From: Andrea Parri <parri.andrea@gmail.com>
To: Hernan Ponce de Leon <hernan.poncedeleon@huaweicloud.com>
Cc: Alan Stern <stern@rowland.harvard.edu>,
will@kernel.org, peterz@infradead.org, boqun.feng@gmail.com,
npiggin@gmail.com, dhowells@redhat.com, j.alglave@ucl.ac.uk,
luc.maranget@inria.fr, paulmck@kernel.org, akiyks@gmail.com,
dlustig@nvidia.com, joel@joelfernandes.org,
linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
jonas.oberhauser@huaweicloud.com
Subject: Re: [PATCH] tools/memory-model: Document herd7 (internal) representation
Date: Mon, 27 May 2024 15:32:24 +0200 [thread overview]
Message-ID: <ZlSLaOiSqmX+mPDC@andrea> (raw)
In-Reply-To: <b7365700-a983-b787-e22a-7526621d4c18@huaweicloud.com>
On Mon, May 27, 2024 at 02:25:01PM +0200, Hernan Ponce de Leon wrote:
> On 5/24/2024 6:00 PM, Andrea Parri wrote:
> > > What's the difference between R and R*, or between W and W*?
> >
> > AFAIU, herd7 uses such notation, "*", to denote a load or a store which
> > is also in RMW.
>
> I also got confused with this. What about the following notation?
>
> R[once,RMW] ->rmw W[once,RMW]
I'll add a (minimal) legenda describing this and some other notations in the
next version. As Jonas remarked in his reply, * is what you would currently
find in herd7-generated graphs, so I'd stick to it for the moment.
Andrea
next prev parent reply other threads:[~2024-05-27 13:32 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-24 15:13 [PATCH] tools/memory-model: Document herd7 (internal) representation Andrea Parri
2024-05-24 15:37 ` Andrea Parri
2024-05-24 15:51 ` Alan Stern
2024-05-24 15:55 ` Andrea Parri
2024-05-24 20:04 ` Alan Stern
2024-05-25 19:37 ` Alan Stern
2024-05-27 8:07 ` Andrea Parri
2024-06-05 15:31 ` Alan Stern
2024-06-05 17:05 ` Andrea Parri
2024-06-05 19:26 ` Andrea Parri
2024-06-05 19:40 ` Alan Stern
2024-05-27 13:16 ` Jonas Oberhauser
2024-05-24 15:53 ` Alan Stern
2024-05-24 16:00 ` Andrea Parri
2024-05-27 12:25 ` Hernan Ponce de Leon
2024-05-27 13:14 ` Jonas Oberhauser
2024-05-27 13:32 ` Andrea Parri [this message]
2024-05-27 13:33 ` Alan Stern
2024-05-27 12:22 ` Hernan Ponce de Leon
2024-05-27 13:28 ` Andrea Parri
2024-05-27 13:37 ` Alan Stern
2024-05-27 13:47 ` Jonas Oberhauser
2024-05-27 13:40 ` Jonas Oberhauser
2024-05-28 17:58 ` Boqun Feng
2024-05-29 12:37 ` Jonas Oberhauser
2024-05-29 14:07 ` Alan Stern
2024-05-29 14:17 ` Jonas Oberhauser
2024-05-29 14:24 ` Alan Stern
2024-05-29 14:33 ` Jonas Oberhauser
2024-05-27 17:57 ` Hernan Ponce de Leon
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