Function core::arch::x86_64::_mm_fmaddsub_ps

pub unsafe fn _mm_fmaddsub_ps(a: __m128, b: __m128, c: __m128) -> __m128

This is supported on x86-64 and target feature fma only.

Multiplies packed single-precision (32-bit) floating-point elements in a and b, and alternatively add and subtract packed elements in c to/from the intermediate result.

Intel’s documentation