Create a stub for DWARF parser unittests

Moves one DWARF-specific header to include/llvm/DebugInfo from lib/.
Add a short unittest for r179095.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179678 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 3 insertions, 85 deletions

diff --git a/lib/DebugInfo/DWARFCompileUnit.cpp b/lib/DebugInfo/DWARFCompileUnit.cpp
index 1f2b40fbbe0..4f0eed4940b 100644
--- a/lib/DebugInfo/DWARFCompileUnit.cpp
+++ b/lib/DebugInfo/DWARFCompileUnit.cpp
@@ -9,7 +9,7 @@
 
 #include "DWARFCompileUnit.h"
 #include "DWARFContext.h"
-#include "DWARFFormValue.h"
+#include "llvm/DebugInfo/DWARFFormValue.h"
 #include "llvm/Support/Dwarf.h"
 #include "llvm/Support/Format.h"
 #include "llvm/Support/raw_ostream.h"
diff --git a/lib/DebugInfo/DWARFDebugInfoEntry.cpp b/lib/DebugInfo/DWARFDebugInfoEntry.cpp
index 0fd5d488ae0..10be7b4cbb8 100644
--- a/lib/DebugInfo/DWARFDebugInfoEntry.cpp
+++ b/lib/DebugInfo/DWARFDebugInfoEntry.cpp
@@ -11,7 +11,7 @@
 #include "DWARFCompileUnit.h"
 #include "DWARFContext.h"
 #include "DWARFDebugAbbrev.h"
-#include "DWARFFormValue.h"
+#include "llvm/DebugInfo/DWARFFormValue.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/Dwarf.h"
 #include "llvm/Support/Format.h"
diff --git a/lib/DebugInfo/DWARFFormValue.cpp b/lib/DebugInfo/DWARFFormValue.cpp
index 2876fca07c0..02498733d55 100644
--- a/lib/DebugInfo/DWARFFormValue.cpp
+++ b/lib/DebugInfo/DWARFFormValue.cpp
@@ -7,7 +7,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "DWARFFormValue.h"
+#include "llvm/DebugInfo/DWARFFormValue.h"
 #include "DWARFCompileUnit.h"
 #include "DWARFContext.h"
 #include "llvm/Support/Debug.h"
diff --git a/lib/DebugInfo/DWARFFormValue.h b/lib/DebugInfo/DWARFFormValue.h
deleted file mode 100644
index eaaccfb4f33..00000000000
--- a/lib/DebugInfo/DWARFFormValue.h
+++ /dev/null
@@ -1,82 +0,0 @@
-//===-- DWARFFormValue.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_DWARFFORMVALUE_H
-#define LLVM_DEBUGINFO_DWARFFORMVALUE_H
-
-#include "llvm/Support/DataExtractor.h"
-
-namespace llvm {
-
-class DWARFCompileUnit;
-class raw_ostream;
-
-class DWARFFormValue {
-public:
-  struct ValueType {
-    ValueType() : data(NULL) {
-      uval = 0;
-    }
-
-    union {
-      uint64_t uval;
-      int64_t sval;
-      const char* cstr;
-    };
-    const uint8_t* data;
-  };
-
-  enum {
-    eValueTypeInvalid = 0,
-    eValueTypeUnsigned,
-    eValueTypeSigned,
-    eValueTypeCStr,
-    eValueTypeBlock
-  };
-
-private:
-  uint16_t Form;   // Form for this value.
-  ValueType Value; // Contains all data for the form.
-
-public:
-  DWARFFormValue(uint16_t form = 0) : Form(form) {}
-  uint16_t getForm() const { return Form; }
-  const ValueType& value() const { return Value; }
-  void dump(raw_ostream &OS, const DWARFCompileUnit* cu) const;
-  bool extractValue(DataExtractor data, uint32_t *offset_ptr,
-                    const DWARFCompileUnit *cu);
-  bool isInlinedCStr() const {
-    return Value.data != NULL && Value.data == (const uint8_t*)Value.cstr;
-  }
-  const uint8_t *BlockData() const;
-  uint64_t getReference(const DWARFCompileUnit* cu) const;
-
-  /// Resolve any compile unit specific references so that we don't need
-  /// the compile unit at a later time in order to work with the form
-  /// value.
-  bool resolveCompileUnitReferences(const DWARFCompileUnit* cu);
-  uint64_t getUnsigned() const { return Value.uval; }
-  int64_t getSigned() const { return Value.sval; }
-  const char *getAsCString(const DataExtractor *debug_str_data_ptr) const;
-  const char *getIndirectCString(const DataExtractor *,
-                                 const DataExtractor *) const;
-  uint64_t getIndirectAddress(const DataExtractor *,
-                              const DWARFCompileUnit *) const;
-  bool skipValue(DataExtractor debug_info_data, uint32_t *offset_ptr,
-                 const DWARFCompileUnit *cu) const;
-  static bool skipValue(uint16_t form, DataExtractor debug_info_data,
-                        uint32_t *offset_ptr, const DWARFCompileUnit *cu);
-  static bool isBlockForm(uint16_t form);
-  static bool isDataForm(uint16_t form);
-  static const uint8_t *getFixedFormSizes(uint8_t AddrSize, uint16_t Version);
-};
-
-}
-
-#endif