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Re: Pointless Nostalgia: System Service Dispatching

Newsgroups comp.os.vms
Subject Re: Pointless Nostalgia: System Service Dispatching
References (4 earlier) <00B0B657.24DF3378@SendSpamHere.ORG> <nl3r1k$f2f$1@Iltempo.Update.UU.SE> <00B0B66F.E33DC123@SendSpamHere.ORG> <00B0B6FD.93802360@SendSpamHere.ORG> <00B0B803.8FB98ACE@SendSpamHere.ORG>
From VAXman- @SendSpamHere.ORG
Message-ID <00B0B95E.8587E69D@SendSpamHere.ORG> (permalink)
Organization c.2016 Brian Schenkenberger. Prior employers of copyright holder and their agents must first obtain written permission to copy this posting.
Date 2016-07-04 13:25 +0000

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In article <c9780fa2-9b98-495a-afbd-f3f07ef10a52@googlegroups.com>, lawrencedo99@gmail.com writes:
>On Sunday, July 3, 2016 at 8:02:15 AM UTC+12, VAXman- wrote:
>>
>> In article <c24a9ad7-4198-46cd-bc4f-5268690e186e@googlegroups.com>,
>> Lawrence D=E2=80=99Oliveiro writes:
>>>
>>>It=E2=80=99s that =E2=80=9Csubtract 4=E2=80=9D I found inelegant...
>>=20
>> One byte instruction, one byte operand specifier, two bytes for the CHMx
>> operand.
>> That looks like 4 bytes to me.
>
>You do realize VAX instructions don=E2=80=99t have to be a fixed length, do=
>n=E2=80=99t you?

No, I didn't know that!  Now I'll have to watch out for the system service
change mode instructions changing size.  Maybe, you can clue me in to what
makes them change size.  Dieting perhaps?  Over-indulgence?  Sitting about
watching reruns of Family Feud?

-- 
VAXman- A Bored Certified VMS Kernel Mode Hacker    VAXman(at)TMESIS(dot)ORG

I speak to machines with the voice of humanity.

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Thread

Pointless Nostalgia: System Service Dispatching lawrencedo99@gmail.com - 2016-06-29 02:53 -0700
  Re: Pointless Nostalgia: System Service Dispatching Johnny Billquist <bqt@softjar.se> - 2016-06-29 13:36 +0200
    Re: Pointless Nostalgia: System Service Dispatching lawrencedo99@gmail.com - 2016-06-29 16:05 -0700
      Re: Pointless Nostalgia: System Service Dispatching Johnny Billquist <bqt@softjar.se> - 2016-06-30 14:45 +0200
        Re: Pointless Nostalgia: System Service Dispatching moroney@world.std.spaamtrap.com (Michael Moroney) - 2016-06-30 16:53 +0000
          Re: Pointless Nostalgia: System Service Dispatching lawrencedo99@gmail.com - 2016-06-30 15:32 -0700
        Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-06-30 16:55 +0000
          Re: Pointless Nostalgia: System Service Dispatching Johnny Billquist <bqt@softjar.se> - 2016-06-30 21:13 +0200
            Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-06-30 19:52 +0000
              Re: Pointless Nostalgia: System Service Dispatching Johnny Billquist <bqt@softjar.se> - 2016-07-01 14:11 +0200
              Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-01 12:46 +0000
                Re: Pointless Nostalgia: System Service Dispatching Johnny Billquist <bqt@softjar.se> - 2016-07-01 17:40 +0200
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-01 16:59 +0000
                Re: Pointless Nostalgia: System Service Dispatching Johnny Billquist <bqt@softjar.se> - 2016-07-01 19:45 +0200
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-01 20:01 +0000
                Re: Pointless Nostalgia: System Service Dispatching Johnny Billquist <bqt@softjar.se> - 2016-07-04 12:35 +0200
                Re: Pointless Nostalgia: System Service Dispatching lawrencedo99@gmail.com - 2016-07-01 15:18 -0700
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-02 20:02 +0000
                Re: Pointless Nostalgia: System Service Dispatching lawrencedo99@gmail.com - 2016-07-03 14:10 -0700
                Re: Pointless Nostalgia: System Service Dispatching lawrencedo99@gmail.com - 2016-07-04 14:56 -0700
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-04 13:25 +0000
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-05 00:46 +0000
                Re: Pointless Nostalgia: System Service Dispatching David Froble <davef@tsoft-inc.com> - 2016-07-05 08:43 -0400
                Re: Pointless Nostalgia: System Service Dispatching lawrencedo99@gmail.com - 2016-07-05 15:40 -0700
                Re: Pointless Nostalgia: System Service Dispatching Paul Sture <nospam@sture.ch> - 2016-07-06 07:33 +0200
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-06 00:08 +0000
                Re: Pointless Nostalgia: System Service Dispatching David Froble <davef@tsoft-inc.com> - 2016-07-05 22:57 -0400
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-06 10:43 +0000
                Re: Pointless Nostalgia: System Service Dispatching Paul Sture <nospam@sture.ch> - 2016-07-05 12:30 +0200
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-05 13:00 +0000
                Re: Pointless Nostalgia: System Service Dispatching Simon Clubley <clubley@remove_me.eisner.decus.org-Earth.UFP> - 2016-07-06 15:12 +0000
                Re: Pointless Nostalgia: System Service Dispatching Paul Sture <nospam@sture.ch> - 2016-07-06 21:50 +0200
                [OT] Real Genius, was: Re: Pointless Nostalgia: System Service Dispatching Simon Clubley <clubley@remove_me.eisner.decus.org-Earth.UFP> - 2016-07-07 19:55 +0000
                Re: [OT] Real Genius, was: Re: Pointless Nostalgia: System Service Dispatching Paul Sture <nospam@sture.ch> - 2016-07-07 22:27 +0200
                Re: Pointless Nostalgia: System Service Dispatching   VAXman-  @SendSpamHere.ORG - 2016-07-06 15:42 +0000

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