diff options
Diffstat (limited to 'vpx_ports/x86.h')
| -rw-r--r-- | vpx_ports/x86.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/vpx_ports/x86.h b/vpx_ports/x86.h index feffc3e69..190c8643a 100644 --- a/vpx_ports/x86.h +++ b/vpx_ports/x86.h @@ -74,6 +74,7 @@ void __cpuid(int CPUInfo[4], int info_type); #define HAS_SSE2 0x04 #define HAS_SSE3 0x08 #define HAS_SSSE3 0x10 +#define HAS_SSE4_1 0x20 #ifndef BIT #define BIT(n) (1<<n) #endif @@ -117,6 +118,8 @@ x86_simd_caps(void) if (reg_ecx & BIT(9)) flags |= HAS_SSSE3; + if (reg_ecx & BIT(19)) flags |= HAS_SSE4_1; + return flags & mask; } |