From: Brian Inglis <Brian.Inglis@SystematicSw.ab.ca>
To: newlib@sourceware.org
Subject: Re: gcc 11.1.0: printf("%.43f\n", 0x1.52f8a8e32e982p-140): printed value is incorrectly rounded
Date: Thu, 4 Nov 2021 15:28:12 -0600 [thread overview]
Message-ID: <6b742e91-5a56-8a4d-c9a5-b33d2b33bb66@SystematicSw.ab.ca> (raw)
In-Reply-To: <874k8rvm49.fsf@keithp.com>
On 2021-11-04 11:58, Keith Packard wrote:
> Dave Nadler <drn@nadler.com> writes:
>
>> Keith, this Ryū implementation also removes use of malloc in FP
>> conversion right?
>> That would solve lots of problems in the embedded world.
>> Thanks,
>> Best Regards, Dave
>
> Yes. This is why picolibc uses this code (picolibc also removes malloc
> in the rest of stdio).
Keith,
I believe the implementation uses tables: that could be an issue in the
embedded world; can you comment on the table space required for 32, 64,
128 bits?
--
Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada
This email may be disturbing to some readers as it contains
too much technical detail. Reader discretion is advised.
[Data in binary units and prefixes, physical quantities in SI.]
next prev parent reply other threads:[~2021-11-04 21:28 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAL9Mx1uMOz2wfqbMpD_xfA=D9JkpFzVz6AR_DKHK34AvrGOP6w@mail.gmail.com>
2021-11-03 21:26 ` Fwd: " Pavel M
2021-11-04 12:24 ` Corinna Vinschen
2021-11-04 16:48 ` Keith Packard
2021-11-04 17:27 ` Dave Nadler
2021-11-04 17:58 ` Keith Packard
2021-11-04 21:28 ` Brian Inglis [this message]
2021-11-05 2:54 ` Keith Packard
2021-11-05 16:00 ` Steven Abner
2021-11-06 12:06 ` Steven Abner
2021-11-06 23:25 ` Steven Abner
2021-11-08 9:57 ` Corinna Vinschen
2021-11-04 20:57 ` Corinna Vinschen
2021-11-28 7:43 ` Takashi Yano
2021-11-28 12:38 ` Takashi Yano
2021-11-28 13:16 ` Takashi Yano
2021-11-29 10:56 ` Takashi Yano
2021-11-29 14:24 ` Takashi Yano
2021-11-29 15:55 ` Corinna Vinschen
2021-11-30 10:51 ` Takashi Yano
2021-11-30 15:09 ` Corinna Vinschen
2021-11-30 20:38 ` Takashi Yano
2021-11-30 21:17 ` Takashi Yano
2021-12-06 9:53 ` Corinna Vinschen
2021-12-06 10:26 ` Takashi Yano
2021-12-01 12:05 ` Takashi Yano
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