Update LLDB snapshot to upstream r241361

Notable upstream commits (upstream revision in parens):

- Add a JSON producer to LLDB (228636)
- Don't crash on bad DWARF expression (228729)
- Add support of DWARFv3 DW_OP_form_tls_address (231342)
- Assembly profiler for MIPS64 (232619)
- Handle FreeBSD/arm64 core files (233273)
- Read/Write register for MIPS64 (233685)
- Rework LLDB system initialization (233758)
- SysV ABI for aarch64 (236098)
- MIPS software single stepping (236696)
- FreeBSD/arm live debugging support (237303)
- Assembly profiler for mips32 (237420)
- Parse function name from DWARF DW_AT_abstract_origin (238307)
- Improve LLDB prompt handling (238313)
- Add real time signals support to FreeBSDSignals (238316)
- Fix race in IOHandlerProcessSTDIO (238423)
- MIPS64 Branch instruction emulation for SW single stepping (238820)
- Improve OSType initialization in elf object file's arch_spec (239148)
- Emulation of MIPS64 floating-point branch instructions (239996)
- ABI Plugin for MIPS32 (239997)
- ABI Plugin for MIPS64 (240123)
- MIPS32 branch emulation and single stepping (240373)
- Improve instruction emulation based stack unwinding on ARM (240533)
- Add branch emulation to aarch64 instruction emulator (240769)

1 files changed, 73 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/Interpreter/OptionValueLanguage.cpp b/contrib/llvm/tools/lldb/source/Interpreter/OptionValueLanguage.cpp
new file mode 100644
index 0000000..fd46553
--- /dev/null
+++ b/contrib/llvm/tools/lldb/source/Interpreter/OptionValueLanguage.cpp
@@ -0,0 +1,73 @@
+//===-- OptionValueFormat.cpp -----------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Interpreter/OptionValueLanguage.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+#include "lldb/Core/Stream.h"
+#include "lldb/DataFormatters/FormatManager.h"
+#include "lldb/Interpreter/Args.h"
+#include "lldb/Target/LanguageRuntime.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+void
+OptionValueLanguage::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
+{
+    if (dump_mask & eDumpOptionType)
+        strm.Printf ("(%s)", GetTypeAsCString ());
+    if (dump_mask & eDumpOptionValue)
+    {
+        if (dump_mask & eDumpOptionType)
+            strm.PutCString (" = ");
+        strm.PutCString (LanguageRuntime::GetNameForLanguageType(m_current_value));
+    }
+}
+
+Error
+OptionValueLanguage::SetValueFromString (llvm::StringRef value, VarSetOperationType op)
+{
+    Error error;
+    switch (op)
+    {
+    case eVarSetOperationClear:
+        Clear();
+        break;
+        
+    case eVarSetOperationReplace:
+    case eVarSetOperationAssign:
+        {
+            LanguageType new_type = LanguageRuntime::GetLanguageTypeFromString(value.data());
+            m_value_was_set = true;
+            m_current_value = new_type;
+        }
+        break;
+        
+    case eVarSetOperationInsertBefore:
+    case eVarSetOperationInsertAfter:
+    case eVarSetOperationRemove:
+    case eVarSetOperationAppend:
+    case eVarSetOperationInvalid:
+        error = OptionValue::SetValueFromString(value, op);
+        break;
+    }
+    return error;
+}
+
+
+lldb::OptionValueSP
+OptionValueLanguage::DeepCopy () const
+{
+    return OptionValueSP(new OptionValueLanguage(*this));
+}
+