From: Giorgos Keramidas <keramida@freebsd.org>
To: Ulrich Mueller <ulm@gentoo.org>
Cc: Chong Yidong <cyd@stupidchicken.com>,
Dan Nicolaescu <dann@ics.uci.edu>,
emacs-devel@gnu.org
Subject: Re: configure.in support for FreeBSD ia64/sparc64/powerpc
Date: Tue, 30 Dec 2008 22:55:39 +0200 [thread overview]
Message-ID: <87eizp4c38.fsf@kobe.laptop> (raw)
In-Reply-To: <18778.6046.195093.648725@a1ihome1.kph.uni-mainz.de> (Ulrich Mueller's message of "Tue, 30 Dec 2008 13:44:14 +0100")
On Tue, 30 Dec 2008 13:44:14 +0100, Ulrich Mueller <ulm@gentoo.org> wrote:
>>>>>> On Mon, 29 Dec 2008, Dan Nicolaescu wrote:
>> Or it's a question of FreeBSD not providing an implementation for
>> the "ta 3" trap?
>
> Probably _because_ it is available in hardware and therefore not
> needed? Or, look what other programs like GCC do (in sparc.md):
>
> ;; Special trap insn to flush register windows.
> (define_insn "flush_register_windows"
> [(unspec_volatile [(const_int 0)] UNSPECV_FLUSHW)]
> ""
> { return TARGET_V9 ? "flushw" : "ta\t3"; }
> [(set_attr "type" "flushw")])
>
> No test for the OS here. Similar code can be found in the Boehm-GC or
> in libjava.
>
> But this discussion is moot. Could you please commit the patch with
> the test in the form "defined (__sparc64__) && defined (__FreeBSD__)"
> at least, so that FreeBSD and Gentoo can get rid of their local patch?
That would be fine by me. One less local patch to maintain :)
prev parent reply other threads:[~2008-12-30 20:55 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-03 21:45 configure.in support for FreeBSD ia64/sparc64/powerpc Giorgos Keramidas
2006-11-04 3:28 ` Chong Yidong
2006-11-06 14:10 ` Giorgos Keramidas
2008-12-19 13:51 ` Ulrich Mueller
2008-12-19 17:16 ` Dan Nicolaescu
2008-12-19 18:10 ` Ulrich Mueller
2008-12-19 19:51 ` Giorgos Keramidas
2009-01-22 11:10 ` Ulrich Mueller
2009-01-23 3:31 ` Giorgos Keramidas
2009-01-23 4:39 ` Chong Yidong
2009-01-23 5:42 ` Giorgos Keramidas
2009-02-05 6:37 ` Ulrich Mueller
2009-02-05 13:55 ` Chong Yidong
2009-02-05 14:17 ` Giorgos Keramidas
2009-02-05 14:20 ` Dan Nicolaescu
2009-02-05 15:30 ` Chong Yidong
2009-02-05 15:31 ` Dan Nicolaescu
2009-02-05 16:01 ` Ulrich Mueller
2008-12-21 8:24 ` Ulrich Mueller
2008-12-29 19:42 ` Ulrich Mueller
2008-12-29 19:54 ` Dan Nicolaescu
2008-12-29 20:20 ` Ulrich Mueller
2008-12-29 20:39 ` Dan Nicolaescu
2008-12-29 21:19 ` Ulrich Mueller
2008-12-29 21:41 ` Giorgos Keramidas
2008-12-29 22:06 ` Dan Nicolaescu
2008-12-29 22:36 ` Giorgos Keramidas
2008-12-29 23:03 ` Ulrich Mueller
2008-12-30 3:47 ` Dan Nicolaescu
2008-12-30 12:44 ` Ulrich Mueller
2008-12-30 20:55 ` Giorgos Keramidas [this message]
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