Re: Guidelines for instruction set design?

Hans-Peter Diettrich <DrDiettrich1@aol.com>
Wed, 13 May 2009 20:59:54 +0200

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Related articles
[12 earlier articles]
Re: Guidelines for instruction set design? dot@dotat.at (Tony Finch) (2009-05-07)
Re: Guidelines for instruction set design? gneuner2@comcast.net (George Neuner) (2009-05-10)
Re: Guidelines for instruction set design? toby@telegraphics.com.au (toby) (2009-05-10)
Re: Guidelines for instruction set design? anton@mips.complang.tuwien.ac.at (2009-05-12)
Re: Guidelines for instruction set design? gneuner2@comcast.net (George Neuner) (2009-05-12)
Re: Guidelines for instruction set design? walter@bytecraft.com (Walter Banks) (2009-05-13)
Re: Guidelines for instruction set design? DrDiettrich1@aol.com (Hans-Peter Diettrich) (2009-05-13)
Re: Guidelines for instruction set design? cfc@shell01.TheWorld.com (Chris F Clark) (2009-05-18)
Guidelines for instruction set design? ok@cs.otago.ac.nz (Richard O'Keefe) (2009-05-26)
Re: Guidelines for instruction set design? gopi.onthemove@gmail.com (2009-06-03)
| List of all articles for this month |
From: Hans-Peter Diettrich <DrDiettrich1@aol.com>
Newsgroups: comp.compilers
Date: Wed, 13 May 2009 20:59:54 +0200
Organization: Compilers Central
References: 09-05-020 09-05-042 09-05-049 09-05-054 09-05-062 09-05-066
Keywords: C, history
Posted-Date: 15 May 2009 08:05:57 EDT

George Neuner schrieb:


> [I could have sworn that Ritchie said that it worked first on the 635, but
> his 1993 paper says it was indeed PDP-11 first, then ported to the 635 and
> IBM 360/370 by 1973. http://www.lysator.liu.se/c/chistory.ps -John]


When I was coding for a pdp-11, I found that C is a pretty high-level
assembler for such machines. It's easy to predict the machine code from
the C code, including the instruction addressing modes.


DoDi

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