[clang] [llvm] [SYCL] Add offload wrapping for SYCL kind. (PR #147508)

[Yury Plyakhin via llvm-commits]

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@@ -754,6 +762,36 @@ bundleOpenMP(ArrayRef<OffloadingImage> Images) {
   return std::move(Buffers);
 }
 
+Expected<SmallVector<std::unique_ptr<MemoryBuffer>>>
+bundleSYCL(ArrayRef<OffloadingImage> Images) {
+  SmallVector<std::unique_ptr<MemoryBuffer>> Buffers;
+  if (DryRun) {
+    // In dry-run mode there is an empty input which is insufficient for
+    // the testing. Therefore, we insert a stub value.
+    OffloadBinary::OffloadingImage Image;
+    Image.TheOffloadKind = OffloadKind::OFK_SYCL;
+    Image.Image = MemoryBuffer::getMemBufferCopy("");
+    SmallString<0> SerializedImage = OffloadBinary::write(Image);
+    Buffers.emplace_back(MemoryBuffer::getMemBufferCopy(SerializedImage));
+    return Buffers;
+  }
+
+  for (const OffloadingImage &TheImage : Images) {
+    SmallVector<OffloadFile> OffloadBinaries;
+    if (Error E = extractOffloadBinaries(*TheImage.Image, OffloadBinaries))
+      return E;
+
+    for (const OffloadFile &File : OffloadBinaries) {
+      const OffloadBinary &Binary = *File.getBinary();
+      SmallString<0> SerializedImage =
+          OffloadBinary::write(Binary.getOffloadingImage());
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YuriPlyakhin wrote:

I think it's time for us to meet and discuss all questions during a call. I'll put together some slides and contact you by email to schedule a call.

https://github.com/llvm/llvm-project/pull/147508