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

   1 /* Verify that overloaded built-ins for vec_unpackh and vec_unpackl with char
   2    inputs produce the right code.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-require-effective-target powerpc_altivec_ok } */
   6 /* { dg-options "-maltivec -O2" } */
   7
   8 #include <altivec.h>
   9
  10 vector bool short
  11 testbc_l (vector bool char vbc2)
  12 {
  13   return vec_unpackl (vbc2);
  14 }
  15
  16 vector signed short
  17 testsc_l (vector signed char vsc2)
  18 {
  19   return vec_unpackl (vsc2);
  20 }
  21
  22 vector bool short
  23 testbc_h (vector bool char vbc2)
  24 {
  25   return vec_unpackh (vbc2);
  26 }
  27
  28 vector signed short
  29 testsc_h (vector signed char vsc2)
  30 {
  31   return vec_unpackh (vsc2);
  32 }
  33
  34 /* { dg-final { scan-assembler-times "vupkhsb" 2 } } */
  35 /* { dg-final { scan-assembler-times "vupklsb" 2 } } */
  36