annotate src/cpu/zero/vm/frame_zero.inline.hpp @ 6926:a3e2f723f2a5

8000780: make Zero build and run with JDK8 Reviewed-by: coleenp, dholmes, twisti Contributed-by: Roman Kennke <rkennke@redhat.com>
author twisti
date Mon, 29 Oct 2012 11:08:48 -0700
parents da91efe96a93
children c566b81b3323
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1 /*
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2 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * Copyright 2007, 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 #ifndef CPU_ZERO_VM_FRAME_ZERO_INLINE_HPP
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27 #define CPU_ZERO_VM_FRAME_ZERO_INLINE_HPP
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28
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29 // Constructors
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30
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31 inline frame::frame() {
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32 _zeroframe = NULL;
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33 _sp = NULL;
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34 _pc = NULL;
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35 _cb = NULL;
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36 _deopt_state = unknown;
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37 }
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38
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39 inline address frame::sender_pc() const { ShouldNotCallThis(); }
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40
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41 inline frame::frame(ZeroFrame* zf, intptr_t* sp) {
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42 _zeroframe = zf;
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43 _sp = sp;
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44 switch (zeroframe()->type()) {
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45 case ZeroFrame::ENTRY_FRAME:
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46 _pc = StubRoutines::call_stub_return_pc();
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47 _cb = NULL;
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48 break;
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49
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50 case ZeroFrame::INTERPRETER_FRAME:
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51 _pc = NULL;
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52 _cb = NULL;
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53 break;
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54
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55 case ZeroFrame::SHARK_FRAME:
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56 _pc = zero_sharkframe()->pc();
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57 _cb = CodeCache::find_blob_unsafe(pc());
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58 break;
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59
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60 case ZeroFrame::FAKE_STUB_FRAME:
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61 _pc = NULL;
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62 _cb = NULL;
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63 break;
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64
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65 default:
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66 ShouldNotReachHere();
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67 }
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68 _deopt_state = not_deoptimized;
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69 }
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70
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71 // Accessors
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72
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73 inline intptr_t* frame::sender_sp() const {
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74 return fp() + 1;
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75 }
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76
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77 inline intptr_t* frame::real_fp() const {
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78 return fp();
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79 }
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80
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81 inline intptr_t* frame::link() const {
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82 ShouldNotCallThis();
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83 }
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84
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85 #ifdef CC_INTERP
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86 inline interpreterState frame::get_interpreterState() const {
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87 return zero_interpreterframe()->interpreter_state();
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88 }
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89
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90 inline intptr_t** frame::interpreter_frame_locals_addr() const {
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91 return &(get_interpreterState()->_locals);
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92 }
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93
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94 inline intptr_t* frame::interpreter_frame_bcx_addr() const {
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95 return (intptr_t*) &(get_interpreterState()->_bcp);
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96 }
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97
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98 inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const {
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99 return &(get_interpreterState()->_constants);
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100 }
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101
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102 inline Method** frame::interpreter_frame_method_addr() const {
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103 return &(get_interpreterState()->_method);
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104 }
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105
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106 inline intptr_t* frame::interpreter_frame_mdx_addr() const {
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107 return (intptr_t*) &(get_interpreterState()->_mdx);
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108 }
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109
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110 inline intptr_t* frame::interpreter_frame_tos_address() const {
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111 return get_interpreterState()->_stack + 1;
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112 }
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113 #endif // CC_INTERP
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114
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115 inline int frame::interpreter_frame_monitor_size() {
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116 return BasicObjectLock::size();
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117 }
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118
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119 inline intptr_t* frame::interpreter_frame_expression_stack() const {
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120 intptr_t* monitor_end = (intptr_t*) interpreter_frame_monitor_end();
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121 return monitor_end - 1;
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122 }
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123
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124 inline jint frame::interpreter_frame_expression_stack_direction() {
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125 return -1;
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126 }
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127
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128 // Return a unique id for this frame. The id must have a value where
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129 // we can distinguish identity and younger/older relationship. NULL
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130 // represents an invalid (incomparable) frame.
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131 inline intptr_t* frame::id() const {
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132 return fp();
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133 }
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134
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135 inline JavaCallWrapper* frame::entry_frame_call_wrapper() const {
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136 return zero_entryframe()->call_wrapper();
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137 }
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138
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139 inline void frame::set_saved_oop_result(RegisterMap* map, oop obj) {
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140 ShouldNotCallThis();
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141 }
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142
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143 inline oop frame::saved_oop_result(RegisterMap* map) const {
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144 ShouldNotCallThis();
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145 }
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146
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147 inline bool frame::is_older(intptr_t* id) const {
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148 ShouldNotCallThis();
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149 }
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150
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151 inline intptr_t* frame::entry_frame_argument_at(int offset) const {
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152 ShouldNotCallThis();
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153 }
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154
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155 inline intptr_t* frame::unextended_sp() const {
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156 if (zeroframe()->is_shark_frame())
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157 return zero_sharkframe()->unextended_sp();
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158 else
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159 return (intptr_t *) -1;
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160 }
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161
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162 #endif // CPU_ZERO_VM_FRAME_ZERO_INLINE_HPP