1  /* { dg-do assemble { target aarch64_asm_sve_ok } } */
       2  /* { dg-options "-O -msve-vector-bits=256 --save-temps -mlittle-endian" } */
       3  
       4  typedef __UINT16_TYPE__ vnx8hi __attribute__((vector_size (32)));
       5  typedef _Float16 vnx8hf __attribute__((vector_size (32)));
       6  
       7  #define MASK_2(X, Y) (X) ^ (Y), (X + 1) ^ (Y)
       8  #define MASK_4(X, Y) MASK_2 (X, Y), MASK_2 (X + 2, Y)
       9  #define MASK_8(X, Y) MASK_4 (X, Y), MASK_4 (X + 4, Y)
      10  #define MASK_16(X, Y) MASK_8 (X, Y), MASK_8 (X + 8, Y)
      11  #define MASK_32(X, Y) MASK_16 (X, Y), MASK_16 (X + 16, Y)
      12  
      13  #define INDEX_16 vnx8hi
      14  
      15  #define PERMUTE(TYPE, NUNITS, REV_NUNITS)				\
      16    TYPE permute_##TYPE##_##REV_NUNITS (TYPE values1, TYPE values2)	\
      17    {									\
      18      return __builtin_shuffle						\
      19        (values1, values2,						\
      20         ((INDEX_##NUNITS) { MASK_##NUNITS (0, REV_NUNITS - 1) }));	\
      21    }
      22  
      23  #define TEST_ALL(T)				\
      24    T (vnx8hi, 16, 2)				\
      25    T (vnx8hi, 16, 4)				\
      26    T (vnx8hf, 16, 2)				\
      27    T (vnx8hf, 16, 4)
      28  
      29  TEST_ALL (PERMUTE)
      30  
      31  /* { dg-final { scan-assembler-not {\ttbl\t} } } */
      32  
      33  /* { dg-final { scan-assembler-times {\trevh\tz[0-9]+\.d, p[0-7]/m, z[0-9]+\.d} 2 } } */
      34  /* { dg-final { scan-assembler-times {\trevh\tz[0-9]+\.s, p[0-7]/m, z[0-9]+\.s} 2 } } */