--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/GraalCompiler/src/com/sun/c1x/target/amd64/AMD64Backend.java	Wed Apr 27 11:50:44 2011 +0200
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2009, 2010, 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.sun.c1x.target.amd64;
+
+import static com.sun.c1x.C1XCompilation.*;
+
+import com.sun.c1x.*;
+import com.sun.c1x.asm.*;
+import com.sun.c1x.gen.*;
+import com.sun.c1x.globalstub.*;
+import com.sun.c1x.lir.*;
+import com.sun.c1x.target.*;
+import com.sun.cri.ri.*;
+import com.sun.cri.xir.*;
+
+/**
+ * The {@code X86Backend} class represents the backend for the AMD64 architecture.
+ *
+ * @author Ben L. Titzer
+ */
+public class AMD64Backend extends Backend {
+
+    public AMD64Backend(C1XCompiler compiler) {
+        super(compiler);
+    }
+    /**
+     * Creates a new LIRGenerator for x86.
+     * @param compilation the compilation for which to create the LIR generator
+     * @return an appropriate LIR generator instance
+     */
+    @Override
+    public LIRGenerator newLIRGenerator(C1XCompilation compilation) {
+        return new AMD64LIRGenerator(compilation);
+    }
+
+    /**
+     * Creates a new LIRAssembler for x86.
+     * @param compilation the compilation for which to create the LIR assembler
+     * @return an appropriate LIR assembler instance
+     */
+    @Override
+    public LIRAssembler newLIRAssembler(C1XCompilation compilation) {
+        return new AMD64LIRAssembler(compilation);
+    }
+
+    @Override
+    public FrameMap newFrameMap(RiMethod method, int numberOfLocks) {
+        return new FrameMap(compilation(), method, numberOfLocks);
+    }
+    @Override
+    public AbstractAssembler newAssembler(RiRegisterConfig registerConfig) {
+        return new AMD64MacroAssembler.WithCompiler(compiler, registerConfig);
+    }
+
+    @Override
+    public CiXirAssembler newXirAssembler() {
+        return new AMD64XirAssembler();
+    }
+
+    @Override
+    public GlobalStubEmitter newGlobalStubEmitter() {
+        return new AMD64GlobalStubEmitter(compiler);
+    }
+}