Function safe_arch::move_mask_i8_m256i

source · 
pub fn move_mask_i8_m256i(a: m256i) -> i32
Available with target feature avx2 only.
Expand description

Create an i32 mask of each sign bit in the i8 lanes.

let a = m256i::from([
  0_i8, 11, 2, -13, 4, 15, 6, -17, -8, 19, -20, 21, 22, -23, 24, 127, 0, -1, 3, 4, 5, 1, -2, -4,
  -8, 12, 13, 14, 29, 30, -31, 32,
]);
assert_eq!(0b01000001110000100010010110001000, move_mask_i8_m256i(a));