[PATCH] D89703: [SVE][ValueTracking] Clarify TypeSize comparisons in llvm/lib/Transforms

David Sherwood via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Oct 19 08:37:05 PDT 2020


david-arm added inline comments.


================
Comment at: llvm/lib/Transforms/Utils/ScalarEvolutionExpander.cpp:2023
         return RHS->getType()->isIntegerTy() && !LHS->getType()->isIntegerTy();
-      return RHS->getType()->getPrimitiveSizeInBits() <
-             LHS->getType()->getPrimitiveSizeInBits();
+      return TypeSize::isKnownLT(RHS->getType()->getPrimitiveSizeInBits(),
+                                 LHS->getType()->getPrimitiveSizeInBits());
----------------
I think it's safe to use getFixedSize() here instead of TypeSize::isKnownLT because we know from the checks just above that these types must be integer types.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D89703/new/

https://reviews.llvm.org/D89703



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