[llvm] [WIP] ABI Lowering Library (PR #140112)

[Nikita Popov via llvm-commits]

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nikic wrote:

> So we're expecting the concerned frontends to implement the mappers?

Yes.

> I thought we wanted nothing to do with clang/. Though that does seem a little inconvienient for LLVM.

The ABI library is independent of clang/, so it can't include clang headers / types.

But clang needs to use the ABI library, so clang/ should contain the code to do that.

https://github.com/llvm/llvm-project/pull/140112