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From: ld AT jasmine DOT netrix DOT com (Long Doan)
Subject: Re: inline assembly problem
To: guest AT dstn02 DOT dct DOT ac DOT uk (Guest)
Sender: ld AT jasmine (Long Doan)
Organization: Netrix Corporation
References: <1995Jul4 DOT 131029 DOT 18620 AT zippy DOT dct DOT ac DOT uk>
Date: Wed, 5 Jul 1995 12:07:02 GMT
Lines: 29
Dj-Gateway: from newsgroup comp.os.msdos.djgpp

In article <1995Jul4 DOT 131029 DOT 18620 AT zippy DOT dct DOT ac DOT uk>, guest AT dstn02 DOT dct DOT ac DOT uk (Guest) writes:
|> Hi,
|> 
|> I have just installed djgpp with gcc version 2.6.3 with maintenance
|> releases dj112m1.zip - dj112m4.zip and I am trying to compile C code 
|> with inline assembly and setting x86 registers but without any sucess.
|> I have the file below to try and set the AX register (as a simple 
|> example):
|> 
|> m.c
|> ---
|>  main() { 
|>  
|>    _AX = 0;
|>  }

[Snipped]

You might want to try:

main (void)
{
  asm ("movw $0x0, %ax");
}

(Be careful about changing registers' values. It might confuse gcc.)

Hope that helps,
Long.