================
@@ -135,6 +137,44 @@ static Error bundleImages() {
return Error::success();
}
+// Extract a single OffloadBinary, recursively handling nested OffloadBinaries.
+static Error extractBinary(const OffloadBinary *Binary, StringRef InputFile,
+ uint64_t &Idx, StringSaver &Saver) {
+ StringRef ImageData = Binary->getImage();
+
+ // Check if the image contains a nested OffloadBinary.
+ if (identify_magic(ImageData) == file_magic::offload_binary) {
+ // Parse nested OffloadBinary.
+ MemoryBufferRef InnerBuffer(ImageData, "nested-offload-binary");
+ SmallVector<OffloadFile> InnerBinaries;
+ if (Error Err = extractOffloadBinaries(InnerBuffer, InnerBinaries))
+ return Err;
+
+ // Recursively extract each nested binary.
+ for (const auto &InnerBinary : InnerBinaries) {
----------------
adurang wrote:
Yes, the file format check would fail and stop the recursion.
https://github.com/llvm/llvm-project/pull/184774
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