--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/G1PostWriteBarrierStubCall.java	Thu Jun 20 15:36:49 2013 +0200
@@ -0,0 +1,51 @@
+/*
+ * 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.hotspot.nodes;
+
+import com.oracle.graal.api.code.*;
+import com.oracle.graal.api.meta.*;
+import com.oracle.graal.compiler.gen.*;
+import com.oracle.graal.compiler.target.*;
+import com.oracle.graal.nodes.*;
+import com.oracle.graal.nodes.type.*;
+import com.oracle.graal.word.*;
+
+public class G1PostWriteBarrierStubCall extends DeoptimizingStubCall implements LIRGenLowerable {
+
+    @Input private ValueNode cardAddress;
+    public static final ForeignCallDescriptor G1WBPOSTCALL = new ForeignCallDescriptor("g1WBPostCall", void.class, Word.class);
+
+    public G1PostWriteBarrierStubCall(ValueNode cardAddress) {
+        super(StampFactory.forVoid());
+        this.cardAddress = cardAddress;
+    }
+
+    @Override
+    public void generate(LIRGenerator gen) {
+        ForeignCallLinkage linkage = gen.getRuntime().lookupForeignCall(G1PostWriteBarrierStubCall.G1WBPOSTCALL);
+        gen.emitForeignCall(linkage, this, gen.operand(cardAddress));
+    }
+
+    @NodeIntrinsic
+    public static native void call(Word cardAddress);
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/G1PreWriteBarrierStubCall.java	Thu Jun 20 15:36:49 2013 +0200
@@ -0,0 +1,50 @@
+/*
+ * 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.hotspot.nodes;
+
+import com.oracle.graal.api.code.*;
+import com.oracle.graal.api.meta.*;
+import com.oracle.graal.compiler.gen.*;
+import com.oracle.graal.compiler.target.*;
+import com.oracle.graal.nodes.*;
+import com.oracle.graal.nodes.type.*;
+
+public class G1PreWriteBarrierStubCall extends DeoptimizingStubCall implements LIRGenLowerable {
+
+    @Input private ValueNode object;
+    public static final ForeignCallDescriptor G1WBPRECALL = new ForeignCallDescriptor("g1WBPreCall", void.class, Object.class);
+
+    public G1PreWriteBarrierStubCall(ValueNode object) {
+        super(StampFactory.forVoid());
+        this.object = object;
+    }
+
+    @Override
+    public void generate(LIRGenerator gen) {
+        ForeignCallLinkage linkage = gen.getRuntime().lookupForeignCall(G1PreWriteBarrierStubCall.G1WBPRECALL);
+        gen.emitForeignCall(linkage, this, gen.operand(object));
+    }
+
+    @NodeIntrinsic
+    public static native void call(Object hub);
+}