compiler_driver.cc revision c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6
12faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes/* 22faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Copyright (C) 2011 The Android Open Source Project 32faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 42faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Licensed under the Apache License, Version 2.0 (the "License"); 52faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * you may not use this file except in compliance with the License. 62faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * You may obtain a copy of the License at 72faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 82faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 92faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 102faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Unless required by applicable law or agreed to in writing, software 112faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 122faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * See the License for the specific language governing permissions and 142faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * limitations under the License. 152faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes */ 169ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 171212a022fa5f8ef9585d765b1809521812af882cIan Rogers#include "compiler_driver.h" 189ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 1967f99418f648c3a95256ed3dcd8e8b64eef0b372Anwar Ghuloum#define ATRACE_TAG ATRACE_TAG_DALVIK 2067f99418f648c3a95256ed3dcd8e8b64eef0b372Anwar Ghuloum#include <utils/Trace.h> 21d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 2267f99418f648c3a95256ed3dcd8e8b64eef0b372Anwar Ghuloum#include <vector> 23d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes#include <unistd.h> 2427ec961a1da540ba7f16c07a682585ab167317adBrian Carlstrom 251aa246dec5abe212f699de1413a0c4a191ca364aElliott Hughes#include "base/stl_util.h" 26a84395489098e4531619b1cffd1afc282b14510eSameer Abu Asal#include "base/timing_logger.h" 279ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom#include "class_linker.h" 28b34f69ab43aaf7a6e6045c95f398baf566ef5023Nicolas Geoffray#include "compiler.h" 29be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko#include "compiler_driver-inl.h" 3089756f21c107d96e6d1bbc75811bd33078c8ceeeIan Rogers#include "dex_compilation_unit.h" 314f6ad8ab428038129b2d0d6c40b7fd625cca15e1Ian Rogers#include "dex_file-inl.h" 32c7f832061fea59fd6abd125f26c8ca1faec695a5Vladimir Marko#include "dex/verification_results.h" 332730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Marko#include "dex/verified_method.h" 342bc47809febcf36369dd40877b8226318642b428Vladimir Marko#include "dex/quick/dex_file_method_inliner.h" 35ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell#include "driver/compiler_options.h" 369baa4aefc370f48774b6104680193d9a7e4fb631Brian Carlstrom#include "jni_internal.h" 376d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers#include "object_utils.h" 38bb0b53f58f11c628f077603b56077dfed1a18f11Calin Juravle#include "profiler.h" 391f87008b165d26541d832ff805250afdc89c253dBrian Carlstrom#include "runtime.h" 401d54e73444e017d3a65234e0f193846f3e27472bIan Rogers#include "gc/accounting/card_table-inl.h" 411d54e73444e017d3a65234e0f193846f3e27472bIan Rogers#include "gc/accounting/heap_bitmap.h" 421d54e73444e017d3a65234e0f193846f3e27472bIan Rogers#include "gc/space/space.h" 43ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom#include "mirror/art_field-inl.h" 44ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom#include "mirror/art_method-inl.h" 452dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/class_loader.h" 462dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/class-inl.h" 4739ebcb800aabedd0ffa6aa4aeac8aa4194c66e61Ian Rogers#include "mirror/dex_cache-inl.h" 482dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/object-inl.h" 492dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/object_array-inl.h" 502dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/throwable.h" 5100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers#include "scoped_thread_state_change.h" 5200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers#include "ScopedLocalRef.h" 53eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier#include "handle_scope-inl.h" 5450b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers#include "thread.h" 550e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier#include "thread_pool.h" 56848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogers#include "trampolines/trampoline_compiler.h" 57d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz#include "transaction.h" 58776ac1fa61237db645adb4370a4aab888530caf4Ian Rogers#include "verifier/method_verifier.h" 592bc47809febcf36369dd40877b8226318642b428Vladimir Marko#include "verifier/method_verifier-inl.h" 609ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 619ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstromnamespace art { 629ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 63996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogersstatic double Percentage(size_t x, size_t y) { 64398f64b5805246765b699839b439e18c0dfbf2eeElliott Hughes return 100.0 * (static_cast<double>(x)) / (static_cast<double>(x + y)); 65996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers} 66996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 67996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogersstatic void DumpStat(size_t x, size_t y, const char* str) { 68996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers if (x == 0 && y == 0) { 69996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers return; 70996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } 71e732ef1c0192acd71925bd0ff1ab09640d45531dIan Rogers LOG(INFO) << Percentage(x, y) << "% of " << str << " for " << (x + y) << " cases"; 72996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers} 73996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 74f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Markoclass CompilerDriver::AOTCompilationStats { 75c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers public: 76ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers AOTCompilationStats() 77ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers : stats_lock_("AOT compilation statistics lock"), 78ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers types_in_dex_cache_(0), types_not_in_dex_cache_(0), 79ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers strings_in_dex_cache_(0), strings_not_in_dex_cache_(0), 80ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers resolved_types_(0), unresolved_types_(0), 81ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers resolved_instance_fields_(0), unresolved_instance_fields_(0), 8202c42237741b5573f9d790a5a0f17f408dceb543Sameer Abu Asal resolved_local_static_fields_(0), resolved_static_fields_(0), unresolved_static_fields_(0), 83fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers type_based_devirtualization_(0), 84fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers safe_casts_(0), not_safe_casts_(0) { 852ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers for (size_t i = 0; i <= kMaxInvokeType; i++) { 86c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers resolved_methods_[i] = 0; 87c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers unresolved_methods_[i] = 0; 882ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers virtual_made_direct_[i] = 0; 892ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers direct_calls_to_boot_[i] = 0; 902ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers direct_methods_to_boot_[i] = 0; 91b25c3f6a86dc634ce44fb2849385b49465caa84dElliott Hughes } 92c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 93c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 94c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void Dump() { 95c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DumpStat(types_in_dex_cache_, types_not_in_dex_cache_, "types known to be in dex cache"); 96c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DumpStat(strings_in_dex_cache_, strings_not_in_dex_cache_, "strings known to be in dex cache"); 97c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DumpStat(resolved_types_, unresolved_types_, "types resolved"); 98c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DumpStat(resolved_instance_fields_, unresolved_instance_fields_, "instance fields resolved"); 99c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DumpStat(resolved_local_static_fields_ + resolved_static_fields_, unresolved_static_fields_, 100c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers "static fields resolved"); 101c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DumpStat(resolved_local_static_fields_, resolved_static_fields_ + unresolved_static_fields_, 102c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers "static fields local to a class"); 103fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers DumpStat(safe_casts_, not_safe_casts_, "check-casts removed based on type information"); 104fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers // Note, the code below subtracts the stat value so that when added to the stat value we have 105fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers // 100% of samples. TODO: clean this up. 106fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers DumpStat(type_based_devirtualization_, 107fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers resolved_methods_[kVirtual] + unresolved_methods_[kVirtual] + 108fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers resolved_methods_[kInterface] + unresolved_methods_[kInterface] - 109fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers type_based_devirtualization_, 110fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers "virtual/interface calls made direct based on type information"); 111c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 1122ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers for (size_t i = 0; i <= kMaxInvokeType; i++) { 113c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers std::ostringstream oss; 1142ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers oss << static_cast<InvokeType>(i) << " methods were AOT resolved"; 115c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DumpStat(resolved_methods_[i], unresolved_methods_[i], oss.str().c_str()); 1162ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers if (virtual_made_direct_[i] > 0) { 1172ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers std::ostringstream oss2; 1182ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers oss2 << static_cast<InvokeType>(i) << " methods made direct"; 1192ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers DumpStat(virtual_made_direct_[i], 1202ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers resolved_methods_[i] + unresolved_methods_[i] - virtual_made_direct_[i], 1212ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers oss2.str().c_str()); 1222ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers } 1232ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers if (direct_calls_to_boot_[i] > 0) { 1242ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers std::ostringstream oss2; 1252ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers oss2 << static_cast<InvokeType>(i) << " method calls are direct into boot"; 1262ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers DumpStat(direct_calls_to_boot_[i], 1272ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers resolved_methods_[i] + unresolved_methods_[i] - direct_calls_to_boot_[i], 1282ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers oss2.str().c_str()); 1292ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers } 1302ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers if (direct_methods_to_boot_[i] > 0) { 1312ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers std::ostringstream oss2; 1322ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers oss2 << static_cast<InvokeType>(i) << " method calls have methods in boot"; 1332ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers DumpStat(direct_methods_to_boot_[i], 1342ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers resolved_methods_[i] + unresolved_methods_[i] - direct_methods_to_boot_[i], 1352ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers oss2.str().c_str()); 1362ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers } 137c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 138c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 139996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 14050b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers// Allow lossy statistics in non-debug builds. 141996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers#ifndef NDEBUG 14250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers#define STATS_LOCK() MutexLock mu(Thread::Current(), stats_lock_) 143996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers#else 144996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers#define STATS_LOCK() 145996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers#endif 146996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 147c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void TypeInDexCache() { 148c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 149c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers types_in_dex_cache_++; 150c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 151996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 152c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void TypeNotInDexCache() { 153c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 154c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers types_not_in_dex_cache_++; 155c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 156996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 157c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void StringInDexCache() { 158c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 159c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers strings_in_dex_cache_++; 160c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 161996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 162c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void StringNotInDexCache() { 163c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 164c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers strings_not_in_dex_cache_++; 165c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 166996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 167c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void TypeDoesntNeedAccessCheck() { 168c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 169c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers resolved_types_++; 170c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 171996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 172c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void TypeNeedsAccessCheck() { 173c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 174c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers unresolved_types_++; 175c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 176996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 177c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void ResolvedInstanceField() { 178c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 179c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers resolved_instance_fields_++; 180c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 181996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 182b25c3f6a86dc634ce44fb2849385b49465caa84dElliott Hughes void UnresolvedInstanceField() { 183c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 184c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers unresolved_instance_fields_++; 185c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 186996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 187c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void ResolvedLocalStaticField() { 188c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 189c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers resolved_local_static_fields_++; 190c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 191996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 192c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void ResolvedStaticField() { 193c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 194c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers resolved_static_fields_++; 195c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 196996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 197c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void UnresolvedStaticField() { 198c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 199c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers unresolved_static_fields_++; 200c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers } 201996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 202e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers // Indicate that type information from the verifier led to devirtualization. 20302c42237741b5573f9d790a5a0f17f408dceb543Sameer Abu Asal void PreciseTypeDevirtualization() { 20402c42237741b5573f9d790a5a0f17f408dceb543Sameer Abu Asal STATS_LOCK(); 20502c42237741b5573f9d790a5a0f17f408dceb543Sameer Abu Asal type_based_devirtualization_++; 20602c42237741b5573f9d790a5a0f17f408dceb543Sameer Abu Asal } 207e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers 208e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers // Indicate that a method of the given type was resolved at compile time. 209c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void ResolvedMethod(InvokeType type) { 210c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DCHECK_LE(type, kMaxInvokeType); 211c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 212c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers resolved_methods_[type]++; 213996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } 214996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 215e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers // Indicate that a method of the given type was unresolved at compile time as it was in an 216e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers // unknown dex file. 217c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers void UnresolvedMethod(InvokeType type) { 218c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers DCHECK_LE(type, kMaxInvokeType); 219c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers STATS_LOCK(); 220c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers unresolved_methods_[type]++; 221996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } 222c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 223e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers // Indicate that a type of virtual method dispatch has been converted into a direct method 224e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers // dispatch. 2252ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers void VirtualMadeDirect(InvokeType type) { 226e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers DCHECK(type == kVirtual || type == kInterface || type == kSuper); 2272ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers STATS_LOCK(); 2282ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers virtual_made_direct_[type]++; 2292ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers } 2302ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers 231e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers // Indicate that a method of the given type was able to call directly into boot. 2322ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers void DirectCallsToBoot(InvokeType type) { 2332ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers DCHECK_LE(type, kMaxInvokeType); 2342ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers STATS_LOCK(); 2352ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers direct_calls_to_boot_[type]++; 2362ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers } 2372ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers 238e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers // Indicate that a method of the given type was able to be resolved directly from boot. 2392ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers void DirectMethodsToBoot(InvokeType type) { 2402ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers DCHECK_LE(type, kMaxInvokeType); 241fb6adba0d5d5505610fbd325e7911db700a2f1e8Ian Rogers STATS_LOCK(); 2422ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers direct_methods_to_boot_[type]++; 243fb6adba0d5d5505610fbd325e7911db700a2f1e8Ian Rogers } 2442ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers 245f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko void ProcessedInvoke(InvokeType type, int flags) { 246f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko STATS_LOCK(); 247f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if (flags == 0) { 248f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko unresolved_methods_[type]++; 249f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } else { 250f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko DCHECK_NE((flags & kFlagMethodResolved), 0); 251f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko resolved_methods_[type]++; 252f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if ((flags & kFlagVirtualMadeDirect) != 0) { 253f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko virtual_made_direct_[type]++; 254f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if ((flags & kFlagPreciseTypeDevirtualization) != 0) { 255f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko type_based_devirtualization_++; 256f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } 257f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } else { 258f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko DCHECK_EQ((flags & kFlagPreciseTypeDevirtualization), 0); 259f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } 260f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if ((flags & kFlagDirectCallToBoot) != 0) { 261f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko direct_calls_to_boot_[type]++; 262f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } 263f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if ((flags & kFlagDirectMethodToBoot) != 0) { 264f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko direct_methods_to_boot_[type]++; 265f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } 266f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } 267f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } 268f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko 269fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers // A check-cast could be eliminated due to verifier type analysis. 270fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers void SafeCast() { 271fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers STATS_LOCK(); 272fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers safe_casts_++; 273fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers } 274fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers 275fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers // A check-cast couldn't be eliminated due to verifier type analysis. 276fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers void NotASafeCast() { 277fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers STATS_LOCK(); 278fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers not_safe_casts_++; 279fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers } 280fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers 281c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers private: 282c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers Mutex stats_lock_; 283c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 284c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t types_in_dex_cache_; 285c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t types_not_in_dex_cache_; 286c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 287c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t strings_in_dex_cache_; 288c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t strings_not_in_dex_cache_; 289c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 290c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t resolved_types_; 291c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t unresolved_types_; 292c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 293c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t resolved_instance_fields_; 294c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t unresolved_instance_fields_; 295c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 296c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t resolved_local_static_fields_; 297c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t resolved_static_fields_; 298c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t unresolved_static_fields_; 29902c42237741b5573f9d790a5a0f17f408dceb543Sameer Abu Asal // Type based devirtualization for invoke interface and virtual. 30002c42237741b5573f9d790a5a0f17f408dceb543Sameer Abu Asal size_t type_based_devirtualization_; 301c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 302c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t resolved_methods_[kMaxInvokeType + 1]; 303c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers size_t unresolved_methods_[kMaxInvokeType + 1]; 3042ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers size_t virtual_made_direct_[kMaxInvokeType + 1]; 3052ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers size_t direct_calls_to_boot_[kMaxInvokeType + 1]; 3062ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers size_t direct_methods_to_boot_[kMaxInvokeType + 1]; 307c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers 308fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers size_t safe_casts_; 309fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers size_t not_safe_casts_; 310fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers 311b25c3f6a86dc634ce44fb2849385b49465caa84dElliott Hughes DISALLOW_COPY_AND_ASSIGN(AOTCompilationStats); 312c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers}; 313996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers 31451c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom 31551c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstromextern "C" art::CompiledMethod* ArtCompileDEX(art::CompilerDriver& compiler, 31651c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom const art::DexFile::CodeItem* code_item, 31751c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom uint32_t access_flags, 31851c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom art::InvokeType invoke_type, 3198b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint16_t class_def_idx, 32051c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom uint32_t method_idx, 32151c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom jobject class_loader, 32251c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom const art::DexFile& dex_file); 32351c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom 3246449c62e40ef3a9bb75f664f922555affb532ee4Brian CarlstromCompilerDriver::CompilerDriver(const CompilerOptions* compiler_options, 3256449c62e40ef3a9bb75f664f922555affb532ee4Brian Carlstrom VerificationResults* verification_results, 3265816ed48bc339c983b40dc493e96b97821ce7966Vladimir Marko DexFileToMethodInlinerMap* method_inliner_map, 327b34f69ab43aaf7a6e6045c95f398baf566ef5023Nicolas Geoffray Compiler::Kind compiler_kind, 328f5df8974173124faddb8e2b6a331959afdb94fdfNicolas Geoffray InstructionSet instruction_set, 3297020278bce98a0735dc6abcbd33bdf1ed2634f1dDave Allison InstructionSetFeatures instruction_set_features, 330a024a0686c3b0fea13f362bff70d65981e5febc5buzbee bool image, DescriptorSet* image_classes, size_t thread_count, 33139c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison bool dump_stats, bool dump_passes, CumulativeLogger* timer, 33239c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison std::string profile_file) 333c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle : profile_present_(false), compiler_options_(compiler_options), 3346449c62e40ef3a9bb75f664f922555affb532ee4Brian Carlstrom verification_results_(verification_results), 3355816ed48bc339c983b40dc493e96b97821ce7966Vladimir Marko method_inliner_map_(method_inliner_map), 33672d32629303f8f39362a4099481f48646aed042fIan Rogers compiler_(Compiler::Create(this, compiler_kind)), 337c531cefbfb5394413122e9f57d211ba436cff012buzbee instruction_set_(instruction_set), 3387020278bce98a0735dc6abcbd33bdf1ed2634f1dDave Allison instruction_set_features_(instruction_set_features), 339fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers freezing_constructor_lock_("freezing constructor lock"), 340c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes compiled_classes_lock_("compiled classes lock"), 341c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes compiled_methods_lock_("compiled method lock"), 342aded5f7ab991f3c1132851599d3bc60ff6707eedBrian Carlstrom image_(image), 34396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom image_classes_(image_classes), 3445523ee070b005576c6f889415205d49ea77cf243Elliott Hughes thread_count_(thread_count), 34500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers start_ns_(0), 346c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_(new AOTCompilationStats), 347ba0668ecd2a6459ed7c77012995ad08d27f88725Brian Carlstrom dump_stats_(dump_stats), 348ea3fa0b4ba13d7bd7f7c1cd85202ccbe141a35aeNicolas Geoffray dump_passes_(dump_passes), 349ea3fa0b4ba13d7bd7f7c1cd85202ccbe141a35aeNicolas Geoffray timings_logger_(timer), 350b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes compiler_library_(NULL), 3516f4976c1a9fdaf108974143cd11e6b46037fd24eElliott Hughes compiler_context_(NULL), 352e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers compiler_enable_auto_elf_loading_(NULL), 35396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom compiler_get_method_code_addr_(NULL), 35455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell support_boot_image_fixup_(instruction_set != kMips), 355ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell cfi_info_(nullptr), 356d133b97b1ccae88f6ee7040e288fd7a239ee4492Ian Rogers dedupe_code_("dedupe code"), 357d133b97b1ccae88f6ee7040e288fd7a239ee4492Ian Rogers dedupe_mapping_table_("dedupe mapping table"), 358d133b97b1ccae88f6ee7040e288fd7a239ee4492Ian Rogers dedupe_vmap_table_("dedupe vmap table"), 359ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell dedupe_gc_map_("dedupe gc map"), 360ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell dedupe_cfi_info_("dedupe cfi info") { 3616449c62e40ef3a9bb75f664f922555affb532ee4Brian Carlstrom DCHECK(compiler_options_ != nullptr); 3626449c62e40ef3a9bb75f664f922555affb532ee4Brian Carlstrom DCHECK(verification_results_ != nullptr); 3636449c62e40ef3a9bb75f664f922555affb532ee4Brian Carlstrom DCHECK(method_inliner_map_ != nullptr); 3642ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstrom 3654df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee CHECK_PTHREAD_CALL(pthread_key_create, (&tls_key_, NULL), "compiler tls key"); 3664df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee 36775021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz dex_to_dex_compiler_ = reinterpret_cast<DexToDexCompilerFn>(ArtCompileDEX); 3682d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz 36972d32629303f8f39362a4099481f48646aed042fIan Rogers compiler_->Init(); 37000bc1dc4f81268d78d7dfeb298b85c56876425a9Brian Carlstrom 37125c3325bf95036bf325fc7cb21b4fd6d40282857Brian Carlstrom CHECK(!Runtime::Current()->IsStarted()); 372d5185344e19d9feb7ac268369e0af6a467d1cb48Kenny Root if (image_) { 373d5185344e19d9feb7ac268369e0af6a467d1cb48Kenny Root CHECK(image_classes_.get() != nullptr); 374d5185344e19d9feb7ac268369e0af6a467d1cb48Kenny Root } else { 375d5185344e19d9feb7ac268369e0af6a467d1cb48Kenny Root CHECK(image_classes_.get() == nullptr); 376ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 377ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 378ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell // Are we generating CFI information? 379ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell if (compiler_options->GetGenerateGDBInformation()) { 380b34f69ab43aaf7a6e6045c95f398baf566ef5023Nicolas Geoffray cfi_info_.reset(compiler_->GetCallFrameInformationInitialization(*this)); 381ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } 382c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle 383c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle // Read the profile file if one is provided. 384c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle if (!profile_file.empty()) { 385c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle profile_present_ = profile_file_.LoadFile(profile_file); 386c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle if (profile_present_) { 387c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle LOG(INFO) << "Using profile data form file " << profile_file; 388c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle } else { 389c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle LOG(INFO) << "Failed to load profile file " << profile_file; 390c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle } 391c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle } 392c486c11a1c71ca9c118d57152427b741229cda49Shih-wei Liao} 393c486c11a1c71ca9c118d57152427b741229cda49Shih-wei Liao 394193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartierstd::vector<uint8_t>* CompilerDriver::DeduplicateCode(const std::vector<uint8_t>& code) { 395193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier return dedupe_code_.Add(Thread::Current(), code); 396193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier} 397193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier 398193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartierstd::vector<uint8_t>* CompilerDriver::DeduplicateMappingTable(const std::vector<uint8_t>& code) { 399193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier return dedupe_mapping_table_.Add(Thread::Current(), code); 400193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier} 401193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier 402193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartierstd::vector<uint8_t>* CompilerDriver::DeduplicateVMapTable(const std::vector<uint8_t>& code) { 403193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier return dedupe_vmap_table_.Add(Thread::Current(), code); 404193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier} 405193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier 406193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartierstd::vector<uint8_t>* CompilerDriver::DeduplicateGCMap(const std::vector<uint8_t>& code) { 407193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier return dedupe_gc_map_.Add(Thread::Current(), code); 408193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier} 409193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier 410ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendellstd::vector<uint8_t>* CompilerDriver::DeduplicateCFIInfo(const std::vector<uint8_t>* cfi_info) { 411ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell if (cfi_info == nullptr) { 412ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell return nullptr; 413ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell } 414ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell return dedupe_cfi_info_.Add(Thread::Current(), *cfi_info); 415ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell} 416ae9fd93c39a341e2dffe15c61cc7d9e841fa92c4Mark Mendell 4171212a022fa5f8ef9585d765b1809521812af882cIan RogersCompilerDriver::~CompilerDriver() { 41850b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers Thread* self = Thread::Current(); 419c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes { 42050b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, compiled_classes_lock_); 421c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes STLDeleteValues(&compiled_classes_); 422c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes } 423c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes { 42450b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, compiled_methods_lock_); 425c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes STLDeleteValues(&compiled_methods_); 426c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes } 427c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes { 42850b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, compiled_methods_lock_); 429f582258f0e296223a091fd64231a203ad71e9649Brian Carlstrom STLDeleteElements(&code_to_patch_); 430f582258f0e296223a091fd64231a203ad71e9649Brian Carlstrom } 431f582258f0e296223a091fd64231a203ad71e9649Brian Carlstrom { 43250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, compiled_methods_lock_); 433f582258f0e296223a091fd64231a203ad71e9649Brian Carlstrom STLDeleteElements(&methods_to_patch_); 434f582258f0e296223a091fd64231a203ad71e9649Brian Carlstrom } 435be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi { 436be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi MutexLock mu(self, compiled_methods_lock_); 437be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi STLDeleteElements(&classes_to_patch_); 438be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi } 439ed6d5ed3494648780b9e91422c90d6bc22c16b79Mathieu Chartier CHECK_PTHREAD_CALL(pthread_key_delete, (tls_key_), "delete tls key"); 44072d32629303f8f39362a4099481f48646aed042fIan Rogers compiler_->UnInit(); 4413320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom} 4423320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom 4431212a022fa5f8ef9585d765b1809521812af882cIan RogersCompilerTls* CompilerDriver::GetTls() { 4444df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee // Lazily create thread-local storage 4454df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee CompilerTls* res = static_cast<CompilerTls*>(pthread_getspecific(tls_key_)); 4464df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee if (res == NULL) { 4474df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee res = new CompilerTls(); 4484df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee CHECK_PTHREAD_CALL(pthread_setspecific, (tls_key_, res), "compiler tls"); 4494df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee } 4504df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee return res; 4514df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee} 4524df2bbdfe6602ce5f141b7b44028b95faa0bd8efbuzbee 453dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers#define CREATE_TRAMPOLINE(type, abi, offset) \ 454af13ad9fd18b6f75fe82e7995224c55654594f93Andreas Gampe if (Is64BitInstructionSet(instruction_set_)) { \ 455dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers return CreateTrampoline64(instruction_set_, abi, \ 456dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers type ## _ENTRYPOINT_OFFSET(8, offset)); \ 457dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers } else { \ 458dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers return CreateTrampoline32(instruction_set_, abi, \ 459dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers type ## _ENTRYPOINT_OFFSET(4, offset)); \ 460dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers } 461dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers 462848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogersconst std::vector<uint8_t>* CompilerDriver::CreateInterpreterToInterpreterBridge() const { 463dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(INTERPRETER, kInterpreterAbi, pInterpreterToInterpreterBridge) 464848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogers} 465848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogers 466848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogersconst std::vector<uint8_t>* CompilerDriver::CreateInterpreterToCompiledCodeBridge() const { 467dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(INTERPRETER, kInterpreterAbi, pInterpreterToCompiledCodeBridge) 468848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogers} 469848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogers 470848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogersconst std::vector<uint8_t>* CompilerDriver::CreateJniDlsymLookup() const { 471dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(JNI, kJniAbi, pDlsymLookup) 472848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogers} 473848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogers 47488474b416eb257078e590bf9bc7957cee604a186Jeff Haoconst std::vector<uint8_t>* CompilerDriver::CreatePortableImtConflictTrampoline() const { 475dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(PORTABLE, kPortableAbi, pPortableImtConflictTrampoline) 47688474b416eb257078e590bf9bc7957cee604a186Jeff Hao} 47788474b416eb257078e590bf9bc7957cee604a186Jeff Hao 4780aba0ba155bef7346bde19e53581200b89ae8a7aJeff Haoconst std::vector<uint8_t>* CompilerDriver::CreatePortableResolutionTrampoline() const { 479dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(PORTABLE, kPortableAbi, pPortableResolutionTrampoline) 4800aba0ba155bef7346bde19e53581200b89ae8a7aJeff Hao} 4810aba0ba155bef7346bde19e53581200b89ae8a7aJeff Hao 482848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogersconst std::vector<uint8_t>* CompilerDriver::CreatePortableToInterpreterBridge() const { 483dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(PORTABLE, kPortableAbi, pPortableToInterpreterBridge) 4840aba0ba155bef7346bde19e53581200b89ae8a7aJeff Hao} 4850aba0ba155bef7346bde19e53581200b89ae8a7aJeff Hao 4862da882315a61072664f7ce3c212307342e907207Andreas Gampeconst std::vector<uint8_t>* CompilerDriver::CreateQuickGenericJniTrampoline() const { 487dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(QUICK, kQuickAbi, pQuickGenericJniTrampoline) 4882da882315a61072664f7ce3c212307342e907207Andreas Gampe} 4892da882315a61072664f7ce3c212307342e907207Andreas Gampe 49088474b416eb257078e590bf9bc7957cee604a186Jeff Haoconst std::vector<uint8_t>* CompilerDriver::CreateQuickImtConflictTrampoline() const { 491dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(QUICK, kQuickAbi, pQuickImtConflictTrampoline) 49288474b416eb257078e590bf9bc7957cee604a186Jeff Hao} 49388474b416eb257078e590bf9bc7957cee604a186Jeff Hao 494848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogersconst std::vector<uint8_t>* CompilerDriver::CreateQuickResolutionTrampoline() const { 495dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(QUICK, kQuickAbi, pQuickResolutionTrampoline) 4960aba0ba155bef7346bde19e53581200b89ae8a7aJeff Hao} 4970aba0ba155bef7346bde19e53581200b89ae8a7aJeff Hao 498848871b4d8481229c32e0d048a9856e5a9a17ef9Ian Rogersconst std::vector<uint8_t>* CompilerDriver::CreateQuickToInterpreterBridge() const { 499dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers CREATE_TRAMPOLINE(QUICK, kQuickAbi, pQuickToInterpreterBridge) 5000aba0ba155bef7346bde19e53581200b89ae8a7aJeff Hao} 501dd7624d2b9e599d57762d12031b10b89defc9807Ian Rogers#undef CREATE_TRAMPOLINE 5020aba0ba155bef7346bde19e53581200b89ae8a7aJeff Hao 5031212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::CompileAll(jobject class_loader, 5044560248d4c85cade7f4fc7b30c3fb41b95a04a7fBrian Carlstrom const std::vector<const DexFile*>& dex_files, 5053d504075f7c1204d581923460754bf6d3714b13fIan Rogers TimingLogger* timings) { 50625c3325bf95036bf325fc7cb21b4fd6d40282857Brian Carlstrom DCHECK(!Runtime::Current()->IsStarted()); 507700a402244a1a423da4f3ba8032459f4b65fa18fIan Rogers std::unique_ptr<ThreadPool> thread_pool(new ThreadPool("Compiler driver thread pool", thread_count_ - 1)); 5083d504075f7c1204d581923460754bf6d3714b13fIan Rogers PreCompile(class_loader, dex_files, thread_pool.get(), timings); 5093d504075f7c1204d581923460754bf6d3714b13fIan Rogers Compile(class_loader, dex_files, thread_pool.get(), timings); 510ba0668ecd2a6459ed7c77012995ad08d27f88725Brian Carlstrom if (dump_stats_) { 511ba0668ecd2a6459ed7c77012995ad08d27f88725Brian Carlstrom stats_->Dump(); 512ba0668ecd2a6459ed7c77012995ad08d27f88725Brian Carlstrom } 5138a48741b96ca9cc5835cac72ac133c4ca480930fBrian Carlstrom} 5148a48741b96ca9cc5835cac72ac133c4ca480930fBrian Carlstrom 515590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartierstatic DexToDexCompilationLevel GetDexToDexCompilationlevel( 5160cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier Thread* self, Handle<mirror::ClassLoader> class_loader, const DexFile& dex_file, 517590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier const DexFile::ClassDef& class_def) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 5182d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz const char* descriptor = dex_file.GetClassDescriptor(class_def); 5192d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 5209837939678bb5dcba178e5fb00ed59b5d14c8d9bIan Rogers mirror::Class* klass = class_linker->FindClass(self, descriptor, class_loader); 5212d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz if (klass == NULL) { 5222d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz CHECK(self->IsExceptionPending()); 5232d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz self->ClearException(); 52475021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz return kDontDexToDexCompile; 52575021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz } 52675021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz // The verifier can only run on "quick" instructions at runtime (see usage of 52775021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz // FindAccessedFieldAtDexPc and FindInvokedMethodAtDexPc in ThrowNullPointerExceptionFromDexPC 52875021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz // function). Since image classes can be verified again while compiling an application, 52975021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz // we must prevent the DEX-to-DEX compiler from introducing them. 53075021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz // TODO: find a way to enable "quick" instructions for image classes and remove this check. 531eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier bool compiling_image_classes = class_loader.Get() == nullptr; 53275021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz if (compiling_image_classes) { 53375021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz return kRequired; 53475021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz } else if (klass->IsVerified()) { 53575021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz // Class is verified so we can enable DEX-to-DEX compilation for performance. 53675021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz return kOptimize; 53775021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz } else if (klass->IsCompileTimeVerified()) { 53875021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz // Class verification has soft-failed. Anyway, ensure at least correctness. 53975021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz DCHECK_EQ(klass->GetStatus(), mirror::Class::kStatusRetryVerificationAtRuntime); 54075021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz return kRequired; 54175021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz } else { 54275021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz // Class verification has failed: do not run DEX-to-DEX compilation. 54375021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz return kDontDexToDexCompile; 5442d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz } 5452d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz} 5462d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz 5473d504075f7c1204d581923460754bf6d3714b13fIan Rogersvoid CompilerDriver::CompileOne(mirror::ArtMethod* method, TimingLogger* timings) { 54825c3325bf95036bf325fc7cb21b4fd6d40282857Brian Carlstrom DCHECK(!Runtime::Current()->IsStarted()); 54900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers Thread* self = Thread::Current(); 5502d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz jobject jclass_loader; 55100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers const DexFile* dex_file; 5528b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint16_t class_def_idx; 553ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers uint32_t method_idx = method->GetDexMethodIndex(); 554ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers uint32_t access_flags = method->GetAccessFlags(); 555ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers InvokeType invoke_type = method->GetInvokeType(); 55600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 55700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(self); 55800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedLocalRef<jobject> 55900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers local_class_loader(soa.Env(), 56000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers soa.AddLocalReference<jobject>(method->GetDeclaringClass()->GetClassLoader())); 5612d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz jclass_loader = soa.Env()->NewGlobalRef(local_class_loader.get()); 56200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // Find the dex_file 563fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers MethodHelper mh(method); 564fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers dex_file = &mh.GetDexFile(); 565fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers class_def_idx = mh.GetClassDefIndex(); 56600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 567ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers const DexFile::CodeItem* code_item = dex_file->GetCodeItem(method->GetCodeItemOffset()); 56800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromRunnableToSuspended(kNative); 569ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 570ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom std::vector<const DexFile*> dex_files; 57100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers dex_files.push_back(dex_file); 572ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 573700a402244a1a423da4f3ba8032459f4b65fa18fIan Rogers std::unique_ptr<ThreadPool> thread_pool(new ThreadPool("Compiler driver thread pool", 0U)); 5743d504075f7c1204d581923460754bf6d3714b13fIan Rogers PreCompile(jclass_loader, dex_files, thread_pool.get(), timings); 575ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 5762d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz // Can we run DEX-to-DEX compiler on this class ? 57775021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz DexToDexCompilationLevel dex_to_dex_compilation_level = kDontDexToDexCompile; 5782d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz { 5792d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz ScopedObjectAccess soa(Thread::Current()); 5802d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz const DexFile::ClassDef& class_def = dex_file->GetClassDef(class_def_idx); 581eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<1> hs(soa.Self()); 582eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader( 583eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(soa.Decode<mirror::ClassLoader*>(jclass_loader))); 5849837939678bb5dcba178e5fb00ed59b5d14c8d9bIan Rogers dex_to_dex_compilation_level = GetDexToDexCompilationlevel(self, class_loader, *dex_file, 5859837939678bb5dcba178e5fb00ed59b5d14c8d9bIan Rogers class_def); 5862d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz } 587ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers CompileMethod(code_item, access_flags, invoke_type, class_def_idx, method_idx, jclass_loader, 588ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers *dex_file, dex_to_dex_compilation_level); 589ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 5902d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz self->GetJniEnv()->DeleteGlobalRef(jclass_loader); 59100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 59200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromSuspendedToRunnable(); 5939ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom} 5949ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 5951212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::Resolve(jobject class_loader, const std::vector<const DexFile*>& dex_files, 5963d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 597ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom for (size_t i = 0; i != dex_files.size(); ++i) { 598ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom const DexFile* dex_file = dex_files[i]; 599d5185344e19d9feb7ac268369e0af6a467d1cb48Kenny Root CHECK(dex_file != nullptr); 6002f66382fdb5e98537f724eba43ef1c7162c71b0eBrian Carlstrom ResolveDexFile(class_loader, *dex_file, thread_pool, timings); 6019ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom } 6029ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom} 6039ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 6041212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::PreCompile(jobject class_loader, const std::vector<const DexFile*>& dex_files, 6053d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 60696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom LoadImageClasses(timings); 60796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 6084a200f56b7075309316b04d550c9cc50f8314eddJeff Hao if (!compiler_options_->IsVerificationEnabled()) { 6094a200f56b7075309316b04d550c9cc50f8314eddJeff Hao VLOG(compiler) << "Verify none mode specified, skipping pre-compilation"; 6104a200f56b7075309316b04d550c9cc50f8314eddJeff Hao return; 6114a200f56b7075309316b04d550c9cc50f8314eddJeff Hao } 6124a200f56b7075309316b04d550c9cc50f8314eddJeff Hao 6132f66382fdb5e98537f724eba43ef1c7162c71b0eBrian Carlstrom Resolve(class_loader, dex_files, thread_pool, timings); 614601a12302407d8199503d2cc6cc0829d5996696dElliott Hughes 6152f66382fdb5e98537f724eba43ef1c7162c71b0eBrian Carlstrom Verify(class_loader, dex_files, thread_pool, timings); 616ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 6172f66382fdb5e98537f724eba43ef1c7162c71b0eBrian Carlstrom InitializeClasses(class_loader, dex_files, thread_pool, timings); 61896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 61996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom UpdateImageClasses(timings); 620ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom} 621ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 622dfb325e0ddd746cd8f7c2e3723b3a573eb7cc111Ian Rogersbool CompilerDriver::IsImageClass(const char* descriptor) const { 623e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (!IsImage()) { 62496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom return true; 625e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } else { 626dfb325e0ddd746cd8f7c2e3723b3a573eb7cc111Ian Rogers return image_classes_->find(descriptor) != image_classes_->end(); 627ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom } 628ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom} 629ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom 63096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstromstatic void ResolveExceptionsForMethod(MethodHelper* mh, 631700a402244a1a423da4f3ba8032459f4b65fa18fIan Rogers std::set<std::pair<uint16_t, const DexFile*>>& exceptions_to_resolve) 63296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 63396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom const DexFile::CodeItem* code_item = mh->GetCodeItem(); 63496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom if (code_item == NULL) { 63596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom return; // native or abstract method 63696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 63796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom if (code_item->tries_size_ == 0) { 63896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom return; // nothing to process 63996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 64096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom const byte* encoded_catch_handler_list = DexFile::GetCatchHandlerData(*code_item, 0); 64196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom size_t num_encoded_catch_handlers = DecodeUnsignedLeb128(&encoded_catch_handler_list); 64296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom for (size_t i = 0; i < num_encoded_catch_handlers; i++) { 64396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom int32_t encoded_catch_handler_size = DecodeSignedLeb128(&encoded_catch_handler_list); 64496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom bool has_catch_all = false; 64596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom if (encoded_catch_handler_size <= 0) { 64696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom encoded_catch_handler_size = -encoded_catch_handler_size; 64796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom has_catch_all = true; 64896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 64996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom for (int32_t j = 0; j < encoded_catch_handler_size; j++) { 65096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom uint16_t encoded_catch_handler_handlers_type_idx = 65196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom DecodeUnsignedLeb128(&encoded_catch_handler_list); 65296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // Add to set of types to resolve if not already in the dex cache resolved types 65396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom if (!mh->IsResolvedTypeIdx(encoded_catch_handler_handlers_type_idx)) { 65496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom exceptions_to_resolve.insert( 65596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom std::pair<uint16_t, const DexFile*>(encoded_catch_handler_handlers_type_idx, 65696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom &mh->GetDexFile())); 65796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 65896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // ignore address associated with catch handler 65996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom DecodeUnsignedLeb128(&encoded_catch_handler_list); 66096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 66196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom if (has_catch_all) { 66296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // ignore catch all address 66396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom DecodeUnsignedLeb128(&encoded_catch_handler_list); 66496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 66596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 66696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom} 66796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 66896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstromstatic bool ResolveCatchBlockExceptionsClassVisitor(mirror::Class* c, void* arg) 66996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 670700a402244a1a423da4f3ba8032459f4b65fa18fIan Rogers std::set<std::pair<uint16_t, const DexFile*>>* exceptions_to_resolve = 671700a402244a1a423da4f3ba8032459f4b65fa18fIan Rogers reinterpret_cast<std::set<std::pair<uint16_t, const DexFile*>>*>(arg); 67296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom MethodHelper mh; 67396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom for (size_t i = 0; i < c->NumVirtualMethods(); ++i) { 674ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = c->GetVirtualMethod(i); 67596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom mh.ChangeMethod(m); 67696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom ResolveExceptionsForMethod(&mh, *exceptions_to_resolve); 67796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 67896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom for (size_t i = 0; i < c->NumDirectMethods(); ++i) { 679ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = c->GetDirectMethod(i); 68096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom mh.ChangeMethod(m); 68196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom ResolveExceptionsForMethod(&mh, *exceptions_to_resolve); 68296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 68396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom return true; 68496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom} 68596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 68696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstromstatic bool RecordImageClassesVisitor(mirror::Class* klass, void* arg) 68796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 68896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom CompilerDriver::DescriptorSet* image_classes = 68996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom reinterpret_cast<CompilerDriver::DescriptorSet*>(arg); 690f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier image_classes->insert(klass->GetDescriptor()); 69196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom return true; 69296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom} 69396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 69496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom// Make a list of descriptors for classes to include in the image 6953d504075f7c1204d581923460754bf6d3714b13fIan Rogersvoid CompilerDriver::LoadImageClasses(TimingLogger* timings) 69696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom LOCKS_EXCLUDED(Locks::mutator_lock_) { 697d5185344e19d9feb7ac268369e0af6a467d1cb48Kenny Root CHECK(timings != nullptr); 698e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (!IsImage()) { 69996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom return; 70096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 70196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 7023d504075f7c1204d581923460754bf6d3714b13fIan Rogers timings->NewSplit("LoadImageClasses"); 70396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // Make a first class to load all classes explicitly listed in the file 70496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom Thread* self = Thread::Current(); 70596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom ScopedObjectAccess soa(self); 70696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 707d5185344e19d9feb7ac268369e0af6a467d1cb48Kenny Root CHECK(image_classes_.get() != nullptr); 70802e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier for (auto it = image_classes_->begin(), end = image_classes_->end(); it != end;) { 709e9c36b34efb7460f59c6766e526c9b0de8da70b3Vladimir Marko const std::string& descriptor(*it); 710eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<1> hs(self); 711eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::Class> klass( 712eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(class_linker->FindSystemClass(self, descriptor.c_str()))); 713eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier if (klass.Get() == NULL) { 714e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers VLOG(compiler) << "Failed to find class " << descriptor; 715e9c36b34efb7460f59c6766e526c9b0de8da70b3Vladimir Marko image_classes_->erase(it++); 716a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers self->ClearException(); 71796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } else { 71896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom ++it; 71996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 72096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 72196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 72296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // Resolve exception classes referenced by the loaded classes. The catch logic assumes 72396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // exceptions are resolved by the verifier when there is a catch block in an interested method. 72496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // Do this here so that exception classes appear to have been specified image classes. 725700a402244a1a423da4f3ba8032459f4b65fa18fIan Rogers std::set<std::pair<uint16_t, const DexFile*>> unresolved_exception_types; 726eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<1> hs(self); 727eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::Class> java_lang_Throwable( 728eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(class_linker->FindSystemClass(self, "Ljava/lang/Throwable;"))); 72996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom do { 73096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom unresolved_exception_types.clear(); 73196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom class_linker->VisitClasses(ResolveCatchBlockExceptionsClassVisitor, 73296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom &unresolved_exception_types); 73302e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier for (const std::pair<uint16_t, const DexFile*>& exception_type : unresolved_exception_types) { 73402e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier uint16_t exception_type_idx = exception_type.first; 73502e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier const DexFile* dex_file = exception_type.second; 7360cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier StackHandleScope<2> hs(self); 737eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::DexCache> dex_cache(hs.NewHandle(class_linker->FindDexCache(*dex_file))); 738eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::Class> klass(hs.NewHandle( 7390cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier class_linker->ResolveType(*dex_file, exception_type_idx, dex_cache, 7400cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier NullHandle<mirror::ClassLoader>()))); 741eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier if (klass.Get() == NULL) { 74296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom const DexFile::TypeId& type_id = dex_file->GetTypeId(exception_type_idx); 74396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom const char* descriptor = dex_file->GetTypeDescriptor(type_id); 74496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom LOG(FATAL) << "Failed to resolve class " << descriptor; 74596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 746eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier DCHECK(java_lang_Throwable->IsAssignableFrom(klass.Get())); 74796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 74896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // Resolving exceptions may load classes that reference more exceptions, iterate until no 74996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // more are found 75096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } while (!unresolved_exception_types.empty()); 75196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 75296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // We walk the roots looking for classes so that we'll pick up the 75396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // above classes plus any classes them depend on such super 75496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom // classes, interfaces, and the required ClassLinker roots. 75596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom class_linker->VisitClasses(RecordImageClassesVisitor, image_classes_.get()); 75696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 75796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom CHECK_NE(image_classes_->size(), 0U); 75896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom} 75996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 760f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartierstatic void MaybeAddToImageClasses(Handle<mirror::Class> c, 761f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier CompilerDriver::DescriptorSet* image_classes) 76296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 763f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier Thread* self = Thread::Current(); 764f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier StackHandleScope<1> hs(self); 765f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier // Make a copy of the handle so that we don't clobber it doing Assign. 766f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier Handle<mirror::Class> klass(hs.NewHandle(c.Get())); 76796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom while (!klass->IsObjectClass()) { 768f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier std::string descriptor(klass->GetDescriptor()); 76996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom std::pair<CompilerDriver::DescriptorSet::iterator, bool> result = 77096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom image_classes->insert(descriptor); 77196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom if (result.second) { 77275a43f10f55e2aa550de51e969cc1e60d583b632Anwar Ghuloum VLOG(compiler) << "Adding " << descriptor << " to image classes"; 77396391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } else { 77496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom return; 77596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 776f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier for (size_t i = 0; i < klass->NumDirectInterfaces(); ++i) { 777f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier StackHandleScope<1> hs(self); 778f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier MaybeAddToImageClasses(hs.NewHandle(mirror::Class::GetDirectInterface(self, klass, i)), 779f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier image_classes); 78096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 78196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom if (klass->IsArrayClass()) { 782f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier StackHandleScope<1> hs(self); 783f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier MaybeAddToImageClasses(hs.NewHandle(klass->GetComponentType()), image_classes); 78496391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 785f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier klass.Assign(klass->GetSuperClass()); 78696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom } 78796391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom} 78896391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 78996391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstromvoid CompilerDriver::FindClinitImageClassesCallback(mirror::Object* object, void* arg) { 79096391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom DCHECK(object != NULL); 79196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom DCHECK(arg != NULL); 79296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom CompilerDriver* compiler_driver = reinterpret_cast<CompilerDriver*>(arg); 793f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier StackHandleScope<1> hs(Thread::Current()); 794f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier MaybeAddToImageClasses(hs.NewHandle(object->GetClass()), compiler_driver->image_classes_.get()); 79596391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom} 79696391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 7973d504075f7c1204d581923460754bf6d3714b13fIan Rogersvoid CompilerDriver::UpdateImageClasses(TimingLogger* timings) { 798e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (IsImage()) { 7993d504075f7c1204d581923460754bf6d3714b13fIan Rogers timings->NewSplit("UpdateImageClasses"); 8006f28d91aab952e3244fbb4e707fa38f85538f374Anwar Ghuloum 801e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // Update image_classes_ with classes for objects created by <clinit> methods. 802e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers Thread* self = Thread::Current(); 803e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers const char* old_cause = self->StartAssertNoThreadSuspension("ImageWriter"); 804e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers gc::Heap* heap = Runtime::Current()->GetHeap(); 805e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // TODO: Image spaces only? 806590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier ScopedObjectAccess soa(Thread::Current()); 807e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers WriterMutexLock mu(self, *Locks::heap_bitmap_lock_); 808590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier heap->VisitObjects(FindClinitImageClassesCallback, this); 809e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers self->EndAssertNoThreadSuspension(old_cause); 810e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 81196391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom} 81296391606d8adfc661e1c21703ded1e7a39377a76Brian Carlstrom 813590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartierbool CompilerDriver::CanAssumeTypeIsPresentInDexCache(const DexFile& dex_file, uint32_t type_idx) { 814fc0e94bed3f88ed7e50854fd8dfaf5dcb345250fIan Rogers if (IsImage() && 815dfb325e0ddd746cd8f7c2e3723b3a573eb7cc111Ian Rogers IsImageClass(dex_file.StringDataByIdx(dex_file.GetTypeId(type_idx).descriptor_idx_))) { 8166fe568e16cea80dfe9ccb856c138a75da5f2a90dIan Rogers if (kIsDebugBuild) { 8176fe568e16cea80dfe9ccb856c138a75da5f2a90dIan Rogers ScopedObjectAccess soa(Thread::Current()); 8186fe568e16cea80dfe9ccb856c138a75da5f2a90dIan Rogers mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); 8196fe568e16cea80dfe9ccb856c138a75da5f2a90dIan Rogers mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); 8206fe568e16cea80dfe9ccb856c138a75da5f2a90dIan Rogers CHECK(resolved_class != NULL); 8216fe568e16cea80dfe9ccb856c138a75da5f2a90dIan Rogers } 822c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeInDexCache(); 8236fe568e16cea80dfe9ccb856c138a75da5f2a90dIan Rogers return true; 824996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } else { 825c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeNotInDexCache(); 8266fe568e16cea80dfe9ccb856c138a75da5f2a90dIan Rogers return false; 827996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } 8286d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers} 8296d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers 8301212a022fa5f8ef9585d765b1809521812af882cIan Rogersbool CompilerDriver::CanAssumeStringIsPresentInDexCache(const DexFile& dex_file, 8311212a022fa5f8ef9585d765b1809521812af882cIan Rogers uint32_t string_idx) { 8321bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers // See also Compiler::ResolveDexFile 8331bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers 8345f7fa551162b9e755fdaf054ffc89411a0e135e3Ian Rogers bool result = false; 8355f7fa551162b9e755fdaf054ffc89411a0e135e3Ian Rogers if (IsImage()) { 8365f7fa551162b9e755fdaf054ffc89411a0e135e3Ian Rogers // We resolve all const-string strings when building for the image. 83700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 838eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<1> hs(soa.Self()); 839eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::DexCache> dex_cache( 840eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(Runtime::Current()->GetClassLinker()->FindDexCache(dex_file))); 8415f7fa551162b9e755fdaf054ffc89411a0e135e3Ian Rogers Runtime::Current()->GetClassLinker()->ResolveString(dex_file, string_idx, dex_cache); 8425f7fa551162b9e755fdaf054ffc89411a0e135e3Ian Rogers result = true; 84300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 844996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers if (result) { 845c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->StringInDexCache(); 846996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } else { 847c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->StringNotInDexCache(); 848996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } 849996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers return result; 8501bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers} 8511bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers 8521212a022fa5f8ef9585d765b1809521812af882cIan Rogersbool CompilerDriver::CanAccessTypeWithoutChecks(uint32_t referrer_idx, const DexFile& dex_file, 853c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers uint32_t type_idx, 854c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers bool* type_known_final, bool* type_known_abstract, 855c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers bool* equals_referrers_class) { 856c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers if (type_known_final != NULL) { 857c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers *type_known_final = false; 858c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers } 859c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers if (type_known_abstract != NULL) { 860c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers *type_known_abstract = false; 861c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers } 862c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers if (equals_referrers_class != NULL) { 863c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers *equals_referrers_class = false; 864c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers } 86500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 8662dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); 8671bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers // Get type from dex cache assuming it was populated by the verifier 8682dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); 8691bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers if (resolved_class == NULL) { 870c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeNeedsAccessCheck(); 8711bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers return false; // Unknown class needs access checks. 8721bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers } 8731bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers const DexFile::MethodId& method_id = dex_file.GetMethodId(referrer_idx); 874c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers if (equals_referrers_class != NULL) { 875c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers *equals_referrers_class = (method_id.class_idx_ == type_idx); 876c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers } 8772dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* referrer_class = dex_cache->GetResolvedType(method_id.class_idx_); 8781bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers if (referrer_class == NULL) { 879c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeNeedsAccessCheck(); 8801bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers return false; // Incomplete referrer knowledge needs access check. 8811bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers } 8821bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers // Perform access check, will return true if access is ok or false if we're going to have to 8831bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers // check this at runtime (for example for class loaders). 884996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers bool result = referrer_class->CanAccess(resolved_class); 885996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers if (result) { 886c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeDoesntNeedAccessCheck(); 887c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers if (type_known_final != NULL) { 888c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers *type_known_final = resolved_class->IsFinal() && !resolved_class->IsArrayClass(); 889c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers } 890c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers if (type_known_abstract != NULL) { 891b19fa800aab1c2731b12ff24696feca13901db3fIan Rogers *type_known_abstract = resolved_class->IsAbstract() && !resolved_class->IsArrayClass(); 892c9e463c8aa083a5ed20293f42363ebff93de5f84Ian Rogers } 893996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } else { 894c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeNeedsAccessCheck(); 895996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } 896996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers return result; 8971bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers} 8981bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers 8991212a022fa5f8ef9585d765b1809521812af882cIan Rogersbool CompilerDriver::CanAccessInstantiableTypeWithoutChecks(uint32_t referrer_idx, 9001212a022fa5f8ef9585d765b1809521812af882cIan Rogers const DexFile& dex_file, 9011212a022fa5f8ef9585d765b1809521812af882cIan Rogers uint32_t type_idx) { 90200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 9032dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); 9041bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers // Get type from dex cache assuming it was populated by the verifier. 9052dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); 9061bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers if (resolved_class == NULL) { 907c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeNeedsAccessCheck(); 9081bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers return false; // Unknown class needs access checks. 9091bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers } 9101bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers const DexFile::MethodId& method_id = dex_file.GetMethodId(referrer_idx); 9112dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* referrer_class = dex_cache->GetResolvedType(method_id.class_idx_); 9121bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers if (referrer_class == NULL) { 913c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeNeedsAccessCheck(); 9141bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers return false; // Incomplete referrer knowledge needs access check. 9151bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers } 9161bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers // Perform access and instantiable checks, will return true if access is ok or false if we're 9171bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers // going to have to check this at runtime (for example for class loaders). 918996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers bool result = referrer_class->CanAccess(resolved_class) && resolved_class->IsInstantiable(); 919996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers if (result) { 920c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeDoesntNeedAccessCheck(); 921996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } else { 922c8b306f5221658c7e4b5516be8917dc8c9288e7eIan Rogers stats_->TypeNeedsAccessCheck(); 923996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers } 924996cc586ce76235ee3efa1eff86de51dabcc5d53Ian Rogers return result; 9251bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers} 9261bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers 927be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchibool CompilerDriver::CanEmbedTypeInCode(const DexFile& dex_file, uint32_t type_idx, 928be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi bool* is_type_initialized, bool* use_direct_type_ptr, 9298668c3cbdcf9471bd97e0da68a240051f2973074Mathieu Chartier uintptr_t* direct_type_ptr, bool* out_is_finalizable) { 930be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi ScopedObjectAccess soa(Thread::Current()); 931be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); 932be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); 933be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi if (resolved_class == nullptr) { 934be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi return false; 935be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi } 9368668c3cbdcf9471bd97e0da68a240051f2973074Mathieu Chartier *out_is_finalizable = resolved_class->IsFinalizable(); 937be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi const bool compiling_boot = Runtime::Current()->GetHeap()->IsCompilingBoot(); 938be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi if (compiling_boot) { 939be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // boot -> boot class pointers. 940be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // True if the class is in the image at boot compiling time. 941be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi const bool is_image_class = IsImage() && IsImageClass( 942be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi dex_file.StringDataByIdx(dex_file.GetTypeId(type_idx).descriptor_idx_)); 943be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // True if pc relative load works. 944be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi const bool support_boot_image_fixup = GetSupportBootImageFixup(); 945be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi if (is_image_class && support_boot_image_fixup) { 946be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi *is_type_initialized = resolved_class->IsInitialized(); 947be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi *use_direct_type_ptr = false; 948be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi *direct_type_ptr = 0; 949be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi return true; 950be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi } else { 951be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi return false; 952be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi } 953be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi } else { 954be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // True if the class is in the image at app compiling time. 955be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi const bool class_in_image = 956be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi Runtime::Current()->GetHeap()->FindSpaceFromObject(resolved_class, false)->IsImageSpace(); 957be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi if (class_in_image) { 958be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // boot -> app class pointers. 959be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi *is_type_initialized = resolved_class->IsInitialized(); 960be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi *use_direct_type_ptr = true; 961be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi *direct_type_ptr = reinterpret_cast<uintptr_t>(resolved_class); 962be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi return true; 963be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi } else { 964be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // app -> app class pointers. 965be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // Give up because app does not have an image and class 966be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // isn't created at compile time. TODO: implement this 967be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi // if/when each app gets an image. 968be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi return false; 969be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi } 970be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi } 971be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi} 972be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi 973be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Markovoid CompilerDriver::ProcessedInstanceField(bool resolved) { 974be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko if (!resolved) { 975be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko stats_->UnresolvedInstanceField(); 976be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } else { 977be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko stats_->ResolvedInstanceField(); 978be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } 979be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko} 980be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko 981be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Markovoid CompilerDriver::ProcessedStaticField(bool resolved, bool local) { 982be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko if (!resolved) { 983be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko stats_->UnresolvedStaticField(); 984be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } else if (local) { 985be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko stats_->ResolvedLocalStaticField(); 986be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } else { 987be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko stats_->ResolvedStaticField(); 988be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } 989be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko} 990be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko 991f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Markovoid CompilerDriver::ProcessedInvoke(InvokeType invoke_type, int flags) { 992f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko stats_->ProcessedInvoke(invoke_type, flags); 993a32a6fd4a781262dff4fec102da053d16b7ef6c0Ian Rogers} 994a32a6fd4a781262dff4fec102da053d16b7ef6c0Ian Rogers 99589756f21c107d96e6d1bbc75811bd33078c8ceeeIan Rogersbool CompilerDriver::ComputeInstanceFieldInfo(uint32_t field_idx, const DexCompilationUnit* mUnit, 996be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko bool is_put, MemberOffset* field_offset, 997be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko bool* is_volatile) { 99800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 999be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko // Try to resolve the field and compiling method's class. 1000be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko mirror::ArtField* resolved_field; 1001be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko mirror::Class* referrer_class; 1002be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko mirror::DexCache* dex_cache; 1003be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko { 1004eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<3> hs(soa.Self()); 1005eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::DexCache> dex_cache_handle( 1006eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()))); 1007eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader_handle( 1008eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()))); 1009eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ArtField> resolved_field_handle(hs.NewHandle( 1010eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier ResolveField(soa, dex_cache_handle, class_loader_handle, mUnit, field_idx, false))); 1011eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier referrer_class = (resolved_field_handle.Get() != nullptr) 1012eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier ? ResolveCompilingMethodsClass(soa, dex_cache_handle, class_loader_handle, mUnit) : nullptr; 1013eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier resolved_field = resolved_field_handle.Get(); 1014eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier dex_cache = dex_cache_handle.Get(); 10151bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers } 1016be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko bool result = false; 1017be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko if (resolved_field != nullptr && referrer_class != nullptr) { 1018be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *is_volatile = IsFieldVolatile(resolved_field); 1019be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko std::pair<bool, bool> fast_path = IsFastInstanceField( 1020be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko dex_cache, referrer_class, resolved_field, field_idx, field_offset); 1021be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko result = is_put ? fast_path.second : fast_path.first; 1022be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } 1023be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko if (!result) { 1024be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko // Conservative defaults. 1025be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *is_volatile = true; 1026be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *field_offset = MemberOffset(static_cast<size_t>(-1)); 1027be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } 1028be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko ProcessedInstanceField(result); 1029be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko return result; 10301bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers} 10311bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers 103289756f21c107d96e6d1bbc75811bd33078c8ceeeIan Rogersbool CompilerDriver::ComputeStaticFieldInfo(uint32_t field_idx, const DexCompilationUnit* mUnit, 1033be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko bool is_put, MemberOffset* field_offset, 1034be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko uint32_t* storage_index, bool* is_referrers_class, 1035be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko bool* is_volatile, bool* is_initialized) { 103600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1037be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko // Try to resolve the field and compiling method's class. 1038be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko mirror::ArtField* resolved_field; 1039be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko mirror::Class* referrer_class; 1040be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko mirror::DexCache* dex_cache; 1041be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko { 1042eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<3> hs(soa.Self()); 1043eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::DexCache> dex_cache_handle( 1044eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()))); 1045eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader_handle( 1046eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()))); 1047eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ArtField> resolved_field_handle(hs.NewHandle( 1048eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier ResolveField(soa, dex_cache_handle, class_loader_handle, mUnit, field_idx, true))); 1049eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier referrer_class = (resolved_field_handle.Get() != nullptr) 1050eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier ? ResolveCompilingMethodsClass(soa, dex_cache_handle, class_loader_handle, mUnit) : nullptr; 1051eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier resolved_field = resolved_field_handle.Get(); 1052eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier dex_cache = dex_cache_handle.Get(); 10531bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers } 1054be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko bool result = false; 1055be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko if (resolved_field != nullptr && referrer_class != nullptr) { 1056be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *is_volatile = IsFieldVolatile(resolved_field); 1057be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko std::pair<bool, bool> fast_path = IsFastStaticField( 1058be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko dex_cache, referrer_class, resolved_field, field_idx, field_offset, 1059be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko storage_index, is_referrers_class, is_initialized); 1060be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko result = is_put ? fast_path.second : fast_path.first; 1061be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } 1062be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko if (!result) { 1063be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko // Conservative defaults. 1064be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *is_volatile = true; 1065be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *field_offset = MemberOffset(static_cast<size_t>(-1)); 1066be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *storage_index = -1; 1067be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *is_referrers_class = false; 1068be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko *is_initialized = false; 1069be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko } 1070be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko ProcessedStaticField(result, *is_referrers_class); 1071be0e546730e532ef0987cd4bde2c6f5a1b14dd2aVladimir Marko return result; 10721bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers} 10731bddec3a6521f16df37499754000a3b1787a52e9Ian Rogers 107483883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogersvoid CompilerDriver::GetCodeAndMethodForDirectCall(InvokeType* type, InvokeType sharp_type, 107583883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers bool no_guarantee_of_dex_cache_entry, 10764f6ad8ab428038129b2d0d6c40b7fd625cca15e1Ian Rogers mirror::Class* referrer_class, 1077ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* method, 1078f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko int* stats_flags, 107983883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers MethodReference* target_method, 108065ec92cf13c9d11c83711443a02e4249163d47f1Ian Rogers uintptr_t* direct_code, 108165ec92cf13c9d11c83711443a02e4249163d47f1Ian Rogers uintptr_t* direct_method) { 1082137e88f798857321f4007631fdf052d2830ec2c4Ian Rogers // For direct and static methods compute possible direct_code and direct_method values, ie 1083137e88f798857321f4007631fdf052d2830ec2c4Ian Rogers // an address for the Method* being invoked and an address of the code for that Method*. 1084137e88f798857321f4007631fdf052d2830ec2c4Ian Rogers // For interface calls compute a value for direct_method that is the interface method being 1085137e88f798857321f4007631fdf052d2830ec2c4Ian Rogers // invoked, so this can be passed to the out-of-line runtime support code. 108665ec92cf13c9d11c83711443a02e4249163d47f1Ian Rogers *direct_code = 0; 108765ec92cf13c9d11c83711443a02e4249163d47f1Ian Rogers *direct_method = 0; 108883883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers bool use_dex_cache = false; 1089590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier const bool compiling_boot = Runtime::Current()->GetHeap()->IsCompilingBoot(); 1090b34f69ab43aaf7a6e6045c95f398baf566ef5023Nicolas Geoffray if (compiler_->IsPortable()) { 1091c531cefbfb5394413122e9f57d211ba436cff012buzbee if (sharp_type != kStatic && sharp_type != kDirect) { 1092c531cefbfb5394413122e9f57d211ba436cff012buzbee return; 1093c531cefbfb5394413122e9f57d211ba436cff012buzbee } 109483883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers use_dex_cache = true; 1095c531cefbfb5394413122e9f57d211ba436cff012buzbee } else { 109688474b416eb257078e590bf9bc7957cee604a186Jeff Hao if (sharp_type != kStatic && sharp_type != kDirect) { 1097c531cefbfb5394413122e9f57d211ba436cff012buzbee return; 1098c531cefbfb5394413122e9f57d211ba436cff012buzbee } 109983883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // TODO: support patching on all architectures. 110083883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers use_dex_cache = compiling_boot && !support_boot_image_fixup_; 1101b8404a7de94c109e3c17b4205b5f8aaae996eb33TDYa } 110283883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers bool method_code_in_boot = (method->GetDeclaringClass()->GetClassLoader() == nullptr); 110383883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (!use_dex_cache) { 110483883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (!method_code_in_boot) { 110583883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers use_dex_cache = true; 110683883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } else { 110783883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers bool has_clinit_trampoline = 110883883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers method->IsStatic() && !method->GetDeclaringClass()->IsInitialized(); 110983883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (has_clinit_trampoline && (method->GetDeclaringClass() != referrer_class)) { 111083883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // Ensure we run the clinit trampoline unless we are invoking a static method in the same 111183883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // class. 111283883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers use_dex_cache = true; 111383883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } 111483883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } 11152ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers } 1116f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if (method_code_in_boot) { 1117f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko *stats_flags |= kFlagDirectCallToBoot | kFlagDirectMethodToBoot; 11182ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers } 111983883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (!use_dex_cache && compiling_boot) { 112083883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers MethodHelper mh(method); 1121dfb325e0ddd746cd8f7c2e3723b3a573eb7cc111Ian Rogers if (!IsImageClass(mh.GetDeclaringClassDescriptor())) { 112283883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // We can only branch directly to Methods that are resolved in the DexCache. 112383883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // Otherwise we won't invoke the resolution trampoline. 112483883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers use_dex_cache = true; 1125e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers } 1126c468e92d1e18305a5053c8a4a7c88cb297e525afIan Rogers } 112783883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // The method is defined not within this dex file. We need a dex cache slot within the current 112883883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // dex file or direct pointers. 112983883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers bool must_use_direct_pointers = false; 113083883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (target_method->dex_file == method->GetDeclaringClass()->GetDexCache()->GetDexFile()) { 113183883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers target_method->dex_method_index = method->GetDexMethodIndex(); 113283883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } else { 113383883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (no_guarantee_of_dex_cache_entry) { 113483883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // See if the method is also declared in this dex cache. 113583883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers uint32_t dex_method_idx = MethodHelper(method).FindDexMethodIndexInOtherDexFile( 1136bbcc0c0a17262f3d2a70fc0a82e1783862f708ccVladimir Marko *target_method->dex_file, target_method->dex_method_index); 113783883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (dex_method_idx != DexFile::kDexNoIndex) { 113883883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers target_method->dex_method_index = dex_method_idx; 113983883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } else { 1140e0099d4d4839cabfb26270a746580e9d4ec3a6c6Andreas Gampe if (compiling_boot && !use_dex_cache) { 114149161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao target_method->dex_method_index = method->GetDexMethodIndex(); 114249161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao target_method->dex_file = method->GetDeclaringClass()->GetDexCache()->GetDexFile(); 114349161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao } 114483883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers must_use_direct_pointers = true; 11453fa13791c51985d9956d01bc465de6d36c3390d3Ian Rogers } 11463fa13791c51985d9956d01bc465de6d36c3390d3Ian Rogers } 114783883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } 114883883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (use_dex_cache) { 114983883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers if (must_use_direct_pointers) { 115083883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // Fail. Test above showed the only safe dispatch was via the dex cache, however, the direct 115183883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers // pointers are required as the dex cache lacks an appropriate entry. 115283883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers VLOG(compiler) << "Dex cache devirtualization failed for: " << PrettyMethod(method); 115383883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } else { 115483883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers *type = sharp_type; 115583883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } 11563fa13791c51985d9956d01bc465de6d36c3390d3Ian Rogers } else { 1157a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko bool method_in_image = compiling_boot || 1158a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko Runtime::Current()->GetHeap()->FindSpaceFromObject(method, false)->IsImageSpace(); 1159a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko if (method_in_image) { 1160a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko CHECK(!method->IsAbstract()); 116183883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers *type = sharp_type; 1162a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko *direct_method = compiling_boot ? -1 : reinterpret_cast<uintptr_t>(method); 1163a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko *direct_code = compiling_boot ? -1 : compiler_->GetEntryPointOf(method); 1164a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko target_method->dex_file = method->GetDeclaringClass()->GetDexCache()->GetDexFile(); 1165a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko target_method->dex_method_index = method->GetDexMethodIndex(); 1166a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko } else if (!must_use_direct_pointers) { 1167a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko // Set the code and rely on the dex cache for the method. 1168a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko *type = sharp_type; 1169a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko *direct_code = compiler_->GetEntryPointOf(method); 117083883d7fddf30fdb8b6903560fa1337ab991e74cIan Rogers } else { 1171a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko // Direct pointers were required but none were available. 1172a51a0b0300268b605e3ad71b0e87ff394032c5e7Vladimir Marko VLOG(compiler) << "Dex cache devirtualization failed for: " << PrettyMethod(method); 11733fa13791c51985d9956d01bc465de6d36c3390d3Ian Rogers } 11742ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers } 11752ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers} 11762ed3b9536ccfd7c7321cc18650820b093b22d6c9Ian Rogers 1177e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogersbool CompilerDriver::ComputeInvokeInfo(const DexCompilationUnit* mUnit, const uint32_t dex_pc, 117865ec92cf13c9d11c83711443a02e4249163d47f1Ian Rogers bool update_stats, bool enable_devirtualization, 117965ec92cf13c9d11c83711443a02e4249163d47f1Ian Rogers InvokeType* invoke_type, MethodReference* target_method, 118065ec92cf13c9d11c83711443a02e4249163d47f1Ian Rogers int* vtable_idx, uintptr_t* direct_code, 118165ec92cf13c9d11c83711443a02e4249163d47f1Ian Rogers uintptr_t* direct_method) { 1182f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko InvokeType orig_invoke_type = *invoke_type; 1183f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko int stats_flags = 0; 118400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1185f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko // Try to resolve the method and compiling method's class. 1186f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko mirror::ArtMethod* resolved_method; 1187f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko mirror::Class* referrer_class; 1188eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<3> hs(soa.Self()); 1189eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::DexCache> dex_cache( 1190eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()))); 1191eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader(hs.NewHandle( 1192eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()))); 1193f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko { 1194f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko uint32_t method_idx = target_method->dex_method_index; 1195eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ArtMethod> resolved_method_handle(hs.NewHandle( 1196eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier ResolveMethod(soa, dex_cache, class_loader, mUnit, method_idx, orig_invoke_type))); 1197eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier referrer_class = (resolved_method_handle.Get() != nullptr) 1198f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko ? ResolveCompilingMethodsClass(soa, dex_cache, class_loader, mUnit) : nullptr; 1199eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier resolved_method = resolved_method_handle.Get(); 1200f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } 1201f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko bool result = false; 1202f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if (resolved_method != nullptr) { 1203f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko *vtable_idx = GetResolvedMethodVTableIndex(resolved_method, orig_invoke_type); 1204f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko 1205f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if (enable_devirtualization) { 1206f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko DCHECK(mUnit->GetVerifiedMethod() != nullptr); 1207f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko const MethodReference* devirt_target = mUnit->GetVerifiedMethod()->GetDevirtTarget(dex_pc); 1208f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko 1209f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko stats_flags = IsFastInvoke( 1210f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko soa, dex_cache, class_loader, mUnit, referrer_class, resolved_method, 1211f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko invoke_type, target_method, devirt_target, direct_code, direct_method); 1212f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko result = stats_flags != 0; 1213f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } else { 1214f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko // Devirtualization not enabled. Inline IsFastInvoke(), dropping the devirtualization parts. 1215f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if (UNLIKELY(referrer_class == nullptr) || 1216f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko UNLIKELY(!referrer_class->CanAccessResolvedMethod(resolved_method->GetDeclaringClass(), 1217eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier resolved_method, dex_cache.Get(), 1218f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko target_method->dex_method_index)) || 1219f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko *invoke_type == kSuper) { 1220f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko // Slow path. (Without devirtualization, all super calls go slow path as well.) 1221f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko } else { 1222f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko // Sharpening failed so generate a regular resolved method dispatch. 1223f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko stats_flags = kFlagMethodResolved; 1224f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko GetCodeAndMethodForDirectCall(invoke_type, *invoke_type, false, referrer_class, resolved_method, 1225f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko &stats_flags, target_method, direct_code, direct_method); 1226f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko result = true; 1227a32a6fd4a781262dff4fec102da053d16b7ef6c0Ian Rogers } 1228a32a6fd4a781262dff4fec102da053d16b7ef6c0Ian Rogers } 1229a32a6fd4a781262dff4fec102da053d16b7ef6c0Ian Rogers } 1230f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko if (!result) { 1231f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko // Conservative defaults. 1232f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko *vtable_idx = -1; 1233f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko *direct_code = 0u; 1234f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko *direct_method = 0u; 1235a32a6fd4a781262dff4fec102da053d16b7ef6c0Ian Rogers } 1236e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers if (update_stats) { 1237f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko ProcessedInvoke(orig_invoke_type, stats_flags); 1238e3cd2f0e3c3d976ae9c65c8a731003a5aaf71986Ian Rogers } 1239f096aad9203d7c50b2f9cbe1c1215a50c265a059Vladimir Marko return result; 1240a32a6fd4a781262dff4fec102da053d16b7ef6c0Ian Rogers} 1241a32a6fd4a781262dff4fec102da053d16b7ef6c0Ian Rogers 12422730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Markoconst VerifiedMethod* CompilerDriver::GetVerifiedMethod(const DexFile* dex_file, 12432730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Marko uint32_t method_idx) const { 12442730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Marko MethodReference ref(dex_file, method_idx); 12452730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Marko return verification_results_->GetVerifiedMethod(ref); 12462730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Marko} 12472730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Marko 12482730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Markobool CompilerDriver::IsSafeCast(const DexCompilationUnit* mUnit, uint32_t dex_pc) { 12492730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Marko DCHECK(mUnit->GetVerifiedMethod() != nullptr); 12502730db03beee4d6687ddfb5000c33c0370fbc6ebVladimir Marko bool result = mUnit->GetVerifiedMethod()->IsSafeCast(dex_pc); 1251fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers if (result) { 1252fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers stats_->SafeCast(); 1253fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers } else { 1254fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers stats_->NotASafeCast(); 1255fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers } 1256fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers return result; 1257fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers} 1258fae370a044f5817f69937cccfd2d12a16b374266Ian Rogers 12591212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::AddCodePatch(const DexFile* dex_file, 12608b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint16_t referrer_class_def_idx, 12618b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint32_t referrer_method_idx, 12628b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers InvokeType referrer_invoke_type, 12638b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint32_t target_method_idx, 126449161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile* target_dex_file, 12658b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers InvokeType target_invoke_type, 12668b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers size_t literal_offset) { 126750b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(Thread::Current(), compiled_methods_lock_); 1268be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi code_to_patch_.push_back(new CallPatchInformation(dex_file, 1269be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi referrer_class_def_idx, 1270be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi referrer_method_idx, 1271be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi referrer_invoke_type, 1272be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi target_method_idx, 127349161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao target_dex_file, 1274be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi target_invoke_type, 1275be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi literal_offset)); 12763fa13791c51985d9956d01bc465de6d36c3390d3Ian Rogers} 127755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendellvoid CompilerDriver::AddRelativeCodePatch(const DexFile* dex_file, 127855d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell uint16_t referrer_class_def_idx, 127955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell uint32_t referrer_method_idx, 128055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell InvokeType referrer_invoke_type, 128155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell uint32_t target_method_idx, 128249161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile* target_dex_file, 128355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell InvokeType target_invoke_type, 128455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell size_t literal_offset, 128555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell int32_t pc_relative_offset) { 128655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell MutexLock mu(Thread::Current(), compiled_methods_lock_); 128755d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell code_to_patch_.push_back(new RelativeCallPatchInformation(dex_file, 128855d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell referrer_class_def_idx, 128955d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell referrer_method_idx, 129055d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell referrer_invoke_type, 129155d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell target_method_idx, 129249161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao target_dex_file, 129355d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell target_invoke_type, 129455d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell literal_offset, 129555d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell pc_relative_offset)); 129655d0eac918321e0525f6e6491f36a80977e0d416Mark Mendell} 12971212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::AddMethodPatch(const DexFile* dex_file, 12988b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint16_t referrer_class_def_idx, 12998b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint32_t referrer_method_idx, 13008b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers InvokeType referrer_invoke_type, 13018b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint32_t target_method_idx, 130249161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao const DexFile* target_dex_file, 13038b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers InvokeType target_invoke_type, 13048b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers size_t literal_offset) { 130550b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(Thread::Current(), compiled_methods_lock_); 1306be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi methods_to_patch_.push_back(new CallPatchInformation(dex_file, 1307be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi referrer_class_def_idx, 1308be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi referrer_method_idx, 1309be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi referrer_invoke_type, 1310be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi target_method_idx, 131149161cef10a308aedada18e9aa742498d6e6c8c7Jeff Hao target_dex_file, 1312be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi target_invoke_type, 1313be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi literal_offset)); 1314be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi} 1315be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchivoid CompilerDriver::AddClassPatch(const DexFile* dex_file, 1316be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi uint16_t referrer_class_def_idx, 1317be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi uint32_t referrer_method_idx, 1318be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi uint32_t target_type_idx, 1319be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi size_t literal_offset) { 1320be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi MutexLock mu(Thread::Current(), compiled_methods_lock_); 1321be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi classes_to_patch_.push_back(new TypePatchInformation(dex_file, 1322be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi referrer_class_def_idx, 1323be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi referrer_method_idx, 1324be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi target_type_idx, 1325be1ca55db3362f5b100c4c65da5342fd299520bbHiroshi Yamauchi literal_offset)); 13263fa13791c51985d9956d01bc465de6d36c3390d3Ian Rogers} 13273fa13791c51985d9956d01bc465de6d36c3390d3Ian Rogers 1328219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogersclass ParallelCompilationManager { 1329731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom public: 1330219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers typedef void Callback(const ParallelCompilationManager* manager, size_t index); 13310e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier 1332219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers ParallelCompilationManager(ClassLinker* class_linker, 1333219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers jobject class_loader, 1334219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers CompilerDriver* compiler, 1335219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers const DexFile* dex_file, 13363d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool) 13370b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier : index_(0), 13380b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier class_linker_(class_linker), 1339731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom class_loader_(class_loader), 1340731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom compiler_(compiler), 13410e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier dex_file_(dex_file), 13423d504075f7c1204d581923460754bf6d3714b13fIan Rogers thread_pool_(thread_pool) {} 1343731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom 134400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ClassLinker* GetClassLinker() const { 1345731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom CHECK(class_linker_ != NULL); 1346731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom return class_linker_; 1347731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom } 134800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 134900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers jobject GetClassLoader() const { 1350731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom return class_loader_; 1351731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom } 135200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 13531212a022fa5f8ef9585d765b1809521812af882cIan Rogers CompilerDriver* GetCompiler() const { 1354731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom CHECK(compiler_ != NULL); 1355731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom return compiler_; 1356731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom } 135700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 135800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers const DexFile* GetDexFile() const { 1359731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom CHECK(dex_file_ != NULL); 1360731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom return dex_file_; 1361731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom } 1362731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom 13630e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier void ForAll(size_t begin, size_t end, Callback callback, size_t work_units) { 13640e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier Thread* self = Thread::Current(); 13650e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier self->AssertNoPendingException(); 13660e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier CHECK_GT(work_units, 0U); 13679ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 13683e5cf305db800b2989ad57b7cde8fb3cc9fa1b9eIan Rogers index_.StoreRelaxed(begin); 13690e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier for (size_t i = 0; i < work_units; ++i) { 1370501baec5f2de2156bb5ed7f66d23f1b1ad026267Sebastien Hertz thread_pool_->AddTask(self, new ForAllClosure(this, end, callback)); 13710e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier } 13720e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier thread_pool_->StartWorkers(self); 137300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 13740e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier // Ensure we're suspended while we're blocked waiting for the other threads to finish (worker 13750e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier // thread destructor's called below perform join). 13760e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier CHECK_NE(self->GetState(), kRunnable); 1377d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 13780e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier // Wait for all the worker threads to finish. 13791d54e73444e017d3a65234e0f193846f3e27472bIan Rogers thread_pool_->Wait(self, true, false); 1380d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes } 1381d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 13820b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier size_t NextIndex() { 13833e5cf305db800b2989ad57b7cde8fb3cc9fa1b9eIan Rogers return index_.FetchAndAddSequentiallyConsistent(1); 13840b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier } 13850b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier 1386d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes private: 138702b6a78038f12c109f95eb31713cfc747f5512f1Mathieu Chartier class ForAllClosure : public Task { 13880e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier public: 13890b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier ForAllClosure(ParallelCompilationManager* manager, size_t end, Callback* callback) 1390219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers : manager_(manager), 13910e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier end_(end), 13920b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier callback_(callback) {} 13939ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 13940e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier virtual void Run(Thread* self) { 13950b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier while (true) { 13960b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier const size_t index = manager_->NextIndex(); 13970b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier if (UNLIKELY(index >= end_)) { 13980b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier break; 13990b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier } 14000b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier callback_(manager_, index); 14010e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier self->AssertNoPendingException(); 14020e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier } 14030e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier } 140402b6a78038f12c109f95eb31713cfc747f5512f1Mathieu Chartier 140502b6a78038f12c109f95eb31713cfc747f5512f1Mathieu Chartier virtual void Finalize() { 140602b6a78038f12c109f95eb31713cfc747f5512f1Mathieu Chartier delete this; 140702b6a78038f12c109f95eb31713cfc747f5512f1Mathieu Chartier } 14080cd7ec2dcd8d7ba30bf3ca420b40dac52849876cBrian Carlstrom 14090e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier private: 14100b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier ParallelCompilationManager* const manager_; 14110e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier const size_t end_; 1412460536209b741bc469f1b0857775449abb2102fbBernhard Rosenkränzer Callback* const callback_; 14130e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier }; 14141e4092589f1400915e6213014da103aab8728ef6Elliott Hughes 14150b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier AtomicInteger index_; 14160e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier ClassLinker* const class_linker_; 14170e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier const jobject class_loader_; 14181212a022fa5f8ef9585d765b1809521812af882cIan Rogers CompilerDriver* const compiler_; 14190e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier const DexFile* const dex_file_; 1420219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers ThreadPool* const thread_pool_; 14210b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier 14220b3eb39f8bc92f955f875ef50929c439aafe35fbMathieu Chartier DISALLOW_COPY_AND_ASSIGN(ParallelCompilationManager); 1423d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes}; 1424d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 14250e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// Return true if the class should be skipped during compilation. 14260e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// 14270e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// The first case where we skip is for redundant class definitions in 14280e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// the boot classpath. We skip all but the first definition in that case. 14290e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// 14300e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// The second case where we skip is when an app bundles classes found 14310e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// in the boot classpath. Since at runtime we will select the class from 14320e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// the boot classpath, we ignore the one from the app. 1433be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogersstatic bool SkipClass(ClassLinker* class_linker, jobject class_loader, const DexFile& dex_file, 1434be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers const DexFile::ClassDef& class_def) { 14350e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao const char* descriptor = dex_file.GetClassDescriptor(class_def); 143600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (class_loader == NULL) { 14370e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao DexFile::ClassPathEntry pair = DexFile::FindInClassPath(descriptor, class_linker->GetBootClassPath()); 14380e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao CHECK(pair.second != NULL); 14390e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao if (pair.first != &dex_file) { 14400e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao LOG(WARNING) << "Skipping class " << descriptor << " from " << dex_file.GetLocation() 14410e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao << " previously found in " << pair.first->GetLocation(); 14420e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao return true; 14430e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao } 144400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return false; 144500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 1446be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers return class_linker->IsInBootClassPath(descriptor); 144700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers} 144800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 14490e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// A fast version of SkipClass above if the class pointer is available 14500e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao// that avoids the expensive FindInClassPath search. 14510e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Haostatic bool SkipClass(jobject class_loader, const DexFile& dex_file, mirror::Class* klass) 14520e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 14530e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao DCHECK(klass != NULL); 14540e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao const DexFile& original_dex_file = *klass->GetDexCache()->GetDexFile(); 14550e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao if (&dex_file != &original_dex_file) { 14560e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao if (class_loader == NULL) { 14570e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao LOG(WARNING) << "Skipping class " << PrettyDescriptor(klass) << " from " 14580e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao << dex_file.GetLocation() << " previously found in " 14590e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao << original_dex_file.GetLocation(); 14600e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao } 14610e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao return true; 14620e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao } 14630e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao return false; 14640e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao} 14650e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao 1466e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogersstatic void ResolveClassFieldsAndMethods(const ParallelCompilationManager* manager, 1467e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers size_t class_def_index) 1468b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers LOCKS_EXCLUDED(Locks::mutator_lock_) { 14698f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers ATRACE_CALL(); 1470be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers Thread* self = Thread::Current(); 1471be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers jobject jclass_loader = manager->GetClassLoader(); 1472219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers const DexFile& dex_file = *manager->GetDexFile(); 1473be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers ClassLinker* class_linker = manager->GetClassLinker(); 1474d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 1475e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // If an instance field is final then we need to have a barrier on the return, static final 1476e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // fields are assigned within the lock held for class initialization. Conservatively assume 1477e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // constructor barriers are always required. 1478e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers bool requires_constructor_barrier = true; 1479e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers 1480845490bda68f7d025ea7f45775c847d2932e00dcBrian Carlstrom // Method and Field are the worst. We can't resolve without either 1481845490bda68f7d025ea7f45775c847d2932e00dcBrian Carlstrom // context from the code use (to disambiguate virtual vs direct 1482845490bda68f7d025ea7f45775c847d2932e00dcBrian Carlstrom // method and instance vs static field) or from class 1483845490bda68f7d025ea7f45775c847d2932e00dcBrian Carlstrom // definitions. While the compiler will resolve what it can as it 1484845490bda68f7d025ea7f45775c847d2932e00dcBrian Carlstrom // needs it, here we try to resolve fields and methods used in class 1485845490bda68f7d025ea7f45775c847d2932e00dcBrian Carlstrom // definitions, since many of them many never be referenced by 1486845490bda68f7d025ea7f45775c847d2932e00dcBrian Carlstrom // generated code. 1487d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); 1488be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers if (!SkipClass(class_linker, jclass_loader, dex_file, class_def)) { 1489cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom ScopedObjectAccess soa(self); 1490eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<2> hs(soa.Self()); 1491eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader( 1492eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(soa.Decode<mirror::ClassLoader*>(jclass_loader))); 1493eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::DexCache> dex_cache(hs.NewHandle(class_linker->FindDexCache(dex_file))); 1494cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom // Resolve the class. 1495cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom mirror::Class* klass = class_linker->ResolveType(dex_file, class_def.class_idx_, dex_cache, 1496cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom class_loader); 1497cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom bool resolve_fields_and_methods; 1498cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom if (klass == NULL) { 1499cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom // Class couldn't be resolved, for example, super-class is in a different dex file. Don't 1500cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom // attempt to resolve methods and fields when there is no declaring class. 1501cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom CHECK(soa.Self()->IsExceptionPending()); 1502cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom soa.Self()->ClearException(); 1503cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom resolve_fields_and_methods = false; 1504cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom } else { 1505cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom resolve_fields_and_methods = manager->GetCompiler()->IsImage(); 1506cb5f5e53b580023fa2c1d8235c2e9aa1ff67d1dcBrian Carlstrom } 1507e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // Note the class_data pointer advances through the headers, 1508e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // static fields, instance fields, direct methods, and virtual 1509e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // methods. 1510e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers const byte* class_data = dex_file.GetClassData(class_def); 1511e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (class_data == NULL) { 1512e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // Empty class such as a marker interface. 1513e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers requires_constructor_barrier = false; 1514e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } else { 1515e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers ClassDataItemIterator it(dex_file, class_data); 1516e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers while (it.HasNextStaticField()) { 1517e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (resolve_fields_and_methods) { 1518e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers mirror::ArtField* field = class_linker->ResolveField(dex_file, it.GetMemberIndex(), 1519e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers dex_cache, class_loader, true); 1520e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (field == NULL) { 1521e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers CHECK(soa.Self()->IsExceptionPending()); 1522e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers soa.Self()->ClearException(); 1523e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1524e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1525e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers it.Next(); 1526e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1527e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // We require a constructor barrier if there are final instance fields. 1528e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers requires_constructor_barrier = false; 1529e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers while (it.HasNextInstanceField()) { 1530e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if ((it.GetMemberAccessFlags() & kAccFinal) != 0) { 1531e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers requires_constructor_barrier = true; 1532e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1533e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (resolve_fields_and_methods) { 1534e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers mirror::ArtField* field = class_linker->ResolveField(dex_file, it.GetMemberIndex(), 1535e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers dex_cache, class_loader, false); 1536e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (field == NULL) { 1537e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers CHECK(soa.Self()->IsExceptionPending()); 1538e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers soa.Self()->ClearException(); 1539e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1540e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1541e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers it.Next(); 1542e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1543e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (resolve_fields_and_methods) { 1544e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers while (it.HasNextDirectMethod()) { 1545e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers mirror::ArtMethod* method = class_linker->ResolveMethod(dex_file, it.GetMemberIndex(), 15460cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier dex_cache, class_loader, 15470cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier NullHandle<mirror::ArtMethod>(), 1548e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers it.GetMethodInvokeType(class_def)); 1549e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (method == NULL) { 1550e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers CHECK(soa.Self()->IsExceptionPending()); 1551e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers soa.Self()->ClearException(); 1552e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1553e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers it.Next(); 1554e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1555e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers while (it.HasNextVirtualMethod()) { 1556e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers mirror::ArtMethod* method = class_linker->ResolveMethod(dex_file, it.GetMemberIndex(), 15570cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier dex_cache, class_loader, 15580cd81352a7c06e381951cea1b104fd73516f4341Mathieu Chartier NullHandle<mirror::ArtMethod>(), 1559e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers it.GetMethodInvokeType(class_def)); 1560e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (method == NULL) { 1561e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers CHECK(soa.Self()->IsExceptionPending()); 1562e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers soa.Self()->ClearException(); 1563e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1564e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers it.Next(); 1565e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1566e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers DCHECK(!it.HasNext()); 1567e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 156820cfffabdc9e02b2df798bc4e6b6035d14bf4e36Brian Carlstrom } 1569d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes } 1570fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers if (requires_constructor_barrier) { 1571be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers manager->GetCompiler()->AddRequiresConstructorBarrier(self, &dex_file, class_def_index); 1572fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers } 1573d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes} 1574d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 1575219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogersstatic void ResolveType(const ParallelCompilationManager* manager, size_t type_idx) 1576b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers LOCKS_EXCLUDED(Locks::mutator_lock_) { 1577d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes // Class derived values are more complicated, they require the linker and loader. 157800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1579219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers ClassLinker* class_linker = manager->GetClassLinker(); 1580219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers const DexFile& dex_file = *manager->GetDexFile(); 1581eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<2> hs(soa.Self()); 1582eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::DexCache> dex_cache(hs.NewHandle(class_linker->FindDexCache(dex_file))); 1583eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader( 1584eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()))); 15852dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* klass = class_linker->ResolveType(dex_file, type_idx, dex_cache, class_loader); 158600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 1587d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes if (klass == NULL) { 158800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers CHECK(soa.Self()->IsExceptionPending()); 1589a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers mirror::Throwable* exception = soa.Self()->GetException(NULL); 1590a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers VLOG(compiler) << "Exception during type resolution: " << exception->Dump(); 1591f832284dd847ff077577bb5712225430bbbb3b67Mathieu Chartier if (exception->GetClass()->DescriptorEquals("Ljava/lang/OutOfMemoryError;")) { 1592a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers // There's little point continuing compilation if the heap is exhausted. 1593a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers LOG(FATAL) << "Out of memory during type resolution for compilation"; 1594a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers } 1595a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers soa.Self()->ClearException(); 1596d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes } 1597d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes} 1598d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 15991212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::ResolveDexFile(jobject class_loader, const DexFile& dex_file, 16003d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 1601d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 1602d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 160300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: we could resolve strings here, although the string table is largely filled with class 160400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // and method names. 1605d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 1606219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers ParallelCompilationManager context(class_linker, class_loader, this, &dex_file, thread_pool); 1607e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (IsImage()) { 1608e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // For images we resolve all types, such as array, whereas for applications just those with 1609e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // classdefs are resolved by ResolveClassFieldsAndMethods. 16103d504075f7c1204d581923460754bf6d3714b13fIan Rogers timings->NewSplit("Resolve Types"); 1611e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers context.ForAll(0, dex_file.NumTypeIds(), ResolveType, thread_count_); 1612e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 1613d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 16143d504075f7c1204d581923460754bf6d3714b13fIan Rogers timings->NewSplit("Resolve MethodsAndFields"); 16150e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier context.ForAll(0, dex_file.NumClassDefs(), ResolveClassFieldsAndMethods, thread_count_); 16169ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom} 16179ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 16181212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::Verify(jobject class_loader, const std::vector<const DexFile*>& dex_files, 16193d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 1620ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom for (size_t i = 0; i != dex_files.size(); ++i) { 1621ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom const DexFile* dex_file = dex_files[i]; 162298eacac683b78e60799323e8c7d59e7214808639jeffhao CHECK(dex_file != NULL); 16232f66382fdb5e98537f724eba43ef1c7162c71b0eBrian Carlstrom VerifyDexFile(class_loader, *dex_file, thread_pool, timings); 162498eacac683b78e60799323e8c7d59e7214808639jeffhao } 162598eacac683b78e60799323e8c7d59e7214808639jeffhao} 162698eacac683b78e60799323e8c7d59e7214808639jeffhao 1627219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogersstatic void VerifyClass(const ParallelCompilationManager* manager, size_t class_def_index) 1628b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers LOCKS_EXCLUDED(Locks::mutator_lock_) { 162967f99418f648c3a95256ed3dcd8e8b64eef0b372Anwar Ghuloum ATRACE_CALL(); 163000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 16310e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao const DexFile& dex_file = *manager->GetDexFile(); 16320e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); 16330e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao const char* descriptor = dex_file.GetClassDescriptor(class_def); 16340e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao ClassLinker* class_linker = manager->GetClassLinker(); 16350e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao jobject jclass_loader = manager->GetClassLoader(); 1636eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<3> hs(soa.Self()); 1637eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader( 1638eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(soa.Decode<mirror::ClassLoader*>(jclass_loader))); 1639eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::Class> klass( 1640eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(class_linker->FindClass(soa.Self(), descriptor, class_loader))); 1641eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier if (klass.Get() == nullptr) { 1642e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers CHECK(soa.Self()->IsExceptionPending()); 164362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->ClearException(); 1644f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao 1645f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao /* 1646f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao * At compile time, we can still structurally verify the class even if FindClass fails. 1647f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao * This is to ensure the class is structurally sound for compilation. An unsound class 1648f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao * will be rejected by the verifier and later skipped during compilation in the compiler. 1649f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao */ 1650eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::DexCache> dex_cache(hs.NewHandle(class_linker->FindDexCache(dex_file))); 1651f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao std::string error_msg; 1652590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier if (verifier::MethodVerifier::VerifyClass(&dex_file, dex_cache, class_loader, &class_def, true, 1653590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier &error_msg) == 165400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers verifier::MethodVerifier::kHardFailure) { 16550e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao LOG(ERROR) << "Verification failed on class " << PrettyDescriptor(descriptor) 1656f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao << " because: " << error_msg; 1657f56197c5519395fcf8226a7148cc87367e0a7ad4jeffhao } 1658eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier } else if (!SkipClass(jclass_loader, dex_file, klass.Get())) { 1659eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier CHECK(klass->IsResolved()) << PrettyClass(klass.Get()); 16600e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao class_linker->VerifyClass(klass); 1661d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 1662e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers if (klass->IsErroneous()) { 1663e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers // ClassLinker::VerifyClass throws, which isn't useful in the compiler. 1664e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers CHECK(soa.Self()->IsExceptionPending()); 1665e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers soa.Self()->ClearException(); 1666e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 166767f99418f648c3a95256ed3dcd8e8b64eef0b372Anwar Ghuloum 1668e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers CHECK(klass->IsCompileTimeVerified() || klass->IsErroneous()) 1669eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier << PrettyDescriptor(klass.Get()) << ": state=" << klass->GetStatus(); 1670e6bb3b2ce5a69c31c2adfc7eb2705633b7f966ebIan Rogers } 167162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->AssertNoPendingException(); 1672d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes} 1673d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 16741212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::VerifyDexFile(jobject class_loader, const DexFile& dex_file, 16753d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 16763d504075f7c1204d581923460754bf6d3714b13fIan Rogers timings->NewSplit("Verify Dex File"); 1677731b2abfccd8704d129e3b8e46a086660161fef3Brian Carlstrom ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 1678219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers ParallelCompilationManager context(class_linker, class_loader, this, &dex_file, thread_pool); 16790e4627e593bc39f8e3d89c31f8977d55054c07ccMathieu Chartier context.ForAll(0, dex_file.NumClassDefs(), VerifyClass, thread_count_); 1680a5a97a2bc1dfed70869da34650a5a2a3a3a06ac4Brian Carlstrom} 1681a5a97a2bc1dfed70869da34650a5a2a3a3a06ac4Brian Carlstrom 1682219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogersstatic void InitializeClass(const ParallelCompilationManager* manager, size_t class_def_index) 16833d1548debdaf8a1915fa432a4d267f7c0145654dIan Rogers LOCKS_EXCLUDED(Locks::mutator_lock_) { 16848f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers ATRACE_CALL(); 16850e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao jobject jclass_loader = manager->GetClassLoader(); 16860e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao const DexFile& dex_file = *manager->GetDexFile(); 16870e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); 1688bcdbbfebc8f32566d4cb3f66405e89cdb7351992Jeff Hao const DexFile::TypeId& class_type_id = dex_file.GetTypeId(class_def.class_idx_); 1689bcdbbfebc8f32566d4cb3f66405e89cdb7351992Jeff Hao const char* descriptor = dex_file.StringDataByIdx(class_type_id.descriptor_idx_); 1690fc0e94bed3f88ed7e50854fd8dfaf5dcb345250fIan Rogers 169100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1692eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<3> hs(soa.Self()); 1693eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader( 1694eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(soa.Decode<mirror::ClassLoader*>(jclass_loader))); 1695eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::Class> klass( 1696eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(manager->GetClassLinker()->FindClass(soa.Self(), descriptor, class_loader))); 16970e49b42e03af56521d8ce2c9c84ac5b79e6241c9Jeff Hao 1698eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier if (klass.Get() != nullptr && !SkipClass(jclass_loader, dex_file, klass.Get())) { 169964b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers // Only try to initialize classes that were successfully verified. 17003d1548debdaf8a1915fa432a4d267f7c0145654dIan Rogers if (klass->IsVerified()) { 17018f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // Attempt to initialize the class but bail if we either need to initialize the super-class 17028f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // or static fields. 17038f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers manager->GetClassLinker()->EnsureInitialized(klass, false, false); 170464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers if (!klass->IsInitialized()) { 17058f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // We don't want non-trivial class initialization occurring on multiple threads due to 17068f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // deadlock problems. For example, a parent class is initialized (holding its lock) that 17078f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // refers to a sub-class in its static/class initializer causing it to try to acquire the 17088f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // sub-class' lock. While on a second thread the sub-class is initialized (holding its lock) 17098f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // after first initializing its parents, whose locks are acquired. This leads to a 17108f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // parent-to-child and a child-to-parent lock ordering and consequent potential deadlock. 17118f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // We need to use an ObjectLock due to potential suspension in the interpreting code. Rather 17128f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // than use a special Object for the purpose we use the Class of java.lang.Class. 1713eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::Class> h_klass(hs.NewHandle(klass->GetClass())); 1714db2633ce0358c704f97130a94b582602cb01d14aMathieu Chartier ObjectLock<mirror::Class> lock(soa.Self(), h_klass); 17158f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // Attempt to initialize allowing initialization of parent classes but still not static 17168f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // fields. 17178f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers manager->GetClassLinker()->EnsureInitialized(klass, false, true); 17188f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers if (!klass->IsInitialized()) { 17198f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // We need to initialize static fields, we only do this for image classes that aren't 1720d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz // marked with the $NoPreloadHolder (which implies this should not be initialized early). 17218f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers bool can_init_static_fields = manager->GetCompiler()->IsImage() && 1722d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz manager->GetCompiler()->IsImageClass(descriptor) && 1723d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz !StringPiece(descriptor).ends_with("$NoPreloadHolder;"); 17248f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers if (can_init_static_fields) { 1725d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz VLOG(compiler) << "Initializing: " << descriptor; 1726c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers // TODO multithreading support. We should ensure the current compilation thread has 1727c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers // exclusive access to the runtime and the transaction. To achieve this, we could use 1728c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers // a ReaderWriterMutex but we're holding the mutator lock so we fail mutex sanity 1729c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers // checks in Thread::AssertThreadSuspensionIsAllowable. 1730c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers Runtime* const runtime = Runtime::Current(); 1731c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers Transaction transaction; 1732c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers 1733c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers // Run the class initializer in transaction mode. 1734c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers runtime->EnterTransactionMode(&transaction); 1735c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers const mirror::Class::Status old_status = klass->GetStatus(); 1736c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers bool success = manager->GetClassLinker()->EnsureInitialized(klass, true, true); 1737c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers // TODO we detach transaction from runtime to indicate we quit the transactional 1738c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers // mode which prevents the GC from visiting objects modified during the transaction. 1739c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers // Ensure GC is not run so don't access freed objects when aborting transaction. 1740c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers const char* old_casue = soa.Self()->StartAssertNoThreadSuspension("Transaction end"); 1741c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers runtime->ExitTransactionMode(); 1742c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers 1743c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers if (!success) { 1744c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers CHECK(soa.Self()->IsExceptionPending()); 1745c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers ThrowLocation throw_location; 1746c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers mirror::Throwable* exception = soa.Self()->GetException(&throw_location); 1747c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers VLOG(compiler) << "Initialization of " << descriptor << " aborted because of " 1748c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers << exception->Dump(); 1749c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers soa.Self()->ClearException(); 1750c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers transaction.Abort(); 1751c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers CHECK_EQ(old_status, klass->GetStatus()) << "Previous class status not restored"; 175264b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } 1753c45b8b582be5c98941ca3869fcdc9a08d520da41Ian Rogers soa.Self()->EndAssertNoThreadSuspension(old_casue); 175464b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } 175564b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } 17568f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers soa.Self()->AssertNoPendingException(); 175764b6d145fa53b8dfb07a8fc2426af13f155d5a4dIan Rogers } 175827ec961a1da540ba7f16c07a682585ab167317adBrian Carlstrom } 17593d1548debdaf8a1915fa432a4d267f7c0145654dIan Rogers // Record the final class status if necessary. 176051c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom ClassReference ref(manager->GetDexFile(), class_def_index); 17618f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers manager->GetCompiler()->RecordClassStatus(ref, klass->GetStatus()); 176298eacac683b78e60799323e8c7d59e7214808639jeffhao } 17631f5393447b9f45be7918042d9ee7b521376de866Ian Rogers // Clear any class not found or verification exceptions. 176462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->ClearException(); 176598eacac683b78e60799323e8c7d59e7214808639jeffhao} 176698eacac683b78e60799323e8c7d59e7214808639jeffhao 17671212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::InitializeClasses(jobject jni_class_loader, const DexFile& dex_file, 17683d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 17693d504075f7c1204d581923460754bf6d3714b13fIan Rogers timings->NewSplit("InitializeNoClinit"); 17703d1548debdaf8a1915fa432a4d267f7c0145654dIan Rogers ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 1771219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers ParallelCompilationManager context(class_linker, jni_class_loader, this, &dex_file, thread_pool); 1772d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz size_t thread_count; 1773d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz if (IsImage()) { 1774d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz // TODO: remove this when transactional mode supports multithreading. 1775d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz thread_count = 1U; 1776d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } else { 1777d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz thread_count = thread_count_; 1778d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } 1779d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz context.ForAll(0, dex_file.NumClassDefs(), InitializeClass, thread_count); 1780d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz if (IsImage()) { 1781d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz // Prune garbage objects created during aborted transactions. 1782d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz Runtime::Current()->GetHeap()->CollectGarbage(true); 1783d2fe10a3a34af171bf1631219cd2d6ff6b7778b5Sebastien Hertz } 17843d1548debdaf8a1915fa432a4d267f7c0145654dIan Rogers} 178590dc30f4b9967e850d0594e57dfa8e7cb0369575Shih-wei Liao 17861212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::InitializeClasses(jobject class_loader, 17871212a022fa5f8ef9585d765b1809521812af882cIan Rogers const std::vector<const DexFile*>& dex_files, 17883d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 17893d1548debdaf8a1915fa432a4d267f7c0145654dIan Rogers for (size_t i = 0; i != dex_files.size(); ++i) { 17903d1548debdaf8a1915fa432a4d267f7c0145654dIan Rogers const DexFile* dex_file = dex_files[i]; 179190dc30f4b9967e850d0594e57dfa8e7cb0369575Shih-wei Liao CHECK(dex_file != NULL); 17922f66382fdb5e98537f724eba43ef1c7162c71b0eBrian Carlstrom InitializeClasses(class_loader, *dex_file, thread_pool, timings); 179300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 179490dc30f4b9967e850d0594e57dfa8e7cb0369575Shih-wei Liao} 179590dc30f4b9967e850d0594e57dfa8e7cb0369575Shih-wei Liao 17961212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::Compile(jobject class_loader, const std::vector<const DexFile*>& dex_files, 17973d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 1798ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom for (size_t i = 0; i != dex_files.size(); ++i) { 1799ae826983f7903bc0a6bbbe8426bf393fb2f6d747Brian Carlstrom const DexFile* dex_file = dex_files[i]; 180083db7721aef15df6919c0ec072e087bef6041e2dBrian Carlstrom CHECK(dex_file != NULL); 18012f66382fdb5e98537f724eba43ef1c7162c71b0eBrian Carlstrom CompileDexFile(class_loader, *dex_file, thread_pool, timings); 180283db7721aef15df6919c0ec072e087bef6041e2dBrian Carlstrom } 180383db7721aef15df6919c0ec072e087bef6041e2dBrian Carlstrom} 180483db7721aef15df6919c0ec072e087bef6041e2dBrian Carlstrom 1805219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogersvoid CompilerDriver::CompileClass(const ParallelCompilationManager* manager, size_t class_def_index) { 180667f99418f648c3a95256ed3dcd8e8b64eef0b372Anwar Ghuloum ATRACE_CALL(); 18072d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz jobject jclass_loader = manager->GetClassLoader(); 1808219b5a847ef74be5d3de4c16a29ec6413cc42af1Ian Rogers const DexFile& dex_file = *manager->GetDexFile(); 1809c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); 1810be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers ClassLinker* class_linker = manager->GetClassLinker(); 1811be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers if (SkipClass(class_linker, jclass_loader, dex_file, class_def)) { 1812be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers return; 18135ead0950c661761e90e04aefd6ea2205532ce874Brian Carlstrom } 1814d1224c79631bd1801b067a0f212b91afa961a362jeffhao ClassReference ref(&dex_file, class_def_index); 1815d1224c79631bd1801b067a0f212b91afa961a362jeffhao // Skip compiling classes with generic verifier failures since they will still fail at runtime 1816c7f832061fea59fd6abd125f26c8ca1faec695a5Vladimir Marko if (manager->GetCompiler()->verification_results_->IsClassRejected(ref)) { 1817d1224c79631bd1801b067a0f212b91afa961a362jeffhao return; 1818d1224c79631bd1801b067a0f212b91afa961a362jeffhao } 18190571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers const byte* class_data = dex_file.GetClassData(class_def); 18200571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers if (class_data == NULL) { 18210571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers // empty class, probably a marker interface 18220571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers return; 18230571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers } 182467f99418f648c3a95256ed3dcd8e8b64eef0b372Anwar Ghuloum 18252d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz // Can we run DEX-to-DEX compiler on this class ? 182675021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz DexToDexCompilationLevel dex_to_dex_compilation_level = kDontDexToDexCompile; 18272d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz { 18282d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz ScopedObjectAccess soa(Thread::Current()); 1829eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier StackHandleScope<1> hs(soa.Self()); 1830eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier Handle<mirror::ClassLoader> class_loader( 1831eb8167a4f4d27fce0530f6724ab8032610cd146bMathieu Chartier hs.NewHandle(soa.Decode<mirror::ClassLoader*>(jclass_loader))); 18329837939678bb5dcba178e5fb00ed59b5d14c8d9bIan Rogers dex_to_dex_compilation_level = GetDexToDexCompilationlevel(soa.Self(), class_loader, dex_file, 18339837939678bb5dcba178e5fb00ed59b5d14c8d9bIan Rogers class_def); 18342d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz } 18350571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers ClassDataItemIterator it(dex_file, class_data); 18360571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers // Skip fields 18370571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers while (it.HasNextStaticField()) { 18380571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers it.Next(); 18390571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers } 18400571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers while (it.HasNextInstanceField()) { 18410571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers it.Next(); 18420571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers } 1843be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers CompilerDriver* driver = manager->GetCompiler(); 18440571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers // Compile direct methods 184568adbe41c7d9295da2bfc521d737ba6dabd36c98Brian Carlstrom int64_t previous_direct_method_idx = -1; 18460571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers while (it.HasNextDirectMethod()) { 18476f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom uint32_t method_idx = it.GetMemberIndex(); 18486f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom if (method_idx == previous_direct_method_idx) { 18496f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom // smali can create dex files with two encoded_methods sharing the same method_idx 18506f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom // http://code.google.com/p/smali/issues/detail?id=119 18516f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom it.Next(); 18526f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom continue; 18536f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom } 18546f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom previous_direct_method_idx = method_idx; 1855be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers driver->CompileMethod(it.GetMethodCodeItem(), it.GetMemberAccessFlags(), 1856be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers it.GetMethodInvokeType(class_def), class_def_index, 1857be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers method_idx, jclass_loader, dex_file, dex_to_dex_compilation_level); 18580571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers it.Next(); 18599ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom } 18600571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers // Compile virtual methods 186168adbe41c7d9295da2bfc521d737ba6dabd36c98Brian Carlstrom int64_t previous_virtual_method_idx = -1; 18620571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers while (it.HasNextVirtualMethod()) { 18636f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom uint32_t method_idx = it.GetMemberIndex(); 18646f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom if (method_idx == previous_virtual_method_idx) { 18656f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom // smali can create dex files with two encoded_methods sharing the same method_idx 18666f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom // http://code.google.com/p/smali/issues/detail?id=119 18676f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom it.Next(); 18686f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom continue; 18696f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom } 18706f29d0e6d5444ff84157c922c23c221567dcc6c5Brian Carlstrom previous_virtual_method_idx = method_idx; 1871be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers driver->CompileMethod(it.GetMethodCodeItem(), it.GetMemberAccessFlags(), 1872be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers it.GetMethodInvokeType(class_def), class_def_index, 1873be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers method_idx, jclass_loader, dex_file, dex_to_dex_compilation_level); 18740571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers it.Next(); 18759ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom } 18760571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers DCHECK(!it.HasNext()); 18779ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom} 18789ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 18791212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::CompileDexFile(jobject class_loader, const DexFile& dex_file, 18803d504075f7c1204d581923460754bf6d3714b13fIan Rogers ThreadPool* thread_pool, TimingLogger* timings) { 18813d504075f7c1204d581923460754bf6d3714b13fIan Rogers timings->NewSplit("Compile Dex File"); 1882be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers ParallelCompilationManager context(Runtime::Current()->GetClassLinker(), class_loader, this, 1883be7149fc2e7cc607937209f2819e3c1d672e2668Ian Rogers &dex_file, thread_pool); 18841212a022fa5f8ef9585d765b1809521812af882cIan Rogers context.ForAll(0, dex_file.NumClassDefs(), CompilerDriver::CompileClass, thread_count_); 1885c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes} 1886c225caa9715eeaeff87f27d5b6a3e7d4f6b7efadElliott Hughes 18871212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::CompileMethod(const DexFile::CodeItem* code_item, uint32_t access_flags, 18888b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers InvokeType invoke_type, uint16_t class_def_idx, 18891212a022fa5f8ef9585d765b1809521812af882cIan Rogers uint32_t method_idx, jobject class_loader, 18902d6ba5158d7fd459db2870df47300b517dc4d08cSebastien Hertz const DexFile& dex_file, 189175021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz DexToDexCompilationLevel dex_to_dex_compilation_level) { 1892f09afe8fbd78943df6a8b10f03c36dcd190dd054Elliott Hughes CompiledMethod* compiled_method = NULL; 1893bb551fa68ffc57f679b8c914ac856666f0348b77Elliott Hughes uint64_t start_ns = NanoTime(); 18944dd96f56909ec35c83a3d468b0e47769988c1a1dLogan Chien 1895169c9a7f46776b235d0a37d5e0ff27682deffe06Ian Rogers if ((access_flags & kAccNative) != 0) { 18960188ab739c3ef8bcd521d88f84894db8c0f012c5Ian Rogers // Are we interpreting only and have support for generic JNI down calls? 18974a200f56b7075309316b04d550c9cc50f8314eddJeff Hao if (!compiler_options_->IsCompilationEnabled() && 1898b95a5345ae4217b70ca36f0cced92f68dda7caf5Stuart Monteith (instruction_set_ == kX86_64 || instruction_set_ == kArm64)) { 18995b27149ce3cbf39f99c9d9c8ba5ebf1657c297e1Ian Rogers // Leaving this empty will trigger the generic JNI version 19005b27149ce3cbf39f99c9d9c8ba5ebf1657c297e1Ian Rogers } else { 190172d32629303f8f39362a4099481f48646aed042fIan Rogers compiled_method = compiler_->JniCompile(access_flags, method_idx, dex_file); 19025b27149ce3cbf39f99c9d9c8ba5ebf1657c297e1Ian Rogers CHECK(compiled_method != NULL); 19035b27149ce3cbf39f99c9d9c8ba5ebf1657c297e1Ian Rogers } 1904169c9a7f46776b235d0a37d5e0ff27682deffe06Ian Rogers } else if ((access_flags & kAccAbstract) != 0) { 19052cc022b653e1e84eed2522254ec684bd097572b8Brian Carlstrom } else { 190690af14d2743614e3e1453984b14258a6f145501dDragos Sbirlea MethodReference method_ref(&dex_file, method_idx); 19076449c62e40ef3a9bb75f664f922555affb532ee4Brian Carlstrom bool compile = verification_results_->IsCandidateForCompilation(method_ref, access_flags); 19084d4adb1dae07bb7421e863732ab789413a3b43f0Sebastien Hertz if (compile) { 1909a024a0686c3b0fea13f362bff70d65981e5febc5buzbee // NOTE: if compiler declines to compile this method, it will return NULL. 191072d32629303f8f39362a4099481f48646aed042fIan Rogers compiled_method = compiler_->Compile(code_item, access_flags, invoke_type, class_def_idx, 191172d32629303f8f39362a4099481f48646aed042fIan Rogers method_idx, class_loader, dex_file); 191217965ed6ec29407599a0bcd4ea92532424294fedSebastien Hertz } 191317965ed6ec29407599a0bcd4ea92532424294fedSebastien Hertz if (compiled_method == nullptr && dex_to_dex_compilation_level != kDontDexToDexCompile) { 191417965ed6ec29407599a0bcd4ea92532424294fedSebastien Hertz // TODO: add a command-line option to disable DEX-to-DEX compilation ? 191575021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz (*dex_to_dex_compiler_)(*this, code_item, access_flags, 191675021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz invoke_type, class_def_idx, 191775021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz method_idx, class_loader, dex_file, 191875021222d9c03a80fa5c136db0d5fb8d82d04031Sebastien Hertz dex_to_dex_compilation_level); 1919f3e9855ee2000106b54fd479f7a46da2dc2ad079Ian Rogers } 1920bb551fa68ffc57f679b8c914ac856666f0348b77Elliott Hughes } 19213bb17a644e2945c3913cfbde245d2f520d62a3ffIan Rogers uint64_t duration_ns = NanoTime() - start_ns; 1922b34f69ab43aaf7a6e6045c95f398baf566ef5023Nicolas Geoffray if (duration_ns > MsToNs(compiler_->GetMaximumCompilationTimeBeforeWarning())) { 1923bb551fa68ffc57f679b8c914ac856666f0348b77Elliott Hughes LOG(WARNING) << "Compilation of " << PrettyMethod(method_idx, dex_file) 19243bb17a644e2945c3913cfbde245d2f520d62a3ffIan Rogers << " took " << PrettyDuration(duration_ns); 1925f09afe8fbd78943df6a8b10f03c36dcd190dd054Elliott Hughes } 1926f09afe8fbd78943df6a8b10f03c36dcd190dd054Elliott Hughes 192750b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers Thread* self = Thread::Current(); 1928f09afe8fbd78943df6a8b10f03c36dcd190dd054Elliott Hughes if (compiled_method != NULL) { 19290571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers MethodReference ref(&dex_file, method_idx); 19308f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers DCHECK(GetCompiledMethod(ref) == NULL) << PrettyMethod(method_idx, dex_file); 193100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 193250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, compiled_methods_lock_); 193300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers compiled_methods_.Put(ref, compiled_method); 193400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 19350755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom DCHECK(GetCompiledMethod(ref) != NULL) << PrettyMethod(method_idx, dex_file); 19362cc022b653e1e84eed2522254ec684bd097572b8Brian Carlstrom } 19379baa4aefc370f48774b6104680193d9a7e4fb631Brian Carlstrom 193850b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers if (self->IsExceptionPending()) { 193950b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers ScopedObjectAccess soa(self); 194000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers LOG(FATAL) << "Unexpected exception compiling: " << PrettyMethod(method_idx, dex_file) << "\n" 194162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers << self->GetException(NULL)->Dump(); 194200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 19430571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers} 194428ad40dc3ec2f09b0ffd4f6d6787bf1b532ccd5dIan Rogers 19451212a022fa5f8ef9585d765b1809521812af882cIan RogersCompiledClass* CompilerDriver::GetCompiledClass(ClassReference ref) const { 194650b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(Thread::Current(), compiled_classes_lock_); 19470755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom ClassTable::const_iterator it = compiled_classes_.find(ref); 19480755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom if (it == compiled_classes_.end()) { 19490755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom return NULL; 19500755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom } 19510755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom CHECK(it->second != NULL); 19520755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom return it->second; 19530755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom} 19540755ec5ea1dce0b549fc1adefeb52d89f119ebecBrian Carlstrom 19558f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogersvoid CompilerDriver::RecordClassStatus(ClassReference ref, mirror::Class::Status status) { 19568f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers MutexLock mu(Thread::Current(), compiled_classes_lock_); 19578f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers auto it = compiled_classes_.find(ref); 19588f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers if (it == compiled_classes_.end() || it->second->GetStatus() != status) { 19598f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers // An entry doesn't exist or the status is lower than the new status. 19608f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers if (it != compiled_classes_.end()) { 19618f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers CHECK_GT(status, it->second->GetStatus()); 19628f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers delete it->second; 19638f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers } 19648f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers switch (status) { 19658f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers case mirror::Class::kStatusNotReady: 19668f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers case mirror::Class::kStatusError: 19678f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers case mirror::Class::kStatusRetryVerificationAtRuntime: 19688f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers case mirror::Class::kStatusVerified: 19698f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers case mirror::Class::kStatusInitialized: 19708f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers break; // Expected states. 19718f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers default: 19728f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers LOG(FATAL) << "Unexpected class status for class " 19738f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers << PrettyDescriptor(ref.first->GetClassDescriptor(ref.first->GetClassDef(ref.second))) 19748f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers << " of " << status; 19758f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers } 19768f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers CompiledClass* compiled_class = new CompiledClass(status); 19778f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers compiled_classes_.Overwrite(ref, compiled_class); 19788f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers } 19798f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers} 19808f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers 19811212a022fa5f8ef9585d765b1809521812af882cIan RogersCompiledMethod* CompilerDriver::GetCompiledMethod(MethodReference ref) const { 198250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(Thread::Current(), compiled_methods_lock_); 19830571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers MethodTable::const_iterator it = compiled_methods_.find(ref); 19840571d357843c53e042f370f5f2c2e9aa3fe803a9Ian Rogers if (it == compiled_methods_.end()) { 19853320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom return NULL; 19862c8f653c98d658419f464b6147c10e11a664d2e6Ian Rogers } 19873320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom CHECK(it->second != NULL); 19883320cf46afd082398aa401b246e6f301cebdf64dBrian Carlstrom return it->second; 19899ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom} 19909ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom 19911212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::AddRequiresConstructorBarrier(Thread* self, const DexFile* dex_file, 19928b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint16_t class_def_index) { 19938f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers WriterMutexLock mu(self, freezing_constructor_lock_); 1994fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers freezing_constructor_classes_.insert(ClassReference(dex_file, class_def_index)); 1995fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers} 1996fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers 19971212a022fa5f8ef9585d765b1809521812af882cIan Rogersbool CompilerDriver::RequiresConstructorBarrier(Thread* self, const DexFile* dex_file, 19988b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers uint16_t class_def_index) { 19998f3c9ae38df2460940a26dff889a84430b6c38d3Ian Rogers ReaderMutexLock mu(self, freezing_constructor_lock_); 2000fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers return freezing_constructor_classes_.count(ClassReference(dex_file, class_def_index)) != 0; 2001fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers} 2002fffdb023275613612a22ec62b3421ffe4d2b73feIan Rogers 20033f47c12487250f61f3be95e9f275e3b08e2c49fbBrian Carlstrombool CompilerDriver::WriteElf(const std::string& android_root, 2004265091e581c9f643b37e7966890911f09e223269Brian Carlstrom bool is_host, 200551c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom const std::vector<const art::DexFile*>& dex_files, 20063d504075f7c1204d581923460754bf6d3714b13fIan Rogers OatWriter* oat_writer, 200751c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom art::File* file) 200851c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 200972d32629303f8f39362a4099481f48646aed042fIan Rogers return compiler_->WriteElf(file, oat_writer, dex_files, android_root, is_host); 2010265091e581c9f643b37e7966890911f09e223269Brian Carlstrom} 20111212a022fa5f8ef9585d765b1809521812af882cIan Rogersvoid CompilerDriver::InstructionSetToLLVMTarget(InstructionSet instruction_set, 20123d504075f7c1204d581923460754bf6d3714b13fIan Rogers std::string* target_triple, 20133d504075f7c1204d581923460754bf6d3714b13fIan Rogers std::string* target_cpu, 20143d504075f7c1204d581923460754bf6d3714b13fIan Rogers std::string* target_attr) { 2015265091e581c9f643b37e7966890911f09e223269Brian Carlstrom switch (instruction_set) { 2016700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom case kThumb2: 20173d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_triple = "thumb-none-linux-gnueabi"; 20183d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_cpu = "cortex-a9"; 20193d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_attr = "+thumb2,+neon,+neonfp,+vfp3,+db"; 2020700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom break; 2021700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 2022700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom case kArm: 20233d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_triple = "armv7-none-linux-gnueabi"; 2024700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // TODO: Fix for Nexus S. 20253d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_cpu = "cortex-a9"; 2026700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom // TODO: Fix for Xoom. 20273d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_attr = "+v7,+neon,+neonfp,+vfp3,+db"; 2028700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom break; 2029700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 2030700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom case kX86: 20313d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_triple = "i386-pc-linux-gnu"; 20323d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_attr = ""; 2033700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom break; 2034700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 20356a58cb16d803c9a7b3a75ccac8be19dd9d4e520dDmitry Petrochenko case kX86_64: 20366a58cb16d803c9a7b3a75ccac8be19dd9d4e520dDmitry Petrochenko *target_triple = "x86_64-pc-linux-gnu"; 20376a58cb16d803c9a7b3a75ccac8be19dd9d4e520dDmitry Petrochenko *target_attr = ""; 20386a58cb16d803c9a7b3a75ccac8be19dd9d4e520dDmitry Petrochenko break; 20396a58cb16d803c9a7b3a75ccac8be19dd9d4e520dDmitry Petrochenko 2040700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom case kMips: 20413d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_triple = "mipsel-unknown-linux"; 20423d504075f7c1204d581923460754bf6d3714b13fIan Rogers *target_attr = "mips32r2"; 2043700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom break; 2044700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom 2045700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom default: 2046700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom LOG(FATAL) << "Unknown instruction set: " << instruction_set; 2047700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom } 2048700c8d31733534a3d978b75a03f6f7e177dc7e81Brian Carlstrom } 204939c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison 205039c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allisonbool CompilerDriver::SkipCompilation(const std::string& method_name) { 2051c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle if (!profile_present_) { 2052644789fa0e807a9aa6d6e32d36ce039ec7318a7fDave Allison return false; 205339c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison } 2054bb0b53f58f11c628f077603b56077dfed1a18f11Calin Juravle // First find the method in the profile file. 2055bb0b53f58f11c628f077603b56077dfed1a18f11Calin Juravle ProfileFile::ProfileData data; 2056bb0b53f58f11c628f077603b56077dfed1a18f11Calin Juravle if (!profile_file_.GetProfileData(&data, method_name)) { 205739c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison // Not in profile, no information can be determined. 205839c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison VLOG(compiler) << "not compiling " << method_name << " because it's not in the profile"; 205939c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison return true; 206039c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison } 2061bb0b53f58f11c628f077603b56077dfed1a18f11Calin Juravle 2062bb0b53f58f11c628f077603b56077dfed1a18f11Calin Juravle // Methods that comprise top_k_threshold % of the total samples will be compiled. 2063f6a4cee66a173ee7ef48af5503d9899aa93b3aebCalin Juravle // Compare against the start of the topK percentage bucket just in case the threshold 206404ff226764b125c79a0bf41e571c8311bac8a868Calin Juravle // falls inside a bucket. 2065c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle bool compile = data.GetTopKUsedPercentage() - data.GetUsedPercent() 2066c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle <= compiler_options_->GetTopKProfileThreshold(); 206739c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison if (compile) { 2068f6a4cee66a173ee7ef48af5503d9899aa93b3aebCalin Juravle LOG(INFO) << "compiling method " << method_name << " because its usage is part of top " 2069bb0b53f58f11c628f077603b56077dfed1a18f11Calin Juravle << data.GetTopKUsedPercentage() << "% with a percent of " << data.GetUsedPercent() << "%" 2070c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle << " (topKThreshold=" << compiler_options_->GetTopKProfileThreshold() << ")"; 207139c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison } else { 207204ff226764b125c79a0bf41e571c8311bac8a868Calin Juravle VLOG(compiler) << "not compiling method " << method_name << " because it's not part of leading " 2073c1b643cc6ac45dbd0eabdcd7425c7e86006c27d6Calin Juravle << compiler_options_->GetTopKProfileThreshold() << "% samples)"; 207439c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison } 207539c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison return !compile; 207639c3bfbd03d85c63cfbe69f17ce5800ccc7d6c13Dave Allison} 20779ea1cb1a22be5b85dc2622e3836c46a1c48e3f25Brian Carlstrom} // namespace art 2078