@Override
public void addNode(ValueNode node) {
if (node instanceof FloatingNode) {
effects.addFloatingNode(node, "VirtualizerTool");
} else {
effects.addFixedNodeBefore((FixedWithNextNode) node, position);
}
}
@Override
public void replaceWithVirtual(VirtualObjectNode virtual) {
state.addAndMarkAlias(virtual, current, usages);
if (current instanceof FixedWithNextNode) {
effects.deleteFixedNode((FixedWithNextNode) current);
}
deleted = true;
}
@Override
public void createVirtualObject(
VirtualObjectNode virtualObject, ValueNode[] entryState, int[] locks) {
VirtualUtil.trace("{{%s}} ", current);
if (virtualObject.isAlive()) {
state.addAndMarkAlias(virtualObject, virtualObject, usages);
} else {
effects.addFloatingNode(virtualObject, "newVirtualObject");
}
for (int i = 0; i < entryState.length; i++) {
entryState[i] = state.getScalarAlias(entryState[i]);
}
state.addObject(
virtualObject, new ObjectState(virtualObject, entryState, EscapeState.Virtual, locks));
state.addAndMarkAlias(virtualObject, virtualObject, usages);
PartialEscapeClosure.METRIC_ALLOCATION_REMOVED.increment();
}
@Override
public void replaceFirstInput(Node oldInput, Node replacement) {
effects.replaceFirstInput(current, oldInput, replacement);
}
@Override
public void delete() {
effects.deleteFixedNode((FixedWithNextNode) current);
deleted = true;
}
@Override
public void replaceWithValue(ValueNode replacement) {
effects.replaceAtUsages(current, state.getScalarAlias(replacement));
state.addScalarAlias(current, replacement);
deleted = true;
}