Is there anyway to access LLVM's 128 bit int type for C from LDC?

[Nicholas Wilson]

On Thursday, 14 December 2017 at 19:47:53 UTC, Jack Stouffer 
wrote:
> Clang has __int128. Is there anyway to use this with D with LDC?

Not really as a plain type, although there is effort to get 
[u]cent working. I could have sworn that mir was using InlineIR 
with it for multiplication. But InlineIR is the only way to get 
at it.

What operation do you need on it?