From: Peter Barada <peter@the-baradas.com>
To: tm_gccmail@kloo.net
Cc: stevenb@suse.de, weigand@i1.informatik.uni-erlangen.de, gcc@gcc.gnu.org
Subject: Re: Question about constraints and reload
Date: Tue, 28 Sep 2004 11:07:00 -0000 [thread overview]
Message-ID: <20040928001249.B53DD990F2@baradas.org> (raw)
In-Reply-To: <Pine.LNX.4.21.0409270507550.27895-100000@mail.kloo.net> (tm_gccmail@kloo.net)
>We really needs a target-dependent hook to allow reordering of the stack
>slots before any code is generated. We did this as a Renesas project, and
>saw a significant performance improvement on the SH; it should also help
>MIPS16/Thumb signification, and even Alpha/PPC/MIPS targets if somebody
>allocates a 32k array at the bottom of the stack.
M68000/Coldfire gets a benifit from this as well since they can only
do signed 16 bit offset addressing from the frame/stack pointer.
--
Peter Barada
peter@the-baradas.com
next prev parent reply other threads:[~2004-09-28 0:12 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-25 16:39 Ulrich Weigand
2004-09-25 17:50 ` Steven Bosscher
2004-09-25 18:52 ` Ulrich Weigand
2004-09-25 18:55 ` Steven Bosscher
2004-09-25 21:05 ` Ulrich Weigand
2004-09-27 15:12 ` tm_gccmail
2004-09-27 18:19 ` tm_gccmail
2004-09-28 11:07 ` Peter Barada [this message]
2004-09-28 11:40 ` Ulrich Weigand
-- strict thread matches above, loose matches on Subject: below --
2004-09-25 22:21 Richard Kenner
2004-09-25 15:51 Steven Bosscher
2004-09-27 3:15 ` Geoffrey Keating
2004-09-27 5:05 ` Andrew Pinski
2004-09-27 11:56 ` Geoff Keating
2004-09-27 12:04 ` Geoff Keating
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