known_regb |= is_write ? (1 << (reg+25)) : (1 << (reg+20));
dirty_regb |= is_write ? (1 << (reg+25)) : (1 << (reg+20));
known_regs.emu_status &= ~SSP_PMC_SET;
known_regb |= is_write ? (1 << (reg+25)) : (1 << (reg+20));
dirty_regb |= is_write ? (1 << (reg+25)) : (1 << (reg+20));
known_regs.emu_status &= ~SSP_PMC_SET;