Mercurial > hg > graal-jvmci-8

annotate src/share/vm/ci/ciInstanceKlass.cpp @ 24234:ea6f94ab283b default tip

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Added tag jvmci-0.36 for changeset 8128b98d4736
author Gilles Duboscq <gilles.m.duboscq@oracle.com>
date Mon, 18 Sep 2017 18:49:45 +0200
parents 719853999215
children
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1 /*
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2 * Copyright (c) 1999, 2016, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "precompiled.hpp"
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26 #include "ci/ciField.hpp"
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27 #include "ci/ciInstance.hpp"
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28 #include "ci/ciInstanceKlass.hpp"
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29 #include "ci/ciUtilities.hpp"
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30 #include "classfile/systemDictionary.hpp"
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31 #include "memory/allocation.hpp"
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32 #include "memory/allocation.inline.hpp"
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33 #include "oops/oop.inline.hpp"
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34 #include "oops/fieldStreams.hpp"
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35 #include "runtime/fieldDescriptor.hpp"
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37 // ciInstanceKlass
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38 //
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39 // This class represents a Klass* in the HotSpot virtual machine
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40 // whose Klass part in an InstanceKlass.
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42 // ------------------------------------------------------------------
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43 // ciInstanceKlass::ciInstanceKlass
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44 //
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45 // Loaded instance klass.
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46 ciInstanceKlass::ciInstanceKlass(KlassHandle h_k) :
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47 ciKlass(h_k), _non_static_fields(NULL)
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48 {
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49 assert(get_Klass()->oop_is_instance(), "wrong type");
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50 assert(get_instanceKlass()->is_loaded(), "must be at least loaded");
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51 InstanceKlass* ik = get_instanceKlass();
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52
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53 AccessFlags access_flags = ik->access_flags();
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54 _flags = ciFlags(access_flags);
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55 _has_finalizer = access_flags.has_finalizer();
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56 _has_subklass = ik->subklass() != NULL;
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57 _init_state = ik->init_state();
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58 _nonstatic_field_size = ik->nonstatic_field_size();
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59 _has_nonstatic_fields = ik->has_nonstatic_fields();
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60 _has_default_methods = ik->has_default_methods();
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61 _is_anonymous = ik->is_anonymous();
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62 _nonstatic_fields = NULL; // initialized lazily by compute_nonstatic_fields:
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63
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64 _implementor = NULL; // we will fill these lazily
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65
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66 Thread *thread = Thread::current();
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67 if (ciObjectFactory::is_initialized()) {
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68 _loader = JNIHandles::make_local(thread, ik->class_loader());
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69 _protection_domain = JNIHandles::make_local(thread,
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70 ik->protection_domain());
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71 _is_shared = false;
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72 } else {
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73 Handle h_loader(thread, ik->class_loader());
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74 Handle h_protection_domain(thread, ik->protection_domain());
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75 _loader = JNIHandles::make_global(h_loader);
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76 _protection_domain = JNIHandles::make_global(h_protection_domain);
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77 _is_shared = true;
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78 }
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79
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80 // Lazy fields get filled in only upon request.
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81 _super = NULL;
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82 _java_mirror = NULL;
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83
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84 if (is_shared()) {
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85 if (h_k() != SystemDictionary::Object_klass()) {
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86 super();
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87 }
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88 //compute_nonstatic_fields(); // done outside of constructor
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89 }
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90
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91 _field_cache = NULL;
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92 }
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93
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94 // Version for unloaded classes:
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95 ciInstanceKlass::ciInstanceKlass(ciSymbol* name,
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96 jobject loader, jobject protection_domain)
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97 : ciKlass(name, T_OBJECT)
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98 {
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99 assert(name->byte_at(0) != '[', "not an instance klass");
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100 _init_state = (InstanceKlass::ClassState)0;
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101 _nonstatic_field_size = -1;
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102 _has_nonstatic_fields = false;
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103 _nonstatic_fields = NULL;
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104 _is_anonymous = false;
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105 _loader = loader;
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106 _protection_domain = protection_domain;
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107 _is_shared = false;
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108 _super = NULL;
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109 _java_mirror = NULL;
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110 _field_cache = NULL;
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111 }
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112
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114
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115 // ------------------------------------------------------------------
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116 // ciInstanceKlass::compute_shared_is_initialized
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117 void ciInstanceKlass::compute_shared_init_state() {
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118 GUARDED_VM_ENTRY(
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119 InstanceKlass* ik = get_instanceKlass();
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120 _init_state = ik->init_state();
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121 )
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122 }
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123
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124 // ------------------------------------------------------------------
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125 // ciInstanceKlass::compute_shared_has_subklass
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126 bool ciInstanceKlass::compute_shared_has_subklass() {
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127 GUARDED_VM_ENTRY(
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128 InstanceKlass* ik = get_instanceKlass();
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129 _has_subklass = ik->subklass() != NULL;
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130 return _has_subklass;
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131 )
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132 }
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133
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134 // ------------------------------------------------------------------
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135 // ciInstanceKlass::loader
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136 oop ciInstanceKlass::loader() {
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137 ASSERT_IN_VM;
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138 return JNIHandles::resolve(_loader);
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139 }
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140
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141 // ------------------------------------------------------------------
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142 // ciInstanceKlass::loader_handle
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143 jobject ciInstanceKlass::loader_handle() {
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144 return _loader;
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145 }
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146
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147 // ------------------------------------------------------------------
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148 // ciInstanceKlass::protection_domain
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149 oop ciInstanceKlass::protection_domain() {
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150 ASSERT_IN_VM;
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151 return JNIHandles::resolve(_protection_domain);
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152 }
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153
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154 // ------------------------------------------------------------------
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155 // ciInstanceKlass::protection_domain_handle
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156 jobject ciInstanceKlass::protection_domain_handle() {
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157 return _protection_domain;
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158 }
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159
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160 // ------------------------------------------------------------------
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161 // ciInstanceKlass::field_cache
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162 //
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163 // Get the field cache associated with this klass.
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164 ciConstantPoolCache* ciInstanceKlass::field_cache() {
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165 if (is_shared()) {
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166 return NULL;
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167 }
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168 if (_field_cache == NULL) {
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169 assert(!is_java_lang_Object(), "Object has no fields");
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170 Arena* arena = CURRENT_ENV->arena();
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171 _field_cache = new (arena) ciConstantPoolCache(arena, 5);
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172 }
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173 return _field_cache;
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174 }
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175
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176 // ------------------------------------------------------------------
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177 // ciInstanceKlass::get_canonical_holder
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178 //
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179 ciInstanceKlass* ciInstanceKlass::get_canonical_holder(int offset) {
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180 #ifdef ASSERT
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181 if (!(offset >= 0 && offset < layout_helper())) {
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182 tty->print("*** get_canonical_holder(%d) on ", offset);
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183 this->print();
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184 tty->print_cr(" ***");
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185 };
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186 assert(offset >= 0 && offset < layout_helper(), "offset must be tame");
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187 #endif
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188
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189 if (offset < instanceOopDesc::base_offset_in_bytes()) {
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190 // All header offsets belong properly to java/lang/Object.
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191 return CURRENT_ENV->Object_klass();
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192 }
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193
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194 ciInstanceKlass* self = this;
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195 for (;;) {
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196 assert(self->is_loaded(), "must be loaded to have size");
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197 ciInstanceKlass* super = self->super();
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198 if (super == NULL || super->nof_nonstatic_fields() == 0 ||
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199 !super->contains_field_offset(offset)) {
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200 return self;
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201 } else {
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202 self = super; // return super->get_canonical_holder(offset)
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203 }
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204 }
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205 }
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206
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207 // ------------------------------------------------------------------
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208 // ciInstanceKlass::is_java_lang_Object
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209 //
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210 // Is this klass java.lang.Object?
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211 bool ciInstanceKlass::is_java_lang_Object() const {
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212 return equals(CURRENT_ENV->Object_klass());
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213 }
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214
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215 // ------------------------------------------------------------------
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216 // ciInstanceKlass::uses_default_loader
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217 bool ciInstanceKlass::uses_default_loader() const {
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218 // Note: We do not need to resolve the handle or enter the VM
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219 // in order to test null-ness.
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220 return _loader == NULL;
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221 }
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222
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223 // ------------------------------------------------------------------
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224
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225 /**
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226 * Return basic type of boxed value for box klass or T_OBJECT if not.
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227 */
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228 BasicType ciInstanceKlass::box_klass_type() const {
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229 if (uses_default_loader() && is_loaded()) {
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230 return SystemDictionary::box_klass_type(get_Klass());
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231 } else {
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232 return T_OBJECT;
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233 }
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234 }
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235
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236 /**
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237 * Is this boxing klass?
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238 */
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239 bool ciInstanceKlass::is_box_klass() const {
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240 return is_java_primitive(box_klass_type());
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241 }
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242
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243 /**
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244 * Is this boxed value offset?
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245 */
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246 bool ciInstanceKlass::is_boxed_value_offset(int offset) const {
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247 BasicType bt = box_klass_type();
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248 return is_java_primitive(bt) &&
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249 (offset == java_lang_boxing_object::value_offset_in_bytes(bt));
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250 }
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251
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252 // ------------------------------------------------------------------
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253 // ciInstanceKlass::is_in_package
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254 //
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255 // Is this klass in the given package?
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256 bool ciInstanceKlass::is_in_package(const char* packagename, int len) {
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257 // To avoid class loader mischief, this test always rejects application classes.
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258 if (!uses_default_loader())
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259 return false;
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260 GUARDED_VM_ENTRY(
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261 return is_in_package_impl(packagename, len);
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262 )
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263 }
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264
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265 bool ciInstanceKlass::is_in_package_impl(const char* packagename, int len) {
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266 ASSERT_IN_VM;
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267
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268 // If packagename contains trailing '/' exclude it from the
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269 // prefix-test since we test for it explicitly.
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270 if (packagename[len - 1] == '/')
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271 len--;
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272
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273 if (!name()->starts_with(packagename, len))
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274 return false;
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275
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276 // Test if the class name is something like "java/lang".
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277 if ((len + 1) > name()->utf8_length())
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278 return false;
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279
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280 // Test for trailing '/'
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281 if ((char) name()->byte_at(len) != '/')
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282 return false;
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283
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284 // Make sure it's not actually in a subpackage:
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285 if (name()->index_of_at(len+1, "/", 1) >= 0)
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286 return false;
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287
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288 return true;
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289 }
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290
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291 // ------------------------------------------------------------------
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292 // ciInstanceKlass::print_impl
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293 //
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294 // Implementation of the print method.
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295 void ciInstanceKlass::print_impl(outputStream* st) {
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296 ciKlass::print_impl(st);
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297 GUARDED_VM_ENTRY(st->print(" loader=" INTPTR_FORMAT, p2i((address)loader()));)
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298 if (is_loaded()) {
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299 st->print(" loaded=true initialized=%s finalized=%s subklass=%s size=%d flags=",
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300 bool_to_str(is_initialized()),
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301 bool_to_str(has_finalizer()),
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302 bool_to_str(has_subklass()),
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303 layout_helper());
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304
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305 _flags.print_klass_flags();
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306
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307 if (_super) {
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308 st->print(" super=");
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309 _super->print_name();
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310 }
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311 if (_java_mirror) {
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312 st->print(" mirror=PRESENT");
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313 }
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314 } else {
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315 st->print(" loaded=false");
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316 }
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317 }
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318
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319 // ------------------------------------------------------------------
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320 // ciInstanceKlass::super
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321 //
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322 // Get the superklass of this klass.
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323 ciInstanceKlass* ciInstanceKlass::super() {
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324 assert(is_loaded(), "must be loaded");
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325 if (_super == NULL && !is_java_lang_Object()) {
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326 GUARDED_VM_ENTRY(
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327 Klass* super_klass = get_instanceKlass()->super();
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328 _super = CURRENT_ENV->get_instance_klass(super_klass);
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329 )
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330 }
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331 return _super;
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332 }
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333
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334 // ------------------------------------------------------------------
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335 // ciInstanceKlass::java_mirror
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336 //
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337 // Get the instance of java.lang.Class corresponding to this klass.
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338 // Cache it on this->_java_mirror.
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339 ciInstance* ciInstanceKlass::java_mirror() {
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340 if (is_shared()) {
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341 return ciKlass::java_mirror();
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342 }
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343 if (_java_mirror == NULL) {
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344 _java_mirror = ciKlass::java_mirror();
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345 }
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346 return _java_mirror;
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347 }
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348
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349 // ------------------------------------------------------------------
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350 // ciInstanceKlass::unique_concrete_subklass
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351 ciInstanceKlass* ciInstanceKlass::unique_concrete_subklass() {
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352 if (!is_loaded()) return NULL; // No change if class is not loaded
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353 if (!is_abstract()) return NULL; // Only applies to abstract classes.
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354 if (!has_subklass()) return NULL; // Must have at least one subklass.
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355 VM_ENTRY_MARK;
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356 InstanceKlass* ik = get_instanceKlass();
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357 Klass* up = ik->up_cast_abstract();
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358 assert(up->oop_is_instance(), "must be InstanceKlass");
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359 if (ik == up) {
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360 return NULL;
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361 }
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362 return CURRENT_THREAD_ENV->get_instance_klass(up);
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363 }
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364
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365 // ------------------------------------------------------------------
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366 // ciInstanceKlass::has_finalizable_subclass
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367 bool ciInstanceKlass::has_finalizable_subclass() {
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368 if (!is_loaded()) return true;
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369 VM_ENTRY_MARK;
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370 return Dependencies::find_finalizable_subclass(get_instanceKlass()) != NULL;
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371 }
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372
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373 // ------------------------------------------------------------------
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374 // ciInstanceKlass::get_field_by_offset
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375 ciField* ciInstanceKlass::get_field_by_offset(int field_offset, bool is_static) {
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376 if (!is_static) {
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377 for (int i = 0, len = nof_nonstatic_fields(); i < len; i++) {
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378 ciField* field = _nonstatic_fields->at(i);
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379 int field_off = field->offset_in_bytes();
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380 if (field_off == field_offset)
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381 return field;
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382 if (field_off > field_offset)
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383 break;
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384 // could do binary search or check bins, but probably not worth it
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385 }
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386 return NULL;
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387 }
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388 VM_ENTRY_MARK;
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389 InstanceKlass* k = get_instanceKlass();
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390 fieldDescriptor fd;
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391 if (!k->find_field_from_offset(field_offset, is_static, &fd)) {
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392 return NULL;
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393 }
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394 ciField* field = new (CURRENT_THREAD_ENV->arena()) ciField(&fd);
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395 return field;
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396 }
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397
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398 // ------------------------------------------------------------------
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399 // ciInstanceKlass::get_field_by_name
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400 ciField* ciInstanceKlass::get_field_by_name(ciSymbol* name, ciSymbol* signature, bool is_static) {
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diff changeset
401 VM_ENTRY_MARK;
6725
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coleenp
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diff changeset
402 InstanceKlass* k = get_instanceKlass();
1080
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never
parents: 196
diff changeset
403 fieldDescriptor fd;
6725
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coleenp
parents: 5998
diff changeset
404 Klass* def = k->find_field(name->get_symbol(), signature->get_symbol(), is_static, &fd);
1080
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parents: 196
diff changeset
405 if (def == NULL) {
7c57aead6d3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 196
diff changeset
406 return NULL;
7c57aead6d3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 196
diff changeset
407 }
7c57aead6d3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 196
diff changeset
408 ciField* field = new (CURRENT_THREAD_ENV->arena()) ciField(&fd);
7c57aead6d3e 6892658: C2 should optimize some stringbuilder patterns
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parents: 196
diff changeset
409 return field;
7c57aead6d3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 196
diff changeset
410 }
7c57aead6d3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 196
diff changeset
411
7c57aead6d3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 196
diff changeset
412 // ------------------------------------------------------------------
44
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
413 // ciInstanceKlass::non_static_fields.
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kvn
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diff changeset
414
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
415 class NonStaticFieldFiller: public FieldClosure {
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
416 GrowableArray<ciField*>* _arr;
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kvn
parents: 0
diff changeset
417 ciEnv* _curEnv;
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418 public:
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diff changeset
419 NonStaticFieldFiller(ciEnv* curEnv, GrowableArray<ciField*>* arr) :
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
420 _curEnv(curEnv), _arr(arr)
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kvn
parents: 0
diff changeset
421 {}
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kvn
parents: 0
diff changeset
422 void do_field(fieldDescriptor* fd) {
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kvn
parents: 0
diff changeset
423 ciField* field = new (_curEnv->arena()) ciField(fd);
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kvn
parents: 0
diff changeset
424 _arr->append(field);
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kvn
parents: 0
diff changeset
425 }
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
426 };
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
427
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
428 GrowableArray<ciField*>* ciInstanceKlass::non_static_fields() {
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kvn
parents: 0
diff changeset
429 if (_non_static_fields == NULL) {
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
430 VM_ENTRY_MARK;
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
431 ciEnv* curEnv = ciEnv::current();
6725
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coleenp
parents: 5998
diff changeset
432 InstanceKlass* ik = get_instanceKlass();
3938
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never
parents: 2376
diff changeset
433 int max_n_fields = ik->java_fields_count();
44
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
434
1685
0e35fa8ebccd 6973963: SEGV in ciBlock::start_bci() with EA
kvn
parents: 1645
diff changeset
435 Arena* arena = curEnv->arena();
44
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
436 _non_static_fields =
1685
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kvn
parents: 1645
diff changeset
437 new (arena) GrowableArray<ciField*>(arena, max_n_fields, 0, NULL);
44
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
438 NonStaticFieldFiller filler(curEnv, _non_static_fields);
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
439 ik->do_nonstatic_fields(&filler);
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
440 }
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
441 return _non_static_fields;
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
442 }
52fed2ec0afb 6667620: (Escape Analysis) fix deoptimization for scalar replaced objects
kvn
parents: 0
diff changeset
443
0
a61af66fc99e Initial load
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diff changeset
444 static int sort_field_by_offset(ciField** a, ciField** b) {
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parents:
diff changeset
445 return (*a)->offset_in_bytes() - (*b)->offset_in_bytes();
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parents:
diff changeset
446 // (no worries about 32-bit overflow...)
a61af66fc99e Initial load
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parents:
diff changeset
447 }
a61af66fc99e Initial load
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parents:
diff changeset
448
a61af66fc99e Initial load
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parents:
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449 // ------------------------------------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
450 // ciInstanceKlass::compute_nonstatic_fields
a61af66fc99e Initial load
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parents:
diff changeset
451 int ciInstanceKlass::compute_nonstatic_fields() {
a61af66fc99e Initial load
duke
parents:
diff changeset
452 assert(is_loaded(), "must be loaded");
a61af66fc99e Initial load
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parents:
diff changeset
453
a61af66fc99e Initial load
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parents:
diff changeset
454 if (_nonstatic_fields != NULL)
a61af66fc99e Initial load
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parents:
diff changeset
455 return _nonstatic_fields->length();
a61af66fc99e Initial load
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parents:
diff changeset
456
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
457 if (!has_nonstatic_fields()) {
0
a61af66fc99e Initial load
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parents:
diff changeset
458 Arena* arena = CURRENT_ENV->arena();
a61af66fc99e Initial load
duke
parents:
diff changeset
459 _nonstatic_fields = new (arena) GrowableArray<ciField*>(arena, 0, 0, NULL);
a61af66fc99e Initial load
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parents:
diff changeset
460 return 0;
a61af66fc99e Initial load
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parents:
diff changeset
461 }
a61af66fc99e Initial load
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parents:
diff changeset
462 assert(!is_java_lang_Object(), "bootstrap OK");
a61af66fc99e Initial load
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parents:
diff changeset
463
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
464 // Size in bytes of my fields, including inherited fields.
165
437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents: 113
diff changeset
465 int fsize = nonstatic_field_size() * heapOopSize;
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
466
0
a61af66fc99e Initial load
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parents:
diff changeset
467 ciInstanceKlass* super = this->super();
a61af66fc99e Initial load
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diff changeset
468 GrowableArray<ciField*>* super_fields = NULL;
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
469 if (super != NULL && super->has_nonstatic_fields()) {
165
437d03ea40b1 6703888: Compressed Oops: use the 32-bits gap after klass in a object
kvn
parents: 113
diff changeset
470 int super_fsize = super->nonstatic_field_size() * heapOopSize;
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
471 int super_flen = super->nof_nonstatic_fields();
0
a61af66fc99e Initial load
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parents:
diff changeset
472 super_fields = super->_nonstatic_fields;
a61af66fc99e Initial load
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parents:
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473 assert(super_flen == 0 || super_fields != NULL, "first get nof_fields");
113
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
474 // See if I am no larger than my super; if so, I can use his fields.
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
475 if (fsize == super_fsize) {
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
476 _nonstatic_fields = super_fields;
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
477 return super_fields->length();
ba764ed4b6f2 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 44
diff changeset
478 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
479 }
a61af66fc99e Initial load
duke
parents:
diff changeset
480
a61af66fc99e Initial load
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parents:
diff changeset
481 GrowableArray<ciField*>* fields = NULL;
a61af66fc99e Initial load
duke
parents:
diff changeset
482 GUARDED_VM_ENTRY({
a61af66fc99e Initial load
duke
parents:
diff changeset
483 fields = compute_nonstatic_fields_impl(super_fields);
a61af66fc99e Initial load
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parents:
diff changeset
484 });
a61af66fc99e Initial load
duke
parents:
diff changeset
485
a61af66fc99e Initial load
duke
parents:
diff changeset
486 if (fields == NULL) {
a61af66fc99e Initial load
duke
parents:
diff changeset
487 // This can happen if this class (java.lang.Class) has invisible fields.
a61af66fc99e Initial load
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parents:
diff changeset
488 _nonstatic_fields = super_fields;
a61af66fc99e Initial load
duke
parents:
diff changeset
489 return super_fields->length();
a61af66fc99e Initial load
duke
parents:
diff changeset
490 }
a61af66fc99e Initial load
duke
parents:
diff changeset
491
a61af66fc99e Initial load
duke
parents:
diff changeset
492 int flen = fields->length();
a61af66fc99e Initial load
duke
parents:
diff changeset
493
a61af66fc99e Initial load
duke
parents:
diff changeset
494 // Now sort them by offset, ascending.
a61af66fc99e Initial load
duke
parents:
diff changeset
495 // (In principle, they could mix with superclass fields.)
a61af66fc99e Initial load
duke
parents:
diff changeset
496 fields->sort(sort_field_by_offset);
a61af66fc99e Initial load
duke
parents:
diff changeset
497 _nonstatic_fields = fields;
a61af66fc99e Initial load
duke
parents:
diff changeset
498 return flen;
a61af66fc99e Initial load
duke
parents:
diff changeset
499 }
a61af66fc99e Initial load
duke
parents:
diff changeset
500
a61af66fc99e Initial load
duke
parents:
diff changeset
501 GrowableArray<ciField*>*
a61af66fc99e Initial load
duke
parents:
diff changeset
502 ciInstanceKlass::compute_nonstatic_fields_impl(GrowableArray<ciField*>*
a61af66fc99e Initial load
duke
parents:
diff changeset
503 super_fields) {
a61af66fc99e Initial load
duke
parents:
diff changeset
504 ASSERT_IN_VM;
a61af66fc99e Initial load
duke
parents:
diff changeset
505 Arena* arena = CURRENT_ENV->arena();
a61af66fc99e Initial load
duke
parents:
diff changeset
506 int flen = 0;
a61af66fc99e Initial load
duke
parents:
diff changeset
507 GrowableArray<ciField*>* fields = NULL;
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 5998
diff changeset
508 InstanceKlass* k = get_instanceKlass();
3938
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
509 for (JavaFieldStream fs(k); !fs.done(); fs.next()) {
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
510 if (fs.access_flags().is_static()) continue;
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
511 flen += 1;
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
512 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
513
3938
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
514 // allocate the array:
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
515 if (flen == 0) {
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
516 return NULL; // return nothing if none are locally declared
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
517 }
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
518 if (super_fields != NULL) {
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
519 flen += super_fields->length();
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
520 }
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
521 fields = new (arena) GrowableArray<ciField*>(arena, flen, 0, NULL);
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
522 if (super_fields != NULL) {
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
523 fields->appendAll(super_fields);
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
524 }
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
525
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
526 for (JavaFieldStream fs(k); !fs.done(); fs.next()) {
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
527 if (fs.access_flags().is_static()) continue;
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10278
diff changeset
528 fieldDescriptor& fd = fs.field_descriptor();
3938
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
529 ciField* field = new (arena) ciField(&fd);
e6b1331a51d2 7086585: make Java field injection more flexible
never
parents: 2376
diff changeset
530 fields->append(field);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
531 }
a61af66fc99e Initial load
duke
parents:
diff changeset
532 assert(fields->length() == flen, "sanity");
a61af66fc99e Initial load
duke
parents:
diff changeset
533 return fields;
a61af66fc99e Initial load
duke
parents:
diff changeset
534 }
a61af66fc99e Initial load
duke
parents:
diff changeset
535
a61af66fc99e Initial load
duke
parents:
diff changeset
536 // ------------------------------------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
537 // ciInstanceKlass::find_method
a61af66fc99e Initial load
duke
parents:
diff changeset
538 //
a61af66fc99e Initial load
duke
parents:
diff changeset
539 // Find a method in this klass.
a61af66fc99e Initial load
duke
parents:
diff changeset
540 ciMethod* ciInstanceKlass::find_method(ciSymbol* name, ciSymbol* signature) {
a61af66fc99e Initial load
duke
parents:
diff changeset
541 VM_ENTRY_MARK;
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 5998
diff changeset
542 InstanceKlass* k = get_instanceKlass();
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
543 Symbol* name_sym = name->get_symbol();
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
544 Symbol* sig_sym= signature->get_symbol();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
545
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 5998
diff changeset
546 Method* m = k->find_method(name_sym, sig_sym);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
547 if (m == NULL) return NULL;
a61af66fc99e Initial load
duke
parents:
diff changeset
548
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 5998
diff changeset
549 return CURRENT_THREAD_ENV->get_method(m);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
550 }
a61af66fc99e Initial load
duke
parents:
diff changeset
551
a61af66fc99e Initial load
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parents:
diff changeset
552 // ------------------------------------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
553 // ciInstanceKlass::is_leaf_type
a61af66fc99e Initial load
duke
parents:
diff changeset
554 bool ciInstanceKlass::is_leaf_type() {
a61af66fc99e Initial load
duke
parents:
diff changeset
555 assert(is_loaded(), "must be loaded");
a61af66fc99e Initial load
duke
parents:
diff changeset
556 if (is_shared()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
557 return is_final(); // approximately correct
a61af66fc99e Initial load
duke
parents:
diff changeset
558 } else {
5998
49036505ab5f 7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents: 4739
diff changeset
559 return !_has_subklass && (nof_implementors() == 0);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
560 }
a61af66fc99e Initial load
duke
parents:
diff changeset
561 }
a61af66fc99e Initial load
duke
parents:
diff changeset
562
a61af66fc99e Initial load
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parents:
diff changeset
563 // ------------------------------------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
564 // ciInstanceKlass::implementor
a61af66fc99e Initial load
duke
parents:
diff changeset
565 //
a61af66fc99e Initial load
duke
parents:
diff changeset
566 // Report an implementor of this interface.
a61af66fc99e Initial load
duke
parents:
diff changeset
567 // Note that there are various races here, since my copy
a61af66fc99e Initial load
duke
parents:
diff changeset
568 // of _nof_implementors might be out of date with respect
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 5998
diff changeset
569 // to results returned by InstanceKlass::implementor.
0
a61af66fc99e Initial load
duke
parents:
diff changeset
570 // This is OK, since any dependencies we decide to assert
a61af66fc99e Initial load
duke
parents:
diff changeset
571 // will be checked later under the Compile_lock.
5998
49036505ab5f 7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents: 4739
diff changeset
572 ciInstanceKlass* ciInstanceKlass::implementor() {
49036505ab5f 7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents: 4739
diff changeset
573 ciInstanceKlass* impl = _implementor;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
574 if (impl == NULL) {
a61af66fc99e Initial load
duke
parents:
diff changeset
575 // Go into the VM to fetch the implementor.
a61af66fc99e Initial load
duke
parents:
diff changeset
576 {
a61af66fc99e Initial load
duke
parents:
diff changeset
577 VM_ENTRY_MARK;
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 5998
diff changeset
578 Klass* k = get_instanceKlass()->implementor();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
579 if (k != NULL) {
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 5998
diff changeset
580 if (k == get_instanceKlass()) {
5998
49036505ab5f 7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents: 4739
diff changeset
581 // More than one implementors. Use 'this' in this case.
49036505ab5f 7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents: 4739
diff changeset
582 impl = this;
49036505ab5f 7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents: 4739
diff changeset
583 } else {
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 5998
diff changeset
584 impl = CURRENT_THREAD_ENV->get_instance_klass(k);
5998
49036505ab5f 7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents: 4739
diff changeset
585 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
586 }
a61af66fc99e Initial load
duke
parents:
diff changeset
587 }
a61af66fc99e Initial load
duke
parents:
diff changeset
588 // Memoize this result.
a61af66fc99e Initial load
duke
parents:
diff changeset
589 if (!is_shared()) {
5998
49036505ab5f 7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents: 4739
diff changeset
590 _implementor = impl;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
591 }
a61af66fc99e Initial load
duke
parents:
diff changeset
592 }
a61af66fc99e Initial load
duke
parents:
diff changeset
593 return impl;
a61af66fc99e Initial load
duke
parents:
diff changeset
594 }
6972
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
595
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
596 ciInstanceKlass* ciInstanceKlass::host_klass() {
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
597 assert(is_loaded(), "must be loaded");
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
598 if (is_anonymous()) {
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
599 VM_ENTRY_MARK
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
600 Klass* host_klass = get_instanceKlass()->host_klass();
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
601 return CURRENT_ENV->get_instance_klass(host_klass);
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
602 }
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
603 return NULL;
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
604 }
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 17937
diff changeset
605
6972
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
606 // Utility class for printing of the contents of the static fields for
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
607 // use by compilation replay. It only prints out the information that
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
608 // could be consumed by the compiler, so for primitive types it prints
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
609 // out the actual value. For Strings it's the actual string value.
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
610 // For array types it it's first level array size since that's the
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
611 // only value which statically unchangeable. For all other reference
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
612 // types it simply prints out the dynamic type.
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
613
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
614 class StaticFinalFieldPrinter : public FieldClosure {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
615 outputStream* _out;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
616 const char* _holder;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
617 public:
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
618 StaticFinalFieldPrinter(outputStream* out, const char* holder) :
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
619 _out(out),
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
620 _holder(holder) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
621 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
622 void do_field(fieldDescriptor* fd) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
623 if (fd->is_final() && !fd->has_initial_value()) {
7990
fcc9e7681d63 8006410: allocating without ResourceMark when CompileCommand was specified
vlivanov
parents: 6972
diff changeset
624 ResourceMark rm;
6972
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
625 oop mirror = fd->field_holder()->java_mirror();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
626 _out->print("staticfield %s %s %s ", _holder, fd->name()->as_quoted_ascii(), fd->signature()->as_quoted_ascii());
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
627 switch (fd->field_type()) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
628 case T_BYTE: _out->print_cr("%d", mirror->byte_field(fd->offset())); break;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
629 case T_BOOLEAN: _out->print_cr("%d", mirror->bool_field(fd->offset())); break;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
630 case T_SHORT: _out->print_cr("%d", mirror->short_field(fd->offset())); break;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
631 case T_CHAR: _out->print_cr("%d", mirror->char_field(fd->offset())); break;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
632 case T_INT: _out->print_cr("%d", mirror->int_field(fd->offset())); break;
17937
78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 13021
diff changeset
633 case T_LONG: _out->print_cr(INT64_FORMAT, (int64_t)(mirror->long_field(fd->offset()))); break;
6972
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
634 case T_FLOAT: {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
635 float f = mirror->float_field(fd->offset());
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
636 _out->print_cr("%d", *(int*)&f);
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
637 break;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
638 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
639 case T_DOUBLE: {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
640 double d = mirror->double_field(fd->offset());
17937
78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 13021
diff changeset
641 _out->print_cr(INT64_FORMAT, *(int64_t*)&d);
6972
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
642 break;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
643 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
644 case T_ARRAY: {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
645 oop value = mirror->obj_field_acquire(fd->offset());
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
646 if (value == NULL) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
647 _out->print_cr("null");
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
648 } else {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
649 typeArrayOop ta = (typeArrayOop)value;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
650 _out->print("%d", ta->length());
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
651 if (value->is_objArray()) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
652 objArrayOop oa = (objArrayOop)value;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
653 const char* klass_name = value->klass()->name()->as_quoted_ascii();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
654 _out->print(" %s", klass_name);
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
655 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
656 _out->cr();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
657 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
658 break;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
659 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
660 case T_OBJECT: {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
661 oop value = mirror->obj_field_acquire(fd->offset());
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
662 if (value == NULL) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
663 _out->print_cr("null");
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
664 } else if (value->is_instance()) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
665 if (value->is_a(SystemDictionary::String_klass())) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
666 _out->print("\"");
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
667 _out->print_raw(java_lang_String::as_quoted_ascii(value));
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
668 _out->print_cr("\"");
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
669 } else {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
670 const char* klass_name = value->klass()->name()->as_quoted_ascii();
17937
78bbf4d43a14 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 13021
diff changeset
671 _out->print_cr("%s", klass_name);
6972
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
672 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
673 } else {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
674 ShouldNotReachHere();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
675 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
676 break;
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
677 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
678 default:
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
679 ShouldNotReachHere();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
680 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
681 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
682 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
683 };
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
684
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
685
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
686 void ciInstanceKlass::dump_replay_data(outputStream* out) {
7990
fcc9e7681d63 8006410: allocating without ResourceMark when CompileCommand was specified
vlivanov
parents: 6972
diff changeset
687 ResourceMark rm;
fcc9e7681d63 8006410: allocating without ResourceMark when CompileCommand was specified
vlivanov
parents: 6972
diff changeset
688
6972
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
689 InstanceKlass* ik = get_instanceKlass();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
690 ConstantPool* cp = ik->constants();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
691
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
692 // Try to record related loaded classes
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
693 Klass* sub = ik->subklass();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
694 while (sub != NULL) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
695 if (sub->oop_is_instance()) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
696 out->print_cr("instanceKlass %s", sub->name()->as_quoted_ascii());
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
697 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
698 sub = sub->next_sibling();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
699 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
700
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
701 // Dump out the state of the constant pool tags. During replay the
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
702 // tags will be validated for things which shouldn't change and
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
703 // classes will be resolved if the tags indicate that they were
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
704 // resolved at compile time.
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
705 out->print("ciInstanceKlass %s %d %d %d", ik->name()->as_quoted_ascii(),
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
706 is_linked(), is_initialized(), cp->length());
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
707 for (int index = 1; index < cp->length(); index++) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
708 out->print(" %d", cp->tags()->at(index));
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
709 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
710 out->cr();
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
711 if (is_initialized()) {
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
712 // Dump out the static final fields in case the compilation relies
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
713 // on their value for correct replay.
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
714 StaticFinalFieldPrinter sffp(out, ik->name()->as_quoted_ascii());
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
715 ik->do_local_static_fields(&sffp);
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
716 }
bd7a7ce2e264 6830717: replay of compilations would help with debugging
minqi
parents: 6725
diff changeset
717 }