Mercurial > hg > graal-jvmci-8
annotate src/share/vm/c1x/c1x_Compiler.cpp @ 1449:8cfe3537a0d3
Pointer verification stub. Two loose oop fixes in C1X C++ part. Logging which methods have been compiled.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Thu, 11 Nov 2010 14:09:37 +0100 |
parents | 1b7acf75f900 |
children | 9b22e3e5df8e |
rev | line source |
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1 /* |
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2 * Copyright 2000-2010 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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20 * CA 95054 USA or visit www.sun.com if you need additional information or |
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21 * have any questions. |
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22 * |
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23 */ |
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24 |
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25 # include "incls/_precompiled.incl" |
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26 # include "incls/_c1x_Compiler.cpp.incl" |
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27 |
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28 C1XCompiler* C1XCompiler::_instance = NULL; |
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29 |
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30 C1XCompiler::C1XCompiler() { |
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31 _initialized = false; |
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32 assert(_instance == NULL, "only one instance allowed"); |
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33 _instance = this; |
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34 } |
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35 |
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36 // Initialization |
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37 void C1XCompiler::initialize() { |
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38 if (_initialized) return; |
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39 Thread* THREAD = Thread::current(); |
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40 _initialized = true; |
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41 TRACE_C1X_1("C1XCompiler::initialize"); |
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42 |
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43 JNIEnv *env = ((JavaThread *) Thread::current())->jni_environment(); |
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44 jclass klass = env->FindClass("com/sun/hotspot/c1x/VMEntriesNative"); |
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45 assert(klass != NULL, "c1x VMEntries class not found"); |
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46 env->RegisterNatives(klass, VMEntries_methods, VMEntries_methods_count()); |
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47 |
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48 check_pending_exception("Could not register natives"); |
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49 |
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50 c1x_compute_offsets(); |
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51 |
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52 { |
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53 VM_ENTRY_MARK; |
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54 HandleMark hm; |
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55 for (int i = 0; i < Arguments::num_c1x_args(); ++i) { |
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56 const char* arg = Arguments::c1x_args_array()[i]; |
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57 Handle option = java_lang_String::create_from_str(arg, THREAD); |
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58 bool result = VMExits::setOption(option); |
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59 if (!result) fatal("Invalid option for C1X!"); |
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60 } |
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61 } |
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62 } |
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63 |
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64 // Compilation entry point for methods |
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65 void C1XCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) { |
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66 initialize(); |
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67 VM_ENTRY_MARK; |
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68 ResourceMark rm; |
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69 HandleMark hm; |
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70 |
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71 VmIds::initializeObjects(); |
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72 |
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73 CompilerThread::current()->set_compiling(true); |
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74 methodOop method = (methodOop) target->get_oop(); |
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75 VMExits::compileMethod(VmIds::add<methodOop>(method), VmIds::toString<Handle>(method->name(), THREAD), entry_bci); |
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76 CompilerThread::current()->set_compiling(false); |
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77 |
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78 VmIds::cleanupLocalObjects(); |
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79 } |
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80 |
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81 // Print compilation timers and statistics |
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82 void C1XCompiler::print_timers() { |
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83 TRACE_C1X_1("C1XCompiler::print_timers"); |
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84 } |
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85 |
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86 oop C1XCompiler::get_RiType(ciType *type, klassOop accessor, TRAPS) { |
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87 if (type->is_loaded()) { |
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88 if (type->is_primitive_type()) { |
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89 return VMExits::createRiTypePrimitive((int) type->basic_type(), THREAD); |
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90 } |
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91 KlassHandle klass = (klassOop) type->get_oop(); |
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92 Handle name = VmIds::toString<Handle>(klass->name(), THREAD); |
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93 return createHotSpotTypeResolved(klass, name, CHECK_NULL); |
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94 } else { |
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95 symbolOop name = ((ciKlass *) type)->name()->get_symbolOop(); |
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96 return VMExits::createRiTypeUnresolved(VmIds::toString<Handle>(name, THREAD), VmIds::add<klassOop>(accessor), THREAD); |
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97 } |
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98 } |
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99 |
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100 oop C1XCompiler::get_RiField(ciField *field, klassOop accessor, TRAPS) { |
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101 Handle field_holder = get_RiType(field->holder(), accessor, CHECK_0); |
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102 Handle field_type = get_RiType(field->type(), accessor, CHECK_0); |
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103 Handle field_name = VmIds::toString<Handle>(field->name()->get_symbolOop(), CHECK_0); |
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104 int offset = field->holder()->is_loaded() ? field->offset() : -1; |
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105 |
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106 // TODO: implement caching |
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107 return VMExits::createRiField(field_holder, field_name, field_type, offset, THREAD); |
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108 } |
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109 |
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110 oop C1XCompiler::createHotSpotTypeResolved(KlassHandle klass, Handle name, TRAPS) { |
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111 instanceKlass::cast(HotSpotTypeResolved::klass())->initialize(CHECK_NULL); |
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112 oop obj = instanceKlass::cast(HotSpotTypeResolved::klass())->allocate_instance(CHECK_NULL); |
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113 |
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114 HotSpotTypeResolved::set_vmId(obj, VmIds::add(klass, VmIds::CLASS)); |
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115 HotSpotTypeResolved::set_javaMirrorVmId(obj, VmIds::add(klass->java_mirror(), VmIds::CONSTANT)); |
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116 HotSpotTypeResolved::set_name(obj, name()); |
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117 HotSpotTypeResolved::set_accessFlags(obj, klass->access_flags().as_int()); |
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118 HotSpotTypeResolved::set_isInterface(obj, klass->is_interface()); |
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119 HotSpotTypeResolved::set_isInstanceClass(obj, klass->oop_is_instance()); |
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120 |
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121 if (klass->oop_is_javaArray()) { |
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122 HotSpotTypeResolved::set_isArrayClass(obj, true); |
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123 HotSpotTypeResolved::set_componentType(obj, NULL); |
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124 } else { |
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125 HotSpotTypeResolved::set_isArrayClass(obj, false); |
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126 HotSpotTypeResolved::set_componentType(obj, NULL); |
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127 HotSpotTypeResolved::set_isInitialized(obj, instanceKlass::cast(klass())->is_initialized()); |
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128 HotSpotTypeResolved::set_instanceSize(obj, instanceKlass::cast(klass())->size_helper() * HeapWordSize); |
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129 HotSpotTypeResolved::set_hasFinalizer(obj, klass->has_finalizer()); |
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130 } |
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131 |
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132 // TODO replace these with correct values |
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133 HotSpotTypeResolved::set_hasSubclass(obj, false); |
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134 HotSpotTypeResolved::set_hasFinalizableSubclass(obj, false); |
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135 |
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136 return obj; |
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137 } |
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138 |
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139 BasicType C1XCompiler::kindToBasicType(jchar ch) { |
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140 switch(ch) { |
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141 case 'z': return T_BOOLEAN; |
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142 case 'b': return T_BYTE; |
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143 case 's': return T_SHORT; |
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144 case 'c': return T_CHAR; |
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145 case 'i': return T_INT; |
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146 case 'f': return T_FLOAT; |
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147 case 'l': return T_LONG; |
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148 case 'd': return T_DOUBLE; |
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149 case 'a': return T_OBJECT; |
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150 case '-': return T_ILLEGAL; |
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151 default: |
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152 fatal1("unexpected CiKind: %c", ch); |
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153 break; |
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154 } |
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155 } |
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156 |