Mini PR, aimed at fixing the mips and ovmf regressions.
r~
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accel/tcg: Always require can_do_io, for #1866
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Richard Henderson (6):
accel/tcg: Avoid load of icount_decr if unused
accel/tcg: Hoist CF_MEMI_ONLY check outside translation loop
accel/tcg: Track current value of can_do_io in the TB
accel/tcg: Improve setting of can_do_io at start of TB
accel/tcg: Always set CF_LAST_IO with CF_NOIRQ
accel/tcg: Always require can_do_io