[PATCH] D141576: [CodeGen] Prevent overlapping subregs in getCoveringSubRegIndexes

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: llvm/lib/CodeGen/TargetRegisterInfo.cpp:576
+      // in copy bundles (= bundle contains copies that write to the
+      // same memory location(s)).
+      if ((SubRegMask & ~LanesLeft).any())
----------------
this isn't memory


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D141576/new/

https://reviews.llvm.org/D141576