<div dir="ltr">On Sun, Apr 14, 2013 at 10:56 PM, Nadav Rotem <span dir="ltr"><<a href="mailto:nrotem@apple.com" target="_blank" class="cremed">nrotem@apple.com</a>></span> wrote:<br><div class="gmail_extra"><div class="gmail_quote">
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Author: nadav<br>
Date: Mon Apr 15 00:56:55 2013<br>
New Revision: 179511<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=179511&view=rev" target="_blank" class="cremed">http://llvm.org/viewvc/llvm-project?rev=179511&view=rev</a><br>
Log:<br>
Document our desire to enable the loop vectorizer on -Os in future releases.<br></blockquote><div><br></div><div style>Perhaps I've missed it, but is there somewhere a discussion of this? For example, why, what the requirements are, what is being measured?</div>
<div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
Modified:<br>
    llvm/trunk/docs/Vectorizers.rst<br>
<br>
Modified: llvm/trunk/docs/Vectorizers.rst<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/llvm/trunk/docs/Vectorizers.rst?rev=179511&r1=179510&r2=179511&view=diff" target="_blank" class="cremed">http://llvm.org/viewvc/llvm-project/llvm/trunk/docs/Vectorizers.rst?rev=179511&r1=179510&r2=179511&view=diff</a><br>

==============================================================================<br>
--- llvm/trunk/docs/Vectorizers.rst (original)<br>
+++ llvm/trunk/docs/Vectorizers.rst Mon Apr 15 00:56:55 2013<br>
@@ -22,6 +22,7 @@ Usage<br>
 -----<br>
<br>
 LLVM's Loop Vectorizer is now enabled by default for -O3.<br>
+We plan to enable parts of the Loop Vectorizer on -O2 and -Os in future releases.<br>
 The vectorizer can be disabled using the command line:<br>
<br>
 .. code-block:: console<br>
<br>
<br>
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</blockquote></div><br></div></div>