Mercurial > hg > graal-jvmci-8
annotate src/share/vm/jvmci/jvmciRuntime.cpp @ 22551:71ea8d7db665
removed author tags in comments
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 11 Sep 2015 16:41:50 +0200 |
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children | 114750c43459 |
rev | line source |
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1 /* |
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2 * Copyright (c) 2012, 2015, 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 #include "precompiled.hpp" |
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25 #include "asm/codeBuffer.hpp" |
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26 #include "code/codeCache.hpp" |
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27 #include "compiler/compileBroker.hpp" |
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28 #include "compiler/disassembler.hpp" |
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29 #include "jvmci/jvmciRuntime.hpp" |
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30 #include "jvmci/jvmciCompilerToVM.hpp" |
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31 #include "jvmci/jvmciCompiler.hpp" |
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32 #include "jvmci/jvmciJavaClasses.hpp" |
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33 #include "jvmci/jvmciEnv.hpp" |
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34 #include "memory/oopFactory.hpp" |
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35 #include "oops/oop.inline.hpp" |
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36 #include "prims/jvm.h" |
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37 #include "runtime/biasedLocking.hpp" |
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38 #include "runtime/interfaceSupport.hpp" |
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39 #include "runtime/reflection.hpp" |
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40 #include "runtime/sharedRuntime.hpp" |
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41 #include "utilities/debug.hpp" |
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42 #include "utilities/defaultStream.hpp" |
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43 |
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44 #if defined(_MSC_VER) |
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45 #define strtoll _strtoi64 |
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46 #endif |
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47 |
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48 jobject JVMCIRuntime::_HotSpotJVMCIRuntime_instance = NULL; |
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49 bool JVMCIRuntime::_HotSpotJVMCIRuntime_initialized = false; |
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50 const char* JVMCIRuntime::_compiler = NULL; |
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51 const char* JVMCIRuntime::_options = NULL; |
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52 bool JVMCIRuntime::_shutdown_called = false; |
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53 |
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54 void JVMCIRuntime::initialize_natives(JNIEnv *env, jclass c2vmClass) { |
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55 #ifdef _LP64 |
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56 #ifndef TARGET_ARCH_sparc |
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57 uintptr_t heap_end = (uintptr_t) Universe::heap()->reserved_region().end(); |
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58 uintptr_t allocation_end = heap_end + ((uintptr_t)16) * 1024 * 1024 * 1024; |
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59 guarantee(heap_end < allocation_end, "heap end too close to end of address space (might lead to erroneous TLAB allocations)"); |
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60 #endif // TARGET_ARCH_sparc |
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61 #else |
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62 fatal("check TLAB allocation code for address space conflicts"); |
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63 #endif |
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64 |
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65 ensure_jvmci_class_loader_is_initialized(); |
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66 |
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67 JavaThread* THREAD = JavaThread::current(); |
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68 { |
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69 ThreadToNativeFromVM trans(THREAD); |
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70 |
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71 ResourceMark rm; |
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72 HandleMark hm; |
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73 |
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74 jvmci_compute_offsets(); |
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75 |
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76 // Ensure _non_oop_bits is initialized |
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77 Universe::non_oop_word(); |
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78 |
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79 env->RegisterNatives(c2vmClass, CompilerToVM::methods, CompilerToVM::methods_count()); |
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80 } |
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81 if (HAS_PENDING_EXCEPTION) { |
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82 abort_on_pending_exception(PENDING_EXCEPTION, "Could not register natives"); |
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83 } |
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84 } |
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85 |
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86 BasicType JVMCIRuntime::kindToBasicType(jchar ch) { |
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87 switch(ch) { |
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88 case 'z': return T_BOOLEAN; |
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89 case 'b': return T_BYTE; |
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90 case 's': return T_SHORT; |
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91 case 'c': return T_CHAR; |
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92 case 'i': return T_INT; |
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93 case 'f': return T_FLOAT; |
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94 case 'j': return T_LONG; |
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95 case 'd': return T_DOUBLE; |
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96 case 'a': return T_OBJECT; |
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97 case '-': return T_ILLEGAL; |
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98 default: |
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99 fatal(err_msg("unexpected Kind: %c", ch)); |
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100 break; |
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101 } |
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102 return T_ILLEGAL; |
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103 } |
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104 |
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105 // Simple helper to see if the caller of a runtime stub which |
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106 // entered the VM has been deoptimized |
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107 |
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108 static bool caller_is_deopted() { |
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109 JavaThread* thread = JavaThread::current(); |
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110 RegisterMap reg_map(thread, false); |
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111 frame runtime_frame = thread->last_frame(); |
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112 frame caller_frame = runtime_frame.sender(®_map); |
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113 assert(caller_frame.is_compiled_frame(), "must be compiled"); |
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114 return caller_frame.is_deoptimized_frame(); |
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115 } |
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116 |
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117 // Stress deoptimization |
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118 static void deopt_caller() { |
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119 if ( !caller_is_deopted()) { |
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120 JavaThread* thread = JavaThread::current(); |
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121 RegisterMap reg_map(thread, false); |
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122 frame runtime_frame = thread->last_frame(); |
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123 frame caller_frame = runtime_frame.sender(®_map); |
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124 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); |
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125 assert(caller_is_deopted(), "Must be deoptimized"); |
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126 } |
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127 } |
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128 |
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129 JRT_BLOCK_ENTRY(void, JVMCIRuntime::new_instance(JavaThread* thread, Klass* klass)) |
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130 JRT_BLOCK; |
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131 assert(klass->is_klass(), "not a class"); |
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132 instanceKlassHandle h(thread, klass); |
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133 h->check_valid_for_instantiation(true, CHECK); |
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134 // make sure klass is initialized |
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135 h->initialize(CHECK); |
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136 // allocate instance and return via TLS |
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137 oop obj = h->allocate_instance(CHECK); |
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138 thread->set_vm_result(obj); |
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139 JRT_BLOCK_END; |
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140 |
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141 if (ReduceInitialCardMarks) { |
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142 new_store_pre_barrier(thread); |
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143 } |
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144 JRT_END |
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145 |
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146 JRT_BLOCK_ENTRY(void, JVMCIRuntime::new_array(JavaThread* thread, Klass* array_klass, jint length)) |
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147 JRT_BLOCK; |
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148 // Note: no handle for klass needed since they are not used |
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149 // anymore after new_objArray() and no GC can happen before. |
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150 // (This may have to change if this code changes!) |
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151 assert(array_klass->is_klass(), "not a class"); |
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152 oop obj; |
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153 if (array_klass->oop_is_typeArray()) { |
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154 BasicType elt_type = TypeArrayKlass::cast(array_klass)->element_type(); |
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155 obj = oopFactory::new_typeArray(elt_type, length, CHECK); |
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156 } else { |
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157 Klass* elem_klass = ObjArrayKlass::cast(array_klass)->element_klass(); |
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158 obj = oopFactory::new_objArray(elem_klass, length, CHECK); |
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159 } |
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160 thread->set_vm_result(obj); |
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161 // This is pretty rare but this runtime patch is stressful to deoptimization |
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162 // if we deoptimize here so force a deopt to stress the path. |
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163 if (DeoptimizeALot) { |
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164 static int deopts = 0; |
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165 // Alternate between deoptimizing and raising an error (which will also cause a deopt) |
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166 if (deopts++ % 2 == 0) { |
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167 ResourceMark rm(THREAD); |
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168 THROW(vmSymbols::java_lang_OutOfMemoryError()); |
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169 } else { |
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170 deopt_caller(); |
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171 } |
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172 } |
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173 JRT_BLOCK_END; |
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174 |
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175 if (ReduceInitialCardMarks) { |
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176 new_store_pre_barrier(thread); |
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177 } |
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178 JRT_END |
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179 |
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180 void JVMCIRuntime::new_store_pre_barrier(JavaThread* thread) { |
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181 // After any safepoint, just before going back to compiled code, |
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182 // we inform the GC that we will be doing initializing writes to |
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183 // this object in the future without emitting card-marks, so |
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184 // GC may take any compensating steps. |
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185 // NOTE: Keep this code consistent with GraphKit::store_barrier. |
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186 |
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187 oop new_obj = thread->vm_result(); |
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188 if (new_obj == NULL) return; |
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189 |
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190 assert(Universe::heap()->can_elide_tlab_store_barriers(), |
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191 "compiler must check this first"); |
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192 // GC may decide to give back a safer copy of new_obj. |
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193 new_obj = Universe::heap()->new_store_pre_barrier(thread, new_obj); |
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194 thread->set_vm_result(new_obj); |
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195 } |
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196 |
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197 JRT_ENTRY(void, JVMCIRuntime::new_multi_array(JavaThread* thread, Klass* klass, int rank, jint* dims)) |
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198 assert(klass->is_klass(), "not a class"); |
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199 assert(rank >= 1, "rank must be nonzero"); |
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200 oop obj = ArrayKlass::cast(klass)->multi_allocate(rank, dims, CHECK); |
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201 thread->set_vm_result(obj); |
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202 JRT_END |
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203 |
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204 JRT_ENTRY(void, JVMCIRuntime::dynamic_new_array(JavaThread* thread, oopDesc* element_mirror, jint length)) |
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205 oop obj = Reflection::reflect_new_array(element_mirror, length, CHECK); |
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206 thread->set_vm_result(obj); |
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207 JRT_END |
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208 |
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209 JRT_ENTRY(void, JVMCIRuntime::dynamic_new_instance(JavaThread* thread, oopDesc* type_mirror)) |
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210 instanceKlassHandle klass(THREAD, java_lang_Class::as_Klass(type_mirror)); |
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211 |
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212 if (klass == NULL) { |
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213 ResourceMark rm(THREAD); |
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214 THROW(vmSymbols::java_lang_InstantiationException()); |
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215 } |
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216 |
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217 // Create new instance (the receiver) |
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218 klass->check_valid_for_instantiation(false, CHECK); |
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219 |
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220 // Make sure klass gets initialized |
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221 klass->initialize(CHECK); |
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222 |
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223 oop obj = klass->allocate_instance(CHECK); |
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224 thread->set_vm_result(obj); |
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225 JRT_END |
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226 |
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227 extern void vm_exit(int code); |
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228 |
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229 // Enter this method from compiled code handler below. This is where we transition |
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230 // to VM mode. This is done as a helper routine so that the method called directly |
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231 // from compiled code does not have to transition to VM. This allows the entry |
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232 // method to see if the nmethod that we have just looked up a handler for has |
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233 // been deoptimized while we were in the vm. This simplifies the assembly code |
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234 // cpu directories. |
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235 // |
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236 // We are entering here from exception stub (via the entry method below) |
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237 // If there is a compiled exception handler in this method, we will continue there; |
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238 // otherwise we will unwind the stack and continue at the caller of top frame method |
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239 // Note: we enter in Java using a special JRT wrapper. This wrapper allows us to |
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240 // control the area where we can allow a safepoint. After we exit the safepoint area we can |
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241 // check to see if the handler we are going to return is now in a nmethod that has |
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242 // been deoptimized. If that is the case we return the deopt blob |
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243 // unpack_with_exception entry instead. This makes life for the exception blob easier |
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244 // because making that same check and diverting is painful from assembly language. |
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245 JRT_ENTRY_NO_ASYNC(static address, exception_handler_for_pc_helper(JavaThread* thread, oopDesc* ex, address pc, nmethod*& nm)) |
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246 // Reset method handle flag. |
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247 thread->set_is_method_handle_return(false); |
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248 |
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249 Handle exception(thread, ex); |
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250 nm = CodeCache::find_nmethod(pc); |
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251 assert(nm != NULL, "this is not a compiled method"); |
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252 // Adjust the pc as needed/ |
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253 if (nm->is_deopt_pc(pc)) { |
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254 RegisterMap map(thread, false); |
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255 frame exception_frame = thread->last_frame().sender(&map); |
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256 // if the frame isn't deopted then pc must not correspond to the caller of last_frame |
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257 assert(exception_frame.is_deoptimized_frame(), "must be deopted"); |
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258 pc = exception_frame.pc(); |
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259 } |
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260 #ifdef ASSERT |
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261 assert(exception.not_null(), "NULL exceptions should be handled by throw_exception"); |
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262 assert(exception->is_oop(), "just checking"); |
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263 // Check that exception is a subclass of Throwable, otherwise we have a VerifyError |
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264 if (!(exception->is_a(SystemDictionary::Throwable_klass()))) { |
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265 if (ExitVMOnVerifyError) vm_exit(-1); |
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266 ShouldNotReachHere(); |
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267 } |
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268 #endif |
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269 |
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270 // Check the stack guard pages and reenable them if necessary and there is |
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271 // enough space on the stack to do so. Use fast exceptions only if the guard |
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272 // pages are enabled. |
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273 bool guard_pages_enabled = thread->stack_yellow_zone_enabled(); |
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274 if (!guard_pages_enabled) guard_pages_enabled = thread->reguard_stack(); |
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275 |
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276 if (JvmtiExport::can_post_on_exceptions()) { |
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277 // To ensure correct notification of exception catches and throws |
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278 // we have to deoptimize here. If we attempted to notify the |
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279 // catches and throws during this exception lookup it's possible |
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280 // we could deoptimize on the way out of the VM and end back in |
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281 // the interpreter at the throw site. This would result in double |
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282 // notifications since the interpreter would also notify about |
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283 // these same catches and throws as it unwound the frame. |
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284 |
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285 RegisterMap reg_map(thread); |
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286 frame stub_frame = thread->last_frame(); |
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287 frame caller_frame = stub_frame.sender(®_map); |
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288 |
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289 // We don't really want to deoptimize the nmethod itself since we |
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290 // can actually continue in the exception handler ourselves but I |
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291 // don't see an easy way to have the desired effect. |
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292 Deoptimization::deoptimize_frame(thread, caller_frame.id(), Deoptimization::Reason_constraint); |
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293 assert(caller_is_deopted(), "Must be deoptimized"); |
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294 |
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295 return SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); |
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296 } |
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297 |
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298 // ExceptionCache is used only for exceptions at call sites and not for implicit exceptions |
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299 if (guard_pages_enabled) { |
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300 address fast_continuation = nm->handler_for_exception_and_pc(exception, pc); |
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301 if (fast_continuation != NULL) { |
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302 // Set flag if return address is a method handle call site. |
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303 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); |
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304 return fast_continuation; |
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305 } |
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306 } |
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307 |
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308 // If the stack guard pages are enabled, check whether there is a handler in |
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309 // the current method. Otherwise (guard pages disabled), force an unwind and |
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310 // skip the exception cache update (i.e., just leave continuation==NULL). |
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311 address continuation = NULL; |
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312 if (guard_pages_enabled) { |
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313 |
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314 // New exception handling mechanism can support inlined methods |
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315 // with exception handlers since the mappings are from PC to PC |
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316 |
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317 // debugging support |
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318 // tracing |
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319 if (TraceExceptions) { |
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320 ttyLocker ttyl; |
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321 ResourceMark rm; |
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322 tty->print_cr("Exception <%s> (" INTPTR_FORMAT ") thrown in compiled method <%s> at PC " INTPTR_FORMAT " for thread " INTPTR_FORMAT "", |
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323 exception->print_value_string(), p2i((address)exception()), nm->method()->print_value_string(), p2i(pc), p2i(thread)); |
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324 } |
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325 // for AbortVMOnException flag |
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326 NOT_PRODUCT(Exceptions::debug_check_abort(exception)); |
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327 |
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328 // Clear out the exception oop and pc since looking up an |
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329 // exception handler can cause class loading, which might throw an |
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330 // exception and those fields are expected to be clear during |
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331 // normal bytecode execution. |
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332 thread->clear_exception_oop_and_pc(); |
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333 |
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334 continuation = SharedRuntime::compute_compiled_exc_handler(nm, pc, exception, false, false); |
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335 // If an exception was thrown during exception dispatch, the exception oop may have changed |
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336 thread->set_exception_oop(exception()); |
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337 thread->set_exception_pc(pc); |
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338 |
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339 // the exception cache is used only by non-implicit exceptions |
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340 if (continuation != NULL && !SharedRuntime::deopt_blob()->contains(continuation)) { |
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341 nm->add_handler_for_exception_and_pc(exception, pc, continuation); |
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342 } |
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343 } |
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344 |
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345 // Set flag if return address is a method handle call site. |
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346 thread->set_is_method_handle_return(nm->is_method_handle_return(pc)); |
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347 |
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348 if (TraceExceptions) { |
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349 ttyLocker ttyl; |
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350 ResourceMark rm; |
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351 tty->print_cr("Thread " PTR_FORMAT " continuing at PC " PTR_FORMAT " for exception thrown at PC " PTR_FORMAT, |
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352 p2i(thread), p2i(continuation), p2i(pc)); |
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353 } |
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354 |
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355 return continuation; |
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356 JRT_END |
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357 |
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358 // Enter this method from compiled code only if there is a Java exception handler |
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359 // in the method handling the exception. |
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360 // We are entering here from exception stub. We don't do a normal VM transition here. |
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361 // We do it in a helper. This is so we can check to see if the nmethod we have just |
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362 // searched for an exception handler has been deoptimized in the meantime. |
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363 address JVMCIRuntime::exception_handler_for_pc(JavaThread* thread) { |
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364 oop exception = thread->exception_oop(); |
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365 address pc = thread->exception_pc(); |
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366 // Still in Java mode |
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367 DEBUG_ONLY(ResetNoHandleMark rnhm); |
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368 nmethod* nm = NULL; |
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369 address continuation = NULL; |
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370 { |
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371 // Enter VM mode by calling the helper |
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372 ResetNoHandleMark rnhm; |
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373 continuation = exception_handler_for_pc_helper(thread, exception, pc, nm); |
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374 } |
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375 // Back in JAVA, use no oops DON'T safepoint |
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376 |
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377 // Now check to see if the compiled method we were called from is now deoptimized. |
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378 // If so we must return to the deopt blob and deoptimize the nmethod |
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379 if (nm != NULL && caller_is_deopted()) { |
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380 continuation = SharedRuntime::deopt_blob()->unpack_with_exception_in_tls(); |
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381 } |
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382 |
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383 assert(continuation != NULL, "no handler found"); |
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384 return continuation; |
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385 } |
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386 |
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387 JRT_ENTRY(void, JVMCIRuntime::create_null_exception(JavaThread* thread)) |
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388 SharedRuntime::throw_and_post_jvmti_exception(thread, vmSymbols::java_lang_NullPointerException()); |
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389 thread->set_vm_result(PENDING_EXCEPTION); |
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390 CLEAR_PENDING_EXCEPTION; |
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391 JRT_END |
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392 |
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393 JRT_ENTRY(void, JVMCIRuntime::create_out_of_bounds_exception(JavaThread* thread, jint index)) |
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394 char message[jintAsStringSize]; |
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395 sprintf(message, "%d", index); |
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396 SharedRuntime::throw_and_post_jvmti_exception(thread, vmSymbols::java_lang_ArrayIndexOutOfBoundsException(), message); |
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397 thread->set_vm_result(PENDING_EXCEPTION); |
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398 CLEAR_PENDING_EXCEPTION; |
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399 JRT_END |
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400 |
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401 JRT_ENTRY_NO_ASYNC(void, JVMCIRuntime::monitorenter(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
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402 IF_TRACE_jvmci_3 { |
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403 char type[O_BUFLEN]; |
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404 obj->klass()->name()->as_C_string(type, O_BUFLEN); |
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405 markOop mark = obj->mark(); |
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406 TRACE_jvmci_3("%s: entered locking slow case with obj=" INTPTR_FORMAT ", type=%s, mark=" INTPTR_FORMAT ", lock=" INTPTR_FORMAT, thread->name(), p2i(obj), type, p2i(mark), p2i(lock)); |
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407 tty->flush(); |
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408 } |
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409 #ifdef ASSERT |
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410 if (PrintBiasedLockingStatistics) { |
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411 Atomic::inc(BiasedLocking::slow_path_entry_count_addr()); |
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412 } |
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413 #endif |
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414 Handle h_obj(thread, obj); |
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415 assert(h_obj()->is_oop(), "must be NULL or an object"); |
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416 if (UseBiasedLocking) { |
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417 // Retry fast entry if bias is revoked to avoid unnecessary inflation |
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418 ObjectSynchronizer::fast_enter(h_obj, lock, true, CHECK); |
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419 } else { |
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420 if (JVMCIUseFastLocking) { |
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421 // When using fast locking, the compiled code has already tried the fast case |
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422 ObjectSynchronizer::slow_enter(h_obj, lock, THREAD); |
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423 } else { |
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424 ObjectSynchronizer::fast_enter(h_obj, lock, false, THREAD); |
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425 } |
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426 } |
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427 TRACE_jvmci_3("%s: exiting locking slow with obj=" INTPTR_FORMAT, thread->name(), p2i(obj)); |
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428 JRT_END |
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429 |
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430 JRT_LEAF(void, JVMCIRuntime::monitorexit(JavaThread* thread, oopDesc* obj, BasicLock* lock)) |
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431 assert(thread == JavaThread::current(), "threads must correspond"); |
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432 assert(thread->last_Java_sp(), "last_Java_sp must be set"); |
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433 // monitorexit is non-blocking (leaf routine) => no exceptions can be thrown |
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434 EXCEPTION_MARK; |
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435 |
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436 #ifdef DEBUG |
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437 if (!obj->is_oop()) { |
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438 ResetNoHandleMark rhm; |
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439 nmethod* method = thread->last_frame().cb()->as_nmethod_or_null(); |
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440 if (method != NULL) { |
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441 tty->print_cr("ERROR in monitorexit in method %s wrong obj " INTPTR_FORMAT, method->name(), p2i(obj)); |
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442 } |
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443 thread->print_stack_on(tty); |
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444 assert(false, "invalid lock object pointer dected"); |
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445 } |
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446 #endif |
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447 |
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448 if (JVMCIUseFastLocking) { |
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449 // When using fast locking, the compiled code has already tried the fast case |
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450 ObjectSynchronizer::slow_exit(obj, lock, THREAD); |
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451 } else { |
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452 ObjectSynchronizer::fast_exit(obj, lock, THREAD); |
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453 } |
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454 IF_TRACE_jvmci_3 { |
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455 char type[O_BUFLEN]; |
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456 obj->klass()->name()->as_C_string(type, O_BUFLEN); |
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457 TRACE_jvmci_3("%s: exited locking slow case with obj=" INTPTR_FORMAT ", type=%s, mark=" INTPTR_FORMAT ", lock=" INTPTR_FORMAT, thread->name(), p2i(obj), type, p2i(obj->mark()), p2i(lock)); |
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458 tty->flush(); |
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459 } |
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460 JRT_END |
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461 |
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462 JRT_LEAF(void, JVMCIRuntime::log_object(JavaThread* thread, oopDesc* obj, jint flags)) |
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463 bool string = mask_bits_are_true(flags, LOG_OBJECT_STRING); |
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464 bool addr = mask_bits_are_true(flags, LOG_OBJECT_ADDRESS); |
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465 bool newline = mask_bits_are_true(flags, LOG_OBJECT_NEWLINE); |
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466 if (!string) { |
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467 if (!addr && obj->is_oop_or_null(true)) { |
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468 char buf[O_BUFLEN]; |
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469 tty->print("%s@" INTPTR_FORMAT, obj->klass()->name()->as_C_string(buf, O_BUFLEN), p2i(obj)); |
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470 } else { |
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471 tty->print(INTPTR_FORMAT, p2i(obj)); |
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472 } |
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473 } else { |
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474 ResourceMark rm; |
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475 assert(obj != NULL && java_lang_String::is_instance(obj), "must be"); |
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476 char *buf = java_lang_String::as_utf8_string(obj); |
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477 tty->print_raw(buf); |
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478 } |
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479 if (newline) { |
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480 tty->cr(); |
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481 } |
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482 JRT_END |
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483 |
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484 JRT_LEAF(void, JVMCIRuntime::write_barrier_pre(JavaThread* thread, oopDesc* obj)) |
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485 thread->satb_mark_queue().enqueue(obj); |
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486 JRT_END |
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487 |
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488 JRT_LEAF(void, JVMCIRuntime::write_barrier_post(JavaThread* thread, void* card_addr)) |
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489 thread->dirty_card_queue().enqueue(card_addr); |
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490 JRT_END |
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491 |
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492 JRT_LEAF(jboolean, JVMCIRuntime::validate_object(JavaThread* thread, oopDesc* parent, oopDesc* child)) |
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493 bool ret = true; |
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494 if(!Universe::heap()->is_in_closed_subset(parent)) { |
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495 tty->print_cr("Parent Object " INTPTR_FORMAT " not in heap", p2i(parent)); |
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496 parent->print(); |
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497 ret=false; |
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498 } |
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499 if(!Universe::heap()->is_in_closed_subset(child)) { |
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500 tty->print_cr("Child Object " INTPTR_FORMAT " not in heap", p2i(child)); |
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501 child->print(); |
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502 ret=false; |
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503 } |
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504 return (jint)ret; |
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505 JRT_END |
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506 |
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507 JRT_ENTRY(void, JVMCIRuntime::vm_error(JavaThread* thread, jlong where, jlong format, jlong value)) |
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508 ResourceMark rm; |
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509 const char *error_msg = where == 0L ? "<internal JVMCI error>" : (char*) (address) where; |
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510 char *detail_msg = NULL; |
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511 if (format != 0L) { |
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512 const char* buf = (char*) (address) format; |
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513 size_t detail_msg_length = strlen(buf) * 2; |
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514 detail_msg = (char *) NEW_RESOURCE_ARRAY(u_char, detail_msg_length); |
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515 jio_snprintf(detail_msg, detail_msg_length, buf, value); |
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516 } |
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517 report_vm_error(__FILE__, __LINE__, error_msg, detail_msg); |
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518 JRT_END |
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519 |
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520 JRT_LEAF(oopDesc*, JVMCIRuntime::load_and_clear_exception(JavaThread* thread)) |
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521 oop exception = thread->exception_oop(); |
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522 assert(exception != NULL, "npe"); |
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523 thread->set_exception_oop(NULL); |
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524 thread->set_exception_pc(0); |
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525 return exception; |
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526 JRT_END |
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527 |
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528 PRAGMA_DIAG_PUSH |
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529 PRAGMA_FORMAT_NONLITERAL_IGNORED |
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530 JRT_LEAF(void, JVMCIRuntime::log_printf(JavaThread* thread, oopDesc* format, jlong v1, jlong v2, jlong v3)) |
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531 ResourceMark rm; |
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532 assert(format != NULL && java_lang_String::is_instance(format), "must be"); |
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533 char *buf = java_lang_String::as_utf8_string(format); |
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534 tty->print((const char*)buf, v1, v2, v3); |
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535 JRT_END |
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536 PRAGMA_DIAG_POP |
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537 |
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538 static void decipher(jlong v, bool ignoreZero) { |
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539 if (v != 0 || !ignoreZero) { |
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540 void* p = (void *)(address) v; |
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541 CodeBlob* cb = CodeCache::find_blob(p); |
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542 if (cb) { |
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543 if (cb->is_nmethod()) { |
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544 char buf[O_BUFLEN]; |
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545 tty->print("%s [" INTPTR_FORMAT "+" JLONG_FORMAT "]", cb->as_nmethod_or_null()->method()->name_and_sig_as_C_string(buf, O_BUFLEN), p2i(cb->code_begin()), (jlong)((address)v - cb->code_begin())); |
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546 return; |
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547 } |
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548 cb->print_value_on(tty); |
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549 return; |
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550 } |
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551 if (Universe::heap()->is_in(p)) { |
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552 oop obj = oop(p); |
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553 obj->print_value_on(tty); |
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554 return; |
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555 } |
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556 tty->print(INTPTR_FORMAT " [long: " JLONG_FORMAT ", double %lf, char %c]",p2i((void *)v), (jlong)v, (jdouble)v, (char)v); |
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557 } |
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558 } |
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559 |
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560 PRAGMA_DIAG_PUSH |
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561 PRAGMA_FORMAT_NONLITERAL_IGNORED |
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562 JRT_LEAF(void, JVMCIRuntime::vm_message(jboolean vmError, jlong format, jlong v1, jlong v2, jlong v3)) |
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563 ResourceMark rm; |
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564 const char *buf = (const char*) (address) format; |
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565 if (vmError) { |
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566 if (buf != NULL) { |
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567 fatal(err_msg(buf, v1, v2, v3)); |
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568 } else { |
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|
569 fatal("<anonymous error>"); |
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570 } |
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571 } else if (buf != NULL) { |
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572 tty->print(buf, v1, v2, v3); |
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573 } else { |
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574 assert(v2 == 0, "v2 != 0"); |
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575 assert(v3 == 0, "v3 != 0"); |
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576 decipher(v1, false); |
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577 } |
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|
578 JRT_END |
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|
579 PRAGMA_DIAG_POP |
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|
580 |
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recast all Graal native code as JVMCI code (JBS:GRAAL-53)
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|
581 JRT_LEAF(void, JVMCIRuntime::log_primitive(JavaThread* thread, jchar typeChar, jlong value, jboolean newline)) |
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|
582 union { |
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583 jlong l; |
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|
584 jdouble d; |
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|
585 jfloat f; |
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586 } uu; |
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587 uu.l = value; |
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|
588 switch (typeChar) { |
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589 case 'z': tty->print(value == 0 ? "false" : "true"); break; |
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|
590 case 'b': tty->print("%d", (jbyte) value); break; |
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591 case 'c': tty->print("%c", (jchar) value); break; |
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|
592 case 's': tty->print("%d", (jshort) value); break; |
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593 case 'i': tty->print("%d", (jint) value); break; |
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|
594 case 'f': tty->print("%f", uu.f); break; |
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|
595 case 'j': tty->print(JLONG_FORMAT, value); break; |
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|
596 case 'd': tty->print("%lf", uu.d); break; |
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|
597 default: assert(false, "unknown typeChar"); break; |
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|
598 } |
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|
599 if (newline) { |
4527d2428f37
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|
600 tty->cr(); |
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|
601 } |
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|
602 JRT_END |
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|
603 |
21559
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
604 JRT_ENTRY(jint, JVMCIRuntime::identity_hash_code(JavaThread* thread, oopDesc* obj)) |
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|
605 return (jint) obj->identity_hash(); |
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|
606 JRT_END |
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|
607 |
21559
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|
608 JRT_ENTRY(jboolean, JVMCIRuntime::thread_is_interrupted(JavaThread* thread, oopDesc* receiver, jboolean clear_interrupted)) |
21207
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changeset
|
609 // Ensure that the C++ Thread and OSThread structures aren't freed before we operate. |
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|
610 // This locking requires thread_in_vm which is why this method cannot be JRT_LEAF. |
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|
611 Handle receiverHandle(thread, receiver); |
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|
612 MutexLockerEx ml(thread->threadObj() == (void*)receiver ? NULL : Threads_lock); |
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613 JavaThread* receiverThread = java_lang_Thread::thread(receiverHandle()); |
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614 if (receiverThread == NULL) { |
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615 // The other thread may exit during this process, which is ok so return false. |
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616 return JNI_FALSE; |
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617 } else { |
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618 return (jint) Thread::is_interrupted(receiverThread, clear_interrupted != 0); |
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619 } |
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620 JRT_END |
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621 |
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622 JRT_ENTRY(jint, JVMCIRuntime::test_deoptimize_call_int(JavaThread* thread, int value)) |
21033
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623 deopt_caller(); |
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624 return value; |
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625 JRT_END |
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626 |
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627 // private static void JVMCIClassLoaderFactory.init(ClassLoader loader) |
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628 JVM_ENTRY(void, JVM_InitJVMCIClassLoader(JNIEnv *env, jclass c, jobject loader_handle)) |
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629 SystemDictionary::init_jvmci_loader(JNIHandles::resolve(loader_handle)); |
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630 SystemDictionary::WKID scan = SystemDictionary::FIRST_JVMCI_WKID; |
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631 SystemDictionary::initialize_wk_klasses_through(SystemDictionary::LAST_JVMCI_WKID, scan, CHECK); |
21033
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632 JVM_END |
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633 |
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634 // private static JVMCIRuntime JVMCI.initializeRuntime() |
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635 JVM_ENTRY(jobject, JVM_GetJVMCIRuntime(JNIEnv *env, jclass c)) |
21559
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636 JVMCIRuntime::initialize_HotSpotJVMCIRuntime(); |
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637 return JVMCIRuntime::get_HotSpotJVMCIRuntime_jobject(); |
21033
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638 JVM_END |
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639 |
21563
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640 // private static Service[] Services.getServiceImpls(String serviceClass) |
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641 JVM_ENTRY(jobject, JVM_GetJVMCIServiceImpls(JNIEnv *env, jclass c, jclass serviceClass)) |
21033
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642 HandleMark hm; |
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643 ResourceMark rm; |
22416
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644 JVMCIRuntime::ensure_jvmci_class_loader_is_initialized(); |
21033
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645 KlassHandle serviceKlass(THREAD, java_lang_Class::as_Klass(JNIHandles::resolve_non_null(serviceClass))); |
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646 return JNIHandles::make_local(THREAD, JVMCIRuntime::get_service_impls(serviceKlass, THREAD)()); |
21033
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647 JVM_END |
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648 |
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649 Handle JVMCIRuntime::callStatic(const char* className, const char* methodName, const char* signature, JavaCallArguments* args) { |
21527
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650 guarantee(!_HotSpotJVMCIRuntime_initialized, "cannot reinitialize HotSpotJVMCIRuntime"); |
21033
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651 Thread* THREAD = Thread::current(); |
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652 |
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653 TempNewSymbol name = SymbolTable::new_symbol(className, CHECK_ABORT_(Handle())); |
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654 KlassHandle klass = load_required_class(name); |
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655 TempNewSymbol runtime = SymbolTable::new_symbol(methodName, CHECK_ABORT_(Handle())); |
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656 TempNewSymbol sig = SymbolTable::new_symbol(signature, CHECK_ABORT_(Handle())); |
21033
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657 JavaValue result(T_OBJECT); |
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658 if (args == NULL) { |
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659 JavaCalls::call_static(&result, klass, runtime, sig, CHECK_ABORT_(Handle())); |
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660 } else { |
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661 JavaCalls::call_static(&result, klass, runtime, sig, args, CHECK_ABORT_(Handle())); |
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662 } |
21033
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663 return Handle((oop)result.get_jobject()); |
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664 } |
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665 |
22511
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666 static bool jvmci_options_file_exists() { |
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667 const char* home = Arguments::get_java_home(); |
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668 size_t path_len = strlen(home) + strlen("/lib/jvmci/options") + 1; |
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669 char path[JVM_MAXPATHLEN]; |
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670 char sep = os::file_separator()[0]; |
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|
671 jio_snprintf(path, JVM_MAXPATHLEN, "%s%clib%cjvmci%coptions", home, sep, sep, sep); |
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672 struct stat st; |
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673 return os::stat(path, &st) == 0; |
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674 } |
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|
675 |
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676 void JVMCIRuntime::initialize_HotSpotJVMCIRuntime() { |
21527
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677 if (JNIHandles::resolve(_HotSpotJVMCIRuntime_instance) == NULL) { |
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|
678 Thread* THREAD = Thread::current(); |
21033
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679 #ifdef ASSERT |
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|
680 // This should only be called in the context of the JVMCI class being initialized |
22054 | 681 TempNewSymbol name = SymbolTable::new_symbol("jdk/internal/jvmci/runtime/JVMCI", CHECK_ABORT); |
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682 instanceKlassHandle klass = InstanceKlass::cast(load_required_class(name)); |
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683 assert(klass->is_being_initialized() && klass->is_reentrant_initialization(THREAD), |
21527
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684 "HotSpotJVMCIRuntime initialization should only be triggered through JVMCI initialization"); |
21033
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685 #endif |
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|
686 |
22511
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687 bool parseOptionsFile = jvmci_options_file_exists(); |
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|
688 if (_options != NULL || parseOptionsFile) { |
22398
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|
689 JavaCallArguments args; |
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|
690 oop options = java_lang_String::create_oop_from_str(_options, CHECK_ABORT); |
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|
691 args.push_oop(options); |
22511
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|
692 args.push_int(parseOptionsFile); |
22461
07d9f0909560
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|
693 callStatic("jdk/internal/jvmci/options/OptionsParser", |
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|
694 "parseOptionsFromVM", |
22511
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|
695 "(Ljava/lang/String;Z)Ljava/lang/Boolean;", &args); |
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696 } |
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|
697 |
22429
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Select default compiler from jvmci.compiler system property.
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diff
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|
698 if (_compiler != NULL) { |
a1b0a76567c7
Select default compiler from jvmci.compiler system property.
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|
699 JavaCallArguments args; |
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Select default compiler from jvmci.compiler system property.
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|
700 oop compiler = java_lang_String::create_oop_from_str(_compiler, CHECK_ABORT); |
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|
701 args.push_oop(compiler); |
22461
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|
702 callStatic("jdk/internal/jvmci/hotspot/HotSpotJVMCICompilerConfig", |
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|
703 "selectCompiler", |
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|
704 "(Ljava/lang/String;)Ljava/lang/Boolean;", &args); |
22429
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|
705 } |
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Select default compiler from jvmci.compiler system property.
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|
706 |
22461
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|
707 Handle result = callStatic("jdk/internal/jvmci/hotspot/HotSpotJVMCIRuntime", |
07d9f0909560
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|
708 "runtime", |
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|
709 "()Ljdk/internal/jvmci/hotspot/HotSpotJVMCIRuntime;"); |
21527
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|
710 _HotSpotJVMCIRuntime_initialized = true; |
07b088d61d5d
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711 _HotSpotJVMCIRuntime_instance = JNIHandles::make_global(result()); |
21033
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712 } |
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|
713 } |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents:
21031
diff
changeset
|
714 |
21559
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents:
21554
diff
changeset
|
715 void JVMCIRuntime::initialize_JVMCI() { |
21527
07b088d61d5d
added HotSpotJVMCIRuntime* classes, replaced references to HotSpotGraalRuntime in VM with HotSpotJVMCIRuntime (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents:
21526
diff
changeset
|
716 if (JNIHandles::resolve(_HotSpotJVMCIRuntime_instance) == NULL) { |
22461
07d9f0909560
Rename callInitializer to callStatic
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22454
diff
changeset
|
717 callStatic("jdk/internal/jvmci/runtime/JVMCI", |
07d9f0909560
Rename callInitializer to callStatic
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22454
diff
changeset
|
718 "getRuntime", |
07d9f0909560
Rename callInitializer to callStatic
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22454
diff
changeset
|
719 "()Ljdk/internal/jvmci/runtime/JVMCIRuntime;"); |
21033
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents:
21031
diff
changeset
|
720 } |
21527
07b088d61d5d
added HotSpotJVMCIRuntime* classes, replaced references to HotSpotGraalRuntime in VM with HotSpotJVMCIRuntime (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents:
21526
diff
changeset
|
721 assert(_HotSpotJVMCIRuntime_initialized == true, "what?"); |
21033
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents:
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diff
changeset
|
722 } |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents:
21031
diff
changeset
|
723 |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
724 void JVMCIRuntime::metadata_do(void f(Metadata*)) { |
22543
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
725 // For simplicity, the existence of HotSpotJVMCIMetaAccessContext in |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
726 // the SystemDictionary well known classes should ensure the other |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
727 // classes have already been loaded, so make sure their order in the |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
728 // table enforces that. |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
729 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_internal_jvmci_hotspot_HotSpotResolvedJavaMethodImpl) < |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
730 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_internal_jvmci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier"); |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
731 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_internal_jvmci_hotspot_HotSpotConstantPool) < |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
732 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_internal_jvmci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier"); |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
733 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_internal_jvmci_hotspot_HotSpotResolvedObjectTypeImpl) < |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
734 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_internal_jvmci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier"); |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
735 |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
736 if (HotSpotJVMCIMetaAccessContext::klass() == NULL || |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
737 !HotSpotJVMCIMetaAccessContext::klass()->is_linked()) { |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
738 // Nothing could be registered yet |
22464
3fb432661d59
make JVMCIRuntime::metadata_do return immediately if HotSpotJVMCIMetaAccessContext has not yet been loaded
Doug Simon <doug.simon@oracle.com>
parents:
22461
diff
changeset
|
739 return; |
3fb432661d59
make JVMCIRuntime::metadata_do return immediately if HotSpotJVMCIMetaAccessContext has not yet been loaded
Doug Simon <doug.simon@oracle.com>
parents:
22461
diff
changeset
|
740 } |
22515
feb4131657bb
JVMCIRuntime::metadata_do shouldn't run until HotSpotJVMCIRuntime is initialized
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22511
diff
changeset
|
741 |
22454
76af33d4d504
Make jvmci redefinition safe
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parents:
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diff
changeset
|
742 // WeakReference<HotSpotJVMCIMetaAccessContext>[] |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
743 objArrayOop allContexts = HotSpotJVMCIMetaAccessContext::allContexts(); |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
744 if (allContexts == NULL) { |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
745 return; |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
746 } |
22543
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
747 |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
748 // These must be loaded at this point but the linking state doesn't matter. |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
749 assert(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass() != NULL, "must be loaded"); |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
750 assert(SystemDictionary::HotSpotConstantPool_klass() != NULL, "must be loaded"); |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22538
diff
changeset
|
751 assert(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass() != NULL, "must be loaded"); |
97ca867d3622
Fix assertion failure in JVMCIRuntime::metadata_do
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
752 |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
753 for (int i = 0; i < allContexts->length(); i++) { |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22447
diff
changeset
|
754 oop ref = allContexts->obj_at(i); |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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22447
diff
changeset
|
755 if (ref != NULL) { |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22447
diff
changeset
|
756 oop referent = java_lang_ref_Reference::referent(ref); |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
757 if (referent != NULL) { |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
758 // Chunked Object[] with last element pointing to next chunk |
76af33d4d504
Make jvmci redefinition safe
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parents:
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diff
changeset
|
759 objArrayOop metadataRoots = HotSpotJVMCIMetaAccessContext::metadataRoots(referent); |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
760 while (metadataRoots != NULL) { |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
761 for (int typeIndex = 0; typeIndex < metadataRoots->length() - 1; typeIndex++) { |
76af33d4d504
Make jvmci redefinition safe
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parents:
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diff
changeset
|
762 oop reference = metadataRoots->obj_at(typeIndex); |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
763 if (reference == NULL) { |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
764 continue; |
76af33d4d504
Make jvmci redefinition safe
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parents:
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diff
changeset
|
765 } |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
766 oop metadataRoot = java_lang_ref_Reference::referent(reference); |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
767 if (metadataRoot == NULL) { |
76af33d4d504
Make jvmci redefinition safe
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parents:
22447
diff
changeset
|
768 continue; |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
769 } |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
770 if (metadataRoot->is_a(SystemDictionary::HotSpotResolvedJavaMethodImpl_klass())) { |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22447
diff
changeset
|
771 Method* method = CompilerToVM::asMethod(metadataRoot); |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
772 f(method); |
76af33d4d504
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22447
diff
changeset
|
773 } else if (metadataRoot->is_a(SystemDictionary::HotSpotConstantPool_klass())) { |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
774 ConstantPool* constantPool = CompilerToVM::asConstantPool(metadataRoot); |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
775 f(constantPool); |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
776 } else if (metadataRoot->is_a(SystemDictionary::HotSpotResolvedObjectTypeImpl_klass())) { |
76af33d4d504
Make jvmci redefinition safe
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parents:
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diff
changeset
|
777 Klass* klass = CompilerToVM::asKlass(metadataRoot); |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
778 f(klass); |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22447
diff
changeset
|
779 } else { |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
780 metadataRoot->print(); |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
781 ShouldNotReachHere(); |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
782 } |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
783 } |
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Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
784 metadataRoots = (objArrayOop)metadataRoots->obj_at(metadataRoots->length() - 1); |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
785 assert(metadataRoots == NULL || metadataRoots->is_objArray(), "wrong type"); |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
786 } |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
787 } |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
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diff
changeset
|
788 } |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
789 } |
76af33d4d504
Make jvmci redefinition safe
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diff
changeset
|
790 } |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22447
diff
changeset
|
791 |
22547
10a9e989850e
made CompilertoVM a final concrete class and removed CompilerToVMImpl (GRAAL-1255)
Doug Simon <doug.simon@oracle.com>
parents:
22544
diff
changeset
|
792 // private static void CompilerToVM.init() |
21559
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
793 JVM_ENTRY(void, JVM_InitializeJVMCINatives(JNIEnv *env, jclass c2vmClass)) |
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents:
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diff
changeset
|
794 JVMCIRuntime::initialize_natives(env, c2vmClass); |
21033
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
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diff
changeset
|
795 JVM_END |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
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parents:
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diff
changeset
|
796 |
21559
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents:
21554
diff
changeset
|
797 void JVMCIRuntime::ensure_jvmci_class_loader_is_initialized() { |
21033
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
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diff
changeset
|
798 // This initialization code is guarded by a static pointer to the Factory class. |
21559
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
799 // Once it is non-null, the JVMCI class loader and well known JVMCI classes are |
21033
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
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diff
changeset
|
800 // guaranteed to have been initialized. By going through the static |
4527d2428f37
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Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
801 // initializer of Factory, we can rely on class initialization semantics to |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
802 // synchronize threads racing to do the initialization. |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
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diff
changeset
|
803 static Klass* _FactoryKlass = NULL; |
4527d2428f37
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diff
changeset
|
804 if (_FactoryKlass == NULL) { |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
805 Thread* THREAD = Thread::current(); |
22054 | 806 TempNewSymbol name = SymbolTable::new_symbol("jdk/internal/jvmci/service/JVMCIClassLoaderFactory", CHECK_ABORT); |
21033
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
807 KlassHandle klass = SystemDictionary::resolve_or_fail(name, true, THREAD); |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
808 if (HAS_PENDING_EXCEPTION) { |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
809 static volatile int seen_error = 0; |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents:
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diff
changeset
|
810 if (!seen_error && Atomic::cmpxchg(1, &seen_error, 0) == 0) { |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
811 // Only report the failure on the first thread that hits it |
21559
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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21554
diff
changeset
|
812 abort_on_pending_exception(PENDING_EXCEPTION, "JVMCI classes are not available"); |
21033
4527d2428f37
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|
813 } else { |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
814 CLEAR_PENDING_EXCEPTION; |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
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changeset
|
815 // Give first thread time to report the error. |
4527d2428f37
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Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents:
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diff
changeset
|
816 os::sleep(THREAD, 100, false); |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
817 vm_abort(false); |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
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diff
changeset
|
818 } |
4527d2428f37
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diff
changeset
|
819 } |
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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21031
diff
changeset
|
820 |
22551
71ea8d7db665
removed author tags in comments
Doug Simon <doug.simon@oracle.com>
parents:
22548
diff
changeset
|
821 // We cannot use jvmciJavaClasses for this because we are currently in the |
21033
4527d2428f37
Convert graalRuntime.cpp to unix line delimiters
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822 // process of initializing that mechanism. |
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823 TempNewSymbol field_name = SymbolTable::new_symbol("useJVMCIClassLoader", CHECK_ABORT); |
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824 fieldDescriptor field_desc; |
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825 if (klass->find_field(field_name, vmSymbols::bool_signature(), &field_desc) == NULL) { |
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826 ResourceMark rm; |
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827 fatal(err_msg("Invalid layout of %s at %s", field_name->as_C_string(), klass->external_name())); |
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828 } |
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829 |
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830 InstanceKlass* ik = InstanceKlass::cast(klass()); |
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831 address addr = ik->static_field_addr(field_desc.offset() - InstanceMirrorKlass::offset_of_static_fields()); |
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832 *((jboolean *) addr) = (jboolean) UseJVMCIClassLoader; |
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833 klass->initialize(CHECK_ABORT); |
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834 _FactoryKlass = klass(); |
21562 | 835 assert(!UseJVMCIClassLoader || SystemDictionary::jvmci_loader() != NULL, "JVMCI classloader should have been initialized"); |
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836 } |
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837 } |
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838 |
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839 /** |
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840 * Closure for parsing a line from a *.properties file in jre/lib/jvmci/properties. |
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841 * The line must match the regular expression "[^=]+=.*". That is one or more |
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842 * characters other than '=' followed by '=' followed by zero or more characters. |
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843 * Everything before the '=' is the property name and everything after '=' is the value. |
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844 * Lines that start with '#' are treated as comments and ignored. |
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845 * No special processing of whitespace or any escape characters is performed. |
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846 * The last definition of a property "wins" (i.e., it overrides all earlier |
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847 * definitions of the property). |
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848 */ |
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849 class JVMCIPropertiesFileClosure : public ParseClosure { |
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850 SystemProperty** _plist; |
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851 public: |
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852 JVMCIPropertiesFileClosure(SystemProperty** plist) : _plist(plist) {} |
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853 void do_line(char* line) { |
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854 if (line[0] == '#') { |
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855 // skip comment |
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856 return; |
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857 } |
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858 size_t len = strlen(line); |
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859 char* sep = strchr(line, '='); |
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860 if (sep == NULL) { |
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861 warn_and_abort("invalid format: could not find '=' character"); |
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862 return; |
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863 } |
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864 if (sep == line) { |
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865 warn_and_abort("invalid format: name cannot be empty"); |
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866 return; |
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867 } |
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868 *sep = '\0'; |
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869 const char* name = line; |
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870 char* value = sep + 1; |
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871 Arguments::PropertyList_unique_add(_plist, name, value); |
21956
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872 } |
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873 }; |
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874 |
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875 void JVMCIRuntime::parse_properties(SystemProperty** plist) { |
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876 char jvmciDir[JVM_MAXPATHLEN]; |
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877 const char* fileSep = os::file_separator(); |
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878 jio_snprintf(jvmciDir, sizeof(jvmciDir), "%s%slib%sjvmci", |
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879 Arguments::get_java_home(), fileSep, fileSep, fileSep); |
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880 DIR* dir = os::opendir(jvmciDir); |
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881 if (dir != NULL) { |
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882 struct dirent *entry; |
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883 char *dbuf = NEW_C_HEAP_ARRAY(char, os::readdir_buf_size(jvmciDir), mtInternal); |
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884 JVMCIPropertiesFileClosure closure(plist); |
21970
1e0012efac83
Also fix compiler warning (thus, error) on Windows.
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|
885 const unsigned suffix_len = (unsigned)strlen(".properties"); |
21956
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886 while ((entry = os::readdir(dir, (dirent *) dbuf)) != NULL && !closure.is_aborted()) { |
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887 const char* name = entry->d_name; |
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888 if (strlen(name) > suffix_len && strcmp(name + strlen(name) - suffix_len, ".properties") == 0) { |
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889 char propertiesFilePath[JVM_MAXPATHLEN]; |
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890 jio_snprintf(propertiesFilePath, sizeof(propertiesFilePath), "%s%s%s",jvmciDir, fileSep, name); |
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891 JVMCIRuntime::parse_lines(propertiesFilePath, &closure, false); |
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892 } |
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893 } |
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894 FREE_C_HEAP_ARRAY(char, dbuf, mtInternal); |
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895 os::closedir(dir); |
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896 } |
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897 } |
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898 |
21519
cecb4e39521c
Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
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899 #define CHECK_WARN_ABORT_(message) THREAD); \ |
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900 if (HAS_PENDING_EXCEPTION) { \ |
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901 warning(message); \ |
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902 char buf[512]; \ |
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Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
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903 jio_snprintf(buf, 512, "Uncaught exception at %s:%d", __FILE__, __LINE__); \ |
21562 | 904 JVMCIRuntime::abort_on_pending_exception(PENDING_EXCEPTION, buf); \ |
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905 return; \ |
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906 } \ |
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Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
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907 (void)(0 |
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908 |
22429
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Select default compiler from jvmci.compiler system property.
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909 void JVMCIRuntime::save_compiler(const char* compiler) { |
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910 assert(compiler != NULL, "npe"); |
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911 assert(_compiler == NULL, "cannot reassign JVMCI compiler"); |
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912 _compiler = compiler; |
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913 } |
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914 |
22398
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915 void JVMCIRuntime::save_options(const char* options) { |
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916 assert(options != NULL, "npe"); |
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917 assert(_options == NULL, "cannot reassign JVMCI options"); |
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918 _options = options; |
21033
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919 } |
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920 |
21559
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921 Handle JVMCIRuntime::create_Service(const char* name, TRAPS) { |
21033
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922 TempNewSymbol kname = SymbolTable::new_symbol(name, CHECK_NH); |
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|
923 Klass* k = resolve_or_fail(kname, CHECK_NH); |
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|
924 instanceKlassHandle klass(THREAD, k); |
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|
925 klass->initialize(CHECK_NH); |
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|
926 klass->check_valid_for_instantiation(true, CHECK_NH); |
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|
927 JavaValue result(T_VOID); |
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|
928 instanceHandle service = klass->allocate_instance_handle(CHECK_NH); |
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|
929 JavaCalls::call_special(&result, service, klass, vmSymbols::object_initializer_name(), vmSymbols::void_method_signature(), THREAD); |
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|
930 return service; |
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|
931 } |
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|
932 |
21559
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diff
changeset
|
933 void JVMCIRuntime::shutdown() { |
21527
07b088d61d5d
added HotSpotJVMCIRuntime* classes, replaced references to HotSpotGraalRuntime in VM with HotSpotJVMCIRuntime (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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21526
diff
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|
934 if (_HotSpotJVMCIRuntime_instance != NULL) { |
21033
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|
935 _shutdown_called = true; |
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|
936 JavaThread* THREAD = JavaThread::current(); |
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|
937 HandleMark hm(THREAD); |
21616
4c146c9367b6
recast VM compilation request via JVMCI to be a HotSpot JVMCI event, removing the last direct reference to a Graal class in the VM (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
938 Handle receiver = get_HotSpotJVMCIRuntime(); |
21033
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|
939 JavaValue result(T_VOID); |
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|
940 JavaCallArguments args; |
21616
4c146c9367b6
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Doug Simon <doug.simon@oracle.com>
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diff
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|
941 args.push_oop(receiver); |
4c146c9367b6
recast VM compilation request via JVMCI to be a HotSpot JVMCI event, removing the last direct reference to a Graal class in the VM (JBS:GRAAL-53)
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changeset
|
942 JavaCalls::call_special(&result, receiver->klass(), vmSymbols::shutdown_method_name(), vmSymbols::void_method_signature(), &args, CHECK_ABORT); |
21033
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|
943 } |
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|
944 } |
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|
945 |
21559
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|
946 void JVMCIRuntime::call_printStackTrace(Handle exception, Thread* thread) { |
21033
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947 assert(exception->is_a(SystemDictionary::Throwable_klass()), "Throwable instance expected"); |
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|
948 JavaValue result(T_VOID); |
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|
949 JavaCalls::call_virtual(&result, |
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|
950 exception, |
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|
951 KlassHandle(thread, |
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|
952 SystemDictionary::Throwable_klass()), |
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|
953 vmSymbols::printStackTrace_name(), |
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|
954 vmSymbols::void_method_signature(), |
4527d2428f37
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|
955 thread); |
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|
956 } |
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|
957 |
21559
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recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
958 void JVMCIRuntime::abort_on_pending_exception(Handle exception, const char* message, bool dump_core) { |
21033
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959 Thread* THREAD = Thread::current(); |
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|
960 CLEAR_PENDING_EXCEPTION; |
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|
961 tty->print_raw_cr(message); |
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|
962 call_printStackTrace(exception, THREAD); |
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|
963 |
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|
964 // Give other aborting threads to also print their stack traces. |
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|
965 // This can be very useful when debugging class initialization |
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|
966 // failures. |
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967 os::sleep(THREAD, 200, false); |
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|
968 |
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|
969 vm_abort(dump_core); |
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|
970 } |
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|
971 |
21559
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recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
972 Klass* JVMCIRuntime::resolve_or_null(Symbol* name, TRAPS) { |
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
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changeset
|
973 return SystemDictionary::resolve_or_null(name, SystemDictionary::jvmci_loader(), Handle(), CHECK_NULL); |
21033
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|
974 } |
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|
975 |
21559
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recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
976 Klass* JVMCIRuntime::resolve_or_fail(Symbol* name, TRAPS) { |
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
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changeset
|
977 return SystemDictionary::resolve_or_fail(name, SystemDictionary::jvmci_loader(), Handle(), true, CHECK_NULL); |
21033
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|
978 } |
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changeset
|
979 |
21559
be896a1983c0
recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
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diff
changeset
|
980 Klass* JVMCIRuntime::load_required_class(Symbol* name) { |
21033
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|
981 Klass* klass = resolve_or_null(name, Thread::current()); |
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|
982 if (klass == NULL) { |
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Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
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|
983 tty->print_cr("Could not load class %s", name->as_C_string()); |
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diff
changeset
|
984 vm_abort(false); |
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|
985 } |
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|
986 return klass; |
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changeset
|
987 } |
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diff
changeset
|
988 |
21562 | 989 void JVMCIRuntime::parse_lines(char* path, ParseClosure* closure, bool warnStatFailure) { |
21033
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changeset
|
990 struct stat st; |
21519
cecb4e39521c
Use files in lib/graal/options to define Graal options (-G:...) instead of generating code for them
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
991 if (os::stat(path, &st) == 0 && (st.st_mode & S_IFREG) == S_IFREG) { // exists & is regular file |
21033
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|
992 int file_handle = os::open(path, 0, 0); |
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|
993 if (file_handle != -1) { |
21519
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Gilles Duboscq <gilles.m.duboscq@oracle.com>
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diff
changeset
|
994 char* buffer = NEW_C_HEAP_ARRAY(char, st.st_size + 1, mtInternal); |
21626
ca3c6538bcec
JVMCI update makefiles for Solaris/SPARC; os::read at early stage of VM does not work, use ::read as fallback in JVMCIRuntime::parse_lines (JBS:GRAAL-54)
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
21617
diff
changeset
|
995 int num_read; |
22501
d113a94d4fdd
Call JVMCIRuntime::parse_properties in Threads::create_vm
Stefan Anzinger <stefan.anzinger@oracle.com>
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22464
diff
changeset
|
996 num_read = (int) os::read(file_handle, (char*) buffer, st.st_size); |
21033
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|
997 if (num_read == -1) { |
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diff
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|
998 warning("Error reading file %s due to %s", path, strerror(errno)); |
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changeset
|
999 } else if (num_read != st.st_size) { |
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diff
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|
1000 warning("Only read %d of " SIZE_FORMAT " bytes from %s", num_read, (size_t) st.st_size, path); |
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|
1001 } |
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changeset
|
1002 os::close(file_handle); |
21519
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changeset
|
1003 closure->set_filename(path); |
21033
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|
1004 if (num_read == st.st_size) { |
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changeset
|
1005 buffer[num_read] = '\0'; |
21515
1ab7802d35c9
Factor GraalRuntime::parse_lines out of GraalRuntime::get_service_impls
Gilles Duboscq <gilles.m.duboscq@oracle.com>
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21207
diff
changeset
|
1006 |
21033
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|
1007 char* line = buffer; |
21519
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changeset
|
1008 while (line - buffer < num_read && !closure->is_aborted()) { |
21123
85b0935625c1
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changeset
|
1009 // find line end (\r, \n or \r\n) |
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|
1010 char* nextline = NULL; |
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|
1011 char* cr = strchr(line, '\r'); |
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1012 char* lf = strchr(line, '\n'); |
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|
1013 if (cr != NULL && lf != NULL) { |
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|
1014 char* min = MIN2(cr, lf); |
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1015 *min = '\0'; |
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1016 if (lf == cr + 1) { |
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changeset
|
1017 nextline = lf + 1; |
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|
1018 } else { |
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changeset
|
1019 nextline = min + 1; |
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|
1020 } |
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|
1021 } else if (cr != NULL) { |
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|
1022 *cr = '\0'; |
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changeset
|
1023 nextline = cr + 1; |
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1024 } else if (lf != NULL) { |
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1025 *lf = '\0'; |
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1026 nextline = lf + 1; |
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1027 } |
21123
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1028 // trim left |
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1029 while (*line == ' ' || *line == '\t') line++; |
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1030 char* end = line + strlen(line); |
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1031 // trim right |
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1032 while (end > line && (*(end -1) == ' ' || *(end -1) == '\t')) end--; |
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1033 *end = '\0'; |
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1034 // skip comments and empty lines |
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1035 if (*line != '#' && strlen(line) > 0) { |
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1036 closure->parse_line(line); |
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1037 } |
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1038 if (nextline != NULL) { |
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1039 line = nextline; |
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1040 } else { |
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1041 // File without newline at the end |
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1042 break; |
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1043 } |
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1044 } |
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1045 } |
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1046 FREE_C_HEAP_ARRAY(char, buffer, mtInternal); |
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1047 } else { |
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1048 warning("Error opening file %s due to %s", path, strerror(errno)); |
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1049 } |
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1050 } else if (warnStatFailure) { |
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1051 warning("Could not stat file %s due to %s", path, strerror(errno)); |
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1052 } |
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1053 } |
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1054 |
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1055 class ServiceParseClosure : public ParseClosure { |
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1056 GrowableArray<char*> _implNames; |
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1057 public: |
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1058 ServiceParseClosure() : _implNames() {} |
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1059 void do_line(char* line) { |
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1060 size_t lineLen = strlen(line); |
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1061 char* implName = NEW_RESOURCE_ARRAY(char, lineLen + 1); |
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1062 // Turn all '.'s into '/'s |
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1063 for (size_t index = 0; index < lineLen; ++index) { |
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1064 if (line[index] == '.') { |
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1065 implName[index] = '/'; |
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1066 } else { |
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1067 implName[index] = line[index]; |
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1068 } |
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1069 } |
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1070 implName[lineLen] = '\0'; |
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1071 _implNames.append(implName); |
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1072 } |
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1073 GrowableArray<char*>* implNames() {return &_implNames;} |
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1074 }; |
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1075 |
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1076 |
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1077 objArrayHandle JVMCIRuntime::get_service_impls(KlassHandle serviceKlass, TRAPS) { |
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1078 const char* home = Arguments::get_java_home(); |
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1079 const char* serviceName = serviceKlass->external_name(); |
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1080 char* path; |
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1081 char sep = os::file_separator()[0]; |
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1082 if (JVMCIServicesDir == NULL) { |
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1083 size_t path_len = strlen(home) + strlen("/lib/jvmci/services/") + strlen(serviceName) + 1; |
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1084 path = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, path_len); |
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1085 sprintf(path, "%s%clib%cjvmci%cservices%c%s", home, sep, sep, sep, sep, serviceName); |
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1086 } else { |
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1087 size_t path_len = strlen(JVMCIServicesDir) + strlen(serviceName) + 1; |
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1088 path = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, path_len); |
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1089 sprintf(path, "%s%c%s", JVMCIServicesDir, sep, serviceName); |
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1090 } |
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1091 ServiceParseClosure closure; |
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1092 parse_lines(path, &closure, false); |
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1093 |
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1094 GrowableArray<char*>* implNames = closure.implNames(); |
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1095 objArrayOop servicesOop = oopFactory::new_objArray(serviceKlass(), implNames->length(), CHECK_(objArrayHandle())); |
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1096 objArrayHandle services(THREAD, servicesOop); |
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1097 for (int i = 0; i < implNames->length(); ++i) { |
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1098 char* implName = implNames->at(i); |
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1099 Handle service = create_Service(implName, CHECK_(objArrayHandle())); |
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1100 services->obj_at_put(i, service()); |
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1101 } |
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1102 return services; |
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1103 } |