* calls.c (expand_call): Disallow sibcalls to noreturn functions.
        * flow.c (make_edges): Revert last change.

        * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
        TREE_THIS_VOLATILE.
        * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.

From-SVN: r36781

        * del_op.cc, del_opnt.cc, del_opv.cc, del_opvnt.cc: New files.
        * exception.cc, new_handler.cc, new_op.cc, new_opnt.cc: New files.
        * new_opv.cc, new_opvnt.cc, tinfo.cc, tinfo2.cc, vec.cc: New files.
        * cxxabi.h, exception, new, new.h, typeinfo, pure.c: New files.
        * tinfo.hP: New file.

        * Makefile.in (OBJS, HEADERS): Add new files.
        * configure.in (XCXXINCLUDES): Add ../include and ../gcc.

From-SVN: r36780

2000-10-07  David Edelsohn  <dje@watson.ibm.com>

	* config/os/aix/bits/atomicity.h: New file.

2000-10-07  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

        * acinclude.m4: Remove CPU_FLAGS
        * libio/Makefile.am: Here too.
        * Makefile.am: Here too.

        * src/Makefile.am (CONFIG_INCLUDES): Remove.
        (INCLUDES): Remove CONFIG_INCLUDES.
        (cpu_headers): Remove.
        (myinstallheaders): Remove cpu_headers.
        (generated_headers): Rename to build_headers.
        (build_headers): Add atomicity.h, ctype_base.h,
        ctype_specializations.h.

        * config/os: New directory.
        * config/aix: Move to...
        * config/bsd: Move to...
        * config/generic: Move to...
        * config/gnu-linux: Move to...
        * config/irix: Move to...
        * config/newlib: Move to...
        * config/solaris: Move to...

From-SVN: r36779

2000-10-07  David Edelsohn  <dje@watson.ibm.com>

	* config/os/aix/bits/atomicity.h: New file.

2000-10-07  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* acinclude.m4: Remove CPU_FLAGS
	* libio/Makefile.am: Here too.
	* Makefile.am: Here too.

	* src/Makefile.am (CONFIG_INCLUDES): Remove.
	(INCLUDES): Remove CONFIG_INCLUDES.
	(cpu_headers): Remove.
	(myinstallheaders): Remove cpu_headers.
	(generated_headers): Rename to build_headers.
	(build_headers): Add atomicity.h, ctype_base.h,
	ctype_specializations.h.

	* config/os: New directory.
	* config/aix: Move to...
	* config/bsd: Move to...
	* config/generic: Move to...
	* config/gnu-linux: Move to...
	* config/irix: Move to...
	* config/newlib: Move to...
	* config/solaris: Move to...
	* config/os/*: Here.

From-SVN: r36778

2000-10-07  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* acinclude.m4: Remove CPU_FLAGS
	* libio/Makefile.am: Here too.
	* Makefile.am: Here too.

	* src/Makefile.am (CONFIG_INCLUDES): Remove.
	(INCLUDES): Remove CONFIG_INCLUDES.
	(cpu_headers): Remove.
	(myinstallheaders): Remove cpu_headers.
	(generated_headers): Rename to build_headers.
	(build_headers): Add atomicity.h, ctype_base.h,
	ctype_specializations.h.

	* config/os: New directory.
	* config/aix: Move to...
	* config/bsd: Move to...
	* config/generic: Move to...
	* config/gnu-linux: Move to...
	* config/irix: Move to...
	* config/newlib: Move to...
	* config/solaris: Move to...
	* config/os/*: Here.

From-SVN: r36777

2000-10-07  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* acinclude.m4: Remove CPU_FLAGS
	* libio/Makefile.am: Here too.
	* Makefile.am: Here too.

	* src/Makefile.am (CONFIG_INCLUDES): Remove.
	(INCLUDES): Remove CONFIG_INCLUDES.
	(cpu_headers): Remove.
	(myinstallheaders): Remove cpu_headers.
	(generated_headers): Rename to build_headers.
	(build_headers): Add atomicity.h, ctype_base.h,
	ctype_specializations.h.

	* config/os: New directory.
	* config/aix: Move to...
	* config/bsd: Move to...
	* config/generic: Move to...
	* config/gnu-linux: Move to...
	* config/irix: Move to...
	* config/newlib: Move to...
	* config/solaris: Move to...
	* config/os/*: Here.

From-SVN: r36776

From-SVN: r36775

ch:
	* Makefile.in ($(srcdir)/hash.h): Refer to GNU FTP site for
	updated gperf.

java:
	* Makefile.in (keyword.h): Refer to GNU FTP site for updated
	gperf.

From-SVN: r36774

From-SVN: r36773

2000-10-06  David O'Brien  <obrien@FreeBSD.org>
* config/alpha/elf.h: Standardize the formatting.

Approved by:  Richard Henderson <rth@cygnus.com>
              Message-ID: <20001006233422.D23128@cygnus.com>

From-SVN: r36772

2000-10-06  David O'Brien  <obrien@FreeBSD.org>
* config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an #undef.

Approved by:  Richard Henderson <rth@cygnus.com>
              Message-ID: <20001006231829.C23128@cygnus.com>

From-SVN: r36771

        * cp/cp-tree.h (struct cp_language_function): Remove x_result_rtx.
        (original_result_rtx): Remove.
        * cp/decl.c (save_function_data): Don't clear x_result_rtx.
        (mark_lang_function): Don't mark it either.
        * cp/expr.c (fixup_result_decl): Remove.
        * cp/semantics.c (genrtl_named_return_value): Frob the return decl
        before calling emit_local_var.
        (genrtl_finish_function): Don't call fixup_result_decl.
        Always emit the jump to return_label.

From-SVN: r36770

        * function.c (diddle_return_value): Examine
        current_function_return_rtx instead of the DECL_RESULT.
        (expand_function_end): Handle reloading DECL_RESULT from memory
        into a hard register.  Query promote_mode for sign of mismatched
        modes.

From-SVN: r36769

        * g++.old-deja/g++.brendan/crash13.C: Pass -Wreturn-type.
        * g++.old-deja/g++.brendan/crash52.C: Likewise.
        * g++.old-deja/g++.jason/report.C: Likewise.
        * g++.old-deja/g++.law/friend5.C: Likewise.
        * g++.old-deja/g++.mike/p646.C: Likewise.  Adjust the spelling
        of the expected warnings.

From-SVN: r36768

2000-10-06  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* src/Makefile.am: Remove OPTIMIZE_CXXFLAGS, WARN_CXXFLAGS,
	CONFIG_CXXFLAGS from here, and move to...
	* src/Makefile.in: Regenerate.
	* Makefile.am: ... here. Clean.
	(OPTIMIZE_CXXFLAGS): Move up Makefile hierarchy to here.
	(WARN_CXXFLAGS): Same.
	(CONFIG_CXXFLAGS): Same.
	* Makefile.in: Regenerate.
	* libsupc++/Makefile.am: Use top-level OPTIMIZE_CXXFLAGS,
	WARN_CXXFLAGS, CONFIG_CXXFLAGS as part of local AM_CXXFLAGS.
	* libsupc++/Makefile.in: Regenerate.

	Change math to libmath.
	* math: Move to libmath, delete.
	* libmath: New directory.
	* libmath/*: Populate.
	* src/Makefile.am (LIBMATH_INCLUDES): Change to libmath.
	(libstdc___la_LIBADD): Same.
	* src/Makefile.in: Regenerate.
	* configure.in: Add AC_OUTPUT for libmath/Makefile.
	* configure: Regenerate.
	* Makefile.am (SUBDIRS): Add libmath.
	* Makefile.in: Regenerate.
	* README (file): Change name.

From-SVN: r36767

2000-10-06  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* src/Makefile.am: Remove OPTIMIZE_CXXFLAGS, WARN_CXXFLAGS,
	CONFIG_CXXFLAGS from here, and move to...
	* src/Makefile.in: Regenerate.
	* Makefile.am: ... here. Clean.
	(OPTIMIZE_CXXFLAGS): Move up Makefile hierarchy to here.
	(WARN_CXXFLAGS): Same.
	(CONFIG_CXXFLAGS): Same.
	* Makefile.in: Regenerate.
	* libsupc++/Makefile.am: Use top-level OPTIMIZE_CXXFLAGS,
	WARN_CXXFLAGS, CONFIG_CXXFLAGS as part of local AM_CXXFLAGS.
	* libsupc++/Makefile.in: Regenerate.

	Change math to libmath.
	* math: Move to libmath, delete.
	* libmath: New directory.
	* libmath/*: Populate.
	* src/Makefile.am (LIBMATH_INCLUDES): Change to libmath.
	(libstdc___la_LIBADD): Same.
	* src/Makefile.in: Regenerate.
	* configure.in: Add AC_OUTPUT for libmath/Makefile.
	* configure: Regenerate.
	* Makefile.am (SUBDIRS): Add libmath.
	* Makefile.in: Regenerate.
	* README (file): Change name.

From-SVN: r36766

2000-10-06  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* src/Makefile.am: Remove OPTIMIZE_CXXFLAGS, WARN_CXXFLAGS,
	CONFIG_CXXFLAGS from here, and move to...
	* src/Makefile.in: Regenerate.
	* Makefile.am: ... here. Clean.
	(OPTIMIZE_CXXFLAGS): Move up Makefile hierarchy to here.
	(WARN_CXXFLAGS): Same.
	(CONFIG_CXXFLAGS): Same.
	* Makefile.in: Regenerate.
	* libsupc++/Makefile.am: Use top-level OPTIMIZE_CXXFLAGS,
	WARN_CXXFLAGS, CONFIG_CXXFLAGS as part of local AM_CXXFLAGS.
	* libsupc++/Makefile.in: Regenerate.

	Change math to libmath.
	* math: Move to libmath, delete.
	* libmath: New directory.
	* libmath/*: Populate.
	* src/Makefile.am (LIBMATH_INCLUDES): Change to libmath.
	(libstdc___la_LIBADD): Same.
	* src/Makefile.in: Regenerate.
	* configure.in: Add AC_OUTPUT for libmath/Makefile.
	* configure: Regenerate.
	* Makefile.am (SUBDIRS): Add libmath.
	* Makefile.in: Regenerate.
	* README (file): Change name.

From-SVN: r36765

2000-10-06  Benjamin Kosnik  <bkoz@cygnus.com>
            Richard Henderson  <rth@cygnus.com>
	    Alexandre Oliva  <aoliva@redhat.com>

	* libsupc++: New directory.
	* libsupc++/*: Populate.
	* libsupc++/Makefile.am (INCLUDES): Add -I../../gcc for
	eh-common.h, gansidecl.h.
	* configure.in: Add in libsupc++/Makefile to AC_OUTPUT.
	* configure: Regenerate.
	* Makefile.am (SUBDIRS): Add libsupc++.
	* Makefile.in: Regenerate.
	* src/Makefile.am (libstdc___la_LIBADD): Add in libsupc++.la
	* src/Makefile.in: Regenerate.
	* libio/Makefile.am: Remove extraneous, confusing bits.
	* libio/Makefile.in: Regenerate.

From-SVN: r36764

2000-10-06  Benjamin Kosnik  <bkoz@cygnus.com>
            Richard Henderson  <rth@cygnus.com>
	    Alexandre Oliva  <aoliva@redhat.com>

	* libsupc++: New directory.
	* libsupc++/*: Populate.
	* libsupc++/Makefile.am (INCLUDES): Add -I../../gcc for
	eh-common.h, gansidecl.h.
	* configure.in: Add in libsupc++/Makefile to AC_OUTPUT.
	* configure: Regenerate.
	* Makefile.am (SUBDIRS): Add libsupc++.
	* Makefile.in: Regenerate.
	* src/Makefile.am (libstdc___la_LIBADD): Add in libsupc++.la
	* src/Makefile.in: Regenerate.
	* libio/Makefile.am: Remove extraneous, confusing bits.
	* libio/Makefile.in: Regeneate.

From-SVN: r36763

2000-10-06  Vladimir Makarov  <vmakarov@touchme.toronto.redhat.com>

	* haifa-sched.c (schedule_insns): Fix typo in freeing
	forward_dependency_cache.

From-SVN: r36762

* config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
`TARGET_SH2' as a condition.

From-SVN: r36761

2000-10-06  Vladimir Makarov  <vmakarov@touchme.toronto.redhat.com>

	* haifa-sched.c (anti_dependency_cache, output_dependency_cache,
	forward_dependency_cache): New variables.
	(add_dependence, remove_dependence): Use anti_dependency_cache and
	output_dependency_cache.
	(compute_block_forward_dependences): Use forward_dependency_cache.
	(schedule_insns): Allocate and free memory for anti/output/forward
	dependencies caches.

From-SVN: r36760

* config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
`! TARGET_SH1'.  Reindent.

From-SVN: r36759

	* builtins.c (is_valid_printf_arglist, expand_builtin_printf):
	Move functions from here ...

	* c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
	... to here.
	(c_expand_builtin): New function.
	(init_function_format_info): Don't set `check_function_format_ptr'.
	(c_common_nodes_and_builtins): Set built_in_class type for
	printf/__builtin_printf to BUILT_IN_FRONTEND.
	(c_expand_expr): Handle CALL_EXPRs that are front-end builtins.

	* c-common.h (build_function_call): Declare.

	* expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
	to `lang_expand_expr' rather than `expand_builtin'.

	* tree.c (check_function_format_ptr): Delete.

	* tree.h (check_function_format_ptr): Likewise.

From-SVN: r36758

	* dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
	DW_OP_bregx when cfa->reg > 31.

	* frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
	break.

From-SVN: r36757

From-SVN: r36756

	* pt.c (lookup_template_class): Set current access for enum.
	(tsubst_enum): Set file & line for enum decl.

	* spew.c (yylex): Remove unused variable.

From-SVN: r36755

From-SVN: r36754

2000-10-05  Benjamin Kosnik  <bkoz@fillmore.constant.com>

	* README (file): Adjust directory structures.
	* mkcheck.in (INC_PATH): Adjust for header changes.

From-SVN: r36753

2000-10-05  Brent Verner  <brent@rcfile.org>

        * bits/istream.tcc [basic_istream::get(basic_streambuf&)]: Removed
	test for _M_gcount < in_avail(), as in_avail() only reports info
	for current buffer, causing method to return at end of buffer.
	* testsuite/27_io/istream_unformatted.cc [test07()]: New test.
	* testsuite/27_io/istream_unformatted-3.txt: New file.
	* testsuite/27_io/istream_unformatted-3.tst: New file.

From-SVN: r36752

2000-10-03  Brent Verner  <brent@rcfile.org>

        * bits/istream.tcc [basic_istream::get(basic_streambuf&)]: Removed
	test for _M_gcount < in_avail(), as in_avail() only reports info
	for current buffer, causing method to return at end of buffer.
	* testsuite/27_io/istream_unformatted.cc [test07()]: New test.
	* testsuite/27_io/istream_unformatted-3.txt: New file.
	* testsuite/27_io/istream_unformatted-3.tst: New file.

From-SVN: r36751

        * c-decl.c (warn_missing_noreturn): Remove.
        (c_expand_body): Don't set or check can_reach_end.
        * c-tree.h (warn_missing_noreturn): Move ...
        * flags.h: ... here.
        (can_reach_end): Remove.
        * flow.c (check_function_return_warnings): New.
        (make_edges): No edge to exit for noreturn sibcalls.
        * function.c (expand_function_end): Save the return value
        clobber instruction.
        (mark_function_status): Mark it.
        * function.h (struct function): Add x_clobber_return_insn.
        * jump.c (can_reach_end): Remove.
        (calculate_can_reach_end): Remove.
        (jump_optimize_1): Don't call it.
        * output.h (check_function_return_warnings): Declare.
        * toplev.c (warn_missing_noreturn): Move from c-decl.c
        (rest_of_compilation): Call check_function_return_warnings.

From-SVN: r36750

semantics.c (genrtl_finish_function): Don't init or check can_reach_end; remove noreturn and return value checks.

        * semantics.c (genrtl_finish_function): Don't init or check
        can_reach_end; remove noreturn and return value checks.

From-SVN: r36749

From-SVN: r36748

From-SVN: r36747

        * Makefile.in (NM_FOR_TARGET): New.
        (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
        (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
        * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map.  Depend the
        shared library build on that and EXTRA_MULTILIB_PARTS.
        * mkmap-flat.awk: New file.
        * mkmap-symver.awk: New file.
        * libgcc-std.ver: New file.
        * config/libgcc-glibc.ver: New file.
        * config/ia64/libgcc-ia64.ver: New file.
        * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
        (SHLIB_LINK): Add --version-script.
        * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
        * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
        * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
        (SHLIB_LINK): Add -M.

From-SVN: r36746

        * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
        a zero instead of -1.
        (count_trailing_zeros): Likewise.

From-SVN: r36745

        * Makefile.in (LIB2FUNCS): Add _clz.
        * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
        (__clz_tab): Put in its own unit, non-static.
        * libgcc2.h: Always include longlong.h.

From-SVN: r36744

        * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
        when second op1 is const0_rtx.  Validate op0 as a register.
        * config/alpha/alpha.md (setcc_internal): Don't allow constants
        in the first argument of the compare.
        (setcc_swapped_internal): Likewise.
        (setne_internal): Likewise.

From-SVN: r36743

        * tree.c (tree_size): New function split out of copy_node.
        (make_node): Remove obstack handling.  Use tree_size.
        (copy_node): Use tree_size.
        * tree.h: Prototype tree_size.

From-SVN: r36742