1 files changed, 68 insertions, 0 deletions
diff --git a/include/llvm/DebugInfo/DIContext.h b/include/llvm/DebugInfo/DIContext.h
new file mode 100644
index 0000000..64f80c5
--- /dev/null
+++ b/include/llvm/DebugInfo/DIContext.h
@@ -0,0 +1,68 @@
+//===-- DIContext.h ---------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines DIContext, an abstract data structure that holds
+// debug information data.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEBUGINFO_DICONTEXT_H
+#define LLVM_DEBUGINFO_DICONTEXT_H
+
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/DataTypes.h"
+#include <cstring>
+
+namespace llvm {
+
+class raw_ostream;
+
+/// DILineInfo - a format-neutral container for source line information.
+class DILineInfo {
+  const char *FileName;
+  uint32_t Line;
+  uint32_t Column;
+public:
+  DILineInfo() : FileName("<invalid>"), Line(0), Column(0) {}
+  DILineInfo(const char *fileName, uint32_t line, uint32_t column)
+    : FileName(fileName), Line(line), Column(column) {}
+
+  const char *getFileName() const { return FileName; }
+  uint32_t getLine() const { return Line; }
+  uint32_t getColumn() const { return Column; }
+
+  bool operator==(const DILineInfo &RHS) const {
+    return Line == RHS.Line && Column == RHS.Column &&
+           std::strcmp(FileName, RHS.FileName) == 0;
+  }
+  bool operator!=(const DILineInfo &RHS) const {
+    return !(*this == RHS);
+  }
+};
+
+class DIContext {
+public:
+  virtual ~DIContext();
+
+  /// getDWARFContext - get a context for binary DWARF data.
+  static DIContext *getDWARFContext(bool isLittleEndian,
+                                    StringRef infoSection,
+                                    StringRef abbrevSection,
+                                    StringRef aRangeSection = StringRef(),
+                                    StringRef lineSection = StringRef(),
+                                    StringRef stringSection = StringRef());
+
+  virtual void dump(raw_ostream &OS) = 0;
+
+  virtual DILineInfo getLineInfoForAddress(uint64_t address) = 0;
+};
+
+}
+
+#endif