| 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 | char ObjectTransformLayer::ID; |
| 16 | |
| 17 | using BaseT = RTTIExtends<ObjectTransformLayer, ObjectLayer>; |
| 18 | |
| 19 | ObjectTransformLayer::ObjectTransformLayer(ExecutionSession &ES, |
| 20 | ObjectLayer &BaseLayer, |
| 21 | TransformFunction Transform) |
| 22 | : BaseT(ES), BaseLayer(BaseLayer), Transform(std::move(Transform)) {} |
| 23 | |
| 24 | void 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(Err: TransformedObj.takeError()); |
| 36 | return; |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | BaseLayer.emit(R: std::move(R), O: std::move(O)); |
| 41 | } |
| 42 | |
| 43 | } // End namespace orc. |
| 44 | } // End namespace llvm. |
| 45 |