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80 lines
2.3 KiB
80 lines
2.3 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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// This tool is used to test passing the IARG_TSC argument to an analysis function in probe mode.
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#include <stdio.h>
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#include <iostream>
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#include <iomanip>
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#include <fstream>
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#include "pin.H"
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using std::cout;
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using std::dec;
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using std::hex;
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using std::string;
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using std::endl;
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#if defined(TARGET_MAC)
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const char* FACTORIAL_NAME="_factorial";
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#else
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const char* FACTORIAL_NAME="factorial";
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#endif
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std::ostream* OutFile = 0;
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/* ===================================================================== */
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/* Command line switches */
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/* ===================================================================== */
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KNOB<string> KnobOutputFile(KNOB_MODE_WRITEONCE, "pintool",
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"o", "", "Specify file name for the tool's output. If no filename is specified, the output will be directed to stdout.");
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VOID AtRtn(VOID* name, ADDRINT arg1, UINT64 tsc)
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{
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*OutFile << reinterpret_cast<CHAR *>(name) << "(" << arg1 << ")" << "\tTime Stamp Counter is: " << hex << tsc << dec << endl;
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}
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VOID Image(IMG img, VOID * v)
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{
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if ( ! IMG_IsMainExecutable(img)) {
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return;
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}
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RTN rtn = RTN_FindByName(img, FACTORIAL_NAME);
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if (RTN_Valid(rtn))
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{
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if ( ! RTN_IsSafeForProbedInsertion( rtn ) )
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{
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*OutFile << "It is not safe to insert a call before " << RTN_Name(rtn) << " in " << IMG_Name(img) << endl;
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return;
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}
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RTN_InsertCallProbed( rtn, IPOINT_BEFORE, AFUNPTR(AtRtn), IARG_PTR, RTN_Name(rtn).c_str(), IARG_FUNCARG_ENTRYPOINT_VALUE, 0, IARG_TSC, IARG_END);
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} else {
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*OutFile << FACTORIAL_NAME << " wasn't found." << endl;
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}
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}
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int main(int argc, char **argv)
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{
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PIN_Init(argc, argv);
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PIN_InitSymbols();
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OutFile = KnobOutputFile.Value().empty() ? &cout : new std::ofstream(KnobOutputFile.Value().c_str());
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IMG_AddInstrumentFunction(Image, 0);
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PIN_StartProgramProbed();
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return 0;
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}
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