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[wwwdocs] PATCH for Re: [PATCH] Remove matrix-reorg
- From: Gerald Pfeifer <gerald at pfeifer dot com>
- To: Richard Guenther <rguenther at suse dot de>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Sun, 2 Sep 2012 20:42:09 +0200 (CEST)
- Subject: [wwwdocs] PATCH for Re: [PATCH] Remove matrix-reorg
- References: <alpine.LNX.2.00.1208101445530.28649@zhemvz.fhfr.qr>
Hi Richi,
On Fri, 10 Aug 2012, Richard Guenther wrote:
> This removes matrix-reorg which is today useless and possibly
> dangerous. It follows struct-reorg down the kitchen-sink.
how about the following patch for the GCC 4.8 release notes?
Would you like to propose a (politically correct ;-) snippet
on why you removed the two ?
Gerald
Index: changes.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-4.8/changes.html,v
retrieving revision 1.26
diff -u -3 -p -r1.26 changes.html
--- changes.html 2 Sep 2012 15:56:24 -0000 1.26
+++ changes.html 2 Sep 2012 18:39:27 -0000
@@ -38,7 +38,7 @@ explicit use of vector types may be inco
built with older versions of GCC. Auto-vectorized code is not affected
by this change.</p>
-<h2>General Optimizer Improvements</h2>
+<h2>General Optimizer Improvements (and Changes)</h2>
<ul>
<li>A new option <code>-ftree-partial-pre</code> was added to control
@@ -46,6 +46,9 @@ by this change.</p>
This option is enabled by default at the <code>-O3</code> optimization
level, and it makes PRE more aggressive.
</li>
+ <li>The struct reorg and matrix reorg optimizations (command-line
+ options <code>-fipa-struct-reorg</code> and
+ <code>-fipa-matrix-reorg</code>) have been removed.</li>
</ul>