1//===-- multi3_test.c - Test __multi3 -------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
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",
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);
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;
130#endif
131    return 0;
132}
133