tiny.simd.sumsOf2

1pub fn sumsOf2(comptime D: type, value: D.Vector) D.repartition(wideLane(D.Lane)).Vector {2    const W = wideLane(D.Lane);3    const R = D.repartition(W);4    if (D.lane_count < 2) @compileError("sumsOf2 requires at least two lanes");5    var result: R.Vector = undefined;6    inline for (0..R.lane_count) |index| {7        result[index] = widen(W, value[index * 2]) + widen(W, value[index * 2 + 1]);8    }9    return result;10}

1pub const sumsOf2 = reduce.sumsOf2;