fxcpuid.h

/********************************************************************************
*                                                                               *
*                              C P U I D   S u p p o r t                        *
*                                                                               *
*********************************************************************************
* Copyright (C) 1998,2024 by Jeroen van der Zijp.   All Rights Reserved.        *
*********************************************************************************
* This library is free software; you can redistribute it and/or modify          *
* it under the terms of the GNU Lesser General Public License as published by   *
* the Free Software Foundation; either version 3 of the License, or             *
* (at your option) any later version.                                           *
*                                                                               *
* This library is distributed in the hope that it will be useful,               *
* but WITHOUT ANY WARRANTY; without even the implied warranty of                *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                 *
* GNU Lesser General Public License for more details.                           *
*                                                                               *
* You should have received a copy of the GNU Lesser General Public License      *
* along with this program.  If not, see <http://www.gnu.org/licenses/>          *
********************************************************************************/
#ifndef FXCPUID_H
#define FXCPUID_H


namespace FX {


// Runtime CPU features check (x86/x86-64 only)
enum {
  CPU_HAS_SSE       = 0x0000001,
  CPU_HAS_SSE2      = 0x0000002,
  CPU_HAS_SSE3      = 0x0000004,
  CPU_HAS_SSSE3     = 0x0000008,
  CPU_HAS_SSE41     = 0x0000010,
  CPU_HAS_SSE42     = 0x0000020,
  CPU_HAS_AVX       = 0x0000040,
  CPU_HAS_AVX2      = 0x0000080,
  CPU_HAS_FMA       = 0x0000100,
  CPU_HAS_AES       = 0x0000200,
  CPU_HAS_POPCNT    = 0x0000400,
  CPU_HAS_CX8       = 0x0000800,
  CPU_HAS_CX16      = 0x0001000,
  CPU_HAS_F16       = 0x0002000,
  CPU_HAS_BMI1      = 0x0004000,
  CPU_HAS_BMI2      = 0x0008000,
  CPU_HAS_SSE4A     = 0x0010000,
  CPU_HAS_ABM       = 0x0020000,
  CPU_HAS_XOP       = 0x0040000,
  CPU_HAS_FMA4      = 0x0080000,
  CPU_HAS_TBM       = 0x0100000,
  CPU_HAS_RAND      = 0x0200000,
  CPU_HAS_AVX512F   = 0x0400000,
  CPU_HAS_AVX512DQ  = 0x0800000,
  CPU_HAS_AVX512CD  = 0x1000000,
  CPU_HAS_AVX512BW  = 0x2000000,
  CPU_HAS_AVX512VL  = 0x4000000,
  CPU_HAS_AVX512VBMI= 0x8000000
  };


extern FXAPI FXuint fxCPUCaps(FXuint level=0);

extern FXAPI FXbool fxCPUGetCaps(FXuint level,FXuint features[]);

extern FXAPI FXbool fxCPUGetXCaps(FXuint level,FXuint count,FXuint features[]);

extern FXAPI FXuint fxCPUFeatures();

extern FXAPI FXbool fxCPUName(FXchar name[]);

}

#endif