_mm_ucomile_ss
Classification
Header File
Instruction
UCOMISS xmm, xmm
Synopsis
_mm_ucomile_ss(__m128 a, __m128 b);
Description
Compare the lower single-precision (32-bit) floating-point element in "a" and "b" for less-than-or-equal, and return the boolean result (0 or 1). This instruction will not signal an exception for QNaNs.
Operation
RETURN ( a[31:0] != NaN AND b[31:0] != NaN AND a[31:0] <= b[31:0] ) ? 1 : 0