Mercurial > hg > truffle
annotate src/share/vm/graal/graalCompiler.cpp @ 14714:b602356a9cfc
additional canonicalizers for accesses and value nodes (improves number of implicit null checks)
author | Lukas Stadler <lukas.stadler@oracle.com> |
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date | Thu, 20 Mar 2014 17:15:36 +0100 |
parents | cd22c8dbda4f |
children | 3e9a960f0da1 |
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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Fix includes to match new hotspot mechanism.
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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/graalJavaAccess.hpp" |
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29 #include "graal/graalVMToCompiler.hpp" |
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30 #include "graal/graalCompilerToVM.hpp" |
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31 #include "graal/graalEnv.hpp" |
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32 #include "graal/graalRuntime.hpp" |
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33 #include "runtime/arguments.hpp" |
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34 #include "runtime/compilationPolicy.hpp" |
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Hooked C1XCompiler class into the system.
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35 |
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36 GraalCompiler* GraalCompiler::_instance = NULL; |
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37 |
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38 GraalCompiler::GraalCompiler() : AbstractCompiler(graal) { |
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39 _initialized = false; |
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40 assert(_instance == NULL, "only one instance allowed"); |
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41 _instance = this; |
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42 } |
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43 |
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44 // Initialization |
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45 void GraalCompiler::initialize() { |
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46 |
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47 ThreadToNativeFromVM trans(JavaThread::current()); |
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48 JavaThread* THREAD = JavaThread::current(); |
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49 TRACE_graal_1("GraalCompiler::initialize"); |
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50 |
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fixed windows make files and VS2012-specific compilation issues
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51 uintptr_t heap_end = (uintptr_t) Universe::heap()->reserved_region().end(); |
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52 uintptr_t allocation_end = heap_end + ((uintptr_t)16) * 1024 * 1024 * 1024; |
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53 AMD64_ONLY(guarantee(heap_end < allocation_end, "heap end too close to end of address space (might lead to erroneous TLAB allocations)")); |
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54 NOT_LP64(error("check TLAB allocation code for address space conflicts")); |
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55 |
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56 BufferBlob* buffer_blob = initialize_buffer_blob(); |
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57 if (buffer_blob == NULL) { |
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58 // If we are called from JNI_CreateJavaVM we cannot use set_state yet because it takes a lock. |
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59 // set_state(failed); |
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60 } else { |
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61 // set_state(initialized); |
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62 } |
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63 |
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64 JNIEnv *env = ((JavaThread *) Thread::current())->jni_environment(); |
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65 jclass klass = env->FindClass("com/oracle/graal/hotspot/bridge/CompilerToVMImpl"); |
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66 if (klass == NULL) { |
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67 tty->print_cr("graal CompilerToVMImpl class not found"); |
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68 vm_abort(false); |
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69 } |
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70 env->RegisterNatives(klass, CompilerToVM_methods, CompilerToVM_methods_count()); |
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71 |
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72 ResourceMark rm; |
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73 HandleMark hm; |
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74 { |
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75 GRAAL_VM_ENTRY_MARK; |
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76 check_pending_exception("Could not register natives"); |
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77 } |
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* rewrite of the code installation
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78 |
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79 graal_compute_offsets(); |
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80 |
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Ensure _non_oop_bits is initialized before starting compile
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81 // Ensure _non_oop_bits is initialized |
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82 Universe::non_oop_word(); |
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83 |
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84 { |
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85 GRAAL_VM_ENTRY_MARK; |
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86 HandleMark hm; |
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87 VMToCompiler::initOptions(); |
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88 for (int i = 0; i < Arguments::num_graal_args(); ++i) { |
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89 const char* arg = Arguments::graal_args_array()[i]; |
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90 Handle option = java_lang_String::create_from_str(arg, THREAD); |
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91 jboolean result = VMToCompiler::setOption(option); |
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92 if (!result) { |
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93 tty->print_cr("Invalid option for graal: -G:%s", arg); |
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94 vm_abort(false); |
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95 } |
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96 } |
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97 VMToCompiler::finalizeOptions(CITime || CITimeEach); |
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98 |
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99 if (UseCompiler) { |
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make: remove GRAALVM and introduce COMPILERGRAAL. fix client hosted-mode
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100 bool bootstrap = COMPILERGRAAL_PRESENT(BootstrapGraal) NOT_COMPILERGRAAL(false); |
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101 VMToCompiler::startCompiler(bootstrap); |
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102 _initialized = true; |
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fixed performance regression in hosted CompileTheWorld
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103 CompilationPolicy::completed_vm_startup(); |
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104 if (bootstrap) { |
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105 // Avoid -Xcomp and -Xbatch problems by turning on interpreter and background compilation for bootstrapping. |
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106 FlagSetting a(UseInterpreter, true); |
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107 FlagSetting b(BackgroundCompilation, true); |
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108 #ifndef PRODUCT |
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109 // Turn off CompileTheWorld during bootstrap so that a counter overflow event |
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110 // triggers further compilation (see NonTieredCompPolicy::event()) hence |
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111 // allowing a complete bootstrap |
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112 FlagSetting c(CompileTheWorld, false); |
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113 #endif |
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114 VMToCompiler::bootstrap(); |
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115 } |
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116 |
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117 #ifndef PRODUCT |
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118 if (CompileTheWorld) { |
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119 // We turn off CompileTheWorld so that Graal can |
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120 // be compiled by C1/C2 when Graal does a CTW. |
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121 CompileTheWorld = false; |
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122 VMToCompiler::compileTheWorld(); |
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123 } |
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124 #endif |
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125 } |
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126 } |
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127 } |
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128 |
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129 BufferBlob* GraalCompiler::initialize_buffer_blob() { |
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130 JavaThread* THREAD = JavaThread::current(); |
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131 BufferBlob* buffer_blob = THREAD->get_buffer_blob(); |
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132 if (buffer_blob == NULL) { |
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133 buffer_blob = BufferBlob::create("Graal thread-local CodeBuffer", GraalNMethodSizeLimit); |
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134 if (buffer_blob != NULL) { |
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135 THREAD->set_buffer_blob(buffer_blob); |
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136 } |
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137 } |
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138 return buffer_blob; |
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139 } |
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140 |
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141 void GraalCompiler::compile_method(methodHandle method, int entry_bci, jboolean blocking) { |
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142 GRAAL_EXCEPTION_CONTEXT |
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143 if (!_initialized) { |
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144 CompilationPolicy::policy()->delay_compilation(method()); |
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145 return; |
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146 } |
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147 |
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148 assert(_initialized, "must already be initialized"); |
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149 ResourceMark rm; |
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150 thread->set_is_graal_compiling(true); |
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151 VMToCompiler::compileMethod(method(), entry_bci, blocking); |
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152 thread->set_is_graal_compiling(false); |
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153 } |
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154 |
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155 // Compilation entry point for methods |
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156 void GraalCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) { |
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157 ShouldNotReachHere(); |
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158 } |
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159 |
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160 void GraalCompiler::exit() { |
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161 if (_initialized) { |
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162 VMToCompiler::shutdownCompiler(); |
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163 } |
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164 } |
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165 |
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166 // Print compilation timers and statistics |
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167 void GraalCompiler::print_timers() { |
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168 TRACE_graal_1("GraalCompiler::print_timers"); |
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169 } |
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170 |
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171 BasicType GraalCompiler::kindToBasicType(jchar ch) { |
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172 switch(ch) { |
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173 case 'z': return T_BOOLEAN; |
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174 case 'b': return T_BYTE; |
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175 case 's': return T_SHORT; |
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176 case 'c': return T_CHAR; |
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177 case 'i': return T_INT; |
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178 case 'f': return T_FLOAT; |
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179 case 'j': return T_LONG; |
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180 case 'd': return T_DOUBLE; |
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181 case 'a': return T_OBJECT; |
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182 case 'r': return T_ADDRESS; |
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183 case '-': return T_ILLEGAL; |
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184 default: |
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185 fatal(err_msg("unexpected Kind: %c", ch)); |
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186 break; |
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187 } |
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188 return T_ILLEGAL; |
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189 } |