Macro safe_arch::shift_left_i32_immediate_m128i

macro_rules! shift_left_i32_immediate_m128i {
    ($a:expr, $imm:expr) => { ... };
}

Shifts all i32 lanes left by an immediate.

let a = m128i::from([1, 2, -3, -4]);
let c: [i32; 4] = shift_left_i32_immediate_m128i!(a, 3).into();
assert_eq!(c, [1 << 3, 2 << 3, -3 << 3, -4 << 3]);