/******************************************************** * Some code. Copyright (C) 2003 by Pascal Massimino.   * * All Rights Reserved.      (http://skal.planet-d.net) * * For Educational/Academic use ONLY. See 'LICENSE.TXT'.* ********************************************************//* * skl_cpu_specs.cpp * *  detect CPU's caps ********************************************************/#include "skl.h"#include "skl_syst/skl_cpu_specs.h"//////////////////////////////////////////////////////////extern "C" {SKL_CPU_FEATURE Skl_Detect_CPU_Feature(){  SKL_CPU_SPECS Specs;  SKL_CPU_FEATURE CPU = SKL_CPU_C;#ifdef SKL_USE_ASM  CPU = SKL_CPU_X86;#endif  if      (Specs.Has_SSE2()) CPU = SKL_CPU_SSE2;  else if (Specs.Has_SSE())  CPU = SKL_CPU_SSE;  else if (Specs.Has_MMX())  CPU = SKL_CPU_MMX;  return CPU;}void Skl_Switch_None() {}void Skl_Switch_MMX() {  SKL_EMMS;}SKL_DSP_SWITCH Skl_Get_Switch(SKL_CPU_FEATURE Cpu){  if (Cpu>=SKL_CPU_MMX && Cpu<=SKL_CPU_SSE)    return Skl_Switch_MMX;  else    return Skl_Switch_None;}} /* extern "C" *///////////////////////////////////////////////////////////int SKL_CPU_SPECS::_SType  = SKL_CPU_SPECS::SKL_UNKNOWN;int SKL_CPU_SPECS::_SFlags = 0;char SKL_CPU_SPECS::_Vendor[12+1] = { "Unknown" };char SKL_CPU_SPECS::_Model[48+1] = { "Unknown" };//////////////////////////////////////////////////////////SKL_CPU_SPECS::SKL_CPU_SPECS(int Ignore_Feature){  if (_SType==SKL_UNKNOWN) Detect();  _Type = _SType;  _Flags = _SFlags & ~Ignore_Feature;}void SKL_CPU_SPECS::Reset() {  _SType = SKL_UNKNOWN;}void SKL_CPU_SPECS::Detect(){  _SFlags = 0;#if defined(__ALPHA__)  _SType = SKL_ALPHA;#elif defined(__HP__)  _SType = SKL_HP;#elif defined(__IRIX__)  _SType = SKL_SGI;#elif defined(__SUN_CC__)  _SType = SKL_SPARC;#elif defined(__LINUX__) || defined(_WINDOWS)  _SType = SKL_INTEL;#ifdef SKL_USE_ASM  if (Skl_Detect_CPUID()!=0) {    _SFlags |= SKL_CPUID;    Skl_Get_CPUID(_Vendor);    Skl_Get_ModelID(_Model);    if (!strcmp(_Vendor, "AuthenticAMD")) _SType = SKL_AMD;  // TODO: Cyrix?          if (Skl_Detect_MMX()!=0) _SFlags |= SKL_MMX;    if (Skl_Detect_3DNOW()!=0) _SFlags |= SKL_3DNOW;    try    {      if (Skl_Detect_SSE()!=0) _SFlags |= SKL_SSE;      if (Skl_Detect_SSE2()!=0) _SFlags |= SKL_SSE2;    } // we must check that the OS handles SSE commutation :    catch(...) {      _SFlags &= ~(SKL_SSE|SKL_SSE2);  // too bad!    }  }#endif  // SKL_USE_ASM#endif}//////////////////////////////////////////////////////////void SKL_CPU_SPECS::Print_Infos() const{  static SKL_CST_STRING Names[] = {    "INTEL", "AMD", "K6", "ATHLON", "CYRIX",    "MIPS", "SPARC", "ALPHA", "HP", "Unknown" };  static SKL_CST_STRING Exts[] = {     "CPUID", "MMX", "SSE", "SSE2",    "3dNow!", "3dNow2!", "SSE" };  printf( "CPU type: %s\n", Names[_Type] );  printf( "Vendor  : %s\n", _Vendor);  printf( "Model   : %s\n", _Model);  printf( "Ext.    : " );  for(int i=0; (1<<i)<SKL_LAST; i++)    if (_Flags&(1<<i))      printf( "%s ", Exts[i] );  printf( "\n" );}//////////////////////////////////////////////////////////