gcc/testsuite/gcc.target/powerpc/vadsdu-4.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target powerpc_vsx_ok } */
   3 /* { dg-options "-mdejagnu-cpu=power9 -mvsx" } */
   4
   5 /* This test should succeed on both 32- and 64-bit configurations.  */
   6 #include <altivec.h>
   7
   8 __vector unsigned char
   9 doAbsoluteDifferenceUnsignedChar (__vector unsigned char *p,
  10                                   __vector unsigned char *q)
  11 {
  12   __vector unsigned char source_1, source_2;
  13   __vector unsigned char result;
  14
  15   source_1 = *p;
  16   source_2 = *q;
  17
  18   result = __builtin_vec_vadu (source_1, source_2);
  19   return result;
  20 }
  21
  22 /* { dg-final { scan-assembler "vabsdub" } } */