Function core::arch::x86::_mm_fnmsub_ss
1.27.0 · source · pub unsafe fn _mm_fnmsub_ss(a: __m128, b: __m128, c: __m128) -> __m128
Available on (x86 or x86-64) and target feature
fma
and x86 only.Expand description
Multiplies the lower single-precision (32-bit) floating-point elements in
a
and b
, and subtract packed elements in c
from the negated
intermediate result. Store the result in the lower element of the
returned value, and copy the 3 upper elements from a
to the upper
elements of the result.