diff options
Diffstat (limited to 'lib/Headers/immintrin.h')
| -rw-r--r-- | lib/Headers/immintrin.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Headers/immintrin.h b/lib/Headers/immintrin.h index cd733bfc71d3..fea7c3ba29f1 100644 --- a/lib/Headers/immintrin.h +++ b/lib/Headers/immintrin.h @@ -102,4 +102,13 @@ _rdrand64_step(unsigned long long *__p) #include <rtmintrin.h> #endif +/* FIXME: check __HLE__ as well when HLE is supported. */ +#if defined (__RTM__) +static __inline__ int __attribute__((__always_inline__, __nodebug__)) +_xtest(void) +{ + return __builtin_ia32_xtest(); +} +#endif + #endif /* __IMMINTRIN_H */ |