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//===- DXContainerReader.cpp ----------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "DXContainerReader.h"
namespace llvm {
namespace objcopy {
namespace dxbc {
using namespace object;
Expected<std::unique_ptr<Object>> DXContainerReader::create() const {
auto Obj = std::make_unique<Object>();
Obj->Header = DXContainerObj.getHeader();
for (const SectionRef &Part : DXContainerObj.sections()) {
DataRefImpl PartDRI = Part.getRawDataRefImpl();
Expected<StringRef> Name = DXContainerObj.getSectionName(PartDRI);
if (auto E = Name.takeError())
return E;
assert(Name->size() == 4 &&
"Valid DXIL Part name consists of 4 characters");
Expected<ArrayRef<uint8_t>> Data =
DXContainerObj.getSectionContents(PartDRI);
if (auto E = Data.takeError())
return E;
Obj->Parts.push_back({*Name, *Data});
}
return std::move(Obj);
}
} // end namespace dxbc
} // end namespace objcopy
} // end namespace llvm
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