[PATCH] D89618: [AMDGPU] Optimize waitcnt insertion for flat memory operations

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp:1248
+
+    if (TII->usesVM_CNT(Inst) && mayAccessVMEMThroughFlat(Inst)) {
+      ++FlatASCount;
----------------
When is usesVM_CNT false and isFLAT true?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D89618/new/

https://reviews.llvm.org/D89618