gcc/testsuite/gcc.dg/vmx/ste-be-order.c

   1 /* { dg-options "-maltivec=be -mabi=altivec -std=gnu99 -mno-vsx" } */
   2
   3 #include "harness.h"
   4
   5 static unsigned char svuc[16] __attribute__ ((aligned (16)));
   6 static signed char svsc[16] __attribute__ ((aligned (16)));
   7 static unsigned short svus[8] __attribute__ ((aligned (16)));
   8 static signed short svss[8] __attribute__ ((aligned (16)));
   9 static unsigned int svui[4] __attribute__ ((aligned (16)));
  10 static signed int svsi[4] __attribute__ ((aligned (16)));
  11 static float svf[4] __attribute__ ((aligned (16)));
  12
  13 static void check_arrays ()
  14 {
  15   check (svuc[9] == 9, "svuc");
  16   check (svsc[14] == 6, "svsc");
  17   check (svus[7] == 7, "svus");
  18   check (svss[1] == -3, "svss");
  19   check (svui[3] == 3, "svui");
  20   check (svsi[2] == 0, "svsi");
  21   check (svf[0] == 0.0, "svf");
  22 }
  23
  24 static void test ()
  25 {
  26 #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
  27   vector unsigned char vuc = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0};
  28   vector signed char vsc = {7,6,5,4,3,2,1,0,-1,-2,-3,-4,-5,-6,-7,-8};
  29   vector unsigned short vus = {7,6,5,4,3,2,1,0};
  30   vector signed short vss = {3,2,1,0,-1,-2,-3,-4};
  31   vector unsigned int vui = {3,2,1,0};
  32   vector signed int vsi = {1,0,-1,-2};
  33   vector float vf = {3.0,2.0,1.0,0.0};
  34 #else
  35   vector unsigned char vuc = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
  36   vector signed char vsc = {-8,-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7};
  37   vector unsigned short vus = {0,1,2,3,4,5,6,7};
  38   vector signed short vss = {-4,-3,-2,-1,0,1,2,3};
  39   vector unsigned int vui = {0,1,2,3};
  40   vector signed int vsi = {-2,-1,0,1};
  41   vector float vf = {0.0,1.0,2.0,3.0};
  42 #endif
  43
  44   vec_ste (vuc, 9*1, (unsigned char *)svuc);
  45   vec_ste (vsc, 14*1, (signed char *)svsc);
  46   vec_ste (vus, 7*2, (unsigned short *)svus);
  47   vec_ste (vss, 1*2, (signed short *)svss);
  48   vec_ste (vui, 3*4, (unsigned int *)svui);
  49   vec_ste (vsi, 2*4, (signed int *)svsi);
  50   vec_ste (vf,  0*4, (float *)svf);
  51
  52   check_arrays ();
  53 }