Function llvmint::x86::avx512_mask_scalef_sd

pub unsafe extern "C" fn avx512_mask_scalef_sd(
    a: f64x2, 
    b: f64x2, 
    c: f64x2, 
    d: i8, 
    e: i32
) -> f64x2

The llvm.x86.avx512.mask.scalef.sd intrinsic; known as __builtin_ia32_scalefsd_round_mask in GCC.