From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: Kyle McMartin <kyle@mcmartin.ca>
Cc: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>,
Mike Frysinger <vapier@gentoo.org>,
linux-man <linux-man@vger.kernel.org>,
Kyle McMartin <kyle@infradead.org>, Helge Deller <deller@gmx.de>,
"James E.J. Bottomley" <jejb@parisc-linux.org>,
linux-parisc@vger.kernel.org
Subject: Re: [PATCH] man2 : syscall.2 : document syscall calling conventions
Date: Sun, 07 Apr 2013 07:56:49 -0700 [thread overview]
Message-ID: <1365346609.1992.10.camel@dabdike> (raw)
In-Reply-To: <20130407135514.GW12938@bombadil.infradead.org>
On Sun, 2013-04-07 at 09:55 -0400, Kyle McMartin wrote:
> On Sun, Apr 07, 2013 at 12:00:50PM +0200, Michael Kerrisk (man-pages) wrote:
> > [Adding a few people to CC who may be able to help with Mike's doubts
> > on PA-RISC; folks, if any of you could have a quick look at the parisc
> > piece below, that would be helpful]
> >
>
> The syscall number is in %r20, everything else looks correct. The
> returned value is in %r28 and the args are %r26 through %r21.
Actually, that's not quite correct. on 64 bits it's arg1-8 are %r26-%
r19 but on 32 the convention is that arg1-arg4 are %r26-%r23 and the
rest on stack. We can also do register pair combining on 32 bits for a
64 bit argument.
Our register use is documented in
Documentation/parisc/registers
James
next prev parent reply other threads:[~2013-04-07 14:56 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-27 5:11 [PATCH] man2 : syscall.2 : add notes ch0.han-Hm3cg6mZ9cc
[not found] ` <1364361092-5948-1-git-send-email-ch0.han-Hm3cg6mZ9cc@public.gmane.org>
2013-03-27 7:53 ` (unknown), Changhee Han
2013-03-27 8:25 ` [PATCH v2] man2 : syscall.2 : add notes Changhee Han
2013-03-28 9:37 ` [PATCH] " Michael Kerrisk (man-pages)
2013-04-01 5:33 ` Changhee Han
[not found] ` <1364794429-20477-1-git-send-email-ch0.han-Hm3cg6mZ9cc@public.gmane.org>
2013-04-01 6:13 ` Mike Frysinger
[not found] ` <201304010213.06056.vapier-aBrp7R+bbdUdnm+yROfE0A@public.gmane.org>
2013-04-01 6:22 ` Michael Kerrisk (man-pages)
[not found] ` <CAKgNAki_8bOsuKTJLx3iMLeSvVXHo0bZf8zSUQ08RR7+D33xgQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-01 7:19 ` Mike Frysinger
[not found] ` <201304010319.45019.vapier-aBrp7R+bbdUdnm+yROfE0A@public.gmane.org>
2013-04-01 7:36 ` Michael Kerrisk (man-pages)
[not found] ` <CAKgNAkhBASGvXGfdBSjpGaMuxoJofcQvZQrX3a=uxbcKQnXOAQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-01 8:29 ` Mike Frysinger
[not found] ` <201304010429.45737.vapier-aBrp7R+bbdUdnm+yROfE0A@public.gmane.org>
2013-04-01 9:29 ` Michael Kerrisk (man-pages)
[not found] ` <CAKgNAkij3zDwakWvcRkRbknmV2Hpt4HWfH4uVqmxp+7gQek-2g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-01 10:32 ` Mike Frysinger
[not found] ` <201304010632.41520.vapier-aBrp7R+bbdUdnm+yROfE0A@public.gmane.org>
2013-04-02 6:54 ` Michael Kerrisk (man-pages)
[not found] ` <CAKgNAkgG2kdCC1tyZQkYU7O_nP7RB8VoCmx6eb8FcudU1s6RgA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-02 23:17 ` [PATCH] man2 : syscall.2 : document syscall calling conventions Mike Frysinger
2013-04-07 10:00 ` Michael Kerrisk (man-pages)
2013-04-07 13:55 ` Kyle McMartin
2013-04-07 14:56 ` James Bottomley [this message]
2013-04-07 15:11 ` Kyle McMartin
[not found] ` <20130407151134.GX12938-PfSpb0PWhxZc2C7mugBRk2EX/6BAtgUQ@public.gmane.org>
2013-04-07 15:38 ` James Bottomley
2013-04-08 9:18 ` Michael Kerrisk (man-pages)
[not found] ` <20130407135514.GW12938-PfSpb0PWhxZc2C7mugBRk2EX/6BAtgUQ@public.gmane.org>
2013-04-07 18:39 ` Mike Frysinger
2013-04-07 18:48 ` John David Anglin
[not found] ` <BLU0-SMTP986B123D17DB8B88214F797C40-MsuGFMq8XAE@public.gmane.org>
2013-04-08 9:20 ` Michael Kerrisk (man-pages)
2013-04-08 9:20 ` Michael Kerrisk (man-pages)
[not found] ` <CAKgNAkhv6tovvnucoofDR-eOe4H7xeFZDam9+iaVVndEqbuoXg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-12 1:40 ` Mike Frysinger
[not found] ` <201304112140.18506.vapier-aBrp7R+bbdUdnm+yROfE0A@public.gmane.org>
2013-04-16 6:01 ` Michael Kerrisk (man-pages)
2013-04-12 1:55 ` Mike Frysinger
[not found] ` <201304112155.46349.vapier-aBrp7R+bbdUdnm+yROfE0A@public.gmane.org>
2013-04-12 2:34 ` John David Anglin
2013-04-12 3:38 ` Mike Frysinger
2013-04-12 4:45 ` James Bottomley
2013-04-12 12:17 ` John David Anglin
2013-04-12 18:45 ` Mike Frysinger
2013-04-12 19:14 ` James Bottomley
2013-04-12 19:46 ` Mike Frysinger
2013-04-12 20:25 ` James Bottomley
2013-04-12 14:01 ` Kyle McMartin
[not found] ` <CAKgNAkgODPSWSeA8ZymiAjFBqSAZQMtQe9GW84Y6QHdFEc9S-w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-07 18:43 ` Mike Frysinger
2013-04-01 8:37 ` [PATCH] man2 : syscall.2 : add notes Mike Frysinger
[not found] ` <201304010437.52901.vapier-aBrp7R+bbdUdnm+yROfE0A@public.gmane.org>
2013-04-01 9:30 ` Michael Kerrisk (man-pages)
[not found] ` <CAKgNAkit-qRPErHDzGEJ_yedA+O97bFxDsqWJMZOhCZ9DPvOtw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-01 10:09 ` Mike Frysinger
2013-04-01 7:05 ` Fw : Re : " 한창희
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