1 //===--------------- extendsftf2_test.c - Test __extendsftf2 --------------===//
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 __extendsftf2 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 __extendsftf2(float a);
21
test__extendsftf2(float a,uint64_t expectedHi,uint64_t expectedLo)22 int test__extendsftf2(float a, uint64_t expectedHi, uint64_t expectedLo)
23 {
24 long double x = __extendsftf2(a);
25 int ret = compareResultLD(x, expectedHi, expectedLo);
26
27 if (ret)
28 {
29 printf("error in test__extendsftf2(%f) = %.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 // qNaN
43 if (test__extendsftf2(makeQNaN32(),
44 UINT64_C(0x7fff800000000000),
45 UINT64_C(0x0)))
46 return 1;
47 // NaN
48 if (test__extendsftf2(makeNaN32(UINT32_C(0x410000)),
49 UINT64_C(0x7fff820000000000),
50 UINT64_C(0x0)))
51 return 1;
52 // inf
53 if (test__extendsftf2(makeInf32(),
54 UINT64_C(0x7fff000000000000),
55 UINT64_C(0x0)))
56 return 1;
57 // zero
58 if (test__extendsftf2(0.0f, UINT64_C(0x0), UINT64_C(0x0)))
59 return 1;
60
61 if (test__extendsftf2(0x1.23456p+5f,
62 UINT64_C(0x4004234560000000),
63 UINT64_C(0x0)))
64 return 1;
65 if (test__extendsftf2(0x1.edcbap-9f,
66 UINT64_C(0x3ff6edcba0000000),
67 UINT64_C(0x0)))
68 return 1;
69 if (test__extendsftf2(0x1.23456p+45f,
70 UINT64_C(0x402c234560000000),
71 UINT64_C(0x0)))
72 return 1;
73 if (test__extendsftf2(0x1.edcbap-45f,
74 UINT64_C(0x3fd2edcba0000000),
75 UINT64_C(0x0)))
76 return 1;
77
78 #else
79 printf("skipped\n");
80
81 #endif
82 return 0;
83 }
84