[PATCH] D117562: [AMDGPU] Sink immediate VGPR defs if high RP

[Vang Thao via Phabricator via llvm-commits]

vangthao updated this revision to Diff 401816.
vangthao added a comment.

Perform checking if occupancy will be increased with sinking and only sink if occupancy is increased.
Sink only the minimum needed to improve occupancy and avoid unnecessary sinking in low RP blocks.
Added more tests.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D117562/new/

https://reviews.llvm.org/D117562

Files:
  llvm/lib/Target/AMDGPU/GCNPreRAOptimizations.cpp
  llvm/test/CodeGen/AMDGPU/pre-ra-opt-sink-imm.mir

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