共用方式為


_mm_load1_ps, _mm_load_ps1 

Microsoft Specific

Loads a single single-precision, floating-point value, copying it into all four words.

__m128 _mm_load1_ps(float * p );
MOVSS + shuffling 
__m128 _mm_load_ps1(float * p );
MOVSS + shuffling 

Return Value

r0 := *p 
r1 := *p 
r2 := *p 
r3 := *p 

Requirements

Header: mmintrin.h

END Microsoft Specific

See Also

Reference

Load Operations (SSE)