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From: Simon Wright <simon@pushface.org>
Subject: Re: How do you bitwise operations in Ada '83 and '95
Date: Thu, 20 Jul 2006 23:09:34 +0100
Date: 2006-07-20T23:09:34+01:00	[thread overview]
Message-ID: <m2k668gc81.fsf@grendel.local> (raw)
In-Reply-To: xMqdnQjpNPbQRiLZnZ2dnUVZ_tqdnZ2d@comcast.com

tmoran@acm.org writes:

>    Ada is designed to be highly readable and to aid in creating
> correct programs.  Surely a record rep clause, and then simple usage
> of its components, is more readable, and more likely to be correct,
> and even more likely to generate optimized code, than source code
> littered with complex arithmetic expressions.

Unless you are concerned with endian-independence, of course, when the
rep clause becomes highly incomprehensible. I have a feeling that
shift&mask ends up more understandable and reviewable.



  reply	other threads:[~2006-07-20 22:09 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <8B57A49E-38E9-44DC-9B4A-A3F69E058A97@amado-alves.info>
2006-07-20  9:39 ` Fwd: How do you bitwise operations in Ada '83 and '95 Marius Amado-Alves
2006-07-20 17:54   ` tmoran
2006-07-20 18:30     ` Marius Amado-Alves
2006-07-20 19:36       ` tmoran
2006-07-20 22:09         ` Simon Wright [this message]
2006-07-21 10:07           ` Stephen Leake
2006-07-21 19:09             ` Simon Wright
2006-07-21 19:45               ` tmoran
2006-07-23 15:59               ` Stephen Leake
2006-07-24  6:08                 ` Simon Wright
     [not found] <CD6E3BB8-52D2-4EED-A790-0184FE56A99A@amado-alves.info>
2006-07-20 20:41 ` Marius Amado-Alves
2006-07-20 23:13   ` Randy Brukardt
2006-07-21  5:38     ` Marius Amado-Alves
2006-07-21 22:09       ` Randy Brukardt
     [not found] <BFF12262-F906-4F9A-B867-D0373609F038@amado-alves.info>
2006-07-20 16:40 ` Marius Amado-Alves
     [not found] <9315684D-C216-4EDA-8852-0A6BD4C275B0@amado-alves.info>
2006-07-19 22:30 ` Marius Amado-Alves
2006-07-20  7:40   ` Georg Bauhaus
2006-07-20  9:29     ` Colin Paul Gloster
2006-07-20 12:31       ` Georg Bauhaus
2006-07-20 13:08         ` Colin Paul Gloster
2006-07-20 13:29           ` Marius Amado-Alves
2006-07-20 13:49           ` Georg Bauhaus
2006-07-21  5:23             ` Colin Paul Gloster
2006-07-21  8:00               ` Georg Bauhaus
2006-07-20  9:03   ` Stephen Leake
2006-07-20  9:38     ` Marius Amado-Alves
2006-07-21  9:53       ` Stephen Leake
2006-07-20 11:31     ` Dmitry A. Kazakov
2006-07-20 13:18       ` Marius Amado-Alves
2006-07-21  9:58       ` Stephen Leake
2006-07-21 12:09         ` Dmitry A. Kazakov
2006-07-21 19:03           ` Simon Wright
2006-07-22  8:32             ` Dmitry A. Kazakov
2006-07-22  8:57               ` Simon Wright
2006-07-22 10:52               ` Georg Bauhaus
2006-07-22 13:31                 ` Dmitry A. Kazakov
     [not found] <1153244316.853254.291560@m79g2000cwm.googlegroups.com>
2006-07-18 18:45 ` Robert A Duff
2006-07-18 18:53 ` jimmaureenrogers
2006-07-18 19:22   ` Jeffrey R. Carter
2006-07-18 21:32     ` jimmaureenrogers
2006-07-19  0:40       ` Jeffrey R. Carter
2006-07-19  3:55         ` jimmaureenrogers
2006-07-19  4:37           ` Jeffrey R. Carter
2006-07-19 13:05             ` jimmaureenrogers
2006-07-19 19:43               ` Jeffrey R. Carter
     [not found]             ` <1153313832.389434.144930@s13g2000cwa.googlegroups.com>
2006-07-19 13:55               ` Georg Bauhaus
2006-07-19 14:20               ` Robert A Duff
2006-07-19 19:30               ` Jeffrey R. Carter
2006-07-19 14:41             ` Robert A Duff
2006-07-18 19:21 ` Jeffrey R. Carter
2006-07-19  3:01 ` tmoran
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