Major refactoring: Remove Platform concept. In its place there are

now Reader and Writer subclasses for each file format.  Each Reader and
Writer subclass defines an "options" class which controls how that Reader
or Writer operates.

llvm-svn: 157774

1 files changed, 51 insertions, 0 deletions

diff --git a/lld/lib/ReaderWriter/MachO/GOTPass.hpp b/lld/lib/ReaderWriter/MachO/GOTPass.hpp
new file mode 100644
index 00000000000..6a7c451e448
--- /dev/null
+++ b/lld/lib/ReaderWriter/MachO/GOTPass.hpp
@@ -0,0 +1,51 @@
+//===- lib/ReaderWriter/MachO/GOTPass.hpp ---------------------------------===//
+//
+//                             The LLVM Linker
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLD_READER_WRITER_MACHO_GOT_PASS_H_
+#define LLD_READER_WRITER_MACHO_GOT_PASS_H_
+
+#include "lld/Core/DefinedAtom.h"
+#include "lld/Core/SharedLibraryAtom.h"
+#include "lld/Core/File.h"
+#include "lld/Core/Reference.h"
+#include "lld/Core/Pass.h"
+
+#include "ReferenceKinds.h"
+#include "StubAtoms.hpp"
+
+namespace lld {
+namespace mach_o {
+
+
+class GOTPass : public lld::GOTPass {
+public:
+  virtual bool noTextRelocs() {
+    return true;
+  }
+
+  virtual bool isGOTAccess(Reference::Kind, bool& canBypassGOT) {
+    return false;
+  }
+
+  virtual void updateReferenceToGOT(const Reference*, bool targetIsNowGOT) {
+  
+  }
+
+  virtual const DefinedAtom* makeGOTEntry(const Atom&) {
+    return nullptr;
+  }
+  
+};
+
+
+} // namespace mach_o 
+} // namespace lld 
+
+
+#endif // LLD_READER_WRITER_MACHO_GOT_PASS_H_