[all-commits] [llvm/llvm-project] 3dc413: [AMDGPU] Skip debug instruction uses while optimiz...

[Yashwant Singh via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3dc413e25d6ccff9a9b7a3beffafef52be83e43c
      https://github.com/llvm/llvm-project/commit/3dc413e25d6ccff9a9b7a3beffafef52be83e43c
  Author: Yashwant Singh <Yashwant.Singh at amd.com>
  Date:   2023-08-07 (Mon, 07 Aug 2023)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIOptimizeVGPRLiveRange.cpp
    A llvm/test/CodeGen/AMDGPU/si-optimize-vgpr-live-range-dbg-instr.ll
    A llvm/test/CodeGen/AMDGPU/si-optimize-vgpr-live-range-dbg-instr.mir

  Log Message:
  -----------
  [AMDGPU] Skip debug instruction uses while optimizing live range of a reg in SIOptimizeVGPRLiveRange

This will prevent the `assert(!O.readsReg())` from firing in
SIOptimizeVGPRLiveRange::optimizeLiveRange

Fix for #64163

Reviewed By: arsenm, #amdgpu

Differential Revision: https://reviews.llvm.org/D156893