[PATCH] D113885: [MachineCSE] Use isAsCheapAsAMove in TargetInstrInfo

[wangpc via Phabricator via llvm-commits]

pcwang-thead added a comment.

In D113885#3131136 <https://reviews.llvm.org/D113885#3131136>, @lkail wrote:

> IIUC, this shouldn't be an NFC change, please provide test cases.

I haven't found any cases, but I think it's obvious we should use the target dependent one.

The default implementation of `TargetInstrInfo.isAsCheapAsAMove` is just a call to `MachineInstr.isAsCheapAsAMove`, but targets for different archs may override it.


Repository:
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  https://reviews.llvm.org/D113885/new/

https://reviews.llvm.org/D113885