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-rw-r--r--include/llvm/Transforms/Utils/SimplifyIndVar.h16
1 files changed, 6 insertions, 10 deletions
diff --git a/include/llvm/Transforms/Utils/SimplifyIndVar.h b/include/llvm/Transforms/Utils/SimplifyIndVar.h
index 524cf5a..2632d18 100644
--- a/include/llvm/Transforms/Utils/SimplifyIndVar.h
+++ b/include/llvm/Transforms/Utils/SimplifyIndVar.h
@@ -17,21 +17,23 @@
#define LLVM_TRANSFORMS_UTILS_SIMPLIFYINDVAR_H
#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/ValueHandle.h"
namespace llvm {
extern cl::opt<bool> DisableIVRewrite;
+class CastInst;
+class IVUsers;
class Loop;
-class LoopInfo;
-class DominatorTree;
-class ScalarEvolution;
class LPPassManager;
-class IVUsers;
+class PHINode;
+class ScalarEvolution;
/// Interface for visiting interesting IV users that are recognized but not
/// simplified by this utility.
class IVVisitor {
+ virtual void anchor();
public:
virtual ~IVVisitor() {}
virtual void visitCast(CastInst *Cast) = 0;
@@ -47,12 +49,6 @@ bool simplifyUsersOfIV(PHINode *CurrIV, ScalarEvolution *SE, LPPassManager *LPM,
bool simplifyLoopIVs(Loop *L, ScalarEvolution *SE, LPPassManager *LPM,
SmallVectorImpl<WeakVH> &Dead);
-/// simplifyIVUsers - Simplify instructions recorded by the IVUsers pass.
-/// This is a legacy implementation to reproduce the behavior of the
-/// IndVarSimplify pass prior to DisableIVRewrite.
-bool simplifyIVUsers(IVUsers *IU, ScalarEvolution *SE, LPPassManager *LPM,
- SmallVectorImpl<WeakVH> &Dead);
-
} // namespace llvm
#endif
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