dolphin/Source/Core/Common/CPUDetect.h

78 lines
1.2 KiB
C
Raw Normal View History

// Copyright 2008 Dolphin Emulator Project
2015-05-17 23:08:10 +00:00
// Licensed under GPLv2+
// Refer to the license.txt file included.
// Detect the CPU, so we'll know which optimizations to use
#pragma once
#include <string>
enum CPUVendor
{
VENDOR_INTEL = 0,
VENDOR_AMD = 1,
2013-02-26 19:49:00 +00:00
VENDOR_ARM = 2,
VENDOR_OTHER = 3,
};
struct CPUInfo
{
CPUVendor vendor;
char cpu_string[0x41];
char brand_string[0x21];
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;
2013-11-13 03:46:34 +00:00
bool bFMA;
2015-05-17 07:20:29 +00:00
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;
2013-02-26 19:49:00 +00:00
// 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;