Function llvmint::x86::avx512_mask_vpermt2var_qi_256

pub unsafe extern "C" fn avx512_mask_vpermt2var_qi_256(
    a: i8x32, 
    b: i8x32, 
    c: i8x32, 
    d: i32
) -> i8x32

The llvm.x86.avx512.mask.vpermt2var.qi.256 intrinsic; known as __builtin_ia32_vpermt2varqi256_mask in GCC.