2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* tree-cfg.c (verify_expr): Check with is_gimple_address.  Don't
	check TREE_INVARIANT.
	* tree-gimple.c (is_gimple_address): New.
	(is_gimple_invariant_address): Simplify using decl_address_invariant_p.
	* tree-gimple.h (is_gimple_address): New.
	* tree.h (decl_address_invariant_p): New.
	* tree.c (make_node_stat): Don't set TREE_INVARIANT.
	(build_string): Likewise.
	(decl_address_invariant_p): New, from is_gimple_invariant_address.
	(tree_invariant_p_1): Likewise.
	(save_expr): Use it.
	(tree_invariant_p): New.
	(skip_simple_arithmetic): Use it.
	(stabilize_reference_1): Use it.
	(recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
	simplify.
	(build1_stat): Drop code to compute TREE_INVARIANT.
	(build2_stat): Drop code to compute TREE_INVARIANT.
	(build3_stat): Drop code to compute TREE_INVARIANT.
	(build4_stat): Drop code to compute TREE_INVARIANT.
	(build5_stat): Drop code to compute TREE_INVARIANT.
	(build7_stat): Drop code to compute TREE_INVARIANT.
	(merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
	* tree.h (struct tree_base): Remove invariant_flag.
	(TREE_INVARIANT): Remove.
	* builtins.c (build_string_literal): Don't set TREE_INVARIANT.
	(fold_builtin_expect): Check TREE_CONSTANT.
	* tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
	* c-tree.h (c_expr_to_decl): Drop third parameter.
	* c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
	(build_c_cast): Don't set TREE_INVARIANT.
	(pop_init_level): Don't set TREE_INVARIANT.
	(c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
	* gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
	TREE_CONSTANT.
	(gimplify_init_constructor): Don't set TREE_INVARIANT.
	(gimplify_addr_expr): Adjust comment.
	* tree-mudflap.c (mf_build_string):
	* print-tree.c (print_node): Don't print TREE_INVARIANT.
	* tree-nested.c (convert_nonlocal_reference): Adjust comment.
	* c-common.c (fix_string_type): Don't set TREE_INVARIANT.
	* langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
	* langhooks.c (lhd_expr_to_decl): Drop third parameter.
	* langhooks.h (struct lang_hooks): Drop third parameter from
	expr_to_decl.

java:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* class.c (build_utf8_ref): Don't set TREE_INVARIANT.
	(build_classdollar_field): Don't set TREE_INVARIANT.
	(get_dispatch_table): Don't set TREE_INVARIANT.
	(make_class_data): Don't set TREE_INVARIANT.
	(build_symbol_entry): Don't set TREE_INVARIANT.
	(emit_symbol_table): Don't set TREE_INVARIANT.
	* constants.c (build_constant_data_ref): Don't set TREE_INVARIANT.
	(build_ref_from_constant_pool): Don't set TREE_INVARIANT.
	* resource.c (compile_resource_data): Don't set TREE_INVARIANT.
	* expr.c (cache_cpool_data_ref): Don't set TREE_INVARIANT.

objc:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* objc-act.c (objc_build_string_object): Don't set TREE_INVARIANT.

cp:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* typeck.c (get_member_function_from_ptrfunc): Don't set TREE_INVARIANT.
	(build_ptrmemfunc1): Don't set TREE_INVARIANT.
	* init.c (build_zero_init): Don't set TREE_INVARIANT.
	* class.c (build_base_path): Don't set TREE_INVARIANT.
	(build_vtbl_ref_1): Don't set TREE_INVARIANT.
	(build_vtbl_initializer): Don't set TREE_INVARIANT.
	* decl.c (build_enumerator): Don't set TREE_INVARIANT.
	* rtti.c (tinfo_base_init): Don't set TREE_INVARIANT.
	(generic_initializer): Don't set TREE_INVARIANT.
	(ptr_initializer): Don't set TREE_INVARIANT.
	(ptm_initializer): Don't set TREE_INVARIANT.
	(class_initializer): Don't set TREE_INVARIANT.
	* typeck2.c (process_init_constructor): Don't set TREE_INVARIANT.
	* pt.c (push_inline_template_parms_recursive): Don't set TREE_INVARIANT.
	(build_template_parm_index): Don't set TREE_INVARIANT.
	(reduce_template_parm_level): Don't set TREE_INVARIANT.
	(process_template_parm): Don't set TREE_INVARIANT.

ada:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* trans.c (Attribute_to_gnu): Don't set TREE_INVARIANT.
	(call_to_gnu): Don't set TREE_INVARIANT.
	* utils2.c (gnat_build_constructor): Don't set TREE_INVARIANT.

fortran:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

	* trans-expr.c (gfc_conv_structure): Don't set TREE_INVARIANT.
	* trans-array.c (gfc_build_null_descriptor): Don't set TREE_INVARIANT.
	(gfc_trans_array_constructor_value): Don't set TREE_INVARIANT.
	(gfc_build_constant_array_constructor): Don't set TREE_INVARIANT.
	(gfc_conv_array_initializer): Don't set TREE_INVARIANT.
	* trans-common.c (get_init_field): Don't set TREE_INVARIANT.
	(create_common): Don't set TREE_INVARIANT.
	* trans-stmt.c (gfc_trans_character_select): Don't set TREE_INVARIANT.
	* trans-decl.c (gfc_generate_function_code): Don't set TREE_INVARIANT.

From-SVN: r134599