You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

80 lines
2.3 KiB

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