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https://github.com/ZDoom/qzdoom.git
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111 lines
1.9 KiB
C
111 lines
1.9 KiB
C
#ifndef X86_H
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#define X86_H
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#include "basictypes.h"
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struct CPUInfo // 92 bytes
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{
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union
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{
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char VendorID[16];
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uint32 dwVendorID[4];
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};
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union
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{
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char CPUString[48];
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uint32 dwCPUString[12];
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};
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BYTE Stepping;
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BYTE Model;
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BYTE Family;
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BYTE Type;
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union
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{
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struct
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{
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BYTE BrandIndex;
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BYTE CLFlush;
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BYTE CPUCount;
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BYTE APICID;
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uint32 bSSE3:1;
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uint32 DontCare1:8;
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uint32 bSSSE3:1;
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uint32 DontCare1a:9;
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uint32 bSSE41:1;
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uint32 bSSE42:1;
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uint32 DontCare2a:11;
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uint32 bFPU:1;
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uint32 bVME:1;
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uint32 bDE:1;
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uint32 bPSE:1;
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uint32 bRDTSC:1;
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uint32 bMSR:1;
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uint32 bPAE:1;
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uint32 bMCE:1;
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uint32 bCX8:1;
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uint32 bAPIC:1;
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uint32 bReserved1:1;
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uint32 bSEP:1;
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uint32 bMTRR:1;
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uint32 bPGE:1;
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uint32 bMCA:1;
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uint32 bCMOV:1;
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uint32 bPAT:1;
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uint32 bPSE36:1;
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uint32 bPSN:1;
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uint32 bCFLUSH:1;
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uint32 bReserved2:1;
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uint32 bDS:1;
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uint32 bACPI:1;
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uint32 bMMX:1;
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uint32 bFXSR:1;
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uint32 bSSE:1;
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uint32 bSSE2:1;
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uint32 bSS:1;
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uint32 bHTT:1;
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uint32 bTM:1;
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uint32 bReserved3:1;
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uint32 bPBE:1;
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uint32 DontCare2:22;
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uint32 bMMXPlus:1; // AMD's MMX extensions
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uint32 bMMXAgain:1; // Just a copy of bMMX above
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uint32 DontCare3:6;
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uint32 b3DNowPlus:1;
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uint32 b3DNow:1;
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};
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uint32 FeatureFlags[4];
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};
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BYTE AMDStepping;
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BYTE AMDModel;
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BYTE AMDFamily;
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BYTE bIsAMD;
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union
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{
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struct
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{
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BYTE DataL1LineSize;
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BYTE DataL1LinesPerTag;
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BYTE DataL1Associativity;
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BYTE DataL1SizeKB;
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};
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uint32 AMD_DataL1Info;
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};
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};
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extern "C" CPUInfo CPU;
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struct PalEntry;
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void CheckCPUID (CPUInfo *cpu);
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void DumpCPUInfo (const CPUInfo *cpu);
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void DoBlending_SSE2(const PalEntry *from, PalEntry *to, int count, int r, int g, int b, int a);
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#endif
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