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suyu/src/common/x64/cpu_detect.h

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2014-12-17 06:38:14 +01:00
// 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
{
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VENDOR_INTEL = 0,
VENDOR_AMD = 1,
VENDOR_ARM = 2,
VENDOR_OTHER = 3,
};
struct CPUInfo
{
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CPUVendor vendor;
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char cpu_string[0x21];
char brand_string[0x41];
bool OS64bit;
bool CPU64bit;
bool Mode64bit;
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bool HTT;
int num_cores;
int logical_cpu_count;
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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;
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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;
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bool bLAHFSAHF64;
bool bLongMode;
bool bAtom;
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// ARMv8 specific
bool bFP;
bool bASIMD;
bool bCRC32;
bool bSHA1;
bool bSHA2;
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// Call Detect()
explicit CPUInfo();
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// Turn the cpu info into a string we can show
std::string Summarize();
private:
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// Detects the various cpu features
void Detect();
};
extern CPUInfo cpu_info;
} // namespace Common