multi3_test.c
4.12 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
// RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_multi3
// REQUIRES: int128
//===-- multi3_test.c - Test __multi3 -------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file tests __multi3 for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include "int_lib.h"
#include <stdio.h>
#ifdef CRT_HAS_128BIT
COMPILER_RT_ABI ti_int __multi3(ti_int a, ti_int b);
int test__multi3(ti_int a, ti_int b, ti_int expected)
{
ti_int x = __multi3(a, b);
if (x != expected)
{
twords at;
at.all = a;
twords bt;
bt.all = b;
twords xt;
xt.all = x;
twords expectedt;
expectedt.all = expected;
printf("error in __multi3: 0x%.16llX%.16llX * 0x%.16llX%.16llX = "
"0x%.16llX%.16llX, expected 0x%.16llX%.16llX\n",
at.s.high, at.s.low, bt.s.high, bt.s.low, xt.s.high, xt.s.low,
expectedt.s.high, expectedt.s.low);
}
return x != expected;
}
char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
#endif
int main()
{
#ifdef CRT_HAS_128BIT
if (test__multi3(0, 0, 0))
return 1;
if (test__multi3(0, 1, 0))
return 1;
if (test__multi3(1, 0, 0))
return 1;
if (test__multi3(0, 10, 0))
return 1;
if (test__multi3(10, 0, 0))
return 1;
if (test__multi3(0, 81985529216486895LL, 0))
return 1;
if (test__multi3(81985529216486895LL, 0, 0))
return 1;
if (test__multi3(0, -1, 0))
return 1;
if (test__multi3(-1, 0, 0))
return 1;
if (test__multi3(0, -10, 0))
return 1;
if (test__multi3(-10, 0, 0))
return 1;
if (test__multi3(0, -81985529216486895LL, 0))
return 1;
if (test__multi3(-81985529216486895LL, 0, 0))
return 1;
if (test__multi3(1, 1, 1))
return 1;
if (test__multi3(1, 10, 10))
return 1;
if (test__multi3(10, 1, 10))
return 1;
if (test__multi3(1, 81985529216486895LL, 81985529216486895LL))
return 1;
if (test__multi3(81985529216486895LL, 1, 81985529216486895LL))
return 1;
if (test__multi3(1, -1, -1))
return 1;
if (test__multi3(1, -10, -10))
return 1;
if (test__multi3(-10, 1, -10))
return 1;
if (test__multi3(1, -81985529216486895LL, -81985529216486895LL))
return 1;
if (test__multi3(-81985529216486895LL, 1, -81985529216486895LL))
return 1;
if (test__multi3(3037000499LL, 3037000499LL, 9223372030926249001LL))
return 1;
if (test__multi3(-3037000499LL, 3037000499LL, -9223372030926249001LL))
return 1;
if (test__multi3(3037000499LL, -3037000499LL, -9223372030926249001LL))
return 1;
if (test__multi3(-3037000499LL, -3037000499LL, 9223372030926249001LL))
return 1;
if (test__multi3(4398046511103LL, 2097152LL, 9223372036852678656LL))
return 1;
if (test__multi3(-4398046511103LL, 2097152LL, -9223372036852678656LL))
return 1;
if (test__multi3(4398046511103LL, -2097152LL, -9223372036852678656LL))
return 1;
if (test__multi3(-4398046511103LL, -2097152LL, 9223372036852678656LL))
return 1;
if (test__multi3(2097152LL, 4398046511103LL, 9223372036852678656LL))
return 1;
if (test__multi3(-2097152LL, 4398046511103LL, -9223372036852678656LL))
return 1;
if (test__multi3(2097152LL, -4398046511103LL, -9223372036852678656LL))
return 1;
if (test__multi3(-2097152LL, -4398046511103LL, 9223372036852678656LL))
return 1;
if (test__multi3(make_ti(0x00000000000000B5LL, 0x04F333F9DE5BE000LL),
make_ti(0x0000000000000000LL, 0x00B504F333F9DE5BLL),
make_ti(0x7FFFFFFFFFFFF328LL, 0xDF915DA296E8A000LL)))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}