Exemplos de CompareFpContext em C++ (Cpp)

Exemplo n.º 1

Arquivo: verify_fp_context.cpp Projeto: andrewjinyounglee/PerVERT

VOID VerifyFpContext(ADDRINT pcval, CONTEXT * context)
{
    
    
    
    //printf ("fpContextFromXsave %x FPSTATE_SIZE %d FPSTATE_ALIGNMENT %d\n", fpContextFromXsave, FPSTATE_SIZE, FPSTATE_ALIGNMENT);
    //fflush (stdout);
    Do_Xsave (fpContextFromXsave);

    
    //printf ("fpContextFromFxsave %x\n", fpContextFromFxsave);
    //fflush (stdout);
    Do_Fxsave (fpContextFromFxsave);
    

    PIN_SaveContext(context, &contextFromPin); 
    
    FPSTATE *fpContextFromPin = 
        reinterpret_cast<FPSTATE *>
        (( reinterpret_cast<ADDRINT>(fpContextSpaceForFpConextFromPin) + (FPSTATE_ALIGNMENT - 1)) & (-1*FPSTATE_ALIGNMENT));
    //printf ("fpContextFromPin %x\n", fpContextFromPin);
    //fflush (stdout);
    PIN_GetContextFPState(&contextFromPin, fpContextFromPin);

    
    BOOL hadError = FALSE;
    
    if (!CompareFpContext (fpContextFromPin, fpContextFromXsave, TRUE))
    {
        fprintf (log_inl, "***ERROR in xsave fp context\n");
        printf ("***ERROR in xsave fp context see file %s\n",  KnobOutputFile.Value().c_str());
        fflush (stdout);
        string s = disassemble ((pcval),(pcval)+15);
        fprintf (log_inl,"    %s\n", s.c_str());
        exit (-1);
    }

    if (!CompareFpContext (fpContextFromPin, fpContextFromFxsave, FALSE))
    {
        fprintf (log_inl, "***ERROR in fxsave fp context\n");
        printf ("***ERROR in fxsave fp context see file %s\n",  KnobOutputFile.Value().c_str());
        fflush (stdout);
        string s = disassemble ((pcval),(pcval)+15);
        fprintf (log_inl,"    %s\n", s.c_str());
        exit (-1);
    }
    //printf ("verify success\n");
    //fflush (stdout);
    
}

Exemplo n.º 2

Arquivo: context_stack_and_spill.cpp Projeto: FengXingYuXin/SHMA

VOID  VerifyContext (CONTEXT *contextAtVerify)
{
    BOOL successInt = CompareIntContext(contextAtVerify, &contextAtReceive);
    BOOL successFp = CompareFpContext(contextAtVerify, &contextAtReceive);
    if (!successInt || !successFp)
    {
        exit(-1);
    }
}

Exemplo n.º 3

Arquivo: verify_fp_context_deprecated.cpp Projeto: andrewjinyounglee/PerVERT

VOID VerifyFpContext(ADDRINT pcval, CONTEXT * context)
{
    
    
    
    //printf ("fpContextFromXsave %x FPSTATE_SIZE %d FPSTATE_ALIGNMENT %d\n", fpContextFromXsave, FPSTATE_SIZE, FPSTATE_ALIGNMENT);
    //fflush (stdout);
    Do_Xsave (fpContextFromXsave);

    
    //printf ("fpContextFromFxsave %x\n", fpContextFromFxsave);
    //fflush (stdout);
    Do_Fxsave (fpContextFromFxsave);
    

    PIN_SaveContext(context, &contextFromPin); 
    
    FPSTATE *fpContextFromPin = 
        reinterpret_cast<FPSTATE *>
        (( reinterpret_cast<ADDRINT>(fpContextSpaceForFpConextFromPin) + (FPSTATE_ALIGNMENT - 1)) & (-1*FPSTATE_ALIGNMENT));
    unsigned char * ptr = (reinterpret_cast< unsigned char *>(fpContextFromPin))+ sizeof (FXSAVE);
    // set values after fxsave part of fp context - to verify that the deprecated call to PIN_GetContextFPState does NOT change these
    memset (ptr, 0xa5, sizeof(FPSTATE) - sizeof (FXSAVE));
    PIN_GetContextFPState(&contextFromPin, reinterpret_cast<void *>(fpContextFromPin));

    for (int i=0; i<sizeof(FPSTATE) - sizeof (FXSAVE); i++,ptr++)
    {
        if (*ptr != 0xa5)
        {
            printf ("**** ERROR: value set after FXSAVE part in deprecated PIN_GetContextFPState *ptr = %x  (i %d)\n", *ptr, i);
            exit (-1);
        }
    }

    PIN_GetContextFPState(&contextFromPin, fpContextFromPin);
    ptr = (reinterpret_cast< unsigned char *>(fpContextFromPin))+ sizeof (FXSAVE);

    FPSTATE *fpContextFromPin1 = 
        reinterpret_cast<FPSTATE *>
        (( reinterpret_cast<ADDRINT>(fpContextSpaceForFpConextFromPin1) + (FPSTATE_ALIGNMENT - 1)) & (-1*FPSTATE_ALIGNMENT));
    
    PIN_GetContextFPState(&contextFromPin, fpContextFromPin1);
    // set values after fxsave part of fp context - to verify that the deprecated call to PIN_SetContextFPState does NOT change these
    unsigned char * ptr1 = (reinterpret_cast< unsigned char *>(fpContextFromPin1)) + sizeof (FXSAVE);
    memset (ptr1, 0xa5, sizeof(FPSTATE) - sizeof (FXSAVE));
    PIN_SetContextFPState(&contextFromPin, reinterpret_cast<const void *>(fpContextFromPin1));
    PIN_GetContextFPState(&contextFromPin, fpContextFromPin1);
    if (memcmp (ptr1, ptr, sizeof(FPSTATE) - sizeof (FXSAVE)) != 0)
    {
        printf ("**** ERROR: value set after FXSAVE part in deprecated PIN_SetContextFPState\n");
        exit (-1);
    }

    if (!CompareFpContext (fpContextFromPin, fpContextFromFxsave, FALSE))
    {
        fprintf (log_inl, "***ERROR in fxsave fp context\n");
        printf ("***ERROR in fxsave fp context see file %s\n",  KnobOutputFile.Value().c_str());
        fflush (stdout);
        string s = disassemble ((pcval),(pcval)+15);
        fprintf (log_inl,"    %s\n", s.c_str());
        exit (-1);
    }
}

Exemplo n.º 4

Arquivo: inlined-stack-arg1.cpp Projeto: EmilyBragg/profiling-tool

BOOL CompareContext (CONTEXT *context1, CONTEXT *context2)
{
    BOOL compareIntOk = CompareIntContext (context1, context2);
    BOOL compareFpOk = CompareFpContext (context1, context2);
    return (compareIntOk && compareFpOk);
}