Mercurial > hg > graal-jvmci-8

annotate src/share/vm/interpreter/linkResolver.cpp @ 24170:0b85ccd62409 jdk8u131-b01

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8168699: Validate special case invocations Reviewed-by: kevinw, vlivanov
author coleenp
date Tue, 13 Dec 2016 14:37:04 -0500
parents 81bed6c76a89
children 719853999215
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1 /*
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2 * Copyright (c) 1997, 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 "classfile/defaultMethods.hpp"
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27 #include "classfile/systemDictionary.hpp"
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28 #include "classfile/vmSymbols.hpp"
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29 #include "compiler/compileBroker.hpp"
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30 #include "gc_interface/collectedHeap.inline.hpp"
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31 #include "interpreter/bytecode.hpp"
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32 #include "interpreter/interpreterRuntime.hpp"
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33 #include "interpreter/linkResolver.hpp"
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34 #include "memory/resourceArea.hpp"
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35 #include "memory/universe.inline.hpp"
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36 #include "oops/instanceKlass.hpp"
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37 #include "oops/objArrayOop.hpp"
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38 #include "prims/methodHandles.hpp"
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39 #include "prims/nativeLookup.hpp"
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40 #include "runtime/compilationPolicy.hpp"
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41 #include "runtime/fieldDescriptor.hpp"
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42 #include "runtime/frame.inline.hpp"
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43 #include "runtime/handles.inline.hpp"
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44 #include "runtime/reflection.hpp"
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45 #include "runtime/signature.hpp"
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46 #include "runtime/thread.inline.hpp"
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47 #include "runtime/vmThread.hpp"
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49
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50 //------------------------------------------------------------------------------------------------------------------------
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51 // Implementation of CallInfo
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52
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53
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54 void CallInfo::set_static(KlassHandle resolved_klass, methodHandle resolved_method, TRAPS) {
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55 int vtable_index = Method::nonvirtual_vtable_index;
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56 set_common(resolved_klass, resolved_klass, resolved_method, resolved_method, CallInfo::direct_call, vtable_index, CHECK);
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57 }
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58
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59
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60 void CallInfo::set_interface(KlassHandle resolved_klass, KlassHandle selected_klass, methodHandle resolved_method, methodHandle selected_method, int itable_index, TRAPS) {
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61 // This is only called for interface methods. If the resolved_method
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62 // comes from java/lang/Object, it can be the subject of a virtual call, so
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63 // we should pick the vtable index from the resolved method.
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64 // In that case, the caller must call set_virtual instead of set_interface.
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65 assert(resolved_method->method_holder()->is_interface(), "");
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66 assert(itable_index == resolved_method()->itable_index(), "");
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67 set_common(resolved_klass, selected_klass, resolved_method, selected_method, CallInfo::itable_call, itable_index, CHECK);
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68 }
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69
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70 void CallInfo::set_virtual(KlassHandle resolved_klass, KlassHandle selected_klass, methodHandle resolved_method, methodHandle selected_method, int vtable_index, TRAPS) {
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71 assert(vtable_index >= 0 || vtable_index == Method::nonvirtual_vtable_index, "valid index");
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72 assert(vtable_index < 0 || !resolved_method->has_vtable_index() || vtable_index == resolved_method->vtable_index(), "");
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73 CallKind kind = (vtable_index >= 0 && !resolved_method->can_be_statically_bound() ? CallInfo::vtable_call : CallInfo::direct_call);
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74 set_common(resolved_klass, selected_klass, resolved_method, selected_method, kind, vtable_index, CHECK);
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75 assert(!resolved_method->is_compiled_lambda_form(), "these must be handled via an invokehandle call");
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76 }
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77
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78 void CallInfo::set_handle(methodHandle resolved_method, Handle resolved_appendix, Handle resolved_method_type, TRAPS) {
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79 if (resolved_method.is_null()) {
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80 THROW_MSG(vmSymbols::java_lang_InternalError(), "resolved method is null");
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81 }
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82 KlassHandle resolved_klass = SystemDictionary::MethodHandle_klass();
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83 assert(resolved_method->intrinsic_id() == vmIntrinsics::_invokeBasic ||
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84 resolved_method->is_compiled_lambda_form(),
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85 "linkMethod must return one of these");
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86 int vtable_index = Method::nonvirtual_vtable_index;
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87 assert(!resolved_method->has_vtable_index(), "");
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88 set_common(resolved_klass, resolved_klass, resolved_method, resolved_method, CallInfo::direct_call, vtable_index, CHECK);
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89 _resolved_appendix = resolved_appendix;
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90 _resolved_method_type = resolved_method_type;
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91 }
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92
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93 void CallInfo::set_common(KlassHandle resolved_klass,
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94 KlassHandle selected_klass,
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95 methodHandle resolved_method,
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96 methodHandle selected_method,
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97 CallKind kind,
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98 int index,
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99 TRAPS) {
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100 assert(resolved_method->signature() == selected_method->signature(), "signatures must correspond");
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101 _resolved_klass = resolved_klass;
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102 _selected_klass = selected_klass;
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103 _resolved_method = resolved_method;
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104 _selected_method = selected_method;
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105 _call_kind = kind;
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106 _call_index = index;
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107 _resolved_appendix = Handle();
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108 DEBUG_ONLY(verify()); // verify before making side effects
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109
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110 if (CompilationPolicy::must_be_compiled(selected_method)) {
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111 // This path is unusual, mostly used by the '-Xcomp' stress test mode.
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112
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113 // Note: with several active threads, the must_be_compiled may be true
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114 // while can_be_compiled is false; remove assert
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115 // assert(CompilationPolicy::can_be_compiled(selected_method), "cannot compile");
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116 if (THREAD->is_Compiler_thread()) {
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117 // don't force compilation, resolve was on behalf of compiler
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118 return;
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119 }
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120 if (selected_method->method_holder()->is_not_initialized()) {
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121 // 'is_not_initialized' means not only '!is_initialized', but also that
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122 // initialization has not been started yet ('!being_initialized')
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123 // Do not force compilation of methods in uninitialized classes.
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124 // Note that doing this would throw an assert later,
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125 // in CompileBroker::compile_method.
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126 // We sometimes use the link resolver to do reflective lookups
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127 // even before classes are initialized.
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128 return;
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129 }
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130 CompileBroker::compile_method(selected_method, InvocationEntryBci,
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131 CompilationPolicy::policy()->initial_compile_level(),
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132 methodHandle(), 0, "must_be_compiled", CHECK);
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133 }
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134 }
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135
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136 // utility query for unreflecting a method
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137 CallInfo::CallInfo(Method* resolved_method, Klass* resolved_klass) {
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138 Klass* resolved_method_holder = resolved_method->method_holder();
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139 if (resolved_klass == NULL) { // 2nd argument defaults to holder of 1st
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140 resolved_klass = resolved_method_holder;
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141 }
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142 _resolved_klass = resolved_klass;
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143 _selected_klass = resolved_klass;
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144 _resolved_method = resolved_method;
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145 _selected_method = resolved_method;
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146 // classify:
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147 CallKind kind = CallInfo::unknown_kind;
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148 int index = resolved_method->vtable_index();
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149 if (resolved_method->can_be_statically_bound()) {
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150 kind = CallInfo::direct_call;
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151 } else if (!resolved_method_holder->is_interface()) {
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152 // Could be an Object method inherited into an interface, but still a vtable call.
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153 kind = CallInfo::vtable_call;
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154 } else if (!resolved_klass->is_interface()) {
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155 // A default or miranda method. Compute the vtable index.
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156 ResourceMark rm;
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157 klassVtable* vt = InstanceKlass::cast(resolved_klass)->vtable();
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158 index = LinkResolver::vtable_index_of_interface_method(resolved_klass,
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diff changeset
159 resolved_method);
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diff changeset
160 assert(index >= 0 , "we should have valid vtable index at this point");
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
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161
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162 kind = CallInfo::vtable_call;
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163 } else if (resolved_method->has_vtable_index()) {
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164 // Can occur if an interface redeclares a method of Object.
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165
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drchase
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diff changeset
166 #ifdef ASSERT
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167 // Ensure that this is really the case.
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168 KlassHandle object_klass = SystemDictionary::Object_klass();
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169 Method * object_resolved_method = object_klass()->vtable()->method_at(index);
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170 assert(object_resolved_method->name() == resolved_method->name(),
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171 err_msg("Object and interface method names should match at vtable index %d, %s != %s",
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172 index, object_resolved_method->name()->as_C_string(), resolved_method->name()->as_C_string()));
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173 assert(object_resolved_method->signature() == resolved_method->signature(),
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174 err_msg("Object and interface method signatures should match at vtable index %d, %s != %s",
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175 index, object_resolved_method->signature()->as_C_string(), resolved_method->signature()->as_C_string()));
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176 #endif // ASSERT
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177
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178 kind = CallInfo::vtable_call;
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179 } else {
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180 // A regular interface call.
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181 kind = CallInfo::itable_call;
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182 index = resolved_method->itable_index();
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183 }
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184 assert(index == Method::nonvirtual_vtable_index || index >= 0, err_msg("bad index %d", index));
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185 _call_kind = kind;
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186 _call_index = index;
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187 _resolved_appendix = Handle();
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188 DEBUG_ONLY(verify());
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189 }
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190
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191 #ifdef ASSERT
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192 void CallInfo::verify() {
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193 switch (call_kind()) { // the meaning and allowed value of index depends on kind
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194 case CallInfo::direct_call:
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195 if (_call_index == Method::nonvirtual_vtable_index) break;
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196 // else fall through to check vtable index:
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197 case CallInfo::vtable_call:
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198 assert(resolved_klass()->verify_vtable_index(_call_index), "");
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199 break;
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200 case CallInfo::itable_call:
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201 assert(resolved_method()->method_holder()->verify_itable_index(_call_index), "");
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202 break;
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diff changeset
203 case CallInfo::unknown_kind:
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204 assert(call_kind() != CallInfo::unknown_kind, "CallInfo must be set");
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205 break;
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diff changeset
206 default:
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
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207 fatal(err_msg_res("Unexpected call kind %d", call_kind()));
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208 }
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
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209 }
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diff changeset
210 #endif //ASSERT
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211
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212
0
a61af66fc99e Initial load
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213
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214 //------------------------------------------------------------------------------------------------------------------------
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215 // Klass resolution
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216
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217 void LinkResolver::check_klass_accessability(KlassHandle ref_klass, KlassHandle sel_klass, TRAPS) {
6725
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218 if (!Reflection::verify_class_access(ref_klass(),
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
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219 sel_klass(),
0
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220 true)) {
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221 ResourceMark rm(THREAD);
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222 Exceptions::fthrow(
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223 THREAD_AND_LOCATION,
2177
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coleenp
parents: 1972
diff changeset
224 vmSymbols::java_lang_IllegalAccessError(),
0
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225 "tried to access class %s from class %s",
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226 sel_klass->external_name(),
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227 ref_klass->external_name()
a61af66fc99e Initial load
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228 );
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229 return;
a61af66fc99e Initial load
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230 }
a61af66fc99e Initial load
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231 }
a61af66fc99e Initial load
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232
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233 void LinkResolver::resolve_klass(KlassHandle& result, constantPoolHandle pool, int index, TRAPS) {
6725
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diff changeset
234 Klass* result_oop = pool->klass_ref_at(index, CHECK);
0
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235 result = KlassHandle(THREAD, result_oop);
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236 }
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237
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238 //------------------------------------------------------------------------------------------------------------------------
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239 // Method resolution
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240 //
a61af66fc99e Initial load
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diff changeset
241 // According to JVM spec. $5.4.3c & $5.4.3d
a61af66fc99e Initial load
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242
12823
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parents: 12318
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243 // Look up method in klasses, including static methods
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
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244 // Then look up local default methods
13436
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hseigel
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diff changeset
245 void LinkResolver::lookup_method_in_klasses(methodHandle& result, KlassHandle klass, Symbol* name, Symbol* signature, bool checkpolymorphism, bool in_imethod_resolve, TRAPS) {
17889
386dd1c71858 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults.
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diff changeset
246 // Ignore overpasses so statics can be found during resolution
386dd1c71858 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults.
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diff changeset
247 Method* result_oop = klass->uncached_lookup_method(name, signature, Klass::skip_overpass);
13436
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hseigel
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diff changeset
248
18046
096a7e12d63f 8036805: Correct linker method lookup.
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diff changeset
249 if (klass->oop_is_array()) {
096a7e12d63f 8036805: Correct linker method lookup.
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parents: 17464
diff changeset
250 // Only consider klass and super klass for arrays
096a7e12d63f 8036805: Correct linker method lookup.
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parents: 17464
diff changeset
251 result = methodHandle(THREAD, result_oop);
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
252 return;
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
253 }
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
254
13436
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
255 // JDK 8, JVMS 5.4.3.4: Interface method resolution should
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
256 // ignore static and non-public methods of java.lang.Object,
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
257 // like clone, finalize, registerNatives.
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
258 if (in_imethod_resolve &&
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
259 result_oop != NULL &&
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
260 klass->is_interface() &&
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
261 (result_oop->is_static() || !result_oop->is_public()) &&
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
262 result_oop->method_holder() == SystemDictionary::Object_klass()) {
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
263 result_oop = NULL;
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
264 }
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
265
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266 // Before considering default methods, check for an overpass in the
386dd1c71858 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults.
lfoltan
parents: 17666
diff changeset
267 // current class if a method has not been found.
386dd1c71858 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults.
lfoltan
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diff changeset
268 if (result_oop == NULL) {
386dd1c71858 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults.
lfoltan
parents: 17666
diff changeset
269 result_oop = InstanceKlass::cast(klass())->find_method(name, signature);
386dd1c71858 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults.
lfoltan
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diff changeset
270 }
386dd1c71858 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults.
lfoltan
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diff changeset
271
12823
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acorn
parents: 12318
diff changeset
272 if (result_oop == NULL) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
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diff changeset
273 Array<Method*>* default_methods = InstanceKlass::cast(klass())->default_methods();
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
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diff changeset
274 if (default_methods != NULL) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
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diff changeset
275 result_oop = InstanceKlass::find_method(default_methods, name, signature);
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
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diff changeset
276 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
277 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
278
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
279 if (checkpolymorphism && EnableInvokeDynamic && result_oop != NULL) {
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
280 vmIntrinsics::ID iid = result_oop->intrinsic_id();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
281 if (MethodHandles::is_signature_polymorphic(iid)) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
282 // Do not link directly to these. The VM must produce a synthetic one using lookup_polymorphic_method.
1507
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jrose
parents: 1142
diff changeset
283 return;
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
parents: 1142
diff changeset
284 }
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
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diff changeset
285 }
0
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286 result = methodHandle(THREAD, result_oop);
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287 }
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288
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289 // returns first instance method
12823
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diff changeset
290 // Looks up method in classes, then looks up local default methods
2177
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coleenp
parents: 1972
diff changeset
291 void LinkResolver::lookup_instance_method_in_klasses(methodHandle& result, KlassHandle klass, Symbol* name, Symbol* signature, TRAPS) {
17889
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lfoltan
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diff changeset
292 Method* result_oop = klass->uncached_lookup_method(name, signature, Klass::normal);
0
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293 result = methodHandle(THREAD, result_oop);
12934
d248425bcfe8 8024804: Crash when InterfaceMethodref resolves to Object.registerNatives
hseigel
parents: 12858
diff changeset
294 while (!result.is_null() && result->is_static() && result->method_holder()->super() != NULL) {
13414
379f11bc04fc 8028438: static superclass method masks default methods
acorn
parents: 13413
diff changeset
295 KlassHandle super_klass = KlassHandle(THREAD, result->method_holder()->super());
17889
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diff changeset
296 result = methodHandle(THREAD, super_klass->uncached_lookup_method(name, signature, Klass::normal));
0
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297 }
12823
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acorn
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diff changeset
298
18046
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
299 if (klass->oop_is_array()) {
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
300 // Only consider klass and super klass for arrays
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
301 return;
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
302 }
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
303
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
304 if (result.is_null()) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
305 Array<Method*>* default_methods = InstanceKlass::cast(klass())->default_methods();
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
306 if (default_methods != NULL) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
307 result = methodHandle(InstanceKlass::find_method(default_methods, name, signature));
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
308 assert(result.is_null() || !result->is_static(), "static defaults not allowed");
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
309 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
310 }
0
a61af66fc99e Initial load
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parents:
diff changeset
311 }
a61af66fc99e Initial load
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parents:
diff changeset
312
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
313 int LinkResolver::vtable_index_of_interface_method(KlassHandle klass,
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
314 methodHandle resolved_method) {
0
a61af66fc99e Initial load
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parents:
diff changeset
315
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
316 int vtable_index = Method::invalid_vtable_index;
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
317 Symbol* name = resolved_method->name();
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
318 Symbol* signature = resolved_method->signature();
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
319
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
320 // First check in default method array
17464
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
321 if (!resolved_method->is_abstract() &&
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
322 (InstanceKlass::cast(klass())->default_methods() != NULL)) {
20785
9906d432d6db 8064524: Compiler code generation improvements
drchase
parents: 18058
diff changeset
323 int index = InstanceKlass::find_method_index(InstanceKlass::cast(klass())->default_methods(), name, signature, false, false);
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
324 if (index >= 0 ) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
325 vtable_index = InstanceKlass::cast(klass())->default_vtable_indices()->at(index);
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
326 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
327 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
328 if (vtable_index == Method::invalid_vtable_index) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
329 // get vtable_index for miranda methods
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
330 ResourceMark rm;
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
331 klassVtable *vt = InstanceKlass::cast(klass())->vtable();
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
332 vtable_index = vt->index_of_miranda(name, signature);
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
333 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
334 return vtable_index;
0
a61af66fc99e Initial load
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diff changeset
335 }
a61af66fc99e Initial load
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parents:
diff changeset
336
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
337 void LinkResolver::lookup_method_in_interfaces(methodHandle& result, KlassHandle klass, Symbol* name, Symbol* signature, TRAPS) {
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
338 InstanceKlass *ik = InstanceKlass::cast(klass());
17464
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
339
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
340 // Specify 'true' in order to skip default methods when searching the
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
341 // interfaces. Function lookup_method_in_klasses() already looked for
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
342 // the method in the default methods table.
17889
386dd1c71858 8033150: invokestatic: IncompatibleClassChangeError trying to invoke static method from a parent in presence of conflicting defaults.
lfoltan
parents: 17666
diff changeset
343 result = methodHandle(THREAD, ik->lookup_method_in_all_interfaces(name, signature, Klass::skip_defaults));
0
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344 }
a61af66fc99e Initial load
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diff changeset
345
6266
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diff changeset
346 void LinkResolver::lookup_polymorphic_method(methodHandle& result,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
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diff changeset
347 KlassHandle klass, Symbol* name, Symbol* full_signature,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
348 KlassHandle current_klass,
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
349 Handle *appendix_result_or_null,
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
350 Handle *method_type_result,
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
351 TRAPS) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
352 vmIntrinsics::ID iid = MethodHandles::signature_polymorphic_name_id(name);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
353 if (TraceMethodHandles) {
9082
d79859ff6535 8011952: Missing ResourceMarks in TraceMethodHandles
kmo
parents: 8840
diff changeset
354 ResourceMark rm(THREAD);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
355 tty->print_cr("lookup_polymorphic_method iid=%s %s.%s%s",
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
356 vmIntrinsics::name_at(iid), klass->external_name(),
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
357 name->as_C_string(), full_signature->as_C_string());
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
358 }
2416
38fea01eb669 6817525: turn on method handle functionality by default for JSR 292
twisti
parents: 2359
diff changeset
359 if (EnableInvokeDynamic &&
1507
cd5dbf694d45 6939134: JSR 292 adjustments to method handle invocation
jrose
parents: 1142
diff changeset
360 klass() == SystemDictionary::MethodHandle_klass() &&
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
361 iid != vmIntrinsics::_none) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
362 if (MethodHandles::is_signature_polymorphic_intrinsic(iid)) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
363 // Most of these do not need an up-call to Java to resolve, so can be done anywhere.
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
364 // Do not erase last argument type (MemberName) if it is a static linkTo method.
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
365 bool keep_last_arg = MethodHandles::is_signature_polymorphic_static(iid);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
366 TempNewSymbol basic_signature =
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
367 MethodHandles::lookup_basic_type_signature(full_signature, keep_last_arg, CHECK);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
368 if (TraceMethodHandles) {
9082
d79859ff6535 8011952: Missing ResourceMarks in TraceMethodHandles
kmo
parents: 8840
diff changeset
369 ResourceMark rm(THREAD);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
370 tty->print_cr("lookup_polymorphic_method %s %s => basic %s",
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
371 name->as_C_string(),
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
372 full_signature->as_C_string(),
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
373 basic_signature->as_C_string());
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
374 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
375 result = SystemDictionary::find_method_handle_intrinsic(iid,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
376 basic_signature,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
377 CHECK);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
378 if (result.not_null()) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
379 assert(result->is_method_handle_intrinsic(), "MH.invokeBasic or MH.linkTo* intrinsic");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
380 assert(result->intrinsic_id() != vmIntrinsics::_invokeGeneric, "wrong place to find this");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
381 assert(basic_signature == result->signature(), "predict the result signature");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
382 if (TraceMethodHandles) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
383 tty->print("lookup_polymorphic_method => intrinsic ");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
384 result->print_on(tty);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
385 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
386 return;
1660
083fde3b838e 6964498: JSR 292 invokedynamic sites need local bootstrap methods
jrose
parents: 1552
diff changeset
387 }
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
388 } else if (iid == vmIntrinsics::_invokeGeneric
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
389 && !THREAD->is_Compiler_thread()
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
390 && appendix_result_or_null != NULL) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
391 // This is a method with type-checking semantics.
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
392 // We will ask Java code to spin an adapter method for it.
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
393 if (!MethodHandles::enabled()) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
394 // Make sure the Java part of the runtime has been booted up.
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
395 Klass* natives = SystemDictionary::MethodHandleNatives_klass();
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
396 if (natives == NULL || InstanceKlass::cast(natives)->is_not_initialized()) {
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
397 SystemDictionary::resolve_or_fail(vmSymbols::java_lang_invoke_MethodHandleNatives(),
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
398 Handle(),
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
399 Handle(),
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
400 true,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
401 CHECK);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
402 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
403 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
404
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
405 Handle appendix;
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
406 Handle method_type;
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
407 result = SystemDictionary::find_method_handle_invoker(name,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
408 full_signature,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
409 current_klass,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
410 &appendix,
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
411 &method_type,
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
412 CHECK);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
413 if (TraceMethodHandles) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
414 tty->print("lookup_polymorphic_method => (via Java) ");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
415 result->print_on(tty);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
416 tty->print(" lookup_polymorphic_method => appendix = ");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
417 if (appendix.is_null()) tty->print_cr("(none)");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
418 else appendix->print_on(tty);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
419 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
420 if (result.not_null()) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
421 #ifdef ASSERT
9082
d79859ff6535 8011952: Missing ResourceMarks in TraceMethodHandles
kmo
parents: 8840
diff changeset
422 ResourceMark rm(THREAD);
d79859ff6535 8011952: Missing ResourceMarks in TraceMethodHandles
kmo
parents: 8840
diff changeset
423
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
424 TempNewSymbol basic_signature =
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
425 MethodHandles::lookup_basic_type_signature(full_signature, CHECK);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
426 int actual_size_of_params = result->size_of_parameters();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
427 int expected_size_of_params = ArgumentSizeComputer(basic_signature).size();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
428 // +1 for MethodHandle.this, +1 for trailing MethodType
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
429 if (!MethodHandles::is_signature_polymorphic_static(iid)) expected_size_of_params += 1;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
430 if (appendix.not_null()) expected_size_of_params += 1;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
431 if (actual_size_of_params != expected_size_of_params) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
432 tty->print_cr("*** basic_signature=%s", basic_signature->as_C_string());
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
433 tty->print_cr("*** result for %s: ", vmIntrinsics::name_at(iid));
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
434 result->print();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
435 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
436 assert(actual_size_of_params == expected_size_of_params,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
437 err_msg("%d != %d", actual_size_of_params, expected_size_of_params));
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
438 #endif //ASSERT
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
439
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
440 assert(appendix_result_or_null != NULL, "");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
441 (*appendix_result_or_null) = appendix;
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
442 (*method_type_result) = method_type;
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
443 return;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
444 }
710
e5b0439ef4ae 6655638: dynamic languages need method handles
jrose
parents: 0
diff changeset
445 }
e5b0439ef4ae 6655638: dynamic languages need method handles
jrose
parents: 0
diff changeset
446 }
e5b0439ef4ae 6655638: dynamic languages need method handles
jrose
parents: 0
diff changeset
447 }
e5b0439ef4ae 6655638: dynamic languages need method handles
jrose
parents: 0
diff changeset
448
0
a61af66fc99e Initial load
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parents:
diff changeset
449 void LinkResolver::check_method_accessability(KlassHandle ref_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
450 KlassHandle resolved_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
451 KlassHandle sel_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
452 methodHandle sel_method,
a61af66fc99e Initial load
duke
parents:
diff changeset
453 TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
454
a61af66fc99e Initial load
duke
parents:
diff changeset
455 AccessFlags flags = sel_method->access_flags();
a61af66fc99e Initial load
duke
parents:
diff changeset
456
13436
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
457 // Special case: arrays always override "clone". JVMS 2.15.
0
a61af66fc99e Initial load
duke
parents:
diff changeset
458 // If the resolved klass is an array class, and the declaring class
a61af66fc99e Initial load
duke
parents:
diff changeset
459 // is java.lang.Object and the method is "clone", set the flags
a61af66fc99e Initial load
duke
parents:
diff changeset
460 // to public.
a61af66fc99e Initial load
duke
parents:
diff changeset
461 //
13436
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
462 // We'll check for the method name first, as that's most likely
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
463 // to be false (so we'll short-circuit out of these tests).
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
464 if (sel_method->name() == vmSymbols::clone_name() &&
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
465 sel_klass() == SystemDictionary::Object_klass() &&
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
466 resolved_klass->oop_is_array()) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
467 // We need to change "protected" to "public".
13436
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
468 assert(flags.is_protected(), "clone not protected?");
0
a61af66fc99e Initial load
duke
parents:
diff changeset
469 jint new_flags = flags.as_int();
a61af66fc99e Initial load
duke
parents:
diff changeset
470 new_flags = new_flags & (~JVM_ACC_PROTECTED);
a61af66fc99e Initial load
duke
parents:
diff changeset
471 new_flags = new_flags | JVM_ACC_PUBLIC;
a61af66fc99e Initial load
duke
parents:
diff changeset
472 flags.set_flags(new_flags);
a61af66fc99e Initial load
duke
parents:
diff changeset
473 }
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
474 // assert(extra_arg_result_or_null != NULL, "must be able to return extra argument");
0
a61af66fc99e Initial load
duke
parents:
diff changeset
475
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
476 if (!Reflection::verify_field_access(ref_klass(),
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
477 resolved_klass(),
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
478 sel_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
479 flags,
a61af66fc99e Initial load
duke
parents:
diff changeset
480 true)) {
a61af66fc99e Initial load
duke
parents:
diff changeset
481 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
482 Exceptions::fthrow(
a61af66fc99e Initial load
duke
parents:
diff changeset
483 THREAD_AND_LOCATION,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
484 vmSymbols::java_lang_IllegalAccessError(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
485 "tried to access method %s.%s%s from class %s",
a61af66fc99e Initial load
duke
parents:
diff changeset
486 sel_klass->external_name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
487 sel_method->name()->as_C_string(),
a61af66fc99e Initial load
duke
parents:
diff changeset
488 sel_method->signature()->as_C_string(),
a61af66fc99e Initial load
duke
parents:
diff changeset
489 ref_klass->external_name()
a61af66fc99e Initial load
duke
parents:
diff changeset
490 );
a61af66fc99e Initial load
duke
parents:
diff changeset
491 return;
a61af66fc99e Initial load
duke
parents:
diff changeset
492 }
a61af66fc99e Initial load
duke
parents:
diff changeset
493 }
a61af66fc99e Initial load
duke
parents:
diff changeset
494
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
495 void LinkResolver::resolve_method_statically(methodHandle& resolved_method, KlassHandle& resolved_klass,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
496 Bytecodes::Code code, constantPoolHandle pool, int index, TRAPS) {
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
497 // This method is used only
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
498 // (1) in C2 from InlineTree::ok_to_inline (via ciMethod::check_call),
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
499 // and
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
500 // (2) in Bytecode_invoke::static_target
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
501 // It appears to fail when applied to an invokeinterface call site.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
502 // FIXME: Remove this method and ciMethod::check_call; refactor to use the other LinkResolver entry points.
0
a61af66fc99e Initial load
duke
parents:
diff changeset
503 // resolve klass
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
504 if (code == Bytecodes::_invokedynamic) {
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
505 resolved_klass = SystemDictionary::MethodHandle_klass();
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
506 Symbol* method_name = vmSymbols::invoke_name();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
507 Symbol* method_signature = pool->signature_ref_at(index);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
508 KlassHandle current_klass(THREAD, pool->pool_holder());
12858
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
509 resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, false, CHECK);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
510 return;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
511 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
512
0
a61af66fc99e Initial load
duke
parents:
diff changeset
513 resolve_klass(resolved_klass, pool, index, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
514
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
515 Symbol* method_name = pool->name_ref_at(index);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
516 Symbol* method_signature = pool->signature_ref_at(index);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
517 KlassHandle current_klass(THREAD, pool->pool_holder());
a61af66fc99e Initial load
duke
parents:
diff changeset
518
3785
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents: 3744
diff changeset
519 if (pool->has_preresolution()
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents: 3744
diff changeset
520 || (resolved_klass() == SystemDictionary::MethodHandle_klass() &&
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
521 MethodHandles::is_signature_polymorphic_name(resolved_klass(), method_name))) {
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
522 Method* result_oop = ConstantPool::method_at_if_loaded(pool, index);
3785
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents: 3744
diff changeset
523 if (result_oop != NULL) {
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents: 3744
diff changeset
524 resolved_method = methodHandle(THREAD, result_oop);
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents: 3744
diff changeset
525 return;
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents: 3744
diff changeset
526 }
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents: 3744
diff changeset
527 }
ddd894528dbc 7056328: JSR 292 invocation sometimes fails in adapters for types not on boot class path
jrose
parents: 3744
diff changeset
528
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
529 if (code == Bytecodes::_invokeinterface) {
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
530 resolve_interface_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, true, CHECK);
12858
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
531 } else if (code == Bytecodes::_invokevirtual) {
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
532 resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, true, CHECK);
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
533 } else if (!resolved_klass->is_interface()) {
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
534 resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, false, CHECK);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
535 } else {
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
536 bool nostatics = (code == Bytecodes::_invokestatic) ? false : true;
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
537 resolve_interface_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, nostatics, CHECK);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
538 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
539 }
a61af66fc99e Initial load
duke
parents:
diff changeset
540
a61af66fc99e Initial load
duke
parents:
diff changeset
541 void LinkResolver::resolve_method(methodHandle& resolved_method, KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
542 Symbol* method_name, Symbol* method_signature,
12858
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
543 KlassHandle current_klass, bool check_access,
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
544 bool require_methodref, TRAPS) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
545
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
546 Handle nested_exception;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
547
12858
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
548 // 1. check if methodref required, that resolved_klass is not interfacemethodref
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
549 if (require_methodref && resolved_klass->is_interface()) {
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
550 ResourceMark rm(THREAD);
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
551 char buf[200];
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
552 jio_snprintf(buf, sizeof(buf), "Found interface %s, but class was expected",
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
553 resolved_klass()->external_name());
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
554 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
555 }
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
556
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
557 // 2. lookup method in resolved klass and its super klasses
13436
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
558 lookup_method_in_klasses(resolved_method, resolved_klass, method_name, method_signature, true, false, CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
559
18046
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
560 if (resolved_method.is_null() && !resolved_klass->oop_is_array()) { // not found in the class hierarchy
12858
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
561 // 3. lookup method in all the interfaces implemented by the resolved klass
0
a61af66fc99e Initial load
duke
parents:
diff changeset
562 lookup_method_in_interfaces(resolved_method, resolved_klass, method_name, method_signature, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
563
a61af66fc99e Initial load
duke
parents:
diff changeset
564 if (resolved_method.is_null()) {
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
565 // JSR 292: see if this is an implicitly generated method MethodHandle.linkToVirtual(*...), etc
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
566 lookup_polymorphic_method(resolved_method, resolved_klass, method_name, method_signature,
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
567 current_klass, (Handle*)NULL, (Handle*)NULL, THREAD);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
568 if (HAS_PENDING_EXCEPTION) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
569 nested_exception = Handle(THREAD, PENDING_EXCEPTION);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
570 CLEAR_PENDING_EXCEPTION;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
571 }
710
e5b0439ef4ae 6655638: dynamic languages need method handles
jrose
parents: 0
diff changeset
572 }
18046
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
573 }
710
e5b0439ef4ae 6655638: dynamic languages need method handles
jrose
parents: 0
diff changeset
574
18046
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
575 if (resolved_method.is_null()) {
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
576 // 4. method lookup failed
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
577 ResourceMark rm(THREAD);
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
578 THROW_MSG_CAUSE(vmSymbols::java_lang_NoSuchMethodError(),
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
579 Method::name_and_sig_as_C_string(resolved_klass(),
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
580 method_name,
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
581 method_signature),
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
582 nested_exception);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
583 }
a61af66fc99e Initial load
duke
parents:
diff changeset
584
17666
a81bc2b2c4d3 8032010: Attempt to resolve abstract method in concrete class fails with AbstractMethodError
ccheung
parents: 17637
diff changeset
585 // 5. access checks, access checking may be turned off when calling from within the VM.
0
a61af66fc99e Initial load
duke
parents:
diff changeset
586 if (check_access) {
a61af66fc99e Initial load
duke
parents:
diff changeset
587 assert(current_klass.not_null() , "current_klass should not be null");
a61af66fc99e Initial load
duke
parents:
diff changeset
588
a61af66fc99e Initial load
duke
parents:
diff changeset
589 // check if method can be accessed by the referring class
a61af66fc99e Initial load
duke
parents:
diff changeset
590 check_method_accessability(current_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
591 resolved_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
592 KlassHandle(THREAD, resolved_method->method_holder()),
a61af66fc99e Initial load
duke
parents:
diff changeset
593 resolved_method,
a61af66fc99e Initial load
duke
parents:
diff changeset
594 CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
595
a61af66fc99e Initial load
duke
parents:
diff changeset
596 // check loader constraints
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
597 Handle loader (THREAD, InstanceKlass::cast(current_klass())->class_loader());
6940
18fb7da42534 8000725: NPG: method_holder() and pool_holder() and pool_holder field should be InstanceKlass
coleenp
parents: 6934
diff changeset
598 Handle class_loader (THREAD, resolved_method->method_holder()->class_loader());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
599 {
a61af66fc99e Initial load
duke
parents:
diff changeset
600 ResourceMark rm(THREAD);
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
601 Symbol* failed_type_symbol =
0
a61af66fc99e Initial load
duke
parents:
diff changeset
602 SystemDictionary::check_signature_loaders(method_signature, loader,
a61af66fc99e Initial load
duke
parents:
diff changeset
603 class_loader, true, CHECK);
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
604 if (failed_type_symbol != NULL) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
605 const char* msg = "loader constraint violation: when resolving method"
a61af66fc99e Initial load
duke
parents:
diff changeset
606 " \"%s\" the class loader (instance of %s) of the current class, %s,"
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
607 " and the class loader (instance of %s) for the method's defining class, %s, have"
0
a61af66fc99e Initial load
duke
parents:
diff changeset
608 " different Class objects for the type %s used in the signature";
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
609 char* sig = Method::name_and_sig_as_C_string(resolved_klass(),method_name,method_signature);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
610 const char* loader1 = SystemDictionary::loader_name(loader());
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
611 char* current = InstanceKlass::cast(current_klass())->name()->as_C_string();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
612 const char* loader2 = SystemDictionary::loader_name(class_loader());
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
613 char* target = InstanceKlass::cast(resolved_method->method_holder())
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
614 ->name()->as_C_string();
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
615 char* failed_type_name = failed_type_symbol->as_C_string();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
616 size_t buflen = strlen(msg) + strlen(sig) + strlen(loader1) +
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
617 strlen(current) + strlen(loader2) + strlen(target) +
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
618 strlen(failed_type_name) + 1;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
619 char* buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, buflen);
a61af66fc99e Initial load
duke
parents:
diff changeset
620 jio_snprintf(buf, buflen, msg, sig, loader1, current, loader2,
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
621 target, failed_type_name);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
622 THROW_MSG(vmSymbols::java_lang_LinkageError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
623 }
a61af66fc99e Initial load
duke
parents:
diff changeset
624 }
a61af66fc99e Initial load
duke
parents:
diff changeset
625 }
a61af66fc99e Initial load
duke
parents:
diff changeset
626 }
a61af66fc99e Initial load
duke
parents:
diff changeset
627
a61af66fc99e Initial load
duke
parents:
diff changeset
628 void LinkResolver::resolve_interface_method(methodHandle& resolved_method,
a61af66fc99e Initial load
duke
parents:
diff changeset
629 KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
630 Symbol* method_name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
631 Symbol* method_signature,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
632 KlassHandle current_klass,
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
633 bool check_access,
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
634 bool nostatics, TRAPS) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
635
17464
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
636 // check if klass is interface
0
a61af66fc99e Initial load
duke
parents:
diff changeset
637 if (!resolved_klass->is_interface()) {
3324
acf5e660c71a 6728025: LinkResolver is missing some ResourceMarks
jcoomes
parents: 2460
diff changeset
638 ResourceMark rm(THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
639 char buf[200];
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
640 jio_snprintf(buf, sizeof(buf), "Found class %s, but interface was expected", resolved_klass()->external_name());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
641 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
642 }
a61af66fc99e Initial load
duke
parents:
diff changeset
643
a61af66fc99e Initial load
duke
parents:
diff changeset
644 // lookup method in this interface or its super, java.lang.Object
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
645 // JDK8: also look for static methods
13436
9fbabcbb875b 8028741: Interface Method Resolution should skip static and non-public methods in j.l.Object
hseigel
parents: 13433
diff changeset
646 lookup_method_in_klasses(resolved_method, resolved_klass, method_name, method_signature, false, true, CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
647
18046
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
648 if (resolved_method.is_null() && !resolved_klass->oop_is_array()) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
649 // lookup method in all the super-interfaces
a61af66fc99e Initial load
duke
parents:
diff changeset
650 lookup_method_in_interfaces(resolved_method, resolved_klass, method_name, method_signature, CHECK);
18046
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
651 }
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
652
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
653 if (resolved_method.is_null()) {
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
654 // no method found
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
655 ResourceMark rm(THREAD);
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
656 THROW_MSG(vmSymbols::java_lang_NoSuchMethodError(),
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
657 Method::name_and_sig_as_C_string(resolved_klass(),
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
658 method_name,
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
659 method_signature));
0
a61af66fc99e Initial load
duke
parents:
diff changeset
660 }
a61af66fc99e Initial load
duke
parents:
diff changeset
661
a61af66fc99e Initial load
duke
parents:
diff changeset
662 if (check_access) {
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
663 // JDK8 adds non-public interface methods, and accessability check requirement
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
664 assert(current_klass.not_null() , "current_klass should not be null");
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
665
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
666 // check if method can be accessed by the referring class
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
667 check_method_accessability(current_klass,
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
668 resolved_klass,
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
669 KlassHandle(THREAD, resolved_method->method_holder()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
670 resolved_method,
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
671 CHECK);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
672
0
a61af66fc99e Initial load
duke
parents:
diff changeset
673 HandleMark hm(THREAD);
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
674 Handle loader (THREAD, InstanceKlass::cast(current_klass())->class_loader());
6940
18fb7da42534 8000725: NPG: method_holder() and pool_holder() and pool_holder field should be InstanceKlass
coleenp
parents: 6934
diff changeset
675 Handle class_loader (THREAD, resolved_method->method_holder()->class_loader());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
676 {
a61af66fc99e Initial load
duke
parents:
diff changeset
677 ResourceMark rm(THREAD);
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
678 Symbol* failed_type_symbol =
0
a61af66fc99e Initial load
duke
parents:
diff changeset
679 SystemDictionary::check_signature_loaders(method_signature, loader,
a61af66fc99e Initial load
duke
parents:
diff changeset
680 class_loader, true, CHECK);
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
681 if (failed_type_symbol != NULL) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
682 const char* msg = "loader constraint violation: when resolving "
a61af66fc99e Initial load
duke
parents:
diff changeset
683 "interface method \"%s\" the class loader (instance of %s) of the "
a61af66fc99e Initial load
duke
parents:
diff changeset
684 "current class, %s, and the class loader (instance of %s) for "
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
685 "the method's defining class, %s, have different Class objects for the type %s "
0
a61af66fc99e Initial load
duke
parents:
diff changeset
686 "used in the signature";
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
687 char* sig = Method::name_and_sig_as_C_string(resolved_klass(),method_name,method_signature);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
688 const char* loader1 = SystemDictionary::loader_name(loader());
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
689 char* current = InstanceKlass::cast(current_klass())->name()->as_C_string();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
690 const char* loader2 = SystemDictionary::loader_name(class_loader());
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
691 char* target = InstanceKlass::cast(resolved_method->method_holder())
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
692 ->name()->as_C_string();
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
693 char* failed_type_name = failed_type_symbol->as_C_string();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
694 size_t buflen = strlen(msg) + strlen(sig) + strlen(loader1) +
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
695 strlen(current) + strlen(loader2) + strlen(target) +
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
696 strlen(failed_type_name) + 1;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
697 char* buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, buflen);
a61af66fc99e Initial load
duke
parents:
diff changeset
698 jio_snprintf(buf, buflen, msg, sig, loader1, current, loader2,
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
699 target, failed_type_name);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
700 THROW_MSG(vmSymbols::java_lang_LinkageError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
701 }
a61af66fc99e Initial load
duke
parents:
diff changeset
702 }
a61af66fc99e Initial load
duke
parents:
diff changeset
703 }
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
704
17637
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
705 if (nostatics && resolved_method->is_static()) {
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
706 ResourceMark rm(THREAD);
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
707 char buf[200];
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
708 jio_snprintf(buf, sizeof(buf), "Expected instance not static method %s",
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
709 Method::name_and_sig_as_C_string(resolved_klass(),
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
710 resolved_method->name(), resolved_method->signature()));
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
711 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
712 }
1a023fd29afb 8031045: Access checks should precede additional per-instruction checks
hseigel
parents: 17464
diff changeset
713
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
714 if (TraceItables && Verbose) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
715 ResourceMark rm(THREAD);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
716 tty->print("invokeinterface resolved method: caller-class:%s, compile-time-class:%s, method:%s, method_holder:%s, access_flags: ",
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
717 (current_klass.is_null() ? "<NULL>" : current_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
718 (resolved_klass.is_null() ? "<NULL>" : resolved_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
719 Method::name_and_sig_as_C_string(resolved_klass(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
720 resolved_method->name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
721 resolved_method->signature()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
722 resolved_method->method_holder()->internal_name()
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
723 );
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
724 resolved_method->access_flags().print_on(tty);
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
725 if (resolved_method->is_default_method()) {
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
726 tty->print("default ");
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
727 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
728 if (resolved_method->is_overpass()) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
729 tty->print("overpass");
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
730 }
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
731 tty->cr();
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
732 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
733 }
a61af66fc99e Initial load
duke
parents:
diff changeset
734
a61af66fc99e Initial load
duke
parents:
diff changeset
735 //------------------------------------------------------------------------------------------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
736 // Field resolution
a61af66fc99e Initial load
duke
parents:
diff changeset
737
a61af66fc99e Initial load
duke
parents:
diff changeset
738 void LinkResolver::check_field_accessability(KlassHandle ref_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
739 KlassHandle resolved_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
740 KlassHandle sel_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
741 fieldDescriptor& fd,
a61af66fc99e Initial load
duke
parents:
diff changeset
742 TRAPS) {
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
743 if (!Reflection::verify_field_access(ref_klass(),
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
744 resolved_klass(),
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
745 sel_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
746 fd.access_flags(),
a61af66fc99e Initial load
duke
parents:
diff changeset
747 true)) {
a61af66fc99e Initial load
duke
parents:
diff changeset
748 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
749 Exceptions::fthrow(
a61af66fc99e Initial load
duke
parents:
diff changeset
750 THREAD_AND_LOCATION,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
751 vmSymbols::java_lang_IllegalAccessError(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
752 "tried to access field %s.%s from class %s",
a61af66fc99e Initial load
duke
parents:
diff changeset
753 sel_klass->external_name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
754 fd.name()->as_C_string(),
a61af66fc99e Initial load
duke
parents:
diff changeset
755 ref_klass->external_name()
a61af66fc99e Initial load
duke
parents:
diff changeset
756 );
a61af66fc99e Initial load
duke
parents:
diff changeset
757 return;
a61af66fc99e Initial load
duke
parents:
diff changeset
758 }
a61af66fc99e Initial load
duke
parents:
diff changeset
759 }
a61af66fc99e Initial load
duke
parents:
diff changeset
760
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
761 void LinkResolver::resolve_field_access(fieldDescriptor& result, constantPoolHandle pool, int index, Bytecodes::Code byte, TRAPS) {
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
762 // Load these early in case the resolve of the containing klass fails
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
763 Symbol* field = pool->name_ref_at(index);
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
764 Symbol* sig = pool->signature_ref_at(index);
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
765
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
766 // resolve specified klass
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
767 KlassHandle resolved_klass;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
768 resolve_klass(resolved_klass, pool, index, CHECK);
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
769
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
770 KlassHandle current_klass(THREAD, pool->pool_holder());
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
771 resolve_field(result, resolved_klass, field, sig, current_klass, byte, true, true, CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
772 }
a61af66fc99e Initial load
duke
parents:
diff changeset
773
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
774 void LinkResolver::resolve_field(fieldDescriptor& fd, KlassHandle resolved_klass, Symbol* field, Symbol* sig,
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
775 KlassHandle current_klass, Bytecodes::Code byte, bool check_access, bool initialize_class,
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
776 TRAPS) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
777 assert(byte == Bytecodes::_getstatic || byte == Bytecodes::_putstatic ||
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
778 byte == Bytecodes::_getfield || byte == Bytecodes::_putfield ||
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
779 (byte == Bytecodes::_nop && !check_access), "bad field access bytecode");
0
a61af66fc99e Initial load
duke
parents:
diff changeset
780
a61af66fc99e Initial load
duke
parents:
diff changeset
781 bool is_static = (byte == Bytecodes::_getstatic || byte == Bytecodes::_putstatic);
a61af66fc99e Initial load
duke
parents:
diff changeset
782 bool is_put = (byte == Bytecodes::_putfield || byte == Bytecodes::_putstatic);
a61af66fc99e Initial load
duke
parents:
diff changeset
783
a61af66fc99e Initial load
duke
parents:
diff changeset
784 // Check if there's a resolved klass containing the field
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
785 if (resolved_klass.is_null()) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
786 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
787 THROW_MSG(vmSymbols::java_lang_NoSuchFieldError(), field->as_C_string());
a61af66fc99e Initial load
duke
parents:
diff changeset
788 }
a61af66fc99e Initial load
duke
parents:
diff changeset
789
a61af66fc99e Initial load
duke
parents:
diff changeset
790 // Resolve instance field
18046
096a7e12d63f 8036805: Correct linker method lookup.
lfoltan
parents: 17464
diff changeset
791 KlassHandle sel_klass(THREAD, resolved_klass->find_field(field, sig, &fd));
0
a61af66fc99e Initial load
duke
parents:
diff changeset
792 // check if field exists; i.e., if a klass containing the field def has been selected
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
793 if (sel_klass.is_null()) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
794 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
795 THROW_MSG(vmSymbols::java_lang_NoSuchFieldError(), field->as_C_string());
a61af66fc99e Initial load
duke
parents:
diff changeset
796 }
a61af66fc99e Initial load
duke
parents:
diff changeset
797
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
798 if (!check_access)
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
799 // Access checking may be turned off when calling from within the VM.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
800 return;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
801
0
a61af66fc99e Initial load
duke
parents:
diff changeset
802 // check access
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
803 check_field_accessability(current_klass, resolved_klass, sel_klass, fd, CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
804
a61af66fc99e Initial load
duke
parents:
diff changeset
805 // check for errors
a61af66fc99e Initial load
duke
parents:
diff changeset
806 if (is_static != fd.is_static()) {
3324
acf5e660c71a 6728025: LinkResolver is missing some ResourceMarks
jcoomes
parents: 2460
diff changeset
807 ResourceMark rm(THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
808 char msg[200];
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
809 jio_snprintf(msg, sizeof(msg), "Expected %s field %s.%s", is_static ? "static" : "non-static", resolved_klass()->external_name(), fd.name()->as_C_string());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
810 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), msg);
a61af66fc99e Initial load
duke
parents:
diff changeset
811 }
a61af66fc99e Initial load
duke
parents:
diff changeset
812
a61af66fc99e Initial load
duke
parents:
diff changeset
813 // Final fields can only be accessed from its own class.
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
814 if (is_put && fd.access_flags().is_final() && sel_klass() != current_klass()) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
815 THROW(vmSymbols::java_lang_IllegalAccessError());
a61af66fc99e Initial load
duke
parents:
diff changeset
816 }
a61af66fc99e Initial load
duke
parents:
diff changeset
817
a61af66fc99e Initial load
duke
parents:
diff changeset
818 // initialize resolved_klass if necessary
a61af66fc99e Initial load
duke
parents:
diff changeset
819 // note 1: the klass which declared the field must be initialized (i.e, sel_klass)
a61af66fc99e Initial load
duke
parents:
diff changeset
820 // according to the newest JVM spec (5.5, p.170) - was bug (gri 7/28/99)
a61af66fc99e Initial load
duke
parents:
diff changeset
821 //
a61af66fc99e Initial load
duke
parents:
diff changeset
822 // note 2: we don't want to force initialization if we are just checking
a61af66fc99e Initial load
duke
parents:
diff changeset
823 // if the field access is legal; e.g., during compilation
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
824 if (is_static && initialize_class) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
825 sel_klass->initialize(CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
826 }
a61af66fc99e Initial load
duke
parents:
diff changeset
827
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
828 if (sel_klass() != current_klass()) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
829 HandleMark hm(THREAD);
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
830 Handle ref_loader (THREAD, InstanceKlass::cast(current_klass())->class_loader());
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
831 Handle sel_loader (THREAD, InstanceKlass::cast(sel_klass())->class_loader());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
832 {
a61af66fc99e Initial load
duke
parents:
diff changeset
833 ResourceMark rm(THREAD);
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
834 Symbol* failed_type_symbol =
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
835 SystemDictionary::check_signature_loaders(sig,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
836 ref_loader, sel_loader,
a61af66fc99e Initial load
duke
parents:
diff changeset
837 false,
a61af66fc99e Initial load
duke
parents:
diff changeset
838 CHECK);
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
839 if (failed_type_symbol != NULL) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
840 const char* msg = "loader constraint violation: when resolving field"
a61af66fc99e Initial load
duke
parents:
diff changeset
841 " \"%s\" the class loader (instance of %s) of the referring class, "
a61af66fc99e Initial load
duke
parents:
diff changeset
842 "%s, and the class loader (instance of %s) for the field's resolved "
a61af66fc99e Initial load
duke
parents:
diff changeset
843 "type, %s, have different Class objects for that type";
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
844 char* field_name = field->as_C_string();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
845 const char* loader1 = SystemDictionary::loader_name(ref_loader());
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
846 char* sel = InstanceKlass::cast(sel_klass())->name()->as_C_string();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
847 const char* loader2 = SystemDictionary::loader_name(sel_loader());
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
848 char* failed_type_name = failed_type_symbol->as_C_string();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
849 size_t buflen = strlen(msg) + strlen(field_name) + strlen(loader1) +
8840
cd3089a56438 8009731: Confusing error message for loader constraint violation
acorn
parents: 8706
diff changeset
850 strlen(sel) + strlen(loader2) + strlen(failed_type_name) + 1;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
851 char* buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, buflen);
a61af66fc99e Initial load
duke
parents:
diff changeset
852 jio_snprintf(buf, buflen, msg, field_name, loader1, sel, loader2,
a61af66fc99e Initial load
duke
parents:
diff changeset
853 failed_type_name);
a61af66fc99e Initial load
duke
parents:
diff changeset
854 THROW_MSG(vmSymbols::java_lang_LinkageError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
855 }
a61af66fc99e Initial load
duke
parents:
diff changeset
856 }
a61af66fc99e Initial load
duke
parents:
diff changeset
857 }
a61af66fc99e Initial load
duke
parents:
diff changeset
858
a61af66fc99e Initial load
duke
parents:
diff changeset
859 // return information. note that the klass is set to the actual klass containing the
a61af66fc99e Initial load
duke
parents:
diff changeset
860 // field, otherwise access of static fields in superclasses will not work.
a61af66fc99e Initial load
duke
parents:
diff changeset
861 }
a61af66fc99e Initial load
duke
parents:
diff changeset
862
a61af66fc99e Initial load
duke
parents:
diff changeset
863
a61af66fc99e Initial load
duke
parents:
diff changeset
864 //------------------------------------------------------------------------------------------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
865 // Invoke resolution
a61af66fc99e Initial load
duke
parents:
diff changeset
866 //
a61af66fc99e Initial load
duke
parents:
diff changeset
867 // Naming conventions:
a61af66fc99e Initial load
duke
parents:
diff changeset
868 //
a61af66fc99e Initial load
duke
parents:
diff changeset
869 // resolved_method the specified method (i.e., static receiver specified via constant pool index)
a61af66fc99e Initial load
duke
parents:
diff changeset
870 // sel_method the selected method (selected via run-time lookup; e.g., based on dynamic receiver class)
a61af66fc99e Initial load
duke
parents:
diff changeset
871 // resolved_klass the specified klass (i.e., specified via constant pool index)
a61af66fc99e Initial load
duke
parents:
diff changeset
872 // recv_klass the receiver klass
a61af66fc99e Initial load
duke
parents:
diff changeset
873
a61af66fc99e Initial load
duke
parents:
diff changeset
874
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
875 void LinkResolver::resolve_static_call(CallInfo& result, KlassHandle& resolved_klass, Symbol* method_name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
876 Symbol* method_signature, KlassHandle current_klass,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
877 bool check_access, bool initialize_class, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
878 methodHandle resolved_method;
a61af66fc99e Initial load
duke
parents:
diff changeset
879 linktime_resolve_static_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, CHECK);
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
880 resolved_klass = KlassHandle(THREAD, resolved_method->method_holder());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
881
a61af66fc99e Initial load
duke
parents:
diff changeset
882 // Initialize klass (this should only happen if everything is ok)
a61af66fc99e Initial load
duke
parents:
diff changeset
883 if (initialize_class && resolved_klass->should_be_initialized()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
884 resolved_klass->initialize(CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
885 linktime_resolve_static_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
886 }
a61af66fc99e Initial load
duke
parents:
diff changeset
887
a61af66fc99e Initial load
duke
parents:
diff changeset
888 // setup result
a61af66fc99e Initial load
duke
parents:
diff changeset
889 result.set_static(resolved_klass, resolved_method, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
890 }
a61af66fc99e Initial load
duke
parents:
diff changeset
891
a61af66fc99e Initial load
duke
parents:
diff changeset
892 // throws linktime exceptions
a61af66fc99e Initial load
duke
parents:
diff changeset
893 void LinkResolver::linktime_resolve_static_method(methodHandle& resolved_method, KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
894 Symbol* method_name, Symbol* method_signature,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
895 KlassHandle current_klass, bool check_access, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
896
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
897 if (!resolved_klass->is_interface()) {
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
898 resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, false, CHECK);
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
899 } else {
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
900 resolve_interface_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, false, CHECK);
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
901 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
902 assert(resolved_method->name() != vmSymbols::class_initializer_name(), "should have been checked in verifier");
a61af66fc99e Initial load
duke
parents:
diff changeset
903
a61af66fc99e Initial load
duke
parents:
diff changeset
904 // check if static
a61af66fc99e Initial load
duke
parents:
diff changeset
905 if (!resolved_method->is_static()) {
3324
acf5e660c71a 6728025: LinkResolver is missing some ResourceMarks
jcoomes
parents: 2460
diff changeset
906 ResourceMark rm(THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
907 char buf[200];
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
908 jio_snprintf(buf, sizeof(buf), "Expected static method %s", Method::name_and_sig_as_C_string(resolved_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
909 resolved_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
910 resolved_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
911 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
912 }
a61af66fc99e Initial load
duke
parents:
diff changeset
913 }
a61af66fc99e Initial load
duke
parents:
diff changeset
914
a61af66fc99e Initial load
duke
parents:
diff changeset
915
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
916 void LinkResolver::resolve_special_call(CallInfo& result, Handle recv, KlassHandle resolved_klass, Symbol* method_name,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
917 Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
918 methodHandle resolved_method;
a61af66fc99e Initial load
duke
parents:
diff changeset
919 linktime_resolve_special_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, CHECK);
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
920 runtime_resolve_special_method(result, resolved_method, resolved_klass, current_klass, recv, check_access, CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
921 }
a61af66fc99e Initial load
duke
parents:
diff changeset
922
a61af66fc99e Initial load
duke
parents:
diff changeset
923 // throws linktime exceptions
a61af66fc99e Initial load
duke
parents:
diff changeset
924 void LinkResolver::linktime_resolve_special_method(methodHandle& resolved_method, KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
925 Symbol* method_name, Symbol* method_signature,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
926 KlassHandle current_klass, bool check_access, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
927
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
928 // Invokespecial is called for multiple special reasons:
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
929 // <init>
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
930 // local private method invocation, for classes and interfaces
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
931 // superclass.method, which can also resolve to a default method
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
932 // and the selected method is recalculated relative to the direct superclass
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
933 // superinterface.method, which explicitly does not check shadowing
6934
4735d2c84362 7200776: Implement default methods in interfaces
kamg
parents: 6822
diff changeset
934
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
935 if (!resolved_klass->is_interface()) {
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
936 resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, false, CHECK);
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
937 } else {
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
938 resolve_interface_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, true, CHECK);
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
939 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
940
a61af66fc99e Initial load
duke
parents:
diff changeset
941 // check if method name is <init>, that it is found in same klass as static type
a61af66fc99e Initial load
duke
parents:
diff changeset
942 if (resolved_method->name() == vmSymbols::object_initializer_name() &&
a61af66fc99e Initial load
duke
parents:
diff changeset
943 resolved_method->method_holder() != resolved_klass()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
944 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
945 Exceptions::fthrow(
a61af66fc99e Initial load
duke
parents:
diff changeset
946 THREAD_AND_LOCATION,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
947 vmSymbols::java_lang_NoSuchMethodError(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
948 "%s: method %s%s not found",
a61af66fc99e Initial load
duke
parents:
diff changeset
949 resolved_klass->external_name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
950 resolved_method->name()->as_C_string(),
a61af66fc99e Initial load
duke
parents:
diff changeset
951 resolved_method->signature()->as_C_string()
a61af66fc99e Initial load
duke
parents:
diff changeset
952 );
a61af66fc99e Initial load
duke
parents:
diff changeset
953 return;
a61af66fc99e Initial load
duke
parents:
diff changeset
954 }
a61af66fc99e Initial load
duke
parents:
diff changeset
955
13401
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
956 // check if invokespecial's interface method reference is in an indirect superinterface
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
957 if (!current_klass.is_null() && resolved_klass->is_interface()) {
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
958 Klass *klass_to_check = !InstanceKlass::cast(current_klass())->is_anonymous() ?
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
959 current_klass() :
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
960 InstanceKlass::cast(current_klass())->host_klass();
13433
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
961 // As of the fix for 4486457 we disable verification for all of the
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
962 // dynamically-generated bytecodes associated with the 1.4
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
963 // reflection implementation, not just those associated with
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
964 // sun/reflect/SerializationConstructorAccessor.
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
965 bool is_reflect = JDK_Version::is_gte_jdk14x_version() &&
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
966 UseNewReflection &&
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
967 klass_to_check->is_subclass_of(
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
968 SystemDictionary::reflect_MagicAccessorImpl_klass());
13401
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
969
13433
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
970 if (!is_reflect &&
769557390c43 8029415: java/lang/reflect/Method/invoke/TestPrivateInterfaceMethodReflect.java fails on all platforms with hs25-b61
hseigel
parents: 13414
diff changeset
971 !InstanceKlass::cast(klass_to_check)->is_same_or_direct_interface(resolved_klass())) {
13401
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
972 ResourceMark rm(THREAD);
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
973 char buf[200];
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
974 jio_snprintf(buf, sizeof(buf),
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
975 "Interface method reference: %s, is in an indirect superinterface of %s",
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
976 Method::name_and_sig_as_C_string(resolved_klass(),
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
977 resolved_method->name(),
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
978 resolved_method->signature()),
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
979 current_klass->external_name());
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
980 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
981 }
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
982 }
22eaa15b7960 8026065: InterfaceMethodref for invokespecial must name a direct superinterface
hseigel
parents: 13055
diff changeset
983
0
a61af66fc99e Initial load
duke
parents:
diff changeset
984 // check if not static
a61af66fc99e Initial load
duke
parents:
diff changeset
985 if (resolved_method->is_static()) {
3324
acf5e660c71a 6728025: LinkResolver is missing some ResourceMarks
jcoomes
parents: 2460
diff changeset
986 ResourceMark rm(THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
987 char buf[200];
a61af66fc99e Initial load
duke
parents:
diff changeset
988 jio_snprintf(buf, sizeof(buf),
a61af66fc99e Initial load
duke
parents:
diff changeset
989 "Expecting non-static method %s",
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
990 Method::name_and_sig_as_C_string(resolved_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
991 resolved_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
992 resolved_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
993 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
994 }
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
995
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
996 if (TraceItables && Verbose) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
997 ResourceMark rm(THREAD);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
998 tty->print("invokespecial resolved method: caller-class:%s, compile-time-class:%s, method:%s, method_holder:%s, access_flags: ",
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
999 (current_klass.is_null() ? "<NULL>" : current_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1000 (resolved_klass.is_null() ? "<NULL>" : resolved_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1001 Method::name_and_sig_as_C_string(resolved_klass(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1002 resolved_method->name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1003 resolved_method->signature()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1004 resolved_method->method_holder()->internal_name()
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1005 );
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1006 resolved_method->access_flags().print_on(tty);
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1007 if (resolved_method->is_default_method()) {
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1008 tty->print("default ");
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1009 }
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1010 if (resolved_method->is_overpass()) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1011 tty->print("overpass");
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1012 }
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1013 tty->cr();
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1014 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1015 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1016
a61af66fc99e Initial load
duke
parents:
diff changeset
1017 // throws runtime exceptions
a61af66fc99e Initial load
duke
parents:
diff changeset
1018 void LinkResolver::runtime_resolve_special_method(CallInfo& result, methodHandle resolved_method, KlassHandle resolved_klass,
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1019 KlassHandle current_klass, Handle recv, bool check_access, TRAPS) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1020
a61af66fc99e Initial load
duke
parents:
diff changeset
1021 // resolved method is selected method unless we have an old-style lookup
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1022 // for a superclass method
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1023 // Invokespecial for a superinterface, resolved method is selected method,
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1024 // no checks for shadowing
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1025 methodHandle sel_method(THREAD, resolved_method());
a61af66fc99e Initial load
duke
parents:
diff changeset
1026
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1027 if (check_access &&
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1028 // check if the method is not <init>
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1029 resolved_method->name() != vmSymbols::object_initializer_name()) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1030
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1031 // check if this is an old-style super call and do a new lookup if so
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1032 // a) check if ACC_SUPER flag is set for the current class
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1033 if ((current_klass->is_super() || !AllowNonVirtualCalls) &&
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1034 // b) check if the class of the resolved_klass is a superclass
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1035 // (not supertype in order to exclude interface classes) of the current class.
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1036 // This check is not performed for super.invoke for interface methods
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1037 // in super interfaces.
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1038 current_klass->is_subclass_of(resolved_klass()) &&
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1039 current_klass() != resolved_klass()) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1040 // Lookup super method
a61af66fc99e Initial load
duke
parents:
diff changeset
1041 KlassHandle super_klass(THREAD, current_klass->super());
a61af66fc99e Initial load
duke
parents:
diff changeset
1042 lookup_instance_method_in_klasses(sel_method, super_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1043 resolved_method->name(),
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1044 resolved_method->signature(), CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1045 // check if found
a61af66fc99e Initial load
duke
parents:
diff changeset
1046 if (sel_method.is_null()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1047 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1048 THROW_MSG(vmSymbols::java_lang_AbstractMethodError(),
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1049 Method::name_and_sig_as_C_string(resolved_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1050 resolved_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
1051 resolved_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
1052 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1053 }
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1054
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1055 // Check that the class of objectref (the receiver) is the current class or interface,
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1056 // or a subtype of the current class or interface (the sender), otherwise invokespecial
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1057 // throws IllegalAccessError.
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1058 // The verifier checks that the sender is a subtype of the class in the I/MR operand.
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1059 // The verifier also checks that the receiver is a subtype of the sender, if the sender is
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1060 // a class. If the sender is an interface, the check has to be performed at runtime.
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1061 InstanceKlass* sender = InstanceKlass::cast(current_klass());
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1062 sender = sender->is_anonymous() ? InstanceKlass::cast(sender->host_klass()) : sender;
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1063 if (sender->is_interface() && recv.not_null()) {
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1064 Klass* receiver_klass = recv->klass();
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1065 if (!receiver_klass->is_subtype_of(sender)) {
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1066 ResourceMark rm(THREAD);
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1067 char buf[500];
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1068 jio_snprintf(buf, sizeof(buf),
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1069 "Receiver class %s must be the current class or a subtype of interface %s",
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1070 receiver_klass->name()->as_C_string(),
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1071 sender->name()->as_C_string());
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1072 THROW_MSG(vmSymbols::java_lang_IllegalAccessError(), buf);
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1073 }
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1074 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1075 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1076
a61af66fc99e Initial load
duke
parents:
diff changeset
1077 // check if not static
a61af66fc99e Initial load
duke
parents:
diff changeset
1078 if (sel_method->is_static()) {
3324
acf5e660c71a 6728025: LinkResolver is missing some ResourceMarks
jcoomes
parents: 2460
diff changeset
1079 ResourceMark rm(THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1080 char buf[200];
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1081 jio_snprintf(buf, sizeof(buf), "Expecting non-static method %s", Method::name_and_sig_as_C_string(resolved_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1082 resolved_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
1083 resolved_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
1084 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
1085 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1086
a61af66fc99e Initial load
duke
parents:
diff changeset
1087 // check if abstract
a61af66fc99e Initial load
duke
parents:
diff changeset
1088 if (sel_method->is_abstract()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1089 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1090 THROW_MSG(vmSymbols::java_lang_AbstractMethodError(),
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1091 Method::name_and_sig_as_C_string(resolved_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1092 sel_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
1093 sel_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
1094 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1095
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1096 if (TraceItables && Verbose) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1097 ResourceMark rm(THREAD);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1098 tty->print("invokespecial selected method: resolved-class:%s, method:%s, method_holder:%s, access_flags: ",
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1099 (resolved_klass.is_null() ? "<NULL>" : resolved_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1100 Method::name_and_sig_as_C_string(resolved_klass(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1101 sel_method->name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1102 sel_method->signature()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1103 sel_method->method_holder()->internal_name()
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1104 );
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1105 sel_method->access_flags().print_on(tty);
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1106 if (sel_method->is_default_method()) {
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1107 tty->print("default ");
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1108 }
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1109 if (sel_method->is_overpass()) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1110 tty->print("overpass");
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1111 }
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1112 tty->cr();
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1113 }
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1114
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1115 // setup result
a61af66fc99e Initial load
duke
parents:
diff changeset
1116 result.set_static(resolved_klass, sel_method, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1117 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1118
a61af66fc99e Initial load
duke
parents:
diff changeset
1119 void LinkResolver::resolve_virtual_call(CallInfo& result, Handle recv, KlassHandle receiver_klass, KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1120 Symbol* method_name, Symbol* method_signature, KlassHandle current_klass,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1121 bool check_access, bool check_null_and_abstract, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1122 methodHandle resolved_method;
a61af66fc99e Initial load
duke
parents:
diff changeset
1123 linktime_resolve_virtual_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1124 runtime_resolve_virtual_method(result, resolved_method, resolved_klass, recv, receiver_klass, check_null_and_abstract, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1125 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1126
a61af66fc99e Initial load
duke
parents:
diff changeset
1127 // throws linktime exceptions
a61af66fc99e Initial load
duke
parents:
diff changeset
1128 void LinkResolver::linktime_resolve_virtual_method(methodHandle &resolved_method, KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1129 Symbol* method_name, Symbol* method_signature,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1130 KlassHandle current_klass, bool check_access, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1131 // normal method resolution
12858
2f8728d92483 8026299: invokespecial gets ICCE when it should get AME.
acorn
parents: 12823
diff changeset
1132 resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, true, CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1133
a61af66fc99e Initial load
duke
parents:
diff changeset
1134 assert(resolved_method->name() != vmSymbols::object_initializer_name(), "should have been checked in verifier");
a61af66fc99e Initial load
duke
parents:
diff changeset
1135 assert(resolved_method->name() != vmSymbols::class_initializer_name (), "should have been checked in verifier");
a61af66fc99e Initial load
duke
parents:
diff changeset
1136
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1137 // check if private interface method
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1138 if (resolved_klass->is_interface() && resolved_method->is_private()) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1139 ResourceMark rm(THREAD);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1140 char buf[200];
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1141 jio_snprintf(buf, sizeof(buf), "private interface method requires invokespecial, not invokevirtual: method %s, caller-class:%s",
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1142 Method::name_and_sig_as_C_string(resolved_klass(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1143 resolved_method->name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1144 resolved_method->signature()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1145 (current_klass.is_null() ? "<NULL>" : current_klass->internal_name()));
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1146 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1147 }
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1148
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1149 // check if not static
a61af66fc99e Initial load
duke
parents:
diff changeset
1150 if (resolved_method->is_static()) {
3324
acf5e660c71a 6728025: LinkResolver is missing some ResourceMarks
jcoomes
parents: 2460
diff changeset
1151 ResourceMark rm(THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1152 char buf[200];
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1153 jio_snprintf(buf, sizeof(buf), "Expecting non-static method %s", Method::name_and_sig_as_C_string(resolved_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1154 resolved_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
1155 resolved_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
1156 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
1157 }
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1158
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1159 if (PrintVtables && Verbose) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1160 ResourceMark rm(THREAD);
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1161 tty->print("invokevirtual resolved method: caller-class:%s, compile-time-class:%s, method:%s, method_holder:%s, access_flags: ",
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1162 (current_klass.is_null() ? "<NULL>" : current_klass->internal_name()),
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1163 (resolved_klass.is_null() ? "<NULL>" : resolved_klass->internal_name()),
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1164 Method::name_and_sig_as_C_string(resolved_klass(),
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1165 resolved_method->name(),
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1166 resolved_method->signature()),
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1167 resolved_method->method_holder()->internal_name()
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1168 );
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1169 resolved_method->access_flags().print_on(tty);
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1170 if (resolved_method->is_default_method()) {
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1171 tty->print("default ");
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1172 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1173 if (resolved_method->is_overpass()) {
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1174 tty->print("overpass");
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1175 }
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1176 tty->cr();
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1177 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1178 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1179
a61af66fc99e Initial load
duke
parents:
diff changeset
1180 // throws runtime exceptions
a61af66fc99e Initial load
duke
parents:
diff changeset
1181 void LinkResolver::runtime_resolve_virtual_method(CallInfo& result,
a61af66fc99e Initial load
duke
parents:
diff changeset
1182 methodHandle resolved_method,
a61af66fc99e Initial load
duke
parents:
diff changeset
1183 KlassHandle resolved_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
1184 Handle recv,
a61af66fc99e Initial load
duke
parents:
diff changeset
1185 KlassHandle recv_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
1186 bool check_null_and_abstract,
a61af66fc99e Initial load
duke
parents:
diff changeset
1187 TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1188
a61af66fc99e Initial load
duke
parents:
diff changeset
1189 // setup default return values
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1190 int vtable_index = Method::invalid_vtable_index;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1191 methodHandle selected_method;
a61af66fc99e Initial load
duke
parents:
diff changeset
1192
a61af66fc99e Initial load
duke
parents:
diff changeset
1193 assert(recv.is_null() || recv->is_oop(), "receiver is not an oop");
a61af66fc99e Initial load
duke
parents:
diff changeset
1194
a61af66fc99e Initial load
duke
parents:
diff changeset
1195 // runtime method resolution
a61af66fc99e Initial load
duke
parents:
diff changeset
1196 if (check_null_and_abstract && recv.is_null()) { // check if receiver exists
a61af66fc99e Initial load
duke
parents:
diff changeset
1197 THROW(vmSymbols::java_lang_NullPointerException());
a61af66fc99e Initial load
duke
parents:
diff changeset
1198 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1199
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1200 // Virtual methods cannot be resolved before its klass has been linked, for otherwise the Method*'s
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1201 // has not been rewritten, and the vtable initialized. Make sure to do this after the nullcheck, since
a61af66fc99e Initial load
duke
parents:
diff changeset
1202 // a missing receiver might result in a bogus lookup.
6940
18fb7da42534 8000725: NPG: method_holder() and pool_holder() and pool_holder field should be InstanceKlass
coleenp
parents: 6934
diff changeset
1203 assert(resolved_method->method_holder()->is_linked(), "must be linked");
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1204
a61af66fc99e Initial load
duke
parents:
diff changeset
1205 // do lookup based on receiver klass using the vtable index
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1206 if (resolved_method->method_holder()->is_interface()) { // miranda method
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1207 vtable_index = vtable_index_of_interface_method(resolved_klass,
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1208 resolved_method);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1209 assert(vtable_index >= 0 , "we should have valid vtable index at this point");
a61af66fc99e Initial load
duke
parents:
diff changeset
1210
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1211 InstanceKlass* inst = InstanceKlass::cast(recv_klass());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1212 selected_method = methodHandle(THREAD, inst->method_at_vtable(vtable_index));
a61af66fc99e Initial load
duke
parents:
diff changeset
1213 } else {
a61af66fc99e Initial load
duke
parents:
diff changeset
1214 // at this point we are sure that resolved_method is virtual and not
a61af66fc99e Initial load
duke
parents:
diff changeset
1215 // a miranda method; therefore, it must have a valid vtable index.
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1216 assert(!resolved_method->has_itable_index(), "");
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1217 vtable_index = resolved_method->vtable_index();
a61af66fc99e Initial load
duke
parents:
diff changeset
1218 // We could get a negative vtable_index for final methods,
a61af66fc99e Initial load
duke
parents:
diff changeset
1219 // because as an optimization they are they are never put in the vtable,
a61af66fc99e Initial load
duke
parents:
diff changeset
1220 // unless they override an existing method.
a61af66fc99e Initial load
duke
parents:
diff changeset
1221 // If we do get a negative, it means the resolved method is the the selected
a61af66fc99e Initial load
duke
parents:
diff changeset
1222 // method, and it can never be changed by an override.
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1223 if (vtable_index == Method::nonvirtual_vtable_index) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1224 assert(resolved_method->can_be_statically_bound(), "cannot override this method");
a61af66fc99e Initial load
duke
parents:
diff changeset
1225 selected_method = resolved_method;
a61af66fc99e Initial load
duke
parents:
diff changeset
1226 } else {
a61af66fc99e Initial load
duke
parents:
diff changeset
1227 // recv_klass might be an arrayKlassOop but all vtables start at
a61af66fc99e Initial load
duke
parents:
diff changeset
1228 // the same place. The cast is to avoid virtual call and assertion.
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1229 InstanceKlass* inst = (InstanceKlass*)recv_klass();
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1230 selected_method = methodHandle(THREAD, inst->method_at_vtable(vtable_index));
a61af66fc99e Initial load
duke
parents:
diff changeset
1231 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1232 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1233
a61af66fc99e Initial load
duke
parents:
diff changeset
1234 // check if method exists
a61af66fc99e Initial load
duke
parents:
diff changeset
1235 if (selected_method.is_null()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1236 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1237 THROW_MSG(vmSymbols::java_lang_AbstractMethodError(),
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1238 Method::name_and_sig_as_C_string(resolved_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1239 resolved_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
1240 resolved_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
1241 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1242
a61af66fc99e Initial load
duke
parents:
diff changeset
1243 // check if abstract
a61af66fc99e Initial load
duke
parents:
diff changeset
1244 if (check_null_and_abstract && selected_method->is_abstract()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1245 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1246 THROW_MSG(vmSymbols::java_lang_AbstractMethodError(),
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1247 Method::name_and_sig_as_C_string(resolved_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1248 selected_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
1249 selected_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
1250 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1251
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1252 if (PrintVtables && Verbose) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1253 ResourceMark rm(THREAD);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1254 tty->print("invokevirtual selected method: receiver-class:%s, resolved-class:%s, method:%s, method_holder:%s, vtable_index:%d, access_flags: ",
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1255 (recv_klass.is_null() ? "<NULL>" : recv_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1256 (resolved_klass.is_null() ? "<NULL>" : resolved_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1257 Method::name_and_sig_as_C_string(resolved_klass(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1258 resolved_method->name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1259 resolved_method->signature()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1260 selected_method->method_holder()->internal_name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1261 vtable_index
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1262 );
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1263 selected_method->access_flags().print_on(tty);
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1264 if (selected_method->is_default_method()) {
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1265 tty->print("default ");
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1266 }
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1267 if (selected_method->is_overpass()) {
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1268 tty->print("overpass");
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1269 }
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1270 tty->cr();
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1271 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1272 // setup result
a61af66fc99e Initial load
duke
parents:
diff changeset
1273 result.set_virtual(resolved_klass, recv_klass, resolved_method, selected_method, vtable_index, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1274 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1275
a61af66fc99e Initial load
duke
parents:
diff changeset
1276 void LinkResolver::resolve_interface_call(CallInfo& result, Handle recv, KlassHandle recv_klass, KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1277 Symbol* method_name, Symbol* method_signature, KlassHandle current_klass,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1278 bool check_access, bool check_null_and_abstract, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1279 methodHandle resolved_method;
a61af66fc99e Initial load
duke
parents:
diff changeset
1280 linktime_resolve_interface_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1281 runtime_resolve_interface_method(result, resolved_method, resolved_klass, recv, recv_klass, check_null_and_abstract, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1282 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1283
a61af66fc99e Initial load
duke
parents:
diff changeset
1284 // throws linktime exceptions
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1285 void LinkResolver::linktime_resolve_interface_method(methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1286 Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1287 // normal interface method resolution
13413
7a58803b5069 8026066: ICCE for invokeinterface static
acorn
parents: 13401
diff changeset
1288 resolve_interface_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, true, CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1289
a61af66fc99e Initial load
duke
parents:
diff changeset
1290 assert(resolved_method->name() != vmSymbols::object_initializer_name(), "should have been checked in verifier");
a61af66fc99e Initial load
duke
parents:
diff changeset
1291 assert(resolved_method->name() != vmSymbols::class_initializer_name (), "should have been checked in verifier");
a61af66fc99e Initial load
duke
parents:
diff changeset
1292 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1293
a61af66fc99e Initial load
duke
parents:
diff changeset
1294 // throws runtime exceptions
a61af66fc99e Initial load
duke
parents:
diff changeset
1295 void LinkResolver::runtime_resolve_interface_method(CallInfo& result, methodHandle resolved_method, KlassHandle resolved_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
1296 Handle recv, KlassHandle recv_klass, bool check_null_and_abstract, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1297 // check if receiver exists
a61af66fc99e Initial load
duke
parents:
diff changeset
1298 if (check_null_and_abstract && recv.is_null()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1299 THROW(vmSymbols::java_lang_NullPointerException());
a61af66fc99e Initial load
duke
parents:
diff changeset
1300 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1301
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1302 // check if private interface method
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1303 if (resolved_klass->is_interface() && resolved_method->is_private()) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1304 ResourceMark rm(THREAD);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1305 char buf[200];
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1306 jio_snprintf(buf, sizeof(buf), "private interface method requires invokespecial, not invokeinterface: method %s",
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1307 Method::name_and_sig_as_C_string(resolved_klass(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1308 resolved_method->name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1309 resolved_method->signature()));
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1310 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1311 }
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1312
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1313 // check if receiver klass implements the resolved interface
a61af66fc99e Initial load
duke
parents:
diff changeset
1314 if (!recv_klass->is_subtype_of(resolved_klass())) {
3324
acf5e660c71a 6728025: LinkResolver is missing some ResourceMarks
jcoomes
parents: 2460
diff changeset
1315 ResourceMark rm(THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1316 char buf[200];
a61af66fc99e Initial load
duke
parents:
diff changeset
1317 jio_snprintf(buf, sizeof(buf), "Class %s does not implement the requested interface %s",
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1318 recv_klass()->external_name(),
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1319 resolved_klass()->external_name());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1320 THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
a61af66fc99e Initial load
duke
parents:
diff changeset
1321 }
17464
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
1322
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1323 // do lookup based on receiver klass
a61af66fc99e Initial load
duke
parents:
diff changeset
1324 methodHandle sel_method;
17464
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
1325 // This search must match the linktime preparation search for itable initialization
5832cdaf89c6 8027804: JCK resolveMethod test fails expecting AbstractMethodError
hseigel
parents: 13436
diff changeset
1326 // to correctly enforce loader constraints for interface method inheritance
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1327 lookup_instance_method_in_klasses(sel_method, recv_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1328 resolved_method->name(),
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1329 resolved_method->signature(), CHECK);
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1330 if (sel_method.is_null() && !check_null_and_abstract) {
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1331 // In theory this is a harmless placeholder value, but
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1332 // in practice leaving in null affects the nsk default method tests.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1333 // This needs further study.
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1334 sel_method = resolved_method;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1335 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1336 // check if method exists
a61af66fc99e Initial load
duke
parents:
diff changeset
1337 if (sel_method.is_null()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1338 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1339 THROW_MSG(vmSymbols::java_lang_AbstractMethodError(),
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1340 Method::name_and_sig_as_C_string(recv_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1341 resolved_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
1342 resolved_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
1343 }
10128
41ed397cc0cd 8006267: InterfaceMethod_ref should allow invokestatic and invokespecial
bharadwaj
parents: 9082
diff changeset
1344 // check access
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1345 // Throw Illegal Access Error if sel_method is not public.
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1346 if (!sel_method->is_public()) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1347 ResourceMark rm(THREAD);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1348 THROW_MSG(vmSymbols::java_lang_IllegalAccessError(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1349 Method::name_and_sig_as_C_string(recv_klass(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1350 sel_method->name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1351 sel_method->signature()));
10128
41ed397cc0cd 8006267: InterfaceMethod_ref should allow invokestatic and invokespecial
bharadwaj
parents: 9082
diff changeset
1352 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1353 // check if abstract
a61af66fc99e Initial load
duke
parents:
diff changeset
1354 if (check_null_and_abstract && sel_method->is_abstract()) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1355 ResourceMark rm(THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1356 THROW_MSG(vmSymbols::java_lang_AbstractMethodError(),
6983
070d523b96a7 8001471: Klass::cast() does nothing
hseigel
parents: 6940
diff changeset
1357 Method::name_and_sig_as_C_string(recv_klass(),
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1358 sel_method->name(),
a61af66fc99e Initial load
duke
parents:
diff changeset
1359 sel_method->signature()));
a61af66fc99e Initial load
duke
parents:
diff changeset
1360 }
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1361
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1362 if (TraceItables && Verbose) {
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1363 ResourceMark rm(THREAD);
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1364 tty->print("invokeinterface selected method: receiver-class:%s, resolved-class:%s, method:%s, method_holder:%s, access_flags: ",
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1365 (recv_klass.is_null() ? "<NULL>" : recv_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1366 (resolved_klass.is_null() ? "<NULL>" : resolved_klass->internal_name()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1367 Method::name_and_sig_as_C_string(resolved_klass(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1368 resolved_method->name(),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1369 resolved_method->signature()),
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1370 sel_method->method_holder()->internal_name()
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1371 );
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1372 sel_method->access_flags().print_on(tty);
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1373 if (sel_method->is_default_method()) {
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1374 tty->print("default ");
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1375 }
12823
ac9cb1d5a202 8009130: Lambda: Fix access controls, loader constraints.
acorn
parents: 12318
diff changeset
1376 if (sel_method->is_overpass()) {
12318
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1377 tty->print("overpass");
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1378 }
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1379 tty->cr();
36b97be47bde 8011311: Private interface methods. Default conflicts:ICCE. no erased_super_default.
acorn
parents: 12316
diff changeset
1380 }
13055
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1381 // setup result
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1382 if (!resolved_method->has_itable_index()) {
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1383 int vtable_index = resolved_method->vtable_index();
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1384 assert(vtable_index == sel_method->vtable_index(), "sanity check");
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1385 result.set_virtual(resolved_klass, recv_klass, resolved_method, sel_method, vtable_index, CHECK);
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1386 } else {
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1387 int itable_index = resolved_method()->itable_index();
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1388 result.set_interface(resolved_klass, recv_klass, resolved_method, sel_method, itable_index, CHECK);
fce21ac5968d 8027229: ICCE expected for >=2 maximally specific default methods.
acorn
parents: 12945
diff changeset
1389 }
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1390 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1391
a61af66fc99e Initial load
duke
parents:
diff changeset
1392
a61af66fc99e Initial load
duke
parents:
diff changeset
1393 methodHandle LinkResolver::linktime_resolve_interface_method_or_null(
a61af66fc99e Initial load
duke
parents:
diff changeset
1394 KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1395 Symbol* method_name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1396 Symbol* method_signature,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1397 KlassHandle current_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
1398 bool check_access) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1399 EXCEPTION_MARK;
a61af66fc99e Initial load
duke
parents:
diff changeset
1400 methodHandle method_result;
a61af66fc99e Initial load
duke
parents:
diff changeset
1401 linktime_resolve_interface_method(method_result, resolved_klass, method_name, method_signature, current_klass, check_access, THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1402 if (HAS_PENDING_EXCEPTION) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1403 CLEAR_PENDING_EXCEPTION;
a61af66fc99e Initial load
duke
parents:
diff changeset
1404 return methodHandle();
a61af66fc99e Initial load
duke
parents:
diff changeset
1405 } else {
a61af66fc99e Initial load
duke
parents:
diff changeset
1406 return method_result;
a61af66fc99e Initial load
duke
parents:
diff changeset
1407 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1408 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1409
a61af66fc99e Initial load
duke
parents:
diff changeset
1410 methodHandle LinkResolver::linktime_resolve_virtual_method_or_null(
a61af66fc99e Initial load
duke
parents:
diff changeset
1411 KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1412 Symbol* method_name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1413 Symbol* method_signature,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1414 KlassHandle current_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
1415 bool check_access) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1416 EXCEPTION_MARK;
a61af66fc99e Initial load
duke
parents:
diff changeset
1417 methodHandle method_result;
a61af66fc99e Initial load
duke
parents:
diff changeset
1418 linktime_resolve_virtual_method(method_result, resolved_klass, method_name, method_signature, current_klass, check_access, THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1419 if (HAS_PENDING_EXCEPTION) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1420 CLEAR_PENDING_EXCEPTION;
a61af66fc99e Initial load
duke
parents:
diff changeset
1421 return methodHandle();
a61af66fc99e Initial load
duke
parents:
diff changeset
1422 } else {
a61af66fc99e Initial load
duke
parents:
diff changeset
1423 return method_result;
a61af66fc99e Initial load
duke
parents:
diff changeset
1424 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1425 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1426
a61af66fc99e Initial load
duke
parents:
diff changeset
1427 methodHandle LinkResolver::resolve_virtual_call_or_null(
a61af66fc99e Initial load
duke
parents:
diff changeset
1428 KlassHandle receiver_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
1429 KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1430 Symbol* name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1431 Symbol* signature,
22988
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1432 KlassHandle current_klass,
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1433 bool check_access) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1434 EXCEPTION_MARK;
a61af66fc99e Initial load
duke
parents:
diff changeset
1435 CallInfo info;
22988
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1436 resolve_virtual_call(info, Handle(), receiver_klass, resolved_klass, name, signature, current_klass, check_access, false, THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1437 if (HAS_PENDING_EXCEPTION) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1438 CLEAR_PENDING_EXCEPTION;
a61af66fc99e Initial load
duke
parents:
diff changeset
1439 return methodHandle();
a61af66fc99e Initial load
duke
parents:
diff changeset
1440 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1441 return info.selected_method();
a61af66fc99e Initial load
duke
parents:
diff changeset
1442 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1443
a61af66fc99e Initial load
duke
parents:
diff changeset
1444 methodHandle LinkResolver::resolve_interface_call_or_null(
a61af66fc99e Initial load
duke
parents:
diff changeset
1445 KlassHandle receiver_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
1446 KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1447 Symbol* name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1448 Symbol* signature,
22988
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1449 KlassHandle current_klass,
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1450 bool check_access) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1451 EXCEPTION_MARK;
a61af66fc99e Initial load
duke
parents:
diff changeset
1452 CallInfo info;
22988
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1453 resolve_interface_call(info, Handle(), receiver_klass, resolved_klass, name, signature, current_klass, check_access, false, THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1454 if (HAS_PENDING_EXCEPTION) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1455 CLEAR_PENDING_EXCEPTION;
a61af66fc99e Initial load
duke
parents:
diff changeset
1456 return methodHandle();
a61af66fc99e Initial load
duke
parents:
diff changeset
1457 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1458 return info.selected_method();
a61af66fc99e Initial load
duke
parents:
diff changeset
1459 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1460
a61af66fc99e Initial load
duke
parents:
diff changeset
1461 int LinkResolver::resolve_virtual_vtable_index(
a61af66fc99e Initial load
duke
parents:
diff changeset
1462 KlassHandle receiver_klass,
a61af66fc99e Initial load
duke
parents:
diff changeset
1463 KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1464 Symbol* name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1465 Symbol* signature,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1466 KlassHandle current_klass) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1467 EXCEPTION_MARK;
a61af66fc99e Initial load
duke
parents:
diff changeset
1468 CallInfo info;
a61af66fc99e Initial load
duke
parents:
diff changeset
1469 resolve_virtual_call(info, Handle(), receiver_klass, resolved_klass, name, signature, current_klass, true, false, THREAD);
a61af66fc99e Initial load
duke
parents:
diff changeset
1470 if (HAS_PENDING_EXCEPTION) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1471 CLEAR_PENDING_EXCEPTION;
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1472 return Method::invalid_vtable_index;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1473 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1474 return info.vtable_index();
a61af66fc99e Initial load
duke
parents:
diff changeset
1475 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1476
a61af66fc99e Initial load
duke
parents:
diff changeset
1477 methodHandle LinkResolver::resolve_static_call_or_null(
a61af66fc99e Initial load
duke
parents:
diff changeset
1478 KlassHandle resolved_klass,
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1479 Symbol* name,
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1480 Symbol* signature,
22988
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1481 KlassHandle current_klass,
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1482 bool check_access) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1483 EXCEPTION_MARK;
a61af66fc99e Initial load
duke
parents:
diff changeset
1484 CallInfo info;
22988
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1485 resolve_static_call(info, resolved_klass, name, signature, current_klass, check_access, false, THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1486 if (HAS_PENDING_EXCEPTION) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1487 CLEAR_PENDING_EXCEPTION;
a61af66fc99e Initial load
duke
parents:
diff changeset
1488 return methodHandle();
a61af66fc99e Initial load
duke
parents:
diff changeset
1489 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1490 return info.selected_method();
a61af66fc99e Initial load
duke
parents:
diff changeset
1491 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1492
22988
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1493 methodHandle LinkResolver::resolve_special_call_or_null(
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1494 KlassHandle resolved_klass,
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1495 Symbol* name,
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1496 Symbol* signature,
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1497 KlassHandle current_klass,
99edc344d77c 8062280: C2: inlining failure due to access checks being too strict
vlivanov
parents: 20785
diff changeset
1498 bool check_access) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1499 EXCEPTION_MARK;
a61af66fc99e Initial load
duke
parents:
diff changeset
1500 CallInfo info;
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1501 resolve_special_call(info, Handle(), resolved_klass, name, signature, current_klass, check_access, THREAD);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1502 if (HAS_PENDING_EXCEPTION) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1503 CLEAR_PENDING_EXCEPTION;
a61af66fc99e Initial load
duke
parents:
diff changeset
1504 return methodHandle();
a61af66fc99e Initial load
duke
parents:
diff changeset
1505 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1506 return info.selected_method();
a61af66fc99e Initial load
duke
parents:
diff changeset
1507 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1508
a61af66fc99e Initial load
duke
parents:
diff changeset
1509
a61af66fc99e Initial load
duke
parents:
diff changeset
1510
a61af66fc99e Initial load
duke
parents:
diff changeset
1511 //------------------------------------------------------------------------------------------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
1512 // ConstantPool entries
a61af66fc99e Initial load
duke
parents:
diff changeset
1513
a61af66fc99e Initial load
duke
parents:
diff changeset
1514 void LinkResolver::resolve_invoke(CallInfo& result, Handle recv, constantPoolHandle pool, int index, Bytecodes::Code byte, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1515 switch (byte) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1516 case Bytecodes::_invokestatic : resolve_invokestatic (result, pool, index, CHECK); break;
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1517 case Bytecodes::_invokespecial : resolve_invokespecial (result, recv, pool, index, CHECK); break;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1518 case Bytecodes::_invokevirtual : resolve_invokevirtual (result, recv, pool, index, CHECK); break;
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1519 case Bytecodes::_invokehandle : resolve_invokehandle (result, pool, index, CHECK); break;
726
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
parents: 710
diff changeset
1520 case Bytecodes::_invokedynamic : resolve_invokedynamic (result, pool, index, CHECK); break;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1521 case Bytecodes::_invokeinterface: resolve_invokeinterface(result, recv, pool, index, CHECK); break;
a61af66fc99e Initial load
duke
parents:
diff changeset
1522 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1523 return;
a61af66fc99e Initial load
duke
parents:
diff changeset
1524 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1525
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1526 void LinkResolver::resolve_pool(KlassHandle& resolved_klass, Symbol*& method_name, Symbol*& method_signature,
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1527 KlassHandle& current_klass, constantPoolHandle pool, int index, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1528 // resolve klass
a61af66fc99e Initial load
duke
parents:
diff changeset
1529 resolve_klass(resolved_klass, pool, index, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1530
a61af66fc99e Initial load
duke
parents:
diff changeset
1531 // Get name, signature, and static klass
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1532 method_name = pool->name_ref_at(index);
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1533 method_signature = pool->signature_ref_at(index);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1534 current_klass = KlassHandle(THREAD, pool->pool_holder());
a61af66fc99e Initial load
duke
parents:
diff changeset
1535 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1536
a61af66fc99e Initial load
duke
parents:
diff changeset
1537
a61af66fc99e Initial load
duke
parents:
diff changeset
1538 void LinkResolver::resolve_invokestatic(CallInfo& result, constantPoolHandle pool, int index, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1539 KlassHandle resolved_klass;
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1540 Symbol* method_name = NULL;
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1541 Symbol* method_signature = NULL;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1542 KlassHandle current_klass;
a61af66fc99e Initial load
duke
parents:
diff changeset
1543 resolve_pool(resolved_klass, method_name, method_signature, current_klass, pool, index, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1544 resolve_static_call(result, resolved_klass, method_name, method_signature, current_klass, true, true, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1545 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1546
a61af66fc99e Initial load
duke
parents:
diff changeset
1547
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1548 void LinkResolver::resolve_invokespecial(CallInfo& result, Handle recv, constantPoolHandle pool, int index, TRAPS) {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1549 KlassHandle resolved_klass;
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1550 Symbol* method_name = NULL;
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1551 Symbol* method_signature = NULL;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1552 KlassHandle current_klass;
a61af66fc99e Initial load
duke
parents:
diff changeset
1553 resolve_pool(resolved_klass, method_name, method_signature, current_klass, pool, index, CHECK);
24170
0b85ccd62409 8168699: Validate special case invocations
coleenp
parents: 23061
diff changeset
1554 resolve_special_call(result, recv, resolved_klass, method_name, method_signature, current_klass, true, CHECK);
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1555 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1556
a61af66fc99e Initial load
duke
parents:
diff changeset
1557
a61af66fc99e Initial load
duke
parents:
diff changeset
1558 void LinkResolver::resolve_invokevirtual(CallInfo& result, Handle recv,
a61af66fc99e Initial load
duke
parents:
diff changeset
1559 constantPoolHandle pool, int index,
a61af66fc99e Initial load
duke
parents:
diff changeset
1560 TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1561
a61af66fc99e Initial load
duke
parents:
diff changeset
1562 KlassHandle resolved_klass;
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1563 Symbol* method_name = NULL;
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1564 Symbol* method_signature = NULL;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1565 KlassHandle current_klass;
a61af66fc99e Initial load
duke
parents:
diff changeset
1566 resolve_pool(resolved_klass, method_name, method_signature, current_klass, pool, index, CHECK);
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1567 KlassHandle recvrKlass (THREAD, recv.is_null() ? (Klass*)NULL : recv->klass());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1568 resolve_virtual_call(result, recv, recvrKlass, resolved_klass, method_name, method_signature, current_klass, true, true, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1569 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1570
a61af66fc99e Initial load
duke
parents:
diff changeset
1571
a61af66fc99e Initial load
duke
parents:
diff changeset
1572 void LinkResolver::resolve_invokeinterface(CallInfo& result, Handle recv, constantPoolHandle pool, int index, TRAPS) {
a61af66fc99e Initial load
duke
parents:
diff changeset
1573 KlassHandle resolved_klass;
2177
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1574 Symbol* method_name = NULL;
3582bf76420e 6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents: 1972
diff changeset
1575 Symbol* method_signature = NULL;
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1576 KlassHandle current_klass;
a61af66fc99e Initial load
duke
parents:
diff changeset
1577 resolve_pool(resolved_klass, method_name, method_signature, current_klass, pool, index, CHECK);
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1578 KlassHandle recvrKlass (THREAD, recv.is_null() ? (Klass*)NULL : recv->klass());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1579 resolve_interface_call(result, recv, recvrKlass, resolved_klass, method_name, method_signature, current_klass, true, true, CHECK);
a61af66fc99e Initial load
duke
parents:
diff changeset
1580 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1581
726
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
parents: 710
diff changeset
1582
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1583 void LinkResolver::resolve_invokehandle(CallInfo& result, constantPoolHandle pool, int index, TRAPS) {
726
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
parents: 710
diff changeset
1584 assert(EnableInvokeDynamic, "");
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1585 // This guy is reached from InterpreterRuntime::resolve_invokehandle.
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1586 KlassHandle resolved_klass;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1587 Symbol* method_name = NULL;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1588 Symbol* method_signature = NULL;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1589 KlassHandle current_klass;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1590 resolve_pool(resolved_klass, method_name, method_signature, current_klass, pool, index, CHECK);
9082
d79859ff6535 8011952: Missing ResourceMarks in TraceMethodHandles
kmo
parents: 8840
diff changeset
1591 if (TraceMethodHandles) {
d79859ff6535 8011952: Missing ResourceMarks in TraceMethodHandles
kmo
parents: 8840
diff changeset
1592 ResourceMark rm(THREAD);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1593 tty->print_cr("resolve_invokehandle %s %s", method_name->as_C_string(), method_signature->as_C_string());
9082
d79859ff6535 8011952: Missing ResourceMarks in TraceMethodHandles
kmo
parents: 8840
diff changeset
1594 }
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1595 resolve_handle_call(result, resolved_klass, method_name, method_signature, current_klass, CHECK);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1596 }
726
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
parents: 710
diff changeset
1597
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1598 void LinkResolver::resolve_handle_call(CallInfo& result, KlassHandle resolved_klass,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1599 Symbol* method_name, Symbol* method_signature,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1600 KlassHandle current_klass,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1601 TRAPS) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1602 // JSR 292: this must be an implicitly generated method MethodHandle.invokeExact(*...) or similar
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1603 assert(resolved_klass() == SystemDictionary::MethodHandle_klass(), "");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1604 assert(MethodHandles::is_signature_polymorphic_name(method_name), "");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1605 methodHandle resolved_method;
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1606 Handle resolved_appendix;
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1607 Handle resolved_method_type;
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1608 lookup_polymorphic_method(resolved_method, resolved_klass,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1609 method_name, method_signature,
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1610 current_klass, &resolved_appendix, &resolved_method_type, CHECK);
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1611 result.set_handle(resolved_method, resolved_appendix, resolved_method_type, CHECK);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1612 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1613
23061
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1614 static void wrap_invokedynamic_exception(TRAPS) {
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1615 if (HAS_PENDING_EXCEPTION) {
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1616 if (TraceMethodHandles) {
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1617 tty->print_cr("invokedynamic throws BSME for " INTPTR_FORMAT, p2i((void *)PENDING_EXCEPTION));
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1618 PENDING_EXCEPTION->print();
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1619 }
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1620 if (PENDING_EXCEPTION->is_a(SystemDictionary::BootstrapMethodError_klass())) {
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1621 // throw these guys, since they are already wrapped
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1622 return;
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1623 }
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1624 if (!PENDING_EXCEPTION->is_a(SystemDictionary::LinkageError_klass())) {
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1625 // intercept only LinkageErrors which might have failed to wrap
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1626 return;
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1627 }
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1628 // See the "Linking Exceptions" section for the invokedynamic instruction in the JVMS.
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1629 Handle nested_exception(THREAD, PENDING_EXCEPTION);
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1630 CLEAR_PENDING_EXCEPTION;
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1631 THROW_CAUSE(vmSymbols::java_lang_BootstrapMethodError(), nested_exception)
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1632 }
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1633 }
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1634
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1635 void LinkResolver::resolve_invokedynamic(CallInfo& result, constantPoolHandle pool, int index, TRAPS) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1636 assert(EnableInvokeDynamic, "");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1637
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1638 //resolve_pool(<resolved_klass>, method_name, method_signature, current_klass, pool, index, CHECK);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1639 Symbol* method_name = pool->name_ref_at(index);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1640 Symbol* method_signature = pool->signature_ref_at(index);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1641 KlassHandle current_klass = KlassHandle(THREAD, pool->pool_holder());
726
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
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diff changeset
1642
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
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diff changeset
1643 // Resolve the bootstrap specifier (BSM + optional arguments).
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1644 Handle bootstrap_specifier;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1645 // Check if CallSite has been bound already:
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1646 ConstantPoolCacheEntry* cpce = pool->invokedynamic_cp_cache_entry_at(index);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1647 if (cpce->is_f1_null()) {
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1648 int pool_index = cpce->constant_pool_index();
23061
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1649 oop bsm_info = pool->resolve_bootstrap_specifier_at(pool_index, THREAD);
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1650 wrap_invokedynamic_exception(CHECK);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1651 assert(bsm_info != NULL, "");
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1652 // FIXME: Cache this once per BootstrapMethods entry, not once per CONSTANT_InvokeDynamic.
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1653 bootstrap_specifier = Handle(THREAD, bsm_info);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1654 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1655 if (!cpce->is_f1_null()) {
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1656 methodHandle method( THREAD, cpce->f1_as_method());
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1657 Handle appendix( THREAD, cpce->appendix_if_resolved(pool));
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1658 Handle method_type(THREAD, cpce->method_type_if_resolved(pool));
23061
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1659 result.set_handle(method, appendix, method_type, THREAD);
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1660 wrap_invokedynamic_exception(CHECK);
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1661 return;
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1662 }
726
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
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diff changeset
1663
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1664 if (TraceMethodHandles) {
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1665 ResourceMark rm(THREAD);
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1666 tty->print_cr("resolve_invokedynamic #%d %s %s",
6725
da91efe96a93 6964458: Reimplement class meta-data storage to use native memory
coleenp
parents: 6271
diff changeset
1667 ConstantPool::decode_invokedynamic_index(index),
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1668 method_name->as_C_string(), method_signature->as_C_string());
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1669 tty->print(" BSM info: "); bootstrap_specifier->print();
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1670 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1671
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1672 resolve_dynamic_call(result, bootstrap_specifier, method_name, method_signature, current_klass, CHECK);
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1673 }
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1674
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1675 void LinkResolver::resolve_dynamic_call(CallInfo& result,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1676 Handle bootstrap_specifier,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1677 Symbol* method_name, Symbol* method_signature,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1678 KlassHandle current_klass,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1679 TRAPS) {
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1680 // JSR 292: this must resolve to an implicitly generated method MH.linkToCallSite(*...)
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1681 // The appendix argument is likely to be a freshly-created CallSite.
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1682 Handle resolved_appendix;
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1683 Handle resolved_method_type;
6266
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1684 methodHandle resolved_method =
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1685 SystemDictionary::find_dynamic_call_site_invoker(current_klass,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1686 bootstrap_specifier,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1687 method_name, method_signature,
1d7922586cf6 7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents: 3960
diff changeset
1688 &resolved_appendix,
6822
f6b0eb4e44cf 7200949: JSR 292: rubybench/bench/time/bench_base64.rb fails with jruby.jar not on boot class path
twisti
parents: 6729
diff changeset
1689 &resolved_method_type,
6729
d17383603741 7196120: NPG: JSR 2292 test fails because missing fix for 7188911
twisti
parents: 6725
diff changeset
1690 THREAD);
23061
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1691 wrap_invokedynamic_exception(CHECK);
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1692 result.set_handle(resolved_method, resolved_appendix, resolved_method_type, THREAD);
81bed6c76a89 8051045: HotSpot fails to wrap Exceptions from invokedynamic in a BootstrapMethodError
aeriksso
parents: 22988
diff changeset
1693 wrap_invokedynamic_exception(CHECK);
726
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
parents: 710
diff changeset
1694 }
be93aad57795 6655646: dynamic languages need dynamically linked call sites
jrose
parents: 710
diff changeset
1695
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1696 //------------------------------------------------------------------------------------------------------------------------
a61af66fc99e Initial load
duke
parents:
diff changeset
1697 #ifndef PRODUCT
a61af66fc99e Initial load
duke
parents:
diff changeset
1698
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1699 void CallInfo::print() {
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1700 ResourceMark rm;
12264
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1701 const char* kindstr = "unknown";
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1702 switch (_call_kind) {
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1703 case direct_call: kindstr = "direct"; break;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1704 case vtable_call: kindstr = "vtable"; break;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1705 case itable_call: kindstr = "itable"; break;
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1706 }
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1707 tty->print_cr("Call %s@%d %s", kindstr, _call_index,
b2e698d2276c 8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation
drchase
parents: 10128
diff changeset
1708 _resolved_method.is_null() ? "(none)" : _resolved_method->name_and_sig_as_C_string());
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1709 }
a61af66fc99e Initial load
duke
parents:
diff changeset
1710
a61af66fc99e Initial load
duke
parents:
diff changeset
1711 #endif