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