78 lines
2.5 KiB
C
78 lines
2.5 KiB
C
/*
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* mptCPU.h
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* --------
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* Purpose: CPU feature detection.
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* Notes : (currently none)
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* Authors: OpenMPT Devs
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* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
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*/
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#pragma once
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#include "BuildSettings.h"
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OPENMPT_NAMESPACE_BEGIN
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#ifdef ENABLE_ASM
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#define PROCSUPPORT_ASM_INTRIN 0x00001 // assembly and intrinsics are enabled at runtime
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#define PROCSUPPORT_CPUID 0x00002 // Processor supports modern cpuid
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#define PROCSUPPORT_LM 0x00004 // Processor supports long mode (amd64)
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#define PROCSUPPORT_MMX 0x00010 // Processor supports MMX instructions
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#define PROCSUPPORT_SSE 0x00100 // Processor supports SSE instructions
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#define PROCSUPPORT_SSE2 0x00200 // Processor supports SSE2 instructions
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#define PROCSUPPORT_SSE3 0x00400 // Processor supports SSE3 instructions
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#define PROCSUPPORT_SSSE3 0x00800 // Processor supports SSSE3 instructions
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#define PROCSUPPORT_SSE4_1 0x01000 // Processor supports SSE4.1 instructions
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#define PROCSUPPORT_SSE4_2 0x02000 // Processor supports SSE4.2 instructions
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#define PROCSUPPORT_AVX 0x10000 // Processor supports AVX instructions
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#define PROCSUPPORT_AVX2 0x20000 // Processor supports AVX2 instructions
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#define PROCSUPPORT_NEON 0x40000 // Processor supports NEON instructions
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static constexpr uint32 PROCSUPPORT_i586 = 0u ;
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static constexpr uint32 PROCSUPPORT_x86_SSE = 0u | PROCSUPPORT_SSE ;
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static constexpr uint32 PROCSUPPORT_x86_SSE2 = 0u | PROCSUPPORT_SSE | PROCSUPPORT_SSE2 ;
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static constexpr uint32 PROCSUPPORT_AMD64 = 0u | PROCSUPPORT_SSE | PROCSUPPORT_SSE2 | PROCSUPPORT_LM;
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static constexpr uint32 PROCSUPPORT_ARM64 = 0u | PROCSUPPORT_NEON ;
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extern uint32 RealProcSupport;
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extern uint32 ProcSupport;
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extern char ProcVendorID[16+1];
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extern char ProcBrandID[4*4*3+1];
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extern uint32 ProcRawCPUID;
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extern uint16 ProcFamily;
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extern uint8 ProcModel;
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extern uint8 ProcStepping;
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void InitProcSupport();
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// enabled processor features for inline asm and intrinsics
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inline uint32 GetProcSupport()
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{
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return ProcSupport;
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}
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// available processor features
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inline uint32 GetRealProcSupport()
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{
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return RealProcSupport;
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}
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#endif // ENABLE_ASM
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#ifdef MODPLUG_TRACKER
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uint32 GetMinimumProcSupportFlags();
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int GetMinimumSSEVersion();
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int GetMinimumAVXVersion();
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#endif
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OPENMPT_NAMESPACE_END
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