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From: lm@cottage.UUCP
Newsgroups: comp.arch
Subject: Re: AM29000 Booleans
Message-ID: <3540@spool.WISC.EDU>
Date: Wed, 6-May-87 22:03:35 EDT
Article-I.D.: spool.3540
Posted: Wed May  6 22:03:35 1987
Date-Received: Fri, 8-May-87 04:46:10 EDT
References: <1270@aw.sei.cmu.edu> <138@neptune.AMD.COM>
Sender: news@spool.WISC.EDU
Reply-To: lm@cottage.WISC.EDU (Larry McVoy)
Organization: U of Wisconsin CS Dept
Lines: 28

In article <138@neptune.AMD.COM> brian@neptune.AMD.COM (Brian McMinn) writes:
>
>No, this is not a typo.  All negative numbers are regarded as Boolean
>TRUE.  Although this does not correspond with the "C" language
>definition of TRUE, it did gain some speed in the hardware.  Since

Could you please show the assembly language generated for the following,

{	int x;
	
	if (x)
	    <stmt1>;
	else
	    <stmt2>;

	if (!x)
	    <stmt1>;
	else
	    <stmt2>;
}

And tell me which will be executed for x = -1, 0, 1.

Thanks much...
---
Larry McVoy 	        lm@cottage.wisc.edu  or  uwvax!mcvoy

"What a wonderful world it is that has girls in it!"  -L.L.