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Add flag that may be used to determine if dead nodes are used. It's temporary
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4620 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -56,6 +56,9 @@ public:
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Incomplete = 1 << 4, // This node may not be complete
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Modified = 1 << 5, // This node is modified in this context
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Read = 1 << 6, // This node is read in this context
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#if 1
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DEAD = 1 << 7, // This node is dead and should not be pointed to
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#endif
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};
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/// NodeType - A union of the above bits. "Shadow" nodes do not add any flags
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@ -208,11 +211,11 @@ private:
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//===----------------------------------------------------------------------===//
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// Define inline DSNodeHandle functions that depend on the definition of DSNode
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//
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inline void DSNodeHandle::setNode(DSNode *n) {
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if (N) N->removeReferrer(this);
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N = n;
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if (N) N->addReferrer(this);
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assert(!N || ((N->NodeType & DSNode::DEAD) == 0));
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}
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inline bool DSNodeHandle::hasLink(unsigned Num) const {
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@ -56,6 +56,9 @@ public:
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Incomplete = 1 << 4, // This node may not be complete
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Modified = 1 << 5, // This node is modified in this context
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Read = 1 << 6, // This node is read in this context
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#if 1
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DEAD = 1 << 7, // This node is dead and should not be pointed to
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#endif
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};
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/// NodeType - A union of the above bits. "Shadow" nodes do not add any flags
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@ -208,11 +211,11 @@ private:
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//===----------------------------------------------------------------------===//
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// Define inline DSNodeHandle functions that depend on the definition of DSNode
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//
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inline void DSNodeHandle::setNode(DSNode *n) {
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if (N) N->removeReferrer(this);
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N = n;
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if (N) N->addReferrer(this);
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assert(!N || ((N->NodeType & DSNode::DEAD) == 0));
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}
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inline bool DSNodeHandle::hasLink(unsigned Num) const {
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