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 | |
Anwar Ghuloum | 67f9941 | 2013-08-12 14:19:48 -0700 | [diff] [blame] | 19 | #define ATRACE_TAG ATRACE_TAG_DALVIK |
| 20 | #include <utils/Trace.h> |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 21 | |
Anwar Ghuloum | 67f9941 | 2013-08-12 14:19:48 -0700 | [diff] [blame] | 22 | #include <vector> |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 23 | #include <unistd.h> |
| 24 | |
| 25 | #include "base/stl_util.h" |
| 26 | #include "base/timing_logger.h" |
| 27 | #include "class_linker.h" |
| 28 | #include "dex_compilation_unit.h" |
| 29 | #include "dex_file-inl.h" |
| 30 | #include "jni_internal.h" |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 31 | #include "object_utils.h" |
| 32 | #include "runtime.h" |
| 33 | #include "gc/accounting/card_table-inl.h" |
| 34 | #include "gc/accounting/heap_bitmap.h" |
| 35 | #include "gc/space/space.h" |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 36 | #include "mirror/art_field-inl.h" |
| 37 | #include "mirror/art_method-inl.h" |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 38 | #include "mirror/class_loader.h" |
| 39 | #include "mirror/class-inl.h" |
| 40 | #include "mirror/dex_cache-inl.h" |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 41 | #include "mirror/object-inl.h" |
| 42 | #include "mirror/object_array-inl.h" |
| 43 | #include "mirror/throwable.h" |
| 44 | #include "scoped_thread_state_change.h" |
| 45 | #include "ScopedLocalRef.h" |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 46 | #include "thread.h" |
| 47 | #include "thread_pool.h" |
Ian Rogers | 848871b | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 48 | #include "trampolines/trampoline_compiler.h" |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 49 | #include "verifier/method_verifier.h" |
| 50 | |
| 51 | #if defined(ART_USE_PORTABLE_COMPILER) |
| 52 | #include "elf_writer_mclinker.h" |
| 53 | #else |
| 54 | #include "elf_writer_quick.h" |
| 55 | #endif |
| 56 | |
| 57 | namespace art { |
| 58 | |
| 59 | static double Percentage(size_t x, size_t y) { |
| 60 | return 100.0 * (static_cast<double>(x)) / (static_cast<double>(x + y)); |
| 61 | } |
| 62 | |
| 63 | static void DumpStat(size_t x, size_t y, const char* str) { |
| 64 | if (x == 0 && y == 0) { |
| 65 | return; |
| 66 | } |
Ian Rogers | e732ef1 | 2013-10-09 15:22:24 -0700 | [diff] [blame] | 67 | LOG(INFO) << Percentage(x, y) << "% of " << str << " for " << (x + y) << " cases"; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 68 | } |
| 69 | |
| 70 | class AOTCompilationStats { |
| 71 | public: |
| 72 | AOTCompilationStats() |
| 73 | : stats_lock_("AOT compilation statistics lock"), |
| 74 | types_in_dex_cache_(0), types_not_in_dex_cache_(0), |
| 75 | strings_in_dex_cache_(0), strings_not_in_dex_cache_(0), |
| 76 | resolved_types_(0), unresolved_types_(0), |
| 77 | resolved_instance_fields_(0), unresolved_instance_fields_(0), |
| 78 | resolved_local_static_fields_(0), resolved_static_fields_(0), unresolved_static_fields_(0), |
| 79 | type_based_devirtualization_(0), |
| 80 | safe_casts_(0), not_safe_casts_(0) { |
| 81 | for (size_t i = 0; i <= kMaxInvokeType; i++) { |
| 82 | resolved_methods_[i] = 0; |
| 83 | unresolved_methods_[i] = 0; |
| 84 | virtual_made_direct_[i] = 0; |
| 85 | direct_calls_to_boot_[i] = 0; |
| 86 | direct_methods_to_boot_[i] = 0; |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | void Dump() { |
| 91 | DumpStat(types_in_dex_cache_, types_not_in_dex_cache_, "types known to be in dex cache"); |
| 92 | DumpStat(strings_in_dex_cache_, strings_not_in_dex_cache_, "strings known to be in dex cache"); |
| 93 | DumpStat(resolved_types_, unresolved_types_, "types resolved"); |
| 94 | DumpStat(resolved_instance_fields_, unresolved_instance_fields_, "instance fields resolved"); |
| 95 | DumpStat(resolved_local_static_fields_ + resolved_static_fields_, unresolved_static_fields_, |
| 96 | "static fields resolved"); |
| 97 | DumpStat(resolved_local_static_fields_, resolved_static_fields_ + unresolved_static_fields_, |
| 98 | "static fields local to a class"); |
| 99 | DumpStat(safe_casts_, not_safe_casts_, "check-casts removed based on type information"); |
| 100 | // Note, the code below subtracts the stat value so that when added to the stat value we have |
| 101 | // 100% of samples. TODO: clean this up. |
| 102 | DumpStat(type_based_devirtualization_, |
| 103 | resolved_methods_[kVirtual] + unresolved_methods_[kVirtual] + |
| 104 | resolved_methods_[kInterface] + unresolved_methods_[kInterface] - |
| 105 | type_based_devirtualization_, |
| 106 | "virtual/interface calls made direct based on type information"); |
| 107 | |
| 108 | for (size_t i = 0; i <= kMaxInvokeType; i++) { |
| 109 | std::ostringstream oss; |
| 110 | oss << static_cast<InvokeType>(i) << " methods were AOT resolved"; |
| 111 | DumpStat(resolved_methods_[i], unresolved_methods_[i], oss.str().c_str()); |
| 112 | if (virtual_made_direct_[i] > 0) { |
| 113 | std::ostringstream oss2; |
| 114 | oss2 << static_cast<InvokeType>(i) << " methods made direct"; |
| 115 | DumpStat(virtual_made_direct_[i], |
| 116 | resolved_methods_[i] + unresolved_methods_[i] - virtual_made_direct_[i], |
| 117 | oss2.str().c_str()); |
| 118 | } |
| 119 | if (direct_calls_to_boot_[i] > 0) { |
| 120 | std::ostringstream oss2; |
| 121 | oss2 << static_cast<InvokeType>(i) << " method calls are direct into boot"; |
| 122 | DumpStat(direct_calls_to_boot_[i], |
| 123 | resolved_methods_[i] + unresolved_methods_[i] - direct_calls_to_boot_[i], |
| 124 | oss2.str().c_str()); |
| 125 | } |
| 126 | if (direct_methods_to_boot_[i] > 0) { |
| 127 | std::ostringstream oss2; |
| 128 | oss2 << static_cast<InvokeType>(i) << " method calls have methods in boot"; |
| 129 | DumpStat(direct_methods_to_boot_[i], |
| 130 | resolved_methods_[i] + unresolved_methods_[i] - direct_methods_to_boot_[i], |
| 131 | oss2.str().c_str()); |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | // Allow lossy statistics in non-debug builds. |
| 137 | #ifndef NDEBUG |
| 138 | #define STATS_LOCK() MutexLock mu(Thread::Current(), stats_lock_) |
| 139 | #else |
| 140 | #define STATS_LOCK() |
| 141 | #endif |
| 142 | |
| 143 | void TypeInDexCache() { |
| 144 | STATS_LOCK(); |
| 145 | types_in_dex_cache_++; |
| 146 | } |
| 147 | |
| 148 | void TypeNotInDexCache() { |
| 149 | STATS_LOCK(); |
| 150 | types_not_in_dex_cache_++; |
| 151 | } |
| 152 | |
| 153 | void StringInDexCache() { |
| 154 | STATS_LOCK(); |
| 155 | strings_in_dex_cache_++; |
| 156 | } |
| 157 | |
| 158 | void StringNotInDexCache() { |
| 159 | STATS_LOCK(); |
| 160 | strings_not_in_dex_cache_++; |
| 161 | } |
| 162 | |
| 163 | void TypeDoesntNeedAccessCheck() { |
| 164 | STATS_LOCK(); |
| 165 | resolved_types_++; |
| 166 | } |
| 167 | |
| 168 | void TypeNeedsAccessCheck() { |
| 169 | STATS_LOCK(); |
| 170 | unresolved_types_++; |
| 171 | } |
| 172 | |
| 173 | void ResolvedInstanceField() { |
| 174 | STATS_LOCK(); |
| 175 | resolved_instance_fields_++; |
| 176 | } |
| 177 | |
| 178 | void UnresolvedInstanceField() { |
| 179 | STATS_LOCK(); |
| 180 | unresolved_instance_fields_++; |
| 181 | } |
| 182 | |
| 183 | void ResolvedLocalStaticField() { |
| 184 | STATS_LOCK(); |
| 185 | resolved_local_static_fields_++; |
| 186 | } |
| 187 | |
| 188 | void ResolvedStaticField() { |
| 189 | STATS_LOCK(); |
| 190 | resolved_static_fields_++; |
| 191 | } |
| 192 | |
| 193 | void UnresolvedStaticField() { |
| 194 | STATS_LOCK(); |
| 195 | unresolved_static_fields_++; |
| 196 | } |
| 197 | |
| 198 | // Indicate that type information from the verifier led to devirtualization. |
| 199 | void PreciseTypeDevirtualization() { |
| 200 | STATS_LOCK(); |
| 201 | type_based_devirtualization_++; |
| 202 | } |
| 203 | |
| 204 | // Indicate that a method of the given type was resolved at compile time. |
| 205 | void ResolvedMethod(InvokeType type) { |
| 206 | DCHECK_LE(type, kMaxInvokeType); |
| 207 | STATS_LOCK(); |
| 208 | resolved_methods_[type]++; |
| 209 | } |
| 210 | |
| 211 | // Indicate that a method of the given type was unresolved at compile time as it was in an |
| 212 | // unknown dex file. |
| 213 | void UnresolvedMethod(InvokeType type) { |
| 214 | DCHECK_LE(type, kMaxInvokeType); |
| 215 | STATS_LOCK(); |
| 216 | unresolved_methods_[type]++; |
| 217 | } |
| 218 | |
| 219 | // Indicate that a type of virtual method dispatch has been converted into a direct method |
| 220 | // dispatch. |
| 221 | void VirtualMadeDirect(InvokeType type) { |
| 222 | DCHECK(type == kVirtual || type == kInterface || type == kSuper); |
| 223 | STATS_LOCK(); |
| 224 | virtual_made_direct_[type]++; |
| 225 | } |
| 226 | |
| 227 | // Indicate that a method of the given type was able to call directly into boot. |
| 228 | void DirectCallsToBoot(InvokeType type) { |
| 229 | DCHECK_LE(type, kMaxInvokeType); |
| 230 | STATS_LOCK(); |
| 231 | direct_calls_to_boot_[type]++; |
| 232 | } |
| 233 | |
| 234 | // Indicate that a method of the given type was able to be resolved directly from boot. |
| 235 | void DirectMethodsToBoot(InvokeType type) { |
| 236 | DCHECK_LE(type, kMaxInvokeType); |
| 237 | STATS_LOCK(); |
| 238 | direct_methods_to_boot_[type]++; |
| 239 | } |
| 240 | |
| 241 | // A check-cast could be eliminated due to verifier type analysis. |
| 242 | void SafeCast() { |
| 243 | STATS_LOCK(); |
| 244 | safe_casts_++; |
| 245 | } |
| 246 | |
| 247 | // A check-cast couldn't be eliminated due to verifier type analysis. |
| 248 | void NotASafeCast() { |
| 249 | STATS_LOCK(); |
| 250 | not_safe_casts_++; |
| 251 | } |
| 252 | |
| 253 | private: |
| 254 | Mutex stats_lock_; |
| 255 | |
| 256 | size_t types_in_dex_cache_; |
| 257 | size_t types_not_in_dex_cache_; |
| 258 | |
| 259 | size_t strings_in_dex_cache_; |
| 260 | size_t strings_not_in_dex_cache_; |
| 261 | |
| 262 | size_t resolved_types_; |
| 263 | size_t unresolved_types_; |
| 264 | |
| 265 | size_t resolved_instance_fields_; |
| 266 | size_t unresolved_instance_fields_; |
| 267 | |
| 268 | size_t resolved_local_static_fields_; |
| 269 | size_t resolved_static_fields_; |
| 270 | size_t unresolved_static_fields_; |
| 271 | // Type based devirtualization for invoke interface and virtual. |
| 272 | size_t type_based_devirtualization_; |
| 273 | |
| 274 | size_t resolved_methods_[kMaxInvokeType + 1]; |
| 275 | size_t unresolved_methods_[kMaxInvokeType + 1]; |
| 276 | size_t virtual_made_direct_[kMaxInvokeType + 1]; |
| 277 | size_t direct_calls_to_boot_[kMaxInvokeType + 1]; |
| 278 | size_t direct_methods_to_boot_[kMaxInvokeType + 1]; |
| 279 | |
| 280 | size_t safe_casts_; |
| 281 | size_t not_safe_casts_; |
| 282 | |
| 283 | DISALLOW_COPY_AND_ASSIGN(AOTCompilationStats); |
| 284 | }; |
| 285 | |
| 286 | extern "C" void ArtInitCompilerContext(art::CompilerDriver& driver); |
| 287 | extern "C" void ArtInitQuickCompilerContext(art::CompilerDriver& compiler); |
| 288 | |
| 289 | extern "C" void ArtUnInitCompilerContext(art::CompilerDriver& driver); |
| 290 | extern "C" void ArtUnInitQuickCompilerContext(art::CompilerDriver& compiler); |
| 291 | |
| 292 | extern "C" art::CompiledMethod* ArtCompileMethod(art::CompilerDriver& driver, |
| 293 | const art::DexFile::CodeItem* code_item, |
| 294 | uint32_t access_flags, |
| 295 | art::InvokeType invoke_type, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 296 | uint16_t class_def_idx, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 297 | uint32_t method_idx, |
| 298 | jobject class_loader, |
| 299 | const art::DexFile& dex_file); |
| 300 | extern "C" art::CompiledMethod* ArtQuickCompileMethod(art::CompilerDriver& compiler, |
| 301 | const art::DexFile::CodeItem* code_item, |
| 302 | uint32_t access_flags, |
| 303 | art::InvokeType invoke_type, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 304 | uint16_t class_def_idx, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 305 | uint32_t method_idx, |
| 306 | jobject class_loader, |
| 307 | const art::DexFile& dex_file); |
| 308 | |
| 309 | extern "C" art::CompiledMethod* ArtCompileDEX(art::CompilerDriver& compiler, |
| 310 | const art::DexFile::CodeItem* code_item, |
| 311 | uint32_t access_flags, |
| 312 | art::InvokeType invoke_type, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 313 | uint16_t class_def_idx, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 314 | uint32_t method_idx, |
| 315 | jobject class_loader, |
| 316 | const art::DexFile& dex_file); |
Dragos Sbirlea | 90af14d | 2013-08-15 17:50:16 -0700 | [diff] [blame] | 317 | #ifdef ART_SEA_IR_MODE |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 318 | extern "C" art::CompiledMethod* SeaIrCompileMethod(art::CompilerDriver& compiler, |
| 319 | const art::DexFile::CodeItem* code_item, |
| 320 | uint32_t access_flags, |
| 321 | art::InvokeType invoke_type, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 322 | uint16_t class_def_idx, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 323 | uint32_t method_idx, |
| 324 | jobject class_loader, |
| 325 | const art::DexFile& dex_file); |
Dragos Sbirlea | 90af14d | 2013-08-15 17:50:16 -0700 | [diff] [blame] | 326 | #endif |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 327 | extern "C" art::CompiledMethod* ArtLLVMJniCompileMethod(art::CompilerDriver& driver, |
| 328 | uint32_t access_flags, uint32_t method_idx, |
| 329 | const art::DexFile& dex_file); |
| 330 | |
| 331 | extern "C" art::CompiledMethod* ArtQuickJniCompileMethod(art::CompilerDriver& compiler, |
| 332 | uint32_t access_flags, uint32_t method_idx, |
| 333 | const art::DexFile& dex_file); |
| 334 | |
| 335 | extern "C" void compilerLLVMSetBitcodeFileName(art::CompilerDriver& driver, |
| 336 | std::string const& filename); |
| 337 | |
| 338 | CompilerDriver::CompilerDriver(CompilerBackend compiler_backend, InstructionSet instruction_set, |
Dave Allison | 7020278 | 2013-10-22 17:52:19 -0700 | [diff] [blame] | 339 | InstructionSetFeatures instruction_set_features, |
buzbee | a024a06 | 2013-07-31 10:47:37 -0700 | [diff] [blame] | 340 | bool image, DescriptorSet* image_classes, size_t thread_count, |
| 341 | bool dump_stats) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 342 | : compiler_backend_(compiler_backend), |
| 343 | instruction_set_(instruction_set), |
Dave Allison | 7020278 | 2013-10-22 17:52:19 -0700 | [diff] [blame] | 344 | instruction_set_features_(instruction_set_features), |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 345 | freezing_constructor_lock_("freezing constructor lock"), |
| 346 | compiled_classes_lock_("compiled classes lock"), |
| 347 | compiled_methods_lock_("compiled method lock"), |
| 348 | image_(image), |
| 349 | image_classes_(image_classes), |
| 350 | thread_count_(thread_count), |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 351 | start_ns_(0), |
| 352 | stats_(new AOTCompilationStats), |
| 353 | dump_stats_(dump_stats), |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 354 | compiler_library_(NULL), |
| 355 | compiler_(NULL), |
| 356 | compiler_context_(NULL), |
| 357 | jni_compiler_(NULL), |
| 358 | compiler_enable_auto_elf_loading_(NULL), |
| 359 | compiler_get_method_code_addr_(NULL), |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 360 | support_boot_image_fixup_(instruction_set == kThumb2), |
Ian Rogers | d133b97 | 2013-09-05 11:01:30 -0700 | [diff] [blame] | 361 | dedupe_code_("dedupe code"), |
| 362 | dedupe_mapping_table_("dedupe mapping table"), |
| 363 | dedupe_vmap_table_("dedupe vmap table"), |
| 364 | dedupe_gc_map_("dedupe gc map") { |
Brian Carlstrom | 2ce745c | 2013-07-17 17:44:30 -0700 | [diff] [blame] | 365 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 366 | CHECK_PTHREAD_CALL(pthread_key_create, (&tls_key_, NULL), "compiler tls key"); |
| 367 | |
| 368 | // TODO: more work needed to combine initializations and allow per-method backend selection |
| 369 | typedef void (*InitCompilerContextFn)(CompilerDriver&); |
| 370 | InitCompilerContextFn init_compiler_context; |
Brian Carlstrom | 2ce745c | 2013-07-17 17:44:30 -0700 | [diff] [blame] | 371 | if (compiler_backend_ == kPortable) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 372 | // Initialize compiler_context_ |
| 373 | init_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtInitCompilerContext); |
| 374 | compiler_ = reinterpret_cast<CompilerFn>(ArtCompileMethod); |
| 375 | } else { |
| 376 | init_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtInitQuickCompilerContext); |
| 377 | compiler_ = reinterpret_cast<CompilerFn>(ArtQuickCompileMethod); |
| 378 | } |
| 379 | |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 380 | dex_to_dex_compiler_ = reinterpret_cast<DexToDexCompilerFn>(ArtCompileDEX); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 381 | |
| 382 | #ifdef ART_SEA_IR_MODE |
| 383 | sea_ir_compiler_ = NULL; |
| 384 | if (Runtime::Current()->IsSeaIRMode()) { |
| 385 | sea_ir_compiler_ = reinterpret_cast<CompilerFn>(SeaIrCompileMethod); |
| 386 | } |
| 387 | #endif |
| 388 | |
| 389 | init_compiler_context(*this); |
| 390 | |
| 391 | if (compiler_backend_ == kPortable) { |
| 392 | jni_compiler_ = reinterpret_cast<JniCompilerFn>(ArtLLVMJniCompileMethod); |
| 393 | } else { |
| 394 | jni_compiler_ = reinterpret_cast<JniCompilerFn>(ArtQuickJniCompileMethod); |
| 395 | } |
| 396 | |
| 397 | CHECK(!Runtime::Current()->IsStarted()); |
| 398 | if (!image_) { |
| 399 | CHECK(image_classes_.get() == NULL); |
| 400 | } |
| 401 | } |
| 402 | |
Mathieu Chartier | 193bad9 | 2013-08-29 18:46:00 -0700 | [diff] [blame] | 403 | std::vector<uint8_t>* CompilerDriver::DeduplicateCode(const std::vector<uint8_t>& code) { |
| 404 | return dedupe_code_.Add(Thread::Current(), code); |
| 405 | } |
| 406 | |
| 407 | std::vector<uint8_t>* CompilerDriver::DeduplicateMappingTable(const std::vector<uint8_t>& code) { |
| 408 | return dedupe_mapping_table_.Add(Thread::Current(), code); |
| 409 | } |
| 410 | |
| 411 | std::vector<uint8_t>* CompilerDriver::DeduplicateVMapTable(const std::vector<uint8_t>& code) { |
| 412 | return dedupe_vmap_table_.Add(Thread::Current(), code); |
| 413 | } |
| 414 | |
| 415 | std::vector<uint8_t>* CompilerDriver::DeduplicateGCMap(const std::vector<uint8_t>& code) { |
| 416 | return dedupe_gc_map_.Add(Thread::Current(), code); |
| 417 | } |
| 418 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 419 | CompilerDriver::~CompilerDriver() { |
| 420 | Thread* self = Thread::Current(); |
| 421 | { |
| 422 | MutexLock mu(self, compiled_classes_lock_); |
| 423 | STLDeleteValues(&compiled_classes_); |
| 424 | } |
| 425 | { |
| 426 | MutexLock mu(self, compiled_methods_lock_); |
| 427 | STLDeleteValues(&compiled_methods_); |
| 428 | } |
| 429 | { |
| 430 | MutexLock mu(self, compiled_methods_lock_); |
| 431 | STLDeleteElements(&code_to_patch_); |
| 432 | } |
| 433 | { |
| 434 | MutexLock mu(self, compiled_methods_lock_); |
| 435 | STLDeleteElements(&methods_to_patch_); |
| 436 | } |
| 437 | CHECK_PTHREAD_CALL(pthread_key_delete, (tls_key_), "delete tls key"); |
| 438 | typedef void (*UninitCompilerContextFn)(CompilerDriver&); |
| 439 | UninitCompilerContextFn uninit_compiler_context; |
| 440 | // Uninitialize compiler_context_ |
| 441 | // TODO: rework to combine initialization/uninitialization |
| 442 | if (compiler_backend_ == kPortable) { |
| 443 | uninit_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtUnInitCompilerContext); |
| 444 | } else { |
| 445 | uninit_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtUnInitQuickCompilerContext); |
| 446 | } |
| 447 | uninit_compiler_context(*this); |
| 448 | } |
| 449 | |
| 450 | CompilerTls* CompilerDriver::GetTls() { |
| 451 | // Lazily create thread-local storage |
| 452 | CompilerTls* res = static_cast<CompilerTls*>(pthread_getspecific(tls_key_)); |
| 453 | if (res == NULL) { |
| 454 | res = new CompilerTls(); |
| 455 | CHECK_PTHREAD_CALL(pthread_setspecific, (tls_key_, res), "compiler tls"); |
| 456 | } |
| 457 | return res; |
| 458 | } |
| 459 | |
Ian Rogers | 848871b | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 460 | const std::vector<uint8_t>* CompilerDriver::CreateInterpreterToInterpreterBridge() const { |
| 461 | return CreateTrampoline(instruction_set_, kInterpreterAbi, |
| 462 | INTERPRETER_ENTRYPOINT_OFFSET(pInterpreterToInterpreterBridge)); |
| 463 | } |
| 464 | |
| 465 | const std::vector<uint8_t>* CompilerDriver::CreateInterpreterToCompiledCodeBridge() const { |
| 466 | return CreateTrampoline(instruction_set_, kInterpreterAbi, |
| 467 | INTERPRETER_ENTRYPOINT_OFFSET(pInterpreterToCompiledCodeBridge)); |
| 468 | } |
| 469 | |
| 470 | const std::vector<uint8_t>* CompilerDriver::CreateJniDlsymLookup() const { |
| 471 | return CreateTrampoline(instruction_set_, kJniAbi, JNI_ENTRYPOINT_OFFSET(pDlsymLookup)); |
| 472 | } |
| 473 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 474 | const std::vector<uint8_t>* CompilerDriver::CreatePortableImtConflictTrampoline() const { |
| 475 | return CreateTrampoline(instruction_set_, kPortableAbi, |
| 476 | PORTABLE_ENTRYPOINT_OFFSET(pPortableImtConflictTrampoline)); |
| 477 | } |
| 478 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 479 | const std::vector<uint8_t>* CompilerDriver::CreatePortableResolutionTrampoline() const { |
Ian Rogers | 848871b | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 480 | return CreateTrampoline(instruction_set_, kPortableAbi, |
| 481 | PORTABLE_ENTRYPOINT_OFFSET(pPortableResolutionTrampoline)); |
| 482 | } |
| 483 | |
| 484 | const std::vector<uint8_t>* CompilerDriver::CreatePortableToInterpreterBridge() const { |
| 485 | return CreateTrampoline(instruction_set_, kPortableAbi, |
| 486 | PORTABLE_ENTRYPOINT_OFFSET(pPortableToInterpreterBridge)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 487 | } |
| 488 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 489 | const std::vector<uint8_t>* CompilerDriver::CreateQuickImtConflictTrampoline() const { |
| 490 | return CreateTrampoline(instruction_set_, kQuickAbi, |
| 491 | QUICK_ENTRYPOINT_OFFSET(pQuickImtConflictTrampoline)); |
| 492 | } |
| 493 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 494 | const std::vector<uint8_t>* CompilerDriver::CreateQuickResolutionTrampoline() const { |
Ian Rogers | 848871b | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 495 | return CreateTrampoline(instruction_set_, kQuickAbi, |
| 496 | QUICK_ENTRYPOINT_OFFSET(pQuickResolutionTrampoline)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 497 | } |
| 498 | |
Ian Rogers | 848871b | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 499 | const std::vector<uint8_t>* CompilerDriver::CreateQuickToInterpreterBridge() const { |
| 500 | return CreateTrampoline(instruction_set_, kQuickAbi, |
| 501 | QUICK_ENTRYPOINT_OFFSET(pQuickToInterpreterBridge)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 502 | } |
| 503 | |
| 504 | void CompilerDriver::CompileAll(jobject class_loader, |
Brian Carlstrom | 4560248 | 2013-07-21 22:07:55 -0700 | [diff] [blame] | 505 | const std::vector<const DexFile*>& dex_files, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 506 | TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 507 | DCHECK(!Runtime::Current()->IsStarted()); |
Mathieu Chartier | bcd5e9d | 2013-11-13 14:33:28 -0800 | [diff] [blame] | 508 | UniquePtr<ThreadPool> thread_pool(new ThreadPool("Compiler driver thread pool", thread_count_ - 1)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 509 | PreCompile(class_loader, dex_files, *thread_pool.get(), timings); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 510 | Compile(class_loader, dex_files, *thread_pool.get(), timings); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 511 | if (dump_stats_) { |
| 512 | stats_->Dump(); |
| 513 | } |
| 514 | } |
| 515 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 516 | static DexToDexCompilationLevel GetDexToDexCompilationlevel( |
| 517 | SirtRef<mirror::ClassLoader>& class_loader, const DexFile& dex_file, |
| 518 | const DexFile::ClassDef& class_def) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 519 | const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| 520 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 521 | mirror::Class* klass = class_linker->FindClass(descriptor, class_loader); |
| 522 | if (klass == NULL) { |
| 523 | Thread* self = Thread::Current(); |
| 524 | CHECK(self->IsExceptionPending()); |
| 525 | self->ClearException(); |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 526 | return kDontDexToDexCompile; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 527 | } |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 528 | // The verifier can only run on "quick" instructions at runtime (see usage of |
| 529 | // FindAccessedFieldAtDexPc and FindInvokedMethodAtDexPc in ThrowNullPointerExceptionFromDexPC |
| 530 | // function). Since image classes can be verified again while compiling an application, |
| 531 | // we must prevent the DEX-to-DEX compiler from introducing them. |
| 532 | // TODO: find a way to enable "quick" instructions for image classes and remove this check. |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 533 | bool compiling_image_classes = class_loader.get() == nullptr; |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 534 | if (compiling_image_classes) { |
| 535 | return kRequired; |
| 536 | } else if (klass->IsVerified()) { |
| 537 | // Class is verified so we can enable DEX-to-DEX compilation for performance. |
| 538 | return kOptimize; |
| 539 | } else if (klass->IsCompileTimeVerified()) { |
| 540 | // Class verification has soft-failed. Anyway, ensure at least correctness. |
| 541 | DCHECK_EQ(klass->GetStatus(), mirror::Class::kStatusRetryVerificationAtRuntime); |
| 542 | return kRequired; |
| 543 | } else { |
| 544 | // Class verification has failed: do not run DEX-to-DEX compilation. |
| 545 | return kDontDexToDexCompile; |
| 546 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 547 | } |
| 548 | |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 549 | void CompilerDriver::CompileOne(const mirror::ArtMethod* method, TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 550 | DCHECK(!Runtime::Current()->IsStarted()); |
| 551 | Thread* self = Thread::Current(); |
| 552 | jobject jclass_loader; |
| 553 | const DexFile* dex_file; |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 554 | uint16_t class_def_idx; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 555 | { |
| 556 | ScopedObjectAccessUnchecked soa(self); |
| 557 | ScopedLocalRef<jobject> |
| 558 | local_class_loader(soa.Env(), |
| 559 | soa.AddLocalReference<jobject>(method->GetDeclaringClass()->GetClassLoader())); |
| 560 | jclass_loader = soa.Env()->NewGlobalRef(local_class_loader.get()); |
| 561 | // Find the dex_file |
| 562 | MethodHelper mh(method); |
| 563 | dex_file = &mh.GetDexFile(); |
| 564 | class_def_idx = mh.GetClassDefIndex(); |
| 565 | } |
| 566 | self->TransitionFromRunnableToSuspended(kNative); |
| 567 | |
| 568 | std::vector<const DexFile*> dex_files; |
| 569 | dex_files.push_back(dex_file); |
| 570 | |
Mathieu Chartier | bcd5e9d | 2013-11-13 14:33:28 -0800 | [diff] [blame] | 571 | UniquePtr<ThreadPool> thread_pool(new ThreadPool("Compiler driver thread pool", 0U)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 572 | PreCompile(jclass_loader, dex_files, *thread_pool.get(), timings); |
| 573 | |
| 574 | uint32_t method_idx = method->GetDexMethodIndex(); |
| 575 | const DexFile::CodeItem* code_item = dex_file->GetCodeItem(method->GetCodeItemOffset()); |
| 576 | // Can we run DEX-to-DEX compiler on this class ? |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 577 | DexToDexCompilationLevel dex_to_dex_compilation_level = kDontDexToDexCompile; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 578 | { |
| 579 | ScopedObjectAccess soa(Thread::Current()); |
| 580 | const DexFile::ClassDef& class_def = dex_file->GetClassDef(class_def_idx); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 581 | SirtRef<mirror::ClassLoader> class_loader(soa.Self(), |
| 582 | soa.Decode<mirror::ClassLoader*>(jclass_loader)); |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 583 | dex_to_dex_compilation_level = GetDexToDexCompilationlevel(class_loader, *dex_file, class_def); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 584 | } |
| 585 | CompileMethod(code_item, method->GetAccessFlags(), method->GetInvokeType(), |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 586 | class_def_idx, method_idx, jclass_loader, *dex_file, dex_to_dex_compilation_level); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 587 | |
| 588 | self->GetJniEnv()->DeleteGlobalRef(jclass_loader); |
| 589 | |
| 590 | self->TransitionFromSuspendedToRunnable(); |
| 591 | } |
| 592 | |
| 593 | void CompilerDriver::Resolve(jobject class_loader, const std::vector<const DexFile*>& dex_files, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 594 | ThreadPool& thread_pool, TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 595 | for (size_t i = 0; i != dex_files.size(); ++i) { |
| 596 | const DexFile* dex_file = dex_files[i]; |
| 597 | CHECK(dex_file != NULL); |
| 598 | ResolveDexFile(class_loader, *dex_file, thread_pool, timings); |
| 599 | } |
| 600 | } |
| 601 | |
| 602 | void CompilerDriver::PreCompile(jobject class_loader, const std::vector<const DexFile*>& dex_files, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 603 | ThreadPool& thread_pool, TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 604 | LoadImageClasses(timings); |
| 605 | |
| 606 | Resolve(class_loader, dex_files, thread_pool, timings); |
| 607 | |
| 608 | Verify(class_loader, dex_files, thread_pool, timings); |
| 609 | |
| 610 | InitializeClasses(class_loader, dex_files, thread_pool, timings); |
| 611 | |
| 612 | UpdateImageClasses(timings); |
| 613 | } |
| 614 | |
Ian Rogers | dfb325e | 2013-10-30 01:00:44 -0700 | [diff] [blame] | 615 | bool CompilerDriver::IsImageClass(const char* descriptor) const { |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 616 | if (!IsImage()) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 617 | return true; |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 618 | } else { |
Ian Rogers | dfb325e | 2013-10-30 01:00:44 -0700 | [diff] [blame] | 619 | return image_classes_->find(descriptor) != image_classes_->end(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 620 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 621 | } |
| 622 | |
| 623 | static void ResolveExceptionsForMethod(MethodHelper* mh, |
| 624 | std::set<std::pair<uint16_t, const DexFile*> >& exceptions_to_resolve) |
| 625 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 626 | const DexFile::CodeItem* code_item = mh->GetCodeItem(); |
| 627 | if (code_item == NULL) { |
| 628 | return; // native or abstract method |
| 629 | } |
| 630 | if (code_item->tries_size_ == 0) { |
| 631 | return; // nothing to process |
| 632 | } |
| 633 | const byte* encoded_catch_handler_list = DexFile::GetCatchHandlerData(*code_item, 0); |
| 634 | size_t num_encoded_catch_handlers = DecodeUnsignedLeb128(&encoded_catch_handler_list); |
| 635 | for (size_t i = 0; i < num_encoded_catch_handlers; i++) { |
| 636 | int32_t encoded_catch_handler_size = DecodeSignedLeb128(&encoded_catch_handler_list); |
| 637 | bool has_catch_all = false; |
| 638 | if (encoded_catch_handler_size <= 0) { |
| 639 | encoded_catch_handler_size = -encoded_catch_handler_size; |
| 640 | has_catch_all = true; |
| 641 | } |
| 642 | for (int32_t j = 0; j < encoded_catch_handler_size; j++) { |
| 643 | uint16_t encoded_catch_handler_handlers_type_idx = |
| 644 | DecodeUnsignedLeb128(&encoded_catch_handler_list); |
| 645 | // Add to set of types to resolve if not already in the dex cache resolved types |
| 646 | if (!mh->IsResolvedTypeIdx(encoded_catch_handler_handlers_type_idx)) { |
| 647 | exceptions_to_resolve.insert( |
| 648 | std::pair<uint16_t, const DexFile*>(encoded_catch_handler_handlers_type_idx, |
| 649 | &mh->GetDexFile())); |
| 650 | } |
| 651 | // ignore address associated with catch handler |
| 652 | DecodeUnsignedLeb128(&encoded_catch_handler_list); |
| 653 | } |
| 654 | if (has_catch_all) { |
| 655 | // ignore catch all address |
| 656 | DecodeUnsignedLeb128(&encoded_catch_handler_list); |
| 657 | } |
| 658 | } |
| 659 | } |
| 660 | |
| 661 | static bool ResolveCatchBlockExceptionsClassVisitor(mirror::Class* c, void* arg) |
| 662 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 663 | std::set<std::pair<uint16_t, const DexFile*> >* exceptions_to_resolve = |
| 664 | reinterpret_cast<std::set<std::pair<uint16_t, const DexFile*> >*>(arg); |
| 665 | MethodHelper mh; |
| 666 | for (size_t i = 0; i < c->NumVirtualMethods(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 667 | mirror::ArtMethod* m = c->GetVirtualMethod(i); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 668 | mh.ChangeMethod(m); |
| 669 | ResolveExceptionsForMethod(&mh, *exceptions_to_resolve); |
| 670 | } |
| 671 | for (size_t i = 0; i < c->NumDirectMethods(); ++i) { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 672 | mirror::ArtMethod* m = c->GetDirectMethod(i); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 673 | mh.ChangeMethod(m); |
| 674 | ResolveExceptionsForMethod(&mh, *exceptions_to_resolve); |
| 675 | } |
| 676 | return true; |
| 677 | } |
| 678 | |
| 679 | static bool RecordImageClassesVisitor(mirror::Class* klass, void* arg) |
| 680 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 681 | CompilerDriver::DescriptorSet* image_classes = |
| 682 | reinterpret_cast<CompilerDriver::DescriptorSet*>(arg); |
| 683 | image_classes->insert(ClassHelper(klass).GetDescriptor()); |
| 684 | return true; |
| 685 | } |
| 686 | |
| 687 | // Make a list of descriptors for classes to include in the image |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 688 | void CompilerDriver::LoadImageClasses(TimingLogger& timings) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 689 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 690 | if (!IsImage()) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 691 | return; |
| 692 | } |
| 693 | |
Anwar Ghuloum | 6f28d91 | 2013-07-24 15:02:53 -0700 | [diff] [blame] | 694 | timings.NewSplit("LoadImageClasses"); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 695 | // Make a first class to load all classes explicitly listed in the file |
| 696 | Thread* self = Thread::Current(); |
| 697 | ScopedObjectAccess soa(self); |
| 698 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
Mathieu Chartier | 02e2511 | 2013-08-14 16:14:24 -0700 | [diff] [blame] | 699 | for (auto it = image_classes_->begin(), end = image_classes_->end(); it != end;) { |
Vladimir Marko | e9c36b3 | 2013-11-21 15:49:16 +0000 | [diff] [blame] | 700 | const std::string& descriptor(*it); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 701 | SirtRef<mirror::Class> klass(self, class_linker->FindSystemClass(descriptor.c_str())); |
| 702 | if (klass.get() == NULL) { |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 703 | VLOG(compiler) << "Failed to find class " << descriptor; |
Vladimir Marko | e9c36b3 | 2013-11-21 15:49:16 +0000 | [diff] [blame] | 704 | image_classes_->erase(it++); |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 705 | self->ClearException(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 706 | } else { |
| 707 | ++it; |
| 708 | } |
| 709 | } |
| 710 | |
| 711 | // Resolve exception classes referenced by the loaded classes. The catch logic assumes |
| 712 | // exceptions are resolved by the verifier when there is a catch block in an interested method. |
| 713 | // Do this here so that exception classes appear to have been specified image classes. |
| 714 | std::set<std::pair<uint16_t, const DexFile*> > unresolved_exception_types; |
| 715 | SirtRef<mirror::Class> java_lang_Throwable(self, |
| 716 | class_linker->FindSystemClass("Ljava/lang/Throwable;")); |
| 717 | do { |
| 718 | unresolved_exception_types.clear(); |
| 719 | class_linker->VisitClasses(ResolveCatchBlockExceptionsClassVisitor, |
| 720 | &unresolved_exception_types); |
Mathieu Chartier | 02e2511 | 2013-08-14 16:14:24 -0700 | [diff] [blame] | 721 | for (const std::pair<uint16_t, const DexFile*>& exception_type : unresolved_exception_types) { |
| 722 | uint16_t exception_type_idx = exception_type.first; |
| 723 | const DexFile* dex_file = exception_type.second; |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 724 | SirtRef<mirror::DexCache> dex_cache(self, class_linker->FindDexCache(*dex_file)); |
| 725 | SirtRef<mirror::ClassLoader> class_loader(self, nullptr); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 726 | SirtRef<mirror::Class> klass(self, class_linker->ResolveType(*dex_file, exception_type_idx, |
| 727 | dex_cache, class_loader)); |
| 728 | if (klass.get() == NULL) { |
| 729 | const DexFile::TypeId& type_id = dex_file->GetTypeId(exception_type_idx); |
| 730 | const char* descriptor = dex_file->GetTypeDescriptor(type_id); |
| 731 | LOG(FATAL) << "Failed to resolve class " << descriptor; |
| 732 | } |
| 733 | DCHECK(java_lang_Throwable->IsAssignableFrom(klass.get())); |
| 734 | } |
| 735 | // Resolving exceptions may load classes that reference more exceptions, iterate until no |
| 736 | // more are found |
| 737 | } while (!unresolved_exception_types.empty()); |
| 738 | |
| 739 | // We walk the roots looking for classes so that we'll pick up the |
| 740 | // above classes plus any classes them depend on such super |
| 741 | // classes, interfaces, and the required ClassLinker roots. |
| 742 | class_linker->VisitClasses(RecordImageClassesVisitor, image_classes_.get()); |
| 743 | |
| 744 | CHECK_NE(image_classes_->size(), 0U); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 745 | } |
| 746 | |
| 747 | static void MaybeAddToImageClasses(mirror::Class* klass, CompilerDriver::DescriptorSet* image_classes) |
| 748 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 749 | while (!klass->IsObjectClass()) { |
| 750 | ClassHelper kh(klass); |
| 751 | const char* descriptor = kh.GetDescriptor(); |
| 752 | std::pair<CompilerDriver::DescriptorSet::iterator, bool> result = |
| 753 | image_classes->insert(descriptor); |
| 754 | if (result.second) { |
Anwar Ghuloum | 75a43f1 | 2013-08-13 17:22:14 -0700 | [diff] [blame] | 755 | VLOG(compiler) << "Adding " << descriptor << " to image classes"; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 756 | } else { |
| 757 | return; |
| 758 | } |
| 759 | for (size_t i = 0; i < kh.NumDirectInterfaces(); ++i) { |
| 760 | MaybeAddToImageClasses(kh.GetDirectInterface(i), image_classes); |
| 761 | } |
| 762 | if (klass->IsArrayClass()) { |
| 763 | MaybeAddToImageClasses(klass->GetComponentType(), image_classes); |
| 764 | } |
| 765 | klass = klass->GetSuperClass(); |
| 766 | } |
| 767 | } |
| 768 | |
| 769 | void CompilerDriver::FindClinitImageClassesCallback(mirror::Object* object, void* arg) { |
| 770 | DCHECK(object != NULL); |
| 771 | DCHECK(arg != NULL); |
| 772 | CompilerDriver* compiler_driver = reinterpret_cast<CompilerDriver*>(arg); |
| 773 | MaybeAddToImageClasses(object->GetClass(), compiler_driver->image_classes_.get()); |
| 774 | } |
| 775 | |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 776 | void CompilerDriver::UpdateImageClasses(TimingLogger& timings) { |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 777 | if (IsImage()) { |
| 778 | timings.NewSplit("UpdateImageClasses"); |
| 779 | |
| 780 | // Update image_classes_ with classes for objects created by <clinit> methods. |
| 781 | Thread* self = Thread::Current(); |
| 782 | const char* old_cause = self->StartAssertNoThreadSuspension("ImageWriter"); |
| 783 | gc::Heap* heap = Runtime::Current()->GetHeap(); |
| 784 | // TODO: Image spaces only? |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 785 | ScopedObjectAccess soa(Thread::Current()); |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 786 | WriterMutexLock mu(self, *Locks::heap_bitmap_lock_); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 787 | heap->VisitObjects(FindClinitImageClassesCallback, this); |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 788 | self->EndAssertNoThreadSuspension(old_cause); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 789 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 790 | } |
| 791 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 792 | bool CompilerDriver::CanAssumeTypeIsPresentInDexCache(const DexFile& dex_file, uint32_t type_idx) { |
Ian Rogers | fc0e94b | 2013-09-23 23:51:32 -0700 | [diff] [blame] | 793 | if (IsImage() && |
Ian Rogers | dfb325e | 2013-10-30 01:00:44 -0700 | [diff] [blame] | 794 | IsImageClass(dex_file.StringDataByIdx(dex_file.GetTypeId(type_idx).descriptor_idx_))) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 795 | if (kIsDebugBuild) { |
| 796 | ScopedObjectAccess soa(Thread::Current()); |
| 797 | mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); |
| 798 | mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); |
| 799 | CHECK(resolved_class != NULL); |
| 800 | } |
| 801 | stats_->TypeInDexCache(); |
| 802 | return true; |
| 803 | } else { |
| 804 | stats_->TypeNotInDexCache(); |
| 805 | return false; |
| 806 | } |
| 807 | } |
| 808 | |
| 809 | bool CompilerDriver::CanAssumeStringIsPresentInDexCache(const DexFile& dex_file, |
| 810 | uint32_t string_idx) { |
| 811 | // See also Compiler::ResolveDexFile |
| 812 | |
| 813 | bool result = false; |
| 814 | if (IsImage()) { |
| 815 | // We resolve all const-string strings when building for the image. |
| 816 | ScopedObjectAccess soa(Thread::Current()); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 817 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), Runtime::Current()->GetClassLinker()->FindDexCache(dex_file)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 818 | Runtime::Current()->GetClassLinker()->ResolveString(dex_file, string_idx, dex_cache); |
| 819 | result = true; |
| 820 | } |
| 821 | if (result) { |
| 822 | stats_->StringInDexCache(); |
| 823 | } else { |
| 824 | stats_->StringNotInDexCache(); |
| 825 | } |
| 826 | return result; |
| 827 | } |
| 828 | |
| 829 | bool CompilerDriver::CanAccessTypeWithoutChecks(uint32_t referrer_idx, const DexFile& dex_file, |
| 830 | uint32_t type_idx, |
| 831 | bool* type_known_final, bool* type_known_abstract, |
| 832 | bool* equals_referrers_class) { |
| 833 | if (type_known_final != NULL) { |
| 834 | *type_known_final = false; |
| 835 | } |
| 836 | if (type_known_abstract != NULL) { |
| 837 | *type_known_abstract = false; |
| 838 | } |
| 839 | if (equals_referrers_class != NULL) { |
| 840 | *equals_referrers_class = false; |
| 841 | } |
| 842 | ScopedObjectAccess soa(Thread::Current()); |
| 843 | mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); |
| 844 | // Get type from dex cache assuming it was populated by the verifier |
| 845 | mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); |
| 846 | if (resolved_class == NULL) { |
| 847 | stats_->TypeNeedsAccessCheck(); |
| 848 | return false; // Unknown class needs access checks. |
| 849 | } |
| 850 | const DexFile::MethodId& method_id = dex_file.GetMethodId(referrer_idx); |
| 851 | if (equals_referrers_class != NULL) { |
| 852 | *equals_referrers_class = (method_id.class_idx_ == type_idx); |
| 853 | } |
| 854 | mirror::Class* referrer_class = dex_cache->GetResolvedType(method_id.class_idx_); |
| 855 | if (referrer_class == NULL) { |
| 856 | stats_->TypeNeedsAccessCheck(); |
| 857 | return false; // Incomplete referrer knowledge needs access check. |
| 858 | } |
| 859 | // Perform access check, will return true if access is ok or false if we're going to have to |
| 860 | // check this at runtime (for example for class loaders). |
| 861 | bool result = referrer_class->CanAccess(resolved_class); |
| 862 | if (result) { |
| 863 | stats_->TypeDoesntNeedAccessCheck(); |
| 864 | if (type_known_final != NULL) { |
| 865 | *type_known_final = resolved_class->IsFinal() && !resolved_class->IsArrayClass(); |
| 866 | } |
| 867 | if (type_known_abstract != NULL) { |
| 868 | *type_known_abstract = resolved_class->IsAbstract() && !resolved_class->IsArrayClass(); |
| 869 | } |
| 870 | } else { |
| 871 | stats_->TypeNeedsAccessCheck(); |
| 872 | } |
| 873 | return result; |
| 874 | } |
| 875 | |
| 876 | bool CompilerDriver::CanAccessInstantiableTypeWithoutChecks(uint32_t referrer_idx, |
| 877 | const DexFile& dex_file, |
| 878 | uint32_t type_idx) { |
| 879 | ScopedObjectAccess soa(Thread::Current()); |
| 880 | mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); |
| 881 | // Get type from dex cache assuming it was populated by the verifier. |
| 882 | mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); |
| 883 | if (resolved_class == NULL) { |
| 884 | stats_->TypeNeedsAccessCheck(); |
| 885 | return false; // Unknown class needs access checks. |
| 886 | } |
| 887 | const DexFile::MethodId& method_id = dex_file.GetMethodId(referrer_idx); |
| 888 | mirror::Class* referrer_class = dex_cache->GetResolvedType(method_id.class_idx_); |
| 889 | if (referrer_class == NULL) { |
| 890 | stats_->TypeNeedsAccessCheck(); |
| 891 | return false; // Incomplete referrer knowledge needs access check. |
| 892 | } |
| 893 | // Perform access and instantiable checks, will return true if access is ok or false if we're |
| 894 | // going to have to check this at runtime (for example for class loaders). |
| 895 | bool result = referrer_class->CanAccess(resolved_class) && resolved_class->IsInstantiable(); |
| 896 | if (result) { |
| 897 | stats_->TypeDoesntNeedAccessCheck(); |
| 898 | } else { |
| 899 | stats_->TypeNeedsAccessCheck(); |
| 900 | } |
| 901 | return result; |
| 902 | } |
| 903 | |
| 904 | static mirror::Class* ComputeCompilingMethodsClass(ScopedObjectAccess& soa, |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 905 | SirtRef<mirror::DexCache>& dex_cache, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 906 | const DexCompilationUnit* mUnit) |
| 907 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 908 | // The passed dex_cache is a hint, sanity check before asking the class linker that will take a |
| 909 | // lock. |
| 910 | if (dex_cache->GetDexFile() != mUnit->GetDexFile()) { |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 911 | dex_cache.reset(mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 912 | } |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 913 | SirtRef<mirror::ClassLoader> |
| 914 | class_loader(soa.Self(), soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader())); |
| 915 | const DexFile::MethodId& referrer_method_id = |
| 916 | mUnit->GetDexFile()->GetMethodId(mUnit->GetDexMethodIndex()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 917 | return mUnit->GetClassLinker()->ResolveType(*mUnit->GetDexFile(), referrer_method_id.class_idx_, |
| 918 | dex_cache, class_loader); |
| 919 | } |
| 920 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 921 | static mirror::ArtField* ComputeFieldReferencedFromCompilingMethod( |
| 922 | ScopedObjectAccess& soa, const DexCompilationUnit* mUnit, uint32_t field_idx) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 923 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 924 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile())); |
| 925 | SirtRef<mirror::ClassLoader> class_loader(soa.Self(), soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 926 | return mUnit->GetClassLinker()->ResolveField(*mUnit->GetDexFile(), field_idx, dex_cache, |
| 927 | class_loader, false); |
| 928 | } |
| 929 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 930 | static mirror::ArtMethod* ComputeMethodReferencedFromCompilingMethod(ScopedObjectAccess& soa, |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 931 | const DexCompilationUnit* mUnit, |
| 932 | uint32_t method_idx, |
| 933 | InvokeType type) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 934 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 935 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile())); |
| 936 | SirtRef<mirror::ClassLoader> class_loader(soa.Self(), soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 937 | return mUnit->GetClassLinker()->ResolveMethod(*mUnit->GetDexFile(), method_idx, dex_cache, |
| 938 | class_loader, NULL, type); |
| 939 | } |
| 940 | |
| 941 | bool CompilerDriver::ComputeInstanceFieldInfo(uint32_t field_idx, const DexCompilationUnit* mUnit, |
Ian Rogers | 9b297bf | 2013-09-06 11:11:25 -0700 | [diff] [blame] | 942 | bool is_put, int* field_offset, bool* is_volatile) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 943 | ScopedObjectAccess soa(Thread::Current()); |
| 944 | // Conservative defaults. |
Ian Rogers | 9b297bf | 2013-09-06 11:11:25 -0700 | [diff] [blame] | 945 | *field_offset = -1; |
| 946 | *is_volatile = true; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 947 | // Try to resolve field and ignore if an Incompatible Class Change Error (ie is static). |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 948 | mirror::ArtField* resolved_field = ComputeFieldReferencedFromCompilingMethod(soa, mUnit, field_idx); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 949 | if (resolved_field != NULL && !resolved_field->IsStatic()) { |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 950 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), |
| 951 | resolved_field->GetDeclaringClass()->GetDexCache()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 952 | mirror::Class* referrer_class = |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 953 | ComputeCompilingMethodsClass(soa, dex_cache, mUnit); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 954 | if (referrer_class != NULL) { |
| 955 | mirror::Class* fields_class = resolved_field->GetDeclaringClass(); |
| 956 | bool access_ok = referrer_class->CanAccess(fields_class) && |
| 957 | referrer_class->CanAccessMember(fields_class, |
| 958 | resolved_field->GetAccessFlags()); |
| 959 | if (!access_ok) { |
| 960 | // The referring class can't access the resolved field, this may occur as a result of a |
| 961 | // protected field being made public by a sub-class. Resort to the dex file to determine |
| 962 | // the correct class for the access check. |
| 963 | const DexFile& dex_file = *referrer_class->GetDexCache()->GetDexFile(); |
| 964 | mirror::Class* dex_fields_class = mUnit->GetClassLinker()->ResolveType(dex_file, |
| 965 | dex_file.GetFieldId(field_idx).class_idx_, |
| 966 | referrer_class); |
| 967 | access_ok = referrer_class->CanAccess(dex_fields_class) && |
| 968 | referrer_class->CanAccessMember(dex_fields_class, |
| 969 | resolved_field->GetAccessFlags()); |
| 970 | } |
| 971 | bool is_write_to_final_from_wrong_class = is_put && resolved_field->IsFinal() && |
| 972 | fields_class != referrer_class; |
| 973 | if (access_ok && !is_write_to_final_from_wrong_class) { |
Ian Rogers | 9b297bf | 2013-09-06 11:11:25 -0700 | [diff] [blame] | 974 | *field_offset = resolved_field->GetOffset().Int32Value(); |
| 975 | *is_volatile = resolved_field->IsVolatile(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 976 | stats_->ResolvedInstanceField(); |
| 977 | return true; // Fast path. |
| 978 | } |
| 979 | } |
| 980 | } |
| 981 | // Clean up any exception left by field/type resolution |
| 982 | if (soa.Self()->IsExceptionPending()) { |
| 983 | soa.Self()->ClearException(); |
| 984 | } |
| 985 | stats_->UnresolvedInstanceField(); |
| 986 | return false; // Incomplete knowledge needs slow path. |
| 987 | } |
| 988 | |
| 989 | bool CompilerDriver::ComputeStaticFieldInfo(uint32_t field_idx, const DexCompilationUnit* mUnit, |
Ian Rogers | 9b297bf | 2013-09-06 11:11:25 -0700 | [diff] [blame] | 990 | bool is_put, int* field_offset, int* ssb_index, |
| 991 | bool* is_referrers_class, bool* is_volatile) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 992 | ScopedObjectAccess soa(Thread::Current()); |
| 993 | // Conservative defaults. |
Ian Rogers | 9b297bf | 2013-09-06 11:11:25 -0700 | [diff] [blame] | 994 | *field_offset = -1; |
| 995 | *ssb_index = -1; |
| 996 | *is_referrers_class = false; |
| 997 | *is_volatile = true; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 998 | // Try to resolve field and ignore if an Incompatible Class Change Error (ie isn't static). |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 999 | mirror::ArtField* resolved_field = ComputeFieldReferencedFromCompilingMethod(soa, mUnit, field_idx); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1000 | if (resolved_field != NULL && resolved_field->IsStatic()) { |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1001 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), resolved_field->GetDeclaringClass()->GetDexCache()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1002 | mirror::Class* referrer_class = |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1003 | ComputeCompilingMethodsClass(soa, dex_cache, mUnit); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1004 | if (referrer_class != NULL) { |
| 1005 | mirror::Class* fields_class = resolved_field->GetDeclaringClass(); |
| 1006 | if (fields_class == referrer_class) { |
Ian Rogers | 9b297bf | 2013-09-06 11:11:25 -0700 | [diff] [blame] | 1007 | *is_referrers_class = true; // implies no worrying about class initialization |
| 1008 | *field_offset = resolved_field->GetOffset().Int32Value(); |
| 1009 | *is_volatile = resolved_field->IsVolatile(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1010 | stats_->ResolvedLocalStaticField(); |
| 1011 | return true; // fast path |
| 1012 | } else { |
| 1013 | bool access_ok = referrer_class->CanAccess(fields_class) && |
| 1014 | referrer_class->CanAccessMember(fields_class, |
| 1015 | resolved_field->GetAccessFlags()); |
| 1016 | if (!access_ok) { |
| 1017 | // The referring class can't access the resolved field, this may occur as a result of a |
| 1018 | // protected field being made public by a sub-class. Resort to the dex file to determine |
| 1019 | // the correct class for the access check. Don't change the field's class as that is |
| 1020 | // used to identify the SSB. |
| 1021 | const DexFile& dex_file = *referrer_class->GetDexCache()->GetDexFile(); |
| 1022 | mirror::Class* dex_fields_class = |
| 1023 | mUnit->GetClassLinker()->ResolveType(dex_file, |
| 1024 | dex_file.GetFieldId(field_idx).class_idx_, |
| 1025 | referrer_class); |
| 1026 | access_ok = referrer_class->CanAccess(dex_fields_class) && |
| 1027 | referrer_class->CanAccessMember(dex_fields_class, |
| 1028 | resolved_field->GetAccessFlags()); |
| 1029 | } |
| 1030 | bool is_write_to_final_from_wrong_class = is_put && resolved_field->IsFinal(); |
| 1031 | if (access_ok && !is_write_to_final_from_wrong_class) { |
| 1032 | // We have the resolved field, we must make it into a ssbIndex for the referrer |
| 1033 | // in its static storage base (which may fail if it doesn't have a slot for it) |
| 1034 | // TODO: for images we can elide the static storage base null check |
| 1035 | // if we know there's a non-null entry in the image |
| 1036 | mirror::DexCache* dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); |
| 1037 | if (fields_class->GetDexCache() == dex_cache) { |
| 1038 | // common case where the dex cache of both the referrer and the field are the same, |
| 1039 | // no need to search the dex file |
Ian Rogers | 9b297bf | 2013-09-06 11:11:25 -0700 | [diff] [blame] | 1040 | *ssb_index = fields_class->GetDexTypeIndex(); |
| 1041 | *field_offset = resolved_field->GetOffset().Int32Value(); |
| 1042 | *is_volatile = resolved_field->IsVolatile(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1043 | stats_->ResolvedStaticField(); |
| 1044 | return true; |
| 1045 | } |
| 1046 | // Search dex file for localized ssb index, may fail if field's class is a parent |
| 1047 | // of the class mentioned in the dex file and there is no dex cache entry. |
| 1048 | const DexFile::StringId* string_id = |
| 1049 | mUnit->GetDexFile()->FindStringId(FieldHelper(resolved_field).GetDeclaringClassDescriptor()); |
| 1050 | if (string_id != NULL) { |
| 1051 | const DexFile::TypeId* type_id = |
| 1052 | mUnit->GetDexFile()->FindTypeId(mUnit->GetDexFile()->GetIndexForStringId(*string_id)); |
| 1053 | if (type_id != NULL) { |
| 1054 | // medium path, needs check of static storage base being initialized |
Ian Rogers | 9b297bf | 2013-09-06 11:11:25 -0700 | [diff] [blame] | 1055 | *ssb_index = mUnit->GetDexFile()->GetIndexForTypeId(*type_id); |
| 1056 | *field_offset = resolved_field->GetOffset().Int32Value(); |
| 1057 | *is_volatile = resolved_field->IsVolatile(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1058 | stats_->ResolvedStaticField(); |
| 1059 | return true; |
| 1060 | } |
| 1061 | } |
| 1062 | } |
| 1063 | } |
| 1064 | } |
| 1065 | } |
| 1066 | // Clean up any exception left by field/type resolution |
| 1067 | if (soa.Self()->IsExceptionPending()) { |
| 1068 | soa.Self()->ClearException(); |
| 1069 | } |
| 1070 | stats_->UnresolvedStaticField(); |
| 1071 | return false; // Incomplete knowledge needs slow path. |
| 1072 | } |
| 1073 | |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1074 | void CompilerDriver::GetCodeAndMethodForDirectCall(InvokeType* type, InvokeType sharp_type, |
| 1075 | bool no_guarantee_of_dex_cache_entry, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1076 | mirror::Class* referrer_class, |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 1077 | mirror::ArtMethod* method, |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1078 | bool update_stats, |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1079 | MethodReference* target_method, |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1080 | uintptr_t* direct_code, |
| 1081 | uintptr_t* direct_method) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1082 | // For direct and static methods compute possible direct_code and direct_method values, ie |
| 1083 | // an address for the Method* being invoked and an address of the code for that Method*. |
| 1084 | // For interface calls compute a value for direct_method that is the interface method being |
| 1085 | // invoked, so this can be passed to the out-of-line runtime support code. |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1086 | *direct_code = 0; |
| 1087 | *direct_method = 0; |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1088 | bool use_dex_cache = false; |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1089 | const bool compiling_boot = Runtime::Current()->GetHeap()->IsCompilingBoot(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1090 | if (compiler_backend_ == kPortable) { |
| 1091 | if (sharp_type != kStatic && sharp_type != kDirect) { |
| 1092 | return; |
| 1093 | } |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1094 | use_dex_cache = true; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1095 | } else { |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1096 | if (sharp_type != kStatic && sharp_type != kDirect) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1097 | return; |
| 1098 | } |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1099 | // TODO: support patching on all architectures. |
| 1100 | use_dex_cache = compiling_boot && !support_boot_image_fixup_; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1101 | } |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1102 | bool method_code_in_boot = (method->GetDeclaringClass()->GetClassLoader() == nullptr); |
| 1103 | if (!use_dex_cache) { |
| 1104 | if (!method_code_in_boot) { |
| 1105 | use_dex_cache = true; |
| 1106 | } else { |
| 1107 | bool has_clinit_trampoline = |
| 1108 | method->IsStatic() && !method->GetDeclaringClass()->IsInitialized(); |
| 1109 | if (has_clinit_trampoline && (method->GetDeclaringClass() != referrer_class)) { |
| 1110 | // Ensure we run the clinit trampoline unless we are invoking a static method in the same |
| 1111 | // class. |
| 1112 | use_dex_cache = true; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1113 | } |
| 1114 | } |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1115 | } |
| 1116 | if (update_stats && method_code_in_boot) { |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1117 | stats_->DirectCallsToBoot(*type); |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1118 | stats_->DirectMethodsToBoot(*type); |
| 1119 | } |
| 1120 | if (!use_dex_cache && compiling_boot) { |
| 1121 | MethodHelper mh(method); |
Ian Rogers | dfb325e | 2013-10-30 01:00:44 -0700 | [diff] [blame] | 1122 | if (!IsImageClass(mh.GetDeclaringClassDescriptor())) { |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1123 | // We can only branch directly to Methods that are resolved in the DexCache. |
| 1124 | // Otherwise we won't invoke the resolution trampoline. |
| 1125 | use_dex_cache = true; |
| 1126 | } |
| 1127 | } |
| 1128 | // The method is defined not within this dex file. We need a dex cache slot within the current |
| 1129 | // dex file or direct pointers. |
| 1130 | bool must_use_direct_pointers = false; |
| 1131 | if (target_method->dex_file == method->GetDeclaringClass()->GetDexCache()->GetDexFile()) { |
| 1132 | target_method->dex_method_index = method->GetDexMethodIndex(); |
| 1133 | } else { |
| 1134 | // TODO: support patching from one dex file to another in the boot image. |
| 1135 | use_dex_cache = use_dex_cache || compiling_boot; |
| 1136 | if (no_guarantee_of_dex_cache_entry) { |
| 1137 | // See if the method is also declared in this dex cache. |
| 1138 | uint32_t dex_method_idx = MethodHelper(method).FindDexMethodIndexInOtherDexFile( |
| 1139 | *referrer_class->GetDexCache()->GetDexFile()); |
| 1140 | if (dex_method_idx != DexFile::kDexNoIndex) { |
| 1141 | target_method->dex_method_index = dex_method_idx; |
| 1142 | } else { |
| 1143 | must_use_direct_pointers = true; |
| 1144 | } |
| 1145 | } |
| 1146 | } |
| 1147 | if (use_dex_cache) { |
| 1148 | if (must_use_direct_pointers) { |
| 1149 | // Fail. Test above showed the only safe dispatch was via the dex cache, however, the direct |
| 1150 | // pointers are required as the dex cache lacks an appropriate entry. |
| 1151 | VLOG(compiler) << "Dex cache devirtualization failed for: " << PrettyMethod(method); |
| 1152 | } else { |
| 1153 | *type = sharp_type; |
| 1154 | } |
| 1155 | } else { |
| 1156 | if (compiling_boot) { |
| 1157 | *type = sharp_type; |
| 1158 | *direct_method = -1; |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1159 | *direct_code = -1; |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1160 | } else { |
| 1161 | bool method_in_image = |
| 1162 | Runtime::Current()->GetHeap()->FindSpaceFromObject(method, false)->IsImageSpace(); |
| 1163 | if (method_in_image) { |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1164 | CHECK(!method->IsAbstract()); |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1165 | *type = sharp_type; |
| 1166 | *direct_method = reinterpret_cast<uintptr_t>(method); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1167 | *direct_code = reinterpret_cast<uintptr_t>(method->GetEntryPointFromCompiledCode()); |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1168 | target_method->dex_file = method->GetDeclaringClass()->GetDexCache()->GetDexFile(); |
| 1169 | target_method->dex_method_index = method->GetDexMethodIndex(); |
| 1170 | } else if (!must_use_direct_pointers) { |
| 1171 | // Set the code and rely on the dex cache for the method. |
| 1172 | *type = sharp_type; |
| 1173 | *direct_code = reinterpret_cast<uintptr_t>(method->GetEntryPointFromCompiledCode()); |
| 1174 | } else { |
| 1175 | // Direct pointers were required but none were available. |
| 1176 | VLOG(compiler) << "Dex cache devirtualization failed for: " << PrettyMethod(method); |
| 1177 | } |
| 1178 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1179 | } |
| 1180 | } |
| 1181 | |
| 1182 | bool CompilerDriver::ComputeInvokeInfo(const DexCompilationUnit* mUnit, const uint32_t dex_pc, |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1183 | bool update_stats, bool enable_devirtualization, |
| 1184 | InvokeType* invoke_type, MethodReference* target_method, |
| 1185 | int* vtable_idx, uintptr_t* direct_code, |
| 1186 | uintptr_t* direct_method) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1187 | ScopedObjectAccess soa(Thread::Current()); |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1188 | *vtable_idx = -1; |
| 1189 | *direct_code = 0; |
| 1190 | *direct_method = 0; |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 1191 | mirror::ArtMethod* resolved_method = |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1192 | ComputeMethodReferencedFromCompilingMethod(soa, mUnit, target_method->dex_method_index, |
| 1193 | *invoke_type); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1194 | if (resolved_method != NULL) { |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1195 | if (*invoke_type == kVirtual || *invoke_type == kSuper) { |
| 1196 | *vtable_idx = resolved_method->GetMethodIndex(); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1197 | } else if (*invoke_type == kInterface) { |
| 1198 | *vtable_idx = resolved_method->GetDexMethodIndex(); |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1199 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1200 | // Don't try to fast-path if we don't understand the caller's class or this appears to be an |
| 1201 | // Incompatible Class Change Error. |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1202 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), resolved_method->GetDeclaringClass()->GetDexCache()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1203 | mirror::Class* referrer_class = |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1204 | ComputeCompilingMethodsClass(soa, dex_cache, mUnit); |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1205 | bool icce = resolved_method->CheckIncompatibleClassChange(*invoke_type); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1206 | if (referrer_class != NULL && !icce) { |
| 1207 | mirror::Class* methods_class = resolved_method->GetDeclaringClass(); |
| 1208 | if (!referrer_class->CanAccess(methods_class) || |
| 1209 | !referrer_class->CanAccessMember(methods_class, |
| 1210 | resolved_method->GetAccessFlags())) { |
| 1211 | // The referring class can't access the resolved method, this may occur as a result of a |
| 1212 | // protected method being made public by implementing an interface that re-declares the |
| 1213 | // method public. Resort to the dex file to determine the correct class for the access |
| 1214 | // check. |
| 1215 | uint16_t class_idx = |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1216 | target_method->dex_file->GetMethodId(target_method->dex_method_index).class_idx_; |
| 1217 | methods_class = mUnit->GetClassLinker()->ResolveType(*target_method->dex_file, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1218 | class_idx, referrer_class); |
| 1219 | } |
| 1220 | if (referrer_class->CanAccess(methods_class) && |
| 1221 | referrer_class->CanAccessMember(methods_class, resolved_method->GetAccessFlags())) { |
Sebastien Hertz | 1e54d68 | 2013-09-06 14:52:10 +0200 | [diff] [blame] | 1222 | const bool enableFinalBasedSharpening = enable_devirtualization; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1223 | // Sharpen a virtual call into a direct call when the target is known not to have been |
| 1224 | // overridden (ie is final). |
| 1225 | bool can_sharpen_virtual_based_on_type = |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1226 | (*invoke_type == kVirtual) && (resolved_method->IsFinal() || methods_class->IsFinal()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1227 | // For invoke-super, ensure the vtable index will be correct to dispatch in the vtable of |
| 1228 | // the super class. |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1229 | bool can_sharpen_super_based_on_type = (*invoke_type == kSuper) && |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1230 | (referrer_class != methods_class) && referrer_class->IsSubClass(methods_class) && |
| 1231 | resolved_method->GetMethodIndex() < methods_class->GetVTable()->GetLength() && |
| 1232 | (methods_class->GetVTable()->Get(resolved_method->GetMethodIndex()) == resolved_method); |
| 1233 | |
Sebastien Hertz | 1e54d68 | 2013-09-06 14:52:10 +0200 | [diff] [blame] | 1234 | if (enableFinalBasedSharpening && (can_sharpen_virtual_based_on_type || |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1235 | can_sharpen_super_based_on_type)) { |
| 1236 | // Sharpen a virtual call into a direct call. The method_idx is into referrer's |
| 1237 | // dex cache, check that this resolved method is where we expect it. |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1238 | CHECK(referrer_class->GetDexCache()->GetResolvedMethod(target_method->dex_method_index) == |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1239 | resolved_method) << PrettyMethod(resolved_method); |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1240 | InvokeType orig_invoke_type = *invoke_type; |
| 1241 | GetCodeAndMethodForDirectCall(invoke_type, kDirect, false, referrer_class, resolved_method, |
| 1242 | update_stats, target_method, direct_code, direct_method); |
| 1243 | if (update_stats && (*invoke_type == kDirect)) { |
| 1244 | stats_->ResolvedMethod(orig_invoke_type); |
| 1245 | stats_->VirtualMadeDirect(orig_invoke_type); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1246 | } |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1247 | DCHECK_NE(*invoke_type, kSuper) << PrettyMethod(resolved_method); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1248 | return true; |
| 1249 | } |
Sebastien Hertz | 1e54d68 | 2013-09-06 14:52:10 +0200 | [diff] [blame] | 1250 | const bool enableVerifierBasedSharpening = enable_devirtualization; |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1251 | if (enableVerifierBasedSharpening && (*invoke_type == kVirtual || |
| 1252 | *invoke_type == kInterface)) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1253 | // Did the verifier record a more precise invoke target based on its type information? |
| 1254 | const MethodReference caller_method(mUnit->GetDexFile(), mUnit->GetDexMethodIndex()); |
| 1255 | const MethodReference* devirt_map_target = |
| 1256 | verifier::MethodVerifier::GetDevirtMap(caller_method, dex_pc); |
| 1257 | if (devirt_map_target != NULL) { |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1258 | SirtRef<mirror::DexCache> target_dex_cache(soa.Self(), mUnit->GetClassLinker()->FindDexCache(*devirt_map_target->dex_file)); |
| 1259 | SirtRef<mirror::ClassLoader> class_loader(soa.Self(), soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader())); |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 1260 | mirror::ArtMethod* called_method = |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1261 | mUnit->GetClassLinker()->ResolveMethod(*devirt_map_target->dex_file, |
| 1262 | devirt_map_target->dex_method_index, |
| 1263 | target_dex_cache, class_loader, NULL, |
| 1264 | kVirtual); |
| 1265 | CHECK(called_method != NULL); |
| 1266 | CHECK(!called_method->IsAbstract()); |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1267 | InvokeType orig_invoke_type = *invoke_type; |
| 1268 | GetCodeAndMethodForDirectCall(invoke_type, kDirect, true, referrer_class, called_method, |
| 1269 | update_stats, target_method, direct_code, direct_method); |
| 1270 | if (update_stats && (*invoke_type == kDirect)) { |
| 1271 | stats_->ResolvedMethod(orig_invoke_type); |
| 1272 | stats_->VirtualMadeDirect(orig_invoke_type); |
| 1273 | stats_->PreciseTypeDevirtualization(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1274 | } |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1275 | DCHECK_NE(*invoke_type, kSuper); |
| 1276 | return true; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1277 | } |
| 1278 | } |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1279 | if (*invoke_type == kSuper) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1280 | // Unsharpened super calls are suspicious so go slow-path. |
| 1281 | } else { |
| 1282 | // Sharpening failed so generate a regular resolved method dispatch. |
| 1283 | if (update_stats) { |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1284 | stats_->ResolvedMethod(*invoke_type); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1285 | } |
Ian Rogers | 83883d7 | 2013-10-21 21:07:24 -0700 | [diff] [blame] | 1286 | GetCodeAndMethodForDirectCall(invoke_type, *invoke_type, false, referrer_class, resolved_method, |
| 1287 | update_stats, target_method, direct_code, direct_method); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1288 | return true; |
| 1289 | } |
| 1290 | } |
| 1291 | } |
| 1292 | } |
| 1293 | // Clean up any exception left by method/invoke_type resolution |
| 1294 | if (soa.Self()->IsExceptionPending()) { |
| 1295 | soa.Self()->ClearException(); |
| 1296 | } |
| 1297 | if (update_stats) { |
Ian Rogers | 65ec92c | 2013-09-06 10:49:58 -0700 | [diff] [blame] | 1298 | stats_->UnresolvedMethod(*invoke_type); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1299 | } |
| 1300 | return false; // Incomplete knowledge needs slow path. |
| 1301 | } |
| 1302 | |
| 1303 | bool CompilerDriver::IsSafeCast(const MethodReference& mr, uint32_t dex_pc) { |
| 1304 | bool result = verifier::MethodVerifier::IsSafeCast(mr, dex_pc); |
| 1305 | if (result) { |
| 1306 | stats_->SafeCast(); |
| 1307 | } else { |
| 1308 | stats_->NotASafeCast(); |
| 1309 | } |
| 1310 | return result; |
| 1311 | } |
| 1312 | |
| 1313 | |
| 1314 | void CompilerDriver::AddCodePatch(const DexFile* dex_file, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 1315 | uint16_t referrer_class_def_idx, |
| 1316 | uint32_t referrer_method_idx, |
| 1317 | InvokeType referrer_invoke_type, |
| 1318 | uint32_t target_method_idx, |
| 1319 | InvokeType target_invoke_type, |
| 1320 | size_t literal_offset) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1321 | MutexLock mu(Thread::Current(), compiled_methods_lock_); |
| 1322 | code_to_patch_.push_back(new PatchInformation(dex_file, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 1323 | referrer_class_def_idx, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1324 | referrer_method_idx, |
| 1325 | referrer_invoke_type, |
| 1326 | target_method_idx, |
| 1327 | target_invoke_type, |
| 1328 | literal_offset)); |
| 1329 | } |
| 1330 | void CompilerDriver::AddMethodPatch(const DexFile* dex_file, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 1331 | uint16_t referrer_class_def_idx, |
| 1332 | uint32_t referrer_method_idx, |
| 1333 | InvokeType referrer_invoke_type, |
| 1334 | uint32_t target_method_idx, |
| 1335 | InvokeType target_invoke_type, |
| 1336 | size_t literal_offset) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1337 | MutexLock mu(Thread::Current(), compiled_methods_lock_); |
| 1338 | methods_to_patch_.push_back(new PatchInformation(dex_file, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 1339 | referrer_class_def_idx, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1340 | referrer_method_idx, |
| 1341 | referrer_invoke_type, |
| 1342 | target_method_idx, |
| 1343 | target_invoke_type, |
| 1344 | literal_offset)); |
| 1345 | } |
| 1346 | |
| 1347 | class ParallelCompilationManager { |
| 1348 | public: |
| 1349 | typedef void Callback(const ParallelCompilationManager* manager, size_t index); |
| 1350 | |
| 1351 | ParallelCompilationManager(ClassLinker* class_linker, |
| 1352 | jobject class_loader, |
| 1353 | CompilerDriver* compiler, |
| 1354 | const DexFile* dex_file, |
| 1355 | ThreadPool& thread_pool) |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1356 | : index_(0), |
| 1357 | class_linker_(class_linker), |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1358 | class_loader_(class_loader), |
| 1359 | compiler_(compiler), |
| 1360 | dex_file_(dex_file), |
| 1361 | thread_pool_(&thread_pool) {} |
| 1362 | |
| 1363 | ClassLinker* GetClassLinker() const { |
| 1364 | CHECK(class_linker_ != NULL); |
| 1365 | return class_linker_; |
| 1366 | } |
| 1367 | |
| 1368 | jobject GetClassLoader() const { |
| 1369 | return class_loader_; |
| 1370 | } |
| 1371 | |
| 1372 | CompilerDriver* GetCompiler() const { |
| 1373 | CHECK(compiler_ != NULL); |
| 1374 | return compiler_; |
| 1375 | } |
| 1376 | |
| 1377 | const DexFile* GetDexFile() const { |
| 1378 | CHECK(dex_file_ != NULL); |
| 1379 | return dex_file_; |
| 1380 | } |
| 1381 | |
| 1382 | void ForAll(size_t begin, size_t end, Callback callback, size_t work_units) { |
| 1383 | Thread* self = Thread::Current(); |
| 1384 | self->AssertNoPendingException(); |
| 1385 | CHECK_GT(work_units, 0U); |
| 1386 | |
| 1387 | std::vector<ForAllClosure*> closures(work_units); |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1388 | index_ = begin; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1389 | for (size_t i = 0; i < work_units; ++i) { |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1390 | closures[i] = new ForAllClosure(this, end, callback); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1391 | thread_pool_->AddTask(self, closures[i]); |
| 1392 | } |
| 1393 | thread_pool_->StartWorkers(self); |
| 1394 | |
| 1395 | // Ensure we're suspended while we're blocked waiting for the other threads to finish (worker |
| 1396 | // thread destructor's called below perform join). |
| 1397 | CHECK_NE(self->GetState(), kRunnable); |
| 1398 | |
| 1399 | // Wait for all the worker threads to finish. |
| 1400 | thread_pool_->Wait(self, true, false); |
| 1401 | } |
| 1402 | |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1403 | size_t NextIndex() { |
| 1404 | return index_.fetch_add(1); |
| 1405 | } |
| 1406 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1407 | private: |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1408 | class ForAllClosure : public Task { |
| 1409 | public: |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1410 | ForAllClosure(ParallelCompilationManager* manager, size_t end, Callback* callback) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1411 | : manager_(manager), |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1412 | end_(end), |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1413 | callback_(callback) {} |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1414 | |
| 1415 | virtual void Run(Thread* self) { |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1416 | while (true) { |
| 1417 | const size_t index = manager_->NextIndex(); |
| 1418 | if (UNLIKELY(index >= end_)) { |
| 1419 | break; |
| 1420 | } |
| 1421 | callback_(manager_, index); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1422 | self->AssertNoPendingException(); |
| 1423 | } |
| 1424 | } |
| 1425 | |
| 1426 | virtual void Finalize() { |
| 1427 | delete this; |
| 1428 | } |
Brian Carlstrom | 0cd7ec2 | 2013-07-17 23:40:20 -0700 | [diff] [blame] | 1429 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1430 | private: |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1431 | ParallelCompilationManager* const manager_; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1432 | const size_t end_; |
Bernhard Rosenkränzer | 4605362 | 2013-12-12 02:15:52 +0100 | [diff] [blame^] | 1433 | Callback* const callback_; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1434 | }; |
| 1435 | |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1436 | AtomicInteger index_; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1437 | ClassLinker* const class_linker_; |
| 1438 | const jobject class_loader_; |
| 1439 | CompilerDriver* const compiler_; |
| 1440 | const DexFile* const dex_file_; |
| 1441 | ThreadPool* const thread_pool_; |
Mathieu Chartier | 0b3eb39 | 2013-08-23 14:56:59 -0700 | [diff] [blame] | 1442 | |
| 1443 | DISALLOW_COPY_AND_ASSIGN(ParallelCompilationManager); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1444 | }; |
| 1445 | |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 1446 | // Return true if the class should be skipped during compilation. |
| 1447 | // |
| 1448 | // The first case where we skip is for redundant class definitions in |
| 1449 | // the boot classpath. We skip all but the first definition in that case. |
| 1450 | // |
| 1451 | // The second case where we skip is when an app bundles classes found |
| 1452 | // in the boot classpath. Since at runtime we will select the class from |
| 1453 | // the boot classpath, we ignore the one from the app. |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 1454 | static bool SkipClass(ClassLinker* class_linker, jobject class_loader, const DexFile& dex_file, |
| 1455 | const DexFile::ClassDef& class_def) { |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 1456 | const char* descriptor = dex_file.GetClassDescriptor(class_def); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1457 | if (class_loader == NULL) { |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 1458 | DexFile::ClassPathEntry pair = DexFile::FindInClassPath(descriptor, class_linker->GetBootClassPath()); |
| 1459 | CHECK(pair.second != NULL); |
| 1460 | if (pair.first != &dex_file) { |
| 1461 | LOG(WARNING) << "Skipping class " << descriptor << " from " << dex_file.GetLocation() |
| 1462 | << " previously found in " << pair.first->GetLocation(); |
| 1463 | return true; |
| 1464 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1465 | return false; |
| 1466 | } |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 1467 | return class_linker->IsInBootClassPath(descriptor); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1468 | } |
| 1469 | |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 1470 | // A fast version of SkipClass above if the class pointer is available |
| 1471 | // that avoids the expensive FindInClassPath search. |
| 1472 | static bool SkipClass(jobject class_loader, const DexFile& dex_file, mirror::Class* klass) |
| 1473 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 1474 | DCHECK(klass != NULL); |
| 1475 | const DexFile& original_dex_file = *klass->GetDexCache()->GetDexFile(); |
| 1476 | if (&dex_file != &original_dex_file) { |
| 1477 | if (class_loader == NULL) { |
| 1478 | LOG(WARNING) << "Skipping class " << PrettyDescriptor(klass) << " from " |
| 1479 | << dex_file.GetLocation() << " previously found in " |
| 1480 | << original_dex_file.GetLocation(); |
| 1481 | } |
| 1482 | return true; |
| 1483 | } |
| 1484 | return false; |
| 1485 | } |
| 1486 | |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 1487 | static void ResolveClassFieldsAndMethods(const ParallelCompilationManager* manager, |
| 1488 | size_t class_def_index) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1489 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 1490 | ATRACE_CALL(); |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 1491 | Thread* self = Thread::Current(); |
| 1492 | jobject jclass_loader = manager->GetClassLoader(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1493 | const DexFile& dex_file = *manager->GetDexFile(); |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 1494 | ClassLinker* class_linker = manager->GetClassLinker(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1495 | |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 1496 | // If an instance field is final then we need to have a barrier on the return, static final |
| 1497 | // fields are assigned within the lock held for class initialization. Conservatively assume |
| 1498 | // constructor barriers are always required. |
| 1499 | bool requires_constructor_barrier = true; |
| 1500 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1501 | // Method and Field are the worst. We can't resolve without either |
| 1502 | // context from the code use (to disambiguate virtual vs direct |
| 1503 | // method and instance vs static field) or from class |
| 1504 | // definitions. While the compiler will resolve what it can as it |
| 1505 | // needs it, here we try to resolve fields and methods used in class |
| 1506 | // definitions, since many of them many never be referenced by |
| 1507 | // generated code. |
| 1508 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 1509 | if (!SkipClass(class_linker, jclass_loader, dex_file, class_def)) { |
Brian Carlstrom | cb5f5e5 | 2013-09-23 17:48:16 -0700 | [diff] [blame] | 1510 | ScopedObjectAccess soa(self); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1511 | SirtRef<mirror::ClassLoader> class_loader(soa.Self(), soa.Decode<mirror::ClassLoader*>(jclass_loader)); |
| 1512 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), class_linker->FindDexCache(dex_file)); |
Brian Carlstrom | cb5f5e5 | 2013-09-23 17:48:16 -0700 | [diff] [blame] | 1513 | // Resolve the class. |
| 1514 | mirror::Class* klass = class_linker->ResolveType(dex_file, class_def.class_idx_, dex_cache, |
| 1515 | class_loader); |
Brian Carlstrom | cb5f5e5 | 2013-09-23 17:48:16 -0700 | [diff] [blame] | 1516 | bool resolve_fields_and_methods; |
| 1517 | if (klass == NULL) { |
| 1518 | // Class couldn't be resolved, for example, super-class is in a different dex file. Don't |
| 1519 | // attempt to resolve methods and fields when there is no declaring class. |
| 1520 | CHECK(soa.Self()->IsExceptionPending()); |
| 1521 | soa.Self()->ClearException(); |
| 1522 | resolve_fields_and_methods = false; |
| 1523 | } else { |
| 1524 | resolve_fields_and_methods = manager->GetCompiler()->IsImage(); |
| 1525 | } |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 1526 | // Note the class_data pointer advances through the headers, |
| 1527 | // static fields, instance fields, direct methods, and virtual |
| 1528 | // methods. |
| 1529 | const byte* class_data = dex_file.GetClassData(class_def); |
| 1530 | if (class_data == NULL) { |
| 1531 | // Empty class such as a marker interface. |
| 1532 | requires_constructor_barrier = false; |
| 1533 | } else { |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 1534 | ClassDataItemIterator it(dex_file, class_data); |
| 1535 | while (it.HasNextStaticField()) { |
| 1536 | if (resolve_fields_and_methods) { |
| 1537 | mirror::ArtField* field = class_linker->ResolveField(dex_file, it.GetMemberIndex(), |
| 1538 | dex_cache, class_loader, true); |
| 1539 | if (field == NULL) { |
| 1540 | CHECK(soa.Self()->IsExceptionPending()); |
| 1541 | soa.Self()->ClearException(); |
| 1542 | } |
| 1543 | } |
| 1544 | it.Next(); |
| 1545 | } |
| 1546 | // We require a constructor barrier if there are final instance fields. |
| 1547 | requires_constructor_barrier = false; |
| 1548 | while (it.HasNextInstanceField()) { |
| 1549 | if ((it.GetMemberAccessFlags() & kAccFinal) != 0) { |
| 1550 | requires_constructor_barrier = true; |
| 1551 | } |
| 1552 | if (resolve_fields_and_methods) { |
| 1553 | mirror::ArtField* field = class_linker->ResolveField(dex_file, it.GetMemberIndex(), |
| 1554 | dex_cache, class_loader, false); |
| 1555 | if (field == NULL) { |
| 1556 | CHECK(soa.Self()->IsExceptionPending()); |
| 1557 | soa.Self()->ClearException(); |
| 1558 | } |
| 1559 | } |
| 1560 | it.Next(); |
| 1561 | } |
| 1562 | if (resolve_fields_and_methods) { |
| 1563 | while (it.HasNextDirectMethod()) { |
| 1564 | mirror::ArtMethod* method = class_linker->ResolveMethod(dex_file, it.GetMemberIndex(), |
| 1565 | dex_cache, class_loader, NULL, |
| 1566 | it.GetMethodInvokeType(class_def)); |
| 1567 | if (method == NULL) { |
| 1568 | CHECK(soa.Self()->IsExceptionPending()); |
| 1569 | soa.Self()->ClearException(); |
| 1570 | } |
| 1571 | it.Next(); |
| 1572 | } |
| 1573 | while (it.HasNextVirtualMethod()) { |
| 1574 | mirror::ArtMethod* method = class_linker->ResolveMethod(dex_file, it.GetMemberIndex(), |
| 1575 | dex_cache, class_loader, NULL, |
| 1576 | it.GetMethodInvokeType(class_def)); |
| 1577 | if (method == NULL) { |
| 1578 | CHECK(soa.Self()->IsExceptionPending()); |
| 1579 | soa.Self()->ClearException(); |
| 1580 | } |
| 1581 | it.Next(); |
| 1582 | } |
| 1583 | DCHECK(!it.HasNext()); |
| 1584 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1585 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1586 | } |
| 1587 | if (requires_constructor_barrier) { |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 1588 | manager->GetCompiler()->AddRequiresConstructorBarrier(self, &dex_file, class_def_index); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1589 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1590 | } |
| 1591 | |
| 1592 | static void ResolveType(const ParallelCompilationManager* manager, size_t type_idx) |
| 1593 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
| 1594 | // Class derived values are more complicated, they require the linker and loader. |
| 1595 | ScopedObjectAccess soa(Thread::Current()); |
| 1596 | ClassLinker* class_linker = manager->GetClassLinker(); |
| 1597 | const DexFile& dex_file = *manager->GetDexFile(); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1598 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), class_linker->FindDexCache(dex_file)); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1599 | SirtRef<mirror::ClassLoader> class_loader( |
| 1600 | soa.Self(), soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader())); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1601 | mirror::Class* klass = class_linker->ResolveType(dex_file, type_idx, dex_cache, class_loader); |
| 1602 | |
| 1603 | if (klass == NULL) { |
| 1604 | CHECK(soa.Self()->IsExceptionPending()); |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1605 | mirror::Throwable* exception = soa.Self()->GetException(NULL); |
| 1606 | VLOG(compiler) << "Exception during type resolution: " << exception->Dump(); |
Ian Rogers | dfb325e | 2013-10-30 01:00:44 -0700 | [diff] [blame] | 1607 | if (strcmp("Ljava/lang/OutOfMemoryError;", |
| 1608 | ClassHelper(exception->GetClass()).GetDescriptor()) == 0) { |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1609 | // There's little point continuing compilation if the heap is exhausted. |
| 1610 | LOG(FATAL) << "Out of memory during type resolution for compilation"; |
| 1611 | } |
| 1612 | soa.Self()->ClearException(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1613 | } |
| 1614 | } |
| 1615 | |
| 1616 | void CompilerDriver::ResolveDexFile(jobject class_loader, const DexFile& dex_file, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 1617 | ThreadPool& thread_pool, TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1618 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 1619 | |
| 1620 | // TODO: we could resolve strings here, although the string table is largely filled with class |
| 1621 | // and method names. |
| 1622 | |
| 1623 | ParallelCompilationManager context(class_linker, class_loader, this, &dex_file, thread_pool); |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 1624 | if (IsImage()) { |
| 1625 | // For images we resolve all types, such as array, whereas for applications just those with |
| 1626 | // classdefs are resolved by ResolveClassFieldsAndMethods. |
Anwar Ghuloum | df69314 | 2013-09-04 12:22:30 -0700 | [diff] [blame] | 1627 | timings.NewSplit("Resolve Types"); |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 1628 | context.ForAll(0, dex_file.NumTypeIds(), ResolveType, thread_count_); |
| 1629 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1630 | |
Anwar Ghuloum | df69314 | 2013-09-04 12:22:30 -0700 | [diff] [blame] | 1631 | timings.NewSplit("Resolve MethodsAndFields"); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1632 | context.ForAll(0, dex_file.NumClassDefs(), ResolveClassFieldsAndMethods, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1633 | } |
| 1634 | |
| 1635 | void CompilerDriver::Verify(jobject class_loader, const std::vector<const DexFile*>& dex_files, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 1636 | ThreadPool& thread_pool, TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1637 | for (size_t i = 0; i != dex_files.size(); ++i) { |
| 1638 | const DexFile* dex_file = dex_files[i]; |
| 1639 | CHECK(dex_file != NULL); |
| 1640 | VerifyDexFile(class_loader, *dex_file, thread_pool, timings); |
| 1641 | } |
| 1642 | } |
| 1643 | |
| 1644 | static void VerifyClass(const ParallelCompilationManager* manager, size_t class_def_index) |
| 1645 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
Anwar Ghuloum | 67f9941 | 2013-08-12 14:19:48 -0700 | [diff] [blame] | 1646 | ATRACE_CALL(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1647 | ScopedObjectAccess soa(Thread::Current()); |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 1648 | const DexFile& dex_file = *manager->GetDexFile(); |
| 1649 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
| 1650 | const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| 1651 | ClassLinker* class_linker = manager->GetClassLinker(); |
| 1652 | jobject jclass_loader = manager->GetClassLoader(); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1653 | SirtRef<mirror::ClassLoader> class_loader( |
| 1654 | soa.Self(), soa.Decode<mirror::ClassLoader*>(jclass_loader)); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1655 | SirtRef<mirror::Class> klass(soa.Self(), class_linker->FindClass(descriptor, class_loader)); |
| 1656 | if (klass.get() == nullptr) { |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 1657 | CHECK(soa.Self()->IsExceptionPending()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1658 | soa.Self()->ClearException(); |
| 1659 | |
| 1660 | /* |
| 1661 | * At compile time, we can still structurally verify the class even if FindClass fails. |
| 1662 | * This is to ensure the class is structurally sound for compilation. An unsound class |
| 1663 | * will be rejected by the verifier and later skipped during compilation in the compiler. |
| 1664 | */ |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1665 | SirtRef<mirror::DexCache> dex_cache(soa.Self(), class_linker->FindDexCache(dex_file)); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1666 | std::string error_msg; |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1667 | if (verifier::MethodVerifier::VerifyClass(&dex_file, dex_cache, class_loader, &class_def, true, |
| 1668 | &error_msg) == |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1669 | verifier::MethodVerifier::kHardFailure) { |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 1670 | LOG(ERROR) << "Verification failed on class " << PrettyDescriptor(descriptor) |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1671 | << " because: " << error_msg; |
| 1672 | } |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1673 | } else if (!SkipClass(jclass_loader, dex_file, klass.get())) { |
| 1674 | CHECK(klass->IsResolved()) << PrettyClass(klass.get()); |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 1675 | class_linker->VerifyClass(klass); |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 1676 | |
| 1677 | if (klass->IsErroneous()) { |
| 1678 | // ClassLinker::VerifyClass throws, which isn't useful in the compiler. |
| 1679 | CHECK(soa.Self()->IsExceptionPending()); |
| 1680 | soa.Self()->ClearException(); |
| 1681 | } |
| 1682 | |
| 1683 | CHECK(klass->IsCompileTimeVerified() || klass->IsErroneous()) |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1684 | << PrettyDescriptor(klass.get()) << ": state=" << klass->GetStatus(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1685 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1686 | soa.Self()->AssertNoPendingException(); |
| 1687 | } |
| 1688 | |
| 1689 | void CompilerDriver::VerifyDexFile(jobject class_loader, const DexFile& dex_file, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 1690 | ThreadPool& thread_pool, TimingLogger& timings) { |
Anwar Ghuloum | df69314 | 2013-09-04 12:22:30 -0700 | [diff] [blame] | 1691 | timings.NewSplit("Verify Dex File"); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1692 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 1693 | ParallelCompilationManager context(class_linker, class_loader, this, &dex_file, thread_pool); |
| 1694 | context.ForAll(0, dex_file.NumClassDefs(), VerifyClass, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1695 | } |
| 1696 | |
| 1697 | static const char* class_initializer_black_list[] = { |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1698 | "Landroid/app/ActivityThread;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1699 | "Landroid/bluetooth/BluetoothAudioGateway;", // Calls android.bluetooth.BluetoothAudioGateway.classInitNative(). |
| 1700 | "Landroid/bluetooth/HeadsetBase;", // Calls android.bluetooth.HeadsetBase.classInitNative(). |
| 1701 | "Landroid/content/res/CompatibilityInfo;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. |
| 1702 | "Landroid/content/res/CompatibilityInfo$1;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. |
| 1703 | "Landroid/content/UriMatcher;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1704 | "Landroid/database/CursorWindow;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. |
| 1705 | "Landroid/database/sqlite/SQLiteConnection;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1706 | "Landroid/database/sqlite/SQLiteConnection$Operation;", // Requires SimpleDateFormat -> java.util.Locale. |
| 1707 | "Landroid/database/sqlite/SQLiteDatabaseConfiguration;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1708 | "Landroid/database/sqlite/SQLiteDebug;", // Calls android.util.Log.isLoggable. |
| 1709 | "Landroid/database/sqlite/SQLiteOpenHelper;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. |
| 1710 | "Landroid/database/sqlite/SQLiteQueryBuilder;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1711 | "Landroid/drm/DrmManagerClient;", // Calls System.loadLibrary. |
| 1712 | "Landroid/graphics/drawable/AnimatedRotateDrawable;", // Sub-class of Drawable. |
| 1713 | "Landroid/graphics/drawable/AnimationDrawable;", // Sub-class of Drawable. |
| 1714 | "Landroid/graphics/drawable/BitmapDrawable;", // Sub-class of Drawable. |
| 1715 | "Landroid/graphics/drawable/ClipDrawable;", // Sub-class of Drawable. |
| 1716 | "Landroid/graphics/drawable/ColorDrawable;", // Sub-class of Drawable. |
| 1717 | "Landroid/graphics/drawable/Drawable;", // Requires android.graphics.Rect. |
| 1718 | "Landroid/graphics/drawable/DrawableContainer;", // Sub-class of Drawable. |
| 1719 | "Landroid/graphics/drawable/GradientDrawable;", // Sub-class of Drawable. |
| 1720 | "Landroid/graphics/drawable/LayerDrawable;", // Sub-class of Drawable. |
| 1721 | "Landroid/graphics/drawable/NinePatchDrawable;", // Sub-class of Drawable. |
| 1722 | "Landroid/graphics/drawable/RotateDrawable;", // Sub-class of Drawable. |
| 1723 | "Landroid/graphics/drawable/ScaleDrawable;", // Sub-class of Drawable. |
| 1724 | "Landroid/graphics/drawable/ShapeDrawable;", // Sub-class of Drawable. |
| 1725 | "Landroid/graphics/drawable/StateListDrawable;", // Sub-class of Drawable. |
| 1726 | "Landroid/graphics/drawable/TransitionDrawable;", // Sub-class of Drawable. |
| 1727 | "Landroid/graphics/Matrix;", // Calls android.graphics.Matrix.native_create. |
| 1728 | "Landroid/graphics/Matrix$1;", // Requires Matrix. |
| 1729 | "Landroid/graphics/PixelFormat;", // Calls android.graphics.PixelFormat.nativeClassInit(). |
| 1730 | "Landroid/graphics/Rect;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1731 | "Landroid/graphics/SurfaceTexture;", // Calls android.graphics.SurfaceTexture.nativeClassInit(). |
| 1732 | "Landroid/graphics/Typeface;", // Calls android.graphics.Typeface.nativeCreate. |
| 1733 | "Landroid/inputmethodservice/ExtractEditText;", // Requires android.widget.TextView. |
| 1734 | "Landroid/media/AmrInputStream;", // Calls OsConstants.initConstants. |
| 1735 | "Landroid/media/CamcorderProfile;", // Calls OsConstants.initConstants. |
| 1736 | "Landroid/media/CameraProfile;", // Calls System.loadLibrary. |
| 1737 | "Landroid/media/DecoderCapabilities;", // Calls System.loadLibrary. |
| 1738 | "Landroid/media/EncoderCapabilities;", // Calls OsConstants.initConstants. |
| 1739 | "Landroid/media/ExifInterface;", // Calls OsConstants.initConstants. |
| 1740 | "Landroid/media/MediaCodec;", // Calls OsConstants.initConstants. |
| 1741 | "Landroid/media/MediaCodecList;", // Calls OsConstants.initConstants. |
| 1742 | "Landroid/media/MediaCrypto;", // Calls OsConstants.initConstants. |
| 1743 | "Landroid/media/MediaDrm;", // Calls OsConstants.initConstants. |
| 1744 | "Landroid/media/MediaExtractor;", // Calls OsConstants.initConstants. |
| 1745 | "Landroid/media/MediaFile;", // Requires DecoderCapabilities. |
| 1746 | "Landroid/media/MediaMetadataRetriever;", // Calls OsConstants.initConstants. |
| 1747 | "Landroid/media/MediaMuxer;", // Calls OsConstants.initConstants. |
| 1748 | "Landroid/media/MediaPlayer;", // Calls System.loadLibrary. |
| 1749 | "Landroid/media/MediaRecorder;", // Calls System.loadLibrary. |
| 1750 | "Landroid/media/MediaScanner;", // Calls System.loadLibrary. |
| 1751 | "Landroid/media/ResampleInputStream;", // Calls OsConstants.initConstants. |
| 1752 | "Landroid/media/SoundPool;", // Calls OsConstants.initConstants. |
| 1753 | "Landroid/media/videoeditor/MediaArtistNativeHelper;", // Calls OsConstants.initConstants. |
| 1754 | "Landroid/media/videoeditor/VideoEditorProfile;", // Calls OsConstants.initConstants. |
| 1755 | "Landroid/mtp/MtpDatabase;", // Calls OsConstants.initConstants. |
| 1756 | "Landroid/mtp/MtpDevice;", // Calls OsConstants.initConstants. |
| 1757 | "Landroid/mtp/MtpServer;", // Calls OsConstants.initConstants. |
| 1758 | "Landroid/net/NetworkInfo;", // Calls java.util.EnumMap.<init> -> java.lang.Enum.getSharedConstants -> System.identityHashCode. |
| 1759 | "Landroid/net/Proxy;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1760 | "Landroid/net/SSLCertificateSocketFactory;", // Requires javax.net.ssl.HttpsURLConnection. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1761 | "Landroid/net/Uri$AbstractHierarchicalUri;", // Requires Uri. |
| 1762 | "Landroid/net/Uri$HierarchicalUri;", // Requires Uri. |
| 1763 | "Landroid/net/Uri$OpaqueUri;", // Requires Uri. |
| 1764 | "Landroid/net/Uri$StringUri;", // Requires Uri. |
Brian Carlstrom | 4bf1c8d | 2013-08-28 22:31:13 -0700 | [diff] [blame] | 1765 | "Landroid/net/Uri;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1766 | "Landroid/net/WebAddress;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
Brian Carlstrom | 4bf1c8d | 2013-08-28 22:31:13 -0700 | [diff] [blame] | 1767 | "Landroid/net/wifi/WifiNative;", // Calls new LocalLog -> new Time -> TimeZone -> Pattern.compile. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1768 | "Landroid/nfc/NdefRecord;", // Calls String.getBytes -> java.nio.charset.Charset. |
| 1769 | "Landroid/opengl/EGL14;", // Calls android.opengl.EGL14._nativeClassInit. |
| 1770 | "Landroid/opengl/GLES10;", // Calls android.opengl.GLES10._nativeClassInit. |
| 1771 | "Landroid/opengl/GLES10Ext;", // Calls android.opengl.GLES10Ext._nativeClassInit. |
| 1772 | "Landroid/opengl/GLES11;", // Requires GLES10. |
| 1773 | "Landroid/opengl/GLES11Ext;", // Calls android.opengl.GLES11Ext._nativeClassInit. |
| 1774 | "Landroid/opengl/GLES20;", // Calls android.opengl.GLES20._nativeClassInit. |
| 1775 | "Landroid/opengl/GLUtils;", // Calls android.opengl.GLUtils.nativeClassInit. |
| 1776 | "Landroid/os/Build;", // Calls -..-> android.os.SystemProperties.native_get. |
| 1777 | "Landroid/os/Build$VERSION;", // Requires Build. |
Brian Carlstrom | 39d0c0d | 2013-10-28 12:13:34 -0700 | [diff] [blame] | 1778 | "Landroid/os/Bundle;", // Calls android.os.Parcel.obtain -..> Parcel.nativeCreate. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1779 | "Landroid/os/Debug;", // Requires android.os.Environment. |
| 1780 | "Landroid/os/Environment;", // Calls System.getenv. |
| 1781 | "Landroid/os/FileUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1782 | "Landroid/os/StrictMode;", // Calls android.util.Log.isLoggable. |
| 1783 | "Landroid/os/StrictMode$VmPolicy;", // Requires StrictMode. |
| 1784 | "Landroid/os/Trace;", // Calls android.os.Trace.nativeGetEnabledTags. |
| 1785 | "Landroid/os/UEventObserver;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. |
| 1786 | "Landroid/provider/ContactsContract;", // Calls OsConstants.initConstants. |
| 1787 | "Landroid/provider/Settings$Global;", // Calls OsConstants.initConstants. |
| 1788 | "Landroid/provider/Settings$Secure;", // Requires android.net.Uri. |
| 1789 | "Landroid/provider/Settings$System;", // Requires android.net.Uri. |
| 1790 | "Landroid/renderscript/RenderScript;", // Calls System.loadLibrary. |
| 1791 | "Landroid/server/BluetoothService;", // Calls android.server.BluetoothService.classInitNative. |
| 1792 | "Landroid/server/BluetoothEventLoop;", // Calls android.server.BluetoothEventLoop.classInitNative. |
| 1793 | "Landroid/telephony/PhoneNumberUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1794 | "Landroid/telephony/TelephonyManager;", // Calls OsConstants.initConstants. |
| 1795 | "Landroid/text/AutoText;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. |
| 1796 | "Landroid/text/Layout;", // Calls com.android.internal.util.ArrayUtils.emptyArray -> System.identityHashCode. |
| 1797 | "Landroid/text/BoringLayout;", // Requires Layout. |
| 1798 | "Landroid/text/DynamicLayout;", // Requires Layout. |
| 1799 | "Landroid/text/Html$HtmlParser;", // Calls -..-> String.toLowerCase -> java.util.Locale. |
| 1800 | "Landroid/text/StaticLayout;", // Requires Layout. |
| 1801 | "Landroid/text/TextUtils;", // Requires android.util.DisplayMetrics. |
| 1802 | "Landroid/util/DisplayMetrics;", // Calls SystemProperties.native_get_int. |
| 1803 | "Landroid/util/Patterns;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1804 | "Landroid/view/Choreographer;", // Calls SystemProperties.native_get_boolean. |
| 1805 | "Landroid/util/Patterns;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1806 | "Landroid/view/GLES20Canvas;", // Calls GLES20Canvas.nIsAvailable(). |
| 1807 | "Landroid/view/GLES20RecordingCanvas;", // Requires android.view.GLES20Canvas. |
| 1808 | "Landroid/view/GestureDetector;", // Calls android.view.GLES20Canvas.nIsAvailable. |
| 1809 | "Landroid/view/HardwareRenderer$Gl20Renderer;", // Requires SystemProperties.native_get. |
| 1810 | "Landroid/view/HardwareRenderer$GlRenderer;", // Requires SystemProperties.native_get. |
| 1811 | "Landroid/view/InputEventConsistencyVerifier;", // Requires android.os.Build. |
| 1812 | "Landroid/view/Surface;", // Requires SystemProperties.native_get. |
| 1813 | "Landroid/view/SurfaceControl;", // Calls OsConstants.initConstants. |
| 1814 | "Landroid/view/animation/AlphaAnimation;", // Requires Animation. |
| 1815 | "Landroid/view/animation/Animation;", // Calls SystemProperties.native_get_boolean. |
| 1816 | "Landroid/view/animation/AnimationSet;", // Calls OsConstants.initConstants. |
| 1817 | "Landroid/view/textservice/SpellCheckerSubtype;", // Calls Class.getDex(). |
| 1818 | "Landroid/webkit/JniUtil;", // Calls System.loadLibrary. |
| 1819 | "Landroid/webkit/PluginManager;", // // Calls OsConstants.initConstants. |
| 1820 | "Landroid/webkit/WebViewCore;", // Calls System.loadLibrary. |
Brian Carlstrom | 42b3240 | 2013-08-22 00:13:53 -0700 | [diff] [blame] | 1821 | "Landroid/webkit/WebViewFactory;", // Calls -..-> android.os.SystemProperties.native_get. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1822 | "Landroid/webkit/WebViewFactory$Preloader;", // Calls to Class.forName. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1823 | "Landroid/webkit/WebViewInputDispatcher;", // Calls Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1824 | "Landroid/webkit/URLUtil;", // Calls Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1825 | "Landroid/widget/AutoCompleteTextView;", // Requires TextView. |
| 1826 | "Landroid/widget/Button;", // Requires TextView. |
| 1827 | "Landroid/widget/CheckBox;", // Requires TextView. |
| 1828 | "Landroid/widget/CheckedTextView;", // Requires TextView. |
| 1829 | "Landroid/widget/CompoundButton;", // Requires TextView. |
| 1830 | "Landroid/widget/EditText;", // Requires TextView. |
| 1831 | "Landroid/widget/NumberPicker;", // Requires java.util.Locale. |
| 1832 | "Landroid/widget/ScrollBarDrawable;", // Sub-class of Drawable. |
| 1833 | "Landroid/widget/SearchView$SearchAutoComplete;", // Requires TextView. |
| 1834 | "Landroid/widget/Switch;", // Requires TextView. |
| 1835 | "Landroid/widget/TextView;", // Calls Paint.<init> -> Paint.native_init. |
| 1836 | "Lcom/android/i18n/phonenumbers/AsYouTypeFormatter;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1837 | "Lcom/android/i18n/phonenumbers/MetadataManager;", // Calls OsConstants.initConstants. |
| 1838 | "Lcom/android/i18n/phonenumbers/PhoneNumberMatcher;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1839 | "Lcom/android/i18n/phonenumbers/PhoneNumberUtil;", // Requires java.util.logging.LogManager. |
| 1840 | "Lcom/android/i18n/phonenumbers/geocoding/AreaCodeMap;", // Calls OsConstants.initConstants. |
| 1841 | "Lcom/android/i18n/phonenumbers/geocoding/PhoneNumberOfflineGeocoder;", // Calls OsConstants.initConstants. |
| 1842 | "Lcom/android/internal/os/SamplingProfilerIntegration;", // Calls SystemProperties.native_get_int. |
| 1843 | "Lcom/android/internal/policy/impl/PhoneWindow;", // Calls android.os.Binder.init. |
| 1844 | "Lcom/android/internal/view/menu/ActionMenuItemView;", // Requires TextView. |
| 1845 | "Lcom/android/internal/widget/DialogTitle;", // Requires TextView. |
| 1846 | "Lcom/android/org/bouncycastle/asn1/StreamUtil;", // Calls Runtime.getRuntime().maxMemory(). |
| 1847 | "Lcom/android/org/bouncycastle/asn1/pkcs/MacData;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1848 | "Lcom/android/org/bouncycastle/asn1/pkcs/RSASSAPSSparams;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1849 | "Lcom/android/org/bouncycastle/asn1/cms/SignedData;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1850 | "Lcom/android/org/bouncycastle/asn1/x509/GeneralSubtree;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1851 | "Lcom/android/org/bouncycastle/asn1/x9/X9ECParameters;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1852 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$MD5;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1853 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA1;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1854 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA256;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1855 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA384;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1856 | "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA512;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1857 | "Lcom/android/org/bouncycastle/crypto/engines/RSABlindedEngine;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1858 | "Lcom/android/org/bouncycastle/crypto/generators/DHKeyGeneratorHelper;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1859 | "Lcom/android/org/bouncycastle/crypto/generators/DHParametersGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1860 | "Lcom/android/org/bouncycastle/crypto/generators/DHParametersHelper;", // Calls System.getenv -> OsConstants.initConstants. |
| 1861 | "Lcom/android/org/bouncycastle/crypto/generators/DSAKeyPairGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1862 | "Lcom/android/org/bouncycastle/crypto/generators/DSAParametersGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1863 | "Lcom/android/org/bouncycastle/crypto/generators/RSAKeyPairGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1864 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/dh/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. |
| 1865 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/dsa/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. |
| 1866 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$EC;", // Calls OsConstants.initConstants. |
| 1867 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDH;", // Calls OsConstants.initConstants. |
| 1868 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDHC;", // Calls OsConstants.initConstants. |
| 1869 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDSA;", // Calls OsConstants.initConstants. |
| 1870 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECMQV;", // Calls OsConstants.initConstants. |
| 1871 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. |
| 1872 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/BCRSAPrivateCrtKey;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1873 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/BCRSAPrivateKey;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1874 | "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. |
| 1875 | "Lcom/android/org/bouncycastle/jcajce/provider/keystore/pkcs12/PKCS12KeyStoreSpi$BCPKCS12KeyStore;", // Calls Thread.currentThread. |
| 1876 | "Lcom/android/org/bouncycastle/jcajce/provider/keystore/pkcs12/PKCS12KeyStoreSpi;", // Calls Thread.currentThread. |
| 1877 | "Lcom/android/org/bouncycastle/jce/PKCS10CertificationRequest;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1878 | "Lcom/android/org/bouncycastle/jce/provider/CertBlacklist;", // Calls System.getenv -> OsConstants.initConstants. |
| 1879 | "Lcom/android/org/bouncycastle/jce/provider/JCERSAPrivateCrtKey;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1880 | "Lcom/android/org/bouncycastle/jce/provider/JCERSAPrivateKey;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1881 | "Lcom/android/org/bouncycastle/jce/provider/PKIXCertPathValidatorSpi;", // Calls System.getenv -> OsConstants.initConstants. |
| 1882 | "Lcom/android/org/bouncycastle/math/ec/ECConstants;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1883 | "Lcom/android/org/bouncycastle/math/ec/Tnaf;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1884 | "Lcom/android/org/bouncycastle/util/BigIntegers;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1885 | "Lcom/android/org/bouncycastle/x509/X509Util;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 1886 | "Lcom/android/org/conscrypt/CipherSuite;", // Calls OsConstants.initConstants. |
| 1887 | "Lcom/android/org/conscrypt/FileClientSessionCache$CacheFile;", // Calls OsConstants.initConstants. |
| 1888 | "Lcom/android/org/conscrypt/HandshakeIODataStream;", // Calls OsConstants.initConstants. |
| 1889 | "Lcom/android/org/conscrypt/Logger;", // Calls OsConstants.initConstants. |
| 1890 | "Lcom/android/org/conscrypt/NativeCrypto;", // Calls native NativeCrypto.clinit(). |
| 1891 | "Lcom/android/org/conscrypt/OpenSSLECKeyPairGenerator;", // Calls OsConstants.initConstants. |
| 1892 | "Lcom/android/org/conscrypt/OpenSSLEngine;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1893 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacMD5;", // Calls native NativeCrypto.clinit(). |
| 1894 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA1;", // Calls native NativeCrypto.clinit(). |
| 1895 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA256;", // Calls native NativeCrypto.clinit(). |
| 1896 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA384;", // Calls native NativeCrypto.clinit(). |
| 1897 | "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA512;", // Calls native NativeCrypto.clinit(). |
| 1898 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$MD5;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1899 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA1;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1900 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA256;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1901 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA384;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1902 | "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA512;", // Requires com.android.org.conscrypt.NativeCrypto. |
| 1903 | "Lcom/android/org/conscrypt/OpenSSLX509CertPath;", // Calls OsConstants.initConstants. |
| 1904 | "Lcom/android/org/conscrypt/OpenSSLX509CertificateFactory;", // Calls OsConstants.initConstants. |
| 1905 | "Lcom/android/org/conscrypt/PRF;", // Calls OsConstants.initConstants. |
| 1906 | "Lcom/android/org/conscrypt/SSLSessionImpl;", // Calls OsConstants.initConstants. |
| 1907 | "Lcom/android/org/conscrypt/TrustedCertificateStore;", // Calls System.getenv -> OsConstants.initConstants. |
| 1908 | "Lcom/android/okhttp/ConnectionPool;", // Calls OsConstants.initConstants. |
| 1909 | "Lcom/android/okhttp/OkHttpClient;", // Calls OsConstants.initConstants. |
| 1910 | "Lcom/android/okhttp/internal/DiskLruCache;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1911 | "Lcom/android/okhttp/internal/Util;", // Calls OsConstants.initConstants. |
| 1912 | "Lcom/android/okhttp/internal/http/HttpsURLConnectionImpl;", // Calls VMClassLoader.getBootClassPathSize. |
| 1913 | "Lcom/android/okhttp/internal/spdy/SpdyConnection;", // Calls OsConstants.initConstants. |
| 1914 | "Lcom/android/okhttp/internal/spdy/SpdyReader;", // Calls OsConstants.initConstants. |
| 1915 | "Lcom/android/okhttp/internal/tls/OkHostnameVerifier;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 1916 | "Lcom/google/android/gles_jni/EGLContextImpl;", // Calls com.google.android.gles_jni.EGLImpl._nativeClassInit. |
| 1917 | "Lcom/google/android/gles_jni/EGLImpl;", // Calls com.google.android.gles_jni.EGLImpl._nativeClassInit. |
| 1918 | "Lcom/google/android/gles_jni/GLImpl;", // Calls com.google.android.gles_jni.GLImpl._nativeClassInit. |
| 1919 | "Lgov/nist/core/GenericObject;", // Calls OsConstants.initConstants. |
| 1920 | "Lgov/nist/core/Host;", // Calls OsConstants.initConstants. |
| 1921 | "Lgov/nist/core/HostPort;", // Calls OsConstants.initConstants. |
| 1922 | "Lgov/nist/core/NameValue;", // Calls OsConstants.initConstants. |
| 1923 | "Lgov/nist/core/net/DefaultNetworkLayer;", // Calls OsConstants.initConstants. |
| 1924 | "Lgov/nist/javax/sip/Utils;", // Calls OsConstants.initConstants. |
| 1925 | "Lgov/nist/javax/sip/address/AddressImpl;", // Calls OsConstants.initConstants. |
| 1926 | "Lgov/nist/javax/sip/address/Authority;", // Calls OsConstants.initConstants. |
| 1927 | "Lgov/nist/javax/sip/address/GenericURI;", // Calls OsConstants.initConstants. |
| 1928 | "Lgov/nist/javax/sip/address/NetObject;", // Calls OsConstants.initConstants. |
| 1929 | "Lgov/nist/javax/sip/address/SipUri;", // Calls OsConstants.initConstants. |
| 1930 | "Lgov/nist/javax/sip/address/TelephoneNumber;", // Calls OsConstants.initConstants. |
| 1931 | "Lgov/nist/javax/sip/address/UserInfo;", // Calls OsConstants.initConstants. |
| 1932 | "Lgov/nist/javax/sip/header/Accept;", // Calls OsConstants.initConstants. |
| 1933 | "Lgov/nist/javax/sip/header/AcceptEncoding;", // Calls OsConstants.initConstants. |
| 1934 | "Lgov/nist/javax/sip/header/AcceptLanguage;", // Calls OsConstants.initConstants. |
| 1935 | "Lgov/nist/javax/sip/header/AddressParametersHeader;", // Calls OsConstants.initConstants. |
| 1936 | "Lgov/nist/javax/sip/header/AlertInfoList;", // Calls OsConstants.initConstants. |
| 1937 | "Lgov/nist/javax/sip/header/AllowEvents;", // Calls OsConstants.initConstants. |
| 1938 | "Lgov/nist/javax/sip/header/AllowEventsList;", // Calls OsConstants.initConstants. |
| 1939 | "Lgov/nist/javax/sip/header/AuthenticationInfo;", // Calls OsConstants.initConstants. |
| 1940 | "Lgov/nist/javax/sip/header/Authorization;", // Calls OsConstants.initConstants. |
| 1941 | "Lgov/nist/javax/sip/header/CSeq;", // Calls OsConstants.initConstants. |
| 1942 | "Lgov/nist/javax/sip/header/CallIdentifier;", // Calls OsConstants.initConstants. |
| 1943 | "Lgov/nist/javax/sip/header/Challenge;", // Calls OsConstants.initConstants. |
| 1944 | "Lgov/nist/javax/sip/header/ContactList;", // Calls OsConstants.initConstants. |
| 1945 | "Lgov/nist/javax/sip/header/ContentEncoding;", // Calls OsConstants.initConstants. |
| 1946 | "Lgov/nist/javax/sip/header/ContentEncodingList;", // Calls OsConstants.initConstants. |
| 1947 | "Lgov/nist/javax/sip/header/ContentLanguageList;", // Calls OsConstants.initConstants. |
| 1948 | "Lgov/nist/javax/sip/header/ContentType;", // Calls OsConstants.initConstants. |
| 1949 | "Lgov/nist/javax/sip/header/Credentials;", // Calls OsConstants.initConstants. |
| 1950 | "Lgov/nist/javax/sip/header/ErrorInfoList;", // Calls OsConstants.initConstants. |
| 1951 | "Lgov/nist/javax/sip/header/Expires;", // Calls OsConstants.initConstants. |
| 1952 | "Lgov/nist/javax/sip/header/From;", // Calls OsConstants.initConstants. |
| 1953 | "Lgov/nist/javax/sip/header/MimeVersion;", // Calls OsConstants.initConstants. |
| 1954 | "Lgov/nist/javax/sip/header/NameMap;", // Calls OsConstants.initConstants. |
| 1955 | "Lgov/nist/javax/sip/header/Priority;", // Calls OsConstants.initConstants. |
| 1956 | "Lgov/nist/javax/sip/header/Protocol;", // Calls OsConstants.initConstants. |
| 1957 | "Lgov/nist/javax/sip/header/ProxyAuthenticate;", // Calls OsConstants.initConstants. |
| 1958 | "Lgov/nist/javax/sip/header/ProxyAuthenticateList;", // Calls OsConstants.initConstants. |
| 1959 | "Lgov/nist/javax/sip/header/ProxyAuthorizationList;", // Calls OsConstants.initConstants. |
| 1960 | "Lgov/nist/javax/sip/header/ProxyRequire;", // Calls OsConstants.initConstants. |
| 1961 | "Lgov/nist/javax/sip/header/ProxyRequireList;", // Calls OsConstants.initConstants. |
| 1962 | "Lgov/nist/javax/sip/header/RSeq;", // Calls OsConstants.initConstants. |
| 1963 | "Lgov/nist/javax/sip/header/RecordRoute;", // Calls OsConstants.initConstants. |
| 1964 | "Lgov/nist/javax/sip/header/ReferTo;", // Calls OsConstants.initConstants. |
| 1965 | "Lgov/nist/javax/sip/header/RequestLine;", // Calls OsConstants.initConstants. |
| 1966 | "Lgov/nist/javax/sip/header/Require;", // Calls OsConstants.initConstants. |
| 1967 | "Lgov/nist/javax/sip/header/RetryAfter;", // Calls OsConstants.initConstants. |
| 1968 | "Lgov/nist/javax/sip/header/SIPETag;", // Calls OsConstants.initConstants. |
| 1969 | "Lgov/nist/javax/sip/header/SIPHeader;", // Calls OsConstants.initConstants. |
| 1970 | "Lgov/nist/javax/sip/header/SIPHeaderNamesCache;", // Calls OsConstants.initConstants. |
| 1971 | "Lgov/nist/javax/sip/header/StatusLine;", // Calls OsConstants.initConstants. |
| 1972 | "Lgov/nist/javax/sip/header/SubscriptionState;", // Calls OsConstants.initConstants. |
| 1973 | "Lgov/nist/javax/sip/header/TimeStamp;", // Calls OsConstants.initConstants. |
| 1974 | "Lgov/nist/javax/sip/header/UserAgent;", // Calls OsConstants.initConstants. |
| 1975 | "Lgov/nist/javax/sip/header/Unsupported;", // Calls OsConstants.initConstants. |
| 1976 | "Lgov/nist/javax/sip/header/Warning;", // Calls OsConstants.initConstants. |
| 1977 | "Lgov/nist/javax/sip/header/ViaList;", // Calls OsConstants.initConstants. |
| 1978 | "Lgov/nist/javax/sip/header/extensions/Join;", // Calls OsConstants.initConstants. |
| 1979 | "Lgov/nist/javax/sip/header/extensions/References;", // Calls OsConstants.initConstants. |
| 1980 | "Lgov/nist/javax/sip/header/extensions/Replaces;", // Calls OsConstants.initConstants. |
| 1981 | "Lgov/nist/javax/sip/header/ims/PAccessNetworkInfo;", // Calls OsConstants.initConstants. |
| 1982 | "Lgov/nist/javax/sip/header/ims/PAssertedIdentity;", // Calls OsConstants.initConstants. |
| 1983 | "Lgov/nist/javax/sip/header/ims/PAssertedIdentityList;", // Calls OsConstants.initConstants. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1984 | "Lgov/nist/javax/sip/header/ims/PAssociatedURI;", // Calls OsConstants.initConstants. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1985 | "Lgov/nist/javax/sip/header/ims/PCalledPartyID;", // Calls OsConstants.initConstants. |
| 1986 | "Lgov/nist/javax/sip/header/ims/PChargingVector;", // Calls OsConstants.initConstants. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1987 | "Lgov/nist/javax/sip/header/ims/PPreferredIdentity;", // Calls OsConstants.initConstants. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1988 | "Lgov/nist/javax/sip/header/ims/PVisitedNetworkIDList;", // Calls OsConstants.initConstants. |
| 1989 | "Lgov/nist/javax/sip/header/ims/PathList;", // Calls OsConstants.initConstants. |
| 1990 | "Lgov/nist/javax/sip/header/ims/SecurityAgree;", // Calls OsConstants.initConstants. |
| 1991 | "Lgov/nist/javax/sip/header/ims/SecurityClient;", // Calls OsConstants.initConstants. |
| 1992 | "Lgov/nist/javax/sip/header/ims/ServiceRoute;", // Calls OsConstants.initConstants. |
| 1993 | "Ljava/io/Console;", // Has FileDescriptor(s). |
| 1994 | "Ljava/io/File;", // Calls to Random.<init> -> System.currentTimeMillis -> OsConstants.initConstants. |
| 1995 | "Ljava/io/FileDescriptor;", // Requires libcore.io.OsConstants. |
| 1996 | "Ljava/io/ObjectInputStream;", // Requires java.lang.ClassLoader$SystemClassLoader. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 1997 | "Ljava/io/ObjectStreamClass;", // Calls to Class.forName -> java.io.FileDescriptor. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1998 | "Ljava/io/ObjectStreamConstants;", // Instance of non-image class SerializablePermission. |
| 1999 | "Ljava/lang/ClassLoader$SystemClassLoader;", // Calls System.getProperty -> OsConstants.initConstants. |
| 2000 | "Ljava/lang/HexStringParser;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
| 2001 | "Ljava/lang/ProcessManager;", // Calls Thread.currentThread. |
| 2002 | "Ljava/lang/Runtime;", // Calls System.getProperty -> OsConstants.initConstants. |
| 2003 | "Ljava/lang/System;", // Calls OsConstants.initConstants. |
| 2004 | "Ljava/math/BigDecimal;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 2005 | "Ljava/math/BigInteger;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 2006 | "Ljava/math/Primality;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 2007 | "Ljava/math/Multiplication;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 2008 | "Ljava/net/InetAddress;", // Requires libcore.io.OsConstants. |
| 2009 | "Ljava/net/Inet4Address;", // Sub-class of InetAddress. |
| 2010 | "Ljava/net/Inet6Address;", // Sub-class of InetAddress. |
| 2011 | "Ljava/net/InetUnixAddress;", // Sub-class of InetAddress. |
Jeff Hao | a524544 | 2013-10-30 14:12:12 -0700 | [diff] [blame] | 2012 | "Ljava/net/NetworkInterface;", // Calls to Random.<init> -> System.currentTimeMillis -> OsConstants.initConstants. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 2013 | "Ljava/nio/charset/Charset;", // Calls Charset.getDefaultCharset -> System.getProperty -> OsConstants.initConstants. |
| 2014 | "Ljava/nio/charset/CharsetICU;", // Sub-class of Charset. |
| 2015 | "Ljava/nio/charset/Charsets;", // Calls Charset.forName. |
| 2016 | "Ljava/nio/charset/StandardCharsets;", // Calls OsConstants.initConstants. |
| 2017 | "Ljava/security/AlgorithmParameterGenerator;", // Calls OsConstants.initConstants. |
| 2018 | "Ljava/security/KeyPairGenerator$KeyPairGeneratorImpl;", // Calls OsConstants.initConstants. |
| 2019 | "Ljava/security/KeyPairGenerator;", // Calls OsConstants.initConstants. |
| 2020 | "Ljava/security/Security;", // Tries to do disk IO for "security.properties". |
| 2021 | "Ljava/security/spec/RSAKeyGenParameterSpec;", // java.math.NativeBN.BN_new() |
| 2022 | "Ljava/sql/Date;", // Calls OsConstants.initConstants. |
| 2023 | "Ljava/sql/DriverManager;", // Calls OsConstants.initConstants. |
| 2024 | "Ljava/sql/Time;", // Calls OsConstants.initConstants. |
| 2025 | "Ljava/sql/Timestamp;", // Calls OsConstants.initConstants. |
| 2026 | "Ljava/util/Date;", // Calls Date.<init> -> System.currentTimeMillis -> OsConstants.initConstants. |
| 2027 | "Ljava/util/ListResourceBundle;", // Calls OsConstants.initConstants. |
| 2028 | "Ljava/util/Locale;", // Calls System.getProperty -> OsConstants.initConstants. |
| 2029 | "Ljava/util/PropertyResourceBundle;", // Calls OsConstants.initConstants. |
| 2030 | "Ljava/util/ResourceBundle;", // Calls OsConstants.initConstants. |
| 2031 | "Ljava/util/ResourceBundle$MissingBundle;", // Calls OsConstants.initConstants. |
| 2032 | "Ljava/util/Scanner;", // regex.Pattern.compileImpl. |
| 2033 | "Ljava/util/SimpleTimeZone;", // Sub-class of TimeZone. |
| 2034 | "Ljava/util/TimeZone;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
Ian Rogers | 6553049 | 2013-08-19 08:54:22 -0700 | [diff] [blame] | 2035 | "Ljava/util/concurrent/ConcurrentHashMap;", // Calls Runtime.getRuntime().availableProcessors(). |
Brian Carlstrom | f96b217 | 2013-08-19 18:09:55 -0700 | [diff] [blame] | 2036 | "Ljava/util/concurrent/ConcurrentHashMap$Segment;", // Calls Runtime.getRuntime().availableProcessors(). |
Ian Rogers | 6553049 | 2013-08-19 08:54:22 -0700 | [diff] [blame] | 2037 | "Ljava/util/concurrent/ConcurrentSkipListMap;", // Calls Random() -> OsConstants.initConstants. |
| 2038 | "Ljava/util/concurrent/Exchanger;", // Calls Runtime.getRuntime().availableProcessors(). |
| 2039 | "Ljava/util/concurrent/ForkJoinPool;", // Makes a thread pool ..-> calls OsConstants.initConstants. |
| 2040 | "Ljava/util/concurrent/LinkedTransferQueue;", // Calls Runtime.getRuntime().availableProcessors(). |
| 2041 | "Ljava/util/concurrent/Phaser;", // Calls Runtime.getRuntime().availableProcessors(). |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 2042 | "Ljava/util/concurrent/ScheduledThreadPoolExecutor;", // Calls AtomicLong.VMSupportsCS8() |
Ian Rogers | 6553049 | 2013-08-19 08:54:22 -0700 | [diff] [blame] | 2043 | "Ljava/util/concurrent/SynchronousQueue;", // Calls Runtime.getRuntime().availableProcessors(). |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 2044 | "Ljava/util/concurrent/atomic/AtomicLong;", // Calls AtomicLong.VMSupportsCS8() |
| 2045 | "Ljava/util/logging/LogManager;", // Calls System.getProperty -> OsConstants.initConstants. |
| 2046 | "Ljava/util/prefs/AbstractPreferences;", // Calls OsConstants.initConstants. |
| 2047 | "Ljava/util/prefs/FilePreferencesImpl;", // Calls OsConstants.initConstants. |
| 2048 | "Ljava/util/prefs/FilePreferencesFactoryImpl;", // Calls OsConstants.initConstants. |
| 2049 | "Ljava/util/prefs/Preferences;", // Calls OsConstants.initConstants. |
| 2050 | "Ljavax/crypto/KeyAgreement;", // Calls OsConstants.initConstants. |
| 2051 | "Ljavax/crypto/KeyGenerator;", // Calls OsConstants.initConstants. |
| 2052 | "Ljavax/security/cert/X509Certificate;", // Calls VMClassLoader.getBootClassPathSize. |
| 2053 | "Ljavax/security/cert/X509Certificate$1;", // Calls VMClassLoader.getBootClassPathSize. |
| 2054 | "Ljavax/microedition/khronos/egl/EGL10;", // Requires EGLContext. |
| 2055 | "Ljavax/microedition/khronos/egl/EGLContext;", // Requires com.google.android.gles_jni.EGLImpl. |
| 2056 | "Ljavax/xml/datatype/DatatypeConstants;", // Calls OsConstants.initConstants. |
| 2057 | "Ljavax/xml/datatype/FactoryFinder;", // Calls OsConstants.initConstants. |
| 2058 | "Ljavax/xml/namespace/QName;", // Calls OsConstants.initConstants. |
| 2059 | "Ljavax/xml/validation/SchemaFactoryFinder;", // Calls OsConstants.initConstants. |
| 2060 | "Ljavax/xml/xpath/XPathConstants;", // Calls OsConstants.initConstants. |
| 2061 | "Ljavax/xml/xpath/XPathFactoryFinder;", // Calls OsConstants.initConstants. |
| 2062 | "Llibcore/icu/LocaleData;", // Requires java.util.Locale. |
| 2063 | "Llibcore/icu/TimeZoneNames;", // Requires java.util.TimeZone. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2064 | "Llibcore/io/IoUtils;", // Calls Random.<init> -> System.currentTimeMillis -> FileDescriptor -> OsConstants.initConstants. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 2065 | "Llibcore/io/OsConstants;", // Platform specific. |
| 2066 | "Llibcore/net/MimeUtils;", // Calls libcore.net.MimeUtils.getContentTypesPropertiesStream -> System.getProperty. |
| 2067 | "Llibcore/reflect/Types;", // Calls OsConstants.initConstants. |
| 2068 | "Llibcore/util/ZoneInfo;", // Sub-class of TimeZone. |
| 2069 | "Llibcore/util/ZoneInfoDB;", // Calls System.getenv -> OsConstants.initConstants. |
| 2070 | "Lorg/apache/commons/logging/LogFactory;", // Calls System.getProperty. |
| 2071 | "Lorg/apache/commons/logging/impl/LogFactoryImpl;", // Calls OsConstants.initConstants. |
| 2072 | "Lorg/apache/harmony/security/fortress/Services;", // Calls ClassLoader.getSystemClassLoader -> System.getProperty. |
| 2073 | "Lorg/apache/harmony/security/provider/cert/X509CertFactoryImpl;", // Requires java.nio.charsets.Charsets. |
| 2074 | "Lorg/apache/harmony/security/provider/crypto/RandomBitsSupplier;", // Requires java.io.File. |
| 2075 | "Lorg/apache/harmony/security/utils/AlgNameMapper;", // Requires java.util.Locale. |
| 2076 | "Lorg/apache/harmony/security/pkcs10/CertificationRequest;", // Calls Thread.currentThread. |
| 2077 | "Lorg/apache/harmony/security/pkcs10/CertificationRequestInfo;", // Calls Thread.currentThread. |
| 2078 | "Lorg/apache/harmony/security/pkcs7/AuthenticatedAttributes;", // Calls Thread.currentThread. |
| 2079 | "Lorg/apache/harmony/security/pkcs7/SignedData;", // Calls Thread.currentThread. |
| 2080 | "Lorg/apache/harmony/security/pkcs7/SignerInfo;", // Calls Thread.currentThread. |
| 2081 | "Lorg/apache/harmony/security/pkcs8/PrivateKeyInfo;", // Calls Thread.currentThread. |
| 2082 | "Lorg/apache/harmony/security/provider/crypto/SHA1PRNG_SecureRandomImpl;", // Calls OsConstants.initConstants. |
| 2083 | "Lorg/apache/harmony/security/x501/AttributeTypeAndValue;", // Calls IntegralToString.convertInt -> Thread.currentThread. |
| 2084 | "Lorg/apache/harmony/security/x501/DirectoryString;", // Requires BigInteger. |
| 2085 | "Lorg/apache/harmony/security/x501/Name;", // Requires org.apache.harmony.security.x501.AttributeTypeAndValue. |
| 2086 | "Lorg/apache/harmony/security/x509/AccessDescription;", // Calls Thread.currentThread. |
| 2087 | "Lorg/apache/harmony/security/x509/AuthorityKeyIdentifier;", // Calls Thread.currentThread. |
| 2088 | "Lorg/apache/harmony/security/x509/CRLDistributionPoints;", // Calls Thread.currentThread. |
| 2089 | "Lorg/apache/harmony/security/x509/Certificate;", // Requires org.apache.harmony.security.x509.TBSCertificate. |
| 2090 | "Lorg/apache/harmony/security/x509/CertificateIssuer;", // Calls Thread.currentThread. |
| 2091 | "Lorg/apache/harmony/security/x509/CertificateList;", // Calls Thread.currentThread. |
| 2092 | "Lorg/apache/harmony/security/x509/DistributionPoint;", // Calls Thread.currentThread. |
| 2093 | "Lorg/apache/harmony/security/x509/DistributionPointName;", // Calls Thread.currentThread. |
| 2094 | "Lorg/apache/harmony/security/x509/EDIPartyName;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 2095 | "Lorg/apache/harmony/security/x509/GeneralName;", // Requires org.apache.harmony.security.x501.Name. |
| 2096 | "Lorg/apache/harmony/security/x509/GeneralNames;", // Requires GeneralName. |
| 2097 | "Lorg/apache/harmony/security/x509/GeneralSubtree;", // Calls Thread.currentThread. |
| 2098 | "Lorg/apache/harmony/security/x509/GeneralSubtrees;", // Calls Thread.currentThread. |
| 2099 | "Lorg/apache/harmony/security/x509/InfoAccessSyntax;", // Calls Thread.currentThread. |
| 2100 | "Lorg/apache/harmony/security/x509/IssuingDistributionPoint;", // Calls Thread.currentThread. |
| 2101 | "Lorg/apache/harmony/security/x509/NameConstraints;", // Calls Thread.currentThread. |
| 2102 | "Lorg/apache/harmony/security/x509/TBSCertList$RevokedCertificate;", // Calls NativeBN.BN_new(). |
| 2103 | "Lorg/apache/harmony/security/x509/TBSCertList;", // Calls Thread.currentThread. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2104 | "Lorg/apache/harmony/security/x509/TBSCertificate;", // Requires org.apache.harmony.security.x501.Name. |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 2105 | "Lorg/apache/harmony/security/x509/Time;", // Calls native ... -> java.math.NativeBN.BN_new(). |
| 2106 | "Lorg/apache/harmony/security/x509/Validity;", // Requires x509.Time. |
| 2107 | "Lorg/apache/harmony/security/x509/tsp/TSTInfo;", // Calls Thread.currentThread. |
| 2108 | "Lorg/apache/harmony/xml/ExpatParser;", // Calls native ExpatParser.staticInitialize. |
| 2109 | "Lorg/apache/harmony/xml/ExpatParser$EntityParser;", // Calls ExpatParser.staticInitialize. |
| 2110 | "Lorg/apache/http/conn/params/ConnRouteParams;", // Requires java.util.Locale. |
| 2111 | "Lorg/apache/http/conn/ssl/SSLSocketFactory;", // Calls java.security.Security.getProperty. |
| 2112 | "Lorg/apache/http/conn/util/InetAddressUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2113 | }; |
| 2114 | |
| 2115 | static void InitializeClass(const ParallelCompilationManager* manager, size_t class_def_index) |
| 2116 | LOCKS_EXCLUDED(Locks::mutator_lock_) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2117 | ATRACE_CALL(); |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 2118 | jobject jclass_loader = manager->GetClassLoader(); |
| 2119 | const DexFile& dex_file = *manager->GetDexFile(); |
| 2120 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
Jeff Hao | bcdbbfe | 2013-11-08 18:03:22 -0800 | [diff] [blame] | 2121 | const DexFile::TypeId& class_type_id = dex_file.GetTypeId(class_def.class_idx_); |
| 2122 | const char* descriptor = dex_file.StringDataByIdx(class_type_id.descriptor_idx_); |
Ian Rogers | fc0e94b | 2013-09-23 23:51:32 -0700 | [diff] [blame] | 2123 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2124 | ScopedObjectAccess soa(Thread::Current()); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 2125 | SirtRef<mirror::ClassLoader> class_loader(soa.Self(), |
| 2126 | soa.Decode<mirror::ClassLoader*>(jclass_loader)); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 2127 | SirtRef<mirror::Class> klass(soa.Self(), |
| 2128 | manager->GetClassLinker()->FindClass(descriptor, class_loader)); |
Jeff Hao | 0e49b42 | 2013-11-08 12:16:56 -0800 | [diff] [blame] | 2129 | |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 2130 | if (klass.get() != nullptr && !SkipClass(jclass_loader, dex_file, klass.get())) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2131 | // Only try to initialize classes that were successfully verified. |
| 2132 | if (klass->IsVerified()) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2133 | // Attempt to initialize the class but bail if we either need to initialize the super-class |
| 2134 | // or static fields. |
| 2135 | manager->GetClassLinker()->EnsureInitialized(klass, false, false); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2136 | if (!klass->IsInitialized()) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2137 | // We don't want non-trivial class initialization occurring on multiple threads due to |
| 2138 | // deadlock problems. For example, a parent class is initialized (holding its lock) that |
| 2139 | // refers to a sub-class in its static/class initializer causing it to try to acquire the |
| 2140 | // sub-class' lock. While on a second thread the sub-class is initialized (holding its lock) |
| 2141 | // after first initializing its parents, whose locks are acquired. This leads to a |
| 2142 | // parent-to-child and a child-to-parent lock ordering and consequent potential deadlock. |
| 2143 | // We need to use an ObjectLock due to potential suspension in the interpreting code. Rather |
| 2144 | // than use a special Object for the purpose we use the Class of java.lang.Class. |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 2145 | SirtRef<mirror::Class> sirt_klass(soa.Self(), klass->GetClass()); |
| 2146 | ObjectLock<mirror::Class> lock(soa.Self(), &sirt_klass); |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2147 | // Attempt to initialize allowing initialization of parent classes but still not static |
| 2148 | // fields. |
| 2149 | manager->GetClassLinker()->EnsureInitialized(klass, false, true); |
| 2150 | if (!klass->IsInitialized()) { |
| 2151 | // We need to initialize static fields, we only do this for image classes that aren't |
| 2152 | // black listed or marked with the $NoPreloadHolder. |
| 2153 | bool can_init_static_fields = manager->GetCompiler()->IsImage() && |
| 2154 | manager->GetCompiler()->IsImageClass(descriptor); |
| 2155 | if (can_init_static_fields) { |
| 2156 | // NoPreloadHolder inner class implies this should not be initialized early. |
| 2157 | bool is_black_listed = StringPiece(descriptor).ends_with("$NoPreloadHolder;"); |
| 2158 | if (!is_black_listed) { |
| 2159 | for (size_t i = 0; i < arraysize(class_initializer_black_list); ++i) { |
Ian Rogers | dfb325e | 2013-10-30 01:00:44 -0700 | [diff] [blame] | 2160 | if (strcmp(descriptor, class_initializer_black_list[i]) == 0) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2161 | is_black_listed = true; |
| 2162 | break; |
| 2163 | } |
| 2164 | } |
| 2165 | } |
| 2166 | if (!is_black_listed) { |
| 2167 | VLOG(compiler) << "Initializing: " << descriptor; |
Ian Rogers | dfb325e | 2013-10-30 01:00:44 -0700 | [diff] [blame] | 2168 | if (strcmp("Ljava/lang/Void;", descriptor) == 0) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2169 | // Hand initialize j.l.Void to avoid Dex file operations in un-started runtime. |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 2170 | ObjectLock<mirror::Class> lock(soa.Self(), &klass); |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2171 | mirror::ObjectArray<mirror::ArtField>* fields = klass->GetSFields(); |
| 2172 | CHECK_EQ(fields->GetLength(), 1); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 2173 | fields->Get(0)->SetObj(klass.get(), |
| 2174 | manager->GetClassLinker()->FindPrimitiveClass('V')); |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 2175 | klass->SetStatus(mirror::Class::kStatusInitialized, soa.Self()); |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2176 | } else { |
| 2177 | manager->GetClassLinker()->EnsureInitialized(klass, true, true); |
Brian Carlstrom | d792cc1 | 2013-07-25 10:50:39 -0700 | [diff] [blame] | 2178 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2179 | } |
| 2180 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2181 | } |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2182 | soa.Self()->AssertNoPendingException(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2183 | } |
| 2184 | // If successfully initialized place in SSB array. |
| 2185 | if (klass->IsInitialized()) { |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 2186 | int32_t ssb_index = klass->GetDexTypeIndex(); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 2187 | klass->GetDexCache()->GetInitializedStaticStorage()->Set(ssb_index, klass.get()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2188 | } |
| 2189 | } |
| 2190 | // Record the final class status if necessary. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2191 | ClassReference ref(manager->GetDexFile(), class_def_index); |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2192 | manager->GetCompiler()->RecordClassStatus(ref, klass->GetStatus()); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2193 | } |
| 2194 | // Clear any class not found or verification exceptions. |
| 2195 | soa.Self()->ClearException(); |
| 2196 | } |
| 2197 | |
| 2198 | void CompilerDriver::InitializeClasses(jobject jni_class_loader, const DexFile& dex_file, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 2199 | ThreadPool& thread_pool, TimingLogger& timings) { |
Anwar Ghuloum | df69314 | 2013-09-04 12:22:30 -0700 | [diff] [blame] | 2200 | timings.NewSplit("InitializeNoClinit"); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2201 | #ifndef NDEBUG |
Ian Rogers | e6bb3b2 | 2013-08-19 21:51:45 -0700 | [diff] [blame] | 2202 | // Sanity check blacklist descriptors. |
| 2203 | if (IsImage()) { |
| 2204 | for (size_t i = 0; i < arraysize(class_initializer_black_list); ++i) { |
| 2205 | const char* descriptor = class_initializer_black_list[i]; |
| 2206 | CHECK(IsValidDescriptor(descriptor)) << descriptor; |
| 2207 | } |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2208 | } |
| 2209 | #endif |
| 2210 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| 2211 | ParallelCompilationManager context(class_linker, jni_class_loader, this, &dex_file, thread_pool); |
| 2212 | context.ForAll(0, dex_file.NumClassDefs(), InitializeClass, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2213 | } |
| 2214 | |
| 2215 | void CompilerDriver::InitializeClasses(jobject class_loader, |
| 2216 | const std::vector<const DexFile*>& dex_files, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 2217 | ThreadPool& thread_pool, TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2218 | for (size_t i = 0; i != dex_files.size(); ++i) { |
| 2219 | const DexFile* dex_file = dex_files[i]; |
| 2220 | CHECK(dex_file != NULL); |
| 2221 | InitializeClasses(class_loader, *dex_file, thread_pool, timings); |
| 2222 | } |
| 2223 | } |
| 2224 | |
| 2225 | void CompilerDriver::Compile(jobject class_loader, const std::vector<const DexFile*>& dex_files, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 2226 | ThreadPool& thread_pool, TimingLogger& timings) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2227 | for (size_t i = 0; i != dex_files.size(); ++i) { |
| 2228 | const DexFile* dex_file = dex_files[i]; |
| 2229 | CHECK(dex_file != NULL); |
| 2230 | CompileDexFile(class_loader, *dex_file, thread_pool, timings); |
| 2231 | } |
| 2232 | } |
| 2233 | |
| 2234 | void CompilerDriver::CompileClass(const ParallelCompilationManager* manager, size_t class_def_index) { |
Anwar Ghuloum | 67f9941 | 2013-08-12 14:19:48 -0700 | [diff] [blame] | 2235 | ATRACE_CALL(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2236 | jobject jclass_loader = manager->GetClassLoader(); |
| 2237 | const DexFile& dex_file = *manager->GetDexFile(); |
| 2238 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 2239 | ClassLinker* class_linker = manager->GetClassLinker(); |
| 2240 | if (SkipClass(class_linker, jclass_loader, dex_file, class_def)) { |
| 2241 | return; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2242 | } |
| 2243 | ClassReference ref(&dex_file, class_def_index); |
| 2244 | // Skip compiling classes with generic verifier failures since they will still fail at runtime |
| 2245 | if (verifier::MethodVerifier::IsClassRejected(ref)) { |
| 2246 | return; |
| 2247 | } |
| 2248 | const byte* class_data = dex_file.GetClassData(class_def); |
| 2249 | if (class_data == NULL) { |
| 2250 | // empty class, probably a marker interface |
| 2251 | return; |
| 2252 | } |
Anwar Ghuloum | 67f9941 | 2013-08-12 14:19:48 -0700 | [diff] [blame] | 2253 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2254 | // Can we run DEX-to-DEX compiler on this class ? |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 2255 | DexToDexCompilationLevel dex_to_dex_compilation_level = kDontDexToDexCompile; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2256 | { |
| 2257 | ScopedObjectAccess soa(Thread::Current()); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 2258 | SirtRef<mirror::ClassLoader> class_loader(soa.Self(), |
| 2259 | soa.Decode<mirror::ClassLoader*>(jclass_loader)); |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 2260 | dex_to_dex_compilation_level = GetDexToDexCompilationlevel(class_loader, dex_file, class_def); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2261 | } |
| 2262 | ClassDataItemIterator it(dex_file, class_data); |
| 2263 | // Skip fields |
| 2264 | while (it.HasNextStaticField()) { |
| 2265 | it.Next(); |
| 2266 | } |
| 2267 | while (it.HasNextInstanceField()) { |
| 2268 | it.Next(); |
| 2269 | } |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 2270 | CompilerDriver* driver = manager->GetCompiler(); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2271 | // Compile direct methods |
| 2272 | int64_t previous_direct_method_idx = -1; |
| 2273 | while (it.HasNextDirectMethod()) { |
| 2274 | uint32_t method_idx = it.GetMemberIndex(); |
| 2275 | if (method_idx == previous_direct_method_idx) { |
| 2276 | // smali can create dex files with two encoded_methods sharing the same method_idx |
| 2277 | // http://code.google.com/p/smali/issues/detail?id=119 |
| 2278 | it.Next(); |
| 2279 | continue; |
| 2280 | } |
| 2281 | previous_direct_method_idx = method_idx; |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 2282 | driver->CompileMethod(it.GetMethodCodeItem(), it.GetMemberAccessFlags(), |
| 2283 | it.GetMethodInvokeType(class_def), class_def_index, |
| 2284 | method_idx, jclass_loader, dex_file, dex_to_dex_compilation_level); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2285 | it.Next(); |
| 2286 | } |
| 2287 | // Compile virtual methods |
| 2288 | int64_t previous_virtual_method_idx = -1; |
| 2289 | while (it.HasNextVirtualMethod()) { |
| 2290 | uint32_t method_idx = it.GetMemberIndex(); |
| 2291 | if (method_idx == previous_virtual_method_idx) { |
| 2292 | // smali can create dex files with two encoded_methods sharing the same method_idx |
| 2293 | // http://code.google.com/p/smali/issues/detail?id=119 |
| 2294 | it.Next(); |
| 2295 | continue; |
| 2296 | } |
| 2297 | previous_virtual_method_idx = method_idx; |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 2298 | driver->CompileMethod(it.GetMethodCodeItem(), it.GetMemberAccessFlags(), |
| 2299 | it.GetMethodInvokeType(class_def), class_def_index, |
| 2300 | method_idx, jclass_loader, dex_file, dex_to_dex_compilation_level); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2301 | it.Next(); |
| 2302 | } |
| 2303 | DCHECK(!it.HasNext()); |
| 2304 | } |
| 2305 | |
| 2306 | void CompilerDriver::CompileDexFile(jobject class_loader, const DexFile& dex_file, |
Ian Rogers | 5fe9af7 | 2013-11-14 00:17:20 -0800 | [diff] [blame] | 2307 | ThreadPool& thread_pool, TimingLogger& timings) { |
Anwar Ghuloum | df69314 | 2013-09-04 12:22:30 -0700 | [diff] [blame] | 2308 | timings.NewSplit("Compile Dex File"); |
Ian Rogers | be7149f | 2013-08-20 09:29:39 -0700 | [diff] [blame] | 2309 | ParallelCompilationManager context(Runtime::Current()->GetClassLinker(), class_loader, this, |
| 2310 | &dex_file, thread_pool); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2311 | context.ForAll(0, dex_file.NumClassDefs(), CompilerDriver::CompileClass, thread_count_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2312 | } |
| 2313 | |
| 2314 | void CompilerDriver::CompileMethod(const DexFile::CodeItem* code_item, uint32_t access_flags, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 2315 | InvokeType invoke_type, uint16_t class_def_idx, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2316 | uint32_t method_idx, jobject class_loader, |
| 2317 | const DexFile& dex_file, |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 2318 | DexToDexCompilationLevel dex_to_dex_compilation_level) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2319 | CompiledMethod* compiled_method = NULL; |
| 2320 | uint64_t start_ns = NanoTime(); |
| 2321 | |
| 2322 | if ((access_flags & kAccNative) != 0) { |
| 2323 | compiled_method = (*jni_compiler_)(*this, access_flags, method_idx, dex_file); |
| 2324 | CHECK(compiled_method != NULL); |
| 2325 | } else if ((access_flags & kAccAbstract) != 0) { |
| 2326 | } else { |
Dragos Sbirlea | 90af14d | 2013-08-15 17:50:16 -0700 | [diff] [blame] | 2327 | MethodReference method_ref(&dex_file, method_idx); |
| 2328 | bool compile = verifier::MethodVerifier::IsCandidateForCompilation(method_ref, access_flags); |
Dragos Sbirlea | bd136a2 | 2013-08-13 18:07:04 -0700 | [diff] [blame] | 2329 | |
Sebastien Hertz | 4d4adb1 | 2013-07-24 16:14:19 +0200 | [diff] [blame] | 2330 | if (compile) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2331 | CompilerFn compiler = compiler_; |
| 2332 | #ifdef ART_SEA_IR_MODE |
Dragos Sbirlea | 90af14d | 2013-08-15 17:50:16 -0700 | [diff] [blame] | 2333 | bool use_sea = Runtime::Current()->IsSeaIRMode(); |
| 2334 | use_sea = use_sea && |
| 2335 | (std::string::npos != PrettyMethod(method_idx, dex_file).find("fibonacci")); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2336 | if (use_sea) { |
| 2337 | compiler = sea_ir_compiler_; |
Dragos Sbirlea | bd136a2 | 2013-08-13 18:07:04 -0700 | [diff] [blame] | 2338 | LOG(INFO) << "Using SEA IR to compile..." << std::endl; |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2339 | } |
| 2340 | #endif |
buzbee | a024a06 | 2013-07-31 10:47:37 -0700 | [diff] [blame] | 2341 | // NOTE: if compiler declines to compile this method, it will return NULL. |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2342 | compiled_method = (*compiler)(*this, code_item, access_flags, invoke_type, class_def_idx, |
| 2343 | method_idx, class_loader, dex_file); |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 2344 | } else if (dex_to_dex_compilation_level != kDontDexToDexCompile) { |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2345 | // TODO: add a mode to disable DEX-to-DEX compilation ? |
Sebastien Hertz | 7502122 | 2013-07-16 18:34:50 +0200 | [diff] [blame] | 2346 | (*dex_to_dex_compiler_)(*this, code_item, access_flags, |
| 2347 | invoke_type, class_def_idx, |
| 2348 | method_idx, class_loader, dex_file, |
| 2349 | dex_to_dex_compilation_level); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2350 | } |
| 2351 | } |
| 2352 | uint64_t duration_ns = NanoTime() - start_ns; |
| 2353 | #ifdef ART_USE_PORTABLE_COMPILER |
| 2354 | const uint64_t kWarnMilliSeconds = 1000; |
| 2355 | #else |
| 2356 | const uint64_t kWarnMilliSeconds = 100; |
| 2357 | #endif |
| 2358 | if (duration_ns > MsToNs(kWarnMilliSeconds)) { |
| 2359 | LOG(WARNING) << "Compilation of " << PrettyMethod(method_idx, dex_file) |
| 2360 | << " took " << PrettyDuration(duration_ns); |
| 2361 | } |
| 2362 | |
| 2363 | Thread* self = Thread::Current(); |
| 2364 | if (compiled_method != NULL) { |
| 2365 | MethodReference ref(&dex_file, method_idx); |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2366 | DCHECK(GetCompiledMethod(ref) == NULL) << PrettyMethod(method_idx, dex_file); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2367 | { |
| 2368 | MutexLock mu(self, compiled_methods_lock_); |
| 2369 | compiled_methods_.Put(ref, compiled_method); |
| 2370 | } |
| 2371 | DCHECK(GetCompiledMethod(ref) != NULL) << PrettyMethod(method_idx, dex_file); |
| 2372 | } |
| 2373 | |
| 2374 | if (self->IsExceptionPending()) { |
| 2375 | ScopedObjectAccess soa(self); |
| 2376 | LOG(FATAL) << "Unexpected exception compiling: " << PrettyMethod(method_idx, dex_file) << "\n" |
| 2377 | << self->GetException(NULL)->Dump(); |
| 2378 | } |
| 2379 | } |
| 2380 | |
| 2381 | CompiledClass* CompilerDriver::GetCompiledClass(ClassReference ref) const { |
| 2382 | MutexLock mu(Thread::Current(), compiled_classes_lock_); |
| 2383 | ClassTable::const_iterator it = compiled_classes_.find(ref); |
| 2384 | if (it == compiled_classes_.end()) { |
| 2385 | return NULL; |
| 2386 | } |
| 2387 | CHECK(it->second != NULL); |
| 2388 | return it->second; |
| 2389 | } |
| 2390 | |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2391 | void CompilerDriver::RecordClassStatus(ClassReference ref, mirror::Class::Status status) { |
| 2392 | MutexLock mu(Thread::Current(), compiled_classes_lock_); |
| 2393 | auto it = compiled_classes_.find(ref); |
| 2394 | if (it == compiled_classes_.end() || it->second->GetStatus() != status) { |
| 2395 | // An entry doesn't exist or the status is lower than the new status. |
| 2396 | if (it != compiled_classes_.end()) { |
| 2397 | CHECK_GT(status, it->second->GetStatus()); |
| 2398 | delete it->second; |
| 2399 | } |
| 2400 | switch (status) { |
| 2401 | case mirror::Class::kStatusNotReady: |
| 2402 | case mirror::Class::kStatusError: |
| 2403 | case mirror::Class::kStatusRetryVerificationAtRuntime: |
| 2404 | case mirror::Class::kStatusVerified: |
| 2405 | case mirror::Class::kStatusInitialized: |
| 2406 | break; // Expected states. |
| 2407 | default: |
| 2408 | LOG(FATAL) << "Unexpected class status for class " |
| 2409 | << PrettyDescriptor(ref.first->GetClassDescriptor(ref.first->GetClassDef(ref.second))) |
| 2410 | << " of " << status; |
| 2411 | } |
| 2412 | CompiledClass* compiled_class = new CompiledClass(status); |
| 2413 | compiled_classes_.Overwrite(ref, compiled_class); |
| 2414 | } |
| 2415 | } |
| 2416 | |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2417 | CompiledMethod* CompilerDriver::GetCompiledMethod(MethodReference ref) const { |
| 2418 | MutexLock mu(Thread::Current(), compiled_methods_lock_); |
| 2419 | MethodTable::const_iterator it = compiled_methods_.find(ref); |
| 2420 | if (it == compiled_methods_.end()) { |
| 2421 | return NULL; |
| 2422 | } |
| 2423 | CHECK(it->second != NULL); |
| 2424 | return it->second; |
| 2425 | } |
| 2426 | |
| 2427 | void CompilerDriver::SetBitcodeFileName(std::string const& filename) { |
| 2428 | typedef void (*SetBitcodeFileNameFn)(CompilerDriver&, std::string const&); |
| 2429 | |
| 2430 | SetBitcodeFileNameFn set_bitcode_file_name = |
| 2431 | reinterpret_cast<SetBitcodeFileNameFn>(compilerLLVMSetBitcodeFileName); |
| 2432 | |
| 2433 | set_bitcode_file_name(*this, filename); |
| 2434 | } |
| 2435 | |
| 2436 | |
| 2437 | void CompilerDriver::AddRequiresConstructorBarrier(Thread* self, const DexFile* dex_file, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 2438 | uint16_t class_def_index) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2439 | WriterMutexLock mu(self, freezing_constructor_lock_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2440 | freezing_constructor_classes_.insert(ClassReference(dex_file, class_def_index)); |
| 2441 | } |
| 2442 | |
| 2443 | bool CompilerDriver::RequiresConstructorBarrier(Thread* self, const DexFile* dex_file, |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 2444 | uint16_t class_def_index) { |
Ian Rogers | 8f3c9ae | 2013-08-20 17:26:41 -0700 | [diff] [blame] | 2445 | ReaderMutexLock mu(self, freezing_constructor_lock_); |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2446 | return freezing_constructor_classes_.count(ClassReference(dex_file, class_def_index)) != 0; |
| 2447 | } |
| 2448 | |
| 2449 | bool CompilerDriver::WriteElf(const std::string& android_root, |
| 2450 | bool is_host, |
| 2451 | const std::vector<const art::DexFile*>& dex_files, |
Brian Carlstrom | c50d8e1 | 2013-07-23 22:35:16 -0700 | [diff] [blame] | 2452 | OatWriter& oat_writer, |
Brian Carlstrom | 7940e44 | 2013-07-12 13:46:57 -0700 | [diff] [blame] | 2453 | art::File* file) |
| 2454 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 2455 | #if defined(ART_USE_PORTABLE_COMPILER) |
Brian Carlstrom | c50d8e1 | 2013-07-23 22:35:16 -0700 | [diff] [blame] | 2456 | 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] | 2457 | #else |
Brian Carlstrom | c50d8e1 | 2013-07-23 22:35:16 -0700 | [diff] [blame] | 2458 | 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] | 2459 | #endif |
| 2460 | } |
| 2461 | void CompilerDriver::InstructionSetToLLVMTarget(InstructionSet instruction_set, |
| 2462 | std::string& target_triple, |
| 2463 | std::string& target_cpu, |
| 2464 | std::string& target_attr) { |
| 2465 | switch (instruction_set) { |
| 2466 | case kThumb2: |
| 2467 | target_triple = "thumb-none-linux-gnueabi"; |
| 2468 | target_cpu = "cortex-a9"; |
| 2469 | target_attr = "+thumb2,+neon,+neonfp,+vfp3,+db"; |
| 2470 | break; |
| 2471 | |
| 2472 | case kArm: |
| 2473 | target_triple = "armv7-none-linux-gnueabi"; |
| 2474 | // TODO: Fix for Nexus S. |
| 2475 | target_cpu = "cortex-a9"; |
| 2476 | // TODO: Fix for Xoom. |
| 2477 | target_attr = "+v7,+neon,+neonfp,+vfp3,+db"; |
| 2478 | break; |
| 2479 | |
| 2480 | case kX86: |
| 2481 | target_triple = "i386-pc-linux-gnu"; |
| 2482 | target_attr = ""; |
| 2483 | break; |
| 2484 | |
| 2485 | case kMips: |
| 2486 | target_triple = "mipsel-unknown-linux"; |
| 2487 | target_attr = "mips32r2"; |
| 2488 | break; |
| 2489 | |
| 2490 | default: |
| 2491 | LOG(FATAL) << "Unknown instruction set: " << instruction_set; |
| 2492 | } |
| 2493 | } |
| 2494 | } // namespace art |