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Re: Clarification Req: Regarding "memory" clobber for cache operation is required (?)

From: Richard Henderson <rth at redhat dot com>
To: Jim Wilson <wilson at specifixinc dot com>
Cc: "Ashok.A" <ashok_kumar_ak at yahoo dot com>, gcc at gcc dot gnu dot org
Date: Tue, 30 Mar 2004 12:03:43 -0800
Subject: Re: Clarification Req: Regarding "memory" clobber for cache operation is required (?)
References: <20040326063407.20385.qmail@web12008.mail.yahoo.com> <1080601295.2018.77.camel@leaf.tuliptree.org>

On Mon, Mar 29, 2004 at 03:01:35PM -0800, Jim Wilson wrote:
> It looks like the linux sources use volatile instead of memory
> clobbers.  Volatile is a stronger statement than a memory clobber.

No, it makes a completely different statement.


r~

References:
- Clarification Req: Regarding "memory" clobber for cache operation is required (?)
  - From: Ashok.A
- Re: Clarification Req: Regarding "memory" clobber for cacheoperation is required (?)
  - From: Jim Wilson

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