The Unix Heritage Society mailing list
 help / color / mirror / Atom feed
From: rosenfeld@grumpf.hope-2000.org (Hans Rosenfeld)
Subject: [TUHS] Having trouble with V6 source code
Date: Mon, 2 Oct 2006 14:50:49 +0200	[thread overview]
Message-ID: <20061002125049.GA1092@grumpf.hope-2000.org> (raw)
In-Reply-To: <2051ec920610012344p65949993q9b63a4497446a3e2@mail.gmail.com>

On Mon, Oct 02, 2006 at 09:44:58AM +0300, jigsaw wrote:
> But before I went far I was stopped by m40.s
> 0636: mov $USIZE-1/<8|6, (r1)+

In my printed copy it is a \<, not a /<

> What does the slash "/" stand for?

/ would start a comment

> I guess this line should be
> mov $USIZE-1<<8|6, (r1)+

I don't know for sure, but I doubt that the assembler will understand
this C syntax. 

This piece of code is commented on page 6-2:

'The value 007406 is obtained by shifting the octal value 017 eight
places to the left and then "or"ing in the value of 6;'



-- 
%SYSTEM-F-ANARCHISM, The operating system has been overthrown



  reply	other threads:[~2006-10-02 12:50 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-02  6:44 jigsaw
2006-10-02 12:50 ` Hans Rosenfeld [this message]
2006-10-02 12:59   ` jigsaw
2006-10-02 14:22 Jose R Valverde
2006-10-02 15:24 ` jigsaw
2006-10-02 14:24 Jose R Valverde
2006-10-03 12:25 Wolfgang Helbig

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20061002125049.GA1092@grumpf.hope-2000.org \
    --to=rosenfeld@grumpf.hope-2000.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).