Examples with ArrayRangeWrite org.graalvm.compiler.nodes.extended.ArrayRangeWrite used on opensource projects

Example 1 with ArrayRangeWrite

use of org.graalvm.compiler.nodes.extended.ArrayRangeWrite in project graal by oracle.

the class WriteBarrierVerificationPhase method hasAttachedBarrier.

private boolean hasAttachedBarrier(FixedWithNextNode node) {
    final Node next = node.next();
    final Node previous = node.predecessor();
    boolean validatePreBarrier = useG1GC() && (isObjectWrite(node) || !((ArrayRangeWrite) node).isInitialization());
    if (node instanceof WriteNode) {
        WriteNode writeNode = (WriteNode) node;
        if (writeNode.getLocationIdentity().isInit()) {
            validatePreBarrier = false;
        }
    }
    if (isObjectWrite(node)) {
        return (isObjectBarrier(node, next) || StampTool.isPointerAlwaysNull(getValueWritten(node))) && (!validatePreBarrier || isObjectBarrier(node, previous));
    } else if (isObjectArrayRangeWrite(node)) {
        return (isArrayBarrier(node, next) || StampTool.isPointerAlwaysNull(getValueWritten(node))) && (!validatePreBarrier || isArrayBarrier(node, previous));
    } else {
        return true;
    }
}

Example 2 with ArrayRangeWrite

use of org.graalvm.compiler.nodes.extended.ArrayRangeWrite in project graal by oracle.

the class WriteBarrierAdditionPhase method run.

@SuppressWarnings("try")
@Override
protected void run(StructuredGraph graph) {
    for (Node n : graph.getNodes()) {
        try (DebugCloseable scope = n.graph().withNodeSourcePosition(n)) {
            if (n instanceof ReadNode) {
                addReadNodeBarriers((ReadNode) n, graph);
            } else if (n instanceof WriteNode) {
                addWriteNodeBarriers((WriteNode) n, graph);
            } else if (n instanceof LoweredAtomicReadAndWriteNode) {
                LoweredAtomicReadAndWriteNode loweredAtomicReadAndWriteNode = (LoweredAtomicReadAndWriteNode) n;
                addAtomicReadWriteNodeBarriers(loweredAtomicReadAndWriteNode, graph);
            } else if (n instanceof AbstractCompareAndSwapNode) {
                addCASBarriers((AbstractCompareAndSwapNode) n, graph);
            } else if (n instanceof ArrayRangeWrite) {
                ArrayRangeWrite node = (ArrayRangeWrite) n;
                if (node.writesObjectArray()) {
                    addArrayRangeBarriers(node, graph);
                }
            }
        }
    }
}