Function sub_i8_m256i

pub fn sub_i8_m256i(a: m256i, b: m256i) -> m256i

Available on crate feature dep_safe_arch only.

Lanewise a - b with lanes as i8.

let a = m256i::from([5_i8; 32]);
let b = m256i::from([10_i8; 32]);
let c: [i8; 32] = sub_i8_m256i(a, b).into();
assert_eq!(c, [-5_i8; 32]);

• Intrinsic: _mm256_sub_epi8
• Assembly: vpsubb ymm, ymm, ymm