From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alan Lehotsky <apl@alum.mit.edu>
To: Geoff Keating <geoffk@geoffk.org>
Cc: apl@alum.mit.edu (Alan Lehotsky), cgen@sourceware.cygnus.com
Subject: Re: Can't see what's wrong with my simulator semantics code....
Date: Sat, 30 Jun 2001 12:10:00 -0000
Message-id: <p04330106b763d3fb5b77@[192.168.1.254]>
References: <p04330101b763b6596543.cygnus.local.cgen@[192.168.1.254]> <jmr8w13hq7.fsf@geoffk.org>
X-SW-Source: 2001-q2/msg00105.html

At 12:12 PM -0700 6/30/01, Geoff Keating wrote:

>apl@alum.mit.edu (Alan Lehotsky) writes:
>
>> cgen claims
>>
>>      ERROR: read:array unknown option  #\)
>
>I'm not sure, but try '(and #xFFFF (srl rd 16))'...
>
>I have statements like
>
>     (set-psw Rd (and Rd (inv (sll 1 (and Rs #xF)))))
>
>which work.
>
>(It's kind of annoying that guile doesn't have a manual.)
>
>--
>- Geoffrey Keating <geoffk@geoffk.org>


	I found it.  You were close... The '#' only is for things like hex constants where it needs to be
	#x.

	I didn't know about the direct immediate forms, but using

		(const 16)

	works like a charm.


	cgen is really "cool" when you don't have to fight the error messages. 

-- Al
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