Path: csiph.com!weretis.net!feeder6.news.weretis.net!news.misty.com!news.iecc.com!.POSTED.news.iecc.com!nerds-end From: Derek Jones Newsgroups: comp.compilers Subject: Re: Where did "middle end" come from Date: Sun, 2 Jan 2022 13:19:53 +0000 Organization: Compilers Central Lines: 16 Sender: news@iecc.com Approved: comp.compilers@iecc.com Message-ID: <22-01-003@comp.compilers> References: <22-01-002@comp.compilers> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Info: gal.iecc.com; posting-host="news.iecc.com:2001:470:1f07:1126:0:676f:7373:6970"; logging-data="97189"; mail-complaints-to="abuse@iecc.com" Keywords: history Posted-Date: 02 Jan 2022 10:41:22 EST X-submission-address: compilers@iecc.com X-moderator-address: compilers-request@iecc.com X-FAQ-and-archives: http://compilers.iecc.com In-Reply-To: <22-01-002@comp.compilers> Content-Language: en-US Xref: csiph.com comp.compilers:2787 Chris, > While I am certain we were not the first to use the term, I'm pretty > certain that we were using "middle end" to describe parts of the TSI > compilers (the same PL/I compiler DEC bought and a series of other > ones written by various companies (including in house) that used many > of the same components that were neither completely language nor > completely target specific. This would have been around 1985 or so. The term middle-end was being used at Intermetrics when I was there in 1981. The people there were strongly influenced by the PQCC work, but the project I worked on had just three stages, not the umpteen stages used by PQCC. Perhaps it came from a project that an Intermetrics person worked on.