Remove the BBVectorize pass.
It served us well, helped kick-start much of the vectorization efforts
in LLVM, etc. Its time has come and past. Back in 2014:
http://lists.llvm.org/pipermail/llvm-dev/2014-November/079091.html
Time to actually let go and move forward. =]
I've updated the release notes both about the removal and the
deprecation of the corresponding C API.
llvm-svn: 306797
diff --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst
index 5939805..ddb31ac 100644
--- a/llvm/docs/ReleaseNotes.rst
+++ b/llvm/docs/ReleaseNotes.rst
@@ -54,8 +54,9 @@
its nature as a general purpose PDB manipulation / diagnostics tool that does
more than just dumping contents.
-
-* ... next change ...
+* The ``BBVectorize`` pass has been removed. It was fully replaced and no
+ longer used back in 2014 but we didn't get around to removing it. Now it is
+ gone. The SLP vectorizer is the suggested non-loop vectorization pass.
.. NOTE
If you would like to document a larger change, then you can add a
@@ -111,7 +112,11 @@
Changes to the C API
--------------------
- During this release ...
+* Deprecated the ``LLVMAddBBVectorizePass`` interface since the ``BBVectorize``
+ pass has been removed. It is now a no-op and will be removed in the next
+ release. Use ``LLVMAddSLPVectorizePass`` instead to get the supported SLP
+ vectorizer.
+
External Open Source Projects Using LLVM 5
==========================================