On 3/19/19 8:06 AM, Paolo Bonzini wrote:
>> Given how many guests use the cs_base I wonder if it's time we came up
>> with a better name for it: extra_tb_state, extra_state, moar_bits...
> 
> Or make the flags 64-bits by moving cs_base into the upper 32-bits of
> flags...  This way 32-bit hosts do not see any difference.

At least a couple of the guests use cs_base as "next pc", in order to implement
delayed branches.  So we do already use all 64-bits of the cs_base field, in
addition to the 32-bits of the flags field.


r~

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