1 //===-- truncdfsf2vfp_test.c - Test __truncdfsf2vfp -----------------------===//
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 __truncdfsf2vfp for the compiler_rt library.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "int_lib.h"
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include <math.h>
18 
19 
20 extern COMPILER_RT_ABI float __truncdfsf2vfp(double a);
21 
22 #if __arm__
test__truncdfsf2vfp(double a)23 int test__truncdfsf2vfp(double a)
24 {
25     float actual = __truncdfsf2vfp(a);
26     float expected = a;
27     if (actual != expected)
28         printf("error in test__truncdfsf2vfp(%f) = %f, expected %f\n",
29                a, actual, expected);
30     return actual != expected;
31 }
32 #endif
33 
main()34 int main()
35 {
36 #if __arm__
37     if (test__truncdfsf2vfp(0.0))
38         return 1;
39     if (test__truncdfsf2vfp(1.0))
40         return 1;
41     if (test__truncdfsf2vfp(-1.0))
42         return 1;
43     if (test__truncdfsf2vfp(3.1415926535))
44         return 1;
45     if (test__truncdfsf2vfp(123.456))
46         return 1;
47 #else
48     printf("skipped\n");
49 #endif
50     return 0;
51 }
52