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EXT-3780 Rewrote windows processor detection to support cpuid brandstring, and x64. 

Refactored the CProcessor class into LLProcessorInfo.
Reviewed by brad
master
Mark Palange (Mani) 2010-01-07 16:15:51 -08:00
parent 7da0559c47
commit dd500fb1fd
3 changed files with 1116 additions and 607 deletions
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1668
indra/llcommon/llprocessor.cpp
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File diff suppressed because it is too large Load Diff

29
indra/llcommon/llprocessor.h
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@ -30,14 +30,30 @@
* $/LicenseInfo$
*/
// Author: Benjamin Jurke
// File history: 27.02.2002 File created.
///////////////////////////////////////////
#ifndef LLPROCESSOR_H
#define LLPROCESSOR_H
class LLProcessorInfo
{
public:
LLProcessorInfo();
~LLProcessorInfo();
F64 getCPUFrequency() const;
bool hasSSE() const;
bool hasSSE2() const;
bool hasAltivec() const;
std::string getCPUFamilyName() const;
std::string getCPUBrandName() const;
std::string getCPUFeatureDescription() const;
};
# if 0
// Author: Benjamin Jurke
// File history: 27.02.2002 File created.
///////////////////////////////////////////
// Options:
///////////
#if LL_WINDOWS
@ -166,7 +182,7 @@ public:
// Private vars:
////////////////
public:
private:
F64 uqwFrequency;
char strCPUName[128]; /* Flawfinder: ignore */
ProcessorInfo CPUInfo;
@ -192,5 +208,6 @@ public:
bool WriteInfoTextFile(const std::string& strFilename);
};
#endif // 0
#endif
#endif // LLPROCESSOR_H

26
indra/llcommon/llsys.cpp
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@ -513,18 +513,17 @@ U32 LLOSInfo::getProcessResidentSizeKB()
LLCPUInfo::LLCPUInfo()
{
std::ostringstream out;
CProcessor proc;
const ProcessorInfo* info = proc.GetCPUInfo();
LLProcessorInfo proc;
// proc.WriteInfoTextFile("procInfo.txt");
mHasSSE = info->_Ext.SSE_StreamingSIMD_Extensions;
mHasSSE2 = info->_Ext.SSE2_StreamingSIMD2_Extensions;
mHasAltivec = info->_Ext.Altivec_Extensions;
mCPUMhz = (S32)(proc.GetCPUFrequency(50)/1000000.0);
mFamily.assign( info->strFamily );
mHasSSE = proc.hasSSE();
mHasSSE2 = proc.hasSSE2();
mHasAltivec = proc.hasAltivec();
mCPUMhz = (S32)(proc.getCPUFrequency()/1000000.0);
mFamily = proc.getCPUFamilyName();
mCPUString = "Unknown";
#if LL_WINDOWS || LL_DARWIN || LL_SOLARIS
out << proc.strCPUName;
out << proc.getCPUBrandName();
if (200 < mCPUMhz && mCPUMhz < 10000) // *NOTE: cpu speed is often way wrong, do a sanity check
{
out << " (" << mCPUMhz << " MHz)";
@ -609,16 +608,7 @@ void LLCPUInfo::stream(std::ostream& s) const
{
#if LL_WINDOWS || LL_DARWIN || LL_SOLARIS
// gather machine information.
char proc_buf[CPUINFO_BUFFER_SIZE]; /* Flawfinder: ignore */
CProcessor proc;
if(proc.CPUInfoToText(proc_buf, CPUINFO_BUFFER_SIZE))
{
s << proc_buf;
}
else
{
s << "Unable to collect processor information" << std::endl;
}
s << LLProcessorInfo().getCPUFeatureDescription();
#else
// *NOTE: This works on linux. What will it do on other systems?
LLFILE* cpuinfo = LLFile::fopen(CPUINFO_FILE, "rb");