annotate src/share/vm/graal/graalEnv.cpp @ 5056:2f2c6347fce4

comments cleanup/retagging
author Gilles Duboscq <duboscq@ssw.jku.at>
date Thu, 08 Mar 2012 15:01:19 +0100
parents a1238d5c6991
children 467de393651a
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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 "runtime/sweeper.hpp"
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31 #include "compiler/compileBroker.hpp"
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32 #include "compiler/compileLog.hpp"
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33 #include "compiler/compilerOracle.hpp"
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34 #include "interpreter/linkResolver.hpp"
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35 #include "memory/allocation.inline.hpp"
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36 #include "memory/oopFactory.hpp"
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37 #include "memory/universe.inline.hpp"
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38 #include "oops/methodDataOop.hpp"
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39 #include "oops/objArrayKlass.hpp"
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40 #include "prims/jvmtiExport.hpp"
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41 #include "prims/methodHandleWalk.hpp"
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42 #include "runtime/init.hpp"
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43 #include "runtime/reflection.hpp"
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44 #include "runtime/sharedRuntime.hpp"
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45 #include "utilities/dtrace.hpp"
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46 #include "c1/c1_Runtime1.hpp"
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47
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48 // ------------------------------------------------------------------
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49 // ciEnv::check_klass_accessiblity
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50 //
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51 // Note: the logic of this method should mirror the logic of
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52 // constantPoolOopDesc::verify_constant_pool_resolve.
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53 bool GraalEnv::check_klass_accessibility(KlassHandle accessing_klass, KlassHandle resolved_klass) {
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54 if (accessing_klass->oop_is_objArray()) {
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55 accessing_klass = objArrayKlass::cast(accessing_klass())->bottom_klass();
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56 }
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57 if (!accessing_klass->oop_is_instance()) {
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58 return true;
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59 }
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60
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61 if (resolved_klass->oop_is_objArray()) {
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62 // Find the element klass, if this is an array.
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63 resolved_klass = objArrayKlass::cast(resolved_klass())->bottom_klass();
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64 }
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65 if (resolved_klass->oop_is_instance()) {
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66 return Reflection::verify_class_access(accessing_klass(), resolved_klass(), true);
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67 }
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68 return true;
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69 }
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70
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71 // ------------------------------------------------------------------
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72 // ciEnv::get_klass_by_name_impl
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73 KlassHandle GraalEnv::get_klass_by_name_impl(KlassHandle& accessing_klass,
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74 constantPoolHandle& cpool,
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75 Symbol* sym,
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76 bool require_local) {
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77 EXCEPTION_CONTEXT;
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78
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79 // Now we need to check the SystemDictionary
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80 if (sym->byte_at(0) == 'L' &&
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81 sym->byte_at(sym->utf8_length()-1) == ';') {
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82 // This is a name from a signature. Strip off the trimmings.
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83 // Call recursive to keep scope of strippedsym.
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84 TempNewSymbol strippedsym = SymbolTable::new_symbol(sym->as_utf8()+1,
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85 sym->utf8_length()-2,
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86 CHECK_(KlassHandle()));
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87 return get_klass_by_name_impl(accessing_klass, cpool, strippedsym, require_local);
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88 }
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89
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90 Handle loader(THREAD, (oop)NULL);
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91 Handle domain(THREAD, (oop)NULL);
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92 if (!accessing_klass.is_null()) {
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93 loader = Handle(THREAD, accessing_klass->class_loader());
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94 domain = Handle(THREAD, accessing_klass->protection_domain());
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95 }
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96
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97 KlassHandle found_klass;
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98 {
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99 ttyUnlocker ttyul; // release tty lock to avoid ordering problems
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100 MutexLocker ml(Compile_lock);
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101 klassOop kls;
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102 if (!require_local) {
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103 kls = SystemDictionary::find_constrained_instance_or_array_klass(sym, loader, CHECK_(KlassHandle()));
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104 } else {
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105 kls = SystemDictionary::find_instance_or_array_klass(sym, loader, domain, CHECK_(KlassHandle()));
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106 }
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107 found_klass = KlassHandle(THREAD, kls);
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108 }
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109
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110 // If we fail to find an array klass, look again for its element type.
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111 // The element type may be available either locally or via constraints.
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112 // In either case, if we can find the element type in the system dictionary,
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113 // we must build an array type around it. The CI requires array klasses
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114 // to be loaded if their element klasses are loaded, except when memory
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115 // is exhausted.
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116 if (sym->byte_at(0) == '[' &&
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117 (sym->byte_at(1) == '[' || sym->byte_at(1) == 'L')) {
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118 // We have an unloaded array.
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119 // Build it on the fly if the element class exists.
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120 TempNewSymbol elem_sym = SymbolTable::new_symbol(sym->as_utf8()+1,
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121 sym->utf8_length()-1,
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122 CHECK_(KlassHandle()));
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123
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124 // Get element ciKlass recursively.
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125 KlassHandle elem_klass =
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126 get_klass_by_name_impl(accessing_klass,
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127 cpool,
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128 elem_sym,
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129 require_local);
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130 if (!elem_klass.is_null()) {
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131 // Now make an array for it
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132 return elem_klass->array_klass(CHECK_(KlassHandle()));
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133 }
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134 }
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135
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136 if (found_klass.is_null() && !cpool.is_null() && cpool->has_preresolution()) {
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137 // Look inside the constant pool for pre-resolved class entries.
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138 for (int i = cpool->length() - 1; i >= 1; i--) {
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139 if (cpool->tag_at(i).is_klass()) {
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140 klassOop kls = cpool->resolved_klass_at(i);
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141 if (Klass::cast(kls)->name() == sym) {
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142 return kls;
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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
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148 return found_klass();
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149 }
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150
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151 // ------------------------------------------------------------------
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152 // ciEnv::get_klass_by_name
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153 KlassHandle GraalEnv::get_klass_by_name(KlassHandle& accessing_klass,
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154 Symbol* klass_name,
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155 bool require_local) {
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156 ResourceMark rm;
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157 constantPoolHandle cpool;
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158 return get_klass_by_name_impl(accessing_klass,
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159 cpool,
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160 klass_name,
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161 require_local);
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162 }
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163
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164 // ------------------------------------------------------------------
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165 // ciEnv::get_klass_by_index_impl
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166 //
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167 // Implementation of get_klass_by_index.
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168 KlassHandle GraalEnv::get_klass_by_index_impl(constantPoolHandle& cpool,
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169 int index,
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170 bool& is_accessible,
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171 KlassHandle& accessor) {
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172 EXCEPTION_CONTEXT;
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173 KlassHandle klass (THREAD, constantPoolOopDesc::klass_at_if_loaded(cpool, index));
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174 Symbol* klass_name = NULL;
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175 if (klass.is_null()) {
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176 // The klass has not been inserted into the constant pool.
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177 // Try to look it up by name.
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178 {
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179 // We have to lock the cpool to keep the oop from being resolved
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180 // while we are accessing it.
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181 ObjectLocker ol(cpool, THREAD);
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182
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183 constantTag tag = cpool->tag_at(index);
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184 if (tag.is_klass()) {
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185 // The klass has been inserted into the constant pool
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186 // very recently.
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187 klass = KlassHandle(THREAD, cpool->resolved_klass_at(index));
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188 } else if (tag.is_symbol()) {
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189 klass_name = cpool->symbol_at(index);
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190 } else {
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191 assert(cpool->tag_at(index).is_unresolved_klass(), "wrong tag");
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192 klass_name = cpool->unresolved_klass_at(index);
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193 }
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194 }
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195 }
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196
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197 if (klass.is_null()) {
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198 // Not found in constant pool. Use the name to do the lookup.
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199 KlassHandle k = get_klass_by_name_impl(accessor,
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200 cpool,
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201 klass_name,
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202 false);
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203 // Calculate accessibility the hard way.
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204 if (k.is_null()) {
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205 is_accessible = false;
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206 } else if (k->class_loader() != accessor->class_loader() &&
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207 get_klass_by_name_impl(accessor, cpool, k->name(), true).is_null()) {
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208 // Loaded only remotely. Not linked yet.
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209 is_accessible = false;
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210 } else {
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211 // Linked locally, and we must also check public/private, etc.
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212 is_accessible = check_klass_accessibility(accessor, k);
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213 }
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214 if (!is_accessible) {
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215 return KlassHandle();
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216 }
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217 return k;
3635
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218 }
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219
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220 // It is known to be accessible, since it was found in the constant pool.
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221 is_accessible = true;
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222 return klass;
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223 }
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224
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diff changeset
225 // ------------------------------------------------------------------
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226 // ciEnv::get_klass_by_index
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227 //
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228 // Get a klass from the constant pool.
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229 KlassHandle GraalEnv::get_klass_by_index(constantPoolHandle& cpool,
3635
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diff changeset
230 int index,
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diff changeset
231 bool& is_accessible,
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232 KlassHandle& accessor) {
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233 ResourceMark rm;
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234 KlassHandle result = get_klass_by_index_impl(cpool, index, is_accessible, accessor);
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235 return result;
3635
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diff changeset
236 }
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237
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diff changeset
238 // ------------------------------------------------------------------
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diff changeset
239 // ciEnv::get_field_by_index_impl
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240 //
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241 // Implementation of get_field_by_index.
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diff changeset
242 //
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243 // Implementation note: the results of field lookups are cached
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244 // in the accessor klass.
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diff changeset
245 void GraalEnv::get_field_by_index_impl(instanceKlassHandle& klass, fieldDescriptor& field_desc,
3635
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diff changeset
246 int index) {
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diff changeset
247 EXCEPTION_CONTEXT;
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diff changeset
248
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diff changeset
249 assert(klass->is_linked(), "must be linked before using its constant-pool");
3635
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250
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diff changeset
251 constantPoolHandle cpool(thread, klass->constants());
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diff changeset
252
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diff changeset
253 // Get the field's name, signature, and type.
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diff changeset
254 Symbol* name = cpool->name_ref_at(index);
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diff changeset
255
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parents:
diff changeset
256 int nt_index = cpool->name_and_type_ref_index_at(index);
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diff changeset
257 int sig_index = cpool->signature_ref_index_at(nt_index);
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diff changeset
258 Symbol* signature = cpool->symbol_at(sig_index);
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diff changeset
259
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parents:
diff changeset
260 // Get the field's declared holder.
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diff changeset
261 //
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parents:
diff changeset
262 // Note: we actually create a ciInstanceKlass for this klass,
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diff changeset
263 // even though we may not need to.
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diff changeset
264 int holder_index = cpool->klass_ref_index_at(index);
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diff changeset
265 bool holder_is_accessible;
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diff changeset
266 KlassHandle declared_holder = get_klass_by_index(cpool, holder_index,
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diff changeset
267 holder_is_accessible,
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diff changeset
268 klass);
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diff changeset
269
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diff changeset
270 // The declared holder of this field may not have been loaded.
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parents:
diff changeset
271 // Bail out with partial field information.
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parents:
diff changeset
272 if (!holder_is_accessible) {
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parents:
diff changeset
273 return;
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
274 }
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
275
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
276
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
277 // Perform the field lookup.
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
278 klassOop canonical_holder =
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
279 instanceKlass::cast(declared_holder())->find_field(name, signature, &field_desc);
cb1181db8bec Initial port of ciEnv to graalEnv.
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diff changeset
280 if (canonical_holder == NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
281 return;
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
282 }
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
283
cb1181db8bec Initial port of ciEnv to graalEnv.
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diff changeset
284 assert(canonical_holder == field_desc.field_holder(), "just checking");
cb1181db8bec Initial port of ciEnv to graalEnv.
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diff changeset
285 }
cb1181db8bec Initial port of ciEnv to graalEnv.
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286
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
287 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
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288 // ciEnv::get_field_by_index
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parents:
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289 //
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290 // Get a field by index from a klass's constant pool.
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291 void GraalEnv::get_field_by_index(instanceKlassHandle& accessor, fieldDescriptor& fd,
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
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diff changeset
292 int index) {
3650
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diff changeset
293 ResourceMark rm;
3635
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294 return get_field_by_index_impl(accessor, fd, index);
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295 }
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296
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297 // ------------------------------------------------------------------
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298 // ciEnv::lookup_method
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299 //
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300 // Perform an appropriate method lookup based on accessor, holder,
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301 // name, signature, and bytecode.
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302 methodHandle GraalEnv::lookup_method(instanceKlassHandle& h_accessor,
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303 instanceKlassHandle& h_holder,
3635
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304 Symbol* name,
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305 Symbol* sig,
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306 Bytecodes::Code bc) {
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307 EXCEPTION_CONTEXT;
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diff changeset
308 LinkResolver::check_klass_accessability(h_accessor, h_holder, KILL_COMPILE_ON_FATAL_(NULL));
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309 methodHandle dest_method;
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diff changeset
310 switch (bc) {
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311 case Bytecodes::_invokestatic:
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312 dest_method =
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parents:
diff changeset
313 LinkResolver::resolve_static_call_or_null(h_holder, name, sig, h_accessor);
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
314 break;
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parents:
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315 case Bytecodes::_invokespecial:
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diff changeset
316 dest_method =
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parents:
diff changeset
317 LinkResolver::resolve_special_call_or_null(h_holder, name, sig, h_accessor);
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diff changeset
318 break;
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parents:
diff changeset
319 case Bytecodes::_invokeinterface:
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parents:
diff changeset
320 dest_method =
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parents:
diff changeset
321 LinkResolver::linktime_resolve_interface_method_or_null(h_holder, name, sig,
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parents:
diff changeset
322 h_accessor, true);
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parents:
diff changeset
323 break;
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parents:
diff changeset
324 case Bytecodes::_invokevirtual:
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parents:
diff changeset
325 dest_method =
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parents:
diff changeset
326 LinkResolver::linktime_resolve_virtual_method_or_null(h_holder, name, sig,
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
327 h_accessor, true);
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parents:
diff changeset
328 break;
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parents:
diff changeset
329 default: ShouldNotReachHere();
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diff changeset
330 }
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diff changeset
331
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diff changeset
332 return dest_method;
3635
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parents:
diff changeset
333 }
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
334
cb1181db8bec Initial port of ciEnv to graalEnv.
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diff changeset
335
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
336 // ------------------------------------------------------------------
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
337 // ciEnv::get_method_by_index_impl
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diff changeset
338 methodHandle GraalEnv::get_method_by_index_impl(constantPoolHandle& cpool,
3635
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diff changeset
339 int index, Bytecodes::Code bc,
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diff changeset
340 instanceKlassHandle& accessor) {
3635
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parents:
diff changeset
341 int holder_index = cpool->klass_ref_index_at(index);
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diff changeset
342 bool holder_is_accessible;
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diff changeset
343 KlassHandle holder = get_klass_by_index_impl(cpool, holder_index, holder_is_accessible, accessor);
3635
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344
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parents:
diff changeset
345 // Get the method's name and signature.
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diff changeset
346 Symbol* name_sym = cpool->name_ref_at(index);
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diff changeset
347 Symbol* sig_sym = cpool->signature_ref_at(index);
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diff changeset
348
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parents:
diff changeset
349 if (holder_is_accessible) { // Our declared holder is loaded.
3653
6aef50c6d967 Handlize to fix GC issue.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3650
diff changeset
350 instanceKlassHandle lookup = get_instance_klass_for_declared_method_holder(holder);
6aef50c6d967 Handlize to fix GC issue.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3650
diff changeset
351 methodHandle m = lookup_method(accessor, lookup, name_sym, sig_sym, bc);
6aef50c6d967 Handlize to fix GC issue.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3650
diff changeset
352 if (!m.is_null() &&
3635
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
353 (bc == Bytecodes::_invokestatic
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
354 ? instanceKlass::cast(m->method_holder())->is_not_initialized()
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
355 : !instanceKlass::cast(m->method_holder())->is_loaded())) {
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parents:
diff changeset
356 m = NULL;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
357 }
3653
6aef50c6d967 Handlize to fix GC issue.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3650
diff changeset
358 if (!m.is_null()) {
3635
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
359 // We found the method.
cb1181db8bec Initial port of ciEnv to graalEnv.
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parents:
diff changeset
360 return m;
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 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
363
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
364 // 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
365 // 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
366 // lookup.
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 return NULL;
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
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
371 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
372 // ciEnv::get_instance_klass_for_declared_method_holder
3670
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3664
diff changeset
373 instanceKlassHandle GraalEnv::get_instance_klass_for_declared_method_holder(KlassHandle& method_holder) {
3635
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parents:
diff changeset
374 // For the case of <array>.clone(), the method holder can be a ciArrayKlass
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
375 // instead of a ciInstanceKlass. For that case simply pretend that the
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
376 // 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
377 // 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
378 // 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
379 // 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
380 // 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
381 // 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
382 if (method_holder->oop_is_instance()) {
3653
6aef50c6d967 Handlize to fix GC issue.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3650
diff changeset
383 return instanceKlassHandle(method_holder());
3635
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
384 } else if (method_holder->oop_is_array()) {
3653
6aef50c6d967 Handlize to fix GC issue.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3650
diff changeset
385 return instanceKlassHandle(SystemDictionary::Object_klass());
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
386 } else {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
387 ShouldNotReachHere();
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 return NULL;
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
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
393 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
394 // ciEnv::get_method_by_index
3670
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3664
diff changeset
395 methodHandle GraalEnv::get_method_by_index(constantPoolHandle& cpool,
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
396 int index, Bytecodes::Code bc,
3670
f198b24093f3 put back in thread transitions.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3664
diff changeset
397 instanceKlassHandle& accessor) {
3650
0e8a2a629afb Pass-by compilation broker.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3639
diff changeset
398 ResourceMark rm;
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
399 assert(bc != Bytecodes::_invokedynamic, "invokedynamic not yet supported");
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
400 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
401 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
402
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
403 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
404 // ciEnv::check_for_system_dictionary_modification
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
405 // 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
406 // class loads, evolution, breakpoints
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
407 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
408 // 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
409 // 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
410 // 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
411 // 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
412 // 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
413 // the tty.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
414
5056
2f2c6347fce4 comments cleanup/retagging
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 4603
diff changeset
415 // TODO (thomaswue): Always check dependency for now.
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
416 //bool counter_changed = system_dictionary_modification_counter_changed();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
417 //bool test_deps = counter_changed;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
418 //DEBUG_ONLY(test_deps = true);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
419 //if (!test_deps) return;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
420
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
421 for (Dependencies::DepStream deps(dependencies); deps.next(); ) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
422 klassOop witness = deps.check_dependency();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
423 if (witness != NULL) {
3636
c7d4198a9bce Use GraalEnv for installing code.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3635
diff changeset
424 return false;
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
425 }
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
3636
c7d4198a9bce Use GraalEnv for installing code.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3635
diff changeset
428 return true;
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
429 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
430
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
431 // ------------------------------------------------------------------
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
432 // ciEnv::register_method
3661
d24f157f2ba8 Use write barrier in JavaAccess. Fixed thread transition bug.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3654
diff changeset
433 nmethod* GraalEnv::register_method(methodHandle& method,
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
434 int entry_bci,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
435 CodeOffsets* offsets,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
436 int orig_pc_offset,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
437 CodeBuffer* code_buffer,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
438 int frame_words,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
439 OopMapSet* oop_map_set,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
440 ExceptionHandlerTable* handler_table,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
441 ImplicitExceptionTable* inc_table,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
442 AbstractCompiler* compiler,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
443 DebugInformationRecorder* debug_info,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
444 Dependencies* dependencies,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
445 CompileTask* task,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
446 int compile_id,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
447 bool has_debug_info,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
448 bool has_unsafe_access,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
449 bool install_code) {
3661
d24f157f2ba8 Use write barrier in JavaAccess. Fixed thread transition bug.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3654
diff changeset
450 EXCEPTION_CONTEXT;
3690
f8d7ab42c479 Call NMethodSweeper::possibly_sweep() before registering a method.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3674
diff changeset
451 NMethodSweeper::possibly_sweep();
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
452 nmethod* nm = NULL;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
453 int comp_level = CompLevel_simple;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
454 {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
455 // To prevent compile queue updates.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
456 MutexLocker locker(MethodCompileQueue_lock, THREAD);
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 // Prevent SystemDictionary::add_to_hierarchy from running
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
459 // 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
460 MutexLocker ml(Compile_lock);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
461
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
462 // 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
463 dependencies->encode_content_bytes();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
464
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
465 // Check for {class loads, evolution, breakpoints} during compilation
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
466 if (!check_for_system_dictionary_modification(dependencies)) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
467 // 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
468 methodDataOop mdo = method()->method_data();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
469 if (mdo != NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
470 mdo->inc_decompile_count();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
471 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
472
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
473 // 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
474 // 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
475 // as in C2, then it must be freed.
3664
6e1abd79e7c8 Register assumptions before anything else. Don't free code blob (it is reused).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3661
diff changeset
476 //code_buffer->free_blob();
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
477 return NULL;
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
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
480 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
481 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
482
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
483 nm = nmethod::new_nmethod(method,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
484 compile_id,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
485 entry_bci,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
486 offsets,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
487 orig_pc_offset,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
488 debug_info, dependencies, code_buffer,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
489 frame_words, oop_map_set,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
490 handler_table, inc_table,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
491 compiler, comp_level);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
492
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
493 // Free codeBlobs
3664
6e1abd79e7c8 Register assumptions before anything else. Don't free code blob (it is reused).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3661
diff changeset
494 //code_buffer->free_blob();
3635
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
495
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
496 // stress test 6243940 by immediately making the method
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
497 // 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
498 // 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
499 // general stress testing
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
500 if (nm != NULL && StressNonEntrant) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
501 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
502 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
503 SharedRuntime::get_handle_wrong_method_stub());
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
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
506 if (nm == NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
507 // 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
508 {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
509 MutexUnlocker ml(Compile_lock);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
510 MutexUnlocker locker(MethodCompileQueue_lock);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
511 CompileBroker::handle_full_code_cache();
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 } else {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
514 nm->set_has_unsafe_access(has_unsafe_access);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
515
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
516 // Record successful registration.
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
517 // (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
518 if (task != NULL) task->set_code(nm);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
519
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
520 if (install_code) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
521 if (entry_bci == InvocationEntryBci) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
522 if (TieredCompilation) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
523 // 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
524 nmethod* old = method->code();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
525 if (TraceMethodReplacement && old != NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
526 ResourceMark rm;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
527 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
528 tty->print_cr("Replacing method %s", method_name);
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 if (old != NULL ) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
531 old->make_not_entrant();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
532 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
533 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
534 if (TraceNMethodInstalls ) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
535 ResourceMark rm;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
536 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
537 ttyLocker ttyl;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
538 tty->print_cr("Installing method (%d) %s ",
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
539 comp_level,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
540 method_name);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
541 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
542 // Allow the code to be executed
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
543 method->set_code(method, nm);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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544 } else {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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545 if (TraceNMethodInstalls ) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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546 ResourceMark rm;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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547 char *method_name = method->name_and_sig_as_C_string();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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548 ttyLocker ttyl;
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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549 tty->print_cr("Installing osr method (%d) %s @ %d",
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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550 comp_level,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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551 method_name,
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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552 entry_bci);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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553 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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554 instanceKlass::cast(method->method_holder())->add_osr_nmethod(nm);
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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555
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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556 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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557 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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558 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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559 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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560 // JVMTI -- compiled method notification (must be done outside lock)
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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561 if (nm != NULL) {
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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562 nm->post_compiled_method_load_event();
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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563 }
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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564
cb1181db8bec Initial port of ciEnv to graalEnv.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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565 return nm;
3703
50a1d38cd7ac Add newlines at the end of files, otherwise my version of gcc complains
Christian Wimmer <christian.wimmer@oracle.com>
parents: 3690
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566 }
50a1d38cd7ac Add newlines at the end of files, otherwise my version of gcc complains
Christian Wimmer <christian.wimmer@oracle.com>
parents: 3690
diff changeset
567