gcc/testsuite/gcc.target/powerpc/fold-vec-unpack-float.c

   1 /* Verify that overloaded built-ins for vec_unpackh and vec_unpackl with float
   2    inputs produce the right code.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-options "-mvsx -O2" } */
   6 /* { dg-additional-options "-mdejagnu-cpu=power8" { target { ! has_arch_pwr8 } } } */
   7 /* { dg-require-effective-target powerpc_vsx } */
   8
   9 #include <altivec.h>
  10
  11 vector double
  12 testf_l (vector float vf2)
  13 {
  14   return vec_unpackl (vf2);
  15 }
  16
  17 vector double
  18 testf_h (vector float vf2)
  19 {
  20   return vec_unpackh (vf2);
  21 }
  22
  23 /* { dg-final { scan-assembler-times "xxsldwi" 4 } } */
  24 /* { dg-final { scan-assembler-times "xvcvspdp" 2 } } */