1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -ftree-vectorize" } */
       3  
       4  #include <stdint.h>
       5  
       6  #define LOOP(FACTOR)						\
       7    __attribute__ ((noipa))					\
       8    void								\
       9    test_##FACTOR (uint64_t *restrict dst,			\
      10  		 uint64_t *restrict src, int count)		\
      11    {								\
      12      for (int i = 0; i < count; ++i)				\
      13        dst[i] += (src[i] & 0xffffffff) * FACTOR;			\
      14    }
      15  
      16  #define TEST_ALL(T) T (1) T (2) T (4) T (8)
      17  
      18  TEST_ALL (LOOP)
      19  
      20  /* { dg-final { scan-assembler-not {\tadd\tz[0-9]\.d,} } } */
      21  /* { dg-final { scan-assembler-not {\tlsl\tz[0-9]\.d,} } } */
      22  /* { dg-final { scan-assembler-not {\tand\tz[0-9]\.d,} } } */
      23  /* { dg-final { scan-assembler-not {\tuxtw\tz[0-9]\.d,} } } */
      24  /* { dg-final { scan-assembler-times {\tadr\tz[0-9]\.d, \[z[0-9]\.d, z[0-9]\.d, uxtw\]} 1 } } */
      25  /* { dg-final { scan-assembler-times {\tadr\tz[0-9]\.d, \[z[0-9]\.d, z[0-9]\.d, uxtw 1\]} 1 } } */
      26  /* { dg-final { scan-assembler-times {\tadr\tz[0-9]\.d, \[z[0-9]\.d, z[0-9]\.d, uxtw 2\]} 1 } } */
      27  /* { dg-final { scan-assembler-times {\tadr\tz[0-9]\.d, \[z[0-9]\.d, z[0-9]\.d, uxtw 3\]} 1 } } */