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Ratification Package 

: Project repo
: Plan doc
: Status chklist

extensions included


Task group approved by TSC dateSpecification State****Fast TrackPriv / UnprivCommittee (Owner)Task GroupPlan Milestone Target DateFreeze Milestone Target DateRatification Milestone Target DatePlan
Milestone Next Step*		Freeze
Milestone Next Step**		Ratification
Milestone Next Step***		Last UpdatedNotesIn RVA2023 profile as mandatory or supported optional

Advanced Interrupt Architecture (AIA)

  

Smaia, Ssaia

 

Public Review CompleteNPPriv IC
(John Hauser, Anup Patel)		AIA1Q'22Q4'22

Q1'23

complete

complete

acceptance criteria complete

  • Blanket waivers
  • Public review ended Dec. 24
y

Bfloat16



NewYU

Unpriv IC

(Ken Dockser)		N/A


N/Aacceptance criteria complete



Cache and Memory Controller QoS Register Interface (CMQRI)
  

Ssqosid

 

Plan CompleteNP

SOC Infrastructure HC (Eric Shiu, Ambika Krishnamoorthy)

CMQRI4Q'22Q2'23Q3'23completeacceptance criteria complete

 



Code Size Reduction 

Zca, Zcb, Zcd, Zcf, Zcmp, Zcmt2021FrozenNU

Unpriv IC

(Tariq Kurd)		Code Size ReductionN/AQ1'23Q1'23grandfathered

complete

public review start

SAIL/ACT Waivers

ABI issues resolved.

SW PoC work remains.

n

Conditional Ops

Zicond

 

NewYU

Unpriv IC
(Ved)

N/AQ1'23Q1'23
review by chairsacceptance criteria complete



Counters

Zicntr, Zihpm

 

Public Review CompleteYUUnpriv IC
(Earl Killian)		N/AN/AQ4'22Q1'23N/A

complete

committee chair approval


Review ended Dec. 23y

Debug

  

Sdext, Sdtrig2020Stable

N

PPriv IC
(Tim Newsome)		Debug TGQ1'23Q2'23Q3'23review by chairs

acceptance criteria complete

start

Plan Milestone review 1/25/23.n

Fast Interrupt 

  

Smclic2020Plan CompleteNPPriv IC
(Dan Smathers)		Fast InterruptsN/AQ3'23
N/A

spec development - stable

start


n

Hardware Updating of PTE A/D Bits 

Svadu

 

Plan  CompleteYPPriv IC
(Ved)		N/AN/AQ1'23Q1'23N/A

acceptance criteria complete


start



"May Be Ops" (for CFI, etc.) 

Zimop

 

StableYUUnpriv IC
(Andrew Waterman)		N/AN/AQ1'23
N/A

AR approval

start

  • Need github spec
  • Andrew re-visiting design in context of CFI proposals.
n

Non Temporal Locality Hint

Zihintntl

 

Plan  CompleteYPPriv IC
(Andrew Waterman)		N/AN/AQ1'23
N/Aacceptance criteria completestart

What is the status of the gcc support?  Are intrinsics needed?y

Packed SIMD 

Zbpbo, Zpn, Zpsfoperand, P

2020

NewNUUnpriv IC
(Kevin Chen)		Packed SIMD


start

start


start


n

Instruction/Data Consistency

Zjid2020StableNPPriv IC
(Martin Maas)		I/D ConsistencyN/AQ1'23
N/A - GrandfatheredAR approvalstart

Spec in slide form, needs to be translated into write-up.?

Pointer masking

Zjpm2020StableNPPriv IC
(Martin Maas)		Pointer MaskingQ1'23Q1'23
completeAR approvalstart

Waivers requested for SAIL and ACT.?

Profiles

  

Shcounterenw, Shvstvala, Shtvala, Shvstvecd, Shvsatpa, Shgatpa, Ssstateen, Ssptead, Sstvala, Sstvecd, Sstvecv, Ssu64xl, Svbare, Za128rs, Za64rs, Ziccamoa, Ziccif, Zicclsm, Ziccrse, Zic64b

 

Public Review StartedNUTSC
(Krste/Greg)		Profiles TG2Q'22Q4'22


complete

complete

 

public review complete

Public review ends 12/9.

y

















Reduced integer basesResumable Non-maskable Interrupts 

Image Modified Image Modified

RV32E/RV64ESmrnmi

01 Jan  

TSC ApprovedPlan  CompleteYUPUnpriv Priv IC
(krsteKrste/Greg)		N/AN/AQ3'22Q4'22Q1'23
N/Aacceptance criteria completeBoD approvalstart

19 Dec


n

Resumable Non-maskable Interrupts 

Image Removed Misc. basic Scalar FP
Image Modified

SmrnmiZfa

 

Plan  CompleteYPPriv IC
(Krste/Greg)		N/AN/AQ1'23N/Aacceptance criteria completestart

nU

Misc. basic Scalar FP
Image Removed

Zfa

 

Plan  CompleteYUUnpriv IC
(Andrew Waterman)		N/AN/AQ4'22Q1'23N/Aacceptance criteria completestart


y

Shadow Stacks and Landing Pads

Zisslpcfi

 

Plan  CompleteN U + P

Unpriv IC + Priv IC

(George, Ved)

SS-LP-CFI Q4'22Q3'23Q3'23Completestartstart


n

S-mode PMP

Sspmp

 

NewNPSecurity HC
(Dong Du)		S-Mode Physical Memory ProtectionQ4'22TBD
N/AN/AN/A


n

Total Store Ordering

Image Removed

Ztso

 

TSC ApprovedYUUnpriv IC
(Earl Killian)		N/AN/A

















Q3'22Q4'22N/A

complete

BOD approval

?

Vector Vector Crypto

  

Zvkb, Zvkg, Zvknha, Zvknhb, Zvkns,  Zvksed, Zvksh

 

StableNU

Unpriv IC
(Ken Dockser)

Cryptographic Extensions3Q'22Q4'22Q1'23CompleteAR Approvalstart

SAIL & ACT Waivery

Vector Crypto - all-rounds AES

Zvknf

 

StableNU

Unpriv IC
(Ken Dockser)

Cryptographic Extensions3Q'22TBD
CompleteAR Approvalstart

SAIL & ACT Waivern

Vector IEEE FP16 Min Support, Arithmetic

Zvfh, Zvfhmin

 

FrozenYUUnpriv IC
(Krste)		N/AN/AQ4'22Q1'23N/A

complete

send out for public review

Blanket waivery

...

Previously Ratified Specifications

2023

ISA Specifications

Ratification Package 

Image Added: Project repo
Image Added: Plan doc
Image Added: Status chklist

extensions included


Task group approved by TSC dateSpecification State****Fast TrackPriv / UnprivCommittee (Owner)Task GroupPlan Milestone Target DateFreeze Milestone Target DateRatification Milestone Target DatePlan
Milestone Next Step*		Freeze
Milestone Next Step**		Ratification
Milestone Next Step***		Last UpdatedNotesIn RVA2023 profile as mandatory or supported optional

Reduced integer bases 

Image AddedImage Added

RV32E/RV64E

 

RatifiedYUUnpriv IC
(krste)		N/AN/AQ3'22Q4'22N/Acompletecomplete


n

Total Store Ordering

Image Added

Ztso

 

RatifiedYUUnpriv IC
(Earl Killian)		N/AN/AQ3'22Q4'22N/A

complete

complete


?

Non-ISA Specifications

Ratification Package

Image Added: Project repo
Image Added: Plan doc
Image Added: Status chklist

Task group approved by TSC dateSpecification State****Committee (Owner)Task GroupPlan Milestone Target DateFreeze Milestone Target DateRatification Milestone Target DatePlan
Milestone next step*		Freeze
Milestone next step**

Ratification
Milestone next step

***

Last UpdatedNotes

2022

ISA Specifications

Ratification Package (Extension names)

: Project repo
: Plan doc
: Status chklist

Extension(s)Fast TrackPriv / UnprivCommittee (Owner)Task GroupPlan Milestone Target DateFreeze Milestone Target DateRatification Milestone Target DatePlan
Milestone Status*		Freeze
Milestone Status**		Ratification
Milestone Status***		Last UpdatedNotesIn RVA2023 profile as mandatory or supported optional

Multiply without Divide

 

ZmmulYUUnpriv HC
(Allen Baum)

Q1'22Q2'22N/AFreeze Complete

 Ratification Complete


Unified Discovery Waiver

Wait on Reservation Set 

 

ZawrsYU

Unpriv HC
(Ved Shanbhogue)

N/A
Q2'22Q3'22N/A

complete

complete

11/7/22


y

...