public static void removeFixedWithUnusedInputs(FixedWithNextNode fixed) { if (fixed instanceof StateSplit) { FrameState stateAfter = ((StateSplit) fixed).stateAfter(); ((StateSplit) fixed).setStateAfter(null); if (stateAfter.usages().isEmpty()) { killWithUnusedFloatingInputs(stateAfter); } } unlinkFixedNode(fixed); killWithUnusedFloatingInputs(fixed); }
/** * Gets an approximate source code location for a node if possible. * * @return the StackTraceElements if an approximate source location is found, null otherwise */ public static StackTraceElement[] approxSourceStackTraceElement(Node node) { ArrayList<StackTraceElement> elements = new ArrayList<>(); Node n = node; while (n != null) { if (n instanceof MethodCallTargetNode) { elements.add(((MethodCallTargetNode) n).targetMethod().asStackTraceElement(-1)); n = ((MethodCallTargetNode) n).invoke().asNode(); } if (n instanceof StateSplit) { FrameState state = ((StateSplit) n).stateAfter(); while (state != null) { ResolvedJavaMethod method = state.method(); if (method != null) { elements.add(method.asStackTraceElement(state.bci - 1)); } state = state.outerFrameState(); } break; } n = n.predecessor(); } return elements.toArray(new StackTraceElement[elements.size()]); }