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Re: rs6000 extzvsi pattern breakage

From: Mark Mitchell <mark at codesourcery dot com>
To: Alan Modra <amodra at bigpond dot net dot au>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, David Edelsohn <dje at watson dot ibm dot com>
Date: Thu, 05 Sep 2002 12:11:35 -0700
Subject: Re: rs6000 extzvsi pattern breakage

--On Friday, September 06, 2002 12:13:57 AM +0930 Alan Modra <amodra@bigpond.net.au> wrote:

On Thu, Sep 05, 2002 at 10:11:20PM +0930, Alan Modra wrote:

	* config/rs6000/rs6000.md (extzvsi_internal2): Revert most of
	2002-07-26 change.  Comment.

Here's a testcase, which fails on current gcc-3.2 powerpc-linux.
I'd like to commit the patch and testcase everywhere.

Make sure you XFAIL the test case, and put an entry in GNATS.

GNATS is for bug-tracking; the testsuite is for making sure we don't
backslide.

--
Mark Mitchell                mark@codesourcery.com
CodeSourcery, LLC            http://www.codesourcery.com

References:
- Re: rs6000 extzvsi pattern breakage
  - From: Alan Modra

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