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#elif defined(HAVE_SJLJ_EXCEPTIONS)
# define PERSONALITY __gnu_objc_personality_sj0
# define CXX_PERSONALITY __gxx_personality_sj0
# define _Unwind_RaiseException _Unwind_SjLj_RaiseException
# define __builtin_eh_return_data_regno(i) (i)
#elif defined(HAVE_SEH_EXCEPTIONS)
# define PERSONALITY gnu_objc_personality
# define CXX_PERSONALITY __gxx_personality_v0
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#elif defined(HAVE_SJLJ_EXCEPTIONS)
# define PERSONALITY __gnu_objc_personality_sj0
# define CXX_PERSONALITY __gxx_personality_sj0
# define _Unwind_RaiseException _Unwind_SjLj_RaiseException
# define __builtin_eh_return_data_regno(i) (i)
#elif defined(HAVE_SEH_EXCEPTIONS)
# define PERSONALITY gnu_objc_personality
#else
# error Unknown exception type!
#endif
#if defined(OF_ARM) && !defined(__ARM_DWARF_EH__)
# define HAVE_ARM_EHABI_EXCEPTIONS
#endif
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_Unwind_SetIP(struct _Unwind_Context *ctx, uintptr_t value)
{
uintptr_t thumb = _Unwind_GetGR(ctx, 15) & 1;
_Unwind_SetGR(ctx, 15, (value | thumb));
}
#endif
extern PERSONALITY_FUNC(CXX_PERSONALITY) __attribute__((__weak__));
#ifdef HAVE_SEH_EXCEPTIONS
extern EXCEPTION_DISPOSITION _GCC_specific_handler(PEXCEPTION_RECORD, void*,
PCONTEXT, PDISPATCHER_CONTEXT, _Unwind_Reason_Code(*)(int, int, uint64_t,
struct _Unwind_Exception*, struct _Unwind_Context*));
#endif
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_Unwind_SetIP(struct _Unwind_Context *ctx, uintptr_t value)
{
uintptr_t thumb = _Unwind_GetGR(ctx, 15) & 1;
_Unwind_SetGR(ctx, 15, (value | thumb));
}
#endif
#ifdef CXX_PERSONALITY
extern PERSONALITY_FUNC(CXX_PERSONALITY) __attribute__((__weak__));
#endif
#ifdef HAVE_SEH_EXCEPTIONS
extern EXCEPTION_DISPOSITION _GCC_specific_handler(PEXCEPTION_RECORD, void*,
PCONTEXT, PDISPATCHER_CONTEXT, _Unwind_Reason_Code(*)(int, int, uint64_t,
struct _Unwind_Exception*, struct _Unwind_Context*));
#endif
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struct lsda lsda;
uintptr_t landingpad = 0;
uint8_t found = 0;
intptr_t filter = 0;
if (foreign) {
switch (ex_class) {
case GNUCCXX0_EXCEPTION_CLASS:
case CLNGCXX0_EXCEPTION_CLASS:
if (CXX_PERSONALITY != NULL)
return CALL_PERSONALITY(CXX_PERSONALITY);
break;
}
/*
* None matched or none available - we'll try to handle it
* anyway, but will most likely fail.
*/
}
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struct lsda lsda;
uintptr_t landingpad = 0;
uint8_t found = 0;
intptr_t filter = 0;
if (foreign) {
switch (ex_class) {
#ifdef CXX_PERSONALITY
case GNUCCXX0_EXCEPTION_CLASS:
case CLNGCXX0_EXCEPTION_CLASS:
if (CXX_PERSONALITY != NULL)
return CALL_PERSONALITY(CXX_PERSONALITY);
break;
#endif
}
/*
* None matched or none available - we'll try to handle it
* anyway, but will most likely fail.
*/
}
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objc_uncaught_exception_handler old = uncaught_exception_handler;
uncaught_exception_handler = handler;
return old;
}
#ifdef HAVE_SEH_EXCEPTIONS
EXCEPTION_DISPOSITION
__gnu_objc_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, PERSONALITY);
}
#endif
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objc_uncaught_exception_handler old = uncaught_exception_handler;
uncaught_exception_handler = handler;
return old;
}
#ifdef HAVE_SEH_EXCEPTIONS
typedef EXCEPTION_DISPOSITION (*seh_personality_fn)(PEXCEPTION_RECORD, void*,
PCONTEXT, PDISPATCHER_CONTEXT);
static seh_personality_fn __gxx_personality_seh0 = NULL;
static void __attribute__((__constructor__))
gxx_personality_init(void)
{
/*
* This only works if the application uses libstdc++-6.dll.
* There is unfortunately no other way, as Windows does not support
* proper weak linking.
*/
HMODULE module;
if ((module = GetModuleHandle("libstdc++-6")) == NULL)
return;
__gxx_personality_seh0 = (seh_personality_fn)
GetProcAddress(module, "__gxx_personality_seh0");
}
EXCEPTION_DISPOSITION
__gnu_objc_personality_seh0(PEXCEPTION_RECORD ms_exc, void *this_frame,
PCONTEXT ms_orig_context, PDISPATCHER_CONTEXT ms_disp)
{
struct _Unwind_Exception *ex =
(struct _Unwind_Exception*)ms_exc->ExceptionInformation[0];
switch (ex->class) {
case GNUCCXX0_EXCEPTION_CLASS:
case CLNGCXX0_EXCEPTION_CLASS:
if (__gxx_personality_seh0 != NULL)
return __gxx_personality_seh0(ms_exc, this_frame,
ms_orig_context, ms_disp);
}
return _GCC_specific_handler(ms_exc, this_frame, ms_orig_context,
ms_disp, PERSONALITY);
}
#endif
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