1 files changed, 12 insertions, 0 deletions
diff --git a/lib/Target/R600/AMDILISelDAGToDAG.cpp b/lib/Target/R600/AMDILISelDAGToDAG.cpp
index 2e18bad467b..f6702ae9524 100644
--- a/lib/Target/R600/AMDILISelDAGToDAG.cpp
+++ b/lib/Target/R600/AMDILISelDAGToDAG.cpp
@@ -161,6 +161,18 @@ SDNode *AMDGPUDAGToDAGISel::Select(SDNode *N) {
   }
   switch (Opc) {
   default: break;
+  case ISD::BUILD_PAIR: {
+    if (N->getValueType(0) != MVT::i128) {
+      llvm_unreachable("Unhandled value type for BUILD_PAIR");
+    }
+
+    SDValue RegClass = CurDAG->getTargetConstant(AMDGPU::SReg_128RegClassID, MVT::i32);
+    SDValue SubReg0 = CurDAG->getTargetConstant(AMDGPU::sub0_sub1, MVT::i32);
+    SDValue SubReg1 = CurDAG->getTargetConstant(AMDGPU::sub2_sub3, MVT::i32);
+    const SDValue Ops[] = { RegClass, N->getOperand(0), SubReg0, N->getOperand(1), SubReg1 };
+    return CurDAG->getMachineNode(TargetOpcode::REG_SEQUENCE, N->getDebugLoc(), N->getValueType(0), Ops, 5);
+  }
+
   case ISD::ConstantFP:
   case ISD::Constant: {
     const AMDGPUSubtarget &ST = TM.getSubtarget<AMDGPUSubtarget>();