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From: "Rod Pemberton" <dont_have AT bitbucket DOT cmm>
Newsgroups: comp.os.msdos.djgpp
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Subject: Re: Reading the TSC
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NNTP-Posting-Date: Tue, 17 Jan 2006 23:07:46 UTC
Date: Tue, 17 Jan 2006 23:14:59 GMT
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com


"Cristiano" <cristiano DOT pi AT NSquipo DOT it> wrote in message
news:43cd4cac$1_2 AT x-privat DOT org...
> Rod Pemberton wrote:
> > "Cristiano" <cristiano DOT pi AT NSquipo DOT it> wrote in message
> > news:43cc286a_1 AT x-privat DOT org...
> >> Rod Pemberton wrote:
> >>> "Cristiano" <cristiano DOT pi AT NSquipo DOT it> wrote in message
> >>> news:43cc161e_3 AT x-privat DOT org...
> >>>> DJ Delorie wrote:
> >>>>> Try -march=486
> >>>>
> >>>> I get: Invalid option 'arch=486'. :-(
> >>>>
> >>>> Cristiano
> >>>
> >>> -march=i486
> >>
> >> I downloaded a more updated version from here:
> >> http://www.delorie.com/djgpp/dl/ofc/
> >> but now I get: unrecognized option '--traditional-format'.
> >>
> >> Is it really impossible to compile that 4-line program?
> >>
> >> Cristiano
> >
> > Yes, if DJGPP is setup properly, it should compile easily.
> > If I call the file 'tst.c':
> >
> > gcc -o tst.exe tst.c
>
> With that line I get:
> C:/djgpp/tmp\cccaaaaa: Assembler messages:
> C:/djgpp/tmp\cccaaaaa:26: Error: no such 386 instruction. 'rdtsc'
> (notice the forward and back slashes).
>
> > It shouldn't need '-march=i486' or '-mcpu=i486' ...
>
> With
> gcc -o tst.exe tst.c -mcpu=i486
> I get:
> cc1.exe: Invalid option 'cpu=i486'.
>
> > Are the settings in DJGPP.ENV setup properly?
>
> I don't understand anything in that file (the syntax is very "strange" to
> me), but it is the original file.
> There are many '>' like in:
> DJDIR=%:/>DJGPP%
> is that correct?
>
> > How about the DOS
> > variable 'DJGPP'?  There should be a 'SET DJGPP=C:\DJGPP\DJGPP.ENV'
> > or similar in your autoexec.bat.  Do your DOS paths point to
> > C:\DJGPP\BIN or similar?
>
> They are both defined in the autoexec.bat, but DJGPP is defined with the
'/'
> insted of '\' (as you wrote).
>
> Thank you for the help
> Cristiano

That is correct for DJDIR.
Ignore the rest of DJGPP.ENV.
Try changing to '\' backslashes.
If you still can't get it to compile, what are the results of:

gcc -v


Rod