[llvm-branch-commits] [CodeGen] Add 2 subtarget hooks canLowerToZeroCycleReg[Move|Zeroing] (PR #148428)

[Tomer Shafir via llvm-branch-commits]

tomershafir wrote:

This is part of a patch series:

* https://github.com/llvm/llvm-project/pull/148430
* https://github.com/llvm/llvm-project/pull/148429
* https://github.com/llvm/llvm-project/pull/148428
* https://github.com/llvm/llvm-project/pull/148427

https://github.com/llvm/llvm-project/pull/148428