[llvm] [OpenMP][clang] Register vtables on device for indirect calls runtime (PR #167011)

[Joseph Huber via llvm-commits]

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@@ -112,21 +112,58 @@ setupIndirectCallTable(DeviceTy &Device, __tgt_device_image *Image,
   llvm::SmallVector<std::pair<void *, void *>> IndirectCallTable;
   for (const auto &Entry : Entries) {
     if (Entry.Kind != llvm::object::OffloadKind::OFK_OpenMP ||
-        Entry.Size == 0 || !(Entry.Flags & OMP_DECLARE_TARGET_INDIRECT))
+        Entry.Size == 0 ||
+        (!(Entry.Flags & OMP_DECLARE_TARGET_INDIRECT) &&
+         !(Entry.Flags & OMP_DECLARE_TARGET_INDIRECT_VTABLE)))
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jhuber6 wrote:

Can you explain the difference between `OMP_DECLARE_TARGET_INDIRECT` and `OMP_DECLARE_TARGET_INDIRECT_VTABLE`? I don't exactly remember what I did for the indirect case, I think it was just a pair of globals or something.

https://github.com/llvm/llvm-project/pull/167011