gcc/testsuite/gcc.dg/tree-ssa/gen-vect-2.c

   1 /* { dg-do run { target vect_cmdline_needed } } */
   2 /* { dg-do compile { target { loongarch_sx && {! loongarch_sx_hw } } } } */
   3 /* { dg-options "-O2 -fno-tree-loop-distribute-patterns -ftree-vectorize -fdump-tree-vect-details -fvect-cost-model=dynamic" } */
   4 /* { dg-additional-options "-mno-sse" { target { i?86-*-* x86_64-*-* } } } */
   5 /* { dg-additional-options "-mlsx" { target { loongarch*-*-* } } } */
   6
   7 #include <stdlib.h>
   8
   9 #define N 16
  10
  11 #if __INT_MAX__ == 32767
  12 typedef char half_word;
  13 #elif __LONG_MAX__ == 2147483647
  14 typedef short half_word;
  15 #else
  16 typedef int half_word;
  17 #endif
  18
  19 half_word cb[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  20
  21 int main ()
  22 {
  23   half_word ca[N];
  24   int i;
  25
  26   for (i = 0; i < N; i++)
  27     {
  28       ca[i] = cb[i];
  29     }
  30
  31   /* check results:  */
  32   for (i = 0; i < N; i++)
  33     {
  34       if (ca[i] != cb[i])
  35         abort ();
  36     }
  37
  38   return 0;
  39 }
  40
  41 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target { ! { avr-*-* pru-*-* } } } } } */
  42 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" { target { ! { avr-*-* pru-*-* } } } } } */