Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!apple!stevec
From: stevec@Apple.COM (Steve Christensen)
Newsgroups: comp.sys.mac.programmer
Subject: Re: MPW Asm Bitwise Operators?
Message-ID: <9996@goofy.Apple.COM>
Date: 30 Aug 90 22:16:52 GMT
References: <33404@cup.portal.com>
Distribution: usa
Organization: Apple Computer Inc., Cupertino, CA
Lines: 28

In article <33404@cup.portal.com> Bits_of_Magic@cup.portal.com writes:
>I am using a Mac IIfx for embedded systems development, and while switching
>some code from another assembler, I realized that MPW Assember appears to
>have no bitwise operators for use in expressions.  Am I missing something?
>I've got a bunch of macros along the lines of:
>
>	move.w	#((input & $3FFF) | $4000),D0
>
>where & is bitwise AND and | is bitwise OR.  Changing them all so that the
>bit manipulation is actually done in code would really be a pain.  Anybody
>want to tell me I'm unable to find a simple reference in the MPW manuals or
>suggest some other reasonable alternative?

Macros in MPW assembler use the "&" character along with a label to denote
local labels and input/output parameters.  Just use "AND" instead.

steve

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  Steve Christensen             Internet:   stevec@goofy.apple.com
  Apple Computer, Inc.          AppleLink:  STEVEC
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