2003-06-05 01:06:00 +08:00
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/* Supporting functions for C exception handling.
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2017-01-01 20:07:43 +08:00
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Copyright (C) 2002-2017 Free Software Foundation, Inc.
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2003-06-05 01:06:00 +08:00
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Contributed by Aldy Hernandez <aldy@quesejoda.com>.
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Shamelessly stolen from the Java front end.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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2009-04-09 23:00:19 +08:00
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Software Foundation; either version 3, or (at your option) any later
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2003-06-05 01:06:00 +08:00
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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2009-04-09 23:00:19 +08:00
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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2003-06-05 01:06:00 +08:00
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#include "tconfig.h"
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#include "tsystem.h"
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2016-10-25 02:25:09 +08:00
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#include "auto-target.h"
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2003-06-05 01:06:00 +08:00
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#include "unwind.h"
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2003-06-14 11:08:12 +08:00
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#define NO_SIZE_OF_ENCODED_VALUE
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2003-06-05 01:06:00 +08:00
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#include "unwind-pe.h"
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typedef struct
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{
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_Unwind_Ptr Start;
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_Unwind_Ptr LPStart;
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_Unwind_Ptr ttype_base;
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const unsigned char *TType;
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const unsigned char *action_table;
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unsigned char ttype_encoding;
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unsigned char call_site_encoding;
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} lsda_header_info;
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static const unsigned char *
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parse_lsda_header (struct _Unwind_Context *context, const unsigned char *p,
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lsda_header_info *info)
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{
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unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
_uleb128_t and _Unwind_SWord with _sleb128_t.
* unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
uw_frame_state_for, uw_update_context_1): Likewise.
* unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
* unwind-pe.h (read_uleb128, read_sleb128,
read_encoded_value_with_base): Likewise.
* unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* libsupc++/eh_personality.cc (parse_lsda_header, check_exception_spec,
get_ttype_entry, empty_exception_spec, PERSONALITY_FUNCTION): Replaced
_Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* exception.cc (parse_lsda_header, PERSONALITY_FUNCTION): Replaced
_Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
From-SVN: r121116
2007-01-24 22:46:47 +08:00
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_uleb128_t tmp;
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2003-06-05 01:06:00 +08:00
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unsigned char lpstart_encoding;
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info->Start = (context ? _Unwind_GetRegionStart (context) : 0);
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/* Find @LPStart, the base to which landing pad offsets are relative. */
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lpstart_encoding = *p++;
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if (lpstart_encoding != DW_EH_PE_omit)
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p = read_encoded_value (context, lpstart_encoding, p, &info->LPStart);
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else
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info->LPStart = info->Start;
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/* Find @TType, the base of the handler and exception spec type data. */
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info->ttype_encoding = *p++;
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if (info->ttype_encoding != DW_EH_PE_omit)
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{
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p = read_uleb128 (p, &tmp);
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info->TType = p + tmp;
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}
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else
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info->TType = 0;
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/* The encoding and length of the call-site table; the action table
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immediately follows. */
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info->call_site_encoding = *p++;
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p = read_uleb128 (p, &tmp);
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info->action_table = p + tmp;
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return p;
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}
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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
2005-06-29 03:52:27 +08:00
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#ifdef __ARM_EABI_UNWINDER__
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/* ARM EABI personality routines must also unwind the stack. */
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#define CONTINUE_UNWINDING \
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do \
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{ \
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if (__gnu_unwind_frame (ue_header, context) != _URC_OK) \
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return _URC_FAILURE; \
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return _URC_CONTINUE_UNWIND; \
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} \
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while (0)
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#else
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#define CONTINUE_UNWINDING return _URC_CONTINUE_UNWIND
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#endif
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2003-06-05 01:06:00 +08:00
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#ifdef __USING_SJLJ_EXCEPTIONS__
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#define PERSONALITY_FUNCTION __gcc_personality_sj0
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#define __builtin_eh_return_data_regno(x) x
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2012-07-19 15:29:24 +08:00
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#elif defined(__SEH__)
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#define PERSONALITY_FUNCTION __gcc_personality_imp
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2003-06-05 01:06:00 +08:00
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#else
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#define PERSONALITY_FUNCTION __gcc_personality_v0
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#endif
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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
2005-06-29 03:52:27 +08:00
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#ifdef __ARM_EABI_UNWINDER__
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_Unwind_Reason_Code
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PERSONALITY_FUNCTION (_Unwind_State, struct _Unwind_Exception *,
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struct _Unwind_Context *);
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_Unwind_Reason_Code
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PERSONALITY_FUNCTION (_Unwind_State state,
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struct _Unwind_Exception * ue_header,
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struct _Unwind_Context * context)
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#else
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2012-11-29 17:36:41 +08:00
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#if defined (__SEH__) && !defined (__USING_SJLJ_EXCEPTIONS__)
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2012-07-19 15:29:24 +08:00
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static
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#endif
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2003-06-05 01:06:00 +08:00
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_Unwind_Reason_Code
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PERSONALITY_FUNCTION (int, _Unwind_Action, _Unwind_Exception_Class,
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struct _Unwind_Exception *, struct _Unwind_Context *);
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_Unwind_Reason_Code
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PERSONALITY_FUNCTION (int version,
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_Unwind_Action actions,
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_Unwind_Exception_Class exception_class ATTRIBUTE_UNUSED,
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struct _Unwind_Exception *ue_header,
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struct _Unwind_Context *context)
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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
2005-06-29 03:52:27 +08:00
|
|
|
#endif
|
2003-06-05 01:06:00 +08:00
|
|
|
{
|
|
|
|
lsda_header_info info;
|
2009-11-27 19:37:06 +08:00
|
|
|
const unsigned char *language_specific_data, *p;
|
2003-06-05 01:06:00 +08:00
|
|
|
_Unwind_Ptr landing_pad, ip;
|
2006-02-28 01:26:26 +08:00
|
|
|
int ip_before_insn = 0;
|
2003-06-05 01:06:00 +08:00
|
|
|
|
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
2005-06-29 03:52:27 +08:00
|
|
|
#ifdef __ARM_EABI_UNWINDER__
|
2005-11-17 01:08:05 +08:00
|
|
|
if ((state & _US_ACTION_MASK) != _US_UNWIND_FRAME_STARTING)
|
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
2005-06-29 03:52:27 +08:00
|
|
|
CONTINUE_UNWINDING;
|
|
|
|
|
|
|
|
/* The dwarf unwinder assumes the context structure holds things like the
|
|
|
|
function and LSDA pointers. The ARM implementation caches these in
|
2011-09-13 20:48:33 +08:00
|
|
|
the exception header (UCB). To avoid rewriting everything we make a
|
|
|
|
virtual scratch register point at the UCB. */
|
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
2005-06-29 03:52:27 +08:00
|
|
|
ip = (_Unwind_Ptr) ue_header;
|
2011-09-13 20:48:33 +08:00
|
|
|
_Unwind_SetGR (context, UNWIND_POINTER_REG, ip);
|
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
2005-06-29 03:52:27 +08:00
|
|
|
#else
|
2003-06-05 01:06:00 +08:00
|
|
|
if (version != 1)
|
|
|
|
return _URC_FATAL_PHASE1_ERROR;
|
|
|
|
|
|
|
|
/* Currently we only support cleanups for C. */
|
|
|
|
if ((actions & _UA_CLEANUP_PHASE) == 0)
|
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
2005-06-29 03:52:27 +08:00
|
|
|
CONTINUE_UNWINDING;
|
|
|
|
#endif
|
2003-06-05 01:06:00 +08:00
|
|
|
|
|
|
|
language_specific_data = (const unsigned char *)
|
|
|
|
_Unwind_GetLanguageSpecificData (context);
|
|
|
|
|
|
|
|
/* If no LSDA, then there are no handlers or cleanups. */
|
|
|
|
if (! language_specific_data)
|
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
2005-06-29 03:52:27 +08:00
|
|
|
CONTINUE_UNWINDING;
|
2003-06-05 01:06:00 +08:00
|
|
|
|
|
|
|
/* Parse the LSDA header. */
|
|
|
|
p = parse_lsda_header (context, language_specific_data, &info);
|
2006-10-09 23:55:38 +08:00
|
|
|
#ifdef HAVE_GETIPINFO
|
2006-02-28 01:26:26 +08:00
|
|
|
ip = _Unwind_GetIPInfo (context, &ip_before_insn);
|
2006-10-09 23:55:38 +08:00
|
|
|
#else
|
|
|
|
ip = _Unwind_GetIP (context);
|
|
|
|
#endif
|
2006-02-28 01:26:26 +08:00
|
|
|
if (! ip_before_insn)
|
|
|
|
--ip;
|
2003-06-05 01:06:00 +08:00
|
|
|
landing_pad = 0;
|
|
|
|
|
|
|
|
#ifdef __USING_SJLJ_EXCEPTIONS__
|
|
|
|
/* The given "IP" is an index into the call-site table, with two
|
|
|
|
exceptions -- -1 means no-action, and 0 means terminate. But
|
|
|
|
since we're using uleb128 values, we've not got random access
|
|
|
|
to the array. */
|
|
|
|
if ((int) ip <= 0)
|
|
|
|
return _URC_CONTINUE_UNWIND;
|
|
|
|
else
|
|
|
|
{
|
unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
_uleb128_t and _Unwind_SWord with _sleb128_t.
* unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
uw_frame_state_for, uw_update_context_1): Likewise.
* unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
* unwind-pe.h (read_uleb128, read_sleb128,
read_encoded_value_with_base): Likewise.
* unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* libsupc++/eh_personality.cc (parse_lsda_header, check_exception_spec,
get_ttype_entry, empty_exception_spec, PERSONALITY_FUNCTION): Replaced
_Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* exception.cc (parse_lsda_header, PERSONALITY_FUNCTION): Replaced
_Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
From-SVN: r121116
2007-01-24 22:46:47 +08:00
|
|
|
_uleb128_t cs_lp, cs_action;
|
2003-06-05 01:06:00 +08:00
|
|
|
do
|
|
|
|
{
|
|
|
|
p = read_uleb128 (p, &cs_lp);
|
|
|
|
p = read_uleb128 (p, &cs_action);
|
|
|
|
}
|
|
|
|
while (--ip);
|
|
|
|
|
|
|
|
/* Can never have null landing pad for sjlj -- that would have
|
|
|
|
been indicated by a -1 call site index. */
|
unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
_uleb128_t and _Unwind_SWord with _sleb128_t.
* unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
uw_frame_state_for, uw_update_context_1): Likewise.
* unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
* unwind-pe.h (read_uleb128, read_sleb128,
read_encoded_value_with_base): Likewise.
* unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* libsupc++/eh_personality.cc (parse_lsda_header, check_exception_spec,
get_ttype_entry, empty_exception_spec, PERSONALITY_FUNCTION): Replaced
_Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* exception.cc (parse_lsda_header, PERSONALITY_FUNCTION): Replaced
_Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
From-SVN: r121116
2007-01-24 22:46:47 +08:00
|
|
|
landing_pad = (_Unwind_Ptr)cs_lp + 1;
|
2003-06-05 01:06:00 +08:00
|
|
|
goto found_something;
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
/* Search the call-site table for the action associated with this IP. */
|
|
|
|
while (p < info.action_table)
|
|
|
|
{
|
|
|
|
_Unwind_Ptr cs_start, cs_len, cs_lp;
|
unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
_uleb128_t and _Unwind_SWord with _sleb128_t.
* unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
uw_frame_state_for, uw_update_context_1): Likewise.
* unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
* unwind-pe.h (read_uleb128, read_sleb128,
read_encoded_value_with_base): Likewise.
* unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* libsupc++/eh_personality.cc (parse_lsda_header, check_exception_spec,
get_ttype_entry, empty_exception_spec, PERSONALITY_FUNCTION): Replaced
_Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* exception.cc (parse_lsda_header, PERSONALITY_FUNCTION): Replaced
_Unwind_Word with _uleb128_t and _Unwind_SWord with _sleb128_t.
From-SVN: r121116
2007-01-24 22:46:47 +08:00
|
|
|
_uleb128_t cs_action;
|
2003-06-05 01:06:00 +08:00
|
|
|
|
|
|
|
/* Note that all call-site encodings are "absolute" displacements. */
|
|
|
|
p = read_encoded_value (0, info.call_site_encoding, p, &cs_start);
|
|
|
|
p = read_encoded_value (0, info.call_site_encoding, p, &cs_len);
|
|
|
|
p = read_encoded_value (0, info.call_site_encoding, p, &cs_lp);
|
|
|
|
p = read_uleb128 (p, &cs_action);
|
|
|
|
|
|
|
|
/* The table is sorted, so if we've passed the ip, stop. */
|
|
|
|
if (ip < info.Start + cs_start)
|
|
|
|
p = info.action_table;
|
|
|
|
else if (ip < info.Start + cs_start + cs_len)
|
|
|
|
{
|
|
|
|
if (cs_lp)
|
|
|
|
landing_pad = info.LPStart + cs_lp;
|
|
|
|
goto found_something;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* IP is not in table. No associated cleanups. */
|
|
|
|
/* ??? This is where C++ calls std::terminate to catch throw
|
|
|
|
from a destructor. */
|
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
2005-06-29 03:52:27 +08:00
|
|
|
CONTINUE_UNWINDING;
|
2003-06-05 01:06:00 +08:00
|
|
|
|
|
|
|
found_something:
|
|
|
|
if (landing_pad == 0)
|
|
|
|
{
|
|
|
|
/* IP is present, but has a null landing pad.
|
|
|
|
No handler to be run. */
|
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
2005-06-29 03:52:27 +08:00
|
|
|
CONTINUE_UNWINDING;
|
2003-06-05 01:06:00 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
_Unwind_SetGR (context, __builtin_eh_return_data_regno (0),
|
|
|
|
(_Unwind_Ptr) ue_header);
|
|
|
|
_Unwind_SetGR (context, __builtin_eh_return_data_regno (1), 0);
|
|
|
|
_Unwind_SetIP (context, landing_pad);
|
|
|
|
return _URC_INSTALL_CONTEXT;
|
|
|
|
}
|
2012-07-19 15:29:24 +08:00
|
|
|
|
2012-11-29 17:36:41 +08:00
|
|
|
#if defined (__SEH__) && !defined (__USING_SJLJ_EXCEPTIONS__)
|
2012-07-19 15:29:24 +08:00
|
|
|
EXCEPTION_DISPOSITION
|
|
|
|
__gcc_personality_seh0 (PEXCEPTION_RECORD ms_exc, void *this_frame,
|
|
|
|
PCONTEXT ms_orig_context, PDISPATCHER_CONTEXT ms_disp)
|
|
|
|
{
|
|
|
|
return _GCC_specific_handler (ms_exc, this_frame, ms_orig_context,
|
|
|
|
ms_disp, __gcc_personality_imp);
|
|
|
|
}
|
|
|
|
#endif /* SEH */
|