66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
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/*
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* Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved.
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* Copyright 2008 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*
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*/
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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(ZeroStack* stack,
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const intptr_t* parameters,
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int parameter_words,
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JavaCallWrapper* call_wrapper);
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public:
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JavaCallWrapper *call_wrapper() const {
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return (JavaCallWrapper *) value_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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