tree 32db4ed58a37a56a925f6b3ca00a58749d8bd532
parent 254f8116bfb37343c6db8853e70efddfb45239fb
author Luke Drummond <luke.drummond@codeplay.com> 1685439467 +0100
committer Copybara-Service <copybara-worker@google.com> 1685481952 -0700

[HIP] Add missing __hip_atomic_fetch_sub support

The rest of the fetch/op intrinsics were added in e13246a2ec3 but sub
was conspicuous by its absence.

Reviewed By: yaxunl

Differential Revision: https://reviews.llvm.org/D151701

GitOrigin-RevId: e3fbede7f3fd7693d5a15a8cfa0b62d9a4f84877