[all-commits] [llvm/llvm-project] d0f664: [AMDGPU] Fix liveness for loops in si-optimize-exe...

[Carl Ritson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d0f6641615755e3dd27bc71390e6ae866dfef9ec
      https://github.com/llvm/llvm-project/commit/d0f6641615755e3dd27bc71390e6ae866dfef9ec
  Author: Carl Ritson <carl.ritson at amd.com>
  Date:   2022-06-30 (Thu, 30 Jun 2022)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIOptimizeExecMaskingPreRA.cpp
    M llvm/test/CodeGen/AMDGPU/opt-exec-masking-pre-ra-update-liveness.mir

  Log Message:
  -----------
  [AMDGPU] Fix liveness for loops in si-optimize-exec-masking-pre-ra

Follow up to D127894, new liveness update code needs to handle
the case where S_ANDN2 input must be extended through loops when
V_CNDMASK_B32 has been hoisted.

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D128800