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Mail Archives: djgpp/1998/05/04/18:15:48

From: "Andrew Crabtree" <andrewc AT rosemail DOT rose DOT hp DOT com>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: assembler & C variables
Date: Mon, 4 May 1998 14:47:49 -0700
Organization: Hewlett-Packard, Roseville
Lines: 15
Message-ID: <6ild25$53f$1@rosenews.rose.hp.com>
References: <354DEBDA DOT 6612 AT rocketmail DOT com>
NNTP-Posting-Host: ros51675cra.rose.hp.com
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

Xavi Cardona wrote in message <354DEBDA DOT 6612 AT rocketmail DOT com>...
>{char myvar =0;
myvar is a local variable.  It exists only as an offset into the stack (or
as a reg).  There will not be
a _myvar symbol equiavalent to it.

>__asm__ __volatile__ ("movb $10,_myvar"

This works if you make myvar a global.  Otherwise re-read the inline asm
docs about passing variables into it.

Andy


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