Update LLDB snapshot to upstream r216948 (git 50f7fe44)

This is approximately "LLDB 3.5" although with a little bit of skew,
and will go along with the Clang 3.5 import.

Sponsored by:	DARPA, AFRL

1 files changed, 85 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/Host/common/NativeThreadProtocol.h b/contrib/llvm/tools/lldb/source/Host/common/NativeThreadProtocol.h
new file mode 100644
index 0000000..9b404be
--- /dev/null
+++ b/contrib/llvm/tools/lldb/source/Host/common/NativeThreadProtocol.h
@@ -0,0 +1,85 @@
+//===-- NativeThreadProtocol.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_NativeThreadProtocol_h_
+#define liblldb_NativeThreadProtocol_h_
+
+#include <memory>
+
+#include "lldb/lldb-private-forward.h"
+#include "lldb/lldb-types.h"
+#include "lldb/Host/Debug.h"
+
+namespace lldb_private
+{
+    //------------------------------------------------------------------
+    // NativeThreadProtocol
+    //------------------------------------------------------------------
+    class NativeThreadProtocol:
+        public std::enable_shared_from_this<NativeThreadProtocol>
+    {
+    public:
+        NativeThreadProtocol (NativeProcessProtocol *process, lldb::tid_t tid);
+
+        virtual ~NativeThreadProtocol()
+        {
+        }
+
+        virtual const char *
+        GetName() = 0;
+
+        virtual lldb::StateType
+        GetState () = 0;
+
+        virtual NativeRegisterContextSP
+        GetRegisterContext () = 0;
+
+        virtual Error
+        ReadRegister (uint32_t reg, RegisterValue &reg_value);
+
+        virtual Error
+        WriteRegister (uint32_t reg, const RegisterValue &reg_value);
+
+        virtual Error
+        SaveAllRegisters (lldb::DataBufferSP &data_sp);
+
+        virtual Error
+        RestoreAllRegisters (lldb::DataBufferSP &data_sp);
+
+        virtual bool
+        GetStopReason (ThreadStopInfo &stop_info) = 0;
+
+        virtual uint32_t
+        TranslateStopInfoToGdbSignal (const ThreadStopInfo &stop_info) const;
+
+        lldb::tid_t
+        GetID() const
+        {
+            return m_tid;
+        }
+
+        NativeProcessProtocolSP
+        GetProcess ();
+
+        // ---------------------------------------------------------------------
+        // Thread-specific watchpoints
+        // ---------------------------------------------------------------------
+        virtual Error
+        SetWatchpoint (lldb::addr_t addr, size_t size, uint32_t watch_flags, bool hardware) = 0;
+
+        virtual Error
+        RemoveWatchpoint (lldb::addr_t addr) = 0;
+
+    protected:
+        NativeProcessProtocolWP m_process_wp;
+        lldb::tid_t m_tid;
+    };
+}
+
+#endif // #ifndef liblldb_NativeThreadProtocol_h_