GatherRegImpl.h

// GatherRegImpl.h:
// ------------
//

#ifndef __IPSDKUTIL_INSTRUCTIONSET_DETAIL_AVX_GATHERREGIMPL_H__
#define __IPSDKUTIL_INSTRUCTIONSET_DETAIL_AVX_GATHERREGIMPL_H__

#include <IPSDKUtil/IPSDKUtilExports.h>
#include <IPSDKUtil/InstructionSet/Gather/detail/GatherReg.h>
#include <IPSDKUtil/InstructionSet/unload.h>
#include <IPSDKUtil/Tools/ForceInline.h>

namespace ipsdk {
namespace simd {
namespace detail {


// gather implementation for AVX for real32 type
IPSDK_FORCEINLINE
void
GatherReg<eInstructionSet::eIS_Avx, ipReal32>::act(
    const ipReal32* baseAddress, const ipUInt32* indexes,
    AvxType<ipReal32>::Type& out)
{
    out = _mm256_set_ps(*(baseAddress + indexes[7]),
                        *(baseAddress + indexes[6]),
                        *(baseAddress + indexes[5]),
                        *(baseAddress + indexes[4]),
                        *(baseAddress + indexes[3]),
                        *(baseAddress + indexes[2]),
                        *(baseAddress + indexes[1]),
                        *(baseAddress + indexes[0]));
}

// gather implementation for AVX for real32 type
IPSDK_FORCEINLINE
void
GatherReg<eInstructionSet::eIS_Avx, ipReal32>::act(
    const ipReal32* baseAddress, const AvxType<ipUInt32>::Type& regIdx,
    AvxType<ipReal32>::Type& out)
{
    ipUInt32 indexes[8];
    UnloadReg<eInstructionSet::eIS_Avx, ipUInt32>::act(regIdx, indexes);
    out = _mm256_set_ps(*(baseAddress + indexes[7]),
                        *(baseAddress + indexes[6]),
                        *(baseAddress + indexes[5]),
                        *(baseAddress + indexes[4]),
                        *(baseAddress + indexes[3]),
                        *(baseAddress + indexes[2]),
                        *(baseAddress + indexes[1]),
                        *(baseAddress + indexes[0]));
}


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

#endif // __IPSDKUTIL_INSTRUCTIONSET_DETAIL_AVX_GATHERREGIMPL_H__