## EXT004 Opcode map
-See Power ISA v3.1, Book III, Appendix D, Table 13 (sheet 7 of 8), p1357
+See Power ISA v3.1, Book III, Appendix D, Table 13 (sheet 7 of 8), p1357.
+Proposed is the addition of `msubxd` (**DRAFT, NOT APPROVED**) which is
+not proposed for addition in `110010` because the left half is all
+`madd*`. A corresponding `maddxd` could be added into `110010`
| 110000 | 110001 | 110010 | 110011 | 110100 | 110101 | 110110 | 110111 |
| ------ | ------- | ------- | ------ | ------ | ------ | ------ | ------ |