/* user_mode returns true if only one bit is set in IPEND, other than the
master interrupt enable. */
#define user_mode(regs) (!(((regs)->ipend & ~0x10) & (((regs)->ipend & ~0x10) - 1)))
-extern void show_regs(struct pt_regs *);
#define arch_has_single_step() (1)
/* common code demands this function */