diff options
Diffstat (limited to 'src/mesa/x86')
| -rw-r--r-- | src/mesa/x86/common_x86.c | 6 | ||||
| -rw-r--r-- | src/mesa/x86/common_x86_features.h | 4 |
2 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/x86/common_x86.c b/src/mesa/x86/common_x86.c index a91f07e..08b1558 100644 --- a/src/mesa/x86/common_x86.c +++ b/src/mesa/x86/common_x86.c @@ -241,6 +241,7 @@ _mesa_get_x86_features(void) /* get cpu features */ cpu_features = _mesa_x86_cpuid_edx(1); + cpu_features_ecx = _mesa_x86_cpuid_ecx(1); if (cpu_features & X86_CPU_FPU) _mesa_x86_cpu_features |= X86_FEATURE_FPU; @@ -257,6 +258,8 @@ _mesa_get_x86_features(void) _mesa_x86_cpu_features |= X86_FEATURE_XMM; if (cpu_features & X86_CPU_XMM2) _mesa_x86_cpu_features |= X86_FEATURE_XMM2; + if (cpu_features & x86_CPU_SSE4_1) + _mesa_x86_features |= X86_FEATURE_SSE4_1; #endif /* query extended cpu features */ @@ -341,6 +344,9 @@ _mesa_get_x86_features(void) _mesa_x86_cpu_features |= X86_FEATURE_XMM | X86_FEATURE_XMM2; __get_cpuid(1, &eax, &ebx, &ecx, &edx); + + if (ecx & bit_SSE4_1) + _mesa_x86_cpu_features |= X86_FEATURE_SSE4_1; #endif /* USE_X86_ASM */ (void) detection_debug; diff --git a/src/mesa/x86/common_x86_features.h b/src/mesa/x86/common_x86_features.h index 8625484..66f2cf6 100644 --- a/src/mesa/x86/common_x86_features.h +++ b/src/mesa/x86/common_x86_features.h @@ -43,6 +43,7 @@ #define X86_FEATURE_XMM2 (1<<6) #define X86_FEATURE_3DNOWEXT (1<<7) #define X86_FEATURE_3DNOW (1<<8) +#define X86_FEATURE_SSE4_1 (1<<9) /* standard X86 CPU features */ #define X86_CPU_FPU (1<<0) @@ -50,6 +51,8 @@ #define X86_CPU_MMX (1<<23) #define X86_CPU_XMM (1<<25) #define X86_CPU_XMM2 (1<<26) +/* ECX. */ +#define X86_CPU_SSE4_1 (1<<19) /* extended X86 CPU features */ #define X86_CPUEXT_MMX_EXT (1<<22) @@ -62,6 +65,7 @@ #define cpu_has_xmm2 (_mesa_x86_cpu_features & X86_FEATURE_XMM2) #define cpu_has_3dnow (_mesa_x86_cpu_features & X86_FEATURE_3DNOW) #define cpu_has_3dnowext (_mesa_x86_cpu_features & X86_FEATURE_3DNOWEXT) +#define cpu_has_sse4_1 (_mesa_x86_cpu_features & X86_FEATURE_SSE4_1) #endif |