annotate src/share/vm/graal/graalEnv.cpp @ 3636:c7d4198a9bce

Use GraalEnv for installing code.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 15 Nov 2011 22:06:02 +0100
parents cb1181db8bec
children 2fd96b3040b9
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1 /*
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2 * Copyright (c) 1999, 2011, 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 "graal/graalEnv.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 "code/scopeDesc.hpp"
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30 #include "compiler/compileBroker.hpp"
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31 #include "compiler/compileLog.hpp"
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32 #include "compiler/compilerOracle.hpp"
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33 #include "interpreter/linkResolver.hpp"
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34 #include "memory/allocation.inline.hpp"
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35 #include "memory/oopFactory.hpp"
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36 #include "memory/universe.inline.hpp"
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37 #include "oops/methodDataOop.hpp"
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38 #include "oops/objArrayKlass.hpp"
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39 #include "prims/jvmtiExport.hpp"
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40 #include "prims/methodHandleWalk.hpp"
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41 #include "runtime/init.hpp"
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42 #include "runtime/reflection.hpp"
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43 #include "runtime/sharedRuntime.hpp"
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44 #include "utilities/dtrace.hpp"
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45 #include "c1/c1_Runtime1.hpp"
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46
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47 // ------------------------------------------------------------------
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48 // ciEnv::check_klass_accessiblity
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49 //
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50 // Note: the logic of this method should mirror the logic of
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51 // constantPoolOopDesc::verify_constant_pool_resolve.
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52 bool GraalEnv::check_klass_accessibility(klassOop accessing_klass, klassOop resolved_klass) {
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53 if (accessing_klass->klass_part()->oop_is_objArray()) {
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54 accessing_klass = ((objArrayKlass*)accessing_klass)->bottom_klass();
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55 }
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56 if (!accessing_klass->klass_part()->oop_is_instance()) {
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57 return true;
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58 }
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59
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60 if (resolved_klass->klass_part()->oop_is_objArray()) {
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61 // Find the element klass, if this is an array.
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62 resolved_klass = objArrayKlass::cast(resolved_klass)->bottom_klass();
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63 }
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64 if (resolved_klass->klass_part()->oop_is_instance()) {
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65 return Reflection::verify_class_access(accessing_klass, resolved_klass, true);
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66 }
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67 return true;
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68 }
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69
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70 // ------------------------------------------------------------------
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71 // ciEnv::get_klass_by_name_impl
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72 klassOop GraalEnv::get_klass_by_name_impl(KlassHandle accessing_klass,
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73 constantPoolHandle cpool,
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74 Symbol* sym,
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75 bool require_local) {
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76 EXCEPTION_CONTEXT;
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77
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78 // Now we need to check the SystemDictionary
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79 if (sym->byte_at(0) == 'L' &&
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80 sym->byte_at(sym->utf8_length()-1) == ';') {
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81 // This is a name from a signature. Strip off the trimmings.
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82 // Call recursive to keep scope of strippedsym.
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83 TempNewSymbol strippedsym = SymbolTable::new_symbol(sym->as_utf8()+1,
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84 sym->utf8_length()-2,
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85 CHECK_NULL);
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86 return get_klass_by_name_impl(accessing_klass, cpool, strippedsym, require_local);
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87 }
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88
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89 Handle loader(THREAD, (oop)NULL);
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90 Handle domain(THREAD, (oop)NULL);
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91 if (!accessing_klass.is_null()) {
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92 loader = Handle(THREAD, accessing_klass->class_loader());
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93 domain = Handle(THREAD, accessing_klass->protection_domain());
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94 }
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95
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96 KlassHandle found_klass;
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97 {
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98 ttyUnlocker ttyul; // release tty lock to avoid ordering problems
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99 MutexLocker ml(Compile_lock);
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100 klassOop kls;
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101 if (!require_local) {
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102 kls = SystemDictionary::find_constrained_instance_or_array_klass(sym, loader, CHECK_NULL);
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103 } else {
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104 kls = SystemDictionary::find_instance_or_array_klass(sym, loader, domain, CHECK_NULL);
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105 }
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106 found_klass = KlassHandle(THREAD, kls);
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107 }
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108
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109 // If we fail to find an array klass, look again for its element type.
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110 // The element type may be available either locally or via constraints.
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111 // In either case, if we can find the element type in the system dictionary,
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112 // we must build an array type around it. The CI requires array klasses
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113 // to be loaded if their element klasses are loaded, except when memory
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114 // is exhausted.
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115 if (sym->byte_at(0) == '[' &&
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116 (sym->byte_at(1) == '[' || sym->byte_at(1) == 'L')) {
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117 // We have an unloaded array.
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118 // Build it on the fly if the element class exists.
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119 TempNewSymbol elem_sym = SymbolTable::new_symbol(sym->as_utf8()+1,
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120 sym->utf8_length()-1,
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121 CHECK_NULL);
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122
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123 // Get element ciKlass recursively.
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124 KlassHandle elem_klass =
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125 get_klass_by_name_impl(accessing_klass,
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126 cpool,
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127 elem_sym,
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128 require_local);
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129 if (!elem_klass.is_null()) {
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130 // Now make an array for it
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131 return elem_klass->array_klass(CHECK_NULL);
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132 }
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133 }
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134
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135 if (found_klass.is_null() == NULL && !cpool.is_null() && cpool->has_preresolution()) {
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136 // Look inside the constant pool for pre-resolved class entries.
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137 for (int i = cpool->length() - 1; i >= 1; i--) {
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138 if (cpool->tag_at(i).is_klass()) {
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139 klassOop kls = cpool->resolved_klass_at(i);
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140 if (Klass::cast(kls)->name() == sym) {
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141 return kls;
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142 }
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143 }
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144 }
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145 }
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146
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147 return found_klass();
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148 }
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149
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150 // ------------------------------------------------------------------
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151 // ciEnv::get_klass_by_name
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152 KlassHandle GraalEnv::get_klass_by_name(KlassHandle accessing_klass,
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153 Symbol* klass_name,
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154 bool require_local) {
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155 return get_klass_by_name_impl(accessing_klass,
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156 constantPoolHandle(),
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157 klass_name,
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158 require_local);
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159 }
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160
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161 // ------------------------------------------------------------------
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162 // ciEnv::get_klass_by_index_impl
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163 //
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164 // Implementation of get_klass_by_index.
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165 klassOop GraalEnv::get_klass_by_index_impl(constantPoolHandle cpool,
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166 int index,
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167 bool& is_accessible,
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168 KlassHandle accessor) {
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169 EXCEPTION_CONTEXT;
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170 KlassHandle klass (THREAD, constantPoolOopDesc::klass_at_if_loaded(cpool, index));
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171 Symbol* klass_name = NULL;
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172 if (klass.is_null()) {
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173 // The klass has not been inserted into the constant pool.
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174 // Try to look it up by name.
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175 {
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176 // We have to lock the cpool to keep the oop from being resolved
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177 // while we are accessing it.
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178 ObjectLocker ol(cpool, THREAD);
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179
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180 constantTag tag = cpool->tag_at(index);
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181 if (tag.is_klass()) {
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182 // The klass has been inserted into the constant pool
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183 // very recently.
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184 klass = KlassHandle(THREAD, cpool->resolved_klass_at(index));
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185 } else if (tag.is_symbol()) {
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186 klass_name = cpool->symbol_at(index);
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187 } else {
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188 assert(cpool->tag_at(index).is_unresolved_klass(), "wrong tag");
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189 klass_name = cpool->unresolved_klass_at(index);
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190 }
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191 }
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192 }
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193
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194 if (klass.is_null()) {
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195 // Not found in constant pool. Use the name to do the lookup.
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196 KlassHandle k = get_klass_by_name_impl(accessor,
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197 cpool,
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198 klass_name,
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199 false);
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200 // Calculate accessibility the hard way.
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201 if (k.is_null()) {
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202 is_accessible = false;
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203 } else if (k->class_loader() != accessor->class_loader() &&
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204 get_klass_by_name_impl(accessor, cpool, k->name(), true) == NULL) {
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205 // Loaded only remotely. Not linked yet.
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206 is_accessible = false;
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207 } else {
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208 // Linked locally, and we must also check public/private, etc.
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209 is_accessible = check_klass_accessibility(accessor(), k());
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210 }
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211 return k();
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212 }
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213
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214 // Check for prior unloaded klass. The SystemDictionary's answers
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215 // can vary over time but the compiler needs consistency.
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216 Symbol* name = klass()->klass_part()->name();
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217
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218 // It is known to be accessible, since it was found in the constant pool.
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219 is_accessible = true;
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220 return klass();
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diff changeset
221 }
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222
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diff changeset
223 // ------------------------------------------------------------------
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224 // ciEnv::get_klass_by_index
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diff changeset
225 //
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226 // Get a klass from the constant pool.
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diff changeset
227 KlassHandle GraalEnv::get_klass_by_index(constantPoolHandle cpool,
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diff changeset
228 int index,
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diff changeset
229 bool& is_accessible,
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diff changeset
230 KlassHandle accessor) {
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diff changeset
231 return get_klass_by_index_impl(cpool, index, is_accessible, accessor);
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diff changeset
232 }
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233
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diff changeset
234 // ------------------------------------------------------------------
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diff changeset
235 // ciEnv::get_field_by_index_impl
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diff changeset
236 //
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diff changeset
237 // Implementation of get_field_by_index.
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diff changeset
238 //
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diff changeset
239 // Implementation note: the results of field lookups are cached
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diff changeset
240 // in the accessor klass.
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diff changeset
241 void GraalEnv::get_field_by_index_impl(instanceKlassHandle klass, fieldDescriptor& field_desc,
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diff changeset
242 int index) {
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diff changeset
243 EXCEPTION_CONTEXT;
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diff changeset
244
3636
c7d4198a9bce Use GraalEnv for installing code.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3635
diff changeset
245 assert(klass->is_linked(), "must be linked before using its constan-pool");
3635
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diff changeset
246
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diff changeset
247 constantPoolHandle cpool(thread, klass->constants());
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248
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diff changeset
249 // Get the field's name, signature, and type.
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diff changeset
250 Symbol* name = cpool->name_ref_at(index);
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diff changeset
251
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diff changeset
252 int nt_index = cpool->name_and_type_ref_index_at(index);
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diff changeset
253 int sig_index = cpool->signature_ref_index_at(nt_index);
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diff changeset
254 Symbol* signature = cpool->symbol_at(sig_index);
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diff changeset
255
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parents:
diff changeset
256 // Get the field's declared holder.
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diff changeset
257 //
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diff changeset
258 // Note: we actually create a ciInstanceKlass for this klass,
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diff changeset
259 // even though we may not need to.
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diff changeset
260 int holder_index = cpool->klass_ref_index_at(index);
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diff changeset
261 bool holder_is_accessible;
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diff changeset
262 KlassHandle declared_holder = get_klass_by_index(cpool, holder_index,
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diff changeset
263 holder_is_accessible,
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diff changeset
264 klass);
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diff changeset
265
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266 // The declared holder of this field may not have been loaded.
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diff changeset
267 // Bail out with partial field information.
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diff changeset
268 if (!holder_is_accessible) {
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diff changeset
269 return;
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diff changeset
270 }
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diff changeset
271
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parents:
diff changeset
272
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parents:
diff changeset
273 // Perform the field lookup.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
274 klassOop canonical_holder =
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
275 instanceKlass::cast(declared_holder())->find_field(name, signature, &field_desc);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
276 if (canonical_holder == NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
277 return;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
278 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
279
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
280 assert(canonical_holder == field_desc.field_holder(), "just checking");
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
281 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
282
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
283 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
284 // ciEnv::get_field_by_index
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
285 //
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
286 // Get a field by index from a klass's constant pool.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
287 void GraalEnv::get_field_by_index(instanceKlassHandle accessor, fieldDescriptor& fd,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
288 int index) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
289 return get_field_by_index_impl(accessor, fd, index);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
290 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
291
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
292 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
293 // ciEnv::lookup_method
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
294 //
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
295 // Perform an appropriate method lookup based on accessor, holder,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
296 // name, signature, and bytecode.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
297 methodOop GraalEnv::lookup_method(instanceKlass* accessor,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
298 instanceKlass* holder,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
299 Symbol* name,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
300 Symbol* sig,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
301 Bytecodes::Code bc) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
302 EXCEPTION_CONTEXT;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
303 KlassHandle h_accessor(THREAD, accessor);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
304 KlassHandle h_holder(THREAD, holder);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
305 LinkResolver::check_klass_accessability(h_accessor, h_holder, KILL_COMPILE_ON_FATAL_(NULL));
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
306 methodHandle dest_method;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
307 switch (bc) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
308 case Bytecodes::_invokestatic:
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
309 dest_method =
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
310 LinkResolver::resolve_static_call_or_null(h_holder, name, sig, h_accessor);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
311 break;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
312 case Bytecodes::_invokespecial:
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
313 dest_method =
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
314 LinkResolver::resolve_special_call_or_null(h_holder, name, sig, h_accessor);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
315 break;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
316 case Bytecodes::_invokeinterface:
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
317 dest_method =
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
318 LinkResolver::linktime_resolve_interface_method_or_null(h_holder, name, sig,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
319 h_accessor, true);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
320 break;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
321 case Bytecodes::_invokevirtual:
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
322 dest_method =
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
323 LinkResolver::linktime_resolve_virtual_method_or_null(h_holder, name, sig,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
324 h_accessor, true);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
325 break;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
326 default: ShouldNotReachHere();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
327 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
328
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
329 return dest_method();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
330 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
331
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
332
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
333 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
334 // ciEnv::get_method_by_index_impl
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
335 methodHandle GraalEnv::get_method_by_index_impl(constantPoolHandle cpool,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
336 int index, Bytecodes::Code bc,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
337 instanceKlass* accessor) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
338 int holder_index = cpool->klass_ref_index_at(index);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
339 bool holder_is_accessible;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
340 KlassHandle holder = get_klass_by_index_impl(cpool, holder_index, holder_is_accessible, KlassHandle(Thread::current(), accessor));
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
341 instanceKlass* declared_holder = get_instance_klass_for_declared_method_holder(holder);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
342
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
343 // Get the method's name and signature.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
344 Symbol* name_sym = cpool->name_ref_at(index);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
345 Symbol* sig_sym = cpool->signature_ref_at(index);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
346
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
347 if (holder_is_accessible) { // Our declared holder is loaded.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
348 instanceKlass* lookup = declared_holder;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
349 methodOop m = lookup_method(accessor, lookup, name_sym, sig_sym, bc);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
350 if (m != NULL &&
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
351 (bc == Bytecodes::_invokestatic
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
352 ? instanceKlass::cast(m->method_holder())->is_not_initialized()
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
353 : !instanceKlass::cast(m->method_holder())->is_loaded())) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
354 m = NULL;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
355 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
356 if (m != NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
357 // We found the method.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
358 return m;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
359 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
360 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
361
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
362 // Either the declared holder was not loaded, or the method could
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
363 // not be found. Create a dummy ciMethod to represent the failed
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
364 // lookup.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
365
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
366 return NULL;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
367 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
368
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
369 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
370 // ciEnv::get_instance_klass_for_declared_method_holder
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
371 instanceKlass* GraalEnv::get_instance_klass_for_declared_method_holder(KlassHandle method_holder) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
372 // For the case of <array>.clone(), the method holder can be a ciArrayKlass
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
373 // instead of a ciInstanceKlass. For that case simply pretend that the
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
374 // declared holder is Object.clone since that's where the call will bottom out.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
375 // A more correct fix would trickle out through many interfaces in CI,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
376 // requiring ciInstanceKlass* to become ciKlass* and many more places would
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
377 // require checks to make sure the expected type was found. Given that this
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
378 // only occurs for clone() the more extensive fix seems like overkill so
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
379 // instead we simply smear the array type into Object.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
380 if (method_holder->oop_is_instance()) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
381 return instanceKlass::cast(method_holder());
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
382 } else if (method_holder->oop_is_array()) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
383 return instanceKlass::cast(SystemDictionary::Object_klass());
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
384 } else {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
385 ShouldNotReachHere();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
386 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
387 return NULL;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
388 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
389
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
390
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
391 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
392 // ciEnv::get_method_by_index
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
393 methodHandle GraalEnv::get_method_by_index(constantPoolHandle cpool,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
394 int index, Bytecodes::Code bc,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
395 instanceKlass* accessor) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
396 assert(bc != Bytecodes::_invokedynamic, "invokedynamic not yet supported");
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
397 return get_method_by_index_impl(cpool, index, bc, accessor);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
398 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
399
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
400 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
401 // ciEnv::check_for_system_dictionary_modification
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
402 // Check for changes to the system dictionary during compilation
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
403 // class loads, evolution, breakpoints
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
404 bool GraalEnv::check_for_system_dictionary_modification(Dependencies* dependencies) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
405 // Dependencies must be checked when the system dictionary changes.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
406 // If logging is enabled all violated dependences will be recorded in
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
407 // the log. In debug mode check dependencies even if the system
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
408 // dictionary hasn't changed to verify that no invalid dependencies
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
409 // were inserted. Any violated dependences in this case are dumped to
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
410 // the tty.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
411
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
412 // TODO (tw): Always check dependency for now.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
413 //bool counter_changed = system_dictionary_modification_counter_changed();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
414 //bool test_deps = counter_changed;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
415 //DEBUG_ONLY(test_deps = true);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
416 //if (!test_deps) return;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
417
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
418 for (Dependencies::DepStream deps(dependencies); deps.next(); ) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
419 klassOop witness = deps.check_dependency();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
420 if (witness != NULL) {
3636
c7d4198a9bce Use GraalEnv for installing code.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3635
diff changeset
421 return false;
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
422 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
423 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
424
3636
c7d4198a9bce Use GraalEnv for installing code.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3635
diff changeset
425 return true;
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
426 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
427
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
428 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
429 // ciEnv::register_method
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
430 nmethod* GraalEnv::register_method(methodHandle method,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
431 int entry_bci,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
432 CodeOffsets* offsets,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
433 int orig_pc_offset,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
434 CodeBuffer* code_buffer,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
435 int frame_words,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
436 OopMapSet* oop_map_set,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
437 ExceptionHandlerTable* handler_table,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
438 ImplicitExceptionTable* inc_table,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
439 AbstractCompiler* compiler,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
440 DebugInformationRecorder* debug_info,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
441 Dependencies* dependencies,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
442 CompileTask* task,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
443 int compile_id,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
444 bool has_debug_info,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
445 bool has_unsafe_access,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
446 bool install_code) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
447 VM_ENTRY_MARK;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
448 nmethod* nm = NULL;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
449 int comp_level = CompLevel_simple;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
450 {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
451 // To prevent compile queue updates.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
452 MutexLocker locker(MethodCompileQueue_lock, THREAD);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
453
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
454 // Prevent SystemDictionary::add_to_hierarchy from running
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
455 // and invalidating our dependencies until we install this method.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
456 MutexLocker ml(Compile_lock);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
457
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
458 // Encode the dependencies now, so we can check them right away.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
459 dependencies->encode_content_bytes();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
460
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
461 // Check for {class loads, evolution, breakpoints} during compilation
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
462 if (!check_for_system_dictionary_modification(dependencies)) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
463 // While not a true deoptimization, it is a preemptive decompile.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
464 methodDataOop mdo = method()->method_data();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
465 if (mdo != NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
466 mdo->inc_decompile_count();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
467 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
468
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
469 // All buffers in the CodeBuffer are allocated in the CodeCache.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
470 // If the code buffer is created on each compile attempt
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
471 // as in C2, then it must be freed.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
472 code_buffer->free_blob();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
473 return NULL;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
474 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
475
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
476 assert(offsets->value(CodeOffsets::Deopt) != -1, "must have deopt entry");
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
477 assert(offsets->value(CodeOffsets::Exceptions) != -1, "must have exception entry");
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
478
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
479 nm = nmethod::new_nmethod(method,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
480 compile_id,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
481 entry_bci,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
482 offsets,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
483 orig_pc_offset,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
484 debug_info, dependencies, code_buffer,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
485 frame_words, oop_map_set,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
486 handler_table, inc_table,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
487 compiler, comp_level);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
488
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
489 // Free codeBlobs
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
490 code_buffer->free_blob();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
491
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
492 // stress test 6243940 by immediately making the method
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
493 // non-entrant behind the system's back. This has serious
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
494 // side effects on the code cache and is not meant for
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
495 // general stress testing
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
496 if (nm != NULL && StressNonEntrant) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
497 MutexLockerEx pl(Patching_lock, Mutex::_no_safepoint_check_flag);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
498 NativeJump::patch_verified_entry(nm->entry_point(), nm->verified_entry_point(),
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
499 SharedRuntime::get_handle_wrong_method_stub());
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
500 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
501
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
502 if (nm == NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
503 // The CodeCache is full. Print out warning and disable compilation.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
504 {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
505 MutexUnlocker ml(Compile_lock);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
506 MutexUnlocker locker(MethodCompileQueue_lock);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
507 CompileBroker::handle_full_code_cache();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
508 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
509 } else {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
510 NOT_PRODUCT(nm->set_has_debug_info(has_debug_info); )
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
511 nm->set_has_unsafe_access(has_unsafe_access);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
512
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
513 // Record successful registration.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
514 // (Put nm into the task handle *before* publishing to the Java heap.)
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
515 if (task != NULL) task->set_code(nm);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
516
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
517 if (install_code) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
518 if (entry_bci == InvocationEntryBci) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
519 if (TieredCompilation) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
520 // If there is an old version we're done with it
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
521 nmethod* old = method->code();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
522 if (TraceMethodReplacement && old != NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
523 ResourceMark rm;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
524 char *method_name = method->name_and_sig_as_C_string();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
525 tty->print_cr("Replacing method %s", method_name);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
526 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
527 if (old != NULL ) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
528 old->make_not_entrant();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
529 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
530 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
531 if (TraceNMethodInstalls ) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
532 ResourceMark rm;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
533 char *method_name = method->name_and_sig_as_C_string();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
534 ttyLocker ttyl;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
535 tty->print_cr("Installing method (%d) %s ",
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
536 comp_level,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
537 method_name);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
538 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
539 // Allow the code to be executed
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
540 method->set_code(method, nm);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
541 } else {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
542 if (TraceNMethodInstalls ) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
543 ResourceMark rm;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
544 char *method_name = method->name_and_sig_as_C_string();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
545 ttyLocker ttyl;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
546 tty->print_cr("Installing osr method (%d) %s @ %d",
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
547 comp_level,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
548 method_name,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
549 entry_bci);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
550 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
551 instanceKlass::cast(method->method_holder())->add_osr_nmethod(nm);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
552
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
553 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
554 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
555 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
556 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
557 // JVMTI -- compiled method notification (must be done outside lock)
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
558 if (nm != NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
559 nm->post_compiled_method_load_event();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
560 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
561
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
562 return nm;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
563 }