[PATCH] D102252: [AMDGPU] Fix extra waitcnt being added with BUFFER_INVL2

[Austin Kerbow via Phabricator via llvm-commits]

kerbowa created this revision.
kerbowa added reviewers: rampitec, arsenm, t-tye.
Herald added subscribers: hiraditya, tpr, dstuttard, yaxunl, nhaehnle, jvesely, kzhuravl.
kerbowa requested review of this revision.
Herald added subscribers: llvm-commits, wdng.
Herald added a project: LLVM.

The waitcnt pass would increment the number of vmem events for some buffer
invalidates that were not handled by the pass.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D102252

Files:
  llvm/lib/Target/AMDGPU/BUFInstructions.td
  llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp
  llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.cpp
  llvm/lib/Target/AMDGPU/Utils/AMDGPUBaseInfo.h
  llvm/test/CodeGen/AMDGPU/waitcnt-preexisting.mir

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D102252.344446.patch
Type: text/x-patch
Size: 5573 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20210511/47a737dd/attachment.bin>