gcc/testsuite/gcc.dg/vect/vect-multitypes-6.c

   1 /* Disabling epilogues until we find a better way to deal with scans.  */
   2 /* { dg-additional-options "--param vect-epilogues-nomask=0" } */
   3 /* { dg-require-effective-target vect_int } */
   4 /* { dg-add-options double_vectors } */
   5
   6 #include <stdarg.h>
   7 #include "tree-vect.h"
   8
   9 #if VECTOR_BITS > 128
  10 #define N (VECTOR_BITS * 2 / 8)
  11 #else
  12 #define N 32
  13 #endif
  14
  15 unsigned int ic[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) =
  16         {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  17 unsigned int ib[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) =
  18         {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  19 unsigned short sc[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) =
  20         {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  21 unsigned short sb[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) =
  22         {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  23 unsigned char cc[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) =
  24         {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  25 unsigned char cb[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) =
  26         {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  27
  28 __attribute__ ((noinline))
  29 int main1 (int n,
  30            unsigned int * __restrict__ pic, unsigned int * __restrict__ pib,
  31            unsigned short * __restrict__ psc, unsigned short * __restrict__ psb,
  32            unsigned char * __restrict__ pcc, unsigned char * __restrict__ pcb)
  33 {
  34   int i;
  35   unsigned int ia[N];
  36   unsigned short sa[N];
  37   unsigned char ca[N];
  38
  39   /* Multiple types with different sizes, used in independent
  40      computations. Vectorizable. The loads are misaligned.  */
  41   for (i = 0; i < n; i++)
  42     {
  43       ia[i] = pib[i] + pic[i];
  44       sa[i] = psb[i] + psc[i];
  45       ca[i] = pcb[i] + pcc[i];
  46     }
  47
  48   /* check results:  */
  49 #pragma GCC novector
  50   for (i = 0; i < n; i++)
  51     {
  52       if (ia[i] != pib[i] + pic[i]
  53           || sa[i] != psb[i] + psc[i]
  54           || ca[i] != pcb[i] + pcc[i])
  55         abort ();
  56     }
  57
  58   return 0;
  59 }
  60
  61 int main (void)
  62 {
  63   check_vect ();
  64
  65   main1 (N, ic, ib, sc, sb, cc, cb);
  66   main1 (N-3, ic, ib, &sc[1], sb, cc, &cb[2]);
  67   return 0;
  68 }
  69
  70 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail { sparc*-*-* && ilp32 } }} } */
  71 /* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 6 "vect" { target { vect_no_align && { ! vect_hw_misalign } } } } } */
  72 /* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 6 "vect" { xfail { ! { vect_unaligned_possible && vect_align_stack_vars } } } } } */
  73