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| Re: IBM mainframe compilers produce object code or invoke assembler? compilers@is-not-my.name (2011-04-27) |
| Re: IBM mainframe compilers produce object code or invoke assembler? rivers@dignus.com (Thomas David Rivers) (2011-04-27) |
| Re: IBM mainframe compilers produce object code or invoke assembler? gah@ugcs.caltech.edu (glen herrmannsfeldt) (2011-04-27) |
| Re: IBM mainframe compilers produce object code or invoke assembler? gah@ugcs.caltech.edu (glen herrmannsfeldt) (2011-04-27) |
| Re: IBM mainframe compilers produce object code or invoke assembler? arnold@skeeve.com (2011-04-29) |
| From: | arnold@skeeve.com (Aharon Robbins) |
| Newsgroups: | comp.compilers |
| Date: | Fri, 29 Apr 2011 07:31:18 +0000 (UTC) |
| Organization: | TornevallNET - http://news.tornevall.net |
| References: | 11-04-040 |
| Keywords: | assembler |
| Posted-Date: | 02 May 2011 00:50:06 EDT |
the moderator wrote:
>[They produce code directly. Unix compilers are pretty much the only ones
>that run through the assembler, and that's because the PDP-11 Unix system
>had an assembler so fast that it wasn't much slower than generating the
>object files directly. -John]
Sadly, modern Unix assemblers are slower. When Ken Thompson wrote the
C compiler(s) for Plan 9, he went to generating object code directly.
And that was circa 1989!
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Aharon (Arnold) Robbins arnold AT skeeve DOT com
P.O. Box 354 Home Phone: +972 8 979-0381
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