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Intel Open Source License 

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END_LEGAL */
#include "pin.H"
#include "xed-iclass.H"
#include <iostream>
#include <iomanip>

using namespace XED;
UINT64 icount = 0;

#if defined(PIN_MS_COMPATIBLE)
extern "C" void mmx_save(char* buf);
extern "C" void mmx_restore(char* buf);
#endif

VOID mmx_arg(PIN_REGISTER* r, UINT32 opnd_indx, UINT32 regno)
{ 
    char buffer[512+16];
    char* aligned_bufp =reinterpret_cast<char*>(((reinterpret_cast<ADDRINT>(buffer) + 16) >> 4)<<4);
#if defined(PIN_GNU_COMPATIBLE)
    asm("fxsave %0" : "=m"(*aligned_bufp));
#else
    mmx_save(aligned_bufp);
#endif

#if defined(DEBUG_SSE_REF)
    cout << "MMX" << regno << " operand_index: " << opnd_indx << " ";
    cout << setw(10) << r->dword[0] << " ";
    cout << setw(10) << r->dword[1] << " ";
    cout << endl;
#endif
    // increment the destination...
    if (opnd_indx == 0)
    {
        r->dword[0] ++;
    }
#if defined(PIN_GNU_COMPATIBLE)
    asm volatile("fxrstor %0" :: "m"(*aligned_bufp));
#else
    mmx_restore(aligned_bufp);
#endif

    icount++; 
}

VOID xmm_arg(PIN_REGISTER* r, UINT32 opnd_indx, UINT32 regno)
{ 
#if defined(DEBUG_SSE_REF)
    cout << "XMM" << regno << " operand_index: " << opnd_indx << " ";
    for(unsigned int i=0;i< MAX_DWORDS_PER_PIN_REG;i++)
    {
        cout << setw(10) << r->dword[i] << " ";
    }
    cout << endl;
#endif
    // increment the destination...
    if (opnd_indx == 0)
    {
        r->dword[0] ++;
    }
    icount++; 
}
    
VOID Instruction(INS ins, VOID *v)
{
    xed_iclass_t iclass = (xed_iclass_t)INS_Opcode(ins);
    if (iclass == XEDICLASS_MOVQ || iclass == XEDICLASS_MOVDQU)
    {
        const unsigned int opnd_count =  INS_OperandCount(ins);
        unsigned int i=0;
        //for(unsigned int i=0; i < opnd_count;i++)
        {
            if (INS_OperandIsReg(ins,i))
            {
                REG r = INS_OperandReg(ins,i);
                if (REG_is_mm(r))
                {
                    INS_InsertCall(ins, IPOINT_AFTER, (AFUNPTR)mmx_arg, 
                                   IARG_REG_REFERENCE,
                                   r,
                                   IARG_UINT32,
                                   i,
                                   IARG_UINT32, 
                                   (r-REG_MM_BASE),

                                   IARG_END);
                }
                if (REG_is_xmm(r))
                {
                    INS_InsertCall(ins, IPOINT_AFTER, (AFUNPTR)xmm_arg, 
                                   IARG_REG_REFERENCE,
                                   r,
                                   IARG_UINT32,
                                   i,
                                   IARG_UINT32, 
                                   (r-REG_XMM_BASE),
                                   IARG_END);
                }
                
            }
        }
    }

}

VOID Fini(INT32 code, VOID *v)
{
    // Don't output icount as part of the reference output
    // because the dynamic loader may also use xmm insts.
    
    //std::cerr << "Count: " << icount << endl;
}

int main(int argc, char * argv[])
{
    PIN_Init(argc, argv);

    INS_AddInstrumentFunction(Instruction, 0);
    PIN_AddFiniFunction(Fini, 0);
    
    // Never returns
    PIN_StartProgram();
    
    return 0;
}