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95 lines
2.2 KiB
95 lines
2.2 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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// Test an analysis routine that does an fxsave/fxstore.
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#include <iostream>
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#include <stdio.h>
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#include "pin.H"
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using std::cerr;
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using std::endl;
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void my_print(int x)
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{
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#if defined(TARGET_IA32) || defined(TARGET_IA32E)
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static char buffer[2048];
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static char* aligned_bufp =reinterpret_cast<char*>
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(((reinterpret_cast<ADDRINT>(buffer) + 16) >> 4)<<4);
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#if defined(PIN_GNU_COMPATIBLE)
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cerr << "Pin GNU compatible" << endl;
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asm volatile ("fxsave %0\n\t"
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"emms"
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: "=m"(*aligned_bufp));
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#else
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__asm {
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push eax
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mov eax, aligned_bufp
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fxsave [eax]
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pop eax
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}
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#endif
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#endif
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cerr << "my_print: " << x << endl;
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double y = x * 0.33445;
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cerr << "Done initializing y" << endl;
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cerr << y << endl;
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cerr << "Done with my_print" << endl;
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#if defined(TARGET_IA32) || defined(TARGET_IA32E)
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#if defined(PIN_GNU_COMPATIBLE)
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asm volatile ("fxrstor %0" :: "m"(*aligned_bufp));
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#else
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__asm {
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push eax
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mov eax, aligned_bufp
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fxrstor [eax]
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pop eax
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}
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#endif
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#endif
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}
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VOID ImageLoad(IMG img, VOID * v)
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{
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RTN rtn;
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rtn = RTN_FindByName(img, "print");
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if (RTN_Valid(rtn))
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{
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RTN_Open(rtn);
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RTN_InsertCall(rtn, IPOINT_BEFORE,
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(AFUNPTR)my_print,
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IARG_FUNCARG_ENTRYPOINT_VALUE, 0,
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IARG_END);
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RTN_Close(rtn);
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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_StartProgram();
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return 0;
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}
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