewise.
28172 (is_typedef_decl ): Likewise
28174 (set_underlying_type): Likewise.
28175 (is_typedef_type): Likewise.
28177 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28179 PR middle-end/38587
28180 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28183 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28186 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28187 (LIBGCC_SPEC): Don't define.
28188 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28190 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28192 PR rtl-optimization/38879
28193 * alias.c (base_alias_check): Unaligned access via AND address can
28194 alias all surrounding object types except those with sizes equal
28195 or wider than the size of unaligned access.
28197 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28200 * c-decl.c (clone_underlying_type): Move this ...
28201 * c-common.c (set_underlying_type): ... here.
28202 Also, make sure the function properly sets TYPE_STUB_DECL() on
28203 the newly created typedef variant type.
28204 (is_typedef_decl ): New entry point.
28205 * tree.h: Added a new member member_types_needing_access_check to
28206 struct tree_decl_non_common.
28207 (set_underlying_type): New entry point.
28208 (is_typedef_type): Likewise.
28210 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28212 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28213 Check whether two instructions have memory references that
28214 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28215 are helper functions for traversing.
28216 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28217 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28218 not to draw dependency edge for instructions with non-conflicting
28221 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28224 * longlong.h: Update copyright years. Use soft-fp license notice.
28225 Sync __clz_tab declaration with glibc.
28227 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28230 * doc/extend.texi (syscall_linkage): New.
28231 (version_id): Modify.
28233 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28234 Richard Guenther <rguenther@suse.de>
28236 PR tree-optimization/38747
28237 PR tree-optimization/38748
28238 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28239 conversion if the base address is an indirect reference and the
28240 aliasing sets could cause issues.
28242 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28244 * common.opt (fgraphite, fgraphite-identity): Add comment for
28245 explaining why these options are not documented.
28247 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28249 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28250 gimple_call_lhs is NULL.
28252 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28255 * emit-rtl.c (adjust_address_1): Make sure memref is never
28258 2009-01-20 Ben Elliston <bje@au.ibm.com>
28260 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28261 const qualifier from arg parameter. Remove unnecessary cast to char *.
28262 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28263 const qualifier from arg 2.
28265 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28267 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28269 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28272 * rtl.h (reinit_regs): New prototype.
28273 * regclass.c: Include ira.h.
28274 (reinit_regs): New.
28275 * Makefile.in (regclass.o): Add ira.h.
28276 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28278 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28281 * c-common.c (handle_aligned_attribute): Use
28282 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28283 default alignment value.
28285 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28287 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28288 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28290 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28291 __BIGGEST_ALIGNMENT__.
28293 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28295 2009-01-18 Richard Guenther <rguenther@suse.de>
28297 PR tree-optimization/38819
28298 * tree-flow.h (operation_could_trap_helper_p): Declare.
28299 * tree-eh.c (operation_could_trap_helper_p): Export.
28300 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28301 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28302 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28303 are about to insert a possibly trapping instruction and fail
28306 2009-01-18 Andreas Schwab <schwab@suse.de>
28308 * doc/install.texi (Configuration): Remove obsolete paragraph
28309 about use of --with-gnu-ld with --with-gnu-as.
28311 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28313 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28314 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28315 Follow spelling conventions.
28317 2009-01-18 Ben Elliston <bje@au.ibm.com>
28319 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28320 C++ warning about implicit conversion from void * to struct
28322 (bitmap_obstack_free): Likewise for bitmap_element *.
28323 * Makefile.in (bitmap.o-warn): Remove.
28325 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28327 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28329 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28330 Tobias Grosser <tobi.grosser@amd.com>
28332 * graphite.c (graphite_trans_scop_block): Do not block single
28335 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28337 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28338 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28339 test with assertion.
28341 2009-01-16 Richard Guenther <rguenther@suse.de>
28343 PR tree-optimization/38835
28344 PR middle-end/36227
28345 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28346 and INT + PTR -> (INT)(PTR p+ INT) folding.
28347 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28349 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28352 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28353 the subreg from a lowpart subreg if it is also casting the value.
28355 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28356 Tobias Grosser <tobi.grosser@amd.com>
28358 * graphite.c (compare_prefix_loops): New.
28359 (build_scop_canonical_schedules): Rewritten.
28360 (graphite_transform_loops): Move build_scop_canonical_schedules
28361 after build_scop_iteration_domain.
28363 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28364 Tobias Grosser <tobi.grosser@amd.com>
28366 * graphite.c (add_conditions_to_domain): Add the loops to
28367 the dimension of the iteration domain. Do copy the domain
28368 only when it exists.
28369 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28370 (add_conditions_to_constraints): New.
28371 (can_generate_code_stmt, can_generate_code): Removed.
28372 (gloog): Do not call can_generate_code.
28373 (graphite_transform_loops): Call add_conditions_to_constraints
28374 after building the iteration domain.
28376 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28378 PR tree-optimization/38789
28379 * tree-ssa-threadedge.c
28380 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28381 __builtin_constant_p.
28383 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28385 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28386 examined before deleting them.
28388 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28390 * function.c (aggregate_value_p): Correctly extract the function
28391 type from CALL_EXPR_FN lookup.
28393 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28395 * config/picochip/picochip.c (picochip_override_options): Revert
28396 CFI asm flag disable commited previously.
28398 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28399 Tobias Grosser <tobi.grosser@amd.com>
28400 Jan Sjodin <jan.sjodin@amd.com>
28402 * graphite.c (scan_tree_for_params): On substractions negate
28403 all the coefficients of the term.
28404 (clast_to_gcc_expression_red): New. Handle reduction expressions
28405 of more than two operands.
28406 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28407 (get_vdef_before_scop): Handle also the case of default definitions.
28409 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28411 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28412 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28413 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28415 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28416 Joey Ye <joey.ye@intel.com>
28418 PR middle-end/37843
28419 * cfgexpand.c (expand_stack_alignment): Don't update stack
28420 boundary nor check incoming stack boundary here.
28421 (gimple_expand_cfg): Update stack boundary and check incoming
28422 stack boundary here.
28424 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28426 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28428 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28430 PR rtl-optimization/38245
28431 * calls.c (expand_call): Add stack arguments to
28432 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28433 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28434 in regs and partially in memory or BLKmode arguments.
28435 (emit_library_call_value_1): Add stack arguments to
28436 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28437 ACCUMULATE_OUTGOING_ARGS).
28438 * dce.c: Include tm_p.h.
28439 (find_call_stack_args): New function.
28440 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28442 (mark_insn): Call find_call_stack_args for CALL_Ps.
28443 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28444 forwards. Allocate and free arg_stores bitmap if needed, pass it
28445 down to deletable_insn_p, don't mark stores set in arg_stores
28446 bitmap, clear the bitmap at the beginning of each bb.
28447 * Makefile.in (dce.o): Depend on $(TM_P_H).
28449 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28452 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28453 to make sure the insn is a conditional test (bug 22599). Reformat a
28456 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28458 PR middle-end/38431
28459 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28460 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28461 (gloog): Do not call cleanup_tree_cfg.
28462 (graphite_transform_loops): Call cleanup_tree_cfg after all
28463 scops have been code generated.
28465 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28466 * doc/gty.texi (Invoking the garbage collector): Added new node
28467 and section documenting ggc_collect.
28469 2009-01-14 Richard Guenther <rguenther@suse.de>
28471 PR tree-optimization/38826
28472 PR middle-end/38477
28473 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28474 initialization notes only if we actually emitted a warning.
28475 (intra_create_variable_infos): Add constraints for a result decl
28476 that is passed by hidden reference.
28477 (build_pred_graph): Mark all related variables non-direct on
28480 2009-01-14 Nick Clifton <nickc@redhat.com>
28482 * ira-conflicts.c: Include addresses.h for the definition of
28484 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28485 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28487 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28490 * Makefile.in (ira-lives.o): Add except.h.
28492 * ira-lives.c: Include except.h.
28493 (process_bb_node_lives): Process can_throw_internal.
28495 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28497 PR rtl-optimization/38774
28498 * combine.c (simplify_set): When undoing cc_use change, don't do
28499 PUT_CODE on the newly created comparison, but instead put back the
28502 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28504 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28505 values. Remove duplicate arm8 entry.
28507 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28509 PR tree-optimization/38786
28510 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28511 the SSA_NAME case of expand_scalar_variables_expr.
28512 Set the type of an expression to the type of its assign statement.
28513 (expand_scalar_variables_expr): Also gather the scalar computation
28514 used to index the memory access. Do not pass loop_p.
28515 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28516 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28517 the gimple_stmt_iterator where it inserts new code.
28518 Do not pass loop_p.
28519 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28520 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28522 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28524 * graphite.h (debug_value): Removed.
28525 * graphite.c (debug_value): Removed.
28527 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28529 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28530 ldrd/strd with two 32-bit instructions.
28532 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28534 * config/arm/arm.c (struct processors): Pass for speed down into
28535 cost helper functions.
28536 (const_ok_for_op): Handle COMPARE and inequality nodes.
28537 (arm_rtx_costs_1): Rewrite.
28538 (arm_size_rtx_costs): Update prototype.
28539 (arm_rtx_costs): Pass speed down to helper functions.
28540 (arm_slowmul_rtx_costs): Rework cost calculations.
28541 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28542 (arm_9e_rtx_costs): Likewise.
28544 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28546 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28547 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28548 (alpha_legitimize_address): Do not split local symbols wider than
28549 UNITS_PER_WORD into HIGH/LO_SUM parts.
28551 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28554 * gcc.c (process_command): Replace call to execvp with calls
28555 to pex_one and exit.
28557 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28560 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28561 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28562 variant for devices with 3-byte PC.
28563 (__tablejump_elpm__): New.
28565 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28568 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28569 offsetof member-designator, handle it as `[0].'.
28571 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28573 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28574 function when not using named sections on targets with named sections
28575 if branch distance is less than 262132.
28577 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28579 * combine.c (combine_instructions): Recompute
28580 optimize_this_for_speed_p for each BB in the main combine loop.
28582 2009-01-12 Tomas Bily <tbily@suse.cz>
28585 * tree-loop-distribution.c (prop_phis): New function.
28586 (generate_builtin): Call prop_phis.
28588 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28590 PR tree-optimization/38807
28591 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28592 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28594 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28596 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28597 subreg of op0 to the original op0.
28599 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28601 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28603 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28606 * mips-tfile.c (parse_def): Fix parsing of def strings
28607 starting with digits.
28609 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28612 * config/arm/arm.c (arm_is_long_call_p): Don't call
28613 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28615 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28617 * regrename.c (regrename_optimize): Fix dumping.
28618 (find_oldest_value_reg): Preserve REG_POINTER.
28619 (copy_hardreg_forward_1): Likewise.
28621 2009-01-09 Diego Novillo <dnovillo@google.com>
28623 * gimple.h (struct gimple_statement_base) <uid>: Document
28624 the restrictions on its use.
28625 (gimple_uid): Tidy.
28626 (gimple_set_uid): Tidy.
28628 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28630 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28631 zero guard even if align_bytes != 0 and count is smaller than
28634 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28636 PR rtl-optimization/38495
28637 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28638 (add_range_and_copies_from_move_list): Print all added ranges.
28639 Add ranges to memory optimized destination.
28641 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28645 * config/i386/i386.c (override_options): Reject
28646 -mstringop-strategy=rep_8byte with -m32.
28647 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28648 to 1. Do count comparison against epilogue_size_needed at compile
28649 time even when count_exp was constant forced into register. For
28650 size_needed don't jump to epilogue, instead just avoid aligning
28651 and invoke the body algorithm. If need_zero_guard, add zero guard
28652 even if count is non-zero, but smaller than size_needed + number of
28653 bytes that could be stored for alignment.
28654 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28655 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28656 but smaller than size_needed + number of bytes that could be stored
28657 for alignment. Compare size_needed with epilogue_size_needed instead
28658 of desired_align - align, don't adjust size_needed, pass
28659 epilogue_size_needed to the epilogue expanders.
28662 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28664 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28666 * pa.c (last_address): Change to unsigned.
28667 (update_total_code_bytes): Change argument to unsigned. Don't
28668 check if insn addresses are set.
28669 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28670 addresses are not set.
28671 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28673 2009-01-09 Nick Clifton <nickc@redhat.com>
28675 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28676 DECL_DECLARED_INLINE_P.
28678 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28680 PR middle-end/38347
28681 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28682 GET_MODE (op0) in operand_subword_force calls.
28684 PR middle-end/38771
28685 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28686 fold_convert arg0 operands to TREE_TYPE (op0) first.
28688 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28690 * params.def (ira-max-conflict-table-size): Decrease default value
28693 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28695 PR tree-optimization/37031
28696 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28698 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28699 allocate it using gc instead of heap, use VEC_quick_push instead of
28701 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28702 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28703 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28704 allocated vector from heap allocated.
28705 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28706 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28707 vector only after perfect_loop_nest_depth call.
28709 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28710 Jan Sjodin <jan.sjodin@amd.com>
28712 PR tree-optimization/38559
28713 * graphite.c (debug_value, copy_constraint,
28714 swap_constraint_variables, scale_constraint_variable, ): New.
28715 (get_lower_bound, get_upper_bound): Removed.
28716 (graphite_trans_bb_strip_mine): Clean up this code that works
28717 only for constant number of iterations. Fully copy upper and
28718 lower bound constraints, not only the constant part of them.
28719 * graphite.h (debug_value): Declared.
28721 2009-01-08 Ira Rosen <irar@il.ibm.com>
28723 PR tree-optimization/37194
28724 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28725 Don't add the cost of cost model guard in prologue to scalar
28726 outside cost in case of known number of iterations.
28728 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28729 Alan Modra <amodra@bigpond.net.au>
28731 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28732 non-word-aligned REG+CONST addressing.
28734 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28737 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28738 free_after_compilation when outputting a thunk.
28739 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28740 Do not call free_after_compilation here.
28742 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28744 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28745 (ix86_valid_target_attribute_inner_p): Ditto.
28747 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28749 PR tree-optimization/38492
28750 PR tree-optimization/38498
28751 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28752 * tree-chrec.h (scev_is_linear_expression): Declared.
28753 * graphite.c (graphite_cannot_represent_loop_niter): New.
28754 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28755 (graphite_loop_normal_form): Use gcc_assert.
28756 (scan_tree_for_params): Use CASE_CONVERT.
28757 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28758 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28759 Use gcc_assert. Discard scops that contain unhandled cases.
28760 (build_scop_conditions): Return a boolean status for unhandled cases.
28761 (strip_mine_profitable_p): Print the loop number, not its depth.
28762 (is_interchange_valid): Pass the depth of the loop nest, don't
28763 recompute it wrongly.
28764 (graphite_trans_bb_block): Same.
28765 (graphite_trans_bb_block): Print tentative of loop blocking.
28766 (graphite_trans_scop_block): Do not print that the loop has been
28768 (graphite_transform_loops): Do not handle scops that contain condition
28771 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28773 AVX Programming Reference (December, 2008)
28774 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28775 (_mm256_stream_pd): Likewise.
28776 (_mm256_stream_ps): Likewise.
28778 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28779 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28780 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28781 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28782 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28783 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28784 (ix86_expand_special_args_builtin): Likewise.
28786 * config/i386/sse.md (AVXMODEDI): New.
28787 (avx_movnt<mode>): Likewise.
28788 (avx_movnt<mode>): Likewise.
28789 (<sse>_movnt<mode>): Remove AVX support.
28790 (sse2_movntv2di): Likewise.
28792 2009-01-07 Richard Guenther <rguenther@suse.de>
28794 PR middle-end/38751
28795 * fold-const.c (extract_muldiv): Remove obsolete comment.
28796 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28797 to PLUS_EXPR canonicalization for the canonicalization.
28799 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28801 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28802 hosted cross-compilers generating less efficient code.
28804 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28806 * function.h (rtl_data): Add a dbr_scheduled_p field.
28807 * reorg.c (dbr_schedule): Set it.
28808 (gate_handle_delay_slots): Check it.
28809 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28810 (mips_reorg): Check flag_delayed_branch instead of
28811 mips_base_delayed_branch.
28812 (mips_override_options): Don't set mips_base_delayed_branch
28813 or flag_delayed_branch.
28815 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28817 PR rtl-optimization/38426.
28818 * ira.c (ira): Set current_function_is_leaf earlier.
28820 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28822 PR rtl-optimization/38722
28823 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28824 too early, only set a flag and modify after last possible
28827 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28830 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28831 * real.c (decimal_single_format): Correct values of emin and emax.
28832 (decimal_double_format): Ditto.
28833 (decimal_quad_format): Ditto.
28834 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28835 computation of DECnn_MIN and DECnn_MAX for corrected values of
28836 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28837 __DECnn_MIN__, and adjust its computation for the corrected value
28840 2009-01-06 Jan Hubicka <jh@suse.cz>
28843 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28845 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28847 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28848 Add Robert Clark to the list of testers.
28850 2009-01-06 Jan Hubicka <jh@suse.cz>
28851 Kai Tietz <kai.tietz@onevision.com>
28853 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28854 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28856 2009-01-06 Jan Hubicka <jh@suse.cz>
28857 Kai Tietz <kai.tietz@onevision.com>
28859 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28861 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28862 (ix86_nsaved_regs): Count only general purpose regs.
28863 (ix86_nsaved_sseregs): New.
28864 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28865 to 16 for w64; compute padding and size of sse reg save area.
28866 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28867 general purpose regs.
28868 (ix86_emit_save_sse_regs_using_mov): New.
28869 (ix86_expand_prologue): Save SSE regs if needed.
28870 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28871 (ix86_emit_restore_sse_regs_using_mov): New.
28872 (ix86_expand_epilogue): Save SSE regs if needed.
28874 2009-01-06 Jan Hubicka <jh@suse.cz>
28875 Kai Tietz <kai.tietz@onevision.com>
28877 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28878 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28879 functions when accumulate outgoing args is off.
28881 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28884 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28885 before using pseudos_have_intersected_live_ranges_p.
28887 * ira-int.h (ira_assert): Always define.
28889 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28891 AVX Programming Reference (December, 2008)
28892 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28893 (_mm256_permute2_pd): Likewise.
28894 (_mm_permute2_ps): Likewise.
28895 (_mm256_permute2_ps): Likewise.
28896 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28897 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28899 * config/i386/i386.c (ix86_builtins): Remove
28900 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28901 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28902 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28903 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28904 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28905 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28906 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28907 __builtin_ia32_vpermil2ps256.
28908 (ix86_init_mmx_sse_builtins): Updated.
28909 (ix86_expand_args_builtin): Likewise.
28911 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28913 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28914 long absolute calls when generating PA 2.0 code.
28916 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28918 PR rtl-optimization/38583
28919 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28921 * params.def (ira-max-conflict-table-size): New.
28923 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28925 * ira.h (ira_conflicts_p): New external definition.
28927 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28928 table. Report this. Return result of building.
28929 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28930 building conflict table.
28932 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28933 (ira_color): Use ira_conflicts_p.
28935 * global.c: Include ira.h.
28936 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28939 * Makefile.in (global.o): Add ira.h.
28941 * ira-build.c (mark_all_loops_for_removal,
28942 propagate_some_info_from_allocno): New.
28943 (remove_unnecessary_allocnos): Call
28944 propagate_some_info_from_allocno.
28945 (remove_low_level_allocnos): New.
28946 (remove_unnecessary_regions): Add parameter. Call
28947 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28948 parameter to remove_unnecessary_regions.
28949 (ira_build): Remove all regions but root if the conflict table was
28950 not built. Update conflict hard regs for allocnos crossing calls.
28952 * ira.c (ira_conflicts_p): New global.
28953 (ira): Define and use ira_conflicts_p.
28955 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28956 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28957 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28959 2009-01-06 Ben Elliston <bje@au.ibm.com>
28961 * gengtype-lex.l (YY_NO_INPUT): Define.
28963 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28966 * c-common.c (handle_vector_size_attribute): Also reject
28967 BOOLEAN_TYPE types.
28969 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28971 PR tree-optimization/38492
28972 * graphite.c (rename_map_elt, debug_rename_elt,
28973 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28974 rename_map_elt_info, eq_rename_map_elts,
28975 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28976 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28977 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28978 (sese_build_livein_liveouts): New.
28979 (new_sese, free_sese): New.
28980 (new_scop): Call new_sese.
28981 (free_scop): Call free_sese.
28982 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28983 (register_old_new_names): Renamed register_old_and_new_names.
28984 (register_scop_liveout_renames, add_loop_exit_phis,
28985 insert_loop_close_phis, struct igp,
28986 default_liveout_before_guard, add_guard_exit_phis,
28987 insert_guard_phis, copy_renames): New.
28988 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28989 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28990 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28991 (scop_adjust_phis_for_liveouts): New.
28992 (gloog): Call scop_adjust_phis_for_liveouts.
28994 * graphite.h (struct sese): Documented. Added fields liveout,
28995 num_ver and livein.
28996 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28997 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28998 (struct scop): Added field liveout_renames.
28999 (SCOP_LIVEOUT_RENAMES): New.
29001 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29003 PR tree-optimization/38510
29004 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29005 (translate_clast): Call recompute_all_dominators before
29007 (gloog): Call recompute_all_dominators before graphite_verify.
29009 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29010 Jan Sjodin <jan.sjodin@amd.com>
29012 PR tree-optimization/38500
29013 * graphite.c (create_sese_edges): Call fix_loop_structure after
29016 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29018 * config.gcc: Add m32r*-*-rtems*.
29019 * config/m32r/rtems.h: New file.
29021 2009-01-05 Ben Elliston <bje@au.ibm.com>
29023 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29024 (.po.pox): Likewise.
29025 (po/gcc.pot): Likewise.
29027 2009-01-04 David S. Miller <davem@davemloft.net>
29029 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29030 (STARTING_FRAME_OFFSET): Always set to zero.
29032 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29034 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29035 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29036 fixed-point types, and vectors of the same.
29038 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29040 * config/mips/sync.md (*mb_barrier): Rename to...
29041 (*memory_barrier): ...this.
29043 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29045 * doc/extend.texi (Function Attributes): Move @cindex after @item
29046 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29047 and put in alphabetical order. Fix 'target' name and put in order.
29048 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29051 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29053 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29054 (memory_barrier): Expand as unspec instead of unspec_volatile.
29055 Remove mem:BLK from insn operands. Use Pmode scratch register.
29056 (*memory_barrier): Define as unspec instead of unspec_volatile.
29057 Use (match_dup 0) as input operand.
29059 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29060 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29061 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29062 scratch register. Remove operand 1.
29063 (*stbar): Define as unspec instead of unspec_volatile.
29064 Use (match_dup 0) as input operand, remove (const_int 8).
29065 (*membar): Define as unspec instead of unspec_volatile.
29066 Use (match_dup 0) as input operand, remove input operand 2.
29068 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29069 (memory_barrier): Expand as unspec instead of unspec_volatile.
29070 Remove mem:BLK from insn operands. Use Pmode scratch register.
29071 (*memory_barrier): Define as unspec instead of unspec_volatile.
29072 Use (match_dup 0) as input operand.
29074 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29075 Remove mem:BLK from insn operands. Use Pmode scratch register.
29076 Set volatile flag on operand 0.
29077 (*memory_barrier): New insn pattern.
29079 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29081 (*memory_barrier): Use (match_dup 0) as input operand.
29083 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29084 Remove mem:BLK from insn operands. Use Pmode scratch register.
29085 Set volatile flag on operand 0.
29086 (*mb_internal): New insn pattern.
29088 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29090 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29092 PR middle-end/38586
29093 * function.c (struct temp_slot): Move to the section of the file
29094 that deals with temp slots. Remove field 'address'.
29095 (temp_slot_address_table): New hash table of address -> temp slot.
29096 (struct temp_slot_address_entry): New struct, items for the table.
29097 (temp_slot_address_compute_hash, temp_slot_address_hash,
29098 temp_slot_address_eq, insert_temp_slot_address): Support functions
29100 (find_temp_slot_from_address): Rewrite to use the new hash table.
29101 (remove_unused_temp_slot_addresses): Remove addresses of temp
29102 slots that have been made available.
29103 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29104 worker function for remove_unused_temp_slot_addresses.
29105 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29106 Add the temp slot address to the address -> temp slot map.
29107 (update_temp_slot_address): Update via insert_temp_slot_address.
29108 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29109 (pop_temp_slots): Likewise.
29110 (init_temp_slots): Allocate the address -> temp slot map, or empty
29111 the map if it is already allocated.
29112 (prepare_function_start): Initialize temp slot processing.
29114 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29116 PR middle-end/38584
29117 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29118 Calculate the size of all stack vars assuming no packing of stack
29119 vars will happen, replacing a quadratic algorithm with a linear one.
29121 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29124 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29127 2009-01-03 Diego Novillo <dnovillo@google.com>
29129 * doc/contrib.texi: Update contributions.
29131 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29134 * builtins.c (fold_builtin_memory_op): Give up if either operand
29135 is volatile. Set srctype or desttype to non-qualified version
29139 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29140 and FUNCTION_DECLs.
29142 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29144 PR rtl-optimization/35805
29145 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29146 problem if fast dce is able to remove any instructions.
29147 * dce.c (dce_process_block): Fix dump message.
29149 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29152 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29154 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29156 PR middle-end/38690
29157 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29158 * tree-pretty-print.c (op_code_prio): New function.
29159 (op_prio): No longer static. Use op_code_prio.
29160 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29161 Use op_prio and op_code_prio to determine if () should be
29162 printed around operand(s) or not.
29164 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29165 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29166 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29167 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29168 pp_character instead of pp_string for single letter printing.
29170 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29172 * doc/extend.texi: Fix '#pragma GCC option' typo.
29174 2009-01-02 Richard Guenther <rguenther@suse.de>
29176 * doc/install.texi (--enable-checking): Mention different
29177 default for stage1.
29178 (--enable-stage1-checking): Document.
29180 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29182 PR middle-end/30142
29183 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29184 case to be an error.
29186 2009-01-02 Ben Elliston <bje@au.ibm.com>
29188 * config/fp-bit.h (pack_d): Constify argument.
29189 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29190 (isnan): Constify argument.
29192 (iszero): Likewise.
29193 (pack_d): Likewise.
29194 (_fpadd_parts): Constify return type.
29195 (_fpmul_parts): Likewise.
29196 (_fpdiv_parts): Likewise.
29198 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29201 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29202 warn about overwriting initializer with side-effects or
29203 -Woverride-init if !IMPLICIT.
29204 (output_init_element): Likewise. Pass IMPLICIT down to
29206 (process_init_element): Add IMPLICIT argument. Pass it down
29207 to output_init_element.
29208 (push_init_element, pop_init_level, set_designator): Adjust
29209 process_init_element callers.
29210 (set_nonincremental_init, set_nonincremental_init_from_string):
29211 Adjust add_pending_init callers.
29212 (output_pending_init_elements): Adjust output_init_element callers.
29213 * c-tree.h (process_init_element): Adjust prototype.
29214 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29215 process_init_element callers.
29218 Copyright (C) 2009 Free Software Foundation, Inc.
29220 Copying and distribution of this file, with or without modification,
29221 are permitted in any medium without royalty provided the copyright
29222 notice and this notice are preserved.