_mm_movemask_ps
Classification
SSE_ALL, Miscellaneous, CPUID Test: SSE
Header File
Instruction
MOVMSKPS r32, xmm
Synopsis
_mm_movemask_ps(__m128 a);
Description
Set each bit of mask "dst" based on the most significant bit of the corresponding packed single-precision (32-bit) floating-point element in "a".
Operation
FOR j := 0 to 3
i := j*32
IF a[i+31]
dst[j] := 1
ELSE
dst[j] := 0
FI
ENDFOR
dst[MAX:4] := 0