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authorChris Lattner <sabre@nondot.org>2009-12-28 09:10:16 +0000
committerChris Lattner <sabre@nondot.org>2009-12-28 09:10:16 +0000
commit1d880e51142566838131b091306dd03549adb6d2 (patch)
treed05882f6483db2ad4bb91fef5a4f7f61c14c45df /lib/VMCore/Metadata.cpp
parentb241b370313588837f9960b3ec3de4dcfb8aee4e (diff)
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avoid temporary CallbackVH's.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92218 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/Metadata.cpp')
-rw-r--r--lib/VMCore/Metadata.cpp12
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/VMCore/Metadata.cpp b/lib/VMCore/Metadata.cpp
index c1213a3d3a..2bf2c60f7c 100644
--- a/lib/VMCore/Metadata.cpp
+++ b/lib/VMCore/Metadata.cpp
@@ -64,6 +64,11 @@ public:
MDNodeElement(Value *V, MDNode *P) : CallbackVH(V), Parent(P) {}
~MDNodeElement() {}
+ void set(Value *V, MDNode *P) {
+ setValPtr(V);
+ Parent = P;
+ }
+
virtual void deleted();
virtual void allUsesReplacedWith(Value *NV);
};
@@ -91,7 +96,7 @@ MDNode::MDNode(LLVMContext &C, Value *const *Vals, unsigned NumVals,
Operands = new MDNodeElement[NumOperands];
MDNodeElement *Ptr = Operands;
for (unsigned i = 0; i != NumVals; ++i)
- Ptr[i] = MDNodeElement(Vals[i], this);
+ Ptr[i].set(Vals[i], this);
if (isFunctionLocal)
SubclassData |= FunctionLocalBit;
@@ -161,9 +166,8 @@ void MDNode::replaceElement(Value *From, Value *To) {
// Replace From element(s) in place.
for (SmallVector<unsigned, 4>::iterator I = Indexes.begin(), E = Indexes.end();
- I != E; ++I) {
- Operands[*I] = MDNodeElement(To, this);
- }
+ I != E; ++I)
+ Operands[*I].set(To, this);
// Insert updated "this" into the context's folding node set.
// If a node with same element list already exist then before inserting