Mercurial > hg > truffle
comparison src/share/vm/graal/graalCompiler.cpp @ 2890:c23d45daff9b
Renamed cpp/hpp file directory.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 08 Jun 2011 13:40:25 +0200 |
parents | src/share/vm/c1x/graalCompiler.cpp@2fb867285938 |
children | 75a99b4f1c98 |
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2889:2fb867285938 | 2890:c23d45daff9b |
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1 /* | |
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 | |
24 #include "precompiled.hpp" | |
25 #include "c1x/c1x_Compiler.hpp" | |
26 #include "c1x/c1x_JavaAccess.hpp" | |
27 #include "c1x/c1x_VMExits.hpp" | |
28 #include "c1x/c1x_VMEntries.hpp" | |
29 #include "c1x/c1x_VmIds.hpp" | |
30 #include "c1/c1_Runtime1.hpp" | |
31 #include "runtime/arguments.hpp" | |
32 | |
33 C1XCompiler* C1XCompiler::_instance = NULL; | |
34 | |
35 C1XCompiler::C1XCompiler() { | |
36 _initialized = false; | |
37 assert(_instance == NULL, "only one instance allowed"); | |
38 _instance = this; | |
39 } | |
40 | |
41 // Initialization | |
42 void C1XCompiler::initialize() { | |
43 if (_initialized) return; | |
44 CompilerThread* THREAD = CompilerThread::current(); | |
45 _initialized = true; | |
46 TRACE_C1X_1("C1XCompiler::initialize"); | |
47 | |
48 VmIds::initializeObjects(); | |
49 | |
50 initialize_buffer_blob(); | |
51 Runtime1::initialize(THREAD->get_buffer_blob()); | |
52 | |
53 JNIEnv *env = ((JavaThread *) Thread::current())->jni_environment(); | |
54 jclass klass = env->FindClass("com/oracle/max/graal/runtime/VMEntriesNative"); | |
55 if (klass == NULL) { | |
56 tty->print_cr("c1x VMEntries class not found"); | |
57 vm_abort(false); | |
58 } | |
59 env->RegisterNatives(klass, VMEntries_methods, VMEntries_methods_count()); | |
60 | |
61 { | |
62 VM_ENTRY_MARK; | |
63 check_pending_exception("Could not register natives"); | |
64 } | |
65 | |
66 c1x_compute_offsets(); | |
67 | |
68 { | |
69 VM_ENTRY_MARK; | |
70 HandleMark hm; | |
71 VMExits::setDefaultOptions(); | |
72 for (int i = 0; i < Arguments::num_c1x_args(); ++i) { | |
73 const char* arg = Arguments::c1x_args_array()[i]; | |
74 Handle option = java_lang_String::create_from_str(arg, THREAD); | |
75 jboolean result = VMExits::setOption(option); | |
76 if (!result) { | |
77 tty->print_cr("Invalid option for C1X!"); | |
78 vm_abort(false); | |
79 } | |
80 } | |
81 | |
82 VMExits::initializeCompiler(); | |
83 } | |
84 } | |
85 | |
86 void C1XCompiler::initialize_buffer_blob() { | |
87 | |
88 CompilerThread* THREAD = CompilerThread::current(); | |
89 if (THREAD->get_buffer_blob() == NULL) { | |
90 // setup CodeBuffer. Preallocate a BufferBlob of size | |
91 // NMethodSizeLimit plus some extra space for constants. | |
92 int code_buffer_size = Compilation::desired_max_code_buffer_size() + | |
93 Compilation::desired_max_constant_size(); | |
94 BufferBlob* blob = BufferBlob::create("C1X temporary CodeBuffer", | |
95 code_buffer_size); | |
96 guarantee(blob != NULL, "must create code buffer"); | |
97 THREAD->set_buffer_blob(blob); | |
98 } | |
99 } | |
100 | |
101 // Compilation entry point for methods | |
102 void C1XCompiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci) { | |
103 initialize(); | |
104 VM_ENTRY_MARK; | |
105 ResourceMark rm; | |
106 HandleMark hm; | |
107 | |
108 initialize_buffer_blob(); | |
109 VmIds::initializeObjects(); | |
110 | |
111 TRACE_C1X_2("C1XCompiler::compile_method"); | |
112 | |
113 CompilerThread::current()->set_compiling(true); | |
114 methodOop method = (methodOop) target->get_oop(); | |
115 VMExits::compileMethod(VmIds::add<methodOop>(method), VmIds::toString<Handle>(method->name(), THREAD), entry_bci); | |
116 CompilerThread::current()->set_compiling(false); | |
117 | |
118 VmIds::cleanupLocalObjects(); | |
119 TRACE_C1X_2("C1XCompiler::compile_method exit"); | |
120 } | |
121 | |
122 // Print compilation timers and statistics | |
123 void C1XCompiler::print_timers() { | |
124 TRACE_C1X_1("C1XCompiler::print_timers"); | |
125 } | |
126 | |
127 oop C1XCompiler::get_RiType(ciType *type, KlassHandle accessor, TRAPS) { | |
128 if (type->is_loaded()) { | |
129 if (type->is_primitive_type()) { | |
130 return VMExits::createRiTypePrimitive((int) type->basic_type(), THREAD); | |
131 } | |
132 KlassHandle klass = (klassOop) type->get_oop(); | |
133 Handle name = VmIds::toString<Handle>(klass->name(), THREAD); | |
134 return createHotSpotTypeResolved(klass, name, CHECK_NULL); | |
135 } else { | |
136 Symbol* name = ((ciKlass *) type)->name()->get_symbol(); | |
137 return VMExits::createRiTypeUnresolved(VmIds::toString<Handle>(name, THREAD), THREAD); | |
138 } | |
139 } | |
140 | |
141 oop C1XCompiler::get_RiField(ciField *field, ciInstanceKlass* accessor_klass, KlassHandle accessor, Bytecodes::Code byteCode, TRAPS) { | |
142 bool will_link = field->will_link_from_vm(accessor_klass, byteCode); | |
143 int offset = (field->holder()->is_loaded() && will_link) ? field->offset() : -1; | |
144 Handle field_name = VmIds::toString<Handle>(field->name()->get_symbol(), CHECK_0); | |
145 Handle field_holder = get_RiType(field->holder(), accessor, CHECK_0); | |
146 Handle field_type = get_RiType(field->type(), accessor, CHECK_0); | |
147 int flags = field->flags().as_int(); | |
148 return VMExits::createRiField(field_holder, field_name, field_type, offset, flags, THREAD); | |
149 } | |
150 | |
151 oop C1XCompiler::createHotSpotTypeResolved(KlassHandle klass, Handle name, TRAPS) { | |
152 if (klass->c1x_mirror() != NULL) { | |
153 return klass->c1x_mirror(); | |
154 } | |
155 | |
156 instanceKlass::cast(HotSpotTypeResolved::klass())->initialize(CHECK_NULL); | |
157 Handle obj = instanceKlass::cast(HotSpotTypeResolved::klass())->allocate_instance(CHECK_NULL); | |
158 assert(obj() != NULL, "must succeed in allocating instance"); | |
159 | |
160 HotSpotTypeResolved::set_compiler(obj, VMExits::compilerInstance()()); | |
161 | |
162 if (klass->oop_is_instance()) { | |
163 instanceKlass* ik = (instanceKlass*)klass()->klass_part(); | |
164 Handle full_name = java_lang_String::create_from_str(ik->signature_name(), CHECK_NULL); | |
165 HotSpotType::set_name(obj, full_name()); | |
166 } else { | |
167 HotSpotType::set_name(obj, name()); | |
168 } | |
169 | |
170 HotSpotTypeResolved::set_javaMirror(obj, klass->java_mirror()); | |
171 HotSpotTypeResolved::set_simpleName(obj, name()); | |
172 HotSpotTypeResolved::set_accessFlags(obj, klass->access_flags().as_int()); | |
173 HotSpotTypeResolved::set_isInterface(obj, klass->is_interface()); | |
174 HotSpotTypeResolved::set_isInstanceClass(obj, klass->oop_is_instance()); | |
175 | |
176 if (klass->oop_is_javaArray()) { | |
177 HotSpotTypeResolved::set_isArrayClass(obj, true); | |
178 HotSpotTypeResolved::set_componentType(obj, NULL); | |
179 } else { | |
180 HotSpotTypeResolved::set_isArrayClass(obj, false); | |
181 HotSpotTypeResolved::set_componentType(obj, NULL); | |
182 HotSpotTypeResolved::set_isInitialized(obj, instanceKlass::cast(klass())->is_initialized()); | |
183 HotSpotTypeResolved::set_instanceSize(obj, instanceKlass::cast(klass())->size_helper() * HeapWordSize); | |
184 HotSpotTypeResolved::set_hasFinalizer(obj, klass->has_finalizer()); | |
185 } | |
186 | |
187 // TODO replace these with correct values | |
188 HotSpotTypeResolved::set_hasSubclass(obj, false); | |
189 HotSpotTypeResolved::set_hasFinalizableSubclass(obj, false); | |
190 | |
191 klass->set_c1x_mirror(obj()); | |
192 | |
193 return obj(); | |
194 } | |
195 | |
196 BasicType C1XCompiler::kindToBasicType(jchar ch) { | |
197 switch(ch) { | |
198 case 'z': return T_BOOLEAN; | |
199 case 'b': return T_BYTE; | |
200 case 's': return T_SHORT; | |
201 case 'c': return T_CHAR; | |
202 case 'i': return T_INT; | |
203 case 'f': return T_FLOAT; | |
204 case 'l': return T_LONG; | |
205 case 'd': return T_DOUBLE; | |
206 case 'a': return T_OBJECT; | |
207 case 'r': return T_ADDRESS; | |
208 case '-': return T_ILLEGAL; | |
209 default: | |
210 fatal(err_msg("unexpected CiKind: %c", ch)); | |
211 break; | |
212 } | |
213 return T_ILLEGAL; | |
214 } | |
215 |