Re: [Tinycc-devel] aarch64: subnormal double to long double conversion bug

[Christian JULLIEN]

I tested latest patches on Rpi Fedora 32 (aarch64) and I confirm it now pass all mpfr tests on this platform.

Many thanks.

C.

Le : 16 juillet 2020 à 02:13 (GMT +02:00)
De : "Vincent Lefevre" <vincent@vinc17.net>
À : "tinycc-devel@nongnu.org" <tinycc-devel@nongnu.org>
Objet : Re: [Tinycc-devel] aarch64: subnormal double to long double conversion bug


On 2020-07-15 23:15:59 +0200, Michael Matz wrote:
> Hello,
>
> On Wed, 15 Jul 2020, Vincent Lefevre wrote:
>
> > With TCC mob on aarch64, the double to long double conversion
> > is buggy on subnormal values. This makes a MPFR test fail
> > (reported by Christian Jullien).
>
> Thanks for the report, it was indeed unhandled in the support routines. I
> fixed this in mob for riscv64, but the routines are shared with aarch64 so
> it's likely also fixed there, please check.

Thanks. Everything is fine now.

--
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)

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