1 //===--------------- floatunsitf_test.c - Test __floatunsitf --------------===//
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 __floatunsitf for the compiler_rt library.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include <stdio.h>
15 
16 #if __LDBL_MANT_DIG__ == 113
17 
18 #include "fp_test.h"
19 
20 long double __floatunsitf(unsigned int a);
21 
22 int test__floatunsitf(unsigned int a, uint64_t expectedHi, uint64_t expectedLo)
23 {
24     long double x = __floatunsitf(a);
25     int ret = compareResultLD(x, expectedHi, expectedLo);
26 
27     if (ret){
28         printf("error in test__floatunsitf(%u) = %.20Lf, "
29                "expected %.20Lf\n", a, x, fromRep128(expectedHi, expectedLo));
30     }
31     return ret;
32 }
33 
34 char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
35 
36 #endif
37 
38 int main()
39 {
40 #if __LDBL_MANT_DIG__ == 113
41     if (test__floatunsitf(0x7fffffff, UINT64_C(0x401dfffffffc0000), UINT64_C(0x0)))
42         return 1;
43     if (test__floatunsitf(0, UINT64_C(0x0), UINT64_C(0x0)))
44         return 1;
45     if (test__floatunsitf(0xffffffff, UINT64_C(0x401efffffffe0000), UINT64_C(0x0)))
46         return 1;
47     if (test__floatunsitf(0x12345678, UINT64_C(0x401b234567800000), UINT64_C(0x0)))
48         return 1;
49 
50 #else
51     printf("skipped\n");
52 
53 #endif
54     return 0;
55 }
56