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Path: ...!weretis.net!feeder8.news.weretis.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Thomas Koenig <tkoenig@netcologne.de> Newsgroups: comp.arch Subject: Re: Byte Addressability And Beyond Date: Tue, 28 May 2024 16:02:10 -0000 (UTC) Organization: A noiseless patient Spider Lines: 15 Message-ID: <v34v62$ln01$1@dont-email.me> References: <v0s17o$2okf4$2@dont-email.me> <v31c4r$3u28v$1@dont-email.me> <v327n3$1use$1@gal.iecc.com> <BM25O.40665$HBac.4762@fx15.iad> <v32lpv$1u25$1@gal.iecc.com> <v33bqg$9cst$11@dont-email.me> Injection-Date: Tue, 28 May 2024 18:02:11 +0200 (CEST) Injection-Info: dont-email.me; posting-host="743faf6e043acc0f78a0cbf7ba4f7125"; logging-data="711681"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18g0Bh1gJ1225QwjhJgsY1j72bWiA/rN6A=" User-Agent: slrn/1.0.3 (Linux) Cancel-Lock: sha1:6mZTvf5NGATYwft4CO+Z6f+eUIY= Bytes: 1589 Lawrence D'Oliveiro <ldo@nz.invalid> schrieb: > On Mon, 27 May 2024 19:09:51 -0000 (UTC), John Levine wrote: > >> According to EricP <ThatWouldBeTelling@thevillage.com>: >>> >>> One could have instructions that make it easier to parse the variable >>> length UTF-8 sequences into codepoints. >> >> That would be the CU14 instruction on zSeries, to turn UTF-8 into >> UTF-32. CU41 goes the other way. > > What is the point, in this day and age, of having special machine > instructions to convert character encodings? Have you looked at decoding algorithms for UTF-8?