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117 lines
3.0 KiB
117 lines
3.0 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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//
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// This tool replaces three routines that have different types
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// of ip-relative instructions to ensure that Pin handles this
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// properly.
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//
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#include "pin.H"
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#include <iostream>
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#include "tool_macros.h"
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using std::cerr;
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using std::endl;
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/* ===================================================================== */
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/* Global Variables */
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/* ===================================================================== */
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static void (*pf_iprel_imm)();
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static void (*pf_iprel_reg)(int);
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static int (*pf_reg_iprel)();
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/* ===================================================================== */
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/* Replacement Functions */
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/* ===================================================================== */
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void IprelImmProbe()
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{
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if (pf_iprel_imm)
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{
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(pf_iprel_imm)();
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}
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}
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void IprelRegProbe( int b )
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{
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if (pf_iprel_reg)
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{
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(pf_iprel_reg)( b );
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}
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}
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int RegIprelProbe()
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{
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int a=0;
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if (pf_reg_iprel)
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{
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a = (pf_reg_iprel)();
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}
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return a;
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}
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/* ===================================================================== */
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// Called every time a new image is loaded
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// Look for routines that we want to probe
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VOID ImageLoad(IMG img, VOID *v)
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{
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RTN iprelImmRtn = RTN_FindByName(img, C_MANGLE("iprel_imm"));
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if (RTN_Valid(iprelImmRtn))
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{
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pf_iprel_imm = (void (*)()) RTN_ReplaceProbed(iprelImmRtn,
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AFUNPTR(IprelImmProbe));
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cerr << "Inserted probe for iprel_imm:" << IMG_Name(img) << endl;
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}
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RTN iprelRegRtn = RTN_FindByName(img, C_MANGLE("iprel_reg"));
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if (RTN_Valid(iprelRegRtn))
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{
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pf_iprel_reg = (void (*)(int)) RTN_ReplaceProbed(iprelRegRtn,
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AFUNPTR(IprelRegProbe));
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cerr << "Inserted probe for iprel_reg:" << IMG_Name(img) << endl;
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}
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RTN regIprelRtn = RTN_FindByName(img, C_MANGLE("reg_iprel"));
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if (RTN_Valid(regIprelRtn))
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{
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pf_reg_iprel = (int (*)()) RTN_ReplaceProbed(regIprelRtn,
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AFUNPTR(RegIprelProbe));
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cerr << "Inserted probe for reg_iprel:" << IMG_Name(img) << endl;
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}
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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_InitSymbols();
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PIN_Init(argc,argv);
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IMG_AddInstrumentFunction(ImageLoad, 0);
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PIN_StartProgramProbed();
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return 0;
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}
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/* ===================================================================== */
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/* eof */
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/* ===================================================================== */
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