gcc/testsuite/gcc.dg/vect/vect-11a.c

   1 /* { dg-require-effective-target vect_int } */
   2 /* { dg-require-effective-target vect_int_mult } */
   3
   4 #include <stdarg.h>
   5 #include "tree-vect.h"
   6
   7 extern void abort (void);
   8
   9 unsigned int A[8] = {0x08000000,0xffffffff,0xff0000ff,0xf0000001,
  10                      0x08000000,0xffffffff,0xff0000ff,0xf0000001};
  11 unsigned int B[8] = {0x08000000,0x08000001,0xff0000ff,0xf0000001,
  12                      0x08000000,0x08000001,0xff0000ff,0xf0000001};
  13 unsigned int Answer[8] = {0,0xf7ffffff,0x0200fe01,0xe0000001,
  14                           0,0xf7ffffff,0x0200fe01,0xe0000001};
  15 unsigned int C[8];
  16
  17 __attribute__ ((noinline))
  18 void u ()
  19 {
  20   int i, j;
  21
  22   for (i=0; i<8; i++)
  23     C[i] = A[i] * B[i];
  24   for (i=0; i<8; i++)
  25     if (C[i] != Answer[i])
  26       abort ();
  27 }
  28
  29 signed int D[8] = {0x08000000,0xffffffff,0xff0000ff,0xf0000001,
  30                    0x08000000,0xffffffff,0xff0000ff,0xf0000001};
  31 signed int E[8] = {0x08000000,0x08000001,0xff0000ff,0xf0000001,
  32                    0x08000000,0x08000001,0xff0000ff,0xf0000001};
  33 signed int Dnswer[8] = {0,0xf7ffffff,0x0200fe01, 0xe0000001,
  34                         0,0xf7ffffff,0x0200fe01, 0xe0000001};
  35 signed int F[8];
  36
  37 __attribute__ ((noinline))
  38 void s()
  39 {
  40   int i, j;
  41
  42   for (i=0; i<8; i++)
  43     F[i] = D[i] * E[i];
  44   for (i=0; i<8; i++)
  45     if (F[i] != Dnswer[i])
  46       abort ();
  47 }
  48
  49 __attribute__ ((noinline))
  50 int main1 ()
  51 {
  52   u();
  53   s();
  54   return 0;
  55 }
  56
  57 int main (void)
  58 {
  59   check_vect ();
  60
  61   return main1 ();
  62 }
  63
  64 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 2 "vect" } } */