1  /* { dg-do assemble { target aarch64_asm_sve_ok } } */
       2  /* { dg-options "-O -msve-vector-bits=256 --save-temps" } */
       3  
       4  #include <stdint.h>
       5  
       6  typedef int8_t vnx16qi __attribute__((vector_size (32)));
       7  typedef int16_t vnx8hi __attribute__((vector_size (32)));
       8  typedef int32_t vnx4si __attribute__((vector_size (32)));
       9  typedef int64_t vnx2di __attribute__((vector_size (32)));
      10  typedef _Float16 vnx8hf __attribute__((vector_size (32)));
      11  typedef float vnx4sf __attribute__((vector_size (32)));
      12  typedef double vnx2df __attribute__((vector_size (32)));
      13  
      14  #define MASK_2(X, Y) (Y) - 1 - (X), (Y) - 2 - (X)
      15  #define MASK_4(X, Y) MASK_2 (X, Y), MASK_2 (X + 2, Y)
      16  #define MASK_8(X, Y) MASK_4 (X, Y), MASK_4 (X + 4, Y)
      17  #define MASK_16(X, Y) MASK_8 (X, Y), MASK_8 (X + 8, Y)
      18  #define MASK_32(X, Y) MASK_16 (X, Y), MASK_16 (X + 16, Y)
      19  
      20  #define INDEX_32 vnx16qi
      21  #define INDEX_16 vnx8hi
      22  #define INDEX_8 vnx4si
      23  #define INDEX_4 vnx2di
      24  
      25  #define PERMUTE(TYPE, NUNITS)						\
      26    TYPE permute_##TYPE (TYPE values1, TYPE values2)			\
      27    {									\
      28      return __builtin_shuffle						\
      29        (values1, values2,						\
      30         ((INDEX_##NUNITS) { MASK_##NUNITS (0, NUNITS) }));		\
      31    }
      32  
      33  #define TEST_ALL(T)				\
      34    T (vnx16qi, 32)				\
      35    T (vnx8hi, 16)				\
      36    T (vnx4si, 8)					\
      37    T (vnx2di, 4)					\
      38    T (vnx8hf, 16)				\
      39    T (vnx4sf, 8)					\
      40    T (vnx2df, 4)
      41  
      42  TEST_ALL (PERMUTE)
      43  
      44  /* { dg-final { scan-assembler-not {\ttbl\t} } } */
      45  
      46  /* { dg-final { scan-assembler-times {\trev\tz[0-9]+\.b, z[0-9]+\.b\n} 1 } } */
      47  /* { dg-final { scan-assembler-times {\trev\tz[0-9]+\.h, z[0-9]+\.h\n} 2 } } */
      48  /* { dg-final { scan-assembler-times {\trev\tz[0-9]+\.s, z[0-9]+\.s\n} 2 } } */
      49  /* { dg-final { scan-assembler-times {\trev\tz[0-9]+\.d, z[0-9]+\.d\n} 2 } } */