From: ovek AT arcticnet DOT no (Ove Kåven)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: How to compile Allergo 2.1 under DJGPP 2.01 (gcc 2.7.2.1) ?
Date: Thu, 24 Oct 1996 21:45:09 GMT
Organization: Vplan Programvare AS
Lines: 40
Message-ID: <54preq$t8u@troll.powertech.no>
References: <Pine DOT LNX DOT 3 DOT 91 DOT 961023131007 DOT 23961A-100000 AT cinf DOT usm DOT md> <19961024 DOT 205512 DOT 6535 DOT 2 DOT chambersb AT juno DOT com> <54ori0$1e8_002 AT fmsc DOT com DOT au>
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To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp

pmo AT fmsc DOT com DOT au (Peter Monks) wrote:

>On Wed, 23 Oct 1996 13:20:52 +0200 (EET) "Adrian G. Oboroc" <ash AT cinf DOT usm DOT md> wrote:
>>
>>
>>Error message (before and after commenting) is just the same:
>>=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= 
>>gcc -I. -Isrc -Wall -o obj/bank.o -c src/bank.S              
>>E:\ccbaaaaa: Assembler messages:                             
>>E:\ccbaaaaa:252: Error: register does not match opcode suffix
>>E:\ccbaaaaa:269: Error: register does not match opcode suffix
>>make.exe: *** [obj/bank.o] Error 1                           
>>=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=

>I can't get Allegro to compile either (I get exactly the same errors as 
>above), and I've spent about half an hour looking at the source trying to find 
>where the mismatched opcodes are (to no avail).

>I compiled with:

>gcc -save-temps -I. -Isrc -Wall -o obj/bank.o -c src/bank.S

>and then looked at the temporary file to see what lines 252 and 269 contained. 
>They were:

>outb %al, %dx   (line 252) and
>outl %eax, %dx  (line 269)

>Can any AT&T assembler gurus tell me whats wrong with these two lines?  Or do 
>I actually have the wrong lines in the file?  There are other 'outb's and 
>'outl's in bank.S that don't cause any errors, so I'm not 100% sure I've got 
>the right lines.

The line numbers reported in the errors are the lines sent to the
assembler after preprocessing. Using -E to get the preprocessed
output, you'll find that both the erroneous lines contain "incl %ah".
You need to change it to "incb %ah" instead, in lines 227 and 244 in
bank.S.