--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.replacements/src/org/graalvm/compiler/replacements/nodes/DirectStoreNode.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2012, 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.replacements.nodes;
+
+import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_2;
+import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1;
+
+import org.graalvm.compiler.core.common.LIRKind;
+import org.graalvm.compiler.core.common.type.StampFactory;
+import org.graalvm.compiler.graph.NodeClass;
+import org.graalvm.compiler.nodeinfo.NodeInfo;
+import org.graalvm.compiler.nodes.FixedWithNextNode;
+import org.graalvm.compiler.nodes.StateSplit;
+import org.graalvm.compiler.nodes.ValueNode;
+import org.graalvm.compiler.nodes.extended.RawStoreNode;
+import org.graalvm.compiler.nodes.spi.LIRLowerable;
+import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;
+
+import jdk.vm.ci.meta.JavaKind;
+import jdk.vm.ci.meta.Value;
+
+/**
+ * A special purpose store node that differs from {@link RawStoreNode} in that it is not a
+ * {@link StateSplit} and takes a computed address instead of an object.
+ */
+@NodeInfo(cycles = CYCLES_2, size = SIZE_1)
+public final class DirectStoreNode extends FixedWithNextNode implements LIRLowerable {
+
+    public static final NodeClass<DirectStoreNode> TYPE = NodeClass.create(DirectStoreNode.class);
+    @Input protected ValueNode address;
+    @Input protected ValueNode value;
+    protected final JavaKind kind;
+
+    public DirectStoreNode(ValueNode address, ValueNode value, JavaKind kind) {
+        super(TYPE, StampFactory.forVoid());
+        this.address = address;
+        this.value = value;
+        this.kind = kind;
+    }
+
+    @Override
+    public void generate(NodeLIRBuilderTool gen) {
+        Value v = gen.operand(value);
+        LIRKind lirKind = LIRKind.fromJavaKind(gen.getLIRGeneratorTool().target().arch, kind);
+        gen.getLIRGeneratorTool().getArithmetic().emitStore(lirKind, gen.operand(address), v, null);
+    }
+
+    public ValueNode getAddress() {
+        return address;
+    }
+
+    public ValueNode getValue() {
+        return value;
+    }
+
+    @NodeIntrinsic
+    public static native void storeBoolean(long address, boolean value, @ConstantNodeParameter JavaKind kind);
+}