From-SVN: r83594

From-SVN: r83593

	* c-decl.c (finish_function): Do not check for DEFAULT_MAIN_RETURN.
	* system.h (DEFAULT_MAIN_RETURN): Poison.
	* doc/tm.texi (DEFAULT_MAIN_RETURN): Remove documentation.

From-SVN: r83592

From-SVN: r83591

From-SVN: r83589

	* g++.dg/tree-ssa/tree-ssa.exp: Remove. dg.exp already handles
	this directory.

From-SVN: r83588

From-SVN: r83587

2004-06-23  Andrew Pinski  <apinski@apple.com>

        PR middle-end/15988
        * fold-const.c (fold_convert): Types which are compatible
        can be converted with only a NOP_EXPR.

2004-06-23  Andrew Pinski  <apinski@apple.com>

        PR middle-end/15988
        * g++.dg/opt/ptrmem4.C: New test.

From-SVN: r83585

	* Make-lang.in (cp/lex.o): Do not depend on cp/lex.h.
	(cp/decl.o): Likewise.
	(cp/decl2.o): Likewise.
	(cp/pt.o): Likewise.
	(cp/semantics.o): Likewise.
	* config-lang.in (gtfiles): Do not reference cp/lex.h.
	* class.c: Do not include lex.h.
	(add_implicitly_declared_members): Do not use
	adding_implicit_members.
	(check_bases_and_members): Do not talk about grok_x_components.
	* cp/cp-tree.h (adding_implicit_members): Remove.
	(cp_storage_class): New type.
	(cp_decl_spec): Likewise.
	(cp_decl_specifier_seq): Likewise.
	(cp_parameter_declarator): Use it for the decl_specifiers field.
	(check_tag_decl): Adjust prototype.
	(shadow_tag): Likewise.
	(groktypename): Likewise.
	(start_decl): Likewise.
	(start_function): Likewise.
	(start_method): Likewise.
	(grok_x_components): Remove.
	(grokfield): Adjust prototype.
	(grokbitfield): Likewise.
	(finish_member_class_template): Remove.
	* decl.c: Do not include lex.h.
	(adding_implicit_members): Do not define.
	(check_tag_decl): Do not use trees to represent decl-specifiers.
	(shadow_tag): Likewise.
	(groktypename): Likewise.
	(start_decl): Likewise.
	(grokvardecl): Likewise.
	(grokdeclarator): Likewise.
	(grokparms): Likewise.
	(start_function): Likewise.
	(start_method): Likewise.
	* decl.h (grokdeclarator): Adjust prototype.
	* decl2.c: Do not include lex.h.
	(grok_x_components): Remove.
	(grokfield): Do not use trees to represent decl-specifiers.
	(grokbitfield): Likewise.
	* lex.c: Do not include lex.h.
	* lex.h: Remove.
	* parser.c: Include target.h.
	(clear_decl_specs): New function.
	(cp_parser_translation_unit): Do not use trees to represent
	decl-specifiers.
	(cp_parser_postfix_expression): Likewise.
	(cp_parser_new_type_id): Likewise.
	(cp_parser_condition): Likewise.
	(cp_parser_simple_declaration): Likewise.
	(cp_parser_decl_specifier_seq): Likewise.
	(cp_parser_function_specifier_opt): Likewise.
	(cp_parser_conversion_type_id): Likewise.
	(cp_parser_template_parameter): Likewise.
	(cp_parser_explicit_instantiation): Likewise.
	(cp_parser_type_specifier): Likewise.
	(cp_parser_simple_type_specifier): Likewise.
	(cp_parser_init_declarator): Likewise.
	(cp_parser_type_id): Likewise.
	(cp_parser_type_specifier_seq): Likewise.
	(cp_parser_parameter_declaration): Likewise.
	(cp_parser_member_declaration): Likewise.
	(cp_parser_exception_declaration): Likewise.
	(cp_parser_function_definition_from_specifiers_and_declarator):
	Likewise.
	(cp_parser_single_declaration): Likewise.
	(cp_parser_save_member_function_body): Likewise.
	(cp_parser_friend_p): Likewise.
	(cp_parser_set_storage_class): New function.
	(cp_parser_set_decl_spec_type): Likewise.
	* pt.c: Do not include lex.h.
	* semantics.c: Likewise.
	(finish_member_class_template): Remove.

From-SVN: r83584

	* calls.c (expand_call): Call INIT_CUMULATIVE_ARGS earlier, and
	pass raw n_named_args to it.
	* targhooks.c: Formatting.
	(hook_bool_CUMULATIVE_ARGS_false): Correct comment.

From-SVN: r83583

	* c-gimplify.c (gimplify_decl_stmt): Push gimplify_one_sizepos inside
	non-constant size check.  Gimplify the type too.  Tidy building
	BUILT_IN_STACK_ALLOC call

From-SVN: r83582

	* c-common.c (expand_unordered_cmp): Delete.
	(expand_tree_builtin): Delete.
	* c-common.h (expand_tree_builtin): Delete function prototype.
	* c-typeck.c (build_function_call): Don't call expand_tree_builtin.

	* call.c (build_cxx_call): Don't call expand_tree_builtin.  No
	longer take both "args" and "convert_args" as arguments.
	(build_op_delete_call): Update call to build_cxx_call.
	(build_over_call): Likewise, update call to build_cxx_call.
	* cp-tree.h (build_cxx_call): Update funtion prototype.
	* typeck.c (build_function_call): Don't call expand_tree_builtin.
	* rtti.c (throw_bad_cast): Update call to build_cxx_call.
	(throw_bad_typeid): Likewise.
	(build_dynamic_cast_1): Likewise.

From-SVN: r83579

gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or COMPONENT_REF variable fields unless they're non-constant.

        * gimplify.c (gimplify_compound_lval): Don't set ARRAY_REF or
        COMPONENT_REF variable fields unless they're non-constant.

From-SVN: r83578

* config.gcc: Merge kfreebsd*-gnu with linux* and add knetbsd*-gnu.
* config/i386/linux.h: Allow overriding of LINK_EMULATION,
  DYNAMIC_LINKER and register names in sc_ structure.
* config/kfreebsd-gnu.h: New. kfreebsd-gnu followup for linux.h.
* config/i386/kfreebsd-gnu.h: New. Ditto for i386-kfreebsd-gnu.
* config/knetbsd-gnu.h: New. Ditto for knetbsd-gnu.
* config/i386/knetbsd-gnu.h: New. Ditto for i386-knetbsd-gnu.
* config/kfreebsdgnu.h: Remove.
* config/t-kfreebsd-gnu: Likewise.
* config/i386/kfreebsdgnu.h: Likewise.

From-SVN: r83577

2004-06-23  Eric Christopher  <echristo@redhat.com>

	* fold-const.c (make_range): Cleanup type checking through function.
	Remove orig_type. Replace with checks to exp_type and arg0_type.
	Clarify comment when converting from unsigned to signed.

From-SVN: r83576

2004-06-23  Eric Christopher  <echristo@redhat.com>

	* config/mips/mips.c (mips_use_dfa_pipeline_interface): Add R3000.
	* config/mips/mips.md: Remove R3000 scheduling description.
	* config/mips/3000.md: New file.

From-SVN: r83575

	* config/s390/s390-protos.h (s390_emit_compare): Add prototype.
	(s390_emit_jump): Likewise.
	* config/s390/s390.c (s390_emit_compare): New function.
	(s390_emit_jump): Likewise.
	* config/s390/s390.md ("beq", "bne", "bgt", "bgtu", "blt", "bltu",
	"bge", "bgeu", "ble", "bleu", "bunordered", "bordered", "buneq",
	"bungt", "bunlt", "bunge", "bunle", "bltgt"): Use s390_emit_compare
	and s390_emit_jump.
	("cjump"): Remove, replace by ...
	("*cjump_64", "*cjump_31"): ... these insns.  Improve length default.
	("icjump", "*icjump_64", "*icjump_31"): Likewise.
	("trap"): Fix type attribute.
	("conditional_trap"): Use s390_emit_compare.
	("doloop_si"): Remove, replace by ...
	("doloop_si64", "doloop_si31"): ... these new insn_and_split.
	Merge existing splitter into insn_and_split.  Improve length default.
	("doloop_di"): Merge with existing splitter into insn_and_split.
	("doloop"): Adapt.
	("jump"): Convert to expander.  Use s390_emit_jump.
	("*jump_64", "*jump_31"): New insns.  Improve length default.

From-SVN: r83574

[[Split portion of a mixed commit.]]

From-SVN: r83572.2

[[Split portion of a mixed commit.]]

From-SVN: r83571.2

2004-06-23  Wu Yongwei  <adah@sh163.net>

	* gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Adjust.
	(__gthr_i486_lock_cmp_xchg): New inline assembly function.
	(__GTHR_W32_InterlockedCompareExchange): New macro to choose a
	suitable function for interlocked compare-and-exchange.
	(__gthread_mutex_trylock): Use
	__GTHR_W32_InterlockedCompareExchange.
	(__gthread_mutex_init_function, __gthread_mutex_lock,
	__gthread_mutex_trylock, __gthread_mutex_unlock): Adjust the
	initial counter value to work correctly under Windows 95.
	* config/i386/gthr-win32.c: Adjust include order.
	Define __GTHREAD_I486_INLINE_LOCK_PRIMITIVES before including
	gthr-win32.h.
	(__gthr_win32_mutex_init_function, __gthr_win32_mutex_lock,
	__gthr_win32_mutex_trylock, __gthr_win32_mutex_unlock): Adjust
	to match inline versions in gthr-win32.h.

From-SVN: r83569

	* config/rs6000/rs6000.c (rs6000_use_dfa_pipeline_interface): Delete.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Redefine a hook_int_void_1.
	(insvdi_rshift_rlwimi_p): New function.
	* config/rs6000/rs6000.md (insvdi_internal2/3): New patterns.
	(extendsfdf2): Convert to define_insn_and_split.
	* config/rs6000/rs6000-protos.h (insvdi_rshift_rlwimi_p): Prototype.

From-SVN: r83568

2004-06-23  Andrew Pinski  <apinski@apple.com>

        * c-typeck.c (composite_type, <case ARRAY_TYPE>): Abort if we have
        type qualifiers at all.
        If both of the type domains are null and the new element type is
        the same as one of the, return the one which the element type.
        matches.
        Do not call qualify_type on the new type.

2004-06-23  Andrew Pinski  <apinski@apple.com>

        * gcc.dg/c90-array-quals-2.c: New test.

From-SVN: r83567

From-SVN: r83566

	* convert.c (strip_float_extension): Skip both NOP_EXPR and
	CONVERT_EXPR floating point extensions.

From-SVN: r83565

	* Makefile.in (tree-vn.o): New.
	(tree-ssa-pre.o): Don't depend on RTL_H.
	* tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa.
	* tree-flow.h (struct var_ann_d): Remove field expr_set.
	(add_to_value, expressions_equal_p, get_value_handle, vn_compute,
	vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare.
	* tree-optimize.c (execute_init_datastructures): New local function.
	(pass_init_datastructures): New local variable.
	(init_tree_optimization_passes): Sequence pass_init_datastructures.
	* tree-pretty-print.c (MASK_POINTER): Remove.
	(dump_generic_node): Handle VALUE_HANDLE.
	* tree-ssa-pre.c: Move all value numbering routines to tree-vn.c.
	Update callers to use new function names.
	Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of
	variable annotations.
	* tree-ssa.c (init_tree_ssa): Call vn_init.
	(delete_tree_ssa): Call vn_delete.
	* tree-vn.c: New file.
	* tree.c (tree_size): Handle VALUE_HANDLE.
	(tree_node_structure): Likewise.
	(iterative_hash_expr): Likewise.
	* tree.def (VALUE_HANDLE): New code.
	* tree.h (struct tree_value_handle): New.
	(VALUE_HANDLE_ID): Define.
	(VALUE_HANDLE_EXPR_SET): Define.
	(enum tree_node_structure_enum): Add TS_VALUE_HANDLE.
	(union tree_node): Add struct tree_value_handle.

From-SVN: r83564

From-SVN: r83563

2004-06-23  Andrew Pinski  <apinski@apple.com>

        * c-typeck.c (composite_type):
        <case POINTER_TYPE>: Build a qualified type of
        the new type.
        <case ARRAY_TYPE>: Likewise.
        <case FUNCTION_TYPE>: Likewise.

2006-06-23  Andrew Pinski  <apinski@apple.com>

        * gcc.dg/c90-array-quals.c: New test.

From-SVN: r83557

re PR rtl-optimization/15633 (Failure to propagate FDO counters by vpt results in performance regression)

2004-06-23  Pat Haugen  <pthaugen@us.ibm.com>

        PR optimization/15633
        * value-prof.c (divmod_fixed_value_transform): Compute probability
        of taking optimal path and pass along to gen_ routine.
        (mod_pow2_value_transform): Same.
        (mod_subtract_transform): Same.
        (gen_divmod_fixed_value): Add new probability parameter.
        Add probability to newly created jump.
        (gen_mod_pow2): Same.
        (gen_mod_subtract): Same.

From-SVN: r83555

2004-06-23  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/16154
	* include/bits/boost_concept_check.h (struct _TrivialIteratorConcept):
	Don't require the _DefaultConstructibleConcept.
	(struct _ForwardIteratorConcept): Require it here.

From-SVN: r83554

* PR target/15948
* arm.md (bicsi3_cbranch): Add alternative to handle tying operands
one and two.

From-SVN: r83549

PR target/15927
* arm.h (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Don't need a secondary
reload if CLASS is BASE_REGS.

From-SVN: r83548

2004-06-22  Paolo Bonzini  <bonzini@gnu.org>

	* Makefile.tpl (HOST_EXPORTS): Fix pasto.
	* Makefile.in: Regenerate.

From-SVN: r83547

	* gengtype-yacc.y (option): Avoid use of non-constant struct
	initializer.

From-SVN: r83546

From-SVN: r83544

From-SVN: r83543

2004-06-22  Paolo Bonzini  <bonzini@gnu.org>

	* Makefile.tpl (configure-build-[+module+],
	configure-[+module+], configure-target-[+module+]): Pass
	[+extra_configure_args+].
	(all-build-[+module+], all-[+module+], check-[+module+],
	install-[+module+], [+make_target+]-[+module+],
	all-target-[+module+], check-target-[+module+],
	install-target-[+module+], [+make_target+]-target-[+module+]):
	Pass [+extra_make_args+].
	(HOST_EXPORTS): Include the former GCC_HOST_EXPORTS.
	(GCC_HOST_EXPORTS): Remove.
	(configure-gcc, all-gcc, GCC_STRAP_TARGETS, profiledbootstrap,
	cross, check-gcc, check-gcc-c++, install-gcc,
	gcc-no-fixedincludes, [+make_target+]-gcc, stage[+id+]-bubble):
	Replace GCC_HOST_EXPORTS with HOST_EXPORTS.
	* Makefile.in: Regenerate.

From-SVN: r83542

        * c-gimplify.c (gimplify_decl_stmt): Update gimplify_type_sizes call.
        Use gimplify_and_add.
        * c-typeck.c (c_finish_if_stmt): Use NULL instead of empty stmt.
        * gimplify.c (build_and_jump, gimplify_exit_expr,
        gimplify_init_constructor, gimplify_save_expr, gimple_push_cleanup,
        gimplify_stmt, gimplify_expr): Likewise.
        (shortcut_cond_expr): Handle NULL arms of COND_EXPR.
        (gimplify_statement_list): Remove NULL entries.
        (gimplify_to_stmt_list): Handle NULL results.
        (gimplify_type_sizes): Add list_p argument.
        (gimplify_one_sizepos): Don't use internal pre/post queue.
        * tree-gimple.h (gimplify_type_sizes): Update.
ada/
        * trans.c (gnat_gimplify_stmt): Update gimplify_type_sizes call.

From-SVN: r83539

2004-06-22  Eric Christopher  <echristo@redhat.com>

	* config/rs6000/rs6000.md (*insvsi_internal5/6): New patterns.

From-SVN: r83538

       * cfghooks.c (make_forwarder_block): Decrement count on fallthru edge
        when redirecting back edges.

        * cfghooks.c (split_block): Call make_single_succ_edge so that edge
        count/probability are set correctly.

From-SVN: r83537

From-SVN: r83535