| # Toshiba C790's instruction set |
| # |
| # Copyright (C) 2021 Philippe Mathieu-Daudé |
| # |
| # SPDX-License-Identifier: LGPL-2.1-or-later |
| # |
| # Toshiba Appendix B C790-Specific Instruction Set Details |
| |
| ########################################################################### |
| # Named attribute sets. These are used to make nice(er) names |
| # when creating helpers common to those for the individual |
| # instruction patterns. |
| |
| &rtype rs rt rd sa |
| |
| ########################################################################### |
| # Named instruction formats. These are generally used to |
| # reduce the amount of duplication between instruction patterns. |
| |
| @rs_rt_rd ...... rs:5 rt:5 rd:5 ..... ...... &rtype sa=0 |
| @rt_rd ...... ..... rt:5 rd:5 ..... ...... &rtype rs=0 sa=0 |
| @rs ...... rs:5 ..... .......... ...... &rtype rt=0 rd=0 sa=0 |
| @rd ...... .......... rd:5 ..... ...... &rtype rs=0 rt=0 sa=0 |
| |
| ########################################################################### |
| |
| MFHI1 011100 0000000000 ..... 00000 010000 @rd |
| MTHI1 011100 ..... 0000000000 00000 010001 @rs |
| MFLO1 011100 0000000000 ..... 00000 010010 @rd |
| MTLO1 011100 ..... 0000000000 00000 010011 @rs |
| |
| # MMI2 |
| |
| PCPYLD 011100 ..... ..... ..... 01110 001001 @rs_rt_rd |
| |
| # MMI3 |
| |
| PCPYUD 011100 ..... ..... ..... 01110 101001 @rs_rt_rd |
| PCPYH 011100 00000 ..... ..... 11011 101001 @rt_rd |
