Packed Shift Mode Diagram ------------------------- Plane 0 Plane 1 /-----------------^-----------------\ /-----------------^-----------------\ 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ | | | | | | | | | | | | | | | | | | | | | | | | +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ | | | | | | | | | | | | | | | | \ | \ | \ | \ | \ | \ | \ | \ | 3 2 | | 3 2 | | 3 2 | | 3 2 | | 3 2 | | 3 2 | | 3 2 | | 3 2 | | [][][][] [][][][] [][][][] [][][][] [][][][] [][][][] [][][][] [][][][] | | 1 0 | | 1 0 | | 1 0 | | 1 0 | | 1 0 | | 1 0 | | 1 0 | | 1 0 | \ | \ | \ | \ | \ | \ | \ | \ | | | | | | | | | | | | | | | | +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ | | | | | | | | | | | | | | | | | | | | | | | | +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ +---+---+ 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 \-----------------v-----------------/ \-----------------v-----------------/ Plane 2 Plane 3 <------- Direction of Shift