gcc/testsuite/gcc.target/powerpc/vadsdu-2.c

   1 /* { dg-do compile { target { powerpc*-*-* } } } */
   2 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power9" } } */
   3 /* { dg-require-effective-target p9vector_hw } */
   4 /* { dg-options "-mcpu=power9" } */
   5
   6 /* This test should succeed on both 32- and 64-bit configurations.  */
   7 #include <altivec.h>
   8
   9 __vector unsigned short
  10 doAbsoluteDifferenceUnsignedShort (__vector unsigned short *p,
  11                                    __vector unsigned short *q)
  12 {
  13   __vector unsigned short source_1, source_2;
  14   __vector unsigned short result;
  15
  16   source_1 = *p;
  17   source_2 = *q;
  18
  19   result = __builtin_vec_vadu (source_1, source_2);
  20   return result;
  21 }
  22
  23 /* { dg-final { scan-assembler "vabsduh" } } */