gcc/testsuite/gcc.target/aarch64/xorsign.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3" } */
   3
   4 double
   5 check_d_pos (double x, double y)
   6 {
   7   return x * __builtin_copysign (1.0, y);
   8 }
   9
  10 float
  11 check_f_pos (float x, float y)
  12 {
  13   return x * __builtin_copysignf (1.0f, y);
  14 }
  15
  16 long double
  17 check_l_pos (long double x, long double y)
  18 {
  19   return x * __builtin_copysignl (1.0, y);
  20 }
  21
  22 /* --------------- */
  23
  24 double
  25 check_d_neg (double x, double y)
  26 {
  27   return x * __builtin_copysign (-1.0, y);
  28 }
  29
  30 float
  31 check_f_neg (float x, float y)
  32 {
  33   return x * __builtin_copysignf (-1.0f, y);
  34 }
  35
  36 long double
  37 check_l_neg (long double x, long double y)
  38 {
  39   return x * __builtin_copysignl (-1.0, y);
  40 }
  41
  42 /* --------------- */
  43
  44 double
  45 check_d_pos_rev (double x, double y)
  46 {
  47   return __builtin_copysign (1.0, y) * x;
  48 }
  49
  50 float
  51 check_f_pos_rev (float x, float y)
  52 {
  53   return __builtin_copysignf (1.0f, y) * x;
  54 }
  55
  56 long double
  57 check_l_pos_rev (long double x, long double y)
  58 {
  59   return __builtin_copysignl (1.0, y) * x;
  60 }
  61
  62 /* --------------- */
  63
  64 double
  65 check_d_neg_rev (double x, double y)
  66 {
  67   return __builtin_copysign (-1.0, y) * x;
  68 }
  69
  70 float
  71 check_f_neg_rev (float x, float y)
  72 {
  73   return __builtin_copysignf (-1.0f, y) * x;
  74 }
  75
  76 long double
  77 check_l_neg_rev (long double x, long double y)
  78 {
  79   return __builtin_copysignl (-1.0, y) * x;
  80 }
  81
  82 /* { dg-final { scan-assembler "\[ \t\]?eor\[ \t\]?" } } */
  83 /* { dg-final { scan-assembler "\[ \t\]?and\[ \t\]?" } } */
  84 /* { dg-final { scan-assembler-not "copysign" } } */
  85 /* { dg-final { scan-assembler-not "\[ \t\]?orr\[ \t\]?" } } */
  86 /* { dg-final { scan-assembler-not "\[ \t\]?fmul\[ \t\]?" } } */