[Top] [All Lists]

Re: MIPS atomic memory operations (A.K.A PR 33479).

To: David Daney <>
Subject: Re: MIPS atomic memory operations (A.K.A PR 33479).
From: "Maciej W. Rozycki" <>
Date: Wed, 19 Sep 2007 19:08:40 +0100 (BST)
Cc: Ralf Baechle <>, Richard Sandiford <>, GCC Mailing List <>,
In-reply-to: <>
Original-recipient: rfc822;
References: <> <> <> <> <>
On Wed, 19 Sep 2007, David Daney wrote:

> I just checked myself.  'sync' is not emulated.  We will have to make a change
> so that it is not emitted on ISAs that do not support it.

 The problem is if such software is run on a newer processor it may 
silently break.  Tough, I know...  We should have added "sync" emulation 
long ago.  OTOH, perhaps the MIPS I userbase is not that large anymore for 
the emulation to be required with a short transition period only?


<Prev in Thread] Current Thread [Next in Thread>