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Add sparc Niagara4 scheduling description and tweaks.

Message ID alpine.LNX.2.00.1208262334120.5727@ghan.fvgr
State New
Headers show

Commit Message

Gerald Pfeifer Aug. 26, 2012, 9:34 p.m. UTC 
Hi David,

On Thu, 26 Apr 2012, David Miller wrote:
> 	* config/sparc/niagara4.md: New file.
> 	* config/sparc/sparc.md: Include it.
> 	* config/sparc/sparc.c (niagara4_costs): New processor costs.
> 	(sparc_option_override): Use it.
> 	(sparc_use_sched_lookahead): Return 2 for niagara4.
> 	(sparc_issue_rate): Likewise.

how about something like the following for our release notes?

Gerald

Comments

David Miller Aug. 26, 2012, 9:44 p.m. UTC | #1 
From: Gerald Pfeifer <gerald@pfeifer.com>
Date: Sun, 26 Aug 2012 23:34:54 +0200 (CEST)

> Hi David,
> 
> On Thu, 26 Apr 2012, David Miller wrote:
>> 	* config/sparc/niagara4.md: New file.
>> 	* config/sparc/sparc.md: Include it.
>> 	* config/sparc/sparc.c (niagara4_costs): New processor costs.
>> 	(sparc_option_override): Use it.
>> 	(sparc_use_sched_lookahead): Return 2 for niagara4.
>> 	(sparc_issue_rate): Likewise.
> 
> how about something like the following for our release notes?

Looks fine to me.
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Patch

Index: changes.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-4.8/changes.html,v
retrieving revision 1.22
diff -u -3 -p -r1.22 changes.html
--- changes.html	26 Aug 2012 16:00:45 -0000	1.22
+++ changes.html	26 Aug 2012 21:34:13 -0000
@@ -287,6 +287,12 @@  by this change.</p>
 
   </ul>
 
+<h3 id="sparc">SPARC</h3>
+
+  <ul>
+    <li>Added optimized instruction scheduling for Niagara4.</li>
+  </ul>
+
 <!--
 <h2>Documentation improvements</h2>
 -->