diff options
Diffstat (limited to '')
| -rw-r--r-- | src/common/x64/cpu_detect.cpp | 92 |
1 files changed, 56 insertions, 36 deletions
diff --git a/src/common/x64/cpu_detect.cpp b/src/common/x64/cpu_detect.cpp index d9c430c67..19f1a4030 100644 --- a/src/common/x64/cpu_detect.cpp +++ b/src/common/x64/cpu_detect.cpp @@ -15,8 +15,8 @@ namespace Common { #ifndef _MSC_VER #ifdef __FreeBSD__ -#include <sys/types.h> #include <machine/cpufunc.h> +#include <sys/types.h> #endif static inline void __cpuidex(int info[4], int function_id, int subfunction_id) { @@ -26,15 +26,9 @@ static inline void __cpuidex(int info[4], int function_id, int subfunction_id) { #else info[0] = function_id; // eax info[2] = subfunction_id; // ecx - __asm__( - "cpuid" - : "=a" (info[0]), - "=b" (info[1]), - "=c" (info[2]), - "=d" (info[3]) - : "a" (function_id), - "c" (subfunction_id) - ); + __asm__("cpuid" + : "=a"(info[0]), "=b"(info[1]), "=c"(info[2]), "=d"(info[3]) + : "a"(function_id), "c"(subfunction_id)); #endif } @@ -88,14 +82,22 @@ static CPUCaps Detect() { if (max_std_fn >= 1) { __cpuid(cpu_id, 0x00000001); - if ((cpu_id[3] >> 25) & 1) caps.sse = true; - if ((cpu_id[3] >> 26) & 1) caps.sse2 = true; - if ((cpu_id[2]) & 1) caps.sse3 = true; - if ((cpu_id[2] >> 9) & 1) caps.ssse3 = true; - if ((cpu_id[2] >> 19) & 1) caps.sse4_1 = true; - if ((cpu_id[2] >> 20) & 1) caps.sse4_2 = true; - if ((cpu_id[2] >> 22) & 1) caps.movbe = true; - if ((cpu_id[2] >> 25) & 1) caps.aes = true; + if ((cpu_id[3] >> 25) & 1) + caps.sse = true; + if ((cpu_id[3] >> 26) & 1) + caps.sse2 = true; + if ((cpu_id[2]) & 1) + caps.sse3 = true; + if ((cpu_id[2] >> 9) & 1) + caps.ssse3 = true; + if ((cpu_id[2] >> 19) & 1) + caps.sse4_1 = true; + if ((cpu_id[2] >> 20) & 1) + caps.sse4_2 = true; + if ((cpu_id[2] >> 22) & 1) + caps.movbe = true; + if ((cpu_id[2] >> 25) & 1) + caps.aes = true; if ((cpu_id[3] >> 24) & 1) { caps.fxsave_fxrstor = true; @@ -140,10 +142,14 @@ static CPUCaps Detect() { if (max_ex_fn >= 0x80000001) { // Check for more features __cpuid(cpu_id, 0x80000001); - if (cpu_id[2] & 1) caps.lahf_sahf_64 = true; - if ((cpu_id[2] >> 5) & 1) caps.lzcnt = true; - if ((cpu_id[2] >> 16) & 1) caps.fma4 = true; - if ((cpu_id[3] >> 29) & 1) caps.long_mode = true; + if (cpu_id[2] & 1) + caps.lahf_sahf_64 = true; + if ((cpu_id[2] >> 5) & 1) + caps.lzcnt = true; + if ((cpu_id[2] >> 16) & 1) + caps.fma4 = true; + if ((cpu_id[3] >> 29) & 1) + caps.long_mode = true; } return caps; @@ -162,24 +168,38 @@ std::string GetCPUCapsString() { sum += caps.brand_string; sum += ")"; - if (caps.sse) sum += ", SSE"; + if (caps.sse) + sum += ", SSE"; if (caps.sse2) { sum += ", SSE2"; - if (!caps.flush_to_zero) sum += " (without DAZ)"; + if (!caps.flush_to_zero) + sum += " (without DAZ)"; } - if (caps.sse3) sum += ", SSE3"; - if (caps.ssse3) sum += ", SSSE3"; - if (caps.sse4_1) sum += ", SSE4.1"; - if (caps.sse4_2) sum += ", SSE4.2"; - if (caps.avx) sum += ", AVX"; - if (caps.avx2) sum += ", AVX2"; - if (caps.bmi1) sum += ", BMI1"; - if (caps.bmi2) sum += ", BMI2"; - if (caps.fma) sum += ", FMA"; - if (caps.aes) sum += ", AES"; - if (caps.movbe) sum += ", MOVBE"; - if (caps.long_mode) sum += ", 64-bit support"; + if (caps.sse3) + sum += ", SSE3"; + if (caps.ssse3) + sum += ", SSSE3"; + if (caps.sse4_1) + sum += ", SSE4.1"; + if (caps.sse4_2) + sum += ", SSE4.2"; + if (caps.avx) + sum += ", AVX"; + if (caps.avx2) + sum += ", AVX2"; + if (caps.bmi1) + sum += ", BMI1"; + if (caps.bmi2) + sum += ", BMI2"; + if (caps.fma) + sum += ", FMA"; + if (caps.aes) + sum += ", AES"; + if (caps.movbe) + sum += ", MOVBE"; + if (caps.long_mode) + sum += ", 64-bit support"; return sum; } |