ScanPack.h

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// ScanPack.h:
// -------------------
//

#ifndef __IPSDKUTIL_INSTRUCTIONSET_ARITHMETIC_DETAIL_STD_SCANPACK_H__
#define __IPSDKUTIL_INSTRUCTIONSET_ARITHMETIC_DETAIL_STD_SCANPACK_H__

#include <IPSDKUtil/IPSDKUtilExports.h>
#include <IPSDKUtil/InstructionSet/BasePack.h>
#include <IPSDKUtil/Tools/ForceInline.h>

namespace ipsdk {
namespace simd {
namespace detail {


template <typename T>
struct ScanFunc<eInstructionSet::eIS_Standard, T>
{
    static IPSDK_FORCEINLINE
    void act(const T* in, T* out, ipUInt64 nbElts)
    {
        out[0] = in[0];
        for (ipUInt64 i = 1; i < nbElts; ++i) {

            out[i] = in[i] + out[i - 1];
        }
    }
};

template <typename T>
struct ScanPack<eInstructionSet::eIS_Standard, T>
{
    static IPSDK_FORCEINLINE
    BasePack<ePackType::ePT_Scalar, T>
    act(const BasePack<ePackType::ePT_Scalar, T>& in)
    {
        return BasePack<ePackType::ePT_Scalar, T>(in._val);
    }

    static IPSDK_FORCEINLINE
    void
    act(const BasePack<ePackType::ePT_Scalar, T>& in,
        BasePack<ePackType::ePT_Scalar, T>& out)
    {
        out = BasePack<ePackType::ePT_Scalar, T>(in._val);
    }
};


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

#endif // __IPSDKUTIL_INSTRUCTIONSET_ARITHMETIC_DETAIL_STD_SCANPACK_H__