@Override
public void lower(LoweringTool tool) {
if (graph().getGuardsStage().areFrameStatesAtDeopts()) {
ForeignCallDescriptor desc =
HotSpotHostForeignCallsProvider.lookupCheckcastArraycopyDescriptor(isUninit());
StructuredGraph graph = graph();
ValueNode srcAddr = computeBase(getSource(), getSourcePosition());
ValueNode destAddr = computeBase(getDestination(), getDestinationPosition());
ValueNode len = getLength();
if (len.stamp().getStackKind() != runtime.getTarget().wordJavaKind) {
len =
IntegerConvertNode.convert(
len, StampFactory.forKind(runtime.getTarget().wordJavaKind), graph());
}
ForeignCallNode call =
graph.add(
new ForeignCallNode(
runtime.getHostBackend().getForeignCalls(),
desc,
srcAddr,
destAddr,
len,
superCheckOffset,
destElemKlass));
call.setStateAfter(stateAfter());
graph.replaceFixedWithFixed(this, call);
}
}
@Override
public ValueNode extremumNode(boolean assumePositiveTripCount, Stamp stamp) {
return op(
base.extremumNode(assumePositiveTripCount, stamp),
IntegerConvertNode.convert(offset, stamp, graph()));
}
