From 74cd12b73ae5d3def15cc96c62b7fd4308cb9f2f Mon Sep 17 00:00:00 2001
From: Nadav Rotem <nrotem@apple.com>
Date: Mon, 15 Apr 2013 22:10:39 +0000
Subject: [PATCH] Update the release notes about the vectorizers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179564 91177308-0d34-0410-b5e6-96231b3b80d8
---
 docs/ReleaseNotes.rst | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index 3ca55602549..d8068831773 100644
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -119,6 +119,15 @@ has the following features:
 - Vectorization of function calls
 - Partial unrolling during vectorization
 
+The loop vectorizer is now enabled by default for -O3.
+
+SLP Vectorizer
+--------------
+
+LLVM now has a new SLP vectorizer. The new SLP vectorizer is not enabled by
+default but can be enabled using the clang flag -fslp-vectorize. The BB-vectorizer
+can also be enabled using the command line flag -fslp-vectorize-aggressive.
+
 R600 Backend
 ------------