+2010-01-31 Matthias Klose <doko@ubuntu.com>
+
+ * configure.ac: Fix __stack_chk_fail check for cross builds configured
+ --with-headers
+ * configure: Regenerate.
+
+2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
+ the same alias set and their sizes different constantness.
+ (aliasing_component_refs_p): Revert 2009-10-24 change.
+
+2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
+ unused.
+
+2010-01-29 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
+ Assert we successfully updated the call.
+
+2010-01-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/42889
+ * df.h (df_set_bb_dirty_nonlr): New prototype.
+ * df-core.c (df_set_bb_dirty_nonlr): New function.
+ * df-scan.c (df_insn_rescan): Call it instead of
+ df_set_bb_dirty for DEBUG_INSNs.
+
+2010-01-29 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37448
+ * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
+ quadratic behavior in most cases.
+
+2010-01-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42891
+ * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
+ in the call to gen_x86_movsicc_0_m1.
+
+2010-01-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42871
+ * tree-ssa-pre.c (phi_translate_set): Make sure to retain
+ leaders.
+
+2010-01-28 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
+ into call arguments.
+
+2010-01-28 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/42883
+ * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
+ the forwarder if the destination is an EH landing pad.
+
+2010-01-28 Razya Ladelsky <razya@il.ibm.com>
+
+ * tree-parloops.c (transform_to_exit_first_loop): Update the basic
+ block list passed to gimple_duplicate_sese_tail.
+ (parallelize_loops): Avoid parallelization when the function
+ has_nonlocal_label.
+ Avoid parallelization when the preheader is IRREDUCIBLE.
+ Try to optimize when estimated_loop_iterations_int is unresolved.
+ Add the loop's location to the dump file.
+ * tree-cfg.c (add_phi_args_after_redirect): Remove.
+ (gimple_duplicate_sese_tail): Remove the check for the latch.
+ Redirect nexits to the exit block.
+ Remove handling of the incoming edges to the latch.
+ Redirect the backedge from the copied latch to the exit bb.
+
+2010-01-28 Michael Matz <matz@suse.de>
+
+ PR target/42881
+ * config/i386/i386.c (ix86_expand_vector_init_duplicate):
+ Wrap force_reg into a sequence, emit it before user.
+
+2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
+
+ * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
+ (arm_rev): New.
+ (arm_legacy_rev): Likewise.
+ (thumb_legacy_rev): Likewise.
+
+2010-01-27 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (mem_loc_descriptor): Remove special casing of
+ CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
+ on MEM's address failed, try avoid_constant_pool_reference and
+ recurse if it returned something different.
+ (loc_descriptor): If for MEM mem_loc_descriptor failed on the
+ address, try avoid_constant_pool_reference and recurse if it
+ returned something different.
+ (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
+ address and avoid_constant_pool_reference returned something
+ different, don't set have_address.
+
+2010-01-27 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42861
+ * var-tracking.c (val_store): Add modified argument, obey it.
+ Adjust callers.
+ (count_uses): Move down logging of main.
+ (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
+ don't need resolution.
+ (emit_notes_in_bb): Likewise.
+
+2010-01-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/42878
+ * tree-inline.c (remap_decl): Delay remapping of SSA name
+ default definitions until we need them.
+
+2010-01-27 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
+ (rs6000_delegitimize_address): New function.
+
+ * config/s390/s390.c (s390_delegitimize_address): Call
+ delegitimize_mem_from_attrs.
+
+ PR middle-end/42874
+ * tree-inline.c (cannot_copy_type_1): Removed.
+ (copy_forbidden): Don't forbid copying of functions containing
+ records/unions with variable length fields.
+
+2010-01-27 Christian Bruel <christian.bruel@st.com>
+
+ Revert:
+ PR target/42841
+ * config/sh/sh.c (find_barrier): Increase length for non delayed
+ conditional branches.
+
+2010-01-27 Matthias Klose <doko@ubuntu.com>
+
+ * configure.ac (gnu-unique-object): Fix ldd version check.
+ * configure: Regenerate.
+
+2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
+ HAVE_GNU_AS value.
+ * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
+ Test for HAVE_GNU_AS value.
+
+2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
+ * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
+ INT64_TYPE): Define.
+ (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
+ (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
+ INT_LEAST64_TYPE): Define.
+ (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
+ UINT_LEAST64_TYPE): Define.
+ (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
+ INT_FAST64_TYPE): Define.
+ (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
+ UINT_FAST64_TYPE): Define.
+ (INTMAX_TYPE, UINTMAX_TYPE): Define.
+ (INTPTR_TYPE, UINTPTR_TYPE): Define.
+ (SIG_ATOMIC_TYPE): Define.
+
+2010-01-26 Richard Guenther <rguenther@suse.de>
+
+ * df-scan.c (df_scan_set_bb_info): Remove assert.
+ (df_insn_rescan_debug_internal): Merge asserts.
+ (df_install_ref): Likewise.
+ (df_mark_reg): Use bitmap_set_range.
+ (df_hard_reg_used_p): Remove assert.
+ (df_hard_reg_used_count): Likewise.
+
+2010-01-26 Richard Guenther <rguenther@suse.de>
+
+ PR rtl-optimization/42685
+ * web.c (web_main): Ignore DEBUG_INSNs.
+
+2010-01-26 Joern Rennecke <amylaar@spamcop.net>
+
+ * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
+
+ (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
+ Fix types of fndecl and arglist parameters.
+
+2010-01-26 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/42806
+ * tree-eh.c (unsplit_eh): Skip debug insns.
+
+2010-01-26 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42250
+ * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
+
+2010-01-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/42866
+ * omp-low.c (expand_omp_sections): Only use single_pred if
+ l2_bb is single_pred_p.
+
+2010-01-25 Christian Bruel <christian.bruel@st.com>
+
+ PR target/42841
+ * config/sh/sh.c (find_barrier): Increase length for non delayed
+ conditional branches.
+ (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
+
+2010-01-24 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
+ define if not using GAS.
+ * config/sparc/sparc.c (sparc_elf_asm_named_section):
+ Likewise. Delete SECTION_MERGE code, which is only applicable
+ when using GAS.
+
+2010-01-24 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/42748
+ * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
+ mangling of va_list in system headers.
+
+2010-01-23 Toon Moene <toon@moene.org>
+
+ * tree-predcom.c (combine_chains): Return NULL, not false.
+
+2010-01-23 Joern Rennecke <amylaar@spamcop.net>
+
+ * tree-loop-distribution.c (distribute_loop): Fix declaration and
+ initialization of variable res to agree with return type.
+
+2010-01-22 Steve Ellcey <sje@cup.hp.com>
+
+ * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
+ * tree-sra.c: Add include of expr.h.
+
+2010-01-22 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
+ insert the debug stmt on the single non-EH edge from the stmt.
+
+2010-01-22 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/42833
+ * tree-sra.c (sra_modify_assign): Delay re-gimplification of
+ the RHS until after generate_subtree_copies has insertted its
+ code before the current statement.
+
+2010-01-22 Joern Rennecke <amylaar@spamcop.net>
+
+ * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
+
+ * gcc-plugin.h (plugin_init): Use "C" likage for c++.
+
+2010-01-21 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/42585
+ * tree-sra.c (struct access): New field grp_total_scalarization.
+ (dump_access): Dump the new field.
+ (should_scalarize_away_bitmap): New variable.
+ (cannot_scalarize_away_bitmap): Likewise.
+ (sra_initialize): Allocate new bitmaps.
+ (sra_deinitialize): Free new bitmaps.
+ (create_access_1): New function.
+ (create_access): Parts moved to create_access_1.
+ (type_consists_of_records_p): New function.
+ (completely_scalarize_record): Likewise.
+ (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
+ (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
+ (sort_and_splice_var_accesses): Hint groups with a total_scalarization
+ access.
+ (analyze_all_variable_accesses): Completely scalarize small eligible
+ records.
+
+2010-01-21 Martin Jambor <mjambor@suse.cz>
+
+ * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
+
+2010-01-21 Andrew Haley <aph@redhat.com>
+
+ * gcc.c (process_command): Move lang_specific_driver before
+ setting cc_libexec_prefix.
+
+2010-01-21 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/19988
+ * fold-const.c (negate_expr_p): Pretend only negative
+ real constants are easily negatable.
+
+2010-01-20 Janis Johnson <janis187@us.ibm.com>
+ Jason Merrill <jason@redhat.com>
+
+ * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
+ (TYPE_TRANSPARENT_AGGR): this, for union and record.
+ * calls.c (initialize argument_information): Handle it.
+ * c-common.c (handle_transparent_union_attribute): Use new name.
+ * c-decl.c (finish_struct): Ditto.
+ * c-typeck.c (type_lists_compatible_p): Ditto.
+ (convert_for_assignment): Use new name and also handle record.
+ * function.c (aggregate_value_p): Handle it.
+ (pass_by_reference): Ditto.
+ (assign_parm_data_types): Ditto.
+ * print-tree.c (print_node): Ditto.
+ * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
+ * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
+ * tree.c (first_field): New fn.
+
+2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR target/42818
+ * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
+ even when linking statically, for now.
+
+2010-01-20 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42715
+ * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
+ without a cselib val.
+ (count_uses): Accept MO_VAL_SET with no val on stores.
+ (add_stores): Likewise.
+
+2010-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ * var-tracking.c (check_value_val): Add a compile time assertion.
+ (dv_is_decl_p): Simplify.
+ (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
+ gcc_assert if ENABLE_CHECKING.
+
+2010-01-20 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42782
+ * var-tracking.c: Include tree-flow.h.
+ (mem_dies_at_call): New.
+ (dataflow_set_preserve_mem_locs): Use it.
+ (dataflow_set_remove_mem_locs): Likewise.
+ (dump_var): Renamed from dump_variable. Adjust all callers.
+ (dump_var_slot): Renamed from dump_variable_slot. Likewise.
+ * Makefile.in (var-tracking.o): Adjust deps.
+
+2010-01-20 Joern Rennecke <amylaar@spamcop.net>
+
+ * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
+
+2010-01-20 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42717
+ * tree-ssa-dce.c (get_live_post_dom): Remove.
+ (forward_edge_to_pdom): Take an arbitrary edge to copy
+ degenerate PHI args from.
+ (remove_dead_stmt): Use the first post-dominator even if it
+ does not contain live statements as redirection destination.
+
+2010-01-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-inline.c (estimate_num_insns): Handle EH builtins.
+
+2010-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ * sel-sched.c (create_speculation_check): Remove set but not used
+ variable twin.
+ (try_transformation_cache): Remove set but not used variable ds.
+ (calculate_privileged_insns): Remove set but not used variables
+ cur_insn and min_spec_insn.
+ (find_best_expr): Remove set but not used variable avail_n.
+ * tree-predcom.c (base_names_in_chain_on): Remove set but not used
+ variable e.
+ * cgraphunit.c (assemble_thunk): Remove set but not used variable
+ false_label.
+ * haifa-sched.c (remove_notes): Remove set but not used variable prev.
+ * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
+ new_scop_exit_edge.
+
+2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
+
+ PR bootstrap/42786
+ * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
+ cpu types. Add support for *-sse3 cpu types.
+ (x86_64-*-*): Ditto.
+
+2010-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/42803
+ * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
+ argument, call initializer_constant_valid_p_1 instead of
+ initializer_constant_valid_p, pass CACHE to it, return NULL
+ immediately if first call returns NULL.
+ (initializer_constant_valid_p_1): New function.
+ (initializer_constant_valid_p): Use it.
+
+2010-01-20 Thomas Quinot <quinot@adacore.com>
+
+ * tree.def (PLACEHOLDER_EXPR): Fix comment.
+
+2010-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
+ of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
+ (loc_list_from_tree): Don't handle unsigned division. Handle
+ signed modulo using DW_OP_{over,over,div,mul,minus}.
+ * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
+ modulo instead of signed.
+
+2010-01-20 DJ Delorie <dj@redhat.com>
+
+ * config/h8300/h8300.c (F): Add "in_epilogue" flag.
+ (Fpa): Pass it
+ (h8300_emit_stack_adjustment): Propogate it.
+ (push): Pass it.
+ (h8300_expand_prologue): Likewise.
+ (h8300_expand_epilogue): Likewise.
+
+2010-01-19 Michael Matz <matz@suse.de>
+
+ PR tree-optimization/41783
+ * tree-data-ref.c (toplevel): Include flags.h.
+ (dump_data_dependence_relation): Also dump the inputs if the
+ result will be unknown.
+ (split_constant_offset_1): Look through some conversions.
+ * tree-predcom.c (determine_roots_comp): Restart a new chain if
+ the offset from last element is too large.
+ (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
+ (reassociate_to_the_same_stmt): Handle vector registers.
+ * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
+ (e.g. conversions).
+ * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
+ wide_prolog_niters argument, emit widening instructions.
+ (vect_do_peeling_for_alignment): Adjust caller, use widened
+ variant of the iteration cound.
+ * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
+
+2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ PR target/38697
+ * config/arm/neon-testgen.m (emit_automatics): New parameter
+ features. Adjust for Fixed_return_reg feature.
+ (test_intrinsic): Call emit_automatics with new feature.
+ * config/arm/neon.ml: Update copyright years.
+ (features): New Fixed_return_reg feature.
+ (ops): Update feature for Vget_low.
+
+2010-01-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/42719
+ * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
+ stmt uses.
+
+ PR debug/42728
+ * fwprop.c (all_uses_available_at): Return false if def_set dest
+ is a REG that is used in def_insn.
+
+2010-01-19 Joern Rennecke <amylaar@spamcop.net>
+
+ * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
+
+ (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
+ Add argument names.
+
+ (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
+
+ * target.h (struct gcc_target) <secondary_reload>: Change type
+ of last argument to secondary_reload_info *.
+
+2010-01-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42774
+ * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
+ memory references with unaligned offsets. Remove CQImode handling.
+ (unaligned_memory_operand): Return 1 for memory references with
+ unaligned offsets. Remove CQImode handling.
+
+2010-01-18 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/39954
+ * cfgexpand.c (expand_call_stmt): TER pointer arguments in
+ builtin calls.
+
+2010-01-18 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42781
+ * tree-ssa-structalias.c (find_what_var_points_to): Skip
+ restrict processing only if the original variable was
+ artificial.
+
+2010-01-18 Joern Rennecke <amylaar@spamcop.net>
+
+ * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
+ find number of popped argument bytes.
+
+ (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
+ Fix the text that describes the return value for invalid insns.
+
+ (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
+
+ (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
+ Clarify what 'cost of the -dependence' is. Fix quoting.
+
+ * toplev.c (default_get_pch_validity): Rename argument to "sz".
+ * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
+
+2010-01-17 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (mem_loc_descriptor): Don't ICE on
+ {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
+
+2010-01-17 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/42248
+ * function.c (split_complex_args): Take a VEC to modify.
+ (assign_parms_augmented_arg_list): Build a VEC instead of
+ a chain of PARM_DECLs.
+ (assign_parms_unsplit_complex): Take a VEC of arguments.
+ Do not fixup unmodified parms.
+ (assign_parms): Deal with the VEC.
+ (gimplify_parameters): Likewise.
+
+2010-01-17 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
+ node existence check.
+ * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
+ * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
+ * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
+ * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
+ (gimple_execute_on_growing_pred): Likewise.
+
+2010-01-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42773
+ * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
+ (compute_antic_aux): Likewise.
+ (compute_partial_antic_aux): Likewise.
+
2010-01-17 Jie Zhang <jie.zhang@analog.com>
PR debug/42767
(TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
- (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
+ (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
(TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
(TARGET_BUILTIN_RECIPROCAL): Fix argument types.
Rename argument tm_fn to md_fn.
+ (TARGET_OPTION_PRINT): Fix argument list.
+
2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
PR target/42664
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