diff options
Diffstat (limited to 'gcc/config/i386/ia32intrin.h')
| -rw-r--r-- | gcc/config/i386/ia32intrin.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/config/i386/ia32intrin.h b/gcc/config/i386/ia32intrin.h index b26dc46d256..65642e46023 100644 --- a/gcc/config/i386/ia32intrin.h +++ b/gcc/config/i386/ia32intrin.h @@ -238,6 +238,22 @@ __rorq (unsigned long long __X, int __C) return (__X >> __C) | (__X << (64 - __C)); } +/* Read flags register */ +extern __inline unsigned long long +__attribute__((__gnu_inline__, __always_inline__, __artificial__)) +__readeflags (void) +{ + return __builtin_ia32_readeflags_u64 (); +} + +/* Write flags register */ +extern __inline void +__attribute__((__gnu_inline__, __always_inline__, __artificial__)) +__writeeflags (unsigned long long X) +{ + __builtin_ia32_writeeflags_u64 (X); +} + #define _bswap64(a) __bswapq(a) #define _popcnt64(a) __popcntq(a) #define _lrotl(a,b) __rolq((a), (b)) @@ -245,6 +261,23 @@ __rorq (unsigned long long __X, int __C) #else #define _lrotl(a,b) __rold((a), (b)) #define _lrotr(a,b) __rord((a), (b)) + +/* Read flags register */ +extern __inline unsigned int +__attribute__((__gnu_inline__, __always_inline__, __artificial__)) +__readeflags (void) +{ + return __builtin_ia32_readeflags_u32 (); +} + +/* Write flags register */ +extern __inline void +__attribute__((__gnu_inline__, __always_inline__, __artificial__)) +__writeeflags (unsigned int X) +{ + __builtin_ia32_writeeflags_u32 (X); +} + #endif #define _bit_scan_forward(a) __bsfd(a) |