regrename.c (regrename_optimize): Verify that all registers of a multiple register mode are available.

        * regrename.c (regrename_optimize): Verify that all registers of
        a multiple register mode are available.
        (scan_rtx_address): Accept the mode of the address; all callers
        changed.

From-SVN: r37109

From-SVN: r37108

	* pt.c (instantiate_decl): Always instantiate static data members
	initialized in-class.

From-SVN: r37107

	* src/string-inst.cc (basic_string<C>::npos): Explicitly
	instantiate it.

From-SVN: r37106

From-SVN: r37105

From-SVN: r37104

From-SVN: r37103

From-SVN: r37102

From-SVN: r37101

From-SVN: r37100

	* gcc.dg/cpp/19960224-2.c, 20000625-2.c, cxxcom2.c, directiv.c,
	endif.c, if-4.c, if-5.c, if-mop.c, macsyntx.c, paste2.c, paste6.c,
	paste8.c, redef2.c, strify2.c, strp1.c, tr-warn1.c, tr-warn3.c,
	tr-warn6.c, undef1.c, undef2.c, widestr1.c: Update tests for
	new diagnostic messages.

	* gcc.dg/cpp/macro3.c: New tests.

From-SVN: r37099

2000-10-28  Neil Booth  <neilb@earthling.net>

	New macro expander.

	* cpplib.c (struct answer): New.
	(struct if_stack): Use cpp_lexer_pos rather than line and col.
	Rename cmacro mi_cmacro.
	(struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
	IN_I): New directive and flags.
	(skip_rest_of_line, check_eol, run_directive, glue_header_name,
	parse_answer, parse_assertion, find_answer): New functions.
	(parse_ifdef, detect_if_not_defined, validate_else): Remove.
	(lex_macro_node): New function to replace parse_ifdef and
	get_define_node.

	(_cpp_handle_directive): New function, combines _cpp_check_directive
	and _cpp_check_linemarker.

	(do_define, do_undef, parse_include, do_include, do_import,
	do_include_next, read_line_number, do_line, do_ident, do_pragma,
	do_pragma_once, do_pragma_poison, do_pragma_dependency):
	Update for new token getting interface.

	(do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
	: Update for new multiple-include optimisation technique.
	(do_elif): Don't forget to invalidate controlling macros.

	(unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
	(parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
	Functions to handle assertions with the new token interface.
	(do_assert, do_unassert): Use them.

	(cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
	Use run_directive.

	(_cpp_init_stacks): Register directive names.  Don't register special
	nodes.

	* cpperror.c (print_containing_files, _cpp_begin_message): Update to
	new position recording regime.
	(cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
	cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
	cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
	(cpp_type2name): Move to cpplex.c.

	* cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
	(parse_defined): Update to handle new multiple include optimisation
	method.  Remove poisoned identifier warning.
	(parse_assertion, TYPE_NAME): Delete.
	(lex): Update for multiple include optimisation, removal of
	CPP_DEFINED, to use _cpp_test_assertion for assertions and
	cpp_token_as_text.
	(_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
	(op_as_text): New function, to wrap cpp_token_as_text.

	* cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
	Update for MI optimisation.
	(_cpp_execute_include): Take a token rather than 3 arguments.  Fix
	segfault on diagnostic.
	(_cpp_compare_file_date): Take a token rather than 3 args.
	(cpp_read_file): Work correctly for zero-length files.

	* cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
	_cpp_init_hashtable and _cpp_cleanup_hashtable.
	(cpp_lookup): Place identifiers at front of identifier pool
	for _cpp_lookup_with_hash.
	(_cpp_lookup_with_hash): Require identifiers to be at the front of
	the identifier pool.  Commit the memory if not already in the
	hash table.

	* cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
	Initialise various members of cpp_reader, memory pools, and the
	special nodes.
	(cpp_printer_init): Delete.
	(cpp_cleanup): Update.
	(struct builtin, builtin_array, initialize_builtins): Update for new
	hashnode definition and builtin handling.
	(cpp_start_read, cpp_finish): Don't take or initialise a
	printer.  Update.

	* cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
	PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
	T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
	T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
	(struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
	struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
	NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
	struct toklist, struct cpp_context, struct specnodes,
	TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
	NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
	enum builtin_type, cpp_can_paste): New.
	(struct cpp_token): Delete line and col members.
	(struct cpp_buffer): New member output_lineno.
	(struct lexer_state): Delete indented, in_lex_line, seen_dot.
	Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
	(struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
	ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
	base_context, context, directive, mi_state, mi_if_not_defined,
	mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
	mlstring_pos, macro_buffer, macro_buffer_len.
	Delete members mls_line, mls_column, token_list, potential_control_macro,
	temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
	context_cap, cur_context, no_expand_level, paste_level, contexts, args,
	save_parameter_spellings, need_newline, .
	Change type of date, time and spec_nodes members.
	Change prototypes for include and ident callbacks.
	(struct cpp_hashnode): Change type of name.  Remove union members
	expansion and code.  Add members macro, operator and builtin.

	(cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
	cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
	cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
	cpp_stop_lookahead): New prototypes.
	(cpp_printer_init, cpp_dump_definition): Delete prototypes.

	(U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
	Move from cpphash.h.

	* cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
	ufputs): Move to cpplib.h.
	(enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
	TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
	COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
	struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
	_cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
	_cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
	_cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
	_cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
	_cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
	_cpp_parse_assertion, _cpp_find_answer): Delete.
	(VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
	POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
	_cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
	_cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
	_cpp_handle_directive, DSC): New.
	(struct include_file): New member defined.

	(DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
	_cpp_compare_file_date): Update.
	(_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
	(_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
	_cpp_cleanup_hashtable.

	* Makefile.in: Remove cppoutput.c.

	* cppoutput.c: Delete

	* fixheader.c (read_scan_file): Update for new cpp_get_token
	prototype.
	(recognized_function): New argument LINE.

	* scan-decls.c (skip_to_closing_brace, scan_decls): Update for
	new cpp_get_token prototype.

	* scan.h (recognized_function): Update prototype.

	* po/POTFILES.in: Remove cppoutput.c.

From-SVN: r37098

From-SVN: r37097

	* c-typeck.c (check_init_type_bitfields): Remove.
	(constructor_incremental): Likewise.
	(struct constructor_stack): Remove incremental bit.
	(struct initializer_stack): Likewise.
	(start_init): Don't play with constructor_incremental.
	(finish_init): Likewise.
	(really_start_incremental_init): Likewise.
	(push_init_level): Likewise.
	(pop_init_level): Likewise.
	(output_init_level): Likewise.
	(output_pending_init_elements): Likewise.

From-SVN: r37096

2000-10-21  Mike Coleman  <mcoleman2@kc.rr.com>

	* c-pragma.c (handle_pragma_pack): Initialize align to -1.
	Improve error messages.  Correct parsing of
	#pragma pack(pop [,id]).  Do not check the user-supplied
	alignment if we're popping.

	* gcc.dg/pack-test-1.c: New test case.
	* gcc.dg/pack-test-2.c: New test case.
	* gcc.dg/pack-test-1.h: New file.

From-SVN: r37095

From-SVN: r37094

From-SVN: r37093

        * invoke.texi: Document -frename-registers.  Add it to -O3.
        * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
        (enum dump_file_index, dump_file): Update order.
        (main): Set flag_rename_registers at -O3.

From-SVN: r37092

        * config/alpha/alpha.h (enum reg_class): Add PV_REG.
        (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
        (REG_CLASS_FROM_LETTER): Assign it to 'c'.
        * config/alpha/alpha.md (call_osf_1): Use it.
        (call_value_osf_1): Likewise.

From-SVN: r37091

        * config/ia64/ia64.c: Revert 10-23 patch.
        (ia64_hard_regno_rename_ok): New.
        * config/ia64/ia64-protos.h: Declare it.
        * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.

From-SVN: r37090

        * regrename.c: Rewrite to handle multi-register modes and
        cond_exec instructions.
        * Makefile.in (regrename.o): Update dependancies.
        * recog.h (struct operand_alternative): Add is_address.
        * recog.c (preprocess_constraints) [case 'p']: Set it.

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

From-SVN: r37089

	* configure.in: If not NO_MINUS_C_MINUS_O, substitute
	OUTPUT_OPTION with '-o $@'.  Make zlibdir, zlibinc relative to
	top level.  Kill oldstyle_subdirs.  Do not include
	$srcdir/$s/Makefile.in in all_lang_makefiles, but do include
	$outputs.  Do not run configure.lang from config.status.
	Rearrange warning-flag logic to correspond to what the
	makefile wants.  Put special vax stage1 options in
	@stage1_flags@ not @stage1_warn_cflags@.  Don't do anything
	with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
	(--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
	switch is given, nothing otherwise.
	* configure.lang: Delete.

        * Makefile.in: Expunge all traces of extra_c_objs,
        extra_cxx_objs, and extra_cpp_objs.  Set MAYBE_CPPLIB from
        @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS.  Set
        warning options via a three level scheme so that -pedantic and
        -Wtraditional are not used for non-C front ends: LOOSE_WARN,
        STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
        WARN_CFLAGS.  Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
	Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
	Set OUTPUT_OPTION, ZLIB, ZLIBINC.  Do not set P,
        LANG_FLAGS_TO_PASS.  Add OUTPUT_OPTION to all object-file
        generation rules.  Wrap all rules that change the current
        directory in parentheses; pmake doesn't spawn a new shell for
        each command.  Expunge all references to $(P).  When one
        command depends on another and they're run all at once, use &&
        to separate them, not ;.  Add libgcc_s$(SHLIB_EXT) to files
        deleted on make clean.  Force OUTPUT_OPTION='-o $@' in stage2
        and beyond.

	* cp/Make-lang.in, f/Make-lang.in, java/Make-lang.in,
	objc/Make-lang.in: Wrap all rules that change the current
	directory in parentheses.  Expunge all references to $(P).
	When one command depends on another and they're run all at
	once, use && to separate them, not ;.  Add OUTPUT_OPTION to
	all object-file generation rules.  Delete obsolete variables.
	Move all build rules here from the corresponding Makefile.in and
	adapt to the new environment.

	* cp/Makefile.in, f/Makefile.in, java/Makefile.in, objc/Makefile.in:
	Delete.

	* cp/config-lang.in, f/config-lang.in, java/config-lang.in:
	Delete outputs= line.

From-SVN: r37088

	* calls.c (expand_call): If sibcall_failure is set during pass 1,
	clear tail_call_insns as well.

	* g++.old-deja/g++.other/eh2.C: New test.

From-SVN: r37087

From-SVN: r37086

From-SVN: r37084

2000-10-26  Benjamin Kosnik  <bkoz@redhat.com>

	* include/c/bits/std_cmath.h: Fix double declarations in namespace std.

	Clean up naming, consistency in "C" library autoconf testing.
	* acinclude.m4 (GLIBCPP_CHECK_CTYPE): For consistency, change to
	GLIBCPP_CHECK_CTYPE_SUPPORT.
	(GLIBCPP_CHECK_STDLIB_SUPPORT): Add.
	* aclocal.m4: Regenerate.
	* configure.in: And here.
	Add call to GLIBCPP_CHECK_STDLIB_SUPPORT.
	* configure: Regenerate.

2000-10-26  David Edelsohn  <edelsohn@gnu.org>

	* acinclude.m4 (GLIBCPP_CHECK_STDLIB_DECL_AND_LINKAGE_2): New macro.
	(GLIBCPP_CHECK_MATH_SUPPORT): Use it to test for strtold.

From-SVN: r37083

acinclude.m4 (GLIBCPP_CHECK_LINKER_FEATURES): Comment out --gc-sections stuff entirely to avoid misleading people.


2000-10-26  Phil Edwards  <pme@sources.redhat.com>
	    David Edelsohn  <dje@watson.ibm.com>

	* acinclude.m4 (GLIBCPP_CHECK_LINKER_FEATURES): Comment out
	--gc-sections stuff entirely to avoid misleading people.
        (GLIBCPP_ENABLE_CSTDIO): Merge need_libio and need_xtra_libio.
        * libio/Makefile.am (LIBIO_SRCS,LIBIO_WSRCS,LIBIO_XTRA_SRCS):
	Rearrange and merge.
        * libio/libio.h: Simplify, make fewer assumptions.  Define those
	macros which must be defined.
        * config/os/solaris/solaris2.7/bits/os_defines.h: Simplify as a
	result.

From-SVN: r37082

	* java/util/natGregorianCalendar.cc (computeFields): Set the isSet__
	array elements to true.

From-SVN: r37081

	* Makefile.am: Added locale files from Classpath.
	* Makefile.in: Rebuilt.
	* gnu/java/locale/Calendar.java: New file.
	* gnu/java/locale/Calendar_de.java: New file.
	* gnu/java/locale/Calendar_en.java: New file.
	* gnu/java/locale/Calendar_nl.java: New file.
	* java/lang/ClassNotFoundException.java: Replaced with Classpath file.
	* java/math/BigDecimal.java (intVal): Renamed from 'num' for
	serialization compatibility.
	(scale): Made private.
	(serialVersionUID): New field.
	* java/math/BigInteger.java (ival): Made transient.
	(words): Made transient.
	(bitCount): New serialization field.
	(bitLength): Ditto.
	(firstNonzeroByteNum): Ditto.
	(lowestSetBit): Ditto.
	(magnitude): Ditto.
	(signum): Ditto.
	(serialVersionUID): New field.
	(readObject): New method.
	(writeObject): New method.
	* java/util/BitSet.java (serialVersionUID): New field.
	* java/util/Calendar.java: Replaced with Classpath file.
	* java/util/GregorianCalendar.java (GregorianCalendar): Pass result
	of getDefault() for TimeZone or Locale instead of passing nulls.
	* java/util/Locale.java (serialVersionUID): New field.
	(writeObject): New method.
	(readObject): New method.
	* java/util/SimpleTimeZone.java: Replaced with Classpath file.

Serialization mods.

From-SVN: r37080

From-SVN: r37079

From-SVN: r37078

	* g++.old-deja/g++.brendan/label2.C: Tweak to work with V3.
	* g++.old-deja/g++.law/builtin1.C: Likewise.
	* g++.old-deja/g++.law/ctors10.C: Likewise.
	* g++.old-deja/g++.law/virtual3.C: Likewise.
	* g++.old-deja/g++.mike/p658.C: Likewise.
	* g++.old-deja/g++.other/sibcall1.C: Likewise.
	* g++.old-deja/g++.other/vaarg2.C: Likewise.
	* g++.old-deja/g++.robertl/eb124.C: Likewise.
	* g++.old-deja/g++.robertl/eb44.C: Likewise.
	* g++.old-deja/g++.robertl/eb77.C: Likewise.

	* include/backward/streambuf.h: New file.

From-SVN: r37077

        * calls.c (expand_call): Supress sibcall if we have a
        BLKmode return in registers.

From-SVN: r37076

        * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
        into memory.

From-SVN: r37075

2000-10-26  David Edelsohn  <dje@watson.ibm.com>

	* config/os/aix/bits/ctype_inline.h (is): Use __OBJ_DATA directly.
        * config/os/aix/bits/ctype_noninline.h (do_tolower): Fix typo.
        * config/os/aix/bits/os_defines.h: Add AIX defines.

From-SVN: r37074

2000-10-26  Benjamin Kosnik  <bkoz@redhat.com>

	* acinclude.m4 (GLIBCPP_ENABLE_LONG_DOUBLE): Remove.
	* aclocal.m4: Regenerate.
	* configure.in: Remove GLIBCPP_ENABLE_LONG_DOUBLE.
	* configure: Regenerate.
	* docs/configopts.html: Remove.
	* src/complexl.cc: Revert.
	* config.h.in: Remove.
	* include/c_std/bits/std_cmath.h: Remove guards based on
	_GLIBCPP_USE_LONG_DOUBLE.
	* include/c/bits/std_cmath.h: Same. Format. Match c_std behavior
	with respect to long double signatures.

	* config/os/aix/bits/ctype_noninline.h (ctype): Remove throw
	specification.
	* config/os/newlib/bits/ctype_noninline.h (ctype): And here.
	* config/os/solaris/solaris2.6/bits/ctype_noninline.h (ctype): Same.
	* config/os/solaris/solaris2.5/bits/ctype_noninline.h (ctype): Same.
	* config/os/generic/bits/ctype_noninline.h (ctype): Same.
	* config/os/bsd/bits/ctype_noninline.h (ctype): Same.

From-SVN: r37073

From-SVN: r37072

	* tree.c (make_node, case 't'): Set alignment to that of
	char_type_node.
	* expr.c (move_by_pieces_ninsns): Abort if some length remains.

From-SVN: r37071

	* include/bits/std_valarray.h (valarray::valarray): Fix thinko.
	Use __valarray_copy_construct only where appropriate.

From-SVN: r37070

From-SVN: r37069