Commit Graph

34 Commits

Author SHA1 Message Date
Gleb Natapov
27abac2648 libstdc++/68297 avoid throw/catch in make_exception_ptr
2016-08-22  Gleb Natapov  <gleb@scylladb.com>

	PR libstdc++/68297
	* config/abi/pre/gnu-versioned-namespace.ver: Export
	__cxa_init_primary_exception and std::exception_ptr(void*).
	* config/abi/pre/gnu.ver (CXXABI_1.3.11) : Add new symbol version and
	export __cxa_init_primary_exception and std::exception_ptr(void*).
	* include/Makefile.am: Add new headers.
	* include/Makefile.in: Regenerate.
	* libsupc++/Makefile.am: Add new headers.
	* libsupc++/Makefile.in: Regenerate.
	* libsupc++/cxxabi.h (__cxa_allocate_exception): Move to ...
	* libsupc++/cxxabi_init_exception.h: New header.
	(__cxa_init_primary_exception): Declare.
	* libsupc++/eh_throw.cc (__cxa_init_primary_exception): Define.
	(__cxa_throw): Use __cxa_init_primary_exception.
	* libsupc++/exception (std::exception): Move to ...
	* libsupc++/exception.h: New header.
	* libsupc++/exception_ptr.h (__exception_ptr::exception_ptr): Add
	friend declaration.
	(__exception_ptr::__dest_thunk): New function template.
	(std::make_exception_ptr) [__cpp_rtti && !_GLIBCXX_HAVE_CDTOR_CALLABI]:
	Use __cxa_allocate_exception and __cxa_init_primary_exception to
	create exception_ptr.
	* libsupc++/typeinfo: Include bits/exception.h instead of exception.
	* testsuite/util/testsuite_abi.cc: Add CXXABI_1.3.11 version.

From-SVN: r239664
2016-08-22 18:29:31 +01:00
Jakub Jelinek
818ab71a41 Update copyright years.
From-SVN: r232055
2016-01-04 15:30:50 +01:00
Eric Botcazou
9b92a9f3b6 sjlj.m4: New file.
config/
	* sjlj.m4: New file.
libgcc/
	* configure.ac: Include config/sjlj.m4.
	Remove manual SJLJ check, add GCC_CHECK_SJLJ_EXCEPTIONS and adjust.
	* config.in: Regenerate.
	* configure: Likewise.
	* config.host: Replace enable_sjlj_exceptions by ac_cv_sjlj_exceptions.
libjava/
	* configure.ac: Include config/sjlj.m4.
	Remove manual SJLJ check, add GCC_CHECK_SJLJ_EXCEPTIONS and adjust.
	* include/config.h.in: Regenerate.
	* configure: Likewise.
	* exception.cc: Replace SJLJ_EXCEPTIONS by __USING_SJLJ_EXCEPTIONS__.
	* stacktrace.cc: Likewise.
	* include/default-signal.h: Likewise.
	* sysdep/i386/backtrace.h: Likewise.
libobjc/
	* configure.ac: Remove manual SJLJ check.
	* config.h.in: Regenerate.
	* configure: Likewise.
	* exception.c: Replace SJLJ_EXCEPTIONS by __USING_SJLJ_EXCEPTIONS__.
libstdc++-v3/
	* acinclude.m4 (GLIBCXX_ENABLE_SJLJ_EXCEPTIONS): Delete.
	* configure.ac: Remove GLIBCXX_ENABLE_SJLJ_EXCEPTIONS.
	* config.h.in: Regenerate.
	* configure: Likewise.
	* libsupc++/eh_personality.cc: Replace _GLIBCXX_SJLJ_EXCEPTIONS by
	__USING_SJLJ_EXCEPTIONS__.
	* libsupc++/eh_throw.cc: Likewise.
	* libsupc++/eh_ptr.cc: Likewise.
	* doc/html/manual/appendix_porting.html: Remove
	GLIBCXX_ENABLE_SJLJ_EXCEPTIONS
	* doc/xml/manual/build_hacking.xml: Likewise.
	* doc/html/manual/configure.html: Remove --enable-sjlj-exceptions.
	* doc/xml/manual/configure.xml: Likewise.

From-SVN: r223181
2015-05-13 21:15:31 +00:00
Jakub Jelinek
5624e564d2 Update copyright years.
From-SVN: r219188
2015-01-05 13:33:28 +01:00
Jason Merrill
ccc2e73ce7 Core DR 475 PR c++/41174 PR c++/59224
Core DR 475
	PR c++/41174
	PR c++/59224
	* libsupc++/eh_throw.cc (__cxa_throw): Set uncaughtExceptions.
	* libsupc++/eh_alloc.cc (__cxa_allocate_dependent_exception)
	(__cxa_allocate_exception): Don't set it here.

From-SVN: r207129
2014-01-27 08:57:39 -05:00
Richard Sandiford
aa118a03c4 Update copyright years in libstdc++-v3/
From-SVN: r206301
2014-01-02 22:30:10 +00:00
Jonathan Wakely
7e20f4b022 re PR libstdc++/56841 (ld: Unsatisfied symbol "__atomic_exchange_8" in file /test/gnu/gcc/objdir/prev-hppa64-hp-hpux11.11/libstdc++-v3/src/.libs/libstdc++.a[eh_terminate.o])
PR libstdc++/56841
	* libsupc++/eh_ptr.cc (rethrow_exception): Use get_unexpected() and
	get_terminate() accessors.
	* libsupc++/eh_throw.cc (__cxa_throw): Likewise.
	* libsupc++/eh_terminate.cc: Use mutex when atomic builtins not
	available.
	* libsupc++/new_handler.cc: Likewise.

From-SVN: r197512
2013-04-05 11:03:04 +01:00
Tom Tromey
83c214a835 unwind-cxx.h: Include sys/sdt.h if detected.
* libsupc++/unwind-cxx.h: Include sys/sdt.h if detected.
	(PROBE2): New macro.
	* libsupc++/eh_throw.cc (__cxa_throw, __cxa_rethrow): Add probe.
	* libsupc++/eh_catch.cc (__cxa_begin_catch): Add probe.
	* configure.ac: Check for sys/sdt.h.
	* configure, config.h.in: Rebuild.

From-SVN: r196674
2013-03-15 09:55:07 +01:00
Richard Sandiford
405feeb871 Update copyright in libstdc++-v3.
From-SVN: r195701
2013-02-03 17:54:05 +00:00
Benjamin Kosnik
75cee7c62a PR libstdc++/51798 continued.
2012-02-10  Benjamin Kosnik  <bkoz@redhat.com>
            Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR libstdc++/51798 continued.
	* acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Use __atomic_*
	builtins instead of __sync_* builtins for atomic functionality.
	* include/bits/shared_ptr_base.h: Same.
	* include/parallel/compatibility.h: Same.
	* include/profile/impl/profiler_state.h: Same.
	* include/tr1/shared_ptr.h: Same.
	* libsupc++/eh_ptr.cc: Same.
	* libsupc++/eh_throw.cc: Same.
	* libsupc++/eh_tm.cc: Same.
	* libsupc++/guard.cc: Same.
	* configure: Regenerated.
	* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust line numbers.

Co-Authored-By: Jonathan Wakely <jwakely.gcc@gmail.com>

From-SVN: r184110
2012-02-10 18:20:43 +00:00
Kai Tietz
2ecb85c86b re PR target/51135 (SIGSEGV during exception cleanup on win32)
PR libstdc++/51135
        * libsupc++/unwind-cxx.h (__cxa_exception): Mark
        exceptionDestructor by _GLIBCXX_CDTOR_CALLABI.
        * libsupc++/eh_throw.cc (__cxa_throw): Mark destructor
        function argument by _GLIBCXX_CDTOR_CALLABI.
        * libsupc++/cxxabi.h (__cxa_throw): Likewise.
        (_GLIBCXX_CDTOR_CALLABI): Add empty default
        definition.
        * config/os/mingw32-w64/os_defines.h (_GLIBCXX_CDTOR_CALLABI): Define
        for IA-32 target as __thiscall.
        * config/os/mingw32/os_defines.h (_GLIBCXX_CDTOR_CALLABI): Likewise.

From-SVN: r182410
2011-12-16 19:43:06 +01:00
Paolo Carlini
60f3dad78d revert: re PR target/51135 (SIGSEGV during exception cleanup on win32)
2011-12-12  Paolo Carlini  <paolo.carlini@oracle.com>

	Revert:
	2011-12-12  Kai Tietz  <ktietz@redhat.com>

	PR libstdc++/51135
	* libsupc++/cxxabi.h (__cxa_dtor_type): New type.
	(__cxa_throw): Use it for destructor-argument.
	* libsupc++/eh_throw.cc (__cxa_throw): Likewise.
	* libsupc++/unwind-cxx.h (__cxa_exception): Change type of member
	exceptionDestructor to __cxa_dtor_type.
	* config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_THISCALL_ON_DTOR):
	Define.
	(__cxa_dtor_type): Declare target secific type variant.
	* config/os/mingw32/os_defines.h: Likewise.

From-SVN: r182250
2011-12-12 17:34:19 +00:00
Kai Tietz
f5c48b80ce PR libstdc++/511135
* libsupc++/cxxabi.h (__cxxabi_dtor_type): New type.
	(__cxa_throw): Use it for destructor-argument.
	* libsupc++/eh_throw.cc (__cxa_throw): Likewise.
	* libsupc++/unwind-cxx.h (__cxa_exception): Change type of member
	exceptionDestructor to __cxxabi_dtor_type.
	* config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_THISCALL_ON_DTOR):
	Define.
	(__cxa_dtor_type): Declare target secific type variant.
	* config/os/mingw32/os_defines.h: Likewise.

From-SVN: r182237
2011-12-12 14:24:30 +01:00
Benjamin Kosnik
a152e96f01 acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Remove size-specific macros.
2011-11-30  Benjamin Kosnik  <bkoz@redhat.com>

        * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Remove
        size-specific macros. _GLIBCXX_ATOMIC_BUILTINS_1,
        _GLIBCXX_ATOMIC_BUILTINS_2, _GLIBCXX_ATOMIC_BUILTINS_4,
        _GLIBCXX_ATOMIC_BUILTINS_8. Use _GLIBCXX_ATOMIC_BUILTINS to
        indicate use of C++11 atomic builtins.
        * config.h.in: Regenerate.
        * configure: Regenerate.
        * include/Makefile.am (bits_sup_headers): Add atomic_lockfree_defines.h.
        * include/Makefile.in: Regenerate.
        * libsupc++/Makefile.am: Compile C++11 support with -std=gnu++0x.
        * libsupc++/Makefile.in: Regenerate.

        * include/bits/atomic_base.h: Move lock-free property macros...
        * libsupc++/atomic_lockfree_defines.h: ...here.
        * include/std/future: Use C++11 macros.
        * libsupc++/eh_ptr.cc: Same.
        * libsupc++/eh_throw.cc: Same.
        * libsupc++/exception: Same.
        * libsupc++/exception_ptr.h: Same.
        * libsupc++/guard.cc: Same.
        * libsupc++/nested_exception.cc: Same.
        * libsupc++/nested_exception.h: Same.
        * src/future.cc: Same.

        * include/ext/atomicity.h: Use _GLIBCXX_ATOMIC_BUILTINS.

        * doc/doxygen/user.cfg.in
        * doc/xml/manual/concurrency_extensions.xml

        * testsuite/18_support/exception_ptr/lifespan.cc
        * testsuite/lib/libstdc++.exp

From-SVN: r181869
2011-12-01 02:20:32 +00:00
Jakub Jelinek
748086b7b2 Licensing changes to GPLv3 resp. GPLv3 with GCC Runtime Exception.
From-SVN: r145841
2009-04-09 17:00:19 +02:00
Jakub Jelinek
c4bca01b27 re PR libstdc++/38732 (Openoffice.org segfaults with runtime libs built from GCC trunk)
PR libstdc++/38732
	* libsupc++/unwind-cxx.h (__cxxabiv1::__cxa_exception): Remove
	referenceCount field again.
	(__cxxabiv1::__cxa_refcounted_exception): New struct.
	(__cxxabiv1::__get_refcounted_exception_header_from_obj,
	__cxxabiv1::__get_refcounted_exception_header_from_ue): New static
	inline functions.
	* libsupc++/eh_alloc.cc (__cxxabiv1::__cxa_allocate_exception,
	__cxxabiv1::__cxa_free_exception): Use __cxa_refcounted_exception
	instead of __cxa_exception.
	* libsupc++/eh_throw.cc (__gxx_exception_cleanup,
	__cxxabiv1::__cxa_throw): Likewise.
	* libsupc++/eh_ptr.cc (std::rethrow_exception,
	std::__exception_ptr::exception_ptr::_M_addref,
	std::__exception_ptr::exception_ptr::_M_release,
	__gxx_dependent_exception_cleanup): Likewise.
	* testsuite/18_support/exception/38732.cc: New test.

From-SVN: r143170
2009-01-07 23:50:42 +01:00
Paolo Carlini
30a333ceeb [multiple changes]
2008-08-23  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/lib/libstdc++.exp (check_v3_target_atomic_builtins): Add.
	* testsuite/lib/dg-options.exp (dg-require-atomic-builtins): Likewise.
	* testsuite/18_support/exception_ptr/current_exception.cc: Use it.
        * testsuite/18_support/exception_ptr/rethrow_exception.cc: Likewise.
        * testsuite/18_support/exception_ptr/lifespan.cc: Likewise.

2008-08-23  Sebastian Redl <sebastian.redl@getdesigned.at>

	Add (again) exception propagation support as per N2179.  Feature is
	available only when _GLIBCXX_ATOMIC_BUILTINS_4 is defined.
	* libsupc++/exception_ptr.h (exception_ptr, current_exception,
        copy_exception, rethrow_exception): New file, implement exception
	propagation.
        * libsupc++/eh_ptr.cc (exception_ptr, current_exception,
        rethrow_exception, __gxx_dependent_exception_cleanup): Likewise.
        * libsupc++/unwind-cxx.h (__cxa_exception): Add reference count.
	(__cxa_dependent_exception, __cxa_allocate_dependent_exception,
        __cxa_free_dependent_exception, __get_dependent_exception_from_ue,
        __GXX_INIT_DEPENDENT_EXCEPTION_CLASS, __is_dependent_exception,
        __gxx_dependent_exception_class, __get_object_from_ue,
        __get_object_from_ambiguous_exception): Add.
        (__GXX_INIT_EXCEPTION_CLASS, __gxx_exception_class): Rename.
        (__is_gxx_exception_class): Handle dependent exceptions.
        * libsupc++/eh_arm.cc (__cxa_type_match): Likewise.
        * libsupc++/eh_call.cc (__cxa_call_unexpected): Likewise.
        * libsupc++/eh_personality.cc (__gxx_personality_*): Likewise.
        * libsupc++/eh_type.cc (__cxa_current_exception_type): Likewise.
        * libsupc++/eh_alloc.cc (__cxa_allocate_dependent_exception,
        __cxa_free_dependent_exception): Add.
        * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Handle reference
        counting.
        * libsupc++/exception: Conditionally include exception_ptr.h.
        * libsupc++/Makefile.am: Register new files.
        * libsupc++/Makefile.in: Regenerate.
        * config/abi/pre/gnu.ver: Add new symbols.
        * testsuite/18_support/exception_ptr/current_exception.cc: Test the
        core functionality of current_exception().
        * testsuite/18_support/exception_ptr/rethrow_exception.cc: Test the
        core functionality of rethrow_exception().
        * testsuite/18_support/exception_ptr/lifespan.cc: Test the life span of
        exception objects during exception propagation.

From-SVN: r139509
2008-08-23 11:28:30 +00:00
Paolo Carlini
9b410dd0ec 2008-08-22 Paolo Carlini <paolo.carlini@oracle.com>
Revert again the N2179 patch.

From-SVN: r139497
2008-08-22 18:59:41 +00:00
Paolo Carlini
6d419a6ef3 Re-instate last patch...
2008-08-13  Paolo Carlini  <paolo.carlini@oracle.com>

	Re-instate last patch, amended to use __exchange_and_add_dispatch
	and __atomic_add_dispatch in eh_ptr.cc and eh_throw.cc.

From-SVN: r139091
2008-08-14 01:17:09 +00:00
Paolo Carlini
ec001bc928 2008-08-13 Paolo Carlini <paolo.carlini@oracle.com>
Revert the last patch.

From-SVN: r139074
2008-08-13 20:08:55 +00:00
Sebastian Redl
0292e6d2bb Add exception propagation support as per N2179.
2008-08-13  Sebastian Redl <sebastian.redl@getdesigned.at>

	Add exception propagation support as per N2179.
        * libsupc++/exception_ptr.h (exception_ptr, current_exception,
        copy_exception, rethrow_exception): New file, implement exception
	propagation.
        * libsupc++/eh_ptr.cc (exception_ptr, current_exception,
        rethrow_exception, __gxx_dependent_exception_cleanup): Likewise.
        * libsupc++/unwind-cxx.h (__cxa_exception): Add reference count.
	(__cxa_dependent_exception, __cxa_allocate_dependent_exception,
        __cxa_free_dependent_exception, __get_dependent_exception_from_ue,
        __GXX_INIT_DEPENDENT_EXCEPTION_CLASS, __is_dependent_exception,
        __gxx_dependent_exception_class, __get_object_from_ue,
        __get_object_from_ambiguous_exception): Add.
        (__GXX_INIT_EXCEPTION_CLASS, __gxx_exception_class): Rename.
        (__is_gxx_exception_class): Handle dependent exceptions.
        * libsupc++/eh_arm.cc (__cxa_type_match): Likewise.
        * libsupc++/eh_call.cc (__cxa_call_unexpected): Likewise.
        * libsupc++/eh_personality.cc (__gxx_personality_*): Likewise.
        * libsupc++/eh_type.cc (__cxa_current_exception_type): Likewise.
        * libsupc++/eh_alloc.cc (__cxa_allocate_dependent_exception,
        __cxa_free_dependent_exception): Add.
        * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Handle reference
        counting.
        * libsupc++/exception: Conditionally include exception_ptr.h.
        * libsupc++/Makefile.am: Register new files.
        * libsupc++/Makefile.in: Regenerate.
        * config/abi/pre/gnu.ver: Add new symbols.
        * testsuite/18_support/exception_ptr/current_exception.cc: Test the
        core functionality of current_exception().
        * testsuite/18_support/exception_ptr/rethrow_exception.cc: Test the
        core functionality of rethrow_exception().
        * testsuite/18_support/exception_ptr/lifespan.cc: Test the life span of
        exception objects during exception propagation.

From-SVN: r139064
2008-08-13 18:14:51 +00:00
Benjamin Kosnik
b967bf2560 del_op.cc: Include c++config.h first.
2005-11-21  Benjamin Kosnik  <bkoz@redhat.com>

	* libsupc++/del_op.cc: Include c++config.h first.
	* libsupc++/eh_alloc.cc: Same.
	* libsupc++/new_opv.cc: Same.
	* libsupc++/eh_throw.cc: Same.
	* libsupc++/new_op.cc: Same.
	* libsupc++/del_opv.cc: Same.
	* libsupc++/eh_catch.cc: Same.
	* libsupc++/guard.cc: Same.
	* libsupc++/del_opnt.cc: Same.
	* libsupc++/eh_exception.cc: Same.
	* libsupc++/new_opvnt.cc: Same.
	* libsupc++/eh_term_handler.cc: Same.
	* libsupc++/eh_personality.cc: Same.
	* libsupc++/eh_call.cc: Same.
	* libsupc++/new_opnt.cc: Same.
	* libsupc++/del_opvnt.cc: Same.

2005-11-21  Benjamin Kosnik  <bkoz@redhat.com>

	* src/Makefile.am (LTCXXCOMPILE): CXXFLAGS last.
	* libsupc++/Makefile.am: Same.
	* src/Makefile.in: Regenerate.
	* libsupc++/Makefile.in: Same.

From-SVN: r107343
2005-11-22 00:19:07 +00:00
Nathan Sidwell
1dcca6f361 unwind-arm.h: Reorder interface function declarations.
2005-11-16  Nathan Sidwell  <nathan@codesourcery.com>
gcc/
	* config/arm/unwind-arm.h: Reorder interface function declarations.
	(_URC_END_OF_STACK): New enumeration value.
	(_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
	(struct _Unwind_Control_Block): Document reserved field use.
	(_Unwind_Stop_Fn): New typedef.
	(_Unwind_ForcedUnwind): Declare.
	(_Unwind_Resume_or_Rethrow): Declare.
	* config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
	argument.  Adjust.
	(_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
	* config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
	(UCB_FORCED_STOP_ARG): New.
	(search_EIT_table): Update boundary condition checks.
	(get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
	(unwind_phase2): Replace for with do..while.
	(unwind_phase2_forced): New.
	(__gnu_Unwind_RaiseException): Replace for with do..while.
	(__gnu_Unwind_ForcedUnwind): New.
	(__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
	Use appropriate phase2 unwinder.
	(__gnu_Unwind_Resume_or_Rethrow): New.
	(__gnu_unwind_pr_common): Cope with forced unwinding.
gcc/testsuite/
	* g++.dg/eh/forced1.C: Adjust to cope with ARM EABI
	structures.
	* g++.dg/eh/forced2.C: Likewise.
	* g++.dg/eh/forced3.C: Likewise.
	* g++.dg/eh/forced4.C: Likewise.
libstdc++-v3/
	* libsupc++/eh_arm.cc (__cxa_begin_cleanup): Remember a
	foreign exception too.
	(__gnu_end_cleanup): Recover a foreign exception too.
	* libsupc++/eh_personality.cc (PERSONALITY_FUNCTION): Cope
	with forced unwinding.
	* libsupc++/eh_throw.cc (__cxxabiv1::__cxa_rethrow): Use
	_Unwind_Resume_or_Rethrow for ARM EABI.

From-SVN: r107089
2005-11-16 17:04:41 +00:00
Kelley Cook
83f517994d All files: Update FSF address.
2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>

	* All files: Update FSF address.

From-SVN: r103192
2005-08-17 02:28:44 +00:00
Paul Brook
617a1b7144 Makefile.in: Set and use UNWIND_H.
2005-06-28  Paul Brook  <paul@codesourcery.com>

gcc/
	* Makefile.in: Set and use UNWIND_H.  Install as unwind.h.
	* c-decl.c (finish_decl): Call default_init_unwind_resume_libfunc.
	* except.c (add_ehspec_entry): Generate arm eabi filter lists.
	(assign_filter_values): Ditto.
	(output_ttype): New function.
	(output_function_exception_table): Use output_ttype.  Generate arm
	eabi filter lists.
	(default_init_unwind_resume_libfunc): New function.
	* except.h (default_init_unwind_resume_libfunc): Add prototype.
	* optabs.c (init_optabs): Don't set unwind_resume_libfunc.
	* opts.c (decode_options): Use targetm.unwind_tables_default.
	* target-def.h (TARGET_ASM_TTYPE): Provide and use definition.
	(TARGET_ARM_EABI_UNWINDER, TARGET_UNWIND_TABLES_DEFAULT): Ditto.
	* target.h (struct gcc_target): Add asm.ttype, unwind_tables_default
	and arm_eabi_unwinder.
	* unwind-c.c: Support Arm EABI unwinder.
	* unwind.h: Rename ...
	* unwind-generic.h: ... To this.
	* doc/tm.texi (TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): Document.
	(TARGET_UNWID_TABLES_DEFAULT): Document.

	* config/arm/arm-protos.h (arm_output_fn_unwind): Add prototype.
	* config/arm/arm.c (arm_unwind_emit, arm_output_ttype): New functions.
	(TARGET_UNWIND_EMIT, TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER):
	Define.
	(thumb_pushpop, thumb_output_function_prologue): Output unwinding
	directives.
	(arm_unwind_emit_stm, arm_unwind_emit_set): New functions.
	* config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS): Only define when
	!TARGET_UNWIND_INFO.
	(ARM_OUTPUT_FN_UNWIND, ARM_EABI_UNWIND_TABLES): Define.
	* config/arm/bpabi.h (TARGET_UNWIND_INFO): Define.
	* config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME,
	ASM_DECLARE_FUNCTION_SIZE): Use ARM_OUTPUT_FN_UNWIND.
	* config/arm/lib1funcs.asm: Include libunwind.S.
	* config/arm/libgcc-bpabi.ver: Add unwinding routines.
	* config/arm/libunwind.S: New file.
	* config/arm/pr-support.c: New file.
	* config/arm/t-bpabi (LIB1ASMFUNCS): Add _unwind.
	(UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set.
	* config/arm/t-symbian (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set.
	* config/arm/unwind-arm.c: New file.
	* config/arm/unwind-arm.h: New file.
	* config/i386/t-netware (USER_H): Remove unwind.h.
	* config/ia64/ia64.h (TARGET_UNWIND_TABLES_DEFAULT): Define.

gcc/cp/
	* Make-lang.in (cp/except.o): Depend on $(TARGET_H)
	* except.c: Include target.h.
	(init_exception_processing): Initialize unwind_resume_libfunc.
	* doc/tm.texi: Document TARGET_ASM_TTYPE
gcc/ada/
	* misc.c (gnat_init_gcc_eh): Call default_init_unwind_resume_libfunc.
gcc/java/
	* decl.c (java_init_decl_processing): Call
	default_init_unwind_resume_libfunc.
gcc/objc/
	* objc-act.c (objc_init_exceptions): Call
	default_init_unwind_resume_libfunc.
libstdc++/
	* acinclude.m4 (GLIBCXX_ENABLE_SJLJ_EXCEPTIONS): Check for
	__cxa_end_cleanup.
	* libsupc++/Makefile.am (sources): Add eh_call.c and eh_arm.c.
	* libsupc++/eh_arm.cc: New file.
	* libsupc++/eh_call.cc: New file.
	* libsupc++/eh_catch.cc (__cxa_get_exception_ptr): Use
	__gxx_caught_object.
	(__cxa_begin_catch): Ditto. Use __is_gxx_exception_class. Call
	_Unwind_Complete when using the ARM EABI.
	(__cxa_end_catch): Use __is_gxx_exception_class.
	* libsupc++/eh_personality.cc: Define NO_SIZE_OF_ENCODED_VALUE when
	using the ARM EABI.
	(save_caught_exception, restore_caught_exception): New functions.
	(_throw_typet): New typedef.
	(get_ttype_entry, get_adjusted_ptr, check_exception_spec): Add ARM
	EABI implementations.
	(PERSONALITY_FUNCTION): Use new functions.  Addd support for ARM EABI
	unwinding libary.
	(__cxa_unexpected): Disable when using the ARM EABI.
	* libsupc++/eh_throw.cc (__cxa_throw): Use __GXX_INIT_EXCEPTION_CLASS.
	(__cxa_rethrow): Use __is_gxx_exception_class.  Call
	_Unwind_RaiseException when using the ARM EABI.
	* libsupc++/unwind-cxx.h (struct __cxa_exception): Add fields for ARM
	EABI semantics.
	(struct __cxa_eh_globals): Ditto.
	(__cxa_call_terminate): Add prototype.
	(__cxa_type_match, __cxa_begin_cleanup, __cxa_end_cleanup): Add
	prototypes.
	(__get_exception_header_from_obj, __get_exception_header_from_ue):
	Move earlier in file.
	(__is_gxx_exception_class, __GXX_INIT_EXCEPTION_CLASS,
	__gxx_caught_object): New functions.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* libmath/Makefile.in: Regenerate.
	* libsupc++/Makefile.in: Regenerate.
	* po/Makefile.in: Regenerate.
	* src/Makefie.in: Regenerate.
	* testsuite/makefile.in: Regenerate.

From-SVN: r101385
2005-06-28 19:52:27 +00:00
Richard Henderson
396090773c re PR libstdc++/10606 (uncaught_exception() returns false too early)
PR libstdc++/10606
gcc/cp/
        * except.c (do_get_exception_ptr): New.
        (expand_start_catch_block): Use it.
libstdc++/
        * config/linker-map.gnu (CXXABI_1.3.1): Add __cxa_get_exception_ptr.
        * libsupc++/eh_alloc.cc (__cxa_allocate_exception): Increment
        uncaughtExceptions here instead of ...
        * libsupc++/eh_throw.cc (__cxa_throw) ... here.
        (__cxa_rethrow): Increment uncaughtExceptions here instead of ...
        * libsupc++/eh_catch.cc (__cxa_end_catch): ... here.
        (__cxa_get_exception_ptr): New.
        * libsupc++/unwind-cxx.h (__cxa_get_exception_ptr): Declare.

From-SVN: r95262
2005-02-18 18:35:25 -08:00
Mark Mitchell
723acbd5fa cxxabi.h: Make all declarations have default visibility.
* libsupc++/cxxabi.h: Make all declarations have default
	visibility.
	* libsupc++/exception: Likewise.
	* libsupc++/new: Likewise.
	* libsupc++/typeinfo: Likewise.
	* libsupc++/unwind-cxx.h: Likewise.
	* libsupc++/eh_alloc.cc (__cxa_allocate_exception): Put it into
	the __cxxabiv1 namespace.
	(__cxa_free_exception): Likewise.
	* libsupc++/eh_aux_runtime.cc (__cxa_bad_cast): Likewise.
	(__cxa_bad_typeid): Likewise.
	* libsupc++/eh_catch.cc (__cxa_begin_catch): Likewise.
	(__cxa_end_catch): Likewise.
	* libsupc++/eh_globals.cc (__cxa_get_globals_fast): Likewise.
	(__cxa_get_globals): Likewise.
	* libsupc++/eh_throw.cc (__cxa_throw): Likewise.
	(__cxa_rethrow): Likewise.
	* libsupc++/pure.cc (__cxa_pure_virtual): Likewise.
	* libsupc++/eh_type.cc: Include <cxxabi.h>.

From-SVN: r85463
2004-08-03 06:45:54 +00:00
Benjamin Kosnik
3d7c150e3f Move from CPP to CXX.
2003-07-04  Benjamin Kosnik  <bkoz@redhat.com>

	Move from CPP to CXX.
	* include/bits/c++config: Move to GLIBCXX from GLIBCPP.
	* testsuite/Makefile.am: Same.
	* testsuite/Makefile.in: Regenerate.
	* po/Makefile.am: Same.
	* po/Makefile.in: Regenerate.
	* libsupc++/Makefile.am: Same.
	* libsupc++/Makefile.in: Regenerate.
	* libmath/Makefile.am: Same.
	* libmath/Makefile.in: Regenerate.
	* include/Makefile.am: Same.
	* include/Makefile.in: Regenerate.
	* src/Makefile.am: Same.
	* src/Makefile.in: Regenerate.
	* acconfig.h: Same.
	* configure.host: Same.
	* configure.in: Same.
	* configure: Regenerate.
	* acinclude.m4: Same.
	* aclocal.m4: Same.
	* src: Change all files in this directory.
	* testsuite: Same.
	* include: Same, standardize include guards.
	* config: Same.
	* libsupc++: Same.

From-SVN: r68958
2003-07-05 04:05:45 +00:00
Steve Ellcey
ed0d100f7c os_defines.h: Define _LIBUNWIND_STD_ABI if we are on IA64 HP-UX.
* config/os/hpux/os_defines.h: Define _LIBUNWIND_STD_ABI if we are
	on IA64 HP-UX.
	* libsupc++/eh_throw.cc: Don't call _Unwind_Resume_or_Rethrow if
	_LIBUNWIND_STD_ABI is set.

From-SVN: r67193
2003-05-27 21:45:48 +00:00
Nathanael Nerode
cbecceb923 Makefile.am, [...]: Replace "GNU CC" with "GCC".
2003-05-24  Nathanael Nerode  <neroden@gcc.gnu.org>

	* libsupc++/Makefile.am, libsupc++/cxxabi.h, libsupc++/del_op.cc,
	libsupc++/del_opnt.cc, libsupc++/del_opv.cc, libsupc++/del_opvnt.cc,
	libsupc++/eh_alloc.cc, libsupc++/eh_aux_runtime.cc,
	libsupc++/eh_catch.cc, libsupc++/eh_exception.cc,
	libsupc++/eh_globals.cc, libsupc++/eh_personality.cc,
	libsupc++/eh_term_handler.cc, libsupc++/eh_terminate.cc,
	libsupc++/eh_throw.cc, libsupc++/eh_type.cc,
	libsupc++/eh_unex_handler.cc, libsupc++/exception,
	libsupc++/new, libsupc++/new_handler.cc, libsupc++/new_op.cc,
	libsupc++/new_opnt.cc, libsupc++/new_opv.cc, libsupc++/new_opvnt.cc,
	libsupc++/pure.cc, libsupc++/tinfo.cc, libsupc++/tinfo2.cc,
	libsupc++/typeinfo, libsupc++/unwind-cxx.h, libsupc++/vec.cc:
	Replace "GNU CC" with "GCC".

From-SVN: r67155
2003-05-24 16:22:03 +00:00
Richard Henderson
a944ceb94a except.c: Revert 04-01 and 04-02 forced-unwind changes.
gcc/
        * except.c: Revert 04-01 and 04-02 forced-unwind changes.
        * flags.h, toplev.c, doc/invoke.texi: Likewise.

        * unwind-dw2.c (_Unwind_GetCFA): Fix ptr->int conversion warning.
        * unwind.inc (_Unwind_DeleteException): Check for null
        exception_cleanup.

        * unwind-sjlj.c (_Unwind_SjLj_Resume_or_Rethrow): New.
        * unwind.inc (_Unwind_Resume_or_Rethrow): New.
        * unwind.h: Declare them.
        * libgcc-std.ver (GCC_3.3): Export them.

gcc/cp/
        * cfns.gperf: Comment out POSIX thread cancellation points,
        plus abort and raise.
        * cfns.h: Regenerate.

gcc/testsuite/
        * g++.dg/eh/forced1.C: Expect catch-all handlers to run.
        Verify exception_cleanup not called for rethrows.
        * g++.dg/eh/forced2.C: Test that exception_cleanup is called
        when exiting catch block without rethrowing.
        * g++.dg/eh/forced3.C: New.
        * g++.dg/eh/forced4.C: New.

libstdc++-v3/
        * libsupc++/eh_catch.cc (__cxa_begin_catch): Handle foreign exceptions.
        (__cxa_end_catch): Likewise.
        * libsupc++/eh_throw.cc (__cxa_rethrow): Likewise.  Use
        _Unwind_Resume_or_Rethrow.
        * libsupc++/eh_personality.cc (empty_exception_spec): New.
        (PERSONALITY_FUNCTION): Don't ignore terminate or catch-all
        for _UA_FORCE_UNWIND.  Honor empty filter spec for foreign
        exceptions.  Don't push terminate/unexpected to cxa functions.
        (__cxa_call_unexpected): Remove foreign exception fixmes.

From-SVN: r66583
2003-05-07 15:11:38 -07:00
Steve Ellcey
cb94b1559a unwind-cxx.h (__cxa_exception): Change catchTemp type from void* to _Unwind_Ptr.
* libstdc++-v3/libsupc++/unwind-cxx.h (__cxa_exception):
	Change catchTemp type from void* to _Unwind_Ptr.
	* libstdc++-v3/libsupc++/eh_personality.cc (PERSONALITY_FUNCTION):
	Do not cast landing_pad or base_of_encoded_value to (void *).
	* libstdc++-v3/libsupc++/eh_throw.cc (__gxx_exception_cleanup):
	Accept _URC_NO_REASON as a valid reason code.

From-SVN: r56352
2002-08-15 18:05:41 +00:00
Joseph Myers
c5504edb75 ChangeLog, [...]: Fix spelling errors.
* ChangeLog, docs/doxygen/maint.cfg.in, docs/doxygen/user.cfg.in,
	docs/doxygen/doxygroups.cc, docs/doxygen/Intro.3,
	docs/html/17_intro/BUGS, docs/html/17_intro/C++STYLE,
	docs/html/17_intro/CHECKLIST, docs/html/17_intro/DESIGN,
	docs/html/17_intro/howto.html, docs/html/17_intro/porting.html,
	docs/html/17_intro/porting.texi, docs/html/18_support/howto.html,
	docs/html/19_diagnostics/howto.html, docs/html/20_util/howto.html,
	docs/html/21_strings/howto.html,
	docs/html/23_containers/howto.html,
	docs/html/26_numerics/howto.html, docs/html/27_io/howto.html,
	docs/html/27_io/binary_iostreams_kuehl.txt,
	docs/html/ext/sgiexts.html, docs/html/faq/index.html,
	docs/html/faq/index.txt, testsuite/24_iterators/iterator.cc,
	include/bits/basic_file.h, include/bits/locale_facets.h,
	include/bits/locale_facets.tcc, include/bits/std_sstream.h,
	include/ext/ropeimpl.h, include/ext/stl_rope.h,
	libsupc++/tinfo.cc, libsupc++/cxxabi.h, libsupc++/typeinfo,
	libsupc++/eh_throw.cc, acinclude.m4, aclocal.m4, configure,
	configure.target, ChangeLog-2000: Fix spelling errors.

From-SVN: r47291
2001-11-23 16:29:02 +00:00
Richard Henderson
52a11cbfcf IA-64 ABI Exception Handling.
From-SVN: r40924
2001-03-28 03:04:51 -08:00