/* gcc -Wall -S -o sf.s sf.c */
extern char *src(int);
extern void spill(void);
extern void foo(char*,char*,char*,char*,char*,char*,char*,char*);

int main(void)
{
  switch (src(-1)[0]) {
  case 'a':
    {
      char *a = src(0);
      char *b = src(1);
      char *c = src(2);
      char *d = src(3);
      char *e = src(4);
      char *f = src(5);
      char *g = src(6);
      char *h = src(7);
      spill();
      foo(a,b,c,d,e,f,g,h);
      break;
    }
  case 'b':
    {
      char *a = src(8);
      char *b = src(9);
      char *c = src(10);
      char *d = src(11);
      char *e = src(12);
      char *f = src(13);
      char *g = src(14);
      char *h = src(15);
      spill();
      foo(a,b,c,d,e,f,g,h);
      break;
    }
  }
  return 0;
}