Subversion Repositories openrisc_2011-10-31

#include <altivec.h>

#include <stdio.h>

vector unsigned int

vector_fun (vector unsigned int a, vector unsigned int b)

{

  vector unsigned int c;

  a = ((vector unsigned int) vec_splat_u8(2));

  b = ((vector unsigned int) vec_splat_u8(3));

  c = vec_add (a, b);

  return c;

}

int

main ()

{

  vector unsigned int y;

  vector unsigned int x;

  vector unsigned int z;

  int a;

  /* This line may look unnecessary but we do need it, because we want to

     have a line to do a next over (so that gdb refetches the registers)

     and we don't want the code to change any vector registers.

     The splat operations below modify the VRs,i

     so we don't want to execute them yet.  */

  a = 9;

  x = ((vector unsigned int) vec_splat_u8 (-2));

  y = ((vector unsigned int) vec_splat_u8 (1));

  z = vector_fun (x, y);

  x = vec_sld (x,y,2);

  x = vec_add (x, ((vector unsigned int){5,6,7,8}));

  z = (vector unsigned int) vec_splat_u8 ( -2);

  y = vec_add (x, z);

  z = (vector unsigned int) vec_cmpeq (x,y);

  return 0;

}