Pravin Jagtap 6ef6c954c6 [AMDGPU] Reorder atomic optimizer to avoid CAS loop. ...

Expand-Atomic pass emits the CAS loop for FP operations
which limits the optimizations offered by atomic optimizer.

Moving atomic optimizer before expand-atomics allows
better codegen.

Reviewed By: arsenm, #amdgpu

Differential Revision: https://reviews.llvm.org/D157265

2023-08-30 12:05:21 -04:00

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