RISC-V International
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Ratification Package : Project repo | extensions included | Fast Track | Priv / Unpriv | Committee (Owner) | Plan Milestone Target Date | Freeze Milestone Target Date | Ratification Milestone Target Date | Plan Milestone Status* | Freeze Milestone Status** | Ratification Milestone Status*** | Notes / Last Updated | In RVA2023 profile as mandatory or supported optional |
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N | P | Priv HC (John Hauser, Anup Patel) | Q4'22 | Q1'23 | Plan Complete | Freeze Arch Review Complete Waivers Requested | 08/22 | y | ||||
Zca, Zcb, Zcd, Zcf, Zcmp, Zcmt | N | U | (Tariq Kurd) | Q4'22 | Q1'23 | N/A - Grandfathered | Waivers Approved Committee Chair Sign-Off Voting |
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N | P | Debug TG (Tim Newsom) | Q2'23 | Plan Development | 08/22 | n | ||||||
Fast Interrupt (CLIC) | N | P | Priv HC (Dan Smathers) | Q4'22 | Plan Development | Freeze Arch Review Requested | 08/22 | n | ||||
Svadu | Y | P | Priv HC (Krste/Greg) | ? | Q4'22 | N/A | Freeze Arch Review Complete | 09/28 | ||||
Zicntr, Zihpm | Y | U | Unpriv HC (TBD) | Q4'22 | N/A | Freeze Arch Review Complete | 08/22 | y | ||||
"May Be Ops" (for CFI, etc.) (Zimops) | Y | U | Unpriv HC (Andrew Waterman) | Q4'22 | N/A | Pending RVI Review Arch Review In Process | 08/22 | n | ||||
Zihintntl | Y | P | Priv HC (Andrew Waterman) | Q4'22 | N/A | Freeze Arch Review Complete | 08/22 | y | ||||
(Zpn, Zpsfoperand, Zprvsfextra) | N | U | Unpriv HC (Kevin Chen) | ? | N/A - Grandfathered | Freeze Arch Review Requested | 08/22 | n | ||||
Pointer masking (Zjpm) | N | P | Priv HC (Martin Maas) | Q4'22 | N/A - Grandfathered | Freeze Arch Review Requested | 9/1 | ? | ||||
Ssptead, Sstvala, Sstvecd, Sstvecv, Ssu32xl, Ssu64xl, Svbare, Za1286, Za64rs, Ziccamoa, Ziccif, Zicclsm, Ziccrse | N | U | Profiles TG (Krste/Greg) | Q4'22 | Internal Review Complete 6/7 TSC Review Complete 6/21 | Plan Complete | Freeze Complete | 09/01 | y | |||
QID | Y | P | (Ved Shanbhogue) | Q3'22 | Q4'22 | N/A | 08/22 | n | ||||
Reduced integer bases (RV32E/RV64E) | Y | U | Unpriv HC (???) | Q3'22? | N/A | Freeze Arch Review Complete | Public review ends Oct 6 (updated: 08/22) | n | ||||
Resumable Non-maskable Interrupts (Smrnmi) | Y | P | Priv HC (Krste/Greg) | Q4'22 | N/A | Freeze Arch Review Almost Complete | 08/22 | n | ||||
Misc. basic Scalar FP (Zfa) | Y | U | Unpriv HC (Andrew Waterman) | Q3'22 | N/A | Freeze Arch Review In Process | 08/22 | y | ||||
Y | U | Unpriv HC (Earl Killian) | Q2'22 | Q3'22 | N/A | Freeze Complete | Public Review In Process | Review ends 3 Oct. (updated: 08/22) | ? | |||
N | U | Cryptographic Extensions Task Group | Plan Complete | 08/22 | y | |||||||
Vector IEEE FP16 Min Support (Zvfmin) | Y | U | Unpriv HC (Andrew Waterman) | Q4'22 | N/A | Freeze Arch Review Requested | 08/22 | y | ||||
Vector IEEE FP16 Arithmetic (Zvf) | Y | U | Unpriv HC (Andrew Waterman) | Q4'22 | N/A | Freeze Arch Review Requested | Updated: 09/14 | y | ||||
Wait on Reservation Set (Zawrs) | Y | U | Unpriv HC | Q2'22 | Q3'22 | N/A | Freeze Complete | TSC Sign-Off Voting | Updated: 09/22 | y |
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Ratification Package | Fast Track | Priv Unpriv | Extension Names | Owner | Arch Review | Status Checklist | Public Review | ||||||||
Vector | N | U | V, Zvamo, Zvlsseg, Zvediv, Zvqmac, Zve32x, Zve32f, Zve64x, Zve64f, Zve64d, Zvfh, Zve | Krste | Complete | Complete | Y | ||||||||
FP in INT regs | N | U | Zfinx | Tariq | Complete | Complete | Y | ||||||||
Half Width FP | Y | U | Zfh, Zfhmin | Andrew | Complete | Complete | Y | ||||||||
ePMP | N | P | Smepmp | Nick | Complete | Complete | Y | ||||||||
Crypto Scalar | N | U | Zbkb, Zbkc, Zbkx, Zknd, Zkne, Zknh, Zksed, Zksh, Zkn, Zks, Zkt, Zk, Zkr | Ben | Complete | Complete | Y | ||||||||
Priv 1.12 | N | P | Sm1-12, Ss1-12, Sv57 | Greg | Complete | Complete | Y | ||||||||
CMO base | N | P | Zicbom, Zicbop, Zicboz | DavidK | Complete | Complete | Y | ||||||||
hypervisor | N | P | H | JohnH | Complete | Complete | Y | ||||||||
state enable | Y | P | Smstateen | JohnH | Complete | Complete | Y | ||||||||
time cmp | Y | P | Sstc | Greg | Complete | Complete | Y | ||||||||
Count overflow & Filtering | Y | P | Sscofmpf | Greg | Complete | Complete | Y | ||||||||
Fast TLB invalidation | N | P | Svinval | Dan | Complete | Complete | Y | ||||||||
NAPOT pages | N | P | Svnapot | Dan | Complete | Complete | Y | ||||||||
Page-based memory types | N | P | Svpbmt | Dan | Complete | Complete | Y | Zmmul | Y | U | Zmmul | Allen | Complete | Complete | Y |
Pause Hint | Y | U | Zihintpause | Greg | Complete | Complete | Y |
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