2026-11-09 16:23 UTC
Replies (7)
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@tedmielczarek@mastodon.social 2026-11-09 16:25
@joe@f.duriansoftware.com /dev/nullptr
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@vyr@princess.industries 2026-11-09 16:38
@joe@f.duriansoftware.com "Failure-Oblivious Computing" kinda did that but it was with a modified compiler rather than modified ISA
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@harold@mastodon.gamedev.place 2026-11-09 16:41
@joe@f.duriansoftware.com do we get a NaT bit or are we really just trying to maximize the number of bugs triggered per nanosecond
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@justkwin@mastodon.scot 2026-11-09 18:03
@joe@f.duriansoftware.com Kinda like the hardware version of `objc_msgSend` (-:
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@gray17@mastodon.social 2026-11-09 20:46
@joe@f.duriansoftware.com NaNs are like this. it's fine until you want to find out where the NaN came from.
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@ghewgill@mastodon.nzoss.nz 2026-11-10 00:35
@joe@f.duriansoftware.com Are you copying from my work notebook? 🤨
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@ezhes_@mastodon.online 2026-11-12 23:25
@joe@f.duriansoftware.com you can get half way there with ARM SVE's non-faulting instructions. Loads which would produce a fault result in zeros. I don't think there are non-faulting stores though. https://arm.jonpalmisc.com/latest_aarch64/ldnf1d_z_p_bi