xref: /openbsd-src/gnu/llvm/llvm/lib/ExecutionEngine/Orc/ObjectTransformLayer.cpp (revision 73471bf04ceb096474c7f0fa83b1b65c70a787a1)
109467b48Spatrick //===---------- ObjectTransformLayer.cpp - Object Transform Layer ---------===//
209467b48Spatrick //
309467b48Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
409467b48Spatrick // See https://llvm.org/LICENSE.txt for license information.
509467b48Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
609467b48Spatrick //
709467b48Spatrick //===----------------------------------------------------------------------===//
809467b48Spatrick 
909467b48Spatrick #include "llvm/ExecutionEngine/Orc/ObjectTransformLayer.h"
1009467b48Spatrick #include "llvm/Support/MemoryBuffer.h"
1109467b48Spatrick 
1209467b48Spatrick namespace llvm {
1309467b48Spatrick namespace orc {
1409467b48Spatrick 
15*73471bf0Spatrick char ObjectTransformLayer::ID;
16*73471bf0Spatrick 
17*73471bf0Spatrick using BaseT = RTTIExtends<ObjectTransformLayer, ObjectLayer>;
18*73471bf0Spatrick 
ObjectTransformLayer(ExecutionSession & ES,ObjectLayer & BaseLayer,TransformFunction Transform)1909467b48Spatrick ObjectTransformLayer::ObjectTransformLayer(ExecutionSession &ES,
2009467b48Spatrick                                            ObjectLayer &BaseLayer,
2109467b48Spatrick                                            TransformFunction Transform)
22*73471bf0Spatrick     : BaseT(ES), BaseLayer(BaseLayer), Transform(std::move(Transform)) {}
2309467b48Spatrick 
emit(std::unique_ptr<MaterializationResponsibility> R,std::unique_ptr<MemoryBuffer> O)24*73471bf0Spatrick void ObjectTransformLayer::emit(
25*73471bf0Spatrick     std::unique_ptr<MaterializationResponsibility> R,
2609467b48Spatrick     std::unique_ptr<MemoryBuffer> O) {
2709467b48Spatrick   assert(O && "Module must not be null");
2809467b48Spatrick 
2909467b48Spatrick   // If there is a transform set then apply it.
3009467b48Spatrick   if (Transform) {
3109467b48Spatrick     if (auto TransformedObj = Transform(std::move(O)))
3209467b48Spatrick       O = std::move(*TransformedObj);
3309467b48Spatrick     else {
34*73471bf0Spatrick       R->failMaterialization();
3509467b48Spatrick       getExecutionSession().reportError(TransformedObj.takeError());
3609467b48Spatrick       return;
3709467b48Spatrick     }
3809467b48Spatrick   }
3909467b48Spatrick 
4009467b48Spatrick   BaseLayer.emit(std::move(R), std::move(O));
4109467b48Spatrick }
4209467b48Spatrick 
4309467b48Spatrick } // End namespace orc.
4409467b48Spatrick } // End namespace llvm.
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