third_party/llvm-7.0/llvm/lib/ExecutionEngine/Orc/IRTransformLayer.cpp

//===-------------- IRTransformLayer.cpp - IR Transform Layer -------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "llvm/ExecutionEngine/Orc/IRTransformLayer.h"
#include "llvm/Support/MemoryBuffer.h"

namespace llvm {
namespace orc {

IRTransformLayer2::IRTransformLayer2(ExecutionSession &ES,
                                     IRLayer &BaseLayer,
                                     TransformFunction Transform)
    : IRLayer(ES), BaseLayer(BaseLayer), Transform(std::move(Transform)) {}

void IRTransformLayer2::emit(MaterializationResponsibility R, VModuleKey K,
                             std::unique_ptr<Module> M) {
  assert(M && "Module must not be null");

  if (auto TransformedMod = Transform(std::move(M)))
    BaseLayer.emit(std::move(R), std::move(K), std::move(*TransformedMod));
  else {
    R.failMaterialization();
    getExecutionSession().reportError(TransformedMod.takeError());
  }
}

} // End namespace orc.
} // End namespace llvm.