if (Tmp1 != Node->getOperand(0))
Result = DAG.getNode(ISD::READCYCLECOUNTER, MVT::i64, Tmp1);
break;
+
case ISD::TRUNCSTORE:
Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain.
Tmp3 = LegalizeOp(Node->getOperand(2)); // Legalize the pointer.
Hi = DAG.getConstant(0, NVT);
break;
}
+
+ case ISD::READCYCLECOUNTER:
+ if (TLI.getOperationAction(ISD::READCYCLECOUNTER, VT) == TargetLowering::Custom) {
+ SDOperand Chain = LegalizeOp(Node->getOperand(0));
+ AddLegalizedOperand(SDOperand(Node, 1), Chain);
+ SDOperand t = TLI.LowerOperation(Op, DAG);
+ ExpandOp(t, Lo, Hi);
+ } else
+ assert(0 && "Must custom expand ReadCycleCounter");
+ break;
+
// These operators cannot be expanded directly, emit them as calls to
// library functions.
case ISD::FP_TO_SINT: