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stevenbriscoeopcm
stevenbriscoe
authored and
opcm
committed
Experimental daemon implementation
Change-Id: I45ed42ecac9b51b81a0e1d78b62edfa7e5f3b997
1 parent bc3241a commit 52a8306

30 files changed

+2461
-41
lines changed

‎.gitignore

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*.vxd
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*.exe
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*.tgz
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.metadata/
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*.sdf
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*.suo
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Debug
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Release
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Debug64
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Release64
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.metadata/

‎cpucounters.cpp

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@@ -2720,47 +2720,6 @@ uint64 PCM::getTickCount(uint64 multiplier, uint32 core)
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return (multiplier * getInvariantTSC(CoreCounterState(), getCoreCounterState(core))) / getNominalFrequency();
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}
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uint64 RDTSC()
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{
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uint64 result = 0;
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#ifdef _MSC_VER
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// Windows
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#if _MSC_VER>= 1600
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result = static_cast<uint64>(__rdtsc());
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#endif
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#else
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// Linux
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uint32 high = 0, low = 0;
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asm volatile("rdtsc" : "=a" (low), "=d" (high));
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result = low + (uint64(high)<<32ULL);
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#endif
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return result;
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}
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uint64 RDTSCP()
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{
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uint64 result = 0;
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#ifdef _MSC_VER
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// Windows
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#if _MSC_VER>= 1600
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unsigned int Aux;
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result = __rdtscp(&Aux);
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#endif
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#else
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// Linux and OS X
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uint32 high = 0, low = 0;
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asm volatile (
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"rdtscp\n\t"
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"mov %%edx, %0\n\t"
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"mov %%eax, %1\n\t":
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"=r" (high), "=r" (low) :: "%rax", "%rcx", "%rdx");
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result = low + (uint64(high)<<32ULL);
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#endif
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return result;
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}
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uint64 PCM::getTickCountRDTSCP(uint64 multiplier)
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{
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return (multiplier*RDTSCP())/getNominalFrequency();

‎cpucounters.h

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@@ -1264,6 +1264,46 @@ class BasicCounterState
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int32 getThermalHeadroom() const { return ThermalHeadroom; }
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};
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inline uint64 RDTSC()
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{
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uint64 result = 0;
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#ifdef _MSC_VER
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// Windows
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#if _MSC_VER>= 1600
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result = static_cast<uint64>(__rdtsc());
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#endif
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#else
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// Linux
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uint32 high = 0, low = 0;
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asm volatile("rdtsc" : "=a" (low), "=d" (high));
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result = low + (uint64(high)<<32ULL);
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#endif
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return result;
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}
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inline uint64 RDTSCP()
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{
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uint64 result = 0;
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#ifdef _MSC_VER
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// Windows
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#if _MSC_VER>= 1600
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unsigned int Aux;
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result = __rdtscp(&Aux);
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#endif
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#else
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// Linux and OS X
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uint32 high = 0, low = 0;
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asm volatile (
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"rdtscp\n\t"
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"mov %%edx, %0\n\t"
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"mov %%eax, %1\n\t":
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"=r" (high), "=r" (low) :: "%rax", "%rcx", "%rdx");
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result = low + (uint64(high)<<32ULL);
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#endif
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return result;
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}
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/*! \brief Returns QPI LL clock ticks
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\param port QPI port number
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\param before CPU counter state before the experiment

‎daemon/.cproject

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‎daemon/.gitignore

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.project
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client/.project
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client/.cproject
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client/Debug/client
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daemon/.project
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daemon/.cproject
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daemon/Debug/daemon
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daemon/test/test

‎daemon/.project

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