PR middle-end/35800
	* expr.h (try_casesi): Adjust prototype.
	* expr.c (try_casesi): Take fallback label as extra parameter.
	Use that for gen_casesi if default_label is NULL.
	* stmt.c (expand_case): Pass fallback label to try_casesi,
	make sure to fill gaps with a fallback label if default_label
	is not present.

From-SVN: r133857

2008-04-02  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/14495
	PR tree-optimization/34793
	* tree-vrp.c (struct switch_update): New structure.
	(to_remove_edges, to_update_switch_stmts): New VECs.
	(simplify_switch_using_ranges): New function.  Remove not taken
	case labels and edges.
	(simplify_stmt_using_ranges): Call it.
	(identify_jump_threads): Mark edges we have queued for removal
	so we don't thread them.
	(execute_vrp): Remove edges queued for removal, update SWITCH_STMT
	case label vector.
	* tree-cfg.c (group_case_labels): Deal with missing default label.
	(tree_verify_flow_info): Allow missing default label.
	* stmt.c (emit_case_bit_tests): Deal with NULL default_label.
	(emit_case_nodes): Likewise.
	(expand_case): Do not rely on the default label to be present.
	* expr.c (try_casesi): Deal with NULL default_label.
	(do_tablejump): Likewise.

	* gcc.dg/tree-ssa/vrp41.c: New testcase.
	* gcc.dg/tree-ssa/vrp42.c: Likewise.

From-SVN: r133835

	* builtins.c (expand_builtin_setjmp_receiver): Update call of
	get_arg_pointer_save_area.
	* expr.c (init_expr): Just clear out rtl.expr.
	* function.c (free_after_compilation): Clear out whole RTL structure.
	(get_func_frame_size): Merge into ...
	(get_frame_size): ... this one.
	(assign_stack_local_1): Merge into ...
	(assign_stack_local): ... this one.
	(expand_function_end): Update call of get_arg_pointer_save_area.
	(get_art_pointer_save_area): Remove cfun argument.
	* function.h (emit_status): regno_pointer_align does not need length
	attribute. Move x_regno_reg_rtx to ...
	(regno_reg_rtx): ... new global array.
	(reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
	(pending_stack_adjust, inhibit_defer_pop, saveregs_value,
	apply_args_value, forced_labels, stack_pointer_delta): Update accestors.
	(struct varasm_status): Move here from varasm.c
	(struct rtl_data): New. Move here some fields from struct function.
	(return_label, naked_return_label, stack_slot_list, parm_birth_insn,
	frame_offset, stack_check_probe_note, arg_pointer_save_area,
	used_temp_slots avail_temp_slots, temp_slot_level,
	nonlocal_goto_handler_labels): Update accesstors.
	(rtl): New global variable.
	(struct function): Move some fileds to rtl_data.
	(get_arg_pointer_save_area): Update prototype.
	* emit-rtl.c (rtl): Declare.
	(regno_reg_rtx): Declare.
	(first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update.
	(gen_reg_rtx): Update.
	(init_virtual_regs): Do not tate emit_status argument.
	(init_emit): Do not allocate emit.
	* varasm.c (varasm_statuc): Move to function.h.
	(n_deferred_constatns): Update accestor.
	(init_varasm_status): Do not allocate varasm_status.
	(force_const_mem, get_pool_size, output_constant_pool): Update.
	* stmt.c (force_label_rtx): Do not use x_ prefixes.
	(expand_nl_goto_receiver): Update get_arg_pointer_save_area.

From-SVN: r133759

	PR middle-end/34134
	* stmt.c (expand_stack_restore): Call expand_normal on var to get
	rtx for it instead of assuming it will be a VAR_DECL.

	* gcc.c-torture/compile/20071117-1.c: New test.

From-SVN: r130609

2007-11-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/34154
	* gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
	of the signed INT_CST_LT.
	* stmt.c (expand_case): Likewise.
	(estimate_case_costs): Likewise.

	* testsuite/gcc.c-torture/execute/pr34154.c: New testcase.

From-SVN: r130324

2007-10-17  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	* builtins.c (gimplify_va_arg_expr): Use inform for help message.
	* toplev.c (check_global_declaration_1): Use appropriate warning
	option instead of unnamed warning.
	* stor-layout.c (layout_decl): Likewise.
	* c-typeck.c (build_conditional_expr): Likewise.
	(build_compound_expr): Fix wrong comment.
	(build_binary_op): Use appropriate warning option instead of
	unnamed warning.
	* cfgexpand.c (tree_expand_cfg): Likewise.
	* tree-optimize.c (tree_rest_of_compilation): Likewise.
	* tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
	(execute_warn_function_return): Likewise.
	* stmt.c (warn_if_unused_value): Likewise.
cp/
	* typeck.c (build_binary_op) : Use appropriate warning option
	instead of unnamed warning.

From-SVN: r129393

2007-09-05  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* Makefile.in (stmt.o): Add alloc-pool.h dependency.
	* stmt.c: Include alloc-pool.h.
	(struct case_node): Remove GTY marker.
	(add_case_node): New parameter case_node_pool.  Use it for
	allocation of r.
	(expand_case): New allocation pool case_node_pool.  Initialize it,
	pass to add_case_node and free it.

From-SVN: r128139

2007-08-19  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/32940
        * cfgexpand.c  (expand_one_register_var): Mark pointer
        DECL_ARTIFICIAL as REG_POINTER also.
        * stmt.c (expand_decl): Likewise.

From-SVN: r127634

	* optabs.c (expand_widen_pattern_expr): Use optabs accestors.
	(expand_ternary_op): Likewise.
	(expand_vec_shift_expr): Likewise.
	(expand_binop_directly): Likewise.
	(expand_binop): Likewise.
	(sign_expand_binop): Likewise.
	(expand_twoval_unop): Likewise.
	(expand_twoval_binop): Likewise.
	(expand_twoval_binop_libfunc): Likewise.
	(widen_clz): Likewise.
	(widen_bswap): Likewise.
	(expand_parity): Likewise.
	(expand_unop): Likewise.
	(expand_abs_nojump): Likewise.
	(expand_copysign): Likewise.
	(emit_no_conflict_block): Likewise.
	(emit_libcall_block): Likewise.
	(can_compare_p): Likewise.
	(prepare_cmp_insn): Likewise.
	(emit_cmp_and_jump_insn_1): Likewise.
	(prepare_float_lib_cmp): Likewise.
	(emit_conditional_add): Likewise.
	(gen_add2_insn): Likewise.
	(have_add2_insn): Likewise.
	(gen_sub2_insn): Likewise.
	(have_sub2_insn): Likewise.
	(can_extend_p): Likewise.
	(can_fix_p): Likewise.
	(can_float_p): Likewise.
	(expand_float): Likewise.
	(expand_fix): Likewise.
	(expand_sfix_optab): Likewise.
	(new_optab): Likewise.
	(new_convert_optab): Likewise.
	(init_libfuncs): Likewise.
	(init_interclass_conv_libfuncs): Likewise.
	(init_intraclass_conv_libfuncs): Likewise.
	(set_conv_libfunc): Likewise.
	(init_optabs): Likewise.
	(debug_optab_libfuncs): Likewise.
	(gen_cond_trap): Likewise.
	* optabs.h (optab_handler, convert_optab_hanlder): New.
	* genopinit.c: Update optabs generation table.
	* reload.c (find_reloads_address_1): Use optabs accestors.
	* builtins.c (expand_builtin_mathfn): Likewise.
	(expand_builtin_mathfn_2): Likewise.
	(expand_builtin_mathfn_3): Likewise.
	(expand_builtin_interclass_mathfn): Likewise.
	(expand_builtin_sincos): Likewise.
	(expand_builtin_cexpi): Likewise.
	(expand_builtin_powi): Likewise.
	(expand_builtin_strlen): Likewise.
	* dojump.c (do_jump): Likewise.
	* expr.c (convert_move): Likewise.
	(move_by_pieces): Likewise.
	(move_by_pieces_ninsns): Likewise.
	(can_store_by_pieces): Likewise.
	(store_by_pieces_1): Likewise.
	(emit_move_via_integer): Likewise.
	(emit_move_complex): Likewise.
	(emit_move_ccmode): Likewise.
	(emit_move_insn_1): Likewise.
	(emit_single_push_insn): Likewise.
	(store_constructor): Likewise.
	(expand_expr_real_1): Likewise.
	(do_store_flag): Likewise.
	* ada/misc.c (gnat_compute_largest_alignment): Likewise.
	(enumerate_modes): Likewise.
	* tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
	(supportable_widening_operation): Likewise.
	(supportable_narrowing_operation): Likewise.
	* expmed.c (store_bit_field_1): Likewise.
	(extract_bit_field_1): Likewise.
	(expand_mult_highpart_optab): Likewise.
	(expand_smod_pow2): Likewise.
	(expand_divmod): Likewise.
	(emit_store_flag): Likewise.
	* tree-vect-patterns.c
	(vect_pattern_recog_1): Likewise.
	* tree-ssa-loop-prefetch.c
	(nontemporal_store_p): Likewise.
	* tree-vect-transform.c (vect_model_reduction_cost): Likewise.
	(vect_create_epilog_for_reduction): Likewise.
	(vectorizable_reduction): Likewise.
	(vectorizable_operation): Likewise.
	(vect_strided_store_supported): Likewise.
	(vectorizable_store): Likewise.
	(vect_strided_load_supported): Likewise.
	(vectorizable_load): Likewise.
	* combine.c (simplify_comparison): Likewise.
	* tree-vect-generic.c
	(type_for_widest_vector_mode): Likewise.
	(expand_vector_operations_1): Likewise.
	* config/spu/spu.c (spu_expand_mov): Likewise.
	(spu_emit_vector_compare): Likewise.
	* config/rs6000/rs6000.c
	(rs6000_emit_vector_compare): Likewise.
	* stmt.c (add_case_node): Likewise.
	* reload1.c (gen_reload):

From-SVN: r127317

	* attribs.c (hash_attr, eq_attr, init_attributes): Constify.
	* builtins.c (validate_arg, builtin_mathfn_code,
	validate_arglist): Likewise.
	* calls.c (call_expr_flags): Likewise.
	* combine.c (reg_nonzero_bits_for_combine,
	reg_num_sign_bit_copies_for_combine, get_last_value,
	reg_truncated_to_mode): Likewise.
	* emit-rtl.c (subreg_lowpart_p): Likewise.
	* expr.c (highest_pow2_factor_for_target,
	categorize_ctor_elements_1, categorize_ctor_elements,
	count_type_elements, contains_packed_reference,
	highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
	* fold-const.c (may_negate_without_overflow_p, int_const_binop,
	fold_convertible_p, operand_equal_p, tree_swap_operands_p,
	native_encode_int, native_encode_real, native_encode_complex,
	native_encode_vector, native_encode_expr, native_interpret_int,
	native_interpret_real, native_interpret_complex,
	native_interpret_vector, native_interpret_expr): Likewise.
	* function.c (use_register_for_decl): Likewise.
	* gimplify.c (get_name): Likewise.
	* langhooks-def.h (lhd_return_null_const_tree): New.
	(LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
	* langhooks.c (lhd_return_null_const_tree): New.
	* langhooks.h (lang_get_callee_fndecl): Constify.
	* output.h (constructor_static_from_elts_p): Likewise.
	* rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
	* rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
	subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
	* rtlanal.c (cached_nonzero_bits, nonzero_bits1,
	cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
	nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
	* rtlhooks-def.h (reg_nonzero_bits_general,
	reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
	Likewise. 
	* rtlhooks.c (reg_num_sign_bit_copies_general,
	reg_nonzero_bits_general, reg_truncated_to_mode_general):
	Likewise. 
	* stmt.c (warn_if_unused_value, is_body_block): Likewise.
	* stor-layout.c (mode_for_size_tree): Likewise.
	* tree-ssa-loop-im.c (memref_eq): Likewise.
	* tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
	* tree.c (contains_placeholder_p, type_list_equal,
	simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
	Likewise. 
	* tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
	mode_for_size_tree, categorize_ctor_elements, count_type_elements,
	contains_placeholder_p, contains_packed_reference,
	get_callee_fndecl, operand_equal_for_phi_arg_p,
	warn_if_unused_value, is_body_block, native_encode_expr,
	native_interpret_expr, fold_convertible_p, operand_equal_p,
	int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
	validate_arglist, simple_cst_equal, type_list_equal,
	use_register_for_decl, call_expr_flags, get_name,
	highest_pow2_factor): Likewise.
	(const_call_expr_arg_iterator_d,
	init_const_call_expr_arg_iterator, next_const_call_expr_arg,
	first_const_call_expr_arg, more_const_call_expr_args_p,
	FOR_EACH_CONST_CALL_EXPR_ARG): New.
	* varasm.c (constructor_static_from_elts_p): Constify.
	
cp:
	* parser.c (eof_token): Un-constify.
	(cp_lexer_new_main, cp_lexer_new_from_tokens, VEC_alloc,
	cp_lexer_consume_token, cp_lexer_purge_token): Remove spurious
	casts.

java:
	* lang.c (java_get_callee_fndecl): Constify.

objc:
	* objc-act.c (objc_get_callee_fndecl): Constify.
	* objc-act.h (objc_get_callee_fndecl): Likewise.

From-SVN: r127036

Change copyright header to refer to version 3 of the GNU General Public License and to point readers at the COPYING3 file and the FSF's license web page.

From-SVN: r126948

2007-07-05  Paolo Bonzini  <bonzini@gnu.org>

	* function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
	pass_match_asm_constraints): New.
	* passes.c (init_optimization_passes): Add new pass.
	* stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
	* function.h (struct function): Add has_asm_statement bit.
	(current_function_has_asm_statement): New.
	* tree-pass.h (pass_match_asm_constraints): New.

From-SVN: r126385

From-SVN: r125624

	* tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
	* tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
	* tree-ssa-loop-prefetch.c: Include optabs.h.
	(FENCE_FOLLOWING_MOVNT): New macro.
	(struct mem_ref): Add independent_p and storent_p fields.
	(record_ref): Initalize the new fields.
	(gather_memory_references_ref): Return true if the reference
	could be analysed.
	(gather_memory_references): Check whether all memory accesses
	in loop were recorded.
	(should_issue_prefetch_p): Return false for nontemporal stores.
	(nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
	may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
	(determine_loop_nest_reuse): Detect independent memory references.
	(loop_prefetch_arrays): Call mark_nontemporal_stores.
	* tree-flow.h (mark_virtual_ops_for_renaming): Declare.
	* Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
	* config/i386/i386.h (x86_mfence): Declare.
	(FENCE_FOLLOWING_MOVNT): Return x86_mfence.
	* config/i386/i386.c (x86_mfence): New variable.
	(ix86_init_mmx_sse_builtins): Initialize x86_mfence.

	* tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
	* optabs.c (init_optabs): Initialize storent_optab.
	* optabs.h (enum optab_index): Add OTI_storent.
	(storent_optab): Declare.
	* genopinit.c (optabs): Add initialization for storent_optab.
	* tree.h (MOVE_NONTEMPORAL): New macro.
	* expr.c (expand_assignment, store_expr, store_constructor_field,
	store_constructor, store_field, expand_expr_real_1): Propagate
	nontemporality of the expanded store.
	(emit_storent_insn): New function.
	* expr.h (expand_assignment, store_expr): Declaration changed.
	* function.c (assign_parm_setup_reg): Pass false as nontemporality
	to expand_assignment.
	* stmt.c (expand_asm_expr): Ditto.
	* calls.c (initialize_argument_information): Pass false as
	nontemporality to store_expr.
	* config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
	storentsi): New.

	* gcc.dg/tree-ssa/prefetch-7.c: New test.

From-SVN: r125604

gcc/
	* regs.h (end_hard_regno): New function.
	(END_HARD_REGNO, END_REGNO): New macros.
	(add_to_hard_reg_set): New function.
	(remove_from_hard_reg_set): Likewise.
	(in_hard_reg_set_p): Likewise.
	(overlaps_hard_reg_set_p): Likewise.
	* bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
	(note_btr_set): Use END_HARD_REGNO.
	* caller-save.c (setup_save_areas): Use end_hard_regno.
	(mark_set_regs): Use END_HARD_REGNO.
	(add_stored_regs): Use end_hard_regno.
	(mark_referenced_regs): Use add_to_hard_reg_set.
	* combine.c (update_table_tick): Use END_REGNO.
	(record_value_for_reg): Likewise.
	(record_dead_and_set_regs): Likewise.
	(get_last_value_validate): Likewise.
	(use_crosses_set_p): Likewise.
	(reg_dead_at_p_1): Likewise.
	(reg_dead_at_p): Likewise.
	(mark_used_regs_combine): Use add_to_hard_reg_set.
	(move_deaths): Use END_HARD_REGNO.
	(reg_bitfield_target_p): Use end_hard_regno.
	(distribute_notes): Use END_HARD_REGNO.
	* cse.c (mention_regs): Use END_REGNO.
	(insert): Use add_to_hard_reg_set.
	(invalidate): Use END_HARD_REGNO.
	(invalidate_for_call): Likewise.
	(exp_equiv_p): Use END_REGNO.
	(cse_insn): Likewise.
	* cselib.c (cselib_invalidate_regno): Use end_hard_regno.
	* df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
	* df-scan.c (df_ref_record): Use END_HARD_REGNO.
	* function.c (keep_stack_depressed): Use end_hard_regno.
	* global.c (global_alloc): Use end_hard_regno.
	(global_conflicts): Use add_to_hard_reg_set instead of
	mark_reg_live_nc.
	(find_reg): Likewise.
	(mark_reg_store): Likewise.
	(mark_reg_conflicts): Likewise.
	(mark_reg_death): Use remove_from_hard_reg_set.
	(mark_reg_live_nc): Delete.
	(set_preference): Use end_hard_regno.
	* local-alloc.c (mark_life): Use add_to_hard_reg_set and
	remove_from_hard_reg_set.
	(post_mark_life): Use add_to_hard_reg_set.
	* mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
	(reg_becomes_live): Use add_to_hard_reg_set.
	* recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
	(peep2_find_free_register): Use add_to_hard_reg_set.
	* reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
	* regclass.c (record_reg_classes): Use in_hard_reg_set_p.
	* regrename.c (note_sets): Use add_to_hard_reg_set.
	(clear_dead_regs): Use remove_from_hard_reg_set.
	(regrename_optimize): Use add_to_hard_reg_set.
	(find_oldest_value_reg): Use in_hard_reg_set_p.
	* reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
	(hard_reg_set_here_p): Use end_hard_regno.
	(decompose): Likewise.
	(reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
	(find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
	* reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
	(mark_home_live): Use end_hard_regno.
	(spill_hard_reg): Likewise.
	(clear_reload_reg_in_use): Likewise.
	* reorg.c (delete_prior_computation): Use END_REGNO.
	* resource.c (update_live_status): Use END_HARD_REGNO.
	(mark_referenced_resources): Use add_to_hard_reg_set.
	(mark_set_resources): Likewise.
	(mark_target_live_regs): Likewise.  Use remove_from_hard_reg_set.
	* rtlanal.c (refers_to_regno_p): Use END_REGNO.
	(reg_overlap_mentioned_p): Likewise.
	(dead_or_set_p): Likewise.  Use an exclusive upper loop bound.
	(covers_regno_no_parallel_p): Use END_REGNO.
	(find_regno_note): Likewise.
	(find_reg_fusage): Use END_HARD_REGNO.
	* stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
	* var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.

From-SVN: r124961

	* gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
	NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
	* ddg.c (create_ddg): LIkewise.
	* final.c (final): Remove hunk moving line numbernotes around since
	they are no longer present at this stage.
	(final_scan_insn): Use NOTE_KIND instead of
	NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
	(output_asm_label): Likewise.
	* reorg.c (dbr_schedule): Likewise.
	* haifa-sched.c (unlink_other_notes): Likewise.
	* mode-switching.c (optimize_mode_switching): Likewise.
	* graph.c (start_bb): Likewise.
	* rtl.def (NOTE): Update description.
	* jump.c (squeeze_notes): Delete.
	(mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
	NOTE_INSN_BASIC_BLOCK_P when possible.
	* ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
	* dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
        NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
	(dwarf2out_var_location): Likewise.
	* cfgbuild.c (make_edges): Likewise.
	(find_basic_blocks_1): Likewise.
	* function.c (reorder_blocks_1): Likewise.
	(epilogue_done): Likewise.
	(reposition_prologue_and_epilogue_notes): Likewise.
	* print-rtl.c (print_rtx): Likewise; drop code for printing line number
	notes.
	(print_rtl): Likewise.
	(print_rtl_single): Likewise.
	* gcse.c (insert_insn_start_bb): Likewise.
	* alias.c (init_alias_analysis): Likewise.
	* calls.c (fixup_tail_calls): Likewise.
	* except.c (sjlj_emit_function_enter): Likewise.
	* emit-rtl.c (add_insn_after): Likeiwse.
	(emit_label_before): Likewise.
	(emit_label_after): Likewise.
	(emit_note_before, emit_note_after, emit_note): Update
	parameter to be enum insn_note; do not deal with source
	files.
	* cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
	Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
	when possible.
	(merge_blocks_move_successor_nojumps): Simplify now when
	we don't have BLOCK notes.
	(try_optimize_cfg): Likewise.
	* cfglayout.c (skip_insns_after_block): Likewise.
	(record_effective_endpoints): Likewise.
	(duplicate_insn_chain): Likewise.
	* varasm.c (output_constant_pool_1): Likewise.
	* sched-deps.c (sched_analyze): Likewise.
	* rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
	Exterminate.
	(note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
	* rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
	(SET_INSN_DELETED): Simplify.
	(NOTE_LINE_NUMBER): Exterminate.
	(NOTE_LINE_KIND): New.
	(NOTE_INSN_BASIC_BLOCK_P): Update.
	(enum insn_note): Simplify.
	(GET_NOTE_INSN_NAME) Simplify.
	(emit_note_before, emit_note_after, emit_note): Update prototype.
	(squeeze_notes): Remove.
	* sched-int.h (NOTE_NOT_BB_P): Update.
	* resource.c (mark_target_live_regs): Update.
	* sched-rgn.c (debug_dependencies): Update.
	* sched-vis.c (print_insn): Update.
	* config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
	* config/i386/i386.c (ix86_output_function_epilogue): Update.
	* config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
	(TARGET_ADJUST_UNROLL_MAX): Likewise.
	(split_branches): Update.
	(sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
	4.0.0.
	(sh_adjust_unroll_max): Exterminate.
	* config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
	* config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
	(m68hc11_reorg): Likewise.
	* config/ia64/ia64.c (emit_insn_group_barriers): Update.
	(emit_predicate_relation_info): Update.
	(process_for_unwind_directive): Update.
	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
	(output_call): Update.
	* config/pa/pa.c (output_lbranch): Update.
	(output_millicode_call): Update.
	(output_call): Update.
	(pa_combine_instructions): Update.
	* config/mips/mips.c (mips16_gp_pseudo_reg): Update.
	* config/bfin/bfin.c (gen_one_bundle): Update.
	* cfgrtl.c (can_delete_note_p): Update.
	(delete_insn): Update.
	(rtl_merge_blocks): Update.
	(commit_one_edge_insertion): Update.
	(rtl_verify_flow_info): Update.
	* stmt.c (expand_case): Do not call squeeze_notes.

From-SVN: r124895

        * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
        of 0 in the call to expand_expr().
        (expand_builtin_mathfn_3): Ditto.
        (expand_builtin_interclass_mathfn): Ditto.
        (expand_builtin_cexpi): Ditto.
        (expand_builtin_int_roundingfn): Ditto.
        (expand_builtin_int_roundingfn_2): Ditto.
        (expand_builtin_pow): Ditto.
        (expand_builtin_powi): Ditto.
        (expand_builtin_bswap): Ditto.
        (expand_builtin_unop): Ditto.
        (expand_builtin_fabs): Ditto.
        (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
        the call to expand_expr().
        (expand_builtin_sync_operation): Ditto.
        (expand_builtin_compare_and_swap): Ditto.
        (expand_builtin_lock_test_and_set): Ditto.
        * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
        instead of 0 in the call to expand_expr().
        (expand_builtin_extract_return_addr): Ditto.
        (expand_builtin_eh_return): Ditto.
        (expand_eh_return): Ditto.
        * explow.c (expr_size): Ditto.
        * expr.c (optimize_bitfield_assignment_op): Ditto.
        (expand_assignement): Ditto.
        (store_expr): Ditto.
        (store_field): Ditto.
        (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
        the call to expand_expr().
        (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
        in the call to expand_expr().
        [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
        BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
        [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
        of expand_expr().
        * optabs.c (expand_vec_shift_expr): Ditto.
        (expand_vec_cond_expr): Ditto.
        (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
        call to expand_expr().
        * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
        in the call to expand_expr().

From-SVN: r124722

* rtl.def (ASM_INPUT): Add location.
* rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
(ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
(decode_asm_operands): Add loc operand.
(gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
* stmt.c (expand_asm): Rename to...
(expand_asm_loc): ... this.  Add locus argument.  Pass it on to
gen_rtx_ASM_INPUT_loc.
(expand_asm_expr): Adjust.
* recog.c (decode_asm_operands): Add loc operand.
(check_asm_operands, extract_insn): Adjust.
* reload1.c (maybe_fix_stack_asms): Likewise.
* final.c (asm_insn_count): Likewise.
(final_scan_insn): Output # line before and after asm.

From-SVN: r122742

2007-02-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/30729
        * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
        effects unknown to this function, return early.

2007-02-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/30729
        * gcc.dg/Wunused-value-2.c: New testcase.

From-SVN: r122027

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* tree.h (enum tree_code_class): Add tcc_vl_exp.
	(VL_EXP_CLASS_P): New.
	(TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
	TREE_CODE_LENGTH.
	(TREE_OPERAND_CHECK_CODE): Likewise.
	(GIMPLE_STMT_OPERAND_CHECK): Likewise.
	(TREE_RTL_OPERAND_CHECK): Likewise.
	(tree_operand_check_failed): Make second parameter the whole tree
	instead of its code.  Fixed callers.
	(VL_EXP_CHECK): New.
	(TREE_OPERAND_LENGTH): New.
	(VL_EXP_OPERAND_LENGTH): New.
	(CALL_EXPR_FN): New.
	(CALL_EXPR_STATIC_CHAIN): New.
	(CALL_EXPR_ARGS): New.
	(CALL_EXPR_ARG): New.
	(call_expr_nargs): New.
	(CALL_EXPR_ARGP): New.
	(build_nt_call_list): Declare.
	(build_vl_exp_stat): Declare.
	(build_vl_exp): New.
	(build_call_list): Declare.
	(build_call_nary): Declare.
	(build_call_valist): Declare.
	(build_call_array): Declare.
	(call_expr_arg): Declare.
	(call_expr_argp): Declare.
	(call_expr_arglist): Declare.
	(fold_build_call_list): Declare.
	(fold_build_call_list_initializer): Declare.
	(fold_call_expr): Declare to replace fold_builtin.
	(fold_builtin_fputs): Update to agree with modified definition.
	(fold_builtin_strcpy): Likewise.
	(fold_builtin_strncpy): Likewise.
	(fold_builtin_memory_chk): Likewise.
	(fold_builtin_stxcpy_chk): Likewise.
	(fold_builtin_strncpy_chk): Likewise.
	(fold_builtin_next_arg): Likewise.
	(fold_build_call_expr): Declare.
	(fold_builtin_call_list): Declare.
	(fold_builtin_call_valist): Declare.
	(build_call_expr): Declare.
	(validate_arglist): Update to agree with modified definition.
	(tree_operand_length): New.
	(call_expr_arg_iterator): New.
	(init_call_expr_arg_iterator): New.
	(next_call_expr_arg): New.
	(first_call_expr_arg): New.
	(more_call_expr_args_p): New.
	(FOR_EACH_CALL_EXPR_ARG): New.

	* tree.c (tree_code_class_string): Add entries for tcc_vl_exp
	and tcc_gimple_stmt.
	(tree_code_size): Update documentation.  Use sizeof (tree) rather
	than sizeof (char *).
	(tree_size): Likewise.  Add case for tcc_vl_exp.
	(tree_node_structure): Add case for tcc_vl_exp.
	(contains_placeholder_p): Likewise.
	(substitute_in_expr): Likewise.
	(substitute_placeholder_in_expr): Likewise.
	(stabilize_reference_1): Likewise.
	(build3_stat): Remove logic for CALL_EXPRs.  Replace with assertion
	to diagnose breakage of this interface for constructing CALL_EXPRs.
	(build_nt): Add similar assertion here.
	(build_nt_call_list): New.
	(simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
	(iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
	TREE_CODE_LENGTH.
	(get_callee_fndecl): Use new CALL_EXPR accessors.
	(tree_operand_check_failed): Change parameters to pass entire node
	instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
	(process_call_operands): New.
	(build_vl_exp_stat): New.
	(build_call_list): New.
	(build_call_nary): New.
	(build_call_valist): New.
	(build_call_array): New.
	(walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
	(call_expr_arglist): New.

	* tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
	tcc_vl_exp instead of a fixed-size tcc_expression.

	* doc/c-tree.texi (CALL_EXPR): Document new representation and
	accessors for CALL_EXPRs.
	(AGGR_INIT_EXPR): Likewise.

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* builtins.c (c_strlen): Return NULL_TREE instead of 0.
	(expand_builtin_nonlocal_goto): Change parameter to be entire
	CALL_EXPR instead of an arglist.  Use new CALL_EXPR accessors.
	(expand_builtin_prefetch): Likewise.
	(expand_builtin_classify_type): Likewise.
	(mathfn_built_in): Return NULL_TREE instead of 0.
	(expand_errno_check): Use new CALL_EXPR accessors.
	(expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
	Return NULL_RTX instead of 0.
	(expand_builtin_mathfn_2): Likewise.
	(expand_builtin_mathfn_3): Likewise.
	(expand_builtin_interclass_mathfn): Likewise.
	(expand_builtin_sincos): Likewise.
	(expand_builtin_cexpi): Likewise.
	(expand_builtin_int_roundingfn): Likewise.
	(expand_builtin_int_roundingfn_2): Likewise.
	(expand_builtin_pow): Likewise.
	(expand_builtin_powi): Likewise.
	(expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
	of arglist, fixing callers appropriately.  Use new CALL_EXPR
	accessors and constructors.  Return NULL_RTX instead of 0.
	(expand_builtin_strstr): Likewise.
	(expand_builtin_strchr): Likewise.
	(expand_builtin_strrchr): Likewise.
	(expand_builtin_strpbrk): Likewise.
	(expand_builtin_memcpy): Likewise.
	(expand_builtin_mempcpy): Likewise.
	(expand_builtin_mempcpy_args): New.
	(expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
	(expand_builtin_memmove_args): New.
	(expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
	(expand_movstr): Likewise.
	(expand_builtin_strcpy): Likewise.
	(expand_builtin_strcpy_args): New.
	(expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
	(expand_builtin_strncpy): Likewise.
	(expand_builtin_memset): Likewise.
	(expand_builtin_memset_args): New.
	(expand_builtin_bzero): Similarly to expand_builtin_memset.
	(expand_builtin_memcmp): Likewise.
	(expand_builtin_strcmp): Likewise.
	(expand_builtin_strncmp): Likewise.
	(expand_builtin_strcat): Likewise.
	(expand_builtin_strncat): Likewise.
	(expand_builtin_strspn): Likewise.
	(expand_builtin_strcspn): Likewise.
	(expand_builtin_args_info): Likewise.
	(expand_builtin_va_start): Likewise.
	(gimplify_va_arg_expr): Likewise.
	(expand_builtin_va_end): Likewise.
	(expand_builtin_va_copy): Likewise.
	(expand_builtin_frame_address): Likewise.
	(expand_builtin_alloca): Likewise.
	(expand_builtin_bswap): Likewise.
	(expand_builtin_unop): Likewise.
	(expand_builtin_fputs): Likewise.
	(expand_builtin_expect): Likewise.
	(expand_builtin_fabs): Likewise.
	(expand_builtin_copysign): Likewise.
	(expand_builtin_printf): Likewise.
	(expand_builtin_fprintf): Likewise.
	(expand_builtin_sprintf): Likewise.
	(expand_builtin_init_trampoline): Likewise.
	(expand_builtin_signbit): Likewise.
	(expand_builtin_fork_or_exec): Likewise.
	(expand_builtin_sync_operation): Likewise.
	(expand_builtin_compare_and_swap): Likewise.
	(expand_builtin_lock_test_and_set): Likewise.
	(expand_builtin_lock_release): Likewise.
	(expand_builtin): Likewise.
	(builtin_mathfn_code): Likewise.

	(fold_builtin_constant_p): Pass call arguments individually instead
	of as an arglist, fixing callers appropriately.  Use new CALL_EXPR
	accessors and constructors.  Return NULL_TREE instead of 0.
	(fold_builtin_expect): Likewise.
	(fold_builtin_classify_type): Likewise.
	(fold_builtin_strlen): Likewise.
	(fold_builtin_nan): Likewise.
	(integer_valued_real_p): Likewise.
	(fold_trunc_transparent_mathfn): Likewise.
	(fold_fixed_mathfn): Likewise.
	(fold_builtin_cabs): Likewise.
	(fold_builtin_sqrt): Likewise.
	(fold_builtin_cbrt): Likewise.
	(fold_builtin_cos): Likewise.
	(fold_builtin_cosh): Likewise.
	(fold_builtin_tan): Likewise.
	(fold_builtin_sincos): Likewise.
	(fold_builtin_cexp): Likewise.
	(fold_builtin_trunc): Likewise.
	(fold_builtin_floor): Likewise.
	(fold_builtin_ceil): Likewise.
	(fold_builtin_round): Likewise.
	(fold_builtin_int_roundingfn): Likewise.
	(fold_builtin_bitop): Likewise.
	(fold_builtin_bswap): Likewise.
	(fold_builtin_logarithm): Likewise.
	(fold_builtin_hypot): Likewise.
	(fold_builtin_pow): Likewise.
	(fold_builtin_powi): Likewise.
	(fold_builtin_exponent): Likewise.
	(fold_builtin_memset): Likewise.
	(fold_builtin_bzero): Likewise.
	(fold_builtin_memory_op): Likewise.
	(fold_builtin_bcopy): Deleted; call site changed to invoke
	fold_builtin_memory_op directly.
	(fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
	(fold_builtin_strncpy): Likewise.
	(fold_builtin_memcmp): Likewise.
	(fold_builtin_strcmp): Likewise.
	(fold_builtin_strncmp): Likewise.
	(fold_builtin_signbit): Likewise.
	(fold_builtin_copysign): Likewise.
	(fold_builtin_isascii): Likewise.
	(fold_builtin_toascii): Likewise.
	(fold_builtin_isdigit): Likewise.
	(fold_builtin_fabs): Likewise.
	(fold_builtin_abs): Likewise.
	(fold_builtin_fmin_fmax): Likewise.
	(fold_builtin_carg): Likewise.
	(fold_builtin_classify): Likewise.
	(fold_builtin_unordered_cmp): Likewise.

	(fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
	New functions split out from fold_builtin_1.
	(fold_builtin_n): New.
	(fold_builtin_varargs): New.
	(fold_builtin): Deleted.  Most callers changed to use fold_call_expr
	instead.
	(fold_call_expr): New.
	(build_function_call_expr): Rewrite to use new helper function.
	(fold_builtin_call_list): New.
	(build_call_expr): New.
	(fold_builtin_call_valist): New.
	(rewrite_call_expr): New.
	(validate_arg): New.
	(validate_arglist): Change parameter to be entire CALL_EXPR instead
	of an arglist.  Change return type to bool.  Use new CALL_EXPR
	accessors.

	(fold_builtin_strstr):  Pass call arguments individually instead
	of as an arglist, fixing callers appropriately.  Use new CALL_EXPR
	accessors and constructors.  Return NULL_TREE instead of 0.
	(fold_builtin_strchr): Likewise.
	(fold_builtin_strrchr): Likewise.
	(fold_builtin_strpbrk): Likewise.
	(fold_builtin_strcat): Likewise.
	(fold_builtin_strncat): Likewise.
	(fold_builtin_strspn): Likewise.
	(fold_builtin_strcspn): Likewise.
	(fold_builtin_fputs): Likewise.
	(fold_builtin_next_arg): Likewise.
	(fold_builtin_sprintf): Likewise.

	(expand_builtin_object_size): Use new CALL_EXPR accessors.  Use
	NULL_RTX instead of 0.
	(expand_builtin_memory_chk): Likewise.
	(maybe_emit_chk_warning): Likewise.
	(maybe_emit_sprintf_chk_warning): Likewise.

	(fold_builtin_object_size): Pass call arguments individually instead
	of as an arglist, fixing callers appropriately.  Use new CALL_EXPR
	accessors and constructors.  Return NULL_TREE instead of 0.
	(fold_builtin_memory_chk): Likewise.
	(fold_builtin_stxcpy_chk): Likewise.
	(fold_builtin_strncpy_chk): Likewise.
	(fold_builtin_strcat_chk): Likewise.
	(fold_builtin_strcat_chk): Likewise.
	(fold_builtin_strncat_chk): Likewise.
	(fold_builtin_sprintf_chk): Likewise.
	(fold_builtin_snprintf_chk): Likewise.
	(fold_builtin_printf): Likewise.
	(fold_builtin_vprintf): Likewise.

	* fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
	constructors.
	(operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
	(make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
	(extract_muldiv_1): Add VL_EXP_CLASS_P case.
	(fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
	(fold_unary): Likewise.
	(fold_binary): Likewise.
	(fold_ternary): Remove CALL_EXPR case, since they are no longer
	ternary expressions.
	(fold): Add logic for tcc_vl_exp.
	(fold_checksum_tree):  Make it know about tcc_vl_exp.  Use
	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
	(fold_build3_stat): Add assertion to flag broken interface for
	constructing CALL_EXPRs.
	(fold_build_call_list): New.
	(fold_build_call_list_initializer): New.
	(tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
	constructors.
	(fold_strip_sign_ops): Likewise.

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
	accessors and dump arguments explicitly.

	* tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
	TREE_CODE_LENGTH.
	(dump_generic_node): Use new CALL_EXPR accessors and walk arguments
	explicitly.
	(print_call_name): Use new CALL_EXPR accessors.

	* print-tree.c (print_node): Add case tcc_vl_exp.  Print
	CALL_EXPR arguments explicitly instead of as a list.  Use
	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.

	* tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
	(vrp_visit_stmt): Likewise.

	* tree-ssa-loop-im.c (outermost_invariant_loop_expr):  Make it
	know about tcc_vl_exp.  Use TREE_OPERAND_LENGTH instead of
	TREE_CODE_LENGTH.
	(force_move_till_expr): Likewise.

	* targhooks.c (default_external_stack_protect_fail): Use
	build_call_expr instead of build_function_call_expr.
	(default_hidden_stack_protect_fail): Likewise.

	* tree-complex.c (expand_complex_libcall): Use build_call_expr to
	build the call.

	* cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
	and walk arguments explicitly.

	* tree-ssa-loop-niter.c (simplify_replace_tree): Use
	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
	(expand_simple_operations): Likewise.
	(infer_loop_bounds_from_array): Use new CALL_EXPR accessors.

	* gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
	of TREE_CODE_LENGTH.
	(walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.

	* optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
	instead of TREE_CODE_LENGTH.

	* value_prof.c (tree_ic): Use new CALL_EXPR accessors.
	(tree_ic_transform): Likewise.
	(interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
	parameter instead of arglist.  Fix callers.
	(tree_stringop_fixed_value): Use new CALL_EXPR accessors.
	(tree_stringops_transform): Likewise.
	(tree_indirect_call_to_profile): Likewise.
	(tree_stringops_values_to_profile): Likewise.

	* tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
	(eliminate_tail_call): Likewise.

	* ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.

	* tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
	Use TREE_OPERAND_LENGTH and generalize to handle any number of
	operands.
	(instantiate_parameters_1): Can't handle tcc_vl_exp here.

	* omp-low.c (build_omp_barrier): Use build_call_expr.
	(lower_rec_input_clauses): Likewise.
	(lower_reduction_clauses): Likewise.
	(expand_parallel_call): Likewise.
	(maybe_catch_exception): Likewise.
	(expand_omp_for_generic): Likewise.
	(expand_omp_for_static_nochunk): Likewise.
	(expand_omp_sections): Likewise.
	(lower_omp_single_simple): Likewise.
	(lower_omp_single_copy): Likewise.
	(lower_omp_master): Likewise.
	(lower_omp_ordered): Likewise.
	(lower_omp_critical): Likewise.

	* ipa-reference.c (check-call): Use new CALL_EXPR iterator.
	(scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.

	* tree-gimple.c (is_gimple_call_addr): Fix doc.
	(recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
	TREE_CODE_LENGTH.  Add tcc_vl_exp case.

	* tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
	and generalize to handle any number of operands.
	(chrec_contains_undetermined): Likewise.
	(tree_contains_chrecs): Likewise.
	(evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.

	* cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.

	* tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors.  Use
	fold_call_expr instead of fold_builtin.
	(ccp_fold_builtin): Likewise.  Update calls into builtins.c to
	match declarations there.
	(fold_stmt): Use new CALL_EXPR constructor and accessors.  Doc
	updates.

	* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.

	* ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
	(scan_function): Add case tcc_vl_exp for CALL_EXPR.

	* tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
	accessors.

	* tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
	(execute_cse_sincos): Use new CALL_EXPR accessors.

	* tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.

	* gimple-low.c (lower_function_body): Use build_call_expr.
	(lower_builtin_setjmp): Likewise.

	* expr.c (emit_block_move_via_libcall): Use build_call_expr.
	(set_storage_via_libcall): Likewise.
	(safe_from_p): Add tcc_vl_exp case.  Use TREE_OPERAND_LENGTH
	instead of TREE_CODE_LENGTH.
	(expand_expr_real_1): Use new CALL_EXPR accessors.

	* tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
	generalize to handle any number of operands.
	(TB_parent_eq): Likewise.

	* predict.c (expr_expected_value): Use new CALL_EXPR accessors.
	(strip_builtin_expect): Likewise.

	* function.c (gimplify_parameters): Use build_call_expr.

	* tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
	instead of TREE_CODE_LENGTH.

	* ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
	(scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.

	* tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
	iterators.

	* gimplify.c (build_stack_save_restore): Use build_call_expr.
	(gimplify_decl_expr): Likewise.
	(gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
	Use new CALL_EXPR iterators.
	(gimplify_modify_expr_to_memcpy): Use build_call_expr.
	(gimplify_modify_expr_to_memset): Likewise.
	(gimplify_variable_sized_compare): Likewise.
	(gimplify_omp_atomic_fetch_op): Likewise.
	(gimplify_omp_atomic_pipeline): Likewise.
	(gimplify_omp_atomic_mutex): Likewise.
	(gimplify_function_tree): Likewise.

	* calls.c (alloca_call_p): Use new CALL_EXPR accessors.
	(call_expr_flags): Likewise.
	(expand_call): Likewise.

	* except.c (expand_builtin_eh_return_data_regno): Pass entire
	CALL_EXPR as parameter instead of arglist.  Use new CALL_EXPR 
        accessors.

	* coverage.c (create_coverage): Use build_call_expr.

	* tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
	(temp_call_expr_obstack): New.
	(pool_copy_list): Delete.
	(temp_copy_call_expr): New.
	(phi_translate): Add case tcc_vl_exp for CALL_EXPR.  Use new
	CALL_EXPR accessors.  Get rid of special goo for copying argument
	lists and use temp_copy_call_expr instead.
	(valid_in_sets): Add case tcc_vl_exp for CALL_EXPR.  Use new
	CALL_EXPR accessors.
	(create_expression_by_pieces): Likewise.  Use build_call_array
	to construct the result instead of fold_build3.
	(create_value_expr_from): Add tcc_vl_exp.  Delete special goo for
	dealing with argument lists.
	(init_pre): Remove references to expression_node_pool and
	list_node_pool.  Init temp_call_expr_obstack instead.
	(fini_pre): Remove references to expression_node_pool and
	list_node_pool.

	* tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
	and walk arguments explicitly instead of as a list.

	* tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
	(mx_register_decls): Likewise.
	(mudflap_register_call): Likewise.
	(mudflap_finish_file): Likewise.

	* ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
	(ipa_callsite_compute_param): Likewise.

	* tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
	accessors and constructor.

	* tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
	accessors and constructor.
	(convert_tramp_reference): Likewise. 
	(convert_call_expr): Likewise.
	(finalize_nesting_tree_1): Likewise.

	* tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
	accessors.

	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.

	* tree-inline.c (initialize_inlined_parameters): Pass entire
	CALL_EXPR as parameter instead of arglist.  Use new CALL_EXPR
	accessors.
	(estimate_num_insns_1): Use new CALL_EXPR accessors.
	(expand_call_inline): Tidy up call to initialize_inlined_parameters.

	* tree-vect-transform.c (vect_create_epilog_for_reduction):  Use
	TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
	(vectorizable_reduction): Likewise.
	(vectorizable_call): Use new CALL_EXPR iterators.
	(vectorizable_conversion): Use build_call_expr.
	(vectorizable_operation): Use TREE_OPERAND_LENGTH.
	(vect_gen_widened_results_half): Use build_call_expr.
	(vect_setup_realignment): Likewise.
	(vectorizable_live_operation): Use TREE_OPERAND_LENGTH.

	* tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
	(pass_through_call): Likewise.
	(compute_object_sizes): Likewise.  Use fold_call_expr instead of
	fold_builtin.

	* tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
	(tree_gen_pow2_profiler): Likewise.
	(tree_gen_one_value_profiler): Likewise.
	(tree_gen_ic_func_profiler): Likewise.
	(tree_gen_average_profiler): Likewise.
	(tree_gen_ior_profiler): Likewise.

	* tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
	(find_func_aliases): Use new CALL_EXPR accessors.  Add case
	tcc_vl_exp.  Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.

	* tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
	of TREE_CODE_LENGTH.

	* stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
	of TREE_CODE_LENGTH.

	* convert.c (convert_to_real): Use new CALL_EXPR accessors and
	constructor.
	(convert_to_integer): Likewise.

	* tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
	accessors.

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
	accessors.
	* config/frv/frv.c (frv_expand_builtin): Likewise.
	* config/s390/s390.c (s390_expand_builtin): Likewise.

	* config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
	(sparc_expand_builtin): Use new CALL_EXPR accessors.

	* config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
	(ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
	instead of arglist.  Use new CALL_EXPR accessors on it.  Fix callers.
	(ix86_expand_store_builtin): Likewise.
	(ix86_expand_unop_builtin): Likewise.
	(ix86_expand_unop1_builtin): Likewise.
	(ix86_expand_sse_compare): Likewise.
	(ix86_expand_sse_comi): Likewise.
	(ix86_expand_vec_init_builtin): Likewise.
	(ix86_expand_vec_ext_builtin): Likewise.
	(ix86_expand_vec_set_builtin): Likewise.
	(ix86_expand_builtin): Use new CALL_EXPR accessors.

	* config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
	* config/c4x/c4x.c (c4x_expand_builtin): Likewise.

	* config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
	instead of arglist.  Use new CALL_EXPR accessors.  Fix callers.
	(iq2000_expand_builtin): Use new CALL_EXPR accessors.

	* config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
	build_call_expr.
	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
	(rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
	arglist.  Use new CALL_EXPR accessors.  Fix callers.
	(altivec_expand_abs_builtin): Likewise.
	(rs6000_expand_binop_builtin): Likewise.
	(altivec_expand_predicate_builtin): Likewise.
	(altivec_expand_lv_builtin): Likewise.
	(spe_expand_stv_builtin): Likewise.
	(altivec_expand_stv_builtin): Likewise.
	(rs6000_expand_ternop_builtin): Likewise.
	(altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
	(altivec_expand_st_builtin): Likewise.
	(altivec_expand_dst_builtin): Likewise.
	(altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
	arglist.  Use new CALL_EXPR accessors.  Fix callers.
	(altivec_expand_vec_set_builtin): Likewise.
	(altivec_expand_vec_ext_builtin): Likewise.
	(altivec_expand_builtin): Use new CALL_EXPR accessors.
	(spe_expand_builtin): Likewise.
	(spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
	arglist.  Use new CALL_EXPR accessors.  Fix callers.
	(spe_expand_evsel_builtin): Likewise.
	(rs6000_expand_builtin): Use new CALL_EXPR accessors.  VCFUX and
	FCFSX cases must construct whole new CALL_EXPR, not just arglist.

	* config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
	instead of arglist.  Use new CALL_EXPR accessors.  Fix callers.
	(arm_expand_unop_builtin): Likewise.
	(arm_expand_builtin): Use new CALL_EXPR accessors.

	* config/mips/mips.c (mips_expand_builtin):  Use new CALL_EXPR
	accessors.

	* config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
	instead of arglist.  Use new CALL_EXPR accessors.  Fix callers.
	(bfin_expand_unop_builtin): Likewise.
	(bfin_expand_builtin): Use new CALL_EXPR accessors.

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* c-semantics.c (build_stmt): Add internal diagnostic check.

	* c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
	accessors.  Print arguments explicitly instead of as a list.

	* c-typeck.c (build_function_call): Use new CALL_EXPR constructors.

	* c-omp.c (c_finish_omp_barrier): Use build_call_expr.
	(c_finish_omp_flish): Likewise.

	* c-common.c (verify_tree): Use new CALL_EXPR accessors.  Traverse
	arguments explicitly instead of as a list.  Use TREE_OPERAND_LENGTH
	instead of TREE_CODE_LENGTH.
	(check_function_arguments_recurse): Use new CALL_EXPR accessors.
	(c_warn_unused_result): Likewise.

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* cp-tree.def (AGGR_INIT_EXPR): Adjust documentation.
	Change class to tcc_vl_exp.

	* call.c (build_call): Use build_call_list instead 
	of build3. 
	(build_over_call): Likewise.
	(build_new_method_call): Use build_min_non_dep_call_list 
	instead of build_min_non_dep.

	* error.c (dump_call_expr_args): New function.
	(dump_aggr_init_expr_args): New function.
	(dump_expr) <AGGR_INIT_EXPR, CALL_EXPR, INDIRECT_REF>: Use them. 
	Update to use new CALL_EXPR and AGGR_INIT_EXPR accessor macros.

	* cvt.c (convert_to_void): Use build_call_array instead
	of build3; use new AGGR_INIT_EXPR accessor macros.

	* mangle.c (write_expression): Use TREE_OPERAND_LENGTH
	instead of TREE_CODE_LENGTH.

	* dump.c (cp_dump_tree) <AGGR_INIT_EXPR>: Update to use new
	AGGR_INIT_EXPR accessor macros.

	* cp-gimplify.c (cp_gimplify_init_expr): Use 
	AGGR_INIT_EXPR_SLOT to set the slot operand.

	* cp-tree.h (AGGR_INIT_EXPR_FN): New macro.
	(AGGR_INIT_EXPR_SLOT): New macro.
	(AGGR_INIT_EXPR_ARG): New macro.
	(aggr_init_expr_nargs): New macro.
	(AGGR_INIT_EXPR_ARGP): New macro.
	(aggr_init_expr_arg_iterator): New.
	(init_aggr_init_expr_arg_iterator): New.
	(next_aggr_init_expr_arg): New.
	(first_aggr_init_expr_arg): New.
	(more_aggr_init_expr_args_p): New.
	(FOR_EACH_AGGR_INIT_EXPR_ARG): New.
	(stabilize_aggr_init): New declaration.
	(build_min_non_dep_call_list): Likewise.

	* tree.c (process_aggr_init_operands): New function.
	(build_aggr_init_array) New function.
	(build_cplus_new): Update to use new CALL_EXPR and
	AGGR_INIT_EXPR accessor macros. Replace use of build3 with
	build_aggr_init_array.
	(build_min_non_dep_call_list) New function.
	(build_min_nt): Assert input code parameter is not a variable
	length expression class.
	(build_min, build_min_non_dep): Likewise.
	(cp_tree_equal) <CALL_EXPR>: Iterate through the arguments
	to check for equality instead of recursing. Handle tcc_vl_exp
	tree code classes.
	(stabilize_call): Update to only handle CALL_EXPRs, not 
	AGGR_INIT_EXPRs; use new CALL_EXPR accessor macros.
	(stabilize_aggr_init): New function.
	(stabilize_init): Use it.

	* cxx-pretty-print.c (pp_cxx_postfix_expression)
	<AGGR_INIT_EXPR, CALL_EXPR>: Update to use new CALL_EXPR and
	AGGR_INIT_EXPR accessor macros and argument iterators.
	
	* pt.c (tsubst_copy) <CALL_EXPR>: Replace build_nt with
	build_vl_exp. Iterate through the operands, recursively 
	processing each one.
	(tsubst_copy_and_build) <CALL_EXPR>: Update to use new
	CALL_EXPR accessor macros.
	(value_dependent_expression_p) <default>: Handle tcc_vl_exp
	tree code classes. Use TREE_OPERAND_LENGTH instead of 
	TREE_CODE_LENGTH.

	* semantics.c (finish_call_expr): Use build_nt_call_list
	instead of build_nt.
	(simplify_aggr_init_expr): Update to use new AGGR_INIT_EXPR 
	accessor macros. Use build_call_array to construct the 
	CALL_EXPR node instead of build3
	
	* decl2.c (build_offset_ref_call_from_tree): Use 
	build_nt_call_list and build_min_non_dep_call_list instead
	of build_min_nt and build_min_non_dep.

	* parser.c (cp_parser_postfix_expression) <CPP_OPEN_PAREN>:
	Use build_nt_call_list instead of build_min_nt.

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* java-tree.h (BUILD_MONITOR_ENTER): Use build_call_nary instead
	of build3.
	(BUILD_MONITOR_EXIT): Likewise.

	* java-gimplify.c (java_gimplify_component_ref): Use build_call_expr.
	(java_gimplify_modify_expr): Likewise.

	* class.c (cache_this_class_ref): Use build_call_expr.
	(build_static_field_ref): Likewise.
	(emit_indirect_register_classes): Likewise.
	(emit_register_classes): Likewise.

	* resource.c (write_resource_constructor): Use build_call_expr.

	* builtins.c (builtin_creator_function): Change interpretation of
	the second parameter to be the whole CALL_EXPR instead of the arglist.
	(max_builtin): Tweak parameter list.  Use new CALL_EXPR accessors.
	(min_builtin): Likewise.
	(abs_builtin): Likewise.
	(java_build_function_call_expr): Likewise.
	(convert_real): Likewise.
	(UNMARSHAL3): Likewise.
	(UNMARSHAL4): Likewise.
	(UNMARSHAL5): Likewise.
	(build_arglist_for_builtin): Delete.  Fix callers to use
	build_call_expr instead.
	(putObject_builtin): Tweak parameter list.  Use new CALL_EXPR
	accessors.
	(compareAndSwapInt_builtin): Likewise.
	(compareAndSwapLong_builtin): Likewise.
	(compareAndSwapObject_builtin): Likewise.
	(putVolatile_builtin): Likewise.
	(getVolatile_builtin): Likewise.
	(VMSupportsCS8_builtin): Likewise.
	(check_for_builtin): Pass entire CALL_EXPR to builtin expander
	instead of arglist.

	* expr.c (build_java_athrow): Use build_call_nary instead of build3.
	(build_java_throw_out_of_bounds_exception): Likewise.
	(java_check_reference): Likewise.
	(build_java_arraystore_check): Likewise.
	(build_newarray): Likewise.
	(build_anewarray): Likewise.
	(expand_java_multinewarray): Use build_call_list instead of build3.
	(build_java_monitor): Use build_call_nary instead of build3.
	(java_create_object): Likewise.
	(expand_java_NEW): Likewise.
	(build_instanceof): Likewise.
	(expand_java_CHECKCAST): Likewise.
	(build_java_soft_divmod): Likewise.
	(build_java_binop): Likewise.
	(build_field_ref): Likewise.
	(build_class_init): Likewise.
	(rewrite_arglist_getcaller): Use build_call_expr.
	(build_invokeinterface):  Use build_call_nary instead of build3.
	(expand_invoke): Use build_call_list instead of build3.
	(build_jni_stub): Use build_call_nary, build_call_list, or
	build_call_expr instead	of build3.
	(expand_java_field_op): Use build_call_expr instead of build3.
	(force_evaluation_order): Use new CALL_EXPR accessors.

	* lang.c (java_get_callee_fndecl): Use new CALL_EXPR accessors.

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* objc-act.c (receiver_is_class_object): Use new CALL_EXPR accessors.
	(objc_get_callee_fndecl): Likewise.

2007-02-15  Sandra Loosemore  <sandra@codesourcery.com>
	    Brooks Moses  <brooks.moses@codesourcery.com>
	    Lee Millward  <lee.millward@codesourcery.com>

	* trans-expr.c (gfc_conv_power_op): Use build_call_expr.
	(gfc_conv_string_tmp): Likewise.
	(gfc_conv_concat_op): Likewise.
	(gfc_build_compare_string): Likewise.
	(gfc_conv_function_call): Use build_call_list instead of build3.

	* trans-array.c (gfc_trans_allocate_array_storage): Use
	build_call_expr.
	(gfc_grow_array): Likewise.
	(gfc_trans_array_ctor_element): Likewise.
	(gfc_trans_array_constructor_value): Likewise.
	(gfc_array_allocate): Likewise.
	(gfc_array_deallocate): Likewise.
	(gfc_trans_auto_array_allocation): Likewise.
	(gfc_trans_dummy_array_bias): Likewise.
	(gfc_conv_array_parameter): Likewise.
	(gfc_trans_dealloc_allocated): Likewise.
	(gfc_duplicate_allocatable): Likewise.

	* trans-openmp.c (gfc_trans_omp_barrier): Use build_call_expr.
	(gfc_trans_omp_flush): Likewise.

	* trans-stmt.c (gfc_conv_elementel_dependencies): Use build_call_expr.
	(gfc_trans_pause): Likewise.
	(gfc_trans_stop): Likewise.
	(gfc_trans_character_select): Likewise.
	(gfc_do_allocate): Likewise.
	(gfc_trans_assign_need_temp): Likewise.
	(gfc_trans_pointer_assign_need_temp): Likewise.
	(gfc_trans_forall_1): Likewise.
	(gfc_trans_where_2): Likewise.
	(gfc_trans_allocate): Likewise.
	(gfc_trans_deallocate): Likewise.

	* trans.c (gfc_trans_runtime_check): Use build_call_expr.

	* trans-io.c (gfc_trans_open): Use build_call_expr.
	(gfc_trans_close): Likewise.
	(build_filepos): Likewise.
	(gfc_trans_inquire): Likewise.
	(NML_FIRST_ARG): Delete.
	(NML_ADD_ARG): Delete.
	(transfer_namelist_element): Use build_call_expr.
	(build_dt): Likewise.
	(gfc_trans_dt_end): Likewise.
	(transfer_expr): Likewise.
	(transfer_array-desc): Likewise.

	* trans-decl.c (gfc_generate_function_code): Use build_call_expr.
	(gfc_generate_constructors): Likewise.

	* trans-intrinsic.c (gfc_conv_intrinsic_ctime): Use build_call_expr.
	(gfc_conv_intrinsic_fdate): Likewise.
	(gfc_conv_intrinsic_ttynam): Likewise.
	(gfc_conv_intrinsic_array_transfer): Likewise.
	(gfc_conv_associated): Likewise.
	(gfc_conv_intrinsic_si_kind): Likewise.
	(gfc_conv_intrinsic_trim): Likewise.
	(gfc_conv_intrinsic_repeat: Likewise.
	(gfc_conv_intrinsic_iargc): Likewise.

Co-Authored-By: Brooks Moses <brooks.moses@codesourcery.com>
Co-Authored-By: Lee Millward <lee.millward@codesourcery.com>

From-SVN: r122018

From-SVN: r119546

re PR middle-end/27528 (compiling linux kernels 2.6.16.14/15 2.6.17-rc3 on powerpc (7450) get error on long exixting code)

gcc/
	PR middle-end/27528
	* stmt.c (expand_asm_operands): Use EXPAND_INITIALIZER if the
	constraints accept neither registers or memories.

gcc/testsuite/
	PR middle-end/27528
	* gcc.c-torture/compile/pr27528.c: New test.
	* gcc.dg/pr27528.c: Likewise.

From-SVN: r118689

	PR c++/27451
	* stmt.c (expand_asm_operands): Skip asm statement with erroneous
	clobbers.

	* g++.dg/ext/asm9.C: New test.

From-SVN: r113985

	* function.h (struct function) <x_tail_recursion_reentry>:
	Rename to x_stack_check_probe_note.
	(tail_recursion_reentry): Rename to stack_check_probe_note.
	* function.c: Replace tail_recursion_reentry with
	stack_check_probe_note everywhere.
	(expand_function_start): Only emit a note for
	stack_check_probe_note with -fstack-protect.
	* stmt.c (expand_case): Don't emit NOTE_INSN_DELETED notes.

	* emit-rtl.c (remove_unnecessary_notes): Remove.
	(pass_remove_unnecessary_notes): Remove.
	* rtl.h (remove_unnecessary_notes): Remove prototype.
	* final.c (final_start_function): Don't call remove_unnecessary_notes.
	* tree-pass.h (pass_remove_unnecessary_notes): Remove.
	* passes.c (pass_remove_unnecessary_notes): Don't run it.

From-SVN: r112229

	PR middle-end/26557
	* stmt.c (emit_case_nodes): Handle the case where the index is a
	CONST_INT, where the comparison mode is specified by the index type.

	* gcc.c-torture/compile/switch-1.c: New test case.

From-SVN: r112032

	PR middle-end/18859
	* gimplify.c (gimplify_switch_expr): Discard empty ranges.
	* stmt.c (expand_case): Likewise.

From-SVN: r112000

	PR middle-end/26334
	* stmt.c (decl_overlaps_hard_reg_set_p): Use DECL_HARD_REGISTER
	instead of DECL_REGISTER.

	* gcc.c-torture/compile/20060217-1.c: New test.
	* gcc.dg/20060218-1.c: New test.

From-SVN: r111247

	PR middle-end/25724
	* dojump.c (do_jump): Call do_compare_rtx_and_jump.
	(do_jump_parts_zero_rtx): New function renamed from
	do_jump_parts_equality_rtx.  Made static.  Add a mode argument.
	(do_jump_parts_equality_rtx): New function split out from
	do_jump_parts_equality.  Old implementation renamed as above.
	Call do_jump_parts_zero_rtx if either operand is zero.
	(do_jump_parts_equality): Call do_jump_parts_equality_rtx to
	do all of the heavy lifting.
	(do_compare_rtx_and_jump): Handle multi-word comparisons by
	calling either do_jump_by_parts_greater_rtx or
	do_jump_by_parts_equality_rtx.
	* expr.h (do_jump_by_parts_equality_rtx): Remove prototype.
	* expmed.c (do_cmp_and_jump): Now multi-word optimization has
	moved to do_compare_rtx_and_jump, call it directly.
	* stmt.c (do_jump_if_equal): Remove static prototype.  Add a
	mode argument.  Call do_compare_rtx_and_jump.
	(emit_case_nodes): Update calls to do_jump_if_equal.

From-SVN: r110906

PR inline-asm/16194

gcc:
	* tree.h (decl_overlaps_hard_reg_set_p) Don't declare.
	(tree_overlaps_hard_reg_set): Declare.
	* stmt.c (decl_overlaps_hard_reg_set_p): Now static.  Change return
	type and signature to match function type expected by walk_tree.
	(tree_overlaps_hard_reg_set): New function.
	(decl_conflicts_with_clobbers_p): Rename to:
	(tree_conflicts_with_clobbers_p).  Take HARD_REG_SET * argument.
	Use tree_overlaps_hard_reg_set.  Changed caller.
	* doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace
	decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set.
	* cris.c (cris_md_asm_clobbers): Likewise.

gcc/testsuite:
	* gcc.dg/pr16194.c: New test.

From-SVN: r110810

2006-01-30  Marcin Dalecki  <martin@dalecki.de>

	* expr.h (expand_normal): new inline function.
	* builtins.c: use it, use EXPAND_NORMAL explicitely.
	* dojump.c: use it.
	* dwarf2out.c: use it.
	* expr.c: use it.
	* calls.c: use it.
	* expmed.c: use it.
	* except.c: use it.
	* config/sparc/sparc.c: use it.
	* config/i386/i386.c: use it.
	* config/rs6000/rs6000.c: use it.
	* config/arm/arm.c: use it.
	* config/mips/mips.c: use it.
	* stmt.c: use it, use EXPAND_NORMAL explicitely.

From-SVN: r110428

	* stmt.c (case_bit_test_cmp): Stabilize the sort using code
	label numbers.

From-SVN: r110021

2006-01-03  Richard Guenther  <rguenther@suse.de>

        PR c/25183
	* stmt.c (add_case_node): Make sure to clear overflow flags
	from ranges.

	* gcc.dg/torture/pr25183.c: New testcase.

From-SVN: r109272

	PR c/23113
	* stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
	Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
	specially.  Check for side effects only for COND_EXPR.
	* c-typeck.c (c_finish_stmt_expr): Mark statement expression
	return with TREE_NO_WARNING.

testsuite:
	* gcc.dg/Wunused-value-1.c: New test.

From-SVN: r102805

From-SVN: r101317

2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>

	* stmt.c (expand_case): Use build_int_cst.
	(node_has_low_bound): Likewise, and correct type mismatch.
	(node_has_high_bound): Likewise.
	* fold-const.c (fold_binary): Ensure we build trees
	with the correct types - undo what STRIP_NOPS possibly did.

From-SVN: r100459

	* common.opt (fjump-tables): New.
	* doc/invoke.texi (-fno-jump-tables): Document.
	* stmt.c (expand_end_case_type): Do not emit jump tables unless
	flag_jump_tables.

From-SVN: r100457

	PR inline-asm/8788
	* stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
	operands.

	* gcc.dg/pr8788-1.c: New testcase.

From-SVN: r99422

	* dojump.c: Fix comment typos.  emit-rtl.c, expmed.c, expr.c,
	stmt.c, stor-layout.c: Use fold_buildN instead of
	fold (buildN (...)).

From-SVN: r98848

* diagnostic.c (warning): Accept parameter to classify warning option.
(warning0): New, for when a pointer to an error() like function is needed.
* errors.c (warning): Likewise.
* errors.h (warning, warning0): Adjust prototypes.
* toplev.h (warning, warning0): Likewise.

* attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.

* config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
config/darwin.c, config/darwin.h, config/h8300/h8300.c,
config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
config/rs6000/aix52.h, config/rs6000/darwin.h,
config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
config/stormy16/stormy16.c, config/v850/v850-c.c,
config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
callers.

* ada/misc.c: Adjust warning() callers.

* cp/call.c, cp/class.c, cp/cvt.c, cp/decl.c, cp/decl2.c,
cp/except.c, cp/friend.c, cp/init.c, cp/lex.c, cp/mangle.c,
cp/method.c, cp/name-lookup.c, cp/parser.c, cp/repo.c, cp/rtti.c,
cp/tree.c, cp/typeck.c, cp/typeck2.c: Adjust warning() callers.

* fortran/trans-decl.c: Adjust warning() callers.

* java/class.c, java/decl.c, java/expr.c, java/jcf-io.c,
java/jcf-parse.c, java/jv-scan.c, java/parse.y: Adjust warning()
callers.

* objc/objc-act.c: Adjust warning() callers.

* treelang/parse.y: Adjust warning() callers.

From-SVN: r98633

tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not imply that this is called once, independent of asms in code.

	* doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
	imply that this is called once, independent of asms in code.
	Adjust to now being pased output and input lists.  Mention helper
	function decl_overlaps_hard_reg_set_p.
	* hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
	hook_tree_tree_identity and to take three trees, returning third.
	* hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
	prototype.
	* stmt.c: include hard-reg-set.h before tree.h.
	(decl_overlaps_hard_reg_set_p): New function, broken out from...
	(decl_conflicts_with_clobbers_p): Call
	decl_overlaps_hard_reg_set_p.
	(expand_asm_operands): Pass output and input lists in call to
	targetm.md_asm_clobbers.
	* target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
	hook_tree_tree_tree_tree_3rd_identity.
	* target.h (struct gcc_target.md_asm_clobbers): Take three tree
	parameters.
	* tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
	* config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
	parameters, first two unused.
	* config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
	parameters.  Only add MOF to clobbers if there's no 'h' mentioned
	in constraint letters and MOF is not mentioned as a asm-declared
	register in neither of the input and output lists.

From-SVN: r96923