view src/cpu/zero/vm/cppInterpreter_zero.hpp @ 1514:22af4ce8dba1

6951784: Zero deoptimizer changes Summary: The way Zero currently handles deoptimization can lead to methods being freed while they are still being executed. Reviewed-by: twisti Contributed-by: Gary Benson <gbenson@redhat.com>
author twisti
date Wed, 12 May 2010 03:49:52 -0700
parents f9271ff9d324
children c18cbe5936b8
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/*
 * Copyright 1997-2007 Sun Microsystems, Inc.  All Rights Reserved.
 * Copyright 2007, 2008, 2010 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.
 *
 */

 protected:
  // Size of interpreter code
  const static int InterpreterCodeSize = 6 * K;

 public:
  // Method entries
  static int normal_entry(methodOop method, intptr_t UNUSED, TRAPS);
  static int native_entry(methodOop method, intptr_t UNUSED, TRAPS);
  static int accessor_entry(methodOop method, intptr_t UNUSED, TRAPS);
  static int empty_entry(methodOop method, intptr_t UNUSED, TRAPS);

 public:
  // Main loop of normal_entry
  static void main_loop(int recurse, TRAPS);

 private:
  // Fast result type determination
  static BasicType result_type_of(methodOop method);