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90 lines
2.4 KiB
90 lines
2.4 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 <stdio.h>
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#include "pin.H"
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#define DF_MASK 0x400
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#define DF_POS 10
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#if defined(__cplusplus)
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extern "C"
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#endif
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int source[4] = {1,1,1,1};
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#if defined(__cplusplus)
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extern "C"
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#endif
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int dest[4] = {0,0,0,0};
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// This function is called before every instruction is executed
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// it should move source[1] and source[2] into dest[1] and dest[2] respectively
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// The movsd is the first instruction to access the flags
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// If there is a bug anf the DF is set - then it will move source[1] and source[0] into dest[1]
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// and dest[0] respectively
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// In the Fini function we check that dest has it's expected values
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#if defined(__cplusplus)
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extern "C"
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#endif
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VOID TestDfByMovsd ();
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// Pin calls this function every time a new instruction is encountered
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VOID Instruction(INS ins, VOID *v)
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{
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INS_InsertCall(ins, IPOINT_BEFORE, (AFUNPTR)TestDfByMovsd, IARG_END);
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}
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// This function is called when the application exits
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VOID Fini(INT32 code, VOID *v)
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{
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BOOL hadFailure = false;
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if (dest[0]!=0)
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{
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printf ("Unexpected value of dest[0] %d\n", dest[0]);
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hadFailure = true;
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}
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if (dest[1]!=1)
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{
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printf ("Unexpected value of dest[1] %d\n", dest[1]);
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hadFailure = true;
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}
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if (dest[2]!=1)
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{
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printf ("Unexpected value of dest[2] %d\n", dest[2]);
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hadFailure = true;
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}
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if (dest[3]!=0)
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{
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printf ("Unexpected value of dest[3] %d\n", dest[3]);
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hadFailure = true;
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}
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printf ("Finished: hadFailure %d\n", hadFailure);
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fflush (stdout);
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}
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// argc, argv are the entire command line, including pin -t <toolname> -- ...
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int main(int argc, char * argv[])
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{
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// Initialize pin
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PIN_Init(argc, argv);
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// Register Instruction to be called to instrument instructions
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INS_AddInstrumentFunction(Instruction, 0);
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// Register Fini to be called when the application exits
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PIN_AddFiniFunction(Fini, 0);
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// Start the program, never returns
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PIN_StartProgram();
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return 0;
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}
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