# Function core::arch::x86_64::_mm_scalef_sd

source · [−]

    pub unsafe fn _mm_scalef_sd(a: __m128d, b: __m128d) -> __m128d

🔬This is a nightly-only experimental API. (`stdsimd` #48556)
Available on (x86 or x86-64) and target feature `avx512f` and x86-64 only.
Expand description

Scale the packed double-precision (64-bit) floating-point elements in a using values from b, store the result in the lower element of dst, and copy the upper element from a to the upper element of dst.

Intel’s documentation