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Diffstat (limited to 'source/Plugins/Process/FreeBSD/POSIXThread.h')
-rw-r--r-- | source/Plugins/Process/FreeBSD/POSIXThread.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/source/Plugins/Process/FreeBSD/POSIXThread.h b/source/Plugins/Process/FreeBSD/POSIXThread.h new file mode 100644 index 0000000..c38d194 --- /dev/null +++ b/source/Plugins/Process/FreeBSD/POSIXThread.h @@ -0,0 +1,132 @@ +//===-- POSIXThread.h -------------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef liblldb_POSIXThread_H_ +#define liblldb_POSIXThread_H_ + +// C Includes +// C++ Includes +#include <memory> +#include <string> + +// Other libraries and framework includes +#include "lldb/Target/Thread.h" +#include "Plugins/Process/Utility/RegisterContextPOSIX.h" + +class ProcessMessage; +class ProcessMonitor; +class POSIXBreakpointProtocol; + +//------------------------------------------------------------------------------ +// @class POSIXThread +// @brief Abstraction of a POSIX thread. +class POSIXThread + : public lldb_private::Thread +{ +public: + POSIXThread(lldb_private::Process &process, lldb::tid_t tid); + + virtual ~POSIXThread(); + + void + RefreshStateAfterStop() override; + + // This notifies the thread when a private stop occurs. + void + DidStop () override; + + const char * + GetInfo() override; + + void + SetName (const char *name) override; + + const char * + GetName () override; + + lldb::RegisterContextSP + GetRegisterContext() override; + + lldb::RegisterContextSP + CreateRegisterContextForFrame (lldb_private::StackFrame *frame) override; + + lldb::addr_t + GetThreadPointer () override; + + //-------------------------------------------------------------------------- + // These functions provide a mapping from the register offset + // back to the register index or name for use in debugging or log + // output. + + unsigned + GetRegisterIndexFromOffset(unsigned offset); + + const char * + GetRegisterName(unsigned reg); + + const char * + GetRegisterNameFromOffset(unsigned offset); + + //-------------------------------------------------------------------------- + // These methods form a specialized interface to POSIX threads. + // + bool Resume(); + + void Notify(const ProcessMessage &message); + + //-------------------------------------------------------------------------- + // These methods provide an interface to watchpoints + // + bool EnableHardwareWatchpoint(lldb_private::Watchpoint *wp); + + bool DisableHardwareWatchpoint(lldb_private::Watchpoint *wp); + + uint32_t NumSupportedHardwareWatchpoints(); + + uint32_t FindVacantWatchpointIndex(); + +protected: + POSIXBreakpointProtocol * + GetPOSIXBreakpointProtocol () + { + if (!m_reg_context_sp) + m_reg_context_sp = GetRegisterContext(); + return m_posix_thread; + } + + std::unique_ptr<lldb_private::StackFrame> m_frame_ap; + + lldb::BreakpointSiteSP m_breakpoint; + + bool m_thread_name_valid; + std::string m_thread_name; + POSIXBreakpointProtocol *m_posix_thread; + + ProcessMonitor & + GetMonitor(); + + bool + CalculateStopInfo() override; + + void BreakNotify(const ProcessMessage &message); + void WatchNotify(const ProcessMessage &message); + virtual void TraceNotify(const ProcessMessage &message); + void LimboNotify(const ProcessMessage &message); + void SignalNotify(const ProcessMessage &message); + void SignalDeliveredNotify(const ProcessMessage &message); + void CrashNotify(const ProcessMessage &message); + void ThreadNotify(const ProcessMessage &message); + void ExitNotify(const ProcessMessage &message); + void ExecNotify(const ProcessMessage &message); + + lldb_private::Unwind * + GetUnwinder() override; +}; + +#endif // #ifndef liblldb_POSIXThread_H_ |