[PATCH] D124678: [AMDGPU] Allow for MFMA Inst Clustering

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec added inline comments.


================
Comment at: llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp:856
+      if (!TII->isMAI(MAI) ||
+          MAI.getOpcode() == AMDGPU::V_ACCVGPR_WRITE_B32_e64 ||
+          MAI.getOpcode() == AMDGPU::V_ACCVGPR_READ_B32_e64)
----------------
arsenm wrote:
> What about copies before they are lowered to accvgpr_write?
They are not MAI. This ideom used to filter MFMA from 2 other MAI encoded instructions.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D124678/new/

https://reviews.llvm.org/D124678