delorie.com/archives/browse.cgi   search  
Mail Archives: djgpp/1994/03/10/17:06:07

Date: Thu, 10 Mar 94 16:44:36 -0500
From: dj AT ctron DOT com (DJ Delorie)
To: h_ellenberger AT p14 DOT lemas DOT chg DOT imp DOT com
Cc: djgpp AT sun DOT soe DOT clarkson DOT edu
Subject: Re: Embedded asm in c++ procedure

      a) Is it safe to always assume (es==ds) ?

In mainline code, yes.  There are cases where es != ds in dos-aware
functions.

      b) What registers must be preserved ?

ebx, esi, edi, ebp.


- Raw text -


  webmaster     delorie software   privacy  
  Copyright © 2019   by DJ Delorie     Updated Jul 2019