| Parameter | Description |
|---|---|
| a | Vector a |
| b | Vector b |
| c | Vector c |
v128 Vector
Multiply the lower double-precision (64-bit) floating-point elements in a and b, and add the negated intermediate result to the lower element in c. Store the result in the lower element of dst, and copy the upper element from a to the upper element of dst.
____ vfnmadd213sd xmm, xmm, xmm