test/christian.good.c

   1 /* Generated from ../../../git/cloog/test/christian.cloog by CLooG 0.16.2-5-g3b3bf96 gmp bits in 0.02s. */
   2 extern void hash(int);
   3
   4 /* Useful macros. */
   5 #define floord(n,d) (((n)<0) ? -((-(n)+(d)-1)/(d)) : (n)/(d))
   6 #define ceild(n,d)  (((n)<0) ? -((-(n))/(d)) : ((n)+(d)-1)/(d))
   7 #define max(x,y)    ((x) > (y) ? (x) : (y))
   8 #define min(x,y)    ((x) < (y) ? (x) : (y))
   9
  10 #define S1(i,j) { hash(1); hash(i); hash(j); }
  11 #define S2(i,j) { hash(2); hash(i); hash(j); }
  12
  13 void test(int N)
  14 {
  15   /* Scattering iterators. */
  16   int p;
  17   /* Original iterators. */
  18   int i, j;
  19   if (N >= 1) {
  20     S1(0,N-1);
  21     for (p=-N+2;p<=N-1;p++) {
  22       if (p >= 1) {
  23         S2(p-1,0);
  24       }
  25       for (i=max(0,p);i<=min(N-1,p+N-2);i++) {
  26         S1(i,-p+i);
  27         S2(i,-p+i+1);
  28       }
  29       if (p <= 0) {
  30         S1(p+N-1,N-1);
  31       }
  32     }
  33     S2(N-1,0);
  34   }
  35 }