1 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM
6 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9 * optabs.c (expand_binop): Make mode of shift count expression mode
10 of shift count not target.
13 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
15 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
16 case. Force using values to replace references within the statement.
17 (convert_local_reference_stmt): Likewise.
19 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
21 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
22 remove a subsequent GOTO or RETURN statement.
24 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
26 * config/avr.md (*movqi): Add zero as equally preferable constraint
30 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
32 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
34 2009-10-17 Richard Guenther <rguenther@suse.de>
36 * lto-streamer-in.c (lto_input_location): Try to reuse
39 2009-10-17 Richard Guenther <rguenther@suse.de>
41 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
42 operands in COMPONENT_REFs.
44 2009-10-17 Anatoly Sokolov <aesok@post.ru>
46 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
47 if not defined. Change type of second argument to const_rtx.
48 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
50 * targhooks.h (default_libcall_value): Update prototype.
51 * target.h (struct gcc_target): Change type of second argument of
52 libcall_value to const_rtx.
53 * config/arm/arm.c (arm_libcall_value): Change type of second argument
55 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
56 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
58 2009-10-17 Jakub Jelinek <jakub@redhat.com>
61 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
62 * cgraphunit.c (cgraph_optimize): Call it.
63 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
64 (dwarf2out_assembly_start): ... here. New hook.
65 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
66 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
68 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
69 * sdbout.c (sdb_debug_hooks): Likewise.
70 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
71 (vmsdbgout_assembly_start): New hook.
73 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
75 * rtl.h (RTL_LOCATION): Fix typo.
77 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
79 * print-rtl.c (print_rtx): Print locators in asm_operands
82 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
85 * sched-deps.c (depl_on_debug_p): New.
86 (attach_dep_link): Reject debug deps before nondebug deps.
87 (add_to_deps_list): Insert debug deps after nondebug deps.
88 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
90 (sd_add_dep): Do not reject debug deps.
91 (add_insn_mem_dependence): Don't count debug deps.
92 (remove_from_deps): Likewise.
93 (sched_analyze_2): Set up mem deps on debug insns.
94 (sched_analyze_insn): Record reg uses for deps on debug insns.
95 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
96 try_ready nondebug insn after debug insn.
97 * ddg.c (create_ddg_dep_from_intra_loop_link,
98 create_ddg_dep_no_link): Don't reject debug deps.
100 2009-10-16 Richard Guenther <rguenther@suse.de>
102 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
103 (maybe_merge_incomplete_and_complete_type): Likewise.
104 (lto_symtab_merge): Do not call them. Do not warn for
105 complete vs. incomplete compatible types.
106 (lto_symtab_merge_decls_2): Simplify.
107 * gimple.c (gimple_force_type_merge): Remove.
108 (gimple_types_compatible_p): Make it static.
109 * gimple.h (gimple_force_type_merge): Remove.
110 (gimple_types_compatible_p): Likewise.
112 2009-10-16 Jakub Jelinek <jakub@redhat.com>
114 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
115 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
117 2009-10-16 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/41728
120 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
121 if fold_stmt did anything.
123 2009-10-16 Richard Guenther <rguenther@suse.de>
126 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
127 (maybe_fixup_handled_component): New function.
128 (input_gimple_stmt): Fixup mismatched decl replacements.
130 2009-10-16 Richard Guenther <rguenther@suse.de>
133 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
134 the same as VAR_DECL.
136 2009-10-16 Richard Guenther <rguenther@suse.de>
138 * gimple.c (iterative_hash_gimple_type): For integer types
139 also hash their minimum and maximum values and the string flag.
140 For array types hash their domain and the string flag.
142 2009-10-16 Richard Guenther <rguenther@suse.de>
144 * gimple.c (gimple_types_compatible_p): Restrict completing
145 types to record or unions. Simplify completion.
146 Do not merge records or unions with different
147 TYPE_STRUCTURAL_EQUALITY_P tag.
148 (iterative_hash_gimple_type): Restrict non-recursing into
149 pointer targets for records and unions.
151 2009-10-15 Jakub Jelinek <jakub@redhat.com>
154 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
155 * dwarf2out.c (mem_loc_descriptor): Don't handle
156 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
157 punt if it is not lowpart subreg or if inner mode isn't
160 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
162 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
163 investigating previous or next insns.
165 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
167 * tree-sra.c (build_ref_for_offset_1): Update comment.
169 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
171 * config/s390/s390.md (atype): Added missing values.
173 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
176 * pa.md (casesi): Use sign extended index in call to
178 (casesi64p): Update pattern to reflect above.
180 2009-10-15 Steve Ellcey <sje@cup.hp.com>
182 PR rtl-optimization/41697
183 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
185 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
188 * config/rs6000/predicates.md: Update copyright year.
189 * config/rs6000/altivec.md: Ditto.
191 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
192 (MD_INCLUDES): Add a2.md.
194 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
195 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
196 (builtin_classify): New static vector to classify various builtins
197 to get the tree attributes correct.
198 (def_builtin): Set the attributes of builtins based on what the
199 builtin does (i.e. memory operation, floating point, saturation
200 need special attributes, others are pure functions).
202 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
204 (enum rs6000_builtins): Include rs6000-builtin.def to define the
205 builtins. Change the end marker to MAX_RS6000_BUILTINS from
206 RS6000_BUILTIN_COUNT.
207 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
210 * config/rs6000/rs6000-builtin.def: New file that combines the
211 builtin enumeration name and attributes.
213 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
215 * config/i386/linux.h (ASM_SPEC): Add --32.
217 2009-10-15 Jakub Jelinek <jakub@redhat.com>
219 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
220 and DW_TAG_template_alias.
221 (dwarf_attr_name): Handle DW_AT_main_subprogram,
222 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
223 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
224 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
225 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
226 and DW_AT_GNU_odr_signature.
227 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
228 DW_FORM_flag_present and DW_FORM_ref_sig8.
229 (output_signature): Only print name on the first byte.
230 (output_die): Likewise for dw_val_class_data8.
232 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
234 * doc/invoke.texi: Clarify that most optimizations are not enabled
237 2009-10-15 Richard Guenther <rguenther@suse.de>
240 * gimple.c (compare_type_names_p): Handle anonymous names
241 differently based on new mode argument.
242 (gimple_types_compatible_p): For structs also compare the tags.
243 (iterative_hash_type_name): Rename to ...
244 (iterative_hash_name): ... this. Hash all names.
245 (iterative_hash_gimple_type): Fix hashing the struct tag of
246 pointer targets. Hash field decl names.
248 2009-10-15 Richard Guenther <rguenther@suse.de>
251 * gimple.c (gimple_get_alias_set): Avoid recursing on
252 invalid type topology.
254 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
256 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
258 2009-10-15 Richard Guenther <rguenther@suse.de>
260 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
262 2009-10-15 Jakub Jelinek <jakub@redhat.com>
264 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
265 add --with-tune{,-32,-64} configured default for -mtune if explicit
268 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
270 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
273 2009-10-14 DJ Delorie <dj@redhat.com>
275 * config/h8300/h8300.c (F): New.
277 (h8300_emit_stack_adjustment): Call them.
279 (h8300_push_pop): Likewise.
280 (h8300_expand_prologue): Likewise.
281 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
282 (MUST_USE_SJLJ_EXCEPTIONS): Define.
283 (INCOMING_RETURN_ADDR_RTX): Define.
284 (INCOMING_FRAME_SP_OFFSET): Define.
285 (DWARF_CIE_DATA_ALIGNMENT): Define.
287 2009-10-14 Jakub Jelinek <jakub@redhat.com>
289 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
290 fields in builtin structs.
291 (finalize_record_size): Likewise.
293 2009-10-14 Richard Guenther <rguenther@suse.de>
295 * gimple.c (gtc_ob): New global.
296 (struct type_pair_d): Replace pointers with type UIDs.
297 (type_pair_hash): Adjust.
298 (type_pair_eq): Likewise.
299 (lookup_type_pair): Likewise. Allocate from an obstack.
300 (gimple_force_type_merge): Adjust.
301 (gimple_types_compatible_p): Likewise.
302 (free_gimple_type_tables): Free the obstack.
304 2009-10-14 Jakub Jelinek <jakub@redhat.com>
306 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
307 stmts setting DEBUG_EXPR_DECLs.
309 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
310 Don't crash if mode1 is VOIDmode.
312 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
314 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
315 * params.h (IRA_LOOP_RESERVED_REGS): New
316 * tree-pass.h (pass_subregs_of_mode_init,
317 pass_subregs_of_mode_finish): Remove.
318 * passes.c (pass_subregs_of_mode_init,
319 pass_subregs_of_mode_finish): Remove.
320 (pass_reginfo_init): Move before loop optimizations.
321 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
322 * common.opt (fira-loop-pressure): New.
323 * toplev.h (flag_ira_loop_pressure): New.
324 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
326 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
327 Make external and void type functions.
328 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
329 pass_subregs_of_mode_finish): Remove.
330 * ira-costs.c (init_costs): Call init_subregs_of_mode.
331 * regmove.c: Include ira.h.
332 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
333 register pressure calculation in loops.
334 * loop-invariant.c: Include REGS_H and ira.h.
335 (struct loop_data): New members max_reg_pressure, regs_ref, and
337 (struct invariant): New member orig_regno.
338 (curr_loop): New variable.
339 (find_exits): Initialize regs_ref and regs_live.
340 (create_new_invariant): Initialize orig_regno.
341 (get_cover_class_and_nregs): New.
342 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
343 array. Add code for flag_ira_loop_pressure.
344 (gain_for_invariant): Make new_regs an array. Add code for
345 flag_ira_loop_pressure.
346 (best_gain_for_invariant): Ditto.
347 (set_move_mark): New parameter gain. Use it for debugging output.
348 (find_invariants_to_move): Make regs_needed and new_regs an array.
349 Add code for flag_ira_loop_pressure.
350 (move_invariant_reg): Set up orig_regno.
351 (move_invariants): Set up reg classes for pseudos for
352 flag_ira_loop_pressure.
353 (free_loop_data): Clear regs_ref and regs_live.
354 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
355 get_regno_cover_class, change_pressure, mark_regno_live,
356 mark_regno_death, mark_reg_store, mark_reg_clobber,
357 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
358 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
359 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
360 register pressure calculation in loops if new regs were added.
361 Call finish_subregs_of_mode.
362 * opts.c (decode_options): Set up flag_ira_loop_pressure.
363 * Makefile.in (loop-invariant.o): Add ira.h.
365 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
367 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
369 2009-10-14 Richard Guenther <rguenther@suse.de>
371 * lto-symtab.c (lto_symtab_compatible): Fold in ...
372 (lto_symtab_merge): ... here. Rewrite both to take the
373 prevailing and a to-be-merged entry and to queue diagnostics
375 (lto_symtab_resolve_replaceable_p): New predicate for
377 (lto_symtab_resolve_can_prevail_p): Likewise.
378 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
379 handles merging commons by choosing the largest decl. Fold
380 in code that gives ODR errors.
381 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
383 (lto_symtab_merge_decls_1): Re-structure. Deal with the
384 case of no prevailing decl here. Diagnose mismatches
385 in object types here. Drop all but the prevailing decls.
386 (lto_symtab_prevailing_decl): Return the single prevailing decl.
387 * lto-streamer-in.c (lto_input_tree_ref): Deal with
388 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
390 2009-10-14 Richard Guenther <rguenther@suse.de>
393 * lto-streamer-in.c (input_bb): Replace debug stmts with
394 nops instead of dropping them.
396 2009-10-14 Nick Clifton <nickc@redhat.com>
398 * gcc/doc/extended.texi: Replace the dash character with
399 @minus{} in situations where it is being used as a minus
401 * gcc/doc/tm.texi: Likewise.
402 * gcc/doc/md.texi: Likewise.
404 2009-10-14 Jakub Jelinek <jakub@redhat.com>
406 PR preprocessor/41543
407 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
408 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
409 * tree.c: Include intl.h.
410 (expand_location): Handle BUILTINS_LOCATION.
411 * Makefile.in (tree.o): Depend on intl.h.
414 * dwarf2out.c (dwarf2out_var_location): Always clear
415 last_postcall_label when changing last_label.
417 2009-10-14 Pascal Obry <obry@adacore.com>
419 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
420 (process_command): Handle -E as done with -c and -S. Do not add
421 the target executable suffix to the output file when -E is used.
422 (main): Adjust error message accordingly.
424 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
430 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
432 (tree_code_size): Likewise.
434 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
436 * builtins.c (fold_builtin_1): Support complex "arc" functions.
437 * real.h (HAVE_mpc_arc): Define.
439 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
441 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
442 (struct builtin_description): Add fndecl field.
443 (bdesc): Remove const qualifier. Update initializer.
444 (sh_media_init_builtins): Remove const qualifier for d. Record
445 the result of add_builtin_function to the fndecl field.
446 (sh_builtin_decl): New.
447 (sh_media_builtin_decl): New.
449 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
452 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
453 requests between special registers.
455 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
457 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
459 2009-10-13 Richard Henderson <rth@redhat.com>
461 PR tree-optimization/41377
462 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
463 (cleanup_empty_eh_merge_phis): New change_region parameter;
464 pass it on to redirect_eh_edge_1. Update callers.
465 (cleanup_empty_eh_unsplit): Don't require an existing EH label
466 at the destination block.
468 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
470 * passes.c (register_pass): Replaced gcc_unreachable by
471 fatal_error on failure. Mentions plugins in comments & messages.
473 2009-10-13 Jakub Jelinek <jakub@redhat.com>
476 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
477 * sched-vis.c (print_value): Use it.
478 * cselib.c (cselib_hash_rtx): Likewise.
479 * print-rtl.c (print_rtx): Likewise.
480 * cfgexpand.c (expand_debug_rtx): Likewise.
481 * var-tracking.c (vt_expand_loc_callback): Likewise.
483 2009-10-13 Richard Guenther <rguenther@suse.de>
486 * opts.c (handle_option): Split out code to handle setting
487 the options flag var ...
488 (set_option): ... here.
489 * opts.h (set_option): Declare.
490 * lto-opts.c (register_user_option_p): Include -fexceptions
491 and all position independent code variants.
492 (handle_common_option): Remove.
493 (lto_reissue_options): Use set_option.
495 2009-10-13 Martin Jambor <mjambor@suse.cz>
497 PR tree-optimization/41661
498 * ipa-prop.c (compute_complex_pass_through): Allow only operations
499 that are tcc_comparisons or do not change the type in any
501 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
502 folding tcc_comparison operations.
504 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
506 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
509 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
515 * tree.def (DEBUG_EXPR_DECL): New.
516 * rtl.def (DEBUG_EXPR): New.
517 * gengtype.c (adjust_field_rtx_def): Handle it.
518 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
519 (insert_debug_temp_for_var_def): ... this. Drop support for
520 moving. Take iterator for def stmt; insert debug stmt before it.
521 Scan early for use count and kind in debug stmts.
522 (propagate_defs_into_debug_stmts): Rename to...
523 (insert_debug_temps_for_defs): ... this. Likewise.
524 * tree.h (DEBUG_TEMP_UID): New.
525 * tree.c (next_debug_decl_uid): New.
526 (make_node_stat): Count debug decls separately.
527 (copy_node_stat): Likewise.
528 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
529 * var-tracking.c (dv_is_decl_p): Recognize it.
530 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
531 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
532 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
533 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
534 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
535 (cselib_hash_rtx): Likewise.
536 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
537 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
539 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
540 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
541 * rtl.c (copy_rtx): Likewise.
542 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
543 * print-rtl.c (print_rtx): Likewise.
544 * sched-vis.c (print_value): Likewise.
545 (print_insn): Handle DEBUG_EXPR_DECL.
546 * tree-dump.c (dequeue_and_dump): Likewise.
547 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
548 * gimple-iterator (gsi_replace): Check for same lhs.
549 (gsi_remove): Insert debug temps.
550 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
551 (move_computations_stmt): Drop explicit propagation into debug stmts.
552 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
553 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
554 * tree-ssa-sink.c (statement_sink_location): Likewise.
555 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
556 * tree-ssanames.c (release_ssa_name): Adjust for rename.
557 * tree-flow.h: Likewise.
558 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
559 debug temps without values.
560 (eliminate_unnecessary_stmts): Don't discard just-inserted
563 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
566 * config/cris/cris.md (andu): Check that operand 1 is one of the
567 general registers. Fix typo in head comment.
569 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
571 * config/i386/i386.md (vswapmov): New.
572 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
573 (ix86_function_ms_hook_prologue): New.
574 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
575 * configure.ac: Test for swap suffix support in as.
576 * configure: Rebuild.
578 2009-10-12 Jakub Jelinek <jakub@redhat.com>
581 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
582 paradoxical subregs to prevent partial register stalls if the inner
583 mode is integer mode.
585 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
589 2009-10-12 Dodji Seketeli <dodji@redhat.com>
592 * gcc/dwarf2out.c (template_parameter_pack_die,
593 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
595 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
598 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
600 (maybe_register_def): Likewise. Take stmt iterator.
601 (rewrite_update_stmt): Take stmt iterator and pass it on.
602 (rewrite_update_enter_block): Pass stmt iterator.
604 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
606 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
607 (spu_builtin_decl): New function.
609 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
611 * config/i386/i386.md (SWIM): New mode iterator.
612 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
613 using SWIM mode iterator.
614 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
615 patterns using SWI48 mode iterator.
616 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
617 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
618 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
619 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
620 patterns using SWI248 mode iterator.
621 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
622 gen_x86_movdicc_0_m1_rex64 for renamed function
624 2009-10-11 Jose Ruiz <ruiz@adacore.com>
625 Eric Botcazou <ebotcazou@adacore.com>
628 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
629 * config/sparc/sol2-unwind.h: New file.
631 2009-10-11 Olivier Hainque <hainque@adacore.com>
632 Eric Botcazou <ebotcazou@adacore.com>
635 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
636 * config/i386/sol2-unwind.h: New file.
638 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
641 * config/i386/i386.md (addsi_1_zext): Get the proper second
644 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
646 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
647 all OLD_RTXes, not just REGs. Use copy_rtx to create the
650 2009-10-11 Richard Guenther <rguenther@suse.de>
652 * gimple.c (iterative_hash_type_name): Do not handle special
655 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
658 (*setcc_si_1_and): Ditto.
659 (*setcc_si_1_movzbl): Ditto.
660 (*setcc_<mode>_2): Ditto.
661 (*setcc_qi): Rename from *setcc_1.
662 (*setcc_qi_slp): Rename from *setcc_2.
664 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
665 (*zero_extendqisi2_movzbw_and splitter): Ditto.
667 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
668 "if" condition, there is already assert with reload_completed present.
670 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
672 * plugin.c (try_init_one_plugin): Improve constness of variable err.
674 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
676 * doc/install.texi (Final install): Refer to
677 http://gcc.gnu.org/bugs/ for bug reporting.
679 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
681 * configure.ac: Add test for dci instruction.
682 * configure: Regenerate.
683 * config.in: Likewise.
684 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
685 * doc/invoke.texi: Add cpu_type 476 and 476fp.
686 (-mmulhw): Add 476 to description.
688 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
689 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
690 (processor_target_table): Add 476 and 476fp entries.
691 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
692 (rs6000_issue_rate): Add CPU_PPC476.
693 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
694 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
695 (processor_type): Add PROCESSOR_PPC476.
696 (EXTRA_SPECS): Add asm_cpu_476 string.
697 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
698 (define_attr "cpu"): Add ppc476.
700 Update comments for 476.
701 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
702 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
703 Update copyright year.
704 * config/rs6000/476.md: New file.
705 * config/rs6000/40x.md: Add description for "isel" attribute.
706 Update copyright year.
707 * config/rs6000/440.md: Likewise.
708 * config/rs6000/603.md: Likewise.
709 * config/rs6000/6xx.md: Likewise.
710 * config/rs6000/7450.md: Likewise.
711 * config/rs6000/7xx.md: Likewise.
712 * config/rs6000/8540.md: Likewise.
713 * config/rs6000/cell.md: Likewise.
714 * config/rs6000/e300c2c3.md: Likewise.
715 * config/rs6000/e500mc.md: Likewise.
716 * config/rs6000/mpc.md: Likewise.
717 * config/rs6000/power4.md: Likewise.
718 * config/rs6000/power5.md: Likewise.
719 * config/rs6000/power6.md: Likewise.
720 * config/rs6000/power7.md: Likewise.
721 * config/rs6000/rios1.md: Likewise.
722 * config/rs6000/rios2.md: Likewise.
723 * config/rs6000/rs64.md: Likewise.
725 2009-10-10 Richard Guenther <rguenther@suse.de>
727 PR tree-optimization/41654
728 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
729 a cond expr before calling gimple_cond_set_condition_from_tree.
730 (ifcombine_iforif): Likewise.
732 2009-10-09 Ian Lance Taylor <iant@google.com>
734 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
735 * configure: Rebuild.
737 2009-10-09 Neil Vachharajani <nvachhar@google.com>
739 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
742 2009-10-09 Richard Guenther <rguenther@suse.de>
745 * target-def.h (TARGET_BUILTIN_DECL): Define.
746 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
747 * target.h (struct gcc_target): Add builtin_decl target hook.
748 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
749 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
751 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
753 (lto_output_builtin_tree): Sorry if the target does not support
754 streaming target builtins.
755 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
756 (rs6000_builtin_decl): New function.
757 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
758 (ix86_builtin_decl): New function.
760 2009-10-09 Jakub Jelinek <jakub@redhat.com>
762 PR preprocessor/41445
763 * c-ppoutput.c (do_line_change): New function.
764 (cb_line_change): Use it.
765 (scan_translation_unit): Call do_line_change if
766 avoid_paste or PREV_WHITE and token location is on a different line
770 * dwarf2out.c (dwarf2out_init): Test whether
771 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
774 PR rtl-optimization/41646
775 * calls.c (expand_call): For BLKmode types returned in registers
776 avoid likely spilled hard regs in copy_blkmode_from_reg generated
779 2009-10-09 Richard Guenther <rguenther@suse.de>
781 PR tree-optimization/41634
782 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
783 we remove the correct elements.
784 (optimize_stmt): Make sure to update stmt operands before
785 optimizing redundancies.
787 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
789 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
791 2009-10-09 Richard Guenther <rguenther@suse.de>
794 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
796 (lto_wrapper_exit): New function.
798 (fatal_perror): Likewise.
799 (fork_execute): Use global args_name, do not free it.
800 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
801 * lto-streamer.h: Remove duplicate prototypes.
803 2009-10-09 Richard Guenther <rguenther@suse.de>
805 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
806 before calling stmt_can_throw_external.
808 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
810 PR tree-optimization/40071
811 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
812 pointer if the original data reference doesn't conflict with the
813 created vector data reference. Fix long line.
815 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
817 * config/i386/i386.md (any_div): New code iterator.
818 (u): Handle div and udiv.
820 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
822 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
823 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
824 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
825 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
827 2009-10-08 Joseph Myers <joseph@codesourcery.com>
829 * gcc.c (main): Remove trailing "." from diagnostics.
831 2009-10-08 Cary Coutant <ccoutant@google.com>
833 Add support for debugging with ICF (Identical Code Folding).
834 * calls.c (debug.h): New #include.
835 (emit_call_1): Call virtual_call_token debug hook.
836 * common.opt (-fenable-icf-debug): New option.
837 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
838 locations in the source).
839 (poc_label_num): New variable.
840 (dcall_entry, vcall_entry): New typedefs.
841 (dcall_table, vcall_table): New variables.
842 (struct vcall_insn): New type.
843 (vcall_insn_table): New variable.
844 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
845 (size_of_dcall_table): New function.
846 (output_dcall_table): New function.
847 (size_of_vcall_table): New function.
848 (output_vcall_table): New function.
849 (dwarf2out_direct_call): New function.
850 (vcall_insn_table_hash): New function.
851 (vcall_insn_table_eq): New function.
852 (dwarf2out_virtual_call_token): New function.
853 (dwarf2out_virtual_call): New function.
854 (dwarf2out_init): Allocate new tables and sections.
855 (prune_unused_types): Mark DIEs referenced from direct call table.
856 (dwarf2out_finish): Output direct and virtual call tables.
857 * final.c (final_scan_insn): Call direct_call and virtual_call
859 * debug.h (struct gcc_debug_hooks): Add direct_call,
860 virtual_call_token, virtual_call hooks.
861 (debug_nothing_uid): New function.
862 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
863 (debug_nothing_uid): New function.
864 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
865 (xcoff_debug_hooks): Likewise.
866 * sdbout.c (sdb_debug_hooks): Likewise.
867 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
868 * doc/invoke.texi (-fenable-icf-debug): New option.
870 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
873 * regmove.c (regmove_backward_pass): Replace src with dst in the
874 debug insn, and check for dst before rather than after.
876 2009-10-08 Janis Johnson <janis187@us.ibm.com>
878 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
879 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
881 2009-10-08 Jan Hubicka <jh@suse.cz>
884 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
885 do not mark cgraph nodes as needed.
886 (record_references_in_initializer): Add new only_vars parameter.
887 * cgraph.h (record_references_in_initializer): New parameter.
888 * varasm.c (assemble_variable): Update call.
889 * varpool.c (varpool_analyze_pending_decls): Always look for
892 2009-10-08 Anatoly Sokolov <aesok@post.ru>
894 * config/avr/avr.c (last_insn_address) Remove variable.
895 (expand_prologue): Don't initialise last_insn_address variable.
896 (final_prescan_insn): Don't output insn size.
897 * config/avr/avr.opt (msize): Remove switch.
898 * doc/invoke.texi (AVR Options): Remove documentation of -msize
901 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
903 * combine.c (label_tick_ebb_start): Fix comment.
904 (combine_instructions): Set label_tick and label_tick_ebb_start before
905 calling setup_incoming_promotions. Start them from 1. Increment
906 label_tick instead of deriving it from the BB index. Rather than
907 comparing ticks use the block from the previous iteration to decide
908 whether to start a new EBB. Remove empty lines before function.
910 2009-10-08 Michael Matz <matz@suse.de>
913 * builtins.c (fold_builtin_isascii): Use fold_build2.
914 (fold_builtin_isdigit): Ditto.
915 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
916 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
917 remove_useless_stmts_cond, remove_useless_stmts_tf,
918 remove_useless_stmts_tc, remove_useless_stmts_bind,
919 remove_useless_stmts_goto, remove_useless_stmts_label,
920 remove_useless_stmts_1, remove_useless_stmts,
921 pass_remove_useless_stmts): Remove.
922 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
923 * passes.c (init_optimization_passes): Don't add
924 pass_remove_useless_stmts.
925 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
926 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
928 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
929 for static constants.
930 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
931 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
933 2009-10-08 Richard Guenther <rguenther@suse.de>
935 * gimple.c (free_gimple_type_tables): New function.
936 * gimple.h (free_gimple_type_tables): Declare.
938 2009-10-07 Mark Heffernan <meheff@google.com>
940 * ipa-prop.c (ipa_print_node_params) Only print
941 names of named arguments.
943 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
945 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
946 being statically linked.
948 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
950 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
952 2009-10-08 Jan Hubicka <jh@suse.cz>
955 * ipa.c (cgraph_externally_visible_p,
956 function_and_variable_visibility,
957 whole_program_function_and_variable_visibility): Skip non-finalized
960 2009-10-08 Nick Clifton <nickc@redhat.com>
962 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
965 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
968 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
970 2009-10-07 Joseph Myers <joseph@codesourcery.com>
973 * c-common.c (c_fully_fold_internal): Strip nops from the result
974 of recursive calls to c_fully_fold_internal.
975 (c_wrap_maybe_const): New.
976 (c_save_expr): Use c_wrap_maybe_const.
977 * c-common.h (c_wrap_maybe_const): Declare.
978 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
979 build_binary_op): Use c_wrap_maybe_const.
981 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
983 * real.c: Fix comment to reflect actual exponent size.
985 2009-10-08 Ben Elliston <bje@au.ibm.com>
987 * config/rs6000/a2.md: Add FSF comment header.
989 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
991 * config/i386/i386.md (any_extend): New code iterator.
992 (u, s): New code attributes.
994 (DWIH): Rewrite as code iterator for SI and DI modes.
995 (DWI): Rewrite as mode attribute.
996 (dwi): New mode attribute.
997 (di): Depend on SI mode and DI mode.
998 (doubleint_general_operand): Remove mode attribute.
1000 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1003 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1004 (*sub<mode>3_doubleword): Ditto.
1006 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1007 using SWIM248 mode iterator.
1008 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1009 using SWI48 mode iterator.
1010 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1011 patterns using DWIH mode iterator and any_extend code iterator.
1012 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1013 using any_extend code iterator.
1014 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1015 patterns using DWIH mode iterator and any_extend code iterator.
1016 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1017 using any_extend code iterator.
1018 (<s>mul<mode>3_highpart): Macroize expander from
1019 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1020 and any_extend code iterator.
1021 (*<s>muldi3_highpart_1): Macroize insn from
1022 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1023 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1024 patterns using any_extend code iterator.
1025 (*<s>mulsi3_highpart_zext): Macroize insn from
1026 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1028 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1030 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1031 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1032 refering to a DIE with DW_AT_const_value.
1034 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1037 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1039 2009-10-06 Jan Hubicka <jh@suse.cz>
1041 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1044 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1046 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1047 *lea_2_rex64): Move before *add<mode>_1 pattern.
1049 2009-10-07 Jan Hubicka <jh@suse.cz>
1051 * collect2.c (main): Add -fno-whole-program.
1052 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1054 2009-10-07 Jan Hubicka <jh@suse.cz>
1056 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1057 has no address taken.
1058 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1060 (cgraph_clone_node): Clear externally_visible flag for clones.
1061 * cgraph.h (cgraph_only_called_directly_p,
1062 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1063 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1064 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1065 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1066 ipcp_insert_stage): Likwise.
1067 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1068 externally_visible flag.
1069 (verify_cgraph_node): Verify that inline clones look right.
1070 (process_function_and_variable_attributes): Do not set
1071 externally_visible flags.
1072 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1074 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1076 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1077 clear externally_visible when turning into inline clones
1078 (cgraph_mark_inline_edge): Use new predicates.
1079 (cgraph_estimate_growth): Likewise.
1080 (cgraph_decide_inlining): Likewise.
1081 * ipa.c (cgraph_postorder): Likewise.
1082 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1083 that inline clones are not needed.
1084 (cgraph_externally_visible_p): New predicate.
1085 (function_and_variable_visibility): Add whole_program parameter;
1086 always set externally_visible flag; handle COMDAT function
1088 (local_function_and_variable_visibility): New function.
1089 (gate_whole_program_function_and_variable_visibility): New function.
1090 (whole_program_function_and_variable_visibility): New function.
1091 (pass_ipa_whole_program_visibility): New function.
1092 * passes.c (init_optimization_passes): Add whole program visibility
1094 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1095 not care about needed/reachable flags.
1096 * varpool.c: Include flags.h
1097 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1098 (varpool_finalize_decl): When we are in LTO read-back, all variables
1100 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1102 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1104 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1107 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1109 * config.gcc: Don't include the makefile fragments intended for
1111 * config/s390/fixdfdi.h: File removed.
1112 * config/s390/libgcc-glibc.ver: File removed.
1113 * config/s390/s390.h: Remove the fixdfdi.h hack.
1114 * config/s390/t-crtstuff: File moved to libgcc dir.
1115 * config/s390/t-linux: Likewise.
1116 * config/s390/t-tpf: libgcc specific parts removed.
1117 * config/s390/t-linux64: Likewise.
1119 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1121 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1122 (lto-compress.o): Likewise.
1124 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1127 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1128 dllexport to class members here.
1129 (i386_pe_determine_dllimport_p): Only check static class data for
1131 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1132 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1133 functions for vague linkage.
1134 (i386_pe_type_dllexport_p): Fix formatting.
1135 (maybe_add_dllexport) New function.
1136 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1139 2009-10-07 Ben Elliston <bje@au.ibm.com>
1141 * config/rs6000/a2.md: Remove duplicated lines.
1143 2009-10-07 Ben Elliston <bje@au.ibm.com>
1145 * config.gcc (powerpc*-*-*): Handle a2.
1146 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1147 * config/rs6000/a2.md: New file.
1148 * config/rs6000/rs6000.opt (mno-update): New.
1149 (mupdate): Return to using a mask, not a var.
1150 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1151 (enum processor_type): Add PROCESSOR_PPCA2.
1152 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1153 (rs6000_override_options): Add "a2" to processor_target_table.
1154 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1155 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1157 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1159 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1160 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1161 reference to nonexistent gen_truncxfxf2 function.
1163 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1165 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1166 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1167 (general_operand): Handle TI mode.
1168 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1169 using SDWIM mode iterator.
1170 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1171 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1172 using DWI mode iterator.
1173 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1174 patterns using SWI mode iterator.
1175 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1176 using SWI48 mode iterator.
1177 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1178 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1179 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1180 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1181 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1182 using SDWIM mode iterator.
1183 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1184 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1185 using DWI mode iterator.
1186 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1187 patterns using SWI mode iterator.
1188 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1189 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1190 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1191 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1192 patterns using plusminus code iterator.
1193 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1194 sub<mode>3 patterns using plusminus code iterator.
1195 * config/i386/i386.c (override_options): Update the call to
1196 gen_subdi_carry_rex64 for renamed function.
1197 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1198 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1199 calls to instruction expanders.
1201 2009-10-06 Martin Jambor <mjambor@suse.cz>
1204 * opts.c (decode_options): Run IPA-SRA at -O2.
1206 2009-10-06 Richard Guenther <rguenther@suse.de>
1208 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1210 2009-10-06 Tobias Burnus <burnus@net-b.de>
1213 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1214 -flto and -fwhole-program flags can be combined.
1216 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1219 * gcc.c (process_command): Check that -o argument was specified.
1221 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1223 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1225 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1227 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1228 * doc/invoke.texi (Warning Options): Annotate allowed languages
1229 for -Wunsuffixed-float-constants.
1231 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1233 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1234 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1235 same name and isn't the main variant.
1238 * dwarf2out.c (loc_by_reference): Removed.
1239 (dw_loc_list_1): New function.
1240 (dw_loc_list): Remove toplev argument, add want_address argument.
1241 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1242 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1243 want_address == 2 to dw_loc_list. For successful dw_loc_list
1244 set have_address to 1 only if want_address is not 0.
1246 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1248 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1249 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1250 a code block followed by two pointers.
1251 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1252 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1253 (MIPS_MOVE): Likewise.
1254 (MIPS_LUI): Likewise.
1255 (MIPS_JR): Likewise.
1256 (MIPS_BAL): Likewise.
1257 (MIPS_NOP): Likewise.
1258 (mips_asm_trampoline_template): Delete.
1259 (mips_trampoline_code_size): New function.
1260 (mips_trampoline_init): Add shorter sequences for all cases
1261 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1262 Calculate the opcodes directly, rather than copying from a template.
1263 Only flush the code part of the trampoline.
1264 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1266 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1268 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1269 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1270 (INCOMING_RETURN_ADDR_RTX): Likewise.
1271 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1273 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1274 with RETURN_ADDR_REGNUM.
1275 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1276 * config/mips/mips.c (mips16_build_call_stub): Replace
1277 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1278 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1279 (mips_print_operand_punctuation): Likewise.
1280 (mips_frame_set): Likewise.
1281 (mips16e_output_save_restore): Likewise.
1282 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1283 (mips_save_reg_p): Likewise.
1284 (mips_return_addr): Likewise.
1285 (mips_set_return_address): Likewise.
1286 (mips_direct_save_slot_move_p): Likewise.
1287 (mips_output_function_prologue): Likewise.
1288 (mips_restore_reg): Likewise.
1289 (mips_expand_epilogue): Likewise.
1290 (mips_epilogue_uses): Likewise.
1291 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1292 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1293 (clear_hazard_<mode>): Likewise.
1294 (call_internal): Likewise.
1295 (call_internal_direct): Likewise.
1296 (call_direct_split): Likewise.
1297 (call_value_internal): Likewise.
1298 (call_value_split): Likewise.
1299 (call_value_internal_direct): Likewise.
1300 (call_value_direct_split): Likewise.
1301 (call_value_multiple_internal): Likewise.
1302 (call_value_multiple_split): Likewise.
1304 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1305 Jakub Jelinek <jakub@redhat.com>
1307 PR rtl-optimization/41511
1308 * combine.c (record_value_for_reg): Pass explicit values as argument
1309 to get_last_value_validate.
1310 (get_last_value_validate): Document INSN parameter.
1311 For non-readonly MEMs, assume they might have been modified if INSN
1312 was in another basic block.
1313 (get_last_value): Minor reformatting.
1315 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1318 * final.c (asm_str_count): Split out from asm_insn_count.
1319 * rtl.h (asm_str_count): New prototype.
1320 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1323 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1325 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1327 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1328 Rafael Espindola <espindola@google.com>
1330 * gengtype.c (write_types): Moved call to write_func_for_structure
1331 into seperate loops.
1333 2009-10-05 Richard Guenther <rguenther@suse.de>
1336 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1337 (input_cgraph_1): Input toplevel asms.
1339 2009-10-05 Richard Guenther <rguenther@suse.de>
1342 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1343 (external_aggregate_decl_p): Likewise.
1344 (lto_symtab_compatible): Re-structure. Remove dead code.
1345 For variables ignore toplevel qualifiers when comparing types.
1346 Issue warnings, not errors for mismatched user-alignment.
1348 2009-10-05 Richard Guenther <rguenther@suse.de>
1352 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1353 (struct lto_symtab_identifier_def): Likewise.
1354 (struct lto_symtab_decl_def): Likewise.
1355 (struct lto_symtab_entry_def): New.
1356 (lto_symtab_identifier_t): Rename to ...
1357 (lto_symtab_entry_t): ... this.
1358 (lto_symtab_decls): Remove.
1359 (lto_symtab_base_hash): Rename to ...
1360 (lto_symtab_entry_hash): ... this.
1361 (lto_symtab_base_eq): Rename to ...
1362 (lto_symtab_entry_eq): ... this.
1363 (lto_symtab_base_marked_p): Rename to ...
1364 (lto_symtab_entry_marked_p): ... this.
1365 (lto_symtab_identifier_marked_p): Remove.
1366 (lto_symtab_decl_marked_p): Likewise.
1367 (lto_symtab_maybe_init_hash_tables): Rename to ...
1368 (lto_symtab_maybe_init_hash_table): ... this.
1369 (lto_symtab_set_resolution_and_file_data): Remove.
1370 (lto_symtab_register_decl): New function.
1371 (lto_symtab_get_identifier): Remove.
1372 (lto_symtab_get): New function.
1373 (lto_symtab_get_resolution): Adjust.
1374 (lto_symtab_get_identifier_decl): Remove.
1375 (lto_symtab_set_identifier_decl): Likewise.
1376 (lto_symtab_merge_decl): Rename to ...
1377 (lto_symtab_merge): ... this. Rewrite.
1378 (lto_symtab_merge_var): Remove.
1379 (lto_symtab_merge_fn): Likewise.
1380 (lto_symtab_prevailing_decl): Adjust.
1381 (lto_cgraph_replace_node): New function.
1382 (lto_symtab_merge_decls_2): Likewise.
1383 (lto_symtab_merge_decls_1): Likewise.
1384 (lto_symtab_fixup_var_decls): Likewise.
1385 (lto_symtab_resolve_symbols): Likewise.
1386 (lto_symtab_merge_decls): Likewise.
1387 (lto_symtab_prevailing_decl): Adjust.
1388 (lto_symtab_get_symtab_def): Remove.
1389 (lto_symtab_get_file_data): Likewise.
1390 (lto_symtab_clear_resolution): Adjust.
1391 (lto_symtab_clear_resolution): Likewise.
1392 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1393 (input_cgraph_1): Likewise.
1394 * lto-streamer-in.c (get_resolution): Do not provide fake
1395 symbol resolutions here.
1396 (deferred_global_decls): Remove.
1397 (lto_register_deferred_decls_in_symtab): Likewise.
1398 (lto_register_var_decl_in_symtab): Change signature, register
1399 variable via lto_symtab_register_decl.
1400 (lto_register_function_decl_in_symtab): Likewise.
1401 (lto_read_tree): Adjust.
1402 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1403 (lto_symtab_merge_var): Likewise.
1404 (lto_symtab_merge_fn): Likewise.
1405 (lto_symtab_register_decl): Declare.
1406 (lto_symtab_merge_decls): Likewise.
1408 2009-10-05 Richard Guenther <rguenther@suse.de>
1410 PR tree-optimization/23821
1411 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1412 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1413 simple IV increments.
1415 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1417 * config/arm/arm.c (arm_override_options): Really initialize
1418 flag_dwarf2_cfi_asm to 0.
1420 2009-10-05 Doug Kwan <dougkwan@google.com>
1422 PR rtl-optimization/41574
1423 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1424 floating point and we are not doing unsafe math optimizations.
1426 2009-10-03 Simon Baldwin <simonb@google.com>
1427 Cary Coutant <ccoutant@google.com>
1428 Rafael Espindola <espindola@google.com>
1429 Richard Guenther <rguenther@suse.de>
1430 Jan Hubicka <jh@suse.cz>
1431 Doug Kwan <dougkwan@google.com>
1432 H.J. Lu <hongjiu.lu@intel.com>
1433 Bill Maddox <maddox@google.com>
1434 Ryan Mansfield <rmansfield@qnx.com>
1435 Diego Novillo <dnovillo@google.com>
1436 Ollie Wild <aaw@google.com>
1437 Kenneth Zadeck <zadeck@naturalbridge.com>
1439 * lto-cgraph.c: New file.
1440 * lto-compress.c: New file.
1441 * lto-compress.h: New file.
1442 * lto-opts.c: New file.
1443 * lto-section-in.c: New file.
1444 * lto-section-out.c: New file.
1445 * lto-streamer-in.c: New file.
1446 * lto-streamer-out.c: New file.
1447 * lto-streamer.c: New file.
1448 * lto-streamer.h: New file.
1449 * lto-symtab.c: New file.
1450 * lto-wpa-fixup.c: New file.
1451 * lto-wrapper.c: New file.
1453 2009-10-03 Simon Baldwin <baldwin@google.com>
1454 Ben Elliston <bje@au.ibm.com>
1455 Rafael Espindola <espindola@google.com>
1456 Nathan Froyd <froydnj@codesourcery.com>
1457 Jan Hubicka <jh@suse.cz>
1458 Doug Kwan <dougkwan@google.com>
1459 Diego Novillo <dnovillo@google.com>
1460 Kenneth Zadeck <zadeck@naturalbridge.com>
1462 * Makefile.in (enable_lto): New.
1463 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1464 (LINKER_PLUGIN_API_H): Define.
1465 (LTO_SYMTAB_H): Define.
1466 (LTO_STREAMER_H): Define.
1467 (TREE_VECTORIZER_H): Define.
1468 (INCLUDES): Add LIBELFINC.
1469 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1470 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1471 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1472 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1473 (native): Add lto-wrapper$(exeext)
1474 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1475 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1476 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1477 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1478 (varasm.o): Add dependency on tree-iterator.h.
1479 (cgraph.o): Add dependency on cif-code.def.
1480 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1481 (ipa-pure-const.o): Likewise.
1482 (GTFILES): Add lto-symtab.c.
1483 (install-lto-wrapper): New.
1484 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1485 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1486 * config.in: Regenerate.
1488 2009-10-03 Rafael Espindola <espindola@google.com>
1489 Diego Novillo <dnovillo@google.com>
1491 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1492 ipa_write_summaries.
1493 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1495 (cgraph_optimize): Make extern.
1497 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1498 Kenneth Zadeck <zadeck@naturalbridge.com>
1500 * toplev.c (in_lto_p): Declare.
1501 * collect2.c (scan_prog_file): Read all the output when reading
1502 information for LTO.
1503 (enum lto_mode_d): Declare.
1505 2009-10-03 Richard Guenther <rguenther@suse.de>
1506 Diego Novillo <dnovillo@google.com>
1508 * gimple.c: Include target.h and alias.h.
1509 (gimple_types): Declare.
1510 (type_hash_cache): Declare.
1511 (gimple_alloc_stat): Make extern.
1512 (gimple_build_eh_must_not_throw): Call
1513 gimple_eh_must_not_throw_set_fndecl.
1514 (struct type_pair_d): Declare.
1515 (type_pair_t): Declare.
1516 (type_pair_hash): New.
1517 (type_pair_eq): New.
1518 (lookup_type_pair): New.
1519 (gimple_force_type_merge): New.
1520 (compare_type_names_p): New.
1521 (compare_field_offset): New.
1522 (gimple_types_compatible_p): New.
1523 (struct sccs): Declare.
1524 (next_dfs_num): Declare.
1525 (iterative_hash_gimple_type): New.
1527 (iterative_hash_type_name): New.
1528 (iterative_hash_gimple_type): New.
1529 (gimple_type_hash): New.
1530 (gimple_type_eq): New.
1531 (gimple_register_type): New.
1532 (print_gimple_types_stats): New.
1533 (gimple_signed_or_unsigned_type): New.
1534 (gimple_unsigned_type): New.
1535 (gimple_signed_type): New.
1536 (gimple_get_alias_set): New.
1537 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1538 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1539 (gimple_force_type_merge): Declare.
1540 (gimple_types_compatible_p): Declare.
1541 (gimple_register_type): Declare.
1542 (print_gimple_types_stats): Declare.
1543 (gimple_unsigned_type): Declare.
1544 (gimple_signed_type): Declare.
1545 (gimple_get_alias_set): Declare.
1546 (gimple_eh_must_not_throw_set_fndecl): New.
1548 2009-10-03 Jan Hubicka <jh@suse.cz>
1549 Kenneth Zadeck <zadeck@naturalbridge.com>
1551 * ipa-pure-const.c: Include lto-streamer.h.
1552 (register_hooks): Factor out of ...
1553 (generate_summary): ... here.
1554 (pure_const_write_summary): New.
1555 (pure_const_read_summary): New.
1556 (pass_ipa_pure_const): Add pure_const_write_summary and
1557 pure_const_read_summary.
1558 * ipa-reference.c: Include lto-streamer.h.
1559 (add_new_function): New.
1560 (remove_node_data): New.
1561 (duplicate_node_data): New.
1562 (ipa_init): Guard against multiple calls.
1563 Move hook setup from analyze_function.
1564 (write_node_summary_p): New.
1565 (ipa_reference_write_summary): New.
1566 (ipa_reference_read_summary): New.
1567 (pass_ipa_reference): Add ipa_reference_write_summary and
1568 ipa_reference_read_summary.
1569 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1570 (struct cgraph_edge): Add fields lto_stmt_uid and
1571 call_stmt_cannot_inline_p.
1572 (cgraph_optimize): Declare.
1573 (cgraph_decide_is_function_needed): Declare.
1574 (reset_inline_failed): Declare.
1575 (enum LTO_cgraph_tags): Declare.
1576 (LTO_cgraph_tag_names): Declare.
1577 (LCC_NOT_FOUND): Define.
1579 2009-10-03 Doug Kwan <dougkwan@google.com>
1580 Rafael Espindola <espindola@google.com>
1581 Jan Hubicka <jh@suse.cz>
1582 Diego Novillo <dnovillo@google.com>
1583 Kenneth Zadeck <zadeck@naturalbridge.com>
1585 * passes.c (all_regular_ipa_passes): New.
1586 (all_ipa_passes): Rename to all_small_ipa_passes.
1587 (init_optimization_passes): Init all_regular_ipa_passes.
1588 * tree-pass.h (all_regular_ipa_passes): New.
1589 (all_ipa_passes): Rename to all_small_ipa_passes.
1590 * passes.c (all_lto_gen_passes): New.
1591 (init_optimization_passes): Initialize all_lto_gen_passes.
1592 (execute_ipa_summary_passes): Make non-static.
1593 (ipa_write_summaries_1): New.
1594 (ipa_write_summaries_2): New.
1595 (ipa_write_summaries): New.
1596 (ipa_write_summaries_of_cgraph_node_set): New.
1597 (ipa_read_summaries_1): New.
1598 (ipa_read_summaries): New.
1599 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1600 (execute_regular_ipa_pass_list): Remove.
1601 (init_optimization_passes): Schedule
1602 pass_rebuild_cgraph_edges and pass_early_inline outside
1603 of pass_all_early_optimizations. Document reason.
1604 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1605 pass_ipa_lto_finish_out): New pass.
1606 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1607 (execute_all_ipa_transforms): New.
1608 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1609 (dump_properties, debug_properties): New.
1610 * tree-optimize.c (gate_all_early_local_passes): Return
1611 false if we are in lto1.
1612 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1613 * tree-pass.h (execute_all_ipa_transforms): Declare.
1614 (pass_ipa_function_and_variable_visibility): Declare.
1615 (pass_ipa_early_inline): Declare.
1616 (pass_ipa_lto_gimple_out): Declare.
1617 (pass_ipa_lto_wpa_fixup): Declare.
1618 (pass_ipa_lto_finish_out): Declare.
1619 (all_small_ipa_passes, all_regular_ipa_passes,
1620 all_lto_gen_passes): Declare.
1621 (execute_ipa_summary_passes): Declare.
1622 (execute_all_ipa_transforms): Declare.
1623 (ipa_write_summaries): Declare
1624 (ipa_write_summaries_of_cgraph_node_set): Declare.
1625 (ipa_read_summaries): Declare.
1627 2009-10-03 Doug Kwan <dougkwan@google.com>
1628 Ollie Wild <aaw@google.com>
1630 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1632 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1633 (lto_mode): New variable.
1634 (maybe_run_lto_and_relink): Handle the -fwpa option.
1635 (main): Handle the -fwpa option.
1636 (maybe_unlink_list): New function.
1637 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1638 * common.opt (flto): New flag.
1639 * toplev.c (flag_generate_lto): Declare.
1641 2009-10-03 Simon Baldwin <simonb@google.com>
1643 * common.opt (flto-compression-level): New flag.
1645 * opts.c: Include lto-opts.h.
1646 (handle_option): Call lto_register_user_option for each
1647 valid option handled.
1648 (decode_options): Clear registered options before the options
1651 2009-10-03 Cary Coutant <ccoutant@google.com>
1653 * collect2.c (is_elf): New function.
1654 (scan_prog_file): Require LTO object to be in ELF format.
1656 2009-10-03 Rafael Espindola <espindola@google.com>
1658 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1659 libgcc to the linker.
1661 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1663 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1664 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1666 * collect2.h (collect_execute): Add flags argument.
1667 * tlink.c (tlink_execute): Update call to collect_execute.
1668 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1669 (use_linker_plugin): New.
1670 (use_linker_plugin_spec_function): New.
1671 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1672 (linker_plugin_file_spec): New.
1673 (lto_wrapper_spec): New.
1674 (lto_gcc_spec): New.
1675 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1676 (static_spec_functions): Add use-linker-plugin.
1677 (process_command): Handle -use-linker-plugin.
1678 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1679 linker_plugin_file_spec and lto_gcc_spec.
1680 (use_linker_plugin_spec_function): New.
1682 2009-10-03 Richard Guenther <rguenther@suse.de>
1686 * tree.h (is_lang_specific): Include LANG_TYPE.
1687 * tree.c (find_decls_types_r): Manually add interesting parts
1688 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1690 * gimple.c (type_pair_hash): Make symmetric.
1691 (type_pair_eq): Likewise.
1692 (lookup_type_pair): Increase initial hashtable size.
1693 (gimple_force_type_merge): Rely on type-pair symmetry.
1694 (visit): Remove excessive checking code.
1695 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1696 (gimple_register_type): Remove getenv calls, shrink initial
1700 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1701 inline functions if not generating lto output.
1704 * toplev.c (finalize): In WPA mode remove the asm file.
1706 2009-10-03 Doug Kwan <dougkwan@google.com>
1708 * ipa-inline.c (cgraph_mark_inline): Check
1709 edge->call_stmt_cannot_inline_p instead of calling
1710 gimple_call_cannot_inline_p.
1711 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1712 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1713 (inline_generate_summary): Do nothing in LTRANS.
1714 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1715 exists before calling gimple_call_cannot_inline_p.
1716 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1717 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1718 Update new_edge->lto_stmt_uid.
1719 * cgraphbuild.c (reset_inline_failed): New.
1721 * common.opt (fwpa): New flag.
1722 (fltrans): New option.
1723 * gcc.c (gcc_lto_option_t): New type.
1724 (current_lto_option): New variable.
1725 (lto_single_spec_function): Remove and is replaced by ..
1726 (lto_option_spec_function): New function.
1727 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1728 passing the -flto flag.
1729 (cc1_options): Separate non-LTO related parts into ..
1730 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1731 (lto1_options): New spec for lto FE.
1732 (link_lto_options): New spec for handling LTO flags in linker.
1733 (invoke_lto_single): Re-format to fit in 80 column. Replace
1734 lto-single with lto-option.
1735 (static_specs): Add cc1_non_lto_options, lto1_options and
1737 (static_spec_function): Replace lto-single with lto-option.
1738 (process_command): Handle -flto, -fwpa and -fltran by setting
1739 current_lto_option and not passing it to subprocess unconditionally.
1741 2009-10-03 Bill Maddox <maddox@google.com>
1743 Add `gcc' driver support for link-time code generation (LTO).
1745 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1746 (lto_flag, lto_objects, lto_o_file): New variables.
1747 (struct lto_object, struct lto_object_list): New structures.
1748 (collect_exit, handler): Remove LTO temporary output file on exit.
1749 (add_lto_object): New function.
1750 (maybe_run_lto_and_relink): New function. Perform link time code
1751 generation and relinking for object files containing LTO information.
1752 (main): Invoke maybe_run_lto_and_relink().
1753 (dump_argv): New function. For debugging, currently disabled.
1754 (scan_prog_file): Add LTO information pass.
1755 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1757 * toplev.c (compile_file): Emit assembler directive to create
1758 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1760 2009-10-03 Diego Novillo <dnovillo@google.com>
1762 * c.opt: Add LTO to warn_abi and warn_psabi.
1764 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1765 inline function. Ignore language-specific nodes. Update all users.
1766 (find_decls_types_r): Do not traverse the subtrees of
1767 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1768 * tree.h (is_lang_specific): New.
1769 * langhooks.h (struct lang_hooks_for_decls): Remove
1770 may_need_assembler_name_p. Update all users.
1772 * c-common.c (set_builtin_user_assembler_name): Move ...
1773 * builtins.c (set_builtin_user_assembler_name): ... here.
1774 (is_builtin_name): Add comment
1775 (is_builtin_fn): New.
1776 * except.c (output_ttype): Only call
1777 lookup_type_for_runtime if TYPE is not a runtime type.
1779 * passes.c (register_pass): Call position_pass on
1780 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1781 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1782 (TV_IPA_LTO_DECL_IO): Define.
1783 (TV_IPA_LTO_CGRAPH_IO): Define.
1785 (TV_WHOPR_WPA): Define.
1786 (TV_WHOPR_WPA_IO): Define.
1787 (TV_WHOPR_LTRANS): Define.
1788 (TV_WHOPR_WPA_FIXUP): Define.
1789 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1790 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1791 * tree-flow.h (tree_node_can_be_shared): Declare.
1792 * tree-inline.c (tree_can_inline_p): Check that E has a
1793 statement associated with it.
1794 * tree.c (free_lang_data_in_binf): Factor out of ...
1795 (free_lang_data_in_type): ... here.
1796 Call RECORD_OR_UNION_TYPE_P.
1797 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1798 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1799 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1800 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1801 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1802 (gate_free_lang_data): Return true if flag_generate_lto is set.
1803 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1804 * c-common.h (set_builtin_user_assembler_name): Move ...
1805 * tree.h (set_builtin_user_assembler_name): ... here.
1807 * common.opt (flto-report): New flag.
1808 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1809 * collect2.c (scan_prog_file): Send the error output of
1810 'nm' to HOST_BIT_BUCKET.
1812 2009-10-03 Ollie Wild <aaw@google.com>
1814 * langhooks-def.h (lhd_begin_section): New function declaration.
1815 (lhd_write_section): New function declaration.
1816 (lhd_end_section): New function declaration.
1817 (LANG_HOOKS_BEGIN_SECTION): New macro.
1818 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1819 (LANG_HOOKS_END_SECTION): New macro.
1820 (LANG_HOOKS_LTO): New macro.
1821 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1822 * langhooks.c (output.h): Add include.
1823 (saved_section): New static variable.
1824 (lhd_begin_section): New function.
1825 (lhd_write_section_data): New function.
1826 (lhd_end_section): New function.
1827 * langhooks.h (struct lang_hooks_for_lto): New structure.
1828 (struct lang_hooks): Add member lto.
1829 * Makefile.in (langhooks.o): Add dependency on output.h.
1831 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1833 2009-10-03 Richard Guenther <rguenther@suse.de>
1835 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1838 2009-10-03 Simon Baldwin <simonb@google.com>
1839 Richard Guenther <rguenther@suse.de>
1840 Janis Johnson <janis187@us.ibm.com>
1841 Doug Kwan <dougkwan@google.com>
1842 Diego Novillo <dnovillo@google.com>
1843 Ramana Radhakrishnan <ramana.r@gmail.com>
1844 Ollie Wild <aaw@google.com>
1846 * doc/install.texi: Add documentation for libelf and --enable-lto.
1847 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1848 -flto-report, -flto-compression-level and -use-linker-plugin.
1849 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1850 Add section for LTO Testing.
1852 2009-10-02 Cary Coutant <ccoutant@google.com>
1854 Add support for comdat type sections for DWARF v4.
1855 Merge from dwarf4 branch.
1857 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1858 (dw_die_ref): Define vector type.
1859 (enum dw_val_class): Add dw_val_class_data8.
1860 (struct dw_val_struct): Add v.val_data8.
1861 (comdat_type_node_ref): New type.
1862 (struct die_struct): Move die_symbol into a union; add new field
1863 die_type_node. Change all uses.
1864 (comdat_type_node): New type.
1865 (skeleton_chain_node): New type.
1866 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1867 (comdat_type_list): New variable.
1868 (dwarf_tag_name): Add DW_TAG_type_unit.
1869 (dwarf_attr_name): Add DW_AT_signature.
1870 (add_AT_data8): New function.
1871 (replace_child): New function.
1872 (move_all_children): New function.
1873 (print_signature): New function.
1874 (print_die): Print signature information; add dw_val_class_data8.
1875 (attr_checksum): Support dw_val_class_data8.
1876 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1877 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1878 (checksum_sleb128, checksum_uleb128): New functions.
1879 (checksum_die_context): New function.
1880 (loc_checksum_ordered): New function.
1881 (attr_checksum_ordered): New function.
1882 (struct checksum_attributes): New structure.
1883 (collect_checksum_attributes): New function.
1884 (die_checksum_ordered): New function.
1885 (generate_type_signature): New function.
1886 (same_dw_val_p): Add dw_val_class_data8.
1887 (is_symbol_die): Use new is_declaration_die function.
1888 (is_declaration_die): New function.
1889 (should_move_die_to_comdat): New function.
1890 (clone_die): New function.
1891 (clone_tree): New function.
1892 (clone_as_declaration): New function.
1893 (copy_declaration_context): New function.
1894 (generate_skeleton_ancestor_tree): New function.
1895 (generate_skeleton_bottom_up): New function.
1896 (generate_skeleton): New function.
1897 (remove_child_or_replace_with_skeleton): New function.
1898 (break_out_comdat_types): New function.
1899 (struct decl_table_entry): New type.
1900 (htab_decl_hash): New function.
1901 (htab_decl_eq): New function.
1902 (htab_decl_del): New function.
1903 (copy_ancestor_tree): New function.
1904 (copy_decls_walk): New function.
1905 (copy_decls_for_unworthy_types): New function.
1906 (build_abbrev_table): Don't assert on missing die_symbol when doing
1907 comdat type sections.
1908 (size_of_die): Use DW_FORM_sig8 for external references. Add
1910 (unmark_dies): Don't assert for unmarked dies when doing comdat
1912 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1913 (output_signature): New function.
1914 (output_die): Likewise.
1915 (output_compilation_unit_header): Mark output as DWARF version 3
1916 even if generating DWARF 4.
1917 (output_comdat_type_unit): New function.
1918 (output_line_info): Mark output as DWARF version 3 even if generating
1920 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1922 (dwarf2out_end_source_file): Likewise.
1923 (prune_unused_types_walk_attribs): Don't follow references into
1924 comdat type sections.
1925 (prune_unused_types_mark): When generating type units, do not mark
1926 children of non-defining declarations of types; do mark children of
1928 (prune_unused_types): Process comdat type sections.
1929 (htab_ct_hash): New function.
1930 (htab_ct_eq): New function.
1931 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1932 Add a pointer to the line table from type unit entries so
1933 DW_AT_decl_file has meaning.
1934 * varasm.c (default_elf_asm_named_section): Use identifier name as
1935 comdat key instead of lang hook.
1937 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1939 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1941 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1943 * config/i386/i386.md (SWIM248): New mode iterator.
1944 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1945 divmodhi4 patterns using SWIM248 macro.
1946 (*divmod<mode>4): Macroize insn_and_split pattern from
1947 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1948 and their corresponding splitters usign SWIM248 macro. Split SImode
1949 insn to generate cltd and DImode insn to generate cqto instead of
1950 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1951 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1952 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1953 *divmodsi_noext patterns using SWIM248 macro.
1954 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1955 udivmodhi4 patterns using SWIM248 macro.
1956 (*udivmod<mode>4): Macroize insn_and_split pattern from
1957 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1958 corresponding splitters using SWIM248 macro.
1959 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1960 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1962 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1964 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1965 of zero-sized element is zero-sized regardless of its extent.
1967 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1970 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1971 * configure: Regenerated.
1972 * config.in: Regenerated.
1973 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1974 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1975 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1976 not emitting .eh_frame, emit .cfi_sections .debug_frame
1981 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1982 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1984 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1985 vars use DECL_RTL with resetting it back to NULL afterwards.
1986 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1987 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1988 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1989 the attribute type allows it, otherwise use DW_FORM_dataN.
1990 (mem_loc_descriptor): Handle CONST_STRING.
1991 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1992 Handle MEM with CONST_STRING address using add_AT_string.
1993 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1994 CONST_STRING for const arrays initialized with a string literal.
1995 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1996 (dwarf2out_finish): Call resolve_addr.
1998 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1999 Maxim Kuvyrkov <maxim@codesourcery.com>
2001 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2003 2009-10-02 Nick Clifton <nickc@redhat.com>
2005 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2006 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2008 2009-10-01 Jan Hubicka <jh@suse.cz>
2010 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2011 (cgraph_create_virtual_clone): Just pass redirect_callers
2013 * cgraph.h (cgraph_clone_node): Update prototype.
2014 * ipa-pure-const.c (self_recursive_p): New function.
2015 (propagate): Use it.
2016 * ipa-inline.c (cgraph_clone_inlined_nodes,
2017 cgraph_decide_recursive_inlining): Update.
2019 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2021 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2022 instructions for TARGET_OCTEON.
2024 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2026 * config/arm/arm.c (arm_override_options): Turn off
2027 flag_dwarf2_cfi_asm for AAPCS variants.
2029 2009-10-01 Martin Jambor <mjambor@suse.cz>
2032 * tree-sra.c (convert_callers): Do not call
2033 compute_inline_parameters on one caller more than once.
2035 2009-10-01 Nick Clifton <nickc@redhat.com>
2037 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2038 an empty string if not already defined.
2040 2009-10-01 Martin Jambor <mjambor@suse.cz>
2043 * tree-sra.c (is_va_list_type): New function.
2044 (find_var_candidates): Call is_va_list_type.
2045 (find_param_candidates): Check that the type or the type pointed
2046 to are not va_list types.
2048 2009-10-01 Martin Jambor <mjambor@suse.cz>
2051 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2052 DECL_ARTIFICIAL (param_decl) is true.
2054 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2056 * tree.h (tree_decl_common::lang_flag_8): New.
2057 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2059 * c-common.h (RID_CONSTEXPR): New.
2061 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2063 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2064 Use ref-all pointers.
2065 (alpha_gimplify_va_arg): Ditto.
2067 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2070 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2071 before insn counting loop now that BB_END (bb) is counted. Ensure
2072 the return value isn't zero.
2074 2009-09-30 Nick Clifton <nickc@redhat.com>
2076 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2077 with separate definitions of c_target_objs and cxx_target_objs.
2078 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2080 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2081 sh_symbian_import_export_class.
2082 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2083 * config/sh/symbian.c: Delete, moving code into...
2084 * config/sh/symbian-base.c: ... here
2085 * config/sh/symbian-c.c: ... and here
2086 * config/sh/symbian-cxx.c: ... and here.
2088 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2091 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2092 of plus RTX into register.
2094 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2096 * doc/install.texi: Linguistic and markup fixes.
2097 (Configuration) <--disable-cpp>: Remove description.
2098 <--enable-maintainer-mode>: Autotools files are affected, too.
2099 <--with-sysroot>: Improve description.
2100 (Building): Bump required GNU make version.
2102 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2104 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2105 (x86_64-*-*): Ditto.
2107 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2108 intrinisics for FMA4.
2109 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2110 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2111 Add FMA4 check and fma4intrin.h.
2112 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2114 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2115 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2116 constant for FMA4 support.
2117 (UNSPEC_FMA4_FMADDSUB): Ditto.
2118 (UNSPEC_FMA4_FMSUBADD): Ditto.
2119 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2120 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2121 (ix86_expand_fma4_multiple_memory): Ditto.
2122 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2123 (OPTION_MASK_ISA_FMA4_UNSET): New.
2124 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2125 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2126 (ix86_handle_option): Handle -mfma4.
2127 (isa_opts): Handle -mfma4.
2128 (enum pta_flags): Add PTA_FMA4.
2129 (override_options): Add FMA4 support.
2130 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2131 (IX86_BUILTIN_VFMADDSD): Ditto.
2132 (IX86_BUILTIN_VFMADDPS): Ditto.
2133 (IX86_BUILTIN_VFMADDPD): Ditto.
2134 (IX86_BUILTIN_VFMSUBSS): Ditto.
2135 (IX86_BUILTIN_VFMSUBSD): Ditto.
2136 (IX86_BUILTIN_VFMSUBPS): Ditto.
2137 (IX86_BUILTIN_VFMSUBPD): Ditto.
2138 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2139 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2140 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2141 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2142 (IX86_BUILTIN_VFNMADDSS): Ditto.
2143 (IX86_BUILTIN_VFNMADDSD): Ditto.
2144 (IX86_BUILTIN_VFNMADDPS): Ditto.
2145 (IX86_BUILTIN_VFNMADDPD): Ditto.
2146 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2147 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2148 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2149 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2150 (IX86_BUILTIN_VFMADDPS256): Ditto.
2151 (IX86_BUILTIN_VFMADDPD256): Ditto.
2152 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2153 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2154 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2155 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2156 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2157 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2158 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2159 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2160 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2161 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2162 (enum multi_arg_type): New enum for describing the various FMA4
2163 intrinsic argument types.
2164 (bdesc_multi_arg): New table for FMA4 intrinsics.
2165 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2166 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2168 (ix86_expand_builtin): Add FMA4 intrinsic support.
2169 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2170 operand instructions.
2171 (ix86_expand_fma4_multiple_memory): New function to split the
2172 second memory reference from FMA4 instructions.
2173 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2174 (ssemodesuffixf2s): Ditto.
2175 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2177 (fma4_fmsub<mode>4): Ditto.
2178 (fma4_fnmadd<mode>4): Ditto.
2179 (fma4_fnmsub<mode>4): Ditto.
2180 (fma4_vmfmadd<mode>4): Ditto.
2181 (fma4_vmfmsub<mode>4): Ditto.
2182 (fma4_vmfnmadd<mode>4): Ditto.
2183 (fma4_vmfnmsub<mode>4): Ditto.
2184 (fma4_fmadd<mode>4256): Ditto.
2185 (fma4_fmsub<mode>4256): Ditto.
2186 (fma4_fnmadd<mode>4256): Ditto.
2187 (fma4_fnmsub<mode>4256): Ditto.
2188 (fma4_fmaddsubv8sf4): Ditto.
2189 (fma4_fmaddsubv4sf4): Ditto.
2190 (fma4_fmaddsubv4df4): Ditto.
2191 (fma4_fmaddsubv2df4): Ditto.
2192 (fma4_fmsubaddv8sf4): Ditto.
2193 (fma4_fmsubaddv4sf4): Ditto.
2194 (fma4_fmsubaddv4df4): Ditto.
2195 (fma4_fmsubaddv2df4): Ditto.
2196 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2197 instructions for intrinsics.
2198 (fma4i_fmsub<mode>4): Ditto.
2199 (fma4i_fnmadd<mode>4): Ditto.
2200 (fma4i_fnmsub<mode>4): Ditto.
2201 (fma4i_vmfmadd<mode>4): Ditto.
2202 (fma4i_vmfmsub<mode>4): Ditto.
2203 (fma4i_vmfnmadd<mode>4): Ditto.
2204 (fma4i_vmfnmsub<mode>4): Ditto.
2205 (fma4i_fmadd<mode>4256): Ditto.
2206 (fma4i_fmsub<mode>4256): Ditto.
2207 (fma4i_fnmadd<mode>4256): Ditto.
2208 (fma4i_fnmsub<mode>4256): Ditto.
2209 (fma4i_fmaddsubv8sf4): Ditto.
2210 (fma4i_fmaddsubv4sf4): Ditto.
2211 (fma4i_fmaddsubv4df4): Ditto.
2212 (fma4i_fmaddsubv2df4): Ditto.
2213 (fma4i_fmsubaddv8sf4): Ditto.
2214 (fma4i_fmsubaddv4sf4): Ditto.
2215 (fma4i_fmsubaddv4df4): Ditto.
2216 (fma4i_fmsubaddv2df4): Ditto.
2218 * doc/invoke.texi (-mfma4): Add documentation.
2219 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2221 2009-09-29 Richard Henderson <rth@redhat.com>
2223 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2224 an edge to the new destination block.
2226 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2229 * pa.c (hppa_profile_hook): Use
2230 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2232 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2233 Alexander Monakov <amonakov@ispras.ru>
2236 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2237 (not_postinc_memory_operand): New.
2238 (not_postinc_move_operand): New.
2239 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2240 (*cmovsi_internal): Ditto.
2242 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2244 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2245 restrict issue_rate in first pass when scheduling for register
2248 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2249 Rafael Avila de Espindola <espindola@google.com>
2251 * gengtype.c (plugin_output): New.
2252 (get_output_file_with_visibility): Return plugin_output for plugins.
2253 (main): Parse and use the -P option.
2254 * gty.texi: Update the command line format.
2256 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2259 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2261 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2262 out if !const_ok_for_output.
2265 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2266 case VAR_LOCATION>: Remove gcc_unreachable ().
2268 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2270 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2271 (x86_64-*-*): Ditto.
2272 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2273 back to smmintrin.h.
2274 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2275 * config/i386/x86intrin.h: Remove SSE5.
2276 * config/i386/mmintrin-common.h: Delete file.
2277 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2279 2009-09-29 Richard Guenther <rguenther@suse.de>
2281 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2282 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2284 2009-09-29 Nick Clifton <nickc@redhat.com>
2286 * function.c (current_function_name): If there is no current
2287 function just return "<none>".
2289 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2291 * tree-pass.h (register_pass_info): New structure.
2292 (pass_positioning_ops): Move enum from gcc-plugin.h.
2293 (register_pass): New function.
2294 * gcc-plugin.h (plugin_pass): Delete structure.
2295 (pass_positioning_ops): Delete enum.
2296 * plugin.c (regsiter_pass): Delete function.
2297 (position_pass): Delete function.
2298 (added_pass_nodes): Delete variable.
2299 (prev_added_pass_nodes): Delete variable.
2300 (pass_list_node): Delete structure.
2301 * passes.c (make_pass_instance): New function.
2302 (next_pass_1): Change to call make_pass_instance.
2303 (pass_list_node): Move structure from gcc-plugin.h.
2304 (added_pass_nodes): Move variable from plugin.c.
2305 (prev_added_pass_nodes): Move variable from plugin.c.
2306 (position_pass): New function.
2307 (register_pass): New function.
2309 2009-09-28 Easwaran Raman <eraman@google.com>
2311 * ifcvt.c (noce_try_abs): Recognize pattern and call
2312 expand_one_cmpl_abs_nojump.
2313 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2314 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2316 2009-09-28 Ian Lance Taylor <iant@google.com>
2319 * c-opts.c (c_common_handle_option): Don't set
2320 warn_jump_misses_init for -Wall.
2321 * doc/invoke.texi (Warning Options): Update documentation.
2323 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2325 * Makefile.in ($(out_object_file)): Depend on
2326 gt-$(basename $(notdir $(out_file))).h.
2328 2009-09-28 Richard Henderson <rth@redhat.com>
2330 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2331 * except.c (gen_eh_region): Set it.
2332 (duplicate_eh_regions_1): Copy it.
2333 * tree-eh.c (lower_resx): Use it to determine which function
2336 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2337 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2338 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2339 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2340 BUILT_IN_CXA_END_CLEANUP if necessary.
2342 * c-common.c (c_define_builtins): Update call to
2343 build_common_builtin_nodes.
2345 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2347 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2349 2009-09-28 Michael Matz <matz@suse.de>
2351 * builtins.c (interclass_mathfn_icode): New helper.
2352 (expand_builtin_interclass_mathfn): Use it here, and split folding
2354 (fold_builtin_interclass_mathfn): ... this new folder.
2355 (build_call_nofold_loc): New static helper.
2356 (build_call_nofold): New wrapper macro for above.
2357 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2358 (expand_builtin_pow): Ditto.
2359 (expand_builtin_memset_args): Ditto.
2360 (expand_builtin_printf): Ditto.
2361 (expand_builtin_fprintf): Ditto.
2362 (expand_builtin_sprintf): Ditto.
2363 (expand_builtin_memory_chk): Ditto.
2364 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2365 (expand_builtin_stpcpy): Ditto.
2366 (expand_builtin_strcmp): Ditto.
2367 (expand_builtin_strncmp): Ditto.
2368 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2369 (expand_builtin_strcpy_args): Don't call folders.
2370 (expand_builtin_memcmp): Ditto.
2371 (expand_builtin_strncpy): Ditto, and use target.
2372 (expand_builtin_memcpy): Ditto.
2373 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2374 expand_builtin_strpbrk, expand_builtin_memmove,
2375 expand_builtin_memmove_args, expand_builtin_bcopy,
2376 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2377 expand_builtin_strspn, expand_builtin_strcspn,
2378 expand_builtin_fputs): Remove these.
2379 (expand_builtin): Don't call the above, change calls to other
2380 expanders that changed prototype.
2381 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2382 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2383 fold_builtin_interclass_mathfn.
2384 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2385 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2387 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2388 * passes.c (init_optimization_passes): Move pass_fold_builtins
2389 after last phiopt pass.
2390 * tree-inline.c (fold_marked_statements): When folding builtins
2391 iterate over all instruction potentially generated.
2392 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2394 (fold_gimple_call): Use it to always fold calls (into potentially
2395 multiple instructions).
2396 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2397 calls into zero at this time.
2398 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2399 statements generated by builtin folding.
2401 2009-09-28 Nick Clifton <nickc@redhat.com>
2403 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2405 2009-09-28 Duncan Sands <baldrick@free.fr>
2407 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2408 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2409 (register_callback): Dispatch it.
2410 (invoke_plugin_callbacks): Incorporate in sanity check.
2411 * ggc.h (ggc_register_cache_tab): Add declaration.
2412 * ggc-common.c (ggc_register_root_tab): Simplify.
2413 (const_ggc_cache_tab_t): New typedef.
2414 (extra_cache_vec): New vector of dynamically added cache tables.
2415 (ggc_register_cache_tab): New function.
2416 (ggc_scan_cache_tab): New function.
2417 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2418 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2420 2009-09-27 Richard Henderson <rth@redhat.com>
2422 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2423 which we remove __builtin_stack_restore.
2425 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2427 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2428 to test for GRD_INVARIANT.
2429 (simple_rhs_p): Anything that's function_invariant_p is fine.
2431 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2433 * gengtype.c (main): Use plunge_files instead of plugin_output.
2435 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2436 Rafael Avila de Espindola <espindola@google.com>
2438 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2439 Don't print pch related info if it is false.
2440 (main): Don't print pch info in plugin mode.
2442 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2444 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2445 with dw_val_class_const_double.
2446 (struct dw_val_struct): Replace val_long_long with val_double and
2447 adjust for above change.
2448 (output_loc_operands): Likewise.
2449 (add_AT_long_long): Rename into...
2450 (add_AT_double): ...this.
2451 (print_die): Replace dw_val_class_long_long with
2452 dw_val_class_const_double and adjust.
2453 (attr_checksum): Likewise.
2454 (same_dw_val_p): Likewise.
2455 (size_of_die): Likewise.
2456 (value_format): Likewise.
2457 (output_die): Likewise.
2458 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2459 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2460 instead of add_AT_long_long.
2461 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2462 value with the precision of its type.
2464 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2467 * c-typeck.c (build_conditional_expr): Use the readonly and
2468 volatile flags of the operand types, not of the operands itself.
2470 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2472 * collect2.c (main): Look for -brtl before adding libraries.
2474 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2476 * config.gcc: Update OpenBSD targets.
2477 * config/openbsd-stdint.h: New file.
2478 * config/openbsd-libpthread.h: New file.
2479 * config/openbsd.h: Update and break out LIB_SPEC definition.
2480 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2481 * config/i386/openbsdelf.h: Correct types.
2482 * config/m68k/openbsd.h: Likewise.
2483 * config/mips/openbsd.h: Likewise.
2484 * config/vax/openbsd.h: Likewise.
2486 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2488 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2489 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2490 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2491 of the length and zero.
2493 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2495 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2496 (FLAGS_H): Add options.h $(REAL_H).
2497 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2498 (TREE_VECTORIZER_H): New.
2499 (EBITMAP_H): Renamed from EBIMAP_H.
2500 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2501 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2502 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2503 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2504 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2505 (graphite-clast-to-gimple.o, graphite-dependences.o)
2506 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2507 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2508 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2509 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2510 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2511 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2512 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2513 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2514 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2515 updated and fixed as per above changes and per
2516 check_makefile_deps.sh output.
2519 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2520 * configure: Regenerate.
2522 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2524 * doc/install.texi: Update minimum MPC version to 0.7.
2526 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2528 * doc/install.texi (Binaries): Remove reference to the binary
2529 distribution CD-ROM from the FSF.
2531 2009-09-26 Michael Matz <matz@suse.de>
2535 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2536 that are mentioned in the body.
2538 2009-09-26 Michael Matz <matz@suse.de>
2540 PR tree-optimization/41454
2541 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2542 (tree_ssa_dominator_optimize): Don't allocate and free it.
2543 (dom_opt_leave_block): Don't iterate over it.
2544 (eliminate_redundant_computations): Don't return a value.
2545 (cprop_operand, cprop_into_stmt): Ditto.
2546 (optimize_stmt): Don't defer updating stmts.
2548 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2550 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2551 generic_parameter_die, template_parameter_pack_die,
2552 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2553 renaming DW_TAG_formal_parameter_pack and
2554 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2555 and DW_TAG_GNU_template_parameter_pack.
2557 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2559 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2560 * config/v850/v850.c (v850_function_value): New function.
2561 (TARGET_FUNCTION_VALUE): Define.
2563 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2565 * tree-vect-stmts.c (vectorizable_call): Call
2566 mark_symbols_for_renaming after vect_finish_stmt_generation.
2568 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2569 to loc_descriptor_from_tree.
2570 (add_location_or_const_value_attribute): Pass 0 instead of 2
2571 for decl_by_reference_p decls.
2573 2009-09-25 Richard Guenther <rguenther@suse.de>
2576 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2579 2009-09-25 Ben Elliston <bje@au.ibm.com>
2581 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2584 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2586 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2587 form of instruction.
2589 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2592 * fold-const.c (const_binop): Handle complex int division.
2593 * tree-complex.c (expand_complex_div_straight,
2594 expand_complex_div_wide): Update comments.
2596 2009-09-24 DJ Delorie <dj@redhat.com>
2599 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2600 (reg_class): Likewise.
2601 (REG_CLASS_NAMES): Likewise.
2602 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2603 (m32c_override_options): Disable -fivopts for M32C.
2605 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2607 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2608 Delete VSX load/store with update support.
2609 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2610 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2614 (VStype_load_update): Ditto.
2615 (VStype_store_update): Ditto.
2616 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2617 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2619 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2620 load/store with update builtins.
2622 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2624 * libgcc2.c (L_trampoline): Prototype for getpagesize
2625 and mprotect in WINNT case.
2627 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2629 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2630 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2631 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2632 'outgoing' argument.
2633 (TARGET_FUNCTION_VALUE): Define.
2635 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2637 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2639 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2642 * common.opt: Initialize dwarf_strict to -1.
2643 * toplev.c (process_options): Catch unset dwarf_strict
2644 and set to 0 for all targets not overriding.
2645 * config/darwin.c (darwin_override_options): Catch unset
2646 dwarf_strict and override to 1.
2648 2009-09-24 Jeff Law <law@redhat.com>
2650 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2652 2009-09-24 Richard Guenther <rguenther@suse.de>
2654 PR tree-optimization/36143
2655 PR tree-optimization/38747
2656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2657 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2659 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2662 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2663 return false instead of gcc_unreachable (). For CONST return the
2664 value returned by recursive call instead of always returning true.
2665 (tree_add_const_value_attribute): Return the value returned by
2666 add_const_value_attribute instead of always returning true if rtl
2669 2009-09-23 Justin Seyster <jrseys@gmail.com>
2671 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2673 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2675 * cgraphunit.c (cgraph_lower_function): Revert last change.
2676 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2677 instead of DECL_NO_STATIC_CHAIN.
2678 * tree-cfg.c (verify_gimple_call): Likewise.
2679 * tree-nested.c (get_chain_decl, get_chain_field,
2680 convert_tramp_reference_op, convert_gimple_call): Likewise.
2681 (convert_all_function_calls): Likewise. Always set or clear
2682 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2683 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2684 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2686 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2687 DECL_NO_STATIC_CHAIN.
2688 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2689 instead of DECL_NO_STATIC_CHAIN.
2690 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2691 decl_function_context.
2692 * varasm.c (initializer_constant_valid_p): Likewise.
2693 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2694 (DECL_STATIC_CHAIN): ... this.
2695 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2696 instead of DECL_NO_STATIC_CHAIN.
2698 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2699 Rafael Avila de Espindola <espindola@google.com>
2701 * gengtype.c (nb_plugin_files): Make it unsigned to match
2702 num_gt_files. Adjust other variables to avoid warnings.
2703 (main): Allocate an all zero lang_bitmap before each plugin file name
2704 to match regular file names.
2706 2009-09-23 Richard Henderson <rth@redhat.com>
2708 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2709 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2710 static chain passed in memory.
2711 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2712 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2713 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2714 STATIC_CHAIN_REGNUM defined.
2716 * config/picochip/picochip-protos.h: s/class/klass/.
2717 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2718 (picochip_static_chain): New.
2719 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2720 (STATIC_CHAIN_INCOMING): Remove.
2722 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2723 (xtensa_static_chain): New.
2724 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2725 (STATIC_CHAIN_INCOMING): Remove.
2727 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2729 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2730 * config/pa/pa-protos.h (function_value): Remove.
2731 * config/pa/pa.c (pa_function_value): Rename from function_value.
2732 Make static, add 'outgoing' argument.
2733 (TARGET_FUNCTION_VALUE): Define.
2735 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2737 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2738 instead of cfun->machine->is_leaf.
2739 * config/avr/avr.h (machine_function): Remove is_leaf field.
2741 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2744 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2745 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2746 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2747 the same size, prefer DW_OP_stack_value.
2748 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2749 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2751 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2754 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2756 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2759 * cfgexpand.c (convert_debug_memory_address): New.
2760 (expand_debug_expr): Convert base address and offset to the same
2761 mode. Use it to convert addresses to other modes. Accept
2764 2009-09-23 Richard Guenther <rguenther@suse.de>
2766 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2767 produced for bigendian targets with promoted subregs.
2769 2009-09-23 Richard Guenther <rguenther@suse.de>
2771 * value-prof.c (gimple_ic): Purge old EH edges only after building
2774 2009-09-23 Nick Clifton <nickc@redhat.com>
2776 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2778 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2781 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2784 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2785 on non-nested functions.
2787 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2788 Jan Hubicka <jh@suse.cz>
2790 * dwarf2out.c (loc_list_plus_const): Only define if
2791 DWARF2_DEBUGGING_INFO.
2792 (address_of_int_loc_descriptor): Likewise.
2795 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2797 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2800 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2801 constant is more than zero.
2803 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2806 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2807 call final to emit non-scheduled prologue, instead insert at entry.
2809 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2810 Joseph S. Myers <joseph@codesourcery.com>
2812 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2814 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2815 Rafael Avila de Espindola <espindola@google.com>
2817 * gengtype.c (is_file_equal): New function.
2818 (close_output_files): Use is_file_equal. Free of->buf.
2820 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2821 Rafael Avila de Espindola <espindola@google.com>
2823 * gengtype.c (write_types, write_local): Add the output_header
2824 argument. Update all callers.
2826 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2828 * dwarf2out.c (template_parameter_pack_die,
2829 gen_formal_parameter_pack_die ): New functions.
2830 (make_ith_pack_parameter_name): Remove this function.
2831 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2832 DW_TAG_formal_parameter_pack.
2833 (gen_generic_params_dies): Represent each template parameter pack
2834 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2835 represented by usual DW_TAG_template_*_parameter DIEs that are
2836 children of the DW_TAG_template_parameter_pack element DIE.
2837 (generic_parameter_die): This doesn't deal with parameter pack
2838 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2839 of parameter pack DIEs.
2840 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2841 in certain cases, e.g. for pack elements.
2842 (gen_formal_types_die, gen_decl_die): Adjust usage of
2843 gen_formal_parameter_die.
2844 (gen_subprogram_die): Represent each function parameter pack by a
2845 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2846 represented by usual DW_TAG_formal_parameter DIEs that are children
2847 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2848 ____builtin_va_alist decls as no part of the compiler uses those
2850 * langhooks.h (struct lang_hooks_for_decls): Add
2851 function_parm_expanded_from_pack_p, get_generic_function_decl
2852 and function_parameter_pack_p hooks. Fix comment for
2853 get_innermost_generic_parms hook.
2854 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2855 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2856 macros and use them to initialize lang_hook.
2858 2009-09-22 Richard Henderson <rth@redhat.com>
2860 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2861 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2862 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2863 on TRAMPOLINE_TEMPLATE.
2864 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2865 TRAMPOLINE_ADJUST_ADDRESS.
2866 * targhooks.c (default_asm_trampoline_template): Remove.
2867 (default_trampoline_adjust_address): Remove.
2868 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2869 * targhooks.h: Update decls.
2871 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2873 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2874 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2875 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2877 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2880 * reload1.c (reload): Reset debug insns with pseudos without
2883 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2885 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2886 unconditional true for decimal float modes.
2887 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2888 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2890 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2892 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2893 Enable a new case for __FreeBSD__ >= 7.
2894 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2895 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2896 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2897 and USE_LD_AS_NEEDED.
2899 * doc/install.texi (*-*-freebsd*): Update target information.
2901 2009-09-22 Richard Guenther <rguenther@suse.de>
2904 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2905 arrays really properly.
2907 2009-09-22 Richard Henderson <rth@redhat.com>
2910 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2911 calls.static_chain, calls.trampoline_init,
2912 calls.trampoline_adjust_address.
2913 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2914 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2915 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2916 * builtins.c (expand_builtin_setjmp_receiver): Use
2917 targetm.calls.static_chain; only clobber registers.
2918 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2919 set up memory attributes properly for the trampoline block.
2920 (expand_builtin_adjust_trampoline): Use
2921 targetm.calls.trampoline_adjust_address.
2922 * calls.c (prepare_call_address): Add fndecl argument. Use
2923 targetm.calls.static_chain.
2924 * df-scan.c (df_need_static_chain_reg): Remove.
2925 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2926 consolodate static chain handling.
2927 * doc/tm.texi: Document new hooks.
2928 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2929 (init_emit_regs): Don't initialize them.
2930 * expr.h (prepare_call_address): Update decl.
2931 * final.c (profile_function): Use targetm.calls.static_chain.
2932 * function.c (expand_function_start): Likewise.
2933 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2934 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2935 only clobber registers.
2936 * targhooks.c (default_static_chain): New.
2937 (default_asm_trampoline_template, default_trampoline_init): New.
2938 (default_trampoline_adjust_address): New.
2939 * targhooks.h: Declare them.
2940 * varasm.c (assemble_trampoline_template): Use
2941 targetm.asm_out.trampoline_template. Make the memory block const
2944 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2945 alpha_initialize_trampoline. Make static. Merge VMS parameter
2946 differences into the TARGET_ABI_OPEN_VMS code block.
2947 (TARGET_TRAMPOLINE_INIT): New.
2948 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2949 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2950 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2951 (INITIALIZE_TRAMPOLINE): Remove.
2953 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2954 (TRAMPOLINE_TEMPLATE): Merge with ...
2955 (INITIALIZE_TRAMPOLINE): ... this and move ...
2956 * config/arc/arc.c (arc_trampoline_init): ... here.
2957 (TARGET_TRAMPOLINE_INIT): New.
2959 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2960 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2961 (arm_asm_trampoline_template): New.
2962 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2963 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2964 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2965 code to arm_asm_trampoline_template.
2966 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2967 arm_trampoline_adjust_address.
2968 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2969 adjust for target hook parameters.
2971 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2974 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2975 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2976 (bfin_trampoline_init): Rename from initialize_trampoline;
2977 make static; update for target hook parameters.
2978 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2979 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2980 bfin_asm_trampoline_template.
2981 (INITIALIZE_TRAMPOLINE): Remove.
2983 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2984 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2985 cris_trampoline_init): New.
2986 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2987 cris_asm_trampoline_template.
2988 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2989 adjust for target hook parameters.
2991 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2993 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2994 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2995 fr30_trampoline_init): New.
2996 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2997 fr30_asm_trampoline_template.
2998 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2999 adjust for target hook parameters.
3001 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3002 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3003 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3004 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3005 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3007 * config/h8300/h8300.c (h8300_trampoline_init): New.
3008 (TARGET_TRAMPOLINE_INIT): New.
3009 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3010 to h8300_trampoline_init and adjust for hook parameters.
3012 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3013 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3014 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3015 make static; adjust for hook parameters.
3016 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3018 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3019 (TARGET_TRAMPOLINE_INIT): New.
3020 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3021 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3022 iq2000_asm_trampoline_template.
3023 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3024 (TRAMPOLINE_CODE_SIZE): New.
3025 (TRAMPOLINE_SIZE): Use it.
3026 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3028 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3029 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3030 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3031 adjust for hook parameters.
3032 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3034 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3035 (m32r_trampoline_init): New.
3036 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3037 m32r_trampoline_init.
3039 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3040 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3041 make static; update for hook parameters.
3042 * config/m68hc11/m68hc11-protos.h: Update.
3043 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3045 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3046 (TARGET_TRAMPOLINE_INIT): New.
3047 (mcore_function_value): Fix typo.
3048 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3049 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3050 to mcore_asm_trampoline_template.
3051 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3053 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3054 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3055 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3056 update for hook parameters.
3057 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3059 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3060 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3061 mips_trampoline_init): New.
3062 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3063 mips_asm_trampoline_template.
3064 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3065 update for hook parameters.
3067 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3068 (TARGET_TRAMPOLINE_INIT): New.
3069 (mmix_trampoline_size): Remove.
3070 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3071 make static. Remove out-of-date tetra vs octa comment.
3072 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3073 make static; update for hook parameters.
3074 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3075 (INITIALIZE_TRAMPOLINE): Remove.
3076 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3077 (TRAMPOLINE_ALIGNMENT): New.
3078 * gcc/config/mmix/mmix-protos.h: Update.
3080 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3081 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3082 mn10300_trampoline_init): New.
3083 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3084 mn10300_asm_trampoline_template.
3085 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3087 * config/moxie/moxie.c (moxie_static_chain,
3088 moxie_asm_trampoline_template, moxie_trampoline_init,
3089 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3090 TARGET_TRAMPOLINE_INIT): New.
3091 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3092 moxie_trampoline_init.
3093 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3094 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3096 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3097 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3098 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3099 pa_trampoline_adjust_address): New.
3100 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3101 pa_asm_trampoline_template.
3102 (TRAMPOLINE_ALIGNMENT): New.
3103 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3104 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3105 adjust for hook parameters.
3106 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3108 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3109 (TARGET_TRAMPOLINE_INIT): New.
3110 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3111 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3113 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3115 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3116 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3117 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3118 make static; adjust parameters for the hook.
3119 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3121 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3122 s390_trampoline_template; make static.
3123 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3124 make static; adjust for target hook.
3125 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3126 * config/s390/s390-protos.h: Remove trampoline decls.
3127 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3128 (TRAMPOLINE_TEMPLATE): Remove.
3129 (TRAMPOLINE_ALIGNMENT): New.
3131 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3132 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3133 (TARGET_TRAMPOLINE_INIT): New.
3134 (score_asm_trampoline_template): New.
3135 (score_trampoline_init): Rename from score_initialize_trampoline;
3136 make static; adjust for hook parameters.
3137 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3138 score[37]_asm_trampoline_template.
3139 (INITIALIZE_TRAMPOLINE): Remove.
3140 * config/score/score3.c (score3_asm_trampoline_template): New.
3141 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3142 adjust for target hook.
3143 * config/score/score7.c (score7_asm_trampoline_template): New.
3144 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3145 adjust for target hook.
3146 * config/score/score3.h, config/score/score7.h: Update.
3148 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3149 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3150 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3151 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3152 make static; adjust for target hook parameters.
3153 (sh_trampoline_adjust_address): New.
3154 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3155 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3157 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3158 (sparc32_initialize_trampoline): Rename from
3159 sparc_initialize_trampoline; make static; replace tramp parameter
3160 with m_tramp and update memory accesses.
3161 (sparc64_initialize_trampoline): Similarly.
3162 (sparc_trampoline_init): New.
3163 * config/sparc/sparc-protos.h: Remove trampoline decls.
3164 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3165 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3167 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3168 (array_to_constant): Make ARR parameter const.
3169 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3170 make static; update for hook parameters.
3171 * config/spu/spu-protos.h: Update decls.
3172 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3174 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3175 from xstormy16_initialize_trampoline; make static; update for
3177 (TARGET_TRAMPOLINE_INIT): New.
3178 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3180 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3181 (TARGET_TRAMPOLINE_INIT): New.
3182 (v850_can_eliminate): Make static.
3183 (v850_asm_trampoline_template, v850_trampoline_init): New.
3184 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3185 v850_asm_trampoline_template.
3186 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3187 and adjust for target hook parameters.
3189 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3190 (TARGET_TRAMPOLINE_INIT): New.
3191 (vax_asm_trampoline_template, vax_trampoline_init): New.
3192 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3193 vax_asm_trampoline_template.
3194 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3196 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3197 (TARGET_TRAMPOLINE_INIT): New.
3198 (xtensa_asm_trampoline_template): Rename from
3199 xtensa_trampoline_template; make static.
3200 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3201 make static; update for hook parameters.
3202 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3203 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3204 (INITIALIZE_TRAMPOLINE): Remove.
3206 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3207 error for nested functions with regparm=3.
3208 (ix86_compute_frame_layout): Adjust frame pointer offset for
3209 ix86_static_chain_on_stack.
3210 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3211 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3212 don't reset to UNITS_PER_WORD.
3213 (ix86_emit_leave): Adjust ix86_cfa_state.
3214 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3215 (ix86_static_chain): New.
3216 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3217 make static; update for target hook parameters; use ix86_static_chain.
3218 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3219 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3220 (INITIALIZE_TRAMPOLINE): Remove.
3221 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3222 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3223 to the end. Add static_chain_on_stack.
3224 (ix86_static_chain_on_stack): New.
3226 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3227 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3228 (m68k_trampoline_init): New.
3229 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3230 m68k_trampoline_init and adjust for hook parameters.
3231 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3232 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3234 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3236 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3237 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3239 * reload1.c (reload): Call wrap_constant when substituting
3240 reg for equiv inside of DEBUG_INSNs.
3243 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3244 add_call_src_coords_attributes, add_high_low_attributes,
3245 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3246 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3247 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3248 when -gdwarf-2 -gstrict-dwarf.
3249 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3250 -gdwarf-[23] -gstrict-dwarf.
3251 (address_of_int_loc_descriptor, loc_descriptor,
3252 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3253 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3254 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3256 2009-09-22 Richard Guenther <rguenther@suse.de>
3258 PR tree-optimization/41428
3259 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3260 (ccp_finalize): Pass it to substitute_and_fold.
3262 2009-09-22 Richard Guenther <rguenther@suse.de>
3264 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3265 (substitute_and_fold): Adjust prototype.
3266 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3267 (simplify_stmt_using_ranges): Likewise.
3268 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3269 (vrp_fold_stmt): New function.
3270 (vrp_finalize): Pass it to substitute_and_fold.
3271 * tree-flow.h (vrp_evaluate_conditional): Remove.
3272 (simplify_stmt_using_ranges): Likewise.
3273 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3274 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3275 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3277 (fold_predicate_in): Move to tree-vrp.c.
3278 (substitute_and_fold): Use the callback instead of calling into
3279 tree-vrp.c functions directly.
3281 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3283 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3284 comparison warning on rs6000.
3287 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3288 GIMPLE_EH_MUST_NOT_THROW cleanup.
3289 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3291 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3294 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3295 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3296 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3297 libSystem which is derived from the gcc 4.2.1 unwinder.
3299 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3302 * varasm.c (default_encode_section_info): Copy TLS model into
3303 sym_ref flags regardless of backend support for TLS, for all
3304 model types except TLS_MODEL_EMULATED.
3306 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3309 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3310 we can handle it correctly.
3312 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3314 * doc/install.texi (os2): Remove section.
3316 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3318 * doc/standards.texi (Objective-C): Adjust two URLs.
3320 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3322 * tree-tailcall.c (process_assignment): Don't check if a
3323 multiplication or an addition are already present.
3324 (find_tail_calls): Combine multiple additions and multiplications.
3325 (adjust_accumulator_values): Emit accumulators.
3327 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3329 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3330 xmm register restore.
3332 2009-09-21 Jan Hubicka <jh@suse.cz>
3334 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3335 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3338 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3340 * stor-layout.c (layout_type): Remove obsolete code.
3342 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3345 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3347 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3350 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3351 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3352 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3353 * fold-const.c (const_binop): Likewise.
3354 * real.h (do_mpc_arg2): Update prototype.
3356 2009-09-20 Jan Hubicka <jh@suse.cz>
3358 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3359 (add_location_or_const_value_attribute): Rewrite using
3361 (tree_add_const_value_attribute): Return true if successful.
3362 (tree_add_const_value_attribute_for_decl): Likewise.
3364 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3365 (loc_descriptor): ... here;
3366 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3367 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3368 pool items that was not marked for output.
3369 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3370 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3371 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3372 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3373 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3374 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3375 DW_OP_stack_value to get address of items that are not available
3377 (dw_loc_list): Handle single element lists correctly.
3379 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3380 Pascal Obry <obry@adacore.com>
3382 * unwind-dw2-fde.c (classify_object_over_fdes):
3383 Cast the constant 1 to _Unwind_Ptr.
3384 (add_fdes): Likewise.
3385 (linear_search_fdes): Likewise.
3387 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3389 * stor-layout.c (set_sizetype): Avoid useless type copy.
3391 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3393 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3395 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3396 * configure, config.in: Regenerate.
3397 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3399 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3400 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3401 for global data if the output could be used in a shared library.
3402 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3403 to 0 if TARGET_WRITABLE_EH_FRAME.
3405 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3407 PR rtl-optimization/39886
3408 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3409 just when insn is equal to BB_END (bb).
3411 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3413 * config/mips/mips.opt (mrelax-pic-calls): New option.
3414 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3416 (mips_unspec_call): Change "unspec_call" expander into this.
3417 (mips_strip_unspec_call): New function.
3418 (mips_got_load): Call mips_unspec_call instead of
3419 gen_unspec_call<mode>.
3420 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3422 (mips_cfg_in_reorg): New function.
3423 (mips16_lay_out_constants): Use it to decide whether to call
3424 CFG-aware insn splitting.
3425 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3426 mips_reorg. Move DF set-up code from here ...
3427 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3429 (mips_reorg): Call mips_df_reorg instead of
3430 r10k_insert_cache_barriers. Move CFG set-up code here from
3431 r10k_insert_cache_barriers.
3432 (mips_call_expr_from_insn): New function.
3433 (mips_pic_call_symbol_from_set): Likewise.
3434 (mips_find_pic_call_symbol): Likewise.
3435 (mips_annotate_pic_call_expr): Likewise.
3436 (mips_get_pic_call_symbol): Likewise.
3437 (mips_annotate_pic_calls): Likewise.
3438 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3440 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3441 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3442 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3444 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3445 (unspec_call<mode>): Remove it.
3446 (sibcall_internal, sibcall_value_internal,
3447 sibcall_value_multiple_internal, call_internal, call_split,
3448 call_value_internal, call_value_split,
3449 call_value_multiple_internal, call_value_multiple_split): Pass
3450 SIZE_OPNO to MIPS_CALL.
3451 (call_internal_direct, call_direct_split,
3452 call_value_internal_direct, call_value_direct_split): Pass -1 as
3453 SIZE_OPNO to MIPS_CALL.
3454 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3455 * configure: Regenerate.
3456 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3457 and -mno-relax-pic-calls.
3458 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3460 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3463 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3464 in the directory this rule is called from, rather than the
3465 toplevel 'gcc' directory, to fix in-tree build.
3467 2009-09-19 Chris Demetriou <cgd@google.com>
3469 PR preprocessor/28435:
3470 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3471 to cpplib that the preprocessor output is needed.
3473 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3475 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3476 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3477 *return_and_restore_fpregs_<mode>,
3478 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3481 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3482 instead of assuming it has always a REG inside of it.
3484 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3486 * config/freebsd.h: Update comment on types.
3487 (WINT_TYPE): Define.
3489 2009-09-18 Jason Merrill <jason@redhat.com>
3491 * c.opt: Add -fno-deduce-init-list.
3493 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3495 * value-prof.c (interesting_stringop_to_profile_p): Added output
3496 argument to indicate which parameter is the size parameter.
3497 * value-prof.c (gimple_stringop_fixed_value): Use
3498 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3499 * value-prof.c (gimple_stringops_transform): Update call sites to
3500 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3502 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3505 From David Binderman <dcb314@hotmail.com>:
3506 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3507 local variable f. Remove stale comments.
3508 (ix86_compute_frame_layout): Remove useless local variable total_size.
3509 Remove #if 0'd code.
3510 (legitimate_address_p): Remove useless local variables
3511 reason_rtx and reason.
3512 (ix86_split_copysign_const): Remove useless local variable op1.
3513 (scale_counter): Remove useless local variable piece_size_mask.
3515 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3517 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3520 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3523 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3525 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3527 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3530 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3532 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3533 DW_OP_implicit_value even without dwarf_version 4.
3535 2009-09-17 Jan Hubicka <jh@suse.cz>
3537 * dwarf2out.c: Include tree-pass.h and gimple.h.
3538 (loc_list_plus_const): New function.
3539 (loc_descriptor_from_tree_1): Rename to ...
3540 (loc_descriptor_from_tree): ... remove original.
3541 (loc_list_from_tree): New function.
3542 (add_AT_location_description): Accept location list.
3543 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3544 (concatn_mem_loc_descriptor): Remove.
3545 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3547 (secname_for_decl): Move up.
3548 (hidden_reference_p): New function; break out from ...
3549 (loc_by_refernece): ... here; move up.
3550 (dw_loc_list): New function.
3551 (single_element_loc_list): New function.
3552 (single_element_loc_list_p): New function.
3553 (add_loc_descr_to_each): New function.
3554 (add_loc_list): New function.
3555 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3556 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3557 add diagnostics why expansion failed.
3558 (add_location_or_const_value_attribute): Support location lists.
3559 (add_bound_info): Likewise.
3560 (descr_info_loc): Update call of loc_descriptor_from_tree.
3561 (gen_variable_die): Work on location lists.
3562 * final.c (pass_final): Add dump file.
3563 * Makefile.in (dwarf2out.o): Add new dependencies.
3565 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3568 * real.c decimal_from_integer, decimal_integer_string): New.
3569 (real_from_integer): Use them as special case for decimal float.
3570 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3571 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3572 Do not append zero after the decimal point in string to convert.
3574 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3576 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3577 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3579 2009-09-17 Martin Jambor <mjambor@suse.cz>
3581 * common.opt (fipa-sra): New switch.
3582 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3583 * timevar.def (TV_IPA_SRA): New timevar.
3584 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3585 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3586 * tree-sra.c: Include cgraph.c.
3587 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3588 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3589 and grp_not_necessarilly_dereferenced.
3590 (func_param_count): New variable.
3591 (encountered_apply_args): New variable.
3592 (bb_dereferences): New variable.
3593 (final_bbs): New variable.
3594 (no_accesses_representant): New variable.
3595 (no_accesses_p): New function.
3596 (dump_access): Dump the new fields.
3597 (sra_initialize): Set encountered_apply_args to false.
3598 (get_ssa_base_param): New function.
3599 (mark_parm_dereference): New function.
3600 (create_access): Caring for INIDRECT_REFs and different handling of
3601 varialble length accesses in early IPA SRA. Store the stmt - a new
3602 parameter - to the new access.
3603 (build_access_from_expr_1): New parameter stmt, passed to
3604 create_access. Handle INDIRECT_REFs.
3605 (build_access_from_expr): Pass the current statement to
3606 build_access_from_expr_1.
3607 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3609 (build_accesses_from_assign): Pass the current statement to
3610 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3611 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3612 final_bbs when necessary. Check for calls to __builtin_apply_args.
3613 Fixup EH info if anythng was changed.
3614 (is_unused_scalar_param): New function.
3615 (ptr_parm_has_direct_uses): New function.
3616 (find_param_candidates): New function.
3617 (mark_maybe_modified): New function.
3618 (analyze_modified_params): New function.
3619 (propagate_dereference_distances): New function.
3620 (dump_dereferences_table): New function.
3621 (analyze_caller_dereference_legality): New function.
3622 (unmodified_by_ref_scalar_representative): New function.
3623 (splice_param_accesses): New function.
3624 (decide_one_param_reduction): New function.
3625 (enum ipa_splicing_result): New type.
3626 (splice_all_param_accesses): New function.
3627 (get_param_index): New function.
3628 (turn_representatives_into_adjustments): New function.
3629 (analyze_all_param_acesses): New function.
3630 (get_replaced_param_substitute): New function.
3631 (get_adjustment_for_base): New function.
3632 (replace_removed_params_ssa_names): New function.
3633 (sra_ipa_reset_debug_stmts): New function.
3634 (sra_ipa_modify_expr): New function.
3635 (sra_ipa_modify_assign): New function.
3636 (convert_callers): New function.
3637 (modify_function): New function.
3638 (ipa_sra_preliminary_function_checks): New function.
3639 (ipa_early_sra): New function.
3640 (ipa_early_sra_gate): New function.
3641 (pass_early_ipa_sra): New variable.
3642 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3644 2009-09-17 Michael Matz <matz@suse.de>
3647 * tree.c (build_type_attribute_qual_variant): Export.
3648 * tree.h (build_type_attribute_qual_variant): Declare.
3649 * tree-inline.c (remap_type_1): Use it to build variants with
3650 the original qualifiers and attributes.
3652 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3654 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3655 without a fallthrough edge.
3657 2009-09-16 DJ Delorie <dj@redhat.com>
3659 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3660 chip and ignore the "fast_interrupt" attribute if so.
3662 2009-09-16 Richard Henderson <rth@redhat.com>
3665 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3668 2009-09-16 Richard Henderson <rth@redhat.com>
3671 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3672 is set only if DECL_NO_STATIC_CHAIN is unset.
3673 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3674 (FOR_EACH_NEST_INFO): New.
3675 (walk_all_functions): Use it.
3676 (finalize_nesting_tree): Likewise.
3677 (unnest_nesting_tree): Likewise.
3678 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3679 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3680 (convert_gimple_call): Early out if gimple_call_chain already set.
3681 (convert_all_function_calls): Iterate until no new functions
3682 require a static chain.
3683 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3684 when building a trampoline. Use dump_function_to_file instead
3686 (lower_nested_functions): Open dump_file. Validate that decls
3687 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3688 bit reset by this pass.
3690 2009-09-16 Michael Matz <matz@suse.de>
3693 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3694 shorten decl_common_unused.
3695 (DECL_RESTRICTED_P): New accessor.
3696 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3697 to disambiguate marked decls and restrict pointers.
3699 2009-09-16 Richard Henderson <rth@redhat.com>
3702 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3704 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3706 * integrate.c (set_block_abstract_flags): Call
3707 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3709 2009-09-16 Richard Guenther <rguenther@suse.de>
3712 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3715 2009-09-16 DJ Delorie <dj@redhat.com>
3716 Kaz Kojima <kkojima@gcc.gnu.org>
3718 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3719 (sh_expand_prologue): Update calls to output_stack_adjust.
3720 (sh_expand_epilogue): Likewise.
3722 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3725 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3726 trying to limit the extent of searches in the insn stream.
3728 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3729 Jakub Jelinek <jakub@redhat.com>
3733 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3735 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3736 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3737 (rs6000_savres_strategy): Always save FP registers inline if the
3738 target doesn't support hardware double-precision. Set the above
3739 bits in return value when needed.
3740 (rs6000_savres_routine_sym): Fix computation for cache selector.
3741 Mark the generated symbol as a function. Rename exitp argument to
3742 lr. Move code for determining the name of the symbol...
3743 (rs6000_savres_routine_name): ...here. New function. Add cases for
3744 getting the names right on AIX and 64-bit Linux.
3745 (savres_routine_name): New variable.
3746 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3747 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3748 on what the target routine uses as a base register. If savep && lr
3749 describe saving of r0 into memory slot.
3750 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3751 line calls for AIX ABI.
3752 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3753 determine FP save/restore functions.
3754 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3755 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3757 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3758 Duplicate restoration of LR and execute the appropriate one
3759 depending on whether GPRs are being restored inline. Set r11 from
3760 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3761 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3762 Fix out of line calls for AIX ABI.
3763 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3765 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3767 (*restore_gpregs_spe): Likewise.
3768 (*return_and_restore_gpregs_spe): Likewise.
3769 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3770 Define to empty string unconditionally.
3771 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3772 Define to empty string unconditionally.
3773 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3776 2009-09-15 Jan Hubicka <jh@suse.cz>
3778 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3779 * params.def (inline-insns-auto): Likewise.
3781 2009-09-15 Martin Jambor <mjambor@suse.cz>
3783 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3784 individual statements only at TDF_DETAILS dump level. Format
3785 source for 80 characters per line.
3787 2009-09-15 Christian Bruel <christian.bruel@st.com>
3789 * regrename.c (do_replace): Update REG_DEAD notes.
3791 2009-09-15 Revital Eres <eres@il.ibm.com>
3793 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3794 * targhooks.c (default_builtin_support_vector_misalignment):
3795 New builtin function.
3796 * targhooks.h (default_builtin_support_vector_misalignment):
3798 * target.h (builtin_support_vector_misalignment):
3799 New field in struct gcc_target.
3800 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3801 new builtin function.
3802 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3804 * config/rs6000/rs6000.c
3805 (rs6000_builtin_support_vector_misalignment): New function.
3806 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3808 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3810 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3812 (bfin_optimize_loop): Likewise.
3813 (bfin_gen_bundles): Likewise.
3814 (workaround_speculation): Likewise.
3815 (find_load): Return NULL_RTX for debug_insn.
3817 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3819 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3822 2009-09-14 DJ Delorie <dj@redhat.com>
3824 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3825 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3828 2009-09-14 Richard Henderson <rth@redhat.com>
3829 Jakub Jelinek <jakub@redhat.com>
3831 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3832 * cfgbuild.c (make_edges): Handle asm goto.
3833 * cfglayout.c (fixup_reorder_chain): Likewise.
3834 * cfgrtl.c (patch_jump_insn): Likewise.
3835 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3836 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3837 (gimple_build_asm_vec): Add and use labels parameter.
3838 (gimple_build_asm): Remove.
3839 (walk_gimple_asm): Walk labels too.
3840 * gimple.def (GIMPLE_ASM): Update docs.
3841 * gimple.h: Update decls.
3842 (struct gimple_statement_asm): Change nc to use unsigned char;
3844 (gimple_asm_nlabels): New.
3845 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3846 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3847 into gimple_build_asm_vec.
3848 * jump.c (mark_jump_label_asm): New.
3849 (mark_jump_label): Use it.
3850 (redirect_jump_1): Handle asm goto.
3851 (invert_jump_1): Soft fail if X is null.
3852 * recog.c (extract_asm_operands): New.
3853 (asm_noperands): Use it; handle asm labels.
3854 (decode_asm_operands): Use extract_asm_operands.
3855 (asm_operand_ok): Properly handle empty string.
3856 * reg-stack.c (get_asm_operands_in_out): Rename from
3857 get_asm_operand_n_inputs; use extract_asm_operands; return both
3858 inputs and outputs by reference; update all callers.
3859 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3860 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3861 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3862 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3863 (extract_asm_operands): Declare.
3864 * stmt.c (expand_asm_operands): Add and use labels parameter.
3865 (check_unique_operand_names): Likewise.
3866 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3867 (expand_asm_stmt): Handle asm labels.
3868 * tree-cfg.c (make_gimple_asm_edges): New.
3869 (make_edges): Use it.
3870 (cleanup_dead_labels): Handle asm labels.
3871 (is_ctrl_altering_stmt): Likewise.
3872 (gimple_redirect_edge_and_branch): Likewise.
3873 * tree.def (ASM_EXPR): Add 5th operand.
3874 * tree.h (ASM_LABELS): New.
3875 (resolve_asm_operand_names): Update decl.
3877 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3878 (c_parser_asm_goto_operands): New.
3879 * c-tree.h (build_asm_expr): Update decl.
3880 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3881 * doc/extend.texi: Document asm goto.
3883 2009-09-14 Richard Henderson <rth@redhat.com>
3885 * except.h: Update declarations.
3886 (struct pointer_map_t): Forward declare.
3887 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3888 (struct eh_landing_pad_d, eh_landing_pad): New.
3889 (struct eh_catch_d, eh_catch): New.
3890 (struct eh_region_d): Remove next_region_sharing_label, aka,
3891 label, tree_label, landing_pad, post_landing_pad, resume,
3892 may_contain_throw. Rename region_number to index. Remove
3893 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3894 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3895 (VEC(eh_landing_pad,gc)): New.
3896 (struct eh_status): Remove last_region_number. Add lp_array,
3897 throw_stmt_table, ttype_data, ehspec_data.
3898 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3899 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3900 * except.c (lang_protect_cleanup_actions): Return tree.
3901 (struct ehl_map_entry): Remove.
3902 (init_eh_for_function): Push zero entries for region and lp_array.
3903 (gen_eh_region): Add to region_array immediately.
3904 (gen_eh_region_catch): Operate on eh_catch objects.
3905 (gen_eh_landing_pad): New.
3906 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3907 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3908 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3909 (get_eh_landing_pad_from_number_fn): New.
3910 (get_eh_landing_pad_from_number): New.
3911 (get_eh_region_from_lp_number_fn): New.
3912 (get_eh_region_from_lp_number): New.
3913 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3914 (get_exception_pointer, get_exception_filter): Remove.
3915 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3916 (current_function_has_exception_handlers): Simplify.
3917 (bring_to_root, eh_region_replaceable_by_p): Remove.
3918 (replace_region, hash_type_list, hash_eh_region): Remove.
3919 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3920 (label_to_region_map, num_eh_regions): Remove.
3921 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3922 (find_exception_handler_labels): Remove.
3923 (duplicate_eh_regions_0, find_prev_try): Remove.
3924 (struct duplicate_eh_regions_data): New.
3925 (duplicate_eh_regions_1): Rewrite.
3926 (duplicate_eh_regions): Return a pointer map instead of an
3928 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3929 (redirect_eh_edge_to_label): Remove.
3930 (eh_region_outermost): Rewrite using eh_region pointers
3931 instead of integers.
3932 (add_ttypes_entry): Update for ttype_data move to eh_status.
3933 (add_ehspec_entry): Rewrite with VEC instead of varray.
3934 (assign_filter_values): Likewise. Export.
3935 (build_post_landing_pads, connect_post_landing_pads): Remove.
3936 (dw2_build_landing_pads): Rewrite to use lp_array.
3937 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3938 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3939 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3940 (sjlj_mark_call_sites): Update for landing pad numbers.
3941 (finish_eh_generation): Rewrite.
3942 (gate_handle_eh): Do nothing for no eh tree.
3943 (pass_rtl_eh): Move up near finish_eh_generation.
3944 (remove_eh_landing_pad): New.
3945 (remove_eh_handler): Export.
3946 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3947 (for_each_eh_label): Rewrite to use lp_array.
3948 (make_reg_eh_region_note): New.
3949 (make_reg_eh_region_note_nothrow_nononlocal): New.
3950 (insn_could_throw_p): New.
3951 (copy_reg_eh_region_note_forward): New.
3952 (copy_reg_eh_region_note_backward): New.
3953 (check_handled, add_reachable_handler): Remove.
3954 (reachable_next_level, foreach_reachable_handler): Remove.
3955 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3956 (get_eh_region_and_lp_from_rtx): New.
3957 (get_eh_region_from_rtx): New.
3958 (can_throw_internal_1, can_throw_external_1): Remove.
3959 (can_throw_internal): Use get_eh_region_from_rtx.
3960 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3961 (insn_nothrow_p, can_nonlocal_goto): New.
3962 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3963 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3964 (add_action_record): Use VEC not varray.
3965 (collect_one_action_chain): Update for eh_region changes.
3966 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3967 Use get_eh_region_and_lp_from_rtx.
3968 (gate_convert_to_eh_region_ranges): New.
3969 (pass_convert_to_eh_region_ranges): Use it.
3970 (push_uleb128, push_sleb128): Use VEC not varray.
3971 (output_one_function_exception_table): Likewise.
3972 (dump_eh_tree): Update for eh_region changes.
3973 (verify_eh_tree): Likewise.
3974 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3975 * tree-eh.c: Include target.h.
3976 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3977 Don't disallow GIMPLE_RESX; adjust argument check.
3978 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3979 (record_stmt_eh_region): Update for landing pad numbers;
3980 generate a landing pad if necessary.
3981 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3982 (remove_stmt_from_eh_lp_fn): Similarly.
3983 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3984 Update for lp numbers; don't special case missing throw_stmt_table.
3985 (lookup_expr_eh_lp): Similarly.
3986 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3987 (eh_seq, eh_region_may_contain_throw): New.
3988 (struct leh_state): Add ehp_region.
3989 (struct leh_tf_state): Remove eh_label.
3990 (emit_post_landing_pad): New.
3991 (emit_resx, emit_eh_dispatch): New.
3992 (note_eh_region_may_contain_throw): New.
3993 (frob_into_branch_around): Take eh_region not eh label;
3994 emit eh code into eh_seq.
3995 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3996 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3997 lower_eh_must_not_throw. Emit code to eh_seq.
3998 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3999 (lower_try_finally_onedest): Likewise.
4000 (lower_try_finally_copy): Likewise.
4001 (lower_try_finally_switch): Likewise.
4002 (lower_try_finally): Initialize ehp_region.
4003 (lower_catch): Update for eh_catch objects.
4004 (lower_eh_filter): Don't handle must_not_throw.
4005 (lower_eh_must_not_throw): New.
4006 (lower_cleanup): Don't set eh_label.
4007 (lower_eh_constructs_2): Resolve eh builtins.
4008 Handle GIMPLE_EH_MUST_NOT_THROW.
4009 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4010 Add eh_seq to the end of the function body.
4011 (make_eh_dispatch_edges): New.
4012 (make_eh_edge): Remove.
4013 (make_eh_edges): Simplify for landing pads.
4014 (redirect_eh_edge_1): New.
4015 (redirect_eh_edge): Use it.
4016 (redirect_eh_dispatch_edge): New.
4017 (stmt_could_throw_p): Use a switch. Allow RESX.
4018 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4019 (stmt_can_throw_internal): Likewise.
4020 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4021 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4022 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4023 (gate_refactor_eh): New.
4024 (pass_refactor_eh): Use it.
4025 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4026 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4027 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4028 (remove_unreachable_handlers): Rename from
4029 tree_remove_unreachable_handlers; rewrite for landing pads;
4030 call remove_eh_handler directly.
4031 (remove_unreachable_handlers_no_lp): New.
4032 (unsplit_eh, unsplit_all_eh): New.
4033 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4034 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4035 (cleanup_empty_eh_unsplit): New.
4036 (cleanup_empty_eh): Rewrite.
4037 (cleanup_all_empty_eh): New.
4038 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4039 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4040 (gate_cleanup_eh): New.
4041 (pass_cleanup_eh): Use it.
4042 (verify_eh_edges): Move later in file. Expect one EH edge.
4043 (verify_eh_dispatch_edge): New.
4045 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4046 (gtype-desc.o): Add TARGET_H.
4047 (tree.o): Use EXCEPT_H, not except.h.
4048 (cfgbuild.o): Add EXPR_H.
4049 (GTFILES): Add vecprim.h.
4050 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4051 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4052 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4053 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4054 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4055 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4056 calls to can_throw_internal.
4057 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4058 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4059 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4060 (expand_gimple_stmt): Use make_reg_eh_region_note.
4061 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4062 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4063 or find_exception_handler_labels.
4064 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4065 there is exacly one EH edge. Use can_nonlocal_goto and
4067 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4068 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4069 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4070 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4071 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4072 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4073 * dse.c (scan_insn): Use insn_could_throw_p.
4074 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4075 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4076 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4077 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4078 EXC_PTR_EXPR or FILTER_EXPR.
4079 (tree_expr_nonzero_warnv_p): Likewise.
4080 * function.h: Include vecprim.h, not varray.h
4081 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4082 move ttype_data and ehspec_data members to struct eh_status; change
4083 action_record_data member to a VEC.
4084 * gcse.c (hash_scan_set): Use can_throw_internal.
4085 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4086 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4087 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4088 (block_may_fallthru): Don't handle RESX_EXPR.
4089 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4090 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4091 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4092 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4093 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4094 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4095 (gimple_size): Likewise.
4096 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4097 (gimple_build_resx): Use gimple_build_with_ops.
4098 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4099 (is_gimple_val): Likewise.
4100 (is_gimple_stmt): Remove RESX_EXPR.
4101 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4102 (GIMPLE_RESX): Reorder with other EH constructs.
4103 * gimple.h (struct gimple_statement_eh_mnt): New.
4104 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4105 (gimple_eh_filter_must_not_throw): Remove.
4106 (gimple_eh_filter_set_must_not_throw): Remove.
4107 (gimple_eh_must_not_throw_fndecl): New.
4108 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4109 (is_gimple_resx): New.
4110 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4111 Don't copy EH_FILTER_MUST_NOT_THROW.
4112 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4113 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4114 handle must_not_throw_labels specially.
4115 * ipa-pure-const.c (check_call): Update debug statement for LP.
4116 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4117 * ipa-utils.c (get_base_var): Likewise.
4118 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4119 * lower-subreg.c (move_eh_region_note): Remove.
4120 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4121 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4122 (create_task_copyfn): Likewise.
4123 (maybe_catch_exception): Use gimple_build_eh_filter.
4124 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4125 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4126 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4127 and pass_lower_resx.
4128 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4129 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4130 can_throw_internal, can_nonlocal_goto.
4131 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4132 copy_reg_eh_region_note_forward.
4133 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4134 (emit_output_reload_insns): Likewise.
4135 (copy_eh_notes): Remove.
4136 * rtl.def (RESX): Remove.
4137 * rtl.h: Update declarations.
4138 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4139 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4140 (update_eh_label): Remove.
4141 (cleanup_dead_labels_eh): New.
4142 (cleanup_deal_labels): Use it instead of update_eh_label.
4143 (gimple_merge_blocks): Update landing pad data structure when
4144 removing a landing pad label.
4145 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4146 test; handle GIMPLE_EH_MUST_NOT_THROW.
4147 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4148 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4149 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4150 (verify_stmt): Likewise. Verify landing pads.
4151 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4152 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4153 (struct move_stmt_d): Add eh_map.
4154 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4155 (move_stmt_r): Remap eh region numbers in builtin calls,
4156 resx and eh_dispatch.
4157 (move_block_to_fn): Remove eh_offset parameter. Use
4158 maybe_duplicate_eh_stmt_fn.
4159 (find_outermost_region_in_block): Operate on eh_region pointers
4160 instead of region numbers.
4161 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4162 duplicate_eh_regions.
4163 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4164 test earlier. Disallow EH landing pads.
4165 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4166 * tree-flow.h: Update declarations.
4167 (struct tree_ann_common_d): Replace rn with lp_nr.
4168 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4169 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4170 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4171 resx and eh_dispatch.
4172 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4173 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4174 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4175 from duplicate_eh_regions.
4176 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4177 update RESX; handle EH_DISPATCH.
4178 (expand_call_inline): Set eh_lp_nr, not eh_region.
4179 (maybe_inline_call_in_expr): Likewise.
4180 * tree-inline.h (struct copy_body_data): Replace eh_region with
4181 eh_lp_nr, eh_region_offset with eh_map.
4182 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4183 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4184 * tree-pretty-print.c (dump_generic_node): Don't handle
4185 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4186 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4187 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4188 EXC_PTR_EXPR, FILTER_EXPR.
4189 * tree-ssa-operands.c (get_expr_operands): Likewise.
4190 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4192 (ao_ref_init_from_vn_reference): Likewise.
4193 * tree-ssa-sink.c (statement_sink_location): Likewise.
4194 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4195 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4196 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4197 EXC_PTR_EXPR, FILTER_EXPR.
4198 (is_exception_related): Remove.
4199 (compute_avail): Don't call it.
4200 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4201 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4202 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4203 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4205 (build_resx): Remove.
4206 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4207 * tree.h: Update declarations.
4208 (EH_FILTER_MUST_NOT_THROW): Remove.
4209 (struct tree_label_decl): Add eh_landing_pad_nr.
4210 (EH_LANDING_PAD_NR): New.
4211 * value-prof.c (gimple_ic): Tidy variable names. Update for
4212 landing pad numbers.
4213 (gimple_stringop_fixed_value): Tidy variable names. Assert
4214 that neither call stmt can throw.
4215 * vecprim.h (uchar): New.
4216 (VEC(uchar,heap), VEC(uchar,gc)): New.
4218 * c-common.c (c_define_builtins): Update call to
4219 build_common_builtin_nodes.
4220 * c-parser.c (c_parse_file): Don't call
4221 default_init_unwind_resume_libfunc.
4223 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4225 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4226 (mips_cprestore_address_p): Likewise.
4227 (mips_save_gp_to_cprestore_slot): Likewise.
4228 (mips_restore_gp): Rename to...
4229 (mips_restore_gp_from_cprestore_slot): ...this.
4230 (mips_must_initialize_gp_p): Declare.
4231 (mips_emit_save_slot_move): Likewise.
4232 (mips_output_load_label): Return nothing.
4233 (mips_eh_uses): Declare.
4234 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4235 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4236 (TARGET_ABSOLUTE_JUMPS): Likewise.
4237 (EH_USES): Likewise.
4238 (FIRST_PSEUDO_REGISTER): Update comment.
4239 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4240 (MIPS_CALL): ...here.
4241 (REGISTER_NAMES): Add $cprestore.
4242 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4243 Add load_label_length, has_inflexible_gp_insn_p,
4244 has_flexible_gp_insn_p, must_initialize_gp_p and
4245 must_restore_gp_when_clobbered_p.
4246 (mips_expand_call): Don't generate split instructions here.
4247 (mips_split_call): Update the call to mips_restore_gp after
4248 the above name change.
4249 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4250 (mips_find_gp_ref): New function.
4251 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4252 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4253 (mips_insn_has_flexible_gp_ref_p): Likewise.
4254 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4255 (mips_function_has_gp_insn): Delete.
4256 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4257 Use the new functions above. Only return INVALID_REGNUM
4258 for TARGET_ABSOLUTE_JUMPS.
4259 (mips_must_initialize_gp_p): New function.
4260 (mips_get_cprestore_base_and_offset): New function, extracted from...
4261 (mips_cprestore_slot): ...here. Take a bool parameter.
4262 (mips_cfun_has_cprestore_slot_p): New function.
4263 (mips_cprestore_address_p): Likewise.
4264 (mips_save_gp_to_cprestore_slot): Likewise.
4265 (mips_restore_gp): Rename to...
4266 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4267 epilogue_completed. Update the call to mips_cprestore_slot.
4268 Test cfun->machine->must_restore_gp_when_clobbered_p.
4269 (mips_direct_save_slot_move_p): New function.
4270 (mips_emit_save_slot_move): Likewise.
4271 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4272 of cfun->machine->global_pointer.
4273 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4274 (mips_save_reg): Use mips_emit_save_slot_move.
4275 (mips_expand_prologue): Set must_initialize_gp_p.
4276 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4277 for all cprestore saves. Emit a use_cprestore instruction after
4278 setting up the cprestore slot.
4279 (mips_restore_reg): Use mips_emit_save_slot_move.
4280 (mips_process_load_label): New function.
4281 (mips_load_label_length): Likewise.
4282 (mips_output_load_label): Don't return asm: output it here instead.
4283 Use mips_process_load_label.
4284 (mips_adjust_insn_length): Adjust the length of branch instructions
4285 that have length MAX_PIC_BRANCH_LENGTH.
4286 (mips_output_conditional_branch): Update the call to
4287 mips_output_load_label. Assume the branch target is OPERANDS[0]
4288 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4289 (mips_output_order_conditional_branch): Swap the meaning of
4290 OPERANDS[0] and OPERANDS[1].
4291 (mips_variable_issue): Don't count ghost instructions.
4292 (mips_expand_ghost_gp_insns): New function.
4293 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4294 (mips_output_mi_thunk): Set must_initialize_gp_p.
4295 (mips_eh_uses): New function.
4296 * config/mips/predicates.md (cprestore_save_slot_operand)
4297 (cprestore_load_slot_operand): New predicates.
4298 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4299 (UNSPEC_MOVE_GP): Likewise.
4300 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4301 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4302 (CPRESTORE_SLOT_REGNUM): New register.
4303 (MAX_PIC_BRANCH_LENGTH): New constant.
4304 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4305 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4306 branches. Fix commentary.
4307 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4308 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4309 Change type to "ghost".
4310 (loadgp_absolute_<mode>): Likewise.
4311 (loadgp_rtp_<mode>): Likewise.
4312 (copygp_mips16): Likewise.
4313 (loadgp_blockage): Remove redundant mode attribute.
4314 (potential_cprestore): New instruction.
4315 (cprestore): Turn into an unspec set.
4316 (use_cprestore): New instruction.
4317 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4318 (*branch_fp_inverted): Likewise.
4319 (*branch_order<mode>): Likewise.
4320 (*branch_order<mode>_inverted): Likewise.
4321 (*branch_equality<mode>): Likewise.
4322 (*branch_equality<mode>_inverted): Likewise.
4323 (*branch_bit<bbv><mode>): Likewise.
4324 (*branch_bit<bbv><mode>_inverted): Likewise.
4325 (*branch_equality<mode>_mips16): Remove redundant mode.
4326 (jump): Turn into a define_expand.
4327 (*jump_absolute): New instruction.
4328 (*jump_pic): Likewise.
4329 (*jump_mips16): Rename previously-unnamed pattern. Remove
4330 redundant mode attribute.
4331 (restore_gp): Split on epilogue_completed rather than
4332 reload_completed. Change type to "ghost".
4333 (move_gp<mode>): New instruction.
4334 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4335 Remove redundant mode attribute.
4336 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4337 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4338 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4340 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4343 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4344 are returned in the same register (vs34 or v2) that Altivec vector
4345 types are returned in.
4346 (rs6000_libcall_value): Ditto.
4349 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4350 instead of explicit addsi3/adddi3 calls.
4351 (rs6000_split_multireg_move): Ditto.
4352 (rs6000_emit_allocate_stack): Ditto.
4353 (rs6000_emit_prologue): Ditto.
4354 (rs6000_output_mi_thunk): Ditto.
4356 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4357 size is 64 bits if we can use 64-bit registers.
4359 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4361 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4364 From Jie Zhang <jie.zhang@analog.com>:
4365 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4366 save FP and RETS with saveall attribute.
4367 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4368 with saveall attribute.
4370 * config/bfin/bfin.c (bfin_expand_builtin,
4371 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4374 From Jie Zhang <jie.zhang@analog.com>:
4375 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4376 before use in two places.
4377 * config/bfin/bfin.md (AREG): Define mode iterator.
4378 (reload_in, reload_out): Use mode iterator AREG.
4380 2009-09-14 Richard Guenther <rguenther@suse.de>
4383 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4384 EH personality path.
4386 2009-09-13 Richard Guenther <rguenther@suse.de>
4387 Rafael Avila de Espindola <espindola@google.com>
4389 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4390 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4391 (LANG_HOOKS_INITIALIZER): Adjust.
4392 (lhd_pass_through_t): Declare.
4393 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4395 * langhooks.c (lhd_pass_through_t): New function.
4396 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4397 dwarf2out_begin_prologue): Use personality from current_function_decl.
4398 * expr.h (get_personality_function): Declare.
4399 * expr.c (get_personality_function): New function.
4400 (build_personality_function): Likewise.
4401 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4402 (eh_personality_libfunc): Remove.
4403 * optabs.c (build_libfunc_function): New function split out from ...
4404 (init_one_libfunc): ... here.
4405 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4406 (tree_function_decl): Add personality.
4407 (lhd_gcc_personality): Declare.
4408 (build_personality_function): Likewise.
4409 * tree.c (gcc_eh_personality_decl): New.
4410 (lhd_gcc_personality): New function.
4411 * except.h (lang_eh_runtime_type): Remove.
4412 (enum eh_personality_kind): New.
4413 (build_personality_function): Declare.
4414 (function_needs_eh_personality): Declare.
4415 * except.c (lang_eh_runtime_type): Remove.
4416 (function_needs_eh_personality): New function.
4417 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4418 (sjlj_emit_function_enter, output_function_exception_table):
4419 Use personality from current_function_decl.
4420 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4421 * tree-inline.c (tree_can_inline_p): Do not inline across different
4423 (expand_call_inline): Likewise. Adjust the callers EH personality.
4424 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4425 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4426 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4427 (c-parser.o): Likewise
4428 * c-tree.h (c_eh_initialized_p): Remove.
4429 (c_maybe_initialize_eh): Likewise.
4430 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4431 (finish_decl): Don't call c_maybe_initialize_eh.
4432 (c_eh_initialized_p): Remove.
4433 (c_maybe_initialize_eh): Likewise.
4434 * c-parser.c (c_parser_omp_construct): Likewise.
4435 (c_parse_file): Initialize exception handling.
4437 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4439 * config.gcc (tm_file): Remove i386/biarch32.h
4440 for i?86-w64-mingw* case.
4441 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4443 * config.host: Set for x64 mingw the option
4444 use_long_long_for_widest_fast_int to yes.
4446 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4448 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4449 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4450 (dbxout_begin_function): Likewise.
4451 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4452 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4453 set on the function.
4454 (final_end_function): Likewise.
4455 (final_scan_insn): Likewise.
4456 (rest_of_handle_final): Likewise.
4457 * varasm.c (assemble_start_function): Likewise.
4458 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4460 2009-09-12 Jason Merrill <jason@redhat.com>
4462 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4463 * opts.c (common_handle_option): constify.
4465 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4467 * doc/install.texi (avr): Remove obsolete reference site.
4469 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4471 * doc/install.texi (Binaries): Adjust AIX link.
4473 2009-09-12 Akim Demaille <demaille@gostai.com>
4475 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4476 Use an imperative sentence.
4478 2009-09-11 Richard Henderson <rth@redhat.com>
4480 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4481 structure-name and has-tree-operands arguments; update all entries.
4482 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4484 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4485 (gsstruct_code_size): New.
4486 (gss_for_code_): New.
4487 (gss_for_code): Remove.
4488 (gimple_size): Rewrite using gsstruct_code_size.
4489 (gimple_statement_structure): Move to gimple.h.
4490 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4491 (gss_for_code, gimple_statement_structure): New.
4492 (gimple_ops): Use new arrays; tidy.
4494 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4496 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4497 operand to be a PLUS expression.
4498 * config/pa/pa.c (pa_secondary_reload): Likewise.
4500 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4502 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4504 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4507 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4509 From Jie Zhang <jie.zhang@analog.com>:
4510 * doc/extend.texi (node Function Attributes): Document l2
4512 (node Blackfin Variable Attributes): Document l2 variable attributes.
4514 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4516 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4517 to match the system compiler's configuration at inflection point.
4518 Add comment to remark a remaining difference with system compiler.
4520 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4521 * configure: Regenerate.
4523 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4525 From Jie Zhang <jie.zhang@analog.com>:
4526 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4527 (bfin_handle_l2_attribute): New.
4528 (bfin_attribute_table): Add l2 attribute.
4530 2009-09-11 Michael Matz <matz@suse.de>
4533 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4534 on the local_decls list.
4536 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4540 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4542 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4543 for VALUEs, to implement the documented interface.
4544 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4545 Adjust for VALUEs and anything else, to implement the
4546 documented interface.
4548 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4550 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4551 with actual SPE/paired vector modes before using 64-bit alignment.
4552 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4554 2009-09-10 DJ Delorie <dj@redhat.com>
4556 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4559 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4560 * config/mep/mep.c (mep_legitimate_constant_p): New.
4561 * config/mep/mep-protos.h: Prototype it.
4563 2009-09-10 Richard Henderson <rth@redhat.com>
4565 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4567 2009-09-10 Jason Merrill <jason@redhat.com>
4569 * tree.c (chain_index): New fn.
4570 * tree.h: Declare it.
4572 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4574 * config/sol2-c.c (cmn_err_length_specs): Initialize
4575 scalar_identity_flag.
4577 2009-09-10 Richard Henderson <rth@redhat.com>
4579 * tree.h (struct tree_decl_common): Move align member earlier;
4580 move label_decl_uid member ...
4581 (struct tree_label_decl): ... here.
4582 (LABEL_DECL_UID): Update to match.
4584 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4587 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4588 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4590 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4591 dest_prev if the edge is complex.
4593 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4595 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4596 loop latch tests earlier.
4598 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4599 before GIMPLE_RETURN, not after its predecessor; insert
4602 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4603 gimple_seq_empty_p to test for no PHI nodes.
4604 * tree-cfg.c (split_critical_edges): Likewise.
4606 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4608 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4610 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4611 introduced by the VTA branch merge.
4613 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4615 * ira-conflicts.c: Use fputs or putc instead of fprintf
4619 * tree-switch-conversion.c: Ditto.
4621 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4623 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4624 introduced by the VTA branch merge.
4626 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4629 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4631 PR rtl-optimization/39779
4632 * expr.c (convert_modes): Return when mode == oldmode after
4633 CONST_INTs are processed.
4635 2009-09-10 Nick Clifton <nickc@redhat.com>
4637 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4638 attribute and referring decl when creating renamed symbol.
4640 2009-09-10 Richard Guenther <rguenther@suse.de>
4643 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4645 (cgraph_finalize_compilation_unit): Compute reachability
4646 before emitting thunks. Properly process aliases before
4647 possibly removing unreachable nodes.
4649 2009-09-10 Richard Guenther <rguenther@suse.de>
4652 * tree.c (struct free_lang_data_d): Add worklist member.
4653 (find_decls_types_r): Push onto the worklist instead of recursing.
4654 Handle TREE_BINFOs properly.
4655 (find_decls_types): New function wrapped around find_decls_types_r
4656 to process the worklist.
4657 (find_decls_types_in_eh_region): Use it.
4658 (find_decls_types_in_node): Likewise.
4659 (find_decls_types_in_var): Likewise.
4660 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4661 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4662 (AGGREGATE_TYPE_P): Adjust.
4664 2009-09-09 Jason Merrill <jason@redhat.com>
4666 * configure.ac: Check glibc version even if we have an in-tree
4669 2009-09-09 Anthony Green <green@moxielogic.com>
4671 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4672 the constant 0 when appropriate.
4673 * config/moxie/constraints.md: Add constraint O.
4675 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4676 to pass up to 6 32-bit argument values in registers.
4677 (moxie_function_arg): Ditto.
4678 (moxie_arg_partial_bytes): Ditto.
4679 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4680 (REG_PARM_STACK_SPACE): Ditto.
4681 (FUNCTION_ARG_REGNO_P): Ditto.
4683 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4684 instruction to allocate stack space.
4686 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4688 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4689 unnecessarily stringent constraints. Fix address
4690 calculation in the splitters.
4692 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4694 PR rtl-optimization/39779
4695 * expr.c (convert_modes): Return when mode == oldmode after
4696 CONST_INTs are processed.
4698 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4701 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4702 (ix86_expand_prologue): Take frame.padding0 into logic of
4704 (ix86_expand_epilogue): Likewise.
4706 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4708 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4710 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4711 * config/t-slibgcc-libgcc: New file.
4712 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4714 2009-09-09 Martin Jambor <mjambor@suse.cz>
4716 PR tree-optimization/41089
4717 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4720 2009-09-09 Richard Henderson <rth@redhat.com>
4722 * gimple.h (CASE_GIMPLE_OMP): New.
4723 (is_gimple_omp): Use it.
4724 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4725 (verify_gimple_debug): Likewise.
4727 2009-09-09 Richard Guenther <rguenther@suse.de>
4729 PR tree-optimization/41101
4730 * tree-ssa-pre.c (maximal_set): Remove.
4731 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4732 Defer all blocks we didn't visit at least one successor.
4733 (add_to_exp_gen): Do not add to the maximal set.
4734 (make_values_for_phi): Likewise.
4735 (compute_avail): Likewise.
4736 (init_pre): Do not allocate the maximal set.
4737 (execute_pre): Do not dump it.
4739 2009-09-09 Martin Jambor <mjambor@suse.cz>
4741 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4742 an SSA_NAME rather than a is_gimple_variable.
4744 2009-09-09 Richard Guenther <rguenther@suse.de>
4747 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4748 code dealing with plain pointer bases.
4749 (maybe_fold_offset_to_reference): Likewise.
4750 (maybe_fold_stmt_addition): Adjust.
4752 2009-09-09 Richard Guenther <rguenther@suse.de>
4754 * tree.c (free_lang_data_in_type): Do not free the type variant
4756 (free_lang_data): Merge char_type_node with its properly signed
4758 (pass_ipa_free): Collect after freeing language specific data.
4760 2009-09-09 Michael Matz <matz@suse.de>
4763 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4764 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4765 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4768 2009-09-08 DJ Delorie <dj@redhat.com>
4770 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4772 2009-09-04 Jason Merrill <jason@redhat.com>
4774 * tree.c (tree_find_value): Remove.
4775 * tree.h: Remove prototype.
4776 * varasm.c (assemble_external): Use value_member instead.
4778 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4780 * toplev.c (process_options): Choose default debugging type when
4781 gtoggle enables debug info and type is unset.
4783 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4787 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4790 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4792 * configure: Rebuilt with modified libtool.m4.
4794 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4799 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4801 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4803 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4804 (remove_statement): Likewise.
4805 (rewrite_use_nonlinear_expr): Adjust.
4806 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4807 * tree-ssa.c (release_defs_bitset): ... this. New.
4808 * tree-flow.h (release_defs_bitset): Declare.
4810 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4813 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4814 in the middle block.
4816 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4818 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4819 via intptr_t to long type.
4820 (insert_operand_rank): Cast long type via intptr_t to
4822 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4824 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4825 from pointer to unsigned via uintptr_t.
4827 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4828 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4830 * configure: Regenerated.
4831 * config.in: Regenerated
4832 * system.h (stdint.h): Add include.
4833 (inttypes.h): Likewise.
4834 * Makefile.in (aclocal): Add config/stdint.m4.
4835 * aclocal.m4: Regenerated.
4837 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4839 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4841 (note_np_check_stores): New function.
4842 (harmless_null_pointer_p): New function.
4843 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4844 changed. Take into account whether we're in the shadow of a condjump
4845 that tested NP_REG for NULL.
4846 Lose all code that tested for SEQUENCEs.
4847 (workaround_speculation): Avoid inserting NOPs for loads that are
4848 either always executed or a NULL pointer.
4850 2009-09-08 Jan Hubicka <jh@suse.cz>
4852 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4853 * params.def (early-inlining-insns): Likewise.
4855 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4857 PR rtl-optimization/41239
4858 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4859 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4861 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4862 across calls, as the calls might not always return normally.
4863 (call_may_noreturn_p): New function.
4864 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4865 (init_deps): Initialize it.
4866 (remove_from_deps): Also remove calls from
4867 last_function_call_may_noreturn list.
4869 2009-09-07 Richard Henderson <rth@redhat.com>
4871 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4872 more VR->OPERANDS than LHS operands. Free LHS before returning.
4874 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4876 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4877 (attr "addrtype"): New member "spreg".
4878 Use it if mem_spfp_address_operand is true for the address.
4879 (attr "type"): New entry "stall".
4880 (cpu_unit "load"): New.
4881 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4883 (insn_reservation "loadsp"): New.
4884 (insn_reservation "load_stall1"): New.
4885 (insn_reservation "load_stall3"): New.
4887 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4888 (mem_p_address_operand): Exclude stack and frame pointer based
4890 (mem_spfp_address_operand): New; match them here.
4891 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4892 (bfin_reorg): Call it if scheduling insns.
4893 (bfin_gen_bundles): Remove dummy insns created by
4894 add_sched_insns_for_speculation.
4896 From Jie Zhang <jie.zhang@analog.com>:
4897 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4898 bfin_si_revision, bfin_workarounds): Move these ...
4899 * config/bfin/bfin.h: ... here.
4901 From Mike Frysinger <michael.frysinger@analog.com>
4902 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4903 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4904 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4905 bf547m, bf548m, and bf549m.
4906 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4907 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4908 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4909 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4910 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4911 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4912 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4913 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4914 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4915 bf542m, bf544m, bf547m, bf548m, and bf549m.
4917 From Jie Zhang <jie.zhang@analog.com>:
4918 * config/bfin/predicates.md (p_register_operand): New predicate.
4919 (dp_register_operand): New predicate.
4920 * config/bfin/bfin-protos.h (WA_05000074): Define.
4921 (ENABLE_WA_05000074): Define.
4922 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4923 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4924 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4925 (define_attr addrtype): Allow load/store register to be P register.
4926 (define_attr storereg): New.
4927 (define_cpu_unit anomaly_05000074): New.
4928 (define_insn_reservation dsp32shiftimm): New.
4929 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4930 (define_insn_reservation loadp): Cannot use slot2.
4931 (define_insn_reservation loadsp): Cannot use slot2.
4932 (define_insn_reservation storep): Cannot use slot2. Does not
4933 apply when working around 05000074.
4934 (define_insn_reservation storep_anomaly_05000074): New.
4935 (define_insn_reservation storei): Does not apply when working
4937 (define_insn_reservation storei_anomaly_05000074): New.
4938 (define_attr length): Add dsp32shiftimm case.
4939 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4940 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4941 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4942 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4943 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4945 2009-09-07 Martin Jambor <mjambor@suse.cz>
4948 * tree-sra.c (create_artificial_child_access): Return NULL if
4949 build_ref_for_offset fails.
4950 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4951 and create_artificial_child_access to fail.
4953 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4956 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4957 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4958 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4960 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4962 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4963 block, ensure it has an exit edge. Emit a barrier after a jump.
4965 2009-09-07 Nick Clifton <nickc@redhat.com>
4967 * gcc.c (this_is_linker_script): New variable. Like
4968 this_is_library_file but for the %T constructor.
4969 (end_going_arg): If this_is_linker_script is set then locate the
4970 script and insert a --script switch before it
4971 (do_spec_2): Initialise this_is_linker_script.
4972 (do_spec_1): Likewise. Handle %T construct.
4973 (eval_spec_function): Preserve this_is_linker_script.
4974 * doc/invoke.texi: Document %T construct in spec files.
4975 * config/m32c/m32c.h (LIB_SPEC): Use it.
4977 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4979 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4980 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4981 when volatile flag is set.
4982 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4984 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4987 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4988 (combine_stack_adjustments_for_block): Allow insns between stack
4989 adjustments and stores with corresponding pre-(dec|inc)rement or
4990 pre-modify operation.
4992 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4995 * combine-stack-adj.c (struct csa_memlist): Rename to...
4996 (struct csa_reflist): ... this. Rename mem field to ref.
4997 (free_csa_memlist): Rename to...
4998 (free_csa_reflist): ... this.
4999 (record_one_stack_memref): Rename to...
5000 (record_one_stack_ref): ... this. Handle also REG_P.
5001 (try_apply_stack_adjustment): Handle also REG_P.
5002 (struct record_stack_memrefs_data): Rename to...
5003 (struct record_stack_refs_data): ... this. Rename memlist field to
5005 (record_stack_memrefs): Rename to...
5006 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5007 subexpressions instead of failing when a MEM contains SP references.
5008 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5009 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5011 2009-09-06 Richard Guenther <rguenther@suse.de>
5014 * tree.c (build_array_type): Do not record types marked
5015 with structural equality in the canonical type hashtable.
5017 2009-09-06 Richard Guenther <rguenther@suse.de>
5020 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5022 2009-09-05 Richard Guenther <rguenther@suse.de>
5025 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5027 2009-09-05 Richard Guenther <rguenther@suse.de>
5030 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5032 2009-09-05 Richard Guenther <rguenther@suse.de>
5035 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5036 before comparing function argument types.
5038 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5041 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5044 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5047 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5049 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5050 locators before emit_insn is called.
5052 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5055 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5056 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5057 (reginfo_init): Don't call allocate_reg_info.
5059 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5062 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5063 NONDEBUG_INSN_P instead of INSN_P.
5065 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5068 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5070 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5073 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5074 pattern of the split.
5076 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5078 * toplev.c (process_options): Move setter of flag_var_tracking
5079 before other tests that depend on it. Move down setter of
5080 flag_rename_registers. Don't enable var-tracking-assignments
5081 by default if selective scheduling is enabled. Warn if both
5084 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5086 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5087 comment. Use switch statement to catch overlaps between rtx
5088 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5089 (IS_DECL_CODE): ... here. Remove.
5090 (check_value_is_not_decl): Remove.
5091 (dv_from_decl, dv_from_value): Check after conversion.
5093 2009-09-04 Richard Guenther <rguenther@suse.de>
5096 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5097 after emitting tunks. Move emitting thunks and ctors from ...
5098 (cgraph_optimize): ... here. Remove redundant
5099 cgraph_analyze_functions.
5100 * varasm.c (find_decl_and_mark_needed): Remove no longer
5102 (finish_aliases_1): Adjust check for thunk aliases.
5104 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5106 * config/arm/arm.md (ctzsi2): Added braces
5107 to avoid warning that broke booststrap.
5109 2009-09-04 Martin Jambor <mjambor@suse.cz>
5111 PR tree-optimization/41112
5112 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5113 handle variable-bounded arrays.
5114 (expr_with_var_bounded_array_refs_p): New function.
5115 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5117 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5119 * config/s390/2097.md: Removed two incorrect bypasses.
5120 (z10_fsimpdf): Fixed latency.
5121 (z10_fhex): New insn_reservation.
5122 (z10_floaddf): Fixed latency.
5123 (z10_floadsf): Fixed latency.
5124 (z10_ftrunctf): Fixed latency.
5125 (z10_ftruncdf): Fixed latency.
5126 * config/s390/s390.c (z10_cost): Fixed values.
5127 (s390_adjust_priority): Added z10 path.
5128 * config/s390/s390.md (type): Added fhex.
5129 (*mov<mode>_64dfp): Updated type attribute.
5130 (*mov<mode>_64): Updated type attribute.
5131 (*mov<mode>_31): Updated type attribute.
5132 (*mov<mode>"): Likewise.
5133 * config/s390/2084.md (x_fsimpdf): Updated condition.
5135 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5137 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5138 RTXs in the predicate for operand 1.
5140 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5142 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5143 (rbitsi2): New insn.
5144 (ctzsi2): New expand.
5145 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5147 2009-09-03 Martin Jambor <mjambor@suse.cz>
5149 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5150 (create_artificial_child_access): Use build_ref_for_offset instead
5151 of duplicate_expr_for_different_base.
5152 (propagate_subacesses_accross_link): Likewise.
5154 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5156 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5158 (mips16e_collect_argument_saves): Skip debug instructions.
5159 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5160 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5161 (r10k_insert_cache_barriers): Likewise.
5162 (mips_reorg_process_insns): Likewise.
5164 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5167 * ira.c (update_equiv_reg): Remove check on class likely spill.
5169 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5172 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5173 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5177 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5178 the stack slot if it is passed by invisible reference.
5179 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5180 by invisible reference.
5182 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5184 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5185 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5186 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5188 * config/bfin/sync.md: New file.
5189 * config/bfin/bfin.md: Include it.
5190 (UNSPEC_ATOMIC): New.
5191 (UNSPEC_ONES): Provide a unique number.
5193 From Jie Zhang <jie.zhang@analog.com>:
5194 * config/bfin/bfin.c (ret_regs): New.
5195 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5196 (must_save_rets_p): New.
5197 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5198 current_function_is_leaf.
5199 (do_link): Likewise.
5200 (do_unlink): Likewise.
5201 (expand_interrupt_handler_prologue): Use ret_regs array.
5202 (expand_interrupt_handler_epilogue): Use ret_regs array and
5203 pass return register to gen_return_internal.
5204 (bfin_expand_epilogue): Pass return register to
5205 gen_return_internal.
5206 (bfin_expand_call): Explicitly clobber RETS.
5207 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5208 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5209 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5210 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5212 (return_internal): Take a reg rtx rather than the register number.
5214 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5216 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5217 when comparing against estimated_loop_iterations_int return.
5219 2009-09-03 Richard Guenther <rguenther@suse.de>
5221 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5222 eh_personality_libfunc.
5224 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5226 * tree-parloops.c (separate_decls_in_region): Add space.
5228 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5230 * tree-parloops.c (separate_decls_in_region): Change the condition
5231 checking if there are reductions in the loop.
5233 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5235 PR tree-optimization/38275
5236 * tree-parloops.c (parallelize_loops): Replace profitability condition
5237 for expected number of iterations.
5239 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5241 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5242 (bootstrap-debug): Explain conditions in which it becomes default.
5243 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5246 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5248 * doc/invoke.texi (Optimize Options): Move
5249 -finline-small-functions to the -O2 list.
5251 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5253 * toplev.c (process_options): Enable var-tracking-assignments
5254 by default if var-tracking is enabled.
5256 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5258 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5260 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5261 * rtl.h (prev_nonnote_insn_bb): Declare it.
5263 2009-09-03 Diego Novillo <dnovillo@google.com>
5265 * cgraph.c (cgraph_node_for_decl): New.
5266 * cgraph.h (cgraph_node_for_decl): Declare.
5267 * tree.c (host_integerp): Return 0 if T is NULL.
5269 2009-09-03 Diego Novillo <dnovillo@google.com>
5271 * tree.h (struct alias_pair): Move from varasm.c.
5272 (alias_pairs): Likewise.
5273 (TYPE_MAXVAL): Define.
5274 (TYPE_MINVAL): Define.
5275 (iterative_hash_host_wide_int): Declare.
5276 (remove_unreachable_alias_pairs): Declare.
5277 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5278 * diagnostic.c (default_diagnostic_starter): Make extern.
5279 (default_diagnostic_finalizer): Make extern.
5280 * diagnostic.h (default_diagnostic_starter): Declare.
5281 (default_diagnostic_finalizer): Declare.
5282 (default_tree_printer): Declare.
5283 * toplev.c (default_tree_printer): Make extern.
5285 2009-09-03 Richard Guenther <rguenther@suse.de>
5286 Diego Novillo <dnovillo@google.com>
5288 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5289 * cgraphunit.c (cgraph_expand_function): Do not emit
5290 associated thunks from here.
5291 (cgraph_emit_thunks): New.
5292 (cgraph_optimize): Call it.
5293 Return if any IPA pass finds an error.
5294 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5297 2009-09-03 Simon Baldwin <simonb@google.com>
5298 Rafael Espindola <espindola@google.com>
5299 Richard Guenther <rguenther@suse.de>
5300 Doug Kwan <dougkwan@google.com>
5301 Diego Novillo <dnovillo@google.com>
5303 * tree.c: Include tree-pass.h, langhooks-def.h,
5304 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5305 (free_lang_data_in_type): New.
5306 (need_assembler_name_p): New.
5307 (free_lang_data_in_block): New.
5308 (free_lang_data_in_decl): New.
5309 (struct free_lang_data_d): New.
5310 (add_tree_to_fld_list): New.
5311 (find_decls_types_r): New.
5312 (get_eh_types_for_runtime): New.
5313 (find_decls_types_in_eh_region): New.
5314 (find_decls_types_in_node): New.
5315 (find_decls_types_in_var): New.
5316 (free_lang_data_in_cgraph): New.
5317 (free_lang_data): New.
5318 (gate_free_lang_data): New.
5319 (pass_ipa_free_lang_data): New.
5321 2009-09-03 Diego Novillo <dnovillo@google.com>
5323 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5324 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5325 (lang_hooks): Remove const qualifier.
5326 * ipa.c (cgraph_remove_unreachable_nodes): Call
5327 remove_unreachable_alias_pairs.
5328 * except.c (add_type_for_runtime): Check if TYPE has
5329 already been converted.
5330 (lookup_type_for_runtime): Likewise.
5331 (check_handled): Handle converted types.
5332 * varasm.c (remove_unreachable_alias_pairs): New.
5333 * gimple.c: Include demangle.h.
5334 (gimple_decl_printable_name): New.
5335 (gimple_fold_obj_type_ref): New.
5336 * gimple.h (gimple_decl_printable_name): Declare.
5337 (gimple_fold_obj_type_ref): Declare.
5338 * passes.c (init_optimization_passes): Add pass
5339 pass_ipa_free_lang_data.
5340 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5341 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5343 2009-09-03 Diego Novillo <dnovillo@google.com>
5345 * c-lang.c (lang_hooks): Remove const qualifier.
5347 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5349 * doc/install.texi (*-*-freebsd*): Update target information.
5351 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5353 * hard-reg-set.h (call_fixed_regs): Remove.
5354 * reginfo.c (call_fixed_regs): Remove.
5355 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5356 (globalize_reg): Don't use call_fixed_regs.
5357 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5360 2009-09-01 Michael Matz <matz@suse.de>
5362 * expr.h (emit_storent_insn, expand_expr_real_1,
5363 expand_expr_real_2): Declare.
5364 * expr.c (emit_storent_insn, expand_expr_real_1,
5365 expand_expr_real_2): Export.
5366 (store_expr): Setting and evaluating dont_return_target is useless.
5367 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5368 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5369 * except.c (expand_resx_expr): Rename to ...
5370 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5371 * except.h (expand_resx_stmt): Declare.
5372 * stmt.c: Add include gimple.h
5373 (expand_asm_expr): Rename to ...
5374 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5375 (expand_case): Rewrite to take gimple statement.
5376 * tree.h (expand_asm_stmt): Declare.
5377 (expand_case): Change prototype.
5378 * Makefile.in (stmt.o): Depend on gimple.h.
5379 * builtins.c (expand_builtin_synchronize): Build gimple asm
5380 statement, not an ASM_EXPR.
5381 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5382 gimple_to_tree, release_stmt_tree): Remove.
5383 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5384 ggc_free, but hold comparison code and operands separately.
5385 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5386 (expand_call_stmt, expand_gimple_stmt_1,
5387 expand_gimple_stmt): New helpers.
5388 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5389 release_stmt_tree. Call expand_gimple_stmt instead.
5390 (expand_gimple_basic_block): Ditto.
5392 * calls.c (emit_call_1): Don't look at EH regions here, make
5393 fntree parameter useless.
5394 (expand_call): New local rettype for TREE_TYPE(exp), use it
5395 throughout. Remove local p, use addr instead.
5396 Don't look at EH regions here.
5398 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5400 * doc/invoke.texi (-fsched-pressure): Document it.
5401 (-fsched-reg-pressure-heuristic): Remove it.
5403 * reload.c (ira.h): Include.
5404 (find_reloads): Add choosing reload on number of small spilled
5407 * haifa-sched.c (ira.h): Include.
5408 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5409 saved_reg_pressure, curr_reg_live, saved_reg_live,
5410 region_ref_regs): New variables.
5411 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5412 initiate_reg_pressure_info, setup_ref_regs,
5413 initiate_bb_reg_pressure_info, save_reg_pressure,
5414 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5416 (setup_insn_reg_pressure_info): New function.
5417 (rank_for_schedule): Add pressure checking and insn issue time.
5418 Remove comparison of insn reg weights.
5419 (ready_sort): Set insn reg pressure info.
5420 (update_register_pressure, setup_insn_max_reg_pressure,
5421 update_reg_and_insn_max_reg_pressure,
5422 sched_setup_bb_reg_pressure_info): New functions.
5423 (schedule_insn): Add code for printing and updating reg pressure info.
5424 (find_set_reg_weight, find_insn_reg_weight): Remove.
5425 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5426 (debug_ready_list): Print reg pressure info.
5427 (schedule_block): Ditto. Check insn issue time.
5428 (sched_init): Set up sched_pressure_p. Allocate and set up some
5429 reg pressure related info.
5430 (sched_finish): Free some reg pressure related info.
5431 (fix_tick_ready): Make insn always ready if pressure_p.
5432 (init_h_i_d): Don't call find_insn_reg_weight.
5433 (haifa_finish_h_i_d): Free insn reg pressure info.
5435 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5436 ira_memory_move_cost, ira_class_hard_regs,
5437 ira_class_hard_regs_num, ira_no_alloc_regs,
5438 ira_available_class_regs, ira_reg_class_cover_size,
5439 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5441 * ira-lives.c (single_reg_class): Check mode to find how many
5442 registers are necessary for operand.
5443 (ira_implicitly_set_insn_hard_regs): New.
5445 * common.opt (fsched-pressure): New options.
5446 (fsched-reg-pressure-heuristic): Remove.
5448 * ira.c (setup_eliminable_regset): Rename to
5449 ira_setup_eliminable_regset. Make it external.
5450 (expand_reg_info): Pass cover class to setup_reg_classes.
5451 (ira): Call resize_reg_info instead of allocate_reg_info.
5453 * sched-deps.c: Include ira.h.
5454 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5455 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5456 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5457 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5458 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5459 mark_insn_reg_store, mark_insn_reg_clobber,
5460 setup_insn_reg_pressure_info): New.
5461 (sched_analyze_1): Update implicit_reg_pending_uses.
5462 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5463 Use them to create dependencies. Set insn reg uses and pressure
5464 info. Process reg_pending_uses in one place.
5465 (free_deps): Free implicit sets.
5466 (remove_from_deps): Remove implicit sets if necessary. Check
5467 implicit sets when clearing reg_last_in_use.
5468 (init_deps_global): Clear implicit_reg_pending_clobbers and
5469 implicit_reg_pending_uses.
5471 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5472 ira_memory_move_cost, ira_class_hard_regs,
5473 ira_class_hard_regs_num, ira_no_alloc_regs,
5474 ira_available_class_regs, ira_reg_class_cover_size,
5475 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5476 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5477 ira_implicitly_set_insn_hard_regs): New prototypes.
5479 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5480 cost_elements_num): New variables.
5481 (allocno_costs, total_costs): Rename to costs and
5482 total_allocno_costs.
5483 (COSTS_OF_ALLOCNO): Rename to COSTS.
5484 (allocno_pref): Rename to pref.
5485 (allocno_pref_buffer): Rename to pref_buffer.
5486 (common_classes): Rename to regno_cover_class.
5488 (record_reg_classes): Set allocno attributes only if allocno_p.
5489 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5490 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5491 and COSTS_OF_ALLOCNO.
5492 (print_costs): Rename to print_allocno_costs.
5493 (print_pseudo_costs): New.
5494 (process_bb_node_for_costs): Split into 2 functions with new
5495 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5496 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5497 new parameter dump_file. Use cost_elements_num instead of
5498 ira_allocnos_num. Make one iteration if preferred classes were
5499 already calculated for scheduler. Make 2 versions of code
5500 depending on allocno_p.
5501 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5502 regno_cover_class and COSTS instead of common_classes and
5504 (init_costs, finish_costs): New.
5505 (ira_costs): Set up allocno_p and cost_elements_num. Call
5506 init_costs and finish_costs.
5507 (ira_set_pseudo_classes): New.
5509 * rtl.h (allocate_reg_info): Remove.
5510 (resize_reg_info): Change return type.
5511 (reg_cover_class): New.
5512 (setup_reg_classes): Add new parameter.
5514 * sched-int.h (struct deps_reg): New member implicit_sets.
5515 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5516 (INCREASE_BITS): New macro.
5517 (struct reg_pressure_data, struct reg_use_data): New.
5518 (struct _haifa_insn_data): Remove reg_weight. Add members
5519 reg_pressure, reg_use_list, reg_set_list, and
5520 reg_pressure_excess_cost_change.
5521 (struct deps): New member implicit_sets.
5522 (pressure_p): New variable.
5523 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5524 (struct reg_pressure_data, struct reg_use_data): New.
5525 (INSN_REG_WEIGHT): Remove.
5526 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5527 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5528 (sched_init_region_reg_pressure_info,
5529 sched_setup_bb_reg_pressure_info): New prototypes.
5531 * reginfo.c (struct reg_pref): New member coverclass.
5532 (reg_cover_class): New function.
5533 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5534 (reg_info_size): New variable.
5535 (allocate_reg_info): Make static. Setup reg_info_size.
5536 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5537 (setup_reg_classes): Add a new parameter. Setup cover class too.
5539 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5542 * sched-rgn.c (deps_join): Set up implicit_sets.
5543 (schedule_region): Set up region and basic blocks pressure
5546 * passes.c (init_optimization_passes): Move
5547 pass_subregs_of_mode_init before pass_sched.
5549 2009-09-02 Martin Jambor <mjambor@suse.cz>
5551 * tree-sra.c (struct access): New field grp_hint.
5552 (dump_access): Dump grp_hint.
5553 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5555 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5556 those which have been specifically read and somehow written to.
5557 (propagate_subacesses_accross_link): Set grp_hint of right child and
5558 also possibly of the left child.
5560 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5562 * tree-object-size.c (addr_object_size): Always use object_size_type
5563 0 or 2 when determining the pointer pointed object size.
5565 2009-09-02 Richard Guenther <rguenther@suse.de>
5568 2009-08-31 Richard Guenther <rguenther@suse.de>
5570 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5571 to query if the memory regions for memmove overlap.
5572 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5573 asserts on pointers, instead deal with odd trees.
5574 (ptr_derefs_may_alias_p): Likewise.
5575 (refs_may_alias_p_1): Constructor bases also never alias.
5577 2009-08-01 Christian Bruel <christian.bruel@st.com>
5580 2009-07-31 Christian Bruel <christian.bruel@st.com>
5581 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5583 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5585 * doc/invoke.texi (-fvar-tracking-assignments): New.
5586 (-fvar-tracking-assignments-toggle): New.
5587 (-fdump-final-insns=file): Mark filename as optional.
5588 (--param min-nondebug-insn-uid): New.
5589 (-gdwarf-@{version}): Mention version 4.
5590 * opts.c (common_handle_option): Accept it.
5591 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5592 * regrename.c (regrename_optimize): Drop last. Don't count debug
5593 insns as uses. Don't reject change because of debug insn.
5594 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5595 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5596 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5597 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5598 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5599 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5600 * doc/gimple.texi (is_gimple_debug): New.
5601 (gimple_debug_bind_p): New.
5602 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5603 * doc/install.texi (bootstrap-debug): More details.
5604 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5605 (bootstrap-debug-lib): More details.
5606 (bootstrap-debug-ckovw): Update.
5607 (bootstrap-time): New.
5608 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5609 (insert_phi_nodes_for): Insert debug stmts.
5610 (rewrite_stmt): Take iterator. Insert debug stmts.
5611 (rewrite_enter_block): Adjust.
5612 (maybe_replace_use_in_debug_stmt): New.
5613 (rewrite_update_stmt): Use it.
5614 (mark_use_interesting): Return early for debug stmts.
5615 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5616 stmts before replacing stmt.
5617 (move_computations_stmt): Likewise.
5618 * ira-conflicts.c (add_copies): Skip debug insns.
5619 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5620 (regstat_bb_compute_ri): Skip debug insns.
5621 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5622 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5623 check_loop_closed_ssa_stmt): Skip debug stmts.
5624 * tree-tailcall.c (find_tail_calls): Likewise.
5625 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5626 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5627 (build_var_debug_value_stat): Declare.
5628 (build_var_debug_value): Define.
5629 (target_for_debug_bind): Declare.
5630 * reload.c (find_equiv_reg): Skip debug insns.
5631 * rtlanal.c (reg_used_between_p): Skip debug insns.
5632 (side_effects_p): Likewise.
5633 (canonicalize_condition): Likewise.
5634 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5635 insns never depend on debug insns.
5636 (create_ddg_dep_no_link): Likewise.
5637 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5638 Don't add inter-loop dependencies for debug insns.
5639 (build_intra_loop_deps): Likewise.
5640 (create_ddg): Count debug insns.
5641 * ddg.h (struct ddg::num_debug): New.
5642 (num_backargs): Pair up with previous int field.
5643 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5644 -fcompare-debug-second.
5645 * final.c (get_attr_length_1): Skip debug insns.
5646 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5647 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5648 (driver_self_specs): Map -fdump-final-insns to
5649 -fdump-final-insns=..
5650 (get_local_tick): New.
5651 (compare_debug_dump_opt_spec_function): Test for . argument and
5652 compute output name. Compute temp output spec without flag name.
5653 Compute -frandom-seed.
5654 (OPT): Undef after use.
5655 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5656 (average_num_loop_insns): Likewise.
5657 * params.h (MIN_NONDEBUG_INSN_UID): New.
5658 * gimple.def (GIMPLE_DEBUG): New.
5659 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5660 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5661 (merge_in_block): Fix whitespace.
5662 * toplev.c (flag_var_tracking): Update comment.
5663 (flag_var_tracking_assignments): New.
5664 (flag_var_tracking_assignments_toggle): New.
5665 (process_options): Don't open final insns dump file if we're not
5666 going to write to it. Compute defaults for var_tracking.
5667 * df-scan.c (df_insn_rescan_debug_internal): New.
5668 (df_uses_record): Handle debug insns.
5669 * haifa-sched.c (ready): Initialize n_debug.
5670 (contributes_to_priority): Skip debug insns.
5671 (dep_list_size): New.
5673 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5674 they're ready. Disregard previous debug insns to make decisions.
5675 (queue_insn): Never queue debug insns.
5676 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5677 (schedule_insn): Don't reject debug insns because of issue rate.
5678 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5679 (queue_to_ready): Skip and discount debug insns.
5680 (choose_ready): Let debug insns through.
5681 (schedule_block): Check boundary debug insns. Discount debug
5682 insns, schedule them early. Adjust whitespace.
5683 (set_priorities): Check for boundary debug insns.
5684 (add_jump_dependencies): Use dep_list_size.
5685 (prev_non_location_insn): New.
5686 (check_cfg): Use it.
5687 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5689 (remove_unused_ivs): Reset debug stmts.
5690 * modulo-sched.c (const_iteration_count): Skip debug insns.
5691 (res_MII): Discount debug insns.
5692 (loop_single_full_bb_p): Skip debug insns.
5693 (sms_schedule): Likewise.
5694 (sms_schedule_by_order): Likewise.
5695 (ps_has_conflicts): Likewise.
5696 * caller-save.c (refmarker_fn): New.
5697 (save_call_clobbered_regs): Replace regs with saved mem in
5699 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5700 Call refmarker_fn mark for hardregnos.
5701 (mark_reg_as_referenced): New.
5702 (replace_reg_with_saved_mem): New.
5703 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5704 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5706 (cse_extended_basic_block): Skip debug insns.
5707 (count_reg_usage): Likewise.
5708 (is_dead_reg): New, split out of...
5709 (set_live_p): ... here.
5710 (insn_live_p): Use it for debug insns.
5711 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5712 (execute_optimize_stdarg): Likewise.
5713 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5714 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5715 changes in debug stmts as changes.
5716 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5717 (moveup_expr): Don't move across debug insns. Don't move
5718 debug insn if it would create a bookkeeping block.
5719 (moveup_expr_cached): Don't use cache for debug insns that
5720 are heads of blocks.
5721 (compute_av_set_inside_bb): Skip debug insns.
5722 (sel_rank_for_schedule): Schedule debug insns first. Remove
5724 (block_valid_for_bookkeeping_p); Support lax searches.
5725 (create_block_for_bookkeeping): Adjust block numbers when
5726 encountering debug-only blocks.
5727 (find_place_for_bookkeeping): Deal with debug-only blocks.
5728 (generate_bookkeeping_insn): Accept no place to insert.
5729 (remove_temp_moveop_nops): New argument full_tidying.
5730 (prepare_place_to_insert): Deal with debug insns.
5731 (advance_state_on_fence): Debug insns don't start cycles.
5732 (update_boundaries): Take fence as argument. Deal with
5734 (schedule_expr_on_boundary): No full_tidying on debug insns.
5735 (fill_insns): Deal with debug insns.
5736 (track_scheduled_insns_and_blocks): Don't count debug insns.
5737 (need_nop_to_preserve_insn_bb): New, split out of...
5738 (remove_insn_from_stream): ... this.
5739 (fur_orig_expr_not_found): Skip debug insns.
5740 * rtl.def (VALUE): Move up.
5742 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5743 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5744 Set it if debug stmts are found.
5745 (statement_sink_location): Skip debug stmts. Propagate
5746 moving defs into debug stmts.
5747 * ifcvt.c (first_active_insn): Skip debug insns.
5748 (last_active_insns): Likewise.
5749 (cond_exec_process_insns): Likewise.
5750 (noce_process_if_block): Likewise.
5751 (check_cond_move_block): Likewise.
5752 (cond_move_convert_if_block): Likewise.
5753 (block_jumps_and_fallthru_p): Likewise.
5754 (dead_or_predicable): Likewise.
5755 * dwarf2out.c (debug_str_hash_forced): New.
5756 (find_AT_string): Add comment.
5757 (gen_label_for_indirect_string): New.
5758 (get_debug_string_label): New.
5759 (AT_string_form): Use it.
5760 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5761 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5762 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5763 several operations that cannot be represented with DWARF opcodes.
5764 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5765 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5766 (dwarf2out_var_location): Take during-call mark into account.
5767 (output_indirect_string): Update comment. Output if there are
5768 label and references.
5769 (prune_indirect_string): New.
5770 (prune_unused_types): Call it if debug_str_hash_forced.
5771 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5772 (dw_long_long_const): Remove.
5773 (struct dw_val_struct): Change val_long_long type to rtx.
5774 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5775 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5776 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5777 component instead of HOST_BITS_PER_LONG.
5778 (output_loc_operands): Likewise. For const8* assert
5779 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5780 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5781 rather than HOST_BITS_PER_LONG is >= 64.
5782 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5784 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5785 HOST_BITS_PER_LONG for dw_val_class_long_long.
5786 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5787 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5788 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5790 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5791 Handle DW_OP_implicit_value.
5792 (extract_int): Move prototype earlier.
5793 (mem_loc_descriptor): For SUBREG punt if inner
5794 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5795 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5796 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5797 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5798 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5799 instead of Pmode size.
5800 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5801 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5802 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5803 (concat_loc_descriptor, concatn_loc_descriptor,
5804 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5805 (add_location_or_const_value_attribute): Likewise. For single
5806 location loc_lists attempt to use add_const_value_attribute
5807 for constant decls. Add DW_AT_const_value even if
5808 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5810 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5811 (control_flow_insn_p): Likewise.
5812 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5813 (separate_decls_in_region_debug_bind): New.
5814 (separate_decls_in_region): Process debug bind stmts afterwards.
5815 * recog.c (verify_changes): Handle debug insns.
5816 (extract_insn): Likewise.
5817 (peephole2_optimize): Skip debug insns.
5818 * dse.c (scan_insn): Skip debug insns.
5819 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5821 (setup_id_for_insn): Handle debug insns.
5822 (maybe_tidy_empty_bb): Adjust whitespace.
5823 (tidy_control_flow): Skip debug insns.
5824 (sel_remove_insn): Adjust for debug insns.
5825 (sel_estimate_number_of_insns): Skip debug insns.
5826 (create_insn_rtx_from_pattern): Handle debug insns.
5827 (create_copy_of_insn_rtx): Likewise.
5828 * sel-sched-.h (sel_bb_end): Declare.
5829 (sel_bb_empty_or_nop_p): New.
5830 (get_all_loop_exits): Use it.
5831 (_eligible_successor_edge_p): Likewise.
5832 (return_nop_to_pool): Adjust.
5833 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5834 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5835 * gimple-pretty-print.c (dump_gimple_debug): New.
5836 (dump_gimple_stmt): Use it.
5837 (dump_bb_header): Skip gimple debug stmts.
5838 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5839 (fixup_match_2): Likewise.
5840 (regmove_backward_pass): Likewise. Simplify combined
5841 replacement. Handle debug insns.
5842 * function.c (instantiate_virtual_regs): Handle debug insns.
5843 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5844 * print-rtl.h: Include cselib.h.
5845 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5846 * df.h (df_inns_rescan_debug_internal): Declare.
5847 * gcse.c (alloc_hash_table): Estimate n_insns.
5848 (cprop_insn): Don't regard debug insns as changes.
5849 (bypass_conditional_jumps): Skip debug insns.
5850 (one_pre_gcse_pass): Adjust.
5851 (one_code_hoisting_pass): Likewise.
5852 (compute_ld_motion_mems): Skip debug insns.
5853 (one_cprop_pass): Adjust.
5854 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5855 (if_convertible_stmt_p): Handle debug stmts.
5856 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5857 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5858 * ira-build.c (create_bb_allocnos): Skip debug insns.
5859 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5860 (has_single_use): Likewise.
5861 (single_imm_use): Likewise.
5862 (num_imm_uses): Likewise.
5863 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5864 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5865 (create_outofssa_var_map): Likewise.
5866 * lower-subreg.c (adjust_decomposed_uses): New.
5867 (resolve_debug): New.
5868 (decompose_multiword_subregs): Use it.
5869 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5870 * emit-rtl.c: Include params.h.
5871 (cur_debug_insn_uid): Define.
5872 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5873 (copy_rtx_if_shared_1): Handle debug insns.
5874 (reset_used_flags): Likewise.
5875 (set_used_flags): LIkewise.
5876 (get_max_insn_count): New.
5877 (next_nondebug_insn): New.
5878 (prev_nondebug_insn): New.
5879 (make_debug_insn_raw): New.
5880 (emit_insn_before_noloc): Handle debug insns.
5881 (emit_jump_insn_before_noloc): Likewise.
5882 (emit_call_insn_before_noloc): Likewise.
5883 (emit_debug_insn_before_noloc): New.
5884 (emit_insn_after_noloc): Handle debug insns.
5885 (emit_jump_insn_after_noloc): Likewise.
5886 (emit_call_insn_after_noloc): Likewise.
5887 (emit_debug_insn_after_noloc): Likewise.
5888 (emit_insn_after): Take loc from earlier non-debug insn.
5889 (emit_jump_insn_after): Likewise.
5890 (emit_call_insn_after): Likewise.
5891 (emit_debug_insn_after_setloc): New.
5892 (emit_debug_insn_after): New.
5893 (emit_insn_before): Take loc from later non-debug insn.
5894 (emit_jump_insn_before): Likewise.
5895 (emit_call_insn_before): Likewise.
5896 (emit_debug_insn_before_setloc): New.
5897 (emit_debug_insn_before): New.
5898 (emit_insn): Handle debug insns.
5899 (emit_debug_insn): New.
5900 (emit_jump_insn): Handle debug insns.
5901 (emit_call_insn): Likewise.
5903 (init_emit): Take min-nondebug-insn-uid into account.
5904 Initialize cur_debug_insn_uid.
5905 (emit_copy_of_insn_after): Handle debug insns.
5906 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5907 location of single rhs in place.
5908 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5909 (floor_sdiv_adjust): New.
5910 (cell_sdiv_adjust): New.
5911 (cell_udiv_adjust): New.
5912 (round_sdiv_adjust): New.
5913 (round_udiv_adjust): New.
5914 (wrap_constant): Moved from cselib.
5915 (unwrap_constant): New.
5916 (expand_debug_expr): New.
5917 (expand_debug_locations): New.
5918 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5920 (gimple_expand_cfg): Expand debug locations.
5921 * cselib.c: Include tree-pass.h.
5922 (struct expand_value_data): New.
5923 (cselib_record_sets_hook): New.
5924 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5925 (cselib_clear_table): Move, and implemnet in terms of...
5926 (cselib_reset_table_with_next_value): ... this.
5927 (cselib_get_next_unknown_value): New.
5928 (discard_useless_locs): Don't discard preserved values.
5929 (cselib_preserve_value): New.
5930 (cselib_preserved_value_p): New.
5931 (cselib_preserve_definitely): New.
5932 (cselib_clear_preserve): New.
5933 (cselib_preserve_only_values): New.
5934 (new_cselib_val): Take rtx argument. Dump it in details.
5935 (cselib_lookup_mem): Adjust.
5936 (expand_loc): Take regs_active in struct. Adjust. Silence
5937 dumps unless details are requested.
5938 (cselib_expand_value_rtx_cb): New.
5939 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5940 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5941 without details. Copy more subregs. Try to resolve values
5942 using a callback. Wrap constants.
5943 (cselib_subst_to_values): Adjust.
5944 (cselib_log_lookup): New.
5945 (cselib_lookup): Call it.
5946 (cselib_invalidate_regno): Don't count preserved values as useless.
5947 (cselib_invalidate_mem): Likewise.
5948 (cselib_record_set): Likewise.
5949 (struct set): Renamed to cselib_set, moved to cselib.h.
5950 (cselib_record_sets): Adjust. Call hook.
5951 (cselib_process_insn): Reset table when it would be cleared.
5952 (dump_cselib_val): New.
5953 (dump_cselib_table): New.
5954 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5955 (remove_forwarder_block): Support moving debug stmts.
5956 * cselib.h (cselib_record_sets_hook): Declare.
5957 (cselib_expand_callback): New type.
5958 (cselib_expand_value_rtx_cb): Declare.
5959 (cselib_reset_table_with_next_value): Declare.
5960 (cselib_get_next_unknown_value): Declare.
5961 (cselib_preserve_value): Declare.
5962 (cselib_preserved_value_p): Declare.
5963 (cselib_preserve_only_values): Declare.
5964 (dump_cselib_table): Declare.
5965 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5966 (try_crossjump_to_edge): Likewise.
5967 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5968 dominated blocks when debug stmts are present.
5969 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5970 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5971 (set_var_live_on_entry): Likewise.
5972 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5973 * cfglayout.c (curr_location, last_location): Make static.
5974 (set_curr_insn_source_location): Don't avoid bouncing.
5975 (get_curr_insn_source_location): New.
5976 (get_curr_insn_block): New.
5977 (duplicate_insn_chain): Handle debug insns.
5978 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5980 * common.opt (fcompare-debug): Move to sort order.
5981 (fdump-unnumbered-links): Likewise.
5982 (fvar-tracking-assignments): New.
5983 (fvar-tracking-assignments-toggle): New.
5984 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5985 because of debug stmts.
5986 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5987 (eliminate_unnecessary_stmts): Walk dominated blocks before
5989 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5990 * ira.c (memref_used_between_p): Skip debug insns.
5991 (update_equiv_regs): Likewise.
5992 * sched-deps.c (sd_lists_size): Accept empty list.
5993 (sd_init_insn): Mark debug insns.
5994 (sd_finish_insn): Unmark them.
5995 (sd_add_dep): Reject non-debug deps on debug insns.
5996 (fixup_sched_groups): Give debug insns group treatment.
5998 (sched_analyze_reg): Don't mark debug insns for sched before call.
5999 (sched_analyze_2): Handle debug insns.
6000 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6002 (deps_analyze_insn): Handle debug insns.
6003 (deps_start_bb): Skip debug insns.
6004 (init_deps): Initialize last_debug_insn.
6005 * tree-ssa.c (target_for_debug_bind): New.
6006 (find_released_ssa_name): New.
6007 (propagate_var_def_into_debug_stmts): New.
6008 (propagate_defs_into_debug_stmts): New.
6009 (verify_ssa): Skip debug bind stmts without values.
6010 (warn_uninialized_vars): Skip debug stmts.
6011 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6012 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6013 (rtx_equal_p): Likewise.
6014 * ira-costs.c (scan_one_insn): Skip debug insns.
6015 (process_bb_node_for_hard_reg_moves): Likewise.
6016 * rtl.h (DEBUG_INSN_P): New.
6017 (NONDEBUG_INSN_P): New.
6018 (MAY_HAVE_DEBUG_INSNS): New.
6019 (INSN_P): Accept debug insns.
6020 (RTX_FRAME_RELATED_P): Likewise.
6021 (INSN_DELETED_P): Likewise
6022 (PAT_VAR_LOCATION_DECL): New.
6023 (PAT_VAR_LOCATION_LOC): New.
6024 (PAT_VAR_OCATION_STATUS): New.
6025 (NOTE_VAR_LOCATION_DECL): Reimplement.
6026 (NOTE_VAR_LOCATION_LOC): Likewise.
6027 (NOTE_VAR_LOCATION_STATUS): Likewise.
6028 (INSN_VAR_LOCATION): New.
6029 (INSN_VAR_LOCATION_DECL): New.
6030 (INSN_VAR_LOCATION_LOC): New.
6031 (INSN_VAR_LOCATION_STATUS): New.
6032 (gen_rtx_UNKNOWN_VAR_LOC): New.
6033 (VAR_LOC_UNKNOWN_P): New.
6034 (NOTE_DURING_CALL_P): New.
6035 (SCHED_GROUP_P): Accept debug insns.
6036 (emit_debug_insn_before): Declare.
6037 (emit_debug_insn_before_noloc): Declare.
6038 (emit_debug_insn_beore_setloc): Declare.
6039 (emit_debug_insn_after): Declare.
6040 (emit_debug_insn_after_noloc): Declare.
6041 (emit_debug_insn_after_setloc): Declare.
6042 (emit_debug_insn): Declare.
6043 (make_debug_insn_raw): Declare.
6044 (prev_nondebug_insn): Declare.
6045 (next_nondebug_insn): Declare.
6046 (delegitimize_mem_from_attrs): Declare.
6047 (get_max_insn_count): Declare.
6048 (wrap_constant): Declare.
6049 (unwrap_constant): Declare.
6050 (get_curr_insn_source_location): Declare.
6051 (get_curr_insn_block): Declare.
6052 * tree-inline.c (insert_debug_decl_map): New.
6053 (processing_debug_stmt): New.
6054 (remap_decl): Don't create new mappings in debug stmts.
6055 (remap_gimple_op_r): Don't add references in debug stmts.
6056 (copy_tree_body_r): Likewise.
6057 (remap_gimple_stmt): Handle debug bind stmts.
6058 (copy_bb): Skip debug stmts.
6059 (copy_edges_for_bb): Likewise.
6060 (copy_debug_stmt): New.
6061 (copy_debug_stmts): New.
6062 (copy_body): Copy debug stmts at the end.
6063 (insert_init_debug_bind): New.
6064 (insert_init_stmt): Take id. Skip and emit debug stmts.
6065 (setup_one_parameter): Remap variable earlier, register debug mapping.
6066 (estimate_num_insns): Skip debug stmts.
6067 (expand_call_inline): Preserve debug_map.
6068 (optimize_inline_calls): Check for no debug_stmts left-overs.
6069 (unsave_expr_now): Preserve debug_map.
6070 (copy_gimple_seq_and_replace_locals): Likewise.
6071 (tree_function_versioning): Check for no debug_stmts left-overs.
6072 Init and destroy debug_map as needed. Split edges unconditionally.
6073 (build_duplicate_type): Init and destroy debug_map as needed.
6074 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6075 (struct copy_body_data): Add debug_stmts and debug_map.
6076 * sched-int.h (struct ready_list): Add n_debug.
6077 (struct deps): Add last_debug_insn.
6078 (DEBUG_INSN_SCHED_P): New.
6079 (BOUNDARY_DEBUG_INSN_P): New.
6080 (SCHEDULE_DEBUG_INSN_P): New.
6081 (sd_iterator_cond): Accept empty list.
6082 * combine.c (create_log_links): Skip debug insns.
6083 (combine_instructions): Likewise.
6084 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6085 return value is always unshared.
6086 (struct rtx_subst_pair): New.
6087 (auto_adjust_pair): New.
6088 (propagate_for_debug_subst): New.
6089 (propagate_for_debug): New.
6090 (try_combine): Skip debug insns. Propagate removed defs into
6092 (next_nonnote_nondebug_insn): New.
6093 (distribute_notes): Use it. Skip debug insns.
6094 (distribute_links): Skip debug insns.
6095 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6096 * resource.c (mark_target_live_regs): Likewise.
6097 * var-tracking.c: Include cselib.h and target.h.
6098 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6100 (micro_operation_type_name): New.
6101 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6102 (struct micro_operation_def): Update comments.
6103 (decl_or_value): New type. Use instead of decls.
6104 (struct emit_note_data_def): Add vars.
6105 (struct attrs_def): Use decl_or_value.
6106 (struct variable_tracking_info_def): Add permp, flooded.
6107 (struct location_chain_def): Update comment.
6108 (struct variable_part_def): Use decl_or_value.
6109 (struct variable_def): Make var_part a variable length array.
6111 (scratch_regs): New.
6112 (cselib_hook_called): New.
6113 (dv_is_decl_p): New.
6114 (dv_is_value_p): New.
6117 (dv_as_opaque): New.
6118 (dv_onepart_p): New.
6120 (IS_DECL_CODE): New.
6121 (check_value_is_not_decl): New.
6122 (dv_from_decl): New.
6123 (dv_from_value): New.
6124 (dv_htab_hash): New.
6125 (variable_htab_hash): Use it.
6126 (variable_htab_eq): Support values.
6127 (variable_htab_free): Free from the right pool.
6128 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6129 (attrs_list_union): Adjust.
6130 (attrs_list_mpdv_union): New.
6131 (tie_break_pointers): New.
6132 (canon_value_cmp): New.
6133 (unshare_variable): Return possibly-modified slot.
6134 (vars_copy_1): Adjust.
6135 (var_reg_decl_set): Adjust. Split out of...
6136 (var_reg_set): ... this.
6137 (get_init_value): Adjust.
6138 (var_reg_delete_and_set): Adjust.
6139 (var_reg_delete): Adjust.
6140 (var_regno_delete): Adjust.
6141 (var_mem_decl_set): Split out of...
6142 (var_mem_set): ... this.
6143 (var_mem_delete_and_set): Adjust.
6144 (var_mem_delete): Adjust.
6148 (variable_union): Adjust. Speed up merge of 1-part vars.
6149 (variable_canonicalize): Use unshared slot.
6150 (VALUED_RECURSED_INTO): New.
6151 (find_loc_in_1pdv): New.
6152 (struct dfset_merge): New.
6153 (insert_into_intersection): New.
6154 (intersect_loc_chains): New.
6156 (canonicalize_loc_order_check): New.
6157 (canonicalize_values_mark): New.
6158 (canonicalize_values_star): New.
6159 (variable_merge_over_cur): New.
6160 (variable_merge_over_src): New.
6161 (dataflow_set_merge): New.
6162 (dataflow_set_equiv_regs): New.
6163 (remove_duplicate_values): New.
6164 (struct dfset_post_merge): New.
6165 (variable_post_merge_new_vals): New.
6166 (variable_post_merge_perm_vals): New.
6167 (dataflow_post_merge_adjust): New.
6168 (find_mem_expr_in_1pdv): New.
6169 (dataflow_set_preserve_mem_locs): New.
6170 (dataflow_set_remove_mem_locs): New.
6171 (dataflow_set_clear_at_call): New.
6172 (onepart_variable_different_p): New.
6173 (variable_different_p): Use it.
6174 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6175 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6177 (track_loc_p): Pass it true.
6178 (struct count_use_info): New.
6179 (find_use_val): New.
6180 (replace_expr_with_values): New.
6182 (use_type): New, partially split out of...
6183 (count_uses): ... this. Count new micro-ops.
6184 (count_uses_1): Adjust.
6185 (count_stores): Adjust.
6186 (count_with_sets): New.
6187 (VAL_NEEDS_RESOLUTION): New.
6188 (VAL_HOLDS_TRACK_EXPR): New.
6189 (VAL_EXPR_IS_COPIED): New.
6190 (VAL_EXPR_IS_CLOBBERED): New.
6191 (add_uses): Adjust. Generate new micro-ops.
6192 (add_uses_1): Adjust.
6193 (add_stores): Generate new micro-ops.
6194 (add_with_sets): New.
6195 (find_src_status): Adjust.
6196 (find_src_set_src): Adjust.
6197 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6198 Handle new micro-ops. Canonicalize value equivalances.
6199 (vt_find_locations): Compute total size of hash tables for
6200 dumping. Perform merge for var-tracking-assignments. Don't
6201 disregard single-block loops.
6202 (dump_attrs_list): Handle decl_or_value.
6203 (dump_variable): Take variable. Deal with decl_or_value.
6204 (dump_variable_slot): New.
6205 (dump_vars): Use it.
6206 (dump_dataflow_sets): Adjust.
6207 (set_slot_part): New, extended to support one-part variables
6208 after splitting out of...
6209 (set_variable_part): ... this.
6210 (clobber_slot_part): New, split out of...
6211 (clobber_variable_part): ... this.
6212 (delete_slot_part): New, split out of...
6213 (delete_variable_part): .... this.
6214 (check_wrap_constant): New.
6215 (vt_expand_loc_callback): New.
6216 (vt_expand_loc): New.
6217 (emit_note_insn_var_location): Adjust. Handle values. Handle
6218 EMIT_NOTE_AFTER_CALL_INSN.
6219 (emit_notes_for_differences_1): Adjust. Handle values.
6220 (emit_notes_for_differences_2): Likewise.
6221 (emit_notes_for_differences): Adjust.
6222 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6223 Adjust. Handle new micro-ops.
6224 (vt_add_function_parameters): Adjust. Create and bind values.
6225 (vt_initialize): Adjust. Initialize scratch_regs and
6226 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6227 operations. Move some code to count_with_sets and add_with_sets.
6228 (delete_debug_insns): New.
6229 (vt_debug_insns_local): New.
6230 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6232 (var_tracking_main): If var-tracking-assignments is enabled
6233 but var-tracking isn't, delete debug insns and leave. Likewise
6234 if we exceed limits or fail the stack adjustments tests, and
6235 after all var-tracking processing.
6236 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6237 (dataflow_set): Add traversed_vars.
6238 (value_chain, const_value_chain): New typedefs.
6239 (value_chain_pool, value_chains): New variables.
6240 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6241 add_value_chains, add_cselib_value_chains, remove_value_chain,
6242 remove_value_chains, remove_cselib_value_chains): New functions.
6243 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6244 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6246 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6247 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6248 (dst_can_be_shared): New variable.
6249 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6250 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6251 different from set->vars, look up slot again instead of using the
6253 (dataflow_set_init): Initialize traversed_vars.
6254 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6255 lookup if set->vars is shared. Don't keep slot cleared before
6256 calling unshare_variable. Unshare set->vars if needed. Adjust
6257 unshare_variable callers. Clear dst_can_be_shared if needed.
6258 Even ->refcount == 1 vars must be unshared if set->vars is shared
6259 and var needs to be modified.
6260 (dataflow_set_union): Set traversed_vars during canonicalization.
6261 (VALUE_CHANGED, DECL_CHANGED): Define.
6262 (set_dv_changed, dv_changed_p): New static inlines.
6263 (track_expr_p): Clear DECL_CHANGED.
6264 (dump_dataflow_sets): Set it.
6265 (variable_was_changed): Call set_dv_changed.
6266 (emit_note_insn_var_location): Likewise.
6267 (changed_variables_stack): New variable.
6268 (check_changed_vars_1, check_changed_vars_2): New functions.
6269 (emit_notes_for_changes): Do nothing if changed_variables is
6270 empty. Traverse changed_variables with check_changed_vars_1,
6271 call check_changed_vars_2 on each changed_variables_stack entry.
6272 (emit_notes_in_bb): Add SET argument. Just clear it at the
6273 beginning, use it instead of local &set, don't destroy it at the end.
6274 (vt_emit_notes): Call dataflow_set_clear early on all
6275 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6276 computed set, dataflow_set_clear also VTI(bb)->in when we are
6277 done with the basic block. Initialize changed_variables_stack,
6278 free it afterwards. If ENABLE_CHECKING verify that after noting
6279 differences to an empty set value_chains hash table is empty.
6280 (vt_initialize): Initialize value_chains and value_chain_pool.
6281 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6282 (variable_tracking_main): Call dump_dataflow_sets before calling
6283 vt_emit_notes, not after it.
6284 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6285 (propagate_var_def_into_debug_stmts): Declare.
6286 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6287 (df_set_note): Reject debug insns.
6288 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6289 add notes to debug insns.
6290 (df_note_bb_compute): Adjust. Likewise.
6291 (df_simulate_uses): Skip debug insns.
6292 (df_simulate_initialize_backwards): Likewise.
6293 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6294 (subst_stack_regs_pat): Reject debug insns.
6295 (convert_regs_1): Handle debug insns.
6296 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6297 (print-rtl.o): Depend on cselib.h.
6298 (cselib.o): Depend on TREE_PASS_H.
6299 (var-tracking.o): Depend on cselib.h and TARGET_H.
6300 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6301 (init_ready_list): Skip boundary debug insns.
6302 (add_branch_dependences): Skip debug insns.
6303 (free_block_dependencies): Check for blocks with only debug insns.
6304 (compute_priorities): Likewise.
6305 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6306 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6308 (gimple_build_debug_bind_stat): New.
6309 (empty_body_p): Skip debug stmts.
6310 (gimple_has_side_effects): Likewise.
6311 (gimple_rhs_has_side_effects): Likewise.
6312 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6313 (gimple_build_debug_bind_stat): Declare.
6314 (gimple_build_debug_bind): Define.
6315 (is_gimple_debug): New.
6316 (gimple_debug_bind_p): New.
6317 (gimple_debug_bind_get_var): New.
6318 (gimple_debug_bind_get_value): New.
6319 (gimple_debug_bind_get_value_ptr): New.
6320 (gimple_debug_bind_set_var): New.
6321 (gimple_debug_bind_set_value): New.
6322 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6323 (gimple_debug_bind_reset_value): New.
6324 (gimple_debug_bind_has_value_p): New.
6325 (gsi_next_nondebug): New.
6326 (gsi_prev_nondebug): New.
6327 (gsi_start_nondebug_bb): New.
6328 (gsi_last_nondebug_bb): New.
6329 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6330 (print_insn): Handle DEBUG_INSN.
6331 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6332 of first insn prevail.
6333 (first_stmt): Skip debug stmts.
6334 (first_non_label_stmt): Likewise.
6335 (last_stmt): Likewise.
6336 (has_zero_uses_1): New.
6337 (single_imm_use_1): New.
6338 (verify_gimple_debug): New.
6339 (verify_types_in_gimple_stmt): Handle debug stmts.
6340 (verify_stmt): Likewise.
6341 (debug_loop_num): Skip debug stmts.
6342 (remove_edge_and_dominated_blocks): Remove dominators last.
6343 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6344 (linearize_expr): Likewise.
6345 * config/i386/i386.c (ix86_delegitimize_address): Call
6346 default implementation.
6347 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6348 (group_barrier_needed): Skip debug insns.
6349 (emit_insn_group_barriers): Likewise.
6350 (emit_all_insn_group_barriers): Likewise.
6351 (ia64_variable_issue): Handle debug insns.
6352 (ia64_dfa_new_cycle): Likewise.
6353 (final_emit_insn_group_barriers): Skip debug insns.
6354 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6355 def cfa without frame.
6356 (process_set): Likewise.
6357 (process_for_unwind_directive): Pass frame on.
6358 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6359 (rs6000_delegitimize_address): New.
6360 (rs6000_debug_adjust_cost): Handle debug insns.
6361 (is_microcoded_insn): Likewise.
6362 (is_cracked_insn): Likewise.
6363 (is_nonpipeline_insn): Likewise.
6364 (insn_must_be_first_in_group): Likewise.
6365 (insn_must_be_last_in_group): Likewise.
6366 (force_new_group): Likewise.
6367 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6368 contains only debug insns.
6369 (rtl_merge_blocks): Skip debug insns.
6370 (purge_dead_edges): Likewise.
6371 (rtl_block_ends_with_call_p): Skip debug insns.
6372 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6373 (mark_reg_dependencies): Skip debug insns.
6374 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6375 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6376 * tree-ssa-threadedge.c
6377 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6378 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6379 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6380 (copyprop_hardreg_forward_1): Handle debug insns.
6381 * reload1.c (reload): Skip debug insns. Replace unassigned
6382 pseudos in debug insns with their equivalences.
6383 (eliminate_regs_in_insn): Skip debug insns.
6384 (emit_input_reload_insns): Skip debug insns at first, adjust
6386 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6387 (get_indirect_ref_operands): Pass opf_no_vops on.
6388 (get_expr_operands): Likewise. Skip debug stmts.
6389 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6391 2009-09-01 Richard Henderson <rth@redhat.com>
6393 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6394 stmt_ends_pp_p statements at least once.
6395 * tree-vrp.c (vrp_initialize): Likewise.
6396 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6398 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6401 Fix AIX bootstrap after PR debug/30161
6402 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6403 that is a GNU extension.
6404 (tmpl_value_parm_die_table): Move the definition of this global
6405 outside #ifdef DWARF2_DEBUGGING_INFO region.
6407 2009-09-01 Richard Guenther <rguenther@suse.de>
6409 * tree.c (tree_expr_size): New function.
6410 * tree.h (tree_expr_size): Declare.
6411 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6412 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6413 * langhooks.c (lhd_expr_size): Remove.
6414 * langhooks.h (struct lang_hooks): Remove expr_size.
6415 * explow.c (expr_size): Use tree_expr_size.
6416 (int_expr_size): Likewise.
6417 * langhooks-def.h (lhd_expr_size): Remove.
6418 (LANG_HOOKS_EXPR_SIZE): Likewise.
6419 (LANG_HOOKS_INITIALIZER): Adjust.
6421 2009-09-01 Richard Guenther <rguenther@suse.de>
6423 * tree-flow.h (mark_addressable): Move declaration ...
6424 * tree.h (mark_addressable): ... here.
6425 * stmt.c (expand_asm_operands): Use mark_addressable, not
6426 lang_hooks.mark_addressable.
6427 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6428 LANG_HOOKS_MARK_ADDRESSABLE.
6429 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6430 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6432 2009-08-31 Chris Demetriou <cgd@google.com>
6434 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6435 vectorize if not TARGET_SSE2.
6437 2009-08-31 DJ Delorie <dj@redhat.com>
6439 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6440 registers if no coprocessor is enabled.
6442 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6445 * cgraph.h (cgraph_get_node): Declare ...
6446 * cgraph.c (cgraph_get_node): ... new function.
6447 * dwarf2out.c (gen_generic_params_dies,
6448 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6449 make_ith_pack_parameter_name,
6450 append_entry_to_tmpl_value_parm_die_table,
6451 gen_remaining_tmpl_value_param_die_attribute): New functions.
6452 (gen_subprogram_die): Generate debug info for template parameters
6453 if debug info level is higher than DINFO_LEVEL_TERSE.
6454 Use tree_add_const_value_attribute_for_decl instead of
6455 tree_add_const_value_attribute.
6456 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6457 instead of tree_add_const_value_attribute.
6458 (gen_struct_or_union_type_die): Generate debug
6459 info for template parameters if debug info level is higher than
6461 (tree_add_const_value_attribute): Handle integral and pointer
6462 constants. Update comment.
6463 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6464 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6465 (reference_to_unused): Fix thinko. Remove redundant predicates from
6467 (tree_add_const_value_attribute): Make this work for constant
6469 tree_add_const_value_attribute_for_decl is to be used for variable
6471 (add_location_or_const_value_attribute): Use
6472 tree_add_const_value_attribute_for_decl now.
6473 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6474 DW_TAG_template_value_param DIEs after function DIEs have been
6476 * langhooks.h (lang_hooks_for_types): Add
6477 get_argument_pack_elems.
6478 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6479 (lang_hooks): Added get_innermost_generic_parms,
6480 get_innermost_generic_args.
6481 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6482 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6483 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6484 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6486 2009-08-31 DJ Delorie <dj@redhat.com>
6488 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6489 it once we start generating the prologue or epilogue.
6490 (mep_call_saves_register): If the frame is locked, re-use
6492 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6493 (mep_expand_prologue): Call it.
6494 (mep_expand_epilogue): Likewise.
6495 (mep_start_function): Use the same logic as mep_expand_prologue.
6496 (mep_pass_by_reference): Make logic more readable.
6497 (mep_return_in_memory): Zero-sized objects are passed in memory.
6498 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6500 2009-08-31 Richard Guenther <rguenther@suse.de>
6502 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6503 to query if the memory regions for memmove overlap.
6504 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6505 asserts on pointers, instead deal with odd trees.
6506 (ptr_derefs_may_alias_p): Likewise.
6507 (refs_may_alias_p_1): Constructor bases also never alias.
6509 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6511 * doc/install.texi (Final install): Adjust reference on where to
6512 order printed manuals.
6514 2009-08-30 Olivier Hainque <hainque@adacore.com>
6516 * dwarf2out.c (switch_to_frame_table_section): Move
6517 definition prior to first use.
6519 2009-08-30 Richard Guenther <rguenther@suse.de>
6521 PR tree-optimization/41186
6522 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6523 (ao_ref_init_from_ptr_and_size): New function.
6524 (ref_maybe_used_by_call_p_1): Be more precise tracking
6525 used ranges for builtin functions.
6526 (ref_maybe_used_by_call_p): Adjust.
6527 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6528 ranges for builtin functions.
6529 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6531 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6534 * fwprop.c (get_reg_use_in): Delete.
6535 (free_load_extend): New function.
6536 (forward_propagate_subreg): Use it.
6538 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6540 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6542 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6545 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6548 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6550 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6551 fini or fini_array section.
6553 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6555 * graphite-dependences.c (graphite_legal_transform_bb): Call
6556 pbb_remove_duplicate_pdrs.
6557 * graphite-poly.c (can_collapse_pdr): Removed.
6558 (pdr_find_duplicate): Removed.
6559 (can_collapse_pdrs): New.
6560 (pbb_remove_duplicate_pdrs): New.
6561 (new_poly_dr): Do not look for duplicates.
6562 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6563 (PBB_PDR_DUPLICATES_REMOVED): New.
6564 (pbb_remove_duplicate_pdrs): Declared.
6566 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6568 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6569 the strides by multiplying by PDR_NB_REFS.
6570 * graphite-poly.c (can_collapse_pdr): New.
6571 (pdr_find_duplicate): New.
6572 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6573 Initialize PDR_NB_REFS.
6574 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6576 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6578 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6581 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6584 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6586 * graphite-dependences.c (pddr_original_scattering): Return NULL
6587 for read-read dependence relations.
6588 * graphite-poly.h (enum poly_dr_type): Fix comment.
6591 (pdr_may_write_p): New.
6593 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6595 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6596 (struct poly_dr): Same.
6597 (new_poly_dr): Same.
6598 * graphite-poly.c (new_poly_dr): Same.
6599 * graphite-dependences.c (dot_deps): Disable call to system.
6601 2009-08-28 Cary Coutant <ccoutant@google.com>
6604 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6605 struct/union/enum types local to a function.
6607 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6608 Sebastian Pop <sebastian.pop@amd.com>
6610 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6611 pbb_strip_mine_time_depth. Changed the implementation so that
6612 transformation is expressed as a transformation on
6613 time (scatttering) dimensions. Also, ensures that the 2d+1
6614 scheduling format is preserved.
6615 (pbb_strip_mine_profitable_p): Profitability is based on the
6616 iteration number of a given time (scattering) dimension,
6617 and not on a original loop depth dimension.
6618 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6619 (pbb_do_strip_mine): Call psct_dynamic_dim.
6620 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6621 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6622 (pbb_nb_dynamic_scattering_transform): New.
6623 (psct_dynamic_dim): New.
6625 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6627 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6628 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6629 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6630 * graphite-interchange.c (build_linearized_memory_access): Same.
6631 (memory_stride_in_loop): Same.
6633 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6635 * graphite-dependences.c (pddr_original_scattering): New.
6636 (graphite_legal_transform_dr): Call pddr_original_scattering.
6639 * graphite-dependences.h (dot_deps): Declared.
6640 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6641 (print_pdr): Print PDR_ID.
6642 * graphite-poly.h (struct poly_dr): Add field id.
6645 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6647 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6649 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6650 not delete the original dependence relation.
6652 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6654 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6655 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6656 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6657 (free_poly_ddr): New.
6658 (pddr_is_empty): New.
6659 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6660 (dependence_polyhedron): Same. Remove useless gcc_assert.
6662 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6663 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6664 * graphite-dependences.h (enum poly_dependence_kind): New.
6665 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6666 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6667 (PDRP_SINK): Renamed PDDR_SINK.
6668 (PDRP_DDP): Renamed PDDR_DDP.
6670 (free_poly_ddr): Declared.
6671 * graphite-poly.c (new_scop): Use the new hash function names.
6672 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6673 into original_pddrs.
6674 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6676 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6678 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6679 bounds with LT_EXPR to make niter analysis more precise on code
6680 generated by Graphite.
6682 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6684 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6685 (graphite_legal_transform_bb): Same.
6686 (poly_drs_may_alias_p): Same.
6688 2009-08-28 Richard Guenther <rguenther@suse.de>
6690 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6692 2009-08-28 Jan Beulich <jbeulich@novell.com>
6694 * config/i386/netware.c: Include langhooks.h.
6695 (i386_nlm_encode_section_info): Simplify.
6696 (netware_override_options): Delete.
6697 * config/i386/netware.h (netware_override_options): Delete
6699 (OVERRIDE_OPTIONS): Delete definition.
6700 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6701 (ASM_COMMENT_START): Define.
6702 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6704 2009-08-28 Jan Beulich <jbeulich@novell.com>
6706 * configure.ac: For in-tree ld, do a plain version check to
6707 determine whether comdat groups are supported.
6708 * configure: Regenerate.
6710 2009-08-28 Olivier Hainque <hainque@adacore.com>
6712 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6713 always defined. Reflect definition or absence of such for
6714 COLLECT_EXPORT_LIST. Readability helper.
6715 (scanfilter): New enum, to help control what symbols
6716 are to be considered or ignored by scan_prog_file.
6717 (enum pass): Rename as "scanpass", moved together with scanfilter
6718 prior to scan_prog_file's prototype.
6719 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6720 Group prototype with the scanpass/scanfilter definitions, factorize
6721 head comments for the several implementations at the prototype.
6722 (main): Reorganize the first pass link control to let AIX
6723 drag only the needed frame tables in executables. Prevent
6724 frame tables collection during the scan aimed at static ctors.
6725 Pre-link and scan for frame tables later to compensate.
6726 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6727 A C statement to issue assembly directives that create a reference
6728 to the given DWARF table identifier label from the current function
6730 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6731 to differentiate first time section entry. Only emit a .data
6732 tables start identifier label the first time around.
6733 (switch_to_frame_table_section): New function. Helper for
6734 output_call_frame_info to switch possibly BACK into the eh_frame
6735 or the debug_frame section depending on FOR_EH.
6736 (output_call_frame_info): Use helper to first enter the proper
6738 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6739 emit a link to the frame table start label from each function
6741 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6742 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6743 * config/rs6000/rs6000-protos.h: Declare it.
6744 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6746 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6748 * config/sh/sh.c (split_branches): Check the result of
6751 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6753 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6754 using -pthread -fopenmp
6756 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6758 * doc/service.texi (service directory): Update URL.
6760 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6762 PR rtl-optimization/40861
6763 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6764 extract word from a multi-word subreg for negative byte positions.
6766 2009-08-27 Tristan Gingold <gingold@adacore.com>
6767 Douglas B Rupp <rupp@gnat.com>
6769 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6770 (SECTION_VMS_OVERLAY): Define.
6771 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6773 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6775 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6776 common_object declarations.
6777 (ia64_section_type_flags): Set section flag for common_object.
6778 * config/ia64/ia64-protos.h
6779 (ia64_vms_output_aligned_decl_common): Declare.
6780 (ia64_vms_elf_asm_named_section): Declare.
6782 2009-08-27 Michael Matz <matz@suse.de>
6784 * expr.c (expand_expr_real_2): New function taking exploded
6785 unary or binary expression, split out from ...
6786 (expand_expr_real_1): ... here. Move over all unary/binary
6787 switch parts to above function, in particular these codes:
6788 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6789 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6790 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6791 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6792 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6793 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6794 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6795 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6796 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6797 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6798 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6799 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6800 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6801 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6802 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6803 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6804 VEC_PACK_FIX_TRUNC_EXPR.
6805 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6808 2009-08-27 Richard Guenther <rguenther@suse.de>
6810 * gengtype.c (main): Handle uint64_t.
6811 * ipa-utils.c (get_base_var): Indent properly.
6812 * tree-ssa-live.c (debug_scope_block): New function.
6813 * tree-flow.h (debug_scope_block): Declare.
6814 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6815 * basic-block.h (enum profile_status): Rename to
6816 enum profile_status_d.
6817 (x_profile_status): Adjust type.
6819 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6822 * dwarf2out.c (get_context_die): Declare this static function.
6823 (gen_type_die_with_usage): Make sure a DIE is a generated for
6824 the context of a typedef.
6826 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6828 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6831 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6833 * config/mips/mips-protos.h (mips_output_sync): Declare.
6834 (mips_sync_loop_insns): Likewise.
6835 (mips_output_sync_loop): Replace first two parameters with an rtx.
6836 * config/mips/mips.c (mips_multi_member): New structure.
6837 (mips_multi_members): New variable.
6838 (mips_multi_start): New function.
6839 (mips_multi_add): Likewise.
6840 (mips_multi_add_insn): Likewise.
6841 (mips_multi_add_label): Likewise.
6842 (mips_multi_last_index): Likewise.
6843 (mips_multi_copy_insn): Likewise.
6844 (mips_multi_set_operand): Likewise.
6845 (mips_multi_write): Likewise.
6846 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6847 (mips_init_print_operand_punct): Update accordingly.
6848 (mips_start_ll_sc_sync_block): New function.
6849 (mips_end_ll_sc_sync_block): Likewise.
6850 (mips_output_sync): Likewise.
6851 (mips_sync_insn1_template): Likewise.
6852 (mips_sync_insn2_template): Likewise.
6853 (mips_get_sync_operand): Likewise.
6854 (mips_process_sync_loop): Likewise.
6855 (mips_output_sync_loop): Use mips_process_sync_loop.
6856 (mips_sync_loop_insns): New function.
6857 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6858 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6859 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6860 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6861 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6862 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6863 (MIPS_SYNC_OLD_OP_12): Likewise.
6864 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6865 (MIPS_SYNC_NEW_OP_12): Likewise.
6866 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6867 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6868 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6869 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6870 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6871 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6872 * config/mips/mips.md (sync_mem): New attribute.
6873 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6874 (sync_exclusive_mask, sync_required_oldval): Likewise.
6875 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6876 (sync_release_barrier): Likewise.
6877 (length): Handle sync loops.
6878 (sync): Use mips_output_sync.
6879 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6880 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6881 and use mips_output_sync_loop.
6882 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6883 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6884 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6885 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6886 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6887 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6888 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6889 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6890 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6892 2009-08-26 Richard Guenther <rguenther@suse.de>
6895 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6896 the types to not match.
6897 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6899 * tree-ssa.c (useless_type_conversion_p): Conversions to
6900 pointers to unprototyped functions are useless.
6902 2009-08-26 Richard Guenther <rguenther@suse.de>
6904 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6905 whole-program condition, prepare to be called for non-globals.
6906 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6907 params build a representative with known type and track its fields.
6909 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6911 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6912 clearing by a taken branch.
6913 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6914 effectively after bbro pass.
6915 (sync_nand<mode>): Ditto.
6916 (sync_old_<fetchop_name><mode>): Ditto.
6917 (sync_old_nand<mode>): Ditto.
6918 (sync_new_<fetchop_name><mode>): Dito.
6919 (sync_new_nand<mode>): Ditto.
6920 (sync_compare_and_swap<mode>_1): Ditto.
6921 (*sync_compare_and_swap<mode>): Ditto.
6922 (sync_lock_test_and_set<mode>_1): Ditto.
6923 ("sync_lock_test_and_set<mode>): Ditto.
6925 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6927 * hwint.h (HOST_LONG_FORMAT): New macro
6928 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6929 Use HOST_PTR_PRINTF.
6930 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6931 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6932 (HOST_PTR_PRINTF): Document.
6934 2009-08-25 Jan Hubicka <jh@suse.cz>
6936 * config/i386/bmmintrin.h: Replace by #error.
6939 Michael Meissner <michael.meissner@amd.com>
6940 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6941 Tony Linthicum <tony.linthicum@amd.com>
6943 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6944 (TARGET_ROUND): New macro for the round/ptest instructions which
6945 are shared between SSE4.1 and SSE5.
6946 (OPTION_MASK_ISA_ROUND): Ditto.
6947 (OPTION_ISA_ROUND): Ditto.
6948 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6949 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6951 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6952 (-mfused-madd): New switch to give users control over whether the
6953 compiler optimizes to use the multiply/add SSE5 instructions.
6955 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6956 (ix86_handle_option): Turn off 3dnow if -msse5.
6957 (override_options): Add SSE5 support.
6958 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6960 (ix86_expand_sse_movcc): Add SSE5 support.
6961 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6962 vector type to the next largest size.
6963 (ix86_expand_sse5_pack): New function to use pperm to pack a
6964 vector type to the next smallest size.
6965 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6966 (IX86_BUILTIN_FMADDSD): Ditto.
6967 (IX86_BUILTIN_FMADDPS): Ditto.
6968 (IX86_BUILTIN_FMADDPD): Ditto.
6969 (IX86_BUILTIN_FMSUBSS): Ditto.
6970 (IX86_BUILTIN_FMSUBSD): Ditto.
6971 (IX86_BUILTIN_FMSUBPS): Ditto.
6972 (IX86_BUILTIN_FMSUBPD): Ditto.
6973 (IX86_BUILTIN_FNMADDSS): Ditto.
6974 (IX86_BUILTIN_FNMADDSD): Ditto.
6975 (IX86_BUILTIN_FNMADDPS): Ditto.
6976 (IX86_BUILTIN_FNMADDPD): Ditto.
6977 (IX86_BUILTIN_FNMSUBSS): Ditto.
6978 (IX86_BUILTIN_FNMSUBSD): Ditto.
6979 (IX86_BUILTIN_FNMSUBPS): Ditto.
6980 (IX86_BUILTIN_FNMSUBPD): Ditto.
6981 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6982 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6983 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6984 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6985 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6986 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6987 (IX86_BUILTIN_PPERM): Ditto.
6988 (IX86_BUILTIN_PERMPS): Ditto.
6989 (IX86_BUILTIN_PERMPD): Ditto.
6990 (IX86_BUILTIN_PMACSSWW): Ditto.
6991 (IX86_BUILTIN_PMACSWW): Ditto.
6992 (IX86_BUILTIN_PMACSSWD): Ditto.
6993 (IX86_BUILTIN_PMACSWD): Ditto.
6994 (IX86_BUILTIN_PMACSSDD): Ditto.
6995 (IX86_BUILTIN_PMACSDD): Ditto.
6996 (IX86_BUILTIN_PMACSSDQL): Ditto.
6997 (IX86_BUILTIN_PMACSSDQH): Ditto.
6998 (IX86_BUILTIN_PMACSDQL): Ditto.
6999 (IX86_BUILTIN_PMACSDQH): Ditto.
7000 (IX86_BUILTIN_PMADCSSWD): Ditto.
7001 (IX86_BUILTIN_PMADCSWD): Ditto.
7002 (IX86_BUILTIN_PHADDBW): Ditto.
7003 (IX86_BUILTIN_PHADDBD): Ditto.
7004 (IX86_BUILTIN_PHADDBQ): Ditto.
7005 (IX86_BUILTIN_PHADDWD): Ditto.
7006 (IX86_BUILTIN_PHADDWQ): Ditto.
7007 (IX86_BUILTIN_PHADDDQ): Ditto.
7008 (IX86_BUILTIN_PHADDUBW): Ditto.
7009 (IX86_BUILTIN_PHADDUBD): Ditto.
7010 (IX86_BUILTIN_PHADDUBQ): Ditto.
7011 (IX86_BUILTIN_PHADDUWD): Ditto.
7012 (IX86_BUILTIN_PHADDUWQ): Ditto.
7013 (IX86_BUILTIN_PHADDUDQ): Ditto.
7014 (IX86_BUILTIN_PHSUBBW): Ditto.
7015 (IX86_BUILTIN_PHSUBWD): Ditto.
7016 (IX86_BUILTIN_PHSUBDQ): Ditto.
7017 (IX86_BUILTIN_PROTB): Ditto.
7018 (IX86_BUILTIN_PROTW): Ditto.
7019 (IX86_BUILTIN_PROTD): Ditto.
7020 (IX86_BUILTIN_PROTQ): Ditto.
7021 (IX86_BUILTIN_PROTB_IMM): Ditto.
7022 (IX86_BUILTIN_PROTW_IMM): Ditto.
7023 (IX86_BUILTIN_PROTD_IMM): Ditto.
7024 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7025 (IX86_BUILTIN_PSHLB): Ditto.
7026 (IX86_BUILTIN_PSHLW): Ditto.
7027 (IX86_BUILTIN_PSHLD): Ditto.
7028 (IX86_BUILTIN_PSHLQ): Ditto.
7029 (IX86_BUILTIN_PSHAB): Ditto.
7030 (IX86_BUILTIN_PSHAW): Ditto.
7031 (IX86_BUILTIN_PSHAD): Ditto.
7032 (IX86_BUILTIN_PSHAQ): Ditto.
7033 (IX86_BUILTIN_FRCZSS): Ditto.
7034 (IX86_BUILTIN_FRCZSD): Ditto.
7035 (IX86_BUILTIN_FRCZPS): Ditto.
7036 (IX86_BUILTIN_FRCZPD): Ditto.
7037 (IX86_BUILTIN_CVTPH2PS): Ditto.
7038 (IX86_BUILTIN_CVTPS2PH): Ditto.
7039 (IX86_BUILTIN_COMEQSS): Ditto.
7040 (IX86_BUILTIN_COMNESS): Ditto.
7041 (IX86_BUILTIN_COMLTSS): Ditto.
7042 (IX86_BUILTIN_COMLESS): Ditto.
7043 (IX86_BUILTIN_COMGTSS): Ditto.
7044 (IX86_BUILTIN_COMGESS): Ditto.
7045 (IX86_BUILTIN_COMUEQSS): Ditto.
7046 (IX86_BUILTIN_COMUNESS): Ditto.
7047 (IX86_BUILTIN_COMULTSS): Ditto.
7048 (IX86_BUILTIN_COMULESS): Ditto.
7049 (IX86_BUILTIN_COMUGTSS): Ditto.
7050 (IX86_BUILTIN_COMUGESS): Ditto.
7051 (IX86_BUILTIN_COMORDSS): Ditto.
7052 (IX86_BUILTIN_COMUNORDSS): Ditto.
7053 (IX86_BUILTIN_COMFALSESS): Ditto.
7054 (IX86_BUILTIN_COMTRUESS): Ditto.
7055 (IX86_BUILTIN_COMEQSD): Ditto.
7056 (IX86_BUILTIN_COMNESD): Ditto.
7057 (IX86_BUILTIN_COMLTSD): Ditto.
7058 (IX86_BUILTIN_COMLESD): Ditto.
7059 (IX86_BUILTIN_COMGTSD): Ditto.
7060 (IX86_BUILTIN_COMGESD): Ditto.
7061 (IX86_BUILTIN_COMUEQSD): Ditto.
7062 (IX86_BUILTIN_COMUNESD): Ditto.
7063 (IX86_BUILTIN_COMULTSD): Ditto.
7064 (IX86_BUILTIN_COMULESD): Ditto.
7065 (IX86_BUILTIN_COMUGTSD): Ditto.
7066 (IX86_BUILTIN_COMUGESD): Ditto.
7067 (IX86_BUILTIN_COMORDSD): Ditto.
7068 (IX86_BUILTIN_COMUNORDSD): Ditto.
7069 (IX86_BUILTIN_COMFALSESD): Ditto.
7070 (IX86_BUILTIN_COMTRUESD): Ditto.
7071 (IX86_BUILTIN_COMEQPS): Ditto.
7072 (IX86_BUILTIN_COMNEPS): Ditto.
7073 (IX86_BUILTIN_COMLTPS): Ditto.
7074 (IX86_BUILTIN_COMLEPS): Ditto.
7075 (IX86_BUILTIN_COMGTPS): Ditto.
7076 (IX86_BUILTIN_COMGEPS): Ditto.
7077 (IX86_BUILTIN_COMUEQPS): Ditto.
7078 (IX86_BUILTIN_COMUNEPS): Ditto.
7079 (IX86_BUILTIN_COMULTPS): Ditto.
7080 (IX86_BUILTIN_COMULEPS): Ditto.
7081 (IX86_BUILTIN_COMUGTPS): Ditto.
7082 (IX86_BUILTIN_COMUGEPS): Ditto.
7083 (IX86_BUILTIN_COMORDPS): Ditto.
7084 (IX86_BUILTIN_COMUNORDPS): Ditto.
7085 (IX86_BUILTIN_COMFALSEPS): Ditto.
7086 (IX86_BUILTIN_COMTRUEPS): Ditto.
7087 (IX86_BUILTIN_COMEQPD): Ditto.
7088 (IX86_BUILTIN_COMNEPD): Ditto.
7089 (IX86_BUILTIN_COMLTPD): Ditto.
7090 (IX86_BUILTIN_COMLEPD): Ditto.
7091 (IX86_BUILTIN_COMGTPD): Ditto.
7092 (IX86_BUILTIN_COMGEPD): Ditto.
7093 (IX86_BUILTIN_COMUEQPD): Ditto.
7094 (IX86_BUILTIN_COMUNEPD): Ditto.
7095 (IX86_BUILTIN_COMULTPD): Ditto.
7096 (IX86_BUILTIN_COMULEPD): Ditto.
7097 (IX86_BUILTIN_COMUGTPD): Ditto.
7098 (IX86_BUILTIN_COMUGEPD): Ditto.
7099 (IX86_BUILTIN_COMORDPD): Ditto.
7100 (IX86_BUILTIN_COMUNORDPD): Ditto.
7101 (IX86_BUILTIN_COMFALSEPD): Ditto.
7102 (IX86_BUILTIN_COMTRUEPD): Ditto.
7103 (IX86_BUILTIN_PCOMEQUB): Ditto.
7104 (IX86_BUILTIN_PCOMNEUB): Ditto.
7105 (IX86_BUILTIN_PCOMLTUB): Ditto.
7106 (IX86_BUILTIN_PCOMLEUB): Ditto.
7107 (IX86_BUILTIN_PCOMGTUB): Ditto.
7108 (IX86_BUILTIN_PCOMGEUB): Ditto.
7109 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7110 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7111 (IX86_BUILTIN_PCOMEQUW): Ditto.
7112 (IX86_BUILTIN_PCOMNEUW): Ditto.
7113 (IX86_BUILTIN_PCOMLTUW): Ditto.
7114 (IX86_BUILTIN_PCOMLEUW): Ditto.
7115 (IX86_BUILTIN_PCOMGTUW): Ditto.
7116 (IX86_BUILTIN_PCOMGEUW): Ditto.
7117 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7118 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7119 (IX86_BUILTIN_PCOMEQUD): Ditto.
7120 (IX86_BUILTIN_PCOMNEUD): Ditto.
7121 (IX86_BUILTIN_PCOMLTUD): Ditto.
7122 (IX86_BUILTIN_PCOMLEUD): Ditto.
7123 (IX86_BUILTIN_PCOMGTUD): Ditto.
7124 (IX86_BUILTIN_PCOMGEUD): Ditto.
7125 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7126 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7127 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7128 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7129 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7130 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7131 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7132 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7133 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7134 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7135 (IX86_BUILTIN_PCOMEQB): Ditto.
7136 (IX86_BUILTIN_PCOMNEB): Ditto.
7137 (IX86_BUILTIN_PCOMLTB): Ditto.
7138 (IX86_BUILTIN_PCOMLEB): Ditto.
7139 (IX86_BUILTIN_PCOMGTB): Ditto.
7140 (IX86_BUILTIN_PCOMGEB): Ditto.
7141 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7142 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7143 (IX86_BUILTIN_PCOMEQW): Ditto.
7144 (IX86_BUILTIN_PCOMNEW): Ditto.
7145 (IX86_BUILTIN_PCOMLTW): Ditto.
7146 (IX86_BUILTIN_PCOMLEW): Ditto.
7147 (IX86_BUILTIN_PCOMGTW): Ditto.
7148 (IX86_BUILTIN_PCOMGEW): Ditto.
7149 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7150 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7151 (IX86_BUILTIN_PCOMEQD): Ditto.
7152 (IX86_BUILTIN_PCOMNED): Ditto.
7153 (IX86_BUILTIN_PCOMLTD): Ditto.
7154 (IX86_BUILTIN_PCOMLED): Ditto.
7155 (IX86_BUILTIN_PCOMGTD): Ditto.
7156 (IX86_BUILTIN_PCOMGED): Ditto.
7157 (IX86_BUILTIN_PCOMFALSED): Ditto.
7158 (IX86_BUILTIN_PCOMTRUED): Ditto.
7159 (IX86_BUILTIN_PCOMEQQ): Ditto.
7160 (IX86_BUILTIN_PCOMNEQ): Ditto.
7161 (IX86_BUILTIN_PCOMLTQ): Ditto.
7162 (IX86_BUILTIN_PCOMLEQ): Ditto.
7163 (IX86_BUILTIN_PCOMGTQ): Ditto.
7164 (IX86_BUILTIN_PCOMGEQ): Ditto.
7165 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7166 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7167 (enum multi_arg_type): New enum for describing the various SSE5
7168 intrinsic argument types.
7169 (bdesc_multi_arg): New table for SSE5 intrinsics.
7170 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7171 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7173 (ix86_expand_builtin): Add SSE5 intrinsic support.
7174 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7175 operand instructions.
7176 (ix86_expand_sse5_multiple_memory): New function to split the
7177 second memory reference from SSE5 instructions.
7178 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7179 (ix86_return_pops_args): Use stdarg_p to determine if the function
7180 has variable arguments.
7181 (ix86_setup_incoming_varargs): Ditto.
7182 (x86_this_parameter): Ditto.
7184 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7186 (ix86_expand_sse5_pack): Ditto.
7187 (ix86_sse5_valid_op_p): Ditto.
7188 (ix86_expand_sse5_multiple_memory): Ditto.
7190 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7191 constant for SSE5 support.
7192 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7193 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7194 (UNSPEC_SSE5_PERMUTE): Ditto.
7195 (UNSPEC_SSE5_ASHIFT): Ditto.
7196 (UNSPEC_SSE5_LSHIFT): Ditto.
7197 (UNSPEC_FRCZ): Ditto.
7198 (UNSPEC_CVTPH2PS): Ditto.
7199 (UNSPEC_CVTPS2PH): Ditto.
7200 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7202 (COM_FALSE_S): Ditto.
7203 (COM_FALSE_P): Ditto.
7204 (COM_TRUE_S): Ditto.
7205 (COM_TRUE_P): Ditto.
7206 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7207 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7209 (memory attribute): Ditto.
7210 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7211 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7212 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7213 (floor<mode>2): Ditto.
7214 (ceil<mode>2): Ditto.
7215 (btrunc<mode>2): Ditto.
7216 (nearbyintdf2): Ditto.
7217 (nearbyintsf2): Ditto.
7218 (sse_setccsf): Disable if SSE5.
7219 (sse_setccdf): Ditto.
7220 (sse5_setcc<mode>): New support for SSE5 conditional move.
7221 (sse5_pcmov_<mode>): Ditto.
7223 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7225 (SSEMODEF2P): Ditto.
7226 (ssemodesuffixf4): New mode attribute for SSE5.
7227 (ssemodesuffixf2s): Ditto.
7228 (ssemodesuffixf2c): Ditto.
7229 (sserotatemax): Ditto.
7230 (ssescalarmode): Ditto.
7231 (sse_maskcmpv4sf3): Disable if SSE5.
7232 (sse_maskcmpv2df3): Ditto.
7233 (sse_vmmaskcmpv4sf3): Ditto.
7234 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7235 (sse5_vmfmadd<mode>4): Ditto.
7236 (sse5_fmsub<mode>4): Ditto.
7237 (sse5_vmfmsub<mode>4): Ditto.
7238 (sse5_fnmadd<mode>4): Ditto.
7239 (sse5_vmfnmadd<mode>4): Ditto.
7240 (sse5_fnmsub<mode>4): Ditto.
7241 (sse5_vmfnmsub<mode>4): Ditto.
7242 (sse5i_fmadd<mode>4): Ditto.
7243 (sse5i_fmsub<mode>4): Ditto.
7244 (sse5i_fnmadd<mode>4): Ditto.
7245 (sse5i_fnmsub<mode>4): Ditto.
7246 (sse5i_vmfmadd<mode>4): Ditto.
7247 (sse5i_vmfmsub<mode>4): Ditto.
7248 (sse5i_vmfnmadd<mode>4): Ditto.
7249 (sse5i_vmfnmsub<mode>4): Ditto.
7250 (mulv16qi3): Add SSE5 support.
7252 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7253 (sse2_mulv4si3): Disable if SSE5.
7254 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7255 (sse4_1_roundps): Ditto.
7256 (sse4_1_roundsd): Ditto.
7257 (sse4_1_roundss): Ditto.
7258 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7260 (sse_maskcmpsf3): Ditto.
7261 (sse_vmmaskcmpv4sf3): Ditto.
7262 (sse2_maskcmpv2df3): Ditto.
7263 (sse2_maskcmpdf3): Ditto.
7264 (sse2_vmmaskcmpv2df3): Ditto.
7265 (sse2_eq<mode>3): Ditto.
7266 (sse2_gt<mode>3): Ditto.
7267 (sse5_pcmov_<mode>): Add SSE5 support.
7268 (vec_unpacku_hi_v16qi): Ditto.
7269 (vec_unpacks_hi_v16qi): Ditto.
7270 (vec_unpacku_lo_v16qi): Ditto.
7271 (vec_unpacks_lo_v16qi): Ditto.
7272 (vec_unpacku_hi_v8hi): Ditto.
7273 (vec_unpacks_hi_v8hi): Ditto.
7274 (vec_unpacku_lo_v8hi): Ditto.
7275 (vec_unpacks_lo_v8hi): Ditto.
7276 (vec_unpacku_hi_v4si): Ditto.
7277 (vec_unpacks_hi_v4si): Ditto.
7278 (vec_unpacku_lo_v4si): Ditto.
7279 (vec_unpacks_lo_v4si): Ditto.
7280 (sse5_pmacsww): New SSE5 intrinsic insn.
7281 (sse5_pmacssww): Ditto.
7282 (sse5_pmacsdd): Ditto.
7283 (sse5_pmacssdd): Ditto.
7284 (sse5_pmacssdql): Ditto.
7285 (sse5_pmacssdqh): Ditto.
7286 (sse5_pmacsdqh): Ditto.
7287 (sse5_pmacsswd): Ditto.
7288 (sse5_pmacswd): Ditto.
7289 (sse5_pmadcsswd): Ditto.
7290 (sse5_pmadcswd): Ditto.
7291 (sse5_pcmov_<move>): Conditional move support on SSE5.
7292 (sse5_phaddbw): New SSE5 intrinsic insn.
7293 (sse5_phaddbd): Ditto.
7294 (sse5_phaddbq): Ditto.
7295 (sse5_phaddwd): Ditto.
7296 (sse5_phaddwq): Ditto.
7297 (sse5_phadddq): Ditto.
7298 (sse5_phaddubw): Ditto.
7299 (sse5_phaddubd): Ditto.
7300 (sse5_phaddubq): Ditto.
7301 (sse5_phadduwd): Ditto.
7302 (sse5_phadduwq): Ditto.
7303 (sse5_phaddudq): Ditto.
7304 (sse5_phsubbw): Ditto.
7305 (sse5_phsubwd): Ditto.
7306 (sse5_phsubdq): Ditto.
7307 (sse5_pperm): Ditto.
7308 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7309 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7310 (sse5_pperm_sign_v8hi_v4si): Ditto.
7311 (sse5_pperm_zero_v8hi_v4si): Ditto.
7312 (sse5_pperm_sign_v4si_v2di): Ditto.
7313 (sse5_pperm_sign_v4si_v2di): Ditto.
7314 (sse5_pperm_pack_v2di_v4si): Ditto.
7315 (sse5_pperm_pack_v4si_v8hi): Ditto.
7316 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7317 (sse5_perm<mode>): New SSE5 intrinsic insn.
7318 (rotl<mode>3): Ditto.
7319 (sse5_rotl<mode>3): Ditto.
7320 (sse5_ashl<mode>3): Ditto.
7321 (sse5_lshl<mode>3): Ditto.
7322 (sse5_frcz<mode>2): Ditto.
7323 (sse5s_frcz<mode>2): Ditto.
7324 (sse5_cvtph2ps): Ditto.
7325 (sse5_cvtps2ph): Ditto.
7326 (sse5_vmmaskcmp<mode>3): Ditto.
7327 (sse5_com_tf<mode>3): Ditto.
7328 (sse5_maskcmp<mode>3): Ditto.
7329 (sse5_maskcmp_uns<mode>3): Ditto.
7330 (sse5_maskcmp_uns2<mode>3): Ditto.
7331 (sse5_pcom_tf<mode>3): Ditto.
7333 * config/i386/predicates.md (sse5_comparison_float_operator):
7334 New predicate to match the comparison operators supported by
7335 the SSE5 com instruction.
7336 (ix86_comparison_int_operator): New predicate to match just the
7337 signed int comparisons.
7338 (ix86_comparison_uns_operator): New predicate to match just the
7339 unsigned int comparisons.
7341 * doc/invoke.texi (-msse5): Add documentation.
7342 (-mfused-madd): Ditto.
7344 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7346 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7348 (x86_64-*-*): Ditto.
7350 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7352 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7353 intrinisics for SSE5.
7355 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7358 * config/i386/mmintrin-common.h: New file, to contain common
7359 instructions between SSE4.1 and SSE5.
7361 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7362 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7363 (gen_regparm_prefix): Ditto.
7365 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7366 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7367 prototype_p to determine if a function is prototyped.
7369 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7371 * c-common.c (c_common_reswords) add the alignof keyword,
7372 with same RID as __alignof and __alignof__
7374 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7376 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7377 * hooks.c (hook_bool_const_int_const_int_true): New function.
7378 * target.h (struct gcc_target): Add can_eliminate field.
7379 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7380 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7381 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7382 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7383 (elim_table): Revise comment.
7384 * system.h (CAN_ELIMINATE): Poison.
7385 * defaults.h (CAN_ELIMINATE): Remove.
7386 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7388 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7389 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7391 (alpha_vms_can_eliminate): Declare as static, change return type to
7393 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7395 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7396 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7397 (arm_can_eliminate): New function.
7399 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7400 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7401 (avr_can_eliminate): Declare as static.
7402 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7404 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7405 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7406 (bfin_can_eliminate): New function.
7408 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7409 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7410 (crx_can_eliminate): New function.
7412 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7413 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7414 (fr30_can_eliminate): New function.
7416 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7417 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7418 (frv_can_eliminate): New function.
7420 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7421 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7422 (h8300_can_eliminate): New function.
7424 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7425 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7426 (i386_can_eliminate): Declare as static, change return type to bool.
7427 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7429 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7430 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7431 (ia64_can_eliminate): New function.
7433 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7434 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7435 (iq2000_can_eliminate): New function.
7437 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7438 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7439 (m32r_can_eliminate): New function.
7441 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7442 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7443 (m68hc11_can_eliminate): New function.
7445 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7446 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7447 (m68k_can_eliminate): New function.
7449 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7450 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7451 (mep_can_eliminate): New function.
7453 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7454 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7455 (mips_can_eliminate): New function.
7457 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7458 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7459 (rs6000_can_eliminate): New function.
7461 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7462 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7463 (s390_can_eliminate): Declare as static.
7464 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7466 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7467 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7468 (score_can_eliminate): New function.
7470 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7471 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7472 (sparc_can_eliminate): Declare as static.
7473 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7475 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7476 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7477 (xstormy16_can_eliminate): New function.
7479 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7480 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7481 (v850_can_eliminate): New function.
7483 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7485 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7486 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7487 (*movdfcc_ext[1234]): Disable for IEEE mode.
7489 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7491 * gimplify.c (prepare_gimple_addressable): New static function.
7492 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7494 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7495 manually fiddling with it.
7497 2009-08-25 Michael Matz <matz@suse.de>
7499 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7500 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7502 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7503 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7504 (do_jump): Split out code for simple binary comparisons into ...
7505 (do_jump_1): ... this, taking the individual operands and code.
7506 Change callers to helper function above accordingly.
7507 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7510 2009-08-25 Michael Matz <matz@suse.de>
7512 * expr.h (struct separate_ops, sepops): New type for passing
7513 around an exploded simple expression.
7514 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7515 Use this structure instead of expression tree.
7516 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7517 expression, only its type.
7518 (expand_vec_cond_expr): Take type and individual operands instead
7520 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7521 expand_vec_shift_expr): Change prototype accordingly.
7522 * tree-vect-stmts.c (vectorizable_condition): Change call of
7523 expand_vec_cond_expr_p to pass only type.
7524 * expr.c (do_store_flags): Change prototype and implementation
7525 to take an exploded expression.
7526 (expand_expr_real_1): New local ops initialized with details
7527 of the full expression. Use it instead of full
7528 expression in calls to do_store_flags, expand_vec_cond_expr,
7529 expand_widen_pattern_expr and expand_vec_shift_expr.
7531 2009-08-25 Michael Matz <matz@suse.de>
7533 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7534 treeop2 initialized with first three operands of the full expression.
7535 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7537 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7539 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7540 (__gthread_objc_condition_allocate): Mark arguments as unused.
7541 (__gthread_objc_condition_deallocate): Likewise.
7542 (__gthread_objc_condition_wait): Likewise.
7543 (__gthread_objc_condition_broadcast): Likewise.
7544 (__gthread_objc_condition_signal): Likewise.
7545 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7546 (__gthread_objc_thread_id): Likewise.
7548 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7551 * tree-pretty-print.c (print_call_name): Print the correct call name
7552 for procedure pointer components.
7554 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7556 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7557 default_promote_function_mode when not VMS.
7559 2009-08-24 Olivier Hainque <hainque@adacore.com>
7561 * convert.c (convert_to_integer): Don't assume an input pointer is
7562 POINTER_SIZE wide. Fetch from the type instead.
7564 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7566 * configure.ac (AC_PREREQ): Bump to 2.64.
7568 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7570 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7571 (process_command): Don't search standard_exec_prefix_1 and
7572 standard_exec_prefix_2.
7574 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7576 * config/arm/arm.c (output_return_instruction): Handle for
7579 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7581 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7583 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7585 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7586 (*arm_movdf_vfp): Likewise.
7588 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7590 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7591 (vashr<mode>3): Rename from ashr<mode>3.
7592 (vlshr<mode>3): Rename from lshr<mode>3.
7594 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7597 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7598 (check_format_info_main): Use scalar_identify_flag.
7599 (check_format_types): Check for scalar size identity if
7600 scalar_identify_flag is set.
7601 (printf_length_specs): Extend by new field.
7602 (asm_fprintf_length_specs): Likewise.
7603 (gcc_diag_length_specs): Likewise.
7604 (scanf_length_specs): Likewise.
7605 (strfmon_length_specs): Likewise.
7606 (gcc_gfc_length_specs): Likewise.
7607 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7608 (ms_printf_flag_specs): Likewise.
7609 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7611 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7614 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7615 (*call_value_pop_1): Ditto.
7616 (*sibcall_pop_1): New insn pattern.
7617 (*sibcall_value_pop_1): Ditto.
7619 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7622 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7625 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7628 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7629 (get_reg_use_in): New function.
7630 (forward_propagate_subreg): Propagate through subreg of zero_extend
7633 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7635 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7636 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7638 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7640 * configure.ac: Remove --with-datarootdir, --with-docdir,
7641 --with-htmldir switches. No need to call AC_SUBST for
7642 datarootdir, docdir, htmldir any more.
7643 * configure: Regenerate.
7644 * doc/install.texi (Configuration): Document --datarootdir,
7645 --docdir, --htmldir, --pdfdir; update documentation for
7646 --infodir, --mandir.
7647 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7650 * aclocal.m4: Regenerate.
7651 * config.in: Regenerate.
7652 * configure: Regenerate.
7654 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7655 Olivier Hainque <hainque@adacore.com>
7657 * config/ia64/ia64.c: Include libfuncs.h.
7658 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7659 (ia64_expand_call): Use reg 25 on VMS.
7660 (ia64_initialize_trampoline): Fix for VMS ABI.
7661 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7662 (ia64_function_arg): Initialize reg 25 on VMS.
7663 Fix OpenVMS ABI issues for varargs.
7664 For OpenVMS, emit the Argument Information register set in the
7665 incoming/sibcall case as well.
7666 (ia64_arg_type): New function.
7667 (ia64_function_arg_advance): Keep track of cum->words.
7668 Fix OpenVMS ABI issues for varargs.
7669 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7670 (ia64_override_options): Set flag_no_common on VMS.
7671 (ia64_init_builtins): Disable FWRITE builtin.
7672 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7673 (ia64_vms_init_libfuncs): Add decc$ routines.
7674 (ia64_vms_valid_pointer_mode): New function.
7675 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7676 (ia64_promote_function_mode): New function
7677 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7678 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7679 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7680 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7681 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7682 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7683 Suppress trailing '#' if VALUE is numeric.
7684 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7685 ia64_promote_function_mode.
7686 (TARGET_VALID_POINTER_MODE): Define.
7688 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7691 * config/rs6000/rs6000.c (rs6000_override_options): Use
7692 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7695 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7696 reporting of vector + decimal/boolean/complex error.
7698 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7700 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7701 __vector double TYPE_DECL.
7703 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7705 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7706 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7707 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7708 to pointer to enum machine_mode. Update all callers as needed.
7710 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7712 * config/alpha/alpha.md (exception_receiver): Emit alternative
7713 GP load sequence if flag_reorder_blocks_and_partition is set.
7714 (*exception_receiver_2): Also enable when
7715 flag_reorder_blocks_and_partition is set.
7717 2009-08-20 Matt Rice <ratmice@gmail.com>
7718 Diego Novillo <dnovillo@google.com>
7720 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7723 2009-08-20 Richard Guenther <rguenther@suse.de>
7725 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7726 * c-tree.h (c_dup_lang_specific_decl): Remove.
7727 (struct lang_decl, struct lang_type): Move definitions ...
7728 * c-lang.h: ... here. New file.
7729 * c-decl.c: Include c-lang.h.
7730 (c_dup_lang_specific_decl): Remove.
7731 * c-typeck.c: Include c-lang.h.
7732 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7733 (c-typeck.o): Likewise.
7734 * c-config-lang.in (gtfiles): Add c-lang.h.
7735 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7738 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7740 * config/alpha/alpha.c (alpha_end_function): Do not clear
7741 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7742 this is now handled in generic code.
7744 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7746 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7747 (s390_z10_fix_long_loop_prediction): New function.
7748 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7749 (s390_reorg): Walk over the INSNs and invoke
7750 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7752 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7754 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7755 "*brx_64bit", "*brx_31bit"): New patterns.
7756 * config/s390/s390.c ('E'): New output modifier.
7758 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7759 Richard Earnshaw <richard.earnshaw@arm.com>
7761 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7762 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7764 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7766 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7768 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7769 for mode mode of operand0 when doing secondary reload for SAR.
7771 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7774 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7775 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7777 2009-08-19 Jason Merrill <jason@redhat.com>
7779 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7780 supported template depth in C++0x.
7782 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7784 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7785 free_after_compilation.
7786 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7787 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7788 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7789 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7790 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7791 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7792 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7794 2009-08-19 Ian Lance Taylor <iant@google.com>
7796 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7797 of (plus (mult (neg B) C) A).
7799 2009-08-18 Michael Matz <matz@suse.de>
7801 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7802 instead of comparing TYPE_MAIN_VARIANT for equality.
7803 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7804 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7805 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7806 * gimplify.c (goa_lhs_expr_p): Ditto and use
7807 STRIP_USELESS_TYPE_CONVERSION.
7809 2009-08-18 Michael Matz <matz@suse.de>
7811 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7812 first field in a struct.
7813 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7815 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7817 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7818 locators before emit_insn is called. Remove assert that
7820 (alpha_end_function): Clear crtl->emit structure and free insn
7821 locators if cfun->is_thunk is true.
7823 2009-08-18 Jason Merrill <jason@redhat.com>
7825 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7827 * configure.ac: Test for it.
7828 * configure, config.in: Regenerate.
7829 * doc/install.texi: Document --enable-gnu-unique-object.
7831 2009-08-18 Richard Guenther <rguenther@suse.de>
7834 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7835 pow(x,y*z) only if x is nonnegative.
7837 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7839 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7843 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7844 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7846 2009-08-17 DJ Delorie <dj@redhat.com>
7848 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7849 * config/m32c/prologue.md (epilogue_freit): New.
7851 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7852 (bank_switch_p): Likewise.
7853 (fast_interrupt_p): Likewise.
7854 (interrupt_p): Likewise.
7855 (m32c_conditional_register_usage): Round memregs size up.
7856 (need_to_save): We only need to save $a0 when we use ENTER.
7857 (interrupt_p): Check for fast_interrupt too.
7858 (bank_switch_p): New.
7859 (fast_interrupt_p): New.
7860 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7861 (m32c_emit_prolog): Support bank switching and fast interrupts.
7862 * doc/extend.texi (Function Attributes): Add bank_switch and
7865 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7867 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7868 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7870 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7872 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7873 (menu): Add IA-64/VMS Options.
7874 (IA-64/VMS Options): Likewise.
7876 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7879 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7881 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7883 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7884 (mips_pop_asm_switch): Likewise.
7885 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7887 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7888 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7889 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7890 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7891 instead of set_noreorder.
7892 (mips_output_function_prologue): Use the new functions.
7893 (mips_output_function_epilogue): Likewise.
7894 (mips_need_noat_wrapper_p): New function, split out from...
7895 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7896 Use mips_push_asm_switch and mips_pop_asm_switch.
7897 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7898 and mips_pop_asm_switch.
7899 (ASM_OUTPUT_REG_POP): Likewise.
7900 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7901 Use mips_pop_asm_switch.
7902 (mips_asm_switch): New structure.
7903 (set_noreorder, set_nomacro): Replace with...
7904 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7905 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7906 instead of set_nomacro.
7907 (fix_truncsfsi2_macro): Likewise.
7908 (cprestore): Likewise.
7909 (hazard): Use mips_noreorder instead of set_noreorder.
7910 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7912 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7914 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7915 from prev_active_insn.
7917 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7919 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7920 * config/avr/avr.c (avr_override_options): Initialize
7921 avr_current_arch variable.
7922 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7923 __AVR_HAVE_16BIT_SP__ according to the device type.
7924 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7926 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7927 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7929 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7932 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7933 generating inlined subroutine die only. We shouldn't be
7934 called for anything else.
7935 (gen_block_die): Don't generate inline subroutine debug info for
7938 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7940 * graphite-poly.c (print_pbb): Print PBB index.
7942 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7945 * graphite-interchange.c (ppl_max_for_le): Moved...
7946 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7947 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7948 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7949 * graphite-ppl.h (ppl_max_for_le): Declared.
7951 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7953 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7954 supported on all platforms.
7955 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7956 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7957 * c-pragma.c: Likewise.
7958 * target-def.h (TARGET_INITIALIZER): Remove
7959 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7960 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7962 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7964 * config/ia64/fde-vms.c: New file.
7965 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7966 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7967 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7968 (uw_frame_state_for): Only register a personality routine if it is
7969 known to be compatible with our expectations.
7970 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7971 Declare unw_table_entry stack variable and
7972 mod all calls to _Unwind_FindTableEntry to add arg.
7973 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7974 (_Unwind_FindTableEntry): Add arg to prototype.
7976 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7978 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7979 field 'signal_pfs_loc'.
7980 (uw_frame_state_for): Remove duplicate code dealing with leaf
7981 procedures without unwind info.
7982 If in the frame after unwinding through a signal handler, restore
7983 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7984 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7985 'pfs_loc' to the AR.PFS location in the signal context; instead
7986 set 'signal_pfs_loc'.
7987 Manually generate the unwind info for the AR.PFS register.
7988 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7989 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7990 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7991 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7992 instead set 'signal_pfs_loc'.
7993 Remove code preventing the AR.PFS register from being restored
7994 from the signal context.
7996 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7997 Tristan Gingold <gingold@adacore.com>
7999 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8000 * config/ia64/t-vms: New file.
8001 * config/ia64/vms64.h: New file.
8002 * config/ia64/vms.h: New file.
8003 * config/ia64/vms-crtinit.asm: New file.
8004 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8005 * config/ia64/vms-unwind.h: New file.
8007 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8009 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8012 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8015 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8017 * real.h (do_mpc_arg2): ... here.
8018 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8021 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8023 * final.c (add_debug_prefix_map): Don't use GC memory for
8024 old_prefix and new_prefix.
8026 2009-08-14 Richard Guenther <rguenther@suse.de>
8028 * ipa-prop.c (compute_complex_pass_through): If we cannot
8029 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8031 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8033 * c-lex.c (c_lex_with_flags): Increase size of local variable
8034 to avoid memory clobber.
8036 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8039 * config/i386/i386.c (ix86_fp_comparison_strategy):
8040 Only enable/disable sahf at function granularity.
8042 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8044 PR rtl-optimization/41064
8045 * reload1.c (reload_as_needed): Don't call extract_insn
8046 for known invalid replacements after calling
8047 validate_replace_rtx_group and verify_changes.
8049 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8052 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8053 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8054 ix86_expand_fp_vcond.
8055 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8056 Assert that operation is supported by ix86_expand_int_vcond.
8057 (vcondu<SSEMODE124C8:mode>): Ditto.
8059 2009-08-13 DJ Delorie <dj@redhat.com>
8061 * config/i386/djgpp-stdint.h: New.
8062 * config.gcc (djgpp): Use it.
8064 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8066 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8067 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8069 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8071 * tree-ssa-loop-prefetch.c
8072 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8073 for long-stride pruning.
8074 (compute_miss_rate): New function to compute the probability
8075 that two memory references access different cache lines.
8077 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8079 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8081 2009-08-13 Richard Guenther <rguenther@suse.de>
8084 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8085 use the constant pointer type.
8086 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8087 of CV qualifiers on the target pointer type.
8088 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8089 conversion check before restrict check.
8091 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8094 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8096 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8098 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8100 2009-08-12 Richard Guenther <rguenther@suse.de>
8102 PR tree-optimization/41011
8103 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8104 and reference constructing.
8106 2009-08-12 Xinliang David Li <davidxl@google.com>
8108 PR tree-optimization/41012
8109 * tree-flow.h : New external interface.
8110 * gimple-low.c (check_call_arg): Change to public function.
8111 Remove argument mismatch check in lowering.
8112 * tree-inline.h (tree_can_inline_p): Interface change.
8113 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8115 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8116 Call change to tree_can_inline_p function.
8117 (cgraph_decide_inlining_incrementally): Ditto.
8119 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8121 PR tree-optimization/41031
8122 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8123 on the partition variable rather than promote_mode on the source
8124 type. Assert that the partition variable's type has the same
8125 mode as the source value's.
8127 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8129 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8130 for for_return == 2.
8131 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8133 * calls.c (expand_call): Fix typo.
8134 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8136 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8138 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8139 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8140 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8141 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8143 2009-08-12 Andrew Haley <aph@redhat.com>
8145 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8147 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8150 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8152 2009-08-12 Richard Guenther <rguenther@suse.de>
8154 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8155 * gimplify.c (gimplify_modify_expr): Do not use
8156 lang_hooks.types_compatible_p.
8157 * tree-ssa.c (useless_type_conversion_p): For aggregates
8158 just return false if the canonical types differ.
8160 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8163 * sese.c (convert_for_phi_arg): New.
8164 (add_guard_exit_phis): Use convert_for_phi_arg.
8166 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8168 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8169 unknown subscript upper bounds.
8171 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8172 Pranav Garg <pranav.garg2107@gmail.com>
8174 * graphite-interchange.c (gather_access_strides): Removed.
8175 (ppl_max_for_le): New.
8176 (build_linearized_memory_access): New.
8177 (memory_stride_in_loop): New.
8178 (pbb_interchange_profitable_p): Reimplemented.
8179 * graphite-ppl.h (ppl_new_id_map): New.
8180 (ppl_interchange): New.
8182 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8184 * graphite-interchange.c (compute_subscript): Removed.
8185 (compute_array_size_cstr): Removed.
8186 (compute_array_size_poly): Removed.
8187 (compute_array_size): Removed.
8188 (gather_access_strides_poly): Removed.
8189 (gather_access_strides): Empty.
8191 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8193 * graphite-dependences.c (dependence_polyhedron_1): Replace
8194 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8195 (graphite_legal_transform_dr): Same.
8196 (graphite_carried_dependence_level_k): Same.
8197 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8198 Initialize PDR_NB_SUBSCRIPTS.
8199 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8201 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8202 (PDR_NB_SUBSCRIPTS): New.
8203 (pdr_nb_subscripts): Removed.
8204 (pdr_dim): Simplified.
8205 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8206 with PDR_NB_SUBSCRIPTS.
8208 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8210 * graphite-interchange.c (compute_array_size): Remove use of
8212 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8213 Do not initialize PDR_DATA_CONTAINER.
8214 (print_pdr): Do not print PDR_DATA_CONTAINER.
8215 * graphite-poly.h (struct poly_dr): Remove data_container field.
8216 (PDR_DATA_CONTAINER): Removed.
8217 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8219 (build_poly_dr): Same.
8221 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8222 Sebastian Pop <sebastian.pop@amd.com>
8224 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8225 copy of the dependence polyhedron. Free the temporary objects.
8226 (graphite_carried_dependence_level_k): Free unused objects before
8229 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8231 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8232 Early return without analyzing the data dependences if no
8233 transform has been done. Call restore_scattering if the transform
8235 (graphite-interchange.c): Same.
8236 * graphite-poly.c (print_scattering_function): Test for
8238 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8239 (apply_poly_transforms): Do not gcc_assert that
8240 the transform is legal.
8241 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8242 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8243 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8244 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8245 * graphite-poly.h (struct poly_scattering): New.
8246 (struct poly_bb): Add original, transformed, and saved fields.
8247 Remove transformed_scattering, original_scattering,
8248 nb_local_variables and nb_scattering_transform fields.
8249 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8250 (poly_scattering_new): New.
8251 (poly_scattering_free): New.
8252 (poly_scattering_copy): New.
8253 (store_scattering_pbb): New.
8254 (store_scattering): New.
8255 (restore_scattering_pbb): New.
8256 (restore_scattering): New.
8257 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8258 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8260 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8262 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8265 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8267 * Makefile.in (graphite.o): Depends on PREDICT_H.
8268 * graphite.c: Include predict.h.
8269 (graphite_finalize): Call tree_estimate_probability.
8270 * predict.c (predict_loops): Do not call scev_initialize and
8272 (tree_estimate_probability_bb): New.
8273 (tree_estimate_probability): Do not initialize loops: move that
8274 code to the driver. Call tree_estimate_probability_bb.
8275 (tree_estimate_probability_driver): New.
8276 (pass_profile): Use tree_estimate_probability_driver.
8277 * predict.h (tree_estimate_probability): Declared.
8279 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8281 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8282 * graphite-dependences.c (graphite_legal_transform): Add time to
8283 TV_GRAPHITE_DATA_DEPS.
8284 (dependency_between_pbbs_p): Same.
8285 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8287 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8289 PR rtl-optimization/41033
8290 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8291 aliasing is disabled.
8293 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8295 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8296 si_mask_operand, and_load_operand, low_bitmask_operand,
8297 and_reg_operand, and_operand): New predicates.
8298 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8299 * config/mips/mips.c (and_operands_ok): New function.
8300 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8301 * config/mips/mips.md (move_type): Add ext_ins and logical.
8302 (type): Handle them.
8303 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8304 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8305 shift_shift. Remove commutative constraint modifier.
8306 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8308 (*clear_upper32_dext): Remove define_insn_and_split.
8309 (*clear_upper32): Turn this define_insn_and_split ...
8310 (splitter for ANDing register with 0xffff_ffff): .. into this.
8312 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8314 * combine.c (try_widen_shift_mode): Factor out code to check if an
8315 integer constant is a low-order bitmask from here ...
8316 * rtlanal.c (low_bitmask_len): ... to here.
8317 * rtl.h (low_bitmask_len): Declare.
8319 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8322 * config/alpha/alpha.md (addsi3): Remove expander.
8323 (addsi3): Rename from *addsi3_internal insn pattern.
8324 (subsi3): Remove expander.
8325 (subsi3): Rename from *subsi3_internal insn pattern.
8327 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8329 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8332 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8333 Eric Botcazou <botcazou@adacore.com>
8334 Douglas B Rupp <rupp@gnat.com>
8336 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8337 that records that fit in 64 bits are returned by immediate value,
8338 as required by OpenVMS Calling Standard.
8339 (function_value): Adjust for above modification.
8340 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8341 virtual_incoming_args_rtx as base object, not next_arg.
8342 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8344 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8346 * reload.c (find_reloads_subreg_address): Check the original
8347 req_equiv_mem address to detect the case where an address is
8348 not valid in the outer mode.
8350 2009-08-11 Richard Guenther <rguenther@suse.de>
8353 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8355 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8357 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8358 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8360 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8361 Douglas B Rupp <rupp@gnat.com>
8363 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8364 PT_STACK when frame_pointer_needed on OpenVMS.
8365 (alpha_pv_save_size, alpha_using_fp): Remove.
8366 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8367 with proper processing for PT_NULL.
8368 (alpha_vms_initial_elimination_offset): New function. Support for
8369 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8370 (alpha_sa_size): Force procedure type to PT_STACK when
8371 frame_pointer_needed on OpenVMS.
8372 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8373 (alpha_using_fp): Likewise.
8374 (alpha_vms_can_eliminate): Add prototype.
8375 (alpha_vms_initial_elimination_offset): Likewise.
8376 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8377 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8379 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8380 Douglas B Rupp <rupp@gnat.com>
8382 * config/alpha/alpha.c (common_object_handler): New function.
8383 (vms_attribute_table): Declare a single attribute "common_object".
8384 (vms_output_aligned_decl_common): New global function.
8385 (SECTION_VMS_OVERLAY): Delete.
8386 (SECTION_VMS_GLOBAL): Likewise.
8387 (SECTION_VMS_INITIALIZE): Likewise.
8388 (vms_asm_named_section): Remove support for above flags.
8389 (vms_section_type_flags): Delete.
8390 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8391 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8392 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8393 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8395 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8398 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8399 (sub_ddmmss): Likewise.
8401 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8404 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8407 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8410 * reload1.c (reload_as_needed): Use cancel_changes to completely
8411 undo a failed replacement attempt.
8413 2009-08-10 Richard Guenther <rguenther@suse.de>
8416 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8417 (useless_type_conversion_p): ... here. Require pointer targets
8420 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8423 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8424 loose the original type of the statement list.
8426 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8428 * config/alpha/alpha.c: Include libfuncs.h
8429 (avms_asm_output_extern): New function.
8430 (alpha_init_libfuncs): Init some decc libfuncs.
8431 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8432 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8433 (DO_CRTL_NAMES): Define.
8435 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8436 (LONG_TYPE_SIZE): Define.
8437 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8438 (SUBTARGET_SWITCHES): Define malloc64 switch.
8439 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8440 (MASK_RETURN_ADDR): Define.
8441 doc/invoke.texi (mmalloc64): Document switch.
8443 2009-08-09 Olivier Hainque <hainque@adacore.com>
8444 Douglas B Rupp <rupp@gnat.com>
8446 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8447 uses_condition_handler.
8448 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8449 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8450 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8451 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8452 (code_for_builtin): New insn codes for the new alpha_builtins.
8453 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8454 (alpha_sa_size): Account for uses_condition_handler.
8455 (alpha_expand_prologue): Likewise.
8456 (alpha_start_function): Likewise.
8457 (alpha_expand_epilogue): Likewise.
8458 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8459 establish/revert expanders.
8460 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8461 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8462 New expander, resorting to the alpha.c associated function.
8463 (builtin_revert_vms_condition_handler): Likewise.
8464 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8465 __gcc_shell_handler, the static VMS condition handler used as
8466 an indirection wrapper to the current dynamically established
8468 * config/alpha/vms-unwind.h: Complete rewrite.
8469 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8470 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8472 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8473 Douglas B Rupp <rupp@gnat.com>
8475 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8476 (alpha_need_linkage): Handle aliases. Return function symbol.
8477 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8478 Use ultimate alias target for the linkage name.
8479 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8480 by alpha_need_linkage for the function symbol.
8481 (setmemdi): Likewise.
8483 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8485 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8486 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8487 (ASM_WEAKEN_LABEL): Define.
8488 (CRT_CALL_STATIC_FUNCTION): Define.
8489 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8490 (ENDFILE_SPEC): Define.
8491 (INIT_SECTION_ASM_OP): Define.
8492 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8493 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8495 (MULTILIB_OSDIRNAMES): Define.
8496 (shlib_version): Define.
8497 (SHLIB_EXT): Define.
8498 (SHLIB_OBJS): Define.
8499 (SHLIB_NAME): Define.
8500 (SHLIB_MULTILIB): Define.
8501 (SHLIB_INSTALL): Define.
8502 (SHLIB_SYMVEC): Define.
8503 (SHLIB_SYMVECX2): Define.
8504 (SHLIB_LINK): Define.
8506 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8508 * config/alpha/alpha.c (alpha_initialize_trampoline):
8509 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8510 (alpha_start_function): Emit transfer address on nested functions
8511 for VMS trampoline call.
8512 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8513 since no longer used.
8514 * config/alpha/vms-tramp.asm: Remove.
8515 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8516 since now only data initialized at runtime.
8518 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8520 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8521 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8522 (MD_EXEC_PREFIX): Remove, no longer used.
8523 (MD_STARTFILE_PREFIX): Likewise.
8524 (INCLUDE_DEFAULTS): Likewise.
8525 * config/alpha/t-vms:
8526 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8528 2009-08-09 Richard Guenther <rguenther@suse.de>
8530 PR tree-optimization/41016
8531 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8532 (operand_precision): Remove.
8533 (integral_operand_p): Likewise.
8534 (recognize_single_bit_test): Adjust.
8536 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8538 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8539 operation overflows. Likewise non-cast unary arithmetic.
8540 If one arm of a conditional expression is always taken,
8541 inhibit evaluation warnings for the other arm. Likewise inhibit
8542 evaluation warnings for the second && or || operand if the first
8543 operand is enough to determine the result.
8544 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8546 (build_binary_op): Prevent duplicate evaluation warnings.
8548 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8550 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8551 and destination have different modes, Use promote_mode to
8552 determine the signedness of the conversion. Assert that the
8553 promoted source mode matches the destination mode. Don't pass
8554 the destination and destination mode to expand_expr if the source
8555 mode is different. Simplify conversion logic.
8557 2009-08-09 Ira Rosen <irar@il.ibm.com>
8559 PR tree-optimization/41008
8560 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8561 from condition only in case it's a comparison. Adjust checks.
8563 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8565 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8566 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8567 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8568 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8569 (dump_cand): Handle them.
8570 (struct iv_cand): New members COST_STEP and AINC_USE.
8571 (stmt_after_increment): Likewise.
8572 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8573 callers changed. Use gimple_uid comparison instead of scanning.
8574 (add_candidate_1): When looking for identical candidates, take
8575 AINC_USE into account. Set it for new candidates.
8576 (force_expr_to_var_cost): Cast target_spill_cost to int.
8577 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8578 All callers changed. Check for availability of autoinc addressing
8579 modes, both in general for a given mode, and in the specific use case.
8580 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8582 (get_computation_cost): Likewise.
8583 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8584 add_autoinc_candidates): New static functions.
8585 (add_candidate): Call add_autoinc_candidates for candidates based on
8587 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8588 (determine_use_iv_cost_address): If we have an autoinc candidate at
8589 the matching use, verify autoinc is possible and subtract the cost
8590 of the candidate's step from the cost.
8591 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8592 member of the candidate.
8593 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8594 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8596 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8598 * config.build (ia64-hp-*vms*): New target.
8599 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8601 * config.gcc (ia64-hp-*vms*): New target.
8602 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8604 * config.host (ia64-hp-*vms*): New target.
8605 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8608 2009-08-08 Richard Guenther <rguenther@suse.de>
8610 PR tree-optimization/40991
8611 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8613 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8615 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8616 mode check. Do truncations in an integer mode.
8617 (force_to_mode): Handle subregs for all mode types. Only do
8618 arithmetic simplifications on integer modes.
8620 2009-08-07 Richard Guenther <rguenther@suse.de>
8622 PR tree-optimization/40999
8623 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8624 (maybe_fold_reference): Lookup constant initializers.
8625 (fold_gimple_assign): Likewise.
8627 2009-08-07 Richard Guenther <rguenther@suse.de>
8629 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8630 that require structural equality defer to the langhook.
8632 2009-08-07 Martin Jambor <mjambor@suse.cz>
8634 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8636 (struct ipa_pass_through_data): New type.
8637 (struct ipa_ancestor_jf_data): New type.
8638 (union jump_func_value): Removed field formal_id, added fields
8639 pass_through and ancestor.
8640 (struct ipa_param_call_note): Changed type of formal_id to int from
8642 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8643 operations jump functions and ancestor jump functions.
8644 (compute_complex_pass_through): New function.
8645 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8646 reflect changes in the jump function strucutre.
8647 (update_jump_functions_after_inlining): Ignore complex pass-through
8648 and ancestor jump functions.
8649 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8650 polynomial pass-through with operation jump functions.
8652 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8654 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8655 fde->dw_fde_begin as begin label instead of hot/cold label.
8656 Use LLSDAC label instead of LLSDA for second section lsda.
8657 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8658 label instead of LLSDA if it is true.
8659 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8661 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8662 SECTION argument. Use it as index into crtl->eh.call_site_record
8664 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8665 use it to determine how to print table entries instead of using
8666 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8667 label instead of normal begin label as base.
8668 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8669 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8670 ensure no EH range spans between sections and that landing pads
8671 are always in the corresponding section.
8672 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8673 for crtl->eh.call_site_record being an array rather than scalar.
8674 (output_one_function_exception_table): New function, copied
8675 from output_function_exception_table. Adjust
8676 dw2_size_of_call_site_table, dw2_output_call_site_table
8677 callers. For SECOND section use *C suffixed labels.
8678 (output_function_exception_table): Call
8679 output_one_function_exception_table and, when doing hot/cold
8680 partitioning, also another time for the second section.
8681 * opts.c: Include except.h.
8682 (decode_options): Allow -freorder-blocks-and-partition with
8683 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8684 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8685 * function.h (struct rtl_eh): Change call_site_record from
8686 scalar into array of 2 elements.
8688 2009-08-07 Martin Jambor <mjambor@suse.cz>
8690 * ipa-prop.c (count_formal_params_1): New function.
8691 (ipa_get_vector_of_formal_parms): New function.
8692 (get_vector_of_formal_parm_types): New function.
8693 (ipa_modify_formal_parameters): New function.
8694 (ipa_modify_call_arguments): New function.
8695 (index_in_adjustments_multiple_times_p): New function.
8696 (ipa_combine_adjustments): New function.
8697 (ipa_dump_param_adjustments): New function.
8698 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8699 (ipa_get_vector_of_formal_parms): Declare.
8700 (ipa_modify_formal_parameters): Declare.
8701 (ipa_modify_call_arguments): Declare.
8702 (ipa_combine_adjustments): Declare.
8703 (ipa_dump_param_adjustments): Declare.
8704 (build_ref_for_offset): Declare.
8705 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8706 * tree-sra.c: Include ipa-prop.c.
8707 (build_ref_for_offset): Make public.
8709 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8711 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8713 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8715 * gcc/doc/extend.texi (__builtin_extract_return_address)
8716 (__builtin_frob_return_address): Document.
8718 2009-08-06 Paul Brook <paul@codesourcery.com>
8720 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8721 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8722 implementation on ARMv6-M.
8724 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8726 * doc/extend.texi (pcs): Document new attribute for ARM.
8728 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8730 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8733 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8735 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8738 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8740 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8742 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8744 Merge ARM/hard_vfp_branch to trunk.
8746 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8748 * arm.c (libcall_eq): New function.
8749 (libcall_hash): New function.
8750 (add_libcall): New function.
8751 (arm_libcall_uses_aapcs_base): New function.
8752 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8753 libcalls using the base PCS.
8754 (arm_init_cumulative_args): Likewise.
8756 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8758 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8759 Use base ABI for conversion libfuncs between HFmode and SFmode.
8761 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8763 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8764 V4SImode as representatives of all 64-bit and 128-bit vector
8765 types. Allow vector types without vector modes.
8766 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8767 without vector modes like BLKmode.
8768 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8769 BLKmode. Avoid unsupported vector modes or TImode moves for
8771 (aapcs_vfp_allocate_return_reg): Likewise.
8772 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8773 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8775 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8777 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8778 (arm_get_pcs_model): Pass attribute arguments to
8779 arm_pcs_from_attribute.
8780 (arm_init_cumulative_args): Use base AAPCS for conversions from
8781 floating-point types to DImode.
8782 (arm_attribute_table): Add pcs attribute.
8783 (arm_handle_pcs_attribute): New.
8784 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8785 conversions from floating-point types to DImode, also declare them
8786 to use base AAPCS and declare functions they call to use base
8787 AAPCS and their RTABI names.
8789 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8791 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8792 -mfloat-abi=hard not being supported for VFP.
8794 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8796 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8797 SYMBOL_REF to hard_libcall_value.
8799 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8800 Richard Earnshaw <rearnsha@arm.com>
8802 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8803 has been put on the stack, all remaining co-processory arguments for
8804 that co-processor also go on the stack.
8806 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8808 * config/arm/arm.c (arm_return_in_memory): Handle returning
8809 vectors of suitable size in registers also for AAPCS case.
8811 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8813 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8815 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8817 ARM Hard-VFP calling convention
8818 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8819 * target.h (gcc_target): Add libcall_value to table of call hooks.
8820 * targhooks.h (default_libcall_value): Default implementation.
8821 * targhooks.c (default_libcall_value): Likewise.
8822 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8823 * optabs.c (expand_unop): Use it.
8824 * expr.h (hard_libcall_value): Pass the function RTX through.
8825 * calls.c (emit_library_call_value_1): Update call to
8827 * explow.c (hard_libcall_value): Use new target hook.
8828 * testsuite/lib/target-supports.exp
8829 (check_effective_target_arm_hard_vfp_ok): New hook.
8830 (check_effective_target_arm_neon_ok): Improve test for neon
8832 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8833 * config/arm/arm.c: Include cgraph.h
8834 (TARGET_FUNCTION_VALUE): Override default hook.
8835 (arm_pcs_default): New variable.
8836 (arm_override_options): Don't fault hard calling convention with VFP.
8837 Add support for AAPCS variants.
8838 (arm_function_value): Make static. Handle AAPCS variants.
8839 (arm_libcall_value): New function.
8840 (arm_apply_result_size): Handle VFP registers in results.
8841 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8843 (pcs_attribute_args): New variable.
8844 (arm_pcs_from_attribute): New function.
8845 (arm_get_pcs_model): New function.
8846 (aapcs_vfp_cum_init): New function.
8847 (aapcs_vfp_sub_candidate): New function.
8848 (aapcs_vfp_is_return_candidate): New function.
8849 (aapcs_vfp_is_call_candidate): New function.
8850 (aapcs_vfp_allocate): New function.
8851 (aapcs_vfp_allocate_return_reg): New function.
8852 (aapcs_vfp_advance): New function.
8853 (aapcs_cp_arg_layout): New variable.
8854 (aapcs_select_call_coproc): New function.
8855 (aapcs_select_return_coproc): New function.
8856 (aapcs_allocate_return_reg): New function.
8857 (aapcs_libcall_value): New function.
8858 (aapcs_layout_arg): New function.
8859 (arm_init_cumulative_args): Initialize AAPCS args data.
8860 (arm_function_arg): Handle AAPCS variants using new interface.
8861 (arm_arg_parital_bytes): Likewise.
8862 (arm_function_arg_advance): New function.
8863 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8864 calling conventions.
8865 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8866 * arm.h (NUM_VFP_ARG_REGS): Define.
8867 (LIBCALL_VALUE): Update.
8868 (FUNCTION_VALUE): Delete.
8869 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8870 (arm_pcs): New enum.
8871 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8872 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8873 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8874 * arm-protos.h (arm_function_arg_advance): Add.
8875 (aapcs_libcall_value): Add.
8876 (arm_function_value): Delete.
8878 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8879 H.J. Lu <hongjiu.lu@intel.com>
8882 * config/i386/i386.c (standard_sse_mode_p): Remove.
8883 (standard_sse_constant_p): Return 2 for integer mode
8884 vector_all_ones_operand when SSE2 is enabled.
8885 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8886 (ix86_expand_vector_move): Do not check for negative values from
8887 standard_sse_constant_p.
8889 2009-08-06 Richard Guenther <rguenther@suse.de>
8891 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8892 array type comparisons frontend independent.
8893 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8894 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8895 out array reference lower bound and element size operands.
8896 (ao_ref_init_from_vn_reference): Properly compute the offset
8897 for ARRAY_RANGE_REF.
8898 (vn_reference_fold_indirect): Fill out array reference lower
8899 bound and element size operands.
8900 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8901 a non gimple valued reference operand which can happen for
8902 array reference lower bound or element size.
8903 (create_component_ref_by_pieces_1): Properly generate the
8904 element size operand for array references.
8906 2009-08-06 Richard Guenther <rguenther@suse.de>
8908 PR tree-optimization/40964
8909 * tree.c (iterative_hash_host_wide_int): Export.
8910 * tree.h (iterative_hash_host_wide_int): Declare.
8911 * tree-ssa-structalias.c (heapvar_map): New struct.
8912 (heapvar_map_eq): New function.
8913 (heapvar_map_hash): Likewise.
8914 (heapvar_lookup): Adjust.
8915 (heapvar_insert): Likewise.
8916 (make_constraint_from_heapvar): Allow multiple heap variables
8917 per decl at different offsets.
8918 (init_alias_heapvars): Adjust.
8920 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8922 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8923 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8924 trailing sync if TARGET_SYNC_AFTER_SC.
8926 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8928 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8929 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8930 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8931 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8932 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8933 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8934 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8935 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8936 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8937 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8938 the prototype declaration match the definition.
8939 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8940 instructions explicitly. Add barrier_before and operands
8942 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8943 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8944 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8945 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8946 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8947 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8949 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8951 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8953 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8954 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8957 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8960 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8962 PR rtl-optimization/40924
8963 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8964 make sure canon_rtx (mem_address) isn't simpler than
8965 canon_rtx (expanded_mem_address).
8967 2009-08-05 Li Feng <nemokingdom@gmail.com>
8969 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8971 (build_scop_drs): Build alias set for each SCoP.
8973 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8975 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8976 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8977 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8978 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8979 (BASE_DRIVER_SELF_SPECS): Likewise.
8981 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8983 * tree-ssa-alias.c: Fix some comment typos.
8985 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8987 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8988 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8990 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8993 * simplify-rtx.c (simplify_binary_operation_1): Disable
8994 simplifications for decimal float operations.
8996 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8999 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9000 operand of INDIRECT_REF.
9002 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9004 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9005 constants referencing TLS symbols.
9007 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9009 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9010 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9012 2009-08-03 Richard Guenther <rguenther@suse.de>
9014 * tree.c (make_vector_type): Build a main variant first,
9015 get the canonical one and then build the variant.
9016 * tree-ssa.c (useless_type_conversion_p_1): Handle
9018 (useless_type_conversion_p): Conversions to pointers to
9019 incomplete record types are useless.
9021 2009-08-03 Richard Guenther <rguenther@suse.de>
9023 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9024 file will be created.
9025 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9026 * toplev.c (compile_file): Adjust comment.
9028 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9030 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9031 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9032 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9033 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9034 (sh_promote_function_mode): Fix typo.
9036 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9038 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9040 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9042 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9043 declaration arguments.
9045 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9047 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9048 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9049 (ix86_split_ashl): Ditto.
9050 (ix86_expand_vector_init_one_nonzero): Ditto.
9051 (ix86_expand_vector_set): Ditto.
9052 (ix86_expand_reduc_v4sf): Ditto.
9054 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9056 * explow.c (promote_function_mode): Remove assert.
9057 * config/sh/sh.c (sh_promote_function_mode): Declare.
9059 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9061 * config/pa/pa.c (pa_promote_function_mode): Declare.
9062 Change to static. Fix promote_mode call.
9064 * gthr-dce.h (CONST_CAST2): Define if not defined.
9065 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9067 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9069 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9071 * expr.c (store_constructor): Use promote_decl_mode. Remove
9072 now write-only variable unsignedp.
9073 (expand_expr_real_1): Use promote_decl_mode.
9074 * expr.h (promote_function_mode, promote_decl_mode): New.
9075 (promote_mode): Remove last argument.
9076 * function.c (assign_temp): Drop last argument of promote_mode.
9077 (assign_parm_find_data_types): Use promote_function_mode.
9078 (assign_parm_setup_reg): Likewise.
9079 (expand_function_end): Use promote_function_mode.
9080 * calls.c (initialize_argument_information): Use promote_function_mode.
9081 (precompute_arguments): Use promote_mode instead of checking if
9082 only PROMOTE_FUNCTION_MODE is defined.
9083 (expand_call): When making sibcall decisions, use promote_function_mode.
9084 Below, remove an if for targetm.calls.promote_function_return and
9085 and use promote_function_mode.
9086 (emit_library_call_value_1): Use promote_function_mode, fix bug
9087 where promote_mode was passed FOR_CALL == 0 for a return value in an
9089 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9090 * explow.c (promote_function_mode, promote_decl_mode): New.
9091 (promote_mode): Keep only the FOR_CALL == 0 case.
9092 * combine.c (setup_incoming_promotion): Remove test of
9093 promote_function_args. Use promote_function_mode.
9094 * stmt.c (expand_value_return): Use promote_decl_mode.
9095 (expand_decl): Use promote_decl_mode.
9097 * expr.c (store_constructor): Use promote_decl_mode. Remove
9098 now write-only variable unsignedp.
9099 (expand_expr_real_1): Use promote_decl_mode.
9100 * expr.h (promote_function_mode, promote_decl_mode): New.
9101 (promote_mode): Remove last argument.
9102 * function.c (assign_temp): Drop last argument of promote_mode.
9103 (assign_parm_find_data_types): Use promote_function_mode.
9104 (assign_parm_setup_reg): Likewise.
9105 (expand_function_end): Use promote_function_mode.
9106 * calls.c (initialize_argument_information): Use promote_function_mode.
9107 (precompute_arguments): Use promote_mode instead of checking if
9108 only PROMOTE_FUNCTION_MODE is defined.
9109 (expand_call): When making sibcall decisions, use promote_function_mode.
9110 Below, remove an if for targetm.calls.promote_function_return and
9111 and use promote_function_mode.
9112 (emit_library_call_value_1): Use promote_function_mode, fix bug
9113 where promote_mode was passed FOR_CALL == 0 for a return value in an
9115 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9116 * explow.c (promote_function_mode, promote_decl_mode): New.
9117 (promote_mode): Keep only the FOR_CALL == 0 case.
9118 * combine.c (setup_incoming_promotion): Remove test of
9119 promote_function_args. Use promote_function_mode.
9120 * stmt.c (expand_value_return): Use promote_decl_mode.
9121 (expand_decl): Use promote_decl_mode.
9123 * explow.c (promote_function_mode): Just call the target hook.
9124 * targhooks.c (default_promote_function_mode,
9125 default_promote_function_mode_always_promote): New.
9126 * targhooks.h (default_promote_function_mode,
9127 default_promote_function_mode_always_promote): Declare.
9128 * target.h (promote_function_args, promote_function_return): Remove.
9129 (promote_function_mode): New.
9130 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9131 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9132 (TARGET_PROMOTE_FUNCTION_MODE): New.
9133 (TARGET_CALLS): Adjust.
9134 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9135 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9137 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9138 * config/s390/s390.c (s390_promote_function_mode): ... here,
9139 with pointer handling.
9140 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9141 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9143 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9144 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9145 with pointer handling.
9146 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9147 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9149 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9150 * config/sh/sh.c (sh_promote_function_mode): New.
9151 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9152 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9154 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9155 * config/cris/cris.c (cris_promote_function_mode): ... here.
9156 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9157 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9159 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9160 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9161 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9162 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9164 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9165 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9166 complex type handling.
9167 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9168 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9170 * config/pa/pa.c (pa_promote_function_mode): New.
9171 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9172 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9174 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9175 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9176 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9177 * config/xtensa/xtensa.c: Likewise.
9178 * config/stormy16/stormy16.c: Likewise.
9179 * config/iq2000/iq2000.c: Likewise.
9180 * config/rs6000/rs6000.c: Likewise.
9181 * config/picochip/picochip.c: Likewise.
9182 * config/arc/arc.c: Likewise.
9183 * config/mcore/mcore.c: Likewise.
9184 * config/score/score.c: Likewise.
9185 * config/mips/mips.c: Likewise.
9186 * config/bfin/bfin.c: Likewise.
9187 * config/ia64/ia64.c: Likewise (disabled though).
9189 * config/frv/frv.h: Remove pointless remark.
9191 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9192 TARGET_PROMOTE_FUNCTION_ARGS,
9193 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9194 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9196 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9198 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9199 -floop-parallelize-all.
9200 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9201 flag_loop_parallelize_all.
9202 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9203 * graphite.c (graphite_transform_loops): Same.
9205 * graphite-poly.c (apply_poly_transforms): Same.
9207 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9209 PR tree-optimization/40914
9210 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9211 if set, then check the delta field of the PMF record.
9212 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9213 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9214 call is stored in the delta.
9216 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9218 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9220 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9222 * config/i386/bsd.h (ASM_BYTE): New define.
9223 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9224 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9225 .byte. Use fputs or putc instead of fprintf where appropriate.
9226 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9227 fputs or putc instead of fprintf where appropriate.
9228 * config/i386/i386elf.h: Ditto.
9229 * config/i386/sysv4.h: Ditto.
9231 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9232 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9233 (*tls_global_dynamic_64): Ditto.
9235 2009-07-31 Christian Bruel <christian.bruel@st.com>
9237 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9239 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9241 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9242 Remove dead code for MINUS.
9244 2009-07-31 Anthony Green <green@moxielogic.com>
9246 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9248 (moxie_expand_epilogue): Ditto for epilogue.
9249 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9251 (moxie_function_arg): Ditto.
9252 (moxie_pass_by_reference): Ditto.
9253 (moxie_arg_partial_bytes): Ditto.
9254 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9255 (FUNCTION_ARG_ADVANCE) Ditto.
9256 (REG_PARM_STACK_SPACE) Ditto.
9257 (FUNCTION_ARG_REGNO_P) Dito.
9259 * config.gcc: Add moxie linux config support.
9260 * gcc/config/moxie/uclinux.h: New file.
9262 2009-07-31 DJ Delorie <dj@redhat.com>
9264 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9265 (UNSPECV_SP_SWITCH_E): New.
9266 (sp_switch_1): Change to an unspec.
9267 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9269 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9270 reference the new stack's address
9272 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9274 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9275 graphite-clast-to-gimple.o, graphite-dependences.o,
9276 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9277 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9278 (graphite-blocking.o,
9279 graphite-clast-to-gimple.o, graphite-dependences.o,
9280 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9281 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9282 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9283 * cfgloop.h (struct loop): Add can_be_parallel field.
9284 * common.opt (fgraphite-identity): Moved up.
9285 (fgraphite-force-parallel): New flag.
9286 * graphite.c: Rewrite.
9287 * graphite.h: Rewrite.
9288 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9290 * toplev.c (graphite_out_file): New file descriptor.
9291 (graphite_in_file): New.
9292 (process_options): flag_graphite_force_parallel cannot be used without
9294 * tree-ssa-loop.c: Include toplev.h.
9295 (gate_graphite_transforms): Enable flag_graphite for
9296 flag_graphite_force_parallel.
9298 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9300 * ChangeLog.graphite: New.
9301 * graphite-blocking.c: New.
9302 * graphite-clast-to-gimple.c: New.
9303 * graphite-clast-to-gimple.h: New.
9304 * graphite-dependences.c: New.
9305 * graphite-dependences.h: New.
9306 * graphite-interchange.c: New.
9307 * graphite-poly.c: New.
9308 * graphite-poly.h: New.
9309 * graphite-ppl.c: New.
9310 * graphite-ppl.h: New.
9311 * graphite-scop-detection.c: New.
9312 * graphite-scop-detection.h: New.
9313 * graphite-sese-to-poly.c: New.
9314 * graphite-sese-to-poly.h: New.
9318 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9320 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9321 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9323 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9325 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9326 (scev_is_linear_expression): Return false if the evolution is not
9327 affine multivariate.
9329 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9331 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9332 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9334 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9336 * tree-data-ref.c (debug_data_references): New.
9337 (debug_data_reference): New.
9338 * tree-data-ref.h (debug_data_references): Declared.
9339 (debug_data_reference): Declared.
9341 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9343 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9344 * tree-data-ref.h (scop_p): Removed.
9345 (struct data_reference): Remove field scop.
9347 (stmt_simple_memref_p): Removed.
9349 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9351 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9352 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9355 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9357 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9361 * doc/invoke.texi (-fgraphite-identity): Documented.
9363 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9365 * tree-scalar-evolution.c: Fix comment.
9366 (instantiate_scev_1): Return unknow from scev instantiation if the
9367 result is not above instantiate_below.
9369 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9371 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9372 static anymore. Instantiate the symbols that may have been introduced
9374 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9377 2009-07-30 DJ Delorie <dj@redhat.com>
9379 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9380 .vliw directive to VLIW sections.
9382 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9384 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9386 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9387 (AUTOHEADER): New variable.
9388 ($(srcdir)/cstamp-h.in): Use it.
9390 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9391 Pat Haugen <pthaugen@us.ibm.com>
9392 Revital Eres <ERES@il.ibm.com>
9394 * config/rs6000/vector.md (VEC_F): Add VSX support.
9398 (vector_load_<mode>): Ditto.
9399 (vector_store_<mode>): Ditto.
9400 (vector GPR move split): Ditto.
9401 (vec_reload_and_plus_<mptrsize>): Ditto.
9402 (vec_reload_and_reg_<mptrsize>): Ditto.
9403 (add<mode>3): Ditto.
9404 (sub<mode>3): Ditto.
9405 (mul<mode>3): Ditto.
9406 (neg<mode>2): Ditto.
9407 (abs<mode>2): Ditto.
9408 (smin<mode>3): Ditto.
9409 (smax<mode>3): Ditto.
9410 (vector_eq<mode>): Ditto.
9411 (vector_gt<mode>): Ditto.
9412 (vector_ge<mode>): Ditto.
9413 (vector_gtu<mode>): Ditto.
9414 (vector_select_<mode>_uns): Ditto.
9415 (vector_eq_<mode>_p): Ditto.
9416 (vector_gt_<mode>_p): Ditto.
9417 (vector_ge_<mode>_p): Ditto.
9418 (vector_gtu_<mode>_p): Ditto.
9419 (cr6_test_for_zero): Ditto.
9420 (cr6_test_for_zero_reverse): Ditto.
9421 (cr6_test_for_lt): Ditto.
9422 (cr6_test_for_lt_reverse): Ditto.
9423 (xor<mode>3): Ditto.
9424 (ior<mode>3): Ditto.
9425 (and<mode>3): Ditto.
9426 (one_cmpl<mode>2): Ditto.
9427 (nor<mode>2): Ditto.
9428 (andc<mode>2): Ditto.
9429 (float<VEC_int<mode>2): Ditto.
9430 (unsigned_float<VEC_int><mode>2): Ditto.
9431 (fix_trunc<mode><VEC_int>2): Ditto.
9432 (fixuns_trunc<mode><VEC_int>2): Ditto.
9434 (vec_set<mode>): Ditto.
9435 (vec_extract<mode>): Ditto.
9436 (vec_interleave_highv4sf): Ditto.
9437 (vec_interleave_lowv4sf): Ditto.
9438 (vec_realign_load_<mode>): Ditto.
9439 (vec_shl_<mode>): Ditto.
9440 (vec_shr_<mode>): Ditto.
9441 (div<mode>3): New patterns for VSX.
9442 (vec_interleave_highv2df): Ditto.
9443 (vec_interleave_lowv2df): Ditto.
9444 (vec_pack_trunc_v2df): Ditto.
9445 (vec_pack_sfix_trunc_v2df): Ditto.
9446 (vec_pack_ufix_trunc_v2df): Ditto.
9447 (vec_unpacks_hi_v4sf): Ditto.
9448 (vec_unpacks_lo_v4sf): Ditto.
9449 (vec_unpacks_float_hi_v4si): Ditto.
9450 (vec_unpacks_float_lo_v4si): Ditto.
9451 (vec_unpacku_float_hi_v4si): Ditto.
9452 (vec_unpacku_float_lo_v4si): Ditto.
9453 (movmisalign<mode>): Ditto.
9454 (vector_ceil<mode>2): New patterns for vectorizing math library.
9455 (vector_floor<mode>2): Ditto.
9456 (vector_btrunc<mode>2): Ditto.
9457 (vector_copysign<mode>3): Ditto.
9459 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9460 predicate for setting the high bit in each word, used for copysign.
9462 * config/rs6000/ppc-asm.h (f19): Whitespace.
9463 (f32-f63): Define if VSX.
9464 (v0-v31): Define if Altivec.
9465 (vs0-vs63): Define if VSX.
9467 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9469 * config/rs6000/power7.md: New file, provide tuning parameters for
9472 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9473 (rs6000_cpu_cpp_builtins): Ditto.
9474 (altivec_overloaded_builtins): Ditto.
9475 (altivec_resolve_overloaded_builtin): Ditto.
9477 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9478 debug switch to disable vectorizing simple math builtin
9481 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9482 Vectorize simple math builtin functions.
9483 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9484 hook to vectorize math builtins.
9485 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9486 (rs6000_builtin_conversion): Add VSX/power7 support.
9487 (rs6000_builtin_vec_perm): Ditto.
9488 (vsplits_constant): Add support for loading up a vector constant
9489 with just the high bit set in each part.
9490 (rs6000_expand_vector_init): Add VSX/power7 support.
9491 (rs6000_expand_vector_set): Ditto.
9492 (rs6000_expand_vector_extract): Ditto.
9493 (rs6000_emit_move): Ditto.
9494 (bdesc_3arg): Ditto.
9495 (bdesc_2arg): Ditto.
9496 (bdesc_1arg): Ditto.
9497 (rs6000_expand_ternop_builtin): Ditto.
9498 (altivec_expand_builtin): Ditto.
9499 (rs6000_expand_unop_builtin): Ditto.
9500 (rs6000_init_builtins): Ditto.
9501 (altivec_init_builtins): Ditto.
9502 (builtin_function_type): Ditto.
9503 (rs6000_common_init_builtins): Ditto.
9504 (rs6000_handle_altivec_attribute); Ditto.
9505 (rs6000_mangle_type): Ditto.
9506 (rs6000_vector_mode_supported_p): Ditto.
9507 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9510 * config/rs6000/vsx.md: New file for VSX support.
9512 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9513 identifing values with just the most significant bit set.
9514 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9515 vectorized builtins.
9517 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9518 (UNSPEC_VRFIM): Delete.
9519 (splitter for loading up vector with most significant bit): New
9520 splitter for vectorizing copysign.
9521 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9522 vectorizing simple math functions.
9523 (altivec_vrfip): Add support for vectorizing simple math functions.
9524 (altivec_vrfim): Ditto.
9525 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9527 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9528 (power7.md, vsx.md): Include for power7 support.
9529 (copysigndf3): Use VSX instructions if -mvsx.
9530 (negdf2_fpr): Ditto.
9531 (absdf2_fpr): Ditto.
9532 (nabsdf2_fpr): Ditto.
9533 (adddf3_fpr): Ditto.
9534 (subdf3_fpr): Ditto.
9535 (muldf3_fpr): Ditto.
9536 (divdf3_fpr): Ditto.
9537 (fix_truncdfdi2_fpr): Ditto.
9538 (cmpdf_internal1): Ditto.
9539 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9540 (btruncdf2, btruncdf2_fpr): Ditto.
9541 (ceildf2, ceildf2_fpr): Ditto.
9542 (floordf2, floordf2_fpr): Ditto.
9543 (floatdidf2, floatdidf2_fpr): Ditto.
9544 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9545 (fmsubdf4_fpr): Ditto.
9546 (fnmadddf4_fpr_1): Ditto.
9547 (fnmadddf4_fpr_2): Ditto.
9548 (fnmsubdf4_fpr_1): Ditto.
9549 (fnmsubdf4_fpr_2): Ditto.
9550 (fixuns_truncdfdi2): Add expander for VSX support.
9551 (fix_truncdfdi2): Ditto.
9552 (fix_truncdfsi2): Ditto.
9554 (btruncsf2): Whitespace.
9555 (movdf_hardfloat32): Add support for VSX registers.
9556 (movdf_softfloat32): Ditto.
9557 (movdf_hardfloat64): Ditto.
9558 (movdf_hardfloat64_mfpgpr): Ditto.
9559 (movdf_softfloat64): Ditto.
9560 (movti splitters): Add check for vector registers supporting
9561 TImode in the future.
9562 (bpermd): Add power7 bpermd instruction.
9564 * config/rs6000/altivec.h (vec_div): Define if VSX.
9568 (vec_nearbyint): Ditto.
9571 (all predicates): Use the generic builtin function, and not the V4SF
9572 specific function so that the predicates will work with VSX's V2DF.
9576 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9577 Document new VSX functions and types.
9579 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9582 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9583 "wa", and "j" constraints. Modify "v" to talk about Altivec
9584 instead of just vector.
9586 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9589 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9590 location for phi arguments.
9591 (rewrite_update_phi_arguments): Find locations for reaching defs.
9592 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9593 Add location to add_phi_arg calls.
9594 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9595 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9596 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9597 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9598 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9599 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9600 * tree-phinodes.c (make_phi_node): Initialize location.
9601 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9602 (add_phi_arg): Add location parameter.
9603 (remove_phi_arg_num): Move location when moving phi argument.
9604 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9606 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9607 slpeel_update_phi_nodes_for_guard1,
9608 slpeel_update_phi_nodes_for_guard2,
9609 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9610 vect_loop_versioning): Set locations.
9611 * tree-parloops.c (create_phi_for_local_result,
9612 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9613 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9614 * tree-vect-loop.c (get_initial_def_for_induction,
9615 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9617 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9618 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9619 (gimple_phi_arg_set_location): New. Set locus.
9620 (gimple_phi_arg_has_location): New. Check for locus.
9621 (redirect_edge_var_map_location): New. Return locus from var_map.
9622 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9623 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9624 combining PHI arguments.
9625 (cond_store_replacement): Set location.
9626 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9627 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9628 scop_add_exit_phis_edge): Add locations.
9629 * tree-cfgcleanup.c (remove_forwarder_block,
9630 remove_forwarder_block_with_phi): Add locations.
9631 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9632 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9634 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9635 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9636 flush_pending_stmts): Add source location.
9637 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9638 stack to preserve locations.
9639 * tree-vect-stmts.c (vectorizable_load): Add location.
9640 * tree-inline.c (copy_phis_for_bb): Copy locus.
9641 (setup_one_parameter): Add call locus to inlined parameter stmts.
9642 (initialize_inlined_parameters): Pass in call location as parameter
9644 (tree_function_versioning): Pass location to setup_one_parameter.
9645 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9646 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9647 copy and edge lists.
9648 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9649 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9650 locus parameter and override the stmt default if provided.
9651 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9652 elim_graph_add_edge, elim_graph_remove_succ_edge,
9653 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9654 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9655 eliminate_phi): Add locus info in elimination graph for each edge and
9657 (insert_backedge_copies): Copy locus if present.
9658 * tree-flow.h (struct _edge_var_map): Add locus field.
9659 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9660 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9661 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9663 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9665 2009-07-30 Martin Jambor <mjambor@suse.cz>
9667 PR tree-optimization/40570
9668 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9671 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9673 * ssa-loop-manip.c: Include langhooks.h.
9674 (rewrite_phi_with_iv): New.
9675 (rewrite_all_phi_nodes_with_iv): New.
9676 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9677 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9678 * tree-parloops.c (loop_parallel_p): Move out all conditions
9679 except dependency check.
9680 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9681 (gen_parallel_loop): Call canonicalize_loop_ivs without
9682 reduction_list argument.
9683 (build_new_reduction): New.
9684 (gather_scalar_reductions): New.
9685 (try_get_loop_niter): New.
9686 (try_create_reduction_list): New.
9687 (parallleize_loops): Change the parallel conditions check.
9688 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9689 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9691 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9693 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9695 * doc/options.texi (Option properties): Mention new quoting syntax.
9697 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9699 * config/alpha/alpha.c (alpha_start_function):
9700 Handle VMS_DEBUG_MAIN_POINTER
9701 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9702 * doc/invoke.texi: Document -mdebug-main switch.
9704 2009-07-29 Richard Henderson <rth@redhat.com>
9706 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9707 (cgraph_create_edge_including_clones): Likewise.
9708 * tree-inline.c (copy_bb): Operate on the correct edges
9709 when updating the callgraph.
9711 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9713 * config/alpha/vms-cc.c: Deleted.
9714 * config/alpha/vms-ld.c: Deleted.
9715 * config/alpha/t-vms64: Moved to config/vms
9716 * config/alpha/vms-crt0-64.c: Moved to config/vms
9717 * config/alpha/vms-crt0.c: Moved to config/vms
9718 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9719 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9720 * config/alpha/xm-vms.h: Moved to config/vms
9721 * config/alpha/x-vms: Moved to config/vms
9722 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9724 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9725 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9727 * config/vms/t-vms64: Moved here from config/alpha
9728 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9729 (argc,argv,envp): Enforce 32bit malloc'ing.
9730 * config/vms/vms-psxcrt0-64.c: Likewise.
9731 * config/vms/vms-crt0.c: Moved here from config/alpha.
9732 * config/vms/vms-psxcrt0.c: Likewise.
9733 * config/vms/vms-crtl-64.h: New file.
9734 * config/vms/vms-crtl.h: New file.
9735 * config/vms/vms.opt: New file.
9736 * config/vms/xm-vms64.h: New file.
9737 * config/vms/xm-vms.h: Moved here from config/alpha.
9738 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9740 * config/vms/x-vms: Moved here from config/alpha.
9741 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9742 (vms-ld.o, vms-cc.o): Removed.
9743 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9745 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9747 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9748 correct stack (obvious VMS fix).
9750 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9752 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9753 date, version info if VMS_DEBUGGING_INFO defined.
9754 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9755 size, date calculating code moved here.
9757 2009-07-29 Paul Brook <paul@codesourcery.com>
9759 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9762 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9765 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9766 to DImode when generating insq_le insn.
9768 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9770 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9771 New macro set for VMS_DEBUGGGING_INFO.
9772 (AT_string_form): Use it.
9774 2009-07-28 DJ Delorie <dj@redhat.com>
9776 * config/mep/mep.c (vtext_section): New.
9777 (vftext_section): New.
9778 (ftext_section): New.
9779 (mep_select_section): Add support for functions.
9780 (mep_unique_section): Likewise.
9781 (mep_asm_init_sections): Likewise.
9782 (mep_encode_section_info): Remove it from here.
9784 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9786 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9788 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9789 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9791 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9793 * dwarf2out.c (output_file_names): Test new macro
9794 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9795 (add_comp_dir_attribute): Likewise.
9797 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9799 * config/i386/mingw-w64.h (LINK_SPEC): Add
9800 separating space between commands.
9802 2009-07-28 Jan Hubicka <jh@suse.cz>
9804 PR tree-optimization/40759
9805 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9808 2009-07-27 DJ Delorie <dj@redhat.com>
9810 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9811 types are dword-aligned.
9812 (mep_expand_va_start): Likewise.
9814 2009-07-27 Olivier Hainque <hainque@adacore.com>
9815 Douglas B Rupp <rupp@gnat.com>
9817 * convert.c (convert_to_pointer): Don't assume the target
9818 pointer type is POINTER_SIZE long. Fetch its precision instead.
9820 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9822 * system.h (fopen): Undefine if macro.
9824 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9826 * dwarf2out.c (output_cfi_p): Removed.
9827 (output_cfis): New function.
9828 (output_fde): New function, split from output_call_frame_info.
9829 (output_call_frame_info): Use it.
9830 (dwarf2out_switch_text_section): Use output_cfis.
9832 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9834 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9835 TARGET_BI_ARCH is specified without enabling SJLJ.
9836 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9837 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9839 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9841 * arm.md (negdi2): Use DImode if forcing a value into a register.
9843 2009-07-26 Ira Rosen <irar@il.ibm.com>
9845 PR tree-optimization/40801
9846 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9847 of vector operand from the previous copy of vector statement.
9848 Pass the correct definition type value to
9849 vect_get_vec_def_for_stmt_copy().
9851 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9853 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9854 const char ** conversion.
9856 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9858 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9859 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9860 (gcc_unreachable): Invoke __builtin_unreachable() if
9861 !ENABLE_ASSERT_CHECKING.
9863 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9865 PR rtl-optimization/40445
9866 * emit-rtl.c (next_nonnote_insn_bb): New function.
9867 * rtl.h (next_nonnote_insn_bb): Declare new function.
9868 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9869 with no successors that is the successor of the ENTRY_BLOCK.
9870 Continue from the top after removing an empty fallthrough block.
9871 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9872 of next_nonnote_insn.
9874 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9876 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9878 2009-07-25 Martin Jambor <mjambor@suse.cz>
9880 * c-common.c (c_common_attribute_table): New element for noclone.
9881 (handle_noclone_attribute): New function. Forward-declare.
9882 * tree-inline.c (tree_versionable_function_p): Check for noclone
9884 * doc/extend.texi (Labels as Values): Document need for noclone.
9885 (Function Attributes): Document noclone attribute.
9887 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9889 PR rtl-optimization/34999
9890 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9891 and dw_fde_switched_cold_to_hot fields.
9892 (output_cfi_p): New function.
9893 (output_call_frame_info): If fde->dw_fde_switched_sections,
9894 output 2 FDEs instead of one with corrupted header.
9895 (dwarf2out_do_cfi_startproc): New function.
9896 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9897 and fde->dw_fde_switched_cold_to_hot.
9898 (dwarf2out_switch_text_section): Compute
9899 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9900 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9901 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9902 Otherwise, compute fde->dw_fde_switch_cfi.
9904 2009-07-24 Cary Coutant <ccoutant@google.com>
9906 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9908 2009-07-24 Cary Coutant <ccoutant@google.com>
9910 * cfghooks.c (split_block): Copy discriminator to new block.
9911 * tree-cfg.c (assign_discriminator): Check location of last
9912 instruction in block as well as first.
9914 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9916 * config/i386/linux.c: Use fputs or putc instead of fprintf
9918 * config/i386/gas.h: Ditto.
9919 * config/i386/x86-64.h: Ditto.
9920 * config/i386/att.h: Ditto.
9922 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9924 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9927 2009-07-24 Martin Jambor <mjambor@suse.cz>
9929 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9930 (ipa_push_func_to_list_1): Declare.
9931 (ipa_push_func_to_list): New function.
9933 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9934 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9935 (ipa_push_func_to_list): Removed.
9936 (ipa_pop_func_from_list): Clear node_enqueued flag.
9938 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9940 * config/s390/s390.c (override_options): Default
9941 max-unrolled-insns to 100 for z10 tuning.
9943 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9945 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9946 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9947 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9948 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9949 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9950 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9951 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9953 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9955 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9956 use default set in mingw32.h header.
9957 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9958 64-bit /mingw/include path.
9959 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9962 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9964 PR rtl-optimization/40209
9965 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9967 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9969 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9970 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9971 with the rest of string where appropriate. Use fputs or putc
9972 instead of fprintf where appropriate.
9974 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9975 Pat Haugen <pthaugen@us.ibm.com>
9976 Revital Eres <ERES@il.ibm.com>
9978 * config/rs6000/vector.md: New file. Move most of the vector
9979 expander support here from altivec.md to allow for the VSX vector
9980 unit in the future. Add support for secondary_reload patterns.
9981 Rewrite the patterns for vector comparison, and vector comparison
9982 predicate instructions so that the RTL expresses the desired
9983 behavior, instead of using unspec.
9985 * config/rs6000/constraints.md ("f" constraint): Use
9986 rs6000_constraints to hold the precalculated register class.
9987 ("d" constraint): Ditto.
9988 ("wd" constraint): New constraint for VSX.
9989 ("wf" constraint): Ditto.
9990 ("ws" constraint): Ditto.
9991 ("wa" constraint): Ditto.
9992 ("wZ" constraint): Ditto.
9993 ("j" constraint): Ditto.
9995 * config/rs6000/predicates.md (vsx_register_operand): New
9997 (vfloat_operand): New predicate for vector.md.
9998 (vint_operand): Ditto.
9999 (vlogical_operand): Ditto.
10000 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10001 (easy_vector_constant): Add VSX support.
10002 (altivec_indexed_or_indirect_operand): New predicate for
10003 recognizing Altivec style memory references with AND -16.
10005 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10006 for vector secondary reload support.
10007 (rs6000_vector_reg_class): Delete, replacing it with
10008 rs6000_constraints.
10009 (rs6000_vsx_reg_class): Ditto.
10010 (rs6000_constraints): New array to hold the register classes of
10011 each of the register constraints that can vary at runtime.
10012 (builtin_mode_to_type): New static array for builtin function type
10014 (builtin_hash_table): New static hash table for builtin function
10016 (TARGET_SECONDARY_RELOAD): Define target hook.
10017 (TARGET_IRA_COVER_CLASSES): Ditto.
10018 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10019 registers are 128 bits if VSX memory reference instructions are used.
10020 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10021 unit is being used.
10022 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10023 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10024 Print several of the scheduling related parameters.
10025 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10026 rs6000_constraints instead of rs6000_vector_reg_class. Move
10027 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10028 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10029 Altivec. Add VSX support. Setup for secondary reload support on
10030 Altivec/VSX registers.
10031 (rs6000_override_options): Make power7 set the scheduling groups
10032 like the power5. Add support for new debug switches to override
10033 the scheduling defaults. Temporarily disable -mcpu=power7 from
10034 setting -mvsx. Add support for debug switches -malways-hint,
10035 -msched-groups, and -malign-branch-targets.
10036 (rs6000_buitlin_conversion): Add support for returning unsigned
10037 vector conversion functions to fix regressions due to stricter
10039 (rs6000_builtin_mul_widen_even): Ditto.
10040 (rs6000_builtin_mul_widen_odd): Ditto.
10041 (rs6000_builtin_vec_perm): Ditto.
10042 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10043 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10044 to zero a register.
10045 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10046 generated upstream.
10047 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10048 VSX types for bit operations. Changes to accomidate vector.md.
10049 (bdesc_2arg): Ditto.
10050 (bdesc_1arg): Ditto.
10051 (struct builtin_description_predicates): Rewrite predicate
10052 handling so that RTL describes the operation, instead of passing
10053 the instruction to be used as a string argument.
10054 (bdesc_altivec_preds): Ditto.
10055 (altivec_expand_predicate_builtin): Ditto.
10056 (altivec_expand_builtin): Ditto.
10057 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10058 statement for vsldoi support.
10059 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10060 (altivec_expand_st_builtin): Ditto.
10061 (paired_expand_builtin): Whitespace changes.
10062 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10063 builtin_mode_to_type table for secondary reload. Call
10064 builtin_function_type to build random builtin functions.
10065 (altivec_init_builtins): Change to use builtin_function_type to
10066 create builtin function types dynamically as we need them.
10067 (builtin_hash_function): New support for hashing the tree types
10068 for builtin function as we need it, rather than trying to build
10069 all of the trees that we need. Add initial preliminary VSX support.
10070 (builtin_function_type): Ditto.
10071 (builtin_function_eq): Ditto.
10072 (builtin_hash_struct): Ditto.
10073 (rs6000_init_builtins): Ditto.
10074 (rs6000_common_init_builtins): Ditto.
10075 (altivec_init_builtins): Ditto.
10076 (rs6000_common_init_builtins): Ditto.
10077 (enum reload_reg_type): New enum for simplifing reg classes.
10078 (rs6000_reload_register_type): Simplify register classes into GPR,
10079 Vector, and other registers. Altivec and VSX addresses in reload.
10080 (rs6000_secondary_reload_inner): Ditto.
10081 (rs6000_ira_cover_classes): New target hook, that returns the
10082 appropriate cover classes, based on -mvsx being used or not.
10083 (rs6000_secondary_reload_class): Add VSX support.
10084 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10085 (get_vsel_insn): Ditto.
10086 (rs6000_emit_vector_compare): Rewrite vector conditional support
10087 so that where we can, we use RTL operators, instead of blindly use
10089 (rs6000_emit_vector_select): Ditto.
10090 (rs6000_emit_vector_cond_expr): Ditto.
10091 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10092 (create_TOC_reference): Add -mdebug=addr support.
10093 (emit_frame_save): VSX loads/stores need register indexed addressing.
10095 * config/rs6000/rs6000.md: Include vector.md.
10097 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10099 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10100 support for V2DI, V2DF in logical, permute, select operations.
10102 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10103 switch for vsx/power7.
10104 (-mvsx-scalar-memory): Ditto.
10105 (-mvsx-align-128): Ditto.
10106 (-mallow-movmisalign): Ditto.
10107 (-mallow-df-permute): Ditto.
10108 (-msched-groups): Ditto.
10109 (-malways-hint): Ditto.
10110 (-malign-branch-targets): Ditto.
10112 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10114 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10115 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10116 (rs6000_vector_reg_class): Delete.
10117 (rs6000_vsx_reg_class): Ditto.
10118 (enum rs6000_reg_class_enum): New enum for the constraints that
10119 vary based on target switches.
10120 (rs6000_constraints): New array to hold the register class for all
10121 of the register constraints that vary based on the switches used.
10122 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10123 (enum rs6000_builtins): Add unsigned varients for the builtin
10124 declarations returned by target hooks for expanding multiplies,
10125 select, and permute operations. Add VSX builtins.
10126 (enum rs6000_builtin_type_index): Add entries for VSX.
10127 (V2DI_type_node): Ditto.
10128 (V2DF_type_node): Ditto.
10129 (unsigned_V2DI_type_node): Ditto.
10130 (bool_long_type_node): Ditto.
10131 (intDI_type_internal_node): Ditto.
10132 (uintDI_type_internal_node): Ditto.
10133 (double_type_internal_node): Ditto.
10135 * config/rs6000/altivec.md (whole file): Move all expanders to
10136 vector.md from altivec.md. Rename insn matching functions to be
10138 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10139 (altivec_vcmp*): Ditto.
10140 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10141 (VM): New iterator for moves that includes the VSX types.
10142 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10143 (altivec_vperm_<mode>_uns): New, for unsigned types.
10144 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10145 (altivec_eq<mode>): Ditto.
10146 (altivec_gt<mode>): Ditto.
10147 (altivec_gtu<mode>): Ditto.
10148 (altivec_eqv4sf): Ditto.
10149 (altivec_gev4sf): Ditto.
10150 (altivec_gtv4sf): Ditto.
10151 (altivec_vcmpbfp_p): Ditto.
10153 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10155 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10158 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10161 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10162 ASM_SHORT instead of .word.
10163 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10164 instead of .word in asm template.
10166 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10169 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10170 (process_bb_node_lives): Use it.
10172 * ira.c (setup_cover_and_important_classes): Don't setup
10173 ira_important_class_nums. Add cover classes to the end of
10175 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10177 (find_reg_class_closure): Use reorder_important_classes.
10179 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10181 * config/i386/i386.c (i386_ira_cover_classes): New function.
10182 (TARGET_IRA_COVER_CLASSES): Redefine.
10184 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10185 importance of order of cover classes in the array.
10187 2009-07-22 Diego Novillo <dnovillo@google.com>
10189 * tree-pass.h (TDF_EH): Define.
10190 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10191 contains TDF_EH, print the EH region number holding GS.
10192 * tree-dump.c (dump_options): Add "eh".
10193 * doc/invoke.texi: Document it.
10195 2009-07-22 Doug Kwan <dougkwan@google.com>
10197 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10199 2009-07-22 Michael Matz <matz@suse.de>
10201 PR tree-optimization/35229
10202 PR tree-optimization/39300
10204 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10205 (inhibit_phi_insertion): New function.
10206 (insert_into_preds_of_block): Call it for REFERENCEs.
10207 (init_pre): Initialize and finalize scalar evolutions.
10208 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10210 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10212 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10213 Use CONST_VECTOR_NUNITS to determine number of elements.
10215 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10217 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10218 (U, W): Constraints are now deprecated and will be removed if we
10219 run out of letters.
10220 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10222 ("prefetch"): Add the stcmh instruction for prefetching.
10223 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10225 (s390_short_displacement): Return always true if compiling for
10226 machines not providing the long displacement facility.
10227 (s390_mem_constraint): Support the new constraint letter Z.
10228 (s390_check_qrst_address): New function.
10230 2009-07-21 DJ Delorie <dj@redhat.com>
10232 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10235 2009-07-21 Jason Merrill <jason@redhat.com>
10237 * c-common.c (max_tinst_depth): Increase default to 1024.
10239 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10241 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10242 (vec_unpacku_float_lo_v4si): Ditto.
10244 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10247 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10248 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10249 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10250 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10252 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10254 PR tree-optimization/40813
10255 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10258 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10260 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10261 with a NOP_EXPR if needed.
10263 2009-07-21 Paul Brook <paul@codesourcery.com>
10265 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10266 Terminate debug dump with newline.
10268 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10270 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10271 Cast "1" to unsigned HOST_WIDE_INT.
10272 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10273 deposit length to the maximum length - lsb. Extend length if
10274 HOST_BITS_PER_WIDE_INT is 32.
10276 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10278 * cgraph.h (constant_pool_htab): New function.
10279 (constant_descriptor_tree): Move from varasm.c.
10280 * varasm.c (constant_pool_htab): New function.
10281 (constant_descriptor_tree): Move to cgraph.h.
10283 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10285 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10287 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10289 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10292 2009-07-20 Xinliang David Li <davidxl@google.com>
10294 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10296 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10298 * config/mips/mips.md (move_type): Add arith.
10299 (type): Handle arith.
10300 (zero_extendsidi2): Rename this into ...
10301 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10302 (zero_extendsidi2): New expander.
10303 (*zero_extendsidi2_dext): New pattern.
10305 2009-07-20 Nick Clifton <nickc@redhat.com>
10307 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10308 to set MIPS_ABI_DEFAULT.
10309 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10311 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10313 * tree-object-size.c (addr_object_size): Handle unions with
10314 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10316 PR tree-optimization/40792
10317 * tree.c (build_function_type_skip_args): Remove bogus assert.
10319 2009-07-20 Jan Hubicka <jh@suse.cz>
10320 Martin Jambor <mjambor@suse.cz>
10322 * cgraph.h (combined_args_to_skip): New field.
10323 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10324 combined_args_to_skip and args_to_skip.
10325 * tree-inline.c (update_clone_info): New function.
10326 (tree_function_versioning): Call update_clone_info.
10327 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10329 (cgraph_materialize_all_clones): More extensive dumping, working
10330 with combined_args_to_skip rather than args_to_skip.
10332 2009-07-20 Ira Rosen <irar@il.ibm.com>
10334 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10335 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10336 (get_initial_def_for_reduction): Likewise.
10337 (vectorizable_reduction): Skip the check of first operand in case
10338 of COND_EXPR. Add check that it is outer loop vectorization if
10339 nested cycle was detected. Call vectorizable_condition() for
10340 COND_EXPR. If reduction epilogue cannot be created do not fail for
10341 nested cycles (if it is not double reduction). Assert that there
10342 is only one type in the loop in case of COND_EXPR. Call
10343 vectorizable_condition() to vectorize COND_EXPR.
10344 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10345 Add parameters. Allow nested cycles if called from
10346 vectorizable_reduction(). Use reduction vector variable if provided.
10347 (vect_analyze_stmt): Call vectorizable_reduction() before
10348 vectorizable_condition().
10349 (vect_transform_stmt): Update call to vectorizable_condition().
10351 2009-07-20 Christian Bruel <christian.bruel@st.com>
10353 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10354 * doc/invoke.texi (-mfmovd): Likewise.
10355 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10357 2009-07-20 Jan Hubicka <jh@suse.cz>
10359 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10360 when handling SSA name.
10362 2009-07-19 Jan Hubicka <jh@suse.cz>
10364 PR tree-optimization/40676
10365 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10366 virtual PHIs in empty BBs.
10368 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10370 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10371 re-expanded the compound use gen_lowpart instead to convert to the
10374 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10376 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10377 OUTER_CONST arguments.
10378 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10379 the new wider mode will be masked off.
10380 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10382 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10384 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10385 high-order bits are zero.
10387 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10389 * combine.c (simplify_shift_const_1): Split code to determine
10390 shift_mode into ...
10391 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10392 new bits shifted in are identical to the old sign bit.
10394 2009-07-18 Richard Guenther <rguenther@suse.de>
10397 * gimplify.c (gimplify_call_expr): Reject code using results from
10398 functions returning void.
10400 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10402 * doc/md.texi: Document the new PowerPC "es" constraint.
10403 Document that "m" can include automodified addresses on this target,
10404 and explain how %U must be used. Extend the "Q" and "Z" documentation
10405 to suggest "es" as well as "m".
10406 * config/rs6000/constraints.md (es): New memory constraint.
10407 (Q, Z): Update strings to match new documentation.
10409 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10411 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10412 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10413 * config/rs6000/predicates.md (volatile_mem_operand): Use
10414 offsettable_nonstrict_memref_p.
10415 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10416 (*floatunssidf2_internal): Likewise.
10417 (*fix_truncdfsi2_internal): Likewise.
10418 (*fix_trunctfsi2_internal): Likewise.
10420 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10422 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10423 atmega32u2 devices.
10424 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10426 2009-07-17 Richard Guenther <rguenther@suse.de>
10429 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10430 (pass_warn_unused_result): Likewise.
10431 (TODO_set_props): Remove.
10432 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10434 (pass_diagnose_omp_blocks): Define.
10435 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10436 (c_gimple_diagnostics_recursively): Remove.
10437 (finish_function): Do not call it.
10438 (c_write_global_declarations): Continue after errors.
10439 Finalize the CU here.
10440 * c-gimplify.c (c_genericize): Do not gimplify here.
10441 * c-common.c (c_warn_unused_result): Move ...
10442 * tree-cfg.c (do_warn_unused_result): ... here.
10443 (run_warn_unused_result): New function.
10444 (gate_warn_unused_result): New function.
10445 (pass_warn_unused_result): New pass.
10446 * c-common.h (c_warn_unused_result): Remove.
10447 * flags.h (flag_warn_unused_result): Declare.
10448 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10449 * opts.c (flag_warn_unused_result): Initialize to false.
10450 * toplev.c (compile_file): Add comment.
10451 * omp-low.c (create_omp_child_function): Do not register
10452 the function with the frontend.
10453 (diagnose_omp_structured_block_errors): Prepare to be
10454 called as optimization pass.
10455 (gate_diagnose_omp_blocks): New function.
10456 (pass_diagnose_omp_blocks): New pass.
10457 * cgraph.h (cgraph_optimize): Remove.
10458 (cgraph_analyze_function): Likewise.
10459 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10460 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10461 before their parents here.
10462 (cgraph_finalize_function): Not here.
10463 (cgraph_analyze_function): Gimplify functions here.
10464 (cgraph_finalize_compilation_unit): Continue after errors.
10465 Optimize the callgraph from here.
10466 (cgraph_optimize): Make static.
10467 * langhooks.c (write_global_declarations): Finalize the CU.
10468 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10469 (gimplify_function_tree): Assert we gimplify only once.
10470 Set PROP_gimple_any property.
10471 * tree-nested.c (gimplify_all_functions): New function.
10472 (lower_nested_functions): Gimplify all nested functions.
10473 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10474 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10475 and pass_diagnose_omp_blocks after gimplification. Do not
10476 set TODO_set_props on all_lowering_passes.
10477 (execute_one_pass): Do not handle TODO_set_props.
10478 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10479 (gimplify.o): Add tree-pass.h dependency.
10480 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10481 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10482 (unsave_r): Likewise.
10483 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10484 temporary variable.
10486 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10488 * doc/service.texi (Service): Restore previously removed link,
10489 which isn't broken after all.
10491 2009-07-17 Richard Guenther <rguenther@suse.de>
10493 PR tree-optimization/40321
10494 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10495 PHI nodes to the maximal set.
10496 (make_values_for_phi): Add PHI arguments to the maximal set.
10497 (execute_pre): Dump PHI_GEN and the maximal set.
10499 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10502 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10505 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10507 * doc/extend.texi (Nested Functions): Replace broken link with
10509 * doc/service.texi (Service): Remove broken link.
10511 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10514 * builtins.c (expand_builtin_memcmp): Use loc instead of
10515 EXPR_LOCATION (exp).
10516 (expand_builtin_strncmp): Likewise.
10518 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10519 Manuel López-Ibáñez <manu@gcc.gnu.org>
10522 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10523 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10524 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10525 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10526 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10527 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10528 tree-inline.c, c-common.c, c-common.h, gimple.c,
10529 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10530 convert.c: Add location argument to fold_{unary,binary,ternary},
10531 fold_build[123], build_call_expr, build_size_arg,
10532 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10533 fold_build1_initializer, fold_build2_initializer,
10534 fold_build3_initializer, fold_build_call_array,
10535 fold_build_call_array_initializer, fold_single_bit_test,
10536 omit_one_operand, omit_two_operands, invert_truthvalue,
10537 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10538 combine_comparisons, fold_builtin_*, fold_call_expr,
10539 build_range_check, maybe_fold_offset_to_address, round_up,
10542 2009-07-16 Jason Merrill <jason@redhat.com>
10545 * c-common.c (c_common_reswords): Add __is_standard_layout
10547 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10548 * doc/implement-cxx.texi: New.
10549 * doc/gcc.texi: Include it.
10551 2009-07-16 DJ Delorie <dj@redhat.com>
10553 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10554 compares that may be indirectly affected by previous instructions.
10556 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10558 * builtins.c (do_mpc_arg2): New.
10559 (fold_builtin_2): Fold builtin cpow.
10560 * real.h (HAVE_mpc_pow): New.
10562 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10564 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10565 comparison to skip unprofitable schedule
10567 2009-07-16 Simon Baldwin <simonb@google.com>
10569 * gcc.c (option_map): New flag -no-canonical-prefixes.
10570 * (display_help): Print help text for new flag.
10571 * (process_command): Move options translation and language specifics
10572 and handle new flag early. Use it to set a function pointer to a
10573 prefix builder. Replace make_relative_prefix calls with calls to
10574 the function pointed to. Ignore new flag in regular options handling.
10575 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10577 2009-07-15 DJ Delorie <dj@redhat.com>
10579 * config/mep/mep.md (sibcall_internal): Change register to avoid
10580 argument registers.
10581 (sibcall_value_internal): Likewise.
10583 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10585 PR rtl-optimization/40710
10586 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10588 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10590 * config/mips/mips.md (*extenddi_truncate<mode>,
10591 *extendsi_truncate<mode>): Change type attribute to move_type
10592 with shift_shift. Split out code handling exts from here ...
10593 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10595 (*extendhi_truncateqi): Change type attribute to move_type with
10596 shift_shift. Split out code handling exts from here ...
10597 (*extendhi_truncateqi_exts): ... to this new pattern.
10599 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10601 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10602 instead of "and" with inverted sign bit mask value. Use
10603 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10604 Allocate registers only for operand 4 and operand 5.
10606 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10608 PR middle-end/40747
10609 * fold-const.c (fold_cond_expr_with_comparison): When folding
10610 < and <= to MIN, make sure the MIN uses the same type as the
10611 comparison's operands.
10613 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10615 * arm.md (ior_xor): New code iterator.
10616 (split for ior/xor with shift and zero-extend): New split pattern.
10617 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10619 2009-07-15 Richard Guenther <rguenther@suse.de>
10621 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10624 2009-07-15 Richard Guenther <rguenther@suse.de>
10626 PR middle-end/40753
10627 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10629 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10631 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10632 handle 2.6.30 kernel.
10634 2009-07-15 DJ Delorie <dj@redhat.com>
10636 * config/mep/mep.md (sibcall_internal): Change register to allow
10637 for 24-bit addresses.
10638 (sibcall_value_internal): Likewise.
10640 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10642 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10643 that are enabled/disabled by the flags introduced by a previous patch.
10645 2009-07-14 DJ Delorie <dj@redhat.com>
10647 * config/mep/mep.md (sibcall_internal): Include non-toggling
10649 (sibcall_value_internal): Likewise.
10651 2009-07-14 Taras Glek <tglek@mozilla.com>
10652 Rafael Espindola <espindola@google.com>
10654 * doc/sourcebuild.texi: Document install-plugin target.
10655 * configure.ac: Added install-plugin target to language makefiles.
10656 * configure: Regenerate.
10657 * Makefile.in: (install-plugin): Install more headers,
10658 depend on lang.install-plugin.
10660 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10662 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10665 2009-07-14 DJ Delorie <dj@redhat.com>
10667 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10668 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10669 * config/mep/mep.md (sibcall_internal): Change test from
10670 mep_vliw_mode_match to mep_vliw_jmp_match.
10671 (sibcall_value_internal): Likewise.
10673 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10675 * config/i386/sse.md (copysign<mode>3): New expander.
10676 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10677 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10678 Use ix86_build_const_vector.
10679 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10680 IX86_BUILTIN_CPYSGNPD.
10681 (builtin_description): Add __builtin_ia32_copysignps and
10682 __builtin_ia32_copysignpd.
10683 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10684 and BUILT_IN_COPYSIGNF.
10686 2009-07-13 Jason Merrill <jason@redhat.com>
10688 * builtins.c (can_trust_pointer_alignment): New fn.
10689 (get_pointer_alignment): Factor it out from here.
10690 * tree.h: Declare it.
10692 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10694 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10697 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10701 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10703 2009-07-14 Richard Guenther <rguenther@suse.de>
10704 Andrey Belevantsev <abel@ispras.ru>
10706 PR middle-end/40745
10707 * cfgexpand.c (partition_stack_vars): Do not bother to update
10708 alias information when not optimizing.
10710 2009-07-14 Richard Guenther <rguenther@suse.de>
10711 Andrey Belevantsev <abel@ispras.ru>
10713 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10714 (pt_solution_set): Likewise.
10715 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10716 * tree-ssa-structalias.c (pt_solution_set): New function.
10717 * final.c (rest_of_clean_state): Free SSA data structures.
10718 * print-rtl.c (print_decl_name): Remove.
10719 (print_mem_expr): Implement in terms of print_generic_expr.
10720 * alias.c (ao_ref_from_mem): New function.
10721 (rtx_refs_may_alias_p): Likewise.
10722 (true_dependence): Query alias-export info.
10723 (canon_true_dependence): Likewise.
10724 (write_dependence_p): Likewise.
10725 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10727 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10728 (mem_expr_equal_p): Use operand_equal_p.
10729 (set_mem_attributes_minus_bitpos): Do not use
10730 component_ref_for_mem_expr.
10731 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10732 (update_alias_info_with_stack_vars): Likewise.
10733 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10734 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10735 explicitly nor clear stmt operands.
10736 Free the decl-to-pointer map.
10737 * tree-optimize.c (execute_free_datastructures): Do not free
10738 SSA data structures here.
10739 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10740 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10741 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10743 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10745 2009-07-13 DJ Delorie <dj@redhat.com>
10747 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10748 unrolling at the right iteration count.
10750 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10753 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10755 * haifa-sched.c (rank_for_schedule): Introduced flags to
10756 enable/disable individual scheduling heuristics.
10757 * common.opt: Introduced flags to enable/disable individual
10758 heuristics in the scheduler.
10759 * doc/invoke.texi: Introduced flags to enable/disable individual
10760 heuristics in the scheduler.
10762 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10764 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10765 config/i386/mingw-tls.c.
10766 * config/i386/mingw-tls.c: Removed.
10768 2009-07-13 Ira Rosen <irar@il.ibm.com>
10770 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10771 checks access only relevant statements.
10772 (vectorizable_reduction): Likewise.
10774 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10776 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10777 just for 32-bit case.
10779 2009-07-12 Jan Hubicka <jh@suse.cz>
10781 PR tree-optimization/40585
10782 * except.c (expand_resx_expr): When there already is resume
10783 instruction, produce linked list.
10784 (build_post_landing_pads): Assert that resume is empty.
10785 (connect_post_landing_pads): Handle resume lists.
10786 (dump_eh_tree): Dump resume list.
10788 2009-07-12 Ira Rosen <irar@il.ibm.com>
10790 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10791 with additional argument.
10792 * tree-vectorizer.h (enum vect_def_type): Add
10793 vect_double_reduction_def.
10794 (vect_is_simple_reduction): Add argument.
10795 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10797 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10798 vect_is_simple_reduction with additional argument.
10799 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10801 (reduction_code_for_scalar_code): Handle additional codes by
10802 returning ERROR_MARK for them. Fix comment and indentation.
10803 (vect_is_simple_reduction): Fix comment, add argument to specify
10804 double reduction. Detect double reduction.
10805 (get_initial_def_for_induction): Fix indentation.
10806 (get_initial_def_for_reduction): Fix comment and indentation.
10807 Handle double reduction. Create initial definitions that do not
10808 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10809 (vect_create_epilog_for_reduction): Fix comment, add argument to
10810 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10811 epilogue result extraction. Create double reduction phi node and
10812 replace relevant uses.
10813 (vectorizable_reduction): Call vect_is_simple_reduction with
10814 additional argument. Fix indentation. Update epilogue code treatment
10815 according to the changes in reduction_code_for_scalar_code. Check
10816 for double reduction. Call vect_create_epilog_for_reduction with
10817 additional argument.
10818 * tree-vect-stmts.c (process_use): Handle double reduction, update
10820 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10821 (vect_get_vec_def_for_operand): Likewise.
10823 2009-07-12 Danny Smith <dansmister@gmail.com>
10825 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10826 dllexport if !TREE_PUBLIC.
10827 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10829 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10831 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10832 (avr_extra_arch_macro) Remove declatation.
10833 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10834 (avr_extra_arch_macro) Declare as static.
10835 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10837 2009-07-11 Jan Hubicka <jh@suse.cz>
10839 PR middle-end/48388
10840 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10842 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10845 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10846 cold_in_std_section bits.
10847 (dwarf2out_begin_prologue): Initialize them.
10848 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10849 if already covered by text_section or cold_text_section range.
10851 PR rtl-optimization/40667
10852 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10853 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10854 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10855 * config/i386/i386.c (ix86_minimum_alignment): New function.
10856 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10857 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10858 * emit-rtl.c (gen_reg_rtx): Likewise.
10859 * function.c (assign_parms): Likewise. If nominal_type needs
10860 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10861 rather than passed_type's alignment.
10864 * function.c (assign_parm_setup_stack): Adjust
10865 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10866 from nominal_mode on big endian.
10868 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10870 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10872 2009-07-10 DJ Delorie <dj@redhat.com>
10874 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10876 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10878 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10880 (thumb2_cbnz): Likewise.
10882 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10885 * config.gcc (supported_defaults): Add synci.
10886 (with_synci): Add validation.
10887 (all_defaults): Add synci.
10888 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10891 * config/mips/mips.opt (msynci): New option.
10892 * config/mips/mips.c (mips_override_options): Warn on use of
10893 -msynci for targets that do now support it.
10894 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10896 * gcc/doc/invoke.texi (-msynci): Document the new option.
10897 * doc/install.texi (--with-synci): Document the new option.
10899 2009-07-10 Richard Guenther <rguenther@suse.de>
10901 PR tree-optimization/40496
10902 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10903 the PHI result with a compatible type.
10905 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10909 * c.opt (Wunused-result): New.
10910 * doc/invoke.texi: Document it.
10911 * c-common.c (c_warn_unused_result): Use it.
10913 2009-07-09 DJ Delorie <dj@redhat.com>
10915 * targhooks.c (default_target_can_inline_p): Rename from
10916 default_target_option_can_inline_p.
10917 * targhooks.h (default_target_can_inline_p): Likewise.
10918 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10919 TARGET_OPTION_CAN_INLINE_P.
10920 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10921 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10922 (mep_target_can_inline_p): Rename from
10923 mep_target_option_can_inline_p.
10926 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10927 registers used to pass vectors.
10929 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10931 2009-07-09 Tom Tromey <tromey@redhat.com>
10933 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10934 * config/mmix/mmix.c: Include dwarf2.h.
10935 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10936 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10937 * config/sh/sh.c: Include dwarf2.h.
10938 * config/i386/i386.c: Include dwarf2.h.
10939 * Makefile.in (DWARF2_H): Remove 'elf'.
10940 * except.c: Include dwarf2.h.
10941 * unwind-dw2.c: Include dwarf2.h.
10942 * dwarf2out.c: Include dwarf2.h.
10943 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10944 * unwind-dw2-fde.c: Include dwarf2.h.
10945 * dwarf2asm.c: Include dwarf2.h.
10947 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10949 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10950 (max_issue): Use it.
10951 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10953 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10954 (region_sched_info): Update.
10955 * sched-ebb.c (ebb_sched_info): Update.
10956 * modulo-sched.c (sms_sched_info): Update.
10957 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10959 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10961 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10963 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10965 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10967 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10969 PR middle-end/40692
10970 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10971 arg1 with arg01 if arg1 is already INTEGER_CST.
10973 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10975 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10976 Transform (and (truncate)) into (truncate (and)).
10978 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10980 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10981 creating LHS paradoxical subregs. Fix surrounding returns to
10982 use NULL_RTX rather than 0.
10984 2009-07-08 DJ Delorie <dj@redhat.com>
10986 * config/mep/mep.c: (mep_option_can_inline_p): New.
10987 (TARGET_OPTION_CAN_INLINE_P): Define.
10989 2009-07-08 Mark Wielaard <mjw@redhat.com>
10992 * dwarf2out.c (add_data_member_location_attribute): When we have
10993 only a constant offset don't emit a new location description using
10994 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10997 2009-07-08 Richard Henderson <rth@redhat.com>
11000 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11001 (enum reg_class): Add CLOBBERED_REGS.
11002 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11003 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11004 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11005 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11006 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11007 force 64-bit sibcalls into R11.
11008 * config/i386/constraints.md (U): New constraint.
11009 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11010 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11011 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11013 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11015 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11017 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11018 * ebitmap.h (dump_ebitmap): Ditto.
11019 * optabs.h (optab_libfunc): Ditto.
11020 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11021 * tree-flow.h (vect_can_force_dr_alignment_p,
11022 get_vectype_for_scalar_type): Ditto.
11023 (vectorize_loops): Move prototype to ...
11024 * tree-vectorizer.h: ... here. Also, adjust comment.
11025 (vect_set_verbosity_level): Remove duplicate prototype.
11026 * tree-ssa-loop.c: Include tree-vectorizer.h.
11027 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11029 2009-07-08 Nick Clifton <nickc@redhat.com>
11031 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11034 2009-07-08 DJ Delorie <dj@redhat.com>
11036 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11037 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11038 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11040 * config/mep/intrinsics.md: Regenerated.
11041 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11042 registers when asm() or calls are detected.
11044 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11047 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11049 * gimple (gimple_build_call_from_tree): Likewise.
11050 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11051 no_warning flag before warning.
11053 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11055 * tree.c (set_expr_locus): Remove.
11056 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11057 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11059 * gimplify.c (internal_get_tmp_var): Likewise.
11060 (gimplify_call_expr): Likewise.
11061 (gimplify_one_sizepos): Likewise.
11063 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11066 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11067 to variables for debugging purposes.
11069 2009-06-23 Mark Loeser <mark@halcy0n.com>
11072 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11074 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11076 * pretty-print.c (pp_base_format): Remove %J.
11077 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11078 gcc_cxxdiag_char_table): Likewise.
11079 (init_dynamic_diag_info): Likewise.
11081 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11083 * pretty-print.c (pp_base_format): Remove %H.
11084 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11085 gcc_cxxdiag_char_table): Likewise.
11086 (init_dynamic_diag_info): Likewise.
11087 * config/mep/mep.c (mep_select_section): Likewise.
11089 2009-07-07 Duncan Sands <baldrick@free.fr>
11091 * final.c (pass_clean_state): Give the pass a name.
11092 * passes.c (pass_rest_of_compilation): Likewise.
11093 * tree-optimize.c (pass_all_optimizations): Likewise.
11095 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11097 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11098 an extra 'decl' for error_at.
11100 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11102 PR middle-end/40669
11103 * tree-tailcall.c (adjust_return_value_with_ops,
11104 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11105 if it has complex or vector type.
11107 2009-07-07 Olivier Hainque <hainque@adacore.com>
11109 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11112 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11114 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11116 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11118 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11119 * c-decl.c: Likewise.
11120 * function.c: Likewise.
11121 * varasm.c: Likewise.
11122 * tree-ssa.c: Likewise.
11123 * c-common.c: Likewise.
11124 * tree-cfg.c: Likewise.
11125 * config/spu/spu.c: Likewise.
11126 * config/ia64/ia64.c: Likewise.
11127 * config/v850/v850.c: Likewise.
11129 2009-07-06 DJ Delorie <dj@redhat.com>
11131 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11132 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11133 unspecified accesses to control registers.
11134 * config/mep/intrinsics.md: Regenerate.
11135 * config/mep/intrinsics.h: Regenerate.
11136 * config/mep/mep-intrin.h: Regenerate.
11138 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11140 * c-lex.c: Replace %H by an explicit location. Update all calls.
11141 * c-common.c: Likewise.
11142 * c-decl.c: Likewise.
11143 * c-typeck.c: Likewise.
11144 * fold-const.c: Likewise.
11145 * gimplify.c: Likewise.
11146 * stmt.c: Likewise.
11147 * tree-cfg.c: Likewise.
11148 * tree-ssa-loop-niter.c: Likewise.
11149 * tree-vrp.c: Likewise.
11150 * value-prof.c: Likewise.
11152 2009-07-06 Diego Novillo <dnovillo@google.com>
11154 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11155 if it has one. Handle cases where VAR does not have an
11156 annotation or cfun is NULL.
11158 2009-07-06 Diego Novillo <dnovillo@google.com>
11160 * tree.c: Include debug.h.
11161 (initialize_tree_contains_struct): New.
11162 (init_ttree): Call it.
11163 (tree_node_structure_for_code): Factor out of ...
11164 (tree_node_structure): ... here.
11165 * treestruct.def (TS_PHI_NODE): Remove.
11166 (TS_GIMPLE_STATEMENT): Remove.
11168 2009-07-06 Diego Novillo <dnovillo@google.com>
11170 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11171 (debug_tree_chain): Handle cycles.
11173 2009-07-06 Nick Clifton <nickc@redhat.com>
11174 DJ Delorie <dj@redhat.com>
11176 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11177 __FMOVD_ENABLED__ is defined.
11179 (TARGET_FMOVD): Provide a default definition.
11180 (MASK_FMOVD): Likewise.
11181 (TARGET_CPU_CPP_BUILTINS): Define
11182 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11183 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11184 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11185 (split for DF load from memory into register): Also handle
11186 MEMs which consist of REG+DISP addressing.
11187 (split for DF store from register to memory): Likewise.
11188 (movsf_ie): Always use single fp_mode.
11189 * config/sh/sh.c (sh_override_options): Do not automatically
11190 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11191 that to the -mfmovd command line switch.
11192 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11193 (fldi_ok): Always allow.
11194 * config/sh/sh.opt (mfmovd): Remove this switch.
11195 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11197 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11198 Kaz Kojima <kkojima@gcc.gnu.org>
11200 PR rtl-optimization/30807
11201 * postreload.c (reload_combine): For every new use of REG_SUM,
11202 record the use of BASE.
11204 2009-07-06 Jan Hubicka <jh@suse.cz>
11206 * params.def: Revert my accidental commit at 2009-06-30.
11208 2009-07-04 Ian Lance Taylor <iant@google.com>
11211 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11213 (mingw_format_attribute_overrides): Likewise.
11215 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11218 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11219 don't check cfa.reg. Instead of cfa.indirect use
11220 fde && fde->drap_reg != INVALID_REGNUM test.
11222 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11224 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11226 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11229 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11231 2009-07-03 Richard Guenther <rguenther@suse.de>
11233 PR tree-optimization/40640
11234 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11237 2009-07-03 Jan Hubicka <jh@suse.cz>
11239 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11240 for size, reduce amount of inlining.
11242 2009-07-03 Richard Guenther <rguenther@suse.de>
11244 PR middle-end/34163
11245 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11246 if t +- x is known to not overflow and the conversion widens the
11248 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11250 2009-07-03 Jan Hubicka <jh@suse.cz>
11252 * ipa-pure-const.c (analyze): Update loop optimizer init.
11253 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11254 try_remove_empty_loop, remove_empty_loops): Remove.
11255 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11256 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11257 to mark regular loops as neccesary.
11258 (degenerate_phi_p): New function.
11259 (propagate_necessity, remove_dead_phis): Use it.
11260 (forward_edge_to_pdom): Likewise.
11261 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11262 virtual PHI nodes that became unreachable.
11263 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11264 * tree-flow.h (remove_empty_loops): Remove.
11265 * passes.c (init_optimization_passes): Remove.
11267 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11269 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11270 can_create_pseudo_p.
11271 (*fix_trunc<mode>_i387_1): Ditto.
11272 (*floathi<mode>2_1): Ditto.
11273 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11274 (*fistdi2_1): Ditto.
11275 (*fist<mode>2_1): Ditto.
11276 (frndintxf2_floor): Ditto.
11277 (*fist<mode>2_floor_1): Ditto.
11278 (frndintxf2_ceil): Ditto.
11279 (*fist<mode>2_ceil_1): Ditto.
11280 (frndintxf2_trunc): Ditto.
11281 (frndintxf2_mask_pm): Ditto.
11282 (fxam<mode>2_i387_with_temp): Ditto.
11283 * config/i386/sse.md (mulv16qi3): Ditto.
11284 (*sse2_mulv4si3): Ditto.
11286 (sse4_2_pcmpestr): Ditto.
11287 (sse4_2_pcmpistr): Ditto.
11289 2009-07-03 Jan Hubicka <jh@suse.cz>
11291 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11292 (mark_stmt_necessary): Set it.
11293 (mark_operand_necessary): Set it.
11294 (mark_control_dependent_edges_necessary): Set it.
11295 (mark_virtual_phi_result_for_renaming): New function.
11296 (get_live_post_dom): New function.
11297 (forward_edge_to_pdom): New function.
11298 (remove_dead_stmt): Fix handling of control dependences.
11299 (tree_dce_init): Init new bitmap.
11300 (tree_dce_done): Free it.
11302 2009-07-02 Richard Guenther <rguenther@suse.de>
11305 * tree-ssa-structalias.c (new_var_info): Initialize
11308 2009-07-02 Jan Hubicka <jh@suse.cz>
11310 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11313 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11315 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11316 instead of recomputing it. Adjust calls.
11317 (emit_store_flag): Adjust recursive calls.
11319 2009-07-02 Richard Guenther <rguenther@suse.de>
11321 * tree-ssa-live.c (remove_unused_locals): Do not remove
11323 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11324 of DECL_EXTERNAL for HEAP variables.
11325 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11326 HEAP variables. Do not adjust RESTRICT vars.
11327 (find_what_var_points_to): Nobody cares if something
11328 points to READONLY.
11330 2009-07-02 Ben Elliston <bje@au.ibm.com>
11332 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11333 pc_low and pc_high declarations to the top of the function.
11335 2009-07-01 DJ Delorie <dj@redhat.com>
11337 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11338 registers as fixed.
11339 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11340 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11341 unspecified accesses to control registers.
11342 * config/mep/intrinsics.md: Regenerate.
11343 * config/mep/intrinsics.h: Regenerate.
11344 * config/mep/mep-intrin.h: Regenerate.
11346 2009-07-01 Anthony Green <green@moxielogic.com>
11348 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11349 instruction when possible.
11350 (moxie_expand_prologue): Ditto. Also, save an instruction and
11351 some complexity by popping off of $r12 instead of $sp.
11352 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11355 2009-07-01 Richard Henderson <rth@redhat.com>
11358 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11359 contained no insns, reposition note before last insn.
11361 2009-07-01 Richard Henderson <rth@redhat.com>
11364 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11365 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11367 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11370 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11371 darwin9 for printing reg addresses with %y.
11373 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11375 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11376 truncation from operands in binary operations.
11378 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11381 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11382 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11383 subreg of op0 to the original op0.
11385 * expmed.c (store_bit_field_1): Use a temporary as the destination
11386 instead of a paradoxical subreg when we need to truncate the result.
11388 2009-07-01 DJ Delorie <dj@redhat.com>
11390 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11391 names to VLIW variants.
11392 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11393 * config/mep/intrinsics.md: Regenerate.
11394 * config/mep/intrinsics.h: Regenerate.
11395 * config/mep/mep-intrin.h: Regenerate.
11397 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11400 * jump.c (returnjump_p): Revert last patch.
11401 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11403 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11406 * pa.md (casesi32p): Use jump table label to determine the offset
11408 (casesi64p): Likewise.
11410 * pa.c (forward_branch_p): Return bool type. Use instruction
11411 addresses when available. Assert that INSN has a jump label.
11412 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11415 2009-07-01 Richard Guenther <rguenther@suse.de>
11417 PR tree-optimization/19831
11418 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11419 that only act as barriers do not make any previous stores necessary.
11420 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11421 HEAP variables global, do not add a constraint from nonlocal.
11422 (find_func_aliases): Handle escapes through return statements.
11423 (compute_points_to_sets): Make escaped HEAP variables global.
11425 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11428 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11429 after reducing a DImode cstore to SImode.
11431 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11433 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11434 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11436 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11438 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11439 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11441 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11442 and umod_optab if TARGET_BSD_DIVMOD.
11443 * config/vax/lib1funcs.asm: New file.
11444 * config/vax/t-linux: New file.
11445 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11447 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11450 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11451 to type arguments that have void type.
11454 * dwarf2out.c (gen_formal_parameter_die): Call
11455 equate_decl_number_to_die if node is different from origin.
11457 2009-06-30 Anthony Green <green@moxielogic.com>
11459 Clean up moxie port for --enable-build-with-cxx.
11460 * config/moxie/moxie.c (moxie_function_value): First two
11461 parameters are const_tree, not tree.
11462 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11463 (REG_CLASS_NAMES): Ditto.
11464 (REGNO_REG_CLASS): Ditto.
11465 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11466 (moxie_function_value): Fix constyness of arguments.
11468 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11470 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11471 finalize_size_functions before further processing.
11472 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11473 (variable_size): Call self_referential_size on size expressions
11474 that contain a PLACEHOLDER_EXPR.
11475 (size_functions): New static variable.
11476 (copy_self_referential_tree_r): New static function.
11477 (self_referential_size): Likewise.
11478 (finalize_size_functions): New global function.
11479 * tree.c: Include tree-inline.h.
11480 (push_without_duplicates): New static function.
11481 (find_placeholder_in_expr): New global function.
11482 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11484 <tcc_expression>: Likewise.
11485 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11486 the call in the expression.
11487 * tree.h (finalize_size_functions): Declare.
11488 (find_placeholder_in_expr): Likewise.
11489 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11490 (substitute_placeholder_in_expr): Update comment.
11491 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11493 (copy_tree_body_r): Likewise.
11494 (copy_tree_body): New static function.
11495 (maybe_inline_call_in_expr): New global function.
11496 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11497 (maybe_inline_call_in_expr): Declare.
11498 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11499 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11502 2009-06-30 Richard Guenther <rguenther@suse.de>
11504 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11506 (propagate_necessity): Do not mark reaching defs of stores
11509 2009-06-30 Jan Hubicka <jh@suse.cz>
11511 * cfgloopanal.c (check_irred): Move into ...
11512 (mark_irreducible_loops): ... here; return true if ireducible
11514 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11515 (analyze_function): Try to prove loop finiteness.
11516 * cfgloop.h (mark_irreducible_loops): Update prototype.
11517 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11519 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11521 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11523 2009-06-30 Ira Rosen <irar@il.ibm.com>
11525 PR tree-optimization/40542
11526 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11529 2009-06-30 Martin Jambor <mjambor@suse.cz>
11531 PR tree-optimization/40582
11532 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11533 than useless_type_conversion_p.
11534 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11537 2009-06-30 Martin Jambor <mjambor@suse.cz>
11539 PR middle-end/40554
11540 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11542 2009-06-30 Richard Guenther <rguenther@suse.de>
11544 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11545 use ao_ref references.
11546 (walk_aliased_vdefs): Likewise.
11547 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11548 * tree-ssa-dce.c (struct ref_data): Remove.
11549 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11550 (mark_aliased_reaching_defs_necessary): Adjust.
11551 (mark_all_reaching_defs_necessary_1): Likewise.
11553 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11556 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11557 (emit_store_flag_1): Extract from emit_store_flag, adjust
11558 calls to (what now is) emit_cstore.
11559 (emit_store_flag): Call emit_store_flag_1 and also use it
11560 for what used to be recursive calls.
11562 2009-06-30 Wei Guozhi <carrot@google.com>
11565 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11566 if the target bb post dominates from bb.
11567 * config/i386/i386.c (memory_address_length): Check existence of base
11568 register before using it.
11570 2009-06-30 Nick Clifton <nickc@redhat.com>
11571 DJ Delorie <dj@redhat.com>
11573 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11574 __FMOVD_ENABLED__ is defined.
11576 (TARGET_FMOVD): Provide a default definition.
11577 (MASK_FMOVD): Likewise.
11578 (TARGET_CPU_CPP_BUILTINS): Define
11579 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11580 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11581 two fmov instructions depending upon whether TARGET_FMOVD is
11583 (split for DF load from memory into register): Also handle
11584 MEMs which consist of REG+DISP addressing.
11585 (split for DF store from register to memory): Likewise.
11586 * config/sh/sh.opt (mfmovd): Remove this switch.
11587 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11588 * config/sh/sh.c (sh_override_options): Do not automatically
11589 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11590 that to the -mfmovd command line switch.
11592 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11594 (fldi_ok): Always allow.
11595 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11597 2009-06-29 DJ Delorie <dj@redhat.com>
11599 * doc/install.texi (mep-x-elf): Correct chip's full name.
11601 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11603 * doc/extend.texi: Fix typo.
11605 2009-06-29 Tom Tromey <tromey@redhat.com>
11607 * dwarf2.h: Remove.
11608 * Makefile.in (DWARF2_H): New variable.
11609 (except.o): Use it.
11610 (dwarf2out.o): Likewise.
11611 (dwarf2asm.o): Likewise.
11612 * config/i386/t-i386: Use DWARF2_H.
11613 * except.c: Include elf/dwarf2.h.
11614 * unwind-dw2.c: Include elf/dwarf2.h.
11615 * dwarf2out.c: Include elf/dwarf2.h.
11616 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11617 <dtprel>: New field.
11618 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11619 (size_of_loc_descr): Likewise.
11620 (output_loc_operands_raw): Likewise.
11621 (output_loc_operands): Handle new dtprel field.
11622 (loc_checksum): Update.
11623 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11624 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11625 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11626 * dwarf2asm.c: Include elf/dwarf2.h.
11627 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11628 * config/mmix/mmix.c: Include elf/dwarf2.h.
11629 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11630 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11631 * config/sh/sh.c: Include elf/dwarf2.h.
11632 * config/i386/i386.c: Include elf/dwarf2.h.
11634 2009-06-29 DJ Delorie <dj@redhat.com>
11636 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11638 * doc/extend.texi: Add MeP attributes and pragmas.
11639 * doc/invoke.text: Add MeP Options.
11640 * doc/contrib.texi: Add MeP contribution.
11641 * doc/md.texi: Add MeP constraints.
11642 * doc/install.texi: Add MeP target.
11644 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11646 * target.h (struct gcc_target): Add frame_pointer_required field.
11647 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11648 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11649 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11651 * reload1.c (update_eliminables): (Ditto.).
11652 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11653 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11654 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11656 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11658 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11659 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11660 (arm_frame_pointer_required): New function.
11662 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11663 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11664 (avr_frame_pointer_required_p): Declare as static.
11665 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11667 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11668 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11669 (bfin_frame_pointer_required): Make as static, change return type
11671 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11673 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11674 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11675 (cris_frame_pointer_required): New function.
11677 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11679 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11680 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11681 (fr30_frame_pointer_required): New function.
11683 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11684 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11685 (frv_frame_pointer_required): Make as static, change return type
11687 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11689 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11690 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11691 (ix86_frame_pointer_required): Make as static, change return type to
11693 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11695 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11696 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11698 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11700 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11702 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11704 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11705 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11706 (mips_frame_pointer_required): Make as static.
11707 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11709 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11710 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11711 (mmix_frame_pointer_required): Mew function.
11713 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11714 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11716 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11718 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11720 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11722 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11723 (CAN_ELIMINATE): Redefine.
11724 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11725 (sparc_frame_pointer_required): New function.
11726 (sparc_can_eliminate): New function.
11727 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11729 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11730 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11732 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11733 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11734 (xtensa_frame_pointer_required): Make as static, change return type
11736 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11739 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11741 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11742 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11743 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11744 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11745 (register_callback): Handle PLUGIN_START_UNIT.
11746 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11748 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11750 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11752 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11753 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11755 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11757 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11760 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11762 * doc/extend.texi (Additional Floating Types): __float128 is also
11763 supported on i386 targets.
11765 2009-06-29 Richard Guenther <rguenther@suse.de>
11767 PR middle-end/14187
11768 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11770 (pt_solutions_same_restrict_base): Declare.
11771 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11773 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11774 (make_constraint_from, make_copy_constraint): Move earlier.
11775 (make_constraint_from_heapvar): New function.
11776 (make_constraint_from_restrict): Likewise.
11777 (handle_lhs_call): Use it.
11778 (find_func_aliases): Use it to track conversions to restrict
11779 qualified pointers.
11780 (struct fieldoff): Add only_restrict_pointers flag.
11781 (push_fields_onto_fieldstack): Initialize it.
11782 (create_variable_info_for): Track global restrict qualified pointers.
11783 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11784 Track restrict qualified pointer arguments.
11785 (set_uids_in_ptset): Use varinfo is_global_var flag.
11786 (find_what_var_points_to): Set the vars_contains_restrict flag.
11787 Always create the points-to solution for sets including restrict tags.
11788 (pt_solutions_same_restrict_base): New function.
11789 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11790 qualified pointers use pt_solutions_same_restrict_base as
11791 additional source for disambiguation.
11793 2009-06-29 Richard Guenther <rguenther@suse.de>
11795 PR middle-end/38212
11796 * alias.c (find_base_decl): Remove.
11797 (get_deref_alias_set_1): Remove restrict handling.
11798 * c-common.c (c_apply_type_quals_to_decl): Do not set
11799 DECL_POINTER_ALIAS_SET.
11800 * gimplify.c (find_single_pointer_decl_1): Remove.
11801 (find_single_pointer_decl): Likewise.
11802 (internal_get_tmp_var): Remove restrict handling.
11803 (gimple_regimplify_operands): Likewise.
11804 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11805 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11806 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11807 * tree.c (restrict_base_for_decl): Remove.
11808 (init_ttree): Do not allocate it.
11809 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11810 LABEL_DECL_UID for label decls.
11811 (copy_node_stat): Do not copy restrict information.
11812 (decl_restrict_base_lookup): Remove.
11813 (decl_restrict_base_insert): Likewise.
11814 (print_restrict_base_statistics): Likewise.
11815 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11816 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11817 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11818 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11819 (LABEL_DECL_UID): Adjust.
11820 (DECL_BASED_ON_RESTRICT_P): Remove.
11821 (DECL_GET_RESTRICT_BASE): Likewise.
11822 (SET_DECL_RESTRICT_BASE): Likewise.
11823 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11825 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11826 instead of DECL_POINTER_ALIAS_SET.
11827 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11828 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11829 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11831 2009-06-29 Richard Guenther <rguenther@suse.de>
11833 PR tree-optimization/40579
11834 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11835 the IL to simplify has constants that overflowed.
11837 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11839 PR tree-optimization/40550
11840 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11841 vector_compute_type only when the size of vector_compute_type is
11842 less than the size of type.
11844 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11846 * fold-const.c (contains_label_1): Fix comments.
11847 (contains_label_p): Do not walk trees multiple time.
11849 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11851 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11852 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11853 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11854 ix86_fp_comparison_operator.
11855 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11856 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11857 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11858 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11859 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11860 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11861 (related splits): Change predicate to ix86_fp_comparison_operator.
11862 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11863 instead of ix86_fp_comparison_codes.
11864 (ix86_trivial_fp_comparison_operator,
11865 ix86_fp_comparison_operator): New.
11866 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11867 (ix86_expand_compare): Eliminate last two parameters.
11868 (ix86_fp_jump_nontrivial_p): Kill.
11869 * config/i386/i386.c (put_condition_code): Eliminate call to
11870 ix86_fp_comparison_codes and subsequent assertion.
11871 (ix86_fp_comparison_codes): Eliminate.
11872 (ix86_fp_swap_condition): New.
11873 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11874 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11875 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11876 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11877 and ix86_fp_swap_condition.
11878 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11879 Use ix86_fp_comparison_strategy.
11880 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11881 (ix86_fp_jump_nontrivial_p): Eliminate.
11882 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11883 call to ix86_expand_compare.
11884 (ix86_split_fp_branch, ix86_expand_setcc,
11885 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11886 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11888 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11890 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11891 related to jump_clobbers.
11892 * config/arm/arm.md (conds): Remove jump_clob case.
11893 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11894 splits): Change comparison_operator to arm_comparison_operator.
11895 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11898 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11900 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11901 condition for floating point modes.
11902 * expmed.c (emit_store_flag_1): Move here a bigger part
11903 of emit_store_flag.
11904 (emit_store_flag): Try swapping the condition for floating point
11906 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11908 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11910 * expr.c (expand_expr_real_1): Just use do_store_flag.
11911 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11912 emit_store_flag_force.
11913 * expmed.c (emit_store_flag_force): Copy here trick
11914 previously in expand_expr_real_1. Try reversing the comparison.
11915 (emit_store_flag_1): Work if target is NULL.
11916 (emit_store_flag): Work if target is NULL, using the result mode
11917 from the comparison. Use split_comparison, restructure final part
11918 to simplify conditionals.
11920 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11922 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11923 * dojump.c (do_jump): Change handling of floating-point
11924 ops to use just do_compare_and_jump.
11925 (split_comparison): New.
11926 (do_compare_rtx_and_jump): Add here logic coming previously
11927 in do_jump, using split_comparison.
11929 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11932 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11934 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11936 * tree-ssa-alias.c: Fix unintentional commit.
11938 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11940 * passes.c (execute_one_pass): Fix unintentional commit.
11942 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11944 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11945 (df_rd_local_compute, df_md_local_compute): Inline them.
11947 (df_md_scratch): New.
11948 (df_md_alloc, df_md_free): Allocate/free it.
11949 (df_md_local_compute): Only include live registers in init.
11950 (df_md_transfer_function): Prune the in-set computed by
11951 the confluence function, and the gen-set too.
11953 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11955 PR rtl-optimization/26854
11956 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11957 * df-problems.c (df_rd_add_problem): Fix comment.
11958 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11959 df_md_simulate_artificial_defs_at_top,
11960 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11961 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11962 df_md_transfer_function, df_md_init, df_md_confluence_0,
11963 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11964 problem_MD, df_md_add_problem): New.
11965 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11966 df_md_get_bb_info): New.
11967 (DF_LAST_PROBLEM_PLUS1): Adjust.
11969 * Makefile.in (fwprop.o): Include domwalk.h.
11970 * fwprop.c: Include domwalk.h.
11971 (reg_defs, reg_defs_stack): New.
11972 (bitmap_only_bit_between): Remove.
11973 (process_defs): New.
11974 (process_uses): Use reg_defs and local_md instead of
11975 bitmap_only_bit_between and local_rd.
11976 (single_def_use_enter_block): New, from build_single_def_use_links.
11977 (single_def_use_leave_block): New.
11978 (build_single_def_use_links): Remove code moved to
11979 single_def_use_enter_block, invoke domwalk.
11980 (use_killed_between): Adjust comment.
11982 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11984 * bitmap.h (bitmap_ior_and_into): New.
11985 * bitmap.c (bitmap_ior_and_into): New.
11987 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11989 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11990 before_dom_children_before_stmts and after_dom_children_after_stmts.
11991 Rename the two remaining callbacks to just before_dom_children and
11992 after_dom_children. Remove other GIMPLE statement walking bits.
11993 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11994 * graphite.c: Do not include domwalk.h.
11995 * tree-into-ssa.c (interesting_blocks): New global.
11996 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11997 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11998 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11999 now that they're not domwalk callbacks.
12000 (rewrite_initialize_block): Rename to...
12001 (rewrite_enter_block): ... this, place after called functions. Test
12002 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12003 (rewrite_finalize_block): Rename to...
12004 (rewrite_leave_block): ... this, place after called functions.
12005 (rewrite_update_init_block): Rename to...
12006 (rewrite_update_enter_block): ... this, place after called functions.
12007 Test interesting_blocks, call rewrite_update_stmt and
12008 rewrite_update_phi_arguments.
12009 (rewrite_update_fini_block): Rename to...
12010 (rewrite_leave_block): ... this, place after called functions.
12011 (rewrite_blocks): Remove last argument, simplify initialization of
12013 (mark_def_sites_initialize_block): Rename to...
12014 (mark_def_sites_block): ... this, call mark_def_sites.
12015 (mark_def_sites_blocks): Remove argument, simplify initialization of
12017 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12018 (update_ssa): Likewise.
12019 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12021 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12022 (dom_opt_initialize_block): Rename to...
12023 (dom_opt_enter_block): ... this, place after called functions. Walk
12024 statements here, inline propagate_to_outgoing_edges.
12025 (dom_opt_finalize_block): Rename to...
12026 (dom_opt_leave_block): ... this, place after called functions.
12027 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12029 (dse_enter_block, dse_record_phi): New.
12030 (dse_record_phis): Delete.
12031 (dse_finalize_block): Rename to...
12032 (dse_leave_block): ... this.
12033 (tree_ssa_dse): Simplify initialization of walk_data.
12034 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12035 Adjust initialization of walk_data.
12036 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12037 * tree-ssa-loop-phiopt.c (get_non_trapping):
12038 Adjust initialization of walk_data.
12039 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12040 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12041 it's not a domwalk callback.
12042 (uncprop_initialize_block): Rename to...
12043 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12044 (dse_finalize_block): Rename to...
12045 (dse_leave_block): ... this.
12046 (tree_ssa_uncprop): Simplify initialization of walk_data.
12047 * Makefile.in: Adjust dependencies.
12049 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12051 * arm.md (casesi): Fix test for Thumb1.
12052 (thumb1_casesi_internal_pic): Likewise.
12053 (thumb1_casesi_dispatch): Likewise.
12055 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12057 * config/arm/arm-cores.def: Added core cortex-m0.
12058 * config/arm/arm-tune.md: Regenerated.
12059 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12061 2009-06-26 DJ Delorie <dj@redhat.com>
12063 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12065 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12066 the scheduler doesn't tag jump insns.
12068 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12070 * c-decl.c (merge_decls): Re-indent.
12072 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12075 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12076 Special-case decimal float constants.
12078 2009-06-26 Richard Henderson <rth@redhat.com>
12080 * function.h (struct function): Add cannot_be_copied_reason,
12081 and cannot_be_copied_set.
12082 * tree-inline.c (has_label_address_in_static_1): Rename from
12083 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12084 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12085 don't set inline_forbidden_reason.
12086 (copy_forbidden): New function, split out of inline_forbidden_p.
12087 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12088 (inline_forbidden_p): Use copy_forbidden.
12089 (tree_versionable_function_p): Likewise.
12090 (inlinable_function_p): Merge into tree_inlinable_function_p.
12091 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12092 * ipa-cp.c (ipcp_versionable_function_p): New function.
12093 (ipcp_cloning_candidate_p): Use it.
12094 (ipcp_node_modifiable_p): Likewise.
12096 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12098 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12099 that is marked not to be inlined. Remove flag_mudflap use.
12100 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12101 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12103 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12106 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12107 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12109 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12111 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12113 (__mingwthr_remove_key_dtor): Likewise.
12115 2009-06-26 Richard Guenther <rguenther@suse.de>
12117 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12119 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12121 PR middle-end/40525
12122 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12123 try the non-cond_exec path also.
12125 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12128 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12129 (output_cbranch): Use new functions.
12130 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12133 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12134 Pat Haugen <pthaugen@us.ibm.com>
12135 Revital Eres <ERES@il.ibm.com>
12137 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12138 for %c error. Add %x support to print VSX registers as a unified
12139 register set, instead of separate float and altivec registers.
12140 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12141 %y case, and add support for VSX pre-modify addresses.
12142 (output_toc): Add assert for CONST containing an integer constant
12144 (rs6000_adjust_cost): Add POWER7 support.
12145 (insn_must_be_first_in_group): Ditto.
12146 (insn_must_be_last_in_group): Ditto.
12147 (rs6000_emit_popcount): Ditto.
12148 (rs6000_vector_mode_supported_p): Ditto.
12150 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12151 Change some of the functions called by macros to being called
12152 through a pointer, so debug functions can be inserted if
12153 -mdebug=addr or -mdebug=cost.
12154 (rs6000_preferred_reload_class_ptr): Ditto.
12155 (rs6000_secondary_reload_class_ptr): Ditto.
12156 (rs6000_secondary_memory_needed_ptr): Ditto.
12157 (rs6000_cannot_change_mode_class_ptr): Ditto.
12158 (rs6000_secondary_reload_inner): Ditto.
12159 (rs6000_legitimize_reload_address): Ditto.
12160 (rs6000_legitimize_reload_address_ptr): Ditto.
12161 (rs6000_mode_dependent_address): Ditto.
12162 (rs6000_mode_dependent_address_ptr): Ditto.
12164 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12165 function to return true if the mode allows reg + integer
12167 (virtual_stack_registers_memory_p): New function to return true if
12168 the address refers to a virtual stack register.
12169 (rs6000_legitimate_offset_address_p): Move code to say whether a
12170 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12172 (rs6000_legitimate_address_p): Add checks for modes that only can
12173 do reg+reg addressing. Start adding VSX support.
12174 (rs6000_legitimize_reload_address): Ditto.
12175 (rs6000_legitimize_address): Ditto.
12176 (rs6000_debug_legitimate_address_p): New debug functions for
12177 -mdebug=addr and -mdebug=cost.
12178 (rs6000_debug_rtx_costs): Ditto.
12179 (rs6000_debug_address_costs): Ditto.
12180 (rs6000_debug_adjust_cost): Ditto.
12181 (rs6000_debug_legitimize_address): Ditto.
12182 (rs6000_legitimize_reload_address_ptr): Point to call normal
12183 function or debug function. Make functions called via pointer
12185 (rs6000_mode_dependent_address_ptr): Ditto.
12186 (rs6000_secondary_reload_class_ptr): Ditto.
12187 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12188 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12189 into a friendlier error.
12190 (rs6000_init_builtins): Add initial VSX support.
12191 (rs6000_adjust_cost): Fix some spacing issues.
12193 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12194 (REG_CLASS_NAMES): Ditto.
12195 (REG_CLASS_CONTENTS): Ditto.
12196 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12197 pointer, to add -mdebug=addr support.
12198 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12199 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12200 -mdebug=addr support.
12201 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12202 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12203 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12205 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12207 (bswapsi*): Set attribute types for load/store. Add combiner
12208 patterns to eliminate zero extend on 64-bit.
12209 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12210 stdbrx if the hardware supports those instructions.
12212 2009-06-25 Ian Lance Taylor <iant@google.com>
12214 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12215 (Link Options): Document -static-libstdc++.
12217 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12220 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12221 DATA_ALIGNMENT instead.
12223 2009-06-25 Richard Guenther <rguenther@suse.de>
12225 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12226 indirect references against the callused/escaped solutions.
12227 (call_may_clobber_ref_p_1): Likewise.
12229 2009-06-25 Martin Jambor <mjambor@suse.cz>
12231 PR tree-optimization/40493
12232 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12233 (enum unscalarized_data_handling): New type.
12234 (handle_unscalarized_data_in_subtree): Return what has been done.
12235 (load_assign_lhs_subreplacements): Handle left flushes differently.
12236 (sra_modify_assign): Use unscalarized_data_handling, simplified
12237 condition determining whether to remove the statement.
12239 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12241 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12242 excerpt - @ should be doubled for texinfo.
12244 2009-06-24 Ian Lance Taylor <iant@google.com>
12246 * config/arc/arc.c: Include "df.h".
12247 (arc_attribute_table): Make static. Move higher in file.
12248 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12249 (output_shift): Initialize n later to avoid warning.
12250 * config/arm/arm.c (arm_attribute_table): Make static. Move
12252 * config/avr/avr.c (avr_attribute_table): Make static. Move
12254 (reg_class_tab): Change array type from int to enum reg_class.
12255 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12257 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12258 (lshrhi3_out): Likewise.
12259 (class_likely_spilled_p): Change return type to bool.
12260 (avr_rtx_costs): Use local code variable with enum type.
12261 * config/avr/avr.md (movmemhi): Use add_reg_note.
12262 (andhi3, andsi3): Don't use AS2 with "and".
12263 (iorhi3, iorsi3): Don't use AS2 with "or".
12264 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12265 * config/crx/crx.c: Include "df.h".
12266 (crx_attribute_table): Make static.
12267 * config/m32r/m32r.c: Include "df.h".
12268 (m32r_attribute_table): Make static. Move higher in file.
12269 (pop): Use add_reg_note.
12270 (block_move_call): Change 0 to LCT_NORMAL in function call.
12271 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12272 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12273 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12274 declare, not just when TREE_CODE is defined.
12275 * config/m68hc11/m68hc11.c: Include "expr.h".
12276 (m68hc11_attribute_table): Make static. Move higher in file.
12277 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12279 (m68hc11_register_indirect_p): Likewise.
12280 (m68hc11_function_arg_padding): Change return type to enum
12282 (emit_move_after_reload): Use add_reg_note.
12283 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12284 (m68hc11_split_logical): Likewise.
12285 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12287 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12288 to VOIDmode in function call.
12289 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12291 (m68hc11_split_logical): Update declaration.
12292 (m68hc11_function_arg_padding): Update declaration.
12293 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12294 to array of enum reg_class.
12295 (mcore_attribute_table): Make static. Move higher in file.
12296 (mcore_rtx_costs): Add cast to enum type.
12297 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12298 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12299 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12301 * config/sh/predicates.md (trapping_target_operand): Rename and to
12303 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12305 * config/spu/spu.c (spu_attribute_table): Make static. Move
12307 * config/v850/v850.c (v850_attribute_table): Make static. Move
12309 (v850_rtx_costs): Use local code with enum type.
12310 (expand_epilogue): Add cast.
12311 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12313 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12316 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12317 -m2a-single-only and -m2a-nofpu.
12318 * config/sh/sh.opt: Document m2a generates FPU code.
12320 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12322 * defaults.h (CAN_ELIMINATE): Provide default.
12323 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12324 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12325 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12326 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12327 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12328 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12329 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12330 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12331 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12332 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12334 2009-06-24 DJ Delorie <dj@redhat.com>
12336 * mep-ext-cop.cpu: Fix copyright notice.
12337 * mep-default: Fix copyright notice.
12338 * mep-core: Fix copyright notice.
12339 * mep: Fix copyright notice.
12340 * mep-ivc2: Fix copyright notice.
12341 * mep-c5: Fix copyright notice.
12343 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12345 * doc/contrib.texi (Contributors):
12347 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12349 PR middle-end/40501
12350 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12351 src and dst operands if necessary.
12353 2009-06-23 DJ Delorie <dj@redhat.com>
12356 * config.gcc: Add mep support.
12357 * recog.c: Resurrect validate_replace_rtx_subexp().
12358 * recog.h: Likewise.
12359 * config/mep/: Add new port:
12360 * config/mep/constraints.md: New file.
12361 * config/mep/default.h: New file.
12362 * config/mep/intrinsics.h: New file.
12363 * config/mep/intrinsics.md: New file.
12364 * config/mep/ivc2-template.h: New file.
12365 * config/mep/mep-c5.cpu: New file.
12366 * config/mep/mep-core.cpu: New file.
12367 * config/mep/mep-default.cpu: New file.
12368 * config/mep/mep-ext-cop.cpu: New file.
12369 * config/mep/mep-intrin.h: New file.
12370 * config/mep/mep-ivc2.cpu: New file.
12371 * config/mep/mep-lib1.asm: New file.
12372 * config/mep/mep-lib2.c: New file.
12373 * config/mep/mep-pragma.c: New file.
12374 * config/mep/mep-protos.h: New file.
12375 * config/mep/mep-tramp.c: New file.
12376 * config/mep/mep.c: New file.
12377 * config/mep/mep.cpu: New file.
12378 * config/mep/mep.h: New file.
12379 * config/mep/mep.md: New file.
12380 * config/mep/mep.opt: New file.
12381 * config/mep/predicates.md: New file.
12382 * config/mep/t-mep: New file.
12384 2009-06-23 Ian Lance Taylor <iant@google.com>
12386 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12387 from loose_warn into c_loose_warn and from strict_warn into
12388 c_strict_warn. Set and substitute warn_cxxflags. Check for
12389 --enable-build-with-cxx. Set and substitute
12390 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12391 * Makefile.in (CXXFLAGS): New variable.
12392 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12393 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12394 the default is the same as $(STRICT_WARN).
12395 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12396 (CXX): New variable.
12397 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12398 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12399 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12400 (HOST_LIBS): New variable.
12401 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12402 (ALL_CXXFLAGS): New variable.
12403 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12404 * doc/install.texi (Configuration): Document
12405 --enable-build-with-cxx, --with-stage1-ldflags,
12406 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12407 * configure: Rebuild.
12409 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12411 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12412 from previous commit.
12414 2009-06-23 Ian Lance Taylor <iant@google.com>
12416 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12418 2009-06-23 Ian Lance Taylor <iant@google.com>
12420 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12421 with ATTRIBUTE_UNUSED.
12423 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12424 Pat Haugen <pthaugen@us.ibm.com>
12425 Revital Eres <eres@il.ibm.com>
12427 * config.in (HAVE_AS_POPCNTD): Add default definition.
12428 (HAVE_AS_LWSYNC): Ditto.
12430 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12432 (gcc_cv_as_powerpc_cmpb): Ditto.
12433 (gcc_cv_as_powerpc_dfp): Ditto.
12434 (gcc_cv_as_powerpc_vsx): Ditto.
12435 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12436 supporting the popcntd/lwsync instructions.
12437 (gcc_cv_as_powerpc_lwsync): Ditto.
12438 * configure: Regenerate.
12440 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12441 -mcpu=native and -mcpu=power7.
12442 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12444 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12445 a variable instead of a mask to reduce the number of mask bits.
12446 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12447 (-mbit-word): Ditto.
12448 (-mregnames): Ditto.
12449 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12450 (-mfused-madd): Ditto.
12452 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12454 (-mvsx): New switch for VSX instructions.
12455 (-misel): Move from a variable to a mask to allow it to be set by
12458 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12459 function declaration to an array declaration.
12460 (rs6000_hard_regno_nregs): New external array declaration.
12462 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12463 files included by rs6000.md.
12465 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12466 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12468 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12470 (rs6000_debug_reg): New -mdebug= variables.
12471 (rs6000_debug_addr): Ditto.
12472 (rs6000_debug_cost): Ditto.
12473 (rs6000_pmode): New variable to hold Pmode.
12474 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12475 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12476 calculated at compiler start.
12477 (rs6000_hard_regno_nregs): Change function to an array which holds
12478 HARD_REGNO_NREGS calculated at compiler start.
12479 (rs6000_explicit_options): Delete isel field.
12480 (rs6000_vector_unit): New array to hold which vector unit
12481 supports arithmetic options for a given type.
12482 (rs6000_vector_mem): New array to hold which vector unit supports
12483 memory reference operations for a given type.
12484 (rs6000_vector_align): New array to given the alignment of each
12486 (power7_cost): New basic costs for power7.
12487 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12488 (rs6000_hard_regno_nregs_internal): New function, moved from
12489 HARD_REGNO_NREGS, to calculate the number of registers each hard
12490 register takes for each type.
12491 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12492 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12493 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12494 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12495 unit information here so it is calculated once at compiler startup
12497 (rs6000_override_options): Make -misel a target mask. Add more
12498 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12499 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12501 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12502 (rs6000_handle_option): Move -misel from variable to target mask.
12503 (rs6000_builtin_mask_for_load): Add VSX support.
12504 (rs6000_conditional_register_usage): Ditto.
12505 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12506 (function_arg_boundary): Ditto.
12507 (rs6000_expand_builtin): Ditto.
12508 (def_builtin): Make abort message a little friendlier.
12509 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12511 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12512 assembler support the popcntd instruction instead of a vsx
12513 instruction to enable power7 support.
12514 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12515 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12516 option to the assembler if -mcpu=native.
12517 (ASM_CPU_NATIVE_SPEC): Ditto.
12518 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12520 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12521 the lwsync instruction.
12522 (enum processor_type): Add PROCESSOR_POWER7.
12523 (rs6000_debug_reg): New -mdebug= options.
12524 (rs6000_debug_addr): Ditto.
12525 (rs6000_debug_cost): Ditto.
12526 (rs6000_isel): Delete.
12527 (enum rs6000_vector): New enum to say what vector unit we have.
12528 (VECTOR_UNIT_*): New macros to say which vector unit has
12529 arithmetic operations for a given type.
12530 (VECTOR_MEM_*): New macros to say which vector unit has memory
12531 operations for a given type.
12532 (TARGET_LDBRX): Whether the machine supports the ldbrx
12534 (TARGET_ISEL): Delete, -misel moved to be a mask.
12535 (TARGET_ISEL64): New macro for 64-bit isel support.
12536 (UNITS_PER_VSX_WORD): New macro.
12537 (POINTER_SIZE): Move to be an external variable, rather than
12538 calculating whether we are generating 32 ot 64-bit code.
12540 (STACK_BOUNDARY): Add VSX support.
12541 (LOCAL_ALIGNMENT): Ditto.
12542 (SLOW_UNALIGNED_ACCESS): Ditto.
12543 (VSX_REGNO_P): New macro for VSX support.
12544 (VFLOAT_REGNO_P): Ditto.
12545 (VINT_REGNO_P): Ditto.
12546 (VLOGICAL_REGNO_P): Ditto.
12547 (VSX_VECTOR_MODE): Ditto.
12548 (VSX_SCALAR_MODE): Ditto.
12550 (VSX_MOVE_MODE): Ditto.
12551 (VSX_REG_CLASS_P): Ditto.
12552 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12554 (UNITS_PER_SIMD_WORD): Add VSX support.
12555 (MODES_TIEABLE_P): Ditto.
12556 (STARTING_FRAME_OFFSET): Ditto.
12557 (STACK_DYNAMIC_OFFSET): Ditto.
12558 (EPILOGUE_USES): Ditto.
12559 (REGNO_REG_CLASS): Move to array lookup.
12560 (CLASS_MAX_NREGS): Ditto.
12561 (rs6000_vector_reg_class): Add declaration.
12562 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12563 overlap with the floating point and Altivec registers.
12565 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12567 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12568 give the appropriate asm switches if -mcpu=native.
12569 (host_detect_local_cpu): Add support for "asm".
12570 (host_detect_local_cpu): Follow GNU code guidelines for name.
12572 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12573 -mbit-word to a variable instead of being a target mask.
12575 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12576 emit the lwsync instruction instead of emitting the instruction as
12577 an integer constant.
12579 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12580 fixuns_trundfsi2, move expander into rs6000.md.
12582 * config/rs6000/rs6000.md (cpu): Add power7.
12583 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12584 (logical predicate patterns): Change the single instruction
12585 primitives that set CR0 to be fast_compare instead of compare.
12587 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12588 (popcntddi2): Ditto.
12589 (popcount<mode>): Ditto.
12590 (floating multiply/add insns): Name the floating point
12591 multiply/add insns.
12592 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12593 (isel_unsigned_<mode>): Ditto.
12594 (fixuns_trundfsi2): Move expander here from spe.md.
12595 (smindi3): Define if we have -misel on 64-bit systems.
12600 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12602 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12604 * config/avr/avr.c (avr_current_device): New variable.
12605 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12606 (avr_arch, mcu_type_s): Move to avr.h.
12607 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12608 default_data_section_start fields.
12609 (avr_arch): Moved from avr.c.
12610 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12611 library_name fields.
12612 (avr_current_device, avr_mcu_types, avr_arch_types,
12613 avr_device_to_arch, avr_device_to_data_start,
12614 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12615 (EXTRA_SPEC_FUNCTIONS): Define.
12616 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12617 options mapping. Use device_to_arch and device_to_data_start insted.
12618 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12619 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12620 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12621 * config/avr/driver-avr.c: New file.
12622 * config/avr/avr-devices.c: New file.
12624 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12626 * var-tracking.c (unshare_variable): Force initialized to
12627 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12628 (set_variable_part): Likewise.
12629 (struct variable_union_info): Remove pos_src field.
12630 (vui_vec, vui_allocated): New variables.
12631 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12632 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12633 == 1 use a simpler sorting algorithm. Compute pos field right
12634 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12635 Avoid quadratic comparison if !flag_var_tracking_uninit.
12636 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12637 unshare_variable unconditionally.
12638 (dataflow_set_different_2): Removed.
12639 (dataflow_set_different): Don't traverse second hash table.
12640 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12641 unconditionally to var_reg_set or var_mem_set.
12642 (emit_notes_in_bb): Likewise.
12643 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12645 (emit_note_insn_var_location): Don't set initialized to
12646 VAR_INIT_STATUS_INITIALIZED early.
12647 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12649 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12651 * tree-object-size.c (addr_object_size): Instead of checking
12652 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12653 are no FIELD_DECLs following it.
12655 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12657 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12658 order to match bswaps with signed source operands.
12660 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12662 * sdbout.c (sdbout_one_type): Fix braces in switch.
12664 2009-06-23 Richard Guenther <rguenther@suse.de>
12666 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12668 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12669 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12670 var_callused, callused_tree, var_storedanything, storedanything_tree,
12671 var_integer, integer_tree): Remove global variables.
12672 (new_var_info): Do not pass new id, append the new var to the
12673 global variable vector.
12674 (do_ds_constraint): Use is_global_var member of the variable-info.
12675 (new_scalar_tmp_constraint_exp): Adjust.
12676 (create_function_info_for): Likewise.
12677 (create_variable_info_for): Likewise.
12678 (find_what_var_points_to): Remove dead code.
12679 (init_base_vars): Simplify.
12680 (compute_points_to_sets): Adjust.
12682 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12684 * combine.c (try_combine): Dump information about the insns we're
12687 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12689 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12690 check when calling force_to_mode on TRUNCATE's operand.
12692 2009-06-22 Ian Lance Taylor <iant@google.com>
12694 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12696 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12698 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12700 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12702 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12703 override library linkage flags such as -static-libgcc or
12706 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12708 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12710 2009-06-22 Ian Lance Taylor <iant@google.com>
12712 * config/linux.opt: Put mglibc ahead of muclibc.
12714 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12715 for duplicate decls.
12717 2009-06-22 Matthias Klose <doko@ubuntu.com>
12719 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12721 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12724 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12725 instead of NULL if a parser error occurs.
12727 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12729 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12730 non-DWARF2_DEBUGGING_INFO version.
12732 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12734 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12735 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12737 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12738 (LIBGCC2_TF_CEXT): Define.
12741 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12744 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12746 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12748 * config/arm/arm.c (arm_override_options): Disable
12749 -mcaller-super-interworking and -mcallee-super-interworking.
12750 * doc/invoke.texi (ARM Options): Document this.
12752 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12754 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12755 * config/arm/constraints.md (j): New constraint for movw operands.
12756 (N): Remove thumb2 meaning.
12757 * config/arm/arm.md (*arm_movw): Delete.
12758 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12759 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12760 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12762 2009-06-22 Martin Jambor <mjambor@suse.cz>
12764 PR tree-optimization/40492
12765 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12766 build_ref_for_offset.
12768 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12770 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12771 JUMP_TABLE_DATA_P predicates where applicable.
12772 * auto-inc-dec.c: Ditto.
12773 * builtins.c: Ditto.
12774 * caller-save.c: Ditto.
12776 * cfgcleanup.c: Ditto.
12777 * cfglayout.c: Ditto.
12779 * combine.c: Ditto.
12780 * combine-stack-adj.c: Ditto.
12784 * df-scan.c: Ditto.
12786 * dwarf2asm.c: Ditto.
12787 * dwarf2out.c: Ditto.
12788 * emit-rtl.c: Ditto.
12794 * function.c: Ditto.
12797 * genpreds.c: Ditto.
12798 * genrecog.c: Ditto.
12800 * ira-costs.c: Ditto.
12801 * ira-lives.c: Ditto.
12803 * loop-iv.c: Ditto.
12804 * lower-subreg.c: Ditto.
12805 * modulo-sched.c: Ditto.
12807 * postreload.c: Ditto.
12808 * print-rtl.c: Ditto.
12810 * reginfo.c: Ditto.
12811 * regmove.c: Ditto.
12812 * reload1.c: Ditto.
12815 * rtlanal.c: Ditto.
12817 * sched-vis.c: Ditto.
12819 * sel-sched-ir.c: Ditto.
12820 * simplify-rtx.c: Ditto.
12821 * targhooks.c: Ditto.
12822 * var-tracking.c: Ditto.
12823 * vmsdbgout.c: Ditto.
12825 2009-06-22 Matthias Klose <doko@ubuntu.com>
12827 * Makefile.in (install-plugin): Always use DESTDIR.
12829 2009-06-22 Olivier Hainque <hainque@adacore.com>
12831 * config/pa/pa.c (output_call): Don't optimize post call jumps
12832 into return address adjustments if the call may throw.
12834 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12836 * arm.c (thumb1_output_casesi): New function.
12837 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12838 optimizing for size or PIC.
12839 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12840 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12841 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12842 (thumb1_casesi_internal_pic): New expand rule.
12843 (thumb1_casesi_dispatch): New pattern.
12844 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12846 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12847 in the text seciton when PIC or optimizing for size.
12848 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12849 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12850 preservation properties of code.
12851 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12852 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12853 (__gnu_thumb1_case_si): New function.
12854 * t-arm (LIB1ASMSRC): Define here.
12855 (LIB1ASMFUNCS): Add some common functions.
12856 * t-arm-elf (LIB1ASMSRC): Delete.
12857 (LIB1ASMFUNCS): Append to existing set.
12858 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12859 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12860 * t-symbian (LIB1ASMFUNCS): Likewise.
12861 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12862 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12864 2009-06-21 Richard Guenther <rguenther@suse.de>
12866 PR tree-optimization/38729
12867 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12868 to loops with a single exit if -fno-expensive-optimizations.
12870 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12872 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12873 (dataflow_set): Change vars type from htab_t to shared_hash.
12874 (shared_hash_pool, empty_shared_hash): New variables.
12875 (vars_clear): Removed.
12876 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12877 shared_hash_find_slot_unshare, shared_hash_find_slot,
12878 shared_hash_find_slot_noinsert, shared_hash_find): New
12880 (shared_hash_unshare, shared_hash_destroy): New functions.
12881 (unshare_variable): Unshare set->vars if shared, use
12883 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12884 (get_init_value, find_src_set_src, dump_dataflow_set,
12885 clobber_variable_part, emit_notes_for_differences): Use
12887 (dataflow_set_init): Remove second argument, set vars to
12888 empty_shared_hash instead of creating a new htab.
12889 (dataflow_set_clear): Call shared_hash_destroy and set vars
12890 to empty_shared_hash instead of calling vars_clear.
12891 (dataflow_set_copy): Don't call vars_copy, instead just share
12892 the src htab with dst.
12893 (variable_union): Use shared_hash_*, use initially NO_INSERT
12894 lookup if set->vars is shared. Don't keep slot cleared before
12895 calling unshare_variable. Unshare set->vars if needed.
12896 Even ->refcount == 1 vars must be unshared if set->vars is shared
12897 and var needs to be modified.
12898 (variable_canonicalize): New function.
12899 (dataflow_set_union): If dst->vars is empty, just share src->vars
12900 with dst->vars and traverse with variable_canonicalize to canonicalize
12901 and unshare what is needed.
12902 (dataflow_set_different): If old_set and new_set use the same shared
12903 htab, they aren't different. If number of htab elements is different,
12904 htabs are different. Use shared_hash_*.
12905 (dataflow_set_destroy): Call shared_hash_destroy instead of
12907 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12908 second argument to dataflow_set_init.
12909 (vt_initialize): Likewise. Initialize shared_hash_pool and
12910 empty_shared_hash, move bb in/out initialization afterwards.
12911 Use variable_htab_free instead of NULL as changed_variables del hook.
12912 (variable_was_changed): Change type of second argument to pointer to
12913 dataflow_set. When inserting var into changed_variables, bump
12914 refcount. Unshare set->vars if set is shared htab and slot needs to
12916 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12917 lookup if set->vars is shared. Unshare set->vars if needed.
12918 Even ->refcount == 1 vars must be unshared if set->vars is shared
12919 and var needs to be modified. Adjust variable_was_changed caller.
12920 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12921 vars must be unshared if set->vars is shared and var needs to be
12922 modified. Adjust variable_was_changed caller.
12923 (emit_note_insn_var_location): Don't pool_free var.
12924 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12926 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12927 free_alloc_pool on shared_hash_pool.
12929 2009-06-20 Anthony Green <green@moxielogic.com>
12931 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12932 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12934 2009-06-20 Richard Guenther <rguenther@suse.de>
12936 * tree-ssa-structalias.c (find_func_aliases): For memset use
12937 a constraint from NULL if we memset to zero.
12938 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12939 we explicitly handle that do not read from memory.
12940 (call_may_clobber_ref_p_1): Properly handle builtins that may
12943 2009-06-20 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/40495
12946 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12947 (new_scalar_tmp_constraint_exp): New function.
12948 (process_constraint): Do not create temporary decls.
12949 (process_all_all_constraints): Likewise.
12950 (handle_const_call): Likewise.
12951 (create_function_info_for): Do not set decl.
12953 2009-06-19 Ian Lance Taylor <iant@google.com>
12955 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12956 (rs6000_attribute_table): Make static; move before use.
12958 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12960 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12961 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12962 Propagate the TREE_READONLY flag without overwriting it.
12963 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12964 Propagate the TREE_READONLY flag onto the result.
12965 (process_call_operands): Move around. Use correct constant value.
12967 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12970 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12971 * config/arm/arm.md: Likewise.
12973 2009-06-19 Ian Lance Taylor <iant@google.com>
12975 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12976 to GIMPLE_ERROR_MARK.
12978 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12979 op2_original_type parameters. Warn about using different enum types.
12980 * c-parser.c (c_parser_conditional_expression): Pass original
12981 types to build_conditional_expr.
12982 * c-tree.h (build_conditional_expr): Update declaration.
12984 2009-06-19 Ian Lance Taylor <iant@google.com>
12986 * config/i386/i386.c (ix86_function_specific_save): Test that
12987 fields match values, rather than testing the values are in a
12990 2009-06-19 Richard Guenther <rguenther@suse.de>
12992 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12993 ADDR_EXPR pointers.
12994 (ptr_derefs_may_alias_p): Likewise.
12995 (ptr_deref_may_alias_ref_p_1): New function.
12996 (ptr_deref_may_alias_ref_p): Likewise.
12997 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12998 covered by looking at the ESCAPED solution.
12999 (call_may_clobber_ref_p_1): Likewise.
13000 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13001 Handle NULL_TREE offset. Do not produce redundant constraints.
13002 (process_all_all_constraints): New helper function.
13003 (do_structure_copy): Use it.
13004 (handle_lhs_call): Likewise.
13005 (find_func_aliases): Handle some builtins with pointer arguments
13006 and/or return values explicitly.
13008 2009-06-19 Ian Lance Taylor <iant@google.com>
13010 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13012 2009-06-19 Ian Lance Taylor <iant@google.com>
13014 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13016 2009-06-19 Ian Lance Taylor <iant@google.com>
13018 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13019 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13022 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13023 uninitialized const.
13025 2009-06-19 Ian Lance Taylor <iant@google.com>
13027 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13030 * c-decl.c (in_struct, struct_types): Remove.
13031 (struct c_binding): Add in_struct field.
13032 (c_binding_ptr): Define type, along with VEC.
13033 (struct c_struct_parse_info): Define.
13034 (struct_parse_info): New static variable.
13035 (bind): Initialize in_struct field.
13036 (start_struct): Remove enclosing_in_struct and
13037 enclosing_struct_types parameters. Add
13038 enclosing_struct_parse_info parameter. Change all callers. Set
13039 struct_parse_info rather than in_struct and struct_types.
13040 (grokfield): If -Wc++-compat and there is a symbol binding for the
13041 field name, set the in_struct flag and push it on the
13042 struct_parse_info->fields vector.
13043 (warn_cxx_compat_finish_struct): New static function.
13044 (finish_struct): Remove enclosing_in_struct and
13045 enclosing_struct_types parameters. Add
13046 enclosing_struct_parse_info parameter. Change all callers. Don't
13047 set C_TYPE_DEFINED_IN_STRUCT here. Call
13048 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13049 parameter. Only push on struct_types if warn_cxx_compat.
13050 (finish_enum): Only push on struct_types if warn_cxx_compat.
13051 (declspecs_add_type): Add loc parameter. Change all callers.
13052 Change all error calls to error_at. Pass loc, not input_location,
13053 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13054 defined in a struct. If -Wc++-compat and parsing a struct, record
13055 that a typedef name was used.
13056 * c-parser.c (c_parser_declspecs): Get location to pass to
13057 declspecs_add_type.
13058 (c_parser_struct_or_union_specifier): Update calls to start_struct
13060 * c-tree.h (struct c_struct_parse_info): Declare.
13061 (finish_struct, start_struct): Update declarations.
13062 (declspecs_add_type): Update declaration.
13064 2009-06-19 Ian Lance Taylor <iant@google.com>
13066 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13067 variable with an anonymous type.
13069 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13071 * see.c: Remove for real.
13073 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13075 * optabs.h (enum optab_index): Add new OTI_significand.
13076 (significand_optab): Define corresponding macro.
13077 * optabs.c (init_optabs): Initialize significand_optab.
13078 * genopinit.c (optabs): Implement significand_optab using
13079 significand?f2 patterns.
13080 * builtins.c (expand_builtin_mathfn): Handle
13081 BUILT_IN_SIGNIFICAND{,F,L}.
13082 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13083 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13085 * config/i386/i386.md (significandxf2, significand<mode>2): New
13086 expanders to implement significandf, significand and significandl
13087 built-ins as inline x87 intrinsics.
13089 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13091 * config/avr/avr.c (avr_override_options): Remove setting value of
13092 PARAM_INLINE_CALL_COST.
13094 2009-06-18 Richard Henderson <rth@redhat.com>
13097 * tree-pass.h (TDF_ASMNAME): New.
13098 * tree-dump.c (dump_options): Add asmname.
13099 * doc/invoke.texi: Document it.
13101 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13102 (dump_decl_name): ...here.
13103 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13104 (dump_generic_node): Update dump_function_name calls.
13105 (print_call_name): New flags arg; update all dump calls.
13106 * diagnostic.h (print_call_name): Update.
13107 * gimple-pretty-print.c (dump_gimple_call): Update.
13109 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13112 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13114 2009-06-18 Diego Novillo <dnovillo@google.com>
13116 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13117 * plugin.c (str_license): Declare.
13118 (try_init_one_plugin): Assert that the symbol
13119 'plugin_is_GPL_compatible' exists.
13121 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13124 * Makefile.in (OBJS-common): Remove see.o.
13126 * common.opt (fsee): Mark as preserved for backward compatibility.
13127 * opts.c (common_handle_option): Add OPT_fsee to the backward
13128 compatibility section.
13129 * passes.c (init_optimization_passes, pass_see): Remove pass.
13130 * timevar.def (TV_SEE): Remove.
13131 * tree-pass.h (pass_see): Remove declaration.
13132 * doc/invoke.texi (-fsee): Remove documentation.
13134 2009-06-18 Martin Jambor <mjambor@suse.cz>
13136 * tree-sra.c: Include statistics.h
13137 (sra_stats): New variable.
13138 (sra_initialize): Clear sra_stats.
13139 (create_access_replacement): Increment sra_stats.replacements.
13140 (get_access_replacement): Do not return twice.
13141 (analyze_all_variable_accesses): Increment statistics counter by the
13142 number of scalarized aggregates.
13143 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13144 (sra_modify_expr): Increment sra_stats.exprs.
13145 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13146 (sra_modify_assign): Increment sra_stats.exprs,
13147 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13148 (perform_intra_sra): Update statistics counters.
13149 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13151 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13153 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13154 (arm_scalar_mode_supported_p): New function.
13156 2009-06-18 Paul Brook <paul@codesourcery.com>
13157 Sandra Loosemore <sandra@codesourcery.com>
13159 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13160 (__extendhfsf2, __truncsfhf2): Define.
13161 * config/arm/fp16.c: New file.
13162 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13163 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13165 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13167 * doc/extend.texi (Half-Precision): New section.
13168 * doc/invoke.texi (Option Summary): List -mfp16-format.
13169 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13170 * config/arm/arm.opt (mfp16-format=): New.
13171 * config/arm/arm.c: Include intl.h.
13172 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13173 (TARGET_INVALID_RETURN_TYPE): Redefine.
13174 (TARGET_PROMOTED_TYPE): Redefine.
13175 (TARGET_CONVERT_TO_TYPE): Redefine.
13176 (arm_fp16_format): Define.
13177 (all_fpus): Add entry for neon-fp16.
13178 (fp_model_for_fpu): Likewise.
13179 (struct fp16_format): Declare.
13180 (all_fp16_formats): Define.
13181 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13183 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13185 (arm_legitimate_index_p): Treat HFmode like HImode.
13186 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13187 (coproc_secondary_reload_class): Special-case HFmode.
13188 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13189 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13190 (arm_init_fp16_builtins): New.
13191 (arm_init_builtins): Call it.
13192 (arm_invalid_parameter_type): New.
13193 (arm_invalid_return_type): New.
13194 (arm_promoted_type): New.
13195 (arm_convert_to_type).
13196 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13198 (arm_emit_fp16_const): New function.
13199 (arm_mangle_type): Mangle __fp16 as "Dh".
13200 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13202 (TARGET_NEON_FP16): New.
13203 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13204 (enum fputype): Add FPUTYPE_NEON_FP16.
13205 (enum arm_fp16_format_type): Declare.
13206 (arm_fp16_format): Declare.
13207 (LARGEST_EXPONENT_IS_NORMAL): Define.
13208 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13209 * config/arm/arm-modes.def (HFmode): Define.
13210 * config/arm/vfp.md: (*movhf_vfp): New.
13211 (extendhfsf2): New.
13213 * config/arm/arm.md: (fpu): Add neon_fp16.
13214 (floatsihf2, floatdihf2): New.
13215 (fix_trunchfsi2, fix_trunchfdi2): New.
13217 (extendhfdf2): New.
13219 (*arm32_movhf): New.
13220 (*thumb1_movhf): New.
13221 (consttable_2): Add check for HFmode constants.
13222 (consttable_4): Handle HFmode constants.
13224 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13226 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13228 2009-06-17 Olivier Hainque <hainque@adacore.com>
13230 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13231 const char ** conversion in AIX specific section.
13233 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13235 * config/i386/i386.c (ix86_special_builtin_type): Remove
13236 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13237 (bdesc_special_args): Updated.
13238 (ix86_init_mmx_sse_builtins): Likewise.
13239 (ix86_expand_special_args_builtin): Likewise.
13241 2009-06-17 Richard Henderson <rth@redhat.com>
13243 * tree-pretty-print.c (maybe_dump_asm_name): New.
13244 (dump_decl_name): Use it.
13245 (PRINT_FUNCTION_NAME): Merge into...
13246 (dump_function_name): ... here. Use maybe_dump_asm_name.
13248 2009-06-17 Cary Coutant <ccoutant@google.com>
13250 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13252 * debug.c (struct gcc_debug_hooks): Change placeholder for
13254 (debug_nothing_int_charstar_int): Replaced by...
13255 (debug_nothing_int_charstar_int_bool): ...this.
13256 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13257 source_line prototype.
13258 (debug_nothing_int_charstar_int): Replaced by...
13259 (debug_nothing_int_charstar_int_bool): ...this.
13260 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13261 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13262 Output is_stmt operand when necessary.
13263 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13264 (notice_source_line): Add is_stmt parameter.
13265 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13266 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13268 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13269 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13271 2009-06-17 Ian Lance Taylor <iant@google.com>
13273 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13275 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13278 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13280 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13281 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13282 tree_strip_sign_nop_conversions and
13283 tree_ssa_strip_useless_type_conversions rather than stripping
13284 the operations here.
13285 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13287 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13288 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13289 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13290 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13293 2009-06-17 Michael Eager <eager@eagercon.com>
13295 * config/rs6000/constraints.md (register_constraint "d"): New.
13296 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13297 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13298 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13299 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13300 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13301 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13302 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13303 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13304 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13305 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13307 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13308 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13309 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13310 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13311 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13312 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13313 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13314 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13315 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13316 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13317 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13318 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13319 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13320 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13322 2009-06-16 Ian Lance Taylor <iant@google.com>
13324 * profile.c (total_num_never_executed): Don't define.
13325 (compute_branch_probabilities): Don't count or print
13326 num_never_executed.
13327 (init_branch_prob): Don't set total_num_never_executed.
13328 (end_branch_prob): Don't print total_num_never_executed.
13330 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13332 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13334 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13336 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13337 (nabstd2_fpr): Same.
13339 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13341 * expr.c (expand_assignment): Change complex type check.
13343 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13345 * doc/plugins.texi (Building GCC plugins): Added new section.
13347 2009-06-17 Ian Lance Taylor <iant@google.com>
13349 * c-pch.c (get_ident): Don't set size of templ array.
13350 (pch_init): Don't set size of partial_pch array.
13352 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13353 string constant to intialize an array whose size is the length of
13356 2009-06-17 Richard Guenther <rguenther@suse.de>
13358 PR tree-optimization/40389
13359 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13360 to addressable types.
13361 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13363 2009-06-17 Richard Guenther <rguenther@suse.de>
13365 PR middle-end/40460
13366 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13367 if there is no evolution of left in the loop bail out.
13368 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13369 chrec_fold_multiply.
13371 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13372 Janis Johnson <janis187@us.ibm.com>
13375 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13376 for the symbol ref of a constant that is the source of a move
13377 - nor for any other not-obvious-label-ref constants.
13379 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13381 * plugin.c (position_pass): Skip newly inserted pass during list
13382 traversal to avoid repeated insertion.
13384 2009-06-16 Ian Lance Taylor <iant@google.com>
13386 * vec.h (VEC_stack_alloc): Define different version if
13387 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13388 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13389 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13390 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13392 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13394 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13396 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13397 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13398 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13399 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13400 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13401 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13402 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13403 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13404 __builtin_ia32_rdtscp.
13405 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13406 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13407 and __builtin_ia32_rorhi.
13408 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13409 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13410 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13411 (ix86_expand_args_builtin): Likewise.
13412 (ix86_expand_special_args_builtin): Likewise.
13414 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13415 (UNSPECV_RDTSC): Likewise.
13416 (UNSPECV_RDPMC): Likewise.
13417 (*bsr): Renamed to ...
13419 (*bsr_rex64): Renamed to ...
13422 (*rdpmc): Likewise.
13423 (*rdpmc_rex64): Likewise.
13425 (*rdtsc): Likewise.
13426 (*rdtsc_rex64): Likewise.
13427 (rdtscp): Likewise.
13428 (*rdtscp): Likewise.
13429 (*rdtscp_rex64): Likewise.
13431 * config/i386/ia32intrin.h: New.
13433 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13435 2009-06-16 Ian Lance Taylor <iant@google.com>
13437 * ira-build.c (copy_info_to_removed_store_destinations):
13438 Initialize parent_a.
13440 2009-06-16 Ian Lance Taylor <iant@google.com>
13442 * c-decl.c (grokdeclarator): Change size_varies to bool.
13444 2009-06-16 Ian Lance Taylor <iant@google.com>
13446 * sel-sched.c: Make forward declarations of move_op_hooks and
13447 fur_hooks explicitly extern.
13449 2009-06-16 Ian Lance Taylor <iant@google.com>
13451 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13452 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13454 2009-06-16 Ian Lance Taylor <iant@google.com>
13456 * resource.c (mark_referenced_resources): Change
13457 include_delayed_effects parameter to bool. Change all callers.
13458 (mark_end_of_function_resources): Likewise.
13459 * reorg.c (insn_references_resource_p): Likewise.
13460 (insn_sets_resource_p): Likewise.
13461 * resource.h (mark_referenced_resources): Update declaration.
13462 (mark_end_of_function_resources): Update declaration.
13464 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13466 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13468 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13470 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13471 GCC can bootstrap on AIX with GNU Binutils 2.20.
13473 2009-06-16 Ian Lance Taylor <iant@google.com>
13475 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13477 2009-06-16 Ian Lance Taylor <iant@google.com>
13479 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13480 inline, not extern inline.
13481 (exact_log2): Likewise.
13482 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13484 (exact_log2): Likewise, but don't test CTZ_HWI.
13486 2009-06-16 Ian Lance Taylor <iant@google.com>
13488 * bitmap.c (bitmap_clear): Don't declare as inline.
13489 * gimple.c (gimplify_assign): Likewise.
13490 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13491 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13492 (sched_scan_info): Remove duplicate definition.
13494 2009-06-16 Ian Lance Taylor <iant@google.com>
13496 * c-common.c (skip_evaluation): Don't define.
13497 (c_inhibit_evaluation_warnings): Define global variable.
13498 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13499 than skip_evaluation.
13500 (convert_and_check, warn_for_div_by_zero): Likewise.
13501 * c-common.h (skip_evaluation): Don't declare.
13502 (c_inhibit_evaluation_warnings): Declare.
13503 * c-parser.c (c_parser_typeof_specifier): Set
13504 c_inhibit_evaluation_warnings rather than skip_evaluation.
13505 (c_parser_conditional_expression): Likewise.
13506 (c_parser_binary_expression): Likewise.
13507 (c_parser_sizeof_expression): Likewise.
13508 (c_parser_alignof_expression): Likewise.
13509 * c-typeck.c (build_indirect_ref): Check
13510 c_inhibit_evaluation_warnings rather than skip_evaluation.
13511 (build_conditional_expr, build_binary_op): Likewise.
13513 2009-06-16 Richard Guenther <rguenther@suse.de>
13515 * tree-ssa-alias.c (is_escape_site): Remove.
13516 * tree-ssa-alias.h (enum escape_type): Remove.
13517 (is_escape_site): Likewise.
13518 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13519 via casts and asms without deferring to is_escape_site.
13521 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13523 PR middle-end/40446
13524 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13525 use gen_lowpart if op0 has complex mode.
13527 2009-06-16 Richard Guenther <rguenther@suse.de>
13529 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13530 variables add them to ESCAPED.
13531 (find_func_aliases): Do not make all indirectly stored values escaped.
13533 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13535 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13536 make_decl_one_only.
13538 2009-06-16 Martin Jambor <mjambor@suse.cz>
13540 PR tree-optimization/40432
13541 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13542 check whether we need to force gimple register operand.
13544 2009-06-16 Martin Jambor <mjambor@suse.cz>
13546 PR tree-optimization/40413
13547 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13548 build_ref_for_offset.
13549 (propagate_subacesses_accross_link): Fix a typo in a comment.
13551 2009-06-16 Ira Rosen <irar@il.ibm.com>
13553 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13554 with additional parameter.
13555 * tree-vectorizer.h (enum vect_def_type): Add new value
13557 (enum vect_relevant): Add comments.
13558 (vect_is_simple_reduction): Add new argument.
13559 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13560 Detect nested cycles.
13561 (vect_is_simple_reduction): Update documentation, add an argument to
13562 distinguish inner-loop reduction from nested cycle, detect nested
13563 cycles, fix printings and indentation, don't swap operands in case
13565 (get_initial_def_for_reduction): Handle subtraction.
13566 (vect_create_epilog_for_reduction): Add new argument to specify
13567 reduction variable.
13568 (vect_finalize_reduction): Handle subtraction, fix comments.
13569 (vectorizable_reduction): Handle nested cycles. In case of nested
13570 cycle keep track of the reduction variable position. Call
13571 vect_is_simple_reduction with additional parameter. Use original
13572 statement code in reduction epilogue for nested cycle. Call
13573 vect_create_epilog_for_reduction with additional parameter.
13574 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13575 inner-loop vectorization.
13576 (vect_recog_widen_sum_pattern): Likewise.
13577 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13579 (vect_mark_stmts_to_be_vectorized): Likewise.
13580 (vect_get_vec_def_for_operand): Handle nested cycles.
13582 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13584 * doc/invoke.texi (Debugging Options): Fix option index entries
13585 for -fdump-statistics, -frandom-seed add entries for
13586 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13587 (FRV Options): Fix entries for -mTLS, -mtls.
13588 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13589 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13590 (M68hc1x Options): Fix @itemx for -mnominmax.
13591 (MCore Options): Fix entry for -mno-lsim.
13592 (MMIX Options): Fix entry for -mabi=mmixware.
13593 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13595 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13597 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13598 Mention the plugin mode of gengtype.
13599 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13600 * gengtype.c: Updated copyright.
13601 (plugin_files, nb_plugin_files) Added new static variables.
13602 (measure_input_list) Care about plugin_files.
13603 (write_rtx_next): Added early return in plugin mode.
13604 (create_file): Updated copyright year in generated file. Added
13606 (oprintf): Added early return if NULL outf.
13607 (get_output_file_with_visibility): Care of plugin_files.
13608 (get_output_file_name): May return null.
13609 (write_local): Added early return.
13610 (put_mangled_filename): Ditto.
13611 (finish_root_table): Added check for base_files.
13612 (write_roots): Care about null when plugins.
13613 (main): Added plugin mode.
13615 2009-06-15 Ian Lance Taylor <iant@google.com>
13617 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13618 * gcov.c (read_count_file): Add braces around variables declared
13621 * c.opt (Wjump-misses-init): New warning.
13622 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13623 -Wall and -Wc++-compat if not already set.
13624 (c_common_post_options): Clear warn_jump_misses_init if it was not
13626 * c-decl.c (struct c_binding): Change type field to a union with
13627 new label field. Make it the first field in the struct. Update
13628 references to type to use u.type instead.
13629 (struct c_spot_bindings): Define.
13630 (struct c_goto_bindings): Define.
13631 (c_goto_bindings_p): Define, along with VECs.
13632 (struct c_label_vars): Define.
13633 (struct c_scope): Add has_label_bindings field.
13634 (bind_label, set_spot_bindings): New static functions.
13635 (decl_jump_unsafe, update_spot_bindings): New static functions.
13636 (update_label_decls): New static function.
13637 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13638 Update binding u.label field to shadowed field.
13639 (c_binding_start_stmt_expr): New function.
13640 (c_binding_end_stmt_expr): New function.
13641 (pushdecl): Don't call c_begin_vm_scope.
13642 (make_label): Add defining and p_label_vars parameters. Change
13644 (lookup_label): Correct test for whether a label has not yet been
13645 defined. Call bind_label rather than bind.
13646 (warn_about_goto): New static function.
13647 (lookup_label_for_goto): New function.
13648 (declare_label): Call bind_label rather than bind.
13649 (check_earlier_gotos): New static function.
13650 (define_label): Don't give errors about jumping into statement
13651 expressions or scopes of variably modified types. Call
13652 set_spot_bindings and check_earlier_gotos. Call bind_label
13653 instead of bind. Don't set label_context_stack_se or
13654 label_context_stack_vm.
13655 (c_get_switch_bindings): New function.
13656 (c_release_switch_bindings): New function.
13657 (c_check_switch_jump_warnings): New function.
13658 (start_function): Don't set label_context_stack_se or
13659 label_context_stack_vm.
13660 (finish_function): Likewise.
13661 * c-typeck.c (label_context_stack_se): Don't define.
13662 (label_context_stack_vm): Don't define.
13663 (c_finish_goto_label): Call lookup_label_for_goto rather than
13664 lookup_label. Don't give errors about jumping into a statement
13665 expression or the scope of a variably modified type. Don't set
13666 label_context_stack_se or label_context_stack_vm.
13667 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13668 fields. Add bindings field.
13669 (c_start_case): Don't set deleted fields. Set bindings field.
13670 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13671 or blocked_vm. Call c_check_switch_jump_warnings.
13672 (c_finish_case): Don't test blocked_stmt_expr field. Call
13673 c_release_switch_bindings.
13674 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13675 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13676 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13677 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13678 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13679 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13680 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13681 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13682 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13683 (C_DECL_UNJUMPABLE_VM): Don't define.
13684 (C_DECL_UNDEFINABLE_VM): Don't define.
13685 (struct c_label_list): Don't define.
13686 (struct c_label_context_se): Don't define.
13687 (struct c_label_context_vm): Don't define.
13688 (struct c_spot_bindings): Declare.
13689 (c_bindings_start_stmt_expr): Declare.
13690 (c_bindings_end_stmt_expr): Declare.
13691 (lookup_label_for_goto): Declare.
13692 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13693 (c_check_switch_jump_warnings): Declare.
13694 (label_context_stack_se, label_context_stack_vm): Don't declare.
13695 (c_finish_goto_label): Update declaration.
13696 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13697 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13698 (Warning Options): Document -Wjump-misses-init.
13700 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13702 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13705 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13707 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13709 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13711 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13713 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13715 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13717 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13719 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13720 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13721 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13722 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13723 * dwarf2asm.c (dw2_force_const_mem): Update call to
13724 make_decl_one_only.
13725 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13726 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13727 * langhooks.c (lhd_comdat_group): Remove.
13728 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13729 * tree.h (DECL_COMDAT_GROUP): New.
13730 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13731 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13732 (make_decl_one_only): Change signature.
13733 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13734 make_decl_one_only.
13735 (make_decl_one_only): Change signature.
13736 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13738 2009-06-15 Richard Guenther <rguenther@suse.de>
13740 PR middle-end/40439
13741 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13743 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13745 * tree-ssa-math-opts.c: Remove extra divide.
13747 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13749 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13751 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13753 * passes.c: Add bswap pass.
13754 * tree-pass.h: Add pass_optimize_bswap declaration.
13755 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13756 Include rtl.h, expr.h and optabs.h for optab_handler check.
13757 (struct symbolic_number, pass_optimize_bswap): New definition.
13758 (do_shift_rotate, verify_symbolic_number_p): New functions.
13759 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13760 (gate_optimize_bswap): New function.
13761 * tree.c (widest_int_cst_value): New function.
13762 * tree.h (widest_int_cst_value): Prototype added.
13764 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13766 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13767 REG_EQUAL/REG_EQUIV notes.
13769 2009-06-14 Richard Guenther <rguenther@suse.de>
13771 PR middle-end/40389
13772 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13773 has its address taken if NRV was applied and it is addressable.
13774 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13775 function split out from ...
13776 (get_constraint_for_1): ... here.
13777 (handle_rhs_call): Use it to mark the return slot escaped if
13778 it is addressable and NRV was applied.
13780 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13782 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13783 Change first argument type to location_t.
13784 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13785 Do not set input_location.
13786 Use loc instead of input_location throughout.
13788 2009-06-13 Richard Guenther <rguenther@suse.de>
13790 PR tree-optimization/40421
13791 * tree-predcom.c (should_unroll_loop_p): Remove.
13792 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13794 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13796 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13797 Add location argument.
13799 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13801 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13803 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13804 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13805 * config/spu/spu-protos.h: Add location to
13806 spu_resolve_overloaded_builtin.
13807 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13808 spu_build_builtin_va_list.
13809 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13810 argument. Pass location to build_function_call_vec.
13811 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13813 (emit_fpu_switch): Same.
13814 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13815 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13816 to build_decl and create_artificial_label.
13817 (xtensa_gimplify_va_arg_expr): Same.
13818 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13819 (xstormy16_gimplify_va_arg_expr): Same.
13820 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13821 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13822 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13823 (mips16_build_function_stub): Same.
13824 (mips16_build_call_stub): Same.
13826 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13829 * arm/constraints.md (Pa, Pb): New constraints.
13830 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13831 split pattern to deal with them.
13833 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13835 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13836 fix index entry for -Xpreprocessor.
13838 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13840 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13841 Add location argument to build_decl call.
13842 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13843 (rs6000_init_builtins): Same.
13844 (spe_init_builtins): Same.
13845 (rs6000_gimplify_va_arg): Add location argument to
13846 create_artificial_label call.
13848 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13850 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13851 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13852 * Makefile.in: Fix GGC dependency for gcse.o.
13854 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13856 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13857 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13858 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13860 * c-parser.c (c_parser_binary_expression): Use current column while
13861 building binary operations.
13862 * common.opt (fshow-column): Enable by default.
13863 * tree-vrp.c (check_array_ref): Use warning_at.
13864 (check_array_bounds): Use location from call back if expr has no
13866 * tree.h: Add location argument to maybe_fold_*.
13867 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13868 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13869 (maybe_fold_offset_to_component_ref): Same.
13870 (maybe_fold_offset_to_reference): Same.
13871 (maybe_fold_offset_to_address): Same.
13872 (maybe_fold_stmt_indirect): Same.
13873 (maybe_fold_stmt_addition): Same.
13874 (fold_stmt_r): Pass location to maybe_fold_*.
13875 (fold_gimple_assign): Same.
13876 * c-tree.h: Add location argument to finish_decl,
13877 default_function_array_conversion, store_init_value.
13878 * c-decl.c (define_label): Use error_at.
13879 (c_make_fname_decl): Pass location to finish_decl.
13880 (finish_decl): New location argument.
13881 (build_compound_literal): Pass location to store_init_value.
13882 (grokdeclarator): Pass location to finish_decl.
13884 * c-typeck.c (array_to_pointer_conversion): New location argument.
13885 (function_to_pointer_conversion): Same.
13886 (default_function_array_conversion): Same.
13887 (parser_build_unary_op): Pass location to overflow_warning.
13888 (parser_build_binary_op): Same. Use warning_at.
13889 (build_unary_op): Pass location to array_to_pointer_conversion.
13890 (build_c_cast): Pass location to digest_init.
13891 (build_modify_expr): New location argument.
13892 (convert_for_assignment): Same.
13893 (store_init_value): Same.
13894 (digest_init): Same.
13895 (output_init_element): Pass location to digest_init and
13896 array_to_pointer_conversion.
13897 (c_finish_return): Pass location to convert_for_assignment.
13898 * gimplify.c (gimplify_conversion): Pass location to
13899 maybe_fold_offset_to_address.
13900 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13901 to maybe_fold_stmt_addition.
13902 * c-omp.c (c_finish_omp_atomic): Pass new location to
13904 (c_finish_omp_for): Same.
13905 * c-common.c (overflow_warning): New argument.
13906 * c-common.h: New argument to build_modify_expr, overflow_warning.
13907 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13909 (c_parser_initializer): Pass location to
13910 default_function_array_conversion.
13911 (c_parser_initelt): Same.
13912 (c_parser_initval): Same.
13913 (c_parser_asm_operands): Same.
13914 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13915 (c_parser_conditional_expression): Same.
13916 (c_parser_binary_expression): Add location info to stack. Use it.
13917 (c_parser_unary_expression): Pass location to
13918 default_function_array_conversion, parser_build_unary_op,
13919 build_indirect_ref, c_parser_postfix_expression_after_primary.
13920 (c_parser_postfix_expression_after_primary): New location argument.
13922 (c_parser_expression_conv): Pass location to
13923 default_function_array_conversion.
13924 (c_parser_expr_list): Same.
13925 (c_parser_omp_atomic): Same.
13926 (c_parser_omp_for_loop): Same.
13927 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13928 (build_array_declarator): New argument.
13929 * c-decl.c (build_array_declarator): Add location argument.
13930 (grokdeclarator): Set id_loc for cdk_array.
13931 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13932 build_array_declarator.
13933 * tree.c (build_omp_clause): Add location argument.
13934 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13935 (OMP_CLAUSE_LOCATION): New macro.
13936 (struct tree_omp_clause): Add location field.
13937 (build_omp_clause): Add argument.
13938 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13939 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13941 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13942 (cp_parser_omp_clause_collapse): Same.
13943 (cp_parser_omp_clause_default): Same.
13944 (cp_parser_omp_clause_if): Same.
13945 (cp_parser_omp_clause_nowait): Same.
13946 (cp_parser_omp_clause_num_threads): Same.
13947 (cp_parser_omp_clause_ordered): Same.
13948 (cp_parser_omp_clause_schedule): Same.
13949 (cp_parser_omp_clause_untied): Same.
13950 (cp_parser_omp_for_loop): Same.
13951 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13952 * c-tree.h (c_start_case): Add location argument.
13953 (c_process_expr_stmt): Same.
13954 (c_finish_goto_*): Same.
13955 * tree-parloops.c (initialize_reductions): Pass location to
13957 (create_parallel_loop): Same.
13958 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13959 (gfc_trans_omp_reduction_list): Same.
13960 (gfc_trans_omp_clauses): Same.
13961 (gfc_trans_omp_do): Same.
13962 * c-typeck.c (c_finish_goto_label): Same.
13963 (c_finish_goto_ptr): New location argument.
13964 (c_start_case): Same.
13965 (emit_side_effect_warnings): Same.
13966 (c_process_expr_stmt): Same.
13967 (c_finish_stmt_expr): Same.
13968 (c_finish_omp_clauses): Use error_at instead of error.
13969 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13971 * c-omp.c (c_split_parallel_clauses): New location argument.
13972 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13973 to build_omp_clause.
13974 (convert_local_reference_stmt): Same.
13975 (convert_gimple_call): Same.
13976 * c-common.h (c_split_parallel_clauses): New argument.
13977 * c-parser.c (c_parser_statement_after_labels): Pass location to
13978 c_finish_goto_label.
13979 (c_parser_switch_statement): Pass location to c_start_case.
13980 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13981 and c_process_expr_stmt.
13982 (c_parser_omp_variable_list): Add location argument.
13983 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13984 (c_parser_omp_clause_default): Same.
13985 (c_parser_omp_clause_if): Same.
13986 (c_parser_omp_clause_num_threads): Same.
13987 (-c_parser_omp_clause_ordered): Same.
13988 (c_parser_omp_clause_reduction): Pass location to
13989 c_parser_omp_variable_list.
13990 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13991 (c_parser_omp_clause_untied): Same.
13992 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13993 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13995 * c-tree.h (check_for_loop_decls, undeclared_variable,
13996 build_component_ref, build_array_ref, build_external_ref,
13997 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13998 build_conditional_expr, build_compound_expr, c_cast_expr,
13999 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14000 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14002 * c-semantics.c (build_stmt): Same.
14003 (build_case_label): Same.
14004 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14005 (undeclared_variable): New argument.
14006 (make_label): Same.
14007 (lookup_label): Pass location on down.
14008 (define_label): Same.
14009 (finish_decl): Same.
14010 (build_compound_literal): Same.
14011 (finish_struct): Same.
14012 (finish_function): Do not set location here.
14013 (check_for_loop_decls): New argument.
14014 * tree.c (save_expr): Set location.
14015 (build_empty_stmt): New argument.
14016 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14017 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14018 * builtins.c (gimplify_va_arg_expr): Use locations.
14019 (expand_builtin_sync_operation): Same.
14020 * c-typeck.c (build_component_ref): New argument.
14021 (build_array_ref): Same.
14022 (build_external_ref): Same.
14023 (c_expr_sizeof_expr): Same.
14024 (c_expr_sizeof_type): Same.
14025 (parser_build_unary_op): Same.
14026 (build_conditional_expr): Same.
14027 (build_compound_expr): Pass location on down.
14028 (build_compound_expr): New argument.
14029 (build_c_cast): Same.
14030 (c_cast_expr): Same.
14031 (build_asm_expr): Same.
14032 (c_finish_return): Same.
14033 (c_process_expr_stmt): Pass location on down.
14034 (c_finish_stmt_expr): New argument.
14035 (push_clenaup): Same.
14036 (c_finish_omp_parallel): Same.
14037 (c_finish_omp_task): Same.
14038 * gimplify.c (gimplify_call_expr): Pass location on down.
14039 * c-omp.c (c_finish_omp_master): New argument.
14040 (c_finish_omp_critical): Same.
14041 (c_finish_omp_ordered): Same.
14042 (c_finish_omp_barrier): Same.
14043 (-c_finish_omp_taskwait): Same.
14044 (c_finish_omp_atomic): Same.
14045 (c_finish_omp_flush): Same.
14046 * tree-inline.c (copy_tree_body_r): Pass location on down.
14047 (inline_forbidden_p): Remove use of input_location.
14048 * c-gimplify.c (c_build_bind_expr): New argument.
14049 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14050 (c_sizeof_or_alignof_type): New argument.
14051 (c_alignof_expr): Same.
14052 (build_va_arg): Same.
14053 (c_add_case_label): Same.
14054 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14055 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14056 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14057 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14058 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14059 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14061 * stub-objc.c (objc_build_selector_expr): Same.
14062 (objc_build_throw_stmt): Same.
14063 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14064 (c_parser_initelt): Same.
14065 (c_parser_compound_statement): Same.
14066 (c_parser_compound_statement_nostart): Same.
14067 (c_parser_label): Same.
14068 (c_parser_statement_after_labels): Same.
14069 (c_parser_if_body): Same.
14070 (c_parser_else_body): Same.
14071 (c_parser_if_statement): Same.
14072 (c_parser_switch_statement): Same.
14073 (c_parser_while_statement): Same.
14074 (c_parser_do_statement): Same.
14075 (c_parser_for_statement): Same.
14076 (c_parser_asm_statement): Same.
14077 (c_parser_conditional_expression): Same.
14078 (c_parser_binary_expression): Same.
14079 (c_parser_cast_expression): Same.
14080 (c_parser_unary_expression): Same.
14081 (c_parser_sizeof_expression): Same.
14082 (c_parser_alignof_expression): Same.
14083 (c_parser_postfix_expression): Same.
14084 (c_parser_expression): Same.
14085 (c_parser_objc_receiver): Same.
14086 (c_parser_omp_variable_list): Same.
14087 (c_parser_omp_structured_block): Same.
14088 (c_parser_omp_atomic): New argument.
14089 (c_parser_omp_barrier): Same.
14090 (c_parser_omp_critical): Same.
14091 (c_parser_omp_flush): Pass location on down.
14092 (c_parser_omp_for_loop): New argument.
14093 (c_parser_omp_for): Same.
14094 (c_parser_omp_master): Same.
14095 (c_parser_omp_ordered): Same.
14096 (c_parser_omp_sections_scope): Same.
14097 (c_parser_omp_sections): Same.
14098 (c_parser_omp_parallel): Same.
14099 (c_parser_omp_single): Same.
14100 (c_parser_omp_task): Same.
14101 (c_parser_omp_taskwait): Pass location on down.
14102 (c_parser_omp_construct): Same.
14103 (c_parser_omp_threadprivate): Same.
14104 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14105 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14106 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14107 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14108 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14109 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14110 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14111 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14112 config/i386/i386.c, stmt.c:
14113 Add location argument to the following function definitions and/or
14114 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14115 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14116 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14117 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14118 do_case, c_finish_bc_stmt, build_compound_literal,
14119 build_function_call.
14120 * c-decl.c (build_compound_literal): Add location argument.
14121 Make all diagnostic calls use location.
14122 (start_struct): Same.
14123 (finish_struct): Same.
14124 (start_enum): Same.
14125 (build_enumerator): Same.
14126 (start_function): Same.
14127 (grokdeclarator): Make all diagnostic calls use location.
14128 (store_parm_decls_oldstyle): Same.
14129 * c-typeck.c (build_function_call): Add location argument.
14130 Make all diagnostic calls use location.
14132 (c_finish_bc_stmt): Same.
14133 * tree-nested.c (get_trampoline_type): Add argument.
14134 Pass location to build_decl.
14135 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14136 * rtl.h (RTL_LOCATION): New.
14137 * c-common.c (c_add_case_label): Add location argument.
14138 Make all diagnostic calls use location.
14139 * c-common.h: Add location argument to make_fname_decl, do_case,
14140 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14141 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14142 Set it appropriately for every case. Pass enum_loc to start_enum
14143 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14145 (c_parser_struct_or_union_specifier): Save location. Use it for
14146 start_struct, finish_struct, and parser_xref_tag.
14148 2009-06-12 Ian Lance Taylor <iant@google.com>
14150 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14152 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14153 cpp_opts->warn_cxx_operator_names.
14155 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14158 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14159 is returns NULL and OP is a VCE, look through the VCE.
14161 2009-06-12 Ian Lance Taylor <iant@google.com>
14164 * collect2.c (main): Use CONST_CAST2 in code inside #if
14165 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14167 2009-06-12 Joey Ye <joey.ye@intel.com>
14169 PR middle-end/39146
14170 * cfgexpand.c (get_decl_align_unit): Update
14171 max_used_stack_slot_alignment with align instead of
14172 stack_alignment_needed.
14174 * function.c (assign_stack_local_1): Update
14175 max_used_stack_slot_alignment with alignment_in_bits instead
14176 of stack_alignment_needed.
14177 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14180 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14182 * dwarf2out.c (last_var_location_insn): New variable.
14183 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14184 (dwarf2out_var_location): Don't record anything after last real
14185 insn. Only change labels if there were any real instructions
14186 in between last note and this one, or if changed sections.
14188 2009-06-11 Richard Henderson <rth@redhat.com>
14190 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14191 note when storing the frame pointer in a register.
14192 (FRP): Don't redefine to nothing for epilogue.
14193 (alpha_expand_epilogue): Mark register and sp restores.
14194 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14196 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14197 when gen_lowpart is needed.
14199 2009-06-11 Richard Henderson <rth@redhat.com>
14201 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14203 * dwarf2out.c (need_data_align_sf_opcode): New.
14204 (div_data_align): Move earlier.
14205 (def_cfa_1, reg_save): Use it.
14207 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14209 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14210 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14211 (ix86_handle_option): Handle OPT_mcrc32.
14212 (ix86_target_string): Add -mcrc32.
14213 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14215 * config/i386/i386.h (TARGET_CRC32): New.
14217 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14218 (sse4_2_crc32di): Likewise.
14220 * config/i386/i386.opt (mcrc32): New.
14222 * doc/invoke.texi: Document -mcrc32.
14224 2009-06-11 Richard Henderson <rth@redhat.com>
14226 * common.opt (gdwarf-): Accept a version number.
14227 * doc/invoke.texi (gdwarf-): Update docs.
14228 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14229 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14230 version level, and record it.
14232 * dwarf2.h (DW_CIE_VERSION): Remove.
14233 * dwarf2out.c (DWARF_VERSION): Remove.
14234 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14235 (output_call_frame_info): Use CIE version 3 for dwarf3,
14236 or if the return register column is out of range for version 1.
14237 (dwarf_stack_op_name): Add all dwarf3 values.
14238 (DEBUG_PUBTYPES_SECTION): New.
14239 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14240 encoding change for dwarf3.
14241 (output_die) [dw_val_class_die_ref]: Likewise.
14242 (output_compilation_unit_header): Emit correct version for dwarf3.
14243 (output_line_info): Likewise.
14244 (output_pubnames): Update for DWARF_VERSION removal.
14245 (output_aranges): Likewise.
14246 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14247 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14248 (dwarf2out_finish): Likewise.
14250 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14252 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14255 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14258 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14259 * builtins.c (expand_builtin_unreachable): New function.
14260 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14261 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14262 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14264 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14265 searching for missing barriers.
14267 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14269 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14270 when -fprofile-generate* was passed.
14271 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14273 2009-06-11 Anthony Green <green@moxielogic.com>
14275 * config/moxie/moxie.md: Define length attribute for all instructions.
14277 (*b<cond:code>): Support limited branch ranges for new PC-relative
14278 branch instructions.
14279 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14281 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14283 * config/i386/i386.c (min_insn_size): Use get_attr_length
14284 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14285 For __asm return 0.
14287 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14288 instead of emit_insn_before.
14290 2009-06-10 Ian Lance Taylor <iant@google.com>
14293 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14296 2009-06-10 Revital Eres <eres@il.ibm.com>
14298 * passes.c (init_optimization_passes): Reschedule
14299 predictive-commoning pass before complete unroll pass.
14301 2009-06-10 Martin Jambor <mjambor@suse.cz>
14303 * cgraph.c (cgraph_node_can_be_local_p): New function.
14304 (cgraph_make_node_local): New function.
14305 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14306 (cgraph_make_node_local): Declare.
14308 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14310 * tree.h (tree_base): Add packed_flag and user_align fields.
14311 Decrease size of spare field.
14312 (TYPE_USER_ALIGN): Use user_align from tree_base.
14313 (DECL_USER_ALIGN): Likewise.
14314 (TYPE_PACKED): Use packed_flag from tree_base.
14315 (DECL_PACKED): Likewise.
14316 (tree_type): Delete packed_flag and user_align fields. Widen
14317 precision field. Widen mode field and shuffle fields to align
14318 mode on an 8-bit boundary.
14319 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14320 Renumber decl_flag_* fields. Fix comments. Widen
14321 decl_common_unused field.
14322 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14323 (DECL_EXTERNAL): Likewise.
14324 (DECL_BIT_FIELD): Likewise.
14325 (DECL_NONADDRESSABLE_P): Likewise.
14326 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14327 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14329 2009-06-10 Ian Lance Taylor <iant@google.com>
14331 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14332 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14333 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14334 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14335 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14336 DEF_VEC_ALLOC_FUNC_P.
14337 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14338 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14339 DEF_VEC_ALLOC_FUNC_O.
14340 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14341 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14342 DEF_VEC_ALLOC_FUNC_I.
14343 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14344 (vec_stack_p_reserve_exact_1): Declare.
14345 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14346 (vec_stack_free): Declare.
14347 (VEC_stack_alloc): Define.
14348 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14349 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14350 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14351 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14353 (stack_vecs): New static variable.
14354 (vec_stack_p_reserve_exact_1): New function.
14355 (vec_stack_o_reserve_1): New static function.
14356 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14357 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14358 (vec_stack_free): New function.
14359 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14360 (VEC_df_ref_stack_alloc): Define.
14361 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14362 DEF_VEC_ALLOC_P_STACK.
14363 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14364 (struct df_collection_rec): Change _vec fields to VEC. Remove
14366 (df_free_collection_rec): Adjust for new fields.
14367 (df_insn_rescan): Use new df_collection_rec fields.
14368 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14369 (df_ref_create_structure, df_ref_record): Likewise.
14370 (df_get_conditional_uses, df_get_call_refs): Likewise.
14371 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14372 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14373 (df_record_exit_block_uses, df_bb_verify): Likewise.
14374 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14375 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14376 Remove count parameter. Change return type to void. Change all
14378 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14379 Remove count parameter. Change return type to void. Change all
14381 (df_install_refs): Change old_vec parameter to VEC. Remove count
14382 parameter. Change all callers.
14383 (df_install_mws): Change old_vec parameter to VEC. Remove count
14384 parameter. Change all callers.
14385 (df_refs_verify): Change new_rec parameter to VEC. Change call
14387 (df_mws_verify): Likewise.
14389 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14391 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14393 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14395 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14397 2009-06-10 Anthony Green <green@moxielogic.com>
14399 * config/moxie/crti.asm: New file.
14400 * config/moxie/crtn.asm: New file.
14401 * config/moxie/moxie.c: New file.
14402 * config/moxie/moxie.h: New file.
14403 * config/moxie/sfp-machine.h: New file.
14404 * config/moxie/moxie-protos.h: New file.
14405 * config/moxie/t-moxie: Created.
14406 * config/moxie/t-moxie-softfp: Created.
14407 * config/moxie/moxie.md: Created.
14408 * config/moxie/constraints.md: Created.
14409 * config.gcc: Add moxie support.
14410 * doc/md.texi (Machine Constraints): Add moxie constraints.
14411 * doc/contrib.texi (Contributors): Mention moxie port.
14412 * doc/install.texi (Specific): Mention the moxie port.
14414 2009-06-09 Ian Lance Taylor <iant@google.com>
14416 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14417 compiling with C++.
14418 * optabs.c (optab_table): Only use designated initializers if
14419 HAVE_DESIGNATED_INITIALIZERS is defined.
14420 (convert_optab_table): Likewise.
14421 (init_optabs): Always call init_insn_codes if
14422 HAVE_DESIGNATED_INITIALIZERS is not defined.
14424 2009-06-09 Ian Lance Taylor <iant@google.com>
14426 * targhooks.c (default_builtin_vectorized_function): Change fn
14427 parameter to unsigned int.
14428 (default_builtin_vectorized_conversion): Change code parameter to
14430 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14431 * targhooks.h: Update declarations.
14432 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14433 parameter to unsigned int.
14435 * c-typeck.c (comptypes_check_enum_int): New static function.
14436 (comptypes_internal): Add enum_and_int_p parameter. Change all
14438 (comp_target_types): Add location parameter. Change all callers.
14439 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14440 Change all callers.
14441 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14442 (build_conditional_expr): Add colon_loc parameter. Change all
14444 (convert_for_assignment): Add location parameter. Change all callers.
14445 * c-parser.c (c_parser_conditional_expression): Pass location of
14446 colon to build_conditional_expr.
14447 * c-tree.h (build_conditional_expr): Update declaration.
14449 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14451 * graphite.c: Revert previous patch.
14453 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14456 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14458 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14460 * tree-ssa-loop-prefetch.c
14461 (loop_prefetch_arrays): Fixed a portability problem in printf format
14464 2009-06-09 Martin Jambor <mjambor@suse.cz>
14466 PR tree-optimization/40351
14467 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14468 refrence to a potential artifical subaccess can be constructed.
14470 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14472 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14473 (sh_override_options): Likewise.
14474 * config/sh/sh.c: Include params.h.
14475 (sh_optimization_options): New.
14476 (sh_override_options): Likewise.
14477 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14478 (OVERRIDE_OPTIONS): Use sh_override_options.
14480 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14482 * dwarf2out.c (emit_cfa_remember): New variable.
14483 (add_fde_cfi): If emit_cfa_remember, recurse to add
14484 DW_CFA_remember_state first.
14485 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14486 instead just set emit_cfa_remember.
14488 2009-06-08 Jan Hubicka <jh@suse.cz>
14491 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14493 2009-06-08 Jan Hubicka <jh@suse.cz>
14495 PR middle-end/39834
14496 * cgraphunit.c (save_inline_function_body): Do not copy transform
14497 hooks for saved inline bodies.
14498 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14499 for given function.
14501 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14503 * jump.c (returnjump_p): Handle delayed branches. Add missing
14506 2009-06-08 Jan Hubicka <jh@suse.cz>
14508 PR middle-end/40102
14509 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14510 original node might've been modified.
14511 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14513 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14515 * tree-object-size.c (addr_object_size): Add OSI argument.
14516 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14517 (compute_builtin_object_size, expr_object_size): Adjust callers.
14518 (plus_stmt_object_size): Call addr_object_size instead of
14519 compute_builtin_object_size.
14521 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14522 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14524 * tree-ssa-loop-prefetch.c
14525 (gather_memory_references): Introduced a counter for the number of
14527 (anything_to_prefetch_p): Introduced a counter for the number of
14529 (is_loop_prefetching_profitable): New function with a cost model
14531 (loop_prefetch_arrays): Use the new cost model to determine if
14532 prefetching is profitable.
14533 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14534 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14535 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14536 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14537 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14538 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14540 2009-06-08 Michael Matz <matz@suse.de>
14543 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14544 partitions use the same.
14545 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14546 for basevars of SSA_NAMEs.
14547 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14548 to not expand them twice.
14549 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14552 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14554 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14555 (fdump-final-insns=, gtoggle): New.
14556 * doc/invoke.texi: Document them.
14557 * final.c (rest_of_clean_state): Dump final insn stream.
14558 * gcc.c (invoke_as): Hook in -fcompare-debug.
14559 (static_spec_functions): Add compare-debug-dump-opt,
14560 compare-debug-self-opt and compare-debug-auxbase-opt.
14561 (compare_debug, compare_debug_second, compare_debug_opt): New.
14562 (switches_debug_check, n_switches_debug_check): New.
14563 (debug_auxbase_opt, debug_check_temp_file): New.
14564 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14566 (do_self_spec): Handle arguments after switches.
14567 (do_spec_1): Add .gk extension to temp file basenames for compare.
14568 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14569 (cc1_options): Use it instead of normal auxbase computation for
14570 the second compare-debug compilation.
14571 (compare_files): New.
14572 (main): Set up and implement compare debug mode.
14573 (compare_debug_dump_opt_spec_function): New.
14574 (compare_debug_self_opt_spec_function): New.
14575 (compare_debug_auxbase_opt_spec_function): New.
14576 * toplev.c (process_options): Handle flag_gtoggle,
14577 flag_dump_final_insns.
14578 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14579 during -fcompare-debug-second compilation.
14581 2009-06-07 Ian Lance Taylor <iant@google.com>
14583 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14584 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14586 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14587 with no default node. Change warning with %H to warning_at.
14588 Don't clear warn_switch around case checking.
14589 * doc/invoke.texi (Warning Options): Clarify distinction between
14590 -Wswitch and -Wswitch-enum.
14592 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14594 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14596 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14598 * gbl-ctors.h: Add header guard.
14600 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14602 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14603 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14604 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14605 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14606 prototypes for removed functions.
14607 (expressions_equal_p): Move to ...
14608 * tree-ssa-sccvn.h: ... here and ...
14609 * matrix-reorg.c: ... adjust includes.
14611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14613 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14615 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14617 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14618 (finish_function): Remove erroneous whitespace.
14620 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14622 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14623 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14625 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14627 * errors.c (internal_error): Commentary typo fix.
14628 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14629 * tree-ssa-pre.c: Ditto.
14631 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14633 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14634 them is supposed to hold actual statements.
14636 2009-06-06 Ian Lance Taylor <iant@google.com>
14638 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14639 empty statements can now have attributes.
14641 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14643 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14644 * config/mips/mips.md: Ditto.
14646 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14648 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14650 (__eabi_uconvert): Likewise.
14652 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14654 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14655 CFI_* definitions with IN_GCC.
14657 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14659 * xcoffout.h (xcoffout_source_line): Update prototype.
14661 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14663 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14664 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14666 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14668 PR middle-end/40340
14669 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14670 inlined_function_outer_scope_p blocks for artificial inlines
14672 * tree.c (tree_nonartificial_location): Rewrite using
14673 block_nonartificial_location.
14675 2009-06-05 Revital Eres <eres@il.ibm.com>
14676 Leehod Baruch <leehod@il.ibm.com>
14678 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14679 (expand_expr_real_1): Remove comment.
14680 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14681 Vectorize misaligned access when the target supports it.
14682 (vect_supportable_dr_alignment): Check for unaligned access support.
14683 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14686 2009-06-05 Julian Brown <julian@codesourcery.com>
14688 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14689 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14691 2009-06-05 Richard Guenther <rguenther@suse.de>
14694 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14695 as possibly unused.
14697 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14699 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14700 (save_gprs): Don't tell unwinder when a global register is saved.
14701 (s390_emit_epilogue): Emit needed epilogue unwind info.
14703 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14705 * dwarf2out.c (deferred_asm_name): New.
14706 (add_name_and_src_coords_attributes): Defer creation of
14707 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14709 (move_linkage_attr): New.
14710 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14713 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14715 * tree-nested.c (finalize_nesting_tree_1): Declare the
14716 frame_decl in the binding tree.
14718 2009-06-04 Cary Coutant <ccoutant@google.com>
14720 * basic-block.h (struct basic_block_def): Add discriminator field.
14721 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14723 * debug.c (do_nothing_debug_hooks): Add additional entry.
14724 (debug_nothing_int_charstar_int): New function.
14725 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14726 (debug_nothing_int_charstar_int): New declaration.
14727 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14728 discriminator value in .loc directive.
14729 * final.c (last_discriminator): New variable.
14730 (discriminator): New variable.
14731 (final_start_function): Initialize above variables, pass current
14732 discriminator to debug hook.
14733 (notice_source_line): Check for discriminator change.
14734 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14735 * sdbout.c (sdbout_source_line): New parameter.
14736 * tree-cfg.c (struct locus_discrim_map): New structure type.
14737 (discriminator_per_locus): New hash table.
14738 (build_gimple_cfg): Allocate and free discriminator hash table.
14739 (make_edges): Call assign_discriminator.
14740 (locus_map_hash): New function.
14741 (locus_map_eq): New function.
14742 (next_discriminator_for_locus): New function.
14743 (same_line_p): New function.
14744 (assign_discriminator): New function.
14745 (make_cond_expr_edges): Call assign_discriminator.
14746 (make_gimple_switch_edges): Likewise.
14747 (first_non_label_stmt): New function.
14748 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14750 * xcoffout.c (xcoffout_source_line): Add new parameter.
14752 * configure.ac (gcc_cv_as_discriminator): New configury check for
14753 gas support for discriminator.
14754 * configure: Regenerate.
14755 * config.in: Regenerate.
14757 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14759 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14760 val after checking for integers.
14762 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14764 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14766 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14767 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14768 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14769 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14770 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14771 X64_SSE_REGPARM_MAX.
14772 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14773 X64_SSE_REGPARM_MAX.
14775 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14777 * gcc.c (report_times_to_file): New.
14778 (execute): Implement it.
14779 (process_command): Support -time=.
14780 * doc/invoke.texi: Document it.
14782 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14784 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14785 that have value exprs.
14787 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14789 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14790 declarations for constants until...
14791 (dw2_output_indirect_constant_1): ... this point.
14793 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14796 * arm.md (arm_addsi3): Don't try to split an add with an
14797 eliminable register until after reload has completed.
14799 2009-06-03 Ian Lance Taylor <iant@google.com>
14801 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14802 * genattrtab.c (write_length_unit_log): Likewise.
14803 * genchecksum.c (dosum): Likewise.
14804 * gengtype.c (write_rtx_next): Likewise.
14805 (finish_root_table, write_roots): Likewise.
14806 * gimple.c (gimple_ops_offset_): Likewise.
14807 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14808 * config/arc/arc.c (arc_attribute_table): Likewise.
14809 * config/arm/arm.c (arm_attribute_table): Likewise.
14810 * config/avr/avr.c (avr_attribute_table): Likewise.
14811 * config/crx/crx.c (crx_attribute_table): Likewise.
14812 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14813 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14814 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14815 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14816 * config/sh/sh.c (sh_attribute_table): Likewise.
14817 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14818 * config/spu/spu.c (spu_attribute_table): Likewise.
14819 * config/v850/v850.c (v850_attribute_table): Likewise.
14821 * config/alpha/alpha.c (vms_attribute_table): Make static.
14822 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14823 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14824 * config/mips/mips.c (mips_attribute_table): Likewise.
14826 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14828 (cc1-checksum.o): Likewise.
14830 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14832 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14834 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14836 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14837 insn if it is changing sp. Use gen_add3_insn instead of
14838 conditionally gen_addsi3 and gen_adddi3.
14839 (offset_below_red_zone_p): New static inline function.
14840 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14841 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14842 * config/rs6000/ppc-asm.h: Include auto-host.h.
14843 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14844 CFI_RESTORE): Define.
14845 * config/rs6000/crtresxgpr.asm: Add unwind info.
14846 * config/rs6000/crtresxfpr.asm: Likewise.
14847 * config/rs6000/crtresgpr.asm: Likewise.
14848 * config/rs6000/crtresfpr.asm: Likewise.
14849 * config/rs6000/crtsavgpr.asm: Likewise.
14850 * config/rs6000/crtsavfpr.asm: Likewise.
14852 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14853 argument of DWARF2_FRAME_REG_OUT macros.
14855 2009-06-03 Julian Brown <julian@codesourcery.com>
14857 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14858 words or less (including TImode) in core registers.
14860 2009-06-03 Richard Guenther <rguenther@suse.de>
14862 PR middle-end/40328
14863 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14865 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14867 * statistics.c (statistics_counter_event): Do not record event
14868 in pass dump if its number == -1.
14869 (curr_statistics_hash): Add assert that we never get passes
14870 with static number == -1.
14872 2009-06-03 Richard Guenther <rguenther@suse.de>
14873 Andrey Belevantsev <abel@ispras.ru>
14875 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14876 non-BLKmode arrays addressable.
14878 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14880 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14881 * config/m68k/m68k.h: ... here.
14883 2009-06-03 Martin Jambor <mjambor@suse.cz>
14885 PR tree-optimization/40323
14886 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14889 2009-06-03 Richard Guenther <rguenther@suse.de>
14891 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14894 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14896 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14897 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14898 JUMP_TABLE_DATA_P where applicable.
14899 * config/sh/sh.c: Ditto.
14900 * config/sh/sh.h: Ditto.
14901 * config/sh/sh.md: Ditto.
14902 * config/sh/symbian.c: Ditto.
14904 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14906 * config/i386/driver-i386.c (describe_cache): Optimize
14907 concatenation of strings. Use snprintf instead of sprintf.
14908 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14909 target when not compiling with GCC.
14911 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14913 * config/sh/sh.c: Revert last change.
14914 (sh_expand_epilogue): Emit a blockage insn before the frame
14915 pointer adjustment unconditionally.
14917 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14919 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14920 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14921 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14922 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14923 to COLLECT_GCC_OPTIONS.
14925 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14927 * collect2.c (target_system_root): New variable.
14928 (main): Handle --sysroot=.
14929 (ignore_library): Strip the sysroot from the library path.
14931 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14933 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14934 (collect2.o): Depend on collect2-aix.h.
14935 (collect2-aix.o): New rule.
14936 * collect2-aix.h: New file.
14937 * collect2-aix.c: Likewise.
14938 * collect2.c: Include collect2-aix.h. Don't undefine
14939 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14940 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14941 Use TARGET_AIX_VERSION instead of _AIX51.
14942 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14943 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14944 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14945 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14946 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14948 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14950 * collect2.c (ignore_library): Avoid premature post-increment
14951 and null deference.
14953 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14955 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14956 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14957 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14958 CROSS_DIRECTORY_STRUCTURE too.
14959 (LINK_LIBG_SPEC): Likewise.
14960 (LIB_SPEC): Add %R to sysroot paths.
14961 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14962 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14963 * config/rs6000/aix51.h: As for aix43.h.
14964 * config/rs6000/aix52.h: Likewise.
14965 * config/rs6000/aix53.h: Likewise.
14966 * config/rs6000/aix61.h: Likewise.
14967 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14968 to the beginning of sysroot paths.
14970 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14972 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14973 INSN_LISTs that are out of the REG_NOTE range.
14975 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14977 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14978 (struct var_to_expand): Likewise.
14979 (struct opt_info): Add head and tail for linked lists of the above.
14980 (analyze_insn_to_expand_var): Initialize next.
14981 (analyze_iv_to_split_insn): Likewise.
14982 (analyze_insns_in_loop): Create linked lists.
14983 (allocate_basic_variable): Simplify for use without hash table.
14984 (insert_var_expansion_initialization): Likewise, make it type-safer.
14985 (combine_var_copies_in_loop_exit): Likewise.
14986 (apply_opt_in_copies): Walk lists rather than hash tables.
14987 (release_var_copies): Simplified and inlined by hand into...
14988 (free_opt_info): ... this function.
14990 2009-06-02 Richard Guenther <rguenther@suse.de>
14992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14995 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14997 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14998 only for builtins that are not overridden.
15000 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15002 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15005 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15007 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15009 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15011 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15013 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15015 * common.opt (fdump-unnumbered-links): New.
15016 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15017 * print-rtl.c (flag_dump_unnumbered_links): New.
15018 (print_rtx): Test it.
15020 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15022 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15023 push/pop multiple to 8-byte alignment.
15025 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15027 * config/i386/i386.c (queued_cfa_restores): New static variable.
15028 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15030 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15031 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15032 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15033 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15034 note unconditionally.
15035 (ix86_emit_restore_regs_using_mov): Likewise.
15036 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15037 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15038 it through to ix86_emit_restore_reg_using_pop.
15039 (ix86_emit_leave): Add RED_OFFSET argument. Call
15040 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15041 instead of adding REG_CFA_OFFSET note unconditionally.
15042 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15043 the above functions. Call ix86_add_queued_cfa_restore_notes when
15046 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15047 force output of the label even for dwarf2out_do_cfi_asm.
15048 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15049 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15050 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15052 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15053 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15054 dwarf2out_cfi_label callers.
15055 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15056 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15057 Adjust dwarf2out_cfi_label callers.
15058 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15060 * config/i386/i386.h (struct machine_cfa_state,
15061 struct machine_function): Guard with ifndef USED_FOR_TARGET
15062 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15065 * emutls.c (__emutls_get_address): Change arr->size to mean number
15066 of allocated arr->data entries instead of # of slots + 1.
15068 PR middle-end/40316
15069 * recog.c (peep2_reinit_state): New function.
15070 (peephole2_init_state): Use it at the end of a basic block and also
15071 when seeing a RTX_FRAME_RELATED_P insn.
15073 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15075 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15076 fixuns_truncrfdi2): New.
15077 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15078 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15079 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15080 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15081 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15082 *recip_approx): Remove.
15083 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15084 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15085 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15087 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15090 2009-06-01 Ian Lance Taylor <iant@google.com>
15092 * attribs.c (register_attribute): Use CONST_CAST.
15093 * collect2.c (main): Use CONST_CAST2.
15094 (scan_prog_file): Likewise.
15095 * gcc.c (process_command, main): Likewise.
15096 * toplev.c (toplev_main): Likewise.
15098 * c-typeck.c (handle_warn_cast_qual): New static function,
15099 partially broken out of build_c_cast.
15100 (build_c_cast): Call handle_warn_cast_qual.
15101 * doc/invoke.texi (Warning Options): Document new effect of
15104 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15106 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15107 (diagnostic_report_current_module): Print columns.
15108 * common.opt (flag_show_column): Enable by default.
15110 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15112 * alias.c (find_base_term): Check for NULL term before returning.
15114 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15116 Revert due to PR40320:
15117 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15118 * calls.c (emit_library_call_value_1): Don't force_operand for move
15121 2009-06-01 Olivier Hainque <hainque@adacore.com>
15122 Eric Botcazou <ebotcazou@adacore.com>
15124 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15125 to be processed as a bitfield for constructor output purposes.
15126 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15128 * varasm.c (oc_local_state): New type, output_constructor
15129 local state to support communication with helpers.
15130 (oc_outer_state): New type, output_constructor outer state of
15131 relevance in recursive calls.
15132 (output_constructor_array_range): New output_constructor helper,
15133 extracted code for an array range element.
15134 (output_constructor_regular_field): New output_constructor helper,
15135 extracted code for an element that is not a bitfield.
15136 (output_constructor_bitfield): New output_constructor helper,
15137 extracted code for a bitfield element. Accept an OUTER state
15138 argument for recursive processing. Recurse on record or array
15139 CONSTRUCTOR values, possibly past noop conversions.
15140 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15141 VALUE is a valid constant-valued expression for use in a static
15142 bit-field initializer.
15143 (output_constructor): Rework to use helpers. Accept and honor an
15144 OUTER state argument for recursive calls. Return total size. Be
15145 prepared for nested constructors initializing bitfields.
15146 (output_constant): Feed OUTER in calls to output_constructor.
15148 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15150 * calls.c (emit_library_call_value_1): Don't force_operand for move
15153 2009-06-01 Nick Clifton <nickc@redhat.com>
15155 * doc/invoke.texi (IA-64 Options): Fix typo.
15157 2009-06-01 Ira Rosen <irar@il.ibm.com>
15159 PR tree-optimization/39129
15160 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15162 (vect_do_peeling_for_loop_bound): Use
15163 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15164 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15165 (vect_loop_versioning): Likewise.
15166 (vect_create_cond_for_alias_checks): Fix indentation.
15167 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15169 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15170 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15171 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15172 "control flow in loop".
15173 (vect_estimate_min_profitable_iters): Use
15174 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15175 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15176 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15177 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15178 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15179 statement belongs to a group of strided accesses with the exact code
15181 (vectorizable_load): Likewise.
15182 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15183 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15185 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15187 * config/freebsd-stdint.h: New file.
15188 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15189 Add freebsd-stdint.h to tm_file.
15191 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15193 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15194 (thumb2_extendhidi2): Likewise.
15196 2009-05-31 Ian Lance Taylor <iant@google.com>
15198 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15200 2009-05-31 Ian Lance Taylor <iant@google.com>
15202 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15203 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15204 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15206 2009-05-31 Jason Merrill <jason@redhat.com>
15208 * tree-pretty-print.c (print_call_name): Take the callee, not the
15209 call itself. Make non-static. Use dump_function_name for functions.
15210 (dump_generic_node): Adjust.
15211 * diagnostic.h: Declare print_call_name.
15212 * gimple-pretty-print.c (dump_gimple_call): Use it.
15214 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15216 * config/sh/sh.md (ashldi3_std): New define_expand.
15219 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15222 * config/sh/sh.c: Include debug.h.
15223 (sh_expand_epilogue): Emit a blockage insn before the frame
15224 pointer adjustment also when dwarf2out_do_frame returns true.
15226 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15228 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15229 (thumb2_extendqidi2): New pattern.
15231 2009-05-31 Ira Rosen <irar@il.ibm.com>
15233 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15234 mark phis for renaming.
15235 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15236 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15237 Call mark_sym_for_renaming.
15238 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15239 * tree-vect-loop.c (vect_transform_loop): Remove
15240 vect_memsyms_to_rename initialization and a call to
15241 mark_set_for_renaming.
15243 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15245 PR middle-end/40304
15246 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15247 frame related even if !set_cfa && style < 0.
15249 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15251 * config/i386/mingw-tls.c: New file.
15252 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15253 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15254 defining _WIN32 but not __CYGWIN__.
15256 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15258 * configure.ac: Add MPC support.
15260 * config.in, configure: Regenerate.
15262 2009-05-29 Richard Henderson <rth@redhat.com>
15264 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15265 NOTE_INSN_BASIC_BLOCK.
15266 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15267 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15268 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15270 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15272 (add_cfi): Disable check redefining cfa away from drap.
15273 (lookup_cfa_1): Add remember argument; handle remember/restore.
15274 (lookup_cfa): Pass remember argument.
15275 (cfa_remember): New.
15276 (compute_barrier_args_size_1): Remove sibcall check.
15277 (dwarf2out_frame_debug_def_cfa): New.
15278 (dwarf2out_frame_debug_adjust_cfa): New.
15279 (dwarf2out_frame_debug_cfa_offset): New.
15280 (dwarf2out_frame_debug_cfa_register): New.
15281 (dwarf2out_frame_debug_cfa_restore): New.
15282 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15283 (dwarf2out_begin_epilogue): New.
15284 (dwarf2out_frame_debug_restore_state): New.
15285 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15286 DW_CFA_restore_state.
15287 (output_cfi_directive): Likewise.
15288 (convert_cfa_to_fb_loc_list): Likewise.
15289 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15290 * dwarf2out.h: Update.
15291 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15292 (copy_insn_1): Early out for null.
15293 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15294 and dwarf2out_frame_debug_restore_state.
15295 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15296 (prologue_insn_hash, epilogue_insn_hash): New.
15297 (free_after_compilation): Adjust freeing accordingly.
15298 (record_insns): Create hash table if needed; push insns into
15299 hash instead of array.
15300 (maybe_copy_epilogue_insn): New.
15301 (contains): Search hash table instead of array.
15302 (sibcall_epilogue_contains): Remove.
15303 (thread_prologue_and_epilogue_insns): Split eh_return insns
15304 and mark them as epilogues.
15305 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15306 scanning in terms of basic blocks.
15307 * insn-notes.def (CFA_RESTORE_STATE): New.
15308 * jump.c (returnjump_p_1): Accept EH_RETURN.
15309 (eh_returnjump_p_1, eh_returnjump_p): New.
15310 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15311 CFA_REGISTER, CFA_RESTORE): New.
15312 * rtl.def (EH_RETURN): New.
15313 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15315 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15316 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15318 * config/i386/i386.c (gen_push): Update cfa state.
15319 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15320 add a CFA_ADJUST_CFA note.
15321 (ix86_dwarf_handle_frame_unspec): Remove.
15322 (ix86_expand_prologue): Update cfa state.
15323 (ix86_emit_restore_reg_using_pop): New.
15324 (ix86_emit_restore_regs_using_pop): New.
15325 (ix86_emit_leave): New.
15326 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15327 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15328 * config/i386/i386.h (struct machine_cfa_state): New.
15329 (ix86_cfa_state): New.
15330 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15331 (eh_return_internal): Merge from eh_return_<mode>,
15332 use eh_return rtx, split w/ epilogue.
15334 2009-05-29 Ian Lance Taylor <iant@google.com>
15336 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15338 * calls.c (emit_library_call_value_1): Likewise.
15340 * c-typeck.c (c_build_va_arg): New function.
15341 * c-tree.h (c_build_va_arg): Declare.
15342 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15343 instead of build_va_arg.
15345 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15347 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15348 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15349 (ptr_difference_cost): Use affine combinations to compute it.
15350 (difference_cost): Likewise.
15351 (get_computation_cost_at): Compute more accurate cost for addresses
15352 if the ratio is a multiplier allowed in addresses.
15353 For non-addresses, consider that an additional offset or symbol is
15356 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15358 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15359 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15361 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15362 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15363 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15365 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15366 to 1 for TYPE_SSE{IADD1,CVT1}.
15367 (prefix_vex_imm8): Removed.
15368 (length_vex): Only pass 1 as second argument to
15369 ix86_attr_length_vex_default if prefix_extra is 0.
15370 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15371 (length): For prefix vex computation use length_immediate
15372 attribute instead of prefix_vex_imm8.
15373 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15374 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15375 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15376 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15377 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15378 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15379 a space in between the operands.
15380 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15381 if one operand is 0xff and the other one si, di, bp or sp.
15382 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15383 other one si, di, bp or sp.
15384 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15385 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15386 type and mode attributes.
15387 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15388 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15389 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15390 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15391 prefix_data16 attribute iff MODE_DF.
15392 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15393 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15394 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15395 constm128_operand in length_immediate computation.
15396 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15397 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15398 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15399 length_immediate attribute to 1.
15400 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15401 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15402 for certain alternatives.
15403 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15404 prefix_data16 attribute if MODE_V1DF.
15405 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15406 length_immediate to 1.
15407 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15408 length_address to 4, set mode attribute to MODE_DI.
15409 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15410 (fxam<mode>2_i387): Set length attribute to 4.
15411 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15412 *prefetch_3dnow_rex): Override length_address attribute.
15413 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15415 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15416 (constm128_operand): Removed.
15417 * config/i386/i386.c (memory_address_length): For
15418 disp && !index && !base in 64-bit mode account for SIB byte if
15419 print_operand_address can't optimize disp32 into disp32(%rip)
15420 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15421 for fs: or gs: segment.
15422 (ix86_attr_length_immediate_default): When checking if shortform
15423 is possible, truncate immediate to the length of the non-shortened
15425 (ix86_attr_length_address_default): Ignore MEM_P operands
15427 (ix86_attr_length_vex_default): Only check for DImode on
15428 GENERAL_REG_P operands.
15429 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15430 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15431 (sse_cvttps2pi): Clear prefix_rep attribute.
15432 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15434 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15435 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15436 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15437 iff operand 2 is const_int_operand.
15438 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15439 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15440 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15442 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15444 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15445 prefix_data16 attribute for movlpd and movhpd instructions.
15446 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15447 length_immediate for shufpd instruction.
15448 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15449 (avx_cmpp<avxmodesuffixf2c><mode>3,
15450 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15451 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15452 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15453 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15454 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15455 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15456 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15457 prefix_data16 attribute for the first alternative to 1.
15458 (*avx_loadlps): Override length_immediate for the first alternative.
15459 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15460 attributes for second alternative.
15461 (*vec_concatv2sf_sse4_1): Override length_immediate and
15462 prefix_data16 attributes for second alternative.
15463 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15464 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15465 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15466 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15467 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15468 prefix_data16 and length_immediate to 1.
15469 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15471 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15472 prefix_extra attribute for variants that don't have 0f prefix alone.
15473 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15474 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15475 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15476 *sse4_1_pextrd): Set length_immediate to 1.
15477 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15478 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15480 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15481 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15482 length_immediate to 1 for second alternative.
15483 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15484 prefix_extra and length_immediate attributes for the first
15486 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15488 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15489 to 1 for the first and third alternative.
15490 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15492 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15494 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15496 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15497 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15498 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15499 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15500 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15501 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15502 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15503 ssse3_psign<mode>3): Override prefix_rex attribute.
15504 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15505 (ssse3_palignrti): Override length_immediate to 1.
15506 (ssse3_palignrdi): Override length_immediate to 1, override
15507 prefix_rex attribute.
15508 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15509 (sse4a_extrqi): Override length_immediate to 2.
15510 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15511 (sse4a_insertq): Override prefix_data16 to 0.
15512 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15513 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15514 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15515 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15516 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15517 and length_immediate to 1.
15518 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15519 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15520 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15521 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15522 and length_immediate to 1.
15523 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15524 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15525 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15526 avx_ptest256): Override prefix_extra to 1.
15527 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15528 Override prefix_data16 and length_immediate to 1.
15529 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15530 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15531 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15532 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15533 prefix_data16 to 0 and prefix_extra to 2.
15534 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15535 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15537 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15538 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15539 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15540 and prefix_extra to 2.
15541 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15542 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15543 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15544 avx_vpermilvar<mode>3,
15545 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15546 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15547 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15548 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15549 Override prefix_extra to 1.
15550 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15551 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15552 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15553 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15554 prefix_extra and length_immediate to 1.
15555 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15557 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15558 to 1 for the first alternative.
15559 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15560 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15562 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15563 *movv2sf_internal_avx, *movv2sf_internal): Override
15564 prefix_rep attribute for certain alternatives.
15565 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15566 attributes for certain alternatives.
15567 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15568 attributes for certain alternatives.
15569 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15570 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15571 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15572 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15573 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15574 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15575 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15576 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15577 length_immediate to 1 if operand 2 is const_int_operand.
15578 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15579 *vec_extractv2si_1): Set length_immediate attribute to 1.
15580 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15581 using old 3DNOW insn rather than SSE/3DNOW_A.
15582 (mmx_emms, mmx_femms): Clear modrm attribute.
15584 2009-05-29 Martin Jambor <mjambor@suse.cz>
15586 * tree-sra.c: New implementation of SRA.
15588 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15589 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15590 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15591 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15592 (SRA_MAX_STRUCTURE_COUNT): Removed.
15593 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15594 * doc/invoke.texi (sra-max-structure-size): Removed.
15595 (sra-field-structure-ratio): Removed.
15597 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15599 PR middle-end/40291
15600 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15603 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15605 PR rtl-optimization/40101
15606 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15607 seqno. Adjust comment.
15608 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15609 inserting bookkeeping before a jump, the jump is not scheduled.
15610 When no positive seqno found, provide a value. Add comment.
15612 2009-05-29 Richard Guenther <rguenther@suse.de>
15614 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15615 short-cutting on the first component.
15617 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15619 PR middle-end/39958
15620 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15621 for trees other than decls/types.
15623 2009-05-29 Richard Guenther <rguenther@suse.de>
15625 * tree-ssa-operands.c (get_expr_operands): Do not handle
15626 INDIRECT_REFs in the handled-component case. Remove
15627 unused get_ref_base_and_extent case.
15628 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15629 tree_low_cst and host_integerp where possible.
15630 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15631 codes for equivalence.
15632 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15634 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15636 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15637 to tmake_file for i[34567]86-*-cygwin*.
15639 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15642 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15643 (altivec_categorize_keyword, init_vector_keywords,
15644 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15647 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15649 * tree.c (handle_dll_attribute): Check if node is
15650 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15652 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15654 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15656 (thumb2_zero_extendqidi2): Likewise.
15658 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15660 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15661 instead of gen_movrt.
15662 * config/sh/sh.md (movrt): Remove.
15664 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15666 * doc/invoke.texi (IA-64 Options):
15667 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15668 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15669 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15670 -msched-prefer-non-control-spec-insns,
15671 -msched-stop-bits-after-every-cycle,
15672 -msched-count-spec-in-critical-path,
15673 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15674 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15675 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15676 and -msched-spec-verbose.
15678 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15680 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15681 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15683 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15685 2009-05-28 Richard Guenther <rguenther@suse.de>
15687 * tree-ssa-alias.c (ao_ref_init): New function.
15688 (ao_ref_base): Likewise.
15689 (ao_ref_base_alias_set): Likewise.
15690 (ao_ref_alias_set): Likewise.
15691 (refs_may_alias_p_1): Change signature.
15692 (refs_may_alias_p): Adjust.
15693 (refs_anti_dependent_p): Likewise.
15694 (refs_output_dependent_p): Likewise.
15695 (call_may_clobber_ref_p_1): Change signature.
15696 (call_may_clobber_ref_p): Adjust.
15697 (stmt_may_clobber_ref_p_1): New function split out from ...
15698 (stmt_may_clobber_ref_p): ... here.
15699 (maybe_skip_until): Adjust signature.
15700 (get_continuation_for_phi): Likewise.
15701 (walk_non_aliased_vuses): Likewise.
15702 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15703 (ao_ref_init): Declare.
15704 (ao_ref_base): Likewise.
15705 (ao_ref_alias_set): Likewise.
15706 (stmt_may_clobber_ref_p_1): Likewise.
15707 (walk_non_aliased_vuses): Adjust.
15708 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15709 (get_ref_from_reference_ops): remove.
15710 (vn_reference_lookup_2): Adjust signature.
15711 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15712 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15713 (vn_reference_lookup): Adjust.
15714 (vn_reference_insert): Likewise.
15715 (vn_reference_insert_pieces): Adjust signature.
15716 (visit_reference_op_call): Adjust.
15717 * tree-ssa-pre.c (get_expr_type): Simplify.
15718 (phi_translate_1): Adjust.
15719 (compute_avail): Likewise.
15720 (translate_vuse_through_block): Do not re-build trees.
15721 (value_dies_in_block_x): Likewise.
15722 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15724 (vn_reference_lookup_pieces): Adjust declaration.
15725 (vn_reference_insert_pieces): Likewise.
15727 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15729 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15730 with checking disabled.
15732 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15736 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15737 macro definition for support of three-operand format aligned
15738 .comm directive in assembler on cygwin/pe/mingw target OS.
15739 * configure: Regenerate.
15740 * config.h: Regenerate.
15742 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15743 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15744 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15746 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15747 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15749 2009-05-28 Ira Rosen <irar@il.ibm.com>
15751 PR tree-optimization/40254
15752 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15753 in analysis of basic blocks.
15755 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15757 PR middle-end/33699
15758 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15759 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15760 (TARGET_INITIALIZER): Use it.
15761 * cse.c (CHEAPER): Move it up to the other macros.
15762 (insert): Rename this ...
15763 (insert_with_costs): ... to this. Add cost parameters. Update
15765 (insert): New function. Call insert_with_costs.
15766 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15767 find_reg_offset_for_const, try_const_anchors): New functions.
15768 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15769 when using a const-anchor. Call insert_const_anchors.
15770 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15771 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15773 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15775 * tree-inline.c (remap_decls): Enable nonlocalized variables
15776 when not optimizing.
15778 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15780 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15781 Simplify other tests involving optimize.
15783 2009-05-27 Tom Tromey <tromey@redhat.com>
15785 * unwind-dw2.c (_Unwind_DebugHook): New function.
15786 (uw_install_context): Call _Unwind_DebugHook.
15788 2009-05-27 Tom Tromey <tromey@redhat.com>
15790 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15792 2009-05-27 Ian Lance Taylor <iant@google.com>
15794 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15795 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15796 (ALL_LINKERFLAGS): Define.
15797 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15798 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15799 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15800 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15801 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15802 $(LINKER_FOR_BUILD).
15803 (build/gcov-iov$(build_exeext)): Likewise.
15805 2009-05-27 Julian Brown <julian@codesourcery.com>
15807 * gcse.c (target.h): Include.
15808 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15809 copy of argument to a pseudo register.
15811 2009-05-27 Diego Novillo <dnovillo@google.com>
15813 * tree-ssa-live.c (dump_scope_block): Document arguments.
15814 (dump_scope_blocks): Document.
15815 (debug_scope_blocks): New.
15816 * tree-flow.h (debug_scope_blocks): Declare.
15818 2009-05-21 Denis Chertykov <denisc@overta.ru>
15820 * doc/contrib.texi (Contributors): Add myself to the list.
15822 2009-05-27 Olivier Hainque <hainque@adacore.com>
15824 * expr.c (target_align): New function. Alignment the TARGET of an
15825 assignment may be assume to have.
15826 (highest_pow2_factor_for_target): Use it instead of relying on
15827 immediate tree attributes of TARGET, not necessarily honored when
15828 intermediate bitfields are involved.
15830 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15833 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15834 AVX, SSE4, AES, PCLMUL and POPCNT.
15836 2009-05-27 Diego Novillo <dnovillo@google.com>
15838 * tree-pretty-print.c (dump_location): New.
15839 (dump_generic_node): Call it.
15840 Factor code to handle BLOCK nodes ...
15841 (dump_block_node): ... here.
15843 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15845 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15847 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15849 * gcc-plugin.h: Include config.h and system.h.
15850 (IN_GCC): Define if not defined.
15852 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15854 PR middle-end/40249
15855 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15858 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15860 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15862 * config/m32r/m32r.h: Ditto.
15863 * config/m32r/m32r.md: Ditto.
15864 * config/m32r/predicates.md: Ditto.
15866 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15868 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15870 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15873 (Loading plugins): typo.
15874 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15875 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15876 (Interacting with the GCC Garbage Collector): Added new section.
15877 (Giving information about a plugin): Added new section for
15879 * ggc.h (ggc_register_root_tab): Added declaration.
15880 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15881 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15882 (register_callback): Improved comment in declaration.
15883 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15884 (extra_root_vec) Added static variable for dynamic roots registration.
15885 (ggc_register_root_tab) Added new routine.
15886 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15887 PLUGIN_GGC_MARKING event.
15888 * ggc-zone.c: Include plugin.h.
15889 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15890 * ggc-page.c: Include plugin.h.
15891 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15892 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15893 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15894 (register_callback): check lack of callbacks for
15895 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15896 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15897 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15898 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15899 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15900 dependency on plugin.h.
15901 (plugin.o): Added dependency on ggc.h...
15903 2009-05-26 Richard Guenther <rguenther@suse.de>
15905 PR middle-end/40248
15907 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15908 with mismatched comparison modes.
15910 * expr.c (expand_expr_real_1): Expand the operand of a
15911 VIEW_CONVERT_EXPR in its natural mode.
15913 2009-05-26 Ian Lance Taylor <iant@google.com>
15915 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15916 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15917 (ALL_COMPILERFLAGS): Define.
15918 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15919 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15920 (collect2$(exeext), collect2.o): Likewise.
15921 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15922 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15923 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15924 (libbackend.o, intl.o, cppdefault.o): Likewise.
15925 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15926 (build/%.o): Use $(COMPILER_FOR_BUILD).
15927 (build/gen%$(build_exeext)): Likewise.
15928 (build/gcov-iov$(build_exeext)): LIkewise.
15929 * config/t-darwin (darwin.o): Use $(COMPILER).
15930 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15931 * config/t-sol2 (sol2-c.o): Likewise.
15932 (sol2.o): Likewise.
15933 * config/t-vxworks (vxworks.o): Likewise.
15934 * config/x-darwin (host-darwin.o): Likewise.
15935 * config/x-hpux (host-hpux.o): Likewise.
15936 * config/x-linux (host-linux.o): Likewise.
15937 * config/x-solaris (host-solaris.o): Likewise.
15938 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15939 * config/arm/t-arm (arm-c.o): Likewise.
15940 * config/arm/t-pe (pe.o): Likewise.
15941 * config/arm/t-wince-pe (pe.o): Likewise.
15942 * config/i386/t-cygming (winnt.o): Likewise.
15943 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15944 * config/i386/t-cygwin (cygwin1.o): Likewise.
15945 (cygwin2.o): Likewise.
15946 * config/i386/t-i386 (i386-c.o): Likewise.
15947 * config/i386/t-interix (winnt.o): Likewise.
15948 * config/i386/t-netware (netware.o): Likewise.
15949 * config/i386/t-nwld (nwld.o): Likewise.
15950 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15951 * config/i386/x-i386 (driver-i386.o): Likewise.
15952 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15953 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15954 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15955 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15956 * config/mips/x-native (driver-native.o): Likewise.
15957 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15958 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15959 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15960 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15961 * config/score/t-score-elf (score7.o): Likewise.
15962 (score3.o): Likewise.
15963 * config/sh/t-sh (sh-c.o): Likewise.
15964 * config/sh/t-symbian (sh-c.o): Likewise.
15965 (symbian.o): Likewise.
15966 * config/spu/t-spu-elf (spu-c.o): Likewise.
15967 * config/v850/t-v850 (v850-c.o): Likewise.
15968 * config/v850/t-v850e (v850-c.o): Likewise.
15970 2009-05-26 Richard Guenther <rguenther@suse.de>
15972 PR tree-optimization/40122
15973 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15974 VECTOR_CSTs if possible.
15975 (fold_gimple_assign): Likewise.
15977 2009-05-26 Richard Guenther <rguenther@suse.de>
15979 PR middle-end/40252
15980 * fold-const.c (fold_binary): Use the correct types for building
15983 2009-05-26 Richard Guenther <rguenther@suse.de>
15985 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15986 redundant calls to merge_alias_info.
15987 (bump_vector_ptr): Likewise.
15988 * tree-ssa-copy.c (merge_alias_info): Remove.
15989 (replace_exp_1): Remove call to merge_alias_info.
15990 (propagate_tree_value): Likewise.
15991 (fini_copy_prop): Propagate points-to info.
15992 * tree-flow.h (merge_alias_info): Remove.
15994 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15996 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15998 2009-05-25 Jan Hubicka <jh@suse.cz>
16000 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16001 * cgraph.h (struct inline_summary): New filed self_wize,
16002 size_inlining_benefit, self_time and time_inlining_benefit.
16003 (struct cgraph_global_info): Replace insns by time ans size fields.
16004 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16005 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16006 (ipcp_update_callgraph): Do not touch function bodies.
16007 * ipa-inline.c: Include except.h
16008 (MAX_TIME): New constant.
16009 (overall_insns): Remove.
16010 (leaf_node_p): New.
16011 (overall_size, max_benefit): New static variables.
16012 (cgraph_estimate_time_after_inlining): New function.
16013 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16014 (cgraph_clone_inlined_nodes): Update size.
16015 (cgraph_mark_inline_edge): Update size.
16016 (cgraph_estimate_growth): Use size info.
16017 (cgraph_check_inline_limits): Check size.
16018 (cgraph_default_inline_p): Likewise.
16019 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16020 (cgraph_decide_recursive_inlining): Check size.
16021 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16023 (cgraph_decide_inlining): Likewise.
16024 (cgraph_decide_inlining_incrementally): Likewise; honor
16025 PARAM_EARLY_INLINING_INSNS.
16026 (likely_eliminated_by_inlining_p): New predicate.
16027 (estimate_function_body_sizes): New function.
16028 (compute_inline_parameters): Use it.
16029 * except.c (must_not_throw_labels): New function.
16030 * except.h (must_not_throw_labels): Declare.
16031 * tree-inline.c (init_inline_once): Kill inlining_weigths
16032 * tree-ssa-structalias.c: Avoid uninitialized warning.
16033 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16034 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16035 (PARAM_INLINE_CALL_COST): Remove.
16036 (PARAM_EARLY_INLINING_INSNS): New.
16038 2009-05-25 Richard Guenther <rguenther@suse.de>
16040 PR tree-optimization/36327
16041 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16042 callback for reference translation or lookup at the point of may-defs.
16043 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16044 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16045 for union COMPONENT_REFs.
16046 (vn_reference_lookup_3): New callback. Lookup from memset
16047 and CONSTRUCTOR assignment, translate through struct copies.
16048 (vn_reference_lookup_pieces): Make sure to not free the
16049 passed operands array. Adjust walk_non_aliased_vuses call.
16050 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16051 make sure we do not leak memory.
16053 2009-05-25 Richard Guenther <rguenther@suse.de>
16055 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16056 * tree-inline.c (expand_call_inline): Reset the escaped and
16057 callused solutions.
16058 * tree-ssa-structalias.c (pass_build_ealias): New.
16059 * tree-pass.h (pass_build_ealias): Declare.
16060 * passes.c (init_optimization_passes): Add PTA during
16061 early optimizations.
16062 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16063 and CALLUSED solutions.
16064 (dump_points_to_solution): New function, split out from ...
16065 (dump_points_to_info_for): ... here.
16066 * tree-parloops.c (parallelize_loops): Reset the escaped and
16067 callused solutions.
16069 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16072 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16073 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16075 2009-05-25 Ira Rosen <irar@il.ibm.com>
16077 PR tree-optimization/40238
16078 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16079 statements after basic block's labels.
16080 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16081 to free the allocated memory.
16083 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16085 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16086 return address with a USE.
16088 2009-05-24 Richard Guenther <rguenther@suse.de>
16090 PR middle-end/40233
16091 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16092 array type from the main variant of the inner type.
16094 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16096 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16097 definition to bool (from int) to un-break build.
16098 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16100 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16102 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16103 discard_stmt_changes): Delete.
16104 * tree-ssa-operands.c (scb_stack): Delete.
16105 (init_ssa_operands): Do not initialize it.
16106 (fini_ssa_operands): Do not free it.
16107 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16109 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16110 update_stmt, remove the others. Fix comments.
16111 * tree-dfa.c (optimize_stack_restore): Likewise.
16112 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16113 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16114 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16115 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16117 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16118 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16119 (dom_opt_finalize_block): Likewise, adjusting access to
16121 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16122 (stmts_to_rescan): Change item type to gimple.
16123 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16125 2009-05-24 Ira Rosen <irar@il.ibm.com>
16127 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16128 * tree-pass.h (pass_slp_vectorize): New pass.
16129 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16130 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16131 * tree-vectorizer.c (timevar.h): Include.
16132 (user_vect_verbosity_level): Declare.
16133 (vect_location): Fix comment.
16134 (vect_set_verbosity_level): Update user_vect_verbosity_level
16135 instead of vect_verbosity_level.
16136 (vect_set_dump_settings): Add an argument. Ignore user defined
16137 verbosity if dump flags require higher level of verbosity. Print to
16138 stderr only for loop vectorization.
16139 (vectorize_loops): Update call to vect_set_dump_settings.
16140 (execute_vect_slp): New function.
16141 (gate_vect_slp): Likewise.
16142 (struct gimple_opt_pass pass_slp_vectorize): New.
16143 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16144 access its members.
16145 (vec_info_for_bb): New function.
16146 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16147 (VECTORIZATION_ENABLED): New macro.
16148 (SLP_ENABLED, SLP_DISABLED): Likewise.
16149 (vect_is_simple_use): Add bb_vec_info argument.
16150 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16151 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16152 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16153 vect_schedule_slp, vect_analyze_slp): Likewise.
16154 (vect_analyze_stmt): Add slp_tree argument.
16155 (find_bb_location): Declare.
16156 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16157 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16158 (vect_analyze_loop_operations, vect_analyze_loop,
16159 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16160 vect_finalize_reduction, vectorizable_reduction,
16161 vectorizable_live_operation, vect_transform_loop): Likewise.
16162 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16163 skip evolution analysis if analyzing a basic block.
16164 (dr_analyze_indices): Likewise.
16165 (initialize_data_dependence_relation): Skip the test whether the
16166 object is invariant for basic blocks.
16167 (compute_all_dependences): Skip dependence analysis for data
16168 references in basic blocks.
16169 (find_data_references_in_stmt): Don't fail in case of invariant
16170 access in basic block.
16171 (find_data_references_in_bb): New function.
16172 (find_data_references_in_loop): Move code to
16173 find_data_references_in_bb and add a call to it.
16174 (compute_data_dependences_for_bb): New function.
16175 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16176 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16178 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16179 unknown dependence in basic block and fail in case of dependence in
16181 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16182 dependence instances from either loop or basic block vectorization
16184 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16185 before calling nested_in_vect_loop_p.
16186 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16187 dependence instances from either loop or basic block vectorization
16189 (vect_verify_datarefs_alignment): Likewise.
16190 (vect_enhance_data_refs_alignment): Adjust function calls.
16191 (vect_analyze_data_refs_alignment): Likewise.
16192 (vect_analyze_group_access): Fix printing. Skip different checks if
16193 DR_STEP is 0. Keep strided stores either in loop or basic block
16194 vectorization data structure. Fix indentation.
16195 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16197 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16198 dependence instances from either loop or basic block vectorization
16200 (vect_analyze_data_refs): Update comment. Call
16201 compute_data_dependences_for_bb to analyze basic blocks.
16202 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16203 case of loop vectorization. In case of basic block vectorization use
16204 data-ref itself as a base.
16205 (vect_create_data_ref_ptr): In case of basic block vectorization:
16206 don't advance the pointer, add new statements before the current
16207 statement. Adjust function calls.
16208 (vect_supportable_dr_alignment): Support only aligned accesses in
16209 basic block vectorization.
16210 * common.opt (ftree-slp-vectorize): New flag.
16211 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16212 (vect_pattern_recog_1): Likewise.
16213 * tree-vect-stmts.c (process_use): Likewise.
16214 (vect_init_vector): Add new statements in the beginning of the basic
16215 block in case of basic block SLP.
16216 (vect_get_vec_def_for_operand): Adjust function calls.
16217 (vect_finish_stmt_generation): Likewise.
16218 (vectorizable_call): Add assert that it is loop vectorization, adjust
16220 (vectorizable_conversion, vectorizable_assignment): Likewise.
16221 (vectorizable_operation): In case of basic block SLP, take
16222 vectorization factor from statement's type and skip the relevance
16223 check. Adjust function calls.
16224 (vectorizable_type_demotion): Add assert that it is loop
16225 vectorization, adjust function calls.
16226 (vectorizable_type_promotion): Likewise.
16227 (vectorizable_store): Check for outer loop only in case of loop
16228 vectorization. Adjust function calls. For basic blocks, skip the
16229 relevance check and don't advance pointers.
16230 (vectorizable_load): Likewise.
16231 (vectorizable_condition): Add assert that it is loop vectorization,
16232 adjust function calls.
16233 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16234 that it is not reduction, get vector type, call only supported
16235 functions, skip loop specific parts.
16236 (vect_transform_stmt): Check for outer loop only in case of loop
16238 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16239 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16240 for external definition.
16241 * passes.c (pass_slp_vectorize): New pass.
16242 * tree-vect-slp.c (find_bb_location): New function.
16243 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16244 check for patterns only in loops.
16245 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16246 case of multiple types in basic block SLP.
16247 (vect_mark_slp_stmts_relevant): New function.
16248 (vect_supported_load_permutation_p): Fix comment.
16249 (vect_analyze_slp_instance): Add argument. In case of basic block
16250 SLP, take vectorization factor from statement's type, check that
16251 unrolling factor is 1. Adjust function call. Save SLP instance in
16252 either loop or basic block vectorization structure. Return FALSE,
16254 (vect_analyze_slp): Add argument. Get strided stores groups from
16255 either loop or basic block vectorization structure. Return FALSE
16256 if basic block SLP failed.
16257 (new_bb_vec_info): New function.
16258 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16259 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16260 (vect_schedule_slp): Add argument. Get SLP instances from either
16261 loop or basic block vectorization structure. Set vectorization factor
16262 to be 1 for basic block SLP.
16263 (vect_slp_transform_bb): New function.
16264 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16266 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16268 * final.c (shorten_branches): Do not align labels for jump tables.
16269 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16271 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16273 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16274 Remove outdated reference to flow.c and fix nits.
16275 * doc/gccint.texi: Tweak RTL description.
16276 * doc/rtl.texi: Likewise.
16278 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16280 * config/avr/avr.c: Change my email address.
16281 * config/avr/avr.h: Likewise.
16282 * config/avr/avr.md: Likewise.
16283 * config/avr/avr-protos.h: Likewise.
16284 * config/avr/libgcc.S: Likewise.
16286 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16288 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16289 (spu_split_load, spu_split_store): Change return type to int.
16290 (spu_split_convert): Declare.
16291 * config/spu/predicates.md (spu_mem_operand): Remove.
16292 (spu_mov_operand): Update.
16293 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16294 * config/spu/spu.c (regno_aligned_for_load): Remove.
16295 (reg_aligned_for_addr, spu_expand_load): Define.
16296 (spu_expand_extv): Reimplement and handle MEM.
16297 (spu_expand_insv): Handle MEM.
16298 (spu_sched_reorder): Handle insn's with length 0.
16299 (spu_legitimate_address_p): Reimplement.
16300 (store_with_one_insn_p): Return TRUE for any mode with size
16301 larger than 16 bytes.
16302 (address_needs_split): Define.
16303 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16305 (spu_convert_move): Define.
16306 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16307 (spu_split_store): Change all MEM's to TImode.
16308 (spu_init_expanders): Preallocate registers that correspond to
16309 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16311 (spu_split_convert): Define.
16312 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16313 (_move<mode>, _movdi, _movti): Update predicate and condition.
16314 (load, store): Change to define_split.
16315 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16317 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16318 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16319 define_insn_and_split of lshr<mode>3.
16320 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16321 (<v>ashr<mode>3_imm): Define.
16322 (extv, extzv, insv): Allow MEM operands.
16323 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16324 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16325 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16326 (_spu_convert2): Change to define_insn_and_split and remove the
16327 corresponding define_peephole2.
16328 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16329 Change predicates to memory_operand.
16331 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16333 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16335 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16337 PR tree-optimization/40219
16338 * tree.c (iterative_hash_expr): Make sure the builtin function is
16339 a normal builtin function and not a front end or back end builtin
16340 before indexing into the built_in_decls array.
16342 2009-05-22 Richard Guenther <rguenther@suse.de>
16344 PR middle-end/38964
16345 * alias.c (write_dependence_p): Do not use TBAA for answering
16346 anti-dependence or output-dependence.
16347 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16348 (emit_pointer_definition): Remove.
16349 (emit_alias_warning): Likewise.
16350 (find_what_var_points_to): Remove TBAA pruning code.
16351 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16353 (compute_points_to_sets): Remove code computing the set of
16354 dereferenced pointers.
16355 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16356 oracle for querying anti and output dependencies.
16357 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16358 if TBAA may be applied.
16359 (refs_anti_dependent_p): New function.
16360 (refs_output_dependent_p): Likewise.
16361 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16362 (refs_output_dependent_p): Likewise.
16363 * doc/tree-ssa.texi (Memory model): New section.
16364 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16365 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16366 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16367 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16368 * expr.c (expand_expr_real_1): Likewise.
16369 * gimple-low.c (lower_stmt): Likewise.
16370 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16371 (dump_gimple_cdt): Remove.
16372 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16373 (gimple_size): Likewise.
16374 (walk_gimple_op): Likewise.
16375 (is_gimple_stmt): Likewise.
16376 (walk_stmt_load_store_addr_ops): Likewise.
16377 (gimple_build_cdt): Remove.
16378 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16379 * gimple.h (gimple_cdt_new_type): Remove.
16380 (gimple_cdt_new_type_ptr): Likewise.
16381 (gimple_cdt_set_new_type): Likewise.
16382 (gimple_cdt_location): Likewise.
16383 (gimple_cdt_location_ptr): Likewise.
16384 (gimple_cdt_set_location): Likewise.
16385 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16386 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16387 GIMPLE_CHANGE_DYNAMIC_TYPE.
16388 (verify_types_in_gimple_stmt): Likewise.
16389 * tree-inline.c (estimate_num_insns): Likewise.
16390 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16391 (copy_decl_to_var): Likewise.
16392 (copy_result_decl_to_var): Likewise.
16393 * tree-pretty-print.c (dump_generic_node): Do not handle
16394 CHANGE_DYNAMIC_TYPE_EXPR.
16395 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16396 * tree-ssa-operands.c (get_expr_operands): Likewise.
16397 * tree-ssa-structalias.c (struct variable_info): Remove
16398 no_tbaa_pruning member.
16399 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16400 (unify_nodes): Do not copy it.
16401 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16402 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16403 (set_uids_in_ptset): Do not check it.
16404 (find_what_var_points_to): Likewise.
16405 (compute_tbaa_pruning): Remove.
16406 (compute_points_to_sets): Do not call it.
16407 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16408 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16409 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16410 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16411 (DECL_NO_TBAA_P): Likewise.
16412 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16413 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16414 (expand_omp_atomic_pipeline): Do not set it.
16415 * print-tree.c (print_node): Do not dump it.
16416 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16419 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16422 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16425 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16427 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16430 2009-05-22 Ben Elliston <bje@au.ibm.com>
16432 * Makefile.in (bversion.h, s-bversion): New targets.
16433 (TOPLEV_H): Add bversion.h.
16434 * toplev.h: Include "bversion.h".
16435 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16436 the __format__ attribute only if compiling with the same version
16437 of GCC as the sources (the "build version").
16439 2009-05-22 Ben Elliston <bje@au.ibm.com>
16441 * c-format.c (handle_format_attribute): Fix comment typo.
16443 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16446 * config/ia64/ia64.opt (mfused-madd): New.
16447 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16448 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16449 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16450 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16451 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16452 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16453 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16454 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16455 instruction if !TARGET_FUSED_MADD.
16456 (fpma, fpms): Remove colon from name.
16458 2009-05-22 Richard Guenther <rguenther@suse.de>
16460 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16461 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16462 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16464 (create_expression_by_pieces): Only convert if necessary.
16465 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16466 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16468 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16470 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16471 regular pattern from a template and rename it ...
16472 (*extzv_truncsi_exts): ... to this.
16474 2009-05-21 Richard Guenther <rguenther@suse.de>
16476 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16477 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16478 (cgraph_default_inline_p): Likewise.
16479 (cgraph_decide_inlining_incrementally): Likewise.
16481 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16482 Uros Bizjak <ubizjak@gmail.com>
16484 * config/i386/cpuid.h (bit_MOVBE): New.
16486 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16488 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16489 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16490 (ix86_handle_option): Handle OPT_mmovbe.
16491 (ix86_target_string): Add -mmovbe.
16492 (pta_flags): Add PTA_MOVBE.
16493 (processor_alias_table): Add PTA_MOVBE to "atom".
16494 (override_options): Handle PTA_MOVBE.
16496 * config/i386/i386.h (TARGET_MOVBE): New.
16498 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16499 (*bswapsi_movbe): New.
16500 (*bswapdi_movbe): Likewise.
16501 (bswapdi2): Renamed to ...
16502 (*bswapdi_1): This.
16503 (bswapdi2): New expander.
16505 * config/i386/i386.opt (mmovbe): New.
16507 * doc/invoke.texi: Document -mmovbe.
16509 2009-05-21 Taras Glek <tglek@mozilla.com>
16511 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16512 * gcc-plugin.h (plugin_init): Updated signature.
16513 * gcc-plugin.h (plugin_name_args): Moved to this header.
16514 * doc/plugins.texi (plugin_init): Updated documention to reflect
16516 * doc/plugins.texi (plugin_name_args): Added to documention.
16518 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16520 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16521 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16523 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16525 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16526 JUMP_TABLE_DATA_P predicates where applicable.
16527 * config/i386/predicates.md: Ditto.
16528 * config/i386/sse.md: Ditto.
16530 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16532 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16533 operand2 -128 override length_immediate attribute to 1.
16534 * config/i386/predicates.md (constm128_operand): New predicate.
16536 * config/i386/i386.c (memory_address_length): Handle %r12
16537 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16539 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16540 mode look through optional ZERO_EXTEND and SUBREG.
16541 * config/i386/i386.md (R12_REG): New define_constant.
16542 (prefix_data16): For sse unit set also for MODE_TI insns.
16543 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16544 insns set if operand 1 is ext_QIreg_operand.
16545 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16546 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16548 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16549 mode from MODE_DI to MODE_SI.
16550 (movdi_1_rex64): Override modrm and length_immediate attributes
16551 only for movabs (TYPE_IMOV, alternative 2).
16552 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16553 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16554 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16555 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16556 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16557 prefix_rex attribute if DImode.
16558 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16559 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16560 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16561 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16562 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16563 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16564 Likewise. For TYPE_IMOV clear length_immediate attribute.
16565 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16566 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16567 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16568 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16569 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16570 or one operand TYPE_ISHIFT.
16571 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16572 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16573 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16574 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16575 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16576 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16577 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16578 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16579 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16580 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16581 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16582 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16583 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16584 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16585 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16586 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16587 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16588 set mode attribute, don't override length attribute.
16589 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16591 (return_internal_long): Set length attribute to 2 instead of 1.
16592 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16593 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16594 prefix_rex attribute.
16595 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16597 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16599 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16601 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16603 2009-05-20 Ian Lance Taylor <iant@google.com>
16605 * tree.c (build_tree_list_vec_stat): New function.
16606 (ctor_to_vec): New function.
16607 (build_nt_call_vec): New function.
16608 (build_call_array): Change args to be a const pointer.
16609 (build_call_vec): New function.
16610 * tree.h (build_nt_call_vec): Declare.
16611 (build_tree_list_vec_stat): Declare.
16612 (build_tree_list_vec): Define.
16613 (build_call_array): Update declaration.
16614 (build_call_vec): Declare.
16615 (ctor_to_vec): Declare.
16616 * c-common.c (tree_vector_cache): New static variable.
16617 (make_tree_vector): New function.
16618 (release_tree_vector): New function.
16619 (make_tree_vector_single): New function.
16620 (make_tree_vector_copy): New function.
16621 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16622 (make_tree_vector_single, make_tree_vector_copy): Declare.
16623 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16624 (c_parser_expr_list): Don't manage cache here, instead call
16626 (c_parser_release_expr_list): Remove static function.
16627 (c_parser_vec_to_tree_list): Remove static function.
16628 (c_parser_attributes): Call build_tree_list_vec instead of
16629 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16630 c_parser_release_expr_list.
16631 (c_parser_postfix_expression_after_primary): Likewise.
16632 (c_parser_objc_keywordexpr): Likewise.
16634 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16636 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16637 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16638 TARGET_CONVERT_TO_TYPE.
16639 * hooks.c (hook_tree_const_tree_null): Define.
16640 * hooks.h (hook_tree_const_tree_null): Declare.
16641 * target.h (struct gcc_target): Add invalid_parameter_type,
16642 invalid_return_type, promoted_type, and convert_to_type fields.
16643 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16644 (TARGET_INVALID_RETURN_TYPE): Define.
16645 (TARGET_PROMOTED_TYPE): Define.
16646 (TARGET_CONVERT_TO_TYPE): Define.
16647 (TARGET_INITIALIZER): Update for new fields.
16648 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16649 (grokparms): Check targetm.invalid_parameter_type.
16650 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16651 * c-convert.c (convert): Check targetm.convert_to_type.
16653 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16655 * config/mips/mips.md (*extenddi_truncate<mode>,
16656 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16658 (*extendhi_truncateqi): New define_insn_and_sptit.
16660 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16662 PR middle-end/40204
16663 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16664 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16666 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16668 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16669 the operand of VIEW_CONVERT_EXPR.
16671 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16673 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16674 extended family and model for Intel processors. Support Intel Atom.
16676 2009-05-20 Olivier Hainque <hainque@adacore.com>
16678 * gstab.h (stab_code_type): Define, to be used instead of the
16679 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16681 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16682 occurrences by stab_code_type.
16683 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16685 2009-05-20 Martin Jambor <mjambor@suse.cz>
16687 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16688 (sra_insert_before): Likewise.
16689 (sra_insert_after): Likewise.
16690 (sra_init_cache): Likewise.
16691 (sra_type_can_be_decomposed_p): Likewise.
16692 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16693 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16694 (sra_insert_before): Likewise.
16695 (sra_insert_after): Likewise.
16696 (sra_init_cache): Likewise.
16697 (insert_edge_copies_seq): Made static and moved upwards.
16699 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16702 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16704 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16705 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16708 2009-05-20 Richard Guenther <rguenther@suse.de>
16710 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16711 with mismatched comparison modes.
16713 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16715 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16716 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16717 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16718 with shifts for Thumb2.
16719 (orsi_notsi): New for orn.
16720 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16721 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16722 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16723 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16724 Don't invert remainder for IOR.
16726 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16728 PR tree-optimization/40087
16729 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16730 number_of_iterations_ne): Rename never_infinite argument.
16731 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16732 number_of_iterations_le): Handle pointer-type ivs when
16733 exit_must_be_taken is false.
16734 (number_of_iterations_cond): Do not always assume that
16735 exit_must_be_taken if the control variable is a pointer.
16737 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16739 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16740 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16742 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16744 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16745 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16747 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16750 * c.opt (Wlogical-op): Disabled by default.
16751 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16753 * doc/invoke.texi (Wlogical-op): Likewise.
16755 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16757 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16759 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16760 Propagate the type of the first operand.
16761 <ASSERT_EXPR>: Simplify.
16762 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16763 Rewrite using the RHS code as discriminant.
16764 <NOP_EXPR>: Turn into CASE_CONVERT.
16765 <PLUS_EXPR>: Propagate the type of the first operand.
16767 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16769 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16770 (ia64_dconst_0_375): New.
16771 * config/ia64/ia64.c (ia64_override_options): Remove
16772 -minline-sqrt-min-latency warning.
16773 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16774 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16775 * config/ia64/ia64.md (*sqrt_approx): Remove.
16776 (sqrtsf2): Remove #if 0.
16777 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16778 (sqrtdf): Remove assert.
16779 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16780 (sqrtxf2): Remove #if 0.
16781 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16782 * div.md (sqrt_approx_rf): New.
16783 (sqrtsf2_internal_thr): New implementation.
16784 (sqrtsf2_internal_lat): New.
16785 (sqrtdf2_internal_thr: New implementation.
16786 (sqrtxf2_internal): New implementation.
16788 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16789 Hans-Peter Nilsson <hp@axis.com>
16791 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16792 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16793 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16794 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16795 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16796 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16797 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16798 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16799 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16800 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16801 * c-common.c: ...from here.
16803 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16805 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16807 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16809 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16811 2009-05-19 Ben Elliston <bje@au.ibm.com>
16813 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16814 assignments with memcpy calls.
16815 (add_fdes): Likewise.
16816 (binary_search_unencoded_fdes): Likewise.
16817 (linear_search_fdes): Eliminate type puns.
16819 2009-05-19 Richard Guenther <rguenther@suse.de>
16821 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16822 not falsely claim to have propagated into all uses.
16824 2009-05-19 Ben Elliston <bje@au.ibm.com>
16826 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16829 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16831 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16832 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16833 (TARGET_LEGITIMATE_ADDRESS_P): New.
16834 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16835 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16837 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16840 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16841 child of the containing namespace's DIE.
16843 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16845 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16846 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16847 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16850 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16854 gen_align with gen_pad.
16855 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16856 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16858 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16859 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16861 * config/i386/i386.md (align): Renamed to ...
16862 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16863 ASM_OUTPUT_MAX_SKIP_PAD.
16865 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16867 * config.gcc: Fix variable syntax.
16870 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16871 before calling exact_log2.
16872 (output_iorsi3): Likewise.
16873 (output_xorsi3): Likewise.
16875 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16877 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16878 for the none zero constant operand except for EQ and NE
16879 comprisons even when the first operand is R0.
16881 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16883 * config/s390/2064.md: Remove trailing whitespaces.
16884 * config/s390/2084.md: Likewise.
16885 * config/s390/constraints.md: Likewise.
16886 * config/s390/fixdfdi.h: Likewise.
16887 * config/s390/libgcc-glibc.ver: Likewise.
16888 * config/s390/s390-modes.def: Likewise.
16889 * config/s390/s390-protos.h: Likewise.
16890 * config/s390/s390.c: Likewise.
16891 * config/s390/s390.h: Likewise.
16892 * config/s390/s390.md: Likewise.
16893 * config/s390/tpf-unwind.h: Likewise.
16895 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16897 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16899 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16902 * configure.ac (m68k-*-*): Check if binutils support TLS.
16903 * configure: Regenerate.
16904 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16905 * config/m68k/constraints.md (Cu): New constraint.
16906 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16907 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16908 (movsi): Handle TLS symbols.
16909 (addsi3_5200): Handle XTLS symbols, indent.
16910 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16911 (m68k_tls_reference_p): Declare.
16912 (m68k_legitimize_address): Declare.
16913 (m68k_unwrap_symbol): Declare.
16914 * config/m68k/m68k.opt (mxtls): New option.
16915 * config/m68k/m68k.c (ggc.h): Include.
16916 (m68k_output_dwarf_dtprel): Implement hook.
16917 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16918 (m68k_expand_prologue): Load GOT pointer when function needs it.
16919 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16920 (m68k_legitimate_constant_address_p): Same.
16921 (m68k_decompose_address): Handle TLS references.
16922 (m68k_get_gp): New static function.
16923 (enum m68k_reloc): New contants.
16924 (TLS_RELOC_P): New macro.
16925 (m68k_wrap_symbol): New static function.
16926 (m68k_unwrap_symbol): New function.
16927 (m68k_final_prescan_insn_1): New static function.
16928 (m68k_final_prescan_insn): New function.
16929 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16931 (legitimize_pic_address): Handle TLS references..
16932 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16933 (m68k_libcall_value_in_a0_p)
16934 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16935 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16936 (m68k_legitimize_tls_address): Handle TLS references.
16937 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16939 (m68k_legitimize_address): Handle TLS symbols.
16940 (m68k_get_reloc_decoration): New static function.
16941 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16943 (m68k_output_dwarf_dtprel): Implement hook.
16944 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16945 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16946 m68k_call_* routines.
16947 (sched_attr_op_type): Handle TLS symbols.
16948 (gt-m68k.h): Include.
16949 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16950 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16952 2009-05-18 Martin Jambor <mjambor@suse.cz>
16954 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16955 (visit_store_addr_for_mod_analysis): New function.
16956 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16957 (determine_cst_member_ptr): Use gimple_assign_single_p.
16958 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16959 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16960 operands. Don't check number of operands of a NOP_EXPR.
16962 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16964 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16966 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16969 * c-common.c (warn_logical_operator): Don't warn if one of
16970 expression isn't always true or false.
16972 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16974 * config/i386/biarch32.h: New file.
16975 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16977 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16979 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16980 *zero_extend<mode>_truncqi): Merge these into ...
16981 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16982 Name the pattern following this as *zero_extendhi_truncqi.
16984 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16986 PR middle-end/39301
16987 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16988 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16989 (output_info): Make field HOST_WIDEST_INT.
16990 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16991 (dump_bitmat_statistics): Same.
16993 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16995 * config.gcc (use_gcc_stdint): Set to wrap.
16996 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16997 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16998 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16999 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17000 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17001 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17002 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17003 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17005 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17007 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17009 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17010 Move definitions earlier.
17011 (OPT_ARCH64, OPT_ARCH32): Define.
17012 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17015 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17018 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17021 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17023 * arm.md (movdi2): Copy non-reg values to DImode registers.
17025 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17028 * final.c (label_to_max_skip): New function.
17029 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17030 CODE_LABEL_NUMBER <= max_labelno.
17031 * output.h (label_to_max_skip): New prototype.
17032 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17033 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17034 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17035 Handle CODE_LABELs with >= 16 byte alignment or with
17036 max_skip == (1 << align) - 1.
17037 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17038 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17041 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17042 .p2align 3 if MAX_SKIP is smaller than 7.
17043 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17045 2009-05-15 Ian Lance Taylor <iant@google.com>
17047 * alias.c (struct alias_set_entry_d): Rename from struct
17048 alias_set_entry. Change all uses.
17049 * except.c (struct call_site_record_d): Rename from struct
17050 call_site_record. Change all uses.
17051 * except.h (struct eh_region_d): Rename from struct eh_region.
17053 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17055 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17056 ivtype_map_elt. Change all uses.
17057 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17059 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17060 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17062 (struct sese_d): Rename from struct sese. Change all uses.
17063 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17064 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17065 * optabs.h (struct optab_d): Rename from struct optab. Change all
17067 (struct convert_optab_d): Rename from struct convert_optab.
17069 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17070 ipa_opt_pass. Change all uses.
17071 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17074 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17075 defined as a typedef.
17076 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17079 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17082 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17084 (merge_ranges): Returns bool.
17085 * tree.h (make_range): .. to here.
17086 (build_range_check): Likewise.
17087 (merge_ranges): Likewise. Renamed from merge_ranges.
17088 * c-typeck.c (parser_build_binary_op): Update calls to
17089 warn_logical_operator.
17090 * c-common.c (warn_logical_operator): Add new warning.
17091 * c-common.h (warn_logical_operator): Update declaration.
17093 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17095 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17097 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17099 * doc/install.texi: Document MPC requirements, flags etc.
17101 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17102 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17103 Evaluate constant arguments.
17104 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17105 (fold_builtin_1): Likewise, also evaluate constant arguments.
17106 Remove superfluous break.
17107 (do_mpc_ckconv): New.
17108 * real.h: Include mpc.h.
17109 * toplev.c (print_version): Output MPC version info if available.
17111 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17113 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17115 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17117 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17120 2009-05-15 Jan Hubicka <jh@suse.cz>
17122 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17123 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17124 (try_inline): Fix return value.
17125 (cgraph_decide_inlining_incrementally): Honor new value.
17126 (cgraph_early_inlining): Handle indirect inlining.
17127 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17129 2009-05-15 Jan Hubicka <jh@suse.cz>
17131 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17132 * cgraphunit.c (cgraph_finalize_function): Set it.
17133 (cgraph_expand_function): Use it.
17135 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17137 * real.c (encode_ieee_half): Define.
17138 (decode_ieee_half): Define.
17139 (ieee_half_format): Define.
17140 (arm_half_format): Define.
17141 * real.h (ieee_half_format): Declare.
17142 (arm_half_format): Declare.
17144 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17146 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17147 swapped, and reversed optabs exist before trying to use them.
17149 2009-05-15 Paul Brook <paul@codesourcery.com>
17150 Sandra Loosemore <sandra@codesourcery.com>
17152 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17153 loads. Allow PRE_DEC.
17154 (output_move_neon): Handle PRE_DEC.
17155 (arm_print_operand): Add 'A' for neon structure loads.
17156 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17157 * config/arm/neon.md (neon_mov): Update comment.
17158 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17160 (Um): New constraint.
17162 2009-05-15 Jan Hubicka <jh@suse.cz>
17164 Revert the following patch until testsuite fallout is fixed:
17165 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17166 * cgraph.h (struct inline_summary): New filed self_wize,
17167 size_inlining_benefit, self_time and time_inlining_benefit.
17168 (struct cgraph_global_info): Replace insns by time ans size fields.
17169 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17170 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17171 (ipcp_update_callgraph): Do not touch function bodies.
17172 * ipa-inline.c: Include except.h
17173 (MAX_TIME): New constant.
17174 (overall_insns): Remove
17175 (overall_size, max_benefit): New static variables.
17176 (cgraph_estimate_time_after_inlining): New function.
17177 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17178 (cgraph_clone_inlined_nodes): Update size.
17179 (cgraph_mark_inline_edge): Update size.
17180 (cgraph_estimate_growth): Use size info.
17181 (cgraph_check_inline_limits): Check size.
17182 (cgraph_default_inline_p): Likewise.
17183 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17184 (cgraph_decide_recursive_inlining): Check size.
17185 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17187 (cgraph_decide_inlining): Likewise.
17188 (cgraph_decide_inlining_incrementally): Likewise; honor
17189 PARAM_EARLY_INLINING_INSNS.
17190 (likely_eliminated_by_inlining_p): New predicate.
17191 (estimate_function_body_sizes): New function.
17192 (compute_inline_parameters): Use it.
17193 * except.c (must_not_throw_labels): New function.
17194 * except.h (must_not_throw_labels): Declare.
17195 * tree-inline.c (init_inline_once): Kill inlining_weigths
17196 * tree-ssa-structalias.c: Avoid uninitialized warning.
17197 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17198 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17199 (PARAM_INLINE_CALL_COST): Remove.
17200 (PARAM_EARLY_INLINING_INSNS): New.
17202 2009-05-15 Richard Guenther <rguenther@suse.de>
17204 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17205 not TODO_update_ssa.
17207 2009-05-15 Richard Guenther <rguenther@suse.de>
17209 PR tree-optimization/39999
17210 * gimple.h (gimple_expr_type): Use the expression type looking
17211 through useless conversions.
17212 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17213 (vn_nary_op_insert_stmt): Likewise.
17214 (simplify_binary_expression): Likewise.
17216 2009-05-15 Richard Guenther <rguenther@suse.de>
17218 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17219 New options, enabled by default.
17220 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17222 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17223 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17224 * tree-ssa-structalias.c (gate_tree_pta): New function.
17225 (pass_build_alias): Use it.
17227 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17229 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17230 recurse on an invariant address if a conversion from a pointer
17231 type to a wider integer type is involved.
17233 2009-05-15 Jan Hubicka <jh@suse.cz>
17235 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17236 * cgraph.h (struct inline_summary): New filed self_wize,
17237 size_inlining_benefit, self_time and time_inlining_benefit.
17238 (struct cgraph_global_info): Replace insns by time ans size fields.
17239 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17240 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17241 (ipcp_update_callgraph): Do not touch function bodies.
17242 * ipa-inline.c: Include except.h
17243 (MAX_TIME): New constant.
17244 (overall_insns): Remove
17245 (overall_size, max_benefit): New static variables.
17246 (cgraph_estimate_time_after_inlining): New function.
17247 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17248 (cgraph_clone_inlined_nodes): Update size.
17249 (cgraph_mark_inline_edge): Update size.
17250 (cgraph_estimate_growth): Use size info.
17251 (cgraph_check_inline_limits): Check size.
17252 (cgraph_default_inline_p): Likewise.
17253 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17254 (cgraph_decide_recursive_inlining): Check size.
17255 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17257 (cgraph_decide_inlining): Likewise.
17258 (cgraph_decide_inlining_incrementally): Likewise; honor
17259 PARAM_EARLY_INLINING_INSNS.
17260 (likely_eliminated_by_inlining_p): New predicate.
17261 (estimate_function_body_sizes): New function.
17262 (compute_inline_parameters): Use it.
17263 * except.c (must_not_throw_labels): New function.
17264 * except.h (must_not_throw_labels): Declare.
17265 * tree-inline.c (init_inline_once): Kill inlining_weigths
17266 * tree-ssa-structalias.c: Avoid uninitialized warning.
17267 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17268 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17269 (PARAM_INLINE_CALL_COST): Remove.
17270 (PARAM_EARLY_INLINING_INSNS): New.
17271 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17272 (inline-call-cost): Remove.
17273 (early-inlining-insns): New.
17275 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17277 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17279 (print_int_cst_bounds_in_octal_p): Likewise.
17280 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17282 * dwarf2out.c (base_type_die): Likewise.
17283 (is_subrange_type): Delete.
17284 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17285 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17286 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17287 if the destination type is boolean.
17288 (build_range_check): Do not special-case subtypes.
17289 (fold_sign_changed_comparison): Likewise.
17290 (fold_unary): Likewise.
17291 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17292 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17293 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17294 * tree.c (subrange_type_for_debug_p): New predicate based on the
17295 former is_subrange_type.
17296 * tree.h (subrange_type_for_debug_p): Declare.
17297 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17298 (convert_affine_scev): Remove call to above function.
17299 (chrec_convert_aggressive): Likewise.
17300 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17301 false for conversions involving subtypes.
17302 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17303 (vrp_val_min): Likewise.
17304 (needs_overflow_infinity): Likewise.
17305 (extract_range_from_unary_expr): Likewise.
17307 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17309 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17310 * config/frv/frv.c: Likewise.
17311 * config/s390/s390.c: Likewise.
17312 * config/sparc/sparc.h: Likewise.
17313 * config/i386/i386.h: Likewise.
17314 * config/i386/i386.c: Likewise.
17315 * config/crx/crx.c: Likewise.
17316 * config/m68hc11/m68hc11.h: Likewise.
17317 * config/iq2000/iq2000.c: Likewise.
17318 * config/mn10300/mn10300.h: Likewise.
17319 * config/mn10300/mn10300.c: Likewise.
17320 * config/m68k/m68k.c: Likewise.
17321 * config/rs6000/rs6000.c: Likewise.
17322 * config/rs6000/xcoff.h: Likewise.
17323 * config/rs6000/linux64.h: Likewise.
17324 * config/rs6000/sysv4.h: Likewise.
17325 * config/score/score3.c: Likewise.
17326 * config/score/score7.c: Likewise.
17327 * config/score/score.c: Likewise.
17328 * config/arm/arm.md: Likewise.
17329 * config/mips/mips.c: Likewise.
17330 * config/mips/mips.md: Likewise.
17331 * config/bfin/bfin.h: Likewise.
17332 * config/pa/pa.c: Likewise.
17333 * config/pa/constraints.md: Likewise.
17335 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17336 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17337 * config/pdp11/pdp11.h: Use memory_address_p instead.
17339 2009-05-14 Ian Lance Taylor <iant@google.com>
17341 * passes.c (finish_optimization_passes): Change i to int.
17342 * plugin.c (plugins_active_p): Change event to int.
17343 (dump_active_plugins): Likewise.
17344 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17346 * tree.c (tree_range_check_failed): Change c to unsigned int.
17347 (omp_clause_range_check_failed): Likewise.
17348 (build_common_builtin_nodes): Change mode to int. Add cast.
17349 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17350 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17352 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17353 ++ or -- with a variable of enum type.
17355 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17358 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17360 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17362 * store-motion.c: Do not include params.h
17363 * Makefile.in: Fix dependencies for various files.
17365 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17367 * auto-inc-dec.c: Fix pass description, remove apparent
17368 accidental duplication.
17370 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17372 PR middle-end/40147
17373 * ipa-utils.h (memory_identifier_string): Moved to ...
17374 * tree.h (memory_identifier_string): Here. Add GTY(()).
17376 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17378 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17379 in the former documentation of...
17380 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17381 * ira-conflicts.c (get_dup_num): Use address_operand.
17382 * targhooks.c (default_legitimate_address_p): New.
17383 * targhooks.h (default_legitimate_address_p): New.
17384 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17386 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17387 * target.h (struct target): Add legitimate_address_p.
17388 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17389 (TARGET_INITIALIZER): Include it.
17391 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17392 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17393 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17394 (TARGET_LEGITIMATE_ADDRESS_P): New.
17396 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17397 (REG_OK_STRICT_P): Delete.
17398 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17399 (frv_legitimate_address_p_1): ... this.
17400 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17401 (frv_legitimate_address_p_1): ... the renamed old
17402 frv_legitimate_address_p.
17403 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17404 (TARGET_LEGITIMATE_ADDRESS_P): New.
17406 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17407 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17408 * config/s390/s390.c (legitimate_address_p): Rename to...
17409 (s390_legitimate_address_p): ... this, make static.
17410 (legitimize_address): Adjust call.
17411 (TARGET_LEGITIMATE_ADDRESS_P): New.
17412 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17414 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17415 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17416 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17417 (TARGET_LEGITIMATE_ADDRESS_P): New.
17419 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17420 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17421 * config/spu/spu.c (spu_legitimate_address): Rename to...
17422 (spu_legitimate_address_p): ... this, make static.
17423 (TARGET_LEGITIMATE_ADDRESS_P): New.
17425 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17426 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17427 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17428 (sparc_legitimate_address_p): ... this, make static and return bool.
17429 (legitimize_address): Adjust call.
17430 (TARGET_LEGITIMATE_ADDRESS_P): New.
17432 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17433 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17434 * config/i386/i386.c (legitimate_address_p): Rename to...
17435 (ix86_legitimate_address_p): ... this, make static.
17436 (constant_address_p): Move after it, adjust call.
17437 (TARGET_LEGITIMATE_ADDRESS_P): New.
17439 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17440 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17441 * config/avr/avr.c (legitimate_address_p): Rename to...
17442 (avr_legitimate_address_p): ... this, make static.
17443 (legitimize_address): Adjust call.
17444 (TARGET_LEGITIMATE_ADDRESS_P): New.
17446 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17447 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17448 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17449 (TARGET_LEGITIMATE_ADDRESS_P): New.
17451 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17452 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17453 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17454 (TARGET_LEGITIMATE_ADDRESS_P): New.
17456 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17457 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17459 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17461 (TARGET_LEGITIMATE_ADDRESS_P): New.
17463 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17464 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17466 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17468 (m68hc11_legitimate_address_p): ... this, make static.
17469 (go_if_legitimate_address_internal): Rename to...
17470 (m68hc11_legitimate_address_p_1): ... this.
17471 (legitimize_address): Adjust call.
17472 (TARGET_LEGITIMATE_ADDRESS_P): New.
17474 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17475 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17476 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17477 (TARGET_LEGITIMATE_ADDRESS_P): New.
17479 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17480 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17481 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17482 (mn10300_legitimate_address_p): ... this, make static.
17483 (TARGET_LEGITIMATE_ADDRESS_P): New.
17485 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17486 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17487 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17488 (TARGET_LEGITIMATE_ADDRESS_P): New.
17490 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17491 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17492 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17493 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17494 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17495 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17496 (rs6000_legitimate_address_p): ... this, make static.
17497 (TARGET_LEGITIMATE_ADDRESS_P): New.
17498 (REG_MODE_OK_FOR_BASE_P): Delete.
17499 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17501 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17502 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17504 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17505 static, adjust types.
17506 (TARGET_LEGITIMATE_ADDRESS_P): New.
17508 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17509 * config/score/score.c (score_address_p): Rename to...
17510 (score_legitimate_address_p): ... this.
17511 (TARGET_LEGITIMATE_ADDRESS_P): New.
17512 * config/score/score3.c (score3_address_p): Rename to...
17513 (score3_legitimate_address_p): ... this.
17514 * config/score/score7.c (score7_address_p): Rename to...
17515 (score7_legitimate_address_p): ... this.
17517 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17518 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17519 GO_IF_LEGITIMATE_ADDRESS): Delete.
17520 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17521 thumb2_legitimate_address_p): Delete.
17522 (arm_legitimate_address_p): Rename to...
17523 (arm_legitimate_address_outer_p): ... this.
17524 * config/arm/constraints.md ("Uq"): Adjust call.
17525 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17526 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17528 (arm_legitimate_address_outer_p): ... this.
17529 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17531 (TARGET_LEGITIMATE_ADDRESS_P): New.
17533 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17534 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17535 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17536 (TARGET_LEGITIMATE_ADDRESS_P): New.
17538 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17539 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17540 * config/vax/vax.c (legitimate_address_p): Rename to...
17541 (vax_legitimate_address_p): ... this, make static.
17542 (TARGET_LEGITIMATE_ADDRESS_P): New.
17544 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17545 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17546 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17547 (TARGET_LEGITIMATE_ADDRESS_P): New.
17549 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17550 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17551 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17552 (mmix_legitimate_address_p): ... this, make static.
17553 (TARGET_LEGITIMATE_ADDRESS_P): New.
17555 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17556 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17557 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17558 (TARGET_LEGITIMATE_ADDRESS_P): New.
17560 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17562 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17563 of MODE_COMPLEX_INT.
17565 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17567 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17568 LCT_NORMAL in function call.
17569 * mips-tdump.c (print_file_desc): Add cast to enum type.
17570 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17571 (mark_stabs): Add casts to enum types.
17572 (parse_stabs_common): Add casts to enum types.
17574 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17576 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17577 Check for invalid values of LETTER.
17579 2009-05-13 Taras Glek <tglek@mozilla.com>
17581 * attribs.c (register_attribute): moved out attribute registration
17582 into register_attribute.
17583 * doc/plugins.texi: Documented register_attribute and
17585 * gcc-plugin.h: Added forward decl for register_attribute.
17586 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17587 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17588 PLUGIN_ATTRIBUTES boilerplate.
17590 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17592 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17593 values even in sentinel and empty entries.
17594 (ms_printf_flag_specs): Likewise.
17595 (ms_scanf_flag_specs): Likewise.
17596 (ms_strftime_flag_specs): Likewise.
17597 (ms_print_char_table): Likewise.
17598 (ms_scan_char_table): Likewise.
17599 (ms_time_char_table): Likewise.
17601 2009-05-13 Doug Kwan <dougkwan@google.com>
17603 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17605 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17607 * config/mips/mips.md (store): Add attributes for QI and HI.
17609 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17610 (truncdi<mode>2): ... this new pattern.
17612 2009-05-13 Brad Hards <bradh@kde.org>
17614 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17616 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17617 Ben Elliston <bje@au.ibm.com>
17619 PR middle-end/40035
17620 * dse.c (check_mem_read_rtx): Guard against width == -1.
17622 2009-05-13 Michael Matz <matz@suse.de>
17624 PR middle-end/39976
17625 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17626 (trivially_conflicts_p): New function.
17627 (insert_backedge_copies): Use it.
17629 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17631 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17632 (handle_stdc_pragma): Use new enum constant names.
17633 (handle_pragma_float_const_decimal64): Ditto.
17635 2009-05-13 Ian Lance Taylor <iant@google.com>
17637 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17640 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17642 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17643 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17645 * config/m68k/m68k.h (FL_UCLINUX): Define.
17647 2009-05-13 Jan Hubicka <jh@suse.cz>
17649 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17651 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17653 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17654 unless -fschedule-insns is specified.
17656 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17659 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17660 TARGET_EXPAND_CBRANCHDI4.
17661 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17662 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17663 (cmpeqdi): Fix comment.
17665 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17667 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17668 (sh_legitimate_address_p): Likewise.
17669 * config/sh/sh.c (sh_legitimate_index_p): New.
17670 (sh_legitimate_address_p): Likewise.
17671 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17672 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17673 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17674 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17675 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17676 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17677 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17678 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17679 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17681 2009-05-12 Jan Hubicka <jh@suse.cz>
17683 * tree-inline.c (estimate_operator_cost): Add operands;
17684 when division happens by constant, it is cheap.
17685 (estimate_num_insns): Loads and stores are not having cost of 0;
17686 EH magic stuff is cheap; when computing runtime cost of switch,
17687 use log2 base of amount of its cases; builtin_expect has cost of 0;
17688 compute cost for moving return value of call.
17689 (init_inline_once): Initialize time_based flags.
17690 * tree-inline.h (eni_weights_d): Add time_based flag.
17692 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17694 * df-core.c: Update head documentation.
17696 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17699 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17700 shadowing exisiting variable op1.
17702 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17705 * config/i386/driver-i386.c (processor_signatures): New enum.
17706 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17707 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17708 processor signature to detect geode processor.
17710 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17714 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17716 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17717 causes spurious differences between trunk and cond-optab branch.
17719 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17721 * dojump.c (compare_from_rtx): Delete.
17722 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17723 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17724 if the comparison does not satisfy the predicate; test predicates for
17725 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17726 further if one existing pattern fails.
17727 * expr.h (compare_from_rtx): Delete.
17728 (prepare_operand): Declare it.
17729 * optabs.c: Change "lib call" to "libcall" throughout.
17730 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17731 HAVE_conditional_trap, emit_cmp_insn): Delete.
17732 (can_compare_p): Delete cmp_optab case.
17733 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17734 Accept other parameters by value.
17735 (prepare_operand): Make non-static.
17736 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17737 other parameters by value. Try to widen operands here based on
17738 an optab_methods argument and looking at cbranch_optab.
17739 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17740 loop. Use cbranch_optab directly.
17741 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17742 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17744 (emit_conditional_move, emit_conditional_add): Inline what's needed
17745 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17746 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17747 with COMPARE. Move cmov_optab and cstore_optab above
17748 with cbranch_optab, move cmp_optab down with ucmp_optab,
17749 remove tst_otpab. Do not initialize trap_rtx.
17750 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17751 for trap code. Do not check HAVE_conditional_trap. Use
17752 prepare_cmp_insn. Accept no predicate for operand 3.
17753 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17754 (OTI_ctrap, ctrap_optab): New.
17755 (tst_optab): Delete.
17756 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17757 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17758 with lookup of ctrap_optab.
17759 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17761 (ctrap_optab): New.
17763 * combine.c (combine_simplify_rtx, simplify_set): Do not
17764 special case comparing against zero for cc0 machines.
17765 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17766 COMPARE on cc0 machines.
17767 (simplify_relational_operation): Return a new expression when
17768 a COMPARE could be removed.
17769 * final.c (final_scan_insn): Compare cc_status values
17770 against LHS of a (compare FOO (const_int 0)) cc0 source.
17771 Also check if cc_status.value is the full compare.
17773 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17774 (cstoreMM4): Document.
17775 (conditional_trap): Document ctrapMM4 instead.
17776 (sync_compare_and_swapMM): Refer to cbranchcc4.
17777 (Dependent Patterns): Eliminate obsolete information referring to
17778 the old jump optimization phase.
17779 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17780 of compares with 0 on cc0 machines.
17781 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17782 avoiding references to cc0. Remove text about storing operands
17784 * doc/tm.texi (Condition Codes): Include blurb on different
17785 condition code representations, separate into subsections for
17786 CC0, MODE_CC and conditional execution.
17788 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17789 alpha_emit_setcc): Accept operands and a machine mode.
17790 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17791 Get code/op0/op1 from operands, use machine mode argument
17792 instead of alpha_compare.fp_p. Emit the branch here.
17793 (alpha_emit_setcc): Likewise, and return boolean.
17794 (alpha_emit_conditional_move): Likewise. Assert that
17795 cmp_op_mode == cmp_mode, and simplify accordingly.
17796 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17797 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17798 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17800 (stack probe test): Use cbranchdi4.
17801 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17803 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17804 * config/arc/arc.h (movsicc, movsfcc): Use it.
17805 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17806 (cbranchsi4, cstoresi4): New.
17807 (cmpsi, bCC and sCC expanders): Remove.
17809 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17810 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17811 * config/arm/predicates.md (arm_comparison_operator): Only include
17812 floating-point operators if there is a hardware floating-point unit.
17813 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17814 deferring to cbranch_cc and cstore_cc respectively.
17815 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17816 cbranch_cc, cstore_cc): New.
17817 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17819 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17821 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17822 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17824 (adjust_insn_length): Adjust calls.
17825 (avr_reorg): Handle (compare (foo) (const_int 0)).
17826 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17827 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17828 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17829 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17831 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17832 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17834 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17835 (cbranchsi4, cstorebi4, cstoresi4): New.
17836 (movbisi): This insn is duplicate, split it to zero_extend.
17837 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17838 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17839 (bfin_optimize_loop): Use cbranch expander.
17840 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17841 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17842 (bfin_bimode_comparison_operator): ... this.
17843 (bfin_direct_comparison_operator): New.
17845 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17846 inside (compare FOO (const_int 0)).
17847 (cris_rtx_costs): Handle ZERO_EXTRACT.
17848 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17849 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17850 (*tstdi_v32): Delete.
17851 (*cmpdi_non_v32): Add M alternative for operand 1.
17852 (cmpsi, cmp<mode>): Make private.
17853 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17855 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17857 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17858 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17859 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17860 (cc_reg_operand): New.
17861 (any_cond): Delete.
17862 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17863 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17864 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17865 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17866 crx_expand_scond): Delete.
17868 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17870 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17871 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17873 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17874 cstoresi4, cstoresf4, cstoredf4): New.
17875 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17876 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17877 Receive the entire operands array.
17878 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17879 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17880 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17881 Get test/op0/op1 from the operands array.
17882 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17884 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17885 (h8300_expand_store): New.
17886 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17888 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17889 (h8300_expand_store): New.
17890 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17891 or do not try to produce (set (cc0) REG).
17892 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17893 change a compare into a move to a scratch register. Disable some
17894 peepholes when comparing with zero.
17895 (tstsi, tsthi, tstsi, cmpqi): Make private.
17897 (bCC, sCC): Delete.
17898 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17901 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17902 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17903 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17904 (ix86_emit_i387_log1p): Use cbranchxf2.
17905 (ix86_expand_setcc): Return void.
17906 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17907 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17908 cmp<MODEF>, cmpcc): Remove.
17909 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17910 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17911 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17912 (sCC and bCC expanders): Remove.
17913 (stack_protect_test): Use cbranchcc4.
17915 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17917 (ia64_expand_compare): Accept three rtx by reference and return void.
17918 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17919 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17920 from *expr. Update *expr with the BImode comparison to do.
17921 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17922 cmptf, bCC, sCC, conditional_trap): Delete.
17923 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17924 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17925 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17926 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17927 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17929 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17930 type of last argument.
17931 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17932 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17933 use machine mode argument instead of branch_type. Remove dead
17934 code for floating-point comparisons.
17935 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17936 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17938 (cbranchsi4, cstoresi4): New.
17939 * config/iq2000/predicates.md (reg_or_const_operand): New.
17941 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17942 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17943 (b<code>_op): Rewrite to...
17944 (bcc_op): ... this, using match_operator.
17945 (s<code>_op): Rewrite to...
17946 (scc_op): ... this, using match_operator.
17947 (s<code>_24_op): Rewrite to...
17948 (scc_op_24): ... this, using match_operator.
17949 (s<code>_<mode>): Rewrite to...
17950 (cstore<mode>4): ... this, using match_operator.
17951 (s<code>_<mode>_24): Rewrite to...
17952 (cstore<mode>4_24): ... this, using match_operator.
17953 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17954 m32c_unpend_compare, m32c_expand_scc): Delete.
17955 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17956 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17957 (m32c_expand_movcc): Change NE to EQ if necessary.
17958 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17960 * config/m32r/m32r-protos.h (gen_cond_store): New.
17961 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17962 (gen_cond_store): New, from sCC patterns.
17963 (m32r_expand_block_move): Use cbranchsi4.
17964 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17965 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17966 (cbranchsi4, cstoresi4): New.
17968 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17970 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17971 (m68hc11_notice_update_cc): Look into a compare with 0.
17972 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17974 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17975 cmphi, cmpqi, bCC): Delete.
17976 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17977 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17978 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17981 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17982 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17983 * config/m68k/constraints.md (H): New.
17984 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17985 the define_insn below.
17986 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17987 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17988 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17989 patterns): Wrap RHS with COMPARE.
17990 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17991 (*cmpdi_internal): Name this pattern.
17992 (cmpdi): Change to define_insn.
17993 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17994 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17995 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17997 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17998 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17999 (conditional_trap): Change to...
18000 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18001 (*conditional_trap): Use the ordered_comparison_operator and
18002 const1_operand predicates.
18003 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18004 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18005 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18006 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18008 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18009 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18010 (mcore_gen_compare): New.
18011 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18012 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18013 (mcore_gen_compare): ... this.
18014 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18015 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18016 (stack probe pattern): Use cbranchsi4.
18018 * config/mips/predicates.md (mips_cstore_operator): New.
18019 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18020 * config/mips/mips.md (any_cond): Delete.
18021 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18023 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18024 fixuns_truncsfdi2): Use cbranch patterns.
18025 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18026 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18027 Adjust call to mips_expand_conditional_branch.
18028 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18030 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18031 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18032 * config/mips/mips.c (cmp_operands): Delete.
18033 (mips_emit_compare): Get comparison operands from *op0/*op1.
18034 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18035 that it succeeds. Use op0/op1 instead of cmp_operands.
18036 (mips_expand_conditional_branch, mips_expand_conditional_move,
18037 mips_expand_conditional_trap): Likewise.
18038 (mips_block_move_loop): Use cbranch patterns.
18039 * config/mips/mips.h (cmp_operands): Delete.
18041 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18042 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18043 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18044 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18045 (*cmpcc_folded): Rename to...
18046 (*cmpdi_folded): this.
18047 (*cmpcc): Rename to...
18049 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18052 (cbranchdf4): New. Handle invalid comparisons here.
18053 * config/mmix/predicates.md (float_comparison_operator): New.
18055 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18056 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18057 * config/mn10300/mn10300.md (tst): Delete.
18058 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18059 Name these patterns and wrap RHS in a compare.
18060 (*cmpsi): Make this pattern private. Include tst.
18061 (*cmpsf): Make this pattern private.
18062 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18063 (compare with zero peepholes): Likewise.
18065 (cbranchsi4, cbranchsf4): New.
18066 (casesi): Use cbranchsi4.
18068 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18069 hppa_branch_type): Delete.
18070 (return_addr_rtx): Use cbranchsi4.
18071 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18072 Emit CCFPmode comparison here.
18073 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18074 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18075 hppa_branch_type): Delete.
18076 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18077 (movsicc, movdicc): Remove references to hppa_compare_op0,
18078 hppa_compare_op1 and compare_from_rtx.
18079 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18080 (casesi): Use cbranchsi4.
18082 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18083 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18084 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18085 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18086 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18088 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18089 (*branch, *branch_inverted): New.
18091 * config/picochip/picochip.md (cbranchhi4): Use
18092 ordered_comparison_operator.
18093 (cmphi, bCC): Remove.
18095 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18096 (trap_comparison_operator): Delete.
18097 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18098 rs6000_emit_cbranch): Accept mode and operands.
18099 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18100 rs6000_compare_fp_p): Delete.
18101 (rs6000_generate_compare): Accept mode and comparison. Extract code
18102 and op0/op1 from there. Replace references to rs6000_compare_op0
18103 and rs6000_compare_op1.
18104 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18105 extract result from passed operands.
18106 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18107 extract loc from passed operands.
18108 (rs6000_emit_cmove): Likewise.
18109 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18110 rs6000_compare_fp_p): Delete.
18111 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18112 (cbranch<GPR>4, cbranch<FP>4): New.
18113 (cstore<mode>4): New. Consolidate here all choices about when to use
18114 portable or specialized sCC sequences.
18115 (stack_protect_test): Use cbranchsi4.
18116 (conditional_trap): Replace with ctrap<GPR>4.
18117 (conditional trap insn): Replace trap_comparison_operator with
18118 ordered_comparison_operator.
18120 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18121 (s390_emit_prologue): Use ctrap.
18122 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18123 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18124 New predicates replacing...
18125 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18126 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18127 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18128 (add<mode>cc): Do not use s390_compare_op0/op1.
18129 (s<code>): Change to...
18130 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18131 (seq): Change to...
18132 (cstorecc4): ... this. Handle EQ or NE equally.
18133 (*sne): Un-privatize for use in cstorecc4.
18134 (b<code>): Change to...
18135 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18136 (conditional_trap): Replace with...
18137 (ctrap<GPR>4, ctrap<FP>4): ... these.
18138 (stack_protect): Use cbranchcc4.
18140 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18141 * config/score/score-protos.h (score_gen_cmp): Delete.
18142 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18143 (score_block_move-loop): Use cbranchsi4.
18144 * config/score/score.md (cbranchsi4): New.
18145 (cmpsi, bCC): Delete.
18146 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18147 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18148 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18149 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18150 * config/score/score3.h (score3_gen_cmp): Delete.
18151 * config/score/score7.h (score7_gen_cmp): Delete.
18153 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18154 (sh_emit_scc_to_t): ... this. Return void.
18155 (from_compare): Rename to...
18156 (sh_emit_compare_and_branch): ... this.
18157 (sh_emit_compare_and_set): New.
18158 (sh_expand_t_scc): Accept operands.
18159 * config/sh/predicates.md (sh_float_comparison_operator): New.
18160 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18161 (prepare_scc_operands): Rename to...
18162 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18164 (sh_emit_cheap_store_flag): New.
18165 (sh_emit_set_t_insn): New.
18166 (from_compare): Rename to...
18167 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18168 handling of TARGET_SH2E floating point to avoid recursive call.
18169 Generate branch here.
18170 (sh_emit_compare_and_set): New.
18171 (sh_expand_t_scc): Get op0/op1 from arguments.
18172 (sh_emit_cheap_store_flag): New.
18173 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18175 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18176 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18177 (movsicc, movdicc): Do nothing when it recreated operands from
18178 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18179 prepare_scc_operands (now sh_emit_scc_to_t).
18180 (udivdi3): Use cstoresi4.
18181 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18182 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18183 (cbranchint4_media, cbranchfp4_media): New.
18184 (casesi): Use cbranchdi4.
18185 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18187 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18188 (movnegt): Remove second operand.
18189 (cbranchsf4, cbranchdf4): New.
18190 (stack_protect): Use cbranchdi4/cbranchsi4.
18192 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18193 (gen_compare_reg): Accept comparison, extract part of it to...
18194 (gen_compare_reg_1): ... this.
18195 (gen_compare_operator): Delete.
18196 (gen_v9_scc): Accept separate destination, comparison code and arms.
18197 Do not use sparc_compare_op0/sparc_compare_op1.
18198 (emit_scc_insn, emit_conditional_branch_insn): New.
18199 (emit_v9_brxx): Make static. Remove useless assertion.
18200 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18202 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18203 * config/sparc/sparc-protos.h (gen_compare_reg,
18204 sparc_emit_float_lib_cmp): Adjust prototype.
18205 (emit_scc_insn, emit_conditional_branch_insn): New.
18206 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18207 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18208 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18209 iterators to the top.
18210 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18211 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18212 snedi_special_trunc): Delete.
18213 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18214 and snedi_special_trunc.
18215 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18216 cbranchdi4, cbranch<F:mode>4): New.
18217 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18218 here. Use gen_compare_reg instead of gen_compare_operator.
18219 (conditional_trap): Replace with...
18220 (ctrapsi4, ctrapdi4): ... this.
18221 (stack_protect_test): Use cbranchcc4.
18223 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18225 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18226 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18227 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18228 from operands[0] or operands[3] depending on is_set.
18229 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18230 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18231 cmpdf, bCC), sCC: Remove.
18232 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18233 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18235 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18236 spu_emit_branch_or_set.
18238 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18240 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18241 xstormy16_compare_op1): Delete.
18242 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18243 xstormy16_compare_op1): Delete.
18244 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18246 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18247 (cmphi, cmpsi, bCC): Remove.
18249 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18250 (*cmpsi): ... this one.
18251 (cbranchsi4, cstoresi4): New.
18252 (bCC expanders): Delete.
18253 (sCC insns): Fold into...
18254 (*setcc): ... this one.
18255 (casesi): Do not use gen_cmpsi and gen_bgtu.
18256 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18257 (movsicc): Simplify.
18258 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18260 * config/vax/vax-protos.h (cond_name): New.
18261 (vax_output_conditional_branch): Remove.
18262 * config/vax/vax.c (cond_name): New.
18263 (vax_output_conditional_branch): Remove.
18264 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18265 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18266 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18267 (bit<VAXint>): Wrap source with (compare).
18268 (b<code> and following unnamed pattern): Rename to *branch and
18269 *branch_reversed. Change macroization to match_operator.
18270 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18272 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18273 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18274 Change last argument to machine_mode.
18275 (xtensa_expand_scc): Add machine_mode argument.
18276 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18277 (gen_conditional_move, xtensa_expand_conditional_branch,
18278 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18279 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18280 Adjust operand numbers.
18281 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18283 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18284 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18285 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18287 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18289 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18290 causes spurious differences between trunk and cond-optab branch.
18292 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18295 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18297 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18299 * tree.c (iterative_hash_pointer): Delete.
18300 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18301 Hash UIDs and versions of SSA names. Don't special-case built-in
18302 function declarations.
18304 2009-05-11 Ian Lance Taylor <iant@google.com>
18307 * graphite.c: Force -Wc++-compat to only be a warning before
18308 #including "cloog/cloog.h".
18310 2009-05-11 Martin Jambor <mjambor@suse.cz>
18312 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18314 2009-05-11 Jan Hubicka <jh@suse.cz>
18316 * tree-ssa-loop-ivcanon.c: Include target.h
18317 (struct loop_size): new structure.
18318 (constant_after_peeling): New predicate.
18319 (tree_estimate_loop_size): New function.
18320 (estimated_unrolled_size): Rewrite for new estimates.
18321 (try_unroll_loop_completely): Use new estimates.
18322 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18324 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18326 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18327 libcpp interface change.
18328 (spu_macro_to_expand): Likewise.
18330 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18332 PR tree-optimization/40026
18333 * gimplify.c (gimplify_init_constructor): Change initial conditional
18334 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18335 optimize_compound_literals_in_ctor.
18337 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18339 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18341 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18343 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18345 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18346 HOST_WIDE_INT for gap.
18348 2009-05-11 Ira Rosen <irar@il.ibm.com>
18350 PR tree-optimization/40074
18351 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18352 account in group size and step comparison.
18354 2009-05-11 Richard Guenther <rguenther@suse.de>
18356 * passes.c (init_optimization_passes): Strip now incorrect comment.
18357 (execute_function_todo): Do not set PROP_alias.
18358 * tree-pass.h (PROP_alias): Remove.
18359 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18360 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18361 * tree-nrv.c (pass_return_slot): Likewise.
18362 * tree-object-size.c (pass_object_sizes): Likewise.
18363 * tree-ssa-dom.c (pass_dominator): Likewise.
18364 (pass_phi_only_cprop): Likewise.
18365 * tree-ssa-dse.c (pass_dse): Likewise.
18366 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18367 (pass_cselim): Likewise.
18368 * tree-ssa-pre.c (pass_pre): Likewise.
18369 (pass_fre): Likewise.
18370 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18371 * tree-ssa-sink.c (pass_sink_code): Likewise.
18372 * tree-stdarg.c (pass_stdarg): Likewise.
18373 * tree-tailcall.c (pass_tail_calls): Likewise.
18374 * tree-vrp.c (pass_vrp): Likewise.
18376 2009-05-10 Ian Lance Taylor <iant@google.com>
18378 * basic-block.h (enum profile_status): Break out of struct
18379 control_flow_graph.
18380 * cgraph.h (struct inline_summary): Break out of struct
18382 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18383 of struct cgraph_order_sort.
18384 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18385 * cse.c (struct branch_path): Break out of struct
18386 cse_basic_block_data.
18387 * except.h (enum eh_region_type): Break out of struct eh_region.
18388 * gcc.c (enum add_del): Break out of struct modify_target.
18389 * genrecog.c (enum decision_type): Break out of struct decision_test.
18390 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18392 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18393 * regmove.c (enum match_use): New enum, broken out of struct match.
18394 * sched-int.h (enum post_call_group): New enum, broken out of
18396 (struct deps_reg): Break out of struct deps.
18397 * target.h (struct asm_int_op): Break out of struct gcc_target.
18398 * tree-eh.c (struct goto_queue_node): Break out of struct
18400 * tree-inline.h (enum copy_body_cge_which): Break out of
18402 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18404 * c-decl.c (in_struct, struct_types): New static variables.
18405 (pushtag): Add loc parameter. Change all callers.
18406 (lookup_tag): Add ploc parameter. Change all callers.
18407 (check_compound_literal_type): New function.
18408 (parser_xref_tag): Add loc parameter. Change all callers. If
18409 -Wc++-compat, warn about struct/union/enum types defined within a
18411 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18412 and loc parameters. Change all callers. Change error calls to
18413 error_at, using loc. For a redefinition, if the location of the
18414 original definition is known, report it. Set in_struct and
18415 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18416 (finish_struct): Add new parameters enclosing_in_struct and
18417 enclosing_struct_types. Change all callers. Set
18418 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18419 in the struct. If in a struct, add this struct to struct_types.
18420 (start_enum): Add loc parameter. Change all callers. Use
18421 error_at for errors, using loc. For a redefinition, if the
18422 location of the original definition is known, report it. If in a
18423 struct, add this enum type to struct_types. If -Wc++-compat warn
18424 if in sizeof, typeof, or alignof.
18425 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18426 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18427 (c_parser_enum_specifier): Get enum location for start_enum.
18428 (c_parser_struct_or_union_specifier): Get struct location for
18429 start_struct. Save in_struct and struct_types status between
18430 start_struct and finish_struct.
18431 (c_parser_cast_expression): Get location of cast.
18432 (c_parser_alignof_expression): Get location of type.
18433 (c_parser_postfix_expression): Likewise.
18434 (c_parser_postfix_expression_after_paren_type): Add type_loc
18435 parameter. Change all callers. Call check_compound_literal_type.
18436 Use type_loc for error about variable size type.
18437 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18438 of an enum constant from an enum type defined in a struct or union.
18439 (c_cast_expr): Add loc parameter. Change all callers. If
18440 -Wc++-compat, warn about defining a type in a cast.
18441 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18442 (start_enum, start_struct, finish_struct): Update declarations.
18443 (parser_xref_tag, c_cast_expr): Update declarations.
18444 (check_compound_literal_type): Declare.
18446 2009-05-11 Ben Elliston <bje@au.ibm.com>
18448 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18449 for recent libcpp interface change.
18450 (rs6000_macro_to_expand): Likewise.
18452 2009-05-10 Michael Matz <matz@suse.de>
18455 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18456 not at entry of function.
18458 2009-05-10 Richard Guenther <rguenther@suse.de>
18460 PR tree-optimization/40081
18462 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18463 using the main variant of the element type. Do not fiddle with
18464 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18466 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18467 structs with volatile fields.
18469 2009-05-10 Jan Hubicka <jh@suse.cz>
18471 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18472 (estimate_move_cost): Assert that it does not get called for
18474 (estimate_num_insns): Skip VOID types in argument handling.
18475 (optimize_inline_calls): Delete unreachable blocks and verify that
18476 callgraph is valid.
18478 2009-05-10 Jan Hubicka <jh@suse.cz>
18480 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18481 * cgraph.c (cgraph_mark_address_taken_node): New function.
18482 (dump_cgraph_node): Dump new flag.
18483 * cgraph.h (struct cgraph_node): Add address_taken.
18484 (cgraph_mark_address_taken_node): New function.
18485 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18486 since new direct calls can be born.
18488 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18490 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18491 tok->val.node.node.
18493 2009-05-10 Jan Hubicka <jh@suse.cz>
18495 PR middle-end/40084
18496 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18498 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18499 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18500 * tree-inline.c (copy_bb): Set frequency correctly.
18501 (fold_marked_statements): Update call to
18502 cgraph_update_edges_for_call_stmt.
18504 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18506 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18507 identifiers in diagnostics.
18508 * config/arm/arm.c (arm_handle_fndecl_attribute,
18509 arm_handle_isr_attribute): Likewise.
18510 * config/avr/avr.c (avr_handle_progmem_attribute,
18511 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18512 * config/bfin/bfin.c (handle_int_attribute,
18513 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18514 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18515 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18517 * config/darwin.c (darwin_handle_kext_attribute,
18518 darwin_handle_weak_import_attribute): Likewise.
18519 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18520 h8300_handle_eightbit_data_attribute,
18521 h8300_handle_tiny_data_attribute): Likewise.
18522 * config/i386/i386.c (ix86_handle_cconv_attribute,
18523 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18524 * config/i386/winnt.c (ix86_handle_shared_attribute,
18525 ix86_handle_selectany_attribute): Likewise.
18526 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18527 * config/m32c/m32c.c (function_vector_handler): Likewise.
18528 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18529 m68hc11_handle_fntype_attribute): Likewise.
18530 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18531 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18532 * config/mips/mips.c (mips_insert_attributes,
18533 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18534 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18535 rs6000_handle_struct_attribute): Likewise.
18536 * config/sh/sh.c (sh_insert_attributes,
18537 sh_handle_resbank_handler_attribute,
18538 sh_handle_interrupt_handler_attribute,
18539 sh2a_handle_function_vector_handler_attribute,
18540 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18542 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18543 * config/spu/spu.c (spu_handle_fndecl_attribute,
18544 spu_handle_vector_attribute): Likewise.
18545 * config/stormy16/stormy16.c
18546 (xstormy16_handle_interrupt_attribute): Likewise.
18547 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18548 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18550 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18552 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18553 (pp_translate_identifiers): New.
18554 (pp_identifier): Only conditionally translate identifier to locale
18556 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18557 (pp_base_tree_identifier): Only conditionally translate identifier
18558 to locale character set.
18559 * c-pretty-print.c (M_): Define.
18560 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18561 fragments for conditional translation with M_.
18562 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18563 identifier translation.
18565 2009-05-10 Richard Guenther <rguenther@suse.de>
18567 PR tree-optimization/40081
18568 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18569 using the main variant of the element type. Do not fiddle with
18570 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18572 2009-05-09 Jan Hubicka <jh@suse.cz>
18574 PR middle-end/40080
18575 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18576 indirect calls; verify cgraph afterwards.
18578 2009-05-09 Jan Hubicka <jh@suse.cz>
18581 * ipa.c (update_inlined_to_pointer): New function.
18582 (cgraph_remove_unreachable_nodes): Use it.
18584 2009-05-09 Jan Hubicka <jh@suse.cz>
18586 * tree-eh.c (struct leh_state): Remove prev_try.
18587 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18588 not track prev_try.
18589 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18590 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18591 remove_eh_handler_and_replace, foreach_reachable_handler,
18592 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18593 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18594 (gen_eh_region_cleanup): Update prototype.
18596 2009-05-09 Jan Hubicka <jh@suse.cz>
18598 PR middle-end/40043
18599 * except.c (copy_eh_region): Always set prev_try.
18600 (redirect_eh_edge_to_label): Find outer try.
18601 (foreach_reachable_handler): When looking for prev try
18602 handle case where previous try is not going to be taken.
18604 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18606 PR tree-optimization/40049
18607 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18608 only vector/vector shifts, convert the type of the constant to the
18609 appropriate type to avoid building incorrect trees, which
18610 eventually have problems with garbage collection.
18612 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18614 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18615 -1 for complex floating-point types if honoring signed zeros.
18617 2009-05-08 Jan Hubicka <jh@suse.cz>
18619 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18620 argument; handle correctly when profile is absent.
18621 (build_cgraph_edges): Update.
18622 (rebuild_cgraph_edges): Update.
18623 * cgraph.c: Do not include varray.h.
18624 (cgraph_set_call_stmt_including_clones): New function.
18625 (cgraph_create_edge_including_clones): Likewise
18626 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18627 (cgraph_update_edges_for_call_stmt): Handle clones.
18628 (cgraph_remove_node): Handle clone tree.
18629 (cgraph_remove_node_and_inline_clones): New function.
18630 (dump_cgraph_node): Dump clone tree.
18631 (cgraph_clone_node): Handle clone tree.
18632 (clone_function_name): Bring here from tree-inline.c.
18633 (cgraph_create_virtual_clone): New function.
18634 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18635 (cgraph_clone_info): New function.
18636 (strut cgraph_node): Add clone_info and new clone tree pointers.
18637 (cgraph_remove_node_and_inline_clones,
18638 cgraph_set_call_stmt_including_clones,
18639 cgraph_create_edge_including_clones,
18640 cgraph_create_virtual_clone): Declare.
18641 (cgraph_function_versioning): Use VEC argument.
18642 (compute_call_stmt_bb_frequency): Update prototype.
18643 (cgraph_materialize_all_clones): New function.
18644 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18645 (ipcp_create_replace_map): Update to VECtors.
18646 (ipcp_update_callgraph): Use virtual clones.
18647 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18648 (ipcp_update_profiling): Do not update local profiling.
18649 (ipcp_insert_stage): Use VECtors and virtual clones.
18650 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18651 (clone_of_p): New function.
18652 (cgraph_preserve_function_body_p): Use clone tree.
18653 (cgraph_optimize): Materialize clones.
18654 (cgraph_function_versioning): Update for VECtors.
18655 (save_inline_function_body): Use clone tree.
18656 (cgraph_materialize_clone): New function.
18657 (cgraph_materialize_all_clones): Likewise.
18658 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18659 * ipa.c: Include gimple.h.
18660 (cgraph_remove_unreachable_nodes): Use clone tree.
18661 * ipa-prop.c (ipa_note_param_call): Update call to
18662 compute_call_stmt_bb_frequencycall.
18663 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18664 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18665 (copy_bb): Handle updating of clone tree; add new edge when new call
18667 (expand_call_inline): Be strict about every call having edge.
18668 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18669 (delete_unreachable_blocks_update_callgraph): New function.
18670 (tree_function_versioning): Use VECtors; always remove unreachable
18671 blocks and fold conditionals.
18672 * tree-inline.h: Do not include varray.h.
18673 (tree_function_versioning): Remove.
18674 * Makefile.in (GTFILES): Remove tree-inline.c
18675 * passes.c (do_per_function): Do only functions having body.
18676 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18679 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18680 Andrew Morrow <acm@google.com>
18683 * c-common.c (c_common_attribute_table): Permit deprecated
18684 attribute to take an optional argument.
18685 (handle_deprecated_attribute): If the optional argument to
18686 __attribute__((deprecated)) is not a string ignore the attribute
18687 and emit a warning.
18689 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18690 * c-typeck.c (build_component_ref): Likewise.
18691 (build_external_ref): Likewise.
18693 * toplev.c (warn_deprecated_use): Add an attribute argument.
18694 Emit the message associated with __attribute__((deprecated)).
18696 * toplev.h (warn_deprecated_use): Updated.
18698 * doc/extend.texi: Document new optional parameter to
18699 __attribute__((deprecated))
18701 2009-05-08 Michael Eager <eager@eagercon.com>
18703 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18704 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18706 2009-05-08 Richard Guenther <rguenther@suse.de>
18708 PR tree-optimization/40062
18709 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18710 Avoid exponential behavior.
18712 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18714 PR rtl-optimization/33928
18716 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18717 process_uses, build_single_def_use_links): New.
18718 (update_df): Update use_def_ref.
18719 (forward_propagate_into): Use get_def_for_use instead of use-def
18721 (fwprop_init): Call build_single_def_use_links and let it initialize
18723 (fwprop_done): Free use_def_ref.
18724 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18725 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18726 df_rd_simulate_one_insn): New.
18727 (df_rd_bb_local_compute_process_def): Update head comment.
18728 (df_chain_create_bb): Use the new RD simulation functions.
18729 * df.h (df_rd_simulate_artificial_defs_at_top,
18730 df_rd_simulate_one_insn): New.
18731 * opts.c (decode_options): Enable fwprop at -O1.
18732 * doc/invoke.texi (-fforward-propagate): Document this.
18734 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18737 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18738 and one complex operand specially.
18739 * tree-complex.c (some_nonzerop): Do not identify a real value as
18740 zero if flag_signed_zeros.
18742 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18744 PR rtl-optimization/33928
18745 * loop-invariant.c (record_use): Fix && vs. || mishap.
18747 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18749 PR rtl-optimization/33928
18750 * loop-invariant.c (struct use): Add addr_use_p.
18751 (struct def): Add n_addr_uses.
18752 (struct invariant): Add cheap_address.
18753 (create_new_invariant): Set cheap_address.
18754 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18755 (record_uses): Pass df_ref to record_use.
18756 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18759 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18761 * config/sh/sh.c: Do not include c-pragma.h.
18763 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18765 * config/spu/spu.c: Remove include of c-common.h.
18767 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18770 * c-common.h (mark_valid_location_for_stdc_pragma,
18771 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18772 clear_float_const_decimal64, float_const_decimal64_p): New.
18773 * c.opt (Wunsuffixed-float-constants): New.
18774 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18775 unsuffixed float constant, handle new warning.
18776 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18777 * c-decl.c (c_scope): New flag float_const_decimal64.
18778 (set_float_const_decimal64, clear_float_const_decimal64,
18779 float_const_decimal64_p): New.
18780 (push_scope): Set new flag.
18781 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18782 to use STDC pragmas.
18783 (c_parser_external_declaration): Ditto.
18784 (c_parser_compound_statement_nostart): Ditto.
18785 * c-pragma.c (valid_location_for_stdc_pragma,
18786 mark_valid_location_for_stdc_pragma,
18787 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18788 handle_pragma_float_const_decimal64): New.
18789 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18790 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18791 set_float_const_decimal64, clear_float_const_decimal64,
18792 float_const_decimal64_p): New dummy functions.
18793 * doc/extend.texi (Decimal Float): Remove statement that the
18794 pragma, and suffix for double constants, are not supported.
18795 * doc/invoke.texi (Warning Options): List new option.
18796 (-Wunsuffixed-float-constants): New.
18798 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18800 * config/i386/i386.c: Do not include c-common.h.
18802 2009-05-07 Mark Heffernan <meheff@google.com>
18804 * doc/invoke.texi (Debugging Options): Document change of debugging
18806 * opts.c (decode_options): Make dump_base_name relative to
18807 aux_base_name directory.
18809 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18811 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18812 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18814 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18816 * Makefile.in (install-plugin): Simplify a bit.
18818 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18820 * Makefile.in (OBJS-common): Add regcprop.o.
18822 * timevar.def (TV_CPROP_REGISTERS): New.
18823 * regrename.c (regrename_optimize): Return 0.
18824 (rest_of_handle_regrename): Delete.
18825 (pass_rename_registers): Point to regrename_optimize.
18826 (struct value_data_entry, struct value_data,
18827 kill_value_one_regno, kill_value_regno, kill_value,
18828 set_value_regno, init_value_data, kill_clobbered_value,
18829 kill_set_value, kill_autoinc_value, copy_value,
18830 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18831 replace_oldest_value_reg, replace_oldest_value_addr,
18832 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18833 debug_value_data, validate_value_data): Move...
18834 * regcprop.c: ... here.
18835 (rest_of_handle_cprop): Delete.
18836 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18838 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18840 PR middle-end/40057
18841 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18842 GEN_INT for 1 << bitnum.
18843 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18844 build_int_cst_type.
18846 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18848 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18849 Remove wrong description of "nand" operation.
18851 2009-05-06 Richard Guenther <rguenther@suse.de>
18852 Adam Nemet <anemet@caviumnetworks.com>
18854 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18855 comment. Add that if LHS is not a gimple register, then RHS1 has
18856 to be a single object (GIMPLE_SINGLE_RHS).
18858 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18860 * expr.c (get_def_for_expr): Move it up in the file.
18861 (store_field): When expanding a bit-field store, look at the
18862 defining gimple stmt for the masking conversion.
18864 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18866 PR middle-end/39986
18867 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18868 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18869 32-bit memcpy into long.
18871 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18873 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18874 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18876 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18877 instead of appending DW_OP_deref*.
18879 2009-05-06 Michael Matz <matz@suse.de>
18881 PR middle-end/40021
18882 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18883 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18885 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18887 * Makefile.in (install-plugin): Fix srcdir handling.
18889 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18891 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18892 when processing for not_regs_needed bitmap.
18893 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18894 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18895 handling it for rhs.
18897 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18899 * config/i386/i386.md (unnamed inc/dec peephole): Use
18900 optimize_insn_for_size_p instead of optimize_size.
18901 * config/i386/predicates.md (incdec_operand): Likewise.
18902 (aligned_operand): Likewise.
18903 * config/i386/sse.md (divv8sf3): Likewise.
18904 (sqrtv8sf2): Likewise.
18906 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18908 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18910 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18912 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18914 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18915 ssemodesuffixf2c with avxmodesuffixf2c.
18917 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18920 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18922 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18924 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18925 (struct tree_base): Adjust spacing for 8 bit boundaries.
18926 (struct tree_decl_common): Add decl_by_reference_flag bit.
18927 (DECL_BY_REFERENCE): Adjust.
18928 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18929 print DECL_BY_REFERENCE bit.
18930 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18931 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18932 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18933 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18936 PR middle-end/39666
18937 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18938 range of the type, but default label is missing, add it with one
18939 of the existing labels instead of adding a new label for it.
18941 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18945 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18947 * Makefile.in (enable_plugin, plugin_includedir): New.
18948 (install): Depend on install-plugin.
18949 (PLUGIN_HEADERS): New.
18950 (install-plugin): New.
18951 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18953 2009-05-05 Richard Guenther <rguenther@suse.de>
18955 PR tree-optimization/40022
18956 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18958 (phivn_valid_p): Fix tuplification error, simplify.
18959 (phiprop_insert_phi): Add dumps.
18960 (propagate_with_phi): Simplify.
18962 2009-05-05 Richard Guenther <rguenther@suse.de>
18964 PR middle-end/40023
18965 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18967 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18969 * tree.h (strip_float_extensions): Remove duplicate declaration.
18970 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18971 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18972 block_ultimate_origin): Rearrange the declarations line to match the
18973 comment that indicates the .c file which the functions are defined.
18974 (dwarf2out_*, set_decl_rtl): Add comment.
18975 (get_base_address): Adjust comment.
18976 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18977 declarations line and add comment.
18978 (is_builtin_name): Add blank after function name, for clarity.
18980 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18982 * attribs.c (decl_attributes): Use %qE for identifiers in
18984 * cgraphunit.c (verify_cgraph_node): Translate function names to
18985 locale character set in diagnostics.
18986 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18988 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18989 Document that functions are named in UTF-8.
18990 * expr.c (expand_expr_real_1): Translate function names to locale
18991 character set in diagnostics.
18992 * gimplify.c (omp_notice_variable, omp_is_private,
18993 gimplify_scan_omp_clauses): Use %qE for identifiers in
18995 * langhooks.c (lhd_print_error_function): Translate function names
18996 to locale character set.
18997 * langhooks.h (decl_printable_name): Document that return value is
18998 in internal character set.
18999 * stmt.c: Include pretty-print.h
19000 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19002 (resolve_operand_name_1): Translate named operand name to locale
19004 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19006 * toplev.c (announce_function): Translate function names to locale
19008 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19009 (default_tree_printer): Use pp_identifier or translate identifiers
19010 to locale character set. Mark "<anonymous>" for translation.
19011 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19012 for identifiers in diagnostics.
19013 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19015 * varasm.c (output_constructor): Use %qE for identifiers in
19018 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19020 * configure.ac: use ` ` instead of $()
19021 * configure: Regenerate.
19023 2009-05-05 Ben Elliston <bje@au.ibm.com>
19025 * config/pa/linux-atomic.c: Eliminate conditional include of
19026 errno.h on non-LP64 systems to simplify build requirements.
19028 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19030 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19032 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19033 and pass value to identifier_to_locale.
19034 (warn_variable_length_array): Make name a tree.
19035 (grokdeclarator): Separate diagnostic texts for named and unnamed
19036 declarators. Use %qE for named declarators.
19037 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19039 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19040 identifiers in diagnostics.
19041 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19042 identifier_to_locale. Mark "anonymous" strings for translation.
19044 2009-05-04 Michael Eager <eager@eagercon.com>
19046 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19047 address for DImode/DFmode only if double-precision FP regs.
19049 2009-05-04 Michael Eager <eager@eagercon.com>
19051 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19052 TARGET_SINGLE_FLOAT check.
19054 2009-05-04 Michael Eager <eager@eagercon.com>
19056 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19058 2009-05-04 Michael Eager <eager@eagercon.com>
19060 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19061 * config/rs6000/t-xilinx: New
19063 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19065 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19066 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19067 * gcc/explow.c (memory_address): Use target hook.
19068 * gcc/targhooks.c (default_legitimize_address): New.
19069 * gcc/targhooks.h (default_legitimize_address): New.
19070 * gcc/target.h (legitimize_address): New.
19071 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19072 (TARGET_INITIALIZER): Include it.
19073 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19075 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19076 * config/bfin/bfin.c (legitimize_address): Remove.
19077 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19078 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19080 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19081 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19083 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19084 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19085 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19086 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19087 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19088 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19089 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19090 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19091 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19092 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19093 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19094 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19095 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19096 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19097 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19098 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19099 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19100 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19101 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19102 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19103 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19104 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19105 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19107 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19108 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19109 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19110 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19111 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19112 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19113 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19114 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19115 (thumb_legitimize_address): Delete.
19116 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19117 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19118 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19119 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19120 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19121 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19123 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19126 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19127 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19128 * config/m32r/m32r.c (m32r_legitimize_address): New.
19129 * config/m68k/m68k.c (m68k_legitimize_address): New.
19130 * config/score/score.c (score_legitimize_address): Standardize.
19131 * config/score/score3.c (score3_legitimize_address): Standardize.
19132 * config/score/score3.h (score3_legitimize_address): Adjust.
19133 * config/score/score7.c (score7_legitimize_address): Standardize.
19134 * config/score/score7.h (score7_legitimize_address): Adjust.
19135 * config/sh/sh.c (sh_legitimize_address): New.
19136 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19138 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19139 (s390_legitimize_address): ... this.
19140 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19141 (sparc_legitimize_address): ... this.
19142 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19143 (ix86_legitimize_address): ... this.
19144 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19145 (avr_legitimize_address): ... this.
19146 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19147 (mn10300_legitimize_address): ... this.
19148 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19149 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19150 (alpha_expand_mov): Adjust call.
19152 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19153 * config/spu/spu.c (spu_legitimize_address): Likewise.
19154 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19155 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19157 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19159 * intl.c (locale_encoding, locale_utf8): New.
19160 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19161 * intl.h (locale_encoding, locale_utf8): Declare.
19162 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19163 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19165 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19167 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19168 (pp_base_tree_identifier): Declare as function.
19169 (identifier_to_locale): Declare.
19170 * Makefile.in (pretty-print.o): Update dependencies.
19171 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19173 2009-05-04 Richard Guenther <rguenther@suse.de>
19175 PR middle-end/40015
19176 * builtins.c (fold_builtin_memory_op): Do not decay to element
19177 type if the size matches the whole array.
19179 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19181 * expmed.c (synth_mult): When trying out a shift, pass the result
19184 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19186 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19187 (shiftsub1_cost): New.
19188 (init_expmed): Compute shiftsub1_cost.
19189 (synth_mult): Optimize multiplications by constants of the form
19190 -(2^^m-1) for some constant positive integer m.
19192 2009-05-03 Richard Guenther <rguenther@suse.de>
19195 * c-typeck.c (array_to_pointer_conversion): Do not built
19196 ADDR_EXPRs of arrays of pointer-to-element type.
19197 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19198 up wrong ADDR_EXPRs after-the-fact.
19199 * c-common.c (strict_aliasing_warning): Strip pointer
19200 conversions for obtaining the original type.
19201 * builtins.c (fold_builtin_memset): Handle array types.
19202 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19205 2009-05-03 Richard Guenther <rguenther@suse.de>
19207 PR middle-end/23329
19208 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19209 Do not lose casts from array types with unknown extent to array
19210 types with known extent.
19211 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19212 alias set compatibility.
19214 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19216 * flags.h (extra_warnings): Delete.
19217 * toplev.c (process_options): Handle Wuninitialized here.
19218 * opts.c (extra_warnings): Delete.
19219 (set_Wextra): Delete.
19220 (common_handle_option): -Wextra can be handled automatically.
19221 * c-opts.c (c_common_handle_option): Delete obsolete code.
19222 (c_common_post_options): Simplify comment.
19223 * common.opt (W): Add Var.
19225 (Wuninitialized): Initialize to -1.
19227 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19228 Richard Guenther <rguenther@suse.de>
19230 * expr.c (get_def_for_expr): New function.
19231 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19232 SSA rather than trees.
19233 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19234 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19236 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19238 * c-common.c (reswords): Add _Imaginary.
19239 * c-common.c (enum rid): Add RID_IMAGINARY.
19241 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19243 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19244 Patch by Richard Guenther.
19246 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19248 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19249 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19250 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19251 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19252 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19253 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19254 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19255 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19256 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19257 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19258 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19259 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19260 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19261 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19262 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19263 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19264 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19265 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19267 2009-05-02 Richard Guenther <rguenther@suse.de>
19269 PR tree-optimization/39940
19270 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19273 2009-05-02 Richard Guenther <rguenther@suse.de>
19275 PR middle-end/40001
19276 * tree-ssa.c (execute_update_addresses_taken): Properly check
19277 if we can mark a variable DECL_GIMPLE_REG_P.
19278 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19279 back to the end of the function.
19280 (is_gimple_reg_type): Remove complex type special casing.
19281 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19284 2009-05-02 Ben Elliston <bje@au.ibm.com>
19286 * doc/collect2.texi (Collect2): Document search path behaviour
19287 when configured with --with-ld.
19289 2009-05-02 Jan Hubicka <jh@suse.cz>
19291 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19292 parameter; update callers.
19293 (coalesce_cost_edge): EH edges are costier because they needs
19294 splitting even if not critical and even more costier when there are
19295 multiple EH predecestors.
19297 2009-05-02 Jan Hubicka <jh@suse.cz>
19299 * except.c (remove_eh_handler_and_replace): Handle updating after
19300 removing TRY blocks.
19302 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19304 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19306 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19308 * varasm.c: Do not include c-pragma.h.
19309 * attribs.c: Do not incude c-common.h.
19311 2009-05-01 Michael Matz <matz@suse.de>
19313 * calls.c (initialize_argument_information): Handle SSA names like
19314 decls with a non MEM_P DECL_RTL.
19316 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19318 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19319 * ipa-utils.c: Likewise.
19320 * ipa-type-escape.c: Likewise.
19321 * cgraphunit.c Do not include c-common.h.
19322 * ipa-pure-const.c: Likewise.
19323 * tree-if-conv.c: Likewise.
19324 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19325 * ipa-struct-reorg.c: Likewise.
19326 * tree-nomudflap.c: Likewise.
19327 * tree-ssa-structalias.c: Likewise.
19329 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19331 * store-motion.c: Many cleanups to make this pass a first-class
19332 citizen instead of an appendix to gcse load motion. Add TODO list
19333 to make this pass faster/cleaner/better.
19335 (struct ls_expr): Post gcse.c-split cleanups.
19336 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19337 "stores" field to "avail_stores".
19338 (pre_ldst_mems): Rename to store_motion_mems.
19339 (pre_ldst_table): Rename to store_motion_mems_table.
19340 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19341 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19342 (ldst_entry): Rename to st_expr_entry, update users.
19343 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19344 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19345 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19347 (first_ls_expr): Rename to first_st_expr, update users.
19348 (next_ls_expr): Rename to next_st_expr, update users.
19349 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19350 fields properly for store motion instead of names inherited from load
19352 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19353 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19356 (ae_kill): Rename to st_kill, update users.
19357 (ae_gen): Rename to st_avloc, update users.
19358 (transp): Rename to st_transp, update users.
19359 (pre_insert_map): Rename to st_insert_map, update users.
19360 (pre_delete_map): Rename to st_delete_map, update users.
19361 (insert_store, build_store_vectors, free_store_memory,
19362 one_store_motion_pass): Update for abovementioned changes.
19364 (gcse_subst_count, gcse_create_count): Remove.
19365 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19366 and "n_stores_created", local variables.
19368 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19371 (regvec, compute_store_table_current_insn): Remove.
19372 (reg_set_info, reg_clear_last_set): Remove.
19373 (compute_store_table): Use DF caches instead of local dataflow
19376 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19378 * c-objc-common.c (c_tree_printer): Print identifiers with
19379 pp_identifier, not pp_string. Mark "({anonymous})" for
19381 * c-pretty-print.c (pp_c_ws_string): New.
19382 (pp_c_cv_qualifier, pp_c_type_specifier,
19383 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19384 pp_c_storage_class_specifier, pp_c_function_specifier,
19385 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19386 pp_c_primary_expression, pp_c_postfix_expression,
19387 pp_c_unary_expression, pp_c_shift_expression,
19388 pp_c_relational_expression, pp_c_equality_expression,
19389 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19390 use pp_string and pp_c_ws_string in place of pp_identifier and
19391 pp_c_identifier for non-identifiers. Mark English strings for
19393 * c-pretty-print.h (pp_c_ws_string): Declare.
19395 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19396 Roland McGrath <roland@redhat.com>
19398 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19399 (ENABLE_LD_BUILDID): New configuration option.
19400 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19401 (LINK_BUILDID_SPEC): New macro.
19402 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19404 * doc/install.texi: Document --enable-linker-build-id option.
19405 * configure: Rebuild.
19406 * config.in: Rebuild.
19408 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19410 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19411 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19412 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19413 MIPS_GP_SAVE_AREA_SIZE.
19414 * config/mips/mips.c (struct mips_frame_info): Update comment
19415 before arg_pointer_offset and hard_frame_pointer_offset.
19416 (mips_compute_frame_info): Update diagram before function: to
19417 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19418 indicate the position of frame_pointer_rtx with -fstack-protector and
19419 to show args_size. Don't allocate cprestore area for leaf functions
19420 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19422 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19424 2009-04-30 Michael Matz <matz@suse.de>
19426 PR tree-optimization/39955
19427 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19429 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19431 * ira.c (setup_cover_and_important_classes): Use safe macro
19432 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19434 * genpreds.c (write_tm_preds_h): Output suitable definition of
19435 REG_CLASS_FOR_CONSTRAINT.
19437 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19439 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19441 * bitmap.c (bitmap_descriptor): Likewise.
19442 * ggc-common.c (loc_descriptor): Likewise.
19443 * varray.c (varray_descriptor): Likewise.
19444 * vec.c (vec_descriptor): Likewise.
19446 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19448 * Makefile.in (dce.o): Add $(EXCEPT_H).
19449 * dce.c: Include except.h and delete redundant vector definitions.
19450 (deletable_insn_p): Return false for non-call insns that can throw
19453 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19455 * gcse.c (ae_gen): Remove.
19456 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19457 and make non-static function to make it available in store-motion.c.
19458 Update call sites with search-and-replace.
19459 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19460 extract_mentioned_regs, extract_mentioned_regs_helper,
19461 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19462 store_killed_in_insn, store_killed_after, store_killed_before,
19463 build_store_vectors, insert_insn_start_basic_block, insert-store,
19464 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19465 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19466 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19467 * store-motion.c: ...new file. Also copy data structures from gcse.c
19468 and clean up to remove parts not used by store motion.
19469 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19470 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19472 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19475 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19476 when optimizing for size.
19478 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19480 * gcse.c (gcse_constant_p): Fix typo in last change.
19482 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19484 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19486 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19488 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19490 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19492 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19493 CONST_HIGH_PART result.
19495 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19497 * config/avr/avr.c (initial_elimination_offset): Rename to
19498 avr_initial_elimination_offset.
19499 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19500 change return type to bool.
19501 (avr_can_eliminate): New function.
19502 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19503 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19504 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19505 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19506 avr_initial_elimination_offset.
19507 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19508 (avr_initial_elimination_offset): Define.
19510 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19511 Steven Bosscher <steven@gcc.gnu.org>
19513 PR rtl-optimization/39938
19514 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19515 * cfgrtl.c: Include insn-attr.h.
19516 (rest_of_pass_free_cfg): New function.
19517 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19518 * resource.c (init_resource_info): Remove call to df_analyze.
19520 2009-04-29 Richard Guenther <rguenther@suse.de>
19523 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19524 allow conversion to signed integers.
19526 2009-04-29 Richard Guenther <rguenther@suse.de>
19528 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19529 shifts of floating point vectors if the shift amount is
19530 a constant multiple of the element size.
19532 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19533 Michael Matz <matz@suse.de>
19535 PR middle-end/39927
19537 * tree-outof-ssa.c (emit_partition_copy): New function.
19538 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19539 insert_part_to_rtx_on_edge): Perform the partition base var
19540 copy using emit_partition_copy.
19541 (insert_value_copy_on_edge): Convert constants to the right mode.
19542 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19543 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19545 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19547 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19548 scan backwards to try to find a constant to initialize it.
19550 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19551 insn before the loop_end instruction, don't look past labels.
19553 2009-04-29 Richard Guenther <rguenther@suse.de>
19555 PR middle-end/39937
19556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19557 loose type conversions.
19558 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19559 stmts only if there are no uses of its definition.
19561 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19563 * config/bfin/bfin.h (splitting_loops): Declare.
19564 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19565 Reorder bit definitions to be ascending.
19566 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19567 * config/bfin/bfin.c (splitting_loops): New variable.
19568 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19569 (struct loop_info): Remove members INIT and LOOP_INIT.
19570 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19571 the LSETUP sequence. Allow LC to be loaded from any register, but
19572 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19573 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19575 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19576 of reload_completed.
19579 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19581 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19583 * Makefile.in (PLUGIN_VERSION_H): New.
19584 (OBJS-common): Remove plugin-version.o.
19585 (plugin.o): Depend on (PLUGIN_VERSION_H).
19586 (plugin-version.o): Remove.
19587 * configure: Regenerate
19588 * configure.ac: Create plugin-version.h.
19589 * gcc-plugin.h (plugin_gcc_version): Remove.
19590 (plugin_default_version_check): Change signature.
19591 * plugin-version.c: Remove.
19592 * plugin.c: Include plugin-version.h.
19593 (str_plugin_gcc_version_name): Remove.
19594 (try_init_one_plugin): Pass gcc version to plugin_init.
19595 (plugin_default_version_check): Both gcc and plugin versions are now
19598 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19600 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19601 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19602 Remove special case testing for last insn of inner loops. Don't fail
19603 if the loop ends with a jump, emit an extra nop instead.
19605 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19606 DREGS rather than comparing directly. Remove code that tries to
19607 account for latencies.
19609 2009-04-29 Richard Guenther <rguenther@suse.de>
19611 PR tree-optimization/39941
19612 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19613 eliminating an indirect call.
19615 2009-04-29 Richard Guenther <rguenther@suse.de>
19617 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19618 parameter. Allow invariants as base if !require_lvalue.
19619 (verify_gimple_assign_single): Adjust.
19621 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19623 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19624 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19625 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19626 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19627 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19629 * config/bfin/bfin.c (bfin_expand_builtin,
19630 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19632 2009-04-28 Richard Guenther <rguenther@suse.de>
19634 * tree-vect-loop.c (get_initial_def_for_induction): Use
19635 correct types for pointer increment.
19637 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19639 * toplev.c (print_version): Update GMP version string calculation.
19641 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19643 PR rtl-optimization/39938
19644 * resource.c (init_resource_info): Add call to df_analyze.
19646 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19648 * config/alpha/alpha.md (usegp): Cast the result of
19649 alpha_find_lo_sum_using_gp to enum attr_usegp.
19650 * config/alpha/alpha.c (override_options): Remove end-of-structure
19651 marker element from cpu_table. Use array size of cpu_table to handle
19652 -mcpu and -mtune options.
19653 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19655 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19657 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19658 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19659 tune_32 and tune_64.
19660 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19661 support on PowerPC.
19662 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19663 * config/rs6000/option-defaults.h: ... here. New file.
19664 (OPT_64, OPT_32): Define.
19665 (MASK_64BIT): Define to 0 if not already defined.
19666 (OPT_ARCH64, OPT_ARCH32): Define.
19667 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19670 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19672 * config/arm/arm.c (arm_override_options): Emit error on using
19675 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19677 PR rtl-optimization/39914
19678 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19679 registers for allocnos created from user-defined variables only
19680 when not optimizing.
19682 2009-04-28 Richard Guenther <rguenther@suse.de>
19684 PR middle-end/39937
19685 * fold-const.c (fold_binary): Use distribute_real_division only
19688 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19690 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19691 add hpux-stdint.h to tm_file.
19692 (hppa[12]*-*-hpux11*): Ditto.
19693 (ia64*-*-hpux*): Ditto.
19694 * config/hpux-stdint.h: New.
19695 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19696 __STDC_EXT__ for all compiles.
19697 * config/pa/pa-hpux.h: Ditto.
19698 * config/pa/pa-hpux10.h: Ditto.
19699 * config/pa/pa-hpux11.h: Ditto.
19701 2009-04-28 Catherine Moore <clm@codesourcery.com>
19703 * debug.h (set_name): Add comment.
19705 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19708 * config/darwin.c (machopic_gen_offset): Check
19709 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19710 * config/arm/arm.c (require_pic_register): Likewise.
19712 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19714 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19715 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19716 m32c_promote_prototypes): Delete.
19718 2009-04-28 Michael Matz <matz@suse.de>
19720 PR middle-end/39922
19721 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19724 2009-04-28 Richard Guenther <rguenther@suse.de>
19726 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19728 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19730 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19731 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19732 * config/arm/arm-tune.md: Regenerate.
19734 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19736 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19737 block if there are complex incoming edges.
19738 (sel_merge_blocks): Remove useless assert.
19739 (sel_redirect_edge_and_branch): Check that edge was redirected.
19740 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19741 (sel_find_rgns): Delete declaration.
19742 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19743 the region when it is not a preheader.
19745 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19748 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19750 2009-04-28 Richard Guenther <rguenther@suse.de>
19752 * tree.h (SSA_NAME_VALUE): Remove.
19753 (struct tree_ssa_name): Remove value_handle member.
19754 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19755 array for jump threading.
19756 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19758 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19759 * tree-flow.h (threadedge_initialize_values): Declare.
19760 (threadedge_finalize_values): Likewise.
19761 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19762 (SSA_NAME_VALUE): Define.
19763 (threadedge_initialize_values): New function.
19764 (threadedge_finalize_values): Likewise.
19765 * tree-ssa-dom.c (ssa_name_values): New global variable.
19766 (SSA_NAME_VALUE): Define.
19767 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19769 2009-04-28 Ira Rosen <irar@il.ibm.com>
19771 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19772 Use REPORT_VECTORIZED_LOCATIONS instead
19773 REPORT_VECTORIZED_LOOPS.
19774 * tree-vectorizer.c (vect_verbosity_level): Make static.
19775 (vect_loop_location): Rename to vect_location.
19776 (vect_set_verbosity_level): Update comment.
19777 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19779 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19780 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19781 instead REPORT_UNVECTORIZED_LOOPS.
19782 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19783 and vect_loop_def to vect_external_def and vect_internal_def.
19784 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19785 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19786 REPORT_UNVECTORIZED_LOCATIONS.
19787 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19788 and vect_used_in_loop and to vect_unused_in_scope and
19789 vect_used_in_scope.
19790 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19791 (vect_verbosity_level): Remove declaration.
19792 (vect_analyze_operations): Likewise.
19793 (vect_analyze_stmt): Declare.
19794 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19795 REPORT_UNVECTORIZED_LOCATIONS.
19796 (vect_get_loop_niters): Fix indentation.
19797 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19798 (vect_analyze_loop_operations): New function.
19799 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19800 vect_analyze_operations.
19801 (vect_is_simple_reduction): Use new names.
19802 (vectorizable_live_operation, vect_transform_loop): Likewise.
19803 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19804 to specify whether the data references can be a part of interleaving
19806 (vect_analyze_data_ref_dependence): Use new names.
19807 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19808 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19809 * tree-vect-patterns.c (widened_name_p): Use new names.
19810 (vect_recog_dot_prod_pattern): Likewise.
19811 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19812 (process_use, vect_mark_stmts_to_be_vectorized,
19813 vect_model_simple_cost, vect_model_store_cost,
19814 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19815 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19816 vectorizable_operation, vectorizable_type_demotion,
19817 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19818 vectorizable_condition): Likewise.
19819 (vect_analyze_operations): Split into vect_analyze_loop_operations
19821 (vect_analyze_stmt): ... new function.
19822 (new_stmt_vec_info): Use new names.
19823 (vect_is_simple_use): Use new names and fix comment.
19824 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19825 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19827 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19830 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19831 and integer modes for x87 operands. Do not ICE for unsupported size,
19832 generate error instead. Generate error for unsupported operand types.
19833 ['z']: Do not handle HImode memory operands specially. Warning
19834 for floating-point operands. Fallthru to 'Z' for unsupported operand
19835 types. Do not ICE for unsupported size, generate error instead.
19836 (output_387_binary_op): Use %Z to output operands.
19837 (output_fp_compare): Ditto.
19838 (output_387_reg_move): Ditto.
19840 2009-04-28 Ben Elliston <bje@au.ibm.com>
19845 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19847 * builtins.c (c_strlen): Do not warn here.
19848 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19849 * c-common.c (pointer_int_sum): Take an explicit location.
19850 Warn about offsets out of bounds.
19851 * c-common.h (pointer_int_sum): Adjust declaration.
19853 2009-04-27 Ian Lance Taylor <iant@google.com>
19855 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19857 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19858 * df-core.c (df_set_flags): Change return type to int. Change
19859 type of old_flags to int.
19860 (df_clear_flags): Likewise.
19861 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19862 (df_get_conditional_uses): Likewise.
19863 * df.h (df_set_flags, df_clear_flags): Update declarations.
19864 * dwarf2out.c (struct indirect_string_node): Change type of form
19865 field to enum dwarf_form.
19866 (AT_string_form): Change return type to enum dwarf_form.
19867 * fixed-value.c (fixed_compare): Add cast to enum type.
19868 * fwprop.c (update_df): Change 0 to VOIDmode.
19869 * gensupport.c: Change 0 to UNKNOWN.
19870 * gimple.h (gimple_cond_code): Add cast to enum type.
19871 * haifa-sched.c (reemit_notes): Add cast to enum type.
19872 * hooks.c (hook_int_void_no_regs): Remove function.
19873 * hooks.h (hook_int_void_no_regs): Remove declaration.
19874 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19875 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19876 * real.c (real_arithmetic): Add cast to enum type.
19877 (real_compare): Likewise.
19878 * target.h (struct gcc_target): Change return type of
19879 branch_target_register_class to enum reg_class.
19880 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19881 default_branch_target_register_class.
19882 * targhooks.c (default_branch_target_register_class): New function.
19883 * targhooks.h (default_branch_target_register_class): Declare.
19884 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19885 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19887 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19889 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19890 vect_uninitialized_def. Change 0 to ERROR_MARK.
19891 * tree-vect-stmts.c (supportable_widening_operation): Don't
19892 initialize icode1 and icode2.
19893 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19894 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19896 (cmn_err_flag_specs): Change 0 to STD_C89.
19897 (cmn_err_char_table): Likewise.
19898 * config/arm/arm.c (get_arm_condition_code): Change type of code
19899 to enum arm_cond_code.
19900 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19901 (IWMMXT_BUILTIN2): Likewise.
19902 (neon_builtin_type_bits): Don't define typedef.
19903 (neon_builtin_datum): Change type of bits field to int.
19904 (arm_expand_neon_args): Add cast to enum type.
19905 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19907 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19908 casts to enum type.
19909 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19911 * config/mips/mips.md (jal_macro): Return enum constant.
19912 (single_insn): Likewise.
19913 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19915 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19916 casts to enum type.
19917 * config/s390/s390.c (s390_tune_flags): Change type to int.
19918 (s390_arch_flags): Likewise.
19919 (s390_handle_arch_option): Change flags field of struct pta to int.
19920 * config/s390/s390.h (s390_tune_flags): Update declaration.
19921 (s390_arch_flags): Likewise.
19922 * config/sh/sh.c (prepare_move_operands): Compare
19923 tls_symbolic_operand result with enum constant.
19924 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19925 (sh_expand_prologue): Add cast to enum type.
19926 (sh_expand_epilogue): Likewise.
19927 (tls_symbolic_operand): Change return type to enum tls_model.
19928 (fpscr_set_from_mem): Add cast to enum type.
19929 (legitimize_pic_address): Compare tls_symbolic_operand result with
19931 (sh_target_reg_class): Change return type to enum reg_class.
19932 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19934 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19935 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19936 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19937 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19938 (delayed_branch, tls_call_delay): Likewise.
19939 (eligible_for_sibcall_delay): Likewise.
19940 (eligible_for_return_delay): Likewise.
19941 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19942 (spu_expand_builtin_1): Likewise.
19944 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19945 for all types of conversions.
19946 (output_init_element): Issue -Wc++-compat warning if needed when
19947 initializing a bitfield with enum type.
19948 * c-parser.c (c_parser_expression): Set original_type to
19949 original_type of right hand operand of comma operator.
19951 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19953 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19955 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19956 * doc/cpp.texi (Standard Predefined Macros)
19957 (Implementation-defined behavior): Likewise.
19958 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19959 * doc/gimple.texi (GIMPLE Exception Handling)
19960 (@code{GIMPLE_ASSIGN}): Likewise.
19961 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19962 * doc/invoke.texi (Warning Options, Optimize Options)
19963 (AVR Options, Darwin Options): Likewise.
19964 (Optimize Options): Reformulate -fwhole-program description.
19965 * doc/loop.texi (Lambda): Likewise.
19966 * doc/md.texi (Output Template, Define Constraints)
19967 (Standard Names, Insn Splitting): Likewise.
19968 * doc/options.texi (Option properties): Likewise.
19969 * doc/passes.texi (Tree-SSA passes): Likewise.
19970 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19971 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19972 (File Names and DBX): Likewise.
19973 * doc/trouble.texi (Incompatibilities): Likewise.
19975 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19977 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19978 instruction is correct.
19980 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19982 Allow non-constant arguments to conversion intrinsics.
19983 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19984 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19985 * spu.c (print_operand): Handle 'v' and 'w'.
19986 (exp2_immediate_p, spu_gen_exp2): Define.
19987 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19988 spu_convtf_1): Update parameter descriptions.
19989 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19990 * constraints.md ('v', 'w'): New.
19991 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19993 (i2f, I2F): New define_mode_attr.
19994 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19995 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19996 fixuns_truncv4sfv4si2): Update to use mode attribute.
19997 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19998 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19999 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20000 patterns for combine.
20002 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20004 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20005 (cprop, hoist, pre, store_motion): New debug counters.
20006 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20007 is not an RTL pass anymore.
20008 (pass_profiling): Remove extern decl for pass removed in 2005.
20009 (pass_gcse, pass_jump_bypass): Remove.
20010 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20011 to 0 for clean state.
20012 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20013 * cse.c (gate_handle_cse_after_global_opts,
20014 rest_of_handle_cse_after_global_opts): New functions.
20015 (pass_cse_after_global_opts): New pass, does local CSE.
20016 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20017 (TV_CPROP): New timevar.
20018 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20019 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20020 (gcse_main, recompute_all_luids): Remove.
20021 (compute_hash_table_work): Call max_reg_num instead of reading
20023 (cprop_jump): Don't set run_jump_opt_after_gcse.
20024 (constprop_register): Always allow to alter jumps.
20025 (cprop_insn): Likewise.
20026 (do_local_cprop): Likewise.
20027 (local_cprop_pass): Likewise. Return non-zero if something changed.
20028 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20029 (find_implicit_sets): Add note about missed optimization opportunity.
20030 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20031 pass_rtl_cprop execute function.
20032 Don't bother tracking the pass number, each pass gets its own dumpfile
20034 Always allow to alter jumpsand bypass jumps.
20035 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20036 will just find no suitable set.
20037 (pre_edge_insert): Fix dumping, this function is for PRE only.
20038 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20039 pass_rtl_pre execute function.
20040 (hoist_code): Return non-zero if something changed. Keep track of
20041 substitutions and insertions for statistics gathering similar to PRE.
20042 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20043 called from the pass_rtl_hoist execute function. Show pass statistics.
20044 (compute_store_table): Use max_reg_num directly instead of using the
20045 formerly global max_gcse_regno.
20046 (build_store_vectors): Likewise.
20047 (replace_store_insn): Fix dumping.
20048 (store_motion): Rename to ...
20049 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20050 pass, called from the pass_rtl_store_motion execute function. Keep
20051 track of substitutions and insertions for statistics gathering similar
20053 (bypass_jumps): Remove, fold interesting bits into ...
20054 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20055 from the pass_rtl_cprop execute function.
20056 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20057 pass_jump_bypass): Remove.
20058 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20059 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20060 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20061 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20062 (gate_rtl_store_motion, execute_rtl_store_motion,
20063 pass_rtl_store_motion): New.
20064 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20065 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20066 * passes.c (init_optimization_passes): Remove pass_gcse and
20067 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20068 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20069 instead of pass_jump_bypass.
20071 2009-04-27 Richard Guenther <rguenther@suse.de>
20073 PR middle-end/39928
20074 * gimplify.c (gimplify_expr): If we are required to create
20075 a temporary make sure it ends up as register.
20077 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20080 * config/i386/i386.c (construct_container): Don't call
20081 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20082 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20084 2009-04-27 Michael Matz <matz@suse.de>
20086 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20087 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20088 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20089 (dump_replaceable_exprs): Take a bitmap.
20090 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20092 (expand_gimple_basic_block): Likewise.
20093 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20094 replaceable_expressions member a bitmap.
20095 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20096 (mark_replaceable): Likewise.
20097 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20098 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20100 2009-04-27 Richard Guenther <rguenther@suse.de>
20102 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20103 (verify_stmts): Dispatch to gimple/type verification code.
20104 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20105 issue with call argument types.
20107 2009-04-27 Michael Matz <matz@suse.de>
20109 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20110 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20113 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20114 Eric Botcazou <ebotcazou@adacore.com>
20116 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20117 a label's basic block.
20118 (mark_target_live_regs): Tidy and rework obsolete comments.
20119 Change back DF problem to LIVE. If a label starts a basic block,
20120 assume that all registers that used to be live then still are.
20121 (init_resource_info): If a label starts a basic block, set its
20122 BLOCK_FOR_INSN accordingly.
20123 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20125 2009-04-27 Richard Guenther <rguenther@suse.de>
20127 * tree-flow-inline.h (function_ann): Remove.
20128 (get_function_ann): Likewise.
20129 * tree-dfa.c (create_function_ann): Remove.
20130 * tree-flow.h (struct static_var_ann_d): Remove.
20131 (struct function_ann_d): Likewise.
20132 (union tree_ann_d): Remove fdecl member.
20133 (function_ann_t): Remove.
20134 (function_ann, get_function_ann, create_function_ann): Remove
20137 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20139 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20141 2009-04-27 Jan Hubicka <jh@suse.cz>
20143 * ipa-pure-const.c (struct funct_state_d): New fields
20144 state_previously_known, looping_previously_known; remove
20145 state_set_in_source.
20146 (analyze_function): Use new fields.
20147 (propagate): Avoid assumption that state_set_in_source imply
20150 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20151 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20152 * cfgloop.h (finite_loop_p): Declare.
20154 2009-04-26 Michael Matz <matz@suse.de>
20156 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20158 2009-04-26 Michael Matz <matz@suse.de>
20160 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20161 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20162 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20163 pass_mark_used_blocks): Remove.
20164 * tree-optimize.c (pass_free_datastructures,
20165 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20166 * passes.c (init_optimization_passes): Don't call
20167 pass_mark_used_blocks, remove dead code.
20169 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20171 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20172 * tree-ssa-live.h (register_ssa_partition): Likewise.
20174 2009-04-26 Michael Matz <matz@suse.de>
20177 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20178 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20179 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20181 (compare_pairs): Swap cost comparison.
20182 (coalesce_ssa_name): Don't use change_partition_var.
20183 * tree-nrv.c (struct nrv_data): Add modified member.
20184 (finalize_nrv_r): Set it.
20185 (tree_nrv): Use it to update statements.
20186 (pass_nrv): Require PROP_ssa.
20187 * tree-mudflap.c (mf_decl_cache_locals,
20188 mf_build_check_statement_for): Use make_rename_temp.
20189 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20190 * alias.c (find_base_decl): Handle SSA names.
20191 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20192 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20193 * rtl.h (set_reg_attrs_for_parm): Declare.
20194 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20195 to "optimized", remove unused locals at finish.
20196 (execute_free_datastructures): Make global, call
20197 delete_tree_cfg_annotations.
20198 (execute_free_cfg_annotations): Don't call
20199 delete_tree_cfg_annotations.
20201 * ssaexpand.h: New file.
20202 * expr.c (toplevel): Include ssaexpand.h.
20203 (expand_assignment): Handle SSA names the same as register variables.
20204 (expand_expr_real_1): Expand SSA names.
20205 * cfgexpand.c (toplevel): Include ssaexpand.h.
20206 (SA): New global variable.
20207 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20208 (SSAVAR): New macro.
20209 (set_rtl): New helper function.
20210 (add_stack_var): Deal with SSA names, use set_rtl.
20211 (expand_one_stack_var_at): Likewise.
20212 (expand_one_stack_var): Deal with SSA names.
20213 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20214 before unique numbers.
20215 (expand_stack_vars): Use set_rtl.
20216 (expand_one_var): Accept SSA names, add asserts for them, feed them
20217 to above subroutines.
20218 (expand_used_vars): Expand all partitions (without default defs),
20219 then only the local decls (ignoring those expanded already).
20220 (expand_gimple_cond): Remove edges when jumpif() expands an
20221 unconditional jump.
20222 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20223 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20225 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20226 members of SA; deal with PARM_DECL partitions here; expand
20227 all PHI nodes, free tree datastructures and SA. Commit instructions
20228 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20229 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20230 info and statements at start, collect garbage at finish.
20231 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20232 (VAR_ANN_PARTITION) Remove.
20233 (change_partition_var): Don't declare.
20234 (partition_to_var): Always return SSA names.
20235 (var_to_partition): Only accept SSA names.
20236 (register_ssa_partition): Only check argument.
20237 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20239 (delete_var_map): Don't free it.
20240 (var_union): Only accept SSA names, simplify.
20241 (partition_view_init): Mark only useful SSA names as used.
20242 (partition_view_fini): Only deal with SSA names.
20243 (change_partition_var): Remove.
20244 (dump_var_map): Use ssa_name instead of partition_to_var member.
20245 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20247 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20248 (struct _elim_graph): New member const_dests; nodes member vector of
20250 (set_location_for_edge): New static helper.
20251 (create_temp): Remove.
20252 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20253 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20254 (new_elim_graph): Allocate const_dests member.
20255 (clean_elim_graph): Truncate const_dests member.
20256 (delete_elim_graph): Free const_dests member.
20257 (elim_graph_size): Adapt to new type of nodes member.
20258 (elim_graph_add_node): Likewise.
20259 (eliminate_name): Likewise.
20260 (eliminate_build): Don't take basic block argument, deal only with
20261 partition numbers, not variables.
20262 (get_temp_reg): New static helper.
20263 (elim_create): Use it, deal with RTL temporaries instead of trees.
20264 (eliminate_phi): Adjust all calls to new signature.
20265 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20266 (rewrite_trees): Only do checking.
20267 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20268 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20269 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20270 contains_tree_r, MAX_STMTS_IN_LATCH,
20271 process_single_block_loop_latch, analyze_edges_for_bb,
20272 perform_edge_inserts): Remove.
20273 (expand_phi_nodes): New global function.
20274 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20275 functions, initialize new parameter, remember partitions having a
20277 (finish_out_of_ssa): New global function.
20278 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20279 don't reset in_ssa_p here, don't disable TER when mudflap.
20280 (pass_del_ssa): Remove.
20281 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20283 (execute_free_datastructures): Declare.
20284 * Makefile.in (SSAEXPAND_H): New variable.
20285 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20286 * basic-block.h (commit_one_edge_insertion): Declare.
20287 * passes.c (init_optimization_passes): Move pass_nrv and
20288 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20289 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20290 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20291 (redirect_branch_edge): Deal with super block when expanding, split
20292 out jump patching itself into ...
20293 (patch_jump_insn): ... here, new static helper.
20295 2009-04-26 Michael Matz <matz@suse.de>
20297 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20298 beyond num_ssa_names.
20299 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20300 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20302 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20304 PR inline-asm/39543
20305 * fwprop.c (forward_propagate_asm): New function.
20306 (forward_propagate_and_simplify): Propagate also into __asm, if it
20307 doesn't increase the number of referenced registers.
20310 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20312 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20314 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20315 note_nonlocal_vla_type for nonlocal VLAs.
20316 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20317 contains_remapped_vars, remap_vla_decls): New functions.
20318 (convert_nonlocal_reference_stmt): If not optimizing, call
20319 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20320 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20321 if it wasn't found in var_map.
20322 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20323 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20324 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20326 * gimplify.c (nonlocal_vlas): New variable.
20327 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20329 (gimplify_body): Create and destroy nonlocal_vlas.
20331 * dwarf2out.c (loc_descr_plus_const): New function.
20332 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20333 mem_loc_descriptor, loc_descriptor_from_tree_1,
20334 descr_info_loc, gen_variable_die): Use it.
20336 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20337 !TREE_STATIC VAR_DECLs.
20338 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20339 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20340 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20341 DECL_BY_REFERENCE is valid.
20342 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20343 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20344 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20345 Copy DECL_BY_REFERENCE.
20346 (struct nesting_copy_body_data): New type.
20347 (nesting_copy_decl): New function.
20348 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20349 if they have variable length.
20351 2009-04-26 Michael Matz <matz@suse.de>
20353 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20354 mark new temporaries for renaming.
20356 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20359 * c-decl.c (global_bindings_p): Return negative value.
20360 (c_variable_size): New. Based on variable_size from
20362 (grokdeclarator): Call c_variable_size not variable_size.
20364 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20366 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20368 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20370 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20371 Redefine it to just use mingw/include.
20372 (ASM_SPEC): Rules for -m32 and -m64.
20373 (LINK_SPEC): Use Likewise.
20374 (SPEC_32): New define.
20375 (SPEC_64): Likewise.
20376 (SUB_LINK_SPEC): Likewise.
20377 (MULTILIB_DEFAULTS): New define.
20378 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20379 Add multilib options.
20380 (MULTILIB_DIRNAMES): Likewise.
20381 (MULTILIB_OSDIRNAMES): Likewise.
20382 (LIBGCC): Likewise.
20383 (INSTALL_LIBGCC): Likewise.
20385 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20388 * c-tree.h (enum c_inline_static_type): New.
20389 (record_inline_static): Declare.
20390 * c-decl.c (struct c_inline_static, c_inline_statics,
20391 record_inline_static, check_inline_statics): New.
20392 (pop_file_scope): Call check_inline_statics.
20393 (start_decl): Call record_inline_static instead of pedwarning
20394 directly for static in inline function.
20395 * c-typeck.c (build_external_ref): Call record_inline_static
20396 instead of pedwarning directly for static referenced in inline
20399 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20401 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20402 not new but only being rescanned.
20403 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20404 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20405 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20406 record_set_info, compute_set, grealloc): Remove.
20407 (recompute_all_luids): New function.
20408 (gcse_main): Don't compute sets, and don't do related memory
20409 allocations/free-ing. If something changed before the end of the
20410 pass, update LUIDs using recompute_all_luids.
20411 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20412 (free_gcse_mem): Don't free it either.
20413 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20414 Use the df insn LUIDs.
20415 (load_killed_in_block): Likewise.
20416 (compute_hash_table_work): Don't compute reg_set_in_block.
20417 (compute_transp): Use DF_REG_DEF_CHAINs.
20418 (local_cprop_pass): Don't use compute_sets and related functions.
20419 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20420 Use get_max_uid() instead of max_cuid.
20421 (insert_insn_end_basic_block, pre_insert_copy_insn,
20422 update_ld_motion_stores): Don't try to
20423 keep reg_set tables up to date.
20424 (pre_insert_copies): Use df insn LUIDs.
20425 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20426 (reg_set_info): Don't use extra bitmap argument.
20427 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20428 information to compute regs_set_in_block.
20429 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20430 (bypass_jumps): Don't use compute_sets and friends.
20432 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20435 * opts.c (undocumented_msg): Do not leave blank even with
20438 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20440 * c-decl.c (build_enumerator): Allow values folding to integer
20441 constants but not integer constant expressions with a pedwarn if
20444 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20447 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20448 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20449 type is an integer constant.
20451 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20454 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20457 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20460 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20461 with variably modified return type and no storage class
20462 specifiers, except for the case of nested functions. Distinguish
20463 extern declarations of functions with variably modified return
20464 types from those of objects with variably modified types.
20466 2009-04-25 Jan Hubicka <jh@suse.cz>
20468 * tree.c (list_equal_p): New function.
20469 * tree.h (list_equal_p): Declare.
20470 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20471 basic_block_def, basic_block, const_basic_block): New.
20472 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20473 (redirect_eh_edge): New function.
20474 (make_eh_edge_update_phi): EH edges are not abnormal.
20475 * except.c: Include tree-flow.h.
20476 (list_match): New function.
20477 (eh_region_replaceable_by_p): New function.
20478 (replace_region): New function.
20479 (hash_type_list): New function.
20480 (hash_eh_region): New function.
20481 (eh_regions_equal_p): New function.
20482 (merge_peers): New function.
20483 (remove_unreachable_regions): Verify EH tree when checking;
20485 (copy_eh_region_1): New function.
20486 (copy_eh_region): New function.
20487 (push_reachable_handler): New function.
20488 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20489 regions without label but with live RESX.
20490 * except.h (redirect_eh_edge_to_label): New.
20491 * tree-flow.h (redirect_eh_edge): New.
20492 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20493 basic_block_def, basic_block, const_basic_block): Remove.
20494 * Makefile.in (except.o): Add dependency on tree-flow.h
20495 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20496 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20499 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20502 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20503 on the destination of memcpy.
20505 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20507 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20508 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20509 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20511 2009-04-25 Jan Hubicka <jh@suse.cz>
20513 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20514 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20515 to be reached by different label than left.
20516 (update_eh_edges): Update comment; remove edge_to_remove if possible
20517 and return true if suceeded.
20518 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20519 (cleanup_eh): Compute sharing map.
20520 * except.c (remove_eh_handler_and_replace): Add argument if we should
20522 (remove_unreachable_regions): Update for label sharing.
20523 (label_to_region_map): Likewise.
20524 (get_next_region_sharing_label): New function.
20525 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20527 (remove_eh_handler): Update.
20528 (remove_eh_region_and_replace_by_outer_of): New function.
20529 * except.h (struct eh_region): Add next_region_sharing_label.
20530 (remove_eh_region_and_replace_by_outer_of,
20531 get_next_region_sharing_label): Declare.
20532 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20534 2009-04-25 Jan Hubicka <jh@suse.cz>
20536 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20537 insert code even if they are not critical.
20539 2009-04-25 Jan Hubicka <jh@suse.cz>
20541 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20542 (gimple_can_remove_branch_p): EH edges won't remove branch by
20544 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20545 updating of non-abnormal EH edges.
20546 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20547 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20548 (split_critical_edges): Split also edges where emitting code on them
20549 will lead to splitting later.
20551 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20552 H.J. Lu <hongjiu.lu@intel.com>
20555 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20556 the configured assembler supports fildq and fistpq mnemonics.
20557 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20558 * configure: Regenerated.
20559 * config.in: Ditto.
20561 * config/i386/i386.c (print_operand): Handle 'Z'.
20562 ['z']: Remove handling of special fild/fist suffixes.
20563 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20564 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20565 suffix of fild insn.
20566 (*floatsi<mode>2_vector_mixed): Ditto.
20567 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20568 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20569 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20570 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20571 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20573 2009-04-25 Ben Elliston <bje@au.ibm.com>
20575 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20576 the source of a set operation.
20578 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20580 * target.h (struct gcc_target): Add case_values_threshold field.
20581 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20582 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20583 * targhooks.c (default_case_values_threshold): New function.
20584 * targhooks.h (default_case_values_threshold): Declare function.
20585 * stmt.c (expand_case): Use case_values_threshold target hook.
20586 * expr.h (case_values_threshold): Remove declartation.
20587 * expr.c (case_values_threshold): Remove function.
20588 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20590 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20591 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20592 (avr_case_values_threshold): Declare as static.
20593 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20595 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20596 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20597 (mn10300_case_values_threshold): New function.
20599 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20601 * ira.c (setup_cover_and_important_classes): Add enum cast.
20603 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20605 * genpreds.c (write_enum_constraint_num): Output definition of
20606 CONSTRAINT_NUM_DEFINED_P macro.
20607 * ira.c (setup_cover_and_important_classes): Use
20608 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20610 2009-04-24 DJ Delorie <dj@redhat.com>
20612 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20613 __SH2A_SINGLE_ONLY__ also.
20615 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20617 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20618 (movdf_internal): Ditto.
20619 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20620 SFmode and DFmode constants.
20621 (ia64_print_operand): Add 'G' format for printing
20622 floating point constants.
20624 2009-04-24 Richard Guenther <rguenther@suse.de>
20626 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20627 from unsigned additions.
20629 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20631 * c-typeck.c (set_init_index): Allow array designators that are
20632 not integer constant expressions with a pedwarn if pedantic.
20634 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20636 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20637 zero if no overlap in nonzero bits between the operands.
20639 2009-04-24 Ian Lance Taylor <iant@google.com>
20641 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20642 (record_dead_and_set_regs): Likewise.
20643 * df.h (struct df_mw_hardreg): Change flags field to int.
20644 (struct df_base_ref): Likewise.
20645 (struct df): Change changeable_flags field to int.
20646 * df-scan.c (df_defs_record): Change clobber_flags to int.
20647 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20648 constants rather than #define macros.
20649 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20650 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20651 (enum dwarf_calling_convention): Likewise.
20652 (enum dwarf_line_number_x_ops): Likewise.
20653 (enum dwarf_call_frame_info): Likewise.
20654 (enum dwarf_source_language): Likewise.
20655 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20656 (add_calling_convention_attribute): Likewise.
20657 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20658 (combine_comparisons): Change compcode to int. Add cast to enum type.
20659 * genrecog.c (maybe_both_true_2): Change c to int.
20660 (write_switch): Likewise. Add cast to enum type.
20661 * gimplify.c (gimplify_omp_for): Handle return values from
20662 gimplify_expr using MIN rather than bitwise or.
20663 (gimplify_expr): Add cast to enum type.
20664 * ipa-prop.c (update_jump_functions_after_inlining): Change
20665 IPA_BOTTOM to IPA_JF_UNKNOWN.
20666 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20667 Add casts to enum type.
20668 (setup_cover_and_important_classes): Change cl to int. Add casts
20670 (setup_class_translate): Change cl and mode to int.
20671 (ira_init_once): Change mode to int.
20672 (free_register_move_costs): Likewise.
20673 (setup_prohibited_mode_move_regs): Add casts to enum type.
20674 * langhooks.c (add_builtin_function_common): Rework assertion that
20675 value fits bitfield.
20676 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20677 * omega.c (omega_do_elimination): Avoid math on enum types.
20678 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20679 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20680 int local to handle integral_argment value.
20681 * regmove.c (try_auto_increment): Change PUT_MODE to
20683 * reload.c (push_secondary_reload): Add casts to enum type.
20684 (secondary_reload_class, find_valid_class): Likewise.
20685 * reload1.c (emit_input_reload_insns): Likewise.
20686 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20687 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20688 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20690 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20691 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20693 (expand_complex_libcall): Add casts to enum type.
20694 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20695 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20696 with ERROR_MARK, not NUM_TREE_CODES.
20697 (vect_create_epilog_for_reduction): Likewise.
20698 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20699 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20700 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20702 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20703 vect_unused_in_loop. Change 0 to loop_vect.
20704 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20705 * var-tracking.c (get_init_value): Change return type to enum
20707 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20708 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20710 (arm_override_options): Add casts to enum type.
20711 (arm_emit_tls_decoration): Likewise.
20712 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20714 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20715 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20716 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20718 * config/s390/s390.c (code_for_builtin_64): Change to array of
20720 (code_for_builtin_31): Likewise.
20721 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20723 * config/sparc/sparc.c (sparc_override_options): Change value
20724 field in struct code_model to enum cmodel. In initializer change
20725 0 to NULL and add cast to enum type.
20727 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20728 Change all callers. Issue a -Wc++-compat warning using
20729 lhs_origtype if necessary.
20730 (convert_for_assignment): Issue -Wc++-compat warnings about
20731 invalid conversions to enum type on assignment.
20732 * c-common.h (build_modify_expr): Update declaration.
20734 2009-04-24 Nick Clifton <nickc@redhat.com>
20736 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20737 (function_arg_advance): Likewise.
20738 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20741 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20743 * config/s390/constraints.md ('I', 'J'): Fix condition.
20745 2009-04-24 Diego Novillo <dnovillo@google.com>
20747 * gengtype-parse.c (parse_error): Add newline after message.
20749 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20751 * config/i386/sse.md (avxmodesuffixs): Removed.
20752 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20753 (*avx_pinsr<ssevecsize>): This.
20755 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20757 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20758 follow chains of regs with a single definition, and allow expressions
20759 that are function_invariant_p.
20760 (simple_rhs_p): Allow expressions that are function_invariant_p.
20762 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20764 PR middle-end/39867
20765 * fold-const.c (fold_cond_expr_with_comparison): When folding
20766 > and >= to MAX, make sure the MAX uses the same type as the
20767 comparison's operands.
20769 2009-04-24 Nick Clifton <nickc@redhat.com>
20771 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20772 addressing for DImode accesses.
20773 (frv_print_operand_address): Handle PLUS case.
20774 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20776 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20778 PR rtl-optimization/39794
20779 * alias.c (canon_true_dependence): Add x_addr argument.
20780 * rtl.h (canon_true_dependence): Adjust prototype.
20781 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20782 * cselib.c (cselib_invalidate_mem): Likewise.
20783 * gcse.c (compute_transp): Likewise.
20784 * dse.c (scan_reads_nospill): Likewise.
20785 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20786 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20787 canon_base_addr of the group, plus optional offset.
20788 (struct group_info): Rename canon_base_mem to
20790 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20791 canon_rtx of base_mem.
20793 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20795 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20796 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20798 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20800 * config/spu/spu-builtins.h: Delete file.
20802 * config/spu/spu.h (enum spu_builtin_type): Move here from
20804 (struct spu_builtin_description): Likewise. Add GTY marker.
20805 Do not use enum spu_function_code or enum insn_code.
20806 (spu_builtins): Add extern declaration.
20808 * config/spu/spu.c: Do not include "spu-builtins.h".
20809 (enum spu_function_code, enum spu_builtin_type_index,
20810 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20811 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20812 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20813 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20814 (spu_builtin_types): Make static. Add GTY marker.
20815 (spu_builtins): Add extern declaration with GTY marker.
20816 Include "gt-spu.h".
20818 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20819 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20820 Check programmatically whether all parameters are scalar.
20822 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20824 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20826 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20827 assignment from the constructor either if the target is volatile.
20829 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20831 * config/arm/arm.md (insv): Do not share operands[0].
20833 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20835 * config/vxlib-tls.c (active_tls_threads): Delete.
20836 (delete_hook_installed): New.
20837 (tls_delete_hook): Don't delete the delete hook.
20838 (tls_destructor): Delete it here.
20839 (__gthread_set_specific): Adjust installing the delete hook.
20840 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20841 __gthread_leave_tsd_dtor_context.
20843 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20845 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20847 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20849 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20851 (alpha_rtx_costs): Ditto.
20852 (emit_unlikely_jump): Use add_reg_note.
20853 (emit_frame_store_1): Ditto.
20854 (alpha_expand_prologue): Ditto.
20855 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20856 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20858 2009-04-23 Nick Clifton <nickc@redhat.com>
20860 * config/v850/v850.md (epilogue): Remove suppressed code.
20861 (return): Rename to return_simple and remove test of frame size.
20862 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20863 to gen_return_simple.
20865 2009-04-22 Jing Yu <jingyu@google.com>
20868 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20870 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20873 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20874 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20875 value is a VECTOR_CST, the element type is the element type of the
20878 2009-04-22 DJ Delorie <dj@redhat.com>
20880 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20882 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20884 * alias.c (find_base_term): Move around LO_SUM case, so that
20885 CONST falls through into PLUS/MINUS handling.
20888 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20889 into 0, use omit_one_operand.
20891 2009-04-23 Ben Elliston <bje@au.ibm.com>
20893 * config/rs6000/linux-unwind.h (get_regs): Remove type
20894 puns. Change the type of `pc' to an array of unsigned ints and
20895 update all users. Constify frame24.
20897 2009-04-22 DJ Delorie <dj@redhat.com>
20899 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20900 declarations before code.
20901 (current_function_special_page_vector): Likewise.
20902 (m32c_expand_insv): Silence a warning.
20904 2009-04-21 Taras Glek <tglek@mozilla.com>
20906 * alias.c: Update GTY annotations to new syntax.
20907 * basic-block.h: Likewise.
20908 * bitmap.h: Likewise.
20909 * c-common.h: Likewise.
20910 * c-decl.c: Likewise.
20911 * c-parser.c: Likewise.
20912 * c-pragma.c: Likewise.
20913 * c-tree.h: Likewise.
20914 * cfgloop.h: Likewise.
20915 * cgraph.h: Likewise.
20916 * config/alpha/alpha.c: Likewise.
20917 * config/arm/arm.h: Likewise.
20918 * config/avr/avr.h: Likewise.
20919 * config/bfin/bfin.c: Likewise.
20920 * config/cris/cris.c: Likewise.
20921 * config/darwin.c: Likewise.
20922 * config/frv/frv.c: Likewise.
20923 * config/i386/i386.c: Likewise.
20924 * config/i386/i386.h: Likewise.
20925 * config/i386/winnt.c: Likewise.
20926 * config/ia64/ia64.h: Likewise.
20927 * config/iq2000/iq2000.c: Likewise.
20928 * config/mips/mips.c: Likewise.
20929 * config/mmix/mmix.h: Likewise.
20930 * config/pa/pa.c: Likewise.
20931 * config/pa/pa.h: Likewise.
20932 * config/rs6000/rs6000.c: Likewise.
20933 * config/s390/s390.c: Likewise.
20934 * config/sparc/sparc.c: Likewise.
20935 * config/xtensa/xtensa.c: Likewise.
20936 * cselib.h: Likewise.
20937 * dbxout.c: Likewise.
20938 * dwarf2out.c: Likewise.
20939 * except.c: Likewise.
20940 * except.h: Likewise.
20941 * fixed-value.h: Likewise.
20942 * function.c: Likewise.
20943 * function.h: Likewise.
20944 * gimple.h: Likewise.
20945 * integrate.c: Likewise.
20946 * optabs.c: Likewise.
20947 * output.h: Likewise.
20948 * real.h: Likewise.
20950 * stringpool.c: Likewise.
20951 * tree-data-ref.c: Likewise.
20952 * tree-flow.h: Likewise.
20953 * tree-scalar-evolution.c: Likewise.
20954 * tree-ssa-address.c: Likewise.
20955 * tree-ssa-alias.h: Likewise.
20956 * tree-ssa-operands.h: Likewise.
20957 * tree.c: Likewise.
20958 * tree.h: Likewise.
20959 * varasm.c: Likewise.
20960 * varray.h: Likewise.
20962 * coretypes.h: Do not define GTY macro if it is already defined.
20963 * doc/gty.texi: Update GTY documentation to new syntax.
20964 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20965 annotations on structs.
20966 * gengtype-parse.c: Likewise.
20968 2009-04-22 Mark Heffernan <meheff@google.com>
20970 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20972 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20974 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20977 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20979 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20980 the same as a PLUS without a shift. Increase the cost of a
20983 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20985 * Makefile.in: Update dependencies.
20986 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20987 * errors.h: Remove bogus comment about compatibility.
20988 (warning): Update declaration.
20989 * genautomata.c: Update all calls to warning.
20990 * gimple.c: Do not include errors.h. Include toplev.h.
20991 * tree-ssa-structalias.c: Do not include errors.h.
20992 * omega.c: Likewise.
20993 * tree-ssa-reassoc.c: Likewise.
20994 * config/spu/spu-c.c: Likewise.
20995 * config/spu/t-spu-elf: Update dependencies.
20997 2009-04-22 Richard Guenther <rguenther@suse.de>
20999 PR tree-optimization/39824
21000 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21001 make sure the types are compatible.
21003 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21006 * c-common.c (c_parse_error): Take a token_flags parameter.
21007 Use token_type for the token type instead.
21008 Pass token_flags to cpp_type2name.
21009 * c-common.h (c_parse_error): Update declaration.
21010 * c-parser.c (c_parser_error): Pass 0 as token flags.
21012 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21014 PR rtl-optimization/39580
21015 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21017 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21019 * function.c (expand_function_end): Do not emit a jump to the "naked"
21020 return label for fall-through returns.
21021 * except.c (sjlj_emit_function_exit): Always place the call to the
21022 unregister function at the location installed by expand_function_end.
21024 2009-04-22 Richard Guenther <rguenther@suse.de>
21026 PR tree-optimization/39845
21027 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21028 (gen_inbound_check): Likewise.
21030 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21032 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21034 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21035 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21037 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21039 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21040 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21041 shift counts to avoid out-of-bounds array accesses.
21043 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21045 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21046 (Pmode): Move above.
21048 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21050 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21051 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21052 GET_CODE macro. Use IN_RANGE macro where appropriate.
21053 * config/alpha/alpha.h: Ditto.
21054 * config/alpha/alpha.md: Ditto.
21055 * config/alpha/constraints.md: Ditto.
21056 * config/alpha/predicates.md: Ditto.
21058 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21060 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21061 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21062 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21063 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21064 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21065 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21066 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21067 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21068 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21069 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21070 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21071 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21072 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21073 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21074 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21075 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21076 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21077 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21078 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21079 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21080 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21081 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21082 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21083 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21084 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21085 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21086 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21088 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21090 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21091 references from comments.
21092 * cfgbuild.c: (count_basic_blocks): Delete.
21093 (find_basic_blocks_1): Delete.
21094 (find_basic_blocks): Delete.
21095 * except.c (finish_eh_generation): Make static. Move comment from
21096 except.h here. Remove find_basic_blocks references from comments.
21097 * except.h (finish_eh_generation): Delete.
21098 * basic-block.h (find_basic_blocks): Delete.
21099 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21101 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21103 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21104 (sdbout_parms): Likewise.
21106 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21108 * config/sh/sh.c (prepare_cbranch_operands): Use
21109 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21110 (expand_cbranchdi4): Likewise.
21111 (from_compare): Add cast to enum type.
21112 (expand_cbranchsi4): Use add_reg_note.
21113 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21114 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21115 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21116 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21117 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21118 instead of CODE_FOR_nothing.
21119 (cbranchdi4): Likewise. Fix the order of arguments for
21121 (push_fpscr): Use add_reg_note.
21122 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21123 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21125 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21127 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21128 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21129 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21130 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21131 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21132 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21133 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21134 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21135 config/alpha/x-vms, config/arc/t-arc,
21136 config/arm/README-interworking, config/arm/arm-c.c,
21137 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21138 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21139 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21140 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21141 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21142 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21143 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21144 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21145 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21146 config/cris/t-elfmulti, config/crx/t-crx,
21147 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21148 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21149 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21150 config/h8300/t-h8300, config/i386/athlon.md,
21151 config/i386/darwin-libgcc.10.4.ver,
21152 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21153 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21154 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21155 config/i386/t-linux64, config/i386/t-nwld,
21156 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21157 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21158 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21159 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21160 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21161 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21162 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21163 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21164 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21165 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21166 config/m68k/t-uclinux, config/mcore/t-mcore,
21167 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21168 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21169 config/mips/crtn.asm, config/mips/irix-crti.asm,
21170 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21171 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21172 config/mips/mips-fixed.md, config/mips/sb1.md,
21173 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21174 config/mips/t-iris6, config/mips/t-isa3264,
21175 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21176 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21177 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21178 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21179 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21180 config/mn10300/t-linux, config/mn10300/t-mn10300,
21181 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21182 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21183 config/picochip/libgccExtras/clzsi2.asm,
21184 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21185 config/rs6000/darwin-libgcc.10.4.ver,
21186 config/rs6000/darwin-libgcc.10.5.ver,
21187 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21188 config/rs6000/t-aix43, config/rs6000/t-aix52,
21189 config/rs6000/t-darwin, config/rs6000/t-fprules,
21190 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21191 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21192 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21193 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21194 config/rs6000/t-rtems, config/rs6000/t-spe,
21195 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21196 config/score/t-score-elf, config/sh/divcost-analysis,
21197 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21198 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21199 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21200 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21201 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21202 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21203 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21204 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21205 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21206 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21207 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21208 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21209 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21210 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21211 * config/h8300/genmova.sh: Include copyright and license notices
21212 in generated output.
21213 * config/h8300/mova.md: Regenerate.
21214 * doc/install.texi2html: Include word "Copyright" in copyright
21215 notice and use name "Free Software Foundation, Inc.".
21216 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21217 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21218 ChangeLog-2007, ChangeLog-2008: Correct dates.
21220 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21222 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21223 NE_EXPR operations as well.
21224 * c-parser.c (c_parser_condition): Do not set location information on
21226 (c_parser_conditional_expression): Likewise.
21227 (c_parser_binary_expression): Set location information on operators.
21228 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21229 TRUTH_NOT_EXPR has been folded.
21230 * fold-const.c (fold_truth_not_expr): Copy location information from
21231 the incoming expression to the outgoing one.
21232 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21233 recursive calls on the LHS of the operator but pass that of the
21234 operator to recursive calls on the RHS of the operator. Set it
21236 (shortcut_cond_expr): Set the locus of the operator on the second
21237 COND_EXPR and that of the expression on the first in degenerate cases.
21238 Pass the locus of the expression to calls to shortcut_cond_r.
21239 Set the locus of the 'then' block on the associated jump, if any.
21240 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21241 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21242 expression to call to gimplify_boolean_expr.
21244 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21246 * config.gcc: Add additional configuration for
21247 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21248 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21249 (CPP_SPEC): Redefine for allowing -municode option.
21250 (STARTFILE_SPEC): Likewise.
21251 * config/i386/t-mingw-w64: New.
21252 * config/i386/mingw-w64.opt: New.
21253 (municode): Add new target option.
21254 * doc/invoke.texi (municode): Add documentation for new option.
21256 2009-04-21 Ian Lance Taylor <iant@google.com>
21258 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21259 Correct test for number of arguments.
21260 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21262 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21264 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21265 argument of emit_library_call.
21267 2009-04-21 Richard Guenther <rguenther@suse.de>
21269 PR middle-end/39829
21270 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21271 inside VIEW_CONVERT_EXPRs.
21273 2009-04-21 Martin Jambor <mjambor@suse.cz>
21275 * tree-switch-conversion.c (build_constructors): Split a long line.
21276 (constructor_contains_same_values_p): New function.
21277 (build_one_array): Create assigns of constants if possible, do not
21278 call mark_sym_for_renaming, call update_stmt.
21279 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21280 make_rename_temp. Do not call mark_symbols_for_renaming, call
21282 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21283 find_new_referenced_vars, call update_stmt.
21284 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21285 instead of calling make_rename_temp. Do not call
21286 find_new_referenced_vars or mark_symbols_for_renaming, call
21289 2009-04-21 Richard Guenther <rguenther@suse.de>
21291 PR tree-optimization/39827
21292 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21293 (tree_ssa_phiprop): Pass the correct array size.
21295 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21297 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21299 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21302 * c-typeck.c (lvalue_p): Move declaration ...
21303 * c-common.h (lvalue_p): ... to here.
21304 * c-common.c (candidate_equal_p): New.
21305 (add_tlist): Use it.
21306 (merge_tlist): Use it.
21307 (warn_for_collisions_1): Likewise.
21308 (warning_candidate_p): Accept more candidates.
21309 (verify_tree): A warning candidate can be an expression. Use
21312 2009-04-21 Ben Elliston <bje@au.ibm.com>
21315 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21316 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21317 options. Remove -mcall-solaris documentation.
21319 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21322 * doc/invoke.texi (-Wlong-long): Update description.
21323 * c-lex (interpret_integer): Only warn if there was no previous
21324 overflow and -Wlong-long is enabled.
21325 * c-decl.c (declspecs_add_type): Drop redundant flags.
21326 * c.opt (Wlong-long): Init to -1.
21327 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21328 and front-end warn_long_long. Wlong-long only depends on other
21329 flags if it is uninitialized.
21330 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21331 the same for CPP and FE.
21332 (restore_extension_diagnostics): Likewise.
21334 2009-04-20 Ian Lance Taylor <iant@google.com>
21336 Fix enum conversions which are invalid in C++:
21337 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21338 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21339 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21340 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21341 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21342 (dbxout_parms): Likewise.
21343 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21344 (df_clear_flags): Likewise.
21345 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21346 top_flag parameter to int.
21347 (df_chain_create_bb_process_use): Likewise.
21348 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21350 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21351 (df_ref_create_structure, df_def_record_1): Likewise.
21352 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21353 (df_notes_rescan): Change 0 to VOIDmode in function call.
21354 (df_get_call_refs, df_insn_refs_collect): Likewise.
21355 (df_bb_regs_collect): Likewise.
21356 (df_entry_block_defs_collect): Likewise.
21357 (df_exit_block_uses_collect): Likewise.
21358 * df.h: Update declarations.
21359 * double-int.c (double_int_divmod): Add cast to enum type.
21360 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21361 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21362 (based_loc_descr): Likewise.
21363 (loc_descriptor_from_tree_1): Change first_op and second_op to
21364 enum dwarf_location_atom. Add cast to enum type.
21365 * expmed.c (init_expmed): Change 0 to SET in function call.
21366 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21367 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21368 (do_store_flag): Likewise.
21369 * fixed-value.h (struct fixed_value): Change mode to enum
21371 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21372 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21374 (insert_insn_decl, insert_decl, insert_state): Likewise.
21375 (automata_list_finish): Likewise.
21376 * genrecog.c (process_define_predicate): Add cast to enum type.
21377 * gensupport.c (init_predicate_table): Add cast to enum type.
21378 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21380 (gimple_build_call_1, gimple_build_label): Likewise.
21381 (gimple_build_goto, gimple_build_asm_1): Likewise.
21382 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21383 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21384 (enum fallback): Rename from enum fallback_t.
21385 (fallback_t): Typedef as int.
21386 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21387 GSI_SAME_STMT in function call.
21388 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21390 (setup_reg_class_relations): Likewise.
21391 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21392 (setup_prohibited_class_mode_regs): Add cast to enum type.
21393 (setup_prohibited_mode_move_regs): Likewise.
21394 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21395 (record_address_regs): Change i to enum reg_class.
21396 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21397 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21398 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21399 (GET_MODE_2XWIDER_MODE): Likewise.
21400 (GET_CLASS_NARROWEST_MODE): Likewise.
21401 * omp-low.c (expand_omp_for): Add cast to enum type.
21402 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21403 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21404 * postreload.c (reload_cse_simplify_operands): Change rclass local
21406 * predict.c (combine_predictions_for_insn): Change best_predictor
21407 and predictor to enum br_predictor.
21408 (combine_predictions_for_bb): Likewise.
21409 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21410 use SET_PREDICT_EXPR_OUTCOME.
21411 * real.c (real_arithmetic): Change icode to code in function call.
21412 * reginfo.c (init_move_cost): Add casts to enum type.
21413 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21414 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21416 * reload.c (find_valid_class): Add casts to enum type.
21417 (push_reload): Change 0 to NO_REGS in function call.
21418 (find_reloads): Change this_alternative to array of enum
21419 reg_class. Remove some now-unnecessary casts.
21420 (make_memloc): Change 0 to VOIDmode in function call.
21421 * reload1.c (reload): Change 0 to VOIDmode in function call.
21422 (eliminate_regs_1, elimination_effects): Likewise.
21423 (eliminate_regs_in_insn): Likewise.
21424 (emit_input_reload_insns): Add cast to enum type.
21425 (delete_output_reload): Change 0 to VOIDmode in function call.
21426 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21427 to enum type in function call.
21428 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21429 (SET_PREDICT_EXPR_OUTCOME): Define.
21430 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21431 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21432 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21433 (dump_function): Likewise.
21434 * tree-dump.h: Update declarations.
21435 * tree-pass.h: Update declarations.
21436 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21437 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21439 (arm_rtx_costs_1): Correct parenthesization.
21440 (arm_rtx_costs): Add casts to enum type.
21441 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21442 (vfp_emit_fstmd): Use add_rg_note.
21443 (emit_multi_reg_push, emit_sfm): Likewise.
21444 (thumb_set_frame_pointer): Likewise.
21445 (arm_expand_prologue): Likewise.
21446 (arm_regno_class): Change return type to enum reg_class.
21447 (thumb1_expand_prologue): Use add_reg_note.
21448 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21449 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21451 * config/arm/gentune.sh: Add cast to enum type.
21452 * config/arm/arm-tune.md: Rebuild.
21453 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21454 (ix86_split_fp_branch, predict_jump): Likewise.
21455 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21456 insn_code to enum rtx_code.
21457 (ix86_builtin_vectorized_function): Add cast to enum type.
21458 * config/i386/i386.md (truncdfsf2): Change slot to enum
21460 (truncxf<mode>2, isinf<mode>2): Likewise.
21461 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21463 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21464 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21465 (insert_bundle_state): Change 1 to INSERT in function call.
21466 (ia64_add_bundle_selector_before): Likewise.
21467 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21468 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21469 (restore_stack_nonlocal): Likewise.
21470 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21472 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21474 (mips_rtx_costs): Likewise.
21475 (mips_override_options): Add casts to enum type.
21476 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21478 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21479 (store_reg, set_reg_plus_d): Likewise.
21480 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21481 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21483 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21485 (emit_unlikely_jump): Use add_reg_note.
21486 (rs6000_emit_allocate_stack): Likewise.
21487 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21488 (output_toc): Change 1 to INSERT in function call.
21489 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21490 (rs6000_initialize_trampoline): Likewise.
21491 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21493 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21494 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21495 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21496 (save_gprs): Use add_reg_note.
21497 (s390_emit_prologue): Likewise.
21498 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21499 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21500 (sparc_fold_builtin): Add cast to enum type.
21501 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21503 (spu_expand_prologue): Use add_reg_note.
21504 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21506 2009-04-20 Ian Lance Taylor <iant@google.com>
21508 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21509 (c_parser_postfix_expression_after_primary): Get VEC for list of
21510 arguments. Get original types of arguments. Call
21511 build_function_call_vec.
21512 (cached_expr_list_1, cached_expr_list_2): New static variables.
21513 (c_parser_expr_list): Change return type to VEC *. Add
21514 p_orig_types parameter. Change all callers.
21515 (c_parser_release_expr): New static function.
21516 (c_parser_vec_to_tree_list): New static function.
21517 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21518 call build_function_call_vec.
21519 (build_function_call_vec): New function, based on old
21520 build_function_call.
21521 (convert_arguments): Remove nargs and argarray parameters. Change
21522 values to a VEC. Add origtypes parameter.
21523 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21524 (convert_for_assignment): Add origtype parameter. Change all
21525 callers. If warn_cxx_compat, check for conversion to an enum
21526 type when calling a function.
21527 (store_init_value): Add origtype parameter. Change all callers.
21528 (digest_init): Likewise.
21529 (struct init_node): Add origtype field.
21530 (add_pending_init): Add origtype parameter. Change all callers.
21531 (output_init_element): Likewise.
21532 (output_pending_init_elements): Pass origtype from init_node to
21533 output_init_element.
21534 (process_init_element): Pass origtype from c_expr to
21535 output_init_element.
21536 (c_finish_return): Add origtype parameter. Change all callers.
21537 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21539 (sync_resolve_params): Likewise.
21540 (sync_resolve_return): Change params to first_param. Change caller.
21541 (resolve_overloaded_builtins): Change params to VEC *. Change
21542 callers. Save first parameter around call to build_function_call_vec.
21543 * c-decl.c (finish_decl): Add origtype parameter. Change all
21544 callers. Call build_function_call_vec rather than
21545 build_function_call for cleanup.
21546 * c-tree.h: Update declarations.
21547 * c-common.h: Update declarations.
21548 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21549 params to first_param.
21550 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21551 params parameter from tree to void *.
21552 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21553 Change arglist parameter to have type void *, and to be a pointer
21555 * config/rs6000/rs6000-protos.h
21556 (altivec_resolve_overloaded_builtin): Update declaration.
21557 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21558 fnargs parameter to have type void *, and to be a pointer to a
21559 VEC. Call build_function_call_vec instead of
21560 build_function_call.
21561 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21563 2009-04-20 Joey Ye <joey.ye@intel.com>
21564 Xuepeng Guo <xuepeng.guo@intel.com>
21565 H.J. Lu <hongjiu.lu@intel.com>
21567 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21569 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21570 (IX86_LEA_PRIORITY): Likewise.
21571 (distance_non_agu_define): New function.
21572 (distance_agu_use): Likewise.
21573 (ix86_lea_for_add_ok): Likewise.
21574 (ix86_dep_by_shift_count): Likewise.
21576 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21577 should split for LEA.
21579 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21581 (ix86_dep_by_shift_count): Likewise.
21583 2009-04-20 Richard Guenther <rguenther@suse.de>
21585 * expr.c (handled_component_p): Move ...
21586 * tree.h (handled_component_p): ... here.
21587 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21588 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21589 and REALPART_EXPR to be in one group.
21591 2009-04-20 Richard Guenther <rguenther@suse.de>
21593 * basic-block.h (get_all_dominated_blocks): Declare.
21594 * dominance.c (get_all_dominated_blocks): New function.
21595 * tree-cfg.c (get_all_dominated_blocks): Remove.
21596 (remove_edge_and_dominated_blocks): Adjust.
21597 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21598 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21599 instead of recursing.
21601 2009-04-20 Doug Kwan <dougkwan@google.com>
21603 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21604 (struct cgraph_node_set_def): New type.
21605 (cgraph_node_set) New type. Also declare vector functions.
21606 (struct cgraph_node_set_element_def): New type.
21607 (cgraph_node_set_element): Ditto.
21608 (cgraph_node_set_iterator): New iterator type.
21609 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21610 cgraph_node_set_remove, dump_cgraph_node_set,
21611 debug_cgraph_node_set): New prototypes.
21612 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21613 cgraph_node_set_size): New inlines.
21614 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21615 including cgraph.h.
21616 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21617 argument to function 'write_summary'.
21618 * ipa.c: Include ggc.h.
21619 (hash_cgraph_node_set_element,
21620 eq_cgraph_node_set_element, cgraph_node_set_new,
21621 cgraph_node_set_add, cgraph_node_set_remove,
21622 cgraph_node_set_find, dump_cgraph_node_set,
21623 debug_cgraph_node_set): New functions.
21624 * Makefile.in (ipa.o): Add dependency on GGC_H.
21626 2009-04-20 Ira Rosen <irar@il.ibm.com>
21628 PR tree-optimization/39675
21629 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21630 check of the return code of vect_schedule_slp. Check that
21631 stmt_vec_info still exists for the statement, before checking its
21632 vectorization type.
21634 2009-04-20 Michael Matz <matz@suse.de>
21636 * Makefile.in (generated_files): Take out $(simple_generated_c).
21638 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21640 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21641 (UINTPTR_TYPE): Likewise.
21643 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21646 * c-typeck.c (digest_init): Check for initializing an array with a
21649 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21652 * c-semantics.c (pop_stmt_list): Propagate
21653 STATEMENT_LIST_HAS_LABEL to parent statement list.
21655 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21657 * config/mips/mips.h (mips_tune_attr): New macro.
21658 * config/mips/mips.md (cpu): Use it.
21660 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21663 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21666 2009-04-19 Diego Novillo <dnovillo@google.com>
21668 * toplev.c (compile_file): Move call to coverage_finish ...
21669 * cgraphunit.c (ipa_passes): ... here.
21670 Call cgraph_process_new_functions.
21671 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21672 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21674 2009-04-19 Jan Hubicka <jh@suse.cz>
21676 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21678 (dump_cgraph_node): Dump can throw external flag.
21679 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21681 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21685 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21686 * common.opt (Wlogical-op): Move from here...
21687 * c.opt (Wlogical-op): ... to here.
21688 * c-typeck.c (parser_build_binary_op): Update call to
21689 warn_logical_operator.
21690 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21692 * c-common.c (warn_logical_op): Update.
21693 * c-common.h (warn_logical_op): Update declaration.
21695 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21697 * tree.c (protected_set_expr_location): Fix formatting.
21699 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21702 * c-typeck.c (readonly_warning): new.
21703 (build_unary_op, build_modify_expr): Use readonly_warning for
21704 storing into something readonly but not const-qualified.
21706 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21709 * c-typeck.c (build_unary_op): Check for taking address of
21710 expression of type void.
21712 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21715 * c-typeck.c (build_function_call): Check for calling a function
21716 with qualified void return types. Call require_complete_type when
21719 2009-04-18 Jan Hubicka <jh@suse.cz>
21721 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21723 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21724 can_throw_external flag.
21725 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21726 * ipa-pure-const.c (ignore_edge): New function.
21727 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21728 only over can_throw_external edges.
21729 (local_pure_const): Add nothrow flag.
21730 * ipa-utils.c (searchc): Add ignore_edge callback.
21731 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21732 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21733 (set_nothrow_function_flags): Update cgraph.
21734 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21736 2009-04-18 Richard Guenther <rguenther@suse.de>
21738 PR middle-end/39804
21739 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21740 (fold_stmt): ... this and ...
21741 (fold_stmt_inplace): ... this.
21742 (fold_stmt_1): Fold references in calls and asms.
21743 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21745 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21747 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21748 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21750 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21752 * tree.c (function_args_count): Remove.
21753 * tree.h: Remove the prototype for function_args_count.
21755 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21757 * tree-iterator.c (expr_only): Remove.
21758 * tree.h: Remove the prototype for expr_only.
21760 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21762 * reginfo.c (cannot_change_mode_set_regs): Remove.
21763 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21765 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21767 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21768 whether operands 0 and 1 overlaps.
21770 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21772 PR middle-end/36902
21773 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21774 pointer. Use warning_at instead of warning.
21775 (search_for_addr_array): Likewise.
21776 (check_array_bounds): Likewise.
21777 (check_all_array_refs): Check that the incoming edge is not in the
21778 list of edges to be removed.
21779 (check_all_array_refs): Avoid the temporal pointer.
21780 (vrp_visit_cond_stmt): Fix typo.
21781 (simplify_switch_using_ranges): Handle the case where the switch
21782 index is an integer constant.
21784 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21786 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21788 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21790 * doc/extend.texi, doc/invoke.texi: Fix typos.
21792 2009-04-17 Cary Coutant <ccoutant@google.com>
21794 * tree-flow-inline.h (get_lineno): Fix inverted test.
21796 2009-04-17 Diego Novillo <dnovillo@google.com>
21798 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21799 assertion for AVAIL_OUT.
21801 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21804 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21805 * config/sh/linux-atomic.asm: Likewise.
21807 2009-04-17 Diego Novillo <dnovillo@google.com>
21809 * except.c (debug_eh_tree): New.
21810 (struct eh_region, struct eh_status): Move ...
21811 * except.h: ... here.
21812 (add_type_for_runtime): Declare extern.
21813 (lookup_type_for_runtime): Likewise.
21814 (debug_eh_tree): Declare.
21815 * Makefile.in (GTFILES): List except.h before except.c
21817 2009-04-17 Diego Novillo <dnovillo@google.com>
21819 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21820 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21821 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21822 (find_vars_r): ... here.
21823 * tree-flow.h (find_referenced_vars_in): Declare.
21824 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21825 that AVAIL_OUT exists for BLOCK.
21826 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21827 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21828 (tree-parloops.o): Likewise.
21830 2009-04-17 Simon Baldwin <simonb@google.com>
21832 * toplev.c (default_tree_printer): Add handling for %E format.
21834 2009-04-17 Diego Novillo <dnovillo@google.com>
21836 * tree-pretty-print.c (dump_generic_node): Add break after
21837 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21838 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21839 FUNCTION_TYPE together. Call print_struct_decl when printing
21840 structures and TDF_SLIM is not given.
21841 (print_struct_decl): Fix logic for detecting recursion.
21843 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21846 * gcc.c (create_at_file): New.
21847 (compile_input_file_p): New.
21848 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21849 * main.c (main): Update call to toplev_main.
21850 * toplev.c (toplev_main): Change signature. Call expandargv.
21851 * toplev.h (toplev_main): Change signature.
21853 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21855 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21856 if the latter is not constant.
21858 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21860 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21862 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21864 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21865 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21867 2009-04-17 Richard Guenther <rguenther@suse.de>
21869 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21870 Handle component references view-converting an invariant address.
21872 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21874 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21875 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21876 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21877 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21878 Use @deftypevr rather than @deftypevar.
21880 2009-04-17 Richard Guenther <rguenther@suse.de>
21882 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21883 (get_prop_source_stmt): Likewise.
21884 (can_propagate_from): Likewise.
21886 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21888 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21889 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21890 (--with-multilib-list): Add default value.
21891 * configure: Regenerate.
21892 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21893 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21894 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21895 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21896 Don't add default cpu to multilib list unnecessarily, but do enable
21897 the relevant compiler option..
21898 Add support for --with-multilib-list=<blank> and
21899 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21900 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21901 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21902 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21903 TM_MULTILIB_CONFIG.
21904 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21905 (MULTILIB_OSDIRNAMES): New variable.
21906 * config/sh/t-1e: Delete file.
21907 * config/sh/t-mlib-sh1: Delete file.
21908 * config/sh/t-mlib-sh2: Delete file.
21909 * config/sh/t-mlib-sh2a: Delete file.
21910 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21911 * config/sh/t-mlib-sh2a-single: Delete file.
21912 * config/sh/t-mlib-sh2a-single-only: Delete file.
21913 * config/sh/t-mlib-sh2e: Delete file.
21914 * config/sh/t-mlib-sh3e: Delete file.
21915 * config/sh/t-mlib-sh4: Delete file.
21916 * config/sh/t-mlib-sh4-nofpu: Delete file.
21917 * config/sh/t-mlib-sh4-single: Delete file.
21918 * config/sh/t-mlib-sh4-single-only: Delete file.
21919 * config/sh/t-mlib-sh4a: Delete file.
21920 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21921 * config/sh/t-mlib-sh4a-single: Delete file.
21922 * config/sh/t-mlib-sh4a-single-only: Delete file.
21923 * config/sh/t-mlib-sh4al: Delete file.
21924 * config/sh/t-mlib-sh5-32media: Delete file.
21925 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21926 * config/sh/t-mlib-sh5-64media: Delete file.
21927 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21928 * config/sh/t-mlib-sh5-compact: Delete file.
21929 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21930 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21931 * doc/install.texi (Options specification): Add
21932 --with-multilib-list and --with-endian.
21934 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21936 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21938 (OBJS-common): Add plugin-version.o.
21939 (plugin-version.o): New.
21940 * gcc-plugin.h (plugin_gcc_version): New.
21941 (plugin_default_version_check): New.
21942 (plugin_init_func, plugin_init): Add version argument.
21943 * plugin-version.c: New.
21944 * plugin.c (str_plugin_gcc_version_name): New.
21945 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21946 pass it to the init function.
21947 (plugin_default_version_check): New.
21949 2009-04-17 Richard Guenther <rguenther@suse.de>
21951 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21952 for decl-vs-decl disambiguation.
21954 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21956 * config/s390/s390.h (s390_tune_attr): New macro definition.
21957 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21959 2009-04-17 Richard Guenther <rguenther@suse.de>
21961 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21962 (fold_stmt_r): Likewise.
21963 (maybe_fold_reference): New function.
21964 (fold_gimple_assign): Handle cases fold_stmt_r did.
21965 (fold_stmt): Do not use fold_stmt_r.
21966 (fold_stmt_inplace): Likewise.
21968 2009-04-17 Richard Guenther <rguenther@suse.de>
21970 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21971 (record_equivalences_from_stmt): Remove useless checks and
21973 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21974 the type is already suitable.
21976 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21978 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21980 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21982 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21983 (CMPtype): Define as __gcc_CMPtype.
21985 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21987 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21988 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21990 2009-04-17 Richard Guenther <rguenther@suse.de>
21992 PR tree-optimization/39746
21993 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21994 special-casing for builtins and static variable use/def.
21995 (call_may_clobber_ref_p_1): Likewise.
21997 2009-04-16 Ian Lance Taylor <iant@google.com>
21999 * df.h: Include "timevar.h".
22000 (struct df_problem): Change tv_id field to timevar_id_t.
22001 * tree-pass.h: Include "timevar.h".
22002 (struct opt_pass): Change tv_id field to timevar_id_t.
22003 * timevar.h (timevar_id_t): Define TV_NONE.
22004 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22005 TV_NONE rather than tv_id != 0.
22006 (execute_one_pass): Likewise.
22007 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22008 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22009 dependencies to $(TREE_PASS_H).
22010 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22012 (pass_branch_target_load_optimize2): Likewise.
22013 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22014 (pass_outof_cfg_layout_mode): Likewise.
22015 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22016 (pass_rebuild_cgraph_edges): Likewise.
22017 (pass_remove_cgraph_callee_edges): Likewise.
22018 * df-core.c (pass_df_initialize_opt): Likewise.
22019 (pass_df_initialize_no_opt): Likewise.
22020 (pass_df_finish): Likewise.
22021 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22022 * except.c (pass_set_nothrow_function_flags): Likewise.
22023 (pass_convert_to_eh_region_ranges): Likewise.
22024 * final.c (pass_compute_alignments): Likewise.
22025 * function.c (pass_instantiate_virtual_regs): Likewise.
22026 (pass_init_function): Likewise.
22027 (pass_leaf_regs): Likewise.
22028 (pass_match_asm_constraints): Likewise.
22029 * gimple-low.c (pass_lower_cf): Likewise.
22030 (pass_mark_used_blocks): Likewise.
22031 * init-regs.c (pass_initialize_regs): Likewise.
22032 * integrate.c (pass_initial_value_sets): Likewise.
22033 * ira.c (pass_ira): Likewise.
22034 * jump.c (pass_cleanup_barriers): Likewise.
22035 * omp-low.c (pass_expand_omp): Likewise.
22036 (pass_lower_omp): Likewise.
22037 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22038 * recog.c (pass_split_all_insns): Likewise.
22039 (pass_split_after_reload): Likewise.
22040 (pass_split_before_regstack): Likewise.
22041 (pass_split_before_sched2): Likewise.
22042 (pass_split_for_shorten_branches): Likewise.
22043 * reginfo.c (pass_reginfo_init): Likewise.
22044 (pass_subregs_of_mode_init): Likewise.
22045 (pass_subregs_of_mode_finish): Likewise.
22046 * passes.c (pass_postreload): Likewise.
22047 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22048 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22049 (pass_warn_function_return): Likewise.
22050 (pass_warn_function_noreturn): Likewise.
22051 * tree-complex.c (pass_lower_complex): Likewise.
22052 (pass_lower_complex_O0): Likewise.
22053 * tree-if-conv.c (pass_if_conversion): Likewise.
22054 * tree-into-ssa.c (pass_build_ssa): Likewise.
22055 * tree-mudflap.c (pass_mudflap_1): Likewise.
22056 (pass_mudflap_2): Likewise.
22057 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22058 (pass_mudflap_2): Likewise.
22059 * tree-nrv.c (pass_return_slot): Likewise.
22060 * tree-object-size.c (pass_object_sizes): Likewise.
22061 * tree-optimize.c (pass_all_optimizations): Likewise.
22062 (pass_early_local_passes): Likewise.
22063 (pass_all_early_optimizations): Likewise.
22064 (pass_cleanup_cfg): Likewise.
22065 (pass_cleanup_cfg_post_optimizing): Likewise.
22066 (pass_free_datastructures): Likewise.
22067 (pass_free_cfg_annotations): Likewise.
22068 (pass_fixup_cfg): Likewise.
22069 (pass_init_datastructures): Likewise.
22070 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22071 (pass_late_warn_uninitialized): Likewise.
22072 (pass_update_address_taken): Likewise.
22073 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22074 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22075 (pass_cse_sincos): Likewise.
22076 (pass_convert_to_rsqrt): Likewise.
22077 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22078 * tree-stdarg.c (pass_stdarg): Likewise.
22079 * tree-tailcall.c (pass_tail_recursion): Likewise.
22080 (pass_tail_calls): Likewise.
22081 * tree-vect-generic.c (pass_lower_vector): Likewise.
22082 (pass_lower_vector_ssa): Likewise.
22083 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22085 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22087 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22089 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22091 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22092 logical and signext.
22094 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22097 * config/sh/predicates.md (arith_operand): Check if the operand
22098 of TRUNCATE is a REG.
22100 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22102 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22103 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22105 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22107 * tree-iterator.c (tsi_split_statement_list_after,
22108 tsi_split_statement_list_before): Remove.
22109 * tree-iterator.h: Remove the prototypes for
22110 tsi_split_statement_list_after and tsi_split_statement_list_before.
22112 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22114 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22115 * tree-ssa-propagate.h: Remove the prototype for
22116 stmt_makes_single_load.
22118 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22120 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22121 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22123 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22125 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22127 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22129 * except.c (eh_region_outer_p): Remove.
22130 * except.h: Remove the prototype for eh_region_outer_p.
22132 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22134 * function.c (current_function_assembler_name): Remove.
22135 * function.h: Remove the prototype for
22136 current_function_assembler_name.
22138 2009-04-16 Ian Lance Taylor <iant@google.com>
22140 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22141 (add_reg_note): Call alloc_reg_note.
22142 * rtl.h (alloc_reg_note): Declare.
22143 * combine.c (try_combine): Use alloc_reg_note.
22144 (recog_for_combine, move_deaths): Likewise.
22145 (distribute_notes): Use alloc_reg_note and add_reg_note.
22146 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22147 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22148 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22150 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22152 PR rtl-optimization/39762
22153 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22154 ira_may_move_out_cost): Add comments about way of their usage.
22155 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22157 * ira-conflicts.c (process_regs_for_copy): Use function
22158 ira_get_register_move_cost instead of global
22159 ira_register_move_cost.
22161 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22162 color_pass, move_spill_restore, update_curr_costs): Ditto.
22164 * ira-lives.c (process_single_reg_class_operands): Ditto.
22166 * ira-emit.c (emit_move_list): Ditto.
22168 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22169 (record_reg_classes): Ditto. Use functions
22170 ira_get_register_move_cost and ira_get_may_move_cost instead of
22171 global vars ira_register_move_cost, ira_may_move_out_cost and
22172 ira_may_move_in_cost.
22173 (record_address_regs): Don't call ira_init_register_move_cost.
22174 Use function ira_get_may_move_cost instead of global
22175 ira_may_move_in_cost.
22176 (process_bb_node_for_hard_reg_moves): Use function
22177 ira_get_register_move_cost instead of global ira_register_move_cost.
22178 (ira_costs): Don't call ira_init_register_move_cost.
22180 2009-04-16 Richard Guenther <rguenther@suse.de>
22182 * tree-cfg.c (verify_gimple_assign_binary):
22183 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22184 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22185 (create_general_new_stmt): Note that this function is broken.
22187 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22189 * common.opt (fhelp): Add Var(help_flag).
22190 * gcc-plugin.h (plugin_info): Add help.
22191 * plugin.c (plugin_name_args): Add help.
22192 (register_plugin_info): Set plugin->help.
22193 (print_help_one_plugin): New.
22194 (print_plugins_help): New.
22195 * plugin.h (print_plugins_help): New.
22196 * toplev.c (toplev_main): Call print_plugins_help if needed.
22198 2009-04-16 Richard Guenther <rguenther@suse.de>
22200 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22201 (gimple_ior_addresses_taken_1): New function.
22202 (gimple_ior_addresses_taken): Likewise.
22203 * gimple.h (struct gimple_statement_with_ops_base): Remove
22204 addresses_taken member.
22205 (gimple_ior_addresses_taken): Declare.
22206 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22207 gimple_set_addresses_taken): Remove.
22208 * ipa-reference.c (mark_address): New function.
22209 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22210 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22211 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22212 (gimple_add_to_addresses_taken): Remove.
22213 (get_tmr_operands): Call mark_address_taken.
22214 (get_asm_expr_operands): Likewise.
22215 (get_expr_operands): Likewise.
22216 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22217 (free_stmt_operands): Do not free it.
22218 * tree-ssa.c (delete_tree_ssa): Likewise.
22219 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22221 2009-04-16 Richard Guenther <rguenther@suse.de>
22223 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22224 (walk_stmt_load_store_ops): Likewise.
22225 * gimple.c (get_base_loadstore): New function.
22226 (walk_stmt_load_store_addr_ops): Likewise.
22227 (walk_stmt_load_store_ops): Likewise.
22228 * ipa-pure-const.c (check_op): Simplify.
22229 (check_load, check_store): New functions.
22230 (check_stmt): Use walk_stmt_load_store_ops.
22231 * ipa-reference.c (mark_load): Adjust signature.
22232 (mark_store): Likewise.
22233 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22235 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22237 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22238 (plugin_info): New.
22239 * opts.c (common_handle_option): Don't call print_version.
22240 * plugin.c (plugin_name_args): Add version.
22241 (register_plugin_info): New.
22242 (register_callback): Handle PLUGIN_INFO.
22243 (try_init_one_plugin): New.
22244 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22246 (finalize_one_plugin): New.
22247 (finalize_plugins): New.
22248 (print_one_plugin): New.
22249 (print_plugins_versions): New.
22250 * plugin.h (print_plugins_versions): New.
22251 (finalize_plugins): New.
22252 * toplev.c (compile_file): Don't call initialize_plugins.
22253 (print_version): Call print_plugins_versions.
22254 (toplev_main): Call initialize_plugins. Print version if needed.
22255 Call finalize_plugins.
22257 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22259 * common.opt (fversion): New.
22260 * gcc.c (print_version): New.
22261 (process_command): Don't print the version. Just set print_version.
22262 (main): Print version. Call subprocesses if print_version and
22263 verbose_flag are set.
22264 * opts.c (common_handle_option): Handle OPT_fversion.
22266 2009-04-16 Richard Guenther <rguenther@suse.de>
22267 Ira Rosen <irar@il.ibm.com>
22269 PR tree-optimization/39698
22270 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22271 type of the reduction variable. Only generate the def if
22274 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22275 make sure to first convert to an integer of the same precision.
22276 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22277 the type of the evolution correctly in computing the new
22278 induction variable base.
22280 2009-04-16 Richard Guenther <rguenther@suse.de>
22282 PR middle-end/39625
22283 * tree-cfg.c (make_blocks): Split statements with to-be
22284 abnormal SSA names on the lhs.
22286 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22288 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22289 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22290 * c-typeck.c (really_start_incremental_init): Likewise.
22291 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22292 (TARGET_INITIALIZER): Remove it.
22293 * target.h (struct target): Remove vector_opaque_p.
22294 * tree.c (build_opaque_vector_type): New.
22295 * tree.h (TYPE_VECTOR_OPAQUE): New.
22296 (build_opaque_vector_type): Declare.
22297 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22298 * config/rs6000/rs6000.c (build_opaque_vector_type,
22299 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22300 (rs6000_init_builtins): Use build_opaque_vector_type for
22301 opaque_V4SI_type_node.
22303 2009-04-15 Catherine Moore <clm@codesourcery.com>
22305 * debug.h (set_name): Declare.
22306 * dwarf2out.c (dwarf2out_set_name): Declare.
22307 (dwarf2_debug_hooks): Add set_name.
22308 (find_AT_string): New.
22309 (add_AT_string): Call find_AT_string.
22310 (dwarf2out_set_name): New.
22311 * cp/decl.c (grokdeclarator): Call set_name.
22312 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22313 * debug.c (do_nothing_debug_hooks): Likewise.
22314 * dbxout.c (dbx_debug_hooks): Likewise.
22315 * sdbout.c (sdb_debug_hooks): Likewise.
22317 2009-04-15 Michael Eager <eager@eagercon.com>
22319 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22320 reg for single-precision FPU.
22321 * config/rs6000/rs6000.md (movsi_internal1): Only for
22322 !TARGET_SINGLE_FPU.
22323 (movsi_internal1_single): New. Add pattern to move SI values to/from
22324 single-precision FP regs.
22326 2009-04-15 Richard Guenther <rguenther@suse.de>
22328 * omp-low.c (lower_rec_input_clauses): Build correct address
22330 (expand_omp_for_generic): Fix multiplication type.
22331 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22332 (generate_memset_zero): Fix types.
22333 * tree-profile.c (prepare_instrumented_value): Correctly
22336 2009-04-15 Ian Lance Taylor <iant@google.com>
22338 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22339 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22340 for -Wall and for -Wc++-compat.
22341 (c_common_post_options): For C++, set warn_enum_compare if not
22343 * c-tree.h (struct c_expr): Add field original_type.
22344 (build_external_ref): Update declaration.
22345 * c-parser.c (c_parser_braced_init): Set original_type.
22346 (c_parser_initelt): Likewise.
22347 (c_parser_expr_no_commas): Likewise.
22348 (c_parser_conditional_expression): Likewise.
22349 (c_parser_cast_expression): Likewise.
22350 (c_parser_unary_expression): Likewise. Pull setting of
22351 original_code to top of function.
22352 (c_parser_sizeof_expression): Set original_type.
22353 (c_parser_alignof_expression): Likewise.
22354 (c_parser_postfix_expression): Likewise. Pull setting of
22355 original_code to top of function.
22356 (c_parser_postfix_expression_after_paren_type): Set original_type.
22357 (c_parser_postfix_expression_after_primary): Likewise.
22358 (c_parser_expression): Likewise.
22359 * c-typeck.c (build_external_ref): Add type parameter. Change all
22361 (c_expr_sizeof_expr): Set original_type field.
22362 (parser_build_unary_op): Likewise.
22363 (parser_build_binary_op): Likewise. Optionally warn about
22364 comparisons of enums of different types.
22365 (digest_init): Set original_type field.
22366 (really_start_incremental_init): Likewise.
22367 (push_init_level, pop_init_level): Likewise.
22368 * doc/invoke.texi (Warning Options): -Wenum-compare now
22371 2009-04-15 Richard Guenther <rguenther@suse.de>
22373 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22374 out a necessary conversion.
22375 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22376 names we didn't value number.
22377 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22379 2009-04-15 Richard Guenther <rguenther@suse.de>
22381 PR tree-optimization/39764
22382 * tree-ssa-ccp.c (get_value): Canonicalize value with
22383 canonicalize_float_value.
22385 2009-04-15 Jan Hubicka <jh@suse.cz>
22387 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22388 Wrong version of patch.
22390 2009-04-15 Jan Hubicka <jh@suse.cz>
22392 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22394 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22396 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22397 our distinct integral and vector types.
22399 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22401 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22402 * init.c (build_vtbl_address): Remove call to assemble_external.
22404 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22406 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22407 output for other floating point modes.
22409 2009-04-14 Diego Novillo <dnovillo@google.com>
22411 * diagnostic.c (diagnostic_report_diagnostic): Do not
22412 warn about loaded plugins for DK_ERROR and DK_WARNING.
22413 * c-decl.c (declspecs_add_type): Move call to
22414 invoke_plugin_callbacks ...
22415 * c-parser.c (c_parser_declspecs): ... here.
22416 * plugin.c (dump_active_plugins): Tidy output.
22418 2009-04-14 Diego Novillo <dnovillo@google.com>
22419 Le-Chun Wu <lcwu@google.com>
22421 * configure.ac: Add --enable-plugin support.
22422 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22423 * Makefile.in (PLUGIN_H): Define.
22424 Export ENABLE_PLUGIN and GMPINC to site.exp.
22425 Add PLUGINLIBS to link command.
22426 Add/modify dependencies for plugin.o and files including plugin.h.
22428 * config.in: Regenerate.
22430 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22433 2009-04-14 Le-Chun Wu <lcwu@google.com>
22435 * tree-pass.h (register_one_dump_file): Add a prototype for
22436 register_one_dump_file.
22437 * toplev.c (compile_file): Call initialize_plugins.
22438 (do_compile): Call invoke_plugin_callbacks.
22439 (toplev_main): Call invoke_plugin_callbacks.
22440 * common.opt: Add -fplugin= and -fplugin-arg-.
22441 * gcc-plugin.h: New public header file for plugins to include.
22442 * plugin.c: New source file.
22443 * plugin.h: New internal header file.
22444 * passes.c (register_one_dump_file): Make it external.
22446 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22448 2009-04-14 Diego Novillo <dnovillo@google.com>
22450 * doc/plugins.texi: New.
22451 * doc/gccint.texi: Add reference to Plugins chapter.
22452 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22453 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22454 loaded plugins, if any.
22455 * timevar.def (TV_PLUGIN_INIT): Define.
22456 (TV_PLUGIN_RUN): Define.
22457 * plugin.c: Include timevar.h
22458 (plugins_active_p): New.
22459 (dump_active_plugins): New.
22460 (debug_active_plugins): New.
22462 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22464 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22466 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22468 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22470 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22471 the same as a minus without a shift.
22473 2009-04-14 Nick Clifton <nickc@redhat.com>
22475 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22476 comparisons with small integers will always produce a short
22479 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22482 2008-12-19 Diego Novillo <dnovillo@google.com>
22484 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22486 2009-04-14 Richard Guenther <rguenther@suse.de>
22488 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22490 (verify_gimple_assign_binary): Likewise. Handle shifts and
22492 (verify_gimple_phi): Print the mismatched argument position.
22493 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22495 (vect_update_init_of_dr): Likewise.
22496 * matrix-reorg.c (transform_access_sites): Do what the
22498 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22500 2009-04-13 Michael Eager <eager@eagercon.com>
22502 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22503 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22504 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22505 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22506 remove duplicate config
22508 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22510 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22511 file_name:line_number type locator of the call site.
22513 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22515 * genautomata.c: Put blank after comma.
22516 (automaton_decls): New.
22517 (struct unit_usage): Add comments to member next.
22518 (store_alt_unit_usage): Keep the list ordered.
22519 (unit_present_on_list_p, equal_alternatives_p): New.
22520 (check_regexp_units_distribution): Check units distribution
22521 correctness correctly.
22522 (main): Don't write automata if error is found. Return correct
22525 * config/m68k/cf.md (cfv4_ds): Remove.
22526 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22527 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22529 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22530 power4-load-ext, power4-store, power4-store-update,
22531 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22532 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22533 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22534 power4-sqrt, power4-isync): Modify reservation to make correct
22535 unit distribution to automata.
22537 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22538 power5-store-update, power5-two, power5-three, power5-lmul,
22539 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22541 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22543 * except.c (pass_set_nothrow_function_flags): Set name and add
22545 (set_nothrow_function_flags): Mention in the dump file when
22546 changing a function to nothrow.
22548 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22551 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22552 instead of unsigned long.
22554 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22556 * config/arm/arm.c (return_used_this_function): Remove.
22557 (arm_output_function_prologue): Remove use of
22558 return_used_this_function.
22559 (output_return_instruction): Replace use of
22560 return_used_this_function
22561 by cfun->machine->return_used_this_function.
22562 (arm_output_epilogue): Likewise.
22563 (arm_output_function_epilogue): Likewise.
22564 (thumb_unexpanded_epilogue): Likewise.
22565 * config/arm/arm.h (struct machine_function):
22566 New member return_used_this_function.
22568 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22570 * doc/install.texi: Correct description of default directory for
22571 --with-gxx-include-dir.
22573 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22575 * fold-const.c (build_range_check): Properly deal with enumeral and
22576 boolean base types.
22578 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22580 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22581 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22582 * params.h (MAX_GCSE_PASSES): Remove.
22583 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22584 in sequence. Remove ability to run multiple passes.
22585 (bypass_jumps): Report run as third CPROP pass.
22587 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22589 PR middle-end/39651
22590 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22591 when deciding whether the whole SEQUENCE can throw.
22593 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22596 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22597 offseted label references.
22599 2009-04-11 Jan Hubicka <jh@suse.cz>
22601 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22603 2009-04-11 Richard Guenther <rguenther@suse.de>
22605 PR middle-end/39732
22606 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22607 return variables as TREE_ADDRESSABLE.
22609 2009-04-11 Richard Guenther <rguenther@suse.de>
22611 PR tree-optimization/39713
22612 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22613 reference trees have SSA_NAME operands.
22615 2009-04-11 Richard Guenther <rguenther@suse.de>
22618 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22619 address expressions.
22621 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22623 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22624 match changes in Cygwin 1.7
22625 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22626 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22628 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22630 PR tree-optimization/39701
22631 * doc/invoke.texi (Optimization Options): Document change in
22632 meaning and initialization of -fdelete-null-pointer-checks.
22634 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22636 PR middle-end/39701
22637 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22639 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22642 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22644 2009-04-10 Chao-ying Fu <fu@mips.com>
22646 * doc/tm.texi (Instruction Output): Document
22647 TARGET_ASM_FINAL_POSTSCAN_INSN.
22648 * target.h (final_postscan_insn): New field in asm_out.
22649 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22650 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22651 * final.c (final_scan_insn): Call
22652 targetm.asm_out.final_postscan_insn after outputting
22653 an asm macro and a normal instruction.
22655 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22656 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22657 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22658 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22659 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22661 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22663 PR middle-end/39701
22664 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22665 variables as non-NULL even with -fdelete-null-pointer-checks.
22667 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22669 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22671 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22674 * config/i386/i386.c (classify_argument): Handle SCmode with
22675 (bit_offset % 64) != 0.
22677 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22679 * doc/invoke.texi (Optimize Options): Add cross-reference to
22680 -Q --help=optimizers examples.
22682 2009-04-10 Ben Elliston <bje@au.ibm.com>
22685 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22686 regalign for the reg == fpr and TDmode case.
22688 2009-04-09 David Ayers <ayers@fsfe.org>
22691 * objc/objc-act.c (warn_with_method): Remove helper function.
22692 (check_duplicates): Call warning and inform directly.
22693 (really_start_method): Likewise.
22695 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22697 * expmed.c (expand_divmod): Always use a comparison for a division
22698 by a large unsigned integer.
22700 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22701 for things others than variables or functions as nonzero.
22703 2009-04-09 Nick Clifton <nickc@redhat.com>
22705 * unwind-compat.c: Change copyright header to refer to version
22706 3 of the GNU General Public License with version 3.1 of the
22707 GCC Runtime Library Exception and to point readers at the
22708 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22709 * config/alpha/crtfastmath.c: Likewise.
22710 * config/alpha/linux-unwind.h: Likewise.
22711 * config/alpha/qrnnd.asm: Likewise.
22712 * config/alpha/vms-crt0-64.c: Likewise.
22713 * config/alpha/vms-crt0.c: Likewise.
22714 * config/alpha/vms-dwarf2.asm: Likewise.
22715 * config/alpha/vms-dwarf2eh.asm: Likewise.
22716 * config/alpha/vms-psxcrt0-64.c: Likewise.
22717 * config/alpha/vms-psxcrt0.c: Likewise.
22718 * config/alpha/vms_tramp.asm: Likewise.
22719 * config/arc/initfini.c: Likewise.
22720 * config/arc/lib1funcs.asm: Likewise.
22721 * config/arm/bpabi-v6m.S: Likewise.
22722 * config/arm/bpabi.S: Likewise.
22723 * config/arm/bpabi.c: Likewise.
22724 * config/arm/crti.asm: Likewise.
22725 * config/arm/crtn.asm: Likewise.
22726 * config/arm/ieee754-df.S: Likewise.
22727 * config/arm/ieee754-sf.S: Likewise.
22728 * config/arm/lib1funcs.asm: Likewise.
22729 * config/arm/libunwind.S: Likewise.
22730 * config/arm/linux-atomic.c: Likewise.
22731 * config/arm/mmintrin.h: Likewise.
22732 * config/arm/pr-support.c: Likewise.
22733 * config/arm/unaligned-funcs.c: Likewise.
22734 * config/arm/unwind-arm.c: Likewise.
22735 * config/arm/unwind-arm.h: Likewise.
22736 * config/avr/libgcc.S: Likewise.
22737 * config/bfin/crti.s: Likewise.
22738 * config/bfin/crtlibid.s: Likewise.
22739 * config/bfin/crtn.s: Likewise.
22740 * config/bfin/lib1funcs.asm: Likewise.
22741 * config/bfin/linux-unwind.h: Likewise.
22742 * config/cris/arit.c: Likewise.
22743 * config/cris/cris_abi_symbol.c: Likewise.
22744 * config/darwin-64.c: Likewise.
22745 * config/darwin-crt2.c: Likewise.
22746 * config/darwin-crt3.c: Likewise.
22747 * config/darwin.h: Likewise.
22748 * config/dbxelf.h: Likewise.
22749 * config/dfp-bit.c: Likewise.
22750 * config/dfp-bit.h: Likewise.
22751 * config/elfos.h: Likewise.
22752 * config/fixed-bit.c: Likewise.
22753 * config/fixed-bit.h: Likewise.
22754 * config/fp-bit.c: Likewise.
22755 * config/fp-bit.h: Likewise.
22756 * config/fr30/crti.asm: Likewise.
22757 * config/fr30/crtn.asm: Likewise.
22758 * config/fr30/lib1funcs.asm: Likewise.
22759 * config/freebsd-spec.h: Likewise.
22760 * config/frv/cmovd.c: Likewise.
22761 * config/frv/cmovh.c: Likewise.
22762 * config/frv/cmovw.c: Likewise.
22763 * config/frv/frvbegin.c: Likewise.
22764 * config/frv/frvend.c: Likewise.
22765 * config/frv/lib1funcs.asm: Likewise.
22766 * config/glibc-stdint.h: Likewise.
22767 * config/h8300/clzhi2.c: Likewise.
22768 * config/h8300/crti.asm: Likewise.
22769 * config/h8300/crtn.asm: Likewise.
22770 * config/h8300/ctzhi2.c: Likewise.
22771 * config/h8300/fixunssfsi.c: Likewise.
22772 * config/h8300/lib1funcs.asm: Likewise.
22773 * config/h8300/parityhi2.c: Likewise.
22774 * config/h8300/popcounthi2.c: Likewise.
22775 * config/i386/ammintrin.h: Likewise.
22776 * config/i386/att.h: Likewise.
22777 * config/i386/avxintrin.h: Likewise.
22778 * config/i386/biarch64.h: Likewise.
22779 * config/i386/bmmintrin.h: Likewise.
22780 * config/i386/cpuid.h: Likewise.
22781 * config/i386/cross-stdarg.h: Likewise.
22782 * config/i386/crtfastmath.c: Likewise.
22783 * config/i386/crtprec.c: Likewise.
22784 * config/i386/cygming-crtbegin.c: Likewise.
22785 * config/i386/cygming-crtend.c: Likewise.
22786 * config/i386/cygwin.asm: Likewise.
22787 * config/i386/emmintrin.h: Likewise.
22788 * config/i386/gmm_malloc.h: Likewise.
22789 * config/i386/gthr-win32.c: Likewise.
22790 * config/i386/i386.h: Likewise.
22791 * config/i386/immintrin.h: Likewise.
22792 * config/i386/linux-unwind.h: Likewise.
22793 * config/i386/linux64.h: Likewise.
22794 * config/i386/mm3dnow.h: Likewise.
22795 * config/i386/mmintrin-common.h: Likewise.
22796 * config/i386/mmintrin.h: Likewise.
22797 * config/i386/nmmintrin.h: Likewise.
22798 * config/i386/pmm_malloc.h: Likewise.
22799 * config/i386/pmmintrin.h: Likewise.
22800 * config/i386/smmintrin.h: Likewise.
22801 * config/i386/sol2-c1.asm: Likewise.
22802 * config/i386/sol2-ci.asm: Likewise.
22803 * config/i386/sol2-cn.asm: Likewise.
22804 * config/i386/sol2-gc1.asm: Likewise.
22805 * config/i386/tmmintrin.h: Likewise.
22806 * config/i386/unix.h: Likewise.
22807 * config/i386/w32-unwind.h: Likewise.
22808 * config/i386/wmmintrin.h: Likewise.
22809 * config/i386/x86-64.h: Likewise.
22810 * config/i386/x86intrin.h: Likewise.
22811 * config/i386/xmmintrin.h: Likewise.
22812 * config/ia64/crtbegin.asm: Likewise.
22813 * config/ia64/crtend.asm: Likewise.
22814 * config/ia64/crtfastmath.c: Likewise.
22815 * config/ia64/crti.asm: Likewise.
22816 * config/ia64/crtn.asm: Likewise.
22817 * config/ia64/fde-glibc.c: Likewise.
22818 * config/ia64/lib1funcs.asm: Likewise.
22819 * config/ia64/linux-unwind.h: Likewise.
22820 * config/ia64/quadlib.c: Likewise.
22821 * config/ia64/unwind-ia64.c: Likewise.
22822 * config/linux.h: Likewise.
22823 * config/m32c/m32c-lib1.S: Likewise.
22824 * config/m32c/m32c-lib2-trapv.c: Likewise.
22825 * config/m32c/m32c-lib2.c: Likewise.
22826 * config/m32r/initfini.c: Likewise.
22827 * config/m68hc11/larith.asm: Likewise.
22828 * config/m68hc11/m68hc11-crt0.S: Likewise.
22829 * config/m68k/cf.md: Likewise.
22830 * config/m68k/crti.s: Likewise.
22831 * config/m68k/crtn.s: Likewise.
22832 * config/m68k/lb1sf68.asm: Likewise.
22833 * config/m68k/linux-unwind.h: Likewise.
22834 * config/mcore/crti.asm: Likewise.
22835 * config/mcore/crtn.asm: Likewise.
22836 * config/mcore/lib1.asm: Likewise.
22837 * config/mips/linux-unwind.h: Likewise.
22838 * config/mips/loongson.h: Likewise.
22839 * config/mips/mips16.S: Likewise.
22840 * config/mmix/crti.asm: Likewise.
22841 * config/mmix/crtn.asm: Likewise.
22842 * config/pa/fptr.c: Likewise.
22843 * config/pa/hpux-unwind.h: Likewise.
22844 * config/pa/lib2funcs.asm: Likewise.
22845 * config/pa/linux-atomic.c: Likewise.
22846 * config/pa/linux-unwind.h: Likewise.
22847 * config/pa/milli64.S: Likewise.
22848 * config/pa/quadlib.c: Likewise.
22849 * config/pa/stublib.c: Likewise.
22850 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22851 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22852 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22853 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22854 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22855 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22856 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22857 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22858 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22859 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22860 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22861 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22862 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22863 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22864 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22865 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22866 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22867 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22868 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22869 * config/rs6000/750cl.h: Likewise.
22870 * config/rs6000/altivec.h: Likewise.
22871 * config/rs6000/biarch64.h: Likewise.
22872 * config/rs6000/crtresfpr.asm: Likewise.
22873 * config/rs6000/crtresgpr.asm: Likewise.
22874 * config/rs6000/crtresxfpr.asm: Likewise.
22875 * config/rs6000/crtresxgpr.asm: Likewise.
22876 * config/rs6000/crtsavfpr.asm: Likewise.
22877 * config/rs6000/crtsavgpr.asm: Likewise.
22878 * config/rs6000/darwin-asm.h: Likewise.
22879 * config/rs6000/darwin-fallback.c: Likewise.
22880 * config/rs6000/darwin-fpsave.asm: Likewise.
22881 * config/rs6000/darwin-ldouble.c: Likewise.
22882 * config/rs6000/darwin-tramp.asm: Likewise.
22883 * config/rs6000/darwin-unwind.h: Likewise.
22884 * config/rs6000/darwin-vecsave.asm: Likewise.
22885 * config/rs6000/darwin-world.asm: Likewise.
22886 * config/rs6000/e500crtres32gpr.asm: Likewise.
22887 * config/rs6000/e500crtres64gpr.asm: Likewise.
22888 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22889 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22890 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22891 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22892 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22893 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22894 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22895 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22896 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22897 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22898 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22899 * config/rs6000/eabi-ci.asm: Likewise.
22900 * config/rs6000/eabi-cn.asm: Likewise.
22901 * config/rs6000/eabi.asm: Likewise.
22902 * config/rs6000/linux-unwind.h: Likewise.
22903 * config/rs6000/linux64.h: Likewise.
22904 * config/rs6000/paired.h: Likewise.
22905 * config/rs6000/paired.md: Likewise.
22906 * config/rs6000/ppc64-fp.c: Likewise.
22907 * config/rs6000/ppu_intrinsics.h: Likewise.
22908 * config/rs6000/rs6000.h: Likewise.
22909 * config/rs6000/si2vmx.h: Likewise.
22910 * config/rs6000/sol-ci.asm: Likewise.
22911 * config/rs6000/sol-cn.asm: Likewise.
22912 * config/rs6000/spe.h: Likewise.
22913 * config/rs6000/spu2vmx.h: Likewise.
22914 * config/rs6000/sysv4.h: Likewise.
22915 * config/rs6000/tramp.asm: Likewise.
22916 * config/rs6000/vec_types.h: Likewise.
22917 * config/s390/linux-unwind.h: Likewise.
22918 * config/s390/tpf-unwind.h: Likewise.
22919 * config/score/crti.asm: Likewise.
22920 * config/score/crtn.asm: Likewise.
22921 * config/sh/crt1.asm: Likewise.
22922 * config/sh/crti.asm: Likewise.
22923 * config/sh/crtn.asm: Likewise.
22924 * config/sh/divtab-sh4-300.c: Likewise.
22925 * config/sh/divtab-sh4.c: Likewise.
22926 * config/sh/divtab.c: Likewise.
22927 * config/sh/lib1funcs-4-300.asm: Likewise.
22928 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22929 * config/sh/lib1funcs.asm: Likewise.
22930 * config/sh/lib1funcs.h: Likewise.
22931 * config/sh/linux-atomic.asm: Likewise.
22932 * config/sh/linux-unwind.h: Likewise.
22933 * config/sh/shmedia.h: Likewise.
22934 * config/sh/sshmedia.h: Likewise.
22935 * config/sh/ushmedia.h: Likewise.
22936 * config/sparc/crtfastmath.c: Likewise.
22937 * config/sparc/linux-unwind.h: Likewise.
22938 * config/sparc/sol2-c1.asm: Likewise.
22939 * config/sparc/sol2-ci.asm: Likewise.
22940 * config/sparc/sol2-cn.asm: Likewise.
22941 * config/spu/divmodti4.c: Likewise.
22942 * config/spu/divv2df3.c: Likewise.
22943 * config/spu/float_disf.c: Likewise.
22944 * config/spu/float_unsdidf.c: Likewise.
22945 * config/spu/float_unsdisf.c: Likewise.
22946 * config/spu/float_unssidf.c: Likewise.
22947 * config/spu/mfc_multi_tag_release.c: Likewise.
22948 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22949 * config/spu/mfc_tag_release.c: Likewise.
22950 * config/spu/mfc_tag_reserve.c: Likewise.
22951 * config/spu/mfc_tag_table.c: Likewise.
22952 * config/spu/multi3.c: Likewise.
22953 * config/spu/spu_internals.h: Likewise.
22954 * config/spu/spu_intrinsics.h: Likewise.
22955 * config/spu/spu_mfcio.h: Likewise.
22956 * config/spu/vec_types.h: Likewise.
22957 * config/spu/vmx2spu.h: Likewise.
22958 * config/stormy16/stormy16-lib2.c: Likewise.
22959 * config/svr4.h: Likewise.
22960 * config/sync.c: Likewise.
22961 * config/v850/lib1funcs.asm: Likewise.
22962 * config/vxlib-tls.c: Likewise.
22963 * config/vxlib.c: Likewise.
22964 * config/vxworks-dummy.h: Likewise.
22965 * config/xtensa/crti.asm: Likewise.
22966 * config/xtensa/crtn.asm: Likewise.
22967 * config/xtensa/ieee754-df.S: Likewise.
22968 * config/xtensa/ieee754-sf.S: Likewise.
22969 * config/xtensa/lib1funcs.asm: Likewise.
22970 * config/xtensa/lib2funcs.S: Likewise.
22971 * config/xtensa/linux-unwind.h: Likewise.
22972 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22973 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22974 * coretypes.h: Likewise.
22975 * crtstuff.c: Likewise.
22976 * defaults.h: Likewise.
22977 * dwarf2.h: Likewise.
22978 * emutls.c: Likewise.
22979 * gbl-ctors.h: Likewise.
22980 * gcov-io.h: Likewise.
22981 * ginclude/float.h: Likewise.
22982 * ginclude/iso646.h: Likewise.
22983 * ginclude/stdarg.h: Likewise.
22984 * ginclude/stdbool.h: Likewise.
22985 * ginclude/stddef.h: Likewise.
22986 * ginclude/stdfix.h: Likewise.
22987 * ginclude/stdint-gcc.h: Likewise.
22988 * ginclude/tgmath.h: Likewise.
22989 * gthr-aix.h: Likewise.
22990 * gthr-dce.h: Likewise.
22991 * gthr-gnat.c: Likewise.
22992 * gthr-gnat.h: Likewise.
22993 * gthr-lynx.h: Likewise.
22994 * gthr-mipssde.h: Likewise.
22995 * gthr-nks.h: Likewise.
22996 * gthr-posix.c: Likewise.
22997 * gthr-posix.h: Likewise.
22998 * gthr-posix95.h: Likewise.
22999 * gthr-rtems.h: Likewise.
23000 * gthr-single.h: Likewise.
23001 * gthr-solaris.h: Likewise.
23002 * gthr-tpf.h: Likewise.
23003 * gthr-vxworks.h: Likewise.
23004 * gthr-win32.h: Likewise.
23005 * gthr.h: Likewise.
23006 * libgcc2.c: Likewise.
23007 * libgcc2.h: Likewise.
23008 * libgcov.c: Likewise.
23009 * tsystem.h: Likewise.
23010 * typeclass.h: Likewise.
23011 * unwind-c.c: Likewise.
23012 * unwind-compat.h: Likewise.
23013 * unwind-dw2-fde-compat.c: Likewise.
23014 * unwind-dw2-fde-darwin.c: Likewise.
23015 * unwind-dw2-fde-glibc.c: Likewise.
23016 * unwind-dw2-fde.c: Likewise.
23017 * unwind-dw2-fde.h: Likewise.
23018 * unwind-dw2.c: Likewise.
23019 * unwind-dw2.h: Likewise.
23020 * unwind-generic.h: Likewise.
23021 * unwind-pe.h: Likewise.
23022 * unwind-sjlj.c: Likewise.
23023 * unwind.inc: Likewise.
23024 * config/arm/neon-gen.ml: Change generated copyright header to
23025 refer to version 3 of the GNU General Public License with
23026 version 3.1 of the GCC Runtime Library Exception and to point
23027 readers at the COPYING3 and COPYING3.RUNTIME files and the
23028 FSF's license web page.
23029 * config/arm/arm_neon.h: Regenerate.
23031 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23033 * config/cris/cris.md: Change copyright header to refer to version
23034 3 of the GNU General Public License.
23035 * doc/install.texi2html: Change copyright header to refer to version
23036 3 of the GNU General Public License and to point readers at the
23037 COPYING3 file and the FSF's license web page.
23038 * config/vax/linux.h: Likewise.
23040 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23042 * config/i386/i386.md (cmpcc): New.
23043 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23044 (sync_compare_and_swap_cc*): Delete.
23046 * config/s390/s390.c (s390_compare_emitted): Remove.
23047 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23048 s390_compare_emitted used to be handled. Assert that modes match.
23049 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23050 refer to sync_compare_and_swap_ccsi.
23051 * config/s390/s390.h (s390_compare_emitted): Remove.
23052 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23053 instead of s390_compare_emitted.
23054 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23055 instead of s390_compare_emitted.
23056 * config/s390/s390.md (cmpcc): New.
23057 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23058 CC_REGNUM, do not pretend it's set.
23059 (sync_compare_and_swap_cc*): Delete.
23060 * config/s390/predicates.md (cc_reg_operand): New.
23062 * expr.c (sync_compare_and_swap_cc): Delete.
23063 * optabs.h (sync_compare_and_swap_cc): Delete.
23064 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23065 is being used with can_compare_p.
23066 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23067 (find_cc_set): New.
23068 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23069 look for a MODE_CC set instead. Use emit_store_flag.
23070 (expand_compare_and_swap_loop): Likewise, with some additional
23071 complication to avoid a force_reg when useless. Use
23072 emit_cmp_and_jump_insns.
23073 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23074 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23075 sync_compare_and_swap documentation.
23077 2009-04-09 Jan Hubicka <jh@suse.cz>
23079 * except.c (find_prev_try): Break out from ....
23080 (duplicate_eh_regions): ... here; properly update prev_try pointers
23081 when duplication part of tree.
23082 (dump_eh_tree): Improve dumping.
23083 (verify_eh_region): New.
23084 (verify_eh_tree): Use it.
23086 2009-04-06 Richard Guenther <rguenther@suse.de>
23088 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23089 &ARRAY addresses by adjusting their types and prepending
23091 * tree-cfg.c (verify_gimple_assign_single): Verify that
23092 addresses are correct.
23094 2009-04-09 Richard Guenther <rguenther@suse.de>
23096 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23097 indices into an array reference if possible.
23098 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23099 Fold POINTER_PLUS_EXPR statements with invariant address.
23101 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23104 * config.gcc (powerpc64-*-linux*): Always build biarch.
23106 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23109 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23110 it and pedwarn if this results in an INTEGER_CST.
23112 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23114 * doc/install.texi: Update minimum GMP version. Remove obsolete
23115 text in MPFR section.
23117 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23119 * dwarf2out.c (class_scope_p): New static inline.
23120 (class_or_namespace_scope_p): Use it.
23121 (gen_variable_die): Use DW_TAG_member tag for static data member
23122 declarations instead of DW_TAG_variable.
23124 PR middle-end/39573
23125 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23128 2009-04-08 Richard Guenther <rguenther@suse.de>
23130 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23131 valueize random data.
23133 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23135 * config.gcc (aix tm_file): Add aix-stdint.h.
23136 (aix tm clause use_gcc_stdint): Set to wrap.
23137 * config/rs6000/aix-stdint.h: New file.
23139 2009-04-08 Richard Guenther <rguenther@suse.de>
23141 PR middle-end/36291
23142 * tree-dfa.c (add_referenced_var): Do not recurse into
23143 global initializers.
23144 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23146 (fold_const_aggregate_ref): Likewise.
23148 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23150 * recog.c (ordered_comparison_operator): New.
23151 * gensupport.c (std_preds): Add it.
23152 * doc/md.texi (Machine-Independent Predicates): Document it.
23154 2009-04-08 Jan Hubicka <jh@suse.cz>
23156 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23157 * function.h (rtl_eh): Remove exception_handler_label_map.
23158 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23159 remove_exception_handler_label, for_each_eh_label_1): Remove.
23160 (rtl_remove_unreachable_regions): Remove.
23161 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23162 (find_exception_handler_labels): Don't build the hashtable.
23163 (maybe_remove_eh_handler): Remove.
23164 (for_each_eh_label): Rewrite to walk the tree.
23165 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23166 * except.h (maybe_remove_eh_handler): Remove.
23167 * passes.c (init_optimization_passes): Schedule second EH cleanup
23169 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23170 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23172 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23174 * genoutput.c (validate_optab_operands): New.
23175 (gen_insn, gen_expand): Call it.
23177 * genflags.c (gen_insn): Detect misused iterators.
23178 (main): Pass line_no to gen_insn, exit with status 1 on error.
23180 * genextract.c (line_no): Make global.
23181 (VEC_safe_set_locstr): Change assertion to error message.
23182 (main): Exit with status 1 on error.
23184 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23188 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23189 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23190 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23191 * c-convert.c (convert): Do not call fold on results of conversion
23192 functions when the result is a C_MAYBE_CONST_EXPR.
23193 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23194 of __builtin_choose_expr.
23195 * c-typeck.c (remove_c_maybe_const_expr): New.
23196 (build_unary_op, build_conditional_expr, build_compound_expr,
23197 build_binary_op, c_objc_common_truthvalue_conversion): Call
23198 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23201 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23203 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23204 CODE to produce a new one. Add a prototype to use fold_convert_const
23206 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23209 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23210 mix declarations and code.
23212 2009-04-08 Ben Elliston <bje@au.ibm.com>
23214 * gcc.c: Replace `CC' with `GCC' throughout.
23216 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23218 * doc/invoke.texi: Document Atom support.
23220 2009-04-07 Jason Merrill <jason@redhat.com>
23223 * c-common.h, c-common.c: Add flag_pretty_templates.
23224 * c-opts.c (c_common_handle_option): Set it.
23225 * c.opt: Add -fno-pretty-templates.
23226 * doc/invoke.texi (C++ Dialect Options): Likewise.
23228 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23230 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23231 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23232 (ia64_expand_builtin): Likewise.
23234 2009-04-07 Martin Jambor <mjambor@suse.cz>
23236 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23237 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23238 ADDR_EXPRS are include too.
23240 2009-04-07 Richard Guenther <rguenther@suse.de>
23242 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23243 decls are only used if passes as parameters or if they are
23244 local statics and the call is not to a builtin.
23245 (call_may_clobber_ref_p_1): Likewise.
23247 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23249 * expr.c (do_store_flag): Remove last argument. Simplify code
23250 to avoid duplication of tests already done by can_compare_p.
23251 (expand_expr_real_1): Adjust caller.
23253 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23255 * optabs.c (can_compare_p): Test the predicate of a
23256 cbranch and cstore pattern.
23258 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23260 * expr.c (convert_move): Use emit_store_flag instead of
23263 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23265 * config/i386/i386.c (ix86_compare_emitted): Remove.
23266 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23267 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23268 * config/i386/i386.h (ix86_compare_emitted): Remove.
23269 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23270 instead of ix86_compare_emitted.
23271 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23273 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23275 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23276 Add t-sysroot-suffix to tmake_file.
23277 * config/print-sysroot-suffix.sh: New file.
23278 * config/t-sysroot-suffix: New file.
23280 2009-04-07 Ben Elliston <bje@au.ibm.com>
23282 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23283 as the latter produces a warning when the target does not support
23286 2009-04-07 Ben Elliston <bje@au.ibm.com>
23288 * dfp.c: Replace type punning assignments with memcpy throughout.
23289 * Makefile.in (dfp.o-warn): Remove.
23291 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23294 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23295 Include soft-fp/t-softfp after rs6000/t-linux64.
23297 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23299 * stor-layout.c (set_sizetype): Use the full precision of their
23300 machine mode for bitsize types.
23302 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23304 * config/i386/i386.md: Revert 2 accidental checkins.
23306 2009-04-06 Joey Ye <joey.ye@intel.com>
23307 Xuepeng Guo <xuepeng.guo@intel.com>
23308 H.J. Lu <hongjiu.lu@intel.com>
23310 Atom pipeline model, tuning and insn selection.
23311 * config.gcc (atom): Add atom config options and target.
23313 * config/i386/atom.md: New.
23315 * config/i386/i386.c (atom_cost): New cost.
23316 (m_ATOM): New macro flag.
23317 (initial_ix86_tune_features): Set m_ATOM.
23318 (x86_accumulate_outgoing_args): Likewise.
23319 (x86_arch_always_fancy_math_387): Likewise.
23320 (processor_target): Add Atom cost.
23321 (cpu_names): Add Atom cpu name.
23322 (override_options): Set Atom ISA.
23323 (ix86_issue_rate): New case PROCESSOR_ATOM.
23324 (ix86_adjust_cost): Likewise.
23326 * config/i386/i386.h (TARGET_ATOM): New target macro.
23327 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23328 (TARGET_OPT_AGU): New target option.
23329 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23330 (processor_type): Add PROCESSOR_ATOM.
23332 * config/i386/i386.md (cpu): Add new value "atom".
23333 (use_carry, movu): New attr.
23334 (atom.md): Include atom.md.
23335 (adddi3_carry_rex64): Set attr "use_carry".
23336 (addqi3_carry): Likewise.
23337 (addhi3_carry): Likewise.
23338 (addsi3_carry): Likewise.
23339 (*addsi3_carry_zext): Likewise.
23340 (subdi3_carry_rex64): Likewise.
23341 (subqi3_carry): Likewise.
23342 (subhi3_carry): Likewise.
23343 (subsi3_carry): Likewise.
23344 (x86_movdicc_0_m1_rex64): Likewise.
23345 (*x86_movdicc_0_m1_se): Likewise.
23346 (x86_movsicc_0_m1): Likewise.
23347 (*x86_movsicc_0_m1_se): Likewise.
23348 (*adddi_1_rex64): Emit add insn as much as possible.
23349 (*addsi_1): Likewise.
23350 (return_internal): Set atom_unit.
23351 (return_internal_long): Likewise.
23352 (return_pop_internal): Likewise.
23353 (*rcpsf2_sse): Set atom_sse_attr attr.
23354 (*qrt<mode>2_sse): Likewise.
23355 (*prefetch_sse): Likewise.
23357 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23359 (ix86_target_macros_internal): Likewise.
23361 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23362 (*prefetch_sse_rex): Likewise.
23363 (sse_rcpv4sf2): Likewise.
23364 (sse_vmrcpv4sf2): Likewise.
23365 (sse_sqrtv4sf2): Likewise.
23366 (<sse>_vmsqrt<mode>2): Likewise.
23367 (sse_ldmxcsr): Likewise.
23368 (sse_stmxcsr): Likewise.
23369 (*sse_sfence): Likewise.
23370 (sse2_clflush): Likewise.
23371 (*sse2_mfence): Likewise.
23372 (*sse2_lfence): Likewise.
23373 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23374 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23375 (avx_movdqu<avxmodesuffix>): Likewise.
23376 (avx_lddqu<avxmodesuffix>): Likewise.
23377 (sse2_movntv2di): Change attr "type" to "ssemov".
23378 (sse2_movntsi): Likewise.
23379 (rsqrtv8sf2): Change attr "type" to "sseadd".
23380 (sse3_addsubv2df3): Set attr "atom_unit".
23381 (sse3_h<plusminus_insn>v4sf3): Likewise.
23382 (*sse2_pmaddwd): Likewise.
23383 (*vec_extractv2di_1_rex64): Likewise.
23384 (*vec_extractv2di_1_avx): Likewise.
23385 (sse2_psadbw): Likewise.
23386 (ssse3_phaddwv8hi3): Likewise.
23387 (ssse3_phaddwv4hi3): Likewise.
23388 (ssse3_phadddv4si3): Likewise.
23389 (ssse3_phadddv2si3): Likewise.
23390 (ssse3_phaddswv8hi3): Likewise.
23391 (ssse3_phaddswv4hi3): Likewise.
23392 (ssse3_phsubwv8hi3): Likewise.
23393 (ssse3_phsubwv4hi3): Likewise.
23394 (ssse3_phsubdv4si3): Likewise.
23395 (ssse3_phsubdv2si3): Likewise.
23396 (ssse3_phsubswv8hi3): Likewise.
23397 (ssse3_phsubswv4hi3): Likewise.
23398 (ssse3_pmaddubsw128): Likewise.
23399 (sse3_pmaddubsw: Likewise.
23400 (ssse3_palignrti): Likewise.
23401 (ssse3_palignrdi): Likewise.
23403 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23405 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23407 2009-04-06 Richard Guenther <rguenther@suse.de>
23409 PR tree-optimization/28868
23410 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23411 of which PHI results we inserted.
23412 (insert_into_preds_of_block): Record inserted PHIs.
23413 (eliminate): Eliminate redundant PHI nodes.
23414 (init_pre): Init inserted_phi_names.
23416 2009-04-06 Richard Guenther <rguenther@suse.de>
23418 PR tree-optimization/39643
23419 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23420 IMAGPART_EXPRs of complex constants.
23421 (execute_fold_all_builtins): If we folded a call queue
23422 TODO_update_address_taken.
23424 2009-04-06 Jan Hubicka <jh@suse.cz>
23426 PR middle-end/39659
23427 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23430 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23432 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23434 (ic_invalidate_array): Likewise.
23436 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23438 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23439 alignment for library calls.
23441 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23443 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23444 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23445 * config/i386/mingw-stdint.h: New file.
23447 2009-04-05 Richard Guenther <rguenther@suse.de>
23449 PR tree-optimization/39648
23450 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23451 our &A vs. &A[0] IL deficiencies.
23453 2009-04-04 Jan Hubicka <jh@suse.cz>
23455 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23456 removed toplevel regions.
23457 (sjlj_mark_call_sites): Likewise.
23459 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23461 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23462 (cygwin tm clause use_gcc_stdint): Set to wrap.
23463 * config/i386/cygwin-stdint.h: New file.
23465 2009-04-04 Richard Guenther <rguenther@suse.de>
23467 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23468 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23469 single-argument PHIs if we are in loop-closed SSA form.
23470 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23471 for the pre-condition.
23472 (slpeel_tree_peel_loop_to_edge): Likewise.
23473 (vect_build_loop_niters): Take an optional sequence to append stmts.
23474 (vect_generate_tmps_on_preheader): Likewise.
23475 (vect_do_peeling_for_loop_bound): Take extra guards for the
23477 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23478 the cost model check.
23479 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23480 guards if we are going to peel. Do not apply versioning in that case.
23481 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23482 (vect_do_peeling_for_loop_bound): Likewise.
23483 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23484 loop bound only record extra pre-conditions, do not apply loop
23487 2009-04-04 Richard Guenther <rguenther@suse.de>
23489 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23492 2009-04-04 Jan Hubicka <jh@suse.cz>
23494 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23495 last_basic_block for size of bb->index indexed array.
23496 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23497 compute_out, link_btr_uses, build_btr_def_use_webs,
23498 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23500 2009-04-04 Jan Hubicka <jh@suse.cz>
23502 * except.c (remove_eh_handler_and_replace): Break out from ...
23503 (remove_eh_handler): ... here.
23504 (bring_to_root): New function.
23505 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23506 handled ones, bring others to root of tree.
23508 2009-04-04 Jan Hubicka <jh@suse.cz>
23510 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23511 (all_phis_safe_to_merge): New function.
23512 (update_info): New structure.
23513 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23514 (cleanup_empty_eh): Update SSA if possible.
23516 2009-04-04 Richard Guenther <rguenther@suse.de>
23518 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23519 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23520 (append_vuse): Likewise.
23522 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23524 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23525 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23526 instead of REG_UNSAVED for DW_CFA_undefined.
23527 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23528 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23531 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23534 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23536 2009-04-04 Richard Guenther <rguenther@suse.de>
23538 PR tree-optimization/8781
23539 PR tree-optimization/37892
23540 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23541 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23542 (valueize_refs): Call it for *& valueizations.
23543 (shared_reference_ops_from_ref): Rename to ...
23544 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23545 (shared_reference_ops_from_call): Rename to ...
23546 (valueize_shared_reference_ops_from_call): ... this and valueize.
23547 (vn_reference_lookup): Update.
23548 (visit_reference_op_call): Likewise.
23549 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23550 (eliminate): Value-replace the call address in call statements.
23552 2009-04-04 Richard Guenther <rguenther@suse.de>
23554 PR tree-optimization/39636
23555 * tree-ssa-forwprop.c
23556 (forward_propagate_addr_into_variable_array_index): Check for
23557 GIMPLE_ASSIGN before accessing the rhs code.
23559 2009-04-03 Jason Merrill <jason@redhat.com>
23561 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23563 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23565 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23566 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23567 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23568 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23569 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23570 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23571 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23572 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23573 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23574 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23575 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23576 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23577 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23578 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23579 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23580 Use fr_reg_or_fp01_operand instead of fr_register_operand
23582 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23583 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23584 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23586 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23588 PR rtl-optimization/39607
23589 PR rtl-optimization/39631
23593 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23594 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23595 instead of DF_LR_OUT.
23596 * ira-lives.c (process_bb_node_lives): Ditto.
23597 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23598 instead of DF_LR_{OUT,IN}.
23599 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23600 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23602 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23604 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23605 (execute_lower_omp): Always run but take the short way out if -fopenmp
23607 (gate_lower_omp): Remove, forcing the pass manager to always run the
23608 pass and always set PROP_gimple_lomp.
23609 (pass_lower_omp): Remove gate function.
23610 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23611 PROP_trees. Instead, require it.
23612 * ipa-cp.c (pass_ipa_cp): Likewise.
23613 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23614 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23615 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23616 and PROP_gimple_leh.
23618 2009-04-03 Richard Guenther <rguenther@suse.de>
23620 PR middle-end/13146
23621 PR tree-optimization/23940
23622 PR tree-optimization/33237
23623 PR middle-end/33974
23624 PR middle-end/34093
23625 PR tree-optimization/36201
23626 PR tree-optimization/36230
23627 PR tree-optimization/38049
23628 PR tree-optimization/38207
23629 PR tree-optimization/38230
23630 PR tree-optimization/38301
23631 PR tree-optimization/38585
23632 PR middle-end/38895
23633 PR tree-optimization/38985
23634 PR tree-optimization/39299
23635 * tree-ssa-structalias.h: Remove.
23636 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23637 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23638 (struct vuse_element_d): Remove.
23639 (struct vuse_vec_d): Likewise.
23640 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23641 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23642 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23643 VUSE_ELEMENT_VAR): Likewise.
23644 (struct voptype_d): Likewise.
23645 (NUM_VOP_FREE_BUCKETS): Likewise.
23646 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23647 (struct stmt_operands_d): Remove.
23648 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23649 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23650 VDEF_NUM, VDEF_VECT): Likewise.
23651 (copy_virtual_operands): Remove.
23652 (operand_build_cmp): Likewise.
23653 (create_ssa_artificial_load_stmt): Likewise.
23654 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23655 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23656 vuse_index and mayuse_index members. Pack and move done and iter_type
23657 members to the front.
23658 (SSA_OP_VMAYUSE): Remove.
23659 (SSA_OP_VIRTUAL_USES): Adjust.
23660 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23661 (unlink_stmt_vdef): Declare.
23662 (add_to_addressable_set): Remove.
23663 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23664 (vrp_visit_stmt): Likewise.
23665 * doc/tree-ssa.texi (Alias analysis): Update.
23666 * doc/invoke.texi (max-aliased-vops): Remove docs.
23667 (avg-aliased-vops): Likewise.
23668 * tree-into-ssa.c (syms_to_rename): Remove.
23669 (need_to_update_vops_p): Likewise.
23670 (need_to_initialize_update_ssa_p): Rename to ...
23671 (update_ssa_initialized_fn): ... this. Track function we are
23673 (symbol_marked_for_renaming): Simplify.
23674 (add_new_name_mapping): Do not set need_to_update_vops_p.
23675 (dump_currdefs): Use SYMS_TO_RENAME.
23676 (rewrite_update_stmt): Always walk all uses/defs.
23677 (dump_update_ssa): Adjust.
23678 (init_update_ssa): Take function argument. Track what we are
23680 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23681 (create_new_def_for): Initialize for cfun, assert we are initialized
23683 (mark_sym_for_renaming): Simplify.
23684 (mark_set_for_renaming): Do not initialize update-ssa.
23685 (need_ssa_update_p): Simplify. Take function argument.
23686 (name_mappings_registered_p): Assert we ask for the correct function.
23687 (name_registered_for_update_p): Likewise.
23688 (ssa_names_to_replace): Likewise.
23689 (release_ssa_name_after_update_ssa): Likewise.
23690 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23691 (dump_decl_set): Do not print a newline.
23692 (debug_decl_set): Do it here.
23693 (dump_update_ssa): And here.
23694 * tree-ssa-loop-im.c (move_computations): Adjust.
23695 (movement_possibility): Likewise.
23696 (determine_max_movement): Likewise.
23697 (gather_mem_refs_stmt): Likewise.
23698 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23699 or NAME_MEMORY_TAG.
23700 * tree-complex.c (update_all_vops): Remove.
23701 (expand_complex_move): Adjust.
23702 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23703 Simplify test for memory referencing statement. Exclude
23704 non-invariant ADDR_EXPRs.
23705 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23706 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23707 (rdg_flag_uses): Likewise.
23708 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23710 (tree_optimize_tail_calls_1): Also split the
23711 edge from the entry block if we have degenerate PHI nodes in
23712 the first basic block.
23713 * tree.c (init_ttree): Remove memory-tag related code.
23714 (tree_code_size): Likewise.
23715 (tree_node_structure): Likewise.
23716 (build7_stat): Re-write to be build6_stat.
23717 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23718 (SSA_VAR_P): Adjust.
23719 (struct tree_memory_tag): Remove.
23720 (struct tree_memory_partition_tag): Likewise.
23721 (union tree_node): Adjust.
23722 (build7): Re-write to be build6.
23723 * tree-pass.h (pass_reset_cc_flags): Remove.
23724 (TODO_update_address_taken): New flag.
23725 (pass_simple_dse): Remove.
23726 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23727 * params.h (MAX_ALIASED_VOPS): Remove.
23728 (AVG_ALIASED_VOPS): Likewise.
23729 * omp-low.c (expand_omp_taskreg): Update SSA form.
23730 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23731 aliases the lhs in a copy stmt.
23732 * tree-ssa-dse.c (struct address_walk_data): Remove.
23733 (memory_ssa_name_same): Likewise.
23734 (memory_address_same): Likewise.
23735 (get_kill_of_stmt_lhs): Likewise.
23736 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23737 unused stores. Look through PHI nodes into post-dominated regions.
23738 (dse_optimize_stmt): Simplify. Properly remove stores.
23739 (tree_ssa_dse): Compute dominators.
23740 (execute_simple_dse): Remove.
23741 (pass_simple_dse): Likewise.
23742 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23743 gimple_loaded_syms and gimple_stored_syms computation.
23744 * toplev.c (dump_memory_report): Dump alias and pta stats.
23745 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23746 (vn_reference_eq): Likewise.
23747 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23748 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23749 valueize_vuses): Remove.
23750 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23751 (get_def_ref_stmt_vuse): ... this.
23752 (vn_reference_lookup_2): New function.
23753 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23754 walking equivalent vuses. Simplify.
23755 (vn_reference_lookup): Likewise.
23756 (vn_reference_insert): Likewise.
23757 (vn_reference_insert_pieces): Likewise.
23758 (visit_reference_op_call): Simplify.
23759 (visit_reference_op_load): Likewise.
23760 (visit_reference_op_store): Likewise.
23761 (init_scc_vn): Remove shared_lookup_vuses initialization.
23762 (free_scc_vn): Remove shared_lookup_vuses freeing.
23763 (sort_vuses, sort_vuses_heap): Remove.
23764 (get_ref_from_reference_ops): Export.
23765 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23766 vector with single vuse pointer.
23767 (vn_reference_lookup_pieces, vn_reference_lookup,
23768 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23769 (shared_vuses_from_stmt): Remove.
23770 (get_ref_from_reference_ops): Declare.
23771 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23772 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23773 memory-tag related code.
23774 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23775 (likely_value): Add comment, skip static-chain of call statements.
23776 (surely_varying_stmt_p): Adjust.
23777 (gimplify_and_update_call_from_tree): Likewise.
23778 (execute_fold_all_builtins): Do not rebuild alias info.
23779 (gimplify_and_update_call_from_tree): Properly update VOPs.
23780 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23781 (copy_ref_info): Remove memory-tag related code.
23782 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23783 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23784 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23786 * tree-ssa-dom.c (gimple_p): Remove typedef.
23787 (eliminate_redundant_computations): Adjust.
23788 (record_equivalences_from_stmt): Likewise.
23789 (avail_expr_hash): Likewise.
23790 (avail_expr_eq): Likewise.
23791 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23792 (stmt_makes_single_load): Likewise.
23793 (stmt_makes_single_store): Likewise.
23794 * tree-ssa-alias.c: Rewrite completely.
23795 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23796 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23797 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23798 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23799 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23800 Remove public functions.
23801 (pass_reset_cc_flags): Remove.
23802 (pass_build_alias): Move ...
23803 * tree-ssa-structalias.c (pass_build_alias): ... here.
23804 * tree-ssa-alias.c (may_be_aliased): Move ...
23805 * tree-flow-inline.h (may_be_aliased): ... here.
23806 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23807 count_uses_and_derefs): Move ...
23808 * gimple.c: ... here.
23809 * gimple.h (count_uses_and_derefs): Declare.
23810 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23811 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23812 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23813 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23814 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23815 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23816 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23818 * tree-dfa.c (refs_may_alias_p): Move ...
23819 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23820 * tree-ssa-alias.h: New file.
23821 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23822 (statement_sink_location): Likewise.
23823 * opts.c (decode_options): Do not adjust max-aliased-vops or
23824 avg-aliased-vops values.
23825 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23826 (TV_CALL_CLOBBER): Likewise.
23827 (TV_FLOW_SENSITIVE): Likewise.
23828 (TV_FLOW_INSENSITIVE): Likewise.
23829 (TV_MEMORY_PARTITIONING): Likewise.
23830 (TV_ALIAS_STMT_WALK): New timevar.
23831 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23832 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23833 (get_address_description): Remove memory-tag related code.
23834 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23835 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23836 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23837 and immediate uses in statements. Document.
23838 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23839 (dump_symbols): Remove.
23840 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23841 * alias.c (get_deref_alias_set): New function split out from ...
23842 (get_alias_set): ... here.
23843 * alias.h (get_deref_alias_set): Declare.
23844 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23845 type parameter. Remove restrict pointer handling. Create a
23846 ref-all pointer in case type-based alias sets do not conflict.
23847 (vect_analyze_data_refs): Remove SMT related code.
23848 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23849 (vectorizable_load): Likewise.
23850 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23851 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23852 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23853 Ignore vops and SMTs.
23854 (dr_analyze_alias): Likewise..
23855 (free_data_ref): Likewise.
23856 (create_data_ref): Likewise.
23857 (analyze_all_data_dependences): Likewise.
23858 (get_references_in_stmt): Adjust.
23859 * tree-flow-inline.h (gimple_aliases_computed_p,
23860 gimple_addressable_vars, gimple_call_clobbered_vars,
23861 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23862 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23863 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23864 gimple_mem_ref_stats): Remove.
23865 (gimple_vop): New function.
23866 (op_iter_next_use): Remove vuses and mayuses cases.
23867 (op_iter_next_def): Remove vdefs case.
23868 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23869 (clear_and_done_ssa_iter): Do not set removed fields.
23870 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23871 Assert we are not iterating over vuses or vdefs if not also
23872 iterating over uses or defs.
23873 (op_iter_init_use): Likewise.
23874 (op_iter_init_def): Likewise.
23875 (op_iter_next_vdef): Remove.
23876 (op_iter_next_mustdef): Likewise.
23877 (op_iter_init_vdef): Likewise.
23878 (compare_ssa_operands_equal): Likewise.
23879 (link_use_stmts_after): Handle vuse operand.
23880 (is_call_used): Use is_call_clobbered.
23881 (is_call_clobbered): Global variables are always call clobbered,
23882 query the call-clobbers bitmap.
23883 (mark_call_clobbered): Ignore global variables.
23884 (clear_call_clobbered): Likewise.
23885 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23886 virtual operands sanity check.
23887 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23889 (TARGET_MEM_REF): Remove TMR_TAG operand.
23890 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23891 Remove call-clobber related code.
23892 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23893 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23894 partitions or escape reason.
23895 (get_single_def_stmt, get_single_def_stmt_from_phi,
23896 get_single_def_stmt_with_phi): Remove.
23897 (dump_referenced_vars): Tidy.
23898 (get_ref_base_and_extent): Allow bare decls.
23899 (collect_dfa_stats): Adjust.
23900 * graphite.c (rename_variables_in_stmt): Adjust.
23901 (graphite_copy_stmts_from_block): Likewise.
23902 (translate_clast): Likewise.
23903 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23905 (translate_vuse_through_block): Use the oracle.
23906 (phi_translate_1): Adjust.
23907 (value_dies_in_block_x): Use the oracle. Cache the outcome
23909 (valid_in_sets): Check if the VUSE for
23910 a REFERENCE is available.
23911 (eliminate): Do not remove stmts during elimination,
23912 instead queue and remove them afterwards.
23913 (do_pre): Do not rebuild alias info.
23914 (pass_pre): Run TODO_rebuild_alias before PRE.
23915 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23916 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23917 (mark_all_v_defs_stmt): Remove.
23918 (mark_all_v_defs_seq): Adjust.
23919 (sra_replace): Likewise.
23920 (scalarize_use): Likewise.
23921 (scalarize_copy): Likewise.
23922 (scalarize_init): Likewise.
23923 (scalarize_ldst): Likewise.
23924 (todoflags): Remove.
23925 (tree_sra): Do not rebuild alias info.
23926 (tree_sra_early): Adjust.
23927 (pass_sra): Run TODO_update_address_taken before SRA.
23928 * tree-predcom.c (set_alias_info): Remove.
23929 (prepare_initializers_chain): Do not call it.
23930 (mark_virtual_ops_for_renaming): Adjust.
23931 (mark_virtual_ops_for_renaming_list): Remove.
23932 (initialize_root_vars): Adjust.
23933 (initialize_root_vars_lm): Likewise.
23934 (prepare_initializers_chain): Likewise.
23935 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23936 (may_propagate_copy_into_stmt): Likewise.
23937 (merge_alias_info): Do nothing for now.
23938 (propagate_tree_value_into_stmt): Adjust.
23939 (stmt_may_generate_copy): Likewise.
23940 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23941 not mark symbols for renaming.
23942 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23943 with the same statement, make sure to update the new pointed-to one.
23944 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23945 call statements, do not mark symbols for renaming.
23946 (mark_operand_necessary): Dump something.
23947 (ref_may_be_aliased): New function.
23948 (mark_aliased_reaching_defs_necessary_1): New helper function.
23949 (mark_aliased_reaching_defs_necessary): Likewise.
23950 (mark_all_reaching_defs_necessary_1): Likewise.
23951 (mark_all_reaching_defs_necessary): Likewise.
23952 (propagate_necessity): Do not process virtual PHIs. For
23953 non-aliased loads mark all reaching definitions as necessary.
23954 For aliased loads and stores mark the immediate dominating
23955 aliased clobbers as necessary.
23956 (visited): New global static.
23957 (perform_tree_ssa_dce): Free visited bitmap after propagating
23959 (remove_dead_phis): Perform simple dead virtual PHI removal.
23960 (remove_dead_stmt): Properly unlink virtual operands when
23962 (eliminate_unnecessary_stmts): Schedule PHI removal after
23964 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23965 (process_replaceable): Likewise.
23966 (find_replaceable_in_bb): Likewise.
23967 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23968 based on the single gimple vop.
23969 (verify_flow_insensitive_alias_info): Remove.
23970 (verify_flow_sensitive_alias_info): Likewise.
23971 (verify_call_clobbering): Likewise.
23972 (verify_memory_partitions): Likewise.
23973 (verify_alias_info): Likewise.
23974 (verify_ssa): Adjust..
23975 (execute_update_addresses_taken): Export. Update SSA
23976 manually. Optimize only when optimizing. Use a local bitmap.
23977 (pass_update_address_taken): Remove TODO_update_ssa, add
23979 (pass_update_address_taken): Just use TODO_update_address_taken.
23980 (init_tree_ssa): Do not initialize addressable_vars.
23981 (verify_ssa): Verify new VUSE / VDEF properties.
23982 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23983 Do not call verify_alias_info.
23984 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23985 Do not free the loaded and stored syms bitmaps. Reset the escaped
23986 and callused solutions. Do not free addressable_vars.
23987 Remove memory-tag related code.
23988 (warn_uninitialized_var): Aliases are always available.
23989 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23990 * lambda-code.c (can_put_in_inner_loop): Adjust.
23991 (can_put_after_inner_loop): Likewise.
23992 (perfect_nestify): Likewise.
23993 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23994 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23995 (vectorizable_conversion): Do not mark symbols for renaming.
23996 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23997 (expand_call_inline): Unlink the calls virtual operands before
23999 (tree_function_versioning): Do not call update_ssa if we are not
24000 updating clones. Simplify.
24001 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24002 (propagate_with_phi): Likewise..
24003 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24004 clobber code. Assert we are not aliased or global.
24005 * tree-flow.h: Include tree-ssa-alias.h
24006 (enum escape_type): Remove.
24007 (struct mem_sym_stats_d): Likewise.
24008 (struct mem_ref_stats_d): Likewise.
24009 (struct gimple_df): Add vop member. Remove global_var,
24010 call_clobbered_vars, call_used_vars, addressable_vars,
24011 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24012 escaped and callused members.
24013 (struct ptr_info_def): Remove all members, add points-to solution
24015 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24016 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24017 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24018 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24019 (tree-ssa-alias.o): Likewise.
24020 (toplev.o): Add tree-ssa-alias.h
24021 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24022 * gimple.c (gimple_set_bb): Fix off-by-one error.
24023 (is_gimple_reg): Do not handle memory tags.
24024 (gimple_copy): Also copy virtual operands.
24025 Delay updating the statement. Do not reset loaded and stored syms.
24026 (gimple_set_stored_syms): Remove.
24027 (gimple_set_loaded_syms): Likewise.
24028 (gimple_call_copy_skip_args): Copy the virtual operands
24029 and mark the new statement modified.
24030 * tree-ssa-structalias.c (may_alias_p): Remove.
24031 (set_uids_in_ptset): Take the alias set to prune with as
24032 parameter. Fold in the alias test of may_alias_p.
24033 (compute_points_to_sets): Compute whether a ptr is dereferenced
24034 in a local sbitmap.
24035 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24036 other ADDRESSOF constraints on the lhs.
24037 (get_constraint_for_component_ref): Assert that we don't get
24038 ADDRESSOF constraints from the base of the reference.
24039 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24040 (struct variable_info): Remove collapsed_to member.
24041 (get_varinfo_fc): Remove.
24042 (new_var_info): Do not set collapsed_to.
24043 (dump_constraint): Do not follow cycles.
24044 (dump_constraint_graph): Likewise.
24045 (build_pred_graph): Likewise.
24046 (build_succ_graph): Likewise.
24047 (rewrite_constraints): Likewise.
24048 (do_simple_structure_copy): Remove.
24049 (do_rhs_deref_structure_copy): Remove.
24050 (do_lhs_deref_structure_copy): Remove.
24051 (collapse_rest_of_var): Remove.
24052 (do_structure_copy): Re-implement.
24053 (pta_stats): New global variable.
24054 (dump_pta_stats): New function.
24055 (struct constraint_expr): Make offset signed.
24056 (UNKNOWN_OFFSET): Define special value.
24057 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24058 (solution_set_expand): New helper function split out from ...
24059 (do_sd_constraint): ... here.
24060 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24061 (do_ds_constraint): Likewise.
24062 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24063 and CALLUSED = *CALLUSED.
24064 (set_union_with_increment): Make inc argument signed.
24065 (type_safe): Remove.
24066 (get_constraint_for_ptr_offset): Handle unknown and negative
24068 (first_vi_for_offset): Handle offsets before start. Bail
24069 out early for offsets beyond the variable extent.
24070 (first_or_preceding_vi_for_offset): New function.
24071 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24072 Together with ESCAPED = *ESCAPED this properly computes reachability.
24073 (find_what_var_points_to): New function.
24074 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24075 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24076 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24077 pt_solutions_intersect): New functions.
24078 (compute_call_used_vars): Remove.
24079 (compute_may_aliases): New main entry into PTA computation.
24080 * gimple.h (gimple_p): New typedef.
24081 (struct gimple_statement_base): Remove references_memory_p.
24082 (struct gimple_statement_with_memory_ops_base): Remove
24083 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24085 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24086 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24087 gimple_set_references_memory): Remove.
24088 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24089 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24091 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24092 (verify_expr): Allow RESULT_DECL.
24093 (gimple_duplicate_bb): Do not copy virtual operands.
24094 (gimple_duplicate_sese_region): Adjust.
24095 (gimple_duplicate_sese_tail): Likewise.
24096 (mark_virtual_ops_in_region): Remove.
24097 (move_sese_region_to_fn): Do not call it.
24098 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24099 and pass_simple_dse.
24100 (execute_function_todo): Handle TODO_update_address_taken,
24101 call execute_update_addresses_taken for TODO_rebuild_alias.
24102 (execute_todo): Adjust.
24103 (execute_one_pass): Init dump files early.
24104 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24106 (create_general_new_stmt): Clear vops.
24107 * tree-ssa-reassoc.c (get_rank): Adjust.
24108 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24109 symbols for renaming.
24110 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24111 (PARAM_AVG_ALIASED_VOPS): Likewise.
24112 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24113 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24114 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24115 (operand_build_cmp, copy_virtual_operands,
24116 create_ssa_artificial_load_stmt, add_to_addressable_set,
24117 gimple_add_to_addresses_taken): Remove public functions.
24118 (unlink_stmt_vdef): New function.
24120 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24122 * config.gcc (powerpc-*-linux*): Merge variants.
24124 2009-04-02 Chao-ying Fu <fu@mips.com>
24125 James Grosbach <james.grosbach@microchip.com>
24127 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24128 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24130 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24131 keep_interrupts_masked_p, use_debug_exception_return_p.
24132 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24133 keep_interrupts_masked, use_debug_exception_return.
24134 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24135 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24137 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24138 (mips_print_operand): Process COP0 registers to print $0 .. $31
24139 correctly for GAS to process.
24140 (mips_interrupt_extra_call_saved_reg_p): New function.
24141 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24143 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24144 (mips_compute_frame_info): Add supports for interrupt context that
24145 includes doubleword accumulators and COP0 registers.
24146 (mips_for_each_saved_acc): New function.
24147 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24148 mips_for_each_saved_reg.
24149 (mips_save_reg): Save accumulators.
24150 (mips_kernel_reg_p): A new for_each_rtx callback.
24151 (mips_expand_prologue): Support interrupt handlers.
24152 (mips_restore_reg): Restore accumulators.
24153 (mips_expand_epilogue): Support interrupt handlers.
24154 (mips_can_use_return_insn): Return false for interrupt handlers.
24155 (mips_epilogue_uses): New function.
24156 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24157 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24158 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24159 cop0_move): New instructions.
24160 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24161 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24163 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24165 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24166 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24167 interrupt handlers, we use K0 as the temporary register.
24168 (EPILOGUE_USES): Change to a function call.
24169 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24170 handlers, we use K0 as the temporary register.
24172 * doc/extend.texi (Function Attributes): Document interrupt,
24173 use_shadow_register_set, keep_interrupts_masked,
24174 use_debug_exception_return for MIPS attributes.
24176 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24178 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24179 Remove a number of t-files from tmake_file.
24180 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24181 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24182 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24183 target_prototype, not TARGET_PROTOTYPE.
24184 (LINK_OS_GNU_SPEC): Define.
24185 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24186 and darwin-ldoubdle.c.
24188 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24191 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24192 (cpp_options): Ditto.
24193 (default_compilers): Ditto.
24194 (display_help): Ditto.
24195 (process_command): Ditto.
24196 (do_spec_1): Ditto.
24197 (set_input): Use lbasename instead of duplicate code.
24198 (save_temps_prefix): New static for -save-temps=obj.
24199 (save_temps_length): Ditto.
24201 * doc/invoke.texi (-save-temps=obj): Document new variant to
24202 -save-temps switch.
24204 2009-04-02 Jeff Law <law@redhat.com>
24206 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24209 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24211 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24212 * configure: Regenerated.
24214 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24216 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24217 share the argument list.
24219 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24223 2009-02-12 Diego Novillo <dnovillo@google.com>
24225 * varpool.c (debug_varpool): New.
24226 * cgraph.h (debug_varpool): Declare.
24228 2009-04-02 Jan Hubicka <jh@suse.cz>
24230 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24233 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24235 * config/i386/i386.c (ix86_abi): Move initialization to ...
24236 (override_options): Here.
24238 2009-04-02 Christian Bruel <christian.bruel@st.com>
24240 * config/sh/sh.c (sh_dwarf_register_span): New function.
24241 (TARGET_DWARF_REGISTER_SPAN): Define.
24242 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24244 2009-04-02 Ira Rosen <irar@il.ibm.com>
24246 PR tree-optimization/39595
24247 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24248 interleaved loads group is not greater than the SLP group size.
24250 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24252 * builtins.c (is_builtin_name): New.
24253 (called_as_built_in): Use is_builtin_name.
24254 * tree.h (is_builtin_name): New.
24255 * varasm.c (incorporeal_function_p): Use is_builtin_name
24257 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24259 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24261 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24264 * c-decl.c (clone_underlying_type): Move this ...
24265 * c-common.c (set_underlying_type): ... here.
24266 Also, make sure the function properly sets TYPE_STUB_DECL() on
24267 the newly created typedef variant type.
24268 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24269 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24272 2009-04-02 Richard Guenther <rguenther@suse.de>
24274 PR tree-optimization/37221
24275 * tree-flow.h (degenerate_phi_result): Declare.
24276 * tree-ssa-dom.c (degenerate_phi_result): Export.
24277 * tree-scalar-evolution.c (analyze_initial_condition): If
24278 the initial condition is defined by a degenerate PHI node
24279 use the degenerate value.
24281 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24283 PR rtl-optimization/39588
24284 * combine.c (merge_outer_ops): Do not set the constant when this
24286 (simplify_shift_const_1): Do not modify it either in this case.
24288 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24290 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24291 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24293 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24296 * c-lex.c (interpret_float): Default (no suffix) is double.
24298 2009-04-1 Xinliang David Li <davidxl@google.com>
24300 * config/i386/i386.c (legitimate_constant_p): Recognize
24301 all one vector constant.
24303 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24305 * config/vax/vax.c: Add #includes to silence warnings.
24306 Change #include order to silence two warnings.
24308 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24310 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24311 (ASM_SPEC): Pass -k to the assembler for PIC code.
24313 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24315 * config.gcc: Add vax-*-linux* to the switch.
24316 * config/vax/linux.h: New file. (TARGET_VERSION,
24317 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24319 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24321 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24322 Use predicate macros instead of GET_CODE() == foo.
24323 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24324 ashlsi3, rotrsi3, <unnamed>): Likewise.
24326 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24328 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24329 jbbccihi, jbbccisi): Remova trailing whitespace.
24330 * config/vax/constraints.md: Likewise.
24331 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24332 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24333 * config/vax/predicates.md: Likewise.
24334 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24335 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24336 * config/vax/vax.h: Likewise.
24337 * config/vax/vax.md (nonlocal_goto): Likewise.
24339 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24341 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24342 (indirectable_address_p, adjacent_operands_p): Add spaces around
24344 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24346 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24348 * config/vax/vax.c (legitimate_constant_address_p,
24349 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24350 index_term_p, reg_plus_index_p, legitimate_address_p,
24351 vax_mode_dependent_address_p): Update comments to match functions
24352 modified by the recent int->bool conversion.
24354 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24356 * config/vax/builtins.md: Update copyright message.
24357 * config/vax/constraints.md: Likewise.
24358 * config/vax/netbsd-elf.h: Likewise.
24359 * config/vax/predicates.md: Likewise.
24360 * config/vax/vax-protos.h: Likewise.
24361 * config/vax/vax.c: Likewise.
24362 * config/vax/vax.h: Likewise.
24363 * config/vax/vax.md: Likewise.
24364 * config/vax/vax.opt: Likewise.
24366 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24368 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24369 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24370 * config/vax/constraints.md (B, R): Likewise.
24371 * config/vax/predicates.md (external_memory_operand,
24372 nonimmediate_addsub_di_operand): Likewise.
24373 * config/vax/vax.c (vax_output_int_add): Likewise.
24374 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24375 untyped_call): Likewise.
24377 2009-04-01 Matt Thomas <matt@3am-software.com>
24379 * config/vax/predicates.md: New file.
24380 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24381 external_const_operand, nonsymbolic_operand, external_memory_operand,
24382 indirect_memory_operand, indexed_memory_operand,
24383 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24384 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24386 * config/vax/constraints.md: New file.
24387 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24389 * config/vax/builtins.md: New file.
24390 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24391 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24393 * config/vax/vax.opt (mqmath): Add option.
24394 * config/vax/vax.md (isfx): Extend with DI.
24395 (VAXintQH, VAXintQHSD): Define.
24396 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24397 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24398 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24399 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24400 (movdi): Update constraints and use vax_output_int_move().
24401 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24402 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24403 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24404 nonlocal_goto): New.
24405 (mov<mode>): Extend accepted operand types.
24406 (subdi3_old): Rename from subdi3, change update constraints and use
24407 a new implementation.
24408 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24409 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24410 MOVE_RATIO, CLEAR_RATIO): Define.
24411 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24412 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24413 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24414 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24415 (split_quadword_operands): Make static and really allow variable
24417 (print_operand_address): Update for PIC generation.
24418 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24419 indexable_address_p, fixup_mathdi_operand,
24420 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24421 (vax_float_literal, legitimate_constant_p,
24422 indirectable_constant_address_p, index_term_p,
24423 reg_plus_index_p): Return bool instead of int.
24424 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24426 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24428 (vax_output_conditional_branch): Indent.
24429 (legitimate_constant_address_p, indirectable_constant_address_p,
24430 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24431 vax_mode_dependent_address_p): Return bool instead of int, update for
24433 * config/vax/vax-protos.h (legitimate_constant_address_p,
24434 legitimate_constant_p, legitimate_address_p,
24435 vax_mode_dependent_address_p): Change declaration to bool.
24436 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24437 vax_expand_addsub_di_operands, vax_output_int_subtract,
24438 vax_output_movmemsi): Declare.
24439 (split_quadword_operands, vax_float_literal): Delete declaration.
24440 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24441 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24442 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24443 ASM_OUTPUT_DWARF_PCREL): Define.
24444 (ASM_SPEC): Change definition to allow PIC generation.
24446 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24448 * doc/sourcebuild.texi: Update front-end requirements.
24450 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24453 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24454 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24455 (booldi3_internal3): Use boolean_or_operator instead of
24458 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24461 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24462 declarator whose size is not an integer constant expression but
24463 folds to an integer constant, then treat it as a constant
24466 2009-04-01 Richard Guenther <rguenther@suse.de>
24468 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24469 i * 4 + 2 to (i * 2 + 1) * 2.
24471 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24474 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24475 return if c_parser_asm_string_literal returned NULL.
24477 2009-04-01 Nick Clifton <nickc@redhat.com>
24479 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24481 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24482 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24483 other typedefs to avoid conflicts with libgcc2.c. Define labels
24484 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24486 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24487 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24490 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24492 * varasm.c (default_function_rodata_section): Declare DOT as
24495 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24496 Andrey Galkin <agalkin@hypercom.com>
24499 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24500 Make object_name unique for each process.
24502 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24505 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24506 addressable variables in the parallel that could go out of scope while
24507 running queued tasks.
24509 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24511 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24512 (CASE_VALUES_THRESHOLD): Redefine.
24513 * config/avr/avr.c (avr_override_options): Remove initialization of
24514 avr_case_values_threshold variable.
24515 (avr_case_values_threshold): Remove variable. Add new function.
24516 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24517 * config/avr/avr.opt (mno-tablejump): Remove option.
24518 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24520 2009-04-01 DJ Delorie <dj@redhat.com>
24522 * varasm.c (default_function_rodata_section): Don't assume
24523 anything about where the first '.' in the section name is.
24525 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24527 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24528 rs6000_emit_stack_tie.
24530 2009-03-31 Ian Lance Taylor <iant@google.com>
24532 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24533 gimple_code with GIMPLE_RESX, not RESX.
24535 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24537 * c-common.c (c_get_ident): New.
24538 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24540 2009-04-01 Ben Elliston <bje@au.ibm.com>
24542 * config/rs6000/sysv4.opt (msdata): Improve option description.
24544 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24546 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24547 (divdf3_internal_lat): Remove.
24548 (divxf3_internal_lat): Remove.
24549 (divxf3_internal_thr): Remove.
24550 (divxf): Use divxf3_internal.
24551 * config/ia64/div.md (divsf3_internal_lat): New.
24552 (divdf3_internal_lat): New.
24553 (divxf3_internal): New.
24555 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24558 * Makefile.in (USE_GCC_STDINT): Define.
24559 (stmp-int-hdrs): Install stdint.h if applicable.
24560 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24562 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24563 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24564 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24565 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24566 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24567 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24568 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24569 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24570 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24571 (c_common_nodes_and_builtins): Initialize
24572 underlying_wchar_type_node. Do not initialize
24573 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24574 nodes for new types.
24575 (c_stddef_cpp_builtins): Define macros for new types.
24576 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24578 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24579 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24580 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24581 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24582 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24583 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24584 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24585 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24586 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24587 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24588 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24589 int16_type_node, int32_type_node, int64_type_node,
24590 uint8_type_node, uint16_type_node, c_uint32_type_node,
24591 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24592 int_least32_type_node, int_least64_type_node,
24593 uint_least8_type_node, uint_least16_type_node,
24594 uint_least32_type_node, uint_least64_type_node,
24595 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24596 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24597 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24598 uintptr_type_node): Define.
24599 * c-cppbuiltin.c (builtin_define_constants,
24600 builtin_define_type_minmax): New.
24601 (builtin_define_stdint_macros): Define more macros.
24602 (c_cpp_builtins): Define more limit macros.
24603 (type_suffix): New.
24604 (builtin_define_type_max): Define in terms of
24605 builtin_define_type_minmax. Remove is_long parameter. All
24607 * config.gcc (use_gcc_stdint): Define.
24608 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24609 Add newlib-stdint.h for generic targets.
24610 * config/glibc-stdint.h, config/newlib-stdint.h,
24611 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24612 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24613 * config/score/score.h (UINTPTR_TYPE): Define.
24614 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24615 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24616 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24617 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24618 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24619 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24620 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24621 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24622 * config/spu/spu.h (STDINT_LONG32): Define.
24623 * configure.ac (use_gcc_stdint): Substitute.
24624 * configure: Regenerate.
24625 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24626 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24627 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24628 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24629 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24630 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24631 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24632 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24633 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24634 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24635 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24636 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24637 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24638 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24639 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24640 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24641 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24642 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24643 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24644 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24645 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24646 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24647 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24648 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24649 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24650 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24651 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24652 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24653 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24655 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24657 * loop-iv.c (suitable_set_for_replacement): Renamed from
24658 simplify_using_assignment; changed to return bool and to accept new
24659 args DEST and SRC. Return true iff we find a source/destination pair
24660 that can be used to make a replacement, and fill SRC and DEST if so.
24661 Remove arg ALTERED. Don't deal with altered regs here. All callers
24663 (simplify_using_initial_values): Deal with altered regs here and track
24664 more precisely the effect they have on the validity of our expression.
24666 * loop-iv.c (simplify_using_condition): A condition of the form
24667 (EQ REG CONST) can be used to simply make a substitution.
24668 (simplify_using_initial_values): Keep track of conditions we have seen
24669 and keep using them to simplify new expressions, while applying the
24670 same substitutions to them as to the expression.
24672 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24673 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24676 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24677 changed. Use this when trying to improve the upper bound.
24678 Generate the comparison by using simplify_gen_relational.
24680 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24682 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24684 (simplify_using_assignment, simplify_using_initial_values): Call
24685 replace_in_expr to make replacements. Call replace_single_def_regs
24686 once on the initial version of the expression.
24688 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24691 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24693 2009-03-31 Richard Guenther <rguenther@suse.de>
24695 PR middle-end/31029
24696 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24697 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24699 2009-03-31 Richard Guenther <rguenther@suse.de>
24701 * tree.h (div_if_zero_remainder): Declare.
24702 * fold-const.c (div_if_zero_remainder): Export.
24703 * tree-ssa-forwprop.c
24704 (forward_propagate_addr_into_variable_array_index): Handle
24705 constant array index addition outside of the variable index.
24707 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24710 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24711 define_splits, floatunssi<mode>2): Require x87 conversions from
24712 DImode to be permitted.
24714 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24716 PR preprocessor/15638
24717 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24719 2009-03-31 Richard Guenther <rguenther@suse.de>
24721 PR middle-end/23401
24722 PR middle-end/27810
24723 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24724 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24725 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24726 a separate statement.
24727 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24728 (lookup_tmp_var): Likewise.
24729 (is_gimple_formal_tmp_or_call_rhs): Remove.
24730 (is_gimple_reg_or_call_rhs): Rename to ...
24731 (is_gimple_reg_rhs_or_call): ... this.
24732 (is_gimple_mem_or_call_rhs): Rename to ...
24733 (is_gimple_mem_rhs_or_call): ... this.
24734 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24735 DECL_GIMPLE_REG_P only if is_formal is true.
24736 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24737 for non-proper post-modify expression gimplification.
24738 (gimplify_self_mod_expr): For post-modify expressions gimplify
24739 the lvalue to a minimal lvalue.
24740 (rhs_predicate_for): Remove formal temp case.
24741 (gimplify_modify_expr_rhs): Likewise.
24742 (gimplify_addr_expr): Use is_gimple_reg.
24743 (gimplify_expr): Remove formal temp cases.
24744 (gimple_regimplify_operands): Likewise.
24745 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24746 and FILTER_EXPR like constants.
24747 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24749 (is_gimple_formal_tmp_rhs): Remove.
24750 (is_gimple_reg_rhs): Remove special casing.
24751 (is_gimple_mem_rhs): Fix.
24752 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24753 (is_gimple_formal_tmp_var): Remove.
24754 (is_gimple_formal_tmp_reg): Likewise.
24755 (is_gimple_min_lval): Allow invariant component ref parts.
24756 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24757 is_gimple_formal_tmp_reg): Remove declarations.
24758 * tree-cfg.c (verify_expr): Verify that variables with address
24759 taken do not have DECL_GIMPLE_REG_P set.
24760 * tree-mudflap.c (mf_build_check_statement_for): Use
24761 force_gimple_operand instead of gimplify_expr.
24763 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24765 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24766 schedulable rows to compute_split_row.
24768 2009-03-31 Ben Elliston <bje@au.ibm.com>
24771 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24774 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24776 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24777 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24778 * configure: Regenerate.
24779 * config.in: Regenerate.
24780 * config/rs6000/rs6000.opt (mtls-markers): Add.
24781 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24782 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24783 (tls_ld_aix, tls_ld_sysv): Likewise.
24784 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24785 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24787 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24789 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24791 2009-03-30 Jan Hubicka <jh@suse.cz>
24793 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24795 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24796 detection and label handling.
24798 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24800 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24801 left_conflicts_size.
24802 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24803 ALLOCNO_LEFT_CONFLICTS_SIZE.
24805 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24806 remove_allocno_from_bucket_and_push,
24807 allocno_spill_priority_compare, push_allocnos_to_stack,
24808 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24809 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24810 (setup_allocno_left_conflicts_num): Ditto. Rename to
24811 setup_allocno_left_conflicts_size.
24812 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24813 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24814 setup_allocno_left_conflicts_size instead of
24815 setup_allocno_left_conflicts_num.
24817 * ira-build.c (ira_create_allocno): Use
24818 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24819 ALLOCNO_LEFT_CONFLICTS_NUM.
24821 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24823 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24824 instead of DF_LR_OUT.
24826 * ira-lives.c (process_bb_node_lives): Ditto.
24828 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24829 instead of DF_LR_{OUT,IN}.
24831 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24833 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24835 2009-03-30 Jan Hubicka <jh@suse.cz>
24837 * except.c (label_to_region_map): Fix thinko.
24839 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24841 PR middle-end/38237
24842 * tree.h (tree_find_value): New declaration.
24843 * tree.c (tree_find_value): New function.
24844 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24846 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24849 * c-decl.c (struct c_binding): Add locus field.
24850 (bind): Add locus argument, set locus field from it.
24851 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24852 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24853 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24854 implicitly_declare, undeclared_variable, lookup_label,
24855 declare_label, c_make_fname_decl, c_builtin_function,
24856 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24859 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24862 * config/i386/i386.c (classify_argument): Check total size of
24865 2009-03-30 Martin Jambor <mjambor@suse.cz>
24867 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24868 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24869 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24872 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24873 seen_variable_array_ref while also traversing a union.
24875 * tree-inline.c (optimize_inline_calls): Do not call
24876 cgraph_node_remove_callees.
24877 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24878 (pass_remove_cgraph_callee_edges): New variable.
24879 * passes.c (init_optimization_passes): Add
24880 pass_remove_cgraph_callee_edges after early inlining and before all
24881 late intraprocedural passes.
24883 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24885 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24887 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24888 Fix typos in names.
24890 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24892 * combine.c (simplify_comparison): Use have_insn_for.
24893 * dojump.c (do_jump): Likewise.
24895 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24897 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24898 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24899 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24900 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24901 instead of sparc_compare_emitted.
24902 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24903 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24904 instead of sparc_compare_emitted.
24906 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24908 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24909 enter/exit cfglayout mode.
24910 (pass_partition_block): Require it.
24911 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24912 (combine_instructions): Track basic blocks instead of labels.
24913 (update_cfg_for_uncondjump): New.
24914 (try_combine): Use it. Update jumps after rescanning.
24915 (pass_combine): Require PROP_cfglayout.
24916 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24918 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24920 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24921 Provide/destroy PROP_cfglayout respectively.
24922 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24923 * tree-pass.h (PROP_cfglayout): New.
24925 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24927 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24928 fold_convert_const_fixed_from_fixed,
24929 fold_convert_const_fixed_from_int,
24930 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24931 set TREE_CONSTANT_OVERFLOW.
24932 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24933 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24935 2009-03-30 Ira Rosen <irar@il.ibm.com>
24937 * tree-vect-loop-manip.c: New file.
24938 * tree-vectorizer.c: Update documentation and included files.
24939 (vect_loop_location): Make extern.
24940 (rename_use_op): Move to tree-vect-loop-manip.c
24941 (rename_variables_in_bb, rename_variables_in_loop,
24942 slpeel_update_phis_for_duplicate_loop,
24943 slpeel_update_phi_nodes_for_guard1,
24944 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24945 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24946 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24947 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24948 find_loop_location): Likewise.
24949 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24950 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24951 get_vectype_for_scalar_type, vect_is_simple_use,
24952 supportable_widening_operation, supportable_narrowing_operation):
24954 (bb_in_loop_p): Move to tree-vect-loop.c.
24955 (new_loop_vec_info, destroy_loop_vec_info,
24956 reduction_code_for_scalar_code, report_vect_op,
24957 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24958 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24959 (vect_supportable_dr_alignment): Likewise.
24960 * tree-vectorizer.h (tree-data-ref.h): Include.
24961 (vect_loop_location): Declare.
24962 Reorganize function declarations according to the new file structure.
24963 * tree-vect-loop.c: New file.
24964 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24965 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24966 * tree-vect-data-refs.c: New file.
24967 * tree-vect-patterns.c (timevar.h): Don't include.
24968 * tree-vect-stmts.c: New file.
24969 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24970 tree-vect-slp.c, tree-vect-loop.c.
24971 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24972 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24973 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24974 (tree-vect-analyze.o): Remove.
24975 (tree-vect-transform.o): Likewise.
24976 (tree-vect-data-refs.o): Add rule.
24977 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24978 tree-vect-slp.o): Likewise.
24979 (tree-vect-patterns.o): Remove redundant dependencies.
24980 (tree-vectorizer.o): Likewise.
24981 * tree-vect-slp.c: New file.
24983 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24985 * optc-gen.awk: Warn if an option flag has multiple different
24988 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24990 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24991 -floop-block): Document dependences on PPL, CLooG and Graphite.
24993 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24995 PR rtl-optimization/323
24996 * c-common.c (c_fully_fold, convert_and_check,
24997 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24998 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24999 * c-common.def (EXCESS_PRECISION_EXPR): New.
25000 * c-cppbuiltin.c (builtin_define_float_constants): Define
25001 constants with enough digits for long double.
25002 * c-lex.c (interpret_float): Interpret constant with excess
25003 precision where appropriate.
25004 * c-opts.c (c_common_post_options): Set
25005 flag_excess_precision_cmdline. Give an error for
25006 -fexcess-precision=standard for C++ for processors where the
25007 option is significant.
25008 * c-parser.c (c_parser_conditional_expression): Handle excess
25009 precision in condition.
25010 * c-typeck.c (convert_arguments): Handle arguments with excess
25012 (build_unary_op): Move excess precision outside operation.
25013 (build_conditional_expr): Likewise.
25014 (build_compound_expr): Likewise.
25015 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25016 (build_modify_expr): Handle excess precision in RHS.
25017 (convert_for_assignment): Handle excess precision in converted
25019 (digest_init, output_init_element, process_init_element): Handle
25020 excess precision in initializer.
25021 (c_finish_return): Handle excess precision in return value.
25022 (build_binary_op): Handle excess precision in operands and add
25023 excess precision as needed for operation.
25024 * common.opt (-fexcess-precision=): New option.
25025 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25026 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25027 For standard excess precision, output explicit conversion to and
25028 truncation from XFmode.
25029 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25030 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25031 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25032 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25033 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25034 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25035 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25036 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25037 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25038 define_splits, sqrt<mode>2): Disable where appropriate for
25039 standard excess precision.
25040 * convert.c (convert_to_real): Do not shorten arithmetic to type
25041 for which excess precision would be used.
25042 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25043 * doc/invoke.texi (-fexcess-precision=): Document option.
25044 (-mfpmath=): Correct index entry.
25045 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25046 flag_excess_precision): New.
25047 * langhooks.c (lhd_post_options): Set
25048 flag_excess_precision_cmdline.
25049 * opts.c (common_handle_option): Handle -fexcess-precision=.
25050 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25051 init_excess_precision): New.
25052 (lang_dependent_init_target): Call init_excess_precision.
25053 * tree.c (excess_precision_type): New.
25054 * tree.h (excess_precision_type): Declare.
25056 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25059 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25060 non-lvalue to component.
25062 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25064 PR preprocessor/34695
25065 * Makefile.in (c-opts.o): Depend on c-tree.h.
25066 * c-common.c: Move down include of diagnostic.h.
25067 (done_lexing, c_cpp_error): New.
25068 * c-common.h (done_lexing): Declare.
25069 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25071 * c-opts.c: Include c-tree.h.
25072 (c_common_init_options): Set preprocessor error callback.
25073 (c_common_handle_option): Do not set preprocessor
25074 inhibit_warnings, warnings_are_errors, warn_system_headers,
25075 pedantic_errors or inhibit_warnings flags.
25076 (c_common_post_options): Do not check cpp_errors (parse_in).
25077 (c_common_finish): Do not output dependencies if there were
25078 errors. Do not check return value of cpp_finish.
25079 * c-ppoutput.c (pp_file_change): Set input_location.
25080 * c-tree.h (c_cpp_error): Declare.
25081 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25083 (diagnostic_build_prefix): Check override_column.
25084 * diagnostic.h (diagnostic_info): Add override_column field.
25085 (diagnostic_override_column): Define.
25087 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25089 * c-common.c (c_expand_expr, c_staticp): Remove.
25090 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25091 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25092 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25093 * c-gimplify.c (gimplify_compound_literal_expr,
25094 optimize_compound_literals_in_ctor): Remove.
25095 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25096 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25097 * c-semantics.c (emit_local_var): Remove.
25099 * langhooks-def.h (lhd_expand_expr): Remove.
25100 * langhooks.c (lhd_expand_expr): Remove.
25101 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25103 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25104 handling from c-semantics.c; don't call into langhook.
25105 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25106 * gimplify.c (gimplify_compound_literal_expr,
25107 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25108 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25109 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25110 as was done in c-gimplify.c.
25111 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25112 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25113 Move from c-common.h.
25114 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25116 * tree.c (staticp): Do not call langhook.
25117 * langhooks.c (lhd_staticp): Delete.
25118 * langhooks-def.h (lhd_staticp): Delete prototype.
25119 (LANG_HOOKS_STATICP): Delete.
25120 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25122 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25123 instead of DECL_STMTs.
25125 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25133 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25135 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25136 contained expression.
25137 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25138 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25139 conditional expressions for C.
25140 (decl_constant_value_for_optimization): Move from
25141 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25142 whether optimizing and that the expression is a VAR_DECL not of
25143 array type instead of doing such checks in the caller. Do not
25144 check pedantic. Call gcc_unreachable for C++.
25145 * c-common.def (C_MAYBE_CONST_EXPR): New.
25146 * c-common.h (c_fully_fold, c_save_expr,
25147 decl_constant_value_for_optimization): New prototypes.
25148 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25149 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25150 EXPR_INT_CONST_OPERANDS): Define.
25151 * c-convert.c (convert): Strip nops from expression.
25152 * c-decl.c (groktypename): Take extra parameters expr and
25153 expr_const_operands. Update call to grokdeclarator.
25154 (start_decl): Update call to grokdeclarator. Add statement for
25155 expressions used in type of decl.
25156 (grokparm): Update call to grokdeclarator.
25157 (push_parm_decl): Update call to grokdeclarator.
25158 (build_compound_literal): Add parameter non_const and build a
25159 C_MAYBE_COSNT_EXPR if applicable.
25160 (grokdeclarator): Take extra parameters expr and
25161 expr_const_operands. Track expressions used in declaration
25162 specifiers and declarators. Fold array sizes and track whether
25163 they are constant expressions and whether they are integer
25164 constant expressions.
25165 (parser_xref_tag): Set expr and expr_const_operands fields in
25167 (grokfield): Update call to grokdeclarator.
25168 (start_function): Update call to grokdeclarator.
25169 (build_null_declspecs): Set expr and expr_const_operands fields in
25171 (declspecs_add_type): Handle expressions in typeof specifiers.
25172 * c-parser.c (c_parser_declspecs): Set expr and
25173 expr_const_operands fields for declaration specifiers.
25174 (c_parser_enum_specifier): Likewise.
25175 (c_parser_struct_or_union_specifier): Likewise.
25176 (c_parser_typeof_specifier): Likewise. Update call to
25177 groktypename. Fold expression as needed. Return expressions with
25178 type instead of adding statements.
25179 (c_parser_attributes): Update calls to c_parser_expr_list.
25180 (c_parser_statement_after_labels): Fold expression before passing
25181 to objc_build_throw_stmt.
25182 (c_parser_condition): Fold expression.
25183 (c_parser_asm_operands): Fold expression.
25184 (c_parser_conditional_expression): Use c_save_expr. Update call
25185 to build_conditional_expr.
25186 (c_parser_alignof_expression): Update call to groktypename.
25187 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25188 original_code. Fold expression argument of va_arg. Create
25189 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25190 argument to va_arg. Update calls to groktypename. Fold array
25191 index for offsetof. Verify that first argument to
25192 __builtin_choose_expr has integer type.
25193 (c_parser_postfix_expression_after_paren_type): Update calls to
25194 groktypename and build_compound_literal. Handle expressions with
25195 side effects in type name.
25196 (c_parser_postfix_expression_after_primary): Update call to
25197 c_parser_expr_list. Set original_code for calls to
25198 __builtin_constant_p.
25199 (c_parser_expr_list): Take extra parameter fold_p. Fold
25200 expressions if requested.
25201 (c_parser_objc_type_name): Update call to groktypename.
25202 (c_parser_objc_synchronized_statement): Fold expression.
25203 (c_parser_objc_receiver): Fold expression.
25204 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25205 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25206 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25207 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25208 (struct c_typespec): Add elements expr and expr_const_operands.
25209 (struct c_declspecs): Add elements expr and expr_const_operands.
25210 (groktypename, build_conditional_expr, build_compound_literal):
25212 (in_late_binary_op): Declare.
25213 * c-typeck.c (note_integer_operands): New function.
25214 (in_late_binary_op): New variable.
25215 (decl_constant_value_for_broken_optimization): Move to c-common.c
25216 and rename to decl_constant_value_for_optimization.
25217 (default_function_array_conversion): Do not strip nops.
25218 (default_conversion): Do not call
25219 decl_constant_value_for_broken_optimization.
25220 (build_array_ref): Do not fold result.
25221 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25222 result when operand is a VLA.
25223 (c_expr_sizeof_type): Update call to groktypename. Handle
25224 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25225 result when operand names a VLA type.
25226 (build_function_call): Update call to build_compound_literal.
25227 Only fold result for calls to __builtin_* functions. Strip
25228 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25229 the function designator.
25230 (convert_arguments): Fold arguments. Update call to
25231 convert_for_assignment.
25232 (build_unary_op): Handle increment and decrement of
25233 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25234 decrement earlier. Fold operand of increment and decrement.
25235 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25236 built for integer operand. Wrap returns that are INTEGER_CSTs
25237 without being integer constant expressions or that have integer
25238 constant operands without being INTEGER_CSTs.
25239 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25240 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25241 result is an integer constant expression or can be used in
25242 unevaluated parts of one and avoid folding and wrap as
25243 appropriate. Fold operands before possibly doing -Wsign-compare
25245 (build_compound_expr): Wrap result for C99 if operands can be used
25246 in integer constant expressions.
25247 (build_c_cast): Update call to digest_init. Do not ignore
25248 overflow from casting floating-point constants to integers. Wrap
25249 results that could be confused with integer constant expressions,
25250 null pointer constants or floating-point constants.
25251 (c_cast_expr): Update call to groktypename. Handle expressions
25252 included in type name.
25253 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25254 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25255 Update calls to convert_for_assignment.
25256 (convert_for_assignment): Take new parameter
25257 null_pointer_constant. Do not strip nops or call
25258 decl_constant_value_for_broken_optimization. Set
25259 in_late_binary_op for conversions to boolean.
25260 (store_init_value): Update call to digest_init.
25261 (digest_init): Take new parameter null_pointer_constant. Do not
25262 call decl_constant_value_for_broken_optimization. pedwarn for
25263 initializers not constant expressions. Update calls to
25264 convert_for_assignment.
25265 (constructor_nonconst): New.
25266 (struct constructor_stack): Add nonconst element.
25267 (really_start_incremental_init, push_init_level, pop_init_level):
25268 Handle constructor_nonconst and nonconst element.
25269 (set_init_index): Call constant_expression_warning for array
25271 (output_init_element): Fold value. Set constructor_nonconst as
25272 applicable. pedwarn for initializers not constant expressions.
25273 Update call to digest_init. Call constant_expression_warning
25274 where constant initializers are required.
25275 (process_init_element): Use c_save_expr.
25276 (c_finish_goto_ptr): Fold expression.
25277 (c_finish_return): Fold return value. Update call to
25278 convert_for_assignment.
25279 (c_start_case): Fold switch expression.
25280 (c_process_expr_stmt): Fold expression.
25281 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25282 ensure statement expression is not evaluated in constant expression.
25283 (build_binary_op): Track whether results are integer constant
25284 expressions or may occur in such, disable folding and wrap results
25285 as applicable. Fold operands for -Wsign-compare warnings unless
25287 (c_objc_common_truthvalue_conversion): Handle results folded to
25288 integer constants that are not integer constant expressions.
25289 * doc/extend.texi: Document when typeof operands are evaluated,
25290 that condition of __builtin_choose_expr is an integer constant
25291 expression, and more about use of __builtin_constant_p in
25294 2009-03-29 Richard Guenther <rguenther@suse.de>
25296 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25297 propagate addresses of array references.
25299 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25301 * regmove.c (perhaps_ends_bb_p): Remove.
25302 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25303 from INSN and check that the main loop stays within that basic block.
25304 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25305 (regmove_forward_pass): Split out from regmove_optimize. Use
25306 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25307 (regmove_backward_pass): Split out from regmove_optimize. Use
25308 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25309 (regmove_optimize): Simplify.
25311 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25314 * config/i386/i386.c (classify_argument): Ignore flexible array
25315 member in struct and warn ABI change.
25317 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25319 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25321 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25322 (ix86_adjust_cost): Updated.
25324 2009-03-29 Jan Hubicka <jh@suse.cz>
25326 PR middle-end/28850
25327 * tree-pass.h (pass_cleanup_eh): New function.
25328 (remove_unreachable_regions): Break code handling RTL
25329 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25330 that can not be reached by runtime.
25331 (can_be_reached_by_runtime): New function.
25332 (label_to_region_map): New function.
25333 (num_eh_regions): New function.
25334 (rtl_remove_unreachable_regions): New function.
25335 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25336 (remove_eh_region): New function.
25337 * except.h: Include sbitmap and vecprim.
25338 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25339 num_eh_regions): Declare.
25340 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25341 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25342 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25343 (tree_empty_eh_handler_p): New function.
25344 (cleanup_empty_eh): New function.
25345 (cleanup_eh): New function.
25346 (pass_cleanup_eh): New function.
25348 2009-03-29 Jan Hubicka <jh@suse.cz>
25350 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25351 for removed regions.
25353 2009-03-29 Jan Hubicka <jh@suse.cz>
25355 * except.c (dump_eh_tree): Dump all datastructures.
25357 2009-03-29 Jan Hubicka <jh@suse.cz>
25359 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25360 (duplicate_eh_regions_1): Likewise.
25361 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25362 vector; call EH verification.
25363 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25364 Be ready for region being removed.
25366 2009-03-29 Jan Hubicka <jh@suse.cz>
25368 * bitmap.c (bitmap_last_set_bit): New function.
25369 * bitmap.h (bitmap_last_set_bit): Declare.
25371 2009-03-29 David Ayers <ayers@fsfe.org>
25374 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25375 by calling objc_compare_types and surpress warnings about
25376 incompatible C pointers that are compatible ObjC pointers.
25378 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25380 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25381 call initialize_inline_failed.
25382 (initialize_inline_failed): Move it from here ...
25383 * cgraph.c (initialize_inline_failed): ... to here.
25384 (cgraph_create_edge): Call initialize_inline_failed rather than
25385 setting inline_failed directly.
25387 2009-03-29 Ben Elliston <bje@au.ibm.com>
25390 * sysv4.opt (msdata): Improve comment.
25391 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25392 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25394 2009-03-29 Ben Elliston <bje@au.ibm.com>
25397 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25398 load and store attributes.
25400 2009-03-29 Ben Elliston <bje@au.ibm.com>
25402 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25403 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25404 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25405 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25406 __builtin_infq and __builtin_huge_valq.
25408 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25410 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25412 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25413 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25415 2009-03-28 Xinliang David Li <davidxl@google.com>
25417 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25418 (do_dbg_cnt): New function.
25420 2009-03-28 Jan Hubicka <jh@suse.cz>
25422 Merge from pretty-ipa:
25424 2009-03-27 Jan Hubicka <jh@suse.cz>
25426 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25427 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25428 * passes.c (function_called_by_processed_nodes_p): New.
25429 * ipa-pure-const.c (check_call): Fix handling of operands.
25430 (analyze_function): Dump debug output for skipped bodies.
25431 (local_pure_const): Use function_called_by_processed_nodes_p.
25432 * dwarf2out.c (reference_to_unused): Use output.
25433 * passes.c (do_per_function_toporder): Likewise.
25435 2008-11-12 Jan Hubicka <jh@suse.cz>
25437 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25438 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25439 state_set_in_source enum
25440 (check_decl): Ignore memory tags; do not set fake looping flags;
25442 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25443 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25444 (check_call, analyze_function): Rewrite.
25446 (add_new_function): Update call of analyze_function.
25447 (generate_summary): Add call of analyze_function.
25448 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25449 (local_pure_const): New function.
25450 (pass_local_pure_const): New pass.
25451 * ipa-inline.c (inline_transform): Set after_inlining.
25452 * tree-eh.c (stmt_can_throw_external): New.
25453 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25454 work with aliasing built.
25455 * tree-flow.h (stmt_can_throw_external): New.
25456 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25457 and local pure/const pass in early and late optimization queue.
25459 2009-03-28 Martin Jambor <mjambor@suse.cz>
25461 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25463 (fold_binary): Allow function decl aligment consideration is the
25464 second argument is integer constant one.
25465 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25466 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25467 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25469 2009-03-28 Jan Hubicka <jh@suse.cz>
25471 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25472 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25473 * function.h (rtl_data): Add nothrow flag.
25474 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25475 set DECL_NOTHROW for AVAILABLE functions.
25477 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25479 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25480 following vector keyword has expansion starting with pixel or bool
25481 keyword, expand vector to __vector and pixel or bool to __pixel or
25485 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25486 warn_if_disallowed_function_p): Removed.
25487 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25488 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25489 warning_if_disallowed_function_p.
25490 * flags.h (warn_if_disallowed_function_p,
25491 warn_disallowed_functions): Removed.
25492 * common.opt (Wdisallowed-function-list=): Removed.
25493 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25495 2009-03-28 Richard Guenther <rguenther@suse.de>
25497 PR tree-optimization/38723
25498 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25501 2009-03-28 Jan Hubicka <jh@suse.cz>
25503 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25504 test introduced by my previous patch.
25506 2009-03-28 Richard Guenther <rguenther@suse.de>
25508 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25509 the PHIs value undefined.
25511 2009-03-28 Jan Hubicka <jh@suse.cz>
25513 * tree-pass.h (pass_fixup_cfg): New pass.
25514 * ipa-inline.c (inline_transform): Set
25515 always_inline_functions_inlined/after_inlining.
25516 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25517 (pass_fixup_cfg): New pass.
25518 * passes.c (init_optimization_passes): Add fixup_cfg.
25520 2009-03-28 Richard Guenther <rguenther@suse.de>
25522 PR tree-optimization/38458
25523 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25524 argument use the arguments copy-of value.
25526 2009-03-28 Richard Guenther <rguenther@suse.de>
25528 PR tree-optimization/38180
25529 * tree-ssa-ccp.c (get_default_value): Simplify.
25530 (likely_value): Likewise.
25531 (surely_varying_stmt_p): Properly handle VOP case.
25532 (ccp_initialize): Likewise.
25533 (ccp_fold): Handle propagating through *&.
25534 (fold_const_aggregate_ref): Also handle decls.
25536 2009-03-28 Jan Hubicka <jh@suse.cz>
25538 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25539 * cgraph.h (cgraph_node): Likewise.
25540 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25541 (cgraph_reset_node): Use process flag.
25542 (cgraph_mark_functions_to_output): Likewise.
25543 (cgraph_expand_function): Likewise.
25544 (cgraph_expand_all_functions): Likewise.
25545 (cgraph_output_in_order): Likewise.
25546 * dwarf2out.c (reference_to_unused): Likewise.
25547 * passes.c do_per_function_toporder): Likewise.
25549 2009-03-28 Jan Hubicka <jh@suse.cz>
25551 Bring from lto-branch:
25553 2008-09-03 Doug Kwan <dougkwan@google.com>
25555 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25556 enums instead of reason strings.
25557 * cgraph.c (cgraph_create_edge): Same.
25558 (cgraph_inline_failed_string): New function.
25559 * cgraph.h (cgraph_inline_failed_t): New enum type.
25560 (cgraph_inline_failed_string): New prototype.
25561 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25562 char pointer to cgraph_inline_failed_t.
25563 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25564 (cgraph_default_inline_p): Ditto.
25565 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25566 to cgraph_inline_failed_t pointer.
25567 * cif-code.def: New file.
25568 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25570 (cgraph_check_inline_limits): Change type of REASON to pointer to
25571 cgraph_inline_failed_t. Replace reason strings with enums.
25572 (cgraph_default_inline_p): Ditto.
25573 (cgraph_recursive_inlining_p): Ditto.
25574 (update_caller_keys): Change type of FAILED_REASON to
25575 cgraph_inline_failed_t.
25576 (cgraph_set_inline_failed): Change type of REASON to pointer to
25577 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25578 convert enums to strings for text output.
25579 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25580 to be of type cgraph_inline_failed_t. Replace reason strings with
25581 enums. Call cgraph_inline_failed_string to covert enums
25582 to strings for text output.
25583 (cgraph_decide_inlining): Replace reason strings with enums.
25584 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25585 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25587 * tree-inline.c (expand_call_inline): Change type of REASON
25588 to cgraph_inline_failed_t. Replace reason strings with enums.
25589 Call cgraph_inline_failed_string for text output.
25590 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25593 2009-03-28 Jan Hubicka <jh@suse.cz>
25595 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25596 cgraph_clone_node): Remove master clone handling.
25597 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25598 * cgraph.h (master_clone): Remove.
25599 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25600 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25601 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25603 2009-03-28 Jan Hubicka <jh@suse.cz>
25605 * cgraph.c (cgraph_function_body_availability): Functions declared
25606 inline are always safe to assume that it is not going to be replaced.
25608 2009-03-28 Richard Guenther <rguenther@suse.de>
25610 PR tree-optimization/38513
25611 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25612 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25613 EXC_PTR_EXPR and FILTER_EXPR.
25614 (get_ref_from_reference_ops): Likewise.
25616 2009-03-28 Richard Guenther <rguenther@suse.de>
25618 PR tree-optimization/38968
25619 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25620 Use FLOOR_MOD_EXPR to compute misalignment.
25622 2009-03-28 Richard Guenther <rguenther@suse.de>
25624 PR tree-optimization/37795
25625 * tree.h (combine_comparisons): Declare.
25626 * fold-const.c (combine_comparisons): Export.
25627 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25629 (ifcombine_iforif): Use combine_comparisons.
25631 2009-03-28 Jan Hubicka <jh@suse.cz>
25633 * tree-eh.c (inlinable_call_p): New function.
25634 (make_eh_edges): Use it.
25635 (verify_eh_edges): Use it.
25636 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25637 * except.c (reachable_next_level): Add inlinable_function argument
25638 (sjlj_find_directly_reachable_regions): Update.
25639 (add_reachable_handler): Do not set saw_any_handlers.
25640 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25641 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25642 Add new inlinable call parameter.
25643 (can_throw_internal, can_throw_external): Update.
25644 * except.h (can_throw_internal_1, can_throw_external_1,
25645 foreach_reachable_handler): Update declaration.
25647 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25649 * config/arm/t-arm-coff, config/h8300/coff.h,
25650 config/i386/i386-aout.h, config/i386/i386-coff.h,
25651 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25652 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25653 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25654 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25655 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25656 sys-types.h: Remove.
25657 * Makefile.in: Remove protoize and fixproto support and references
25659 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25660 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25662 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25663 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25664 unprotoize$(exeext).
25665 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25666 (.PHONY): Don't depend on proto.
25667 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25668 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25669 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25670 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25671 build/gen-protos.o, build/scan.o, xsys-protos.h,
25672 build/fix-header$(build_exeext), build/fix-header.o,
25673 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25674 stmp-install-fixproto): Remove.
25675 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25676 SYSCALLS.c or fixproto files.
25677 (install-common): Don't install protoize.
25678 (install-headers-tar, install-headers-cpio, install-headers-cp):
25679 Don't depend on $(STMP_FIXPROTO).
25680 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25681 install fixproto files or write out fixproto settings.
25682 (uninstall): Don't uninstall protoize.
25683 * config.gcc (use_fixproto): Remove.
25684 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25685 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25686 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25687 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25688 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25689 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25690 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25691 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25692 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25693 * config/t-vxworks (STMP_FIXPROTO): Remove.
25694 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25695 STMP_FIXPROTO): Remove.
25696 * config.in, configure: Regenerate.
25697 * crtstuff.c (gid_t, uid_t): Don't undefine.
25698 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25699 (arm-*-coff, arm-*-aout: Remove target entries.
25700 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25701 Remove mention of AIX 4.1.
25702 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25703 * doc/invoke.texi (Running Protoize): Remove.
25704 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25705 (Protoize Caveats): Remove.
25706 * tsystem.h: Update comments on headers assumed to exist.
25708 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25710 * genautomata.c: Add a new year to the copyright. Add a new
25712 (struct insn_reserv_decl): Add comments for member bypass_list.
25713 (find_bypass): Remove.
25714 (insert_bypass): New.
25715 (process_decls): Use insert_bypass.
25716 (output_internal_insn_latency_func): Output all bypasses with the
25717 same input insn in one switch case.
25719 * rtl.def (define_bypass): Describe bypass choice.
25720 * doc/md.texi (define_bypass): Ditto.
25722 2009-03-27 Richard Guenther <rguenther@suse.de>
25724 * gimplify.c (mark_addressable): Export.
25725 * tree-flow.h (mark_addressable): Declare.
25726 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25727 * tree-ssa.c (verify_phi_args): Verify that address taken
25728 variables have TREE_ADDRESSABLE set.
25730 2009-03-27 Richard Guenther <rguenther@suse.de>
25732 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25733 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25734 Do not mark decls TREE_ADDRESSABLE.
25735 (build_fold_addr_expr): Adjust.
25736 (fold_addr_expr): Remove.
25737 (fold_unary): Use build_fold_addr_expr.
25738 (fold_comparison): Likewise.
25739 (split_address_to_core_and_offset): Likewise.
25740 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25742 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25743 (gimplify_modify_expr_to_memcpy): Mark source and destination
25745 * omp-low.c (create_omp_child_function): Mark the object decl
25747 (lower_rec_input_clauses): Mark the var we take the address of
25749 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25751 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25753 PR middle-end/39315
25754 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25755 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25757 2009-03-27 Richard Guenther <rguenther@suse.de>
25759 PR tree-optimization/39120
25760 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25762 (handle_lhs_call): Process return constraints. Add escape
25763 constraints if necessary.
25764 (handle_const_call): Fill out return constraints. Make nested
25765 case more precise. Avoid consttmp if possible.
25766 (handle_pure_call): Fill out return constraints. Avoid
25767 callused if possible.
25768 (find_func_aliases): Simplify call handling.
25770 2009-03-27 Richard Guenther <rguenther@suse.de>
25772 PR tree-optimization/39120
25773 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25774 as a representative.
25775 (solve_graph): Do propagate CALLUSED.
25776 (handle_pure_call): Use a scalar constraint from CALLUSED for
25778 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25781 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25784 * c-common.c (handle_aligned_attribute): Properly check alignment
25785 overflow. Use (1U << i) instead of (1 << i).
25787 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25789 * expr.h (get_mem_align_offset): Updated.
25791 * tree.h (tree_decl_common): Change align to "unsigned int" and
25792 move it before pointer_alias_set.
25794 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25795 Jakub Jelinek <jakub@redhat.com>
25798 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25799 gr_register_operand with gr_reg_or_0_operand.
25800 (cmpxchg_rel_di): Likewise.
25801 (sync_lock_test_and_set<mode>): Likewise.
25803 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25805 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25806 (true_regnum): Likewise.
25808 * rtlanal.c (subreg_info): Moved to ...
25809 * rtl.h (subreg_info): Here. New.
25810 (subreg_get_info): New.
25812 * rtlanal.c (subreg_get_info): Make it extern.
25814 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25817 * config/i386/i386.c (ix86_abi): New.
25818 (override_options): Handle -mabi=.
25819 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25820 (ix86_call_abi_override): Likewise.
25821 (init_cumulative_args): Likewise.
25822 (function_arg_advance): Likewise.
25823 (function_arg_64): Likewise.
25824 (function_arg): Likewise.
25825 (ix86_pass_by_reference): Likewise.
25826 (ix86_function_value_regno_p): Likewise.
25827 (ix86_build_builtin_va_list_abi): Likewise.
25828 (setup_incoming_varargs_64): Likewise.
25829 (is_va_list_char_pointer): Likewise.
25830 (ix86_init_machine_status): Likewise.
25831 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25832 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25833 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25834 (ix86_function_abi): Make it static and return enum calling_abi.
25835 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25837 (ix86_fn_abi_va_list): Updated.
25839 * config/i386/i386.h (ix86_abi): New.
25840 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25841 (CONDITIONAL_REGISTER_USAGE): Likewise.
25842 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25843 (machine_function): Likewise.
25845 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25847 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25848 (STACK_BOUNDARY): Likewise.
25849 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25851 * config/i386/i386.opt (mabi=): New.
25853 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25854 return enum calling_abi.
25855 (ix86_function_type_abi): Likewise.
25856 (ix86_function_abi): Removed.
25858 * doc/invoke.texi: Document -mabi= option for x86.
25860 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25862 * builtins.c (real_dconstp): Delete.
25863 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25865 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25866 Jakub Jelinek <jakub@redhat.com>
25869 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25870 (gen_subprogram_die): When a function is explicit, generate the
25871 DW_AT_explicit attribute.
25872 * langhooks.h (struct lang_hooks_for_decls): Add
25873 function_decl_explicit_p langhook.
25874 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25875 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25877 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25879 * builtins.c (fold_builtin_memory_op): Optimize memmove
25880 into memcpy if we can prove source and destination don't overlap.
25882 * tree-inline.c: Include gt-tree-inline.h.
25883 (clone_fn_id_num): New variable.
25884 (clone_function_name): New function.
25885 (tree_function_versioning): Use it.
25886 * Makefile.in (GTFILES): Add tree-inline.c.
25888 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25890 * BASE-VER: Change to 4.5.0.
25892 2009-03-27 Xinliang David Li <davidxl@google.com>
25894 PR tree-optimization/39557
25895 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25897 2009-03-27 Xinliang David Li <davidxl@google.com>
25899 PR tree-optimization/39548
25900 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25903 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25905 * c-common.c (pointer_int_sum): Use %wd on return from
25908 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25910 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25911 on return from tree_low_cst.
25913 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25916 * ginclude/stdarg.h (va_copy): Define also for
25917 __GXX_EXPERIMENTAL_CXX0X__.
25919 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25922 * builtins.h (c_strlen): Do not warn here.
25923 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25924 * c-common.c (pointer_int_sum): Take an explicit location.
25925 Warn about offsets out of bounds.
25926 * c-common.h (pointer_int_sum): Adjust declaration.
25928 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25930 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25933 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25936 * opts.c (warn_if_disallowed_function_p): Don't assume
25937 get_callee_fndecl must return non-NULL.
25939 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25941 PR rtl-optimization/39522
25942 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25943 when reg_reloaded_valid is set.
25945 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25947 * config/spu/divv2df3.c: New file.
25948 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25949 (DPBIT_FUNCS): Filter out _div_df.
25951 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25953 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25954 a jump insn, count that jump in the distance to the loop start.
25956 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25959 * config/sh/sh.c (calc_live_regs): Fix condition for global
25960 registers except PIC_OFFSET_TABLE_REGNUM.
25962 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25965 * doc/invoke.texi (-mconsole): New.
25967 (-mno-cygwin): New.
25969 (-mnop-fun-dllimport): New.
25973 (sub section "i386 and x86-64 Windows Options"): New.
25975 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25977 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25978 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25980 2009-03-25 Richard Guenther <rguenther@suse.de>
25982 PR middle-end/39497
25983 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25986 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25988 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25989 neither of haifa/selective schedulers are working.
25991 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25993 * doc/invoke.texi (Debugging Options): Fix description of
25994 -fno-merge-debug-strings.
25996 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25998 * config/cris/libgcc.ver: New version-script.
25999 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26001 * configure.ac <GAS features, nop mnemonic>: Add pattern
26002 crisv32-*-* for "nop".
26003 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26004 * configure: Regenerate.
26006 2009-03-24 Ira Rosen <irar@il.ibm.com>
26008 PR tree-optimization/39529
26009 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26010 mark_sym_for_renaming for the tag copied to the new vector
26013 2009-03-24 Arthur Loiret <aloiret@debian.org>
26015 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26016 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26017 EXTRA_SPEC_FUNCTIONS.
26018 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26019 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26020 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26021 -march and -mtune options.
26023 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26025 * config/m68k/t-rtems: Add m5329 multilib.
26027 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26028 Jakub Jelinek <jakub@redhat.com>
26031 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26034 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26037 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26038 instead of c_parser_expression_conv, if original_code isn't one of the
26039 4 allowed comparison codes, fail.
26041 2009-03-23 Richard Guenther <rguenther@suse.de>
26043 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26044 * tree.h (struct tree_type): Likewise.
26045 * reload.h (struct insn_chain): Likewise.
26046 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26047 * function.h (struct function): Likewise.
26048 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26050 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26052 PR tree-optimization/39516
26053 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26055 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26057 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26058 should be set true if BITS_PER_WORD of target is bigger than 32
26060 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26062 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26063 Translate -B-options to -rpath-link. Correct existing
26064 rpath-link and conditionalize on !nostdlib.
26066 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26068 * doc/extend.texi (Function Attributes, Variable Attributes):
26070 * doc/invoke.texi (Debugging Options, Optimize Options)
26071 (i386 and x86-64 Options, MCore Options): Likewise.
26073 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26076 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26077 it for block local namespace aliases.
26078 (gen_decl_die): Pass context_die to gen_namespace_die.
26080 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26083 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26084 minimum or maximum value.
26086 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26088 * reginfo.c (globalize_reg): Recompute derived reg sets.
26090 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26093 * libgcc2.c (mprotect): Do not use signed arguments for
26094 VirtualProtect, use DWORD arguments. Also fix the 'may
26095 be used uninitialized' warning for the np variable.
26097 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26100 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26101 functions using regparm calling conventions when not optimizing.
26102 (ix86_function_sseregparm): Similarly for sseregparm calling
26105 2009-03-19 Li Feng <nemokingdom@gmail.com>
26107 PR middle-end/39500
26108 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26109 dependence if the first conflict is after niter iterations.
26111 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26113 PR middle-end/38609
26114 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26115 functions with dynamic stack-pointer adjustments.
26117 2009-03-19 Ben Elliston <bje@au.ibm.com>
26119 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26120 option; change to -msdata=data.
26122 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26124 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26127 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26130 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26132 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26134 * doc/invoke.texi (Code Gen Options): Expand discussion of
26137 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26139 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26140 * matrix-reorg.c (struct matrix_info): Likewise.
26141 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26142 * rtl.h (struct mem_attrs): Likewise.
26143 * df.h (struct df): Likewise.
26144 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26145 * ira-int.h (struct ira_allocno): Likewise.
26146 * df-scan.c (struct df_collection_rec): Likewise.
26147 * ira.c (struct equivalence): Likewise.
26148 * function.c (struct temp_slot): Likewise.
26149 * cfgloop.h (struct loop): Likewise.
26152 * function.c (use_register_for_decl): When not optimizing, disregard
26153 register keyword for variables with types containing methods.
26155 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26157 PR middle-end/39447
26158 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26159 (is_simple_operand): Call contains_component_ref_p before calling data
26160 reference analysis that would fail on COMPONENT_REFs.
26162 * tree-vrp.c (search_for_addr_array): Fix formatting.
26164 2009-03-18 Richard Guenther <rguenther@suse.de>
26166 * tree-vect-transform.c (vect_loop_versioning): Fold the
26167 generated comparisons.
26168 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26169 (slpeel_tree_peel_loop_to_edge): Likewise.
26171 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26173 PR middle-end/37805
26174 * opts.c (print_specific_help): In addition to `undocumented',
26175 accept `separate' and `joined' flags if passed alone. Describe
26176 output by the first matched one of those.
26177 (common_handle_option): Skip over empty strings.
26178 * gcc.c (display_help): Fix help string for `--help='.
26179 * doc/invoke.texi (Option Summary, Overall Options): With
26180 `--help=', classes and qualifiers can both be repeated, but
26181 only the latter can be negated. One should not pass only
26182 negated qualifiers. Fix markup and examples.
26185 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26186 PR middle-end/37805
26187 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26188 and -fhelp=separate.
26190 2009-03-17 Jing Yu <jingyu@google.com>
26192 PR middle-end/39378
26193 * function.h (struct rtl_data): Move is_thunk from here...
26194 (struct function): ...to here.
26195 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26196 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26198 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26200 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26201 (alpha_output_function_end_prologue): Likewise.
26202 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26203 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26204 (rs6000_output_function_epilogue): Likewise.
26205 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26207 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26210 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26211 from different units in a single alternative.
26212 (*truncdfsf_i387): Ditto.
26213 (*truncxfsf2_mixed): Ditto.
26214 (*truncxfdf2_mixed): Ditto.
26216 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26218 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26219 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26222 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26223 unused non-artificial variables when not optimizing.
26226 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26227 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26228 NAMESPACE_DECL in its DECL_INITIAL.
26230 PR middle-end/39443
26231 * optabs.c (set_user_assembler_libfunc): New function.
26232 * expr.h (set_user_assembler_libfunc): New prototype.
26233 * c-common.c: Include libfuncs.h.
26234 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26235 for memcmp, memset, memcpy, memmove and abort.
26236 * Makefile.in (c-common.o): Depend on libfuncs.h.
26239 * dwarf2out.c (gen_inlined_enumeration_type_die,
26240 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26241 gen_tagged_type_instantiation_die): Removed.
26242 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26245 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26248 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26250 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26251 (check-parallel-%): Ditto.
26252 (check-consistency): Ditto.
26254 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26256 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26257 local variable rhs by NULL_TREE.
26259 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26262 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26264 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26267 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26269 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26272 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26273 for ms->sysv ABI calls only in 64bit mode.
26275 * config/i386/i386.md (untyped_call): Support 32bit.
26277 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26279 * doc/extend.texi: Replace x86_65 with x86_64.
26281 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26283 PR tree-optimization/39455
26284 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26285 mismatches for POINTER_TYPE_P (type).
26286 (number_of_iterations_le): Likewise.
26288 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26290 * config/picochip/picochip.c: Removed profiling support.
26291 * config/picochip/picochip.md: Removed profiling instruction.
26292 * config/picochip/picochip.h: Removed profiling builtin.
26294 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26296 * doc/install.texi (--with-host-libstdcxx): Document.
26298 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26301 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26302 generate a warning if the function name does not begin with
26303 "__vector" and the function has either the 'signal' or 'interrupt'
26304 attribute, from here to ...
26305 (avr_declare_function_name): ...here. New function.
26306 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26307 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26309 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26312 * cse.c (fold_rtx): Don't modify original const_arg1 when
26313 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26314 separate variable instead.
26315 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26316 from out of range shift counts.
26317 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26319 2009-03-13 Catherine Moore <clm@codesourcery.com>
26321 * config/i386/x-mingw32 (host-mingw32.o): Replace
26322 diagnostic.h with $(DIAGNOSTIC_H).
26324 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26327 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26329 * config/i386/sync.md (sync_compare_and_swap<mode>,
26330 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26331 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26333 (sync_double_compare_and_swapdi_pic,
26334 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26335 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26337 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26340 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26342 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26345 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26346 (avx_addsubv4df3): Likewise.
26347 (*avx_addsubv4sf3): Likewise.
26348 (sse3_addsubv4sf3): Likewise.
26350 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26353 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26355 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26358 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26359 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26360 registers for allocnos created from user-defined variables.
26362 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26365 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26366 of non-integer mode as well.
26368 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26370 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26371 for functions for which the parameter types are unknown.
26373 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26376 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26377 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26378 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26379 * config/i386/i386.c (ix86_local_alignment): For
26380 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26381 long long variables on the stack to avoid dynamic realignment.
26382 Allow the first argument to be a decl rather than type.
26383 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26385 2009-03-11 Nick Clifton <nickc@redhat.com>
26388 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26390 Add description to mno-lsim option.
26391 * config/mcore/mcore.h: Remove comment about deprecated m4align
26393 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26394 * doc/invoke.texi: Add description of mno-lsim and
26395 mstack-increment options.
26397 * config/fr30/fr30.opt: Document the -mno-lsim option.
26398 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26399 and -mno-lsim options.
26401 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26403 * fold-const.c (fold_comparison): Only call fold_inf_compare
26404 if the mode supports infinities.
26406 2009-03-11 Jason Merrill <jason@redhat.com>
26409 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26410 end already did. Notice GIMPLE_CALL modifications of the result.
26411 Don't copy debug information from an ignored decl or a decl from
26414 2009-03-10 Richard Guenther <rguenther@suse.de>
26415 Nathan Froyd <froydnj@codesourcery.com>
26417 PR middle-end/37850
26418 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26419 (__divMODE3): Likewise.
26421 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26423 PR tree-optimization/39394
26424 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26425 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26427 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26429 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26430 inline asms for register asm ("") declarations.
26432 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26434 * fold-const.c (fold_unary): Fix comment.
26436 2009-03-07 Jan Hubicka <jh@suse.cz>
26439 * tree-inline.c (setup_one_parameter): Do replacement of const
26440 argument by constant in SSA form.
26442 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26444 PR middle-end/38028
26445 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26446 determine alignment passed to assign_stack_local.
26447 (assign_parms_unsplit_complex): Likewise.
26448 * except.c (sjlj_build_landing_pads): Likewise.
26450 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26452 PR middle-end/39360
26453 * tree-flow.h (add_referenced_var): Return bool instead of void.
26454 * tree-dfa.c (add_referenced_var): Return result of
26455 referenced_var_check_and_insert call.
26456 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26457 of referenced_var_check_and_insert.
26460 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26461 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26462 DIE, don't emit it if abstract origin already has it.
26463 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26464 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26466 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26468 * genpreds.c (needs_variable): Fix parentheses at variable name
26470 (write_tm_constrs_h): Indent generated code.
26472 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26474 * doc/extend.texi (Function Attributes): Add documentation
26475 for isr attributes.
26477 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26480 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26481 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26483 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26485 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26488 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26491 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26492 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26494 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26496 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26497 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26498 constants instead of magic numbers.
26499 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26501 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26502 (x86_64_ms_abi_int_parameter_registers): Ditto.
26503 (x86_64_int_return_registers): Ditto.
26504 (ix86_maybe_switch_abi): Ditto.
26505 (ix86_expand_call): Ditto for clobbered_registers array.
26506 (ix86_hard_regno_mode_ok): Ditto.
26507 (x86_extended_QIreg_mentioned_p): Ditto.
26509 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26511 PR tree-optimization/39349
26512 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26514 * combine.c (gen_lowpart_for_combine): Use omode when generating
26517 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26519 PR rtl-optimization/39235
26520 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26522 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26524 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26526 2009-03-04 Richard Guenther <rguenther@suse.de>
26528 PR tree-optimization/39362
26529 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26530 that occur in abnormal PHIs should be varying.
26532 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26534 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26536 (simple_iv): Take loop as an argument instead of statement.
26537 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26538 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26540 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26542 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26543 * matrix-reorg.c (analyze_transpose): Ditto.
26544 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26545 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26546 * tree-predcom.c (ref_at_iteration): Ditto.
26547 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26549 2009-03-04 Richard Guenther <rguenther@suse.de>
26551 PR tree-optimization/39358
26552 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26553 escaped_id and callused_id.
26554 (solve_graph): Likewise.
26556 2009-03-04 Richard Guenther <rguenther@suse.de>
26558 PR tree-optimization/39339
26559 * tree-sra.c (try_instantiate_multiple_fields): Make it
26560 no longer ICE on the above.
26562 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26564 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26565 that fits within Pmode.
26567 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26569 PR middle-end/10109
26570 * tm.texi (LIBCALL_VALUE): Update description.
26572 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26574 PR middle-end/34443
26575 * doc/extend.texi (section): Update description.
26577 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26579 PR middle-end/39345
26580 * tree-inline.c (remapped_type): New.
26581 (can_be_nonlocal): Call remapped_type instead of remap_type.
26583 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26586 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26587 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26589 2009-03-03 Richard Guenther <rguenther@suse.de>
26591 PR middle-end/39272
26592 * tree.c (tree_nonartificial_location): New function.
26593 * tree.h (tree_nonartificial_location): Declare.
26594 * builtins.c (expand_builtin_memory_chk): Provide location
26595 of the call location for artificial function pieces.
26596 (maybe_emit_chk_warning): Likewise.
26597 (maybe_emit_sprintf_chk_warning): Likewise.
26598 (maybe_emit_free_warning): Likewise.
26599 * expr.c (expand_expr_real_1): Likewise.
26601 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26603 PR tree-optimization/39343
26604 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26605 COMPONENT_REF t has ARRAY_TYPE.
26607 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26609 PR middle-end/39335
26610 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26611 when the type precision of the induction variable should be
26612 larger than the type precision of nit.
26613 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26614 * graphite.c (graphite_loop_normal_form): Same.
26615 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26617 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26619 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26620 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26621 numbers to describe clobbered registers.
26622 (*call_value_0_rex64_ms_sysv): Ditto.
26623 * config/i386/mmx.md (mmx_emms): Ditto.
26624 (mmx_femms): Ditto.
26626 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26628 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26631 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26633 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26634 (spu_section_type_flags): New function.
26636 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26638 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26639 reg_class_contents of FLOAT_REGS into a temporary.
26641 2009-03-02 Richard Guenther <rguenther@suse.de>
26642 Ira Rosen <irar@il.ibm.com>
26644 PR tree-optimization/39318
26645 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26646 information to the vectorized statement.
26648 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26650 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26651 variable. Use defined names instead of magic constants for REX SSE
26654 2009-03-01 Richard Guenther <rguenther@suse.de>
26656 PR tree-optimization/39331
26657 * omp-low.c (lower_send_shared_vars): Do not receive new
26658 values for the reference of DECL_BY_REFERENCE parms or results.
26660 2009-03-01 Jan Hubicka <jh@suse.cz>
26663 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26664 BLOCK_NONLOCALIZED_VAR): New macros.
26665 (tree_block): Add nonlocalized_vars.
26666 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26667 gen_decl_die): Add origin argument. Allow generation of die with
26668 origin at hand only.
26669 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26670 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26672 (gen_block_die): Fix checking for unused blocks.
26673 (process_scope_var): Break out from .... ; work with origins only.
26674 (decls_for_scope) ... here; process nonlocalized list.
26675 (dwarf2out_ignore_block): Look for nonlocalized vars.
26676 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26678 (dump_scope_block): Dump them.
26679 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26680 (remap_block): Likewise.
26681 (can_be_nonlocal): New predicate.
26682 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26684 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26686 * configure: Regenerate.
26688 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26690 * optc-gen.awk: No need to duplicate option flags twice.
26691 Reuse help texts for duplicate options which do not have any.
26693 * gcc.c (display_help): Document --version.
26695 * gcc.c (main): If print_help_list and verbose_flag, ensure
26696 driver output comes before subprocess output.
26698 * optc-gen.awk: Assign all remaining fields to help string,
26699 space-separated, for multi-line help in *.opt.
26701 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26702 -Wno-pedantic-ms-format is for MinGW targets only.
26704 * doc/options.texi (Option file format): Fix bad indentation,
26705 restoring dropped sentence.
26707 2009-02-28 Jan Hubicka <jh@suse.cz>
26709 * tree-inline.c (tree_function_versioning): Output debug info.
26711 2009-02-28 Jan Hubicka <jh@suse.cz>
26714 * tree-inline.c (setup_one_parameter): Do not copy propagate
26715 arguments when not optimizing.
26717 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26720 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26721 (avx_addsubv4df3): Likewise.
26722 (*avx_addsubv4sf3): Likewise.
26723 (sse3_addsubv4sf3): Likewise.
26724 (*avx_addsubv2df3): Likewise.
26725 (sse3_addsubv2df3): Likewise.
26726 (avx_unpckhps256): Correct item selectors.
26727 (avx_unpcklps256): Likewise.
26728 (avx_unpckhpd256): Likewise.
26729 (avx_unpcklpd256): Likewise.
26731 2009-02-28 Jan Hubicka <jh@suse.cz>
26733 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26735 (copy_arguments_for_versioning): If var is declared don't declare it.
26736 (tree_function_versioning): First setup substitutions and then copy
26739 2009-02-27 Jan Hubicka <jh@suse.cz>
26742 * cgraph.h (varpool_output_debug_info): Remove.
26743 * cgraphunit.c (varpool_output_debug_info): Remove.
26744 * dwarf2out.c (deferred_locations_struct): New struct
26745 (deferred_locations): New type.
26746 (deferred_locations_list): New static var.
26747 (deffer_location): New function.
26748 (gen_variable_die): Use it.
26749 (decls_for_scope): Output info on local static vars.
26750 (dwarf2out_finish): Process deferred locations.
26751 * varpool.c (varpool_output_debug_info): Remove.
26753 2009-02-27 Jan Hubicka <jh@suse.cz>
26756 * tree.h (TREE_PROTECTED): Fix comment.
26757 (BLOCK_HANDLER_BLOCK): Remove.
26758 (struct tree_block): Remove handler_block add body_block.
26759 (inlined_function_outer_scope_p): New.
26760 (is_body_block): Remove.
26761 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26762 * dwarf2out.c (is_inlined_entry_point): Remove.
26763 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26764 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26766 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26767 * gimplify.c (gimplify_expr): Gimplify body blocks.
26768 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26769 block with multiple subblocks.
26770 (dump_scope_block): Prettier output; dump more flags and info.
26771 (dump_scope_blocks): New.
26772 (remove_unused_locals): Use dump_scope_blocks.
26773 * tree-flow.h (dump_scope_blocks): Declare.
26774 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26775 * stmt.c (is_body_block): Remove.
26776 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26777 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26779 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26781 PR middle-end/39308
26782 * graphite.c (graphite_loop_normal_form): Do not call
26783 number_of_iterations_exit from a gcc_assert.
26785 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26787 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26788 jumps if COND is NULL.
26789 (find_cond_jump): New function.
26790 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26791 * config/s390/s390.md: Remove z10_cobra attribute value.
26793 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26795 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26796 force_const_mem returns NULL_RTX.
26798 2009-02-26 Jan Hubicka <jh@suse.cz>
26801 * cgraph.h (varpool_output_debug_info): Remove.
26802 * cgraphunit.c (varpool_output_debug_info): Remove.
26803 * dwarf2out.c (deferred_locations_struct): New struct
26804 (deferred_locations): New type.
26805 (deferred_locations_list): New static var.
26806 (deffer_location): New function.
26807 (gen_variable_die): Use it.
26808 (decls_for_scope): Output info on local static vars.
26809 (dwarf2out_finish): Process deferred locations.
26810 * varpool.c (varpool_output_debug_info): Remove.
26812 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26814 PR rtl-optimization/39241
26815 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26816 to subreg_offset_representable_p.
26818 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26820 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26821 execute function prototype. Get f and nregs from max_reg_num
26822 and get_insns. Remove the first backward pass as it's dead,
26823 guard the forward pass by flag_expensive_optimizations.
26824 (rest_of_handle_regmove): Delete.
26825 (pass_regmove): Replace it with regmove_optimize.
26827 2009-02-25 Martin Jambor <mjambor@suse.cz>
26829 PR tree-optimization/39259
26830 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26831 calls_alloca function flags.
26832 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26833 calls are detected.
26835 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26837 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26838 flags_set_1_rtx, flags_set_1_set): Delete.
26839 (regmove_optimize): Do not call mark_flags_life_zones.
26841 2009-02-24 Julian Brown <julian@codesourcery.com>
26844 * config/arm/arm.c (require_pic_register): Only set
26845 cfun->machine->pic_reg once per function.
26847 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26849 * doc/invoke.texi (Link Options): Document an easier way to pass
26850 options that take arguments to the GNU linker using -Xlinker and -Wl.
26852 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26855 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26857 2009-02-24 Richard Guenther <rguenther@suse.de>
26860 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26862 2009-02-24 Richard Guenther <rguenther@suse.de>
26863 Zdenek Dvorak <ook@ucw.cz>
26865 PR tree-optimization/39233
26866 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26867 from converting them to a generic type.
26869 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26871 PR tree-optimization/39260
26872 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26873 contains a condition with a real type.
26874 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26876 2009-02-23 Jason Merrill <jason@redhat.com>
26879 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26880 narrowing_initializer_constant_valid_p.
26881 (narrowing_initializer_constant_valid_p): Don't return
26882 null_pointer_node for adding a pointer to itself.
26884 2009-02-23 Jan Hubicka <jh@suse.cz>
26887 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26890 2009-02-23 Jan Hubicka <jh@suse.cz>
26892 PR tree-optimization/37709
26893 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26894 * tree.h (block_ultimate_origin): Declare.
26895 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26896 * tree-ssa-live.c (remove_unused_scope_block_p):
26897 Eliminate blocks containig no instructions nor live variables nor
26899 (dump_scope_block): New function.
26900 (remove_unused_locals): Enable removal of dead blocks by default;
26901 enable dumping at TDF_DETAILS.
26903 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26905 * config/i386/i386.c (classify_argument): Don't allow COImode
26907 (function_arg_advance_32): Don't allow OImode.
26908 (function_arg_32): Likewise.
26909 (function_value_32): Likewise.
26910 (return_in_memory_32): Likewise.
26911 (function_arg_64): Remove OImode comment.
26913 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26916 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26917 ix86_expand_vector_set for V4DImode in 64bit mode only.
26918 (ix86_expand_vector_init_one_var): Likewise.
26920 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26922 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26924 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26927 * loop-iv.c: Revert last change.
26928 * emit-rtl.c: Likewise.
26930 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26933 * config/i386/i386.c (type_natural_mode): Remove an extra
26934 space in the warning message.
26935 (function_value_32): Handle 32-byte vector modes.
26936 (return_in_memory_32): Likewise.
26938 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26940 * loop-iv.c (truncate_value): New function.
26941 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26943 (lowpart_subreg): Move to...
26944 * emit-rtl.c: ...here.
26946 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26948 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26949 accidental and undocumented change at revision 140860.
26951 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26953 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26954 take gimple_seq * arguments.
26955 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26956 types_compatible_p langhook.
26958 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26959 Joseph Myers <joseph@codesourcery.com>
26961 * config/arm/arm.c (arm_builtin_va_list): New function.
26962 (arm_expand_builtin_va_start): Likewise.
26963 (arm_gimplify_va_arg_expr): Likewise.
26964 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26965 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26966 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26967 (va_list_type): New variable.
26968 (arm_mangle_type): Mangle va_list_type appropriately.
26970 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26972 PR middle-end/39157
26973 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26974 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26975 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26976 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26977 parameter to 1000 for -O1 by default.
26978 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26980 * loop-invariant.c: Include params.h.
26981 (move_loop_invariants): Don't call move_single_loop_invariants on
26984 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26986 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26987 offset when calculating bounds for indexing stack_usage_map. Fixes
26988 a buffer overflow with certain target setups.
26990 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26993 * calls.c (expand_call): Clear try_tail_call if caller and callee
26994 disagree in promotion of function return value.
26996 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26999 * c-common.c (c_determine_visibility): If visibility changed and
27000 DECL_RTL has been already set, call make_decl_rtl to update symbol
27003 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27006 * varasm.c (assemble_variable): Don't check DECL_NAME when
27007 globalizing a variable.
27009 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27012 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27013 expression before any __builtin_trap call.
27014 * c-typeck.c (build_function_call): Convert and check function
27015 arguments before generating a call to a trap. Evaluate the
27016 function arguments before the trap.
27018 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27021 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27022 (UNSPEC_FXAM_MEM): New unspec.
27023 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27024 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27025 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27027 2009-02-19 Richard Guenther <rguenther@suse.de>
27029 PR tree-optimization/39207
27030 PR tree-optimization/39074
27031 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27032 storedanything_tree): New.
27033 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27034 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27035 (build_succ_graph): Add edges from STOREDANYTHING to all
27037 (init_base_vars): Initialize STOREDANYTHING.
27038 (compute_points_to_sets): Free substitution info after
27039 building the succ graph.
27040 (ipa_pta_execute): Likewise.
27042 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27044 (do_ds_constraint): Do not add to special var or non-pointer
27046 (type_could_have_pointers): Split out from ...
27047 (could_have_pointers): ... here. For arrays use the element type.
27048 (create_variable_info_for): Initialize may_have_pointers.
27049 (new_var_info): Likewise.
27050 (handle_lhs_call): Make the HEAP variable unknown-sized.
27051 (intra_create_variable_infos): Use a type with pointers for
27052 PARM_NOALIAS, make it unknown-sized.
27054 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27057 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27059 2009-02-18 Jason Merrill <jason@redhat.com>
27062 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27063 value if DECL_EXTERNAL.
27064 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27065 * target.h (gcc_target::binds_local_p): Clarify "module".
27066 * tree.h (TREE_PUBLIC): Clarify "module".
27068 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27071 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27072 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27074 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27077 * c.opt (Wabi): Support C and ObjC.
27080 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27082 * config/i386/i386.c (classify_argument): Warn once about the ABI
27083 change when passing union with long double.
27085 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27087 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27090 * c-parser.c (c_parser_compound_statement): Always enter and leave
27093 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27096 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27098 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27100 PR tree-optimization/36922
27101 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27102 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27105 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27107 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27110 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27112 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27114 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27116 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27119 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27120 Richard Sandiford <rdsandiford@googlemail.com>
27122 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27123 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27124 (loongson_biadd): ...this.
27126 2009-02-17 Richard Guenther <rguenther@suse.de>
27128 PR tree-optimization/39202
27129 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27130 a var make sure to follow existing collapses.
27132 2009-02-17 Richard Guenther <rguenther@suse.de>
27134 PR middle-end/39214
27135 * langhooks.c (lhd_print_error_function): Check for NULL block.
27137 2009-02-17 Richard Guenther <rguenther@suse.de>
27139 PR tree-optimization/39204
27140 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27143 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27145 * config/soft-fp/double.h: Update from glibc CVS.
27147 2009-02-17 Richard Guenther <rguenther@suse.de>
27149 PR tree-optimization/39207
27150 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27151 strict-aliasing warnings for pointers pointing to NULL.
27153 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27156 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27157 skipping until next close brace.
27159 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27162 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27163 to function argument boundary.
27165 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27167 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27168 in the lea_add. Reload eventually constraints it properly.
27169 * config/picochip/constraints.md: Remove the target constraint
27170 "b", since it is not needed anymore.
27172 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27174 * gthr-dce.h: Uglify function parameter and local variable names.
27175 * gthr-gnat.h: Likewise.
27176 * gthr-mipssde.h: Likewise.
27177 * gthr-nks.h: Likewise.
27178 * gthr-posix95.h: Likewise.
27179 * gthr-posix.h: Likewise.
27180 * gthr-rtems.h: Likewise.
27181 * gthr-single.h: Likewise.
27182 * gthr-solaris.h: Likewise.
27183 * gthr-tpf.h: Likewise.
27184 * gthr-vxworks.h: Likewise.
27185 * gthr-win32.h: Likewise.
27187 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27190 * config/i386/i386.md: Restrict the new peephole2 to move
27191 between MMX/SSE registers.
27193 2009-02-15 Richard Guenther <rguenther@suse.de>
27196 2009-02-13 Richard Guenther <rguenther@suse.de>
27198 * configure.ac: Enable LFS.
27199 * configure: Re-generate.
27200 * config.in: Likewise.
27202 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27204 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27205 spu_srqwbyte, spu_srqwbytebc): Define.
27206 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27207 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27208 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27209 "shrqby_<mode>"): New insn-and-split patterns.
27210 * config/spu/spu.c (expand_builtin_args): Determine and return
27211 number of operands using spu_builtin_description data.
27212 (spu_expand_builtin_1): Use it.
27214 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27217 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27220 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27223 * config/i386/i386.c (override_options): Correct warning
27224 messages for -malign-loops, -malign-jumps and -malign-functions.
27226 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27229 * config/i386/i386.md: Restrict the new peephole2 to move
27230 between the general purpose registers.
27232 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27235 * config/i386/i386.c (type_natural_mode): Add a new argument.
27236 Return the original mode and warn ABI change if vector size is 32byte.
27237 (function_arg_advance): Updated.
27238 (function_arg): Likewise.
27239 (ix86_function_value): Likewise.
27240 (ix86_return_in_memory): Likewise.
27241 (ix86_sol10_return_in_memory): Likewise.
27242 (ix86_gimplify_va_arg): Likewise.
27243 (function_arg_32): Don't warn ABX ABI change here.
27244 (function_arg_64): Likewise.
27246 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27248 * loop-iv.c (implies_p): In the final case, test that operands 0
27249 of the two comparisons match.
27251 * config/bfin/bfin.c (find_prev_insn_start): New function.
27252 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27253 (find_next_insn_start): Move.
27255 2009-02-13 Richard Guenther <rguenther@suse.de>
27257 * configure.ac: Enable LFS.
27258 * configure: Re-generate.
27259 * config.in: Likewise.
27261 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27264 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27265 sizes on syntax error after some arguments have been parsed.
27267 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27269 * doc/invoke.texi (-fira): Remove.
27271 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27273 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27274 * recog.c: Likewise.
27277 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27279 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27280 (umul_ppmm): Likewise.
27281 (count_leading_zeros): Likewise.
27282 (count_trailing_zeros): Likewise.
27283 (UMUL_TIME): Likewise.
27285 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27287 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27288 soft-fp/t-softfp to tmake_file.
27290 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27291 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27292 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27293 IA64_BUILTIN_INFQ]: New.
27294 (ia64_init_builtins): Initialize __builtin_infq,
27295 __builtin_fabsq and __builtin_copysignq if not HPUX.
27296 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27297 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27299 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27301 (__fixtfti): Likewise.
27302 (__fixunstfti): Likewise.
27303 (__floattitf): Likewise.
27305 * config/ia64/libgcc-glibc.ver: New.
27306 * config/ia64/t-fprules-softfp: Likewise.
27307 * config/ia64/sfp-machine.h: Likewise.
27309 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27310 (LIBGCC2_TF_CEXT): Likewise.
27311 (TF_SIZE): Likewise.
27312 (TARGET_INIT_LIBFUNCS): Likewise.
27314 * config/ia64/t-glibc (SHLINB_MAPFILES):
27315 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27317 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27319 * config/i386/i386.c (construct_container): Rewrite processing
27320 BLKmode with X86_64_SSE_CLASS.
27322 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27325 * config/i386/i386.md: Replace simplify_replace_rtx with
27326 replace_rtx in the new peephole2.
27328 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27330 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27331 loop unrolling do not happen at -O2.
27333 2009-02-12 Michael Matz <matz@suse.de>
27335 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27337 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27339 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27342 2009-02-12 Ben Elliston <bje@au.ibm.com>
27344 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27345 patterns when updating the back chain. Missed in the 2009-02-10
27348 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27350 * doc/extend.texi (Decimal Floating Types): Update identifier of
27351 draft TR and list of missing support.
27353 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27355 PR middle-end/39154
27356 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27357 bit to variable length decl's flags, add it also to its
27358 pointer replacement variable.
27360 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27361 Jakub Jelinek <jakub@redhat.com>
27364 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27365 (memory_blockage): New expander.
27366 (*memory_blockage): New insn pattern.
27367 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27368 instead of general blockage at the end of function prologue when
27369 frame pointer is used to access red zone area. Do not emit blockage
27370 when profiling, it is emitted in generic code.
27371 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27372 function epilogue when frame pointer is used to access red zone area.
27374 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27377 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27378 by arithmetic with memory operands.
27379 * config/i386/predicates.md (commutative_operator): New.
27381 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27383 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27386 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27388 * alias.h (record_alias_subset): Declare.
27389 * alias.c (record_alias_subset): Make global.
27391 2009-02-10 Nick Clifton <nickc@redhat.com>
27393 * tree-parloops.c: Change license to GPLv3.
27394 * ipa-struct-reorg.c: Change license to GPLv3.
27395 * ipa-struct-reorg.h: Change license to GPLv3.
27397 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27400 * c-decl.c (start_struct): Return NULL on error.
27402 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27404 PR middle-end/39124
27405 * cfgloopmanip.c (remove_path): Call remove_bbs after
27406 cancel_loop_tree, not before it.
27409 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27410 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27411 VAR_DECLs were seen.
27412 * tree-ssa-live.c (remove_unused_locals): Recompute
27413 cfun->has_local_explicit_reg_vars.
27414 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27415 copies or clearings if cfun->has_local_explicit_reg_vars.
27417 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27420 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27421 of function prologue when frame pointer is used to access
27424 2009-02-10 Richard Guenther <rguenther@suse.de>
27426 PR middle-end/39127
27427 * gimplify.c (gimple_regimplify_operands): Always look if
27428 we need to create a temporary.
27430 2009-02-10 Richard Guenther <rguenther@suse.de>
27432 PR tree-optimization/39132
27433 * tree-loop-distribution.c (todo): New global var.
27434 (generate_memset_zero): Trigger TODO_rebuild_alias.
27435 (tree_loop_distribution): Return todo.
27437 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27440 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27441 (x86_64_reg_class_name): Removed.
27442 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27443 first one isn't X86_64_SSE_CLASS or any other ones aren't
27444 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27445 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27446 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27447 and 3 X86_64_SSEUP_CLASS.
27448 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27449 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27451 2009-02-10 Ben Elliston <bje@au.ibm.com>
27453 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27454 form instruction to update the stack back chain word, even if the
27455 user has disabled the generation of update instructions.
27456 (movdi_<mode>_update_stack): New.
27457 (movsi_update_stack): Likewise.
27458 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27459 always use an update form instruction to update the stack back
27462 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27464 PR middle-end/38953
27465 * graphite.c (if_region_set_false_region): After moving a region in
27466 the false branch of a condition, remove the empty dummy basic block.
27467 (gloog): Remove wrong fix for PR38953.
27469 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27471 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27472 generation due to implicit sign extension.
27474 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27476 PR middle-end/38981
27477 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27478 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27480 2009-02-09 Richard Guenther <rguenther@suse.de>
27482 PR middle-end/35202
27483 * convert.c (convert_to_real): Disable (float)fn((double)x)
27484 to fnf(x) conversion if errno differences may occur and
27485 -fmath-errno is set.
27487 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27489 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27490 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27491 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27493 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27496 * c-common.c (handle_alias_attribute): Disallow attribute for
27497 anything not a FUNCTION_DECL or VAR_DECL.
27499 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27502 * real.c (do_compare): Special-case compare of zero against
27503 decimal float value.
27505 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27508 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27509 as indicating flexible array members unless the field itself is
27510 being declarared as the incomplete array.
27512 2009-02-06 Jan Hubicka <jh@suse.cz>
27514 PR tree-optimization/38844
27515 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27516 is already inlined.
27518 2009-02-06 Richard Guenther <rguenther@suse.de>
27520 PR middle-end/38977
27521 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27522 fork because we may expand it as __gcov_fork.
27524 2009-02-06 Nick Clifton <nickc@redhat.com>
27526 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27528 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27530 PR tree-optimization/35659
27531 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27532 vn_phi_eq): Shortcut if hashcode does not match.
27533 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27535 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27536 and avoid iterative_hash_expr.
27537 (FOR_EACH_VALUE_ID_IN_SET): New.
27538 (value_id_compare): Remove.
27539 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27540 sort expressions by value id.
27542 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27545 * config/sh/predicates.md (general_movsrc_operand): Don't check
27546 the subreg of system registers here.
27548 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27551 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27552 on the copied decl.
27554 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27556 PR rtl-optimization/39110
27557 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27558 addresses, not aligned ones.
27560 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27561 Richard Guenther <rguenther@suse.de>
27563 PR tree-optimization/39100
27564 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27565 comment says and add edges.
27567 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27570 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27571 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27573 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27575 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27576 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27577 register_bb_in_sese, new_sese, free_sese): Moved.
27578 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27579 outermost_loop_in_scop, build_scop_iteration_domain,
27580 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27581 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27582 Use loop_in_sese_p instead of loop_in_scop_p.
27583 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27584 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27585 (scopdet_basic_block_info): Fix bug in scop detection.
27586 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27587 eq_loop_to_cloog_loop): Remove.
27588 (nb_loops_around_loop_in_scop, nb_loop
27589 ref_nb_loops): Moved here...
27590 * graphite.h (ref_nb_loops): ... from here.
27591 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27592 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27593 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27595 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27596 Hans-Peter Nilsson <hp@axis.com>
27598 PR rtl-optimization/37889
27599 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27600 Move offset handling from PLUS to before the switch. Use new
27601 arguments when considering SYMBOL_REFs too.
27602 (rtx_addr_can_trap_p): Pass dummy offset and size.
27603 (enum may_trap_p_flags): Remove.
27604 (may_trap_p_1): Pass size from MEM_SIZE.
27606 PR rtl-optimization/38921
27607 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27608 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27609 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27610 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27612 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27614 AVX Programming Reference (January, 2009)
27615 * config/i386/sse.md (*vpclmulqdq): New.
27617 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27619 PR tree-optimization/38977
27620 PR gcov-profile/38292
27621 * calls.c (special_function_p): Disregard __builtin_ prefix.
27623 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27625 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27626 non-indexable addresses even before reload.
27628 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27631 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27632 as having variable size. Do not give an error for unnamed
27633 parameters with [*] declarators. Give a warning for type names
27634 with [*] declarators and mark them as variable size.
27635 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27636 for sizeof applied to [*] type names.
27638 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27641 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27643 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27645 * gcc.c (process_command): Update copyright notice dates.
27646 * gcov.c (print_version): Likewise.
27647 * gcov-dump.c (print_version): Likewise.
27648 * mips-tfile.c (main): Likewise.
27649 * mips-tdump.c (main): Likewise.
27651 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27654 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27655 for composite type involving a zero-length array type.
27657 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27660 * function.c (match_asm_constraints_1): Skip over
27661 initial optional % in the constraint.
27663 PR inline-asm/39059
27664 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27665 supported, don't accept FIXED_CSTs.
27666 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27667 and _Sat is used without _Fract/_Accum. Set specs->type to
27668 integer_type_node for cts_fract/cts_accum if fixed point is not
27671 2009-02-02 Catherine Moore <clm@codesourcery.com>
27673 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27675 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27677 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27678 (ABI_HAS_64BIT_SYMBOLS): Use it.
27679 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27681 2009-02-02 Paul Brook <paul@codesourcery.com>
27683 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27685 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27687 PR inline-asm/39058
27688 * recog.h (asm_operand_ok): Add constraints argument.
27689 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27690 recurse on matching constraint.
27691 (check_asm_operands): Pass constraints as 3rd argument to
27692 asm_operand_ok. Don't look up matching constraint here.
27693 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27696 2009-02-02 Ben Elliston <bje@au.ibm.com>
27698 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27699 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27701 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27703 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27704 information. Remove some obsolete information. Reorganize.
27706 * config/pa/fptr.c: Revert license to GPL 2.
27707 * config/pa/milli64.S: Likewise.
27709 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27712 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27713 LIBRARY name in, instead of hard-coding it.
27714 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27715 extra target make frag to tmake_files according to EH model.
27716 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27717 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27718 frags that define makefile variable EH_MODEL appropriately.
27719 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27720 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27721 to "-sjlj" according to type of EH configured.
27722 (LIBGCC_SONAME): Concatenate it to shared library base name.
27723 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27724 to "_sjlj" according to type of EH configured.
27725 (LIBGCC_SONAME): Concatenate it to shared library base name.
27726 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27727 (SHLIB_LINK): Add missing semicolon to if-else construct.
27728 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27729 string value of "pe_dll" command-line option.
27730 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27731 (SHLIB_SONAME): Use it when overriding t-cygming default.
27732 (SHLIB_IMPLIB): Override t-cygming default.
27733 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27734 string value of "pe_dll" command-line option.
27736 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27739 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27740 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27742 2009-01-31 Richard Guenther <rguenther@suse.de>
27744 PR tree-optimization/38937
27745 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27746 computing the transitive closure.
27748 2009-01-30 Richard Guenther <rguenther@suse.de>
27750 PR tree-optimization/39041
27751 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27752 Propagate variable indices only if the types match for this stmt.
27754 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27757 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27758 inline but never defined.
27760 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27762 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27763 (*insv_h_di_reg_extimm): New insn.
27764 (*insv_l<mode>_reg_extimm): New insn.
27766 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27768 * config/picochip/picochip.c (flag_conserve_stack): set
27769 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27770 fconserve-stack. Reduce call-overhead used by inliner.
27772 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27775 * common.opt (flag_conserve_stack): Initialised to zero.
27777 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27780 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27781 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27784 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27786 * ira-color.c (allocno_reload_assign): Update comments.
27787 * regmove.c (regmove_optimize): Likewise.
27791 2009-01-29 Robert Millan <rmh@aybabtu.com>
27793 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27794 * config/i386/kopensolaris-gnu.h: New file. Undefine
27795 `MD_UNWIND_SUPPORT'.
27796 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27798 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27800 PR tree-optimization/39007
27801 * tree-loop-distribution.c (generate_builtin): Use
27802 recompute_dominator to compute the immediate dominator of the
27803 basic block just after the loop.
27805 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27807 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27808 (ASM_OUTPUT_DWARF_PCREL): Define.
27810 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27812 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27813 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27814 global. Modify entries about regmove and IRA.
27816 * ra-conflict.c: Remove the file.
27818 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27820 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27821 (pass_regclass_init): Rename to pass_reginfo_init.
27823 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27825 * toplev.h (flag_ira): Remove.
27827 * caller-save.c (setup_save_areas): Remove flag_ira.
27829 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27831 * global.c: Remove the file.
27833 * opts.c (decode_options): Remove flag_ira.
27835 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27837 * regmove.c: Modify file description.
27838 (find_use_as_address, try_auto_increment): Define them only if
27839 AUTO_INC_DEC is defined.
27840 (replacement_quality, replace_in_call_usage, fixup_match_1,
27841 stable_and_no_regs_but_for_p): Remove.
27842 (reg_set_in_bb): Make it static.
27843 (regmove_optimize): Remove flag_ira and code which worked for
27846 * local-alloc.c: Remove the file.
27848 * common.opt (fira): Remove.
27850 * ira.c: Include except.h.
27851 (eliminable_regset): Move from global.c.
27852 (mark_elimination): Ditto. Remove flag_ira.
27853 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27854 equiv_mem_modified, validate_equiv_mem_from_store,
27855 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27856 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27857 no_equiv, recorded_label_ref): Move from local-alloc.c.
27858 (update_equiv_regs): Ditto. Make it static.
27859 (print_insn_chain, print_insn_chains): Move it from global.c.
27860 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27861 (build_insn_chain): Ditto. Make it static.
27862 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27863 Rename to init_live_subregs.
27864 (gate_ira): Remove flag_ira.
27866 * regclass.c: Rename reginfo.c. Change file description.
27867 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27868 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27869 (init_reg_sets_1): Remove code for evaluation of
27870 reg_class_superclasses and losing_caller_save_reg_set.
27871 (init_regs): Remove init_reg_autoinc.
27872 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27873 ok_for_base_p_nonstrict): Remove.
27874 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27875 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27876 corresponding entries.
27877 (dump_regclass, record_operand_costs, scan_one_insn,
27878 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27879 record_address_regs, auto_inc_dec_reg_p): Remove.
27880 (gt-regclass.h): Rename to gt-reginfo.h.
27882 * rtl.h (dump_global_regs, retry_global_alloc,
27883 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27885 * Makefile.in (RA_H): Remove.
27886 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27887 Rename regclass.o to reginfo.o.
27888 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27890 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27891 (GTFILES): Rename regclass.c to reginfo.c.
27893 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27894 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27896 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27897 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27899 (finish_spills): Ditto. Remove code for !flag_ira.
27901 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27903 PR middle-end/35854
27904 * doc/invoke.texi (rtl debug options): Complete rewrite.
27905 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27907 * mode-switching.c (pass_mode_switching): Rename pass from
27908 "mode-sw" to "mode_sw".
27909 * except.c (pass_convert_to_eh_ranges): Rename pass from
27910 "eh-ranges" to "eh_ranges".
27911 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27915 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27916 Alexander Monakov <amonakov@ispras.ru>
27918 PR middle-end/38857
27919 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27921 (move_exprs_to_boundary): Change return type and pass through
27922 should_move from move_op. Relax assert. Update usage ...
27923 (schedule_expr_on_boundary): ... here. Use should_move instead of
27925 (move_op_orig_expr_found): Indicate that insn was disconnected from
27927 (code_motion_process_successors): Do not call after_merge_succs
27928 callback if original expression was not found when traversing any of
27930 (code_motion_path_driver): Change return type. Update prototype.
27931 (move_op): Update comment. Add a new parameter (should_move). Update
27932 prototype. Set *should_move based on indication provided by
27933 move_op_orig_expr_found.
27935 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27937 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27938 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27939 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27940 * config/rs6000/rs6000.c (rs6000_override_options): Default
27941 avoid-indexed-addresses on for Power6, off for everything else.
27942 (avoiding_indexed_address_p): New function.
27943 (rs6000_legitimize_address): Use it.
27944 (rs6000_legitimate_address): Likewise.
27945 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27947 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27949 PR tree-optimization/38997
27950 * tree-loop-distribution.c (generate_memset_zero): Use
27951 POINTER_PLUS_EXPR for a pointer addition.
27953 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27955 * config/s390/s390.md (bswap<mode>2): New pattern added.
27957 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27959 * config/s390/s390.md (*tls_load_31): Added type attribute.
27961 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27963 * config/s390/s390.md: Fix a few comments.
27965 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27967 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27968 (*tm<mode>_full): Fixed z10prop attribute.
27969 (*tst<mode>_extimm): Fixed z10prop attribute.
27970 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27971 (*tstqiCCT_cconly): Fixed z10prop attribute.
27972 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27973 (*movsi_larl): Fixed z10prop attribute.
27974 (*movsi_zarch): Fixed z10prop attribute.
27975 (*movsi_eas): Fixed z10prop attribute.
27976 (*movhi): Fixed z10prop attribute.
27977 (*movqi): Fixed z10prop attribute.
27978 (*movstrictqi): Fixed z10prop attribute.
27979 (*mov<mode>): Fixed z10prop attribute.
27980 (*movcc): Fixed z10prop attribute.
27981 (*sethighpartdi_64): Fixed z10prop attribute.
27982 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27983 (*negdi2_sign_cc): Fixed z10prop attribute.
27984 (*negdi2_sign): Fixed z10prop attribute.
27985 (*absdi2_sign_cc): Fixed z10prop attribute.
27986 (*absdi2_sign): Fixed z10prop attribute.
27987 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27988 (*negabsdi2_sign): Fixed z10prop attribute.
27989 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27990 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27991 (doloop_si64): Fixed z10prop attribute.
27992 (doloop_si31): Fixed z10prop attribute.
27993 (doloop_long): Fixed z10prop attribute.
27994 (indirect_jump): Fixed z10prop attribute.
27995 (nop): Fixed z10prop attribute.
27996 (main_base_64): Fixed z10prop attribute.
27997 (reload_base_64): Fixed z10prop attribute.
27999 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28001 PR rtl-optimization/38740
28002 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28004 * config/mips/mips.c (mips_reorg): Likewise.
28006 2009-01-28 Richard Guenther <rguenther@suse.de>
28008 PR tree-optimization/38926
28009 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28010 with the correct value id to a value.
28011 (do_regular_insertion): Use the value number of edoubleprime
28012 for the value number of the expr.
28015 2008-08-21 Richard Guenther <rguenther@suse.de>
28017 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28018 a PHI ask VN if it is already available.
28019 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28020 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28022 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28024 PR middle-end/38934
28025 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28026 set to varying whenever max has TREE_OVERFLOW set, similarly
28027 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28029 2009-01-28 Richard Guenther <rguenther@suse.de>
28031 PR middle-end/38908
28032 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28033 uninitialized aggregate uses in call arguments.
28035 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28037 PR tree-optimization/38984
28038 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28039 the nothing_id variable if -fno-delete-null-pointer-checks.
28041 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28044 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28045 (set_got_offset_rex64): Ditto.
28047 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28050 * doc/extend.texi: Improve local variable with asm reg.
28052 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28054 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28055 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28056 was not supplied then set warn_packed_bitfield_compat to the
28057 default value of 1.
28058 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28061 2009-01-27 Richard Guenther <rguenther@suse.de>
28063 PR tree-optimization/38503
28064 * cfgexpand.c (expand_gimple_basic_block): Ignore
28065 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28066 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28067 variables that cannot have TBAA applied.
28068 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28071 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28073 PR middle-end/38969
28074 * calls.c (initialize_argument_information): Do not wrap complex
28075 arguments in SAVE_EXPR.
28077 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28079 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28080 (INSTALL_LIBGCC): Revert typo commit.
28082 2009-01-26 Richard Guenther <rguenther@suse.de>
28084 PR tree-optimization/38745
28085 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28086 from special handling.
28088 2009-01-26 Richard Guenther <rguenther@suse.de>
28090 PR tree-optimization/38745
28091 * tree-ssa.c (execute_update_addresses_taken): Do not include
28092 variables that cannot possibly be a register in not_reg_needs.
28093 Do not clear TREE_ADDRESSABLE on vars that may not become
28095 * tree-ssa.c (update_alias_info_1): Include those in the set
28096 of addressable vars.
28098 2009-01-26 Richard Guenther <rguenther@suse.de>
28100 PR middle-end/38851
28101 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28102 * tree-ssa-dse.c: Include langhooks.h
28103 (execute_simple_dse): Remove stores with zero size.
28105 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28108 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28111 2009-01-24 Julian Brown <julian@codesourcery.com>
28113 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28114 config/arm/linux-atomic.c.
28115 * config/arm/linux-atomic.c: New.
28117 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28119 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28120 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28121 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28123 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28126 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28129 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28131 PR tree-optimization/38953
28132 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28133 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28134 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28135 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28138 2009-01-24 Paul Brook <paul@codesourcery.com>
28140 * config/arm/neon.md (neon_type): Move to arm.md.
28141 (neon_mov<VSTRUCT>): Add neon_type attribute.
28142 * config/arm/arm.md (neon_type): Move to here.
28143 (conds): Add "unconditioal" and use as default for NEON insns.
28145 2009-01-24 Ben Elliston <bje@au.ibm.com>
28147 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28148 void *' warning from -Wc++-compat.
28149 * Makefile.in (dominance.o-warn): Remove.
28151 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28153 PR tree-optimization/38932
28154 * fold-const.c (fold_unary_ignore_overflow): New.
28155 * tree.h (fold_unary_ignore_overflow): Declare.
28156 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28157 * tree-ssa-sccvn.c (visit_reference_op_load,
28158 simplify_unary_expression): Likewise.
28160 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28162 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28163 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28164 regardless of their type.
28165 * c-common.c (handle_packed_attribute): Don't ignore packed on
28167 * c.opt (Wpacked-bitfield-compat): New warning option.
28168 * stor-layout.c (place_field): Warn if offset of a field changed.
28169 * doc/extend.texi (packed): Mention the ABI change.
28170 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28171 (Warning Options): Add it to the list.
28173 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28175 * c-opts.c (c_common_post_options): Fix a typo in comments.
28177 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28179 PR middle-end/38615
28180 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28181 variables to static.
28182 * doc/invoke.texi (-fmerge-all-constants): Update description.
28184 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28187 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28188 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28190 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28192 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28194 (LOCAL_ALIGNMENT): Similarly.
28196 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28197 Joseph Myers <joseph@codesourcery.com>
28199 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28200 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28201 * config/arm/arm-tune.md: Regenerate.
28202 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28205 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28207 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28208 version number to five.
28210 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28213 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28214 * c-common.c (set_underlying_type): Likewise.
28215 (is_typedef_decl ): Likewise
28217 (set_underlying_type): Likewise.
28218 (is_typedef_type): Likewise.
28220 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28222 PR middle-end/38587
28223 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28226 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28229 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28230 (LIBGCC_SPEC): Don't define.
28231 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28233 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28235 PR rtl-optimization/38879
28236 * alias.c (base_alias_check): Unaligned access via AND address can
28237 alias all surrounding object types except those with sizes equal
28238 or wider than the size of unaligned access.
28240 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28243 * c-decl.c (clone_underlying_type): Move this ...
28244 * c-common.c (set_underlying_type): ... here.
28245 Also, make sure the function properly sets TYPE_STUB_DECL() on
28246 the newly created typedef variant type.
28247 (is_typedef_decl ): New entry point.
28248 * tree.h: Added a new member member_types_needing_access_check to
28249 struct tree_decl_non_common.
28250 (set_underlying_type): New entry point.
28251 (is_typedef_type): Likewise.
28253 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28255 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28256 Check whether two instructions have memory references that
28257 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28258 are helper functions for traversing.
28259 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28260 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28261 not to draw dependency edge for instructions with non-conflicting
28264 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28267 * longlong.h: Update copyright years. Use soft-fp license notice.
28268 Sync __clz_tab declaration with glibc.
28270 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28273 * doc/extend.texi (syscall_linkage): New.
28274 (version_id): Modify.
28276 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28277 Richard Guenther <rguenther@suse.de>
28279 PR tree-optimization/38747
28280 PR tree-optimization/38748
28281 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28282 conversion if the base address is an indirect reference and the
28283 aliasing sets could cause issues.
28285 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28287 * common.opt (fgraphite, fgraphite-identity): Add comment for
28288 explaining why these options are not documented.
28290 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28292 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28293 gimple_call_lhs is NULL.
28295 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28298 * emit-rtl.c (adjust_address_1): Make sure memref is never
28301 2009-01-20 Ben Elliston <bje@au.ibm.com>
28303 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28304 const qualifier from arg parameter. Remove unnecessary cast to char *.
28305 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28306 const qualifier from arg 2.
28308 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28310 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28312 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28315 * rtl.h (reinit_regs): New prototype.
28316 * regclass.c: Include ira.h.
28317 (reinit_regs): New.
28318 * Makefile.in (regclass.o): Add ira.h.
28319 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28321 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28324 * c-common.c (handle_aligned_attribute): Use
28325 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28326 default alignment value.
28328 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28330 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28331 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28333 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28334 __BIGGEST_ALIGNMENT__.
28336 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28338 2009-01-18 Richard Guenther <rguenther@suse.de>
28340 PR tree-optimization/38819
28341 * tree-flow.h (operation_could_trap_helper_p): Declare.
28342 * tree-eh.c (operation_could_trap_helper_p): Export.
28343 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28344 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28345 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28346 are about to insert a possibly trapping instruction and fail
28349 2009-01-18 Andreas Schwab <schwab@suse.de>
28351 * doc/install.texi (Configuration): Remove obsolete paragraph
28352 about use of --with-gnu-ld with --with-gnu-as.
28354 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28356 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28357 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28358 Follow spelling conventions.
28360 2009-01-18 Ben Elliston <bje@au.ibm.com>
28362 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28363 C++ warning about implicit conversion from void * to struct
28365 (bitmap_obstack_free): Likewise for bitmap_element *.
28366 * Makefile.in (bitmap.o-warn): Remove.
28368 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28370 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28372 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28373 Tobias Grosser <tobi.grosser@amd.com>
28375 * graphite.c (graphite_trans_scop_block): Do not block single
28378 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28380 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28381 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28382 test with assertion.
28384 2009-01-16 Richard Guenther <rguenther@suse.de>
28386 PR tree-optimization/38835
28387 PR middle-end/36227
28388 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28389 and INT + PTR -> (INT)(PTR p+ INT) folding.
28390 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28392 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28395 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28396 the subreg from a lowpart subreg if it is also casting the value.
28398 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28399 Tobias Grosser <tobi.grosser@amd.com>
28401 * graphite.c (compare_prefix_loops): New.
28402 (build_scop_canonical_schedules): Rewritten.
28403 (graphite_transform_loops): Move build_scop_canonical_schedules
28404 after build_scop_iteration_domain.
28406 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28407 Tobias Grosser <tobi.grosser@amd.com>
28409 * graphite.c (add_conditions_to_domain): Add the loops to
28410 the dimension of the iteration domain. Do copy the domain
28411 only when it exists.
28412 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28413 (add_conditions_to_constraints): New.
28414 (can_generate_code_stmt, can_generate_code): Removed.
28415 (gloog): Do not call can_generate_code.
28416 (graphite_transform_loops): Call add_conditions_to_constraints
28417 after building the iteration domain.
28419 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28421 PR tree-optimization/38789
28422 * tree-ssa-threadedge.c
28423 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28424 __builtin_constant_p.
28426 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28428 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28429 examined before deleting them.
28431 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28433 * function.c (aggregate_value_p): Correctly extract the function
28434 type from CALL_EXPR_FN lookup.
28436 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28438 * config/picochip/picochip.c (picochip_override_options): Revert
28439 CFI asm flag disable commited previously.
28441 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28442 Tobias Grosser <tobi.grosser@amd.com>
28443 Jan Sjodin <jan.sjodin@amd.com>
28445 * graphite.c (scan_tree_for_params): On substractions negate
28446 all the coefficients of the term.
28447 (clast_to_gcc_expression_red): New. Handle reduction expressions
28448 of more than two operands.
28449 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28450 (get_vdef_before_scop): Handle also the case of default definitions.
28452 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28454 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28455 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28456 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28458 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28459 Joey Ye <joey.ye@intel.com>
28461 PR middle-end/37843
28462 * cfgexpand.c (expand_stack_alignment): Don't update stack
28463 boundary nor check incoming stack boundary here.
28464 (gimple_expand_cfg): Update stack boundary and check incoming
28465 stack boundary here.
28467 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28469 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28471 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28473 PR rtl-optimization/38245
28474 * calls.c (expand_call): Add stack arguments to
28475 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28476 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28477 in regs and partially in memory or BLKmode arguments.
28478 (emit_library_call_value_1): Add stack arguments to
28479 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28480 ACCUMULATE_OUTGOING_ARGS).
28481 * dce.c: Include tm_p.h.
28482 (find_call_stack_args): New function.
28483 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28485 (mark_insn): Call find_call_stack_args for CALL_Ps.
28486 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28487 forwards. Allocate and free arg_stores bitmap if needed, pass it
28488 down to deletable_insn_p, don't mark stores set in arg_stores
28489 bitmap, clear the bitmap at the beginning of each bb.
28490 * Makefile.in (dce.o): Depend on $(TM_P_H).
28492 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28495 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28496 to make sure the insn is a conditional test (bug 22599). Reformat a
28499 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28501 PR middle-end/38431
28502 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28503 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28504 (gloog): Do not call cleanup_tree_cfg.
28505 (graphite_transform_loops): Call cleanup_tree_cfg after all
28506 scops have been code generated.
28508 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28509 * doc/gty.texi (Invoking the garbage collector): Added new node
28510 and section documenting ggc_collect.
28512 2009-01-14 Richard Guenther <rguenther@suse.de>
28514 PR tree-optimization/38826
28515 PR middle-end/38477
28516 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28517 initialization notes only if we actually emitted a warning.
28518 (intra_create_variable_infos): Add constraints for a result decl
28519 that is passed by hidden reference.
28520 (build_pred_graph): Mark all related variables non-direct on
28523 2009-01-14 Nick Clifton <nickc@redhat.com>
28525 * ira-conflicts.c: Include addresses.h for the definition of
28527 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28528 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28530 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28533 * Makefile.in (ira-lives.o): Add except.h.
28535 * ira-lives.c: Include except.h.
28536 (process_bb_node_lives): Process can_throw_internal.
28538 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28540 PR rtl-optimization/38774
28541 * combine.c (simplify_set): When undoing cc_use change, don't do
28542 PUT_CODE on the newly created comparison, but instead put back the
28545 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28547 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28548 values. Remove duplicate arm8 entry.
28550 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28552 PR tree-optimization/38786
28553 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28554 the SSA_NAME case of expand_scalar_variables_expr.
28555 Set the type of an expression to the type of its assign statement.
28556 (expand_scalar_variables_expr): Also gather the scalar computation
28557 used to index the memory access. Do not pass loop_p.
28558 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28559 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28560 the gimple_stmt_iterator where it inserts new code.
28561 Do not pass loop_p.
28562 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28563 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28565 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28567 * graphite.h (debug_value): Removed.
28568 * graphite.c (debug_value): Removed.
28570 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28572 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28573 ldrd/strd with two 32-bit instructions.
28575 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28577 * config/arm/arm.c (struct processors): Pass for speed down into
28578 cost helper functions.
28579 (const_ok_for_op): Handle COMPARE and inequality nodes.
28580 (arm_rtx_costs_1): Rewrite.
28581 (arm_size_rtx_costs): Update prototype.
28582 (arm_rtx_costs): Pass speed down to helper functions.
28583 (arm_slowmul_rtx_costs): Rework cost calculations.
28584 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28585 (arm_9e_rtx_costs): Likewise.
28587 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28589 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28590 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28591 (alpha_legitimize_address): Do not split local symbols wider than
28592 UNITS_PER_WORD into HIGH/LO_SUM parts.
28594 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28597 * gcc.c (process_command): Replace call to execvp with calls
28598 to pex_one and exit.
28600 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28603 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28604 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28605 variant for devices with 3-byte PC.
28606 (__tablejump_elpm__): New.
28608 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28611 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28612 offsetof member-designator, handle it as `[0].'.
28614 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28616 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28617 function when not using named sections on targets with named sections
28618 if branch distance is less than 262132.
28620 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28622 * combine.c (combine_instructions): Recompute
28623 optimize_this_for_speed_p for each BB in the main combine loop.
28625 2009-01-12 Tomas Bily <tbily@suse.cz>
28628 * tree-loop-distribution.c (prop_phis): New function.
28629 (generate_builtin): Call prop_phis.
28631 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28633 PR tree-optimization/38807
28634 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28635 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28637 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28639 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28640 subreg of op0 to the original op0.
28642 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28644 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28646 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28649 * mips-tfile.c (parse_def): Fix parsing of def strings
28650 starting with digits.
28652 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28655 * config/arm/arm.c (arm_is_long_call_p): Don't call
28656 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28658 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28660 * regrename.c (regrename_optimize): Fix dumping.
28661 (find_oldest_value_reg): Preserve REG_POINTER.
28662 (copy_hardreg_forward_1): Likewise.
28664 2009-01-09 Diego Novillo <dnovillo@google.com>
28666 * gimple.h (struct gimple_statement_base) <uid>: Document
28667 the restrictions on its use.
28668 (gimple_uid): Tidy.
28669 (gimple_set_uid): Tidy.
28671 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28673 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28674 zero guard even if align_bytes != 0 and count is smaller than
28677 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28679 PR rtl-optimization/38495
28680 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28681 (add_range_and_copies_from_move_list): Print all added ranges.
28682 Add ranges to memory optimized destination.
28684 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28688 * config/i386/i386.c (override_options): Reject
28689 -mstringop-strategy=rep_8byte with -m32.
28690 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28691 to 1. Do count comparison against epilogue_size_needed at compile
28692 time even when count_exp was constant forced into register. For
28693 size_needed don't jump to epilogue, instead just avoid aligning
28694 and invoke the body algorithm. If need_zero_guard, add zero guard
28695 even if count is non-zero, but smaller than size_needed + number of
28696 bytes that could be stored for alignment.
28697 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28698 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28699 but smaller than size_needed + number of bytes that could be stored
28700 for alignment. Compare size_needed with epilogue_size_needed instead
28701 of desired_align - align, don't adjust size_needed, pass
28702 epilogue_size_needed to the epilogue expanders.
28705 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28707 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28709 * pa.c (last_address): Change to unsigned.
28710 (update_total_code_bytes): Change argument to unsigned. Don't
28711 check if insn addresses are set.
28712 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28713 addresses are not set.
28714 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28716 2009-01-09 Nick Clifton <nickc@redhat.com>
28718 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28719 DECL_DECLARED_INLINE_P.
28721 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28723 PR middle-end/38347
28724 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28725 GET_MODE (op0) in operand_subword_force calls.
28727 PR middle-end/38771
28728 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28729 fold_convert arg0 operands to TREE_TYPE (op0) first.
28731 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28733 * params.def (ira-max-conflict-table-size): Decrease default value
28736 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28738 PR tree-optimization/37031
28739 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28741 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28742 allocate it using gc instead of heap, use VEC_quick_push instead of
28744 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28745 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28746 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28747 allocated vector from heap allocated.
28748 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28749 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28750 vector only after perfect_loop_nest_depth call.
28752 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28753 Jan Sjodin <jan.sjodin@amd.com>
28755 PR tree-optimization/38559
28756 * graphite.c (debug_value, copy_constraint,
28757 swap_constraint_variables, scale_constraint_variable, ): New.
28758 (get_lower_bound, get_upper_bound): Removed.
28759 (graphite_trans_bb_strip_mine): Clean up this code that works
28760 only for constant number of iterations. Fully copy upper and
28761 lower bound constraints, not only the constant part of them.
28762 * graphite.h (debug_value): Declared.
28764 2009-01-08 Ira Rosen <irar@il.ibm.com>
28766 PR tree-optimization/37194
28767 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28768 Don't add the cost of cost model guard in prologue to scalar
28769 outside cost in case of known number of iterations.
28771 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28772 Alan Modra <amodra@bigpond.net.au>
28774 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28775 non-word-aligned REG+CONST addressing.
28777 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28780 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28781 free_after_compilation when outputting a thunk.
28782 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28783 Do not call free_after_compilation here.
28785 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28787 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28788 (ix86_valid_target_attribute_inner_p): Ditto.
28790 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28792 PR tree-optimization/38492
28793 PR tree-optimization/38498
28794 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28795 * tree-chrec.h (scev_is_linear_expression): Declared.
28796 * graphite.c (graphite_cannot_represent_loop_niter): New.
28797 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28798 (graphite_loop_normal_form): Use gcc_assert.
28799 (scan_tree_for_params): Use CASE_CONVERT.
28800 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28801 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28802 Use gcc_assert. Discard scops that contain unhandled cases.
28803 (build_scop_conditions): Return a boolean status for unhandled cases.
28804 (strip_mine_profitable_p): Print the loop number, not its depth.
28805 (is_interchange_valid): Pass the depth of the loop nest, don't
28806 recompute it wrongly.
28807 (graphite_trans_bb_block): Same.
28808 (graphite_trans_bb_block): Print tentative of loop blocking.
28809 (graphite_trans_scop_block): Do not print that the loop has been
28811 (graphite_transform_loops): Do not handle scops that contain condition
28814 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28816 AVX Programming Reference (December, 2008)
28817 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28818 (_mm256_stream_pd): Likewise.
28819 (_mm256_stream_ps): Likewise.
28821 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28822 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28823 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28824 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28825 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28826 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28827 (ix86_expand_special_args_builtin): Likewise.
28829 * config/i386/sse.md (AVXMODEDI): New.
28830 (avx_movnt<mode>): Likewise.
28831 (avx_movnt<mode>): Likewise.
28832 (<sse>_movnt<mode>): Remove AVX support.
28833 (sse2_movntv2di): Likewise.
28835 2009-01-07 Richard Guenther <rguenther@suse.de>
28837 PR middle-end/38751
28838 * fold-const.c (extract_muldiv): Remove obsolete comment.
28839 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28840 to PLUS_EXPR canonicalization for the canonicalization.
28842 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28844 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28845 hosted cross-compilers generating less efficient code.
28847 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28849 * function.h (rtl_data): Add a dbr_scheduled_p field.
28850 * reorg.c (dbr_schedule): Set it.
28851 (gate_handle_delay_slots): Check it.
28852 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28853 (mips_reorg): Check flag_delayed_branch instead of
28854 mips_base_delayed_branch.
28855 (mips_override_options): Don't set mips_base_delayed_branch
28856 or flag_delayed_branch.
28858 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28860 PR rtl-optimization/38426.
28861 * ira.c (ira): Set current_function_is_leaf earlier.
28863 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28865 PR rtl-optimization/38722
28866 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28867 too early, only set a flag and modify after last possible
28870 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28873 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28874 * real.c (decimal_single_format): Correct values of emin and emax.
28875 (decimal_double_format): Ditto.
28876 (decimal_quad_format): Ditto.
28877 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28878 computation of DECnn_MIN and DECnn_MAX for corrected values of
28879 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28880 __DECnn_MIN__, and adjust its computation for the corrected value
28883 2009-01-06 Jan Hubicka <jh@suse.cz>
28886 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28888 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28890 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28891 Add Robert Clark to the list of testers.
28893 2009-01-06 Jan Hubicka <jh@suse.cz>
28894 Kai Tietz <kai.tietz@onevision.com>
28896 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28897 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28899 2009-01-06 Jan Hubicka <jh@suse.cz>
28900 Kai Tietz <kai.tietz@onevision.com>
28902 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28904 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28905 (ix86_nsaved_regs): Count only general purpose regs.
28906 (ix86_nsaved_sseregs): New.
28907 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28908 to 16 for w64; compute padding and size of sse reg save area.
28909 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28910 general purpose regs.
28911 (ix86_emit_save_sse_regs_using_mov): New.
28912 (ix86_expand_prologue): Save SSE regs if needed.
28913 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28914 (ix86_emit_restore_sse_regs_using_mov): New.
28915 (ix86_expand_epilogue): Save SSE regs if needed.
28917 2009-01-06 Jan Hubicka <jh@suse.cz>
28918 Kai Tietz <kai.tietz@onevision.com>
28920 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28921 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28922 functions when accumulate outgoing args is off.
28924 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28927 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28928 before using pseudos_have_intersected_live_ranges_p.
28930 * ira-int.h (ira_assert): Always define.
28932 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28934 AVX Programming Reference (December, 2008)
28935 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28936 (_mm256_permute2_pd): Likewise.
28937 (_mm_permute2_ps): Likewise.
28938 (_mm256_permute2_ps): Likewise.
28939 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28940 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28942 * config/i386/i386.c (ix86_builtins): Remove
28943 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28944 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28945 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28946 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28947 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28948 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28949 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28950 __builtin_ia32_vpermil2ps256.
28951 (ix86_init_mmx_sse_builtins): Updated.
28952 (ix86_expand_args_builtin): Likewise.
28954 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28956 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28957 long absolute calls when generating PA 2.0 code.
28959 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28961 PR rtl-optimization/38583
28962 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28964 * params.def (ira-max-conflict-table-size): New.
28966 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28968 * ira.h (ira_conflicts_p): New external definition.
28970 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28971 table. Report this. Return result of building.
28972 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28973 building conflict table.
28975 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28976 (ira_color): Use ira_conflicts_p.
28978 * global.c: Include ira.h.
28979 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28982 * Makefile.in (global.o): Add ira.h.
28984 * ira-build.c (mark_all_loops_for_removal,
28985 propagate_some_info_from_allocno): New.
28986 (remove_unnecessary_allocnos): Call
28987 propagate_some_info_from_allocno.
28988 (remove_low_level_allocnos): New.
28989 (remove_unnecessary_regions): Add parameter. Call
28990 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28991 parameter to remove_unnecessary_regions.
28992 (ira_build): Remove all regions but root if the conflict table was
28993 not built. Update conflict hard regs for allocnos crossing calls.
28995 * ira.c (ira_conflicts_p): New global.
28996 (ira): Define and use ira_conflicts_p.
28998 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28999 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29000 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29002 2009-01-06 Ben Elliston <bje@au.ibm.com>
29004 * gengtype-lex.l (YY_NO_INPUT): Define.
29006 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29009 * c-common.c (handle_vector_size_attribute): Also reject
29010 BOOLEAN_TYPE types.
29012 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29014 PR tree-optimization/38492
29015 * graphite.c (rename_map_elt, debug_rename_elt,
29016 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29017 rename_map_elt_info, eq_rename_map_elts,
29018 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29019 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29020 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29021 (sese_build_livein_liveouts): New.
29022 (new_sese, free_sese): New.
29023 (new_scop): Call new_sese.
29024 (free_scop): Call free_sese.
29025 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29026 (register_old_new_names): Renamed register_old_and_new_names.
29027 (register_scop_liveout_renames, add_loop_exit_phis,
29028 insert_loop_close_phis, struct igp,
29029 default_liveout_before_guard, add_guard_exit_phis,
29030 insert_guard_phis, copy_renames): New.
29031 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29032 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29033 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29034 (scop_adjust_phis_for_liveouts): New.
29035 (gloog): Call scop_adjust_phis_for_liveouts.
29037 * graphite.h (struct sese): Documented. Added fields liveout,
29038 num_ver and livein.
29039 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29040 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29041 (struct scop): Added field liveout_renames.
29042 (SCOP_LIVEOUT_RENAMES): New.
29044 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29046 PR tree-optimization/38510
29047 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29048 (translate_clast): Call recompute_all_dominators before
29050 (gloog): Call recompute_all_dominators before graphite_verify.
29052 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29053 Jan Sjodin <jan.sjodin@amd.com>
29055 PR tree-optimization/38500
29056 * graphite.c (create_sese_edges): Call fix_loop_structure after
29059 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29061 * config.gcc: Add m32r*-*-rtems*.
29062 * config/m32r/rtems.h: New file.
29064 2009-01-05 Ben Elliston <bje@au.ibm.com>
29066 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29067 (.po.pox): Likewise.
29068 (po/gcc.pot): Likewise.
29070 2009-01-04 David S. Miller <davem@davemloft.net>
29072 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29073 (STARTING_FRAME_OFFSET): Always set to zero.
29075 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29077 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29078 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29079 fixed-point types, and vectors of the same.
29081 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29083 * config/mips/sync.md (*mb_barrier): Rename to...
29084 (*memory_barrier): ...this.
29086 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29088 * doc/extend.texi (Function Attributes): Move @cindex after @item
29089 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29090 and put in alphabetical order. Fix 'target' name and put in order.
29091 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29094 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29096 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29097 (memory_barrier): Expand as unspec instead of unspec_volatile.
29098 Remove mem:BLK from insn operands. Use Pmode scratch register.
29099 (*memory_barrier): Define as unspec instead of unspec_volatile.
29100 Use (match_dup 0) as input operand.
29102 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29103 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29104 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29105 scratch register. Remove operand 1.
29106 (*stbar): Define as unspec instead of unspec_volatile.
29107 Use (match_dup 0) as input operand, remove (const_int 8).
29108 (*membar): Define as unspec instead of unspec_volatile.
29109 Use (match_dup 0) as input operand, remove input operand 2.
29111 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29112 (memory_barrier): Expand as unspec instead of unspec_volatile.
29113 Remove mem:BLK from insn operands. Use Pmode scratch register.
29114 (*memory_barrier): Define as unspec instead of unspec_volatile.
29115 Use (match_dup 0) as input operand.
29117 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29118 Remove mem:BLK from insn operands. Use Pmode scratch register.
29119 Set volatile flag on operand 0.
29120 (*memory_barrier): New insn pattern.
29122 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29124 (*memory_barrier): Use (match_dup 0) as input operand.
29126 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29127 Remove mem:BLK from insn operands. Use Pmode scratch register.
29128 Set volatile flag on operand 0.
29129 (*mb_internal): New insn pattern.
29131 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29133 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29135 PR middle-end/38586
29136 * function.c (struct temp_slot): Move to the section of the file
29137 that deals with temp slots. Remove field 'address'.
29138 (temp_slot_address_table): New hash table of address -> temp slot.
29139 (struct temp_slot_address_entry): New struct, items for the table.
29140 (temp_slot_address_compute_hash, temp_slot_address_hash,
29141 temp_slot_address_eq, insert_temp_slot_address): Support functions
29143 (find_temp_slot_from_address): Rewrite to use the new hash table.
29144 (remove_unused_temp_slot_addresses): Remove addresses of temp
29145 slots that have been made available.
29146 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29147 worker function for remove_unused_temp_slot_addresses.
29148 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29149 Add the temp slot address to the address -> temp slot map.
29150 (update_temp_slot_address): Update via insert_temp_slot_address.
29151 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29152 (pop_temp_slots): Likewise.
29153 (init_temp_slots): Allocate the address -> temp slot map, or empty
29154 the map if it is already allocated.
29155 (prepare_function_start): Initialize temp slot processing.
29157 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29159 PR middle-end/38584
29160 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29161 Calculate the size of all stack vars assuming no packing of stack
29162 vars will happen, replacing a quadratic algorithm with a linear one.
29164 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29167 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29170 2009-01-03 Diego Novillo <dnovillo@google.com>
29172 * doc/contrib.texi: Update contributions.
29174 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29177 * builtins.c (fold_builtin_memory_op): Give up if either operand
29178 is volatile. Set srctype or desttype to non-qualified version
29182 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29183 and FUNCTION_DECLs.
29185 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29187 PR rtl-optimization/35805
29188 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29189 problem if fast dce is able to remove any instructions.
29190 * dce.c (dce_process_block): Fix dump message.
29192 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29195 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29197 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29199 PR middle-end/38690
29200 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29201 * tree-pretty-print.c (op_code_prio): New function.
29202 (op_prio): No longer static. Use op_code_prio.
29203 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29204 Use op_prio and op_code_prio to determine if () should be
29205 printed around operand(s) or not.
29207 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29208 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29209 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29210 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29211 pp_character instead of pp_string for single letter printing.
29213 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29215 * doc/extend.texi: Fix '#pragma GCC option' typo.
29217 2009-01-02 Richard Guenther <rguenther@suse.de>
29219 * doc/install.texi (--enable-checking): Mention different
29220 default for stage1.
29221 (--enable-stage1-checking): Document.
29223 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29225 PR middle-end/30142
29226 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29227 case to be an error.
29229 2009-01-02 Ben Elliston <bje@au.ibm.com>
29231 * config/fp-bit.h (pack_d): Constify argument.
29232 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29233 (isnan): Constify argument.
29235 (iszero): Likewise.
29236 (pack_d): Likewise.
29237 (_fpadd_parts): Constify return type.
29238 (_fpmul_parts): Likewise.
29239 (_fpdiv_parts): Likewise.
29241 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29244 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29245 warn about overwriting initializer with side-effects or
29246 -Woverride-init if !IMPLICIT.
29247 (output_init_element): Likewise. Pass IMPLICIT down to
29249 (process_init_element): Add IMPLICIT argument. Pass it down
29250 to output_init_element.
29251 (push_init_element, pop_init_level, set_designator): Adjust
29252 process_init_element callers.
29253 (set_nonincremental_init, set_nonincremental_init_from_string):
29254 Adjust add_pending_init callers.
29255 (output_pending_init_elements): Adjust output_init_element callers.
29256 * c-tree.h (process_init_element): Adjust prototype.
29257 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29258 process_init_element callers.
29261 Copyright (C) 2009 Free Software Foundation, Inc.
29263 Copying and distribution of this file, with or without modification,
29264 are permitted in any medium without royalty provided the copyright
29265 notice and this notice are preserved.