[PATCH] D124550: [AMDGPU] Handle LDS DMA and LDS_DIRECT hazards

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec created this revision.
rampitec added a reviewer: arsenm.
Herald added subscribers: hsmhsm, foad, kerbowa, hiraditya, t-tye, tpr, dstuttard, yaxunl, nhaehnle, jvesely, kzhuravl.
Herald added a project: All.
rampitec requested review of this revision.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

There shall be 1 wait state between M0 write and LDS DMA/LDS_DIRECT use.


https://reviews.llvm.org/D124550

Files:
  llvm/lib/Target/AMDGPU/GCNHazardRecognizer.cpp
  llvm/lib/Target/AMDGPU/GCNSubtarget.h
  llvm/test/CodeGen/AMDGPU/hazard.mir
  llvm/test/CodeGen/AMDGPU/lds-dma-hazards.mir

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D124550.425592.patch
Type: text/x-patch
Size: 5250 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20220427/f4768cd5/attachment.bin>