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-rw-r--r--include/llvm/Target/TargetMachine.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h
index abe3519bd3..ab668d3dde 100644
--- a/include/llvm/Target/TargetMachine.h
+++ b/include/llvm/Target/TargetMachine.h
@@ -17,6 +17,7 @@ class MachineRegInfo;
class MachineFrameInfo;
class MachineCacheInfo;
class MachineOptInfo;
+class MRegisterInfo;
class PassManager;
class Pass;
@@ -66,6 +67,12 @@ public:
virtual const MachineCacheInfo& getCacheInfo() const = 0;
virtual const MachineOptInfo& getOptInfo() const = 0;
+ /// getRegisterInfo - If register information is available, return it. If
+ /// not, return null. This is kept seperate from RegInfo until RegInfo gets
+ /// straightened out.
+ ///
+ virtual const MRegisterInfo* getRegisterInfo() const { return 0; }
+
// Data storage information
//
virtual unsigned findOptimalStorageSize(const Type* ty) const;