Path: chuka.playstation.co.uk!news
From: Developer Support <dev_support@interactive.sony.com>
Newsgroups: scee.yaroze.programming.gnu_compiler
Subject: Re: Optimise Problem - trunced data
Date: Wed, 30 Jul 1997 16:43:23 +0100
Organization: PlayStation Net Yaroze (SCEE)
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References: <333d7fd9.23907964@news.playstation.co.uk> <33424023.72C4@interactive.sony.com> <33D5B732.3AC9@dial.pipex.com> <01bc9c44$3fe961e0$ca2c9ac2@martin.snsys.com>
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Martin Day wrote:
> 
> 
> One possible way round this would be to set up pointers to all the
> variables from libps you want to use and then only access them through
> these pointers rather than directly. e.g. in libps.h there's a line
> 
> extern int math_errno;
> 
> You could declare
> 
> int *pmath_errno = &math_errno;
> 
> in your program and then access it as *pmath_errno in your code.
> --
> Martin       martin@snsys.com  +44 117 929 9733

Thanks for the info.

#define's do the trick as well. If you do a mapfile you can find out
where the variables are, and then do a #define.

#define psdcnt *(unsigned long *)0x800661e0
#define psdidx *(short)0x800661e4

Stuart