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authorChris Lattner <sabre@nondot.org>2011-01-02 21:47:05 +0000
committerChris Lattner <sabre@nondot.org>2011-01-02 21:47:05 +0000
commit12be936cc912b1ff4d1c73c7f2c805a3462da1ab (patch)
treefa60d3ddd04810a992daf4cc95e26feeb4489a62 /include/llvm
parent63f9c3c49ac7011e6366fbec42716f3f70f1beee (diff)
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sketch out a new early cse pass. No functionality yet.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122713 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm')
-rw-r--r--include/llvm/InitializePasses.h1
-rw-r--r--include/llvm/LinkAllPasses.h1
-rw-r--r--include/llvm/Transforms/Scalar.h7
3 files changed, 9 insertions, 0 deletions
diff --git a/include/llvm/InitializePasses.h b/include/llvm/InitializePasses.h
index 604bd1a6bd..8d3fa86f26 100644
--- a/include/llvm/InitializePasses.h
+++ b/include/llvm/InitializePasses.h
@@ -92,6 +92,7 @@ void initializeDomViewerPass(PassRegistry&);
void initializeDominanceFrontierPass(PassRegistry&);
void initializeDominatorTreePass(PassRegistry&);
void initializeEdgeProfilerPass(PassRegistry&);
+void initializeEarlyCSEPass(PassRegistry&);
void initializeExpandISelPseudosPass(PassRegistry&);
void initializeFindUsedTypesPass(PassRegistry&);
void initializeFunctionAttrsPass(PassRegistry&);
diff --git a/include/llvm/LinkAllPasses.h b/include/llvm/LinkAllPasses.h
index 454d2587d8..7dd8ebd6c9 100644
--- a/include/llvm/LinkAllPasses.h
+++ b/include/llvm/LinkAllPasses.h
@@ -128,6 +128,7 @@ namespace {
(void) llvm::createUnifyFunctionExitNodesPass();
(void) llvm::createInstCountPass();
(void) llvm::createCodeGenPreparePass();
+ (void) llvm::createEarlyCSEPass();
(void) llvm::createGVNPass();
(void) llvm::createMemCpyOptPass();
(void) llvm::createLoopDeletionPass();
diff --git a/include/llvm/Transforms/Scalar.h b/include/llvm/Transforms/Scalar.h
index 4d0d3f6901..f494586c59 100644
--- a/include/llvm/Transforms/Scalar.h
+++ b/include/llvm/Transforms/Scalar.h
@@ -260,6 +260,13 @@ extern char &LCSSAID;
//===----------------------------------------------------------------------===//
//
+// EarlyCSE - This pass performs a simple and fast CSE pass over the dominator
+// tree.
+//
+FunctionPass *createEarlyCSEPass();
+
+//===----------------------------------------------------------------------===//
+//
// GVN - This pass performs global value numbering and redundant load
// elimination cotemporaneously.
//