gcc/testsuite/gcc.target/powerpc/fold-vec-cntlz-short.c

   1 /* Verify that overloaded built-ins for vec_cntlz with int
   2    inputs produce the right results.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-require-effective-target powerpc_p8vector_ok } */
   6 /* { dg-options "-maltivec -mpower8-vector -O2" } */
   7
   8 #include <altivec.h>
   9
  10 vector signed short
  11 testsi (vector signed short vss2)
  12 {
  13   return vec_cntlz (vss2);
  14 }
  15
  16 vector unsigned short
  17 testui (vector unsigned short vus2)
  18 {
  19   return vec_cntlz (vus2);
  20 }
  21
  22 /* { dg-final { scan-assembler-times "vclzh" 2 } } */