From: "Ken Jenkins" <ken DOT jen AT adelphia DOT net>
Newsgroups: comp.os.msdos.djgpp
References: <19199N442 AT web2news DOT com>
Subject: Re: Easy question about an error message.
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Message-ID: <qieca.914$z_3.444040@news1.news.adelphia.net>
Date: Fri, 14 Mar 2003 06:05:10 GMT
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To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

You can only access global variables in DJGPP assembly.  In extended DJGPP
assembly, you can access variables you pass in, via the registers.  Or with
g, q and r, %0 - %9.

"Joel_S" <jbs30000 DOT news DOT invalid AT web2news DOT net> wrote in message
news:19199N442 AT web2news DOT com...
> I know all about math.h, but I'm fooling around with FPU commands
> anyway.  So, for this code...
> #include<math.h>
> #include<stdio.h>
> float A, B, floatsin(float Value);
> main()
> {
>         A = floatsin(B);
>         return 0;
> }
> float floatsin(float Value)
> {
>         asm ("flds _Value\n\t"
>              "fsin\n\t"
>              "fstp %st(0)");
> }
> Why do I get this error message?
> Error: undefined reference to `_Value'
> --
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