RE: [ros-dev] Save FPU on task switch/SSE support

[Hartmut Birr]

> -----Original Message-----
> From: [e-mail] 
> [mailto:[e-mail]] On Behalf Of Gregor Anich
> Sent: Friday, October 08, 2004 7:50 PM
> To: ReactOS Development List
> Subject: Re: [ros-dev] Save FPU on task switch/SSE support
>
> Hi again ;)
>
> Do you have any idea where the SSE registers should be stored?
> The thing with the flag for the FPU state is nice, since it allows to 
> skip saving of the FPU state when not needed - do you know if 
> we can do 
> the same for SSE?
>
> Thanks,
>   blight

We can do the same for sse. If sse is available we must use fxsave/fxrstor
instead of fsave/frstor and the buffer is 512 byte (108 byte for normal
fpu).

- Hartmut