共用方式為


_mm_set_ss 

Microsoft Specific

Sets the low word of an single-precision, floating-point value to w and clears the upper three words.

__m128 _mm_set_ss(float w );
(composite) 

Return Value

r0 := w 
r1 := r2 := r3 := 0.0 

Requirements

Header: mmintrin.h

END Microsoft Specific

See Also

Reference

Set Operations (SSE)