gcc/testsuite/gcc.target/i386/avx256-unaligned-load-5.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 8
   8
   9 float a[N+3] = { -1, -1, -1, 24.43, 68.346, 43.35,
  10                  546.46, 46.79, 82.78, 82.7, 9.4 };
  11 float b[N];
  12 float c[N];
  13
  14 void
  15 foo (void)
  16 {
  17   int i;
  18
  19   for (i = 0; i < N; i++)
  20     b[i] = a[i+3] * 2;
  21 }
  22
  23 __attribute__ ((noinline))
  24 float
  25 bar (float x)
  26 {
  27   return x * 2;
  28 }
  29
  30 void
  31 avx_test (void)
  32 {
  33   int i;
  34
  35   foo ();
  36
  37   for (i = 0; i < N; i++)
  38     c[i] = bar (a[i+3]);
  39
  40   for (i = 0; i < N; i++)
  41     if (b[i] != c[i])
  42       abort ();
  43 }