1 /* Tests for _FloatN / _FloatNx types: compile and execution tests for
2 valid code with complex arithmetic. Before including this file,
3 define WIDTH as the value N; define EXT to 1 for _FloatNx and 0 for
4 _FloatN. */
5
6 #define CONCATX(X, Y) X ## Y
7 #define CONCAT(X, Y) CONCATX (X, Y)
8 #define CONCAT3(X, Y, Z) CONCAT (CONCAT (X, Y), Z)
9 #define CONCAT4(W, X, Y, Z) CONCAT (CONCAT (CONCAT (W, X), Y), Z)
10
11 #if EXT
12 # define TYPE CONCAT3 (_Float, WIDTH, x)
13 # define CST(C) CONCAT4 (C, f, WIDTH, x)
14 # define CSTI(C) CONCAT4 (C, if, WIDTH, x)
15 # define CSTI2(C) CONCAT4 (C, F, WIDTH, xi)
16 #else
17 # define TYPE CONCAT (_Float, WIDTH)
18 # define CST(C) CONCAT3 (C, f, WIDTH)
19 # define CSTI(C) CONCAT3 (C, if, WIDTH)
20 # define CSTI2(C) CONCAT4 (C, F, WIDTH, i)
21 #endif
22
23 extern void exit (int);
24 extern void abort (void);
25
26 volatile TYPE a = CST (1.0);
27 volatile _Complex TYPE b = CST (2.0) + CSTI (3.0);
28 volatile _Complex TYPE c = CST (2.0) + CSTI2 (3.0);
29 volatile _Complex TYPE d = __builtin_complex (CST (2.0), CST (3.0));
30
31 _Complex TYPE
fn(_Complex TYPE arg)32 fn (_Complex TYPE arg)
33 {
34 return arg / 4;
35 }
36
37 int
main(void)38 main (void)
39 {
40 volatile _Complex TYPE r;
41 if (b != c)
42 abort ();
43 if (b != d)
44 abort ();
45 r = a + b;
46 if (__real__ r != CST (3.0) || __imag__ r != CST (3.0))
47 abort ();
48 r += d;
49 if (__real__ r != CST (5.0) || __imag__ r != CST (6.0))
50 abort ();
51 r -= a;
52 if (__real__ r != CST (4.0) || __imag__ r != CST (6.0))
53 abort ();
54 r /= (a + a);
55 if (__real__ r != CST (2.0) || __imag__ r != CST (3.0))
56 abort ();
57 r *= (a + a);
58 if (__real__ r != CST (4.0) || __imag__ r != CST (6.0))
59 abort ();
60 r -= b;
61 if (__real__ r != CST (2.0) || __imag__ r != CST (3.0))
62 abort ();
63 r *= r;
64 if (__real__ r != -CST (5.0) || __imag__ r != CST (12.0))
65 abort ();
66 /* Division may not be exact, so round result before comparing. */
67 r /= b;
68 r += __builtin_complex (CST (100.0), CST (100.0));
69 r -= __builtin_complex (CST (100.0), CST (100.0));
70 if (r != b)
71 abort ();
72 r = fn (r);
73 if (__real__ r != CST (0.5) || __imag__ r != CST (0.75))
74 abort ();
75 exit (0);
76 }
77