Versions Compared

Old Version 84

changes.mady.by.user Jeff Scheel

Saved on

compared with

New Version 85

changes.mady.by.user mark himelstein

Saved on

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

...

In-process ISA Specifications

Ratification Package (Extension names)Package 

: Project repo
: Plan doc
: Status chklist

extensions included


Fast TrackPriv / UnprivCommittee (Owner)Plan Milestone Target DateFreeze Milestone Target DateRatification Milestone Target DatePlan
Milestone Status*		Freeze
Milestone Status**		Ratification
Milestone Status***		Notes / Last UpdatedIn RVA2023 profile as mandatory or supported optional

Advanced Interrupt Architecture (AIA)

  


NPPriv HC
(John Hauser, Anup Patel)
Q3Q4'22

Q1'23

Plan Complete

Freeze Arch Review Complete

Waivers Requested


08/22y

Code Size Reduction (Zc*) 

Zca, Zcb, Zcd, Zcf, Zcmp, ZcmtNU

Code Size Reduction Task Group

(Tariq Kurd)
Q3Q4'22Q1'23N/A - Grandfathered

Waivers Approved

 Committee Chair Sign-Off Voting


  • SAIL/ACT Waivers
  • Updated: 09/23
n

Debug

  


N

PDebug TG
(Tim Newsom)
Q2'23
Plan Development

08/22n

Fast Interrupt (CLIC)

  


NPPriv HC
(Dan Smathers)
Q4'22
Plan DevelopmentFreeze Arch Review Requested
08/22n

Hardware Updating of PTE A/D Bits (Svadu) 

SvaduYPPriv HC
(Krste/Greg)
Q3'22?Q4'22N/AFreeze Arch Review Complete
09/28

Counters Image AddedHpmCounter enhancements (

Zicntr, Zihpm)Image RemovedYUUnpriv HC
(TBD)
Q3Q4'22
N/AFreeze Arch Review Complete
08/22y
"May Be Ops" (for CFI, etc.)  (Zimops)
YUUnpriv HC
(Andrew Waterman)
Q3Q4'22
N/A

Pending RVI Review

Arch Review In Process


08/22n

Non Temporal Locality Hint (

Zihintntl)YPPriv HC
(Andrew Waterman)
Q3Q4'22
N/AFreeze Arch Review Complete
08/22y

Packed SIMD 

Image Added

(Zpn, Zpsfoperand, Zprvsfextra)Image RemovedNUUnpriv HC
(Kevin Chen)
Q4'22?
N/A - GrandfatheredFreeze Arch Review Requested
08/22n

Pointer masking (Zjpm)


NPPriv HC
(Martin Maas)
Q4'22
N/A - GrandfatheredFreeze Arch Review Requested
9/1?

Profiles

  

Ssptead, Sstvala, Sstvecd, Sstvecv, Ssu32xl, Ssu64xl, Svbare, Za1286, Za64rs, Ziccamoa, Ziccif, Zicclsm, ZiccrseNUProfiles TG
(Krste/Greg)
06/25/Q4'22

Internal Review Complete 6/7

TSC Review Complete 6/21

Plan CompleteFreeze Complete 

09/01

y

Quality of Service ID (QID)


YP

Priv HC

(Ved Shanbhogue)


Q3'22Q4'22N/A

08/22n

Reduced integer bases (RV32E/RV64E)


YUUnpriv HC
(???)

Q3'22N/AFreeze Arch Review Complete
Public review ends Oct 6 (updated: 08/22)n

Resumable Non-maskable Interrupts (Smrnmi)


YPPriv HC
(Krste/Greg)
Q4'22
N/AFreeze Arch Review Almost Complete
08/22n
Misc. basic Scalar FP (Zfa)
YUUnpriv HC
(Andrew Waterman)
Q3'22
N/AFreeze Arch Review In Process
08/22y

Total Store Ordering (Ztso)


YUUnpriv HC
(Earl Killian)
Q2'22Q3'22N/A

Freeze  Complete

Public Review In ProcessReview ends 3 Oct. (updated: 08/22)?

Vector Crypto (Zvk)

  


NU

Cryptographic Extensions Task Group
(Ken Dockser)




Plan Complete

08/22y
Vector IEEE FP16 Min Support (Zvfmin)
YUUnpriv HC
(Andrew Waterman)
Q4'22
N/AFreeze Arch Review Requested
08/22y
Vector IEEE FP16 Arithmetic (Zvf)
YUUnpriv HC
(Andrew Waterman)
Q4'22
N/AFreeze Arch Review Requested
Updated: 09/14y

Wait on Reservation Set (Zawrs)

 


YU

Unpriv HC
(Ved Shanbhogue)


Q2'22Q3'22N/A

Freeze Complete

TSC Sign-Off Voting

Updated: 09/22

y

...