
implements a 4x4 array multiplier, as shown in the schematic below

follow test/README.md
use test/test.py to add test cases
None
| # | Input | Output | Bidirectional |
|---|---|---|---|
| 0 | m[0] | p[0] | |
| 1 | m[1] | p[1] | |
| 2 | m[2] | p[2] | |
| 3 | m[3] | p[3] | |
| 4 | q[0] | p[4] | |
| 5 | q[1] | p[5] | |
| 6 | q[2] | p[6] | |
| 7 | q[3] | p[7] |