--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lldb/source/Symbol/DebugMacros.cpp	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,53 @@
+//===-- DebugMacros.cpp ---------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Symbol/DebugMacros.h"
+
+#include "lldb/Symbol/CompileUnit.h"
+
+using namespace lldb_private;
+
+DebugMacroEntry::DebugMacroEntry(EntryType type, uint32_t line,
+                                 uint32_t debug_line_file_idx, const char *str)
+    : m_type(type), m_line(line), m_debug_line_file_idx(debug_line_file_idx),
+      m_str(str) {}
+
+DebugMacroEntry::DebugMacroEntry(EntryType type,
+                                 const DebugMacrosSP &debug_macros_sp)
+    : m_type(type), m_line(0), m_debug_line_file_idx(0),
+      m_debug_macros_sp(debug_macros_sp) {}
+
+const FileSpec &DebugMacroEntry::GetFileSpec(CompileUnit *comp_unit) const {
+  return comp_unit->GetSupportFiles().GetFileSpecAtIndex(m_debug_line_file_idx);
+}
+
+DebugMacroEntry DebugMacroEntry::CreateDefineEntry(uint32_t line,
+                                                   const char *str) {
+  return DebugMacroEntry(DebugMacroEntry::DEFINE, line, 0, str);
+}
+
+DebugMacroEntry DebugMacroEntry::CreateUndefEntry(uint32_t line,
+                                                  const char *str) {
+  return DebugMacroEntry(DebugMacroEntry::UNDEF, line, 0, str);
+}
+
+DebugMacroEntry
+DebugMacroEntry::CreateStartFileEntry(uint32_t line,
+                                      uint32_t debug_line_file_idx) {
+  return DebugMacroEntry(DebugMacroEntry::START_FILE, line, debug_line_file_idx,
+                         nullptr);
+}
+
+DebugMacroEntry DebugMacroEntry::CreateEndFileEntry() {
+  return DebugMacroEntry(DebugMacroEntry::END_FILE, 0, 0, nullptr);
+}
+
+DebugMacroEntry
+DebugMacroEntry::CreateIndirectEntry(const DebugMacrosSP &debug_macros_sp) {
+  return DebugMacroEntry(DebugMacroEntry::INDIRECT, debug_macros_sp);
+}