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

RuntimeDyldImpl.

These are platform independent, and moving them to the base class allows
RuntimeDyldChecker to use them too.

llvm-svn: 216801

1 files changed, 7 insertions, 0 deletions

diff --git a/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h b/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
index 379cb4ad868..d2c58eb0a64 100644
--- a/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
+++ b/llvm/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldImpl.h
@@ -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.