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From: Thorsten Glaser <tg@mirbsd.de>
To: musl@lists.openwall.com
Subject: Re: [musl] Re: Not sure how to debug this one.
Date: Sat, 17 Feb 2024 23:09:24 +0000 (UTC)	[thread overview]
Message-ID: <Pine.BSM.4.64L.2402172305090.9009@herc.mirbsd.org> (raw)
In-Reply-To: <ZdEo_58yYjO6wl8y@snips.stderr.spb.ru>

Valery Ushakov dixit:

>comments (*ugh*), but I *think* sigsetjmp clobbers caller's r8.
>
>r8 is callee saved.

Say, is there a handy list of which registers are preserved
or clobbered across function calls like the one for syscalls
from Linux man-pages’ syscall(2) for all arches?

I have indeed chased this same problem on unfamiliar arches
often enough as well…

bye,
//mirabilos
-- 
When he found out that the m68k port was in a pretty bad shape, he did
not, like many before him, shrug and move on; instead, he took it upon
himself to start compiling things, just so he could compile his shell.
How's that for dedication. -- Wouter, about my Debian/m68k revival

  reply	other threads:[~2024-02-17 23:18 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-17  1:48 [musl] " Rob Landley
2024-02-17  3:23 ` [musl] Re: [Toybox] " Mouse
2024-02-17 13:32   ` Rob Landley
2024-02-17 15:01     ` [musl] " Thorsten Glaser
2024-02-17 15:21     ` [musl] " Mouse
2024-02-17 17:02 ` [musl] " Rich Felker
2024-02-17 21:45 ` [musl] " Valery Ushakov
2024-02-17 23:09   ` Thorsten Glaser [this message]
2024-02-18 12:15     ` [musl] " Valery Ushakov
2024-02-18 22:51       ` [musl] " Thorsten Glaser
2024-02-18  1:34   ` Rich Felker
2024-02-18  1:40     ` Rich Felker
2024-02-18 12:55       ` Valery Ushakov
2024-02-18 14:33         ` Rich Felker
2024-02-18 15:06           ` Valery Ushakov
2024-02-18 20:33             ` Rich Felker
2024-02-19 11:00               ` Valery Ushakov
2024-02-19 17:54       ` Rob Landley
2024-02-19 23:05         ` Rich Felker
2024-02-18 12:47     ` Valery Ushakov
2024-02-19 13:12     ` Rob Landley

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