fixup! [WIP][RISCV] Merge GPRPair and GPRF64Pair

Author: lenary

llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp

@@ -977,15 +977,14 @@ void RISCVDAGToDAGISel::Select(SDNode *Node) {
 
       if (!SDValue(Node, 0).use_empty()) {
         SDValue Lo = CurDAG->getTargetExtractSubreg(RISCV::sub_gpr_even, DL,
-                                                    Node->getSimpleValueType(0),
+                                                    Node->getValueType(0),
                                                     Node->getOperand(0));
         ReplaceUses(SDValue(Node, 0), Lo);
       }
 
       if (!SDValue(Node, 1).use_empty()) {
-        SDValue Hi = CurDAG->getTargetExtractSubreg(RISCV::sub_gpr_odd, DL,
-                                                    Node->getSimpleValueType(1),
-                                                    Node->getOperand(0));
+        SDValue Hi = CurDAG->getTargetExtractSubreg(
+            RISCV::sub_gpr_odd, DL, Node->getValueType(1), Node->getOperand(0));
         ReplaceUses(SDValue(Node, 1), Hi);
       }