* builtins.c (get_pointer_alignment): Use host_integerp & tree_low_cst.
	(expand_builtin_apply): Pass alignment to emit_block_move in bits.
	(expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
	(expand_builtin_memset): Likewise, but to clear_storage.
	* calls.c (save_fixed_argument_area): Likewise, to move_by_pieces.
	(restore_fixed_argument_area): Likewise.
	(store_unaligned_arguments_into_pseudos): Likewise, to store_bit_field.
	(load_register_parameters): Likewise, to emit_group_load.
	(expand_call): Likewise, to emit_group_store and emit_block_move.
	(emit_library_call_value_1): Likewise, to emit_block_move.
	(store_one_arg): Likewise, and to emit_push_insn.
	* expmed.c (extract_bit_field): Alignment is in bits, not bytes.
	(extract_fixed_bit_field, extract_split_bit_field): Likewise.
	* expr.c (move_by_pieces, move_by_pieces_ninsns): Likewise.
	(emit_block_move, emit_group_load, emit_group_store): Likewise.
	(clear_by_pieces, clear_storage, emit_push_insn): Likewise.
	(expand_assigment, store_expr, store_constructor_field): Likewise.
	(expand_expr_unaligned, do_jump, do_compare_and_jump): Likewise.
	(store_constructor, store_field, get_inner_reference): Likewise.
	Use host_integerp and tree_low_cst; sizes and positions HOST_WIDE_INT.
	(expand_expr, case COMPONENT_REF): Likewise.
	(copy_blkmode_from_regs): Use UNSIGNED_HOST_WIDE_INT for sizes
	and positions; reindent code.
	* expr.h (emit_cmp_insn, emit_cmp_and_jump_insns): Alignment unsigned.
	* function.c (purge_addressof_1): Pass bit align to store_bit_field.
	(assign_parms): Likewise to emit_group_store.
	* optbas.c (prepare_cmp_insn): Alignment is in bits.
	(emit_cmp_and_jump_insns, emit_cmp_insn): Likewise, and also unsigned.
	* stmt.c (expand_value_return): Pass align in bits to emit_group_load.
	(expand_return): Likewise to {extract,store}_bit_field.
	* stor-layout.c (get_mode_alignment): Minor cleanup.
	* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Align is in bits.
	* config/sh/sh.h (MOVE_BY_PIECES_P): Likewise.
	* ch/expr.c (chill_expand_expr): Pass bit alignment to emit_block_move.

From-SVN: r32827

From-SVN: r32826

cppinit.c (cpp_start_read): Call initialize_dependency_output only after reading in the primary source file.

	* cppinit.c (cpp_start_read): Call initialize_dependency_output
	only after reading in the primary source file.

From-SVN: r32825

From-SVN: r32824

From-SVN: r32823

From-SVN: r32822

c-common.c (c_common_nodes_and_builtins): The first parameter to __builtin_va_start and __builtin_va_copy is now either a...

* c-common.c (c_common_nodes_and_builtins): The first parameter to
__builtin_va_start and __builtin_va_copy is now either a 'va_list'
or a reference to a va_list.
* builtins.c (stabilize_va_list): Simplify now we don't have to
work around C array address decay.
* c-typeck.c (convert_for_assignment): Handle assignment to
a reference parameter by taking the address of the RHS.
* ginclude/stdarg.h (va_start): Don't take address of first parameter.
(va_copy): Likewise.
(__va_copy): Likewise.
* ginclude/varargs.h (va_start): Likewise.
(__va_copy): Likewise.

From-SVN: r32821

From-SVN: r32820

From-SVN: r32819

From-SVN: r32818

From-SVN: r32817

Undo effects of previous delta.  Do not define ASM_SPEC and SUBTARGET_EXTRA_ASM_SPEC
oin arm.h as it conflicts with builds for non GAS using targets

From-SVN: r32816

From-SVN: r32815

        * tree.c (unsave_expr_1): Don't mess with a TARGET_EXPR that hasn't
        been expanded.

From-SVN: r32814

	* stor-layout.c (bit_from_pos, byte_from_pos): New functions.
	(pos_from_byte, pos_from_bit, normalize_offset): Likewise.
	(normalize_rli, rli_size_so_far, rli_size_unit_so_far): Use them.
	* tree.c (bit_position, byte_position): Likewise.
	* tree.h: Declare new functions.

From-SVN: r32813

	* objc/Protocol.h, objc/objc-list.h: Change #endif labels to
	comments.

From-SVN: r32812

Add definitions of ASM_SPEC and SUBTARGET_EXTRA_ASM_SPEC to arm.h if not
already defined.

From-SVN: r32810

	* hashtab.c (htab_find_with_hash): Avoid calculating hash2
	unless it will be used.  Rearrange loop for better
	optimization.
	(higher_prime_number): Add static prototype.

From-SVN: r32809

	* cppfiles.c (cpp_read_file): Don't pass zero-length string to
	_cpp_calc_hash.

From-SVN: r32808

	* dwarf2out.c (gen_enumeration_type_die): If enum has a negative
	value, don't output it as unsigned.

From-SVN: r32807

From-SVN: r32806

c-common.c (c_common_nodes_and_builtins): Don't special case cplus_mode when declaring builtin bzero/bcmp...

	* c-common.c (c_common_nodes_and_builtins): Don't special case
	cplus_mode when declaring builtin bzero/bcmp, always avoid
	prototype arguments.

From-SVN: r32805

From-SVN: r32804

	* calls.c (PUSH_ARGS_REVERSED) Change to expression.
	(ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default value.
	(struct arg_data): Remove #ifdef ACCUMULATE_OUTGOING_ARGS.
	(save_fixed_argument_area, restore_fixed_argument_area):
	conditionize by #ifdef REG_PARM_STACK_SPACE only.
	(emit_call): Change #ifdefs on ACCUMULATE_OUTGOING_ARGS
	to conditions, handle RETURN_POPS_ARGS on ACCUMULATE_OUTGOING_ARGS.
	(precompute_register_parameters): Avoid #ifdefs on
	ACCUMULATE_OUTGOING_ARGS and PUSH_ARGS_REVERSED.
	(stire_one_args): Likewise.
	(expand_call): Likewise; conditionize PUSH_ROUNDING code by PUSH_ARGS.
	(emit_library_call_value_1): Likewise.
	(compute_argument_block_size): Align to STACK_BOUNDARY only for
	ACCUMULATE_OUTGOING_ARGS.
	* combine.c (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default
	value.
	(nonzero_bits): Conditionize PUSH_ROUNDING code by USE_PUSH.
	(use_crosses_set_p): Likewise.
	* all targets (ACCUMULATE_OUTGOING_ARGS define): Change to
	#define ACCUMULATE_OUTGOING_ARGS 1.
	* i386.c (ix86_compute_frame_size): Handle ACCUMULATE_OUTGOING_ARGS
	frames.
	* i386.h (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS): New
	constants.
	(TARGET_PUSH_ARGS, TARGET_ACCUMULATE_OUTGOING_ARGS): New macros.
	(TARGET_SWITCHES): Add push-args, no-push-args,
	accumulate-outgoing-args and no-accumulate-outgoing-args.
	(ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): New macro.
	* expr.c (ACCUMULATE_OUTGONG_ARGS, PUSH_ARGS): Provide default.
	(push_block): Avoid ifdefs on ACCUMULATE_OUTGONG_ARGS
	and PUSH_ROUNDING.
	(emit_push_insn): Likewise.
	* final.c (ACCUMULATE_OUTGOING_ARGS): Provide default.
	(final_scan_insn): Avoid ifdefs on ACCUMULATE_OUTGOING_ARGS.
	* function.c (ACCUMULATE_OUTGOING_ARGS): Provide default.
	(STACK_DYNAMIC_OFFSET): Define correctly for both
	ACCUMULATE_OUTGOING_ARGS and normal mode.
	* invoke.texi (-mpush_args, -maccumulate-outgoing-args): Document.
	* tm.texi (PUSH_ARGS): Document.
	(ACCUMULATE_OUTGOING_ARGS, PUSH_ROUNDING): Update documentation.

From-SVN: r32803

	* flags.h (flag_optimize_sibling_calls): Declare.
	* calls.c (expand_call): Fail sibcall when
	!flag_optimize_sibling_calls
	* invoke.texi (flag_optimize_sibling_calls): Document.
	* toplev.c (flag_optimize_sibling_calls): New global variable.
	(f_options): Add flag_optimize_sibling_calls.
	(rest_of_compilation): Conditionize
	optimize_sibling_and_tail_recursive_calls by
	flag_optimize_sibling_calls.
	(main): Set flag_optimize_sibling_calls for -O2.
	* stmt.c (expand_return): Conditionize tail recursion by
	flag_optimize_sibling_calls.

From-SVN: r32802

        * config/i386/att.h (LOCAL_LABEL_PREFIX): Define.
        (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Use it.

From-SVN: r32801

From-SVN: r32800

gcc:
	* except.c (add_eh_table_entry): Mark type_info's as referenced.
gcc/cp:
	* rtti.c (get_tinfo_decl): Mark used.
	(emit_tinfo_decl): Don't optimize polymorphic type_info. Only
	mark as dealt with, if we output it.

From-SVN: r32799

	* class.c: Reorganize to put virtual function table initialization
	machinery at the end of the file.

From-SVN: r32798

* config/rs6000/aix41.h (CPP_SPEC): Define _ANSI_C_SOURCE if -ansi
is given.
* config/rs6000/aix43.h (CPP_SPEC): Likewise.
* config/rs6000/rs6000.h (CPP_SPEC): Moved to...
* config/rs6000/aix.h: then modified likewise.

From-SVN: r32797

        * libjava.lang/pr184.java: New file.
        * libjava.lang/pr184.out: New file.

From-SVN: r32796

        * rtl.h: Redistribute enum reg_note documentation.
        Kill trailing whitespace.
        * rtl.c (reg_note_name): Adjust to match enum reg_note tweeks.
        Kill trailing whitespace.

From-SVN: r32795

        * class.c (finish_struct): Use bitsize_zero_node.
        * pt.c (instantiate_class_template): Likewise.

From-SVN: r32794

parse-scan.y (pop_class_context): Reset `inner_qualifier_length' when negative *before* using it as an array index.

2000-03-28  Alexandre Petit-Bianco  <apbianco@cygnus.com>

	* parse-scan.y (pop_class_context): Reset `inner_qualifier_length'
	when negative *before* using it as an array index.
	* ChangeLog: Fixed typo.

(Fixes the following bogus patch:
 http://gcc.gnu.org/ml/gcc-patches/2000-03/msg00937.html)

From-SVN: r32793

2000-03-28  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (hash_IHASH): Just return i->hash.
	(cpp_included): Set dummy.hash using _cpp_calc_hash.  Use
	htab_find_with_hash.
	(cpp_read_file): Likewise.
	(find_include_file): Likewise.  Properly initialize
	ih->nshort.  Share ih->name and ih->nshort if possible.
	* cpphash.c (_cpp_calc_hash): New function.
	(hash_HASHNODE): Just return h->hash.
	(_cpp_lookup): Set dummy.hash using _cpp_calc_hash.  Use
	htab_find_with_hash.
	* cpphash.h: Prototype _cpp_calc_hash.
	* cppinit.c (initialize_builtins): Provide a valid hash
	to _cpp_make_hashnode, using _cpp_calc_hash.

	* cpphash.c (collect_expansion): # is not a special character
	in object-like macros.  In -traditional mode, /**/ is not
	token paste at the beginning or end of the line.
	* cpplib.c (do_include, do_import, do_include_next): If
	parse_include fails, return immediately.

From-SVN: r32792

sibcall.c (indentify_call_return_value): Find last call in the chain; Allow stack adjustment after function call.

        * sibcall.c (indentify_call_return_value): Find last call in the chain;
        Allow stack adjustment after function call.

From-SVN: r32791

	* com.c (ffecom_decl_field): Use DECL_ALIGN for a FIELD_DECL.
	(ffecom_init_0): Likewise.

From-SVN: r32790

From-SVN: r32789

        * config/arm/arm.md (return peepholes): Update to reflect the new
        call insn patterns.
        * config/arm/arm.c (arm_volatile_func): Also check
        current_function_nothrow.
        (output_return_instruction, output_func_prologue): Use it.
        (arm_output_epilogue, arm_expand_prologue): Likewise.

From-SVN: r32788

	* class.c (dfs_build_vbase_offset_vtbl_entries): Put the first
	vbase offset at index -3, not -1.
	(build_vtabe_offset_vtbl_entries): Use unmarked_vtable_pathp, not
	dfs_vtable_path_unmarked_real_bases_queue_p to walk bases.
	(dfs_build_vcall_offset_vtbl_entries): Don't use skip_rtti_stuff.
	(build_rtti_vtbl_entries): New function.
	(set_rtti_entry): Remove.
	(build_primary_vtable): Don't use it.
	(build_secondary_vtable): Likewise.
	(start_vtable): Remove.
	(first_vfun_index): New function.
	(set_vindex): Likewise.
	(add_virtual_function): Don't call start_vtable.  Do call
	set_vindex.
	(set_primary_base): Rename parameter.
	(determine_primary_base): Likewise.
	(num_vfun_entries): Don't use skip_rtti_stuff.
	(num_extra_vtbl_entries): Include RTTI information.
	(build_vtbl_initializer): Use build_rtti_vtbl_entries.
	(skip_rtti_stuff): Remove.
	(dfs_modify_vtables): Don't use it.
	(modify_all_vtables): Don't use start_vtable.  Do use set_vindex.
	(layout_nonempty_base_or_field): Update size handling.
	(create_vtable_ptr): Tweak.
	(layout_class_type): Adjust parameter names.
	(finish_struct_1): Simplify.
	* cp-tree.h (CLASSTYPE_VSIZE): Tweak documentation.
	(skip_rtti_stuff): Remove.
	(first_vfun_index): New function.
	(dfs_vtable_path_unmarked_real_bases_queue_p): Remove.
	(dfs_vtable_path_marked_real_bases_queue_p): Remove.
	(marked_vtable_pathp): Declare.
	(unmarked_vtable_pathp): Likewise.
	* error.c (dump_expr): Use first_vfun_index to calculate vtable
	offsets.
	* rtti.c (build_headof): Look for RTTI at negative offsets.
	(get_tinfo_decl_dynamic): Likewise.
	(tinfo_base_init): Don't take the address of the TINFO_VTABLE_DECL
	here.
	(create_pseudo_type_info): Do it here instead.  Adjust so that
	vptr points at first virtual function.
	* search.c (marked_vtable_pathp): Make it global.
	(unmarked_vtable_pathp): Likewise.
	(dfs_vtable_path_unmarked_real_bases_queue_p): Remove.
	(dfs_vtable_path_marked_real_bases_queue_p): Likewise.
	(dfs_get_pure_virtuals): Don't use skip_rtti_stuff.
	(get_pure_virtuals): Likewise.
	(expand_upcast_fixups): Likewise.
	* tree.c (debug_binfo): Likewise.
	* tinfo.cc (__dynamic_cast): Look for vtable_prefix at appropriate
	negative offset.

From-SVN: r32787