[fpc-pascal] FPC compiled program stops with SIGILL on newer hardware (Pentium M 800 MHz)

Dirk Verwiebe dirk at verwiebe.de
Fri Mar 9 09:32:42 CET 2007

Thank you very much for your quick reply.
Maybe you are right,but i have forgotten to write my program works
without the cpu unit, and the cpu unit works without my program.
It is a curios situation.



Daniël Mantione schrieb:
> Op Fri, 9 Mar 2007, schreef Dirk Verwiebe:
>> Hello,
>> my program, written ca 5 years ago which worked all the time on several
>> hardware plattforms(486,AMD 64 ,Celeron 433)
>> crashs with a SIGILL error on my new Pentium M Board.
>> The program was compiled with debug information and so i can see it
>> stops if it in function getcpuinfo and cpu_init
>> in the cpu unit from Thomas Schatzl.
>> But when i write a small test program which uses the same functions of
>> the unit,too it works without problems.
>> How can i found out where the problems comes from and how can i solve it ?
>> Thanks in advance.
> It sounds like some kind of cpu instruction is no longer supported on the 
> Pentium M. You need to find out what instruction it is. Execute it in gdb 
> and check on which instruction it stops. 
> Daniël
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