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| 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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