From 8bc9ef77b7e9910fbeb40725dfa49d793158db51 Mon Sep 17 00:00:00 2001 From: Devang Patel Date: Tue, 2 Nov 2010 17:19:03 +0000 Subject: If value map does not have register for an argument then try to find frame index before giving up. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118022 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp') diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index eb149e1..667cac7 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -3980,12 +3980,11 @@ SelectionDAGBuilder::EmitFuncArgumentDbgValue(const Value *V, MDNode *Variable, if (!Reg) { // Check if ValueMap has reg number. DenseMap::iterator VMI = FuncInfo.ValueMap.find(V); - if (VMI == FuncInfo.ValueMap.end()) - return false; - Reg = VMI->second; + if (VMI != FuncInfo.ValueMap.end()) + Reg = VMI->second; } - - if (!Reg && N.getNode()) + + if (!Reg && N.getNode()) { // Check if frame index is available. if (LoadSDNode *LNode = dyn_cast(N.getNode())) if (FrameIndexSDNode *FINode = @@ -3993,6 +3992,10 @@ SelectionDAGBuilder::EmitFuncArgumentDbgValue(const Value *V, MDNode *Variable, Reg = TRI->getFrameRegister(MF); Offset = FINode->getIndex(); } + } + + if (!Reg) + return false; MachineInstrBuilder MIB = BuildMI(MF, getCurDebugLoc(), TII->get(TargetOpcode::DBG_VALUE)) -- cgit v1.1