debugger.cc revision f2910eef247b45ce1d489e323b36b5de6b6157aa
1872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes/* 2872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * Copyright (C) 2008 The Android Open Source Project 3872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * 4872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * Licensed under the Apache License, Version 2.0 (the "License"); 5872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * you may not use this file except in compliance with the License. 6872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * You may obtain a copy of the License at 7872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * 8872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 9872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * 10872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * Unless required by applicable law or agreed to in writing, software 11872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 12872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * See the License for the specific language governing permissions and 14872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes * limitations under the License. 15872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes */ 16872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 17872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes#include "debugger.h" 18872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 193bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes#include <sys/uio.h> 203bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 21545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes#include <set> 22545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 23166db04e259ca51838c311891598664deeed85adIan Rogers#include "arch/context.h" 24545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes#include "class_linker.h" 252dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "class_linker-inl.h" 264f6ad8ab428038129b2d0d6c40b7fd625cca15e1Ian Rogers#include "dex_file-inl.h" 27776ac1fa61237db645adb4370a4aab888530caf4Ian Rogers#include "dex_instruction.h" 281d54e73444e017d3a65234e0f193846f3e27472bIan Rogers#include "gc/accounting/card_table-inl.h" 291d54e73444e017d3a65234e0f193846f3e27472bIan Rogers#include "gc/space/large_object_space.h" 301d54e73444e017d3a65234e0f193846f3e27472bIan Rogers#include "gc/space/space-inl.h" 315d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao#include "invoke_arg_array_builder.h" 3264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes#include "jdwp/object_registry.h" 33ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom#include "mirror/art_field-inl.h" 34ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom#include "mirror/art_method-inl.h" 352dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/class.h" 362dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/class-inl.h" 372dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/class_loader.h" 382dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/object-inl.h" 392dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/object_array-inl.h" 402dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "mirror/throwable.h" 416d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers#include "object_utils.h" 42a0e180632411f7fe0edf454e571c42209ee7b540Elliott Hughes#include "safe_map.h" 4364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes#include "scoped_thread_state_change.h" 446a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes#include "ScopedLocalRef.h" 45f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes#include "ScopedPrimitiveArray.h" 461f5393447b9f45be7918042d9ee7b521376de866Ian Rogers#include "sirt_ref.h" 4747fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes#include "stack_indirect_reference_table.h" 48475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes#include "thread_list.h" 4962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers#include "throw_location.h" 502dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "utf.h" 51eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes#include "well_known_classes.h" 52475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 533d92d523089bdd7881d2319414a29bf77172b432Brian Carlstrom#ifdef HAVE_ANDROID_OS 543d92d523089bdd7881d2319414a29bf77172b432Brian Carlstrom#include "cutils/properties.h" 553d92d523089bdd7881d2319414a29bf77172b432Brian Carlstrom#endif 563d92d523089bdd7881d2319414a29bf77172b432Brian Carlstrom 57872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesnamespace art { 58872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 597934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstromstatic const size_t kMaxAllocRecordStackDepth = 16; // Max 255. 607934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstromstatic const size_t kDefaultNumAllocRecords = 64*1024; // Must be a power of 2. 61475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 62545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughesstruct AllocRecordStackTraceElement { 63ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* method; 640399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint32_t dex_pc; 65545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 66b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers int32_t LineNumber() const SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 670399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return MethodHelper(method).GetLineNumFromDexPC(dex_pc); 68545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 69545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes}; 70545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 71545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughesstruct AllocRecord { 722dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* type; 73545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes size_t byte_count; 74545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes uint16_t thin_lock_id; 757934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom AllocRecordStackTraceElement stack[kMaxAllocRecordStackDepth]; // Unused entries have NULL method. 76545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 77545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes size_t GetDepth() { 78545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes size_t depth = 0; 79545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes while (depth < kMaxAllocRecordStackDepth && stack[depth].method != NULL) { 80545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes ++depth; 81545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 82545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return depth; 83545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 84545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes}; 85545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 868696433d1b3d8ba15288483b777edd888de69135Elliott Hughesstruct Breakpoint { 87ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* method; 88a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes uint32_t dex_pc; 89ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom Breakpoint(mirror::ArtMethod* method, uint32_t dex_pc) : method(method), dex_pc(dex_pc) {} 908696433d1b3d8ba15288483b777edd888de69135Elliott Hughes}; 918696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 9200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogersstatic std::ostream& operator<<(std::ostream& os, const Breakpoint& rhs) 93b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 94229feb7a09317919ee51c06d1c3e715cea25da75Elliott Hughes os << StringPrintf("Breakpoint[%s @%#x]", PrettyMethod(rhs.method).c_str(), rhs.dex_pc); 958696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return os; 968696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 978696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 988696433d1b3d8ba15288483b777edd888de69135Elliott Hughesstruct SingleStepControl { 998696433d1b3d8ba15288483b777edd888de69135Elliott Hughes // Are we single-stepping right now? 1008696433d1b3d8ba15288483b777edd888de69135Elliott Hughes bool is_active; 1018696433d1b3d8ba15288483b777edd888de69135Elliott Hughes Thread* thread; 1028696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 1038696433d1b3d8ba15288483b777edd888de69135Elliott Hughes JDWP::JdwpStepSize step_size; 1048696433d1b3d8ba15288483b777edd888de69135Elliott Hughes JDWP::JdwpStepDepth step_depth; 1058696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 106ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* method; 1077934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom int32_t line_number; // Or -1 for native methods. 1082435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes std::set<uint32_t> dex_pcs; 1098696433d1b3d8ba15288483b777edd888de69135Elliott Hughes int stack_depth; 1108696433d1b3d8ba15288483b777edd888de69135Elliott Hughes}; 1118696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 11262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogersclass DebugInstrumentationListener : public instrumentation::InstrumentationListener { 11362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers public: 11462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers DebugInstrumentationListener() {} 11562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual ~DebugInstrumentationListener() {} 11662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 11762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual void MethodEntered(Thread* thread, mirror::Object* this_object, 118ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* method, uint32_t dex_pc) 11962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 12062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers if (method->IsNative()) { 12162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // TODO: post location events is a suspension point and native method entry stubs aren't. 12262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers return; 12362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 12462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Dbg::PostLocationEvent(method, 0, this_object, Dbg::kMethodEntry); 12562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 12662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 12762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual void MethodExited(Thread* thread, mirror::Object* this_object, 128ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* method, 12962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers uint32_t dex_pc, const JValue& return_value) 13062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 13162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers UNUSED(return_value); 13262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers if (method->IsNative()) { 13362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // TODO: post location events is a suspension point and native method entry stubs aren't. 13462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers return; 13562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 13662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Dbg::PostLocationEvent(method, dex_pc, this_object, Dbg::kMethodExit); 13762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 13862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 139ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom virtual void MethodUnwind(Thread* thread, const mirror::ArtMethod* method, 14062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers uint32_t dex_pc) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 14162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // We're not recorded to listen to this kind of event, so complain. 14262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers LOG(ERROR) << "Unexpected method unwind event in debugger " << PrettyMethod(method) 14362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers << " " << dex_pc; 14462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 14562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 14662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual void DexPcMoved(Thread* thread, mirror::Object* this_object, 147ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* method, uint32_t new_dex_pc) 14862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 14962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Dbg::UpdateDebugger(thread, this_object, method, new_dex_pc); 15062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 15162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 15262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual void ExceptionCaught(Thread* thread, const ThrowLocation& throw_location, 153ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* catch_method, uint32_t catch_dex_pc, 15462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers mirror::Throwable* exception_object) 15562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 15662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Dbg::PostException(thread, throw_location, catch_method, catch_dex_pc, exception_object); 15762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 15862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers} gDebugInstrumentationListener; 15962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 1604ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes// JDWP is allowed unless the Zygote forbids it. 1614ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughesstatic bool gJdwpAllowed = true; 1624ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes 163c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes// Was there a -Xrunjdwp or -agentlib:jdwp= argument on the command line? 1643bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic bool gJdwpConfigured = false; 1653bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 166c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes// Broken-down JDWP options. (Only valid if IsJdwpConfigured() is true.) 167376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughesstatic JDWP::JdwpOptions gJdwpOptions; 1683bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 1693bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes// Runtime JDWP state. 1703bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic JDWP::JdwpState* gJdwpState = NULL; 1713bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic bool gDebuggerConnected; // debugger or DDMS is connected. 1723bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic bool gDebuggerActive; // debugger is making requests. 1738696433d1b3d8ba15288483b777edd888de69135Elliott Hughesstatic bool gDisposed; // debugger called VirtualMachine.Dispose, so we should drop the connection. 1743bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 17547fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughesstatic bool gDdmThreadNotification = false; 17647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 177767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes// DDMS GC-related settings. 178767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpifWhen gDdmHpifWhen = Dbg::HPIF_WHEN_NEVER; 179767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpsgWhen gDdmHpsgWhen = Dbg::HPSG_WHEN_NEVER; 180767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpsgWhat gDdmHpsgWhat; 181767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpsgWhen gDdmNhsgWhen = Dbg::HPSG_WHEN_NEVER; 182767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpsgWhat gDdmNhsgWhat; 183767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 184475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughesstatic ObjectRegistry* gRegistry = NULL; 185475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 186545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes// Recent allocation tracking. 187df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstromstatic Mutex gAllocTrackerLock DEFAULT_MUTEX_ACQUIRED_AFTER("AllocTracker lock"); 1887934ac288acfb2552bb0b06ec1f61e5820d924a4Brian CarlstromAllocRecord* Dbg::recent_allocation_records_ PT_GUARDED_BY(gAllocTrackerLock) = NULL; // TODO: CircularBuffer<AllocRecord> 189b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughesstatic size_t gAllocRecordMax GUARDED_BY(gAllocTrackerLock) = 0; 190f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughesstatic size_t gAllocRecordHead GUARDED_BY(gAllocTrackerLock) = 0; 191f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughesstatic size_t gAllocRecordCount GUARDED_BY(gAllocTrackerLock) = 0; 192545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 1938696433d1b3d8ba15288483b777edd888de69135Elliott Hughes// Breakpoints and single-stepping. 19409bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhaostatic std::vector<Breakpoint> gBreakpoints GUARDED_BY(Locks::breakpoint_lock_); 19509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhaostatic SingleStepControl gSingleStepControl GUARDED_BY(Locks::breakpoint_lock_); 1968696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 197ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic bool IsBreakpoint(const mirror::ArtMethod* m, uint32_t dex_pc) 19809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao LOCKS_EXCLUDED(Locks::breakpoint_lock_) 199b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 20009bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 2018696433d1b3d8ba15288483b777edd888de69135Elliott Hughes for (size_t i = 0; i < gBreakpoints.size(); ++i) { 202a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes if (gBreakpoints[i].method == m && gBreakpoints[i].dex_pc == dex_pc) { 2038696433d1b3d8ba15288483b777edd888de69135Elliott Hughes VLOG(jdwp) << "Hit breakpoint #" << i << ": " << gBreakpoints[i]; 2048696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return true; 2058696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 2068696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 2078696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return false; 2088696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 2098696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 2109e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughesstatic bool IsSuspendedForDebugger(ScopedObjectAccessUnchecked& soa, Thread* thread) { 2119e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes MutexLock mu(soa.Self(), *Locks::thread_suspend_count_lock_); 2129e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes // A thread may be suspended for GC; in this code, we really want to know whether 2139e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes // there's a debugger suspension active. 2149e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes return thread->IsSuspended() && thread->GetDebugSuspendCount() > 0; 2159e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes} 2169e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes 2172dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersstatic mirror::Array* DecodeArray(JDWP::RefTypeId id, JDWP::JdwpError& status) 218b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 2192dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(id); 22064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 221436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_INVALID_OBJECT; 222436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return NULL; 223436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 224436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (!o->IsArrayInstance()) { 225436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_INVALID_ARRAY; 226436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return NULL; 227436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 228436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_NONE; 229436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return o->AsArray(); 230436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes} 231436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 2322dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersstatic mirror::Class* DecodeClass(JDWP::RefTypeId id, JDWP::JdwpError& status) 233b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 2342dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(id); 23564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 236436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_INVALID_OBJECT; 237436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return NULL; 238436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 239436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (!o->IsClass()) { 240436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_INVALID_CLASS; 241436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return NULL; 242436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 243436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_NONE; 244436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return o->AsClass(); 245436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes} 246436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 247221229cb523f849f165fdafbf9785010963715daElliott Hughesstatic JDWP::JdwpError DecodeThread(ScopedObjectAccessUnchecked& soa, JDWP::ObjectId thread_id, Thread*& thread) 248a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao EXCLUSIVE_LOCKS_REQUIRED(Locks::thread_list_lock_) 249b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers LOCKS_EXCLUDED(Locks::thread_suspend_count_lock_) 250b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 2512dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_peer = gRegistry->Get<mirror::Object*>(thread_id); 25264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (thread_peer == NULL || thread_peer == ObjectRegistry::kInvalidObject) { 253221229cb523f849f165fdafbf9785010963715daElliott Hughes // This isn't even an object. 254221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_INVALID_OBJECT; 255221229cb523f849f165fdafbf9785010963715daElliott Hughes } 256221229cb523f849f165fdafbf9785010963715daElliott Hughes 2572dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* java_lang_Thread = soa.Decode<mirror::Class*>(WellKnownClasses::java_lang_Thread); 258221229cb523f849f165fdafbf9785010963715daElliott Hughes if (!java_lang_Thread->IsAssignableFrom(thread_peer->GetClass())) { 259221229cb523f849f165fdafbf9785010963715daElliott Hughes // This isn't a thread. 260221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_INVALID_THREAD; 261221229cb523f849f165fdafbf9785010963715daElliott Hughes } 262221229cb523f849f165fdafbf9785010963715daElliott Hughes 263221229cb523f849f165fdafbf9785010963715daElliott Hughes thread = Thread::FromManagedThread(soa, thread_peer); 264221229cb523f849f165fdafbf9785010963715daElliott Hughes if (thread == NULL) { 265221229cb523f849f165fdafbf9785010963715daElliott Hughes // This is a java.lang.Thread without a Thread*. Must be a zombie. 266221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_THREAD_NOT_ALIVE; 267436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 268221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 269436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes} 270436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 27124437995cdac88b42e42b16d9aa121e833330999Elliott Hughesstatic JDWP::JdwpTag BasicTagFromDescriptor(const char* descriptor) { 27224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes // JDWP deliberately uses the descriptor characters' ASCII values for its enum. 27324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes // Note that by "basic" we mean that we don't get more specific than JT_OBJECT. 27424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return static_cast<JDWP::JdwpTag>(descriptor[0]); 27524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes} 27624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 2772dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersstatic JDWP::JdwpTag TagFromClass(mirror::Class* c) 278b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 27986b0010c79ef95b5333cd540b7d3af34a9f1a643Elliott Hughes CHECK(c != NULL); 28024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (c->IsArrayClass()) { 28124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_ARRAY; 28224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 28324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 2843d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 28524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (c->IsStringClass()) { 28624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_STRING; 28724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else if (c->IsClassClass()) { 28824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_CLASS_OBJECT; 2893d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } else if (class_linker->FindSystemClass("Ljava/lang/Thread;")->IsAssignableFrom(c)) { 29024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_THREAD; 2913d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } else if (class_linker->FindSystemClass("Ljava/lang/ThreadGroup;")->IsAssignableFrom(c)) { 29224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_THREAD_GROUP; 2933d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } else if (class_linker->FindSystemClass("Ljava/lang/ClassLoader;")->IsAssignableFrom(c)) { 29424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_CLASS_LOADER; 29524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else { 29624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_OBJECT; 29724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 29824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes} 29924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 30024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes/* 30124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * Objects declared to hold Object might actually hold a more specific 30224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * type. The debugger may take a special interest in these (e.g. it 30324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * wants to display the contents of Strings), so we want to return an 30424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * appropriate tag. 30524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * 30624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * Null objects are tagged JT_OBJECT. 30724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes */ 3082dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersstatic JDWP::JdwpTag TagFromObject(const mirror::Object* o) 309b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 31024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return (o == NULL) ? JDWP::JT_OBJECT : TagFromClass(o->GetClass()); 31124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes} 31224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 31324437995cdac88b42e42b16d9aa121e833330999Elliott Hughesstatic bool IsPrimitiveTag(JDWP::JdwpTag tag) { 31424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes switch (tag) { 31524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_BOOLEAN: 31624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_BYTE: 31724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_CHAR: 31824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_FLOAT: 31924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_DOUBLE: 32024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_INT: 32124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_LONG: 32224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_SHORT: 32324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_VOID: 32424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return true; 32524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes default: 32624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return false; 32724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 32824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes} 32924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 3303bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes/* 3313bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * Handle one of the JDWP name/value pairs. 3323bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * 3333bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * JDWP options are: 3343bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * help: if specified, show help message and bail 3353bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * transport: may be dt_socket or dt_shmem 3363bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * address: for dt_socket, "host:port", or just "port" when listening 3373bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * server: if "y", wait for debugger to attach; if "n", attach to debugger 3383bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * timeout: how long to wait for debugger to connect / listen 3393bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * 3403bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * Useful with server=n (these aren't supported yet): 3413bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * onthrow=<exception-name>: connect to debugger when exception thrown 3423bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * onuncaught=y|n: connect to debugger when uncaught exception thrown 3433bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * launch=<command-line>: launch the debugger itself 3443bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * 3453bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * The "transport" option is required, as is "address" if server=n. 3463bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes */ 3473bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic bool ParseJdwpOption(const std::string& name, const std::string& value) { 3483bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (name == "transport") { 3493bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (value == "dt_socket") { 350376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.transport = JDWP::kJdwpTransportSocket; 3513bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (value == "dt_android_adb") { 352376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.transport = JDWP::kJdwpTransportAndroidAdb; 3533bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3543bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP transport not supported: " << value; 3553bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3563bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3573bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (name == "server") { 3583bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (value == "n") { 359376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.server = false; 3603bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (value == "y") { 361376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.server = true; 3623bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3633bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP option 'server' must be 'y' or 'n'"; 3643bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3653bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3663bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (name == "suspend") { 3673bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (value == "n") { 368376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.suspend = false; 3693bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (value == "y") { 370376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.suspend = true; 3713bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3723bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP option 'suspend' must be 'y' or 'n'"; 3733bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3743bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3753bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (name == "address") { 3763bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes /* this is either <port> or <host>:<port> */ 3773bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes std::string port_string; 378376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.host.clear(); 3793bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes std::string::size_type colon = value.find(':'); 3803bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (colon != std::string::npos) { 381376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.host = value.substr(0, colon); 3823bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes port_string = value.substr(colon + 1); 3833bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3843bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes port_string = value; 3853bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3863bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (port_string.empty()) { 3873bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP address missing port: " << value; 3883bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3893bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3903bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes char* end; 391ba8eee10607a524f43b55a6f33c13924fb16d435Elliott Hughes uint64_t port = strtoul(port_string.c_str(), &end, 10); 392ba8eee10607a524f43b55a6f33c13924fb16d435Elliott Hughes if (*end != '\0' || port > 0xffff) { 3933bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP address has junk in port field: " << value; 3943bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3953bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 396376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.port = port; 3973bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (name == "launch" || name == "onthrow" || name == "oncaught" || name == "timeout") { 3983bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes /* valid but unsupported */ 3993bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(INFO) << "Ignoring JDWP option '" << name << "'='" << value << "'"; 4003bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 4013bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(INFO) << "Ignoring unrecognized JDWP option '" << name << "'='" << value << "'"; 4023bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 4033bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 4043bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return true; 4053bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes} 4063bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 4073bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes/* 4083bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * Parse the latter half of a -Xrunjdwp/-agentlib:jdwp= string, e.g.: 4093bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * "transport=dt_socket,address=8000,server=y,suspend=n" 4103bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes */ 4113bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesbool Dbg::ParseJdwpOptions(const std::string& options) { 4124dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << "ParseJdwpOptions: " << options; 41347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 4143bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes std::vector<std::string> pairs; 4153bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes Split(options, ',', pairs); 4163bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 4173bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes for (size_t i = 0; i < pairs.size(); ++i) { 4183bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes std::string::size_type equals = pairs[i].find('='); 4193bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (equals == std::string::npos) { 4203bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "Can't parse JDWP option '" << pairs[i] << "' in '" << options << "'"; 4213bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 4223bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 4233bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes ParseJdwpOption(pairs[i].substr(0, equals), pairs[i].substr(equals + 1)); 4243bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 4253bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 426376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (gJdwpOptions.transport == JDWP::kJdwpTransportUnknown) { 4273bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "Must specify JDWP transport: " << options; 4283bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 429376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (!gJdwpOptions.server && (gJdwpOptions.host.empty() || gJdwpOptions.port == 0)) { 4303bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "Must specify JDWP host and port when server=n: " << options; 4313bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 4323bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 4333bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 4343bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes gJdwpConfigured = true; 4353bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return true; 4363bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes} 4373bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 438d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughesvoid Dbg::StartJdwp() { 439c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes if (!gJdwpAllowed || !IsJdwpConfigured()) { 440376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes // No JDWP for you! 441376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes return; 442376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes } 443376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes 444475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes CHECK(gRegistry == NULL); 445475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes gRegistry = new ObjectRegistry; 446475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 447d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // Init JDWP if the debugger is enabled. This may connect out to a 448d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // debugger, passively listen for a debugger, or block waiting for a 449d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // debugger. 450376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpState = JDWP::JdwpState::Create(&gJdwpOptions); 451376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (gJdwpState == NULL) { 452f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes // We probably failed because some other process has the port already, which means that 453f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes // if we don't abort the user is likely to think they're talking to us when they're actually 454f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes // talking to that other process. 4553d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes LOG(FATAL) << "Debugger thread failed to initialize"; 456d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes } 457d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes 458d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // If a debugger has already attached, send the "welcome" message. 459d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // This may cause us to suspend all threads. 460376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (gJdwpState->IsActive()) { 46100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 462376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (!gJdwpState->PostVMStart()) { 4633d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes LOG(WARNING) << "Failed to post 'start' message to debugger"; 464d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes } 465d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes } 466872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 467872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 468d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughesvoid Dbg::StopJdwp() { 469376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes delete gJdwpState; 470475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes delete gRegistry; 471475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes gRegistry = NULL; 472872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 473872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 474767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesvoid Dbg::GcDidFinish() { 475767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (gDdmHpifWhen != HPIF_WHEN_NEVER) { 47600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 47781ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes LOG(DEBUG) << "Sending heap info to DDM"; 4787162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes DdmSendHeapInfo(gDdmHpifWhen); 479767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 480767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (gDdmHpsgWhen != HPSG_WHEN_NEVER) { 48100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 48281ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes LOG(DEBUG) << "Dumping heap to DDM"; 4836a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes DdmSendHeapSegments(false); 484767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 485767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (gDdmNhsgWhen != HPSG_WHEN_NEVER) { 48600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 487767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes LOG(DEBUG) << "Dumping native heap to DDM"; 4886a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes DdmSendHeapSegments(true); 489767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 490767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 491767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 4924ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughesvoid Dbg::SetJdwpAllowed(bool allowed) { 4934ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes gJdwpAllowed = allowed; 4944ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes} 4954ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes 496872d4ec7225444d9400d30f9027247deb91012fdElliott HughesDebugInvokeReq* Dbg::GetInvokeReq() { 497475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes return Thread::Current()->GetInvokeReq(); 498475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes} 499475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 500475fc23a4a7f35d1be87ea0b06c80df317a720acElliott HughesThread* Dbg::GetDebugThread() { 501475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes return (gJdwpState != NULL) ? gJdwpState->GetDebugThread() : NULL; 502475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes} 503475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 504475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughesvoid Dbg::ClearWaitForEventThread() { 505475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes gJdwpState->ClearWaitForEventThread(); 506872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 507872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 508872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::Connected() { 5093bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes CHECK(!gDebuggerConnected); 5104dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << "JDWP has attached"; 5113bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes gDebuggerConnected = true; 5128696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gDisposed = false; 5138696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 5148696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 5158696433d1b3d8ba15288483b777edd888de69135Elliott Hughesvoid Dbg::Disposed() { 5168696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gDisposed = true; 5178696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 5188696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 5198696433d1b3d8ba15288483b777edd888de69135Elliott Hughesbool Dbg::IsDisposed() { 5208696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return gDisposed; 521872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 522872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 523a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughesvoid Dbg::GoActive() { 524a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Enable all debugging features, including scans for breakpoints. 525a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // This is a no-op if we're already active. 526a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Only called from the JDWP handler thread. 527a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (gDebuggerActive) { 528a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return; 529a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 530a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 531c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes { 532c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes // TODO: dalvik only warned if there were breakpoints left over. clear in Dbg::Disconnected? 53309bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 534c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes CHECK_EQ(gBreakpoints.size(), 0U); 535c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes } 536a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 53762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Runtime* runtime = Runtime::Current(); 53862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetThreadList()->SuspendAll(); 53962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Thread* self = Thread::Current(); 54062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ThreadState old_state = self->SetStateUnsafe(kRunnable); 54162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers CHECK_NE(old_state, kRunnable); 54262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetInstrumentation()->AddListener(&gDebugInstrumentationListener, 54362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation::kMethodEntered | 54462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation::kMethodExited | 54514dd5a82ad85a28612bf86e755ff929d767cea4cJeff Hao instrumentation::Instrumentation::kDexPcMoved | 54614dd5a82ad85a28612bf86e755ff929d767cea4cJeff Hao instrumentation::Instrumentation::kExceptionCaught); 547a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes gDebuggerActive = true; 54862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers CHECK_EQ(self->SetStateUnsafe(old_state), kRunnable); 54962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetThreadList()->ResumeAll(); 55062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 55162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers LOG(INFO) << "Debugger is active"; 552872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 553872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 554872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::Disconnected() { 555234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes CHECK(gDebuggerConnected); 556234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes 557c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes LOG(INFO) << "Debugger is no longer active"; 558234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes 55962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // Suspend all threads and exclusively acquire the mutator lock. Set the state of the thread 56062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // to kRunnable to avoid scoped object access transitions. Remove the debugger as a listener 56162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // and clear the object registry. 56262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Runtime* runtime = Runtime::Current(); 56362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetThreadList()->SuspendAll(); 56462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Thread* self = Thread::Current(); 56562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ThreadState old_state = self->SetStateUnsafe(kRunnable); 56662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetInstrumentation()->RemoveListener(&gDebugInstrumentationListener, 56762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation::kMethodEntered | 56862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation::kMethodExited | 56914dd5a82ad85a28612bf86e755ff929d767cea4cJeff Hao instrumentation::Instrumentation::kDexPcMoved | 57014dd5a82ad85a28612bf86e755ff929d767cea4cJeff Hao instrumentation::Instrumentation::kExceptionCaught); 571c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes gDebuggerActive = false; 572234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes gRegistry->Clear(); 573234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes gDebuggerConnected = false; 57462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers CHECK_EQ(self->SetStateUnsafe(old_state), kRunnable); 57562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetThreadList()->ResumeAll(); 576872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 577872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 578c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughesbool Dbg::IsDebuggerActive() { 5793bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return gDebuggerActive; 580872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 581872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 582c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughesbool Dbg::IsJdwpConfigured() { 5833bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return gJdwpConfigured; 584872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 585872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 586872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesint64_t Dbg::LastDebuggerActivity() { 587ca9515205010099d006ac2fac244348a1e673dcbElliott Hughes return gJdwpState->LastDebuggerActivity(); 588872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 589872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 590872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::UndoDebuggerSuspensions() { 591234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes Runtime::Current()->GetThreadList()->UndoDebuggerSuspensions(); 592872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 593872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 59488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstd::string Dbg::GetClassName(JDWP::RefTypeId class_id) { 5952dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(class_id); 5963d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (o == NULL) { 597436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return "NULL"; 5987b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 59964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == ObjectRegistry::kInvalidObject) { 60088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return StringPrintf("invalid object %p", reinterpret_cast<void*>(class_id)); 6013d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 6023d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (!o->IsClass()) { 6037934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom return StringPrintf("non-class %p", o); // This is only used for debugging output anyway. 6043d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 605436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return DescriptorToName(ClassHelper(o->AsClass()).GetDescriptor()); 6063d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes} 6073d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes 60888d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetClassObject(JDWP::RefTypeId id, JDWP::ObjectId& class_object_id) { 609436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 6102dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(id, status); 611436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 612436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 6132435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 61488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes class_object_id = gRegistry->Add(c); 615436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 6168696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 6178696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 61888d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetSuperclass(JDWP::RefTypeId id, JDWP::RefTypeId& superclass_id) { 6193d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes JDWP::JdwpError status; 6202dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(id, status); 6213d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (c == NULL) { 6223d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return status; 6233d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 6243d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (c->IsInterface()) { 6253d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes // http://code.google.com/p/android/issues/detail?id=20856 62688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes superclass_id = 0; 6273d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } else { 62888d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes superclass_id = gRegistry->Add(c->GetSuperClass()); 6293d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 6303d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 631872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 632872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 633436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott HughesJDWP::JdwpError Dbg::GetClassLoader(JDWP::RefTypeId id, JDWP::ExpandBuf* pReply) { 6342dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(id); 63564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 636436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 637436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 638436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes expandBufAddObjectId(pReply, gRegistry->Add(o->GetClass()->GetClassLoader())); 639436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 640872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 641872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 642436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott HughesJDWP::JdwpError Dbg::GetModifiers(JDWP::RefTypeId id, JDWP::ExpandBuf* pReply) { 643436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 6442dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(id, status); 645436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 646436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 6477b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 648436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 649436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes uint32_t access_flags = c->GetAccessFlags() & kAccJavaFlagsMask; 650436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 651436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes // Set ACC_SUPER; dex files don't contain this flag, but all classes are supposed to have it set. 652436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes // Class.getModifiers doesn't return it, but JDWP does, so we set it here. 653436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes access_flags |= kAccSuper; 654436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 655436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes expandBufAdd4BE(pReply, access_flags); 656436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 657436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 658872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 659872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 660f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott HughesJDWP::JdwpError Dbg::GetMonitorInfo(JDWP::ObjectId object_id, JDWP::ExpandBuf* reply) 661f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 6622dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 66364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 664f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 665f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } 666f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 667f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes // Ensure all threads are suspended while we read objects' lock words. 668f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Thread* self = Thread::Current(); 669f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Locks::mutator_lock_->SharedUnlock(self); 670f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Locks::mutator_lock_->ExclusiveLock(self); 671f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 672f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes MonitorInfo monitor_info(o); 673f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 674f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Locks::mutator_lock_->ExclusiveUnlock(self); 675f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Locks::mutator_lock_->SharedLock(self); 676f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 677f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes if (monitor_info.owner != NULL) { 678f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes expandBufAddObjectId(reply, gRegistry->Add(monitor_info.owner->GetPeer())); 679f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } else { 680f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes expandBufAddObjectId(reply, gRegistry->Add(NULL)); 681f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } 682f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes expandBufAdd4BE(reply, monitor_info.entry_count); 683f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes expandBufAdd4BE(reply, monitor_info.waiters.size()); 684f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes for (size_t i = 0; i < monitor_info.waiters.size(); ++i) { 685f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes expandBufAddObjectId(reply, gRegistry->Add(monitor_info.waiters[i]->GetPeer())); 686f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } 687f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes return JDWP::ERR_NONE; 688f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes} 689f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 690734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott HughesJDWP::JdwpError Dbg::GetOwnedMonitors(JDWP::ObjectId thread_id, 691734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes std::vector<JDWP::ObjectId>& monitors, 692734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes std::vector<uint32_t>& stack_depths) 6934993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 6944993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes ScopedObjectAccessUnchecked soa(Thread::Current()); 6954993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 6964993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes Thread* thread; 6974993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 6984993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes if (error != JDWP::ERR_NONE) { 6994993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes return error; 7004993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7014993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 7024993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes return JDWP::ERR_THREAD_NOT_SUSPENDED; 7034993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7044993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 7054993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes struct OwnedMonitorVisitor : public StackVisitor { 7067a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers OwnedMonitorVisitor(Thread* thread, Context* context) 7074993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 7087a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, context), current_stack_depth(0) {} 7094993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 7104993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 7114993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes // annotalysis. 7124993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 7134993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes if (!GetMethod()->IsRuntimeMethod()) { 7144993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes Monitor::VisitLocks(this, AppendOwnedMonitors, this); 715734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes ++current_stack_depth; 7164993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7174993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes return true; 7184993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7194993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 7202dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers static void AppendOwnedMonitors(mirror::Object* owned_monitor, void* arg) { 7217a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers OwnedMonitorVisitor* visitor = reinterpret_cast<OwnedMonitorVisitor*>(arg); 722734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes visitor->monitors.push_back(owned_monitor); 723734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes visitor->stack_depths.push_back(visitor->current_stack_depth); 7244993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7254993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 726734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes size_t current_stack_depth; 7272dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Object*> monitors; 728734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes std::vector<uint32_t> stack_depths; 7294993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes }; 7307a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers UniquePtr<Context> context(Context::Create()); 7317a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers OwnedMonitorVisitor visitor(thread, context.get()); 7324993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes visitor.WalkStack(); 7334993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 7344993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes for (size_t i = 0; i < visitor.monitors.size(); ++i) { 7354993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes monitors.push_back(gRegistry->Add(visitor.monitors[i])); 736734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes stack_depths.push_back(visitor.stack_depths[i]); 7374993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7384993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 7394993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes return JDWP::ERR_NONE; 7404993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes} 7414993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 742f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott HughesJDWP::JdwpError Dbg::GetContendedMonitor(JDWP::ObjectId thread_id, JDWP::ObjectId& contended_monitor) 743f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 744f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes ScopedObjectAccessUnchecked soa(Thread::Current()); 745f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 746f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes Thread* thread; 747f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 748f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes if (error != JDWP::ERR_NONE) { 749f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return error; 750f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes } 751f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 752f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return JDWP::ERR_THREAD_NOT_SUSPENDED; 753f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes } 754f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes 755f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes contended_monitor = gRegistry->Add(Monitor::GetContendedMonitor(thread)); 756f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes 757f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return JDWP::ERR_NONE; 758f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes} 759f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes 760ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott HughesJDWP::JdwpError Dbg::GetInstanceCounts(const std::vector<JDWP::RefTypeId>& class_ids, 761ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes std::vector<uint64_t>& counts) 762ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 7632dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Class*> classes; 764ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes counts.clear(); 765ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes for (size_t i = 0; i < class_ids.size(); ++i) { 766ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes JDWP::JdwpError status; 7672dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_ids[i], status); 768ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes if (c == NULL) { 769ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes return status; 770ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes } 771ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes classes.push_back(c); 772ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes counts.push_back(0); 773ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes } 774ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes 775ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes Runtime::Current()->GetHeap()->CountInstances(classes, false, &counts[0]); 776ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes return JDWP::ERR_NONE; 777ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes} 778ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes 7793b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott HughesJDWP::JdwpError Dbg::GetInstances(JDWP::RefTypeId class_id, int32_t max_count, std::vector<JDWP::ObjectId>& instances) 7803b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 7813b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes JDWP::JdwpError status; 7822dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 7833b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes if (c == NULL) { 7843b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes return status; 7853b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes } 7863b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes 7872dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Object*> raw_instances; 7883b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes Runtime::Current()->GetHeap()->GetInstances(c, max_count, raw_instances); 7893b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes for (size_t i = 0; i < raw_instances.size(); ++i) { 7903b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes instances.push_back(gRegistry->Add(raw_instances[i])); 7913b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes } 7923b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes return JDWP::ERR_NONE; 7933b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes} 7943b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes 7950cbaff584244ee767027aff35cd3c625aaee2994Elliott HughesJDWP::JdwpError Dbg::GetReferringObjects(JDWP::ObjectId object_id, int32_t max_count, 7960cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes std::vector<JDWP::ObjectId>& referring_objects) 7970cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 7982dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 79964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 8000cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 8010cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes } 8020cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes 8032dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Object*> raw_instances; 8040cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes Runtime::Current()->GetHeap()->GetReferringObjects(o, max_count, raw_instances); 8050cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes for (size_t i = 0; i < raw_instances.size(); ++i) { 8060cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes referring_objects.push_back(gRegistry->Add(raw_instances[i])); 8070cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes } 8080cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes return JDWP::ERR_NONE; 8090cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes} 8100cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes 81164f574f474aa77c72778640ab21f8cfa72546812Elliott HughesJDWP::JdwpError Dbg::DisableCollection(JDWP::ObjectId object_id) 81264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 81364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes gRegistry->DisableCollection(object_id); 81464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes return JDWP::ERR_NONE; 81564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes} 81664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes 81764f574f474aa77c72778640ab21f8cfa72546812Elliott HughesJDWP::JdwpError Dbg::EnableCollection(JDWP::ObjectId object_id) 81864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 81964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes gRegistry->EnableCollection(object_id); 82064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes return JDWP::ERR_NONE; 82164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes} 82264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes 82364f574f474aa77c72778640ab21f8cfa72546812Elliott HughesJDWP::JdwpError Dbg::IsCollected(JDWP::ObjectId object_id, bool& is_collected) 82464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 82564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes is_collected = gRegistry->IsCollected(object_id); 82664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes return JDWP::ERR_NONE; 82764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes} 82864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes 82964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughesvoid Dbg::DisposeObject(JDWP::ObjectId object_id, uint32_t reference_count) 83064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 83164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes gRegistry->DisposeObject(object_id, reference_count); 83264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes} 83364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes 83488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetReflectedType(JDWP::RefTypeId class_id, JDWP::ExpandBuf* pReply) { 835436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 8362dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 837436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 838436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 8397b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 840436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 841436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes expandBufAdd1(pReply, c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS); 84288d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes expandBufAddRefTypeId(pReply, class_id); 843436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 844872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 845872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 8467b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughesvoid Dbg::GetClassList(std::vector<JDWP::RefTypeId>& classes) { 847a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Get the complete list of reference classes (i.e. all classes except 848a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // the primitive types). 849a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Returns a newly-allocated buffer full of RefTypeId values. 850a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes struct ClassListCreator { 851ba8eee10607a524f43b55a6f33c13924fb16d435Elliott Hughes explicit ClassListCreator(std::vector<JDWP::RefTypeId>& classes) : classes(classes) { 8527b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 8537b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes 8542dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers static bool Visit(mirror::Class* c, void* arg) { 855a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return reinterpret_cast<ClassListCreator*>(arg)->Visit(c); 856a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 857a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 85864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 85964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // annotalysis. 86064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes bool Visit(mirror::Class* c) NO_THREAD_SAFETY_ANALYSIS { 861a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (!c->IsPrimitive()) { 86264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes classes.push_back(gRegistry->AddRefType(c)); 863a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 864a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return true; 865a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 866a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 8677b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes std::vector<JDWP::RefTypeId>& classes; 868a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes }; 869a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 8707b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes ClassListCreator clc(classes); 871a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Runtime::Current()->GetClassLinker()->VisitClasses(ClassListCreator::Visit, &clc); 872872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 873872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 87488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetClassInfo(JDWP::RefTypeId class_id, JDWP::JdwpTypeTag* pTypeTag, uint32_t* pStatus, std::string* pDescriptor) { 875436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 8762dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 877436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 878436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 8797b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 8807b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes 881a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c->IsArrayClass()) { 882a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pStatus = JDWP::CS_VERIFIED | JDWP::CS_PREPARED; 883a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pTypeTag = JDWP::TT_ARRAY; 884a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } else { 885a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c->IsErroneous()) { 886a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pStatus = JDWP::CS_ERROR; 887a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } else { 888a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pStatus = JDWP::CS_VERIFIED | JDWP::CS_PREPARED | JDWP::CS_INITIALIZED; 889a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 890a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pTypeTag = c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS; 891a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 892a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 893a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (pDescriptor != NULL) { 8946d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers *pDescriptor = ClassHelper(c).GetDescriptor(); 895a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 896436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 897872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 898872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 899c3b77c7c2971124cbf3b2d9da64e7a8a9a649f2eElliott Hughesvoid Dbg::FindLoadedClassBySignature(const char* descriptor, std::vector<JDWP::RefTypeId>& ids) { 9002dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Class*> classes; 9016fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes Runtime::Current()->GetClassLinker()->LookupClasses(descriptor, classes); 9026fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes ids.clear(); 9036fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes for (size_t i = 0; i < classes.size(); ++i) { 9046fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes ids.push_back(gRegistry->Add(classes[i])); 9056fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes } 906872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 907872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 90864f574f474aa77c72778640ab21f8cfa72546812Elliott HughesJDWP::JdwpError Dbg::GetReferenceType(JDWP::ObjectId object_id, JDWP::ExpandBuf* pReply) 90964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 9102dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 91164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 9122435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 9132435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 9142435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 9152435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes JDWP::JdwpTypeTag type_tag; 916499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes if (o->GetClass()->IsArrayClass()) { 9172435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes type_tag = JDWP::TT_ARRAY; 918499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes } else if (o->GetClass()->IsInterface()) { 9192435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes type_tag = JDWP::TT_INTERFACE; 920499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes } else { 9212435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes type_tag = JDWP::TT_CLASS; 922499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes } 92364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes JDWP::RefTypeId type_id = gRegistry->AddRefType(o->GetClass()); 9242435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 9252435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes expandBufAdd1(pReply, type_tag); 9262435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes expandBufAddRefTypeId(pReply, type_id); 9272435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 9282435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_NONE; 929872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 930872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 93188d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetSignature(JDWP::RefTypeId class_id, std::string& signature) { 9321fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes JDWP::JdwpError status; 9332dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 9341fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes if (c == NULL) { 9351fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes return status; 9367b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 9371fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes signature = ClassHelper(c).GetDescriptor(); 9381fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes return JDWP::ERR_NONE; 939872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 940872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 94188d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetSourceFile(JDWP::RefTypeId class_id, std::string& result) { 942436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 9432dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 944436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 945436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 9467b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 947436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes result = ClassHelper(c).GetSourceFile(); 948436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 949872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 950872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 95188d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetObjectTag(JDWP::ObjectId object_id, uint8_t& tag) { 9522dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 95364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == ObjectRegistry::kInvalidObject) { 954546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 955546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes } 956546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes tag = TagFromObject(o); 957546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes return JDWP::ERR_NONE; 958872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 959872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 960aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughessize_t Dbg::GetTagWidth(JDWP::JdwpTag tag) { 961dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes switch (tag) { 962dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_VOID: 963dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 0; 964dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_BYTE: 965dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_BOOLEAN: 966dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 1; 967dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_CHAR: 968dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_SHORT: 969dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 2; 970dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_FLOAT: 971dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_INT: 972dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 4; 973dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_ARRAY: 974dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_OBJECT: 975dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_STRING: 976dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_THREAD: 977dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_THREAD_GROUP: 978dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_CLASS_LOADER: 979dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_CLASS_OBJECT: 980dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return sizeof(JDWP::ObjectId); 981dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_DOUBLE: 982dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_LONG: 983dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 8; 984dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes default: 9853d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes LOG(FATAL) << "Unknown tag " << tag; 986dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return -1; 987dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 988872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 989872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 99088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetArrayLength(JDWP::ObjectId array_id, int& length) { 9913d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes JDWP::JdwpError status; 9922dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Array* a = DecodeArray(array_id, status); 9933d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (a == NULL) { 9943d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return status; 99524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 9963d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes length = a->GetLength(); 9973d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 998872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 999872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 100088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::OutputArray(JDWP::ObjectId array_id, int offset, int count, JDWP::ExpandBuf* pReply) { 10013d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes JDWP::JdwpError status; 10022dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Array* a = DecodeArray(array_id, status); 10033d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (a == NULL) { 10043d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return status; 10053d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 100624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 100724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (offset < 0 || count < 0 || offset > a->GetLength() || a->GetLength() - offset < count) { 100824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes LOG(WARNING) << __FUNCTION__ << " access out of bounds: offset=" << offset << "; count=" << count; 10093d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_INVALID_LENGTH; 101024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 10116d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers std::string descriptor(ClassHelper(a->GetClass()).GetDescriptor()); 101224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes JDWP::JdwpTag tag = BasicTagFromDescriptor(descriptor.c_str() + 1); 101324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 10143d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes expandBufAdd1(pReply, tag); 10153d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes expandBufAdd4BE(pReply, count); 10163d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes 101724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (IsPrimitiveTag(tag)) { 101824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes size_t width = GetTagWidth(tag); 101924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes uint8_t* dst = expandBufAddSpace(pReply, count * width); 102024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (width == 8) { 1021a15e67d5ee5aa9615596cee2be42c2b2caf128c6Ian Rogers const uint64_t* src8 = reinterpret_cast<uint64_t*>(a->GetRawData(sizeof(uint64_t))); 102224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes for (int i = 0; i < count; ++i) JDWP::Write8BE(&dst, src8[offset + i]); 102324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else if (width == 4) { 1024a15e67d5ee5aa9615596cee2be42c2b2caf128c6Ian Rogers const uint32_t* src4 = reinterpret_cast<uint32_t*>(a->GetRawData(sizeof(uint32_t))); 102524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes for (int i = 0; i < count; ++i) JDWP::Write4BE(&dst, src4[offset + i]); 102624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else if (width == 2) { 1027a15e67d5ee5aa9615596cee2be42c2b2caf128c6Ian Rogers const uint16_t* src2 = reinterpret_cast<uint16_t*>(a->GetRawData(sizeof(uint16_t))); 102824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes for (int i = 0; i < count; ++i) JDWP::Write2BE(&dst, src2[offset + i]); 102924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else { 1030a15e67d5ee5aa9615596cee2be42c2b2caf128c6Ian Rogers const uint8_t* src = reinterpret_cast<uint8_t*>(a->GetRawData(sizeof(uint8_t))); 103124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes memcpy(dst, &src[offset * width], count * width); 103224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 103324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else { 10342dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::ObjectArray<mirror::Object>* oa = a->AsObjectArray<mirror::Object>(); 103524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes for (int i = 0; i < count; ++i) { 10362dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* element = oa->Get(offset + i); 103724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes JDWP::JdwpTag specific_tag = (element != NULL) ? TagFromObject(element) : tag; 103824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes expandBufAdd1(pReply, specific_tag); 103924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes expandBufAddObjectId(pReply, gRegistry->Add(element)); 104024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 104124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 104224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 10433d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 1044872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1045872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 10464b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughestemplate <typename T> void CopyArrayData(mirror::Array* a, JDWP::Request& src, int offset, int count) { 10474b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes DCHECK(a->GetClass()->IsPrimitiveArray()); 10484b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes 10494b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes T* dst = &(reinterpret_cast<T*>(a->GetRawData(sizeof(T)))[offset * sizeof(T)]); 10504b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes for (int i = 0; i < count; ++i) { 10514b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes *dst++ = src.ReadValue(sizeof(T)); 10524b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes } 10534b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes} 10544b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes 105588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::SetArrayElements(JDWP::ObjectId array_id, int offset, int count, 10564b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes JDWP::Request& request) 1057b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 10583d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes JDWP::JdwpError status; 10594b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes mirror::Array* dst = DecodeArray(array_id, status); 10604b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes if (dst == NULL) { 10613d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return status; 10623d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 1063f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes 10644b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes if (offset < 0 || count < 0 || offset > dst->GetLength() || dst->GetLength() - offset < count) { 1065f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes LOG(WARNING) << __FUNCTION__ << " access out of bounds: offset=" << offset << "; count=" << count; 10663d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_INVALID_LENGTH; 1067f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } 10684b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes std::string descriptor(ClassHelper(dst->GetClass()).GetDescriptor()); 1069f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes JDWP::JdwpTag tag = BasicTagFromDescriptor(descriptor.c_str() + 1); 1070f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes 1071f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes if (IsPrimitiveTag(tag)) { 1072f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes size_t width = GetTagWidth(tag); 1073f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes if (width == 8) { 10744b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes CopyArrayData<uint64_t>(dst, request, offset, count); 1075f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } else if (width == 4) { 10764b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes CopyArrayData<uint32_t>(dst, request, offset, count); 1077f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } else if (width == 2) { 10784b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes CopyArrayData<uint16_t>(dst, request, offset, count); 1079f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } else { 10804b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes CopyArrayData<uint8_t>(dst, request, offset, count); 1081f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } 1082f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } else { 10834b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes mirror::ObjectArray<mirror::Object>* oa = dst->AsObjectArray<mirror::Object>(); 1084f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes for (int i = 0; i < count; ++i) { 10854b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes JDWP::ObjectId id = request.ReadObjectId(); 10862dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(id); 108764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == ObjectRegistry::kInvalidObject) { 1088436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 1089436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 1090436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes oa->Set(offset + i, o); 1091f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } 1092f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } 1093f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes 10943d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 1095872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1096872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 10977b3cdfcca472b779cf8745fb8460935e56229f11Elliott HughesJDWP::ObjectId Dbg::CreateString(const std::string& str) { 10982dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers return gRegistry->Add(mirror::String::AllocFromModifiedUtf8(Thread::Current(), str.c_str())); 1099872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1100872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 110188d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::CreateObject(JDWP::RefTypeId class_id, JDWP::ObjectId& new_object) { 1102436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 11032dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 1104436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1105436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 11067b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 110750b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers new_object = gRegistry->Add(c->AllocObject(Thread::Current())); 1108436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1109872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1110872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1111bf13d36a25ec0a217fc4440c38b03d10f6c7f642Elliott Hughes/* 1112bf13d36a25ec0a217fc4440c38b03d10f6c7f642Elliott Hughes * Used by Eclipse's "Display" view to evaluate "new byte[5]" to get "(byte[]) [0, 0, 0, 0, 0]". 1113bf13d36a25ec0a217fc4440c38b03d10f6c7f642Elliott Hughes */ 111488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::CreateArrayObject(JDWP::RefTypeId array_class_id, uint32_t length, 111500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ObjectId& new_array) { 1116436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 11172dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(array_class_id, status); 1118436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1119436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 11207b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 11212dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers new_array = gRegistry->Add(mirror::Array::Alloc(Thread::Current(), c, length)); 1122436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1123872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1124872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 112588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesbool Dbg::MatchType(JDWP::RefTypeId instance_class_id, JDWP::RefTypeId class_id) { 1126436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 11272dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c1 = DecodeClass(instance_class_id, status); 1128a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes CHECK(c1 != NULL); 11292dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c2 = DecodeClass(class_id, status); 1130a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes CHECK(c2 != NULL); 1131a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes return c1->IsAssignableFrom(c2); 1132872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1133872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1134ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic JDWP::FieldId ToFieldId(const mirror::ArtField* f) 1135b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 113603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#ifdef MOVING_GARBAGE_COLLECTOR 1137872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes UNIMPLEMENTED(FATAL); 113803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#else 113903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes return static_cast<JDWP::FieldId>(reinterpret_cast<uintptr_t>(f)); 114003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#endif 114103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes} 114203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 1143ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic JDWP::MethodId ToMethodId(const mirror::ArtMethod* m) 1144b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 114503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#ifdef MOVING_GARBAGE_COLLECTOR 114603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes UNIMPLEMENTED(FATAL); 114703181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#else 114803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes return static_cast<JDWP::MethodId>(reinterpret_cast<uintptr_t>(m)); 114903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#endif 115003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes} 115103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 1152ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic mirror::ArtField* FromFieldId(JDWP::FieldId fid) 1153b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1154aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes#ifdef MOVING_GARBAGE_COLLECTOR 1155aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes UNIMPLEMENTED(FATAL); 1156aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes#else 1157ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom return reinterpret_cast<mirror::ArtField*>(static_cast<uintptr_t>(fid)); 1158aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes#endif 1159aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes} 1160aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 1161ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic mirror::ArtMethod* FromMethodId(JDWP::MethodId mid) 1162b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 116303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#ifdef MOVING_GARBAGE_COLLECTOR 116403181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes UNIMPLEMENTED(FATAL); 116503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#else 1166ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom return reinterpret_cast<mirror::ArtMethod*>(static_cast<uintptr_t>(mid)); 116703181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes#endif 116803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes} 116903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 1170ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic void SetLocation(JDWP::JdwpLocation& location, mirror::ArtMethod* m, uint32_t dex_pc) 1171b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 117291bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes if (m == NULL) { 117391bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes memset(&location, 0, sizeof(location)); 117491bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } else { 11752dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = m->GetDeclaringClass(); 1176748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.type_tag = c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS; 1177748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.class_id = gRegistry->Add(c); 1178748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.method_id = ToMethodId(m); 11790399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers location.dex_pc = dex_pc; 118091bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 1181d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes} 1182d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 1183a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughesstd::string Dbg::GetMethodName(JDWP::MethodId method_id) 1184b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1185ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 11866d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers return MethodHelper(m).GetName(); 1187872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1188872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1189a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughesstd::string Dbg::GetFieldName(JDWP::FieldId field_id) 1190a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1191ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = FromFieldId(field_id); 1192a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughes return FieldHelper(f).GetName(); 1193a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughes} 1194a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughes 1195a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes/* 1196a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes * Augment the access flags for synthetic methods and fields by setting 1197a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes * the (as described by the spec) "0xf0000000 bit". Also, strip out any 1198a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes * flags not specified by the Java programming language. 1199a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes */ 1200a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughesstatic uint32_t MangleAccessFlags(uint32_t accessFlags) { 1201a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes accessFlags &= kAccJavaFlagsMask; 1202a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes if ((accessFlags & kAccSynthetic) != 0) { 1203a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes accessFlags |= 0xf0000000; 1204a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1205a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes return accessFlags; 1206872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1207872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1208dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughesstatic const uint16_t kEclipseWorkaroundSlot = 1000; 1209dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1210dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes/* 1211dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes * Eclipse appears to expect that the "this" reference is in slot zero. 1212dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes * If it's not, the "variables" display will show two copies of "this", 1213dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes * possibly because it gets "this" from SF.ThisObject and then displays 1214dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes * all locals with nonzero slot numbers. 1215dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes * 1216dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes * So, we remap the item in slot 0 to 1000, and remap "this" to zero. On 1217dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes * SF.GetValues / SF.SetValues we map them back. 1218c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes * 1219c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes * TODO: jdb uses the value to determine whether a variable is a local or an argument, 1220c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes * by checking whether it's less than the number of arguments. To make that work, we'd 1221c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes * have to "mangle" all the arguments to come first, not just the implicit argument 'this'. 1222dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes */ 1223dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughesstatic uint16_t MangleSlot(uint16_t slot, const char* name) { 1224dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes uint16_t newSlot = slot; 1225dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes if (strcmp(name, "this") == 0) { 1226dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes newSlot = 0; 1227dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } else if (slot == 0) { 1228dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes newSlot = kEclipseWorkaroundSlot; 1229dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 1230dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return newSlot; 1231dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes} 1232dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1233ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic uint16_t DemangleSlot(uint16_t slot, mirror::ArtMethod* m) 1234b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1235dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes if (slot == kEclipseWorkaroundSlot) { 123668fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes return 0; 1237dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } else if (slot == 0) { 123891bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes const DexFile::CodeItem* code_item = MethodHelper(m).GetCodeItem(); 1239caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes CHECK(code_item != NULL) << PrettyMethod(m); 12406d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers return code_item->registers_size_ - code_item->ins_size_; 1241dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 124268fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes return slot; 1243dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes} 1244dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 124588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::OutputDeclaredFields(JDWP::RefTypeId class_id, bool with_generic, JDWP::ExpandBuf* pReply) { 1246436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 12472dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 1248436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1249436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 12507b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 1251a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1252a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t instance_field_count = c->NumInstanceFields(); 1253a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t static_field_count = c->NumStaticFields(); 1254a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1255a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, instance_field_count + static_field_count); 1256a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1257a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes for (size_t i = 0; i < instance_field_count + static_field_count; ++i) { 1258ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = (i < instance_field_count) ? c->GetInstanceField(i) : c->GetStaticField(i - instance_field_count); 12596d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers FieldHelper fh(f); 1260a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAddFieldId(pReply, ToFieldId(f)); 12616d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers expandBufAddUtf8String(pReply, fh.GetName()); 12626d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers expandBufAddUtf8String(pReply, fh.GetTypeDescriptor()); 1263c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes if (with_generic) { 1264a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes static const char genericSignature[1] = ""; 1265a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAddUtf8String(pReply, genericSignature); 1266a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1267a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, MangleAccessFlags(f->GetAccessFlags())); 1268a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1269436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1270a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes} 1271a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 127288d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::OutputDeclaredMethods(JDWP::RefTypeId class_id, bool with_generic, 127300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ExpandBuf* pReply) { 1274436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 12752dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 1276436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1277436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 12787b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 1279a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1280a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t direct_method_count = c->NumDirectMethods(); 1281a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t virtual_method_count = c->NumVirtualMethods(); 1282a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1283a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, direct_method_count + virtual_method_count); 1284a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1285a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes for (size_t i = 0; i < direct_method_count + virtual_method_count; ++i) { 1286ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = (i < direct_method_count) ? c->GetDirectMethod(i) : c->GetVirtualMethod(i - direct_method_count); 12876d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers MethodHelper mh(m); 1288a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAddMethodId(pReply, ToMethodId(m)); 12896d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers expandBufAddUtf8String(pReply, mh.GetName()); 12904740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes expandBufAddUtf8String(pReply, mh.GetSignature()); 1291c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes if (with_generic) { 1292a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes static const char genericSignature[1] = ""; 1293a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAddUtf8String(pReply, genericSignature); 1294a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1295a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, MangleAccessFlags(m->GetAccessFlags())); 1296a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1297436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1298a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes} 1299a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 130088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::OutputDeclaredInterfaces(JDWP::RefTypeId class_id, JDWP::ExpandBuf* pReply) { 1301436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 13022dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 1303436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1304436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 13057b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 1306436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 1307436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes ClassHelper kh(c); 1308d24e264ff85ad8c6f142ac6d33055fdc1881fa2fIan Rogers size_t interface_count = kh.NumDirectInterfaces(); 1309a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, interface_count); 1310a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes for (size_t i = 0; i < interface_count; ++i) { 131164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes expandBufAddRefTypeId(pReply, gRegistry->AddRefType(kh.GetDirectInterface(i))); 1312a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1313436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1314872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1315872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 131688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesvoid Dbg::OutputLineTable(JDWP::RefTypeId, JDWP::MethodId method_id, JDWP::ExpandBuf* pReply) 1317b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 131803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes struct DebugCallbackContext { 131903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes int numItems; 132003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes JDWP::ExpandBuf* pReply; 132103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 13222435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes static bool Callback(void* context, uint32_t address, uint32_t line_number) { 132303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes DebugCallbackContext* pContext = reinterpret_cast<DebugCallbackContext*>(context); 132403181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes expandBufAdd8BE(pContext->pReply, address); 13252435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes expandBufAdd4BE(pContext->pReply, line_number); 132603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes pContext->numItems++; 1327f2910eef247b45ce1d489e323b36b5de6b6157aaSebastien Hertz return false; 132803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 132903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes }; 1330ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 13316d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers MethodHelper mh(m); 133203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes uint64_t start, end; 133303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes if (m->IsNative()) { 133403181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes start = -1; 133503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes end = -1; 133603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } else { 133703181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes start = 0; 133814f0db92225d34622fa5cb1a6dc9287334aaf6c7jeffhao // Return the index of the last instruction 133914f0db92225d34622fa5cb1a6dc9287334aaf6c7jeffhao end = mh.GetCodeItem()->insns_size_in_code_units_ - 1; 134003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 134103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 134203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes expandBufAdd8BE(pReply, start); 134303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes expandBufAdd8BE(pReply, end); 134403181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 134503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes // Add numLines later 134603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes size_t numLinesOffset = expandBufGetLength(pReply); 134703181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes expandBufAdd4BE(pReply, 0); 134803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 134903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes DebugCallbackContext context; 135003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes context.numItems = 0; 135103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes context.pReply = pReply; 135203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 13536d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers mh.GetDexFile().DecodeDebugInfo(mh.GetCodeItem(), m->IsStatic(), m->GetDexMethodIndex(), 13546d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers DebugCallbackContext::Callback, NULL, &context); 135503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 135603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes JDWP::Set4BE(expandBufGetBuffer(pReply) + numLinesOffset, context.numItems); 1357872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1358872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 135988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesvoid Dbg::OutputVariableTable(JDWP::RefTypeId, JDWP::MethodId method_id, bool with_generic, JDWP::ExpandBuf* pReply) { 1360dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes struct DebugCallbackContext { 1361dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes JDWP::ExpandBuf* pReply; 1362c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes size_t variable_count; 1363c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes bool with_generic; 1364dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1365c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes static void Callback(void* context, uint16_t slot, uint32_t startAddress, uint32_t endAddress, const char* name, const char* descriptor, const char* signature) { 1366dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes DebugCallbackContext* pContext = reinterpret_cast<DebugCallbackContext*>(context); 1367dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1368ad3da694bbba88662d1d1bd2cc574d6e3ab6cd42Elliott Hughes VLOG(jdwp) << StringPrintf(" %2zd: %d(%d) '%s' '%s' '%s' actual slot=%d mangled slot=%d", pContext->variable_count, startAddress, endAddress - startAddress, name, descriptor, signature, slot, MangleSlot(slot, name)); 1369dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 137068fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes slot = MangleSlot(slot, name); 137168fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes 1372dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAdd8BE(pContext->pReply, startAddress); 1373dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAddUtf8String(pContext->pReply, name); 1374dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAddUtf8String(pContext->pReply, descriptor); 1375c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes if (pContext->with_generic) { 1376dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAddUtf8String(pContext->pReply, signature); 1377dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 1378dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAdd4BE(pContext->pReply, endAddress - startAddress); 1379dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAdd4BE(pContext->pReply, slot); 1380dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1381c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes ++pContext->variable_count; 1382dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 1383dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes }; 1384ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 13856d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers MethodHelper mh(m); 13866d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers const DexFile::CodeItem* code_item = mh.GetCodeItem(); 1387dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1388c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes // arg_count considers doubles and longs to take 2 units. 1389c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes // variable_count considers everything to take 1 unit. 13906d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers std::string shorty(mh.GetShorty()); 1391ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom expandBufAdd4BE(pReply, mirror::ArtMethod::NumArgRegisters(shorty)); 1392dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1393c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes // We don't know the total number of variables yet, so leave a blank and update it later. 1394c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes size_t variable_count_offset = expandBufGetLength(pReply); 1395dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAdd4BE(pReply, 0); 1396dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1397dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes DebugCallbackContext context; 1398dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes context.pReply = pReply; 1399c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes context.variable_count = 0; 1400c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes context.with_generic = with_generic; 1401dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 14026d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers mh.GetDexFile().DecodeDebugInfo(code_item, m->IsStatic(), m->GetDexMethodIndex(), NULL, 14036d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers DebugCallbackContext::Callback, &context); 1404dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1405c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes JDWP::Set4BE(expandBufGetBuffer(pReply) + variable_count_offset, context.variable_count); 1406872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1407872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 14089777ba230c83a0edcbda2cf7b208339e77bf171bElliott HughesJDWP::JdwpError Dbg::GetBytecodes(JDWP::RefTypeId, JDWP::MethodId method_id, 14099777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes std::vector<uint8_t>& bytecodes) 14109777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1411ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 14129777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes if (m == NULL) { 14139777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes return JDWP::ERR_INVALID_METHODID; 14149777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes } 14159777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes MethodHelper mh(m); 14169777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes const DexFile::CodeItem* code_item = mh.GetCodeItem(); 14179777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes size_t byte_count = code_item->insns_size_in_code_units_ * 2; 14189777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes const uint8_t* begin = reinterpret_cast<const uint8_t*>(code_item->insns_); 14199777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes const uint8_t* end = begin + byte_count; 14209777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes for (const uint8_t* p = begin; p != end; ++p) { 14219777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes bytecodes.push_back(*p); 14229777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes } 14239777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes return JDWP::ERR_NONE; 14249777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes} 14259777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes 142688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpTag Dbg::GetFieldBasicTag(JDWP::FieldId field_id) { 142788d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return BasicTagFromDescriptor(FieldHelper(FromFieldId(field_id)).GetTypeDescriptor()); 1428872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1429872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 143088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpTag Dbg::GetStaticFieldBasicTag(JDWP::FieldId field_id) { 143188d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return BasicTagFromDescriptor(FieldHelper(FromFieldId(field_id)).GetTypeDescriptor()); 1432872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1433872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 143488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstatic JDWP::JdwpError GetFieldValueImpl(JDWP::RefTypeId ref_type_id, JDWP::ObjectId object_id, 143588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes JDWP::FieldId field_id, JDWP::ExpandBuf* pReply, 143600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool is_static) 1437b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 14380cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes JDWP::JdwpError status; 14392dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(ref_type_id, status); 144088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes if (ref_type_id != 0 && c == NULL) { 14410cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes return status; 14420cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14430cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes 14442dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 144564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if ((!is_static && o == NULL) || o == ObjectRegistry::kInvalidObject) { 14463f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 14473f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 1448ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = FromFieldId(field_id); 14490cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes 14502dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* receiver_class = c; 14510cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (receiver_class == NULL && o != NULL) { 14520cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes receiver_class = o->GetClass(); 14530cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14540cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // TODO: should we give up now if receiver_class is NULL? 14550cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (receiver_class != NULL && !f->GetDeclaringClass()->IsAssignableFrom(receiver_class)) { 14560cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes LOG(INFO) << "ERR_INVALID_FIELDID: " << PrettyField(f) << " " << PrettyClass(receiver_class); 14573f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_FIELDID; 14583f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 1459aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 14600cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // The RI only enforces the static/non-static mismatch in one direction. 14610cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // TODO: should we change the tests and check both? 14620cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (is_static) { 14630cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (!f->IsStatic()) { 14640cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes return JDWP::ERR_INVALID_FIELDID; 14650cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14660cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } else { 14670cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (f->IsStatic()) { 14680cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes LOG(WARNING) << "Ignoring non-NULL receiver for ObjectReference.SetValues on static field " << PrettyField(f); 14690cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14700cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14710dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao if (f->IsStatic()) { 14720dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao o = f->GetDeclaringClass(); 14730dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao } 14740cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes 14756d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers JDWP::JdwpTag tag = BasicTagFromDescriptor(FieldHelper(f).GetTypeDescriptor()); 1476aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 1477aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes if (IsPrimitiveTag(tag)) { 1478aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes expandBufAdd1(pReply, tag); 1479aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes if (tag == JDWP::JT_BOOLEAN || tag == JDWP::JT_BYTE) { 1480aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes expandBufAdd1(pReply, f->Get32(o)); 1481aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else if (tag == JDWP::JT_CHAR || tag == JDWP::JT_SHORT) { 1482aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes expandBufAdd2BE(pReply, f->Get32(o)); 1483aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else if (tag == JDWP::JT_FLOAT || tag == JDWP::JT_INT) { 1484aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes expandBufAdd4BE(pReply, f->Get32(o)); 1485aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else if (tag == JDWP::JT_DOUBLE || tag == JDWP::JT_LONG) { 1486aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes expandBufAdd8BE(pReply, f->Get64(o)); 1487aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else { 14883d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes LOG(FATAL) << "Unknown tag: " << tag; 1489aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } 1490aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else { 14912dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* value = f->GetObject(o); 1492aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes expandBufAdd1(pReply, TagFromObject(value)); 1493aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes expandBufAddObjectId(pReply, gRegistry->Add(value)); 1494aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } 14953f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_NONE; 1496872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1497872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 149888d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetFieldValue(JDWP::ObjectId object_id, JDWP::FieldId field_id, 149900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ExpandBuf* pReply) { 150088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return GetFieldValueImpl(0, object_id, field_id, pReply, false); 15013f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes} 15023f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes 150388d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetStaticFieldValue(JDWP::RefTypeId ref_type_id, JDWP::FieldId field_id, JDWP::ExpandBuf* pReply) { 150488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return GetFieldValueImpl(ref_type_id, 0, field_id, pReply, true); 15053f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes} 15063f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes 150788d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstatic JDWP::JdwpError SetFieldValueImpl(JDWP::ObjectId object_id, JDWP::FieldId field_id, 150800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers uint64_t value, int width, bool is_static) 1509b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 15102dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 151164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if ((!is_static && o == NULL) || o == ObjectRegistry::kInvalidObject) { 15123f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 15133f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 1514ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = FromFieldId(field_id); 15150cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes 15160cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // The RI only enforces the static/non-static mismatch in one direction. 15170cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // TODO: should we change the tests and check both? 15180cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (is_static) { 15190cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (!f->IsStatic()) { 15200cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes return JDWP::ERR_INVALID_FIELDID; 15210cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 15220cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } else { 15230cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (f->IsStatic()) { 15240cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes LOG(WARNING) << "Ignoring non-NULL receiver for ObjectReference.SetValues on static field " << PrettyField(f); 15250cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 15263f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 15270dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao if (f->IsStatic()) { 15280dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao o = f->GetDeclaringClass(); 15290dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao } 1530aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 15316d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers JDWP::JdwpTag tag = BasicTagFromDescriptor(FieldHelper(f).GetTypeDescriptor()); 1532aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 1533aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes if (IsPrimitiveTag(tag)) { 1534aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes if (tag == JDWP::JT_DOUBLE || tag == JDWP::JT_LONG) { 15351bac54ffa933fbe9b92b62437577f2f4583eff1aElliott Hughes CHECK_EQ(width, 8); 1536aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes f->Set64(o, value); 1537aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else { 15381bac54ffa933fbe9b92b62437577f2f4583eff1aElliott Hughes CHECK_LE(width, 4); 1539aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes f->Set32(o, value); 1540aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } 1541aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else { 15422dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* v = gRegistry->Get<mirror::Object*>(value); 154364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (v == ObjectRegistry::kInvalidObject) { 15443d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_INVALID_OBJECT; 15453d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 15463f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes if (v != NULL) { 15472dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* field_type = FieldHelper(f).GetType(); 15483f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes if (!field_type->IsAssignableFrom(v->GetClass())) { 15493f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 15503f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 15513f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 15523d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes f->SetObject(o, v); 1553aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } 15543d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes 15553d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 1556872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1557872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 155888d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::SetFieldValue(JDWP::ObjectId object_id, JDWP::FieldId field_id, uint64_t value, 155900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers int width) { 156088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return SetFieldValueImpl(object_id, field_id, value, width, false); 1561872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1562872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 156388d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::SetStaticFieldValue(JDWP::FieldId field_id, uint64_t value, int width) { 156488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return SetFieldValueImpl(0, field_id, value, width, true); 1565872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1566872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 156788d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstd::string Dbg::StringToUtf8(JDWP::ObjectId string_id) { 15682dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::String* s = gRegistry->Get<mirror::String*>(string_id); 156968fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes return s->ToModifiedUtf8(); 1570872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1571872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1572221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadName(JDWP::ObjectId thread_id, std::string& name) { 1573a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao ScopedObjectAccessUnchecked soa(Thread::Current()); 1574a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1575221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1576221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1577221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE && error != JDWP::ERR_THREAD_NOT_ALIVE) { 1578221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 1579a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1580221229cb523f849f165fdafbf9785010963715daElliott Hughes 1581221229cb523f849f165fdafbf9785010963715daElliott Hughes // We still need to report the zombie threads' names, so we can't just call Thread::GetThreadName. 15822dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_object = gRegistry->Get<mirror::Object*>(thread_id); 1583ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* java_lang_Thread_name_field = 15842dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers soa.DecodeField(WellKnownClasses::java_lang_Thread_name); 15852dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::String* s = 15862dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers reinterpret_cast<mirror::String*>(java_lang_Thread_name_field->GetObject(thread_object)); 1587221229cb523f849f165fdafbf9785010963715daElliott Hughes if (s != NULL) { 1588221229cb523f849f165fdafbf9785010963715daElliott Hughes name = s->ToModifiedUtf8(); 1589221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1590221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 1591872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1592872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1593221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadGroup(JDWP::ObjectId thread_id, JDWP::ExpandBuf* pReply) { 159400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 15952dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_object = gRegistry->Get<mirror::Object*>(thread_id); 159664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (thread_object == ObjectRegistry::kInvalidObject) { 15972435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 15982435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 15992435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 16002435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Okay, so it's an object, but is it actually a thread? 160150b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1602221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1603221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1604221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error == JDWP::ERR_THREAD_NOT_ALIVE) { 1605221229cb523f849f165fdafbf9785010963715daElliott Hughes // Zombie threads are in the null group. 1606221229cb523f849f165fdafbf9785010963715daElliott Hughes expandBufAddObjectId(pReply, JDWP::ObjectId(0)); 1607221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 1608221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1609221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1610221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 16112435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 1612499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes 16132dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = Runtime::Current()->GetClassLinker()->FindSystemClass("Ljava/lang/Thread;"); 1614499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(c != NULL); 1615ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = c->FindInstanceField("group", "Ljava/lang/ThreadGroup;"); 1616499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(f != NULL); 16172dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* group = f->GetObject(thread_object); 1618499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(group != NULL); 16192435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes JDWP::ObjectId thread_group_id = gRegistry->Add(group); 16202435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 16212435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes expandBufAddObjectId(pReply, thread_group_id); 16222435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_NONE; 1623872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1624872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 162588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstd::string Dbg::GetThreadGroupName(JDWP::ObjectId thread_group_id) { 162600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 16272dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_group = gRegistry->Get<mirror::Object*>(thread_group_id); 1628499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(thread_group != NULL); 1629499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes 16302dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = Runtime::Current()->GetClassLinker()->FindSystemClass("Ljava/lang/ThreadGroup;"); 1631499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(c != NULL); 1632ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = c->FindInstanceField("name", "Ljava/lang/String;"); 1633499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(f != NULL); 16342dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::String* s = reinterpret_cast<mirror::String*>(f->GetObject(thread_group)); 1635499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes return s->ToModifiedUtf8(); 1636872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1637872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 163888d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::ObjectId Dbg::GetThreadGroupParent(JDWP::ObjectId thread_group_id) { 16392dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_group = gRegistry->Get<mirror::Object*>(thread_group_id); 16404e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes CHECK(thread_group != NULL); 16414e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes 16422dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = Runtime::Current()->GetClassLinker()->FindSystemClass("Ljava/lang/ThreadGroup;"); 16434e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes CHECK(c != NULL); 1644ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = c->FindInstanceField("parent", "Ljava/lang/ThreadGroup;"); 16454e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes CHECK(f != NULL); 16462dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* parent = f->GetObject(thread_group); 16474e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes return gRegistry->Add(parent); 1648872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1649872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1650872d4ec7225444d9400d30f9027247deb91012fdElliott HughesJDWP::ObjectId Dbg::GetSystemThreadGroupId() { 165100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 1652ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = soa.DecodeField(WellKnownClasses::java_lang_ThreadGroup_systemThreadGroup); 16532dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* group = f->GetObject(f->GetDeclaringClass()); 1654365c10235438607541fa2259a5fec48061b90bd8Ian Rogers return gRegistry->Add(group); 1655872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1656872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1657872d4ec7225444d9400d30f9027247deb91012fdElliott HughesJDWP::ObjectId Dbg::GetMainThreadGroupId() { 165800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1659ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = soa.DecodeField(WellKnownClasses::java_lang_ThreadGroup_mainThreadGroup); 16602dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* group = f->GetObject(f->GetDeclaringClass()); 1661365c10235438607541fa2259a5fec48061b90bd8Ian Rogers return gRegistry->Add(group); 1662872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1663872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1664920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff HaoJDWP::JdwpThreadStatus Dbg::ToJdwpThreadStatus(ThreadState state) { 1665920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao switch (state) { 1666920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kBlocked: 1667920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_MONITOR; 1668920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kNative: 1669920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kRunnable: 1670920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kSuspended: 1671920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_RUNNING; 1672920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kSleeping: 1673920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_SLEEPING; 1674920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kStarting: 1675920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kTerminated: 1676920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_ZOMBIE; 1677920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kTimedWaiting: 1678920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForDebuggerSend: 1679920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForDebuggerSuspension: 1680920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForDebuggerToAttach: 1681920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForGcToComplete: 1682920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForCheckPointsToRun: 1683920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForJniOnLoad: 1684920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForSignalCatcherOutput: 1685920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingInMainDebuggerLoop: 1686920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingInMainSignalCatcherLoop: 1687920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingPerformingGc: 1688920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaiting: 1689920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_WAIT; 1690920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao // Don't add a 'default' here so the compiler can spot incompatible enum changes. 1691920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao } 1692920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao LOG(FATAL) << "Unknown thread state: " << state; 1693920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_ZOMBIE; 1694920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao} 1695920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao 1696221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadStatus(JDWP::ObjectId thread_id, JDWP::JdwpThreadStatus* pThreadStatus, JDWP::JdwpSuspendStatus* pSuspendStatus) { 169700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1698499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes 16999e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes *pSuspendStatus = JDWP::SUSPEND_STATUS_NOT_SUSPENDED; 17009e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes 170150b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1702221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1703221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1704221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1705221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error == JDWP::ERR_THREAD_NOT_ALIVE) { 1706221229cb523f849f165fdafbf9785010963715daElliott Hughes *pThreadStatus = JDWP::TS_ZOMBIE; 1707221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 1708221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1709221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 1710499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes } 1711499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes 17129e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes if (IsSuspendedForDebugger(soa, thread)) { 17139e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes *pSuspendStatus = JDWP::SUSPEND_STATUS_SUSPENDED; 17149e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes } 171500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 1716920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao *pThreadStatus = ToJdwpThreadStatus(thread->GetState()); 1717221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 1718872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1719872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1720221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadDebugSuspendCount(JDWP::ObjectId thread_id, JDWP::ExpandBuf* pReply) { 172100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 172250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1723221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1724221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1725221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1726221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 17272435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 172850b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu2(soa.Self(), *Locks::thread_suspend_count_lock_); 172900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers expandBufAdd4BE(pReply, thread->GetDebugSuspendCount()); 17302435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_NONE; 1731872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1732872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1733f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott HughesJDWP::JdwpError Dbg::Interrupt(JDWP::ObjectId thread_id) { 1734f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes ScopedObjectAccess soa(Thread::Current()); 1735f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1736f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes Thread* thread; 1737f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1738f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes if (error != JDWP::ERR_NONE) { 1739f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return error; 1740f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes } 1741f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes thread->Interrupt(); 1742f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return JDWP::ERR_NONE; 1743f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes} 1744f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes 1745caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughesvoid Dbg::GetThreads(JDWP::ObjectId thread_group_id, std::vector<JDWP::ObjectId>& thread_ids) { 1746365c10235438607541fa2259a5fec48061b90bd8Ian Rogers class ThreadListVisitor { 1747365c10235438607541fa2259a5fec48061b90bd8Ian Rogers public: 17482dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers ThreadListVisitor(const ScopedObjectAccessUnchecked& soa, mirror::Object* desired_thread_group, 174900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers std::vector<JDWP::ObjectId>& thread_ids) 1750b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 17510dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao : soa_(soa), desired_thread_group_(desired_thread_group), thread_ids_(thread_ids) {} 1752365c10235438607541fa2259a5fec48061b90bd8Ian Rogers 1753a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes static void Visit(Thread* t, void* arg) { 1754a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes reinterpret_cast<ThreadListVisitor*>(arg)->Visit(t); 1755a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 1756a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 175700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 175800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 175900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers void Visit(Thread* t) NO_THREAD_SAFETY_ANALYSIS { 1760a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (t == Dbg::GetDebugThread()) { 1761a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Skip the JDWP thread. Some debuggers get bent out of shape when they can't suspend and 1762a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // query all threads, so it's easier if we just don't tell them about this thread. 1763a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return; 1764a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 17652dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* peer = t->GetPeer(); 17660dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao if (IsInDesiredThreadGroup(peer)) { 1767120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers thread_ids_.push_back(gRegistry->Add(peer)); 1768a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 1769a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 1770a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 1771365c10235438607541fa2259a5fec48061b90bd8Ian Rogers private: 17722dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers bool IsInDesiredThreadGroup(mirror::Object* peer) 17730dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 17740dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao // peer might be NULL if the thread is still starting up. 17750dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao if (peer == NULL) { 17760dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao // We can't tell the debugger about this thread yet. 17770dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao // TODO: if we identified threads to the debugger by their Thread* 17782dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers // rather than their peer's mirror::Object*, we could fix this. 17790dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao // Doing so might help us report ZOMBIE threads too. 17800dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao return false; 17810dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao } 1782c1e0490a2a0293fdfc5f654482339ccc71d9952bjeffhao // Do we want threads from all thread groups? 1783c1e0490a2a0293fdfc5f654482339ccc71d9952bjeffhao if (desired_thread_group_ == NULL) { 1784c1e0490a2a0293fdfc5f654482339ccc71d9952bjeffhao return true; 1785c1e0490a2a0293fdfc5f654482339ccc71d9952bjeffhao } 17862dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* group = soa_.DecodeField(WellKnownClasses::java_lang_Thread_group)->GetObject(peer); 17870dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao return (group == desired_thread_group_); 17880dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao } 17890dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao 1790dbe6f4613ae0161b169f4fca8a616b0b393370abMathieu Chartier const ScopedObjectAccessUnchecked& soa_; 17912dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* const desired_thread_group_; 1792caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes std::vector<JDWP::ObjectId>& thread_ids_; 1793a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes }; 1794a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 179500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 17962dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_group = gRegistry->Get<mirror::Object*>(thread_group_id); 179700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ThreadListVisitor tlv(soa, thread_group, thread_ids); 179850b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1799f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughes Runtime::Current()->GetThreadList()->ForEach(ThreadListVisitor::Visit, &tlv); 1800a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes} 1801a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 1802caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughesvoid Dbg::GetChildThreadGroups(JDWP::ObjectId thread_group_id, std::vector<JDWP::ObjectId>& child_thread_group_ids) { 180300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 18042dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_group = gRegistry->Get<mirror::Object*>(thread_group_id); 1805caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes 1806caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes // Get the ArrayList<ThreadGroup> "groups" out of this thread group... 1807ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* groups_field = thread_group->GetClass()->FindInstanceField("groups", "Ljava/util/List;"); 18082dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* groups_array_list = groups_field->GetObject(thread_group); 1809872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1810caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes // Get the array and size out of the ArrayList<ThreadGroup>... 1811ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* array_field = groups_array_list->GetClass()->FindInstanceField("array", "[Ljava/lang/Object;"); 1812ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* size_field = groups_array_list->GetClass()->FindInstanceField("size", "I"); 18132dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::ObjectArray<mirror::Object>* groups_array = 18142dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers array_field->GetObject(groups_array_list)->AsObjectArray<mirror::Object>(); 1815caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes const int32_t size = size_field->GetInt(groups_array_list); 1816caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes 1817caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes // Copy the first 'size' elements out of the array into the result. 1818caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes for (int32_t i = 0; i < size; ++i) { 1819caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes child_thread_group_ids.push_back(gRegistry->Add(groups_array->Get(i))); 1820caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes } 1821872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1822872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 182300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogersstatic int GetStackDepth(Thread* thread) 1824b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 18250399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers struct CountStackDepthVisitor : public StackVisitor { 182693ba893c20532990a430741e0a97212900094e8cBrian Carlstrom explicit CountStackDepthVisitor(Thread* thread) 18277a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, NULL), depth(0) {} 18280399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 182964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 183064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // annotalysis. 183164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 18320399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (!GetMethod()->IsRuntimeMethod()) { 1833f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes ++depth; 1834f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes } 1835530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return true; 1836a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1837a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t depth; 1838a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes }; 183908fc03ae5dded4adc9b45b7014a4b9dfedbe95a6Elliott Hughes 18407a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers CountStackDepthVisitor visitor(thread); 18410399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 1842a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes return visitor.depth; 1843872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1844872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1845221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadFrameCount(JDWP::ObjectId thread_id, size_t& result) { 184600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1847a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1848221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1849221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1850221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1851221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 1852221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1853f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 1854f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes return JDWP::ERR_THREAD_NOT_SUSPENDED; 1855f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes } 1856221229cb523f849f165fdafbf9785010963715daElliott Hughes result = GetStackDepth(thread); 1857221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 18588696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 18598696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 1860306057fd278d75bf3794bd5243a3b6652c487d18Ian RogersJDWP::JdwpError Dbg::GetThreadFrames(JDWP::ObjectId thread_id, size_t start_frame, 1861306057fd278d75bf3794bd5243a3b6652c487d18Ian Rogers size_t frame_count, JDWP::ExpandBuf* buf) { 18626e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes class GetFrameVisitor : public StackVisitor { 18636e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes public: 18647a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetFrameVisitor(Thread* thread, size_t start_frame, size_t frame_count, JDWP::ExpandBuf* buf) 1865b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 18667a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, NULL), depth_(0), 18676e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes start_frame_(start_frame), frame_count_(frame_count), buf_(buf) { 18686e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes expandBufAdd4BE(buf_, frame_count_); 186903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 18700399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 187100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 187200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 187300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers virtual bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 18740399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (GetMethod()->IsRuntimeMethod()) { 18757934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom return true; // The debugger can't do anything useful with a frame that has no Method*. 187603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 18776e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes if (depth_ >= start_frame_ + frame_count_) { 1878530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return false; 187903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 18806e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes if (depth_ >= start_frame_) { 18816e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes JDWP::FrameId frame_id(GetFrameId()); 18826e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes JDWP::JdwpLocation location; 18836e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes SetLocation(location, GetMethod(), GetDexPc()); 18847baf96f592522b763d15389a01c6ab6f0a977621Elliott Hughes VLOG(jdwp) << StringPrintf(" Frame %3zd: id=%3lld ", depth_, frame_id) << location; 18856e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes expandBufAdd8BE(buf_, frame_id); 18866e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes expandBufAddLocation(buf_, location); 18876e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes } 18886e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes ++depth_; 1889530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return true; 189003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 18916e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes 18926e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes private: 18936e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes size_t depth_; 18946e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes const size_t start_frame_; 18956e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes const size_t frame_count_; 18966e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes JDWP::ExpandBuf* buf_; 189703181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes }; 189800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 189900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 1900a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1901221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1902221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1903221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1904221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 1905221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1906f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 1907f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes return JDWP::ERR_THREAD_NOT_SUSPENDED; 1908f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes } 19097a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetFrameVisitor visitor(thread, start_frame, frame_count, buf); 19100399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 19116e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes return JDWP::ERR_NONE; 1912872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1913872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1914872d4ec7225444d9400d30f9027247deb91012fdElliott HughesJDWP::ObjectId Dbg::GetThreadSelfId() { 1915dbe6f4613ae0161b169f4fca8a616b0b393370abMathieu Chartier ScopedObjectAccessUnchecked soa(Thread::Current()); 1916cfaa455374aae0a08c8cb28b5bb306b17866d652Ian Rogers return gRegistry->Add(soa.Self()->GetPeer()); 1917872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1918872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1919475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughesvoid Dbg::SuspendVM() { 192000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers Runtime::Current()->GetThreadList()->SuspendAllForDebugger(); 1921872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1922872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1923872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::ResumeVM() { 1924c61a267e98ed1038b74c33c7740414ced4a27d89Elliott Hughes Runtime::Current()->GetThreadList()->UndoDebuggerSuspensions(); 1925872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1926872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1927221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::SuspendThread(JDWP::ObjectId thread_id, bool request_suspension) { 192800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedLocalRef<jobject> peer(Thread::Current()->GetJniEnv(), NULL); 192900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 193000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 19312dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers peer.reset(soa.AddLocalReference<jobject>(gRegistry->Get<mirror::Object*>(thread_id))); 193200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 193300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (peer.get() == NULL) { 193400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_THREAD_NOT_ALIVE; 193500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 193600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // Suspend thread to build stack trace. 1937f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes bool timed_out; 1938f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Thread* thread = Thread::SuspendForDebugger(peer.get(), request_suspension, &timed_out); 193900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (thread != NULL) { 194000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_NONE; 1941f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } else if (timed_out) { 194200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_INTERNAL; 194300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } else { 194400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_THREAD_NOT_ALIVE; 19454e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes } 1946872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1947872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1948221229cb523f849f165fdafbf9785010963715daElliott Hughesvoid Dbg::ResumeThread(JDWP::ObjectId thread_id) { 194900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 19502dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* peer = gRegistry->Get<mirror::Object*>(thread_id); 1951a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao Thread* thread; 1952a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao { 1953a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1954a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao thread = Thread::FromManagedThread(soa, peer); 1955a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao } 19564e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes if (thread == NULL) { 19574e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes LOG(WARNING) << "No such thread for resume: " << peer; 19584e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes return; 19594e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes } 196000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool needs_resume; 196100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 196250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu2(soa.Self(), *Locks::thread_suspend_count_lock_); 196300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers needs_resume = thread->GetSuspendCount() > 0; 196400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 196500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (needs_resume) { 1966546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes Runtime::Current()->GetThreadList()->Resume(thread, true); 1967546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes } 1968872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1969872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1970872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::SuspendSelf() { 1971475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes Runtime::Current()->GetThreadList()->SuspendSelfForDebugger(); 1972872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1973872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 19740399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogersstruct GetThisVisitor : public StackVisitor { 19757a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetThisVisitor(Thread* thread, Context* context, JDWP::FrameId frame_id) 1976b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 19777a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, context), this_object(NULL), frame_id(frame_id) {} 197868fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes 197900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 198000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 198100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers virtual bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 19826e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes if (frame_id != GetFrameId()) { 19830399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return true; // continue 19840399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } else { 198562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers this_object = GetThisObject(); 198662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers return false; 19870399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 198868fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes } 1989dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 19902dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* this_object; 19916e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes JDWP::FrameId frame_id; 19920399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers}; 1993ad3da694bbba88662d1d1bd2cc574d6e3ab6cd42Elliott Hughes 199400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan RogersJDWP::JdwpError Dbg::GetThisObject(JDWP::ObjectId thread_id, JDWP::FrameId frame_id, 199500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ObjectId* result) { 199600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 199700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers Thread* thread; 199800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 199950b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2000221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 2001221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 2002221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 200300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 20049e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 200500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_THREAD_NOT_SUSPENDED; 200600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 20076e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes } 2008caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes UniquePtr<Context> context(Context::Create()); 20097a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetThisVisitor visitor(thread, context.get(), frame_id); 20100399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 20116e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes *result = gRegistry->Add(visitor.this_object); 20126e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes return JDWP::ERR_NONE; 20130399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers} 20140399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 201588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesvoid Dbg::GetLocalValue(JDWP::ObjectId thread_id, JDWP::FrameId frame_id, int slot, JDWP::JdwpTag tag, 201600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers uint8_t* buf, size_t width) { 20170399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers struct GetLocalVisitor : public StackVisitor { 20187a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetLocalVisitor(Thread* thread, Context* context, JDWP::FrameId frame_id, int slot, 20197a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers JDWP::JdwpTag tag, uint8_t* buf, size_t width) 2020b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 20217a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, context), frame_id_(frame_id), slot_(slot), tag_(tag), 2022ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers buf_(buf), width_(width) {} 2023ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers 202400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 202500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 202600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 20270399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (GetFrameId() != frame_id_) { 20280399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return true; // Not our frame, carry on. 20290399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20300399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers // TODO: check that the tag is compatible with the actual type of the slot! 2031ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = GetMethod(); 20320399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint16_t reg = DemangleSlot(slot_, m); 20330399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 20340399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers switch (tag_) { 20350399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_BOOLEAN: 20360399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20370399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 1U); 20382bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kIntVReg); 20390399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get boolean local " << reg << " = " << intVal; 20400399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set1(buf_+1, intVal != 0); 20410399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20420399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20430399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_BYTE: 20440399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20450399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 1U); 20462bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kIntVReg); 20470399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get byte local " << reg << " = " << intVal; 20480399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set1(buf_+1, intVal); 20490399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20500399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20510399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_SHORT: 20520399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_CHAR: 20530399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20540399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 2U); 20552bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kIntVReg); 20560399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get short/char local " << reg << " = " << intVal; 20570399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set2BE(buf_+1, intVal); 20580399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20590399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20600399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_INT: 20612bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers { 20622bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers CHECK_EQ(width_, 4U); 20632bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kIntVReg); 20642bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers VLOG(jdwp) << "get int local " << reg << " = " << intVal; 20652bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers JDWP::Set4BE(buf_+1, intVal); 20662bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers } 20672bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers break; 20680399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_FLOAT: 20690399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20700399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 4U); 20712bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kFloatVReg); 20720399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get int/float local " << reg << " = " << intVal; 20730399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set4BE(buf_+1, intVal); 20740399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20750399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20760399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_ARRAY: 20770399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20780399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, sizeof(JDWP::ObjectId)); 20792dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = reinterpret_cast<mirror::Object*>(GetVReg(m, reg, kReferenceVReg)); 20800399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get array local " << reg << " = " << o; 20810399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (!Runtime::Current()->GetHeap()->IsHeapAddress(o)) { 20820399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers LOG(FATAL) << "Register " << reg << " expected to hold array: " << o; 20830399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20840399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::SetObjectId(buf_+1, gRegistry->Add(o)); 20850399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20860399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20870399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_CLASS_LOADER: 20880399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_CLASS_OBJECT: 20890399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_OBJECT: 20900399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_STRING: 20910399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_THREAD: 20920399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_THREAD_GROUP: 20930399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20940399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, sizeof(JDWP::ObjectId)); 20952dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = reinterpret_cast<mirror::Object*>(GetVReg(m, reg, kReferenceVReg)); 20960399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get object local " << reg << " = " << o; 20970399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (!Runtime::Current()->GetHeap()->IsHeapAddress(o)) { 20980399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers LOG(FATAL) << "Register " << reg << " expected to hold object: " << o; 20990399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 21000399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers tag_ = TagFromObject(o); 21010399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::SetObjectId(buf_+1, gRegistry->Add(o)); 21020399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 21030399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21040399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_DOUBLE: 21052bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers { 21062bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers CHECK_EQ(width_, 8U); 21072bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t lo = GetVReg(m, reg, kDoubleLoVReg); 21082bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint64_t hi = GetVReg(m, reg + 1, kDoubleHiVReg); 21092bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint64_t longVal = (hi << 32) | lo; 21102bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers VLOG(jdwp) << "get double/long local " << hi << ":" << lo << " = " << longVal; 21112bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers JDWP::Set8BE(buf_+1, longVal); 21122bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers } 21132bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers break; 21140399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_LONG: 21150399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 21160399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 8U); 21172bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t lo = GetVReg(m, reg, kLongLoVReg); 21182bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint64_t hi = GetVReg(m, reg + 1, kLongHiVReg); 21190399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint64_t longVal = (hi << 32) | lo; 21200399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get double/long local " << hi << ":" << lo << " = " << longVal; 21210399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set8BE(buf_+1, longVal); 21220399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 21230399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21240399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers default: 21250399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers LOG(FATAL) << "Unknown tag " << tag_; 21260399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21270399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 2128ad3da694bbba88662d1d1bd2cc574d6e3ab6cd42Elliott Hughes 21290399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers // Prepend tag, which may have been updated. 21300399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set1(buf_, tag_); 21310399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return false; 21320399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 21330399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 21340399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const JDWP::FrameId frame_id_; 21350399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const int slot_; 21360399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::JdwpTag tag_; 21370399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint8_t* const buf_; 21380399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const size_t width_; 21390399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers }; 214000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 214100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 2142a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2143221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 2144221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 2145221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 2146221229cb523f849f165fdafbf9785010963715daElliott Hughes return; 2147221229cb523f849f165fdafbf9785010963715daElliott Hughes } 21480399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers UniquePtr<Context> context(Context::Create()); 21497a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetLocalVisitor visitor(thread, context.get(), frame_id, slot, tag, buf, width); 21500399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 21510399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers} 21520399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 215388d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesvoid Dbg::SetLocalValue(JDWP::ObjectId thread_id, JDWP::FrameId frame_id, int slot, JDWP::JdwpTag tag, 21540399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint64_t value, size_t width) { 21550399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers struct SetLocalVisitor : public StackVisitor { 21567a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers SetLocalVisitor(Thread* thread, Context* context, 21570399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::FrameId frame_id, int slot, JDWP::JdwpTag tag, uint64_t value, 2158ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers size_t width) 2159b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 21607a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, context), 216108fc03ae5dded4adc9b45b7014a4b9dfedbe95a6Elliott Hughes frame_id_(frame_id), slot_(slot), tag_(tag), value_(value), width_(width) {} 2162ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers 216300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 216400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 216500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 21660399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (GetFrameId() != frame_id_) { 21670399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return true; // Not our frame, carry on. 2168ad3da694bbba88662d1d1bd2cc574d6e3ab6cd42Elliott Hughes } 21690399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers // TODO: check that the tag is compatible with the actual type of the slot! 2170ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = GetMethod(); 21710399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint16_t reg = DemangleSlot(slot_, m); 21720399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 21730399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers switch (tag_) { 21740399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_BOOLEAN: 21750399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_BYTE: 21760399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 1U); 21772bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kIntVReg); 21780399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21790399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_SHORT: 21800399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_CHAR: 21810399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 2U); 21822bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kIntVReg); 21830399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21840399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_INT: 21852bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers CHECK_EQ(width_, 4U); 21862bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kIntVReg); 21872bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers break; 21880399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_FLOAT: 21890399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 4U); 21902bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kFloatVReg); 21910399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21920399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_ARRAY: 21930399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_OBJECT: 21940399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_STRING: 21950399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 21960399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, sizeof(JDWP::ObjectId)); 21972dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(static_cast<JDWP::ObjectId>(value_)); 219864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == ObjectRegistry::kInvalidObject) { 21990399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers UNIMPLEMENTED(FATAL) << "return an error code when given an invalid object to store"; 22000399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 22012bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(reinterpret_cast<uintptr_t>(o)), kReferenceVReg); 22020399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 22030399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 22040399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_DOUBLE: 22052bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers CHECK_EQ(width_, 8U); 22062bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kDoubleLoVReg); 22072bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg + 1, static_cast<uint32_t>(value_ >> 32), kDoubleHiVReg); 22082bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers break; 22090399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_LONG: 22100399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 8U); 22112bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kLongLoVReg); 22122bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg + 1, static_cast<uint32_t>(value_ >> 32), kLongHiVReg); 22130399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 22140399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers default: 22150399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers LOG(FATAL) << "Unknown tag " << tag_; 22160399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 22170399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 22180399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return false; 2219cccd84f1f972f1a260c3be418c8388a5d30cf59eElliott Hughes } 22200399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 22210399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const JDWP::FrameId frame_id_; 22220399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const int slot_; 22230399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const JDWP::JdwpTag tag_; 22240399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const uint64_t value_; 22250399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const size_t width_; 22260399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers }; 222700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 222800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 2229a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2230221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 2231221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 2232221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 2233221229cb523f849f165fdafbf9785010963715daElliott Hughes return; 2234221229cb523f849f165fdafbf9785010963715daElliott Hughes } 223508fc03ae5dded4adc9b45b7014a4b9dfedbe95a6Elliott Hughes UniquePtr<Context> context(Context::Create()); 22367a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers SetLocalVisitor visitor(thread, context.get(), frame_id, slot, tag, value, width); 22370399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 2238872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2239872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2240ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromvoid Dbg::PostLocationEvent(const mirror::ArtMethod* m, int dex_pc, 224162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers mirror::Object* this_object, int event_flags) { 22422dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = m->GetDeclaringClass(); 224391bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 224491bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes JDWP::JdwpLocation location; 2245748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.type_tag = c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS; 224664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes location.class_id = gRegistry->AddRefType(c); 2247748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.method_id = ToMethodId(m); 2248972a47bf0c180dee7e4c697b74dd31daaf58e008Elliott Hughes location.dex_pc = m->IsNative() ? -1 : dex_pc; 224991bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 225064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // If 'this_object' isn't already in the registry, we know that we're not looking for it, 225164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // so there's no point adding it to the registry and burning through ids. 225264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes JDWP::ObjectId this_id = 0; 225364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (gRegistry->Contains(this_object)) { 225464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes this_id = gRegistry->Add(this_object); 225591bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 225664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes gJdwpState->PostLocationEvent(&location, this_id, event_flags); 2257872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2258872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 225962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogersvoid Dbg::PostException(Thread* thread, const ThrowLocation& throw_location, 2260ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* catch_method, 226164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes uint32_t catch_dex_pc, mirror::Throwable* exception_object) { 2262c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes if (!IsDebuggerActive()) { 22630ad5bb8ea378a223eb6eaf89e0be2823c6f87c0eIan Rogers return; 22640ad5bb8ea378a223eb6eaf89e0be2823c6f87c0eIan Rogers } 22654740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes 226662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers JDWP::JdwpLocation jdwp_throw_location; 226762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SetLocation(jdwp_throw_location, throw_location.GetMethod(), throw_location.GetDexPc()); 2268d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes JDWP::JdwpLocation catch_location; 2269caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes SetLocation(catch_location, catch_method, catch_dex_pc); 2270d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2271d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // We need 'this' for InstanceOnly filters. 227262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers JDWP::ObjectId this_id = gRegistry->Add(throw_location.GetThis()); 227364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes JDWP::ObjectId exception_id = gRegistry->Add(exception_object); 227464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes JDWP::RefTypeId exception_class_id = gRegistry->AddRefType(exception_object->GetClass()); 2275d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 227662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers gJdwpState->PostException(&jdwp_throw_location, exception_id, exception_class_id, &catch_location, 227762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers this_id); 2278872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2279872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 22802dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersvoid Dbg::PostClassPrepare(mirror::Class* c) { 2281c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes if (!IsDebuggerActive()) { 22824740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes return; 22834740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes } 22844740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes 22853d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes // OLD-TODO - we currently always send both "verified" and "prepared" since 22864740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes // debuggers seem to like that. There might be some advantage to honesty, 22874740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes // since the class may not yet be verified. 22884740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes int state = JDWP::CS_VERIFIED | JDWP::CS_PREPARED; 22894740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes JDWP::JdwpTypeTag tag = c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS; 22904740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes gJdwpState->PostClassPrepare(tag, gRegistry->Add(c), ClassHelper(c).GetDescriptor(), state); 2291872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2292872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 229362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogersvoid Dbg::UpdateDebugger(Thread* thread, mirror::Object* this_object, 2294ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* m, uint32_t dex_pc) { 229562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers if (!IsDebuggerActive() || dex_pc == static_cast<uint32_t>(-2) /* fake method exit */) { 22962aa2e39548e194c5514d6534149ca1078021eab1Elliott Hughes return; 229791bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 229891bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 22992aa2e39548e194c5514d6534149ca1078021eab1Elliott Hughes int event_flags = 0; 23002aa2e39548e194c5514d6534149ca1078021eab1Elliott Hughes 23018696433d1b3d8ba15288483b777edd888de69135Elliott Hughes if (IsBreakpoint(m, dex_pc)) { 23028696433d1b3d8ba15288483b777edd888de69135Elliott Hughes event_flags |= kBreakpoint; 230391bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 230491bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 230509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao { 230609bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // If the debugger is single-stepping one of our threads, check to 230709bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // see if we're that thread and we've reached a step point. 230809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 230962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers if (gSingleStepControl.is_active && gSingleStepControl.thread == thread) { 231009bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao CHECK(!m->IsNative()); 231109bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao if (gSingleStepControl.step_depth == JDWP::SD_INTO) { 231209bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // Step into method calls. We break when the line number 231309bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // or method pointer changes. If we're in SS_MIN mode, we 231409bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // always stop. 231509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao if (gSingleStepControl.method != m) { 231609bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao event_flags |= kSingleStep; 231709bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao VLOG(jdwp) << "SS new method"; 231809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao } else if (gSingleStepControl.step_size == JDWP::SS_MIN) { 23198696433d1b3d8ba15288483b777edd888de69135Elliott Hughes event_flags |= kSingleStep; 23208696433d1b3d8ba15288483b777edd888de69135Elliott Hughes VLOG(jdwp) << "SS new instruction"; 23212435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } else if (gSingleStepControl.dex_pcs.find(dex_pc) == gSingleStepControl.dex_pcs.end()) { 23222435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes event_flags |= kSingleStep; 23232435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "SS new line"; 232491bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 232509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao } else if (gSingleStepControl.step_depth == JDWP::SD_OVER) { 232609bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // Step over method calls. We break when the line number is 232709bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // different and the frame depth is <= the original frame 232809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // depth. (We can't just compare on the method, because we 232909bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // might get unrolled past it by an exception, and it's tricky 233009bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // to identify recursion.) 233109bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao 233262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers int stack_depth = GetStackDepth(thread); 233309bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao 233409bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao if (stack_depth < gSingleStepControl.stack_depth) { 233509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // popped up one or more frames, always trigger 233609bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao event_flags |= kSingleStep; 233709bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao VLOG(jdwp) << "SS method pop"; 233809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao } else if (stack_depth == gSingleStepControl.stack_depth) { 233909bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // same depth, see if we moved 234009bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao if (gSingleStepControl.step_size == JDWP::SS_MIN) { 234109bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao event_flags |= kSingleStep; 234209bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao VLOG(jdwp) << "SS new instruction"; 234309bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao } else if (gSingleStepControl.dex_pcs.find(dex_pc) == gSingleStepControl.dex_pcs.end()) { 234409bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao event_flags |= kSingleStep; 234509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao VLOG(jdwp) << "SS new line"; 234609bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao } 234709bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao } 234809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao } else { 234909bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao CHECK_EQ(gSingleStepControl.step_depth, JDWP::SD_OUT); 235009bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // Return from the current method. We break when the frame 235109bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // depth pops up. 235209bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao 235309bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // This differs from the "method exit" break in that it stops 235409bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // with the PC at the next instruction in the returned-to 235509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // function, rather than the end of the returning function. 235609bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao 235762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers int stack_depth = GetStackDepth(thread); 235809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao if (stack_depth < gSingleStepControl.stack_depth) { 235909bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao event_flags |= kSingleStep; 236009bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao VLOG(jdwp) << "SS method pop"; 236109bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao } 23628696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 236391bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 236491bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 236591bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 236691bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes // If there's something interesting going on, see if it matches one 236791bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes // of the debugger filters. 236891bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes if (event_flags != 0) { 236962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Dbg::PostLocationEvent(m, dex_pc, this_object, event_flags); 237091bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 237191bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes} 237291bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 23738696433d1b3d8ba15288483b777edd888de69135Elliott Hughesvoid Dbg::WatchLocation(const JDWP::JdwpLocation* location) { 237409bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 2375ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(location->method_id); 2376972a47bf0c180dee7e4c697b74dd31daaf58e008Elliott Hughes gBreakpoints.push_back(Breakpoint(m, location->dex_pc)); 23778696433d1b3d8ba15288483b777edd888de69135Elliott Hughes VLOG(jdwp) << "Set breakpoint #" << (gBreakpoints.size() - 1) << ": " << gBreakpoints[gBreakpoints.size() - 1]; 2378872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2379872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 23808696433d1b3d8ba15288483b777edd888de69135Elliott Hughesvoid Dbg::UnwatchLocation(const JDWP::JdwpLocation* location) { 238109bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 2382ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(location->method_id); 23838696433d1b3d8ba15288483b777edd888de69135Elliott Hughes for (size_t i = 0; i < gBreakpoints.size(); ++i) { 2384972a47bf0c180dee7e4c697b74dd31daaf58e008Elliott Hughes if (gBreakpoints[i].method == m && gBreakpoints[i].dex_pc == location->dex_pc) { 23858696433d1b3d8ba15288483b777edd888de69135Elliott Hughes VLOG(jdwp) << "Removed breakpoint #" << i << ": " << gBreakpoints[i]; 23868696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gBreakpoints.erase(gBreakpoints.begin() + i); 23878696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return; 23888696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 23898696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 2390872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2391872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2392449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao// Scoped utility class to suspend a thread so that we may do tasks such as walk its stack. Doesn't 2393449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao// cause suspension if the thread is the current thread. 2394449db33fafa29578df60e8a323f78d5eb6247e76Jeff Haoclass ScopedThreadSuspension { 2395449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao public: 239633e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogers ScopedThreadSuspension(Thread* self, JDWP::ObjectId thread_id) 239733e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) : 2398449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao thread_(NULL), 2399449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao error_(JDWP::ERR_NONE), 2400449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao self_suspend_(false), 240133e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogers other_suspend_(false) { 2402449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao ScopedObjectAccessUnchecked soa(self); 2403449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao { 2404449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2405449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao error_ = DecodeThread(soa, thread_id, thread_); 2406449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2407449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (error_ == JDWP::ERR_NONE) { 2408449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (thread_ == soa.Self()) { 2409449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao self_suspend_ = true; 2410449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } else { 2411449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao soa.Self()->TransitionFromRunnableToSuspended(kWaitingForDebuggerSuspension); 2412449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao jobject thread_peer = gRegistry->GetJObject(thread_id); 2413449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao bool timed_out; 2414449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Thread* suspended_thread = Thread::SuspendForDebugger(thread_peer, true, &timed_out); 2415449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao CHECK_EQ(soa.Self()->TransitionFromSuspendedToRunnable(), kWaitingForDebuggerSuspension); 2416449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (suspended_thread == NULL) { 2417449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao // Thread terminated from under us while suspending. 2418449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao error_ = JDWP::ERR_INVALID_THREAD; 2419449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } else { 2420449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao CHECK_EQ(suspended_thread, thread_); 2421449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao other_suspend_ = true; 2422449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2423449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2424449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2425449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2426449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2427449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Thread* GetThread() const { 2428449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao return thread_; 2429449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2430449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2431449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao JDWP::JdwpError GetError() const { 2432449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao return error_; 2433449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2434449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2435449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao ~ScopedThreadSuspension() { 2436449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (other_suspend_) { 2437449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Runtime::Current()->GetThreadList()->Resume(thread_, true); 2438449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2439449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2440449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2441449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao private: 2442449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Thread* thread_; 2443449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao JDWP::JdwpError error_; 2444449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao bool self_suspend_; 2445449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao bool other_suspend_; 2446449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao}; 2447449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2448221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::ConfigureStep(JDWP::ObjectId thread_id, JDWP::JdwpStepSize step_size, 244900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::JdwpStepDepth step_depth) { 2450449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Thread* self = Thread::Current(); 2451449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao ScopedThreadSuspension sts(self, thread_id); 2452449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (sts.GetError() != JDWP::ERR_NONE) { 2453449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao return sts.GetError(); 24542435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 24558696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 2456449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao MutexLock mu2(self, *Locks::breakpoint_lock_); 24578696433d1b3d8ba15288483b777edd888de69135Elliott Hughes // TODO: there's no theoretical reason why we couldn't support single-stepping 24588696433d1b3d8ba15288483b777edd888de69135Elliott Hughes // of multiple threads at once, but we never did so historically. 2459449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (gSingleStepControl.thread != NULL && sts.GetThread() != gSingleStepControl.thread) { 24608696433d1b3d8ba15288483b777edd888de69135Elliott Hughes LOG(WARNING) << "single-step already active for " << *gSingleStepControl.thread 2461449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao << "; switching to " << *sts.GetThread(); 24628696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 24638696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 24642435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 24652435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Work out what Method* we're in, the current line number, and how deep the stack currently 24662435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // is for step-out. 24672435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 24682435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 24690399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers struct SingleStepStackVisitor : public StackVisitor { 247093ba893c20532990a430741e0a97212900094e8cBrian Carlstrom explicit SingleStepStackVisitor(Thread* thread) 247109bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao EXCLUSIVE_LOCKS_REQUIRED(Locks::breakpoint_lock_) 2472b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 24737a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, NULL) { 24748696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gSingleStepControl.method = NULL; 24758696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gSingleStepControl.stack_depth = 0; 24768696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 2477ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers 247800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 247900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 248000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 248109bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao Locks::breakpoint_lock_->AssertHeld(Thread::Current()); 2482ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* m = GetMethod(); 24830399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (!m->IsRuntimeMethod()) { 24848696433d1b3d8ba15288483b777edd888de69135Elliott Hughes ++gSingleStepControl.stack_depth; 24858696433d1b3d8ba15288483b777edd888de69135Elliott Hughes if (gSingleStepControl.method == NULL) { 24862dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers const mirror::DexCache* dex_cache = m->GetDeclaringClass()->GetDexCache(); 24872435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes gSingleStepControl.method = m; 24882435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes gSingleStepControl.line_number = -1; 24892435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (dex_cache != NULL) { 24904445a7e3398a6143939168097a3aa275b734504dIan Rogers const DexFile& dex_file = *dex_cache->GetDexFile(); 24910399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers gSingleStepControl.line_number = dex_file.GetLineNumFromPC(m, GetDexPc()); 24922435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 24938696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 24948696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 2495530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return true; 24968696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 24978696433d1b3d8ba15288483b777edd888de69135Elliott Hughes }; 2498449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2499449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao SingleStepStackVisitor visitor(sts.GetThread()); 25000399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 25018696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 25022435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 25032435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Find the dex_pc values that correspond to the current line, for line-based single-stepping. 25042435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 25052435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 25062435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes struct DebugCallbackContext { 250709bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao DebugCallbackContext() EXCLUSIVE_LOCKS_REQUIRED(Locks::breakpoint_lock_) { 25082435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes last_pc_valid = false; 25092435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes last_pc = 0; 25102435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25112435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 251209bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 251309bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // annotalysis. 251409bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao static bool Callback(void* raw_context, uint32_t address, uint32_t line_number) NO_THREAD_SAFETY_ANALYSIS { 251509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao Locks::breakpoint_lock_->AssertHeld(Thread::Current()); 25162435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes DebugCallbackContext* context = reinterpret_cast<DebugCallbackContext*>(raw_context); 25172435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (static_cast<int32_t>(line_number) == gSingleStepControl.line_number) { 25182435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (!context->last_pc_valid) { 25192435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Everything from this address until the next line change is ours. 25202435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes context->last_pc = address; 25212435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes context->last_pc_valid = true; 25222435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25232435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Otherwise, if we're already in a valid range for this line, 25242435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // just keep going (shouldn't really happen)... 25257934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom } else if (context->last_pc_valid) { // and the line number is new 25262435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Add everything from the last entry up until here to the set 25272435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes for (uint32_t dex_pc = context->last_pc; dex_pc < address; ++dex_pc) { 25282435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes gSingleStepControl.dex_pcs.insert(dex_pc); 25292435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25302435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes context->last_pc_valid = false; 25312435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25327934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom return false; // There may be multiple entries for any given line. 25332435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25342435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 253509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 253609bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao // annotalysis. 253709bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao ~DebugCallbackContext() NO_THREAD_SAFETY_ANALYSIS { 253809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao Locks::breakpoint_lock_->AssertHeld(Thread::Current()); 25392435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // If the line number was the last in the position table... 25402435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (last_pc_valid) { 25412435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes size_t end = MethodHelper(gSingleStepControl.method).GetCodeItem()->insns_size_in_code_units_; 25422435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes for (uint32_t dex_pc = last_pc; dex_pc < end; ++dex_pc) { 25432435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes gSingleStepControl.dex_pcs.insert(dex_pc); 25442435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25452435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25462435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25472435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 25482435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes bool last_pc_valid; 25492435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes uint32_t last_pc; 25502435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes }; 25513e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes gSingleStepControl.dex_pcs.clear(); 2552ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* m = gSingleStepControl.method; 25533e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes if (m->IsNative()) { 25543e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes gSingleStepControl.line_number = -1; 25553e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes } else { 25563e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes DebugCallbackContext context; 25573e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes MethodHelper mh(m); 25583e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes mh.GetDexFile().DecodeDebugInfo(mh.GetCodeItem(), m->IsStatic(), m->GetDexMethodIndex(), 25593e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes DebugCallbackContext::Callback, NULL, &context); 25603e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes } 25612435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 25622435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 25632435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Everything else... 25642435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 25652435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 2566449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao gSingleStepControl.thread = sts.GetThread(); 25678696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gSingleStepControl.step_size = step_size; 25688696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gSingleStepControl.step_depth = step_depth; 25698696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gSingleStepControl.is_active = true; 25708696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 25712435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (VLOG_IS_ON(jdwp)) { 25722435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "Single-step thread: " << *gSingleStepControl.thread; 25732435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "Single-step step size: " << gSingleStepControl.step_size; 25742435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "Single-step step depth: " << gSingleStepControl.step_depth; 25752435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "Single-step current method: " << PrettyMethod(gSingleStepControl.method); 25762435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "Single-step current line: " << gSingleStepControl.line_number; 25772435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "Single-step current stack depth: " << gSingleStepControl.stack_depth; 25782435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "Single-step dex_pc values:"; 25792435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes for (std::set<uint32_t>::iterator it = gSingleStepControl.dex_pcs.begin() ; it != gSingleStepControl.dex_pcs.end(); ++it) { 2580229feb7a09317919ee51c06d1c3e715cea25da75Elliott Hughes VLOG(jdwp) << StringPrintf(" %#x", *it); 25812435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25822435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25832435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 25842435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_NONE; 2585872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2586872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2587221229cb523f849f165fdafbf9785010963715daElliott Hughesvoid Dbg::UnconfigureStep(JDWP::ObjectId /*thread_id*/) { 258809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 2589f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughes 25908696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gSingleStepControl.is_active = false; 25918696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gSingleStepControl.thread = NULL; 25922435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes gSingleStepControl.dex_pcs.clear(); 2593872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2594872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 259545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughesstatic char JdwpTagToShortyChar(JDWP::JdwpTag tag) { 259645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes switch (tag) { 259745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes default: 259845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes LOG(FATAL) << "unknown JDWP tag: " << PrintableChar(tag); 259945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 260045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes // Primitives. 260145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_BYTE: return 'B'; 260245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_CHAR: return 'C'; 260345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_FLOAT: return 'F'; 260445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_DOUBLE: return 'D'; 260545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_INT: return 'I'; 260645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_LONG: return 'J'; 260745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_SHORT: return 'S'; 260845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_VOID: return 'V'; 260945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_BOOLEAN: return 'Z'; 261045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 261145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes // Reference types. 261245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_ARRAY: 261345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_OBJECT: 261445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_STRING: 261545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_THREAD: 261645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_THREAD_GROUP: 261745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_CLASS_LOADER: 261845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_CLASS_OBJECT: 261945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return 'L'; 262045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 262145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes} 262245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 262388d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::InvokeMethod(JDWP::ObjectId thread_id, JDWP::ObjectId object_id, 262488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes JDWP::RefTypeId class_id, JDWP::MethodId method_id, 262500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers uint32_t arg_count, uint64_t* arg_values, 262600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::JdwpTag* arg_types, uint32_t options, 262700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::JdwpTag* pResultTag, uint64_t* pResultValue, 262800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ObjectId* pExceptionId) { 2629d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes ThreadList* thread_list = Runtime::Current()->GetThreadList(); 2630d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2631d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes Thread* targetThread = NULL; 2632d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes DebugInvokeReq* req = NULL; 263300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers Thread* self = Thread::Current(); 2634d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes { 263500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(self); 263650b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2637221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, targetThread); 2638221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 2639221229cb523f849f165fdafbf9785010963715daElliott Hughes LOG(ERROR) << "InvokeMethod request for invalid thread id " << thread_id; 2640221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 2641d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2642d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes req = targetThread->GetInvokeReq(); 2643d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (!req->ready) { 2644d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes LOG(ERROR) << "InvokeMethod request for thread not stopped by event: " << *targetThread; 2645d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes return JDWP::ERR_INVALID_THREAD; 2646d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2647d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2648d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* 2649d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * We currently have a bug where we don't successfully resume the 2650d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * target thread if the suspend count is too deep. We're expected to 2651d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * require one "resume" for each "suspend", but when asked to execute 2652d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * a method we have to resume fully and then re-suspend it back to the 2653d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * same level. (The easiest way to cause this is to type "suspend" 2654d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * multiple times in jdb.) 2655d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * 2656d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * It's unclear what this means when the event specifies "resume all" 2657d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * and some threads are suspended more deeply than others. This is 2658d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * a rare problem, so for now we just prevent it from hanging forever 2659d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * by rejecting the method invocation request. Without this, we will 2660d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * be stuck waiting on a suspended thread. 2661d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes */ 266200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers int suspend_count; 266300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 266450b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu2(soa.Self(), *Locks::thread_suspend_count_lock_); 266500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers suspend_count = targetThread->GetSuspendCount(); 266600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 2667d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (suspend_count > 1) { 2668d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes LOG(ERROR) << *targetThread << " suspend count too deep for method invocation: " << suspend_count; 26697934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom return JDWP::ERR_THREAD_SUSPENDED; // Probably not expected here. 2670d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2671d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 26723f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes JDWP::JdwpError status; 26732dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* receiver = gRegistry->Get<mirror::Object*>(object_id); 267464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (receiver == ObjectRegistry::kInvalidObject) { 26753f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 26763f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 267745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 26782dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread = gRegistry->Get<mirror::Object*>(thread_id); 267964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (thread == ObjectRegistry::kInvalidObject) { 26803f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 26813f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 268245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes // TODO: check that 'thread' is actually a java.lang.Thread! 268345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 26842dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 268545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (c == NULL) { 26863f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return status; 26873f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 268845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 2689ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 269045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (m->IsStatic() != (receiver == NULL)) { 269145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_INVALID_METHODID; 269245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 269345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (m->IsStatic()) { 269445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (m->GetDeclaringClass() != c) { 269545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_INVALID_METHODID; 269645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 269745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } else { 269845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (!m->GetDeclaringClass()->IsAssignableFrom(c)) { 269945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_INVALID_METHODID; 270045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 270145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 270245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 270345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes // Check the argument list matches the method. 270445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes MethodHelper mh(m); 270545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (mh.GetShortyLength() - 1 != arg_count) { 270645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_ILLEGAL_ARGUMENT; 270745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 270845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes const char* shorty = mh.GetShorty(); 27090920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes const DexFile::TypeList* types = mh.GetParameterTypeList(); 271045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes for (size_t i = 0; i < arg_count; ++i) { 271145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (shorty[i + 1] != JdwpTagToShortyChar(arg_types[i])) { 271245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_ILLEGAL_ARGUMENT; 271345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 27140920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes 27150920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes if (shorty[i + 1] == 'L') { 27160920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes // Did we really get an argument of an appropriate reference type? 27170920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes mirror::Class* parameter_type = mh.GetClassFromTypeIdx(types->GetTypeItem(i).type_idx_); 27180920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes mirror::Object* argument = gRegistry->Get<mirror::Object*>(arg_values[i]); 27190920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes if (argument == ObjectRegistry::kInvalidObject) { 27200920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 27210920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes } 27220920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes if (!argument->InstanceOf(parameter_type)) { 27230920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes return JDWP::ERR_ILLEGAL_ARGUMENT; 27240920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes } 27250920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes 27260920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes // Turn the on-the-wire ObjectId into a jobject. 27270920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes jvalue& v = reinterpret_cast<jvalue&>(arg_values[i]); 27280920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes v.l = gRegistry->GetJObject(arg_values[i]); 27290920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes } 273045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 273145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 273245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes req->receiver_ = receiver; 273345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes req->thread_ = thread; 273445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes req->class_ = c; 273545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes req->method_ = m; 273645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes req->arg_count_ = arg_count; 273745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes req->arg_values_ = arg_values; 2738d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes req->options_ = options; 2739d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes req->invoke_needed_ = true; 2740d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2741d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2742d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // The fact that we've released the thread list lock is a bit risky --- if the thread goes 2743d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // away we're sitting high and dry -- but we must release this before the ResumeAllThreads 2744d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // call, and it's unwise to hold it during WaitForSuspend. 2745d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2746d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes { 2747d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* 2748d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * We change our (JDWP thread) status, which should be THREAD_RUNNING, 274981ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes * so we can suspend for a GC if the invoke request causes us to 2750d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * run out of memory. It's also a good idea to change it before locking 2751d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * the invokeReq mutex, although that should never be held for long. 2752d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes */ 275300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromRunnableToSuspended(kWaitingForDebuggerSend); 2754d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 27554dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Transferring control to event thread"; 2756d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes { 275750b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, req->lock_); 2758d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2759d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if ((options & JDWP::INVOKE_SINGLE_THREADED) == 0) { 27604dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Resuming all threads"; 276100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers thread_list->UndoDebuggerSuspensions(); 2762d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } else { 27634dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Resuming event thread only"; 2764d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes thread_list->Resume(targetThread, true); 2765d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2766d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2767d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // Wait for the request to finish executing. 2768d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes while (req->invoke_needed_) { 2769c604d731730b43231f63040c8db1d58304da0cf3Ian Rogers req->cond_.Wait(self); 2770d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2771d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 27724dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Control has returned from event thread"; 2773d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2774d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* wait for thread to re-suspend itself */ 2775df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstrom SuspendThread(thread_id, false /* request_suspension */); 277600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromSuspendedToRunnable(); 2777d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2778d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2779d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* 2780d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * Suspend the threads. We waited for the target thread to suspend 2781d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * itself, so all we need to do is suspend the others. 2782d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * 2783d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * The suspendAllThreads() call will double-suspend the event thread, 2784d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * so we want to resume the target thread once to keep the books straight. 2785d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes */ 2786d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if ((options & JDWP::INVOKE_SINGLE_THREADED) == 0) { 278700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromRunnableToSuspended(kWaitingForDebuggerSuspension); 27884dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Suspending all threads"; 278900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers thread_list->SuspendAllForDebugger(); 279000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromSuspendedToRunnable(); 27914dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Resuming event thread to balance the count"; 2792d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes thread_list->Resume(targetThread, true); 2793d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2794d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2795d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // Copy the result. 2796d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes *pResultTag = req->result_tag; 2797d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (IsPrimitiveTag(req->result_tag)) { 2798f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes *pResultValue = req->result_value.GetJ(); 2799d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } else { 2800f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes *pResultValue = gRegistry->Add(req->result_value.GetL()); 2801d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2802d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes *pExceptionId = req->exception; 2803d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes return req->error; 2804872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2805872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2806872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::ExecuteMethod(DebugInvokeReq* pReq) { 280700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 2808d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 280981ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes // We can be called while an exception is pending. We need 2810d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // to preserve that across the method invocation. 281162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SirtRef<mirror::Object> old_throw_this_object(soa.Self(), NULL); 2812ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom SirtRef<mirror::ArtMethod> old_throw_method(soa.Self(), NULL); 281362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SirtRef<mirror::Throwable> old_exception(soa.Self(), NULL); 281462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers uint32_t old_throw_dex_pc; 281562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers { 281662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ThrowLocation old_throw_location; 281762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers mirror::Throwable* old_exception_obj = soa.Self()->GetException(&old_throw_location); 281862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_throw_this_object.reset(old_throw_location.GetThis()); 281962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_throw_method.reset(old_throw_location.GetMethod()); 282062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_exception.reset(old_exception_obj); 282162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_throw_dex_pc = old_throw_location.GetDexPc(); 282262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->ClearException(); 282362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 2824d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2825d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // Translate the method through the vtable, unless the debugger wants to suppress it. 2826ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = pReq->method_; 2827d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if ((pReq->options_ & JDWP::INVOKE_NONVIRTUAL) == 0 && pReq->receiver_ != NULL) { 2828ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* actual_method = pReq->class_->FindVirtualMethodForVirtualOrInterface(pReq->method_); 282945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (actual_method != m) { 283045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes VLOG(jdwp) << "ExecuteMethod translated " << PrettyMethod(m) << " to " << PrettyMethod(actual_method); 283145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes m = actual_method; 283245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 2833d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2834cfa9cfa3a94b33d300e1b08b48b3cb72de343dbdElliott Hughes VLOG(jdwp) << "ExecuteMethod " << PrettyMethod(m) 2835cfa9cfa3a94b33d300e1b08b48b3cb72de343dbdElliott Hughes << " receiver=" << pReq->receiver_ 2836cfa9cfa3a94b33d300e1b08b48b3cb72de343dbdElliott Hughes << " arg_count=" << pReq->arg_count_; 2837d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes CHECK(m != NULL); 2838d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2839d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes CHECK_EQ(sizeof(jvalue), sizeof(uint64_t)); 2840d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 28415d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao MethodHelper mh(m); 28425d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao ArgArray arg_array(mh.GetShorty(), mh.GetShortyLength()); 28435d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao arg_array.BuildArgArray(soa, pReq->receiver_, reinterpret_cast<jvalue*>(pReq->arg_values_)); 28446474d190d5604898354ebf767f1944b6e3e9b445Jeff Hao InvokeWithArgArray(soa, m, &arg_array, &pReq->result_value, mh.GetShorty()[0]); 2845d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 284662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers mirror::Throwable* exception = soa.Self()->GetException(NULL); 284762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->ClearException(); 284862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers pReq->exception = gRegistry->Add(exception); 2849d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes pReq->result_tag = BasicTagFromDescriptor(MethodHelper(m).GetShorty()); 2850d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (pReq->exception != 0) { 285162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers VLOG(jdwp) << " JDWP invocation returning with exception=" << exception 285262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers << " " << exception->Dump(); 2853f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes pReq->result_value.SetJ(0); 2854d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } else if (pReq->result_tag == JDWP::JT_OBJECT) { 2855d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* if no exception thrown, examine object result more closely */ 2856f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes JDWP::JdwpTag new_tag = TagFromObject(pReq->result_value.GetL()); 2857d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (new_tag != pReq->result_tag) { 28584dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " JDWP promoted result from " << pReq->result_tag << " to " << new_tag; 2859d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes pReq->result_tag = new_tag; 2860d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2861d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2862d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* 2863d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * Register the object. We don't actually need an ObjectId yet, 2864d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * but we do need to be sure that the GC won't move or discard the 2865d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * object when we switch out of RUNNING. The ObjectId conversion 2866d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * will add the object to the "do not touch" list. 2867d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * 2868d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * We can't use the "tracked allocation" mechanism here because 2869d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * the object is going to be handed off to a different thread. 2870d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes */ 2871f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes gRegistry->Add(pReq->result_value.GetL()); 2872d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2873d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2874d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (old_exception.get() != NULL) { 287562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ThrowLocation gc_safe_throw_location(old_throw_this_object.get(), old_throw_method.get(), 287662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_throw_dex_pc); 287762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->SetException(gc_safe_throw_location, old_exception.get()); 2878d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2879872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2880872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2881d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes/* 28824b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes * "request" contains a full JDWP packet, possibly with multiple chunks. We 2883f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * need to process each, accumulate the replies, and ship the whole thing 2884f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * back. 2885f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * 2886f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * Returns "true" if we have a reply. The reply buffer is newly allocated, 2887f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * and includes the chunk type/length, followed by the data. 2888f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * 28893d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes * OLD-TODO: we currently assume that the request and reply include a single 2890f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * chunk. If this becomes inconvenient we will need to adapt. 2891f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes */ 28924b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughesbool Dbg::DdmHandlePacket(JDWP::Request& request, uint8_t** pReplyBuf, int* pReplyLen) { 2893f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes Thread* self = Thread::Current(); 2894f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes JNIEnv* env = self->GetJniEnv(); 2895f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 28964b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes uint32_t type = request.ReadUnsigned32("type"); 28974b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes uint32_t length = request.ReadUnsigned32("length"); 28984b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes 28994b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes // Create a byte[] corresponding to 'request'. 29004b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes size_t request_length = request.size(); 29014b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes ScopedLocalRef<jbyteArray> dataArray(env, env->NewByteArray(request_length)); 29026a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (dataArray.get() == NULL) { 29034b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes LOG(WARNING) << "byte[] allocation failed: " << request_length; 2904f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes env->ExceptionClear(); 2905f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2906f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 29074b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes env->SetByteArrayRegion(dataArray.get(), 0, request_length, reinterpret_cast<const jbyte*>(request.data())); 29084b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes request.Skip(request_length); 2909f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 2910f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes // Run through and find all chunks. [Currently just find the first.] 29116a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes ScopedByteArrayRO contents(env, dataArray.get()); 29124b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes if (length != request_length) { 29134b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes LOG(WARNING) << StringPrintf("bad chunk found (len=%u pktLen=%d)", length, request_length); 2914f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2915f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2916f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 2917f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes // Call "private static Chunk dispatch(int type, byte[] data, int offset, int length)". 2918eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes ScopedLocalRef<jobject> chunk(env, env->CallStaticObjectMethod(WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer, 2919eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_dispatch, 29204b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes type, dataArray.get(), 0, length)); 2921f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes if (env->ExceptionCheck()) { 2922f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes LOG(INFO) << StringPrintf("Exception thrown by dispatcher for 0x%08x", type); 2923f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes env->ExceptionDescribe(); 2924f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes env->ExceptionClear(); 2925f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2926f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2927f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 29286a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (chunk.get() == NULL) { 2929f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2930f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2931f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 2932f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes /* 2933f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * Pull the pieces out of the chunk. We copy the results into a 2934f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * newly-allocated buffer that the caller can free. We don't want to 2935f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * continue using the Chunk object because nothing has a reference to it. 2936f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * 2937f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * We could avoid this by returning type/data/offset/length and having 2938f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * the caller be aware of the object lifetime issues, but that 293981ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes * integrates the JDWP code more tightly into the rest of the runtime, and doesn't work 2940f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * if we have responses for multiple chunks. 2941f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * 2942f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * So we're pretty much stuck with copying data around multiple times. 2943f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes */ 2944eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes ScopedLocalRef<jbyteArray> replyData(env, reinterpret_cast<jbyteArray>(env->GetObjectField(chunk.get(), WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_data))); 29454b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes jint offset = env->GetIntField(chunk.get(), WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_offset); 2946eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes length = env->GetIntField(chunk.get(), WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_length); 2947eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes type = env->GetIntField(chunk.get(), WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_type); 2948f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 29494dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << StringPrintf("DDM reply: type=0x%08x data=%p offset=%d length=%d", type, replyData.get(), offset, length); 29506a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (length == 0 || replyData.get() == NULL) { 2951f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2952f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2953f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 29544b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes const int kChunkHdrLen = 8; 2955f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes uint8_t* reply = new uint8_t[length + kChunkHdrLen]; 2956f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes if (reply == NULL) { 2957f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes LOG(WARNING) << "malloc failed: " << (length + kChunkHdrLen); 2958f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2959f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2960f7c3b6625d710a8700325eea447f65e9f963b7f2Elliott Hughes JDWP::Set4BE(reply + 0, type); 2961f7c3b6625d710a8700325eea447f65e9f963b7f2Elliott Hughes JDWP::Set4BE(reply + 4, length); 29626a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes env->GetByteArrayRegion(replyData.get(), offset, length, reinterpret_cast<jbyte*>(reply + kChunkHdrLen)); 2963f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 2964f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes *pReplyBuf = reply; 2965f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes *pReplyLen = length + kChunkHdrLen; 2966f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 29674b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes VLOG(jdwp) << StringPrintf("dvmHandleDdm returning type=%.4s %p len=%d", reinterpret_cast<char*>(reply), reply, length); 2968f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return true; 2969872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2970872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2971a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughesvoid Dbg::DdmBroadcast(bool connect) { 29724dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << "Broadcasting DDM " << (connect ? "connect" : "disconnect") << "..."; 297347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 297447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes Thread* self = Thread::Current(); 297550b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers if (self->GetState() != kRunnable) { 297650b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers LOG(ERROR) << "DDM broadcast in thread state " << self->GetState(); 297750b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers /* try anyway? */ 297847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 297947fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 298047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes JNIEnv* env = self->GetJniEnv(); 298147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes jint event = connect ? 1 /*DdmServer.CONNECTED*/ : 2 /*DdmServer.DISCONNECTED*/; 2982eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes env->CallStaticVoidMethod(WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer, 2983eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_broadcast, 2984eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes event); 298547fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes if (env->ExceptionCheck()) { 298647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes LOG(ERROR) << "DdmServer.broadcast " << event << " failed"; 298747fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes env->ExceptionDescribe(); 298847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes env->ExceptionClear(); 298947fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 299047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 299147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 2992872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::DdmConnected() { 2993a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Dbg::DdmBroadcast(true); 2994872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2995872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2996872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::DdmDisconnected() { 2997a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Dbg::DdmBroadcast(false); 299847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes gDdmThreadNotification = false; 299947fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 300047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 300147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes/* 30028218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes * Send a notification when a thread starts, stops, or changes its name. 300347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes * 300447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes * Because we broadcast the full set of threads when the notifications are 300547fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes * first enabled, it's possible for "thread" to be actively executing. 300647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes */ 30078218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughesvoid Dbg::DdmSendThreadNotification(Thread* t, uint32_t type) { 300847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes if (!gDdmThreadNotification) { 300947fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes return; 301047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 301147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 30128218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes if (type == CHUNK_TYPE("THDE")) { 30138218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes uint8_t buf[4]; 30148218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes JDWP::Set4BE(&buf[0], t->GetThinLockId()); 30158218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes Dbg::DdmSendChunk(CHUNK_TYPE("THDE"), 4, buf); 30168218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes } else { 30178218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes CHECK(type == CHUNK_TYPE("THCR") || type == CHUNK_TYPE("THNM")) << type; 301800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 30192dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers SirtRef<mirror::String> name(soa.Self(), t->GetThreadName(soa)); 302047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes size_t char_count = (name.get() != NULL) ? name->GetLength() : 0; 3021725a957985171d712d5c048cc3d00ff14968784bjeffhao const jchar* chars = (name.get() != NULL) ? name->GetCharArray()->GetData() : NULL; 302247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 302321f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes std::vector<uint8_t> bytes; 3024545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::Append4BE(bytes, t->GetThinLockId()); 3025545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::AppendUtf16BE(bytes, chars, char_count); 302621f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes CHECK_EQ(bytes.size(), char_count*2 + sizeof(uint32_t)*2); 302721f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes Dbg::DdmSendChunk(type, bytes); 302847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 302947fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 303047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 303147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughesvoid Dbg::DdmSetThreadNotification(bool enable) { 303200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // Enable/disable thread notifications. 303347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes gDdmThreadNotification = enable; 303447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes if (enable) { 303500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // Suspend the VM then post thread start notifications for all threads. Threads attaching will 303600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // see a suspension in progress and block until that ends. They then post their own start 303700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // notification. 303800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers SuspendVM(); 303900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers std::list<Thread*> threads; 304050b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers Thread* self = Thread::Current(); 304100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 304250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, *Locks::thread_list_lock_); 304300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers threads = Runtime::Current()->GetThreadList()->GetList(); 304400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 304500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 304650b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers ScopedObjectAccess soa(self); 304702e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier for (Thread* thread : threads) { 304802e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier Dbg::DdmSendThreadNotification(thread, CHUNK_TYPE("THCR")); 304900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 305000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 305100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ResumeVM(); 305247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 305347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 305447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 3055a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughesvoid Dbg::PostThreadStartOrStop(Thread* t, uint32_t type) { 3056c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes if (IsDebuggerActive()) { 3057dbe6f4613ae0161b169f4fca8a616b0b393370abMathieu Chartier ScopedObjectAccessUnchecked soa(Thread::Current()); 3058cfaa455374aae0a08c8cb28b5bb306b17866d652Ian Rogers JDWP::ObjectId id = gRegistry->Add(t->GetPeer()); 30598218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes gJdwpState->PostThreadChange(id, type == CHUNK_TYPE("THCR")); 306047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 30618218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes Dbg::DdmSendThreadNotification(t, type); 306247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 306347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 306447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughesvoid Dbg::PostThreadStart(Thread* t) { 3065a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Dbg::PostThreadStartOrStop(t, CHUNK_TYPE("THCR")); 306647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 306747fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 306847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughesvoid Dbg::PostThreadDeath(Thread* t) { 3069a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Dbg::PostThreadStartOrStop(t, CHUNK_TYPE("THDE")); 3070872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 3071872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 30728218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughesvoid Dbg::DdmSendChunk(uint32_t type, size_t byte_count, const uint8_t* buf) { 30733bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes CHECK(buf != NULL); 30743bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes iovec vec[1]; 30753bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes vec[0].iov_base = reinterpret_cast<void*>(const_cast<uint8_t*>(buf)); 30763bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes vec[0].iov_len = byte_count; 30773bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes Dbg::DdmSendChunkV(type, vec, 1); 3078872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 3079872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 308021f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughesvoid Dbg::DdmSendChunk(uint32_t type, const std::vector<uint8_t>& bytes) { 308121f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes DdmSendChunk(type, bytes.size(), &bytes[0]); 308221f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes} 308321f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes 3084f52935278fca8c7aa220543eef4544e3d1105d91Brian Carlstromvoid Dbg::DdmSendChunkV(uint32_t type, const iovec* iov, int iov_count) { 30853bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (gJdwpState == NULL) { 30864dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << "Debugger thread not active, ignoring DDM send: " << type; 30873bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3088cccd84f1f972f1a260c3be418c8388a5d30cf59eElliott Hughes gJdwpState->DdmSendChunkV(type, iov, iov_count); 30893bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3090872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 3091872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 3092767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesint Dbg::DdmHandleHpifChunk(HpifWhen when) { 3093767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (when == HPIF_WHEN_NOW) { 30947162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes DdmSendHeapInfo(when); 3095767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return true; 3096767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3097767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3098767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (when != HPIF_WHEN_NEVER && when != HPIF_WHEN_NEXT_GC && when != HPIF_WHEN_EVERY_GC) { 3099767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes LOG(ERROR) << "invalid HpifWhen value: " << static_cast<int>(when); 3100767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return false; 3101767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3102767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3103767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmHpifWhen = when; 3104767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return true; 3105767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 3106767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3107767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesbool Dbg::DdmHandleHpsgNhsgChunk(Dbg::HpsgWhen when, Dbg::HpsgWhat what, bool native) { 3108767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (when != HPSG_WHEN_NEVER && when != HPSG_WHEN_EVERY_GC) { 3109767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes LOG(ERROR) << "invalid HpsgWhen value: " << static_cast<int>(when); 3110767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return false; 3111767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3112767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3113767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (what != HPSG_WHAT_MERGED_OBJECTS && what != HPSG_WHAT_DISTINCT_OBJECTS) { 3114767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes LOG(ERROR) << "invalid HpsgWhat value: " << static_cast<int>(what); 3115767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return false; 3116767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3117767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3118767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (native) { 3119767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmNhsgWhen = when; 3120767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmNhsgWhat = what; 3121767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } else { 3122767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmHpsgWhen = when; 3123767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmHpsgWhat = what; 3124767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3125767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return true; 3126767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 3127767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 31287162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughesvoid Dbg::DdmSendHeapInfo(HpifWhen reason) { 31297162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes // If there's a one-shot 'when', reset it. 31307162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes if (reason == gDdmHpifWhen) { 31317162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes if (gDdmHpifWhen == HPIF_WHEN_NEXT_GC) { 31327162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes gDdmHpifWhen = HPIF_WHEN_NEVER; 31337162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes } 31347162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes } 31357162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes 31367162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes /* 31377162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * Chunk HPIF (client --> server) 31387162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * 31397162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * Heap Info. General information about the heap, 31407162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * suitable for a summary display. 31417162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * 31427162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: number of heaps 31437162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * 31447162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * For each heap: 31457162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: heap ID 31467162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u8]: timestamp in ms since Unix epoch 31477162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u1]: capture reason (same as 'when' value from server) 31487162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: max heap size in bytes (-Xmx) 31497162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: current heap size in bytes 31507162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: current number of bytes allocated 31517162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: current number of objects allocated 31527162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes */ 31537162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes uint8_t heap_count = 1; 31541d54e73444e017d3a65234e0f193846f3e27472bIan Rogers gc::Heap* heap = Runtime::Current()->GetHeap(); 315521f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes std::vector<uint8_t> bytes; 3156545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::Append4BE(bytes, heap_count); 31577934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Append4BE(bytes, 1); // Heap id (bogus; we only have one heap). 3158545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::Append8BE(bytes, MilliTime()); 3159545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::Append1BE(bytes, reason); 31607934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Append4BE(bytes, heap->GetMaxMemory()); // Max allowed heap size in bytes. 31617934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Append4BE(bytes, heap->GetTotalMemory()); // Current heap size in bytes. 3162b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes JDWP::Append4BE(bytes, heap->GetBytesAllocated()); 3163b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes JDWP::Append4BE(bytes, heap->GetObjectsAllocated()); 316421f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes CHECK_EQ(bytes.size(), 4U + (heap_count * (4 + 8 + 1 + 4 + 4 + 4 + 4))); 316521f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes Dbg::DdmSendChunk(CHUNK_TYPE("HPIF"), bytes); 3166767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 3167767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 31686a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughesenum HpsgSolidity { 31696a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_FREE = 0, 31706a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_HARD = 1, 31716a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_SOFT = 2, 31726a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_WEAK = 3, 31736a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_PHANTOM = 4, 31746a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_FINALIZABLE = 5, 31756a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_SWEEP = 6, 31766a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes}; 31776a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 31786a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughesenum HpsgKind { 31796a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_OBJECT = 0, 31806a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_CLASS_OBJECT = 1, 31816a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_ARRAY_1 = 2, 31826a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_ARRAY_2 = 3, 31836a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_ARRAY_4 = 4, 31846a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_ARRAY_8 = 5, 31856a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_UNKNOWN = 6, 31866a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_NATIVE = 7, 31876a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes}; 31886a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 31896a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes#define HPSG_PARTIAL (1<<7) 31906a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes#define HPSG_STATE(solidity, kind) ((uint8_t)((((kind) & 0x7) << 3) | ((solidity) & 0x7))) 31916a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 319230fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogersclass HeapChunkContext { 319330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers public: 31946a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Maximum chunk size. Obtain this from the formula: 31956a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // (((maximum_heap_size / ALLOCATION_UNIT_SIZE) + 255) / 256) * 2 31966a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes HeapChunkContext(bool merge, bool native) 319730fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers : buf_(16384 - 16), 319830fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers type_(0), 319930fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers merge_(merge) { 32006a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Reset(); 32016a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (native) { 320230fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers type_ = CHUNK_TYPE("NHSG"); 32036a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } else { 320430fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers type_ = merge ? CHUNK_TYPE("HPSG") : CHUNK_TYPE("HPSO"); 32056a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32066a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32076a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 32086a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes ~HeapChunkContext() { 320930fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers if (p_ > &buf_[0]) { 32106a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Flush(); 32116a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32126a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32136a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 32146a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes void EnsureHeader(const void* chunk_ptr) { 321530fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers if (!needHeader_) { 32166a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes return; 32176a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32186a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 32196a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Start a new HPSx chunk. 32207934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Write4BE(&p_, 1); // Heap id (bogus; we only have one heap). 32217934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Write1BE(&p_, 8); // Size of allocation unit, in bytes. 32226a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 32237934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Write4BE(&p_, reinterpret_cast<uintptr_t>(chunk_ptr)); // virtual address of segment start. 32247934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Write4BE(&p_, 0); // offset of this piece (relative to the virtual address). 32256a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // [u4]: length of piece, in allocation units 32266a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // We won't know this until we're done, so save the offset and stuff in a dummy value. 322730fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers pieceLenField_ = p_; 322830fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers JDWP::Write4BE(&p_, 0x55555555); 322930fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers needHeader_ = false; 32306a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32316a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3232b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers void Flush() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 3233d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers if (pieceLenField_ == NULL) { 3234d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers // Flush immediately post Reset (maybe back-to-back Flush). Ignore. 3235d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers CHECK(needHeader_); 3236d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers return; 3237d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers } 32386a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Patch the "length of piece" field. 323930fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers CHECK_LE(&buf_[0], pieceLenField_); 324030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers CHECK_LE(pieceLenField_, p_); 324130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers JDWP::Set4BE(pieceLenField_, totalAllocationUnits_); 32426a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 324330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers Dbg::DdmSendChunk(type_, p_ - &buf_[0], &buf_[0]); 32446a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Reset(); 32456a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32466a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 324700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers static void HeapChunkCallback(void* start, void* end, size_t used_bytes, void* arg) 3248b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::heap_bitmap_lock_, 3249b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers Locks::mutator_lock_) { 325030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers reinterpret_cast<HeapChunkContext*>(arg)->HeapChunkCallback(start, end, used_bytes); 3251a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 3252a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 32536a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes private: 3254a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes enum { ALLOCATION_UNIT_SIZE = 8 }; 3255a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 32566a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes void Reset() { 325730fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers p_ = &buf_[0]; 325815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers startOfNextMemoryChunk_ = NULL; 325930fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers totalAllocationUnits_ = 0; 326030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers needHeader_ = true; 326130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers pieceLenField_ = NULL; 32626a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32636a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 326400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers void HeapChunkCallback(void* start, void* /*end*/, size_t used_bytes) 3265b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::heap_bitmap_lock_, 3266b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers Locks::mutator_lock_) { 326730fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers // Note: heap call backs cannot manipulate the heap upon which they are crawling, care is taken 326830fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers // in the following code not to allocate memory, by ensuring buf_ is of the correct size 326915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (used_bytes == 0) { 327015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (start == NULL) { 327115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // Reset for start of new heap. 327215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers startOfNextMemoryChunk_ = NULL; 327315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers Flush(); 327415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 327515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // Only process in use memory so that free region information 327615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // also includes dlmalloc book keeping. 3277a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return; 3278a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 32796a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 328015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers /* If we're looking at the native heap, we'll just return 328115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers * (SOLIDITY_HARD, KIND_NATIVE) for all allocated chunks 328215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers */ 328315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers bool native = type_ == CHUNK_TYPE("NHSG"); 328415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers 328515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (startOfNextMemoryChunk_ != NULL) { 328615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // Transmit any pending free memory. Native free memory of 328715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // over kMaxFreeLen could be because of the use of mmaps, so 328815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // don't report. If not free memory then start a new segment. 328915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers bool flush = true; 329015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (start > startOfNextMemoryChunk_) { 329115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers const size_t kMaxFreeLen = 2 * kPageSize; 329215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers void* freeStart = startOfNextMemoryChunk_; 329315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers void* freeEnd = start; 32942d88862f0752a7a0e65145b088f49dabd49d4284Brian Carlstrom size_t freeLen = reinterpret_cast<char*>(freeEnd) - reinterpret_cast<char*>(freeStart); 329515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (!native || freeLen < kMaxFreeLen) { 329615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers AppendChunk(HPSG_STATE(SOLIDITY_FREE, 0), freeStart, freeLen); 329715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers flush = false; 329815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 329915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 330015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (flush) { 330115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers startOfNextMemoryChunk_ = NULL; 330215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers Flush(); 330315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 330415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 33052dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers const mirror::Object* obj = reinterpret_cast<const mirror::Object*>(start); 3306a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 3307a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Determine the type of this chunk. 3308a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // OLD-TODO: if context.merge, see if this chunk is different from the last chunk. 3309a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // If it's the same, we should combine them. 331015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers uint8_t state = ExamineObject(obj, native); 331115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // dlmalloc's chunk header is 2 * sizeof(size_t), but if the previous chunk is in use for an 331215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // allocation then the first sizeof(size_t) may belong to it. 331315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers const size_t dlMallocOverhead = sizeof(size_t); 331415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers AppendChunk(state, start, used_bytes + dlMallocOverhead); 33152d88862f0752a7a0e65145b088f49dabd49d4284Brian Carlstrom startOfNextMemoryChunk_ = reinterpret_cast<char*>(start) + used_bytes + dlMallocOverhead; 331615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 331715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers 331815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers void AppendChunk(uint8_t state, void* ptr, size_t length) 3319b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 332015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // Make sure there's enough room left in the buffer. 332115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // We need to use two bytes for every fractional 256 allocation units used by the chunk plus 332215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // 17 bytes for any header. 332315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers size_t needed = (((length/ALLOCATION_UNIT_SIZE + 255) / 256) * 2) + 17; 332415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers size_t bytesLeft = buf_.size() - (size_t)(p_ - &buf_[0]); 332515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (bytesLeft < needed) { 332615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers Flush(); 332715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 3328a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 332915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers bytesLeft = buf_.size() - (size_t)(p_ - &buf_[0]); 333015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (bytesLeft < needed) { 333115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers LOG(WARNING) << "Chunk is too big to transmit (chunk_len=" << length << ", " 333215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers << needed << " bytes)"; 333315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers return; 333415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 333515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers EnsureHeader(ptr); 3336a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Write out the chunk description. 333715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers length /= ALLOCATION_UNIT_SIZE; // Convert to allocation units. 333815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers totalAllocationUnits_ += length; 333915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers while (length > 256) { 334030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers *p_++ = state | HPSG_PARTIAL; 334130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers *p_++ = 255; // length - 1 334215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers length -= 256; 3343a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 334430fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers *p_++ = state; 334515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers *p_++ = length - 1; 33466a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33476a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 33482dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers uint8_t ExamineObject(const mirror::Object* o, bool is_native_heap) 3349b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::heap_bitmap_lock_) { 3350a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (o == NULL) { 3351a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_FREE, 0); 3352a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 33536a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3354a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // It's an allocated chunk. Figure out what it is. 33556a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3356a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // If we're looking at the native heap, we'll just return 3357a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // (SOLIDITY_HARD, KIND_NATIVE) for all allocated chunks. 335800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (is_native_heap) { 3359a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_NATIVE); 33606a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33616a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 33625bfa60ffcc953340feb711ed05cf576ac821905eIan Rogers if (!Runtime::Current()->GetHeap()->IsLiveObjectLocked(o)) { 336315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers return HPSG_STATE(SOLIDITY_HARD, KIND_NATIVE); 336400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 336500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 33662dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = o->GetClass(); 3367a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c == NULL) { 3368a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // The object was probably just created but hasn't been initialized yet. 3369a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_OBJECT); 3370a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 33716a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3372b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes if (!Runtime::Current()->GetHeap()->IsHeapAddress(c)) { 337315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers LOG(ERROR) << "Invalid class for managed heap object: " << o << " " << c; 3374a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_UNKNOWN); 3375a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 33766a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3377a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c->IsClassClass()) { 3378a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_CLASS_OBJECT); 33796a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33806a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3381a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c->IsArrayClass()) { 3382a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (o->IsObjectArray()) { 3383a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_4); 3384a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 3385a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes switch (c->GetComponentSize()) { 3386a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes case 1: return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_1); 3387a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes case 2: return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_2); 3388a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes case 4: return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_4); 3389a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes case 8: return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_8); 3390a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 33916a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33926a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3393a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_OBJECT); 33946a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33956a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 339630fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers std::vector<uint8_t> buf_; 339730fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers uint8_t* p_; 339830fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers uint8_t* pieceLenField_; 339915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers void* startOfNextMemoryChunk_; 340030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers size_t totalAllocationUnits_; 340130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers uint32_t type_; 340230fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers bool merge_; 340330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers bool needHeader_; 340430fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers 3405a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes DISALLOW_COPY_AND_ASSIGN(HeapChunkContext); 3406a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes}; 34076a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 34086a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughesvoid Dbg::DdmSendHeapSegments(bool native) { 34096a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Dbg::HpsgWhen when; 34106a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Dbg::HpsgWhat what; 34116a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (!native) { 34126a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes when = gDdmHpsgWhen; 34136a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes what = gDdmHpsgWhat; 34146a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } else { 34156a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes when = gDdmNhsgWhen; 34166a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes what = gDdmNhsgWhat; 34176a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 34186a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (when == HPSG_WHEN_NEVER) { 34196a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes return; 34206a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 34216a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 34226a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Figure out what kind of chunks we'll be sending. 34236a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes CHECK(what == HPSG_WHAT_MERGED_OBJECTS || what == HPSG_WHAT_DISTINCT_OBJECTS) << static_cast<int>(what); 34246a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 34256a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // First, send a heap start chunk. 34266a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes uint8_t heap_id[4]; 34277934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Set4BE(&heap_id[0], 1); // Heap id (bogus; we only have one heap). 34286a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Dbg::DdmSendChunk(native ? CHUNK_TYPE("NHST") : CHUNK_TYPE("HPST"), sizeof(heap_id), heap_id); 34296a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 34306a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Send a series of heap segment chunks. 3431a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes HeapChunkContext context((what == HPSG_WHAT_MERGED_OBJECTS), native); 3432a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (native) { 34331d54e73444e017d3a65234e0f193846f3e27472bIan Rogers dlmalloc_inspect_all(HeapChunkContext::HeapChunkCallback, &context); 3434a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } else { 34351d54e73444e017d3a65234e0f193846f3e27472bIan Rogers gc::Heap* heap = Runtime::Current()->GetHeap(); 34361d54e73444e017d3a65234e0f193846f3e27472bIan Rogers const std::vector<gc::space::ContinuousSpace*>& spaces = heap->GetContinuousSpaces(); 343750b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers Thread* self = Thread::Current(); 343862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ReaderMutexLock mu(self, *Locks::heap_bitmap_lock_); 34391d54e73444e017d3a65234e0f193846f3e27472bIan Rogers typedef std::vector<gc::space::ContinuousSpace*>::const_iterator It; 34401d54e73444e017d3a65234e0f193846f3e27472bIan Rogers for (It cur = spaces.begin(), end = spaces.end(); cur != end; ++cur) { 34411d54e73444e017d3a65234e0f193846f3e27472bIan Rogers if ((*cur)->IsDlMallocSpace()) { 34421d54e73444e017d3a65234e0f193846f3e27472bIan Rogers (*cur)->AsDlMallocSpace()->Walk(HeapChunkContext::HeapChunkCallback, &context); 3443b062fdd4cb097fbae69b4bcb479c34d83ecab8caMathieu Chartier } 3444b062fdd4cb097fbae69b4bcb479c34d83ecab8caMathieu Chartier } 3445e0f0cb3d855cb5e926452b5e1ec8457adc4e454eMathieu Chartier // Walk the large objects, these are not in the AllocSpace. 3446e0f0cb3d855cb5e926452b5e1ec8457adc4e454eMathieu Chartier heap->GetLargeObjectsSpace()->Walk(HeapChunkContext::HeapChunkCallback, &context); 3447a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 34486a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 34496a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Finally, send a heap end chunk. 34506a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Dbg::DdmSendChunk(native ? CHUNK_TYPE("NHEN") : CHUNK_TYPE("HPEN"), sizeof(heap_id), heap_id); 3451767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 3452767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3453b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughesstatic size_t GetAllocTrackerMax() { 3454b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes#ifdef HAVE_ANDROID_OS 3455b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes // Check whether there's a system property overriding the number of records. 3456b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes const char* propertyName = "dalvik.vm.allocTrackerMax"; 3457b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes char allocRecordMaxString[PROPERTY_VALUE_MAX]; 3458b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (property_get(propertyName, allocRecordMaxString, "") > 0) { 3459b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes char* end; 3460b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes size_t value = strtoul(allocRecordMaxString, &end, 10); 3461b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (*end != '\0') { 34623e47a748eb646b8d2fc8e8c4f11b270d9ae2c607Ruben Brunk LOG(ERROR) << "Ignoring " << propertyName << " '" << allocRecordMaxString 34633e47a748eb646b8d2fc8e8c4f11b270d9ae2c607Ruben Brunk << "' --- invalid"; 3464b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return kDefaultNumAllocRecords; 3465b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes } 3466b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (!IsPowerOfTwo(value)) { 34673e47a748eb646b8d2fc8e8c4f11b270d9ae2c607Ruben Brunk LOG(ERROR) << "Ignoring " << propertyName << " '" << allocRecordMaxString 34683e47a748eb646b8d2fc8e8c4f11b270d9ae2c607Ruben Brunk << "' --- not power of two"; 3469b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return kDefaultNumAllocRecords; 3470b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes } 3471b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return value; 3472b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes } 3473b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes#endif 3474b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return kDefaultNumAllocRecords; 3475b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes} 3476b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes 3477545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughesvoid Dbg::SetAllocTrackingEnabled(bool enabled) { 347850b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(Thread::Current(), gAllocTrackerLock); 3479545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (enabled) { 3480545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (recent_allocation_records_ == NULL) { 3481b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes gAllocRecordMax = GetAllocTrackerMax(); 3482b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes LOG(INFO) << "Enabling alloc tracker (" << gAllocRecordMax << " entries of " 3483b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes << kMaxAllocRecordStackDepth << " frames, taking " 3484b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes << PrettySize(sizeof(AllocRecord) * gAllocRecordMax) << ")"; 3485545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes gAllocRecordHead = gAllocRecordCount = 0; 3486b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes recent_allocation_records_ = new AllocRecord[gAllocRecordMax]; 3487545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes CHECK(recent_allocation_records_ != NULL); 3488545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3489545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } else { 3490545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes delete[] recent_allocation_records_; 3491545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes recent_allocation_records_ = NULL; 3492545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3493545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3494545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 34950399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogersstruct AllocRecordStackVisitor : public StackVisitor { 34967a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers AllocRecordStackVisitor(Thread* thread, AllocRecord* record) 3497b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 34987a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, NULL), record(record), depth(0) {} 3499545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 350000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 350100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 350200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 3503545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (depth >= kMaxAllocRecordStackDepth) { 3504530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return false; 3505545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3506ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = GetMethod(); 35070399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (!m->IsRuntimeMethod()) { 35080399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers record->stack[depth].method = m; 35090399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers record->stack[depth].dex_pc = GetDexPc(); 3510530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes ++depth; 3511545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3512530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return true; 3513545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3514545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3515545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes ~AllocRecordStackVisitor() { 3516545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // Clear out any unused stack trace elements. 3517545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes for (; depth < kMaxAllocRecordStackDepth; ++depth) { 3518545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes record->stack[depth].method = NULL; 35190399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers record->stack[depth].dex_pc = 0; 3520545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3521545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3522545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3523545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes AllocRecord* record; 3524545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes size_t depth; 3525545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes}; 3526545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 35272dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersvoid Dbg::RecordAllocation(mirror::Class* type, size_t byte_count) { 3528545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes Thread* self = Thread::Current(); 3529545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes CHECK(self != NULL); 3530545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 353150b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, gAllocTrackerLock); 3532545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (recent_allocation_records_ == NULL) { 3533545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return; 3534545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3535545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3536545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // Advance and clip. 3537b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (++gAllocRecordHead == gAllocRecordMax) { 3538545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes gAllocRecordHead = 0; 3539545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3540545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3541545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // Fill in the basics. 3542545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes AllocRecord* record = &recent_allocation_records_[gAllocRecordHead]; 3543545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes record->type = type; 3544545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes record->byte_count = byte_count; 3545545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes record->thin_lock_id = self->GetThinLockId(); 3546545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3547545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // Fill in the stack trace. 35487a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers AllocRecordStackVisitor visitor(self, record); 35490399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 3550545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3551b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (gAllocRecordCount < gAllocRecordMax) { 3552545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes ++gAllocRecordCount; 3553545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3554545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3555545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3556a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// Returns the index of the head element. 3557a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// 3558a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// We point at the most-recently-written record, so if gAllocRecordCount is 1 3559a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// we want to use the current element. Take "head+1" and subtract count 3560a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// from it. 3561a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// 3562a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// We need to handle underflow in our circular buffer, so we add 3563b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes// gAllocRecordMax and then mask it back down. 3564f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughesstatic inline int HeadIndex() EXCLUSIVE_LOCKS_REQUIRED(gAllocTrackerLock) { 3565b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return (gAllocRecordHead+1 + gAllocRecordMax - gAllocRecordCount) & (gAllocRecordMax-1); 3566545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3567545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3568545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughesvoid Dbg::DumpRecentAllocations() { 356900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 357050b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), gAllocTrackerLock); 3571545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (recent_allocation_records_ == NULL) { 3572545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes LOG(INFO) << "Not recording tracked allocations"; 3573545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return; 3574545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3575545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3576545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // "i" is the head of the list. We want to start at the end of the 3577545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // list and move forward to the tail. 3578a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes size_t i = HeadIndex(); 3579545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes size_t count = gAllocRecordCount; 3580545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3581545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes LOG(INFO) << "Tracked allocations, (head=" << gAllocRecordHead << " count=" << count << ")"; 3582545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes while (count--) { 3583545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes AllocRecord* record = &recent_allocation_records_[i]; 3584545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3585a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes LOG(INFO) << StringPrintf(" Thread %-2d %6zd bytes ", record->thin_lock_id, record->byte_count) 3586545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes << PrettyClass(record->type); 3587545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3588545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes for (size_t stack_frame = 0; stack_frame < kMaxAllocRecordStackDepth; ++stack_frame) { 3589ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* m = record->stack[stack_frame].method; 3590545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (m == NULL) { 3591545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes break; 3592545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3593545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes LOG(INFO) << " " << PrettyMethod(m) << " line " << record->stack[stack_frame].LineNumber(); 3594545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3595545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3596545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // pause periodically to help logcat catch up 3597545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if ((count % 5) == 0) { 3598545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes usleep(40000); 3599545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3600545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3601b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes i = (i + 1) & (gAllocRecordMax-1); 3602545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3603545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3604545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3605545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughesclass StringTable { 3606545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes public: 3607545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes StringTable() { 3608545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3609545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 36106d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers void Add(const char* s) { 3611545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes table_.insert(s); 3612545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3613545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3614a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes size_t IndexOf(const char* s) const { 361502e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier auto it = table_.find(s); 3616a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes if (it == table_.end()) { 3617a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes LOG(FATAL) << "IndexOf(\"" << s << "\") failed"; 3618a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes } 3619a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes return std::distance(table_.begin(), it); 3620545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3621545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3622a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes size_t Size() const { 3623545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return table_.size(); 3624545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3625545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3626a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes void WriteTo(std::vector<uint8_t>& bytes) const { 362702e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier for (const std::string& str : table_) { 362802e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier const char* s = str.c_str(); 36296d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers size_t s_len = CountModifiedUtf8Chars(s); 36306d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers UniquePtr<uint16_t> s_utf16(new uint16_t[s_len]); 36316d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers ConvertModifiedUtf8ToUtf16(s_utf16.get(), s); 36326d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers JDWP::AppendUtf16BE(bytes, s_utf16.get(), s_len); 3633545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3634545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3635545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3636545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes private: 3637a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes std::set<std::string> table_; 3638545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes DISALLOW_COPY_AND_ASSIGN(StringTable); 3639545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes}; 3640545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3641545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes/* 3642545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * The data we send to DDMS contains everything we have recorded. 3643545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3644545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * Message header (all values big-endian): 3645545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (1b) message header len (to allow future expansion); includes itself 3646545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (1b) entry header len 3647545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (1b) stack frame len 3648545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) number of entries 3649545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (4b) offset to string table from start of message 3650545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) number of class name strings 3651545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) number of method name strings 3652545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) number of source file name strings 3653545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * For each entry: 3654545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (4b) total allocation size 3655221229cb523f849f165fdafbf9785010963715daElliott Hughes * (2b) thread id 3656545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) allocated object's class name index 3657545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (1b) stack depth 3658545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * For each stack frame: 3659545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) method's class name 3660545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) method name 3661545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) method source file 3662545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) line number, clipped to 32767; -2 if native; -1 if no source 3663545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (xb) class name strings 3664545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (xb) method name strings 3665545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (xb) source file strings 3666545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3667545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * As with other DDM traffic, strings are sent as a 4-byte length 3668545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * followed by UTF-16 data. 3669545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3670545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * We send up 16-bit unsigned indexes into string tables. In theory there 3671b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes * can be (kMaxAllocRecordStackDepth * gAllocRecordMax) unique strings in 3672545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * each table, but in practice there should be far fewer. 3673545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3674545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * The chief reason for using a string table here is to keep the size of 3675545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * the DDMS message to a minimum. This is partly to make the protocol 3676545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * efficient, but also because we have to form the whole thing up all at 3677545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * once in a memory buffer. 3678545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3679545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * We use separate string tables for class names, method names, and source 3680545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * files to keep the indexes small. There will generally be no overlap 3681545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * between the contents of these tables. 3682545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes */ 3683545a064aca775ba801790fced3d713d8a87bfc61Elliott HughesjbyteArray Dbg::GetRecentAllocations() { 3684545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (false) { 3685545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes DumpRecentAllocations(); 3686545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3687545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 368850b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers Thread* self = Thread::Current(); 368946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier std::vector<uint8_t> bytes; 369046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier { 369146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier MutexLock mu(self, gAllocTrackerLock); 369246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // 369346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // Part 1: generate string tables. 369446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // 369546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier StringTable class_names; 369646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier StringTable method_names; 369746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier StringTable filenames; 369846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 369946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier int count = gAllocRecordCount; 370046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier int idx = HeadIndex(); 370146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier while (count--) { 370246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier AllocRecord* record = &recent_allocation_records_[idx]; 370346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 370446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier class_names.Add(ClassHelper(record->type).GetDescriptor()); 370546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 370646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier MethodHelper mh; 370746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier for (size_t i = 0; i < kMaxAllocRecordStackDepth; i++) { 3708ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = record->stack[i].method; 370946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier if (m != NULL) { 371046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier mh.ChangeMethod(m); 371146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier class_names.Add(mh.GetDeclaringClassDescriptor()); 371246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier method_names.Add(mh.GetName()); 371346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier filenames.Add(mh.GetDeclaringClassSourceFile()); 371446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier } 371546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier } 3716545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3717b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes idx = (idx + 1) & (gAllocRecordMax-1); 371846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier } 371946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 372046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier LOG(INFO) << "allocation records: " << gAllocRecordCount; 372146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 372246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // 372346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // Part 2: Generate the output and store it in the buffer. 372446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // 372546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 372646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (1b) message header len (to allow future expansion); includes itself 372746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (1b) entry header len 372846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (1b) stack frame len 372946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier const int kMessageHeaderLen = 15; 373046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier const int kEntryHeaderLen = 9; 373146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier const int kStackFrameLen = 8; 373246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append1BE(bytes, kMessageHeaderLen); 373346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append1BE(bytes, kEntryHeaderLen); 373446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append1BE(bytes, kStackFrameLen); 373546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 373646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) number of entries 373746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (4b) offset to string table from start of message 373846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) number of class name strings 373946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) number of method name strings 374046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) number of source file name strings 374146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, gAllocRecordCount); 374246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t string_table_offset = bytes.size(); 37437934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Append4BE(bytes, 0); // We'll patch this later... 374446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, class_names.Size()); 374546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, method_names.Size()); 374646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, filenames.Size()); 374746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 374846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier count = gAllocRecordCount; 374946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier idx = HeadIndex(); 375046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier ClassHelper kh; 375146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier while (count--) { 375246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // For each entry: 375346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (4b) total allocation size 375446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) thread id 375546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) allocated object's class name index 375646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (1b) stack depth 375746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier AllocRecord* record = &recent_allocation_records_[idx]; 375846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t stack_depth = record->GetDepth(); 375946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier kh.ChangeClass(record->type); 376046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t allocated_object_class_name_index = class_names.IndexOf(kh.GetDescriptor()); 376146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append4BE(bytes, record->byte_count); 376246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, record->thin_lock_id); 376346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, allocated_object_class_name_index); 376446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append1BE(bytes, stack_depth); 376546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 376646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier MethodHelper mh; 376746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier for (size_t stack_frame = 0; stack_frame < stack_depth; ++stack_frame) { 376846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // For each stack frame: 376946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) method's class name 377046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) method name 377146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) method source file 377246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) line number, clipped to 32767; -2 if native; -1 if no source 377346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier mh.ChangeMethod(record->stack[stack_frame].method); 377446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t class_name_index = class_names.IndexOf(mh.GetDeclaringClassDescriptor()); 377546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t method_name_index = method_names.IndexOf(mh.GetName()); 377646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t file_name_index = filenames.IndexOf(mh.GetDeclaringClassSourceFile()); 377746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, class_name_index); 377846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, method_name_index); 377946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, file_name_index); 378046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, record->stack[stack_frame].LineNumber()); 3781545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 378246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 3783b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes idx = (idx + 1) & (gAllocRecordMax-1); 3784545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3785545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 378646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (xb) class name strings 378746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (xb) method name strings 378846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (xb) source file strings 378946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Set4BE(&bytes[string_table_offset], bytes.size()); 379046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier class_names.WriteTo(bytes); 379146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier method_names.WriteTo(bytes); 379246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier filenames.WriteTo(bytes); 3793545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 379450b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers JNIEnv* env = self->GetJniEnv(); 3795545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes jbyteArray result = env->NewByteArray(bytes.size()); 3796545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (result != NULL) { 3797545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes env->SetByteArrayRegion(result, 0, bytes.size(), reinterpret_cast<const jbyte*>(&bytes[0])); 3798545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3799545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return result; 3800545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3801545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3802872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} // namespace art 3803