diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/ScheduleDAGSDNodesEmit.cpp | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodesEmit.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodesEmit.cpp index aa29d3efa7..1d369c1bc4 100644 --- a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodesEmit.cpp +++ b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodesEmit.cpp @@ -125,10 +125,11 @@ void ScheduleDAGSDNodes::EmitCopyFromReg(SDNode *Node, unsigned ResNo, } else { // Create the reg, emit the copy. VRBase = MRI.createVirtualRegister(DstRC); - bool Emitted = - TII->copyRegToReg(*BB, End, VRBase, SrcReg, DstRC, SrcRC); - Emitted = Emitted; // Silence compiler warning. - assert(Emitted && "Unable to issue a copy instruction!"); + bool Emitted = TII->copyRegToReg(*BB, End, VRBase, SrcReg, DstRC, SrcRC); + if (!Emitted) { + cerr << "Unable to issue a copy instruction!\n"; + abort(); + } } SDValue Op(Node, ResNo); @@ -529,7 +530,11 @@ void ScheduleDAGSDNodes::EmitNode(SDNode *Node, bool IsClone, bool IsCloned, else DstTRC = TRI->getPhysicalRegisterRegClass(DestReg, Node->getOperand(1).getValueType()); - TII->copyRegToReg(*BB, End, DestReg, SrcReg, DstTRC, SrcTRC); + bool Emitted = TII->copyRegToReg(*BB, End, DestReg, SrcReg, DstTRC, SrcTRC); + if (!Emitted) { + cerr << "Unable to issue a copy instruction!\n"; + abort(); + } break; } case ISD::CopyFromReg: { |