gcc/testsuite/c-c++-common/gomp/attrs-unroll-1.c

   1 /* { dg-do compile { target { c || c++11 } } } */
   2 /* { dg-additional-options "-std=c23" { target c } } */
   3
   4 extern void dummy (int);
   5
   6 void
   7 test1 (void)
   8 {
   9   [[omp::directive (unroll partial)]]
  10   for (int i = 0; i < 100; ++i)
  11     dummy (i);
  12 }
  13
  14 void
  15 test2 (void)
  16 {
  17   [[omp::directive (unroll partial(10))]]
  18   for (int i = 0; i < 100; ++i)
  19     dummy (i);
  20 }
  21
  22 void
  23 test3 (void)
  24 {
  25   [[omp::directive (unroll full)]]
  26   for (int i = 0; i < 100; ++i)
  27     dummy (i);
  28 }
  29
  30 void
  31 test4 (void)
  32 {
  33   [[omp::directive (unroll full)]]
  34   for (int i = 0; i > 100; ++i)
  35     dummy (i);
  36 }
  37
  38 void
  39 test5 (void)
  40 {
  41   [[omp::directive (unroll full)]]
  42   for (int i = 1; i <= 100; ++i)
  43     dummy (i);
  44 }
  45
  46 void
  47 test6 (void)
  48 {
  49   [[omp::directive (unroll full)]]
  50   for (int i = 200; i >= 100; i--)
  51     dummy (i);
  52 }
  53
  54 void
  55 test7 (void)
  56 {
  57   [[omp::directive (unroll full)]]
  58   for (int i = -100; i > 100; ++i)
  59     dummy (i);
  60 }
  61
  62 void
  63 test8 (void)
  64 {
  65   [[omp::directive (unroll full)]]
  66   for (int i = 100; i > -200; --i)
  67     dummy (i);
  68 }
  69
  70 void
  71 test9 (void)
  72 {
  73   [[omp::directive (unroll full)]]
  74   for (int i = -300; i != 100; ++i)
  75     dummy (i);
  76 }
  77
  78 void
  79 test10 (void)
  80 {
  81   [[omp::directive (unroll full)]]
  82   for (int i = -300; i != 100; ++i)
  83     dummy (i);
  84 }
  85
  86 void
  87 test12 (void)
  88 {
  89   [[omp::sequence (directive (unroll full),
  90                    directive (unroll partial),
  91                    directive (unroll partial))]]
  92   for (int i = -300; i != 100; ++i)
  93     dummy (i);
  94 }
  95
  96 void
  97 test13 (void)
  98 {
  99   for (int i = 0; i < 100; ++i)
 100   [[omp::sequence (directive (unroll full),
 101                    directive (unroll partial),
 102                    directive (unroll partial))]]
 103   for (int j = -300; j != 100; ++j)
 104     dummy (i);
 105 }
 106
 107 void
 108 test14 (void)
 109 {
 110   [[omp::directive (for)]]
 111   for (int i = 0; i < 100; ++i)
 112     [[omp::sequence (directive (unroll full),
 113                      directive (unroll partial),
 114                      directive (unroll partial))]]
 115   for (int j = -300; j != 100; ++j)
 116     dummy (i);
 117 }
 118
 119 void
 120 test15 (void)
 121 {
 122   [[omp::directive (for)]]
 123   for (int i = 0; i < 100; ++i)
 124     {
 125       dummy (i);
 126
 127       [[omp::sequence (directive (unroll full),
 128                        directive (unroll partial),
 129                        directive (unroll partial))]]
 130       for (int j = -300; j != 100; ++j)
 131         dummy (j);
 132
 133       dummy (i);
 134     }
 135  }