RISC-V ISA Dev

1–30 of 897

Welcome to the RISC-V ISA Dev list / group. This list is used to share RISC-V ISA Development related ideas, questions and updates within the RISC-V community.

0 selected

Anna Slobodova, … Paul Donahue19

Sep 27

WARL behavior on MISA

I agree that you can have "comprehensive input mapping" where essentially each write to any

unread,

WARL behavior on MISA

I agree that you can have "comprehensive input mapping" where essentially each write to any

Sep 27

Stephano Cetola, … Andrew Waterman3

Sep 27

Public review for standard extension Svinval

On Mon, Sep 27, 2021 at 3:25 PM Paul Donahue <pdonahue@ventanamicro.com> wrote: The SFENCE.W.

unread,

Public review for standard extension Svinval

On Mon, Sep 27, 2021 at 3:25 PM Paul Donahue <pdonahue@ventanamicro.com> wrote: The SFENCE.W.

Sep 27

Simon Ochsenreither, … MitchAlsup8

Sep 26

Instruction for total ordering of floating point values

On Saturday, September 4, 2021 at 4:51:05 PM UTC-5 Simon Ochsenreither wrote: Hi everyone, the RISC-V

unread,

Instruction for total ordering of floating point values

On Saturday, September 4, 2021 at 4:51:05 PM UTC-5 Simon Ochsenreither wrote: Hi everyone, the RISC-V

Sep 26

Stephano Cetola, … Andrew Waterman6

Sep 26

Public review for the Vector standard extensions

On Sun, Sep 26, 2021 at 8:01 AM Anthony Coulter <riscv@anthonycoulter.name> wrote: I had two

unread,

Public review for the Vector standard extensions

On Sun, Sep 26, 2021 at 8:01 AM Anthony Coulter <riscv@anthonycoulter.name> wrote: I had two

Sep 26

Sep 25

hypervisor: understanding changes in xRET behavior

So section 3.1.6.1 of the Machine CSR chapter says when executing xRET the following needs to happen:

unread,

hypervisor: understanding changes in xRET behavior

So section 3.1.6.1 of the Machine CSR chapter says when executing xRET the following needs to happen:

Sep 25

Anthony Coulter, Anup Patel5

Sep 23

Hypervisor spec review

Hi Anup! Thanks for replying again. I suppose I should mention that I don't mean to criticize

unread,

Hypervisor spec review

Hi Anup! Thanks for replying again. I suppose I should mention that I don't mean to criticize

Sep 23

Allen Baum, Andrew Waterman3

Sep 23

Well, yes - I did note that in the comment, but I discovered it while reviewing the comment in the

unread,

Well, yes - I did note that in the comment, but I discovered it while reviewing the comment in the

Sep 23

Stephano Cetola

Sep 22

Public review for standard extension Sv57

All, When we sent out the Priv 1.12 specification updates last week we missed inclusion of Sv57, a

unread,

Public review for standard extension Sv57

All, When we sent out the Priv 1.12 specification updates last week we missed inclusion of Sv57, a

Sep 22

Anthony Coulter, … Greg Favor4

Sep 22

Interrupt behaviors in the v1.12 privileged spec

> Thank you for the thoughtful feedback, Anthony! Thank you and Greg for your responses.

unread,

Interrupt behaviors in the v1.12 privileged spec

> Thank you for the thoughtful feedback, Anthony! Thank you and Greg for your responses.

Sep 22

ken...@imperas.com, Anup Patel2

Sep 22

Effect of HFENCE.GVMA on cached VS-stage TLB entries

Hi, On Wed, Sep 22, 2021 at 12:16 AM kenney@imperas.com <kenney@imperas.com> wrote: > > I

unread,

Effect of HFENCE.GVMA on cached VS-stage TLB entries

Hi, On Wed, Sep 22, 2021 at 12:16 AM kenney@imperas.com <kenney@imperas.com> wrote: > > I

Sep 22

L Peter Deutsch

Sep 21

(Long) comments on riscv-v-spec-1.0.pdf

Overall comment: the content of this document looks great, but it needs some detail cleanup, and

unread,

(Long) comments on riscv-v-spec-1.0.pdf

Overall comment: the content of this document looks great, but it needs some detail cleanup, and

Sep 21

Stephano Cetola, … Greg Favor10

Sep 21

Public review for standard extension Svnapot

The Svnapot extension refers to Sv57 which is not part of any other existing or proposed spec (other

unread,

Public review for standard extension Svnapot

The Svnapot extension refers to Sv57 which is not part of any other existing or proposed spec (other

Sep 21

Anthony Coulter

Sep 20

Review of Sscofpmf extension

Some suggestions regarding the actual design: 1. Implementations which do not support the H extension

unread,

Review of Sscofpmf extension

Some suggestions regarding the actual design: 1. Implementations which do not support the H extension

Sep 20

Stephano Cetola, … Greg Favor6

Sep 18

Public review for standard extension Sscofmpf

Latest spec with the Sscof references updated to Sscofpmf: https://drive.google.com/file/d/

unread,

Public review for standard extension Sscofmpf

Latest spec with the Sscof references updated to Sscofpmf: https://drive.google.com/file/d/

Sep 18

Stephano Cetola, … Greg Favor10

Sep 17

Public review for standard extensions Sm1-12, Ss1-12

On Fri, Sep 17, 2021 at 6:08 PM Greg Favor <gfavor@ventanamicro.com> wrote: Shouldn't the

unread,

Public review for standard extensions Sm1-12, Ss1-12

On Fri, Sep 17, 2021 at 6:08 PM Greg Favor <gfavor@ventanamicro.com> wrote: Shouldn't the

Sep 17

Stephano Cetola2

Sep 17

Public review for standard extension Smstateen

Apologies on the mixup, the latest version of the spec is here: https://drive.google.com/file/d/

unread,

Public review for standard extension Smstateen

Apologies on the mixup, the latest version of the spec is here: https://drive.google.com/file/d/

Sep 17

Stephano Cetola2

Sep 17

Public review for standard extension Sstc

Apologies on the mixup, the latest version of the spec is here: https://drive.google.com/file/d/

unread,

Public review for standard extension Sstc

Apologies on the mixup, the latest version of the spec is here: https://drive.google.com/file/d/

Sep 17

Stephano Cetola2

Sep 17

Privileged Specification 1.12 Public Review Begins Today

For those reviewing multiple specs I've compiled a list of all the PDFs into one place: https://

unread,

Privileged Specification 1.12 Public Review Begins Today

For those reviewing multiple specs I've compiled a list of all the PDFs into one place: https://

Sep 17

Stephano Cetola, … Jeff Scott8

Sep 17

Public review for standard extensions Zicbom, Zicbom, Zicboz

Pdf link below does not work. Can you send a working one? Jeff -----Original Message----- From:

unread,

Public review for standard extensions Zicbom, Zicbom, Zicboz

Pdf link below does not work. Can you send a working one? Jeff -----Original Message----- From:

Sep 17

Stephano Cetola, … Andrew Waterman3

Sep 17

Public review for standard extensions Zfh, Zfhmin

On Fri, Sep 17, 2021 at 5:01 AM Torbjørn Viem Ness <tbness@gmail.com> wrote: Hi Stephano, and

unread,

Public review for standard extensions Zfh, Zfhmin

On Fri, Sep 17, 2021 at 5:01 AM Torbjørn Viem Ness <tbness@gmail.com> wrote: Hi Stephano, and

Sep 17

Stephano Cetola

Sep 16

Public review for standard extension Svpbmt

We are delighted to announce the start of the public review period for the following proposed

unread,

Public review for standard extension Svpbmt

We are delighted to announce the start of the public review period for the following proposed

guore...@gmail.com

Sep 16

Stephano Cetola

Sep 16

Public review for standard extension Smepmp (ePMP)

We are delighted to announce the start of the public review period for the following proposed

unread,

Public review for standard extension Smepmp (ePMP)

We are delighted to announce the start of the public review period for the following proposed

Sep 16

Stephano Cetola

Sep 16

Public review for the Hypervisor (H) standard extension

We are delighted to announce the start of the public review period for the proposed Hypervisor

unread,

Public review for the Hypervisor (H) standard extension

We are delighted to announce the start of the public review period for the proposed Hypervisor

Sep 16

vladimir mitrofanov, … Anup Patel3

Sep 14

What happens when PLIC enables one interrupt on all processors?

On Tue, Sep 14, 2021 at 8:12 PM Rishiyur Nikhil <nikhil@bluespec.com> wrote: > > The

unread,

What happens when PLIC enables one interrupt on all processors?

On Tue, Sep 14, 2021 at 8:12 PM Rishiyur Nikhil <nikhil@bluespec.com> wrote: > > The

Sep 14

L Peter Deutsch, … Allen Baum5

Sep 10

[isa-dev] Comments on Scalar Crypto v1.0.0-rc2

Actually, my idea for modeling these in Sail is to configure SAIL to have either no cache or a known

unread,

[isa-dev] Comments on Scalar Crypto v1.0.0-rc2

Actually, my idea for modeling these in Sail is to configure SAIL to have either no cache or a known

Sep 10

Anna Slobodova, Ben Marshall3

Sep 8

aes_rnum_to_rcon function

Hi Anna You are absolutely right, that's a typo on my part. I've just fixed that in the spec

unread,

aes_rnum_to_rcon function

Hi Anna You are absolutely right, that's a typo on my part. I've just fixed that in the spec

Sep 8

Anna Slobodova, Ben Marshall2

Sep 8

AES Key expansion

Hi Anna There is an example of the code being used to generate an expanded set of AES round keys here

unread,

AES Key expansion

Hi Anna There is an example of the code being used to generate an expanded set of AES round keys here

Sep 8

L Peter Deutsch, Jim Wilson2

Sep 5

riscv-opcodes-master and ISA definition process

On Sun, Sep 5, 2021 at 11:50 AM L Peter Deutsch <ghost@major2nd.com> wrote: * They include a

unread,

riscv-opcodes-master and ISA definition process

On Sun, Sep 5, 2021 at 11:50 AM L Peter Deutsch <ghost@major2nd.com> wrote: * They include a

Sep 5

L Peter Deutsch

Sep 5

Correction re: riscv-opcodes-master and ISA definition process

Sorry, I didn't notice the rvk list in addition to rv32k and rv64k, so > * They are missing

unread,

Correction re: riscv-opcodes-master and ISA definition process

Sorry, I didn't notice the rvk list in addition to rv32k and rv64k, so > * They are missing

Sep 5

Stephano Cetola

Sep 2

Public review for Scalar Cryptography extensions

Forwarding this email on from our Crypto TG Chair. Cheers, Stephano -- We are delighted to announce

unread,

Public review for Scalar Cryptography extensions

Forwarding this email on from our Crypto TG Chair. Cheers, Stephano -- We are delighted to announce

Sep 2

Search

Clear search

Close search

Google apps

Main menu