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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.
*/
#include <stdio.h>
#include "pin.H"
using std::string;
KNOB<string> KnobOutputFile(KNOB_MODE_WRITEONCE, "pintool", "o", "thread_count2.out", "Output file");
/* ===================================================================== */
/* Global Variables */
/* ===================================================================== */
FILE * out;
PIN_LOCK pinLock;
INT32 threadCreated = 0;
INT32 threadEnded = 0;
/* ===================================================================== */
VOID ThreadStart(THREADID threadid, CONTEXT *ctxt, INT32 flags, VOID *v)
{
PIN_GetLock(&pinLock, PIN_GetTid());
threadCreated++;
PIN_ReleaseLock(&pinLock);
}
/* ===================================================================== */
VOID ThreadFini(THREADID threadid, const CONTEXT *ctxt, INT32 code, VOID *v)
{
PIN_GetLock(&pinLock, PIN_GetTid());
threadEnded++;
PIN_ReleaseLock(&pinLock);
}
/* ===================================================================== */
VOID Fini(INT32 code, VOID *v)
{
fprintf(out, "Number of threads created - %d\n", (int)threadCreated);
fprintf(out, "Number of threads terminated - %d\n", (int)threadEnded);
fclose(out);
}
/* ===================================================================== */
VOID UseToolStack()
{
UINT32 local = 0;
local++;
}
/* ===================================================================== */
VOID Instruction(INS ins, VOID *v)
{
INS_InsertCall(ins, IPOINT_BEFORE, (AFUNPTR)UseToolStack, IARG_END);
}
/* ===================================================================== */
int main(INT32 argc, CHAR **argv)
{
PIN_Init(argc, argv);
PIN_InitLock(&pinLock);
out = fopen(KnobOutputFile.Value().c_str(), "w");
INS_AddInstrumentFunction(Instruction, 0);
PIN_AddThreadStartFunction(ThreadStart, 0);
PIN_AddThreadFiniFunction(ThreadFini, 0);
PIN_AddFiniFunction(Fini, 0);
// Never returns
PIN_StartProgram();
return 0;
}