_mm_cmpord_ss
Classification
Header File
Instruction
CMPSS xmm, xmm, imm8
Synopsis
_mm_cmpord_ss(__m128 a, __m128 b);
Description
Compare the lower single-precision (32-bit) floating-point elements in "a" and "b" to see if neither is NaN, store the result in the lower element of "dst", and copy the upper 3 packed elements from "a" to the upper elements of "dst".
Operation
dst[31:0] := ( a[31:0] != NaN AND b[31:0] != NaN ) ? 0xFFFFFFFF : 0
dst[127:32] := a[127:32]