AllBitsToZeroReg.h

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// AllBitsToZeroReg.h:
// -------------------
//

#ifndef __IPSDKUTIL_INSTRUCTIONSET_LOGICAL_DETAIL_ALLBITSTOZEROREG_H__
#define __IPSDKUTIL_INSTRUCTIONSET_LOGICAL_DETAIL_ALLBITSTOZEROREG_H__

#include <IPSDKUtil/IPSDKUtilExports.h>
#include <IPSDKUtil/InstructionSet/RegType.h>
#include <IPSDKUtil/InstructionSet/detail/AssignReg.h>
#include <IPSDKUtil/InstructionSet/detail/BitwiseCastReg.h>
#include <IPSDKUtil/Tools/ForceInline.h>

namespace ipsdk {
namespace simd {
namespace detail {


template <eInstructionSet::domain IS, typename T, typename Enable=void>
struct AllBitsToZeroReg
{
};

#define IMPLEMENT_ALLBITSTOZEROREG_INT(type)            \
template <eInstructionSet::domain IS>                   \
struct AllBitsToZeroReg<IS, type>                       \
{                                                       \
    static IPSDK_FORCEINLINE                            \
    typename RegType<IS, type>::Type                    \
    act()                                               \
    {                                                   \
        return AssignReg<IS, ipUInt8>::act(0x0);        \
    }                                                   \
};

IMPLEMENT_ALLBITSTOZEROREG_INT(ipInt8)
IMPLEMENT_ALLBITSTOZEROREG_INT(ipUInt8)
IMPLEMENT_ALLBITSTOZEROREG_INT(ipInt16)
IMPLEMENT_ALLBITSTOZEROREG_INT(ipUInt16)
IMPLEMENT_ALLBITSTOZEROREG_INT(ipInt32)
IMPLEMENT_ALLBITSTOZEROREG_INT(ipUInt32)
IMPLEMENT_ALLBITSTOZEROREG_INT(ipInt64)
IMPLEMENT_ALLBITSTOZEROREG_INT(ipUInt64)
/*
template <eInstructionSet::domain IS, typename T>
struct AllBitsToZeroReg<
    IS,
    T,
    typename boost::enable_if<boost::is_integral<T>>
>
{
    static IPSDK_FORCEINLINE
    typename RegType<IS, T>::Type
    act()
    {
        return AssignReg<IS, ipUInt8>::act(0x0);
    }
};*/

template <eInstructionSet::domain IS>
struct AllBitsToZeroReg<IS, ipReal32>
{
    static IPSDK_FORCEINLINE
    typename RegType<IS, ipReal32>::Type
    act()
    {
        return BitwiseCastReg<IS, ipUInt8, ipReal32>::act(
            AssignReg<IS, ipUInt8>::act(0x0));
    }
};

template <eInstructionSet::domain IS>
struct AllBitsToZeroReg<IS, ipReal64>
{
    static IPSDK_FORCEINLINE
        typename RegType<IS, ipReal64>::Type
        act()
    {
        return BitwiseCastReg<IS, ipUInt8, ipReal64>::act(
            AssignReg<IS, ipUInt8>::act(0x0));
    }
};


} // end of namespace detail
} // end of namespace simd
} // end of namespace ipsdk

#endif // __IPSDKUTIL_INSTRUCTIONSET_LOGICAL_DETAIL_ALLBITSTOZEROREG_H__