lib/ExecutionEngine/Orc/ObjectTransformLayer.cpp

   1 //===---------- ObjectTransformLayer.cpp - Object Transform Layer ---------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "llvm/ExecutionEngine/Orc/ObjectTransformLayer.h"
  10 #include "llvm/Support/MemoryBuffer.h"
  11
  12 namespace llvm {
  13 namespace orc {
  14
  15 ObjectTransformLayer::ObjectTransformLayer(ExecutionSession &ES,
  16                                             ObjectLayer &BaseLayer,
  17                                             TransformFunction Transform)
  18     : ObjectLayer(ES), BaseLayer(BaseLayer), Transform(std::move(Transform)) {}
  19
  20 void ObjectTransformLayer::emit(MaterializationResponsibility R,
  21                                 std::unique_ptr<MemoryBuffer> O) {
  22   assert(O && "Module must not be null");
  23
  24   if (auto TransformedObj = Transform(std::move(O)))
  25     BaseLayer.emit(std::move(R), std::move(*TransformedObj));
  26   else {
  27     R.failMaterialization();
  28     getExecutionSession().reportError(TransformedObj.takeError());
  29   }
  30 }
  31
  32 } // End namespace orc.
  33 } // End namespace llvm.