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~
