[fpc-devel] Extended type

Daniël Mantione daniel.mantione at freepascal.org
Tue Apr 19 12:12:46 CEST 2011



Op Tue, 19 Apr 2011, schreef Nikolai Zhubr:

> ms (supposedly) decided to just not preserve FPU/MMX state 
> between 64-bit processes.

MS does preserve FPU states between processes. You can use the x87 on 
Windows, nothing prevents you from doing so. Maybe the calling 
convention, but even that you can extend with x87.

It's just that the documentation tells you not to use the x87.

Daniël


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