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87 lines
2.7 KiB
87 lines
2.7 KiB
/*
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* Copyright 2002-2019 Intel Corporation.
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*
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* This software is provided to you as Sample Source Code as defined in the accompanying
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* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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* section 1.L.
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*
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* This software and the related documents are provided as is, with no express or implied
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* warranties, other than those that are expressly stated in the License.
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*/
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#include <iostream>
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#include <fstream>
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#include "pin.H"
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using std::cerr;
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using std::ofstream;
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using std::ios;
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using std::string;
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using std::endl;
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ofstream OutFile;
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// The running count of instructions is kept here
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// make it static to help the compiler optimize docount
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static UINT64 icount = 0;
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// This function is called before every block
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VOID docount(UINT32 c) { icount += c; }
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// Pin calls this function every time a new basic block is encountered
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// It inserts a call to docount
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VOID Trace(TRACE trace, VOID *v)
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{
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// Visit every basic block in the trace
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for (BBL bbl = TRACE_BblHead(trace); BBL_Valid(bbl); bbl = BBL_Next(bbl))
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{
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// Insert a call to docount before every bbl, passing the number of instructions
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BBL_InsertCall(bbl, IPOINT_BEFORE, (AFUNPTR)docount, IARG_UINT32, BBL_NumIns(bbl), IARG_END);
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}
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}
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KNOB<string> KnobOutputFile(KNOB_MODE_WRITEONCE, "pintool",
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"o", "inscount.out", "specify output file name");
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// This function is called when the application exits
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VOID Fini(INT32 code, VOID *v)
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{
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// Write to a file since cout and cerr maybe closed by the application
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OutFile.setf(ios::showbase);
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OutFile << "Count " << icount << endl;
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OutFile.close();
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}
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/* ===================================================================== */
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/* Print Help Message */
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/* ===================================================================== */
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INT32 Usage()
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{
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cerr << "This tool counts the number of dynamic instructions executed" << endl;
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cerr << endl << KNOB_BASE::StringKnobSummary() << endl;
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return -1;
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}
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/* ===================================================================== */
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/* Main */
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/* ===================================================================== */
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int main(int argc, char * argv[])
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{
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// Initialize pin
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if (PIN_Init(argc, argv)) return Usage();
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OutFile.open(KnobOutputFile.Value().c_str());
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// Register Instruction to be called to instrument instructions
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TRACE_AddInstrumentFunction(Trace, 0);
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// Register Fini to be called when the application exits
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PIN_AddFiniFunction(Fini, 0);
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// Start the program, never returns
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PIN_StartProgram();
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return 0;
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}
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