[fpc-devel] win32 debugging broken in fixes_2_2?

Micha Nelissen micha at neli.hopto.org
Wed Jul 11 08:14:36 CEST 2007


Yury Sidorov wrote:
>> CPU supports it. But CPU support doesn't mean OS support. And to check
>> if the OS supports SSE you've to execute an sse instruction and handle
>> the exception.
> 
> Florian, to prevent SIGILL on non SSE CPUs we can first check CPUID and 
> execute sse instruction only if CPUID reports SSE support.

What happens then if OS doesn't support it ?

Micha



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