annotate src/cpu/zero/vm/interpreterFrame_zero.hpp @ 1552:c18cbe5936b8

6941466: Oracle rebranding changes for Hotspot repositories Summary: Change all the Sun copyrights to Oracle copyright Reviewed-by: ohair
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date Thu, 27 May 2010 19:08:38 -0700
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1 /*
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2 * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
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3 * Copyright 2008, 2010 Red Hat, Inc.
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 *
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6 * This code is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License version 2 only, as
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8 * published by the Free Software Foundation.
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9 *
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10 * This code is distributed in the hope that it will be useful, but WITHOUT
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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13 * version 2 for more details (a copy is included in the LICENSE file that
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14 * accompanied this code).
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15 *
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16 * You should have received a copy of the GNU General Public License version
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17 * 2 along with this work; if not, write to the Free Software Foundation,
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 *
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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21 * or visit www.oracle.com if you need additional information or have any
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22 * questions.
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23 *
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24 */
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25
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26 #ifdef CC_INTERP
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27 // | ... |
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28 // +--------------------+ ------------------
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29 // | stack slot n-1 | low addresses
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30 // | ... |
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31 // | stack slot 0 |
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32 // | monitor 0 (maybe) |
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33 // | ... |
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34 // | interpreter state |
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35 // | ... |
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36 // | frame_type |
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37 // | next_frame | high addresses
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38 // +--------------------+ ------------------
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39 // | ... |
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40
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41 class InterpreterFrame : public ZeroFrame {
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42 friend class AbstractInterpreter;
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43
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44 private:
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45 InterpreterFrame() : ZeroFrame() {
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46 ShouldNotCallThis();
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47 }
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49 protected:
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50 enum Layout {
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51 istate_off = jf_header_words +
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52 (align_size_up_(sizeof(BytecodeInterpreter),
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53 wordSize) >> LogBytesPerWord) - 1,
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54 header_words
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55 };
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56
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57 public:
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58 static InterpreterFrame *build(const methodOop method, TRAPS);
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59 static InterpreterFrame *build(int size, TRAPS);
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61 public:
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62 interpreterState interpreter_state() const {
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63 return (interpreterState) addr_of_word(istate_off);
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64 }
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65
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66 public:
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67 void identify_word(int frame_index,
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68 int offset,
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69 char* fieldbuf,
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70 char* valuebuf,
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71 int buflen) const;
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72 };
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73 #endif // CC_INTERP