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 "int_lib.h"
15 #include <stdio.h>
16
17 #if __LDBL_MANT_DIG__ == 113
18
19 #include "fp_test.h"
20
21 COMPILER_RT_ABI long double __floatunsitf(unsigned int a);
22
test__floatunsitf(unsigned int a,uint64_t expectedHi,uint64_t expectedLo)23 int test__floatunsitf(unsigned int a, uint64_t expectedHi, uint64_t expectedLo)
24 {
25 long double x = __floatunsitf(a);
26 int ret = compareResultLD(x, expectedHi, expectedLo);
27
28 if (ret){
29 printf("error in test__floatunsitf(%u) = %.20Lf, "
30 "expected %.20Lf\n", a, x, fromRep128(expectedHi, expectedLo));
31 }
32 return ret;
33 }
34
35 char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
36
37 #endif
38
main()39 int main()
40 {
41 #if __LDBL_MANT_DIG__ == 113
42 if (test__floatunsitf(0x7fffffff, UINT64_C(0x401dfffffffc0000), UINT64_C(0x0)))
43 return 1;
44 if (test__floatunsitf(0, UINT64_C(0x0), UINT64_C(0x0)))
45 return 1;
46 if (test__floatunsitf(0xffffffff, UINT64_C(0x401efffffffe0000), UINT64_C(0x0)))
47 return 1;
48 if (test__floatunsitf(0x12345678, UINT64_C(0x401b234567800000), UINT64_C(0x0)))
49 return 1;
50
51 #else
52 printf("skipped\n");
53
54 #endif
55 return 0;
56 }
57