/*
 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.oracle.graal.compiler.ptx.test;

import com.oracle.graal.api.meta.Kind;
import com.oracle.graal.nodes.LocalNode;
import com.oracle.graal.nodes.StructuredGraph;
import com.oracle.graal.nodes.type.StampFactory;
import com.oracle.graal.phases.Phase;


public class PTXPhase extends Phase {
    @Override
    protected void run(StructuredGraph graph) {
        /*
         * Assume that null checks would be done on the CPU caller side prior
         * to copying data onto the GPU.
         */
        for (LocalNode local : graph.getNodes(LocalNode.class)) {
            if (local.kind() == Kind.Object) {
                local.setStamp(StampFactory.declaredNonNull(local.objectStamp().type()));
            }
        }
    }
}