--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cpu/zero/vm/nativeInst_zero.hpp	Tue Oct 13 12:04:21 2009 -0700
@@ -0,0 +1,185 @@
+/*
+ * Copyright 2003-2006 Sun Microsystems, Inc.  All Rights Reserved.
+ * Copyright 2007 Red Hat, Inc.
+ * 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+// We have interfaces for the following instructions:
+// - NativeInstruction
+// - - NativeCall
+// - - NativeMovConstReg
+// - - NativeMovConstRegPatching
+// - - NativeJump
+// - - NativeIllegalOpCode
+// - - NativeReturn
+// - - NativeReturnX (return with argument)
+// - - NativePushConst
+// - - NativeTstRegMem
+
+// The base class for different kinds of native instruction abstractions.
+// Provides the primitive operations to manipulate code relative to this.
+
+class NativeInstruction VALUE_OBJ_CLASS_SPEC {
+ public:
+  bool is_jump() {
+    ShouldNotCallThis();
+  }
+
+  bool is_safepoint_poll() {
+    ShouldNotCallThis();
+  }
+};
+
+inline NativeInstruction* nativeInstruction_at(address address) {
+  ShouldNotCallThis();
+}
+
+class NativeCall : public NativeInstruction {
+ public:
+  enum zero_specific_constants {
+    instruction_size = 0 // not used within the interpreter
+  };
+
+  address instruction_address() const {
+    ShouldNotCallThis();
+  }
+
+  address next_instruction_address() const {
+    ShouldNotCallThis();
+  }
+
+  address return_address() const {
+    ShouldNotCallThis();
+  }
+
+  address destination() const {
+    ShouldNotCallThis();
+  }
+
+  void set_destination_mt_safe(address dest) {
+    ShouldNotCallThis();
+  }
+
+  void verify_alignment() {
+    ShouldNotCallThis();
+  }
+
+  void verify() {
+    ShouldNotCallThis();
+  }
+
+  static bool is_call_before(address return_address) {
+    ShouldNotCallThis();
+  }
+};
+
+inline NativeCall* nativeCall_before(address return_address) {
+  ShouldNotCallThis();
+}
+
+inline NativeCall* nativeCall_at(address address) {
+  ShouldNotCallThis();
+}
+
+class NativeMovConstReg : public NativeInstruction {
+ public:
+  address next_instruction_address() const {
+    ShouldNotCallThis();
+  }
+
+  intptr_t data() const {
+    ShouldNotCallThis();
+  }
+
+  void set_data(intptr_t x) {
+    ShouldNotCallThis();
+  }
+};
+
+inline NativeMovConstReg* nativeMovConstReg_at(address address) {
+  ShouldNotCallThis();
+}
+
+class NativeMovRegMem : public NativeInstruction {
+ public:
+  int offset() const {
+    ShouldNotCallThis();
+  }
+
+  void set_offset(intptr_t x) {
+    ShouldNotCallThis();
+  }
+
+  void add_offset_in_bytes(int add_offset) {
+    ShouldNotCallThis();
+  }
+};
+
+inline NativeMovRegMem* nativeMovRegMem_at(address address) {
+  ShouldNotCallThis();
+}
+
+class NativeJump : public NativeInstruction {
+ public:
+  enum zero_specific_constants {
+    instruction_size = 0 // not used within the interpreter
+  };
+
+  address jump_destination() const {
+    ShouldNotCallThis();
+  }
+
+  void set_jump_destination(address dest) {
+    ShouldNotCallThis();
+  }
+
+  static void check_verified_entry_alignment(address entry,
+                                             address verified_entry) {
+  }
+
+  static void patch_verified_entry(address entry,
+                                   address verified_entry,
+                                   address dest);
+};
+
+inline NativeJump* nativeJump_at(address address) {
+  ShouldNotCallThis();
+}
+
+class NativeGeneralJump : public NativeInstruction {
+ public:
+  address jump_destination() const {
+    ShouldNotCallThis();
+  }
+
+  static void insert_unconditional(address code_pos, address entry) {
+    ShouldNotCallThis();
+  }
+
+  static void replace_mt_safe(address instr_addr, address code_buffer) {
+    ShouldNotCallThis();
+  }
+};
+
+inline NativeGeneralJump* nativeGeneralJump_at(address address) {
+  ShouldNotCallThis();
+}