1 //===-- subsf3vfp_test.c - Test __subsf3vfp -------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file tests __subsf3vfp for the compiler_rt library.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include <stdio.h>
15 #include <stdlib.h>
16 #include <math.h>
17
18
19 extern float __subsf3vfp(float a, float b);
20
21 #if __arm__
test__subsf3vfp(float a,float b)22 int test__subsf3vfp(float a, float b)
23 {
24 float actual = __subsf3vfp(a, b);
25 float expected = a - b;
26 if (actual != expected)
27 printf("error in test__subsf3vfp(%f, %f) = %f, expected %f\n",
28 a, b, actual, expected);
29 return actual != expected;
30 }
31 #endif
32
main()33 int main()
34 {
35 #if __arm__
36 if (test__subsf3vfp(1.0, 1.0))
37 return 1;
38 if (test__subsf3vfp(1234.567, 765.4321))
39 return 1;
40 if (test__subsf3vfp(-123.0, -678.0))
41 return 1;
42 if (test__subsf3vfp(0.0, -0.0))
43 return 1;
44 #endif
45 return 0;
46 }
47