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Text File  |  1996-08-05  |  1.0 KB  |  33 lines
  1. Path: news.eunet.fi!fipnet!kone!jsaarinen
  2. Newsgroups: comp.sys.amiga.programmer
  3. X-NewsReader: IntuiNews 1.2b (31.7.94)
  4. References: <xDPTwMD0aRz1@azure.people-x.people.de> <xIIBkMD0aez2@azure.people-x.people.de> <4g2l8c$ocu@oreig.uji.es>
  5. From: "Jyrki Saarinen" <jsaarinen@kone.fipnet.fi>
  6. Date: Sun, 18 Feb 96 19:00:10 UT
  7. Comments: Illegal date header - new date added by quicknews
  8. X-Original-Date: Sun, 18 Feb 96 20:25:23 
  9. MIME-Version: 1.0
  10. Content-Type: text/plain; charset=iso-8859-1
  11. Content-Transfer-Encoding: binary
  12. Distribution: world
  13. Subject: Re: Free Cycles
  14. Message-ID: <38232499@kone.fipnet.fi>
  15.  
  16.  
  17. > >     Free cycles between two:
  18. > 
  19. > >         move.l (fast)+,(chip)+          ;18 cylces
  20. > >         clr.l   (chip)+                 ;24(!!!) cycles
  21. > 
  22. > AFAIK clr.l reads and then writes -> slower.
  23.  
  24. Only on the 68000. 
  25.  
  26. Isnt it obvious why move.l (fast)+,(chip)+ has less free
  27. cycles; the read from fast takes some -->áfast reads
  28. dont "give" free cycles.
  29.  
  30. --                               _
  31. a Stellar programmer          _ //
  32. "Amiga - back for the future" \X/
  33.