1 files changed, 119 insertions, 0 deletions

diff --git a/contrib/llvm-project/lldb/source/Plugins/Process/gdb-remote/ThreadGDBRemote.h b/contrib/llvm-project/lldb/source/Plugins/Process/gdb-remote/ThreadGDBRemote.h
new file mode 100644
index 000000000000..c74be169abaf
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Plugins/Process/gdb-remote/ThreadGDBRemote.h
@@ -0,0 +1,119 @@
+//===-- ThreadGDBRemote.h ---------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_ThreadGDBRemote_h_
+#define liblldb_ThreadGDBRemote_h_
+
+#include <string>
+
+#include "lldb/Target/Thread.h"
+#include "lldb/Utility/StructuredData.h"
+
+class StringExtractor;
+
+namespace lldb_private {
+class Process;
+
+namespace process_gdb_remote {
+
+class ProcessGDBRemote;
+
+class ThreadGDBRemote : public Thread {
+public:
+  ThreadGDBRemote(Process &process, lldb::tid_t tid);
+
+  ~ThreadGDBRemote() override;
+
+  void WillResume(lldb::StateType resume_state) override;
+
+  void RefreshStateAfterStop() override;
+
+  const char *GetName() override;
+
+  const char *GetQueueName() override;
+
+  lldb::QueueKind GetQueueKind() override;
+
+  lldb::queue_id_t GetQueueID() override;
+
+  lldb::QueueSP GetQueue() override;
+
+  lldb::addr_t GetQueueLibdispatchQueueAddress() override;
+
+  void SetQueueLibdispatchQueueAddress(lldb::addr_t dispatch_queue_t) override;
+
+  bool ThreadHasQueueInformation() const override;
+
+  lldb::RegisterContextSP GetRegisterContext() override;
+
+  lldb::RegisterContextSP
+  CreateRegisterContextForFrame(StackFrame *frame) override;
+
+  void Dump(Log *log, uint32_t index);
+
+  static bool ThreadIDIsValid(lldb::tid_t thread);
+
+  bool ShouldStop(bool &step_more);
+
+  const char *GetBasicInfoAsString();
+
+  void SetName(const char *name) override {
+    if (name && name[0])
+      m_thread_name.assign(name);
+    else
+      m_thread_name.clear();
+  }
+
+  lldb::addr_t GetThreadDispatchQAddr() { return m_thread_dispatch_qaddr; }
+
+  void SetThreadDispatchQAddr(lldb::addr_t thread_dispatch_qaddr) {
+    m_thread_dispatch_qaddr = thread_dispatch_qaddr;
+  }
+
+  void ClearQueueInfo();
+
+  void SetQueueInfo(std::string &&queue_name, lldb::QueueKind queue_kind,
+                    uint64_t queue_serial, lldb::addr_t dispatch_queue_t,
+                    lldb_private::LazyBool associated_with_libdispatch_queue);
+
+  lldb_private::LazyBool GetAssociatedWithLibdispatchQueue() override;
+
+  void SetAssociatedWithLibdispatchQueue(
+      lldb_private::LazyBool associated_with_libdispatch_queue) override;
+
+  StructuredData::ObjectSP FetchThreadExtendedInfo() override;
+
+protected:
+  friend class ProcessGDBRemote;
+
+  std::string m_thread_name;
+  std::string m_dispatch_queue_name;
+  lldb::addr_t m_thread_dispatch_qaddr;
+  lldb::addr_t m_dispatch_queue_t;
+  lldb::QueueKind
+      m_queue_kind; // Queue info from stop reply/stop info for thread
+  uint64_t
+      m_queue_serial_number; // Queue info from stop reply/stop info for thread
+  lldb_private::LazyBool m_associated_with_libdispatch_queue;
+
+  bool PrivateSetRegisterValue(uint32_t reg, llvm::ArrayRef<uint8_t> data);
+
+  bool PrivateSetRegisterValue(uint32_t reg, uint64_t regval);
+
+  bool CachedQueueInfoIsValid() const {
+    return m_queue_kind != lldb::eQueueKindUnknown;
+  }
+  void SetStopInfoFromPacket(StringExtractor &stop_packet, uint32_t stop_id);
+
+  bool CalculateStopInfo() override;
+};
+
+} // namespace process_gdb_remote
+} // namespace lldb_private
+
+#endif // liblldb_ThreadGDBRemote_h_