+2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-color.c (allocno_reload_assign): Avoid accumulating
+ reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
+
+2010-04-19 Martin Jambor <mjambor@suse.cz>
+
+ * gimple.h (create_tmp_reg): Declare.
+ * gimplify.c (create_tmp_reg): New function.
+ (gimplify_return_expr): Use create_tmp_reg.
+ (gimplify_omp_atomic): Likewise.
+ (gimple_regimplify_operands): Likewise.
+ * tree-dfa.c (make_rename_temp): Likewise.
+ * tree-predcom.c (predcom_tmp_var): Likewise.
+ (reassociate_to_the_same_stmt): Likewise.
+ * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
+ (get_replaced_param_substitute): Likewise.
+ * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
+ * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
+ * tree-ssa-pre.c (get_representative_for): Likewise.
+ (create_expression_by_pieces): Likewise.
+ * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
+ (create_tailcall_accumulator): Likewise.
+
+2010-04-19 Martin Jambor <mjambor@suse.cz>
+
+ * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
+ new_stmt.
+ (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
+
+2010-04-19 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43796
+ * tree-vrp.c (adjust_range_with_scev): Lookup init and step
+ from SCEV in the lattice.
+ (vrp_visit_phi_node): Dump change.
+
+2010-04-19 Richard Guenther <rguenther@suse.de>
+
+ * configure.ac: Fix quoting around elf_getshstrndx ABI check.
+ * configure: Re-generated.
+
+2010-04-19 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43783
+ * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
+ constant ARRAY_REF operands two and three if possible.
+
+2010-04-19 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/43766
+ * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
+
+2010-04-19 Jie Zhang <jie@codesourcery.com>
+
+ PR target/43662
+ * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
+
+2010-04-19 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37027
+ * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
+ and macro to access it.
+ (vectorizable_reduction): Add argument.
+ (vect_get_slp_defs): Likewise.
+ * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
+ statements for possible use in SLP.
+ (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
+ (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
+ (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
+ add new argument.
+ (vectorizable_reduction): Likewise.
+ * tree-vect-stmts.c (vect_get_vec_defs): Update call to
+ vect_get_slp_defs.
+ (vectorizable_type_demotion, vectorizable_type_promotion,
+ vectorizable_store): Likewise.
+ (vect_analyze_stmt): Update call to vectorizable_reduction.
+ (vect_transform_stmt): Likewise.
+ * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
+ (vect_build_slp_tree): Fix indentation. Check that there are no loads
+ from different interleaving chains in same node.
+ (vect_slp_rearrange_stmts): New function.
+ (vect_supported_load_permutation_p): Allow load permutations for
+ reductions. Call vect_slp_rearrange_stmts() to rearrange statements
+ inside SLP nodes if necessary.
+ (vect_analyze_slp_instance): Handle reductions.
+ (vect_analyze_slp): Try to build SLP instances originating from groups
+ of reductions.
+ (vect_detect_hybrid_slp_stmts): Skip reduction statements.
+ (vect_get_constant_vectors): Create initial vectors for reductions
+ according to reduction code. Add new argument.
+ (vect_get_slp_defs): Add new argument, pass it to
+ vect_get_constant_vectors.
+ (vect_schedule_slp_instance): Remove SLP tree root statements.
+
+2010-04-19 Jakub Jelinek <jakub@redhat.com>
+
+ * tree.h (ENUM_IS_SCOPED): Define.
+ * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
+ for ENUM_IS_SCOPED enums.
+
+2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (fold_comparison): Use ssizetype.
+ * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
+ * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
+ * tree-loop-distribution.c (build_size_arg_loc): Likewise.
+ * tree-object-size.c (compute_object_sizes): Use size_type_node.
+
+ * tree.h (initialize_sizetypes): Remove parameter.
+ (build_common_tree_nodes): Remove second parameter.
+ * stor-layout.c (initialize_sizetypes): Remove parameter.
+ Always create an unsigned type.
+ (set_sizetype): Assert that the passed type is unsigned and simplify.
+ * tree.c (build_common_tree_nodes): Remove second parameter.
+ Adjust call to initialize_sizetypes.
+ * c-decl.c (c_init_decl_processing): Remove second argument in call to
+ build_common_tree_nodes.
+
+2010-04-18 Matthias Klose <doko@ubuntu.com>
+
+ * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
+
+2010-04-18 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/43771
+ * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
+ load permutation doesn't have gaps.
+
+2010-04-18 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
+ (sse_prologue_save_insn expander): Use new pattern.
+ (sse_prologue_save_insn1): New pattern and splitter.
+ (sse_prologue_save_insn): Update to deal also with 64bit aligned
+ blocks.
+ * i386.c (setup_incoming_varargs_64): Do not compute jump
+ destination here.
+ (ix86_gimplify_va_arg): Update alignment needed.
+ (ix86_local_alignment): Do not align all local arrays to 128bit.
+
+2010-04-17 Jan Hubicka <jh@suse.cz>
+
+ * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
+
+2010-04-17 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (negdi2): Remove redundant code to force values into a
+ register.
+
+2010-04-17 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/bpabi.S: Add EABI alignment attributes to objects.
+ * arm/bpabi-v6m.S: Likewise.
+ * arm/crti.asm: Likewise.
+ * arm/crtn.asm: Likewise.
+ * arm/lib1funcs.asm: Likewise.
+ * arm/libunwind.S: Likewise.
+
+2010-04-17 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm-protos.h (tune_params): New structure.
+ * arm.c (current_tune): New variable.
+ (arm_constant_limit): Delete.
+ (struct processors): Add pointer to the tune parameters.
+ (arm_slowmul_tune): New tuning option.
+ (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
+ (all_cores): Adjust to pick up the tuning model.
+ (arm_constant_limit): New function.
+ (arm_override_options): Select the appropriate tuning model. Delete
+ initialization of arm_const_limit.
+ (arm_split_constant): Use the new constant-limit model.
+ (arm_rtx_costs): Pick up the current tuning model.
+ * arm.md (is_strongarm, is_xscale): Delete.
+ * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
+ for Xscale variant architectures.
+ (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
+
+2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ * config/arm/arm.c (arm_gen_constant): Remove unused variable
+ can_shift.
+ (arm_rtx_costs_1): Remove unused variable extra_cost.
+ (arm_unwind_emit_set): Use variable offset.
+ (thumb1_output_casesi): Remove unused variable flags.
+
+2010-04-16 Jeff Law <law@redhat.com>
+
+ * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
+ needing assignment rather than doing a two-phase assignment. Remove
+ unused variable 'm'.
+
+2010-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/43767
+ * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
+
+2010-04-16 Doug Kwan <dougkwan@google.com>
+
+ * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
+ (next_operand_entry_id): New static variable.
+ (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
+ (add_to_ops_vec): Assigned unique ID to operand entry.
+ (struct oecount_s): New field ID.
+ (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
+ (undistribute_ops_list): Assign unique IDs to oecounts.
+ (init_reassoc): reset next_operand_entry_id.
+
+2010-04-16 Doug Kwan <dougkwan@google.com>
+
+ * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
+ missing left parenthesis.
+
+2010-04-16 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
+ *btdi_rex64 using SWI48 mode iterator.
+ (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
+ (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
+ *jcc_btdi_mask_rex64.
+
+2010-04-16 Anatoly Sokolov <aesok@post.ru>
+
+ * double-int.h (tree_to_double_int): Convert to macro.
+ * double-int.c (tree_to_double_int): Remove.
+
+2010-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/43762
+ * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
+ with want_address 2 and in case a single element list might be
+ possible, call it again with want_address 0.
+
+2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
+
+ * config/h8300/h8300.c (print_operand) : Modify case 'V' and
+ case 'W' print operands for HI mode.
+ * config/h8300/h8300.h (Y0, Y2) : New constraints.
+ * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
+ (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
+ * config/h8300/predicate.md (bit_register_indirect_operand): New.
+
+ * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
+
+ * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
+ cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
+ #xx:3 and #xx:4 mode.
+
+ * config/h8300/h8300.md (inverted load with HImode dest): Add
+ support for H8300SX.
+
+ * config/h8300/predicate.md (bit_operand): Allow immediate values that
+ satisfy 'U' constraint.
+
+2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
+ flavor.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
+ works.
+
+2010-04-16 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (struct tree_decl_minimal): Move pt_uid ...
+ (struct tree_decl_common): ... here.
+ (DECL_PT_UID): Adjust.
+ (SET_DECL_PT_UID): Likewise.
+ (DECL_PT_UID_SET_P): Likewise.
+
+2010-04-16 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43572
+ * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
+ * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
+ * tree-flow.h (is_call_clobbered): Remove.
+ * tree-flow-inline.h (is_call_clobbered): Likewise.
+ * tree-dfa.c (dump_variable): Do not dump call clobber state.
+ * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
+ (execute_return_slot_opt): Adjust.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Remove
+ check for call clobbered vars here.
+ (find_tail_calls): Move tailcall verification to the
+ proper place.
+
+2010-04-16 Diego Novillo <dnovillo@google.com>
+
+ * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
+ handled.
+
+2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
+
+ PR target/40603
+ * config/arm/arm.md (cbranchqi4): New pattern.
+ * config/arm/predicates.md (const0_operand,
+ cbranchqi4_comparison_operator): New predicates.
+
+2010-04-16 Richard Guenther <rguenther@suse.de>
+
+ * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
+ (dump_gimple_stmt): Likewise.
+
+2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
+
+ * recog.h (struct recog_data): New field is_operator.
+ (struct insn_operand_data): New field is_operator.
+ * recog.c (extract_insn): Set recog_data.is_operator.
+ * genoutput.c (output_operand_data): Emit code to set the
+ is_operator field.
+ * reload.c (find_reloads): Use it rather than testing for an
+ empty constraint string.
+
+ PR target/41514
+ * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
+ If the previous insn is a cbranchsi4_insn with the same arguments,
+ omit the compare instruction.
+
+ * config/arm/arm.md (addsi3_cbranch): If destination is a high
+ register, inputs must be low registers and we need a low register
+ scratch. Handle alternative 2 like alternative 3.
+
+2010-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
+ don't call get_addr on both. If one expression is a VALUE and
+ the other a REG, check VALUE's locs if the REG isn't among them.
+
+2010-04-16 Christian Bruel <christian.bruel@st.com>
+
+ * config/sh/sh.h (sh_frame_pointer_required): New function.
+ * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
+ (flag_omit_frame_pointer) Set.
+ (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
+ (rounded_frame_size): Adjust size with outgoing_args_size.
+ (sh_set_return_address): Must return from stack pointer.
+ * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
+ (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
+ (ACCUMULATE_OUTGOING_ARGS): Define.
+ * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
+ * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
+
+2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/43471
+ * config/sh/sh.c (sh_legitimize_reload_address): Use
+ MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
+ Remove a unneeded check for offset_base.
+
+2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ * configure: Regenerated.
+
+2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (s390_call_save_register_used): Switch back
+ to HARD_REGNO_NREGS.
+
+2010-04-15 Richard Guenther <rguenther@suse.de>
+
+ * alias.c (alias_set_subset_of): Handle alias-set zero
+ child properly.
+
+2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
+ Julian Brown <julian@codesourcery.com>
+
+ * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
+ alternatives according to use of high and low regs.
+ * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
+ * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
+ optimizing for size on Thumb-2.
+
+2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
+
+ * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
+
2010-04-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (struct variable_info): Add
div_and_round_double): Move prototypes ...
* double-int.h: ... here.
-2010-04-15 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
PR target/43742
* config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
comment.
* expmed.c (mask_rtx, lshift_value): (Ditto.).
-2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
PR target/21803
* ifcvt.c (cond_exec_process_if_block): Look for identical sequences
(logic): Ditto from logicprefix.
(absneg_mnemonic): Ditto from absnegprefix.
* config/i386/mmx.md: Update all users of maxminiprefix,
- maxminfprefix and loficprefix for rename.
+ maxminfprefix and logicprefix for rename.
* config/i386/sse.md: Ditto.
* config/i386/sync.md (sync_<code><mode>): Update for
logicprefix rename.
(arm_output_addr_const_extra): Output expression for new pattern.
* config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
-2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
* ira-costs.c (record_reg_classes): Ignore alternatives that are
not enabled.
* ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
- Bernd Schmidt <bernd.schmidt@codesourcery.com>
+ Bernd Schmidt <bernds@codesourcery.com>
* loop-invariant.c (replace_uses): New static function.
(move_invariant_reg): Use it to ensure we can replace the uses.
* c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
an error.
-2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
+2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
PR rtl-optimization/42258
* ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
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