1  /* { dg-options "-Ofast -mlow-precision-sqrt" } */
       2  
       3  #define DEF_LOOP(TYPE, FN)		\
       4    void					\
       5    test_##TYPE (TYPE *x, int n)		\
       6    {					\
       7      for (int i = 0; i < n; ++i)		\
       8        x[i] = FN (x[i]);			\
       9    }
      10  
      11  #define TEST_ALL(T)			\
      12    T (_Float16, __builtin_sqrtf16)	\
      13    T (float, __builtin_sqrtf)		\
      14    T (double, __builtin_sqrt)
      15  
      16  TEST_ALL (DEF_LOOP)
      17  
      18  /* { dg-final { scan-assembler {\tfsqrt\tz[0-9]+\.h} } } */
      19  /* { dg-final { scan-assembler-not {\tfrsqrte\tz[0-9]+\.h} } } */
      20  /* { dg-final { scan-assembler-not {\tfrsqrts\tz[0-9]+\.h} } } */
      21  
      22  /* { dg-final { scan-assembler-times {\tmovprfx\tz[0-9]+\.s, p[0-7]/z} 1 } } */
      23  /* { dg-final { scan-assembler-times {\tfmul\tz[0-9]+\.s} 3 } } */
      24  /* { dg-final { scan-assembler-times {\tfrsqrte\tz[0-9]+\.s} 1 } } */
      25  /* { dg-final { scan-assembler-times {\tfrsqrts\tz[0-9]+\.s} 1 } } */
      26  
      27  /* { dg-final { scan-assembler-times {\tmovprfx\tz[0-9]+\.d, p[0-7]/z} 1 } } */
      28  /* { dg-final { scan-assembler-times {\tfmul\tz[0-9]+\.d} 5 } } */
      29  /* { dg-final { scan-assembler-times {\tfrsqrte\tz[0-9]+\.d} 1 } } */
      30  /* { dg-final { scan-assembler-times {\tfrsqrts\tz[0-9]+\.d} 2 } } */