sparc/include/ureg.h

   1 struct Ureg
   2 {
   3         ulong   r0;                     /* unnecessary; just for symmetry */
   4         union{
   5                 ulong   sp;             /* r1 */
   6                 ulong   usp;            /* r1 */
   7                 ulong   r1;
   8         };
   9         ulong   r2;
  10         ulong   r3;
  11         ulong   r4;
  12         ulong   r5;
  13         ulong   r6;
  14         ulong   r7;
  15         ulong   r8;
  16         ulong   r9;
  17         ulong   r10;
  18         ulong   r11;
  19         ulong   r12;
  20         ulong   r13;
  21         ulong   r14;
  22         ulong   r15;
  23         ulong   r16;
  24         ulong   r17;
  25         ulong   r18;
  26         ulong   r19;
  27         ulong   r20;
  28         ulong   r21;
  29         ulong   r22;
  30         ulong   r23;
  31         ulong   r24;
  32         ulong   r25;
  33         ulong   r26;
  34         ulong   r27;
  35         ulong   r28;
  36         ulong   r29;
  37         ulong   r30;
  38         ulong   r31;
  39         ulong   y;
  40         ulong   tbr;
  41         ulong   psr;
  42         ulong   npc;
  43         ulong   pc;
  44         ulong   pad;    /* so structure is double word aligned */
  45 };