Mercurial > hg > graal-jvmci-8
annotate src/share/vm/graal/graalCompiler.cpp @ 3632:136ea96eb7f8
Remove the need for VmId (last usage was the constant pool).
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Mon, 14 Nov 2011 22:33:15 +0100 |
parents | 5e9645341ec3 |
children | 076542d505cd |
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 "graal/graalCompiler.hpp" |
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26 #include "graal/graalJavaAccess.hpp" |
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27 #include "graal/graalVMExits.hpp" |
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28 #include "graal/graalVMEntries.hpp" |
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29 #include "graal/graalVmIds.hpp" |
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30 #include "c1/c1_Runtime1.hpp" |
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31 #include "runtime/arguments.hpp" |
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32 |
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33 GraalCompiler* GraalCompiler::_instance = NULL; |
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34 |
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35 GraalCompiler::GraalCompiler() { |
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36 _initialized = false; |
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37 assert(_instance == NULL, "only one instance allowed"); |
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38 _instance = this; |
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39 } |
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40 |
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41 // Initialization |
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42 void GraalCompiler::initialize() { |
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43 if (_initialized) return; |
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44 _initialized = true; |
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45 CompilerThread* THREAD = CompilerThread::current(); |
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46 TRACE_graal_1("GraalCompiler::initialize"); |
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47 |
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48 VmIds::initializeObjects(); |
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49 |
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50 initialize_buffer_blob(); |
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51 Runtime1::initialize(THREAD->get_buffer_blob()); |
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52 |
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53 JNIEnv *env = ((JavaThread *) Thread::current())->jni_environment(); |
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54 jclass klass = env->FindClass("com/oracle/max/graal/hotspot/VMEntriesNative"); |
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55 if (klass == NULL) { |
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56 tty->print_cr("graal VMEntries class not found"); |
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57 vm_abort(false); |
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58 } |
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59 env->RegisterNatives(klass, VMEntries_methods, VMEntries_methods_count()); |
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60 |
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61 { |
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62 VM_ENTRY_MARK; |
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63 check_pending_exception("Could not register natives"); |
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64 } |
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65 |
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66 graal_compute_offsets(); |
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67 |
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68 { |
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69 VM_ENTRY_MARK; |
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70 HandleMark hm; |
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71 VMExits::initializeCompiler(); |
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72 VMExits::setDefaultOptions(); |
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73 for (int i = 0; i < Arguments::num_graal_args(); ++i) { |
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74 const char* arg = Arguments::graal_args_array()[i]; |
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75 Handle option = java_lang_String::create_from_str(arg, THREAD); |
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76 jboolean result = VMExits::setOption(option); |
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77 if (!result) { |
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78 tty->print_cr("Invalid option for graal!"); |
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79 vm_abort(false); |
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80 } |
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81 } |
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82 } |
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83 } |
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84 |
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85 void GraalCompiler::initialize_buffer_blob() { |
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86 |
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87 JavaThread* THREAD = JavaThread::current(); |
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88 if (THREAD->get_buffer_blob() == NULL) { |
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89 // setup CodeBuffer. Preallocate a BufferBlob of size |
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90 // NMethodSizeLimit plus some extra space for constants. |
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91 int code_buffer_size = Compilation::desired_max_code_buffer_size() + |
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92 Compilation::desired_max_constant_size(); |
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93 BufferBlob* blob = BufferBlob::create("graal temporary CodeBuffer", |
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94 code_buffer_size); |
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95 guarantee(blob != NULL, "must create code buffer"); |
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96 THREAD->set_buffer_blob(blob); |
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97 } |
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98 } |
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99 |
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100 // Compilation entry point for methods |
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101 void GraalCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) { |
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102 assert(_initialized, "must already be initialized"); |
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103 VM_ENTRY_MARK; |
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104 ResourceMark rm; |
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105 HandleMark hm; |
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106 |
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107 VmIds::initializeObjects(); |
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108 |
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109 TRACE_graal_2("GraalCompiler::compile_method"); |
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110 |
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111 CompilerThread::current()->set_compiling(true); |
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112 methodOop method = (methodOop) target->get_oop(); |
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113 Handle hotspot_method = GraalCompiler::createHotSpotMethodResolved(method, CHECK); |
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114 VMExits::compileMethod(hotspot_method, entry_bci); |
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115 CompilerThread::current()->set_compiling(false); |
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116 |
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117 TRACE_graal_2("GraalCompiler::compile_method exit"); |
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118 } |
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119 |
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120 void GraalCompiler::exit() { |
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121 if (_initialized) { |
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122 VMExits::shutdownCompiler(); |
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123 } |
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124 } |
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125 |
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126 // Print compilation timers and statistics |
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127 void GraalCompiler::print_timers() { |
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128 TRACE_graal_1("GraalCompiler::print_timers"); |
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129 } |
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130 |
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131 oop GraalCompiler::get_RiType(KlassHandle klass, KlassHandle accessor, TRAPS) { |
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132 if (klass->oop_is_instance_slow()) { |
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133 assert(instanceKlass::cast(klass())->is_initialized(), "unexpected unresolved klass"); |
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134 } else if (klass->oop_is_javaArray_slow()){ |
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135 } else { |
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136 klass()->print(); |
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137 assert(false, "unexpected klass"); |
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138 } |
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139 Handle name = VmIds::toString<Handle>(klass->name(), THREAD); |
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140 return createHotSpotTypeResolved(klass, name, CHECK_NULL); |
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141 } |
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142 |
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143 oop GraalCompiler::get_RiType(ciType *type, KlassHandle accessor, TRAPS) { |
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144 if (type->is_loaded()) { |
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145 if (type->is_primitive_type()) { |
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146 return VMExits::createRiTypePrimitive((int) type->basic_type(), THREAD); |
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147 } |
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148 KlassHandle klass = (klassOop) type->get_oop(); |
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149 Handle name = VmIds::toString<Handle>(klass->name(), THREAD); |
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150 return createHotSpotTypeResolved(klass, name, CHECK_NULL); |
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151 } else { |
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152 Symbol* name = ((ciKlass *) type)->name()->get_symbol(); |
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153 return VMExits::createRiTypeUnresolved(VmIds::toString<Handle>(name, THREAD), THREAD); |
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154 } |
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155 } |
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156 |
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157 oop GraalCompiler::get_RiField(ciField *field, ciInstanceKlass* accessor_klass, KlassHandle accessor, Bytecodes::Code byteCode, TRAPS) { |
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158 int offset; |
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159 if (byteCode != Bytecodes::_illegal) { |
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160 bool will_link = field->will_link_from_vm(accessor_klass, byteCode); |
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161 offset = (field->holder()->is_loaded() && will_link) ? field->offset() : -1; |
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162 } else { |
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163 offset = field->offset(); |
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164 } |
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165 Handle field_name = VmIds::toString<Handle>(field->name()->get_symbol(), CHECK_0); |
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166 Handle field_holder = get_RiType(field->holder(), accessor, CHECK_0); |
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167 Handle field_type = get_RiType(field->type(), accessor, CHECK_0); |
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168 int flags = field->flags().as_int(); |
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169 return VMExits::createRiField(field_holder, field_name, field_type, offset, flags, THREAD); |
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170 } |
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171 |
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172 oop GraalCompiler::createHotSpotTypeResolved(KlassHandle klass, Handle name, TRAPS) { |
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173 if (klass->graal_mirror() != NULL) { |
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174 return klass->graal_mirror(); |
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175 } |
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176 |
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177 instanceKlass::cast(HotSpotTypeResolved::klass())->initialize(CHECK_NULL); |
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178 Handle obj = instanceKlass::cast(HotSpotTypeResolved::klass())->allocate_instance(CHECK_NULL); |
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179 assert(obj() != NULL, "must succeed in allocating instance"); |
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180 |
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181 HotSpotTypeResolved::set_compiler(obj, VMExits::compilerInstance()()); |
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182 |
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183 if (klass->oop_is_instance()) { |
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184 instanceKlass* ik = (instanceKlass*)klass()->klass_part(); |
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185 Handle full_name = java_lang_String::create_from_str(ik->signature_name(), CHECK_NULL); |
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186 HotSpotType::set_name(obj, full_name()); |
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187 } else { |
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188 HotSpotType::set_name(obj, name()); |
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189 } |
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190 |
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191 HotSpotTypeResolved::set_javaMirror(obj, klass->java_mirror()); |
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192 HotSpotTypeResolved::set_simpleName(obj, name()); |
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193 HotSpotTypeResolved::set_accessFlags(obj, klass->access_flags().as_int()); |
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194 HotSpotTypeResolved::set_isInterface(obj, klass->is_interface()); |
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195 HotSpotTypeResolved::set_isInstanceClass(obj, klass->oop_is_instance()); |
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196 |
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197 if (klass->oop_is_javaArray()) { |
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198 HotSpotTypeResolved::set_isArrayClass(obj, true); |
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199 } else { |
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200 HotSpotTypeResolved::set_isArrayClass(obj, false); |
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201 HotSpotTypeResolved::set_instanceSize(obj, instanceKlass::cast(klass())->size_helper() * HeapWordSize); |
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202 HotSpotTypeResolved::set_hasFinalizer(obj, klass->has_finalizer()); |
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203 } |
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204 |
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205 // TODO replace these with correct values |
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206 HotSpotTypeResolved::set_hasSubclass(obj, false); |
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207 HotSpotTypeResolved::set_hasFinalizableSubclass(obj, false); |
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208 |
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209 klass->set_graal_mirror(obj()); |
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210 |
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211 return obj(); |
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212 } |
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213 |
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214 oop GraalCompiler::createHotSpotMethodResolved(methodHandle method, TRAPS) { |
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215 if (method->graal_mirror() != NULL) { |
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216 assert(method->graal_mirror()->is_a(HotSpotMethodResolved::klass()), "unexpected class..."); |
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217 return method->graal_mirror(); |
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218 } |
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219 |
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220 Handle name = VmIds::toString<Handle>(method->name(), CHECK_NULL); |
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221 |
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222 instanceKlass::cast(HotSpotMethodResolved::klass())->initialize(CHECK_NULL); |
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223 Handle obj = instanceKlass::cast(HotSpotMethodResolved::klass())->allocate_instance(CHECK_NULL); |
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224 assert(obj() != NULL, "must succeed in allocating instance"); |
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225 |
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226 HotSpotMethodResolved::set_compiler(obj, VMExits::compilerInstance()()); |
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227 // (tw) Cannot use reflection here, because the compiler thread could dead lock with the running application. |
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228 // oop reflected = getReflectedMethod(method(), CHECK_NULL); |
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229 HotSpotMethodResolved::set_javaMirror(obj, method()); |
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230 HotSpotMethodResolved::set_name(obj, name()); |
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231 |
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232 KlassHandle klass = method->method_holder(); |
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233 Handle holder_name = VmIds::toString<Handle>(klass->name(), CHECK_NULL); |
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234 oop holder = GraalCompiler::createHotSpotTypeResolved(klass, holder_name, CHECK_NULL); |
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235 HotSpotMethodResolved::set_holder(obj, holder); |
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236 |
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237 HotSpotMethodResolved::set_codeSize(obj, method->code_size()); |
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238 HotSpotMethodResolved::set_accessFlags(obj, method->access_flags().as_int()); |
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239 HotSpotMethodResolved::set_maxLocals(obj, method->max_locals()); |
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240 HotSpotMethodResolved::set_maxStackSize(obj, method->max_stack()); |
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241 |
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242 method->set_graal_mirror(obj()); |
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243 return obj(); |
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244 } |
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245 |
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246 BasicType GraalCompiler::kindToBasicType(jchar ch) { |
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247 switch(ch) { |
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248 case 'z': return T_BOOLEAN; |
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249 case 'b': return T_BYTE; |
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250 case 's': return T_SHORT; |
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251 case 'c': return T_CHAR; |
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252 case 'i': return T_INT; |
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253 case 'f': return T_FLOAT; |
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254 case 'j': return T_LONG; |
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255 case 'd': return T_DOUBLE; |
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256 case 'a': return T_OBJECT; |
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257 case 'r': return T_ADDRESS; |
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258 case '-': return T_ILLEGAL; |
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259 default: |
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260 fatal(err_msg("unexpected CiKind: %c", ch)); |
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261 break; |
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262 } |
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263 return T_ILLEGAL; |
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264 } |
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265 |
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266 void GraalCompiler::poll_java_queue() { |
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267 int system_dictionary_modification_counter; |
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268 { |
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269 MutexLocker locker(Compile_lock, Thread::current()); |
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270 system_dictionary_modification_counter = SystemDictionary::number_of_modifications(); |
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271 } |
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272 |
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273 { |
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274 ThreadToNativeFromVM ttn(JavaThread::current()); |
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275 ciEnv ci_env(NULL, system_dictionary_modification_counter); |
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276 { |
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277 VM_ENTRY_MARK; |
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278 ResourceMark rm; |
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279 HandleMark hm; |
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280 |
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281 VMExits::pollJavaQueue(); |
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282 } |
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283 } |
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284 } |