Stanislav Mekhanoshin ab90ae6f47 [AMDGPU] Switch AnnotateUniformValues to MemorySSA ...

This shall speedup compilation and also remove threshold
limitations used by memory dependency analysis.

It also seem to fix the bug in the coalescer_remat.ll
where an SMRD load was used in presence of a potentially
clobbering store.

Fixes: SWDEV-272132

Differential Revision: https://reviews.llvm.org/D101962

2021-05-05 18:34:41 -07:00

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