diff options
Diffstat (limited to 'src/vm/i386/excepcpu.h')
| -rw-r--r-- | src/vm/i386/excepcpu.h | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/src/vm/i386/excepcpu.h b/src/vm/i386/excepcpu.h index 3f2f0810a7..ff540e784b 100644 --- a/src/vm/i386/excepcpu.h +++ b/src/vm/i386/excepcpu.h @@ -28,12 +28,37 @@ class Thread; // Actually, the handler getting set is properly registered #endif +#ifdef FEATURE_PAL + +extern VOID SetSEHRecord(PEXCEPTION_REGISTRATION_RECORD record); +extern VOID ResetSEHRecord(PEXCEPTION_REGISTRATION_RECORD record); + +#define INSTALL_SEH_RECORD(record) \ + SetSEHRecord(record); \ + +#define UNINSTALL_SEH_RECORD(record) \ + ResetSEHRecord(record); + +#else // FEATURE_PAL + +#define INSTALL_SEH_RECORD(record) \ + { \ + (record)->Next = (PEXCEPTION_REGISTRATION_RECORD)__readfsdword(0); \ + __writefsdword(0, (DWORD) (record)); \ + } + +#define UNINSTALL_SEH_RECORD(record) \ + { \ + __writefsdword(0, (DWORD) ((record)->Next)); \ + } + +#endif // FEATURE_PAL + #define INSTALL_EXCEPTION_HANDLING_RECORD(record) \ { \ PEXCEPTION_REGISTRATION_RECORD __record = (record); \ _ASSERTE(__record < GetCurrentSEHRecord()); \ - __record->Next = (PEXCEPTION_REGISTRATION_RECORD)__readfsdword(0); \ - __writefsdword(0, (DWORD)__record); \ + INSTALL_SEH_RECORD(record); \ } // @@ -44,7 +69,7 @@ class Thread; { \ PEXCEPTION_REGISTRATION_RECORD __record = (record); \ _ASSERTE(__record == GetCurrentSEHRecord()); \ - __writefsdword(0, (DWORD)__record->Next); \ + UNINSTALL_SEH_RECORD(record); \ } // stackOverwriteBarrier is used to detect overwriting of stack which will mess up handler registration |