From: "Joel Soete" <soete.joel@tiscali.be>
To: "Randolph Chung" <randolph@tausq.org>
Cc: John David Anglin <dave@hiauly1.hia.nrc.ca>,
parisc-linux@lists.parisc-linux.org
Subject: Re: [parisc-linux] c3k panics
Date: Wed, 1 Jun 2005 15:11:55 +0200 [thread overview]
Message-ID: <4282FEEC00007CF4@mail-2-bnl.tiscali.it> (raw)
In-Reply-To: <20050531062619.GI3050@tausq.org>
>
>
> > Ok clear but still confused why 32bit branch doesn't nullify the insn=
> > in delay slot like did 64bit?
>
> it's a bug, but fortunately that copy of the fixup_branch macro (in
> syscall.S) isn't actually used ;-) I'll remove it.
>
mmm, it seems that I am ongoing to become blind (to miss that ?)
ah no this the night (no idea where stand this dmaned bug) but I was just=
blind by a pocket torch thinking it would be a star :_(
> > btw one more thing confusing me: the third fixup_branch macro definit=
ion
> > in lusercopy.S:
> > [snip]
> > .macro fixup_branch,lbl
> > ldil L%\lbl, %r1
> > ldo R%\lbl(%r1), %r1
> > bv %r0(%r1)
> > .endm
> >
> > This time just bv not bv,n ?
>
> Yes, if you look at where the macro is used you will see that there is
> an instruction in the delay slot for the branch that should be executed=
.
>
Cool :-)
Thanks,
Joel
_______________________________________________
parisc-linux mailing list
parisc-linux@lists.parisc-linux.org
http://lists.parisc-linux.org/mailman/listinfo/parisc-linux
next prev parent reply other threads:[~2005-06-01 13:11 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-31 5:41 [parisc-linux] c3k panics Joel Soete
2005-05-31 6:26 ` Randolph Chung
2005-06-01 13:11 ` Joel Soete [this message]
2005-06-01 13:55 ` John David Anglin
2005-06-05 19:15 ` Some other cleanup [Was: [parisc-linux] c3k panics] Joel Soete
-- strict thread matches above, loose matches on Subject: below --
2005-06-01 15:05 [parisc-linux] c3k panics Joel Soete
[not found] <429A0B7C.3020003@tiscali.be>
2005-05-29 20:49 ` John David Anglin
2005-05-29 1:41 John David Anglin
2005-05-29 1:50 ` John David Anglin
2005-05-29 22:08 ` Carlos O'Donell
2005-05-29 23:39 ` John David Anglin
2005-05-29 10:32 ` Joel Soete
2005-05-29 17:15 ` Joel Soete
2005-05-30 1:13 ` Randolph Chung
2005-06-01 14:04 ` Joel Soete
2005-05-29 17:45 ` John David Anglin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4282FEEC00007CF4@mail-2-bnl.tiscali.it \
--to=soete.joel@tiscali.be \
--cc=dave@hiauly1.hia.nrc.ca \
--cc=parisc-linux@lists.parisc-linux.org \
--cc=randolph@tausq.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox