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1692
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1 /*
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2 * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved.
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3 * Copyright 2008, 2009, 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 class SharkRuntime : public AllStatic {
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27 // VM calls
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28 public:
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29 static int find_exception_handler(JavaThread* thread,
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30 int* indexes,
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31 int num_indexes);
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32
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33 static void monitorenter(JavaThread* thread, BasicObjectLock* lock);
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34 static void monitorexit(JavaThread* thread, BasicObjectLock* lock);
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35
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36 static void new_instance(JavaThread* thread, int index);
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37 static void newarray(JavaThread* thread, BasicType type, int size);
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38 static void anewarray(JavaThread* thread, int index, int size);
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39 static void multianewarray(JavaThread* thread,
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40 int index,
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41 int ndims,
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42 int* dims);
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43
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44 static void register_finalizer(JavaThread* thread, oop object);
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45
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46 static void throw_ArithmeticException(JavaThread* thread,
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47 const char* file,
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48 int line);
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49 static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread,
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50 const char* file,
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51 int line,
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52 int index);
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53 static void throw_ClassCastException(JavaThread* thread,
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54 const char* file,
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55 int line);
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56 static void throw_NullPointerException(JavaThread* thread,
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57 const char* file,
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58 int line);
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59
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60 // Helpers for VM calls
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61 private:
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62 static const SharkFrame* last_frame(JavaThread *thread) {
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63 return thread->last_frame().zero_sharkframe();
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64 }
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65 static methodOop method(JavaThread *thread) {
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66 return last_frame(thread)->method();
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67 }
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68 static address bcp(JavaThread *thread, int bci) {
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69 return method(thread)->code_base() + bci;
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70 }
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71 static int two_byte_index(JavaThread *thread, int bci) {
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72 return Bytes::get_Java_u2(bcp(thread, bci) + 1);
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73 }
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74 static intptr_t tos_at(JavaThread *thread, int offset) {
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75 return *(thread->zero_stack()->sp() + offset);
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76 }
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77
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78 // Non-VM calls
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79 public:
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80 static void dump(const char *name, intptr_t value);
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81 static bool is_subtype_of(klassOop check_klass, klassOop object_klass);
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82 static int uncommon_trap(JavaThread* thread, int trap_request);
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83 };
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