[PATCH] D129207: [X86] isTargetShuffleEquivalent - attempt to match SM_SentinelZero shuffle mask elements using known bits

[Amaury SECHET via Phabricator via llvm-commits]

deadalnix added inline comments.


================
Comment at: llvm/lib/Target/X86/X86ISelLowering.cpp:11795
+      SDValue ExpectedV = ExpectedIdx < Size ? V1 : V2;
+      if (ExpectedV && ExpectedV.getValueType().getVectorNumElements() == Size) {
+        int BitIdx = ExpectedIdx < Size ? ExpectedIdx : (ExpectedIdx - Size);
----------------
signed/unsigned comparison.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D129207/new/

https://reviews.llvm.org/D129207