From 7894ab3a995ef678494cd74d925cbb2cc48e724e Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 2 Mar 2010 00:40:26 +0000 Subject: [PATCH] remove dead code. llvm-svn: 97529 --- .../CodeGen/SelectionDAG/SelectionDAGISel.cpp | 31 ------------------- 1 file changed, 31 deletions(-) diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index 7fd275672a39..cb16d7a1f278 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -1496,37 +1496,6 @@ GetVBR(uint64_t Val, const unsigned char *MatcherTable, unsigned &Idx) { return Val; } -/// ISelUpdater - helper class to handle updates of the -/// instruciton selection graph. -namespace { -class ISelUpdater : public SelectionDAG::DAGUpdateListener { - SelectionDAG::allnodes_iterator &ISelPosition; -public: - explicit ISelUpdater(SelectionDAG::allnodes_iterator &isp) - : ISelPosition(isp) {} - - /// NodeDeleted - Handle nodes deleted from the graph. If the - /// node being deleted is the current ISelPosition node, update - /// ISelPosition. - /// - virtual void NodeDeleted(SDNode *N, SDNode *E) { - if (ISelPosition == SelectionDAG::allnodes_iterator(N)) - ++ISelPosition; - } - - /// NodeUpdated - Ignore updates for now. - virtual void NodeUpdated(SDNode *N) {} -}; -} - -#if 0 -/// ReplaceUses - replace all uses of the old node F with the use -/// of the new node T. -static void ReplaceUses(SDValue F, SDValue T) { - ISelUpdater ISU(ISelPosition); - CurDAG->ReplaceAllUsesOfValueWith(F, T, &ISU); -} -#endif /// UpdateChainsAndFlags - When a match is complete, this method updates uses of /// interior flag and chain results to use the new flag and chain results.