+2010-07-14 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * config/i386/cygming-crtend.c (__FRAME_END__): Replace attribute
+ "unused" with attribute "used".
+ (__JCR_END__): Likewise.
+ * config/i386/cygming-crtbegin.c (__EH_FRAME_BEGIN__): Add missing
+ "used" attribute.
+ (__JCR_LIST__): Replace attribute "unused" with attribute "used".
+
+2010-07-14 Richard Guenther <rguenther@suse.de>
+
+ * lto-streamer-in.c (maybe_fixup_handled_component): Remove.
+ (maybe_fixup_decls): Likewise.
+ (input_gimple_stmt): Do not fixup anything.
+ * lto-streamer-out.c (output_gimple_stmt): Make sure all
+ non-automatic variable uses are wrapped inside a MEM_REF.
+
+2010-07-14 Richard Henderson <rth@redhat.com>
+
+ * passes.c (rest_of_decl_compilation): Do not call assemble_variable
+ for functions.
+ * varasm.c (assemble_variable): Remove early exit for functions;
+ assert that we're given a variable.
+
+2010-07-14 Jie Zhang <jie@codesourcery.com>
+
+ * config/arm/cortex-a8.md (cortex_a8_alu): Don't use
+ cortex_a8_default when neon_type is not none.
+
+2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
+
+ * lower-subreg.c (subreg_context): New static bitmap.
+ (decompose_multiword_subregs): Allocate and free it.
+ (find_decomposable_subregs): Set a bit in it for a register that
+ occurs in a subreg that changes mode but not size.
+ (can_decompose_p): Test it instead of non_decomposable_context.
+
+2010-07-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/44824
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Use
+ is_gimple_mem_ref_addr.
+ (tree_ssa_forward_propagate_single_use_vars): Do not propagate
+ non-decl_address_invariant_p addresses.
+
+2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
+
+ * reload.c (find_reloads): Revert code to penalize small register
+ classes that was brought in with the IRA merge.
+
+2010-07-14 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle MEM_REF
+ as base of ARRAY_REFs.
+
+2010-07-14 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/44930
+ * tree-pretty-print.c (do_niy): Do not print a newline.
+
+2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
+
+ * ira-int.h (struct ira_object): New.
+ (ira_object_t): New typedef. Add DEF_VEC_P and DEF_VEC_ALLOC_P
+ for it.
+ (struct ira_allocno): Remove members min, max,
+ conflict_allocno_array, conflict_id, conflict_allocno_array_size,
+ conflict_allocnos_num and conflict_vec_p. Add new member object.
+ (OBJECT_CONFLICT_ARRAY, OBJECT_CONFLICT_VEC_P,
+ OBJECT_NUM_CONFLICTS, OBJECT_CONFLICT_ARRAY_SIZE,
+ OBJECT_CONFLICT_HARD_REGS, OBJECT_TOTAL_CONFLICT_HARD_REGS,
+ OBJECT_MIN, OBJECT_MAX, OBJECT_CONFLICT_ID): Renamed from
+ ALLOCNO_CONFLICT_ALLOCNO_ARRAY, ALLOCNO_CONFLICT_VEC_P,
+ ALLOCNO_CONFLICT_ALLOCNOS_NUM, ALLOCNO_CONFLICT_ALLOCNO_ARRAY_SIZE,
+ ALLOCNO_CONFLICT_HARD_REGS, ALLOCNO_TOTAL_CONFLICT_HARD_REGS)
+ ALLOCNO_MIN, ALLOCNO_MAX, and ALLOCNO_CONFLICT_ID; now operate on
+ an ira_object_t rather than ira_allocno_t. All uses changed.
+ (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now
+ contains a vector of ira_object_t; all uses changed.
+ (ira_objects_num): Declare variable.
+ (ira_create_allocno_object): Declare function.
+ (ira_conflict_vector_profitable_p): Adjust prototype.
+ (ira_allocate_conflict_vec): Renamed from
+ ira_allocate_allocno_conflict_vec; first arg now ira_object_t.
+ (ira_allocate_object_conflicts): Renamed from
+ ira_allocate_allocno_conflicts; first arg now ira_object_t.
+ (struct ira_object_iterator): New.
+ (ira_object_iter_init, ira_object_iter_cond, FOR_EACH_OBJECT): New.
+ (ira_allocno_conflict_iterator): Renamed member allocno_conflict_vec_p
+ to conflict_vec_p. All uses changed.
+ (ira_allocno_conflict_iter_init, ira_allocno_conflict_iter_cond):
+ Changed to take into account that conflicts are now tracked for
+ objects.
+ * ira-conflicts.c (OBJECTS_CONFLICT_P): Renamed from
+ CONFLICT_ALLOCNO_P. Args changed to accept ira_object_t. All
+ uses changed.
+ (allocnos_conflict_p): New static function.
+ (collected_conflict_objects): Renamed from collected_allocno_objects;
+ now a vector of ira_object_t. All uses changed.
+ (build_conflict_bit_table): Changed to take into account that
+ conflicts are now tracked for objects.
+ (process_regs_for_copy, propagate_copies, build_allocno_conflicts)
+ (print_allocno_conflicts, ira_build_conflicts): Likewise.
+ * ira-color.c (assign_hard_reg, setup_allocno_available_regs_num)
+ setup_allocno_left_conflicts_size, allocno_reload_assign,
+ fast_allocation): Likewise.
+ * ira-lives.c (make_hard_regno_born, make_allocno_born)
+ process_single_reg_class_operands, process_bb_node_lives): Likewise.
+ * ira-emit.c (modify_move_list, add_range_and_copies_from_move_list):
+ Likewise.
+ * ira-build.c (ira_objects_num): New variable.
+ (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now
+ contains a vector of ira_object_t; all uses changed.
+ (ira_object_id_map_vec): Corresponding change.
+ (object_pool): New static variable.
+ (initiate_allocnos): Initialize it.
+ (finish_allocnos): Free it.
+ (ira_create_object, ira_create_allocno_object, create_allocno_objects):
+ New functions.
+ (ira_create_allocno): Don't set members that were removed.
+ (ira_set_allocno_cover_class): Don't change conflict hard regs.
+ (merge_hard_reg_conflicts): Changed to take into account that
+ conflicts are now tracked for objects.
+ (ira_conflict_vector_profitable_p, ira_allocate_conflict_vec,
+ allocate_conflict_bit_vec, ira_allocate_object_conflicts,
+ compress_conflict_vecs, remove_low_level_allocnos, ira_flattening,
+ setup_min_max_allocno_live_range_point, allocno_range_compare_func,
+ setup_min_max_conflict_allocno_ids, ): Likewise.
+ ((add_to_conflicts): Renamed from add_to_allocno_conflicts, args changed
+ to ira_object_t; all callers changed.
+ (ira_add_conflict): Renamed from ira_add_allocno_conflict, args changed
+ to ira_object_t, all callers changed.
+ (clear_conflicts): Renamed from clear_allocno_conflicts, arg changed
+ to ira_object_t, all callers changed.
+ (conflict_check, curr_conflict_check_tick): Renamed from
+ allocno_conflict_check and curr_allocno_conflict_check_tick; all uses
+ changed.
+ (compress_conflict_vec): Renamed from compress_allocno_conflict_vec,
+ arg changed to ira_object_t, all callers changed.
+ (create_cap_allocno): Call ira_create_allocno_object.
+ (finish_allocno): Free the corresponding object.
+ (sort_conflict_id_map): Renamed from sort_conflict_id_allocno_map; all
+ callers changed. Adjusted for dealing with objects.
+ (ira_build): Call create_allocno_objects after ira_costs. Adjusted for
+ dealing with objects.
+ * ira.c (ira_bad_reload_regno_1): Adjusted for dealing with objects.
+
+ * ira-int.h (struct live_range): Rename allocno member to object and change
+ type to ira_object_t.
+ (struct ira_object): New member live_ranges.
+ (struct ira_allocno): Remove member live_ranges.
+ (ALLOCNO_LIVE_RANGES): Remove.
+ (OBJECT_LIVE_RANGES): New macro.
+ (ira_create_live_range, ira_copy_live_range_list,
+ ira_merge_live_range_list, ira_live_ranges_intersect_p,
+ ira_finish_live_range, ira_finish_live_range_list): Adjust declarations.
+ * ira-build.c (ira_create_object): Initialize live ranges here.
+ (ira_create_allocno): Not here.
+ (ira_create_live_range): Rename from ira_create_allocno_live_range, arg
+ changed to ira_object_t, all callers changed.
+ (copy_live_range): Rename from copy_allocno_live_range, all callers
+ changed.
+ (ira_copy_live_range_list): Rename from ira_copy_allocno_live_range_list,
+ all callers changed.
+ (ira_merge_live_ranges): Rename from ira_merge_allocno_live_range_list,
+ all callers changed.
+ (ira_live_ranges_intersect_p): Rename from
+ ira_allocno_live_ranges_intersect_p, all callers changed.
+ (ira_finish_live_range): Rename from ira_finish_allocno_live_range, all
+ callers changed.
+ (ira_finish_live_range_list): Rename from
+ ira_finish_allocno_live_range_list, all callers changed.
+ (change_object_in_range_list): Rename from change_allocno_in_range_list,
+ last arg changed to ira_object_t, all callers changed.
+ (finish_allocno): Changed to expect live ranges in the allocno's object.
+ (move_allocno_live_ranges, copy_allocno_live_ranges,
+ update_bad_spill_attribute, setup_min_max_allocno_live_range_point,
+ ira_flattening, ira_build): Likewise.
+ * ira-color.c (allocnos_have_intersected_live_ranges_p,
+ slot_coalesced_allocno_live_ranges_intersect,
+ setup_slot_coalesced_allocno_live_ranges, fast_allocation): Likewise.
+ * ira-conflicts.c (build_conflict_bit_table): Likewise.
+ * ira-emit.c (add_range_and_copies_from_move_list): Likewise.
+ * ira-lives.c (make_allocno_born, update_allocno_pressure_excess_length,
+ make_allocno_dead, create_start_finish_chains,
+ remove_some_program_points_and_update_live_ranges,
+ ira_debug_live_range_list): Likewise.
+
+ * ira-int.h (ira_object_conflict_iterator): Rename from
+ ira_allocno_conflict_iterator.
+ (ira_object_conflict_iter_init): Rename from
+ ira_allocno_conflict_iter_init, second arg changed to
+ * ira.c (check_allocation): Use FOR_EACH_OBJECT_CONFLICT rather than
+ FOR_EACH_ALLOCNO_CONFLICT.
+ * ira-color.c (assign_hard_reg, push_allocno_to_stack)
+ setup_allocno_left_conflicts_size, coalesced_allocno_conflict_p,
+ ira_reassign_conflict_allocnos, ira_reassign_pseudos): Likewise.
+ * ira-conflicts.c (print_allocno_conflicts): Likewise.
+
+2010-07-13 Joern Rennecke <joern.rennecke@embecosm.com>
+
+ PR other/44874
+ * tree-dump.c (dump_options): Add enumerate_locals entry.
+ Add TDF_NOID exclusion to all entry.
+ * tree-dump.h (dump_enumerated_decls): Declare.
+ * tree-pretty-print.c (dump_generic_node): For TDF_NOID,
+ Don't display type uid.
+ (print_declaration): Don't crash on TREE_TYPE (t) == 0.
+ * tree-pass.h (TDF_ENUMERATE_LOCALS): Define.
+ * tree-ssa-live.c: Include gimple.h.
+ (numbered_tree_d): New struct.
+ (numbered_tree): New typedef.
+ (DEF_VEC_O (numbered_tree): New.
+ (DEF_VEC_ALLOC_O (numbered_tree, heap)): Likewise.
+ (compare_decls_by_uid, dump_enumerated_decls_push): New functions.
+ (dump_enumerated_decls): Likewise.
+ * tree-optimize.c (execute_cleanup_cfg_post_optimizing): If comparing
+ debug info and flag_dump_final_insns, call dump_enumerated_decls.
+ * tree-cfg.c (dump_function_to_file): Call dump_enumerated_decls.
+ * Makefile.in (tree-ssa-live.o): Depend on $(GIMPLE_H).
+
+2010-07-13 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * expmed.h (MAX_BITS_PER_WORD): Move to...
+ * defaults.h (MAX_BITS_PER_WORD): ...here.
+
+2010-07-13 DJ Delorie <dj@redhat.com>
+
+ * config/h8300/h8300.c (h8300_init_once): Default to
+ -fstrict_volatile_bitfields.
+
+ * config/sh/sh.c (sh_override_options): Default to
+ -fstrict_volatile_bitfields.
+
+ * config/rx/rx.c (rx_option_override): New.
+
+ * config/m32c/m32c.c (m32c_override_options): Default to
+ -fstrict_volatile_bitfields.
+
+2010-07-13 Nathan Froyd <froydnj@codesourcery.com>
+
+ * tree.h (build_function_call_expr): Delete.
+ (build_call_expr_loc_array): New function.
+ (build_call_expr_loc_vec): New function.
+ * tree-flow.h (struct omp_region): Change type of ws_args field
+ to a VEC.
+ * builtins.c (build_function_call_expr): Delete.
+ (build_call_expr_loc_array): New function.
+ (build_call_expr_loc): Call it. Use XALLOCAVEC.
+ (build_call_expr): Likewise.
+ (build_call_expr_loc_vec): New function.
+ * cgraphunit.c (build_cdtor): Call build_call_expr instead of
+ build_function_call_expr.
+ * expr.c (emutls_var_address): Likewise.
+ * varasm.c (emutls_common_1): Likewise.
+ * omp-low.c (expand_omp_atomic_mutex): Likewise.
+ (expand_omp_taskreg): Adjust for new type of region->ws_args.
+ (get_ws_args_for): Return a VEC instead of a tree.
+ (expand_parallel_call): Call build_call_expr_loc_vec instead of
+ build_function_call_expr.
+ * stor-layout.c (self_referential_size): Likewise.
+
+2010-07-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR testsuite/44701
+ * recog.c (constrain_operands): Allow side-effects in memory
+ operands if either < or > constraint is used, rather than if
+ both < and > is used.
+
+2010-07-13 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/44911
+ * tree-pretty-print.c (dump_generic_node): Use TDF_SLIM for
+ MEM_REF pointer type dumping. Avoid recursing for TYPE_DECLs
+ without name.
+
+2010-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/44761
+ * mode-switching.c (optimize_mode_switching): Add ATTRIBUTE_UNUSED
+ to variable emited.
+ * config/sh/sh.c (sh_expand_epilogue): Remove unused variable.
+ * config/sh/sh.md (symGOT_load): Likewise.
+ (symDTPOFF2reg): Likewise.
+ (symTPOFF2reg): Likewise.
+
+2010-07-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ * expmed.c (MAX_BITS_PER_WORD): Moved to expmed.h.
+ * expmed.h (MAX_BITS_PER_WORD): Moved from expmed.c.
+
+2010-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/i386/sol2-unwind.h (x86_64_fallback_frame_state): Correct
+ explanation.
+ Find ucontext_t * on Solaris 11.
+ (x86_fallback_frame_state): Handle Solaris 9 multi-threaded pattern.
+ Handle new Solaris 11 __sighndlr patterns.
+
+2010-07-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/44901
+ * vec.h (VEC_block_remove): Fix comment.
+ * tree-ssa-live.c (remove_unused_locals): Don't use
+ VEC_unordered_remove on local_decls, instead replace a single
+ vector element in each iteration if at least one element had
+ to be removed and VEC_truncate at the end.
+ * omp-low.c (expand_omp_taskreg): Likewise.
+
+2010-07-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ * c-decl.c (finish_function): Fix typo in comment.
+
+2010-07-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/44921
+ * postreload.c (move2add_use_add3_insn): Silence gcc warning
+ on min_regno.
+
+2010-07-12 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-vrp.c (simplify_bit_ops_using_ranges): New function.
+ (simplify_stmt_using_ranges): Use it.
+
+2010-07-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.h (struct spu_builtin_description): Remove FNDECL
+ member. Do not mark as GTY(()).
+ * config/spu/spu.c (spu_builtins): Remove FNDECL initializer elements.
+ (spu_builtin_decls): New static variable.
+ (spu_builtin_decl): Use it instead of spu_builtins[].fndecl.
+ (spu_init_builtins): Likewise.
+ (spu_builtin_mul_widen_even): Likewise.
+ (spu_builtin_mul_widen_odd): Likewise.
+ (spu_builtin_mask_for_load): Likewise.
+ (spu_builtin_vec_perm): Likewise.
+ * config/spu/spu-c.c: Include "target.h".
+ (spu_resolve_overloaded_builtin): Call targetm.builtin_decl instead
+ of using spu_builtins[].fndecl.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_override_options): Make -mflip-mips16
+ imply -minterlink-mips16.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (mips16_globals): Declare.
+ (SWITCHABLE_TARGET): Define.
+ * config/mips/mips.c: Include target-globals.h.
+ (mips16_globals): New variable.
+ (mips_set_mips16_mode): Use save_target_globals and
+ restore_target_globals instead of target_reinit.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * reginfo.c (init_reg_sets): Don't zero globals here. Update comment
+ to say that the function can be called more than once.
+ * target-globals.c (save_target_globals): Call init_reg_sets.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (bb-reorder.o, target-globals.o): Depend on bb-reorder.h
+ * bb-reorder.h: New file.
+ * bb-reorder.c (default_target_bb_reorder): New variable.
+ (this_target_bb_reorder): New conditional variable.
+ (uncond_jump_length): Redefine as a macro.
+ * target-globals.h (this_target_bb_reorder): Declare.
+ (target_globals): Add a bb_reorder field.
+ (restore_target_globals): Copy the bb_reorder field to
+ this_target_bb-reorder.
+ * target-globals.c: Include bb-reorder.h.
+ (default_target_globals): Initialize the bb_reorder field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (gcse.o, target-globals.o): Depend on gcse.h..
+ * gcse.h: New file.
+ * gcse.c: Include gcse.h.
+ (default_target_gcse): New variable.
+ (this_target_gcse): New conditional variable.
+ (can_copy): Redefine as a macro.
+ (can_copy_init_p): New macro.
+ (can_copy_p): Remove can_copy_init_p.
+ * target-globals.h (this_target_gcse): Declare.
+ (target_globals): Add a gcse field.
+ (restore_target_globals): Copy the gcse field to
+ this_target_gcse.
+ * target-globals.c: Include gcse.h.
+ (default_target_globals): Initialize the gcse field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * ira-int.h (target_ira_int): Add x_ira_prohibited_mode_move_regs
+ and x_ira_prohibited_mode_move_regs_initialized_p.
+ (ira_prohibited_mode_move_regs): Redefine as a macro.
+ * ira.c (ira_prohibited_mode_move_regs): Delete.
+ (ira_prohibited_mode_move_regs_initialized_p): Redefine as a macro.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * reload.h (target_reload): Add x_cached_reg_save_code and
+ x_cached_reg_restore_code.
+ * caller-save.c (cached_reg_save_code, cached_reg_restore_code):
+ Redefine as macros.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (target-globals.o): Depend on builtins.h.
+ * builtins.h: New file.
+ * builtins.c: Include builtins.h.
+ (default_target_builtins): New variable.
+ (this_target_builtins): New conditional variable.
+ (apply_args_mode, apply_result_mode): Redefine as macros.
+ * target-globals.h (this_target_builtins): Declare.
+ (target_globals): Add a builtins field.
+ (restore_target_globals): Copy the builtins field to
+ this_target_builtins.
+ * target-globals.c: Include builtins.h.
+ (default_target_globals): Initialize the builtins field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * expmed.h (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST)
+ (algorithm, alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved
+ from expmed.c.
+ (target_expmed): Add x_alg_hash and x_alg_hash_used_p.
+ (alg_hash, alg_hash_used_p): New macros.
+ * expmed.c (init_expmed): Clear alg_hash if reinitializing.
+ (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST, algorithm)
+ (alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved to expmed.h.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * ira-int.h (target_ira_int): Add x_max_struct_costs_size, x_init_cost,
+ x_temp_costs, x_op_costs, x_this_op_costs and x_cost_classes.
+ * ira-costs.c (max_struct_costs_size, init_cost, temp_costs, op_costs)
+ (this_op_costs, costs_classes): Redefine as macros.
+ (record_reg_classes): Don't take op_costs as a parameter.
+ (record_operand_costs): Likewise. Update calls to record_reg_classes.
+ (scan_one_insn): Update call to record_operand_costs.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (target-globals.o): Depend on $(IRA_INT_H).
+ * ira-int.h (ira_max_nregs, ira_important_class_nums): Delete.
+ (target_ira_int): New structure.
+ (default_target_ira_int): Declare.
+ (this_target_ira_int): Declare as a variable or define as a macro.
+ (ira_reg_mode_hard_regset, ira_register_move_cost)
+ (ira_may_move_in_cost, ira_may_move_out_cost, ira_class_subset_p)
+ (ira_non_ordered_class_hard_regs, ira_class_hard_reg_index)
+ (prohibited_class_mode_regs, ira_important_classes_num)
+ (ira_important_classes, ira_reg_class_intersect)
+ (ira_reg_classes_intersect_p, ira_reg_class_super_classes)
+ (ira_reg_class_union): Redefine as macros.
+ * ira.h (target_ira): New structure.
+ (default_target_ira): Declare.
+ (this_target_ira): Declare as a variable or define as a macro.
+ (ira_available_class_regs, ira_hard_regno_cover_class)
+ (ira_reg_class_cover_size, ira_reg_class_cover, ira_class_translate)
+ (ira_reg_class_nregs, ira_memory_move_cost, ira_class_hard_regs)
+ (ira_class_hard_regs_num): Redefine as macros.
+ * ira.c (default_target_ira, default_target_ira_int): New variables.
+ (this_target_ira, this_target_ira_int): New conditional variables.
+ (ira_reg_mode_hard_regset, ira_memory_move_cost)
+ (ira_register_move_cost, ira_may_move_in_cost, ira_may_move_out_cost)
+ (ira_class_subset_p): Delete.
+ (no_unit_alloc_regs): Redefine as a macro.
+ (ira_class_hard_regs, ira_non_ordered_class_hard_regs)
+ (ira_class_hard_regs_num, ira_class_hard_reg_index)
+ (ira_available_class_regs): Delete.
+ (alloc_reg_class_subclasses): Redefine as a macro.
+ (ira_reg_class_cover_size, ira_reg_class_cover)
+ (ira_important_classes_num, ira_important_classes)
+ (ira_important_class_nums, ira_class_translate): Delete.
+ (cover_class_order): Document the variable's lifetime.
+ (reorder_important_classes): Don't set ira_important_class_nums.
+ (ira_reg_class_intersect, ira_reg_classes_intersect_p)
+ (ira_reg_class_super_classes, ira_reg_class_union)
+ (ira_hard_regno_cover_class, ira_reg_class_nregs, ira_max_nregs):
+ Delete.
+ (setup_reg_class_nregs): Don't set ira_max_regs.
+ (prohibited_class_mode_regs): Delete.
+ * target-globals.h (this_target_ira, this_target_ira_int): Declare.
+ (target_globals): Add ira and ira_int fields.
+ (restore_target_globals): Copy the ira field to this_target_ira
+ and the ira_int field to this_target_ira_int.
+ * target-globals.c: Include ira-int.h.
+ (default_target_globals): Initialize the ira and ira_int fields.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (target-globals.o): Depend on $(CFGLOOP_H).
+ * cfgloop.h (target_cfgloop): New structure.
+ (default_target_cfgloop): Declare.
+ (this_target_cfgloop): Declare as a variable or define as a macro.
+ (target_avail_regs, target_clobbered_regs, target_res_regs)
+ (target_reg_cost, target_spill_cost): Redefine as macros.
+ * cfgloopanal.c (default_target_cfgloop): New variable.
+ (this_target_cfgloop): New conditional variable.
+ (target_avail_regs, target_clobbered_regs, target_res_regs)
+ (target_reg_cost, target_spill_cost): Delete.
+ * target-globals.h (this_target_cfgloop): Declare.
+ (target_globals): Add a cfgloop field.
+ (restore_target_globals): Copy the cfgloop field to
+ this_target_cfgloop.
+ * target-globals.c: Include cfgloop.h.
+ (default_target_globals): Initialize the cfgloop field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * regs.h (target_regs): Add x_direct_load, x_direct_store and
+ x_float_extend_from_mem.
+ (direct_load, direct_store, float_extend_from_mem): New macros.
+ * expr.c (direct_load, direct_store, float_extend_from_mem): Delete.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H).
+ (target-globals.o): Depend on $(LIBFUNCS_H).
+ * libfuncs.h: Include hashtab.h.
+ (libfunc_entry): Moved from optabs.c.
+ (target_libfuncs): New structure.
+ (default_target_libfuncs): Declare.
+ (this_target_libfuncs): Declare as a variable or define as a macro.
+ (libfunc_table): Redefine as a macro.
+ * optabs.c (default_target_libfuncs): New variable.
+ (this_target_libfuncs): New conditional variable.
+ (libfunc_table): Delete.
+ (libfunc_entry): Moved to optabs.h.
+ (libfunc_hash): Redefine as a macro.
+ (hash_libfunc, eq_libfunc): Fix comments.
+ (init_optabs): Use libfunc_hash to detect cases where the function
+ has already been called. Clear the hash table instead of
+ recreating it.
+ * target-globals.h (this_target_libfuncs): Declare.
+ (target_globals): Add a libfuncs field.
+ (restore_target_globals): Copy the libfuncs field to
+ this_target_libfuncs.
+ * target-globals.c: Include libfuncs.h.
+ (default_target_globals): Initialize the libfuncs field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (LIBFUNCS_H): New variable. Use instead of libfuncs.h
+ in all dependency lists.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (target-globals.o): Depend on $(EXPR_H) and $(OPTABS_H).
+ * optabs.h (target_optabs): New structure.
+ (default_target_optabs): Declare.
+ (this_target_optabs): Declare as a variable or define as a macro.
+ (optab_table, convert_optab_table, direct_optab_table): Redefine
+ as macros.
+ * optabs.c (default_target_optabs): New variable.
+ (this_target_optabs): New conditional variable.
+ (optab_table, convert_optab_table, direct_optab_table): Delete.
+ * target-globals.h (this_target_optabs): Declare.
+ (target_globals): Add a optabs field.
+ (restore_target_globals): Copy the optabs field to
+ this_target_optabs.
+ * target-globals.c: Include expr.h and optabs.h.
+ (default_target_globals): Initialize the optabs field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * flags.h (target_flagstate): Add x_flag_excess_precision.
+ (flag_excess_precision): Redefine as a macro.
+ * toplev.c (flag_excess_precision): Delete.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * defaults.h (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Define if not defined.
+ * libgcc2.c (MIN_UNITS_PER_WORD): Delete.
+ * hard-reg-set.h (target_hard_regs): Add x_no_caller_save_reg_set.
+ (no_caller_save_reg_set): Redefine as a macro.
+ * reload.h (target_reload): Add x_caller_save_initialized_p and
+ x_regno_save_mode.
+ (caller_save_initialized_p): Redefine as a macro.
+ * caller-save.c (caller_save_initialized_p, no_caller_save_reg_set)
+ (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Delete.
+ (regno_save_mode): Redefine as a macro.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (expmed.o, target-globals.o): Depend on expmed.h.
+ * expmed.h: New file.
+ * expmed.c (default_target_costs): New variable.
+ (this_target_costs): New conditional variable.
+ (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost, neg_cost)
+ (shift_cost, shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost)
+ (sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete.
+ * target-globals.h (this_target_expmed): Declare.
+ (target_globals): Add a expmed field.
+ (restore_target_globals): Copy the expmed field to
+ this_target_expmed.
+ * target-globals.c: Include expmed.h.
+ (default_target_globals): Initialize the expmed field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (target-globals.o): Depend on reload.h.
+ * reload.h (target_reload): New structure.
+ (default_target_reload): Declare.
+ (this_target_reload): Declare as a variable or define as a macro.
+ (indirect_symref_ok, double_reg_address_ok): Redefine as macros.
+ * reload1.c (default_target_reload): New variable
+ (this_target_reload): New conditional variable.
+ (indirect_symref_ok, double_reg_address_ok): Delete.
+ (spill_indirect_levels): Redefine as a macro.
+ * target-globals.h (this_target_reload): Declare.
+ (target_globals): Add a reload field.
+ (restore_target_globals): Copy the reload field to
+ this_target_reload.
+ * target-globals.c: Include hard-reg-set.h.
+ (default_target_globals): Initialize the reload field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * rtl.h (target_rtl): Add x_static_reg_base_value.
+ * alias.c (static_reg_base_value): Redefine as a macro.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (reginfo.o): Don't depend on $(GGC_H) or gt-reginfo.h.
+ (GTFILES): Remove reginfo.c.
+ * rtl.h (target_rtl): Add x_top_of_stack.
+ (top_of_stack): New macro.
+ * reginfo.c: Don't include ggc.h or gt-reginfo.h.
+ (top_of_stack): Delete.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * regs.h (target_regs): Add x_hard_regs_of_mode, x_contains_reg_of_mode,
+ x_move_cost, x_may_move_in_cost, x_may_move_out_cost and
+ x_last_mode_for_init_move_cost.
+ (have_regs_of_mode, contains_reg_of_mode, move_cost)
+ (may_move_in_cost, may_move_out_cost): Redefine as macros.
+ * reginfo.c (have_regs_of_mode, contains_reg_of_mode, move_cost)
+ (may_move_in_cost, may_move_out_cost): Delete.
+ (last_mode_for_init_move_cost): Redefine as a macro.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * hard-reg-set.h (target_hard_regs): New structure.
+ (default_target_hard_regs): Declare.
+ (this_target_hard_regs): Declare as a variable or define as a macro.
+ (fixed_regs, fixed_reg_set, call_used_regs, call_really_used_regs)
+ (call_used_reg_set, call_fixed_reg_set, regs_invalidated_by_call)
+ (reg_alloc_order, inv_reg_alloc_order, reg_class_contents)
+ (reg_class_size, reg_class_subclasses, reg_class_subunion)
+ (reg_class_superunion, reg_names): Redefine as macros.
+ * reginfo.c (fixed_regs, fixed_reg_set, call_used_regs)
+ (call_used_reg_set, call_really_used_regs, call_fixed_reg_set)
+ (regs_invalidated_by_call, reg_alloc_order, inv_reg_alloc_order)
+ (reg_class_contents, reg_class_size, reg_class_subclasses)
+ (reg_class_subunion, reg_class_superunion, reg_names): Delete.
+ (default_target_hard_regs): New variable
+ (this_target_hard_regs, initial_call_really_used_regs)
+ (initial_reg_alloc_order): New conditional variables.
+ (initial_reg_names): New variable.
+ (init_reg_sets): Assert that initial_call_really_used_regs,
+ initial_reg_alloc_order and initial_reg_names
+ are all the same size as their variable counterparts. Use them to
+ initialize those counterparts.
+ * target-globals.h (this_target_hard_regs): Declare.
+ (target_globals): Add a hard_regs field.
+ (restore_target_globals): Copy the hard_regs field to
+ this_target_hard_regs.
+ * target-globals.c: Include hard-reg-set.h.
+ (default_target_globals): Initialize the hard_regs field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (target-globals.o): Depend on $(RTL_H).
+ * rtl.h: (target_rtl): New structure.
+ (default_target_rtl): Declare.
+ (this_target_rtl): Declare as a variable or define as a macro.
+ (global_rtl, pic_offset_table_rtx, return_address_pointer_rtx):
+ Redefine as macros.
+ * emit-rtl.c (default_target_rtl): New variable.
+ (this_target_rtl): New conditional variable.
+ (global_rtl, static_regno_reg_rtx, pic_offset_table_rtx)
+ (return_address_pointer_rtx): Delete.
+ (initial_regno_reg_rtx): New macro.
+ (init_emit): Use initial_regno_reg_rtx instead of static_regno_reg_rtx.
+ (init_emit_regs): Likewise.
+ * target-globals.h (this_target_rtl): Declare.
+ (target_globals): Add a rtl field.
+ (restore_target_globals): Copy the rtl field to this_target_rtl.
+ * target-globals.c: Include rtl.h.
+ (default_target_globals): Initialize the rtl field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (target-globals.o): Depend on $(REGS_H).
+ * regs.h (target_reg_modes): New structure.
+ (default_target_reg_modes): Declare.
+ (this_target_reg_modes): Declare as a variable or define as a macro.
+ (hard_regno_nregs, reg_raw_mode): Redefine as macros.
+ * reginfo.c (default_target_reg_modes): New variable.
+ (this_target_reg_modes): New conditional variable.
+ (hard_regno_nregs, reg_raw_mode): Delete.
+ * target-globals.h (this_target_regs): Declare.
+ (target_globals): Add a regs field.
+ (restore_target_globals): Copy the regs field to this_target_regs.
+ * target-globals.c: Include regs.h.
+ (default_target_globals): Initialize the regs field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/tm.texi.in (SWITCHABLE_TARGET): Document.
+ * doc/tm.texi: Regenerate.
+ * Makefile.in (OBJS-common): Add target-globals.o.
+ (gtype-desc.o): Depend on $(IPA_PROP_H), $(LTO_STREAMER_H)
+ and target-globals.h.
+ (target-globals.o): New rule.
+ (GTFILES): Include $(srcdir)/target-globals.h.
+ * defaults.h (SWITCHABLE_TARGET): Define.
+ * gengtype.c (open_base_files): Add target-globals.h to the
+ list of includes.
+ * target-globals.h: New file.
+ * target-globals.c: Likewise.
+
+ * Makefile.in (target-globals.o): Depend on $(FLAGS_H).
+ * flags.h (target_flag_state): New structure.
+ (default_target_flag_state): Declare.
+ (this_target_flag_state): Declare as a variable or define as a macro.
+ (align_loops_log): Redefine as a macro.
+ (align_loops_max_skip, align_jumps_log): Likewise.
+ (align_jumps_max_skip, align_labels_log): Likewise.
+ (align_labels_max_skip, align_functions_log): Likewise.
+ * toplev.c (default_target_flag_state): New variable.
+ (this_target_flag_state): New conditional variable.
+ (align_loops_log): Delete.
+ (align_loops_max_skip, align_jumps_log): Likewise.
+ (align_jumps_max_skip, align_labels_log): Likewise.
+ (align_labels_max_skip, align_functions_log): Likewise.
+ * target-globals.h (this_target_flag_state): Declare.
+ (target_globals): Add a flag_state field.
+ (restore_target_globals): Copy the flag_state field to
+ this_target_flag_state.
+ * target-globals.c: Include flags.h.
+ (default_target_globals): Initialize the flag_state field.
+ (save_target_globals): Likewise.
+
+2010-07-12 Jie Zhang <jie@codesourcery.com>
+
+ * postreload.c (reg_symbol_ref[]): New.
+ (move2add_use_add2_insn): New.
+ (move2add_use_add3_insn): New.
+ (reload_cse_move2add): Handle SYMBOL + OFFSET case.
+ (move2add_note_store): Likewise.
+
+2010-07-12 Joern Rennecke <joern.rennecke@embecosm.com>
+
+ PR rtl-optimization/44752
+ * genautomata.c (main): Don't emit an empty file even if there
+ is no automaton.
+
+2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/i386/i386.c (ix86_sol10_return_in_memory): Rename to
+ ix86_solaris_return_in_memory.
+ * config/i386-protos.h: Reflect this.
+ * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
+ * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
+ Move ...
+ * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): ... here.
+
+2010-07-12 Jie Zhang <jie@codesourcery.com>
+
+ * config/arm/arm.c (arm_get_frame_offsets): Don't use r3 to
+ align the stack when it's going to be saved.
+
+2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR pch/14940
+ * config/host-solaris.c (mmap_fixed): New function.
+ (sol_gt_pch_get_address): Use it.
+ (sol_gt_pch_use_address): Likewise.
+
+2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
+ pentiumpro on Solaris 8 and 9/x86.
+ * doc/install.texi (Specific, i?86-*-solaris2.[89]): Recommend GNU as.
+ Document SSE/SSE2 support.
+ * doc/sourcebuild.texi (Effective-Target Keywords): Document sse.
+
+2010-07-12 Andi Kleen <ak@linux.intel.com>
+
+ * lto-symtab.c (lto_symtab_merge_decls_1): Use fatal_error
+ instead of gcc_assert to print better error message for multiple
+ prevailing defs.
+
+2010-07-12 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_asm_output_function_label): Change format
+ string placeholder from 0x%x to %#x.
+ (ix86_code_end): Use putc to output '\n'.
+ (ix86_print_operand) <case ';'>: Use putc to output ';'.
+
+2010-07-11 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/winnt.c (i386_pe_file_end): Quote symbol name
+ in directive -export.
+
+2010-07-10 Anatoly Sokolov <aesok@post.ru>
+
+ * reginfo.h (reg_classes_intersect_p): Change arguments type to
+ reg_class_t.
+ * rtl.h (reg_classes_intersect_p): Adjust prototype.
+
+ * config/rs6000/rs6000.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
+ Remove macros.
+ * config/rs6000/rs6000-protos.h (rs6000_register_move_cost,
+ rs6000_memory_move_cost): Remove
+ * config/rs6000/rs6000.c (TARGET_REGISTER_MOVE_COST,
+ TARGET_MEMORY_MOVE_COST): Define.
+ (rs6000_register_move_cost): Make static. Change arguments type from
+ enum reg_class to reg_class_t. Adjust rs6000_memory_move_cost calls.
+ (rs6000_memory_move_cost): Make static. Change arguments type from
+ 'enum reg_class' to reg_class_t.
+
+2010-07-10 Sandra Loosemore <sandra@codesourcery.com>
+
+ PR middle-end/42505
+ * tree-inline.c (estimate_num_insns): Refactor builtin complexity
+ lookup code into....
+ * builtins.c (is_simple_builtin, is_inexpensive_builtin): ...these
+ new functions.
+ * tree.h (is_simple_builtin, is_inexpensive_builtin): Declare.
+ * cfgloopanal.c (target_clobbered_regs): Define.
+ (init_set_costs): Initialize target_clobbered_regs.
+ (estimate_reg_pressure_cost): Add call_p argument. When true,
+ adjust the number of available registers to exclude the
+ call-clobbered registers.
+ * cfgloop.h (target_clobbered_regs): Declare.
+ (estimate_reg_pressure_cost): Adjust declaration.
+ * tree-ssa-loop-ivopts.c (struct ivopts_data): Add body_includes_call.
+ (ivopts_global_cost_for_size): Pass it to estimate_reg_pressure_cost.
+ (determine_set_costs): Dump target_clobbered_regs.
+ (loop_body_includes_call): New function.
+ (tree_ssa_iv_optimize_loop): Use it to initialize new field.
+ * loop-invariant.c (gain_for_invariant): Adjust arguments to pass
+ call_p flag through.
+ (best_gain_for_invariant): Likewise.
+ (find_invariants_to_move): Likewise.
+ (move_single_loop_invariants): Likewise, using already-computed
+ has_call field.
+
+2010-07-10 Richard Guenther <rguenther@suse.de>
+ Joern Rennecke <joern.rennecke@embecosm.com>
+
+ PR debug/44832
+ * tree-ssa-live.c (mark_all_vars_used_1): Set TREE_USED for LABEL_DECL.
+ (remove_unused_scope_block_p): Don't drop TREE_USED LABEL_DECLs
+ unless they have DECL_IGNORED_P set.
+
+2010-07-10 Richard Guenther <rguenther@suse.de>
+
+ PR lto/44889
+ * gimple.c (gimple_fixup_complete_and_incomplete_subtype_p): New
+ helper function.
+ (gimple_types_compatible_p): Similar to pointed-to
+ types allow and merge a mix of complete and incomplete aggregate.
+ Use gimple_fixup_complete_and_incomplete_subtype_p for that.
+ (iterative_hash_gimple_type): Adjust for that.
+
+2010-07-10 Richard Sandiford <r.sandiford@uk.ibm.com>
+
+ * tree.h (DECL_REPLACEABLE_P): Strengthen check for weak symbols.
+
+2010-07-10 Iain Sandoe <iains@gcc.gnu.org>
+
+ PR objc/44140
+ * config/darwin.c (output_objc_section_asm_op): Save and restore
+ section when outputting ObjC section list.
+
+2010-07-09 Jan Hubicka <jh@suse.cz>
+
+ * lto-streamer-out.c (produce_symtab): Do not write alias
+ cgraph/varpool nodes.
+
2010-07-09 Jan Hubicka <jh@suse.cz>
* tree-inline.c (declare_return_variable): Fix ICE while
2010-07-09 Bernd Schmidt <bernds@codesourcery.com>
- * reload.c (find_reloads): Don't clear badop if we have a
- winreg alternative, but not win, and the class only has fixed
- regs.
+ * reload.c (find_reloads): Don't clear badop if we have a winreg
+ alternative, but not win, and the class only has fixed regs.
* hard-reg-set.h (class_only_fixed_regs): Declare.
* reginfo.c (class_only_fixed_regs): New array.
(init_reg_sets_1): Initialize it.