@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);
}
}
NodeIntrinsificationPhase getIntrinsifier() {
if (intrinsifier == null) {
HotSpotProviders providers = runtime.getHostProviders();
intrinsifier = new NodeIntrinsificationPhase(providers, providers.getSnippetReflection());
}
return intrinsifier;
}
public Suites createSuites() {
Suites ret = Suites.createDefaultSuites();
if (ImmutableCode.getValue()) {
// lowering introduces class constants, therefore it must be after lowering
ret.getHighTier()
.appendPhase(
new LoadJavaMirrorWithKlassPhase(
runtime.getConfig().classMirrorOffset, runtime.getConfig().getOopEncoding()));
if (VerifyPhases.getValue()) {
ret.getHighTier().appendPhase(new AheadOfTimeVerificationPhase());
}
}
ret.getMidTier().appendPhase(new WriteBarrierAdditionPhase(runtime.getConfig()));
if (VerifyPhases.getValue()) {
ret.getMidTier().appendPhase(new WriteBarrierVerificationPhase());
}
return ret;
}
MetaAccessProvider getMetaAccess() {
return runtime.getHostProviders().getMetaAccess();
}
