[PATCH] D103695: [WIP][RFC][Utils] Helper script to check sanity of cost tables vs scheduler models

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added a comment.

In D103695#2798852 <https://reviews.llvm.org/D103695#2798852>, @RKSimon wrote:

> I'm happy to resurrect D46276 <https://reviews.llvm.org/D46276> someday, but until we actually have accurate, well maintained/tested models for a broad range of CPUs (for instance anything that shows up on https://store.steampowered.com/hwsurvey) we can't rely on them.

Clarification: i was *NOT* talking about just auto generating the generic cost-model as worst-case over all the models we have,
but about having full custom cost models for specific, hand-picked sched models.


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