[all-commits] [llvm/llvm-project] 462602: [AMDGPU] Fix incorrect VM_VSRC simplification afte...

[Jay Foad via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 462602de4245031e363b80a208f595826e738831
      https://github.com/llvm/llvm-project/commit/462602de4245031e363b80a208f595826e738831
  Author: Jay Foad <jay.foad at amd.com>
  Date:   2026-07-29 (Wed, 29 Jul 2026)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
    A llvm/test/CodeGen/AMDGPU/soft-waitcnt-deletion.mir

  Log Message:
  -----------
  [AMDGPU] Fix incorrect VM_VSRC simplification after async instruction (#212481)

Add ASYNC_CNT to the list of VMEM counters. The implication is that only
if all these counters are zero can we know that there are no outstanding
VMEM instructions, so VM_VSRC must be zero.



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