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authorEmmanuel Gil Peyrot <linkmauve@linkmauve.fr>2016-09-18 02:38:01 +0200
committerEmmanuel Gil Peyrot <linkmauve@linkmauve.fr>2016-09-18 02:38:01 +0200
commitdc8479928c5aee4c6ad6fe4f59006fb604cee701 (patch)
tree569a7f13128450bbab973236615587ff00bced5f /src/common/x64/cpu_detect.cpp
parentTravis: Import Dolphin’s clang-format hook. (diff)
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Diffstat (limited to 'src/common/x64/cpu_detect.cpp')
-rw-r--r--src/common/x64/cpu_detect.cpp92
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;
}