+2009-07-14 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/predicates.md (offsettable_mem_operand): Test
+ RTX_AUTOINC class.
+
+2009-07-14 Dodji Seketeli <dodji@redhat.com>
+
+ PR debug/40705
+ PR c++/403057
+ * dwarf2.out.c (gen_type_die_with_usage): Added comment.
+
+2009-07-14 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/40745
+ * cfgexpand.c (partition_stack_vars): Do not bother to update
+ alias information when not optimizing.
+
+2009-07-14 Richard Guenther <rguenther@suse.de>
+ Andrey Belevantsev <abel@ispras.ru>
+
+ * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
+ (pt_solution_set): Likewise.
+ * tree-ssa-alias.c (refs_may_alias_p_1): Export.
+ * tree-ssa-structalias.c (pt_solution_set): New function.
+ * final.c (rest_of_clean_state): Free SSA data structures.
+ * print-rtl.c (print_decl_name): Remove.
+ (print_mem_expr): Implement in terms of print_generic_expr.
+ * alias.c (ao_ref_from_mem): New function.
+ (rtx_refs_may_alias_p): Likewise.
+ (true_dependence): Query alias-export info.
+ (canon_true_dependence): Likewise.
+ (write_dependence_p): Likewise.
+ * tree-dfa.c (get_ref_base_and_extent): For void types leave
+ size unknown.
+ * emit-rtl.c (component_ref_for_mem_expr): Remove.
+ (mem_expr_equal_p): Use operand_equal_p.
+ (set_mem_attributes_minus_bitpos): Do not use
+ component_ref_for_mem_expr.
+ * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
+ (update_alias_info_with_stack_vars): Likewise.
+ (partition_stack_vars): Call update_alias_info_with_stack_vars.
+ * tree-ssa.c (delete_tree_ssa): Do not release SSA names
+ explicitly nor clear stmt operands.
+ Free the decl-to-pointer map.
+ * tree-optimize.c (execute_free_datastructures): Do not free
+ SSA data structures here.
+ * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
+ * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
+ (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
+ dependencies.
+ (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
+
+2009-07-13 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
+ unrolling at the right iteration count.
+
+ * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
+ calculations.
+
+2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
+
+ * haifa-sched.c
+ (rank_for_schedule): Introduced flags to enable/disable
+ individual scheduling heuristics.
+ * common.opt: Introduced flags to enable/disable
+ individual heuristics in the scheduler.
+ * doc/invoke.texi: Introduced flags to enable/disable
+ individual heuristics in the scheduler.
+
+2009-07-13 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
+ config/i386/mingw-tls.c.
+ * config/i386/mingw-tls.c: Removed.
+
+2009-07-13 Ira Rosen <irar@il.ibm.com>
+
+ * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
+ checks access only relevant statements.
+ (vectorizable_reduction): Likewise.
+
+2009-07-12 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
+ just for 32-bit case.
+
+2009-07-12 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/40585
+ * except.c (expand_resx_expr): When there already is resume
+ instruction, produce linked list.
+ (build_post_landing_pads): Assert that resume is empty.
+ (connect_post_landing_pads): Handle resume lists.
+ (dump_eh_tree): Dump resume list.
+
+2009-07-12 Ira Rosen <irar@il.ibm.com>
+
+ * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
+ with additional argument.
+ * tree-vectorizer.h (enum vect_def_type): Add
+ vect_double_reduction_def.
+ (vect_is_simple_reduction): Add argument.
+ * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
+ indentation.
+ (vect_analyze_scalar_cycles_1): Detect double reduction. Call
+ vect_is_simple_reduction with additional argument.
+ (vect_analyze_loop_operations): Handle exit phi nodes in case of
+ double reduction.
+ (reduction_code_for_scalar_code): Handle additional codes by
+ returning ERROR_MARK for them. Fix comment and indentation.
+ (vect_is_simple_reduction): Fix comment, add argument to specify
+ double reduction. Detect double reduction.
+ (get_initial_def_for_induction): Fix indentation.
+ (get_initial_def_for_reduction): Fix comment and indentation.
+ Handle double reduction. Create initial definitions that do not
+ require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
+ (vect_create_epilog_for_reduction): Fix comment, add argument to
+ handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
+ epilogue result extraction. Create double reduction phi node and
+ replace relevant uses.
+ (vectorizable_reduction): Call vect_is_simple_reduction with
+ additional argument. Fix indentation. Update epilogue code treatment
+ according to the changes in reduction_code_for_scalar_code. Check
+ for double reduction. Call vect_create_epilog_for_reduction with
+ additional argument.
+ * tree-vect-stmts.c (process_use): Handle double reduction, update
+ documentation.
+ (vect_mark_stmts_to_be_vectorized): Handle double reduction.
+ (vect_get_vec_def_for_operand): Likewise.
+
+2009-07-12 Danny Smith <dansmister@gmail.com>
+
+ * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
+ dllexport if !TREE_PUBLIC.
+ (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
+
+2009-07-11 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
+ (avr_extra_arch_macro) Remove declatation.
+ * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
+ (avr_extra_arch_macro) Declare as static.
+ * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
+
+2009-07-11 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/48388
+ * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
+
+2009-07-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/40713
+ * dwarf2out.c (dw_fde_struct): Add in_std_section and
+ cold_in_std_section bits.
+ (dwarf2out_begin_prologue): Initialize them.
+ (dwarf2out_finish): Don't emit FDE range into .debug_ranges
+ if already covered by text_section or cold_text_section range.
+
+ PR rtl-optimization/40667
+ * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
+ * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
+ * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
+ * config/i386/i386.c (ix86_minimum_alignment): New function.
+ * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
+ * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
+ * emit-rtl.c (gen_reg_rtx): Likewise.
+ * function.c (assign_parms): Likewise. If nominal_type needs
+ bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
+ rather than passed_type's alignment.
+
+ PR target/40668
+ * function.c (assign_parm_setup_stack): Adjust
+ MEM_OFFSET (data->stack_parm) if promoted_mode is different
+ from nominal_mode on big endian.
+
+2009-07-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
+
+2009-07-10 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
+
+2009-07-10 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
+ attribute.
+ (thumb2_cbnz): Likewise.
+
+2009-07-10 David Daney <ddaney@caviumnetworks.com>
+
+ PR target/39079
+ * config.gcc (supported_defaults): Add synci.
+ (with_synci): Add validation.
+ (all_defaults): Add synci.
+ * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
+ ISA_HAS_SYNCI.
+ (synci): Same.
+ * config/mips/mips.opt (msynci): New option.
+ * config/mips/mips.c (mips_override_options): Warn on use of
+ -msynci for targets that do now support it.
+ * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
+ msynci.
+ * gcc/doc/invoke.texi (-msynci): Document the new option.
+ * doc/install.texi (--with-synci): Document the new option.
+
+2009-07-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/40496
+ * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
+ the PHI result with a compatible type.
+
+2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR 25509
+ PR 40614
+ * c.opt (Wunused-result): New.
+ * doc/invoke.texi: Document it.
+ * c-common.c (c_warn_unused_result): Use it.
+
+2009-07-09 DJ Delorie <dj@redhat.com>
+
+ * targhooks.c (default_target_can_inline_p): Rename from
+ default_target_option_can_inline_p.
+ * targhooks.h (default_target_can_inline_p): Likewise.
+ * target-def.h (TARGET_CAN_INLINE_P): Rename from
+ TARGET_OPTION_CAN_INLINE_P.
+ * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
+ * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
+ (mep_target_can_inline_p): Rename from
+ mep_target_option_can_inline_p.
+
+ PR target/40626
+ * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
+ registers used to pass vectors.
+
+ * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
+
+2009-07-09 Tom Tromey <tromey@redhat.com>
+
+ * unwind-dw2-fde-darwin.c: Include dwarf2.h.
+ * config/mmix/mmix.c: Include dwarf2.h.
+ * config/rs6000/darwin-fallback.c: Include dwarf2.h.
+ * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
+ * config/sh/sh.c: Include dwarf2.h.
+ * config/i386/i386.c: Include dwarf2.h.
+ * Makefile.in (DWARF2_H): Remove 'elf'.
+ * except.c: Include dwarf2.h.
+ * unwind-dw2.c: Include dwarf2.h.
+ * dwarf2out.c: Include dwarf2.h.
+ * unwind-dw2-fde-glibc.c: Include dwarf2.h.
+ * unwind-dw2-fde.c: Include dwarf2.h.
+ * dwarf2asm.c: Include dwarf2.h.
+
+2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * haifa-sched.c (insn_finishes_cycle_p): New static function.
+ (max_issue): Use it.
+ * sched-int.h (struct sched_info: insn_finishes_block_p): New
+ scheduler hook.
+ * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
+ (region_sched_info): Update.
+ * sched-ebb.c (ebb_sched_info): Update.
+ * modulo-sched.c (sms_sched_info): Update.
+ * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
+
+2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * varasm.c (build_constant_desc): Don't share RTL in pool entries.
+
+2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
+
+ * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
+
+2009-07-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40692
+ * fold-const.c (fold_cond_expr_with_comparison): Don't replace
+ arg1 with arg01 if arg1 is already INTEGER_CST.
+
+2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
+
+ * simplify-rtx.c (simplify_binary_operation_1) <AND>:
+ Transform (and (truncate)) into (truncate (and)).
+
+2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
+
+ * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
+ creating LHS paradoxical subregs. Fix surrounding returns to
+ use NULL_RTX rather than 0.
+
+2009-07-08 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep.c: (mep_option_can_inline_p): New.
+ (TARGET_OPTION_CAN_INLINE_P): Define.
+
+2009-07-08 Mark Wielaard <mjw@redhat.com>
+
+ PR debug/40659
+ * dwarf2out.c (add_data_member_location_attribute): When we have
+ only a constant offset don't emit a new location description using
+ DW_OP_plus_uconst, but just add the constant with add_AT_int, when
+ dwarf_version > 2.
+
+2009-07-08 Richard Henderson <rth@redhat.com>
+
+ PR target/38900
+ * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
+ (enum reg_class): Add CLOBBERED_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
+ * config/i386/i386.c (ix86_conditional_register_usage): Moved
+ from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
+ (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
+ (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
+ force 64-bit sibcalls into R11.
+ * config/i386/constraints.md (U): New constraint.
+ * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
+ (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
+ (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
+
+2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
+
+ * basic-block.h (dump_regset, debug_regset): Remove duplicate
+ prototypes.
+ * c-objc-common.h (c_initialize_diagnostics): Ditto.
+ * ebitmap.h (dump_ebitmap): Ditto.
+ * optabs.h (optab_libfunc): Ditto.
+ * tree.h (tree_expr_nonzero_warnv_p): Ditto.
+ * tree-flow.h (vect_can_force_dr_alignment_p,
+ get_vectype_for_scalar_type): Ditto.
+ (vectorize_loops): Move prototype to ...
+ * tree-vectorizer.h: ... here. Also, adjust comment.
+ (vect_set_verbosity_level): Remove duplicate prototype.
+ * tree-ssa-loop.c: Include tree-vectorizer.h.
+ * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
+
+2009-07-08 Nick Clifton <nickc@redhat.com>
+
+ * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
+ forward slash.
+
+2009-07-08 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
+ cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
+ cpmovtocc_P0S_P1): Mark volatile. Note which registers are
+ written to.
+ * config/mep/intrinsics.md: Regenerated.
+ * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
+ registers when asm() or calls are detected.
+
+2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR c++/31246
+ * gimplify.c (gimplify_expr): Propagate no_warning flag when
+ gimplifying.
+ * gimple (gimple_build_call_from_tree): Likewise.
+ * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
+ no_warning flag before warning.
+
+2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ * tree.c (set_expr_locus): Remove.
+ * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
+ * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
+ EXPR_LOCATION.
+ * gimplify.c (internal_get_tmp_var): Likewise.
+ (gimplify_call_expr): Likewise.
+ (gimplify_one_sizepos): Likewise.
+
+2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR debug/40666
+ * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
+ to variables for debugging purposes.
+
+2009-06-23 Mark Loeser <mark@halcy0n.com>
+
+ PR build/40010
+ * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
+
+2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ * pretty-print.c (pp_base_format): Remove %J.
+ * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
+ gcc_cxxdiag_char_table): Likewise.
+ (init_dynamic_diag_info): Likewise.
+
+2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ * pretty-print.c (pp_base_format): Remove %H.
+ * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
+ gcc_cxxdiag_char_table): Likewise.
+ (init_dynamic_diag_info): Likewise.
+ * config/mep/mep.c (mep_select_section): Likewise.
+
+2009-07-07 Duncan Sands <baldrick@free.fr>
+
+ * final.c (pass_clean_state): Give the pass a name.
+ * passes.c (pass_rest_of_compilation): Likewise.
+ * tree-optimize.c (pass_all_optimizations): Likewise.
+
+2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
+ an extra 'decl' for error_at.
+
+2009-07-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40669
+ * tree-tailcall.c (adjust_return_value_with_ops,
+ create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
+ if it has complex or vector type.
+
+2009-07-07 Olivier Hainque <hainque@adacore.com>
+
+ * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
+ pthread symbols.
+
+2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
+
+ * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
+
+2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ * cgraphunit.c: Replace %J by an explicit location. Update all calls.
+ * c-decl.c: Likewise.
+ * function.c: Likewise.
+ * varasm.c: Likewise.
+ * tree-ssa.c: Likewise.
+ * c-common.c: Likewise.
+ * tree-cfg.c: Likewise.
+ * config/spu/spu.c: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/v850/v850.c: Likewise.
+
+2009-07-06 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
+ * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
+ unspecified accesses to control registers.
+ * config/mep/intrinsics.md: Regenerate.
+ * config/mep/intrinsics.h: Regenerate.
+ * config/mep/mep-intrin.h: Regenerate.
+
+2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ * c-lex.c: Replace %H by an explicit location. Update all calls.
+ * c-common.c: Likewise.
+ * c-decl.c: Likewise.
+ * c-typeck.c: Likewise.
+ * fold-const.c: Likewise.
+ * gimplify.c: Likewise.
+ * stmt.c: Likewise.
+ * tree-cfg.c: Likewise.
+ * tree-ssa-loop-niter.c: Likewise.
+ * tree-vrp.c: Likewise.
+ * value-prof.c: Likewise.
+
+2009-07-06 Diego Novillo <dnovillo@google.com>
+
+ * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
+ if it has one. Handle cases where VAR does not have an
+ annotation or cfun is NULL.
+
+2009-07-06 Diego Novillo <dnovillo@google.com>
+
+ * tree.c: Include debug.h.
+ (initialize_tree_contains_struct): New.
+ (init_ttree): Call it.
+ (tree_node_structure_for_code): Factor out of ...
+ (tree_node_structure): ... here.
+ * treestruct.def (TS_PHI_NODE): Remove.
+ (TS_GIMPLE_STATEMENT): Remove.
+
+2009-07-06 Diego Novillo <dnovillo@google.com>
+
+ * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
+ (debug_tree_chain): Handle cycles.
+
+2009-07-06 Nick Clifton <nickc@redhat.com>
+ DJ Delorie <dj@redhat.com>
+
+ * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
+ __FMOVD_ENABLED__ is defined.
+ * config/sh/sh.h
+ (TARGET_FMOVD): Provide a default definition.
+ (MASK_FMOVD): Likewise.
+ (TARGET_CPU_CPP_BUILTINS): Define
+ __FMOVD_ENABLED__ if TARGET_FMOVD is true.
+ * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
+ two fmov instructions depending upon whether TARGET_FMOVD is enabled.
+ (split for DF load from memory into register): Also handle
+ MEMs which consist of REG+DISP addressing.
+ (split for DF store from register to memory): Likewise.
+ (movsf_ie): Always use single fp_mode.
+ * config/sh/sh.c (sh_override_options): Do not automatically
+ enable TARGET_MOVD for the SH2A when supporting doubles - leave
+ that to the -mfmovd command line switch.
+ (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
+ (fldi_ok): Always allow.
+ * config/sh/sh.opt (mfmovd): Remove this switch.
+ * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
+
+2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
+ Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/30807
+ * postreload.c (reload_combine): For every new use of REG_SUM,
+ record the use of BASE.
+
+2009-07-06 Jan Hubicka <jh@suse.cz>
+
+ * params.def: Revert my accidental commit at 2009-06-30.
+
+2009-07-04 Ian Lance Taylor <iant@google.com>
+
+ PR target/40636
+ * config/i386/msformat-c.c (mingw_format_attributes): Declare as
+ EXPORTED_CONST.
+ (mingw_format_attribute_overrides): Likewise.
+
+2009-07-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/40596
+ * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
+ don't check cfa.reg. Instead of cfa.indirect use
+ fde && fde->drap_reg != INVALID_REGNUM test.
+
+2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
+
+ * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
+
+2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/40587
+ * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
+
+2009-07-03 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/40640
+ * tree-switch-conversion.c (build_arrays): Perform arithmetic
+ in original type.
+
+2009-07-03 Jan Hubicka <jh@suse.cz>
+
+ * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
+ for size, reduce amount of inlining.
+
+2009-07-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34163
+ * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
+ if t +- x is known to not overflow and the conversion widens the
+ operation.
+ * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
+
+2009-07-03 Jan Hubicka <jh@suse.cz>
+
+ * ipa-pure-const.c (analyze): Update loop optimizer init.
+ * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
+ try_remove_empty_loop, remove_empty_loops): Remove.
+ * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
+ * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
+ to mark regular loops as neccesary.
+ (degenerate_phi_p): New function.
+ (propagate_necessity, remove_dead_phis): Use it.
+ (forward_edge_to_pdom): Likewise.
+ (eliminate_unnecessary_stmts): Take care to remove uses of results of
+ virtual PHI nodes that became unreachable.
+ (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
+ * tree-flow.h (remove_empty_loops): Remove.
+ * passes.c (init_optimization_passes): Remove.
+
+2009-07-03 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
+ can_create_pseudo_p.
+ (*fix_trunc<mode>_i387_1): Ditto.
+ (*floathi<mode>2_1): Ditto.
+ (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
+ (*fistdi2_1): Ditto.
+ (*fist<mode>2_1): Ditto.
+ (frndintxf2_floor): Ditto.
+ (*fist<mode>2_floor_1): Ditto.
+ (frndintxf2_ceil): Ditto.
+ (*fist<mode>2_ceil_1): Ditto.
+ (frndintxf2_trunc): Ditto.
+ (frndintxf2_mask_pm): Ditto.
+ (fxam<mode>2_i387_with_temp): Ditto.
+ * config/i386/sse.md (mulv16qi3): Ditto.
+ (*sse2_mulv4si3): Ditto.
+ (mulv2di3): Ditto.
+ (sse4_2_pcmpestr): Ditto.
+ (sse4_2_pcmpistr): Ditto.
+
+2009-07-03 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
+ (mark_stmt_necessary): Set it.
+ (mark_operand_necessary): Set it.
+ (mark_control_dependent_edges_necessary): Set it.
+ (mark_virtual_phi_result_for_renaming): New function.
+ (get_live_post_dom): New function.
+ (forward_edge_to_pdom): New function.
+ (remove_dead_stmt): Fix handling of control dependences.
+ (tree_dce_init): Init new bitmap.
+ (tree_dce_done): Free it.
+
+2009-07-02 Richard Guenther <rguenther@suse.de>
+
+ PR bootstrap/40617
+ * tree-ssa-structalias.c (new_var_info): Initialize
+ is_restrict_var.
+
+2009-07-02 Jan Hubicka <jh@suse.cz>
+
+ * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
+ local.
+
+2009-07-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
+ instead of recomputing it. Adjust calls.
+ (emit_store_flag): Adjust recursive calls.
+
+2009-07-02 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-live.c (remove_unused_locals): Do not remove
+ heap variables.
+ * tree-ssa-structalias.c (handle_lhs_call): Delay setting
+ of DECL_EXTERNAL for HEAP variables.
+ (compute_points_to_sets): Set DECL_EXTERNAL for escaped
+ HEAP variables. Do not adjust RESTRICT vars.
+ (find_what_var_points_to): Nobody cares if something
+ points to READONLY.
+
+2009-07-02 Ben Elliston <bje@au.ibm.com>
+
+ * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
+ pc_low and pc_high declarations to the top of the function.
+
+2009-07-01 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep.c (mep_handle_option): Leave IVC2 control
+ registers as fixed.
+ (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
+ * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
+ unspecified accesses to control registers.
+ * config/mep/intrinsics.md: Regenerate.
+ * config/mep/intrinsics.h: Regenerate.
+ * config/mep/mep-intrin.h: Regenerate.
+
+2009-07-01 Anthony Green <green@moxielogic.com>
+
+ * config/moxie/moxie.c (moxie_expand_prologue): Use dec
+ instruction when possible.
+ (moxie_expand_prologue): Ditto. Also, save an instruction and
+ some complexity by popping off of $r12 instead of $sp.
+ * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
+ operands.
+
+2009-07-01 Richard Henderson <rth@redhat.com>
+
+ PR bootstrap/40347
+ * function.c (reposition_prologue_and_epilogue_notes): If epilogue
+ contained no insns, reposition note before last insn.
+
+2009-07-01 Richard Henderson <rth@redhat.com>
+
+ PR debug/40431
+ * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
+ DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
+
+2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR bootstrap/40558
+ * config/rs6000/rs6000.c (print_operand): Undo change that breaks
+ darwin9 for printing reg addresses with %y.
+
+2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
+
+ * combine.c (force_to_mode): Handle TRUNCATE. Factor out
+ truncation from operands in binary operations.
+
+2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
+
+ Revert:
+ 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
+ * expmed.c (store_bit_field_1): Properly truncate the paradoxical
+ subreg of op0 to the original op0.
+
+ * expmed.c (store_bit_field_1): Use a temporary as the destination
+ instead of a paradoxical subreg when we need to truncate the result.
+
+2009-07-01 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
+ names to VLIW variants.
+ (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
+ * config/mep/intrinsics.md: Regenerate.
+ * config/mep/intrinsics.h: Regenerate.
+ * config/mep/mep-intrin.h: Regenerate.
+
+2009-07-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/40462
+ * jump.c (returnjump_p): Revert last patch.
+ * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
+
+2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/40575
+ * pa.md (casesi32p): Use jump table label to determine the offset
+ of the jump table.
+ (casesi64p): Likewise.
+
+ * pa.c (forward_branch_p): Return bool type. Use instruction
+ addresses when available. Assert that INSN has a jump label.
+ (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
+ have a jump label.
+
+2009-07-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/19831
+ * tree-ssa-dce.c (propagate_necessity): Calls to functions
+ that only act as barriers do not make any previous stores necessary.
+ * tree-ssa-structalias.c (handle_lhs_call): Delay making
+ HEAP variables global, do not add a constraint from nonlocal.
+ (find_func_aliases): Handle escapes through return statements.
+ (compute_points_to_sets): Make escaped HEAP variables global.
+
+2009-07-01 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/40597
+ * expmed.c (emit_store_flag): Perform a conversion if necessary,
+ after reducing a DImode cstore to SImode.
+
+2009-07-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1): Reinstate fallthrough to
+ TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
+
+2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
+
+ * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
+ * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
+ to 0.
+ * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
+ and umod_optab if TARGET_BSD_DIVMOD.
+ * config/vax/lib1funcs.asm: New file.
+ * config/vax/t-linux: New file.
+ * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
+
+2009-06-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/40566
+ * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
+ to type arguments that have void type.
+
+ PR debug/40573
+ * dwarf2out.c (gen_formal_parameter_die): Call
+ equate_decl_number_to_die if node is different from origin.
+
+2009-06-30 Anthony Green <green@moxielogic.com>
+
+ Clean up moxie port for --enable-build-with-cxx.
+ * config/moxie/moxie.c (moxie_function_value): First two
+ parameters are const_tree, not tree.
+ * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
+ (REG_CLASS_NAMES): Ditto.
+ (REGNO_REG_CLASS): Ditto.
+ * config/moxie/moxie-protos.h (moxie_override_options): Declare.
+ (moxie_function_value): Fix constyness of arguments.
+
+2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
+
+ * cgraphunit.c (cgraph_finalize_compilation_unit): Call
+ finalize_size_functions before further processing.
+ * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
+ (variable_size): Call self_referential_size on size expressions
+ that contain a PLACEHOLDER_EXPR.
+ (size_functions): New static variable.
+ (copy_self_referential_tree_r): New static function.
+ (self_referential_size): Likewise.
+ (finalize_size_functions): New global function.
+ * tree.c: Include tree-inline.h.
+ (push_without_duplicates): New static function.
+ (find_placeholder_in_expr): New global function.
+ (substitute_in_expr) <tcc_declaration>: Return the replacement object
+ on equality.
+ <tcc_expression>: Likewise.
+ <tcc_vl_exp>: If the replacement object is a constant, try to inline
+ the call in the expression.
+ * tree.h (finalize_size_functions): Declare.
+ (find_placeholder_in_expr): Likewise.
+ (FIND_PLACEHOLDER_IN_EXPR): New macro.
+ (substitute_placeholder_in_expr): Update comment.
+ * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
+ is true.
+ (copy_tree_body_r): Likewise.
+ (copy_tree_body): New static function.
+ (maybe_inline_call_in_expr): New global function.
+ * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
+ (maybe_inline_call_in_expr): Declare.
+ * Makefile.in (tree.o): Depend on TREE_INLINE_H.
+ (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
+ GIMPLE_H.
+
+2009-06-30 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
+ continue walking.
+ (propagate_necessity): Do not mark reaching defs of stores
+ as necessary.
+
+2009-06-30 Jan Hubicka <jh@suse.cz>
+
+ * cfgloopanal.c (check_irred): Move into ...
+ (mark_irreducible_loops): ... here; return true if ireducible
+ loops was found.
+ * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
+ (analyze_function): Try to prove loop finiteness.
+ * cfgloop.h (mark_irreducible_loops): Update prototype.
+ * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
+
+2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
+
+ * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
+
2009-06-30 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/40542
* config/i386/i386.c (memory_address_length): Check existence of base
register before using it.
+2009-06-30 Nick Clifton <nickc@redhat.com>
+ DJ Delorie <dj@redhat.com>
+
+ * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
+ __FMOVD_ENABLED__ is defined.
+ * config/sh/sh.h
+ (TARGET_FMOVD): Provide a default definition.
+ (MASK_FMOVD): Likewise.
+ (TARGET_CPU_CPP_BUILTINS): Define
+ __FMOVD_ENABLED__ if TARGET_FMOVD is true.
+ * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
+ two fmov instructions depending upon whether TARGET_FMOVD is
+ enabled.
+ (split for DF load from memory into register): Also handle
+ MEMs which consist of REG+DISP addressing.
+ (split for DF store from register to memory): Likewise.
+ * config/sh/sh.opt (mfmovd): Remove this switch.
+ * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
+ * config/sh/sh.c (sh_override_options): Do not automatically
+ enable TARGET_MOVD for the SH2A when supporting doubles - leave
+ that to the -mfmovd command line switch.
+
+ * config/sh/sh.c (broken_move): Do not restrict fldi test to only
+ the SH4 and SH4A.
+ (fldi_ok): Always allow.
+ * config/sh/sh.md (movsf_ie): Always use single fp_mode.
+
2009-06-29 DJ Delorie <dj@redhat.com>
* doc/install.texi (mep-x-elf): Correct chip's full name.
* config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
Remove.
-2009-06-29 Olatunji Ruwase <tjruwase@google.com>
+2009-06-29 Olatunji Ruwase <tjruwase@google.com>
* doc/plugins.texi: Document PLUGIN_START_UNIT.
* toplev.c (compile_file): Call PLUGIN_START_UNIT.
Pat Haugen <pthaugen@us.ibm.com>
Revital Eres <ERES@il.ibm.com>
+ * config/rs6000/rs6000.c (print_operand): Correct lossage message
+ for %c error. Add %x support to print VSX registers as a unified
+ register set, instead of separate float and altivec registers.
+ Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
+ %y case, and add support for VSX pre-modify addresses.
+ (output_toc): Add assert for CONST containing an integer constant
+ in the PLUS case.
+ (rs6000_adjust_cost): Add POWER7 support.
+ (insn_must_be_first_in_group): Ditto.
+ (insn_must_be_last_in_group): Ditto.
+ (rs6000_emit_popcount): Ditto.
+ (rs6000_vector_mode_supported_p): Ditto.
+
* config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
Change some of the functions called by macros to being called
through a pointer, so debug functions can be inserted if
(vect_finalize_reduction): Handle subtraction, fix comments.
(vectorizable_reduction): Handle nested cycles. In case of nested
cycle keep track of the reduction variable position. Call
- vect_is_simple_reduction with additional parameter. Use original
+ vect_is_simple_reduction with additional parameter. Use original
statement code in reduction epilogue for nested cycle. Call
vect_create_epilog_for_reduction with additional parameter.
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2009-06-01 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/39129
- * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
+ * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
printed message.
- (vect_do_peeling_for_loop_bound): Use
+ (vect_do_peeling_for_loop_bound): Use
LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
(vect_loop_versioning): Likewise.
(vect_create_cond_for_alias_checks): Fix indentation.
- * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
+ * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
macros.
(LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
(LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
- * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
+ * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
"control flow in loop".
- (vect_estimate_min_profitable_iters): Use
+ (vect_estimate_min_profitable_iters): Use
LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
(vect_create_data_ref_ptr): Don't mention array dimension in printing.
- * tree-vect-stmts.c (vectorizable_store): Replace the check that the
- statement belongs to a group of strided accesses with the exact code
+ * tree-vect-stmts.c (vectorizable_store): Replace the check that the
+ statement belongs to a group of strided accesses with the exact code
check.
(vectorizable_load): Likewise.
* tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
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