1 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
3 * ira-color.c (allocno_reload_assign): Update comments.
4 * regmove.c (regmove_optimize): Likewise.
8 2009-01-29 Robert Millan <rmh@aybabtu.com>
10 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
11 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
13 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
15 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17 PR tree-optimization/39007
18 * tree-loop-distribution.c (generate_builtin): Use
19 recompute_dominator to compute the immediate dominator of the
20 basic block just after the loop.
22 2008-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25 (ASM_OUTPUT_DWARF_PCREL): Define.
27 2008-01-29 Vladimir Makarov <vmakarov@redhat.com>
29 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31 global. Modify entries about regmove and IRA.
33 * ra-conflict.c: Remove the file.
35 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
37 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
38 (pass_regclass_init): Rename to pass_reginfo_init.
40 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
42 * toplev.h (flag_ira): Remove.
44 * caller-save.c (setup_save_areas): Remove flag_ira.
46 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot):
49 * global.c: Remove the file.
51 * opts.c: (decode_options): Remove flag_ira.
53 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
55 * regmove.c: Modify file description.
56 (find_use_as_address, try_auto_increment): Define them only if
57 AUTO_INC_DEC is defined.
58 (replacement_quality, replace_in_call_usage, fixup_match_1,
59 stable_and_no_regs_but_for_p): Remove.
60 (reg_set_in_bb): Make it static.
61 (regmove_optimize): Remove flag_ira and code which worked for
64 * local-alloc.c: Remove the file.
66 * common.opt (fira): Remove.
68 * ira.c: Include except.h.
69 (eliminable_regset): Move from global.c.
70 (mark_elimination): Ditto. Remove flag_ira.
71 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
72 equiv_mem_modified, validate_equiv_mem_from_store,
73 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
74 contains_replace_regs, memref_referenced_p, memref_used_between_p,
75 no_equiv, recorded_label_ref): Move from local-alloc.c.
76 (update_equiv_regs): Ditto. Make it static.
77 (print_insn_chain, print_insn_chains): Move it from global.c.
78 pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
79 (build_insn_chain): Ditto. Make it static.
80 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
81 Rename to init_live_subregs.
82 (gate_ira): Remove flag_ira.
84 * regclass.c: Rename reginfo.c. Change file description.
85 (FORBIDDEN_INC_DEC_CLASSES): Remove.
86 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec):
88 (init_reg_sets_1): Remove code for evaluation of
89 reg_class_superclasses and losing_caller_save_reg_set.
90 (init_regs): Remove init_reg_autoinc.
91 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
92 ok_for_base_p_nonstrict): Remove.
93 (regclass_init): Rename to reginfo_init. Don't initialize
95 (pass_regclass_init): Rename to pass_reginfo_init. Modify
96 corresponding entries.
97 (dump_regclass, record_operand_costs, scan_one_insn,
98 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
99 record_address_regs, auto_inc_dec_reg_p): Remove.
100 (gt-regclass.h): Rename to gt-reginfo.h.
102 * rtl.h (dump_global_regs, retry_global_alloc,
103 build_insn_chain, dump_local_alloc, update_equiv_regs):
106 * Makefile.in (RA_H): Remove.
107 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
108 Rename regclass.o to reginfo.o.
109 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
111 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
112 (GTFILES): Rename regclass.c to reginfo.c.
114 * passes.c (init_optimization_passes): Remove pass_local_alloc and
115 pass_global_alloc. Rename pass_regclass_init to
118 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
119 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
121 (finish_spills): Ditto. Remove code for !flga_ira.
123 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
126 * doc/invoke.texi (rtl debug options): Complete rewrite.
127 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
129 * mode-switching.c (pass_mode_switching): Rename pass from
130 "mode-sw" to "mode_sw".
131 * except.c (pass_convert_to_eh_ranges): Rename pass from
132 "eh-ranges" to "eh_ranges".
133 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
137 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
138 Alexander Monakov <amonakov@ispras.ru>
141 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
143 (move_exprs_to_boundary): Change return type and pass through
144 should_move from move_op. Relax assert. Update usage ...
145 (schedule_expr_on_boundary): ... here. Use should_move instead of
147 (move_op_orig_expr_found): Indicate that insn was disconnected from
149 (code_motion_process_successors): Do not call after_merge_succs
150 callback if original expression was not found when traversing any of
152 (code_motion_path_driver): Change return type. Update prototype.
153 (move_op): Update comment. Add a new parameter (should_move). Update
154 prototype. Set *should_move based on indication provided by
155 move_op_orig_expr_found.
157 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
159 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
160 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
161 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
162 * config/rs6000/rs6000.c (rs6000_override_options): Default
163 avoid-indexed-addresses on for Power6, off for everything else.
164 (avoiding_indexed_address_p): New function.
165 (rs6000_legitimize_address): Use it.
166 (rs6000_legitimate_address): Likewise.
167 * config/rs6000/rs6000.md (movXX_updateX): Likewise
169 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
171 PR tree-optimization/38997
172 * tree-loop-distribution.c (generate_memset_zero): Use
173 POINTER_PLUS_EXPR for a pointer addition.
175 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
177 * config/s390/s390.md (bswap<mode>2): New pattern added.
179 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
181 * config/s390/s390.md (*tls_load_31): Added type attribute.
183 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
185 * config/s390/s390.md: Fix a few comments.
187 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
189 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
190 (*tm<mode>_full): Fixed z10prop attribute.
191 (*tst<mode>_extimm): Fixed z10prop attribute.
192 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
193 (*tstqiCCT_cconly): Fixed z10prop attribute.
194 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
195 (*movsi_larl): Fixed z10prop attribute.
196 (*movsi_zarch): Fixed z10prop attribute.
197 (*movsi_eas): Fixed z10prop attribute.
198 (*movhi): Fixed z10prop attribute.
199 (*movqi): Fixed z10prop attribute.
200 (*movstrictqi): Fixed z10prop attribute.
201 (*mov<mode>): Fixed z10prop attribute.
202 (*movcc): Fixed z10prop attribute.
203 (*sethighpartdi_64): Fixed z10prop attribute.
204 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
205 (*negdi2_sign_cc): Fixed z10prop attribute.
206 (*negdi2_sign): Fixed z10prop attribute.
207 (*absdi2_sign_cc): Fixed z10prop attribute.
208 (*absdi2_sign): Fixed z10prop attribute.
209 (*negabsdi2_sign_cc): Fixed z10prop attribute.
210 (*negabsdi2_sign): Fixed z10prop attribute.
211 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
212 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
213 (doloop_si64): Fixed z10prop attribute.
214 (doloop_si31): Fixed z10prop attribute.
215 (doloop_long): Fixed z10prop attribute.
216 (indirect_jump): Fixed z10prop attribute.
217 (nop): Fixed z10prop attribute.
218 (main_base_64): Fixed z10prop attribute.
219 (reload_base_64): Fixed z10prop attribute.
221 2009-01-28 Jakub Jelinek <jakub@redhat.com>
223 PR rtl-optimization/38740
224 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
226 * config/mips/mips.c (mips_reorg): Likewise.
228 2009-01-28 Richard Guenther <rguenther@suse.de>
230 PR tree-optimization/38926
231 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
232 with the correct value id to a value.
233 (do_regular_insertion): Use the value number of edoubleprime
234 for the value number of the expr.
237 2008-08-21 Richard Guenther <rguenther@suse.de>
239 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
240 a PHI ask VN if it is already available.
241 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
242 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
244 2009-01-28 Jakub Jelinek <jakub@redhat.com>
247 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
248 set to varying whenever max has TREE_OVERFLOW set, similarly
249 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
251 2009-01-28 Richard Guenther <rguenther@suse.de>
254 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
255 uninitialized aggregate uses in call arguments.
257 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
259 PR tree-optimization/38984
260 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
261 the nothing_id variable if -fno-delete-null-pointer-checks.
263 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
266 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
267 (set_got_offset_rex64): Ditto.
269 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
272 * doc/extend.texi: Improve local variable with asm reg.
274 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
276 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
277 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
278 was not supplied then set warn_packed_bitfield_compat to the
280 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
283 2009-01-27 Richard Guenther <rguenther@suse.de>
285 PR tree-optimization/38503
286 * cfgexpand.c (expand_gimple_basic_block): Ignore
287 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
288 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
289 variables that cannot have TBAA applied.
290 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
293 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
296 * calls.c (initialize_argument_information): Do not wrap complex
297 arguments in SAVE_EXPR.
299 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
301 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
302 (INSTALL_LIBGCC): Revert typo commit.
304 2009-01-26 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/38745
307 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
308 from special handling.
310 2009-01-26 Richard Guenther <rguenther@suse.de>
312 PR tree-optimization/38745
313 * tree-ssa.c (execute_update_addresses_taken): Do not include
314 variables that cannot possibly be a register in not_reg_needs.
315 Do not clear TREE_ADDRESSABLE on vars that may not become
317 * tree-ssa.c (update_alias_info_1): Include those in the set
320 2009-01-26 Richard Guenther <rguenther@suse.de>
323 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
324 * tree-ssa-dse.c: Include langhooks.h
325 (execute_simple_dse): Remove stores with zero size.
327 2009-01-24 Jakub Jelinek <jakub@redhat.com>
330 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
333 2009-01-24 Julian Brown <julian@codesourcery.com>
335 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
336 config/arm/linux-atomic.c.
337 * config/arm/linux-atomic.c: New.
339 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
341 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
342 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
343 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
345 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
348 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
351 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
353 PR tree-optimization/38953
354 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
355 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
356 (gloog): Split the exit of the scop when the scop exit is a loop exit.
357 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
360 2009-01-24 Paul Brook <paul@codesourcery.com>
362 * config/arm/neon.md (neon_type): Move to arm.md.
363 (neon_mov<VSTRUCT>): Add neon_type attribute.
364 * config/arm/arm.md (neon_type): Move to here.
365 (conds): Add "unconditioal" and use as default for NEON insns.
367 2009-01-24 Ben Elliston <bje@au.ibm.com>
369 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
370 void *' warning from -Wc++-compat.
371 * Makefile.in (dominance.o-warn): Remove.
373 2008-01-23 Paolo Bonzini <bonzini@gnu.org>
375 PR tree-optimization/38932
376 * fold-const.c (fold_unary_ignore_overflow): New.
377 * tree.h (fold_unary_ignore_overflow): Declare.
378 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
379 * tree-ssa-sccvn.c (visit_reference_op_load,
380 simplify_unary_expression): Likewise.
382 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
384 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
385 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
386 regardless of their type.
387 * c-common.c (handle_packed_attribute): Don't ignore packed on
389 * c.opt (Wpacked-bitfield-compat): New warning option.
390 * stor-layout.c (place_field): Warn if offset of a field changed.
391 * doc/extend.texi (packed): Mention the ABI change.
392 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
393 (Warning Options): Add it to the list.
395 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
397 * c-opts.c (c_common_post_options): Fix a typo in comments.
399 2009-01-22 Steve Ellcey <sje@cup.hp.com>
402 * gimplify.c (gimplify_init_constructor): Fix promotion of const
404 * doc/invoke.texi (-fmerge-all-constants): Update description.
406 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
410 (*movdi_1_rex64): Use type "mmx" for alternative 5.
412 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
414 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
416 (LOCAL_ALIGNMENT): Similarly.
418 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
419 Joseph Myers <joseph@codesourcery.com>
421 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
422 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
423 * config/arm/arm-tune.md: Regenerate.
424 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
427 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
429 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
430 version number to five.
432 2009-01-22 Dodji Seketeli <dodji@redhat.com>
435 * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
436 * c-common.c (set_underlying_type): Likewise.
437 (is_typedef_decl ): Likewise
439 (set_underlying_type): Likewise.
440 (is_typedef_type): Likewise.
442 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
445 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
448 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
451 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
452 (LIBGCC_SPEC): Don't define.
453 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
455 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
457 PR rtl-optimization/38879
458 * alias.c (base_alias_check): Unaligned access via AND address can
459 alias all surrounding object types except those with sizes equal
460 or wider than the size of unaligned access.
462 2009-01-21 Dodji Seketeli <dodji@redhat.com>
465 * c-decl.c: (clone_underlying_type): Move this ...
466 * c-common.c (set_underlying_type): ... here.
467 Also, make sure the function properly sets TYPE_STUB_DECL() on
468 the newly created typedef variant type.
469 (is_typedef_decl ): New entry point.
470 * tree.h: Added a new member member_types_needing_access_check to
471 struct tree_decl_non_common.
472 (set_underlying_type): New entry point.
473 (is_typedef_type): Likewise.
475 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
477 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
478 Check whether two instructions have memory references that
479 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
480 are helper functions for traversing.
481 * alias.h (insn_alias_sets_confilict_p): New prototypes.
482 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
483 not to draw dependency edge for instructions with non-conflicting
486 2009-01-20 Joseph Myers <joseph@codesourcery.com>
489 * longlong.h: Update copyright years. Use soft-fp license
490 notice. Sync __clz_tab declaration with glibc.
492 2009-01-20 Steve Ellcey <sje@cup.hp.com>
495 * doc/extend.texi (syscall_linkage): New.
496 (version_id): Modify.
498 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
499 Richard Guenther <rguenther@suse.de>
501 PR tree-optimization/38747
502 PR tree-optimization/38748
503 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
504 conversion if the base address is an indirect reference and the
505 aliasing sets could cause issues.
507 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
509 * common.opt (fgraphite, fgraphite-identity): Add comment for
510 explaining why these options are not documented.
512 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
514 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
515 gimple_call_lhs is NULL.
517 2008-01-20 Paolo Bonzini <bonzini@gnu.org>
520 * emit-rtl.c (adjust_address_1): Make sure memref is never
523 2009-01-20 Ben Elliston <bje@au.ibm.com>
525 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
526 const qualifier from arg parameter. Remove unnecessary cast to char *.
527 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
528 const qualifier from arg 2.
530 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
532 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
534 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
537 * rtl.h (reinit_regs): New prototype.
538 * regclass.c: Include ira.h.
540 * Makefile.in (regclass.o): Add ira.h.
541 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
543 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
546 * c-common.c (handle_aligned_attribute): Use
547 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
548 default alignment value.
550 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
552 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
553 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
555 * doc/extend.texi: Update __attribute__ ((aligned)). Document
556 __BIGGEST_ALIGNMENT__.
558 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
560 2009-01-18 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/38819
563 * tree-flow.h (operation_could_trap_helper_p): Declare.
564 * tree-eh.c (operation_could_trap_helper_p): Export.
565 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
566 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
567 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
568 are about to insert a possibly trapping instruction and fail
571 2009-01-18 Andreas Schwab <schwab@suse.de>
573 * doc/install.texi (Configuration): Remove obsolete paragraph
574 about use of --with-gnu-ld with --with-gnu-as.
576 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
578 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
579 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
580 Follow spelling conventions.
582 2009-01-18 Ben Elliston <bje@au.ibm.com>
584 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
585 C++ warning about implicit conversion from void * to struct
587 (bitmap_obstack_free): Likewise for bitmap_element *.
588 * Makefile.in (bitmap.o-warn): Remove.
590 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
592 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
594 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
595 Tobias Grosser <tobi.grosser@amd.com>
597 * graphite.c (graphite_trans_scop_block): Do not block single
600 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
602 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
603 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
606 2009-01-16 Richard Guenther <rguenther@suse.de>
608 PR tree-optimization/38835
610 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
611 and INT + PTR -> (INT)(PTR p+ INT) folding.
612 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
614 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
617 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
618 the subreg from a lowpart subreg if it is also casting the value.
620 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
621 Tobias Grosser <tobi.grosser@amd.com>
623 * graphite.c (compare_prefix_loops): New.
624 (build_scop_canonical_schedules): Rewritten.
625 (graphite_transform_loops): Move build_scop_canonical_schedules
626 after build_scop_iteration_domain.
628 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
629 Tobias Grosser <tobi.grosser@amd.com>
631 * graphite.c (add_conditions_to_domain): Add the loops to
632 the dimension of the iteration domain. Do copy the domain
634 (build_scop_conditions_1): Do not call add_conditions_to_domain.
635 (add_conditions_to_constraints): New.
636 (can_generate_code_stmt, can_generate_code): Removed.
637 (gloog): Do not call can_generate_code.
638 (graphite_transform_loops): Call add_conditions_to_constraints
639 after building the iteration domain.
641 2009-01-16 Jakub Jelinek <jakub@redhat.com>
643 PR tree-optimization/38789
644 * tree-ssa-threadedge.c
645 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
646 __builtin_constant_p.
648 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
650 * dce.c (delete_unmarked_insns): Reversed the order that insns are
651 examined before deleting them.
653 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
655 * function.c (aggregate_value_p): Correctly extract the function
656 type from CALL_EXPR_FN lookup.
658 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
660 * config/picochip/picochip.c (picochip_override_options): Revert
661 CFI asm flag disable commited previously.
663 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
664 Tobias Grosser <tobi.grosser@amd.com>
665 Jan Sjodin <jan.sjodin@amd.com>
667 * graphite.c (scan_tree_for_params): On substractions negate
668 all the coefficients of the term.
669 (clast_to_gcc_expression_red): New. Handle reduction expressions
670 of more than two operands.
671 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
672 (get_vdef_before_scop): Handle also the case of default definitions.
674 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
676 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
677 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
678 Also use them when walking CALL_INSN_FUNCTION_USAGE.
680 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
681 Joey Ye <joey.ye@intel.com>
684 * cfgexpand.c (expand_stack_alignment): Don't update stack
685 boundary nor check incoming stack boundary here.
686 (gimple_expand_cfg): Update stack boundary and check incoming
689 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
691 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
693 2009-01-14 Jakub Jelinek <jakub@redhat.com>
695 PR rtl-optimization/38245
696 * calls.c (expand_call): Add stack arguments to
697 CALL_INSN_FUNCTION_USAGE even for pure calls (when
698 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
699 in regs and partially in memory or BLKmode arguments.
700 (emit_library_call_value_1): Add stack arguments to
701 CALL_INSN_FUNCTION_USAGE even for pure calls (when
702 ACCUMULATE_OUTGOING_ARGS).
703 * dce.c: Include tm_p.h.
704 (find_call_stack_args): New function.
705 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
707 (mark_insn): Call find_call_stack_args for CALL_Ps.
708 (prescan_insns_for_dce): Walk insns backwards in bb rather than
709 forwards. Allocate and free arg_stores bitmap if needed, pass it
710 down to deletable_insn_p, don't mark stores set in arg_stores
711 bitmap, clear the bitmap at the beginning of each bb.
712 * Makefile.in (dce.o): Depend on $(TM_P_H).
714 2009-01-14 Michael Meissner <gnu@the-meissners.org>
717 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
718 to make sure the insn is a conditional test (bug 22599). Reformat a
721 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
724 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
725 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
726 (gloog): Do not call cleanup_tree_cfg.
727 (graphite_transform_loops): Call cleanup_tree_cfg after all
728 scops have been code generated.
730 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
731 * doc/gty.texi (Invoking the garbage collector): Added new node
732 and section documenting ggc_collect.
734 2009-01-14 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/38826
738 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
739 initialization notes only if we actually emitted a warning.
740 (intra_create_variable_infos): Add constraints for a result decl
741 that is passed by hidden reference.
742 (build_pred_graph): Mark all related variables non-direct on
745 2009-01-14 Nick Clifton <nickc@redhat.com>
747 * ira-conflicts.c: Include addresses.h for the definition of
749 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
750 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
752 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
755 * Makefile.in (ira-lives.o): Add except.h.
757 * ira-lives.c: Include except.h.
758 (process_bb_node_lives): Process can_throw_internal.
760 2009-01-13 Jakub Jelinek <jakub@redhat.com>
762 PR rtl-optimization/38774
763 * combine.c (simplify_set): When undoing cc_use change, don't do
764 PUT_CODE on the newly created comparison, but instead put back the
767 2009-01-13 Joseph Myers <joseph@codesourcery.com>
769 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
770 values. Remove duplicate arm8 entry.
772 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
774 PR tree-optimization/38786
775 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
776 the SSA_NAME case of expand_scalar_variables_expr.
777 Set the type of an expression to the type of its assign statement.
778 (expand_scalar_variables_expr): Also gather the scalar computation
779 used to index the memory access. Do not pass loop_p.
780 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
781 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
782 the gimple_stmt_iterator where it inserts new code.
784 (copy_bb_and_scalar_dependences): Do not pass loop_p.
785 (translate_clast): Update call to copy_bb_and_scalar_dependences.
787 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
789 * graphite.h (debug_value): Removed.
790 * graphite.c (debug_value): Removed.
792 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
794 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
795 ldrd/strd with two 32-bit instructions.
797 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
799 * config/arm/arm.c (struct processors): Pass for speed down into
800 cost helper functions.
801 (const_ok_for_op): Handle COMPARE and inequality nodes.
802 (arm_rtx_costs_1): Rewrite.
803 (arm_size_rtx_costs): Update prototype.
804 (arm_rtx_costs): Pass speed down to helper functions.
805 (arm_slowmul_rtx_costs): Rework cost calculations.
806 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
807 (arm_9e_rtx_costs): Likewise.
809 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
811 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
812 relocations of local symbols wider than UNITS_PER_WORD are not valid.
813 (alpha_legitimize_address): Do not split local symbols wider than
814 UNITS_PER_WORD into HIGH/LO_SUM parts.
816 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
819 * gcc.c (process_command): Replace call to execvp with calls
822 2009-01-03 Anatoly Sokolov <aesok@post.ru>
825 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
826 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
827 variant for devices with 3-byte PC.
828 (__tablejump_elpm__) : New.
830 2009-01-12 Jakub Jelinek <jakub@redhat.com>
833 * c-parser.c (c_parser_postfix_expression): Allow `->' in
834 offsetof member-designator, handle it as `[0].'.
836 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
838 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
839 function when not using named sections on targets with named sections
840 if branch distance is less than 262132.
842 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
844 * combine.c (combine_instructions): Recompute
845 optimize_this_for_speed_p for each BB in the main combine loop.
847 2009-01-12 Tomas Bily <tbily@suse.cz>
850 * tree-loop-distribution.c (prop_phis): New function.
851 (generate_builtin): Call prop_phis.
852 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
854 2009-01-12 Jakub Jelinek <jakub@redhat.com>
856 PR tree-optimization/38807
857 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
858 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
860 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
862 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
863 subreg of op0 to the original op0.
865 2009-01-11 Laurent GUERBY <laurent@guerby.net>
867 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
869 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
872 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
873 starting with digits.
875 2009-01-10 Jakub Jelinek <jakub@redhat.com>
878 * config/arm/arm.c (arm_is_long_call_p): Don't call
879 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
881 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
883 * regrename.c (regrename_optimize): Fix dumping.
884 (find_oldest_value_reg): Preserve REG_POINTER.
885 (copy_hardreg_forward_1): Likewise.
887 2009-01-09 Diego Novillo <dnovillo@google.com>
889 * gimple.h (struct gimple_statement_base)<uid>: Document
890 the restrictions on its use.
892 (gimple_set_uid): Tidy.
894 2009-01-09 Jakub Jelinek <jakub@redhat.com>
896 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
897 zero guard even if align_bytes != 0 and count is smaller than
900 2008-01-09 Vladimir Makarov <vmakarov@redhat.com>
902 PR rtl-optimization/38495
903 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
904 (add_range_and_copies_from_move_list): Print all added ranges.
905 Add ranges to memory optimized destination.
907 2009-01-09 Jakub Jelinek <jakub@redhat.com>
911 * config/i386/i386.c (override_options): Reject
912 -mstringop-strategy=rep_8byte with -m32.
913 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
914 to 1. Do count comparison against epilogue_size_needed at compile
915 time even when count_exp was constant forced into register. For
916 size_needed don't jump to epilogue, instead just avoid aligning
917 and invoke the body algorithm. If need_zero_guard, add zero guard
918 even if count is non-zero, but smaller than size_needed + number of
919 bytes that could be stored for alignment.
920 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
921 to 1. If need_zero_guard, add zero guard even if count is non-zero,
922 but smaller than size_needed + number of bytes that could be stored
923 for alignment. Compare size_needed with epilogue_size_needed instead
924 of desired_align - align, don't adjust size_needed, pass
925 epilogue_size_needed to the epilogue expanders.
928 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
930 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * pa.c (last_address): Change to unsigned.
933 (update_total_code_bytes): Change argument to unsigned. Don't
934 check if insn addresses are set.
935 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
936 addresses are not set.
937 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
939 2009-01-09 Nick Clifton <nickc@redhat.com>
941 * config/sh/symbian.c: Replace uses of DECL_INLINE with
942 DECL_DECLARED_INLINE_P.
944 2009-01-09 Jakub Jelinek <jakub@redhat.com>
947 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
948 GET_MODE (op0) in operand_subword_force calls.
951 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
952 fold_convert arg0 operands to TREE_TYPE (op0) first.
954 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
956 * params.def (ira-max-conflict-table-size): Decrease default value
959 2009-01-08 Jakub Jelinek <jakub@redhat.com>
961 PR tree-optimization/37031
962 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
964 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
965 allocate it using gc instead of heap, use VEC_quick_push instead of
967 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
968 instead of heap, use VEC_quick_push instead of VEC_safe_push.
969 * tree-data-ref.h (struct access_matrix): Change matrix to gc
970 allocated vector from heap allocated.
971 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
972 * tree-loop-linear.c (linear_transform_loops): Allocate nest
973 vector only after perfect_loop_nest_depth call.
975 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
976 Jan Sjodin <jan.sjodin@amd.com>
978 PR tree-optimization/38559
979 * graphite.c (debug_value, copy_constraint,
980 swap_constraint_variables, scale_constraint_variable, ): New.
981 (get_lower_bound, get_upper_bound): Removed.
982 (graphite_trans_bb_strip_mine): Clean up this code that works
983 only for constant number of iterations. Fully copy upper and
984 lower bound constraints, not only the constant part of them.
985 * graphite.h (debug_value): Declared.
987 2009-01-08 Ira Rosen <irar@il.ibm.com>
989 PR tree-optimization/37194
990 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
991 Don't add the cost of cost model guard in prologue to scalar
992 outside cost in case of known number of iterations.
994 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
995 Alan Modra <amodra@bigpond.net.au>
997 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
998 non-word-aligned REG+CONST addressing.
1000 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
1003 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
1004 free_after_compilation when outputting a thunk.
1005 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
1006 Do not call free_after_compilation here.
1008 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
1010 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
1011 (ix86_valid_target_attribute_inner_p): Ditto.
1013 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
1015 PR tree-optimization/38492
1016 PR tree-optimization/38498
1017 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
1018 * tree-chrec.h (scev_is_linear_expression): Declared.
1019 * graphite.c (graphite_cannot_represent_loop_niter): New.
1020 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
1021 (graphite_loop_normal_form): Use gcc_assert.
1022 (scan_tree_for_params): Use CASE_CONVERT.
1023 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
1024 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
1025 Use gcc_assert. Discard scops that contain unhandled cases.
1026 (build_scop_conditions): Return a boolean status for unhandled cases.
1027 (strip_mine_profitable_p): Print the loop number, not its depth.
1028 (is_interchange_valid): Pass the depth of the loop nest, don't
1029 recompute it wrongly.
1030 (graphite_trans_bb_block): Same.
1031 (graphite_trans_bb_block): Print tentative of loop blocking.
1032 (graphite_trans_scop_block): Do not print that the loop has been
1034 (graphite_transform_loops): Do not handle scops that contain condition
1037 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
1039 AVX Programming Reference (December, 2008)
1040 * config/i386/avxintrin.h (_mm256_stream_si256): New.
1041 (_mm256_stream_pd): Likewise.
1042 (_mm256_stream_ps): Likewise.
1044 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
1045 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
1046 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
1047 (bdesc_special_args): Add __builtin_ia32_movntdq256,
1048 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
1049 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
1050 (ix86_expand_special_args_builtin): Likewise.
1052 * config/i386/sse.md (AVXMODEDI): New.
1053 (avx_movnt<mode>): Likewise.
1054 (avx_movnt<mode>): Likewise.
1055 (<sse>_movnt<mode>): Remove AVX support.
1056 (sse2_movntv2di): Likewise.
1058 2009-01-07 Richard Guenther <rguenther@suse.de>
1061 * fold-const.c (extract_muldiv): Remove obsolete comment.
1062 (fold_plusminus_mult_expr): Undo MINUS_EXPR
1063 to PLUS_EXPR canonicalization for the canonicalization.
1065 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
1067 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
1068 hosted cross-compilers generating less efficient code.
1070 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
1072 * function.h (rtl_data): Add a dbr_scheduled_p field.
1073 * reorg.c (dbr_schedule): Set it.
1074 (gate_handle_delay_slots): Check it.
1075 * config/mips/mips.c (mips_base_delayed_branch): Delete.
1076 (mips_reorg): Check flag_delayed_branch instead of
1077 mips_base_delayed_branch.
1078 (mips_override_options): Don't set mips_base_delayed_branch
1079 or flag_delayed_branch.
1081 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
1083 PR rtl-optimization/38426.
1084 * ira.c (ira): Set current_function_is_leaf earlier.
1086 2009-01-06 Jakub Jelinek <jakub@redhat.com>
1088 PR rtl-optimization/38722
1089 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
1090 too early, only set a flag and modify after last possible
1093 2009-01-06 Janis Johnson <janis187@us.ibm.com>
1096 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
1097 * real.c (decimal_single_format): Correct values of emin and emax.
1098 (decimal_double_format): Ditto.
1099 (decimal_quad_format): Ditto.
1100 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
1101 computation of DECnn_MIN and DECnn_MAX for corrected values of
1102 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
1103 __DECnn_MIN__, and adjust its computation for the corrected value
1106 2009-01-06 Jan Hubicka <jh@suse.cz>
1109 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
1111 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
1113 * doc/contrib.texi (Contributors): Slightly adjust the end note.
1114 Add Robert Clark to the list of testers.
1116 2009-01-06 Jan Hubicka <jh@suse.cz>
1117 Kai Tietz <kai.tietz@onevision.com>
1119 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
1120 * config/i386/i386.c (ix86_expand_call): Add clobbers.
1122 2009-01-06 Jan Hubicka <jh@suse.cz>
1123 Kai Tietz <kai.tietz@onevision.com>
1125 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
1127 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
1128 (ix86_nsaved_regs): Count only general purpose regs.
1129 (ix86_nsaved_sseregs): New.
1130 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
1131 to 16 for w64; compute padding and size of sse reg save area.
1132 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
1133 general purpose regs.
1134 (ix86_emit_save_sse_regs_using_mov): New.
1135 (ix86_expand_prologue): Save SSE regs if needed.
1136 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
1137 (ix86_emit_restore_sse_regs_using_mov): New.
1138 (ix86_expand_epilogue): Save SSE regs if needed.
1140 2009-01-06 Jan Hubicka <jh@suse.cz>
1141 Kai Tietz <kai.tietz@onevision.com>
1143 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
1144 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
1145 functions when accumulate outgoing args is off.
1147 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
1150 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
1151 before using pseudos_have_intersected_live_ranges_p.
1153 * ira-int.h (ira_assert): Always define.
1155 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
1157 AVX Programming Reference (December, 2008)
1158 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
1159 (_mm256_permute2_pd): Likewise.
1160 (_mm_permute2_ps): Likewise.
1161 (_mm256_permute2_ps): Likewise.
1162 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
1163 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
1165 * config/i386/i386.c (ix86_builtins): Remove
1166 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1167 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
1168 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
1169 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
1170 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1171 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
1172 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
1173 __builtin_ia32_vpermil2ps256.
1174 (ix86_init_mmx_sse_builtins): Updated.
1175 (ix86_expand_args_builtin): Likewise.
1177 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1179 * pa.c (output_call): Relocate non-jump insns in the delay slot of
1180 long absolute calls when generating PA 2.0 code.
1182 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
1184 PR rtl-optimization/38583
1185 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
1187 * params.def (ira-max-conflict-table-size): New.
1189 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
1191 * ira.h (ira_conflicts_p): New external definition.
1193 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
1194 table. Report this. Return result of building.
1195 (ira_build_conflicts): Use ira_conflicts_p. Check result of
1196 building conflict table.
1198 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
1199 (ira_color): Use ira_conflicts_p.
1201 * global.c: Include ira.h.
1202 (pseudo_for_reload_consideration_p, build_insn_chain): Use
1205 * Makefile.in (global.o): Add ira.h.
1207 * ira-build.c (mark_all_loops_for_removal,
1208 propagate_some_info_from_allocno): New.
1209 (remove_unnecessary_allocnos): Call
1210 propagate_some_info_from_allocno.
1211 (remove_low_level_allocnos): New.
1212 (remove_unnecessary_regions): Add parameter. Call
1213 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
1214 parameter to remove_unnecessary_regions.
1215 (ira_build): Remove all regions but root if the conflict table was
1216 not built. Update conflict hard regs for allocnos crossing calls.
1218 * ira.c (ira_conflicts_p): New global.
1219 (ira): Define and use ira_conflicts_p.
1221 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
1222 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
1223 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
1225 2009-01-06 Ben Elliston <bje@au.ibm.com>
1227 * gengtype-lex.l (YY_NO_INPUT): Define.
1229 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1232 * c-common.c (handle_vector_size_attribute): Also reject
1235 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
1237 PR tree-optimization/38492
1238 * graphite.c (rename_map_elt, debug_rename_elt,
1239 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
1240 rename_map_elt_info, eq_rename_map_elts,
1241 get_new_name_from_old_name, bb_in_sese_p): Moved around.
1242 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
1243 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
1244 (sese_build_livein_liveouts): New.
1245 (new_sese, free_sese): New.
1246 (new_scop): Call new_sese.
1247 (free_scop): Call free_sese.
1248 (rename_variables_from_edge, rename_phis_end_scop): Removed.
1249 (register_old_new_names): Renamed register_old_and_new_names.
1250 (register_scop_liveout_renames, add_loop_exit_phis,
1251 insert_loop_close_phis, struct igp,
1252 default_liveout_before_guard, add_guard_exit_phis,
1253 insert_guard_phis, copy_renames): New.
1254 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
1255 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
1256 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
1257 (scop_adjust_phis_for_liveouts): New.
1258 (gloog): Call scop_adjust_phis_for_liveouts.
1260 * graphite.h (struct sese): Documented. Added fields liveout,
1262 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
1263 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
1264 (struct scop): Added field liveout_renames.
1265 (SCOP_LIVEOUT_RENAMES): New.
1267 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
1269 PR tree-optimization/38510
1270 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
1271 (translate_clast): Call recompute_all_dominators before
1273 (gloog): Call recompute_all_dominators before graphite_verify.
1275 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
1276 Jan Sjodin <jan.sjodin@amd.com>
1278 PR tree-optimization/38500
1279 * graphite.c (create_sese_edges): Call fix_loop_structure after
1282 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1284 * config.gcc: Add m32r*-*-rtems*.
1285 * config/m32r/rtems.h: New file.
1287 2009-01-05 Ben Elliston <bje@au.ibm.com>
1289 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
1290 (.po.pox): Likewise.
1291 (po/gcc.pot): Likewise.
1293 2009-01-04 David S. Miller <davem@davemloft.net>
1295 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
1296 (STARTING_FRAME_OFFSET): Always set to zero.
1298 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
1300 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
1301 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
1302 fixed-point types, and vectors of the same.
1304 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
1306 * config/mips/sync.md (*mb_barrier): Rename to...
1307 (*memory_barrier): ...this.
1309 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
1311 * doc/extend.texi (Function Attributes): Move @cindex after @item
1312 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
1313 and put in alphabetical order. Fix 'target' name and put in order.
1314 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
1317 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
1319 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
1320 (memory_barrier): Expand as unspec instead of unspec_volatile.
1321 Remove mem:BLK from insn operands. Use Pmode scratch register.
1322 (*memory_barrier): Define as unspec instead of unspec_volatile.
1323 Use (match_dup 0) as input operand.
1325 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
1326 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
1327 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
1328 scratch register. Remove operand 1.
1329 (*stbar): Define as unspec instead of unspec_volatile.
1330 Use (match_dup 0) as input operand, remove (const_int 8).
1331 (*membar): Define as unspec instead of unspec_volatile.
1332 Use (match_dup 0) as input operand, remove input operand 2.
1334 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
1335 (memory_barrier): Expand as unspec instead of unspec_volatile.
1336 Remove mem:BLK from insn operands. Use Pmode scratch register.
1337 (*memory_barrier): Define as unspec instead of unspec_volatile.
1338 Use (match_dup 0) as input operand.
1340 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
1341 Remove mem:BLK from insn operands. Use Pmode scratch register.
1342 Set volatile flag on operand 0.
1343 (*memory_barrier): New insn pattern.
1345 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
1347 (*memory_barrier): Use (match_dup 0) as input operand.
1349 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
1350 Remove mem:BLK from insn operands. Use Pmode scratch register.
1351 Set volatile flag on operand 0.
1352 (*mb_internal): New insn pattern.
1354 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
1356 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
1359 * function.c (struct temp_slot): Move to the section of the file
1360 that deals with temp slots. Remove field 'address'.
1361 (temp_slot_address_table): New hash table of address -> temp slot.
1362 (struct temp_slot_address_entry): New struct, items for the table.
1363 (temp_slot_address_compute_hash, temp_slot_address_hash,
1364 temp_slot_address_eq, insert_temp_slot_address): Support functions
1366 (find_temp_slot_from_address): Rewrite to use the new hash table.
1367 (remove_unused_temp_slot_addresses): Remove addresses of temp
1368 slots that have been made available.
1369 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
1370 worker function for remove_unused_temp_slot_addresses.
1371 (assign_stack_temp_for_type): Don't clear the temp slot address list.
1372 Add the temp slot address to the address -> temp slot map.
1373 (update_temp_slot_address): Update via insert_temp_slot_address.
1374 (free_temp_slots): Call remove_unused_temp_slot_addresses.
1375 (pop_temp_slots): Likewise.
1376 (init_temp_slots): Allocate the address -> temp slot map, or empty
1377 the map if it is already allocated.
1378 (prepare_function_start): Initialize temp slot processing.
1380 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
1383 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
1384 Calculate the size of all stack vars assuming no packing of stack
1385 vars will happen, replacing a quadratic algorithm with a linear one.
1387 2009-01-03 Jakub Jelinek <jakub@redhat.com>
1390 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
1393 2009-01-03 Diego Novillo <dnovillo@google.com>
1395 * doc/contrib.texi: Update contributions.
1397 2009-01-03 Jakub Jelinek <jakub@redhat.com>
1400 * builtins.c (fold_builtin_memory_op): Give up if either operand
1401 is volatile. Set srctype or desttype to non-qualified version
1405 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
1408 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1410 PR rtl-optimization/35805
1411 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
1412 problem if fast dce is able to remove any instructions.
1413 * dce.c (dce_process_block): Fix dump message.
1415 2009-01-02 Mark Mitchell <mark@codesourcery.com>
1418 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
1420 2009-01-02 Jakub Jelinek <jakub@redhat.com>
1423 * tree-flow.h (op_code_prio, op_prio): New prototypes.
1424 * tree-pretty-print.c (op_code_prio): New function.
1425 (op_prio): No longer static. Use op_code_prio.
1426 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
1427 Use op_prio and op_code_prio to determine if () should be
1428 printed around operand(s) or not.
1430 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
1431 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
1432 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
1433 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
1434 pp_character instead of pp_string for single letter printing.
1436 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
1438 * doc/extend.texi: Fix '#pragma GCC option' typo.
1440 2009-01-02 Richard Guenther <rguenther@suse.de>
1442 * doc/install.texi (--enable-checking): Mention different
1444 (--enable-stage1-checking): Document.
1446 2009-01-01 Andrew Pinski <pinskia@gmail.com>
1449 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
1450 case to be an error.
1452 2009-01-02 Ben Elliston <bje@au.ibm.com>
1454 * config/fp-bit.h (pack_d): Constify argument.
1455 * config/fp-bit.c (makenan): Constify return type. Remove casts.
1456 (isnan): Constify argument.
1460 (_fpadd_parts): Constify return type.
1461 (_fpmul_parts): Likewise.
1462 (_fpdiv_parts): Likewise.
1464 2009-01-01 Jakub Jelinek <jakub@redhat.com>
1467 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
1468 warn about overwriting initializer with side-effects or
1469 -Woverride-init if !IMPLICIT.
1470 (output_init_element): Likewise. Pass IMPLICIT down to
1472 (process_init_element): Add IMPLICIT argument. Pass it down
1473 to output_init_element.
1474 (push_init_element, pop_init_level, set_designator): Adjust
1475 process_init_element callers.
1476 (set_nonincremental_init, set_nonincremental_init_from_string):
1477 Adjust add_pending_init callers.
1478 (output_pending_init_elements): Adjust output_init_element callers.
1479 * c-tree.h (process_init_element): Adjust prototype.
1480 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
1481 process_init_element callers.