1 //===-- muldi3_test.c - Test __muldi3 -------------------------------------===//
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 __muldi3 for the compiler_rt library.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #include "int_lib.h"
15 #include <stdio.h>
16
17 di_int __muldi3(di_int a, di_int b);
18
test__muldi3(di_int a,di_int b,di_int expected)19 int test__muldi3(di_int a, di_int b, di_int expected)
20 {
21 di_int x = __muldi3(a, b);
22 if (x != expected)
23 printf("error in __muldi3: %lld * %lld = %lld, expected %lld\n",
24 a, b, __muldi3(a, b), expected);
25 return x != expected;
26 }
27
28 char assumption_1[sizeof(di_int) == 2*sizeof(si_int)] = {0};
29
main()30 int main()
31 {
32 if (test__muldi3(0, 0, 0))
33 return 1;
34 if (test__muldi3(0, 1, 0))
35 return 1;
36 if (test__muldi3(1, 0, 0))
37 return 1;
38 if (test__muldi3(0, 10, 0))
39 return 1;
40 if (test__muldi3(10, 0, 0))
41 return 1;
42 if (test__muldi3(0, 81985529216486895LL, 0))
43 return 1;
44 if (test__muldi3(81985529216486895LL, 0, 0))
45 return 1;
46
47 if (test__muldi3(0, -1, 0))
48 return 1;
49 if (test__muldi3(-1, 0, 0))
50 return 1;
51 if (test__muldi3(0, -10, 0))
52 return 1;
53 if (test__muldi3(-10, 0, 0))
54 return 1;
55 if (test__muldi3(0, -81985529216486895LL, 0))
56 return 1;
57 if (test__muldi3(-81985529216486895LL, 0, 0))
58 return 1;
59
60 if (test__muldi3(1, 1, 1))
61 return 1;
62 if (test__muldi3(1, 10, 10))
63 return 1;
64 if (test__muldi3(10, 1, 10))
65 return 1;
66 if (test__muldi3(1, 81985529216486895LL, 81985529216486895LL))
67 return 1;
68 if (test__muldi3(81985529216486895LL, 1, 81985529216486895LL))
69 return 1;
70
71 if (test__muldi3(1, -1, -1))
72 return 1;
73 if (test__muldi3(1, -10, -10))
74 return 1;
75 if (test__muldi3(-10, 1, -10))
76 return 1;
77 if (test__muldi3(1, -81985529216486895LL, -81985529216486895LL))
78 return 1;
79 if (test__muldi3(-81985529216486895LL, 1, -81985529216486895LL))
80 return 1;
81
82 if (test__muldi3(3037000499LL, 3037000499LL, 9223372030926249001LL))
83 return 1;
84 if (test__muldi3(-3037000499LL, 3037000499LL, -9223372030926249001LL))
85 return 1;
86 if (test__muldi3(3037000499LL, -3037000499LL, -9223372030926249001LL))
87 return 1;
88 if (test__muldi3(-3037000499LL, -3037000499LL, 9223372030926249001LL))
89 return 1;
90
91 if (test__muldi3(4398046511103LL, 2097152LL, 9223372036852678656LL))
92 return 1;
93 if (test__muldi3(-4398046511103LL, 2097152LL, -9223372036852678656LL))
94 return 1;
95 if (test__muldi3(4398046511103LL, -2097152LL, -9223372036852678656LL))
96 return 1;
97 if (test__muldi3(-4398046511103LL, -2097152LL, 9223372036852678656LL))
98 return 1;
99
100 if (test__muldi3(2097152LL, 4398046511103LL, 9223372036852678656LL))
101 return 1;
102 if (test__muldi3(-2097152LL, 4398046511103LL, -9223372036852678656LL))
103 return 1;
104 if (test__muldi3(2097152LL, -4398046511103LL, -9223372036852678656LL))
105 return 1;
106 if (test__muldi3(-2097152LL, -4398046511103LL, 9223372036852678656LL))
107 return 1;
108
109 return 0;
110 }
111