From: Richard Henderson <rth@redhat.com>
To: Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
Cc: gcc@gcc.gnu.org
Subject: Re: Problem in split_basic_block
Date: Thu, 07 Aug 2003 22:45:00 -0000 [thread overview]
Message-ID: <20030807213839.GG12906@redhat.com> (raw)
In-Reply-To: <10308072038.AA09411@vlsi1.ultra.nyu.edu>
On Thu, Aug 07, 2003 at 04:38:04PM -0400, Richard Kenner wrote:
> I'm pretty sure not: it's only HPUX that's using it. They are handling
> it the same way as VMS on Alpha.
Well, the thing is, they needn't set up the segments in any way
that's actually screwy. They *can* lay them out nicely sequential.
But if you don't use addp4, you wind up with extra sext insns all
the time. Unlike Alpha, there's no add instruction that sign (or
zero) extends from 32-bits.
None of my business, I guess.
r~
next prev parent reply other threads:[~2003-08-07 21:38 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-07 21:08 Richard Kenner
2003-08-07 22:45 ` Richard Henderson [this message]
-- strict thread matches above, loose matches on Subject: below --
2003-08-10 16:35 Richard Kenner
2003-08-08 23:53 Richard Kenner
2003-08-08 3:04 Richard Kenner
2003-08-10 8:06 ` Jim Wilson
2003-08-07 20:30 Richard Kenner
2003-08-07 19:30 Nathanael Nerode
2003-08-07 13:10 Richard Kenner
2003-08-07 7:01 Richard Kenner
2003-08-07 19:33 ` Geoff Keating
2003-08-07 5:32 Richard Kenner
2003-08-06 23:42 Richard Kenner
2003-08-06 23:47 ` Zack Weinberg
2003-08-06 23:56 ` Douglas B Rupp
2003-08-06 23:57 ` Zack Weinberg
2003-08-07 0:16 ` Douglas B Rupp
2003-08-07 0:40 ` Zack Weinberg
2003-08-06 23:57 ` Douglas B Rupp
2003-08-07 0:43 ` Zack Weinberg
2003-08-07 0:38 ` Douglas B Rupp
2003-08-07 1:05 ` Zack Weinberg
2003-08-07 20:59 ` Richard Henderson
2003-08-08 23:41 ` Richard Henderson
2003-09-01 13:18 ` Olivier Hainque
2003-08-01 23:07 Richard Kenner
2003-08-06 22:41 ` Richard Henderson
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