1 2009-10-19 Anatoly Sokolov <aesok@post.ru>
3 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4 cris_function_value_regno_p): New functions.
5 (cris_promote_function_mode): Update comment.
6 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
7 * config/cris/cris.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
8 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
9 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
11 2009-10-19 Jakub Jelinek <jakub@redhat.com>
13 * unwind-dw2.c (execute_stack_op): Fix operand order for
14 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
16 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
18 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
19 (lower_stmt) <GIMPLE_BIND>: Add comment.
20 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
22 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
23 Otherwise lower it and set cannot_fallthru to true.
24 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
25 <GIMPLE_CATCH, GIMPLE_EH_FILTER>; Set cannot_fallthru to false.
26 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
27 to true for a noreturn call. Do not remove statements.
28 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
29 Set cannot_fallthru to false on function exit.
30 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
31 <GIMPLE_ASSIGN>: Remove.
33 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
35 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
37 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
39 * config/s390/s390.c (s390_z10_optimize_cmp): Use
40 next/prev_active_insn to skip DEBUG_INSNs as well.
42 2009-10-19 Joseph Myers <joseph@codesourcery.com>
44 * config/arm/arm.c (output_move_neon): Use DImode in call to
47 2009-10-19 Matthias Klose <doko@ubuntu.com>
50 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
52 2009-10-19 Jakub Jelinek <jakub@redhat.com>
54 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM
57 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
60 * optabs.c (expand_binop): Make mode of shift count expression mode
61 of shift count not target.
64 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
66 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
67 case. Force using values to replace references within the statement.
68 (convert_local_reference_stmt): Likewise.
70 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
72 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
73 remove a subsequent GOTO or RETURN statement.
75 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
77 * config/avr.md (*movqi): Add zero as equally preferable constraint
81 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
83 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
85 2009-10-17 Richard Guenther <rguenther@suse.de>
87 * lto-streamer-in.c (lto_input_location): Try to reuse
90 2009-10-17 Richard Guenther <rguenther@suse.de>
92 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
93 operands in COMPONENT_REFs.
95 2009-10-17 Anatoly Sokolov <aesok@post.ru>
97 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
98 if not defined. Change type of second argument to const_rtx.
99 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
101 * targhooks.h (default_libcall_value): Update prototype.
102 * target.h (struct gcc_target): Change type of second argument of
103 libcall_value to const_rtx.
104 * config/arm/arm.c (arm_libcall_value): Change type of second argument
106 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
107 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
109 2009-10-17 Jakub Jelinek <jakub@redhat.com>
112 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
113 * cgraphunit.c (cgraph_optimize): Call it.
114 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
115 (dwarf2out_assembly_start): ... here. New hook.
116 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
117 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
119 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
120 * sdbout.c (sdb_debug_hooks): Likewise.
121 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
122 (vmsdbgout_assembly_start): New hook.
124 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
126 * rtl.h (RTL_LOCATION): Fix typo.
128 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
130 * print-rtl.c (print_rtx): Print locators in asm_operands
133 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
136 * sched-deps.c (depl_on_debug_p): New.
137 (attach_dep_link): Reject debug deps before nondebug deps.
138 (add_to_deps_list): Insert debug deps after nondebug deps.
139 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
141 (sd_add_dep): Do not reject debug deps.
142 (add_insn_mem_dependence): Don't count debug deps.
143 (remove_from_deps): Likewise.
144 (sched_analyze_2): Set up mem deps on debug insns.
145 (sched_analyze_insn): Record reg uses for deps on debug insns.
146 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
147 try_ready nondebug insn after debug insn.
148 * ddg.c (create_ddg_dep_from_intra_loop_link,
149 create_ddg_dep_no_link): Don't reject debug deps.
151 2009-10-16 Richard Guenther <rguenther@suse.de>
153 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
154 (maybe_merge_incomplete_and_complete_type): Likewise.
155 (lto_symtab_merge): Do not call them. Do not warn for
156 complete vs. incomplete compatible types.
157 (lto_symtab_merge_decls_2): Simplify.
158 * gimple.c (gimple_force_type_merge): Remove.
159 (gimple_types_compatible_p): Make it static.
160 * gimple.h (gimple_force_type_merge): Remove.
161 (gimple_types_compatible_p): Likewise.
163 2009-10-16 Jakub Jelinek <jakub@redhat.com>
165 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
166 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
168 2009-10-16 Richard Guenther <rguenther@suse.de>
170 PR tree-optimization/41728
171 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
172 if fold_stmt did anything.
174 2009-10-16 Richard Guenther <rguenther@suse.de>
177 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
178 (maybe_fixup_handled_component): New function.
179 (input_gimple_stmt): Fixup mismatched decl replacements.
181 2009-10-16 Richard Guenther <rguenther@suse.de>
184 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
185 the same as VAR_DECL.
187 2009-10-16 Richard Guenther <rguenther@suse.de>
189 * gimple.c (iterative_hash_gimple_type): For integer types
190 also hash their minimum and maximum values and the string flag.
191 For array types hash their domain and the string flag.
193 2009-10-16 Richard Guenther <rguenther@suse.de>
195 * gimple.c (gimple_types_compatible_p): Restrict completing
196 types to record or unions. Simplify completion.
197 Do not merge records or unions with different
198 TYPE_STRUCTURAL_EQUALITY_P tag.
199 (iterative_hash_gimple_type): Restrict non-recursing into
200 pointer targets for records and unions.
202 2009-10-15 Jakub Jelinek <jakub@redhat.com>
205 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
206 * dwarf2out.c (mem_loc_descriptor): Don't handle
207 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
208 punt if it is not lowpart subreg or if inner mode isn't
211 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
213 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
214 investigating previous or next insns.
216 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
218 * tree-sra.c (build_ref_for_offset_1): Update comment.
220 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
222 * config/s390/s390.md (atype): Added missing values.
224 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
227 * pa.md (casesi): Use sign extended index in call to
229 (casesi64p): Update pattern to reflect above.
231 2009-10-15 Steve Ellcey <sje@cup.hp.com>
233 PR rtl-optimization/41697
234 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
236 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
239 * config/rs6000/predicates.md: Update copyright year.
240 * config/rs6000/altivec.md: Ditto.
242 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
243 (MD_INCLUDES): Add a2.md.
245 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
246 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
247 (builtin_classify): New static vector to classify various builtins
248 to get the tree attributes correct.
249 (def_builtin): Set the attributes of builtins based on what the
250 builtin does (i.e. memory operation, floating point, saturation
251 need special attributes, others are pure functions).
253 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
255 (enum rs6000_builtins): Include rs6000-builtin.def to define the
256 builtins. Change the end marker to MAX_RS6000_BUILTINS from
257 RS6000_BUILTIN_COUNT.
258 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
261 * config/rs6000/rs6000-builtin.def: New file that combines the
262 builtin enumeration name and attributes.
264 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
266 * config/i386/linux.h (ASM_SPEC): Add --32.
268 2009-10-15 Jakub Jelinek <jakub@redhat.com>
270 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
271 and DW_TAG_template_alias.
272 (dwarf_attr_name): Handle DW_AT_main_subprogram,
273 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
274 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
275 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
276 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
277 and DW_AT_GNU_odr_signature.
278 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
279 DW_FORM_flag_present and DW_FORM_ref_sig8.
280 (output_signature): Only print name on the first byte.
281 (output_die): Likewise for dw_val_class_data8.
283 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
285 * doc/invoke.texi: Clarify that most optimizations are not enabled
288 2009-10-15 Richard Guenther <rguenther@suse.de>
291 * gimple.c (compare_type_names_p): Handle anonymous names
292 differently based on new mode argument.
293 (gimple_types_compatible_p): For structs also compare the tags.
294 (iterative_hash_type_name): Rename to ...
295 (iterative_hash_name): ... this. Hash all names.
296 (iterative_hash_gimple_type): Fix hashing the struct tag of
297 pointer targets. Hash field decl names.
299 2009-10-15 Richard Guenther <rguenther@suse.de>
302 * gimple.c (gimple_get_alias_set): Avoid recursing on
303 invalid type topology.
305 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
307 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
309 2009-10-15 Richard Guenther <rguenther@suse.de>
311 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
313 2009-10-15 Jakub Jelinek <jakub@redhat.com>
315 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
316 add --with-tune{,-32,-64} configured default for -mtune if explicit
319 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
321 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
324 2009-10-14 DJ Delorie <dj@redhat.com>
326 * config/h8300/h8300.c (F): New.
328 (h8300_emit_stack_adjustment): Call them.
330 (h8300_push_pop): Likewise.
331 (h8300_expand_prologue): Likewise.
332 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
333 (MUST_USE_SJLJ_EXCEPTIONS): Define.
334 (INCOMING_RETURN_ADDR_RTX): Define.
335 (INCOMING_FRAME_SP_OFFSET): Define.
336 (DWARF_CIE_DATA_ALIGNMENT): Define.
338 2009-10-14 Jakub Jelinek <jakub@redhat.com>
340 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
341 fields in builtin structs.
342 (finalize_record_size): Likewise.
344 2009-10-14 Richard Guenther <rguenther@suse.de>
346 * gimple.c (gtc_ob): New global.
347 (struct type_pair_d): Replace pointers with type UIDs.
348 (type_pair_hash): Adjust.
349 (type_pair_eq): Likewise.
350 (lookup_type_pair): Likewise. Allocate from an obstack.
351 (gimple_force_type_merge): Adjust.
352 (gimple_types_compatible_p): Likewise.
353 (free_gimple_type_tables): Free the obstack.
355 2009-10-14 Jakub Jelinek <jakub@redhat.com>
357 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
358 stmts setting DEBUG_EXPR_DECLs.
360 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
361 Don't crash if mode1 is VOIDmode.
363 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
365 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
366 * params.h (IRA_LOOP_RESERVED_REGS): New
367 * tree-pass.h (pass_subregs_of_mode_init,
368 pass_subregs_of_mode_finish): Remove.
369 * passes.c (pass_subregs_of_mode_init,
370 pass_subregs_of_mode_finish): Remove.
371 (pass_reginfo_init): Move before loop optimizations.
372 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
373 * common.opt (fira-loop-pressure): New.
374 * toplev.h (flag_ira_loop_pressure): New.
375 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
377 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
378 Make external and void type functions.
379 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
380 pass_subregs_of_mode_finish): Remove.
381 * ira-costs.c (init_costs): Call init_subregs_of_mode.
382 * regmove.c: Include ira.h.
383 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
384 register pressure calculation in loops.
385 * loop-invariant.c: Include REGS_H and ira.h.
386 (struct loop_data): New members max_reg_pressure, regs_ref, and
388 (struct invariant): New member orig_regno.
389 (curr_loop): New variable.
390 (find_exits): Initialize regs_ref and regs_live.
391 (create_new_invariant): Initialize orig_regno.
392 (get_cover_class_and_nregs): New.
393 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
394 array. Add code for flag_ira_loop_pressure.
395 (gain_for_invariant): Make new_regs an array. Add code for
396 flag_ira_loop_pressure.
397 (best_gain_for_invariant): Ditto.
398 (set_move_mark): New parameter gain. Use it for debugging output.
399 (find_invariants_to_move): Make regs_needed and new_regs an array.
400 Add code for flag_ira_loop_pressure.
401 (move_invariant_reg): Set up orig_regno.
402 (move_invariants): Set up reg classes for pseudos for
403 flag_ira_loop_pressure.
404 (free_loop_data): Clear regs_ref and regs_live.
405 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
406 get_regno_cover_class, change_pressure, mark_regno_live,
407 mark_regno_death, mark_reg_store, mark_reg_clobber,
408 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
409 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
410 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
411 register pressure calculation in loops if new regs were added.
412 Call finish_subregs_of_mode.
413 * opts.c (decode_options): Set up flag_ira_loop_pressure.
414 * Makefile.in (loop-invariant.o): Add ira.h.
416 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
418 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
420 2009-10-14 Richard Guenther <rguenther@suse.de>
422 * lto-symtab.c (lto_symtab_compatible): Fold in ...
423 (lto_symtab_merge): ... here. Rewrite both to take the
424 prevailing and a to-be-merged entry and to queue diagnostics
426 (lto_symtab_resolve_replaceable_p): New predicate for
428 (lto_symtab_resolve_can_prevail_p): Likewise.
429 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
430 handles merging commons by choosing the largest decl. Fold
431 in code that gives ODR errors.
432 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
434 (lto_symtab_merge_decls_1): Re-structure. Deal with the
435 case of no prevailing decl here. Diagnose mismatches
436 in object types here. Drop all but the prevailing decls.
437 (lto_symtab_prevailing_decl): Return the single prevailing decl.
438 * lto-streamer-in.c (lto_input_tree_ref): Deal with
439 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
441 2009-10-14 Richard Guenther <rguenther@suse.de>
444 * lto-streamer-in.c (input_bb): Replace debug stmts with
445 nops instead of dropping them.
447 2009-10-14 Nick Clifton <nickc@redhat.com>
449 * gcc/doc/extended.texi: Replace the dash character with
450 @minus{} in situations where it is being used as a minus
452 * gcc/doc/tm.texi: Likewise.
453 * gcc/doc/md.texi: Likewise.
455 2009-10-14 Jakub Jelinek <jakub@redhat.com>
457 PR preprocessor/41543
458 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
459 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
460 * tree.c: Include intl.h.
461 (expand_location): Handle BUILTINS_LOCATION.
462 * Makefile.in (tree.o): Depend on intl.h.
465 * dwarf2out.c (dwarf2out_var_location): Always clear
466 last_postcall_label when changing last_label.
468 2009-10-14 Pascal Obry <obry@adacore.com>
470 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
471 (process_command): Handle -E as done with -c and -S. Do not add
472 the target executable suffix to the output file when -E is used.
473 (main): Adjust error message accordingly.
475 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
481 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
483 (tree_code_size): Likewise.
485 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
487 * builtins.c (fold_builtin_1): Support complex "arc" functions.
488 * real.h (HAVE_mpc_arc): Define.
490 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
492 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
493 (struct builtin_description): Add fndecl field.
494 (bdesc): Remove const qualifier. Update initializer.
495 (sh_media_init_builtins): Remove const qualifier for d. Record
496 the result of add_builtin_function to the fndecl field.
497 (sh_builtin_decl): New.
498 (sh_media_builtin_decl): New.
500 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
503 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
504 requests between special registers.
506 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
508 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
510 2009-10-13 Richard Henderson <rth@redhat.com>
512 PR tree-optimization/41377
513 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
514 (cleanup_empty_eh_merge_phis): New change_region parameter;
515 pass it on to redirect_eh_edge_1. Update callers.
516 (cleanup_empty_eh_unsplit): Don't require an existing EH label
517 at the destination block.
519 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
521 * passes.c (register_pass): Replaced gcc_unreachable by
522 fatal_error on failure. Mentions plugins in comments & messages.
524 2009-10-13 Jakub Jelinek <jakub@redhat.com>
527 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
528 * sched-vis.c (print_value): Use it.
529 * cselib.c (cselib_hash_rtx): Likewise.
530 * print-rtl.c (print_rtx): Likewise.
531 * cfgexpand.c (expand_debug_rtx): Likewise.
532 * var-tracking.c (vt_expand_loc_callback): Likewise.
534 2009-10-13 Richard Guenther <rguenther@suse.de>
537 * opts.c (handle_option): Split out code to handle setting
538 the options flag var ...
539 (set_option): ... here.
540 * opts.h (set_option): Declare.
541 * lto-opts.c (register_user_option_p): Include -fexceptions
542 and all position independent code variants.
543 (handle_common_option): Remove.
544 (lto_reissue_options): Use set_option.
546 2009-10-13 Martin Jambor <mjambor@suse.cz>
548 PR tree-optimization/41661
549 * ipa-prop.c (compute_complex_pass_through): Allow only operations
550 that are tcc_comparisons or do not change the type in any
552 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
553 folding tcc_comparison operations.
555 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
557 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
560 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
566 * tree.def (DEBUG_EXPR_DECL): New.
567 * rtl.def (DEBUG_EXPR): New.
568 * gengtype.c (adjust_field_rtx_def): Handle it.
569 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
570 (insert_debug_temp_for_var_def): ... this. Drop support for
571 moving. Take iterator for def stmt; insert debug stmt before it.
572 Scan early for use count and kind in debug stmts.
573 (propagate_defs_into_debug_stmts): Rename to...
574 (insert_debug_temps_for_defs): ... this. Likewise.
575 * tree.h (DEBUG_TEMP_UID): New.
576 * tree.c (next_debug_decl_uid): New.
577 (make_node_stat): Count debug decls separately.
578 (copy_node_stat): Likewise.
579 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
580 * var-tracking.c (dv_is_decl_p): Recognize it.
581 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
582 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
583 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
584 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
585 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
586 (cselib_hash_rtx): Likewise.
587 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
588 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
590 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
591 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
592 * rtl.c (copy_rtx): Likewise.
593 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
594 * print-rtl.c (print_rtx): Likewise.
595 * sched-vis.c (print_value): Likewise.
596 (print_insn): Handle DEBUG_EXPR_DECL.
597 * tree-dump.c (dequeue_and_dump): Likewise.
598 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
599 * gimple-iterator (gsi_replace): Check for same lhs.
600 (gsi_remove): Insert debug temps.
601 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
602 (move_computations_stmt): Drop explicit propagation into debug stmts.
603 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
604 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
605 * tree-ssa-sink.c (statement_sink_location): Likewise.
606 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
607 * tree-ssanames.c (release_ssa_name): Adjust for rename.
608 * tree-flow.h: Likewise.
609 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
610 debug temps without values.
611 (eliminate_unnecessary_stmts): Don't discard just-inserted
614 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
617 * config/cris/cris.md (andu): Check that operand 1 is one of the
618 general registers. Fix typo in head comment.
620 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
622 * config/i386/i386.md (vswapmov): New.
623 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
624 (ix86_function_ms_hook_prologue): New.
625 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
626 * configure.ac: Test for swap suffix support in as.
627 * configure: Rebuild.
629 2009-10-12 Jakub Jelinek <jakub@redhat.com>
632 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
633 paradoxical subregs to prevent partial register stalls if the inner
634 mode is integer mode.
636 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
638 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
640 2009-10-12 Dodji Seketeli <dodji@redhat.com>
643 * gcc/dwarf2out.c (template_parameter_pack_die,
644 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
646 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
649 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
651 (maybe_register_def): Likewise. Take stmt iterator.
652 (rewrite_update_stmt): Take stmt iterator and pass it on.
653 (rewrite_update_enter_block): Pass stmt iterator.
655 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
657 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
658 (spu_builtin_decl): New function.
660 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
662 * config/i386/i386.md (SWIM): New mode iterator.
663 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
664 using SWIM mode iterator.
665 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
666 patterns using SWI48 mode iterator.
667 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
668 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
669 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
670 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
671 patterns using SWI248 mode iterator.
672 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
673 gen_x86_movdicc_0_m1_rex64 for renamed function
675 2009-10-11 Jose Ruiz <ruiz@adacore.com>
676 Eric Botcazou <ebotcazou@adacore.com>
679 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
680 * config/sparc/sol2-unwind.h: New file.
682 2009-10-11 Olivier Hainque <hainque@adacore.com>
683 Eric Botcazou <ebotcazou@adacore.com>
686 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
687 * config/i386/sol2-unwind.h: New file.
689 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
692 * config/i386/i386.md (addsi_1_zext): Get the proper second
695 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
697 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
698 all OLD_RTXes, not just REGs. Use copy_rtx to create the
701 2009-10-11 Richard Guenther <rguenther@suse.de>
703 * gimple.c (iterative_hash_type_name): Do not handle special
706 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
708 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
709 (*setcc_si_1_and): Ditto.
710 (*setcc_si_1_movzbl): Ditto.
711 (*setcc_<mode>_2): Ditto.
712 (*setcc_qi): Rename from *setcc_1.
713 (*setcc_qi_slp): Rename from *setcc_2.
715 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
716 (*zero_extendqisi2_movzbw_and splitter): Ditto.
718 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
719 "if" condition, there is already assert with reload_completed present.
721 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
723 * plugin.c (try_init_one_plugin): Improve constness of variable err.
725 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
727 * doc/install.texi (Final install): Refer to
728 http://gcc.gnu.org/bugs/ for bug reporting.
730 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
732 * configure.ac: Add test for dci instruction.
733 * configure: Regenerate.
734 * config.in: Likewise.
735 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
736 * doc/invoke.texi: Add cpu_type 476 and 476fp.
737 (-mmulhw): Add 476 to description.
739 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
740 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
741 (processor_target_table): Add 476 and 476fp entries.
742 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
743 (rs6000_issue_rate): Add CPU_PPC476.
744 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
745 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
746 (processor_type): Add PROCESSOR_PPC476.
747 (EXTRA_SPECS): Add asm_cpu_476 string.
748 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
749 (define_attr "cpu"): Add ppc476.
751 Update comments for 476.
752 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
753 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
754 Update copyright year.
755 * config/rs6000/476.md: New file.
756 * config/rs6000/40x.md: Add description for "isel" attribute.
757 Update copyright year.
758 * config/rs6000/440.md: Likewise.
759 * config/rs6000/603.md: Likewise.
760 * config/rs6000/6xx.md: Likewise.
761 * config/rs6000/7450.md: Likewise.
762 * config/rs6000/7xx.md: Likewise.
763 * config/rs6000/8540.md: Likewise.
764 * config/rs6000/cell.md: Likewise.
765 * config/rs6000/e300c2c3.md: Likewise.
766 * config/rs6000/e500mc.md: Likewise.
767 * config/rs6000/mpc.md: Likewise.
768 * config/rs6000/power4.md: Likewise.
769 * config/rs6000/power5.md: Likewise.
770 * config/rs6000/power6.md: Likewise.
771 * config/rs6000/power7.md: Likewise.
772 * config/rs6000/rios1.md: Likewise.
773 * config/rs6000/rios2.md: Likewise.
774 * config/rs6000/rs64.md: Likewise.
776 2009-10-10 Richard Guenther <rguenther@suse.de>
778 PR tree-optimization/41654
779 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
780 a cond expr before calling gimple_cond_set_condition_from_tree.
781 (ifcombine_iforif): Likewise.
783 2009-10-09 Ian Lance Taylor <iant@google.com>
785 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
786 * configure: Rebuild.
788 2009-10-09 Neil Vachharajani <nvachhar@google.com>
790 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
793 2009-10-09 Richard Guenther <rguenther@suse.de>
796 * target-def.h (TARGET_BUILTIN_DECL): Define.
797 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
798 * target.h (struct gcc_target): Add builtin_decl target hook.
799 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
800 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
802 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
804 (lto_output_builtin_tree): Sorry if the target does not support
805 streaming target builtins.
806 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
807 (rs6000_builtin_decl): New function.
808 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
809 (ix86_builtin_decl): New function.
811 2009-10-09 Jakub Jelinek <jakub@redhat.com>
813 PR preprocessor/41445
814 * c-ppoutput.c (do_line_change): New function.
815 (cb_line_change): Use it.
816 (scan_translation_unit): Call do_line_change if
817 avoid_paste or PREV_WHITE and token location is on a different line
821 * dwarf2out.c (dwarf2out_init): Test whether
822 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
825 PR rtl-optimization/41646
826 * calls.c (expand_call): For BLKmode types returned in registers
827 avoid likely spilled hard regs in copy_blkmode_from_reg generated
830 2009-10-09 Richard Guenther <rguenther@suse.de>
832 PR tree-optimization/41634
833 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
834 we remove the correct elements.
835 (optimize_stmt): Make sure to update stmt operands before
836 optimizing redundancies.
838 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
840 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
842 2009-10-09 Richard Guenther <rguenther@suse.de>
845 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
847 (lto_wrapper_exit): New function.
849 (fatal_perror): Likewise.
850 (fork_execute): Use global args_name, do not free it.
851 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
852 * lto-streamer.h: Remove duplicate prototypes.
854 2009-10-09 Richard Guenther <rguenther@suse.de>
856 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
857 before calling stmt_can_throw_external.
859 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
861 PR tree-optimization/40071
862 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
863 pointer if the original data reference doesn't conflict with the
864 created vector data reference. Fix long line.
866 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/i386.md (any_div): New code iterator.
869 (u): Handle div and udiv.
871 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
873 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
874 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
875 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
876 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
878 2009-10-08 Joseph Myers <joseph@codesourcery.com>
880 * gcc.c (main): Remove trailing "." from diagnostics.
882 2009-10-08 Cary Coutant <ccoutant@google.com>
884 Add support for debugging with ICF (Identical Code Folding).
885 * calls.c (debug.h): New #include.
886 (emit_call_1): Call virtual_call_token debug hook.
887 * common.opt (-fenable-icf-debug): New option.
888 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
889 locations in the source).
890 (poc_label_num): New variable.
891 (dcall_entry, vcall_entry): New typedefs.
892 (dcall_table, vcall_table): New variables.
893 (struct vcall_insn): New type.
894 (vcall_insn_table): New variable.
895 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
896 (size_of_dcall_table): New function.
897 (output_dcall_table): New function.
898 (size_of_vcall_table): New function.
899 (output_vcall_table): New function.
900 (dwarf2out_direct_call): New function.
901 (vcall_insn_table_hash): New function.
902 (vcall_insn_table_eq): New function.
903 (dwarf2out_virtual_call_token): New function.
904 (dwarf2out_virtual_call): New function.
905 (dwarf2out_init): Allocate new tables and sections.
906 (prune_unused_types): Mark DIEs referenced from direct call table.
907 (dwarf2out_finish): Output direct and virtual call tables.
908 * final.c (final_scan_insn): Call direct_call and virtual_call
910 * debug.h (struct gcc_debug_hooks): Add direct_call,
911 virtual_call_token, virtual_call hooks.
912 (debug_nothing_uid): New function.
913 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
914 (debug_nothing_uid): New function.
915 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
916 (xcoff_debug_hooks): Likewise.
917 * sdbout.c (sdb_debug_hooks): Likewise.
918 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
919 * doc/invoke.texi (-fenable-icf-debug): New option.
921 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
924 * regmove.c (regmove_backward_pass): Replace src with dst in the
925 debug insn, and check for dst before rather than after.
927 2009-10-08 Janis Johnson <janis187@us.ibm.com>
929 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
930 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
932 2009-10-08 Jan Hubicka <jh@suse.cz>
935 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
936 do not mark cgraph nodes as needed.
937 (record_references_in_initializer): Add new only_vars parameter.
938 * cgraph.h (record_references_in_initializer): New parameter.
939 * varasm.c (assemble_variable): Update call.
940 * varpool.c (varpool_analyze_pending_decls): Always look for
943 2009-10-08 Anatoly Sokolov <aesok@post.ru>
945 * config/avr/avr.c (last_insn_address) Remove variable.
946 (expand_prologue): Don't initialise last_insn_address variable.
947 (final_prescan_insn): Don't output insn size.
948 * config/avr/avr.opt (msize): Remove switch.
949 * doc/invoke.texi (AVR Options): Remove documentation of -msize
952 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
954 * combine.c (label_tick_ebb_start): Fix comment.
955 (combine_instructions): Set label_tick and label_tick_ebb_start before
956 calling setup_incoming_promotions. Start them from 1. Increment
957 label_tick instead of deriving it from the BB index. Rather than
958 comparing ticks use the block from the previous iteration to decide
959 whether to start a new EBB. Remove empty lines before function.
961 2009-10-08 Michael Matz <matz@suse.de>
964 * builtins.c (fold_builtin_isascii): Use fold_build2.
965 (fold_builtin_isdigit): Ditto.
966 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
967 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
968 remove_useless_stmts_cond, remove_useless_stmts_tf,
969 remove_useless_stmts_tc, remove_useless_stmts_bind,
970 remove_useless_stmts_goto, remove_useless_stmts_label,
971 remove_useless_stmts_1, remove_useless_stmts,
972 pass_remove_useless_stmts): Remove.
973 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
974 * passes.c (init_optimization_passes): Don't add
975 pass_remove_useless_stmts.
976 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
977 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
979 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
980 for static constants.
981 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
982 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
984 2009-10-08 Richard Guenther <rguenther@suse.de>
986 * gimple.c (free_gimple_type_tables): New function.
987 * gimple.h (free_gimple_type_tables): Declare.
989 2009-10-07 Mark Heffernan <meheff@google.com>
991 * ipa-prop.c (ipa_print_node_params) Only print
992 names of named arguments.
994 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
996 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
997 being statically linked.
999 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1001 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1003 2009-10-08 Jan Hubicka <jh@suse.cz>
1006 * ipa.c (cgraph_externally_visible_p,
1007 function_and_variable_visibility,
1008 whole_program_function_and_variable_visibility): Skip non-finalized
1011 2009-10-08 Nick Clifton <nickc@redhat.com>
1013 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1016 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1019 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1021 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1024 * c-common.c (c_fully_fold_internal): Strip nops from the result
1025 of recursive calls to c_fully_fold_internal.
1026 (c_wrap_maybe_const): New.
1027 (c_save_expr): Use c_wrap_maybe_const.
1028 * c-common.h (c_wrap_maybe_const): Declare.
1029 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1030 build_binary_op): Use c_wrap_maybe_const.
1032 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1034 * real.c: Fix comment to reflect actual exponent size.
1036 2009-10-08 Ben Elliston <bje@au.ibm.com>
1038 * config/rs6000/a2.md: Add FSF comment header.
1040 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/i386.md (any_extend): New code iterator.
1043 (u, s): New code attributes.
1045 (DWIH): Rewrite as code iterator for SI and DI modes.
1046 (DWI): Rewrite as mode attribute.
1047 (dwi): New mode attribute.
1048 (di): Depend on SI mode and DI mode.
1049 (doubleint_general_operand): Remove mode attribute.
1051 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1054 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1055 (*sub<mode>3_doubleword): Ditto.
1057 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1058 using SWIM248 mode iterator.
1059 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1060 using SWI48 mode iterator.
1061 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1062 patterns using DWIH mode iterator and any_extend code iterator.
1063 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1064 using any_extend code iterator.
1065 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1066 patterns using DWIH mode iterator and any_extend code iterator.
1067 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1068 using any_extend code iterator.
1069 (<s>mul<mode>3_highpart): Macroize expander from
1070 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1071 and any_extend code iterator.
1072 (*<s>muldi3_highpart_1): Macroize insn from
1073 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1074 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1075 patterns using any_extend code iterator.
1076 (*<s>mulsi3_highpart_zext): Macroize insn from
1077 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1079 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1081 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1082 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1083 refering to a DIE with DW_AT_const_value.
1085 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1088 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1090 2009-10-06 Jan Hubicka <jh@suse.cz>
1092 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1095 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1098 *lea_2_rex64): Move before *add<mode>_1 pattern.
1100 2009-10-07 Jan Hubicka <jh@suse.cz>
1102 * collect2.c (main): Add -fno-whole-program.
1103 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1105 2009-10-07 Jan Hubicka <jh@suse.cz>
1107 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1108 has no address taken.
1109 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1111 (cgraph_clone_node): Clear externally_visible flag for clones.
1112 * cgraph.h (cgraph_only_called_directly_p,
1113 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1114 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1115 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1116 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1117 ipcp_insert_stage): Likwise.
1118 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1119 externally_visible flag.
1120 (verify_cgraph_node): Verify that inline clones look right.
1121 (process_function_and_variable_attributes): Do not set
1122 externally_visible flags.
1123 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1125 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1127 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1128 clear externally_visible when turning into inline clones
1129 (cgraph_mark_inline_edge): Use new predicates.
1130 (cgraph_estimate_growth): Likewise.
1131 (cgraph_decide_inlining): Likewise.
1132 * ipa.c (cgraph_postorder): Likewise.
1133 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1134 that inline clones are not needed.
1135 (cgraph_externally_visible_p): New predicate.
1136 (function_and_variable_visibility): Add whole_program parameter;
1137 always set externally_visible flag; handle COMDAT function
1139 (local_function_and_variable_visibility): New function.
1140 (gate_whole_program_function_and_variable_visibility): New function.
1141 (whole_program_function_and_variable_visibility): New function.
1142 (pass_ipa_whole_program_visibility): New function.
1143 * passes.c (init_optimization_passes): Add whole program visibility
1145 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1146 not care about needed/reachable flags.
1147 * varpool.c: Include flags.h
1148 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1149 (varpool_finalize_decl): When we are in LTO read-back, all variables
1151 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1153 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1155 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1158 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1160 * config.gcc: Don't include the makefile fragments intended for
1162 * config/s390/fixdfdi.h: File removed.
1163 * config/s390/libgcc-glibc.ver: File removed.
1164 * config/s390/s390.h: Remove the fixdfdi.h hack.
1165 * config/s390/t-crtstuff: File moved to libgcc dir.
1166 * config/s390/t-linux: Likewise.
1167 * config/s390/t-tpf: libgcc specific parts removed.
1168 * config/s390/t-linux64: Likewise.
1170 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1172 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1173 (lto-compress.o): Likewise.
1175 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1178 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1179 dllexport to class members here.
1180 (i386_pe_determine_dllimport_p): Only check static class data for
1182 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1183 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1184 functions for vague linkage.
1185 (i386_pe_type_dllexport_p): Fix formatting.
1186 (maybe_add_dllexport) New function.
1187 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1190 2009-10-07 Ben Elliston <bje@au.ibm.com>
1192 * config/rs6000/a2.md: Remove duplicated lines.
1194 2009-10-07 Ben Elliston <bje@au.ibm.com>
1196 * config.gcc (powerpc*-*-*): Handle a2.
1197 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1198 * config/rs6000/a2.md: New file.
1199 * config/rs6000/rs6000.opt (mno-update): New.
1200 (mupdate): Return to using a mask, not a var.
1201 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1202 (enum processor_type): Add PROCESSOR_PPCA2.
1203 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1204 (rs6000_override_options): Add "a2" to processor_target_table.
1205 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1206 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1208 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1210 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1211 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1212 reference to nonexistent gen_truncxfxf2 function.
1214 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1217 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1218 (general_operand): Handle TI mode.
1219 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1220 using SDWIM mode iterator.
1221 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1222 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1223 using DWI mode iterator.
1224 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1225 patterns using SWI mode iterator.
1226 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1227 using SWI48 mode iterator.
1228 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1229 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1230 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1231 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1232 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1233 using SDWIM mode iterator.
1234 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1235 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1236 using DWI mode iterator.
1237 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1238 patterns using SWI mode iterator.
1239 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1240 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1241 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1242 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1243 patterns using plusminus code iterator.
1244 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1245 sub<mode>3 patterns using plusminus code iterator.
1246 * config/i386/i386.c (override_options): Update the call to
1247 gen_subdi_carry_rex64 for renamed function.
1248 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1249 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1250 calls to instruction expanders.
1252 2009-10-06 Martin Jambor <mjambor@suse.cz>
1255 * opts.c (decode_options): Run IPA-SRA at -O2.
1257 2009-10-06 Richard Guenther <rguenther@suse.de>
1259 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1261 2009-10-06 Tobias Burnus <burnus@net-b.de>
1264 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1265 -flto and -fwhole-program flags can be combined.
1267 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1270 * gcc.c (process_command): Check that -o argument was specified.
1272 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1274 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1276 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1278 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1279 * doc/invoke.texi (Warning Options): Annotate allowed languages
1280 for -Wunsuffixed-float-constants.
1282 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1284 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1285 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1286 same name and isn't the main variant.
1289 * dwarf2out.c (loc_by_reference): Removed.
1290 (dw_loc_list_1): New function.
1291 (dw_loc_list): Remove toplev argument, add want_address argument.
1292 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1293 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1294 want_address == 2 to dw_loc_list. For successful dw_loc_list
1295 set have_address to 1 only if want_address is not 0.
1297 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1299 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1300 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1301 a code block followed by two pointers.
1302 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1303 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1304 (MIPS_MOVE): Likewise.
1305 (MIPS_LUI): Likewise.
1306 (MIPS_JR): Likewise.
1307 (MIPS_BAL): Likewise.
1308 (MIPS_NOP): Likewise.
1309 (mips_asm_trampoline_template): Delete.
1310 (mips_trampoline_code_size): New function.
1311 (mips_trampoline_init): Add shorter sequences for all cases
1312 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1313 Calculate the opcodes directly, rather than copying from a template.
1314 Only flush the code part of the trampoline.
1315 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1317 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1319 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1320 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1321 (INCOMING_RETURN_ADDR_RTX): Likewise.
1322 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1324 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1325 with RETURN_ADDR_REGNUM.
1326 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1327 * config/mips/mips.c (mips16_build_call_stub): Replace
1328 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1329 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1330 (mips_print_operand_punctuation): Likewise.
1331 (mips_frame_set): Likewise.
1332 (mips16e_output_save_restore): Likewise.
1333 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1334 (mips_save_reg_p): Likewise.
1335 (mips_return_addr): Likewise.
1336 (mips_set_return_address): Likewise.
1337 (mips_direct_save_slot_move_p): Likewise.
1338 (mips_output_function_prologue): Likewise.
1339 (mips_restore_reg): Likewise.
1340 (mips_expand_epilogue): Likewise.
1341 (mips_epilogue_uses): Likewise.
1342 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1343 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1344 (clear_hazard_<mode>): Likewise.
1345 (call_internal): Likewise.
1346 (call_internal_direct): Likewise.
1347 (call_direct_split): Likewise.
1348 (call_value_internal): Likewise.
1349 (call_value_split): Likewise.
1350 (call_value_internal_direct): Likewise.
1351 (call_value_direct_split): Likewise.
1352 (call_value_multiple_internal): Likewise.
1353 (call_value_multiple_split): Likewise.
1355 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1356 Jakub Jelinek <jakub@redhat.com>
1358 PR rtl-optimization/41511
1359 * combine.c (record_value_for_reg): Pass explicit values as argument
1360 to get_last_value_validate.
1361 (get_last_value_validate): Document INSN parameter.
1362 For non-readonly MEMs, assume they might have been modified if INSN
1363 was in another basic block.
1364 (get_last_value): Minor reformatting.
1366 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1369 * final.c (asm_str_count): Split out from asm_insn_count.
1370 * rtl.h (asm_str_count): New prototype.
1371 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1374 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1376 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1378 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1379 Rafael Espindola <espindola@google.com>
1381 * gengtype.c (write_types): Moved call to write_func_for_structure
1382 into seperate loops.
1384 2009-10-05 Richard Guenther <rguenther@suse.de>
1387 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1388 (input_cgraph_1): Input toplevel asms.
1390 2009-10-05 Richard Guenther <rguenther@suse.de>
1393 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1394 (external_aggregate_decl_p): Likewise.
1395 (lto_symtab_compatible): Re-structure. Remove dead code.
1396 For variables ignore toplevel qualifiers when comparing types.
1397 Issue warnings, not errors for mismatched user-alignment.
1399 2009-10-05 Richard Guenther <rguenther@suse.de>
1403 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1404 (struct lto_symtab_identifier_def): Likewise.
1405 (struct lto_symtab_decl_def): Likewise.
1406 (struct lto_symtab_entry_def): New.
1407 (lto_symtab_identifier_t): Rename to ...
1408 (lto_symtab_entry_t): ... this.
1409 (lto_symtab_decls): Remove.
1410 (lto_symtab_base_hash): Rename to ...
1411 (lto_symtab_entry_hash): ... this.
1412 (lto_symtab_base_eq): Rename to ...
1413 (lto_symtab_entry_eq): ... this.
1414 (lto_symtab_base_marked_p): Rename to ...
1415 (lto_symtab_entry_marked_p): ... this.
1416 (lto_symtab_identifier_marked_p): Remove.
1417 (lto_symtab_decl_marked_p): Likewise.
1418 (lto_symtab_maybe_init_hash_tables): Rename to ...
1419 (lto_symtab_maybe_init_hash_table): ... this.
1420 (lto_symtab_set_resolution_and_file_data): Remove.
1421 (lto_symtab_register_decl): New function.
1422 (lto_symtab_get_identifier): Remove.
1423 (lto_symtab_get): New function.
1424 (lto_symtab_get_resolution): Adjust.
1425 (lto_symtab_get_identifier_decl): Remove.
1426 (lto_symtab_set_identifier_decl): Likewise.
1427 (lto_symtab_merge_decl): Rename to ...
1428 (lto_symtab_merge): ... this. Rewrite.
1429 (lto_symtab_merge_var): Remove.
1430 (lto_symtab_merge_fn): Likewise.
1431 (lto_symtab_prevailing_decl): Adjust.
1432 (lto_cgraph_replace_node): New function.
1433 (lto_symtab_merge_decls_2): Likewise.
1434 (lto_symtab_merge_decls_1): Likewise.
1435 (lto_symtab_fixup_var_decls): Likewise.
1436 (lto_symtab_resolve_symbols): Likewise.
1437 (lto_symtab_merge_decls): Likewise.
1438 (lto_symtab_prevailing_decl): Adjust.
1439 (lto_symtab_get_symtab_def): Remove.
1440 (lto_symtab_get_file_data): Likewise.
1441 (lto_symtab_clear_resolution): Adjust.
1442 (lto_symtab_clear_resolution): Likewise.
1443 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1444 (input_cgraph_1): Likewise.
1445 * lto-streamer-in.c (get_resolution): Do not provide fake
1446 symbol resolutions here.
1447 (deferred_global_decls): Remove.
1448 (lto_register_deferred_decls_in_symtab): Likewise.
1449 (lto_register_var_decl_in_symtab): Change signature, register
1450 variable via lto_symtab_register_decl.
1451 (lto_register_function_decl_in_symtab): Likewise.
1452 (lto_read_tree): Adjust.
1453 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1454 (lto_symtab_merge_var): Likewise.
1455 (lto_symtab_merge_fn): Likewise.
1456 (lto_symtab_register_decl): Declare.
1457 (lto_symtab_merge_decls): Likewise.
1459 2009-10-05 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/23821
1462 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1463 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1464 simple IV increments.
1466 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1468 * config/arm/arm.c (arm_override_options): Really initialize
1469 flag_dwarf2_cfi_asm to 0.
1471 2009-10-05 Doug Kwan <dougkwan@google.com>
1473 PR rtl-optimization/41574
1474 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1475 floating point and we are not doing unsafe math optimizations.
1477 2009-10-03 Simon Baldwin <simonb@google.com>
1478 Cary Coutant <ccoutant@google.com>
1479 Rafael Espindola <espindola@google.com>
1480 Richard Guenther <rguenther@suse.de>
1481 Jan Hubicka <jh@suse.cz>
1482 Doug Kwan <dougkwan@google.com>
1483 H.J. Lu <hongjiu.lu@intel.com>
1484 Bill Maddox <maddox@google.com>
1485 Ryan Mansfield <rmansfield@qnx.com>
1486 Diego Novillo <dnovillo@google.com>
1487 Ollie Wild <aaw@google.com>
1488 Kenneth Zadeck <zadeck@naturalbridge.com>
1490 * lto-cgraph.c: New file.
1491 * lto-compress.c: New file.
1492 * lto-compress.h: New file.
1493 * lto-opts.c: New file.
1494 * lto-section-in.c: New file.
1495 * lto-section-out.c: New file.
1496 * lto-streamer-in.c: New file.
1497 * lto-streamer-out.c: New file.
1498 * lto-streamer.c: New file.
1499 * lto-streamer.h: New file.
1500 * lto-symtab.c: New file.
1501 * lto-wpa-fixup.c: New file.
1502 * lto-wrapper.c: New file.
1504 2009-10-03 Simon Baldwin <baldwin@google.com>
1505 Ben Elliston <bje@au.ibm.com>
1506 Rafael Espindola <espindola@google.com>
1507 Nathan Froyd <froydnj@codesourcery.com>
1508 Jan Hubicka <jh@suse.cz>
1509 Doug Kwan <dougkwan@google.com>
1510 Diego Novillo <dnovillo@google.com>
1511 Kenneth Zadeck <zadeck@naturalbridge.com>
1513 * Makefile.in (enable_lto): New.
1514 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1515 (LINKER_PLUGIN_API_H): Define.
1516 (LTO_SYMTAB_H): Define.
1517 (LTO_STREAMER_H): Define.
1518 (TREE_VECTORIZER_H): Define.
1519 (INCLUDES): Add LIBELFINC.
1520 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1521 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1522 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1523 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1524 (native): Add lto-wrapper$(exeext)
1525 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1526 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1527 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1528 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1529 (varasm.o): Add dependency on tree-iterator.h.
1530 (cgraph.o): Add dependency on cif-code.def.
1531 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1532 (ipa-pure-const.o): Likewise.
1533 (GTFILES): Add lto-symtab.c.
1534 (install-lto-wrapper): New.
1535 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1536 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1537 * config.in: Regenerate.
1539 2009-10-03 Rafael Espindola <espindola@google.com>
1540 Diego Novillo <dnovillo@google.com>
1542 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1543 ipa_write_summaries.
1544 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1546 (cgraph_optimize): Make extern.
1548 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1549 Kenneth Zadeck <zadeck@naturalbridge.com>
1551 * toplev.c (in_lto_p): Declare.
1552 * collect2.c (scan_prog_file): Read all the output when reading
1553 information for LTO.
1554 (enum lto_mode_d): Declare.
1556 2009-10-03 Richard Guenther <rguenther@suse.de>
1557 Diego Novillo <dnovillo@google.com>
1559 * gimple.c: Include target.h and alias.h.
1560 (gimple_types): Declare.
1561 (type_hash_cache): Declare.
1562 (gimple_alloc_stat): Make extern.
1563 (gimple_build_eh_must_not_throw): Call
1564 gimple_eh_must_not_throw_set_fndecl.
1565 (struct type_pair_d): Declare.
1566 (type_pair_t): Declare.
1567 (type_pair_hash): New.
1568 (type_pair_eq): New.
1569 (lookup_type_pair): New.
1570 (gimple_force_type_merge): New.
1571 (compare_type_names_p): New.
1572 (compare_field_offset): New.
1573 (gimple_types_compatible_p): New.
1574 (struct sccs): Declare.
1575 (next_dfs_num): Declare.
1576 (iterative_hash_gimple_type): New.
1578 (iterative_hash_type_name): New.
1579 (iterative_hash_gimple_type): New.
1580 (gimple_type_hash): New.
1581 (gimple_type_eq): New.
1582 (gimple_register_type): New.
1583 (print_gimple_types_stats): New.
1584 (gimple_signed_or_unsigned_type): New.
1585 (gimple_unsigned_type): New.
1586 (gimple_signed_type): New.
1587 (gimple_get_alias_set): New.
1588 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1589 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1590 (gimple_force_type_merge): Declare.
1591 (gimple_types_compatible_p): Declare.
1592 (gimple_register_type): Declare.
1593 (print_gimple_types_stats): Declare.
1594 (gimple_unsigned_type): Declare.
1595 (gimple_signed_type): Declare.
1596 (gimple_get_alias_set): Declare.
1597 (gimple_eh_must_not_throw_set_fndecl): New.
1599 2009-10-03 Jan Hubicka <jh@suse.cz>
1600 Kenneth Zadeck <zadeck@naturalbridge.com>
1602 * ipa-pure-const.c: Include lto-streamer.h.
1603 (register_hooks): Factor out of ...
1604 (generate_summary): ... here.
1605 (pure_const_write_summary): New.
1606 (pure_const_read_summary): New.
1607 (pass_ipa_pure_const): Add pure_const_write_summary and
1608 pure_const_read_summary.
1609 * ipa-reference.c: Include lto-streamer.h.
1610 (add_new_function): New.
1611 (remove_node_data): New.
1612 (duplicate_node_data): New.
1613 (ipa_init): Guard against multiple calls.
1614 Move hook setup from analyze_function.
1615 (write_node_summary_p): New.
1616 (ipa_reference_write_summary): New.
1617 (ipa_reference_read_summary): New.
1618 (pass_ipa_reference): Add ipa_reference_write_summary and
1619 ipa_reference_read_summary.
1620 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1621 (struct cgraph_edge): Add fields lto_stmt_uid and
1622 call_stmt_cannot_inline_p.
1623 (cgraph_optimize): Declare.
1624 (cgraph_decide_is_function_needed): Declare.
1625 (reset_inline_failed): Declare.
1626 (enum LTO_cgraph_tags): Declare.
1627 (LTO_cgraph_tag_names): Declare.
1628 (LCC_NOT_FOUND): Define.
1630 2009-10-03 Doug Kwan <dougkwan@google.com>
1631 Rafael Espindola <espindola@google.com>
1632 Jan Hubicka <jh@suse.cz>
1633 Diego Novillo <dnovillo@google.com>
1634 Kenneth Zadeck <zadeck@naturalbridge.com>
1636 * passes.c (all_regular_ipa_passes): New.
1637 (all_ipa_passes): Rename to all_small_ipa_passes.
1638 (init_optimization_passes): Init all_regular_ipa_passes.
1639 * tree-pass.h (all_regular_ipa_passes): New.
1640 (all_ipa_passes): Rename to all_small_ipa_passes.
1641 * passes.c (all_lto_gen_passes): New.
1642 (init_optimization_passes): Initialize all_lto_gen_passes.
1643 (execute_ipa_summary_passes): Make non-static.
1644 (ipa_write_summaries_1): New.
1645 (ipa_write_summaries_2): New.
1646 (ipa_write_summaries): New.
1647 (ipa_write_summaries_of_cgraph_node_set): New.
1648 (ipa_read_summaries_1): New.
1649 (ipa_read_summaries): New.
1650 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1651 (execute_regular_ipa_pass_list): Remove.
1652 (init_optimization_passes): Schedule
1653 pass_rebuild_cgraph_edges and pass_early_inline outside
1654 of pass_all_early_optimizations. Document reason.
1655 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1656 pass_ipa_lto_finish_out): New pass.
1657 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1658 (execute_all_ipa_transforms): New.
1659 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1660 (dump_properties, debug_properties): New.
1661 * tree-optimize.c (gate_all_early_local_passes): Return
1662 false if we are in lto1.
1663 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1664 * tree-pass.h (execute_all_ipa_transforms): Declare.
1665 (pass_ipa_function_and_variable_visibility): Declare.
1666 (pass_ipa_early_inline): Declare.
1667 (pass_ipa_lto_gimple_out): Declare.
1668 (pass_ipa_lto_wpa_fixup): Declare.
1669 (pass_ipa_lto_finish_out): Declare.
1670 (all_small_ipa_passes, all_regular_ipa_passes,
1671 all_lto_gen_passes): Declare.
1672 (execute_ipa_summary_passes): Declare.
1673 (execute_all_ipa_transforms): Declare.
1674 (ipa_write_summaries): Declare
1675 (ipa_write_summaries_of_cgraph_node_set): Declare.
1676 (ipa_read_summaries): Declare.
1678 2009-10-03 Doug Kwan <dougkwan@google.com>
1679 Ollie Wild <aaw@google.com>
1681 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1683 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1684 (lto_mode): New variable.
1685 (maybe_run_lto_and_relink): Handle the -fwpa option.
1686 (main): Handle the -fwpa option.
1687 (maybe_unlink_list): New function.
1688 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1689 * common.opt (flto): New flag.
1690 * toplev.c (flag_generate_lto): Declare.
1692 2009-10-03 Simon Baldwin <simonb@google.com>
1694 * common.opt (flto-compression-level): New flag.
1696 * opts.c: Include lto-opts.h.
1697 (handle_option): Call lto_register_user_option for each
1698 valid option handled.
1699 (decode_options): Clear registered options before the options
1702 2009-10-03 Cary Coutant <ccoutant@google.com>
1704 * collect2.c (is_elf): New function.
1705 (scan_prog_file): Require LTO object to be in ELF format.
1707 2009-10-03 Rafael Espindola <espindola@google.com>
1709 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1710 libgcc to the linker.
1712 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1714 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1715 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1717 * collect2.h (collect_execute): Add flags argument.
1718 * tlink.c (tlink_execute): Update call to collect_execute.
1719 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1720 (use_linker_plugin): New.
1721 (use_linker_plugin_spec_function): New.
1722 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1723 (linker_plugin_file_spec): New.
1724 (lto_wrapper_spec): New.
1725 (lto_gcc_spec): New.
1726 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1727 (static_spec_functions): Add use-linker-plugin.
1728 (process_command): Handle -use-linker-plugin.
1729 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1730 linker_plugin_file_spec and lto_gcc_spec.
1731 (use_linker_plugin_spec_function): New.
1733 2009-10-03 Richard Guenther <rguenther@suse.de>
1737 * tree.h (is_lang_specific): Include LANG_TYPE.
1738 * tree.c (find_decls_types_r): Manually add interesting parts
1739 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1741 * gimple.c (type_pair_hash): Make symmetric.
1742 (type_pair_eq): Likewise.
1743 (lookup_type_pair): Increase initial hashtable size.
1744 (gimple_force_type_merge): Rely on type-pair symmetry.
1745 (visit): Remove excessive checking code.
1746 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1747 (gimple_register_type): Remove getenv calls, shrink initial
1751 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1752 inline functions if not generating lto output.
1755 * toplev.c (finalize): In WPA mode remove the asm file.
1757 2009-10-03 Doug Kwan <dougkwan@google.com>
1759 * ipa-inline.c (cgraph_mark_inline): Check
1760 edge->call_stmt_cannot_inline_p instead of calling
1761 gimple_call_cannot_inline_p.
1762 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1763 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1764 (inline_generate_summary): Do nothing in LTRANS.
1765 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1766 exists before calling gimple_call_cannot_inline_p.
1767 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1768 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1769 Update new_edge->lto_stmt_uid.
1770 * cgraphbuild.c (reset_inline_failed): New.
1772 * common.opt (fwpa): New flag.
1773 (fltrans): New option.
1774 * gcc.c (gcc_lto_option_t): New type.
1775 (current_lto_option): New variable.
1776 (lto_single_spec_function): Remove and is replaced by ..
1777 (lto_option_spec_function): New function.
1778 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1779 passing the -flto flag.
1780 (cc1_options): Separate non-LTO related parts into ..
1781 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1782 (lto1_options): New spec for lto FE.
1783 (link_lto_options): New spec for handling LTO flags in linker.
1784 (invoke_lto_single): Re-format to fit in 80 column. Replace
1785 lto-single with lto-option.
1786 (static_specs): Add cc1_non_lto_options, lto1_options and
1788 (static_spec_function): Replace lto-single with lto-option.
1789 (process_command): Handle -flto, -fwpa and -fltran by setting
1790 current_lto_option and not passing it to subprocess unconditionally.
1792 2009-10-03 Bill Maddox <maddox@google.com>
1794 Add `gcc' driver support for link-time code generation (LTO).
1796 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1797 (lto_flag, lto_objects, lto_o_file): New variables.
1798 (struct lto_object, struct lto_object_list): New structures.
1799 (collect_exit, handler): Remove LTO temporary output file on exit.
1800 (add_lto_object): New function.
1801 (maybe_run_lto_and_relink): New function. Perform link time code
1802 generation and relinking for object files containing LTO information.
1803 (main): Invoke maybe_run_lto_and_relink().
1804 (dump_argv): New function. For debugging, currently disabled.
1805 (scan_prog_file): Add LTO information pass.
1806 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1808 * toplev.c (compile_file): Emit assembler directive to create
1809 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1811 2009-10-03 Diego Novillo <dnovillo@google.com>
1813 * c.opt: Add LTO to warn_abi and warn_psabi.
1815 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1816 inline function. Ignore language-specific nodes. Update all users.
1817 (find_decls_types_r): Do not traverse the subtrees of
1818 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1819 * tree.h (is_lang_specific): New.
1820 * langhooks.h (struct lang_hooks_for_decls): Remove
1821 may_need_assembler_name_p. Update all users.
1823 * c-common.c (set_builtin_user_assembler_name): Move ...
1824 * builtins.c (set_builtin_user_assembler_name): ... here.
1825 (is_builtin_name): Add comment
1826 (is_builtin_fn): New.
1827 * except.c (output_ttype): Only call
1828 lookup_type_for_runtime if TYPE is not a runtime type.
1830 * passes.c (register_pass): Call position_pass on
1831 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1832 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1833 (TV_IPA_LTO_DECL_IO): Define.
1834 (TV_IPA_LTO_CGRAPH_IO): Define.
1836 (TV_WHOPR_WPA): Define.
1837 (TV_WHOPR_WPA_IO): Define.
1838 (TV_WHOPR_LTRANS): Define.
1839 (TV_WHOPR_WPA_FIXUP): Define.
1840 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1841 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1842 * tree-flow.h (tree_node_can_be_shared): Declare.
1843 * tree-inline.c (tree_can_inline_p): Check that E has a
1844 statement associated with it.
1845 * tree.c (free_lang_data_in_binf): Factor out of ...
1846 (free_lang_data_in_type): ... here.
1847 Call RECORD_OR_UNION_TYPE_P.
1848 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1849 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1850 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1851 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1852 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1853 (gate_free_lang_data): Return true if flag_generate_lto is set.
1854 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1855 * c-common.h (set_builtin_user_assembler_name): Move ...
1856 * tree.h (set_builtin_user_assembler_name): ... here.
1858 * common.opt (flto-report): New flag.
1859 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1860 * collect2.c (scan_prog_file): Send the error output of
1861 'nm' to HOST_BIT_BUCKET.
1863 2009-10-03 Ollie Wild <aaw@google.com>
1865 * langhooks-def.h (lhd_begin_section): New function declaration.
1866 (lhd_write_section): New function declaration.
1867 (lhd_end_section): New function declaration.
1868 (LANG_HOOKS_BEGIN_SECTION): New macro.
1869 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1870 (LANG_HOOKS_END_SECTION): New macro.
1871 (LANG_HOOKS_LTO): New macro.
1872 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1873 * langhooks.c (output.h): Add include.
1874 (saved_section): New static variable.
1875 (lhd_begin_section): New function.
1876 (lhd_write_section_data): New function.
1877 (lhd_end_section): New function.
1878 * langhooks.h (struct lang_hooks_for_lto): New structure.
1879 (struct lang_hooks): Add member lto.
1880 * Makefile.in (langhooks.o): Add dependency on output.h.
1882 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1884 2009-10-03 Richard Guenther <rguenther@suse.de>
1886 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1889 2009-10-03 Simon Baldwin <simonb@google.com>
1890 Richard Guenther <rguenther@suse.de>
1891 Janis Johnson <janis187@us.ibm.com>
1892 Doug Kwan <dougkwan@google.com>
1893 Diego Novillo <dnovillo@google.com>
1894 Ramana Radhakrishnan <ramana.r@gmail.com>
1895 Ollie Wild <aaw@google.com>
1897 * doc/install.texi: Add documentation for libelf and --enable-lto.
1898 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1899 -flto-report, -flto-compression-level and -use-linker-plugin.
1900 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1901 Add section for LTO Testing.
1903 2009-10-02 Cary Coutant <ccoutant@google.com>
1905 Add support for comdat type sections for DWARF v4.
1906 Merge from dwarf4 branch.
1908 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1909 (dw_die_ref): Define vector type.
1910 (enum dw_val_class): Add dw_val_class_data8.
1911 (struct dw_val_struct): Add v.val_data8.
1912 (comdat_type_node_ref): New type.
1913 (struct die_struct): Move die_symbol into a union; add new field
1914 die_type_node. Change all uses.
1915 (comdat_type_node): New type.
1916 (skeleton_chain_node): New type.
1917 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1918 (comdat_type_list): New variable.
1919 (dwarf_tag_name): Add DW_TAG_type_unit.
1920 (dwarf_attr_name): Add DW_AT_signature.
1921 (add_AT_data8): New function.
1922 (replace_child): New function.
1923 (move_all_children): New function.
1924 (print_signature): New function.
1925 (print_die): Print signature information; add dw_val_class_data8.
1926 (attr_checksum): Support dw_val_class_data8.
1927 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1928 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1929 (checksum_sleb128, checksum_uleb128): New functions.
1930 (checksum_die_context): New function.
1931 (loc_checksum_ordered): New function.
1932 (attr_checksum_ordered): New function.
1933 (struct checksum_attributes): New structure.
1934 (collect_checksum_attributes): New function.
1935 (die_checksum_ordered): New function.
1936 (generate_type_signature): New function.
1937 (same_dw_val_p): Add dw_val_class_data8.
1938 (is_symbol_die): Use new is_declaration_die function.
1939 (is_declaration_die): New function.
1940 (should_move_die_to_comdat): New function.
1941 (clone_die): New function.
1942 (clone_tree): New function.
1943 (clone_as_declaration): New function.
1944 (copy_declaration_context): New function.
1945 (generate_skeleton_ancestor_tree): New function.
1946 (generate_skeleton_bottom_up): New function.
1947 (generate_skeleton): New function.
1948 (remove_child_or_replace_with_skeleton): New function.
1949 (break_out_comdat_types): New function.
1950 (struct decl_table_entry): New type.
1951 (htab_decl_hash): New function.
1952 (htab_decl_eq): New function.
1953 (htab_decl_del): New function.
1954 (copy_ancestor_tree): New function.
1955 (copy_decls_walk): New function.
1956 (copy_decls_for_unworthy_types): New function.
1957 (build_abbrev_table): Don't assert on missing die_symbol when doing
1958 comdat type sections.
1959 (size_of_die): Use DW_FORM_sig8 for external references. Add
1961 (unmark_dies): Don't assert for unmarked dies when doing comdat
1963 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1964 (output_signature): New function.
1965 (output_die): Likewise.
1966 (output_compilation_unit_header): Mark output as DWARF version 3
1967 even if generating DWARF 4.
1968 (output_comdat_type_unit): New function.
1969 (output_line_info): Mark output as DWARF version 3 even if generating
1971 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1973 (dwarf2out_end_source_file): Likewise.
1974 (prune_unused_types_walk_attribs): Don't follow references into
1975 comdat type sections.
1976 (prune_unused_types_mark): When generating type units, do not mark
1977 children of non-defining declarations of types; do mark children of
1979 (prune_unused_types): Process comdat type sections.
1980 (htab_ct_hash): New function.
1981 (htab_ct_eq): New function.
1982 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1983 Add a pointer to the line table from type unit entries so
1984 DW_AT_decl_file has meaning.
1985 * varasm.c (default_elf_asm_named_section): Use identifier name as
1986 comdat key instead of lang hook.
1988 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1990 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1992 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1994 * config/i386/i386.md (SWIM248): New mode iterator.
1995 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1996 divmodhi4 patterns using SWIM248 macro.
1997 (*divmod<mode>4): Macroize insn_and_split pattern from
1998 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1999 and their corresponding splitters usign SWIM248 macro. Split SImode
2000 insn to generate cltd and DImode insn to generate cqto instead of
2001 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2002 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2003 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2004 *divmodsi_noext patterns using SWIM248 macro.
2005 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2006 udivmodhi4 patterns using SWIM248 macro.
2007 (*udivmod<mode>4): Macroize insn_and_split pattern from
2008 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2009 corresponding splitters using SWIM248 macro.
2010 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2011 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2013 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2015 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2016 of zero-sized element is zero-sized regardless of its extent.
2018 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2021 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2022 * configure: Regenerated.
2023 * config.in: Regenerated.
2024 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2025 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2026 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2027 not emitting .eh_frame, emit .cfi_sections .debug_frame
2032 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2033 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2035 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2036 vars use DECL_RTL with resetting it back to NULL afterwards.
2037 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2038 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2039 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2040 the attribute type allows it, otherwise use DW_FORM_dataN.
2041 (mem_loc_descriptor): Handle CONST_STRING.
2042 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2043 Handle MEM with CONST_STRING address using add_AT_string.
2044 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2045 CONST_STRING for const arrays initialized with a string literal.
2046 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2047 (dwarf2out_finish): Call resolve_addr.
2049 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2050 Maxim Kuvyrkov <maxim@codesourcery.com>
2052 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2054 2009-10-02 Nick Clifton <nickc@redhat.com>
2056 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2057 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2059 2009-10-01 Jan Hubicka <jh@suse.cz>
2061 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2062 (cgraph_create_virtual_clone): Just pass redirect_callers
2064 * cgraph.h (cgraph_clone_node): Update prototype.
2065 * ipa-pure-const.c (self_recursive_p): New function.
2066 (propagate): Use it.
2067 * ipa-inline.c (cgraph_clone_inlined_nodes,
2068 cgraph_decide_recursive_inlining): Update.
2070 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2072 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2073 instructions for TARGET_OCTEON.
2075 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2077 * config/arm/arm.c (arm_override_options): Turn off
2078 flag_dwarf2_cfi_asm for AAPCS variants.
2080 2009-10-01 Martin Jambor <mjambor@suse.cz>
2083 * tree-sra.c (convert_callers): Do not call
2084 compute_inline_parameters on one caller more than once.
2086 2009-10-01 Nick Clifton <nickc@redhat.com>
2088 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2089 an empty string if not already defined.
2091 2009-10-01 Martin Jambor <mjambor@suse.cz>
2094 * tree-sra.c (is_va_list_type): New function.
2095 (find_var_candidates): Call is_va_list_type.
2096 (find_param_candidates): Check that the type or the type pointed
2097 to are not va_list types.
2099 2009-10-01 Martin Jambor <mjambor@suse.cz>
2102 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2103 DECL_ARTIFICIAL (param_decl) is true.
2105 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2107 * tree.h (tree_decl_common::lang_flag_8): New.
2108 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2110 * c-common.h (RID_CONSTEXPR): New.
2112 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2114 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2115 Use ref-all pointers.
2116 (alpha_gimplify_va_arg): Ditto.
2118 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2121 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2122 before insn counting loop now that BB_END (bb) is counted. Ensure
2123 the return value isn't zero.
2125 2009-09-30 Nick Clifton <nickc@redhat.com>
2127 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2128 with separate definitions of c_target_objs and cxx_target_objs.
2129 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2131 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2132 sh_symbian_import_export_class.
2133 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2134 * config/sh/symbian.c: Delete, moving code into...
2135 * config/sh/symbian-base.c: ... here
2136 * config/sh/symbian-c.c: ... and here
2137 * config/sh/symbian-cxx.c: ... and here.
2139 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2142 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2143 of plus RTX into register.
2145 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2147 * doc/install.texi: Linguistic and markup fixes.
2148 (Configuration) <--disable-cpp>: Remove description.
2149 <--enable-maintainer-mode>: Autotools files are affected, too.
2150 <--with-sysroot>: Improve description.
2151 (Building): Bump required GNU make version.
2153 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2155 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2156 (x86_64-*-*): Ditto.
2158 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2159 intrinisics for FMA4.
2160 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2161 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2162 Add FMA4 check and fma4intrin.h.
2163 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2165 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2166 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2167 constant for FMA4 support.
2168 (UNSPEC_FMA4_FMADDSUB): Ditto.
2169 (UNSPEC_FMA4_FMSUBADD): Ditto.
2170 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2171 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2172 (ix86_expand_fma4_multiple_memory): Ditto.
2173 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2174 (OPTION_MASK_ISA_FMA4_UNSET): New.
2175 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2176 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2177 (ix86_handle_option): Handle -mfma4.
2178 (isa_opts): Handle -mfma4.
2179 (enum pta_flags): Add PTA_FMA4.
2180 (override_options): Add FMA4 support.
2181 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2182 (IX86_BUILTIN_VFMADDSD): Ditto.
2183 (IX86_BUILTIN_VFMADDPS): Ditto.
2184 (IX86_BUILTIN_VFMADDPD): Ditto.
2185 (IX86_BUILTIN_VFMSUBSS): Ditto.
2186 (IX86_BUILTIN_VFMSUBSD): Ditto.
2187 (IX86_BUILTIN_VFMSUBPS): Ditto.
2188 (IX86_BUILTIN_VFMSUBPD): Ditto.
2189 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2190 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2191 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2192 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2193 (IX86_BUILTIN_VFNMADDSS): Ditto.
2194 (IX86_BUILTIN_VFNMADDSD): Ditto.
2195 (IX86_BUILTIN_VFNMADDPS): Ditto.
2196 (IX86_BUILTIN_VFNMADDPD): Ditto.
2197 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2198 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2199 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2200 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2201 (IX86_BUILTIN_VFMADDPS256): Ditto.
2202 (IX86_BUILTIN_VFMADDPD256): Ditto.
2203 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2204 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2205 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2206 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2207 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2208 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2209 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2210 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2211 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2212 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2213 (enum multi_arg_type): New enum for describing the various FMA4
2214 intrinsic argument types.
2215 (bdesc_multi_arg): New table for FMA4 intrinsics.
2216 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2217 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2219 (ix86_expand_builtin): Add FMA4 intrinsic support.
2220 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2221 operand instructions.
2222 (ix86_expand_fma4_multiple_memory): New function to split the
2223 second memory reference from FMA4 instructions.
2224 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2225 (ssemodesuffixf2s): Ditto.
2226 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2228 (fma4_fmsub<mode>4): Ditto.
2229 (fma4_fnmadd<mode>4): Ditto.
2230 (fma4_fnmsub<mode>4): Ditto.
2231 (fma4_vmfmadd<mode>4): Ditto.
2232 (fma4_vmfmsub<mode>4): Ditto.
2233 (fma4_vmfnmadd<mode>4): Ditto.
2234 (fma4_vmfnmsub<mode>4): Ditto.
2235 (fma4_fmadd<mode>4256): Ditto.
2236 (fma4_fmsub<mode>4256): Ditto.
2237 (fma4_fnmadd<mode>4256): Ditto.
2238 (fma4_fnmsub<mode>4256): Ditto.
2239 (fma4_fmaddsubv8sf4): Ditto.
2240 (fma4_fmaddsubv4sf4): Ditto.
2241 (fma4_fmaddsubv4df4): Ditto.
2242 (fma4_fmaddsubv2df4): Ditto.
2243 (fma4_fmsubaddv8sf4): Ditto.
2244 (fma4_fmsubaddv4sf4): Ditto.
2245 (fma4_fmsubaddv4df4): Ditto.
2246 (fma4_fmsubaddv2df4): Ditto.
2247 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2248 instructions for intrinsics.
2249 (fma4i_fmsub<mode>4): Ditto.
2250 (fma4i_fnmadd<mode>4): Ditto.
2251 (fma4i_fnmsub<mode>4): Ditto.
2252 (fma4i_vmfmadd<mode>4): Ditto.
2253 (fma4i_vmfmsub<mode>4): Ditto.
2254 (fma4i_vmfnmadd<mode>4): Ditto.
2255 (fma4i_vmfnmsub<mode>4): Ditto.
2256 (fma4i_fmadd<mode>4256): Ditto.
2257 (fma4i_fmsub<mode>4256): Ditto.
2258 (fma4i_fnmadd<mode>4256): Ditto.
2259 (fma4i_fnmsub<mode>4256): Ditto.
2260 (fma4i_fmaddsubv8sf4): Ditto.
2261 (fma4i_fmaddsubv4sf4): Ditto.
2262 (fma4i_fmaddsubv4df4): Ditto.
2263 (fma4i_fmaddsubv2df4): Ditto.
2264 (fma4i_fmsubaddv8sf4): Ditto.
2265 (fma4i_fmsubaddv4sf4): Ditto.
2266 (fma4i_fmsubaddv4df4): Ditto.
2267 (fma4i_fmsubaddv2df4): Ditto.
2269 * doc/invoke.texi (-mfma4): Add documentation.
2270 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2272 2009-09-29 Richard Henderson <rth@redhat.com>
2274 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2275 an edge to the new destination block.
2277 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2280 * pa.c (hppa_profile_hook): Use
2281 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2283 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2284 Alexander Monakov <amonakov@ispras.ru>
2287 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2288 (not_postinc_memory_operand): New.
2289 (not_postinc_move_operand): New.
2290 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2291 (*cmovsi_internal): Ditto.
2293 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2295 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2296 restrict issue_rate in first pass when scheduling for register
2299 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2300 Rafael Avila de Espindola <espindola@google.com>
2302 * gengtype.c (plugin_output): New.
2303 (get_output_file_with_visibility): Return plugin_output for plugins.
2304 (main): Parse and use the -P option.
2305 * gty.texi: Update the command line format.
2307 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2310 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2312 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2313 out if !const_ok_for_output.
2316 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2317 case VAR_LOCATION>: Remove gcc_unreachable ().
2319 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2321 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2322 (x86_64-*-*): Ditto.
2323 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2324 back to smmintrin.h.
2325 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2326 * config/i386/x86intrin.h: Remove SSE5.
2327 * config/i386/mmintrin-common.h: Delete file.
2328 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2330 2009-09-29 Richard Guenther <rguenther@suse.de>
2332 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2333 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2335 2009-09-29 Nick Clifton <nickc@redhat.com>
2337 * function.c (current_function_name): If there is no current
2338 function just return "<none>".
2340 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2342 * tree-pass.h (register_pass_info): New structure.
2343 (pass_positioning_ops): Move enum from gcc-plugin.h.
2344 (register_pass): New function.
2345 * gcc-plugin.h (plugin_pass): Delete structure.
2346 (pass_positioning_ops): Delete enum.
2347 * plugin.c (regsiter_pass): Delete function.
2348 (position_pass): Delete function.
2349 (added_pass_nodes): Delete variable.
2350 (prev_added_pass_nodes): Delete variable.
2351 (pass_list_node): Delete structure.
2352 * passes.c (make_pass_instance): New function.
2353 (next_pass_1): Change to call make_pass_instance.
2354 (pass_list_node): Move structure from gcc-plugin.h.
2355 (added_pass_nodes): Move variable from plugin.c.
2356 (prev_added_pass_nodes): Move variable from plugin.c.
2357 (position_pass): New function.
2358 (register_pass): New function.
2360 2009-09-28 Easwaran Raman <eraman@google.com>
2362 * ifcvt.c (noce_try_abs): Recognize pattern and call
2363 expand_one_cmpl_abs_nojump.
2364 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2365 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2367 2009-09-28 Ian Lance Taylor <iant@google.com>
2370 * c-opts.c (c_common_handle_option): Don't set
2371 warn_jump_misses_init for -Wall.
2372 * doc/invoke.texi (Warning Options): Update documentation.
2374 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2376 * Makefile.in ($(out_object_file)): Depend on
2377 gt-$(basename $(notdir $(out_file))).h.
2379 2009-09-28 Richard Henderson <rth@redhat.com>
2381 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2382 * except.c (gen_eh_region): Set it.
2383 (duplicate_eh_regions_1): Copy it.
2384 * tree-eh.c (lower_resx): Use it to determine which function
2387 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2388 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2389 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2390 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2391 BUILT_IN_CXA_END_CLEANUP if necessary.
2393 * c-common.c (c_define_builtins): Update call to
2394 build_common_builtin_nodes.
2396 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2398 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2400 2009-09-28 Michael Matz <matz@suse.de>
2402 * builtins.c (interclass_mathfn_icode): New helper.
2403 (expand_builtin_interclass_mathfn): Use it here, and split folding
2405 (fold_builtin_interclass_mathfn): ... this new folder.
2406 (build_call_nofold_loc): New static helper.
2407 (build_call_nofold): New wrapper macro for above.
2408 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2409 (expand_builtin_pow): Ditto.
2410 (expand_builtin_memset_args): Ditto.
2411 (expand_builtin_printf): Ditto.
2412 (expand_builtin_fprintf): Ditto.
2413 (expand_builtin_sprintf): Ditto.
2414 (expand_builtin_memory_chk): Ditto.
2415 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2416 (expand_builtin_stpcpy): Ditto.
2417 (expand_builtin_strcmp): Ditto.
2418 (expand_builtin_strncmp): Ditto.
2419 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2420 (expand_builtin_strcpy_args): Don't call folders.
2421 (expand_builtin_memcmp): Ditto.
2422 (expand_builtin_strncpy): Ditto, and use target.
2423 (expand_builtin_memcpy): Ditto.
2424 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2425 expand_builtin_strpbrk, expand_builtin_memmove,
2426 expand_builtin_memmove_args, expand_builtin_bcopy,
2427 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2428 expand_builtin_strspn, expand_builtin_strcspn,
2429 expand_builtin_fputs): Remove these.
2430 (expand_builtin): Don't call the above, change calls to other
2431 expanders that changed prototype.
2432 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2433 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2434 fold_builtin_interclass_mathfn.
2435 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2436 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2438 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2439 * passes.c (init_optimization_passes): Move pass_fold_builtins
2440 after last phiopt pass.
2441 * tree-inline.c (fold_marked_statements): When folding builtins
2442 iterate over all instruction potentially generated.
2443 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2445 (fold_gimple_call): Use it to always fold calls (into potentially
2446 multiple instructions).
2447 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2448 calls into zero at this time.
2449 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2450 statements generated by builtin folding.
2452 2009-09-28 Nick Clifton <nickc@redhat.com>
2454 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2456 2009-09-28 Duncan Sands <baldrick@free.fr>
2458 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2459 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2460 (register_callback): Dispatch it.
2461 (invoke_plugin_callbacks): Incorporate in sanity check.
2462 * ggc.h (ggc_register_cache_tab): Add declaration.
2463 * ggc-common.c (ggc_register_root_tab): Simplify.
2464 (const_ggc_cache_tab_t): New typedef.
2465 (extra_cache_vec): New vector of dynamically added cache tables.
2466 (ggc_register_cache_tab): New function.
2467 (ggc_scan_cache_tab): New function.
2468 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2469 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2471 2009-09-27 Richard Henderson <rth@redhat.com>
2473 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2474 which we remove __builtin_stack_restore.
2476 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2478 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2479 to test for GRD_INVARIANT.
2480 (simple_rhs_p): Anything that's function_invariant_p is fine.
2482 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2484 * gengtype.c (main): Use plunge_files instead of plugin_output.
2486 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2487 Rafael Avila de Espindola <espindola@google.com>
2489 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2490 Don't print pch related info if it is false.
2491 (main): Don't print pch info in plugin mode.
2493 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2495 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2496 with dw_val_class_const_double.
2497 (struct dw_val_struct): Replace val_long_long with val_double and
2498 adjust for above change.
2499 (output_loc_operands): Likewise.
2500 (add_AT_long_long): Rename into...
2501 (add_AT_double): ...this.
2502 (print_die): Replace dw_val_class_long_long with
2503 dw_val_class_const_double and adjust.
2504 (attr_checksum): Likewise.
2505 (same_dw_val_p): Likewise.
2506 (size_of_die): Likewise.
2507 (value_format): Likewise.
2508 (output_die): Likewise.
2509 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2510 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2511 instead of add_AT_long_long.
2512 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2513 value with the precision of its type.
2515 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2518 * c-typeck.c (build_conditional_expr): Use the readonly and
2519 volatile flags of the operand types, not of the operands itself.
2521 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2523 * collect2.c (main): Look for -brtl before adding libraries.
2525 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2527 * config.gcc: Update OpenBSD targets.
2528 * config/openbsd-stdint.h: New file.
2529 * config/openbsd-libpthread.h: New file.
2530 * config/openbsd.h: Update and break out LIB_SPEC definition.
2531 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2532 * config/i386/openbsdelf.h: Correct types.
2533 * config/m68k/openbsd.h: Likewise.
2534 * config/mips/openbsd.h: Likewise.
2535 * config/vax/openbsd.h: Likewise.
2537 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2539 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2540 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2541 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2542 of the length and zero.
2544 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2546 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2547 (FLAGS_H): Add options.h $(REAL_H).
2548 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2549 (TREE_VECTORIZER_H): New.
2550 (EBITMAP_H): Renamed from EBIMAP_H.
2551 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2552 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2553 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2554 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2555 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2556 (graphite-clast-to-gimple.o, graphite-dependences.o)
2557 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2558 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2559 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2560 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2561 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2562 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2563 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2564 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2565 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2566 updated and fixed as per above changes and per
2567 check_makefile_deps.sh output.
2570 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2571 * configure: Regenerate.
2573 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2575 * doc/install.texi: Update minimum MPC version to 0.7.
2577 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2579 * doc/install.texi (Binaries): Remove reference to the binary
2580 distribution CD-ROM from the FSF.
2582 2009-09-26 Michael Matz <matz@suse.de>
2586 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2587 that are mentioned in the body.
2589 2009-09-26 Michael Matz <matz@suse.de>
2591 PR tree-optimization/41454
2592 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2593 (tree_ssa_dominator_optimize): Don't allocate and free it.
2594 (dom_opt_leave_block): Don't iterate over it.
2595 (eliminate_redundant_computations): Don't return a value.
2596 (cprop_operand, cprop_into_stmt): Ditto.
2597 (optimize_stmt): Don't defer updating stmts.
2599 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2601 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2602 generic_parameter_die, template_parameter_pack_die,
2603 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2604 renaming DW_TAG_formal_parameter_pack and
2605 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2606 and DW_TAG_GNU_template_parameter_pack.
2608 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2610 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2611 * config/v850/v850.c (v850_function_value): New function.
2612 (TARGET_FUNCTION_VALUE): Define.
2614 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2616 * tree-vect-stmts.c (vectorizable_call): Call
2617 mark_symbols_for_renaming after vect_finish_stmt_generation.
2619 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2620 to loc_descriptor_from_tree.
2621 (add_location_or_const_value_attribute): Pass 0 instead of 2
2622 for decl_by_reference_p decls.
2624 2009-09-25 Richard Guenther <rguenther@suse.de>
2627 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2630 2009-09-25 Ben Elliston <bje@au.ibm.com>
2632 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2635 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2637 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2638 form of instruction.
2640 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2643 * fold-const.c (const_binop): Handle complex int division.
2644 * tree-complex.c (expand_complex_div_straight,
2645 expand_complex_div_wide): Update comments.
2647 2009-09-24 DJ Delorie <dj@redhat.com>
2650 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2651 (reg_class): Likewise.
2652 (REG_CLASS_NAMES): Likewise.
2653 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2654 (m32c_override_options): Disable -fivopts for M32C.
2656 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2658 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2659 Delete VSX load/store with update support.
2660 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2661 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2665 (VStype_load_update): Ditto.
2666 (VStype_store_update): Ditto.
2667 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2668 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2670 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2671 load/store with update builtins.
2673 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2675 * libgcc2.c (L_trampoline): Prototype for getpagesize
2676 and mprotect in WINNT case.
2678 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2680 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2681 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2682 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2683 'outgoing' argument.
2684 (TARGET_FUNCTION_VALUE): Define.
2686 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2688 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2690 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2693 * common.opt: Initialize dwarf_strict to -1.
2694 * toplev.c (process_options): Catch unset dwarf_strict
2695 and set to 0 for all targets not overriding.
2696 * config/darwin.c (darwin_override_options): Catch unset
2697 dwarf_strict and override to 1.
2699 2009-09-24 Jeff Law <law@redhat.com>
2701 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2703 2009-09-24 Richard Guenther <rguenther@suse.de>
2705 PR tree-optimization/36143
2706 PR tree-optimization/38747
2707 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2708 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2710 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2713 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2714 return false instead of gcc_unreachable (). For CONST return the
2715 value returned by recursive call instead of always returning true.
2716 (tree_add_const_value_attribute): Return the value returned by
2717 add_const_value_attribute instead of always returning true if rtl
2720 2009-09-23 Justin Seyster <jrseys@gmail.com>
2722 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2724 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2726 * cgraphunit.c (cgraph_lower_function): Revert last change.
2727 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2728 instead of DECL_NO_STATIC_CHAIN.
2729 * tree-cfg.c (verify_gimple_call): Likewise.
2730 * tree-nested.c (get_chain_decl, get_chain_field,
2731 convert_tramp_reference_op, convert_gimple_call): Likewise.
2732 (convert_all_function_calls): Likewise. Always set or clear
2733 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2734 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2735 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2737 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2738 DECL_NO_STATIC_CHAIN.
2739 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2740 instead of DECL_NO_STATIC_CHAIN.
2741 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2742 decl_function_context.
2743 * varasm.c (initializer_constant_valid_p): Likewise.
2744 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2745 (DECL_STATIC_CHAIN): ... this.
2746 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2747 instead of DECL_NO_STATIC_CHAIN.
2749 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2750 Rafael Avila de Espindola <espindola@google.com>
2752 * gengtype.c (nb_plugin_files): Make it unsigned to match
2753 num_gt_files. Adjust other variables to avoid warnings.
2754 (main): Allocate an all zero lang_bitmap before each plugin file name
2755 to match regular file names.
2757 2009-09-23 Richard Henderson <rth@redhat.com>
2759 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2760 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2761 static chain passed in memory.
2762 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2763 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2764 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2765 STATIC_CHAIN_REGNUM defined.
2767 * config/picochip/picochip-protos.h: s/class/klass/.
2768 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2769 (picochip_static_chain): New.
2770 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2771 (STATIC_CHAIN_INCOMING): Remove.
2773 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2774 (xtensa_static_chain): New.
2775 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2776 (STATIC_CHAIN_INCOMING): Remove.
2778 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2780 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2781 * config/pa/pa-protos.h (function_value): Remove.
2782 * config/pa/pa.c (pa_function_value): Rename from function_value.
2783 Make static, add 'outgoing' argument.
2784 (TARGET_FUNCTION_VALUE): Define.
2786 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2788 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2789 instead of cfun->machine->is_leaf.
2790 * config/avr/avr.h (machine_function): Remove is_leaf field.
2792 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2795 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2796 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2797 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2798 the same size, prefer DW_OP_stack_value.
2799 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2800 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2802 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2805 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2807 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2810 * cfgexpand.c (convert_debug_memory_address): New.
2811 (expand_debug_expr): Convert base address and offset to the same
2812 mode. Use it to convert addresses to other modes. Accept
2815 2009-09-23 Richard Guenther <rguenther@suse.de>
2817 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2818 produced for bigendian targets with promoted subregs.
2820 2009-09-23 Richard Guenther <rguenther@suse.de>
2822 * value-prof.c (gimple_ic): Purge old EH edges only after building
2825 2009-09-23 Nick Clifton <nickc@redhat.com>
2827 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2829 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2832 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2835 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2836 on non-nested functions.
2838 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2839 Jan Hubicka <jh@suse.cz>
2841 * dwarf2out.c (loc_list_plus_const): Only define if
2842 DWARF2_DEBUGGING_INFO.
2843 (address_of_int_loc_descriptor): Likewise.
2846 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2848 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2851 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2852 constant is more than zero.
2854 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2857 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2858 call final to emit non-scheduled prologue, instead insert at entry.
2860 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2861 Joseph S. Myers <joseph@codesourcery.com>
2863 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2865 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2866 Rafael Avila de Espindola <espindola@google.com>
2868 * gengtype.c (is_file_equal): New function.
2869 (close_output_files): Use is_file_equal. Free of->buf.
2871 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2872 Rafael Avila de Espindola <espindola@google.com>
2874 * gengtype.c (write_types, write_local): Add the output_header
2875 argument. Update all callers.
2877 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2879 * dwarf2out.c (template_parameter_pack_die,
2880 gen_formal_parameter_pack_die ): New functions.
2881 (make_ith_pack_parameter_name): Remove this function.
2882 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2883 DW_TAG_formal_parameter_pack.
2884 (gen_generic_params_dies): Represent each template parameter pack
2885 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2886 represented by usual DW_TAG_template_*_parameter DIEs that are
2887 children of the DW_TAG_template_parameter_pack element DIE.
2888 (generic_parameter_die): This doesn't deal with parameter pack
2889 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2890 of parameter pack DIEs.
2891 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2892 in certain cases, e.g. for pack elements.
2893 (gen_formal_types_die, gen_decl_die): Adjust usage of
2894 gen_formal_parameter_die.
2895 (gen_subprogram_die): Represent each function parameter pack by a
2896 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2897 represented by usual DW_TAG_formal_parameter DIEs that are children
2898 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2899 ____builtin_va_alist decls as no part of the compiler uses those
2901 * langhooks.h (struct lang_hooks_for_decls): Add
2902 function_parm_expanded_from_pack_p, get_generic_function_decl
2903 and function_parameter_pack_p hooks. Fix comment for
2904 get_innermost_generic_parms hook.
2905 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2906 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2907 macros and use them to initialize lang_hook.
2909 2009-09-22 Richard Henderson <rth@redhat.com>
2911 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2912 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2913 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2914 on TRAMPOLINE_TEMPLATE.
2915 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2916 TRAMPOLINE_ADJUST_ADDRESS.
2917 * targhooks.c (default_asm_trampoline_template): Remove.
2918 (default_trampoline_adjust_address): Remove.
2919 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2920 * targhooks.h: Update decls.
2922 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2924 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2925 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2926 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2928 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2931 * reload1.c (reload): Reset debug insns with pseudos without
2934 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2936 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2937 unconditional true for decimal float modes.
2938 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2939 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2941 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2943 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2944 Enable a new case for __FreeBSD__ >= 7.
2945 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2946 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2947 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2948 and USE_LD_AS_NEEDED.
2950 * doc/install.texi (*-*-freebsd*): Update target information.
2952 2009-09-22 Richard Guenther <rguenther@suse.de>
2955 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2956 arrays really properly.
2958 2009-09-22 Richard Henderson <rth@redhat.com>
2961 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2962 calls.static_chain, calls.trampoline_init,
2963 calls.trampoline_adjust_address.
2964 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2965 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2966 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2967 * builtins.c (expand_builtin_setjmp_receiver): Use
2968 targetm.calls.static_chain; only clobber registers.
2969 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2970 set up memory attributes properly for the trampoline block.
2971 (expand_builtin_adjust_trampoline): Use
2972 targetm.calls.trampoline_adjust_address.
2973 * calls.c (prepare_call_address): Add fndecl argument. Use
2974 targetm.calls.static_chain.
2975 * df-scan.c (df_need_static_chain_reg): Remove.
2976 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2977 consolodate static chain handling.
2978 * doc/tm.texi: Document new hooks.
2979 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2980 (init_emit_regs): Don't initialize them.
2981 * expr.h (prepare_call_address): Update decl.
2982 * final.c (profile_function): Use targetm.calls.static_chain.
2983 * function.c (expand_function_start): Likewise.
2984 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2985 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2986 only clobber registers.
2987 * targhooks.c (default_static_chain): New.
2988 (default_asm_trampoline_template, default_trampoline_init): New.
2989 (default_trampoline_adjust_address): New.
2990 * targhooks.h: Declare them.
2991 * varasm.c (assemble_trampoline_template): Use
2992 targetm.asm_out.trampoline_template. Make the memory block const
2995 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2996 alpha_initialize_trampoline. Make static. Merge VMS parameter
2997 differences into the TARGET_ABI_OPEN_VMS code block.
2998 (TARGET_TRAMPOLINE_INIT): New.
2999 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3000 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3001 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3002 (INITIALIZE_TRAMPOLINE): Remove.
3004 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3005 (TRAMPOLINE_TEMPLATE): Merge with ...
3006 (INITIALIZE_TRAMPOLINE): ... this and move ...
3007 * config/arc/arc.c (arc_trampoline_init): ... here.
3008 (TARGET_TRAMPOLINE_INIT): New.
3010 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3011 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3012 (arm_asm_trampoline_template): New.
3013 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3014 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3015 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3016 code to arm_asm_trampoline_template.
3017 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3018 arm_trampoline_adjust_address.
3019 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3020 adjust for target hook parameters.
3022 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3025 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3026 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3027 (bfin_trampoline_init): Rename from initialize_trampoline;
3028 make static; update for target hook parameters.
3029 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3030 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3031 bfin_asm_trampoline_template.
3032 (INITIALIZE_TRAMPOLINE): Remove.
3034 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3035 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3036 cris_trampoline_init): New.
3037 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3038 cris_asm_trampoline_template.
3039 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3040 adjust for target hook parameters.
3042 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3044 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3045 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3046 fr30_trampoline_init): New.
3047 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3048 fr30_asm_trampoline_template.
3049 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3050 adjust for target hook parameters.
3052 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3053 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3054 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3055 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3056 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3058 * config/h8300/h8300.c (h8300_trampoline_init): New.
3059 (TARGET_TRAMPOLINE_INIT): New.
3060 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3061 to h8300_trampoline_init and adjust for hook parameters.
3063 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3064 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3065 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3066 make static; adjust for hook parameters.
3067 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3069 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3070 (TARGET_TRAMPOLINE_INIT): New.
3071 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3072 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3073 iq2000_asm_trampoline_template.
3074 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3075 (TRAMPOLINE_CODE_SIZE): New.
3076 (TRAMPOLINE_SIZE): Use it.
3077 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3079 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3080 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3081 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3082 adjust for hook parameters.
3083 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3085 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3086 (m32r_trampoline_init): New.
3087 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3088 m32r_trampoline_init.
3090 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3091 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3092 make static; update for hook parameters.
3093 * config/m68hc11/m68hc11-protos.h: Update.
3094 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3096 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3097 (TARGET_TRAMPOLINE_INIT): New.
3098 (mcore_function_value): Fix typo.
3099 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3100 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3101 to mcore_asm_trampoline_template.
3102 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3104 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3105 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3106 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3107 update for hook parameters.
3108 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3110 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3111 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3112 mips_trampoline_init): New.
3113 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3114 mips_asm_trampoline_template.
3115 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3116 update for hook parameters.
3118 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3119 (TARGET_TRAMPOLINE_INIT): New.
3120 (mmix_trampoline_size): Remove.
3121 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3122 make static. Remove out-of-date tetra vs octa comment.
3123 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3124 make static; update for hook parameters.
3125 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3126 (INITIALIZE_TRAMPOLINE): Remove.
3127 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3128 (TRAMPOLINE_ALIGNMENT): New.
3129 * gcc/config/mmix/mmix-protos.h: Update.
3131 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3132 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3133 mn10300_trampoline_init): New.
3134 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3135 mn10300_asm_trampoline_template.
3136 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3138 * config/moxie/moxie.c (moxie_static_chain,
3139 moxie_asm_trampoline_template, moxie_trampoline_init,
3140 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3141 TARGET_TRAMPOLINE_INIT): New.
3142 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3143 moxie_trampoline_init.
3144 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3145 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3147 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3148 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3149 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3150 pa_trampoline_adjust_address): New.
3151 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3152 pa_asm_trampoline_template.
3153 (TRAMPOLINE_ALIGNMENT): New.
3154 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3155 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3156 adjust for hook parameters.
3157 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3159 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3160 (TARGET_TRAMPOLINE_INIT): New.
3161 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3162 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3164 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3166 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3167 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3168 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3169 make static; adjust parameters for the hook.
3170 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3172 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3173 s390_trampoline_template; make static.
3174 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3175 make static; adjust for target hook.
3176 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3177 * config/s390/s390-protos.h: Remove trampoline decls.
3178 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3179 (TRAMPOLINE_TEMPLATE): Remove.
3180 (TRAMPOLINE_ALIGNMENT): New.
3182 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3183 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3184 (TARGET_TRAMPOLINE_INIT): New.
3185 (score_asm_trampoline_template): New.
3186 (score_trampoline_init): Rename from score_initialize_trampoline;
3187 make static; adjust for hook parameters.
3188 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3189 score[37]_asm_trampoline_template.
3190 (INITIALIZE_TRAMPOLINE): Remove.
3191 * config/score/score3.c (score3_asm_trampoline_template): New.
3192 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3193 adjust for target hook.
3194 * config/score/score7.c (score7_asm_trampoline_template): New.
3195 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3196 adjust for target hook.
3197 * config/score/score3.h, config/score/score7.h: Update.
3199 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3200 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3201 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3202 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3203 make static; adjust for target hook parameters.
3204 (sh_trampoline_adjust_address): New.
3205 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3206 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3208 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3209 (sparc32_initialize_trampoline): Rename from
3210 sparc_initialize_trampoline; make static; replace tramp parameter
3211 with m_tramp and update memory accesses.
3212 (sparc64_initialize_trampoline): Similarly.
3213 (sparc_trampoline_init): New.
3214 * config/sparc/sparc-protos.h: Remove trampoline decls.
3215 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3216 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3218 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3219 (array_to_constant): Make ARR parameter const.
3220 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3221 make static; update for hook parameters.
3222 * config/spu/spu-protos.h: Update decls.
3223 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3225 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3226 from xstormy16_initialize_trampoline; make static; update for
3228 (TARGET_TRAMPOLINE_INIT): New.
3229 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3231 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3232 (TARGET_TRAMPOLINE_INIT): New.
3233 (v850_can_eliminate): Make static.
3234 (v850_asm_trampoline_template, v850_trampoline_init): New.
3235 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3236 v850_asm_trampoline_template.
3237 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3238 and adjust for target hook parameters.
3240 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3241 (TARGET_TRAMPOLINE_INIT): New.
3242 (vax_asm_trampoline_template, vax_trampoline_init): New.
3243 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3244 vax_asm_trampoline_template.
3245 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3247 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3248 (TARGET_TRAMPOLINE_INIT): New.
3249 (xtensa_asm_trampoline_template): Rename from
3250 xtensa_trampoline_template; make static.
3251 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3252 make static; update for hook parameters.
3253 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3254 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3255 (INITIALIZE_TRAMPOLINE): Remove.
3257 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3258 error for nested functions with regparm=3.
3259 (ix86_compute_frame_layout): Adjust frame pointer offset for
3260 ix86_static_chain_on_stack.
3261 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3262 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3263 don't reset to UNITS_PER_WORD.
3264 (ix86_emit_leave): Adjust ix86_cfa_state.
3265 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3266 (ix86_static_chain): New.
3267 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3268 make static; update for target hook parameters; use ix86_static_chain.
3269 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3270 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3271 (INITIALIZE_TRAMPOLINE): Remove.
3272 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3273 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3274 to the end. Add static_chain_on_stack.
3275 (ix86_static_chain_on_stack): New.
3277 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3278 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3279 (m68k_trampoline_init): New.
3280 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3281 m68k_trampoline_init and adjust for hook parameters.
3282 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3283 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3285 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3287 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3288 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3290 * reload1.c (reload): Call wrap_constant when substituting
3291 reg for equiv inside of DEBUG_INSNs.
3294 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3295 add_call_src_coords_attributes, add_high_low_attributes,
3296 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3297 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3298 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3299 when -gdwarf-2 -gstrict-dwarf.
3300 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3301 -gdwarf-[23] -gstrict-dwarf.
3302 (address_of_int_loc_descriptor, loc_descriptor,
3303 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3304 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3305 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3307 2009-09-22 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/41428
3310 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3311 (ccp_finalize): Pass it to substitute_and_fold.
3313 2009-09-22 Richard Guenther <rguenther@suse.de>
3315 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3316 (substitute_and_fold): Adjust prototype.
3317 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3318 (simplify_stmt_using_ranges): Likewise.
3319 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3320 (vrp_fold_stmt): New function.
3321 (vrp_finalize): Pass it to substitute_and_fold.
3322 * tree-flow.h (vrp_evaluate_conditional): Remove.
3323 (simplify_stmt_using_ranges): Likewise.
3324 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3325 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3326 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3328 (fold_predicate_in): Move to tree-vrp.c.
3329 (substitute_and_fold): Use the callback instead of calling into
3330 tree-vrp.c functions directly.
3332 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3334 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3335 comparison warning on rs6000.
3338 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3339 GIMPLE_EH_MUST_NOT_THROW cleanup.
3340 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3342 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3345 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3346 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3347 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3348 libSystem which is derived from the gcc 4.2.1 unwinder.
3350 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3353 * varasm.c (default_encode_section_info): Copy TLS model into
3354 sym_ref flags regardless of backend support for TLS, for all
3355 model types except TLS_MODEL_EMULATED.
3357 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3360 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3361 we can handle it correctly.
3363 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3365 * doc/install.texi (os2): Remove section.
3367 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3369 * doc/standards.texi (Objective-C): Adjust two URLs.
3371 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3373 * tree-tailcall.c (process_assignment): Don't check if a
3374 multiplication or an addition are already present.
3375 (find_tail_calls): Combine multiple additions and multiplications.
3376 (adjust_accumulator_values): Emit accumulators.
3378 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3380 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3381 xmm register restore.
3383 2009-09-21 Jan Hubicka <jh@suse.cz>
3385 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3386 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3389 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3391 * stor-layout.c (layout_type): Remove obsolete code.
3393 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3396 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3398 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3401 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3402 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3403 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3404 * fold-const.c (const_binop): Likewise.
3405 * real.h (do_mpc_arg2): Update prototype.
3407 2009-09-20 Jan Hubicka <jh@suse.cz>
3409 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3410 (add_location_or_const_value_attribute): Rewrite using
3412 (tree_add_const_value_attribute): Return true if successful.
3413 (tree_add_const_value_attribute_for_decl): Likewise.
3415 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3416 (loc_descriptor): ... here;
3417 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3418 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3419 pool items that was not marked for output.
3420 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3421 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3422 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3423 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3424 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3425 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3426 DW_OP_stack_value to get address of items that are not available
3428 (dw_loc_list): Handle single element lists correctly.
3430 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3431 Pascal Obry <obry@adacore.com>
3433 * unwind-dw2-fde.c (classify_object_over_fdes):
3434 Cast the constant 1 to _Unwind_Ptr.
3435 (add_fdes): Likewise.
3436 (linear_search_fdes): Likewise.
3438 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3440 * stor-layout.c (set_sizetype): Avoid useless type copy.
3442 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3444 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3446 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3447 * configure, config.in: Regenerate.
3448 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3450 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3451 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3452 for global data if the output could be used in a shared library.
3453 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3454 to 0 if TARGET_WRITABLE_EH_FRAME.
3456 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3458 PR rtl-optimization/39886
3459 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3460 just when insn is equal to BB_END (bb).
3462 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3464 * config/mips/mips.opt (mrelax-pic-calls): New option.
3465 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3467 (mips_unspec_call): Change "unspec_call" expander into this.
3468 (mips_strip_unspec_call): New function.
3469 (mips_got_load): Call mips_unspec_call instead of
3470 gen_unspec_call<mode>.
3471 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3473 (mips_cfg_in_reorg): New function.
3474 (mips16_lay_out_constants): Use it to decide whether to call
3475 CFG-aware insn splitting.
3476 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3477 mips_reorg. Move DF set-up code from here ...
3478 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3480 (mips_reorg): Call mips_df_reorg instead of
3481 r10k_insert_cache_barriers. Move CFG set-up code here from
3482 r10k_insert_cache_barriers.
3483 (mips_call_expr_from_insn): New function.
3484 (mips_pic_call_symbol_from_set): Likewise.
3485 (mips_find_pic_call_symbol): Likewise.
3486 (mips_annotate_pic_call_expr): Likewise.
3487 (mips_get_pic_call_symbol): Likewise.
3488 (mips_annotate_pic_calls): Likewise.
3489 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3491 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3492 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3493 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3495 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3496 (unspec_call<mode>): Remove it.
3497 (sibcall_internal, sibcall_value_internal,
3498 sibcall_value_multiple_internal, call_internal, call_split,
3499 call_value_internal, call_value_split,
3500 call_value_multiple_internal, call_value_multiple_split): Pass
3501 SIZE_OPNO to MIPS_CALL.
3502 (call_internal_direct, call_direct_split,
3503 call_value_internal_direct, call_value_direct_split): Pass -1 as
3504 SIZE_OPNO to MIPS_CALL.
3505 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3506 * configure: Regenerate.
3507 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3508 and -mno-relax-pic-calls.
3509 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3511 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3514 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3515 in the directory this rule is called from, rather than the
3516 toplevel 'gcc' directory, to fix in-tree build.
3518 2009-09-19 Chris Demetriou <cgd@google.com>
3520 PR preprocessor/28435:
3521 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3522 to cpplib that the preprocessor output is needed.
3524 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3526 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3527 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3528 *return_and_restore_fpregs_<mode>,
3529 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3532 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3533 instead of assuming it has always a REG inside of it.
3535 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3537 * config/freebsd.h: Update comment on types.
3538 (WINT_TYPE): Define.
3540 2009-09-18 Jason Merrill <jason@redhat.com>
3542 * c.opt: Add -fno-deduce-init-list.
3544 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3546 * value-prof.c (interesting_stringop_to_profile_p): Added output
3547 argument to indicate which parameter is the size parameter.
3548 * value-prof.c (gimple_stringop_fixed_value): Use
3549 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3550 * value-prof.c (gimple_stringops_transform): Update call sites to
3551 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3553 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3556 From David Binderman <dcb314@hotmail.com>:
3557 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3558 local variable f. Remove stale comments.
3559 (ix86_compute_frame_layout): Remove useless local variable total_size.
3560 Remove #if 0'd code.
3561 (legitimate_address_p): Remove useless local variables
3562 reason_rtx and reason.
3563 (ix86_split_copysign_const): Remove useless local variable op1.
3564 (scale_counter): Remove useless local variable piece_size_mask.
3566 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3568 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3571 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3574 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3576 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3578 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3581 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3583 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3584 DW_OP_implicit_value even without dwarf_version 4.
3586 2009-09-17 Jan Hubicka <jh@suse.cz>
3588 * dwarf2out.c: Include tree-pass.h and gimple.h.
3589 (loc_list_plus_const): New function.
3590 (loc_descriptor_from_tree_1): Rename to ...
3591 (loc_descriptor_from_tree): ... remove original.
3592 (loc_list_from_tree): New function.
3593 (add_AT_location_description): Accept location list.
3594 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3595 (concatn_mem_loc_descriptor): Remove.
3596 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3598 (secname_for_decl): Move up.
3599 (hidden_reference_p): New function; break out from ...
3600 (loc_by_refernece): ... here; move up.
3601 (dw_loc_list): New function.
3602 (single_element_loc_list): New function.
3603 (single_element_loc_list_p): New function.
3604 (add_loc_descr_to_each): New function.
3605 (add_loc_list): New function.
3606 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3607 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3608 add diagnostics why expansion failed.
3609 (add_location_or_const_value_attribute): Support location lists.
3610 (add_bound_info): Likewise.
3611 (descr_info_loc): Update call of loc_descriptor_from_tree.
3612 (gen_variable_die): Work on location lists.
3613 * final.c (pass_final): Add dump file.
3614 * Makefile.in (dwarf2out.o): Add new dependencies.
3616 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3619 * real.c decimal_from_integer, decimal_integer_string): New.
3620 (real_from_integer): Use them as special case for decimal float.
3621 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3622 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3623 Do not append zero after the decimal point in string to convert.
3625 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3627 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3628 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3630 2009-09-17 Martin Jambor <mjambor@suse.cz>
3632 * common.opt (fipa-sra): New switch.
3633 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3634 * timevar.def (TV_IPA_SRA): New timevar.
3635 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3636 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3637 * tree-sra.c: Include cgraph.c.
3638 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3639 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3640 and grp_not_necessarilly_dereferenced.
3641 (func_param_count): New variable.
3642 (encountered_apply_args): New variable.
3643 (bb_dereferences): New variable.
3644 (final_bbs): New variable.
3645 (no_accesses_representant): New variable.
3646 (no_accesses_p): New function.
3647 (dump_access): Dump the new fields.
3648 (sra_initialize): Set encountered_apply_args to false.
3649 (get_ssa_base_param): New function.
3650 (mark_parm_dereference): New function.
3651 (create_access): Caring for INIDRECT_REFs and different handling of
3652 varialble length accesses in early IPA SRA. Store the stmt - a new
3653 parameter - to the new access.
3654 (build_access_from_expr_1): New parameter stmt, passed to
3655 create_access. Handle INDIRECT_REFs.
3656 (build_access_from_expr): Pass the current statement to
3657 build_access_from_expr_1.
3658 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3660 (build_accesses_from_assign): Pass the current statement to
3661 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3662 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3663 final_bbs when necessary. Check for calls to __builtin_apply_args.
3664 Fixup EH info if anythng was changed.
3665 (is_unused_scalar_param): New function.
3666 (ptr_parm_has_direct_uses): New function.
3667 (find_param_candidates): New function.
3668 (mark_maybe_modified): New function.
3669 (analyze_modified_params): New function.
3670 (propagate_dereference_distances): New function.
3671 (dump_dereferences_table): New function.
3672 (analyze_caller_dereference_legality): New function.
3673 (unmodified_by_ref_scalar_representative): New function.
3674 (splice_param_accesses): New function.
3675 (decide_one_param_reduction): New function.
3676 (enum ipa_splicing_result): New type.
3677 (splice_all_param_accesses): New function.
3678 (get_param_index): New function.
3679 (turn_representatives_into_adjustments): New function.
3680 (analyze_all_param_acesses): New function.
3681 (get_replaced_param_substitute): New function.
3682 (get_adjustment_for_base): New function.
3683 (replace_removed_params_ssa_names): New function.
3684 (sra_ipa_reset_debug_stmts): New function.
3685 (sra_ipa_modify_expr): New function.
3686 (sra_ipa_modify_assign): New function.
3687 (convert_callers): New function.
3688 (modify_function): New function.
3689 (ipa_sra_preliminary_function_checks): New function.
3690 (ipa_early_sra): New function.
3691 (ipa_early_sra_gate): New function.
3692 (pass_early_ipa_sra): New variable.
3693 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3695 2009-09-17 Michael Matz <matz@suse.de>
3698 * tree.c (build_type_attribute_qual_variant): Export.
3699 * tree.h (build_type_attribute_qual_variant): Declare.
3700 * tree-inline.c (remap_type_1): Use it to build variants with
3701 the original qualifiers and attributes.
3703 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3705 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3706 without a fallthrough edge.
3708 2009-09-16 DJ Delorie <dj@redhat.com>
3710 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3711 chip and ignore the "fast_interrupt" attribute if so.
3713 2009-09-16 Richard Henderson <rth@redhat.com>
3716 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3719 2009-09-16 Richard Henderson <rth@redhat.com>
3722 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3723 is set only if DECL_NO_STATIC_CHAIN is unset.
3724 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3725 (FOR_EACH_NEST_INFO): New.
3726 (walk_all_functions): Use it.
3727 (finalize_nesting_tree): Likewise.
3728 (unnest_nesting_tree): Likewise.
3729 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3730 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3731 (convert_gimple_call): Early out if gimple_call_chain already set.
3732 (convert_all_function_calls): Iterate until no new functions
3733 require a static chain.
3734 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3735 when building a trampoline. Use dump_function_to_file instead
3737 (lower_nested_functions): Open dump_file. Validate that decls
3738 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3739 bit reset by this pass.
3741 2009-09-16 Michael Matz <matz@suse.de>
3744 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3745 shorten decl_common_unused.
3746 (DECL_RESTRICTED_P): New accessor.
3747 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3748 to disambiguate marked decls and restrict pointers.
3750 2009-09-16 Richard Henderson <rth@redhat.com>
3753 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3755 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3757 * integrate.c (set_block_abstract_flags): Call
3758 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3760 2009-09-16 Richard Guenther <rguenther@suse.de>
3763 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3766 2009-09-16 DJ Delorie <dj@redhat.com>
3767 Kaz Kojima <kkojima@gcc.gnu.org>
3769 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3770 (sh_expand_prologue): Update calls to output_stack_adjust.
3771 (sh_expand_epilogue): Likewise.
3773 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3776 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3777 trying to limit the extent of searches in the insn stream.
3779 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3780 Jakub Jelinek <jakub@redhat.com>
3784 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3786 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3787 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3788 (rs6000_savres_strategy): Always save FP registers inline if the
3789 target doesn't support hardware double-precision. Set the above
3790 bits in return value when needed.
3791 (rs6000_savres_routine_sym): Fix computation for cache selector.
3792 Mark the generated symbol as a function. Rename exitp argument to
3793 lr. Move code for determining the name of the symbol...
3794 (rs6000_savres_routine_name): ...here. New function. Add cases for
3795 getting the names right on AIX and 64-bit Linux.
3796 (savres_routine_name): New variable.
3797 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3798 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3799 on what the target routine uses as a base register. If savep && lr
3800 describe saving of r0 into memory slot.
3801 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3802 line calls for AIX ABI.
3803 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3804 determine FP save/restore functions.
3805 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3806 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3808 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3809 Duplicate restoration of LR and execute the appropriate one
3810 depending on whether GPRs are being restored inline. Set r11 from
3811 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3812 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3813 Fix out of line calls for AIX ABI.
3814 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3816 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3818 (*restore_gpregs_spe): Likewise.
3819 (*return_and_restore_gpregs_spe): Likewise.
3820 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3821 Define to empty string unconditionally.
3822 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3823 Define to empty string unconditionally.
3824 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3827 2009-09-15 Jan Hubicka <jh@suse.cz>
3829 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3830 * params.def (inline-insns-auto): Likewise.
3832 2009-09-15 Martin Jambor <mjambor@suse.cz>
3834 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3835 individual statements only at TDF_DETAILS dump level. Format
3836 source for 80 characters per line.
3838 2009-09-15 Christian Bruel <christian.bruel@st.com>
3840 * regrename.c (do_replace): Update REG_DEAD notes.
3842 2009-09-15 Revital Eres <eres@il.ibm.com>
3844 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3845 * targhooks.c (default_builtin_support_vector_misalignment):
3846 New builtin function.
3847 * targhooks.h (default_builtin_support_vector_misalignment):
3849 * target.h (builtin_support_vector_misalignment):
3850 New field in struct gcc_target.
3851 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3852 new builtin function.
3853 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3855 * config/rs6000/rs6000.c
3856 (rs6000_builtin_support_vector_misalignment): New function.
3857 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3859 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3861 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3863 (bfin_optimize_loop): Likewise.
3864 (bfin_gen_bundles): Likewise.
3865 (workaround_speculation): Likewise.
3866 (find_load): Return NULL_RTX for debug_insn.
3868 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3870 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3873 2009-09-14 DJ Delorie <dj@redhat.com>
3875 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3876 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3879 2009-09-14 Richard Henderson <rth@redhat.com>
3880 Jakub Jelinek <jakub@redhat.com>
3882 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3883 * cfgbuild.c (make_edges): Handle asm goto.
3884 * cfglayout.c (fixup_reorder_chain): Likewise.
3885 * cfgrtl.c (patch_jump_insn): Likewise.
3886 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3887 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3888 (gimple_build_asm_vec): Add and use labels parameter.
3889 (gimple_build_asm): Remove.
3890 (walk_gimple_asm): Walk labels too.
3891 * gimple.def (GIMPLE_ASM): Update docs.
3892 * gimple.h: Update decls.
3893 (struct gimple_statement_asm): Change nc to use unsigned char;
3895 (gimple_asm_nlabels): New.
3896 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3897 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3898 into gimple_build_asm_vec.
3899 * jump.c (mark_jump_label_asm): New.
3900 (mark_jump_label): Use it.
3901 (redirect_jump_1): Handle asm goto.
3902 (invert_jump_1): Soft fail if X is null.
3903 * recog.c (extract_asm_operands): New.
3904 (asm_noperands): Use it; handle asm labels.
3905 (decode_asm_operands): Use extract_asm_operands.
3906 (asm_operand_ok): Properly handle empty string.
3907 * reg-stack.c (get_asm_operands_in_out): Rename from
3908 get_asm_operand_n_inputs; use extract_asm_operands; return both
3909 inputs and outputs by reference; update all callers.
3910 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3911 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3912 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3913 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3914 (extract_asm_operands): Declare.
3915 * stmt.c (expand_asm_operands): Add and use labels parameter.
3916 (check_unique_operand_names): Likewise.
3917 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3918 (expand_asm_stmt): Handle asm labels.
3919 * tree-cfg.c (make_gimple_asm_edges): New.
3920 (make_edges): Use it.
3921 (cleanup_dead_labels): Handle asm labels.
3922 (is_ctrl_altering_stmt): Likewise.
3923 (gimple_redirect_edge_and_branch): Likewise.
3924 * tree.def (ASM_EXPR): Add 5th operand.
3925 * tree.h (ASM_LABELS): New.
3926 (resolve_asm_operand_names): Update decl.
3928 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3929 (c_parser_asm_goto_operands): New.
3930 * c-tree.h (build_asm_expr): Update decl.
3931 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3932 * doc/extend.texi: Document asm goto.
3934 2009-09-14 Richard Henderson <rth@redhat.com>
3936 * except.h: Update declarations.
3937 (struct pointer_map_t): Forward declare.
3938 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3939 (struct eh_landing_pad_d, eh_landing_pad): New.
3940 (struct eh_catch_d, eh_catch): New.
3941 (struct eh_region_d): Remove next_region_sharing_label, aka,
3942 label, tree_label, landing_pad, post_landing_pad, resume,
3943 may_contain_throw. Rename region_number to index. Remove
3944 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3945 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3946 (VEC(eh_landing_pad,gc)): New.
3947 (struct eh_status): Remove last_region_number. Add lp_array,
3948 throw_stmt_table, ttype_data, ehspec_data.
3949 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3950 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3951 * except.c (lang_protect_cleanup_actions): Return tree.
3952 (struct ehl_map_entry): Remove.
3953 (init_eh_for_function): Push zero entries for region and lp_array.
3954 (gen_eh_region): Add to region_array immediately.
3955 (gen_eh_region_catch): Operate on eh_catch objects.
3956 (gen_eh_landing_pad): New.
3957 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3958 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3959 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3960 (get_eh_landing_pad_from_number_fn): New.
3961 (get_eh_landing_pad_from_number): New.
3962 (get_eh_region_from_lp_number_fn): New.
3963 (get_eh_region_from_lp_number): New.
3964 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3965 (get_exception_pointer, get_exception_filter): Remove.
3966 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3967 (current_function_has_exception_handlers): Simplify.
3968 (bring_to_root, eh_region_replaceable_by_p): Remove.
3969 (replace_region, hash_type_list, hash_eh_region): Remove.
3970 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3971 (label_to_region_map, num_eh_regions): Remove.
3972 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3973 (find_exception_handler_labels): Remove.
3974 (duplicate_eh_regions_0, find_prev_try): Remove.
3975 (struct duplicate_eh_regions_data): New.
3976 (duplicate_eh_regions_1): Rewrite.
3977 (duplicate_eh_regions): Return a pointer map instead of an
3979 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3980 (redirect_eh_edge_to_label): Remove.
3981 (eh_region_outermost): Rewrite using eh_region pointers
3982 instead of integers.
3983 (add_ttypes_entry): Update for ttype_data move to eh_status.
3984 (add_ehspec_entry): Rewrite with VEC instead of varray.
3985 (assign_filter_values): Likewise. Export.
3986 (build_post_landing_pads, connect_post_landing_pads): Remove.
3987 (dw2_build_landing_pads): Rewrite to use lp_array.
3988 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3989 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3990 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3991 (sjlj_mark_call_sites): Update for landing pad numbers.
3992 (finish_eh_generation): Rewrite.
3993 (gate_handle_eh): Do nothing for no eh tree.
3994 (pass_rtl_eh): Move up near finish_eh_generation.
3995 (remove_eh_landing_pad): New.
3996 (remove_eh_handler): Export.
3997 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3998 (for_each_eh_label): Rewrite to use lp_array.
3999 (make_reg_eh_region_note): New.
4000 (make_reg_eh_region_note_nothrow_nononlocal): New.
4001 (insn_could_throw_p): New.
4002 (copy_reg_eh_region_note_forward): New.
4003 (copy_reg_eh_region_note_backward): New.
4004 (check_handled, add_reachable_handler): Remove.
4005 (reachable_next_level, foreach_reachable_handler): Remove.
4006 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4007 (get_eh_region_and_lp_from_rtx): New.
4008 (get_eh_region_from_rtx): New.
4009 (can_throw_internal_1, can_throw_external_1): Remove.
4010 (can_throw_internal): Use get_eh_region_from_rtx.
4011 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4012 (insn_nothrow_p, can_nonlocal_goto): New.
4013 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4014 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4015 (add_action_record): Use VEC not varray.
4016 (collect_one_action_chain): Update for eh_region changes.
4017 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4018 Use get_eh_region_and_lp_from_rtx.
4019 (gate_convert_to_eh_region_ranges): New.
4020 (pass_convert_to_eh_region_ranges): Use it.
4021 (push_uleb128, push_sleb128): Use VEC not varray.
4022 (output_one_function_exception_table): Likewise.
4023 (dump_eh_tree): Update for eh_region changes.
4024 (verify_eh_tree): Likewise.
4025 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4026 * tree-eh.c: Include target.h.
4027 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4028 Don't disallow GIMPLE_RESX; adjust argument check.
4029 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4030 (record_stmt_eh_region): Update for landing pad numbers;
4031 generate a landing pad if necessary.
4032 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4033 (remove_stmt_from_eh_lp_fn): Similarly.
4034 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4035 Update for lp numbers; don't special case missing throw_stmt_table.
4036 (lookup_expr_eh_lp): Similarly.
4037 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4038 (eh_seq, eh_region_may_contain_throw): New.
4039 (struct leh_state): Add ehp_region.
4040 (struct leh_tf_state): Remove eh_label.
4041 (emit_post_landing_pad): New.
4042 (emit_resx, emit_eh_dispatch): New.
4043 (note_eh_region_may_contain_throw): New.
4044 (frob_into_branch_around): Take eh_region not eh label;
4045 emit eh code into eh_seq.
4046 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4047 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4048 lower_eh_must_not_throw. Emit code to eh_seq.
4049 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4050 (lower_try_finally_onedest): Likewise.
4051 (lower_try_finally_copy): Likewise.
4052 (lower_try_finally_switch): Likewise.
4053 (lower_try_finally): Initialize ehp_region.
4054 (lower_catch): Update for eh_catch objects.
4055 (lower_eh_filter): Don't handle must_not_throw.
4056 (lower_eh_must_not_throw): New.
4057 (lower_cleanup): Don't set eh_label.
4058 (lower_eh_constructs_2): Resolve eh builtins.
4059 Handle GIMPLE_EH_MUST_NOT_THROW.
4060 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4061 Add eh_seq to the end of the function body.
4062 (make_eh_dispatch_edges): New.
4063 (make_eh_edge): Remove.
4064 (make_eh_edges): Simplify for landing pads.
4065 (redirect_eh_edge_1): New.
4066 (redirect_eh_edge): Use it.
4067 (redirect_eh_dispatch_edge): New.
4068 (stmt_could_throw_p): Use a switch. Allow RESX.
4069 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4070 (stmt_can_throw_internal): Likewise.
4071 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4072 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4073 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4074 (gate_refactor_eh): New.
4075 (pass_refactor_eh): Use it.
4076 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4077 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4078 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4079 (remove_unreachable_handlers): Rename from
4080 tree_remove_unreachable_handlers; rewrite for landing pads;
4081 call remove_eh_handler directly.
4082 (remove_unreachable_handlers_no_lp): New.
4083 (unsplit_eh, unsplit_all_eh): New.
4084 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4085 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4086 (cleanup_empty_eh_unsplit): New.
4087 (cleanup_empty_eh): Rewrite.
4088 (cleanup_all_empty_eh): New.
4089 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4090 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4091 (gate_cleanup_eh): New.
4092 (pass_cleanup_eh): Use it.
4093 (verify_eh_edges): Move later in file. Expect one EH edge.
4094 (verify_eh_dispatch_edge): New.
4096 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4097 (gtype-desc.o): Add TARGET_H.
4098 (tree.o): Use EXCEPT_H, not except.h.
4099 (cfgbuild.o): Add EXPR_H.
4100 (GTFILES): Add vecprim.h.
4101 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4102 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4103 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4104 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4105 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4106 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4107 calls to can_throw_internal.
4108 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4109 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4110 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4111 (expand_gimple_stmt): Use make_reg_eh_region_note.
4112 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4113 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4114 or find_exception_handler_labels.
4115 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4116 there is exacly one EH edge. Use can_nonlocal_goto and
4118 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4119 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4120 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4121 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4122 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4123 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4124 * dse.c (scan_insn): Use insn_could_throw_p.
4125 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4126 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4127 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4128 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4129 EXC_PTR_EXPR or FILTER_EXPR.
4130 (tree_expr_nonzero_warnv_p): Likewise.
4131 * function.h: Include vecprim.h, not varray.h
4132 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4133 move ttype_data and ehspec_data members to struct eh_status; change
4134 action_record_data member to a VEC.
4135 * gcse.c (hash_scan_set): Use can_throw_internal.
4136 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4137 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4138 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4139 (block_may_fallthru): Don't handle RESX_EXPR.
4140 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4141 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4142 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4143 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4144 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4145 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4146 (gimple_size): Likewise.
4147 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4148 (gimple_build_resx): Use gimple_build_with_ops.
4149 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4150 (is_gimple_val): Likewise.
4151 (is_gimple_stmt): Remove RESX_EXPR.
4152 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4153 (GIMPLE_RESX): Reorder with other EH constructs.
4154 * gimple.h (struct gimple_statement_eh_mnt): New.
4155 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4156 (gimple_eh_filter_must_not_throw): Remove.
4157 (gimple_eh_filter_set_must_not_throw): Remove.
4158 (gimple_eh_must_not_throw_fndecl): New.
4159 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4160 (is_gimple_resx): New.
4161 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4162 Don't copy EH_FILTER_MUST_NOT_THROW.
4163 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4164 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4165 handle must_not_throw_labels specially.
4166 * ipa-pure-const.c (check_call): Update debug statement for LP.
4167 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4168 * ipa-utils.c (get_base_var): Likewise.
4169 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4170 * lower-subreg.c (move_eh_region_note): Remove.
4171 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4172 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4173 (create_task_copyfn): Likewise.
4174 (maybe_catch_exception): Use gimple_build_eh_filter.
4175 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4176 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4177 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4178 and pass_lower_resx.
4179 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4180 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4181 can_throw_internal, can_nonlocal_goto.
4182 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4183 copy_reg_eh_region_note_forward.
4184 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4185 (emit_output_reload_insns): Likewise.
4186 (copy_eh_notes): Remove.
4187 * rtl.def (RESX): Remove.
4188 * rtl.h: Update declarations.
4189 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4190 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4191 (update_eh_label): Remove.
4192 (cleanup_dead_labels_eh): New.
4193 (cleanup_deal_labels): Use it instead of update_eh_label.
4194 (gimple_merge_blocks): Update landing pad data structure when
4195 removing a landing pad label.
4196 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4197 test; handle GIMPLE_EH_MUST_NOT_THROW.
4198 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4199 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4200 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4201 (verify_stmt): Likewise. Verify landing pads.
4202 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4203 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4204 (struct move_stmt_d): Add eh_map.
4205 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4206 (move_stmt_r): Remap eh region numbers in builtin calls,
4207 resx and eh_dispatch.
4208 (move_block_to_fn): Remove eh_offset parameter. Use
4209 maybe_duplicate_eh_stmt_fn.
4210 (find_outermost_region_in_block): Operate on eh_region pointers
4211 instead of region numbers.
4212 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4213 duplicate_eh_regions.
4214 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4215 test earlier. Disallow EH landing pads.
4216 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4217 * tree-flow.h: Update declarations.
4218 (struct tree_ann_common_d): Replace rn with lp_nr.
4219 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4220 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4221 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4222 resx and eh_dispatch.
4223 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4224 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4225 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4226 from duplicate_eh_regions.
4227 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4228 update RESX; handle EH_DISPATCH.
4229 (expand_call_inline): Set eh_lp_nr, not eh_region.
4230 (maybe_inline_call_in_expr): Likewise.
4231 * tree-inline.h (struct copy_body_data): Replace eh_region with
4232 eh_lp_nr, eh_region_offset with eh_map.
4233 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4234 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4235 * tree-pretty-print.c (dump_generic_node): Don't handle
4236 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4237 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4238 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4239 EXC_PTR_EXPR, FILTER_EXPR.
4240 * tree-ssa-operands.c (get_expr_operands): Likewise.
4241 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4242 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4243 (ao_ref_init_from_vn_reference): Likewise.
4244 * tree-ssa-sink.c (statement_sink_location): Likewise.
4245 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4246 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4247 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4248 EXC_PTR_EXPR, FILTER_EXPR.
4249 (is_exception_related): Remove.
4250 (compute_avail): Don't call it.
4251 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4252 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4253 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4254 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4256 (build_resx): Remove.
4257 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4258 * tree.h: Update declarations.
4259 (EH_FILTER_MUST_NOT_THROW): Remove.
4260 (struct tree_label_decl): Add eh_landing_pad_nr.
4261 (EH_LANDING_PAD_NR): New.
4262 * value-prof.c (gimple_ic): Tidy variable names. Update for
4263 landing pad numbers.
4264 (gimple_stringop_fixed_value): Tidy variable names. Assert
4265 that neither call stmt can throw.
4266 * vecprim.h (uchar): New.
4267 (VEC(uchar,heap), VEC(uchar,gc)): New.
4269 * c-common.c (c_define_builtins): Update call to
4270 build_common_builtin_nodes.
4271 * c-parser.c (c_parse_file): Don't call
4272 default_init_unwind_resume_libfunc.
4274 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4276 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4277 (mips_cprestore_address_p): Likewise.
4278 (mips_save_gp_to_cprestore_slot): Likewise.
4279 (mips_restore_gp): Rename to...
4280 (mips_restore_gp_from_cprestore_slot): ...this.
4281 (mips_must_initialize_gp_p): Declare.
4282 (mips_emit_save_slot_move): Likewise.
4283 (mips_output_load_label): Return nothing.
4284 (mips_eh_uses): Declare.
4285 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4286 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4287 (TARGET_ABSOLUTE_JUMPS): Likewise.
4288 (EH_USES): Likewise.
4289 (FIRST_PSEUDO_REGISTER): Update comment.
4290 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4291 (MIPS_CALL): ...here.
4292 (REGISTER_NAMES): Add $cprestore.
4293 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4294 Add load_label_length, has_inflexible_gp_insn_p,
4295 has_flexible_gp_insn_p, must_initialize_gp_p and
4296 must_restore_gp_when_clobbered_p.
4297 (mips_expand_call): Don't generate split instructions here.
4298 (mips_split_call): Update the call to mips_restore_gp after
4299 the above name change.
4300 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4301 (mips_find_gp_ref): New function.
4302 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4303 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4304 (mips_insn_has_flexible_gp_ref_p): Likewise.
4305 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4306 (mips_function_has_gp_insn): Delete.
4307 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4308 Use the new functions above. Only return INVALID_REGNUM
4309 for TARGET_ABSOLUTE_JUMPS.
4310 (mips_must_initialize_gp_p): New function.
4311 (mips_get_cprestore_base_and_offset): New function, extracted from...
4312 (mips_cprestore_slot): ...here. Take a bool parameter.
4313 (mips_cfun_has_cprestore_slot_p): New function.
4314 (mips_cprestore_address_p): Likewise.
4315 (mips_save_gp_to_cprestore_slot): Likewise.
4316 (mips_restore_gp): Rename to...
4317 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4318 epilogue_completed. Update the call to mips_cprestore_slot.
4319 Test cfun->machine->must_restore_gp_when_clobbered_p.
4320 (mips_direct_save_slot_move_p): New function.
4321 (mips_emit_save_slot_move): Likewise.
4322 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4323 of cfun->machine->global_pointer.
4324 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4325 (mips_save_reg): Use mips_emit_save_slot_move.
4326 (mips_expand_prologue): Set must_initialize_gp_p.
4327 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4328 for all cprestore saves. Emit a use_cprestore instruction after
4329 setting up the cprestore slot.
4330 (mips_restore_reg): Use mips_emit_save_slot_move.
4331 (mips_process_load_label): New function.
4332 (mips_load_label_length): Likewise.
4333 (mips_output_load_label): Don't return asm: output it here instead.
4334 Use mips_process_load_label.
4335 (mips_adjust_insn_length): Adjust the length of branch instructions
4336 that have length MAX_PIC_BRANCH_LENGTH.
4337 (mips_output_conditional_branch): Update the call to
4338 mips_output_load_label. Assume the branch target is OPERANDS[0]
4339 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4340 (mips_output_order_conditional_branch): Swap the meaning of
4341 OPERANDS[0] and OPERANDS[1].
4342 (mips_variable_issue): Don't count ghost instructions.
4343 (mips_expand_ghost_gp_insns): New function.
4344 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4345 (mips_output_mi_thunk): Set must_initialize_gp_p.
4346 (mips_eh_uses): New function.
4347 * config/mips/predicates.md (cprestore_save_slot_operand)
4348 (cprestore_load_slot_operand): New predicates.
4349 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4350 (UNSPEC_MOVE_GP): Likewise.
4351 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4352 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4353 (CPRESTORE_SLOT_REGNUM): New register.
4354 (MAX_PIC_BRANCH_LENGTH): New constant.
4355 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4356 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4357 branches. Fix commentary.
4358 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4359 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4360 Change type to "ghost".
4361 (loadgp_absolute_<mode>): Likewise.
4362 (loadgp_rtp_<mode>): Likewise.
4363 (copygp_mips16): Likewise.
4364 (loadgp_blockage): Remove redundant mode attribute.
4365 (potential_cprestore): New instruction.
4366 (cprestore): Turn into an unspec set.
4367 (use_cprestore): New instruction.
4368 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4369 (*branch_fp_inverted): Likewise.
4370 (*branch_order<mode>): Likewise.
4371 (*branch_order<mode>_inverted): Likewise.
4372 (*branch_equality<mode>): Likewise.
4373 (*branch_equality<mode>_inverted): Likewise.
4374 (*branch_bit<bbv><mode>): Likewise.
4375 (*branch_bit<bbv><mode>_inverted): Likewise.
4376 (*branch_equality<mode>_mips16): Remove redundant mode.
4377 (jump): Turn into a define_expand.
4378 (*jump_absolute): New instruction.
4379 (*jump_pic): Likewise.
4380 (*jump_mips16): Rename previously-unnamed pattern. Remove
4381 redundant mode attribute.
4382 (restore_gp): Split on epilogue_completed rather than
4383 reload_completed. Change type to "ghost".
4384 (move_gp<mode>): New instruction.
4385 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4386 Remove redundant mode attribute.
4387 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4388 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4389 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4391 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4394 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4395 are returned in the same register (vs34 or v2) that Altivec vector
4396 types are returned in.
4397 (rs6000_libcall_value): Ditto.
4400 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4401 instead of explicit addsi3/adddi3 calls.
4402 (rs6000_split_multireg_move): Ditto.
4403 (rs6000_emit_allocate_stack): Ditto.
4404 (rs6000_emit_prologue): Ditto.
4405 (rs6000_output_mi_thunk): Ditto.
4407 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4408 size is 64 bits if we can use 64-bit registers.
4410 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4412 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4415 From Jie Zhang <jie.zhang@analog.com>:
4416 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4417 save FP and RETS with saveall attribute.
4418 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4419 with saveall attribute.
4421 * config/bfin/bfin.c (bfin_expand_builtin,
4422 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4425 From Jie Zhang <jie.zhang@analog.com>:
4426 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4427 before use in two places.
4428 * config/bfin/bfin.md (AREG): Define mode iterator.
4429 (reload_in, reload_out): Use mode iterator AREG.
4431 2009-09-14 Richard Guenther <rguenther@suse.de>
4434 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4435 EH personality path.
4437 2009-09-13 Richard Guenther <rguenther@suse.de>
4438 Rafael Avila de Espindola <espindola@google.com>
4440 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4441 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4442 (LANG_HOOKS_INITIALIZER): Adjust.
4443 (lhd_pass_through_t): Declare.
4444 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4446 * langhooks.c (lhd_pass_through_t): New function.
4447 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4448 dwarf2out_begin_prologue): Use personality from current_function_decl.
4449 * expr.h (get_personality_function): Declare.
4450 * expr.c (get_personality_function): New function.
4451 (build_personality_function): Likewise.
4452 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4453 (eh_personality_libfunc): Remove.
4454 * optabs.c (build_libfunc_function): New function split out from ...
4455 (init_one_libfunc): ... here.
4456 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4457 (tree_function_decl): Add personality.
4458 (lhd_gcc_personality): Declare.
4459 (build_personality_function): Likewise.
4460 * tree.c (gcc_eh_personality_decl): New.
4461 (lhd_gcc_personality): New function.
4462 * except.h (lang_eh_runtime_type): Remove.
4463 (enum eh_personality_kind): New.
4464 (build_personality_function): Declare.
4465 (function_needs_eh_personality): Declare.
4466 * except.c (lang_eh_runtime_type): Remove.
4467 (function_needs_eh_personality): New function.
4468 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4469 (sjlj_emit_function_enter, output_function_exception_table):
4470 Use personality from current_function_decl.
4471 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4472 * tree-inline.c (tree_can_inline_p): Do not inline across different
4474 (expand_call_inline): Likewise. Adjust the callers EH personality.
4475 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4476 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4477 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4478 (c-parser.o): Likewise
4479 * c-tree.h (c_eh_initialized_p): Remove.
4480 (c_maybe_initialize_eh): Likewise.
4481 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4482 (finish_decl): Don't call c_maybe_initialize_eh.
4483 (c_eh_initialized_p): Remove.
4484 (c_maybe_initialize_eh): Likewise.
4485 * c-parser.c (c_parser_omp_construct): Likewise.
4486 (c_parse_file): Initialize exception handling.
4488 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4490 * config.gcc (tm_file): Remove i386/biarch32.h
4491 for i?86-w64-mingw* case.
4492 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4494 * config.host: Set for x64 mingw the option
4495 use_long_long_for_widest_fast_int to yes.
4497 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4499 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4500 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4501 (dbxout_begin_function): Likewise.
4502 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4503 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4504 set on the function.
4505 (final_end_function): Likewise.
4506 (final_scan_insn): Likewise.
4507 (rest_of_handle_final): Likewise.
4508 * varasm.c (assemble_start_function): Likewise.
4509 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4511 2009-09-12 Jason Merrill <jason@redhat.com>
4513 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4514 * opts.c (common_handle_option): constify.
4516 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4518 * doc/install.texi (avr): Remove obsolete reference site.
4520 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4522 * doc/install.texi (Binaries): Adjust AIX link.
4524 2009-09-12 Akim Demaille <demaille@gostai.com>
4526 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4527 Use an imperative sentence.
4529 2009-09-11 Richard Henderson <rth@redhat.com>
4531 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4532 structure-name and has-tree-operands arguments; update all entries.
4533 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4535 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4536 (gsstruct_code_size): New.
4537 (gss_for_code_): New.
4538 (gss_for_code): Remove.
4539 (gimple_size): Rewrite using gsstruct_code_size.
4540 (gimple_statement_structure): Move to gimple.h.
4541 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4542 (gss_for_code, gimple_statement_structure): New.
4543 (gimple_ops): Use new arrays; tidy.
4545 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4547 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4548 operand to be a PLUS expression.
4549 * config/pa/pa.c (pa_secondary_reload): Likewise.
4551 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4553 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4555 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4558 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4560 From Jie Zhang <jie.zhang@analog.com>:
4561 * doc/extend.texi (node Function Attributes): Document l2
4563 (node Blackfin Variable Attributes): Document l2 variable attributes.
4565 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4567 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4568 to match the system compiler's configuration at inflection point.
4569 Add comment to remark a remaining difference with system compiler.
4571 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4572 * configure: Regenerate.
4574 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4576 From Jie Zhang <jie.zhang@analog.com>:
4577 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4578 (bfin_handle_l2_attribute): New.
4579 (bfin_attribute_table): Add l2 attribute.
4581 2009-09-11 Michael Matz <matz@suse.de>
4584 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4585 on the local_decls list.
4587 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4591 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4593 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4594 for VALUEs, to implement the documented interface.
4595 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4596 Adjust for VALUEs and anything else, to implement the
4597 documented interface.
4599 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4601 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4602 with actual SPE/paired vector modes before using 64-bit alignment.
4603 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4605 2009-09-10 DJ Delorie <dj@redhat.com>
4607 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4610 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4611 * config/mep/mep.c (mep_legitimate_constant_p): New.
4612 * config/mep/mep-protos.h: Prototype it.
4614 2009-09-10 Richard Henderson <rth@redhat.com>
4616 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4618 2009-09-10 Jason Merrill <jason@redhat.com>
4620 * tree.c (chain_index): New fn.
4621 * tree.h: Declare it.
4623 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4625 * config/sol2-c.c (cmn_err_length_specs): Initialize
4626 scalar_identity_flag.
4628 2009-09-10 Richard Henderson <rth@redhat.com>
4630 * tree.h (struct tree_decl_common): Move align member earlier;
4631 move label_decl_uid member ...
4632 (struct tree_label_decl): ... here.
4633 (LABEL_DECL_UID): Update to match.
4635 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4638 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4639 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4641 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4642 dest_prev if the edge is complex.
4644 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4646 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4647 loop latch tests earlier.
4649 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4650 before GIMPLE_RETURN, not after its predecessor; insert
4653 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4654 gimple_seq_empty_p to test for no PHI nodes.
4655 * tree-cfg.c (split_critical_edges): Likewise.
4657 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4659 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4661 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4662 introduced by the VTA branch merge.
4664 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4666 * ira-conflicts.c: Use fputs or putc instead of fprintf
4670 * tree-switch-conversion.c: Ditto.
4672 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4674 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4675 introduced by the VTA branch merge.
4677 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4680 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4682 PR rtl-optimization/39779
4683 * expr.c (convert_modes): Return when mode == oldmode after
4684 CONST_INTs are processed.
4686 2009-09-10 Nick Clifton <nickc@redhat.com>
4688 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4689 attribute and referring decl when creating renamed symbol.
4691 2009-09-10 Richard Guenther <rguenther@suse.de>
4694 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4696 (cgraph_finalize_compilation_unit): Compute reachability
4697 before emitting thunks. Properly process aliases before
4698 possibly removing unreachable nodes.
4700 2009-09-10 Richard Guenther <rguenther@suse.de>
4703 * tree.c (struct free_lang_data_d): Add worklist member.
4704 (find_decls_types_r): Push onto the worklist instead of recursing.
4705 Handle TREE_BINFOs properly.
4706 (find_decls_types): New function wrapped around find_decls_types_r
4707 to process the worklist.
4708 (find_decls_types_in_eh_region): Use it.
4709 (find_decls_types_in_node): Likewise.
4710 (find_decls_types_in_var): Likewise.
4711 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4712 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4713 (AGGREGATE_TYPE_P): Adjust.
4715 2009-09-09 Jason Merrill <jason@redhat.com>
4717 * configure.ac: Check glibc version even if we have an in-tree
4720 2009-09-09 Anthony Green <green@moxielogic.com>
4722 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4723 the constant 0 when appropriate.
4724 * config/moxie/constraints.md: Add constraint O.
4726 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4727 to pass up to 6 32-bit argument values in registers.
4728 (moxie_function_arg): Ditto.
4729 (moxie_arg_partial_bytes): Ditto.
4730 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4731 (REG_PARM_STACK_SPACE): Ditto.
4732 (FUNCTION_ARG_REGNO_P): Ditto.
4734 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4735 instruction to allocate stack space.
4737 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4739 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4740 unnecessarily stringent constraints. Fix address
4741 calculation in the splitters.
4743 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4745 PR rtl-optimization/39779
4746 * expr.c (convert_modes): Return when mode == oldmode after
4747 CONST_INTs are processed.
4749 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4752 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4753 (ix86_expand_prologue): Take frame.padding0 into logic of
4755 (ix86_expand_epilogue): Likewise.
4757 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4759 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4761 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4762 * config/t-slibgcc-libgcc: New file.
4763 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4765 2009-09-09 Martin Jambor <mjambor@suse.cz>
4767 PR tree-optimization/41089
4768 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4771 2009-09-09 Richard Henderson <rth@redhat.com>
4773 * gimple.h (CASE_GIMPLE_OMP): New.
4774 (is_gimple_omp): Use it.
4775 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4776 (verify_gimple_debug): Likewise.
4778 2009-09-09 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/41101
4781 * tree-ssa-pre.c (maximal_set): Remove.
4782 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4783 Defer all blocks we didn't visit at least one successor.
4784 (add_to_exp_gen): Do not add to the maximal set.
4785 (make_values_for_phi): Likewise.
4786 (compute_avail): Likewise.
4787 (init_pre): Do not allocate the maximal set.
4788 (execute_pre): Do not dump it.
4790 2009-09-09 Martin Jambor <mjambor@suse.cz>
4792 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4793 an SSA_NAME rather than a is_gimple_variable.
4795 2009-09-09 Richard Guenther <rguenther@suse.de>
4798 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4799 code dealing with plain pointer bases.
4800 (maybe_fold_offset_to_reference): Likewise.
4801 (maybe_fold_stmt_addition): Adjust.
4803 2009-09-09 Richard Guenther <rguenther@suse.de>
4805 * tree.c (free_lang_data_in_type): Do not free the type variant
4807 (free_lang_data): Merge char_type_node with its properly signed
4809 (pass_ipa_free): Collect after freeing language specific data.
4811 2009-09-09 Michael Matz <matz@suse.de>
4814 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4815 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4816 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4819 2009-09-08 DJ Delorie <dj@redhat.com>
4821 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4823 2009-09-04 Jason Merrill <jason@redhat.com>
4825 * tree.c (tree_find_value): Remove.
4826 * tree.h: Remove prototype.
4827 * varasm.c (assemble_external): Use value_member instead.
4829 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4831 * toplev.c (process_options): Choose default debugging type when
4832 gtoggle enables debug info and type is unset.
4834 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4838 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4841 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4843 * configure: Rebuilt with modified libtool.m4.
4845 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4850 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4852 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4854 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4855 (remove_statement): Likewise.
4856 (rewrite_use_nonlinear_expr): Adjust.
4857 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4858 * tree-ssa.c (release_defs_bitset): ... this. New.
4859 * tree-flow.h (release_defs_bitset): Declare.
4861 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4864 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4865 in the middle block.
4867 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4869 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4870 via intptr_t to long type.
4871 (insert_operand_rank): Cast long type via intptr_t to
4873 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4875 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4876 from pointer to unsigned via uintptr_t.
4878 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4879 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4881 * configure: Regenerated.
4882 * config.in: Regenerated
4883 * system.h (stdint.h): Add include.
4884 (inttypes.h): Likewise.
4885 * Makefile.in (aclocal): Add config/stdint.m4.
4886 * aclocal.m4: Regenerated.
4888 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4890 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4892 (note_np_check_stores): New function.
4893 (harmless_null_pointer_p): New function.
4894 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4895 changed. Take into account whether we're in the shadow of a condjump
4896 that tested NP_REG for NULL.
4897 Lose all code that tested for SEQUENCEs.
4898 (workaround_speculation): Avoid inserting NOPs for loads that are
4899 either always executed or a NULL pointer.
4901 2009-09-08 Jan Hubicka <jh@suse.cz>
4903 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4904 * params.def (early-inlining-insns): Likewise.
4906 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4908 PR rtl-optimization/41239
4909 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4910 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4912 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4913 across calls, as the calls might not always return normally.
4914 (call_may_noreturn_p): New function.
4915 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4916 (init_deps): Initialize it.
4917 (remove_from_deps): Also remove calls from
4918 last_function_call_may_noreturn list.
4920 2009-09-07 Richard Henderson <rth@redhat.com>
4922 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4923 more VR->OPERANDS than LHS operands. Free LHS before returning.
4925 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4927 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4928 (attr "addrtype"): New member "spreg".
4929 Use it if mem_spfp_address_operand is true for the address.
4930 (attr "type"): New entry "stall".
4931 (cpu_unit "load"): New.
4932 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4934 (insn_reservation "loadsp"): New.
4935 (insn_reservation "load_stall1"): New.
4936 (insn_reservation "load_stall3"): New.
4938 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4939 (mem_p_address_operand): Exclude stack and frame pointer based
4941 (mem_spfp_address_operand): New; match them here.
4942 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4943 (bfin_reorg): Call it if scheduling insns.
4944 (bfin_gen_bundles): Remove dummy insns created by
4945 add_sched_insns_for_speculation.
4947 From Jie Zhang <jie.zhang@analog.com>:
4948 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4949 bfin_si_revision, bfin_workarounds): Move these ...
4950 * config/bfin/bfin.h: ... here.
4952 From Mike Frysinger <michael.frysinger@analog.com>
4953 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4954 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4955 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4956 bf547m, bf548m, and bf549m.
4957 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4958 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4959 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4960 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4961 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4962 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4963 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4964 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4965 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4966 bf542m, bf544m, bf547m, bf548m, and bf549m.
4968 From Jie Zhang <jie.zhang@analog.com>:
4969 * config/bfin/predicates.md (p_register_operand): New predicate.
4970 (dp_register_operand): New predicate.
4971 * config/bfin/bfin-protos.h (WA_05000074): Define.
4972 (ENABLE_WA_05000074): Define.
4973 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4974 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4975 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4976 (define_attr addrtype): Allow load/store register to be P register.
4977 (define_attr storereg): New.
4978 (define_cpu_unit anomaly_05000074): New.
4979 (define_insn_reservation dsp32shiftimm): New.
4980 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4981 (define_insn_reservation loadp): Cannot use slot2.
4982 (define_insn_reservation loadsp): Cannot use slot2.
4983 (define_insn_reservation storep): Cannot use slot2. Does not
4984 apply when working around 05000074.
4985 (define_insn_reservation storep_anomaly_05000074): New.
4986 (define_insn_reservation storei): Does not apply when working
4988 (define_insn_reservation storei_anomaly_05000074): New.
4989 (define_attr length): Add dsp32shiftimm case.
4990 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4991 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4992 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4993 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4994 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4996 2009-09-07 Martin Jambor <mjambor@suse.cz>
4999 * tree-sra.c (create_artificial_child_access): Return NULL if
5000 build_ref_for_offset fails.
5001 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5002 and create_artificial_child_access to fail.
5004 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5007 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5008 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5009 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5011 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5013 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5014 block, ensure it has an exit edge. Emit a barrier after a jump.
5016 2009-09-07 Nick Clifton <nickc@redhat.com>
5018 * gcc.c (this_is_linker_script): New variable. Like
5019 this_is_library_file but for the %T constructor.
5020 (end_going_arg): If this_is_linker_script is set then locate the
5021 script and insert a --script switch before it
5022 (do_spec_2): Initialise this_is_linker_script.
5023 (do_spec_1): Likewise. Handle %T construct.
5024 (eval_spec_function): Preserve this_is_linker_script.
5025 * doc/invoke.texi: Document %T construct in spec files.
5026 * config/m32c/m32c.h (LIB_SPEC): Use it.
5028 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5030 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5031 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5032 when volatile flag is set.
5033 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5035 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5038 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5039 (combine_stack_adjustments_for_block): Allow insns between stack
5040 adjustments and stores with corresponding pre-(dec|inc)rement or
5041 pre-modify operation.
5043 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5046 * combine-stack-adj.c (struct csa_memlist): Rename to...
5047 (struct csa_reflist): ... this. Rename mem field to ref.
5048 (free_csa_memlist): Rename to...
5049 (free_csa_reflist): ... this.
5050 (record_one_stack_memref): Rename to...
5051 (record_one_stack_ref): ... this. Handle also REG_P.
5052 (try_apply_stack_adjustment): Handle also REG_P.
5053 (struct record_stack_memrefs_data): Rename to...
5054 (struct record_stack_refs_data): ... this. Rename memlist field to
5056 (record_stack_memrefs): Rename to...
5057 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5058 subexpressions instead of failing when a MEM contains SP references.
5059 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5060 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5062 2009-09-06 Richard Guenther <rguenther@suse.de>
5065 * tree.c (build_array_type): Do not record types marked
5066 with structural equality in the canonical type hashtable.
5068 2009-09-06 Richard Guenther <rguenther@suse.de>
5071 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5073 2009-09-05 Richard Guenther <rguenther@suse.de>
5076 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5078 2009-09-05 Richard Guenther <rguenther@suse.de>
5081 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5083 2009-09-05 Richard Guenther <rguenther@suse.de>
5086 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5087 before comparing function argument types.
5089 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5092 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5095 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5098 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5100 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5101 locators before emit_insn is called.
5103 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5106 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5107 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5108 (reginfo_init): Don't call allocate_reg_info.
5110 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5113 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5114 NONDEBUG_INSN_P instead of INSN_P.
5116 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5119 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5121 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5124 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5125 pattern of the split.
5127 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5129 * toplev.c (process_options): Move setter of flag_var_tracking
5130 before other tests that depend on it. Move down setter of
5131 flag_rename_registers. Don't enable var-tracking-assignments
5132 by default if selective scheduling is enabled. Warn if both
5135 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5137 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5138 comment. Use switch statement to catch overlaps between rtx
5139 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5140 (IS_DECL_CODE): ... here. Remove.
5141 (check_value_is_not_decl): Remove.
5142 (dv_from_decl, dv_from_value): Check after conversion.
5144 2009-09-04 Richard Guenther <rguenther@suse.de>
5147 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5148 after emitting tunks. Move emitting thunks and ctors from ...
5149 (cgraph_optimize): ... here. Remove redundant
5150 cgraph_analyze_functions.
5151 * varasm.c (find_decl_and_mark_needed): Remove no longer
5153 (finish_aliases_1): Adjust check for thunk aliases.
5155 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5157 * config/arm/arm.md (ctzsi2): Added braces
5158 to avoid warning that broke booststrap.
5160 2009-09-04 Martin Jambor <mjambor@suse.cz>
5162 PR tree-optimization/41112
5163 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5164 handle variable-bounded arrays.
5165 (expr_with_var_bounded_array_refs_p): New function.
5166 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5168 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5170 * config/s390/2097.md: Removed two incorrect bypasses.
5171 (z10_fsimpdf): Fixed latency.
5172 (z10_fhex): New insn_reservation.
5173 (z10_floaddf): Fixed latency.
5174 (z10_floadsf): Fixed latency.
5175 (z10_ftrunctf): Fixed latency.
5176 (z10_ftruncdf): Fixed latency.
5177 * config/s390/s390.c (z10_cost): Fixed values.
5178 (s390_adjust_priority): Added z10 path.
5179 * config/s390/s390.md (type): Added fhex.
5180 (*mov<mode>_64dfp): Updated type attribute.
5181 (*mov<mode>_64): Updated type attribute.
5182 (*mov<mode>_31): Updated type attribute.
5183 (*mov<mode>"): Likewise.
5184 * config/s390/2084.md (x_fsimpdf): Updated condition.
5186 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5188 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5189 RTXs in the predicate for operand 1.
5191 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5193 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5194 (rbitsi2): New insn.
5195 (ctzsi2): New expand.
5196 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5198 2009-09-03 Martin Jambor <mjambor@suse.cz>
5200 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5201 (create_artificial_child_access): Use build_ref_for_offset instead
5202 of duplicate_expr_for_different_base.
5203 (propagate_subacesses_accross_link): Likewise.
5205 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5207 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5209 (mips16e_collect_argument_saves): Skip debug instructions.
5210 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5211 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5212 (r10k_insert_cache_barriers): Likewise.
5213 (mips_reorg_process_insns): Likewise.
5215 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5218 * ira.c (update_equiv_reg): Remove check on class likely spill.
5220 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5223 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5224 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5228 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5229 the stack slot if it is passed by invisible reference.
5230 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5231 by invisible reference.
5233 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5235 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5236 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5237 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5239 * config/bfin/sync.md: New file.
5240 * config/bfin/bfin.md: Include it.
5241 (UNSPEC_ATOMIC): New.
5242 (UNSPEC_ONES): Provide a unique number.
5244 From Jie Zhang <jie.zhang@analog.com>:
5245 * config/bfin/bfin.c (ret_regs): New.
5246 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5247 (must_save_rets_p): New.
5248 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5249 current_function_is_leaf.
5250 (do_link): Likewise.
5251 (do_unlink): Likewise.
5252 (expand_interrupt_handler_prologue): Use ret_regs array.
5253 (expand_interrupt_handler_epilogue): Use ret_regs array and
5254 pass return register to gen_return_internal.
5255 (bfin_expand_epilogue): Pass return register to
5256 gen_return_internal.
5257 (bfin_expand_call): Explicitly clobber RETS.
5258 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5259 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5260 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5261 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5263 (return_internal): Take a reg rtx rather than the register number.
5265 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5267 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5268 when comparing against estimated_loop_iterations_int return.
5270 2009-09-03 Richard Guenther <rguenther@suse.de>
5272 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5273 eh_personality_libfunc.
5275 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5277 * tree-parloops.c (separate_decls_in_region): Add space.
5279 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5281 * tree-parloops.c (separate_decls_in_region): Change the condition
5282 checking if there are reductions in the loop.
5284 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5286 PR tree-optimization/38275
5287 * tree-parloops.c (parallelize_loops): Replace profitability condition
5288 for expected number of iterations.
5290 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5292 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5293 (bootstrap-debug): Explain conditions in which it becomes default.
5294 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5297 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5299 * doc/invoke.texi (Optimize Options): Move
5300 -finline-small-functions to the -O2 list.
5302 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5304 * toplev.c (process_options): Enable var-tracking-assignments
5305 by default if var-tracking is enabled.
5307 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5309 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5311 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5312 * rtl.h (prev_nonnote_insn_bb): Declare it.
5314 2009-09-03 Diego Novillo <dnovillo@google.com>
5316 * cgraph.c (cgraph_node_for_decl): New.
5317 * cgraph.h (cgraph_node_for_decl): Declare.
5318 * tree.c (host_integerp): Return 0 if T is NULL.
5320 2009-09-03 Diego Novillo <dnovillo@google.com>
5322 * tree.h (struct alias_pair): Move from varasm.c.
5323 (alias_pairs): Likewise.
5324 (TYPE_MAXVAL): Define.
5325 (TYPE_MINVAL): Define.
5326 (iterative_hash_host_wide_int): Declare.
5327 (remove_unreachable_alias_pairs): Declare.
5328 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5329 * diagnostic.c (default_diagnostic_starter): Make extern.
5330 (default_diagnostic_finalizer): Make extern.
5331 * diagnostic.h (default_diagnostic_starter): Declare.
5332 (default_diagnostic_finalizer): Declare.
5333 (default_tree_printer): Declare.
5334 * toplev.c (default_tree_printer): Make extern.
5336 2009-09-03 Richard Guenther <rguenther@suse.de>
5337 Diego Novillo <dnovillo@google.com>
5339 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5340 * cgraphunit.c (cgraph_expand_function): Do not emit
5341 associated thunks from here.
5342 (cgraph_emit_thunks): New.
5343 (cgraph_optimize): Call it.
5344 Return if any IPA pass finds an error.
5345 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5348 2009-09-03 Simon Baldwin <simonb@google.com>
5349 Rafael Espindola <espindola@google.com>
5350 Richard Guenther <rguenther@suse.de>
5351 Doug Kwan <dougkwan@google.com>
5352 Diego Novillo <dnovillo@google.com>
5354 * tree.c: Include tree-pass.h, langhooks-def.h,
5355 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5356 (free_lang_data_in_type): New.
5357 (need_assembler_name_p): New.
5358 (free_lang_data_in_block): New.
5359 (free_lang_data_in_decl): New.
5360 (struct free_lang_data_d): New.
5361 (add_tree_to_fld_list): New.
5362 (find_decls_types_r): New.
5363 (get_eh_types_for_runtime): New.
5364 (find_decls_types_in_eh_region): New.
5365 (find_decls_types_in_node): New.
5366 (find_decls_types_in_var): New.
5367 (free_lang_data_in_cgraph): New.
5368 (free_lang_data): New.
5369 (gate_free_lang_data): New.
5370 (pass_ipa_free_lang_data): New.
5372 2009-09-03 Diego Novillo <dnovillo@google.com>
5374 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5375 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5376 (lang_hooks): Remove const qualifier.
5377 * ipa.c (cgraph_remove_unreachable_nodes): Call
5378 remove_unreachable_alias_pairs.
5379 * except.c (add_type_for_runtime): Check if TYPE has
5380 already been converted.
5381 (lookup_type_for_runtime): Likewise.
5382 (check_handled): Handle converted types.
5383 * varasm.c (remove_unreachable_alias_pairs): New.
5384 * gimple.c: Include demangle.h.
5385 (gimple_decl_printable_name): New.
5386 (gimple_fold_obj_type_ref): New.
5387 * gimple.h (gimple_decl_printable_name): Declare.
5388 (gimple_fold_obj_type_ref): Declare.
5389 * passes.c (init_optimization_passes): Add pass
5390 pass_ipa_free_lang_data.
5391 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5392 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5394 2009-09-03 Diego Novillo <dnovillo@google.com>
5396 * c-lang.c (lang_hooks): Remove const qualifier.
5398 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5400 * doc/install.texi (*-*-freebsd*): Update target information.
5402 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5404 * hard-reg-set.h (call_fixed_regs): Remove.
5405 * reginfo.c (call_fixed_regs): Remove.
5406 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5407 (globalize_reg): Don't use call_fixed_regs.
5408 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5411 2009-09-01 Michael Matz <matz@suse.de>
5413 * expr.h (emit_storent_insn, expand_expr_real_1,
5414 expand_expr_real_2): Declare.
5415 * expr.c (emit_storent_insn, expand_expr_real_1,
5416 expand_expr_real_2): Export.
5417 (store_expr): Setting and evaluating dont_return_target is useless.
5418 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5419 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5420 * except.c (expand_resx_expr): Rename to ...
5421 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5422 * except.h (expand_resx_stmt): Declare.
5423 * stmt.c: Add include gimple.h
5424 (expand_asm_expr): Rename to ...
5425 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5426 (expand_case): Rewrite to take gimple statement.
5427 * tree.h (expand_asm_stmt): Declare.
5428 (expand_case): Change prototype.
5429 * Makefile.in (stmt.o): Depend on gimple.h.
5430 * builtins.c (expand_builtin_synchronize): Build gimple asm
5431 statement, not an ASM_EXPR.
5432 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5433 gimple_to_tree, release_stmt_tree): Remove.
5434 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5435 ggc_free, but hold comparison code and operands separately.
5436 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5437 (expand_call_stmt, expand_gimple_stmt_1,
5438 expand_gimple_stmt): New helpers.
5439 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5440 release_stmt_tree. Call expand_gimple_stmt instead.
5441 (expand_gimple_basic_block): Ditto.
5443 * calls.c (emit_call_1): Don't look at EH regions here, make
5444 fntree parameter useless.
5445 (expand_call): New local rettype for TREE_TYPE(exp), use it
5446 throughout. Remove local p, use addr instead.
5447 Don't look at EH regions here.
5449 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5451 * doc/invoke.texi (-fsched-pressure): Document it.
5452 (-fsched-reg-pressure-heuristic): Remove it.
5454 * reload.c (ira.h): Include.
5455 (find_reloads): Add choosing reload on number of small spilled
5458 * haifa-sched.c (ira.h): Include.
5459 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5460 saved_reg_pressure, curr_reg_live, saved_reg_live,
5461 region_ref_regs): New variables.
5462 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5463 initiate_reg_pressure_info, setup_ref_regs,
5464 initiate_bb_reg_pressure_info, save_reg_pressure,
5465 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5467 (setup_insn_reg_pressure_info): New function.
5468 (rank_for_schedule): Add pressure checking and insn issue time.
5469 Remove comparison of insn reg weights.
5470 (ready_sort): Set insn reg pressure info.
5471 (update_register_pressure, setup_insn_max_reg_pressure,
5472 update_reg_and_insn_max_reg_pressure,
5473 sched_setup_bb_reg_pressure_info): New functions.
5474 (schedule_insn): Add code for printing and updating reg pressure info.
5475 (find_set_reg_weight, find_insn_reg_weight): Remove.
5476 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5477 (debug_ready_list): Print reg pressure info.
5478 (schedule_block): Ditto. Check insn issue time.
5479 (sched_init): Set up sched_pressure_p. Allocate and set up some
5480 reg pressure related info.
5481 (sched_finish): Free some reg pressure related info.
5482 (fix_tick_ready): Make insn always ready if pressure_p.
5483 (init_h_i_d): Don't call find_insn_reg_weight.
5484 (haifa_finish_h_i_d): Free insn reg pressure info.
5486 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5487 ira_memory_move_cost, ira_class_hard_regs,
5488 ira_class_hard_regs_num, ira_no_alloc_regs,
5489 ira_available_class_regs, ira_reg_class_cover_size,
5490 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5492 * ira-lives.c (single_reg_class): Check mode to find how many
5493 registers are necessary for operand.
5494 (ira_implicitly_set_insn_hard_regs): New.
5496 * common.opt (fsched-pressure): New options.
5497 (fsched-reg-pressure-heuristic): Remove.
5499 * ira.c (setup_eliminable_regset): Rename to
5500 ira_setup_eliminable_regset. Make it external.
5501 (expand_reg_info): Pass cover class to setup_reg_classes.
5502 (ira): Call resize_reg_info instead of allocate_reg_info.
5504 * sched-deps.c: Include ira.h.
5505 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5506 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5507 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5508 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5509 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5510 mark_insn_reg_store, mark_insn_reg_clobber,
5511 setup_insn_reg_pressure_info): New.
5512 (sched_analyze_1): Update implicit_reg_pending_uses.
5513 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5514 Use them to create dependencies. Set insn reg uses and pressure
5515 info. Process reg_pending_uses in one place.
5516 (free_deps): Free implicit sets.
5517 (remove_from_deps): Remove implicit sets if necessary. Check
5518 implicit sets when clearing reg_last_in_use.
5519 (init_deps_global): Clear implicit_reg_pending_clobbers and
5520 implicit_reg_pending_uses.
5522 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5523 ira_memory_move_cost, ira_class_hard_regs,
5524 ira_class_hard_regs_num, ira_no_alloc_regs,
5525 ira_available_class_regs, ira_reg_class_cover_size,
5526 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5527 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5528 ira_implicitly_set_insn_hard_regs): New prototypes.
5530 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5531 cost_elements_num): New variables.
5532 (allocno_costs, total_costs): Rename to costs and
5533 total_allocno_costs.
5534 (COSTS_OF_ALLOCNO): Rename to COSTS.
5535 (allocno_pref): Rename to pref.
5536 (allocno_pref_buffer): Rename to pref_buffer.
5537 (common_classes): Rename to regno_cover_class.
5539 (record_reg_classes): Set allocno attributes only if allocno_p.
5540 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5541 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5542 and COSTS_OF_ALLOCNO.
5543 (print_costs): Rename to print_allocno_costs.
5544 (print_pseudo_costs): New.
5545 (process_bb_node_for_costs): Split into 2 functions with new
5546 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5547 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5548 new parameter dump_file. Use cost_elements_num instead of
5549 ira_allocnos_num. Make one iteration if preferred classes were
5550 already calculated for scheduler. Make 2 versions of code
5551 depending on allocno_p.
5552 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5553 regno_cover_class and COSTS instead of common_classes and
5555 (init_costs, finish_costs): New.
5556 (ira_costs): Set up allocno_p and cost_elements_num. Call
5557 init_costs and finish_costs.
5558 (ira_set_pseudo_classes): New.
5560 * rtl.h (allocate_reg_info): Remove.
5561 (resize_reg_info): Change return type.
5562 (reg_cover_class): New.
5563 (setup_reg_classes): Add new parameter.
5565 * sched-int.h (struct deps_reg): New member implicit_sets.
5566 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5567 (INCREASE_BITS): New macro.
5568 (struct reg_pressure_data, struct reg_use_data): New.
5569 (struct _haifa_insn_data): Remove reg_weight. Add members
5570 reg_pressure, reg_use_list, reg_set_list, and
5571 reg_pressure_excess_cost_change.
5572 (struct deps): New member implicit_sets.
5573 (pressure_p): New variable.
5574 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5575 (struct reg_pressure_data, struct reg_use_data): New.
5576 (INSN_REG_WEIGHT): Remove.
5577 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5578 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5579 (sched_init_region_reg_pressure_info,
5580 sched_setup_bb_reg_pressure_info): New prototypes.
5582 * reginfo.c (struct reg_pref): New member coverclass.
5583 (reg_cover_class): New function.
5584 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5585 (reg_info_size): New variable.
5586 (allocate_reg_info): Make static. Setup reg_info_size.
5587 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5588 (setup_reg_classes): Add a new parameter. Setup cover class too.
5590 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5593 * sched-rgn.c (deps_join): Set up implicit_sets.
5594 (schedule_region): Set up region and basic blocks pressure
5597 * passes.c (init_optimization_passes): Move
5598 pass_subregs_of_mode_init before pass_sched.
5600 2009-09-02 Martin Jambor <mjambor@suse.cz>
5602 * tree-sra.c (struct access): New field grp_hint.
5603 (dump_access): Dump grp_hint.
5604 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5606 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5607 those which have been specifically read and somehow written to.
5608 (propagate_subacesses_accross_link): Set grp_hint of right child and
5609 also possibly of the left child.
5611 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5613 * tree-object-size.c (addr_object_size): Always use object_size_type
5614 0 or 2 when determining the pointer pointed object size.
5616 2009-09-02 Richard Guenther <rguenther@suse.de>
5619 2009-08-31 Richard Guenther <rguenther@suse.de>
5621 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5622 to query if the memory regions for memmove overlap.
5623 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5624 asserts on pointers, instead deal with odd trees.
5625 (ptr_derefs_may_alias_p): Likewise.
5626 (refs_may_alias_p_1): Constructor bases also never alias.
5628 2009-08-01 Christian Bruel <christian.bruel@st.com>
5631 2009-07-31 Christian Bruel <christian.bruel@st.com>
5632 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5634 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5636 * doc/invoke.texi (-fvar-tracking-assignments): New.
5637 (-fvar-tracking-assignments-toggle): New.
5638 (-fdump-final-insns=file): Mark filename as optional.
5639 (--param min-nondebug-insn-uid): New.
5640 (-gdwarf-@{version}): Mention version 4.
5641 * opts.c (common_handle_option): Accept it.
5642 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5643 * regrename.c (regrename_optimize): Drop last. Don't count debug
5644 insns as uses. Don't reject change because of debug insn.
5645 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5646 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5647 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5648 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5649 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5650 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5651 * doc/gimple.texi (is_gimple_debug): New.
5652 (gimple_debug_bind_p): New.
5653 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5654 * doc/install.texi (bootstrap-debug): More details.
5655 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5656 (bootstrap-debug-lib): More details.
5657 (bootstrap-debug-ckovw): Update.
5658 (bootstrap-time): New.
5659 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5660 (insert_phi_nodes_for): Insert debug stmts.
5661 (rewrite_stmt): Take iterator. Insert debug stmts.
5662 (rewrite_enter_block): Adjust.
5663 (maybe_replace_use_in_debug_stmt): New.
5664 (rewrite_update_stmt): Use it.
5665 (mark_use_interesting): Return early for debug stmts.
5666 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5667 stmts before replacing stmt.
5668 (move_computations_stmt): Likewise.
5669 * ira-conflicts.c (add_copies): Skip debug insns.
5670 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5671 (regstat_bb_compute_ri): Skip debug insns.
5672 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5673 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5674 check_loop_closed_ssa_stmt): Skip debug stmts.
5675 * tree-tailcall.c (find_tail_calls): Likewise.
5676 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5677 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5678 (build_var_debug_value_stat): Declare.
5679 (build_var_debug_value): Define.
5680 (target_for_debug_bind): Declare.
5681 * reload.c (find_equiv_reg): Skip debug insns.
5682 * rtlanal.c (reg_used_between_p): Skip debug insns.
5683 (side_effects_p): Likewise.
5684 (canonicalize_condition): Likewise.
5685 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5686 insns never depend on debug insns.
5687 (create_ddg_dep_no_link): Likewise.
5688 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5689 Don't add inter-loop dependencies for debug insns.
5690 (build_intra_loop_deps): Likewise.
5691 (create_ddg): Count debug insns.
5692 * ddg.h (struct ddg::num_debug): New.
5693 (num_backargs): Pair up with previous int field.
5694 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5695 -fcompare-debug-second.
5696 * final.c (get_attr_length_1): Skip debug insns.
5697 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5698 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5699 (driver_self_specs): Map -fdump-final-insns to
5700 -fdump-final-insns=..
5701 (get_local_tick): New.
5702 (compare_debug_dump_opt_spec_function): Test for . argument and
5703 compute output name. Compute temp output spec without flag name.
5704 Compute -frandom-seed.
5705 (OPT): Undef after use.
5706 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5707 (average_num_loop_insns): Likewise.
5708 * params.h (MIN_NONDEBUG_INSN_UID): New.
5709 * gimple.def (GIMPLE_DEBUG): New.
5710 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5711 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5712 (merge_in_block): Fix whitespace.
5713 * toplev.c (flag_var_tracking): Update comment.
5714 (flag_var_tracking_assignments): New.
5715 (flag_var_tracking_assignments_toggle): New.
5716 (process_options): Don't open final insns dump file if we're not
5717 going to write to it. Compute defaults for var_tracking.
5718 * df-scan.c (df_insn_rescan_debug_internal): New.
5719 (df_uses_record): Handle debug insns.
5720 * haifa-sched.c (ready): Initialize n_debug.
5721 (contributes_to_priority): Skip debug insns.
5722 (dep_list_size): New.
5724 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5725 they're ready. Disregard previous debug insns to make decisions.
5726 (queue_insn): Never queue debug insns.
5727 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5728 (schedule_insn): Don't reject debug insns because of issue rate.
5729 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5730 (queue_to_ready): Skip and discount debug insns.
5731 (choose_ready): Let debug insns through.
5732 (schedule_block): Check boundary debug insns. Discount debug
5733 insns, schedule them early. Adjust whitespace.
5734 (set_priorities): Check for boundary debug insns.
5735 (add_jump_dependencies): Use dep_list_size.
5736 (prev_non_location_insn): New.
5737 (check_cfg): Use it.
5738 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5740 (remove_unused_ivs): Reset debug stmts.
5741 * modulo-sched.c (const_iteration_count): Skip debug insns.
5742 (res_MII): Discount debug insns.
5743 (loop_single_full_bb_p): Skip debug insns.
5744 (sms_schedule): Likewise.
5745 (sms_schedule_by_order): Likewise.
5746 (ps_has_conflicts): Likewise.
5747 * caller-save.c (refmarker_fn): New.
5748 (save_call_clobbered_regs): Replace regs with saved mem in
5750 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5751 Call refmarker_fn mark for hardregnos.
5752 (mark_reg_as_referenced): New.
5753 (replace_reg_with_saved_mem): New.
5754 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5755 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5757 (cse_extended_basic_block): Skip debug insns.
5758 (count_reg_usage): Likewise.
5759 (is_dead_reg): New, split out of...
5760 (set_live_p): ... here.
5761 (insn_live_p): Use it for debug insns.
5762 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5763 (execute_optimize_stdarg): Likewise.
5764 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5765 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5766 changes in debug stmts as changes.
5767 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5768 (moveup_expr): Don't move across debug insns. Don't move
5769 debug insn if it would create a bookkeeping block.
5770 (moveup_expr_cached): Don't use cache for debug insns that
5771 are heads of blocks.
5772 (compute_av_set_inside_bb): Skip debug insns.
5773 (sel_rank_for_schedule): Schedule debug insns first. Remove
5775 (block_valid_for_bookkeeping_p); Support lax searches.
5776 (create_block_for_bookkeeping): Adjust block numbers when
5777 encountering debug-only blocks.
5778 (find_place_for_bookkeeping): Deal with debug-only blocks.
5779 (generate_bookkeeping_insn): Accept no place to insert.
5780 (remove_temp_moveop_nops): New argument full_tidying.
5781 (prepare_place_to_insert): Deal with debug insns.
5782 (advance_state_on_fence): Debug insns don't start cycles.
5783 (update_boundaries): Take fence as argument. Deal with
5785 (schedule_expr_on_boundary): No full_tidying on debug insns.
5786 (fill_insns): Deal with debug insns.
5787 (track_scheduled_insns_and_blocks): Don't count debug insns.
5788 (need_nop_to_preserve_insn_bb): New, split out of...
5789 (remove_insn_from_stream): ... this.
5790 (fur_orig_expr_not_found): Skip debug insns.
5791 * rtl.def (VALUE): Move up.
5793 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5794 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5795 Set it if debug stmts are found.
5796 (statement_sink_location): Skip debug stmts. Propagate
5797 moving defs into debug stmts.
5798 * ifcvt.c (first_active_insn): Skip debug insns.
5799 (last_active_insns): Likewise.
5800 (cond_exec_process_insns): Likewise.
5801 (noce_process_if_block): Likewise.
5802 (check_cond_move_block): Likewise.
5803 (cond_move_convert_if_block): Likewise.
5804 (block_jumps_and_fallthru_p): Likewise.
5805 (dead_or_predicable): Likewise.
5806 * dwarf2out.c (debug_str_hash_forced): New.
5807 (find_AT_string): Add comment.
5808 (gen_label_for_indirect_string): New.
5809 (get_debug_string_label): New.
5810 (AT_string_form): Use it.
5811 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5812 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5813 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5814 several operations that cannot be represented with DWARF opcodes.
5815 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5816 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5817 (dwarf2out_var_location): Take during-call mark into account.
5818 (output_indirect_string): Update comment. Output if there are
5819 label and references.
5820 (prune_indirect_string): New.
5821 (prune_unused_types): Call it if debug_str_hash_forced.
5822 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5823 (dw_long_long_const): Remove.
5824 (struct dw_val_struct): Change val_long_long type to rtx.
5825 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5826 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5827 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5828 component instead of HOST_BITS_PER_LONG.
5829 (output_loc_operands): Likewise. For const8* assert
5830 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5831 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5832 rather than HOST_BITS_PER_LONG is >= 64.
5833 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5835 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5836 HOST_BITS_PER_LONG for dw_val_class_long_long.
5837 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5838 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5839 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5841 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5842 Handle DW_OP_implicit_value.
5843 (extract_int): Move prototype earlier.
5844 (mem_loc_descriptor): For SUBREG punt if inner
5845 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5846 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5847 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5848 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5849 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5850 instead of Pmode size.
5851 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5852 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5853 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5854 (concat_loc_descriptor, concatn_loc_descriptor,
5855 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5856 (add_location_or_const_value_attribute): Likewise. For single
5857 location loc_lists attempt to use add_const_value_attribute
5858 for constant decls. Add DW_AT_const_value even if
5859 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5861 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5862 (control_flow_insn_p): Likewise.
5863 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5864 (separate_decls_in_region_debug_bind): New.
5865 (separate_decls_in_region): Process debug bind stmts afterwards.
5866 * recog.c (verify_changes): Handle debug insns.
5867 (extract_insn): Likewise.
5868 (peephole2_optimize): Skip debug insns.
5869 * dse.c (scan_insn): Skip debug insns.
5870 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5872 (setup_id_for_insn): Handle debug insns.
5873 (maybe_tidy_empty_bb): Adjust whitespace.
5874 (tidy_control_flow): Skip debug insns.
5875 (sel_remove_insn): Adjust for debug insns.
5876 (sel_estimate_number_of_insns): Skip debug insns.
5877 (create_insn_rtx_from_pattern): Handle debug insns.
5878 (create_copy_of_insn_rtx): Likewise.
5879 * sel-sched-.h (sel_bb_end): Declare.
5880 (sel_bb_empty_or_nop_p): New.
5881 (get_all_loop_exits): Use it.
5882 (_eligible_successor_edge_p): Likewise.
5883 (return_nop_to_pool): Adjust.
5884 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5885 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5886 * gimple-pretty-print.c (dump_gimple_debug): New.
5887 (dump_gimple_stmt): Use it.
5888 (dump_bb_header): Skip gimple debug stmts.
5889 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5890 (fixup_match_2): Likewise.
5891 (regmove_backward_pass): Likewise. Simplify combined
5892 replacement. Handle debug insns.
5893 * function.c (instantiate_virtual_regs): Handle debug insns.
5894 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5895 * print-rtl.h: Include cselib.h.
5896 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5897 * df.h (df_inns_rescan_debug_internal): Declare.
5898 * gcse.c (alloc_hash_table): Estimate n_insns.
5899 (cprop_insn): Don't regard debug insns as changes.
5900 (bypass_conditional_jumps): Skip debug insns.
5901 (one_pre_gcse_pass): Adjust.
5902 (one_code_hoisting_pass): Likewise.
5903 (compute_ld_motion_mems): Skip debug insns.
5904 (one_cprop_pass): Adjust.
5905 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5906 (if_convertible_stmt_p): Handle debug stmts.
5907 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5908 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5909 * ira-build.c (create_bb_allocnos): Skip debug insns.
5910 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5911 (has_single_use): Likewise.
5912 (single_imm_use): Likewise.
5913 (num_imm_uses): Likewise.
5914 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5915 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5916 (create_outofssa_var_map): Likewise.
5917 * lower-subreg.c (adjust_decomposed_uses): New.
5918 (resolve_debug): New.
5919 (decompose_multiword_subregs): Use it.
5920 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5921 * emit-rtl.c: Include params.h.
5922 (cur_debug_insn_uid): Define.
5923 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5924 (copy_rtx_if_shared_1): Handle debug insns.
5925 (reset_used_flags): Likewise.
5926 (set_used_flags): LIkewise.
5927 (get_max_insn_count): New.
5928 (next_nondebug_insn): New.
5929 (prev_nondebug_insn): New.
5930 (make_debug_insn_raw): New.
5931 (emit_insn_before_noloc): Handle debug insns.
5932 (emit_jump_insn_before_noloc): Likewise.
5933 (emit_call_insn_before_noloc): Likewise.
5934 (emit_debug_insn_before_noloc): New.
5935 (emit_insn_after_noloc): Handle debug insns.
5936 (emit_jump_insn_after_noloc): Likewise.
5937 (emit_call_insn_after_noloc): Likewise.
5938 (emit_debug_insn_after_noloc): Likewise.
5939 (emit_insn_after): Take loc from earlier non-debug insn.
5940 (emit_jump_insn_after): Likewise.
5941 (emit_call_insn_after): Likewise.
5942 (emit_debug_insn_after_setloc): New.
5943 (emit_debug_insn_after): New.
5944 (emit_insn_before): Take loc from later non-debug insn.
5945 (emit_jump_insn_before): Likewise.
5946 (emit_call_insn_before): Likewise.
5947 (emit_debug_insn_before_setloc): New.
5948 (emit_debug_insn_before): New.
5949 (emit_insn): Handle debug insns.
5950 (emit_debug_insn): New.
5951 (emit_jump_insn): Handle debug insns.
5952 (emit_call_insn): Likewise.
5954 (init_emit): Take min-nondebug-insn-uid into account.
5955 Initialize cur_debug_insn_uid.
5956 (emit_copy_of_insn_after): Handle debug insns.
5957 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5958 location of single rhs in place.
5959 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5960 (floor_sdiv_adjust): New.
5961 (cell_sdiv_adjust): New.
5962 (cell_udiv_adjust): New.
5963 (round_sdiv_adjust): New.
5964 (round_udiv_adjust): New.
5965 (wrap_constant): Moved from cselib.
5966 (unwrap_constant): New.
5967 (expand_debug_expr): New.
5968 (expand_debug_locations): New.
5969 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5971 (gimple_expand_cfg): Expand debug locations.
5972 * cselib.c: Include tree-pass.h.
5973 (struct expand_value_data): New.
5974 (cselib_record_sets_hook): New.
5975 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5976 (cselib_clear_table): Move, and implemnet in terms of...
5977 (cselib_reset_table_with_next_value): ... this.
5978 (cselib_get_next_unknown_value): New.
5979 (discard_useless_locs): Don't discard preserved values.
5980 (cselib_preserve_value): New.
5981 (cselib_preserved_value_p): New.
5982 (cselib_preserve_definitely): New.
5983 (cselib_clear_preserve): New.
5984 (cselib_preserve_only_values): New.
5985 (new_cselib_val): Take rtx argument. Dump it in details.
5986 (cselib_lookup_mem): Adjust.
5987 (expand_loc): Take regs_active in struct. Adjust. Silence
5988 dumps unless details are requested.
5989 (cselib_expand_value_rtx_cb): New.
5990 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5991 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5992 without details. Copy more subregs. Try to resolve values
5993 using a callback. Wrap constants.
5994 (cselib_subst_to_values): Adjust.
5995 (cselib_log_lookup): New.
5996 (cselib_lookup): Call it.
5997 (cselib_invalidate_regno): Don't count preserved values as useless.
5998 (cselib_invalidate_mem): Likewise.
5999 (cselib_record_set): Likewise.
6000 (struct set): Renamed to cselib_set, moved to cselib.h.
6001 (cselib_record_sets): Adjust. Call hook.
6002 (cselib_process_insn): Reset table when it would be cleared.
6003 (dump_cselib_val): New.
6004 (dump_cselib_table): New.
6005 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6006 (remove_forwarder_block): Support moving debug stmts.
6007 * cselib.h (cselib_record_sets_hook): Declare.
6008 (cselib_expand_callback): New type.
6009 (cselib_expand_value_rtx_cb): Declare.
6010 (cselib_reset_table_with_next_value): Declare.
6011 (cselib_get_next_unknown_value): Declare.
6012 (cselib_preserve_value): Declare.
6013 (cselib_preserved_value_p): Declare.
6014 (cselib_preserve_only_values): Declare.
6015 (dump_cselib_table): Declare.
6016 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6017 (try_crossjump_to_edge): Likewise.
6018 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6019 dominated blocks when debug stmts are present.
6020 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6021 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6022 (set_var_live_on_entry): Likewise.
6023 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6024 * cfglayout.c (curr_location, last_location): Make static.
6025 (set_curr_insn_source_location): Don't avoid bouncing.
6026 (get_curr_insn_source_location): New.
6027 (get_curr_insn_block): New.
6028 (duplicate_insn_chain): Handle debug insns.
6029 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6031 * common.opt (fcompare-debug): Move to sort order.
6032 (fdump-unnumbered-links): Likewise.
6033 (fvar-tracking-assignments): New.
6034 (fvar-tracking-assignments-toggle): New.
6035 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6036 because of debug stmts.
6037 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6038 (eliminate_unnecessary_stmts): Walk dominated blocks before
6040 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6041 * ira.c (memref_used_between_p): Skip debug insns.
6042 (update_equiv_regs): Likewise.
6043 * sched-deps.c (sd_lists_size): Accept empty list.
6044 (sd_init_insn): Mark debug insns.
6045 (sd_finish_insn): Unmark them.
6046 (sd_add_dep): Reject non-debug deps on debug insns.
6047 (fixup_sched_groups): Give debug insns group treatment.
6049 (sched_analyze_reg): Don't mark debug insns for sched before call.
6050 (sched_analyze_2): Handle debug insns.
6051 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6053 (deps_analyze_insn): Handle debug insns.
6054 (deps_start_bb): Skip debug insns.
6055 (init_deps): Initialize last_debug_insn.
6056 * tree-ssa.c (target_for_debug_bind): New.
6057 (find_released_ssa_name): New.
6058 (propagate_var_def_into_debug_stmts): New.
6059 (propagate_defs_into_debug_stmts): New.
6060 (verify_ssa): Skip debug bind stmts without values.
6061 (warn_uninialized_vars): Skip debug stmts.
6062 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6063 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6064 (rtx_equal_p): Likewise.
6065 * ira-costs.c (scan_one_insn): Skip debug insns.
6066 (process_bb_node_for_hard_reg_moves): Likewise.
6067 * rtl.h (DEBUG_INSN_P): New.
6068 (NONDEBUG_INSN_P): New.
6069 (MAY_HAVE_DEBUG_INSNS): New.
6070 (INSN_P): Accept debug insns.
6071 (RTX_FRAME_RELATED_P): Likewise.
6072 (INSN_DELETED_P): Likewise
6073 (PAT_VAR_LOCATION_DECL): New.
6074 (PAT_VAR_LOCATION_LOC): New.
6075 (PAT_VAR_OCATION_STATUS): New.
6076 (NOTE_VAR_LOCATION_DECL): Reimplement.
6077 (NOTE_VAR_LOCATION_LOC): Likewise.
6078 (NOTE_VAR_LOCATION_STATUS): Likewise.
6079 (INSN_VAR_LOCATION): New.
6080 (INSN_VAR_LOCATION_DECL): New.
6081 (INSN_VAR_LOCATION_LOC): New.
6082 (INSN_VAR_LOCATION_STATUS): New.
6083 (gen_rtx_UNKNOWN_VAR_LOC): New.
6084 (VAR_LOC_UNKNOWN_P): New.
6085 (NOTE_DURING_CALL_P): New.
6086 (SCHED_GROUP_P): Accept debug insns.
6087 (emit_debug_insn_before): Declare.
6088 (emit_debug_insn_before_noloc): Declare.
6089 (emit_debug_insn_beore_setloc): Declare.
6090 (emit_debug_insn_after): Declare.
6091 (emit_debug_insn_after_noloc): Declare.
6092 (emit_debug_insn_after_setloc): Declare.
6093 (emit_debug_insn): Declare.
6094 (make_debug_insn_raw): Declare.
6095 (prev_nondebug_insn): Declare.
6096 (next_nondebug_insn): Declare.
6097 (delegitimize_mem_from_attrs): Declare.
6098 (get_max_insn_count): Declare.
6099 (wrap_constant): Declare.
6100 (unwrap_constant): Declare.
6101 (get_curr_insn_source_location): Declare.
6102 (get_curr_insn_block): Declare.
6103 * tree-inline.c (insert_debug_decl_map): New.
6104 (processing_debug_stmt): New.
6105 (remap_decl): Don't create new mappings in debug stmts.
6106 (remap_gimple_op_r): Don't add references in debug stmts.
6107 (copy_tree_body_r): Likewise.
6108 (remap_gimple_stmt): Handle debug bind stmts.
6109 (copy_bb): Skip debug stmts.
6110 (copy_edges_for_bb): Likewise.
6111 (copy_debug_stmt): New.
6112 (copy_debug_stmts): New.
6113 (copy_body): Copy debug stmts at the end.
6114 (insert_init_debug_bind): New.
6115 (insert_init_stmt): Take id. Skip and emit debug stmts.
6116 (setup_one_parameter): Remap variable earlier, register debug mapping.
6117 (estimate_num_insns): Skip debug stmts.
6118 (expand_call_inline): Preserve debug_map.
6119 (optimize_inline_calls): Check for no debug_stmts left-overs.
6120 (unsave_expr_now): Preserve debug_map.
6121 (copy_gimple_seq_and_replace_locals): Likewise.
6122 (tree_function_versioning): Check for no debug_stmts left-overs.
6123 Init and destroy debug_map as needed. Split edges unconditionally.
6124 (build_duplicate_type): Init and destroy debug_map as needed.
6125 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6126 (struct copy_body_data): Add debug_stmts and debug_map.
6127 * sched-int.h (struct ready_list): Add n_debug.
6128 (struct deps): Add last_debug_insn.
6129 (DEBUG_INSN_SCHED_P): New.
6130 (BOUNDARY_DEBUG_INSN_P): New.
6131 (SCHEDULE_DEBUG_INSN_P): New.
6132 (sd_iterator_cond): Accept empty list.
6133 * combine.c (create_log_links): Skip debug insns.
6134 (combine_instructions): Likewise.
6135 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6136 return value is always unshared.
6137 (struct rtx_subst_pair): New.
6138 (auto_adjust_pair): New.
6139 (propagate_for_debug_subst): New.
6140 (propagate_for_debug): New.
6141 (try_combine): Skip debug insns. Propagate removed defs into
6143 (next_nonnote_nondebug_insn): New.
6144 (distribute_notes): Use it. Skip debug insns.
6145 (distribute_links): Skip debug insns.
6146 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6147 * resource.c (mark_target_live_regs): Likewise.
6148 * var-tracking.c: Include cselib.h and target.h.
6149 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6151 (micro_operation_type_name): New.
6152 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6153 (struct micro_operation_def): Update comments.
6154 (decl_or_value): New type. Use instead of decls.
6155 (struct emit_note_data_def): Add vars.
6156 (struct attrs_def): Use decl_or_value.
6157 (struct variable_tracking_info_def): Add permp, flooded.
6158 (struct location_chain_def): Update comment.
6159 (struct variable_part_def): Use decl_or_value.
6160 (struct variable_def): Make var_part a variable length array.
6162 (scratch_regs): New.
6163 (cselib_hook_called): New.
6164 (dv_is_decl_p): New.
6165 (dv_is_value_p): New.
6168 (dv_as_opaque): New.
6169 (dv_onepart_p): New.
6171 (IS_DECL_CODE): New.
6172 (check_value_is_not_decl): New.
6173 (dv_from_decl): New.
6174 (dv_from_value): New.
6175 (dv_htab_hash): New.
6176 (variable_htab_hash): Use it.
6177 (variable_htab_eq): Support values.
6178 (variable_htab_free): Free from the right pool.
6179 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6180 (attrs_list_union): Adjust.
6181 (attrs_list_mpdv_union): New.
6182 (tie_break_pointers): New.
6183 (canon_value_cmp): New.
6184 (unshare_variable): Return possibly-modified slot.
6185 (vars_copy_1): Adjust.
6186 (var_reg_decl_set): Adjust. Split out of...
6187 (var_reg_set): ... this.
6188 (get_init_value): Adjust.
6189 (var_reg_delete_and_set): Adjust.
6190 (var_reg_delete): Adjust.
6191 (var_regno_delete): Adjust.
6192 (var_mem_decl_set): Split out of...
6193 (var_mem_set): ... this.
6194 (var_mem_delete_and_set): Adjust.
6195 (var_mem_delete): Adjust.
6199 (variable_union): Adjust. Speed up merge of 1-part vars.
6200 (variable_canonicalize): Use unshared slot.
6201 (VALUED_RECURSED_INTO): New.
6202 (find_loc_in_1pdv): New.
6203 (struct dfset_merge): New.
6204 (insert_into_intersection): New.
6205 (intersect_loc_chains): New.
6207 (canonicalize_loc_order_check): New.
6208 (canonicalize_values_mark): New.
6209 (canonicalize_values_star): New.
6210 (variable_merge_over_cur): New.
6211 (variable_merge_over_src): New.
6212 (dataflow_set_merge): New.
6213 (dataflow_set_equiv_regs): New.
6214 (remove_duplicate_values): New.
6215 (struct dfset_post_merge): New.
6216 (variable_post_merge_new_vals): New.
6217 (variable_post_merge_perm_vals): New.
6218 (dataflow_post_merge_adjust): New.
6219 (find_mem_expr_in_1pdv): New.
6220 (dataflow_set_preserve_mem_locs): New.
6221 (dataflow_set_remove_mem_locs): New.
6222 (dataflow_set_clear_at_call): New.
6223 (onepart_variable_different_p): New.
6224 (variable_different_p): Use it.
6225 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6226 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6228 (track_loc_p): Pass it true.
6229 (struct count_use_info): New.
6230 (find_use_val): New.
6231 (replace_expr_with_values): New.
6233 (use_type): New, partially split out of...
6234 (count_uses): ... this. Count new micro-ops.
6235 (count_uses_1): Adjust.
6236 (count_stores): Adjust.
6237 (count_with_sets): New.
6238 (VAL_NEEDS_RESOLUTION): New.
6239 (VAL_HOLDS_TRACK_EXPR): New.
6240 (VAL_EXPR_IS_COPIED): New.
6241 (VAL_EXPR_IS_CLOBBERED): New.
6242 (add_uses): Adjust. Generate new micro-ops.
6243 (add_uses_1): Adjust.
6244 (add_stores): Generate new micro-ops.
6245 (add_with_sets): New.
6246 (find_src_status): Adjust.
6247 (find_src_set_src): Adjust.
6248 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6249 Handle new micro-ops. Canonicalize value equivalances.
6250 (vt_find_locations): Compute total size of hash tables for
6251 dumping. Perform merge for var-tracking-assignments. Don't
6252 disregard single-block loops.
6253 (dump_attrs_list): Handle decl_or_value.
6254 (dump_variable): Take variable. Deal with decl_or_value.
6255 (dump_variable_slot): New.
6256 (dump_vars): Use it.
6257 (dump_dataflow_sets): Adjust.
6258 (set_slot_part): New, extended to support one-part variables
6259 after splitting out of...
6260 (set_variable_part): ... this.
6261 (clobber_slot_part): New, split out of...
6262 (clobber_variable_part): ... this.
6263 (delete_slot_part): New, split out of...
6264 (delete_variable_part): .... this.
6265 (check_wrap_constant): New.
6266 (vt_expand_loc_callback): New.
6267 (vt_expand_loc): New.
6268 (emit_note_insn_var_location): Adjust. Handle values. Handle
6269 EMIT_NOTE_AFTER_CALL_INSN.
6270 (emit_notes_for_differences_1): Adjust. Handle values.
6271 (emit_notes_for_differences_2): Likewise.
6272 (emit_notes_for_differences): Adjust.
6273 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6274 Adjust. Handle new micro-ops.
6275 (vt_add_function_parameters): Adjust. Create and bind values.
6276 (vt_initialize): Adjust. Initialize scratch_regs and
6277 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6278 operations. Move some code to count_with_sets and add_with_sets.
6279 (delete_debug_insns): New.
6280 (vt_debug_insns_local): New.
6281 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6283 (var_tracking_main): If var-tracking-assignments is enabled
6284 but var-tracking isn't, delete debug insns and leave. Likewise
6285 if we exceed limits or fail the stack adjustments tests, and
6286 after all var-tracking processing.
6287 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6288 (dataflow_set): Add traversed_vars.
6289 (value_chain, const_value_chain): New typedefs.
6290 (value_chain_pool, value_chains): New variables.
6291 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6292 add_value_chains, add_cselib_value_chains, remove_value_chain,
6293 remove_value_chains, remove_cselib_value_chains): New functions.
6294 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6295 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6297 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6298 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6299 (dst_can_be_shared): New variable.
6300 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6301 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6302 different from set->vars, look up slot again instead of using the
6304 (dataflow_set_init): Initialize traversed_vars.
6305 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6306 lookup if set->vars is shared. Don't keep slot cleared before
6307 calling unshare_variable. Unshare set->vars if needed. Adjust
6308 unshare_variable callers. Clear dst_can_be_shared if needed.
6309 Even ->refcount == 1 vars must be unshared if set->vars is shared
6310 and var needs to be modified.
6311 (dataflow_set_union): Set traversed_vars during canonicalization.
6312 (VALUE_CHANGED, DECL_CHANGED): Define.
6313 (set_dv_changed, dv_changed_p): New static inlines.
6314 (track_expr_p): Clear DECL_CHANGED.
6315 (dump_dataflow_sets): Set it.
6316 (variable_was_changed): Call set_dv_changed.
6317 (emit_note_insn_var_location): Likewise.
6318 (changed_variables_stack): New variable.
6319 (check_changed_vars_1, check_changed_vars_2): New functions.
6320 (emit_notes_for_changes): Do nothing if changed_variables is
6321 empty. Traverse changed_variables with check_changed_vars_1,
6322 call check_changed_vars_2 on each changed_variables_stack entry.
6323 (emit_notes_in_bb): Add SET argument. Just clear it at the
6324 beginning, use it instead of local &set, don't destroy it at the end.
6325 (vt_emit_notes): Call dataflow_set_clear early on all
6326 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6327 computed set, dataflow_set_clear also VTI(bb)->in when we are
6328 done with the basic block. Initialize changed_variables_stack,
6329 free it afterwards. If ENABLE_CHECKING verify that after noting
6330 differences to an empty set value_chains hash table is empty.
6331 (vt_initialize): Initialize value_chains and value_chain_pool.
6332 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6333 (variable_tracking_main): Call dump_dataflow_sets before calling
6334 vt_emit_notes, not after it.
6335 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6336 (propagate_var_def_into_debug_stmts): Declare.
6337 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6338 (df_set_note): Reject debug insns.
6339 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6340 add notes to debug insns.
6341 (df_note_bb_compute): Adjust. Likewise.
6342 (df_simulate_uses): Skip debug insns.
6343 (df_simulate_initialize_backwards): Likewise.
6344 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6345 (subst_stack_regs_pat): Reject debug insns.
6346 (convert_regs_1): Handle debug insns.
6347 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6348 (print-rtl.o): Depend on cselib.h.
6349 (cselib.o): Depend on TREE_PASS_H.
6350 (var-tracking.o): Depend on cselib.h and TARGET_H.
6351 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6352 (init_ready_list): Skip boundary debug insns.
6353 (add_branch_dependences): Skip debug insns.
6354 (free_block_dependencies): Check for blocks with only debug insns.
6355 (compute_priorities): Likewise.
6356 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6357 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6359 (gimple_build_debug_bind_stat): New.
6360 (empty_body_p): Skip debug stmts.
6361 (gimple_has_side_effects): Likewise.
6362 (gimple_rhs_has_side_effects): Likewise.
6363 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6364 (gimple_build_debug_bind_stat): Declare.
6365 (gimple_build_debug_bind): Define.
6366 (is_gimple_debug): New.
6367 (gimple_debug_bind_p): New.
6368 (gimple_debug_bind_get_var): New.
6369 (gimple_debug_bind_get_value): New.
6370 (gimple_debug_bind_get_value_ptr): New.
6371 (gimple_debug_bind_set_var): New.
6372 (gimple_debug_bind_set_value): New.
6373 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6374 (gimple_debug_bind_reset_value): New.
6375 (gimple_debug_bind_has_value_p): New.
6376 (gsi_next_nondebug): New.
6377 (gsi_prev_nondebug): New.
6378 (gsi_start_nondebug_bb): New.
6379 (gsi_last_nondebug_bb): New.
6380 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6381 (print_insn): Handle DEBUG_INSN.
6382 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6383 of first insn prevail.
6384 (first_stmt): Skip debug stmts.
6385 (first_non_label_stmt): Likewise.
6386 (last_stmt): Likewise.
6387 (has_zero_uses_1): New.
6388 (single_imm_use_1): New.
6389 (verify_gimple_debug): New.
6390 (verify_types_in_gimple_stmt): Handle debug stmts.
6391 (verify_stmt): Likewise.
6392 (debug_loop_num): Skip debug stmts.
6393 (remove_edge_and_dominated_blocks): Remove dominators last.
6394 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6395 (linearize_expr): Likewise.
6396 * config/i386/i386.c (ix86_delegitimize_address): Call
6397 default implementation.
6398 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6399 (group_barrier_needed): Skip debug insns.
6400 (emit_insn_group_barriers): Likewise.
6401 (emit_all_insn_group_barriers): Likewise.
6402 (ia64_variable_issue): Handle debug insns.
6403 (ia64_dfa_new_cycle): Likewise.
6404 (final_emit_insn_group_barriers): Skip debug insns.
6405 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6406 def cfa without frame.
6407 (process_set): Likewise.
6408 (process_for_unwind_directive): Pass frame on.
6409 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6410 (rs6000_delegitimize_address): New.
6411 (rs6000_debug_adjust_cost): Handle debug insns.
6412 (is_microcoded_insn): Likewise.
6413 (is_cracked_insn): Likewise.
6414 (is_nonpipeline_insn): Likewise.
6415 (insn_must_be_first_in_group): Likewise.
6416 (insn_must_be_last_in_group): Likewise.
6417 (force_new_group): Likewise.
6418 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6419 contains only debug insns.
6420 (rtl_merge_blocks): Skip debug insns.
6421 (purge_dead_edges): Likewise.
6422 (rtl_block_ends_with_call_p): Skip debug insns.
6423 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6424 (mark_reg_dependencies): Skip debug insns.
6425 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6426 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6427 * tree-ssa-threadedge.c
6428 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6429 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6430 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6431 (copyprop_hardreg_forward_1): Handle debug insns.
6432 * reload1.c (reload): Skip debug insns. Replace unassigned
6433 pseudos in debug insns with their equivalences.
6434 (eliminate_regs_in_insn): Skip debug insns.
6435 (emit_input_reload_insns): Skip debug insns at first, adjust
6437 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6438 (get_indirect_ref_operands): Pass opf_no_vops on.
6439 (get_expr_operands): Likewise. Skip debug stmts.
6440 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6442 2009-09-01 Richard Henderson <rth@redhat.com>
6444 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6445 stmt_ends_pp_p statements at least once.
6446 * tree-vrp.c (vrp_initialize): Likewise.
6447 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6449 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6452 Fix AIX bootstrap after PR debug/30161
6453 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6454 that is a GNU extension.
6455 (tmpl_value_parm_die_table): Move the definition of this global
6456 outside #ifdef DWARF2_DEBUGGING_INFO region.
6458 2009-09-01 Richard Guenther <rguenther@suse.de>
6460 * tree.c (tree_expr_size): New function.
6461 * tree.h (tree_expr_size): Declare.
6462 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6463 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6464 * langhooks.c (lhd_expr_size): Remove.
6465 * langhooks.h (struct lang_hooks): Remove expr_size.
6466 * explow.c (expr_size): Use tree_expr_size.
6467 (int_expr_size): Likewise.
6468 * langhooks-def.h (lhd_expr_size): Remove.
6469 (LANG_HOOKS_EXPR_SIZE): Likewise.
6470 (LANG_HOOKS_INITIALIZER): Adjust.
6472 2009-09-01 Richard Guenther <rguenther@suse.de>
6474 * tree-flow.h (mark_addressable): Move declaration ...
6475 * tree.h (mark_addressable): ... here.
6476 * stmt.c (expand_asm_operands): Use mark_addressable, not
6477 lang_hooks.mark_addressable.
6478 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6479 LANG_HOOKS_MARK_ADDRESSABLE.
6480 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6481 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6483 2009-08-31 Chris Demetriou <cgd@google.com>
6485 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6486 vectorize if not TARGET_SSE2.
6488 2009-08-31 DJ Delorie <dj@redhat.com>
6490 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6491 registers if no coprocessor is enabled.
6493 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6496 * cgraph.h (cgraph_get_node): Declare ...
6497 * cgraph.c (cgraph_get_node): ... new function.
6498 * dwarf2out.c (gen_generic_params_dies,
6499 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6500 make_ith_pack_parameter_name,
6501 append_entry_to_tmpl_value_parm_die_table,
6502 gen_remaining_tmpl_value_param_die_attribute): New functions.
6503 (gen_subprogram_die): Generate debug info for template parameters
6504 if debug info level is higher than DINFO_LEVEL_TERSE.
6505 Use tree_add_const_value_attribute_for_decl instead of
6506 tree_add_const_value_attribute.
6507 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6508 instead of tree_add_const_value_attribute.
6509 (gen_struct_or_union_type_die): Generate debug
6510 info for template parameters if debug info level is higher than
6512 (tree_add_const_value_attribute): Handle integral and pointer
6513 constants. Update comment.
6514 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6515 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6516 (reference_to_unused): Fix thinko. Remove redundant predicates from
6518 (tree_add_const_value_attribute): Make this work for constant
6520 tree_add_const_value_attribute_for_decl is to be used for variable
6522 (add_location_or_const_value_attribute): Use
6523 tree_add_const_value_attribute_for_decl now.
6524 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6525 DW_TAG_template_value_param DIEs after function DIEs have been
6527 * langhooks.h (lang_hooks_for_types): Add
6528 get_argument_pack_elems.
6529 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6530 (lang_hooks): Added get_innermost_generic_parms,
6531 get_innermost_generic_args.
6532 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6533 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6534 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6535 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6537 2009-08-31 DJ Delorie <dj@redhat.com>
6539 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6540 it once we start generating the prologue or epilogue.
6541 (mep_call_saves_register): If the frame is locked, re-use
6543 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6544 (mep_expand_prologue): Call it.
6545 (mep_expand_epilogue): Likewise.
6546 (mep_start_function): Use the same logic as mep_expand_prologue.
6547 (mep_pass_by_reference): Make logic more readable.
6548 (mep_return_in_memory): Zero-sized objects are passed in memory.
6549 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6551 2009-08-31 Richard Guenther <rguenther@suse.de>
6553 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6554 to query if the memory regions for memmove overlap.
6555 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6556 asserts on pointers, instead deal with odd trees.
6557 (ptr_derefs_may_alias_p): Likewise.
6558 (refs_may_alias_p_1): Constructor bases also never alias.
6560 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6562 * doc/install.texi (Final install): Adjust reference on where to
6563 order printed manuals.
6565 2009-08-30 Olivier Hainque <hainque@adacore.com>
6567 * dwarf2out.c (switch_to_frame_table_section): Move
6568 definition prior to first use.
6570 2009-08-30 Richard Guenther <rguenther@suse.de>
6572 PR tree-optimization/41186
6573 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6574 (ao_ref_init_from_ptr_and_size): New function.
6575 (ref_maybe_used_by_call_p_1): Be more precise tracking
6576 used ranges for builtin functions.
6577 (ref_maybe_used_by_call_p): Adjust.
6578 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6579 ranges for builtin functions.
6580 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6582 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6585 * fwprop.c (get_reg_use_in): Delete.
6586 (free_load_extend): New function.
6587 (forward_propagate_subreg): Use it.
6589 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6591 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6593 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6596 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6599 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6601 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6602 fini or fini_array section.
6604 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6606 * graphite-dependences.c (graphite_legal_transform_bb): Call
6607 pbb_remove_duplicate_pdrs.
6608 * graphite-poly.c (can_collapse_pdr): Removed.
6609 (pdr_find_duplicate): Removed.
6610 (can_collapse_pdrs): New.
6611 (pbb_remove_duplicate_pdrs): New.
6612 (new_poly_dr): Do not look for duplicates.
6613 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6614 (PBB_PDR_DUPLICATES_REMOVED): New.
6615 (pbb_remove_duplicate_pdrs): Declared.
6617 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6619 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6620 the strides by multiplying by PDR_NB_REFS.
6621 * graphite-poly.c (can_collapse_pdr): New.
6622 (pdr_find_duplicate): New.
6623 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6624 Initialize PDR_NB_REFS.
6625 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6627 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6629 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6632 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6635 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6637 * graphite-dependences.c (pddr_original_scattering): Return NULL
6638 for read-read dependence relations.
6639 * graphite-poly.h (enum poly_dr_type): Fix comment.
6642 (pdr_may_write_p): New.
6644 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6646 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6647 (struct poly_dr): Same.
6648 (new_poly_dr): Same.
6649 * graphite-poly.c (new_poly_dr): Same.
6650 * graphite-dependences.c (dot_deps): Disable call to system.
6652 2009-08-28 Cary Coutant <ccoutant@google.com>
6655 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6656 struct/union/enum types local to a function.
6658 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6659 Sebastian Pop <sebastian.pop@amd.com>
6661 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6662 pbb_strip_mine_time_depth. Changed the implementation so that
6663 transformation is expressed as a transformation on
6664 time (scatttering) dimensions. Also, ensures that the 2d+1
6665 scheduling format is preserved.
6666 (pbb_strip_mine_profitable_p): Profitability is based on the
6667 iteration number of a given time (scattering) dimension,
6668 and not on a original loop depth dimension.
6669 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6670 (pbb_do_strip_mine): Call psct_dynamic_dim.
6671 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6672 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6673 (pbb_nb_dynamic_scattering_transform): New.
6674 (psct_dynamic_dim): New.
6676 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6678 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6679 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6680 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6681 * graphite-interchange.c (build_linearized_memory_access): Same.
6682 (memory_stride_in_loop): Same.
6684 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6686 * graphite-dependences.c (pddr_original_scattering): New.
6687 (graphite_legal_transform_dr): Call pddr_original_scattering.
6690 * graphite-dependences.h (dot_deps): Declared.
6691 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6692 (print_pdr): Print PDR_ID.
6693 * graphite-poly.h (struct poly_dr): Add field id.
6696 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6698 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6700 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6701 not delete the original dependence relation.
6703 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6705 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6706 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6707 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6708 (free_poly_ddr): New.
6709 (pddr_is_empty): New.
6710 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6711 (dependence_polyhedron): Same. Remove useless gcc_assert.
6713 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6714 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6715 * graphite-dependences.h (enum poly_dependence_kind): New.
6716 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6717 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6718 (PDRP_SINK): Renamed PDDR_SINK.
6719 (PDRP_DDP): Renamed PDDR_DDP.
6721 (free_poly_ddr): Declared.
6722 * graphite-poly.c (new_scop): Use the new hash function names.
6723 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6724 into original_pddrs.
6725 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6727 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6729 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6730 bounds with LT_EXPR to make niter analysis more precise on code
6731 generated by Graphite.
6733 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6735 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6736 (graphite_legal_transform_bb): Same.
6737 (poly_drs_may_alias_p): Same.
6739 2009-08-28 Richard Guenther <rguenther@suse.de>
6741 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6743 2009-08-28 Jan Beulich <jbeulich@novell.com>
6745 * config/i386/netware.c: Include langhooks.h.
6746 (i386_nlm_encode_section_info): Simplify.
6747 (netware_override_options): Delete.
6748 * config/i386/netware.h (netware_override_options): Delete
6750 (OVERRIDE_OPTIONS): Delete definition.
6751 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6752 (ASM_COMMENT_START): Define.
6753 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6755 2009-08-28 Jan Beulich <jbeulich@novell.com>
6757 * configure.ac: For in-tree ld, do a plain version check to
6758 determine whether comdat groups are supported.
6759 * configure: Regenerate.
6761 2009-08-28 Olivier Hainque <hainque@adacore.com>
6763 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6764 always defined. Reflect definition or absence of such for
6765 COLLECT_EXPORT_LIST. Readability helper.
6766 (scanfilter): New enum, to help control what symbols
6767 are to be considered or ignored by scan_prog_file.
6768 (enum pass): Rename as "scanpass", moved together with scanfilter
6769 prior to scan_prog_file's prototype.
6770 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6771 Group prototype with the scanpass/scanfilter definitions, factorize
6772 head comments for the several implementations at the prototype.
6773 (main): Reorganize the first pass link control to let AIX
6774 drag only the needed frame tables in executables. Prevent
6775 frame tables collection during the scan aimed at static ctors.
6776 Pre-link and scan for frame tables later to compensate.
6777 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6778 A C statement to issue assembly directives that create a reference
6779 to the given DWARF table identifier label from the current function
6781 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6782 to differentiate first time section entry. Only emit a .data
6783 tables start identifier label the first time around.
6784 (switch_to_frame_table_section): New function. Helper for
6785 output_call_frame_info to switch possibly BACK into the eh_frame
6786 or the debug_frame section depending on FOR_EH.
6787 (output_call_frame_info): Use helper to first enter the proper
6789 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6790 emit a link to the frame table start label from each function
6792 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6793 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6794 * config/rs6000/rs6000-protos.h: Declare it.
6795 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6797 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6799 * config/sh/sh.c (split_branches): Check the result of
6802 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6804 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6805 using -pthread -fopenmp
6807 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6809 * doc/service.texi (service directory): Update URL.
6811 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6813 PR rtl-optimization/40861
6814 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6815 extract word from a multi-word subreg for negative byte positions.
6817 2009-08-27 Tristan Gingold <gingold@adacore.com>
6818 Douglas B Rupp <rupp@gnat.com>
6820 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6821 (SECTION_VMS_OVERLAY): Define.
6822 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6824 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6826 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6827 common_object declarations.
6828 (ia64_section_type_flags): Set section flag for common_object.
6829 * config/ia64/ia64-protos.h
6830 (ia64_vms_output_aligned_decl_common): Declare.
6831 (ia64_vms_elf_asm_named_section): Declare.
6833 2009-08-27 Michael Matz <matz@suse.de>
6835 * expr.c (expand_expr_real_2): New function taking exploded
6836 unary or binary expression, split out from ...
6837 (expand_expr_real_1): ... here. Move over all unary/binary
6838 switch parts to above function, in particular these codes:
6839 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6840 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6841 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6842 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6843 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6844 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6845 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6846 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6847 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6848 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6849 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6850 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6851 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6852 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6853 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6854 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6855 VEC_PACK_FIX_TRUNC_EXPR.
6856 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6859 2009-08-27 Richard Guenther <rguenther@suse.de>
6861 * gengtype.c (main): Handle uint64_t.
6862 * ipa-utils.c (get_base_var): Indent properly.
6863 * tree-ssa-live.c (debug_scope_block): New function.
6864 * tree-flow.h (debug_scope_block): Declare.
6865 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6866 * basic-block.h (enum profile_status): Rename to
6867 enum profile_status_d.
6868 (x_profile_status): Adjust type.
6870 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6873 * dwarf2out.c (get_context_die): Declare this static function.
6874 (gen_type_die_with_usage): Make sure a DIE is a generated for
6875 the context of a typedef.
6877 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6879 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6882 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6884 * config/mips/mips-protos.h (mips_output_sync): Declare.
6885 (mips_sync_loop_insns): Likewise.
6886 (mips_output_sync_loop): Replace first two parameters with an rtx.
6887 * config/mips/mips.c (mips_multi_member): New structure.
6888 (mips_multi_members): New variable.
6889 (mips_multi_start): New function.
6890 (mips_multi_add): Likewise.
6891 (mips_multi_add_insn): Likewise.
6892 (mips_multi_add_label): Likewise.
6893 (mips_multi_last_index): Likewise.
6894 (mips_multi_copy_insn): Likewise.
6895 (mips_multi_set_operand): Likewise.
6896 (mips_multi_write): Likewise.
6897 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6898 (mips_init_print_operand_punct): Update accordingly.
6899 (mips_start_ll_sc_sync_block): New function.
6900 (mips_end_ll_sc_sync_block): Likewise.
6901 (mips_output_sync): Likewise.
6902 (mips_sync_insn1_template): Likewise.
6903 (mips_sync_insn2_template): Likewise.
6904 (mips_get_sync_operand): Likewise.
6905 (mips_process_sync_loop): Likewise.
6906 (mips_output_sync_loop): Use mips_process_sync_loop.
6907 (mips_sync_loop_insns): New function.
6908 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6909 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6910 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6911 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6912 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6913 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6914 (MIPS_SYNC_OLD_OP_12): Likewise.
6915 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6916 (MIPS_SYNC_NEW_OP_12): Likewise.
6917 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6918 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6919 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6920 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6921 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6922 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6923 * config/mips/mips.md (sync_mem): New attribute.
6924 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6925 (sync_exclusive_mask, sync_required_oldval): Likewise.
6926 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6927 (sync_release_barrier): Likewise.
6928 (length): Handle sync loops.
6929 (sync): Use mips_output_sync.
6930 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6931 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6932 and use mips_output_sync_loop.
6933 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6934 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6935 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6936 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6937 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6938 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6939 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6940 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6941 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6943 2009-08-26 Richard Guenther <rguenther@suse.de>
6946 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6947 the types to not match.
6948 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6950 * tree-ssa.c (useless_type_conversion_p): Conversions to
6951 pointers to unprototyped functions are useless.
6953 2009-08-26 Richard Guenther <rguenther@suse.de>
6955 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6956 whole-program condition, prepare to be called for non-globals.
6957 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6958 params build a representative with known type and track its fields.
6960 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6962 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6963 clearing by a taken branch.
6964 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6965 effectively after bbro pass.
6966 (sync_nand<mode>): Ditto.
6967 (sync_old_<fetchop_name><mode>): Ditto.
6968 (sync_old_nand<mode>): Ditto.
6969 (sync_new_<fetchop_name><mode>): Dito.
6970 (sync_new_nand<mode>): Ditto.
6971 (sync_compare_and_swap<mode>_1): Ditto.
6972 (*sync_compare_and_swap<mode>): Ditto.
6973 (sync_lock_test_and_set<mode>_1): Ditto.
6974 ("sync_lock_test_and_set<mode>): Ditto.
6976 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6978 * hwint.h (HOST_LONG_FORMAT): New macro
6979 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6980 Use HOST_PTR_PRINTF.
6981 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6982 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6983 (HOST_PTR_PRINTF): Document.
6985 2009-08-25 Jan Hubicka <jh@suse.cz>
6987 * config/i386/bmmintrin.h: Replace by #error.
6990 Michael Meissner <michael.meissner@amd.com>
6991 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6992 Tony Linthicum <tony.linthicum@amd.com>
6994 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6995 (TARGET_ROUND): New macro for the round/ptest instructions which
6996 are shared between SSE4.1 and SSE5.
6997 (OPTION_MASK_ISA_ROUND): Ditto.
6998 (OPTION_ISA_ROUND): Ditto.
6999 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7000 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7002 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7003 (-mfused-madd): New switch to give users control over whether the
7004 compiler optimizes to use the multiply/add SSE5 instructions.
7006 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7007 (ix86_handle_option): Turn off 3dnow if -msse5.
7008 (override_options): Add SSE5 support.
7009 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7011 (ix86_expand_sse_movcc): Add SSE5 support.
7012 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7013 vector type to the next largest size.
7014 (ix86_expand_sse5_pack): New function to use pperm to pack a
7015 vector type to the next smallest size.
7016 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7017 (IX86_BUILTIN_FMADDSD): Ditto.
7018 (IX86_BUILTIN_FMADDPS): Ditto.
7019 (IX86_BUILTIN_FMADDPD): Ditto.
7020 (IX86_BUILTIN_FMSUBSS): Ditto.
7021 (IX86_BUILTIN_FMSUBSD): Ditto.
7022 (IX86_BUILTIN_FMSUBPS): Ditto.
7023 (IX86_BUILTIN_FMSUBPD): Ditto.
7024 (IX86_BUILTIN_FNMADDSS): Ditto.
7025 (IX86_BUILTIN_FNMADDSD): Ditto.
7026 (IX86_BUILTIN_FNMADDPS): Ditto.
7027 (IX86_BUILTIN_FNMADDPD): Ditto.
7028 (IX86_BUILTIN_FNMSUBSS): Ditto.
7029 (IX86_BUILTIN_FNMSUBSD): Ditto.
7030 (IX86_BUILTIN_FNMSUBPS): Ditto.
7031 (IX86_BUILTIN_FNMSUBPD): Ditto.
7032 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7033 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7034 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7035 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7036 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7037 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7038 (IX86_BUILTIN_PPERM): Ditto.
7039 (IX86_BUILTIN_PERMPS): Ditto.
7040 (IX86_BUILTIN_PERMPD): Ditto.
7041 (IX86_BUILTIN_PMACSSWW): Ditto.
7042 (IX86_BUILTIN_PMACSWW): Ditto.
7043 (IX86_BUILTIN_PMACSSWD): Ditto.
7044 (IX86_BUILTIN_PMACSWD): Ditto.
7045 (IX86_BUILTIN_PMACSSDD): Ditto.
7046 (IX86_BUILTIN_PMACSDD): Ditto.
7047 (IX86_BUILTIN_PMACSSDQL): Ditto.
7048 (IX86_BUILTIN_PMACSSDQH): Ditto.
7049 (IX86_BUILTIN_PMACSDQL): Ditto.
7050 (IX86_BUILTIN_PMACSDQH): Ditto.
7051 (IX86_BUILTIN_PMADCSSWD): Ditto.
7052 (IX86_BUILTIN_PMADCSWD): Ditto.
7053 (IX86_BUILTIN_PHADDBW): Ditto.
7054 (IX86_BUILTIN_PHADDBD): Ditto.
7055 (IX86_BUILTIN_PHADDBQ): Ditto.
7056 (IX86_BUILTIN_PHADDWD): Ditto.
7057 (IX86_BUILTIN_PHADDWQ): Ditto.
7058 (IX86_BUILTIN_PHADDDQ): Ditto.
7059 (IX86_BUILTIN_PHADDUBW): Ditto.
7060 (IX86_BUILTIN_PHADDUBD): Ditto.
7061 (IX86_BUILTIN_PHADDUBQ): Ditto.
7062 (IX86_BUILTIN_PHADDUWD): Ditto.
7063 (IX86_BUILTIN_PHADDUWQ): Ditto.
7064 (IX86_BUILTIN_PHADDUDQ): Ditto.
7065 (IX86_BUILTIN_PHSUBBW): Ditto.
7066 (IX86_BUILTIN_PHSUBWD): Ditto.
7067 (IX86_BUILTIN_PHSUBDQ): Ditto.
7068 (IX86_BUILTIN_PROTB): Ditto.
7069 (IX86_BUILTIN_PROTW): Ditto.
7070 (IX86_BUILTIN_PROTD): Ditto.
7071 (IX86_BUILTIN_PROTQ): Ditto.
7072 (IX86_BUILTIN_PROTB_IMM): Ditto.
7073 (IX86_BUILTIN_PROTW_IMM): Ditto.
7074 (IX86_BUILTIN_PROTD_IMM): Ditto.
7075 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7076 (IX86_BUILTIN_PSHLB): Ditto.
7077 (IX86_BUILTIN_PSHLW): Ditto.
7078 (IX86_BUILTIN_PSHLD): Ditto.
7079 (IX86_BUILTIN_PSHLQ): Ditto.
7080 (IX86_BUILTIN_PSHAB): Ditto.
7081 (IX86_BUILTIN_PSHAW): Ditto.
7082 (IX86_BUILTIN_PSHAD): Ditto.
7083 (IX86_BUILTIN_PSHAQ): Ditto.
7084 (IX86_BUILTIN_FRCZSS): Ditto.
7085 (IX86_BUILTIN_FRCZSD): Ditto.
7086 (IX86_BUILTIN_FRCZPS): Ditto.
7087 (IX86_BUILTIN_FRCZPD): Ditto.
7088 (IX86_BUILTIN_CVTPH2PS): Ditto.
7089 (IX86_BUILTIN_CVTPS2PH): Ditto.
7090 (IX86_BUILTIN_COMEQSS): Ditto.
7091 (IX86_BUILTIN_COMNESS): Ditto.
7092 (IX86_BUILTIN_COMLTSS): Ditto.
7093 (IX86_BUILTIN_COMLESS): Ditto.
7094 (IX86_BUILTIN_COMGTSS): Ditto.
7095 (IX86_BUILTIN_COMGESS): Ditto.
7096 (IX86_BUILTIN_COMUEQSS): Ditto.
7097 (IX86_BUILTIN_COMUNESS): Ditto.
7098 (IX86_BUILTIN_COMULTSS): Ditto.
7099 (IX86_BUILTIN_COMULESS): Ditto.
7100 (IX86_BUILTIN_COMUGTSS): Ditto.
7101 (IX86_BUILTIN_COMUGESS): Ditto.
7102 (IX86_BUILTIN_COMORDSS): Ditto.
7103 (IX86_BUILTIN_COMUNORDSS): Ditto.
7104 (IX86_BUILTIN_COMFALSESS): Ditto.
7105 (IX86_BUILTIN_COMTRUESS): Ditto.
7106 (IX86_BUILTIN_COMEQSD): Ditto.
7107 (IX86_BUILTIN_COMNESD): Ditto.
7108 (IX86_BUILTIN_COMLTSD): Ditto.
7109 (IX86_BUILTIN_COMLESD): Ditto.
7110 (IX86_BUILTIN_COMGTSD): Ditto.
7111 (IX86_BUILTIN_COMGESD): Ditto.
7112 (IX86_BUILTIN_COMUEQSD): Ditto.
7113 (IX86_BUILTIN_COMUNESD): Ditto.
7114 (IX86_BUILTIN_COMULTSD): Ditto.
7115 (IX86_BUILTIN_COMULESD): Ditto.
7116 (IX86_BUILTIN_COMUGTSD): Ditto.
7117 (IX86_BUILTIN_COMUGESD): Ditto.
7118 (IX86_BUILTIN_COMORDSD): Ditto.
7119 (IX86_BUILTIN_COMUNORDSD): Ditto.
7120 (IX86_BUILTIN_COMFALSESD): Ditto.
7121 (IX86_BUILTIN_COMTRUESD): Ditto.
7122 (IX86_BUILTIN_COMEQPS): Ditto.
7123 (IX86_BUILTIN_COMNEPS): Ditto.
7124 (IX86_BUILTIN_COMLTPS): Ditto.
7125 (IX86_BUILTIN_COMLEPS): Ditto.
7126 (IX86_BUILTIN_COMGTPS): Ditto.
7127 (IX86_BUILTIN_COMGEPS): Ditto.
7128 (IX86_BUILTIN_COMUEQPS): Ditto.
7129 (IX86_BUILTIN_COMUNEPS): Ditto.
7130 (IX86_BUILTIN_COMULTPS): Ditto.
7131 (IX86_BUILTIN_COMULEPS): Ditto.
7132 (IX86_BUILTIN_COMUGTPS): Ditto.
7133 (IX86_BUILTIN_COMUGEPS): Ditto.
7134 (IX86_BUILTIN_COMORDPS): Ditto.
7135 (IX86_BUILTIN_COMUNORDPS): Ditto.
7136 (IX86_BUILTIN_COMFALSEPS): Ditto.
7137 (IX86_BUILTIN_COMTRUEPS): Ditto.
7138 (IX86_BUILTIN_COMEQPD): Ditto.
7139 (IX86_BUILTIN_COMNEPD): Ditto.
7140 (IX86_BUILTIN_COMLTPD): Ditto.
7141 (IX86_BUILTIN_COMLEPD): Ditto.
7142 (IX86_BUILTIN_COMGTPD): Ditto.
7143 (IX86_BUILTIN_COMGEPD): Ditto.
7144 (IX86_BUILTIN_COMUEQPD): Ditto.
7145 (IX86_BUILTIN_COMUNEPD): Ditto.
7146 (IX86_BUILTIN_COMULTPD): Ditto.
7147 (IX86_BUILTIN_COMULEPD): Ditto.
7148 (IX86_BUILTIN_COMUGTPD): Ditto.
7149 (IX86_BUILTIN_COMUGEPD): Ditto.
7150 (IX86_BUILTIN_COMORDPD): Ditto.
7151 (IX86_BUILTIN_COMUNORDPD): Ditto.
7152 (IX86_BUILTIN_COMFALSEPD): Ditto.
7153 (IX86_BUILTIN_COMTRUEPD): Ditto.
7154 (IX86_BUILTIN_PCOMEQUB): Ditto.
7155 (IX86_BUILTIN_PCOMNEUB): Ditto.
7156 (IX86_BUILTIN_PCOMLTUB): Ditto.
7157 (IX86_BUILTIN_PCOMLEUB): Ditto.
7158 (IX86_BUILTIN_PCOMGTUB): Ditto.
7159 (IX86_BUILTIN_PCOMGEUB): Ditto.
7160 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7161 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7162 (IX86_BUILTIN_PCOMEQUW): Ditto.
7163 (IX86_BUILTIN_PCOMNEUW): Ditto.
7164 (IX86_BUILTIN_PCOMLTUW): Ditto.
7165 (IX86_BUILTIN_PCOMLEUW): Ditto.
7166 (IX86_BUILTIN_PCOMGTUW): Ditto.
7167 (IX86_BUILTIN_PCOMGEUW): Ditto.
7168 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7169 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7170 (IX86_BUILTIN_PCOMEQUD): Ditto.
7171 (IX86_BUILTIN_PCOMNEUD): Ditto.
7172 (IX86_BUILTIN_PCOMLTUD): Ditto.
7173 (IX86_BUILTIN_PCOMLEUD): Ditto.
7174 (IX86_BUILTIN_PCOMGTUD): Ditto.
7175 (IX86_BUILTIN_PCOMGEUD): Ditto.
7176 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7177 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7178 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7179 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7180 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7181 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7182 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7183 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7184 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7185 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7186 (IX86_BUILTIN_PCOMEQB): Ditto.
7187 (IX86_BUILTIN_PCOMNEB): Ditto.
7188 (IX86_BUILTIN_PCOMLTB): Ditto.
7189 (IX86_BUILTIN_PCOMLEB): Ditto.
7190 (IX86_BUILTIN_PCOMGTB): Ditto.
7191 (IX86_BUILTIN_PCOMGEB): Ditto.
7192 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7193 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7194 (IX86_BUILTIN_PCOMEQW): Ditto.
7195 (IX86_BUILTIN_PCOMNEW): Ditto.
7196 (IX86_BUILTIN_PCOMLTW): Ditto.
7197 (IX86_BUILTIN_PCOMLEW): Ditto.
7198 (IX86_BUILTIN_PCOMGTW): Ditto.
7199 (IX86_BUILTIN_PCOMGEW): Ditto.
7200 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7201 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7202 (IX86_BUILTIN_PCOMEQD): Ditto.
7203 (IX86_BUILTIN_PCOMNED): Ditto.
7204 (IX86_BUILTIN_PCOMLTD): Ditto.
7205 (IX86_BUILTIN_PCOMLED): Ditto.
7206 (IX86_BUILTIN_PCOMGTD): Ditto.
7207 (IX86_BUILTIN_PCOMGED): Ditto.
7208 (IX86_BUILTIN_PCOMFALSED): Ditto.
7209 (IX86_BUILTIN_PCOMTRUED): Ditto.
7210 (IX86_BUILTIN_PCOMEQQ): Ditto.
7211 (IX86_BUILTIN_PCOMNEQ): Ditto.
7212 (IX86_BUILTIN_PCOMLTQ): Ditto.
7213 (IX86_BUILTIN_PCOMLEQ): Ditto.
7214 (IX86_BUILTIN_PCOMGTQ): Ditto.
7215 (IX86_BUILTIN_PCOMGEQ): Ditto.
7216 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7217 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7218 (enum multi_arg_type): New enum for describing the various SSE5
7219 intrinsic argument types.
7220 (bdesc_multi_arg): New table for SSE5 intrinsics.
7221 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7222 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7224 (ix86_expand_builtin): Add SSE5 intrinsic support.
7225 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7226 operand instructions.
7227 (ix86_expand_sse5_multiple_memory): New function to split the
7228 second memory reference from SSE5 instructions.
7229 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7230 (ix86_return_pops_args): Use stdarg_p to determine if the function
7231 has variable arguments.
7232 (ix86_setup_incoming_varargs): Ditto.
7233 (x86_this_parameter): Ditto.
7235 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7237 (ix86_expand_sse5_pack): Ditto.
7238 (ix86_sse5_valid_op_p): Ditto.
7239 (ix86_expand_sse5_multiple_memory): Ditto.
7241 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7242 constant for SSE5 support.
7243 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7244 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7245 (UNSPEC_SSE5_PERMUTE): Ditto.
7246 (UNSPEC_SSE5_ASHIFT): Ditto.
7247 (UNSPEC_SSE5_LSHIFT): Ditto.
7248 (UNSPEC_FRCZ): Ditto.
7249 (UNSPEC_CVTPH2PS): Ditto.
7250 (UNSPEC_CVTPS2PH): Ditto.
7251 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7253 (COM_FALSE_S): Ditto.
7254 (COM_FALSE_P): Ditto.
7255 (COM_TRUE_S): Ditto.
7256 (COM_TRUE_P): Ditto.
7257 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7258 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7260 (memory attribute): Ditto.
7261 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7262 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7263 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7264 (floor<mode>2): Ditto.
7265 (ceil<mode>2): Ditto.
7266 (btrunc<mode>2): Ditto.
7267 (nearbyintdf2): Ditto.
7268 (nearbyintsf2): Ditto.
7269 (sse_setccsf): Disable if SSE5.
7270 (sse_setccdf): Ditto.
7271 (sse5_setcc<mode>): New support for SSE5 conditional move.
7272 (sse5_pcmov_<mode>): Ditto.
7274 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7276 (SSEMODEF2P): Ditto.
7277 (ssemodesuffixf4): New mode attribute for SSE5.
7278 (ssemodesuffixf2s): Ditto.
7279 (ssemodesuffixf2c): Ditto.
7280 (sserotatemax): Ditto.
7281 (ssescalarmode): Ditto.
7282 (sse_maskcmpv4sf3): Disable if SSE5.
7283 (sse_maskcmpv2df3): Ditto.
7284 (sse_vmmaskcmpv4sf3): Ditto.
7285 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7286 (sse5_vmfmadd<mode>4): Ditto.
7287 (sse5_fmsub<mode>4): Ditto.
7288 (sse5_vmfmsub<mode>4): Ditto.
7289 (sse5_fnmadd<mode>4): Ditto.
7290 (sse5_vmfnmadd<mode>4): Ditto.
7291 (sse5_fnmsub<mode>4): Ditto.
7292 (sse5_vmfnmsub<mode>4): Ditto.
7293 (sse5i_fmadd<mode>4): Ditto.
7294 (sse5i_fmsub<mode>4): Ditto.
7295 (sse5i_fnmadd<mode>4): Ditto.
7296 (sse5i_fnmsub<mode>4): Ditto.
7297 (sse5i_vmfmadd<mode>4): Ditto.
7298 (sse5i_vmfmsub<mode>4): Ditto.
7299 (sse5i_vmfnmadd<mode>4): Ditto.
7300 (sse5i_vmfnmsub<mode>4): Ditto.
7301 (mulv16qi3): Add SSE5 support.
7303 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7304 (sse2_mulv4si3): Disable if SSE5.
7305 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7306 (sse4_1_roundps): Ditto.
7307 (sse4_1_roundsd): Ditto.
7308 (sse4_1_roundss): Ditto.
7309 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7311 (sse_maskcmpsf3): Ditto.
7312 (sse_vmmaskcmpv4sf3): Ditto.
7313 (sse2_maskcmpv2df3): Ditto.
7314 (sse2_maskcmpdf3): Ditto.
7315 (sse2_vmmaskcmpv2df3): Ditto.
7316 (sse2_eq<mode>3): Ditto.
7317 (sse2_gt<mode>3): Ditto.
7318 (sse5_pcmov_<mode>): Add SSE5 support.
7319 (vec_unpacku_hi_v16qi): Ditto.
7320 (vec_unpacks_hi_v16qi): Ditto.
7321 (vec_unpacku_lo_v16qi): Ditto.
7322 (vec_unpacks_lo_v16qi): Ditto.
7323 (vec_unpacku_hi_v8hi): Ditto.
7324 (vec_unpacks_hi_v8hi): Ditto.
7325 (vec_unpacku_lo_v8hi): Ditto.
7326 (vec_unpacks_lo_v8hi): Ditto.
7327 (vec_unpacku_hi_v4si): Ditto.
7328 (vec_unpacks_hi_v4si): Ditto.
7329 (vec_unpacku_lo_v4si): Ditto.
7330 (vec_unpacks_lo_v4si): Ditto.
7331 (sse5_pmacsww): New SSE5 intrinsic insn.
7332 (sse5_pmacssww): Ditto.
7333 (sse5_pmacsdd): Ditto.
7334 (sse5_pmacssdd): Ditto.
7335 (sse5_pmacssdql): Ditto.
7336 (sse5_pmacssdqh): Ditto.
7337 (sse5_pmacsdqh): Ditto.
7338 (sse5_pmacsswd): Ditto.
7339 (sse5_pmacswd): Ditto.
7340 (sse5_pmadcsswd): Ditto.
7341 (sse5_pmadcswd): Ditto.
7342 (sse5_pcmov_<move>): Conditional move support on SSE5.
7343 (sse5_phaddbw): New SSE5 intrinsic insn.
7344 (sse5_phaddbd): Ditto.
7345 (sse5_phaddbq): Ditto.
7346 (sse5_phaddwd): Ditto.
7347 (sse5_phaddwq): Ditto.
7348 (sse5_phadddq): Ditto.
7349 (sse5_phaddubw): Ditto.
7350 (sse5_phaddubd): Ditto.
7351 (sse5_phaddubq): Ditto.
7352 (sse5_phadduwd): Ditto.
7353 (sse5_phadduwq): Ditto.
7354 (sse5_phaddudq): Ditto.
7355 (sse5_phsubbw): Ditto.
7356 (sse5_phsubwd): Ditto.
7357 (sse5_phsubdq): Ditto.
7358 (sse5_pperm): Ditto.
7359 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7360 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7361 (sse5_pperm_sign_v8hi_v4si): Ditto.
7362 (sse5_pperm_zero_v8hi_v4si): Ditto.
7363 (sse5_pperm_sign_v4si_v2di): Ditto.
7364 (sse5_pperm_sign_v4si_v2di): Ditto.
7365 (sse5_pperm_pack_v2di_v4si): Ditto.
7366 (sse5_pperm_pack_v4si_v8hi): Ditto.
7367 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7368 (sse5_perm<mode>): New SSE5 intrinsic insn.
7369 (rotl<mode>3): Ditto.
7370 (sse5_rotl<mode>3): Ditto.
7371 (sse5_ashl<mode>3): Ditto.
7372 (sse5_lshl<mode>3): Ditto.
7373 (sse5_frcz<mode>2): Ditto.
7374 (sse5s_frcz<mode>2): Ditto.
7375 (sse5_cvtph2ps): Ditto.
7376 (sse5_cvtps2ph): Ditto.
7377 (sse5_vmmaskcmp<mode>3): Ditto.
7378 (sse5_com_tf<mode>3): Ditto.
7379 (sse5_maskcmp<mode>3): Ditto.
7380 (sse5_maskcmp_uns<mode>3): Ditto.
7381 (sse5_maskcmp_uns2<mode>3): Ditto.
7382 (sse5_pcom_tf<mode>3): Ditto.
7384 * config/i386/predicates.md (sse5_comparison_float_operator):
7385 New predicate to match the comparison operators supported by
7386 the SSE5 com instruction.
7387 (ix86_comparison_int_operator): New predicate to match just the
7388 signed int comparisons.
7389 (ix86_comparison_uns_operator): New predicate to match just the
7390 unsigned int comparisons.
7392 * doc/invoke.texi (-msse5): Add documentation.
7393 (-mfused-madd): Ditto.
7395 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7397 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7399 (x86_64-*-*): Ditto.
7401 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7403 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7404 intrinisics for SSE5.
7406 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7409 * config/i386/mmintrin-common.h: New file, to contain common
7410 instructions between SSE4.1 and SSE5.
7412 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7413 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7414 (gen_regparm_prefix): Ditto.
7416 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7417 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7418 prototype_p to determine if a function is prototyped.
7420 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7422 * c-common.c (c_common_reswords) add the alignof keyword,
7423 with same RID as __alignof and __alignof__
7425 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7427 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7428 * hooks.c (hook_bool_const_int_const_int_true): New function.
7429 * target.h (struct gcc_target): Add can_eliminate field.
7430 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7431 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7432 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7433 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7434 (elim_table): Revise comment.
7435 * system.h (CAN_ELIMINATE): Poison.
7436 * defaults.h (CAN_ELIMINATE): Remove.
7437 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7439 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7440 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7442 (alpha_vms_can_eliminate): Declare as static, change return type to
7444 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7446 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7447 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7448 (arm_can_eliminate): New function.
7450 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7451 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7452 (avr_can_eliminate): Declare as static.
7453 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7455 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7456 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7457 (bfin_can_eliminate): New function.
7459 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7460 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7461 (crx_can_eliminate): New function.
7463 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7464 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7465 (fr30_can_eliminate): New function.
7467 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7468 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7469 (frv_can_eliminate): New function.
7471 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7472 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7473 (h8300_can_eliminate): New function.
7475 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7476 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7477 (i386_can_eliminate): Declare as static, change return type to bool.
7478 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7480 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7481 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7482 (ia64_can_eliminate): New function.
7484 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7485 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7486 (iq2000_can_eliminate): New function.
7488 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7489 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7490 (m32r_can_eliminate): New function.
7492 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7493 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7494 (m68hc11_can_eliminate): New function.
7496 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7497 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7498 (m68k_can_eliminate): New function.
7500 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7501 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7502 (mep_can_eliminate): New function.
7504 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7505 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7506 (mips_can_eliminate): New function.
7508 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7509 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7510 (rs6000_can_eliminate): New function.
7512 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7513 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7514 (s390_can_eliminate): Declare as static.
7515 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7517 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7518 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7519 (score_can_eliminate): New function.
7521 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7522 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7523 (sparc_can_eliminate): Declare as static.
7524 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7526 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7527 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7528 (xstormy16_can_eliminate): New function.
7530 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7531 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7532 (v850_can_eliminate): New function.
7534 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7536 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7537 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7538 (*movdfcc_ext[1234]): Disable for IEEE mode.
7540 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7542 * gimplify.c (prepare_gimple_addressable): New static function.
7543 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7545 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7546 manually fiddling with it.
7548 2009-08-25 Michael Matz <matz@suse.de>
7550 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7551 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7553 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7554 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7555 (do_jump): Split out code for simple binary comparisons into ...
7556 (do_jump_1): ... this, taking the individual operands and code.
7557 Change callers to helper function above accordingly.
7558 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7561 2009-08-25 Michael Matz <matz@suse.de>
7563 * expr.h (struct separate_ops, sepops): New type for passing
7564 around an exploded simple expression.
7565 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7566 Use this structure instead of expression tree.
7567 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7568 expression, only its type.
7569 (expand_vec_cond_expr): Take type and individual operands instead
7571 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7572 expand_vec_shift_expr): Change prototype accordingly.
7573 * tree-vect-stmts.c (vectorizable_condition): Change call of
7574 expand_vec_cond_expr_p to pass only type.
7575 * expr.c (do_store_flags): Change prototype and implementation
7576 to take an exploded expression.
7577 (expand_expr_real_1): New local ops initialized with details
7578 of the full expression. Use it instead of full
7579 expression in calls to do_store_flags, expand_vec_cond_expr,
7580 expand_widen_pattern_expr and expand_vec_shift_expr.
7582 2009-08-25 Michael Matz <matz@suse.de>
7584 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7585 treeop2 initialized with first three operands of the full expression.
7586 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7588 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7590 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7591 (__gthread_objc_condition_allocate): Mark arguments as unused.
7592 (__gthread_objc_condition_deallocate): Likewise.
7593 (__gthread_objc_condition_wait): Likewise.
7594 (__gthread_objc_condition_broadcast): Likewise.
7595 (__gthread_objc_condition_signal): Likewise.
7596 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7597 (__gthread_objc_thread_id): Likewise.
7599 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7602 * tree-pretty-print.c (print_call_name): Print the correct call name
7603 for procedure pointer components.
7605 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7607 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7608 default_promote_function_mode when not VMS.
7610 2009-08-24 Olivier Hainque <hainque@adacore.com>
7612 * convert.c (convert_to_integer): Don't assume an input pointer is
7613 POINTER_SIZE wide. Fetch from the type instead.
7615 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7617 * configure.ac (AC_PREREQ): Bump to 2.64.
7619 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7621 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7622 (process_command): Don't search standard_exec_prefix_1 and
7623 standard_exec_prefix_2.
7625 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7627 * config/arm/arm.c (output_return_instruction): Handle for
7630 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7632 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7634 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7636 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7637 (*arm_movdf_vfp): Likewise.
7639 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7641 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7642 (vashr<mode>3): Rename from ashr<mode>3.
7643 (vlshr<mode>3): Rename from lshr<mode>3.
7645 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7648 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7649 (check_format_info_main): Use scalar_identify_flag.
7650 (check_format_types): Check for scalar size identity if
7651 scalar_identify_flag is set.
7652 (printf_length_specs): Extend by new field.
7653 (asm_fprintf_length_specs): Likewise.
7654 (gcc_diag_length_specs): Likewise.
7655 (scanf_length_specs): Likewise.
7656 (strfmon_length_specs): Likewise.
7657 (gcc_gfc_length_specs): Likewise.
7658 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7659 (ms_printf_flag_specs): Likewise.
7660 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7662 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7665 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7666 (*call_value_pop_1): Ditto.
7667 (*sibcall_pop_1): New insn pattern.
7668 (*sibcall_value_pop_1): Ditto.
7670 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7673 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7676 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7679 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7680 (get_reg_use_in): New function.
7681 (forward_propagate_subreg): Propagate through subreg of zero_extend
7684 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7686 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7687 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7689 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7691 * configure.ac: Remove --with-datarootdir, --with-docdir,
7692 --with-htmldir switches. No need to call AC_SUBST for
7693 datarootdir, docdir, htmldir any more.
7694 * configure: Regenerate.
7695 * doc/install.texi (Configuration): Document --datarootdir,
7696 --docdir, --htmldir, --pdfdir; update documentation for
7697 --infodir, --mandir.
7698 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7701 * aclocal.m4: Regenerate.
7702 * config.in: Regenerate.
7703 * configure: Regenerate.
7705 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7706 Olivier Hainque <hainque@adacore.com>
7708 * config/ia64/ia64.c: Include libfuncs.h.
7709 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7710 (ia64_expand_call): Use reg 25 on VMS.
7711 (ia64_initialize_trampoline): Fix for VMS ABI.
7712 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7713 (ia64_function_arg): Initialize reg 25 on VMS.
7714 Fix OpenVMS ABI issues for varargs.
7715 For OpenVMS, emit the Argument Information register set in the
7716 incoming/sibcall case as well.
7717 (ia64_arg_type): New function.
7718 (ia64_function_arg_advance): Keep track of cum->words.
7719 Fix OpenVMS ABI issues for varargs.
7720 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7721 (ia64_override_options): Set flag_no_common on VMS.
7722 (ia64_init_builtins): Disable FWRITE builtin.
7723 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7724 (ia64_vms_init_libfuncs): Add decc$ routines.
7725 (ia64_vms_valid_pointer_mode): New function.
7726 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7727 (ia64_promote_function_mode): New function
7728 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7729 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7730 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7731 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7732 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7733 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7734 Suppress trailing '#' if VALUE is numeric.
7735 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7736 ia64_promote_function_mode.
7737 (TARGET_VALID_POINTER_MODE): Define.
7739 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7742 * config/rs6000/rs6000.c (rs6000_override_options): Use
7743 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7746 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7747 reporting of vector + decimal/boolean/complex error.
7749 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7751 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7752 __vector double TYPE_DECL.
7754 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7756 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7757 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7758 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7759 to pointer to enum machine_mode. Update all callers as needed.
7761 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7763 * config/alpha/alpha.md (exception_receiver): Emit alternative
7764 GP load sequence if flag_reorder_blocks_and_partition is set.
7765 (*exception_receiver_2): Also enable when
7766 flag_reorder_blocks_and_partition is set.
7768 2009-08-20 Matt Rice <ratmice@gmail.com>
7769 Diego Novillo <dnovillo@google.com>
7771 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7774 2009-08-20 Richard Guenther <rguenther@suse.de>
7776 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7777 * c-tree.h (c_dup_lang_specific_decl): Remove.
7778 (struct lang_decl, struct lang_type): Move definitions ...
7779 * c-lang.h: ... here. New file.
7780 * c-decl.c: Include c-lang.h.
7781 (c_dup_lang_specific_decl): Remove.
7782 * c-typeck.c: Include c-lang.h.
7783 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7784 (c-typeck.o): Likewise.
7785 * c-config-lang.in (gtfiles): Add c-lang.h.
7786 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7789 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7791 * config/alpha/alpha.c (alpha_end_function): Do not clear
7792 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7793 this is now handled in generic code.
7795 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7797 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7798 (s390_z10_fix_long_loop_prediction): New function.
7799 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7800 (s390_reorg): Walk over the INSNs and invoke
7801 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7803 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7805 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7806 "*brx_64bit", "*brx_31bit"): New patterns.
7807 * config/s390/s390.c ('E'): New output modifier.
7809 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7810 Richard Earnshaw <richard.earnshaw@arm.com>
7812 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7813 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7815 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7817 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7819 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7820 for mode mode of operand0 when doing secondary reload for SAR.
7822 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7825 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7826 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7828 2009-08-19 Jason Merrill <jason@redhat.com>
7830 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7831 supported template depth in C++0x.
7833 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7835 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7836 free_after_compilation.
7837 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7838 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7839 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7840 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7841 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7842 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7843 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7845 2009-08-19 Ian Lance Taylor <iant@google.com>
7847 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7848 of (plus (mult (neg B) C) A).
7850 2009-08-18 Michael Matz <matz@suse.de>
7852 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7853 instead of comparing TYPE_MAIN_VARIANT for equality.
7854 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7855 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7856 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7857 * gimplify.c (goa_lhs_expr_p): Ditto and use
7858 STRIP_USELESS_TYPE_CONVERSION.
7860 2009-08-18 Michael Matz <matz@suse.de>
7862 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7863 first field in a struct.
7864 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7866 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7868 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7869 locators before emit_insn is called. Remove assert that
7871 (alpha_end_function): Clear crtl->emit structure and free insn
7872 locators if cfun->is_thunk is true.
7874 2009-08-18 Jason Merrill <jason@redhat.com>
7876 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7878 * configure.ac: Test for it.
7879 * configure, config.in: Regenerate.
7880 * doc/install.texi: Document --enable-gnu-unique-object.
7882 2009-08-18 Richard Guenther <rguenther@suse.de>
7885 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7886 pow(x,y*z) only if x is nonnegative.
7888 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7890 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7894 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7895 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7897 2009-08-17 DJ Delorie <dj@redhat.com>
7899 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7900 * config/m32c/prologue.md (epilogue_freit): New.
7902 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7903 (bank_switch_p): Likewise.
7904 (fast_interrupt_p): Likewise.
7905 (interrupt_p): Likewise.
7906 (m32c_conditional_register_usage): Round memregs size up.
7907 (need_to_save): We only need to save $a0 when we use ENTER.
7908 (interrupt_p): Check for fast_interrupt too.
7909 (bank_switch_p): New.
7910 (fast_interrupt_p): New.
7911 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7912 (m32c_emit_prolog): Support bank switching and fast interrupts.
7913 * doc/extend.texi (Function Attributes): Add bank_switch and
7916 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7918 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7919 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7921 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7923 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7924 (menu): Add IA-64/VMS Options.
7925 (IA-64/VMS Options): Likewise.
7927 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7930 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7932 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7934 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7935 (mips_pop_asm_switch): Likewise.
7936 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7938 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7939 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7940 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7941 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7942 instead of set_noreorder.
7943 (mips_output_function_prologue): Use the new functions.
7944 (mips_output_function_epilogue): Likewise.
7945 (mips_need_noat_wrapper_p): New function, split out from...
7946 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7947 Use mips_push_asm_switch and mips_pop_asm_switch.
7948 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7949 and mips_pop_asm_switch.
7950 (ASM_OUTPUT_REG_POP): Likewise.
7951 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7952 Use mips_pop_asm_switch.
7953 (mips_asm_switch): New structure.
7954 (set_noreorder, set_nomacro): Replace with...
7955 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7956 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7957 instead of set_nomacro.
7958 (fix_truncsfsi2_macro): Likewise.
7959 (cprestore): Likewise.
7960 (hazard): Use mips_noreorder instead of set_noreorder.
7961 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7963 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7965 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7966 from prev_active_insn.
7968 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7970 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7971 * config/avr/avr.c (avr_override_options): Initialize
7972 avr_current_arch variable.
7973 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7974 __AVR_HAVE_16BIT_SP__ according to the device type.
7975 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7977 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7978 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7980 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7983 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7984 generating inlined subroutine die only. We shouldn't be
7985 called for anything else.
7986 (gen_block_die): Don't generate inline subroutine debug info for
7989 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7991 * graphite-poly.c (print_pbb): Print PBB index.
7993 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7996 * graphite-interchange.c (ppl_max_for_le): Moved...
7997 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7998 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7999 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8000 * graphite-ppl.h (ppl_max_for_le): Declared.
8002 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8004 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8005 supported on all platforms.
8006 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8007 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8008 * c-pragma.c: Likewise.
8009 * target-def.h (TARGET_INITIALIZER): Remove
8010 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8011 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8013 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8015 * config/ia64/fde-vms.c: New file.
8016 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8017 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8018 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8019 (uw_frame_state_for): Only register a personality routine if it is
8020 known to be compatible with our expectations.
8021 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8022 Declare unw_table_entry stack variable and
8023 mod all calls to _Unwind_FindTableEntry to add arg.
8024 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8025 (_Unwind_FindTableEntry): Add arg to prototype.
8027 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8029 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8030 field 'signal_pfs_loc'.
8031 (uw_frame_state_for): Remove duplicate code dealing with leaf
8032 procedures without unwind info.
8033 If in the frame after unwinding through a signal handler, restore
8034 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8035 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8036 'pfs_loc' to the AR.PFS location in the signal context; instead
8037 set 'signal_pfs_loc'.
8038 Manually generate the unwind info for the AR.PFS register.
8039 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8040 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8041 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8042 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8043 instead set 'signal_pfs_loc'.
8044 Remove code preventing the AR.PFS register from being restored
8045 from the signal context.
8047 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8048 Tristan Gingold <gingold@adacore.com>
8050 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8051 * config/ia64/t-vms: New file.
8052 * config/ia64/vms64.h: New file.
8053 * config/ia64/vms.h: New file.
8054 * config/ia64/vms-crtinit.asm: New file.
8055 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8056 * config/ia64/vms-unwind.h: New file.
8058 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8060 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8063 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8066 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8068 * real.h (do_mpc_arg2): ... here.
8069 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8072 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8074 * final.c (add_debug_prefix_map): Don't use GC memory for
8075 old_prefix and new_prefix.
8077 2009-08-14 Richard Guenther <rguenther@suse.de>
8079 * ipa-prop.c (compute_complex_pass_through): If we cannot
8080 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8082 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8084 * c-lex.c (c_lex_with_flags): Increase size of local variable
8085 to avoid memory clobber.
8087 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8090 * config/i386/i386.c (ix86_fp_comparison_strategy):
8091 Only enable/disable sahf at function granularity.
8093 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8095 PR rtl-optimization/41064
8096 * reload1.c (reload_as_needed): Don't call extract_insn
8097 for known invalid replacements after calling
8098 validate_replace_rtx_group and verify_changes.
8100 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8103 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8104 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8105 ix86_expand_fp_vcond.
8106 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8107 Assert that operation is supported by ix86_expand_int_vcond.
8108 (vcondu<SSEMODE124C8:mode>): Ditto.
8110 2009-08-13 DJ Delorie <dj@redhat.com>
8112 * config/i386/djgpp-stdint.h: New.
8113 * config.gcc (djgpp): Use it.
8115 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8117 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8118 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8120 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8122 * tree-ssa-loop-prefetch.c
8123 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8124 for long-stride pruning.
8125 (compute_miss_rate): New function to compute the probability
8126 that two memory references access different cache lines.
8128 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8130 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8132 2009-08-13 Richard Guenther <rguenther@suse.de>
8135 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8136 use the constant pointer type.
8137 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8138 of CV qualifiers on the target pointer type.
8139 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8140 conversion check before restrict check.
8142 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8145 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8147 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8149 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8151 2009-08-12 Richard Guenther <rguenther@suse.de>
8153 PR tree-optimization/41011
8154 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8155 and reference constructing.
8157 2009-08-12 Xinliang David Li <davidxl@google.com>
8159 PR tree-optimization/41012
8160 * tree-flow.h : New external interface.
8161 * gimple-low.c (check_call_arg): Change to public function.
8162 Remove argument mismatch check in lowering.
8163 * tree-inline.h (tree_can_inline_p): Interface change.
8164 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8166 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8167 Call change to tree_can_inline_p function.
8168 (cgraph_decide_inlining_incrementally): Ditto.
8170 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8172 PR tree-optimization/41031
8173 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8174 on the partition variable rather than promote_mode on the source
8175 type. Assert that the partition variable's type has the same
8176 mode as the source value's.
8178 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8180 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8181 for for_return == 2.
8182 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8184 * calls.c (expand_call): Fix typo.
8185 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8187 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8189 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8190 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8191 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8192 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8194 2009-08-12 Andrew Haley <aph@redhat.com>
8196 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8198 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8201 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8203 2009-08-12 Richard Guenther <rguenther@suse.de>
8205 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8206 * gimplify.c (gimplify_modify_expr): Do not use
8207 lang_hooks.types_compatible_p.
8208 * tree-ssa.c (useless_type_conversion_p): For aggregates
8209 just return false if the canonical types differ.
8211 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8214 * sese.c (convert_for_phi_arg): New.
8215 (add_guard_exit_phis): Use convert_for_phi_arg.
8217 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8219 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8220 unknown subscript upper bounds.
8222 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8223 Pranav Garg <pranav.garg2107@gmail.com>
8225 * graphite-interchange.c (gather_access_strides): Removed.
8226 (ppl_max_for_le): New.
8227 (build_linearized_memory_access): New.
8228 (memory_stride_in_loop): New.
8229 (pbb_interchange_profitable_p): Reimplemented.
8230 * graphite-ppl.h (ppl_new_id_map): New.
8231 (ppl_interchange): New.
8233 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8235 * graphite-interchange.c (compute_subscript): Removed.
8236 (compute_array_size_cstr): Removed.
8237 (compute_array_size_poly): Removed.
8238 (compute_array_size): Removed.
8239 (gather_access_strides_poly): Removed.
8240 (gather_access_strides): Empty.
8242 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8244 * graphite-dependences.c (dependence_polyhedron_1): Replace
8245 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8246 (graphite_legal_transform_dr): Same.
8247 (graphite_carried_dependence_level_k): Same.
8248 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8249 Initialize PDR_NB_SUBSCRIPTS.
8250 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8252 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8253 (PDR_NB_SUBSCRIPTS): New.
8254 (pdr_nb_subscripts): Removed.
8255 (pdr_dim): Simplified.
8256 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8257 with PDR_NB_SUBSCRIPTS.
8259 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8261 * graphite-interchange.c (compute_array_size): Remove use of
8263 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8264 Do not initialize PDR_DATA_CONTAINER.
8265 (print_pdr): Do not print PDR_DATA_CONTAINER.
8266 * graphite-poly.h (struct poly_dr): Remove data_container field.
8267 (PDR_DATA_CONTAINER): Removed.
8268 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8270 (build_poly_dr): Same.
8272 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8273 Sebastian Pop <sebastian.pop@amd.com>
8275 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8276 copy of the dependence polyhedron. Free the temporary objects.
8277 (graphite_carried_dependence_level_k): Free unused objects before
8280 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8282 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8283 Early return without analyzing the data dependences if no
8284 transform has been done. Call restore_scattering if the transform
8286 (graphite-interchange.c): Same.
8287 * graphite-poly.c (print_scattering_function): Test for
8289 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8290 (apply_poly_transforms): Do not gcc_assert that
8291 the transform is legal.
8292 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8293 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8294 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8295 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8296 * graphite-poly.h (struct poly_scattering): New.
8297 (struct poly_bb): Add original, transformed, and saved fields.
8298 Remove transformed_scattering, original_scattering,
8299 nb_local_variables and nb_scattering_transform fields.
8300 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8301 (poly_scattering_new): New.
8302 (poly_scattering_free): New.
8303 (poly_scattering_copy): New.
8304 (store_scattering_pbb): New.
8305 (store_scattering): New.
8306 (restore_scattering_pbb): New.
8307 (restore_scattering): New.
8308 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8309 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8311 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8313 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8316 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8318 * Makefile.in (graphite.o): Depends on PREDICT_H.
8319 * graphite.c: Include predict.h.
8320 (graphite_finalize): Call tree_estimate_probability.
8321 * predict.c (predict_loops): Do not call scev_initialize and
8323 (tree_estimate_probability_bb): New.
8324 (tree_estimate_probability): Do not initialize loops: move that
8325 code to the driver. Call tree_estimate_probability_bb.
8326 (tree_estimate_probability_driver): New.
8327 (pass_profile): Use tree_estimate_probability_driver.
8328 * predict.h (tree_estimate_probability): Declared.
8330 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8332 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8333 * graphite-dependences.c (graphite_legal_transform): Add time to
8334 TV_GRAPHITE_DATA_DEPS.
8335 (dependency_between_pbbs_p): Same.
8336 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8338 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8340 PR rtl-optimization/41033
8341 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8342 aliasing is disabled.
8344 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8346 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8347 si_mask_operand, and_load_operand, low_bitmask_operand,
8348 and_reg_operand, and_operand): New predicates.
8349 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8350 * config/mips/mips.c (and_operands_ok): New function.
8351 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8352 * config/mips/mips.md (move_type): Add ext_ins and logical.
8353 (type): Handle them.
8354 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8355 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8356 shift_shift. Remove commutative constraint modifier.
8357 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8359 (*clear_upper32_dext): Remove define_insn_and_split.
8360 (*clear_upper32): Turn this define_insn_and_split ...
8361 (splitter for ANDing register with 0xffff_ffff): .. into this.
8363 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8365 * combine.c (try_widen_shift_mode): Factor out code to check if an
8366 integer constant is a low-order bitmask from here ...
8367 * rtlanal.c (low_bitmask_len): ... to here.
8368 * rtl.h (low_bitmask_len): Declare.
8370 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8373 * config/alpha/alpha.md (addsi3): Remove expander.
8374 (addsi3): Rename from *addsi3_internal insn pattern.
8375 (subsi3): Remove expander.
8376 (subsi3): Rename from *subsi3_internal insn pattern.
8378 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8380 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8383 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8384 Eric Botcazou <botcazou@adacore.com>
8385 Douglas B Rupp <rupp@gnat.com>
8387 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8388 that records that fit in 64 bits are returned by immediate value,
8389 as required by OpenVMS Calling Standard.
8390 (function_value): Adjust for above modification.
8391 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8392 virtual_incoming_args_rtx as base object, not next_arg.
8393 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8395 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8397 * reload.c (find_reloads_subreg_address): Check the original
8398 req_equiv_mem address to detect the case where an address is
8399 not valid in the outer mode.
8401 2009-08-11 Richard Guenther <rguenther@suse.de>
8404 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8406 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8408 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8409 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8411 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8412 Douglas B Rupp <rupp@gnat.com>
8414 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8415 PT_STACK when frame_pointer_needed on OpenVMS.
8416 (alpha_pv_save_size, alpha_using_fp): Remove.
8417 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8418 with proper processing for PT_NULL.
8419 (alpha_vms_initial_elimination_offset): New function. Support for
8420 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8421 (alpha_sa_size): Force procedure type to PT_STACK when
8422 frame_pointer_needed on OpenVMS.
8423 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8424 (alpha_using_fp): Likewise.
8425 (alpha_vms_can_eliminate): Add prototype.
8426 (alpha_vms_initial_elimination_offset): Likewise.
8427 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8428 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8430 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8431 Douglas B Rupp <rupp@gnat.com>
8433 * config/alpha/alpha.c (common_object_handler): New function.
8434 (vms_attribute_table): Declare a single attribute "common_object".
8435 (vms_output_aligned_decl_common): New global function.
8436 (SECTION_VMS_OVERLAY): Delete.
8437 (SECTION_VMS_GLOBAL): Likewise.
8438 (SECTION_VMS_INITIALIZE): Likewise.
8439 (vms_asm_named_section): Remove support for above flags.
8440 (vms_section_type_flags): Delete.
8441 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8442 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8443 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8444 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8446 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8449 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8450 (sub_ddmmss): Likewise.
8452 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8455 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8458 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8461 * reload1.c (reload_as_needed): Use cancel_changes to completely
8462 undo a failed replacement attempt.
8464 2009-08-10 Richard Guenther <rguenther@suse.de>
8467 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8468 (useless_type_conversion_p): ... here. Require pointer targets
8471 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8474 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8475 loose the original type of the statement list.
8477 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8479 * config/alpha/alpha.c: Include libfuncs.h
8480 (avms_asm_output_extern): New function.
8481 (alpha_init_libfuncs): Init some decc libfuncs.
8482 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8483 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8484 (DO_CRTL_NAMES): Define.
8486 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8487 (LONG_TYPE_SIZE): Define.
8488 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8489 (SUBTARGET_SWITCHES): Define malloc64 switch.
8490 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8491 (MASK_RETURN_ADDR): Define.
8492 doc/invoke.texi (mmalloc64): Document switch.
8494 2009-08-09 Olivier Hainque <hainque@adacore.com>
8495 Douglas B Rupp <rupp@gnat.com>
8497 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8498 uses_condition_handler.
8499 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8500 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8501 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8502 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8503 (code_for_builtin): New insn codes for the new alpha_builtins.
8504 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8505 (alpha_sa_size): Account for uses_condition_handler.
8506 (alpha_expand_prologue): Likewise.
8507 (alpha_start_function): Likewise.
8508 (alpha_expand_epilogue): Likewise.
8509 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8510 establish/revert expanders.
8511 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8512 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8513 New expander, resorting to the alpha.c associated function.
8514 (builtin_revert_vms_condition_handler): Likewise.
8515 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8516 __gcc_shell_handler, the static VMS condition handler used as
8517 an indirection wrapper to the current dynamically established
8519 * config/alpha/vms-unwind.h: Complete rewrite.
8520 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8521 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8523 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8524 Douglas B Rupp <rupp@gnat.com>
8526 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8527 (alpha_need_linkage): Handle aliases. Return function symbol.
8528 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8529 Use ultimate alias target for the linkage name.
8530 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8531 by alpha_need_linkage for the function symbol.
8532 (setmemdi): Likewise.
8534 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8536 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8537 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8538 (ASM_WEAKEN_LABEL): Define.
8539 (CRT_CALL_STATIC_FUNCTION): Define.
8540 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8541 (ENDFILE_SPEC): Define.
8542 (INIT_SECTION_ASM_OP): Define.
8543 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8544 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8546 (MULTILIB_OSDIRNAMES): Define.
8547 (shlib_version): Define.
8548 (SHLIB_EXT): Define.
8549 (SHLIB_OBJS): Define.
8550 (SHLIB_NAME): Define.
8551 (SHLIB_MULTILIB): Define.
8552 (SHLIB_INSTALL): Define.
8553 (SHLIB_SYMVEC): Define.
8554 (SHLIB_SYMVECX2): Define.
8555 (SHLIB_LINK): Define.
8557 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8559 * config/alpha/alpha.c (alpha_initialize_trampoline):
8560 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8561 (alpha_start_function): Emit transfer address on nested functions
8562 for VMS trampoline call.
8563 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8564 since no longer used.
8565 * config/alpha/vms-tramp.asm: Remove.
8566 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8567 since now only data initialized at runtime.
8569 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8571 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8572 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8573 (MD_EXEC_PREFIX): Remove, no longer used.
8574 (MD_STARTFILE_PREFIX): Likewise.
8575 (INCLUDE_DEFAULTS): Likewise.
8576 * config/alpha/t-vms:
8577 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8579 2009-08-09 Richard Guenther <rguenther@suse.de>
8581 PR tree-optimization/41016
8582 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8583 (operand_precision): Remove.
8584 (integral_operand_p): Likewise.
8585 (recognize_single_bit_test): Adjust.
8587 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8589 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8590 operation overflows. Likewise non-cast unary arithmetic.
8591 If one arm of a conditional expression is always taken,
8592 inhibit evaluation warnings for the other arm. Likewise inhibit
8593 evaluation warnings for the second && or || operand if the first
8594 operand is enough to determine the result.
8595 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8597 (build_binary_op): Prevent duplicate evaluation warnings.
8599 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8601 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8602 and destination have different modes, Use promote_mode to
8603 determine the signedness of the conversion. Assert that the
8604 promoted source mode matches the destination mode. Don't pass
8605 the destination and destination mode to expand_expr if the source
8606 mode is different. Simplify conversion logic.
8608 2009-08-09 Ira Rosen <irar@il.ibm.com>
8610 PR tree-optimization/41008
8611 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8612 from condition only in case it's a comparison. Adjust checks.
8614 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8616 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8617 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8618 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8619 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8620 (dump_cand): Handle them.
8621 (struct iv_cand): New members COST_STEP and AINC_USE.
8622 (stmt_after_increment): Likewise.
8623 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8624 callers changed. Use gimple_uid comparison instead of scanning.
8625 (add_candidate_1): When looking for identical candidates, take
8626 AINC_USE into account. Set it for new candidates.
8627 (force_expr_to_var_cost): Cast target_spill_cost to int.
8628 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8629 All callers changed. Check for availability of autoinc addressing
8630 modes, both in general for a given mode, and in the specific use case.
8631 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8633 (get_computation_cost): Likewise.
8634 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8635 add_autoinc_candidates): New static functions.
8636 (add_candidate): Call add_autoinc_candidates for candidates based on
8638 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8639 (determine_use_iv_cost_address): If we have an autoinc candidate at
8640 the matching use, verify autoinc is possible and subtract the cost
8641 of the candidate's step from the cost.
8642 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8643 member of the candidate.
8644 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8645 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8647 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8649 * config.build (ia64-hp-*vms*): New target.
8650 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8652 * config.gcc (ia64-hp-*vms*): New target.
8653 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8655 * config.host (ia64-hp-*vms*): New target.
8656 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8659 2009-08-08 Richard Guenther <rguenther@suse.de>
8661 PR tree-optimization/40991
8662 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8664 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8666 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8667 mode check. Do truncations in an integer mode.
8668 (force_to_mode): Handle subregs for all mode types. Only do
8669 arithmetic simplifications on integer modes.
8671 2009-08-07 Richard Guenther <rguenther@suse.de>
8673 PR tree-optimization/40999
8674 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8675 (maybe_fold_reference): Lookup constant initializers.
8676 (fold_gimple_assign): Likewise.
8678 2009-08-07 Richard Guenther <rguenther@suse.de>
8680 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8681 that require structural equality defer to the langhook.
8683 2009-08-07 Martin Jambor <mjambor@suse.cz>
8685 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8687 (struct ipa_pass_through_data): New type.
8688 (struct ipa_ancestor_jf_data): New type.
8689 (union jump_func_value): Removed field formal_id, added fields
8690 pass_through and ancestor.
8691 (struct ipa_param_call_note): Changed type of formal_id to int from
8693 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8694 operations jump functions and ancestor jump functions.
8695 (compute_complex_pass_through): New function.
8696 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8697 reflect changes in the jump function strucutre.
8698 (update_jump_functions_after_inlining): Ignore complex pass-through
8699 and ancestor jump functions.
8700 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8701 polynomial pass-through with operation jump functions.
8703 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8705 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8706 fde->dw_fde_begin as begin label instead of hot/cold label.
8707 Use LLSDAC label instead of LLSDA for second section lsda.
8708 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8709 label instead of LLSDA if it is true.
8710 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8712 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8713 SECTION argument. Use it as index into crtl->eh.call_site_record
8715 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8716 use it to determine how to print table entries instead of using
8717 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8718 label instead of normal begin label as base.
8719 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8720 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8721 ensure no EH range spans between sections and that landing pads
8722 are always in the corresponding section.
8723 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8724 for crtl->eh.call_site_record being an array rather than scalar.
8725 (output_one_function_exception_table): New function, copied
8726 from output_function_exception_table. Adjust
8727 dw2_size_of_call_site_table, dw2_output_call_site_table
8728 callers. For SECOND section use *C suffixed labels.
8729 (output_function_exception_table): Call
8730 output_one_function_exception_table and, when doing hot/cold
8731 partitioning, also another time for the second section.
8732 * opts.c: Include except.h.
8733 (decode_options): Allow -freorder-blocks-and-partition with
8734 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8735 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8736 * function.h (struct rtl_eh): Change call_site_record from
8737 scalar into array of 2 elements.
8739 2009-08-07 Martin Jambor <mjambor@suse.cz>
8741 * ipa-prop.c (count_formal_params_1): New function.
8742 (ipa_get_vector_of_formal_parms): New function.
8743 (get_vector_of_formal_parm_types): New function.
8744 (ipa_modify_formal_parameters): New function.
8745 (ipa_modify_call_arguments): New function.
8746 (index_in_adjustments_multiple_times_p): New function.
8747 (ipa_combine_adjustments): New function.
8748 (ipa_dump_param_adjustments): New function.
8749 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8750 (ipa_get_vector_of_formal_parms): Declare.
8751 (ipa_modify_formal_parameters): Declare.
8752 (ipa_modify_call_arguments): Declare.
8753 (ipa_combine_adjustments): Declare.
8754 (ipa_dump_param_adjustments): Declare.
8755 (build_ref_for_offset): Declare.
8756 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8757 * tree-sra.c: Include ipa-prop.c.
8758 (build_ref_for_offset): Make public.
8760 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8762 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8764 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8766 * gcc/doc/extend.texi (__builtin_extract_return_address)
8767 (__builtin_frob_return_address): Document.
8769 2009-08-06 Paul Brook <paul@codesourcery.com>
8771 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8772 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8773 implementation on ARMv6-M.
8775 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8777 * doc/extend.texi (pcs): Document new attribute for ARM.
8779 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8781 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8784 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8786 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8789 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8791 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8793 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8795 Merge ARM/hard_vfp_branch to trunk.
8797 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8799 * arm.c (libcall_eq): New function.
8800 (libcall_hash): New function.
8801 (add_libcall): New function.
8802 (arm_libcall_uses_aapcs_base): New function.
8803 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8804 libcalls using the base PCS.
8805 (arm_init_cumulative_args): Likewise.
8807 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8809 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8810 Use base ABI for conversion libfuncs between HFmode and SFmode.
8812 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8814 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8815 V4SImode as representatives of all 64-bit and 128-bit vector
8816 types. Allow vector types without vector modes.
8817 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8818 without vector modes like BLKmode.
8819 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8820 BLKmode. Avoid unsupported vector modes or TImode moves for
8822 (aapcs_vfp_allocate_return_reg): Likewise.
8823 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8824 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8826 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8828 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8829 (arm_get_pcs_model): Pass attribute arguments to
8830 arm_pcs_from_attribute.
8831 (arm_init_cumulative_args): Use base AAPCS for conversions from
8832 floating-point types to DImode.
8833 (arm_attribute_table): Add pcs attribute.
8834 (arm_handle_pcs_attribute): New.
8835 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8836 conversions from floating-point types to DImode, also declare them
8837 to use base AAPCS and declare functions they call to use base
8838 AAPCS and their RTABI names.
8840 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8842 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8843 -mfloat-abi=hard not being supported for VFP.
8845 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8847 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8848 SYMBOL_REF to hard_libcall_value.
8850 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8851 Richard Earnshaw <rearnsha@arm.com>
8853 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8854 has been put on the stack, all remaining co-processory arguments for
8855 that co-processor also go on the stack.
8857 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8859 * config/arm/arm.c (arm_return_in_memory): Handle returning
8860 vectors of suitable size in registers also for AAPCS case.
8862 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8864 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8866 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8868 ARM Hard-VFP calling convention
8869 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8870 * target.h (gcc_target): Add libcall_value to table of call hooks.
8871 * targhooks.h (default_libcall_value): Default implementation.
8872 * targhooks.c (default_libcall_value): Likewise.
8873 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8874 * optabs.c (expand_unop): Use it.
8875 * expr.h (hard_libcall_value): Pass the function RTX through.
8876 * calls.c (emit_library_call_value_1): Update call to
8878 * explow.c (hard_libcall_value): Use new target hook.
8879 * testsuite/lib/target-supports.exp
8880 (check_effective_target_arm_hard_vfp_ok): New hook.
8881 (check_effective_target_arm_neon_ok): Improve test for neon
8883 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8884 * config/arm/arm.c: Include cgraph.h
8885 (TARGET_FUNCTION_VALUE): Override default hook.
8886 (arm_pcs_default): New variable.
8887 (arm_override_options): Don't fault hard calling convention with VFP.
8888 Add support for AAPCS variants.
8889 (arm_function_value): Make static. Handle AAPCS variants.
8890 (arm_libcall_value): New function.
8891 (arm_apply_result_size): Handle VFP registers in results.
8892 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8894 (pcs_attribute_args): New variable.
8895 (arm_pcs_from_attribute): New function.
8896 (arm_get_pcs_model): New function.
8897 (aapcs_vfp_cum_init): New function.
8898 (aapcs_vfp_sub_candidate): New function.
8899 (aapcs_vfp_is_return_candidate): New function.
8900 (aapcs_vfp_is_call_candidate): New function.
8901 (aapcs_vfp_allocate): New function.
8902 (aapcs_vfp_allocate_return_reg): New function.
8903 (aapcs_vfp_advance): New function.
8904 (aapcs_cp_arg_layout): New variable.
8905 (aapcs_select_call_coproc): New function.
8906 (aapcs_select_return_coproc): New function.
8907 (aapcs_allocate_return_reg): New function.
8908 (aapcs_libcall_value): New function.
8909 (aapcs_layout_arg): New function.
8910 (arm_init_cumulative_args): Initialize AAPCS args data.
8911 (arm_function_arg): Handle AAPCS variants using new interface.
8912 (arm_arg_parital_bytes): Likewise.
8913 (arm_function_arg_advance): New function.
8914 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8915 calling conventions.
8916 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8917 * arm.h (NUM_VFP_ARG_REGS): Define.
8918 (LIBCALL_VALUE): Update.
8919 (FUNCTION_VALUE): Delete.
8920 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8921 (arm_pcs): New enum.
8922 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8923 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8924 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8925 * arm-protos.h (arm_function_arg_advance): Add.
8926 (aapcs_libcall_value): Add.
8927 (arm_function_value): Delete.
8929 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8930 H.J. Lu <hongjiu.lu@intel.com>
8933 * config/i386/i386.c (standard_sse_mode_p): Remove.
8934 (standard_sse_constant_p): Return 2 for integer mode
8935 vector_all_ones_operand when SSE2 is enabled.
8936 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8937 (ix86_expand_vector_move): Do not check for negative values from
8938 standard_sse_constant_p.
8940 2009-08-06 Richard Guenther <rguenther@suse.de>
8942 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8943 array type comparisons frontend independent.
8944 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8945 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8946 out array reference lower bound and element size operands.
8947 (ao_ref_init_from_vn_reference): Properly compute the offset
8948 for ARRAY_RANGE_REF.
8949 (vn_reference_fold_indirect): Fill out array reference lower
8950 bound and element size operands.
8951 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8952 a non gimple valued reference operand which can happen for
8953 array reference lower bound or element size.
8954 (create_component_ref_by_pieces_1): Properly generate the
8955 element size operand for array references.
8957 2009-08-06 Richard Guenther <rguenther@suse.de>
8959 PR tree-optimization/40964
8960 * tree.c (iterative_hash_host_wide_int): Export.
8961 * tree.h (iterative_hash_host_wide_int): Declare.
8962 * tree-ssa-structalias.c (heapvar_map): New struct.
8963 (heapvar_map_eq): New function.
8964 (heapvar_map_hash): Likewise.
8965 (heapvar_lookup): Adjust.
8966 (heapvar_insert): Likewise.
8967 (make_constraint_from_heapvar): Allow multiple heap variables
8968 per decl at different offsets.
8969 (init_alias_heapvars): Adjust.
8971 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8973 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8974 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8975 trailing sync if TARGET_SYNC_AFTER_SC.
8977 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8979 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8980 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8981 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8982 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8983 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8984 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8985 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8986 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8987 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8988 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8989 the prototype declaration match the definition.
8990 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8991 instructions explicitly. Add barrier_before and operands
8993 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8994 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8995 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8996 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8997 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8998 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9000 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9002 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9004 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9005 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9008 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9011 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9013 PR rtl-optimization/40924
9014 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9015 make sure canon_rtx (mem_address) isn't simpler than
9016 canon_rtx (expanded_mem_address).
9018 2009-08-05 Li Feng <nemokingdom@gmail.com>
9020 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9022 (build_scop_drs): Build alias set for each SCoP.
9024 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9026 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9027 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9028 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9029 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9030 (BASE_DRIVER_SELF_SPECS): Likewise.
9032 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9034 * tree-ssa-alias.c: Fix some comment typos.
9036 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9038 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9039 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9041 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9044 * simplify-rtx.c (simplify_binary_operation_1): Disable
9045 simplifications for decimal float operations.
9047 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9050 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9051 operand of INDIRECT_REF.
9053 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9055 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9056 constants referencing TLS symbols.
9058 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9060 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9061 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9063 2009-08-03 Richard Guenther <rguenther@suse.de>
9065 * tree.c (make_vector_type): Build a main variant first,
9066 get the canonical one and then build the variant.
9067 * tree-ssa.c (useless_type_conversion_p_1): Handle
9069 (useless_type_conversion_p): Conversions to pointers to
9070 incomplete record types are useless.
9072 2009-08-03 Richard Guenther <rguenther@suse.de>
9074 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9075 file will be created.
9076 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9077 * toplev.c (compile_file): Adjust comment.
9079 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9081 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9082 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9083 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9084 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9085 (sh_promote_function_mode): Fix typo.
9087 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9089 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9091 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9093 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9094 declaration arguments.
9096 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9098 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9099 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9100 (ix86_split_ashl): Ditto.
9101 (ix86_expand_vector_init_one_nonzero): Ditto.
9102 (ix86_expand_vector_set): Ditto.
9103 (ix86_expand_reduc_v4sf): Ditto.
9105 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9107 * explow.c (promote_function_mode): Remove assert.
9108 * config/sh/sh.c (sh_promote_function_mode): Declare.
9110 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9112 * config/pa/pa.c (pa_promote_function_mode): Declare.
9113 Change to static. Fix promote_mode call.
9115 * gthr-dce.h (CONST_CAST2): Define if not defined.
9116 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9118 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9120 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9122 * expr.c (store_constructor): Use promote_decl_mode. Remove
9123 now write-only variable unsignedp.
9124 (expand_expr_real_1): Use promote_decl_mode.
9125 * expr.h (promote_function_mode, promote_decl_mode): New.
9126 (promote_mode): Remove last argument.
9127 * function.c (assign_temp): Drop last argument of promote_mode.
9128 (assign_parm_find_data_types): Use promote_function_mode.
9129 (assign_parm_setup_reg): Likewise.
9130 (expand_function_end): Use promote_function_mode.
9131 * calls.c (initialize_argument_information): Use promote_function_mode.
9132 (precompute_arguments): Use promote_mode instead of checking if
9133 only PROMOTE_FUNCTION_MODE is defined.
9134 (expand_call): When making sibcall decisions, use promote_function_mode.
9135 Below, remove an if for targetm.calls.promote_function_return and
9136 and use promote_function_mode.
9137 (emit_library_call_value_1): Use promote_function_mode, fix bug
9138 where promote_mode was passed FOR_CALL == 0 for a return value in an
9140 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9141 * explow.c (promote_function_mode, promote_decl_mode): New.
9142 (promote_mode): Keep only the FOR_CALL == 0 case.
9143 * combine.c (setup_incoming_promotion): Remove test of
9144 promote_function_args. Use promote_function_mode.
9145 * stmt.c (expand_value_return): Use promote_decl_mode.
9146 (expand_decl): Use promote_decl_mode.
9148 * expr.c (store_constructor): Use promote_decl_mode. Remove
9149 now write-only variable unsignedp.
9150 (expand_expr_real_1): Use promote_decl_mode.
9151 * expr.h (promote_function_mode, promote_decl_mode): New.
9152 (promote_mode): Remove last argument.
9153 * function.c (assign_temp): Drop last argument of promote_mode.
9154 (assign_parm_find_data_types): Use promote_function_mode.
9155 (assign_parm_setup_reg): Likewise.
9156 (expand_function_end): Use promote_function_mode.
9157 * calls.c (initialize_argument_information): Use promote_function_mode.
9158 (precompute_arguments): Use promote_mode instead of checking if
9159 only PROMOTE_FUNCTION_MODE is defined.
9160 (expand_call): When making sibcall decisions, use promote_function_mode.
9161 Below, remove an if for targetm.calls.promote_function_return and
9162 and use promote_function_mode.
9163 (emit_library_call_value_1): Use promote_function_mode, fix bug
9164 where promote_mode was passed FOR_CALL == 0 for a return value in an
9166 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9167 * explow.c (promote_function_mode, promote_decl_mode): New.
9168 (promote_mode): Keep only the FOR_CALL == 0 case.
9169 * combine.c (setup_incoming_promotion): Remove test of
9170 promote_function_args. Use promote_function_mode.
9171 * stmt.c (expand_value_return): Use promote_decl_mode.
9172 (expand_decl): Use promote_decl_mode.
9174 * explow.c (promote_function_mode): Just call the target hook.
9175 * targhooks.c (default_promote_function_mode,
9176 default_promote_function_mode_always_promote): New.
9177 * targhooks.h (default_promote_function_mode,
9178 default_promote_function_mode_always_promote): Declare.
9179 * target.h (promote_function_args, promote_function_return): Remove.
9180 (promote_function_mode): New.
9181 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9182 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9183 (TARGET_PROMOTE_FUNCTION_MODE): New.
9184 (TARGET_CALLS): Adjust.
9185 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9186 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9188 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9189 * config/s390/s390.c (s390_promote_function_mode): ... here,
9190 with pointer handling.
9191 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9192 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9194 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9195 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9196 with pointer handling.
9197 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9198 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9200 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9201 * config/sh/sh.c (sh_promote_function_mode): New.
9202 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9203 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9205 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9206 * config/cris/cris.c (cris_promote_function_mode): ... here.
9207 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9208 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9210 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9211 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9212 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9213 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9215 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9216 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9217 complex type handling.
9218 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9219 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9221 * config/pa/pa.c (pa_promote_function_mode): New.
9222 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9223 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9225 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9226 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9227 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9228 * config/xtensa/xtensa.c: Likewise.
9229 * config/stormy16/stormy16.c: Likewise.
9230 * config/iq2000/iq2000.c: Likewise.
9231 * config/rs6000/rs6000.c: Likewise.
9232 * config/picochip/picochip.c: Likewise.
9233 * config/arc/arc.c: Likewise.
9234 * config/mcore/mcore.c: Likewise.
9235 * config/score/score.c: Likewise.
9236 * config/mips/mips.c: Likewise.
9237 * config/bfin/bfin.c: Likewise.
9238 * config/ia64/ia64.c: Likewise (disabled though).
9240 * config/frv/frv.h: Remove pointless remark.
9242 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9243 TARGET_PROMOTE_FUNCTION_ARGS,
9244 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9245 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9247 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9249 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9250 -floop-parallelize-all.
9251 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9252 flag_loop_parallelize_all.
9253 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9254 * graphite.c (graphite_transform_loops): Same.
9256 * graphite-poly.c (apply_poly_transforms): Same.
9258 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9260 PR tree-optimization/40914
9261 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9262 if set, then check the delta field of the PMF record.
9263 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9264 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9265 call is stored in the delta.
9267 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9269 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9271 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9273 * config/i386/bsd.h (ASM_BYTE): New define.
9274 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9275 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9276 .byte. Use fputs or putc instead of fprintf where appropriate.
9277 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9278 fputs or putc instead of fprintf where appropriate.
9279 * config/i386/i386elf.h: Ditto.
9280 * config/i386/sysv4.h: Ditto.
9282 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9283 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9284 (*tls_global_dynamic_64): Ditto.
9286 2009-07-31 Christian Bruel <christian.bruel@st.com>
9288 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9290 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9292 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9293 Remove dead code for MINUS.
9295 2009-07-31 Anthony Green <green@moxielogic.com>
9297 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9299 (moxie_expand_epilogue): Ditto for epilogue.
9300 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9302 (moxie_function_arg): Ditto.
9303 (moxie_pass_by_reference): Ditto.
9304 (moxie_arg_partial_bytes): Ditto.
9305 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9306 (FUNCTION_ARG_ADVANCE) Ditto.
9307 (REG_PARM_STACK_SPACE) Ditto.
9308 (FUNCTION_ARG_REGNO_P) Dito.
9310 * config.gcc: Add moxie linux config support.
9311 * gcc/config/moxie/uclinux.h: New file.
9313 2009-07-31 DJ Delorie <dj@redhat.com>
9315 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9316 (UNSPECV_SP_SWITCH_E): New.
9317 (sp_switch_1): Change to an unspec.
9318 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9320 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9321 reference the new stack's address
9323 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9325 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9326 graphite-clast-to-gimple.o, graphite-dependences.o,
9327 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9328 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9329 (graphite-blocking.o,
9330 graphite-clast-to-gimple.o, graphite-dependences.o,
9331 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9332 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9333 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9334 * cfgloop.h (struct loop): Add can_be_parallel field.
9335 * common.opt (fgraphite-identity): Moved up.
9336 (fgraphite-force-parallel): New flag.
9337 * graphite.c: Rewrite.
9338 * graphite.h: Rewrite.
9339 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9341 * toplev.c (graphite_out_file): New file descriptor.
9342 (graphite_in_file): New.
9343 (process_options): flag_graphite_force_parallel cannot be used without
9345 * tree-ssa-loop.c: Include toplev.h.
9346 (gate_graphite_transforms): Enable flag_graphite for
9347 flag_graphite_force_parallel.
9349 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9351 * ChangeLog.graphite: New.
9352 * graphite-blocking.c: New.
9353 * graphite-clast-to-gimple.c: New.
9354 * graphite-clast-to-gimple.h: New.
9355 * graphite-dependences.c: New.
9356 * graphite-dependences.h: New.
9357 * graphite-interchange.c: New.
9358 * graphite-poly.c: New.
9359 * graphite-poly.h: New.
9360 * graphite-ppl.c: New.
9361 * graphite-ppl.h: New.
9362 * graphite-scop-detection.c: New.
9363 * graphite-scop-detection.h: New.
9364 * graphite-sese-to-poly.c: New.
9365 * graphite-sese-to-poly.h: New.
9369 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9371 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9372 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9374 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9376 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9377 (scev_is_linear_expression): Return false if the evolution is not
9378 affine multivariate.
9380 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9382 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9383 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9385 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9387 * tree-data-ref.c (debug_data_references): New.
9388 (debug_data_reference): New.
9389 * tree-data-ref.h (debug_data_references): Declared.
9390 (debug_data_reference): Declared.
9392 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9394 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9395 * tree-data-ref.h (scop_p): Removed.
9396 (struct data_reference): Remove field scop.
9398 (stmt_simple_memref_p): Removed.
9400 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9402 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9403 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9406 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9408 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9410 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9412 * doc/invoke.texi (-fgraphite-identity): Documented.
9414 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9416 * tree-scalar-evolution.c: Fix comment.
9417 (instantiate_scev_1): Return unknow from scev instantiation if the
9418 result is not above instantiate_below.
9420 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9422 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9423 static anymore. Instantiate the symbols that may have been introduced
9425 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9428 2009-07-30 DJ Delorie <dj@redhat.com>
9430 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9431 .vliw directive to VLIW sections.
9433 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9435 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9437 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9438 (AUTOHEADER): New variable.
9439 ($(srcdir)/cstamp-h.in): Use it.
9441 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9442 Pat Haugen <pthaugen@us.ibm.com>
9443 Revital Eres <ERES@il.ibm.com>
9445 * config/rs6000/vector.md (VEC_F): Add VSX support.
9449 (vector_load_<mode>): Ditto.
9450 (vector_store_<mode>): Ditto.
9451 (vector GPR move split): Ditto.
9452 (vec_reload_and_plus_<mptrsize>): Ditto.
9453 (vec_reload_and_reg_<mptrsize>): Ditto.
9454 (add<mode>3): Ditto.
9455 (sub<mode>3): Ditto.
9456 (mul<mode>3): Ditto.
9457 (neg<mode>2): Ditto.
9458 (abs<mode>2): Ditto.
9459 (smin<mode>3): Ditto.
9460 (smax<mode>3): Ditto.
9461 (vector_eq<mode>): Ditto.
9462 (vector_gt<mode>): Ditto.
9463 (vector_ge<mode>): Ditto.
9464 (vector_gtu<mode>): Ditto.
9465 (vector_select_<mode>_uns): Ditto.
9466 (vector_eq_<mode>_p): Ditto.
9467 (vector_gt_<mode>_p): Ditto.
9468 (vector_ge_<mode>_p): Ditto.
9469 (vector_gtu_<mode>_p): Ditto.
9470 (cr6_test_for_zero): Ditto.
9471 (cr6_test_for_zero_reverse): Ditto.
9472 (cr6_test_for_lt): Ditto.
9473 (cr6_test_for_lt_reverse): Ditto.
9474 (xor<mode>3): Ditto.
9475 (ior<mode>3): Ditto.
9476 (and<mode>3): Ditto.
9477 (one_cmpl<mode>2): Ditto.
9478 (nor<mode>2): Ditto.
9479 (andc<mode>2): Ditto.
9480 (float<VEC_int<mode>2): Ditto.
9481 (unsigned_float<VEC_int><mode>2): Ditto.
9482 (fix_trunc<mode><VEC_int>2): Ditto.
9483 (fixuns_trunc<mode><VEC_int>2): Ditto.
9485 (vec_set<mode>): Ditto.
9486 (vec_extract<mode>): Ditto.
9487 (vec_interleave_highv4sf): Ditto.
9488 (vec_interleave_lowv4sf): Ditto.
9489 (vec_realign_load_<mode>): Ditto.
9490 (vec_shl_<mode>): Ditto.
9491 (vec_shr_<mode>): Ditto.
9492 (div<mode>3): New patterns for VSX.
9493 (vec_interleave_highv2df): Ditto.
9494 (vec_interleave_lowv2df): Ditto.
9495 (vec_pack_trunc_v2df): Ditto.
9496 (vec_pack_sfix_trunc_v2df): Ditto.
9497 (vec_pack_ufix_trunc_v2df): Ditto.
9498 (vec_unpacks_hi_v4sf): Ditto.
9499 (vec_unpacks_lo_v4sf): Ditto.
9500 (vec_unpacks_float_hi_v4si): Ditto.
9501 (vec_unpacks_float_lo_v4si): Ditto.
9502 (vec_unpacku_float_hi_v4si): Ditto.
9503 (vec_unpacku_float_lo_v4si): Ditto.
9504 (movmisalign<mode>): Ditto.
9505 (vector_ceil<mode>2): New patterns for vectorizing math library.
9506 (vector_floor<mode>2): Ditto.
9507 (vector_btrunc<mode>2): Ditto.
9508 (vector_copysign<mode>3): Ditto.
9510 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9511 predicate for setting the high bit in each word, used for copysign.
9513 * config/rs6000/ppc-asm.h (f19): Whitespace.
9514 (f32-f63): Define if VSX.
9515 (v0-v31): Define if Altivec.
9516 (vs0-vs63): Define if VSX.
9518 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9520 * config/rs6000/power7.md: New file, provide tuning parameters for
9523 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9524 (rs6000_cpu_cpp_builtins): Ditto.
9525 (altivec_overloaded_builtins): Ditto.
9526 (altivec_resolve_overloaded_builtin): Ditto.
9528 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9529 debug switch to disable vectorizing simple math builtin
9532 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9533 Vectorize simple math builtin functions.
9534 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9535 hook to vectorize math builtins.
9536 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9537 (rs6000_builtin_conversion): Add VSX/power7 support.
9538 (rs6000_builtin_vec_perm): Ditto.
9539 (vsplits_constant): Add support for loading up a vector constant
9540 with just the high bit set in each part.
9541 (rs6000_expand_vector_init): Add VSX/power7 support.
9542 (rs6000_expand_vector_set): Ditto.
9543 (rs6000_expand_vector_extract): Ditto.
9544 (rs6000_emit_move): Ditto.
9545 (bdesc_3arg): Ditto.
9546 (bdesc_2arg): Ditto.
9547 (bdesc_1arg): Ditto.
9548 (rs6000_expand_ternop_builtin): Ditto.
9549 (altivec_expand_builtin): Ditto.
9550 (rs6000_expand_unop_builtin): Ditto.
9551 (rs6000_init_builtins): Ditto.
9552 (altivec_init_builtins): Ditto.
9553 (builtin_function_type): Ditto.
9554 (rs6000_common_init_builtins): Ditto.
9555 (rs6000_handle_altivec_attribute); Ditto.
9556 (rs6000_mangle_type): Ditto.
9557 (rs6000_vector_mode_supported_p): Ditto.
9558 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9561 * config/rs6000/vsx.md: New file for VSX support.
9563 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9564 identifing values with just the most significant bit set.
9565 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9566 vectorized builtins.
9568 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9569 (UNSPEC_VRFIM): Delete.
9570 (splitter for loading up vector with most significant bit): New
9571 splitter for vectorizing copysign.
9572 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9573 vectorizing simple math functions.
9574 (altivec_vrfip): Add support for vectorizing simple math functions.
9575 (altivec_vrfim): Ditto.
9576 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9578 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9579 (power7.md, vsx.md): Include for power7 support.
9580 (copysigndf3): Use VSX instructions if -mvsx.
9581 (negdf2_fpr): Ditto.
9582 (absdf2_fpr): Ditto.
9583 (nabsdf2_fpr): Ditto.
9584 (adddf3_fpr): Ditto.
9585 (subdf3_fpr): Ditto.
9586 (muldf3_fpr): Ditto.
9587 (divdf3_fpr): Ditto.
9588 (fix_truncdfdi2_fpr): Ditto.
9589 (cmpdf_internal1): Ditto.
9590 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9591 (btruncdf2, btruncdf2_fpr): Ditto.
9592 (ceildf2, ceildf2_fpr): Ditto.
9593 (floordf2, floordf2_fpr): Ditto.
9594 (floatdidf2, floatdidf2_fpr): Ditto.
9595 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9596 (fmsubdf4_fpr): Ditto.
9597 (fnmadddf4_fpr_1): Ditto.
9598 (fnmadddf4_fpr_2): Ditto.
9599 (fnmsubdf4_fpr_1): Ditto.
9600 (fnmsubdf4_fpr_2): Ditto.
9601 (fixuns_truncdfdi2): Add expander for VSX support.
9602 (fix_truncdfdi2): Ditto.
9603 (fix_truncdfsi2): Ditto.
9605 (btruncsf2): Whitespace.
9606 (movdf_hardfloat32): Add support for VSX registers.
9607 (movdf_softfloat32): Ditto.
9608 (movdf_hardfloat64): Ditto.
9609 (movdf_hardfloat64_mfpgpr): Ditto.
9610 (movdf_softfloat64): Ditto.
9611 (movti splitters): Add check for vector registers supporting
9612 TImode in the future.
9613 (bpermd): Add power7 bpermd instruction.
9615 * config/rs6000/altivec.h (vec_div): Define if VSX.
9619 (vec_nearbyint): Ditto.
9622 (all predicates): Use the generic builtin function, and not the V4SF
9623 specific function so that the predicates will work with VSX's V2DF.
9627 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9628 Document new VSX functions and types.
9630 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9633 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9634 "wa", and "j" constraints. Modify "v" to talk about Altivec
9635 instead of just vector.
9637 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9640 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9641 location for phi arguments.
9642 (rewrite_update_phi_arguments): Find locations for reaching defs.
9643 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9644 Add location to add_phi_arg calls.
9645 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9646 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9647 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9648 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9649 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9650 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9651 * tree-phinodes.c (make_phi_node): Initialize location.
9652 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9653 (add_phi_arg): Add location parameter.
9654 (remove_phi_arg_num): Move location when moving phi argument.
9655 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9657 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9658 slpeel_update_phi_nodes_for_guard1,
9659 slpeel_update_phi_nodes_for_guard2,
9660 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9661 vect_loop_versioning): Set locations.
9662 * tree-parloops.c (create_phi_for_local_result,
9663 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9664 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9665 * tree-vect-loop.c (get_initial_def_for_induction,
9666 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9668 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9669 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9670 (gimple_phi_arg_set_location): New. Set locus.
9671 (gimple_phi_arg_has_location): New. Check for locus.
9672 (redirect_edge_var_map_location): New. Return locus from var_map.
9673 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9674 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9675 combining PHI arguments.
9676 (cond_store_replacement): Set location.
9677 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9678 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9679 scop_add_exit_phis_edge): Add locations.
9680 * tree-cfgcleanup.c (remove_forwarder_block,
9681 remove_forwarder_block_with_phi): Add locations.
9682 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9683 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9685 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9686 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9687 flush_pending_stmts): Add source location.
9688 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9689 stack to preserve locations.
9690 * tree-vect-stmts.c (vectorizable_load): Add location.
9691 * tree-inline.c (copy_phis_for_bb): Copy locus.
9692 (setup_one_parameter): Add call locus to inlined parameter stmts.
9693 (initialize_inlined_parameters): Pass in call location as parameter
9695 (tree_function_versioning): Pass location to setup_one_parameter.
9696 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9697 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9698 copy and edge lists.
9699 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9700 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9701 locus parameter and override the stmt default if provided.
9702 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9703 elim_graph_add_edge, elim_graph_remove_succ_edge,
9704 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9705 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9706 eliminate_phi): Add locus info in elimination graph for each edge and
9708 (insert_backedge_copies): Copy locus if present.
9709 * tree-flow.h (struct _edge_var_map): Add locus field.
9710 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9711 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9712 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9714 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9716 2009-07-30 Martin Jambor <mjambor@suse.cz>
9718 PR tree-optimization/40570
9719 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9722 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9724 * ssa-loop-manip.c: Include langhooks.h.
9725 (rewrite_phi_with_iv): New.
9726 (rewrite_all_phi_nodes_with_iv): New.
9727 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9728 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9729 * tree-parloops.c (loop_parallel_p): Move out all conditions
9730 except dependency check.
9731 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9732 (gen_parallel_loop): Call canonicalize_loop_ivs without
9733 reduction_list argument.
9734 (build_new_reduction): New.
9735 (gather_scalar_reductions): New.
9736 (try_get_loop_niter): New.
9737 (try_create_reduction_list): New.
9738 (parallleize_loops): Change the parallel conditions check.
9739 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9740 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9742 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9744 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9746 * doc/options.texi (Option properties): Mention new quoting syntax.
9748 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9750 * config/alpha/alpha.c (alpha_start_function):
9751 Handle VMS_DEBUG_MAIN_POINTER
9752 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9753 * doc/invoke.texi: Document -mdebug-main switch.
9755 2009-07-29 Richard Henderson <rth@redhat.com>
9757 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9758 (cgraph_create_edge_including_clones): Likewise.
9759 * tree-inline.c (copy_bb): Operate on the correct edges
9760 when updating the callgraph.
9762 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9764 * config/alpha/vms-cc.c: Deleted.
9765 * config/alpha/vms-ld.c: Deleted.
9766 * config/alpha/t-vms64: Moved to config/vms
9767 * config/alpha/vms-crt0-64.c: Moved to config/vms
9768 * config/alpha/vms-crt0.c: Moved to config/vms
9769 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9770 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9771 * config/alpha/xm-vms.h: Moved to config/vms
9772 * config/alpha/x-vms: Moved to config/vms
9773 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9775 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9776 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9778 * config/vms/t-vms64: Moved here from config/alpha
9779 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9780 (argc,argv,envp): Enforce 32bit malloc'ing.
9781 * config/vms/vms-psxcrt0-64.c: Likewise.
9782 * config/vms/vms-crt0.c: Moved here from config/alpha.
9783 * config/vms/vms-psxcrt0.c: Likewise.
9784 * config/vms/vms-crtl-64.h: New file.
9785 * config/vms/vms-crtl.h: New file.
9786 * config/vms/vms.opt: New file.
9787 * config/vms/xm-vms64.h: New file.
9788 * config/vms/xm-vms.h: Moved here from config/alpha.
9789 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9791 * config/vms/x-vms: Moved here from config/alpha.
9792 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9793 (vms-ld.o, vms-cc.o): Removed.
9794 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9796 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9798 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9799 correct stack (obvious VMS fix).
9801 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9803 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9804 date, version info if VMS_DEBUGGING_INFO defined.
9805 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9806 size, date calculating code moved here.
9808 2009-07-29 Paul Brook <paul@codesourcery.com>
9810 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9813 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9816 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9817 to DImode when generating insq_le insn.
9819 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9821 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9822 New macro set for VMS_DEBUGGGING_INFO.
9823 (AT_string_form): Use it.
9825 2009-07-28 DJ Delorie <dj@redhat.com>
9827 * config/mep/mep.c (vtext_section): New.
9828 (vftext_section): New.
9829 (ftext_section): New.
9830 (mep_select_section): Add support for functions.
9831 (mep_unique_section): Likewise.
9832 (mep_asm_init_sections): Likewise.
9833 (mep_encode_section_info): Remove it from here.
9835 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9837 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9839 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9840 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9842 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9844 * dwarf2out.c (output_file_names): Test new macro
9845 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9846 (add_comp_dir_attribute): Likewise.
9848 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9850 * config/i386/mingw-w64.h (LINK_SPEC): Add
9851 separating space between commands.
9853 2009-07-28 Jan Hubicka <jh@suse.cz>
9855 PR tree-optimization/40759
9856 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9859 2009-07-27 DJ Delorie <dj@redhat.com>
9861 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9862 types are dword-aligned.
9863 (mep_expand_va_start): Likewise.
9865 2009-07-27 Olivier Hainque <hainque@adacore.com>
9866 Douglas B Rupp <rupp@gnat.com>
9868 * convert.c (convert_to_pointer): Don't assume the target
9869 pointer type is POINTER_SIZE long. Fetch its precision instead.
9871 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9873 * system.h (fopen): Undefine if macro.
9875 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9877 * dwarf2out.c (output_cfi_p): Removed.
9878 (output_cfis): New function.
9879 (output_fde): New function, split from output_call_frame_info.
9880 (output_call_frame_info): Use it.
9881 (dwarf2out_switch_text_section): Use output_cfis.
9883 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9885 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9886 TARGET_BI_ARCH is specified without enabling SJLJ.
9887 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9888 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9890 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9892 * arm.md (negdi2): Use DImode if forcing a value into a register.
9894 2009-07-26 Ira Rosen <irar@il.ibm.com>
9896 PR tree-optimization/40801
9897 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9898 of vector operand from the previous copy of vector statement.
9899 Pass the correct definition type value to
9900 vect_get_vec_def_for_stmt_copy().
9902 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9904 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9905 const char ** conversion.
9907 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9909 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9910 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9911 (gcc_unreachable): Invoke __builtin_unreachable() if
9912 !ENABLE_ASSERT_CHECKING.
9914 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9916 PR rtl-optimization/40445
9917 * emit-rtl.c (next_nonnote_insn_bb): New function.
9918 * rtl.h (next_nonnote_insn_bb): Declare new function.
9919 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9920 with no successors that is the successor of the ENTRY_BLOCK.
9921 Continue from the top after removing an empty fallthrough block.
9922 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9923 of next_nonnote_insn.
9925 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9927 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9929 2009-07-25 Martin Jambor <mjambor@suse.cz>
9931 * c-common.c (c_common_attribute_table): New element for noclone.
9932 (handle_noclone_attribute): New function. Forward-declare.
9933 * tree-inline.c (tree_versionable_function_p): Check for noclone
9935 * doc/extend.texi (Labels as Values): Document need for noclone.
9936 (Function Attributes): Document noclone attribute.
9938 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9940 PR rtl-optimization/34999
9941 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9942 and dw_fde_switched_cold_to_hot fields.
9943 (output_cfi_p): New function.
9944 (output_call_frame_info): If fde->dw_fde_switched_sections,
9945 output 2 FDEs instead of one with corrupted header.
9946 (dwarf2out_do_cfi_startproc): New function.
9947 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9948 and fde->dw_fde_switched_cold_to_hot.
9949 (dwarf2out_switch_text_section): Compute
9950 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9951 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9952 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9953 Otherwise, compute fde->dw_fde_switch_cfi.
9955 2009-07-24 Cary Coutant <ccoutant@google.com>
9957 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9959 2009-07-24 Cary Coutant <ccoutant@google.com>
9961 * cfghooks.c (split_block): Copy discriminator to new block.
9962 * tree-cfg.c (assign_discriminator): Check location of last
9963 instruction in block as well as first.
9965 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9967 * config/i386/linux.c: Use fputs or putc instead of fprintf
9969 * config/i386/gas.h: Ditto.
9970 * config/i386/x86-64.h: Ditto.
9971 * config/i386/att.h: Ditto.
9973 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9975 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9978 2009-07-24 Martin Jambor <mjambor@suse.cz>
9980 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9981 (ipa_push_func_to_list_1): Declare.
9982 (ipa_push_func_to_list): New function.
9984 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9985 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9986 (ipa_push_func_to_list): Removed.
9987 (ipa_pop_func_from_list): Clear node_enqueued flag.
9989 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9991 * config/s390/s390.c (override_options): Default
9992 max-unrolled-insns to 100 for z10 tuning.
9994 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9996 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9997 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9998 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9999 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10000 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10001 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10002 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10004 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10006 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10007 use default set in mingw32.h header.
10008 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10009 64-bit /mingw/include path.
10010 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10013 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10015 PR rtl-optimization/40209
10016 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10018 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10020 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10021 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10022 with the rest of string where appropriate. Use fputs or putc
10023 instead of fprintf where appropriate.
10025 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10026 Pat Haugen <pthaugen@us.ibm.com>
10027 Revital Eres <ERES@il.ibm.com>
10029 * config/rs6000/vector.md: New file. Move most of the vector
10030 expander support here from altivec.md to allow for the VSX vector
10031 unit in the future. Add support for secondary_reload patterns.
10032 Rewrite the patterns for vector comparison, and vector comparison
10033 predicate instructions so that the RTL expresses the desired
10034 behavior, instead of using unspec.
10036 * config/rs6000/constraints.md ("f" constraint): Use
10037 rs6000_constraints to hold the precalculated register class.
10038 ("d" constraint): Ditto.
10039 ("wd" constraint): New constraint for VSX.
10040 ("wf" constraint): Ditto.
10041 ("ws" constraint): Ditto.
10042 ("wa" constraint): Ditto.
10043 ("wZ" constraint): Ditto.
10044 ("j" constraint): Ditto.
10046 * config/rs6000/predicates.md (vsx_register_operand): New
10048 (vfloat_operand): New predicate for vector.md.
10049 (vint_operand): Ditto.
10050 (vlogical_operand): Ditto.
10051 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10052 (easy_vector_constant): Add VSX support.
10053 (altivec_indexed_or_indirect_operand): New predicate for
10054 recognizing Altivec style memory references with AND -16.
10056 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10057 for vector secondary reload support.
10058 (rs6000_vector_reg_class): Delete, replacing it with
10059 rs6000_constraints.
10060 (rs6000_vsx_reg_class): Ditto.
10061 (rs6000_constraints): New array to hold the register classes of
10062 each of the register constraints that can vary at runtime.
10063 (builtin_mode_to_type): New static array for builtin function type
10065 (builtin_hash_table): New static hash table for builtin function
10067 (TARGET_SECONDARY_RELOAD): Define target hook.
10068 (TARGET_IRA_COVER_CLASSES): Ditto.
10069 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10070 registers are 128 bits if VSX memory reference instructions are used.
10071 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10072 unit is being used.
10073 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10074 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10075 Print several of the scheduling related parameters.
10076 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10077 rs6000_constraints instead of rs6000_vector_reg_class. Move
10078 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10079 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10080 Altivec. Add VSX support. Setup for secondary reload support on
10081 Altivec/VSX registers.
10082 (rs6000_override_options): Make power7 set the scheduling groups
10083 like the power5. Add support for new debug switches to override
10084 the scheduling defaults. Temporarily disable -mcpu=power7 from
10085 setting -mvsx. Add support for debug switches -malways-hint,
10086 -msched-groups, and -malign-branch-targets.
10087 (rs6000_buitlin_conversion): Add support for returning unsigned
10088 vector conversion functions to fix regressions due to stricter
10090 (rs6000_builtin_mul_widen_even): Ditto.
10091 (rs6000_builtin_mul_widen_odd): Ditto.
10092 (rs6000_builtin_vec_perm): Ditto.
10093 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10094 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10095 to zero a register.
10096 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10097 generated upstream.
10098 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10099 VSX types for bit operations. Changes to accomidate vector.md.
10100 (bdesc_2arg): Ditto.
10101 (bdesc_1arg): Ditto.
10102 (struct builtin_description_predicates): Rewrite predicate
10103 handling so that RTL describes the operation, instead of passing
10104 the instruction to be used as a string argument.
10105 (bdesc_altivec_preds): Ditto.
10106 (altivec_expand_predicate_builtin): Ditto.
10107 (altivec_expand_builtin): Ditto.
10108 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10109 statement for vsldoi support.
10110 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10111 (altivec_expand_st_builtin): Ditto.
10112 (paired_expand_builtin): Whitespace changes.
10113 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10114 builtin_mode_to_type table for secondary reload. Call
10115 builtin_function_type to build random builtin functions.
10116 (altivec_init_builtins): Change to use builtin_function_type to
10117 create builtin function types dynamically as we need them.
10118 (builtin_hash_function): New support for hashing the tree types
10119 for builtin function as we need it, rather than trying to build
10120 all of the trees that we need. Add initial preliminary VSX support.
10121 (builtin_function_type): Ditto.
10122 (builtin_function_eq): Ditto.
10123 (builtin_hash_struct): Ditto.
10124 (rs6000_init_builtins): Ditto.
10125 (rs6000_common_init_builtins): Ditto.
10126 (altivec_init_builtins): Ditto.
10127 (rs6000_common_init_builtins): Ditto.
10128 (enum reload_reg_type): New enum for simplifing reg classes.
10129 (rs6000_reload_register_type): Simplify register classes into GPR,
10130 Vector, and other registers. Altivec and VSX addresses in reload.
10131 (rs6000_secondary_reload_inner): Ditto.
10132 (rs6000_ira_cover_classes): New target hook, that returns the
10133 appropriate cover classes, based on -mvsx being used or not.
10134 (rs6000_secondary_reload_class): Add VSX support.
10135 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10136 (get_vsel_insn): Ditto.
10137 (rs6000_emit_vector_compare): Rewrite vector conditional support
10138 so that where we can, we use RTL operators, instead of blindly use
10140 (rs6000_emit_vector_select): Ditto.
10141 (rs6000_emit_vector_cond_expr): Ditto.
10142 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10143 (create_TOC_reference): Add -mdebug=addr support.
10144 (emit_frame_save): VSX loads/stores need register indexed addressing.
10146 * config/rs6000/rs6000.md: Include vector.md.
10148 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10150 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10151 support for V2DI, V2DF in logical, permute, select operations.
10153 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10154 switch for vsx/power7.
10155 (-mvsx-scalar-memory): Ditto.
10156 (-mvsx-align-128): Ditto.
10157 (-mallow-movmisalign): Ditto.
10158 (-mallow-df-permute): Ditto.
10159 (-msched-groups): Ditto.
10160 (-malways-hint): Ditto.
10161 (-malign-branch-targets): Ditto.
10163 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10165 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10166 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10167 (rs6000_vector_reg_class): Delete.
10168 (rs6000_vsx_reg_class): Ditto.
10169 (enum rs6000_reg_class_enum): New enum for the constraints that
10170 vary based on target switches.
10171 (rs6000_constraints): New array to hold the register class for all
10172 of the register constraints that vary based on the switches used.
10173 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10174 (enum rs6000_builtins): Add unsigned varients for the builtin
10175 declarations returned by target hooks for expanding multiplies,
10176 select, and permute operations. Add VSX builtins.
10177 (enum rs6000_builtin_type_index): Add entries for VSX.
10178 (V2DI_type_node): Ditto.
10179 (V2DF_type_node): Ditto.
10180 (unsigned_V2DI_type_node): Ditto.
10181 (bool_long_type_node): Ditto.
10182 (intDI_type_internal_node): Ditto.
10183 (uintDI_type_internal_node): Ditto.
10184 (double_type_internal_node): Ditto.
10186 * config/rs6000/altivec.md (whole file): Move all expanders to
10187 vector.md from altivec.md. Rename insn matching functions to be
10189 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10190 (altivec_vcmp*): Ditto.
10191 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10192 (VM): New iterator for moves that includes the VSX types.
10193 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10194 (altivec_vperm_<mode>_uns): New, for unsigned types.
10195 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10196 (altivec_eq<mode>): Ditto.
10197 (altivec_gt<mode>): Ditto.
10198 (altivec_gtu<mode>): Ditto.
10199 (altivec_eqv4sf): Ditto.
10200 (altivec_gev4sf): Ditto.
10201 (altivec_gtv4sf): Ditto.
10202 (altivec_vcmpbfp_p): Ditto.
10204 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10206 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10209 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10212 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10213 ASM_SHORT instead of .word.
10214 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10215 instead of .word in asm template.
10217 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10220 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10221 (process_bb_node_lives): Use it.
10223 * ira.c (setup_cover_and_important_classes): Don't setup
10224 ira_important_class_nums. Add cover classes to the end of
10226 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10228 (find_reg_class_closure): Use reorder_important_classes.
10230 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10232 * config/i386/i386.c (i386_ira_cover_classes): New function.
10233 (TARGET_IRA_COVER_CLASSES): Redefine.
10235 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10236 importance of order of cover classes in the array.
10238 2009-07-22 Diego Novillo <dnovillo@google.com>
10240 * tree-pass.h (TDF_EH): Define.
10241 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10242 contains TDF_EH, print the EH region number holding GS.
10243 * tree-dump.c (dump_options): Add "eh".
10244 * doc/invoke.texi: Document it.
10246 2009-07-22 Doug Kwan <dougkwan@google.com>
10248 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10250 2009-07-22 Michael Matz <matz@suse.de>
10252 PR tree-optimization/35229
10253 PR tree-optimization/39300
10255 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10256 (inhibit_phi_insertion): New function.
10257 (insert_into_preds_of_block): Call it for REFERENCEs.
10258 (init_pre): Initialize and finalize scalar evolutions.
10259 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10261 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10263 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10264 Use CONST_VECTOR_NUNITS to determine number of elements.
10266 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10268 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10269 (U, W): Constraints are now deprecated and will be removed if we
10270 run out of letters.
10271 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10273 ("prefetch"): Add the stcmh instruction for prefetching.
10274 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10276 (s390_short_displacement): Return always true if compiling for
10277 machines not providing the long displacement facility.
10278 (s390_mem_constraint): Support the new constraint letter Z.
10279 (s390_check_qrst_address): New function.
10281 2009-07-21 DJ Delorie <dj@redhat.com>
10283 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10286 2009-07-21 Jason Merrill <jason@redhat.com>
10288 * c-common.c (max_tinst_depth): Increase default to 1024.
10290 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10292 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10293 (vec_unpacku_float_lo_v4si): Ditto.
10295 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10298 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10299 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10300 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10301 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10303 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10305 PR tree-optimization/40813
10306 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10309 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10311 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10312 with a NOP_EXPR if needed.
10314 2009-07-21 Paul Brook <paul@codesourcery.com>
10316 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10317 Terminate debug dump with newline.
10319 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10321 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10322 Cast "1" to unsigned HOST_WIDE_INT.
10323 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10324 deposit length to the maximum length - lsb. Extend length if
10325 HOST_BITS_PER_WIDE_INT is 32.
10327 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10329 * cgraph.h (constant_pool_htab): New function.
10330 (constant_descriptor_tree): Move from varasm.c.
10331 * varasm.c (constant_pool_htab): New function.
10332 (constant_descriptor_tree): Move to cgraph.h.
10334 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10336 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10338 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10340 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10343 2009-07-20 Xinliang David Li <davidxl@google.com>
10345 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10347 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10349 * config/mips/mips.md (move_type): Add arith.
10350 (type): Handle arith.
10351 (zero_extendsidi2): Rename this into ...
10352 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10353 (zero_extendsidi2): New expander.
10354 (*zero_extendsidi2_dext): New pattern.
10356 2009-07-20 Nick Clifton <nickc@redhat.com>
10358 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10359 to set MIPS_ABI_DEFAULT.
10360 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10362 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10364 * tree-object-size.c (addr_object_size): Handle unions with
10365 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10367 PR tree-optimization/40792
10368 * tree.c (build_function_type_skip_args): Remove bogus assert.
10370 2009-07-20 Jan Hubicka <jh@suse.cz>
10371 Martin Jambor <mjambor@suse.cz>
10373 * cgraph.h (combined_args_to_skip): New field.
10374 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10375 combined_args_to_skip and args_to_skip.
10376 * tree-inline.c (update_clone_info): New function.
10377 (tree_function_versioning): Call update_clone_info.
10378 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10380 (cgraph_materialize_all_clones): More extensive dumping, working
10381 with combined_args_to_skip rather than args_to_skip.
10383 2009-07-20 Ira Rosen <irar@il.ibm.com>
10385 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10386 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10387 (get_initial_def_for_reduction): Likewise.
10388 (vectorizable_reduction): Skip the check of first operand in case
10389 of COND_EXPR. Add check that it is outer loop vectorization if
10390 nested cycle was detected. Call vectorizable_condition() for
10391 COND_EXPR. If reduction epilogue cannot be created do not fail for
10392 nested cycles (if it is not double reduction). Assert that there
10393 is only one type in the loop in case of COND_EXPR. Call
10394 vectorizable_condition() to vectorize COND_EXPR.
10395 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10396 Add parameters. Allow nested cycles if called from
10397 vectorizable_reduction(). Use reduction vector variable if provided.
10398 (vect_analyze_stmt): Call vectorizable_reduction() before
10399 vectorizable_condition().
10400 (vect_transform_stmt): Update call to vectorizable_condition().
10402 2009-07-20 Christian Bruel <christian.bruel@st.com>
10404 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10405 * doc/invoke.texi (-mfmovd): Likewise.
10406 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10408 2009-07-20 Jan Hubicka <jh@suse.cz>
10410 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10411 when handling SSA name.
10413 2009-07-19 Jan Hubicka <jh@suse.cz>
10415 PR tree-optimization/40676
10416 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10417 virtual PHIs in empty BBs.
10419 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10421 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10422 re-expanded the compound use gen_lowpart instead to convert to the
10425 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10427 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10428 OUTER_CONST arguments.
10429 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10430 the new wider mode will be masked off.
10431 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10433 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10435 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10436 high-order bits are zero.
10438 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10440 * combine.c (simplify_shift_const_1): Split code to determine
10441 shift_mode into ...
10442 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10443 new bits shifted in are identical to the old sign bit.
10445 2009-07-18 Richard Guenther <rguenther@suse.de>
10448 * gimplify.c (gimplify_call_expr): Reject code using results from
10449 functions returning void.
10451 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10453 * doc/md.texi: Document the new PowerPC "es" constraint.
10454 Document that "m" can include automodified addresses on this target,
10455 and explain how %U must be used. Extend the "Q" and "Z" documentation
10456 to suggest "es" as well as "m".
10457 * config/rs6000/constraints.md (es): New memory constraint.
10458 (Q, Z): Update strings to match new documentation.
10460 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10462 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10463 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10464 * config/rs6000/predicates.md (volatile_mem_operand): Use
10465 offsettable_nonstrict_memref_p.
10466 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10467 (*floatunssidf2_internal): Likewise.
10468 (*fix_truncdfsi2_internal): Likewise.
10469 (*fix_trunctfsi2_internal): Likewise.
10471 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10473 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10474 atmega32u2 devices.
10475 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10477 2009-07-17 Richard Guenther <rguenther@suse.de>
10480 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10481 (pass_warn_unused_result): Likewise.
10482 (TODO_set_props): Remove.
10483 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10485 (pass_diagnose_omp_blocks): Define.
10486 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10487 (c_gimple_diagnostics_recursively): Remove.
10488 (finish_function): Do not call it.
10489 (c_write_global_declarations): Continue after errors.
10490 Finalize the CU here.
10491 * c-gimplify.c (c_genericize): Do not gimplify here.
10492 * c-common.c (c_warn_unused_result): Move ...
10493 * tree-cfg.c (do_warn_unused_result): ... here.
10494 (run_warn_unused_result): New function.
10495 (gate_warn_unused_result): New function.
10496 (pass_warn_unused_result): New pass.
10497 * c-common.h (c_warn_unused_result): Remove.
10498 * flags.h (flag_warn_unused_result): Declare.
10499 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10500 * opts.c (flag_warn_unused_result): Initialize to false.
10501 * toplev.c (compile_file): Add comment.
10502 * omp-low.c (create_omp_child_function): Do not register
10503 the function with the frontend.
10504 (diagnose_omp_structured_block_errors): Prepare to be
10505 called as optimization pass.
10506 (gate_diagnose_omp_blocks): New function.
10507 (pass_diagnose_omp_blocks): New pass.
10508 * cgraph.h (cgraph_optimize): Remove.
10509 (cgraph_analyze_function): Likewise.
10510 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10511 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10512 before their parents here.
10513 (cgraph_finalize_function): Not here.
10514 (cgraph_analyze_function): Gimplify functions here.
10515 (cgraph_finalize_compilation_unit): Continue after errors.
10516 Optimize the callgraph from here.
10517 (cgraph_optimize): Make static.
10518 * langhooks.c (write_global_declarations): Finalize the CU.
10519 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10520 (gimplify_function_tree): Assert we gimplify only once.
10521 Set PROP_gimple_any property.
10522 * tree-nested.c (gimplify_all_functions): New function.
10523 (lower_nested_functions): Gimplify all nested functions.
10524 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10525 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10526 and pass_diagnose_omp_blocks after gimplification. Do not
10527 set TODO_set_props on all_lowering_passes.
10528 (execute_one_pass): Do not handle TODO_set_props.
10529 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10530 (gimplify.o): Add tree-pass.h dependency.
10531 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10532 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10533 (unsave_r): Likewise.
10534 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10535 temporary variable.
10537 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10539 * doc/service.texi (Service): Restore previously removed link,
10540 which isn't broken after all.
10542 2009-07-17 Richard Guenther <rguenther@suse.de>
10544 PR tree-optimization/40321
10545 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10546 PHI nodes to the maximal set.
10547 (make_values_for_phi): Add PHI arguments to the maximal set.
10548 (execute_pre): Dump PHI_GEN and the maximal set.
10550 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10553 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10556 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10558 * doc/extend.texi (Nested Functions): Replace broken link with
10560 * doc/service.texi (Service): Remove broken link.
10562 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10565 * builtins.c (expand_builtin_memcmp): Use loc instead of
10566 EXPR_LOCATION (exp).
10567 (expand_builtin_strncmp): Likewise.
10569 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10570 Manuel López-Ibáñez <manu@gcc.gnu.org>
10573 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10574 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10575 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10576 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10577 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10578 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10579 tree-inline.c, c-common.c, c-common.h, gimple.c,
10580 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10581 convert.c: Add location argument to fold_{unary,binary,ternary},
10582 fold_build[123], build_call_expr, build_size_arg,
10583 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10584 fold_build1_initializer, fold_build2_initializer,
10585 fold_build3_initializer, fold_build_call_array,
10586 fold_build_call_array_initializer, fold_single_bit_test,
10587 omit_one_operand, omit_two_operands, invert_truthvalue,
10588 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10589 combine_comparisons, fold_builtin_*, fold_call_expr,
10590 build_range_check, maybe_fold_offset_to_address, round_up,
10593 2009-07-16 Jason Merrill <jason@redhat.com>
10596 * c-common.c (c_common_reswords): Add __is_standard_layout
10598 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10599 * doc/implement-cxx.texi: New.
10600 * doc/gcc.texi: Include it.
10602 2009-07-16 DJ Delorie <dj@redhat.com>
10604 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10605 compares that may be indirectly affected by previous instructions.
10607 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10609 * builtins.c (do_mpc_arg2): New.
10610 (fold_builtin_2): Fold builtin cpow.
10611 * real.h (HAVE_mpc_pow): New.
10613 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10615 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10616 comparison to skip unprofitable schedule
10618 2009-07-16 Simon Baldwin <simonb@google.com>
10620 * gcc.c (option_map): New flag -no-canonical-prefixes.
10621 * (display_help): Print help text for new flag.
10622 * (process_command): Move options translation and language specifics
10623 and handle new flag early. Use it to set a function pointer to a
10624 prefix builder. Replace make_relative_prefix calls with calls to
10625 the function pointed to. Ignore new flag in regular options handling.
10626 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10628 2009-07-15 DJ Delorie <dj@redhat.com>
10630 * config/mep/mep.md (sibcall_internal): Change register to avoid
10631 argument registers.
10632 (sibcall_value_internal): Likewise.
10634 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10636 PR rtl-optimization/40710
10637 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10639 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10641 * config/mips/mips.md (*extenddi_truncate<mode>,
10642 *extendsi_truncate<mode>): Change type attribute to move_type
10643 with shift_shift. Split out code handling exts from here ...
10644 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10646 (*extendhi_truncateqi): Change type attribute to move_type with
10647 shift_shift. Split out code handling exts from here ...
10648 (*extendhi_truncateqi_exts): ... to this new pattern.
10650 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10652 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10653 instead of "and" with inverted sign bit mask value. Use
10654 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10655 Allocate registers only for operand 4 and operand 5.
10657 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10659 PR middle-end/40747
10660 * fold-const.c (fold_cond_expr_with_comparison): When folding
10661 < and <= to MIN, make sure the MIN uses the same type as the
10662 comparison's operands.
10664 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10666 * arm.md (ior_xor): New code iterator.
10667 (split for ior/xor with shift and zero-extend): New split pattern.
10668 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10670 2009-07-15 Richard Guenther <rguenther@suse.de>
10672 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10675 2009-07-15 Richard Guenther <rguenther@suse.de>
10677 PR middle-end/40753
10678 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10680 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10682 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10683 handle 2.6.30 kernel.
10685 2009-07-15 DJ Delorie <dj@redhat.com>
10687 * config/mep/mep.md (sibcall_internal): Change register to allow
10688 for 24-bit addresses.
10689 (sibcall_value_internal): Likewise.
10691 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10693 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10694 that are enabled/disabled by the flags introduced by a previous patch.
10696 2009-07-14 DJ Delorie <dj@redhat.com>
10698 * config/mep/mep.md (sibcall_internal): Include non-toggling
10700 (sibcall_value_internal): Likewise.
10702 2009-07-14 Taras Glek <tglek@mozilla.com>
10703 Rafael Espindola <espindola@google.com>
10705 * doc/sourcebuild.texi: Document install-plugin target.
10706 * configure.ac: Added install-plugin target to language makefiles.
10707 * configure: Regenerate.
10708 * Makefile.in: (install-plugin): Install more headers,
10709 depend on lang.install-plugin.
10711 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10713 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10716 2009-07-14 DJ Delorie <dj@redhat.com>
10718 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10719 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10720 * config/mep/mep.md (sibcall_internal): Change test from
10721 mep_vliw_mode_match to mep_vliw_jmp_match.
10722 (sibcall_value_internal): Likewise.
10724 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10726 * config/i386/sse.md (copysign<mode>3): New expander.
10727 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10728 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10729 Use ix86_build_const_vector.
10730 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10731 IX86_BUILTIN_CPYSGNPD.
10732 (builtin_description): Add __builtin_ia32_copysignps and
10733 __builtin_ia32_copysignpd.
10734 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10735 and BUILT_IN_COPYSIGNF.
10737 2009-07-13 Jason Merrill <jason@redhat.com>
10739 * builtins.c (can_trust_pointer_alignment): New fn.
10740 (get_pointer_alignment): Factor it out from here.
10741 * tree.h: Declare it.
10743 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10745 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10748 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10752 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10754 2009-07-14 Richard Guenther <rguenther@suse.de>
10755 Andrey Belevantsev <abel@ispras.ru>
10757 PR middle-end/40745
10758 * cfgexpand.c (partition_stack_vars): Do not bother to update
10759 alias information when not optimizing.
10761 2009-07-14 Richard Guenther <rguenther@suse.de>
10762 Andrey Belevantsev <abel@ispras.ru>
10764 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10765 (pt_solution_set): Likewise.
10766 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10767 * tree-ssa-structalias.c (pt_solution_set): New function.
10768 * final.c (rest_of_clean_state): Free SSA data structures.
10769 * print-rtl.c (print_decl_name): Remove.
10770 (print_mem_expr): Implement in terms of print_generic_expr.
10771 * alias.c (ao_ref_from_mem): New function.
10772 (rtx_refs_may_alias_p): Likewise.
10773 (true_dependence): Query alias-export info.
10774 (canon_true_dependence): Likewise.
10775 (write_dependence_p): Likewise.
10776 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10778 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10779 (mem_expr_equal_p): Use operand_equal_p.
10780 (set_mem_attributes_minus_bitpos): Do not use
10781 component_ref_for_mem_expr.
10782 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10783 (update_alias_info_with_stack_vars): Likewise.
10784 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10785 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10786 explicitly nor clear stmt operands.
10787 Free the decl-to-pointer map.
10788 * tree-optimize.c (execute_free_datastructures): Do not free
10789 SSA data structures here.
10790 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10791 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10792 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10794 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10796 2009-07-13 DJ Delorie <dj@redhat.com>
10798 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10799 unrolling at the right iteration count.
10801 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10804 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10806 * haifa-sched.c (rank_for_schedule): Introduced flags to
10807 enable/disable individual scheduling heuristics.
10808 * common.opt: Introduced flags to enable/disable individual
10809 heuristics in the scheduler.
10810 * doc/invoke.texi: Introduced flags to enable/disable individual
10811 heuristics in the scheduler.
10813 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10815 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10816 config/i386/mingw-tls.c.
10817 * config/i386/mingw-tls.c: Removed.
10819 2009-07-13 Ira Rosen <irar@il.ibm.com>
10821 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10822 checks access only relevant statements.
10823 (vectorizable_reduction): Likewise.
10825 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10827 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10828 just for 32-bit case.
10830 2009-07-12 Jan Hubicka <jh@suse.cz>
10832 PR tree-optimization/40585
10833 * except.c (expand_resx_expr): When there already is resume
10834 instruction, produce linked list.
10835 (build_post_landing_pads): Assert that resume is empty.
10836 (connect_post_landing_pads): Handle resume lists.
10837 (dump_eh_tree): Dump resume list.
10839 2009-07-12 Ira Rosen <irar@il.ibm.com>
10841 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10842 with additional argument.
10843 * tree-vectorizer.h (enum vect_def_type): Add
10844 vect_double_reduction_def.
10845 (vect_is_simple_reduction): Add argument.
10846 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10848 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10849 vect_is_simple_reduction with additional argument.
10850 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10852 (reduction_code_for_scalar_code): Handle additional codes by
10853 returning ERROR_MARK for them. Fix comment and indentation.
10854 (vect_is_simple_reduction): Fix comment, add argument to specify
10855 double reduction. Detect double reduction.
10856 (get_initial_def_for_induction): Fix indentation.
10857 (get_initial_def_for_reduction): Fix comment and indentation.
10858 Handle double reduction. Create initial definitions that do not
10859 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10860 (vect_create_epilog_for_reduction): Fix comment, add argument to
10861 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10862 epilogue result extraction. Create double reduction phi node and
10863 replace relevant uses.
10864 (vectorizable_reduction): Call vect_is_simple_reduction with
10865 additional argument. Fix indentation. Update epilogue code treatment
10866 according to the changes in reduction_code_for_scalar_code. Check
10867 for double reduction. Call vect_create_epilog_for_reduction with
10868 additional argument.
10869 * tree-vect-stmts.c (process_use): Handle double reduction, update
10871 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10872 (vect_get_vec_def_for_operand): Likewise.
10874 2009-07-12 Danny Smith <dansmister@gmail.com>
10876 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10877 dllexport if !TREE_PUBLIC.
10878 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10880 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10882 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10883 (avr_extra_arch_macro) Remove declatation.
10884 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10885 (avr_extra_arch_macro) Declare as static.
10886 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10888 2009-07-11 Jan Hubicka <jh@suse.cz>
10890 PR middle-end/48388
10891 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10893 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10896 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10897 cold_in_std_section bits.
10898 (dwarf2out_begin_prologue): Initialize them.
10899 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10900 if already covered by text_section or cold_text_section range.
10902 PR rtl-optimization/40667
10903 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10904 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10905 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10906 * config/i386/i386.c (ix86_minimum_alignment): New function.
10907 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10908 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10909 * emit-rtl.c (gen_reg_rtx): Likewise.
10910 * function.c (assign_parms): Likewise. If nominal_type needs
10911 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10912 rather than passed_type's alignment.
10915 * function.c (assign_parm_setup_stack): Adjust
10916 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10917 from nominal_mode on big endian.
10919 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10921 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10923 2009-07-10 DJ Delorie <dj@redhat.com>
10925 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10927 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10929 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10931 (thumb2_cbnz): Likewise.
10933 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10936 * config.gcc (supported_defaults): Add synci.
10937 (with_synci): Add validation.
10938 (all_defaults): Add synci.
10939 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10942 * config/mips/mips.opt (msynci): New option.
10943 * config/mips/mips.c (mips_override_options): Warn on use of
10944 -msynci for targets that do now support it.
10945 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10947 * gcc/doc/invoke.texi (-msynci): Document the new option.
10948 * doc/install.texi (--with-synci): Document the new option.
10950 2009-07-10 Richard Guenther <rguenther@suse.de>
10952 PR tree-optimization/40496
10953 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10954 the PHI result with a compatible type.
10956 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10960 * c.opt (Wunused-result): New.
10961 * doc/invoke.texi: Document it.
10962 * c-common.c (c_warn_unused_result): Use it.
10964 2009-07-09 DJ Delorie <dj@redhat.com>
10966 * targhooks.c (default_target_can_inline_p): Rename from
10967 default_target_option_can_inline_p.
10968 * targhooks.h (default_target_can_inline_p): Likewise.
10969 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10970 TARGET_OPTION_CAN_INLINE_P.
10971 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10972 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10973 (mep_target_can_inline_p): Rename from
10974 mep_target_option_can_inline_p.
10977 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10978 registers used to pass vectors.
10980 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10982 2009-07-09 Tom Tromey <tromey@redhat.com>
10984 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10985 * config/mmix/mmix.c: Include dwarf2.h.
10986 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10987 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10988 * config/sh/sh.c: Include dwarf2.h.
10989 * config/i386/i386.c: Include dwarf2.h.
10990 * Makefile.in (DWARF2_H): Remove 'elf'.
10991 * except.c: Include dwarf2.h.
10992 * unwind-dw2.c: Include dwarf2.h.
10993 * dwarf2out.c: Include dwarf2.h.
10994 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10995 * unwind-dw2-fde.c: Include dwarf2.h.
10996 * dwarf2asm.c: Include dwarf2.h.
10998 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11000 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11001 (max_issue): Use it.
11002 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11004 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11005 (region_sched_info): Update.
11006 * sched-ebb.c (ebb_sched_info): Update.
11007 * modulo-sched.c (sms_sched_info): Update.
11008 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11010 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11012 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11014 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11016 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11018 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11020 PR middle-end/40692
11021 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11022 arg1 with arg01 if arg1 is already INTEGER_CST.
11024 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11026 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11027 Transform (and (truncate)) into (truncate (and)).
11029 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11031 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11032 creating LHS paradoxical subregs. Fix surrounding returns to
11033 use NULL_RTX rather than 0.
11035 2009-07-08 DJ Delorie <dj@redhat.com>
11037 * config/mep/mep.c: (mep_option_can_inline_p): New.
11038 (TARGET_OPTION_CAN_INLINE_P): Define.
11040 2009-07-08 Mark Wielaard <mjw@redhat.com>
11043 * dwarf2out.c (add_data_member_location_attribute): When we have
11044 only a constant offset don't emit a new location description using
11045 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11048 2009-07-08 Richard Henderson <rth@redhat.com>
11051 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11052 (enum reg_class): Add CLOBBERED_REGS.
11053 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11054 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11055 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11056 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11057 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11058 force 64-bit sibcalls into R11.
11059 * config/i386/constraints.md (U): New constraint.
11060 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11061 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11062 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11064 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11066 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11068 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11069 * ebitmap.h (dump_ebitmap): Ditto.
11070 * optabs.h (optab_libfunc): Ditto.
11071 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11072 * tree-flow.h (vect_can_force_dr_alignment_p,
11073 get_vectype_for_scalar_type): Ditto.
11074 (vectorize_loops): Move prototype to ...
11075 * tree-vectorizer.h: ... here. Also, adjust comment.
11076 (vect_set_verbosity_level): Remove duplicate prototype.
11077 * tree-ssa-loop.c: Include tree-vectorizer.h.
11078 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11080 2009-07-08 Nick Clifton <nickc@redhat.com>
11082 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11085 2009-07-08 DJ Delorie <dj@redhat.com>
11087 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11088 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11089 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11091 * config/mep/intrinsics.md: Regenerated.
11092 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11093 registers when asm() or calls are detected.
11095 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11098 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11100 * gimple (gimple_build_call_from_tree): Likewise.
11101 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11102 no_warning flag before warning.
11104 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11106 * tree.c (set_expr_locus): Remove.
11107 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11108 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11110 * gimplify.c (internal_get_tmp_var): Likewise.
11111 (gimplify_call_expr): Likewise.
11112 (gimplify_one_sizepos): Likewise.
11114 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11117 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11118 to variables for debugging purposes.
11120 2009-06-23 Mark Loeser <mark@halcy0n.com>
11123 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11125 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11127 * pretty-print.c (pp_base_format): Remove %J.
11128 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11129 gcc_cxxdiag_char_table): Likewise.
11130 (init_dynamic_diag_info): Likewise.
11132 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11134 * pretty-print.c (pp_base_format): Remove %H.
11135 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11136 gcc_cxxdiag_char_table): Likewise.
11137 (init_dynamic_diag_info): Likewise.
11138 * config/mep/mep.c (mep_select_section): Likewise.
11140 2009-07-07 Duncan Sands <baldrick@free.fr>
11142 * final.c (pass_clean_state): Give the pass a name.
11143 * passes.c (pass_rest_of_compilation): Likewise.
11144 * tree-optimize.c (pass_all_optimizations): Likewise.
11146 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11148 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11149 an extra 'decl' for error_at.
11151 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11153 PR middle-end/40669
11154 * tree-tailcall.c (adjust_return_value_with_ops,
11155 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11156 if it has complex or vector type.
11158 2009-07-07 Olivier Hainque <hainque@adacore.com>
11160 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11163 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11165 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11167 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11169 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11170 * c-decl.c: Likewise.
11171 * function.c: Likewise.
11172 * varasm.c: Likewise.
11173 * tree-ssa.c: Likewise.
11174 * c-common.c: Likewise.
11175 * tree-cfg.c: Likewise.
11176 * config/spu/spu.c: Likewise.
11177 * config/ia64/ia64.c: Likewise.
11178 * config/v850/v850.c: Likewise.
11180 2009-07-06 DJ Delorie <dj@redhat.com>
11182 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11183 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11184 unspecified accesses to control registers.
11185 * config/mep/intrinsics.md: Regenerate.
11186 * config/mep/intrinsics.h: Regenerate.
11187 * config/mep/mep-intrin.h: Regenerate.
11189 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11191 * c-lex.c: Replace %H by an explicit location. Update all calls.
11192 * c-common.c: Likewise.
11193 * c-decl.c: Likewise.
11194 * c-typeck.c: Likewise.
11195 * fold-const.c: Likewise.
11196 * gimplify.c: Likewise.
11197 * stmt.c: Likewise.
11198 * tree-cfg.c: Likewise.
11199 * tree-ssa-loop-niter.c: Likewise.
11200 * tree-vrp.c: Likewise.
11201 * value-prof.c: Likewise.
11203 2009-07-06 Diego Novillo <dnovillo@google.com>
11205 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11206 if it has one. Handle cases where VAR does not have an
11207 annotation or cfun is NULL.
11209 2009-07-06 Diego Novillo <dnovillo@google.com>
11211 * tree.c: Include debug.h.
11212 (initialize_tree_contains_struct): New.
11213 (init_ttree): Call it.
11214 (tree_node_structure_for_code): Factor out of ...
11215 (tree_node_structure): ... here.
11216 * treestruct.def (TS_PHI_NODE): Remove.
11217 (TS_GIMPLE_STATEMENT): Remove.
11219 2009-07-06 Diego Novillo <dnovillo@google.com>
11221 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11222 (debug_tree_chain): Handle cycles.
11224 2009-07-06 Nick Clifton <nickc@redhat.com>
11225 DJ Delorie <dj@redhat.com>
11227 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11228 __FMOVD_ENABLED__ is defined.
11230 (TARGET_FMOVD): Provide a default definition.
11231 (MASK_FMOVD): Likewise.
11232 (TARGET_CPU_CPP_BUILTINS): Define
11233 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11234 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11235 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11236 (split for DF load from memory into register): Also handle
11237 MEMs which consist of REG+DISP addressing.
11238 (split for DF store from register to memory): Likewise.
11239 (movsf_ie): Always use single fp_mode.
11240 * config/sh/sh.c (sh_override_options): Do not automatically
11241 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11242 that to the -mfmovd command line switch.
11243 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11244 (fldi_ok): Always allow.
11245 * config/sh/sh.opt (mfmovd): Remove this switch.
11246 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11248 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11249 Kaz Kojima <kkojima@gcc.gnu.org>
11251 PR rtl-optimization/30807
11252 * postreload.c (reload_combine): For every new use of REG_SUM,
11253 record the use of BASE.
11255 2009-07-06 Jan Hubicka <jh@suse.cz>
11257 * params.def: Revert my accidental commit at 2009-06-30.
11259 2009-07-04 Ian Lance Taylor <iant@google.com>
11262 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11264 (mingw_format_attribute_overrides): Likewise.
11266 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11269 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11270 don't check cfa.reg. Instead of cfa.indirect use
11271 fde && fde->drap_reg != INVALID_REGNUM test.
11273 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11275 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11277 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11280 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11282 2009-07-03 Richard Guenther <rguenther@suse.de>
11284 PR tree-optimization/40640
11285 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11288 2009-07-03 Jan Hubicka <jh@suse.cz>
11290 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11291 for size, reduce amount of inlining.
11293 2009-07-03 Richard Guenther <rguenther@suse.de>
11295 PR middle-end/34163
11296 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11297 if t +- x is known to not overflow and the conversion widens the
11299 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11301 2009-07-03 Jan Hubicka <jh@suse.cz>
11303 * ipa-pure-const.c (analyze): Update loop optimizer init.
11304 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11305 try_remove_empty_loop, remove_empty_loops): Remove.
11306 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11307 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11308 to mark regular loops as neccesary.
11309 (degenerate_phi_p): New function.
11310 (propagate_necessity, remove_dead_phis): Use it.
11311 (forward_edge_to_pdom): Likewise.
11312 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11313 virtual PHI nodes that became unreachable.
11314 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11315 * tree-flow.h (remove_empty_loops): Remove.
11316 * passes.c (init_optimization_passes): Remove.
11318 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11320 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11321 can_create_pseudo_p.
11322 (*fix_trunc<mode>_i387_1): Ditto.
11323 (*floathi<mode>2_1): Ditto.
11324 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11325 (*fistdi2_1): Ditto.
11326 (*fist<mode>2_1): Ditto.
11327 (frndintxf2_floor): Ditto.
11328 (*fist<mode>2_floor_1): Ditto.
11329 (frndintxf2_ceil): Ditto.
11330 (*fist<mode>2_ceil_1): Ditto.
11331 (frndintxf2_trunc): Ditto.
11332 (frndintxf2_mask_pm): Ditto.
11333 (fxam<mode>2_i387_with_temp): Ditto.
11334 * config/i386/sse.md (mulv16qi3): Ditto.
11335 (*sse2_mulv4si3): Ditto.
11337 (sse4_2_pcmpestr): Ditto.
11338 (sse4_2_pcmpistr): Ditto.
11340 2009-07-03 Jan Hubicka <jh@suse.cz>
11342 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11343 (mark_stmt_necessary): Set it.
11344 (mark_operand_necessary): Set it.
11345 (mark_control_dependent_edges_necessary): Set it.
11346 (mark_virtual_phi_result_for_renaming): New function.
11347 (get_live_post_dom): New function.
11348 (forward_edge_to_pdom): New function.
11349 (remove_dead_stmt): Fix handling of control dependences.
11350 (tree_dce_init): Init new bitmap.
11351 (tree_dce_done): Free it.
11353 2009-07-02 Richard Guenther <rguenther@suse.de>
11356 * tree-ssa-structalias.c (new_var_info): Initialize
11359 2009-07-02 Jan Hubicka <jh@suse.cz>
11361 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11364 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11366 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11367 instead of recomputing it. Adjust calls.
11368 (emit_store_flag): Adjust recursive calls.
11370 2009-07-02 Richard Guenther <rguenther@suse.de>
11372 * tree-ssa-live.c (remove_unused_locals): Do not remove
11374 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11375 of DECL_EXTERNAL for HEAP variables.
11376 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11377 HEAP variables. Do not adjust RESTRICT vars.
11378 (find_what_var_points_to): Nobody cares if something
11379 points to READONLY.
11381 2009-07-02 Ben Elliston <bje@au.ibm.com>
11383 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11384 pc_low and pc_high declarations to the top of the function.
11386 2009-07-01 DJ Delorie <dj@redhat.com>
11388 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11389 registers as fixed.
11390 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11391 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11392 unspecified accesses to control registers.
11393 * config/mep/intrinsics.md: Regenerate.
11394 * config/mep/intrinsics.h: Regenerate.
11395 * config/mep/mep-intrin.h: Regenerate.
11397 2009-07-01 Anthony Green <green@moxielogic.com>
11399 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11400 instruction when possible.
11401 (moxie_expand_prologue): Ditto. Also, save an instruction and
11402 some complexity by popping off of $r12 instead of $sp.
11403 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11406 2009-07-01 Richard Henderson <rth@redhat.com>
11409 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11410 contained no insns, reposition note before last insn.
11412 2009-07-01 Richard Henderson <rth@redhat.com>
11415 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11416 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11418 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11421 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11422 darwin9 for printing reg addresses with %y.
11424 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11426 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11427 truncation from operands in binary operations.
11429 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11432 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11433 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11434 subreg of op0 to the original op0.
11436 * expmed.c (store_bit_field_1): Use a temporary as the destination
11437 instead of a paradoxical subreg when we need to truncate the result.
11439 2009-07-01 DJ Delorie <dj@redhat.com>
11441 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11442 names to VLIW variants.
11443 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11444 * config/mep/intrinsics.md: Regenerate.
11445 * config/mep/intrinsics.h: Regenerate.
11446 * config/mep/mep-intrin.h: Regenerate.
11448 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11451 * jump.c (returnjump_p): Revert last patch.
11452 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11454 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11457 * pa.md (casesi32p): Use jump table label to determine the offset
11459 (casesi64p): Likewise.
11461 * pa.c (forward_branch_p): Return bool type. Use instruction
11462 addresses when available. Assert that INSN has a jump label.
11463 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11466 2009-07-01 Richard Guenther <rguenther@suse.de>
11468 PR tree-optimization/19831
11469 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11470 that only act as barriers do not make any previous stores necessary.
11471 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11472 HEAP variables global, do not add a constraint from nonlocal.
11473 (find_func_aliases): Handle escapes through return statements.
11474 (compute_points_to_sets): Make escaped HEAP variables global.
11476 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11479 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11480 after reducing a DImode cstore to SImode.
11482 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11484 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11485 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11487 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11489 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11490 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11492 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11493 and umod_optab if TARGET_BSD_DIVMOD.
11494 * config/vax/lib1funcs.asm: New file.
11495 * config/vax/t-linux: New file.
11496 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11498 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11501 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11502 to type arguments that have void type.
11505 * dwarf2out.c (gen_formal_parameter_die): Call
11506 equate_decl_number_to_die if node is different from origin.
11508 2009-06-30 Anthony Green <green@moxielogic.com>
11510 Clean up moxie port for --enable-build-with-cxx.
11511 * config/moxie/moxie.c (moxie_function_value): First two
11512 parameters are const_tree, not tree.
11513 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11514 (REG_CLASS_NAMES): Ditto.
11515 (REGNO_REG_CLASS): Ditto.
11516 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11517 (moxie_function_value): Fix constyness of arguments.
11519 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11521 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11522 finalize_size_functions before further processing.
11523 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11524 (variable_size): Call self_referential_size on size expressions
11525 that contain a PLACEHOLDER_EXPR.
11526 (size_functions): New static variable.
11527 (copy_self_referential_tree_r): New static function.
11528 (self_referential_size): Likewise.
11529 (finalize_size_functions): New global function.
11530 * tree.c: Include tree-inline.h.
11531 (push_without_duplicates): New static function.
11532 (find_placeholder_in_expr): New global function.
11533 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11535 <tcc_expression>: Likewise.
11536 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11537 the call in the expression.
11538 * tree.h (finalize_size_functions): Declare.
11539 (find_placeholder_in_expr): Likewise.
11540 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11541 (substitute_placeholder_in_expr): Update comment.
11542 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11544 (copy_tree_body_r): Likewise.
11545 (copy_tree_body): New static function.
11546 (maybe_inline_call_in_expr): New global function.
11547 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11548 (maybe_inline_call_in_expr): Declare.
11549 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11550 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11553 2009-06-30 Richard Guenther <rguenther@suse.de>
11555 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11557 (propagate_necessity): Do not mark reaching defs of stores
11560 2009-06-30 Jan Hubicka <jh@suse.cz>
11562 * cfgloopanal.c (check_irred): Move into ...
11563 (mark_irreducible_loops): ... here; return true if ireducible
11565 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11566 (analyze_function): Try to prove loop finiteness.
11567 * cfgloop.h (mark_irreducible_loops): Update prototype.
11568 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11570 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11572 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11574 2009-06-30 Ira Rosen <irar@il.ibm.com>
11576 PR tree-optimization/40542
11577 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11580 2009-06-30 Martin Jambor <mjambor@suse.cz>
11582 PR tree-optimization/40582
11583 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11584 than useless_type_conversion_p.
11585 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11588 2009-06-30 Martin Jambor <mjambor@suse.cz>
11590 PR middle-end/40554
11591 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11593 2009-06-30 Richard Guenther <rguenther@suse.de>
11595 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11596 use ao_ref references.
11597 (walk_aliased_vdefs): Likewise.
11598 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11599 * tree-ssa-dce.c (struct ref_data): Remove.
11600 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11601 (mark_aliased_reaching_defs_necessary): Adjust.
11602 (mark_all_reaching_defs_necessary_1): Likewise.
11604 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11607 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11608 (emit_store_flag_1): Extract from emit_store_flag, adjust
11609 calls to (what now is) emit_cstore.
11610 (emit_store_flag): Call emit_store_flag_1 and also use it
11611 for what used to be recursive calls.
11613 2009-06-30 Wei Guozhi <carrot@google.com>
11616 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11617 if the target bb post dominates from bb.
11618 * config/i386/i386.c (memory_address_length): Check existence of base
11619 register before using it.
11621 2009-06-30 Nick Clifton <nickc@redhat.com>
11622 DJ Delorie <dj@redhat.com>
11624 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11625 __FMOVD_ENABLED__ is defined.
11627 (TARGET_FMOVD): Provide a default definition.
11628 (MASK_FMOVD): Likewise.
11629 (TARGET_CPU_CPP_BUILTINS): Define
11630 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11631 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11632 two fmov instructions depending upon whether TARGET_FMOVD is
11634 (split for DF load from memory into register): Also handle
11635 MEMs which consist of REG+DISP addressing.
11636 (split for DF store from register to memory): Likewise.
11637 * config/sh/sh.opt (mfmovd): Remove this switch.
11638 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11639 * config/sh/sh.c (sh_override_options): Do not automatically
11640 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11641 that to the -mfmovd command line switch.
11643 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11645 (fldi_ok): Always allow.
11646 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11648 2009-06-29 DJ Delorie <dj@redhat.com>
11650 * doc/install.texi (mep-x-elf): Correct chip's full name.
11652 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11654 * doc/extend.texi: Fix typo.
11656 2009-06-29 Tom Tromey <tromey@redhat.com>
11658 * dwarf2.h: Remove.
11659 * Makefile.in (DWARF2_H): New variable.
11660 (except.o): Use it.
11661 (dwarf2out.o): Likewise.
11662 (dwarf2asm.o): Likewise.
11663 * config/i386/t-i386: Use DWARF2_H.
11664 * except.c: Include elf/dwarf2.h.
11665 * unwind-dw2.c: Include elf/dwarf2.h.
11666 * dwarf2out.c: Include elf/dwarf2.h.
11667 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11668 <dtprel>: New field.
11669 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11670 (size_of_loc_descr): Likewise.
11671 (output_loc_operands_raw): Likewise.
11672 (output_loc_operands): Handle new dtprel field.
11673 (loc_checksum): Update.
11674 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11675 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11676 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11677 * dwarf2asm.c: Include elf/dwarf2.h.
11678 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11679 * config/mmix/mmix.c: Include elf/dwarf2.h.
11680 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11681 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11682 * config/sh/sh.c: Include elf/dwarf2.h.
11683 * config/i386/i386.c: Include elf/dwarf2.h.
11685 2009-06-29 DJ Delorie <dj@redhat.com>
11687 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11689 * doc/extend.texi: Add MeP attributes and pragmas.
11690 * doc/invoke.text: Add MeP Options.
11691 * doc/contrib.texi: Add MeP contribution.
11692 * doc/md.texi: Add MeP constraints.
11693 * doc/install.texi: Add MeP target.
11695 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11697 * target.h (struct gcc_target): Add frame_pointer_required field.
11698 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11699 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11700 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11702 * reload1.c (update_eliminables): (Ditto.).
11703 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11704 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11705 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11707 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11709 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11710 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11711 (arm_frame_pointer_required): New function.
11713 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11714 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11715 (avr_frame_pointer_required_p): Declare as static.
11716 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11718 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11719 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11720 (bfin_frame_pointer_required): Make as static, change return type
11722 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11724 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11725 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11726 (cris_frame_pointer_required): New function.
11728 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11730 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11731 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11732 (fr30_frame_pointer_required): New function.
11734 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11735 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11736 (frv_frame_pointer_required): Make as static, change return type
11738 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11740 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11741 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11742 (ix86_frame_pointer_required): Make as static, change return type to
11744 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11746 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11747 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11749 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11751 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11753 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11755 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11756 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11757 (mips_frame_pointer_required): Make as static.
11758 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11760 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11761 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11762 (mmix_frame_pointer_required): Mew function.
11764 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11765 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11767 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11769 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11771 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11773 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11774 (CAN_ELIMINATE): Redefine.
11775 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11776 (sparc_frame_pointer_required): New function.
11777 (sparc_can_eliminate): New function.
11778 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11780 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11781 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11783 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11784 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11785 (xtensa_frame_pointer_required): Make as static, change return type
11787 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11790 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11792 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11793 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11794 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11795 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11796 (register_callback): Handle PLUGIN_START_UNIT.
11797 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11799 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11801 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11803 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11804 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11806 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11808 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11811 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11813 * doc/extend.texi (Additional Floating Types): __float128 is also
11814 supported on i386 targets.
11816 2009-06-29 Richard Guenther <rguenther@suse.de>
11818 PR middle-end/14187
11819 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11821 (pt_solutions_same_restrict_base): Declare.
11822 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11824 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11825 (make_constraint_from, make_copy_constraint): Move earlier.
11826 (make_constraint_from_heapvar): New function.
11827 (make_constraint_from_restrict): Likewise.
11828 (handle_lhs_call): Use it.
11829 (find_func_aliases): Use it to track conversions to restrict
11830 qualified pointers.
11831 (struct fieldoff): Add only_restrict_pointers flag.
11832 (push_fields_onto_fieldstack): Initialize it.
11833 (create_variable_info_for): Track global restrict qualified pointers.
11834 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11835 Track restrict qualified pointer arguments.
11836 (set_uids_in_ptset): Use varinfo is_global_var flag.
11837 (find_what_var_points_to): Set the vars_contains_restrict flag.
11838 Always create the points-to solution for sets including restrict tags.
11839 (pt_solutions_same_restrict_base): New function.
11840 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11841 qualified pointers use pt_solutions_same_restrict_base as
11842 additional source for disambiguation.
11844 2009-06-29 Richard Guenther <rguenther@suse.de>
11846 PR middle-end/38212
11847 * alias.c (find_base_decl): Remove.
11848 (get_deref_alias_set_1): Remove restrict handling.
11849 * c-common.c (c_apply_type_quals_to_decl): Do not set
11850 DECL_POINTER_ALIAS_SET.
11851 * gimplify.c (find_single_pointer_decl_1): Remove.
11852 (find_single_pointer_decl): Likewise.
11853 (internal_get_tmp_var): Remove restrict handling.
11854 (gimple_regimplify_operands): Likewise.
11855 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11856 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11857 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11858 * tree.c (restrict_base_for_decl): Remove.
11859 (init_ttree): Do not allocate it.
11860 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11861 LABEL_DECL_UID for label decls.
11862 (copy_node_stat): Do not copy restrict information.
11863 (decl_restrict_base_lookup): Remove.
11864 (decl_restrict_base_insert): Likewise.
11865 (print_restrict_base_statistics): Likewise.
11866 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11867 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11868 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11869 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11870 (LABEL_DECL_UID): Adjust.
11871 (DECL_BASED_ON_RESTRICT_P): Remove.
11872 (DECL_GET_RESTRICT_BASE): Likewise.
11873 (SET_DECL_RESTRICT_BASE): Likewise.
11874 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11876 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11877 instead of DECL_POINTER_ALIAS_SET.
11878 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11879 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11880 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11882 2009-06-29 Richard Guenther <rguenther@suse.de>
11884 PR tree-optimization/40579
11885 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11886 the IL to simplify has constants that overflowed.
11888 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11890 PR tree-optimization/40550
11891 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11892 vector_compute_type only when the size of vector_compute_type is
11893 less than the size of type.
11895 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11897 * fold-const.c (contains_label_1): Fix comments.
11898 (contains_label_p): Do not walk trees multiple time.
11900 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11902 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11903 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11904 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11905 ix86_fp_comparison_operator.
11906 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11907 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11908 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11909 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11910 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11911 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11912 (related splits): Change predicate to ix86_fp_comparison_operator.
11913 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11914 instead of ix86_fp_comparison_codes.
11915 (ix86_trivial_fp_comparison_operator,
11916 ix86_fp_comparison_operator): New.
11917 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11918 (ix86_expand_compare): Eliminate last two parameters.
11919 (ix86_fp_jump_nontrivial_p): Kill.
11920 * config/i386/i386.c (put_condition_code): Eliminate call to
11921 ix86_fp_comparison_codes and subsequent assertion.
11922 (ix86_fp_comparison_codes): Eliminate.
11923 (ix86_fp_swap_condition): New.
11924 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11925 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11926 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11927 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11928 and ix86_fp_swap_condition.
11929 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11930 Use ix86_fp_comparison_strategy.
11931 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11932 (ix86_fp_jump_nontrivial_p): Eliminate.
11933 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11934 call to ix86_expand_compare.
11935 (ix86_split_fp_branch, ix86_expand_setcc,
11936 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11937 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11939 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11941 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11942 related to jump_clobbers.
11943 * config/arm/arm.md (conds): Remove jump_clob case.
11944 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11945 splits): Change comparison_operator to arm_comparison_operator.
11946 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11949 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11951 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11952 condition for floating point modes.
11953 * expmed.c (emit_store_flag_1): Move here a bigger part
11954 of emit_store_flag.
11955 (emit_store_flag): Try swapping the condition for floating point
11957 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11959 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11961 * expr.c (expand_expr_real_1): Just use do_store_flag.
11962 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11963 emit_store_flag_force.
11964 * expmed.c (emit_store_flag_force): Copy here trick
11965 previously in expand_expr_real_1. Try reversing the comparison.
11966 (emit_store_flag_1): Work if target is NULL.
11967 (emit_store_flag): Work if target is NULL, using the result mode
11968 from the comparison. Use split_comparison, restructure final part
11969 to simplify conditionals.
11971 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11973 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11974 * dojump.c (do_jump): Change handling of floating-point
11975 ops to use just do_compare_and_jump.
11976 (split_comparison): New.
11977 (do_compare_rtx_and_jump): Add here logic coming previously
11978 in do_jump, using split_comparison.
11980 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11983 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11985 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11987 * tree-ssa-alias.c: Fix unintentional commit.
11989 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11991 * passes.c (execute_one_pass): Fix unintentional commit.
11993 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11995 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11996 (df_rd_local_compute, df_md_local_compute): Inline them.
11998 (df_md_scratch): New.
11999 (df_md_alloc, df_md_free): Allocate/free it.
12000 (df_md_local_compute): Only include live registers in init.
12001 (df_md_transfer_function): Prune the in-set computed by
12002 the confluence function, and the gen-set too.
12004 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12006 PR rtl-optimization/26854
12007 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12008 * df-problems.c (df_rd_add_problem): Fix comment.
12009 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12010 df_md_simulate_artificial_defs_at_top,
12011 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12012 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12013 df_md_transfer_function, df_md_init, df_md_confluence_0,
12014 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12015 problem_MD, df_md_add_problem): New.
12016 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12017 df_md_get_bb_info): New.
12018 (DF_LAST_PROBLEM_PLUS1): Adjust.
12020 * Makefile.in (fwprop.o): Include domwalk.h.
12021 * fwprop.c: Include domwalk.h.
12022 (reg_defs, reg_defs_stack): New.
12023 (bitmap_only_bit_between): Remove.
12024 (process_defs): New.
12025 (process_uses): Use reg_defs and local_md instead of
12026 bitmap_only_bit_between and local_rd.
12027 (single_def_use_enter_block): New, from build_single_def_use_links.
12028 (single_def_use_leave_block): New.
12029 (build_single_def_use_links): Remove code moved to
12030 single_def_use_enter_block, invoke domwalk.
12031 (use_killed_between): Adjust comment.
12033 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12035 * bitmap.h (bitmap_ior_and_into): New.
12036 * bitmap.c (bitmap_ior_and_into): New.
12038 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12040 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12041 before_dom_children_before_stmts and after_dom_children_after_stmts.
12042 Rename the two remaining callbacks to just before_dom_children and
12043 after_dom_children. Remove other GIMPLE statement walking bits.
12044 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12045 * graphite.c: Do not include domwalk.h.
12046 * tree-into-ssa.c (interesting_blocks): New global.
12047 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12048 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12049 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12050 now that they're not domwalk callbacks.
12051 (rewrite_initialize_block): Rename to...
12052 (rewrite_enter_block): ... this, place after called functions. Test
12053 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12054 (rewrite_finalize_block): Rename to...
12055 (rewrite_leave_block): ... this, place after called functions.
12056 (rewrite_update_init_block): Rename to...
12057 (rewrite_update_enter_block): ... this, place after called functions.
12058 Test interesting_blocks, call rewrite_update_stmt and
12059 rewrite_update_phi_arguments.
12060 (rewrite_update_fini_block): Rename to...
12061 (rewrite_leave_block): ... this, place after called functions.
12062 (rewrite_blocks): Remove last argument, simplify initialization of
12064 (mark_def_sites_initialize_block): Rename to...
12065 (mark_def_sites_block): ... this, call mark_def_sites.
12066 (mark_def_sites_blocks): Remove argument, simplify initialization of
12068 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12069 (update_ssa): Likewise.
12070 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12072 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12073 (dom_opt_initialize_block): Rename to...
12074 (dom_opt_enter_block): ... this, place after called functions. Walk
12075 statements here, inline propagate_to_outgoing_edges.
12076 (dom_opt_finalize_block): Rename to...
12077 (dom_opt_leave_block): ... this, place after called functions.
12078 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12080 (dse_enter_block, dse_record_phi): New.
12081 (dse_record_phis): Delete.
12082 (dse_finalize_block): Rename to...
12083 (dse_leave_block): ... this.
12084 (tree_ssa_dse): Simplify initialization of walk_data.
12085 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12086 Adjust initialization of walk_data.
12087 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12088 * tree-ssa-loop-phiopt.c (get_non_trapping):
12089 Adjust initialization of walk_data.
12090 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12091 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12092 it's not a domwalk callback.
12093 (uncprop_initialize_block): Rename to...
12094 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12095 (dse_finalize_block): Rename to...
12096 (dse_leave_block): ... this.
12097 (tree_ssa_uncprop): Simplify initialization of walk_data.
12098 * Makefile.in: Adjust dependencies.
12100 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12102 * arm.md (casesi): Fix test for Thumb1.
12103 (thumb1_casesi_internal_pic): Likewise.
12104 (thumb1_casesi_dispatch): Likewise.
12106 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12108 * config/arm/arm-cores.def: Added core cortex-m0.
12109 * config/arm/arm-tune.md: Regenerated.
12110 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12112 2009-06-26 DJ Delorie <dj@redhat.com>
12114 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12116 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12117 the scheduler doesn't tag jump insns.
12119 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12121 * c-decl.c (merge_decls): Re-indent.
12123 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12126 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12127 Special-case decimal float constants.
12129 2009-06-26 Richard Henderson <rth@redhat.com>
12131 * function.h (struct function): Add cannot_be_copied_reason,
12132 and cannot_be_copied_set.
12133 * tree-inline.c (has_label_address_in_static_1): Rename from
12134 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12135 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12136 don't set inline_forbidden_reason.
12137 (copy_forbidden): New function, split out of inline_forbidden_p.
12138 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12139 (inline_forbidden_p): Use copy_forbidden.
12140 (tree_versionable_function_p): Likewise.
12141 (inlinable_function_p): Merge into tree_inlinable_function_p.
12142 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12143 * ipa-cp.c (ipcp_versionable_function_p): New function.
12144 (ipcp_cloning_candidate_p): Use it.
12145 (ipcp_node_modifiable_p): Likewise.
12147 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12149 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12150 that is marked not to be inlined. Remove flag_mudflap use.
12151 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12152 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12154 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12157 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12158 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12160 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12162 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12164 (__mingwthr_remove_key_dtor): Likewise.
12166 2009-06-26 Richard Guenther <rguenther@suse.de>
12168 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12170 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12172 PR middle-end/40525
12173 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12174 try the non-cond_exec path also.
12176 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12179 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12180 (output_cbranch): Use new functions.
12181 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12184 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12185 Pat Haugen <pthaugen@us.ibm.com>
12186 Revital Eres <ERES@il.ibm.com>
12188 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12189 for %c error. Add %x support to print VSX registers as a unified
12190 register set, instead of separate float and altivec registers.
12191 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12192 %y case, and add support for VSX pre-modify addresses.
12193 (output_toc): Add assert for CONST containing an integer constant
12195 (rs6000_adjust_cost): Add POWER7 support.
12196 (insn_must_be_first_in_group): Ditto.
12197 (insn_must_be_last_in_group): Ditto.
12198 (rs6000_emit_popcount): Ditto.
12199 (rs6000_vector_mode_supported_p): Ditto.
12201 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12202 Change some of the functions called by macros to being called
12203 through a pointer, so debug functions can be inserted if
12204 -mdebug=addr or -mdebug=cost.
12205 (rs6000_preferred_reload_class_ptr): Ditto.
12206 (rs6000_secondary_reload_class_ptr): Ditto.
12207 (rs6000_secondary_memory_needed_ptr): Ditto.
12208 (rs6000_cannot_change_mode_class_ptr): Ditto.
12209 (rs6000_secondary_reload_inner): Ditto.
12210 (rs6000_legitimize_reload_address): Ditto.
12211 (rs6000_legitimize_reload_address_ptr): Ditto.
12212 (rs6000_mode_dependent_address): Ditto.
12213 (rs6000_mode_dependent_address_ptr): Ditto.
12215 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12216 function to return true if the mode allows reg + integer
12218 (virtual_stack_registers_memory_p): New function to return true if
12219 the address refers to a virtual stack register.
12220 (rs6000_legitimate_offset_address_p): Move code to say whether a
12221 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12223 (rs6000_legitimate_address_p): Add checks for modes that only can
12224 do reg+reg addressing. Start adding VSX support.
12225 (rs6000_legitimize_reload_address): Ditto.
12226 (rs6000_legitimize_address): Ditto.
12227 (rs6000_debug_legitimate_address_p): New debug functions for
12228 -mdebug=addr and -mdebug=cost.
12229 (rs6000_debug_rtx_costs): Ditto.
12230 (rs6000_debug_address_costs): Ditto.
12231 (rs6000_debug_adjust_cost): Ditto.
12232 (rs6000_debug_legitimize_address): Ditto.
12233 (rs6000_legitimize_reload_address_ptr): Point to call normal
12234 function or debug function. Make functions called via pointer
12236 (rs6000_mode_dependent_address_ptr): Ditto.
12237 (rs6000_secondary_reload_class_ptr): Ditto.
12238 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12239 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12240 into a friendlier error.
12241 (rs6000_init_builtins): Add initial VSX support.
12242 (rs6000_adjust_cost): Fix some spacing issues.
12244 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12245 (REG_CLASS_NAMES): Ditto.
12246 (REG_CLASS_CONTENTS): Ditto.
12247 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12248 pointer, to add -mdebug=addr support.
12249 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12250 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12251 -mdebug=addr support.
12252 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12253 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12254 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12256 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12258 (bswapsi*): Set attribute types for load/store. Add combiner
12259 patterns to eliminate zero extend on 64-bit.
12260 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12261 stdbrx if the hardware supports those instructions.
12263 2009-06-25 Ian Lance Taylor <iant@google.com>
12265 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12266 (Link Options): Document -static-libstdc++.
12268 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12271 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12272 DATA_ALIGNMENT instead.
12274 2009-06-25 Richard Guenther <rguenther@suse.de>
12276 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12277 indirect references against the callused/escaped solutions.
12278 (call_may_clobber_ref_p_1): Likewise.
12280 2009-06-25 Martin Jambor <mjambor@suse.cz>
12282 PR tree-optimization/40493
12283 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12284 (enum unscalarized_data_handling): New type.
12285 (handle_unscalarized_data_in_subtree): Return what has been done.
12286 (load_assign_lhs_subreplacements): Handle left flushes differently.
12287 (sra_modify_assign): Use unscalarized_data_handling, simplified
12288 condition determining whether to remove the statement.
12290 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12292 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12293 excerpt - @ should be doubled for texinfo.
12295 2009-06-24 Ian Lance Taylor <iant@google.com>
12297 * config/arc/arc.c: Include "df.h".
12298 (arc_attribute_table): Make static. Move higher in file.
12299 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12300 (output_shift): Initialize n later to avoid warning.
12301 * config/arm/arm.c (arm_attribute_table): Make static. Move
12303 * config/avr/avr.c (avr_attribute_table): Make static. Move
12305 (reg_class_tab): Change array type from int to enum reg_class.
12306 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12308 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12309 (lshrhi3_out): Likewise.
12310 (class_likely_spilled_p): Change return type to bool.
12311 (avr_rtx_costs): Use local code variable with enum type.
12312 * config/avr/avr.md (movmemhi): Use add_reg_note.
12313 (andhi3, andsi3): Don't use AS2 with "and".
12314 (iorhi3, iorsi3): Don't use AS2 with "or".
12315 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12316 * config/crx/crx.c: Include "df.h".
12317 (crx_attribute_table): Make static.
12318 * config/m32r/m32r.c: Include "df.h".
12319 (m32r_attribute_table): Make static. Move higher in file.
12320 (pop): Use add_reg_note.
12321 (block_move_call): Change 0 to LCT_NORMAL in function call.
12322 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12323 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12324 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12325 declare, not just when TREE_CODE is defined.
12326 * config/m68hc11/m68hc11.c: Include "expr.h".
12327 (m68hc11_attribute_table): Make static. Move higher in file.
12328 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12330 (m68hc11_register_indirect_p): Likewise.
12331 (m68hc11_function_arg_padding): Change return type to enum
12333 (emit_move_after_reload): Use add_reg_note.
12334 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12335 (m68hc11_split_logical): Likewise.
12336 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12338 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12339 to VOIDmode in function call.
12340 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12342 (m68hc11_split_logical): Update declaration.
12343 (m68hc11_function_arg_padding): Update declaration.
12344 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12345 to array of enum reg_class.
12346 (mcore_attribute_table): Make static. Move higher in file.
12347 (mcore_rtx_costs): Add cast to enum type.
12348 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12349 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12350 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12352 * config/sh/predicates.md (trapping_target_operand): Rename and to
12354 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12356 * config/spu/spu.c (spu_attribute_table): Make static. Move
12358 * config/v850/v850.c (v850_attribute_table): Make static. Move
12360 (v850_rtx_costs): Use local code with enum type.
12361 (expand_epilogue): Add cast.
12362 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12364 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12367 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12368 -m2a-single-only and -m2a-nofpu.
12369 * config/sh/sh.opt: Document m2a generates FPU code.
12371 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12373 * defaults.h (CAN_ELIMINATE): Provide default.
12374 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12375 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12376 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12377 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12378 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12379 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12380 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12381 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12382 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12383 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12385 2009-06-24 DJ Delorie <dj@redhat.com>
12387 * mep-ext-cop.cpu: Fix copyright notice.
12388 * mep-default: Fix copyright notice.
12389 * mep-core: Fix copyright notice.
12390 * mep: Fix copyright notice.
12391 * mep-ivc2: Fix copyright notice.
12392 * mep-c5: Fix copyright notice.
12394 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12396 * doc/contrib.texi (Contributors):
12398 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12400 PR middle-end/40501
12401 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12402 src and dst operands if necessary.
12404 2009-06-23 DJ Delorie <dj@redhat.com>
12407 * config.gcc: Add mep support.
12408 * recog.c: Resurrect validate_replace_rtx_subexp().
12409 * recog.h: Likewise.
12410 * config/mep/: Add new port:
12411 * config/mep/constraints.md: New file.
12412 * config/mep/default.h: New file.
12413 * config/mep/intrinsics.h: New file.
12414 * config/mep/intrinsics.md: New file.
12415 * config/mep/ivc2-template.h: New file.
12416 * config/mep/mep-c5.cpu: New file.
12417 * config/mep/mep-core.cpu: New file.
12418 * config/mep/mep-default.cpu: New file.
12419 * config/mep/mep-ext-cop.cpu: New file.
12420 * config/mep/mep-intrin.h: New file.
12421 * config/mep/mep-ivc2.cpu: New file.
12422 * config/mep/mep-lib1.asm: New file.
12423 * config/mep/mep-lib2.c: New file.
12424 * config/mep/mep-pragma.c: New file.
12425 * config/mep/mep-protos.h: New file.
12426 * config/mep/mep-tramp.c: New file.
12427 * config/mep/mep.c: New file.
12428 * config/mep/mep.cpu: New file.
12429 * config/mep/mep.h: New file.
12430 * config/mep/mep.md: New file.
12431 * config/mep/mep.opt: New file.
12432 * config/mep/predicates.md: New file.
12433 * config/mep/t-mep: New file.
12435 2009-06-23 Ian Lance Taylor <iant@google.com>
12437 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12438 from loose_warn into c_loose_warn and from strict_warn into
12439 c_strict_warn. Set and substitute warn_cxxflags. Check for
12440 --enable-build-with-cxx. Set and substitute
12441 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12442 * Makefile.in (CXXFLAGS): New variable.
12443 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12444 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12445 the default is the same as $(STRICT_WARN).
12446 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12447 (CXX): New variable.
12448 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12449 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12450 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12451 (HOST_LIBS): New variable.
12452 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12453 (ALL_CXXFLAGS): New variable.
12454 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12455 * doc/install.texi (Configuration): Document
12456 --enable-build-with-cxx, --with-stage1-ldflags,
12457 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12458 * configure: Rebuild.
12460 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12462 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12463 from previous commit.
12465 2009-06-23 Ian Lance Taylor <iant@google.com>
12467 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12469 2009-06-23 Ian Lance Taylor <iant@google.com>
12471 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12472 with ATTRIBUTE_UNUSED.
12474 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12475 Pat Haugen <pthaugen@us.ibm.com>
12476 Revital Eres <eres@il.ibm.com>
12478 * config.in (HAVE_AS_POPCNTD): Add default definition.
12479 (HAVE_AS_LWSYNC): Ditto.
12481 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12483 (gcc_cv_as_powerpc_cmpb): Ditto.
12484 (gcc_cv_as_powerpc_dfp): Ditto.
12485 (gcc_cv_as_powerpc_vsx): Ditto.
12486 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12487 supporting the popcntd/lwsync instructions.
12488 (gcc_cv_as_powerpc_lwsync): Ditto.
12489 * configure: Regenerate.
12491 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12492 -mcpu=native and -mcpu=power7.
12493 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12495 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12496 a variable instead of a mask to reduce the number of mask bits.
12497 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12498 (-mbit-word): Ditto.
12499 (-mregnames): Ditto.
12500 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12501 (-mfused-madd): Ditto.
12503 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12505 (-mvsx): New switch for VSX instructions.
12506 (-misel): Move from a variable to a mask to allow it to be set by
12509 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12510 function declaration to an array declaration.
12511 (rs6000_hard_regno_nregs): New external array declaration.
12513 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12514 files included by rs6000.md.
12516 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12517 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12519 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12521 (rs6000_debug_reg): New -mdebug= variables.
12522 (rs6000_debug_addr): Ditto.
12523 (rs6000_debug_cost): Ditto.
12524 (rs6000_pmode): New variable to hold Pmode.
12525 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12526 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12527 calculated at compiler start.
12528 (rs6000_hard_regno_nregs): Change function to an array which holds
12529 HARD_REGNO_NREGS calculated at compiler start.
12530 (rs6000_explicit_options): Delete isel field.
12531 (rs6000_vector_unit): New array to hold which vector unit
12532 supports arithmetic options for a given type.
12533 (rs6000_vector_mem): New array to hold which vector unit supports
12534 memory reference operations for a given type.
12535 (rs6000_vector_align): New array to given the alignment of each
12537 (power7_cost): New basic costs for power7.
12538 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12539 (rs6000_hard_regno_nregs_internal): New function, moved from
12540 HARD_REGNO_NREGS, to calculate the number of registers each hard
12541 register takes for each type.
12542 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12543 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12544 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12545 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12546 unit information here so it is calculated once at compiler startup
12548 (rs6000_override_options): Make -misel a target mask. Add more
12549 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12550 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12552 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12553 (rs6000_handle_option): Move -misel from variable to target mask.
12554 (rs6000_builtin_mask_for_load): Add VSX support.
12555 (rs6000_conditional_register_usage): Ditto.
12556 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12557 (function_arg_boundary): Ditto.
12558 (rs6000_expand_builtin): Ditto.
12559 (def_builtin): Make abort message a little friendlier.
12560 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12562 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12563 assembler support the popcntd instruction instead of a vsx
12564 instruction to enable power7 support.
12565 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12566 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12567 option to the assembler if -mcpu=native.
12568 (ASM_CPU_NATIVE_SPEC): Ditto.
12569 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12571 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12572 the lwsync instruction.
12573 (enum processor_type): Add PROCESSOR_POWER7.
12574 (rs6000_debug_reg): New -mdebug= options.
12575 (rs6000_debug_addr): Ditto.
12576 (rs6000_debug_cost): Ditto.
12577 (rs6000_isel): Delete.
12578 (enum rs6000_vector): New enum to say what vector unit we have.
12579 (VECTOR_UNIT_*): New macros to say which vector unit has
12580 arithmetic operations for a given type.
12581 (VECTOR_MEM_*): New macros to say which vector unit has memory
12582 operations for a given type.
12583 (TARGET_LDBRX): Whether the machine supports the ldbrx
12585 (TARGET_ISEL): Delete, -misel moved to be a mask.
12586 (TARGET_ISEL64): New macro for 64-bit isel support.
12587 (UNITS_PER_VSX_WORD): New macro.
12588 (POINTER_SIZE): Move to be an external variable, rather than
12589 calculating whether we are generating 32 ot 64-bit code.
12591 (STACK_BOUNDARY): Add VSX support.
12592 (LOCAL_ALIGNMENT): Ditto.
12593 (SLOW_UNALIGNED_ACCESS): Ditto.
12594 (VSX_REGNO_P): New macro for VSX support.
12595 (VFLOAT_REGNO_P): Ditto.
12596 (VINT_REGNO_P): Ditto.
12597 (VLOGICAL_REGNO_P): Ditto.
12598 (VSX_VECTOR_MODE): Ditto.
12599 (VSX_SCALAR_MODE): Ditto.
12601 (VSX_MOVE_MODE): Ditto.
12602 (VSX_REG_CLASS_P): Ditto.
12603 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12605 (UNITS_PER_SIMD_WORD): Add VSX support.
12606 (MODES_TIEABLE_P): Ditto.
12607 (STARTING_FRAME_OFFSET): Ditto.
12608 (STACK_DYNAMIC_OFFSET): Ditto.
12609 (EPILOGUE_USES): Ditto.
12610 (REGNO_REG_CLASS): Move to array lookup.
12611 (CLASS_MAX_NREGS): Ditto.
12612 (rs6000_vector_reg_class): Add declaration.
12613 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12614 overlap with the floating point and Altivec registers.
12616 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12618 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12619 give the appropriate asm switches if -mcpu=native.
12620 (host_detect_local_cpu): Add support for "asm".
12621 (host_detect_local_cpu): Follow GNU code guidelines for name.
12623 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12624 -mbit-word to a variable instead of being a target mask.
12626 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12627 emit the lwsync instruction instead of emitting the instruction as
12628 an integer constant.
12630 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12631 fixuns_trundfsi2, move expander into rs6000.md.
12633 * config/rs6000/rs6000.md (cpu): Add power7.
12634 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12635 (logical predicate patterns): Change the single instruction
12636 primitives that set CR0 to be fast_compare instead of compare.
12638 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12639 (popcntddi2): Ditto.
12640 (popcount<mode>): Ditto.
12641 (floating multiply/add insns): Name the floating point
12642 multiply/add insns.
12643 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12644 (isel_unsigned_<mode>): Ditto.
12645 (fixuns_trundfsi2): Move expander here from spe.md.
12646 (smindi3): Define if we have -misel on 64-bit systems.
12651 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12653 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12655 * config/avr/avr.c (avr_current_device): New variable.
12656 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12657 (avr_arch, mcu_type_s): Move to avr.h.
12658 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12659 default_data_section_start fields.
12660 (avr_arch): Moved from avr.c.
12661 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12662 library_name fields.
12663 (avr_current_device, avr_mcu_types, avr_arch_types,
12664 avr_device_to_arch, avr_device_to_data_start,
12665 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12666 (EXTRA_SPEC_FUNCTIONS): Define.
12667 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12668 options mapping. Use device_to_arch and device_to_data_start insted.
12669 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12670 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12671 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12672 * config/avr/driver-avr.c: New file.
12673 * config/avr/avr-devices.c: New file.
12675 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12677 * var-tracking.c (unshare_variable): Force initialized to
12678 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12679 (set_variable_part): Likewise.
12680 (struct variable_union_info): Remove pos_src field.
12681 (vui_vec, vui_allocated): New variables.
12682 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12683 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12684 == 1 use a simpler sorting algorithm. Compute pos field right
12685 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12686 Avoid quadratic comparison if !flag_var_tracking_uninit.
12687 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12688 unshare_variable unconditionally.
12689 (dataflow_set_different_2): Removed.
12690 (dataflow_set_different): Don't traverse second hash table.
12691 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12692 unconditionally to var_reg_set or var_mem_set.
12693 (emit_notes_in_bb): Likewise.
12694 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12696 (emit_note_insn_var_location): Don't set initialized to
12697 VAR_INIT_STATUS_INITIALIZED early.
12698 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12700 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12702 * tree-object-size.c (addr_object_size): Instead of checking
12703 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12704 are no FIELD_DECLs following it.
12706 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12708 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12709 order to match bswaps with signed source operands.
12711 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12713 * sdbout.c (sdbout_one_type): Fix braces in switch.
12715 2009-06-23 Richard Guenther <rguenther@suse.de>
12717 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12719 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12720 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12721 var_callused, callused_tree, var_storedanything, storedanything_tree,
12722 var_integer, integer_tree): Remove global variables.
12723 (new_var_info): Do not pass new id, append the new var to the
12724 global variable vector.
12725 (do_ds_constraint): Use is_global_var member of the variable-info.
12726 (new_scalar_tmp_constraint_exp): Adjust.
12727 (create_function_info_for): Likewise.
12728 (create_variable_info_for): Likewise.
12729 (find_what_var_points_to): Remove dead code.
12730 (init_base_vars): Simplify.
12731 (compute_points_to_sets): Adjust.
12733 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12735 * combine.c (try_combine): Dump information about the insns we're
12738 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12740 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12741 check when calling force_to_mode on TRUNCATE's operand.
12743 2009-06-22 Ian Lance Taylor <iant@google.com>
12745 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12747 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12749 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12751 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12753 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12754 override library linkage flags such as -static-libgcc or
12757 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12759 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12761 2009-06-22 Ian Lance Taylor <iant@google.com>
12763 * config/linux.opt: Put mglibc ahead of muclibc.
12765 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12766 for duplicate decls.
12768 2009-06-22 Matthias Klose <doko@ubuntu.com>
12770 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12772 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12775 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12776 instead of NULL if a parser error occurs.
12778 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12780 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12781 non-DWARF2_DEBUGGING_INFO version.
12783 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12785 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12786 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12788 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12789 (LIBGCC2_TF_CEXT): Define.
12792 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12795 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12797 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12799 * config/arm/arm.c (arm_override_options): Disable
12800 -mcaller-super-interworking and -mcallee-super-interworking.
12801 * doc/invoke.texi (ARM Options): Document this.
12803 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12805 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12806 * config/arm/constraints.md (j): New constraint for movw operands.
12807 (N): Remove thumb2 meaning.
12808 * config/arm/arm.md (*arm_movw): Delete.
12809 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12810 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12811 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12813 2009-06-22 Martin Jambor <mjambor@suse.cz>
12815 PR tree-optimization/40492
12816 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12817 build_ref_for_offset.
12819 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12821 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12822 JUMP_TABLE_DATA_P predicates where applicable.
12823 * auto-inc-dec.c: Ditto.
12824 * builtins.c: Ditto.
12825 * caller-save.c: Ditto.
12827 * cfgcleanup.c: Ditto.
12828 * cfglayout.c: Ditto.
12830 * combine.c: Ditto.
12831 * combine-stack-adj.c: Ditto.
12835 * df-scan.c: Ditto.
12837 * dwarf2asm.c: Ditto.
12838 * dwarf2out.c: Ditto.
12839 * emit-rtl.c: Ditto.
12845 * function.c: Ditto.
12848 * genpreds.c: Ditto.
12849 * genrecog.c: Ditto.
12851 * ira-costs.c: Ditto.
12852 * ira-lives.c: Ditto.
12854 * loop-iv.c: Ditto.
12855 * lower-subreg.c: Ditto.
12856 * modulo-sched.c: Ditto.
12858 * postreload.c: Ditto.
12859 * print-rtl.c: Ditto.
12861 * reginfo.c: Ditto.
12862 * regmove.c: Ditto.
12863 * reload1.c: Ditto.
12866 * rtlanal.c: Ditto.
12868 * sched-vis.c: Ditto.
12870 * sel-sched-ir.c: Ditto.
12871 * simplify-rtx.c: Ditto.
12872 * targhooks.c: Ditto.
12873 * var-tracking.c: Ditto.
12874 * vmsdbgout.c: Ditto.
12876 2009-06-22 Matthias Klose <doko@ubuntu.com>
12878 * Makefile.in (install-plugin): Always use DESTDIR.
12880 2009-06-22 Olivier Hainque <hainque@adacore.com>
12882 * config/pa/pa.c (output_call): Don't optimize post call jumps
12883 into return address adjustments if the call may throw.
12885 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12887 * arm.c (thumb1_output_casesi): New function.
12888 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12889 optimizing for size or PIC.
12890 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12891 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12892 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12893 (thumb1_casesi_internal_pic): New expand rule.
12894 (thumb1_casesi_dispatch): New pattern.
12895 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12897 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12898 in the text seciton when PIC or optimizing for size.
12899 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12900 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12901 preservation properties of code.
12902 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12903 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12904 (__gnu_thumb1_case_si): New function.
12905 * t-arm (LIB1ASMSRC): Define here.
12906 (LIB1ASMFUNCS): Add some common functions.
12907 * t-arm-elf (LIB1ASMSRC): Delete.
12908 (LIB1ASMFUNCS): Append to existing set.
12909 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12910 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12911 * t-symbian (LIB1ASMFUNCS): Likewise.
12912 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12913 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12915 2009-06-21 Richard Guenther <rguenther@suse.de>
12917 PR tree-optimization/38729
12918 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12919 to loops with a single exit if -fno-expensive-optimizations.
12921 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12923 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12924 (dataflow_set): Change vars type from htab_t to shared_hash.
12925 (shared_hash_pool, empty_shared_hash): New variables.
12926 (vars_clear): Removed.
12927 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12928 shared_hash_find_slot_unshare, shared_hash_find_slot,
12929 shared_hash_find_slot_noinsert, shared_hash_find): New
12931 (shared_hash_unshare, shared_hash_destroy): New functions.
12932 (unshare_variable): Unshare set->vars if shared, use
12934 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12935 (get_init_value, find_src_set_src, dump_dataflow_set,
12936 clobber_variable_part, emit_notes_for_differences): Use
12938 (dataflow_set_init): Remove second argument, set vars to
12939 empty_shared_hash instead of creating a new htab.
12940 (dataflow_set_clear): Call shared_hash_destroy and set vars
12941 to empty_shared_hash instead of calling vars_clear.
12942 (dataflow_set_copy): Don't call vars_copy, instead just share
12943 the src htab with dst.
12944 (variable_union): Use shared_hash_*, use initially NO_INSERT
12945 lookup if set->vars is shared. Don't keep slot cleared before
12946 calling unshare_variable. Unshare set->vars if needed.
12947 Even ->refcount == 1 vars must be unshared if set->vars is shared
12948 and var needs to be modified.
12949 (variable_canonicalize): New function.
12950 (dataflow_set_union): If dst->vars is empty, just share src->vars
12951 with dst->vars and traverse with variable_canonicalize to canonicalize
12952 and unshare what is needed.
12953 (dataflow_set_different): If old_set and new_set use the same shared
12954 htab, they aren't different. If number of htab elements is different,
12955 htabs are different. Use shared_hash_*.
12956 (dataflow_set_destroy): Call shared_hash_destroy instead of
12958 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12959 second argument to dataflow_set_init.
12960 (vt_initialize): Likewise. Initialize shared_hash_pool and
12961 empty_shared_hash, move bb in/out initialization afterwards.
12962 Use variable_htab_free instead of NULL as changed_variables del hook.
12963 (variable_was_changed): Change type of second argument to pointer to
12964 dataflow_set. When inserting var into changed_variables, bump
12965 refcount. Unshare set->vars if set is shared htab and slot needs to
12967 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12968 lookup if set->vars is shared. Unshare set->vars if needed.
12969 Even ->refcount == 1 vars must be unshared if set->vars is shared
12970 and var needs to be modified. Adjust variable_was_changed caller.
12971 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12972 vars must be unshared if set->vars is shared and var needs to be
12973 modified. Adjust variable_was_changed caller.
12974 (emit_note_insn_var_location): Don't pool_free var.
12975 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12977 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12978 free_alloc_pool on shared_hash_pool.
12980 2009-06-20 Anthony Green <green@moxielogic.com>
12982 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12983 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12985 2009-06-20 Richard Guenther <rguenther@suse.de>
12987 * tree-ssa-structalias.c (find_func_aliases): For memset use
12988 a constraint from NULL if we memset to zero.
12989 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12990 we explicitly handle that do not read from memory.
12991 (call_may_clobber_ref_p_1): Properly handle builtins that may
12994 2009-06-20 Richard Guenther <rguenther@suse.de>
12996 PR tree-optimization/40495
12997 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12998 (new_scalar_tmp_constraint_exp): New function.
12999 (process_constraint): Do not create temporary decls.
13000 (process_all_all_constraints): Likewise.
13001 (handle_const_call): Likewise.
13002 (create_function_info_for): Do not set decl.
13004 2009-06-19 Ian Lance Taylor <iant@google.com>
13006 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13007 (rs6000_attribute_table): Make static; move before use.
13009 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13011 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13012 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13013 Propagate the TREE_READONLY flag without overwriting it.
13014 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13015 Propagate the TREE_READONLY flag onto the result.
13016 (process_call_operands): Move around. Use correct constant value.
13018 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13021 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13022 * config/arm/arm.md: Likewise.
13024 2009-06-19 Ian Lance Taylor <iant@google.com>
13026 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13027 to GIMPLE_ERROR_MARK.
13029 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13030 op2_original_type parameters. Warn about using different enum types.
13031 * c-parser.c (c_parser_conditional_expression): Pass original
13032 types to build_conditional_expr.
13033 * c-tree.h (build_conditional_expr): Update declaration.
13035 2009-06-19 Ian Lance Taylor <iant@google.com>
13037 * config/i386/i386.c (ix86_function_specific_save): Test that
13038 fields match values, rather than testing the values are in a
13041 2009-06-19 Richard Guenther <rguenther@suse.de>
13043 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13044 ADDR_EXPR pointers.
13045 (ptr_derefs_may_alias_p): Likewise.
13046 (ptr_deref_may_alias_ref_p_1): New function.
13047 (ptr_deref_may_alias_ref_p): Likewise.
13048 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13049 covered by looking at the ESCAPED solution.
13050 (call_may_clobber_ref_p_1): Likewise.
13051 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13052 Handle NULL_TREE offset. Do not produce redundant constraints.
13053 (process_all_all_constraints): New helper function.
13054 (do_structure_copy): Use it.
13055 (handle_lhs_call): Likewise.
13056 (find_func_aliases): Handle some builtins with pointer arguments
13057 and/or return values explicitly.
13059 2009-06-19 Ian Lance Taylor <iant@google.com>
13061 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13063 2009-06-19 Ian Lance Taylor <iant@google.com>
13065 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13067 2009-06-19 Ian Lance Taylor <iant@google.com>
13069 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13070 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13073 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13074 uninitialized const.
13076 2009-06-19 Ian Lance Taylor <iant@google.com>
13078 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13081 * c-decl.c (in_struct, struct_types): Remove.
13082 (struct c_binding): Add in_struct field.
13083 (c_binding_ptr): Define type, along with VEC.
13084 (struct c_struct_parse_info): Define.
13085 (struct_parse_info): New static variable.
13086 (bind): Initialize in_struct field.
13087 (start_struct): Remove enclosing_in_struct and
13088 enclosing_struct_types parameters. Add
13089 enclosing_struct_parse_info parameter. Change all callers. Set
13090 struct_parse_info rather than in_struct and struct_types.
13091 (grokfield): If -Wc++-compat and there is a symbol binding for the
13092 field name, set the in_struct flag and push it on the
13093 struct_parse_info->fields vector.
13094 (warn_cxx_compat_finish_struct): New static function.
13095 (finish_struct): Remove enclosing_in_struct and
13096 enclosing_struct_types parameters. Add
13097 enclosing_struct_parse_info parameter. Change all callers. Don't
13098 set C_TYPE_DEFINED_IN_STRUCT here. Call
13099 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13100 parameter. Only push on struct_types if warn_cxx_compat.
13101 (finish_enum): Only push on struct_types if warn_cxx_compat.
13102 (declspecs_add_type): Add loc parameter. Change all callers.
13103 Change all error calls to error_at. Pass loc, not input_location,
13104 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13105 defined in a struct. If -Wc++-compat and parsing a struct, record
13106 that a typedef name was used.
13107 * c-parser.c (c_parser_declspecs): Get location to pass to
13108 declspecs_add_type.
13109 (c_parser_struct_or_union_specifier): Update calls to start_struct
13111 * c-tree.h (struct c_struct_parse_info): Declare.
13112 (finish_struct, start_struct): Update declarations.
13113 (declspecs_add_type): Update declaration.
13115 2009-06-19 Ian Lance Taylor <iant@google.com>
13117 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13118 variable with an anonymous type.
13120 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13122 * see.c: Remove for real.
13124 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13126 * optabs.h (enum optab_index): Add new OTI_significand.
13127 (significand_optab): Define corresponding macro.
13128 * optabs.c (init_optabs): Initialize significand_optab.
13129 * genopinit.c (optabs): Implement significand_optab using
13130 significand?f2 patterns.
13131 * builtins.c (expand_builtin_mathfn): Handle
13132 BUILT_IN_SIGNIFICAND{,F,L}.
13133 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13134 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13136 * config/i386/i386.md (significandxf2, significand<mode>2): New
13137 expanders to implement significandf, significand and significandl
13138 built-ins as inline x87 intrinsics.
13140 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13142 * config/avr/avr.c (avr_override_options): Remove setting value of
13143 PARAM_INLINE_CALL_COST.
13145 2009-06-18 Richard Henderson <rth@redhat.com>
13148 * tree-pass.h (TDF_ASMNAME): New.
13149 * tree-dump.c (dump_options): Add asmname.
13150 * doc/invoke.texi: Document it.
13152 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13153 (dump_decl_name): ...here.
13154 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13155 (dump_generic_node): Update dump_function_name calls.
13156 (print_call_name): New flags arg; update all dump calls.
13157 * diagnostic.h (print_call_name): Update.
13158 * gimple-pretty-print.c (dump_gimple_call): Update.
13160 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13163 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13165 2009-06-18 Diego Novillo <dnovillo@google.com>
13167 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13168 * plugin.c (str_license): Declare.
13169 (try_init_one_plugin): Assert that the symbol
13170 'plugin_is_GPL_compatible' exists.
13172 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13175 * Makefile.in (OBJS-common): Remove see.o.
13177 * common.opt (fsee): Mark as preserved for backward compatibility.
13178 * opts.c (common_handle_option): Add OPT_fsee to the backward
13179 compatibility section.
13180 * passes.c (init_optimization_passes, pass_see): Remove pass.
13181 * timevar.def (TV_SEE): Remove.
13182 * tree-pass.h (pass_see): Remove declaration.
13183 * doc/invoke.texi (-fsee): Remove documentation.
13185 2009-06-18 Martin Jambor <mjambor@suse.cz>
13187 * tree-sra.c: Include statistics.h
13188 (sra_stats): New variable.
13189 (sra_initialize): Clear sra_stats.
13190 (create_access_replacement): Increment sra_stats.replacements.
13191 (get_access_replacement): Do not return twice.
13192 (analyze_all_variable_accesses): Increment statistics counter by the
13193 number of scalarized aggregates.
13194 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13195 (sra_modify_expr): Increment sra_stats.exprs.
13196 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13197 (sra_modify_assign): Increment sra_stats.exprs,
13198 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13199 (perform_intra_sra): Update statistics counters.
13200 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13202 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13204 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13205 (arm_scalar_mode_supported_p): New function.
13207 2009-06-18 Paul Brook <paul@codesourcery.com>
13208 Sandra Loosemore <sandra@codesourcery.com>
13210 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13211 (__extendhfsf2, __truncsfhf2): Define.
13212 * config/arm/fp16.c: New file.
13213 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13214 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13216 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13218 * doc/extend.texi (Half-Precision): New section.
13219 * doc/invoke.texi (Option Summary): List -mfp16-format.
13220 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13221 * config/arm/arm.opt (mfp16-format=): New.
13222 * config/arm/arm.c: Include intl.h.
13223 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13224 (TARGET_INVALID_RETURN_TYPE): Redefine.
13225 (TARGET_PROMOTED_TYPE): Redefine.
13226 (TARGET_CONVERT_TO_TYPE): Redefine.
13227 (arm_fp16_format): Define.
13228 (all_fpus): Add entry for neon-fp16.
13229 (fp_model_for_fpu): Likewise.
13230 (struct fp16_format): Declare.
13231 (all_fp16_formats): Define.
13232 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13234 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13236 (arm_legitimate_index_p): Treat HFmode like HImode.
13237 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13238 (coproc_secondary_reload_class): Special-case HFmode.
13239 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13240 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13241 (arm_init_fp16_builtins): New.
13242 (arm_init_builtins): Call it.
13243 (arm_invalid_parameter_type): New.
13244 (arm_invalid_return_type): New.
13245 (arm_promoted_type): New.
13246 (arm_convert_to_type).
13247 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13249 (arm_emit_fp16_const): New function.
13250 (arm_mangle_type): Mangle __fp16 as "Dh".
13251 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13253 (TARGET_NEON_FP16): New.
13254 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13255 (enum fputype): Add FPUTYPE_NEON_FP16.
13256 (enum arm_fp16_format_type): Declare.
13257 (arm_fp16_format): Declare.
13258 (LARGEST_EXPONENT_IS_NORMAL): Define.
13259 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13260 * config/arm/arm-modes.def (HFmode): Define.
13261 * config/arm/vfp.md: (*movhf_vfp): New.
13262 (extendhfsf2): New.
13264 * config/arm/arm.md: (fpu): Add neon_fp16.
13265 (floatsihf2, floatdihf2): New.
13266 (fix_trunchfsi2, fix_trunchfdi2): New.
13268 (extendhfdf2): New.
13270 (*arm32_movhf): New.
13271 (*thumb1_movhf): New.
13272 (consttable_2): Add check for HFmode constants.
13273 (consttable_4): Handle HFmode constants.
13275 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13277 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13279 2009-06-17 Olivier Hainque <hainque@adacore.com>
13281 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13282 const char ** conversion in AIX specific section.
13284 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13286 * config/i386/i386.c (ix86_special_builtin_type): Remove
13287 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13288 (bdesc_special_args): Updated.
13289 (ix86_init_mmx_sse_builtins): Likewise.
13290 (ix86_expand_special_args_builtin): Likewise.
13292 2009-06-17 Richard Henderson <rth@redhat.com>
13294 * tree-pretty-print.c (maybe_dump_asm_name): New.
13295 (dump_decl_name): Use it.
13296 (PRINT_FUNCTION_NAME): Merge into...
13297 (dump_function_name): ... here. Use maybe_dump_asm_name.
13299 2009-06-17 Cary Coutant <ccoutant@google.com>
13301 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13303 * debug.c (struct gcc_debug_hooks): Change placeholder for
13305 (debug_nothing_int_charstar_int): Replaced by...
13306 (debug_nothing_int_charstar_int_bool): ...this.
13307 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13308 source_line prototype.
13309 (debug_nothing_int_charstar_int): Replaced by...
13310 (debug_nothing_int_charstar_int_bool): ...this.
13311 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13312 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13313 Output is_stmt operand when necessary.
13314 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13315 (notice_source_line): Add is_stmt parameter.
13316 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13317 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13319 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13320 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13322 2009-06-17 Ian Lance Taylor <iant@google.com>
13324 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13326 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13329 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13331 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13332 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13333 tree_strip_sign_nop_conversions and
13334 tree_ssa_strip_useless_type_conversions rather than stripping
13335 the operations here.
13336 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13338 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13339 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13340 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13341 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13344 2009-06-17 Michael Eager <eager@eagercon.com>
13346 * config/rs6000/constraints.md (register_constraint "d"): New.
13347 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13348 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13349 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13350 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13351 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13352 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13353 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13354 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13355 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13356 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13358 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13359 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13360 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13361 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13362 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13363 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13364 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13365 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13366 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13367 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13368 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13369 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13370 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13371 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13373 2009-06-16 Ian Lance Taylor <iant@google.com>
13375 * profile.c (total_num_never_executed): Don't define.
13376 (compute_branch_probabilities): Don't count or print
13377 num_never_executed.
13378 (init_branch_prob): Don't set total_num_never_executed.
13379 (end_branch_prob): Don't print total_num_never_executed.
13381 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13383 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13385 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13387 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13388 (nabstd2_fpr): Same.
13390 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13392 * expr.c (expand_assignment): Change complex type check.
13394 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13396 * doc/plugins.texi (Building GCC plugins): Added new section.
13398 2009-06-17 Ian Lance Taylor <iant@google.com>
13400 * c-pch.c (get_ident): Don't set size of templ array.
13401 (pch_init): Don't set size of partial_pch array.
13403 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13404 string constant to intialize an array whose size is the length of
13407 2009-06-17 Richard Guenther <rguenther@suse.de>
13409 PR tree-optimization/40389
13410 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13411 to addressable types.
13412 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13414 2009-06-17 Richard Guenther <rguenther@suse.de>
13416 PR middle-end/40460
13417 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13418 if there is no evolution of left in the loop bail out.
13419 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13420 chrec_fold_multiply.
13422 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13423 Janis Johnson <janis187@us.ibm.com>
13426 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13427 for the symbol ref of a constant that is the source of a move
13428 - nor for any other not-obvious-label-ref constants.
13430 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13432 * plugin.c (position_pass): Skip newly inserted pass during list
13433 traversal to avoid repeated insertion.
13435 2009-06-16 Ian Lance Taylor <iant@google.com>
13437 * vec.h (VEC_stack_alloc): Define different version if
13438 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13439 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13440 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13441 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13443 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13445 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13447 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13448 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13449 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13450 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13451 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13452 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13453 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13454 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13455 __builtin_ia32_rdtscp.
13456 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13457 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13458 and __builtin_ia32_rorhi.
13459 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13460 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13461 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13462 (ix86_expand_args_builtin): Likewise.
13463 (ix86_expand_special_args_builtin): Likewise.
13465 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13466 (UNSPECV_RDTSC): Likewise.
13467 (UNSPECV_RDPMC): Likewise.
13468 (*bsr): Renamed to ...
13470 (*bsr_rex64): Renamed to ...
13473 (*rdpmc): Likewise.
13474 (*rdpmc_rex64): Likewise.
13476 (*rdtsc): Likewise.
13477 (*rdtsc_rex64): Likewise.
13478 (rdtscp): Likewise.
13479 (*rdtscp): Likewise.
13480 (*rdtscp_rex64): Likewise.
13482 * config/i386/ia32intrin.h: New.
13484 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13486 2009-06-16 Ian Lance Taylor <iant@google.com>
13488 * ira-build.c (copy_info_to_removed_store_destinations):
13489 Initialize parent_a.
13491 2009-06-16 Ian Lance Taylor <iant@google.com>
13493 * c-decl.c (grokdeclarator): Change size_varies to bool.
13495 2009-06-16 Ian Lance Taylor <iant@google.com>
13497 * sel-sched.c: Make forward declarations of move_op_hooks and
13498 fur_hooks explicitly extern.
13500 2009-06-16 Ian Lance Taylor <iant@google.com>
13502 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13503 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13505 2009-06-16 Ian Lance Taylor <iant@google.com>
13507 * resource.c (mark_referenced_resources): Change
13508 include_delayed_effects parameter to bool. Change all callers.
13509 (mark_end_of_function_resources): Likewise.
13510 * reorg.c (insn_references_resource_p): Likewise.
13511 (insn_sets_resource_p): Likewise.
13512 * resource.h (mark_referenced_resources): Update declaration.
13513 (mark_end_of_function_resources): Update declaration.
13515 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13517 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13519 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13521 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13522 GCC can bootstrap on AIX with GNU Binutils 2.20.
13524 2009-06-16 Ian Lance Taylor <iant@google.com>
13526 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13528 2009-06-16 Ian Lance Taylor <iant@google.com>
13530 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13531 inline, not extern inline.
13532 (exact_log2): Likewise.
13533 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13535 (exact_log2): Likewise, but don't test CTZ_HWI.
13537 2009-06-16 Ian Lance Taylor <iant@google.com>
13539 * bitmap.c (bitmap_clear): Don't declare as inline.
13540 * gimple.c (gimplify_assign): Likewise.
13541 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13542 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13543 (sched_scan_info): Remove duplicate definition.
13545 2009-06-16 Ian Lance Taylor <iant@google.com>
13547 * c-common.c (skip_evaluation): Don't define.
13548 (c_inhibit_evaluation_warnings): Define global variable.
13549 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13550 than skip_evaluation.
13551 (convert_and_check, warn_for_div_by_zero): Likewise.
13552 * c-common.h (skip_evaluation): Don't declare.
13553 (c_inhibit_evaluation_warnings): Declare.
13554 * c-parser.c (c_parser_typeof_specifier): Set
13555 c_inhibit_evaluation_warnings rather than skip_evaluation.
13556 (c_parser_conditional_expression): Likewise.
13557 (c_parser_binary_expression): Likewise.
13558 (c_parser_sizeof_expression): Likewise.
13559 (c_parser_alignof_expression): Likewise.
13560 * c-typeck.c (build_indirect_ref): Check
13561 c_inhibit_evaluation_warnings rather than skip_evaluation.
13562 (build_conditional_expr, build_binary_op): Likewise.
13564 2009-06-16 Richard Guenther <rguenther@suse.de>
13566 * tree-ssa-alias.c (is_escape_site): Remove.
13567 * tree-ssa-alias.h (enum escape_type): Remove.
13568 (is_escape_site): Likewise.
13569 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13570 via casts and asms without deferring to is_escape_site.
13572 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13574 PR middle-end/40446
13575 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13576 use gen_lowpart if op0 has complex mode.
13578 2009-06-16 Richard Guenther <rguenther@suse.de>
13580 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13581 variables add them to ESCAPED.
13582 (find_func_aliases): Do not make all indirectly stored values escaped.
13584 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13586 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13587 make_decl_one_only.
13589 2009-06-16 Martin Jambor <mjambor@suse.cz>
13591 PR tree-optimization/40432
13592 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13593 check whether we need to force gimple register operand.
13595 2009-06-16 Martin Jambor <mjambor@suse.cz>
13597 PR tree-optimization/40413
13598 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13599 build_ref_for_offset.
13600 (propagate_subacesses_accross_link): Fix a typo in a comment.
13602 2009-06-16 Ira Rosen <irar@il.ibm.com>
13604 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13605 with additional parameter.
13606 * tree-vectorizer.h (enum vect_def_type): Add new value
13608 (enum vect_relevant): Add comments.
13609 (vect_is_simple_reduction): Add new argument.
13610 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13611 Detect nested cycles.
13612 (vect_is_simple_reduction): Update documentation, add an argument to
13613 distinguish inner-loop reduction from nested cycle, detect nested
13614 cycles, fix printings and indentation, don't swap operands in case
13616 (get_initial_def_for_reduction): Handle subtraction.
13617 (vect_create_epilog_for_reduction): Add new argument to specify
13618 reduction variable.
13619 (vect_finalize_reduction): Handle subtraction, fix comments.
13620 (vectorizable_reduction): Handle nested cycles. In case of nested
13621 cycle keep track of the reduction variable position. Call
13622 vect_is_simple_reduction with additional parameter. Use original
13623 statement code in reduction epilogue for nested cycle. Call
13624 vect_create_epilog_for_reduction with additional parameter.
13625 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13626 inner-loop vectorization.
13627 (vect_recog_widen_sum_pattern): Likewise.
13628 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13630 (vect_mark_stmts_to_be_vectorized): Likewise.
13631 (vect_get_vec_def_for_operand): Handle nested cycles.
13633 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13635 * doc/invoke.texi (Debugging Options): Fix option index entries
13636 for -fdump-statistics, -frandom-seed add entries for
13637 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13638 (FRV Options): Fix entries for -mTLS, -mtls.
13639 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13640 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13641 (M68hc1x Options): Fix @itemx for -mnominmax.
13642 (MCore Options): Fix entry for -mno-lsim.
13643 (MMIX Options): Fix entry for -mabi=mmixware.
13644 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13646 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13648 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13649 Mention the plugin mode of gengtype.
13650 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13651 * gengtype.c: Updated copyright.
13652 (plugin_files, nb_plugin_files) Added new static variables.
13653 (measure_input_list) Care about plugin_files.
13654 (write_rtx_next): Added early return in plugin mode.
13655 (create_file): Updated copyright year in generated file. Added
13657 (oprintf): Added early return if NULL outf.
13658 (get_output_file_with_visibility): Care of plugin_files.
13659 (get_output_file_name): May return null.
13660 (write_local): Added early return.
13661 (put_mangled_filename): Ditto.
13662 (finish_root_table): Added check for base_files.
13663 (write_roots): Care about null when plugins.
13664 (main): Added plugin mode.
13666 2009-06-15 Ian Lance Taylor <iant@google.com>
13668 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13669 * gcov.c (read_count_file): Add braces around variables declared
13672 * c.opt (Wjump-misses-init): New warning.
13673 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13674 -Wall and -Wc++-compat if not already set.
13675 (c_common_post_options): Clear warn_jump_misses_init if it was not
13677 * c-decl.c (struct c_binding): Change type field to a union with
13678 new label field. Make it the first field in the struct. Update
13679 references to type to use u.type instead.
13680 (struct c_spot_bindings): Define.
13681 (struct c_goto_bindings): Define.
13682 (c_goto_bindings_p): Define, along with VECs.
13683 (struct c_label_vars): Define.
13684 (struct c_scope): Add has_label_bindings field.
13685 (bind_label, set_spot_bindings): New static functions.
13686 (decl_jump_unsafe, update_spot_bindings): New static functions.
13687 (update_label_decls): New static function.
13688 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13689 Update binding u.label field to shadowed field.
13690 (c_binding_start_stmt_expr): New function.
13691 (c_binding_end_stmt_expr): New function.
13692 (pushdecl): Don't call c_begin_vm_scope.
13693 (make_label): Add defining and p_label_vars parameters. Change
13695 (lookup_label): Correct test for whether a label has not yet been
13696 defined. Call bind_label rather than bind.
13697 (warn_about_goto): New static function.
13698 (lookup_label_for_goto): New function.
13699 (declare_label): Call bind_label rather than bind.
13700 (check_earlier_gotos): New static function.
13701 (define_label): Don't give errors about jumping into statement
13702 expressions or scopes of variably modified types. Call
13703 set_spot_bindings and check_earlier_gotos. Call bind_label
13704 instead of bind. Don't set label_context_stack_se or
13705 label_context_stack_vm.
13706 (c_get_switch_bindings): New function.
13707 (c_release_switch_bindings): New function.
13708 (c_check_switch_jump_warnings): New function.
13709 (start_function): Don't set label_context_stack_se or
13710 label_context_stack_vm.
13711 (finish_function): Likewise.
13712 * c-typeck.c (label_context_stack_se): Don't define.
13713 (label_context_stack_vm): Don't define.
13714 (c_finish_goto_label): Call lookup_label_for_goto rather than
13715 lookup_label. Don't give errors about jumping into a statement
13716 expression or the scope of a variably modified type. Don't set
13717 label_context_stack_se or label_context_stack_vm.
13718 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13719 fields. Add bindings field.
13720 (c_start_case): Don't set deleted fields. Set bindings field.
13721 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13722 or blocked_vm. Call c_check_switch_jump_warnings.
13723 (c_finish_case): Don't test blocked_stmt_expr field. Call
13724 c_release_switch_bindings.
13725 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13726 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13727 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13728 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13729 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13730 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13731 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13732 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13733 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13734 (C_DECL_UNJUMPABLE_VM): Don't define.
13735 (C_DECL_UNDEFINABLE_VM): Don't define.
13736 (struct c_label_list): Don't define.
13737 (struct c_label_context_se): Don't define.
13738 (struct c_label_context_vm): Don't define.
13739 (struct c_spot_bindings): Declare.
13740 (c_bindings_start_stmt_expr): Declare.
13741 (c_bindings_end_stmt_expr): Declare.
13742 (lookup_label_for_goto): Declare.
13743 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13744 (c_check_switch_jump_warnings): Declare.
13745 (label_context_stack_se, label_context_stack_vm): Don't declare.
13746 (c_finish_goto_label): Update declaration.
13747 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13748 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13749 (Warning Options): Document -Wjump-misses-init.
13751 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13753 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13756 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13758 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13760 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13762 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13764 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13766 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13768 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13770 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13771 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13772 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13773 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13774 * dwarf2asm.c (dw2_force_const_mem): Update call to
13775 make_decl_one_only.
13776 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13777 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13778 * langhooks.c (lhd_comdat_group): Remove.
13779 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13780 * tree.h (DECL_COMDAT_GROUP): New.
13781 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13782 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13783 (make_decl_one_only): Change signature.
13784 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13785 make_decl_one_only.
13786 (make_decl_one_only): Change signature.
13787 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13789 2009-06-15 Richard Guenther <rguenther@suse.de>
13791 PR middle-end/40439
13792 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13794 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13796 * tree-ssa-math-opts.c: Remove extra divide.
13798 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13800 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13802 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13804 * passes.c: Add bswap pass.
13805 * tree-pass.h: Add pass_optimize_bswap declaration.
13806 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13807 Include rtl.h, expr.h and optabs.h for optab_handler check.
13808 (struct symbolic_number, pass_optimize_bswap): New definition.
13809 (do_shift_rotate, verify_symbolic_number_p): New functions.
13810 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13811 (gate_optimize_bswap): New function.
13812 * tree.c (widest_int_cst_value): New function.
13813 * tree.h (widest_int_cst_value): Prototype added.
13815 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13817 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13818 REG_EQUAL/REG_EQUIV notes.
13820 2009-06-14 Richard Guenther <rguenther@suse.de>
13822 PR middle-end/40389
13823 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13824 has its address taken if NRV was applied and it is addressable.
13825 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13826 function split out from ...
13827 (get_constraint_for_1): ... here.
13828 (handle_rhs_call): Use it to mark the return slot escaped if
13829 it is addressable and NRV was applied.
13831 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13833 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13834 Change first argument type to location_t.
13835 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13836 Do not set input_location.
13837 Use loc instead of input_location throughout.
13839 2009-06-13 Richard Guenther <rguenther@suse.de>
13841 PR tree-optimization/40421
13842 * tree-predcom.c (should_unroll_loop_p): Remove.
13843 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13845 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13847 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13848 Add location argument.
13850 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13852 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13854 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13855 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13856 * config/spu/spu-protos.h: Add location to
13857 spu_resolve_overloaded_builtin.
13858 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13859 spu_build_builtin_va_list.
13860 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13861 argument. Pass location to build_function_call_vec.
13862 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13864 (emit_fpu_switch): Same.
13865 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13866 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13867 to build_decl and create_artificial_label.
13868 (xtensa_gimplify_va_arg_expr): Same.
13869 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13870 (xstormy16_gimplify_va_arg_expr): Same.
13871 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13872 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13873 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13874 (mips16_build_function_stub): Same.
13875 (mips16_build_call_stub): Same.
13877 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13880 * arm/constraints.md (Pa, Pb): New constraints.
13881 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13882 split pattern to deal with them.
13884 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13886 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13887 fix index entry for -Xpreprocessor.
13889 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13891 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13892 Add location argument to build_decl call.
13893 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13894 (rs6000_init_builtins): Same.
13895 (spe_init_builtins): Same.
13896 (rs6000_gimplify_va_arg): Add location argument to
13897 create_artificial_label call.
13899 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13901 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13902 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13903 * Makefile.in: Fix GGC dependency for gcse.o.
13905 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13907 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13908 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13909 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13911 * c-parser.c (c_parser_binary_expression): Use current column while
13912 building binary operations.
13913 * common.opt (fshow-column): Enable by default.
13914 * tree-vrp.c (check_array_ref): Use warning_at.
13915 (check_array_bounds): Use location from call back if expr has no
13917 * tree.h: Add location argument to maybe_fold_*.
13918 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13919 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13920 (maybe_fold_offset_to_component_ref): Same.
13921 (maybe_fold_offset_to_reference): Same.
13922 (maybe_fold_offset_to_address): Same.
13923 (maybe_fold_stmt_indirect): Same.
13924 (maybe_fold_stmt_addition): Same.
13925 (fold_stmt_r): Pass location to maybe_fold_*.
13926 (fold_gimple_assign): Same.
13927 * c-tree.h: Add location argument to finish_decl,
13928 default_function_array_conversion, store_init_value.
13929 * c-decl.c (define_label): Use error_at.
13930 (c_make_fname_decl): Pass location to finish_decl.
13931 (finish_decl): New location argument.
13932 (build_compound_literal): Pass location to store_init_value.
13933 (grokdeclarator): Pass location to finish_decl.
13935 * c-typeck.c (array_to_pointer_conversion): New location argument.
13936 (function_to_pointer_conversion): Same.
13937 (default_function_array_conversion): Same.
13938 (parser_build_unary_op): Pass location to overflow_warning.
13939 (parser_build_binary_op): Same. Use warning_at.
13940 (build_unary_op): Pass location to array_to_pointer_conversion.
13941 (build_c_cast): Pass location to digest_init.
13942 (build_modify_expr): New location argument.
13943 (convert_for_assignment): Same.
13944 (store_init_value): Same.
13945 (digest_init): Same.
13946 (output_init_element): Pass location to digest_init and
13947 array_to_pointer_conversion.
13948 (c_finish_return): Pass location to convert_for_assignment.
13949 * gimplify.c (gimplify_conversion): Pass location to
13950 maybe_fold_offset_to_address.
13951 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13952 to maybe_fold_stmt_addition.
13953 * c-omp.c (c_finish_omp_atomic): Pass new location to
13955 (c_finish_omp_for): Same.
13956 * c-common.c (overflow_warning): New argument.
13957 * c-common.h: New argument to build_modify_expr, overflow_warning.
13958 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13960 (c_parser_initializer): Pass location to
13961 default_function_array_conversion.
13962 (c_parser_initelt): Same.
13963 (c_parser_initval): Same.
13964 (c_parser_asm_operands): Same.
13965 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13966 (c_parser_conditional_expression): Same.
13967 (c_parser_binary_expression): Add location info to stack. Use it.
13968 (c_parser_unary_expression): Pass location to
13969 default_function_array_conversion, parser_build_unary_op,
13970 build_indirect_ref, c_parser_postfix_expression_after_primary.
13971 (c_parser_postfix_expression_after_primary): New location argument.
13973 (c_parser_expression_conv): Pass location to
13974 default_function_array_conversion.
13975 (c_parser_expr_list): Same.
13976 (c_parser_omp_atomic): Same.
13977 (c_parser_omp_for_loop): Same.
13978 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13979 (build_array_declarator): New argument.
13980 * c-decl.c (build_array_declarator): Add location argument.
13981 (grokdeclarator): Set id_loc for cdk_array.
13982 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13983 build_array_declarator.
13984 * tree.c (build_omp_clause): Add location argument.
13985 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13986 (OMP_CLAUSE_LOCATION): New macro.
13987 (struct tree_omp_clause): Add location field.
13988 (build_omp_clause): Add argument.
13989 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13990 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13992 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13993 (cp_parser_omp_clause_collapse): Same.
13994 (cp_parser_omp_clause_default): Same.
13995 (cp_parser_omp_clause_if): Same.
13996 (cp_parser_omp_clause_nowait): Same.
13997 (cp_parser_omp_clause_num_threads): Same.
13998 (cp_parser_omp_clause_ordered): Same.
13999 (cp_parser_omp_clause_schedule): Same.
14000 (cp_parser_omp_clause_untied): Same.
14001 (cp_parser_omp_for_loop): Same.
14002 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14003 * c-tree.h (c_start_case): Add location argument.
14004 (c_process_expr_stmt): Same.
14005 (c_finish_goto_*): Same.
14006 * tree-parloops.c (initialize_reductions): Pass location to
14008 (create_parallel_loop): Same.
14009 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14010 (gfc_trans_omp_reduction_list): Same.
14011 (gfc_trans_omp_clauses): Same.
14012 (gfc_trans_omp_do): Same.
14013 * c-typeck.c (c_finish_goto_label): Same.
14014 (c_finish_goto_ptr): New location argument.
14015 (c_start_case): Same.
14016 (emit_side_effect_warnings): Same.
14017 (c_process_expr_stmt): Same.
14018 (c_finish_stmt_expr): Same.
14019 (c_finish_omp_clauses): Use error_at instead of error.
14020 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14022 * c-omp.c (c_split_parallel_clauses): New location argument.
14023 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14024 to build_omp_clause.
14025 (convert_local_reference_stmt): Same.
14026 (convert_gimple_call): Same.
14027 * c-common.h (c_split_parallel_clauses): New argument.
14028 * c-parser.c (c_parser_statement_after_labels): Pass location to
14029 c_finish_goto_label.
14030 (c_parser_switch_statement): Pass location to c_start_case.
14031 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14032 and c_process_expr_stmt.
14033 (c_parser_omp_variable_list): Add location argument.
14034 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14035 (c_parser_omp_clause_default): Same.
14036 (c_parser_omp_clause_if): Same.
14037 (c_parser_omp_clause_num_threads): Same.
14038 (-c_parser_omp_clause_ordered): Same.
14039 (c_parser_omp_clause_reduction): Pass location to
14040 c_parser_omp_variable_list.
14041 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14042 (c_parser_omp_clause_untied): Same.
14043 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14044 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14046 * c-tree.h (check_for_loop_decls, undeclared_variable,
14047 build_component_ref, build_array_ref, build_external_ref,
14048 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14049 build_conditional_expr, build_compound_expr, c_cast_expr,
14050 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14051 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14053 * c-semantics.c (build_stmt): Same.
14054 (build_case_label): Same.
14055 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14056 (undeclared_variable): New argument.
14057 (make_label): Same.
14058 (lookup_label): Pass location on down.
14059 (define_label): Same.
14060 (finish_decl): Same.
14061 (build_compound_literal): Same.
14062 (finish_struct): Same.
14063 (finish_function): Do not set location here.
14064 (check_for_loop_decls): New argument.
14065 * tree.c (save_expr): Set location.
14066 (build_empty_stmt): New argument.
14067 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14068 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14069 * builtins.c (gimplify_va_arg_expr): Use locations.
14070 (expand_builtin_sync_operation): Same.
14071 * c-typeck.c (build_component_ref): New argument.
14072 (build_array_ref): Same.
14073 (build_external_ref): Same.
14074 (c_expr_sizeof_expr): Same.
14075 (c_expr_sizeof_type): Same.
14076 (parser_build_unary_op): Same.
14077 (build_conditional_expr): Same.
14078 (build_compound_expr): Pass location on down.
14079 (build_compound_expr): New argument.
14080 (build_c_cast): Same.
14081 (c_cast_expr): Same.
14082 (build_asm_expr): Same.
14083 (c_finish_return): Same.
14084 (c_process_expr_stmt): Pass location on down.
14085 (c_finish_stmt_expr): New argument.
14086 (push_clenaup): Same.
14087 (c_finish_omp_parallel): Same.
14088 (c_finish_omp_task): Same.
14089 * gimplify.c (gimplify_call_expr): Pass location on down.
14090 * c-omp.c (c_finish_omp_master): New argument.
14091 (c_finish_omp_critical): Same.
14092 (c_finish_omp_ordered): Same.
14093 (c_finish_omp_barrier): Same.
14094 (-c_finish_omp_taskwait): Same.
14095 (c_finish_omp_atomic): Same.
14096 (c_finish_omp_flush): Same.
14097 * tree-inline.c (copy_tree_body_r): Pass location on down.
14098 (inline_forbidden_p): Remove use of input_location.
14099 * c-gimplify.c (c_build_bind_expr): New argument.
14100 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14101 (c_sizeof_or_alignof_type): New argument.
14102 (c_alignof_expr): Same.
14103 (build_va_arg): Same.
14104 (c_add_case_label): Same.
14105 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14106 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14107 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14108 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14109 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14110 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14112 * stub-objc.c (objc_build_selector_expr): Same.
14113 (objc_build_throw_stmt): Same.
14114 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14115 (c_parser_initelt): Same.
14116 (c_parser_compound_statement): Same.
14117 (c_parser_compound_statement_nostart): Same.
14118 (c_parser_label): Same.
14119 (c_parser_statement_after_labels): Same.
14120 (c_parser_if_body): Same.
14121 (c_parser_else_body): Same.
14122 (c_parser_if_statement): Same.
14123 (c_parser_switch_statement): Same.
14124 (c_parser_while_statement): Same.
14125 (c_parser_do_statement): Same.
14126 (c_parser_for_statement): Same.
14127 (c_parser_asm_statement): Same.
14128 (c_parser_conditional_expression): Same.
14129 (c_parser_binary_expression): Same.
14130 (c_parser_cast_expression): Same.
14131 (c_parser_unary_expression): Same.
14132 (c_parser_sizeof_expression): Same.
14133 (c_parser_alignof_expression): Same.
14134 (c_parser_postfix_expression): Same.
14135 (c_parser_expression): Same.
14136 (c_parser_objc_receiver): Same.
14137 (c_parser_omp_variable_list): Same.
14138 (c_parser_omp_structured_block): Same.
14139 (c_parser_omp_atomic): New argument.
14140 (c_parser_omp_barrier): Same.
14141 (c_parser_omp_critical): Same.
14142 (c_parser_omp_flush): Pass location on down.
14143 (c_parser_omp_for_loop): New argument.
14144 (c_parser_omp_for): Same.
14145 (c_parser_omp_master): Same.
14146 (c_parser_omp_ordered): Same.
14147 (c_parser_omp_sections_scope): Same.
14148 (c_parser_omp_sections): Same.
14149 (c_parser_omp_parallel): Same.
14150 (c_parser_omp_single): Same.
14151 (c_parser_omp_task): Same.
14152 (c_parser_omp_taskwait): Pass location on down.
14153 (c_parser_omp_construct): Same.
14154 (c_parser_omp_threadprivate): Same.
14155 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14156 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14157 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14158 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14159 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14160 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14161 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14162 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14163 config/i386/i386.c, stmt.c:
14164 Add location argument to the following function definitions and/or
14165 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14166 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14167 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14168 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14169 do_case, c_finish_bc_stmt, build_compound_literal,
14170 build_function_call.
14171 * c-decl.c (build_compound_literal): Add location argument.
14172 Make all diagnostic calls use location.
14173 (start_struct): Same.
14174 (finish_struct): Same.
14175 (start_enum): Same.
14176 (build_enumerator): Same.
14177 (start_function): Same.
14178 (grokdeclarator): Make all diagnostic calls use location.
14179 (store_parm_decls_oldstyle): Same.
14180 * c-typeck.c (build_function_call): Add location argument.
14181 Make all diagnostic calls use location.
14183 (c_finish_bc_stmt): Same.
14184 * tree-nested.c (get_trampoline_type): Add argument.
14185 Pass location to build_decl.
14186 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14187 * rtl.h (RTL_LOCATION): New.
14188 * c-common.c (c_add_case_label): Add location argument.
14189 Make all diagnostic calls use location.
14190 * c-common.h: Add location argument to make_fname_decl, do_case,
14191 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14192 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14193 Set it appropriately for every case. Pass enum_loc to start_enum
14194 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14196 (c_parser_struct_or_union_specifier): Save location. Use it for
14197 start_struct, finish_struct, and parser_xref_tag.
14199 2009-06-12 Ian Lance Taylor <iant@google.com>
14201 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14203 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14204 cpp_opts->warn_cxx_operator_names.
14206 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14209 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14210 is returns NULL and OP is a VCE, look through the VCE.
14212 2009-06-12 Ian Lance Taylor <iant@google.com>
14215 * collect2.c (main): Use CONST_CAST2 in code inside #if
14216 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14218 2009-06-12 Joey Ye <joey.ye@intel.com>
14220 PR middle-end/39146
14221 * cfgexpand.c (get_decl_align_unit): Update
14222 max_used_stack_slot_alignment with align instead of
14223 stack_alignment_needed.
14225 * function.c (assign_stack_local_1): Update
14226 max_used_stack_slot_alignment with alignment_in_bits instead
14227 of stack_alignment_needed.
14228 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14231 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14233 * dwarf2out.c (last_var_location_insn): New variable.
14234 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14235 (dwarf2out_var_location): Don't record anything after last real
14236 insn. Only change labels if there were any real instructions
14237 in between last note and this one, or if changed sections.
14239 2009-06-11 Richard Henderson <rth@redhat.com>
14241 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14242 note when storing the frame pointer in a register.
14243 (FRP): Don't redefine to nothing for epilogue.
14244 (alpha_expand_epilogue): Mark register and sp restores.
14245 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14247 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14248 when gen_lowpart is needed.
14250 2009-06-11 Richard Henderson <rth@redhat.com>
14252 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14254 * dwarf2out.c (need_data_align_sf_opcode): New.
14255 (div_data_align): Move earlier.
14256 (def_cfa_1, reg_save): Use it.
14258 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14260 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14261 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14262 (ix86_handle_option): Handle OPT_mcrc32.
14263 (ix86_target_string): Add -mcrc32.
14264 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14266 * config/i386/i386.h (TARGET_CRC32): New.
14268 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14269 (sse4_2_crc32di): Likewise.
14271 * config/i386/i386.opt (mcrc32): New.
14273 * doc/invoke.texi: Document -mcrc32.
14275 2009-06-11 Richard Henderson <rth@redhat.com>
14277 * common.opt (gdwarf-): Accept a version number.
14278 * doc/invoke.texi (gdwarf-): Update docs.
14279 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14280 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14281 version level, and record it.
14283 * dwarf2.h (DW_CIE_VERSION): Remove.
14284 * dwarf2out.c (DWARF_VERSION): Remove.
14285 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14286 (output_call_frame_info): Use CIE version 3 for dwarf3,
14287 or if the return register column is out of range for version 1.
14288 (dwarf_stack_op_name): Add all dwarf3 values.
14289 (DEBUG_PUBTYPES_SECTION): New.
14290 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14291 encoding change for dwarf3.
14292 (output_die) [dw_val_class_die_ref]: Likewise.
14293 (output_compilation_unit_header): Emit correct version for dwarf3.
14294 (output_line_info): Likewise.
14295 (output_pubnames): Update for DWARF_VERSION removal.
14296 (output_aranges): Likewise.
14297 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14298 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14299 (dwarf2out_finish): Likewise.
14301 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14303 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14306 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14309 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14310 * builtins.c (expand_builtin_unreachable): New function.
14311 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14312 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14313 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14315 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14316 searching for missing barriers.
14318 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14320 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14321 when -fprofile-generate* was passed.
14322 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14324 2009-06-11 Anthony Green <green@moxielogic.com>
14326 * config/moxie/moxie.md: Define length attribute for all instructions.
14328 (*b<cond:code>): Support limited branch ranges for new PC-relative
14329 branch instructions.
14330 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14332 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14334 * config/i386/i386.c (min_insn_size): Use get_attr_length
14335 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14336 For __asm return 0.
14338 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14339 instead of emit_insn_before.
14341 2009-06-10 Ian Lance Taylor <iant@google.com>
14344 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14347 2009-06-10 Revital Eres <eres@il.ibm.com>
14349 * passes.c (init_optimization_passes): Reschedule
14350 predictive-commoning pass before complete unroll pass.
14352 2009-06-10 Martin Jambor <mjambor@suse.cz>
14354 * cgraph.c (cgraph_node_can_be_local_p): New function.
14355 (cgraph_make_node_local): New function.
14356 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14357 (cgraph_make_node_local): Declare.
14359 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14361 * tree.h (tree_base): Add packed_flag and user_align fields.
14362 Decrease size of spare field.
14363 (TYPE_USER_ALIGN): Use user_align from tree_base.
14364 (DECL_USER_ALIGN): Likewise.
14365 (TYPE_PACKED): Use packed_flag from tree_base.
14366 (DECL_PACKED): Likewise.
14367 (tree_type): Delete packed_flag and user_align fields. Widen
14368 precision field. Widen mode field and shuffle fields to align
14369 mode on an 8-bit boundary.
14370 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14371 Renumber decl_flag_* fields. Fix comments. Widen
14372 decl_common_unused field.
14373 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14374 (DECL_EXTERNAL): Likewise.
14375 (DECL_BIT_FIELD): Likewise.
14376 (DECL_NONADDRESSABLE_P): Likewise.
14377 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14378 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14380 2009-06-10 Ian Lance Taylor <iant@google.com>
14382 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14383 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14384 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14385 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14386 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14387 DEF_VEC_ALLOC_FUNC_P.
14388 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14389 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14390 DEF_VEC_ALLOC_FUNC_O.
14391 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14392 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14393 DEF_VEC_ALLOC_FUNC_I.
14394 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14395 (vec_stack_p_reserve_exact_1): Declare.
14396 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14397 (vec_stack_free): Declare.
14398 (VEC_stack_alloc): Define.
14399 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14400 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14401 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14402 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14404 (stack_vecs): New static variable.
14405 (vec_stack_p_reserve_exact_1): New function.
14406 (vec_stack_o_reserve_1): New static function.
14407 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14408 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14409 (vec_stack_free): New function.
14410 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14411 (VEC_df_ref_stack_alloc): Define.
14412 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14413 DEF_VEC_ALLOC_P_STACK.
14414 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14415 (struct df_collection_rec): Change _vec fields to VEC. Remove
14417 (df_free_collection_rec): Adjust for new fields.
14418 (df_insn_rescan): Use new df_collection_rec fields.
14419 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14420 (df_ref_create_structure, df_ref_record): Likewise.
14421 (df_get_conditional_uses, df_get_call_refs): Likewise.
14422 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14423 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14424 (df_record_exit_block_uses, df_bb_verify): Likewise.
14425 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14426 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14427 Remove count parameter. Change return type to void. Change all
14429 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14430 Remove count parameter. Change return type to void. Change all
14432 (df_install_refs): Change old_vec parameter to VEC. Remove count
14433 parameter. Change all callers.
14434 (df_install_mws): Change old_vec parameter to VEC. Remove count
14435 parameter. Change all callers.
14436 (df_refs_verify): Change new_rec parameter to VEC. Change call
14438 (df_mws_verify): Likewise.
14440 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14442 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14444 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14446 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14448 2009-06-10 Anthony Green <green@moxielogic.com>
14450 * config/moxie/crti.asm: New file.
14451 * config/moxie/crtn.asm: New file.
14452 * config/moxie/moxie.c: New file.
14453 * config/moxie/moxie.h: New file.
14454 * config/moxie/sfp-machine.h: New file.
14455 * config/moxie/moxie-protos.h: New file.
14456 * config/moxie/t-moxie: Created.
14457 * config/moxie/t-moxie-softfp: Created.
14458 * config/moxie/moxie.md: Created.
14459 * config/moxie/constraints.md: Created.
14460 * config.gcc: Add moxie support.
14461 * doc/md.texi (Machine Constraints): Add moxie constraints.
14462 * doc/contrib.texi (Contributors): Mention moxie port.
14463 * doc/install.texi (Specific): Mention the moxie port.
14465 2009-06-09 Ian Lance Taylor <iant@google.com>
14467 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14468 compiling with C++.
14469 * optabs.c (optab_table): Only use designated initializers if
14470 HAVE_DESIGNATED_INITIALIZERS is defined.
14471 (convert_optab_table): Likewise.
14472 (init_optabs): Always call init_insn_codes if
14473 HAVE_DESIGNATED_INITIALIZERS is not defined.
14475 2009-06-09 Ian Lance Taylor <iant@google.com>
14477 * targhooks.c (default_builtin_vectorized_function): Change fn
14478 parameter to unsigned int.
14479 (default_builtin_vectorized_conversion): Change code parameter to
14481 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14482 * targhooks.h: Update declarations.
14483 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14484 parameter to unsigned int.
14486 * c-typeck.c (comptypes_check_enum_int): New static function.
14487 (comptypes_internal): Add enum_and_int_p parameter. Change all
14489 (comp_target_types): Add location parameter. Change all callers.
14490 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14491 Change all callers.
14492 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14493 (build_conditional_expr): Add colon_loc parameter. Change all
14495 (convert_for_assignment): Add location parameter. Change all callers.
14496 * c-parser.c (c_parser_conditional_expression): Pass location of
14497 colon to build_conditional_expr.
14498 * c-tree.h (build_conditional_expr): Update declaration.
14500 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14502 * graphite.c: Revert previous patch.
14504 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14507 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14509 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14511 * tree-ssa-loop-prefetch.c
14512 (loop_prefetch_arrays): Fixed a portability problem in printf format
14515 2009-06-09 Martin Jambor <mjambor@suse.cz>
14517 PR tree-optimization/40351
14518 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14519 refrence to a potential artifical subaccess can be constructed.
14521 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14523 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14524 (sh_override_options): Likewise.
14525 * config/sh/sh.c: Include params.h.
14526 (sh_optimization_options): New.
14527 (sh_override_options): Likewise.
14528 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14529 (OVERRIDE_OPTIONS): Use sh_override_options.
14531 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14533 * dwarf2out.c (emit_cfa_remember): New variable.
14534 (add_fde_cfi): If emit_cfa_remember, recurse to add
14535 DW_CFA_remember_state first.
14536 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14537 instead just set emit_cfa_remember.
14539 2009-06-08 Jan Hubicka <jh@suse.cz>
14542 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14544 2009-06-08 Jan Hubicka <jh@suse.cz>
14546 PR middle-end/39834
14547 * cgraphunit.c (save_inline_function_body): Do not copy transform
14548 hooks for saved inline bodies.
14549 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14550 for given function.
14552 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14554 * jump.c (returnjump_p): Handle delayed branches. Add missing
14557 2009-06-08 Jan Hubicka <jh@suse.cz>
14559 PR middle-end/40102
14560 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14561 original node might've been modified.
14562 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14564 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14566 * tree-object-size.c (addr_object_size): Add OSI argument.
14567 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14568 (compute_builtin_object_size, expr_object_size): Adjust callers.
14569 (plus_stmt_object_size): Call addr_object_size instead of
14570 compute_builtin_object_size.
14572 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14573 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14575 * tree-ssa-loop-prefetch.c
14576 (gather_memory_references): Introduced a counter for the number of
14578 (anything_to_prefetch_p): Introduced a counter for the number of
14580 (is_loop_prefetching_profitable): New function with a cost model
14582 (loop_prefetch_arrays): Use the new cost model to determine if
14583 prefetching is profitable.
14584 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14585 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14586 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14587 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14588 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14589 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14591 2009-06-08 Michael Matz <matz@suse.de>
14594 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14595 partitions use the same.
14596 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14597 for basevars of SSA_NAMEs.
14598 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14599 to not expand them twice.
14600 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14603 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14605 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14606 (fdump-final-insns=, gtoggle): New.
14607 * doc/invoke.texi: Document them.
14608 * final.c (rest_of_clean_state): Dump final insn stream.
14609 * gcc.c (invoke_as): Hook in -fcompare-debug.
14610 (static_spec_functions): Add compare-debug-dump-opt,
14611 compare-debug-self-opt and compare-debug-auxbase-opt.
14612 (compare_debug, compare_debug_second, compare_debug_opt): New.
14613 (switches_debug_check, n_switches_debug_check): New.
14614 (debug_auxbase_opt, debug_check_temp_file): New.
14615 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14617 (do_self_spec): Handle arguments after switches.
14618 (do_spec_1): Add .gk extension to temp file basenames for compare.
14619 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14620 (cc1_options): Use it instead of normal auxbase computation for
14621 the second compare-debug compilation.
14622 (compare_files): New.
14623 (main): Set up and implement compare debug mode.
14624 (compare_debug_dump_opt_spec_function): New.
14625 (compare_debug_self_opt_spec_function): New.
14626 (compare_debug_auxbase_opt_spec_function): New.
14627 * toplev.c (process_options): Handle flag_gtoggle,
14628 flag_dump_final_insns.
14629 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14630 during -fcompare-debug-second compilation.
14632 2009-06-07 Ian Lance Taylor <iant@google.com>
14634 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14635 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14637 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14638 with no default node. Change warning with %H to warning_at.
14639 Don't clear warn_switch around case checking.
14640 * doc/invoke.texi (Warning Options): Clarify distinction between
14641 -Wswitch and -Wswitch-enum.
14643 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14645 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14647 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14649 * gbl-ctors.h: Add header guard.
14651 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14653 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14654 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14655 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14656 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14657 prototypes for removed functions.
14658 (expressions_equal_p): Move to ...
14659 * tree-ssa-sccvn.h: ... here and ...
14660 * matrix-reorg.c: ... adjust includes.
14662 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14664 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14666 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14668 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14669 (finish_function): Remove erroneous whitespace.
14671 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14673 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14674 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14676 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14678 * errors.c (internal_error): Commentary typo fix.
14679 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14680 * tree-ssa-pre.c: Ditto.
14682 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14684 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14685 them is supposed to hold actual statements.
14687 2009-06-06 Ian Lance Taylor <iant@google.com>
14689 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14690 empty statements can now have attributes.
14692 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14694 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14695 * config/mips/mips.md: Ditto.
14697 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14699 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14701 (__eabi_uconvert): Likewise.
14703 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14705 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14706 CFI_* definitions with IN_GCC.
14708 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14710 * xcoffout.h (xcoffout_source_line): Update prototype.
14712 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14714 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14715 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14717 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14719 PR middle-end/40340
14720 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14721 inlined_function_outer_scope_p blocks for artificial inlines
14723 * tree.c (tree_nonartificial_location): Rewrite using
14724 block_nonartificial_location.
14726 2009-06-05 Revital Eres <eres@il.ibm.com>
14727 Leehod Baruch <leehod@il.ibm.com>
14729 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14730 (expand_expr_real_1): Remove comment.
14731 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14732 Vectorize misaligned access when the target supports it.
14733 (vect_supportable_dr_alignment): Check for unaligned access support.
14734 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14737 2009-06-05 Julian Brown <julian@codesourcery.com>
14739 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14740 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14742 2009-06-05 Richard Guenther <rguenther@suse.de>
14745 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14746 as possibly unused.
14748 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14750 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14751 (save_gprs): Don't tell unwinder when a global register is saved.
14752 (s390_emit_epilogue): Emit needed epilogue unwind info.
14754 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14756 * dwarf2out.c (deferred_asm_name): New.
14757 (add_name_and_src_coords_attributes): Defer creation of
14758 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14760 (move_linkage_attr): New.
14761 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14764 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14766 * tree-nested.c (finalize_nesting_tree_1): Declare the
14767 frame_decl in the binding tree.
14769 2009-06-04 Cary Coutant <ccoutant@google.com>
14771 * basic-block.h (struct basic_block_def): Add discriminator field.
14772 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14774 * debug.c (do_nothing_debug_hooks): Add additional entry.
14775 (debug_nothing_int_charstar_int): New function.
14776 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14777 (debug_nothing_int_charstar_int): New declaration.
14778 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14779 discriminator value in .loc directive.
14780 * final.c (last_discriminator): New variable.
14781 (discriminator): New variable.
14782 (final_start_function): Initialize above variables, pass current
14783 discriminator to debug hook.
14784 (notice_source_line): Check for discriminator change.
14785 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14786 * sdbout.c (sdbout_source_line): New parameter.
14787 * tree-cfg.c (struct locus_discrim_map): New structure type.
14788 (discriminator_per_locus): New hash table.
14789 (build_gimple_cfg): Allocate and free discriminator hash table.
14790 (make_edges): Call assign_discriminator.
14791 (locus_map_hash): New function.
14792 (locus_map_eq): New function.
14793 (next_discriminator_for_locus): New function.
14794 (same_line_p): New function.
14795 (assign_discriminator): New function.
14796 (make_cond_expr_edges): Call assign_discriminator.
14797 (make_gimple_switch_edges): Likewise.
14798 (first_non_label_stmt): New function.
14799 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14801 * xcoffout.c (xcoffout_source_line): Add new parameter.
14803 * configure.ac (gcc_cv_as_discriminator): New configury check for
14804 gas support for discriminator.
14805 * configure: Regenerate.
14806 * config.in: Regenerate.
14808 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14810 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14811 val after checking for integers.
14813 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14815 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14817 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14818 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14819 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14820 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14821 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14822 X64_SSE_REGPARM_MAX.
14823 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14824 X64_SSE_REGPARM_MAX.
14826 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14828 * gcc.c (report_times_to_file): New.
14829 (execute): Implement it.
14830 (process_command): Support -time=.
14831 * doc/invoke.texi: Document it.
14833 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14835 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14836 that have value exprs.
14838 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14840 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14841 declarations for constants until...
14842 (dw2_output_indirect_constant_1): ... this point.
14844 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14847 * arm.md (arm_addsi3): Don't try to split an add with an
14848 eliminable register until after reload has completed.
14850 2009-06-03 Ian Lance Taylor <iant@google.com>
14852 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14853 * genattrtab.c (write_length_unit_log): Likewise.
14854 * genchecksum.c (dosum): Likewise.
14855 * gengtype.c (write_rtx_next): Likewise.
14856 (finish_root_table, write_roots): Likewise.
14857 * gimple.c (gimple_ops_offset_): Likewise.
14858 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14859 * config/arc/arc.c (arc_attribute_table): Likewise.
14860 * config/arm/arm.c (arm_attribute_table): Likewise.
14861 * config/avr/avr.c (avr_attribute_table): Likewise.
14862 * config/crx/crx.c (crx_attribute_table): Likewise.
14863 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14864 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14865 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14866 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14867 * config/sh/sh.c (sh_attribute_table): Likewise.
14868 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14869 * config/spu/spu.c (spu_attribute_table): Likewise.
14870 * config/v850/v850.c (v850_attribute_table): Likewise.
14872 * config/alpha/alpha.c (vms_attribute_table): Make static.
14873 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14874 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14875 * config/mips/mips.c (mips_attribute_table): Likewise.
14877 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14879 (cc1-checksum.o): Likewise.
14881 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14883 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14885 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14887 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14888 insn if it is changing sp. Use gen_add3_insn instead of
14889 conditionally gen_addsi3 and gen_adddi3.
14890 (offset_below_red_zone_p): New static inline function.
14891 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14892 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14893 * config/rs6000/ppc-asm.h: Include auto-host.h.
14894 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14895 CFI_RESTORE): Define.
14896 * config/rs6000/crtresxgpr.asm: Add unwind info.
14897 * config/rs6000/crtresxfpr.asm: Likewise.
14898 * config/rs6000/crtresgpr.asm: Likewise.
14899 * config/rs6000/crtresfpr.asm: Likewise.
14900 * config/rs6000/crtsavgpr.asm: Likewise.
14901 * config/rs6000/crtsavfpr.asm: Likewise.
14903 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14904 argument of DWARF2_FRAME_REG_OUT macros.
14906 2009-06-03 Julian Brown <julian@codesourcery.com>
14908 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14909 words or less (including TImode) in core registers.
14911 2009-06-03 Richard Guenther <rguenther@suse.de>
14913 PR middle-end/40328
14914 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14916 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14918 * statistics.c (statistics_counter_event): Do not record event
14919 in pass dump if its number == -1.
14920 (curr_statistics_hash): Add assert that we never get passes
14921 with static number == -1.
14923 2009-06-03 Richard Guenther <rguenther@suse.de>
14924 Andrey Belevantsev <abel@ispras.ru>
14926 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14927 non-BLKmode arrays addressable.
14929 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14931 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14932 * config/m68k/m68k.h: ... here.
14934 2009-06-03 Martin Jambor <mjambor@suse.cz>
14936 PR tree-optimization/40323
14937 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14940 2009-06-03 Richard Guenther <rguenther@suse.de>
14942 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14945 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14947 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14948 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14949 JUMP_TABLE_DATA_P where applicable.
14950 * config/sh/sh.c: Ditto.
14951 * config/sh/sh.h: Ditto.
14952 * config/sh/sh.md: Ditto.
14953 * config/sh/symbian.c: Ditto.
14955 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14957 * config/i386/driver-i386.c (describe_cache): Optimize
14958 concatenation of strings. Use snprintf instead of sprintf.
14959 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14960 target when not compiling with GCC.
14962 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14964 * config/sh/sh.c: Revert last change.
14965 (sh_expand_epilogue): Emit a blockage insn before the frame
14966 pointer adjustment unconditionally.
14968 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14970 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14971 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14972 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14973 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14974 to COLLECT_GCC_OPTIONS.
14976 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14978 * collect2.c (target_system_root): New variable.
14979 (main): Handle --sysroot=.
14980 (ignore_library): Strip the sysroot from the library path.
14982 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14984 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14985 (collect2.o): Depend on collect2-aix.h.
14986 (collect2-aix.o): New rule.
14987 * collect2-aix.h: New file.
14988 * collect2-aix.c: Likewise.
14989 * collect2.c: Include collect2-aix.h. Don't undefine
14990 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14991 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14992 Use TARGET_AIX_VERSION instead of _AIX51.
14993 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14994 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14995 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14996 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14997 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14999 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15001 * collect2.c (ignore_library): Avoid premature post-increment
15002 and null deference.
15004 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15006 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15007 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15008 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15009 CROSS_DIRECTORY_STRUCTURE too.
15010 (LINK_LIBG_SPEC): Likewise.
15011 (LIB_SPEC): Add %R to sysroot paths.
15012 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15013 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15014 * config/rs6000/aix51.h: As for aix43.h.
15015 * config/rs6000/aix52.h: Likewise.
15016 * config/rs6000/aix53.h: Likewise.
15017 * config/rs6000/aix61.h: Likewise.
15018 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15019 to the beginning of sysroot paths.
15021 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15023 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15024 INSN_LISTs that are out of the REG_NOTE range.
15026 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15028 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15029 (struct var_to_expand): Likewise.
15030 (struct opt_info): Add head and tail for linked lists of the above.
15031 (analyze_insn_to_expand_var): Initialize next.
15032 (analyze_iv_to_split_insn): Likewise.
15033 (analyze_insns_in_loop): Create linked lists.
15034 (allocate_basic_variable): Simplify for use without hash table.
15035 (insert_var_expansion_initialization): Likewise, make it type-safer.
15036 (combine_var_copies_in_loop_exit): Likewise.
15037 (apply_opt_in_copies): Walk lists rather than hash tables.
15038 (release_var_copies): Simplified and inlined by hand into...
15039 (free_opt_info): ... this function.
15041 2009-06-02 Richard Guenther <rguenther@suse.de>
15043 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15046 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15048 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15049 only for builtins that are not overridden.
15051 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15053 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15056 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15058 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15060 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15062 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15064 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15066 * common.opt (fdump-unnumbered-links): New.
15067 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15068 * print-rtl.c (flag_dump_unnumbered_links): New.
15069 (print_rtx): Test it.
15071 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15073 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15074 push/pop multiple to 8-byte alignment.
15076 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15078 * config/i386/i386.c (queued_cfa_restores): New static variable.
15079 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15081 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15082 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15083 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15084 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15085 note unconditionally.
15086 (ix86_emit_restore_regs_using_mov): Likewise.
15087 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15088 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15089 it through to ix86_emit_restore_reg_using_pop.
15090 (ix86_emit_leave): Add RED_OFFSET argument. Call
15091 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15092 instead of adding REG_CFA_OFFSET note unconditionally.
15093 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15094 the above functions. Call ix86_add_queued_cfa_restore_notes when
15097 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15098 force output of the label even for dwarf2out_do_cfi_asm.
15099 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15100 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15101 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15103 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15104 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15105 dwarf2out_cfi_label callers.
15106 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15107 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15108 Adjust dwarf2out_cfi_label callers.
15109 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15111 * config/i386/i386.h (struct machine_cfa_state,
15112 struct machine_function): Guard with ifndef USED_FOR_TARGET
15113 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15116 * emutls.c (__emutls_get_address): Change arr->size to mean number
15117 of allocated arr->data entries instead of # of slots + 1.
15119 PR middle-end/40316
15120 * recog.c (peep2_reinit_state): New function.
15121 (peephole2_init_state): Use it at the end of a basic block and also
15122 when seeing a RTX_FRAME_RELATED_P insn.
15124 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15126 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15127 fixuns_truncrfdi2): New.
15128 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15129 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15130 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15131 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15132 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15133 *recip_approx): Remove.
15134 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15135 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15136 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15138 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15141 2009-06-01 Ian Lance Taylor <iant@google.com>
15143 * attribs.c (register_attribute): Use CONST_CAST.
15144 * collect2.c (main): Use CONST_CAST2.
15145 (scan_prog_file): Likewise.
15146 * gcc.c (process_command, main): Likewise.
15147 * toplev.c (toplev_main): Likewise.
15149 * c-typeck.c (handle_warn_cast_qual): New static function,
15150 partially broken out of build_c_cast.
15151 (build_c_cast): Call handle_warn_cast_qual.
15152 * doc/invoke.texi (Warning Options): Document new effect of
15155 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15157 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15158 (diagnostic_report_current_module): Print columns.
15159 * common.opt (flag_show_column): Enable by default.
15161 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15163 * alias.c (find_base_term): Check for NULL term before returning.
15165 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15167 Revert due to PR40320:
15168 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15169 * calls.c (emit_library_call_value_1): Don't force_operand for move
15172 2009-06-01 Olivier Hainque <hainque@adacore.com>
15173 Eric Botcazou <ebotcazou@adacore.com>
15175 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15176 to be processed as a bitfield for constructor output purposes.
15177 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15179 * varasm.c (oc_local_state): New type, output_constructor
15180 local state to support communication with helpers.
15181 (oc_outer_state): New type, output_constructor outer state of
15182 relevance in recursive calls.
15183 (output_constructor_array_range): New output_constructor helper,
15184 extracted code for an array range element.
15185 (output_constructor_regular_field): New output_constructor helper,
15186 extracted code for an element that is not a bitfield.
15187 (output_constructor_bitfield): New output_constructor helper,
15188 extracted code for a bitfield element. Accept an OUTER state
15189 argument for recursive processing. Recurse on record or array
15190 CONSTRUCTOR values, possibly past noop conversions.
15191 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15192 VALUE is a valid constant-valued expression for use in a static
15193 bit-field initializer.
15194 (output_constructor): Rework to use helpers. Accept and honor an
15195 OUTER state argument for recursive calls. Return total size. Be
15196 prepared for nested constructors initializing bitfields.
15197 (output_constant): Feed OUTER in calls to output_constructor.
15199 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15201 * calls.c (emit_library_call_value_1): Don't force_operand for move
15204 2009-06-01 Nick Clifton <nickc@redhat.com>
15206 * doc/invoke.texi (IA-64 Options): Fix typo.
15208 2009-06-01 Ira Rosen <irar@il.ibm.com>
15210 PR tree-optimization/39129
15211 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15213 (vect_do_peeling_for_loop_bound): Use
15214 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15215 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15216 (vect_loop_versioning): Likewise.
15217 (vect_create_cond_for_alias_checks): Fix indentation.
15218 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15220 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15221 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15222 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15223 "control flow in loop".
15224 (vect_estimate_min_profitable_iters): Use
15225 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15226 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15227 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15228 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15229 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15230 statement belongs to a group of strided accesses with the exact code
15232 (vectorizable_load): Likewise.
15233 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15234 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15236 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15238 * config/freebsd-stdint.h: New file.
15239 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15240 Add freebsd-stdint.h to tm_file.
15242 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15244 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15245 (thumb2_extendhidi2): Likewise.
15247 2009-05-31 Ian Lance Taylor <iant@google.com>
15249 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15251 2009-05-31 Ian Lance Taylor <iant@google.com>
15253 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15254 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15255 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15257 2009-05-31 Jason Merrill <jason@redhat.com>
15259 * tree-pretty-print.c (print_call_name): Take the callee, not the
15260 call itself. Make non-static. Use dump_function_name for functions.
15261 (dump_generic_node): Adjust.
15262 * diagnostic.h: Declare print_call_name.
15263 * gimple-pretty-print.c (dump_gimple_call): Use it.
15265 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15267 * config/sh/sh.md (ashldi3_std): New define_expand.
15270 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15273 * config/sh/sh.c: Include debug.h.
15274 (sh_expand_epilogue): Emit a blockage insn before the frame
15275 pointer adjustment also when dwarf2out_do_frame returns true.
15277 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15279 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15280 (thumb2_extendqidi2): New pattern.
15282 2009-05-31 Ira Rosen <irar@il.ibm.com>
15284 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15285 mark phis for renaming.
15286 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15287 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15288 Call mark_sym_for_renaming.
15289 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15290 * tree-vect-loop.c (vect_transform_loop): Remove
15291 vect_memsyms_to_rename initialization and a call to
15292 mark_set_for_renaming.
15294 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15296 PR middle-end/40304
15297 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15298 frame related even if !set_cfa && style < 0.
15300 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15302 * config/i386/mingw-tls.c: New file.
15303 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15304 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15305 defining _WIN32 but not __CYGWIN__.
15307 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15309 * configure.ac: Add MPC support.
15311 * config.in, configure: Regenerate.
15313 2009-05-29 Richard Henderson <rth@redhat.com>
15315 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15316 NOTE_INSN_BASIC_BLOCK.
15317 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15318 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15319 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15321 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15323 (add_cfi): Disable check redefining cfa away from drap.
15324 (lookup_cfa_1): Add remember argument; handle remember/restore.
15325 (lookup_cfa): Pass remember argument.
15326 (cfa_remember): New.
15327 (compute_barrier_args_size_1): Remove sibcall check.
15328 (dwarf2out_frame_debug_def_cfa): New.
15329 (dwarf2out_frame_debug_adjust_cfa): New.
15330 (dwarf2out_frame_debug_cfa_offset): New.
15331 (dwarf2out_frame_debug_cfa_register): New.
15332 (dwarf2out_frame_debug_cfa_restore): New.
15333 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15334 (dwarf2out_begin_epilogue): New.
15335 (dwarf2out_frame_debug_restore_state): New.
15336 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15337 DW_CFA_restore_state.
15338 (output_cfi_directive): Likewise.
15339 (convert_cfa_to_fb_loc_list): Likewise.
15340 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15341 * dwarf2out.h: Update.
15342 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15343 (copy_insn_1): Early out for null.
15344 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15345 and dwarf2out_frame_debug_restore_state.
15346 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15347 (prologue_insn_hash, epilogue_insn_hash): New.
15348 (free_after_compilation): Adjust freeing accordingly.
15349 (record_insns): Create hash table if needed; push insns into
15350 hash instead of array.
15351 (maybe_copy_epilogue_insn): New.
15352 (contains): Search hash table instead of array.
15353 (sibcall_epilogue_contains): Remove.
15354 (thread_prologue_and_epilogue_insns): Split eh_return insns
15355 and mark them as epilogues.
15356 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15357 scanning in terms of basic blocks.
15358 * insn-notes.def (CFA_RESTORE_STATE): New.
15359 * jump.c (returnjump_p_1): Accept EH_RETURN.
15360 (eh_returnjump_p_1, eh_returnjump_p): New.
15361 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15362 CFA_REGISTER, CFA_RESTORE): New.
15363 * rtl.def (EH_RETURN): New.
15364 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15366 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15367 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15369 * config/i386/i386.c (gen_push): Update cfa state.
15370 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15371 add a CFA_ADJUST_CFA note.
15372 (ix86_dwarf_handle_frame_unspec): Remove.
15373 (ix86_expand_prologue): Update cfa state.
15374 (ix86_emit_restore_reg_using_pop): New.
15375 (ix86_emit_restore_regs_using_pop): New.
15376 (ix86_emit_leave): New.
15377 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15378 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15379 * config/i386/i386.h (struct machine_cfa_state): New.
15380 (ix86_cfa_state): New.
15381 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15382 (eh_return_internal): Merge from eh_return_<mode>,
15383 use eh_return rtx, split w/ epilogue.
15385 2009-05-29 Ian Lance Taylor <iant@google.com>
15387 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15389 * calls.c (emit_library_call_value_1): Likewise.
15391 * c-typeck.c (c_build_va_arg): New function.
15392 * c-tree.h (c_build_va_arg): Declare.
15393 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15394 instead of build_va_arg.
15396 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15398 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15399 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15400 (ptr_difference_cost): Use affine combinations to compute it.
15401 (difference_cost): Likewise.
15402 (get_computation_cost_at): Compute more accurate cost for addresses
15403 if the ratio is a multiplier allowed in addresses.
15404 For non-addresses, consider that an additional offset or symbol is
15407 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15409 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15410 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15412 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15413 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15414 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15416 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15417 to 1 for TYPE_SSE{IADD1,CVT1}.
15418 (prefix_vex_imm8): Removed.
15419 (length_vex): Only pass 1 as second argument to
15420 ix86_attr_length_vex_default if prefix_extra is 0.
15421 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15422 (length): For prefix vex computation use length_immediate
15423 attribute instead of prefix_vex_imm8.
15424 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15425 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15426 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15427 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15428 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15429 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15430 a space in between the operands.
15431 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15432 if one operand is 0xff and the other one si, di, bp or sp.
15433 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15434 other one si, di, bp or sp.
15435 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15436 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15437 type and mode attributes.
15438 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15439 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15440 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15441 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15442 prefix_data16 attribute iff MODE_DF.
15443 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15444 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15445 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15446 constm128_operand in length_immediate computation.
15447 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15448 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15449 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15450 length_immediate attribute to 1.
15451 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15452 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15453 for certain alternatives.
15454 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15455 prefix_data16 attribute if MODE_V1DF.
15456 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15457 length_immediate to 1.
15458 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15459 length_address to 4, set mode attribute to MODE_DI.
15460 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15461 (fxam<mode>2_i387): Set length attribute to 4.
15462 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15463 *prefetch_3dnow_rex): Override length_address attribute.
15464 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15466 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15467 (constm128_operand): Removed.
15468 * config/i386/i386.c (memory_address_length): For
15469 disp && !index && !base in 64-bit mode account for SIB byte if
15470 print_operand_address can't optimize disp32 into disp32(%rip)
15471 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15472 for fs: or gs: segment.
15473 (ix86_attr_length_immediate_default): When checking if shortform
15474 is possible, truncate immediate to the length of the non-shortened
15476 (ix86_attr_length_address_default): Ignore MEM_P operands
15478 (ix86_attr_length_vex_default): Only check for DImode on
15479 GENERAL_REG_P operands.
15480 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15481 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15482 (sse_cvttps2pi): Clear prefix_rep attribute.
15483 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15485 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15486 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15487 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15488 iff operand 2 is const_int_operand.
15489 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15490 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15491 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15493 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15495 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15496 prefix_data16 attribute for movlpd and movhpd instructions.
15497 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15498 length_immediate for shufpd instruction.
15499 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15500 (avx_cmpp<avxmodesuffixf2c><mode>3,
15501 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15502 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15503 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15504 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15505 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15506 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15507 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15508 prefix_data16 attribute for the first alternative to 1.
15509 (*avx_loadlps): Override length_immediate for the first alternative.
15510 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15511 attributes for second alternative.
15512 (*vec_concatv2sf_sse4_1): Override length_immediate and
15513 prefix_data16 attributes for second alternative.
15514 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15515 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15516 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15517 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15518 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15519 prefix_data16 and length_immediate to 1.
15520 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15522 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15523 prefix_extra attribute for variants that don't have 0f prefix alone.
15524 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15525 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15526 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15527 *sse4_1_pextrd): Set length_immediate to 1.
15528 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15529 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15531 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15532 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15533 length_immediate to 1 for second alternative.
15534 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15535 prefix_extra and length_immediate attributes for the first
15537 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15539 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15540 to 1 for the first and third alternative.
15541 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15543 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15545 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15547 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15548 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15549 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15550 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15551 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15552 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15553 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15554 ssse3_psign<mode>3): Override prefix_rex attribute.
15555 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15556 (ssse3_palignrti): Override length_immediate to 1.
15557 (ssse3_palignrdi): Override length_immediate to 1, override
15558 prefix_rex attribute.
15559 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15560 (sse4a_extrqi): Override length_immediate to 2.
15561 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15562 (sse4a_insertq): Override prefix_data16 to 0.
15563 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15564 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15565 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15566 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15567 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15568 and length_immediate to 1.
15569 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15570 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15571 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15572 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15573 and length_immediate to 1.
15574 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15575 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15576 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15577 avx_ptest256): Override prefix_extra to 1.
15578 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15579 Override prefix_data16 and length_immediate to 1.
15580 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15581 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15582 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15583 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15584 prefix_data16 to 0 and prefix_extra to 2.
15585 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15586 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15588 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15589 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15590 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15591 and prefix_extra to 2.
15592 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15593 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15594 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15595 avx_vpermilvar<mode>3,
15596 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15597 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15598 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15599 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15600 Override prefix_extra to 1.
15601 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15602 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15603 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15604 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15605 prefix_extra and length_immediate to 1.
15606 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15608 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15609 to 1 for the first alternative.
15610 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15611 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15613 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15614 *movv2sf_internal_avx, *movv2sf_internal): Override
15615 prefix_rep attribute for certain alternatives.
15616 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15617 attributes for certain alternatives.
15618 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15619 attributes for certain alternatives.
15620 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15621 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15622 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15623 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15624 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15625 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15626 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15627 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15628 length_immediate to 1 if operand 2 is const_int_operand.
15629 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15630 *vec_extractv2si_1): Set length_immediate attribute to 1.
15631 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15632 using old 3DNOW insn rather than SSE/3DNOW_A.
15633 (mmx_emms, mmx_femms): Clear modrm attribute.
15635 2009-05-29 Martin Jambor <mjambor@suse.cz>
15637 * tree-sra.c: New implementation of SRA.
15639 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15640 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15641 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15642 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15643 (SRA_MAX_STRUCTURE_COUNT): Removed.
15644 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15645 * doc/invoke.texi (sra-max-structure-size): Removed.
15646 (sra-field-structure-ratio): Removed.
15648 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15650 PR middle-end/40291
15651 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15654 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15656 PR rtl-optimization/40101
15657 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15658 seqno. Adjust comment.
15659 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15660 inserting bookkeeping before a jump, the jump is not scheduled.
15661 When no positive seqno found, provide a value. Add comment.
15663 2009-05-29 Richard Guenther <rguenther@suse.de>
15665 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15666 short-cutting on the first component.
15668 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15670 PR middle-end/39958
15671 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15672 for trees other than decls/types.
15674 2009-05-29 Richard Guenther <rguenther@suse.de>
15676 * tree-ssa-operands.c (get_expr_operands): Do not handle
15677 INDIRECT_REFs in the handled-component case. Remove
15678 unused get_ref_base_and_extent case.
15679 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15680 tree_low_cst and host_integerp where possible.
15681 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15682 codes for equivalence.
15683 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15685 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15687 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15688 to tmake_file for i[34567]86-*-cygwin*.
15690 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15693 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15694 (altivec_categorize_keyword, init_vector_keywords,
15695 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15698 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15700 * tree.c (handle_dll_attribute): Check if node is
15701 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15703 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15705 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15707 (thumb2_zero_extendqidi2): Likewise.
15709 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15711 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15712 instead of gen_movrt.
15713 * config/sh/sh.md (movrt): Remove.
15715 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15717 * doc/invoke.texi (IA-64 Options):
15718 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15719 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15720 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15721 -msched-prefer-non-control-spec-insns,
15722 -msched-stop-bits-after-every-cycle,
15723 -msched-count-spec-in-critical-path,
15724 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15725 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15726 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15727 and -msched-spec-verbose.
15729 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15731 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15732 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15734 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15736 2009-05-28 Richard Guenther <rguenther@suse.de>
15738 * tree-ssa-alias.c (ao_ref_init): New function.
15739 (ao_ref_base): Likewise.
15740 (ao_ref_base_alias_set): Likewise.
15741 (ao_ref_alias_set): Likewise.
15742 (refs_may_alias_p_1): Change signature.
15743 (refs_may_alias_p): Adjust.
15744 (refs_anti_dependent_p): Likewise.
15745 (refs_output_dependent_p): Likewise.
15746 (call_may_clobber_ref_p_1): Change signature.
15747 (call_may_clobber_ref_p): Adjust.
15748 (stmt_may_clobber_ref_p_1): New function split out from ...
15749 (stmt_may_clobber_ref_p): ... here.
15750 (maybe_skip_until): Adjust signature.
15751 (get_continuation_for_phi): Likewise.
15752 (walk_non_aliased_vuses): Likewise.
15753 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15754 (ao_ref_init): Declare.
15755 (ao_ref_base): Likewise.
15756 (ao_ref_alias_set): Likewise.
15757 (stmt_may_clobber_ref_p_1): Likewise.
15758 (walk_non_aliased_vuses): Adjust.
15759 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15760 (get_ref_from_reference_ops): remove.
15761 (vn_reference_lookup_2): Adjust signature.
15762 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15763 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15764 (vn_reference_lookup): Adjust.
15765 (vn_reference_insert): Likewise.
15766 (vn_reference_insert_pieces): Adjust signature.
15767 (visit_reference_op_call): Adjust.
15768 * tree-ssa-pre.c (get_expr_type): Simplify.
15769 (phi_translate_1): Adjust.
15770 (compute_avail): Likewise.
15771 (translate_vuse_through_block): Do not re-build trees.
15772 (value_dies_in_block_x): Likewise.
15773 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15775 (vn_reference_lookup_pieces): Adjust declaration.
15776 (vn_reference_insert_pieces): Likewise.
15778 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15780 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15781 with checking disabled.
15783 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15787 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15788 macro definition for support of three-operand format aligned
15789 .comm directive in assembler on cygwin/pe/mingw target OS.
15790 * configure: Regenerate.
15791 * config.h: Regenerate.
15793 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15794 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15795 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15797 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15798 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15800 2009-05-28 Ira Rosen <irar@il.ibm.com>
15802 PR tree-optimization/40254
15803 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15804 in analysis of basic blocks.
15806 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15808 PR middle-end/33699
15809 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15810 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15811 (TARGET_INITIALIZER): Use it.
15812 * cse.c (CHEAPER): Move it up to the other macros.
15813 (insert): Rename this ...
15814 (insert_with_costs): ... to this. Add cost parameters. Update
15816 (insert): New function. Call insert_with_costs.
15817 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15818 find_reg_offset_for_const, try_const_anchors): New functions.
15819 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15820 when using a const-anchor. Call insert_const_anchors.
15821 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15822 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15824 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15826 * tree-inline.c (remap_decls): Enable nonlocalized variables
15827 when not optimizing.
15829 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15831 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15832 Simplify other tests involving optimize.
15834 2009-05-27 Tom Tromey <tromey@redhat.com>
15836 * unwind-dw2.c (_Unwind_DebugHook): New function.
15837 (uw_install_context): Call _Unwind_DebugHook.
15839 2009-05-27 Tom Tromey <tromey@redhat.com>
15841 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15843 2009-05-27 Ian Lance Taylor <iant@google.com>
15845 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15846 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15847 (ALL_LINKERFLAGS): Define.
15848 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15849 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15850 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15851 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15852 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15853 $(LINKER_FOR_BUILD).
15854 (build/gcov-iov$(build_exeext)): Likewise.
15856 2009-05-27 Julian Brown <julian@codesourcery.com>
15858 * gcse.c (target.h): Include.
15859 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15860 copy of argument to a pseudo register.
15862 2009-05-27 Diego Novillo <dnovillo@google.com>
15864 * tree-ssa-live.c (dump_scope_block): Document arguments.
15865 (dump_scope_blocks): Document.
15866 (debug_scope_blocks): New.
15867 * tree-flow.h (debug_scope_blocks): Declare.
15869 2009-05-21 Denis Chertykov <denisc@overta.ru>
15871 * doc/contrib.texi (Contributors): Add myself to the list.
15873 2009-05-27 Olivier Hainque <hainque@adacore.com>
15875 * expr.c (target_align): New function. Alignment the TARGET of an
15876 assignment may be assume to have.
15877 (highest_pow2_factor_for_target): Use it instead of relying on
15878 immediate tree attributes of TARGET, not necessarily honored when
15879 intermediate bitfields are involved.
15881 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15884 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15885 AVX, SSE4, AES, PCLMUL and POPCNT.
15887 2009-05-27 Diego Novillo <dnovillo@google.com>
15889 * tree-pretty-print.c (dump_location): New.
15890 (dump_generic_node): Call it.
15891 Factor code to handle BLOCK nodes ...
15892 (dump_block_node): ... here.
15894 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15896 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15898 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15900 * gcc-plugin.h: Include config.h and system.h.
15901 (IN_GCC): Define if not defined.
15903 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15905 PR middle-end/40249
15906 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15909 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15911 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15913 * config/m32r/m32r.h: Ditto.
15914 * config/m32r/m32r.md: Ditto.
15915 * config/m32r/predicates.md: Ditto.
15917 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15919 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15921 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15924 (Loading plugins): typo.
15925 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15926 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15927 (Interacting with the GCC Garbage Collector): Added new section.
15928 (Giving information about a plugin): Added new section for
15930 * ggc.h (ggc_register_root_tab): Added declaration.
15931 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15932 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15933 (register_callback): Improved comment in declaration.
15934 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15935 (extra_root_vec) Added static variable for dynamic roots registration.
15936 (ggc_register_root_tab) Added new routine.
15937 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15938 PLUGIN_GGC_MARKING event.
15939 * ggc-zone.c: Include plugin.h.
15940 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15941 * ggc-page.c: Include plugin.h.
15942 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15943 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15944 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15945 (register_callback): check lack of callbacks for
15946 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15947 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15948 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15949 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15950 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15951 dependency on plugin.h.
15952 (plugin.o): Added dependency on ggc.h...
15954 2009-05-26 Richard Guenther <rguenther@suse.de>
15956 PR middle-end/40248
15958 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15959 with mismatched comparison modes.
15961 * expr.c (expand_expr_real_1): Expand the operand of a
15962 VIEW_CONVERT_EXPR in its natural mode.
15964 2009-05-26 Ian Lance Taylor <iant@google.com>
15966 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15967 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15968 (ALL_COMPILERFLAGS): Define.
15969 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15970 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15971 (collect2$(exeext), collect2.o): Likewise.
15972 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15973 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15974 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15975 (libbackend.o, intl.o, cppdefault.o): Likewise.
15976 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15977 (build/%.o): Use $(COMPILER_FOR_BUILD).
15978 (build/gen%$(build_exeext)): Likewise.
15979 (build/gcov-iov$(build_exeext)): LIkewise.
15980 * config/t-darwin (darwin.o): Use $(COMPILER).
15981 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15982 * config/t-sol2 (sol2-c.o): Likewise.
15983 (sol2.o): Likewise.
15984 * config/t-vxworks (vxworks.o): Likewise.
15985 * config/x-darwin (host-darwin.o): Likewise.
15986 * config/x-hpux (host-hpux.o): Likewise.
15987 * config/x-linux (host-linux.o): Likewise.
15988 * config/x-solaris (host-solaris.o): Likewise.
15989 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15990 * config/arm/t-arm (arm-c.o): Likewise.
15991 * config/arm/t-pe (pe.o): Likewise.
15992 * config/arm/t-wince-pe (pe.o): Likewise.
15993 * config/i386/t-cygming (winnt.o): Likewise.
15994 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15995 * config/i386/t-cygwin (cygwin1.o): Likewise.
15996 (cygwin2.o): Likewise.
15997 * config/i386/t-i386 (i386-c.o): Likewise.
15998 * config/i386/t-interix (winnt.o): Likewise.
15999 * config/i386/t-netware (netware.o): Likewise.
16000 * config/i386/t-nwld (nwld.o): Likewise.
16001 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16002 * config/i386/x-i386 (driver-i386.o): Likewise.
16003 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16004 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16005 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16006 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16007 * config/mips/x-native (driver-native.o): Likewise.
16008 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16009 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16010 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16011 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16012 * config/score/t-score-elf (score7.o): Likewise.
16013 (score3.o): Likewise.
16014 * config/sh/t-sh (sh-c.o): Likewise.
16015 * config/sh/t-symbian (sh-c.o): Likewise.
16016 (symbian.o): Likewise.
16017 * config/spu/t-spu-elf (spu-c.o): Likewise.
16018 * config/v850/t-v850 (v850-c.o): Likewise.
16019 * config/v850/t-v850e (v850-c.o): Likewise.
16021 2009-05-26 Richard Guenther <rguenther@suse.de>
16023 PR tree-optimization/40122
16024 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16025 VECTOR_CSTs if possible.
16026 (fold_gimple_assign): Likewise.
16028 2009-05-26 Richard Guenther <rguenther@suse.de>
16030 PR middle-end/40252
16031 * fold-const.c (fold_binary): Use the correct types for building
16034 2009-05-26 Richard Guenther <rguenther@suse.de>
16036 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16037 redundant calls to merge_alias_info.
16038 (bump_vector_ptr): Likewise.
16039 * tree-ssa-copy.c (merge_alias_info): Remove.
16040 (replace_exp_1): Remove call to merge_alias_info.
16041 (propagate_tree_value): Likewise.
16042 (fini_copy_prop): Propagate points-to info.
16043 * tree-flow.h (merge_alias_info): Remove.
16045 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16047 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16049 2009-05-25 Jan Hubicka <jh@suse.cz>
16051 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16052 * cgraph.h (struct inline_summary): New filed self_wize,
16053 size_inlining_benefit, self_time and time_inlining_benefit.
16054 (struct cgraph_global_info): Replace insns by time ans size fields.
16055 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16056 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16057 (ipcp_update_callgraph): Do not touch function bodies.
16058 * ipa-inline.c: Include except.h
16059 (MAX_TIME): New constant.
16060 (overall_insns): Remove.
16061 (leaf_node_p): New.
16062 (overall_size, max_benefit): New static variables.
16063 (cgraph_estimate_time_after_inlining): New function.
16064 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16065 (cgraph_clone_inlined_nodes): Update size.
16066 (cgraph_mark_inline_edge): Update size.
16067 (cgraph_estimate_growth): Use size info.
16068 (cgraph_check_inline_limits): Check size.
16069 (cgraph_default_inline_p): Likewise.
16070 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16071 (cgraph_decide_recursive_inlining): Check size.
16072 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16074 (cgraph_decide_inlining): Likewise.
16075 (cgraph_decide_inlining_incrementally): Likewise; honor
16076 PARAM_EARLY_INLINING_INSNS.
16077 (likely_eliminated_by_inlining_p): New predicate.
16078 (estimate_function_body_sizes): New function.
16079 (compute_inline_parameters): Use it.
16080 * except.c (must_not_throw_labels): New function.
16081 * except.h (must_not_throw_labels): Declare.
16082 * tree-inline.c (init_inline_once): Kill inlining_weigths
16083 * tree-ssa-structalias.c: Avoid uninitialized warning.
16084 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16085 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16086 (PARAM_INLINE_CALL_COST): Remove.
16087 (PARAM_EARLY_INLINING_INSNS): New.
16089 2009-05-25 Richard Guenther <rguenther@suse.de>
16091 PR tree-optimization/36327
16092 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16093 callback for reference translation or lookup at the point of may-defs.
16094 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16095 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16096 for union COMPONENT_REFs.
16097 (vn_reference_lookup_3): New callback. Lookup from memset
16098 and CONSTRUCTOR assignment, translate through struct copies.
16099 (vn_reference_lookup_pieces): Make sure to not free the
16100 passed operands array. Adjust walk_non_aliased_vuses call.
16101 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16102 make sure we do not leak memory.
16104 2009-05-25 Richard Guenther <rguenther@suse.de>
16106 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16107 * tree-inline.c (expand_call_inline): Reset the escaped and
16108 callused solutions.
16109 * tree-ssa-structalias.c (pass_build_ealias): New.
16110 * tree-pass.h (pass_build_ealias): Declare.
16111 * passes.c (init_optimization_passes): Add PTA during
16112 early optimizations.
16113 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16114 and CALLUSED solutions.
16115 (dump_points_to_solution): New function, split out from ...
16116 (dump_points_to_info_for): ... here.
16117 * tree-parloops.c (parallelize_loops): Reset the escaped and
16118 callused solutions.
16120 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16123 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16124 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16126 2009-05-25 Ira Rosen <irar@il.ibm.com>
16128 PR tree-optimization/40238
16129 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16130 statements after basic block's labels.
16131 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16132 to free the allocated memory.
16134 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16136 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16137 return address with a USE.
16139 2009-05-24 Richard Guenther <rguenther@suse.de>
16141 PR middle-end/40233
16142 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16143 array type from the main variant of the inner type.
16145 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16147 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16148 definition to bool (from int) to un-break build.
16149 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16151 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16153 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16154 discard_stmt_changes): Delete.
16155 * tree-ssa-operands.c (scb_stack): Delete.
16156 (init_ssa_operands): Do not initialize it.
16157 (fini_ssa_operands): Do not free it.
16158 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16160 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16161 update_stmt, remove the others. Fix comments.
16162 * tree-dfa.c (optimize_stack_restore): Likewise.
16163 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16164 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16165 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16166 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16168 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16169 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16170 (dom_opt_finalize_block): Likewise, adjusting access to
16172 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16173 (stmts_to_rescan): Change item type to gimple.
16174 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16176 2009-05-24 Ira Rosen <irar@il.ibm.com>
16178 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16179 * tree-pass.h (pass_slp_vectorize): New pass.
16180 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16181 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16182 * tree-vectorizer.c (timevar.h): Include.
16183 (user_vect_verbosity_level): Declare.
16184 (vect_location): Fix comment.
16185 (vect_set_verbosity_level): Update user_vect_verbosity_level
16186 instead of vect_verbosity_level.
16187 (vect_set_dump_settings): Add an argument. Ignore user defined
16188 verbosity if dump flags require higher level of verbosity. Print to
16189 stderr only for loop vectorization.
16190 (vectorize_loops): Update call to vect_set_dump_settings.
16191 (execute_vect_slp): New function.
16192 (gate_vect_slp): Likewise.
16193 (struct gimple_opt_pass pass_slp_vectorize): New.
16194 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16195 access its members.
16196 (vec_info_for_bb): New function.
16197 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16198 (VECTORIZATION_ENABLED): New macro.
16199 (SLP_ENABLED, SLP_DISABLED): Likewise.
16200 (vect_is_simple_use): Add bb_vec_info argument.
16201 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16202 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16203 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16204 vect_schedule_slp, vect_analyze_slp): Likewise.
16205 (vect_analyze_stmt): Add slp_tree argument.
16206 (find_bb_location): Declare.
16207 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16208 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16209 (vect_analyze_loop_operations, vect_analyze_loop,
16210 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16211 vect_finalize_reduction, vectorizable_reduction,
16212 vectorizable_live_operation, vect_transform_loop): Likewise.
16213 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16214 skip evolution analysis if analyzing a basic block.
16215 (dr_analyze_indices): Likewise.
16216 (initialize_data_dependence_relation): Skip the test whether the
16217 object is invariant for basic blocks.
16218 (compute_all_dependences): Skip dependence analysis for data
16219 references in basic blocks.
16220 (find_data_references_in_stmt): Don't fail in case of invariant
16221 access in basic block.
16222 (find_data_references_in_bb): New function.
16223 (find_data_references_in_loop): Move code to
16224 find_data_references_in_bb and add a call to it.
16225 (compute_data_dependences_for_bb): New function.
16226 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16227 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16229 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16230 unknown dependence in basic block and fail in case of dependence in
16232 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16233 dependence instances from either loop or basic block vectorization
16235 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16236 before calling nested_in_vect_loop_p.
16237 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16238 dependence instances from either loop or basic block vectorization
16240 (vect_verify_datarefs_alignment): Likewise.
16241 (vect_enhance_data_refs_alignment): Adjust function calls.
16242 (vect_analyze_data_refs_alignment): Likewise.
16243 (vect_analyze_group_access): Fix printing. Skip different checks if
16244 DR_STEP is 0. Keep strided stores either in loop or basic block
16245 vectorization data structure. Fix indentation.
16246 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16248 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16249 dependence instances from either loop or basic block vectorization
16251 (vect_analyze_data_refs): Update comment. Call
16252 compute_data_dependences_for_bb to analyze basic blocks.
16253 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16254 case of loop vectorization. In case of basic block vectorization use
16255 data-ref itself as a base.
16256 (vect_create_data_ref_ptr): In case of basic block vectorization:
16257 don't advance the pointer, add new statements before the current
16258 statement. Adjust function calls.
16259 (vect_supportable_dr_alignment): Support only aligned accesses in
16260 basic block vectorization.
16261 * common.opt (ftree-slp-vectorize): New flag.
16262 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16263 (vect_pattern_recog_1): Likewise.
16264 * tree-vect-stmts.c (process_use): Likewise.
16265 (vect_init_vector): Add new statements in the beginning of the basic
16266 block in case of basic block SLP.
16267 (vect_get_vec_def_for_operand): Adjust function calls.
16268 (vect_finish_stmt_generation): Likewise.
16269 (vectorizable_call): Add assert that it is loop vectorization, adjust
16271 (vectorizable_conversion, vectorizable_assignment): Likewise.
16272 (vectorizable_operation): In case of basic block SLP, take
16273 vectorization factor from statement's type and skip the relevance
16274 check. Adjust function calls.
16275 (vectorizable_type_demotion): Add assert that it is loop
16276 vectorization, adjust function calls.
16277 (vectorizable_type_promotion): Likewise.
16278 (vectorizable_store): Check for outer loop only in case of loop
16279 vectorization. Adjust function calls. For basic blocks, skip the
16280 relevance check and don't advance pointers.
16281 (vectorizable_load): Likewise.
16282 (vectorizable_condition): Add assert that it is loop vectorization,
16283 adjust function calls.
16284 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16285 that it is not reduction, get vector type, call only supported
16286 functions, skip loop specific parts.
16287 (vect_transform_stmt): Check for outer loop only in case of loop
16289 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16290 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16291 for external definition.
16292 * passes.c (pass_slp_vectorize): New pass.
16293 * tree-vect-slp.c (find_bb_location): New function.
16294 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16295 check for patterns only in loops.
16296 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16297 case of multiple types in basic block SLP.
16298 (vect_mark_slp_stmts_relevant): New function.
16299 (vect_supported_load_permutation_p): Fix comment.
16300 (vect_analyze_slp_instance): Add argument. In case of basic block
16301 SLP, take vectorization factor from statement's type, check that
16302 unrolling factor is 1. Adjust function call. Save SLP instance in
16303 either loop or basic block vectorization structure. Return FALSE,
16305 (vect_analyze_slp): Add argument. Get strided stores groups from
16306 either loop or basic block vectorization structure. Return FALSE
16307 if basic block SLP failed.
16308 (new_bb_vec_info): New function.
16309 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16310 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16311 (vect_schedule_slp): Add argument. Get SLP instances from either
16312 loop or basic block vectorization structure. Set vectorization factor
16313 to be 1 for basic block SLP.
16314 (vect_slp_transform_bb): New function.
16315 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16317 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16319 * final.c (shorten_branches): Do not align labels for jump tables.
16320 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16322 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16324 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16325 Remove outdated reference to flow.c and fix nits.
16326 * doc/gccint.texi: Tweak RTL description.
16327 * doc/rtl.texi: Likewise.
16329 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16331 * config/avr/avr.c: Change my email address.
16332 * config/avr/avr.h: Likewise.
16333 * config/avr/avr.md: Likewise.
16334 * config/avr/avr-protos.h: Likewise.
16335 * config/avr/libgcc.S: Likewise.
16337 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16339 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16340 (spu_split_load, spu_split_store): Change return type to int.
16341 (spu_split_convert): Declare.
16342 * config/spu/predicates.md (spu_mem_operand): Remove.
16343 (spu_mov_operand): Update.
16344 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16345 * config/spu/spu.c (regno_aligned_for_load): Remove.
16346 (reg_aligned_for_addr, spu_expand_load): Define.
16347 (spu_expand_extv): Reimplement and handle MEM.
16348 (spu_expand_insv): Handle MEM.
16349 (spu_sched_reorder): Handle insn's with length 0.
16350 (spu_legitimate_address_p): Reimplement.
16351 (store_with_one_insn_p): Return TRUE for any mode with size
16352 larger than 16 bytes.
16353 (address_needs_split): Define.
16354 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16356 (spu_convert_move): Define.
16357 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16358 (spu_split_store): Change all MEM's to TImode.
16359 (spu_init_expanders): Preallocate registers that correspond to
16360 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16362 (spu_split_convert): Define.
16363 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16364 (_move<mode>, _movdi, _movti): Update predicate and condition.
16365 (load, store): Change to define_split.
16366 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16368 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16369 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16370 define_insn_and_split of lshr<mode>3.
16371 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16372 (<v>ashr<mode>3_imm): Define.
16373 (extv, extzv, insv): Allow MEM operands.
16374 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16375 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16376 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16377 (_spu_convert2): Change to define_insn_and_split and remove the
16378 corresponding define_peephole2.
16379 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16380 Change predicates to memory_operand.
16382 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16384 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16386 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16388 PR tree-optimization/40219
16389 * tree.c (iterative_hash_expr): Make sure the builtin function is
16390 a normal builtin function and not a front end or back end builtin
16391 before indexing into the built_in_decls array.
16393 2009-05-22 Richard Guenther <rguenther@suse.de>
16395 PR middle-end/38964
16396 * alias.c (write_dependence_p): Do not use TBAA for answering
16397 anti-dependence or output-dependence.
16398 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16399 (emit_pointer_definition): Remove.
16400 (emit_alias_warning): Likewise.
16401 (find_what_var_points_to): Remove TBAA pruning code.
16402 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16404 (compute_points_to_sets): Remove code computing the set of
16405 dereferenced pointers.
16406 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16407 oracle for querying anti and output dependencies.
16408 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16409 if TBAA may be applied.
16410 (refs_anti_dependent_p): New function.
16411 (refs_output_dependent_p): Likewise.
16412 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16413 (refs_output_dependent_p): Likewise.
16414 * doc/tree-ssa.texi (Memory model): New section.
16415 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16416 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16417 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16418 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16419 * expr.c (expand_expr_real_1): Likewise.
16420 * gimple-low.c (lower_stmt): Likewise.
16421 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16422 (dump_gimple_cdt): Remove.
16423 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16424 (gimple_size): Likewise.
16425 (walk_gimple_op): Likewise.
16426 (is_gimple_stmt): Likewise.
16427 (walk_stmt_load_store_addr_ops): Likewise.
16428 (gimple_build_cdt): Remove.
16429 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16430 * gimple.h (gimple_cdt_new_type): Remove.
16431 (gimple_cdt_new_type_ptr): Likewise.
16432 (gimple_cdt_set_new_type): Likewise.
16433 (gimple_cdt_location): Likewise.
16434 (gimple_cdt_location_ptr): Likewise.
16435 (gimple_cdt_set_location): Likewise.
16436 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16437 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16438 GIMPLE_CHANGE_DYNAMIC_TYPE.
16439 (verify_types_in_gimple_stmt): Likewise.
16440 * tree-inline.c (estimate_num_insns): Likewise.
16441 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16442 (copy_decl_to_var): Likewise.
16443 (copy_result_decl_to_var): Likewise.
16444 * tree-pretty-print.c (dump_generic_node): Do not handle
16445 CHANGE_DYNAMIC_TYPE_EXPR.
16446 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16447 * tree-ssa-operands.c (get_expr_operands): Likewise.
16448 * tree-ssa-structalias.c (struct variable_info): Remove
16449 no_tbaa_pruning member.
16450 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16451 (unify_nodes): Do not copy it.
16452 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16453 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16454 (set_uids_in_ptset): Do not check it.
16455 (find_what_var_points_to): Likewise.
16456 (compute_tbaa_pruning): Remove.
16457 (compute_points_to_sets): Do not call it.
16458 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16459 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16460 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16461 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16462 (DECL_NO_TBAA_P): Likewise.
16463 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16464 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16465 (expand_omp_atomic_pipeline): Do not set it.
16466 * print-tree.c (print_node): Do not dump it.
16467 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16470 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16473 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16476 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16478 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16481 2009-05-22 Ben Elliston <bje@au.ibm.com>
16483 * Makefile.in (bversion.h, s-bversion): New targets.
16484 (TOPLEV_H): Add bversion.h.
16485 * toplev.h: Include "bversion.h".
16486 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16487 the __format__ attribute only if compiling with the same version
16488 of GCC as the sources (the "build version").
16490 2009-05-22 Ben Elliston <bje@au.ibm.com>
16492 * c-format.c (handle_format_attribute): Fix comment typo.
16494 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16497 * config/ia64/ia64.opt (mfused-madd): New.
16498 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16499 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16500 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16501 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16502 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16503 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16504 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16505 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16506 instruction if !TARGET_FUSED_MADD.
16507 (fpma, fpms): Remove colon from name.
16509 2009-05-22 Richard Guenther <rguenther@suse.de>
16511 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16512 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16513 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16515 (create_expression_by_pieces): Only convert if necessary.
16516 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16517 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16519 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16521 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16522 regular pattern from a template and rename it ...
16523 (*extzv_truncsi_exts): ... to this.
16525 2009-05-21 Richard Guenther <rguenther@suse.de>
16527 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16528 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16529 (cgraph_default_inline_p): Likewise.
16530 (cgraph_decide_inlining_incrementally): Likewise.
16532 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16533 Uros Bizjak <ubizjak@gmail.com>
16535 * config/i386/cpuid.h (bit_MOVBE): New.
16537 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16539 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16540 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16541 (ix86_handle_option): Handle OPT_mmovbe.
16542 (ix86_target_string): Add -mmovbe.
16543 (pta_flags): Add PTA_MOVBE.
16544 (processor_alias_table): Add PTA_MOVBE to "atom".
16545 (override_options): Handle PTA_MOVBE.
16547 * config/i386/i386.h (TARGET_MOVBE): New.
16549 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16550 (*bswapsi_movbe): New.
16551 (*bswapdi_movbe): Likewise.
16552 (bswapdi2): Renamed to ...
16553 (*bswapdi_1): This.
16554 (bswapdi2): New expander.
16556 * config/i386/i386.opt (mmovbe): New.
16558 * doc/invoke.texi: Document -mmovbe.
16560 2009-05-21 Taras Glek <tglek@mozilla.com>
16562 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16563 * gcc-plugin.h (plugin_init): Updated signature.
16564 * gcc-plugin.h (plugin_name_args): Moved to this header.
16565 * doc/plugins.texi (plugin_init): Updated documention to reflect
16567 * doc/plugins.texi (plugin_name_args): Added to documention.
16569 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16571 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16572 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16574 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16576 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16577 JUMP_TABLE_DATA_P predicates where applicable.
16578 * config/i386/predicates.md: Ditto.
16579 * config/i386/sse.md: Ditto.
16581 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16583 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16584 operand2 -128 override length_immediate attribute to 1.
16585 * config/i386/predicates.md (constm128_operand): New predicate.
16587 * config/i386/i386.c (memory_address_length): Handle %r12
16588 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16590 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16591 mode look through optional ZERO_EXTEND and SUBREG.
16592 * config/i386/i386.md (R12_REG): New define_constant.
16593 (prefix_data16): For sse unit set also for MODE_TI insns.
16594 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16595 insns set if operand 1 is ext_QIreg_operand.
16596 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16597 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16599 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16600 mode from MODE_DI to MODE_SI.
16601 (movdi_1_rex64): Override modrm and length_immediate attributes
16602 only for movabs (TYPE_IMOV, alternative 2).
16603 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16604 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16605 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16606 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16607 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16608 prefix_rex attribute if DImode.
16609 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16610 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16611 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16612 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16613 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16614 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16615 Likewise. For TYPE_IMOV clear length_immediate attribute.
16616 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16617 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16618 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16619 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16620 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16621 or one operand TYPE_ISHIFT.
16622 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16623 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16624 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16625 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16626 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16627 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16628 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16629 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16630 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16631 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16632 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16633 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16634 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16635 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16636 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16637 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16638 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16639 set mode attribute, don't override length attribute.
16640 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16642 (return_internal_long): Set length attribute to 2 instead of 1.
16643 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16644 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16645 prefix_rex attribute.
16646 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16648 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16650 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16652 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16654 2009-05-20 Ian Lance Taylor <iant@google.com>
16656 * tree.c (build_tree_list_vec_stat): New function.
16657 (ctor_to_vec): New function.
16658 (build_nt_call_vec): New function.
16659 (build_call_array): Change args to be a const pointer.
16660 (build_call_vec): New function.
16661 * tree.h (build_nt_call_vec): Declare.
16662 (build_tree_list_vec_stat): Declare.
16663 (build_tree_list_vec): Define.
16664 (build_call_array): Update declaration.
16665 (build_call_vec): Declare.
16666 (ctor_to_vec): Declare.
16667 * c-common.c (tree_vector_cache): New static variable.
16668 (make_tree_vector): New function.
16669 (release_tree_vector): New function.
16670 (make_tree_vector_single): New function.
16671 (make_tree_vector_copy): New function.
16672 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16673 (make_tree_vector_single, make_tree_vector_copy): Declare.
16674 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16675 (c_parser_expr_list): Don't manage cache here, instead call
16677 (c_parser_release_expr_list): Remove static function.
16678 (c_parser_vec_to_tree_list): Remove static function.
16679 (c_parser_attributes): Call build_tree_list_vec instead of
16680 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16681 c_parser_release_expr_list.
16682 (c_parser_postfix_expression_after_primary): Likewise.
16683 (c_parser_objc_keywordexpr): Likewise.
16685 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16687 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16688 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16689 TARGET_CONVERT_TO_TYPE.
16690 * hooks.c (hook_tree_const_tree_null): Define.
16691 * hooks.h (hook_tree_const_tree_null): Declare.
16692 * target.h (struct gcc_target): Add invalid_parameter_type,
16693 invalid_return_type, promoted_type, and convert_to_type fields.
16694 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16695 (TARGET_INVALID_RETURN_TYPE): Define.
16696 (TARGET_PROMOTED_TYPE): Define.
16697 (TARGET_CONVERT_TO_TYPE): Define.
16698 (TARGET_INITIALIZER): Update for new fields.
16699 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16700 (grokparms): Check targetm.invalid_parameter_type.
16701 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16702 * c-convert.c (convert): Check targetm.convert_to_type.
16704 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16706 * config/mips/mips.md (*extenddi_truncate<mode>,
16707 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16709 (*extendhi_truncateqi): New define_insn_and_sptit.
16711 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16713 PR middle-end/40204
16714 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16715 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16717 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16719 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16720 the operand of VIEW_CONVERT_EXPR.
16722 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16724 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16725 extended family and model for Intel processors. Support Intel Atom.
16727 2009-05-20 Olivier Hainque <hainque@adacore.com>
16729 * gstab.h (stab_code_type): Define, to be used instead of the
16730 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16732 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16733 occurrences by stab_code_type.
16734 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16736 2009-05-20 Martin Jambor <mjambor@suse.cz>
16738 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16739 (sra_insert_before): Likewise.
16740 (sra_insert_after): Likewise.
16741 (sra_init_cache): Likewise.
16742 (sra_type_can_be_decomposed_p): Likewise.
16743 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16744 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16745 (sra_insert_before): Likewise.
16746 (sra_insert_after): Likewise.
16747 (sra_init_cache): Likewise.
16748 (insert_edge_copies_seq): Made static and moved upwards.
16750 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16753 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16755 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16756 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16759 2009-05-20 Richard Guenther <rguenther@suse.de>
16761 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16762 with mismatched comparison modes.
16764 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16766 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16767 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16768 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16769 with shifts for Thumb2.
16770 (orsi_notsi): New for orn.
16771 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16772 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16773 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16774 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16775 Don't invert remainder for IOR.
16777 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16779 PR tree-optimization/40087
16780 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16781 number_of_iterations_ne): Rename never_infinite argument.
16782 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16783 number_of_iterations_le): Handle pointer-type ivs when
16784 exit_must_be_taken is false.
16785 (number_of_iterations_cond): Do not always assume that
16786 exit_must_be_taken if the control variable is a pointer.
16788 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16790 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16791 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16793 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16795 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16796 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16798 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16801 * c.opt (Wlogical-op): Disabled by default.
16802 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16804 * doc/invoke.texi (Wlogical-op): Likewise.
16806 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16808 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16810 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16811 Propagate the type of the first operand.
16812 <ASSERT_EXPR>: Simplify.
16813 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16814 Rewrite using the RHS code as discriminant.
16815 <NOP_EXPR>: Turn into CASE_CONVERT.
16816 <PLUS_EXPR>: Propagate the type of the first operand.
16818 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16820 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16821 (ia64_dconst_0_375): New.
16822 * config/ia64/ia64.c (ia64_override_options): Remove
16823 -minline-sqrt-min-latency warning.
16824 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16825 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16826 * config/ia64/ia64.md (*sqrt_approx): Remove.
16827 (sqrtsf2): Remove #if 0.
16828 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16829 (sqrtdf): Remove assert.
16830 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16831 (sqrtxf2): Remove #if 0.
16832 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16833 * div.md (sqrt_approx_rf): New.
16834 (sqrtsf2_internal_thr): New implementation.
16835 (sqrtsf2_internal_lat): New.
16836 (sqrtdf2_internal_thr: New implementation.
16837 (sqrtxf2_internal): New implementation.
16839 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16840 Hans-Peter Nilsson <hp@axis.com>
16842 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16843 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16844 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16845 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16846 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16847 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16848 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16849 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16850 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16851 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16852 * c-common.c: ...from here.
16854 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16856 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16858 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16860 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16862 2009-05-19 Ben Elliston <bje@au.ibm.com>
16864 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16865 assignments with memcpy calls.
16866 (add_fdes): Likewise.
16867 (binary_search_unencoded_fdes): Likewise.
16868 (linear_search_fdes): Eliminate type puns.
16870 2009-05-19 Richard Guenther <rguenther@suse.de>
16872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16873 not falsely claim to have propagated into all uses.
16875 2009-05-19 Ben Elliston <bje@au.ibm.com>
16877 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16880 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16882 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16883 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16884 (TARGET_LEGITIMATE_ADDRESS_P): New.
16885 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16886 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16888 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16891 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16892 child of the containing namespace's DIE.
16894 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16896 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16897 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16898 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16901 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16904 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16905 gen_align with gen_pad.
16906 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16907 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16909 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16910 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16912 * config/i386/i386.md (align): Renamed to ...
16913 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16914 ASM_OUTPUT_MAX_SKIP_PAD.
16916 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16918 * config.gcc: Fix variable syntax.
16921 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16922 before calling exact_log2.
16923 (output_iorsi3): Likewise.
16924 (output_xorsi3): Likewise.
16926 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16928 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16929 for the none zero constant operand except for EQ and NE
16930 comprisons even when the first operand is R0.
16932 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16934 * config/s390/2064.md: Remove trailing whitespaces.
16935 * config/s390/2084.md: Likewise.
16936 * config/s390/constraints.md: Likewise.
16937 * config/s390/fixdfdi.h: Likewise.
16938 * config/s390/libgcc-glibc.ver: Likewise.
16939 * config/s390/s390-modes.def: Likewise.
16940 * config/s390/s390-protos.h: Likewise.
16941 * config/s390/s390.c: Likewise.
16942 * config/s390/s390.h: Likewise.
16943 * config/s390/s390.md: Likewise.
16944 * config/s390/tpf-unwind.h: Likewise.
16946 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16948 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16950 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16953 * configure.ac (m68k-*-*): Check if binutils support TLS.
16954 * configure: Regenerate.
16955 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16956 * config/m68k/constraints.md (Cu): New constraint.
16957 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16958 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16959 (movsi): Handle TLS symbols.
16960 (addsi3_5200): Handle XTLS symbols, indent.
16961 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16962 (m68k_tls_reference_p): Declare.
16963 (m68k_legitimize_address): Declare.
16964 (m68k_unwrap_symbol): Declare.
16965 * config/m68k/m68k.opt (mxtls): New option.
16966 * config/m68k/m68k.c (ggc.h): Include.
16967 (m68k_output_dwarf_dtprel): Implement hook.
16968 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16969 (m68k_expand_prologue): Load GOT pointer when function needs it.
16970 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16971 (m68k_legitimate_constant_address_p): Same.
16972 (m68k_decompose_address): Handle TLS references.
16973 (m68k_get_gp): New static function.
16974 (enum m68k_reloc): New contants.
16975 (TLS_RELOC_P): New macro.
16976 (m68k_wrap_symbol): New static function.
16977 (m68k_unwrap_symbol): New function.
16978 (m68k_final_prescan_insn_1): New static function.
16979 (m68k_final_prescan_insn): New function.
16980 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16982 (legitimize_pic_address): Handle TLS references..
16983 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16984 (m68k_libcall_value_in_a0_p)
16985 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16986 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16987 (m68k_legitimize_tls_address): Handle TLS references.
16988 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16990 (m68k_legitimize_address): Handle TLS symbols.
16991 (m68k_get_reloc_decoration): New static function.
16992 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16994 (m68k_output_dwarf_dtprel): Implement hook.
16995 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16996 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16997 m68k_call_* routines.
16998 (sched_attr_op_type): Handle TLS symbols.
16999 (gt-m68k.h): Include.
17000 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17001 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17003 2009-05-18 Martin Jambor <mjambor@suse.cz>
17005 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17006 (visit_store_addr_for_mod_analysis): New function.
17007 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17008 (determine_cst_member_ptr): Use gimple_assign_single_p.
17009 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17010 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17011 operands. Don't check number of operands of a NOP_EXPR.
17013 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17015 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17017 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17020 * c-common.c (warn_logical_operator): Don't warn if one of
17021 expression isn't always true or false.
17023 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17025 * config/i386/biarch32.h: New file.
17026 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17028 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17030 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17031 *zero_extend<mode>_truncqi): Merge these into ...
17032 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17033 Name the pattern following this as *zero_extendhi_truncqi.
17035 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17037 PR middle-end/39301
17038 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17039 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17040 (output_info): Make field HOST_WIDEST_INT.
17041 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17042 (dump_bitmat_statistics): Same.
17044 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17046 * config.gcc (use_gcc_stdint): Set to wrap.
17047 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17048 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17049 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17050 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17051 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17052 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17053 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17054 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17056 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17058 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17060 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17061 Move definitions earlier.
17062 (OPT_ARCH64, OPT_ARCH32): Define.
17063 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17066 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17069 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17072 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17074 * arm.md (movdi2): Copy non-reg values to DImode registers.
17076 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17079 * final.c (label_to_max_skip): New function.
17080 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17081 CODE_LABEL_NUMBER <= max_labelno.
17082 * output.h (label_to_max_skip): New prototype.
17083 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17084 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17085 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17086 Handle CODE_LABELs with >= 16 byte alignment or with
17087 max_skip == (1 << align) - 1.
17088 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17089 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17092 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17093 .p2align 3 if MAX_SKIP is smaller than 7.
17094 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17096 2009-05-15 Ian Lance Taylor <iant@google.com>
17098 * alias.c (struct alias_set_entry_d): Rename from struct
17099 alias_set_entry. Change all uses.
17100 * except.c (struct call_site_record_d): Rename from struct
17101 call_site_record. Change all uses.
17102 * except.h (struct eh_region_d): Rename from struct eh_region.
17104 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17106 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17107 ivtype_map_elt. Change all uses.
17108 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17110 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17111 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17113 (struct sese_d): Rename from struct sese. Change all uses.
17114 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17115 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17116 * optabs.h (struct optab_d): Rename from struct optab. Change all
17118 (struct convert_optab_d): Rename from struct convert_optab.
17120 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17121 ipa_opt_pass. Change all uses.
17122 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17125 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17126 defined as a typedef.
17127 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17130 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17133 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17135 (merge_ranges): Returns bool.
17136 * tree.h (make_range): .. to here.
17137 (build_range_check): Likewise.
17138 (merge_ranges): Likewise. Renamed from merge_ranges.
17139 * c-typeck.c (parser_build_binary_op): Update calls to
17140 warn_logical_operator.
17141 * c-common.c (warn_logical_operator): Add new warning.
17142 * c-common.h (warn_logical_operator): Update declaration.
17144 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17146 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17148 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17150 * doc/install.texi: Document MPC requirements, flags etc.
17152 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17153 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17154 Evaluate constant arguments.
17155 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17156 (fold_builtin_1): Likewise, also evaluate constant arguments.
17157 Remove superfluous break.
17158 (do_mpc_ckconv): New.
17159 * real.h: Include mpc.h.
17160 * toplev.c (print_version): Output MPC version info if available.
17162 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17164 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17166 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17168 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17171 2009-05-15 Jan Hubicka <jh@suse.cz>
17173 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17174 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17175 (try_inline): Fix return value.
17176 (cgraph_decide_inlining_incrementally): Honor new value.
17177 (cgraph_early_inlining): Handle indirect inlining.
17178 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17180 2009-05-15 Jan Hubicka <jh@suse.cz>
17182 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17183 * cgraphunit.c (cgraph_finalize_function): Set it.
17184 (cgraph_expand_function): Use it.
17186 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17188 * real.c (encode_ieee_half): Define.
17189 (decode_ieee_half): Define.
17190 (ieee_half_format): Define.
17191 (arm_half_format): Define.
17192 * real.h (ieee_half_format): Declare.
17193 (arm_half_format): Declare.
17195 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17197 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17198 swapped, and reversed optabs exist before trying to use them.
17200 2009-05-15 Paul Brook <paul@codesourcery.com>
17201 Sandra Loosemore <sandra@codesourcery.com>
17203 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17204 loads. Allow PRE_DEC.
17205 (output_move_neon): Handle PRE_DEC.
17206 (arm_print_operand): Add 'A' for neon structure loads.
17207 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17208 * config/arm/neon.md (neon_mov): Update comment.
17209 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17211 (Um): New constraint.
17213 2009-05-15 Jan Hubicka <jh@suse.cz>
17215 Revert the following patch until testsuite fallout is fixed:
17216 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17217 * cgraph.h (struct inline_summary): New filed self_wize,
17218 size_inlining_benefit, self_time and time_inlining_benefit.
17219 (struct cgraph_global_info): Replace insns by time ans size fields.
17220 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17221 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17222 (ipcp_update_callgraph): Do not touch function bodies.
17223 * ipa-inline.c: Include except.h
17224 (MAX_TIME): New constant.
17225 (overall_insns): Remove
17226 (overall_size, max_benefit): New static variables.
17227 (cgraph_estimate_time_after_inlining): New function.
17228 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17229 (cgraph_clone_inlined_nodes): Update size.
17230 (cgraph_mark_inline_edge): Update size.
17231 (cgraph_estimate_growth): Use size info.
17232 (cgraph_check_inline_limits): Check size.
17233 (cgraph_default_inline_p): Likewise.
17234 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17235 (cgraph_decide_recursive_inlining): Check size.
17236 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17238 (cgraph_decide_inlining): Likewise.
17239 (cgraph_decide_inlining_incrementally): Likewise; honor
17240 PARAM_EARLY_INLINING_INSNS.
17241 (likely_eliminated_by_inlining_p): New predicate.
17242 (estimate_function_body_sizes): New function.
17243 (compute_inline_parameters): Use it.
17244 * except.c (must_not_throw_labels): New function.
17245 * except.h (must_not_throw_labels): Declare.
17246 * tree-inline.c (init_inline_once): Kill inlining_weigths
17247 * tree-ssa-structalias.c: Avoid uninitialized warning.
17248 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17249 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17250 (PARAM_INLINE_CALL_COST): Remove.
17251 (PARAM_EARLY_INLINING_INSNS): New.
17253 2009-05-15 Richard Guenther <rguenther@suse.de>
17255 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17256 not TODO_update_ssa.
17258 2009-05-15 Richard Guenther <rguenther@suse.de>
17260 PR tree-optimization/39999
17261 * gimple.h (gimple_expr_type): Use the expression type looking
17262 through useless conversions.
17263 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17264 (vn_nary_op_insert_stmt): Likewise.
17265 (simplify_binary_expression): Likewise.
17267 2009-05-15 Richard Guenther <rguenther@suse.de>
17269 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17270 New options, enabled by default.
17271 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17273 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17274 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17275 * tree-ssa-structalias.c (gate_tree_pta): New function.
17276 (pass_build_alias): Use it.
17278 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17280 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17281 recurse on an invariant address if a conversion from a pointer
17282 type to a wider integer type is involved.
17284 2009-05-15 Jan Hubicka <jh@suse.cz>
17286 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17287 * cgraph.h (struct inline_summary): New filed self_wize,
17288 size_inlining_benefit, self_time and time_inlining_benefit.
17289 (struct cgraph_global_info): Replace insns by time ans size fields.
17290 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17291 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17292 (ipcp_update_callgraph): Do not touch function bodies.
17293 * ipa-inline.c: Include except.h
17294 (MAX_TIME): New constant.
17295 (overall_insns): Remove
17296 (overall_size, max_benefit): New static variables.
17297 (cgraph_estimate_time_after_inlining): New function.
17298 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17299 (cgraph_clone_inlined_nodes): Update size.
17300 (cgraph_mark_inline_edge): Update size.
17301 (cgraph_estimate_growth): Use size info.
17302 (cgraph_check_inline_limits): Check size.
17303 (cgraph_default_inline_p): Likewise.
17304 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17305 (cgraph_decide_recursive_inlining): Check size.
17306 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17308 (cgraph_decide_inlining): Likewise.
17309 (cgraph_decide_inlining_incrementally): Likewise; honor
17310 PARAM_EARLY_INLINING_INSNS.
17311 (likely_eliminated_by_inlining_p): New predicate.
17312 (estimate_function_body_sizes): New function.
17313 (compute_inline_parameters): Use it.
17314 * except.c (must_not_throw_labels): New function.
17315 * except.h (must_not_throw_labels): Declare.
17316 * tree-inline.c (init_inline_once): Kill inlining_weigths
17317 * tree-ssa-structalias.c: Avoid uninitialized warning.
17318 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17319 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17320 (PARAM_INLINE_CALL_COST): Remove.
17321 (PARAM_EARLY_INLINING_INSNS): New.
17322 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17323 (inline-call-cost): Remove.
17324 (early-inlining-insns): New.
17326 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17328 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17330 (print_int_cst_bounds_in_octal_p): Likewise.
17331 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17333 * dwarf2out.c (base_type_die): Likewise.
17334 (is_subrange_type): Delete.
17335 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17336 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17337 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17338 if the destination type is boolean.
17339 (build_range_check): Do not special-case subtypes.
17340 (fold_sign_changed_comparison): Likewise.
17341 (fold_unary): Likewise.
17342 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17343 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17344 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17345 * tree.c (subrange_type_for_debug_p): New predicate based on the
17346 former is_subrange_type.
17347 * tree.h (subrange_type_for_debug_p): Declare.
17348 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17349 (convert_affine_scev): Remove call to above function.
17350 (chrec_convert_aggressive): Likewise.
17351 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17352 false for conversions involving subtypes.
17353 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17354 (vrp_val_min): Likewise.
17355 (needs_overflow_infinity): Likewise.
17356 (extract_range_from_unary_expr): Likewise.
17358 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17360 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17361 * config/frv/frv.c: Likewise.
17362 * config/s390/s390.c: Likewise.
17363 * config/sparc/sparc.h: Likewise.
17364 * config/i386/i386.h: Likewise.
17365 * config/i386/i386.c: Likewise.
17366 * config/crx/crx.c: Likewise.
17367 * config/m68hc11/m68hc11.h: Likewise.
17368 * config/iq2000/iq2000.c: Likewise.
17369 * config/mn10300/mn10300.h: Likewise.
17370 * config/mn10300/mn10300.c: Likewise.
17371 * config/m68k/m68k.c: Likewise.
17372 * config/rs6000/rs6000.c: Likewise.
17373 * config/rs6000/xcoff.h: Likewise.
17374 * config/rs6000/linux64.h: Likewise.
17375 * config/rs6000/sysv4.h: Likewise.
17376 * config/score/score3.c: Likewise.
17377 * config/score/score7.c: Likewise.
17378 * config/score/score.c: Likewise.
17379 * config/arm/arm.md: Likewise.
17380 * config/mips/mips.c: Likewise.
17381 * config/mips/mips.md: Likewise.
17382 * config/bfin/bfin.h: Likewise.
17383 * config/pa/pa.c: Likewise.
17384 * config/pa/constraints.md: Likewise.
17386 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17387 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17388 * config/pdp11/pdp11.h: Use memory_address_p instead.
17390 2009-05-14 Ian Lance Taylor <iant@google.com>
17392 * passes.c (finish_optimization_passes): Change i to int.
17393 * plugin.c (plugins_active_p): Change event to int.
17394 (dump_active_plugins): Likewise.
17395 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17397 * tree.c (tree_range_check_failed): Change c to unsigned int.
17398 (omp_clause_range_check_failed): Likewise.
17399 (build_common_builtin_nodes): Change mode to int. Add cast.
17400 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17401 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17403 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17404 ++ or -- with a variable of enum type.
17406 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17409 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17411 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17413 * store-motion.c: Do not include params.h
17414 * Makefile.in: Fix dependencies for various files.
17416 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17418 * auto-inc-dec.c: Fix pass description, remove apparent
17419 accidental duplication.
17421 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17423 PR middle-end/40147
17424 * ipa-utils.h (memory_identifier_string): Moved to ...
17425 * tree.h (memory_identifier_string): Here. Add GTY(()).
17427 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17429 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17430 in the former documentation of...
17431 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17432 * ira-conflicts.c (get_dup_num): Use address_operand.
17433 * targhooks.c (default_legitimate_address_p): New.
17434 * targhooks.h (default_legitimate_address_p): New.
17435 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17437 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17438 * target.h (struct target): Add legitimate_address_p.
17439 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17440 (TARGET_INITIALIZER): Include it.
17442 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17443 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17444 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17445 (TARGET_LEGITIMATE_ADDRESS_P): New.
17447 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17448 (REG_OK_STRICT_P): Delete.
17449 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17450 (frv_legitimate_address_p_1): ... this.
17451 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17452 (frv_legitimate_address_p_1): ... the renamed old
17453 frv_legitimate_address_p.
17454 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17455 (TARGET_LEGITIMATE_ADDRESS_P): New.
17457 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17458 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17459 * config/s390/s390.c (legitimate_address_p): Rename to...
17460 (s390_legitimate_address_p): ... this, make static.
17461 (legitimize_address): Adjust call.
17462 (TARGET_LEGITIMATE_ADDRESS_P): New.
17463 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17465 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17466 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17467 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17468 (TARGET_LEGITIMATE_ADDRESS_P): New.
17470 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17471 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17472 * config/spu/spu.c (spu_legitimate_address): Rename to...
17473 (spu_legitimate_address_p): ... this, make static.
17474 (TARGET_LEGITIMATE_ADDRESS_P): New.
17476 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17477 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17478 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17479 (sparc_legitimate_address_p): ... this, make static and return bool.
17480 (legitimize_address): Adjust call.
17481 (TARGET_LEGITIMATE_ADDRESS_P): New.
17483 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17484 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17485 * config/i386/i386.c (legitimate_address_p): Rename to...
17486 (ix86_legitimate_address_p): ... this, make static.
17487 (constant_address_p): Move after it, adjust call.
17488 (TARGET_LEGITIMATE_ADDRESS_P): New.
17490 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17491 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17492 * config/avr/avr.c (legitimate_address_p): Rename to...
17493 (avr_legitimate_address_p): ... this, make static.
17494 (legitimize_address): Adjust call.
17495 (TARGET_LEGITIMATE_ADDRESS_P): New.
17497 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17498 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17499 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17500 (TARGET_LEGITIMATE_ADDRESS_P): New.
17502 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17503 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17504 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17505 (TARGET_LEGITIMATE_ADDRESS_P): New.
17507 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17508 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17510 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17512 (TARGET_LEGITIMATE_ADDRESS_P): New.
17514 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17515 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17517 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17519 (m68hc11_legitimate_address_p): ... this, make static.
17520 (go_if_legitimate_address_internal): Rename to...
17521 (m68hc11_legitimate_address_p_1): ... this.
17522 (legitimize_address): Adjust call.
17523 (TARGET_LEGITIMATE_ADDRESS_P): New.
17525 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17526 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17527 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17528 (TARGET_LEGITIMATE_ADDRESS_P): New.
17530 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17531 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17532 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17533 (mn10300_legitimate_address_p): ... this, make static.
17534 (TARGET_LEGITIMATE_ADDRESS_P): New.
17536 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17537 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17538 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17539 (TARGET_LEGITIMATE_ADDRESS_P): New.
17541 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17542 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17543 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17544 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17545 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17546 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17547 (rs6000_legitimate_address_p): ... this, make static.
17548 (TARGET_LEGITIMATE_ADDRESS_P): New.
17549 (REG_MODE_OK_FOR_BASE_P): Delete.
17550 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17552 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17553 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17555 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17556 static, adjust types.
17557 (TARGET_LEGITIMATE_ADDRESS_P): New.
17559 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17560 * config/score/score.c (score_address_p): Rename to...
17561 (score_legitimate_address_p): ... this.
17562 (TARGET_LEGITIMATE_ADDRESS_P): New.
17563 * config/score/score3.c (score3_address_p): Rename to...
17564 (score3_legitimate_address_p): ... this.
17565 * config/score/score7.c (score7_address_p): Rename to...
17566 (score7_legitimate_address_p): ... this.
17568 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17569 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17570 GO_IF_LEGITIMATE_ADDRESS): Delete.
17571 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17572 thumb2_legitimate_address_p): Delete.
17573 (arm_legitimate_address_p): Rename to...
17574 (arm_legitimate_address_outer_p): ... this.
17575 * config/arm/constraints.md ("Uq"): Adjust call.
17576 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17577 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17579 (arm_legitimate_address_outer_p): ... this.
17580 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17582 (TARGET_LEGITIMATE_ADDRESS_P): New.
17584 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17585 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17586 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17587 (TARGET_LEGITIMATE_ADDRESS_P): New.
17589 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17590 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17591 * config/vax/vax.c (legitimate_address_p): Rename to...
17592 (vax_legitimate_address_p): ... this, make static.
17593 (TARGET_LEGITIMATE_ADDRESS_P): New.
17595 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17596 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17597 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17598 (TARGET_LEGITIMATE_ADDRESS_P): New.
17600 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17601 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17602 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17603 (mmix_legitimate_address_p): ... this, make static.
17604 (TARGET_LEGITIMATE_ADDRESS_P): New.
17606 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17607 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17608 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17609 (TARGET_LEGITIMATE_ADDRESS_P): New.
17611 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17613 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17614 of MODE_COMPLEX_INT.
17616 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17618 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17619 LCT_NORMAL in function call.
17620 * mips-tdump.c (print_file_desc): Add cast to enum type.
17621 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17622 (mark_stabs): Add casts to enum types.
17623 (parse_stabs_common): Add casts to enum types.
17625 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17627 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17628 Check for invalid values of LETTER.
17630 2009-05-13 Taras Glek <tglek@mozilla.com>
17632 * attribs.c (register_attribute): moved out attribute registration
17633 into register_attribute.
17634 * doc/plugins.texi: Documented register_attribute and
17636 * gcc-plugin.h: Added forward decl for register_attribute.
17637 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17638 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17639 PLUGIN_ATTRIBUTES boilerplate.
17641 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17643 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17644 values even in sentinel and empty entries.
17645 (ms_printf_flag_specs): Likewise.
17646 (ms_scanf_flag_specs): Likewise.
17647 (ms_strftime_flag_specs): Likewise.
17648 (ms_print_char_table): Likewise.
17649 (ms_scan_char_table): Likewise.
17650 (ms_time_char_table): Likewise.
17652 2009-05-13 Doug Kwan <dougkwan@google.com>
17654 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17656 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17658 * config/mips/mips.md (store): Add attributes for QI and HI.
17660 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17661 (truncdi<mode>2): ... this new pattern.
17663 2009-05-13 Brad Hards <bradh@kde.org>
17665 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17667 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17668 Ben Elliston <bje@au.ibm.com>
17670 PR middle-end/40035
17671 * dse.c (check_mem_read_rtx): Guard against width == -1.
17673 2009-05-13 Michael Matz <matz@suse.de>
17675 PR middle-end/39976
17676 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17677 (trivially_conflicts_p): New function.
17678 (insert_backedge_copies): Use it.
17680 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17682 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17683 (handle_stdc_pragma): Use new enum constant names.
17684 (handle_pragma_float_const_decimal64): Ditto.
17686 2009-05-13 Ian Lance Taylor <iant@google.com>
17688 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17691 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17693 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17694 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17696 * config/m68k/m68k.h (FL_UCLINUX): Define.
17698 2009-05-13 Jan Hubicka <jh@suse.cz>
17700 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17702 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17704 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17705 unless -fschedule-insns is specified.
17707 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17710 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17711 TARGET_EXPAND_CBRANCHDI4.
17712 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17713 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17714 (cmpeqdi): Fix comment.
17716 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17718 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17719 (sh_legitimate_address_p): Likewise.
17720 * config/sh/sh.c (sh_legitimate_index_p): New.
17721 (sh_legitimate_address_p): Likewise.
17722 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17723 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17724 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17725 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17726 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17727 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17728 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17729 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17730 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17732 2009-05-12 Jan Hubicka <jh@suse.cz>
17734 * tree-inline.c (estimate_operator_cost): Add operands;
17735 when division happens by constant, it is cheap.
17736 (estimate_num_insns): Loads and stores are not having cost of 0;
17737 EH magic stuff is cheap; when computing runtime cost of switch,
17738 use log2 base of amount of its cases; builtin_expect has cost of 0;
17739 compute cost for moving return value of call.
17740 (init_inline_once): Initialize time_based flags.
17741 * tree-inline.h (eni_weights_d): Add time_based flag.
17743 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17745 * df-core.c: Update head documentation.
17747 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17750 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17751 shadowing exisiting variable op1.
17753 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17756 * config/i386/driver-i386.c (processor_signatures): New enum.
17757 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17758 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17759 processor signature to detect geode processor.
17761 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17765 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17767 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17768 causes spurious differences between trunk and cond-optab branch.
17770 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17772 * dojump.c (compare_from_rtx): Delete.
17773 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17774 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17775 if the comparison does not satisfy the predicate; test predicates for
17776 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17777 further if one existing pattern fails.
17778 * expr.h (compare_from_rtx): Delete.
17779 (prepare_operand): Declare it.
17780 * optabs.c: Change "lib call" to "libcall" throughout.
17781 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17782 HAVE_conditional_trap, emit_cmp_insn): Delete.
17783 (can_compare_p): Delete cmp_optab case.
17784 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17785 Accept other parameters by value.
17786 (prepare_operand): Make non-static.
17787 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17788 other parameters by value. Try to widen operands here based on
17789 an optab_methods argument and looking at cbranch_optab.
17790 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17791 loop. Use cbranch_optab directly.
17792 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17793 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17795 (emit_conditional_move, emit_conditional_add): Inline what's needed
17796 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17797 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17798 with COMPARE. Move cmov_optab and cstore_optab above
17799 with cbranch_optab, move cmp_optab down with ucmp_optab,
17800 remove tst_otpab. Do not initialize trap_rtx.
17801 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17802 for trap code. Do not check HAVE_conditional_trap. Use
17803 prepare_cmp_insn. Accept no predicate for operand 3.
17804 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17805 (OTI_ctrap, ctrap_optab): New.
17806 (tst_optab): Delete.
17807 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17808 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17809 with lookup of ctrap_optab.
17810 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17812 (ctrap_optab): New.
17814 * combine.c (combine_simplify_rtx, simplify_set): Do not
17815 special case comparing against zero for cc0 machines.
17816 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17817 COMPARE on cc0 machines.
17818 (simplify_relational_operation): Return a new expression when
17819 a COMPARE could be removed.
17820 * final.c (final_scan_insn): Compare cc_status values
17821 against LHS of a (compare FOO (const_int 0)) cc0 source.
17822 Also check if cc_status.value is the full compare.
17824 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17825 (cstoreMM4): Document.
17826 (conditional_trap): Document ctrapMM4 instead.
17827 (sync_compare_and_swapMM): Refer to cbranchcc4.
17828 (Dependent Patterns): Eliminate obsolete information referring to
17829 the old jump optimization phase.
17830 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17831 of compares with 0 on cc0 machines.
17832 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17833 avoiding references to cc0. Remove text about storing operands
17835 * doc/tm.texi (Condition Codes): Include blurb on different
17836 condition code representations, separate into subsections for
17837 CC0, MODE_CC and conditional execution.
17839 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17840 alpha_emit_setcc): Accept operands and a machine mode.
17841 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17842 Get code/op0/op1 from operands, use machine mode argument
17843 instead of alpha_compare.fp_p. Emit the branch here.
17844 (alpha_emit_setcc): Likewise, and return boolean.
17845 (alpha_emit_conditional_move): Likewise. Assert that
17846 cmp_op_mode == cmp_mode, and simplify accordingly.
17847 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17848 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17849 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17851 (stack probe test): Use cbranchdi4.
17852 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17854 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17855 * config/arc/arc.h (movsicc, movsfcc): Use it.
17856 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17857 (cbranchsi4, cstoresi4): New.
17858 (cmpsi, bCC and sCC expanders): Remove.
17860 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17861 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17862 * config/arm/predicates.md (arm_comparison_operator): Only include
17863 floating-point operators if there is a hardware floating-point unit.
17864 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17865 deferring to cbranch_cc and cstore_cc respectively.
17866 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17867 cbranch_cc, cstore_cc): New.
17868 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17870 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17872 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17873 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17875 (adjust_insn_length): Adjust calls.
17876 (avr_reorg): Handle (compare (foo) (const_int 0)).
17877 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17878 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17879 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17880 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17882 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17883 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17885 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17886 (cbranchsi4, cstorebi4, cstoresi4): New.
17887 (movbisi): This insn is duplicate, split it to zero_extend.
17888 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17889 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17890 (bfin_optimize_loop): Use cbranch expander.
17891 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17892 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17893 (bfin_bimode_comparison_operator): ... this.
17894 (bfin_direct_comparison_operator): New.
17896 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17897 inside (compare FOO (const_int 0)).
17898 (cris_rtx_costs): Handle ZERO_EXTRACT.
17899 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17900 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17901 (*tstdi_v32): Delete.
17902 (*cmpdi_non_v32): Add M alternative for operand 1.
17903 (cmpsi, cmp<mode>): Make private.
17904 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17906 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17908 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17909 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17910 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17911 (cc_reg_operand): New.
17912 (any_cond): Delete.
17913 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17914 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17915 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17916 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17917 crx_expand_scond): Delete.
17919 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17921 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17922 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17924 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17925 cstoresi4, cstoresf4, cstoredf4): New.
17926 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17927 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17928 Receive the entire operands array.
17929 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17930 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17931 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17932 Get test/op0/op1 from the operands array.
17933 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17935 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17936 (h8300_expand_store): New.
17937 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17939 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17940 (h8300_expand_store): New.
17941 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17942 or do not try to produce (set (cc0) REG).
17943 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17944 change a compare into a move to a scratch register. Disable some
17945 peepholes when comparing with zero.
17946 (tstsi, tsthi, tstsi, cmpqi): Make private.
17948 (bCC, sCC): Delete.
17949 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17952 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17953 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17954 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17955 (ix86_emit_i387_log1p): Use cbranchxf2.
17956 (ix86_expand_setcc): Return void.
17957 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17958 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17959 cmp<MODEF>, cmpcc): Remove.
17960 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17961 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17962 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17963 (sCC and bCC expanders): Remove.
17964 (stack_protect_test): Use cbranchcc4.
17966 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17968 (ia64_expand_compare): Accept three rtx by reference and return void.
17969 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17970 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17971 from *expr. Update *expr with the BImode comparison to do.
17972 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17973 cmptf, bCC, sCC, conditional_trap): Delete.
17974 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17975 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17976 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17977 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17978 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17980 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17981 type of last argument.
17982 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17983 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17984 use machine mode argument instead of branch_type. Remove dead
17985 code for floating-point comparisons.
17986 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17987 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17989 (cbranchsi4, cstoresi4): New.
17990 * config/iq2000/predicates.md (reg_or_const_operand): New.
17992 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17993 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17994 (b<code>_op): Rewrite to...
17995 (bcc_op): ... this, using match_operator.
17996 (s<code>_op): Rewrite to...
17997 (scc_op): ... this, using match_operator.
17998 (s<code>_24_op): Rewrite to...
17999 (scc_op_24): ... this, using match_operator.
18000 (s<code>_<mode>): Rewrite to...
18001 (cstore<mode>4): ... this, using match_operator.
18002 (s<code>_<mode>_24): Rewrite to...
18003 (cstore<mode>4_24): ... this, using match_operator.
18004 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18005 m32c_unpend_compare, m32c_expand_scc): Delete.
18006 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18007 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18008 (m32c_expand_movcc): Change NE to EQ if necessary.
18009 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18011 * config/m32r/m32r-protos.h (gen_cond_store): New.
18012 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18013 (gen_cond_store): New, from sCC patterns.
18014 (m32r_expand_block_move): Use cbranchsi4.
18015 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18016 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18017 (cbranchsi4, cstoresi4): New.
18019 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18021 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18022 (m68hc11_notice_update_cc): Look into a compare with 0.
18023 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18025 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18026 cmphi, cmpqi, bCC): Delete.
18027 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18028 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18029 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18032 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18033 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18034 * config/m68k/constraints.md (H): New.
18035 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18036 the define_insn below.
18037 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18038 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18039 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18040 patterns): Wrap RHS with COMPARE.
18041 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18042 (*cmpdi_internal): Name this pattern.
18043 (cmpdi): Change to define_insn.
18044 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18045 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18046 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18048 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18049 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18050 (conditional_trap): Change to...
18051 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18052 (*conditional_trap): Use the ordered_comparison_operator and
18053 const1_operand predicates.
18054 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18055 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18056 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18057 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18059 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18060 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18061 (mcore_gen_compare): New.
18062 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18063 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18064 (mcore_gen_compare): ... this.
18065 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18066 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18067 (stack probe pattern): Use cbranchsi4.
18069 * config/mips/predicates.md (mips_cstore_operator): New.
18070 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18071 * config/mips/mips.md (any_cond): Delete.
18072 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18074 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18075 fixuns_truncsfdi2): Use cbranch patterns.
18076 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18077 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18078 Adjust call to mips_expand_conditional_branch.
18079 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18081 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18082 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18083 * config/mips/mips.c (cmp_operands): Delete.
18084 (mips_emit_compare): Get comparison operands from *op0/*op1.
18085 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18086 that it succeeds. Use op0/op1 instead of cmp_operands.
18087 (mips_expand_conditional_branch, mips_expand_conditional_move,
18088 mips_expand_conditional_trap): Likewise.
18089 (mips_block_move_loop): Use cbranch patterns.
18090 * config/mips/mips.h (cmp_operands): Delete.
18092 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18093 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18094 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18095 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18096 (*cmpcc_folded): Rename to...
18097 (*cmpdi_folded): this.
18098 (*cmpcc): Rename to...
18100 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18103 (cbranchdf4): New. Handle invalid comparisons here.
18104 * config/mmix/predicates.md (float_comparison_operator): New.
18106 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18107 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18108 * config/mn10300/mn10300.md (tst): Delete.
18109 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18110 Name these patterns and wrap RHS in a compare.
18111 (*cmpsi): Make this pattern private. Include tst.
18112 (*cmpsf): Make this pattern private.
18113 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18114 (compare with zero peepholes): Likewise.
18116 (cbranchsi4, cbranchsf4): New.
18117 (casesi): Use cbranchsi4.
18119 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18120 hppa_branch_type): Delete.
18121 (return_addr_rtx): Use cbranchsi4.
18122 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18123 Emit CCFPmode comparison here.
18124 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18125 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18126 hppa_branch_type): Delete.
18127 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18128 (movsicc, movdicc): Remove references to hppa_compare_op0,
18129 hppa_compare_op1 and compare_from_rtx.
18130 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18131 (casesi): Use cbranchsi4.
18133 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18134 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18135 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18136 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18137 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18139 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18140 (*branch, *branch_inverted): New.
18142 * config/picochip/picochip.md (cbranchhi4): Use
18143 ordered_comparison_operator.
18144 (cmphi, bCC): Remove.
18146 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18147 (trap_comparison_operator): Delete.
18148 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18149 rs6000_emit_cbranch): Accept mode and operands.
18150 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18151 rs6000_compare_fp_p): Delete.
18152 (rs6000_generate_compare): Accept mode and comparison. Extract code
18153 and op0/op1 from there. Replace references to rs6000_compare_op0
18154 and rs6000_compare_op1.
18155 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18156 extract result from passed operands.
18157 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18158 extract loc from passed operands.
18159 (rs6000_emit_cmove): Likewise.
18160 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18161 rs6000_compare_fp_p): Delete.
18162 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18163 (cbranch<GPR>4, cbranch<FP>4): New.
18164 (cstore<mode>4): New. Consolidate here all choices about when to use
18165 portable or specialized sCC sequences.
18166 (stack_protect_test): Use cbranchsi4.
18167 (conditional_trap): Replace with ctrap<GPR>4.
18168 (conditional trap insn): Replace trap_comparison_operator with
18169 ordered_comparison_operator.
18171 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18172 (s390_emit_prologue): Use ctrap.
18173 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18174 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18175 New predicates replacing...
18176 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18177 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18178 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18179 (add<mode>cc): Do not use s390_compare_op0/op1.
18180 (s<code>): Change to...
18181 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18182 (seq): Change to...
18183 (cstorecc4): ... this. Handle EQ or NE equally.
18184 (*sne): Un-privatize for use in cstorecc4.
18185 (b<code>): Change to...
18186 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18187 (conditional_trap): Replace with...
18188 (ctrap<GPR>4, ctrap<FP>4): ... these.
18189 (stack_protect): Use cbranchcc4.
18191 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18192 * config/score/score-protos.h (score_gen_cmp): Delete.
18193 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18194 (score_block_move-loop): Use cbranchsi4.
18195 * config/score/score.md (cbranchsi4): New.
18196 (cmpsi, bCC): Delete.
18197 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18198 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18199 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18200 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18201 * config/score/score3.h (score3_gen_cmp): Delete.
18202 * config/score/score7.h (score7_gen_cmp): Delete.
18204 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18205 (sh_emit_scc_to_t): ... this. Return void.
18206 (from_compare): Rename to...
18207 (sh_emit_compare_and_branch): ... this.
18208 (sh_emit_compare_and_set): New.
18209 (sh_expand_t_scc): Accept operands.
18210 * config/sh/predicates.md (sh_float_comparison_operator): New.
18211 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18212 (prepare_scc_operands): Rename to...
18213 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18215 (sh_emit_cheap_store_flag): New.
18216 (sh_emit_set_t_insn): New.
18217 (from_compare): Rename to...
18218 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18219 handling of TARGET_SH2E floating point to avoid recursive call.
18220 Generate branch here.
18221 (sh_emit_compare_and_set): New.
18222 (sh_expand_t_scc): Get op0/op1 from arguments.
18223 (sh_emit_cheap_store_flag): New.
18224 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18226 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18227 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18228 (movsicc, movdicc): Do nothing when it recreated operands from
18229 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18230 prepare_scc_operands (now sh_emit_scc_to_t).
18231 (udivdi3): Use cstoresi4.
18232 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18233 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18234 (cbranchint4_media, cbranchfp4_media): New.
18235 (casesi): Use cbranchdi4.
18236 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18238 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18239 (movnegt): Remove second operand.
18240 (cbranchsf4, cbranchdf4): New.
18241 (stack_protect): Use cbranchdi4/cbranchsi4.
18243 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18244 (gen_compare_reg): Accept comparison, extract part of it to...
18245 (gen_compare_reg_1): ... this.
18246 (gen_compare_operator): Delete.
18247 (gen_v9_scc): Accept separate destination, comparison code and arms.
18248 Do not use sparc_compare_op0/sparc_compare_op1.
18249 (emit_scc_insn, emit_conditional_branch_insn): New.
18250 (emit_v9_brxx): Make static. Remove useless assertion.
18251 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18253 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18254 * config/sparc/sparc-protos.h (gen_compare_reg,
18255 sparc_emit_float_lib_cmp): Adjust prototype.
18256 (emit_scc_insn, emit_conditional_branch_insn): New.
18257 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18258 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18259 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18260 iterators to the top.
18261 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18262 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18263 snedi_special_trunc): Delete.
18264 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18265 and snedi_special_trunc.
18266 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18267 cbranchdi4, cbranch<F:mode>4): New.
18268 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18269 here. Use gen_compare_reg instead of gen_compare_operator.
18270 (conditional_trap): Replace with...
18271 (ctrapsi4, ctrapdi4): ... this.
18272 (stack_protect_test): Use cbranchcc4.
18274 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18276 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18277 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18278 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18279 from operands[0] or operands[3] depending on is_set.
18280 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18281 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18282 cmpdf, bCC), sCC: Remove.
18283 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18284 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18286 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18287 spu_emit_branch_or_set.
18289 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18291 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18292 xstormy16_compare_op1): Delete.
18293 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18294 xstormy16_compare_op1): Delete.
18295 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18297 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18298 (cmphi, cmpsi, bCC): Remove.
18300 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18301 (*cmpsi): ... this one.
18302 (cbranchsi4, cstoresi4): New.
18303 (bCC expanders): Delete.
18304 (sCC insns): Fold into...
18305 (*setcc): ... this one.
18306 (casesi): Do not use gen_cmpsi and gen_bgtu.
18307 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18308 (movsicc): Simplify.
18309 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18311 * config/vax/vax-protos.h (cond_name): New.
18312 (vax_output_conditional_branch): Remove.
18313 * config/vax/vax.c (cond_name): New.
18314 (vax_output_conditional_branch): Remove.
18315 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18316 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18317 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18318 (bit<VAXint>): Wrap source with (compare).
18319 (b<code> and following unnamed pattern): Rename to *branch and
18320 *branch_reversed. Change macroization to match_operator.
18321 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18323 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18324 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18325 Change last argument to machine_mode.
18326 (xtensa_expand_scc): Add machine_mode argument.
18327 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18328 (gen_conditional_move, xtensa_expand_conditional_branch,
18329 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18330 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18331 Adjust operand numbers.
18332 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18334 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18335 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18336 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18338 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18340 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18341 causes spurious differences between trunk and cond-optab branch.
18343 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18346 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18348 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18350 * tree.c (iterative_hash_pointer): Delete.
18351 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18352 Hash UIDs and versions of SSA names. Don't special-case built-in
18353 function declarations.
18355 2009-05-11 Ian Lance Taylor <iant@google.com>
18358 * graphite.c: Force -Wc++-compat to only be a warning before
18359 #including "cloog/cloog.h".
18361 2009-05-11 Martin Jambor <mjambor@suse.cz>
18363 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18365 2009-05-11 Jan Hubicka <jh@suse.cz>
18367 * tree-ssa-loop-ivcanon.c: Include target.h
18368 (struct loop_size): new structure.
18369 (constant_after_peeling): New predicate.
18370 (tree_estimate_loop_size): New function.
18371 (estimated_unrolled_size): Rewrite for new estimates.
18372 (try_unroll_loop_completely): Use new estimates.
18373 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18375 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18377 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18378 libcpp interface change.
18379 (spu_macro_to_expand): Likewise.
18381 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18383 PR tree-optimization/40026
18384 * gimplify.c (gimplify_init_constructor): Change initial conditional
18385 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18386 optimize_compound_literals_in_ctor.
18388 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18390 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18392 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18394 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18396 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18397 HOST_WIDE_INT for gap.
18399 2009-05-11 Ira Rosen <irar@il.ibm.com>
18401 PR tree-optimization/40074
18402 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18403 account in group size and step comparison.
18405 2009-05-11 Richard Guenther <rguenther@suse.de>
18407 * passes.c (init_optimization_passes): Strip now incorrect comment.
18408 (execute_function_todo): Do not set PROP_alias.
18409 * tree-pass.h (PROP_alias): Remove.
18410 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18411 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18412 * tree-nrv.c (pass_return_slot): Likewise.
18413 * tree-object-size.c (pass_object_sizes): Likewise.
18414 * tree-ssa-dom.c (pass_dominator): Likewise.
18415 (pass_phi_only_cprop): Likewise.
18416 * tree-ssa-dse.c (pass_dse): Likewise.
18417 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18418 (pass_cselim): Likewise.
18419 * tree-ssa-pre.c (pass_pre): Likewise.
18420 (pass_fre): Likewise.
18421 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18422 * tree-ssa-sink.c (pass_sink_code): Likewise.
18423 * tree-stdarg.c (pass_stdarg): Likewise.
18424 * tree-tailcall.c (pass_tail_calls): Likewise.
18425 * tree-vrp.c (pass_vrp): Likewise.
18427 2009-05-10 Ian Lance Taylor <iant@google.com>
18429 * basic-block.h (enum profile_status): Break out of struct
18430 control_flow_graph.
18431 * cgraph.h (struct inline_summary): Break out of struct
18433 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18434 of struct cgraph_order_sort.
18435 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18436 * cse.c (struct branch_path): Break out of struct
18437 cse_basic_block_data.
18438 * except.h (enum eh_region_type): Break out of struct eh_region.
18439 * gcc.c (enum add_del): Break out of struct modify_target.
18440 * genrecog.c (enum decision_type): Break out of struct decision_test.
18441 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18443 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18444 * regmove.c (enum match_use): New enum, broken out of struct match.
18445 * sched-int.h (enum post_call_group): New enum, broken out of
18447 (struct deps_reg): Break out of struct deps.
18448 * target.h (struct asm_int_op): Break out of struct gcc_target.
18449 * tree-eh.c (struct goto_queue_node): Break out of struct
18451 * tree-inline.h (enum copy_body_cge_which): Break out of
18453 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18455 * c-decl.c (in_struct, struct_types): New static variables.
18456 (pushtag): Add loc parameter. Change all callers.
18457 (lookup_tag): Add ploc parameter. Change all callers.
18458 (check_compound_literal_type): New function.
18459 (parser_xref_tag): Add loc parameter. Change all callers. If
18460 -Wc++-compat, warn about struct/union/enum types defined within a
18462 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18463 and loc parameters. Change all callers. Change error calls to
18464 error_at, using loc. For a redefinition, if the location of the
18465 original definition is known, report it. Set in_struct and
18466 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18467 (finish_struct): Add new parameters enclosing_in_struct and
18468 enclosing_struct_types. Change all callers. Set
18469 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18470 in the struct. If in a struct, add this struct to struct_types.
18471 (start_enum): Add loc parameter. Change all callers. Use
18472 error_at for errors, using loc. For a redefinition, if the
18473 location of the original definition is known, report it. If in a
18474 struct, add this enum type to struct_types. If -Wc++-compat warn
18475 if in sizeof, typeof, or alignof.
18476 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18477 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18478 (c_parser_enum_specifier): Get enum location for start_enum.
18479 (c_parser_struct_or_union_specifier): Get struct location for
18480 start_struct. Save in_struct and struct_types status between
18481 start_struct and finish_struct.
18482 (c_parser_cast_expression): Get location of cast.
18483 (c_parser_alignof_expression): Get location of type.
18484 (c_parser_postfix_expression): Likewise.
18485 (c_parser_postfix_expression_after_paren_type): Add type_loc
18486 parameter. Change all callers. Call check_compound_literal_type.
18487 Use type_loc for error about variable size type.
18488 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18489 of an enum constant from an enum type defined in a struct or union.
18490 (c_cast_expr): Add loc parameter. Change all callers. If
18491 -Wc++-compat, warn about defining a type in a cast.
18492 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18493 (start_enum, start_struct, finish_struct): Update declarations.
18494 (parser_xref_tag, c_cast_expr): Update declarations.
18495 (check_compound_literal_type): Declare.
18497 2009-05-11 Ben Elliston <bje@au.ibm.com>
18499 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18500 for recent libcpp interface change.
18501 (rs6000_macro_to_expand): Likewise.
18503 2009-05-10 Michael Matz <matz@suse.de>
18506 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18507 not at entry of function.
18509 2009-05-10 Richard Guenther <rguenther@suse.de>
18511 PR tree-optimization/40081
18513 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18514 using the main variant of the element type. Do not fiddle with
18515 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18517 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18518 structs with volatile fields.
18520 2009-05-10 Jan Hubicka <jh@suse.cz>
18522 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18523 (estimate_move_cost): Assert that it does not get called for
18525 (estimate_num_insns): Skip VOID types in argument handling.
18526 (optimize_inline_calls): Delete unreachable blocks and verify that
18527 callgraph is valid.
18529 2009-05-10 Jan Hubicka <jh@suse.cz>
18531 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18532 * cgraph.c (cgraph_mark_address_taken_node): New function.
18533 (dump_cgraph_node): Dump new flag.
18534 * cgraph.h (struct cgraph_node): Add address_taken.
18535 (cgraph_mark_address_taken_node): New function.
18536 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18537 since new direct calls can be born.
18539 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18541 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18542 tok->val.node.node.
18544 2009-05-10 Jan Hubicka <jh@suse.cz>
18546 PR middle-end/40084
18547 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18549 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18550 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18551 * tree-inline.c (copy_bb): Set frequency correctly.
18552 (fold_marked_statements): Update call to
18553 cgraph_update_edges_for_call_stmt.
18555 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18557 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18558 identifiers in diagnostics.
18559 * config/arm/arm.c (arm_handle_fndecl_attribute,
18560 arm_handle_isr_attribute): Likewise.
18561 * config/avr/avr.c (avr_handle_progmem_attribute,
18562 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18563 * config/bfin/bfin.c (handle_int_attribute,
18564 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18565 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18566 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18568 * config/darwin.c (darwin_handle_kext_attribute,
18569 darwin_handle_weak_import_attribute): Likewise.
18570 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18571 h8300_handle_eightbit_data_attribute,
18572 h8300_handle_tiny_data_attribute): Likewise.
18573 * config/i386/i386.c (ix86_handle_cconv_attribute,
18574 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18575 * config/i386/winnt.c (ix86_handle_shared_attribute,
18576 ix86_handle_selectany_attribute): Likewise.
18577 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18578 * config/m32c/m32c.c (function_vector_handler): Likewise.
18579 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18580 m68hc11_handle_fntype_attribute): Likewise.
18581 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18582 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18583 * config/mips/mips.c (mips_insert_attributes,
18584 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18585 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18586 rs6000_handle_struct_attribute): Likewise.
18587 * config/sh/sh.c (sh_insert_attributes,
18588 sh_handle_resbank_handler_attribute,
18589 sh_handle_interrupt_handler_attribute,
18590 sh2a_handle_function_vector_handler_attribute,
18591 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18593 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18594 * config/spu/spu.c (spu_handle_fndecl_attribute,
18595 spu_handle_vector_attribute): Likewise.
18596 * config/stormy16/stormy16.c
18597 (xstormy16_handle_interrupt_attribute): Likewise.
18598 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18599 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18601 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18603 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18604 (pp_translate_identifiers): New.
18605 (pp_identifier): Only conditionally translate identifier to locale
18607 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18608 (pp_base_tree_identifier): Only conditionally translate identifier
18609 to locale character set.
18610 * c-pretty-print.c (M_): Define.
18611 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18612 fragments for conditional translation with M_.
18613 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18614 identifier translation.
18616 2009-05-10 Richard Guenther <rguenther@suse.de>
18618 PR tree-optimization/40081
18619 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18620 using the main variant of the element type. Do not fiddle with
18621 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18623 2009-05-09 Jan Hubicka <jh@suse.cz>
18625 PR middle-end/40080
18626 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18627 indirect calls; verify cgraph afterwards.
18629 2009-05-09 Jan Hubicka <jh@suse.cz>
18632 * ipa.c (update_inlined_to_pointer): New function.
18633 (cgraph_remove_unreachable_nodes): Use it.
18635 2009-05-09 Jan Hubicka <jh@suse.cz>
18637 * tree-eh.c (struct leh_state): Remove prev_try.
18638 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18639 not track prev_try.
18640 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18641 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18642 remove_eh_handler_and_replace, foreach_reachable_handler,
18643 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18644 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18645 (gen_eh_region_cleanup): Update prototype.
18647 2009-05-09 Jan Hubicka <jh@suse.cz>
18649 PR middle-end/40043
18650 * except.c (copy_eh_region): Always set prev_try.
18651 (redirect_eh_edge_to_label): Find outer try.
18652 (foreach_reachable_handler): When looking for prev try
18653 handle case where previous try is not going to be taken.
18655 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18657 PR tree-optimization/40049
18658 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18659 only vector/vector shifts, convert the type of the constant to the
18660 appropriate type to avoid building incorrect trees, which
18661 eventually have problems with garbage collection.
18663 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18665 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18666 -1 for complex floating-point types if honoring signed zeros.
18668 2009-05-08 Jan Hubicka <jh@suse.cz>
18670 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18671 argument; handle correctly when profile is absent.
18672 (build_cgraph_edges): Update.
18673 (rebuild_cgraph_edges): Update.
18674 * cgraph.c: Do not include varray.h.
18675 (cgraph_set_call_stmt_including_clones): New function.
18676 (cgraph_create_edge_including_clones): Likewise
18677 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18678 (cgraph_update_edges_for_call_stmt): Handle clones.
18679 (cgraph_remove_node): Handle clone tree.
18680 (cgraph_remove_node_and_inline_clones): New function.
18681 (dump_cgraph_node): Dump clone tree.
18682 (cgraph_clone_node): Handle clone tree.
18683 (clone_function_name): Bring here from tree-inline.c.
18684 (cgraph_create_virtual_clone): New function.
18685 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18686 (cgraph_clone_info): New function.
18687 (strut cgraph_node): Add clone_info and new clone tree pointers.
18688 (cgraph_remove_node_and_inline_clones,
18689 cgraph_set_call_stmt_including_clones,
18690 cgraph_create_edge_including_clones,
18691 cgraph_create_virtual_clone): Declare.
18692 (cgraph_function_versioning): Use VEC argument.
18693 (compute_call_stmt_bb_frequency): Update prototype.
18694 (cgraph_materialize_all_clones): New function.
18695 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18696 (ipcp_create_replace_map): Update to VECtors.
18697 (ipcp_update_callgraph): Use virtual clones.
18698 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18699 (ipcp_update_profiling): Do not update local profiling.
18700 (ipcp_insert_stage): Use VECtors and virtual clones.
18701 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18702 (clone_of_p): New function.
18703 (cgraph_preserve_function_body_p): Use clone tree.
18704 (cgraph_optimize): Materialize clones.
18705 (cgraph_function_versioning): Update for VECtors.
18706 (save_inline_function_body): Use clone tree.
18707 (cgraph_materialize_clone): New function.
18708 (cgraph_materialize_all_clones): Likewise.
18709 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18710 * ipa.c: Include gimple.h.
18711 (cgraph_remove_unreachable_nodes): Use clone tree.
18712 * ipa-prop.c (ipa_note_param_call): Update call to
18713 compute_call_stmt_bb_frequencycall.
18714 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18715 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18716 (copy_bb): Handle updating of clone tree; add new edge when new call
18718 (expand_call_inline): Be strict about every call having edge.
18719 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18720 (delete_unreachable_blocks_update_callgraph): New function.
18721 (tree_function_versioning): Use VECtors; always remove unreachable
18722 blocks and fold conditionals.
18723 * tree-inline.h: Do not include varray.h.
18724 (tree_function_versioning): Remove.
18725 * Makefile.in (GTFILES): Remove tree-inline.c
18726 * passes.c (do_per_function): Do only functions having body.
18727 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18730 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18731 Andrew Morrow <acm@google.com>
18734 * c-common.c (c_common_attribute_table): Permit deprecated
18735 attribute to take an optional argument.
18736 (handle_deprecated_attribute): If the optional argument to
18737 __attribute__((deprecated)) is not a string ignore the attribute
18738 and emit a warning.
18740 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18741 * c-typeck.c (build_component_ref): Likewise.
18742 (build_external_ref): Likewise.
18744 * toplev.c (warn_deprecated_use): Add an attribute argument.
18745 Emit the message associated with __attribute__((deprecated)).
18747 * toplev.h (warn_deprecated_use): Updated.
18749 * doc/extend.texi: Document new optional parameter to
18750 __attribute__((deprecated))
18752 2009-05-08 Michael Eager <eager@eagercon.com>
18754 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18755 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18757 2009-05-08 Richard Guenther <rguenther@suse.de>
18759 PR tree-optimization/40062
18760 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18761 Avoid exponential behavior.
18763 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18765 PR rtl-optimization/33928
18767 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18768 process_uses, build_single_def_use_links): New.
18769 (update_df): Update use_def_ref.
18770 (forward_propagate_into): Use get_def_for_use instead of use-def
18772 (fwprop_init): Call build_single_def_use_links and let it initialize
18774 (fwprop_done): Free use_def_ref.
18775 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18776 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18777 df_rd_simulate_one_insn): New.
18778 (df_rd_bb_local_compute_process_def): Update head comment.
18779 (df_chain_create_bb): Use the new RD simulation functions.
18780 * df.h (df_rd_simulate_artificial_defs_at_top,
18781 df_rd_simulate_one_insn): New.
18782 * opts.c (decode_options): Enable fwprop at -O1.
18783 * doc/invoke.texi (-fforward-propagate): Document this.
18785 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18788 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18789 and one complex operand specially.
18790 * tree-complex.c (some_nonzerop): Do not identify a real value as
18791 zero if flag_signed_zeros.
18793 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18795 PR rtl-optimization/33928
18796 * loop-invariant.c (record_use): Fix && vs. || mishap.
18798 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18800 PR rtl-optimization/33928
18801 * loop-invariant.c (struct use): Add addr_use_p.
18802 (struct def): Add n_addr_uses.
18803 (struct invariant): Add cheap_address.
18804 (create_new_invariant): Set cheap_address.
18805 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18806 (record_uses): Pass df_ref to record_use.
18807 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18810 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18812 * config/sh/sh.c: Do not include c-pragma.h.
18814 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18816 * config/spu/spu.c: Remove include of c-common.h.
18818 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18821 * c-common.h (mark_valid_location_for_stdc_pragma,
18822 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18823 clear_float_const_decimal64, float_const_decimal64_p): New.
18824 * c.opt (Wunsuffixed-float-constants): New.
18825 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18826 unsuffixed float constant, handle new warning.
18827 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18828 * c-decl.c (c_scope): New flag float_const_decimal64.
18829 (set_float_const_decimal64, clear_float_const_decimal64,
18830 float_const_decimal64_p): New.
18831 (push_scope): Set new flag.
18832 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18833 to use STDC pragmas.
18834 (c_parser_external_declaration): Ditto.
18835 (c_parser_compound_statement_nostart): Ditto.
18836 * c-pragma.c (valid_location_for_stdc_pragma,
18837 mark_valid_location_for_stdc_pragma,
18838 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18839 handle_pragma_float_const_decimal64): New.
18840 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18841 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18842 set_float_const_decimal64, clear_float_const_decimal64,
18843 float_const_decimal64_p): New dummy functions.
18844 * doc/extend.texi (Decimal Float): Remove statement that the
18845 pragma, and suffix for double constants, are not supported.
18846 * doc/invoke.texi (Warning Options): List new option.
18847 (-Wunsuffixed-float-constants): New.
18849 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18851 * config/i386/i386.c: Do not include c-common.h.
18853 2009-05-07 Mark Heffernan <meheff@google.com>
18855 * doc/invoke.texi (Debugging Options): Document change of debugging
18857 * opts.c (decode_options): Make dump_base_name relative to
18858 aux_base_name directory.
18860 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18862 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18863 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18865 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18867 * Makefile.in (install-plugin): Simplify a bit.
18869 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18871 * Makefile.in (OBJS-common): Add regcprop.o.
18873 * timevar.def (TV_CPROP_REGISTERS): New.
18874 * regrename.c (regrename_optimize): Return 0.
18875 (rest_of_handle_regrename): Delete.
18876 (pass_rename_registers): Point to regrename_optimize.
18877 (struct value_data_entry, struct value_data,
18878 kill_value_one_regno, kill_value_regno, kill_value,
18879 set_value_regno, init_value_data, kill_clobbered_value,
18880 kill_set_value, kill_autoinc_value, copy_value,
18881 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18882 replace_oldest_value_reg, replace_oldest_value_addr,
18883 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18884 debug_value_data, validate_value_data): Move...
18885 * regcprop.c: ... here.
18886 (rest_of_handle_cprop): Delete.
18887 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18889 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18891 PR middle-end/40057
18892 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18893 GEN_INT for 1 << bitnum.
18894 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18895 build_int_cst_type.
18897 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18899 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18900 Remove wrong description of "nand" operation.
18902 2009-05-06 Richard Guenther <rguenther@suse.de>
18903 Adam Nemet <anemet@caviumnetworks.com>
18905 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18906 comment. Add that if LHS is not a gimple register, then RHS1 has
18907 to be a single object (GIMPLE_SINGLE_RHS).
18909 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18911 * expr.c (get_def_for_expr): Move it up in the file.
18912 (store_field): When expanding a bit-field store, look at the
18913 defining gimple stmt for the masking conversion.
18915 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18917 PR middle-end/39986
18918 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18919 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18920 32-bit memcpy into long.
18922 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18924 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18925 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18927 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18928 instead of appending DW_OP_deref*.
18930 2009-05-06 Michael Matz <matz@suse.de>
18932 PR middle-end/40021
18933 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18934 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18936 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18938 * Makefile.in (install-plugin): Fix srcdir handling.
18940 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18942 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18943 when processing for not_regs_needed bitmap.
18944 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18945 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18946 handling it for rhs.
18948 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18950 * config/i386/i386.md (unnamed inc/dec peephole): Use
18951 optimize_insn_for_size_p instead of optimize_size.
18952 * config/i386/predicates.md (incdec_operand): Likewise.
18953 (aligned_operand): Likewise.
18954 * config/i386/sse.md (divv8sf3): Likewise.
18955 (sqrtv8sf2): Likewise.
18957 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18959 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18961 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18963 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18965 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18966 ssemodesuffixf2c with avxmodesuffixf2c.
18968 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18971 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18973 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18975 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18976 (struct tree_base): Adjust spacing for 8 bit boundaries.
18977 (struct tree_decl_common): Add decl_by_reference_flag bit.
18978 (DECL_BY_REFERENCE): Adjust.
18979 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18980 print DECL_BY_REFERENCE bit.
18981 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18982 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18983 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18984 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18987 PR middle-end/39666
18988 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18989 range of the type, but default label is missing, add it with one
18990 of the existing labels instead of adding a new label for it.
18992 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18996 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18998 * Makefile.in (enable_plugin, plugin_includedir): New.
18999 (install): Depend on install-plugin.
19000 (PLUGIN_HEADERS): New.
19001 (install-plugin): New.
19002 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19004 2009-05-05 Richard Guenther <rguenther@suse.de>
19006 PR tree-optimization/40022
19007 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19009 (phivn_valid_p): Fix tuplification error, simplify.
19010 (phiprop_insert_phi): Add dumps.
19011 (propagate_with_phi): Simplify.
19013 2009-05-05 Richard Guenther <rguenther@suse.de>
19015 PR middle-end/40023
19016 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19018 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19020 * tree.h (strip_float_extensions): Remove duplicate declaration.
19021 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19022 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19023 block_ultimate_origin): Rearrange the declarations line to match the
19024 comment that indicates the .c file which the functions are defined.
19025 (dwarf2out_*, set_decl_rtl): Add comment.
19026 (get_base_address): Adjust comment.
19027 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19028 declarations line and add comment.
19029 (is_builtin_name): Add blank after function name, for clarity.
19031 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19033 * attribs.c (decl_attributes): Use %qE for identifiers in
19035 * cgraphunit.c (verify_cgraph_node): Translate function names to
19036 locale character set in diagnostics.
19037 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19039 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19040 Document that functions are named in UTF-8.
19041 * expr.c (expand_expr_real_1): Translate function names to locale
19042 character set in diagnostics.
19043 * gimplify.c (omp_notice_variable, omp_is_private,
19044 gimplify_scan_omp_clauses): Use %qE for identifiers in
19046 * langhooks.c (lhd_print_error_function): Translate function names
19047 to locale character set.
19048 * langhooks.h (decl_printable_name): Document that return value is
19049 in internal character set.
19050 * stmt.c: Include pretty-print.h
19051 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19053 (resolve_operand_name_1): Translate named operand name to locale
19055 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19057 * toplev.c (announce_function): Translate function names to locale
19059 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19060 (default_tree_printer): Use pp_identifier or translate identifiers
19061 to locale character set. Mark "<anonymous>" for translation.
19062 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19063 for identifiers in diagnostics.
19064 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19066 * varasm.c (output_constructor): Use %qE for identifiers in
19069 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19071 * configure.ac: use ` ` instead of $()
19072 * configure: Regenerate.
19074 2009-05-05 Ben Elliston <bje@au.ibm.com>
19076 * config/pa/linux-atomic.c: Eliminate conditional include of
19077 errno.h on non-LP64 systems to simplify build requirements.
19079 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19081 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19083 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19084 and pass value to identifier_to_locale.
19085 (warn_variable_length_array): Make name a tree.
19086 (grokdeclarator): Separate diagnostic texts for named and unnamed
19087 declarators. Use %qE for named declarators.
19088 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19090 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19091 identifiers in diagnostics.
19092 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19093 identifier_to_locale. Mark "anonymous" strings for translation.
19095 2009-05-04 Michael Eager <eager@eagercon.com>
19097 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19098 address for DImode/DFmode only if double-precision FP regs.
19100 2009-05-04 Michael Eager <eager@eagercon.com>
19102 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19103 TARGET_SINGLE_FLOAT check.
19105 2009-05-04 Michael Eager <eager@eagercon.com>
19107 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19109 2009-05-04 Michael Eager <eager@eagercon.com>
19111 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19112 * config/rs6000/t-xilinx: New
19114 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19116 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19117 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19118 * gcc/explow.c (memory_address): Use target hook.
19119 * gcc/targhooks.c (default_legitimize_address): New.
19120 * gcc/targhooks.h (default_legitimize_address): New.
19121 * gcc/target.h (legitimize_address): New.
19122 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19123 (TARGET_INITIALIZER): Include it.
19124 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19126 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19127 * config/bfin/bfin.c (legitimize_address): Remove.
19128 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19129 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19131 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19132 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19134 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19135 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19136 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19137 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19138 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19139 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19140 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19141 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19142 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19143 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19144 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19145 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19146 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19147 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19148 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19149 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19150 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19151 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19152 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19153 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19154 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19155 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19156 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19158 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19159 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19160 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19161 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19162 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19163 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19164 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19165 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19166 (thumb_legitimize_address): Delete.
19167 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19168 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19169 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19170 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19171 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19172 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19174 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19177 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19178 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19179 * config/m32r/m32r.c (m32r_legitimize_address): New.
19180 * config/m68k/m68k.c (m68k_legitimize_address): New.
19181 * config/score/score.c (score_legitimize_address): Standardize.
19182 * config/score/score3.c (score3_legitimize_address): Standardize.
19183 * config/score/score3.h (score3_legitimize_address): Adjust.
19184 * config/score/score7.c (score7_legitimize_address): Standardize.
19185 * config/score/score7.h (score7_legitimize_address): Adjust.
19186 * config/sh/sh.c (sh_legitimize_address): New.
19187 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19189 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19190 (s390_legitimize_address): ... this.
19191 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19192 (sparc_legitimize_address): ... this.
19193 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19194 (ix86_legitimize_address): ... this.
19195 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19196 (avr_legitimize_address): ... this.
19197 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19198 (mn10300_legitimize_address): ... this.
19199 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19200 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19201 (alpha_expand_mov): Adjust call.
19203 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19204 * config/spu/spu.c (spu_legitimize_address): Likewise.
19205 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19206 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19208 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19210 * intl.c (locale_encoding, locale_utf8): New.
19211 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19212 * intl.h (locale_encoding, locale_utf8): Declare.
19213 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19214 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19216 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19218 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19219 (pp_base_tree_identifier): Declare as function.
19220 (identifier_to_locale): Declare.
19221 * Makefile.in (pretty-print.o): Update dependencies.
19222 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19224 2009-05-04 Richard Guenther <rguenther@suse.de>
19226 PR middle-end/40015
19227 * builtins.c (fold_builtin_memory_op): Do not decay to element
19228 type if the size matches the whole array.
19230 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19232 * expmed.c (synth_mult): When trying out a shift, pass the result
19235 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19237 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19238 (shiftsub1_cost): New.
19239 (init_expmed): Compute shiftsub1_cost.
19240 (synth_mult): Optimize multiplications by constants of the form
19241 -(2^^m-1) for some constant positive integer m.
19243 2009-05-03 Richard Guenther <rguenther@suse.de>
19246 * c-typeck.c (array_to_pointer_conversion): Do not built
19247 ADDR_EXPRs of arrays of pointer-to-element type.
19248 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19249 up wrong ADDR_EXPRs after-the-fact.
19250 * c-common.c (strict_aliasing_warning): Strip pointer
19251 conversions for obtaining the original type.
19252 * builtins.c (fold_builtin_memset): Handle array types.
19253 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19256 2009-05-03 Richard Guenther <rguenther@suse.de>
19258 PR middle-end/23329
19259 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19260 Do not lose casts from array types with unknown extent to array
19261 types with known extent.
19262 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19263 alias set compatibility.
19265 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19267 * flags.h (extra_warnings): Delete.
19268 * toplev.c (process_options): Handle Wuninitialized here.
19269 * opts.c (extra_warnings): Delete.
19270 (set_Wextra): Delete.
19271 (common_handle_option): -Wextra can be handled automatically.
19272 * c-opts.c (c_common_handle_option): Delete obsolete code.
19273 (c_common_post_options): Simplify comment.
19274 * common.opt (W): Add Var.
19276 (Wuninitialized): Initialize to -1.
19278 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19279 Richard Guenther <rguenther@suse.de>
19281 * expr.c (get_def_for_expr): New function.
19282 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19283 SSA rather than trees.
19284 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19285 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19287 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19289 * c-common.c (reswords): Add _Imaginary.
19290 * c-common.c (enum rid): Add RID_IMAGINARY.
19292 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19294 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19295 Patch by Richard Guenther.
19297 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19299 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19300 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19301 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19302 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19303 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19304 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19305 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19306 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19307 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19308 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19309 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19310 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19311 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19312 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19313 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19314 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19315 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19316 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19318 2009-05-02 Richard Guenther <rguenther@suse.de>
19320 PR tree-optimization/39940
19321 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19324 2009-05-02 Richard Guenther <rguenther@suse.de>
19326 PR middle-end/40001
19327 * tree-ssa.c (execute_update_addresses_taken): Properly check
19328 if we can mark a variable DECL_GIMPLE_REG_P.
19329 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19330 back to the end of the function.
19331 (is_gimple_reg_type): Remove complex type special casing.
19332 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19335 2009-05-02 Ben Elliston <bje@au.ibm.com>
19337 * doc/collect2.texi (Collect2): Document search path behaviour
19338 when configured with --with-ld.
19340 2009-05-02 Jan Hubicka <jh@suse.cz>
19342 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19343 parameter; update callers.
19344 (coalesce_cost_edge): EH edges are costier because they needs
19345 splitting even if not critical and even more costier when there are
19346 multiple EH predecestors.
19348 2009-05-02 Jan Hubicka <jh@suse.cz>
19350 * except.c (remove_eh_handler_and_replace): Handle updating after
19351 removing TRY blocks.
19353 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19355 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19357 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19359 * varasm.c: Do not include c-pragma.h.
19360 * attribs.c: Do not incude c-common.h.
19362 2009-05-01 Michael Matz <matz@suse.de>
19364 * calls.c (initialize_argument_information): Handle SSA names like
19365 decls with a non MEM_P DECL_RTL.
19367 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19369 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19370 * ipa-utils.c: Likewise.
19371 * ipa-type-escape.c: Likewise.
19372 * cgraphunit.c Do not include c-common.h.
19373 * ipa-pure-const.c: Likewise.
19374 * tree-if-conv.c: Likewise.
19375 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19376 * ipa-struct-reorg.c: Likewise.
19377 * tree-nomudflap.c: Likewise.
19378 * tree-ssa-structalias.c: Likewise.
19380 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19382 * store-motion.c: Many cleanups to make this pass a first-class
19383 citizen instead of an appendix to gcse load motion. Add TODO list
19384 to make this pass faster/cleaner/better.
19386 (struct ls_expr): Post gcse.c-split cleanups.
19387 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19388 "stores" field to "avail_stores".
19389 (pre_ldst_mems): Rename to store_motion_mems.
19390 (pre_ldst_table): Rename to store_motion_mems_table.
19391 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19392 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19393 (ldst_entry): Rename to st_expr_entry, update users.
19394 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19395 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19396 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19398 (first_ls_expr): Rename to first_st_expr, update users.
19399 (next_ls_expr): Rename to next_st_expr, update users.
19400 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19401 fields properly for store motion instead of names inherited from load
19403 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19404 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19407 (ae_kill): Rename to st_kill, update users.
19408 (ae_gen): Rename to st_avloc, update users.
19409 (transp): Rename to st_transp, update users.
19410 (pre_insert_map): Rename to st_insert_map, update users.
19411 (pre_delete_map): Rename to st_delete_map, update users.
19412 (insert_store, build_store_vectors, free_store_memory,
19413 one_store_motion_pass): Update for abovementioned changes.
19415 (gcse_subst_count, gcse_create_count): Remove.
19416 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19417 and "n_stores_created", local variables.
19419 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19422 (regvec, compute_store_table_current_insn): Remove.
19423 (reg_set_info, reg_clear_last_set): Remove.
19424 (compute_store_table): Use DF caches instead of local dataflow
19427 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19429 * c-objc-common.c (c_tree_printer): Print identifiers with
19430 pp_identifier, not pp_string. Mark "({anonymous})" for
19432 * c-pretty-print.c (pp_c_ws_string): New.
19433 (pp_c_cv_qualifier, pp_c_type_specifier,
19434 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19435 pp_c_storage_class_specifier, pp_c_function_specifier,
19436 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19437 pp_c_primary_expression, pp_c_postfix_expression,
19438 pp_c_unary_expression, pp_c_shift_expression,
19439 pp_c_relational_expression, pp_c_equality_expression,
19440 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19441 use pp_string and pp_c_ws_string in place of pp_identifier and
19442 pp_c_identifier for non-identifiers. Mark English strings for
19444 * c-pretty-print.h (pp_c_ws_string): Declare.
19446 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19447 Roland McGrath <roland@redhat.com>
19449 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19450 (ENABLE_LD_BUILDID): New configuration option.
19451 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19452 (LINK_BUILDID_SPEC): New macro.
19453 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19455 * doc/install.texi: Document --enable-linker-build-id option.
19456 * configure: Rebuild.
19457 * config.in: Rebuild.
19459 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19461 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19462 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19463 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19464 MIPS_GP_SAVE_AREA_SIZE.
19465 * config/mips/mips.c (struct mips_frame_info): Update comment
19466 before arg_pointer_offset and hard_frame_pointer_offset.
19467 (mips_compute_frame_info): Update diagram before function: to
19468 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19469 indicate the position of frame_pointer_rtx with -fstack-protector and
19470 to show args_size. Don't allocate cprestore area for leaf functions
19471 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19473 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19475 2009-04-30 Michael Matz <matz@suse.de>
19477 PR tree-optimization/39955
19478 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19480 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19482 * ira.c (setup_cover_and_important_classes): Use safe macro
19483 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19485 * genpreds.c (write_tm_preds_h): Output suitable definition of
19486 REG_CLASS_FOR_CONSTRAINT.
19488 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19490 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19492 * bitmap.c (bitmap_descriptor): Likewise.
19493 * ggc-common.c (loc_descriptor): Likewise.
19494 * varray.c (varray_descriptor): Likewise.
19495 * vec.c (vec_descriptor): Likewise.
19497 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19499 * Makefile.in (dce.o): Add $(EXCEPT_H).
19500 * dce.c: Include except.h and delete redundant vector definitions.
19501 (deletable_insn_p): Return false for non-call insns that can throw
19504 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19506 * gcse.c (ae_gen): Remove.
19507 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19508 and make non-static function to make it available in store-motion.c.
19509 Update call sites with search-and-replace.
19510 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19511 extract_mentioned_regs, extract_mentioned_regs_helper,
19512 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19513 store_killed_in_insn, store_killed_after, store_killed_before,
19514 build_store_vectors, insert_insn_start_basic_block, insert-store,
19515 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19516 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19517 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19518 * store-motion.c: ...new file. Also copy data structures from gcse.c
19519 and clean up to remove parts not used by store motion.
19520 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19521 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19523 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19526 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19527 when optimizing for size.
19529 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19531 * gcse.c (gcse_constant_p): Fix typo in last change.
19533 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19535 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19537 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19539 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19541 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19543 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19544 CONST_HIGH_PART result.
19546 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19548 * config/avr/avr.c (initial_elimination_offset): Rename to
19549 avr_initial_elimination_offset.
19550 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19551 change return type to bool.
19552 (avr_can_eliminate): New function.
19553 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19554 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19555 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19556 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19557 avr_initial_elimination_offset.
19558 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19559 (avr_initial_elimination_offset): Define.
19561 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19562 Steven Bosscher <steven@gcc.gnu.org>
19564 PR rtl-optimization/39938
19565 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19566 * cfgrtl.c: Include insn-attr.h.
19567 (rest_of_pass_free_cfg): New function.
19568 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19569 * resource.c (init_resource_info): Remove call to df_analyze.
19571 2009-04-29 Richard Guenther <rguenther@suse.de>
19574 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19575 allow conversion to signed integers.
19577 2009-04-29 Richard Guenther <rguenther@suse.de>
19579 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19580 shifts of floating point vectors if the shift amount is
19581 a constant multiple of the element size.
19583 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19584 Michael Matz <matz@suse.de>
19586 PR middle-end/39927
19588 * tree-outof-ssa.c (emit_partition_copy): New function.
19589 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19590 insert_part_to_rtx_on_edge): Perform the partition base var
19591 copy using emit_partition_copy.
19592 (insert_value_copy_on_edge): Convert constants to the right mode.
19593 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19594 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19596 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19598 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19599 scan backwards to try to find a constant to initialize it.
19601 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19602 insn before the loop_end instruction, don't look past labels.
19604 2009-04-29 Richard Guenther <rguenther@suse.de>
19606 PR middle-end/39937
19607 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19608 loose type conversions.
19609 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19610 stmts only if there are no uses of its definition.
19612 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19614 * config/bfin/bfin.h (splitting_loops): Declare.
19615 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19616 Reorder bit definitions to be ascending.
19617 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19618 * config/bfin/bfin.c (splitting_loops): New variable.
19619 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19620 (struct loop_info): Remove members INIT and LOOP_INIT.
19621 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19622 the LSETUP sequence. Allow LC to be loaded from any register, but
19623 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19624 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19626 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19627 of reload_completed.
19630 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19632 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19634 * Makefile.in (PLUGIN_VERSION_H): New.
19635 (OBJS-common): Remove plugin-version.o.
19636 (plugin.o): Depend on (PLUGIN_VERSION_H).
19637 (plugin-version.o): Remove.
19638 * configure: Regenerate
19639 * configure.ac: Create plugin-version.h.
19640 * gcc-plugin.h (plugin_gcc_version): Remove.
19641 (plugin_default_version_check): Change signature.
19642 * plugin-version.c: Remove.
19643 * plugin.c: Include plugin-version.h.
19644 (str_plugin_gcc_version_name): Remove.
19645 (try_init_one_plugin): Pass gcc version to plugin_init.
19646 (plugin_default_version_check): Both gcc and plugin versions are now
19649 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19651 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19652 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19653 Remove special case testing for last insn of inner loops. Don't fail
19654 if the loop ends with a jump, emit an extra nop instead.
19656 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19657 DREGS rather than comparing directly. Remove code that tries to
19658 account for latencies.
19660 2009-04-29 Richard Guenther <rguenther@suse.de>
19662 PR tree-optimization/39941
19663 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19664 eliminating an indirect call.
19666 2009-04-29 Richard Guenther <rguenther@suse.de>
19668 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19669 parameter. Allow invariants as base if !require_lvalue.
19670 (verify_gimple_assign_single): Adjust.
19672 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19674 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19675 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19676 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19677 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19678 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19680 * config/bfin/bfin.c (bfin_expand_builtin,
19681 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19683 2009-04-28 Richard Guenther <rguenther@suse.de>
19685 * tree-vect-loop.c (get_initial_def_for_induction): Use
19686 correct types for pointer increment.
19688 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19690 * toplev.c (print_version): Update GMP version string calculation.
19692 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19694 PR rtl-optimization/39938
19695 * resource.c (init_resource_info): Add call to df_analyze.
19697 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19699 * config/alpha/alpha.md (usegp): Cast the result of
19700 alpha_find_lo_sum_using_gp to enum attr_usegp.
19701 * config/alpha/alpha.c (override_options): Remove end-of-structure
19702 marker element from cpu_table. Use array size of cpu_table to handle
19703 -mcpu and -mtune options.
19704 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19706 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19708 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19709 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19710 tune_32 and tune_64.
19711 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19712 support on PowerPC.
19713 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19714 * config/rs6000/option-defaults.h: ... here. New file.
19715 (OPT_64, OPT_32): Define.
19716 (MASK_64BIT): Define to 0 if not already defined.
19717 (OPT_ARCH64, OPT_ARCH32): Define.
19718 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19721 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19723 * config/arm/arm.c (arm_override_options): Emit error on using
19726 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19728 PR rtl-optimization/39914
19729 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19730 registers for allocnos created from user-defined variables only
19731 when not optimizing.
19733 2009-04-28 Richard Guenther <rguenther@suse.de>
19735 PR middle-end/39937
19736 * fold-const.c (fold_binary): Use distribute_real_division only
19739 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19741 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19742 add hpux-stdint.h to tm_file.
19743 (hppa[12]*-*-hpux11*): Ditto.
19744 (ia64*-*-hpux*): Ditto.
19745 * config/hpux-stdint.h: New.
19746 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19747 __STDC_EXT__ for all compiles.
19748 * config/pa/pa-hpux.h: Ditto.
19749 * config/pa/pa-hpux10.h: Ditto.
19750 * config/pa/pa-hpux11.h: Ditto.
19752 2009-04-28 Catherine Moore <clm@codesourcery.com>
19754 * debug.h (set_name): Add comment.
19756 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19759 * config/darwin.c (machopic_gen_offset): Check
19760 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19761 * config/arm/arm.c (require_pic_register): Likewise.
19763 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19765 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19766 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19767 m32c_promote_prototypes): Delete.
19769 2009-04-28 Michael Matz <matz@suse.de>
19771 PR middle-end/39922
19772 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19775 2009-04-28 Richard Guenther <rguenther@suse.de>
19777 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19779 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19781 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19782 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19783 * config/arm/arm-tune.md: Regenerate.
19785 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19787 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19788 block if there are complex incoming edges.
19789 (sel_merge_blocks): Remove useless assert.
19790 (sel_redirect_edge_and_branch): Check that edge was redirected.
19791 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19792 (sel_find_rgns): Delete declaration.
19793 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19794 the region when it is not a preheader.
19796 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19799 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19801 2009-04-28 Richard Guenther <rguenther@suse.de>
19803 * tree.h (SSA_NAME_VALUE): Remove.
19804 (struct tree_ssa_name): Remove value_handle member.
19805 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19806 array for jump threading.
19807 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19809 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19810 * tree-flow.h (threadedge_initialize_values): Declare.
19811 (threadedge_finalize_values): Likewise.
19812 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19813 (SSA_NAME_VALUE): Define.
19814 (threadedge_initialize_values): New function.
19815 (threadedge_finalize_values): Likewise.
19816 * tree-ssa-dom.c (ssa_name_values): New global variable.
19817 (SSA_NAME_VALUE): Define.
19818 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19820 2009-04-28 Ira Rosen <irar@il.ibm.com>
19822 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19823 Use REPORT_VECTORIZED_LOCATIONS instead
19824 REPORT_VECTORIZED_LOOPS.
19825 * tree-vectorizer.c (vect_verbosity_level): Make static.
19826 (vect_loop_location): Rename to vect_location.
19827 (vect_set_verbosity_level): Update comment.
19828 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19830 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19831 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19832 instead REPORT_UNVECTORIZED_LOOPS.
19833 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19834 and vect_loop_def to vect_external_def and vect_internal_def.
19835 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19836 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19837 REPORT_UNVECTORIZED_LOCATIONS.
19838 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19839 and vect_used_in_loop and to vect_unused_in_scope and
19840 vect_used_in_scope.
19841 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19842 (vect_verbosity_level): Remove declaration.
19843 (vect_analyze_operations): Likewise.
19844 (vect_analyze_stmt): Declare.
19845 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19846 REPORT_UNVECTORIZED_LOCATIONS.
19847 (vect_get_loop_niters): Fix indentation.
19848 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19849 (vect_analyze_loop_operations): New function.
19850 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19851 vect_analyze_operations.
19852 (vect_is_simple_reduction): Use new names.
19853 (vectorizable_live_operation, vect_transform_loop): Likewise.
19854 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19855 to specify whether the data references can be a part of interleaving
19857 (vect_analyze_data_ref_dependence): Use new names.
19858 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19859 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19860 * tree-vect-patterns.c (widened_name_p): Use new names.
19861 (vect_recog_dot_prod_pattern): Likewise.
19862 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19863 (process_use, vect_mark_stmts_to_be_vectorized,
19864 vect_model_simple_cost, vect_model_store_cost,
19865 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19866 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19867 vectorizable_operation, vectorizable_type_demotion,
19868 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19869 vectorizable_condition): Likewise.
19870 (vect_analyze_operations): Split into vect_analyze_loop_operations
19872 (vect_analyze_stmt): ... new function.
19873 (new_stmt_vec_info): Use new names.
19874 (vect_is_simple_use): Use new names and fix comment.
19875 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19876 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19878 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19881 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19882 and integer modes for x87 operands. Do not ICE for unsupported size,
19883 generate error instead. Generate error for unsupported operand types.
19884 ['z']: Do not handle HImode memory operands specially. Warning
19885 for floating-point operands. Fallthru to 'Z' for unsupported operand
19886 types. Do not ICE for unsupported size, generate error instead.
19887 (output_387_binary_op): Use %Z to output operands.
19888 (output_fp_compare): Ditto.
19889 (output_387_reg_move): Ditto.
19891 2009-04-28 Ben Elliston <bje@au.ibm.com>
19896 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19898 * builtins.c (c_strlen): Do not warn here.
19899 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19900 * c-common.c (pointer_int_sum): Take an explicit location.
19901 Warn about offsets out of bounds.
19902 * c-common.h (pointer_int_sum): Adjust declaration.
19904 2009-04-27 Ian Lance Taylor <iant@google.com>
19906 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19908 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19909 * df-core.c (df_set_flags): Change return type to int. Change
19910 type of old_flags to int.
19911 (df_clear_flags): Likewise.
19912 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19913 (df_get_conditional_uses): Likewise.
19914 * df.h (df_set_flags, df_clear_flags): Update declarations.
19915 * dwarf2out.c (struct indirect_string_node): Change type of form
19916 field to enum dwarf_form.
19917 (AT_string_form): Change return type to enum dwarf_form.
19918 * fixed-value.c (fixed_compare): Add cast to enum type.
19919 * fwprop.c (update_df): Change 0 to VOIDmode.
19920 * gensupport.c: Change 0 to UNKNOWN.
19921 * gimple.h (gimple_cond_code): Add cast to enum type.
19922 * haifa-sched.c (reemit_notes): Add cast to enum type.
19923 * hooks.c (hook_int_void_no_regs): Remove function.
19924 * hooks.h (hook_int_void_no_regs): Remove declaration.
19925 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19926 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19927 * real.c (real_arithmetic): Add cast to enum type.
19928 (real_compare): Likewise.
19929 * target.h (struct gcc_target): Change return type of
19930 branch_target_register_class to enum reg_class.
19931 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19932 default_branch_target_register_class.
19933 * targhooks.c (default_branch_target_register_class): New function.
19934 * targhooks.h (default_branch_target_register_class): Declare.
19935 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19936 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19938 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19940 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19941 vect_uninitialized_def. Change 0 to ERROR_MARK.
19942 * tree-vect-stmts.c (supportable_widening_operation): Don't
19943 initialize icode1 and icode2.
19944 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19945 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19947 (cmn_err_flag_specs): Change 0 to STD_C89.
19948 (cmn_err_char_table): Likewise.
19949 * config/arm/arm.c (get_arm_condition_code): Change type of code
19950 to enum arm_cond_code.
19951 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19952 (IWMMXT_BUILTIN2): Likewise.
19953 (neon_builtin_type_bits): Don't define typedef.
19954 (neon_builtin_datum): Change type of bits field to int.
19955 (arm_expand_neon_args): Add cast to enum type.
19956 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19958 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19959 casts to enum type.
19960 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19962 * config/mips/mips.md (jal_macro): Return enum constant.
19963 (single_insn): Likewise.
19964 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19966 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19967 casts to enum type.
19968 * config/s390/s390.c (s390_tune_flags): Change type to int.
19969 (s390_arch_flags): Likewise.
19970 (s390_handle_arch_option): Change flags field of struct pta to int.
19971 * config/s390/s390.h (s390_tune_flags): Update declaration.
19972 (s390_arch_flags): Likewise.
19973 * config/sh/sh.c (prepare_move_operands): Compare
19974 tls_symbolic_operand result with enum constant.
19975 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19976 (sh_expand_prologue): Add cast to enum type.
19977 (sh_expand_epilogue): Likewise.
19978 (tls_symbolic_operand): Change return type to enum tls_model.
19979 (fpscr_set_from_mem): Add cast to enum type.
19980 (legitimize_pic_address): Compare tls_symbolic_operand result with
19982 (sh_target_reg_class): Change return type to enum reg_class.
19983 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19985 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19986 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19987 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19988 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19989 (delayed_branch, tls_call_delay): Likewise.
19990 (eligible_for_sibcall_delay): Likewise.
19991 (eligible_for_return_delay): Likewise.
19992 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19993 (spu_expand_builtin_1): Likewise.
19995 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19996 for all types of conversions.
19997 (output_init_element): Issue -Wc++-compat warning if needed when
19998 initializing a bitfield with enum type.
19999 * c-parser.c (c_parser_expression): Set original_type to
20000 original_type of right hand operand of comma operator.
20002 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20004 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20006 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20007 * doc/cpp.texi (Standard Predefined Macros)
20008 (Implementation-defined behavior): Likewise.
20009 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20010 * doc/gimple.texi (GIMPLE Exception Handling)
20011 (@code{GIMPLE_ASSIGN}): Likewise.
20012 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20013 * doc/invoke.texi (Warning Options, Optimize Options)
20014 (AVR Options, Darwin Options): Likewise.
20015 (Optimize Options): Reformulate -fwhole-program description.
20016 * doc/loop.texi (Lambda): Likewise.
20017 * doc/md.texi (Output Template, Define Constraints)
20018 (Standard Names, Insn Splitting): Likewise.
20019 * doc/options.texi (Option properties): Likewise.
20020 * doc/passes.texi (Tree-SSA passes): Likewise.
20021 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20022 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20023 (File Names and DBX): Likewise.
20024 * doc/trouble.texi (Incompatibilities): Likewise.
20026 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20028 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20029 instruction is correct.
20031 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20033 Allow non-constant arguments to conversion intrinsics.
20034 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20035 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20036 * spu.c (print_operand): Handle 'v' and 'w'.
20037 (exp2_immediate_p, spu_gen_exp2): Define.
20038 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20039 spu_convtf_1): Update parameter descriptions.
20040 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20041 * constraints.md ('v', 'w'): New.
20042 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20044 (i2f, I2F): New define_mode_attr.
20045 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20046 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20047 fixuns_truncv4sfv4si2): Update to use mode attribute.
20048 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20049 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20050 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20051 patterns for combine.
20053 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20055 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20056 (cprop, hoist, pre, store_motion): New debug counters.
20057 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20058 is not an RTL pass anymore.
20059 (pass_profiling): Remove extern decl for pass removed in 2005.
20060 (pass_gcse, pass_jump_bypass): Remove.
20061 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20062 to 0 for clean state.
20063 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20064 * cse.c (gate_handle_cse_after_global_opts,
20065 rest_of_handle_cse_after_global_opts): New functions.
20066 (pass_cse_after_global_opts): New pass, does local CSE.
20067 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20068 (TV_CPROP): New timevar.
20069 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20070 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20071 (gcse_main, recompute_all_luids): Remove.
20072 (compute_hash_table_work): Call max_reg_num instead of reading
20074 (cprop_jump): Don't set run_jump_opt_after_gcse.
20075 (constprop_register): Always allow to alter jumps.
20076 (cprop_insn): Likewise.
20077 (do_local_cprop): Likewise.
20078 (local_cprop_pass): Likewise. Return non-zero if something changed.
20079 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20080 (find_implicit_sets): Add note about missed optimization opportunity.
20081 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20082 pass_rtl_cprop execute function.
20083 Don't bother tracking the pass number, each pass gets its own dumpfile
20085 Always allow to alter jumpsand bypass jumps.
20086 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20087 will just find no suitable set.
20088 (pre_edge_insert): Fix dumping, this function is for PRE only.
20089 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20090 pass_rtl_pre execute function.
20091 (hoist_code): Return non-zero if something changed. Keep track of
20092 substitutions and insertions for statistics gathering similar to PRE.
20093 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20094 called from the pass_rtl_hoist execute function. Show pass statistics.
20095 (compute_store_table): Use max_reg_num directly instead of using the
20096 formerly global max_gcse_regno.
20097 (build_store_vectors): Likewise.
20098 (replace_store_insn): Fix dumping.
20099 (store_motion): Rename to ...
20100 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20101 pass, called from the pass_rtl_store_motion execute function. Keep
20102 track of substitutions and insertions for statistics gathering similar
20104 (bypass_jumps): Remove, fold interesting bits into ...
20105 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20106 from the pass_rtl_cprop execute function.
20107 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20108 pass_jump_bypass): Remove.
20109 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20110 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20111 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20112 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20113 (gate_rtl_store_motion, execute_rtl_store_motion,
20114 pass_rtl_store_motion): New.
20115 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20116 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20117 * passes.c (init_optimization_passes): Remove pass_gcse and
20118 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20119 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20120 instead of pass_jump_bypass.
20122 2009-04-27 Richard Guenther <rguenther@suse.de>
20124 PR middle-end/39928
20125 * gimplify.c (gimplify_expr): If we are required to create
20126 a temporary make sure it ends up as register.
20128 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20131 * config/i386/i386.c (construct_container): Don't call
20132 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20133 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20135 2009-04-27 Michael Matz <matz@suse.de>
20137 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20138 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20139 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20140 (dump_replaceable_exprs): Take a bitmap.
20141 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20143 (expand_gimple_basic_block): Likewise.
20144 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20145 replaceable_expressions member a bitmap.
20146 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20147 (mark_replaceable): Likewise.
20148 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20149 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20151 2009-04-27 Richard Guenther <rguenther@suse.de>
20153 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20154 (verify_stmts): Dispatch to gimple/type verification code.
20155 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20156 issue with call argument types.
20158 2009-04-27 Michael Matz <matz@suse.de>
20160 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20161 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20164 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20165 Eric Botcazou <ebotcazou@adacore.com>
20167 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20168 a label's basic block.
20169 (mark_target_live_regs): Tidy and rework obsolete comments.
20170 Change back DF problem to LIVE. If a label starts a basic block,
20171 assume that all registers that used to be live then still are.
20172 (init_resource_info): If a label starts a basic block, set its
20173 BLOCK_FOR_INSN accordingly.
20174 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20176 2009-04-27 Richard Guenther <rguenther@suse.de>
20178 * tree-flow-inline.h (function_ann): Remove.
20179 (get_function_ann): Likewise.
20180 * tree-dfa.c (create_function_ann): Remove.
20181 * tree-flow.h (struct static_var_ann_d): Remove.
20182 (struct function_ann_d): Likewise.
20183 (union tree_ann_d): Remove fdecl member.
20184 (function_ann_t): Remove.
20185 (function_ann, get_function_ann, create_function_ann): Remove
20188 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20190 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20192 2009-04-27 Jan Hubicka <jh@suse.cz>
20194 * ipa-pure-const.c (struct funct_state_d): New fields
20195 state_previously_known, looping_previously_known; remove
20196 state_set_in_source.
20197 (analyze_function): Use new fields.
20198 (propagate): Avoid assumption that state_set_in_source imply
20201 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20202 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20203 * cfgloop.h (finite_loop_p): Declare.
20205 2009-04-26 Michael Matz <matz@suse.de>
20207 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20209 2009-04-26 Michael Matz <matz@suse.de>
20211 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20212 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20213 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20214 pass_mark_used_blocks): Remove.
20215 * tree-optimize.c (pass_free_datastructures,
20216 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20217 * passes.c (init_optimization_passes): Don't call
20218 pass_mark_used_blocks, remove dead code.
20220 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20222 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20223 * tree-ssa-live.h (register_ssa_partition): Likewise.
20225 2009-04-26 Michael Matz <matz@suse.de>
20228 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20229 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20230 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20232 (compare_pairs): Swap cost comparison.
20233 (coalesce_ssa_name): Don't use change_partition_var.
20234 * tree-nrv.c (struct nrv_data): Add modified member.
20235 (finalize_nrv_r): Set it.
20236 (tree_nrv): Use it to update statements.
20237 (pass_nrv): Require PROP_ssa.
20238 * tree-mudflap.c (mf_decl_cache_locals,
20239 mf_build_check_statement_for): Use make_rename_temp.
20240 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20241 * alias.c (find_base_decl): Handle SSA names.
20242 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20243 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20244 * rtl.h (set_reg_attrs_for_parm): Declare.
20245 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20246 to "optimized", remove unused locals at finish.
20247 (execute_free_datastructures): Make global, call
20248 delete_tree_cfg_annotations.
20249 (execute_free_cfg_annotations): Don't call
20250 delete_tree_cfg_annotations.
20252 * ssaexpand.h: New file.
20253 * expr.c (toplevel): Include ssaexpand.h.
20254 (expand_assignment): Handle SSA names the same as register variables.
20255 (expand_expr_real_1): Expand SSA names.
20256 * cfgexpand.c (toplevel): Include ssaexpand.h.
20257 (SA): New global variable.
20258 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20259 (SSAVAR): New macro.
20260 (set_rtl): New helper function.
20261 (add_stack_var): Deal with SSA names, use set_rtl.
20262 (expand_one_stack_var_at): Likewise.
20263 (expand_one_stack_var): Deal with SSA names.
20264 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20265 before unique numbers.
20266 (expand_stack_vars): Use set_rtl.
20267 (expand_one_var): Accept SSA names, add asserts for them, feed them
20268 to above subroutines.
20269 (expand_used_vars): Expand all partitions (without default defs),
20270 then only the local decls (ignoring those expanded already).
20271 (expand_gimple_cond): Remove edges when jumpif() expands an
20272 unconditional jump.
20273 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20274 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20276 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20277 members of SA; deal with PARM_DECL partitions here; expand
20278 all PHI nodes, free tree datastructures and SA. Commit instructions
20279 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20280 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20281 info and statements at start, collect garbage at finish.
20282 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20283 (VAR_ANN_PARTITION) Remove.
20284 (change_partition_var): Don't declare.
20285 (partition_to_var): Always return SSA names.
20286 (var_to_partition): Only accept SSA names.
20287 (register_ssa_partition): Only check argument.
20288 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20290 (delete_var_map): Don't free it.
20291 (var_union): Only accept SSA names, simplify.
20292 (partition_view_init): Mark only useful SSA names as used.
20293 (partition_view_fini): Only deal with SSA names.
20294 (change_partition_var): Remove.
20295 (dump_var_map): Use ssa_name instead of partition_to_var member.
20296 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20298 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20299 (struct _elim_graph): New member const_dests; nodes member vector of
20301 (set_location_for_edge): New static helper.
20302 (create_temp): Remove.
20303 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20304 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20305 (new_elim_graph): Allocate const_dests member.
20306 (clean_elim_graph): Truncate const_dests member.
20307 (delete_elim_graph): Free const_dests member.
20308 (elim_graph_size): Adapt to new type of nodes member.
20309 (elim_graph_add_node): Likewise.
20310 (eliminate_name): Likewise.
20311 (eliminate_build): Don't take basic block argument, deal only with
20312 partition numbers, not variables.
20313 (get_temp_reg): New static helper.
20314 (elim_create): Use it, deal with RTL temporaries instead of trees.
20315 (eliminate_phi): Adjust all calls to new signature.
20316 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20317 (rewrite_trees): Only do checking.
20318 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20319 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20320 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20321 contains_tree_r, MAX_STMTS_IN_LATCH,
20322 process_single_block_loop_latch, analyze_edges_for_bb,
20323 perform_edge_inserts): Remove.
20324 (expand_phi_nodes): New global function.
20325 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20326 functions, initialize new parameter, remember partitions having a
20328 (finish_out_of_ssa): New global function.
20329 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20330 don't reset in_ssa_p here, don't disable TER when mudflap.
20331 (pass_del_ssa): Remove.
20332 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20334 (execute_free_datastructures): Declare.
20335 * Makefile.in (SSAEXPAND_H): New variable.
20336 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20337 * basic-block.h (commit_one_edge_insertion): Declare.
20338 * passes.c (init_optimization_passes): Move pass_nrv and
20339 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20340 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20341 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20342 (redirect_branch_edge): Deal with super block when expanding, split
20343 out jump patching itself into ...
20344 (patch_jump_insn): ... here, new static helper.
20346 2009-04-26 Michael Matz <matz@suse.de>
20348 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20349 beyond num_ssa_names.
20350 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20351 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20353 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20355 PR inline-asm/39543
20356 * fwprop.c (forward_propagate_asm): New function.
20357 (forward_propagate_and_simplify): Propagate also into __asm, if it
20358 doesn't increase the number of referenced registers.
20361 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20363 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20365 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20366 note_nonlocal_vla_type for nonlocal VLAs.
20367 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20368 contains_remapped_vars, remap_vla_decls): New functions.
20369 (convert_nonlocal_reference_stmt): If not optimizing, call
20370 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20371 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20372 if it wasn't found in var_map.
20373 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20374 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20375 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20377 * gimplify.c (nonlocal_vlas): New variable.
20378 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20380 (gimplify_body): Create and destroy nonlocal_vlas.
20382 * dwarf2out.c (loc_descr_plus_const): New function.
20383 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20384 mem_loc_descriptor, loc_descriptor_from_tree_1,
20385 descr_info_loc, gen_variable_die): Use it.
20387 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20388 !TREE_STATIC VAR_DECLs.
20389 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20390 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20391 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20392 DECL_BY_REFERENCE is valid.
20393 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20394 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20395 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20396 Copy DECL_BY_REFERENCE.
20397 (struct nesting_copy_body_data): New type.
20398 (nesting_copy_decl): New function.
20399 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20400 if they have variable length.
20402 2009-04-26 Michael Matz <matz@suse.de>
20404 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20405 mark new temporaries for renaming.
20407 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20410 * c-decl.c (global_bindings_p): Return negative value.
20411 (c_variable_size): New. Based on variable_size from
20413 (grokdeclarator): Call c_variable_size not variable_size.
20415 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20417 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20419 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20421 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20422 Redefine it to just use mingw/include.
20423 (ASM_SPEC): Rules for -m32 and -m64.
20424 (LINK_SPEC): Use Likewise.
20425 (SPEC_32): New define.
20426 (SPEC_64): Likewise.
20427 (SUB_LINK_SPEC): Likewise.
20428 (MULTILIB_DEFAULTS): New define.
20429 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20430 Add multilib options.
20431 (MULTILIB_DIRNAMES): Likewise.
20432 (MULTILIB_OSDIRNAMES): Likewise.
20433 (LIBGCC): Likewise.
20434 (INSTALL_LIBGCC): Likewise.
20436 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20439 * c-tree.h (enum c_inline_static_type): New.
20440 (record_inline_static): Declare.
20441 * c-decl.c (struct c_inline_static, c_inline_statics,
20442 record_inline_static, check_inline_statics): New.
20443 (pop_file_scope): Call check_inline_statics.
20444 (start_decl): Call record_inline_static instead of pedwarning
20445 directly for static in inline function.
20446 * c-typeck.c (build_external_ref): Call record_inline_static
20447 instead of pedwarning directly for static referenced in inline
20450 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20452 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20453 not new but only being rescanned.
20454 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20455 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20456 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20457 record_set_info, compute_set, grealloc): Remove.
20458 (recompute_all_luids): New function.
20459 (gcse_main): Don't compute sets, and don't do related memory
20460 allocations/free-ing. If something changed before the end of the
20461 pass, update LUIDs using recompute_all_luids.
20462 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20463 (free_gcse_mem): Don't free it either.
20464 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20465 Use the df insn LUIDs.
20466 (load_killed_in_block): Likewise.
20467 (compute_hash_table_work): Don't compute reg_set_in_block.
20468 (compute_transp): Use DF_REG_DEF_CHAINs.
20469 (local_cprop_pass): Don't use compute_sets and related functions.
20470 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20471 Use get_max_uid() instead of max_cuid.
20472 (insert_insn_end_basic_block, pre_insert_copy_insn,
20473 update_ld_motion_stores): Don't try to
20474 keep reg_set tables up to date.
20475 (pre_insert_copies): Use df insn LUIDs.
20476 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20477 (reg_set_info): Don't use extra bitmap argument.
20478 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20479 information to compute regs_set_in_block.
20480 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20481 (bypass_jumps): Don't use compute_sets and friends.
20483 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20486 * opts.c (undocumented_msg): Do not leave blank even with
20489 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20491 * c-decl.c (build_enumerator): Allow values folding to integer
20492 constants but not integer constant expressions with a pedwarn if
20495 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20498 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20499 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20500 type is an integer constant.
20502 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20505 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20508 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20511 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20512 with variably modified return type and no storage class
20513 specifiers, except for the case of nested functions. Distinguish
20514 extern declarations of functions with variably modified return
20515 types from those of objects with variably modified types.
20517 2009-04-25 Jan Hubicka <jh@suse.cz>
20519 * tree.c (list_equal_p): New function.
20520 * tree.h (list_equal_p): Declare.
20521 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20522 basic_block_def, basic_block, const_basic_block): New.
20523 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20524 (redirect_eh_edge): New function.
20525 (make_eh_edge_update_phi): EH edges are not abnormal.
20526 * except.c: Include tree-flow.h.
20527 (list_match): New function.
20528 (eh_region_replaceable_by_p): New function.
20529 (replace_region): New function.
20530 (hash_type_list): New function.
20531 (hash_eh_region): New function.
20532 (eh_regions_equal_p): New function.
20533 (merge_peers): New function.
20534 (remove_unreachable_regions): Verify EH tree when checking;
20536 (copy_eh_region_1): New function.
20537 (copy_eh_region): New function.
20538 (push_reachable_handler): New function.
20539 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20540 regions without label but with live RESX.
20541 * except.h (redirect_eh_edge_to_label): New.
20542 * tree-flow.h (redirect_eh_edge): New.
20543 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20544 basic_block_def, basic_block, const_basic_block): Remove.
20545 * Makefile.in (except.o): Add dependency on tree-flow.h
20546 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20547 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20550 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20553 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20554 on the destination of memcpy.
20556 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20558 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20559 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20560 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20562 2009-04-25 Jan Hubicka <jh@suse.cz>
20564 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20565 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20566 to be reached by different label than left.
20567 (update_eh_edges): Update comment; remove edge_to_remove if possible
20568 and return true if suceeded.
20569 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20570 (cleanup_eh): Compute sharing map.
20571 * except.c (remove_eh_handler_and_replace): Add argument if we should
20573 (remove_unreachable_regions): Update for label sharing.
20574 (label_to_region_map): Likewise.
20575 (get_next_region_sharing_label): New function.
20576 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20578 (remove_eh_handler): Update.
20579 (remove_eh_region_and_replace_by_outer_of): New function.
20580 * except.h (struct eh_region): Add next_region_sharing_label.
20581 (remove_eh_region_and_replace_by_outer_of,
20582 get_next_region_sharing_label): Declare.
20583 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20585 2009-04-25 Jan Hubicka <jh@suse.cz>
20587 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20588 insert code even if they are not critical.
20590 2009-04-25 Jan Hubicka <jh@suse.cz>
20592 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20593 (gimple_can_remove_branch_p): EH edges won't remove branch by
20595 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20596 updating of non-abnormal EH edges.
20597 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20598 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20599 (split_critical_edges): Split also edges where emitting code on them
20600 will lead to splitting later.
20602 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20603 H.J. Lu <hongjiu.lu@intel.com>
20606 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20607 the configured assembler supports fildq and fistpq mnemonics.
20608 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20609 * configure: Regenerated.
20610 * config.in: Ditto.
20612 * config/i386/i386.c (print_operand): Handle 'Z'.
20613 ['z']: Remove handling of special fild/fist suffixes.
20614 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20615 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20616 suffix of fild insn.
20617 (*floatsi<mode>2_vector_mixed): Ditto.
20618 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20619 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20620 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20621 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20622 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20624 2009-04-25 Ben Elliston <bje@au.ibm.com>
20626 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20627 the source of a set operation.
20629 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20631 * target.h (struct gcc_target): Add case_values_threshold field.
20632 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20633 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20634 * targhooks.c (default_case_values_threshold): New function.
20635 * targhooks.h (default_case_values_threshold): Declare function.
20636 * stmt.c (expand_case): Use case_values_threshold target hook.
20637 * expr.h (case_values_threshold): Remove declartation.
20638 * expr.c (case_values_threshold): Remove function.
20639 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20641 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20642 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20643 (avr_case_values_threshold): Declare as static.
20644 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20646 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20647 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20648 (mn10300_case_values_threshold): New function.
20650 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20652 * ira.c (setup_cover_and_important_classes): Add enum cast.
20654 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20656 * genpreds.c (write_enum_constraint_num): Output definition of
20657 CONSTRAINT_NUM_DEFINED_P macro.
20658 * ira.c (setup_cover_and_important_classes): Use
20659 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20661 2009-04-24 DJ Delorie <dj@redhat.com>
20663 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20664 __SH2A_SINGLE_ONLY__ also.
20666 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20668 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20669 (movdf_internal): Ditto.
20670 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20671 SFmode and DFmode constants.
20672 (ia64_print_operand): Add 'G' format for printing
20673 floating point constants.
20675 2009-04-24 Richard Guenther <rguenther@suse.de>
20677 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20678 from unsigned additions.
20680 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20682 * c-typeck.c (set_init_index): Allow array designators that are
20683 not integer constant expressions with a pedwarn if pedantic.
20685 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20687 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20688 zero if no overlap in nonzero bits between the operands.
20690 2009-04-24 Ian Lance Taylor <iant@google.com>
20692 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20693 (record_dead_and_set_regs): Likewise.
20694 * df.h (struct df_mw_hardreg): Change flags field to int.
20695 (struct df_base_ref): Likewise.
20696 (struct df): Change changeable_flags field to int.
20697 * df-scan.c (df_defs_record): Change clobber_flags to int.
20698 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20699 constants rather than #define macros.
20700 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20701 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20702 (enum dwarf_calling_convention): Likewise.
20703 (enum dwarf_line_number_x_ops): Likewise.
20704 (enum dwarf_call_frame_info): Likewise.
20705 (enum dwarf_source_language): Likewise.
20706 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20707 (add_calling_convention_attribute): Likewise.
20708 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20709 (combine_comparisons): Change compcode to int. Add cast to enum type.
20710 * genrecog.c (maybe_both_true_2): Change c to int.
20711 (write_switch): Likewise. Add cast to enum type.
20712 * gimplify.c (gimplify_omp_for): Handle return values from
20713 gimplify_expr using MIN rather than bitwise or.
20714 (gimplify_expr): Add cast to enum type.
20715 * ipa-prop.c (update_jump_functions_after_inlining): Change
20716 IPA_BOTTOM to IPA_JF_UNKNOWN.
20717 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20718 Add casts to enum type.
20719 (setup_cover_and_important_classes): Change cl to int. Add casts
20721 (setup_class_translate): Change cl and mode to int.
20722 (ira_init_once): Change mode to int.
20723 (free_register_move_costs): Likewise.
20724 (setup_prohibited_mode_move_regs): Add casts to enum type.
20725 * langhooks.c (add_builtin_function_common): Rework assertion that
20726 value fits bitfield.
20727 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20728 * omega.c (omega_do_elimination): Avoid math on enum types.
20729 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20730 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20731 int local to handle integral_argment value.
20732 * regmove.c (try_auto_increment): Change PUT_MODE to
20734 * reload.c (push_secondary_reload): Add casts to enum type.
20735 (secondary_reload_class, find_valid_class): Likewise.
20736 * reload1.c (emit_input_reload_insns): Likewise.
20737 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20738 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20739 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20741 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20742 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20744 (expand_complex_libcall): Add casts to enum type.
20745 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20746 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20747 with ERROR_MARK, not NUM_TREE_CODES.
20748 (vect_create_epilog_for_reduction): Likewise.
20749 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20750 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20751 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20753 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20754 vect_unused_in_loop. Change 0 to loop_vect.
20755 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20756 * var-tracking.c (get_init_value): Change return type to enum
20758 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20759 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20761 (arm_override_options): Add casts to enum type.
20762 (arm_emit_tls_decoration): Likewise.
20763 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20765 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20766 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20767 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20769 * config/s390/s390.c (code_for_builtin_64): Change to array of
20771 (code_for_builtin_31): Likewise.
20772 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20774 * config/sparc/sparc.c (sparc_override_options): Change value
20775 field in struct code_model to enum cmodel. In initializer change
20776 0 to NULL and add cast to enum type.
20778 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20779 Change all callers. Issue a -Wc++-compat warning using
20780 lhs_origtype if necessary.
20781 (convert_for_assignment): Issue -Wc++-compat warnings about
20782 invalid conversions to enum type on assignment.
20783 * c-common.h (build_modify_expr): Update declaration.
20785 2009-04-24 Nick Clifton <nickc@redhat.com>
20787 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20788 (function_arg_advance): Likewise.
20789 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20792 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20794 * config/s390/constraints.md ('I', 'J'): Fix condition.
20796 2009-04-24 Diego Novillo <dnovillo@google.com>
20798 * gengtype-parse.c (parse_error): Add newline after message.
20800 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20802 * config/i386/sse.md (avxmodesuffixs): Removed.
20803 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20804 (*avx_pinsr<ssevecsize>): This.
20806 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20808 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20809 follow chains of regs with a single definition, and allow expressions
20810 that are function_invariant_p.
20811 (simple_rhs_p): Allow expressions that are function_invariant_p.
20813 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20815 PR middle-end/39867
20816 * fold-const.c (fold_cond_expr_with_comparison): When folding
20817 > and >= to MAX, make sure the MAX uses the same type as the
20818 comparison's operands.
20820 2009-04-24 Nick Clifton <nickc@redhat.com>
20822 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20823 addressing for DImode accesses.
20824 (frv_print_operand_address): Handle PLUS case.
20825 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20827 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20829 PR rtl-optimization/39794
20830 * alias.c (canon_true_dependence): Add x_addr argument.
20831 * rtl.h (canon_true_dependence): Adjust prototype.
20832 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20833 * cselib.c (cselib_invalidate_mem): Likewise.
20834 * gcse.c (compute_transp): Likewise.
20835 * dse.c (scan_reads_nospill): Likewise.
20836 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20837 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20838 canon_base_addr of the group, plus optional offset.
20839 (struct group_info): Rename canon_base_mem to
20841 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20842 canon_rtx of base_mem.
20844 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20846 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20847 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20849 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20851 * config/spu/spu-builtins.h: Delete file.
20853 * config/spu/spu.h (enum spu_builtin_type): Move here from
20855 (struct spu_builtin_description): Likewise. Add GTY marker.
20856 Do not use enum spu_function_code or enum insn_code.
20857 (spu_builtins): Add extern declaration.
20859 * config/spu/spu.c: Do not include "spu-builtins.h".
20860 (enum spu_function_code, enum spu_builtin_type_index,
20861 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20862 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20863 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20864 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20865 (spu_builtin_types): Make static. Add GTY marker.
20866 (spu_builtins): Add extern declaration with GTY marker.
20867 Include "gt-spu.h".
20869 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20870 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20871 Check programmatically whether all parameters are scalar.
20873 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20875 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20877 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20878 assignment from the constructor either if the target is volatile.
20880 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20882 * config/arm/arm.md (insv): Do not share operands[0].
20884 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20886 * config/vxlib-tls.c (active_tls_threads): Delete.
20887 (delete_hook_installed): New.
20888 (tls_delete_hook): Don't delete the delete hook.
20889 (tls_destructor): Delete it here.
20890 (__gthread_set_specific): Adjust installing the delete hook.
20891 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20892 __gthread_leave_tsd_dtor_context.
20894 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20896 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20898 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20900 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20902 (alpha_rtx_costs): Ditto.
20903 (emit_unlikely_jump): Use add_reg_note.
20904 (emit_frame_store_1): Ditto.
20905 (alpha_expand_prologue): Ditto.
20906 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20907 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20909 2009-04-23 Nick Clifton <nickc@redhat.com>
20911 * config/v850/v850.md (epilogue): Remove suppressed code.
20912 (return): Rename to return_simple and remove test of frame size.
20913 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20914 to gen_return_simple.
20916 2009-04-22 Jing Yu <jingyu@google.com>
20919 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20921 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20924 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20925 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20926 value is a VECTOR_CST, the element type is the element type of the
20929 2009-04-22 DJ Delorie <dj@redhat.com>
20931 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20933 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20935 * alias.c (find_base_term): Move around LO_SUM case, so that
20936 CONST falls through into PLUS/MINUS handling.
20939 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20940 into 0, use omit_one_operand.
20942 2009-04-23 Ben Elliston <bje@au.ibm.com>
20944 * config/rs6000/linux-unwind.h (get_regs): Remove type
20945 puns. Change the type of `pc' to an array of unsigned ints and
20946 update all users. Constify frame24.
20948 2009-04-22 DJ Delorie <dj@redhat.com>
20950 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20951 declarations before code.
20952 (current_function_special_page_vector): Likewise.
20953 (m32c_expand_insv): Silence a warning.
20955 2009-04-21 Taras Glek <tglek@mozilla.com>
20957 * alias.c: Update GTY annotations to new syntax.
20958 * basic-block.h: Likewise.
20959 * bitmap.h: Likewise.
20960 * c-common.h: Likewise.
20961 * c-decl.c: Likewise.
20962 * c-parser.c: Likewise.
20963 * c-pragma.c: Likewise.
20964 * c-tree.h: Likewise.
20965 * cfgloop.h: Likewise.
20966 * cgraph.h: Likewise.
20967 * config/alpha/alpha.c: Likewise.
20968 * config/arm/arm.h: Likewise.
20969 * config/avr/avr.h: Likewise.
20970 * config/bfin/bfin.c: Likewise.
20971 * config/cris/cris.c: Likewise.
20972 * config/darwin.c: Likewise.
20973 * config/frv/frv.c: Likewise.
20974 * config/i386/i386.c: Likewise.
20975 * config/i386/i386.h: Likewise.
20976 * config/i386/winnt.c: Likewise.
20977 * config/ia64/ia64.h: Likewise.
20978 * config/iq2000/iq2000.c: Likewise.
20979 * config/mips/mips.c: Likewise.
20980 * config/mmix/mmix.h: Likewise.
20981 * config/pa/pa.c: Likewise.
20982 * config/pa/pa.h: Likewise.
20983 * config/rs6000/rs6000.c: Likewise.
20984 * config/s390/s390.c: Likewise.
20985 * config/sparc/sparc.c: Likewise.
20986 * config/xtensa/xtensa.c: Likewise.
20987 * cselib.h: Likewise.
20988 * dbxout.c: Likewise.
20989 * dwarf2out.c: Likewise.
20990 * except.c: Likewise.
20991 * except.h: Likewise.
20992 * fixed-value.h: Likewise.
20993 * function.c: Likewise.
20994 * function.h: Likewise.
20995 * gimple.h: Likewise.
20996 * integrate.c: Likewise.
20997 * optabs.c: Likewise.
20998 * output.h: Likewise.
20999 * real.h: Likewise.
21001 * stringpool.c: Likewise.
21002 * tree-data-ref.c: Likewise.
21003 * tree-flow.h: Likewise.
21004 * tree-scalar-evolution.c: Likewise.
21005 * tree-ssa-address.c: Likewise.
21006 * tree-ssa-alias.h: Likewise.
21007 * tree-ssa-operands.h: Likewise.
21008 * tree.c: Likewise.
21009 * tree.h: Likewise.
21010 * varasm.c: Likewise.
21011 * varray.h: Likewise.
21013 * coretypes.h: Do not define GTY macro if it is already defined.
21014 * doc/gty.texi: Update GTY documentation to new syntax.
21015 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21016 annotations on structs.
21017 * gengtype-parse.c: Likewise.
21019 2009-04-22 Mark Heffernan <meheff@google.com>
21021 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21023 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21025 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21028 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21030 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21031 the same as a PLUS without a shift. Increase the cost of a
21034 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21036 * Makefile.in: Update dependencies.
21037 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21038 * errors.h: Remove bogus comment about compatibility.
21039 (warning): Update declaration.
21040 * genautomata.c: Update all calls to warning.
21041 * gimple.c: Do not include errors.h. Include toplev.h.
21042 * tree-ssa-structalias.c: Do not include errors.h.
21043 * omega.c: Likewise.
21044 * tree-ssa-reassoc.c: Likewise.
21045 * config/spu/spu-c.c: Likewise.
21046 * config/spu/t-spu-elf: Update dependencies.
21048 2009-04-22 Richard Guenther <rguenther@suse.de>
21050 PR tree-optimization/39824
21051 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21052 make sure the types are compatible.
21054 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21057 * c-common.c (c_parse_error): Take a token_flags parameter.
21058 Use token_type for the token type instead.
21059 Pass token_flags to cpp_type2name.
21060 * c-common.h (c_parse_error): Update declaration.
21061 * c-parser.c (c_parser_error): Pass 0 as token flags.
21063 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21065 PR rtl-optimization/39580
21066 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21068 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21070 * function.c (expand_function_end): Do not emit a jump to the "naked"
21071 return label for fall-through returns.
21072 * except.c (sjlj_emit_function_exit): Always place the call to the
21073 unregister function at the location installed by expand_function_end.
21075 2009-04-22 Richard Guenther <rguenther@suse.de>
21077 PR tree-optimization/39845
21078 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21079 (gen_inbound_check): Likewise.
21081 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21083 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21085 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21086 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21088 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21090 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21091 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21092 shift counts to avoid out-of-bounds array accesses.
21094 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21096 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21097 (Pmode): Move above.
21099 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21101 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21102 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21103 GET_CODE macro. Use IN_RANGE macro where appropriate.
21104 * config/alpha/alpha.h: Ditto.
21105 * config/alpha/alpha.md: Ditto.
21106 * config/alpha/constraints.md: Ditto.
21107 * config/alpha/predicates.md: Ditto.
21109 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21111 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21112 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21113 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21114 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21115 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21116 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21117 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21118 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21119 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21120 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21121 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21122 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21123 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21124 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21125 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21126 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21127 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21128 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21129 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21130 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21131 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21132 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21133 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21134 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21135 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21136 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21137 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21139 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21141 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21142 references from comments.
21143 * cfgbuild.c: (count_basic_blocks): Delete.
21144 (find_basic_blocks_1): Delete.
21145 (find_basic_blocks): Delete.
21146 * except.c (finish_eh_generation): Make static. Move comment from
21147 except.h here. Remove find_basic_blocks references from comments.
21148 * except.h (finish_eh_generation): Delete.
21149 * basic-block.h (find_basic_blocks): Delete.
21150 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21152 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21154 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21155 (sdbout_parms): Likewise.
21157 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21159 * config/sh/sh.c (prepare_cbranch_operands): Use
21160 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21161 (expand_cbranchdi4): Likewise.
21162 (from_compare): Add cast to enum type.
21163 (expand_cbranchsi4): Use add_reg_note.
21164 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21165 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21166 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21167 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21168 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21169 instead of CODE_FOR_nothing.
21170 (cbranchdi4): Likewise. Fix the order of arguments for
21172 (push_fpscr): Use add_reg_note.
21173 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21174 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21176 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21178 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21179 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21180 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21181 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21182 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21183 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21184 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21185 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21186 config/alpha/x-vms, config/arc/t-arc,
21187 config/arm/README-interworking, config/arm/arm-c.c,
21188 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21189 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21190 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21191 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21192 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21193 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21194 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21195 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21196 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21197 config/cris/t-elfmulti, config/crx/t-crx,
21198 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21199 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21200 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21201 config/h8300/t-h8300, config/i386/athlon.md,
21202 config/i386/darwin-libgcc.10.4.ver,
21203 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21204 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21205 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21206 config/i386/t-linux64, config/i386/t-nwld,
21207 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21208 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21209 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21210 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21211 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21212 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21213 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21214 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21215 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21216 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21217 config/m68k/t-uclinux, config/mcore/t-mcore,
21218 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21219 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21220 config/mips/crtn.asm, config/mips/irix-crti.asm,
21221 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21222 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21223 config/mips/mips-fixed.md, config/mips/sb1.md,
21224 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21225 config/mips/t-iris6, config/mips/t-isa3264,
21226 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21227 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21228 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21229 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21230 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21231 config/mn10300/t-linux, config/mn10300/t-mn10300,
21232 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21233 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21234 config/picochip/libgccExtras/clzsi2.asm,
21235 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21236 config/rs6000/darwin-libgcc.10.4.ver,
21237 config/rs6000/darwin-libgcc.10.5.ver,
21238 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21239 config/rs6000/t-aix43, config/rs6000/t-aix52,
21240 config/rs6000/t-darwin, config/rs6000/t-fprules,
21241 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21242 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21243 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21244 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21245 config/rs6000/t-rtems, config/rs6000/t-spe,
21246 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21247 config/score/t-score-elf, config/sh/divcost-analysis,
21248 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21249 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21250 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21251 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21252 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21253 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21254 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21255 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21256 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21257 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21258 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21259 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21260 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21261 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21262 * config/h8300/genmova.sh: Include copyright and license notices
21263 in generated output.
21264 * config/h8300/mova.md: Regenerate.
21265 * doc/install.texi2html: Include word "Copyright" in copyright
21266 notice and use name "Free Software Foundation, Inc.".
21267 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21268 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21269 ChangeLog-2007, ChangeLog-2008: Correct dates.
21271 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21273 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21274 NE_EXPR operations as well.
21275 * c-parser.c (c_parser_condition): Do not set location information on
21277 (c_parser_conditional_expression): Likewise.
21278 (c_parser_binary_expression): Set location information on operators.
21279 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21280 TRUTH_NOT_EXPR has been folded.
21281 * fold-const.c (fold_truth_not_expr): Copy location information from
21282 the incoming expression to the outgoing one.
21283 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21284 recursive calls on the LHS of the operator but pass that of the
21285 operator to recursive calls on the RHS of the operator. Set it
21287 (shortcut_cond_expr): Set the locus of the operator on the second
21288 COND_EXPR and that of the expression on the first in degenerate cases.
21289 Pass the locus of the expression to calls to shortcut_cond_r.
21290 Set the locus of the 'then' block on the associated jump, if any.
21291 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21292 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21293 expression to call to gimplify_boolean_expr.
21295 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21297 * config.gcc: Add additional configuration for
21298 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21299 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21300 (CPP_SPEC): Redefine for allowing -municode option.
21301 (STARTFILE_SPEC): Likewise.
21302 * config/i386/t-mingw-w64: New.
21303 * config/i386/mingw-w64.opt: New.
21304 (municode): Add new target option.
21305 * doc/invoke.texi (municode): Add documentation for new option.
21307 2009-04-21 Ian Lance Taylor <iant@google.com>
21309 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21310 Correct test for number of arguments.
21311 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21313 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21315 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21316 argument of emit_library_call.
21318 2009-04-21 Richard Guenther <rguenther@suse.de>
21320 PR middle-end/39829
21321 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21322 inside VIEW_CONVERT_EXPRs.
21324 2009-04-21 Martin Jambor <mjambor@suse.cz>
21326 * tree-switch-conversion.c (build_constructors): Split a long line.
21327 (constructor_contains_same_values_p): New function.
21328 (build_one_array): Create assigns of constants if possible, do not
21329 call mark_sym_for_renaming, call update_stmt.
21330 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21331 make_rename_temp. Do not call mark_symbols_for_renaming, call
21333 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21334 find_new_referenced_vars, call update_stmt.
21335 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21336 instead of calling make_rename_temp. Do not call
21337 find_new_referenced_vars or mark_symbols_for_renaming, call
21340 2009-04-21 Richard Guenther <rguenther@suse.de>
21342 PR tree-optimization/39827
21343 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21344 (tree_ssa_phiprop): Pass the correct array size.
21346 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21348 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21350 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21353 * c-typeck.c (lvalue_p): Move declaration ...
21354 * c-common.h (lvalue_p): ... to here.
21355 * c-common.c (candidate_equal_p): New.
21356 (add_tlist): Use it.
21357 (merge_tlist): Use it.
21358 (warn_for_collisions_1): Likewise.
21359 (warning_candidate_p): Accept more candidates.
21360 (verify_tree): A warning candidate can be an expression. Use
21363 2009-04-21 Ben Elliston <bje@au.ibm.com>
21366 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21367 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21368 options. Remove -mcall-solaris documentation.
21370 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21373 * doc/invoke.texi (-Wlong-long): Update description.
21374 * c-lex (interpret_integer): Only warn if there was no previous
21375 overflow and -Wlong-long is enabled.
21376 * c-decl.c (declspecs_add_type): Drop redundant flags.
21377 * c.opt (Wlong-long): Init to -1.
21378 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21379 and front-end warn_long_long. Wlong-long only depends on other
21380 flags if it is uninitialized.
21381 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21382 the same for CPP and FE.
21383 (restore_extension_diagnostics): Likewise.
21385 2009-04-20 Ian Lance Taylor <iant@google.com>
21387 Fix enum conversions which are invalid in C++:
21388 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21389 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21390 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21391 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21392 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21393 (dbxout_parms): Likewise.
21394 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21395 (df_clear_flags): Likewise.
21396 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21397 top_flag parameter to int.
21398 (df_chain_create_bb_process_use): Likewise.
21399 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21401 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21402 (df_ref_create_structure, df_def_record_1): Likewise.
21403 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21404 (df_notes_rescan): Change 0 to VOIDmode in function call.
21405 (df_get_call_refs, df_insn_refs_collect): Likewise.
21406 (df_bb_regs_collect): Likewise.
21407 (df_entry_block_defs_collect): Likewise.
21408 (df_exit_block_uses_collect): Likewise.
21409 * df.h: Update declarations.
21410 * double-int.c (double_int_divmod): Add cast to enum type.
21411 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21412 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21413 (based_loc_descr): Likewise.
21414 (loc_descriptor_from_tree_1): Change first_op and second_op to
21415 enum dwarf_location_atom. Add cast to enum type.
21416 * expmed.c (init_expmed): Change 0 to SET in function call.
21417 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21418 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21419 (do_store_flag): Likewise.
21420 * fixed-value.h (struct fixed_value): Change mode to enum
21422 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21423 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21425 (insert_insn_decl, insert_decl, insert_state): Likewise.
21426 (automata_list_finish): Likewise.
21427 * genrecog.c (process_define_predicate): Add cast to enum type.
21428 * gensupport.c (init_predicate_table): Add cast to enum type.
21429 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21431 (gimple_build_call_1, gimple_build_label): Likewise.
21432 (gimple_build_goto, gimple_build_asm_1): Likewise.
21433 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21434 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21435 (enum fallback): Rename from enum fallback_t.
21436 (fallback_t): Typedef as int.
21437 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21438 GSI_SAME_STMT in function call.
21439 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21441 (setup_reg_class_relations): Likewise.
21442 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21443 (setup_prohibited_class_mode_regs): Add cast to enum type.
21444 (setup_prohibited_mode_move_regs): Likewise.
21445 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21446 (record_address_regs): Change i to enum reg_class.
21447 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21448 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21449 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21450 (GET_MODE_2XWIDER_MODE): Likewise.
21451 (GET_CLASS_NARROWEST_MODE): Likewise.
21452 * omp-low.c (expand_omp_for): Add cast to enum type.
21453 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21454 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21455 * postreload.c (reload_cse_simplify_operands): Change rclass local
21457 * predict.c (combine_predictions_for_insn): Change best_predictor
21458 and predictor to enum br_predictor.
21459 (combine_predictions_for_bb): Likewise.
21460 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21461 use SET_PREDICT_EXPR_OUTCOME.
21462 * real.c (real_arithmetic): Change icode to code in function call.
21463 * reginfo.c (init_move_cost): Add casts to enum type.
21464 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21465 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21467 * reload.c (find_valid_class): Add casts to enum type.
21468 (push_reload): Change 0 to NO_REGS in function call.
21469 (find_reloads): Change this_alternative to array of enum
21470 reg_class. Remove some now-unnecessary casts.
21471 (make_memloc): Change 0 to VOIDmode in function call.
21472 * reload1.c (reload): Change 0 to VOIDmode in function call.
21473 (eliminate_regs_1, elimination_effects): Likewise.
21474 (eliminate_regs_in_insn): Likewise.
21475 (emit_input_reload_insns): Add cast to enum type.
21476 (delete_output_reload): Change 0 to VOIDmode in function call.
21477 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21478 to enum type in function call.
21479 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21480 (SET_PREDICT_EXPR_OUTCOME): Define.
21481 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21482 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21483 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21484 (dump_function): Likewise.
21485 * tree-dump.h: Update declarations.
21486 * tree-pass.h: Update declarations.
21487 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21488 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21490 (arm_rtx_costs_1): Correct parenthesization.
21491 (arm_rtx_costs): Add casts to enum type.
21492 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21493 (vfp_emit_fstmd): Use add_rg_note.
21494 (emit_multi_reg_push, emit_sfm): Likewise.
21495 (thumb_set_frame_pointer): Likewise.
21496 (arm_expand_prologue): Likewise.
21497 (arm_regno_class): Change return type to enum reg_class.
21498 (thumb1_expand_prologue): Use add_reg_note.
21499 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21500 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21502 * config/arm/gentune.sh: Add cast to enum type.
21503 * config/arm/arm-tune.md: Rebuild.
21504 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21505 (ix86_split_fp_branch, predict_jump): Likewise.
21506 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21507 insn_code to enum rtx_code.
21508 (ix86_builtin_vectorized_function): Add cast to enum type.
21509 * config/i386/i386.md (truncdfsf2): Change slot to enum
21511 (truncxf<mode>2, isinf<mode>2): Likewise.
21512 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21514 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21515 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21516 (insert_bundle_state): Change 1 to INSERT in function call.
21517 (ia64_add_bundle_selector_before): Likewise.
21518 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21519 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21520 (restore_stack_nonlocal): Likewise.
21521 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21523 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21525 (mips_rtx_costs): Likewise.
21526 (mips_override_options): Add casts to enum type.
21527 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21529 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21530 (store_reg, set_reg_plus_d): Likewise.
21531 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21532 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21534 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21536 (emit_unlikely_jump): Use add_reg_note.
21537 (rs6000_emit_allocate_stack): Likewise.
21538 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21539 (output_toc): Change 1 to INSERT in function call.
21540 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21541 (rs6000_initialize_trampoline): Likewise.
21542 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21544 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21545 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21546 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21547 (save_gprs): Use add_reg_note.
21548 (s390_emit_prologue): Likewise.
21549 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21550 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21551 (sparc_fold_builtin): Add cast to enum type.
21552 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21554 (spu_expand_prologue): Use add_reg_note.
21555 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21557 2009-04-20 Ian Lance Taylor <iant@google.com>
21559 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21560 (c_parser_postfix_expression_after_primary): Get VEC for list of
21561 arguments. Get original types of arguments. Call
21562 build_function_call_vec.
21563 (cached_expr_list_1, cached_expr_list_2): New static variables.
21564 (c_parser_expr_list): Change return type to VEC *. Add
21565 p_orig_types parameter. Change all callers.
21566 (c_parser_release_expr): New static function.
21567 (c_parser_vec_to_tree_list): New static function.
21568 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21569 call build_function_call_vec.
21570 (build_function_call_vec): New function, based on old
21571 build_function_call.
21572 (convert_arguments): Remove nargs and argarray parameters. Change
21573 values to a VEC. Add origtypes parameter.
21574 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21575 (convert_for_assignment): Add origtype parameter. Change all
21576 callers. If warn_cxx_compat, check for conversion to an enum
21577 type when calling a function.
21578 (store_init_value): Add origtype parameter. Change all callers.
21579 (digest_init): Likewise.
21580 (struct init_node): Add origtype field.
21581 (add_pending_init): Add origtype parameter. Change all callers.
21582 (output_init_element): Likewise.
21583 (output_pending_init_elements): Pass origtype from init_node to
21584 output_init_element.
21585 (process_init_element): Pass origtype from c_expr to
21586 output_init_element.
21587 (c_finish_return): Add origtype parameter. Change all callers.
21588 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21590 (sync_resolve_params): Likewise.
21591 (sync_resolve_return): Change params to first_param. Change caller.
21592 (resolve_overloaded_builtins): Change params to VEC *. Change
21593 callers. Save first parameter around call to build_function_call_vec.
21594 * c-decl.c (finish_decl): Add origtype parameter. Change all
21595 callers. Call build_function_call_vec rather than
21596 build_function_call for cleanup.
21597 * c-tree.h: Update declarations.
21598 * c-common.h: Update declarations.
21599 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21600 params to first_param.
21601 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21602 params parameter from tree to void *.
21603 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21604 Change arglist parameter to have type void *, and to be a pointer
21606 * config/rs6000/rs6000-protos.h
21607 (altivec_resolve_overloaded_builtin): Update declaration.
21608 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21609 fnargs parameter to have type void *, and to be a pointer to a
21610 VEC. Call build_function_call_vec instead of
21611 build_function_call.
21612 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21614 2009-04-20 Joey Ye <joey.ye@intel.com>
21615 Xuepeng Guo <xuepeng.guo@intel.com>
21616 H.J. Lu <hongjiu.lu@intel.com>
21618 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21620 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21621 (IX86_LEA_PRIORITY): Likewise.
21622 (distance_non_agu_define): New function.
21623 (distance_agu_use): Likewise.
21624 (ix86_lea_for_add_ok): Likewise.
21625 (ix86_dep_by_shift_count): Likewise.
21627 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21628 should split for LEA.
21630 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21632 (ix86_dep_by_shift_count): Likewise.
21634 2009-04-20 Richard Guenther <rguenther@suse.de>
21636 * expr.c (handled_component_p): Move ...
21637 * tree.h (handled_component_p): ... here.
21638 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21639 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21640 and REALPART_EXPR to be in one group.
21642 2009-04-20 Richard Guenther <rguenther@suse.de>
21644 * basic-block.h (get_all_dominated_blocks): Declare.
21645 * dominance.c (get_all_dominated_blocks): New function.
21646 * tree-cfg.c (get_all_dominated_blocks): Remove.
21647 (remove_edge_and_dominated_blocks): Adjust.
21648 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21649 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21650 instead of recursing.
21652 2009-04-20 Doug Kwan <dougkwan@google.com>
21654 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21655 (struct cgraph_node_set_def): New type.
21656 (cgraph_node_set) New type. Also declare vector functions.
21657 (struct cgraph_node_set_element_def): New type.
21658 (cgraph_node_set_element): Ditto.
21659 (cgraph_node_set_iterator): New iterator type.
21660 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21661 cgraph_node_set_remove, dump_cgraph_node_set,
21662 debug_cgraph_node_set): New prototypes.
21663 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21664 cgraph_node_set_size): New inlines.
21665 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21666 including cgraph.h.
21667 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21668 argument to function 'write_summary'.
21669 * ipa.c: Include ggc.h.
21670 (hash_cgraph_node_set_element,
21671 eq_cgraph_node_set_element, cgraph_node_set_new,
21672 cgraph_node_set_add, cgraph_node_set_remove,
21673 cgraph_node_set_find, dump_cgraph_node_set,
21674 debug_cgraph_node_set): New functions.
21675 * Makefile.in (ipa.o): Add dependency on GGC_H.
21677 2009-04-20 Ira Rosen <irar@il.ibm.com>
21679 PR tree-optimization/39675
21680 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21681 check of the return code of vect_schedule_slp. Check that
21682 stmt_vec_info still exists for the statement, before checking its
21683 vectorization type.
21685 2009-04-20 Michael Matz <matz@suse.de>
21687 * Makefile.in (generated_files): Take out $(simple_generated_c).
21689 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21691 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21692 (UINTPTR_TYPE): Likewise.
21694 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21697 * c-typeck.c (digest_init): Check for initializing an array with a
21700 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21703 * c-semantics.c (pop_stmt_list): Propagate
21704 STATEMENT_LIST_HAS_LABEL to parent statement list.
21706 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21708 * config/mips/mips.h (mips_tune_attr): New macro.
21709 * config/mips/mips.md (cpu): Use it.
21711 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21714 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21717 2009-04-19 Diego Novillo <dnovillo@google.com>
21719 * toplev.c (compile_file): Move call to coverage_finish ...
21720 * cgraphunit.c (ipa_passes): ... here.
21721 Call cgraph_process_new_functions.
21722 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21723 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21725 2009-04-19 Jan Hubicka <jh@suse.cz>
21727 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21729 (dump_cgraph_node): Dump can throw external flag.
21730 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21732 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21736 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21737 * common.opt (Wlogical-op): Move from here...
21738 * c.opt (Wlogical-op): ... to here.
21739 * c-typeck.c (parser_build_binary_op): Update call to
21740 warn_logical_operator.
21741 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21743 * c-common.c (warn_logical_op): Update.
21744 * c-common.h (warn_logical_op): Update declaration.
21746 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21748 * tree.c (protected_set_expr_location): Fix formatting.
21750 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21753 * c-typeck.c (readonly_warning): new.
21754 (build_unary_op, build_modify_expr): Use readonly_warning for
21755 storing into something readonly but not const-qualified.
21757 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21760 * c-typeck.c (build_unary_op): Check for taking address of
21761 expression of type void.
21763 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21766 * c-typeck.c (build_function_call): Check for calling a function
21767 with qualified void return types. Call require_complete_type when
21770 2009-04-18 Jan Hubicka <jh@suse.cz>
21772 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21774 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21775 can_throw_external flag.
21776 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21777 * ipa-pure-const.c (ignore_edge): New function.
21778 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21779 only over can_throw_external edges.
21780 (local_pure_const): Add nothrow flag.
21781 * ipa-utils.c (searchc): Add ignore_edge callback.
21782 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21783 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21784 (set_nothrow_function_flags): Update cgraph.
21785 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21787 2009-04-18 Richard Guenther <rguenther@suse.de>
21789 PR middle-end/39804
21790 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21791 (fold_stmt): ... this and ...
21792 (fold_stmt_inplace): ... this.
21793 (fold_stmt_1): Fold references in calls and asms.
21794 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21796 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21798 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21799 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21801 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21803 * tree.c (function_args_count): Remove.
21804 * tree.h: Remove the prototype for function_args_count.
21806 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21808 * tree-iterator.c (expr_only): Remove.
21809 * tree.h: Remove the prototype for expr_only.
21811 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21813 * reginfo.c (cannot_change_mode_set_regs): Remove.
21814 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21816 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21818 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21819 whether operands 0 and 1 overlaps.
21821 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21823 PR middle-end/36902
21824 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21825 pointer. Use warning_at instead of warning.
21826 (search_for_addr_array): Likewise.
21827 (check_array_bounds): Likewise.
21828 (check_all_array_refs): Check that the incoming edge is not in the
21829 list of edges to be removed.
21830 (check_all_array_refs): Avoid the temporal pointer.
21831 (vrp_visit_cond_stmt): Fix typo.
21832 (simplify_switch_using_ranges): Handle the case where the switch
21833 index is an integer constant.
21835 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21837 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21839 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21841 * doc/extend.texi, doc/invoke.texi: Fix typos.
21843 2009-04-17 Cary Coutant <ccoutant@google.com>
21845 * tree-flow-inline.h (get_lineno): Fix inverted test.
21847 2009-04-17 Diego Novillo <dnovillo@google.com>
21849 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21850 assertion for AVAIL_OUT.
21852 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21855 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21856 * config/sh/linux-atomic.asm: Likewise.
21858 2009-04-17 Diego Novillo <dnovillo@google.com>
21860 * except.c (debug_eh_tree): New.
21861 (struct eh_region, struct eh_status): Move ...
21862 * except.h: ... here.
21863 (add_type_for_runtime): Declare extern.
21864 (lookup_type_for_runtime): Likewise.
21865 (debug_eh_tree): Declare.
21866 * Makefile.in (GTFILES): List except.h before except.c
21868 2009-04-17 Diego Novillo <dnovillo@google.com>
21870 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21871 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21872 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21873 (find_vars_r): ... here.
21874 * tree-flow.h (find_referenced_vars_in): Declare.
21875 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21876 that AVAIL_OUT exists for BLOCK.
21877 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21878 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21879 (tree-parloops.o): Likewise.
21881 2009-04-17 Simon Baldwin <simonb@google.com>
21883 * toplev.c (default_tree_printer): Add handling for %E format.
21885 2009-04-17 Diego Novillo <dnovillo@google.com>
21887 * tree-pretty-print.c (dump_generic_node): Add break after
21888 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21889 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21890 FUNCTION_TYPE together. Call print_struct_decl when printing
21891 structures and TDF_SLIM is not given.
21892 (print_struct_decl): Fix logic for detecting recursion.
21894 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21897 * gcc.c (create_at_file): New.
21898 (compile_input_file_p): New.
21899 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21900 * main.c (main): Update call to toplev_main.
21901 * toplev.c (toplev_main): Change signature. Call expandargv.
21902 * toplev.h (toplev_main): Change signature.
21904 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21906 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21907 if the latter is not constant.
21909 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21911 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21913 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21915 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21916 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21918 2009-04-17 Richard Guenther <rguenther@suse.de>
21920 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21921 Handle component references view-converting an invariant address.
21923 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21925 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21926 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21927 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21928 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21929 Use @deftypevr rather than @deftypevar.
21931 2009-04-17 Richard Guenther <rguenther@suse.de>
21933 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21934 (get_prop_source_stmt): Likewise.
21935 (can_propagate_from): Likewise.
21937 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21939 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21940 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21941 (--with-multilib-list): Add default value.
21942 * configure: Regenerate.
21943 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21944 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21945 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21946 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21947 Don't add default cpu to multilib list unnecessarily, but do enable
21948 the relevant compiler option..
21949 Add support for --with-multilib-list=<blank> and
21950 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21951 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21952 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21953 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21954 TM_MULTILIB_CONFIG.
21955 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21956 (MULTILIB_OSDIRNAMES): New variable.
21957 * config/sh/t-1e: Delete file.
21958 * config/sh/t-mlib-sh1: Delete file.
21959 * config/sh/t-mlib-sh2: Delete file.
21960 * config/sh/t-mlib-sh2a: Delete file.
21961 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21962 * config/sh/t-mlib-sh2a-single: Delete file.
21963 * config/sh/t-mlib-sh2a-single-only: Delete file.
21964 * config/sh/t-mlib-sh2e: Delete file.
21965 * config/sh/t-mlib-sh3e: Delete file.
21966 * config/sh/t-mlib-sh4: Delete file.
21967 * config/sh/t-mlib-sh4-nofpu: Delete file.
21968 * config/sh/t-mlib-sh4-single: Delete file.
21969 * config/sh/t-mlib-sh4-single-only: Delete file.
21970 * config/sh/t-mlib-sh4a: Delete file.
21971 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21972 * config/sh/t-mlib-sh4a-single: Delete file.
21973 * config/sh/t-mlib-sh4a-single-only: Delete file.
21974 * config/sh/t-mlib-sh4al: Delete file.
21975 * config/sh/t-mlib-sh5-32media: Delete file.
21976 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21977 * config/sh/t-mlib-sh5-64media: Delete file.
21978 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21979 * config/sh/t-mlib-sh5-compact: Delete file.
21980 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21981 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21982 * doc/install.texi (Options specification): Add
21983 --with-multilib-list and --with-endian.
21985 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21987 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21989 (OBJS-common): Add plugin-version.o.
21990 (plugin-version.o): New.
21991 * gcc-plugin.h (plugin_gcc_version): New.
21992 (plugin_default_version_check): New.
21993 (plugin_init_func, plugin_init): Add version argument.
21994 * plugin-version.c: New.
21995 * plugin.c (str_plugin_gcc_version_name): New.
21996 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21997 pass it to the init function.
21998 (plugin_default_version_check): New.
22000 2009-04-17 Richard Guenther <rguenther@suse.de>
22002 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22003 for decl-vs-decl disambiguation.
22005 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22007 * config/s390/s390.h (s390_tune_attr): New macro definition.
22008 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22010 2009-04-17 Richard Guenther <rguenther@suse.de>
22012 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22013 (fold_stmt_r): Likewise.
22014 (maybe_fold_reference): New function.
22015 (fold_gimple_assign): Handle cases fold_stmt_r did.
22016 (fold_stmt): Do not use fold_stmt_r.
22017 (fold_stmt_inplace): Likewise.
22019 2009-04-17 Richard Guenther <rguenther@suse.de>
22021 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22022 (record_equivalences_from_stmt): Remove useless checks and
22024 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22025 the type is already suitable.
22027 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22029 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22031 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22033 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22034 (CMPtype): Define as __gcc_CMPtype.
22036 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22038 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22039 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22041 2009-04-17 Richard Guenther <rguenther@suse.de>
22043 PR tree-optimization/39746
22044 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22045 special-casing for builtins and static variable use/def.
22046 (call_may_clobber_ref_p_1): Likewise.
22048 2009-04-16 Ian Lance Taylor <iant@google.com>
22050 * df.h: Include "timevar.h".
22051 (struct df_problem): Change tv_id field to timevar_id_t.
22052 * tree-pass.h: Include "timevar.h".
22053 (struct opt_pass): Change tv_id field to timevar_id_t.
22054 * timevar.h (timevar_id_t): Define TV_NONE.
22055 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22056 TV_NONE rather than tv_id != 0.
22057 (execute_one_pass): Likewise.
22058 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22059 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22060 dependencies to $(TREE_PASS_H).
22061 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22063 (pass_branch_target_load_optimize2): Likewise.
22064 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22065 (pass_outof_cfg_layout_mode): Likewise.
22066 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22067 (pass_rebuild_cgraph_edges): Likewise.
22068 (pass_remove_cgraph_callee_edges): Likewise.
22069 * df-core.c (pass_df_initialize_opt): Likewise.
22070 (pass_df_initialize_no_opt): Likewise.
22071 (pass_df_finish): Likewise.
22072 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22073 * except.c (pass_set_nothrow_function_flags): Likewise.
22074 (pass_convert_to_eh_region_ranges): Likewise.
22075 * final.c (pass_compute_alignments): Likewise.
22076 * function.c (pass_instantiate_virtual_regs): Likewise.
22077 (pass_init_function): Likewise.
22078 (pass_leaf_regs): Likewise.
22079 (pass_match_asm_constraints): Likewise.
22080 * gimple-low.c (pass_lower_cf): Likewise.
22081 (pass_mark_used_blocks): Likewise.
22082 * init-regs.c (pass_initialize_regs): Likewise.
22083 * integrate.c (pass_initial_value_sets): Likewise.
22084 * ira.c (pass_ira): Likewise.
22085 * jump.c (pass_cleanup_barriers): Likewise.
22086 * omp-low.c (pass_expand_omp): Likewise.
22087 (pass_lower_omp): Likewise.
22088 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22089 * recog.c (pass_split_all_insns): Likewise.
22090 (pass_split_after_reload): Likewise.
22091 (pass_split_before_regstack): Likewise.
22092 (pass_split_before_sched2): Likewise.
22093 (pass_split_for_shorten_branches): Likewise.
22094 * reginfo.c (pass_reginfo_init): Likewise.
22095 (pass_subregs_of_mode_init): Likewise.
22096 (pass_subregs_of_mode_finish): Likewise.
22097 * passes.c (pass_postreload): Likewise.
22098 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22099 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22100 (pass_warn_function_return): Likewise.
22101 (pass_warn_function_noreturn): Likewise.
22102 * tree-complex.c (pass_lower_complex): Likewise.
22103 (pass_lower_complex_O0): Likewise.
22104 * tree-if-conv.c (pass_if_conversion): Likewise.
22105 * tree-into-ssa.c (pass_build_ssa): Likewise.
22106 * tree-mudflap.c (pass_mudflap_1): Likewise.
22107 (pass_mudflap_2): Likewise.
22108 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22109 (pass_mudflap_2): Likewise.
22110 * tree-nrv.c (pass_return_slot): Likewise.
22111 * tree-object-size.c (pass_object_sizes): Likewise.
22112 * tree-optimize.c (pass_all_optimizations): Likewise.
22113 (pass_early_local_passes): Likewise.
22114 (pass_all_early_optimizations): Likewise.
22115 (pass_cleanup_cfg): Likewise.
22116 (pass_cleanup_cfg_post_optimizing): Likewise.
22117 (pass_free_datastructures): Likewise.
22118 (pass_free_cfg_annotations): Likewise.
22119 (pass_fixup_cfg): Likewise.
22120 (pass_init_datastructures): Likewise.
22121 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22122 (pass_late_warn_uninitialized): Likewise.
22123 (pass_update_address_taken): Likewise.
22124 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22125 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22126 (pass_cse_sincos): Likewise.
22127 (pass_convert_to_rsqrt): Likewise.
22128 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22129 * tree-stdarg.c (pass_stdarg): Likewise.
22130 * tree-tailcall.c (pass_tail_recursion): Likewise.
22131 (pass_tail_calls): Likewise.
22132 * tree-vect-generic.c (pass_lower_vector): Likewise.
22133 (pass_lower_vector_ssa): Likewise.
22134 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22136 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22138 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22140 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22142 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22143 logical and signext.
22145 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22148 * config/sh/predicates.md (arith_operand): Check if the operand
22149 of TRUNCATE is a REG.
22151 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22153 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22154 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22156 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22158 * tree-iterator.c (tsi_split_statement_list_after,
22159 tsi_split_statement_list_before): Remove.
22160 * tree-iterator.h: Remove the prototypes for
22161 tsi_split_statement_list_after and tsi_split_statement_list_before.
22163 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22165 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22166 * tree-ssa-propagate.h: Remove the prototype for
22167 stmt_makes_single_load.
22169 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22171 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22172 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22174 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22176 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22178 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22180 * except.c (eh_region_outer_p): Remove.
22181 * except.h: Remove the prototype for eh_region_outer_p.
22183 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22185 * function.c (current_function_assembler_name): Remove.
22186 * function.h: Remove the prototype for
22187 current_function_assembler_name.
22189 2009-04-16 Ian Lance Taylor <iant@google.com>
22191 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22192 (add_reg_note): Call alloc_reg_note.
22193 * rtl.h (alloc_reg_note): Declare.
22194 * combine.c (try_combine): Use alloc_reg_note.
22195 (recog_for_combine, move_deaths): Likewise.
22196 (distribute_notes): Use alloc_reg_note and add_reg_note.
22197 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22198 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22199 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22201 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22203 PR rtl-optimization/39762
22204 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22205 ira_may_move_out_cost): Add comments about way of their usage.
22206 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22208 * ira-conflicts.c (process_regs_for_copy): Use function
22209 ira_get_register_move_cost instead of global
22210 ira_register_move_cost.
22212 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22213 color_pass, move_spill_restore, update_curr_costs): Ditto.
22215 * ira-lives.c (process_single_reg_class_operands): Ditto.
22217 * ira-emit.c (emit_move_list): Ditto.
22219 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22220 (record_reg_classes): Ditto. Use functions
22221 ira_get_register_move_cost and ira_get_may_move_cost instead of
22222 global vars ira_register_move_cost, ira_may_move_out_cost and
22223 ira_may_move_in_cost.
22224 (record_address_regs): Don't call ira_init_register_move_cost.
22225 Use function ira_get_may_move_cost instead of global
22226 ira_may_move_in_cost.
22227 (process_bb_node_for_hard_reg_moves): Use function
22228 ira_get_register_move_cost instead of global ira_register_move_cost.
22229 (ira_costs): Don't call ira_init_register_move_cost.
22231 2009-04-16 Richard Guenther <rguenther@suse.de>
22233 * tree-cfg.c (verify_gimple_assign_binary):
22234 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22235 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22236 (create_general_new_stmt): Note that this function is broken.
22238 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22240 * common.opt (fhelp): Add Var(help_flag).
22241 * gcc-plugin.h (plugin_info): Add help.
22242 * plugin.c (plugin_name_args): Add help.
22243 (register_plugin_info): Set plugin->help.
22244 (print_help_one_plugin): New.
22245 (print_plugins_help): New.
22246 * plugin.h (print_plugins_help): New.
22247 * toplev.c (toplev_main): Call print_plugins_help if needed.
22249 2009-04-16 Richard Guenther <rguenther@suse.de>
22251 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22252 (gimple_ior_addresses_taken_1): New function.
22253 (gimple_ior_addresses_taken): Likewise.
22254 * gimple.h (struct gimple_statement_with_ops_base): Remove
22255 addresses_taken member.
22256 (gimple_ior_addresses_taken): Declare.
22257 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22258 gimple_set_addresses_taken): Remove.
22259 * ipa-reference.c (mark_address): New function.
22260 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22261 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22262 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22263 (gimple_add_to_addresses_taken): Remove.
22264 (get_tmr_operands): Call mark_address_taken.
22265 (get_asm_expr_operands): Likewise.
22266 (get_expr_operands): Likewise.
22267 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22268 (free_stmt_operands): Do not free it.
22269 * tree-ssa.c (delete_tree_ssa): Likewise.
22270 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22272 2009-04-16 Richard Guenther <rguenther@suse.de>
22274 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22275 (walk_stmt_load_store_ops): Likewise.
22276 * gimple.c (get_base_loadstore): New function.
22277 (walk_stmt_load_store_addr_ops): Likewise.
22278 (walk_stmt_load_store_ops): Likewise.
22279 * ipa-pure-const.c (check_op): Simplify.
22280 (check_load, check_store): New functions.
22281 (check_stmt): Use walk_stmt_load_store_ops.
22282 * ipa-reference.c (mark_load): Adjust signature.
22283 (mark_store): Likewise.
22284 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22286 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22288 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22289 (plugin_info): New.
22290 * opts.c (common_handle_option): Don't call print_version.
22291 * plugin.c (plugin_name_args): Add version.
22292 (register_plugin_info): New.
22293 (register_callback): Handle PLUGIN_INFO.
22294 (try_init_one_plugin): New.
22295 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22297 (finalize_one_plugin): New.
22298 (finalize_plugins): New.
22299 (print_one_plugin): New.
22300 (print_plugins_versions): New.
22301 * plugin.h (print_plugins_versions): New.
22302 (finalize_plugins): New.
22303 * toplev.c (compile_file): Don't call initialize_plugins.
22304 (print_version): Call print_plugins_versions.
22305 (toplev_main): Call initialize_plugins. Print version if needed.
22306 Call finalize_plugins.
22308 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22310 * common.opt (fversion): New.
22311 * gcc.c (print_version): New.
22312 (process_command): Don't print the version. Just set print_version.
22313 (main): Print version. Call subprocesses if print_version and
22314 verbose_flag are set.
22315 * opts.c (common_handle_option): Handle OPT_fversion.
22317 2009-04-16 Richard Guenther <rguenther@suse.de>
22318 Ira Rosen <irar@il.ibm.com>
22320 PR tree-optimization/39698
22321 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22322 type of the reduction variable. Only generate the def if
22325 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22326 make sure to first convert to an integer of the same precision.
22327 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22328 the type of the evolution correctly in computing the new
22329 induction variable base.
22331 2009-04-16 Richard Guenther <rguenther@suse.de>
22333 PR middle-end/39625
22334 * tree-cfg.c (make_blocks): Split statements with to-be
22335 abnormal SSA names on the lhs.
22337 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22339 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22340 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22341 * c-typeck.c (really_start_incremental_init): Likewise.
22342 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22343 (TARGET_INITIALIZER): Remove it.
22344 * target.h (struct target): Remove vector_opaque_p.
22345 * tree.c (build_opaque_vector_type): New.
22346 * tree.h (TYPE_VECTOR_OPAQUE): New.
22347 (build_opaque_vector_type): Declare.
22348 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22349 * config/rs6000/rs6000.c (build_opaque_vector_type,
22350 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22351 (rs6000_init_builtins): Use build_opaque_vector_type for
22352 opaque_V4SI_type_node.
22354 2009-04-15 Catherine Moore <clm@codesourcery.com>
22356 * debug.h (set_name): Declare.
22357 * dwarf2out.c (dwarf2out_set_name): Declare.
22358 (dwarf2_debug_hooks): Add set_name.
22359 (find_AT_string): New.
22360 (add_AT_string): Call find_AT_string.
22361 (dwarf2out_set_name): New.
22362 * cp/decl.c (grokdeclarator): Call set_name.
22363 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22364 * debug.c (do_nothing_debug_hooks): Likewise.
22365 * dbxout.c (dbx_debug_hooks): Likewise.
22366 * sdbout.c (sdb_debug_hooks): Likewise.
22368 2009-04-15 Michael Eager <eager@eagercon.com>
22370 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22371 reg for single-precision FPU.
22372 * config/rs6000/rs6000.md (movsi_internal1): Only for
22373 !TARGET_SINGLE_FPU.
22374 (movsi_internal1_single): New. Add pattern to move SI values to/from
22375 single-precision FP regs.
22377 2009-04-15 Richard Guenther <rguenther@suse.de>
22379 * omp-low.c (lower_rec_input_clauses): Build correct address
22381 (expand_omp_for_generic): Fix multiplication type.
22382 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22383 (generate_memset_zero): Fix types.
22384 * tree-profile.c (prepare_instrumented_value): Correctly
22387 2009-04-15 Ian Lance Taylor <iant@google.com>
22389 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22390 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22391 for -Wall and for -Wc++-compat.
22392 (c_common_post_options): For C++, set warn_enum_compare if not
22394 * c-tree.h (struct c_expr): Add field original_type.
22395 (build_external_ref): Update declaration.
22396 * c-parser.c (c_parser_braced_init): Set original_type.
22397 (c_parser_initelt): Likewise.
22398 (c_parser_expr_no_commas): Likewise.
22399 (c_parser_conditional_expression): Likewise.
22400 (c_parser_cast_expression): Likewise.
22401 (c_parser_unary_expression): Likewise. Pull setting of
22402 original_code to top of function.
22403 (c_parser_sizeof_expression): Set original_type.
22404 (c_parser_alignof_expression): Likewise.
22405 (c_parser_postfix_expression): Likewise. Pull setting of
22406 original_code to top of function.
22407 (c_parser_postfix_expression_after_paren_type): Set original_type.
22408 (c_parser_postfix_expression_after_primary): Likewise.
22409 (c_parser_expression): Likewise.
22410 * c-typeck.c (build_external_ref): Add type parameter. Change all
22412 (c_expr_sizeof_expr): Set original_type field.
22413 (parser_build_unary_op): Likewise.
22414 (parser_build_binary_op): Likewise. Optionally warn about
22415 comparisons of enums of different types.
22416 (digest_init): Set original_type field.
22417 (really_start_incremental_init): Likewise.
22418 (push_init_level, pop_init_level): Likewise.
22419 * doc/invoke.texi (Warning Options): -Wenum-compare now
22422 2009-04-15 Richard Guenther <rguenther@suse.de>
22424 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22425 out a necessary conversion.
22426 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22427 names we didn't value number.
22428 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22430 2009-04-15 Richard Guenther <rguenther@suse.de>
22432 PR tree-optimization/39764
22433 * tree-ssa-ccp.c (get_value): Canonicalize value with
22434 canonicalize_float_value.
22436 2009-04-15 Jan Hubicka <jh@suse.cz>
22438 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22439 Wrong version of patch.
22441 2009-04-15 Jan Hubicka <jh@suse.cz>
22443 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22445 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22447 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22448 our distinct integral and vector types.
22450 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22452 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22453 * init.c (build_vtbl_address): Remove call to assemble_external.
22455 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22457 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22458 output for other floating point modes.
22460 2009-04-14 Diego Novillo <dnovillo@google.com>
22462 * diagnostic.c (diagnostic_report_diagnostic): Do not
22463 warn about loaded plugins for DK_ERROR and DK_WARNING.
22464 * c-decl.c (declspecs_add_type): Move call to
22465 invoke_plugin_callbacks ...
22466 * c-parser.c (c_parser_declspecs): ... here.
22467 * plugin.c (dump_active_plugins): Tidy output.
22469 2009-04-14 Diego Novillo <dnovillo@google.com>
22470 Le-Chun Wu <lcwu@google.com>
22472 * configure.ac: Add --enable-plugin support.
22473 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22474 * Makefile.in (PLUGIN_H): Define.
22475 Export ENABLE_PLUGIN and GMPINC to site.exp.
22476 Add PLUGINLIBS to link command.
22477 Add/modify dependencies for plugin.o and files including plugin.h.
22479 * config.in: Regenerate.
22481 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22484 2009-04-14 Le-Chun Wu <lcwu@google.com>
22486 * tree-pass.h (register_one_dump_file): Add a prototype for
22487 register_one_dump_file.
22488 * toplev.c (compile_file): Call initialize_plugins.
22489 (do_compile): Call invoke_plugin_callbacks.
22490 (toplev_main): Call invoke_plugin_callbacks.
22491 * common.opt: Add -fplugin= and -fplugin-arg-.
22492 * gcc-plugin.h: New public header file for plugins to include.
22493 * plugin.c: New source file.
22494 * plugin.h: New internal header file.
22495 * passes.c (register_one_dump_file): Make it external.
22497 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22499 2009-04-14 Diego Novillo <dnovillo@google.com>
22501 * doc/plugins.texi: New.
22502 * doc/gccint.texi: Add reference to Plugins chapter.
22503 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22504 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22505 loaded plugins, if any.
22506 * timevar.def (TV_PLUGIN_INIT): Define.
22507 (TV_PLUGIN_RUN): Define.
22508 * plugin.c: Include timevar.h
22509 (plugins_active_p): New.
22510 (dump_active_plugins): New.
22511 (debug_active_plugins): New.
22513 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22515 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22517 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22519 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22521 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22522 the same as a minus without a shift.
22524 2009-04-14 Nick Clifton <nickc@redhat.com>
22526 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22527 comparisons with small integers will always produce a short
22530 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22533 2008-12-19 Diego Novillo <dnovillo@google.com>
22535 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22537 2009-04-14 Richard Guenther <rguenther@suse.de>
22539 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22541 (verify_gimple_assign_binary): Likewise. Handle shifts and
22543 (verify_gimple_phi): Print the mismatched argument position.
22544 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22546 (vect_update_init_of_dr): Likewise.
22547 * matrix-reorg.c (transform_access_sites): Do what the
22549 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22551 2009-04-13 Michael Eager <eager@eagercon.com>
22553 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22554 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22555 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22556 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22557 remove duplicate config
22559 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22561 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22562 file_name:line_number type locator of the call site.
22564 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22566 * genautomata.c: Put blank after comma.
22567 (automaton_decls): New.
22568 (struct unit_usage): Add comments to member next.
22569 (store_alt_unit_usage): Keep the list ordered.
22570 (unit_present_on_list_p, equal_alternatives_p): New.
22571 (check_regexp_units_distribution): Check units distribution
22572 correctness correctly.
22573 (main): Don't write automata if error is found. Return correct
22576 * config/m68k/cf.md (cfv4_ds): Remove.
22577 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22578 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22580 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22581 power4-load-ext, power4-store, power4-store-update,
22582 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22583 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22584 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22585 power4-sqrt, power4-isync): Modify reservation to make correct
22586 unit distribution to automata.
22588 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22589 power5-store-update, power5-two, power5-three, power5-lmul,
22590 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22592 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22594 * except.c (pass_set_nothrow_function_flags): Set name and add
22596 (set_nothrow_function_flags): Mention in the dump file when
22597 changing a function to nothrow.
22599 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22602 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22603 instead of unsigned long.
22605 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22607 * config/arm/arm.c (return_used_this_function): Remove.
22608 (arm_output_function_prologue): Remove use of
22609 return_used_this_function.
22610 (output_return_instruction): Replace use of
22611 return_used_this_function
22612 by cfun->machine->return_used_this_function.
22613 (arm_output_epilogue): Likewise.
22614 (arm_output_function_epilogue): Likewise.
22615 (thumb_unexpanded_epilogue): Likewise.
22616 * config/arm/arm.h (struct machine_function):
22617 New member return_used_this_function.
22619 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22621 * doc/install.texi: Correct description of default directory for
22622 --with-gxx-include-dir.
22624 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22626 * fold-const.c (build_range_check): Properly deal with enumeral and
22627 boolean base types.
22629 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22631 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22632 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22633 * params.h (MAX_GCSE_PASSES): Remove.
22634 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22635 in sequence. Remove ability to run multiple passes.
22636 (bypass_jumps): Report run as third CPROP pass.
22638 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22640 PR middle-end/39651
22641 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22642 when deciding whether the whole SEQUENCE can throw.
22644 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22647 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22648 offseted label references.
22650 2009-04-11 Jan Hubicka <jh@suse.cz>
22652 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22654 2009-04-11 Richard Guenther <rguenther@suse.de>
22656 PR middle-end/39732
22657 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22658 return variables as TREE_ADDRESSABLE.
22660 2009-04-11 Richard Guenther <rguenther@suse.de>
22662 PR tree-optimization/39713
22663 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22664 reference trees have SSA_NAME operands.
22666 2009-04-11 Richard Guenther <rguenther@suse.de>
22669 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22670 address expressions.
22672 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22674 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22675 match changes in Cygwin 1.7
22676 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22677 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22679 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22681 PR tree-optimization/39701
22682 * doc/invoke.texi (Optimization Options): Document change in
22683 meaning and initialization of -fdelete-null-pointer-checks.
22685 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22687 PR middle-end/39701
22688 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22690 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22693 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22695 2009-04-10 Chao-ying Fu <fu@mips.com>
22697 * doc/tm.texi (Instruction Output): Document
22698 TARGET_ASM_FINAL_POSTSCAN_INSN.
22699 * target.h (final_postscan_insn): New field in asm_out.
22700 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22701 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22702 * final.c (final_scan_insn): Call
22703 targetm.asm_out.final_postscan_insn after outputting
22704 an asm macro and a normal instruction.
22706 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22707 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22708 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22709 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22710 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22712 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22714 PR middle-end/39701
22715 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22716 variables as non-NULL even with -fdelete-null-pointer-checks.
22718 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22720 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22722 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22725 * config/i386/i386.c (classify_argument): Handle SCmode with
22726 (bit_offset % 64) != 0.
22728 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22730 * doc/invoke.texi (Optimize Options): Add cross-reference to
22731 -Q --help=optimizers examples.
22733 2009-04-10 Ben Elliston <bje@au.ibm.com>
22736 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22737 regalign for the reg == fpr and TDmode case.
22739 2009-04-09 David Ayers <ayers@fsfe.org>
22742 * objc/objc-act.c (warn_with_method): Remove helper function.
22743 (check_duplicates): Call warning and inform directly.
22744 (really_start_method): Likewise.
22746 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22748 * expmed.c (expand_divmod): Always use a comparison for a division
22749 by a large unsigned integer.
22751 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22752 for things others than variables or functions as nonzero.
22754 2009-04-09 Nick Clifton <nickc@redhat.com>
22756 * unwind-compat.c: Change copyright header to refer to version
22757 3 of the GNU General Public License with version 3.1 of the
22758 GCC Runtime Library Exception and to point readers at the
22759 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22760 * config/alpha/crtfastmath.c: Likewise.
22761 * config/alpha/linux-unwind.h: Likewise.
22762 * config/alpha/qrnnd.asm: Likewise.
22763 * config/alpha/vms-crt0-64.c: Likewise.
22764 * config/alpha/vms-crt0.c: Likewise.
22765 * config/alpha/vms-dwarf2.asm: Likewise.
22766 * config/alpha/vms-dwarf2eh.asm: Likewise.
22767 * config/alpha/vms-psxcrt0-64.c: Likewise.
22768 * config/alpha/vms-psxcrt0.c: Likewise.
22769 * config/alpha/vms_tramp.asm: Likewise.
22770 * config/arc/initfini.c: Likewise.
22771 * config/arc/lib1funcs.asm: Likewise.
22772 * config/arm/bpabi-v6m.S: Likewise.
22773 * config/arm/bpabi.S: Likewise.
22774 * config/arm/bpabi.c: Likewise.
22775 * config/arm/crti.asm: Likewise.
22776 * config/arm/crtn.asm: Likewise.
22777 * config/arm/ieee754-df.S: Likewise.
22778 * config/arm/ieee754-sf.S: Likewise.
22779 * config/arm/lib1funcs.asm: Likewise.
22780 * config/arm/libunwind.S: Likewise.
22781 * config/arm/linux-atomic.c: Likewise.
22782 * config/arm/mmintrin.h: Likewise.
22783 * config/arm/pr-support.c: Likewise.
22784 * config/arm/unaligned-funcs.c: Likewise.
22785 * config/arm/unwind-arm.c: Likewise.
22786 * config/arm/unwind-arm.h: Likewise.
22787 * config/avr/libgcc.S: Likewise.
22788 * config/bfin/crti.s: Likewise.
22789 * config/bfin/crtlibid.s: Likewise.
22790 * config/bfin/crtn.s: Likewise.
22791 * config/bfin/lib1funcs.asm: Likewise.
22792 * config/bfin/linux-unwind.h: Likewise.
22793 * config/cris/arit.c: Likewise.
22794 * config/cris/cris_abi_symbol.c: Likewise.
22795 * config/darwin-64.c: Likewise.
22796 * config/darwin-crt2.c: Likewise.
22797 * config/darwin-crt3.c: Likewise.
22798 * config/darwin.h: Likewise.
22799 * config/dbxelf.h: Likewise.
22800 * config/dfp-bit.c: Likewise.
22801 * config/dfp-bit.h: Likewise.
22802 * config/elfos.h: Likewise.
22803 * config/fixed-bit.c: Likewise.
22804 * config/fixed-bit.h: Likewise.
22805 * config/fp-bit.c: Likewise.
22806 * config/fp-bit.h: Likewise.
22807 * config/fr30/crti.asm: Likewise.
22808 * config/fr30/crtn.asm: Likewise.
22809 * config/fr30/lib1funcs.asm: Likewise.
22810 * config/freebsd-spec.h: Likewise.
22811 * config/frv/cmovd.c: Likewise.
22812 * config/frv/cmovh.c: Likewise.
22813 * config/frv/cmovw.c: Likewise.
22814 * config/frv/frvbegin.c: Likewise.
22815 * config/frv/frvend.c: Likewise.
22816 * config/frv/lib1funcs.asm: Likewise.
22817 * config/glibc-stdint.h: Likewise.
22818 * config/h8300/clzhi2.c: Likewise.
22819 * config/h8300/crti.asm: Likewise.
22820 * config/h8300/crtn.asm: Likewise.
22821 * config/h8300/ctzhi2.c: Likewise.
22822 * config/h8300/fixunssfsi.c: Likewise.
22823 * config/h8300/lib1funcs.asm: Likewise.
22824 * config/h8300/parityhi2.c: Likewise.
22825 * config/h8300/popcounthi2.c: Likewise.
22826 * config/i386/ammintrin.h: Likewise.
22827 * config/i386/att.h: Likewise.
22828 * config/i386/avxintrin.h: Likewise.
22829 * config/i386/biarch64.h: Likewise.
22830 * config/i386/bmmintrin.h: Likewise.
22831 * config/i386/cpuid.h: Likewise.
22832 * config/i386/cross-stdarg.h: Likewise.
22833 * config/i386/crtfastmath.c: Likewise.
22834 * config/i386/crtprec.c: Likewise.
22835 * config/i386/cygming-crtbegin.c: Likewise.
22836 * config/i386/cygming-crtend.c: Likewise.
22837 * config/i386/cygwin.asm: Likewise.
22838 * config/i386/emmintrin.h: Likewise.
22839 * config/i386/gmm_malloc.h: Likewise.
22840 * config/i386/gthr-win32.c: Likewise.
22841 * config/i386/i386.h: Likewise.
22842 * config/i386/immintrin.h: Likewise.
22843 * config/i386/linux-unwind.h: Likewise.
22844 * config/i386/linux64.h: Likewise.
22845 * config/i386/mm3dnow.h: Likewise.
22846 * config/i386/mmintrin-common.h: Likewise.
22847 * config/i386/mmintrin.h: Likewise.
22848 * config/i386/nmmintrin.h: Likewise.
22849 * config/i386/pmm_malloc.h: Likewise.
22850 * config/i386/pmmintrin.h: Likewise.
22851 * config/i386/smmintrin.h: Likewise.
22852 * config/i386/sol2-c1.asm: Likewise.
22853 * config/i386/sol2-ci.asm: Likewise.
22854 * config/i386/sol2-cn.asm: Likewise.
22855 * config/i386/sol2-gc1.asm: Likewise.
22856 * config/i386/tmmintrin.h: Likewise.
22857 * config/i386/unix.h: Likewise.
22858 * config/i386/w32-unwind.h: Likewise.
22859 * config/i386/wmmintrin.h: Likewise.
22860 * config/i386/x86-64.h: Likewise.
22861 * config/i386/x86intrin.h: Likewise.
22862 * config/i386/xmmintrin.h: Likewise.
22863 * config/ia64/crtbegin.asm: Likewise.
22864 * config/ia64/crtend.asm: Likewise.
22865 * config/ia64/crtfastmath.c: Likewise.
22866 * config/ia64/crti.asm: Likewise.
22867 * config/ia64/crtn.asm: Likewise.
22868 * config/ia64/fde-glibc.c: Likewise.
22869 * config/ia64/lib1funcs.asm: Likewise.
22870 * config/ia64/linux-unwind.h: Likewise.
22871 * config/ia64/quadlib.c: Likewise.
22872 * config/ia64/unwind-ia64.c: Likewise.
22873 * config/linux.h: Likewise.
22874 * config/m32c/m32c-lib1.S: Likewise.
22875 * config/m32c/m32c-lib2-trapv.c: Likewise.
22876 * config/m32c/m32c-lib2.c: Likewise.
22877 * config/m32r/initfini.c: Likewise.
22878 * config/m68hc11/larith.asm: Likewise.
22879 * config/m68hc11/m68hc11-crt0.S: Likewise.
22880 * config/m68k/cf.md: Likewise.
22881 * config/m68k/crti.s: Likewise.
22882 * config/m68k/crtn.s: Likewise.
22883 * config/m68k/lb1sf68.asm: Likewise.
22884 * config/m68k/linux-unwind.h: Likewise.
22885 * config/mcore/crti.asm: Likewise.
22886 * config/mcore/crtn.asm: Likewise.
22887 * config/mcore/lib1.asm: Likewise.
22888 * config/mips/linux-unwind.h: Likewise.
22889 * config/mips/loongson.h: Likewise.
22890 * config/mips/mips16.S: Likewise.
22891 * config/mmix/crti.asm: Likewise.
22892 * config/mmix/crtn.asm: Likewise.
22893 * config/pa/fptr.c: Likewise.
22894 * config/pa/hpux-unwind.h: Likewise.
22895 * config/pa/lib2funcs.asm: Likewise.
22896 * config/pa/linux-atomic.c: Likewise.
22897 * config/pa/linux-unwind.h: Likewise.
22898 * config/pa/milli64.S: Likewise.
22899 * config/pa/quadlib.c: Likewise.
22900 * config/pa/stublib.c: Likewise.
22901 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22902 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22903 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22904 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22905 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22906 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22907 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22908 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22909 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22910 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22911 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22912 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22913 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22914 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22915 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22916 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22917 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22918 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22919 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22920 * config/rs6000/750cl.h: Likewise.
22921 * config/rs6000/altivec.h: Likewise.
22922 * config/rs6000/biarch64.h: Likewise.
22923 * config/rs6000/crtresfpr.asm: Likewise.
22924 * config/rs6000/crtresgpr.asm: Likewise.
22925 * config/rs6000/crtresxfpr.asm: Likewise.
22926 * config/rs6000/crtresxgpr.asm: Likewise.
22927 * config/rs6000/crtsavfpr.asm: Likewise.
22928 * config/rs6000/crtsavgpr.asm: Likewise.
22929 * config/rs6000/darwin-asm.h: Likewise.
22930 * config/rs6000/darwin-fallback.c: Likewise.
22931 * config/rs6000/darwin-fpsave.asm: Likewise.
22932 * config/rs6000/darwin-ldouble.c: Likewise.
22933 * config/rs6000/darwin-tramp.asm: Likewise.
22934 * config/rs6000/darwin-unwind.h: Likewise.
22935 * config/rs6000/darwin-vecsave.asm: Likewise.
22936 * config/rs6000/darwin-world.asm: Likewise.
22937 * config/rs6000/e500crtres32gpr.asm: Likewise.
22938 * config/rs6000/e500crtres64gpr.asm: Likewise.
22939 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22940 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22941 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22942 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22943 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22944 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22945 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22946 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22947 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22948 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22949 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22950 * config/rs6000/eabi-ci.asm: Likewise.
22951 * config/rs6000/eabi-cn.asm: Likewise.
22952 * config/rs6000/eabi.asm: Likewise.
22953 * config/rs6000/linux-unwind.h: Likewise.
22954 * config/rs6000/linux64.h: Likewise.
22955 * config/rs6000/paired.h: Likewise.
22956 * config/rs6000/paired.md: Likewise.
22957 * config/rs6000/ppc64-fp.c: Likewise.
22958 * config/rs6000/ppu_intrinsics.h: Likewise.
22959 * config/rs6000/rs6000.h: Likewise.
22960 * config/rs6000/si2vmx.h: Likewise.
22961 * config/rs6000/sol-ci.asm: Likewise.
22962 * config/rs6000/sol-cn.asm: Likewise.
22963 * config/rs6000/spe.h: Likewise.
22964 * config/rs6000/spu2vmx.h: Likewise.
22965 * config/rs6000/sysv4.h: Likewise.
22966 * config/rs6000/tramp.asm: Likewise.
22967 * config/rs6000/vec_types.h: Likewise.
22968 * config/s390/linux-unwind.h: Likewise.
22969 * config/s390/tpf-unwind.h: Likewise.
22970 * config/score/crti.asm: Likewise.
22971 * config/score/crtn.asm: Likewise.
22972 * config/sh/crt1.asm: Likewise.
22973 * config/sh/crti.asm: Likewise.
22974 * config/sh/crtn.asm: Likewise.
22975 * config/sh/divtab-sh4-300.c: Likewise.
22976 * config/sh/divtab-sh4.c: Likewise.
22977 * config/sh/divtab.c: Likewise.
22978 * config/sh/lib1funcs-4-300.asm: Likewise.
22979 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22980 * config/sh/lib1funcs.asm: Likewise.
22981 * config/sh/lib1funcs.h: Likewise.
22982 * config/sh/linux-atomic.asm: Likewise.
22983 * config/sh/linux-unwind.h: Likewise.
22984 * config/sh/shmedia.h: Likewise.
22985 * config/sh/sshmedia.h: Likewise.
22986 * config/sh/ushmedia.h: Likewise.
22987 * config/sparc/crtfastmath.c: Likewise.
22988 * config/sparc/linux-unwind.h: Likewise.
22989 * config/sparc/sol2-c1.asm: Likewise.
22990 * config/sparc/sol2-ci.asm: Likewise.
22991 * config/sparc/sol2-cn.asm: Likewise.
22992 * config/spu/divmodti4.c: Likewise.
22993 * config/spu/divv2df3.c: Likewise.
22994 * config/spu/float_disf.c: Likewise.
22995 * config/spu/float_unsdidf.c: Likewise.
22996 * config/spu/float_unsdisf.c: Likewise.
22997 * config/spu/float_unssidf.c: Likewise.
22998 * config/spu/mfc_multi_tag_release.c: Likewise.
22999 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23000 * config/spu/mfc_tag_release.c: Likewise.
23001 * config/spu/mfc_tag_reserve.c: Likewise.
23002 * config/spu/mfc_tag_table.c: Likewise.
23003 * config/spu/multi3.c: Likewise.
23004 * config/spu/spu_internals.h: Likewise.
23005 * config/spu/spu_intrinsics.h: Likewise.
23006 * config/spu/spu_mfcio.h: Likewise.
23007 * config/spu/vec_types.h: Likewise.
23008 * config/spu/vmx2spu.h: Likewise.
23009 * config/stormy16/stormy16-lib2.c: Likewise.
23010 * config/svr4.h: Likewise.
23011 * config/sync.c: Likewise.
23012 * config/v850/lib1funcs.asm: Likewise.
23013 * config/vxlib-tls.c: Likewise.
23014 * config/vxlib.c: Likewise.
23015 * config/vxworks-dummy.h: Likewise.
23016 * config/xtensa/crti.asm: Likewise.
23017 * config/xtensa/crtn.asm: Likewise.
23018 * config/xtensa/ieee754-df.S: Likewise.
23019 * config/xtensa/ieee754-sf.S: Likewise.
23020 * config/xtensa/lib1funcs.asm: Likewise.
23021 * config/xtensa/lib2funcs.S: Likewise.
23022 * config/xtensa/linux-unwind.h: Likewise.
23023 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23024 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23025 * coretypes.h: Likewise.
23026 * crtstuff.c: Likewise.
23027 * defaults.h: Likewise.
23028 * dwarf2.h: Likewise.
23029 * emutls.c: Likewise.
23030 * gbl-ctors.h: Likewise.
23031 * gcov-io.h: Likewise.
23032 * ginclude/float.h: Likewise.
23033 * ginclude/iso646.h: Likewise.
23034 * ginclude/stdarg.h: Likewise.
23035 * ginclude/stdbool.h: Likewise.
23036 * ginclude/stddef.h: Likewise.
23037 * ginclude/stdfix.h: Likewise.
23038 * ginclude/stdint-gcc.h: Likewise.
23039 * ginclude/tgmath.h: Likewise.
23040 * gthr-aix.h: Likewise.
23041 * gthr-dce.h: Likewise.
23042 * gthr-gnat.c: Likewise.
23043 * gthr-gnat.h: Likewise.
23044 * gthr-lynx.h: Likewise.
23045 * gthr-mipssde.h: Likewise.
23046 * gthr-nks.h: Likewise.
23047 * gthr-posix.c: Likewise.
23048 * gthr-posix.h: Likewise.
23049 * gthr-posix95.h: Likewise.
23050 * gthr-rtems.h: Likewise.
23051 * gthr-single.h: Likewise.
23052 * gthr-solaris.h: Likewise.
23053 * gthr-tpf.h: Likewise.
23054 * gthr-vxworks.h: Likewise.
23055 * gthr-win32.h: Likewise.
23056 * gthr.h: Likewise.
23057 * libgcc2.c: Likewise.
23058 * libgcc2.h: Likewise.
23059 * libgcov.c: Likewise.
23060 * tsystem.h: Likewise.
23061 * typeclass.h: Likewise.
23062 * unwind-c.c: Likewise.
23063 * unwind-compat.h: Likewise.
23064 * unwind-dw2-fde-compat.c: Likewise.
23065 * unwind-dw2-fde-darwin.c: Likewise.
23066 * unwind-dw2-fde-glibc.c: Likewise.
23067 * unwind-dw2-fde.c: Likewise.
23068 * unwind-dw2-fde.h: Likewise.
23069 * unwind-dw2.c: Likewise.
23070 * unwind-dw2.h: Likewise.
23071 * unwind-generic.h: Likewise.
23072 * unwind-pe.h: Likewise.
23073 * unwind-sjlj.c: Likewise.
23074 * unwind.inc: Likewise.
23075 * config/arm/neon-gen.ml: Change generated copyright header to
23076 refer to version 3 of the GNU General Public License with
23077 version 3.1 of the GCC Runtime Library Exception and to point
23078 readers at the COPYING3 and COPYING3.RUNTIME files and the
23079 FSF's license web page.
23080 * config/arm/arm_neon.h: Regenerate.
23082 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23084 * config/cris/cris.md: Change copyright header to refer to version
23085 3 of the GNU General Public License.
23086 * doc/install.texi2html: Change copyright header to refer to version
23087 3 of the GNU General Public License and to point readers at the
23088 COPYING3 file and the FSF's license web page.
23089 * config/vax/linux.h: Likewise.
23091 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23093 * config/i386/i386.md (cmpcc): New.
23094 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23095 (sync_compare_and_swap_cc*): Delete.
23097 * config/s390/s390.c (s390_compare_emitted): Remove.
23098 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23099 s390_compare_emitted used to be handled. Assert that modes match.
23100 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23101 refer to sync_compare_and_swap_ccsi.
23102 * config/s390/s390.h (s390_compare_emitted): Remove.
23103 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23104 instead of s390_compare_emitted.
23105 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23106 instead of s390_compare_emitted.
23107 * config/s390/s390.md (cmpcc): New.
23108 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23109 CC_REGNUM, do not pretend it's set.
23110 (sync_compare_and_swap_cc*): Delete.
23111 * config/s390/predicates.md (cc_reg_operand): New.
23113 * expr.c (sync_compare_and_swap_cc): Delete.
23114 * optabs.h (sync_compare_and_swap_cc): Delete.
23115 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23116 is being used with can_compare_p.
23117 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23118 (find_cc_set): New.
23119 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23120 look for a MODE_CC set instead. Use emit_store_flag.
23121 (expand_compare_and_swap_loop): Likewise, with some additional
23122 complication to avoid a force_reg when useless. Use
23123 emit_cmp_and_jump_insns.
23124 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23125 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23126 sync_compare_and_swap documentation.
23128 2009-04-09 Jan Hubicka <jh@suse.cz>
23130 * except.c (find_prev_try): Break out from ....
23131 (duplicate_eh_regions): ... here; properly update prev_try pointers
23132 when duplication part of tree.
23133 (dump_eh_tree): Improve dumping.
23134 (verify_eh_region): New.
23135 (verify_eh_tree): Use it.
23137 2009-04-06 Richard Guenther <rguenther@suse.de>
23139 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23140 &ARRAY addresses by adjusting their types and prepending
23142 * tree-cfg.c (verify_gimple_assign_single): Verify that
23143 addresses are correct.
23145 2009-04-09 Richard Guenther <rguenther@suse.de>
23147 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23148 indices into an array reference if possible.
23149 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23150 Fold POINTER_PLUS_EXPR statements with invariant address.
23152 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23155 * config.gcc (powerpc64-*-linux*): Always build biarch.
23157 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23160 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23161 it and pedwarn if this results in an INTEGER_CST.
23163 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23165 * doc/install.texi: Update minimum GMP version. Remove obsolete
23166 text in MPFR section.
23168 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23170 * dwarf2out.c (class_scope_p): New static inline.
23171 (class_or_namespace_scope_p): Use it.
23172 (gen_variable_die): Use DW_TAG_member tag for static data member
23173 declarations instead of DW_TAG_variable.
23175 PR middle-end/39573
23176 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23179 2009-04-08 Richard Guenther <rguenther@suse.de>
23181 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23182 valueize random data.
23184 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23186 * config.gcc (aix tm_file): Add aix-stdint.h.
23187 (aix tm clause use_gcc_stdint): Set to wrap.
23188 * config/rs6000/aix-stdint.h: New file.
23190 2009-04-08 Richard Guenther <rguenther@suse.de>
23192 PR middle-end/36291
23193 * tree-dfa.c (add_referenced_var): Do not recurse into
23194 global initializers.
23195 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23197 (fold_const_aggregate_ref): Likewise.
23199 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23201 * recog.c (ordered_comparison_operator): New.
23202 * gensupport.c (std_preds): Add it.
23203 * doc/md.texi (Machine-Independent Predicates): Document it.
23205 2009-04-08 Jan Hubicka <jh@suse.cz>
23207 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23208 * function.h (rtl_eh): Remove exception_handler_label_map.
23209 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23210 remove_exception_handler_label, for_each_eh_label_1): Remove.
23211 (rtl_remove_unreachable_regions): Remove.
23212 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23213 (find_exception_handler_labels): Don't build the hashtable.
23214 (maybe_remove_eh_handler): Remove.
23215 (for_each_eh_label): Rewrite to walk the tree.
23216 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23217 * except.h (maybe_remove_eh_handler): Remove.
23218 * passes.c (init_optimization_passes): Schedule second EH cleanup
23220 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23221 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23223 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23225 * genoutput.c (validate_optab_operands): New.
23226 (gen_insn, gen_expand): Call it.
23228 * genflags.c (gen_insn): Detect misused iterators.
23229 (main): Pass line_no to gen_insn, exit with status 1 on error.
23231 * genextract.c (line_no): Make global.
23232 (VEC_safe_set_locstr): Change assertion to error message.
23233 (main): Exit with status 1 on error.
23235 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23239 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23240 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23241 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23242 * c-convert.c (convert): Do not call fold on results of conversion
23243 functions when the result is a C_MAYBE_CONST_EXPR.
23244 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23245 of __builtin_choose_expr.
23246 * c-typeck.c (remove_c_maybe_const_expr): New.
23247 (build_unary_op, build_conditional_expr, build_compound_expr,
23248 build_binary_op, c_objc_common_truthvalue_conversion): Call
23249 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23252 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23254 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23255 CODE to produce a new one. Add a prototype to use fold_convert_const
23257 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23260 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23261 mix declarations and code.
23263 2009-04-08 Ben Elliston <bje@au.ibm.com>
23265 * gcc.c: Replace `CC' with `GCC' throughout.
23267 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23269 * doc/invoke.texi: Document Atom support.
23271 2009-04-07 Jason Merrill <jason@redhat.com>
23274 * c-common.h, c-common.c: Add flag_pretty_templates.
23275 * c-opts.c (c_common_handle_option): Set it.
23276 * c.opt: Add -fno-pretty-templates.
23277 * doc/invoke.texi (C++ Dialect Options): Likewise.
23279 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23281 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23282 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23283 (ia64_expand_builtin): Likewise.
23285 2009-04-07 Martin Jambor <mjambor@suse.cz>
23287 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23288 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23289 ADDR_EXPRS are include too.
23291 2009-04-07 Richard Guenther <rguenther@suse.de>
23293 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23294 decls are only used if passes as parameters or if they are
23295 local statics and the call is not to a builtin.
23296 (call_may_clobber_ref_p_1): Likewise.
23298 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23300 * expr.c (do_store_flag): Remove last argument. Simplify code
23301 to avoid duplication of tests already done by can_compare_p.
23302 (expand_expr_real_1): Adjust caller.
23304 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23306 * optabs.c (can_compare_p): Test the predicate of a
23307 cbranch and cstore pattern.
23309 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23311 * expr.c (convert_move): Use emit_store_flag instead of
23314 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23316 * config/i386/i386.c (ix86_compare_emitted): Remove.
23317 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23318 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23319 * config/i386/i386.h (ix86_compare_emitted): Remove.
23320 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23321 instead of ix86_compare_emitted.
23322 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23324 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23326 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23327 Add t-sysroot-suffix to tmake_file.
23328 * config/print-sysroot-suffix.sh: New file.
23329 * config/t-sysroot-suffix: New file.
23331 2009-04-07 Ben Elliston <bje@au.ibm.com>
23333 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23334 as the latter produces a warning when the target does not support
23337 2009-04-07 Ben Elliston <bje@au.ibm.com>
23339 * dfp.c: Replace type punning assignments with memcpy throughout.
23340 * Makefile.in (dfp.o-warn): Remove.
23342 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23345 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23346 Include soft-fp/t-softfp after rs6000/t-linux64.
23348 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23350 * stor-layout.c (set_sizetype): Use the full precision of their
23351 machine mode for bitsize types.
23353 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23355 * config/i386/i386.md: Revert 2 accidental checkins.
23357 2009-04-06 Joey Ye <joey.ye@intel.com>
23358 Xuepeng Guo <xuepeng.guo@intel.com>
23359 H.J. Lu <hongjiu.lu@intel.com>
23361 Atom pipeline model, tuning and insn selection.
23362 * config.gcc (atom): Add atom config options and target.
23364 * config/i386/atom.md: New.
23366 * config/i386/i386.c (atom_cost): New cost.
23367 (m_ATOM): New macro flag.
23368 (initial_ix86_tune_features): Set m_ATOM.
23369 (x86_accumulate_outgoing_args): Likewise.
23370 (x86_arch_always_fancy_math_387): Likewise.
23371 (processor_target): Add Atom cost.
23372 (cpu_names): Add Atom cpu name.
23373 (override_options): Set Atom ISA.
23374 (ix86_issue_rate): New case PROCESSOR_ATOM.
23375 (ix86_adjust_cost): Likewise.
23377 * config/i386/i386.h (TARGET_ATOM): New target macro.
23378 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23379 (TARGET_OPT_AGU): New target option.
23380 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23381 (processor_type): Add PROCESSOR_ATOM.
23383 * config/i386/i386.md (cpu): Add new value "atom".
23384 (use_carry, movu): New attr.
23385 (atom.md): Include atom.md.
23386 (adddi3_carry_rex64): Set attr "use_carry".
23387 (addqi3_carry): Likewise.
23388 (addhi3_carry): Likewise.
23389 (addsi3_carry): Likewise.
23390 (*addsi3_carry_zext): Likewise.
23391 (subdi3_carry_rex64): Likewise.
23392 (subqi3_carry): Likewise.
23393 (subhi3_carry): Likewise.
23394 (subsi3_carry): Likewise.
23395 (x86_movdicc_0_m1_rex64): Likewise.
23396 (*x86_movdicc_0_m1_se): Likewise.
23397 (x86_movsicc_0_m1): Likewise.
23398 (*x86_movsicc_0_m1_se): Likewise.
23399 (*adddi_1_rex64): Emit add insn as much as possible.
23400 (*addsi_1): Likewise.
23401 (return_internal): Set atom_unit.
23402 (return_internal_long): Likewise.
23403 (return_pop_internal): Likewise.
23404 (*rcpsf2_sse): Set atom_sse_attr attr.
23405 (*qrt<mode>2_sse): Likewise.
23406 (*prefetch_sse): Likewise.
23408 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23410 (ix86_target_macros_internal): Likewise.
23412 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23413 (*prefetch_sse_rex): Likewise.
23414 (sse_rcpv4sf2): Likewise.
23415 (sse_vmrcpv4sf2): Likewise.
23416 (sse_sqrtv4sf2): Likewise.
23417 (<sse>_vmsqrt<mode>2): Likewise.
23418 (sse_ldmxcsr): Likewise.
23419 (sse_stmxcsr): Likewise.
23420 (*sse_sfence): Likewise.
23421 (sse2_clflush): Likewise.
23422 (*sse2_mfence): Likewise.
23423 (*sse2_lfence): Likewise.
23424 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23425 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23426 (avx_movdqu<avxmodesuffix>): Likewise.
23427 (avx_lddqu<avxmodesuffix>): Likewise.
23428 (sse2_movntv2di): Change attr "type" to "ssemov".
23429 (sse2_movntsi): Likewise.
23430 (rsqrtv8sf2): Change attr "type" to "sseadd".
23431 (sse3_addsubv2df3): Set attr "atom_unit".
23432 (sse3_h<plusminus_insn>v4sf3): Likewise.
23433 (*sse2_pmaddwd): Likewise.
23434 (*vec_extractv2di_1_rex64): Likewise.
23435 (*vec_extractv2di_1_avx): Likewise.
23436 (sse2_psadbw): Likewise.
23437 (ssse3_phaddwv8hi3): Likewise.
23438 (ssse3_phaddwv4hi3): Likewise.
23439 (ssse3_phadddv4si3): Likewise.
23440 (ssse3_phadddv2si3): Likewise.
23441 (ssse3_phaddswv8hi3): Likewise.
23442 (ssse3_phaddswv4hi3): Likewise.
23443 (ssse3_phsubwv8hi3): Likewise.
23444 (ssse3_phsubwv4hi3): Likewise.
23445 (ssse3_phsubdv4si3): Likewise.
23446 (ssse3_phsubdv2si3): Likewise.
23447 (ssse3_phsubswv8hi3): Likewise.
23448 (ssse3_phsubswv4hi3): Likewise.
23449 (ssse3_pmaddubsw128): Likewise.
23450 (sse3_pmaddubsw: Likewise.
23451 (ssse3_palignrti): Likewise.
23452 (ssse3_palignrdi): Likewise.
23454 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23456 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23458 2009-04-06 Richard Guenther <rguenther@suse.de>
23460 PR tree-optimization/28868
23461 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23462 of which PHI results we inserted.
23463 (insert_into_preds_of_block): Record inserted PHIs.
23464 (eliminate): Eliminate redundant PHI nodes.
23465 (init_pre): Init inserted_phi_names.
23467 2009-04-06 Richard Guenther <rguenther@suse.de>
23469 PR tree-optimization/39643
23470 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23471 IMAGPART_EXPRs of complex constants.
23472 (execute_fold_all_builtins): If we folded a call queue
23473 TODO_update_address_taken.
23475 2009-04-06 Jan Hubicka <jh@suse.cz>
23477 PR middle-end/39659
23478 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23481 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23483 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23485 (ic_invalidate_array): Likewise.
23487 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23489 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23490 alignment for library calls.
23492 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23494 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23495 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23496 * config/i386/mingw-stdint.h: New file.
23498 2009-04-05 Richard Guenther <rguenther@suse.de>
23500 PR tree-optimization/39648
23501 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23502 our &A vs. &A[0] IL deficiencies.
23504 2009-04-04 Jan Hubicka <jh@suse.cz>
23506 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23507 removed toplevel regions.
23508 (sjlj_mark_call_sites): Likewise.
23510 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23512 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23513 (cygwin tm clause use_gcc_stdint): Set to wrap.
23514 * config/i386/cygwin-stdint.h: New file.
23516 2009-04-04 Richard Guenther <rguenther@suse.de>
23518 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23519 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23520 single-argument PHIs if we are in loop-closed SSA form.
23521 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23522 for the pre-condition.
23523 (slpeel_tree_peel_loop_to_edge): Likewise.
23524 (vect_build_loop_niters): Take an optional sequence to append stmts.
23525 (vect_generate_tmps_on_preheader): Likewise.
23526 (vect_do_peeling_for_loop_bound): Take extra guards for the
23528 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23529 the cost model check.
23530 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23531 guards if we are going to peel. Do not apply versioning in that case.
23532 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23533 (vect_do_peeling_for_loop_bound): Likewise.
23534 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23535 loop bound only record extra pre-conditions, do not apply loop
23538 2009-04-04 Richard Guenther <rguenther@suse.de>
23540 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23543 2009-04-04 Jan Hubicka <jh@suse.cz>
23545 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23546 last_basic_block for size of bb->index indexed array.
23547 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23548 compute_out, link_btr_uses, build_btr_def_use_webs,
23549 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23551 2009-04-04 Jan Hubicka <jh@suse.cz>
23553 * except.c (remove_eh_handler_and_replace): Break out from ...
23554 (remove_eh_handler): ... here.
23555 (bring_to_root): New function.
23556 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23557 handled ones, bring others to root of tree.
23559 2009-04-04 Jan Hubicka <jh@suse.cz>
23561 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23562 (all_phis_safe_to_merge): New function.
23563 (update_info): New structure.
23564 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23565 (cleanup_empty_eh): Update SSA if possible.
23567 2009-04-04 Richard Guenther <rguenther@suse.de>
23569 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23570 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23571 (append_vuse): Likewise.
23573 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23575 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23576 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23577 instead of REG_UNSAVED for DW_CFA_undefined.
23578 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23579 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23582 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23585 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23587 2009-04-04 Richard Guenther <rguenther@suse.de>
23589 PR tree-optimization/8781
23590 PR tree-optimization/37892
23591 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23592 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23593 (valueize_refs): Call it for *& valueizations.
23594 (shared_reference_ops_from_ref): Rename to ...
23595 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23596 (shared_reference_ops_from_call): Rename to ...
23597 (valueize_shared_reference_ops_from_call): ... this and valueize.
23598 (vn_reference_lookup): Update.
23599 (visit_reference_op_call): Likewise.
23600 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23601 (eliminate): Value-replace the call address in call statements.
23603 2009-04-04 Richard Guenther <rguenther@suse.de>
23605 PR tree-optimization/39636
23606 * tree-ssa-forwprop.c
23607 (forward_propagate_addr_into_variable_array_index): Check for
23608 GIMPLE_ASSIGN before accessing the rhs code.
23610 2009-04-03 Jason Merrill <jason@redhat.com>
23612 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23614 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23616 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23617 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23618 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23619 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23620 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23621 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23622 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23623 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23624 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23625 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23626 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23627 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23628 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23629 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23630 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23631 Use fr_reg_or_fp01_operand instead of fr_register_operand
23633 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23634 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23635 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23637 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23639 PR rtl-optimization/39607
23640 PR rtl-optimization/39631
23644 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23645 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23646 instead of DF_LR_OUT.
23647 * ira-lives.c (process_bb_node_lives): Ditto.
23648 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23649 instead of DF_LR_{OUT,IN}.
23650 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23651 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23653 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23655 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23656 (execute_lower_omp): Always run but take the short way out if -fopenmp
23658 (gate_lower_omp): Remove, forcing the pass manager to always run the
23659 pass and always set PROP_gimple_lomp.
23660 (pass_lower_omp): Remove gate function.
23661 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23662 PROP_trees. Instead, require it.
23663 * ipa-cp.c (pass_ipa_cp): Likewise.
23664 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23665 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23666 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23667 and PROP_gimple_leh.
23669 2009-04-03 Richard Guenther <rguenther@suse.de>
23671 PR middle-end/13146
23672 PR tree-optimization/23940
23673 PR tree-optimization/33237
23674 PR middle-end/33974
23675 PR middle-end/34093
23676 PR tree-optimization/36201
23677 PR tree-optimization/36230
23678 PR tree-optimization/38049
23679 PR tree-optimization/38207
23680 PR tree-optimization/38230
23681 PR tree-optimization/38301
23682 PR tree-optimization/38585
23683 PR middle-end/38895
23684 PR tree-optimization/38985
23685 PR tree-optimization/39299
23686 * tree-ssa-structalias.h: Remove.
23687 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23688 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23689 (struct vuse_element_d): Remove.
23690 (struct vuse_vec_d): Likewise.
23691 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23692 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23693 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23694 VUSE_ELEMENT_VAR): Likewise.
23695 (struct voptype_d): Likewise.
23696 (NUM_VOP_FREE_BUCKETS): Likewise.
23697 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23698 (struct stmt_operands_d): Remove.
23699 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23700 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23701 VDEF_NUM, VDEF_VECT): Likewise.
23702 (copy_virtual_operands): Remove.
23703 (operand_build_cmp): Likewise.
23704 (create_ssa_artificial_load_stmt): Likewise.
23705 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23706 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23707 vuse_index and mayuse_index members. Pack and move done and iter_type
23708 members to the front.
23709 (SSA_OP_VMAYUSE): Remove.
23710 (SSA_OP_VIRTUAL_USES): Adjust.
23711 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23712 (unlink_stmt_vdef): Declare.
23713 (add_to_addressable_set): Remove.
23714 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23715 (vrp_visit_stmt): Likewise.
23716 * doc/tree-ssa.texi (Alias analysis): Update.
23717 * doc/invoke.texi (max-aliased-vops): Remove docs.
23718 (avg-aliased-vops): Likewise.
23719 * tree-into-ssa.c (syms_to_rename): Remove.
23720 (need_to_update_vops_p): Likewise.
23721 (need_to_initialize_update_ssa_p): Rename to ...
23722 (update_ssa_initialized_fn): ... this. Track function we are
23724 (symbol_marked_for_renaming): Simplify.
23725 (add_new_name_mapping): Do not set need_to_update_vops_p.
23726 (dump_currdefs): Use SYMS_TO_RENAME.
23727 (rewrite_update_stmt): Always walk all uses/defs.
23728 (dump_update_ssa): Adjust.
23729 (init_update_ssa): Take function argument. Track what we are
23731 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23732 (create_new_def_for): Initialize for cfun, assert we are initialized
23734 (mark_sym_for_renaming): Simplify.
23735 (mark_set_for_renaming): Do not initialize update-ssa.
23736 (need_ssa_update_p): Simplify. Take function argument.
23737 (name_mappings_registered_p): Assert we ask for the correct function.
23738 (name_registered_for_update_p): Likewise.
23739 (ssa_names_to_replace): Likewise.
23740 (release_ssa_name_after_update_ssa): Likewise.
23741 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23742 (dump_decl_set): Do not print a newline.
23743 (debug_decl_set): Do it here.
23744 (dump_update_ssa): And here.
23745 * tree-ssa-loop-im.c (move_computations): Adjust.
23746 (movement_possibility): Likewise.
23747 (determine_max_movement): Likewise.
23748 (gather_mem_refs_stmt): Likewise.
23749 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23750 or NAME_MEMORY_TAG.
23751 * tree-complex.c (update_all_vops): Remove.
23752 (expand_complex_move): Adjust.
23753 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23754 Simplify test for memory referencing statement. Exclude
23755 non-invariant ADDR_EXPRs.
23756 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23757 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23758 (rdg_flag_uses): Likewise.
23759 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23761 (tree_optimize_tail_calls_1): Also split the
23762 edge from the entry block if we have degenerate PHI nodes in
23763 the first basic block.
23764 * tree.c (init_ttree): Remove memory-tag related code.
23765 (tree_code_size): Likewise.
23766 (tree_node_structure): Likewise.
23767 (build7_stat): Re-write to be build6_stat.
23768 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23769 (SSA_VAR_P): Adjust.
23770 (struct tree_memory_tag): Remove.
23771 (struct tree_memory_partition_tag): Likewise.
23772 (union tree_node): Adjust.
23773 (build7): Re-write to be build6.
23774 * tree-pass.h (pass_reset_cc_flags): Remove.
23775 (TODO_update_address_taken): New flag.
23776 (pass_simple_dse): Remove.
23777 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23778 * params.h (MAX_ALIASED_VOPS): Remove.
23779 (AVG_ALIASED_VOPS): Likewise.
23780 * omp-low.c (expand_omp_taskreg): Update SSA form.
23781 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23782 aliases the lhs in a copy stmt.
23783 * tree-ssa-dse.c (struct address_walk_data): Remove.
23784 (memory_ssa_name_same): Likewise.
23785 (memory_address_same): Likewise.
23786 (get_kill_of_stmt_lhs): Likewise.
23787 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23788 unused stores. Look through PHI nodes into post-dominated regions.
23789 (dse_optimize_stmt): Simplify. Properly remove stores.
23790 (tree_ssa_dse): Compute dominators.
23791 (execute_simple_dse): Remove.
23792 (pass_simple_dse): Likewise.
23793 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23794 gimple_loaded_syms and gimple_stored_syms computation.
23795 * toplev.c (dump_memory_report): Dump alias and pta stats.
23796 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23797 (vn_reference_eq): Likewise.
23798 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23799 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23800 valueize_vuses): Remove.
23801 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23802 (get_def_ref_stmt_vuse): ... this.
23803 (vn_reference_lookup_2): New function.
23804 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23805 walking equivalent vuses. Simplify.
23806 (vn_reference_lookup): Likewise.
23807 (vn_reference_insert): Likewise.
23808 (vn_reference_insert_pieces): Likewise.
23809 (visit_reference_op_call): Simplify.
23810 (visit_reference_op_load): Likewise.
23811 (visit_reference_op_store): Likewise.
23812 (init_scc_vn): Remove shared_lookup_vuses initialization.
23813 (free_scc_vn): Remove shared_lookup_vuses freeing.
23814 (sort_vuses, sort_vuses_heap): Remove.
23815 (get_ref_from_reference_ops): Export.
23816 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23817 vector with single vuse pointer.
23818 (vn_reference_lookup_pieces, vn_reference_lookup,
23819 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23820 (shared_vuses_from_stmt): Remove.
23821 (get_ref_from_reference_ops): Declare.
23822 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23823 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23824 memory-tag related code.
23825 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23826 (likely_value): Add comment, skip static-chain of call statements.
23827 (surely_varying_stmt_p): Adjust.
23828 (gimplify_and_update_call_from_tree): Likewise.
23829 (execute_fold_all_builtins): Do not rebuild alias info.
23830 (gimplify_and_update_call_from_tree): Properly update VOPs.
23831 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23832 (copy_ref_info): Remove memory-tag related code.
23833 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23834 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23835 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23837 * tree-ssa-dom.c (gimple_p): Remove typedef.
23838 (eliminate_redundant_computations): Adjust.
23839 (record_equivalences_from_stmt): Likewise.
23840 (avail_expr_hash): Likewise.
23841 (avail_expr_eq): Likewise.
23842 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23843 (stmt_makes_single_load): Likewise.
23844 (stmt_makes_single_store): Likewise.
23845 * tree-ssa-alias.c: Rewrite completely.
23846 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23847 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23848 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23849 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23850 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23851 Remove public functions.
23852 (pass_reset_cc_flags): Remove.
23853 (pass_build_alias): Move ...
23854 * tree-ssa-structalias.c (pass_build_alias): ... here.
23855 * tree-ssa-alias.c (may_be_aliased): Move ...
23856 * tree-flow-inline.h (may_be_aliased): ... here.
23857 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23858 count_uses_and_derefs): Move ...
23859 * gimple.c: ... here.
23860 * gimple.h (count_uses_and_derefs): Declare.
23861 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23862 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23863 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23864 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23865 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23866 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23867 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23869 * tree-dfa.c (refs_may_alias_p): Move ...
23870 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23871 * tree-ssa-alias.h: New file.
23872 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23873 (statement_sink_location): Likewise.
23874 * opts.c (decode_options): Do not adjust max-aliased-vops or
23875 avg-aliased-vops values.
23876 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23877 (TV_CALL_CLOBBER): Likewise.
23878 (TV_FLOW_SENSITIVE): Likewise.
23879 (TV_FLOW_INSENSITIVE): Likewise.
23880 (TV_MEMORY_PARTITIONING): Likewise.
23881 (TV_ALIAS_STMT_WALK): New timevar.
23882 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23883 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23884 (get_address_description): Remove memory-tag related code.
23885 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23886 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23887 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23888 and immediate uses in statements. Document.
23889 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23890 (dump_symbols): Remove.
23891 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23892 * alias.c (get_deref_alias_set): New function split out from ...
23893 (get_alias_set): ... here.
23894 * alias.h (get_deref_alias_set): Declare.
23895 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23896 type parameter. Remove restrict pointer handling. Create a
23897 ref-all pointer in case type-based alias sets do not conflict.
23898 (vect_analyze_data_refs): Remove SMT related code.
23899 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23900 (vectorizable_load): Likewise.
23901 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23902 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23903 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23904 Ignore vops and SMTs.
23905 (dr_analyze_alias): Likewise..
23906 (free_data_ref): Likewise.
23907 (create_data_ref): Likewise.
23908 (analyze_all_data_dependences): Likewise.
23909 (get_references_in_stmt): Adjust.
23910 * tree-flow-inline.h (gimple_aliases_computed_p,
23911 gimple_addressable_vars, gimple_call_clobbered_vars,
23912 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23913 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23914 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23915 gimple_mem_ref_stats): Remove.
23916 (gimple_vop): New function.
23917 (op_iter_next_use): Remove vuses and mayuses cases.
23918 (op_iter_next_def): Remove vdefs case.
23919 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23920 (clear_and_done_ssa_iter): Do not set removed fields.
23921 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23922 Assert we are not iterating over vuses or vdefs if not also
23923 iterating over uses or defs.
23924 (op_iter_init_use): Likewise.
23925 (op_iter_init_def): Likewise.
23926 (op_iter_next_vdef): Remove.
23927 (op_iter_next_mustdef): Likewise.
23928 (op_iter_init_vdef): Likewise.
23929 (compare_ssa_operands_equal): Likewise.
23930 (link_use_stmts_after): Handle vuse operand.
23931 (is_call_used): Use is_call_clobbered.
23932 (is_call_clobbered): Global variables are always call clobbered,
23933 query the call-clobbers bitmap.
23934 (mark_call_clobbered): Ignore global variables.
23935 (clear_call_clobbered): Likewise.
23936 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23937 virtual operands sanity check.
23938 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23940 (TARGET_MEM_REF): Remove TMR_TAG operand.
23941 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23942 Remove call-clobber related code.
23943 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23944 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23945 partitions or escape reason.
23946 (get_single_def_stmt, get_single_def_stmt_from_phi,
23947 get_single_def_stmt_with_phi): Remove.
23948 (dump_referenced_vars): Tidy.
23949 (get_ref_base_and_extent): Allow bare decls.
23950 (collect_dfa_stats): Adjust.
23951 * graphite.c (rename_variables_in_stmt): Adjust.
23952 (graphite_copy_stmts_from_block): Likewise.
23953 (translate_clast): Likewise.
23954 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23956 (translate_vuse_through_block): Use the oracle.
23957 (phi_translate_1): Adjust.
23958 (value_dies_in_block_x): Use the oracle. Cache the outcome
23960 (valid_in_sets): Check if the VUSE for
23961 a REFERENCE is available.
23962 (eliminate): Do not remove stmts during elimination,
23963 instead queue and remove them afterwards.
23964 (do_pre): Do not rebuild alias info.
23965 (pass_pre): Run TODO_rebuild_alias before PRE.
23966 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23967 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23968 (mark_all_v_defs_stmt): Remove.
23969 (mark_all_v_defs_seq): Adjust.
23970 (sra_replace): Likewise.
23971 (scalarize_use): Likewise.
23972 (scalarize_copy): Likewise.
23973 (scalarize_init): Likewise.
23974 (scalarize_ldst): Likewise.
23975 (todoflags): Remove.
23976 (tree_sra): Do not rebuild alias info.
23977 (tree_sra_early): Adjust.
23978 (pass_sra): Run TODO_update_address_taken before SRA.
23979 * tree-predcom.c (set_alias_info): Remove.
23980 (prepare_initializers_chain): Do not call it.
23981 (mark_virtual_ops_for_renaming): Adjust.
23982 (mark_virtual_ops_for_renaming_list): Remove.
23983 (initialize_root_vars): Adjust.
23984 (initialize_root_vars_lm): Likewise.
23985 (prepare_initializers_chain): Likewise.
23986 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23987 (may_propagate_copy_into_stmt): Likewise.
23988 (merge_alias_info): Do nothing for now.
23989 (propagate_tree_value_into_stmt): Adjust.
23990 (stmt_may_generate_copy): Likewise.
23991 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23992 not mark symbols for renaming.
23993 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23994 with the same statement, make sure to update the new pointed-to one.
23995 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23996 call statements, do not mark symbols for renaming.
23997 (mark_operand_necessary): Dump something.
23998 (ref_may_be_aliased): New function.
23999 (mark_aliased_reaching_defs_necessary_1): New helper function.
24000 (mark_aliased_reaching_defs_necessary): Likewise.
24001 (mark_all_reaching_defs_necessary_1): Likewise.
24002 (mark_all_reaching_defs_necessary): Likewise.
24003 (propagate_necessity): Do not process virtual PHIs. For
24004 non-aliased loads mark all reaching definitions as necessary.
24005 For aliased loads and stores mark the immediate dominating
24006 aliased clobbers as necessary.
24007 (visited): New global static.
24008 (perform_tree_ssa_dce): Free visited bitmap after propagating
24010 (remove_dead_phis): Perform simple dead virtual PHI removal.
24011 (remove_dead_stmt): Properly unlink virtual operands when
24013 (eliminate_unnecessary_stmts): Schedule PHI removal after
24015 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24016 (process_replaceable): Likewise.
24017 (find_replaceable_in_bb): Likewise.
24018 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24019 based on the single gimple vop.
24020 (verify_flow_insensitive_alias_info): Remove.
24021 (verify_flow_sensitive_alias_info): Likewise.
24022 (verify_call_clobbering): Likewise.
24023 (verify_memory_partitions): Likewise.
24024 (verify_alias_info): Likewise.
24025 (verify_ssa): Adjust..
24026 (execute_update_addresses_taken): Export. Update SSA
24027 manually. Optimize only when optimizing. Use a local bitmap.
24028 (pass_update_address_taken): Remove TODO_update_ssa, add
24030 (pass_update_address_taken): Just use TODO_update_address_taken.
24031 (init_tree_ssa): Do not initialize addressable_vars.
24032 (verify_ssa): Verify new VUSE / VDEF properties.
24033 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24034 Do not call verify_alias_info.
24035 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24036 Do not free the loaded and stored syms bitmaps. Reset the escaped
24037 and callused solutions. Do not free addressable_vars.
24038 Remove memory-tag related code.
24039 (warn_uninitialized_var): Aliases are always available.
24040 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24041 * lambda-code.c (can_put_in_inner_loop): Adjust.
24042 (can_put_after_inner_loop): Likewise.
24043 (perfect_nestify): Likewise.
24044 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24045 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24046 (vectorizable_conversion): Do not mark symbols for renaming.
24047 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24048 (expand_call_inline): Unlink the calls virtual operands before
24050 (tree_function_versioning): Do not call update_ssa if we are not
24051 updating clones. Simplify.
24052 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24053 (propagate_with_phi): Likewise..
24054 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24055 clobber code. Assert we are not aliased or global.
24056 * tree-flow.h: Include tree-ssa-alias.h
24057 (enum escape_type): Remove.
24058 (struct mem_sym_stats_d): Likewise.
24059 (struct mem_ref_stats_d): Likewise.
24060 (struct gimple_df): Add vop member. Remove global_var,
24061 call_clobbered_vars, call_used_vars, addressable_vars,
24062 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24063 escaped and callused members.
24064 (struct ptr_info_def): Remove all members, add points-to solution
24066 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24067 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24068 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24069 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24070 (tree-ssa-alias.o): Likewise.
24071 (toplev.o): Add tree-ssa-alias.h
24072 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24073 * gimple.c (gimple_set_bb): Fix off-by-one error.
24074 (is_gimple_reg): Do not handle memory tags.
24075 (gimple_copy): Also copy virtual operands.
24076 Delay updating the statement. Do not reset loaded and stored syms.
24077 (gimple_set_stored_syms): Remove.
24078 (gimple_set_loaded_syms): Likewise.
24079 (gimple_call_copy_skip_args): Copy the virtual operands
24080 and mark the new statement modified.
24081 * tree-ssa-structalias.c (may_alias_p): Remove.
24082 (set_uids_in_ptset): Take the alias set to prune with as
24083 parameter. Fold in the alias test of may_alias_p.
24084 (compute_points_to_sets): Compute whether a ptr is dereferenced
24085 in a local sbitmap.
24086 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24087 other ADDRESSOF constraints on the lhs.
24088 (get_constraint_for_component_ref): Assert that we don't get
24089 ADDRESSOF constraints from the base of the reference.
24090 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24091 (struct variable_info): Remove collapsed_to member.
24092 (get_varinfo_fc): Remove.
24093 (new_var_info): Do not set collapsed_to.
24094 (dump_constraint): Do not follow cycles.
24095 (dump_constraint_graph): Likewise.
24096 (build_pred_graph): Likewise.
24097 (build_succ_graph): Likewise.
24098 (rewrite_constraints): Likewise.
24099 (do_simple_structure_copy): Remove.
24100 (do_rhs_deref_structure_copy): Remove.
24101 (do_lhs_deref_structure_copy): Remove.
24102 (collapse_rest_of_var): Remove.
24103 (do_structure_copy): Re-implement.
24104 (pta_stats): New global variable.
24105 (dump_pta_stats): New function.
24106 (struct constraint_expr): Make offset signed.
24107 (UNKNOWN_OFFSET): Define special value.
24108 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24109 (solution_set_expand): New helper function split out from ...
24110 (do_sd_constraint): ... here.
24111 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24112 (do_ds_constraint): Likewise.
24113 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24114 and CALLUSED = *CALLUSED.
24115 (set_union_with_increment): Make inc argument signed.
24116 (type_safe): Remove.
24117 (get_constraint_for_ptr_offset): Handle unknown and negative
24119 (first_vi_for_offset): Handle offsets before start. Bail
24120 out early for offsets beyond the variable extent.
24121 (first_or_preceding_vi_for_offset): New function.
24122 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24123 Together with ESCAPED = *ESCAPED this properly computes reachability.
24124 (find_what_var_points_to): New function.
24125 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24126 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24127 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24128 pt_solutions_intersect): New functions.
24129 (compute_call_used_vars): Remove.
24130 (compute_may_aliases): New main entry into PTA computation.
24131 * gimple.h (gimple_p): New typedef.
24132 (struct gimple_statement_base): Remove references_memory_p.
24133 (struct gimple_statement_with_memory_ops_base): Remove
24134 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24136 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24137 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24138 gimple_set_references_memory): Remove.
24139 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24140 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24142 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24143 (verify_expr): Allow RESULT_DECL.
24144 (gimple_duplicate_bb): Do not copy virtual operands.
24145 (gimple_duplicate_sese_region): Adjust.
24146 (gimple_duplicate_sese_tail): Likewise.
24147 (mark_virtual_ops_in_region): Remove.
24148 (move_sese_region_to_fn): Do not call it.
24149 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24150 and pass_simple_dse.
24151 (execute_function_todo): Handle TODO_update_address_taken,
24152 call execute_update_addresses_taken for TODO_rebuild_alias.
24153 (execute_todo): Adjust.
24154 (execute_one_pass): Init dump files early.
24155 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24157 (create_general_new_stmt): Clear vops.
24158 * tree-ssa-reassoc.c (get_rank): Adjust.
24159 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24160 symbols for renaming.
24161 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24162 (PARAM_AVG_ALIASED_VOPS): Likewise.
24163 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24164 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24165 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24166 (operand_build_cmp, copy_virtual_operands,
24167 create_ssa_artificial_load_stmt, add_to_addressable_set,
24168 gimple_add_to_addresses_taken): Remove public functions.
24169 (unlink_stmt_vdef): New function.
24171 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24173 * config.gcc (powerpc-*-linux*): Merge variants.
24175 2009-04-02 Chao-ying Fu <fu@mips.com>
24176 James Grosbach <james.grosbach@microchip.com>
24178 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24179 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24181 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24182 keep_interrupts_masked_p, use_debug_exception_return_p.
24183 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24184 keep_interrupts_masked, use_debug_exception_return.
24185 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24186 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24188 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24189 (mips_print_operand): Process COP0 registers to print $0 .. $31
24190 correctly for GAS to process.
24191 (mips_interrupt_extra_call_saved_reg_p): New function.
24192 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24194 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24195 (mips_compute_frame_info): Add supports for interrupt context that
24196 includes doubleword accumulators and COP0 registers.
24197 (mips_for_each_saved_acc): New function.
24198 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24199 mips_for_each_saved_reg.
24200 (mips_save_reg): Save accumulators.
24201 (mips_kernel_reg_p): A new for_each_rtx callback.
24202 (mips_expand_prologue): Support interrupt handlers.
24203 (mips_restore_reg): Restore accumulators.
24204 (mips_expand_epilogue): Support interrupt handlers.
24205 (mips_can_use_return_insn): Return false for interrupt handlers.
24206 (mips_epilogue_uses): New function.
24207 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24208 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24209 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24210 cop0_move): New instructions.
24211 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24212 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24214 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24216 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24217 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24218 interrupt handlers, we use K0 as the temporary register.
24219 (EPILOGUE_USES): Change to a function call.
24220 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24221 handlers, we use K0 as the temporary register.
24223 * doc/extend.texi (Function Attributes): Document interrupt,
24224 use_shadow_register_set, keep_interrupts_masked,
24225 use_debug_exception_return for MIPS attributes.
24227 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24229 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24230 Remove a number of t-files from tmake_file.
24231 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24232 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24233 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24234 target_prototype, not TARGET_PROTOTYPE.
24235 (LINK_OS_GNU_SPEC): Define.
24236 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24237 and darwin-ldoubdle.c.
24239 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24242 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24243 (cpp_options): Ditto.
24244 (default_compilers): Ditto.
24245 (display_help): Ditto.
24246 (process_command): Ditto.
24247 (do_spec_1): Ditto.
24248 (set_input): Use lbasename instead of duplicate code.
24249 (save_temps_prefix): New static for -save-temps=obj.
24250 (save_temps_length): Ditto.
24252 * doc/invoke.texi (-save-temps=obj): Document new variant to
24253 -save-temps switch.
24255 2009-04-02 Jeff Law <law@redhat.com>
24257 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24260 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24262 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24263 * configure: Regenerated.
24265 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24267 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24268 share the argument list.
24270 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24274 2009-02-12 Diego Novillo <dnovillo@google.com>
24276 * varpool.c (debug_varpool): New.
24277 * cgraph.h (debug_varpool): Declare.
24279 2009-04-02 Jan Hubicka <jh@suse.cz>
24281 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24284 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24286 * config/i386/i386.c (ix86_abi): Move initialization to ...
24287 (override_options): Here.
24289 2009-04-02 Christian Bruel <christian.bruel@st.com>
24291 * config/sh/sh.c (sh_dwarf_register_span): New function.
24292 (TARGET_DWARF_REGISTER_SPAN): Define.
24293 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24295 2009-04-02 Ira Rosen <irar@il.ibm.com>
24297 PR tree-optimization/39595
24298 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24299 interleaved loads group is not greater than the SLP group size.
24301 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24303 * builtins.c (is_builtin_name): New.
24304 (called_as_built_in): Use is_builtin_name.
24305 * tree.h (is_builtin_name): New.
24306 * varasm.c (incorporeal_function_p): Use is_builtin_name
24308 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24310 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24312 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24315 * c-decl.c (clone_underlying_type): Move this ...
24316 * c-common.c (set_underlying_type): ... here.
24317 Also, make sure the function properly sets TYPE_STUB_DECL() on
24318 the newly created typedef variant type.
24319 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24320 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24323 2009-04-02 Richard Guenther <rguenther@suse.de>
24325 PR tree-optimization/37221
24326 * tree-flow.h (degenerate_phi_result): Declare.
24327 * tree-ssa-dom.c (degenerate_phi_result): Export.
24328 * tree-scalar-evolution.c (analyze_initial_condition): If
24329 the initial condition is defined by a degenerate PHI node
24330 use the degenerate value.
24332 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24334 PR rtl-optimization/39588
24335 * combine.c (merge_outer_ops): Do not set the constant when this
24337 (simplify_shift_const_1): Do not modify it either in this case.
24339 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24341 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24342 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24344 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24347 * c-lex.c (interpret_float): Default (no suffix) is double.
24349 2009-04-1 Xinliang David Li <davidxl@google.com>
24351 * config/i386/i386.c (legitimate_constant_p): Recognize
24352 all one vector constant.
24354 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24356 * config/vax/vax.c: Add #includes to silence warnings.
24357 Change #include order to silence two warnings.
24359 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24361 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24362 (ASM_SPEC): Pass -k to the assembler for PIC code.
24364 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24366 * config.gcc: Add vax-*-linux* to the switch.
24367 * config/vax/linux.h: New file. (TARGET_VERSION,
24368 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24370 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24372 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24373 Use predicate macros instead of GET_CODE() == foo.
24374 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24375 ashlsi3, rotrsi3, <unnamed>): Likewise.
24377 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24379 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24380 jbbccihi, jbbccisi): Remova trailing whitespace.
24381 * config/vax/constraints.md: Likewise.
24382 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24383 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24384 * config/vax/predicates.md: Likewise.
24385 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24386 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24387 * config/vax/vax.h: Likewise.
24388 * config/vax/vax.md (nonlocal_goto): Likewise.
24390 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24392 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24393 (indirectable_address_p, adjacent_operands_p): Add spaces around
24395 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24397 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24399 * config/vax/vax.c (legitimate_constant_address_p,
24400 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24401 index_term_p, reg_plus_index_p, legitimate_address_p,
24402 vax_mode_dependent_address_p): Update comments to match functions
24403 modified by the recent int->bool conversion.
24405 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24407 * config/vax/builtins.md: Update copyright message.
24408 * config/vax/constraints.md: Likewise.
24409 * config/vax/netbsd-elf.h: Likewise.
24410 * config/vax/predicates.md: Likewise.
24411 * config/vax/vax-protos.h: Likewise.
24412 * config/vax/vax.c: Likewise.
24413 * config/vax/vax.h: Likewise.
24414 * config/vax/vax.md: Likewise.
24415 * config/vax/vax.opt: Likewise.
24417 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24419 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24420 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24421 * config/vax/constraints.md (B, R): Likewise.
24422 * config/vax/predicates.md (external_memory_operand,
24423 nonimmediate_addsub_di_operand): Likewise.
24424 * config/vax/vax.c (vax_output_int_add): Likewise.
24425 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24426 untyped_call): Likewise.
24428 2009-04-01 Matt Thomas <matt@3am-software.com>
24430 * config/vax/predicates.md: New file.
24431 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24432 external_const_operand, nonsymbolic_operand, external_memory_operand,
24433 indirect_memory_operand, indexed_memory_operand,
24434 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24435 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24437 * config/vax/constraints.md: New file.
24438 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24440 * config/vax/builtins.md: New file.
24441 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24442 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24444 * config/vax/vax.opt (mqmath): Add option.
24445 * config/vax/vax.md (isfx): Extend with DI.
24446 (VAXintQH, VAXintQHSD): Define.
24447 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24448 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24449 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24450 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24451 (movdi): Update constraints and use vax_output_int_move().
24452 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24453 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24454 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24455 nonlocal_goto): New.
24456 (mov<mode>): Extend accepted operand types.
24457 (subdi3_old): Rename from subdi3, change update constraints and use
24458 a new implementation.
24459 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24460 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24461 MOVE_RATIO, CLEAR_RATIO): Define.
24462 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24463 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24464 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24465 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24466 (split_quadword_operands): Make static and really allow variable
24468 (print_operand_address): Update for PIC generation.
24469 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24470 indexable_address_p, fixup_mathdi_operand,
24471 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24472 (vax_float_literal, legitimate_constant_p,
24473 indirectable_constant_address_p, index_term_p,
24474 reg_plus_index_p): Return bool instead of int.
24475 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24477 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24479 (vax_output_conditional_branch): Indent.
24480 (legitimate_constant_address_p, indirectable_constant_address_p,
24481 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24482 vax_mode_dependent_address_p): Return bool instead of int, update for
24484 * config/vax/vax-protos.h (legitimate_constant_address_p,
24485 legitimate_constant_p, legitimate_address_p,
24486 vax_mode_dependent_address_p): Change declaration to bool.
24487 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24488 vax_expand_addsub_di_operands, vax_output_int_subtract,
24489 vax_output_movmemsi): Declare.
24490 (split_quadword_operands, vax_float_literal): Delete declaration.
24491 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24492 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24493 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24494 ASM_OUTPUT_DWARF_PCREL): Define.
24495 (ASM_SPEC): Change definition to allow PIC generation.
24497 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24499 * doc/sourcebuild.texi: Update front-end requirements.
24501 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24504 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24505 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24506 (booldi3_internal3): Use boolean_or_operator instead of
24509 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24512 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24513 declarator whose size is not an integer constant expression but
24514 folds to an integer constant, then treat it as a constant
24517 2009-04-01 Richard Guenther <rguenther@suse.de>
24519 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24520 i * 4 + 2 to (i * 2 + 1) * 2.
24522 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24525 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24526 return if c_parser_asm_string_literal returned NULL.
24528 2009-04-01 Nick Clifton <nickc@redhat.com>
24530 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24532 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24533 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24534 other typedefs to avoid conflicts with libgcc2.c. Define labels
24535 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24537 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24538 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24541 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24543 * varasm.c (default_function_rodata_section): Declare DOT as
24546 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24547 Andrey Galkin <agalkin@hypercom.com>
24550 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24551 Make object_name unique for each process.
24553 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24556 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24557 addressable variables in the parallel that could go out of scope while
24558 running queued tasks.
24560 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24562 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24563 (CASE_VALUES_THRESHOLD): Redefine.
24564 * config/avr/avr.c (avr_override_options): Remove initialization of
24565 avr_case_values_threshold variable.
24566 (avr_case_values_threshold): Remove variable. Add new function.
24567 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24568 * config/avr/avr.opt (mno-tablejump): Remove option.
24569 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24571 2009-04-01 DJ Delorie <dj@redhat.com>
24573 * varasm.c (default_function_rodata_section): Don't assume
24574 anything about where the first '.' in the section name is.
24576 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24578 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24579 rs6000_emit_stack_tie.
24581 2009-03-31 Ian Lance Taylor <iant@google.com>
24583 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24584 gimple_code with GIMPLE_RESX, not RESX.
24586 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24588 * c-common.c (c_get_ident): New.
24589 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24591 2009-04-01 Ben Elliston <bje@au.ibm.com>
24593 * config/rs6000/sysv4.opt (msdata): Improve option description.
24595 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24597 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24598 (divdf3_internal_lat): Remove.
24599 (divxf3_internal_lat): Remove.
24600 (divxf3_internal_thr): Remove.
24601 (divxf): Use divxf3_internal.
24602 * config/ia64/div.md (divsf3_internal_lat): New.
24603 (divdf3_internal_lat): New.
24604 (divxf3_internal): New.
24606 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24609 * Makefile.in (USE_GCC_STDINT): Define.
24610 (stmp-int-hdrs): Install stdint.h if applicable.
24611 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24613 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24614 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24615 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24616 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24617 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24618 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24619 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24620 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24621 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24622 (c_common_nodes_and_builtins): Initialize
24623 underlying_wchar_type_node. Do not initialize
24624 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24625 nodes for new types.
24626 (c_stddef_cpp_builtins): Define macros for new types.
24627 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24629 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24630 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24631 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24632 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24633 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24634 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24635 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24636 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24637 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24638 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24639 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24640 int16_type_node, int32_type_node, int64_type_node,
24641 uint8_type_node, uint16_type_node, c_uint32_type_node,
24642 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24643 int_least32_type_node, int_least64_type_node,
24644 uint_least8_type_node, uint_least16_type_node,
24645 uint_least32_type_node, uint_least64_type_node,
24646 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24647 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24648 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24649 uintptr_type_node): Define.
24650 * c-cppbuiltin.c (builtin_define_constants,
24651 builtin_define_type_minmax): New.
24652 (builtin_define_stdint_macros): Define more macros.
24653 (c_cpp_builtins): Define more limit macros.
24654 (type_suffix): New.
24655 (builtin_define_type_max): Define in terms of
24656 builtin_define_type_minmax. Remove is_long parameter. All
24658 * config.gcc (use_gcc_stdint): Define.
24659 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24660 Add newlib-stdint.h for generic targets.
24661 * config/glibc-stdint.h, config/newlib-stdint.h,
24662 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24663 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24664 * config/score/score.h (UINTPTR_TYPE): Define.
24665 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24666 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24667 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24668 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24669 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24670 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24671 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24672 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24673 * config/spu/spu.h (STDINT_LONG32): Define.
24674 * configure.ac (use_gcc_stdint): Substitute.
24675 * configure: Regenerate.
24676 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24677 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24678 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24679 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24680 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24681 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24682 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24683 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24684 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24685 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24686 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24687 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24688 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24689 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24690 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24691 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24692 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24693 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24694 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24695 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24696 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24697 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24698 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24699 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24700 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24701 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24702 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24703 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24704 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24706 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24708 * loop-iv.c (suitable_set_for_replacement): Renamed from
24709 simplify_using_assignment; changed to return bool and to accept new
24710 args DEST and SRC. Return true iff we find a source/destination pair
24711 that can be used to make a replacement, and fill SRC and DEST if so.
24712 Remove arg ALTERED. Don't deal with altered regs here. All callers
24714 (simplify_using_initial_values): Deal with altered regs here and track
24715 more precisely the effect they have on the validity of our expression.
24717 * loop-iv.c (simplify_using_condition): A condition of the form
24718 (EQ REG CONST) can be used to simply make a substitution.
24719 (simplify_using_initial_values): Keep track of conditions we have seen
24720 and keep using them to simplify new expressions, while applying the
24721 same substitutions to them as to the expression.
24723 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24724 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24727 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24728 changed. Use this when trying to improve the upper bound.
24729 Generate the comparison by using simplify_gen_relational.
24731 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24733 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24735 (simplify_using_assignment, simplify_using_initial_values): Call
24736 replace_in_expr to make replacements. Call replace_single_def_regs
24737 once on the initial version of the expression.
24739 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24742 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24744 2009-03-31 Richard Guenther <rguenther@suse.de>
24746 PR middle-end/31029
24747 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24748 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24750 2009-03-31 Richard Guenther <rguenther@suse.de>
24752 * tree.h (div_if_zero_remainder): Declare.
24753 * fold-const.c (div_if_zero_remainder): Export.
24754 * tree-ssa-forwprop.c
24755 (forward_propagate_addr_into_variable_array_index): Handle
24756 constant array index addition outside of the variable index.
24758 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24761 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24762 define_splits, floatunssi<mode>2): Require x87 conversions from
24763 DImode to be permitted.
24765 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24767 PR preprocessor/15638
24768 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24770 2009-03-31 Richard Guenther <rguenther@suse.de>
24772 PR middle-end/23401
24773 PR middle-end/27810
24774 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24775 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24776 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24777 a separate statement.
24778 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24779 (lookup_tmp_var): Likewise.
24780 (is_gimple_formal_tmp_or_call_rhs): Remove.
24781 (is_gimple_reg_or_call_rhs): Rename to ...
24782 (is_gimple_reg_rhs_or_call): ... this.
24783 (is_gimple_mem_or_call_rhs): Rename to ...
24784 (is_gimple_mem_rhs_or_call): ... this.
24785 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24786 DECL_GIMPLE_REG_P only if is_formal is true.
24787 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24788 for non-proper post-modify expression gimplification.
24789 (gimplify_self_mod_expr): For post-modify expressions gimplify
24790 the lvalue to a minimal lvalue.
24791 (rhs_predicate_for): Remove formal temp case.
24792 (gimplify_modify_expr_rhs): Likewise.
24793 (gimplify_addr_expr): Use is_gimple_reg.
24794 (gimplify_expr): Remove formal temp cases.
24795 (gimple_regimplify_operands): Likewise.
24796 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24797 and FILTER_EXPR like constants.
24798 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24800 (is_gimple_formal_tmp_rhs): Remove.
24801 (is_gimple_reg_rhs): Remove special casing.
24802 (is_gimple_mem_rhs): Fix.
24803 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24804 (is_gimple_formal_tmp_var): Remove.
24805 (is_gimple_formal_tmp_reg): Likewise.
24806 (is_gimple_min_lval): Allow invariant component ref parts.
24807 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24808 is_gimple_formal_tmp_reg): Remove declarations.
24809 * tree-cfg.c (verify_expr): Verify that variables with address
24810 taken do not have DECL_GIMPLE_REG_P set.
24811 * tree-mudflap.c (mf_build_check_statement_for): Use
24812 force_gimple_operand instead of gimplify_expr.
24814 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24816 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24817 schedulable rows to compute_split_row.
24819 2009-03-31 Ben Elliston <bje@au.ibm.com>
24822 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24825 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24827 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24828 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24829 * configure: Regenerate.
24830 * config.in: Regenerate.
24831 * config/rs6000/rs6000.opt (mtls-markers): Add.
24832 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24833 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24834 (tls_ld_aix, tls_ld_sysv): Likewise.
24835 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24836 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24838 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24840 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24842 2009-03-30 Jan Hubicka <jh@suse.cz>
24844 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24846 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24847 detection and label handling.
24849 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24851 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24852 left_conflicts_size.
24853 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24854 ALLOCNO_LEFT_CONFLICTS_SIZE.
24856 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24857 remove_allocno_from_bucket_and_push,
24858 allocno_spill_priority_compare, push_allocnos_to_stack,
24859 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24860 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24861 (setup_allocno_left_conflicts_num): Ditto. Rename to
24862 setup_allocno_left_conflicts_size.
24863 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24864 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24865 setup_allocno_left_conflicts_size instead of
24866 setup_allocno_left_conflicts_num.
24868 * ira-build.c (ira_create_allocno): Use
24869 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24870 ALLOCNO_LEFT_CONFLICTS_NUM.
24872 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24874 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24875 instead of DF_LR_OUT.
24877 * ira-lives.c (process_bb_node_lives): Ditto.
24879 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24880 instead of DF_LR_{OUT,IN}.
24882 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24884 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24886 2009-03-30 Jan Hubicka <jh@suse.cz>
24888 * except.c (label_to_region_map): Fix thinko.
24890 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24892 PR middle-end/38237
24893 * tree.h (tree_find_value): New declaration.
24894 * tree.c (tree_find_value): New function.
24895 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24897 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24900 * c-decl.c (struct c_binding): Add locus field.
24901 (bind): Add locus argument, set locus field from it.
24902 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24903 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24904 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24905 implicitly_declare, undeclared_variable, lookup_label,
24906 declare_label, c_make_fname_decl, c_builtin_function,
24907 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24910 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24913 * config/i386/i386.c (classify_argument): Check total size of
24916 2009-03-30 Martin Jambor <mjambor@suse.cz>
24918 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24919 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24920 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24923 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24924 seen_variable_array_ref while also traversing a union.
24926 * tree-inline.c (optimize_inline_calls): Do not call
24927 cgraph_node_remove_callees.
24928 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24929 (pass_remove_cgraph_callee_edges): New variable.
24930 * passes.c (init_optimization_passes): Add
24931 pass_remove_cgraph_callee_edges after early inlining and before all
24932 late intraprocedural passes.
24934 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24936 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24938 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24939 Fix typos in names.
24941 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24943 * combine.c (simplify_comparison): Use have_insn_for.
24944 * dojump.c (do_jump): Likewise.
24946 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24948 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24949 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24950 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24951 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24952 instead of sparc_compare_emitted.
24953 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24954 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24955 instead of sparc_compare_emitted.
24957 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24959 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24960 enter/exit cfglayout mode.
24961 (pass_partition_block): Require it.
24962 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24963 (combine_instructions): Track basic blocks instead of labels.
24964 (update_cfg_for_uncondjump): New.
24965 (try_combine): Use it. Update jumps after rescanning.
24966 (pass_combine): Require PROP_cfglayout.
24967 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24969 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24971 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24972 Provide/destroy PROP_cfglayout respectively.
24973 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24974 * tree-pass.h (PROP_cfglayout): New.
24976 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24978 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24979 fold_convert_const_fixed_from_fixed,
24980 fold_convert_const_fixed_from_int,
24981 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24982 set TREE_CONSTANT_OVERFLOW.
24983 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24984 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24986 2009-03-30 Ira Rosen <irar@il.ibm.com>
24988 * tree-vect-loop-manip.c: New file.
24989 * tree-vectorizer.c: Update documentation and included files.
24990 (vect_loop_location): Make extern.
24991 (rename_use_op): Move to tree-vect-loop-manip.c
24992 (rename_variables_in_bb, rename_variables_in_loop,
24993 slpeel_update_phis_for_duplicate_loop,
24994 slpeel_update_phi_nodes_for_guard1,
24995 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24996 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24997 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24998 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24999 find_loop_location): Likewise.
25000 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25001 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25002 get_vectype_for_scalar_type, vect_is_simple_use,
25003 supportable_widening_operation, supportable_narrowing_operation):
25005 (bb_in_loop_p): Move to tree-vect-loop.c.
25006 (new_loop_vec_info, destroy_loop_vec_info,
25007 reduction_code_for_scalar_code, report_vect_op,
25008 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25009 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25010 (vect_supportable_dr_alignment): Likewise.
25011 * tree-vectorizer.h (tree-data-ref.h): Include.
25012 (vect_loop_location): Declare.
25013 Reorganize function declarations according to the new file structure.
25014 * tree-vect-loop.c: New file.
25015 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25016 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25017 * tree-vect-data-refs.c: New file.
25018 * tree-vect-patterns.c (timevar.h): Don't include.
25019 * tree-vect-stmts.c: New file.
25020 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25021 tree-vect-slp.c, tree-vect-loop.c.
25022 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25023 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25024 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25025 (tree-vect-analyze.o): Remove.
25026 (tree-vect-transform.o): Likewise.
25027 (tree-vect-data-refs.o): Add rule.
25028 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25029 tree-vect-slp.o): Likewise.
25030 (tree-vect-patterns.o): Remove redundant dependencies.
25031 (tree-vectorizer.o): Likewise.
25032 * tree-vect-slp.c: New file.
25034 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25036 * optc-gen.awk: Warn if an option flag has multiple different
25039 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25041 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25042 -floop-block): Document dependences on PPL, CLooG and Graphite.
25044 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25046 PR rtl-optimization/323
25047 * c-common.c (c_fully_fold, convert_and_check,
25048 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25049 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25050 * c-common.def (EXCESS_PRECISION_EXPR): New.
25051 * c-cppbuiltin.c (builtin_define_float_constants): Define
25052 constants with enough digits for long double.
25053 * c-lex.c (interpret_float): Interpret constant with excess
25054 precision where appropriate.
25055 * c-opts.c (c_common_post_options): Set
25056 flag_excess_precision_cmdline. Give an error for
25057 -fexcess-precision=standard for C++ for processors where the
25058 option is significant.
25059 * c-parser.c (c_parser_conditional_expression): Handle excess
25060 precision in condition.
25061 * c-typeck.c (convert_arguments): Handle arguments with excess
25063 (build_unary_op): Move excess precision outside operation.
25064 (build_conditional_expr): Likewise.
25065 (build_compound_expr): Likewise.
25066 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25067 (build_modify_expr): Handle excess precision in RHS.
25068 (convert_for_assignment): Handle excess precision in converted
25070 (digest_init, output_init_element, process_init_element): Handle
25071 excess precision in initializer.
25072 (c_finish_return): Handle excess precision in return value.
25073 (build_binary_op): Handle excess precision in operands and add
25074 excess precision as needed for operation.
25075 * common.opt (-fexcess-precision=): New option.
25076 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25077 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25078 For standard excess precision, output explicit conversion to and
25079 truncation from XFmode.
25080 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25081 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25082 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25083 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25084 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25085 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25086 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25087 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25088 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25089 define_splits, sqrt<mode>2): Disable where appropriate for
25090 standard excess precision.
25091 * convert.c (convert_to_real): Do not shorten arithmetic to type
25092 for which excess precision would be used.
25093 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25094 * doc/invoke.texi (-fexcess-precision=): Document option.
25095 (-mfpmath=): Correct index entry.
25096 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25097 flag_excess_precision): New.
25098 * langhooks.c (lhd_post_options): Set
25099 flag_excess_precision_cmdline.
25100 * opts.c (common_handle_option): Handle -fexcess-precision=.
25101 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25102 init_excess_precision): New.
25103 (lang_dependent_init_target): Call init_excess_precision.
25104 * tree.c (excess_precision_type): New.
25105 * tree.h (excess_precision_type): Declare.
25107 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25110 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25111 non-lvalue to component.
25113 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25115 PR preprocessor/34695
25116 * Makefile.in (c-opts.o): Depend on c-tree.h.
25117 * c-common.c: Move down include of diagnostic.h.
25118 (done_lexing, c_cpp_error): New.
25119 * c-common.h (done_lexing): Declare.
25120 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25122 * c-opts.c: Include c-tree.h.
25123 (c_common_init_options): Set preprocessor error callback.
25124 (c_common_handle_option): Do not set preprocessor
25125 inhibit_warnings, warnings_are_errors, warn_system_headers,
25126 pedantic_errors or inhibit_warnings flags.
25127 (c_common_post_options): Do not check cpp_errors (parse_in).
25128 (c_common_finish): Do not output dependencies if there were
25129 errors. Do not check return value of cpp_finish.
25130 * c-ppoutput.c (pp_file_change): Set input_location.
25131 * c-tree.h (c_cpp_error): Declare.
25132 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25134 (diagnostic_build_prefix): Check override_column.
25135 * diagnostic.h (diagnostic_info): Add override_column field.
25136 (diagnostic_override_column): Define.
25138 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25140 * c-common.c (c_expand_expr, c_staticp): Remove.
25141 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25142 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25143 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25144 * c-gimplify.c (gimplify_compound_literal_expr,
25145 optimize_compound_literals_in_ctor): Remove.
25146 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25147 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25148 * c-semantics.c (emit_local_var): Remove.
25150 * langhooks-def.h (lhd_expand_expr): Remove.
25151 * langhooks.c (lhd_expand_expr): Remove.
25152 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25154 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25155 handling from c-semantics.c; don't call into langhook.
25156 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25157 * gimplify.c (gimplify_compound_literal_expr,
25158 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25159 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25160 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25161 as was done in c-gimplify.c.
25162 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25163 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25164 Move from c-common.h.
25165 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25167 * tree.c (staticp): Do not call langhook.
25168 * langhooks.c (lhd_staticp): Delete.
25169 * langhooks-def.h (lhd_staticp): Delete prototype.
25170 (LANG_HOOKS_STATICP): Delete.
25171 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25173 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25174 instead of DECL_STMTs.
25176 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25184 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25186 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25187 contained expression.
25188 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25189 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25190 conditional expressions for C.
25191 (decl_constant_value_for_optimization): Move from
25192 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25193 whether optimizing and that the expression is a VAR_DECL not of
25194 array type instead of doing such checks in the caller. Do not
25195 check pedantic. Call gcc_unreachable for C++.
25196 * c-common.def (C_MAYBE_CONST_EXPR): New.
25197 * c-common.h (c_fully_fold, c_save_expr,
25198 decl_constant_value_for_optimization): New prototypes.
25199 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25200 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25201 EXPR_INT_CONST_OPERANDS): Define.
25202 * c-convert.c (convert): Strip nops from expression.
25203 * c-decl.c (groktypename): Take extra parameters expr and
25204 expr_const_operands. Update call to grokdeclarator.
25205 (start_decl): Update call to grokdeclarator. Add statement for
25206 expressions used in type of decl.
25207 (grokparm): Update call to grokdeclarator.
25208 (push_parm_decl): Update call to grokdeclarator.
25209 (build_compound_literal): Add parameter non_const and build a
25210 C_MAYBE_COSNT_EXPR if applicable.
25211 (grokdeclarator): Take extra parameters expr and
25212 expr_const_operands. Track expressions used in declaration
25213 specifiers and declarators. Fold array sizes and track whether
25214 they are constant expressions and whether they are integer
25215 constant expressions.
25216 (parser_xref_tag): Set expr and expr_const_operands fields in
25218 (grokfield): Update call to grokdeclarator.
25219 (start_function): Update call to grokdeclarator.
25220 (build_null_declspecs): Set expr and expr_const_operands fields in
25222 (declspecs_add_type): Handle expressions in typeof specifiers.
25223 * c-parser.c (c_parser_declspecs): Set expr and
25224 expr_const_operands fields for declaration specifiers.
25225 (c_parser_enum_specifier): Likewise.
25226 (c_parser_struct_or_union_specifier): Likewise.
25227 (c_parser_typeof_specifier): Likewise. Update call to
25228 groktypename. Fold expression as needed. Return expressions with
25229 type instead of adding statements.
25230 (c_parser_attributes): Update calls to c_parser_expr_list.
25231 (c_parser_statement_after_labels): Fold expression before passing
25232 to objc_build_throw_stmt.
25233 (c_parser_condition): Fold expression.
25234 (c_parser_asm_operands): Fold expression.
25235 (c_parser_conditional_expression): Use c_save_expr. Update call
25236 to build_conditional_expr.
25237 (c_parser_alignof_expression): Update call to groktypename.
25238 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25239 original_code. Fold expression argument of va_arg. Create
25240 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25241 argument to va_arg. Update calls to groktypename. Fold array
25242 index for offsetof. Verify that first argument to
25243 __builtin_choose_expr has integer type.
25244 (c_parser_postfix_expression_after_paren_type): Update calls to
25245 groktypename and build_compound_literal. Handle expressions with
25246 side effects in type name.
25247 (c_parser_postfix_expression_after_primary): Update call to
25248 c_parser_expr_list. Set original_code for calls to
25249 __builtin_constant_p.
25250 (c_parser_expr_list): Take extra parameter fold_p. Fold
25251 expressions if requested.
25252 (c_parser_objc_type_name): Update call to groktypename.
25253 (c_parser_objc_synchronized_statement): Fold expression.
25254 (c_parser_objc_receiver): Fold expression.
25255 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25256 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25257 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25258 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25259 (struct c_typespec): Add elements expr and expr_const_operands.
25260 (struct c_declspecs): Add elements expr and expr_const_operands.
25261 (groktypename, build_conditional_expr, build_compound_literal):
25263 (in_late_binary_op): Declare.
25264 * c-typeck.c (note_integer_operands): New function.
25265 (in_late_binary_op): New variable.
25266 (decl_constant_value_for_broken_optimization): Move to c-common.c
25267 and rename to decl_constant_value_for_optimization.
25268 (default_function_array_conversion): Do not strip nops.
25269 (default_conversion): Do not call
25270 decl_constant_value_for_broken_optimization.
25271 (build_array_ref): Do not fold result.
25272 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25273 result when operand is a VLA.
25274 (c_expr_sizeof_type): Update call to groktypename. Handle
25275 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25276 result when operand names a VLA type.
25277 (build_function_call): Update call to build_compound_literal.
25278 Only fold result for calls to __builtin_* functions. Strip
25279 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25280 the function designator.
25281 (convert_arguments): Fold arguments. Update call to
25282 convert_for_assignment.
25283 (build_unary_op): Handle increment and decrement of
25284 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25285 decrement earlier. Fold operand of increment and decrement.
25286 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25287 built for integer operand. Wrap returns that are INTEGER_CSTs
25288 without being integer constant expressions or that have integer
25289 constant operands without being INTEGER_CSTs.
25290 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25291 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25292 result is an integer constant expression or can be used in
25293 unevaluated parts of one and avoid folding and wrap as
25294 appropriate. Fold operands before possibly doing -Wsign-compare
25296 (build_compound_expr): Wrap result for C99 if operands can be used
25297 in integer constant expressions.
25298 (build_c_cast): Update call to digest_init. Do not ignore
25299 overflow from casting floating-point constants to integers. Wrap
25300 results that could be confused with integer constant expressions,
25301 null pointer constants or floating-point constants.
25302 (c_cast_expr): Update call to groktypename. Handle expressions
25303 included in type name.
25304 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25305 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25306 Update calls to convert_for_assignment.
25307 (convert_for_assignment): Take new parameter
25308 null_pointer_constant. Do not strip nops or call
25309 decl_constant_value_for_broken_optimization. Set
25310 in_late_binary_op for conversions to boolean.
25311 (store_init_value): Update call to digest_init.
25312 (digest_init): Take new parameter null_pointer_constant. Do not
25313 call decl_constant_value_for_broken_optimization. pedwarn for
25314 initializers not constant expressions. Update calls to
25315 convert_for_assignment.
25316 (constructor_nonconst): New.
25317 (struct constructor_stack): Add nonconst element.
25318 (really_start_incremental_init, push_init_level, pop_init_level):
25319 Handle constructor_nonconst and nonconst element.
25320 (set_init_index): Call constant_expression_warning for array
25322 (output_init_element): Fold value. Set constructor_nonconst as
25323 applicable. pedwarn for initializers not constant expressions.
25324 Update call to digest_init. Call constant_expression_warning
25325 where constant initializers are required.
25326 (process_init_element): Use c_save_expr.
25327 (c_finish_goto_ptr): Fold expression.
25328 (c_finish_return): Fold return value. Update call to
25329 convert_for_assignment.
25330 (c_start_case): Fold switch expression.
25331 (c_process_expr_stmt): Fold expression.
25332 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25333 ensure statement expression is not evaluated in constant expression.
25334 (build_binary_op): Track whether results are integer constant
25335 expressions or may occur in such, disable folding and wrap results
25336 as applicable. Fold operands for -Wsign-compare warnings unless
25338 (c_objc_common_truthvalue_conversion): Handle results folded to
25339 integer constants that are not integer constant expressions.
25340 * doc/extend.texi: Document when typeof operands are evaluated,
25341 that condition of __builtin_choose_expr is an integer constant
25342 expression, and more about use of __builtin_constant_p in
25345 2009-03-29 Richard Guenther <rguenther@suse.de>
25347 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25348 propagate addresses of array references.
25350 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25352 * regmove.c (perhaps_ends_bb_p): Remove.
25353 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25354 from INSN and check that the main loop stays within that basic block.
25355 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25356 (regmove_forward_pass): Split out from regmove_optimize. Use
25357 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25358 (regmove_backward_pass): Split out from regmove_optimize. Use
25359 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25360 (regmove_optimize): Simplify.
25362 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25365 * config/i386/i386.c (classify_argument): Ignore flexible array
25366 member in struct and warn ABI change.
25368 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25370 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25372 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25373 (ix86_adjust_cost): Updated.
25375 2009-03-29 Jan Hubicka <jh@suse.cz>
25377 PR middle-end/28850
25378 * tree-pass.h (pass_cleanup_eh): New function.
25379 (remove_unreachable_regions): Break code handling RTL
25380 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25381 that can not be reached by runtime.
25382 (can_be_reached_by_runtime): New function.
25383 (label_to_region_map): New function.
25384 (num_eh_regions): New function.
25385 (rtl_remove_unreachable_regions): New function.
25386 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25387 (remove_eh_region): New function.
25388 * except.h: Include sbitmap and vecprim.
25389 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25390 num_eh_regions): Declare.
25391 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25392 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25393 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25394 (tree_empty_eh_handler_p): New function.
25395 (cleanup_empty_eh): New function.
25396 (cleanup_eh): New function.
25397 (pass_cleanup_eh): New function.
25399 2009-03-29 Jan Hubicka <jh@suse.cz>
25401 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25402 for removed regions.
25404 2009-03-29 Jan Hubicka <jh@suse.cz>
25406 * except.c (dump_eh_tree): Dump all datastructures.
25408 2009-03-29 Jan Hubicka <jh@suse.cz>
25410 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25411 (duplicate_eh_regions_1): Likewise.
25412 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25413 vector; call EH verification.
25414 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25415 Be ready for region being removed.
25417 2009-03-29 Jan Hubicka <jh@suse.cz>
25419 * bitmap.c (bitmap_last_set_bit): New function.
25420 * bitmap.h (bitmap_last_set_bit): Declare.
25422 2009-03-29 David Ayers <ayers@fsfe.org>
25425 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25426 by calling objc_compare_types and surpress warnings about
25427 incompatible C pointers that are compatible ObjC pointers.
25429 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25431 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25432 call initialize_inline_failed.
25433 (initialize_inline_failed): Move it from here ...
25434 * cgraph.c (initialize_inline_failed): ... to here.
25435 (cgraph_create_edge): Call initialize_inline_failed rather than
25436 setting inline_failed directly.
25438 2009-03-29 Ben Elliston <bje@au.ibm.com>
25441 * sysv4.opt (msdata): Improve comment.
25442 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25443 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25445 2009-03-29 Ben Elliston <bje@au.ibm.com>
25448 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25449 load and store attributes.
25451 2009-03-29 Ben Elliston <bje@au.ibm.com>
25453 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25454 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25455 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25456 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25457 __builtin_infq and __builtin_huge_valq.
25459 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25461 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25463 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25464 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25466 2009-03-28 Xinliang David Li <davidxl@google.com>
25468 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25469 (do_dbg_cnt): New function.
25471 2009-03-28 Jan Hubicka <jh@suse.cz>
25473 Merge from pretty-ipa:
25475 2009-03-27 Jan Hubicka <jh@suse.cz>
25477 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25478 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25479 * passes.c (function_called_by_processed_nodes_p): New.
25480 * ipa-pure-const.c (check_call): Fix handling of operands.
25481 (analyze_function): Dump debug output for skipped bodies.
25482 (local_pure_const): Use function_called_by_processed_nodes_p.
25483 * dwarf2out.c (reference_to_unused): Use output.
25484 * passes.c (do_per_function_toporder): Likewise.
25486 2008-11-12 Jan Hubicka <jh@suse.cz>
25488 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25489 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25490 state_set_in_source enum
25491 (check_decl): Ignore memory tags; do not set fake looping flags;
25493 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25494 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25495 (check_call, analyze_function): Rewrite.
25497 (add_new_function): Update call of analyze_function.
25498 (generate_summary): Add call of analyze_function.
25499 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25500 (local_pure_const): New function.
25501 (pass_local_pure_const): New pass.
25502 * ipa-inline.c (inline_transform): Set after_inlining.
25503 * tree-eh.c (stmt_can_throw_external): New.
25504 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25505 work with aliasing built.
25506 * tree-flow.h (stmt_can_throw_external): New.
25507 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25508 and local pure/const pass in early and late optimization queue.
25510 2009-03-28 Martin Jambor <mjambor@suse.cz>
25512 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25514 (fold_binary): Allow function decl aligment consideration is the
25515 second argument is integer constant one.
25516 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25517 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25518 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25520 2009-03-28 Jan Hubicka <jh@suse.cz>
25522 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25523 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25524 * function.h (rtl_data): Add nothrow flag.
25525 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25526 set DECL_NOTHROW for AVAILABLE functions.
25528 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25530 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25531 following vector keyword has expansion starting with pixel or bool
25532 keyword, expand vector to __vector and pixel or bool to __pixel or
25536 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25537 warn_if_disallowed_function_p): Removed.
25538 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25539 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25540 warning_if_disallowed_function_p.
25541 * flags.h (warn_if_disallowed_function_p,
25542 warn_disallowed_functions): Removed.
25543 * common.opt (Wdisallowed-function-list=): Removed.
25544 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25546 2009-03-28 Richard Guenther <rguenther@suse.de>
25548 PR tree-optimization/38723
25549 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25552 2009-03-28 Jan Hubicka <jh@suse.cz>
25554 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25555 test introduced by my previous patch.
25557 2009-03-28 Richard Guenther <rguenther@suse.de>
25559 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25560 the PHIs value undefined.
25562 2009-03-28 Jan Hubicka <jh@suse.cz>
25564 * tree-pass.h (pass_fixup_cfg): New pass.
25565 * ipa-inline.c (inline_transform): Set
25566 always_inline_functions_inlined/after_inlining.
25567 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25568 (pass_fixup_cfg): New pass.
25569 * passes.c (init_optimization_passes): Add fixup_cfg.
25571 2009-03-28 Richard Guenther <rguenther@suse.de>
25573 PR tree-optimization/38458
25574 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25575 argument use the arguments copy-of value.
25577 2009-03-28 Richard Guenther <rguenther@suse.de>
25579 PR tree-optimization/38180
25580 * tree-ssa-ccp.c (get_default_value): Simplify.
25581 (likely_value): Likewise.
25582 (surely_varying_stmt_p): Properly handle VOP case.
25583 (ccp_initialize): Likewise.
25584 (ccp_fold): Handle propagating through *&.
25585 (fold_const_aggregate_ref): Also handle decls.
25587 2009-03-28 Jan Hubicka <jh@suse.cz>
25589 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25590 * cgraph.h (cgraph_node): Likewise.
25591 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25592 (cgraph_reset_node): Use process flag.
25593 (cgraph_mark_functions_to_output): Likewise.
25594 (cgraph_expand_function): Likewise.
25595 (cgraph_expand_all_functions): Likewise.
25596 (cgraph_output_in_order): Likewise.
25597 * dwarf2out.c (reference_to_unused): Likewise.
25598 * passes.c do_per_function_toporder): Likewise.
25600 2009-03-28 Jan Hubicka <jh@suse.cz>
25602 Bring from lto-branch:
25604 2008-09-03 Doug Kwan <dougkwan@google.com>
25606 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25607 enums instead of reason strings.
25608 * cgraph.c (cgraph_create_edge): Same.
25609 (cgraph_inline_failed_string): New function.
25610 * cgraph.h (cgraph_inline_failed_t): New enum type.
25611 (cgraph_inline_failed_string): New prototype.
25612 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25613 char pointer to cgraph_inline_failed_t.
25614 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25615 (cgraph_default_inline_p): Ditto.
25616 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25617 to cgraph_inline_failed_t pointer.
25618 * cif-code.def: New file.
25619 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25621 (cgraph_check_inline_limits): Change type of REASON to pointer to
25622 cgraph_inline_failed_t. Replace reason strings with enums.
25623 (cgraph_default_inline_p): Ditto.
25624 (cgraph_recursive_inlining_p): Ditto.
25625 (update_caller_keys): Change type of FAILED_REASON to
25626 cgraph_inline_failed_t.
25627 (cgraph_set_inline_failed): Change type of REASON to pointer to
25628 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25629 convert enums to strings for text output.
25630 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25631 to be of type cgraph_inline_failed_t. Replace reason strings with
25632 enums. Call cgraph_inline_failed_string to covert enums
25633 to strings for text output.
25634 (cgraph_decide_inlining): Replace reason strings with enums.
25635 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25636 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25638 * tree-inline.c (expand_call_inline): Change type of REASON
25639 to cgraph_inline_failed_t. Replace reason strings with enums.
25640 Call cgraph_inline_failed_string for text output.
25641 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25644 2009-03-28 Jan Hubicka <jh@suse.cz>
25646 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25647 cgraph_clone_node): Remove master clone handling.
25648 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25649 * cgraph.h (master_clone): Remove.
25650 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25651 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25652 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25654 2009-03-28 Jan Hubicka <jh@suse.cz>
25656 * cgraph.c (cgraph_function_body_availability): Functions declared
25657 inline are always safe to assume that it is not going to be replaced.
25659 2009-03-28 Richard Guenther <rguenther@suse.de>
25661 PR tree-optimization/38513
25662 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25663 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25664 EXC_PTR_EXPR and FILTER_EXPR.
25665 (get_ref_from_reference_ops): Likewise.
25667 2009-03-28 Richard Guenther <rguenther@suse.de>
25669 PR tree-optimization/38968
25670 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25671 Use FLOOR_MOD_EXPR to compute misalignment.
25673 2009-03-28 Richard Guenther <rguenther@suse.de>
25675 PR tree-optimization/37795
25676 * tree.h (combine_comparisons): Declare.
25677 * fold-const.c (combine_comparisons): Export.
25678 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25680 (ifcombine_iforif): Use combine_comparisons.
25682 2009-03-28 Jan Hubicka <jh@suse.cz>
25684 * tree-eh.c (inlinable_call_p): New function.
25685 (make_eh_edges): Use it.
25686 (verify_eh_edges): Use it.
25687 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25688 * except.c (reachable_next_level): Add inlinable_function argument
25689 (sjlj_find_directly_reachable_regions): Update.
25690 (add_reachable_handler): Do not set saw_any_handlers.
25691 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25692 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25693 Add new inlinable call parameter.
25694 (can_throw_internal, can_throw_external): Update.
25695 * except.h (can_throw_internal_1, can_throw_external_1,
25696 foreach_reachable_handler): Update declaration.
25698 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25700 * config/arm/t-arm-coff, config/h8300/coff.h,
25701 config/i386/i386-aout.h, config/i386/i386-coff.h,
25702 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25703 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25704 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25705 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25706 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25707 sys-types.h: Remove.
25708 * Makefile.in: Remove protoize and fixproto support and references
25710 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25711 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25713 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25714 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25715 unprotoize$(exeext).
25716 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25717 (.PHONY): Don't depend on proto.
25718 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25719 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25720 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25721 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25722 build/gen-protos.o, build/scan.o, xsys-protos.h,
25723 build/fix-header$(build_exeext), build/fix-header.o,
25724 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25725 stmp-install-fixproto): Remove.
25726 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25727 SYSCALLS.c or fixproto files.
25728 (install-common): Don't install protoize.
25729 (install-headers-tar, install-headers-cpio, install-headers-cp):
25730 Don't depend on $(STMP_FIXPROTO).
25731 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25732 install fixproto files or write out fixproto settings.
25733 (uninstall): Don't uninstall protoize.
25734 * config.gcc (use_fixproto): Remove.
25735 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25736 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25737 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25738 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25739 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25740 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25741 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25742 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25743 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25744 * config/t-vxworks (STMP_FIXPROTO): Remove.
25745 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25746 STMP_FIXPROTO): Remove.
25747 * config.in, configure: Regenerate.
25748 * crtstuff.c (gid_t, uid_t): Don't undefine.
25749 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25750 (arm-*-coff, arm-*-aout: Remove target entries.
25751 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25752 Remove mention of AIX 4.1.
25753 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25754 * doc/invoke.texi (Running Protoize): Remove.
25755 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25756 (Protoize Caveats): Remove.
25757 * tsystem.h: Update comments on headers assumed to exist.
25759 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25761 * genautomata.c: Add a new year to the copyright. Add a new
25763 (struct insn_reserv_decl): Add comments for member bypass_list.
25764 (find_bypass): Remove.
25765 (insert_bypass): New.
25766 (process_decls): Use insert_bypass.
25767 (output_internal_insn_latency_func): Output all bypasses with the
25768 same input insn in one switch case.
25770 * rtl.def (define_bypass): Describe bypass choice.
25771 * doc/md.texi (define_bypass): Ditto.
25773 2009-03-27 Richard Guenther <rguenther@suse.de>
25775 * gimplify.c (mark_addressable): Export.
25776 * tree-flow.h (mark_addressable): Declare.
25777 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25778 * tree-ssa.c (verify_phi_args): Verify that address taken
25779 variables have TREE_ADDRESSABLE set.
25781 2009-03-27 Richard Guenther <rguenther@suse.de>
25783 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25784 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25785 Do not mark decls TREE_ADDRESSABLE.
25786 (build_fold_addr_expr): Adjust.
25787 (fold_addr_expr): Remove.
25788 (fold_unary): Use build_fold_addr_expr.
25789 (fold_comparison): Likewise.
25790 (split_address_to_core_and_offset): Likewise.
25791 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25793 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25794 (gimplify_modify_expr_to_memcpy): Mark source and destination
25796 * omp-low.c (create_omp_child_function): Mark the object decl
25798 (lower_rec_input_clauses): Mark the var we take the address of
25800 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25802 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25804 PR middle-end/39315
25805 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25806 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25808 2009-03-27 Richard Guenther <rguenther@suse.de>
25810 PR tree-optimization/39120
25811 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25813 (handle_lhs_call): Process return constraints. Add escape
25814 constraints if necessary.
25815 (handle_const_call): Fill out return constraints. Make nested
25816 case more precise. Avoid consttmp if possible.
25817 (handle_pure_call): Fill out return constraints. Avoid
25818 callused if possible.
25819 (find_func_aliases): Simplify call handling.
25821 2009-03-27 Richard Guenther <rguenther@suse.de>
25823 PR tree-optimization/39120
25824 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25825 as a representative.
25826 (solve_graph): Do propagate CALLUSED.
25827 (handle_pure_call): Use a scalar constraint from CALLUSED for
25829 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25832 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25835 * c-common.c (handle_aligned_attribute): Properly check alignment
25836 overflow. Use (1U << i) instead of (1 << i).
25838 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25840 * expr.h (get_mem_align_offset): Updated.
25842 * tree.h (tree_decl_common): Change align to "unsigned int" and
25843 move it before pointer_alias_set.
25845 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25846 Jakub Jelinek <jakub@redhat.com>
25849 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25850 gr_register_operand with gr_reg_or_0_operand.
25851 (cmpxchg_rel_di): Likewise.
25852 (sync_lock_test_and_set<mode>): Likewise.
25854 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25856 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25857 (true_regnum): Likewise.
25859 * rtlanal.c (subreg_info): Moved to ...
25860 * rtl.h (subreg_info): Here. New.
25861 (subreg_get_info): New.
25863 * rtlanal.c (subreg_get_info): Make it extern.
25865 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25868 * config/i386/i386.c (ix86_abi): New.
25869 (override_options): Handle -mabi=.
25870 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25871 (ix86_call_abi_override): Likewise.
25872 (init_cumulative_args): Likewise.
25873 (function_arg_advance): Likewise.
25874 (function_arg_64): Likewise.
25875 (function_arg): Likewise.
25876 (ix86_pass_by_reference): Likewise.
25877 (ix86_function_value_regno_p): Likewise.
25878 (ix86_build_builtin_va_list_abi): Likewise.
25879 (setup_incoming_varargs_64): Likewise.
25880 (is_va_list_char_pointer): Likewise.
25881 (ix86_init_machine_status): Likewise.
25882 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25883 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25884 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25885 (ix86_function_abi): Make it static and return enum calling_abi.
25886 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25888 (ix86_fn_abi_va_list): Updated.
25890 * config/i386/i386.h (ix86_abi): New.
25891 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25892 (CONDITIONAL_REGISTER_USAGE): Likewise.
25893 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25894 (machine_function): Likewise.
25896 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25898 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25899 (STACK_BOUNDARY): Likewise.
25900 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25902 * config/i386/i386.opt (mabi=): New.
25904 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25905 return enum calling_abi.
25906 (ix86_function_type_abi): Likewise.
25907 (ix86_function_abi): Removed.
25909 * doc/invoke.texi: Document -mabi= option for x86.
25911 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25913 * builtins.c (real_dconstp): Delete.
25914 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25916 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25917 Jakub Jelinek <jakub@redhat.com>
25920 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25921 (gen_subprogram_die): When a function is explicit, generate the
25922 DW_AT_explicit attribute.
25923 * langhooks.h (struct lang_hooks_for_decls): Add
25924 function_decl_explicit_p langhook.
25925 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25926 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25928 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25930 * builtins.c (fold_builtin_memory_op): Optimize memmove
25931 into memcpy if we can prove source and destination don't overlap.
25933 * tree-inline.c: Include gt-tree-inline.h.
25934 (clone_fn_id_num): New variable.
25935 (clone_function_name): New function.
25936 (tree_function_versioning): Use it.
25937 * Makefile.in (GTFILES): Add tree-inline.c.
25939 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25941 * BASE-VER: Change to 4.5.0.
25943 2009-03-27 Xinliang David Li <davidxl@google.com>
25945 PR tree-optimization/39557
25946 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25948 2009-03-27 Xinliang David Li <davidxl@google.com>
25950 PR tree-optimization/39548
25951 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25954 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25956 * c-common.c (pointer_int_sum): Use %wd on return from
25959 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25961 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25962 on return from tree_low_cst.
25964 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25967 * ginclude/stdarg.h (va_copy): Define also for
25968 __GXX_EXPERIMENTAL_CXX0X__.
25970 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25973 * builtins.h (c_strlen): Do not warn here.
25974 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25975 * c-common.c (pointer_int_sum): Take an explicit location.
25976 Warn about offsets out of bounds.
25977 * c-common.h (pointer_int_sum): Adjust declaration.
25979 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25981 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25984 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25987 * opts.c (warn_if_disallowed_function_p): Don't assume
25988 get_callee_fndecl must return non-NULL.
25990 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25992 PR rtl-optimization/39522
25993 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25994 when reg_reloaded_valid is set.
25996 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25998 * config/spu/divv2df3.c: New file.
25999 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26000 (DPBIT_FUNCS): Filter out _div_df.
26002 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26004 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26005 a jump insn, count that jump in the distance to the loop start.
26007 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26010 * config/sh/sh.c (calc_live_regs): Fix condition for global
26011 registers except PIC_OFFSET_TABLE_REGNUM.
26013 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26016 * doc/invoke.texi (-mconsole): New.
26018 (-mno-cygwin): New.
26020 (-mnop-fun-dllimport): New.
26024 (sub section "i386 and x86-64 Windows Options"): New.
26026 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26028 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26029 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26031 2009-03-25 Richard Guenther <rguenther@suse.de>
26033 PR middle-end/39497
26034 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26037 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26039 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26040 neither of haifa/selective schedulers are working.
26042 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26044 * doc/invoke.texi (Debugging Options): Fix description of
26045 -fno-merge-debug-strings.
26047 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26049 * config/cris/libgcc.ver: New version-script.
26050 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26052 * configure.ac <GAS features, nop mnemonic>: Add pattern
26053 crisv32-*-* for "nop".
26054 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26055 * configure: Regenerate.
26057 2009-03-24 Ira Rosen <irar@il.ibm.com>
26059 PR tree-optimization/39529
26060 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26061 mark_sym_for_renaming for the tag copied to the new vector
26064 2009-03-24 Arthur Loiret <aloiret@debian.org>
26066 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26067 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26068 EXTRA_SPEC_FUNCTIONS.
26069 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26070 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26071 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26072 -march and -mtune options.
26074 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26076 * config/m68k/t-rtems: Add m5329 multilib.
26078 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26079 Jakub Jelinek <jakub@redhat.com>
26082 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26085 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26088 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26089 instead of c_parser_expression_conv, if original_code isn't one of the
26090 4 allowed comparison codes, fail.
26092 2009-03-23 Richard Guenther <rguenther@suse.de>
26094 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26095 * tree.h (struct tree_type): Likewise.
26096 * reload.h (struct insn_chain): Likewise.
26097 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26098 * function.h (struct function): Likewise.
26099 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26101 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26103 PR tree-optimization/39516
26104 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26106 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26108 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26109 should be set true if BITS_PER_WORD of target is bigger than 32
26111 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26113 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26114 Translate -B-options to -rpath-link. Correct existing
26115 rpath-link and conditionalize on !nostdlib.
26117 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26119 * doc/extend.texi (Function Attributes, Variable Attributes):
26121 * doc/invoke.texi (Debugging Options, Optimize Options)
26122 (i386 and x86-64 Options, MCore Options): Likewise.
26124 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26127 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26128 it for block local namespace aliases.
26129 (gen_decl_die): Pass context_die to gen_namespace_die.
26131 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26134 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26135 minimum or maximum value.
26137 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26139 * reginfo.c (globalize_reg): Recompute derived reg sets.
26141 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26144 * libgcc2.c (mprotect): Do not use signed arguments for
26145 VirtualProtect, use DWORD arguments. Also fix the 'may
26146 be used uninitialized' warning for the np variable.
26148 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26151 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26152 functions using regparm calling conventions when not optimizing.
26153 (ix86_function_sseregparm): Similarly for sseregparm calling
26156 2009-03-19 Li Feng <nemokingdom@gmail.com>
26158 PR middle-end/39500
26159 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26160 dependence if the first conflict is after niter iterations.
26162 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26164 PR middle-end/38609
26165 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26166 functions with dynamic stack-pointer adjustments.
26168 2009-03-19 Ben Elliston <bje@au.ibm.com>
26170 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26171 option; change to -msdata=data.
26173 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26175 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26178 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26181 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26183 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26185 * doc/invoke.texi (Code Gen Options): Expand discussion of
26188 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26190 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26191 * matrix-reorg.c (struct matrix_info): Likewise.
26192 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26193 * rtl.h (struct mem_attrs): Likewise.
26194 * df.h (struct df): Likewise.
26195 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26196 * ira-int.h (struct ira_allocno): Likewise.
26197 * df-scan.c (struct df_collection_rec): Likewise.
26198 * ira.c (struct equivalence): Likewise.
26199 * function.c (struct temp_slot): Likewise.
26200 * cfgloop.h (struct loop): Likewise.
26203 * function.c (use_register_for_decl): When not optimizing, disregard
26204 register keyword for variables with types containing methods.
26206 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26208 PR middle-end/39447
26209 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26210 (is_simple_operand): Call contains_component_ref_p before calling data
26211 reference analysis that would fail on COMPONENT_REFs.
26213 * tree-vrp.c (search_for_addr_array): Fix formatting.
26215 2009-03-18 Richard Guenther <rguenther@suse.de>
26217 * tree-vect-transform.c (vect_loop_versioning): Fold the
26218 generated comparisons.
26219 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26220 (slpeel_tree_peel_loop_to_edge): Likewise.
26222 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26224 PR middle-end/37805
26225 * opts.c (print_specific_help): In addition to `undocumented',
26226 accept `separate' and `joined' flags if passed alone. Describe
26227 output by the first matched one of those.
26228 (common_handle_option): Skip over empty strings.
26229 * gcc.c (display_help): Fix help string for `--help='.
26230 * doc/invoke.texi (Option Summary, Overall Options): With
26231 `--help=', classes and qualifiers can both be repeated, but
26232 only the latter can be negated. One should not pass only
26233 negated qualifiers. Fix markup and examples.
26236 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26237 PR middle-end/37805
26238 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26239 and -fhelp=separate.
26241 2009-03-17 Jing Yu <jingyu@google.com>
26243 PR middle-end/39378
26244 * function.h (struct rtl_data): Move is_thunk from here...
26245 (struct function): ...to here.
26246 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26247 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26249 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26251 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26252 (alpha_output_function_end_prologue): Likewise.
26253 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26254 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26255 (rs6000_output_function_epilogue): Likewise.
26256 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26258 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26261 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26262 from different units in a single alternative.
26263 (*truncdfsf_i387): Ditto.
26264 (*truncxfsf2_mixed): Ditto.
26265 (*truncxfdf2_mixed): Ditto.
26267 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26269 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26270 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26273 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26274 unused non-artificial variables when not optimizing.
26277 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26278 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26279 NAMESPACE_DECL in its DECL_INITIAL.
26281 PR middle-end/39443
26282 * optabs.c (set_user_assembler_libfunc): New function.
26283 * expr.h (set_user_assembler_libfunc): New prototype.
26284 * c-common.c: Include libfuncs.h.
26285 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26286 for memcmp, memset, memcpy, memmove and abort.
26287 * Makefile.in (c-common.o): Depend on libfuncs.h.
26290 * dwarf2out.c (gen_inlined_enumeration_type_die,
26291 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26292 gen_tagged_type_instantiation_die): Removed.
26293 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26296 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26299 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26301 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26302 (check-parallel-%): Ditto.
26303 (check-consistency): Ditto.
26305 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26307 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26308 local variable rhs by NULL_TREE.
26310 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26313 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26315 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26318 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26320 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26323 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26324 for ms->sysv ABI calls only in 64bit mode.
26326 * config/i386/i386.md (untyped_call): Support 32bit.
26328 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26330 * doc/extend.texi: Replace x86_65 with x86_64.
26332 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26334 PR tree-optimization/39455
26335 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26336 mismatches for POINTER_TYPE_P (type).
26337 (number_of_iterations_le): Likewise.
26339 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26341 * config/picochip/picochip.c: Removed profiling support.
26342 * config/picochip/picochip.md: Removed profiling instruction.
26343 * config/picochip/picochip.h: Removed profiling builtin.
26345 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26347 * doc/install.texi (--with-host-libstdcxx): Document.
26349 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26352 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26353 generate a warning if the function name does not begin with
26354 "__vector" and the function has either the 'signal' or 'interrupt'
26355 attribute, from here to ...
26356 (avr_declare_function_name): ...here. New function.
26357 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26358 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26360 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26363 * cse.c (fold_rtx): Don't modify original const_arg1 when
26364 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26365 separate variable instead.
26366 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26367 from out of range shift counts.
26368 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26370 2009-03-13 Catherine Moore <clm@codesourcery.com>
26372 * config/i386/x-mingw32 (host-mingw32.o): Replace
26373 diagnostic.h with $(DIAGNOSTIC_H).
26375 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26378 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26380 * config/i386/sync.md (sync_compare_and_swap<mode>,
26381 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26382 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26384 (sync_double_compare_and_swapdi_pic,
26385 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26386 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26388 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26391 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26393 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26396 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26397 (avx_addsubv4df3): Likewise.
26398 (*avx_addsubv4sf3): Likewise.
26399 (sse3_addsubv4sf3): Likewise.
26401 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26404 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26406 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26409 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26410 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26411 registers for allocnos created from user-defined variables.
26413 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26416 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26417 of non-integer mode as well.
26419 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26421 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26422 for functions for which the parameter types are unknown.
26424 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26427 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26428 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26429 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26430 * config/i386/i386.c (ix86_local_alignment): For
26431 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26432 long long variables on the stack to avoid dynamic realignment.
26433 Allow the first argument to be a decl rather than type.
26434 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26436 2009-03-11 Nick Clifton <nickc@redhat.com>
26439 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26441 Add description to mno-lsim option.
26442 * config/mcore/mcore.h: Remove comment about deprecated m4align
26444 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26445 * doc/invoke.texi: Add description of mno-lsim and
26446 mstack-increment options.
26448 * config/fr30/fr30.opt: Document the -mno-lsim option.
26449 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26450 and -mno-lsim options.
26452 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26454 * fold-const.c (fold_comparison): Only call fold_inf_compare
26455 if the mode supports infinities.
26457 2009-03-11 Jason Merrill <jason@redhat.com>
26460 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26461 end already did. Notice GIMPLE_CALL modifications of the result.
26462 Don't copy debug information from an ignored decl or a decl from
26465 2009-03-10 Richard Guenther <rguenther@suse.de>
26466 Nathan Froyd <froydnj@codesourcery.com>
26468 PR middle-end/37850
26469 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26470 (__divMODE3): Likewise.
26472 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26474 PR tree-optimization/39394
26475 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26476 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26478 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26480 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26481 inline asms for register asm ("") declarations.
26483 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26485 * fold-const.c (fold_unary): Fix comment.
26487 2009-03-07 Jan Hubicka <jh@suse.cz>
26490 * tree-inline.c (setup_one_parameter): Do replacement of const
26491 argument by constant in SSA form.
26493 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26495 PR middle-end/38028
26496 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26497 determine alignment passed to assign_stack_local.
26498 (assign_parms_unsplit_complex): Likewise.
26499 * except.c (sjlj_build_landing_pads): Likewise.
26501 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26503 PR middle-end/39360
26504 * tree-flow.h (add_referenced_var): Return bool instead of void.
26505 * tree-dfa.c (add_referenced_var): Return result of
26506 referenced_var_check_and_insert call.
26507 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26508 of referenced_var_check_and_insert.
26511 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26512 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26513 DIE, don't emit it if abstract origin already has it.
26514 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26515 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26517 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26519 * genpreds.c (needs_variable): Fix parentheses at variable name
26521 (write_tm_constrs_h): Indent generated code.
26523 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26525 * doc/extend.texi (Function Attributes): Add documentation
26526 for isr attributes.
26528 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26531 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26532 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26534 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26536 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26539 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26542 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26543 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26545 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26547 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26548 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26549 constants instead of magic numbers.
26550 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26552 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26553 (x86_64_ms_abi_int_parameter_registers): Ditto.
26554 (x86_64_int_return_registers): Ditto.
26555 (ix86_maybe_switch_abi): Ditto.
26556 (ix86_expand_call): Ditto for clobbered_registers array.
26557 (ix86_hard_regno_mode_ok): Ditto.
26558 (x86_extended_QIreg_mentioned_p): Ditto.
26560 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26562 PR tree-optimization/39349
26563 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26565 * combine.c (gen_lowpart_for_combine): Use omode when generating
26568 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26570 PR rtl-optimization/39235
26571 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26573 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26575 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26577 2009-03-04 Richard Guenther <rguenther@suse.de>
26579 PR tree-optimization/39362
26580 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26581 that occur in abnormal PHIs should be varying.
26583 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26585 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26587 (simple_iv): Take loop as an argument instead of statement.
26588 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26589 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26591 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26593 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26594 * matrix-reorg.c (analyze_transpose): Ditto.
26595 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26596 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26597 * tree-predcom.c (ref_at_iteration): Ditto.
26598 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26600 2009-03-04 Richard Guenther <rguenther@suse.de>
26602 PR tree-optimization/39358
26603 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26604 escaped_id and callused_id.
26605 (solve_graph): Likewise.
26607 2009-03-04 Richard Guenther <rguenther@suse.de>
26609 PR tree-optimization/39339
26610 * tree-sra.c (try_instantiate_multiple_fields): Make it
26611 no longer ICE on the above.
26613 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26615 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26616 that fits within Pmode.
26618 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26620 PR middle-end/10109
26621 * tm.texi (LIBCALL_VALUE): Update description.
26623 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26625 PR middle-end/34443
26626 * doc/extend.texi (section): Update description.
26628 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26630 PR middle-end/39345
26631 * tree-inline.c (remapped_type): New.
26632 (can_be_nonlocal): Call remapped_type instead of remap_type.
26634 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26637 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26638 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26640 2009-03-03 Richard Guenther <rguenther@suse.de>
26642 PR middle-end/39272
26643 * tree.c (tree_nonartificial_location): New function.
26644 * tree.h (tree_nonartificial_location): Declare.
26645 * builtins.c (expand_builtin_memory_chk): Provide location
26646 of the call location for artificial function pieces.
26647 (maybe_emit_chk_warning): Likewise.
26648 (maybe_emit_sprintf_chk_warning): Likewise.
26649 (maybe_emit_free_warning): Likewise.
26650 * expr.c (expand_expr_real_1): Likewise.
26652 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26654 PR tree-optimization/39343
26655 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26656 COMPONENT_REF t has ARRAY_TYPE.
26658 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26660 PR middle-end/39335
26661 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26662 when the type precision of the induction variable should be
26663 larger than the type precision of nit.
26664 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26665 * graphite.c (graphite_loop_normal_form): Same.
26666 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26668 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26670 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26671 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26672 numbers to describe clobbered registers.
26673 (*call_value_0_rex64_ms_sysv): Ditto.
26674 * config/i386/mmx.md (mmx_emms): Ditto.
26675 (mmx_femms): Ditto.
26677 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26679 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26682 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26684 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26685 (spu_section_type_flags): New function.
26687 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26689 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26690 reg_class_contents of FLOAT_REGS into a temporary.
26692 2009-03-02 Richard Guenther <rguenther@suse.de>
26693 Ira Rosen <irar@il.ibm.com>
26695 PR tree-optimization/39318
26696 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26697 information to the vectorized statement.
26699 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26701 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26702 variable. Use defined names instead of magic constants for REX SSE
26705 2009-03-01 Richard Guenther <rguenther@suse.de>
26707 PR tree-optimization/39331
26708 * omp-low.c (lower_send_shared_vars): Do not receive new
26709 values for the reference of DECL_BY_REFERENCE parms or results.
26711 2009-03-01 Jan Hubicka <jh@suse.cz>
26714 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26715 BLOCK_NONLOCALIZED_VAR): New macros.
26716 (tree_block): Add nonlocalized_vars.
26717 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26718 gen_decl_die): Add origin argument. Allow generation of die with
26719 origin at hand only.
26720 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26721 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26723 (gen_block_die): Fix checking for unused blocks.
26724 (process_scope_var): Break out from .... ; work with origins only.
26725 (decls_for_scope) ... here; process nonlocalized list.
26726 (dwarf2out_ignore_block): Look for nonlocalized vars.
26727 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26729 (dump_scope_block): Dump them.
26730 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26731 (remap_block): Likewise.
26732 (can_be_nonlocal): New predicate.
26733 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26735 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26737 * configure: Regenerate.
26739 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26741 * optc-gen.awk: No need to duplicate option flags twice.
26742 Reuse help texts for duplicate options which do not have any.
26744 * gcc.c (display_help): Document --version.
26746 * gcc.c (main): If print_help_list and verbose_flag, ensure
26747 driver output comes before subprocess output.
26749 * optc-gen.awk: Assign all remaining fields to help string,
26750 space-separated, for multi-line help in *.opt.
26752 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26753 -Wno-pedantic-ms-format is for MinGW targets only.
26755 * doc/options.texi (Option file format): Fix bad indentation,
26756 restoring dropped sentence.
26758 2009-02-28 Jan Hubicka <jh@suse.cz>
26760 * tree-inline.c (tree_function_versioning): Output debug info.
26762 2009-02-28 Jan Hubicka <jh@suse.cz>
26765 * tree-inline.c (setup_one_parameter): Do not copy propagate
26766 arguments when not optimizing.
26768 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26771 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26772 (avx_addsubv4df3): Likewise.
26773 (*avx_addsubv4sf3): Likewise.
26774 (sse3_addsubv4sf3): Likewise.
26775 (*avx_addsubv2df3): Likewise.
26776 (sse3_addsubv2df3): Likewise.
26777 (avx_unpckhps256): Correct item selectors.
26778 (avx_unpcklps256): Likewise.
26779 (avx_unpckhpd256): Likewise.
26780 (avx_unpcklpd256): Likewise.
26782 2009-02-28 Jan Hubicka <jh@suse.cz>
26784 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26786 (copy_arguments_for_versioning): If var is declared don't declare it.
26787 (tree_function_versioning): First setup substitutions and then copy
26790 2009-02-27 Jan Hubicka <jh@suse.cz>
26793 * cgraph.h (varpool_output_debug_info): Remove.
26794 * cgraphunit.c (varpool_output_debug_info): Remove.
26795 * dwarf2out.c (deferred_locations_struct): New struct
26796 (deferred_locations): New type.
26797 (deferred_locations_list): New static var.
26798 (deffer_location): New function.
26799 (gen_variable_die): Use it.
26800 (decls_for_scope): Output info on local static vars.
26801 (dwarf2out_finish): Process deferred locations.
26802 * varpool.c (varpool_output_debug_info): Remove.
26804 2009-02-27 Jan Hubicka <jh@suse.cz>
26807 * tree.h (TREE_PROTECTED): Fix comment.
26808 (BLOCK_HANDLER_BLOCK): Remove.
26809 (struct tree_block): Remove handler_block add body_block.
26810 (inlined_function_outer_scope_p): New.
26811 (is_body_block): Remove.
26812 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26813 * dwarf2out.c (is_inlined_entry_point): Remove.
26814 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26815 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26817 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26818 * gimplify.c (gimplify_expr): Gimplify body blocks.
26819 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26820 block with multiple subblocks.
26821 (dump_scope_block): Prettier output; dump more flags and info.
26822 (dump_scope_blocks): New.
26823 (remove_unused_locals): Use dump_scope_blocks.
26824 * tree-flow.h (dump_scope_blocks): Declare.
26825 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26826 * stmt.c (is_body_block): Remove.
26827 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26828 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26830 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26832 PR middle-end/39308
26833 * graphite.c (graphite_loop_normal_form): Do not call
26834 number_of_iterations_exit from a gcc_assert.
26836 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26838 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26839 jumps if COND is NULL.
26840 (find_cond_jump): New function.
26841 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26842 * config/s390/s390.md: Remove z10_cobra attribute value.
26844 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26846 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26847 force_const_mem returns NULL_RTX.
26849 2009-02-26 Jan Hubicka <jh@suse.cz>
26852 * cgraph.h (varpool_output_debug_info): Remove.
26853 * cgraphunit.c (varpool_output_debug_info): Remove.
26854 * dwarf2out.c (deferred_locations_struct): New struct
26855 (deferred_locations): New type.
26856 (deferred_locations_list): New static var.
26857 (deffer_location): New function.
26858 (gen_variable_die): Use it.
26859 (decls_for_scope): Output info on local static vars.
26860 (dwarf2out_finish): Process deferred locations.
26861 * varpool.c (varpool_output_debug_info): Remove.
26863 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26865 PR rtl-optimization/39241
26866 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26867 to subreg_offset_representable_p.
26869 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26871 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26872 execute function prototype. Get f and nregs from max_reg_num
26873 and get_insns. Remove the first backward pass as it's dead,
26874 guard the forward pass by flag_expensive_optimizations.
26875 (rest_of_handle_regmove): Delete.
26876 (pass_regmove): Replace it with regmove_optimize.
26878 2009-02-25 Martin Jambor <mjambor@suse.cz>
26880 PR tree-optimization/39259
26881 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26882 calls_alloca function flags.
26883 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26884 calls are detected.
26886 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26888 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26889 flags_set_1_rtx, flags_set_1_set): Delete.
26890 (regmove_optimize): Do not call mark_flags_life_zones.
26892 2009-02-24 Julian Brown <julian@codesourcery.com>
26895 * config/arm/arm.c (require_pic_register): Only set
26896 cfun->machine->pic_reg once per function.
26898 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26900 * doc/invoke.texi (Link Options): Document an easier way to pass
26901 options that take arguments to the GNU linker using -Xlinker and -Wl.
26903 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26906 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26908 2009-02-24 Richard Guenther <rguenther@suse.de>
26911 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26913 2009-02-24 Richard Guenther <rguenther@suse.de>
26914 Zdenek Dvorak <ook@ucw.cz>
26916 PR tree-optimization/39233
26917 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26918 from converting them to a generic type.
26920 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26922 PR tree-optimization/39260
26923 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26924 contains a condition with a real type.
26925 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26927 2009-02-23 Jason Merrill <jason@redhat.com>
26930 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26931 narrowing_initializer_constant_valid_p.
26932 (narrowing_initializer_constant_valid_p): Don't return
26933 null_pointer_node for adding a pointer to itself.
26935 2009-02-23 Jan Hubicka <jh@suse.cz>
26938 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26941 2009-02-23 Jan Hubicka <jh@suse.cz>
26943 PR tree-optimization/37709
26944 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26945 * tree.h (block_ultimate_origin): Declare.
26946 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26947 * tree-ssa-live.c (remove_unused_scope_block_p):
26948 Eliminate blocks containig no instructions nor live variables nor
26950 (dump_scope_block): New function.
26951 (remove_unused_locals): Enable removal of dead blocks by default;
26952 enable dumping at TDF_DETAILS.
26954 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26956 * config/i386/i386.c (classify_argument): Don't allow COImode
26958 (function_arg_advance_32): Don't allow OImode.
26959 (function_arg_32): Likewise.
26960 (function_value_32): Likewise.
26961 (return_in_memory_32): Likewise.
26962 (function_arg_64): Remove OImode comment.
26964 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26967 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26968 ix86_expand_vector_set for V4DImode in 64bit mode only.
26969 (ix86_expand_vector_init_one_var): Likewise.
26971 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26973 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26975 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26978 * loop-iv.c: Revert last change.
26979 * emit-rtl.c: Likewise.
26981 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26984 * config/i386/i386.c (type_natural_mode): Remove an extra
26985 space in the warning message.
26986 (function_value_32): Handle 32-byte vector modes.
26987 (return_in_memory_32): Likewise.
26989 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26991 * loop-iv.c (truncate_value): New function.
26992 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26994 (lowpart_subreg): Move to...
26995 * emit-rtl.c: ...here.
26997 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26999 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27000 accidental and undocumented change at revision 140860.
27002 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27004 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27005 take gimple_seq * arguments.
27006 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27007 types_compatible_p langhook.
27009 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27010 Joseph Myers <joseph@codesourcery.com>
27012 * config/arm/arm.c (arm_builtin_va_list): New function.
27013 (arm_expand_builtin_va_start): Likewise.
27014 (arm_gimplify_va_arg_expr): Likewise.
27015 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27016 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27017 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27018 (va_list_type): New variable.
27019 (arm_mangle_type): Mangle va_list_type appropriately.
27021 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27023 PR middle-end/39157
27024 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27025 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27026 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27027 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27028 parameter to 1000 for -O1 by default.
27029 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27031 * loop-invariant.c: Include params.h.
27032 (move_loop_invariants): Don't call move_single_loop_invariants on
27035 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27037 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27038 offset when calculating bounds for indexing stack_usage_map. Fixes
27039 a buffer overflow with certain target setups.
27041 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27044 * calls.c (expand_call): Clear try_tail_call if caller and callee
27045 disagree in promotion of function return value.
27047 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27050 * c-common.c (c_determine_visibility): If visibility changed and
27051 DECL_RTL has been already set, call make_decl_rtl to update symbol
27054 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27057 * varasm.c (assemble_variable): Don't check DECL_NAME when
27058 globalizing a variable.
27060 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27063 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27064 expression before any __builtin_trap call.
27065 * c-typeck.c (build_function_call): Convert and check function
27066 arguments before generating a call to a trap. Evaluate the
27067 function arguments before the trap.
27069 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27072 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27073 (UNSPEC_FXAM_MEM): New unspec.
27074 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27075 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27076 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27078 2009-02-19 Richard Guenther <rguenther@suse.de>
27080 PR tree-optimization/39207
27081 PR tree-optimization/39074
27082 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27083 storedanything_tree): New.
27084 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27085 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27086 (build_succ_graph): Add edges from STOREDANYTHING to all
27088 (init_base_vars): Initialize STOREDANYTHING.
27089 (compute_points_to_sets): Free substitution info after
27090 building the succ graph.
27091 (ipa_pta_execute): Likewise.
27093 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27095 (do_ds_constraint): Do not add to special var or non-pointer
27097 (type_could_have_pointers): Split out from ...
27098 (could_have_pointers): ... here. For arrays use the element type.
27099 (create_variable_info_for): Initialize may_have_pointers.
27100 (new_var_info): Likewise.
27101 (handle_lhs_call): Make the HEAP variable unknown-sized.
27102 (intra_create_variable_infos): Use a type with pointers for
27103 PARM_NOALIAS, make it unknown-sized.
27105 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27108 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27110 2009-02-18 Jason Merrill <jason@redhat.com>
27113 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27114 value if DECL_EXTERNAL.
27115 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27116 * target.h (gcc_target::binds_local_p): Clarify "module".
27117 * tree.h (TREE_PUBLIC): Clarify "module".
27119 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27122 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27123 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27125 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27128 * c.opt (Wabi): Support C and ObjC.
27131 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27133 * config/i386/i386.c (classify_argument): Warn once about the ABI
27134 change when passing union with long double.
27136 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27138 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27141 * c-parser.c (c_parser_compound_statement): Always enter and leave
27144 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27147 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27149 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27151 PR tree-optimization/36922
27152 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27153 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27156 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27158 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27161 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27163 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27165 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27167 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27170 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27171 Richard Sandiford <rdsandiford@googlemail.com>
27173 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27174 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27175 (loongson_biadd): ...this.
27177 2009-02-17 Richard Guenther <rguenther@suse.de>
27179 PR tree-optimization/39202
27180 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27181 a var make sure to follow existing collapses.
27183 2009-02-17 Richard Guenther <rguenther@suse.de>
27185 PR middle-end/39214
27186 * langhooks.c (lhd_print_error_function): Check for NULL block.
27188 2009-02-17 Richard Guenther <rguenther@suse.de>
27190 PR tree-optimization/39204
27191 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27194 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27196 * config/soft-fp/double.h: Update from glibc CVS.
27198 2009-02-17 Richard Guenther <rguenther@suse.de>
27200 PR tree-optimization/39207
27201 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27202 strict-aliasing warnings for pointers pointing to NULL.
27204 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27207 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27208 skipping until next close brace.
27210 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27213 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27214 to function argument boundary.
27216 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27218 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27219 in the lea_add. Reload eventually constraints it properly.
27220 * config/picochip/constraints.md: Remove the target constraint
27221 "b", since it is not needed anymore.
27223 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27225 * gthr-dce.h: Uglify function parameter and local variable names.
27226 * gthr-gnat.h: Likewise.
27227 * gthr-mipssde.h: Likewise.
27228 * gthr-nks.h: Likewise.
27229 * gthr-posix95.h: Likewise.
27230 * gthr-posix.h: Likewise.
27231 * gthr-rtems.h: Likewise.
27232 * gthr-single.h: Likewise.
27233 * gthr-solaris.h: Likewise.
27234 * gthr-tpf.h: Likewise.
27235 * gthr-vxworks.h: Likewise.
27236 * gthr-win32.h: Likewise.
27238 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27241 * config/i386/i386.md: Restrict the new peephole2 to move
27242 between MMX/SSE registers.
27244 2009-02-15 Richard Guenther <rguenther@suse.de>
27247 2009-02-13 Richard Guenther <rguenther@suse.de>
27249 * configure.ac: Enable LFS.
27250 * configure: Re-generate.
27251 * config.in: Likewise.
27253 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27255 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27256 spu_srqwbyte, spu_srqwbytebc): Define.
27257 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27258 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27259 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27260 "shrqby_<mode>"): New insn-and-split patterns.
27261 * config/spu/spu.c (expand_builtin_args): Determine and return
27262 number of operands using spu_builtin_description data.
27263 (spu_expand_builtin_1): Use it.
27265 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27268 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27271 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27274 * config/i386/i386.c (override_options): Correct warning
27275 messages for -malign-loops, -malign-jumps and -malign-functions.
27277 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27280 * config/i386/i386.md: Restrict the new peephole2 to move
27281 between the general purpose registers.
27283 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27286 * config/i386/i386.c (type_natural_mode): Add a new argument.
27287 Return the original mode and warn ABI change if vector size is 32byte.
27288 (function_arg_advance): Updated.
27289 (function_arg): Likewise.
27290 (ix86_function_value): Likewise.
27291 (ix86_return_in_memory): Likewise.
27292 (ix86_sol10_return_in_memory): Likewise.
27293 (ix86_gimplify_va_arg): Likewise.
27294 (function_arg_32): Don't warn ABX ABI change here.
27295 (function_arg_64): Likewise.
27297 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27299 * loop-iv.c (implies_p): In the final case, test that operands 0
27300 of the two comparisons match.
27302 * config/bfin/bfin.c (find_prev_insn_start): New function.
27303 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27304 (find_next_insn_start): Move.
27306 2009-02-13 Richard Guenther <rguenther@suse.de>
27308 * configure.ac: Enable LFS.
27309 * configure: Re-generate.
27310 * config.in: Likewise.
27312 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27315 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27316 sizes on syntax error after some arguments have been parsed.
27318 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27320 * doc/invoke.texi (-fira): Remove.
27322 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27324 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27325 * recog.c: Likewise.
27328 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27330 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27331 (umul_ppmm): Likewise.
27332 (count_leading_zeros): Likewise.
27333 (count_trailing_zeros): Likewise.
27334 (UMUL_TIME): Likewise.
27336 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27338 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27339 soft-fp/t-softfp to tmake_file.
27341 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27342 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27343 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27344 IA64_BUILTIN_INFQ]: New.
27345 (ia64_init_builtins): Initialize __builtin_infq,
27346 __builtin_fabsq and __builtin_copysignq if not HPUX.
27347 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27348 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27350 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27352 (__fixtfti): Likewise.
27353 (__fixunstfti): Likewise.
27354 (__floattitf): Likewise.
27356 * config/ia64/libgcc-glibc.ver: New.
27357 * config/ia64/t-fprules-softfp: Likewise.
27358 * config/ia64/sfp-machine.h: Likewise.
27360 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27361 (LIBGCC2_TF_CEXT): Likewise.
27362 (TF_SIZE): Likewise.
27363 (TARGET_INIT_LIBFUNCS): Likewise.
27365 * config/ia64/t-glibc (SHLINB_MAPFILES):
27366 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27368 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27370 * config/i386/i386.c (construct_container): Rewrite processing
27371 BLKmode with X86_64_SSE_CLASS.
27373 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27376 * config/i386/i386.md: Replace simplify_replace_rtx with
27377 replace_rtx in the new peephole2.
27379 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27381 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27382 loop unrolling do not happen at -O2.
27384 2009-02-12 Michael Matz <matz@suse.de>
27386 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27388 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27390 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27393 2009-02-12 Ben Elliston <bje@au.ibm.com>
27395 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27396 patterns when updating the back chain. Missed in the 2009-02-10
27399 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27401 * doc/extend.texi (Decimal Floating Types): Update identifier of
27402 draft TR and list of missing support.
27404 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27406 PR middle-end/39154
27407 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27408 bit to variable length decl's flags, add it also to its
27409 pointer replacement variable.
27411 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27412 Jakub Jelinek <jakub@redhat.com>
27415 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27416 (memory_blockage): New expander.
27417 (*memory_blockage): New insn pattern.
27418 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27419 instead of general blockage at the end of function prologue when
27420 frame pointer is used to access red zone area. Do not emit blockage
27421 when profiling, it is emitted in generic code.
27422 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27423 function epilogue when frame pointer is used to access red zone area.
27425 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27428 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27429 by arithmetic with memory operands.
27430 * config/i386/predicates.md (commutative_operator): New.
27432 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27434 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27437 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27439 * alias.h (record_alias_subset): Declare.
27440 * alias.c (record_alias_subset): Make global.
27442 2009-02-10 Nick Clifton <nickc@redhat.com>
27444 * tree-parloops.c: Change license to GPLv3.
27445 * ipa-struct-reorg.c: Change license to GPLv3.
27446 * ipa-struct-reorg.h: Change license to GPLv3.
27448 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27451 * c-decl.c (start_struct): Return NULL on error.
27453 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27455 PR middle-end/39124
27456 * cfgloopmanip.c (remove_path): Call remove_bbs after
27457 cancel_loop_tree, not before it.
27460 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27461 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27462 VAR_DECLs were seen.
27463 * tree-ssa-live.c (remove_unused_locals): Recompute
27464 cfun->has_local_explicit_reg_vars.
27465 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27466 copies or clearings if cfun->has_local_explicit_reg_vars.
27468 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27471 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27472 of function prologue when frame pointer is used to access
27475 2009-02-10 Richard Guenther <rguenther@suse.de>
27477 PR middle-end/39127
27478 * gimplify.c (gimple_regimplify_operands): Always look if
27479 we need to create a temporary.
27481 2009-02-10 Richard Guenther <rguenther@suse.de>
27483 PR tree-optimization/39132
27484 * tree-loop-distribution.c (todo): New global var.
27485 (generate_memset_zero): Trigger TODO_rebuild_alias.
27486 (tree_loop_distribution): Return todo.
27488 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27491 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27492 (x86_64_reg_class_name): Removed.
27493 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27494 first one isn't X86_64_SSE_CLASS or any other ones aren't
27495 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27496 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27497 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27498 and 3 X86_64_SSEUP_CLASS.
27499 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27500 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27502 2009-02-10 Ben Elliston <bje@au.ibm.com>
27504 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27505 form instruction to update the stack back chain word, even if the
27506 user has disabled the generation of update instructions.
27507 (movdi_<mode>_update_stack): New.
27508 (movsi_update_stack): Likewise.
27509 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27510 always use an update form instruction to update the stack back
27513 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27515 PR middle-end/38953
27516 * graphite.c (if_region_set_false_region): After moving a region in
27517 the false branch of a condition, remove the empty dummy basic block.
27518 (gloog): Remove wrong fix for PR38953.
27520 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27522 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27523 generation due to implicit sign extension.
27525 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27527 PR middle-end/38981
27528 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27529 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27531 2009-02-09 Richard Guenther <rguenther@suse.de>
27533 PR middle-end/35202
27534 * convert.c (convert_to_real): Disable (float)fn((double)x)
27535 to fnf(x) conversion if errno differences may occur and
27536 -fmath-errno is set.
27538 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27540 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27541 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27542 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27544 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27547 * c-common.c (handle_alias_attribute): Disallow attribute for
27548 anything not a FUNCTION_DECL or VAR_DECL.
27550 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27553 * real.c (do_compare): Special-case compare of zero against
27554 decimal float value.
27556 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27559 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27560 as indicating flexible array members unless the field itself is
27561 being declarared as the incomplete array.
27563 2009-02-06 Jan Hubicka <jh@suse.cz>
27565 PR tree-optimization/38844
27566 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27567 is already inlined.
27569 2009-02-06 Richard Guenther <rguenther@suse.de>
27571 PR middle-end/38977
27572 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27573 fork because we may expand it as __gcov_fork.
27575 2009-02-06 Nick Clifton <nickc@redhat.com>
27577 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27579 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27581 PR tree-optimization/35659
27582 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27583 vn_phi_eq): Shortcut if hashcode does not match.
27584 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27586 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27587 and avoid iterative_hash_expr.
27588 (FOR_EACH_VALUE_ID_IN_SET): New.
27589 (value_id_compare): Remove.
27590 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27591 sort expressions by value id.
27593 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27596 * config/sh/predicates.md (general_movsrc_operand): Don't check
27597 the subreg of system registers here.
27599 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27602 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27603 on the copied decl.
27605 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27607 PR rtl-optimization/39110
27608 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27609 addresses, not aligned ones.
27611 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27612 Richard Guenther <rguenther@suse.de>
27614 PR tree-optimization/39100
27615 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27616 comment says and add edges.
27618 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27621 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27622 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27624 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27626 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27627 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27628 register_bb_in_sese, new_sese, free_sese): Moved.
27629 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27630 outermost_loop_in_scop, build_scop_iteration_domain,
27631 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27632 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27633 Use loop_in_sese_p instead of loop_in_scop_p.
27634 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27635 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27636 (scopdet_basic_block_info): Fix bug in scop detection.
27637 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27638 eq_loop_to_cloog_loop): Remove.
27639 (nb_loops_around_loop_in_scop, nb_loop
27640 ref_nb_loops): Moved here...
27641 * graphite.h (ref_nb_loops): ... from here.
27642 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27643 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27644 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27646 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27647 Hans-Peter Nilsson <hp@axis.com>
27649 PR rtl-optimization/37889
27650 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27651 Move offset handling from PLUS to before the switch. Use new
27652 arguments when considering SYMBOL_REFs too.
27653 (rtx_addr_can_trap_p): Pass dummy offset and size.
27654 (enum may_trap_p_flags): Remove.
27655 (may_trap_p_1): Pass size from MEM_SIZE.
27657 PR rtl-optimization/38921
27658 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27659 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27660 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27661 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27663 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27665 AVX Programming Reference (January, 2009)
27666 * config/i386/sse.md (*vpclmulqdq): New.
27668 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27670 PR tree-optimization/38977
27671 PR gcov-profile/38292
27672 * calls.c (special_function_p): Disregard __builtin_ prefix.
27674 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27676 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27677 non-indexable addresses even before reload.
27679 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27682 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27683 as having variable size. Do not give an error for unnamed
27684 parameters with [*] declarators. Give a warning for type names
27685 with [*] declarators and mark them as variable size.
27686 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27687 for sizeof applied to [*] type names.
27689 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27692 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27694 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27696 * gcc.c (process_command): Update copyright notice dates.
27697 * gcov.c (print_version): Likewise.
27698 * gcov-dump.c (print_version): Likewise.
27699 * mips-tfile.c (main): Likewise.
27700 * mips-tdump.c (main): Likewise.
27702 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27705 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27706 for composite type involving a zero-length array type.
27708 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27711 * function.c (match_asm_constraints_1): Skip over
27712 initial optional % in the constraint.
27714 PR inline-asm/39059
27715 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27716 supported, don't accept FIXED_CSTs.
27717 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27718 and _Sat is used without _Fract/_Accum. Set specs->type to
27719 integer_type_node for cts_fract/cts_accum if fixed point is not
27722 2009-02-02 Catherine Moore <clm@codesourcery.com>
27724 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27726 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27728 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27729 (ABI_HAS_64BIT_SYMBOLS): Use it.
27730 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27732 2009-02-02 Paul Brook <paul@codesourcery.com>
27734 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27736 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27738 PR inline-asm/39058
27739 * recog.h (asm_operand_ok): Add constraints argument.
27740 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27741 recurse on matching constraint.
27742 (check_asm_operands): Pass constraints as 3rd argument to
27743 asm_operand_ok. Don't look up matching constraint here.
27744 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27747 2009-02-02 Ben Elliston <bje@au.ibm.com>
27749 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27750 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27752 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27754 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27755 information. Remove some obsolete information. Reorganize.
27757 * config/pa/fptr.c: Revert license to GPL 2.
27758 * config/pa/milli64.S: Likewise.
27760 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27763 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27764 LIBRARY name in, instead of hard-coding it.
27765 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27766 extra target make frag to tmake_files according to EH model.
27767 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27768 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27769 frags that define makefile variable EH_MODEL appropriately.
27770 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27771 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27772 to "-sjlj" according to type of EH configured.
27773 (LIBGCC_SONAME): Concatenate it to shared library base name.
27774 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27775 to "_sjlj" according to type of EH configured.
27776 (LIBGCC_SONAME): Concatenate it to shared library base name.
27777 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27778 (SHLIB_LINK): Add missing semicolon to if-else construct.
27779 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27780 string value of "pe_dll" command-line option.
27781 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27782 (SHLIB_SONAME): Use it when overriding t-cygming default.
27783 (SHLIB_IMPLIB): Override t-cygming default.
27784 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27785 string value of "pe_dll" command-line option.
27787 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27790 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27791 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27793 2009-01-31 Richard Guenther <rguenther@suse.de>
27795 PR tree-optimization/38937
27796 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27797 computing the transitive closure.
27799 2009-01-30 Richard Guenther <rguenther@suse.de>
27801 PR tree-optimization/39041
27802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27803 Propagate variable indices only if the types match for this stmt.
27805 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27808 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27809 inline but never defined.
27811 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27813 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27814 (*insv_h_di_reg_extimm): New insn.
27815 (*insv_l<mode>_reg_extimm): New insn.
27817 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27819 * config/picochip/picochip.c (flag_conserve_stack): set
27820 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27821 fconserve-stack. Reduce call-overhead used by inliner.
27823 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27826 * common.opt (flag_conserve_stack): Initialised to zero.
27828 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27831 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27832 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27835 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27837 * ira-color.c (allocno_reload_assign): Update comments.
27838 * regmove.c (regmove_optimize): Likewise.
27842 2009-01-29 Robert Millan <rmh@aybabtu.com>
27844 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27845 * config/i386/kopensolaris-gnu.h: New file. Undefine
27846 `MD_UNWIND_SUPPORT'.
27847 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27849 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27851 PR tree-optimization/39007
27852 * tree-loop-distribution.c (generate_builtin): Use
27853 recompute_dominator to compute the immediate dominator of the
27854 basic block just after the loop.
27856 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27858 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27859 (ASM_OUTPUT_DWARF_PCREL): Define.
27861 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27863 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27864 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27865 global. Modify entries about regmove and IRA.
27867 * ra-conflict.c: Remove the file.
27869 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27871 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27872 (pass_regclass_init): Rename to pass_reginfo_init.
27874 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27876 * toplev.h (flag_ira): Remove.
27878 * caller-save.c (setup_save_areas): Remove flag_ira.
27880 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27882 * global.c: Remove the file.
27884 * opts.c (decode_options): Remove flag_ira.
27886 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27888 * regmove.c: Modify file description.
27889 (find_use_as_address, try_auto_increment): Define them only if
27890 AUTO_INC_DEC is defined.
27891 (replacement_quality, replace_in_call_usage, fixup_match_1,
27892 stable_and_no_regs_but_for_p): Remove.
27893 (reg_set_in_bb): Make it static.
27894 (regmove_optimize): Remove flag_ira and code which worked for
27897 * local-alloc.c: Remove the file.
27899 * common.opt (fira): Remove.
27901 * ira.c: Include except.h.
27902 (eliminable_regset): Move from global.c.
27903 (mark_elimination): Ditto. Remove flag_ira.
27904 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27905 equiv_mem_modified, validate_equiv_mem_from_store,
27906 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27907 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27908 no_equiv, recorded_label_ref): Move from local-alloc.c.
27909 (update_equiv_regs): Ditto. Make it static.
27910 (print_insn_chain, print_insn_chains): Move it from global.c.
27911 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27912 (build_insn_chain): Ditto. Make it static.
27913 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27914 Rename to init_live_subregs.
27915 (gate_ira): Remove flag_ira.
27917 * regclass.c: Rename reginfo.c. Change file description.
27918 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27919 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27920 (init_reg_sets_1): Remove code for evaluation of
27921 reg_class_superclasses and losing_caller_save_reg_set.
27922 (init_regs): Remove init_reg_autoinc.
27923 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27924 ok_for_base_p_nonstrict): Remove.
27925 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27926 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27927 corresponding entries.
27928 (dump_regclass, record_operand_costs, scan_one_insn,
27929 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27930 record_address_regs, auto_inc_dec_reg_p): Remove.
27931 (gt-regclass.h): Rename to gt-reginfo.h.
27933 * rtl.h (dump_global_regs, retry_global_alloc,
27934 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27936 * Makefile.in (RA_H): Remove.
27937 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27938 Rename regclass.o to reginfo.o.
27939 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27941 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27942 (GTFILES): Rename regclass.c to reginfo.c.
27944 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27945 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27947 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27948 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27950 (finish_spills): Ditto. Remove code for !flag_ira.
27952 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27954 PR middle-end/35854
27955 * doc/invoke.texi (rtl debug options): Complete rewrite.
27956 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27958 * mode-switching.c (pass_mode_switching): Rename pass from
27959 "mode-sw" to "mode_sw".
27960 * except.c (pass_convert_to_eh_ranges): Rename pass from
27961 "eh-ranges" to "eh_ranges".
27962 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27966 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27967 Alexander Monakov <amonakov@ispras.ru>
27969 PR middle-end/38857
27970 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27972 (move_exprs_to_boundary): Change return type and pass through
27973 should_move from move_op. Relax assert. Update usage ...
27974 (schedule_expr_on_boundary): ... here. Use should_move instead of
27976 (move_op_orig_expr_found): Indicate that insn was disconnected from
27978 (code_motion_process_successors): Do not call after_merge_succs
27979 callback if original expression was not found when traversing any of
27981 (code_motion_path_driver): Change return type. Update prototype.
27982 (move_op): Update comment. Add a new parameter (should_move). Update
27983 prototype. Set *should_move based on indication provided by
27984 move_op_orig_expr_found.
27986 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27988 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27989 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27990 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27991 * config/rs6000/rs6000.c (rs6000_override_options): Default
27992 avoid-indexed-addresses on for Power6, off for everything else.
27993 (avoiding_indexed_address_p): New function.
27994 (rs6000_legitimize_address): Use it.
27995 (rs6000_legitimate_address): Likewise.
27996 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27998 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28000 PR tree-optimization/38997
28001 * tree-loop-distribution.c (generate_memset_zero): Use
28002 POINTER_PLUS_EXPR for a pointer addition.
28004 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28006 * config/s390/s390.md (bswap<mode>2): New pattern added.
28008 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28010 * config/s390/s390.md (*tls_load_31): Added type attribute.
28012 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28014 * config/s390/s390.md: Fix a few comments.
28016 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28018 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28019 (*tm<mode>_full): Fixed z10prop attribute.
28020 (*tst<mode>_extimm): Fixed z10prop attribute.
28021 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28022 (*tstqiCCT_cconly): Fixed z10prop attribute.
28023 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28024 (*movsi_larl): Fixed z10prop attribute.
28025 (*movsi_zarch): Fixed z10prop attribute.
28026 (*movsi_eas): Fixed z10prop attribute.
28027 (*movhi): Fixed z10prop attribute.
28028 (*movqi): Fixed z10prop attribute.
28029 (*movstrictqi): Fixed z10prop attribute.
28030 (*mov<mode>): Fixed z10prop attribute.
28031 (*movcc): Fixed z10prop attribute.
28032 (*sethighpartdi_64): Fixed z10prop attribute.
28033 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28034 (*negdi2_sign_cc): Fixed z10prop attribute.
28035 (*negdi2_sign): Fixed z10prop attribute.
28036 (*absdi2_sign_cc): Fixed z10prop attribute.
28037 (*absdi2_sign): Fixed z10prop attribute.
28038 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28039 (*negabsdi2_sign): Fixed z10prop attribute.
28040 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28041 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28042 (doloop_si64): Fixed z10prop attribute.
28043 (doloop_si31): Fixed z10prop attribute.
28044 (doloop_long): Fixed z10prop attribute.
28045 (indirect_jump): Fixed z10prop attribute.
28046 (nop): Fixed z10prop attribute.
28047 (main_base_64): Fixed z10prop attribute.
28048 (reload_base_64): Fixed z10prop attribute.
28050 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28052 PR rtl-optimization/38740
28053 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28055 * config/mips/mips.c (mips_reorg): Likewise.
28057 2009-01-28 Richard Guenther <rguenther@suse.de>
28059 PR tree-optimization/38926
28060 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28061 with the correct value id to a value.
28062 (do_regular_insertion): Use the value number of edoubleprime
28063 for the value number of the expr.
28066 2008-08-21 Richard Guenther <rguenther@suse.de>
28068 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28069 a PHI ask VN if it is already available.
28070 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28071 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28073 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28075 PR middle-end/38934
28076 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28077 set to varying whenever max has TREE_OVERFLOW set, similarly
28078 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28080 2009-01-28 Richard Guenther <rguenther@suse.de>
28082 PR middle-end/38908
28083 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28084 uninitialized aggregate uses in call arguments.
28086 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28088 PR tree-optimization/38984
28089 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28090 the nothing_id variable if -fno-delete-null-pointer-checks.
28092 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28095 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28096 (set_got_offset_rex64): Ditto.
28098 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28101 * doc/extend.texi: Improve local variable with asm reg.
28103 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28105 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28106 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28107 was not supplied then set warn_packed_bitfield_compat to the
28108 default value of 1.
28109 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28112 2009-01-27 Richard Guenther <rguenther@suse.de>
28114 PR tree-optimization/38503
28115 * cfgexpand.c (expand_gimple_basic_block): Ignore
28116 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28117 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28118 variables that cannot have TBAA applied.
28119 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28122 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28124 PR middle-end/38969
28125 * calls.c (initialize_argument_information): Do not wrap complex
28126 arguments in SAVE_EXPR.
28128 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28130 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28131 (INSTALL_LIBGCC): Revert typo commit.
28133 2009-01-26 Richard Guenther <rguenther@suse.de>
28135 PR tree-optimization/38745
28136 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28137 from special handling.
28139 2009-01-26 Richard Guenther <rguenther@suse.de>
28141 PR tree-optimization/38745
28142 * tree-ssa.c (execute_update_addresses_taken): Do not include
28143 variables that cannot possibly be a register in not_reg_needs.
28144 Do not clear TREE_ADDRESSABLE on vars that may not become
28146 * tree-ssa.c (update_alias_info_1): Include those in the set
28147 of addressable vars.
28149 2009-01-26 Richard Guenther <rguenther@suse.de>
28151 PR middle-end/38851
28152 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28153 * tree-ssa-dse.c: Include langhooks.h
28154 (execute_simple_dse): Remove stores with zero size.
28156 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28159 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28162 2009-01-24 Julian Brown <julian@codesourcery.com>
28164 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28165 config/arm/linux-atomic.c.
28166 * config/arm/linux-atomic.c: New.
28168 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28170 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28171 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28172 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28174 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28177 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28180 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28182 PR tree-optimization/38953
28183 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28184 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28185 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28186 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28189 2009-01-24 Paul Brook <paul@codesourcery.com>
28191 * config/arm/neon.md (neon_type): Move to arm.md.
28192 (neon_mov<VSTRUCT>): Add neon_type attribute.
28193 * config/arm/arm.md (neon_type): Move to here.
28194 (conds): Add "unconditioal" and use as default for NEON insns.
28196 2009-01-24 Ben Elliston <bje@au.ibm.com>
28198 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28199 void *' warning from -Wc++-compat.
28200 * Makefile.in (dominance.o-warn): Remove.
28202 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28204 PR tree-optimization/38932
28205 * fold-const.c (fold_unary_ignore_overflow): New.
28206 * tree.h (fold_unary_ignore_overflow): Declare.
28207 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28208 * tree-ssa-sccvn.c (visit_reference_op_load,
28209 simplify_unary_expression): Likewise.
28211 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28213 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28214 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28215 regardless of their type.
28216 * c-common.c (handle_packed_attribute): Don't ignore packed on
28218 * c.opt (Wpacked-bitfield-compat): New warning option.
28219 * stor-layout.c (place_field): Warn if offset of a field changed.
28220 * doc/extend.texi (packed): Mention the ABI change.
28221 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28222 (Warning Options): Add it to the list.
28224 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28226 * c-opts.c (c_common_post_options): Fix a typo in comments.
28228 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28230 PR middle-end/38615
28231 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28232 variables to static.
28233 * doc/invoke.texi (-fmerge-all-constants): Update description.
28235 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28238 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28239 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28241 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28243 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28245 (LOCAL_ALIGNMENT): Similarly.
28247 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28248 Joseph Myers <joseph@codesourcery.com>
28250 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28251 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28252 * config/arm/arm-tune.md: Regenerate.
28253 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28256 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28258 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28259 version number to five.
28261 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28264 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28265 * c-common.c (set_underlying_type): Likewise.
28266 (is_typedef_decl ): Likewise
28268 (set_underlying_type): Likewise.
28269 (is_typedef_type): Likewise.
28271 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28273 PR middle-end/38587
28274 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28277 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28280 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28281 (LIBGCC_SPEC): Don't define.
28282 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28284 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28286 PR rtl-optimization/38879
28287 * alias.c (base_alias_check): Unaligned access via AND address can
28288 alias all surrounding object types except those with sizes equal
28289 or wider than the size of unaligned access.
28291 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28294 * c-decl.c (clone_underlying_type): Move this ...
28295 * c-common.c (set_underlying_type): ... here.
28296 Also, make sure the function properly sets TYPE_STUB_DECL() on
28297 the newly created typedef variant type.
28298 (is_typedef_decl ): New entry point.
28299 * tree.h: Added a new member member_types_needing_access_check to
28300 struct tree_decl_non_common.
28301 (set_underlying_type): New entry point.
28302 (is_typedef_type): Likewise.
28304 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28306 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28307 Check whether two instructions have memory references that
28308 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28309 are helper functions for traversing.
28310 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28311 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28312 not to draw dependency edge for instructions with non-conflicting
28315 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28318 * longlong.h: Update copyright years. Use soft-fp license notice.
28319 Sync __clz_tab declaration with glibc.
28321 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28324 * doc/extend.texi (syscall_linkage): New.
28325 (version_id): Modify.
28327 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28328 Richard Guenther <rguenther@suse.de>
28330 PR tree-optimization/38747
28331 PR tree-optimization/38748
28332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28333 conversion if the base address is an indirect reference and the
28334 aliasing sets could cause issues.
28336 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28338 * common.opt (fgraphite, fgraphite-identity): Add comment for
28339 explaining why these options are not documented.
28341 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28343 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28344 gimple_call_lhs is NULL.
28346 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28349 * emit-rtl.c (adjust_address_1): Make sure memref is never
28352 2009-01-20 Ben Elliston <bje@au.ibm.com>
28354 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28355 const qualifier from arg parameter. Remove unnecessary cast to char *.
28356 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28357 const qualifier from arg 2.
28359 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28361 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28363 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28366 * rtl.h (reinit_regs): New prototype.
28367 * regclass.c: Include ira.h.
28368 (reinit_regs): New.
28369 * Makefile.in (regclass.o): Add ira.h.
28370 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28372 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28375 * c-common.c (handle_aligned_attribute): Use
28376 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28377 default alignment value.
28379 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28381 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28382 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28384 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28385 __BIGGEST_ALIGNMENT__.
28387 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28389 2009-01-18 Richard Guenther <rguenther@suse.de>
28391 PR tree-optimization/38819
28392 * tree-flow.h (operation_could_trap_helper_p): Declare.
28393 * tree-eh.c (operation_could_trap_helper_p): Export.
28394 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28395 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28396 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28397 are about to insert a possibly trapping instruction and fail
28400 2009-01-18 Andreas Schwab <schwab@suse.de>
28402 * doc/install.texi (Configuration): Remove obsolete paragraph
28403 about use of --with-gnu-ld with --with-gnu-as.
28405 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28407 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28408 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28409 Follow spelling conventions.
28411 2009-01-18 Ben Elliston <bje@au.ibm.com>
28413 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28414 C++ warning about implicit conversion from void * to struct
28416 (bitmap_obstack_free): Likewise for bitmap_element *.
28417 * Makefile.in (bitmap.o-warn): Remove.
28419 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28421 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28423 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28424 Tobias Grosser <tobi.grosser@amd.com>
28426 * graphite.c (graphite_trans_scop_block): Do not block single
28429 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28431 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28432 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28433 test with assertion.
28435 2009-01-16 Richard Guenther <rguenther@suse.de>
28437 PR tree-optimization/38835
28438 PR middle-end/36227
28439 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28440 and INT + PTR -> (INT)(PTR p+ INT) folding.
28441 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28443 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28446 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28447 the subreg from a lowpart subreg if it is also casting the value.
28449 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28450 Tobias Grosser <tobi.grosser@amd.com>
28452 * graphite.c (compare_prefix_loops): New.
28453 (build_scop_canonical_schedules): Rewritten.
28454 (graphite_transform_loops): Move build_scop_canonical_schedules
28455 after build_scop_iteration_domain.
28457 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28458 Tobias Grosser <tobi.grosser@amd.com>
28460 * graphite.c (add_conditions_to_domain): Add the loops to
28461 the dimension of the iteration domain. Do copy the domain
28462 only when it exists.
28463 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28464 (add_conditions_to_constraints): New.
28465 (can_generate_code_stmt, can_generate_code): Removed.
28466 (gloog): Do not call can_generate_code.
28467 (graphite_transform_loops): Call add_conditions_to_constraints
28468 after building the iteration domain.
28470 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28472 PR tree-optimization/38789
28473 * tree-ssa-threadedge.c
28474 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28475 __builtin_constant_p.
28477 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28479 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28480 examined before deleting them.
28482 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28484 * function.c (aggregate_value_p): Correctly extract the function
28485 type from CALL_EXPR_FN lookup.
28487 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28489 * config/picochip/picochip.c (picochip_override_options): Revert
28490 CFI asm flag disable commited previously.
28492 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28493 Tobias Grosser <tobi.grosser@amd.com>
28494 Jan Sjodin <jan.sjodin@amd.com>
28496 * graphite.c (scan_tree_for_params): On substractions negate
28497 all the coefficients of the term.
28498 (clast_to_gcc_expression_red): New. Handle reduction expressions
28499 of more than two operands.
28500 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28501 (get_vdef_before_scop): Handle also the case of default definitions.
28503 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28505 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28506 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28507 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28509 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28510 Joey Ye <joey.ye@intel.com>
28512 PR middle-end/37843
28513 * cfgexpand.c (expand_stack_alignment): Don't update stack
28514 boundary nor check incoming stack boundary here.
28515 (gimple_expand_cfg): Update stack boundary and check incoming
28516 stack boundary here.
28518 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28520 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28522 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28524 PR rtl-optimization/38245
28525 * calls.c (expand_call): Add stack arguments to
28526 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28527 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28528 in regs and partially in memory or BLKmode arguments.
28529 (emit_library_call_value_1): Add stack arguments to
28530 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28531 ACCUMULATE_OUTGOING_ARGS).
28532 * dce.c: Include tm_p.h.
28533 (find_call_stack_args): New function.
28534 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28536 (mark_insn): Call find_call_stack_args for CALL_Ps.
28537 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28538 forwards. Allocate and free arg_stores bitmap if needed, pass it
28539 down to deletable_insn_p, don't mark stores set in arg_stores
28540 bitmap, clear the bitmap at the beginning of each bb.
28541 * Makefile.in (dce.o): Depend on $(TM_P_H).
28543 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28546 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28547 to make sure the insn is a conditional test (bug 22599). Reformat a
28550 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28552 PR middle-end/38431
28553 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28554 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28555 (gloog): Do not call cleanup_tree_cfg.
28556 (graphite_transform_loops): Call cleanup_tree_cfg after all
28557 scops have been code generated.
28559 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28560 * doc/gty.texi (Invoking the garbage collector): Added new node
28561 and section documenting ggc_collect.
28563 2009-01-14 Richard Guenther <rguenther@suse.de>
28565 PR tree-optimization/38826
28566 PR middle-end/38477
28567 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28568 initialization notes only if we actually emitted a warning.
28569 (intra_create_variable_infos): Add constraints for a result decl
28570 that is passed by hidden reference.
28571 (build_pred_graph): Mark all related variables non-direct on
28574 2009-01-14 Nick Clifton <nickc@redhat.com>
28576 * ira-conflicts.c: Include addresses.h for the definition of
28578 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28579 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28581 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28584 * Makefile.in (ira-lives.o): Add except.h.
28586 * ira-lives.c: Include except.h.
28587 (process_bb_node_lives): Process can_throw_internal.
28589 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28591 PR rtl-optimization/38774
28592 * combine.c (simplify_set): When undoing cc_use change, don't do
28593 PUT_CODE on the newly created comparison, but instead put back the
28596 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28598 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28599 values. Remove duplicate arm8 entry.
28601 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28603 PR tree-optimization/38786
28604 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28605 the SSA_NAME case of expand_scalar_variables_expr.
28606 Set the type of an expression to the type of its assign statement.
28607 (expand_scalar_variables_expr): Also gather the scalar computation
28608 used to index the memory access. Do not pass loop_p.
28609 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28610 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28611 the gimple_stmt_iterator where it inserts new code.
28612 Do not pass loop_p.
28613 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28614 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28616 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28618 * graphite.h (debug_value): Removed.
28619 * graphite.c (debug_value): Removed.
28621 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28623 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28624 ldrd/strd with two 32-bit instructions.
28626 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28628 * config/arm/arm.c (struct processors): Pass for speed down into
28629 cost helper functions.
28630 (const_ok_for_op): Handle COMPARE and inequality nodes.
28631 (arm_rtx_costs_1): Rewrite.
28632 (arm_size_rtx_costs): Update prototype.
28633 (arm_rtx_costs): Pass speed down to helper functions.
28634 (arm_slowmul_rtx_costs): Rework cost calculations.
28635 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28636 (arm_9e_rtx_costs): Likewise.
28638 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28640 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28641 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28642 (alpha_legitimize_address): Do not split local symbols wider than
28643 UNITS_PER_WORD into HIGH/LO_SUM parts.
28645 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28648 * gcc.c (process_command): Replace call to execvp with calls
28649 to pex_one and exit.
28651 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28654 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28655 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28656 variant for devices with 3-byte PC.
28657 (__tablejump_elpm__): New.
28659 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28662 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28663 offsetof member-designator, handle it as `[0].'.
28665 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28667 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28668 function when not using named sections on targets with named sections
28669 if branch distance is less than 262132.
28671 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28673 * combine.c (combine_instructions): Recompute
28674 optimize_this_for_speed_p for each BB in the main combine loop.
28676 2009-01-12 Tomas Bily <tbily@suse.cz>
28679 * tree-loop-distribution.c (prop_phis): New function.
28680 (generate_builtin): Call prop_phis.
28682 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28684 PR tree-optimization/38807
28685 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28686 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28688 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28690 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28691 subreg of op0 to the original op0.
28693 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28695 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28697 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28700 * mips-tfile.c (parse_def): Fix parsing of def strings
28701 starting with digits.
28703 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28706 * config/arm/arm.c (arm_is_long_call_p): Don't call
28707 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28709 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28711 * regrename.c (regrename_optimize): Fix dumping.
28712 (find_oldest_value_reg): Preserve REG_POINTER.
28713 (copy_hardreg_forward_1): Likewise.
28715 2009-01-09 Diego Novillo <dnovillo@google.com>
28717 * gimple.h (struct gimple_statement_base) <uid>: Document
28718 the restrictions on its use.
28719 (gimple_uid): Tidy.
28720 (gimple_set_uid): Tidy.
28722 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28724 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28725 zero guard even if align_bytes != 0 and count is smaller than
28728 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28730 PR rtl-optimization/38495
28731 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28732 (add_range_and_copies_from_move_list): Print all added ranges.
28733 Add ranges to memory optimized destination.
28735 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28739 * config/i386/i386.c (override_options): Reject
28740 -mstringop-strategy=rep_8byte with -m32.
28741 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28742 to 1. Do count comparison against epilogue_size_needed at compile
28743 time even when count_exp was constant forced into register. For
28744 size_needed don't jump to epilogue, instead just avoid aligning
28745 and invoke the body algorithm. If need_zero_guard, add zero guard
28746 even if count is non-zero, but smaller than size_needed + number of
28747 bytes that could be stored for alignment.
28748 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28749 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28750 but smaller than size_needed + number of bytes that could be stored
28751 for alignment. Compare size_needed with epilogue_size_needed instead
28752 of desired_align - align, don't adjust size_needed, pass
28753 epilogue_size_needed to the epilogue expanders.
28756 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28758 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28760 * pa.c (last_address): Change to unsigned.
28761 (update_total_code_bytes): Change argument to unsigned. Don't
28762 check if insn addresses are set.
28763 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28764 addresses are not set.
28765 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28767 2009-01-09 Nick Clifton <nickc@redhat.com>
28769 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28770 DECL_DECLARED_INLINE_P.
28772 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28774 PR middle-end/38347
28775 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28776 GET_MODE (op0) in operand_subword_force calls.
28778 PR middle-end/38771
28779 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28780 fold_convert arg0 operands to TREE_TYPE (op0) first.
28782 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28784 * params.def (ira-max-conflict-table-size): Decrease default value
28787 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28789 PR tree-optimization/37031
28790 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28792 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28793 allocate it using gc instead of heap, use VEC_quick_push instead of
28795 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28796 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28797 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28798 allocated vector from heap allocated.
28799 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28800 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28801 vector only after perfect_loop_nest_depth call.
28803 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28804 Jan Sjodin <jan.sjodin@amd.com>
28806 PR tree-optimization/38559
28807 * graphite.c (debug_value, copy_constraint,
28808 swap_constraint_variables, scale_constraint_variable, ): New.
28809 (get_lower_bound, get_upper_bound): Removed.
28810 (graphite_trans_bb_strip_mine): Clean up this code that works
28811 only for constant number of iterations. Fully copy upper and
28812 lower bound constraints, not only the constant part of them.
28813 * graphite.h (debug_value): Declared.
28815 2009-01-08 Ira Rosen <irar@il.ibm.com>
28817 PR tree-optimization/37194
28818 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28819 Don't add the cost of cost model guard in prologue to scalar
28820 outside cost in case of known number of iterations.
28822 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28823 Alan Modra <amodra@bigpond.net.au>
28825 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28826 non-word-aligned REG+CONST addressing.
28828 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28831 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28832 free_after_compilation when outputting a thunk.
28833 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28834 Do not call free_after_compilation here.
28836 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28838 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28839 (ix86_valid_target_attribute_inner_p): Ditto.
28841 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28843 PR tree-optimization/38492
28844 PR tree-optimization/38498
28845 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28846 * tree-chrec.h (scev_is_linear_expression): Declared.
28847 * graphite.c (graphite_cannot_represent_loop_niter): New.
28848 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28849 (graphite_loop_normal_form): Use gcc_assert.
28850 (scan_tree_for_params): Use CASE_CONVERT.
28851 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28852 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28853 Use gcc_assert. Discard scops that contain unhandled cases.
28854 (build_scop_conditions): Return a boolean status for unhandled cases.
28855 (strip_mine_profitable_p): Print the loop number, not its depth.
28856 (is_interchange_valid): Pass the depth of the loop nest, don't
28857 recompute it wrongly.
28858 (graphite_trans_bb_block): Same.
28859 (graphite_trans_bb_block): Print tentative of loop blocking.
28860 (graphite_trans_scop_block): Do not print that the loop has been
28862 (graphite_transform_loops): Do not handle scops that contain condition
28865 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28867 AVX Programming Reference (December, 2008)
28868 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28869 (_mm256_stream_pd): Likewise.
28870 (_mm256_stream_ps): Likewise.
28872 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28873 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28874 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28875 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28876 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28877 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28878 (ix86_expand_special_args_builtin): Likewise.
28880 * config/i386/sse.md (AVXMODEDI): New.
28881 (avx_movnt<mode>): Likewise.
28882 (avx_movnt<mode>): Likewise.
28883 (<sse>_movnt<mode>): Remove AVX support.
28884 (sse2_movntv2di): Likewise.
28886 2009-01-07 Richard Guenther <rguenther@suse.de>
28888 PR middle-end/38751
28889 * fold-const.c (extract_muldiv): Remove obsolete comment.
28890 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28891 to PLUS_EXPR canonicalization for the canonicalization.
28893 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28895 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28896 hosted cross-compilers generating less efficient code.
28898 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28900 * function.h (rtl_data): Add a dbr_scheduled_p field.
28901 * reorg.c (dbr_schedule): Set it.
28902 (gate_handle_delay_slots): Check it.
28903 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28904 (mips_reorg): Check flag_delayed_branch instead of
28905 mips_base_delayed_branch.
28906 (mips_override_options): Don't set mips_base_delayed_branch
28907 or flag_delayed_branch.
28909 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28911 PR rtl-optimization/38426.
28912 * ira.c (ira): Set current_function_is_leaf earlier.
28914 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28916 PR rtl-optimization/38722
28917 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28918 too early, only set a flag and modify after last possible
28921 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28924 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28925 * real.c (decimal_single_format): Correct values of emin and emax.
28926 (decimal_double_format): Ditto.
28927 (decimal_quad_format): Ditto.
28928 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28929 computation of DECnn_MIN and DECnn_MAX for corrected values of
28930 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28931 __DECnn_MIN__, and adjust its computation for the corrected value
28934 2009-01-06 Jan Hubicka <jh@suse.cz>
28937 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28939 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28941 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28942 Add Robert Clark to the list of testers.
28944 2009-01-06 Jan Hubicka <jh@suse.cz>
28945 Kai Tietz <kai.tietz@onevision.com>
28947 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28948 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28950 2009-01-06 Jan Hubicka <jh@suse.cz>
28951 Kai Tietz <kai.tietz@onevision.com>
28953 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28955 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28956 (ix86_nsaved_regs): Count only general purpose regs.
28957 (ix86_nsaved_sseregs): New.
28958 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28959 to 16 for w64; compute padding and size of sse reg save area.
28960 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28961 general purpose regs.
28962 (ix86_emit_save_sse_regs_using_mov): New.
28963 (ix86_expand_prologue): Save SSE regs if needed.
28964 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28965 (ix86_emit_restore_sse_regs_using_mov): New.
28966 (ix86_expand_epilogue): Save SSE regs if needed.
28968 2009-01-06 Jan Hubicka <jh@suse.cz>
28969 Kai Tietz <kai.tietz@onevision.com>
28971 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28972 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28973 functions when accumulate outgoing args is off.
28975 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28978 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28979 before using pseudos_have_intersected_live_ranges_p.
28981 * ira-int.h (ira_assert): Always define.
28983 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28985 AVX Programming Reference (December, 2008)
28986 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28987 (_mm256_permute2_pd): Likewise.
28988 (_mm_permute2_ps): Likewise.
28989 (_mm256_permute2_ps): Likewise.
28990 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28991 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28993 * config/i386/i386.c (ix86_builtins): Remove
28994 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28995 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28996 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28997 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28998 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28999 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29000 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29001 __builtin_ia32_vpermil2ps256.
29002 (ix86_init_mmx_sse_builtins): Updated.
29003 (ix86_expand_args_builtin): Likewise.
29005 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29007 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29008 long absolute calls when generating PA 2.0 code.
29010 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29012 PR rtl-optimization/38583
29013 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29015 * params.def (ira-max-conflict-table-size): New.
29017 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29019 * ira.h (ira_conflicts_p): New external definition.
29021 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29022 table. Report this. Return result of building.
29023 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29024 building conflict table.
29026 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29027 (ira_color): Use ira_conflicts_p.
29029 * global.c: Include ira.h.
29030 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29033 * Makefile.in (global.o): Add ira.h.
29035 * ira-build.c (mark_all_loops_for_removal,
29036 propagate_some_info_from_allocno): New.
29037 (remove_unnecessary_allocnos): Call
29038 propagate_some_info_from_allocno.
29039 (remove_low_level_allocnos): New.
29040 (remove_unnecessary_regions): Add parameter. Call
29041 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29042 parameter to remove_unnecessary_regions.
29043 (ira_build): Remove all regions but root if the conflict table was
29044 not built. Update conflict hard regs for allocnos crossing calls.
29046 * ira.c (ira_conflicts_p): New global.
29047 (ira): Define and use ira_conflicts_p.
29049 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29050 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29051 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29053 2009-01-06 Ben Elliston <bje@au.ibm.com>
29055 * gengtype-lex.l (YY_NO_INPUT): Define.
29057 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29060 * c-common.c (handle_vector_size_attribute): Also reject
29061 BOOLEAN_TYPE types.
29063 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29065 PR tree-optimization/38492
29066 * graphite.c (rename_map_elt, debug_rename_elt,
29067 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29068 rename_map_elt_info, eq_rename_map_elts,
29069 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29070 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29071 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29072 (sese_build_livein_liveouts): New.
29073 (new_sese, free_sese): New.
29074 (new_scop): Call new_sese.
29075 (free_scop): Call free_sese.
29076 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29077 (register_old_new_names): Renamed register_old_and_new_names.
29078 (register_scop_liveout_renames, add_loop_exit_phis,
29079 insert_loop_close_phis, struct igp,
29080 default_liveout_before_guard, add_guard_exit_phis,
29081 insert_guard_phis, copy_renames): New.
29082 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29083 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29084 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29085 (scop_adjust_phis_for_liveouts): New.
29086 (gloog): Call scop_adjust_phis_for_liveouts.
29088 * graphite.h (struct sese): Documented. Added fields liveout,
29089 num_ver and livein.
29090 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29091 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29092 (struct scop): Added field liveout_renames.
29093 (SCOP_LIVEOUT_RENAMES): New.
29095 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29097 PR tree-optimization/38510
29098 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29099 (translate_clast): Call recompute_all_dominators before
29101 (gloog): Call recompute_all_dominators before graphite_verify.
29103 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29104 Jan Sjodin <jan.sjodin@amd.com>
29106 PR tree-optimization/38500
29107 * graphite.c (create_sese_edges): Call fix_loop_structure after
29110 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29112 * config.gcc: Add m32r*-*-rtems*.
29113 * config/m32r/rtems.h: New file.
29115 2009-01-05 Ben Elliston <bje@au.ibm.com>
29117 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29118 (.po.pox): Likewise.
29119 (po/gcc.pot): Likewise.
29121 2009-01-04 David S. Miller <davem@davemloft.net>
29123 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29124 (STARTING_FRAME_OFFSET): Always set to zero.
29126 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29128 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29129 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29130 fixed-point types, and vectors of the same.
29132 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29134 * config/mips/sync.md (*mb_barrier): Rename to...
29135 (*memory_barrier): ...this.
29137 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29139 * doc/extend.texi (Function Attributes): Move @cindex after @item
29140 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29141 and put in alphabetical order. Fix 'target' name and put in order.
29142 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29145 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29147 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29148 (memory_barrier): Expand as unspec instead of unspec_volatile.
29149 Remove mem:BLK from insn operands. Use Pmode scratch register.
29150 (*memory_barrier): Define as unspec instead of unspec_volatile.
29151 Use (match_dup 0) as input operand.
29153 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29154 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29155 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29156 scratch register. Remove operand 1.
29157 (*stbar): Define as unspec instead of unspec_volatile.
29158 Use (match_dup 0) as input operand, remove (const_int 8).
29159 (*membar): Define as unspec instead of unspec_volatile.
29160 Use (match_dup 0) as input operand, remove input operand 2.
29162 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29163 (memory_barrier): Expand as unspec instead of unspec_volatile.
29164 Remove mem:BLK from insn operands. Use Pmode scratch register.
29165 (*memory_barrier): Define as unspec instead of unspec_volatile.
29166 Use (match_dup 0) as input operand.
29168 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29169 Remove mem:BLK from insn operands. Use Pmode scratch register.
29170 Set volatile flag on operand 0.
29171 (*memory_barrier): New insn pattern.
29173 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29175 (*memory_barrier): Use (match_dup 0) as input operand.
29177 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29178 Remove mem:BLK from insn operands. Use Pmode scratch register.
29179 Set volatile flag on operand 0.
29180 (*mb_internal): New insn pattern.
29182 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29184 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29186 PR middle-end/38586
29187 * function.c (struct temp_slot): Move to the section of the file
29188 that deals with temp slots. Remove field 'address'.
29189 (temp_slot_address_table): New hash table of address -> temp slot.
29190 (struct temp_slot_address_entry): New struct, items for the table.
29191 (temp_slot_address_compute_hash, temp_slot_address_hash,
29192 temp_slot_address_eq, insert_temp_slot_address): Support functions
29194 (find_temp_slot_from_address): Rewrite to use the new hash table.
29195 (remove_unused_temp_slot_addresses): Remove addresses of temp
29196 slots that have been made available.
29197 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29198 worker function for remove_unused_temp_slot_addresses.
29199 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29200 Add the temp slot address to the address -> temp slot map.
29201 (update_temp_slot_address): Update via insert_temp_slot_address.
29202 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29203 (pop_temp_slots): Likewise.
29204 (init_temp_slots): Allocate the address -> temp slot map, or empty
29205 the map if it is already allocated.
29206 (prepare_function_start): Initialize temp slot processing.
29208 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29210 PR middle-end/38584
29211 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29212 Calculate the size of all stack vars assuming no packing of stack
29213 vars will happen, replacing a quadratic algorithm with a linear one.
29215 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29218 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29221 2009-01-03 Diego Novillo <dnovillo@google.com>
29223 * doc/contrib.texi: Update contributions.
29225 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29228 * builtins.c (fold_builtin_memory_op): Give up if either operand
29229 is volatile. Set srctype or desttype to non-qualified version
29233 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29234 and FUNCTION_DECLs.
29236 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29238 PR rtl-optimization/35805
29239 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29240 problem if fast dce is able to remove any instructions.
29241 * dce.c (dce_process_block): Fix dump message.
29243 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29246 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29248 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29250 PR middle-end/38690
29251 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29252 * tree-pretty-print.c (op_code_prio): New function.
29253 (op_prio): No longer static. Use op_code_prio.
29254 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29255 Use op_prio and op_code_prio to determine if () should be
29256 printed around operand(s) or not.
29258 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29259 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29260 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29261 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29262 pp_character instead of pp_string for single letter printing.
29264 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29266 * doc/extend.texi: Fix '#pragma GCC option' typo.
29268 2009-01-02 Richard Guenther <rguenther@suse.de>
29270 * doc/install.texi (--enable-checking): Mention different
29271 default for stage1.
29272 (--enable-stage1-checking): Document.
29274 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29276 PR middle-end/30142
29277 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29278 case to be an error.
29280 2009-01-02 Ben Elliston <bje@au.ibm.com>
29282 * config/fp-bit.h (pack_d): Constify argument.
29283 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29284 (isnan): Constify argument.
29286 (iszero): Likewise.
29287 (pack_d): Likewise.
29288 (_fpadd_parts): Constify return type.
29289 (_fpmul_parts): Likewise.
29290 (_fpdiv_parts): Likewise.
29292 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29295 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29296 warn about overwriting initializer with side-effects or
29297 -Woverride-init if !IMPLICIT.
29298 (output_init_element): Likewise. Pass IMPLICIT down to
29300 (process_init_element): Add IMPLICIT argument. Pass it down
29301 to output_init_element.
29302 (push_init_element, pop_init_level, set_designator): Adjust
29303 process_init_element callers.
29304 (set_nonincremental_init, set_nonincremental_init_from_string):
29305 Adjust add_pending_init callers.
29306 (output_pending_init_elements): Adjust output_init_element callers.
29307 * c-tree.h (process_init_element): Adjust prototype.
29308 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29309 process_init_element callers.
29312 Copyright (C) 2009 Free Software Foundation, Inc.
29314 Copying and distribution of this file, with or without modification,
29315 are permitted in any medium without royalty provided the copyright
29316 notice and this notice are preserved.