include/llvm/ExecutionEngine/Orc/NullResolver.h

   1 //===------ NullResolver.h - Reject symbol lookup requests ------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 //   Defines a RuntimeDyld::SymbolResolver subclass that rejects all symbol
  11 // resolution requests, for clients that have no cross-object fixups.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef LLVM_EXECUTIONENGINE_ORC_NULLRESOLVER_H
  16 #define LLVM_EXECUTIONENGINE_ORC_NULLRESOLVER_H
  17
  18 #include "llvm/ExecutionEngine/RuntimeDyld.h"
  19
  20 namespace llvm {
  21 namespace orc {
  22
  23 /// SymbolResolver impliementation that rejects all resolution requests.
  24 /// Useful for clients that have no cross-object fixups.
  25 class NullResolver : public RuntimeDyld::SymbolResolver {
  26 public:
  27   RuntimeDyld::SymbolInfo findSymbol(const std::string &Name) final;
  28
  29   RuntimeDyld::SymbolInfo
  30   findSymbolInLogicalDylib(const std::string &Name) final;
  31 };
  32
  33 } // End namespace orc.
  34 } // End namespace llvm.
  35
  36 #endif // LLVM_EXECUTIONENGINE_ORC_NULLRESOLVER_H