Wrap long lines

[oota-llvm.git] / include / llvm / Constant.h

diff --git a/include/llvm/Constant.h b/include/llvm/Constant.h
index fda1005ef18a9b5e6858896fc115f722dad65883..0d098a60745b09d04ac5430ec0c67e557b244c53 100644 (file)
--- a/include/llvm/Constant.h
+++ b/include/llvm/Constant.h
@@ -40,6 +40,18 @@ public:
 
   virtual void print(std::ostream &O) const;
 
+  // Specialize get/setOperand for Constant's as their operands are always
+  // constants as well.
+  Constant *getOperand(unsigned i) { 
+    return static_cast<Constant*>(User::getOperand(i));
+  }
+  const Constant *getOperand(unsigned i) const {
+    return static_cast<const Constant*>(User::getOperand(i));
+  }
+  void setOperand(unsigned i, Constant *C) {
+    User::setOperand(i, C);
+  }
+
   /// destroyConstant - Called if some element of this constant is no longer
   /// valid.  At this point only other constants may be on the use_list for this
   /// constant.  Any constants on our Use list must also be destroy'd.  The
@@ -57,7 +69,8 @@ public:
            V->getValueType() == Value::ConstantExprVal ||
            V->getValueType() == Value::ConstantAggregateZeroVal ||
            V->getValueType() == Value::FunctionVal ||
-           V->getValueType() == Value::GlobalVariableVal;
+           V->getValueType() == Value::GlobalVariableVal ||
+           V->getValueType() == Value::UndefValueVal;
   }
 
   /// replaceUsesOfWithOnConstant - This method is a special form of
@@ -79,6 +92,11 @@ public:
            "implemented for all constants that have operands!");
     assert(0 && "Constants that do not have operands cannot be using 'From'!");
   }
+
+  /// clearAllValueMaps - This method frees all internal memory used by the
+  /// constant subsystem, which can be used in environments where this memory
+  /// is otherwise reported as a leak.
+  static void clearAllValueMaps();
 };
 
 } // End llvm namespace