1 //===-- negti2_test.c - Test __negti2 -------------------------------------===//
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 __negti2 for the compiler_rt library.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #if __x86_64
15 
16 #include "int_lib.h"
17 #include <stdio.h>
18 
19 // Returns: -a
20 
21 ti_int __negti2(ti_int a);
22 
test__negti2(ti_int a,ti_int expected)23 int test__negti2(ti_int a, ti_int expected)
24 {
25     ti_int x = __negti2(a);
26     if (x != expected)
27     {
28         twords at;
29         at.all = a;
30         twords xt;
31         xt.all = x;
32         twords expectedt;
33         expectedt.all = expected;
34         printf("error in __negti2: -0x%.16llX%.16llX = 0x%.16llX%.16llX, "
35                "expected 0x%.16llX%.16llX\n",
36                at.s.high, at.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low);
37     }
38     return x != expected;
39 }
40 
41 char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
42 
43 #endif
44 
main()45 int main()
46 {
47 #if __x86_64
48     if (test__negti2(0, 0))
49         return 1;
50     if (test__negti2(1, -1))
51         return 1;
52     if (test__negti2(-1, 1))
53         return 1;
54     if (test__negti2(2, -2))
55         return 1;
56     if (test__negti2(-2, 2))
57         return 1;
58     if (test__negti2(3, -3))
59         return 1;
60     if (test__negti2(-3, 3))
61         return 1;
62     if (test__negti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL),
63                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL)))
64         return 1;
65     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL),
66                      make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL)))
67         return 1;
68     if (test__negti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL),
69                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL)))
70         return 1;
71     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL),
72                      make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL)))
73         return 1;
74     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL),
75                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
76         return 1;
77     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL),
78                      make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
79         return 1;
80     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL),
81                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
82         return 1;
83     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL),
84                      make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
85         return 1;
86     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000300000000LL),
87                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL)))
88         return 1;
89     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL),
90                      make_ti(0x0000000000000000LL, 0x0000000300000000LL)))
91         return 1;
92     if (test__negti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL),
93                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL)))
94         return 1;
95     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL),
96                      make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL)))
97         return 1;
98     if (test__negti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL),
99                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL)))
100         return 1;
101     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL),
102                      make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
103         return 1;
104     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL),
105                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
106         return 1;
107     if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL),
108                      make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
109         return 1;
110     if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL),
111                      make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
112         return 1;
113     if (test__negti2(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
114                      make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
115         return 1;
116     if (test__negti2(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
117                      make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
118         return 1;
119     if (test__negti2(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
120                      make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
121         return 1;
122 
123 #else
124     printf("skipped\n");
125 #endif
126    return 0;
127 }
128