Function vqrdmlahh_lane_s16

pub unsafe fn vqrdmlahh_lane_s16(
    a: i16,
    b: i16,
    c: int16x4_t,
    const LANE: i32,
) -> i16

Available on (AArch64 or target_arch="arm64ec") and target feature rdm only.

Signed saturating rounding doubling multiply accumulate returning high half

Arm’s documentation