Mercurial > hg > truffle
annotate src/share/vm/c1x/c1x_Compiler.cpp @ 1418:55ac38887415
modifications for linux: argument register layout, makefile
author | Lukas Stadler <lukas.stadler@jku.at> |
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date | Fri, 09 Jul 2010 16:33:03 -0700 |
parents | e1a275dbc8cd |
children | 6223633ce7dd |
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 |
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26 # include "incls/_precompiled.incl" |
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27 # include "incls/_c1x_Compiler.cpp.incl" |
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28 |
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29 |
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30 // Initialization |
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31 void C1XCompiler::initialize() { |
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32 if (_initialized) return; |
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33 _initialized = true; |
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34 TRACE_C1X_1("initialize"); |
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35 |
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36 JNIEnv *env = ((JavaThread *)Thread::current())->jni_environment(); |
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37 jclass klass = env->FindClass("com/sun/hotspot/c1x/VMEntries"); |
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38 assert(klass != NULL, "c1x VMEntries class not found"); |
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39 env->RegisterNatives(klass, VMEntries_methods, VMEntries_methods_count() ); |
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40 |
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41 if (Thread::current()->has_pending_exception()) { |
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42 |
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43 Thread::current()->pending_exception()->print(); |
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44 fatal("Could not register natives"); |
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45 } |
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46 } |
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47 |
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48 // Compilation entry point for methods |
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49 void C1XCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) { |
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50 |
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51 initialize(); |
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52 |
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53 VM_ENTRY_MARK; |
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54 |
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55 |
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56 ResourceMark rm; |
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57 //HandleMark hm; |
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58 |
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59 CompilerThread::current()->set_compiling(true); |
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60 oop rimethod = get_RiMethod(target); |
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61 VMExits::compileMethod(rimethod, entry_bci); |
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62 CompilerThread::current()->set_compiling(false); |
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63 } |
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64 |
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65 // Print compilation timers and statistics |
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66 void C1XCompiler::print_timers() { |
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67 TRACE_C1X_1("print_timers"); |
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68 } |
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69 |
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70 oop C1XCompiler::get_RiMethod(ciMethod *method) { |
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71 methodOop m = (methodOop)method->get_oop(); |
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72 return get_RiMethod(m); |
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73 } |
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74 |
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75 oop C1XCompiler::get_RiField(ciField *field) { |
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76 oop field_holder = get_RiType(field->holder()); |
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77 oop field_type = get_RiType(field->type()); |
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78 symbolOop field_name = field->name()->get_symbolOop(); |
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79 int offset = field->offset(); |
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80 |
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81 // TODO: implement caching |
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82 return VMExits::createRiField(field_holder, field_name, field_type, offset); |
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83 } |
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84 |
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85 oop C1XCompiler::get_RiMethod(methodOop m) { |
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86 // TODO: implement caching |
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87 return VMExits::createRiMethod(m); |
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88 } |
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89 |
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90 oop C1XCompiler::get_RiType(ciType *type) { |
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91 if (type->is_loaded()) { |
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92 if (type->is_primitive_type()) { |
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93 return VMExits::createRiTypePrimitive((int)type->basic_type()); |
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94 } |
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95 return get_RiType((klassOop)type->get_oop()); |
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96 } else { |
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97 return get_unresolved_RiType(((ciKlass *)type)->name()->get_symbolOop(), NULL); |
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98 } |
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99 } |
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100 |
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101 oop C1XCompiler::get_RiType(klassOop klass) { |
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102 // TODO: implement caching |
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103 return VMExits::createRiType(klass); |
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104 } |
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105 |
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106 oop C1XCompiler::get_RiConstantPool(constantPoolOop cp) { |
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107 // TODO: implement caching |
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108 return VMExits::createRiConstantPool(cp); |
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109 } |
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110 |
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111 oop C1XCompiler::get_RiType(symbolOop klass, klassOop accessingType) { |
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112 if (klass == vmSymbols::byte_signature()) { |
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113 return VMExits::createRiTypePrimitive((int)T_BYTE); |
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114 } else if (klass == vmSymbols::char_signature()) { |
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115 return VMExits::createRiTypePrimitive((int)T_CHAR); |
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116 } else if (klass == vmSymbols::double_signature()) { |
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117 return VMExits::createRiTypePrimitive((int)T_DOUBLE); |
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118 } else if (klass == vmSymbols::float_signature()) { |
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119 return VMExits::createRiTypePrimitive((int)T_FLOAT); |
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120 } else if (klass == vmSymbols::int_signature()) { |
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121 return VMExits::createRiTypePrimitive((int)T_INT); |
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122 } else if (klass == vmSymbols::long_signature()) { |
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123 return VMExits::createRiTypePrimitive((int)T_LONG); |
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124 } else if (klass == vmSymbols::bool_signature()) { |
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125 return VMExits::createRiTypePrimitive((int)T_BOOLEAN); |
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126 } |
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127 klassOop resolved_type = SystemDictionary::resolve_or_null(klass, accessingType->klass_part()->class_loader(), accessingType->klass_part()->protection_domain(), Thread::current()); |
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128 if (resolved_type != NULL) { |
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129 return get_RiType(resolved_type); |
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130 } else { |
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131 return get_unresolved_RiType(klass, accessingType); |
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132 } |
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133 } |
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134 |
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135 oop C1XCompiler::get_unresolved_RiType(symbolOop klass, klassOop accessingType) { |
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136 // TODO: implement caching |
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137 return VMExits::createRiTypeUnresolved(klass, accessingType); |
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138 } |