MergedLoadStoreMotion pass

[oota-llvm.git] / include / llvm / Transforms / Scalar.h

diff --git a/include/llvm/Transforms/Scalar.h b/include/llvm/Transforms/Scalar.h
index 6aea643c42aae05512eec8a6dfc4ec4d0c492223..413134e51c7ab043c8400f2c338eb4f6ec9a320c 100644 (file)
--- a/include/llvm/Transforms/Scalar.h
+++ b/include/llvm/Transforms/Scalar.h
@@ -19,6 +19,7 @@
 
 namespace llvm {
 
+class BasicBlockPass;
 class FunctionPass;
 class Pass;
 class GetElementPtrInst;
@@ -155,14 +156,14 @@ Pass *createLoopRerollPass();
 //
 // LoopRotate - This pass is a simple loop rotating pass.
 //
-Pass *createLoopRotatePass();
+Pass *createLoopRotatePass(int MaxHeaderSize = -1);
 
 //===----------------------------------------------------------------------===//
 //
 // LoopIdiom - This pass recognizes and replaces idioms in loops.
 //
 Pass *createLoopIdiomPass();
-  
+
 //===----------------------------------------------------------------------===//
 //
 // PromoteMemoryToRegister - This pass is used to promote memory references to
@@ -201,7 +202,7 @@ FunctionPass *createReassociatePass();
 // preds always go to some succ.
 //
 FunctionPass *createJumpThreadingPass();
-  
+
 //===----------------------------------------------------------------------===//
 //
 // CFGSimplification - Merge basic blocks, eliminate unreachable blocks,
@@ -284,10 +285,17 @@ extern char &LCSSAID;
 // tree.
 //
 FunctionPass *createEarlyCSEPass();
-  
+
+//===----------------------------------------------------------------------===//
+//
+// MergedLoadStoreMotion - This pass merges loads and stores in diamonds. Loads
+// are hoisted into the header, while stores sink into the footer.
+//
+FunctionPass *createMergedLoadStoreMotionPass();
+
 //===----------------------------------------------------------------------===//
 //
-// GVN - This pass performs global value numbering and redundant load 
+// GVN - This pass performs global value numbering and redundant load
 // elimination cotemporaneously.
 //
 FunctionPass *createGVNPass(bool NoLoads = false);
@@ -305,7 +313,7 @@ FunctionPass *createMemCpyOptPass();
 // can prove are dead.
 //
 Pass *createLoopDeletionPass();
-  
+
 //===----------------------------------------------------------------------===//
 //
 // ConstantHoisting - This pass prepares a function for expensive constants.
@@ -318,7 +326,7 @@ FunctionPass *createConstantHoistingPass();
 //
 FunctionPass *createInstructionNamerPass();
 extern char &InstructionNamerID;
-  
+
 //===----------------------------------------------------------------------===//
 //
 // Sink - Code Sinking
@@ -344,14 +352,12 @@ Pass *createCorrelatedValuePropagationPass();
 FunctionPass *createInstructionSimplifierPass();
 extern char &InstructionSimplifierID;
 
-
 //===----------------------------------------------------------------------===//
 //
 // LowerExpectIntrinsics - Removes llvm.expect intrinsics and creates
 // "block_weights" metadata.
 FunctionPass *createLowerExpectIntrinsicPass();
 
-
 //===----------------------------------------------------------------------===//
 //
 // PartiallyInlineLibCalls - Tries to inline the fast path of library
@@ -383,6 +389,12 @@ FunctionPass *createAddDiscriminatorsPass();
 //
 FunctionPass *createSeparateConstOffsetFromGEPPass();
 
+//===----------------------------------------------------------------------===//
+//
+// LoadCombine - Combine loads into bigger loads.
+//
+BasicBlockPass *createLoadCombinePass();
+
 } // End llvm namespace
 
 #endif