gcc/testsuite/gcc.target/powerpc/vec-xxpermdi.c

   1 /* { dg-do run { target { powerpc64*-*-* && vsx_hw } } } */
   2 /* { dg-options "-O2 -mvsx" } */
   3
   4 /* Added for PR79261 to test that vec_xxpermdi works correctly for
   5    both BE and LE targets.  */
   6
   7 #include <altivec.h>
   8 void abort (void);
   9
  10 vector double vdx = { 0.0, 1.0 };
  11 vector double vdy = { 2.0, 3.0 };
  12 vector double vdz;
  13
  14 vector signed long long vsllx = { 0, 1 };
  15 vector signed long long vslly = { 2, 3 };
  16 vector signed long long vsllz;
  17
  18 vector float vfx = { 0.0, 1.0, 2.0, 3.0 };
  19 vector float vfy = { 4.0, 5.0, 6.0, 7.0 };
  20 vector float vfz;
  21
  22 vector signed int vsix = { 0, 1, 2, 3 };
  23 vector signed int vsiy = { 4, 5, 6, 7 };
  24 vector signed int vsiz;
  25
  26 vector signed short vssx = { 0, 1, 2, 3, 4, 5, 6, 7 };
  27 vector signed short vssy = { 8, 9, 10, 11, 12, 13, 14, 15 };
  28 vector signed short vssz;
  29
  30 vector signed char vscx = { 0, 1, 2, 3, 4, 5, 6, 7,
  31                             8, 9, 10, 11, 12, 13, 14, 15 };
  32 vector signed char vscy = { 16, 17, 18, 19, 20, 21, 22, 23,
  33                             24, 25, 26, 27, 28, 29, 30, 31 };
  34 vector signed char vscz;
  35
  36 int
  37 main ()
  38 {
  39   vdz = vec_xxpermdi (vdx, vdy, 0b01);
  40   if (vdz[0] != 0.0 || vdz[1] != 3.0)
  41     abort ();
  42
  43   vsllz = vec_xxpermdi (vsllx, vslly, 0b10);
  44   if (vsllz[0] != 1 || vsllz[1] != 2)
  45     abort ();
  46
  47   vfz = vec_xxpermdi (vfx, vfy, 0b01);
  48   if (vfz[0] != 0.0 || vfz[1] != 1.0 || vfz[2] != 6.0 || vfz[3] != 7.0)
  49     abort ();
  50
  51   vsiz = vec_xxpermdi (vsix, vsiy, 0b10);
  52   if (vsiz[0] != 2 || vsiz[1] != 3 || vsiz[2] != 4 || vsiz[3] != 5)
  53     abort ();
  54
  55   vssz = vec_xxpermdi (vssx, vssy, 0b00);
  56   if (vssz[0] != 0 || vssz[1] != 1 || vssz[2] != 2 || vssz[3] != 3
  57       || vssz[4] != 8 || vssz[5] != 9 || vssz[6] != 10 || vssz[7] != 11)
  58     abort ();
  59
  60   vscz = vec_xxpermdi (vscx, vscy, 0b11);
  61   if (vscz[0] != 8 || vscz[1] != 9 || vscz[2] != 10 || vscz[3] != 11
  62       || vscz[4] != 12 || vscz[5] != 13 || vscz[6] != 14 || vscz[7] != 15
  63       || vscz[8] != 24 || vscz[9] != 25 || vscz[10] != 26 || vscz[11] != 27
  64       || vscz[12] != 28 || vscz[13] != 29 || vscz[14] != 30 || vscz[15] != 31)
  65     abort ();
  66
  67   return 0;
  68 }