Function llvmint::x86::avx512_maskz_vpermt2var_q_512

pub unsafe extern "C" fn avx512_maskz_vpermt2var_q_512(
    a: i64x8, 
    b: i64x8, 
    c: i64x8, 
    d: i8
) -> i64x8

The llvm.x86.avx512.maskz.vpermt2var.q.512 intrinsic; known as __builtin_ia32_vpermt2varq512_maskz in GCC.