From: "Andrew Davidson" Newsgroups: comp.os.msdos.djgpp Subject: Re: Generating Machine Code on the fly Date: Fri, 26 Feb 1999 18:47:18 -0000 Organization: Customer of Planet Online Lines: 19 Message-ID: <7b9el1$mi9$1@news7.svr.pol.co.uk> References: <7b6qpv$39t$1 AT news8 DOT svr DOT pol DOT co DOT uk> <199902261912 DOT OAA24117 AT envy DOT delorie DOT com> <7b7gra$5nh$1 AT news4 DOT svr DOT pol DOT co DOT uk> <199902270142 DOT UAA26915 AT envy DOT delorie DOT com> <7b80qg$qm3$1 AT news8 DOT svr DOT pol DOT co DOT uk> <36d80527 DOT 13423287 AT 158 DOT 152 DOT 254 DOT 68> NNTP-Posting-Host: modem-85.lidocaine.dialup.pol.co.uk X-Trace: news7.svr.pol.co.uk 920141281 23113 62.136.60.85 (27 Feb 1999 18:48:01 GMT) NNTP-Posting-Date: 27 Feb 1999 18:48:01 GMT X-Complaints-To: abuse AT theplanet DOT net X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.00.0810.800 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.0810.800 To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Reply-To: djgpp AT delorie DOT com Kevin wrote in message news:36d80527 DOT 13423287 AT 158 DOT 152 DOT 254 DOT 68... >AFIK when you execute a DJGPP compiled program, the Processor is >switched in to protected mode which gives you >a 32 bit flat address space. this does mean that your machine code has >to take this protected mode in to account. > >I'm a relative Newbie to DJGPP, but if I'm wrong, I'm sure we'll hear >all about it :) > >Kevin. Ahah! I thought the 32bit protected mode was simply 'emulated' by CWSDPMI. So if I wanted to use a relative jump operation would I use the standard machine code for jump relative, and how far could I jump, relative to the current pc?