[PATCH] D140537: SIInsertWait: Skip tied source of d16 buffer instruction

Jay Foad via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Dec 22 03:40:45 PST 2022


foad added inline comments.


================
Comment at: llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp:1181
+
+        // D16 buffer instructions does not actually read the tied source
+        // operand, so we can skip the source operand.
----------------
Should we do the same thing for _d16 DS, FLAT, SCRATCH and GLOBAL instructions?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140537/new/

https://reviews.llvm.org/D140537



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