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authorNadav Rotem <nrotem@apple.com>2013-04-15 22:10:39 +0000
committerNadav Rotem <nrotem@apple.com>2013-04-15 22:10:39 +0000
commit74cd12b73ae5d3def15cc96c62b7fd4308cb9f2f (patch)
treeac99f0066bc216503dc8290202b5bef29e760cee /docs/ReleaseNotes.rst
parente9a4411db4d3a05965630f668daf8071bf2d3513 (diff)
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Update the release notes about the vectorizers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179564 91177308-0d34-0410-b5e6-96231b3b80d8
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@@ -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
------------