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annotate src/cpu/zero/vm/cppInterpreter_zero.hpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents 4b95bbb36464
children a3e2f723f2a5
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1 /*
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2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * Copyright 2007, 2008, 2010, 2011 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 #ifndef CPU_ZERO_VM_CPPINTERPRETER_ZERO_HPP
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27 #define CPU_ZERO_VM_CPPINTERPRETER_ZERO_HPP
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29 protected:
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30 // Size of interpreter code
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31 const static int InterpreterCodeSize = 6 * K;
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33 public:
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34 // Method entries
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35 static int normal_entry(Method* method, intptr_t UNUSED, TRAPS);
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36 static int native_entry(Method* method, intptr_t UNUSED, TRAPS);
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37 static int accessor_entry(Method* method, intptr_t UNUSED, TRAPS);
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38 static int empty_entry(Method* method, intptr_t UNUSED, TRAPS);
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39 static int method_handle_entry(Method* method, intptr_t UNUSED, TRAPS);
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42 // Main loop of normal_entry
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43 static void main_loop(int recurse, TRAPS);
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44
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45 private:
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46 // Helpers for method_handle_entry
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47 static void process_method_handle(oop method_handle, TRAPS);
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48 static void insert_vmslots(int insert_before, int num_slots, TRAPS);
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49 static void remove_vmslots(int first_slot, int num_slots, TRAPS);
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50 static BasicType result_type_of_handle(oop method_handle);
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51 static intptr_t* calculate_unwind_sp(ZeroStack* stack, oop method_handle);
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52 static void throw_exception(JavaThread* thread, Symbol* name,char *msg=NULL);
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53
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54 private:
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55 // Fast result type determination
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56 static BasicType result_type_of(Method* method);
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58 #endif // CPU_ZERO_VM_CPPINTERPRETER_ZERO_HPP