Add a basic-block autovectorization pass.

This is the initial checkin of the basic-block autovectorization pass along with some supporting vectorization infrastructure.
Special thanks to everyone who helped review this code over the last several months (especially Tobias Grosser).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149468 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 39 insertions, 0 deletions

diff --git a/lib/Transforms/Vectorize/Vectorize.cpp b/lib/Transforms/Vectorize/Vectorize.cpp
new file mode 100644
index 0000000000..1ef60029bc
--- /dev/null
+++ b/lib/Transforms/Vectorize/Vectorize.cpp
@@ -0,0 +1,39 @@
+//===-- Vectorize.cpp -----------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements common infrastructure for libLLVMVectorizeOpts.a, which 
+// implements several vectorization transformations over the LLVM intermediate
+// representation, including the C bindings for that library.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm-c/Transforms/Vectorize.h"
+#include "llvm-c/Initialization.h"
+#include "llvm/InitializePasses.h"
+#include "llvm/PassManager.h"
+#include "llvm/Analysis/Passes.h"
+#include "llvm/Analysis/Verifier.h"
+#include "llvm/Transforms/Vectorize.h"
+
+using namespace llvm;
+
+/// initializeVectorizationPasses - Initialize all passes linked into the 
+/// Vectorization library.
+void llvm::initializeVectorization(PassRegistry &Registry) {
+  initializeBBVectorizePass(Registry);
+}
+
+void LLVMInitializeVectorization(LLVMPassRegistryRef R) {
+  initializeVectorization(*unwrap(R));
+}
+
+void LLVMAddBBVectorizePass(LLVMPassManagerRef PM) {
+  unwrap(PM)->add(createBBVectorizePass());
+}
+