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author | Devang Patel <dpatel@apple.com> | 2009-09-09 17:30:04 +0000 |
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committer | Devang Patel <dpatel@apple.com> | 2009-09-09 17:30:04 +0000 |
commit | 740fce30206ad3e1759c71ae04af9a5859857af9 (patch) | |
tree | ed1a9afa33efb08436327e1479421432c7a94557 /lib/VMCore | |
parent | 842dee44b543ba5fc9fc2e7c12a15b444827046f (diff) | |
download | llvm-740fce30206ad3e1759c71ae04af9a5859857af9.tar.gz llvm-740fce30206ad3e1759c71ae04af9a5859857af9.tar.bz2 llvm-740fce30206ad3e1759c71ae04af9a5859857af9.tar.xz |
Enable MDNode uniquing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81355 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore')
-rw-r--r-- | lib/VMCore/Metadata.cpp | 22 |
1 files changed, 1 insertions, 21 deletions
diff --git a/lib/VMCore/Metadata.cpp b/lib/VMCore/Metadata.cpp index 76f25285b8..8e025b6d7a 100644 --- a/lib/VMCore/Metadata.cpp +++ b/lib/VMCore/Metadata.cpp @@ -90,16 +90,11 @@ MDNode *MDNode::get(LLVMContext &Context, Value*const* Vals, unsigned NumVals) { for (unsigned i = 0; i != NumVals; ++i) ID.AddPointer(Vals[i]); - // FIXME: MDNode uniquing disabled temporarily. -#ifndef ENABLE_MDNODE_UNIQUING - return new MDNode(Context, Vals, NumVals); -#endif - pImpl->ConstantsLock.reader_acquire(); void *InsertPoint; MDNode *N = pImpl->MDNodeSet.FindNodeOrInsertPos(ID, InsertPoint); pImpl->ConstantsLock.reader_release(); - + if (!N) { sys::SmartScopedWriter<true> Writer(pImpl->ConstantsLock); N = pImpl->MDNodeSet.FindNodeOrInsertPos(ID, InsertPoint); @@ -120,27 +115,12 @@ void MDNode::dropAllReferences() { } MDNode::~MDNode() { - // FIXME: MDNode uniquing disabled temporarily. -#ifdef ENABLE_MDNODE_UNIQUING getType()->getContext().pImpl->MDNodeSet.RemoveNode(this); -#endif dropAllReferences(); } // Replace value from this node's element list. void MDNode::replaceElement(Value *From, Value *To) { - // FIXME: MDNode uniquing disabled temporarily. -#ifndef ENABLE_MDNODE_UNIQUING - if (From == To || !getType()) - return; - - for (SmallVector<ElementVH, 4>::iterator I = Node.begin(), - E = Node.end(); I != E; ++I) - if (*I && *I == From) - *I = ElementVH(To, this); - return; -#endif - if (From == To || !getType()) return; LLVMContext &Context = getType()->getContext(); |