sh_fpu_hard_struct
struct sh_fpu_hard_struct hardfpu;
struct sh_fpu_hard_struct *fp = &tsk->thread.xstate->hardfpu;
denormal_to_double (struct sh_fpu_hard_struct *fpu, int n)
static void denormal_to_double(struct sh_fpu_hard_struct *fpu, int n)
xstate_size = sizeof(struct sh_fpu_hard_struct);