[MCJIT] Move endian-aware read/writes from RuntimeDyldMachO into

[oota-llvm.git] / lib / ExecutionEngine / RuntimeDyld / RuntimeDyldImpl.h

diff --git a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
index 3fabf5ebd6deac4a2ccd5bb93d7f434d57eb1100..d2c58eb0a64b49b96f68544d906dc4d5876e0a4a 100644 (file)
--- a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
+++ b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
@@ -11,8 +11,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_RUNTIME_DYLD_IMPL_H
-#define LLVM_RUNTIME_DYLD_IMPL_H
+#ifndef LLVM_LIB_EXECUTIONENGINE_RUNTIMEDYLD_RUNTIMEDYLDIMPL_H
+#define LLVM_LIB_EXECUTIONENGINE_RUNTIMEDYLD_RUNTIMEDYLDIMPL_H
 
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/SmallVector.h"
@@ -70,7 +70,7 @@ public:
   SectionEntry(StringRef name, uint8_t *address, size_t size,
                uintptr_t objAddress)
       : Name(name), Address(address), Size(size),
-        LoadAddress((uintptr_t)address), StubOffset(size),
+        LoadAddress(reinterpret_cast<uintptr_t>(address)), StubOffset(size),
         ObjAddress(objAddress) {}
 };
 
@@ -286,6 +286,13 @@ protected:
     *(Addr + 7) = Value & 0xFF;
   }
 
+  /// Endian-aware read Read the least significant Size bytes from Src.
+  uint64_t readBytesUnaligned(uint8_t *Src, unsigned Size) const;
+
+  /// Endian-aware write. Write the least significant Size bytes from Value to
+  /// Dst.
+  void writeBytesUnaligned(uint64_t Value, uint8_t *Dst, unsigned Size) const;
+
   /// \brief Given the common symbols discovered in the object file, emit a
   /// new section for them and update the symbol mappings in the object and
   /// symbol table.