Article View: alt.folklore.computers
Article #620789Re: Nostalgia
From: Charlie Gibbs
Date: Fri, 02 Mar 2018 01:11
Date: Fri, 02 Mar 2018 01:11
26 lines
2946 bytes
2946 bytes
On 2018-03-01, Peter Flass <peter...@yahoo.com> wrote: > Bob Eager <news...@eager.cx> wrote: > >> On Thu, 01 Mar 2018 16:42:57 -0600, Charles Richmond wrote: >> >>> Some early cross assemblers for the 8-bit micros needed the label >>> terminated with a colon (:). >> >> Following a decade-old (at least) pattern set by DEC (and others). > > Card-oriented assemblers used fixed column layouts. Terminal-oriented > assemblers needed another way to identify fields. MASM seems to me a > mish-mash; some labels seem to need ":" and some don't, I think > assembly-time constants used "=", as mentioned above. I have never bothered > to try to completely figure out what MASM wants, as long as I can get it to > work. It's certainly not amenable to a BNF definition. If it starts in column 1 (and isn't a comment delimiter), it's a label. Simple and effective - many assemblers used that convention. -- /~\ cgibbs@kltpzyxm.invalid (Charlie Gibbs) \ / I'm really at ac.dekanfrus if you read it the right way. X Top-posted messages will probably be ignored. See RFC1855. / \ HTML will DEFINITELY be ignored. Join the ASCII ribbon campaign!
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X-Received: by 10.223.169.234 with SMTP id b97mr401241wrd.8.1519953169293; Thu, 01 Mar 2018 17:12:49 -0800 (PST) X-BeenThere: alt.folklore.computers@googlegroups.com Received: by 10.28.229.3 with SMTP id c3ls23915wmh.9.gmail; Thu, 01 Mar 2018 17:12:48 -0800 (PST) X-Received: by 10.28.231.17 with SMTP id e17mr13958wmh.2.1519953168548; Thu, 01 Mar 2018 17:12:48 -0800 (PST) MIME-Version: 1.0 Path: mbox-mo1.pugleaf.net!n14ni830wmi.0!nntp.google.com!goblin2!goblin.stu.neva.ru!peer02.am4!peer.am4.highwinds-media.com!peer02.iad!feed-me.highwinds-media.com!news.highwinds-media.com!spln!extra.newsguy.com!newsp.newsguy.com!news1 From: Charlie Gibbs <cgibbs@kltpzyxm.invalid> Newsgroups: alt.folklore.computers Subject: Re: Nostalgia Date: 2 Mar 2018 01:11:56 GMT Organization: NewsGuy.com Lines: 26 Message-ID: <p7a8cs23103@news1.newsguy.com> References: <p671b4212b3@news2.newsguy.com> <p672qv$74m$1@dont-email.me> <p67o2727bv@news1.newsguy.com> <p6967v$t5b$1@dont-email.me> <p6q0kb$t5$1@reader2.panix.com> <2MWdnbgKEKQjRA_HnZ2dnUU78XHNnZ2d@giganews.com> <ffga3cFrifbU1@mid.individual.net> <ffgu5uF5nalU15@mid.individual.net> <1313349967.541300884.430961.peter_flass-yahoo.com@news.eternal-september.org> <p6vrnc$ue5$1@dont-email.me> <slrnp97b4c.eu5.grahn+nntp@frailea.sa.invalid> <V82dnX-bOqfQxQvHnZ2dnUU78bmdnZ2d@giganews.com> <p88d9d14u89iac2s0etpmr40l9hbaj3lvi@4ax.com> <p79vlf$5vm$2@dont-email.me> <ffretnF75bdU26@mid.individual.net> <1410625746.541638651.745897.peter_flass-yahoo.com@news.eternal-september.org> NNTP-Posting-Host: p6e99cba5d48cf1340a78c5fa8b74a567c6820200cd8ad37b.newsdawg.com User-Agent: slrn/1.0.1 (Linux) X-Received-Body-CRC: 1654063303 X-Received-Bytes: 2391 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit