Mercurial > hg > truffle
annotate src/share/vm/graal/graalCompiler.cpp @ 18706:b6e98df9ba7d
HotSpotReferenceMap: fix bitmap clearing in setOop()/clearOop() and setNarrowOop()/clearNarrowOop().
author | Josef Eisl <josef.eisl@jku.at> |
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date | Tue, 16 Dec 2014 21:02:12 +0100 |
parents | c307546c7b0a |
children | 98592ae4b1fa |
rev | line source |
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1 /* |
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 #include "precompiled.hpp" |
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25 #include "memory/oopFactory.hpp" |
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26 #include "runtime/javaCalls.hpp" |
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27 #include "graal/graalCompiler.hpp" |
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28 #include "graal/graalEnv.hpp" |
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29 #include "graal/graalRuntime.hpp" |
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30 #include "runtime/compilationPolicy.hpp" |
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31 #include "runtime/globals_extension.hpp" |
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32 |
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33 GraalCompiler* GraalCompiler::_instance = NULL; |
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34 elapsedTimer GraalCompiler::_codeInstallTimer; |
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35 |
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36 GraalCompiler::GraalCompiler() : AbstractCompiler(graal) { |
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37 #ifdef COMPILERGRAAL |
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38 _bootstrapping = false; |
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39 _methodsCompiled = 0; |
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40 #endif |
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41 assert(_instance == NULL, "only one instance allowed"); |
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42 _instance = this; |
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43 } |
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44 |
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45 // Initialization |
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46 void GraalCompiler::initialize() { |
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47 #ifdef COMPILERGRAAL |
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48 if (!UseCompiler || !should_perform_init()) { |
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49 return; |
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50 } |
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51 |
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52 BufferBlob* buffer_blob = GraalRuntime::initialize_buffer_blob(); |
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53 if (buffer_blob == NULL) { |
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54 set_state(failed); |
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55 } else { |
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56 set_state(initialized); |
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57 } |
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58 // Graal is considered as application code so we need to |
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59 // stop the VM deferring compilation now. |
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60 CompilationPolicy::completed_vm_startup(); |
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61 #endif // COMPILERGRAAL |
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62 } |
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63 |
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64 #ifdef COMPILERGRAAL |
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65 void GraalCompiler::bootstrap() { |
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66 JavaThread* THREAD = JavaThread::current(); |
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67 _bootstrapping = true; |
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68 ResourceMark rm; |
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69 HandleMark hm; |
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70 if (PrintBootstrap) { |
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71 tty->print("Bootstrapping Graal"); |
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72 } |
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73 jlong start = os::javaTimeMillis(); |
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74 |
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75 Array<Method*>* objectMethods = InstanceKlass::cast(SystemDictionary::Object_klass())->methods(); |
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76 // Initialize compile queue with a selected set of methods. |
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77 int len = objectMethods->length(); |
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78 for (int i = 0; i < len; i++) { |
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79 methodHandle mh = objectMethods->at(i); |
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80 if (!mh->is_native() && !mh->is_static() && !mh->is_initializer()) { |
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81 ResourceMark rm; |
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82 int hot_count = 10; // TODO: what's the appropriate value? |
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83 CompileBroker::compile_method(mh, InvocationEntryBci, CompLevel_full_optimization, mh, hot_count, "bootstrap", THREAD); |
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84 } |
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85 } |
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86 |
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87 int qsize; |
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88 jlong sleep_time = 1000; |
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89 int z = 0; |
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90 do { |
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91 os::sleep(THREAD, sleep_time, true); |
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92 sleep_time = 100; |
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93 qsize = CompileBroker::queue_size(CompLevel_full_optimization); |
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94 if (PrintBootstrap) { |
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95 while (z < (_methodsCompiled / 100)) { |
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96 ++z; |
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97 tty->print_raw("."); |
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98 } |
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99 } |
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100 } while (qsize != 0); |
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101 |
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102 if (PrintBootstrap) { |
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103 tty->print_cr(" in " JLONG_FORMAT " ms (compiled %d methods)", os::javaTimeMillis() - start, _methodsCompiled); |
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104 } |
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105 _bootstrapping = false; |
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106 } |
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107 |
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108 void GraalCompiler::compile_method(methodHandle method, int entry_bci, CompileTask* task) { |
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109 GRAAL_EXCEPTION_CONTEXT |
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110 |
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111 bool is_osr = entry_bci != InvocationEntryBci; |
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112 if (_bootstrapping && is_osr) { |
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113 // no OSR compilations during bootstrap - the compiler is just too slow at this point, |
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114 // and we know that there are no endless loops |
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115 return; |
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116 } |
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117 |
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118 GraalRuntime::ensure_graal_class_loader_is_initialized(); |
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119 HandleMark hm; |
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120 ResourceMark rm; |
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121 JavaValue result(T_VOID); |
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122 JavaCallArguments args; |
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123 args.push_long((jlong) (address) method()); |
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124 args.push_int(entry_bci); |
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125 args.push_long((jlong) (address) task); |
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126 args.push_int(task->compile_id()); |
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127 JavaCalls::call_static(&result, SystemDictionary::CompilationTask_klass(), vmSymbols::compileMetaspaceMethod_name(), vmSymbols::compileMetaspaceMethod_signature(), &args, CHECK_ABORT); |
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128 |
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129 _methodsCompiled++; |
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130 } |
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131 |
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132 |
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133 // Compilation entry point for methods |
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134 void GraalCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) { |
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135 ShouldNotReachHere(); |
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136 } |
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137 |
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138 // Print compilation timers and statistics |
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139 void GraalCompiler::print_timers() { |
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140 print_compilation_timers(); |
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141 } |
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142 |
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143 #endif // COMPILERGRAAL |
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144 |
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145 // Print compilation timers and statistics |
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146 void GraalCompiler::print_compilation_timers() { |
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147 TRACE_graal_1("GraalCompiler::print_timers"); |
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148 tty->print_cr(" Graal code install time: %6.3f s", _codeInstallTimer.seconds()); |
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149 } |
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150 |
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151 #ifndef PRODUCT |
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152 void GraalCompiler::compile_the_world() { |
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153 HandleMark hm; |
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154 JavaThread* THREAD = JavaThread::current(); |
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155 TempNewSymbol name = SymbolTable::new_symbol("com/oracle/graal/hotspot/HotSpotGraalRuntime", CHECK_ABORT); |
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156 KlassHandle klass = GraalRuntime::load_required_class(name); |
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157 TempNewSymbol compileTheWorld = SymbolTable::new_symbol("compileTheWorld", CHECK_ABORT); |
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158 JavaValue result(T_VOID); |
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159 JavaCallArguments args; |
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160 args.push_oop(GraalRuntime::get_HotSpotGraalRuntime()); |
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161 JavaCalls::call_special(&result, klass, compileTheWorld, vmSymbols::void_method_signature(), &args, CHECK_ABORT); |
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162 } |
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163 #endif |