Re: [Qemu-devel] [PATCH 04/10] mips-linux-user: Save and restore fpu and dsp from sigcontext

[Richard Henderson]

On 2013-02-11 09:55, Peter Maydell wrote:
> Whereas allowing the guest to write garbage into our CPU state struct
> means we have to be sure that there's nothing in target-mips/ which
> ever assumes "dsp state fields are zero in a non-dsp config because
> nothing will have written to them" or similar.

Ok, afaict everything about the dsp is gated by CP0_Status bit CP0St_MX.


r~