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/*
* 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.
*/
/* ===================================================================== */
/*! @file
* This file tests calling malloc from the tool and if the memoray
* allocation statistic are reported correctly.
*
* For each trace of the application is allocates 128 bytes.
* In the fini it reports the amount of allocated memory.
* the test is run as:
* pin -t tool_malloc -o tool_malloc.out -xyzzy -statistic -- cp makefile <new-file>
*
* The test then compare between the amount in tool_malloc.out and pintool.log
*/
#include "pin.H"
#include <iostream>
#include <fstream>
#include <stdlib.h>
using std::ofstream;
using std::cerr;
using std::string;
using std::endl;
const INT BUF_SIZE = 100;
struct REC {
CHAR data[BUF_SIZE];
struct REC *next;
};
/* ===================================================================== */
/* Global Variables */
/* ===================================================================== */
struct REC *head = 0;
UINT64 alloc_count = 0;
ofstream TraceFile;
/* ===================================================================== */
/* Commandline Switches */
/* ===================================================================== */
KNOB<string> KnobOutputFile(KNOB_MODE_WRITEONCE, "pintool",
"o", "tool_malloc.out", "specify output file name");
/* ===================================================================== */
INT32 Usage()
{
cerr <<
"This tool allocate a record for each trace, and report the number of allocated bytes"
"\n";
cerr << KNOB_BASE::StringKnobSummary();
cerr << endl;
return -1;
}
/* ===================================================================== */
VOID Trace(TRACE trace, VOID *v)
{
struct REC *rec = (struct REC *)malloc(sizeof(struct REC));
alloc_count += sizeof(struct REC);
rec->next = head;
head = rec;
}
/* ===================================================================== */
VOID Fini(INT32 code, VOID *v)
{
TraceFile.open(KnobOutputFile.Value().c_str());
TraceFile << alloc_count << endl;
TraceFile.close();
}
/* ===================================================================== */
int main(int argc, char *argv[])
{
if( PIN_Init(argc,argv) )
{
return Usage();
}
TRACE_AddInstrumentFunction(Trace, 0);
PIN_AddFiniFunction(Fini, 0);
// Never returns
PIN_StartProgram();
return 0;
}
/* ===================================================================== */
/* eof */
/* ===================================================================== */