Wed Aug  4 13:29:23 1999  Zack Weinberg  <zack@bitmover.com>

	* cpphash.c (macroexpand): Delete leading whitespace when arg
	is concatenated before.
	(unsafe_chars): Correct test for whether + and - can extend a
	token.

	* cppinit.c (cpp_start_read): Do dependencies for
	-include/-imacros files also.

	* cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
	tokenizing non-directive lines.
	(cpp_expand_to_buffer): Temporarily disable no-output mode.
	* cppmain.c: In no-output mode, just call cpp_scan_buffer for
	the input file.

From-SVN: r28512

From-SVN: r28511

From-SVN: r28510

From-SVN: r28509

From-SVN: r28508

	* c-lex.c: Sync with C++ frontend.
	(linemode): New variable.
	(parse_float): imag, conversion_errno, and type are output only.
	(yylex): Adjust.  Move initial '.' case into main switch.
	Use linemode.
	(handle_generic_pragma): Just deal with tokens.
	(readescape): Use ISXDIGIT and ISGRAPH.
	* c-parse.in: Add END_OF_LINE token.

	* c-lex.c (lang_init): Generalize.
	(nextchar): Remove.  Replace uses with UNGETC.
	(skip_white_space): Handle linemode here.  Optimize for cpplib.
	(skip_white_space_on_line): Remove.
	(extend_token_buffer_to): New fn.
	(extend_token_buffer): Use it.
	(read_line_number, check_newline): Just deal with tokens.
	(token_getch, token_put_back): New fns.
	(yylex): Use them.  More cpplib optimizations.  Simplify.

	* c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
	(consume_string): Make this smart about USE_CPPLIB.
	(check_newline): Rewrite to be intelligent about USE_CPPLIB.
	(yylex): Rewrite to be intelligent about USE_CPPLIB.
	Also, clean up cases where we redundantly set token_buffer[0].
	(read_line_number): New fn.
	(ignore_escape_flag): New variable.

From-SVN: r28507

From-SVN: r28506

Mon Aug  2 23:09:41 1999  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

	* configure.in (machdep): Use mips_ultrix_mach_dep.s on Ultrix V4.

From-SVN: r28503

        * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
        dummy operand.  Allocate a new pseudo for the dummy operand.
        (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.

From-SVN: r28502

From-SVN: r28501

	* configure: Rebuilt.
	* configure.in: Removed --enable-java-gc option and JAVAGC subst.

From-SVN: r28500

* arm.c (typedef minipool_node): Renamed from pool_node.
(minipool_vector, minipool_size, minipool_vector_label): Similarly.
(add_minipool_constant): New function.
(dump_minipool): New function.
(find_barrier): Remove special case for getting the insn size of
an insn that references the constant pool.
(minipool_fixup): New structure.
(push_minipool_barrier): New function.
(push_minipool_fix): New function.
(note_invalid_constants): New function.
(add_pool_constant, dump_table, fixit, broken_move): Delete.
(arm_reorg): Rewrite code to fix up the constant pool into a
series of mini-pools embedded in the insn stream.
(arm_output_epilogue): New function, made mainly from the body
of output_func_epilogue.
(output_func_epilogue): Move insn generation part of epilogue code
to arm_output_epilogue.
* arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
* arm.md (pool_range): New attribute.
(zero_extendqidi2): Add attribute pool_range.
(zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
(epilogue): New expand.
(epilogue_insn): New insn.  Call arm_output_epilogue.

* arm.c (arm_poke_function_name): Undo change of July 17.  Tidy up.
* arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.

From-SVN: r28499

        * Makefile.in (lang.o): Depend on $(RTL_H) $(EXPR_H).

        * expr.c (java_stack_pop, java_array_data_offset,
        build_java_throw_out_of_bounds_exception, case_identity,
        build_java_check_indexed_type): Add static prototypes.
        (linenumber_table, expand_invoke, expand_java_field_op,
        build_primtype_type_ref, expand_byte_code): Constify a char*.

        * java-tree.h (build_primtype_type_ref, linenumber_table):
        Constify a char*.
        (java_lang_expand_expr): Add prototype.

        * lang.c: Include rtl.h and expr.h.  Remove extern prototype for
        `java_lang_expand_expr'.

        * lex.c (java_lex_error): Constify a char*.
        (java_get_unicode, java_read_char, java_allocate_new_line,
        java_unget_unicode, java_sneak_unicode): Prototype.

        * parse-scan.y (current_class, package_name, method_declarator,
        report_class_declaration, yyerror): Constify a char*.

        * parse.h (java_report_errors): Prototype.
        (yyerror): Constify a char*.

        * parse.y (classitf_redefinition_error, check_modifiers,
        parse_jdk1_1_error, lookup_package_type,
        lookup_package_type_and_set_next, get_printable_method_name,
        purify_type_name): Constify a char*.
        (build_super_invocation, maybe_generate_finit,
        verify_constructor_super, parser_add_interface,
        add_superinterfaces, jdep_resolve_class, note_possible_classname,
        java_complete_expand_methods, java_expand_finals,
        cut_identifier_in_qualified, java_stabilize_reference,
        do_unary_numeric_promotion, operator_string, do_merge_string_cste,
        merge_string_cste): Prototype.
        (single_type_import_declaration, yyerror,
        variable_redefinition_error, build_array_from_name,
        build_unresolved_array_type, check_class_interface_creation,
        resolve_class, complete_class_report_errors,
        note_possible_classname, read_import_dir,
        find_in_imports_on_demand, resolve_package, fix_constructors,
        check_deprecation, lookup_method_invoke,
        maybe_build_primttype_type_ref, array_constructor_check_entry):
        Constify a char*.
        (java_complete_expand_methods, java_expand_finals): Make static.
        (convert_narrow): Remove static prototype.

From-SVN: r28498

* recog.c (preproces_constraints): Zero recog_op_alt before
processing the constraints.

From-SVN: r28497

From-SVN: r28496

From-SVN: r28495

	* cp-tree.h (empty_except_spec): New global var.
	(compexcepttypes): Remove prototype.
	(comp_except_specs): Prototype new global function.
	(add_exception_specifier): Prototype new global function.
	* decl.c (empty_except_spec): Define new global var.
	(duplicate_decls): Use comp_except_specs, reword error message.
	(init_decl_processing): Initialize empty_except_spec.
	Adjust build_exception_variant calls.
	* parse.y (exception_specification_opt): Use empty_except_spec.
	(ansi_raise_identifier): Call check_for_new_type.
	(ansi_raise_identifiers): Use add_exception_specifier.
	* pt.c (tsubst): Use add_exception_specifier to build exception
	specifier.
	* search.c (check_final_overrider): New static function, broken
	out of get_matching_virtual. Check throw specifiers, reword
	diagnostics.
	(get_matching_virtual): Use check_final_overrider.
	* tree.c (build_exception_variant): Use comp_except_specs.
	* typeck.c (compexcepttypes): Remove.
	(comp_except_types): New static function, helper for
	comp_except_specs. Compare two types as exception specifiers.
	(comp_except_specs): New global function, compare two exception
	specifiers.
	(comptypes): Adjust for comp_except_specs.
	* typeck2.c (add_exception_specifier): New global function.

	* class.c (check_for_override): Reword error message.

From-SVN: r28494

From-SVN: r28493

From-SVN: r28492

From-SVN: r28489

From-SVN: r28488

From-SVN: r28487

        * gcc.c (access_check): New static function.
        (find_a_file): Use it when searching a directory list.
        * collect2.c (find_a_file): Don't accept directories found when
        searching a directory list.

From-SVN: r28486

        * tlink.c (symbol_hash_lookup): Do not prefix functions used as
        function parameters with `&'.
        (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.

From-SVN: r28485

From-SVN: r28484

        * flow.c (delete_unreachable_blocks): Do not call merge_blocks
        or tidy_fallthru_edge if the last insn in the block is not
        an unconditional jump or a simple conditional jump.

From-SVN: r28483

From-SVN: r28481

gc_priv.h (GC_test_and_set): Implementation for Linux PPC from Franz Sirl <Franz.Sirl-kernel@lauterbach.com>.

	* gc_priv.h (GC_test_and_set): Implementation for Linux PPC from
	Franz Sirl <Franz.Sirl-kernel@lauterbach.com>.

From-SVN: r28480

	* Makefile.in (c-decl.o): Depends on defaults.h.
	* java/Makefile.in (decl.o): Depends on $(srcdir)/../defaults.h.

From-SVN: r28479

        * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
        PA1.1 and above.
        (CLASS_MAX_NREGS): Likewise.

From-SVN: r28478

        * g++.old-deja/g++.brendan/crash63.C: Expect a POD warning
        * g++.old-deja/g++.brendan/crash64.C: Likewise
        * g++.old-deja/g++.brendan/overload8.C: Likewise

From-SVN: r28476

        * call.c (convert_arg_to_ellipsis): Use pod_type_p.
        * cp-tree.h (struct lang_type): Added non_pod_class flag.
        (CLASSTYPE_NON_POD_P): New macro to access it.
        * class.c (finish_struct_1): Determine non-PODness.
        Check for arrays of pointers (-Weffc++).
        Remove array inspection duplicated code.
        * tree.c (pod_type_p): Detect non-pod non-aggregate types.
        Use CLASSTYPE_NON_POD_P.

From-SVN: r28475

From-SVN: r28474

From-SVN: r28473

From-SVN: r28472

        * decl.c (start_enum): Show location of previous definition.
        * parse.y (enumlist_opt): New reduction.
        (structsp): Simplify enum rules to use enumlist_opt.

From-SVN: r28471

From-SVN: r28470

From-SVN: r28469

From-SVN: r28468

	* lex.c (yyprint): Handle PFUNCNAME.

	* decl2.c (build_expr_from_tree, case METHOD_CALL_EXPR): Only
	build_expr_from_tree on the args of a TEMPLATE_ID_EXPR.

From-SVN: r28467