[llvm] [LV] Implement integer part of VPDerivedIV cost model (PR #198252)

[Paul Walker via llvm-commits]

https://github.com/paulwalker-arm approved this pull request.

I cannot really gauge the performance impact but the intent seems logical and the implementation is consistent with expandVPDerivedIV.

https://github.com/llvm/llvm-project/pull/198252