[SLP][NFC]prepare isUndefVector function to be used for differently
authorAlexey Bataev <a.bataev@outlook.com>
Thu, 8 Dec 2022 21:32:25 +0000 (13:32 -0800)
committerAlexey Bataev <a.bataev@outlook.com>
Fri, 9 Dec 2022 12:14:16 +0000 (04:14 -0800)
commitf4c6d7b8136eb58f9b88a9565e9c3fbc6c0d463b
tree20a623939b131f2e267fc1abe6708b1ee04ba057
parentbf6e65516223586180d4082735b706bd4602ba11
[SLP][NFC]prepare isUndefVector function to be used for differently
sized vectors as shuffle masks, NFC.

Use use-mask instead of actual mask to speed up the process and make it
possible to use for the cases where the mask is used for vector
resizing.
llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp