From 6de2c08bc400b4aca9fb46684e8bdb56eed9b09f Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 2 Dec 2012 13:10:19 +0000
Subject: Vendor import of llvm release_32 branch r168974 (effectively, 3.2
 RC2): http://llvm.org/svn/llvm-project/llvm/branches/release_32@168974

---
 .../RuntimeDyld/ObjectImageCommon.h                | 76 ++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 lib/ExecutionEngine/RuntimeDyld/ObjectImageCommon.h

(limited to 'lib/ExecutionEngine/RuntimeDyld/ObjectImageCommon.h')

diff --git a/lib/ExecutionEngine/RuntimeDyld/ObjectImageCommon.h b/lib/ExecutionEngine/RuntimeDyld/ObjectImageCommon.h
new file mode 100644
index 0000000..17f3a21
--- /dev/null
+++ b/lib/ExecutionEngine/RuntimeDyld/ObjectImageCommon.h
@@ -0,0 +1,76 @@
+//===-- ObjectImageCommon.h - Format independent executuable object image -===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares a file format independent ObjectImage class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_RUNTIMEDYLD_OBJECTIMAGECOMMON_H
+#define LLVM_RUNTIMEDYLD_OBJECTIMAGECOMMON_H
+
+#include "llvm/Object/ObjectFile.h"
+#include "llvm/ExecutionEngine/ObjectImage.h"
+#include "llvm/ExecutionEngine/ObjectBuffer.h"
+
+namespace llvm {
+
+class ObjectImageCommon : public ObjectImage {
+  ObjectImageCommon(); // = delete
+  ObjectImageCommon(const ObjectImageCommon &other); // = delete
+
+protected:
+  object::ObjectFile *ObjFile;
+
+  // This form of the constructor allows subclasses to use
+  // format-specific subclasses of ObjectFile directly
+  ObjectImageCommon(ObjectBuffer *Input, object::ObjectFile *Obj)
+  : ObjectImage(Input), // saves Input as Buffer and takes ownership
+    ObjFile(Obj)
+  {
+  }
+
+public:
+  ObjectImageCommon(ObjectBuffer* Input)
+  : ObjectImage(Input) // saves Input as Buffer and takes ownership
+  {
+    ObjFile = object::ObjectFile::createObjectFile(Buffer->getMemBuffer());
+  }
+  virtual ~ObjectImageCommon() { delete ObjFile; }
+
+  virtual object::symbol_iterator begin_symbols() const
+              { return ObjFile->begin_symbols(); }
+  virtual object::symbol_iterator end_symbols() const
+              { return ObjFile->end_symbols(); }
+
+  virtual object::section_iterator begin_sections() const
+              { return ObjFile->begin_sections(); }
+  virtual object::section_iterator end_sections() const
+              { return ObjFile->end_sections(); }
+
+  virtual /* Triple::ArchType */ unsigned getArch() const
+              { return ObjFile->getArch(); }
+
+  virtual StringRef getData() const { return ObjFile->getData(); }
+
+  // Subclasses can override these methods to update the image with loaded
+  // addresses for sections and common symbols
+  virtual void updateSectionAddress(const object::SectionRef &Sec,
+                                    uint64_t Addr) {}
+  virtual void updateSymbolAddress(const object::SymbolRef &Sym, uint64_t Addr)
+              {}
+
+  // Subclasses can override these methods to provide JIT debugging support
+  virtual void registerWithDebugger() {}
+  virtual void deregisterWithDebugger() {}
+};
+
+} // end namespace llvm
+
+#endif // LLVM_RUNTIMEDYLD_OBJECT_IMAGE_H
+
-- 
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