/*
=================
Sys_GetProcessorFeatures
=================
*/
int Sys_GetProcessorFeatures( void )
{
int features = 0;
//cpuFeatures_t features = (cpuFeatures_t)0;
CPUINFO cpuinfo;
GetCPUInfo( &cpuinfo, CI_FALSE );
if( HasCPUID() ) features |= CF_RDTSC;
if( HasMMX( &cpuinfo ) ) features |= CF_MMX;
if( HasMMXExt( &cpuinfo ) ) features |= CF_MMX_EXT;
if( Has3DNow( &cpuinfo ) ) features |= CF_3DNOW;
if( Has3DNowExt( &cpuinfo ) ) features |= CF_3DNOW_EXT;
if( HasSSE( &cpuinfo ) ) features |= CF_SSE;
if( HasSSE2( &cpuinfo ) ) features |= CF_SSE2;
if( HasSSE3( &cpuinfo ) ) features |= CF_SSE3;
if( HasSSSE3( &cpuinfo ) ) features |= CF_SSSE3;
if( HasSSE4_1( &cpuinfo ) ) features |= CF_SSE4_1;
if( HasSSE4_2( &cpuinfo ) ) features |= CF_SSE4_2;
if( HasHTT( &cpuinfo ) ) features |= CF_HasHTT;
if( HasSerial( &cpuinfo ) ) features |= CF_HasSerial;
if( Is64Bit( &cpuinfo ) ) features |= CF_Is64Bit;
return features;
}
nglString nglCPUInfo::Dump()
{
nglString text, buffer;
uint count = GetCount();
if (count == 0)
{
text = _T("no host CPU information available");
return text;
}
switch (GetFamily())
{
case eUnknown: text += _T("unknown"); break;
case eIA32 : text += _T("IA32"); break;
case eIA64 : text += _T("IA64"); break;
case ePPC : text += _T("PPC"); break;
case eAlpha : text += _T("Alpha"); break;
case eMIPS : text += _T("MIPS"); break;
}
if (count > 1)
{
buffer.Format(_T(" x %d"), count);
text += _T(" x %d");
}
buffer.Format(_T("%s%s%s%s%s"),
HasMMX() ? _T(" MMX") : _T(""),
HasSSE() ? _T(" SSE") : _T(""),
HasSSE2() ? _T(" SSE2") : _T(""),
Has3DNow() ? _T(" 3DNow") : _T(""),
HasAltivec() ? _T(" Altivec") : _T(""));
if (buffer.GetLength())
{
text += _T(" with");
text += buffer;
}
return text;
}
bool TestSettings()
{
bool pass = true;
cout << "\nTesting Settings...\n\n";
if (*(word32 *)"\x01\x02\x03\x04" == 0x04030201L)
{
#ifdef IS_LITTLE_ENDIAN
cout << "passed: ";
#else
cout << "FAILED: ";
pass = false;
#endif
cout << "Your machine is little endian.\n";
}
else if (*(word32 *)"\x01\x02\x03\x04" == 0x01020304L)
{
#ifndef IS_LITTLE_ENDIAN
cout << "passed: ";
#else
cout << "FAILED: ";
pass = false;
#endif
cout << "Your machine is big endian.\n";
}
else
{
cout << "FAILED: Your machine is neither big endian nor little endian.\n";
pass = false;
}
if (sizeof(byte) == 1)
cout << "passed: ";
else
{
cout << "FAILED: ";
pass = false;
}
cout << "sizeof(byte) == " << sizeof(byte) << endl;
if (sizeof(word16) == 2)
cout << "passed: ";
else
{
cout << "FAILED: ";
pass = false;
}
cout << "sizeof(word16) == " << sizeof(word16) << endl;
if (sizeof(word32) == 4)
cout << "passed: ";
else
{
cout << "FAILED: ";
pass = false;
}
cout << "sizeof(word32) == " << sizeof(word32) << endl;
#ifdef WORD64_AVAILABLE
if (sizeof(word64) == 8)
cout << "passed: ";
else
{
cout << "FAILED: ";
pass = false;
}
cout << "sizeof(word64) == " << sizeof(word64) << endl;
#elif defined(CRYPTOPP_NATIVE_DWORD_AVAILABLE)
if (sizeof(dword) >= 8)
{
cout << "FAILED: sizeof(dword) >= 8, but WORD64_AVAILABLE not defined" << endl;
pass = false;
}
else
cout << "passed: word64 not available" << endl;
#endif
#ifdef CRYPTOPP_WORD128_AVAILABLE
if (sizeof(word128) == 16)
cout << "passed: ";
else
{
cout << "FAILED: ";
pass = false;
}
cout << "sizeof(word128) == " << sizeof(word128) << endl;
#endif
if (sizeof(word) == 2*sizeof(hword)
#ifdef CRYPTOPP_NATIVE_DWORD_AVAILABLE
&& sizeof(dword) == 2*sizeof(word)
#endif
)
cout << "passed: ";
else
{
cout << "FAILED: ";
pass = false;
}
cout << "sizeof(hword) == " << sizeof(hword) << ", sizeof(word) == " << sizeof(word);
#ifdef CRYPTOPP_NATIVE_DWORD_AVAILABLE
cout << ", sizeof(dword) == " << sizeof(dword);
#endif
cout << endl;
bool hasMMX = HasMMX();
bool hasISSE = HasISSE();
bool hasSSE2 = HasSSE2();
bool hasSSSE3 = HasSSSE3();
bool isP4 = IsP4();
int cacheLineSize = GetCacheLineSize();
if ((isP4 && (!hasMMX || !hasSSE2)) || (hasSSE2 && !hasMMX) || (cacheLineSize < 16 || cacheLineSize > 256 || !IsPowerOf2(cacheLineSize)))
{
cout << "FAILED: ";
pass = false;
}
else
cout << "passed: ";
cout << "hasMMX == " << hasMMX << ", hasISSE == " << hasISSE << ", hasSSE2 == " << hasSSE2 << ", hasSSSE3 == " << hasSSSE3 << ", isP4 == " << isP4 << ", cacheLineSize == " << cacheLineSize;
if (!pass)
{
cout << "Some critical setting in config.h is in error. Please fix it and recompile." << endl;
abort();
}
return pass;
}
