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78 lines
1.8 KiB
78 lines
1.8 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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#include <signal.h>
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#include <assert.h>
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#include <stdio.h>
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#include "pin.H"
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FILE *trace = NULL;
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ADDRINT ProcessAddress(ADDRINT val, VOID *ip)
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{
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fprintf(trace, "%p: %p\n", ip, (void*)val);
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return val;
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}
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VOID RewriteIns(INS ins)
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{
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//fprintf(stderr,"Rewriting %p\n",(void*)INS_Address(ins));
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for (UINT32 memopIdx=0; memopIdx < INS_MemoryOperandCount(ins); memopIdx++)
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{
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REG scratchReg = REG(int(REG_INST_G0)+memopIdx);
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INS_InsertCall(ins, IPOINT_BEFORE,
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AFUNPTR(ProcessAddress),
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IARG_MEMORYOP_EA, memopIdx,
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IARG_INST_PTR,
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IARG_RETURN_REGS, scratchReg, IARG_END);
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INS_RewriteMemoryOperand(ins, memopIdx, scratchReg);
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}
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}
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VOID Trace(TRACE trace, VOID *v)
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{
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for (BBL bbl = TRACE_BblHead(trace); BBL_Valid(bbl); bbl = BBL_Next(bbl))
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{
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for (INS ins = BBL_InsHead(bbl); INS_Valid(ins); ins = INS_Next(ins))
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{
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RewriteIns(ins);
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}
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}
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}
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void AtEnd(INT32 code, VOID *arg)
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{
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fclose(trace);
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}
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int main(int argc, char * argv[])
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{
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PIN_InitSymbols();
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PIN_Init(argc, argv);
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trace = fopen("rewritememtrace.out", "w");
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if (!trace)
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{
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perror("fopen");
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return 1;
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}
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TRACE_AddInstrumentFunction(Trace, 0);
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PIN_AddFiniFunction(AtEnd, 0);
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// Never returns
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PIN_StartProgram();
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return 0;
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}
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