muldf3vfp_test.c revision 77ed6142daed1e068fbda64405d0de9845e40e1a 
1//===-- muldf3vfp_test.c - Test __muldf3vfp -------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file tests __muldf3vfp for the compiler_rt library.
11//
12//===----------------------------------------------------------------------===//
13
14#include <stdio.h>
15#include <stdlib.h>
16#include <math.h>
17
18
19#if __arm__
20extern double __muldf3vfp(double a, double b);
21
22int test__muldf3vfp(double a, double b)
23{
24    double actual = __muldf3vfp(a, b);
25    double expected = a * b;
26    if (actual != expected)
27        printf("error in test__muldf3vfp(%f, %f) = %f, expected %f\n",
28               a, b, actual, expected);
29    return actual != expected;
30}
31#endif
32
33int main()
34{
35#if __arm__
36    if (test__muldf3vfp(0.5, 10.0))
37        return 1;
38    if (test__muldf3vfp(-0.5, -2.0))
39        return 1;
40    if (test__muldf3vfp(HUGE_VALF, 0.25))
41        return 1;
42    if (test__muldf3vfp(-0.125, HUGE_VALF))
43        return 1;
44    if (test__muldf3vfp(0.0, -0.0))
45		return 1;
46#endif
47    return 0;
48}
49