bytecodeInterpreter_zero.cpp revision 9934:fd5d53ecf040 
1/*
2 * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2008 Red Hat, Inc.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
23 *
24 */
25
26#include "precompiled.hpp"
27#include "asm/assembler.hpp"
28#include "interpreter/bytecodeInterpreter.hpp"
29#include "interpreter/bytecodeInterpreter.inline.hpp"
30#include "interpreter/interpreter.hpp"
31#include "interpreter/interpreterRuntime.hpp"
32#include "oops/methodData.hpp"
33#include "oops/method.hpp"
34#include "oops/oop.inline.hpp"
35#include "runtime/deoptimization.hpp"
36#include "runtime/frame.inline.hpp"
37#include "runtime/sharedRuntime.hpp"
38#include "runtime/stubRoutines.hpp"
39#include "runtime/synchronizer.hpp"
40#include "runtime/vframeArray.hpp"
41#include "utilities/debug.hpp"
42
43#ifdef CC_INTERP
44
45const char *BytecodeInterpreter::name_of_field_at_address(address addr) {
46#define DO(member) {if (addr == (address) &(member)) return XSTR(member);}
47  DO(_thread);
48  DO(_bcp);
49  DO(_locals);
50  DO(_constants);
51  DO(_method);
52  DO(_mdx);
53  DO(_stack);
54  DO(_msg);
55  DO(_result);
56  DO(_prev_link);
57  DO(_oop_temp);
58  DO(_stack_base);
59  DO(_stack_limit);
60  DO(_monitor_base);
61  DO(_self_link);
62#undef DO
63  if (addr > (address) &_result && addr < (address) (&_result + 1))
64    return "_result)";
65  return NULL;
66}
67
68void BytecodeInterpreter::layout_interpreterState(interpreterState istate,
69                                                  frame*    caller,
70                                                  frame*    current,
71                                                  Method* method,
72                                                  intptr_t* locals,
73                                                  intptr_t* stack,
74                                                  intptr_t* stack_base,
75                                                  intptr_t* monitor_base,
76                                                  intptr_t* frame_bottom,
77                                                  bool      is_top_frame) {
78  istate->set_locals(locals);
79  istate->set_method(method);
80  istate->set_self_link(istate);
81  istate->set_prev_link(NULL);
82  // thread will be set by a hacky repurposing of frame::patch_pc()
83  // bcp will be set by vframeArrayElement::unpack_on_stack()
84  istate->set_constants(method->constants()->cache());
85  istate->set_msg(BytecodeInterpreter::method_resume);
86  istate->set_bcp_advance(0);
87  istate->set_oop_temp(NULL);
88  istate->set_mdx(NULL);
89  if (caller->is_interpreted_frame()) {
90    interpreterState prev = caller->get_interpreterState();
91    prev->set_callee(method);
92    if (*prev->bcp() == Bytecodes::_invokeinterface)
93      prev->set_bcp_advance(5);
94    else
95      prev->set_bcp_advance(3);
96  }
97  istate->set_callee(NULL);
98  istate->set_monitor_base((BasicObjectLock *) monitor_base);
99  istate->set_stack_base(stack_base);
100  istate->set_stack(stack);
101  istate->set_stack_limit(stack_base - method->max_stack() - 1);
102}
103
104#endif // CC_INTERP
105