[PATCH] D86952: [MIRVRegNamer] MachineInstr StableHashing.
Puyan Lotfi via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Sep 3 10:06:12 PDT 2020
plotfi added a comment.
In D86952#2254859 <https://reviews.llvm.org/D86952#2254859>, @paquette wrote:
> Is there any way to test the hash itself on certain instructions?
>
> e.g. verify that two instructions with different address spaces get a different hash?
I think most of the tests where I added the -mir-vreg-namer-use-stable-hash line are checking for that. For instance the `; CHECK-NEXT: %bb0_{{[0-9]+}}__1:` lines pretty much ensure that the `__1` is there, which means there was not more than one collision.
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https://reviews.llvm.org/D86952/new/
https://reviews.llvm.org/D86952
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