* flow.c (merge_blocks_move_predecessor_nojumps): Cope
        with already adjacent blocks, but no fallthru.
        (merge_blocks_move_successor_nojumps): Simplify.
        (debug_flow_info): New.

From-SVN: r30203

	* reload.h (earlyclobber_operand_p): Declare.
	* reload.c (earlyclobber_operand_p): Don't declare.  No longer static.
	* reload1.c (reload_reg_free_for_value_p):  RELOAD_OTHER reloads with
	an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
	case where the RELOAD_OTHER reload is new.  Use earlyclobber_operand_p.

From-SVN: r30202

Co-Authored-By: Richard Henderson <rth@cygnus.com>

From-SVN: r30201

        * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
        * linux.h, netbsd.h, vms.h: Not here.

From-SVN: r30200

	* config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
	ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
	(GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
	CONDITIONAL_REGISTER_USEAGE): Use them.
	* config/mips/mips.c (mips_move_1word,mips_move_2words,
	gen_conditional_branch,override_options) : Use them.
	* config/mips/mips.md : Use them.

From-SVN: r30199

From-SVN: r30198

        * integrate.c (function_cannot_inline_p): Don't allow inlining
        if setjmp is used.

From-SVN: r30197

        * c-parse.in (cast_expr): Constify.

        * cccp.c (special_symbol): Likewise.

        * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.

        * dwarf2out.c (base_type_die): Likewise.

        * global.c (allocno_compare): Likewise.

        * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.

        * regclass.c (fix_register): Likewise.

        * rtl.h (fix_register): Likewise.

        * stupid.c (stupid_reg_compare): Likewise.

        * toplev.c (decode_f_option): Likewise.

        * tree.c (build_complex_type): Likewise.

From-SVN: r30196

From-SVN: r30195

From-SVN: r30193

        * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET):  Fix target name
        substitution.

From-SVN: r30190

	* tree.h (BLOCK_TYPE_TAGS): Remove.
	(BLOCK_END_NOTE): Likewise.
	(BLOCK_LIVE_RANGE_FLAG): Likewise.
	(BLOCK_LIVE_RANGE_START): Likewise.
	(BLOCK_LIVE_RANGE_END): Likewise.
	(tree_block): Remove live_range_flag, live_range_var_flag, and
	type_tags.  Remove end_note, live_range_start, and live_range_end.
	(remember_end_note): Remove prototype.
	* tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
	* c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
	remember_end_note.
	* ggc-common.c (ggc_mark_tree_children): Don't mark
	BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
	* integrate.c (adjust_copied_decl_tree): Remove.
	* print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
	* stmt.c (last_block_end_note): Remove.
	(init_stmt): Don't add a GC root for it.
	(expand_fixup): Don't set it.
	(remember_end_note): Remove.
	(expand_end_bindings): Don't set last_block_end_note.

	* ch-tree.h (remember_end_note): Remove prototype.
	* decl.c (poplevel): Don't call remember_end_note.

	* decl.c (poplevel): Don't set BLOCK_TYPE_TAGS.  Don't call
	remember_end_note.

	* com.c (poplevel): Don't call remember_end_note.

	* decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
	remember_end_note.

From-SVN: r30188

From-SVN: r30187

From-SVN: r30186

expmed.c (extract_bit_field): Allow for the case of non-integer objects that are smaller than a word (like...

        * expmed.c (extract_bit_field): Allow for the case of non-integer
        objects that are smaller than a word (like SFmode on a 64-bit
        machine).

From-SVN: r30185

From-SVN: r30184

reload1.c (reload_reg_free_for_value_p): Show RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER reloads.

        * reload1.c (reload_reg_free_for_value_p): Show
        RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
        reloads.

From-SVN: r30183

        * collect2.c (IS_DIR_SEPARATOR): Define.
        (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.

From-SVN: r30182

loop.c (basic_induction_var): A non-integer variable which is being set by a paradoxical subreg is probably...

        * loop.c (basic_induction_var): A non-integer variable which is
        being set by a paradoxical subreg is probably not a biv.

From-SVN: r30181

From-SVN: r30180

From-SVN: r30179

        * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
        functions too.

From-SVN: r30178

        * Makefile.in (CPP_CROSS_NAME): New variable.
        (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
        xcpp.
        (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
        names of the files to be uninstalled.

From-SVN: r30177

haifa-sched.c (add_dependence): Update the true dependency cache the first time we add a true dependence to the...

        * haifa-sched.c (add_dependence): Update the true dependency
        cache the first time we add a true dependence to the LOG_LINKS chain.

From-SVN: r30176

        * cplus-dem.c: Move declarations of standard_symbol_characters and
        hp_symbol_characters inside #ifdef MAIN to avoid compiler
        warnings.

From-SVN: r30175

From-SVN: r30174

	* dbxout.c (lastfile, cwd, dbxout_type_method_1,
	dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
	dbxout_start_new_source_file, dbxout_source_file,
	dbxout_source_line, dbxout_finish, dbxout_type_fields,
	dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
	Constify a char*.
	(dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
	(dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
	(dbxout_block): Initialize variable `blocknum'.

	* dbxout.h (dbxout_init, dbxout_finish,
	dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
	dbxout_args, dbxout_source_line): Constify a char*.

	* dwarfout.c (dwarf_tag_name, dwarf_attr_name,
	dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
	dwarf_fund_type_name, name_attribute, stmt_list_attribute,
	low_pc_attribute, high_pc_attribute, body_begin_attribute,
	body_end_attribute, comp_dir_attribute, sf_names_attribute,
	src_info_attribute, mac_info_attribute, producer_attribute,
	lookup_filename, generate_macinfo_entry, fundamental_type_code,
	dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
	dwarfout_undef): Constify a char*.
	(add_incomplete_type, retry_incomplete_types): Add prototypes.

	* dwarfout.h (dwarfout_define, dwarfout_undef,
	dwarfout_start_new_source_file, dwarfout_line): Constify a char*.

From-SVN: r30173

	* config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
	(MULTILIB_ISA_DEFAULT): New.
	(MULTILIB_DEFAULTS): Use it.
	* config/mips/mips.c (): Remove the now unnecessary definition
	of MIPS_ISA_DEFAULT.
	* config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
	unnecessary definition.

From-SVN: r30171

From-SVN: r30170

	* arm.c (arm_override_options): Correct initialization of
	arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
	arm_is_strong, and arm_is_6_or_7.

From-SVN: r30169

From-SVN: r30166

From-SVN: r30165

From-SVN: r30163

        * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
        (note_set_pseudo_multiple_uses): New function.
        (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
        if a pseudo set in the loop exit is used elsewhere.

From-SVN: r30155

	* decl.c (push_overloaded_decl_1): Use pushdecl.

	* decl.c (auto_function): Replace #ifdef'd __inline with just
	plain inline.
	* lex.c (my_get_run_time): Likeise.
	(yyprint): Likewise.
	(identifier_type): Likewise.
	* method.c (start_squangling): Likewise.
	(end_squangling): Likewise.
	(icat): Likewise.
	(old_backref_index): Likewise.
	(flush_repeats): Likewise.
	(issue_ktype): Likewise.
	* parse.y (empty_parms): Likewise.
	* parse.c: Regenerated.

From-SVN: r30154

From-SVN: r30153

        * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
        a single load-address pattern.

From-SVN: r30152

haifa-sched.c (schedule_insns): Don't assign LUIDs differently depending on whether or not line-number notes...

	* haifa-sched.c (schedule_insns): Don't assign LUIDs differently
 	depending on whether or not line-number notes are present.

From-SVN: r30151

        * cccp.c (progname, file_buf, default_include, include_file,
        macrodef, definition, hashval, wchar_type, user_label_prefix,
        directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
        expand_to_temp_buffer, is_system_include, base_name,
        absolute_filename, read_name_map, open_include_file,
        record_control_macro, check_precompiled, check_preconditions,
        pcfinclude, pass_thru_directive, create_definition,
        check_macro_name, comp_def_part, collect_expansion,
        check_assertion, read_token_list, assertion_install,
        assertion_lookup, eval_if_expression, conditional_skip,
        validate_else, skip_quoted_string, quote_string, macarg1,
        error_from_errno, install, lookup, hashf, dump_defn_1,
        perror_with_name, pfatal_with_name, main, trigraph_pcp,
        check_white_space, rescan, handle_directive, monthnames,
        special_symbol, do_include, remap_include_file, write_output,
        arglist, do_assert, do_unassert, do_line, do_error, do_once,
        do_ident, do_sccs, do_xifdef, skip_if_group,
        output_line_directive, macroexpand, macarg, change_newlines,
        initialize_builtins, make_definition): Constify a char*.

        * pcp.h (stringdef): Likewise.

From-SVN: r30150

        * unroll.c (copy_loop_body): Examine SET_DEST of single_set
        not of pattern.

From-SVN: r30149