From: enh <enh@google.com>
To: enh <enh@google.com>,
musl@lists.openwall.com, vincenzo.innocente@cern.ch,
riemannic@gmail.com
Subject: Re: [musl] Accuracy of Mathematical Functions
Date: Fri, 22 Sep 2023 11:04:08 -0700 [thread overview]
Message-ID: <CAJgzZorRPaBn9BZZMMDmf7vU-+p64BBfzJQwOvKpN6WEdATwWg@mail.gmail.com> (raw)
In-Reply-To: <20230922064410.GB1427497@port70.net>
oh, interesting... i see a lot of the files in the arm directory have
freebsd in the name but, yes, even there the majority seems to be
home-grown code.
On Thu, Sep 21, 2023 at 11:44 PM Szabolcs Nagy <nsz@port70.net> wrote:
>
> * enh <enh@google.com> [2023-09-21 09:30:10 -0700]:
> > isn't Apple's libm (like Android's) largely the FreeBSD libm? are the
> > Apple vs FreeBSD differences you found really FreeBSD/arm64 vs
> > FreeBSD/x86-64 differences? (or differences between older and newer
> > FreeBSD libms?)
>
> freebsd is mostly c so behaves the same on x86 and arm
> (fma usage can be different but that's about it)
>
> in the apple libm neither x86 nor arm version looks freebsd based
> (and this is old, they likely updated it for aarch64)
>
> https://opensource.apple.com/source/Libm/Libm-2026/Source/
>
next prev parent reply other threads:[~2023-09-22 18:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-21 7:30 Paul Zimmermann
2023-09-21 16:30 ` enh
2023-09-22 6:44 ` Szabolcs Nagy
2023-09-22 18:04 ` enh [this message]
-- strict thread matches above, loose matches on Subject: below --
2023-02-14 8:16 Paul Zimmermann
2022-08-29 10:59 Paul Zimmermann
2021-09-07 15:02 [musl] accuracy of mathematical functions Paul Zimmermann
2021-08-03 8:36 Paul Zimmermann
2021-08-03 12:56 ` Morten Welinder
2021-02-05 10:48 Paul Zimmermann
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