hotspot/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.nodes/src/org/graalvm/compiler/nodes/java/AbstractNewObjectNode.java
changeset 43972 1ade39b8381b
child 46393 d497d892ab11
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.nodes/src/org/graalvm/compiler/nodes/java/AbstractNewObjectNode.java	Thu Feb 16 15:46:09 2017 -0800
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2009, 2015, 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 org.graalvm.compiler.nodes.java;
+
+import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_20;
+import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_20;
+
+import org.graalvm.compiler.core.common.type.Stamp;
+import org.graalvm.compiler.graph.NodeClass;
+import org.graalvm.compiler.nodeinfo.NodeInfo;
+import org.graalvm.compiler.nodes.DeoptimizingFixedWithNextNode;
+import org.graalvm.compiler.nodes.FrameState;
+import org.graalvm.compiler.nodes.spi.Lowerable;
+import org.graalvm.compiler.nodes.spi.LoweringTool;
+
+/**
+ * The {@code AbstractNewObjectNode} is the base class for the new instance and new array nodes.
+ */
+@NodeInfo(cycles = CYCLES_20, size = SIZE_20)
+public abstract class AbstractNewObjectNode extends DeoptimizingFixedWithNextNode implements Lowerable {
+
+    public static final NodeClass<AbstractNewObjectNode> TYPE = NodeClass.create(AbstractNewObjectNode.class);
+    protected final boolean fillContents;
+
+    protected AbstractNewObjectNode(NodeClass<? extends AbstractNewObjectNode> c, Stamp stamp, boolean fillContents, FrameState stateBefore) {
+        super(c, stamp, stateBefore);
+        this.fillContents = fillContents;
+    }
+
+    /**
+     * @return <code>true</code> if the object's contents should be initialized to zero/null.
+     */
+    public boolean fillContents() {
+        return fillContents;
+    }
+
+    @Override
+    public void lower(LoweringTool tool) {
+        tool.getLowerer().lower(this, tool);
+    }
+
+    @Override
+    public boolean canDeoptimize() {
+        return true;
+    }
+}