From cabdc34563b5b3d9229889d6fa118dfd1b2b0458 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 5 Aug 2005 16:23:57 +0000 Subject: [PATCH] Fix a latent bug in the libcall inserter that was exposed by Nate's patch yesterday. This fixes whetstone and a bunch of programs in the External tests. llvm-svn: 22678 --- llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 802aba8f4908..147692bb269c 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -1478,7 +1478,6 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { case ISD::FSIN: case ISD::FCOS: { MVT::ValueType VT = Node->getValueType(0); - Type *T = VT == MVT::f32 ? Type::FloatTy : Type::DoubleTy; const char *FnName = 0; switch(Node->getOpcode()) { case ISD::FSQRT: FnName = VT == MVT::f32 ? "sqrtf" : "sqrt"; break; @@ -2263,7 +2262,7 @@ bool SelectionDAGLegalize::ExpandShift(unsigned Opc, SDOperand Op,SDOperand Amt, /// Found. static void FindLatestCallSeqStart(SDNode *Node, SDNode *&Found) { if (Node->getNodeDepth() <= Found->getNodeDepth()) return; - + // If we found an CALLSEQ_START, we already know this node occurs later // than the Found node. Just remember this node and return. if (Node->getOpcode() == ISD::CALLSEQ_START) { @@ -2323,8 +2322,7 @@ static SDNode *FindCallSeqEnd(SDNode *Node) { assert(TheChain.getValueType() == MVT::Other && "Is not a token chain!"); for (SDNode::use_iterator UI = Node->use_begin(), - E = Node->use_end(); ; ++UI) { - assert(UI != E && "Didn't find a user of the tokchain, no CALLSEQ_END!"); + E = Node->use_end(); UI != E; ++UI) { // Make sure to only follow users of our token chain. SDNode *User = *UI; @@ -2333,8 +2331,7 @@ static SDNode *FindCallSeqEnd(SDNode *Node) { if (SDNode *Result = FindCallSeqEnd(User)) return Result; } - assert(0 && "Unreachable"); - abort(); + return 0; } /// FindCallSeqStart - Given a chained node that is part of a call sequence,