45 lines · 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-exception6//7//===----------------------------------------------------------------------===//8 9#include "llvm/ExecutionEngine/Orc/ObjectTransformLayer.h"10#include "llvm/Support/MemoryBuffer.h"11 12namespace llvm {13namespace orc {14 15char ObjectTransformLayer::ID;16 17using BaseT = RTTIExtends<ObjectTransformLayer, ObjectLayer>;18 19ObjectTransformLayer::ObjectTransformLayer(ExecutionSession &ES,20 ObjectLayer &BaseLayer,21 TransformFunction Transform)22 : BaseT(ES), BaseLayer(BaseLayer), Transform(std::move(Transform)) {}23 24void ObjectTransformLayer::emit(25 std::unique_ptr<MaterializationResponsibility> R,26 std::unique_ptr<MemoryBuffer> O) {27 assert(O && "Module must not be null");28 29 // If there is a transform set then apply it.30 if (Transform) {31 if (auto TransformedObj = Transform(std::move(O)))32 O = std::move(*TransformedObj);33 else {34 R->failMaterialization();35 getExecutionSession().reportError(TransformedObj.takeError());36 return;37 }38 }39 40 BaseLayer.emit(std::move(R), std::move(O));41}42 43} // End namespace orc.44} // End namespace llvm.45