1 //===-- udivsi3_test.c - Test __udivsi3 -----------------------------------===//
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 __udivsi3 for the compiler_rt library.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include "int_lib.h"
15 #include <stdio.h>
16
17 // Returns: a / b
18
19 su_int __udivsi3(su_int a, su_int b);
20
test__udivsi3(su_int a,su_int b,su_int expected_q)21 int test__udivsi3(su_int a, su_int b, su_int expected_q)
22 {
23 su_int q = __udivsi3(a, b);
24 if (q != expected_q)
25 printf("error in __udivsi3: %X / %X = %X, expected %X\n",
26 a, b, q, expected_q);
27 return q != expected_q;
28 }
29
30 su_int tests[][4] =
31 {
32 {0x00000000, 0x00000001, 0x00000000},
33 {0x00000000, 0x00000002, 0x00000000},
34 {0x00000000, 0x00000003, 0x00000000},
35 {0x00000000, 0x00000010, 0x00000000},
36 {0x00000000, 0x078644FA, 0x00000000},
37 {0x00000000, 0x0747AE14, 0x00000000},
38 {0x00000000, 0x7FFFFFFF, 0x00000000},
39 {0x00000000, 0x80000000, 0x00000000},
40 {0x00000000, 0xFFFFFFFD, 0x00000000},
41 {0x00000000, 0xFFFFFFFE, 0x00000000},
42 {0x00000000, 0xFFFFFFFF, 0x00000000},
43 {0x00000001, 0x00000001, 0x00000001},
44 {0x00000001, 0x00000002, 0x00000000},
45 {0x00000001, 0x00000003, 0x00000000},
46 {0x00000001, 0x00000010, 0x00000000},
47 {0x00000001, 0x078644FA, 0x00000000},
48 {0x00000001, 0x0747AE14, 0x00000000},
49 {0x00000001, 0x7FFFFFFF, 0x00000000},
50 {0x00000001, 0x80000000, 0x00000000},
51 {0x00000001, 0xFFFFFFFD, 0x00000000},
52 {0x00000001, 0xFFFFFFFE, 0x00000000},
53 {0x00000001, 0xFFFFFFFF, 0x00000000},
54 {0x00000002, 0x00000001, 0x00000002},
55 {0x00000002, 0x00000002, 0x00000001},
56 {0x00000002, 0x00000003, 0x00000000},
57 {0x00000002, 0x00000010, 0x00000000},
58 {0x00000002, 0x078644FA, 0x00000000},
59 {0x00000002, 0x0747AE14, 0x00000000},
60 {0x00000002, 0x7FFFFFFF, 0x00000000},
61 {0x00000002, 0x80000000, 0x00000000},
62 {0x00000002, 0xFFFFFFFD, 0x00000000},
63 {0x00000002, 0xFFFFFFFE, 0x00000000},
64 {0x00000002, 0xFFFFFFFF, 0x00000000},
65 {0x00000003, 0x00000001, 0x00000003},
66 {0x00000003, 0x00000002, 0x00000001},
67 {0x00000003, 0x00000003, 0x00000001},
68 {0x00000003, 0x00000010, 0x00000000},
69 {0x00000003, 0x078644FA, 0x00000000},
70 {0x00000003, 0x0747AE14, 0x00000000},
71 {0x00000003, 0x7FFFFFFF, 0x00000000},
72 {0x00000003, 0x80000000, 0x00000000},
73 {0x00000003, 0xFFFFFFFD, 0x00000000},
74 {0x00000003, 0xFFFFFFFE, 0x00000000},
75 {0x00000003, 0xFFFFFFFF, 0x00000000},
76 {0x00000010, 0x00000001, 0x00000010},
77 {0x00000010, 0x00000002, 0x00000008},
78 {0x00000010, 0x00000003, 0x00000005},
79 {0x00000010, 0x00000010, 0x00000001},
80 {0x00000010, 0x078644FA, 0x00000000},
81 {0x00000010, 0x0747AE14, 0x00000000},
82 {0x00000010, 0x7FFFFFFF, 0x00000000},
83 {0x00000010, 0x80000000, 0x00000000},
84 {0x00000010, 0xFFFFFFFD, 0x00000000},
85 {0x00000010, 0xFFFFFFFE, 0x00000000},
86 {0x00000010, 0xFFFFFFFF, 0x00000000},
87 {0x078644FA, 0x00000001, 0x078644FA},
88 {0x078644FA, 0x00000002, 0x03C3227D},
89 {0x078644FA, 0x00000003, 0x028216FE},
90 {0x078644FA, 0x00000010, 0x0078644F},
91 {0x078644FA, 0x078644FA, 0x00000001},
92 {0x078644FA, 0x0747AE14, 0x00000001},
93 {0x078644FA, 0x7FFFFFFF, 0x00000000},
94 {0x078644FA, 0x80000000, 0x00000000},
95 {0x078644FA, 0xFFFFFFFD, 0x00000000},
96 {0x078644FA, 0xFFFFFFFE, 0x00000000},
97 {0x078644FA, 0xFFFFFFFF, 0x00000000},
98 {0x0747AE14, 0x00000001, 0x0747AE14},
99 {0x0747AE14, 0x00000002, 0x03A3D70A},
100 {0x0747AE14, 0x00000003, 0x026D3A06},
101 {0x0747AE14, 0x00000010, 0x00747AE1},
102 {0x0747AE14, 0x078644FA, 0x00000000},
103 {0x0747AE14, 0x0747AE14, 0x00000001},
104 {0x0747AE14, 0x7FFFFFFF, 0x00000000},
105 {0x0747AE14, 0x80000000, 0x00000000},
106 {0x0747AE14, 0xFFFFFFFD, 0x00000000},
107 {0x0747AE14, 0xFFFFFFFE, 0x00000000},
108 {0x0747AE14, 0xFFFFFFFF, 0x00000000},
109 {0x7FFFFFFF, 0x00000001, 0x7FFFFFFF},
110 {0x7FFFFFFF, 0x00000002, 0x3FFFFFFF},
111 {0x7FFFFFFF, 0x00000003, 0x2AAAAAAA},
112 {0x7FFFFFFF, 0x00000010, 0x07FFFFFF},
113 {0x7FFFFFFF, 0x078644FA, 0x00000011},
114 {0x7FFFFFFF, 0x0747AE14, 0x00000011},
115 {0x7FFFFFFF, 0x7FFFFFFF, 0x00000001},
116 {0x7FFFFFFF, 0x80000000, 0x00000000},
117 {0x7FFFFFFF, 0xFFFFFFFD, 0x00000000},
118 {0x7FFFFFFF, 0xFFFFFFFE, 0x00000000},
119 {0x7FFFFFFF, 0xFFFFFFFF, 0x00000000},
120 {0x80000000, 0x00000001, 0x80000000},
121 {0x80000000, 0x00000002, 0x40000000},
122 {0x80000000, 0x00000003, 0x2AAAAAAA},
123 {0x80000000, 0x00000010, 0x08000000},
124 {0x80000000, 0x078644FA, 0x00000011},
125 {0x80000000, 0x0747AE14, 0x00000011},
126 {0x80000000, 0x7FFFFFFF, 0x00000001},
127 {0x80000000, 0x80000000, 0x00000001},
128 {0x80000000, 0xFFFFFFFD, 0x00000000},
129 {0x80000000, 0xFFFFFFFE, 0x00000000},
130 {0x80000000, 0xFFFFFFFF, 0x00000000},
131 {0xFFFFFFFD, 0x00000001, 0xFFFFFFFD},
132 {0xFFFFFFFD, 0x00000002, 0x7FFFFFFE},
133 {0xFFFFFFFD, 0x00000003, 0x55555554},
134 {0xFFFFFFFD, 0x00000010, 0x0FFFFFFF},
135 {0xFFFFFFFD, 0x078644FA, 0x00000022},
136 {0xFFFFFFFD, 0x0747AE14, 0x00000023},
137 {0xFFFFFFFD, 0x7FFFFFFF, 0x00000001},
138 {0xFFFFFFFD, 0x80000000, 0x00000001},
139 {0xFFFFFFFD, 0xFFFFFFFD, 0x00000001},
140 {0xFFFFFFFD, 0xFFFFFFFE, 0x00000000},
141 {0xFFFFFFFD, 0xFFFFFFFF, 0x00000000},
142 {0xFFFFFFFE, 0x00000001, 0xFFFFFFFE},
143 {0xFFFFFFFE, 0x00000002, 0x7FFFFFFF},
144 {0xFFFFFFFE, 0x00000003, 0x55555554},
145 {0xFFFFFFFE, 0x00000010, 0x0FFFFFFF},
146 {0xFFFFFFFE, 0x078644FA, 0x00000022},
147 {0xFFFFFFFE, 0x0747AE14, 0x00000023},
148 {0xFFFFFFFE, 0x7FFFFFFF, 0x00000002},
149 {0xFFFFFFFE, 0x80000000, 0x00000001},
150 {0xFFFFFFFE, 0xFFFFFFFD, 0x00000001},
151 {0xFFFFFFFE, 0xFFFFFFFE, 0x00000001},
152 {0xFFFFFFFE, 0xFFFFFFFF, 0x00000000},
153 {0xFFFFFFFF, 0x00000001, 0xFFFFFFFF},
154 {0xFFFFFFFF, 0x00000002, 0x7FFFFFFF},
155 {0xFFFFFFFF, 0x00000003, 0x55555555},
156 {0xFFFFFFFF, 0x00000010, 0x0FFFFFFF},
157 {0xFFFFFFFF, 0x078644FA, 0x00000022},
158 {0xFFFFFFFF, 0x0747AE14, 0x00000023},
159 {0xFFFFFFFF, 0x7FFFFFFF, 0x00000002},
160 {0xFFFFFFFF, 0x80000000, 0x00000001},
161 {0xFFFFFFFF, 0xFFFFFFFD, 0x00000001},
162 {0xFFFFFFFF, 0xFFFFFFFE, 0x00000001},
163 {0xFFFFFFFF, 0xFFFFFFFF, 0x00000001}
164 };
165
main()166 int main()
167 {
168 const unsigned N = sizeof(tests) / sizeof(tests[0]);
169 unsigned i;
170 for (i = 0; i < N; ++i)
171 if (test__udivsi3(tests[i][0], tests[i][1], tests[i][2]))
172 return 1;
173
174 return 0;
175 }
176