1 files changed, 81 insertions, 0 deletions

diff --git a/src/common/x64/cpu_detect.h b/src/common/x64/cpu_detect.h
new file mode 100644
index 000000000..19a2c25d6
--- /dev/null
+++ b/src/common/x64/cpu_detect.h
@@ -0,0 +1,81 @@
+// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+
+// Detect the CPU, so we'll know which optimizations to use
+#pragma once
+
+#include <string>
+
+namespace Common {
+
+enum CPUVendor
+{
+    VENDOR_INTEL = 0,
+    VENDOR_AMD = 1,
+    VENDOR_ARM = 2,
+    VENDOR_OTHER = 3,
+};
+
+struct CPUInfo
+{
+    CPUVendor vendor;
+
+    char cpu_string[0x21];
+    char brand_string[0x41];
+    bool OS64bit;
+    bool CPU64bit;
+    bool Mode64bit;
+
+    bool HTT;
+    int num_cores;
+    int logical_cpu_count;
+
+    bool bSSE;
+    bool bSSE2;
+    bool bSSE3;
+    bool bSSSE3;
+    bool bPOPCNT;
+    bool bSSE4_1;
+    bool bSSE4_2;
+    bool bLZCNT;
+    bool bSSE4A;
+    bool bAVX;
+    bool bAVX2;
+    bool bBMI1;
+    bool bBMI2;
+    bool bFMA;
+    bool bFMA4;
+    bool bAES;
+    // FXSAVE/FXRSTOR
+    bool bFXSR;
+    bool bMOVBE;
+    // This flag indicates that the hardware supports some mode
+    // in which denormal inputs _and_ outputs are automatically set to (signed) zero.
+    bool bFlushToZero;
+    bool bLAHFSAHF64;
+    bool bLongMode;
+    bool bAtom;
+
+    // ARMv8 specific
+    bool bFP;
+    bool bASIMD;
+    bool bCRC32;
+    bool bSHA1;
+    bool bSHA2;
+
+    // Call Detect()
+    explicit CPUInfo();
+
+    // Turn the cpu info into a string we can show
+    std::string Summarize();
+
+private:
+    // Detects the various cpu features
+    void Detect();
+};
+
+extern CPUInfo cpu_info;
+
+} // namespace Common