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Article #111Re: 68000 shifts/rotates
From: Mike Meyer, My watch has windows
Date: Sun, 28 Jun 1987 06:00
Date: Sun, 28 Jun 1987 06:00
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No, those timings are correct. On the 68000 and 6801[02] the shift and rotate instructions always shift by only one bit if the target is memory. The instructions that allow you to specify a shift count all work on registers. <mike
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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!rutgers!mit-eddie!genrad!decvax!ucbvax!VIOLET.BERKELEY.EDU!mwm From: mwm@VIOLET.BERKELEY.EDU (Mike Meyer, My watch has windows) Newsgroups: comp.sys.m68k.pc Subject: Re: 68000 shifts/rotates Message-ID: <8706280600.AA20436@violet.berkeley.edu> Date: Sun, 28-Jun-87 02:00:50 EDT Article-I.D.: violet.8706280600.AA20436 Posted: Sun Jun 28 02:00:50 1987 Date-Received: Sun, 28-Jun-87 09:39:33 EDT Sender: mwm@ucbvax.BERKELEY.EDU Distribution: world Organization: The ARPA Internet Lines: 7 Approved: info-68k@ucbvax.berkeley.edu