sdcc/support/regression/tests/gcc-torture-execute-memcpy-bi.c

   1 /*
   2 memcpy-bi.c from the execute part of the gcc torture tests.
   3 */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma disable_warning 85
   9 #endif
  10
  11 #if !(defined(__SDCC_mcs51) && defined(__SDCC_MODEL_SMALL)) && !defined(__SDCC_pdk14) && !defined(__SDCC_pdk15) // Lack of memory
  12 /* Test builtin-memcpy (which may emit different code for different N).  */
  13 #include <string.h>
  14
  15 #define TESTSIZE 80
  16
  17 char src[TESTSIZE];
  18 char dst[TESTSIZE];
  19
  20 void
  21 check (char *test, char *match, int n)
  22 {
  23   if (memcmp (test, match, n))
  24     ASSERT (0);
  25 }
  26
  27 #define TN(n) \
  28 { memset (dst, 0, n); memcpy (dst, src, n); check (dst, src, n); }
  29 #define T(n) \
  30 TN (n) \
  31 TN ((n) + 1) \
  32 TN ((n) + 2) \
  33 TN ((n) + 3)
  34 #endif
  35
  36 void
  37 testTortureExecute (void)
  38 {
  39 #if !(defined(__SDCC_mcs51) && defined(__SDCC_MODEL_SMALL)) && !defined(__SDCC_pdk14) && !defined(__SDCC_pdk15) // Lack of memory
  40   int i,j;
  41
  42   for (i = 0; i < sizeof (src); ++i)
  43       src[i] = 'a' + i % 26;
  44
  45   T (0);
  46   T (4);
  47   T (8);
  48   T (12);
  49   T (16);
  50   T (20);
  51   T (24);
  52   T (28);
  53   T (32);
  54   T (36);
  55   T (40);
  56   T (44);
  57   T (48);
  58   T (52);
  59   T (56);
  60   T (60);
  61   T (64);
  62   T (68);
  63   T (72);
  64   T (76);
  65 #endif
  66   return;
  67 }