/* * Defines the status registers of the 210x0 as bitfields. * This is most usefull for code which doesn't need to be fast. */register union {  struct {    unsigned         :15;    unsigned rnd32   :1;    unsigned trunc   :1;    unsigned         :1;    unsigned alusat  :1;    unsigned irpten  :1;    unsigned nestm   :1;    unsigned srrfl   :1;    unsigned         :2;    unsigned srrfh   :1;    unsigned srd2l   :1;    unsigned srd2h   :1;    unsigned srd1l   :1;    unsigned srd1h   :1;    unsigned srcu    :1;    unsigned br0     :1;    unsigned         :1;  } b;  int r;} mode1 asm("mode1");register union {  struct {      unsigned       :12;    unsigned cafrz :1;    unsigned flg3_output  :1;    unsigned flg2_output  :1;    unsigned flg1_output  :1;    unsigned flg0_output  :1;        unsigned       :3;        unsigned timen :1;        unsigned cadis :1;        unsigned irq3_edge :1;    unsigned irq2_edge :1;    unsigned irq1_edge :1;    unsigned irq0_edge :1;  } b;  int r;} mode2 asm("mode2");register union {  struct {    unsigned cacc7 :1;    unsigned cacc6 :1;    unsigned cacc5 :1;    unsigned cacc4 :1;    unsigned cacc3 :1;    unsigned cacc2 :1;    unsigned cacc1 :1;    unsigned cacc0 :1;    unsigned       :1;    unsigned flg3_value  :1;    unsigned flg2_value  :1;    unsigned flg1_value  :1;    unsigned flg0_value  :1;    unsigned btf   :1;        unsigned       :2;        unsigned ss    :1;    unsigned sz    :1;    unsigned sv    :1;    unsigned af    :1;    unsigned mi    :1;    unsigned mu    :1;    unsigned mv    :1;    unsigned mn    :1;    unsigned ai    :1;    unsigned as    :1;    unsigned ac    :1;    unsigned an    :1;    unsigned av    :1;    unsigned az    :1;  } b;  int r;} astat asm("astat");struct interrupt_flags {    unsigned sft7i : 1;    unsigned sft6i : 1;    unsigned sft5i : 1;    unsigned sft4i : 1;    unsigned sft3i : 1;    unsigned sft2i : 1;    unsigned sft1i : 1;    unsigned sft0i : 1;    unsigned       : 5;    unsigned fltii : 1;    unsigned fltui : 1;    unsigned fltoi : 1;    unsigned fixi  : 1;    unsigned tmzli : 1;    unsigned       : 1;    unsigned cb15i : 1;    unsigned cb7i  : 1;    unsigned       : 2;    unsigned irq0i : 1;    unsigned irq1i : 1;    unsigned irq2i : 1;    unsigned irq3i : 1;    unsigned tmzhi : 1;    unsigned sovfi : 1;    unsigned       : 1;    unsigned rsti  : 1;    unsigned       : 1;};register union {  struct interrupt_flags b;  int r;} irptl asm("irptl");register union {  struct interrupt_flags b;  int r;} imask asm("imask");register union {  struct interrupt_flags b;  int r;} imaskp asm("imaskp");#define abs(x) ({ typeof (x) t; asm("%0=abs %1;" : "=d" (t) : "d" (x)); t;})