Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 1 | // Copyright 2011 Google Inc. All Rights Reserved. |
| 2 | |
| 3 | #include "compiler.h" |
| 4 | |
Brian Carlstrom | 27ec961 | 2011-09-19 20:20:38 -0700 | [diff] [blame] | 5 | #include <sys/mman.h> |
| 6 | |
Brian Carlstrom | 2cc022b | 2011-08-25 10:05:39 -0700 | [diff] [blame] | 7 | #include "assembler.h" |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 8 | #include "class_linker.h" |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 9 | #include "class_loader.h" |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 10 | #include "dex_cache.h" |
Brian Carlstrom | 2cc022b | 2011-08-25 10:05:39 -0700 | [diff] [blame] | 11 | #include "jni_compiler.h" |
Brian Carlstrom | 9baa4ae | 2011-09-01 21:14:14 -0700 | [diff] [blame] | 12 | #include "jni_internal.h" |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 13 | #include "runtime.h" |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 14 | |
Brian Carlstrom | 1619286 | 2011-09-12 17:50:06 -0700 | [diff] [blame] | 15 | extern bool oatCompileMethod(const art::Compiler& compiler, art::Method*, art::InstructionSet); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 16 | |
| 17 | namespace art { |
| 18 | |
Shih-wei Liao | c486c11 | 2011-09-13 16:43:52 -0700 | [diff] [blame] | 19 | namespace arm { |
Ian Rogers | bdb0391 | 2011-09-14 00:55:44 -0700 | [diff] [blame] | 20 | ByteArray* CreateAbstractMethodErrorStub(); |
Shih-wei Liao | c486c11 | 2011-09-13 16:43:52 -0700 | [diff] [blame] | 21 | } |
| 22 | |
| 23 | namespace x86 { |
Ian Rogers | bdb0391 | 2011-09-14 00:55:44 -0700 | [diff] [blame] | 24 | ByteArray* CreateAbstractMethodErrorStub(); |
Shih-wei Liao | c486c11 | 2011-09-13 16:43:52 -0700 | [diff] [blame] | 25 | } |
| 26 | |
Brian Carlstrom | 1619286 | 2011-09-12 17:50:06 -0700 | [diff] [blame] | 27 | Compiler::Compiler(InstructionSet insns) : instruction_set_(insns), jni_compiler_(insns), |
| 28 | verbose_(false) { |
Brian Carlstrom | 25c3325 | 2011-09-18 15:58:35 -0700 | [diff] [blame] | 29 | CHECK(!Runtime::Current()->IsStarted()); |
Shih-wei Liao | c486c11 | 2011-09-13 16:43:52 -0700 | [diff] [blame] | 30 | if (insns == kArm || insns == kThumb2) { |
Ian Rogers | bdb0391 | 2011-09-14 00:55:44 -0700 | [diff] [blame] | 31 | abstract_method_error_stub_ = arm::CreateAbstractMethodErrorStub(); |
Shih-wei Liao | c486c11 | 2011-09-13 16:43:52 -0700 | [diff] [blame] | 32 | } else if (insns == kX86) { |
Ian Rogers | bdb0391 | 2011-09-14 00:55:44 -0700 | [diff] [blame] | 33 | abstract_method_error_stub_ = x86::CreateAbstractMethodErrorStub(); |
Shih-wei Liao | c486c11 | 2011-09-13 16:43:52 -0700 | [diff] [blame] | 34 | } |
| 35 | } |
| 36 | |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 37 | void Compiler::CompileAll(const ClassLoader* class_loader) { |
Brian Carlstrom | 25c3325 | 2011-09-18 15:58:35 -0700 | [diff] [blame] | 38 | DCHECK(!Runtime::Current()->IsStarted()); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 39 | Resolve(class_loader); |
jeffhao | 98eacac | 2011-09-14 16:11:53 -0700 | [diff] [blame] | 40 | Verify(class_loader); |
Brian Carlstrom | a5a97a2 | 2011-09-15 14:08:49 -0700 | [diff] [blame] | 41 | InitializeClassesWithoutClinit(class_loader); |
Brian Carlstrom | 83db772 | 2011-08-26 17:32:56 -0700 | [diff] [blame] | 42 | Compile(class_loader); |
Brian Carlstrom | 9cc262e | 2011-08-28 12:45:30 -0700 | [diff] [blame] | 43 | SetCodeAndDirectMethods(class_loader); |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 44 | } |
| 45 | |
| 46 | void Compiler::CompileOne(Method* method) { |
Brian Carlstrom | 25c3325 | 2011-09-18 15:58:35 -0700 | [diff] [blame] | 47 | DCHECK(!Runtime::Current()->IsStarted()); |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 48 | const ClassLoader* class_loader = method->GetDeclaringClass()->GetClassLoader(); |
| 49 | Resolve(class_loader); |
jeffhao | 98eacac | 2011-09-14 16:11:53 -0700 | [diff] [blame] | 50 | Verify(class_loader); |
Brian Carlstrom | a5a97a2 | 2011-09-15 14:08:49 -0700 | [diff] [blame] | 51 | InitializeClassesWithoutClinit(class_loader); |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 52 | CompileMethod(method); |
| 53 | SetCodeAndDirectMethods(class_loader); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 54 | } |
| 55 | |
| 56 | void Compiler::Resolve(const ClassLoader* class_loader) { |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 57 | const std::vector<const DexFile*>& class_path = ClassLoader::GetClassPath(class_loader); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 58 | for (size_t i = 0; i != class_path.size(); ++i) { |
| 59 | const DexFile* dex_file = class_path[i]; |
| 60 | CHECK(dex_file != NULL); |
| 61 | ResolveDexFile(class_loader, *dex_file); |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | void Compiler::ResolveDexFile(const ClassLoader* class_loader, const DexFile& dex_file) { |
| 66 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 67 | |
| 68 | // Strings are easy, they always are simply resolved to literals in the same file |
| 69 | DexCache* dex_cache = class_linker->FindDexCache(dex_file); |
Brian Carlstrom | ffca45d | 2011-09-16 12:10:49 -0700 | [diff] [blame] | 70 | for (size_t string_idx = 0; string_idx < dex_cache->NumStrings(); string_idx++) { |
| 71 | class_linker->ResolveString(dex_file, string_idx, dex_cache); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 72 | } |
| 73 | |
Brian Carlstrom | 845490b | 2011-09-19 15:56:53 -0700 | [diff] [blame] | 74 | // Class derived values are more complicated, they require the linker and loader. |
Brian Carlstrom | ffca45d | 2011-09-16 12:10:49 -0700 | [diff] [blame] | 75 | for (size_t type_idx = 0; type_idx < dex_cache->NumResolvedTypes(); type_idx++) { |
| 76 | Class* klass = class_linker->ResolveType(dex_file, type_idx, dex_cache, class_loader); |
Brian Carlstrom | 27ec961 | 2011-09-19 20:20:38 -0700 | [diff] [blame] | 77 | if (klass == NULL) { |
| 78 | Thread::Current()->ClearException(); |
| 79 | } |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 80 | } |
Brian Carlstrom | 845490b | 2011-09-19 15:56:53 -0700 | [diff] [blame] | 81 | |
| 82 | // Method and Field are the worst. We can't resolve without either |
| 83 | // context from the code use (to disambiguate virtual vs direct |
| 84 | // method and instance vs static field) or from class |
| 85 | // definitions. While the compiler will resolve what it can as it |
| 86 | // needs it, here we try to resolve fields and methods used in class |
| 87 | // definitions, since many of them many never be referenced by |
| 88 | // generated code. |
| 89 | for (size_t class_def_index = 0; class_def_index < dex_file.NumClassDefs(); class_def_index++) { |
| 90 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
| 91 | |
| 92 | // Note the class_data pointer advances through the headers, |
| 93 | // static fields, instance fields, direct methods, and virtual |
| 94 | // methods. |
| 95 | const byte* class_data = dex_file.GetClassData(class_def); |
| 96 | |
| 97 | DexFile::ClassDataHeader header = dex_file.ReadClassDataHeader(&class_data); |
| 98 | size_t num_static_fields = header.static_fields_size_; |
| 99 | size_t num_instance_fields = header.instance_fields_size_; |
| 100 | size_t num_direct_methods = header.direct_methods_size_; |
| 101 | size_t num_virtual_methods = header.virtual_methods_size_; |
| 102 | |
| 103 | if (num_static_fields != 0) { |
| 104 | uint32_t last_idx = 0; |
| 105 | for (size_t i = 0; i < num_static_fields; ++i) { |
| 106 | DexFile::Field dex_field; |
| 107 | dex_file.dexReadClassDataField(&class_data, &dex_field, &last_idx); |
Brian Carlstrom | 65ca077 | 2011-09-24 16:03:08 -0700 | [diff] [blame^] | 108 | Field* field = class_linker->ResolveField(dex_file, dex_field.field_idx_, dex_cache, |
| 109 | class_loader, true); |
| 110 | if (field == NULL) { |
| 111 | Thread* self = Thread::Current(); |
| 112 | CHECK(self->IsExceptionPending()); |
| 113 | self->ClearException(); |
| 114 | } |
Brian Carlstrom | 845490b | 2011-09-19 15:56:53 -0700 | [diff] [blame] | 115 | } |
Brian Carlstrom | 20cfffa | 2011-08-26 02:31:27 -0700 | [diff] [blame] | 116 | } |
Brian Carlstrom | 845490b | 2011-09-19 15:56:53 -0700 | [diff] [blame] | 117 | if (num_instance_fields != 0) { |
| 118 | uint32_t last_idx = 0; |
| 119 | for (size_t i = 0; i < num_instance_fields; ++i) { |
| 120 | DexFile::Field dex_field; |
| 121 | dex_file.dexReadClassDataField(&class_data, &dex_field, &last_idx); |
Brian Carlstrom | 65ca077 | 2011-09-24 16:03:08 -0700 | [diff] [blame^] | 122 | Field* field = class_linker->ResolveField(dex_file, dex_field.field_idx_, dex_cache, |
| 123 | class_loader, false); |
| 124 | if (field == NULL) { |
| 125 | Thread* self = Thread::Current(); |
| 126 | CHECK(self->IsExceptionPending()); |
| 127 | self->ClearException(); |
| 128 | } |
Brian Carlstrom | 845490b | 2011-09-19 15:56:53 -0700 | [diff] [blame] | 129 | } |
| 130 | } |
| 131 | if (num_direct_methods != 0) { |
| 132 | uint32_t last_idx = 0; |
| 133 | for (size_t i = 0; i < num_direct_methods; ++i) { |
| 134 | DexFile::Method dex_method; |
| 135 | dex_file.dexReadClassDataMethod(&class_data, &dex_method, &last_idx); |
Brian Carlstrom | 65ca077 | 2011-09-24 16:03:08 -0700 | [diff] [blame^] | 136 | Method* method = class_linker->ResolveMethod(dex_file, dex_method.method_idx_, dex_cache, |
| 137 | class_loader, true); |
| 138 | if (method == NULL) { |
| 139 | Thread* self = Thread::Current(); |
| 140 | CHECK(self->IsExceptionPending()); |
| 141 | self->ClearException(); |
| 142 | } |
Brian Carlstrom | 845490b | 2011-09-19 15:56:53 -0700 | [diff] [blame] | 143 | } |
| 144 | } |
| 145 | if (num_virtual_methods != 0) { |
| 146 | uint32_t last_idx = 0; |
| 147 | for (size_t i = 0; i < num_virtual_methods; ++i) { |
| 148 | DexFile::Method dex_method; |
| 149 | dex_file.dexReadClassDataMethod(&class_data, &dex_method, &last_idx); |
Brian Carlstrom | 65ca077 | 2011-09-24 16:03:08 -0700 | [diff] [blame^] | 150 | Method* method = class_linker->ResolveMethod(dex_file, dex_method.method_idx_, dex_cache, |
| 151 | class_loader, false); |
| 152 | if (method == NULL) { |
| 153 | Thread* self = Thread::Current(); |
| 154 | CHECK(self->IsExceptionPending()); |
| 155 | self->ClearException(); |
| 156 | } |
Brian Carlstrom | 845490b | 2011-09-19 15:56:53 -0700 | [diff] [blame] | 157 | } |
Brian Carlstrom | 20cfffa | 2011-08-26 02:31:27 -0700 | [diff] [blame] | 158 | } |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 159 | } |
| 160 | } |
| 161 | |
jeffhao | 98eacac | 2011-09-14 16:11:53 -0700 | [diff] [blame] | 162 | void Compiler::Verify(const ClassLoader* class_loader) { |
| 163 | const std::vector<const DexFile*>& class_path = ClassLoader::GetClassPath(class_loader); |
| 164 | for (size_t i = 0; i != class_path.size(); ++i) { |
| 165 | const DexFile* dex_file = class_path[i]; |
| 166 | CHECK(dex_file != NULL); |
| 167 | VerifyDexFile(class_loader, *dex_file); |
| 168 | } |
| 169 | } |
| 170 | |
| 171 | void Compiler::VerifyDexFile(const ClassLoader* class_loader, const DexFile& dex_file) { |
jeffhao | b4df514 | 2011-09-19 20:25:32 -0700 | [diff] [blame] | 172 | dex_file.ChangePermissions(PROT_READ | PROT_WRITE); |
jeffhao | 98eacac | 2011-09-14 16:11:53 -0700 | [diff] [blame] | 173 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
Brian Carlstrom | ffca45d | 2011-09-16 12:10:49 -0700 | [diff] [blame] | 174 | for (size_t class_def_index = 0; class_def_index < dex_file.NumClassDefs(); class_def_index++) { |
| 175 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
jeffhao | 98eacac | 2011-09-14 16:11:53 -0700 | [diff] [blame] | 176 | const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| 177 | Class* klass = class_linker->FindClass(descriptor, class_loader); |
Brian Carlstrom | 65ca077 | 2011-09-24 16:03:08 -0700 | [diff] [blame^] | 178 | if (klass == NULL) { |
| 179 | Thread* self = Thread::Current(); |
| 180 | CHECK(self->IsExceptionPending()); |
| 181 | self->ClearException(); |
| 182 | continue; |
| 183 | } |
| 184 | CHECK(klass->IsResolved()) << PrettyClass(klass); |
jeffhao | 98eacac | 2011-09-14 16:11:53 -0700 | [diff] [blame] | 185 | class_linker->VerifyClass(klass); |
Brian Carlstrom | 65ca077 | 2011-09-24 16:03:08 -0700 | [diff] [blame^] | 186 | CHECK(klass->IsVerified() || klass->IsErroneous()) << PrettyClass(klass); |
| 187 | //CHECK(!Thread::Current()->IsExceptionPending()); |
| 188 | if (klass->IsErroneous()) { |
| 189 | Thread* self = Thread::Current(); |
| 190 | if (self->IsExceptionPending()) { |
| 191 | UNIMPLEMENTED(WARNING) << "Verifier failed to cleanup exceptions internally"; |
| 192 | self->ClearException(); |
| 193 | } |
| 194 | } |
Brian Carlstrom | a5a97a2 | 2011-09-15 14:08:49 -0700 | [diff] [blame] | 195 | } |
jeffhao | b4df514 | 2011-09-19 20:25:32 -0700 | [diff] [blame] | 196 | dex_file.ChangePermissions(PROT_READ); |
Brian Carlstrom | a5a97a2 | 2011-09-15 14:08:49 -0700 | [diff] [blame] | 197 | } |
| 198 | |
| 199 | void Compiler::InitializeClassesWithoutClinit(const ClassLoader* class_loader) { |
| 200 | const std::vector<const DexFile*>& class_path = ClassLoader::GetClassPath(class_loader); |
| 201 | for (size_t i = 0; i != class_path.size(); ++i) { |
| 202 | const DexFile* dex_file = class_path[i]; |
| 203 | CHECK(dex_file != NULL); |
| 204 | InitializeClassesWithoutClinit(class_loader, *dex_file); |
| 205 | } |
| 206 | } |
| 207 | |
| 208 | void Compiler::InitializeClassesWithoutClinit(const ClassLoader* class_loader, const DexFile& dex_file) { |
| 209 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
Brian Carlstrom | ffca45d | 2011-09-16 12:10:49 -0700 | [diff] [blame] | 210 | for (size_t class_def_index = 0; class_def_index < dex_file.NumClassDefs(); class_def_index++) { |
| 211 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
Brian Carlstrom | a5a97a2 | 2011-09-15 14:08:49 -0700 | [diff] [blame] | 212 | const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| 213 | Class* klass = class_linker->FindClass(descriptor, class_loader); |
Brian Carlstrom | 27ec961 | 2011-09-19 20:20:38 -0700 | [diff] [blame] | 214 | if (klass != NULL) { |
| 215 | class_linker->EnsureInitialized(klass, false); |
| 216 | } |
| 217 | // clear any class not found or verification exceptions |
| 218 | Thread::Current()->ClearException(); |
Brian Carlstrom | ffca45d | 2011-09-16 12:10:49 -0700 | [diff] [blame] | 219 | } |
| 220 | |
| 221 | DexCache* dex_cache = class_linker->FindDexCache(dex_file); |
| 222 | for (size_t type_idx = 0; type_idx < dex_cache->NumResolvedTypes(); type_idx++) { |
| 223 | Class* klass = class_linker->ResolveType(dex_file, type_idx, dex_cache, class_loader); |
Brian Carlstrom | 27ec961 | 2011-09-19 20:20:38 -0700 | [diff] [blame] | 224 | if (klass == NULL) { |
| 225 | Thread::Current()->ClearException(); |
| 226 | } else if (klass->IsInitialized()) { |
Brian Carlstrom | ffca45d | 2011-09-16 12:10:49 -0700 | [diff] [blame] | 227 | dex_cache->GetInitializedStaticStorage()->Set(type_idx, klass); |
| 228 | } |
jeffhao | 98eacac | 2011-09-14 16:11:53 -0700 | [diff] [blame] | 229 | } |
| 230 | } |
| 231 | |
Brian Carlstrom | 83db772 | 2011-08-26 17:32:56 -0700 | [diff] [blame] | 232 | void Compiler::Compile(const ClassLoader* class_loader) { |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 233 | const std::vector<const DexFile*>& class_path = ClassLoader::GetClassPath(class_loader); |
Brian Carlstrom | 83db772 | 2011-08-26 17:32:56 -0700 | [diff] [blame] | 234 | for (size_t i = 0; i != class_path.size(); ++i) { |
| 235 | const DexFile* dex_file = class_path[i]; |
| 236 | CHECK(dex_file != NULL); |
| 237 | CompileDexFile(class_loader, *dex_file); |
| 238 | } |
| 239 | } |
| 240 | |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 241 | void Compiler::CompileDexFile(const ClassLoader* class_loader, const DexFile& dex_file) { |
| 242 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
Brian Carlstrom | ffca45d | 2011-09-16 12:10:49 -0700 | [diff] [blame] | 243 | for (size_t class_def_index = 0; class_def_index < dex_file.NumClassDefs(); class_def_index++) { |
| 244 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 245 | const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| 246 | Class* klass = class_linker->FindClass(descriptor, class_loader); |
Brian Carlstrom | 27ec961 | 2011-09-19 20:20:38 -0700 | [diff] [blame] | 247 | if (klass == NULL) { |
| 248 | // previous verification error will cause FindClass to throw |
| 249 | Thread* self = Thread::Current(); |
Brian Carlstrom | 65ca077 | 2011-09-24 16:03:08 -0700 | [diff] [blame^] | 250 | CHECK(self->IsExceptionPending()); |
Brian Carlstrom | 27ec961 | 2011-09-19 20:20:38 -0700 | [diff] [blame] | 251 | self->ClearException(); |
| 252 | } else { |
| 253 | CompileClass(klass); |
| 254 | } |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 255 | } |
| 256 | } |
| 257 | |
| 258 | void Compiler::CompileClass(Class* klass) { |
| 259 | for (size_t i = 0; i < klass->NumDirectMethods(); i++) { |
| 260 | CompileMethod(klass->GetDirectMethod(i)); |
| 261 | } |
| 262 | for (size_t i = 0; i < klass->NumVirtualMethods(); i++) { |
| 263 | CompileMethod(klass->GetVirtualMethod(i)); |
| 264 | } |
| 265 | } |
| 266 | |
Ian Rogers | 2c8f653 | 2011-09-02 17:16:34 -0700 | [diff] [blame] | 267 | namespace arm { |
| 268 | void ArmCreateInvokeStub(Method* method); |
Brian Carlstrom | 9baa4ae | 2011-09-01 21:14:14 -0700 | [diff] [blame] | 269 | } |
Ian Rogers | 2c8f653 | 2011-09-02 17:16:34 -0700 | [diff] [blame] | 270 | namespace x86 { |
| 271 | void X86CreateInvokeStub(Method* method); |
| 272 | } |
Brian Carlstrom | 9baa4ae | 2011-09-01 21:14:14 -0700 | [diff] [blame] | 273 | |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 274 | void Compiler::CompileMethod(Method* method) { |
Brian Carlstrom | 2cc022b | 2011-08-25 10:05:39 -0700 | [diff] [blame] | 275 | if (method->IsNative()) { |
Ian Rogers | 2c8f653 | 2011-09-02 17:16:34 -0700 | [diff] [blame] | 276 | jni_compiler_.Compile(method); |
Brian Carlstrom | 1619286 | 2011-09-12 17:50:06 -0700 | [diff] [blame] | 277 | // unregister will install the stub to lookup via dlsym |
Ian Rogers | bdb0391 | 2011-09-14 00:55:44 -0700 | [diff] [blame] | 278 | // TODO: this is only necessary for tests |
| 279 | if (!method->IsRegistered()) { |
| 280 | method->UnregisterNative(); |
| 281 | } |
Brian Carlstrom | 2cc022b | 2011-08-25 10:05:39 -0700 | [diff] [blame] | 282 | } else if (method->IsAbstract()) { |
Shih-wei Liao | c486c11 | 2011-09-13 16:43:52 -0700 | [diff] [blame] | 283 | DCHECK(abstract_method_error_stub_ != NULL); |
| 284 | if (instruction_set_ == kX86) { |
| 285 | method->SetCode(abstract_method_error_stub_, kX86); |
| 286 | } else { |
| 287 | CHECK(instruction_set_ == kArm || instruction_set_ == kThumb2); |
| 288 | method->SetCode(abstract_method_error_stub_, kArm); |
| 289 | } |
Brian Carlstrom | 2cc022b | 2011-08-25 10:05:39 -0700 | [diff] [blame] | 290 | } else { |
Brian Carlstrom | 1619286 | 2011-09-12 17:50:06 -0700 | [diff] [blame] | 291 | oatCompileMethod(*this, method, kThumb2); |
Brian Carlstrom | 2cc022b | 2011-08-25 10:05:39 -0700 | [diff] [blame] | 292 | } |
Shih-wei Liao | c486c11 | 2011-09-13 16:43:52 -0700 | [diff] [blame] | 293 | CHECK(method->GetCode() != NULL); |
Brian Carlstrom | 9baa4ae | 2011-09-01 21:14:14 -0700 | [diff] [blame] | 294 | |
Ian Rogers | 2c8f653 | 2011-09-02 17:16:34 -0700 | [diff] [blame] | 295 | if (instruction_set_ == kX86) { |
| 296 | art::x86::X86CreateInvokeStub(method); |
| 297 | } else { |
| 298 | CHECK(instruction_set_ == kArm || instruction_set_ == kThumb2); |
| 299 | // Generates invocation stub using ARM instruction set |
| 300 | art::arm::ArmCreateInvokeStub(method); |
| 301 | } |
Brian Carlstrom | 9baa4ae | 2011-09-01 21:14:14 -0700 | [diff] [blame] | 302 | CHECK(method->GetInvokeStub() != NULL); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 303 | } |
| 304 | |
Brian Carlstrom | 9cc262e | 2011-08-28 12:45:30 -0700 | [diff] [blame] | 305 | void Compiler::SetCodeAndDirectMethods(const ClassLoader* class_loader) { |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 306 | const std::vector<const DexFile*>& class_path = ClassLoader::GetClassPath(class_loader); |
Brian Carlstrom | 83db772 | 2011-08-26 17:32:56 -0700 | [diff] [blame] | 307 | for (size_t i = 0; i != class_path.size(); ++i) { |
| 308 | const DexFile* dex_file = class_path[i]; |
| 309 | CHECK(dex_file != NULL); |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 310 | SetCodeAndDirectMethodsDexFile(*dex_file); |
Brian Carlstrom | 83db772 | 2011-08-26 17:32:56 -0700 | [diff] [blame] | 311 | } |
| 312 | } |
| 313 | |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 314 | void Compiler::SetCodeAndDirectMethodsDexFile(const DexFile& dex_file) { |
Brian Carlstrom | 83db772 | 2011-08-26 17:32:56 -0700 | [diff] [blame] | 315 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 316 | DexCache* dex_cache = class_linker->FindDexCache(dex_file); |
Brian Carlstrom | 9cc262e | 2011-08-28 12:45:30 -0700 | [diff] [blame] | 317 | CodeAndDirectMethods* code_and_direct_methods = dex_cache->GetCodeAndDirectMethods(); |
Brian Carlstrom | 1caa2c2 | 2011-08-28 13:02:33 -0700 | [diff] [blame] | 318 | for (size_t i = 0; i < dex_cache->NumResolvedMethods(); i++) { |
Brian Carlstrom | 83db772 | 2011-08-26 17:32:56 -0700 | [diff] [blame] | 319 | Method* method = dex_cache->GetResolvedMethod(i); |
Brian Carlstrom | 9cc262e | 2011-08-28 12:45:30 -0700 | [diff] [blame] | 320 | if (method == NULL) { |
| 321 | code_and_direct_methods->SetResolvedDirectMethodTrampoline(i); |
| 322 | } else if (method->IsDirect()) { |
| 323 | code_and_direct_methods->SetResolvedDirectMethod(i, method); |
| 324 | } else { |
| 325 | // TODO: we currently leave the entry blank for resolved |
| 326 | // non-direct methods. we could put in an error stub. |
Brian Carlstrom | 83db772 | 2011-08-26 17:32:56 -0700 | [diff] [blame] | 327 | } |
| 328 | } |
| 329 | } |
| 330 | |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 331 | } // namespace art |