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Groups > comp.os.msdos.programmer > #3903
| From | wolfgang kern <nowhere@never.at> |
|---|---|
| Newsgroups | comp.os.msdos.programmer |
| Subject | Re: Block swapping |
| Date | 2020-08-12 07:07 +0200 |
| Organization | KESYS-development |
| Message-ID | <rgvtfe$16sh$1@gioia.aioe.org> (permalink) |
| References | (3 earlier) <7j50jftb5kapsmncd11vkfu5cgneaj9gc5@4ax.com> <rgqomk$2e2$1@gioia.aioe.org> <5eb2jf99adcb9m9vgb7nqb166oqpfkjonh@4ax.com> <rgtfkk$19bf$1@gioia.aioe.org> <e275jflth9rd4c73lvq687j51d9tj4pt83@4ax.com> |
On 11.08.2020 15:40, T. Ment wrote: > On Tue, 11 Aug 2020 08:59:31 +0200, wolfgang kern wrote: > >>>> it's OK for pure DOS. my block-move/-swap/-merge routines are much >>>> simpler because I use BIG-REALmode and can work on linear addresses with >>>> only little overhead to calculate seg:offs-->LINADR and swap Dest/Src if >>>> necessary or automatic change direction to DOWN in case of overlapping. > >>> No link? > >> where to ? > > Your purported magnificent code. it was part of my old DOS-extender, now all is in my OS un-Protected 32/64 bit FLAT, but the code remained almost the same. Sorry there are no code-snips available, It would need me to manual enter ASM-lines here. >>> Chappell's code swaps blocks using minimal extra space (16 bytes). Can >>> you beat that? >> I'd like to see this 16 bytes in hex before any attempt to shrink it. > You have the wrong idea. Chappell's book explains if you care to know. I haven't seen any hex-dump nor an assembly for it __ wolfgang
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Block swapping T. Ment <t.ment@protocol.invalid> - 2019-10-10 19:33 +0000
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2019-10-11 16:41 +0000
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-07-18 19:12 +0000
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-07-18 19:14 +0000
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-07-19 03:06 +0000
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-07-19 18:08 +0000
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-08-09 15:51 +0000
Re: Block swapping wolfgang kern <nowhere@never.at> - 2020-08-10 08:15 +0200
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-08-10 11:28 +0000
Re: Block swapping wolfgang kern <nowhere@never.at> - 2020-08-11 08:59 +0200
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-08-11 13:40 +0000
Re: Block swapping wolfgang kern <nowhere@never.at> - 2020-08-12 07:07 +0200
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-08-12 12:49 +0000
Re: Block swapping wolfgang kern <nowhere@never.at> - 2020-08-13 04:16 +0200
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-08-13 03:00 +0000
Re: Block swapping wolfgang kern <nowhere@never.at> - 2020-08-13 09:00 +0200
Re: Block swapping T. Ment <t.ment@protocol.invalid> - 2020-08-13 13:09 +0000
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