gcc/testsuite/gcc.target/i386/avx256-unaligned-load-7.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target avx } */
   3 /* { dg-options "-O3 -dp -mavx -mavx256-split-unaligned-load" } */
   4
   5 #include "avx-check.h"
   6
   7 #define N 128
   8
   9 char **ep;
  10 char **fp;
  11 char **mp;
  12 char **lp;
  13
  14 __attribute__ ((noinline))
  15 void
  16 foo (void)
  17 {
  18   mp = (char **) malloc (N);
  19   lp = (char **) malloc (N);
  20   ep = (char **) malloc (N);
  21   fp = (char **) malloc (N);
  22 }
  23
  24 void
  25 avx_test (void)
  26 {
  27   int i;
  28   char **ap, **bp, **cp, **dp;
  29   char *str = "STR";
  30
  31   foo ();
  32
  33   cp = mp;
  34   dp = lp;
  35
  36   for (i = N; i >= 0; i--)
  37     {
  38       *cp++ = str;
  39       *dp++ = str;
  40     }
  41
  42   ap = ep;
  43   bp = fp;
  44   cp = mp;
  45   dp = lp;
  46
  47   for (i = N; i >= 0; i--)
  48     {
  49       *ap++ = *cp++;
  50       *bp++ = *dp++;
  51     }
  52
  53   for (i = N; i >= 0; i--)
  54     {
  55       if (strcmp (*--ap, "STR") != 0)
  56         abort ();
  57       if (strcmp (*--bp, "STR") != 0)
  58         abort ();
  59     }
  60 }