[llvm] r226495 - IR: Move replaceAllUsesWith() back up to MDNode

[Duncan P. N. Exon Smith]

Author: dexonsmith
Date: Mon Jan 19 13:35:21 2015
New Revision: 226495

URL: http://llvm.org/viewvc/llvm-project?rev=226495&view=rev
Log:
IR: Move replaceAllUsesWith() back up to MDNode

Move `MDNodeFwdDecl::replaceAllUsesWith()` back up to `MDNode`, but
assert `isTemporary()`.

Modified:
    llvm/trunk/include/llvm/IR/Metadata.h

Modified: llvm/trunk/include/llvm/IR/Metadata.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/Metadata.h?rev=226495&r1=226494&r2=226495&view=diff
==============================================================================
--- llvm/trunk/include/llvm/IR/Metadata.h (original)
+++ llvm/trunk/include/llvm/IR/Metadata.h Mon Jan 19 13:35:21 2015
@@ -734,6 +734,15 @@ public:
   bool isDistinct() const { return Storage == Distinct; }
   bool isTemporary() const { return Storage == Temporary; }
 
+  /// \brief RAUW a temporary.
+  ///
+  /// \pre \a isTemporary() must be \c true.
+  void replaceAllUsesWith(Metadata *MD) {
+    assert(isTemporary() && "Expected temporary node");
+    assert(!isResolved() && "Expected RAUW support");
+    Context.getReplaceableUses()->replaceAllUsesWith(MD);
+  }
+
 protected:
   /// \brief Set an operand.
   ///
@@ -971,11 +980,6 @@ public:
   static bool classof(const Metadata *MD) {
     return MD->getMetadataID() == MDNodeFwdDeclKind;
   }
-
-  void replaceAllUsesWith(Metadata *MD) {
-    assert(Context.hasReplaceableUses() && "Expected RAUW support");
-    Context.getReplaceableUses()->replaceAllUsesWith(MD);
-  }
 };
 
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