[wwwdocs] gcc-4.8/changes.html: mention IRA and transactional memory

Message ID alpine.LNX.2.00.1305202047110.1748@trevally.site
State New
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Commit Message

Gerald Pfeifer May 20, 2013, 12:52 p.m.
On Fri, 17 May 2013, Aldy Hernandez wrote:
> Errr, how did we miss this?  Ok, I'm partly to blame for the lack of 
> transactional memory in changes.html, but something as big as getting 
> rid of reload?!

I guess I need to start being more of a nuisance again when it comes
to release notes / announcements. :-/

> Would it be preferable to mention IRA in the target specific x86
> section instead?  I figured it was an important enough change to 
> warrant front-page coverage.

Agreed.  Two suggestions:

+    <li>Support for transactional memory has been implemented on
+    selected architectures.</li>

Do you have a list?

Okay after considering those questions.  And thanks for catching
and addressing this!



Index: htdocs/gcc-4.8/changes.html
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-4.8/changes.html,v
retrieving revision 1.116
diff -u -r1.116 changes.html
--- htdocs/gcc-4.8/changes.html	24 Apr 2013 15:14:26 -0000	1.116
+++ htdocs/gcc-4.8/changes.html	17 May 2013 17:49:19 -0000
@@ -143,6 +143,11 @@ 
 	<code>-fsanitize=thread</code>. Instructions will be instrumented to
 	detect data races. The ThreadSanitizer is available on x86-64
+    <li>A new local register allocator has been implemented, which
+    replaces the 26 year old reload pass and improves generated code
+    quality on ia32 and x86-64 targets.</li>

How about making this "...quality.  For now it is active on..."?  The
idea is to make it explicit that this is a general change, which just
is enabled on these two architectures for now.