debugger.cc revision 87118ed6f3f99e7df33214c277cf200a7b9a7499
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 9862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogersclass DebugInstrumentationListener : public instrumentation::InstrumentationListener { 9962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers public: 10062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers DebugInstrumentationListener() {} 10162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual ~DebugInstrumentationListener() {} 10262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 10362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual void MethodEntered(Thread* thread, mirror::Object* this_object, 104ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* method, uint32_t dex_pc) 10562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 10662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers if (method->IsNative()) { 10762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // TODO: post location events is a suspension point and native method entry stubs aren't. 10862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers return; 10962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 110579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao Dbg::PostLocationEvent(method, 0, this_object, Dbg::kMethodEntry, nullptr); 11162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 11262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 11362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual void MethodExited(Thread* thread, mirror::Object* this_object, 114ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* method, 11562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers uint32_t dex_pc, const JValue& return_value) 11662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 11762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers if (method->IsNative()) { 11862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // TODO: post location events is a suspension point and native method entry stubs aren't. 11962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers return; 12062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 121579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao Dbg::PostLocationEvent(method, dex_pc, this_object, Dbg::kMethodExit, &return_value); 12262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 12362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 12451db44a194bafc3810a41164a8b39614f10e79dfSebastien Hertz virtual void MethodUnwind(Thread* thread, mirror::Object* this_object, 12551db44a194bafc3810a41164a8b39614f10e79dfSebastien Hertz const mirror::ArtMethod* method, uint32_t dex_pc) 12651db44a194bafc3810a41164a8b39614f10e79dfSebastien Hertz SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 12762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // We're not recorded to listen to this kind of event, so complain. 12862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers LOG(ERROR) << "Unexpected method unwind event in debugger " << PrettyMethod(method) 12951db44a194bafc3810a41164a8b39614f10e79dfSebastien Hertz << " " << dex_pc; 13062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 13162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 13262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual void DexPcMoved(Thread* thread, mirror::Object* this_object, 133ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* method, uint32_t new_dex_pc) 13462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 13562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Dbg::UpdateDebugger(thread, this_object, method, new_dex_pc); 13662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 13762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 13862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers virtual void ExceptionCaught(Thread* thread, const ThrowLocation& throw_location, 139ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* catch_method, uint32_t catch_dex_pc, 14062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers mirror::Throwable* exception_object) 14162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 14262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Dbg::PostException(thread, throw_location, catch_method, catch_dex_pc, exception_object); 14362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 14462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers} gDebugInstrumentationListener; 14562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 1464ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes// JDWP is allowed unless the Zygote forbids it. 1474ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughesstatic bool gJdwpAllowed = true; 1484ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes 149c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes// Was there a -Xrunjdwp or -agentlib:jdwp= argument on the command line? 1503bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic bool gJdwpConfigured = false; 1513bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 152c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes// Broken-down JDWP options. (Only valid if IsJdwpConfigured() is true.) 153376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughesstatic JDWP::JdwpOptions gJdwpOptions; 1543bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 1553bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes// Runtime JDWP state. 1563bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic JDWP::JdwpState* gJdwpState = NULL; 1573bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic bool gDebuggerConnected; // debugger or DDMS is connected. 1583bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic bool gDebuggerActive; // debugger is making requests. 1598696433d1b3d8ba15288483b777edd888de69135Elliott Hughesstatic bool gDisposed; // debugger called VirtualMachine.Dispose, so we should drop the connection. 1603bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 16147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughesstatic bool gDdmThreadNotification = false; 16247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 163767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes// DDMS GC-related settings. 164767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpifWhen gDdmHpifWhen = Dbg::HPIF_WHEN_NEVER; 165767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpsgWhen gDdmHpsgWhen = Dbg::HPSG_WHEN_NEVER; 166767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpsgWhat gDdmHpsgWhat; 167767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpsgWhen gDdmNhsgWhen = Dbg::HPSG_WHEN_NEVER; 168767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesstatic Dbg::HpsgWhat gDdmNhsgWhat; 169767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 170475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughesstatic ObjectRegistry* gRegistry = NULL; 171475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 172545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes// Recent allocation tracking. 173df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstromstatic Mutex gAllocTrackerLock DEFAULT_MUTEX_ACQUIRED_AFTER("AllocTracker lock"); 1747934ac288acfb2552bb0b06ec1f61e5820d924a4Brian CarlstromAllocRecord* Dbg::recent_allocation_records_ PT_GUARDED_BY(gAllocTrackerLock) = NULL; // TODO: CircularBuffer<AllocRecord> 175b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughesstatic size_t gAllocRecordMax GUARDED_BY(gAllocTrackerLock) = 0; 176f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughesstatic size_t gAllocRecordHead GUARDED_BY(gAllocTrackerLock) = 0; 177f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughesstatic size_t gAllocRecordCount GUARDED_BY(gAllocTrackerLock) = 0; 178545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 1798696433d1b3d8ba15288483b777edd888de69135Elliott Hughes// Breakpoints and single-stepping. 18009bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhaostatic std::vector<Breakpoint> gBreakpoints GUARDED_BY(Locks::breakpoint_lock_); 1818696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 182ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic bool IsBreakpoint(const mirror::ArtMethod* m, uint32_t dex_pc) 18309bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao LOCKS_EXCLUDED(Locks::breakpoint_lock_) 184b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 18509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 1868696433d1b3d8ba15288483b777edd888de69135Elliott Hughes for (size_t i = 0; i < gBreakpoints.size(); ++i) { 187a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes if (gBreakpoints[i].method == m && gBreakpoints[i].dex_pc == dex_pc) { 1888696433d1b3d8ba15288483b777edd888de69135Elliott Hughes VLOG(jdwp) << "Hit breakpoint #" << i << ": " << gBreakpoints[i]; 1898696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return true; 1908696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 1918696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 1928696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return false; 1938696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 1948696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 1959e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughesstatic bool IsSuspendedForDebugger(ScopedObjectAccessUnchecked& soa, Thread* thread) { 1969e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes MutexLock mu(soa.Self(), *Locks::thread_suspend_count_lock_); 1979e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes // A thread may be suspended for GC; in this code, we really want to know whether 1989e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes // there's a debugger suspension active. 1999e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes return thread->IsSuspended() && thread->GetDebugSuspendCount() > 0; 2009e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes} 2019e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes 2022dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersstatic mirror::Array* DecodeArray(JDWP::RefTypeId id, JDWP::JdwpError& status) 203b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 2042dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(id); 20564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 206436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_INVALID_OBJECT; 207436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return NULL; 208436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 209436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (!o->IsArrayInstance()) { 210436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_INVALID_ARRAY; 211436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return NULL; 212436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 213436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_NONE; 214436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return o->AsArray(); 215436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes} 216436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 2172dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersstatic mirror::Class* DecodeClass(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->IsClass()) { 225436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_INVALID_CLASS; 226436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return NULL; 227436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 228436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes status = JDWP::ERR_NONE; 229436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return o->AsClass(); 230436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes} 231436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 232221229cb523f849f165fdafbf9785010963715daElliott Hughesstatic JDWP::JdwpError DecodeThread(ScopedObjectAccessUnchecked& soa, JDWP::ObjectId thread_id, Thread*& thread) 233a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao EXCLUSIVE_LOCKS_REQUIRED(Locks::thread_list_lock_) 234b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers LOCKS_EXCLUDED(Locks::thread_suspend_count_lock_) 235b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 2362dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_peer = gRegistry->Get<mirror::Object*>(thread_id); 23764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (thread_peer == NULL || thread_peer == ObjectRegistry::kInvalidObject) { 238221229cb523f849f165fdafbf9785010963715daElliott Hughes // This isn't even an object. 239221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_INVALID_OBJECT; 240221229cb523f849f165fdafbf9785010963715daElliott Hughes } 241221229cb523f849f165fdafbf9785010963715daElliott Hughes 2422dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* java_lang_Thread = soa.Decode<mirror::Class*>(WellKnownClasses::java_lang_Thread); 243221229cb523f849f165fdafbf9785010963715daElliott Hughes if (!java_lang_Thread->IsAssignableFrom(thread_peer->GetClass())) { 244221229cb523f849f165fdafbf9785010963715daElliott Hughes // This isn't a thread. 245221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_INVALID_THREAD; 246221229cb523f849f165fdafbf9785010963715daElliott Hughes } 247221229cb523f849f165fdafbf9785010963715daElliott Hughes 248221229cb523f849f165fdafbf9785010963715daElliott Hughes thread = Thread::FromManagedThread(soa, thread_peer); 249221229cb523f849f165fdafbf9785010963715daElliott Hughes if (thread == NULL) { 250221229cb523f849f165fdafbf9785010963715daElliott Hughes // This is a java.lang.Thread without a Thread*. Must be a zombie. 251221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_THREAD_NOT_ALIVE; 252436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 253221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 254436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes} 255436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 25624437995cdac88b42e42b16d9aa121e833330999Elliott Hughesstatic JDWP::JdwpTag BasicTagFromDescriptor(const char* descriptor) { 25724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes // JDWP deliberately uses the descriptor characters' ASCII values for its enum. 25824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes // Note that by "basic" we mean that we don't get more specific than JT_OBJECT. 25924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return static_cast<JDWP::JdwpTag>(descriptor[0]); 26024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes} 26124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 2622dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersstatic JDWP::JdwpTag TagFromClass(mirror::Class* c) 263b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 26486b0010c79ef95b5333cd540b7d3af34a9f1a643Elliott Hughes CHECK(c != NULL); 26524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (c->IsArrayClass()) { 26624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_ARRAY; 26724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 26824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 2693d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 27024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (c->IsStringClass()) { 27124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_STRING; 27224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else if (c->IsClassClass()) { 27324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_CLASS_OBJECT; 2743d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } else if (class_linker->FindSystemClass("Ljava/lang/Thread;")->IsAssignableFrom(c)) { 27524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_THREAD; 2763d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } else if (class_linker->FindSystemClass("Ljava/lang/ThreadGroup;")->IsAssignableFrom(c)) { 27724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_THREAD_GROUP; 2783d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } else if (class_linker->FindSystemClass("Ljava/lang/ClassLoader;")->IsAssignableFrom(c)) { 27924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_CLASS_LOADER; 28024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else { 28124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return JDWP::JT_OBJECT; 28224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 28324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes} 28424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 28524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes/* 28624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * Objects declared to hold Object might actually hold a more specific 28724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * type. The debugger may take a special interest in these (e.g. it 28824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * wants to display the contents of Strings), so we want to return an 28924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * appropriate tag. 29024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * 29124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes * Null objects are tagged JT_OBJECT. 29224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes */ 2932dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersstatic JDWP::JdwpTag TagFromObject(const mirror::Object* o) 294b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 29524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return (o == NULL) ? JDWP::JT_OBJECT : TagFromClass(o->GetClass()); 29624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes} 29724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 29824437995cdac88b42e42b16d9aa121e833330999Elliott Hughesstatic bool IsPrimitiveTag(JDWP::JdwpTag tag) { 29924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes switch (tag) { 30024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_BOOLEAN: 30124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_BYTE: 30224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_CHAR: 30324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_FLOAT: 30424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_DOUBLE: 30524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_INT: 30624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_LONG: 30724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_SHORT: 30824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes case JDWP::JT_VOID: 30924437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return true; 31024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes default: 31124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes return false; 31224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 31324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes} 31424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 3153bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes/* 3163bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * Handle one of the JDWP name/value pairs. 3173bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * 3183bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * JDWP options are: 3193bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * help: if specified, show help message and bail 3203bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * transport: may be dt_socket or dt_shmem 3213bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * address: for dt_socket, "host:port", or just "port" when listening 3223bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * server: if "y", wait for debugger to attach; if "n", attach to debugger 3233bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * timeout: how long to wait for debugger to connect / listen 3243bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * 3253bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * Useful with server=n (these aren't supported yet): 3263bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * onthrow=<exception-name>: connect to debugger when exception thrown 3273bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * onuncaught=y|n: connect to debugger when uncaught exception thrown 3283bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * launch=<command-line>: launch the debugger itself 3293bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * 3303bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * The "transport" option is required, as is "address" if server=n. 3313bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes */ 3323bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesstatic bool ParseJdwpOption(const std::string& name, const std::string& value) { 3333bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (name == "transport") { 3343bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (value == "dt_socket") { 335376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.transport = JDWP::kJdwpTransportSocket; 3363bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (value == "dt_android_adb") { 337376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.transport = JDWP::kJdwpTransportAndroidAdb; 3383bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3393bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP transport not supported: " << value; 3403bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3413bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3423bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (name == "server") { 3433bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (value == "n") { 344376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.server = false; 3453bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (value == "y") { 346376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.server = true; 3473bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3483bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP option 'server' must be 'y' or 'n'"; 3493bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3503bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3513bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (name == "suspend") { 3523bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (value == "n") { 353376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.suspend = false; 3543bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (value == "y") { 355376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.suspend = true; 3563bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3573bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP option 'suspend' must be 'y' or 'n'"; 3583bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3593bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3603bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (name == "address") { 3613bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes /* this is either <port> or <host>:<port> */ 3623bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes std::string port_string; 363376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.host.clear(); 3643bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes std::string::size_type colon = value.find(':'); 3653bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (colon != std::string::npos) { 366376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.host = value.substr(0, colon); 3673bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes port_string = value.substr(colon + 1); 3683bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3693bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes port_string = value; 3703bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3713bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (port_string.empty()) { 3723bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP address missing port: " << value; 3733bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3743bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3753bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes char* end; 376ba8eee10607a524f43b55a6f33c13924fb16d435Elliott Hughes uint64_t port = strtoul(port_string.c_str(), &end, 10); 377ba8eee10607a524f43b55a6f33c13924fb16d435Elliott Hughes if (*end != '\0' || port > 0xffff) { 3783bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "JDWP address has junk in port field: " << value; 3793bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 3803bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 381376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpOptions.port = port; 3823bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else if (name == "launch" || name == "onthrow" || name == "oncaught" || name == "timeout") { 3833bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes /* valid but unsupported */ 3843bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(INFO) << "Ignoring JDWP option '" << name << "'='" << value << "'"; 3853bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3863bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(INFO) << "Ignoring unrecognized JDWP option '" << name << "'='" << value << "'"; 3873bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3883bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 3893bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return true; 3903bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes} 3913bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 3923bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes/* 3933bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * Parse the latter half of a -Xrunjdwp/-agentlib:jdwp= string, e.g.: 3943bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes * "transport=dt_socket,address=8000,server=y,suspend=n" 3953bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes */ 3963bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughesbool Dbg::ParseJdwpOptions(const std::string& options) { 3974dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << "ParseJdwpOptions: " << options; 39847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 3993bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes std::vector<std::string> pairs; 4003bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes Split(options, ',', pairs); 4013bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 4023bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes for (size_t i = 0; i < pairs.size(); ++i) { 4033bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes std::string::size_type equals = pairs[i].find('='); 4043bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (equals == std::string::npos) { 4053bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "Can't parse JDWP option '" << pairs[i] << "' in '" << options << "'"; 4063bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 4073bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 4083bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes ParseJdwpOption(pairs[i].substr(0, equals), pairs[i].substr(equals + 1)); 4093bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 4103bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 411376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (gJdwpOptions.transport == JDWP::kJdwpTransportUnknown) { 4123bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "Must specify JDWP transport: " << options; 4133bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 414376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (!gJdwpOptions.server && (gJdwpOptions.host.empty() || gJdwpOptions.port == 0)) { 4153bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes LOG(ERROR) << "Must specify JDWP host and port when server=n: " << options; 4163bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return false; 4173bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 4183bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 4193bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes gJdwpConfigured = true; 4203bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return true; 4213bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes} 4223bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes 423d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughesvoid Dbg::StartJdwp() { 424c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes if (!gJdwpAllowed || !IsJdwpConfigured()) { 425376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes // No JDWP for you! 426376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes return; 427376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes } 428376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes 429475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes CHECK(gRegistry == NULL); 430475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes gRegistry = new ObjectRegistry; 431475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 432d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // Init JDWP if the debugger is enabled. This may connect out to a 433d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // debugger, passively listen for a debugger, or block waiting for a 434d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // debugger. 435376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes gJdwpState = JDWP::JdwpState::Create(&gJdwpOptions); 436376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (gJdwpState == NULL) { 437f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes // We probably failed because some other process has the port already, which means that 438f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes // if we don't abort the user is likely to think they're talking to us when they're actually 439f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes // talking to that other process. 4403d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes LOG(FATAL) << "Debugger thread failed to initialize"; 441d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes } 442d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes 443d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // If a debugger has already attached, send the "welcome" message. 444d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes // This may cause us to suspend all threads. 445376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (gJdwpState->IsActive()) { 44600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 447376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes if (!gJdwpState->PostVMStart()) { 4483d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes LOG(WARNING) << "Failed to post 'start' message to debugger"; 449d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes } 450d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes } 451872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 452872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 453d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughesvoid Dbg::StopJdwp() { 454376a7a033d29d5f2b6e16574a340c999ff2999a0Elliott Hughes delete gJdwpState; 455475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes delete gRegistry; 456475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes gRegistry = NULL; 457872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 458872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 459767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesvoid Dbg::GcDidFinish() { 460767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (gDdmHpifWhen != HPIF_WHEN_NEVER) { 46100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 46281ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes LOG(DEBUG) << "Sending heap info to DDM"; 4637162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes DdmSendHeapInfo(gDdmHpifWhen); 464767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 465767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (gDdmHpsgWhen != HPSG_WHEN_NEVER) { 46600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 46781ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes LOG(DEBUG) << "Dumping heap to DDM"; 4686a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes DdmSendHeapSegments(false); 469767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 470767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (gDdmNhsgWhen != HPSG_WHEN_NEVER) { 47100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 472767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes LOG(DEBUG) << "Dumping native heap to DDM"; 4736a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes DdmSendHeapSegments(true); 474767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 475767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 476767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 4774ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughesvoid Dbg::SetJdwpAllowed(bool allowed) { 4784ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes gJdwpAllowed = allowed; 4794ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes} 4804ffd31315bc0d00ec278e85feed15985de5ac3dcElliott Hughes 481872d4ec7225444d9400d30f9027247deb91012fdElliott HughesDebugInvokeReq* Dbg::GetInvokeReq() { 482475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes return Thread::Current()->GetInvokeReq(); 483475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes} 484475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 485475fc23a4a7f35d1be87ea0b06c80df317a720acElliott HughesThread* Dbg::GetDebugThread() { 486475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes return (gJdwpState != NULL) ? gJdwpState->GetDebugThread() : NULL; 487475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes} 488475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes 489475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughesvoid Dbg::ClearWaitForEventThread() { 490475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes gJdwpState->ClearWaitForEventThread(); 491872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 492872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 493872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::Connected() { 4943bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes CHECK(!gDebuggerConnected); 4954dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << "JDWP has attached"; 4963bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes gDebuggerConnected = true; 4978696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gDisposed = false; 4988696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 4998696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 5008696433d1b3d8ba15288483b777edd888de69135Elliott Hughesvoid Dbg::Disposed() { 5018696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gDisposed = true; 5028696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 5038696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 5048696433d1b3d8ba15288483b777edd888de69135Elliott Hughesbool Dbg::IsDisposed() { 5058696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return gDisposed; 506872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 507872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 508a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughesvoid Dbg::GoActive() { 509a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Enable all debugging features, including scans for breakpoints. 510a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // This is a no-op if we're already active. 511a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Only called from the JDWP handler thread. 512a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (gDebuggerActive) { 513a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return; 514a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 515a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 516c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes { 517c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes // TODO: dalvik only warned if there were breakpoints left over. clear in Dbg::Disconnected? 51809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 519c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes CHECK_EQ(gBreakpoints.size(), 0U); 520c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes } 521a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 52262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Runtime* runtime = Runtime::Current(); 52362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetThreadList()->SuspendAll(); 52462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Thread* self = Thread::Current(); 52562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ThreadState old_state = self->SetStateUnsafe(kRunnable); 52662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers CHECK_NE(old_state, kRunnable); 52762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetInstrumentation()->AddListener(&gDebugInstrumentationListener, 52862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation::kMethodEntered | 52962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation::kMethodExited | 53014dd5a82ad85a28612bf86e755ff929d767cea4cJeff Hao instrumentation::Instrumentation::kDexPcMoved | 53114dd5a82ad85a28612bf86e755ff929d767cea4cJeff Hao instrumentation::Instrumentation::kExceptionCaught); 532a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes gDebuggerActive = true; 53362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers CHECK_EQ(self->SetStateUnsafe(old_state), kRunnable); 53462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetThreadList()->ResumeAll(); 53562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers 53662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers LOG(INFO) << "Debugger is active"; 537872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 538872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 539872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::Disconnected() { 540234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes CHECK(gDebuggerConnected); 541234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes 542c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes LOG(INFO) << "Debugger is no longer active"; 543234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes 54462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // Suspend all threads and exclusively acquire the mutator lock. Set the state of the thread 54562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // to kRunnable to avoid scoped object access transitions. Remove the debugger as a listener 54662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers // and clear the object registry. 54762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Runtime* runtime = Runtime::Current(); 54862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetThreadList()->SuspendAll(); 54962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers Thread* self = Thread::Current(); 55062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ThreadState old_state = self->SetStateUnsafe(kRunnable); 55162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetInstrumentation()->RemoveListener(&gDebugInstrumentationListener, 55262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation::kMethodEntered | 55362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation::kMethodExited | 55414dd5a82ad85a28612bf86e755ff929d767cea4cJeff Hao instrumentation::Instrumentation::kDexPcMoved | 55514dd5a82ad85a28612bf86e755ff929d767cea4cJeff Hao instrumentation::Instrumentation::kExceptionCaught); 556c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes gDebuggerActive = false; 557234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes gRegistry->Clear(); 558234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes gDebuggerConnected = false; 55962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers CHECK_EQ(self->SetStateUnsafe(old_state), kRunnable); 56062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers runtime->GetThreadList()->ResumeAll(); 561872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 562872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 563c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughesbool Dbg::IsDebuggerActive() { 5643bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return gDebuggerActive; 565872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 566872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 567c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughesbool Dbg::IsJdwpConfigured() { 5683bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes return gJdwpConfigured; 569872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 570872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 571872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesint64_t Dbg::LastDebuggerActivity() { 572ca9515205010099d006ac2fac244348a1e673dcbElliott Hughes return gJdwpState->LastDebuggerActivity(); 573872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 574872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 575872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::UndoDebuggerSuspensions() { 576234ab15b00f8120282d1833e5d7480eca2e35a29Elliott Hughes Runtime::Current()->GetThreadList()->UndoDebuggerSuspensions(); 577872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 578872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 57988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstd::string Dbg::GetClassName(JDWP::RefTypeId class_id) { 5802dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(class_id); 5813d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (o == NULL) { 582436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return "NULL"; 5837b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 58464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == ObjectRegistry::kInvalidObject) { 58588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return StringPrintf("invalid object %p", reinterpret_cast<void*>(class_id)); 5863d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 5873d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (!o->IsClass()) { 5887934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom return StringPrintf("non-class %p", o); // This is only used for debugging output anyway. 5893d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 590436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return DescriptorToName(ClassHelper(o->AsClass()).GetDescriptor()); 5913d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes} 5923d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes 59388d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetClassObject(JDWP::RefTypeId id, JDWP::ObjectId& class_object_id) { 594436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 5952dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(id, status); 596436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 597436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 5982435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 59988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes class_object_id = gRegistry->Add(c); 600436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 6018696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 6028696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 60388d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetSuperclass(JDWP::RefTypeId id, JDWP::RefTypeId& superclass_id) { 6043d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes JDWP::JdwpError status; 6052dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(id, status); 6063d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (c == NULL) { 6073d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return status; 6083d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 6093d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (c->IsInterface()) { 6103d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes // http://code.google.com/p/android/issues/detail?id=20856 61188d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes superclass_id = 0; 6123d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } else { 61388d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes superclass_id = gRegistry->Add(c->GetSuperClass()); 6143d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 6153d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 616872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 617872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 618436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott HughesJDWP::JdwpError Dbg::GetClassLoader(JDWP::RefTypeId id, JDWP::ExpandBuf* pReply) { 6192dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(id); 62064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 621436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 622436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 623436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes expandBufAddObjectId(pReply, gRegistry->Add(o->GetClass()->GetClassLoader())); 624436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 625872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 626872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 627436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott HughesJDWP::JdwpError Dbg::GetModifiers(JDWP::RefTypeId id, JDWP::ExpandBuf* pReply) { 628436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 6292dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(id, status); 630436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 631436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 6327b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 633436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 634436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes uint32_t access_flags = c->GetAccessFlags() & kAccJavaFlagsMask; 635436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 636436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes // Set ACC_SUPER; dex files don't contain this flag, but all classes are supposed to have it set. 637436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes // Class.getModifiers doesn't return it, but JDWP does, so we set it here. 638436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes access_flags |= kAccSuper; 639436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 640436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes expandBufAdd4BE(pReply, access_flags); 641436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 642436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 643872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 644872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 645f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott HughesJDWP::JdwpError Dbg::GetMonitorInfo(JDWP::ObjectId object_id, JDWP::ExpandBuf* reply) 646f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 6472dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 64864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 649f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 650f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } 651f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 652f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes // Ensure all threads are suspended while we read objects' lock words. 653f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Thread* self = Thread::Current(); 654f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Locks::mutator_lock_->SharedUnlock(self); 655f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Locks::mutator_lock_->ExclusiveLock(self); 656f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 657f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes MonitorInfo monitor_info(o); 658f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 659f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Locks::mutator_lock_->ExclusiveUnlock(self); 660f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes Locks::mutator_lock_->SharedLock(self); 661f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 662d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers if (monitor_info.owner_ != NULL) { 663d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers expandBufAddObjectId(reply, gRegistry->Add(monitor_info.owner_->GetPeer())); 664f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } else { 665f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes expandBufAddObjectId(reply, gRegistry->Add(NULL)); 666f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } 667d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers expandBufAdd4BE(reply, monitor_info.entry_count_); 668d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers expandBufAdd4BE(reply, monitor_info.waiters_.size()); 669d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers for (size_t i = 0; i < monitor_info.waiters_.size(); ++i) { 670d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers expandBufAddObjectId(reply, gRegistry->Add(monitor_info.waiters_[i]->GetPeer())); 671f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } 672f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes return JDWP::ERR_NONE; 673f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes} 674f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes 675734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott HughesJDWP::JdwpError Dbg::GetOwnedMonitors(JDWP::ObjectId thread_id, 676734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes std::vector<JDWP::ObjectId>& monitors, 677734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes std::vector<uint32_t>& stack_depths) 6784993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 6794993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes ScopedObjectAccessUnchecked soa(Thread::Current()); 6804993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 6814993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes Thread* thread; 6824993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 6834993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes if (error != JDWP::ERR_NONE) { 6844993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes return error; 6854993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 6864993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 6874993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes return JDWP::ERR_THREAD_NOT_SUSPENDED; 6884993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 6894993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 6904993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes struct OwnedMonitorVisitor : public StackVisitor { 6917a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers OwnedMonitorVisitor(Thread* thread, Context* context) 6924993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 6937a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, context), current_stack_depth(0) {} 6944993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 6954993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 6964993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes // annotalysis. 6974993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 6984993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes if (!GetMethod()->IsRuntimeMethod()) { 6994993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes Monitor::VisitLocks(this, AppendOwnedMonitors, this); 700734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes ++current_stack_depth; 7014993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7024993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes return true; 7034993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7044993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 7052dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers static void AppendOwnedMonitors(mirror::Object* owned_monitor, void* arg) { 7067a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers OwnedMonitorVisitor* visitor = reinterpret_cast<OwnedMonitorVisitor*>(arg); 707734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes visitor->monitors.push_back(owned_monitor); 708734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes visitor->stack_depths.push_back(visitor->current_stack_depth); 7094993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7104993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 711734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes size_t current_stack_depth; 7122dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Object*> monitors; 713734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes std::vector<uint32_t> stack_depths; 7144993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes }; 7157a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers UniquePtr<Context> context(Context::Create()); 7167a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers OwnedMonitorVisitor visitor(thread, context.get()); 7174993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes visitor.WalkStack(); 7184993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 7194993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes for (size_t i = 0; i < visitor.monitors.size(); ++i) { 7204993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes monitors.push_back(gRegistry->Add(visitor.monitors[i])); 721734b8c62cc637c25f4c2481ca6a48adbd7209c6cElliott Hughes stack_depths.push_back(visitor.stack_depths[i]); 7224993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes } 7234993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 7244993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes return JDWP::ERR_NONE; 7254993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes} 7264993bbc8eda377804e585efd918f8ab9d9eab7d4Elliott Hughes 727f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott HughesJDWP::JdwpError Dbg::GetContendedMonitor(JDWP::ObjectId thread_id, JDWP::ObjectId& contended_monitor) 728f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 729f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes ScopedObjectAccessUnchecked soa(Thread::Current()); 730f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 731f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes Thread* thread; 732f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 733f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes if (error != JDWP::ERR_NONE) { 734f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return error; 735f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes } 736f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 737f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return JDWP::ERR_THREAD_NOT_SUSPENDED; 738f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes } 739f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes 740f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes contended_monitor = gRegistry->Add(Monitor::GetContendedMonitor(thread)); 741f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes 742f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return JDWP::ERR_NONE; 743f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes} 744f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes 745ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott HughesJDWP::JdwpError Dbg::GetInstanceCounts(const std::vector<JDWP::RefTypeId>& class_ids, 746ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes std::vector<uint64_t>& counts) 747ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 7482dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Class*> classes; 749ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes counts.clear(); 750ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes for (size_t i = 0; i < class_ids.size(); ++i) { 751ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes JDWP::JdwpError status; 7522dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_ids[i], status); 753ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes if (c == NULL) { 754ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes return status; 755ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes } 756ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes classes.push_back(c); 757ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes counts.push_back(0); 758ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes } 759ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes 760ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes Runtime::Current()->GetHeap()->CountInstances(classes, false, &counts[0]); 761ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes return JDWP::ERR_NONE; 762ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes} 763ec0f83d95e2174c97e93279ffa71642be7e12b60Elliott Hughes 7643b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott HughesJDWP::JdwpError Dbg::GetInstances(JDWP::RefTypeId class_id, int32_t max_count, std::vector<JDWP::ObjectId>& instances) 7653b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 7663b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes JDWP::JdwpError status; 7672dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 7683b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes if (c == NULL) { 7693b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes return status; 7703b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes } 7713b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes 7722dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Object*> raw_instances; 7733b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes Runtime::Current()->GetHeap()->GetInstances(c, max_count, raw_instances); 7743b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes for (size_t i = 0; i < raw_instances.size(); ++i) { 7753b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes instances.push_back(gRegistry->Add(raw_instances[i])); 7763b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes } 7773b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes return JDWP::ERR_NONE; 7783b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes} 7793b78c949ab839d21454bc6f18c7640d2ae8c22f3Elliott Hughes 7800cbaff584244ee767027aff35cd3c625aaee2994Elliott HughesJDWP::JdwpError Dbg::GetReferringObjects(JDWP::ObjectId object_id, int32_t max_count, 7810cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes std::vector<JDWP::ObjectId>& referring_objects) 7820cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 7832dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 78464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 7850cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 7860cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes } 7870cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes 7882dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Object*> raw_instances; 7890cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes Runtime::Current()->GetHeap()->GetReferringObjects(o, max_count, raw_instances); 7900cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes for (size_t i = 0; i < raw_instances.size(); ++i) { 7910cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes referring_objects.push_back(gRegistry->Add(raw_instances[i])); 7920cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes } 7930cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes return JDWP::ERR_NONE; 7940cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes} 7950cbaff584244ee767027aff35cd3c625aaee2994Elliott Hughes 79664f574f474aa77c72778640ab21f8cfa72546812Elliott HughesJDWP::JdwpError Dbg::DisableCollection(JDWP::ObjectId object_id) 79764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 79864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes gRegistry->DisableCollection(object_id); 79964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes return JDWP::ERR_NONE; 80064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes} 80164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes 80264f574f474aa77c72778640ab21f8cfa72546812Elliott HughesJDWP::JdwpError Dbg::EnableCollection(JDWP::ObjectId object_id) 80364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 80464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes gRegistry->EnableCollection(object_id); 80564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes return JDWP::ERR_NONE; 80664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes} 80764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes 80864f574f474aa77c72778640ab21f8cfa72546812Elliott HughesJDWP::JdwpError Dbg::IsCollected(JDWP::ObjectId object_id, bool& is_collected) 80964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 81064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes is_collected = gRegistry->IsCollected(object_id); 81164f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes return JDWP::ERR_NONE; 81264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes} 81364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes 81464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughesvoid Dbg::DisposeObject(JDWP::ObjectId object_id, uint32_t reference_count) 81564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 81664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes gRegistry->DisposeObject(object_id, reference_count); 81764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes} 81864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes 81988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetReflectedType(JDWP::RefTypeId class_id, JDWP::ExpandBuf* pReply) { 820436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 8212dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 822436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 823436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 8247b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 825436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 826436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes expandBufAdd1(pReply, c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS); 82788d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes expandBufAddRefTypeId(pReply, class_id); 828436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 829872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 830872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 8317b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughesvoid Dbg::GetClassList(std::vector<JDWP::RefTypeId>& classes) { 832a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Get the complete list of reference classes (i.e. all classes except 833a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // the primitive types). 834a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Returns a newly-allocated buffer full of RefTypeId values. 835a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes struct ClassListCreator { 836ba8eee10607a524f43b55a6f33c13924fb16d435Elliott Hughes explicit ClassListCreator(std::vector<JDWP::RefTypeId>& classes) : classes(classes) { 8377b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 8387b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes 8392dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers static bool Visit(mirror::Class* c, void* arg) { 840a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return reinterpret_cast<ClassListCreator*>(arg)->Visit(c); 841a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 842a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 84364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 84464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // annotalysis. 84564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes bool Visit(mirror::Class* c) NO_THREAD_SAFETY_ANALYSIS { 846a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (!c->IsPrimitive()) { 84764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes classes.push_back(gRegistry->AddRefType(c)); 848a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 849a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return true; 850a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 851a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 8527b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes std::vector<JDWP::RefTypeId>& classes; 853a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes }; 854a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 8557b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes ClassListCreator clc(classes); 856a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Runtime::Current()->GetClassLinker()->VisitClasses(ClassListCreator::Visit, &clc); 857872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 858872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 85988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetClassInfo(JDWP::RefTypeId class_id, JDWP::JdwpTypeTag* pTypeTag, uint32_t* pStatus, std::string* pDescriptor) { 860436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 8612dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 862436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 863436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 8647b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 8657b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes 866a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c->IsArrayClass()) { 867a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pStatus = JDWP::CS_VERIFIED | JDWP::CS_PREPARED; 868a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pTypeTag = JDWP::TT_ARRAY; 869a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } else { 870a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c->IsErroneous()) { 871a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pStatus = JDWP::CS_ERROR; 872a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } else { 873a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pStatus = JDWP::CS_VERIFIED | JDWP::CS_PREPARED | JDWP::CS_INITIALIZED; 874a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 875a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes *pTypeTag = c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS; 876a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 877a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 878a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (pDescriptor != NULL) { 879dfb325e0ddd746cd8f7c2e3723b3a573eb7cc111Ian Rogers *pDescriptor = ClassHelper(c).GetDescriptor(); 880a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 881436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 882872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 883872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 884c3b77c7c2971124cbf3b2d9da64e7a8a9a649f2eElliott Hughesvoid Dbg::FindLoadedClassBySignature(const char* descriptor, std::vector<JDWP::RefTypeId>& ids) { 8852dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers std::vector<mirror::Class*> classes; 8866fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes Runtime::Current()->GetClassLinker()->LookupClasses(descriptor, classes); 8876fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes ids.clear(); 8886fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes for (size_t i = 0; i < classes.size(); ++i) { 8896fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes ids.push_back(gRegistry->Add(classes[i])); 8906fa602d614d418f38afebb4d44f42e7dc0b4bd94Elliott Hughes } 891872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 892872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 89364f574f474aa77c72778640ab21f8cfa72546812Elliott HughesJDWP::JdwpError Dbg::GetReferenceType(JDWP::ObjectId object_id, JDWP::ExpandBuf* pReply) 89464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 8952dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 89664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == NULL || o == ObjectRegistry::kInvalidObject) { 8972435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 8982435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 8992435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 9002435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes JDWP::JdwpTypeTag type_tag; 901499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes if (o->GetClass()->IsArrayClass()) { 9022435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes type_tag = JDWP::TT_ARRAY; 903499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes } else if (o->GetClass()->IsInterface()) { 9042435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes type_tag = JDWP::TT_INTERFACE; 905499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes } else { 9062435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes type_tag = JDWP::TT_CLASS; 907499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes } 90864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes JDWP::RefTypeId type_id = gRegistry->AddRefType(o->GetClass()); 9092435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 9102435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes expandBufAdd1(pReply, type_tag); 9112435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes expandBufAddRefTypeId(pReply, type_id); 9122435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 9132435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_NONE; 914872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 915872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 916fc0e94bed3f88ed7e50854fd8dfaf5dcb345250fIan RogersJDWP::JdwpError Dbg::GetSignature(JDWP::RefTypeId class_id, std::string* signature) { 9171fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes JDWP::JdwpError status; 9182dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 9191fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes if (c == NULL) { 9201fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes return status; 9217b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 922dfb325e0ddd746cd8f7c2e3723b3a573eb7cc111Ian Rogers *signature = ClassHelper(c).GetDescriptor(); 9231fe7afb88498d48d1f808ee31e986324f2a1c842Elliott Hughes return JDWP::ERR_NONE; 924872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 925872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 92688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetSourceFile(JDWP::RefTypeId class_id, std::string& result) { 927436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 9282dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 929436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 930436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 9317b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 932436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes result = ClassHelper(c).GetSourceFile(); 933436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 934872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 935872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 93688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetObjectTag(JDWP::ObjectId object_id, uint8_t& tag) { 9372dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 93864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == ObjectRegistry::kInvalidObject) { 939546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 940546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes } 941546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes tag = TagFromObject(o); 942546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes return JDWP::ERR_NONE; 943872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 944872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 945aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughessize_t Dbg::GetTagWidth(JDWP::JdwpTag tag) { 946dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes switch (tag) { 947dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_VOID: 948dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 0; 949dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_BYTE: 950dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_BOOLEAN: 951dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 1; 952dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_CHAR: 953dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_SHORT: 954dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 2; 955dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_FLOAT: 956dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_INT: 957dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 4; 958dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_ARRAY: 959dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_OBJECT: 960dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_STRING: 961dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_THREAD: 962dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_THREAD_GROUP: 963dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_CLASS_LOADER: 964dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_CLASS_OBJECT: 965dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return sizeof(JDWP::ObjectId); 966dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_DOUBLE: 967dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes case JDWP::JT_LONG: 968dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return 8; 969dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes default: 9703d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes LOG(FATAL) << "Unknown tag " << tag; 971dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes return -1; 972dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 973872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 974872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 97588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetArrayLength(JDWP::ObjectId array_id, int& length) { 9763d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes JDWP::JdwpError status; 9772dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Array* a = DecodeArray(array_id, status); 9783d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (a == NULL) { 9793d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return status; 98024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 9813d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes length = a->GetLength(); 9823d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 983872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 984872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 98588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::OutputArray(JDWP::ObjectId array_id, int offset, int count, JDWP::ExpandBuf* pReply) { 9863d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes JDWP::JdwpError status; 9872dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Array* a = DecodeArray(array_id, status); 9883d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes if (a == NULL) { 9893d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return status; 9903d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 99124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 99224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (offset < 0 || count < 0 || offset > a->GetLength() || a->GetLength() - offset < count) { 99324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes LOG(WARNING) << __FUNCTION__ << " access out of bounds: offset=" << offset << "; count=" << count; 9943d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_INVALID_LENGTH; 99524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 9966d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers std::string descriptor(ClassHelper(a->GetClass()).GetDescriptor()); 99724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes JDWP::JdwpTag tag = BasicTagFromDescriptor(descriptor.c_str() + 1); 99824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 9993d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes expandBufAdd1(pReply, tag); 10003d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes expandBufAdd4BE(pReply, count); 10013d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes 100224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (IsPrimitiveTag(tag)) { 100324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes size_t width = GetTagWidth(tag); 100424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes uint8_t* dst = expandBufAddSpace(pReply, count * width); 100524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes if (width == 8) { 1006a15e67d5ee5aa9615596cee2be42c2b2caf128c6Ian Rogers const uint64_t* src8 = reinterpret_cast<uint64_t*>(a->GetRawData(sizeof(uint64_t))); 100724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes for (int i = 0; i < count; ++i) JDWP::Write8BE(&dst, src8[offset + i]); 100824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else if (width == 4) { 1009a15e67d5ee5aa9615596cee2be42c2b2caf128c6Ian Rogers const uint32_t* src4 = reinterpret_cast<uint32_t*>(a->GetRawData(sizeof(uint32_t))); 101024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes for (int i = 0; i < count; ++i) JDWP::Write4BE(&dst, src4[offset + i]); 101124437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else if (width == 2) { 1012a15e67d5ee5aa9615596cee2be42c2b2caf128c6Ian Rogers const uint16_t* src2 = reinterpret_cast<uint16_t*>(a->GetRawData(sizeof(uint16_t))); 101324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes for (int i = 0; i < count; ++i) JDWP::Write2BE(&dst, src2[offset + i]); 101424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else { 1015a15e67d5ee5aa9615596cee2be42c2b2caf128c6Ian Rogers const uint8_t* src = reinterpret_cast<uint8_t*>(a->GetRawData(sizeof(uint8_t))); 101624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes memcpy(dst, &src[offset * width], count * width); 101724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 101824437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } else { 10192dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::ObjectArray<mirror::Object>* oa = a->AsObjectArray<mirror::Object>(); 102024437995cdac88b42e42b16d9aa121e833330999Elliott Hughes for (int i = 0; i < count; ++i) { 10212dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* element = oa->Get(offset + i); 102224437995cdac88b42e42b16d9aa121e833330999Elliott Hughes JDWP::JdwpTag specific_tag = (element != NULL) ? TagFromObject(element) : tag; 102324437995cdac88b42e42b16d9aa121e833330999Elliott Hughes expandBufAdd1(pReply, specific_tag); 102424437995cdac88b42e42b16d9aa121e833330999Elliott Hughes expandBufAddObjectId(pReply, gRegistry->Add(element)); 102524437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 102624437995cdac88b42e42b16d9aa121e833330999Elliott Hughes } 102724437995cdac88b42e42b16d9aa121e833330999Elliott Hughes 10283d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 1029872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1030872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 10314b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughestemplate <typename T> void CopyArrayData(mirror::Array* a, JDWP::Request& src, int offset, int count) { 10324b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes DCHECK(a->GetClass()->IsPrimitiveArray()); 10334b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes 10344b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes T* dst = &(reinterpret_cast<T*>(a->GetRawData(sizeof(T)))[offset * sizeof(T)]); 10354b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes for (int i = 0; i < count; ++i) { 10364b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes *dst++ = src.ReadValue(sizeof(T)); 10374b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes } 10384b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes} 10394b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes 104088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::SetArrayElements(JDWP::ObjectId array_id, int offset, int count, 10414b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes JDWP::Request& request) 1042b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 10433d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes JDWP::JdwpError status; 10444b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes mirror::Array* dst = DecodeArray(array_id, status); 10454b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes if (dst == NULL) { 10463d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return status; 10473d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 1048f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes 10494b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes if (offset < 0 || count < 0 || offset > dst->GetLength() || dst->GetLength() - offset < count) { 1050f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes LOG(WARNING) << __FUNCTION__ << " access out of bounds: offset=" << offset << "; count=" << count; 10513d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_INVALID_LENGTH; 1052f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } 1053fc0e94bed3f88ed7e50854fd8dfaf5dcb345250fIan Rogers const char* descriptor = ClassHelper(dst->GetClass()).GetDescriptor(); 1054fc0e94bed3f88ed7e50854fd8dfaf5dcb345250fIan Rogers JDWP::JdwpTag tag = BasicTagFromDescriptor(descriptor + 1); 1055f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes 1056f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes if (IsPrimitiveTag(tag)) { 1057f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes size_t width = GetTagWidth(tag); 1058f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes if (width == 8) { 10594b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes CopyArrayData<uint64_t>(dst, request, offset, count); 1060f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } else if (width == 4) { 10614b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes CopyArrayData<uint32_t>(dst, request, offset, count); 1062f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } else if (width == 2) { 10634b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes CopyArrayData<uint16_t>(dst, request, offset, count); 1064f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } else { 10654b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes CopyArrayData<uint8_t>(dst, request, offset, count); 1066f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } 1067f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } else { 10684b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes mirror::ObjectArray<mirror::Object>* oa = dst->AsObjectArray<mirror::Object>(); 1069f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes for (int i = 0; i < count; ++i) { 10704b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes JDWP::ObjectId id = request.ReadObjectId(); 10712dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(id); 107264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == ObjectRegistry::kInvalidObject) { 1073436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 1074436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes } 1075436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes oa->Set(offset + i, o); 1076f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } 1077f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes } 1078f03b8f66511a2d8cb78d306f36feb51392232a5eElliott Hughes 10793d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 1080872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1081872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 10827b3cdfcca472b779cf8745fb8460935e56229f11Elliott HughesJDWP::ObjectId Dbg::CreateString(const std::string& str) { 10832dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers return gRegistry->Add(mirror::String::AllocFromModifiedUtf8(Thread::Current(), str.c_str())); 1084872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1085872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 108688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::CreateObject(JDWP::RefTypeId class_id, JDWP::ObjectId& new_object) { 1087436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 10882dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 1089436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1090436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 10917b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 109250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers new_object = gRegistry->Add(c->AllocObject(Thread::Current())); 1093436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1094872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1095872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1096bf13d36a25ec0a217fc4440c38b03d10f6c7f642Elliott Hughes/* 1097bf13d36a25ec0a217fc4440c38b03d10f6c7f642Elliott Hughes * Used by Eclipse's "Display" view to evaluate "new byte[5]" to get "(byte[]) [0, 0, 0, 0, 0]". 1098bf13d36a25ec0a217fc4440c38b03d10f6c7f642Elliott Hughes */ 109988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::CreateArrayObject(JDWP::RefTypeId array_class_id, uint32_t length, 110000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ObjectId& new_array) { 1101436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 11022dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(array_class_id, status); 1103436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1104436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 11057b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 1106cbb2d20bea2861f244da2e2318d8c088300a3710Mathieu Chartier new_array = gRegistry->Add(mirror::Array::Alloc<true>(Thread::Current(), c, length)); 1107436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1108872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1109872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 111088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesbool Dbg::MatchType(JDWP::RefTypeId instance_class_id, JDWP::RefTypeId class_id) { 1111436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 11122dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c1 = DecodeClass(instance_class_id, status); 1113a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes CHECK(c1 != NULL); 11142dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c2 = DecodeClass(class_id, status); 1115a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes CHECK(c2 != NULL); 1116a656a0f6fbcf2ba3f15cae54a773b9c636dd32c1Elliott Hughes return c1->IsAssignableFrom(c2); 1117872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1118872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1119ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic JDWP::FieldId ToFieldId(const mirror::ArtField* f) 1120b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1121590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier CHECK(!kMovingFields); 112203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes return static_cast<JDWP::FieldId>(reinterpret_cast<uintptr_t>(f)); 112303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes} 112403181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 1125ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic JDWP::MethodId ToMethodId(const mirror::ArtMethod* m) 1126b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1127590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier CHECK(!kMovingMethods); 112803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes return static_cast<JDWP::MethodId>(reinterpret_cast<uintptr_t>(m)); 112903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes} 113003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 1131ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic mirror::ArtField* FromFieldId(JDWP::FieldId fid) 1132b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1133590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier CHECK(!kMovingFields); 1134ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom return reinterpret_cast<mirror::ArtField*>(static_cast<uintptr_t>(fid)); 1135aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes} 1136aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 1137ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic mirror::ArtMethod* FromMethodId(JDWP::MethodId mid) 1138b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1139590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier CHECK(!kMovingMethods); 1140ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom return reinterpret_cast<mirror::ArtMethod*>(static_cast<uintptr_t>(mid)); 114103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes} 114203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 1143ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic void SetLocation(JDWP::JdwpLocation& location, mirror::ArtMethod* m, uint32_t dex_pc) 1144b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 114591bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes if (m == NULL) { 114691bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes memset(&location, 0, sizeof(location)); 114791bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } else { 11482dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = m->GetDeclaringClass(); 1149748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.type_tag = c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS; 1150748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.class_id = gRegistry->Add(c); 1151748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.method_id = ToMethodId(m); 11520399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers location.dex_pc = dex_pc; 115391bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 1154d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes} 1155d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 1156a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughesstd::string Dbg::GetMethodName(JDWP::MethodId method_id) 1157b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1158ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 11596d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers return MethodHelper(m).GetName(); 1160872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1161872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1162a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughesstd::string Dbg::GetFieldName(JDWP::FieldId field_id) 1163a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1164ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = FromFieldId(field_id); 1165a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughes return FieldHelper(f).GetName(); 1166a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughes} 1167a96836a4115ad08762567c10bd4d198c5b644985Elliott Hughes 1168a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes/* 1169a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes * Augment the access flags for synthetic methods and fields by setting 1170a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes * the (as described by the spec) "0xf0000000 bit". Also, strip out any 1171a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes * flags not specified by the Java programming language. 1172a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes */ 1173a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughesstatic uint32_t MangleAccessFlags(uint32_t accessFlags) { 1174a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes accessFlags &= kAccJavaFlagsMask; 1175a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes if ((accessFlags & kAccSynthetic) != 0) { 1176a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes accessFlags |= 0xf0000000; 1177a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1178a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes return accessFlags; 1179872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1180872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1181dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes/* 1182b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao * Circularly shifts registers so that arguments come first. Debuggers 1183b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao * expect slots to begin with arguments, but dex code places them at 1184b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao * the end. 1185dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes */ 1186b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Haostatic uint16_t MangleSlot(uint16_t slot, mirror::ArtMethod* m) 1187b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1188b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao const DexFile::CodeItem* code_item = MethodHelper(m).GetCodeItem(); 1189b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao uint16_t ins_size = code_item->ins_size_; 1190b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao uint16_t locals_size = code_item->registers_size_ - ins_size; 1191b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao if (slot >= locals_size) { 1192b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao return slot - locals_size; 1193b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao } else { 1194b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao return slot + ins_size; 1195dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 1196dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes} 1197dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1198b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao/* 1199b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao * Circularly shifts registers so that arguments come last. Reverts 1200b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao * slots to dex style argument placement. 1201b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao */ 1202ea46f950e7a51585db293cd7f047de190a482414Brian Carlstromstatic uint16_t DemangleSlot(uint16_t slot, mirror::ArtMethod* m) 1203b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1204b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao const DexFile::CodeItem* code_item = MethodHelper(m).GetCodeItem(); 1205b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao uint16_t ins_size = code_item->ins_size_; 1206b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao uint16_t locals_size = code_item->registers_size_ - ins_size; 1207b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao if (slot < ins_size) { 1208b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao return slot + locals_size; 1209b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao } else { 1210b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao return slot - ins_size; 1211dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 1212dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes} 1213dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 121488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::OutputDeclaredFields(JDWP::RefTypeId class_id, bool with_generic, JDWP::ExpandBuf* pReply) { 1215436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 12162dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 1217436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1218436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 12197b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 1220a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1221a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t instance_field_count = c->NumInstanceFields(); 1222a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t static_field_count = c->NumStaticFields(); 1223a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1224a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, instance_field_count + static_field_count); 1225a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1226a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes for (size_t i = 0; i < instance_field_count + static_field_count; ++i) { 1227ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = (i < instance_field_count) ? c->GetInstanceField(i) : c->GetStaticField(i - instance_field_count); 12286d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers FieldHelper fh(f); 1229a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAddFieldId(pReply, ToFieldId(f)); 12306d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers expandBufAddUtf8String(pReply, fh.GetName()); 12316d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers expandBufAddUtf8String(pReply, fh.GetTypeDescriptor()); 1232c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes if (with_generic) { 1233a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes static const char genericSignature[1] = ""; 1234a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAddUtf8String(pReply, genericSignature); 1235a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1236a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, MangleAccessFlags(f->GetAccessFlags())); 1237a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1238436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1239a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes} 1240a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 124188d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::OutputDeclaredMethods(JDWP::RefTypeId class_id, bool with_generic, 124200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ExpandBuf* pReply) { 1243436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 12442dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 1245436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1246436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 12477b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 1248a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1249a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t direct_method_count = c->NumDirectMethods(); 1250a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t virtual_method_count = c->NumVirtualMethods(); 1251a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1252a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, direct_method_count + virtual_method_count); 1253a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 1254a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes for (size_t i = 0; i < direct_method_count + virtual_method_count; ++i) { 1255ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = (i < direct_method_count) ? c->GetDirectMethod(i) : c->GetVirtualMethod(i - direct_method_count); 12566d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers MethodHelper mh(m); 1257a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAddMethodId(pReply, ToMethodId(m)); 12586d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers expandBufAddUtf8String(pReply, mh.GetName()); 1259d91d6d6a80748f277fd938a412211e5af28913b1Ian Rogers expandBufAddUtf8String(pReply, mh.GetSignature().ToString()); 1260c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes if (with_generic) { 1261a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes static const char genericSignature[1] = ""; 1262a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAddUtf8String(pReply, genericSignature); 1263a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1264a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, MangleAccessFlags(m->GetAccessFlags())); 1265a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1266436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1267a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes} 1268a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes 126988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::OutputDeclaredInterfaces(JDWP::RefTypeId class_id, JDWP::ExpandBuf* pReply) { 1270436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes JDWP::JdwpError status; 12712dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 1272436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes if (c == NULL) { 1273436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return status; 12747b3cdfcca472b779cf8745fb8460935e56229f11Elliott Hughes } 1275436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes 1276436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes ClassHelper kh(c); 1277d24e264ff85ad8c6f142ac6d33055fdc1881fa2fIan Rogers size_t interface_count = kh.NumDirectInterfaces(); 1278a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes expandBufAdd4BE(pReply, interface_count); 1279a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes for (size_t i = 0; i < interface_count; ++i) { 128064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes expandBufAddRefTypeId(pReply, gRegistry->AddRefType(kh.GetDirectInterface(i))); 1281a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1282436e372e1c2b8e0bde47408e7407b4c3590f5071Elliott Hughes return JDWP::ERR_NONE; 1283872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1284872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 128588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesvoid Dbg::OutputLineTable(JDWP::RefTypeId, JDWP::MethodId method_id, JDWP::ExpandBuf* pReply) 1286b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 128703181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes struct DebugCallbackContext { 128803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes int numItems; 128903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes JDWP::ExpandBuf* pReply; 129003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 12912435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes static bool Callback(void* context, uint32_t address, uint32_t line_number) { 129203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes DebugCallbackContext* pContext = reinterpret_cast<DebugCallbackContext*>(context); 129303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes expandBufAdd8BE(pContext->pReply, address); 12942435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes expandBufAdd4BE(pContext->pReply, line_number); 129503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes pContext->numItems++; 1296f2910eef247b45ce1d489e323b36b5de6b6157aaSebastien Hertz return false; 129703181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 129803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes }; 1299ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 13006d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers MethodHelper mh(m); 130103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes uint64_t start, end; 130203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes if (m->IsNative()) { 130303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes start = -1; 130403181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes end = -1; 130503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } else { 130603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes start = 0; 130714f0db92225d34622fa5cb1a6dc9287334aaf6c7jeffhao // Return the index of the last instruction 130814f0db92225d34622fa5cb1a6dc9287334aaf6c7jeffhao end = mh.GetCodeItem()->insns_size_in_code_units_ - 1; 130903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 131003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 131103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes expandBufAdd8BE(pReply, start); 131203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes expandBufAdd8BE(pReply, end); 131303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 131403181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes // Add numLines later 131503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes size_t numLinesOffset = expandBufGetLength(pReply); 131603181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes expandBufAdd4BE(pReply, 0); 131703181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 131803181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes DebugCallbackContext context; 131903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes context.numItems = 0; 132003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes context.pReply = pReply; 132103181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 13226d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers mh.GetDexFile().DecodeDebugInfo(mh.GetCodeItem(), m->IsStatic(), m->GetDexMethodIndex(), 13236d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers DebugCallbackContext::Callback, NULL, &context); 132403181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes 132503181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes JDWP::Set4BE(expandBufGetBuffer(pReply) + numLinesOffset, context.numItems); 1326872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1327872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 132888d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesvoid Dbg::OutputVariableTable(JDWP::RefTypeId, JDWP::MethodId method_id, bool with_generic, JDWP::ExpandBuf* pReply) { 1329dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes struct DebugCallbackContext { 1330b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao mirror::ArtMethod* method; 1331dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes JDWP::ExpandBuf* pReply; 1332c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes size_t variable_count; 1333c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes bool with_generic; 1334dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1335b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao static void Callback(void* context, uint16_t slot, uint32_t startAddress, uint32_t endAddress, const char* name, const char* descriptor, const char* signature) 1336b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1337dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes DebugCallbackContext* pContext = reinterpret_cast<DebugCallbackContext*>(context); 1338dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1339b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao 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, pContext->method)); 1340dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1341b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao slot = MangleSlot(slot, pContext->method); 134268fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes 1343dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAdd8BE(pContext->pReply, startAddress); 1344dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAddUtf8String(pContext->pReply, name); 1345dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAddUtf8String(pContext->pReply, descriptor); 1346c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes if (pContext->with_generic) { 1347dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAddUtf8String(pContext->pReply, signature); 1348dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 1349dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAdd4BE(pContext->pReply, endAddress - startAddress); 1350dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAdd4BE(pContext->pReply, slot); 1351dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1352c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes ++pContext->variable_count; 1353dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes } 1354dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes }; 1355ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 13566d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers MethodHelper mh(m); 13576d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers const DexFile::CodeItem* code_item = mh.GetCodeItem(); 1358dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1359c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes // arg_count considers doubles and longs to take 2 units. 1360c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes // variable_count considers everything to take 1 unit. 13616d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers std::string shorty(mh.GetShorty()); 1362ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom expandBufAdd4BE(pReply, mirror::ArtMethod::NumArgRegisters(shorty)); 1363dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1364c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes // We don't know the total number of variables yet, so leave a blank and update it later. 1365c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes size_t variable_count_offset = expandBufGetLength(pReply); 1366dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes expandBufAdd4BE(pReply, 0); 1367dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1368dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes DebugCallbackContext context; 1369b7cefc7f5cac99a62fd4e662c1bdeec750434e28Jeff Hao context.method = m; 1370dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes context.pReply = pReply; 1371c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes context.variable_count = 0; 1372c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes context.with_generic = with_generic; 1373dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 13746d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers mh.GetDexFile().DecodeDebugInfo(code_item, m->IsStatic(), m->GetDexMethodIndex(), NULL, 13756d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers DebugCallbackContext::Callback, &context); 1376dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 1377c5b734a27a64c81590015dd12a7901c396818a99Elliott Hughes JDWP::Set4BE(expandBufGetBuffer(pReply) + variable_count_offset, context.variable_count); 1378872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1379872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1380579b02416e05e32e535126e1ed61613a2cdb030eJeff Haovoid Dbg::OutputMethodReturnValue(JDWP::MethodId method_id, const JValue* return_value, 1381579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao JDWP::ExpandBuf* pReply) { 1382579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao mirror::ArtMethod* m = FromMethodId(method_id); 1383579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao JDWP::JdwpTag tag = BasicTagFromDescriptor(MethodHelper(m).GetShorty()); 1384579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao OutputJValue(tag, return_value, pReply); 1385579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao} 1386579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao 13879777ba230c83a0edcbda2cf7b208339e77bf171bElliott HughesJDWP::JdwpError Dbg::GetBytecodes(JDWP::RefTypeId, JDWP::MethodId method_id, 13889777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes std::vector<uint8_t>& bytecodes) 13899777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 1390ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 13919777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes if (m == NULL) { 13929777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes return JDWP::ERR_INVALID_METHODID; 13939777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes } 13949777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes MethodHelper mh(m); 13959777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes const DexFile::CodeItem* code_item = mh.GetCodeItem(); 13969777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes size_t byte_count = code_item->insns_size_in_code_units_ * 2; 13979777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes const uint8_t* begin = reinterpret_cast<const uint8_t*>(code_item->insns_); 13989777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes const uint8_t* end = begin + byte_count; 13999777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes for (const uint8_t* p = begin; p != end; ++p) { 14009777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes bytecodes.push_back(*p); 14019777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes } 14029777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes return JDWP::ERR_NONE; 14039777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes} 14049777ba230c83a0edcbda2cf7b208339e77bf171bElliott Hughes 140588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpTag Dbg::GetFieldBasicTag(JDWP::FieldId field_id) { 140688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return BasicTagFromDescriptor(FieldHelper(FromFieldId(field_id)).GetTypeDescriptor()); 1407872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1408872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 140988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpTag Dbg::GetStaticFieldBasicTag(JDWP::FieldId field_id) { 141088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return BasicTagFromDescriptor(FieldHelper(FromFieldId(field_id)).GetTypeDescriptor()); 1411872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1412872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 141388d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstatic JDWP::JdwpError GetFieldValueImpl(JDWP::RefTypeId ref_type_id, JDWP::ObjectId object_id, 141488d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes JDWP::FieldId field_id, JDWP::ExpandBuf* pReply, 141500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool is_static) 1416b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 14170cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes JDWP::JdwpError status; 14182dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(ref_type_id, status); 141988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes if (ref_type_id != 0 && c == NULL) { 14200cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes return status; 14210cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14220cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes 14232dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 142464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if ((!is_static && o == NULL) || o == ObjectRegistry::kInvalidObject) { 14253f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 14263f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 1427ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = FromFieldId(field_id); 14280cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes 14292dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* receiver_class = c; 14300cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (receiver_class == NULL && o != NULL) { 14310cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes receiver_class = o->GetClass(); 14320cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14330cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // TODO: should we give up now if receiver_class is NULL? 14340cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (receiver_class != NULL && !f->GetDeclaringClass()->IsAssignableFrom(receiver_class)) { 14350cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes LOG(INFO) << "ERR_INVALID_FIELDID: " << PrettyField(f) << " " << PrettyClass(receiver_class); 14363f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_FIELDID; 14373f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 1438aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 14390cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // The RI only enforces the static/non-static mismatch in one direction. 14400cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // TODO: should we change the tests and check both? 14410cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (is_static) { 14420cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (!f->IsStatic()) { 14430cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes return JDWP::ERR_INVALID_FIELDID; 14440cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14450cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } else { 14460cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (f->IsStatic()) { 14470cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes LOG(WARNING) << "Ignoring non-NULL receiver for ObjectReference.SetValues on static field " << PrettyField(f); 14480cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14490cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14500dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao if (f->IsStatic()) { 14510dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao o = f->GetDeclaringClass(); 14520dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao } 14530cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes 14546d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers JDWP::JdwpTag tag = BasicTagFromDescriptor(FieldHelper(f).GetTypeDescriptor()); 1455579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao JValue field_value; 1456579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao if (tag == JDWP::JT_VOID) { 1457579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao LOG(FATAL) << "Unknown tag: " << tag; 1458579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } else if (!IsPrimitiveTag(tag)) { 1459579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao field_value.SetL(f->GetObject(o)); 1460579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } else if (tag == JDWP::JT_DOUBLE || tag == JDWP::JT_LONG) { 1461579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao field_value.SetJ(f->Get64(o)); 1462aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else { 1463579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao field_value.SetI(f->Get32(o)); 1464aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } 1465579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao Dbg::OutputJValue(tag, &field_value, pReply); 1466579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao 14673f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_NONE; 1468872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1469872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 147088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetFieldValue(JDWP::ObjectId object_id, JDWP::FieldId field_id, 147100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ExpandBuf* pReply) { 147288d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return GetFieldValueImpl(0, object_id, field_id, pReply, false); 14733f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes} 14743f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes 147588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::GetStaticFieldValue(JDWP::RefTypeId ref_type_id, JDWP::FieldId field_id, JDWP::ExpandBuf* pReply) { 147688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return GetFieldValueImpl(ref_type_id, 0, field_id, pReply, true); 14773f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes} 14783f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes 147988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstatic JDWP::JdwpError SetFieldValueImpl(JDWP::ObjectId object_id, JDWP::FieldId field_id, 148000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers uint64_t value, int width, bool is_static) 1481b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 14822dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(object_id); 148364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if ((!is_static && o == NULL) || o == ObjectRegistry::kInvalidObject) { 14843f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 14853f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 1486ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = FromFieldId(field_id); 14870cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes 14880cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // The RI only enforces the static/non-static mismatch in one direction. 14890cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes // TODO: should we change the tests and check both? 14900cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (is_static) { 14910cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (!f->IsStatic()) { 14920cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes return JDWP::ERR_INVALID_FIELDID; 14930cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14940cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } else { 14950cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes if (f->IsStatic()) { 14960cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes LOG(WARNING) << "Ignoring non-NULL receiver for ObjectReference.SetValues on static field " << PrettyField(f); 14970cf7433fd2a93b7f83e8b2ac91d0d1b4f0e7d0c9Elliott Hughes } 14983f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 14990dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao if (f->IsStatic()) { 15000dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao o = f->GetDeclaringClass(); 15010dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao } 1502aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 15036d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers JDWP::JdwpTag tag = BasicTagFromDescriptor(FieldHelper(f).GetTypeDescriptor()); 1504aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes 1505aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes if (IsPrimitiveTag(tag)) { 1506aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes if (tag == JDWP::JT_DOUBLE || tag == JDWP::JT_LONG) { 15071bac54ffa933fbe9b92b62437577f2f4583eff1aElliott Hughes CHECK_EQ(width, 8); 1508aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes f->Set64(o, value); 1509aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else { 15101bac54ffa933fbe9b92b62437577f2f4583eff1aElliott Hughes CHECK_LE(width, 4); 1511aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes f->Set32(o, value); 1512aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } 1513aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } else { 15142dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* v = gRegistry->Get<mirror::Object*>(value); 151564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (v == ObjectRegistry::kInvalidObject) { 15163d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_INVALID_OBJECT; 15173d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes } 15183f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes if (v != NULL) { 15192dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* field_type = FieldHelper(f).GetType(); 15203f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes if (!field_type->IsAssignableFrom(v->GetClass())) { 15213f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 15223f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 15233f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 15243d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes f->SetObject(o, v); 1525aed4be94da51b4fbb54c728151f0daf11535f6abElliott Hughes } 15263d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes 15273d1ca6de2ddf3d9e39755d629c896bfecd9640fdElliott Hughes return JDWP::ERR_NONE; 1528872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1529872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 153088d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::SetFieldValue(JDWP::ObjectId object_id, JDWP::FieldId field_id, uint64_t value, 153100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers int width) { 153288d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return SetFieldValueImpl(object_id, field_id, value, width, false); 1533872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1534872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 153588d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::SetStaticFieldValue(JDWP::FieldId field_id, uint64_t value, int width) { 153688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes return SetFieldValueImpl(0, field_id, value, width, true); 1537872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1538872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 153988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstd::string Dbg::StringToUtf8(JDWP::ObjectId string_id) { 15402dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::String* s = gRegistry->Get<mirror::String*>(string_id); 154168fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes return s->ToModifiedUtf8(); 1542872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1543872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1544579b02416e05e32e535126e1ed61613a2cdb030eJeff Haovoid Dbg::OutputJValue(JDWP::JdwpTag tag, const JValue* return_value, JDWP::ExpandBuf* pReply) { 1545579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao if (IsPrimitiveTag(tag)) { 1546579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao expandBufAdd1(pReply, tag); 1547579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao if (tag == JDWP::JT_BOOLEAN || tag == JDWP::JT_BYTE) { 1548579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao expandBufAdd1(pReply, return_value->GetI()); 1549579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } else if (tag == JDWP::JT_CHAR || tag == JDWP::JT_SHORT) { 1550579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao expandBufAdd2BE(pReply, return_value->GetI()); 1551579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } else if (tag == JDWP::JT_FLOAT || tag == JDWP::JT_INT) { 1552579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao expandBufAdd4BE(pReply, return_value->GetI()); 1553579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } else if (tag == JDWP::JT_DOUBLE || tag == JDWP::JT_LONG) { 1554579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao expandBufAdd8BE(pReply, return_value->GetJ()); 1555579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } else { 1556579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao CHECK_EQ(tag, JDWP::JT_VOID); 1557579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } 1558579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } else { 1559579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao mirror::Object* value = return_value->GetL(); 1560579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao expandBufAdd1(pReply, TagFromObject(value)); 1561579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao expandBufAddObjectId(pReply, gRegistry->Add(value)); 1562579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao } 1563579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao} 1564579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao 1565221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadName(JDWP::ObjectId thread_id, std::string& name) { 1566a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao ScopedObjectAccessUnchecked soa(Thread::Current()); 1567a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1568221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1569221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1570221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE && error != JDWP::ERR_THREAD_NOT_ALIVE) { 1571221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 1572a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1573221229cb523f849f165fdafbf9785010963715daElliott Hughes 1574221229cb523f849f165fdafbf9785010963715daElliott Hughes // We still need to report the zombie threads' names, so we can't just call Thread::GetThreadName. 15752dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_object = gRegistry->Get<mirror::Object*>(thread_id); 1576ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* java_lang_Thread_name_field = 15772dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers soa.DecodeField(WellKnownClasses::java_lang_Thread_name); 15782dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::String* s = 15792dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers reinterpret_cast<mirror::String*>(java_lang_Thread_name_field->GetObject(thread_object)); 1580221229cb523f849f165fdafbf9785010963715daElliott Hughes if (s != NULL) { 1581221229cb523f849f165fdafbf9785010963715daElliott Hughes name = s->ToModifiedUtf8(); 1582221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1583221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 1584872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1585872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1586221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadGroup(JDWP::ObjectId thread_id, JDWP::ExpandBuf* pReply) { 158700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 15882dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_object = gRegistry->Get<mirror::Object*>(thread_id); 158964f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (thread_object == ObjectRegistry::kInvalidObject) { 15902435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 15912435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 15922435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 15932435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Okay, so it's an object, but is it actually a thread? 159450b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1595221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1596221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1597221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error == JDWP::ERR_THREAD_NOT_ALIVE) { 1598221229cb523f849f165fdafbf9785010963715daElliott Hughes // Zombie threads are in the null group. 1599221229cb523f849f165fdafbf9785010963715daElliott Hughes expandBufAddObjectId(pReply, JDWP::ObjectId(0)); 1600221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 1601221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1602221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1603221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 16042435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 1605499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes 16062dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = Runtime::Current()->GetClassLinker()->FindSystemClass("Ljava/lang/Thread;"); 1607499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(c != NULL); 1608ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = c->FindInstanceField("group", "Ljava/lang/ThreadGroup;"); 1609499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(f != NULL); 16102dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* group = f->GetObject(thread_object); 1611499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(group != NULL); 16122435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes JDWP::ObjectId thread_group_id = gRegistry->Add(group); 16132435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 16142435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes expandBufAddObjectId(pReply, thread_group_id); 16152435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_NONE; 1616872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1617872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 161888d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesstd::string Dbg::GetThreadGroupName(JDWP::ObjectId thread_group_id) { 161900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 16202dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_group = gRegistry->Get<mirror::Object*>(thread_group_id); 1621499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(thread_group != NULL); 1622499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes 16232dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = Runtime::Current()->GetClassLinker()->FindSystemClass("Ljava/lang/ThreadGroup;"); 1624499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(c != NULL); 1625ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = c->FindInstanceField("name", "Ljava/lang/String;"); 1626499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes CHECK(f != NULL); 16272dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::String* s = reinterpret_cast<mirror::String*>(f->GetObject(thread_group)); 1628499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes return s->ToModifiedUtf8(); 1629872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1630872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 163188d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::ObjectId Dbg::GetThreadGroupParent(JDWP::ObjectId thread_group_id) { 16322dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_group = gRegistry->Get<mirror::Object*>(thread_group_id); 16334e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes CHECK(thread_group != NULL); 16344e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes 16352dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = Runtime::Current()->GetClassLinker()->FindSystemClass("Ljava/lang/ThreadGroup;"); 16364e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes CHECK(c != NULL); 1637ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = c->FindInstanceField("parent", "Ljava/lang/ThreadGroup;"); 16384e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes CHECK(f != NULL); 16392dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* parent = f->GetObject(thread_group); 16404e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes return gRegistry->Add(parent); 1641872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1642872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1643872d4ec7225444d9400d30f9027247deb91012fdElliott HughesJDWP::ObjectId Dbg::GetSystemThreadGroupId() { 164400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 1645ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = soa.DecodeField(WellKnownClasses::java_lang_ThreadGroup_systemThreadGroup); 16462dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* group = f->GetObject(f->GetDeclaringClass()); 1647365c10235438607541fa2259a5fec48061b90bd8Ian Rogers return gRegistry->Add(group); 1648872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1649872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1650872d4ec7225444d9400d30f9027247deb91012fdElliott HughesJDWP::ObjectId Dbg::GetMainThreadGroupId() { 165100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1652ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* f = soa.DecodeField(WellKnownClasses::java_lang_ThreadGroup_mainThreadGroup); 16532dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* group = f->GetObject(f->GetDeclaringClass()); 1654365c10235438607541fa2259a5fec48061b90bd8Ian Rogers return gRegistry->Add(group); 1655872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1656872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1657920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff HaoJDWP::JdwpThreadStatus Dbg::ToJdwpThreadStatus(ThreadState state) { 1658920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao switch (state) { 1659920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kBlocked: 1660920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_MONITOR; 1661920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kNative: 1662920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kRunnable: 1663920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kSuspended: 1664920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_RUNNING; 1665920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kSleeping: 1666920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_SLEEPING; 1667920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kStarting: 1668920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kTerminated: 1669920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_ZOMBIE; 1670920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kTimedWaiting: 1671920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForDebuggerSend: 1672920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForDebuggerSuspension: 1673920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForDebuggerToAttach: 1674920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForGcToComplete: 1675920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForCheckPointsToRun: 1676920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForJniOnLoad: 1677920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingForSignalCatcherOutput: 1678920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingInMainDebuggerLoop: 1679920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingInMainSignalCatcherLoop: 1680920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaitingPerformingGc: 1681920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao case kWaiting: 1682920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_WAIT; 1683920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao // Don't add a 'default' here so the compiler can spot incompatible enum changes. 1684920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao } 1685920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao LOG(FATAL) << "Unknown thread state: " << state; 1686920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao return JDWP::TS_ZOMBIE; 1687920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao} 1688920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao 1689221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadStatus(JDWP::ObjectId thread_id, JDWP::JdwpThreadStatus* pThreadStatus, JDWP::JdwpSuspendStatus* pSuspendStatus) { 169000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1691499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes 16929e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes *pSuspendStatus = JDWP::SUSPEND_STATUS_NOT_SUSPENDED; 16939e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes 169450b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1695221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1696221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1697221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1698221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error == JDWP::ERR_THREAD_NOT_ALIVE) { 1699221229cb523f849f165fdafbf9785010963715daElliott Hughes *pThreadStatus = JDWP::TS_ZOMBIE; 1700221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 1701221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1702221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 1703499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes } 1704499c5133d361e7c659fc38e5ccfeb1280a7996f5Elliott Hughes 17059e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes if (IsSuspendedForDebugger(soa, thread)) { 17069e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes *pSuspendStatus = JDWP::SUSPEND_STATUS_SUSPENDED; 17079e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes } 170800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 1709920af3e556c730a5fbdab90a6d0ec1a2dbe8940bJeff Hao *pThreadStatus = ToJdwpThreadStatus(thread->GetState()); 1710221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 1711872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1712872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1713221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadDebugSuspendCount(JDWP::ObjectId thread_id, JDWP::ExpandBuf* pReply) { 171400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 171550b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1716221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1717221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1718221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1719221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 17202435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 172150b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu2(soa.Self(), *Locks::thread_suspend_count_lock_); 172200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers expandBufAdd4BE(pReply, thread->GetDebugSuspendCount()); 17232435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_NONE; 1724872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1725872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1726f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott HughesJDWP::JdwpError Dbg::Interrupt(JDWP::ObjectId thread_id) { 1727f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes ScopedObjectAccess soa(Thread::Current()); 1728f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1729f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes Thread* thread; 1730f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1731f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes if (error != JDWP::ERR_NONE) { 1732f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return error; 1733f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes } 1734f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes thread->Interrupt(); 1735f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes return JDWP::ERR_NONE; 1736f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes} 1737f9501700f51586cb6ba7cc0ffcb5a920bd64adf1Elliott Hughes 1738caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughesvoid Dbg::GetThreads(JDWP::ObjectId thread_group_id, std::vector<JDWP::ObjectId>& thread_ids) { 1739365c10235438607541fa2259a5fec48061b90bd8Ian Rogers class ThreadListVisitor { 1740365c10235438607541fa2259a5fec48061b90bd8Ian Rogers public: 17412dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers ThreadListVisitor(const ScopedObjectAccessUnchecked& soa, mirror::Object* desired_thread_group, 174200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers std::vector<JDWP::ObjectId>& thread_ids) 1743b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 17440dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao : soa_(soa), desired_thread_group_(desired_thread_group), thread_ids_(thread_ids) {} 1745365c10235438607541fa2259a5fec48061b90bd8Ian Rogers 1746a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes static void Visit(Thread* t, void* arg) { 1747a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes reinterpret_cast<ThreadListVisitor*>(arg)->Visit(t); 1748a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 1749a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 175000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 175100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 175200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers void Visit(Thread* t) NO_THREAD_SAFETY_ANALYSIS { 1753a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (t == Dbg::GetDebugThread()) { 1754a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Skip the JDWP thread. Some debuggers get bent out of shape when they can't suspend and 1755a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // query all threads, so it's easier if we just don't tell them about this thread. 1756a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return; 1757a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 17582dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* peer = t->GetPeer(); 17590dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao if (IsInDesiredThreadGroup(peer)) { 1760120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers thread_ids_.push_back(gRegistry->Add(peer)); 1761a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 1762a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 1763a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 1764365c10235438607541fa2259a5fec48061b90bd8Ian Rogers private: 17652dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers bool IsInDesiredThreadGroup(mirror::Object* peer) 17660dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 17670dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao // peer might be NULL if the thread is still starting up. 17680dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao if (peer == NULL) { 17690dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao // We can't tell the debugger about this thread yet. 17700dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao // TODO: if we identified threads to the debugger by their Thread* 17712dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers // rather than their peer's mirror::Object*, we could fix this. 17720dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao // Doing so might help us report ZOMBIE threads too. 17730dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao return false; 17740dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao } 1775c1e0490a2a0293fdfc5f654482339ccc71d9952bjeffhao // Do we want threads from all thread groups? 1776c1e0490a2a0293fdfc5f654482339ccc71d9952bjeffhao if (desired_thread_group_ == NULL) { 1777c1e0490a2a0293fdfc5f654482339ccc71d9952bjeffhao return true; 1778c1e0490a2a0293fdfc5f654482339ccc71d9952bjeffhao } 17792dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* group = soa_.DecodeField(WellKnownClasses::java_lang_Thread_group)->GetObject(peer); 17800dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao return (group == desired_thread_group_); 17810dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao } 17820dfbb7ead0b6da92911b4bc78114ff0f0f9b4129jeffhao 1783dbe6f4613ae0161b169f4fca8a616b0b393370abMathieu Chartier const ScopedObjectAccessUnchecked& soa_; 17842dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* const desired_thread_group_; 1785caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes std::vector<JDWP::ObjectId>& thread_ids_; 1786a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes }; 1787a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 178800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 17892dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_group = gRegistry->Get<mirror::Object*>(thread_group_id); 179000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ThreadListVisitor tlv(soa, thread_group, thread_ids); 179150b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1792f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughes Runtime::Current()->GetThreadList()->ForEach(ThreadListVisitor::Visit, &tlv); 1793a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes} 1794a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 1795caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughesvoid Dbg::GetChildThreadGroups(JDWP::ObjectId thread_group_id, std::vector<JDWP::ObjectId>& child_thread_group_ids) { 179600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 17972dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread_group = gRegistry->Get<mirror::Object*>(thread_group_id); 1798caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes 1799caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes // Get the ArrayList<ThreadGroup> "groups" out of this thread group... 1800ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* groups_field = thread_group->GetClass()->FindInstanceField("groups", "Ljava/util/List;"); 18012dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* groups_array_list = groups_field->GetObject(thread_group); 1802872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1803caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes // Get the array and size out of the ArrayList<ThreadGroup>... 1804ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* array_field = groups_array_list->GetClass()->FindInstanceField("array", "[Ljava/lang/Object;"); 1805ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtField* size_field = groups_array_list->GetClass()->FindInstanceField("size", "I"); 18062dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::ObjectArray<mirror::Object>* groups_array = 18072dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers array_field->GetObject(groups_array_list)->AsObjectArray<mirror::Object>(); 1808caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes const int32_t size = size_field->GetInt(groups_array_list); 1809caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes 1810caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes // Copy the first 'size' elements out of the array into the result. 1811caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes for (int32_t i = 0; i < size; ++i) { 1812caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes child_thread_group_ids.push_back(gRegistry->Add(groups_array->Get(i))); 1813caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes } 1814872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1815872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 181600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogersstatic int GetStackDepth(Thread* thread) 1817b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 18180399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers struct CountStackDepthVisitor : public StackVisitor { 181993ba893c20532990a430741e0a97212900094e8cBrian Carlstrom explicit CountStackDepthVisitor(Thread* thread) 18207a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, NULL), depth(0) {} 18210399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 182264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 182364f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // annotalysis. 182464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 18250399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (!GetMethod()->IsRuntimeMethod()) { 1826f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes ++depth; 1827f8a2df7bbf1021058bc13d1f806a7fec3c89ee62Elliott Hughes } 1828530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return true; 1829a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes } 1830a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes size_t depth; 1831a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes }; 183208fc03ae5dded4adc9b45b7014a4b9dfedbe95a6Elliott Hughes 18337a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers CountStackDepthVisitor visitor(thread); 18340399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 1835a2e54f61453a2072181d5dd7aa2d5e845f5b53f6Elliott Hughes return visitor.depth; 1836872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1837872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1838221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::GetThreadFrameCount(JDWP::ObjectId thread_id, size_t& result) { 183900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 1840a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1841221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1842221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1843221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1844221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 1845221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1846f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 1847f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes return JDWP::ERR_THREAD_NOT_SUSPENDED; 1848f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes } 1849221229cb523f849f165fdafbf9785010963715daElliott Hughes result = GetStackDepth(thread); 1850221229cb523f849f165fdafbf9785010963715daElliott Hughes return JDWP::ERR_NONE; 18518696433d1b3d8ba15288483b777edd888de69135Elliott Hughes} 18528696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 1853306057fd278d75bf3794bd5243a3b6652c487d18Ian RogersJDWP::JdwpError Dbg::GetThreadFrames(JDWP::ObjectId thread_id, size_t start_frame, 1854306057fd278d75bf3794bd5243a3b6652c487d18Ian Rogers size_t frame_count, JDWP::ExpandBuf* buf) { 18556e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes class GetFrameVisitor : public StackVisitor { 18566e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes public: 18577a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetFrameVisitor(Thread* thread, size_t start_frame, size_t frame_count, JDWP::ExpandBuf* buf) 1858b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 18597a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, NULL), depth_(0), 18606e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes start_frame_(start_frame), frame_count_(frame_count), buf_(buf) { 18616e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes expandBufAdd4BE(buf_, frame_count_); 186203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 18630399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 186400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 186500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 186600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers virtual bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 18670399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (GetMethod()->IsRuntimeMethod()) { 18687934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom return true; // The debugger can't do anything useful with a frame that has no Method*. 186903181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 18706e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes if (depth_ >= start_frame_ + frame_count_) { 1871530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return false; 187203181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 18736e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes if (depth_ >= start_frame_) { 18746e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes JDWP::FrameId frame_id(GetFrameId()); 18756e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes JDWP::JdwpLocation location; 18766e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes SetLocation(location, GetMethod(), GetDexPc()); 18777baf96f592522b763d15389a01c6ab6f0a977621Elliott Hughes VLOG(jdwp) << StringPrintf(" Frame %3zd: id=%3lld ", depth_, frame_id) << location; 18786e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes expandBufAdd8BE(buf_, frame_id); 18796e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes expandBufAddLocation(buf_, location); 18806e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes } 18816e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes ++depth_; 1882530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return true; 188303181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes } 18846e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes 18856e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes private: 18866e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes size_t depth_; 18876e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes const size_t start_frame_; 18886e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes const size_t frame_count_; 18896e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes JDWP::ExpandBuf* buf_; 189003181a828cd493545b278e0aa4f150fdaf1e3325Elliott Hughes }; 189100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 189200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 1893a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1894221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 1895221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1896221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1897221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 1898221229cb523f849f165fdafbf9785010963715daElliott Hughes } 1899f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 1900f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes return JDWP::ERR_THREAD_NOT_SUSPENDED; 1901f15f4a0136a7b797117355768851bc421b3afc93Elliott Hughes } 19027a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetFrameVisitor visitor(thread, start_frame, frame_count, buf); 19030399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 19046e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes return JDWP::ERR_NONE; 1905872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1906872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1907872d4ec7225444d9400d30f9027247deb91012fdElliott HughesJDWP::ObjectId Dbg::GetThreadSelfId() { 1908dbe6f4613ae0161b169f4fca8a616b0b393370abMathieu Chartier ScopedObjectAccessUnchecked soa(Thread::Current()); 1909cfaa455374aae0a08c8cb28b5bb306b17866d652Ian Rogers return gRegistry->Add(soa.Self()->GetPeer()); 1910872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1911872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1912475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughesvoid Dbg::SuspendVM() { 191300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers Runtime::Current()->GetThreadList()->SuspendAllForDebugger(); 1914872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1915872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1916872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::ResumeVM() { 1917c61a267e98ed1038b74c33c7740414ced4a27d89Elliott Hughes Runtime::Current()->GetThreadList()->UndoDebuggerSuspensions(); 1918872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1919872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1920221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::SuspendThread(JDWP::ObjectId thread_id, bool request_suspension) { 192100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedLocalRef<jobject> peer(Thread::Current()->GetJniEnv(), NULL); 192200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 192300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 19242dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers peer.reset(soa.AddLocalReference<jobject>(gRegistry->Get<mirror::Object*>(thread_id))); 192500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 192600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (peer.get() == NULL) { 192700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_THREAD_NOT_ALIVE; 192800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 192900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // Suspend thread to build stack trace. 1930f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes bool timed_out; 1931d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers Thread* thread = ThreadList::SuspendThreadByPeer(peer.get(), request_suspension, true, 1932d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers &timed_out); 193300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (thread != NULL) { 193400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_NONE; 1935f327e07b37e349b1ec5eaad6dc294a9b7a081d20Elliott Hughes } else if (timed_out) { 193600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_INTERNAL; 193700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } else { 193800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_THREAD_NOT_ALIVE; 19394e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes } 1940872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1941872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1942221229cb523f849f165fdafbf9785010963715daElliott Hughesvoid Dbg::ResumeThread(JDWP::ObjectId thread_id) { 194300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 19442dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* peer = gRegistry->Get<mirror::Object*>(thread_id); 1945a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao Thread* thread; 1946a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao { 1947a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1948a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao thread = Thread::FromManagedThread(soa, peer); 1949a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao } 19504e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes if (thread == NULL) { 19514e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes LOG(WARNING) << "No such thread for resume: " << peer; 19524e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes return; 19534e235316b4ada4d865c544d9b4ba397139333fa6Elliott Hughes } 195400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool needs_resume; 195500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 195650b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu2(soa.Self(), *Locks::thread_suspend_count_lock_); 195700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers needs_resume = thread->GetSuspendCount() > 0; 195800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 195900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (needs_resume) { 1960546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes Runtime::Current()->GetThreadList()->Resume(thread, true); 1961546b986ecd09c2a498740bd8bf7127e612d94755Elliott Hughes } 1962872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1963872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 1964872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::SuspendSelf() { 1965475fc23a4a7f35d1be87ea0b06c80df317a720acElliott Hughes Runtime::Current()->GetThreadList()->SuspendSelfForDebugger(); 1966872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 1967872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 19680399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogersstruct GetThisVisitor : public StackVisitor { 19697a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetThisVisitor(Thread* thread, Context* context, JDWP::FrameId frame_id) 1970b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 19717a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, context), this_object(NULL), frame_id(frame_id) {} 197268fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes 197300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 197400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 197500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers virtual bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 19766e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes if (frame_id != GetFrameId()) { 19770399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return true; // continue 19780399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } else { 197962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers this_object = GetThisObject(); 198062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers return false; 19810399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 198268fdbd07fc2b8856905e06f3cc945b046c3bfcd3Elliott Hughes } 1983dbb4079eb1e7d7738c81a97c8dd2550885c1093aElliott Hughes 19842dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* this_object; 19856e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes JDWP::FrameId frame_id; 19860399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers}; 1987ad3da694bbba88662d1d1bd2cc574d6e3ab6cd42Elliott Hughes 198800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan RogersJDWP::JdwpError Dbg::GetThisObject(JDWP::ObjectId thread_id, JDWP::FrameId frame_id, 198900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ObjectId* result) { 199000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 199100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers Thread* thread; 199200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 199350b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 1994221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 1995221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 1996221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 199700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 19989e0c175a0cea5c8c88a6927e6375554118f74a82Elliott Hughes if (!IsSuspendedForDebugger(soa, thread)) { 199900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers return JDWP::ERR_THREAD_NOT_SUSPENDED; 200000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 20016e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes } 2002caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes UniquePtr<Context> context(Context::Create()); 20037a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetThisVisitor visitor(thread, context.get(), frame_id); 20040399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 20056e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes *result = gRegistry->Add(visitor.this_object); 20066e9d22c78c1016e70f8c2a9e6bc66c94ec36f728Elliott Hughes return JDWP::ERR_NONE; 20070399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers} 20080399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 200988d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesvoid Dbg::GetLocalValue(JDWP::ObjectId thread_id, JDWP::FrameId frame_id, int slot, JDWP::JdwpTag tag, 201000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers uint8_t* buf, size_t width) { 20110399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers struct GetLocalVisitor : public StackVisitor { 20127a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetLocalVisitor(Thread* thread, Context* context, JDWP::FrameId frame_id, int slot, 20137a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers JDWP::JdwpTag tag, uint8_t* buf, size_t width) 2014b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 20157a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, context), frame_id_(frame_id), slot_(slot), tag_(tag), 2016ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers buf_(buf), width_(width) {} 2017ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers 201800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 201900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 202000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 20210399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (GetFrameId() != frame_id_) { 20220399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return true; // Not our frame, carry on. 20230399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20240399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers // TODO: check that the tag is compatible with the actual type of the slot! 2025ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = GetMethod(); 20260399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint16_t reg = DemangleSlot(slot_, m); 20270399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 20280399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers switch (tag_) { 20290399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_BOOLEAN: 20300399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20310399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 1U); 20322bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kIntVReg); 20330399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get boolean local " << reg << " = " << intVal; 20340399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set1(buf_+1, intVal != 0); 20350399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20360399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20370399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_BYTE: 20380399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20390399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 1U); 20402bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kIntVReg); 20410399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get byte local " << reg << " = " << intVal; 20420399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set1(buf_+1, intVal); 20430399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20440399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20450399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_SHORT: 20460399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_CHAR: 20470399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20480399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 2U); 20492bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kIntVReg); 20500399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get short/char local " << reg << " = " << intVal; 20510399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set2BE(buf_+1, intVal); 20520399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20530399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20540399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_INT: 20552bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers { 20562bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers CHECK_EQ(width_, 4U); 20572bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kIntVReg); 20582bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers VLOG(jdwp) << "get int local " << reg << " = " << intVal; 20592bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers JDWP::Set4BE(buf_+1, intVal); 20602bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers } 20612bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers break; 20620399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_FLOAT: 20630399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20640399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 4U); 20652bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t intVal = GetVReg(m, reg, kFloatVReg); 20660399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get int/float local " << reg << " = " << intVal; 20670399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set4BE(buf_+1, intVal); 20680399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20690399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20700399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_ARRAY: 20710399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20720399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, sizeof(JDWP::ObjectId)); 20732dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = reinterpret_cast<mirror::Object*>(GetVReg(m, reg, kReferenceVReg)); 20740399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get array local " << reg << " = " << o; 2075590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier if (!Runtime::Current()->GetHeap()->IsValidObjectAddress(o)) { 20760399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers LOG(FATAL) << "Register " << reg << " expected to hold array: " << o; 20770399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20780399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::SetObjectId(buf_+1, gRegistry->Add(o)); 20790399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20800399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20810399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_CLASS_LOADER: 20820399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_CLASS_OBJECT: 20830399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_OBJECT: 20840399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_STRING: 20850399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_THREAD: 20860399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_THREAD_GROUP: 20870399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 20880399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, sizeof(JDWP::ObjectId)); 20892dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = reinterpret_cast<mirror::Object*>(GetVReg(m, reg, kReferenceVReg)); 20900399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get object local " << reg << " = " << o; 2091590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier if (!Runtime::Current()->GetHeap()->IsValidObjectAddress(o)) { 20920399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers LOG(FATAL) << "Register " << reg << " expected to hold object: " << o; 20930399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20940399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers tag_ = TagFromObject(o); 20950399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::SetObjectId(buf_+1, gRegistry->Add(o)); 20960399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 20970399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 20980399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_DOUBLE: 20992bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers { 21002bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers CHECK_EQ(width_, 8U); 21012bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t lo = GetVReg(m, reg, kDoubleLoVReg); 21022bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint64_t hi = GetVReg(m, reg + 1, kDoubleHiVReg); 21032bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint64_t longVal = (hi << 32) | lo; 21042bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers VLOG(jdwp) << "get double/long local " << hi << ":" << lo << " = " << longVal; 21052bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers JDWP::Set8BE(buf_+1, longVal); 21062bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers } 21072bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers break; 21080399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_LONG: 21090399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 21100399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 8U); 21112bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint32_t lo = GetVReg(m, reg, kLongLoVReg); 21122bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers uint64_t hi = GetVReg(m, reg + 1, kLongHiVReg); 21130399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint64_t longVal = (hi << 32) | lo; 21140399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers VLOG(jdwp) << "get double/long local " << hi << ":" << lo << " = " << longVal; 21150399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set8BE(buf_+1, longVal); 21160399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 21170399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21180399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers default: 21190399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers LOG(FATAL) << "Unknown tag " << tag_; 21200399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21210399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 2122ad3da694bbba88662d1d1bd2cc574d6e3ab6cd42Elliott Hughes 21230399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers // Prepend tag, which may have been updated. 21240399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::Set1(buf_, tag_); 21250399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return false; 21260399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 21270399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 21280399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const JDWP::FrameId frame_id_; 21290399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const int slot_; 21300399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::JdwpTag tag_; 21310399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint8_t* const buf_; 21320399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const size_t width_; 21330399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers }; 213400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 213500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 2136a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2137221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 2138221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 2139221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 2140221229cb523f849f165fdafbf9785010963715daElliott Hughes return; 2141221229cb523f849f165fdafbf9785010963715daElliott Hughes } 21420399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers UniquePtr<Context> context(Context::Create()); 21437a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers GetLocalVisitor visitor(thread, context.get(), frame_id, slot, tag, buf, width); 21440399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 21450399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers} 21460399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 214788d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughesvoid Dbg::SetLocalValue(JDWP::ObjectId thread_id, JDWP::FrameId frame_id, int slot, JDWP::JdwpTag tag, 21480399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint64_t value, size_t width) { 21490399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers struct SetLocalVisitor : public StackVisitor { 21507a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers SetLocalVisitor(Thread* thread, Context* context, 21510399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers JDWP::FrameId frame_id, int slot, JDWP::JdwpTag tag, uint64_t value, 2152ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers size_t width) 2153b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 21547a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, context), 215508fc03ae5dded4adc9b45b7014a4b9dfedbe95a6Elliott Hughes frame_id_(frame_id), slot_(slot), tag_(tag), value_(value), width_(width) {} 2156ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers 215700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 215800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 215900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 21600399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (GetFrameId() != frame_id_) { 21610399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return true; // Not our frame, carry on. 2162ad3da694bbba88662d1d1bd2cc574d6e3ab6cd42Elliott Hughes } 21630399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers // TODO: check that the tag is compatible with the actual type of the slot! 2164ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = GetMethod(); 21650399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers uint16_t reg = DemangleSlot(slot_, m); 21660399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 21670399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers switch (tag_) { 21680399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_BOOLEAN: 21690399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_BYTE: 21700399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 1U); 21712bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kIntVReg); 21720399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21730399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_SHORT: 21740399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_CHAR: 21750399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 2U); 21762bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kIntVReg); 21770399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21780399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_INT: 21792bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers CHECK_EQ(width_, 4U); 21802bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kIntVReg); 21812bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers break; 21820399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_FLOAT: 21830399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 4U); 21842bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kFloatVReg); 21850399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21860399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_ARRAY: 21870399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_OBJECT: 21880399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_STRING: 21890399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers { 21900399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, sizeof(JDWP::ObjectId)); 21912dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* o = gRegistry->Get<mirror::Object*>(static_cast<JDWP::ObjectId>(value_)); 219264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (o == ObjectRegistry::kInvalidObject) { 21930399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers UNIMPLEMENTED(FATAL) << "return an error code when given an invalid object to store"; 21940399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 21952bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(reinterpret_cast<uintptr_t>(o)), kReferenceVReg); 21960399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 21970399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 21980399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_DOUBLE: 21992bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers CHECK_EQ(width_, 8U); 22002bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kDoubleLoVReg); 22012bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg + 1, static_cast<uint32_t>(value_ >> 32), kDoubleHiVReg); 22022bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers break; 22030399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers case JDWP::JT_LONG: 22040399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers CHECK_EQ(width_, 8U); 22052bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg, static_cast<uint32_t>(value_), kLongLoVReg); 22062bcb4a496b7aa00d996df3a070524f7568fb35a1Ian Rogers SetVReg(m, reg + 1, static_cast<uint32_t>(value_ >> 32), kLongHiVReg); 22070399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 22080399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers default: 22090399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers LOG(FATAL) << "Unknown tag " << tag_; 22100399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers break; 22110399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers } 22120399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers return false; 2213cccd84f1f972f1a260c3be418c8388a5d30cf59eElliott Hughes } 22140399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers 22150399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const JDWP::FrameId frame_id_; 22160399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const int slot_; 22170399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const JDWP::JdwpTag tag_; 22180399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const uint64_t value_; 22190399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers const size_t width_; 22200399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers }; 222100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 222200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 2223a77f0f68a59870ff027dad654fe31eb3fdaf3d5djeffhao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2224221229cb523f849f165fdafbf9785010963715daElliott Hughes Thread* thread; 2225221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 2226221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 2227221229cb523f849f165fdafbf9785010963715daElliott Hughes return; 2228221229cb523f849f165fdafbf9785010963715daElliott Hughes } 222908fc03ae5dded4adc9b45b7014a4b9dfedbe95a6Elliott Hughes UniquePtr<Context> context(Context::Create()); 22307a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers SetLocalVisitor visitor(thread, context.get(), frame_id, slot, tag, value, width); 22310399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 2232872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2233872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2234579b02416e05e32e535126e1ed61613a2cdb030eJeff Haovoid Dbg::PostLocationEvent(const mirror::ArtMethod* m, int dex_pc, mirror::Object* this_object, 2235579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao int event_flags, const JValue* return_value) { 22362dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = m->GetDeclaringClass(); 223791bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 223891bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes JDWP::JdwpLocation location; 2239748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.type_tag = c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS; 224064f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes location.class_id = gRegistry->AddRefType(c); 2241748474146da0c6484fa3dca0a700f612d47550c3Elliott Hughes location.method_id = ToMethodId(m); 2242972a47bf0c180dee7e4c697b74dd31daaf58e008Elliott Hughes location.dex_pc = m->IsNative() ? -1 : dex_pc; 224391bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 224464f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // If 'this_object' isn't already in the registry, we know that we're not looking for it, 224564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes // so there's no point adding it to the registry and burning through ids. 224664f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes JDWP::ObjectId this_id = 0; 224764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (gRegistry->Contains(this_object)) { 224864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes this_id = gRegistry->Add(this_object); 224991bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 2250579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao gJdwpState->PostLocationEvent(&location, this_id, event_flags, return_value); 2251872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2252872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 225362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogersvoid Dbg::PostException(Thread* thread, const ThrowLocation& throw_location, 2254ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* catch_method, 225564f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes uint32_t catch_dex_pc, mirror::Throwable* exception_object) { 2256c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes if (!IsDebuggerActive()) { 22570ad5bb8ea378a223eb6eaf89e0be2823c6f87c0eIan Rogers return; 22580ad5bb8ea378a223eb6eaf89e0be2823c6f87c0eIan Rogers } 22594740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes 226062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers JDWP::JdwpLocation jdwp_throw_location; 226162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SetLocation(jdwp_throw_location, throw_location.GetMethod(), throw_location.GetDexPc()); 2262d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes JDWP::JdwpLocation catch_location; 2263caf7654a0e6c76c7489970b1a246fccf220f9982Elliott Hughes SetLocation(catch_location, catch_method, catch_dex_pc); 2264d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2265d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // We need 'this' for InstanceOnly filters. 226662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers JDWP::ObjectId this_id = gRegistry->Add(throw_location.GetThis()); 226764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes JDWP::ObjectId exception_id = gRegistry->Add(exception_object); 226864f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes JDWP::RefTypeId exception_class_id = gRegistry->AddRefType(exception_object->GetClass()); 2269d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 227062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers gJdwpState->PostException(&jdwp_throw_location, exception_id, exception_class_id, &catch_location, 227162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers this_id); 2272872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2273872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 22742dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersvoid Dbg::PostClassPrepare(mirror::Class* c) { 2275c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes if (!IsDebuggerActive()) { 22764740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes return; 22774740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes } 22784740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes 22793d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes // OLD-TODO - we currently always send both "verified" and "prepared" since 22804740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes // debuggers seem to like that. There might be some advantage to honesty, 22814740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes // since the class may not yet be verified. 22824740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes int state = JDWP::CS_VERIFIED | JDWP::CS_PREPARED; 22834740cdff25875c530649a670b15e8ac52bfd7252Elliott Hughes JDWP::JdwpTypeTag tag = c->IsInterface() ? JDWP::TT_INTERFACE : JDWP::TT_CLASS; 2284fc0e94bed3f88ed7e50854fd8dfaf5dcb345250fIan Rogers gJdwpState->PostClassPrepare(tag, gRegistry->Add(c), 2285dfb325e0ddd746cd8f7c2e3723b3a573eb7cc111Ian Rogers ClassHelper(c).GetDescriptor(), state); 2286872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2287872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 228862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogersvoid Dbg::UpdateDebugger(Thread* thread, mirror::Object* this_object, 2289ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* m, uint32_t dex_pc) { 229062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers if (!IsDebuggerActive() || dex_pc == static_cast<uint32_t>(-2) /* fake method exit */) { 22912aa2e39548e194c5514d6534149ca1078021eab1Elliott Hughes return; 229291bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 229391bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 22942aa2e39548e194c5514d6534149ca1078021eab1Elliott Hughes int event_flags = 0; 22952aa2e39548e194c5514d6534149ca1078021eab1Elliott Hughes 22968696433d1b3d8ba15288483b777edd888de69135Elliott Hughes if (IsBreakpoint(m, dex_pc)) { 22978696433d1b3d8ba15288483b777edd888de69135Elliott Hughes event_flags |= kBreakpoint; 229891bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 229991bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 230061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // If the debugger is single-stepping one of our threads, check to 230161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // see if we're that thread and we've reached a step point. 230261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz const SingleStepControl* single_step_control = thread->GetSingleStepControl(); 230361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz DCHECK(single_step_control != nullptr); 230461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (single_step_control->is_active) { 230561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz CHECK(!m->IsNative()); 230661b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (single_step_control->step_depth == JDWP::SD_INTO) { 230761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // Step into method calls. We break when the line number 230861b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // or method pointer changes. If we're in SS_MIN mode, we 230961b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // always stop. 231061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (single_step_control->method != m) { 231161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz event_flags |= kSingleStep; 231261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "SS new method"; 231361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } else if (single_step_control->step_size == JDWP::SS_MIN) { 231461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz event_flags |= kSingleStep; 231561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "SS new instruction"; 231661b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } else if (single_step_control->dex_pcs.find(dex_pc) == single_step_control->dex_pcs.end()) { 231761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz event_flags |= kSingleStep; 231861b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "SS new line"; 231961b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } 232061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } else if (single_step_control->step_depth == JDWP::SD_OVER) { 232161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // Step over method calls. We break when the line number is 232261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // different and the frame depth is <= the original frame 232361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // depth. (We can't just compare on the method, because we 232461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // might get unrolled past it by an exception, and it's tricky 232561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // to identify recursion.) 232661b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz 232761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz int stack_depth = GetStackDepth(thread); 232861b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz 232961b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (stack_depth < single_step_control->stack_depth) { 233061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // Popped up one or more frames, always trigger. 233161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz event_flags |= kSingleStep; 233261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "SS method pop"; 233361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } else if (stack_depth == single_step_control->stack_depth) { 233461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // Same depth, see if we moved. 233561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (single_step_control->step_size == JDWP::SS_MIN) { 23368696433d1b3d8ba15288483b777edd888de69135Elliott Hughes event_flags |= kSingleStep; 23378696433d1b3d8ba15288483b777edd888de69135Elliott Hughes VLOG(jdwp) << "SS new instruction"; 233861b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } else if (single_step_control->dex_pcs.find(dex_pc) == single_step_control->dex_pcs.end()) { 23392435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes event_flags |= kSingleStep; 23402435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "SS new line"; 234191bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 234261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } 234361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } else { 234461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz CHECK_EQ(single_step_control->step_depth, JDWP::SD_OUT); 234561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // Return from the current method. We break when the frame 234661b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // depth pops up. 234761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz 234861b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // This differs from the "method exit" break in that it stops 234961b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // with the PC at the next instruction in the returned-to 235061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz // function, rather than the end of the returning function. 235161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz 235261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz int stack_depth = GetStackDepth(thread); 235361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (stack_depth < single_step_control->stack_depth) { 235461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz event_flags |= kSingleStep; 235561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "SS method pop"; 23568696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 235791bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 235891bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 235991bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 236091bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes // If there's something interesting going on, see if it matches one 236191bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes // of the debugger filters. 236291bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes if (event_flags != 0) { 2363579b02416e05e32e535126e1ed61613a2cdb030eJeff Hao Dbg::PostLocationEvent(m, dex_pc, this_object, event_flags, nullptr); 236491bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes } 236591bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes} 236691bf6cd47174f5c17265320f7a350722720390a5Elliott Hughes 23678696433d1b3d8ba15288483b777edd888de69135Elliott Hughesvoid Dbg::WatchLocation(const JDWP::JdwpLocation* location) { 236809bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 2369ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(location->method_id); 2370972a47bf0c180dee7e4c697b74dd31daaf58e008Elliott Hughes gBreakpoints.push_back(Breakpoint(m, location->dex_pc)); 23718696433d1b3d8ba15288483b777edd888de69135Elliott Hughes VLOG(jdwp) << "Set breakpoint #" << (gBreakpoints.size() - 1) << ": " << gBreakpoints[gBreakpoints.size() - 1]; 2372872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2373872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 23748696433d1b3d8ba15288483b777edd888de69135Elliott Hughesvoid Dbg::UnwatchLocation(const JDWP::JdwpLocation* location) { 237509bfc6a50bdc9366b13ac3ab479d9278c853d90ajeffhao MutexLock mu(Thread::Current(), *Locks::breakpoint_lock_); 2376ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(location->method_id); 23778696433d1b3d8ba15288483b777edd888de69135Elliott Hughes for (size_t i = 0; i < gBreakpoints.size(); ++i) { 2378972a47bf0c180dee7e4c697b74dd31daaf58e008Elliott Hughes if (gBreakpoints[i].method == m && gBreakpoints[i].dex_pc == location->dex_pc) { 23798696433d1b3d8ba15288483b777edd888de69135Elliott Hughes VLOG(jdwp) << "Removed breakpoint #" << i << ": " << gBreakpoints[i]; 23808696433d1b3d8ba15288483b777edd888de69135Elliott Hughes gBreakpoints.erase(gBreakpoints.begin() + i); 23818696433d1b3d8ba15288483b777edd888de69135Elliott Hughes return; 23828696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 23838696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 2384872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2385872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2386449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao// Scoped utility class to suspend a thread so that we may do tasks such as walk its stack. Doesn't 2387449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao// cause suspension if the thread is the current thread. 2388449db33fafa29578df60e8a323f78d5eb6247e76Jeff Haoclass ScopedThreadSuspension { 2389449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao public: 239033e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogers ScopedThreadSuspension(Thread* self, JDWP::ObjectId thread_id) 239133e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) : 2392449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao thread_(NULL), 2393449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao error_(JDWP::ERR_NONE), 2394449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao self_suspend_(false), 239533e9566255c426e7a2c8fca5b8a1b6a94a5d352cIan Rogers other_suspend_(false) { 2396449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao ScopedObjectAccessUnchecked soa(self); 2397449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao { 2398449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2399449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao error_ = DecodeThread(soa, thread_id, thread_); 2400449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2401449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (error_ == JDWP::ERR_NONE) { 2402449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (thread_ == soa.Self()) { 2403449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao self_suspend_ = true; 2404449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } else { 2405449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao soa.Self()->TransitionFromRunnableToSuspended(kWaitingForDebuggerSuspension); 2406449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao jobject thread_peer = gRegistry->GetJObject(thread_id); 2407449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao bool timed_out; 2408d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers Thread* suspended_thread = ThreadList::SuspendThreadByPeer(thread_peer, true, true, 2409d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers &timed_out); 2410449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao CHECK_EQ(soa.Self()->TransitionFromSuspendedToRunnable(), kWaitingForDebuggerSuspension); 2411449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (suspended_thread == NULL) { 2412449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao // Thread terminated from under us while suspending. 2413449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao error_ = JDWP::ERR_INVALID_THREAD; 2414449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } else { 2415449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao CHECK_EQ(suspended_thread, thread_); 2416449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao other_suspend_ = true; 2417449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2418449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2419449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2420449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2421449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2422449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Thread* GetThread() const { 2423449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao return thread_; 2424449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2425449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2426449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao JDWP::JdwpError GetError() const { 2427449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao return error_; 2428449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2429449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2430449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao ~ScopedThreadSuspension() { 2431449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (other_suspend_) { 2432449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Runtime::Current()->GetThreadList()->Resume(thread_, true); 2433449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2434449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao } 2435449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2436449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao private: 2437449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Thread* thread_; 2438449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao JDWP::JdwpError error_; 2439449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao bool self_suspend_; 2440449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao bool other_suspend_; 2441449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao}; 2442449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 2443221229cb523f849f165fdafbf9785010963715daElliott HughesJDWP::JdwpError Dbg::ConfigureStep(JDWP::ObjectId thread_id, JDWP::JdwpStepSize step_size, 244400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::JdwpStepDepth step_depth) { 2445449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao Thread* self = Thread::Current(); 2446449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao ScopedThreadSuspension sts(self, thread_id); 2447449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao if (sts.GetError() != JDWP::ERR_NONE) { 2448449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao return sts.GetError(); 24492435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 24508696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 24512435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 24522435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Work out what Method* we're in, the current line number, and how deep the stack currently 24532435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // is for step-out. 24542435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 24552435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 24560399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers struct SingleStepStackVisitor : public StackVisitor { 245761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz explicit SingleStepStackVisitor(Thread* thread, SingleStepControl* single_step_control, 245861b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz int32_t* line_number) 2459b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 246061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz : StackVisitor(thread, NULL), single_step_control_(single_step_control), 246161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz line_number_(line_number) { 246261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz DCHECK_EQ(single_step_control_, thread->GetSingleStepControl()); 246361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control_->method = NULL; 246461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control_->stack_depth = 0; 24658696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 2466ca190666fb11820153f74274c495ba1f913d8a69Ian Rogers 246700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 246800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 246900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 247061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz mirror::ArtMethod* m = GetMethod(); 24710399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (!m->IsRuntimeMethod()) { 247261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz ++single_step_control_->stack_depth; 247361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (single_step_control_->method == NULL) { 24742dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers const mirror::DexCache* dex_cache = m->GetDeclaringClass()->GetDexCache(); 247561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control_->method = m; 247661b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz *line_number_ = -1; 24772435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (dex_cache != NULL) { 24784445a7e3398a6143939168097a3aa275b734504dIan Rogers const DexFile& dex_file = *dex_cache->GetDexFile(); 247961b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz *line_number_ = dex_file.GetLineNumFromPC(m, GetDexPc()); 24802435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 24818696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 24828696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 2483530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return true; 24848696433d1b3d8ba15288483b777edd888de69135Elliott Hughes } 248561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz 248661b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz SingleStepControl* const single_step_control_; 248761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz int32_t* const line_number_; 24888696433d1b3d8ba15288483b777edd888de69135Elliott Hughes }; 2489449db33fafa29578df60e8a323f78d5eb6247e76Jeff Hao 249061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz Thread* const thread = sts.GetThread(); 249161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz SingleStepControl* const single_step_control = thread->GetSingleStepControl(); 249261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz DCHECK(single_step_control != nullptr); 249361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz int32_t line_number = -1; 249461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz SingleStepStackVisitor visitor(thread, single_step_control, &line_number); 24950399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 24968696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 24972435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 24982435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Find the dex_pc values that correspond to the current line, for line-based single-stepping. 24992435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 25002435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 25012435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes struct DebugCallbackContext { 250261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz explicit DebugCallbackContext(SingleStepControl* single_step_control, int32_t line_number) 250361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz : single_step_control_(single_step_control), line_number_(line_number), 250461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz last_pc_valid(false), last_pc(0) { 25052435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25062435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 250761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz static bool Callback(void* raw_context, uint32_t address, uint32_t line_number) { 25082435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes DebugCallbackContext* context = reinterpret_cast<DebugCallbackContext*>(raw_context); 250961b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (static_cast<int32_t>(line_number) == context->line_number_) { 25102435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (!context->last_pc_valid) { 25112435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Everything from this address until the next line change is ours. 25122435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes context->last_pc = address; 25132435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes context->last_pc_valid = true; 25142435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25152435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Otherwise, if we're already in a valid range for this line, 25162435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // just keep going (shouldn't really happen)... 25177934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom } else if (context->last_pc_valid) { // and the line number is new 25182435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Add everything from the last entry up until here to the set 25192435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes for (uint32_t dex_pc = context->last_pc; dex_pc < address; ++dex_pc) { 252061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz context->single_step_control_->dex_pcs.insert(dex_pc); 25212435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25222435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes context->last_pc_valid = false; 25232435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25247934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom return false; // There may be multiple entries for any given line. 25252435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25262435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 252761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz ~DebugCallbackContext() { 25282435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // If the line number was the last in the position table... 25292435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (last_pc_valid) { 253061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz size_t end = MethodHelper(single_step_control_->method).GetCodeItem()->insns_size_in_code_units_; 25312435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes for (uint32_t dex_pc = last_pc; dex_pc < end; ++dex_pc) { 253261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control_->dex_pcs.insert(dex_pc); 25332435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25342435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25352435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25362435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 253761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz SingleStepControl* const single_step_control_; 253861b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz const int32_t line_number_; 25392435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes bool last_pc_valid; 25402435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes uint32_t last_pc; 25412435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes }; 254261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control->dex_pcs.clear(); 254361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz const mirror::ArtMethod* m = single_step_control->method; 254461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz if (!m->IsNative()) { 254561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz DebugCallbackContext context(single_step_control, line_number); 25463e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes MethodHelper mh(m); 25473e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes mh.GetDexFile().DecodeDebugInfo(mh.GetCodeItem(), m->IsStatic(), m->GetDexMethodIndex(), 25483e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes DebugCallbackContext::Callback, NULL, &context); 25493e2e1a2380e7b2ce402640ea4f6a177c06bd19a2Elliott Hughes } 25502435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 25512435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 25522435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // Everything else... 25532435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes // 25542435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 255561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control->step_size = step_size; 255661b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control->step_depth = step_depth; 255761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control->is_active = true; 25588696433d1b3d8ba15288483b777edd888de69135Elliott Hughes 25592435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes if (VLOG_IS_ON(jdwp)) { 256061b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "Single-step thread: " << *thread; 256161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "Single-step step size: " << single_step_control->step_size; 256261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "Single-step step depth: " << single_step_control->step_depth; 256361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "Single-step current method: " << PrettyMethod(single_step_control->method); 256461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "Single-step current line: " << line_number; 256561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz VLOG(jdwp) << "Single-step current stack depth: " << single_step_control->stack_depth; 25662435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes VLOG(jdwp) << "Single-step dex_pc values:"; 256761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz for (std::set<uint32_t>::iterator it = single_step_control->dex_pcs.begin(); it != single_step_control->dex_pcs.end(); ++it) { 2568229feb7a09317919ee51c06d1c3e715cea25da75Elliott Hughes VLOG(jdwp) << StringPrintf(" %#x", *it); 25692435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25702435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes } 25712435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes 25722435a5751431152aaeaa2faaa86b2a30d3eecfe3Elliott Hughes return JDWP::ERR_NONE; 2573872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2574872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 257561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertzvoid Dbg::UnconfigureStep(JDWP::ObjectId thread_id) { 257661b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz ScopedObjectAccessUnchecked soa(Thread::Current()); 257761b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 257861b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz Thread* thread; 257961b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz JDWP::JdwpError error = DecodeThread(soa, thread_id, thread); 258087118ed6f3f99e7df33214c277cf200a7b9a7499Sebastien Hertz if (error == JDWP::ERR_NONE) { 258161b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz SingleStepControl* single_step_control = thread->GetSingleStepControl(); 258261b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz DCHECK(single_step_control != nullptr); 258361b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control->is_active = false; 258461b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz single_step_control->dex_pcs.clear(); 258561b7f1b05d1fe12d4009316263bf990903e4edffSebastien Hertz } 2586872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2587872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 258845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughesstatic char JdwpTagToShortyChar(JDWP::JdwpTag tag) { 258945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes switch (tag) { 259045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes default: 259145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes LOG(FATAL) << "unknown JDWP tag: " << PrintableChar(tag); 259245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 259345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes // Primitives. 259445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_BYTE: return 'B'; 259545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_CHAR: return 'C'; 259645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_FLOAT: return 'F'; 259745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_DOUBLE: return 'D'; 259845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_INT: return 'I'; 259945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_LONG: return 'J'; 260045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_SHORT: return 'S'; 260145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_VOID: return 'V'; 260245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_BOOLEAN: return 'Z'; 260345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 260445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes // Reference types. 260545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_ARRAY: 260645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_OBJECT: 260745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_STRING: 260845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_THREAD: 260945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_THREAD_GROUP: 261045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_CLASS_LOADER: 261145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes case JDWP::JT_CLASS_OBJECT: 261245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return 'L'; 261345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 261445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes} 261545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 261688d630950cb5c6a1cb6457ce03a17c074ae13628Elliott HughesJDWP::JdwpError Dbg::InvokeMethod(JDWP::ObjectId thread_id, JDWP::ObjectId object_id, 261788d630950cb5c6a1cb6457ce03a17c074ae13628Elliott Hughes JDWP::RefTypeId class_id, JDWP::MethodId method_id, 261800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers uint32_t arg_count, uint64_t* arg_values, 261900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::JdwpTag* arg_types, uint32_t options, 262000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::JdwpTag* pResultTag, uint64_t* pResultValue, 262100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers JDWP::ObjectId* pExceptionId) { 2622d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes ThreadList* thread_list = Runtime::Current()->GetThreadList(); 2623d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2624d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes Thread* targetThread = NULL; 2625d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes DebugInvokeReq* req = NULL; 262600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers Thread* self = Thread::Current(); 2627d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes { 262800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(self); 262950b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), *Locks::thread_list_lock_); 2630221229cb523f849f165fdafbf9785010963715daElliott Hughes JDWP::JdwpError error = DecodeThread(soa, thread_id, targetThread); 2631221229cb523f849f165fdafbf9785010963715daElliott Hughes if (error != JDWP::ERR_NONE) { 2632221229cb523f849f165fdafbf9785010963715daElliott Hughes LOG(ERROR) << "InvokeMethod request for invalid thread id " << thread_id; 2633221229cb523f849f165fdafbf9785010963715daElliott Hughes return error; 2634d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2635d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes req = targetThread->GetInvokeReq(); 2636d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (!req->ready) { 2637d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes LOG(ERROR) << "InvokeMethod request for thread not stopped by event: " << *targetThread; 2638d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes return JDWP::ERR_INVALID_THREAD; 2639d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2640d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2641d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* 2642d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * We currently have a bug where we don't successfully resume the 2643d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * target thread if the suspend count is too deep. We're expected to 2644d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * require one "resume" for each "suspend", but when asked to execute 2645d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * a method we have to resume fully and then re-suspend it back to the 2646d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * same level. (The easiest way to cause this is to type "suspend" 2647d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * multiple times in jdb.) 2648d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * 2649d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * It's unclear what this means when the event specifies "resume all" 2650d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * and some threads are suspended more deeply than others. This is 2651d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * a rare problem, so for now we just prevent it from hanging forever 2652d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * by rejecting the method invocation request. Without this, we will 2653d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * be stuck waiting on a suspended thread. 2654d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes */ 265500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers int suspend_count; 265600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 265750b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu2(soa.Self(), *Locks::thread_suspend_count_lock_); 265800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers suspend_count = targetThread->GetSuspendCount(); 265900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 2660d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (suspend_count > 1) { 2661d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes LOG(ERROR) << *targetThread << " suspend count too deep for method invocation: " << suspend_count; 26627934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom return JDWP::ERR_THREAD_SUSPENDED; // Probably not expected here. 2663d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2664d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 26653f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes JDWP::JdwpError status; 26662dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* receiver = gRegistry->Get<mirror::Object*>(object_id); 266764f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (receiver == ObjectRegistry::kInvalidObject) { 26683f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 26693f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 267045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 26712dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Object* thread = gRegistry->Get<mirror::Object*>(thread_id); 267264f574f474aa77c72778640ab21f8cfa72546812Elliott Hughes if (thread == ObjectRegistry::kInvalidObject) { 26733f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 26743f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 267545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes // TODO: check that 'thread' is actually a java.lang.Thread! 267645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 26772dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = DecodeClass(class_id, status); 267845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (c == NULL) { 26793f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes return status; 26803f4d58f4a39f60057ebf8ea92340ddb78317ae51Elliott Hughes } 268145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 2682ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = FromMethodId(method_id); 268345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (m->IsStatic() != (receiver == NULL)) { 268445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_INVALID_METHODID; 268545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 268645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (m->IsStatic()) { 268745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (m->GetDeclaringClass() != c) { 268845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_INVALID_METHODID; 268945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 269045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } else { 269145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (!m->GetDeclaringClass()->IsAssignableFrom(c)) { 269245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_INVALID_METHODID; 269345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 269445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 269545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 269645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes // Check the argument list matches the method. 269745651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes MethodHelper mh(m); 269845651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (mh.GetShortyLength() - 1 != arg_count) { 269945651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_ILLEGAL_ARGUMENT; 270045651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 270145651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes const char* shorty = mh.GetShorty(); 27020920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes const DexFile::TypeList* types = mh.GetParameterTypeList(); 270345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes for (size_t i = 0; i < arg_count; ++i) { 270445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (shorty[i + 1] != JdwpTagToShortyChar(arg_types[i])) { 270545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes return JDWP::ERR_ILLEGAL_ARGUMENT; 270645651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 27070920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes 27080920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes if (shorty[i + 1] == 'L') { 27090920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes // Did we really get an argument of an appropriate reference type? 27100920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes mirror::Class* parameter_type = mh.GetClassFromTypeIdx(types->GetTypeItem(i).type_idx_); 27110920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes mirror::Object* argument = gRegistry->Get<mirror::Object*>(arg_values[i]); 27120920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes if (argument == ObjectRegistry::kInvalidObject) { 27130920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes return JDWP::ERR_INVALID_OBJECT; 27140920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes } 27150920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes if (!argument->InstanceOf(parameter_type)) { 27160920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes return JDWP::ERR_ILLEGAL_ARGUMENT; 27170920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes } 27180920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes 27190920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes // Turn the on-the-wire ObjectId into a jobject. 27200920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes jvalue& v = reinterpret_cast<jvalue&>(arg_values[i]); 27210920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes v.l = gRegistry->GetJObject(arg_values[i]); 27220920163b0ee4ce3fbf57db5506659de14b77be75Elliott Hughes } 272345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 272445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes 2725d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->receiver = receiver; 2726d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->thread = thread; 2727d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->klass = c; 2728d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->method = m; 2729d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->arg_count = arg_count; 2730d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->arg_values = arg_values; 2731d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->options = options; 2732d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->invoke_needed = true; 2733d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2734d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2735d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // The fact that we've released the thread list lock is a bit risky --- if the thread goes 2736d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // away we're sitting high and dry -- but we must release this before the ResumeAllThreads 2737d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // call, and it's unwise to hold it during WaitForSuspend. 2738d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2739d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes { 2740d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* 2741d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * We change our (JDWP thread) status, which should be THREAD_RUNNING, 274281ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes * so we can suspend for a GC if the invoke request causes us to 2743d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * run out of memory. It's also a good idea to change it before locking 2744d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * the invokeReq mutex, although that should never be held for long. 2745d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes */ 274600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromRunnableToSuspended(kWaitingForDebuggerSend); 2747d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 27484dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Transferring control to event thread"; 2749d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes { 2750d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz MutexLock mu(self, req->lock); 2751d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2752d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if ((options & JDWP::INVOKE_SINGLE_THREADED) == 0) { 27534dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Resuming all threads"; 275400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers thread_list->UndoDebuggerSuspensions(); 2755d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } else { 27564dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Resuming event thread only"; 2757d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes thread_list->Resume(targetThread, true); 2758d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2759d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2760d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // Wait for the request to finish executing. 2761d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz while (req->invoke_needed) { 2762d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz req->cond.Wait(self); 2763d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2764d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 27654dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Control has returned from event thread"; 2766d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2767d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* wait for thread to re-suspend itself */ 2768df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstrom SuspendThread(thread_id, false /* request_suspension */); 276900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromSuspendedToRunnable(); 2770d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2771d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2772d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* 2773d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * Suspend the threads. We waited for the target thread to suspend 2774d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * itself, so all we need to do is suspend the others. 2775d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * 2776d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * The suspendAllThreads() call will double-suspend the event thread, 2777d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * so we want to resume the target thread once to keep the books straight. 2778d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes */ 2779d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if ((options & JDWP::INVOKE_SINGLE_THREADED) == 0) { 278000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromRunnableToSuspended(kWaitingForDebuggerSuspension); 27814dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Suspending all threads"; 278200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers thread_list->SuspendAllForDebugger(); 278300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers self->TransitionFromSuspendedToRunnable(); 27844dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " Resuming event thread to balance the count"; 2785d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes thread_list->Resume(targetThread, true); 2786d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2787d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2788d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // Copy the result. 2789d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes *pResultTag = req->result_tag; 2790d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (IsPrimitiveTag(req->result_tag)) { 2791f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes *pResultValue = req->result_value.GetJ(); 2792d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } else { 2793f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes *pResultValue = gRegistry->Add(req->result_value.GetL()); 2794d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2795d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes *pExceptionId = req->exception; 2796d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes return req->error; 2797872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2798872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2799872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::ExecuteMethod(DebugInvokeReq* pReq) { 280000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 2801d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 280281ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes // We can be called while an exception is pending. We need 2803d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // to preserve that across the method invocation. 280462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SirtRef<mirror::Object> old_throw_this_object(soa.Self(), NULL); 2805ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom SirtRef<mirror::ArtMethod> old_throw_method(soa.Self(), NULL); 280662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers SirtRef<mirror::Throwable> old_exception(soa.Self(), NULL); 280762d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers uint32_t old_throw_dex_pc; 280862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers { 280962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ThrowLocation old_throw_location; 281062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers mirror::Throwable* old_exception_obj = soa.Self()->GetException(&old_throw_location); 281162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_throw_this_object.reset(old_throw_location.GetThis()); 281262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_throw_method.reset(old_throw_location.GetMethod()); 281362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_exception.reset(old_exception_obj); 281462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_throw_dex_pc = old_throw_location.GetDexPc(); 281562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->ClearException(); 281662d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 2817d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2818d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes // Translate the method through the vtable, unless the debugger wants to suppress it. 2819d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz mirror::ArtMethod* m = pReq->method; 2820d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz if ((pReq->options & JDWP::INVOKE_NONVIRTUAL) == 0 && pReq->receiver != NULL) { 2821d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz mirror::ArtMethod* actual_method = pReq->klass->FindVirtualMethodForVirtualOrInterface(pReq->method); 282245651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes if (actual_method != m) { 282345651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes VLOG(jdwp) << "ExecuteMethod translated " << PrettyMethod(m) << " to " << PrettyMethod(actual_method); 282445651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes m = actual_method; 282545651fde99f52546e71241bb0e8a10d16a9f216aElliott Hughes } 2826d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2827cfa9cfa3a94b33d300e1b08b48b3cb72de343dbdElliott Hughes VLOG(jdwp) << "ExecuteMethod " << PrettyMethod(m) 2828d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz << " receiver=" << pReq->receiver 2829d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz << " arg_count=" << pReq->arg_count; 2830d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes CHECK(m != NULL); 2831d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2832d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes CHECK_EQ(sizeof(jvalue), sizeof(uint64_t)); 2833d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 28345d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao MethodHelper mh(m); 28355d9173014c1ca09f7249a6b07629aa37778b5f8fJeff Hao ArgArray arg_array(mh.GetShorty(), mh.GetShortyLength()); 2836d38667a055d507492fd05f78519a7e1f0b85ea03Sebastien Hertz arg_array.BuildArgArray(soa, pReq->receiver, reinterpret_cast<jvalue*>(pReq->arg_values)); 28376474d190d5604898354ebf767f1944b6e3e9b445Jeff Hao InvokeWithArgArray(soa, m, &arg_array, &pReq->result_value, mh.GetShorty()[0]); 2838d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 283962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers mirror::Throwable* exception = soa.Self()->GetException(NULL); 284062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->ClearException(); 284162d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers pReq->exception = gRegistry->Add(exception); 2842d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes pReq->result_tag = BasicTagFromDescriptor(MethodHelper(m).GetShorty()); 2843d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (pReq->exception != 0) { 284462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers VLOG(jdwp) << " JDWP invocation returning with exception=" << exception 284562d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers << " " << exception->Dump(); 2846f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes pReq->result_value.SetJ(0); 2847d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } else if (pReq->result_tag == JDWP::JT_OBJECT) { 2848d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* if no exception thrown, examine object result more closely */ 2849f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes JDWP::JdwpTag new_tag = TagFromObject(pReq->result_value.GetL()); 2850d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (new_tag != pReq->result_tag) { 28514dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << " JDWP promoted result from " << pReq->result_tag << " to " << new_tag; 2852d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes pReq->result_tag = new_tag; 2853d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2854d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2855d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes /* 2856d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * Register the object. We don't actually need an ObjectId yet, 2857d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * but we do need to be sure that the GC won't move or discard the 2858d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * object when we switch out of RUNNING. The ObjectId conversion 2859d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * will add the object to the "do not touch" list. 2860d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * 2861d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * We can't use the "tracked allocation" mechanism here because 2862d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes * the object is going to be handed off to a different thread. 2863d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes */ 2864f24d3cedd395690f6904aaac80f84a100420f7a3Elliott Hughes gRegistry->Add(pReq->result_value.GetL()); 2865d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2866d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes 2867d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes if (old_exception.get() != NULL) { 286862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers ThrowLocation gc_safe_throw_location(old_throw_this_object.get(), old_throw_method.get(), 286962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers old_throw_dex_pc); 287062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers soa.Self()->SetException(gc_safe_throw_location, old_exception.get()); 2871d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes } 2872872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2873872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2874d07986fad0d08cdf05505cf9230714a2cf0dd9aeElliott Hughes/* 28754b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes * "request" contains a full JDWP packet, possibly with multiple chunks. We 2876f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * need to process each, accumulate the replies, and ship the whole thing 2877f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * back. 2878f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * 2879f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * Returns "true" if we have a reply. The reply buffer is newly allocated, 2880f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * and includes the chunk type/length, followed by the data. 2881f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * 28823d30d9b09c16542d41554aad9f46ec9109ba5cb5Elliott Hughes * OLD-TODO: we currently assume that the request and reply include a single 2883f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * chunk. If this becomes inconvenient we will need to adapt. 2884f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes */ 28854b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughesbool Dbg::DdmHandlePacket(JDWP::Request& request, uint8_t** pReplyBuf, int* pReplyLen) { 2886f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes Thread* self = Thread::Current(); 2887f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes JNIEnv* env = self->GetJniEnv(); 2888f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 28894b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes uint32_t type = request.ReadUnsigned32("type"); 28904b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes uint32_t length = request.ReadUnsigned32("length"); 28914b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes 28924b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes // Create a byte[] corresponding to 'request'. 28934b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes size_t request_length = request.size(); 28944b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes ScopedLocalRef<jbyteArray> dataArray(env, env->NewByteArray(request_length)); 28956a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (dataArray.get() == NULL) { 28964b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes LOG(WARNING) << "byte[] allocation failed: " << request_length; 2897f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes env->ExceptionClear(); 2898f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2899f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 29004b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes env->SetByteArrayRegion(dataArray.get(), 0, request_length, reinterpret_cast<const jbyte*>(request.data())); 29014b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes request.Skip(request_length); 2902f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 2903f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes // Run through and find all chunks. [Currently just find the first.] 29046a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes ScopedByteArrayRO contents(env, dataArray.get()); 29054b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes if (length != request_length) { 29064b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes LOG(WARNING) << StringPrintf("bad chunk found (len=%u pktLen=%d)", length, request_length); 2907f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2908f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2909f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 2910f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes // Call "private static Chunk dispatch(int type, byte[] data, int offset, int length)". 2911eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes ScopedLocalRef<jobject> chunk(env, env->CallStaticObjectMethod(WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer, 2912eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_dispatch, 29134b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes type, dataArray.get(), 0, length)); 2914f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes if (env->ExceptionCheck()) { 2915f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes LOG(INFO) << StringPrintf("Exception thrown by dispatcher for 0x%08x", type); 2916f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes env->ExceptionDescribe(); 2917f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes env->ExceptionClear(); 2918f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2919f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2920f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 29216a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (chunk.get() == NULL) { 2922f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2923f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2924f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 2925f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes /* 2926f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * Pull the pieces out of the chunk. We copy the results into a 2927f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * newly-allocated buffer that the caller can free. We don't want to 2928f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * continue using the Chunk object because nothing has a reference to it. 2929f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * 2930f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * We could avoid this by returning type/data/offset/length and having 2931f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * the caller be aware of the object lifetime issues, but that 293281ff3184e7eb8de4605c7646674ea4f9fa29b5f3Elliott Hughes * integrates the JDWP code more tightly into the rest of the runtime, and doesn't work 2933f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * if we have responses for multiple chunks. 2934f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * 2935f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes * So we're pretty much stuck with copying data around multiple times. 2936f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes */ 2937eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes ScopedLocalRef<jbyteArray> replyData(env, reinterpret_cast<jbyteArray>(env->GetObjectField(chunk.get(), WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_data))); 29384b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes jint offset = env->GetIntField(chunk.get(), WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_offset); 2939eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes length = env->GetIntField(chunk.get(), WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_length); 2940eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes type = env->GetIntField(chunk.get(), WellKnownClasses::org_apache_harmony_dalvik_ddmc_Chunk_type); 2941f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 29424dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << StringPrintf("DDM reply: type=0x%08x data=%p offset=%d length=%d", type, replyData.get(), offset, length); 29436a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (length == 0 || replyData.get() == NULL) { 2944f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2945f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2946f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 29474b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes const int kChunkHdrLen = 8; 2948f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes uint8_t* reply = new uint8_t[length + kChunkHdrLen]; 2949f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes if (reply == NULL) { 2950f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes LOG(WARNING) << "malloc failed: " << (length + kChunkHdrLen); 2951f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return false; 2952f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes } 2953f7c3b6625d710a8700325eea447f65e9f963b7f2Elliott Hughes JDWP::Set4BE(reply + 0, type); 2954f7c3b6625d710a8700325eea447f65e9f963b7f2Elliott Hughes JDWP::Set4BE(reply + 4, length); 29556a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes env->GetByteArrayRegion(replyData.get(), offset, length, reinterpret_cast<jbyte*>(reply + kChunkHdrLen)); 2956f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 2957f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes *pReplyBuf = reply; 2958f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes *pReplyLen = length + kChunkHdrLen; 2959f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes 29604b9702c6912c6f8745a77f5b5af56e7fe196e7c2Elliott Hughes VLOG(jdwp) << StringPrintf("dvmHandleDdm returning type=%.4s %p len=%d", reinterpret_cast<char*>(reply), reply, length); 2961f6a1e1e44b94221c4e6b063b36921c712a33910bElliott Hughes return true; 2962872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2963872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2964a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughesvoid Dbg::DdmBroadcast(bool connect) { 29654dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << "Broadcasting DDM " << (connect ? "connect" : "disconnect") << "..."; 296647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 296747fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes Thread* self = Thread::Current(); 296850b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers if (self->GetState() != kRunnable) { 296950b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers LOG(ERROR) << "DDM broadcast in thread state " << self->GetState(); 297050b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers /* try anyway? */ 297147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 297247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 297347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes JNIEnv* env = self->GetJniEnv(); 297447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes jint event = connect ? 1 /*DdmServer.CONNECTED*/ : 2 /*DdmServer.DISCONNECTED*/; 2975eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes env->CallStaticVoidMethod(WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer, 2976eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes WellKnownClasses::org_apache_harmony_dalvik_ddmc_DdmServer_broadcast, 2977eac766769e3114a078c188ea26776a81f0edb3cfElliott Hughes event); 297847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes if (env->ExceptionCheck()) { 297947fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes LOG(ERROR) << "DdmServer.broadcast " << event << " failed"; 298047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes env->ExceptionDescribe(); 298147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes env->ExceptionClear(); 298247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 298347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 298447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 2985872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::DdmConnected() { 2986a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Dbg::DdmBroadcast(true); 2987872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 2988872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 2989872d4ec7225444d9400d30f9027247deb91012fdElliott Hughesvoid Dbg::DdmDisconnected() { 2990a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Dbg::DdmBroadcast(false); 299147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes gDdmThreadNotification = false; 299247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 299347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 299447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes/* 29958218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes * Send a notification when a thread starts, stops, or changes its name. 299647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes * 299747fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes * Because we broadcast the full set of threads when the notifications are 299847fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes * first enabled, it's possible for "thread" to be actively executing. 299947fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes */ 30008218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughesvoid Dbg::DdmSendThreadNotification(Thread* t, uint32_t type) { 300147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes if (!gDdmThreadNotification) { 300247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes return; 300347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 300447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 30058218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes if (type == CHUNK_TYPE("THDE")) { 30068218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes uint8_t buf[4]; 3007d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers JDWP::Set4BE(&buf[0], t->GetThreadId()); 30088218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes Dbg::DdmSendChunk(CHUNK_TYPE("THDE"), 4, buf); 30098218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes } else { 30108218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes CHECK(type == CHUNK_TYPE("THCR") || type == CHUNK_TYPE("THNM")) << type; 301100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccessUnchecked soa(Thread::Current()); 30122dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers SirtRef<mirror::String> name(soa.Self(), t->GetThreadName(soa)); 301347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes size_t char_count = (name.get() != NULL) ? name->GetLength() : 0; 3014725a957985171d712d5c048cc3d00ff14968784bjeffhao const jchar* chars = (name.get() != NULL) ? name->GetCharArray()->GetData() : NULL; 301547fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 301621f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes std::vector<uint8_t> bytes; 3017d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers JDWP::Append4BE(bytes, t->GetThreadId()); 3018545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::AppendUtf16BE(bytes, chars, char_count); 301921f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes CHECK_EQ(bytes.size(), char_count*2 + sizeof(uint32_t)*2); 302021f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes Dbg::DdmSendChunk(type, bytes); 302147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 302247fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 302347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 302447fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughesvoid Dbg::DdmSetThreadNotification(bool enable) { 302500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // Enable/disable thread notifications. 302647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes gDdmThreadNotification = enable; 302747fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes if (enable) { 302800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // Suspend the VM then post thread start notifications for all threads. Threads attaching will 302900f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // see a suspension in progress and block until that ends. They then post their own start 303000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // notification. 303100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers SuspendVM(); 303200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers std::list<Thread*> threads; 303350b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers Thread* self = Thread::Current(); 303400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 303550b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, *Locks::thread_list_lock_); 303600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers threads = Runtime::Current()->GetThreadList()->GetList(); 303700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 303800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers { 303950b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers ScopedObjectAccess soa(self); 304002e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier for (Thread* thread : threads) { 304102e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier Dbg::DdmSendThreadNotification(thread, CHUNK_TYPE("THCR")); 304200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 304300f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 304400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ResumeVM(); 304547fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 304647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 304747fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 3048a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughesvoid Dbg::PostThreadStartOrStop(Thread* t, uint32_t type) { 3049c0f0933249cf516b37717faa766e1e9808f7c1f8Elliott Hughes if (IsDebuggerActive()) { 3050dbe6f4613ae0161b169f4fca8a616b0b393370abMathieu Chartier ScopedObjectAccessUnchecked soa(Thread::Current()); 3051cfaa455374aae0a08c8cb28b5bb306b17866d652Ian Rogers JDWP::ObjectId id = gRegistry->Add(t->GetPeer()); 30528218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes gJdwpState->PostThreadChange(id, type == CHUNK_TYPE("THCR")); 305347fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes } 30548218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughes Dbg::DdmSendThreadNotification(t, type); 305547fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 305647fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 305747fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughesvoid Dbg::PostThreadStart(Thread* t) { 3058a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Dbg::PostThreadStartOrStop(t, CHUNK_TYPE("THCR")); 305947fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes} 306047fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughes 306147fce01c0f27dba716fa6b97242562fbc5c26eeaElliott Hughesvoid Dbg::PostThreadDeath(Thread* t) { 3062a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes Dbg::PostThreadStartOrStop(t, CHUNK_TYPE("THDE")); 3063872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 3064872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 30658218847294600bbfcdc041a46c2b579b6e70cf3bElliott Hughesvoid Dbg::DdmSendChunk(uint32_t type, size_t byte_count, const uint8_t* buf) { 30663bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes CHECK(buf != NULL); 30673bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes iovec vec[1]; 30683bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes vec[0].iov_base = reinterpret_cast<void*>(const_cast<uint8_t*>(buf)); 30693bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes vec[0].iov_len = byte_count; 30703bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes Dbg::DdmSendChunkV(type, vec, 1); 3071872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 3072872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 307321f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughesvoid Dbg::DdmSendChunk(uint32_t type, const std::vector<uint8_t>& bytes) { 307421f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes DdmSendChunk(type, bytes.size(), &bytes[0]); 307521f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes} 307621f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes 3077f52935278fca8c7aa220543eef4544e3d1105d91Brian Carlstromvoid Dbg::DdmSendChunkV(uint32_t type, const iovec* iov, int iov_count) { 30783bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes if (gJdwpState == NULL) { 30794dd9b4d95eec9db5338fb9bf132f9bb8facf6cf4Elliott Hughes VLOG(jdwp) << "Debugger thread not active, ignoring DDM send: " << type; 30803bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } else { 3081cccd84f1f972f1a260c3be418c8388a5d30cf59eElliott Hughes gJdwpState->DdmSendChunkV(type, iov, iov_count); 30823bb81563481d02b5a6349b8ed918392454e761d8Elliott Hughes } 3083872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} 3084872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes 3085767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesint Dbg::DdmHandleHpifChunk(HpifWhen when) { 3086767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (when == HPIF_WHEN_NOW) { 30877162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes DdmSendHeapInfo(when); 3088767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return true; 3089767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3090767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3091767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (when != HPIF_WHEN_NEVER && when != HPIF_WHEN_NEXT_GC && when != HPIF_WHEN_EVERY_GC) { 3092767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes LOG(ERROR) << "invalid HpifWhen value: " << static_cast<int>(when); 3093767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return false; 3094767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3095767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3096767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmHpifWhen = when; 3097767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return true; 3098767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 3099767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3100767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughesbool Dbg::DdmHandleHpsgNhsgChunk(Dbg::HpsgWhen when, Dbg::HpsgWhat what, bool native) { 3101767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (when != HPSG_WHEN_NEVER && when != HPSG_WHEN_EVERY_GC) { 3102767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes LOG(ERROR) << "invalid HpsgWhen value: " << static_cast<int>(when); 3103767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return false; 3104767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3105767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3106767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (what != HPSG_WHAT_MERGED_OBJECTS && what != HPSG_WHAT_DISTINCT_OBJECTS) { 3107767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes LOG(ERROR) << "invalid HpsgWhat value: " << static_cast<int>(what); 3108767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return false; 3109767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3110767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3111767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes if (native) { 3112767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmNhsgWhen = when; 3113767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmNhsgWhat = what; 3114767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } else { 3115767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmHpsgWhen = when; 3116767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes gDdmHpsgWhat = what; 3117767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes } 3118767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes return true; 3119767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 3120767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 31217162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughesvoid Dbg::DdmSendHeapInfo(HpifWhen reason) { 31227162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes // If there's a one-shot 'when', reset it. 31237162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes if (reason == gDdmHpifWhen) { 31247162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes if (gDdmHpifWhen == HPIF_WHEN_NEXT_GC) { 31257162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes gDdmHpifWhen = HPIF_WHEN_NEVER; 31267162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes } 31277162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes } 31287162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes 31297162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes /* 31307162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * Chunk HPIF (client --> server) 31317162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * 31327162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * Heap Info. General information about the heap, 31337162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * suitable for a summary display. 31347162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * 31357162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: number of heaps 31367162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * 31377162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * For each heap: 31387162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: heap ID 31397162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u8]: timestamp in ms since Unix epoch 31407162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u1]: capture reason (same as 'when' value from server) 31417162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: max heap size in bytes (-Xmx) 31427162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: current heap size in bytes 31437162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: current number of bytes allocated 31447162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes * [u4]: current number of objects allocated 31457162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes */ 31467162ad937f5f6bec32bf78d4675ff65cd6d1a233Elliott Hughes uint8_t heap_count = 1; 31471d54e73444e017d3a65234e0f193846f3e27472bIan Rogers gc::Heap* heap = Runtime::Current()->GetHeap(); 314821f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes std::vector<uint8_t> bytes; 3149545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::Append4BE(bytes, heap_count); 31507934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Append4BE(bytes, 1); // Heap id (bogus; we only have one heap). 3151545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::Append8BE(bytes, MilliTime()); 3152545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes JDWP::Append1BE(bytes, reason); 31537934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Append4BE(bytes, heap->GetMaxMemory()); // Max allowed heap size in bytes. 31547934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Append4BE(bytes, heap->GetTotalMemory()); // Current heap size in bytes. 3155b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes JDWP::Append4BE(bytes, heap->GetBytesAllocated()); 3156b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes JDWP::Append4BE(bytes, heap->GetObjectsAllocated()); 315721f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes CHECK_EQ(bytes.size(), 4U + (heap_count * (4 + 8 + 1 + 4 + 4 + 4 + 4))); 315821f32d704a21bcd67d7b87b149b6314ff92946cbElliott Hughes Dbg::DdmSendChunk(CHUNK_TYPE("HPIF"), bytes); 3159767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 3160767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 31616a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughesenum HpsgSolidity { 31626a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_FREE = 0, 31636a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_HARD = 1, 31646a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_SOFT = 2, 31656a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_WEAK = 3, 31666a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_PHANTOM = 4, 31676a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_FINALIZABLE = 5, 31686a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes SOLIDITY_SWEEP = 6, 31696a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes}; 31706a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 31716a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughesenum HpsgKind { 31726a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_OBJECT = 0, 31736a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_CLASS_OBJECT = 1, 31746a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_ARRAY_1 = 2, 31756a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_ARRAY_2 = 3, 31766a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_ARRAY_4 = 4, 31776a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_ARRAY_8 = 5, 31786a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_UNKNOWN = 6, 31796a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes KIND_NATIVE = 7, 31806a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes}; 31816a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 31826a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes#define HPSG_PARTIAL (1<<7) 31836a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes#define HPSG_STATE(solidity, kind) ((uint8_t)((((kind) & 0x7) << 3) | ((solidity) & 0x7))) 31846a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 318530fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogersclass HeapChunkContext { 318630fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers public: 31876a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Maximum chunk size. Obtain this from the formula: 31886a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // (((maximum_heap_size / ALLOCATION_UNIT_SIZE) + 255) / 256) * 2 31896a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes HeapChunkContext(bool merge, bool native) 319030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers : buf_(16384 - 16), 319130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers type_(0), 319230fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers merge_(merge) { 31936a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Reset(); 31946a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (native) { 319530fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers type_ = CHUNK_TYPE("NHSG"); 31966a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } else { 319730fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers type_ = merge ? CHUNK_TYPE("HPSG") : CHUNK_TYPE("HPSO"); 31986a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 31996a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32006a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 32016a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes ~HeapChunkContext() { 320230fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers if (p_ > &buf_[0]) { 32036a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Flush(); 32046a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32056a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32066a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 32076a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes void EnsureHeader(const void* chunk_ptr) { 320830fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers if (!needHeader_) { 32096a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes return; 32106a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32116a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 32126a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Start a new HPSx chunk. 32137934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Write4BE(&p_, 1); // Heap id (bogus; we only have one heap). 32147934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Write1BE(&p_, 8); // Size of allocation unit, in bytes. 32156a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 32167934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Write4BE(&p_, reinterpret_cast<uintptr_t>(chunk_ptr)); // virtual address of segment start. 32177934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Write4BE(&p_, 0); // offset of this piece (relative to the virtual address). 32186a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // [u4]: length of piece, in allocation units 32196a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // We won't know this until we're done, so save the offset and stuff in a dummy value. 322030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers pieceLenField_ = p_; 322130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers JDWP::Write4BE(&p_, 0x55555555); 322230fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers needHeader_ = false; 32236a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32246a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3225b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers void Flush() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 3226d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers if (pieceLenField_ == NULL) { 3227d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers // Flush immediately post Reset (maybe back-to-back Flush). Ignore. 3228d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers CHECK(needHeader_); 3229d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers return; 3230d636b0623307a379e255a9aaa682c12a2acc3a92Ian Rogers } 32316a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Patch the "length of piece" field. 323230fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers CHECK_LE(&buf_[0], pieceLenField_); 323330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers CHECK_LE(pieceLenField_, p_); 323430fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers JDWP::Set4BE(pieceLenField_, totalAllocationUnits_); 32356a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 323630fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers Dbg::DdmSendChunk(type_, p_ - &buf_[0], &buf_[0]); 32376a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Reset(); 32386a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32396a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 324000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers static void HeapChunkCallback(void* start, void* end, size_t used_bytes, void* arg) 3241b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::heap_bitmap_lock_, 3242b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers Locks::mutator_lock_) { 324330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers reinterpret_cast<HeapChunkContext*>(arg)->HeapChunkCallback(start, end, used_bytes); 3244a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 3245a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 32466a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes private: 3247a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes enum { ALLOCATION_UNIT_SIZE = 8 }; 3248a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 32496a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes void Reset() { 325030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers p_ = &buf_[0]; 325115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers startOfNextMemoryChunk_ = NULL; 325230fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers totalAllocationUnits_ = 0; 325330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers needHeader_ = true; 325430fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers pieceLenField_ = NULL; 32556a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 32566a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 325700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers void HeapChunkCallback(void* start, void* /*end*/, size_t used_bytes) 3258b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::heap_bitmap_lock_, 3259b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers Locks::mutator_lock_) { 326030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers // Note: heap call backs cannot manipulate the heap upon which they are crawling, care is taken 326130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers // in the following code not to allocate memory, by ensuring buf_ is of the correct size 326215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (used_bytes == 0) { 326315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (start == NULL) { 326415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // Reset for start of new heap. 326515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers startOfNextMemoryChunk_ = NULL; 326615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers Flush(); 326715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 326815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // Only process in use memory so that free region information 326915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // also includes dlmalloc book keeping. 3270a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return; 3271a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 32726a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 327315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers /* If we're looking at the native heap, we'll just return 327415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers * (SOLIDITY_HARD, KIND_NATIVE) for all allocated chunks 327515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers */ 327615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers bool native = type_ == CHUNK_TYPE("NHSG"); 327715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers 327815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (startOfNextMemoryChunk_ != NULL) { 327915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // Transmit any pending free memory. Native free memory of 328015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // over kMaxFreeLen could be because of the use of mmaps, so 328115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // don't report. If not free memory then start a new segment. 328215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers bool flush = true; 328315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (start > startOfNextMemoryChunk_) { 328415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers const size_t kMaxFreeLen = 2 * kPageSize; 328515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers void* freeStart = startOfNextMemoryChunk_; 328615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers void* freeEnd = start; 32872d88862f0752a7a0e65145b088f49dabd49d4284Brian Carlstrom size_t freeLen = reinterpret_cast<char*>(freeEnd) - reinterpret_cast<char*>(freeStart); 328815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (!native || freeLen < kMaxFreeLen) { 328915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers AppendChunk(HPSG_STATE(SOLIDITY_FREE, 0), freeStart, freeLen); 329015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers flush = false; 329115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 329215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 329315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (flush) { 329415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers startOfNextMemoryChunk_ = NULL; 329515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers Flush(); 329615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 329715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 32982dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers const mirror::Object* obj = reinterpret_cast<const mirror::Object*>(start); 3299a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 3300a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Determine the type of this chunk. 3301a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // OLD-TODO: if context.merge, see if this chunk is different from the last chunk. 3302a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // If it's the same, we should combine them. 330315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers uint8_t state = ExamineObject(obj, native); 330415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // dlmalloc's chunk header is 2 * sizeof(size_t), but if the previous chunk is in use for an 330515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // allocation then the first sizeof(size_t) may belong to it. 330615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers const size_t dlMallocOverhead = sizeof(size_t); 330715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers AppendChunk(state, start, used_bytes + dlMallocOverhead); 33082d88862f0752a7a0e65145b088f49dabd49d4284Brian Carlstrom startOfNextMemoryChunk_ = reinterpret_cast<char*>(start) + used_bytes + dlMallocOverhead; 330915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 331015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers 331115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers void AppendChunk(uint8_t state, void* ptr, size_t length) 3312b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { 331315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // Make sure there's enough room left in the buffer. 331415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // We need to use two bytes for every fractional 256 allocation units used by the chunk plus 331515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers // 17 bytes for any header. 331615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers size_t needed = (((length/ALLOCATION_UNIT_SIZE + 255) / 256) * 2) + 17; 331715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers size_t bytesLeft = buf_.size() - (size_t)(p_ - &buf_[0]); 331815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (bytesLeft < needed) { 331915bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers Flush(); 332015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 3321a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes 332215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers bytesLeft = buf_.size() - (size_t)(p_ - &buf_[0]); 332315bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers if (bytesLeft < needed) { 332415bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers LOG(WARNING) << "Chunk is too big to transmit (chunk_len=" << length << ", " 332515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers << needed << " bytes)"; 332615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers return; 332715bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers } 332815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers EnsureHeader(ptr); 3329a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // Write out the chunk description. 333015bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers length /= ALLOCATION_UNIT_SIZE; // Convert to allocation units. 333115bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers totalAllocationUnits_ += length; 333215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers while (length > 256) { 333330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers *p_++ = state | HPSG_PARTIAL; 333430fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers *p_++ = 255; // length - 1 333515bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers length -= 256; 3336a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 333730fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers *p_++ = state; 333815bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers *p_++ = length - 1; 33396a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33406a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 33412dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers uint8_t ExamineObject(const mirror::Object* o, bool is_native_heap) 3342b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::heap_bitmap_lock_) { 3343a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (o == NULL) { 3344a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_FREE, 0); 3345a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 33466a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3347a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // It's an allocated chunk. Figure out what it is. 33486a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3349a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // If we're looking at the native heap, we'll just return 3350a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // (SOLIDITY_HARD, KIND_NATIVE) for all allocated chunks. 335100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers if (is_native_heap) { 3352a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_NATIVE); 33536a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33546a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 33555bfa60ffcc953340feb711ed05cf576ac821905eIan Rogers if (!Runtime::Current()->GetHeap()->IsLiveObjectLocked(o)) { 335615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers return HPSG_STATE(SOLIDITY_HARD, KIND_NATIVE); 335700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers } 335800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 33592dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Class* c = o->GetClass(); 3360a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c == NULL) { 3361a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes // The object was probably just created but hasn't been initialized yet. 3362a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_OBJECT); 3363a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 33646a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3365590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier if (!Runtime::Current()->GetHeap()->IsValidObjectAddress(c)) { 336615bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers LOG(ERROR) << "Invalid class for managed heap object: " << o << " " << c; 3367a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_UNKNOWN); 3368a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 33696a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3370a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c->IsClassClass()) { 3371a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_CLASS_OBJECT); 33726a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33736a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3374a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (c->IsArrayClass()) { 3375a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (o->IsObjectArray()) { 3376a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_4); 3377a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 3378a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes switch (c->GetComponentSize()) { 3379a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes case 1: return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_1); 3380a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes case 2: return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_2); 3381a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes case 4: return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_4); 3382a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes case 8: return HPSG_STATE(SOLIDITY_HARD, KIND_ARRAY_8); 3383a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } 33846a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33856a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3386a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes return HPSG_STATE(SOLIDITY_HARD, KIND_OBJECT); 33876a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 33886a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 338930fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers std::vector<uint8_t> buf_; 339030fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers uint8_t* p_; 339130fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers uint8_t* pieceLenField_; 339215bf2d34efa2218e287b584fb3653d268b9edc8dIan Rogers void* startOfNextMemoryChunk_; 339330fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers size_t totalAllocationUnits_; 339430fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers uint32_t type_; 339530fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers bool merge_; 339630fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers bool needHeader_; 339730fab40ee5a07af6b8c3b6b0e9438071695a57f4Ian Rogers 3398a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes DISALLOW_COPY_AND_ASSIGN(HeapChunkContext); 3399a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes}; 34006a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 34016a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughesvoid Dbg::DdmSendHeapSegments(bool native) { 34026a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Dbg::HpsgWhen when; 34036a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Dbg::HpsgWhat what; 34046a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (!native) { 34056a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes when = gDdmHpsgWhen; 34066a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes what = gDdmHpsgWhat; 34076a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } else { 34086a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes when = gDdmNhsgWhen; 34096a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes what = gDdmNhsgWhat; 34106a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 34116a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes if (when == HPSG_WHEN_NEVER) { 34126a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes return; 34136a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes } 34146a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 34156a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Figure out what kind of chunks we'll be sending. 34166a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes CHECK(what == HPSG_WHAT_MERGED_OBJECTS || what == HPSG_WHAT_DISTINCT_OBJECTS) << static_cast<int>(what); 34176a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 34186a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // First, send a heap start chunk. 34196a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes uint8_t heap_id[4]; 34207934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Set4BE(&heap_id[0], 1); // Heap id (bogus; we only have one heap). 34216a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Dbg::DdmSendChunk(native ? CHUNK_TYPE("NHST") : CHUNK_TYPE("HPST"), sizeof(heap_id), heap_id); 34226a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes 3423cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi Thread* self = Thread::Current(); 3424cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi 3425cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi // To allow the Walk/InspectAll() below to exclusively-lock the 3426cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi // mutator lock, temporarily release the shared access to the 3427cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi // mutator lock here by transitioning to the suspended state. 3428cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi Locks::mutator_lock_->AssertSharedHeld(self); 3429cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi self->TransitionFromRunnableToSuspended(kSuspended); 3430cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi 34316a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Send a series of heap segment chunks. 3432a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes HeapChunkContext context((what == HPSG_WHAT_MERGED_OBJECTS), native); 3433a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes if (native) { 34341d54e73444e017d3a65234e0f193846f3e27472bIan Rogers dlmalloc_inspect_all(HeapChunkContext::HeapChunkCallback, &context); 3435a215526d5c789cbef0f81a1f9aba22541a841ccaElliott Hughes } else { 34361d54e73444e017d3a65234e0f193846f3e27472bIan Rogers gc::Heap* heap = Runtime::Current()->GetHeap(); 34371d54e73444e017d3a65234e0f193846f3e27472bIan Rogers const std::vector<gc::space::ContinuousSpace*>& spaces = heap->GetContinuousSpaces(); 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) { 3441cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi if ((*cur)->IsMallocSpace()) { 3442cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi (*cur)->AsMallocSpace()->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 3449cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi // Shared-lock the mutator lock back. 3450cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi self->TransitionFromSuspendedToRunnable(); 3451cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi Locks::mutator_lock_->AssertSharedHeld(self); 3452cf58d4adf461eb9b8e84baa8019054c88cd8acc6Hiroshi Yamauchi 34536a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes // Finally, send a heap end chunk. 34546a5bd495ff2f614f1495f652c86f3902d3bde537Elliott Hughes Dbg::DdmSendChunk(native ? CHUNK_TYPE("NHEN") : CHUNK_TYPE("HPEN"), sizeof(heap_id), heap_id); 3455767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes} 3456767a147529da3ee8240f3ce4cd3af22ae454be64Elliott Hughes 3457b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughesstatic size_t GetAllocTrackerMax() { 3458b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes#ifdef HAVE_ANDROID_OS 3459b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes // Check whether there's a system property overriding the number of records. 3460b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes const char* propertyName = "dalvik.vm.allocTrackerMax"; 3461b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes char allocRecordMaxString[PROPERTY_VALUE_MAX]; 3462b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (property_get(propertyName, allocRecordMaxString, "") > 0) { 3463b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes char* end; 3464b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes size_t value = strtoul(allocRecordMaxString, &end, 10); 3465b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (*end != '\0') { 34663e47a748eb646b8d2fc8e8c4f11b270d9ae2c607Ruben Brunk LOG(ERROR) << "Ignoring " << propertyName << " '" << allocRecordMaxString 34673e47a748eb646b8d2fc8e8c4f11b270d9ae2c607Ruben Brunk << "' --- invalid"; 3468b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return kDefaultNumAllocRecords; 3469b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes } 3470b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (!IsPowerOfTwo(value)) { 34713e47a748eb646b8d2fc8e8c4f11b270d9ae2c607Ruben Brunk LOG(ERROR) << "Ignoring " << propertyName << " '" << allocRecordMaxString 34723e47a748eb646b8d2fc8e8c4f11b270d9ae2c607Ruben Brunk << "' --- not power of two"; 3473b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return kDefaultNumAllocRecords; 3474b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes } 3475b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return value; 3476b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes } 3477b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes#endif 3478b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return kDefaultNumAllocRecords; 3479b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes} 3480b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes 3481545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughesvoid Dbg::SetAllocTrackingEnabled(bool enabled) { 348250b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(Thread::Current(), gAllocTrackerLock); 3483545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (enabled) { 3484545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (recent_allocation_records_ == NULL) { 3485b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes gAllocRecordMax = GetAllocTrackerMax(); 3486b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes LOG(INFO) << "Enabling alloc tracker (" << gAllocRecordMax << " entries of " 3487b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes << kMaxAllocRecordStackDepth << " frames, taking " 3488b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes << PrettySize(sizeof(AllocRecord) * gAllocRecordMax) << ")"; 3489545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes gAllocRecordHead = gAllocRecordCount = 0; 3490b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes recent_allocation_records_ = new AllocRecord[gAllocRecordMax]; 3491545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes CHECK(recent_allocation_records_ != NULL); 3492545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3493fa82427c68b09f4aedbee319dc71579afbfc66f5Ian Rogers Runtime::Current()->GetInstrumentation()->InstrumentQuickAllocEntryPoints(); 3494545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } else { 3495fa82427c68b09f4aedbee319dc71579afbfc66f5Ian Rogers Runtime::Current()->GetInstrumentation()->UninstrumentQuickAllocEntryPoints(); 3496545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes delete[] recent_allocation_records_; 3497545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes recent_allocation_records_ = NULL; 3498545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3499545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3500545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 35010399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogersstruct AllocRecordStackVisitor : public StackVisitor { 35027a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers AllocRecordStackVisitor(Thread* thread, AllocRecord* record) 3503b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) 35047a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers : StackVisitor(thread, NULL), record(record), depth(0) {} 3505545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 350600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // TODO: Enable annotalysis. We know lock is held in constructor, but abstraction confuses 350700f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers // annotalysis. 350800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool VisitFrame() NO_THREAD_SAFETY_ANALYSIS { 3509545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (depth >= kMaxAllocRecordStackDepth) { 3510530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return false; 3511545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3512ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = GetMethod(); 35130399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers if (!m->IsRuntimeMethod()) { 35140399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers record->stack[depth].method = m; 35150399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers record->stack[depth].dex_pc = GetDexPc(); 3516530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes ++depth; 3517545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3518530fa005e2944d3b12712f80d974f0e753f568efElliott Hughes return true; 3519545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3520545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3521545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes ~AllocRecordStackVisitor() { 3522545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // Clear out any unused stack trace elements. 3523545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes for (; depth < kMaxAllocRecordStackDepth; ++depth) { 3524545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes record->stack[depth].method = NULL; 35250399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers record->stack[depth].dex_pc = 0; 3526545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3527545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3528545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3529545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes AllocRecord* record; 3530545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes size_t depth; 3531545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes}; 3532545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 35332dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersvoid Dbg::RecordAllocation(mirror::Class* type, size_t byte_count) { 3534545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes Thread* self = Thread::Current(); 3535545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes CHECK(self != NULL); 3536545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 353750b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(self, gAllocTrackerLock); 3538545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (recent_allocation_records_ == NULL) { 3539545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return; 3540545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3541545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3542545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // Advance and clip. 3543b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (++gAllocRecordHead == gAllocRecordMax) { 3544545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes gAllocRecordHead = 0; 3545545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3546545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3547545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // Fill in the basics. 3548545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes AllocRecord* record = &recent_allocation_records_[gAllocRecordHead]; 3549545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes record->type = type; 3550545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes record->byte_count = byte_count; 3551d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers record->thin_lock_id = self->GetThreadId(); 3552545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3553545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // Fill in the stack trace. 35547a22fa657b972e8323692368975bc5a7be1cc0f5Ian Rogers AllocRecordStackVisitor visitor(self, record); 35550399dde18753aa9bd2bd0d7cf60beef154d164a4Ian Rogers visitor.WalkStack(); 3556545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3557b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes if (gAllocRecordCount < gAllocRecordMax) { 3558545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes ++gAllocRecordCount; 3559545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3560545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3561545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3562a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// Returns the index of the head element. 3563a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// 3564a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// We point at the most-recently-written record, so if gAllocRecordCount is 1 3565a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// we want to use the current element. Take "head+1" and subtract count 3566a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// from it. 3567a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// 3568a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes// We need to handle underflow in our circular buffer, so we add 3569b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes// gAllocRecordMax and then mask it back down. 3570f8349361a16a4e2796efe9f3586b994e8d4834e4Elliott Hughesstatic inline int HeadIndex() EXCLUSIVE_LOCKS_REQUIRED(gAllocTrackerLock) { 3571b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes return (gAllocRecordHead+1 + gAllocRecordMax - gAllocRecordCount) & (gAllocRecordMax-1); 3572545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3573545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3574545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughesvoid Dbg::DumpRecentAllocations() { 357500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers ScopedObjectAccess soa(Thread::Current()); 357650b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers MutexLock mu(soa.Self(), gAllocTrackerLock); 3577545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (recent_allocation_records_ == NULL) { 3578545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes LOG(INFO) << "Not recording tracked allocations"; 3579545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return; 3580545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3581545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3582545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // "i" is the head of the list. We want to start at the end of the 3583545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // list and move forward to the tail. 3584a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes size_t i = HeadIndex(); 3585545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes size_t count = gAllocRecordCount; 3586545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3587545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes LOG(INFO) << "Tracked allocations, (head=" << gAllocRecordHead << " count=" << count << ")"; 3588545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes while (count--) { 3589545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes AllocRecord* record = &recent_allocation_records_[i]; 3590545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3591a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes LOG(INFO) << StringPrintf(" Thread %-2d %6zd bytes ", record->thin_lock_id, record->byte_count) 3592545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes << PrettyClass(record->type); 3593545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3594545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes for (size_t stack_frame = 0; stack_frame < kMaxAllocRecordStackDepth; ++stack_frame) { 3595ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom const mirror::ArtMethod* m = record->stack[stack_frame].method; 3596545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (m == NULL) { 3597545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes break; 3598545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3599545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes LOG(INFO) << " " << PrettyMethod(m) << " line " << record->stack[stack_frame].LineNumber(); 3600545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3601545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3602545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes // pause periodically to help logcat catch up 3603545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if ((count % 5) == 0) { 3604545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes usleep(40000); 3605545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3606545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3607b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes i = (i + 1) & (gAllocRecordMax-1); 3608545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3609545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3610545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3611545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughesclass StringTable { 3612545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes public: 3613545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes StringTable() { 3614545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3615545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 36166d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers void Add(const char* s) { 3617545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes table_.insert(s); 3618545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3619545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3620a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes size_t IndexOf(const char* s) const { 362102e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier auto it = table_.find(s); 3622a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes if (it == table_.end()) { 3623a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes LOG(FATAL) << "IndexOf(\"" << s << "\") failed"; 3624a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes } 3625a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes return std::distance(table_.begin(), it); 3626545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3627545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3628a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes size_t Size() const { 3629545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return table_.size(); 3630545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3631545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3632a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes void WriteTo(std::vector<uint8_t>& bytes) const { 363302e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier for (const std::string& str : table_) { 363402e25119b15a6f619f17db99f5d05124a5807ff3Mathieu Chartier const char* s = str.c_str(); 36356d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers size_t s_len = CountModifiedUtf8Chars(s); 36366d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers UniquePtr<uint16_t> s_utf16(new uint16_t[s_len]); 36376d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers ConvertModifiedUtf8ToUtf16(s_utf16.get(), s); 36386d4d9fcb4f01e287ee29e81cd1c941ee5d11d379Ian Rogers JDWP::AppendUtf16BE(bytes, s_utf16.get(), s_len); 3639545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3640545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3641545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3642545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes private: 3643a8f93cbea2a094ac76e29d2ed17b8531b0a12cb6Elliott Hughes std::set<std::string> table_; 3644545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes DISALLOW_COPY_AND_ASSIGN(StringTable); 3645545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes}; 3646545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3647545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes/* 3648545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * The data we send to DDMS contains everything we have recorded. 3649545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3650545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * Message header (all values big-endian): 3651545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (1b) message header len (to allow future expansion); includes itself 3652545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (1b) entry header len 3653545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (1b) stack frame len 3654545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) number of entries 3655545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (4b) offset to string table from start of message 3656545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) number of class name strings 3657545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) number of method name strings 3658545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) number of source file name strings 3659545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * For each entry: 3660545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (4b) total allocation size 3661221229cb523f849f165fdafbf9785010963715daElliott Hughes * (2b) thread id 3662545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) allocated object's class name index 3663545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (1b) stack depth 3664545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * For each stack frame: 3665545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) method's class name 3666545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) method name 3667545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) method source file 3668545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (2b) line number, clipped to 32767; -2 if native; -1 if no source 3669545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (xb) class name strings 3670545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (xb) method name strings 3671545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * (xb) source file strings 3672545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3673545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * As with other DDM traffic, strings are sent as a 4-byte length 3674545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * followed by UTF-16 data. 3675545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3676545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * We send up 16-bit unsigned indexes into string tables. In theory there 3677b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes * can be (kMaxAllocRecordStackDepth * gAllocRecordMax) unique strings in 3678545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * each table, but in practice there should be far fewer. 3679545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3680545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * The chief reason for using a string table here is to keep the size of 3681545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * the DDMS message to a minimum. This is partly to make the protocol 3682545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * efficient, but also because we have to form the whole thing up all at 3683545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * once in a memory buffer. 3684545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * 3685545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * We use separate string tables for class names, method names, and source 3686545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * files to keep the indexes small. There will generally be no overlap 3687545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes * between the contents of these tables. 3688545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes */ 3689545a064aca775ba801790fced3d713d8a87bfc61Elliott HughesjbyteArray Dbg::GetRecentAllocations() { 3690545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (false) { 3691545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes DumpRecentAllocations(); 3692545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3693545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 369450b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers Thread* self = Thread::Current(); 369546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier std::vector<uint8_t> bytes; 369646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier { 369746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier MutexLock mu(self, gAllocTrackerLock); 369846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // 369946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // Part 1: generate string tables. 370046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // 370146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier StringTable class_names; 370246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier StringTable method_names; 370346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier StringTable filenames; 370446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 370546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier int count = gAllocRecordCount; 370646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier int idx = HeadIndex(); 370746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier while (count--) { 370846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier AllocRecord* record = &recent_allocation_records_[idx]; 370946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 371046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier class_names.Add(ClassHelper(record->type).GetDescriptor()); 371146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 371246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier MethodHelper mh; 371346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier for (size_t i = 0; i < kMaxAllocRecordStackDepth; i++) { 3714ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* m = record->stack[i].method; 371546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier if (m != NULL) { 371646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier mh.ChangeMethod(m); 371746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier class_names.Add(mh.GetDeclaringClassDescriptor()); 371846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier method_names.Add(mh.GetName()); 371946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier filenames.Add(mh.GetDeclaringClassSourceFile()); 372046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier } 372146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier } 3722545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3723b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes idx = (idx + 1) & (gAllocRecordMax-1); 372446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier } 372546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 372646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier LOG(INFO) << "allocation records: " << gAllocRecordCount; 372746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 372846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // 372946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // Part 2: Generate the output and store it in the buffer. 373046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // 373146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 373246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (1b) message header len (to allow future expansion); includes itself 373346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (1b) entry header len 373446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (1b) stack frame len 373546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier const int kMessageHeaderLen = 15; 373646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier const int kEntryHeaderLen = 9; 373746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier const int kStackFrameLen = 8; 373846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append1BE(bytes, kMessageHeaderLen); 373946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append1BE(bytes, kEntryHeaderLen); 374046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append1BE(bytes, kStackFrameLen); 374146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 374246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) number of entries 374346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (4b) offset to string table from start of message 374446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) number of class name strings 374546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) number of method name strings 374646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) number of source file name strings 374746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, gAllocRecordCount); 374846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t string_table_offset = bytes.size(); 37497934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom JDWP::Append4BE(bytes, 0); // We'll patch this later... 375046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, class_names.Size()); 375146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, method_names.Size()); 375246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, filenames.Size()); 375346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 375446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier count = gAllocRecordCount; 375546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier idx = HeadIndex(); 375646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier while (count--) { 375746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // For each entry: 375846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (4b) total allocation size 375946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) thread id 376046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) allocated object's class name index 376146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (1b) stack depth 376246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier AllocRecord* record = &recent_allocation_records_[idx]; 376346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t stack_depth = record->GetDepth(); 3764590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier ClassHelper kh(record->type); 376546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t allocated_object_class_name_index = class_names.IndexOf(kh.GetDescriptor()); 376646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append4BE(bytes, record->byte_count); 376746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, record->thin_lock_id); 376846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, allocated_object_class_name_index); 376946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append1BE(bytes, stack_depth); 377046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 377146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier MethodHelper mh; 377246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier for (size_t stack_frame = 0; stack_frame < stack_depth; ++stack_frame) { 377346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // For each stack frame: 377446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) method's class name 377546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) method name 377646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) method source file 377746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (2b) line number, clipped to 32767; -2 if native; -1 if no source 377846e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier mh.ChangeMethod(record->stack[stack_frame].method); 377946e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t class_name_index = class_names.IndexOf(mh.GetDeclaringClassDescriptor()); 378046e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t method_name_index = method_names.IndexOf(mh.GetName()); 378146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier size_t file_name_index = filenames.IndexOf(mh.GetDeclaringClassSourceFile()); 378246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, class_name_index); 378346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, method_name_index); 378446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, file_name_index); 378546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Append2BE(bytes, record->stack[stack_frame].LineNumber()); 3786545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 378746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier 3788b1a5879d2c87a5af9f8dbd63a112b138b87135e4Elliott Hughes idx = (idx + 1) & (gAllocRecordMax-1); 3789545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3790545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 379146e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (xb) class name strings 379246e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (xb) method name strings 379346e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier // (xb) source file strings 379446e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier JDWP::Set4BE(&bytes[string_table_offset], bytes.size()); 379546e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier class_names.WriteTo(bytes); 379646e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier method_names.WriteTo(bytes); 379746e811b07533a4c21f8c9abe22d22d6a3d8b18b0Mathieu Chartier filenames.WriteTo(bytes); 3798545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 379950b35e2fd1a68cd1240e4a9d9f363e11764957d1Ian Rogers JNIEnv* env = self->GetJniEnv(); 3800545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes jbyteArray result = env->NewByteArray(bytes.size()); 3801545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes if (result != NULL) { 3802545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes env->SetByteArrayRegion(result, 0, bytes.size(), reinterpret_cast<const jbyte*>(&bytes[0])); 3803545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes } 3804545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes return result; 3805545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes} 3806545a064aca775ba801790fced3d713d8a87bfc61Elliott Hughes 3807872d4ec7225444d9400d30f9027247deb91012fdElliott Hughes} // namespace art 3808