diff options
Diffstat (limited to 'contrib/gcc/unwind-sjlj.c')
| -rw-r--r-- | contrib/gcc/unwind-sjlj.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/contrib/gcc/unwind-sjlj.c b/contrib/gcc/unwind-sjlj.c index 2161b71..7b52338 100644 --- a/contrib/gcc/unwind-sjlj.c +++ b/contrib/gcc/unwind-sjlj.c @@ -63,7 +63,7 @@ struct SjLj_Function_Context #ifdef DONT_USE_BUILTIN_SETJMP /* We don't know what sort of alignment requirements the system jmp_buf has. We over estimated in except.c, and now we have - to match that here just in case the system *didn't* have more + to match that here just in case the system *didn't* have more restrictive requirements. */ jmp_buf jbuf __attribute__((aligned)); #else @@ -76,7 +76,7 @@ struct _Unwind_Context struct SjLj_Function_Context *fc; }; -typedef struct +typedef struct { _Unwind_Personality_Fn personality; } _Unwind_FrameState; @@ -174,6 +174,15 @@ _Unwind_GetGR (struct _Unwind_Context *context, int index) return context->fc->data[index]; } +/* Get the value of the CFA as saved in CONTEXT. */ + +_Unwind_Word +_Unwind_GetCFA (struct _Unwind_Context *context) +{ + /* ??? Ideally __builtin_setjmp places the CFA in the jmpbuf. */ + return NULL; +} + void _Unwind_SetGR (struct _Unwind_Context *context, int index, _Unwind_Word val) { @@ -208,6 +217,12 @@ _Unwind_GetRegionStart (struct _Unwind_Context *context __attribute__((unused)) return 0; } +void * +_Unwind_FindEnclosingFunction (void *pc) +{ + return NULL; +} + #ifndef __ia64__ _Unwind_Ptr _Unwind_GetDataRelBase (struct _Unwind_Context *context __attribute__((unused)) ) @@ -244,14 +259,14 @@ uw_update_context (struct _Unwind_Context *context, context->fc = context->fc->prev; } -static inline void +static inline void uw_init_context (struct _Unwind_Context *context) { context->fc = _Unwind_SjLj_GetContext (); } /* ??? There appear to be bugs in integrate.c wrt __builtin_longjmp and - virtual-stack-vars. An inline version of this segfaults on Sparc. */ + virtual-stack-vars. An inline version of this segfaults on SPARC. */ #define uw_install_context(CURRENT, TARGET) \ do \ { \ @@ -274,6 +289,7 @@ uw_identify_context (struct _Unwind_Context *context) #define _Unwind_RaiseException _Unwind_SjLj_RaiseException #define _Unwind_ForcedUnwind _Unwind_SjLj_ForcedUnwind #define _Unwind_Resume _Unwind_SjLj_Resume +#define _Unwind_Resume_or_Rethrow _Unwind_SjLj_Resume_or_Rethrow #include "unwind.inc" |
