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PojavLauncherTeam
GitHub Repository: PojavLauncherTeam/mobile
 Path: blob/master/src/hotspot/cpu/zero/entryFrame_zero.hpp
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/*

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 * Copyright (c) 2003, 2019, Oracle and/or its affiliates. All rights reserved.

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 * Copyright 2008, 2010 Red Hat, Inc.

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 *

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 * This code is free software; you can redistribute it and/or modify it

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 * under the terms of the GNU General Public License version 2 only, as

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 * published by the Free Software Foundation.

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 *

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 * This code is distributed in the hope that it will be useful, but WITHOUT

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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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 * version 2 for more details (a copy is included in the LICENSE file that

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 * accompanied this code).

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 *

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 * You should have received a copy of the GNU General Public License version

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 * 2 along with this work; if not, write to the Free Software Foundation,

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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

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 *

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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 * or visit www.oracle.com if you need additional information or have any

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 * questions.

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 *

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 */

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#ifndef CPU_ZERO_ENTRYFRAME_ZERO_HPP

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#define CPU_ZERO_ENTRYFRAME_ZERO_HPP

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#include "runtime/javaCalls.hpp"

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#include "stack_zero.hpp"

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// |  ...               |

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// +--------------------+  ------------------

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// | parameter n-1      |       low addresses

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// |  ...               |

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// | parameter 0        |

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// | call_wrapper       |

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// | frame_type         |

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// | next_frame         |      high addresses

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// +--------------------+  ------------------

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// |  ...               |

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class EntryFrame : public ZeroFrame {

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 private:

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  EntryFrame() : ZeroFrame() {

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    ShouldNotCallThis();

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  }

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 protected:

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  enum Layout {

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    call_wrapper_off = jf_header_words,

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    header_words

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  };

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 public:

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  static EntryFrame *build(const intptr_t*  parameters,

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                           int              parameter_words,

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                           JavaCallWrapper* call_wrapper,

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                           TRAPS);

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 public:

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  JavaCallWrapper **call_wrapper() const {

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    return (JavaCallWrapper **) addr_of_word(call_wrapper_off);

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  }

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 public:

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  void identify_word(int   frame_index,

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                     int   offset,

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                     char* fieldbuf,

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                     char* valuebuf,

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                     int   buflen) const;

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};

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#endif // CPU_ZERO_ENTRYFRAME_ZERO_HPP

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