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Extension Roadmap
Jordan Carlin edited this page Sep 4, 2025
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79 revisions
This page lists extensions and other features that are not yet supported. See the README for supported extensions.
The following extensions are included in the RVA23 Profile but have not yet been merged into the RISC-V Sail Model
| Extension | Status | Developer | PR/Issue |
|---|---|---|---|
| Zic64b | Just an architectural option, not really an extension. Support will be added with config system. |
||
| Zvfhmin | PR in Review. Just needs config flag. | Wenyu Huang | #785 |
| Extension | Status | Developer | PR/Issue |
|---|---|---|---|
| H/Sha | PR in Review | Mingzhu Yan, Prashanth Mundkur, Lowie Deferme | #612 |
| Sm1p13 | |||
| Ss1p13 | |||
| Ssnpm | PR in Review | HAMZA-AFZAL404, Nadime Barhoumi | #969 |
| Supm | PR in Review | HAMZA-AFZAL404, Nadime Barhoumi | #969 |
| Ssstateen | PR in Review | Nadime Barhoumi, MingZhu Yan | #910 |
| Svade | PR in Review | MingZhu Yan | #725 |
| Svnapot | PR in Review | Ved Shanbhogue | #393 |
| Svpbmt | PR in Review | Ved Shanbhogue | #393 |
| Extension | Status | Developer | PR/Issue |
|---|---|---|---|
| Zicfilp | PR in Review | Prashanth Mundkur | #1238 |
| Zicfiss | PR in Review | Ved Shanbhogue | #377 |
| Zama16b | Just an architectural option, not really an extension. Support will be added with config system. |
||
| Zfbfmin | PR in Review | Nadime Barhoumi | #1158 |
| Zvfbfmin | PR in Review | Nadime Barhoumi | #1184 |
| Zvfbfwma | PR in Review | Nadime Barhoumi | #1185 |
| Zvfh | PR in Review. Just needs config flag. | Wenyu Huang | #785 |
| Extension | Status | Developer | PR/Issue |
|---|---|---|---|
| Sdtrig | PR in Review | Yazan Hussnain | #573 |
| Sspm | PR in Review | HAMZA-AFZAL404, Nadime Barhoumi | #969 |
| Ssstrict | Always enabled in current implementation. Add config option. |
||
| Svadu | PR in Review | MingZhu Yan | #725 |
| Extension | Status | Developer | PR/Issue |
|---|---|---|---|
| Q | PR in Review | Jordan Carlin | #445 |
| Zilsd | PR in Review | Mingzhu Yan | #765 |
| Zclsd | PR in Review | Mingzhu Yan | #765 |
| Zcmp | PR in Review | Nadime Barhoumi | #730 |
| Zcmt | PR in Review | Nadime Barhoumi | #757 |
| Extension | Status | Developer | PR/Issue |
|---|---|---|---|
| Sm1p12 | |||
| Smaia | |||
| Smcdeleg | PR in Review | Andrew de los Reyes | #396 |
| Smcsrind | PR in Review | Ved Shanbhogue, @KotorinMinami | #956 |
| Smctr | PR in Review | Ved Shanbhogue | #491 |
| Smdbltrp | PR in Review | Ved Shanbhogue | #416 |
| Smepmp | PR in Review | @KotorinMinami | #601 |
| Smmpm | PR in Review | HAMZA-AFZAL404 | #969 |
| Smnpm | PR in Review | HAMZA-AFZAL404 | #969 |
| Smrnmi | PR in Review | Ved Shanbhogue | #396 |
| Smstateen | PR in Review | Nadime Barhoumi, MingZhu Yan | #910 |
| Extension | Status | Developer | PR/Issue |
|---|---|---|---|
| Ss1p12 | |||
| Ssaia | |||
| Ssccfg | PR in Review | Andrew de los Reyes | #396 |
| Sscsrind | PR in Review | Ved Shanbhogue, @KotorinMinami | #956 |
| Ssdbltrp | PR in Review | Ved Shanbhogue | #416 |
| Ssqosid | PR in Review | Ved Shanbhogue | #379 |
| Extension | Status | Developer | PR/Issue |
|---|---|---|---|
| Sdext | PR in Review | Prashanth Mundkur | #954 |
| Feature | Status | Developer | PR/Issue |
|---|---|---|---|
| Big Endian | PR in Review | Muhammad Hammad Bashir | #751 |
| Mutable XLEN | |||
| PMAs | PR in Review | Tim Hutt | #866 |