Anshil Gandhi 4bbcbdaee5 [AMDGPU] Unify divergent nodes if the PostDom tree has one root ...

This patch allows AMDGPUUnifyDivergenceExitNodes pass
to transform a function whose PDT has exactly one root
and ends in a branch instruction. Fixes
https://github.com/llvm/llvm-project/issues/58861.

Reviewed By: ruiling, arsenm

Differential Revision: https://reviews.llvm.org/D139780

2023-01-04 10:45:03 -07:00

1.8 KiB

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