1 files changed, 59 insertions, 0 deletions
diff --git a/include/llvm/DebugInfo/DWARF/DWARFDebugMacro.h b/include/llvm/DebugInfo/DWARF/DWARFDebugMacro.h
new file mode 100644
index 0000000000000..e17c993d275bc
--- /dev/null
+++ b/include/llvm/DebugInfo/DWARF/DWARFDebugMacro.h
@@ -0,0 +1,59 @@
+//===-- DWARFDebugMacro.h ---------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEBUGINFO_DWARF_DWARFDEBUGMACRO_H
+#define LLVM_DEBUGINFO_DWARF_DWARFDEBUGMACRO_H
+
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/DataExtractor.h"
+#include "llvm/Support/Dwarf.h"
+
+namespace llvm {
+
+class raw_ostream;
+
+class DWARFDebugMacro {
+  /// A single macro entry within a macro list.
+  struct Entry {
+    /// The type of the macro entry.
+    uint32_t Type;
+    union {
+      /// The source line where the macro is defined.
+      uint64_t Line;
+      /// Vendor extension constant value.
+      uint64_t ExtConstant;
+    };
+
+    union {
+      /// The string (name, value) of the macro entry.
+      const char *MacroStr;
+      // An unsigned integer indicating the identity of the source file.
+      uint64_t File;
+      /// Vendor extension string.
+      const char *ExtStr;
+    };
+  };
+
+  typedef SmallVector<Entry, 4> MacroList;
+
+  /// A list of all the macro entries in the debug_macinfo section.
+  MacroList Macros;
+
+public:
+  DWARFDebugMacro() {}
+  /// Print the macro list found within the debug_macinfo section.
+  void dump(raw_ostream &OS) const;
+  /// Parse the debug_macinfo section accessible via the 'data' parameter.
+  void parse(DataExtractor data);
+};
+
+}
+
+#endif