Merge "Update aosp/master LLVM for rebase to r230699."

1 files changed, 60 insertions, 0 deletions

diff --git a/include/llvm/DebugInfo/DWARF/DWARFAbbreviationDeclaration.h b/include/llvm/DebugInfo/DWARF/DWARFAbbreviationDeclaration.h
new file mode 100644
index 0000000..bb05c30
--- /dev/null
+++ b/include/llvm/DebugInfo/DWARF/DWARFAbbreviationDeclaration.h
@@ -0,0 +1,60 @@
+//===-- DWARFAbbreviationDeclaration.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_LIB_DEBUGINFO_DWARFABBREVIATIONDECLARATION_H
+#define LLVM_LIB_DEBUGINFO_DWARFABBREVIATIONDECLARATION_H
+
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/Support/DataExtractor.h"
+
+namespace llvm {
+
+class raw_ostream;
+
+class DWARFAbbreviationDeclaration {
+  uint32_t Code;
+  uint32_t Tag;
+  bool HasChildren;
+
+  struct AttributeSpec {
+    AttributeSpec(uint16_t Attr, uint16_t Form) : Attr(Attr), Form(Form) {}
+    uint16_t Attr;
+    uint16_t Form;
+  };
+  typedef SmallVector<AttributeSpec, 8> AttributeSpecVector;
+  AttributeSpecVector AttributeSpecs;
+public:
+  DWARFAbbreviationDeclaration();
+
+  uint32_t getCode() const { return Code; }
+  uint32_t getTag() const { return Tag; }
+  bool hasChildren() const { return HasChildren; }
+
+  typedef iterator_range<AttributeSpecVector::const_iterator>
+  attr_iterator_range;
+
+  attr_iterator_range attributes() const {
+    return attr_iterator_range(AttributeSpecs.begin(), AttributeSpecs.end());
+  }
+
+  uint16_t getFormByIndex(uint32_t idx) const {
+    return idx < AttributeSpecs.size() ? AttributeSpecs[idx].Form : 0;
+  }
+
+  uint32_t findAttributeIndex(uint16_t attr) const;
+  bool extract(DataExtractor Data, uint32_t* OffsetPtr);
+  void dump(raw_ostream &OS) const;
+
+private:
+  void clear();
+};
+
+}
+
+#endif