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Re: Does IRA support stack slot sharing for locals and spilled pseudos?

From: "Andrew Pinski" <pinskia at gmail dot com>
To: "Pat Haugen" <pthaugen at us dot ibm dot com>
Cc: "Alexander Monakov" <amonakov at ispras dot ru>, gcc at gcc dot gnu dot org, "Vladimir Makarov" <vmakarov at redhat dot com>
Date: Mon, 29 Sep 2008 14:16:27 -0700
Subject: Re: Does IRA support stack slot sharing for locals and spilled pseudos?
References: <20080929183412.GB1418@endeed2.ispras.ru> <OFFFF0697A.62969AF8-ON862574D3.007256CC-862574D3.0073CE61@us.ibm.com>

On Mon, Sep 29, 2008 at 2:04 PM, Pat Haugen <pthaugen@us.ibm.com> wrote:
>> Does IRA support stack slot sharing described in the comment?
>
> We just got done walking through a failure with 200.sixtrack that looks
> like the same thing.  The two insns involved are:

Looking into gcc.c-torture/execute/pr28982b.c's failure
(http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37447), I noticed that
the struct there is big too and looks like the same issue.  This
testcase does fail on the trunk with --with-tune=cell.

Thanks,
Andrew Pinski

References:
- Does IRA support stack slot sharing for locals and spilled pseudos?
  - From: Alexander Monakov
- Re: Does IRA support stack slot sharing for locals and spilled pseudos?
  - From: Pat Haugen

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