From: Jens Vaasjo <jvaasjo AT gpu DOT srv DOT ualberta DOT ca>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: 32 bit registers
Date: Wed, 25 Dec 1996 18:27:46 -0700
Organization: University of Alberta, Edmonton, Canada
Lines: 24
Message-ID: <32C1D492.D47@gpu.srv.ualberta.ca>
References: <59cs4f$58k AT nr1 DOT ottawa DOT istar DOT net> <19961224 DOT 142048 DOT 4751 DOT 1 DOT chambersb AT juno DOT com>
NNTP-Posting-Host: async14-3.remote.ualberta.ca
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

Benjamin D Chambers wrote:
> 
> Thanx to everyone who suggested methods of swapping words in a dword...
> The catch is, I didn't really need to know :)
> My original question was if there were a way to load a word into the high
> word of a register.
> 
> Thanx anyways, though, just proves charity lives on :)
> 
> ..Chambers

I think u just load it into the low word and shll (shift left it).
let say u wanted to put 5 in the high byte of ecx.

asm("movl $5,%cx\n
     shll $16,%ecx\n
    "
    :
    :
    :"ecx","cc"
    );


Jens.