gcc/testsuite/gcc.dg/vect/vect-switch-ifcvt-1.c

   1 /* { dg-require-effective-target vect_condition } */
   2 #include "tree-vect.h"
   3
   4 extern void abort (void);
   5
   6 int
   7 f1 (char *s)
   8 {
   9   int c = 0;
  10   int i;
  11   for (i = 0; i < 64; i++)
  12     {
  13       switch (*s)
  14         {
  15         case ',':
  16         case '|':
  17           c++;
  18         }
  19       s++;
  20     }
  21   return c;
  22 }
  23
  24 int
  25 f2 (char *s)
  26 {
  27   int c = 0;
  28   int i;
  29   for (i = 0; i < 64; i++)
  30     {
  31       if (*s != '#')
  32         {
  33           switch (*s)
  34             {
  35             case ',':
  36             case '|':
  37               c++;
  38             }
  39         }
  40       s++;
  41     }
  42   return c;
  43 }
  44
  45 int
  46 f3 (char *s)
  47 {
  48   int c = 0;
  49   int i;
  50   for (i = 0; i < 64; i++)
  51     {
  52       if (*s != '#')
  53         if (*s == ',' || *s == '|' || *s == '@' || *s == '*')
  54           c++;
  55       s++;
  56     }
  57   return c;
  58 }
  59
  60
  61 int
  62 f4 (char *s)
  63 {
  64   int c = 0;
  65   int i;
  66   for (i = 0; i < 64; i++)
  67     {
  68       if (*s == ',' || *s == '|' || *s == '@' || *s == '*')
  69         c++;
  70       s++;
  71     }
  72   return c;
  73 }
  74
  75 #define CHECK(f, str, res) \
  76   __builtin_strcpy(buf, str); n = f(buf); if (n != res) abort();
  77
  78 int
  79 main ()
  80 {
  81   int n;
  82   char buf[64];
  83
  84   __builtin_memset (buf, 0, sizeof buf);
  85
  86   check_vect ();
  87
  88   CHECK (f1, ",,,,,,,,,,", 10);
  89   CHECK (f1, "||||||||||", 10);
  90   CHECK (f1, "aaaaaaaaaa", 0);
  91   CHECK (f1, "", 0);
  92   CHECK (f1, ",|,|xxxxxx", 4);
  93
  94   CHECK (f2, ",,,,,,,,,,", 10);
  95   CHECK (f2, "||||||||||", 10);
  96   CHECK (f2, "aaaaaaaaaa", 0);
  97   CHECK (f2, "", 0);
  98   CHECK (f2, ",|,|xxxxxx", 4);
  99
 100   CHECK (f3, ",,,,,,,,,,", 10);
 101   CHECK (f3, "||||||||||", 10);
 102   CHECK (f3, "aaaaaaaaaa", 0);
 103   CHECK (f3, "", 0);
 104   CHECK (f3, ",|,|xxxxxx", 4);
 105
 106   CHECK (f4, ",,,,,,,,,,", 10);
 107   CHECK (f4, "||||||||||", 10);
 108   CHECK (f4, "aaaaaaaaaa", 0);
 109   CHECK (f4, "", 0);
 110   CHECK (f4, ",|,|xxxxxx", 4);
 111
 112   return 0;
 113 }
 114
 115 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 4 "vect"  } } */