_mm_add_ss
Classification
SSE_ALL, Arithmetic, CPUID Test: SSE
Header File
Instruction
ADDSS xmm, xmm
Synopsis
_mm_add_ss(__m128 a, __m128 b);
Description
Add the lower single-precision (32-bit) floating-point element in "a" and "b", 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] + b[31:0]
dst[127:32] := a[127:32]