--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/vm/graal/graalVMToCompiler.hpp	Wed Jan 04 21:07:44 2012 +0100
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2011, 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.
+ */
+
+#include "memory/allocation.hpp"
+#include "oops/oop.hpp"
+#include "runtime/handles.hpp"
+#include "runtime/thread.hpp"
+#include "classfile/javaClasses.hpp"
+#include "runtime/jniHandles.hpp"
+#include "runtime/javaCalls.hpp"
+
+class VMToCompiler : public AllStatic {
+
+private:
+  static jobject _compilerPermObject;
+  static jobject _vmExitsPermObject;
+  static jobject _vmExitsPermKlass;
+
+  static KlassHandle vmExitsKlass();
+  static Handle instance();
+
+public:
+  static void initializeCompiler();
+
+  static Handle compilerInstance();
+
+  // public static boolean HotSpotOptions.setOption(String option);
+  static jboolean setOption(Handle option);
+
+  // public static void HotSpotOptions.setDefaultOptions();
+  static void setDefaultOptions();
+
+  // public abstract void compileMethod(long vmId, String name, int entry_bci, boolean blocking);
+  static void compileMethod(Handle hotspot_method, int entry_bci, jboolean blocking);
+
+  // public abstract void shutdownCompiler();
+  static void shutdownCompiler();
+  
+  // public abstract void startCompiler();
+  static void startCompiler();
+  
+  // public abstract void bootstrap();
+  static void bootstrap();
+
+  // public abstract RiMethod createRiMethodResolved(long vmId, String name);
+  static oop createRiMethodResolved(jlong vmId, Handle name, TRAPS);
+
+  // public abstract RiMethod createRiMethodUnresolved(String name, String signature, RiType holder);
+  static oop createRiMethodUnresolved(Handle name, Handle signature, Handle holder, TRAPS);
+
+  // public abstract RiField createRiField(RiType holder, String name, RiType type, int flags, int offset);
+  static oop createRiField(Handle holder, Handle name, Handle type, int index, int flags, TRAPS);
+
+  // public abstract RiType createRiType(long vmId, String name);
+  static oop createRiType(jlong vmId, Handle name, TRAPS);
+
+  // public abstract RiType createRiTypeUnresolved(String name);
+  static oop createRiTypeUnresolved(Handle name, TRAPS);
+
+  // public abstract RiType createRiTypePrimitive(int basicType);
+  static oop createRiTypePrimitive(int basicType, TRAPS);
+
+  // public abstract RiSignature createRiSignature(String signature);
+  static oop createRiSignature(Handle name, TRAPS);
+
+  // public abstract CiConstant createCiConstant(CiKind kind, long value);
+  static oop createCiConstant(Handle kind, jlong value, TRAPS);
+
+  // public abstract CiConstant createCiConstantFloat(float value);
+  static oop createCiConstantFloat(jfloat value, TRAPS);
+
+  // public abstract CiConstant createCiConstantDouble(double value);
+  static oop createCiConstantDouble(jdouble value, TRAPS);
+
+  // public abstract CiConstant createCiConstantObject(long vmId);
+  static oop createCiConstantObject(Handle object, TRAPS);
+};
+
+inline void check_pending_exception(const char* message, bool dump_core = false) {
+  Thread* THREAD = Thread::current();
+  if (THREAD->has_pending_exception()) {
+    Handle exception = PENDING_EXCEPTION;
+    CLEAR_PENDING_EXCEPTION;
+
+    assert(exception->is_a(SystemDictionary::Throwable_klass()), "Throwable instance expected");
+    JavaValue result(T_VOID);
+    JavaCalls::call_virtual(&result,
+                            exception,
+                            KlassHandle(THREAD,
+                            SystemDictionary::Throwable_klass()),
+                            vmSymbols::printStackTrace_name(),
+                            vmSymbols::void_method_signature(),
+                            THREAD);
+
+    vm_abort(dump_core);
+  }
+}
+
+inline void check_not_null(void* value, const char* message, bool dump_core = false) {
+  if (value == NULL) {
+    tty->print_cr("%s", message);
+    vm_abort(dump_core);
+  }
+}
+