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gerrit-public.fairphone.software / platform / external / compiler-rt / c1a1ed62228288155459d39194995a36aca4a8a6 / . / test / Unit / multi3_test.c
blob: f8c6605eb254a23a2f85753af4abb5c99946ca5f [file] [log] [blame]
Daniel Dunbarb3a69012009-06-26 16:47:03 +0000[diff] [blame]1//===-- multi3_test.c - Test __multi3 -------------------------------------===//
2//
3// The LLVM Compiler Infrastructure
4//
Howard Hinnant9ad441f2010-11-16 22:13:33 +0000[diff] [blame]5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
Daniel Dunbarb3a69012009-06-26 16:47:03 +0000[diff] [blame]7//
8//===----------------------------------------------------------------------===//
9//
10// This file tests __multi3 for the compiler_rt library.
11//
12//===----------------------------------------------------------------------===//
13
14#if __x86_64
15
16#include "int_lib.h"
17#include <stdio.h>
18
19ti_int __multi3(ti_int a, ti_int b);
20
21int test__multi3(ti_int a, ti_int b, ti_int expected)
22{
23 ti_int x = __multi3(a, b);
24 if (x != expected)
25 {
26 twords at;
27 at.all = a;
28 twords bt;
29 bt.all = b;
30 twords xt;
31 xt.all = x;
32 twords expectedt;
33 expectedt.all = expected;
34 printf("error in __multi3: 0x%.16llX%.16llX * 0x%.16llX%.16llX = "
35 "0x%.16llX%.16llX, expected 0x%.16llX%.16llX\n",
Daniel Dunbarcff52482009-10-27 17:49:07 +0000[diff] [blame]36 at.s.high, at.s.low, bt.s.high, bt.s.low, xt.s.high, xt.s.low,
37 expectedt.s.high, expectedt.s.low);
Daniel Dunbarb3a69012009-06-26 16:47:03 +0000[diff] [blame]38 }
39 return x != expected;
40}
41
42char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
43
44#endif
45
46int main()
47{
48#if __x86_64
49 if (test__multi3(0, 0, 0))
50 return 1;
51 if (test__multi3(0, 1, 0))
52 return 1;
53 if (test__multi3(1, 0, 0))
54 return 1;
55 if (test__multi3(0, 10, 0))
56 return 1;
57 if (test__multi3(10, 0, 0))
58 return 1;
59 if (test__multi3(0, 81985529216486895LL, 0))
60 return 1;
61 if (test__multi3(81985529216486895LL, 0, 0))
62 return 1;
63
64 if (test__multi3(0, -1, 0))
65 return 1;
66 if (test__multi3(-1, 0, 0))
67 return 1;
68 if (test__multi3(0, -10, 0))
69 return 1;
70 if (test__multi3(-10, 0, 0))
71 return 1;
72 if (test__multi3(0, -81985529216486895LL, 0))
73 return 1;
74 if (test__multi3(-81985529216486895LL, 0, 0))
75 return 1;
76
77 if (test__multi3(1, 1, 1))
78 return 1;
79 if (test__multi3(1, 10, 10))
80 return 1;
81 if (test__multi3(10, 1, 10))
82 return 1;
83 if (test__multi3(1, 81985529216486895LL, 81985529216486895LL))
84 return 1;
85 if (test__multi3(81985529216486895LL, 1, 81985529216486895LL))
86 return 1;
87
88 if (test__multi3(1, -1, -1))
89 return 1;
90 if (test__multi3(1, -10, -10))
91 return 1;
92 if (test__multi3(-10, 1, -10))
93 return 1;
94 if (test__multi3(1, -81985529216486895LL, -81985529216486895LL))
95 return 1;
96 if (test__multi3(-81985529216486895LL, 1, -81985529216486895LL))
97 return 1;
98
99 if (test__multi3(3037000499LL, 3037000499LL, 9223372030926249001LL))
100 return 1;
101 if (test__multi3(-3037000499LL, 3037000499LL, -9223372030926249001LL))
102 return 1;
103 if (test__multi3(3037000499LL, -3037000499LL, -9223372030926249001LL))
104 return 1;
105 if (test__multi3(-3037000499LL, -3037000499LL, 9223372030926249001LL))
106 return 1;
107
108 if (test__multi3(4398046511103LL, 2097152LL, 9223372036852678656LL))
109 return 1;
110 if (test__multi3(-4398046511103LL, 2097152LL, -9223372036852678656LL))
111 return 1;
112 if (test__multi3(4398046511103LL, -2097152LL, -9223372036852678656LL))
113 return 1;
114 if (test__multi3(-4398046511103LL, -2097152LL, 9223372036852678656LL))
115 return 1;
116
117 if (test__multi3(2097152LL, 4398046511103LL, 9223372036852678656LL))
118 return 1;
119 if (test__multi3(-2097152LL, 4398046511103LL, -9223372036852678656LL))
120 return 1;
121 if (test__multi3(2097152LL, -4398046511103LL, -9223372036852678656LL))
122 return 1;
123 if (test__multi3(-2097152LL, -4398046511103LL, 9223372036852678656LL))
124 return 1;
125
126 if (test__multi3(make_ti(0x00000000000000B5LL, 0x04F333F9DE5BE000LL),
127 make_ti(0x0000000000000000LL, 0x00B504F333F9DE5BLL),
128 make_ti(0x7FFFFFFFFFFFF328LL, 0xDF915DA296E8A000LL)))
129 return 1;
Joerg Sonnenberger74828152011-05-29 21:43:29 +0000[diff] [blame]130#else
131 printf("skipped\n");
Daniel Dunbarb3a69012009-06-26 16:47:03 +0000[diff] [blame]132#endif
133 return 0;
134}