| 1 | //===- OffloadEmitter.cpp -------------------------------------------------===// |
|---|---|
| 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/Object/OffloadBinary.h" |
| 10 | #include "llvm/ObjectYAML/OffloadYAML.h" |
| 11 | #include "llvm/ObjectYAML/yaml2obj.h" |
| 12 | #include "llvm/Support/Error.h" |
| 13 | #include "llvm/Support/raw_ostream.h" |
| 14 | |
| 15 | using namespace llvm; |
| 16 | using namespace OffloadYAML; |
| 17 | |
| 18 | namespace llvm { |
| 19 | namespace yaml { |
| 20 | |
| 21 | bool yaml2offload(Binary &Doc, raw_ostream &Out, ErrorHandler EH) { |
| 22 | for (const auto &Member : Doc.Members) { |
| 23 | object::OffloadBinary::OffloadingImage Image{}; |
| 24 | if (Member.ImageKind) |
| 25 | Image.TheImageKind = *Member.ImageKind; |
| 26 | if (Member.OffloadKind) |
| 27 | Image.TheOffloadKind = *Member.OffloadKind; |
| 28 | if (Member.Flags) |
| 29 | Image.Flags = *Member.Flags; |
| 30 | |
| 31 | if (Member.StringEntries) |
| 32 | for (const auto &Entry : *Member.StringEntries) |
| 33 | Image.StringData[Entry.Key] = Entry.Value; |
| 34 | |
| 35 | SmallVector<char, 1024> Data; |
| 36 | raw_svector_ostream OS(Data); |
| 37 | if (Member.Content) |
| 38 | Member.Content->writeAsBinary(OS); |
| 39 | Image.Image = MemoryBuffer::getMemBufferCopy(InputData: OS.str()); |
| 40 | |
| 41 | // Copy the data to a new buffer so we can modify the bytes directly. |
| 42 | auto Buffer = object::OffloadBinary::write(Image); |
| 43 | auto *TheHeader = |
| 44 | reinterpret_cast<object::OffloadBinary::Header *>(&Buffer[0]); |
| 45 | if (Doc.Version) |
| 46 | TheHeader->Version = *Doc.Version; |
| 47 | if (Doc.Size) |
| 48 | TheHeader->Size = *Doc.Size; |
| 49 | if (Doc.EntryOffset) |
| 50 | TheHeader->EntryOffset = *Doc.EntryOffset; |
| 51 | if (Doc.EntrySize) |
| 52 | TheHeader->EntrySize = *Doc.EntrySize; |
| 53 | |
| 54 | Out.write(Ptr: Buffer.begin(), Size: Buffer.size()); |
| 55 | } |
| 56 | |
| 57 | return true; |
| 58 | } |
| 59 | |
| 60 | } // namespace yaml |
| 61 | } // namespace llvm |
| 62 |