[PATCH] D94395: [X86] AMD Znver3 Scheduler descriptions and llvm-mca tests

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.

In D94395#2589402 <https://reviews.llvm.org/D94395#2589402>, @GGanesh wrote:

> We have started working on the libpfm patch. We are working on getting it posted very soon! Hopefully, once that is in place, we will be able to measure these numbers in znver3 hardware and correct accordingly.

Given that the later znver models are very similar to znver1 you might make faster progress by fixing the znver1 model first and copying those fixes down to znver2/znver3. But getting the zen2/zen3 libpfm support fixed upstream would be very useful as well.


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