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Add aarch64 SIMD specialization #82

Merged
merged 3 commits into from
Oct 1, 2023
Merged

Add aarch64 SIMD specialization #82

merged 3 commits into from
Oct 1, 2023

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llogiq
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@llogiq llogiq commented Aug 27, 2023

I'm still without a good ARM CPU (but will hopefully get one, soon), but here's what I think should likely be the aarch64 intrinsics version of bytecount.

@Veedrac if you have a bit of time, I'd appreciate a review.

@llogiq llogiq requested a review from Veedrac August 27, 2023 00:08
@llogiq llogiq force-pushed the aarch64 branch 4 times, most recently from 7201a6f to c815bee Compare August 27, 2023 12:28
@llogiq
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llogiq commented Aug 27, 2023

There are still failing tests on aarch64. Notably the overflow_many tests fail for both count and num_chars. I'll look into that.

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Veedrac commented Sep 11, 2023

Am I good to wait for the tests to be fixed before reviewing, or would you prefer a review sooner?

@llogiq
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llogiq commented Sep 11, 2023

Yeah, I need to find a few hours. I think I know what's wrong, just need to fix things. I'll ping you.

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llogiq commented Sep 17, 2023

@Veedrac if all goes well, CI should be green soon. I've checked that perf matches the packed_simd variant on a M2 macbook and my mobile phone (using the bootstrap trick).

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llogiq commented Sep 23, 2023

@Veedrac CI is most certainly green. I'm tempted to just bump the version, push and publish it.

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llogiq commented Oct 1, 2023

I'm going to merge this now; it's fared well in all my tests, and if there's anything wrong, we can fix it in a followup PR.

@llogiq llogiq merged commit b375732 into master Oct 1, 2023
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@llogiq llogiq deleted the aarch64 branch October 1, 2023 12:16
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2 participants