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Re: [PATCH] Workaround for Janus 2CC core errata

From: Daniel Jacobowitz <drow at false dot org>
To: Steven Bosscher <stevenb dot gcc at gmail dot com>
Cc: Daniel Gutson <dgutson at codesourcery dot com>, gcc-patches at gcc dot gnu dot org
Date: Wed, 1 Jul 2009 09:53:54 -0400
Subject: Re: [PATCH] Workaround for Janus 2CC core errata
References: <4A4B0186.6070809@codesourcery.com> <571f6b510906302337q35ffd7f8h6dafcf253a0ac782@mail.gmail.com>

On Wed, Jul 01, 2009 at 08:37:24AM +0200, Steven Bosscher wrote:
> On Wed, Jul 1, 2009 at 8:26 AM, Daniel Gutson<dgutson@codesourcery.com> wrote:
> > The attached patch implements a work-around for an errata in the Janus 2CC
> > core.
> >
> > I tested this by running the gcc test suite, including the two new test
> > cases I added in this patch.
> >
> > If accepted, please commit if for me since I don't have write access.
> 
> Ugh, this is disgusting!
> 
> Is not supporting this core an option?  As in: Is anyone really going
> to use a core with a bug as bad as this one?

Not the sort of thing people consider when choosing a core, especially
if the problem wasn't known yet :-)  As in, this is production
silicon, not evaluation; it's in use.

-- 
Daniel Jacobowitz
CodeSourcery

References:
- [PATCH] Workaround for Janus 2CC core errata
  - From: Daniel Gutson
- Re: [PATCH] Workaround for Janus 2CC core errata
  - From: Steven Bosscher

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