[llvm] [llvm] Move data layout string computation to TargetParser (PR #157612)

[Nikita Popov via llvm-commits]

https://github.com/nikic approved this pull request.

LGTM. I think that moving DataLayout computation to TargetParser is a big improvement, and am willing to take it even with some rough edges.

https://github.com/llvm/llvm-project/pull/157612