[PATCH] D106929: [AArch64][SVE][InstCombine] Unpack of a splat vector

Paul Walker via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jul 30 04:14:40 PDT 2021


paulwalker-arm added inline comments.


================
Comment at: llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp:796
+        Builder.CreateIntCast(ScalarArg, RetTy->getScalarType(), IsSigned);
+    Value *NewVal = getScalableSplat(ScalarArg, RetNumElements, Builder);
+    NewVal->takeName(&II);
----------------
Can this use `Builder.CreateVectorSplat`? or is `getScalableSplat` doing something special? 


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D106929/new/

https://reviews.llvm.org/D106929



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