Article View: alt.folklore.computers
Article #625533Re: PDP 11/40 system manual
From: Scott Lurndal
Date: Mon, 13 Aug 2018 13:27
Date: Mon, 13 Aug 2018 13:27
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3257 bytes
usenet@only.tnx (Questor) writes: >On Thu, 09 Aug 2018 22:16:29 GMT, scott@slp53.sl.home (Scott Lurndal) wrote: >>Charles Richmond <nume...@aquaporin4.com> writes: >>>On 8/9/2018 1:45 PM, Rich Alderson wrote: >>>> Elliott Roper <nos...@yrl.co.uk> writes: >>>> >>>>> On 8 Aug 2018, hanc...@bbs.cpcn.com wrote >>>>> (in article<21aaeee8-c41a-4442...@googlegroups.com>): >>>> >>>>>> Bitsavers uploaded the system manual for the PDP 11/40. >>>> >>>>>> http://www.bitsavers.org/pdf/dec/pdp11/1140/DEC-11-H40SA-A-D_PDP-11_40_System_ >>>>>> manual.pdf >>>> >>>>>> 358 pages, undated. >>>> >>>>> Thanks. Unbounded nostalgia. Was there ever a more elegant computer than a >>>>> PDP-11? >>>> >>>> Yes, many. >>> >>>*Not* that I disagree... but which other computers do you find elegant??? >> >>B6700. B3500. HP-3000. >> >>And the epitome of the CISC processor, the VAX-11. > >Sixteen addressing modes, single instructions to calculate CRCs and polynomials, >string translation instructions... the VAX had just about everything except an >opcode for "phase of the moon." Too many bells and whistles to be considered >elegant, IMO. > As a Macro-32 programmer, I thought it _was_ elegant. MOVC5! As for CISC vs RISC, the line has blurred. Just take a look at the ARM64 RISC architecture specification (6,666 pages). Instructions for CRC, SHA-1, SHA-256, SHA-512, AES, SM3. 2048 bit wide data SIMD instructions (SVE), etc. at alia. u.s.w. http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0487c.a/index.html
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X-Received: by 2002:a5d:658a:: with SMTP id q10-v6mr1329812wru.25.1534166865647; Mon, 13 Aug 2018 06:27:45 -0700 (PDT) X-BeenThere: alt.folklore.computers@googlegroups.com Received: by 2002:a1c:4b17:: with SMTP id y23-v6ls2108145wma.10.gmail; Mon, 13 Aug 2018 06:27:44 -0700 (PDT) X-Received: by 2002:a1c:9e42:: with SMTP id h63-v6mr1319277wme.10.1534166864791; Mon, 13 Aug 2018 06:27:44 -0700 (PDT) MIME-Version: 1.0 Path: mbox-mo1.pugleaf.net!p4-v6ni23507wmb.0!nntp.google.com!feeder1-2.proxad.net!proxad.net!feeder1-1.proxad.net!feeder.ecngs.de!ecngs!feeder2.ecngs.de!87.79.20.101.MISMATCH!newsreader4.netcologne.de!news.netcologne.de!peer03.ams1!peer.ams1.xlned.com!news.xlned.com!peer03.am4!peer.am4.highwinds-media.com!peer02.iad!feed-me.highwinds-media.com!news.highwinds-media.com!post02.iad!fx21.iad.POSTED!not-for-mail X-newsreader: xrn 9.03-beta-14-64bit Sender: scott@dragon.sl.home (Scott Lurndal) From: scott@slp53.sl.home (Scott Lurndal) Reply-To: sl...@pacbell.net Subject: Re: PDP 11/40 system manual Newsgroups: alt.folklore.computers References: <21aaeee8-c41a-4442-a4eb-ea6a29b1e4f1@googlegroups.com> <0001HW.211B94B1040CADA5700004B5B2CF@news.giganews.com> <mdd7ekzl6pr.fsf@panix5.panix.com> <pki8ae$ca0$1@dont-email.me> <133bD.41988$LE1.25534@fx35.iad> <5b713955.12025481@news.dslextreme.com> Lines: 41 Message-ID: <kHfcD.15967$wb3.12706@fx21.iad> X-Complaints-To: ab...@usenetserver.com NNTP-Posting-Date: Mon, 13 Aug 2018 13:27:44 UTC Organization: UsenetServer - www.usenetserver.com Date: Mon, 13 Aug 2018 13:27:44 GMT X-Received-Bytes: 2499 X-Received-Body-CRC: 4267159851 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit