[PATCH] D122477: [X86][tablgen] Consider the mnemonic when auto-generating memory folding table

Kan Shengchen via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Mar 25 22:43:02 PDT 2022


skan added a comment.

In D122477#3409416 <https://reviews.llvm.org/D122477#3409416>, @craig.topper wrote:

> In D122477#3409403 <https://reviews.llvm.org/D122477#3409403>, @skan wrote:
>
>> In D122477#3409372 <https://reviews.llvm.org/D122477#3409372>, @craig.topper wrote:
>>
>>> Do you intend to replace the other cases that use NotMemoryFoldable in the .td file which was how we used to fix this issue. See the multiple cases already in X86InstrVMX.td
>>
>> I can see you added them in https://reviews.llvm.org/rG66572df76eb9acf5c6b84c573541065cb29ce2ff
>> I think most of `NotMemoryFoldable` can be saved by checking the `SchedRW` is not `WriteNop` or `WriteSystem`. Do you mind I do it in another NFC patch?
>
> As I said I was primarily asking about the ones in X86InstrVMX.td that are the exact same issue as VMXON and SENDUIPI. I just want us to solve the same problems in the same way.

Okay, I will update the patch soon.


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