src/cpu/zero/vm/entry_zero.hpp

Wed, 28 Feb 2018 05:31:04 +0000

author
stuefe
date
Wed, 28 Feb 2018 05:31:04 +0000
changeset 9191
a0373be7fe1b
parent 4037
da91efe96a93
child 9203
53eec13fbaa5
permissions
-rw-r--r--

8078628: linux-zero does not build without precompiled header
Summary: add missing includes
Reviewed-by: coleenp, stefank, sgehwolf, dholmes

     1 /*
     2  * Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
     3  * Copyright 2008, 2009, 2010 Red Hat, Inc.
     4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     5  *
     6  * This code is free software; you can redistribute it and/or modify it
     7  * under the terms of the GNU General Public License version 2 only, as
     8  * published by the Free Software Foundation.
     9  *
    10  * This code is distributed in the hope that it will be useful, but WITHOUT
    11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    13  * version 2 for more details (a copy is included in the LICENSE file that
    14  * accompanied this code).
    15  *
    16  * You should have received a copy of the GNU General Public License version
    17  * 2 along with this work; if not, write to the Free Software Foundation,
    18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    19  *
    20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    21  * or visit www.oracle.com if you need additional information or have any
    22  * questions.
    23  *
    24  */
    26 #ifndef CPU_ZERO_VM_ENTRY_ZERO_HPP
    27 #define CPU_ZERO_VM_ENTRY_ZERO_HPP
    29 #include "interpreter/cppInterpreter.hpp"
    31 class ZeroEntry {
    32  public:
    33   ZeroEntry() {
    34     ShouldNotCallThis();
    35   }
    37  private:
    38   address _entry_point;
    40  public:
    41   address entry_point() const {
    42     return _entry_point;
    43   }
    44   void set_entry_point(address entry_point) {
    45     _entry_point = entry_point;
    46   }
    48  private:
    49   typedef int (*NormalEntryFunc)(Method* method,
    50                                  intptr_t  base_pc,
    51                                  TRAPS);
    52   typedef int (*OSREntryFunc)(Method* method,
    53                               address   osr_buf,
    54                               intptr_t  base_pc,
    55                               TRAPS);
    57  public:
    58   void invoke(Method* method, TRAPS) const {
    59     maybe_deoptimize(
    60       ((NormalEntryFunc) entry_point())(method, (intptr_t) this, THREAD),
    61       THREAD);
    62   }
    63   void invoke_osr(Method* method, address osr_buf, TRAPS) const {
    64     maybe_deoptimize(
    65       ((OSREntryFunc) entry_point())(method, osr_buf, (intptr_t) this, THREAD),
    66       THREAD);
    67   }
    69  private:
    70   static void maybe_deoptimize(int deoptimized_frames, TRAPS) {
    71     if (deoptimized_frames)
    72       CppInterpreter::main_loop(deoptimized_frames - 1, THREAD);
    73   }
    75  public:
    76   static ByteSize entry_point_offset() {
    77     return byte_offset_of(ZeroEntry, _entry_point);
    78   }
    79 };
    81 #endif // CPU_ZERO_VM_ENTRY_ZERO_HPP

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