+2009-02-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/39124
+ * cfgloopmanip.c (remove_path): Call remove_bbs after
+ cancel_loop_tree, not before it.
+
+ PR target/39139
+ * function.h (struct function): Add has_local_explicit_reg_vars
+ bit.
+ * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
+ VAR_DECLs were seen.
+ * tree-ssa-live.c (remove_unused_locals): Recompute
+ cfun->has_local_explicit_reg_vars.
+ * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
+ copies or clearings if cfun->has_local_explicit_reg_vars.
+
+2009-02-10 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/39118
+ * config/i386/i386.c (expand_prologue): Emit blockage at the end
+ of function prologue when frame pointer is used to access
+ red zone area.
+
+2009-02-10 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/39127
+ * gimplify.c (gimple_regimplify_operands): Always look if
+ we need to create a temporary.
+
+2009-02-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39132
+ * tree-loop-distribution.c (todo): New global var.
+ (generate_memset_zero): Trigger TODO_rebuild_alias.
+ (tree_loop_distribution): Return todo.
+
+2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39119
+ * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
+ (x86_64_reg_class_name): Removed.
+ (classify_argument): Return 0 if bytes > 32. Return 0 if the
+ first one isn't X86_64_SSE_CLASS or any other ones aren't
+ X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
+ X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
+ is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
+ and 3 X86_64_SSEUP_CLASS.
+ (construct_container): Remove X86_64_AVX_CLASS. Handle 4
+ registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
+
+2009-02-10 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.md (allocate_stack): Always use an update
+ form instruction to update the stack back chain word, even if the
+ user has disabled the generation of update instructions.
+ (movdi_<mode>_update_stack): New.
+ (movsi_update_stack): Likewise.
+ * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
+ always use an update form instruction to update the stack back
+ chain word.
+
+2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/38953
+ * graphite.c (if_region_set_false_region): After moving a region
+ in the false branch of a condition, remove the empty dummy basic block.
+ (gloog): Remove wrong fix for PR38953.
+
+2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
+ generation due to implicit sign extension.
+
+2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/38981
+ * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
+ at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
+
+2009-02-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35202
+ * convert.c (convert_to_real): Disable (float)fn((double)x)
+ to fnf(x) conversion if errno differences may occur and
+ -fmath-errno is set.
+
+2009-02-07 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2009-02-06 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35434
+ * c-common.c (handle_alias_attribute): Disallow attribute for
+ anything not a FUNCTION_DECL or VAR_DECL.
+
+2009-02-06 Janis Johnson <janis187@us.ibm.com>
+
+ PR c/39035
+ * real.c (do_compare): Special-case compare of zero against
+ decimal float value.
+
+2009-02-06 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/36432
+ * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
+ as indicating flexible array members unless the field itself is
+ being declarared as the incomplete array.
+
+2009-02-06 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/38844
+ * ipa-inline.c (try_inline): Stop inlining recursion when edge
+ is already inlined.
+
+2009-02-06 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/38977
+ * tree-cfg.c (need_fake_edge_p): Force a fake edge for
+ fork because we may expand it as __gcov_fork.
+
+2009-02-06 Nick Clifton <nickc@redhat.com>
+
+ * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
+
+2009-02-06 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/35659
+ * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
+ vn_phi_eq): Shortcut if hashcode does not match.
+ (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
+ NULL operands.
+ * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
+ and avoid iterative_hash_expr.
+ (FOR_EACH_VALUE_ID_IN_SET): New.
+ (value_id_compare): Remove.
+ (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
+ sort expressions by value id.
+
+2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/38991
+ * config/sh/predicates.md (general_movsrc_operand): Don't check
+ the subreg of system registers here.
+
+2009-02-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/39106
+ * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
+ on the copied decl.
+
+2009-02-05 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/39110
+ * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
+ addresses, not aligned ones.
+
+2009-02-05 Daniel Berlin <dberlin@dberlin.org>
+ Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39100
+ * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
+ comment says and add edges.
+
+2009-02-05 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35435
+ * c-common.c (handle_tls_model_attribute): Ignore attribute for
+ non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
+
+2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
+ sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
+ register_bb_in_sese, new_sese, free_sese): Moved.
+ (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
+ outermost_loop_in_scop, build_scop_iteration_domain,
+ expand_scalar_variables_ssa_name, get_vdef_before_scop,
+ limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
+ Use loop_in_sese_p instead of loop_in_scop_p.
+ (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
+ (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
+ (scopdet_basic_block_info): Fix bug in scop detection.
+ (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
+ eq_loop_to_cloog_loop): Remove.
+ (nb_loops_around_loop_in_scop, nb_loop
+ ref_nb_loops): Moved here...
+ * graphite.h (ref_nb_loops): ... from here.
+ (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
+ (loop_domain_dim, loop_iteration_vector_dim): Remove.
+ (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
+ * testsuite/gcc.dg/graphite/scop-19.c: New
+
+2009-02-04 Paolo Bonzini <bonzini@gnu.org>
+ Hans-Peter Nilsson <hp@axis.com>
+
+ PR rtl-optimization/37889
+ * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
+ Move offset handling from PLUS to before the switch. Use new
+ arguments when considering SYMBOL_REFs too.
+ (rtx_addr_can_trap_p): Pass dummy offset and size.
+ (enum may_trap_p_flags): Remove.
+ (may_trap_p_1): Pass size from MEM_SIZE.
+
+ PR rtl-optimization/38921
+ * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
+ * rtl.h (may_trap_after_code_motion_p): Delete prototype.
+ * rtlanal.c (may_trap_after_code_motion_p): Delete.
+ (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
+
+2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ AVX Programming Reference (January, 2009)
+ * config/i386/sse.md (*vpclmulqdq): New.
+
+2009-02-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/38977
+ PR gcov-profile/38292
+ * calls.c (special_function_p): Disregard __builtin_ prefix.
+
+2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
+ non-indexable addresses even before reload.
+
+2009-02-03 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/29129
+ * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
+ as having variable size. Do not give an error for unnamed
+ parameters with [*] declarators. Give a warning for type names
+ with [*] declarators and mark them as variable size.
+ * c-parser.c (c_parser_sizeof_expression): Do not give an error
+ for sizeof applied to [*] type names.
+
+2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR C++/36607
+ * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
+
+2009-02-03 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.c (process_command): Update copyright notice dates.
+ * gcov.c (print_version): Likewise.
+ * gcov-dump.c (print_version): Likewise.
+ * mips-tfile.c (main): Likewise.
+ * mips-tdump.c (main): Likewise.
+
+2009-02-03 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35433
+ * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
+ for composite type involving a zero-length array type.
+
+2009-02-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35318
+ * function.c (match_asm_constraints_1): Skip over
+ initial optional % in the constraint.
+
+ PR inline-asm/39059
+ * c-parser.c (c_parser_postfix_expression): If fixed point is not
+ supported, don't accept FIXED_CSTs.
+ * c-decl.c (finish_declspecs): Error if fixed point is not supported
+ and _Sat is used without _Fract/_Accum. Set specs->type to
+ integer_type_node for cts_fract/cts_accum if fixed point is not
+ supported.
+
+2009-02-02 Catherine Moore <clm@codesourcery.com>
+
+ * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
+
+2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
+ (ABI_HAS_64BIT_SYMBOLS): Use it.
+ (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
+
+2009-02-02 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
+
+2009-02-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR inline-asm/39058
+ * recog.h (asm_operand_ok): Add constraints argument.
+ * recog.c (asm_operand_ok): Likewise. If it is set, for digits
+ recurse on matching constraint.
+ (check_asm_operands): Pass constraints as 3rd argument to
+ asm_operand_ok. Don't look up matching constraint here.
+ * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
+ to asm_operand_ok.
+
+2009-02-02 Ben Elliston <bje@au.ibm.com>
+
+ * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
+ TARGET_NARROW_VOLATILE_BITFIELD macro names.
+
+2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
+ information. Remove some obsolete information. Reorganize.
+
+ * config/pa/fptr.c: Revert license to GPL 2.
+ * config/pa/milli64.S: Likewise.
+
+2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR target/38904
+ * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
+ LIBRARY name in, instead of hard-coding it.
+ * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
+ extra target make frag to tmake_files according to EH model.
+ (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
+ * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
+ frags that define makefile variable EH_MODEL appropriately.
+ * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
+ * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
+ to "-sjlj" according to type of EH configured.
+ (LIBGCC_SONAME): Concatenate it to shared library base name.
+ * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
+ to "_sjlj" according to type of EH configured.
+ (LIBGCC_SONAME): Concatenate it to shared library base name.
+ * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
+ (SHLIB_LINK): Add missing semicolon to if-else construct.
+ (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
+ string value of "pe_dll" command-line option.
+ * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
+ (SHLIB_SONAME): Use it when overriding t-cygming default.
+ (SHLIB_IMPLIB): Override t-cygming default.
+ (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
+ string value of "pe_dll" command-line option.
+
+2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR target/38952
+ * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
+ (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
+
+2009-01-31 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38937
+ * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
+ computing the transitive closure.
+
+2009-01-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39041
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
+ Propagate variable indices only if the types match for this stmt.
+
+2009-01-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39013
+ * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
+ inline but never defined.
+
+2009-01-30 Wolfgang Gellerich <gellerich@de,ibm.com>
+
+ * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
+ (*insv_h_di_reg_extimm): New insn.
+ (*insv_l<mode>_reg_extimm): New insn.
+
+2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (flag_conserve_stack): set
+ PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
+ fconserve-stack. Reduce call-overhead used by inliner.
+
+2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ PR/38157
+ * common.opt (flag_conserve_stack): Initialised to zero.
+
+2009-01-30 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/39002
+ * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
+ (ix86_expand_epilogue): Take nsseregs in account to use proper restore
+ method.
+
+2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ * ira-color.c (allocno_reload_assign): Update comments.
+ * regmove.c (regmove_optimize): Likewise.
+
+ * ra.h: Removed.
+
+2009-01-29 Robert Millan <rmh@aybabtu.com>
+
+ * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
+ * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
+ `MD_UNWIND_SUPPORT'.
+ * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
+
+2009-01-29 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/39007
+ * tree-loop-distribution.c (generate_builtin): Use
+ recompute_dominator to compute the immediate dominator of the
+ basic block just after the loop.
+
+2008-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
+ (ASM_OUTPUT_DWARF_PCREL): Define.
+
+2008-01-29 Vladimir Makarov <vmakarov@redhat.com>
+
+ * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
+ * doc/passes.texi: Remove entries about regclass, local-alloc, and
+ global. Modify entries about regmove and IRA.
+
+ * ra-conflict.c: Remove the file.
+
+ * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
+
+ * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
+ (pass_regclass_init): Rename to pass_reginfo_init.
+
+ * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
+
+ * toplev.h (flag_ira): Remove.
+
+ * caller-save.c (setup_save_areas): Remove flag_ira.
+
+ * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
+
+ * global.c: Remove the file.
+
+ * opts.c: (decode_options): Remove flag_ira.
+
+ * hard-reg-set.h (losing_caller_save_reg_set): Remove.
+
+ * regmove.c: Modify file description.
+ (find_use_as_address, try_auto_increment): Define them only if
+ AUTO_INC_DEC is defined.
+ (replacement_quality, replace_in_call_usage, fixup_match_1,
+ stable_and_no_regs_but_for_p): Remove.
+ (reg_set_in_bb): Make it static.
+ (regmove_optimize): Remove flag_ira and code which worked for
+ !flag_ira.
+
+ * local-alloc.c: Remove the file.
+
+ * common.opt (fira): Remove.
+
+ * ira.c: Include except.h.
+ (eliminable_regset): Move from global.c.
+ (mark_elimination): Ditto. Remove flag_ira.
+ (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
+ equiv_mem_modified, validate_equiv_mem_from_store,
+ validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
+ contains_replace_regs, memref_referenced_p, memref_used_between_p,
+ no_equiv, recorded_label_ref): Move from local-alloc.c.
+ (update_equiv_regs): Ditto. Make it static.
+ (print_insn_chain, print_insn_chains): Move it from global.c.
+ (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
+ (build_insn_chain): Ditto. Make it static.
+ (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
+ Rename to init_live_subregs.
+ (gate_ira): Remove flag_ira.
+
+ * regclass.c: Rename reginfo.c. Change file description.
+ (FORBIDDEN_INC_DEC_CLASSES): Remove.
+ (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
+ (init_reg_sets_1): Remove code for evaluation of
+ reg_class_superclasses and losing_caller_save_reg_set.
+ (init_regs): Remove init_reg_autoinc.
+ (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
+ ok_for_base_p_nonstrict): Remove.
+ (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
+ (pass_regclass_init): Rename to pass_reginfo_init. Modify
+ corresponding entries.
+ (dump_regclass, record_operand_costs, scan_one_insn,
+ init_reg_autoinc, regclass, record_reg_classes, copy_cost,
+ record_address_regs, auto_inc_dec_reg_p): Remove.
+ (gt-regclass.h): Rename to gt-reginfo.h.
+
+ * rtl.h (dump_global_regs, retry_global_alloc,
+ build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
+
+ * Makefile.in (RA_H): Remove.
+ (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
+ Rename regclass.o to reginfo.o.
+ (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
+ gt-reginfo.h.
+ (global.o, local-alloc.o, ra-conflict.o): Remove entries.
+ (GTFILES): Rename regclass.c to reginfo.c.
+
+ * passes.c (init_optimization_passes): Remove pass_local_alloc and
+ pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
+
+ * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
+ count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
+ Remove flag_ira.
+ (finish_spills): Ditto. Remove code for !flga_ira.
+
+2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/35854
+ * doc/invoke.texi (rtl debug options): Complete rewrite.
+ * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
+ to auto_inc_dec".
+ * mode-switching.c (pass_mode_switching): Rename pass from
+ "mode-sw" to "mode_sw".
+ * except.c (pass_convert_to_eh_ranges): Rename pass from
+ "eh-ranges" to "eh_ranges".
+ * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
+ to "subreg1".
+
+
+2009-01-29 Andrey Belevantsev <abel@ispras.ru>
+ Alexander Monakov <amonakov@ispras.ru>
+
+ PR middle-end/38857
+ * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
+ register.
+ (move_exprs_to_boundary): Change return type and pass through
+ should_move from move_op. Relax assert. Update usage ...
+ (schedule_expr_on_boundary): ... here. Use should_move instead of
+ cant_move.
+ (move_op_orig_expr_found): Indicate that insn was disconnected from
+ stream.
+ (code_motion_process_successors): Do not call after_merge_succs
+ callback if original expression was not found when traversing any of
+ the branches.
+ (code_motion_path_driver): Change return type. Update prototype.
+ (move_op): Update comment. Add a new parameter (should_move). Update
+ prototype. Set *should_move based on indication provided by
+ move_op_orig_expr_found.
+
+2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
+
+ * doc/invoke.texi (avoid-indexed-addresses): Document new option.
+ * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
+ * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
+ * config/rs6000/rs6000.c (rs6000_override_options): Default
+ avoid-indexed-addresses on for Power6, off for everything else.
+ (avoiding_indexed_address_p): New function.
+ (rs6000_legitimize_address): Use it.
+ (rs6000_legitimate_address): Likewise.
+ * config/rs6000/rs6000.md (movXX_updateX): Likewise
+
+2009-01-28 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/38997
+ * tree-loop-distribution.c (generate_memset_zero): Use
+ POINTER_PLUS_EXPR for a pointer addition.
+
+2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md (bswap<mode>2): New pattern added.
+
+2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.md (*tls_load_31): Added type attribute.
+
+2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.md: Fix a few comments.
+
+2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
+ (*tm<mode>_full): Fixed z10prop attribute.
+ (*tst<mode>_extimm): Fixed z10prop attribute.
+ (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
+ (*tstqiCCT_cconly): Fixed z10prop attribute.
+ (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
+ (*movsi_larl): Fixed z10prop attribute.
+ (*movsi_zarch): Fixed z10prop attribute.
+ (*movsi_eas): Fixed z10prop attribute.
+ (*movhi): Fixed z10prop attribute.
+ (*movqi): Fixed z10prop attribute.
+ (*movstrictqi): Fixed z10prop attribute.
+ (*mov<mode>): Fixed z10prop attribute.
+ (*movcc): Fixed z10prop attribute.
+ (*sethighpartdi_64): Fixed z10prop attribute.
+ (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
+ (*negdi2_sign_cc): Fixed z10prop attribute.
+ (*negdi2_sign): Fixed z10prop attribute.
+ (*absdi2_sign_cc): Fixed z10prop attribute.
+ (*absdi2_sign): Fixed z10prop attribute.
+ (*negabsdi2_sign_cc): Fixed z10prop attribute.
+ (*negabsdi2_sign): Fixed z10prop attribute.
+ (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
+ (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
+ (doloop_si64): Fixed z10prop attribute.
+ (doloop_si31): Fixed z10prop attribute.
+ (doloop_long): Fixed z10prop attribute.
+ (indirect_jump): Fixed z10prop attribute.
+ (nop): Fixed z10prop attribute.
+ (main_base_64): Fixed z10prop attribute.
+ (reload_base_64): Fixed z10prop attribute.
+
+2009-01-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/38740
+ * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling if !optimize.
+ * config/mips/mips.c (mips_reorg): Likewise.
+
+2009-01-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38926
+ * tree-ssa-pre.c (add_to_value): Assert we add only expressions
+ with the correct value id to a value.
+ (do_regular_insertion): Use the value number of edoubleprime
+ for the value number of the expr.
+
+ Revert
+ 2008-08-21 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
+ a PHI ask VN if it is already available.
+ * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
+ * tree-ssa-sccvn.c (vn_phi_lookup): Export.
+
+2009-01-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38934
+ * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
+ set to varying whenever max has TREE_OVERFLOW set, similarly
+ for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
+
2009-01-28 Richard Guenther <rguenther@suse.de>
PR middle-end/38908
(compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
statements.
-2009-01-27 Uros Bizjak <ubizjak@gmail.com>
+2009-01-27 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/38969
* calls.c (initialize_argument_information): Do not wrap complex
(record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
__builtin_constant_p.
-2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
+2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* dce.c (delete_unmarked_insns): Reversed the order that insns are
examined before deleting them.
* function.c (aggregate_value_p): Correctly extract the function
type from CALL_EXPR_FN lookup.
-2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
+2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
* config/picochip/picochip.c (picochip_override_options): Revert
CFI asm flag disable commited previously.
(gimple_expand_cfg): Update stack boundary and check incoming
stack boundary here.
-2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
+2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
* dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
* expmed.c (store_bit_field_1): Properly truncate the paradoxical
subreg of op0 to the original op0.
-2009-01-11 Laurent GUERBY <laurent@guerby.net>
+2009-01-11 Laurent GUERBY <laurent@guerby.net>
* doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
2009-01-09 Diego Novillo <dnovillo@google.com>
- * gimple.h (struct gimple_statement_base)<uid>: Document
+ * gimple.h (struct gimple_statement_base) <uid>: Document
the restrictions on its use.
(gimple_uid): Tidy.
(gimple_set_uid): Tidy.
Add Robert Clark to the list of testers.
2009-01-06 Jan Hubicka <jh@suse.cz>
- Kai Tietz <kai.tietz@onevision.com>
+ Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
* config/i386/i386.c (ix86_expand_call): Add clobbers.
2009-01-06 Jan Hubicka <jh@suse.cz>
- Kai Tietz <kai.tietz@onevision.com>
+ Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
for w64 ABI.
(ix86_expand_epilogue): Save SSE regs if needed.
2009-01-06 Jan Hubicka <jh@suse.cz>
- Kai Tietz <kai.tietz@onevision.com>
+ Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
* config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
(gloog): Call recompute_all_dominators before graphite_verify.
2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
- Jan Sjodin <jan.sjodin@amd.com>
+ Jan Sjodin <jan.sjodin@amd.com>
PR tree-optimization/38500
* graphite.c (create_sese_edges): Call fix_loop_structure after
splitting blocks.
-2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
+2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
* config.gcc: Add m32r*-*-rtems*.
* config/m32r/rtems.h: New file.
* builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
and FUNCTION_DECLs.
-2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
+2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/35805
* df-problems.c (df_lr_finalize): Add recursive call to resolve lr
* doc/extend.texi: Fix '#pragma GCC option' typo.
-2009-01-02 Richard Guenther <rguenther@suse.de>
+2009-01-02 Richard Guenther <rguenther@suse.de>
* doc/install.texi (--enable-checking): Mention different
default for stage1.