From: "Joseph S. Myers" <joseph@codesourcery.com>
To: Michael Eager <eager@eagercon.com>
Cc: Ross Ridge <rridge@csclub.uwaterloo.ca>, GCC <gcc@gcc.gnu.org>
Subject: Re: BITS_PER_UNIT larger than 8 -- word addressing
Date: Tue, 27 Nov 2007 19:00:00 -0000 [thread overview]
Message-ID: <Pine.LNX.4.64.0711271808591.12573@digraph.polyomino.org.uk> (raw)
In-Reply-To: <474C5B13.201@eagercon.com>
On Tue, 27 Nov 2007, Michael Eager wrote:
> I think that there is a pervasive understanding that SImode is
> single precision integer, 32-bits long.
Only among contributors not considering non-8-bit bytes. SImode is 4
times QImode, 4*BITS_PER_UNIT bits, and may not exist (or at least not be
particularly usable, much like the limitations on TImode on 32-bit
targets) with large BITS_PER_UNIT.
--
Joseph S. Myers
joseph@codesourcery.com
next prev parent reply other threads:[~2007-11-27 18:11 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-27 12:39 Ross Ridge
2007-11-27 13:47 ` Michael Eager
2007-11-27 13:56 ` Richard Sandiford
2007-11-27 16:30 ` Joseph S. Myers
2007-11-27 18:47 ` Michael Eager
2007-11-27 19:00 ` Joseph S. Myers [this message]
2007-11-27 19:51 ` Michael Eager
2007-12-01 0:56 ` Michael Eager
2007-12-01 1:32 ` Joseph S. Myers
-- strict thread matches above, loose matches on Subject: below --
2007-12-05 20:08 Boris Boesler
2007-12-05 21:32 ` Ian Lance Taylor
2007-11-27 9:27 Michael Eager
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