summaryrefslogtreecommitdiff
path: root/test/builtins/Unit/ltdf2vfp_test.c
blob: fdbe9a17bc29dfbc77c41922e5ac89b2c5a4e074 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
//===-- ltdf2vfp_test.c - Test __ltdf2vfp ---------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file tests __ltdf2vfp for the compiler_rt library.
//
//===----------------------------------------------------------------------===//

#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <math.h>


extern int __ltdf2vfp(double a, double b);

#if __arm__ && __VFP_FP__
int test__ltdf2vfp(double a, double b)
{
    int actual = __ltdf2vfp(a, b);
	int expected = (a < b) ? 1 : 0;
    if (actual != expected)
        printf("error in __ltdf2vfp(%f, %f) = %d, expected %d\n",
               a, b, actual, expected);
    return actual != expected;
}
#endif

int main()
{
#if __arm__ && __VFP_FP__
    if (test__ltdf2vfp(0.0, 0.0))
        return 1;
    if (test__ltdf2vfp(1.0, 1.0))
        return 1;
    if (test__ltdf2vfp(-1.0, -1.0))
        return 1;
    if (test__ltdf2vfp(HUGE_VAL, 1.0))
        return 1;
    if (test__ltdf2vfp(1.0, HUGE_VAL))
        return 1;
#else
    printf("skipped\n");
#endif
    return 0;
}