//===- PromoteMemToReg.h - Promote Allocas to Scalars -----------*- C++ -*-===//
//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
// This file exposes an interface to promote alloca instructions to SSA
// registers, by using the SSA construction algorithm.
//
#ifndef TRANSFORMS_UTILS_PROMOTEMEMTOREG_H
#define TRANSFORMS_UTILS_PROMOTEMEMTOREG_H
+#include <vector>
+
+namespace llvm {
+
class AllocaInst;
+class DominatorTree;
class DominanceFrontier;
-#include <vector>
+class AliasSetTracker;
/// isAllocaPromotable - Return true if this alloca is legal for promotion.
/// This is true if there are only loads and stores to the alloca...
/// use of DominanceFrontier information. This function does not modify the CFG
/// of the function at all. All allocas must be from the same function.
///
+/// If AST is specified, the specified tracker is updated to reflect changes
+/// made to the IR.
+///
void PromoteMemToReg(const std::vector<AllocaInst*> &Allocas,
- DominanceFrontier &DF);
+ DominatorTree &DT, AliasSetTracker *AST = 0);
+} // End llvm namespace
#endif