@Specialization
public RubyString fullTree() {
notDesignedForCompilation();
return getContext()
.makeString(
NodeUtil.printTreeToString(
Truffle.getRuntime().getCallerFrame().getCallNode().getRootNode()));
}
@Test
public void test() {
TruffleRuntime runtime = Truffle.getRuntime();
TestRootNode rootNode =
new TestRootNode(new TestArgumentNode[] {new TestArgumentNode(0), new TestArgumentNode(1)});
CallTarget target = runtime.createCallTarget(rootNode);
Object result = target.call(new TestArguments(20, 22));
Assert.assertEquals(42, result);
}
/**
* Slow-path code for a call, used when the polymorphic inline cache exceeded its maximum size. Such
* calls are not optimized any further, e.g., no method inlining is performed.
*/
final class LlvmGenericDispatchNode extends LlvmAbstractDispatchNode {
/**
* {@link IndirectCallNode} is part of the Truffle API and handles all the steps necessary for
* calling a megamorphic call-site. The Graal specific version of this node performs additional
* optimizations for the fast access of the SimpleLanguage stack trace.
*/
@Child private IndirectCallNode callNode = Truffle.getRuntime().createIndirectCallNode();
@Override
protected Object executeDispatch(VirtualFrame frame, LlvmFunction function, Object[] arguments) {
/*
* Llvm has a quite simple call lookup: just ask the function for the current call target,
* and call it.
*/
return callNode.call(frame, function.getCallTarget(), arguments);
}
}