Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-20 Thread David Gibson
On Mon, Sep 20, 2021 at 09:13:44AM +0100, Peter Maydell wrote: > On Mon, 20 Sept 2021 at 06:07, David Gibson > wrote: > > On Sat, Sep 18, 2021 at 01:01:35PM -0700, Richard Henderson wrote: > > > We dropped host support for sparcv8 (true 32-bit) a long time ago. > > > We only support sparcv9 in il

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-20 Thread Ed Maste
On Mon, 20 Sept 2021 at 01:14, David Gibson wrote: > > I've updated my table entry to N/A on that basis. Thanks for the > clarification, this wasn't obvious to me from > https://www.freebsd.org/platforms/ (it says "Tier 4", without > explaining what that means). That is indeed a bit confusing. I

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-20 Thread Peter Maydell
On Mon, 20 Sept 2021 at 06:07, David Gibson wrote: > On Sat, Sep 18, 2021 at 01:01:35PM -0700, Richard Henderson wrote: > > We dropped host support for sparcv8 (true 32-bit) a long time ago. > > We only support sparcv9 in ilp32 (sparcv8plus) and lp64 (sparc64). > > We really need to update > https

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-19 Thread David Gibson
On Sun, Sep 19, 2021 at 10:23:21PM -0400, Brad Smith wrote: > On 9/17/2021 4:58 AM, David Gibson wrote: > > Hi all, > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > whether Rust supported all the host/build platforms that qemu does, > > which is obviously vital if we wa

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-19 Thread David Gibson
On Fri, Sep 17, 2021 at 10:04:50AM -0600, Warner Losh wrote: > On Fri, Sep 17, 2021 at 5:35 AM Daniel P. Berrangé > wrote: > > > On Fri, Sep 17, 2021 at 06:58:37PM +1000, David Gibson wrote: > > > Hi all, > > > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > > whether R

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-19 Thread David Gibson
On Fri, Sep 17, 2021 at 12:34:29PM +0100, Daniel P. Berrangé wrote: > On Fri, Sep 17, 2021 at 06:58:37PM +1000, David Gibson wrote: > > Hi all, > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > whether Rust supported all the host/build platforms that qemu does, > > which

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-19 Thread David Gibson
On Sat, Sep 18, 2021 at 01:01:35PM -0700, Richard Henderson wrote: > On 9/17/21 4:03 AM, David Gibson wrote: > > > For sparc 32, it was added to support Gentoo at that time which didn't > > > switch to 64-bit yet (https://github.com/rust-lang/rust/pull/48297) > > > > > > For the past 2-3y, Gentoo

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-19 Thread Brad Smith
On 9/17/2021 4:58 AM, David Gibson wrote: Hi all, At the qemu-in-rust BoF at KVM Forum, I volunteered to look into whether Rust supported all the host/build platforms that qemu does, which is obviously vital if we want to make Rust a non-optional component of the build. I've added the informati

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-18 Thread Richard Henderson
On 9/17/21 4:03 AM, David Gibson wrote: For sparc 32, it was added to support Gentoo at that time which didn't switch to 64-bit yet (https://github.com/rust-lang/rust/pull/48297) For the past 2-3y, Gentoo sparc is now 64 bit. (like Debian apparently for a while) But apparently, by lack of CI it

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread David Gibson
On Fri, Sep 17, 2021 at 04:59:09PM +0100, Stefan Hajnoczi wrote: 65;6402;1c> On Fri, Sep 17, 2021 at 12:34:29PM +0100, Daniel P. Berrangé wrote: > > On Fri, Sep 17, 2021 at 06:58:37PM +1000, David Gibson wrote: > > > Hi all, > > > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look i

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread David Gibson
On Fri, Sep 17, 2021 at 04:56:02PM +0100, Stefan Hajnoczi wrote: > On Fri, Sep 17, 2021 at 01:11:56PM +0200, Philippe Mathieu-Daudé wrote: > > Le ven. 17 sept. 2021 10:58, David Gibson a > > écrit : > > > > > Hi all, > > > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > >

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Warner Losh
On Fri, Sep 17, 2021, 12:39 PM Philippe Mathieu-Daudé wrote: > On 9/17/21 6:04 PM, Warner Losh wrote:> wrt FreeBSD: > > > > The main focus of the project is on AMD64 (x86_64) and ARM64 (aarc64). > With > > ricsv64 being ascendant as well. i386 and armv7 are fading. ppc64 has > > strong, > > but e

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Philippe Mathieu-Daudé
On 9/17/21 6:04 PM, Warner Losh wrote:> wrt FreeBSD: > > The main focus of the project is on AMD64 (x86_64) and ARM64 (aarc64). With > ricsv64 being ascendant as well. i386 and armv7 are fading. ppc64 has > strong, > but episodic, interest as well. The rest are bit players. > > i386 (i686 really)

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Warner Losh
On Fri, Sep 17, 2021 at 5:35 AM Daniel P. Berrangé wrote: > On Fri, Sep 17, 2021 at 06:58:37PM +1000, David Gibson wrote: > > Hi all, > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > whether Rust supported all the host/build platforms that qemu does, > > which is obvio

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Stefan Hajnoczi
On Fri, Sep 17, 2021 at 12:34:29PM +0100, Daniel P. Berrangé wrote: > On Fri, Sep 17, 2021 at 06:58:37PM +1000, David Gibson wrote: > > Hi all, > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > whether Rust supported all the host/build platforms that qemu does, > > which

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Stefan Hajnoczi
On Fri, Sep 17, 2021 at 01:11:56PM +0200, Philippe Mathieu-Daudé wrote: > Le ven. 17 sept. 2021 10:58, David Gibson a > écrit : > > > Hi all, > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > whether Rust supported all the host/build platforms that qemu does, > > which

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Daniel P . Berrangé
On Fri, Sep 17, 2021 at 06:58:37PM +1000, David Gibson wrote: > Hi all, > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > whether Rust supported all the host/build platforms that qemu does, > which is obviously vital if we want to make Rust a non-optional > component of the bu

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Philippe Mathieu-Daudé
Le ven. 17 sept. 2021 10:58, David Gibson a écrit : > Hi all, > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > whether Rust supported all the host/build platforms that qemu does, > which is obviously vital if we want to make Rust a non-optional > component of the build > Co

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread David Gibson
On Fri, Sep 17, 2021 at 01:54:22PM +0400, Marc-André Lureau wrote: > Hi > > On Fri, Sep 17, 2021 at 1:19 PM Cornelia Huck wrote: > > > On Fri, Sep 17 2021, David Gibson wrote: > > > > > Hi all, > > > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > > whether Rust suppo

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread David Gibson
On Fri, Sep 17, 2021 at 11:17:01AM +0200, Cornelia Huck wrote: > On Fri, Sep 17 2021, David Gibson wrote: > > > Hi all, > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > whether Rust supported all the host/build platforms that qemu does, > > which is obviously vital if

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Marc-André Lureau
Hi On Fri, Sep 17, 2021 at 1:19 PM Cornelia Huck wrote: > On Fri, Sep 17 2021, David Gibson wrote: > > > Hi all, > > > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > > whether Rust supported all the host/build platforms that qemu does, > > which is obviously vital if we wa

Re: Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread Cornelia Huck
On Fri, Sep 17 2021, David Gibson wrote: > Hi all, > > At the qemu-in-rust BoF at KVM Forum, I volunteered to look into > whether Rust supported all the host/build platforms that qemu does, > which is obviously vital if we want to make Rust a non-optional > component of the build. > > I've added

Rust in Qemu BoF followup: Rust vs. qemu platform support

2021-09-17 Thread David Gibson
Hi all, At the qemu-in-rust BoF at KVM Forum, I volunteered to look into whether Rust supported all the host/build platforms that qemu does, which is obviously vital if we want to make Rust a non-optional component of the build. I've added the information to our wiki at: https://wiki.qemu