Function vscalefpd

pub(in ::core_arch::x86::avx512f) unsafe extern ""unadjusted"" fn vscalefpd(a: Simd<f64, 8>, b: Simd<f64, 8>, src: Simd<f64, 8>, mask: u8, rounding: i32) -> Simd<f64, 8>