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Microsoft Specific
Shifts four 16-bit values in m right the amount specified by count while shifting in the sign bit.
__m64 _mm_srai_pi16 (__m64 m , int count);
PSRAWI
Remarks
For the best performance, count should be a constant. A synonym for _mm_srai_pi16 is _m_psrawi.
Requirements
Header: mmintrin.h
END Microsoft Specific