Add a blurb about -scev-aa.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107080 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/AliasAnalysis.html b/docs/AliasAnalysis.html
index 42b01ac7ec426b724991638b008b2e37feafb884..d1f911e32dc53349b43246c76d003df8097d6d9d 100644 (file)
--- a/docs/AliasAnalysis.html
+++ b/docs/AliasAnalysis.html
@@ -789,6 +789,19 @@ module, it is not part of the LLVM core.</p>
 
 </div>
 
+<!-- _______________________________________________________________________ -->
+<div class="doc_subsubsection">
+  <a name="scev-aa">The <tt>-scev-aa</tt> pass</a>
+</div>
+
+<div class="doc_text">
+
+<p>The <tt>-scev-aa</tt> pass implements AliasAnalysis queries by
+translating them into ScalarEvolution queries. This gives it a
+more complete understanding of <tt>getelementptr</tt> instructions
+and loop induction variables than other alias analyses have.</p>
+
+</div>
 
 <!-- ======================================================================= -->
 <div class="doc_subsection">