diff options
Diffstat (limited to 'lldb/source/Plugins/Process')
5 files changed, 82 insertions, 13 deletions
diff --git a/lldb/source/Plugins/Process/MacOSX-Kernel/ThreadKDP.cpp b/lldb/source/Plugins/Process/MacOSX-Kernel/ThreadKDP.cpp index 29616430a05..a8b1b08bcdb 100644 --- a/lldb/source/Plugins/Process/MacOSX-Kernel/ThreadKDP.cpp +++ b/lldb/source/Plugins/Process/MacOSX-Kernel/ThreadKDP.cpp @@ -166,8 +166,12 @@ ThreadKDP::CreateRegisterContextForFrame (StackFrame *frame) } } } - else if (m_unwinder_ap.get()) - reg_ctx_sp = m_unwinder_ap->CreateRegisterContextForFrame (frame); + else + { + Unwind *unwinder = GetUnwinder (); + if (unwinder) + reg_ctx_sp = unwinder->CreateRegisterContextForFrame (frame); + } return reg_ctx_sp; } diff --git a/lldb/source/Plugins/Process/Utility/ThreadMemory.cpp b/lldb/source/Plugins/Process/Utility/ThreadMemory.cpp index 7ab5db73fcd..e7602b89020 100644 --- a/lldb/source/Plugins/Process/Utility/ThreadMemory.cpp +++ b/lldb/source/Plugins/Process/Utility/ThreadMemory.cpp @@ -21,6 +21,7 @@ ThreadMemory::ThreadMemory (Process &process, tid_t tid, const ValueObjectSP &thread_info_valobj_sp) : Thread (process, tid), + m_backing_thread_sp (), m_thread_info_valobj_sp (thread_info_valobj_sp), m_name(), m_queue() @@ -34,6 +35,7 @@ ThreadMemory::ThreadMemory (Process &process, const char *queue, lldb::addr_t register_data_addr) : Thread (process, tid), + m_backing_thread_sp (), m_thread_info_valobj_sp (), m_name(), m_queue(), @@ -65,6 +67,9 @@ ThreadMemory::WillResume (StateType resume_state) RegisterContextSP ThreadMemory::GetRegisterContext () { + if (m_backing_thread_sp) + return m_backing_thread_sp->GetRegisterContext(); + if (!m_reg_context_sp) { ProcessSP process_sp (GetProcess()); @@ -81,6 +86,9 @@ ThreadMemory::GetRegisterContext () RegisterContextSP ThreadMemory::CreateRegisterContextForFrame (StackFrame *frame) { + if (m_backing_thread_sp) + return m_backing_thread_sp->CreateRegisterContextForFrame(frame); + RegisterContextSP reg_ctx_sp; uint32_t concrete_frame_idx = 0; @@ -91,9 +99,11 @@ ThreadMemory::CreateRegisterContextForFrame (StackFrame *frame) { reg_ctx_sp = GetRegisterContext (); } - else if (m_unwinder_ap.get()) + else { - reg_ctx_sp = m_unwinder_ap->CreateRegisterContextForFrame (frame); + Unwind *unwinder = GetUnwinder (); + if (unwinder) + reg_ctx_sp = unwinder->CreateRegisterContextForFrame (frame); } return reg_ctx_sp; } @@ -101,6 +111,9 @@ ThreadMemory::CreateRegisterContextForFrame (StackFrame *frame) lldb::StopInfoSP ThreadMemory::GetPrivateStopReason () { + if (m_backing_thread_sp) + return m_backing_thread_sp->GetPrivateStopReason(); + ProcessSP process_sp (GetProcess()); if (process_sp) @@ -135,6 +148,10 @@ ThreadMemory::GetPrivateStopReason () void ThreadMemory::RefreshStateAfterStop() { + if (m_backing_thread_sp) + return m_backing_thread_sp->RefreshStateAfterStop(); + + // Don't fetch the registers by calling Thread::GetRegisterContext() below. // We might not have fetched any registers yet and we don't want to fetch // the registers just to call invalidate on them... diff --git a/lldb/source/Plugins/Process/Utility/ThreadMemory.h b/lldb/source/Plugins/Process/Utility/ThreadMemory.h index 7ee9758783c..095078676be 100644 --- a/lldb/source/Plugins/Process/Utility/ThreadMemory.h +++ b/lldb/source/Plugins/Process/Utility/ThreadMemory.h @@ -33,9 +33,6 @@ public: //------------------------------------------------------------------ // lldb_private::Thread methods //------------------------------------------------------------------ - virtual void - RefreshStateAfterStop(); - virtual lldb::RegisterContextSP GetRegisterContext (); @@ -46,30 +43,75 @@ public: GetPrivateStopReason (); virtual const char * + GetInfo () + { + if (m_backing_thread_sp) + m_backing_thread_sp->GetInfo(); + return NULL; + } + + virtual const char * GetName () { - return m_name.c_str(); + if (!m_name.empty()) + return m_name.c_str(); + if (m_backing_thread_sp) + m_backing_thread_sp->GetName(); + return NULL; } virtual const char * GetQueueName () { - return m_queue.c_str(); + if (!m_queue.empty()) + return m_queue.c_str(); + if (m_backing_thread_sp) + m_backing_thread_sp->GetQueueName(); + return NULL; } virtual bool WillResume (lldb::StateType resume_state); + virtual void + DidResume () + { + if (m_backing_thread_sp) + m_backing_thread_sp->DidResume(); + } + + virtual void + RefreshStateAfterStop(); + lldb::ValueObjectSP & GetValueObject () { return m_thread_info_valobj_sp; } + + virtual void + ClearBackingThread () + { + m_backing_thread_sp.reset(); + } + + virtual bool + SetBackingThread (const lldb::ThreadSP &thread_sp) + { + m_backing_thread_sp = thread_sp; + return (bool)thread_sp; + } protected: //------------------------------------------------------------------ // For ThreadMemory and subclasses //------------------------------------------------------------------ + // If this memory thread is actually represented by a thread from the + // lldb_private::Process subclass, then fill in the thread here and + // all APIs will be routed through this thread object. If m_backing_thread_sp + // is empty, then this thread is simply in memory with no representation + // through the process plug-in. + lldb::ThreadSP m_backing_thread_sp; lldb::ValueObjectSP m_thread_info_valobj_sp; std::string m_name; std::string m_queue; diff --git a/lldb/source/Plugins/Process/gdb-remote/ThreadGDBRemote.cpp b/lldb/source/Plugins/Process/gdb-remote/ThreadGDBRemote.cpp index 4ac3f687aba..f1084d68bd4 100644 --- a/lldb/source/Plugins/Process/gdb-remote/ThreadGDBRemote.cpp +++ b/lldb/source/Plugins/Process/gdb-remote/ThreadGDBRemote.cpp @@ -202,8 +202,12 @@ ThreadGDBRemote::CreateRegisterContextForFrame (StackFrame *frame) reg_ctx_sp.reset (new GDBRemoteRegisterContext (*this, concrete_frame_idx, gdb_process->m_register_info, read_all_registers_at_once)); } } - else if (m_unwinder_ap.get()) - reg_ctx_sp = m_unwinder_ap->CreateRegisterContextForFrame (frame); + else + { + Unwind *unwinder = GetUnwinder (); + if (unwinder) + reg_ctx_sp = unwinder->CreateRegisterContextForFrame (frame); + } return reg_ctx_sp; } diff --git a/lldb/source/Plugins/Process/mach-core/ThreadMachCore.cpp b/lldb/source/Plugins/Process/mach-core/ThreadMachCore.cpp index f88c4887aa9..81d3426eab5 100644 --- a/lldb/source/Plugins/Process/mach-core/ThreadMachCore.cpp +++ b/lldb/source/Plugins/Process/mach-core/ThreadMachCore.cpp @@ -118,9 +118,11 @@ ThreadMachCore::CreateRegisterContextForFrame (StackFrame *frame) } reg_ctx_sp = m_thread_reg_ctx_sp; } - else if (m_unwinder_ap.get()) + else { - reg_ctx_sp = m_unwinder_ap->CreateRegisterContextForFrame (frame); + Unwind *unwinder = GetUnwinder (); + if (unwinder) + reg_ctx_sp = unwinder->CreateRegisterContextForFrame (frame); } return reg_ctx_sp; } |
