1//===--------------- floatsitf_test.c - Test __floatsitf ------------------===//
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 __floatsitf for the compiler_rt library.
11//
12//===----------------------------------------------------------------------===//
13
14#include "int_lib.h"
15#include <stdio.h>
16
17#if __LDBL_MANT_DIG__ == 113
18
19#include "fp_test.h"
20
21long COMPILER_RT_ABI double __floatsitf(int a);
22
23int test__floatsitf(int a, uint64_t expectedHi, uint64_t expectedLo)
24{
25    long double x = __floatsitf(a);
26    int ret = compareResultLD(x, expectedHi, expectedLo);
27
28    if (ret)
29    {
30        printf("error in test__floatsitf(%d) = %.20Lf, "
31               "expected %.20Lf\n", a, x, fromRep128(expectedHi, expectedLo));
32    }
33    return ret;
34}
35
36char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
37
38#endif
39
40int main()
41{
42#if __LDBL_MANT_DIG__ == 113
43    if (test__floatsitf(0x80000000, UINT64_C(0xc01e000000000000), UINT64_C(0x0)))
44        return 1;
45    if (test__floatsitf(0x7fffffff, UINT64_C(0x401dfffffffc0000), UINT64_C(0x0)))
46        return 1;
47    if (test__floatsitf(0, UINT64_C(0x0), UINT64_C(0x0)))
48        return 1;
49    if (test__floatsitf(0xffffffff, UINT64_C(0xbfff000000000000), UINT64_C(0x0)))
50        return 1;
51    if (test__floatsitf(0x12345678, UINT64_C(0x401b234567800000), UINT64_C(0x0)))
52        return 1;
53    if (test__floatsitf(-0x12345678, UINT64_C(0xc01b234567800000), UINT64_C(0x0)))
54        return 1;
55
56#else
57    printf("skipped\n");
58
59#endif
60    return 0;
61}
62