--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/cpu/aarch64/vm/stubRoutines_aarch64.hpp	Tue Jan 20 11:34:17 2015 -0800
@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, Red Hat Inc. 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.
+ *
+ */
+
+#ifndef CPU_AARCH64_VM_STUBROUTINES_AARCH64_HPP
+#define CPU_AARCH64_VM_STUBROUTINES_AARCH64_HPP
+
+// This file holds the platform specific parts of the StubRoutines
+// definition. See stubRoutines.hpp for a description on how to
+// extend it.
+
+// n.b. if we are notifying entry/exit to the simulator then the call
+// stub does a notify at normal return placing
+// call_stub_return_address one instruction beyond the notify. the
+// latter address is sued by the stack unwind code when doign an
+// exception return.
+static bool    returns_to_call_stub(address return_pc)   {
+  return return_pc == _call_stub_return_address + (NotifySimulator ? -4 : 0);
+}
+
+enum platform_dependent_constants {
+  code_size1 = 19000,          // simply increase if too small (assembler will crash if too small)
+  code_size2 = 22000           // simply increase if too small (assembler will crash if too small)
+};
+
+class aarch64 {
+ friend class StubGenerator;
+
+ private:
+  static address _get_previous_fp_entry;
+  static address _get_previous_sp_entry;
+
+  static address _f2i_fixup;
+  static address _f2l_fixup;
+  static address _d2i_fixup;
+  static address _d2l_fixup;
+
+  static address _float_sign_mask;
+  static address _float_sign_flip;
+  static address _double_sign_mask;
+  static address _double_sign_flip;
+
+ public:
+
+  static address get_previous_fp_entry()
+  {
+    return _get_previous_fp_entry;
+  }
+
+  static address get_previous_sp_entry()
+  {
+    return _get_previous_sp_entry;
+  }
+
+  static address f2i_fixup()
+  {
+    return _f2i_fixup;
+  }
+
+  static address f2l_fixup()
+  {
+    return _f2l_fixup;
+  }
+
+  static address d2i_fixup()
+  {
+    return _d2i_fixup;
+  }
+
+  static address d2l_fixup()
+  {
+    return _d2l_fixup;
+  }
+
+  static address float_sign_mask()
+  {
+    return _float_sign_mask;
+  }
+
+  static address float_sign_flip()
+  {
+    return _float_sign_flip;
+  }
+
+  static address double_sign_mask()
+  {
+    return _double_sign_mask;
+  }
+
+  static address double_sign_flip()
+  {
+    return _double_sign_flip;
+  }
+
+ private:
+  static juint    _crc_table[];
+
+};
+
+#endif // CPU_AARCH64_VM_STUBROUTINES_AARCH64_HPP