Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "compiler_driver.h" |
| 18 | |
| 19 | #include <vector> |
| 20 | |
| 21 | #include <unistd.h> |
| 22 | |
| 23 | #include "base/stl_util.h" |
| 24 | #include "base/timing_logger.h" |
| 25 | #include "class_linker.h" |
| 26 | #include "dex_compilation_unit.h" |
| 27 | #include "dex_file-inl.h" |
| 28 | #include "jni_internal.h" |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 29 | #include "object_utils.h" |
| 30 | #include "runtime.h" |
| 31 | #include "gc/accounting/card_table-inl.h" |
| 32 | #include "gc/accounting/heap_bitmap.h" |
| 33 | #include "gc/space/space.h" |
| 34 | #include "mirror/class_loader.h" |
| 35 | #include "mirror/class-inl.h" |
| 36 | #include "mirror/dex_cache-inl.h" |
| 37 | #include "mirror/field-inl.h" |
| 38 | #include "mirror/abstract_method-inl.h" |
| 39 | #include "mirror/object-inl.h" |
| 40 | #include "mirror/object_array-inl.h" |
| 41 | #include "mirror/throwable.h" |
| 42 | #include "scoped_thread_state_change.h" |
| 43 | #include "ScopedLocalRef.h" |
| 44 | #include "stubs/stubs.h" |
| 45 | #include "thread.h" |
| 46 | #include "thread_pool.h" |
| 47 | #include "verifier/method_verifier.h" |
| 48 | |
| 49 | #if defined(ART_USE_PORTABLE_COMPILER) |
| 50 | #include "elf_writer_mclinker.h" |
| 51 | #else |
| 52 | #include "elf_writer_quick.h" |
| 53 | #endif |
| 54 | |
| 55 | namespace art { |
| 56 | |
| 57 | static double Percentage(size_t x, size_t y) { |
| 58 | return 100.0 * (static_cast<double>(x)) / (static_cast<double>(x + y)); |
| 59 | } |
| 60 | |
| 61 | static void DumpStat(size_t x, size_t y, const char* str) { |
| 62 | if (x == 0 && y == 0) { |
| 63 | return; |
| 64 | } |
| 65 | LOG(INFO) << Percentage(x, y) << "% of " << str << " for " << (x + y) << " cases"; |
| 66 | } |
| 67 | |
| 68 | class AOTCompilationStats { |
| 69 | public: |
| 70 | AOTCompilationStats() |
| 71 | : stats_lock_("AOT compilation statistics lock"), |
| 72 | types_in_dex_cache_(0), types_not_in_dex_cache_(0), |
| 73 | strings_in_dex_cache_(0), strings_not_in_dex_cache_(0), |
| 74 | resolved_types_(0), unresolved_types_(0), |
| 75 | resolved_instance_fields_(0), unresolved_instance_fields_(0), |
| 76 | resolved_local_static_fields_(0), resolved_static_fields_(0), unresolved_static_fields_(0), |
| 77 | type_based_devirtualization_(0), |
| 78 | safe_casts_(0), not_safe_casts_(0) { |
| 79 | for (size_t i = 0; i <= kMaxInvokeType; i++) { |
| 80 | resolved_methods_[i] = 0; |
| 81 | unresolved_methods_[i] = 0; |
| 82 | virtual_made_direct_[i] = 0; |
| 83 | direct_calls_to_boot_[i] = 0; |
| 84 | direct_methods_to_boot_[i] = 0; |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | void Dump() { |
| 89 | DumpStat(types_in_dex_cache_, types_not_in_dex_cache_, "types known to be in dex cache"); |
| 90 | DumpStat(strings_in_dex_cache_, strings_not_in_dex_cache_, "strings known to be in dex cache"); |
| 91 | DumpStat(resolved_types_, unresolved_types_, "types resolved"); |
| 92 | DumpStat(resolved_instance_fields_, unresolved_instance_fields_, "instance fields resolved"); |
| 93 | DumpStat(resolved_local_static_fields_ + resolved_static_fields_, unresolved_static_fields_, |
| 94 | "static fields resolved"); |
| 95 | DumpStat(resolved_local_static_fields_, resolved_static_fields_ + unresolved_static_fields_, |
| 96 | "static fields local to a class"); |
| 97 | DumpStat(safe_casts_, not_safe_casts_, "check-casts removed based on type information"); |
| 98 | // Note, the code below subtracts the stat value so that when added to the stat value we have |
| 99 | // 100% of samples. TODO: clean this up. |
| 100 | DumpStat(type_based_devirtualization_, |
| 101 | resolved_methods_[kVirtual] + unresolved_methods_[kVirtual] + |
| 102 | resolved_methods_[kInterface] + unresolved_methods_[kInterface] - |
| 103 | type_based_devirtualization_, |
| 104 | "virtual/interface calls made direct based on type information"); |
| 105 | |
| 106 | for (size_t i = 0; i <= kMaxInvokeType; i++) { |
| 107 | std::ostringstream oss; |
| 108 | oss << static_cast<InvokeType>(i) << " methods were AOT resolved"; |
| 109 | DumpStat(resolved_methods_[i], unresolved_methods_[i], oss.str().c_str()); |
| 110 | if (virtual_made_direct_[i] > 0) { |
| 111 | std::ostringstream oss2; |
| 112 | oss2 << static_cast<InvokeType>(i) << " methods made direct"; |
| 113 | DumpStat(virtual_made_direct_[i], |
| 114 | resolved_methods_[i] + unresolved_methods_[i] - virtual_made_direct_[i], |
| 115 | oss2.str().c_str()); |
| 116 | } |
| 117 | if (direct_calls_to_boot_[i] > 0) { |
| 118 | std::ostringstream oss2; |
| 119 | oss2 << static_cast<InvokeType>(i) << " method calls are direct into boot"; |
| 120 | DumpStat(direct_calls_to_boot_[i], |
| 121 | resolved_methods_[i] + unresolved_methods_[i] - direct_calls_to_boot_[i], |
| 122 | oss2.str().c_str()); |
| 123 | } |
| 124 | if (direct_methods_to_boot_[i] > 0) { |
| 125 | std::ostringstream oss2; |
| 126 | oss2 << static_cast<InvokeType>(i) << " method calls have methods in boot"; |
| 127 | DumpStat(direct_methods_to_boot_[i], |
| 128 | resolved_methods_[i] + unresolved_methods_[i] - direct_methods_to_boot_[i], |
| 129 | oss2.str().c_str()); |
| 130 | } |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | // Allow lossy statistics in non-debug builds. |
| 135 | #ifndef NDEBUG |
| 136 | #define STATS_LOCK() MutexLock mu(Thread::Current(), stats_lock_) |
| 137 | #else |
| 138 | #define STATS_LOCK() |
| 139 | #endif |
| 140 | |
| 141 | void TypeInDexCache() { |
| 142 | STATS_LOCK(); |
| 143 | types_in_dex_cache_++; |
| 144 | } |
| 145 | |
| 146 | void TypeNotInDexCache() { |
| 147 | STATS_LOCK(); |
| 148 | types_not_in_dex_cache_++; |
| 149 | } |
| 150 | |
| 151 | void StringInDexCache() { |
| 152 | STATS_LOCK(); |
| 153 | strings_in_dex_cache_++; |
| 154 | } |
| 155 | |
| 156 | void StringNotInDexCache() { |
| 157 | STATS_LOCK(); |
| 158 | strings_not_in_dex_cache_++; |
| 159 | } |
| 160 | |
| 161 | void TypeDoesntNeedAccessCheck() { |
| 162 | STATS_LOCK(); |
| 163 | resolved_types_++; |
| 164 | } |
| 165 | |
| 166 | void TypeNeedsAccessCheck() { |
| 167 | STATS_LOCK(); |
| 168 | unresolved_types_++; |
| 169 | } |
| 170 | |
| 171 | void ResolvedInstanceField() { |
| 172 | STATS_LOCK(); |
| 173 | resolved_instance_fields_++; |
| 174 | } |
| 175 | |
| 176 | void UnresolvedInstanceField() { |
| 177 | STATS_LOCK(); |
| 178 | unresolved_instance_fields_++; |
| 179 | } |
| 180 | |
| 181 | void ResolvedLocalStaticField() { |
| 182 | STATS_LOCK(); |
| 183 | resolved_local_static_fields_++; |
| 184 | } |
| 185 | |
| 186 | void ResolvedStaticField() { |
| 187 | STATS_LOCK(); |
| 188 | resolved_static_fields_++; |
| 189 | } |
| 190 | |
| 191 | void UnresolvedStaticField() { |
| 192 | STATS_LOCK(); |
| 193 | unresolved_static_fields_++; |
| 194 | } |
| 195 | |
| 196 | // Indicate that type information from the verifier led to devirtualization. |
| 197 | void PreciseTypeDevirtualization() { |
| 198 | STATS_LOCK(); |
| 199 | type_based_devirtualization_++; |
| 200 | } |
| 201 | |
| 202 | // Indicate that a method of the given type was resolved at compile time. |
| 203 | void ResolvedMethod(InvokeType type) { |
| 204 | DCHECK_LE(type, kMaxInvokeType); |
| 205 | STATS_LOCK(); |
| 206 | resolved_methods_[type]++; |
| 207 | } |
| 208 | |
| 209 | // Indicate that a method of the given type was unresolved at compile time as it was in an |
| 210 | // unknown dex file. |
| 211 | void UnresolvedMethod(InvokeType type) { |
| 212 | DCHECK_LE(type, kMaxInvokeType); |
| 213 | STATS_LOCK(); |
| 214 | unresolved_methods_[type]++; |
| 215 | } |
| 216 | |
| 217 | // Indicate that a type of virtual method dispatch has been converted into a direct method |
| 218 | // dispatch. |
| 219 | void VirtualMadeDirect(InvokeType type) { |
| 220 | DCHECK(type == kVirtual || type == kInterface || type == kSuper); |
| 221 | STATS_LOCK(); |
| 222 | virtual_made_direct_[type]++; |
| 223 | } |
| 224 | |
| 225 | // Indicate that a method of the given type was able to call directly into boot. |
| 226 | void DirectCallsToBoot(InvokeType type) { |
| 227 | DCHECK_LE(type, kMaxInvokeType); |
| 228 | STATS_LOCK(); |
| 229 | direct_calls_to_boot_[type]++; |
| 230 | } |
| 231 | |
| 232 | // Indicate that a method of the given type was able to be resolved directly from boot. |
| 233 | void DirectMethodsToBoot(InvokeType type) { |
| 234 | DCHECK_LE(type, kMaxInvokeType); |
| 235 | STATS_LOCK(); |
| 236 | direct_methods_to_boot_[type]++; |
| 237 | } |
| 238 | |
| 239 | // A check-cast could be eliminated due to verifier type analysis. |
| 240 | void SafeCast() { |
| 241 | STATS_LOCK(); |
| 242 | safe_casts_++; |
| 243 | } |
| 244 | |
| 245 | // A check-cast couldn't be eliminated due to verifier type analysis. |
| 246 | void NotASafeCast() { |
| 247 | STATS_LOCK(); |
| 248 | not_safe_casts_++; |
| 249 | } |
| 250 | |
| 251 | private: |
| 252 | Mutex stats_lock_; |
| 253 | |
| 254 | size_t types_in_dex_cache_; |
| 255 | size_t types_not_in_dex_cache_; |
| 256 | |
| 257 | size_t strings_in_dex_cache_; |
| 258 | size_t strings_not_in_dex_cache_; |
| 259 | |
| 260 | size_t resolved_types_; |
| 261 | size_t unresolved_types_; |
| 262 | |
| 263 | size_t resolved_instance_fields_; |
| 264 | size_t unresolved_instance_fields_; |
| 265 | |
| 266 | size_t resolved_local_static_fields_; |
| 267 | size_t resolved_static_fields_; |
| 268 | size_t unresolved_static_fields_; |
| 269 | // Type based devirtualization for invoke interface and virtual. |
| 270 | size_t type_based_devirtualization_; |
| 271 | |
| 272 | size_t resolved_methods_[kMaxInvokeType + 1]; |
| 273 | size_t unresolved_methods_[kMaxInvokeType + 1]; |
| 274 | size_t virtual_made_direct_[kMaxInvokeType + 1]; |
| 275 | size_t direct_calls_to_boot_[kMaxInvokeType + 1]; |
| 276 | size_t direct_methods_to_boot_[kMaxInvokeType + 1]; |
| 277 | |
| 278 | size_t safe_casts_; |
| 279 | size_t not_safe_casts_; |
| 280 | |
| 281 | DISALLOW_COPY_AND_ASSIGN(AOTCompilationStats); |
| 282 | }; |
| 283 | |
| 284 | extern "C" void ArtInitCompilerContext(art::CompilerDriver& driver); |
| 285 | extern "C" void ArtInitQuickCompilerContext(art::CompilerDriver& compiler); |
| 286 | |
| 287 | extern "C" void ArtUnInitCompilerContext(art::CompilerDriver& driver); |
| 288 | extern "C" void ArtUnInitQuickCompilerContext(art::CompilerDriver& compiler); |
| 289 | |
| 290 | extern "C" art::CompiledMethod* ArtCompileMethod(art::CompilerDriver& driver, |
| 291 | const art::DexFile::CodeItem* code_item, |
| 292 | uint32_t access_flags, |
| 293 | art::InvokeType invoke_type, |
| 294 | uint32_t class_def_idx, |
| 295 | uint32_t method_idx, |
| 296 | jobject class_loader, |
| 297 | const art::DexFile& dex_file); |
| 298 | extern "C" art::CompiledMethod* ArtQuickCompileMethod(art::CompilerDriver& compiler, |
| 299 | const art::DexFile::CodeItem* code_item, |
| 300 | uint32_t access_flags, |
| 301 | art::InvokeType invoke_type, |
| 302 | uint32_t class_def_idx, |
| 303 | uint32_t method_idx, |
| 304 | jobject class_loader, |
| 305 | const art::DexFile& dex_file); |
| 306 | |
| 307 | extern "C" art::CompiledMethod* ArtCompileDEX(art::CompilerDriver& compiler, |
| 308 | const art::DexFile::CodeItem* code_item, |
| 309 | uint32_t access_flags, |
| 310 | art::InvokeType invoke_type, |
| 311 | uint32_t class_def_idx, |
| 312 | uint32_t method_idx, |
| 313 | jobject class_loader, |
| 314 | const art::DexFile& dex_file); |
| 315 | |
| 316 | extern "C" art::CompiledMethod* SeaIrCompileMethod(art::CompilerDriver& compiler, |
| 317 | const art::DexFile::CodeItem* code_item, |
| 318 | uint32_t access_flags, |
| 319 | art::InvokeType invoke_type, |
| 320 | uint32_t class_def_idx, |
| 321 | uint32_t method_idx, |
| 322 | jobject class_loader, |
| 323 | const art::DexFile& dex_file); |
| 324 | |
| 325 | extern "C" art::CompiledMethod* ArtLLVMJniCompileMethod(art::CompilerDriver& driver, |
| 326 | uint32_t access_flags, uint32_t method_idx, |
| 327 | const art::DexFile& dex_file); |
| 328 | |
| 329 | extern "C" art::CompiledMethod* ArtQuickJniCompileMethod(art::CompilerDriver& compiler, |
| 330 | uint32_t access_flags, uint32_t method_idx, |
| 331 | const art::DexFile& dex_file); |
| 332 | |
| 333 | extern "C" void compilerLLVMSetBitcodeFileName(art::CompilerDriver& driver, |
| 334 | std::string const& filename); |
| 335 | |
| 336 | CompilerDriver::CompilerDriver(CompilerBackend compiler_backend, InstructionSet instruction_set, |
| 337 | bool image, DescriptorSet* image_classes, |
Brian Carlstrom | 4560248 | 2013-07-21 22:07:55 -0700 | [diff] [blame] | 338 | size_t thread_count, bool dump_stats) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 339 | : compiler_backend_(compiler_backend), |
| 340 | instruction_set_(instruction_set), |
| 341 | freezing_constructor_lock_("freezing constructor lock"), |
| 342 | compiled_classes_lock_("compiled classes lock"), |
| 343 | compiled_methods_lock_("compiled method lock"), |
| 344 | image_(image), |
| 345 | image_classes_(image_classes), |
| 346 | thread_count_(thread_count), |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 347 | start_ns_(0), |
| 348 | stats_(new AOTCompilationStats), |
| 349 | dump_stats_(dump_stats), |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 350 | compiler_library_(NULL), |
| 351 | compiler_(NULL), |
| 352 | compiler_context_(NULL), |
| 353 | jni_compiler_(NULL), |
| 354 | compiler_enable_auto_elf_loading_(NULL), |
| 355 | compiler_get_method_code_addr_(NULL), |
Brian Carlstrom | 2ce745c | 2013-07-17 17:44:30 -0700 | [diff] [blame] | 356 | support_boot_image_fixup_(true) { |
| 357 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 358 | CHECK_PTHREAD_CALL(pthread_key_create, (&tls_key_, NULL), "compiler tls key"); |
| 359 | |
| 360 | // TODO: more work needed to combine initializations and allow per-method backend selection |
| 361 | typedef void (*InitCompilerContextFn)(CompilerDriver&); |
| 362 | InitCompilerContextFn init_compiler_context; |
Brian Carlstrom | 2ce745c | 2013-07-17 17:44:30 -0700 | [diff] [blame] | 363 | if (compiler_backend_ == kPortable) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 364 | // Initialize compiler_context_ |
| 365 | init_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtInitCompilerContext); |
| 366 | compiler_ = reinterpret_cast<CompilerFn>(ArtCompileMethod); |
| 367 | } else { |
| 368 | init_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtInitQuickCompilerContext); |
| 369 | compiler_ = reinterpret_cast<CompilerFn>(ArtQuickCompileMethod); |
| 370 | } |
| 371 | |
| 372 | dex_to_dex_compiler_ = reinterpret_cast<CompilerFn>(ArtCompileDEX); |
| 373 | |
| 374 | #ifdef ART_SEA_IR_MODE |
| 375 | sea_ir_compiler_ = NULL; |
| 376 | if (Runtime::Current()->IsSeaIRMode()) { |
| 377 | sea_ir_compiler_ = reinterpret_cast<CompilerFn>(SeaIrCompileMethod); |
| 378 | } |
| 379 | #endif |
| 380 | |
| 381 | init_compiler_context(*this); |
| 382 | |
| 383 | if (compiler_backend_ == kPortable) { |
| 384 | jni_compiler_ = reinterpret_cast<JniCompilerFn>(ArtLLVMJniCompileMethod); |
| 385 | } else { |
| 386 | jni_compiler_ = reinterpret_cast<JniCompilerFn>(ArtQuickJniCompileMethod); |
| 387 | } |
| 388 | |
| 389 | CHECK(!Runtime::Current()->IsStarted()); |
| 390 | if (!image_) { |
| 391 | CHECK(image_classes_.get() == NULL); |
| 392 | } |
| 393 | } |
| 394 | |
| 395 | CompilerDriver::~CompilerDriver() { |
| 396 | Thread* self = Thread::Current(); |
| 397 | { |
| 398 | MutexLock mu(self, compiled_classes_lock_); |
| 399 | STLDeleteValues(&compiled_classes_); |
| 400 | } |
| 401 | { |
| 402 | MutexLock mu(self, compiled_methods_lock_); |
| 403 | STLDeleteValues(&compiled_methods_); |
| 404 | } |
| 405 | { |
| 406 | MutexLock mu(self, compiled_methods_lock_); |
| 407 | STLDeleteElements(&code_to_patch_); |
| 408 | } |
| 409 | { |
| 410 | MutexLock mu(self, compiled_methods_lock_); |
| 411 | STLDeleteElements(&methods_to_patch_); |
| 412 | } |
| 413 | CHECK_PTHREAD_CALL(pthread_key_delete, (tls_key_), "delete tls key"); |
| 414 | typedef void (*UninitCompilerContextFn)(CompilerDriver&); |
| 415 | UninitCompilerContextFn uninit_compiler_context; |
| 416 | // Uninitialize compiler_context_ |
| 417 | // TODO: rework to combine initialization/uninitialization |
| 418 | if (compiler_backend_ == kPortable) { |
| 419 | uninit_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtUnInitCompilerContext); |
| 420 | } else { |
| 421 | uninit_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtUnInitQuickCompilerContext); |
| 422 | } |
| 423 | uninit_compiler_context(*this); |
| 424 | } |
| 425 | |
| 426 | CompilerTls* CompilerDriver::GetTls() { |
| 427 | // Lazily create thread-local storage |
| 428 | CompilerTls* res = static_cast<CompilerTls*>(pthread_getspecific(tls_key_)); |
| 429 | if (res == NULL) { |
| 430 | res = new CompilerTls(); |
| 431 | CHECK_PTHREAD_CALL(pthread_setspecific, (tls_key_, res), "compiler tls"); |
| 432 | } |
| 433 | return res; |
| 434 | } |
| 435 | |
| 436 | const std::vector<uint8_t>* CompilerDriver::CreatePortableResolutionTrampoline() const { |
| 437 | switch (instruction_set_) { |
| 438 | case kArm: |
| 439 | case kThumb2: |
| 440 | return arm::CreatePortableResolutionTrampoline(); |
| 441 | case kMips: |
| 442 | return mips::CreatePortableResolutionTrampoline(); |
| 443 | case kX86: |
| 444 | return x86::CreatePortableResolutionTrampoline(); |
| 445 | default: |
| 446 | LOG(FATAL) << "Unknown InstructionSet: " << instruction_set_; |
| 447 | return NULL; |
| 448 | } |
| 449 | } |
| 450 | |
| 451 | const std::vector<uint8_t>* CompilerDriver::CreateQuickResolutionTrampoline() const { |
| 452 | switch (instruction_set_) { |
| 453 | case kArm: |
| 454 | case kThumb2: |
| 455 | return arm::CreateQuickResolutionTrampoline(); |
| 456 | case kMips: |
| 457 | return mips::CreateQuickResolutionTrampoline(); |
| 458 | case kX86: |
| 459 | return x86::CreateQuickResolutionTrampoline(); |
| 460 | default: |
| 461 | LOG(FATAL) << "Unknown InstructionSet: " << instruction_set_; |
| 462 | return NULL; |
| 463 | } |
| 464 | } |
| 465 | |
| 466 | const std::vector<uint8_t>* CompilerDriver::CreateInterpreterToInterpreterEntry() const { |
| 467 | switch (instruction_set_) { |
| 468 | case kArm: |
| 469 | case kThumb2: |
| 470 | return arm::CreateInterpreterToInterpreterEntry(); |
| 471 | case kMips: |
| 472 | return mips::CreateInterpreterToInterpreterEntry(); |
| 473 | case kX86: |
| 474 | return x86::CreateInterpreterToInterpreterEntry(); |
| 475 | default: |
| 476 | LOG(FATAL) << "Unknown InstructionSet: " << instruction_set_; |
| 477 | return NULL; |
| 478 | } |
| 479 | } |
| 480 | |
| 481 | const std::vector<uint8_t>* CompilerDriver::CreateInterpreterToQuickEntry() const { |
| 482 | switch (instruction_set_) { |
| 483 | case kArm: |
| 484 | case kThumb2: |
| 485 | return arm::CreateInterpreterToQuickEntry(); |
| 486 | case kMips: |
| 487 | return mips::CreateInterpreterToQuickEntry(); |
| 488 | case kX86: |
| 489 | return x86::CreateInterpreterToQuickEntry(); |
| 490 | default: |
| 491 | LOG(FATAL) << "Unknown InstructionSet: " << instruction_set_; |
| 492 | return NULL; |
| 493 | } |
| 494 | } |
| 495 | |
| 496 | void CompilerDriver::CompileAll(jobject class_loader, |
Brian Carlstrom | 4560248 | 2013-07-21 22:07:55 -0700 | [diff] [blame] | 497 | const std::vector<const DexFile*>& dex_files, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 498 | base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 499 | DCHECK(!Runtime::Current()->IsStarted()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 500 | UniquePtr<ThreadPool> thread_pool(new ThreadPool(thread_count_)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 501 | PreCompile(class_loader, dex_files, *thread_pool.get(), timings); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 502 | Compile(class_loader, dex_files, *thread_pool.get(), timings); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 503 | if (dump_stats_) { |
| 504 | stats_->Dump(); |
| 505 | } |
| 506 | } |
| 507 | |
| 508 | static bool IsDexToDexCompilationAllowed(mirror::ClassLoader* class_loader, |
| 509 | const DexFile& dex_file, |
| 510 | const DexFile::ClassDef& class_def) |
| 511 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 512 | // Do not allow DEX-to-DEX compilation of image classes. This is to prevent the |
| 513 | // verifier from passing on "quick" instruction at compilation time. It must |
| 514 | // only pass on quick instructions at runtime. |
| 515 | if (class_loader == NULL) { |
| 516 | return false; |
| 517 | } |
| 518 | const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| 519 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 520 | mirror::Class* klass = class_linker->FindClass(descriptor, class_loader); |
| 521 | if (klass == NULL) { |
| 522 | Thread* self = Thread::Current(); |
| 523 | CHECK(self->IsExceptionPending()); |
| 524 | self->ClearException(); |
| 525 | return false; |
| 526 | } |
| 527 | // DEX-to-DEX compilation is only allowed on preverified classes. |
| 528 | return klass->IsVerified(); |
| 529 | } |
| 530 | |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 531 | void CompilerDriver::CompileOne(const mirror::AbstractMethod* method, base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 532 | DCHECK(!Runtime::Current()->IsStarted()); |
| 533 | Thread* self = Thread::Current(); |
| 534 | jobject jclass_loader; |
| 535 | const DexFile* dex_file; |
| 536 | uint32_t class_def_idx; |
| 537 | { |
| 538 | ScopedObjectAccessUnchecked soa(self); |
| 539 | ScopedLocalRef<jobject> |
| 540 | local_class_loader(soa.Env(), |
| 541 | soa.AddLocalReference<jobject>(method->GetDeclaringClass()->GetClassLoader())); |
| 542 | jclass_loader = soa.Env()->NewGlobalRef(local_class_loader.get()); |
| 543 | // Find the dex_file |
| 544 | MethodHelper mh(method); |
| 545 | dex_file = &mh.GetDexFile(); |
| 546 | class_def_idx = mh.GetClassDefIndex(); |
| 547 | } |
| 548 | self->TransitionFromRunnableToSuspended(kNative); |
| 549 | |
| 550 | std::vector<const DexFile*> dex_files; |
| 551 | dex_files.push_back(dex_file); |
| 552 | |
| 553 | UniquePtr<ThreadPool> thread_pool(new ThreadPool(1U)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 554 | PreCompile(jclass_loader, dex_files, *thread_pool.get(), timings); |
| 555 | |
| 556 | uint32_t method_idx = method->GetDexMethodIndex(); |
| 557 | const DexFile::CodeItem* code_item = dex_file->GetCodeItem(method->GetCodeItemOffset()); |
| 558 | // Can we run DEX-to-DEX compiler on this class ? |
| 559 | bool allow_dex_compilation; |
| 560 | { |
| 561 | ScopedObjectAccess soa(Thread::Current()); |
| 562 | const DexFile::ClassDef& class_def = dex_file->GetClassDef(class_def_idx); |
| 563 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(jclass_loader); |
| 564 | allow_dex_compilation = IsDexToDexCompilationAllowed(class_loader, *dex_file, class_def); |
| 565 | } |
| 566 | CompileMethod(code_item, method->GetAccessFlags(), method->GetInvokeType(), |
| 567 | class_def_idx, method_idx, jclass_loader, *dex_file, allow_dex_compilation); |
| 568 | |
| 569 | self->GetJniEnv()->DeleteGlobalRef(jclass_loader); |
| 570 | |
| 571 | self->TransitionFromSuspendedToRunnable(); |
| 572 | } |
| 573 | |
| 574 | void CompilerDriver::Resolve(jobject class_loader, const std::vector<const DexFile*>& dex_files, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 575 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 576 | for (size_t i = 0; i != dex_files.size(); ++i) { |
| 577 | const DexFile* dex_file = dex_files[i]; |
| 578 | CHECK(dex_file != NULL); |
| 579 | ResolveDexFile(class_loader, *dex_file, thread_pool, timings); |
| 580 | } |
| 581 | } |
| 582 | |
| 583 | void CompilerDriver::PreCompile(jobject class_loader, const std::vector<const DexFile*>& dex_files, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 584 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 585 | LoadImageClasses(timings); |
| 586 | |
| 587 | Resolve(class_loader, dex_files, thread_pool, timings); |
| 588 | |
| 589 | Verify(class_loader, dex_files, thread_pool, timings); |
| 590 | |
| 591 | InitializeClasses(class_loader, dex_files, thread_pool, timings); |
| 592 | |
| 593 | UpdateImageClasses(timings); |
| 594 | } |
| 595 | |
| 596 | bool CompilerDriver::IsImageClass(const char* descriptor) const { |
| 597 | DCHECK(descriptor != NULL); |
| 598 | if (image_classes_.get() == NULL) { |
| 599 | return true; |
| 600 | } |
| 601 | return image_classes_->find(descriptor) != image_classes_->end(); |
| 602 | } |
| 603 | |
| 604 | static void ResolveExceptionsForMethod(MethodHelper* mh, |
| 605 | std::set<std::pair<uint16_t, const DexFile*> >& exceptions_to_resolve) |
| 606 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 607 | const DexFile::CodeItem* code_item = mh->GetCodeItem(); |
| 608 | if (code_item == NULL) { |
| 609 | return; // native or abstract method |
| 610 | } |
| 611 | if (code_item->tries_size_ == 0) { |
| 612 | return; // nothing to process |
| 613 | } |
| 614 | const byte* encoded_catch_handler_list = DexFile::GetCatchHandlerData(*code_item, 0); |
| 615 | size_t num_encoded_catch_handlers = DecodeUnsignedLeb128(&encoded_catch_handler_list); |
| 616 | for (size_t i = 0; i < num_encoded_catch_handlers; i++) { |
| 617 | int32_t encoded_catch_handler_size = DecodeSignedLeb128(&encoded_catch_handler_list); |
| 618 | bool has_catch_all = false; |
| 619 | if (encoded_catch_handler_size <= 0) { |
| 620 | encoded_catch_handler_size = -encoded_catch_handler_size; |
| 621 | has_catch_all = true; |
| 622 | } |
| 623 | for (int32_t j = 0; j < encoded_catch_handler_size; j++) { |
| 624 | uint16_t encoded_catch_handler_handlers_type_idx = |
| 625 | DecodeUnsignedLeb128(&encoded_catch_handler_list); |
| 626 | // Add to set of types to resolve if not already in the dex cache resolved types |
| 627 | if (!mh->IsResolvedTypeIdx(encoded_catch_handler_handlers_type_idx)) { |
| 628 | exceptions_to_resolve.insert( |
| 629 | std::pair<uint16_t, const DexFile*>(encoded_catch_handler_handlers_type_idx, |
| 630 | &mh->GetDexFile())); |
| 631 | } |
| 632 | // ignore address associated with catch handler |
| 633 | DecodeUnsignedLeb128(&encoded_catch_handler_list); |
| 634 | } |
| 635 | if (has_catch_all) { |
| 636 | // ignore catch all address |
| 637 | DecodeUnsignedLeb128(&encoded_catch_handler_list); |
| 638 | } |
| 639 | } |
| 640 | } |
| 641 | |
| 642 | static bool ResolveCatchBlockExceptionsClassVisitor(mirror::Class* c, void* arg) |
| 643 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 644 | std::set<std::pair<uint16_t, const DexFile*> >* exceptions_to_resolve = |
| 645 | reinterpret_cast<std::set<std::pair<uint16_t, const DexFile*> >*>(arg); |
| 646 | MethodHelper mh; |
| 647 | for (size_t i = 0; i < c->NumVirtualMethods(); ++i) { |
| 648 | mirror::AbstractMethod* m = c->GetVirtualMethod(i); |
| 649 | mh.ChangeMethod(m); |
| 650 | ResolveExceptionsForMethod(&mh, *exceptions_to_resolve); |
| 651 | } |
| 652 | for (size_t i = 0; i < c->NumDirectMethods(); ++i) { |
| 653 | mirror::AbstractMethod* m = c->GetDirectMethod(i); |
| 654 | mh.ChangeMethod(m); |
| 655 | ResolveExceptionsForMethod(&mh, *exceptions_to_resolve); |
| 656 | } |
| 657 | return true; |
| 658 | } |
| 659 | |
| 660 | static bool RecordImageClassesVisitor(mirror::Class* klass, void* arg) |
| 661 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 662 | CompilerDriver::DescriptorSet* image_classes = |
| 663 | reinterpret_cast<CompilerDriver::DescriptorSet*>(arg); |
| 664 | image_classes->insert(ClassHelper(klass).GetDescriptor()); |
| 665 | return true; |
| 666 | } |
| 667 | |
| 668 | // Make a list of descriptors for classes to include in the image |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 669 | void CompilerDriver::LoadImageClasses(base::TimingLogger& timings) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 670 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
| 671 | if (image_classes_.get() == NULL) { |
| 672 | return; |
| 673 | } |
| 674 | |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 675 | timings.NewSplit("LoadImageClasses"); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 676 | // Make a first class to load all classes explicitly listed in the file |
| 677 | Thread* self = Thread::Current(); |
| 678 | ScopedObjectAccess soa(self); |
| 679 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 680 | typedef DescriptorSet::iterator It; // TODO: C++0x auto |
| 681 | for (It it = image_classes_->begin(), end = image_classes_->end(); it != end;) { |
| 682 | std::string descriptor(*it); |
| 683 | SirtRef<mirror::Class> klass(self, class_linker->FindSystemClass(descriptor.c_str())); |
| 684 | if (klass.get() == NULL) { |
| 685 | image_classes_->erase(it++); |
| 686 | LOG(WARNING) << "Failed to find class " << descriptor; |
| 687 | Thread::Current()->ClearException(); |
| 688 | } else { |
| 689 | ++it; |
| 690 | } |
| 691 | } |
| 692 | |
| 693 | // Resolve exception classes referenced by the loaded classes. The catch logic assumes |
| 694 | // exceptions are resolved by the verifier when there is a catch block in an interested method. |
| 695 | // Do this here so that exception classes appear to have been specified image classes. |
| 696 | std::set<std::pair<uint16_t, const DexFile*> > unresolved_exception_types; |
| 697 | SirtRef<mirror::Class> java_lang_Throwable(self, |
| 698 | class_linker->FindSystemClass("Ljava/lang/Throwable;")); |
| 699 | do { |
| 700 | unresolved_exception_types.clear(); |
| 701 | class_linker->VisitClasses(ResolveCatchBlockExceptionsClassVisitor, |
| 702 | &unresolved_exception_types); |
| 703 | typedef std::set<std::pair<uint16_t, const DexFile*> >::const_iterator It; // TODO: C++0x auto |
| 704 | for (It it = unresolved_exception_types.begin(), |
| 705 | end = unresolved_exception_types.end(); |
| 706 | it != end; ++it) { |
| 707 | uint16_t exception_type_idx = it->first; |
| 708 | const DexFile* dex_file = it->second; |
| 709 | mirror::DexCache* dex_cache = class_linker->FindDexCache(*dex_file); |
| 710 | mirror:: ClassLoader* class_loader = NULL; |
| 711 | SirtRef<mirror::Class> klass(self, class_linker->ResolveType(*dex_file, exception_type_idx, |
| 712 | dex_cache, class_loader)); |
| 713 | if (klass.get() == NULL) { |
| 714 | const DexFile::TypeId& type_id = dex_file->GetTypeId(exception_type_idx); |
| 715 | const char* descriptor = dex_file->GetTypeDescriptor(type_id); |
| 716 | LOG(FATAL) << "Failed to resolve class " << descriptor; |
| 717 | } |
| 718 | DCHECK(java_lang_Throwable->IsAssignableFrom(klass.get())); |
| 719 | } |
| 720 | // Resolving exceptions may load classes that reference more exceptions, iterate until no |
| 721 | // more are found |
| 722 | } while (!unresolved_exception_types.empty()); |
| 723 | |
| 724 | // We walk the roots looking for classes so that we'll pick up the |
| 725 | // above classes plus any classes them depend on such super |
| 726 | // classes, interfaces, and the required ClassLinker roots. |
| 727 | class_linker->VisitClasses(RecordImageClassesVisitor, image_classes_.get()); |
| 728 | |
| 729 | CHECK_NE(image_classes_->size(), 0U); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 730 | } |
| 731 | |
| 732 | static void MaybeAddToImageClasses(mirror::Class* klass, CompilerDriver::DescriptorSet* image_classes) |
| 733 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 734 | while (!klass->IsObjectClass()) { |
| 735 | ClassHelper kh(klass); |
| 736 | const char* descriptor = kh.GetDescriptor(); |
| 737 | std::pair<CompilerDriver::DescriptorSet::iterator, bool> result = |
| 738 | image_classes->insert(descriptor); |
| 739 | if (result.second) { |
| 740 | LOG(INFO) << "Adding " << descriptor << " to image classes"; |
| 741 | } else { |
| 742 | return; |
| 743 | } |
| 744 | for (size_t i = 0; i < kh.NumDirectInterfaces(); ++i) { |
| 745 | MaybeAddToImageClasses(kh.GetDirectInterface(i), image_classes); |
| 746 | } |
| 747 | if (klass->IsArrayClass()) { |
| 748 | MaybeAddToImageClasses(klass->GetComponentType(), image_classes); |
| 749 | } |
| 750 | klass = klass->GetSuperClass(); |
| 751 | } |
| 752 | } |
| 753 | |
| 754 | void CompilerDriver::FindClinitImageClassesCallback(mirror::Object* object, void* arg) { |
| 755 | DCHECK(object != NULL); |
| 756 | DCHECK(arg != NULL); |
| 757 | CompilerDriver* compiler_driver = reinterpret_cast<CompilerDriver*>(arg); |
| 758 | MaybeAddToImageClasses(object->GetClass(), compiler_driver->image_classes_.get()); |
| 759 | } |
| 760 | |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 761 | void CompilerDriver::UpdateImageClasses(base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 762 | if (image_classes_.get() == NULL) { |
| 763 | return; |
| 764 | } |
| 765 | |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 766 | timings.NewSplit("UpdateImageClasses"); |
| 767 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 768 | // Update image_classes_ with classes for objects created by <clinit> methods. |
| 769 | Thread* self = Thread::Current(); |
| 770 | const char* old_cause = self->StartAssertNoThreadSuspension("ImageWriter"); |
| 771 | gc::Heap* heap = Runtime::Current()->GetHeap(); |
| 772 | // TODO: Image spaces only? |
| 773 | WriterMutexLock mu(self, *Locks::heap_bitmap_lock_); |
| 774 | heap->FlushAllocStack(); |
| 775 | heap->GetLiveBitmap()->Walk(FindClinitImageClassesCallback, this); |
| 776 | self->EndAssertNoThreadSuspension(old_cause); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 777 | } |
| 778 | |
| 779 | void CompilerDriver::RecordClassStatus(ClassReference ref, CompiledClass* compiled_class) { |
| 780 | MutexLock mu(Thread::Current(), CompilerDriver::compiled_classes_lock_); |
| 781 | compiled_classes_.Put(ref, compiled_class); |
| 782 | } |
| 783 | |
| 784 | bool CompilerDriver::CanAssumeTypeIsPresentInDexCache(const DexFile& dex_file, |
| 785 | uint32_t type_idx) { |
| 786 | if (IsImage() && IsImageClass(dex_file.GetTypeDescriptor(dex_file.GetTypeId(type_idx)))) { |
| 787 | if (kIsDebugBuild) { |
| 788 | ScopedObjectAccess soa(Thread::Current()); |
| 789 | mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); |
| 790 | mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); |
| 791 | CHECK(resolved_class != NULL); |
| 792 | } |
| 793 | stats_->TypeInDexCache(); |
| 794 | return true; |
| 795 | } else { |
| 796 | stats_->TypeNotInDexCache(); |
| 797 | return false; |
| 798 | } |
| 799 | } |
| 800 | |
| 801 | bool CompilerDriver::CanAssumeStringIsPresentInDexCache(const DexFile& dex_file, |
| 802 | uint32_t string_idx) { |
| 803 | // See also Compiler::ResolveDexFile |
| 804 | |
| 805 | bool result = false; |
| 806 | if (IsImage()) { |
| 807 | // We resolve all const-string strings when building for the image. |
| 808 | ScopedObjectAccess soa(Thread::Current()); |
| 809 | mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); |
| 810 | Runtime::Current()->GetClassLinker()->ResolveString(dex_file, string_idx, dex_cache); |
| 811 | result = true; |
| 812 | } |
| 813 | if (result) { |
| 814 | stats_->StringInDexCache(); |
| 815 | } else { |
| 816 | stats_->StringNotInDexCache(); |
| 817 | } |
| 818 | return result; |
| 819 | } |
| 820 | |
| 821 | bool CompilerDriver::CanAccessTypeWithoutChecks(uint32_t referrer_idx, const DexFile& dex_file, |
| 822 | uint32_t type_idx, |
| 823 | bool* type_known_final, bool* type_known_abstract, |
| 824 | bool* equals_referrers_class) { |
| 825 | if (type_known_final != NULL) { |
| 826 | *type_known_final = false; |
| 827 | } |
| 828 | if (type_known_abstract != NULL) { |
| 829 | *type_known_abstract = false; |
| 830 | } |
| 831 | if (equals_referrers_class != NULL) { |
| 832 | *equals_referrers_class = false; |
| 833 | } |
| 834 | ScopedObjectAccess soa(Thread::Current()); |
| 835 | mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); |
| 836 | // Get type from dex cache assuming it was populated by the verifier |
| 837 | mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); |
| 838 | if (resolved_class == NULL) { |
| 839 | stats_->TypeNeedsAccessCheck(); |
| 840 | return false; // Unknown class needs access checks. |
| 841 | } |
| 842 | const DexFile::MethodId& method_id = dex_file.GetMethodId(referrer_idx); |
| 843 | if (equals_referrers_class != NULL) { |
| 844 | *equals_referrers_class = (method_id.class_idx_ == type_idx); |
| 845 | } |
| 846 | mirror::Class* referrer_class = dex_cache->GetResolvedType(method_id.class_idx_); |
| 847 | if (referrer_class == NULL) { |
| 848 | stats_->TypeNeedsAccessCheck(); |
| 849 | return false; // Incomplete referrer knowledge needs access check. |
| 850 | } |
| 851 | // Perform access check, will return true if access is ok or false if we're going to have to |
| 852 | // check this at runtime (for example for class loaders). |
| 853 | bool result = referrer_class->CanAccess(resolved_class); |
| 854 | if (result) { |
| 855 | stats_->TypeDoesntNeedAccessCheck(); |
| 856 | if (type_known_final != NULL) { |
| 857 | *type_known_final = resolved_class->IsFinal() && !resolved_class->IsArrayClass(); |
| 858 | } |
| 859 | if (type_known_abstract != NULL) { |
| 860 | *type_known_abstract = resolved_class->IsAbstract() && !resolved_class->IsArrayClass(); |
| 861 | } |
| 862 | } else { |
| 863 | stats_->TypeNeedsAccessCheck(); |
| 864 | } |
| 865 | return result; |
| 866 | } |
| 867 | |
| 868 | bool CompilerDriver::CanAccessInstantiableTypeWithoutChecks(uint32_t referrer_idx, |
| 869 | const DexFile& dex_file, |
| 870 | uint32_t type_idx) { |
| 871 | ScopedObjectAccess soa(Thread::Current()); |
| 872 | mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); |
| 873 | // Get type from dex cache assuming it was populated by the verifier. |
| 874 | mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); |
| 875 | if (resolved_class == NULL) { |
| 876 | stats_->TypeNeedsAccessCheck(); |
| 877 | return false; // Unknown class needs access checks. |
| 878 | } |
| 879 | const DexFile::MethodId& method_id = dex_file.GetMethodId(referrer_idx); |
| 880 | mirror::Class* referrer_class = dex_cache->GetResolvedType(method_id.class_idx_); |
| 881 | if (referrer_class == NULL) { |
| 882 | stats_->TypeNeedsAccessCheck(); |
| 883 | return false; // Incomplete referrer knowledge needs access check. |
| 884 | } |
| 885 | // Perform access and instantiable checks, will return true if access is ok or false if we're |
| 886 | // going to have to check this at runtime (for example for class loaders). |
| 887 | bool result = referrer_class->CanAccess(resolved_class) && resolved_class->IsInstantiable(); |
| 888 | if (result) { |
| 889 | stats_->TypeDoesntNeedAccessCheck(); |
| 890 | } else { |
| 891 | stats_->TypeNeedsAccessCheck(); |
| 892 | } |
| 893 | return result; |
| 894 | } |
| 895 | |
| 896 | static mirror::Class* ComputeCompilingMethodsClass(ScopedObjectAccess& soa, |
| 897 | mirror::DexCache* dex_cache, |
| 898 | const DexCompilationUnit* mUnit) |
| 899 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 900 | // The passed dex_cache is a hint, sanity check before asking the class linker that will take a |
| 901 | // lock. |
| 902 | if (dex_cache->GetDexFile() != mUnit->GetDexFile()) { |
| 903 | dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); |
| 904 | } |
| 905 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()); |
| 906 | const DexFile::MethodId& referrer_method_id = mUnit->GetDexFile()->GetMethodId(mUnit->GetDexMethodIndex()); |
| 907 | return mUnit->GetClassLinker()->ResolveType(*mUnit->GetDexFile(), referrer_method_id.class_idx_, |
| 908 | dex_cache, class_loader); |
| 909 | } |
| 910 | |
| 911 | static mirror::Field* ComputeFieldReferencedFromCompilingMethod(ScopedObjectAccess& soa, |
| 912 | const DexCompilationUnit* mUnit, |
| 913 | uint32_t field_idx) |
| 914 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 915 | mirror::DexCache* dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); |
| 916 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()); |
| 917 | return mUnit->GetClassLinker()->ResolveField(*mUnit->GetDexFile(), field_idx, dex_cache, |
| 918 | class_loader, false); |
| 919 | } |
| 920 | |
| 921 | static mirror::AbstractMethod* ComputeMethodReferencedFromCompilingMethod(ScopedObjectAccess& soa, |
| 922 | const DexCompilationUnit* mUnit, |
| 923 | uint32_t method_idx, |
| 924 | InvokeType type) |
| 925 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 926 | mirror::DexCache* dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); |
| 927 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()); |
| 928 | return mUnit->GetClassLinker()->ResolveMethod(*mUnit->GetDexFile(), method_idx, dex_cache, |
| 929 | class_loader, NULL, type); |
| 930 | } |
| 931 | |
| 932 | bool CompilerDriver::ComputeInstanceFieldInfo(uint32_t field_idx, const DexCompilationUnit* mUnit, |
| 933 | int& field_offset, bool& is_volatile, bool is_put) { |
| 934 | ScopedObjectAccess soa(Thread::Current()); |
| 935 | // Conservative defaults. |
| 936 | field_offset = -1; |
| 937 | is_volatile = true; |
| 938 | // Try to resolve field and ignore if an Incompatible Class Change Error (ie is static). |
| 939 | mirror::Field* resolved_field = ComputeFieldReferencedFromCompilingMethod(soa, mUnit, field_idx); |
| 940 | if (resolved_field != NULL && !resolved_field->IsStatic()) { |
| 941 | mirror::Class* referrer_class = |
| 942 | ComputeCompilingMethodsClass(soa, resolved_field->GetDeclaringClass()->GetDexCache(), |
| 943 | mUnit); |
| 944 | if (referrer_class != NULL) { |
| 945 | mirror::Class* fields_class = resolved_field->GetDeclaringClass(); |
| 946 | bool access_ok = referrer_class->CanAccess(fields_class) && |
| 947 | referrer_class->CanAccessMember(fields_class, |
| 948 | resolved_field->GetAccessFlags()); |
| 949 | if (!access_ok) { |
| 950 | // The referring class can't access the resolved field, this may occur as a result of a |
| 951 | // protected field being made public by a sub-class. Resort to the dex file to determine |
| 952 | // the correct class for the access check. |
| 953 | const DexFile& dex_file = *referrer_class->GetDexCache()->GetDexFile(); |
| 954 | mirror::Class* dex_fields_class = mUnit->GetClassLinker()->ResolveType(dex_file, |
| 955 | dex_file.GetFieldId(field_idx).class_idx_, |
| 956 | referrer_class); |
| 957 | access_ok = referrer_class->CanAccess(dex_fields_class) && |
| 958 | referrer_class->CanAccessMember(dex_fields_class, |
| 959 | resolved_field->GetAccessFlags()); |
| 960 | } |
| 961 | bool is_write_to_final_from_wrong_class = is_put && resolved_field->IsFinal() && |
| 962 | fields_class != referrer_class; |
| 963 | if (access_ok && !is_write_to_final_from_wrong_class) { |
| 964 | field_offset = resolved_field->GetOffset().Int32Value(); |
| 965 | is_volatile = resolved_field->IsVolatile(); |
| 966 | stats_->ResolvedInstanceField(); |
| 967 | return true; // Fast path. |
| 968 | } |
| 969 | } |
| 970 | } |
| 971 | // Clean up any exception left by field/type resolution |
| 972 | if (soa.Self()->IsExceptionPending()) { |
| 973 | soa.Self()->ClearException(); |
| 974 | } |
| 975 | stats_->UnresolvedInstanceField(); |
| 976 | return false; // Incomplete knowledge needs slow path. |
| 977 | } |
| 978 | |
| 979 | bool CompilerDriver::ComputeStaticFieldInfo(uint32_t field_idx, const DexCompilationUnit* mUnit, |
| 980 | int& field_offset, int& ssb_index, |
| 981 | bool& is_referrers_class, bool& is_volatile, |
| 982 | bool is_put) { |
| 983 | ScopedObjectAccess soa(Thread::Current()); |
| 984 | // Conservative defaults. |
| 985 | field_offset = -1; |
| 986 | ssb_index = -1; |
| 987 | is_referrers_class = false; |
| 988 | is_volatile = true; |
| 989 | // Try to resolve field and ignore if an Incompatible Class Change Error (ie isn't static). |
| 990 | mirror::Field* resolved_field = ComputeFieldReferencedFromCompilingMethod(soa, mUnit, field_idx); |
| 991 | if (resolved_field != NULL && resolved_field->IsStatic()) { |
| 992 | mirror::Class* referrer_class = |
| 993 | ComputeCompilingMethodsClass(soa, resolved_field->GetDeclaringClass()->GetDexCache(), |
| 994 | mUnit); |
| 995 | if (referrer_class != NULL) { |
| 996 | mirror::Class* fields_class = resolved_field->GetDeclaringClass(); |
| 997 | if (fields_class == referrer_class) { |
| 998 | is_referrers_class = true; // implies no worrying about class initialization |
| 999 | field_offset = resolved_field->GetOffset().Int32Value(); |
| 1000 | is_volatile = resolved_field->IsVolatile(); |
| 1001 | stats_->ResolvedLocalStaticField(); |
| 1002 | return true; // fast path |
| 1003 | } else { |
| 1004 | bool access_ok = referrer_class->CanAccess(fields_class) && |
| 1005 | referrer_class->CanAccessMember(fields_class, |
| 1006 | resolved_field->GetAccessFlags()); |
| 1007 | if (!access_ok) { |
| 1008 | // The referring class can't access the resolved field, this may occur as a result of a |
| 1009 | // protected field being made public by a sub-class. Resort to the dex file to determine |
| 1010 | // the correct class for the access check. Don't change the field's class as that is |
| 1011 | // used to identify the SSB. |
| 1012 | const DexFile& dex_file = *referrer_class->GetDexCache()->GetDexFile(); |
| 1013 | mirror::Class* dex_fields_class = |
| 1014 | mUnit->GetClassLinker()->ResolveType(dex_file, |
| 1015 | dex_file.GetFieldId(field_idx).class_idx_, |
| 1016 | referrer_class); |
| 1017 | access_ok = referrer_class->CanAccess(dex_fields_class) && |
| 1018 | referrer_class->CanAccessMember(dex_fields_class, |
| 1019 | resolved_field->GetAccessFlags()); |
| 1020 | } |
| 1021 | bool is_write_to_final_from_wrong_class = is_put && resolved_field->IsFinal(); |
| 1022 | if (access_ok && !is_write_to_final_from_wrong_class) { |
| 1023 | // We have the resolved field, we must make it into a ssbIndex for the referrer |
| 1024 | // in its static storage base (which may fail if it doesn't have a slot for it) |
| 1025 | // TODO: for images we can elide the static storage base null check |
| 1026 | // if we know there's a non-null entry in the image |
| 1027 | mirror::DexCache* dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); |
| 1028 | if (fields_class->GetDexCache() == dex_cache) { |
| 1029 | // common case where the dex cache of both the referrer and the field are the same, |
| 1030 | // no need to search the dex file |
| 1031 | ssb_index = fields_class->GetDexTypeIndex(); |
| 1032 | field_offset = resolved_field->GetOffset().Int32Value(); |
| 1033 | is_volatile = resolved_field->IsVolatile(); |
| 1034 | stats_->ResolvedStaticField(); |
| 1035 | return true; |
| 1036 | } |
| 1037 | // Search dex file for localized ssb index, may fail if field's class is a parent |
| 1038 | // of the class mentioned in the dex file and there is no dex cache entry. |
| 1039 | const DexFile::StringId* string_id = |
| 1040 | mUnit->GetDexFile()->FindStringId(FieldHelper(resolved_field).GetDeclaringClassDescriptor()); |
| 1041 | if (string_id != NULL) { |
| 1042 | const DexFile::TypeId* type_id = |
| 1043 | mUnit->GetDexFile()->FindTypeId(mUnit->GetDexFile()->GetIndexForStringId(*string_id)); |
| 1044 | if (type_id != NULL) { |
| 1045 | // medium path, needs check of static storage base being initialized |
| 1046 | ssb_index = mUnit->GetDexFile()->GetIndexForTypeId(*type_id); |
| 1047 | field_offset = resolved_field->GetOffset().Int32Value(); |
| 1048 | is_volatile = resolved_field->IsVolatile(); |
| 1049 | stats_->ResolvedStaticField(); |
| 1050 | return true; |
| 1051 | } |
| 1052 | } |
| 1053 | } |
| 1054 | } |
| 1055 | } |
| 1056 | } |
| 1057 | // Clean up any exception left by field/type resolution |
| 1058 | if (soa.Self()->IsExceptionPending()) { |
| 1059 | soa.Self()->ClearException(); |
| 1060 | } |
| 1061 | stats_->UnresolvedStaticField(); |
| 1062 | return false; // Incomplete knowledge needs slow path. |
| 1063 | } |
| 1064 | |
| 1065 | void CompilerDriver::GetCodeAndMethodForDirectCall(InvokeType type, InvokeType sharp_type, |
| 1066 | mirror::Class* referrer_class, |
| 1067 | mirror::AbstractMethod* method, |
| 1068 | uintptr_t& direct_code, |
| 1069 | uintptr_t& direct_method, |
| 1070 | bool update_stats) { |
| 1071 | // For direct and static methods compute possible direct_code and direct_method values, ie |
| 1072 | // an address for the Method* being invoked and an address of the code for that Method*. |
| 1073 | // For interface calls compute a value for direct_method that is the interface method being |
| 1074 | // invoked, so this can be passed to the out-of-line runtime support code. |
| 1075 | direct_code = 0; |
| 1076 | direct_method = 0; |
| 1077 | if (compiler_backend_ == kPortable) { |
| 1078 | if (sharp_type != kStatic && sharp_type != kDirect) { |
| 1079 | return; |
| 1080 | } |
| 1081 | } else { |
| 1082 | if (sharp_type != kStatic && sharp_type != kDirect && sharp_type != kInterface) { |
| 1083 | return; |
| 1084 | } |
| 1085 | } |
| 1086 | bool method_code_in_boot = method->GetDeclaringClass()->GetClassLoader() == NULL; |
| 1087 | if (!method_code_in_boot) { |
| 1088 | return; |
| 1089 | } |
| 1090 | bool has_clinit_trampoline = method->IsStatic() && !method->GetDeclaringClass()->IsInitialized(); |
| 1091 | if (has_clinit_trampoline && (method->GetDeclaringClass() != referrer_class)) { |
| 1092 | // Ensure we run the clinit trampoline unless we are invoking a static method in the same class. |
| 1093 | return; |
| 1094 | } |
| 1095 | if (update_stats) { |
| 1096 | if (sharp_type != kInterface) { // Interfaces always go via a trampoline. |
| 1097 | stats_->DirectCallsToBoot(type); |
| 1098 | } |
| 1099 | stats_->DirectMethodsToBoot(type); |
| 1100 | } |
| 1101 | bool compiling_boot = Runtime::Current()->GetHeap()->GetContinuousSpaces().size() == 1; |
| 1102 | if (compiling_boot) { |
| 1103 | if (support_boot_image_fixup_) { |
| 1104 | MethodHelper mh(method); |
| 1105 | if (IsImageClass(mh.GetDeclaringClassDescriptor())) { |
| 1106 | // We can only branch directly to Methods that are resolved in the DexCache. |
| 1107 | // Otherwise we won't invoke the resolution trampoline. |
| 1108 | direct_method = -1; |
| 1109 | direct_code = -1; |
| 1110 | } |
| 1111 | } |
| 1112 | } else { |
| 1113 | if (Runtime::Current()->GetHeap()->FindSpaceFromObject(method, false)->IsImageSpace()) { |
| 1114 | direct_method = reinterpret_cast<uintptr_t>(method); |
| 1115 | } |
| 1116 | direct_code = reinterpret_cast<uintptr_t>(method->GetEntryPointFromCompiledCode()); |
| 1117 | } |
| 1118 | } |
| 1119 | |
| 1120 | bool CompilerDriver::ComputeInvokeInfo(const DexCompilationUnit* mUnit, const uint32_t dex_pc, |
| 1121 | InvokeType& invoke_type, |
| 1122 | MethodReference& target_method, |
| 1123 | int& vtable_idx, |
| 1124 | uintptr_t& direct_code, uintptr_t& direct_method, |
| 1125 | bool update_stats) { |
| 1126 | ScopedObjectAccess soa(Thread::Current()); |
| 1127 | vtable_idx = -1; |
| 1128 | direct_code = 0; |
| 1129 | direct_method = 0; |
| 1130 | mirror::AbstractMethod* resolved_method = |
| 1131 | ComputeMethodReferencedFromCompilingMethod(soa, mUnit, target_method.dex_method_index, |
| 1132 | invoke_type); |
| 1133 | if (resolved_method != NULL) { |
| 1134 | // Don't try to fast-path if we don't understand the caller's class or this appears to be an |
| 1135 | // Incompatible Class Change Error. |
| 1136 | mirror::Class* referrer_class = |
| 1137 | ComputeCompilingMethodsClass(soa, resolved_method->GetDeclaringClass()->GetDexCache(), |
| 1138 | mUnit); |
| 1139 | bool icce = resolved_method->CheckIncompatibleClassChange(invoke_type); |
| 1140 | if (referrer_class != NULL && !icce) { |
| 1141 | mirror::Class* methods_class = resolved_method->GetDeclaringClass(); |
| 1142 | if (!referrer_class->CanAccess(methods_class) || |
| 1143 | !referrer_class->CanAccessMember(methods_class, |
| 1144 | resolved_method->GetAccessFlags())) { |
| 1145 | // The referring class can't access the resolved method, this may occur as a result of a |
| 1146 | // protected method being made public by implementing an interface that re-declares the |
| 1147 | // method public. Resort to the dex file to determine the correct class for the access |
| 1148 | // check. |
| 1149 | uint16_t class_idx = |
| 1150 | target_method.dex_file->GetMethodId(target_method.dex_method_index).class_idx_; |
| 1151 | methods_class = mUnit->GetClassLinker()->ResolveType(*target_method.dex_file, |
| 1152 | class_idx, referrer_class); |
| 1153 | } |
| 1154 | if (referrer_class->CanAccess(methods_class) && |
| 1155 | referrer_class->CanAccessMember(methods_class, resolved_method->GetAccessFlags())) { |
| 1156 | const bool kEnableFinalBasedSharpening = true; |
| 1157 | // Sharpen a virtual call into a direct call when the target is known not to have been |
| 1158 | // overridden (ie is final). |
| 1159 | bool can_sharpen_virtual_based_on_type = |
| 1160 | (invoke_type == kVirtual) && (resolved_method->IsFinal() || methods_class->IsFinal()); |
| 1161 | // For invoke-super, ensure the vtable index will be correct to dispatch in the vtable of |
| 1162 | // the super class. |
| 1163 | bool can_sharpen_super_based_on_type = (invoke_type == kSuper) && |
| 1164 | (referrer_class != methods_class) && referrer_class->IsSubClass(methods_class) && |
| 1165 | resolved_method->GetMethodIndex() < methods_class->GetVTable()->GetLength() && |
| 1166 | (methods_class->GetVTable()->Get(resolved_method->GetMethodIndex()) == resolved_method); |
| 1167 | |
| 1168 | if (kEnableFinalBasedSharpening && (can_sharpen_virtual_based_on_type || |
| 1169 | can_sharpen_super_based_on_type)) { |
| 1170 | // Sharpen a virtual call into a direct call. The method_idx is into referrer's |
| 1171 | // dex cache, check that this resolved method is where we expect it. |
| 1172 | CHECK(referrer_class->GetDexCache()->GetResolvedMethod(target_method.dex_method_index) == |
| 1173 | resolved_method) << PrettyMethod(resolved_method); |
| 1174 | if (update_stats) { |
| 1175 | stats_->ResolvedMethod(invoke_type); |
| 1176 | stats_->VirtualMadeDirect(invoke_type); |
| 1177 | } |
| 1178 | GetCodeAndMethodForDirectCall(invoke_type, kDirect, referrer_class, resolved_method, |
| 1179 | direct_code, direct_method, update_stats); |
| 1180 | invoke_type = kDirect; |
| 1181 | return true; |
| 1182 | } |
| 1183 | const bool kEnableVerifierBasedSharpening = true; |
| 1184 | if (kEnableVerifierBasedSharpening && (invoke_type == kVirtual || |
| 1185 | invoke_type == kInterface)) { |
| 1186 | // Did the verifier record a more precise invoke target based on its type information? |
| 1187 | const MethodReference caller_method(mUnit->GetDexFile(), mUnit->GetDexMethodIndex()); |
| 1188 | const MethodReference* devirt_map_target = |
| 1189 | verifier::MethodVerifier::GetDevirtMap(caller_method, dex_pc); |
| 1190 | if (devirt_map_target != NULL) { |
| 1191 | mirror::DexCache* target_dex_cache = |
| 1192 | mUnit->GetClassLinker()->FindDexCache(*devirt_map_target->dex_file); |
| 1193 | mirror::ClassLoader* class_loader = |
| 1194 | soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()); |
| 1195 | mirror::AbstractMethod* called_method = |
| 1196 | mUnit->GetClassLinker()->ResolveMethod(*devirt_map_target->dex_file, |
| 1197 | devirt_map_target->dex_method_index, |
| 1198 | target_dex_cache, class_loader, NULL, |
| 1199 | kVirtual); |
| 1200 | CHECK(called_method != NULL); |
| 1201 | CHECK(!called_method->IsAbstract()); |
| 1202 | GetCodeAndMethodForDirectCall(invoke_type, kDirect, referrer_class, called_method, |
| 1203 | direct_code, direct_method, update_stats); |
| 1204 | bool compiler_needs_dex_cache = |
| 1205 | (GetCompilerBackend() == kPortable) || |
| 1206 | (GetCompilerBackend() == kQuick && instruction_set_ != kThumb2) || |
| 1207 | (direct_code == 0) || (direct_code == static_cast<unsigned int>(-1)) || |
| 1208 | (direct_method == 0) || (direct_method == static_cast<unsigned int>(-1)); |
| 1209 | if ((devirt_map_target->dex_file != target_method.dex_file) && |
| 1210 | compiler_needs_dex_cache) { |
| 1211 | // We need to use the dex cache to find either the method or code, and the dex file |
| 1212 | // containing the method isn't the one expected for the target method. Try to find |
| 1213 | // the method within the expected target dex file. |
| 1214 | // TODO: the -1 could be handled as direct code if the patching new the target dex |
| 1215 | // file. |
| 1216 | // TODO: quick only supports direct pointers with Thumb2. |
| 1217 | // TODO: the following should be factored into a common helper routine to find |
| 1218 | // one dex file's method within another. |
| 1219 | const DexFile* dexfile = target_method.dex_file; |
| 1220 | const DexFile* cm_dexfile = |
| 1221 | called_method->GetDeclaringClass()->GetDexCache()->GetDexFile(); |
| 1222 | const DexFile::MethodId& cm_method_id = |
| 1223 | cm_dexfile->GetMethodId(called_method->GetDexMethodIndex()); |
| 1224 | const char* cm_descriptor = cm_dexfile->StringByTypeIdx(cm_method_id.class_idx_); |
| 1225 | const DexFile::StringId* descriptor = dexfile->FindStringId(cm_descriptor); |
| 1226 | if (descriptor != NULL) { |
| 1227 | const DexFile::TypeId* type_id = |
| 1228 | dexfile->FindTypeId(dexfile->GetIndexForStringId(*descriptor)); |
| 1229 | if (type_id != NULL) { |
| 1230 | const char* cm_name = cm_dexfile->GetMethodName(cm_method_id); |
| 1231 | const DexFile::StringId* name = dexfile->FindStringId(cm_name); |
| 1232 | if (name != NULL) { |
| 1233 | uint16_t return_type_idx; |
| 1234 | std::vector<uint16_t> param_type_idxs; |
| 1235 | bool success = dexfile->CreateTypeList(&return_type_idx, ¶m_type_idxs, |
| 1236 | cm_dexfile->GetMethodSignature(cm_method_id)); |
| 1237 | if (success) { |
| 1238 | const DexFile::ProtoId* sig = |
| 1239 | dexfile->FindProtoId(return_type_idx, param_type_idxs); |
| 1240 | if (sig != NULL) { |
| 1241 | const DexFile::MethodId* method_id = dexfile->FindMethodId(*type_id, |
| 1242 | *name, *sig); |
| 1243 | if (method_id != NULL) { |
| 1244 | if (update_stats) { |
| 1245 | stats_->ResolvedMethod(invoke_type); |
| 1246 | stats_->VirtualMadeDirect(invoke_type); |
| 1247 | stats_->PreciseTypeDevirtualization(); |
| 1248 | } |
| 1249 | target_method.dex_method_index = dexfile->GetIndexForMethodId(*method_id); |
| 1250 | invoke_type = kDirect; |
| 1251 | return true; |
| 1252 | } |
| 1253 | } |
| 1254 | } |
| 1255 | } |
| 1256 | } |
| 1257 | } |
| 1258 | // TODO: the stats for direct code and method are off as we failed to find the direct |
| 1259 | // method in the referring method's dex cache/file. |
| 1260 | } else { |
| 1261 | if (update_stats) { |
| 1262 | stats_->ResolvedMethod(invoke_type); |
| 1263 | stats_->VirtualMadeDirect(invoke_type); |
| 1264 | stats_->PreciseTypeDevirtualization(); |
| 1265 | } |
| 1266 | target_method = *devirt_map_target; |
| 1267 | invoke_type = kDirect; |
| 1268 | return true; |
| 1269 | } |
| 1270 | } |
| 1271 | } |
| 1272 | if (invoke_type == kSuper) { |
| 1273 | // Unsharpened super calls are suspicious so go slow-path. |
| 1274 | } else { |
| 1275 | // Sharpening failed so generate a regular resolved method dispatch. |
| 1276 | if (update_stats) { |
| 1277 | stats_->ResolvedMethod(invoke_type); |
| 1278 | } |
| 1279 | if (invoke_type == kVirtual || invoke_type == kSuper) { |
| 1280 | vtable_idx = resolved_method->GetMethodIndex(); |
| 1281 | } |
| 1282 | GetCodeAndMethodForDirectCall(invoke_type, invoke_type, referrer_class, resolved_method, |
| 1283 | direct_code, direct_method, update_stats); |
| 1284 | return true; |
| 1285 | } |
| 1286 | } |
| 1287 | } |
| 1288 | } |
| 1289 | // Clean up any exception left by method/invoke_type resolution |
| 1290 | if (soa.Self()->IsExceptionPending()) { |
| 1291 | soa.Self()->ClearException(); |
| 1292 | } |
| 1293 | if (update_stats) { |
| 1294 | stats_->UnresolvedMethod(invoke_type); |
| 1295 | } |
| 1296 | return false; // Incomplete knowledge needs slow path. |
| 1297 | } |
| 1298 | |
| 1299 | bool CompilerDriver::IsSafeCast(const MethodReference& mr, uint32_t dex_pc) { |
| 1300 | bool result = verifier::MethodVerifier::IsSafeCast(mr, dex_pc); |
| 1301 | if (result) { |
| 1302 | stats_->SafeCast(); |
| 1303 | } else { |
| 1304 | stats_->NotASafeCast(); |
| 1305 | } |
| 1306 | return result; |
| 1307 | } |
| 1308 | |
| 1309 | |
| 1310 | void CompilerDriver::AddCodePatch(const DexFile* dex_file, |
| 1311 | uint32_t referrer_method_idx, |
| 1312 | InvokeType referrer_invoke_type, |
| 1313 | uint32_t target_method_idx, |
| 1314 | InvokeType target_invoke_type, |
| 1315 | size_t literal_offset) { |
| 1316 | MutexLock mu(Thread::Current(), compiled_methods_lock_); |
| 1317 | code_to_patch_.push_back(new PatchInformation(dex_file, |
| 1318 | referrer_method_idx, |
| 1319 | referrer_invoke_type, |
| 1320 | target_method_idx, |
| 1321 | target_invoke_type, |
| 1322 | literal_offset)); |
| 1323 | } |
| 1324 | void CompilerDriver::AddMethodPatch(const DexFile* dex_file, |
| 1325 | uint32_t referrer_method_idx, |
| 1326 | InvokeType referrer_invoke_type, |
| 1327 | uint32_t target_method_idx, |
| 1328 | InvokeType target_invoke_type, |
| 1329 | size_t literal_offset) { |
| 1330 | MutexLock mu(Thread::Current(), compiled_methods_lock_); |
| 1331 | methods_to_patch_.push_back(new PatchInformation(dex_file, |
| 1332 | referrer_method_idx, |
| 1333 | referrer_invoke_type, |
| 1334 | target_method_idx, |
| 1335 | target_invoke_type, |
| 1336 | literal_offset)); |
| 1337 | } |
| 1338 | |
| 1339 | class ParallelCompilationManager { |
| 1340 | public: |
| 1341 | typedef void Callback(const ParallelCompilationManager* manager, size_t index); |
| 1342 | |
| 1343 | ParallelCompilationManager(ClassLinker* class_linker, |
| 1344 | jobject class_loader, |
| 1345 | CompilerDriver* compiler, |
| 1346 | const DexFile* dex_file, |
| 1347 | ThreadPool& thread_pool) |
| 1348 | : class_linker_(class_linker), |
| 1349 | class_loader_(class_loader), |
| 1350 | compiler_(compiler), |
| 1351 | dex_file_(dex_file), |
| 1352 | thread_pool_(&thread_pool) {} |
| 1353 | |
| 1354 | ClassLinker* GetClassLinker() const { |
| 1355 | CHECK(class_linker_ != NULL); |
| 1356 | return class_linker_; |
| 1357 | } |
| 1358 | |
| 1359 | jobject GetClassLoader() const { |
| 1360 | return class_loader_; |
| 1361 | } |
| 1362 | |
| 1363 | CompilerDriver* GetCompiler() const { |
| 1364 | CHECK(compiler_ != NULL); |
| 1365 | return compiler_; |
| 1366 | } |
| 1367 | |
| 1368 | const DexFile* GetDexFile() const { |
| 1369 | CHECK(dex_file_ != NULL); |
| 1370 | return dex_file_; |
| 1371 | } |
| 1372 | |
| 1373 | void ForAll(size_t begin, size_t end, Callback callback, size_t work_units) { |
| 1374 | Thread* self = Thread::Current(); |
| 1375 | self->AssertNoPendingException(); |
| 1376 | CHECK_GT(work_units, 0U); |
| 1377 | |
| 1378 | std::vector<ForAllClosure*> closures(work_units); |
| 1379 | for (size_t i = 0; i < work_units; ++i) { |
| 1380 | closures[i] = new ForAllClosure(this, begin + i, end, callback, work_units); |
| 1381 | thread_pool_->AddTask(self, closures[i]); |
| 1382 | } |
| 1383 | thread_pool_->StartWorkers(self); |
| 1384 | |
| 1385 | // Ensure we're suspended while we're blocked waiting for the other threads to finish (worker |
| 1386 | // thread destructor's called below perform join). |
| 1387 | CHECK_NE(self->GetState(), kRunnable); |
| 1388 | |
| 1389 | // Wait for all the worker threads to finish. |
| 1390 | thread_pool_->Wait(self, true, false); |
| 1391 | } |
| 1392 | |
| 1393 | private: |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1394 | class ForAllClosure : public Task { |
| 1395 | public: |
| 1396 | ForAllClosure(ParallelCompilationManager* manager, size_t begin, size_t end, Callback* callback, |
| 1397 | size_t stripe) |
| 1398 | : manager_(manager), |
| 1399 | begin_(begin), |
| 1400 | end_(end), |
| 1401 | callback_(callback), |
Brian Carlstrom | 2ce745c | 2013-07-17 17:44:30 -0700 | [diff] [blame] | 1402 | stripe_(stripe) {} |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1403 | |
| 1404 | virtual void Run(Thread* self) { |
| 1405 | for (size_t i = begin_; i < end_; i += stripe_) { |
| 1406 | callback_(manager_, i); |
| 1407 | self->AssertNoPendingException(); |
| 1408 | } |
| 1409 | } |
| 1410 | |
| 1411 | virtual void Finalize() { |
| 1412 | delete this; |
| 1413 | } |
Brian Carlstrom | 0cd7ec2 | 2013-07-17 23:40:20 -0700 | [diff] [blame] | 1414 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1415 | private: |
| 1416 | const ParallelCompilationManager* const manager_; |
| 1417 | const size_t begin_; |
| 1418 | const size_t end_; |
| 1419 | const Callback* const callback_; |
| 1420 | const size_t stripe_; |
| 1421 | }; |
| 1422 | |
| 1423 | ClassLinker* const class_linker_; |
| 1424 | const jobject class_loader_; |
| 1425 | CompilerDriver* const compiler_; |
| 1426 | const DexFile* const dex_file_; |
| 1427 | ThreadPool* const thread_pool_; |
| 1428 | }; |
| 1429 | |
| 1430 | // Return true if the class should be skipped during compilation. We |
| 1431 | // never skip classes in the boot class loader. However, if we have a |
| 1432 | // non-boot class loader and we can resolve the class in the boot |
| 1433 | // class loader, we do skip the class. This happens if an app bundles |
| 1434 | // classes found in the boot classpath. Since at runtime we will |
| 1435 | // select the class from the boot classpath, do not attempt to resolve |
| 1436 | // or compile it now. |
| 1437 | static bool SkipClass(mirror::ClassLoader* class_loader, |
| 1438 | const DexFile& dex_file, |
| 1439 | const DexFile::ClassDef& class_def) |
| 1440 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 1441 | if (class_loader == NULL) { |
| 1442 | return false; |
| 1443 | } |
| 1444 | const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| 1445 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 1446 | mirror::Class* klass = class_linker->FindClass(descriptor, NULL); |
| 1447 | if (klass == NULL) { |
| 1448 | Thread* self = Thread::Current(); |
| 1449 | CHECK(self->IsExceptionPending()); |
| 1450 | self->ClearException(); |
| 1451 | return false; |
| 1452 | } |
| 1453 | return true; |
| 1454 | } |
| 1455 | |
| 1456 | static void ResolveClassFieldsAndMethods(const ParallelCompilationManager* manager, size_t class_def_index) |
| 1457 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
| 1458 | ScopedObjectAccess soa(Thread::Current()); |
| 1459 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()); |
| 1460 | const DexFile& dex_file = *manager->GetDexFile(); |
| 1461 | |
| 1462 | // Method and Field are the worst. We can't resolve without either |
| 1463 | // context from the code use (to disambiguate virtual vs direct |
| 1464 | // method and instance vs static field) or from class |
| 1465 | // definitions. While the compiler will resolve what it can as it |
| 1466 | // needs it, here we try to resolve fields and methods used in class |
| 1467 | // definitions, since many of them many never be referenced by |
| 1468 | // generated code. |
| 1469 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
| 1470 | if (SkipClass(class_loader, dex_file, class_def)) { |
| 1471 | return; |
| 1472 | } |
| 1473 | |
| 1474 | // Note the class_data pointer advances through the headers, |
| 1475 | // static fields, instance fields, direct methods, and virtual |
| 1476 | // methods. |
| 1477 | const byte* class_data = dex_file.GetClassData(class_def); |
| 1478 | if (class_data == NULL) { |
| 1479 | // empty class such as a marker interface |
| 1480 | return; |
| 1481 | } |
| 1482 | Thread* self = Thread::Current(); |
| 1483 | ClassLinker* class_linker = manager->GetClassLinker(); |
| 1484 | mirror::DexCache* dex_cache = class_linker->FindDexCache(dex_file); |
| 1485 | ClassDataItemIterator it(dex_file, class_data); |
| 1486 | while (it.HasNextStaticField()) { |
| 1487 | mirror::Field* field = class_linker->ResolveField(dex_file, it.GetMemberIndex(), dex_cache, |
| 1488 | class_loader, true); |
| 1489 | if (field == NULL) { |
| 1490 | CHECK(self->IsExceptionPending()); |
| 1491 | self->ClearException(); |
| 1492 | } |
| 1493 | it.Next(); |
| 1494 | } |
| 1495 | // If an instance field is final then we need to have a barrier on the return, static final |
| 1496 | // fields are assigned within the lock held for class initialization. |
| 1497 | bool requires_constructor_barrier = false; |
| 1498 | while (it.HasNextInstanceField()) { |
| 1499 | if ((it.GetMemberAccessFlags() & kAccFinal) != 0) { |
| 1500 | requires_constructor_barrier = true; |
| 1501 | } |
| 1502 | |
| 1503 | mirror::Field* field = class_linker->ResolveField(dex_file, it.GetMemberIndex(), dex_cache, |
| 1504 | class_loader, false); |
| 1505 | if (field == NULL) { |
| 1506 | CHECK(self->IsExceptionPending()); |
| 1507 | self->ClearException(); |
| 1508 | } |
| 1509 | it.Next(); |
| 1510 | } |
| 1511 | if (requires_constructor_barrier) { |
| 1512 | manager->GetCompiler()->AddRequiresConstructorBarrier(soa.Self(), manager->GetDexFile(), |
| 1513 | class_def_index); |
| 1514 | } |
| 1515 | while (it.HasNextDirectMethod()) { |
| 1516 | mirror::AbstractMethod* method = class_linker->ResolveMethod(dex_file, it.GetMemberIndex(), |
| 1517 | dex_cache, class_loader, NULL, |
| 1518 | it.GetMethodInvokeType(class_def)); |
| 1519 | if (method == NULL) { |
| 1520 | CHECK(self->IsExceptionPending()); |
| 1521 | self->ClearException(); |
| 1522 | } |
| 1523 | it.Next(); |
| 1524 | } |
| 1525 | while (it.HasNextVirtualMethod()) { |
| 1526 | mirror::AbstractMethod* method = class_linker->ResolveMethod(dex_file, it.GetMemberIndex(), |
| 1527 | dex_cache, class_loader, NULL, |
| 1528 | it.GetMethodInvokeType(class_def)); |
| 1529 | if (method == NULL) { |
| 1530 | CHECK(self->IsExceptionPending()); |
| 1531 | self->ClearException(); |
| 1532 | } |
| 1533 | it.Next(); |
| 1534 | } |
| 1535 | DCHECK(!it.HasNext()); |
| 1536 | } |
| 1537 | |
| 1538 | static void ResolveType(const ParallelCompilationManager* manager, size_t type_idx) |
| 1539 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
| 1540 | // Class derived values are more complicated, they require the linker and loader. |
| 1541 | ScopedObjectAccess soa(Thread::Current()); |
| 1542 | ClassLinker* class_linker = manager->GetClassLinker(); |
| 1543 | const DexFile& dex_file = *manager->GetDexFile(); |
| 1544 | mirror::DexCache* dex_cache = class_linker->FindDexCache(dex_file); |
| 1545 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()); |
| 1546 | mirror::Class* klass = class_linker->ResolveType(dex_file, type_idx, dex_cache, class_loader); |
| 1547 | |
| 1548 | if (klass == NULL) { |
| 1549 | CHECK(soa.Self()->IsExceptionPending()); |
| 1550 | Thread::Current()->ClearException(); |
| 1551 | } |
| 1552 | } |
| 1553 | |
| 1554 | void CompilerDriver::ResolveDexFile(jobject class_loader, const DexFile& dex_file, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 1555 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1556 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 1557 | |
| 1558 | // TODO: we could resolve strings here, although the string table is largely filled with class |
| 1559 | // and method names. |
| 1560 | |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 1561 | timings.NewSplit(strdup(("Resolve " + dex_file.GetLocation() + " Types").c_str())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1562 | ParallelCompilationManager context(class_linker, class_loader, this, &dex_file, thread_pool); |
| 1563 | context.ForAll(0, dex_file.NumTypeIds(), ResolveType, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1564 | |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 1565 | timings.NewSplit(strdup(("Resolve " + dex_file.GetLocation() + " MethodsAndFields").c_str())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1566 | context.ForAll(0, dex_file.NumClassDefs(), ResolveClassFieldsAndMethods, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1567 | } |
| 1568 | |
| 1569 | void CompilerDriver::Verify(jobject class_loader, const std::vector<const DexFile*>& dex_files, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 1570 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1571 | for (size_t i = 0; i != dex_files.size(); ++i) { |
| 1572 | const DexFile* dex_file = dex_files[i]; |
| 1573 | CHECK(dex_file != NULL); |
| 1574 | VerifyDexFile(class_loader, *dex_file, thread_pool, timings); |
| 1575 | } |
| 1576 | } |
| 1577 | |
| 1578 | static void VerifyClass(const ParallelCompilationManager* manager, size_t class_def_index) |
| 1579 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
| 1580 | ScopedObjectAccess soa(Thread::Current()); |
| 1581 | const DexFile::ClassDef& class_def = manager->GetDexFile()->GetClassDef(class_def_index); |
| 1582 | const char* descriptor = manager->GetDexFile()->GetClassDescriptor(class_def); |
| 1583 | mirror::Class* klass = |
| 1584 | manager->GetClassLinker()->FindClass(descriptor, |
| 1585 | soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader())); |
| 1586 | if (klass == NULL) { |
| 1587 | CHECK(soa.Self()->IsExceptionPending()); |
| 1588 | soa.Self()->ClearException(); |
| 1589 | |
| 1590 | /* |
| 1591 | * At compile time, we can still structurally verify the class even if FindClass fails. |
| 1592 | * This is to ensure the class is structurally sound for compilation. An unsound class |
| 1593 | * will be rejected by the verifier and later skipped during compilation in the compiler. |
| 1594 | */ |
| 1595 | mirror::DexCache* dex_cache = manager->GetClassLinker()->FindDexCache(*manager->GetDexFile()); |
| 1596 | std::string error_msg; |
| 1597 | if (verifier::MethodVerifier::VerifyClass(manager->GetDexFile(), |
| 1598 | dex_cache, |
| 1599 | soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()), |
| 1600 | class_def_index, error_msg, true) == |
| 1601 | verifier::MethodVerifier::kHardFailure) { |
| 1602 | const DexFile::ClassDef& class_def = manager->GetDexFile()->GetClassDef(class_def_index); |
| 1603 | LOG(ERROR) << "Verification failed on class " |
| 1604 | << PrettyDescriptor(manager->GetDexFile()->GetClassDescriptor(class_def)) |
| 1605 | << " because: " << error_msg; |
| 1606 | } |
| 1607 | return; |
| 1608 | } |
| 1609 | CHECK(klass->IsResolved()) << PrettyClass(klass); |
| 1610 | manager->GetClassLinker()->VerifyClass(klass); |
| 1611 | |
| 1612 | if (klass->IsErroneous()) { |
| 1613 | // ClassLinker::VerifyClass throws, which isn't useful in the compiler. |
| 1614 | CHECK(soa.Self()->IsExceptionPending()); |
| 1615 | soa.Self()->ClearException(); |
| 1616 | } |
| 1617 | |
| 1618 | CHECK(klass->IsCompileTimeVerified() || klass->IsErroneous()) |
| 1619 | << PrettyDescriptor(klass) << ": state=" << klass->GetStatus(); |
| 1620 | soa.Self()->AssertNoPendingException(); |
| 1621 | } |
| 1622 | |
| 1623 | void CompilerDriver::VerifyDexFile(jobject class_loader, const DexFile& dex_file, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 1624 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
| 1625 | timings.NewSplit(strdup(("Verify " + dex_file.GetLocation()).c_str())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1626 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 1627 | ParallelCompilationManager context(class_linker, class_loader, this, &dex_file, thread_pool); |
| 1628 | context.ForAll(0, dex_file.NumClassDefs(), VerifyClass, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1629 | } |
| 1630 | |
| 1631 | static const char* class_initializer_black_list[] = { |
| 1632 | "Landroid/app/ActivityThread;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1633 | "Landroid/bluetooth/BluetoothAudioGateway;", // Calls android.bluetooth.BluetoothAudioGateway.classInitNative(). |
| 1634 | "Landroid/bluetooth/HeadsetBase;", // Calls android.bluetooth.HeadsetBase.classInitNative(). |
| 1635 | "Landroid/content/res/CompatibilityInfo;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. |
| 1636 | "Landroid/content/res/CompatibilityInfo$1;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. |
| 1637 | "Landroid/content/UriMatcher;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1638 | "Landroid/database/CursorWindow;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. |
| 1639 | "Landroid/database/sqlite/SQLiteConnection;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1640 | "Landroid/database/sqlite/SQLiteConnection$Operation;", // Requires SimpleDateFormat -> java.util.Locale. |
| 1641 | "Landroid/database/sqlite/SQLiteDatabaseConfiguration;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1642 | "Landroid/database/sqlite/SQLiteDebug;", // Calls android.util.Log.isLoggable. |
| 1643 | "Landroid/database/sqlite/SQLiteOpenHelper;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. |
| 1644 | "Landroid/database/sqlite/SQLiteQueryBuilder;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1645 | "Landroid/drm/DrmManagerClient;", // Calls System.loadLibrary. |
| 1646 | "Landroid/graphics/drawable/AnimatedRotateDrawable;", // Sub-class of Drawable. |
| 1647 | "Landroid/graphics/drawable/AnimationDrawable;", // Sub-class of Drawable. |
| 1648 | "Landroid/graphics/drawable/BitmapDrawable;", // Sub-class of Drawable. |
| 1649 | "Landroid/graphics/drawable/ClipDrawable;", // Sub-class of Drawable. |
| 1650 | "Landroid/graphics/drawable/ColorDrawable;", // Sub-class of Drawable. |
| 1651 | "Landroid/graphics/drawable/Drawable;", // Requires android.graphics.Rect. |
| 1652 | "Landroid/graphics/drawable/DrawableContainer;", // Sub-class of Drawable. |
| 1653 | "Landroid/graphics/drawable/GradientDrawable;", // Sub-class of Drawable. |
| 1654 | "Landroid/graphics/drawable/LayerDrawable;", // Sub-class of Drawable. |
| 1655 | "Landroid/graphics/drawable/NinePatchDrawable;", // Sub-class of Drawable. |
| 1656 | "Landroid/graphics/drawable/RotateDrawable;", // Sub-class of Drawable. |
| 1657 | "Landroid/graphics/drawable/ScaleDrawable;", // Sub-class of Drawable. |
| 1658 | "Landroid/graphics/drawable/ShapeDrawable;", // Sub-class of Drawable. |
| 1659 | "Landroid/graphics/drawable/StateListDrawable;", // Sub-class of Drawable. |
| 1660 | "Landroid/graphics/drawable/TransitionDrawable;", // Sub-class of Drawable. |
| 1661 | "Landroid/graphics/Matrix;", // Calls android.graphics.Matrix.native_create. |
| 1662 | "Landroid/graphics/Matrix$1;", // Requires Matrix. |
| 1663 | "Landroid/graphics/PixelFormat;", // Calls android.graphics.PixelFormat.nativeClassInit(). |
| 1664 | "Landroid/graphics/Rect;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1665 | "Landroid/graphics/SurfaceTexture;", // Calls android.graphics.SurfaceTexture.nativeClassInit(). |
| 1666 | "Landroid/graphics/Typeface;", // Calls android.graphics.Typeface.nativeCreate. |
| 1667 | "Landroid/inputmethodservice/ExtractEditText;", // Requires android.widget.TextView. |
| 1668 | "Landroid/media/AmrInputStream;", // Calls OsConstants.initConstants. |
| 1669 | "Landroid/media/CamcorderProfile;", // Calls OsConstants.initConstants. |
| 1670 | "Landroid/media/CameraProfile;", // Calls System.loadLibrary. |
| 1671 | "Landroid/media/DecoderCapabilities;", // Calls System.loadLibrary. |
| 1672 | "Landroid/media/EncoderCapabilities;", // Calls OsConstants.initConstants. |
| 1673 | "Landroid/media/ExifInterface;", // Calls OsConstants.initConstants. |
| 1674 | "Landroid/media/MediaCodec;", // Calls OsConstants.initConstants. |
| 1675 | "Landroid/media/MediaCodecList;", // Calls OsConstants.initConstants. |
| 1676 | "Landroid/media/MediaCrypto;", // Calls OsConstants.initConstants. |
| 1677 | "Landroid/media/MediaDrm;", // Calls OsConstants.initConstants. |
| 1678 | "Landroid/media/MediaExtractor;", // Calls OsConstants.initConstants. |
| 1679 | "Landroid/media/MediaFile;", // Requires DecoderCapabilities. |
| 1680 | "Landroid/media/MediaMetadataRetriever;", // Calls OsConstants.initConstants. |
| 1681 | "Landroid/media/MediaMuxer;", // Calls OsConstants.initConstants. |
| 1682 | "Landroid/media/MediaPlayer;", // Calls System.loadLibrary. |
| 1683 | "Landroid/media/MediaRecorder;", // Calls System.loadLibrary. |
| 1684 | "Landroid/media/MediaScanner;", // Calls System.loadLibrary. |
| 1685 | "Landroid/media/ResampleInputStream;", // Calls OsConstants.initConstants. |
| 1686 | "Landroid/media/SoundPool;", // Calls OsConstants.initConstants. |
| 1687 | "Landroid/media/videoeditor/MediaArtistNativeHelper;", // Calls OsConstants.initConstants. |
| 1688 | "Landroid/media/videoeditor/VideoEditorProfile;", // Calls OsConstants.initConstants. |
| 1689 | "Landroid/mtp/MtpDatabase;", // Calls OsConstants.initConstants. |
| 1690 | "Landroid/mtp/MtpDevice;", // Calls OsConstants.initConstants. |
| 1691 | "Landroid/mtp/MtpServer;", // Calls OsConstants.initConstants. |
| 1692 | "Landroid/net/NetworkInfo;", // Calls java.util.EnumMap.<init> -> java.lang.Enum.getSharedConstants -> System.identityHashCode. |
| 1693 | "Landroid/net/Proxy;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1694 | "Landroid/net/SSLCertificateSocketFactory;", // Requires javax.net.ssl.HttpsURLConnection. |
| 1695 | "Landroid/net/Uri;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. |
| 1696 | "Landroid/net/Uri$AbstractHierarchicalUri;", // Requires Uri. |
| 1697 | "Landroid/net/Uri$HierarchicalUri;", // Requires Uri. |
| 1698 | "Landroid/net/Uri$OpaqueUri;", // Requires Uri. |
| 1699 | "Landroid/net/Uri$StringUri;", // Requires Uri. |
| 1700 | "Landroid/net/WebAddress;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1701 | "Landroid/nfc/NdefRecord;", // Calls String.getBytes -> java.nio.charset.Charset. |
| 1702 | "Landroid/opengl/EGL14;", // Calls android.opengl.EGL14._nativeClassInit. |
| 1703 | "Landroid/opengl/GLES10;", // Calls android.opengl.GLES10._nativeClassInit. |
| 1704 | "Landroid/opengl/GLES10Ext;", // Calls android.opengl.GLES10Ext._nativeClassInit. |
| 1705 | "Landroid/opengl/GLES11;", // Requires GLES10. |
| 1706 | "Landroid/opengl/GLES11Ext;", // Calls android.opengl.GLES11Ext._nativeClassInit. |
| 1707 | "Landroid/opengl/GLES20;", // Calls android.opengl.GLES20._nativeClassInit. |
| 1708 | "Landroid/opengl/GLUtils;", // Calls android.opengl.GLUtils.nativeClassInit. |
| 1709 | "Landroid/os/Build;", // Calls -..-> android.os.SystemProperties.native_get. |
| 1710 | "Landroid/os/Build$VERSION;", // Requires Build. |
| 1711 | "Landroid/os/Debug;", // Requires android.os.Environment. |
| 1712 | "Landroid/os/Environment;", // Calls System.getenv. |
| 1713 | "Landroid/os/FileUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1714 | "Landroid/os/StrictMode;", // Calls android.util.Log.isLoggable. |
| 1715 | "Landroid/os/StrictMode$VmPolicy;", // Requires StrictMode. |
| 1716 | "Landroid/os/Trace;", // Calls android.os.Trace.nativeGetEnabledTags. |
| 1717 | "Landroid/os/UEventObserver;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. |
| 1718 | "Landroid/provider/ContactsContract;", // Calls OsConstants.initConstants. |
| 1719 | "Landroid/provider/Settings$Global;", // Calls OsConstants.initConstants. |
| 1720 | "Landroid/provider/Settings$Secure;", // Requires android.net.Uri. |
| 1721 | "Landroid/provider/Settings$System;", // Requires android.net.Uri. |
| 1722 | "Landroid/renderscript/RenderScript;", // Calls System.loadLibrary. |
| 1723 | "Landroid/server/BluetoothService;", // Calls android.server.BluetoothService.classInitNative. |
| 1724 | "Landroid/server/BluetoothEventLoop;", // Calls android.server.BluetoothEventLoop.classInitNative. |
| 1725 | "Landroid/telephony/PhoneNumberUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1726 | "Landroid/telephony/TelephonyManager;", // Calls OsConstants.initConstants. |
| 1727 | "Landroid/text/AutoText;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. |
| 1728 | "Landroid/text/Layout;", // Calls com.android.internal.util.ArrayUtils.emptyArray -> System.identityHashCode. |
| 1729 | "Landroid/text/BoringLayout;", // Requires Layout. |
| 1730 | "Landroid/text/DynamicLayout;", // Requires Layout. |
| 1731 | "Landroid/text/Html$HtmlParser;", // Calls -..-> String.toLowerCase -> java.util.Locale. |
| 1732 | "Landroid/text/StaticLayout;", // Requires Layout. |
| 1733 | "Landroid/text/TextUtils;", // Requires android.util.DisplayMetrics. |
| 1734 | "Landroid/util/DisplayMetrics;", // Calls SystemProperties.native_get_int. |
| 1735 | "Landroid/util/Patterns;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1736 | "Landroid/view/Choreographer;", // Calls SystemProperties.native_get_boolean. |
| 1737 | "Landroid/util/Patterns;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1738 | "Landroid/view/GLES20Canvas;", // Calls GLES20Canvas.nIsAvailable(). |
| 1739 | "Landroid/view/GLES20RecordingCanvas;", // Requires android.view.GLES20Canvas. |
| 1740 | "Landroid/view/GestureDetector;", // Calls android.view.GLES20Canvas.nIsAvailable. |
| 1741 | "Landroid/view/HardwareRenderer$Gl20Renderer;", // Requires SystemProperties.native_get. |
| 1742 | "Landroid/view/HardwareRenderer$GlRenderer;", // Requires SystemProperties.native_get. |
| 1743 | "Landroid/view/InputEventConsistencyVerifier;", // Requires android.os.Build. |
| 1744 | "Landroid/view/Surface;", // Requires SystemProperties.native_get. |
| 1745 | "Landroid/view/SurfaceControl;", // Calls OsConstants.initConstants. |
| 1746 | "Landroid/view/animation/AlphaAnimation;", // Requires Animation. |
| 1747 | "Landroid/view/animation/Animation;", // Calls SystemProperties.native_get_boolean. |
| 1748 | "Landroid/view/animation/AnimationSet;", // Calls OsConstants.initConstants. |
| 1749 | "Landroid/view/textservice/SpellCheckerSubtype;", // Calls Class.getDex(). |
| 1750 | "Landroid/webkit/JniUtil;", // Calls System.loadLibrary. |
| 1751 | "Landroid/webkit/PluginManager;", // // Calls OsConstants.initConstants. |
| 1752 | "Landroid/webkit/WebViewCore;", // Calls System.loadLibrary. |
| 1753 | "Landroid/webkit/WebViewFactory$Preloader;", // Calls to Class.forName. |
| 1754 | "Landroid/webkit/WebViewInputDispatcher;", // Calls Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1755 | "Landroid/webkit/URLUtil;", // Calls Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1756 | "Landroid/widget/AutoCompleteTextView;", // Requires TextView. |
| 1757 | "Landroid/widget/Button;", // Requires TextView. |
| 1758 | "Landroid/widget/CheckBox;", // Requires TextView. |
| 1759 | "Landroid/widget/CheckedTextView;", // Requires TextView. |
| 1760 | "Landroid/widget/CompoundButton;", // Requires TextView. |
| 1761 | "Landroid/widget/EditText;", // Requires TextView. |
| 1762 | "Landroid/widget/NumberPicker;", // Requires java.util.Locale. |
| 1763 | "Landroid/widget/ScrollBarDrawable;", // Sub-class of Drawable. |
| 1764 | "Landroid/widget/SearchView$SearchAutoComplete;", // Requires TextView. |
| 1765 | "Landroid/widget/Switch;", // Requires TextView. |
| 1766 | "Landroid/widget/TextView;", // Calls Paint.<init> -> Paint.native_init. |
| 1767 | "Lcom/android/i18n/phonenumbers/AsYouTypeFormatter;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1768 | "Lcom/android/i18n/phonenumbers/MetadataManager;", // Calls OsConstants.initConstants. |
| 1769 | "Lcom/android/i18n/phonenumbers/PhoneNumberMatcher;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1770 | "Lcom/android/i18n/phonenumbers/PhoneNumberUtil;", // Requires java.util.logging.LogManager. |
| 1771 | "Lcom/android/i18n/phonenumbers/geocoding/AreaCodeMap;", // Calls OsConstants.initConstants. |
| 1772 | "Lcom/android/i18n/phonenumbers/geocoding/PhoneNumberOfflineGeocoder;", // Calls OsConstants.initConstants. |
| 1773 | "Lcom/android/internal/os/SamplingProfilerIntegration;", // Calls SystemProperties.native_get_int. |
| 1774 | "Lcom/android/internal/policy/impl/PhoneWindow;", // Calls android.os.Binder.init. |
| 1775 | "Lcom/android/internal/view/menu/ActionMenuItemView;", // Requires TextView. |
| 1776 | "Lcom/android/internal/widget/DialogTitle;", // Requires TextView. |
| 1777 | "Lcom/android/org/bouncycastle/asn1/StreamUtil;", // Calls Runtime.getRuntime().maxMemory(). |
| 1778 | "Lcom/android/org/bouncycastle/asn1/pkcs/MacData;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1779 | "Lcom/android/org/bouncycastle/asn1/pkcs/RSASSAPSSparams;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1780 | "Lcom/android/org/bouncycastle/asn1/cms/SignedData;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1781 | "Lcom/android/org/bouncycastle/asn1/x509/GeneralSubtree;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1782 | "Lcom/android/org/bouncycastle/asn1/x9/X9ECParameters;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1783 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$MD5;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1784 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA1;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1785 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA256;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1786 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA384;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1787 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA512;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1788 | "Lcom/android/org/bouncycastle/crypto/engines/RSABlindedEngine;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1789 | "Lcom/android/org/bouncycastle/crypto/generators/DHKeyGeneratorHelper;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1790 | "Lcom/android/org/bouncycastle/crypto/generators/DHParametersGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1791 | "Lcom/android/org/bouncycastle/crypto/generators/DHParametersHelper;", // Calls System.getenv -> OsConstants.initConstants. |
| 1792 | "Lcom/android/org/bouncycastle/crypto/generators/DSAKeyPairGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1793 | "Lcom/android/org/bouncycastle/crypto/generators/DSAParametersGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1794 | "Lcom/android/org/bouncycastle/crypto/generators/RSAKeyPairGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1795 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/dh/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. |
| 1796 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/dsa/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. |
| 1797 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$EC;", // Calls OsConstants.initConstants. |
| 1798 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDH;", // Calls OsConstants.initConstants. |
| 1799 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDHC;", // Calls OsConstants.initConstants. |
| 1800 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDSA;", // Calls OsConstants.initConstants. |
| 1801 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECMQV;", // Calls OsConstants.initConstants. |
| 1802 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. |
| 1803 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/BCRSAPrivateCrtKey;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1804 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/BCRSAPrivateKey;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1805 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. |
| 1806 | "Lcom/android/org/bouncycastle/jcajce/provider/keystore/pkcs12/PKCS12KeyStoreSpi$BCPKCS12KeyStore;", // Calls Thread.currentThread. |
| 1807 | "Lcom/android/org/bouncycastle/jcajce/provider/keystore/pkcs12/PKCS12KeyStoreSpi;", // Calls Thread.currentThread. |
| 1808 | "Lcom/android/org/bouncycastle/jce/PKCS10CertificationRequest;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1809 | "Lcom/android/org/bouncycastle/jce/provider/CertBlacklist;", // Calls System.getenv -> OsConstants.initConstants. |
| 1810 | "Lcom/android/org/bouncycastle/jce/provider/JCERSAPrivateCrtKey;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1811 | "Lcom/android/org/bouncycastle/jce/provider/JCERSAPrivateKey;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1812 | "Lcom/android/org/bouncycastle/jce/provider/PKIXCertPathValidatorSpi;", // Calls System.getenv -> OsConstants.initConstants. |
| 1813 | "Lcom/android/org/bouncycastle/math/ec/ECConstants;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1814 | "Lcom/android/org/bouncycastle/math/ec/Tnaf;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1815 | "Lcom/android/org/bouncycastle/util/BigIntegers;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1816 | "Lcom/android/org/bouncycastle/x509/X509Util;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1817 | "Lcom/android/org/conscrypt/CipherSuite;", // Calls OsConstants.initConstants. |
| 1818 | "Lcom/android/org/conscrypt/FileClientSessionCache$CacheFile;", // Calls OsConstants.initConstants. |
| 1819 | "Lcom/android/org/conscrypt/HandshakeIODataStream;", // Calls OsConstants.initConstants. |
| 1820 | "Lcom/android/org/conscrypt/Logger;", // Calls OsConstants.initConstants. |
| 1821 | "Lcom/android/org/conscrypt/NativeCrypto;", // Calls native NativeCrypto.clinit(). |
| 1822 | "Lcom/android/org/conscrypt/OpenSSLECKeyPairGenerator;", // Calls OsConstants.initConstants. |
| 1823 | "Lcom/android/org/conscrypt/OpenSSLEngine;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1824 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacMD5;", // Calls native NativeCrypto.clinit(). |
| 1825 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA1;", // Calls native NativeCrypto.clinit(). |
| 1826 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA256;", // Calls native NativeCrypto.clinit(). |
| 1827 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA384;", // Calls native NativeCrypto.clinit(). |
| 1828 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA512;", // Calls native NativeCrypto.clinit(). |
| 1829 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$MD5;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1830 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA1;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1831 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA256;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1832 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA384;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1833 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA512;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1834 | "Lcom/android/org/conscrypt/OpenSSLX509CertPath;", // Calls OsConstants.initConstants. |
| 1835 | "Lcom/android/org/conscrypt/OpenSSLX509CertificateFactory;", // Calls OsConstants.initConstants. |
| 1836 | "Lcom/android/org/conscrypt/PRF;", // Calls OsConstants.initConstants. |
| 1837 | "Lcom/android/org/conscrypt/SSLSessionImpl;", // Calls OsConstants.initConstants. |
| 1838 | "Lcom/android/org/conscrypt/TrustedCertificateStore;", // Calls System.getenv -> OsConstants.initConstants. |
| 1839 | "Lcom/android/okhttp/ConnectionPool;", // Calls OsConstants.initConstants. |
| 1840 | "Lcom/android/okhttp/OkHttpClient;", // Calls OsConstants.initConstants. |
| 1841 | "Lcom/android/okhttp/internal/DiskLruCache;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1842 | "Lcom/android/okhttp/internal/Util;", // Calls OsConstants.initConstants. |
| 1843 | "Lcom/android/okhttp/internal/http/HttpsURLConnectionImpl;", // Calls VMClassLoader.getBootClassPathSize. |
| 1844 | "Lcom/android/okhttp/internal/spdy/SpdyConnection;", // Calls OsConstants.initConstants. |
| 1845 | "Lcom/android/okhttp/internal/spdy/SpdyReader;", // Calls OsConstants.initConstants. |
| 1846 | "Lcom/android/okhttp/internal/tls/OkHostnameVerifier;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1847 | "Lcom/google/android/gles_jni/EGLContextImpl;", // Calls com.google.android.gles_jni.EGLImpl._nativeClassInit. |
| 1848 | "Lcom/google/android/gles_jni/EGLImpl;", // Calls com.google.android.gles_jni.EGLImpl._nativeClassInit. |
| 1849 | "Lcom/google/android/gles_jni/GLImpl;", // Calls com.google.android.gles_jni.GLImpl._nativeClassInit. |
| 1850 | "Lgov/nist/core/GenericObject;", // Calls OsConstants.initConstants. |
| 1851 | "Lgov/nist/core/Host;", // Calls OsConstants.initConstants. |
| 1852 | "Lgov/nist/core/HostPort;", // Calls OsConstants.initConstants. |
| 1853 | "Lgov/nist/core/NameValue;", // Calls OsConstants.initConstants. |
| 1854 | "Lgov/nist/core/net/DefaultNetworkLayer;", // Calls OsConstants.initConstants. |
| 1855 | "Lgov/nist/javax/sip/Utils;", // Calls OsConstants.initConstants. |
| 1856 | "Lgov/nist/javax/sip/address/AddressImpl;", // Calls OsConstants.initConstants. |
| 1857 | "Lgov/nist/javax/sip/address/Authority;", // Calls OsConstants.initConstants. |
| 1858 | "Lgov/nist/javax/sip/address/GenericURI;", // Calls OsConstants.initConstants. |
| 1859 | "Lgov/nist/javax/sip/address/NetObject;", // Calls OsConstants.initConstants. |
| 1860 | "Lgov/nist/javax/sip/address/SipUri;", // Calls OsConstants.initConstants. |
| 1861 | "Lgov/nist/javax/sip/address/TelephoneNumber;", // Calls OsConstants.initConstants. |
| 1862 | "Lgov/nist/javax/sip/address/UserInfo;", // Calls OsConstants.initConstants. |
| 1863 | "Lgov/nist/javax/sip/header/Accept;", // Calls OsConstants.initConstants. |
| 1864 | "Lgov/nist/javax/sip/header/AcceptEncoding;", // Calls OsConstants.initConstants. |
| 1865 | "Lgov/nist/javax/sip/header/AcceptLanguage;", // Calls OsConstants.initConstants. |
| 1866 | "Lgov/nist/javax/sip/header/AddressParametersHeader;", // Calls OsConstants.initConstants. |
| 1867 | "Lgov/nist/javax/sip/header/AlertInfoList;", // Calls OsConstants.initConstants. |
| 1868 | "Lgov/nist/javax/sip/header/AllowEvents;", // Calls OsConstants.initConstants. |
| 1869 | "Lgov/nist/javax/sip/header/AllowEventsList;", // Calls OsConstants.initConstants. |
| 1870 | "Lgov/nist/javax/sip/header/AuthenticationInfo;", // Calls OsConstants.initConstants. |
| 1871 | "Lgov/nist/javax/sip/header/Authorization;", // Calls OsConstants.initConstants. |
| 1872 | "Lgov/nist/javax/sip/header/CSeq;", // Calls OsConstants.initConstants. |
| 1873 | "Lgov/nist/javax/sip/header/CallIdentifier;", // Calls OsConstants.initConstants. |
| 1874 | "Lgov/nist/javax/sip/header/Challenge;", // Calls OsConstants.initConstants. |
| 1875 | "Lgov/nist/javax/sip/header/ContactList;", // Calls OsConstants.initConstants. |
| 1876 | "Lgov/nist/javax/sip/header/ContentEncoding;", // Calls OsConstants.initConstants. |
| 1877 | "Lgov/nist/javax/sip/header/ContentEncodingList;", // Calls OsConstants.initConstants. |
| 1878 | "Lgov/nist/javax/sip/header/ContentLanguageList;", // Calls OsConstants.initConstants. |
| 1879 | "Lgov/nist/javax/sip/header/ContentType;", // Calls OsConstants.initConstants. |
| 1880 | "Lgov/nist/javax/sip/header/Credentials;", // Calls OsConstants.initConstants. |
| 1881 | "Lgov/nist/javax/sip/header/ErrorInfoList;", // Calls OsConstants.initConstants. |
| 1882 | "Lgov/nist/javax/sip/header/Expires;", // Calls OsConstants.initConstants. |
| 1883 | "Lgov/nist/javax/sip/header/From;", // Calls OsConstants.initConstants. |
| 1884 | "Lgov/nist/javax/sip/header/MimeVersion;", // Calls OsConstants.initConstants. |
| 1885 | "Lgov/nist/javax/sip/header/NameMap;", // Calls OsConstants.initConstants. |
| 1886 | "Lgov/nist/javax/sip/header/Priority;", // Calls OsConstants.initConstants. |
| 1887 | "Lgov/nist/javax/sip/header/Protocol;", // Calls OsConstants.initConstants. |
| 1888 | "Lgov/nist/javax/sip/header/ProxyAuthenticate;", // Calls OsConstants.initConstants. |
| 1889 | "Lgov/nist/javax/sip/header/ProxyAuthenticateList;", // Calls OsConstants.initConstants. |
| 1890 | "Lgov/nist/javax/sip/header/ProxyAuthorizationList;", // Calls OsConstants.initConstants. |
| 1891 | "Lgov/nist/javax/sip/header/ProxyRequire;", // Calls OsConstants.initConstants. |
| 1892 | "Lgov/nist/javax/sip/header/ProxyRequireList;", // Calls OsConstants.initConstants. |
| 1893 | "Lgov/nist/javax/sip/header/RSeq;", // Calls OsConstants.initConstants. |
| 1894 | "Lgov/nist/javax/sip/header/RecordRoute;", // Calls OsConstants.initConstants. |
| 1895 | "Lgov/nist/javax/sip/header/ReferTo;", // Calls OsConstants.initConstants. |
| 1896 | "Lgov/nist/javax/sip/header/RequestLine;", // Calls OsConstants.initConstants. |
| 1897 | "Lgov/nist/javax/sip/header/Require;", // Calls OsConstants.initConstants. |
| 1898 | "Lgov/nist/javax/sip/header/RetryAfter;", // Calls OsConstants.initConstants. |
| 1899 | "Lgov/nist/javax/sip/header/SIPETag;", // Calls OsConstants.initConstants. |
| 1900 | "Lgov/nist/javax/sip/header/SIPHeader;", // Calls OsConstants.initConstants. |
| 1901 | "Lgov/nist/javax/sip/header/SIPHeaderNamesCache;", // Calls OsConstants.initConstants. |
| 1902 | "Lgov/nist/javax/sip/header/StatusLine;", // Calls OsConstants.initConstants. |
| 1903 | "Lgov/nist/javax/sip/header/SubscriptionState;", // Calls OsConstants.initConstants. |
| 1904 | "Lgov/nist/javax/sip/header/TimeStamp;", // Calls OsConstants.initConstants. |
| 1905 | "Lgov/nist/javax/sip/header/UserAgent;", // Calls OsConstants.initConstants. |
| 1906 | "Lgov/nist/javax/sip/header/Unsupported;", // Calls OsConstants.initConstants. |
| 1907 | "Lgov/nist/javax/sip/header/Warning;", // Calls OsConstants.initConstants. |
| 1908 | "Lgov/nist/javax/sip/header/ViaList;", // Calls OsConstants.initConstants. |
| 1909 | "Lgov/nist/javax/sip/header/extensions/Join;", // Calls OsConstants.initConstants. |
| 1910 | "Lgov/nist/javax/sip/header/extensions/References;", // Calls OsConstants.initConstants. |
| 1911 | "Lgov/nist/javax/sip/header/extensions/Replaces;", // Calls OsConstants.initConstants. |
| 1912 | "Lgov/nist/javax/sip/header/ims/PAccessNetworkInfo;", // Calls OsConstants.initConstants. |
| 1913 | "Lgov/nist/javax/sip/header/ims/PAssertedIdentity;", // Calls OsConstants.initConstants. |
| 1914 | "Lgov/nist/javax/sip/header/ims/PAssertedIdentityList;", // Calls OsConstants.initConstants. |
| 1915 | "Lgov/nist/javax/sip/header/ims/PAssociatedURI;", // Calls OsConstants.initConstants. |
| 1916 | "Lgov/nist/javax/sip/header/ims/PCalledPartyID;", // Calls OsConstants.initConstants. |
| 1917 | "Lgov/nist/javax/sip/header/ims/PChargingVector;", // Calls OsConstants.initConstants. |
| 1918 | "Lgov/nist/javax/sip/header/ims/PPreferredIdentity;", // Calls OsConstants.initConstants. |
| 1919 | "Lgov/nist/javax/sip/header/ims/PVisitedNetworkIDList;", // Calls OsConstants.initConstants. |
| 1920 | "Lgov/nist/javax/sip/header/ims/PathList;", // Calls OsConstants.initConstants. |
| 1921 | "Lgov/nist/javax/sip/header/ims/SecurityAgree;", // Calls OsConstants.initConstants. |
| 1922 | "Lgov/nist/javax/sip/header/ims/SecurityClient;", // Calls OsConstants.initConstants. |
| 1923 | "Lgov/nist/javax/sip/header/ims/ServiceRoute;", // Calls OsConstants.initConstants. |
| 1924 | "Ljava/io/Console;", // Has FileDescriptor(s). |
| 1925 | "Ljava/io/File;", // Calls to Random.<init> -> System.currentTimeMillis -> OsConstants.initConstants. |
| 1926 | "Ljava/io/FileDescriptor;", // Requires libcore.io.OsConstants. |
| 1927 | "Ljava/io/ObjectInputStream;", // Requires java.lang.ClassLoader$SystemClassLoader. |
| 1928 | "Ljava/io/ObjectStreamClass;", // Calls to Class.forName -> java.io.FileDescriptor. |
| 1929 | "Ljava/io/ObjectStreamConstants;", // Instance of non-image class SerializablePermission. |
| 1930 | "Ljava/lang/ClassLoader$SystemClassLoader;", // Calls System.getProperty -> OsConstants.initConstants. |
| 1931 | "Ljava/lang/HexStringParser;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1932 | "Ljava/lang/ProcessManager;", // Calls Thread.currentThread. |
| 1933 | "Ljava/lang/Runtime;", // Calls System.getProperty -> OsConstants.initConstants. |
| 1934 | "Ljava/lang/System;", // Calls OsConstants.initConstants. |
| 1935 | "Ljava/math/BigDecimal;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1936 | "Ljava/math/BigInteger;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1937 | "Ljava/math/Primality;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1938 | "Ljava/math/Multiplication;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1939 | "Ljava/net/InetAddress;", // Requires libcore.io.OsConstants. |
| 1940 | "Ljava/net/Inet4Address;", // Sub-class of InetAddress. |
| 1941 | "Ljava/net/Inet6Address;", // Sub-class of InetAddress. |
| 1942 | "Ljava/net/InetUnixAddress;", // Sub-class of InetAddress. |
| 1943 | "Ljava/nio/charset/Charset;", // Calls Charset.getDefaultCharset -> System.getProperty -> OsConstants.initConstants. |
| 1944 | "Ljava/nio/charset/CharsetICU;", // Sub-class of Charset. |
| 1945 | "Ljava/nio/charset/Charsets;", // Calls Charset.forName. |
| 1946 | "Ljava/nio/charset/StandardCharsets;", // Calls OsConstants.initConstants. |
| 1947 | "Ljava/security/AlgorithmParameterGenerator;", // Calls OsConstants.initConstants. |
| 1948 | "Ljava/security/KeyPairGenerator$KeyPairGeneratorImpl;", // Calls OsConstants.initConstants. |
| 1949 | "Ljava/security/KeyPairGenerator;", // Calls OsConstants.initConstants. |
| 1950 | "Ljava/security/Security;", // Tries to do disk IO for "security.properties". |
| 1951 | "Ljava/security/spec/RSAKeyGenParameterSpec;", // java.math.NativeBN.BN_new() |
| 1952 | "Ljava/sql/Date;", // Calls OsConstants.initConstants. |
| 1953 | "Ljava/sql/DriverManager;", // Calls OsConstants.initConstants. |
| 1954 | "Ljava/sql/Time;", // Calls OsConstants.initConstants. |
| 1955 | "Ljava/sql/Timestamp;", // Calls OsConstants.initConstants. |
| 1956 | "Ljava/util/Date;", // Calls Date.<init> -> System.currentTimeMillis -> OsConstants.initConstants. |
| 1957 | "Ljava/util/ListResourceBundle;", // Calls OsConstants.initConstants. |
| 1958 | "Ljava/util/Locale;", // Calls System.getProperty -> OsConstants.initConstants. |
| 1959 | "Ljava/util/PropertyResourceBundle;", // Calls OsConstants.initConstants. |
| 1960 | "Ljava/util/ResourceBundle;", // Calls OsConstants.initConstants. |
| 1961 | "Ljava/util/ResourceBundle$MissingBundle;", // Calls OsConstants.initConstants. |
| 1962 | "Ljava/util/Scanner;", // regex.Pattern.compileImpl. |
| 1963 | "Ljava/util/SimpleTimeZone;", // Sub-class of TimeZone. |
| 1964 | "Ljava/util/TimeZone;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1965 | "Ljava/util/concurrent/ConcurrentHashMap$Segment;", // Calls Runtime.getRuntime().availableProcessors(). |
| 1966 | "Ljava/util/concurrent/ConcurrentSkipListMap;", // Calls OsConstants.initConstants. |
| 1967 | "Ljava/util/concurrent/Exchanger;", // Calls OsConstants.initConstants. |
| 1968 | "Ljava/util/concurrent/ForkJoinPool;", // Calls OsConstants.initConstants. |
| 1969 | "Ljava/util/concurrent/LinkedTransferQueue;", // Calls OsConstants.initConstants. |
| 1970 | "Ljava/util/concurrent/Phaser;", // Calls OsConstants.initConstants. |
| 1971 | "Ljava/util/concurrent/ScheduledThreadPoolExecutor;", // Calls AtomicLong.VMSupportsCS8() |
| 1972 | "Ljava/util/concurrent/SynchronousQueue;", // Calls OsConstants.initConstants. |
| 1973 | "Ljava/util/concurrent/atomic/AtomicLong;", // Calls AtomicLong.VMSupportsCS8() |
| 1974 | "Ljava/util/logging/LogManager;", // Calls System.getProperty -> OsConstants.initConstants. |
| 1975 | "Ljava/util/prefs/AbstractPreferences;", // Calls OsConstants.initConstants. |
| 1976 | "Ljava/util/prefs/FilePreferencesImpl;", // Calls OsConstants.initConstants. |
| 1977 | "Ljava/util/prefs/FilePreferencesFactoryImpl;", // Calls OsConstants.initConstants. |
| 1978 | "Ljava/util/prefs/Preferences;", // Calls OsConstants.initConstants. |
| 1979 | "Ljavax/crypto/KeyAgreement;", // Calls OsConstants.initConstants. |
| 1980 | "Ljavax/crypto/KeyGenerator;", // Calls OsConstants.initConstants. |
| 1981 | "Ljavax/security/cert/X509Certificate;", // Calls VMClassLoader.getBootClassPathSize. |
| 1982 | "Ljavax/security/cert/X509Certificate$1;", // Calls VMClassLoader.getBootClassPathSize. |
| 1983 | "Ljavax/microedition/khronos/egl/EGL10;", // Requires EGLContext. |
| 1984 | "Ljavax/microedition/khronos/egl/EGLContext;", // Requires com.google.android.gles_jni.EGLImpl. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1985 | "Ljavax/xml/datatype/DatatypeConstants;", // Calls OsConstants.initConstants. |
| 1986 | "Ljavax/xml/datatype/FactoryFinder;", // Calls OsConstants.initConstants. |
| 1987 | "Ljavax/xml/namespace/QName;", // Calls OsConstants.initConstants. |
| 1988 | "Ljavax/xml/validation/SchemaFactoryFinder;", // Calls OsConstants.initConstants. |
| 1989 | "Ljavax/xml/xpath/XPathConstants;", // Calls OsConstants.initConstants. |
| 1990 | "Ljavax/xml/xpath/XPathFactoryFinder;", // Calls OsConstants.initConstants. |
| 1991 | "Llibcore/icu/LocaleData;", // Requires java.util.Locale. |
| 1992 | "Llibcore/icu/TimeZoneNames;", // Requires java.util.TimeZone. |
| 1993 | "Llibcore/io/IoUtils;", // Calls Random.<init> -> System.currentTimeMillis -> FileDescriptor -> OsConstants.initConstants. |
| 1994 | "Llibcore/io/OsConstants;", // Platform specific. |
| 1995 | "Llibcore/net/MimeUtils;", // Calls libcore.net.MimeUtils.getContentTypesPropertiesStream -> System.getProperty. |
| 1996 | "Llibcore/reflect/Types;", // Calls OsConstants.initConstants. |
| 1997 | "Llibcore/util/ZoneInfo;", // Sub-class of TimeZone. |
| 1998 | "Llibcore/util/ZoneInfoDB;", // Calls System.getenv -> OsConstants.initConstants. |
| 1999 | "Lorg/apache/commons/logging/LogFactory;", // Calls System.getProperty. |
| 2000 | "Lorg/apache/commons/logging/impl/LogFactoryImpl;", // Calls OsConstants.initConstants. |
| 2001 | "Lorg/apache/harmony/security/fortress/Services;", // Calls ClassLoader.getSystemClassLoader -> System.getProperty. |
| 2002 | "Lorg/apache/harmony/security/provider/cert/X509CertFactoryImpl;", // Requires java.nio.charsets.Charsets. |
| 2003 | "Lorg/apache/harmony/security/provider/crypto/RandomBitsSupplier;", // Requires java.io.File. |
| 2004 | "Lorg/apache/harmony/security/utils/AlgNameMapper;", // Requires java.util.Locale. |
| 2005 | "Lorg/apache/harmony/security/pkcs10/CertificationRequest;", // Calls Thread.currentThread. |
| 2006 | "Lorg/apache/harmony/security/pkcs10/CertificationRequestInfo;", // Calls Thread.currentThread. |
| 2007 | "Lorg/apache/harmony/security/pkcs7/AuthenticatedAttributes;", // Calls Thread.currentThread. |
| 2008 | "Lorg/apache/harmony/security/pkcs7/SignedData;", // Calls Thread.currentThread. |
| 2009 | "Lorg/apache/harmony/security/pkcs7/SignerInfo;", // Calls Thread.currentThread. |
| 2010 | "Lorg/apache/harmony/security/pkcs8/PrivateKeyInfo;", // Calls Thread.currentThread. |
| 2011 | "Lorg/apache/harmony/security/provider/crypto/SHA1PRNG_SecureRandomImpl;", // Calls OsConstants.initConstants. |
| 2012 | "Lorg/apache/harmony/security/x501/AttributeTypeAndValue;", // Calls IntegralToString.convertInt -> Thread.currentThread. |
| 2013 | "Lorg/apache/harmony/security/x501/DirectoryString;", // Requires BigInteger. |
| 2014 | "Lorg/apache/harmony/security/x501/Name;", // Requires org.apache.harmony.security.x501.AttributeTypeAndValue. |
| 2015 | "Lorg/apache/harmony/security/x509/AccessDescription;", // Calls Thread.currentThread. |
| 2016 | "Lorg/apache/harmony/security/x509/AuthorityKeyIdentifier;", // Calls Thread.currentThread. |
| 2017 | "Lorg/apache/harmony/security/x509/CRLDistributionPoints;", // Calls Thread.currentThread. |
| 2018 | "Lorg/apache/harmony/security/x509/Certificate;", // Requires org.apache.harmony.security.x509.TBSCertificate. |
| 2019 | "Lorg/apache/harmony/security/x509/CertificateIssuer;", // Calls Thread.currentThread. |
| 2020 | "Lorg/apache/harmony/security/x509/CertificateList;", // Calls Thread.currentThread. |
| 2021 | "Lorg/apache/harmony/security/x509/DistributionPoint;", // Calls Thread.currentThread. |
| 2022 | "Lorg/apache/harmony/security/x509/DistributionPointName;", // Calls Thread.currentThread. |
| 2023 | "Lorg/apache/harmony/security/x509/EDIPartyName;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 2024 | "Lorg/apache/harmony/security/x509/GeneralName;", // Requires org.apache.harmony.security.x501.Name. |
| 2025 | "Lorg/apache/harmony/security/x509/GeneralNames;", // Requires GeneralName. |
| 2026 | "Lorg/apache/harmony/security/x509/GeneralSubtree;", // Calls Thread.currentThread. |
| 2027 | "Lorg/apache/harmony/security/x509/GeneralSubtrees;", // Calls Thread.currentThread. |
| 2028 | "Lorg/apache/harmony/security/x509/InfoAccessSyntax;", // Calls Thread.currentThread. |
| 2029 | "Lorg/apache/harmony/security/x509/IssuingDistributionPoint;", // Calls Thread.currentThread. |
| 2030 | "Lorg/apache/harmony/security/x509/NameConstraints;", // Calls Thread.currentThread. |
| 2031 | "Lorg/apache/harmony/security/x509/TBSCertList$RevokedCertificate;", // Calls NativeBN.BN_new(). |
| 2032 | "Lorg/apache/harmony/security/x509/TBSCertList;", // Calls Thread.currentThread. |
| 2033 | "Lorg/apache/harmony/security/x509/TBSCertificate;", // Requires org.apache.harmony.security.x501.Name. |
| 2034 | "Lorg/apache/harmony/security/x509/Time;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 2035 | "Lorg/apache/harmony/security/x509/Validity;", // Requires x509.Time. |
| 2036 | "Lorg/apache/harmony/security/x509/tsp/TSTInfo;", // Calls Thread.currentThread. |
| 2037 | "Lorg/apache/harmony/xml/ExpatParser;", // Calls native ExpatParser.staticInitialize. |
| 2038 | "Lorg/apache/harmony/xml/ExpatParser$EntityParser;", // Calls ExpatParser.staticInitialize. |
| 2039 | "Lorg/apache/http/conn/params/ConnRouteParams;", // Requires java.util.Locale. |
| 2040 | "Lorg/apache/http/conn/ssl/SSLSocketFactory;", // Calls java.security.Security.getProperty. |
| 2041 | "Lorg/apache/http/conn/util/InetAddressUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 2042 | }; |
| 2043 | |
| 2044 | static void InitializeClass(const ParallelCompilationManager* manager, size_t class_def_index) |
| 2045 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
| 2046 | const DexFile::ClassDef& class_def = manager->GetDexFile()->GetClassDef(class_def_index); |
| 2047 | ScopedObjectAccess soa(Thread::Current()); |
| 2048 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()); |
| 2049 | const char* descriptor = manager->GetDexFile()->GetClassDescriptor(class_def); |
| 2050 | mirror::Class* klass = manager->GetClassLinker()->FindClass(descriptor, class_loader); |
| 2051 | bool compiling_boot = Runtime::Current()->GetHeap()->GetContinuousSpaces().size() == 1; |
| 2052 | bool can_init_static_fields = compiling_boot && |
| 2053 | manager->GetCompiler()->IsImageClass(descriptor); |
| 2054 | if (klass != NULL) { |
| 2055 | // We don't want class initialization occurring on multiple threads due to deadlock problems. |
| 2056 | // For example, a parent class is initialized (holding its lock) that refers to a sub-class |
| 2057 | // in its static/class initializer causing it to try to acquire the sub-class' lock. While |
| 2058 | // on a second thread the sub-class is initialized (holding its lock) after first initializing |
| 2059 | // its parents, whose locks are acquired. This leads to a parent-to-child and a child-to-parent |
| 2060 | // lock ordering and consequent potential deadlock. |
| 2061 | // We need to use an ObjectLock due to potential suspension in the interpreting code. Rather |
| 2062 | // than use a special Object for the purpose we use the Class of java.lang.Class. |
| 2063 | ObjectLock lock1(soa.Self(), klass->GetClass()); |
| 2064 | // The lock required to initialize the class. |
| 2065 | ObjectLock lock2(soa.Self(), klass); |
| 2066 | // Only try to initialize classes that were successfully verified. |
| 2067 | if (klass->IsVerified()) { |
| 2068 | manager->GetClassLinker()->EnsureInitialized(klass, false, can_init_static_fields); |
| 2069 | if (soa.Self()->IsExceptionPending()) { |
| 2070 | soa.Self()->GetException(NULL)->Dump(); |
| 2071 | } |
| 2072 | if (!klass->IsInitialized()) { |
| 2073 | if (can_init_static_fields) { |
Brian Carlstrom | d792cc1 | 2013-07-25 10:50:39 -0700 | [diff] [blame] | 2074 | // NoPreloadHolder inner class implies this should not be initialized early. |
| 2075 | bool is_black_listed = StringPiece(descriptor).ends_with("$NoPreloadHolder;"); |
| 2076 | if (!is_black_listed) { |
| 2077 | for (size_t i = 0; i < arraysize(class_initializer_black_list); ++i) { |
| 2078 | if (StringPiece(descriptor) == class_initializer_black_list[i]) { |
| 2079 | is_black_listed = true; |
| 2080 | break; |
| 2081 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2082 | } |
| 2083 | } |
| 2084 | if (!is_black_listed) { |
| 2085 | LOG(INFO) << "Initializing: " << descriptor; |
Brian Carlstrom | 2ce745c | 2013-07-17 17:44:30 -0700 | [diff] [blame] | 2086 | if (StringPiece(descriptor) == "Ljava/lang/Void;") { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2087 | // Hand initialize j.l.Void to avoid Dex file operations in un-started runtime. |
| 2088 | mirror::ObjectArray<mirror::Field>* fields = klass->GetSFields(); |
| 2089 | CHECK_EQ(fields->GetLength(), 1); |
| 2090 | fields->Get(0)->SetObj(klass, manager->GetClassLinker()->FindPrimitiveClass('V')); |
| 2091 | klass->SetStatus(mirror::Class::kStatusInitialized); |
| 2092 | } else { |
| 2093 | manager->GetClassLinker()->EnsureInitialized(klass, true, can_init_static_fields); |
| 2094 | } |
| 2095 | soa.Self()->AssertNoPendingException(); |
| 2096 | } |
| 2097 | } |
| 2098 | } |
| 2099 | // If successfully initialized place in SSB array. |
| 2100 | if (klass->IsInitialized()) { |
| 2101 | klass->GetDexCache()->GetInitializedStaticStorage()->Set(klass->GetDexTypeIndex(), klass); |
| 2102 | } |
| 2103 | } |
| 2104 | // Record the final class status if necessary. |
| 2105 | mirror::Class::Status status = klass->GetStatus(); |
| 2106 | ClassReference ref(manager->GetDexFile(), class_def_index); |
| 2107 | CompiledClass* compiled_class = manager->GetCompiler()->GetCompiledClass(ref); |
| 2108 | if (compiled_class == NULL) { |
| 2109 | compiled_class = new CompiledClass(status); |
| 2110 | manager->GetCompiler()->RecordClassStatus(ref, compiled_class); |
| 2111 | } else { |
| 2112 | DCHECK_GE(status, compiled_class->GetStatus()) << descriptor; |
| 2113 | } |
| 2114 | } |
| 2115 | // Clear any class not found or verification exceptions. |
| 2116 | soa.Self()->ClearException(); |
| 2117 | } |
| 2118 | |
| 2119 | void CompilerDriver::InitializeClasses(jobject jni_class_loader, const DexFile& dex_file, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 2120 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
| 2121 | timings.NewSplit(strdup(("InitializeNoClinit " + dex_file.GetLocation()).c_str())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2122 | #ifndef NDEBUG |
| 2123 | for (size_t i = 0; i < arraysize(class_initializer_black_list); ++i) { |
| 2124 | const char* descriptor = class_initializer_black_list[i]; |
| 2125 | CHECK(IsValidDescriptor(descriptor)) << descriptor; |
| 2126 | } |
| 2127 | #endif |
| 2128 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 2129 | ParallelCompilationManager context(class_linker, jni_class_loader, this, &dex_file, thread_pool); |
| 2130 | context.ForAll(0, dex_file.NumClassDefs(), InitializeClass, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2131 | } |
| 2132 | |
| 2133 | void CompilerDriver::InitializeClasses(jobject class_loader, |
| 2134 | const std::vector<const DexFile*>& dex_files, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 2135 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2136 | for (size_t i = 0; i != dex_files.size(); ++i) { |
| 2137 | const DexFile* dex_file = dex_files[i]; |
| 2138 | CHECK(dex_file != NULL); |
| 2139 | InitializeClasses(class_loader, *dex_file, thread_pool, timings); |
| 2140 | } |
| 2141 | } |
| 2142 | |
| 2143 | void CompilerDriver::Compile(jobject class_loader, const std::vector<const DexFile*>& dex_files, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 2144 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2145 | for (size_t i = 0; i != dex_files.size(); ++i) { |
| 2146 | const DexFile* dex_file = dex_files[i]; |
| 2147 | CHECK(dex_file != NULL); |
| 2148 | CompileDexFile(class_loader, *dex_file, thread_pool, timings); |
| 2149 | } |
| 2150 | } |
| 2151 | |
| 2152 | void CompilerDriver::CompileClass(const ParallelCompilationManager* manager, size_t class_def_index) { |
| 2153 | jobject jclass_loader = manager->GetClassLoader(); |
| 2154 | const DexFile& dex_file = *manager->GetDexFile(); |
| 2155 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
| 2156 | { |
| 2157 | ScopedObjectAccess soa(Thread::Current()); |
| 2158 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(jclass_loader); |
| 2159 | if (SkipClass(class_loader, dex_file, class_def)) { |
| 2160 | return; |
| 2161 | } |
| 2162 | } |
| 2163 | ClassReference ref(&dex_file, class_def_index); |
| 2164 | // Skip compiling classes with generic verifier failures since they will still fail at runtime |
| 2165 | if (verifier::MethodVerifier::IsClassRejected(ref)) { |
| 2166 | return; |
| 2167 | } |
| 2168 | const byte* class_data = dex_file.GetClassData(class_def); |
| 2169 | if (class_data == NULL) { |
| 2170 | // empty class, probably a marker interface |
| 2171 | return; |
| 2172 | } |
| 2173 | // Can we run DEX-to-DEX compiler on this class ? |
| 2174 | bool allow_dex_compilation; |
| 2175 | { |
| 2176 | ScopedObjectAccess soa(Thread::Current()); |
| 2177 | mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(jclass_loader); |
| 2178 | allow_dex_compilation = IsDexToDexCompilationAllowed(class_loader, dex_file, class_def); |
| 2179 | } |
| 2180 | ClassDataItemIterator it(dex_file, class_data); |
| 2181 | // Skip fields |
| 2182 | while (it.HasNextStaticField()) { |
| 2183 | it.Next(); |
| 2184 | } |
| 2185 | while (it.HasNextInstanceField()) { |
| 2186 | it.Next(); |
| 2187 | } |
| 2188 | // Compile direct methods |
| 2189 | int64_t previous_direct_method_idx = -1; |
| 2190 | while (it.HasNextDirectMethod()) { |
| 2191 | uint32_t method_idx = it.GetMemberIndex(); |
| 2192 | if (method_idx == previous_direct_method_idx) { |
| 2193 | // smali can create dex files with two encoded_methods sharing the same method_idx |
| 2194 | // http://code.google.com/p/smali/issues/detail?id=119 |
| 2195 | it.Next(); |
| 2196 | continue; |
| 2197 | } |
| 2198 | previous_direct_method_idx = method_idx; |
| 2199 | manager->GetCompiler()->CompileMethod(it.GetMethodCodeItem(), it.GetMemberAccessFlags(), |
| 2200 | it.GetMethodInvokeType(class_def), class_def_index, |
| 2201 | method_idx, jclass_loader, dex_file, allow_dex_compilation); |
| 2202 | it.Next(); |
| 2203 | } |
| 2204 | // Compile virtual methods |
| 2205 | int64_t previous_virtual_method_idx = -1; |
| 2206 | while (it.HasNextVirtualMethod()) { |
| 2207 | uint32_t method_idx = it.GetMemberIndex(); |
| 2208 | if (method_idx == previous_virtual_method_idx) { |
| 2209 | // smali can create dex files with two encoded_methods sharing the same method_idx |
| 2210 | // http://code.google.com/p/smali/issues/detail?id=119 |
| 2211 | it.Next(); |
| 2212 | continue; |
| 2213 | } |
| 2214 | previous_virtual_method_idx = method_idx; |
| 2215 | manager->GetCompiler()->CompileMethod(it.GetMethodCodeItem(), it.GetMemberAccessFlags(), |
| 2216 | it.GetMethodInvokeType(class_def), class_def_index, |
| 2217 | method_idx, jclass_loader, dex_file, allow_dex_compilation); |
| 2218 | it.Next(); |
| 2219 | } |
| 2220 | DCHECK(!it.HasNext()); |
| 2221 | } |
| 2222 | |
| 2223 | void CompilerDriver::CompileDexFile(jobject class_loader, const DexFile& dex_file, |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 2224 | ThreadPool& thread_pool, base::TimingLogger& timings) { |
| 2225 | timings.NewSplit(strdup(("Compile " + dex_file.GetLocation()).c_str())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2226 | ParallelCompilationManager context(NULL, class_loader, this, &dex_file, thread_pool); |
| 2227 | context.ForAll(0, dex_file.NumClassDefs(), CompilerDriver::CompileClass, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2228 | } |
| 2229 | |
| 2230 | void CompilerDriver::CompileMethod(const DexFile::CodeItem* code_item, uint32_t access_flags, |
| 2231 | InvokeType invoke_type, uint32_t class_def_idx, |
| 2232 | uint32_t method_idx, jobject class_loader, |
| 2233 | const DexFile& dex_file, |
| 2234 | bool allow_dex_to_dex_compilation) { |
| 2235 | CompiledMethod* compiled_method = NULL; |
| 2236 | uint64_t start_ns = NanoTime(); |
| 2237 | |
| 2238 | if ((access_flags & kAccNative) != 0) { |
| 2239 | compiled_method = (*jni_compiler_)(*this, access_flags, method_idx, dex_file); |
| 2240 | CHECK(compiled_method != NULL); |
| 2241 | } else if ((access_flags & kAccAbstract) != 0) { |
| 2242 | } else { |
Sebastien Hertz | 4d4adb1 | 2013-07-24 16:14:19 +0200 | [diff] [blame^] | 2243 | bool compile = verifier::MethodVerifier::IsCandidateForCompilation(code_item, access_flags); |
| 2244 | if (compile) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2245 | CompilerFn compiler = compiler_; |
| 2246 | #ifdef ART_SEA_IR_MODE |
| 2247 | bool use_sea = Runtime::Current()->IsSeaIRMode(); |
Brian Carlstrom | 1db9113 | 2013-07-12 18:05:20 -0700 | [diff] [blame] | 2248 | use_sea = use_sea && (std::string::npos != PrettyMethod(method_idx, dex_file).find("fibonacci")); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2249 | if (use_sea) { |
| 2250 | compiler = sea_ir_compiler_; |
| 2251 | } |
| 2252 | #endif |
| 2253 | compiled_method = (*compiler)(*this, code_item, access_flags, invoke_type, class_def_idx, |
| 2254 | method_idx, class_loader, dex_file); |
| 2255 | CHECK(compiled_method != NULL) << PrettyMethod(method_idx, dex_file); |
| 2256 | } else if (allow_dex_to_dex_compilation) { |
| 2257 | // TODO: add a mode to disable DEX-to-DEX compilation ? |
| 2258 | compiled_method = (*dex_to_dex_compiler_)(*this, code_item, access_flags, |
| 2259 | invoke_type, class_def_idx, |
| 2260 | method_idx, class_loader, dex_file); |
| 2261 | // No native code is generated. |
| 2262 | CHECK(compiled_method == NULL) << PrettyMethod(method_idx, dex_file); |
| 2263 | } |
| 2264 | } |
| 2265 | uint64_t duration_ns = NanoTime() - start_ns; |
| 2266 | #ifdef ART_USE_PORTABLE_COMPILER |
| 2267 | const uint64_t kWarnMilliSeconds = 1000; |
| 2268 | #else |
| 2269 | const uint64_t kWarnMilliSeconds = 100; |
| 2270 | #endif |
| 2271 | if (duration_ns > MsToNs(kWarnMilliSeconds)) { |
| 2272 | LOG(WARNING) << "Compilation of " << PrettyMethod(method_idx, dex_file) |
| 2273 | << " took " << PrettyDuration(duration_ns); |
| 2274 | } |
| 2275 | |
| 2276 | Thread* self = Thread::Current(); |
| 2277 | if (compiled_method != NULL) { |
| 2278 | MethodReference ref(&dex_file, method_idx); |
| 2279 | CHECK(GetCompiledMethod(ref) == NULL) << PrettyMethod(method_idx, dex_file); |
| 2280 | { |
| 2281 | MutexLock mu(self, compiled_methods_lock_); |
| 2282 | compiled_methods_.Put(ref, compiled_method); |
| 2283 | } |
| 2284 | DCHECK(GetCompiledMethod(ref) != NULL) << PrettyMethod(method_idx, dex_file); |
| 2285 | } |
| 2286 | |
| 2287 | if (self->IsExceptionPending()) { |
| 2288 | ScopedObjectAccess soa(self); |
| 2289 | LOG(FATAL) << "Unexpected exception compiling: " << PrettyMethod(method_idx, dex_file) << "\n" |
| 2290 | << self->GetException(NULL)->Dump(); |
| 2291 | } |
| 2292 | } |
| 2293 | |
| 2294 | CompiledClass* CompilerDriver::GetCompiledClass(ClassReference ref) const { |
| 2295 | MutexLock mu(Thread::Current(), compiled_classes_lock_); |
| 2296 | ClassTable::const_iterator it = compiled_classes_.find(ref); |
| 2297 | if (it == compiled_classes_.end()) { |
| 2298 | return NULL; |
| 2299 | } |
| 2300 | CHECK(it->second != NULL); |
| 2301 | return it->second; |
| 2302 | } |
| 2303 | |
| 2304 | CompiledMethod* CompilerDriver::GetCompiledMethod(MethodReference ref) const { |
| 2305 | MutexLock mu(Thread::Current(), compiled_methods_lock_); |
| 2306 | MethodTable::const_iterator it = compiled_methods_.find(ref); |
| 2307 | if (it == compiled_methods_.end()) { |
| 2308 | return NULL; |
| 2309 | } |
| 2310 | CHECK(it->second != NULL); |
| 2311 | return it->second; |
| 2312 | } |
| 2313 | |
| 2314 | void CompilerDriver::SetBitcodeFileName(std::string const& filename) { |
| 2315 | typedef void (*SetBitcodeFileNameFn)(CompilerDriver&, std::string const&); |
| 2316 | |
| 2317 | SetBitcodeFileNameFn set_bitcode_file_name = |
| 2318 | reinterpret_cast<SetBitcodeFileNameFn>(compilerLLVMSetBitcodeFileName); |
| 2319 | |
| 2320 | set_bitcode_file_name(*this, filename); |
| 2321 | } |
| 2322 | |
| 2323 | |
| 2324 | void CompilerDriver::AddRequiresConstructorBarrier(Thread* self, const DexFile* dex_file, |
| 2325 | size_t class_def_index) { |
| 2326 | MutexLock mu(self, freezing_constructor_lock_); |
| 2327 | freezing_constructor_classes_.insert(ClassReference(dex_file, class_def_index)); |
| 2328 | } |
| 2329 | |
| 2330 | bool CompilerDriver::RequiresConstructorBarrier(Thread* self, const DexFile* dex_file, |
| 2331 | size_t class_def_index) { |
| 2332 | MutexLock mu(self, freezing_constructor_lock_); |
| 2333 | return freezing_constructor_classes_.count(ClassReference(dex_file, class_def_index)) != 0; |
| 2334 | } |
| 2335 | |
| 2336 | bool CompilerDriver::WriteElf(const std::string& android_root, |
| 2337 | bool is_host, |
| 2338 | const std::vector<const art::DexFile*>& dex_files, |
Brian Carlstrom | c50d8e1 | 2013-07-23 22:35:16 -0700 | [diff] [blame] | 2339 | OatWriter& oat_writer, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2340 | art::File* file) |
| 2341 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 2342 | #if defined(ART_USE_PORTABLE_COMPILER) |
Brian Carlstrom | c50d8e1 | 2013-07-23 22:35:16 -0700 | [diff] [blame] | 2343 | return art::ElfWriterMclinker::Create(file, oat_writer, dex_files, android_root, is_host, *this); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2344 | #else |
Brian Carlstrom | c50d8e1 | 2013-07-23 22:35:16 -0700 | [diff] [blame] | 2345 | return art::ElfWriterQuick::Create(file, oat_writer, dex_files, android_root, is_host, *this); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2346 | #endif |
| 2347 | } |
| 2348 | void CompilerDriver::InstructionSetToLLVMTarget(InstructionSet instruction_set, |
| 2349 | std::string& target_triple, |
| 2350 | std::string& target_cpu, |
| 2351 | std::string& target_attr) { |
| 2352 | switch (instruction_set) { |
| 2353 | case kThumb2: |
| 2354 | target_triple = "thumb-none-linux-gnueabi"; |
| 2355 | target_cpu = "cortex-a9"; |
| 2356 | target_attr = "+thumb2,+neon,+neonfp,+vfp3,+db"; |
| 2357 | break; |
| 2358 | |
| 2359 | case kArm: |
| 2360 | target_triple = "armv7-none-linux-gnueabi"; |
| 2361 | // TODO: Fix for Nexus S. |
| 2362 | target_cpu = "cortex-a9"; |
| 2363 | // TODO: Fix for Xoom. |
| 2364 | target_attr = "+v7,+neon,+neonfp,+vfp3,+db"; |
| 2365 | break; |
| 2366 | |
| 2367 | case kX86: |
| 2368 | target_triple = "i386-pc-linux-gnu"; |
| 2369 | target_attr = ""; |
| 2370 | break; |
| 2371 | |
| 2372 | case kMips: |
| 2373 | target_triple = "mipsel-unknown-linux"; |
| 2374 | target_attr = "mips32r2"; |
| 2375 | break; |
| 2376 | |
| 2377 | default: |
| 2378 | LOG(FATAL) << "Unknown instruction set: " << instruction_set; |
| 2379 | } |
| 2380 | } |
| 2381 | } // namespace art |