1//===-- cmpti2_test.c - Test __cmpti2 -------------------------------------===//
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 __cmpti2 for the compiler_rt library.
11//
12//===----------------------------------------------------------------------===//
13
14#include "int_lib.h"
15#include <stdio.h>
16
17#ifdef CRT_HAS_128BIT
18
19// Returns:  if (a <  b) returns 0
20//           if (a == b) returns 1
21//           if (a >  b) returns 2
22
23si_int __cmpti2(ti_int a, ti_int b);
24
25int test__cmpti2(ti_int a, ti_int b, si_int expected)
26{
27    si_int x = __cmpti2(a, b);
28    if (x != expected)
29    {
30        twords at;
31        at.all = a;
32        twords bt;
33        bt.all = b;
34        printf("error in __cmpti2(0x%llX%.16llX, 0x%llX%.16llX) = %d, expected %d\n",
35               at.s.high, at.s.low, bt.s.high, bt.s.low, x, expected);
36    }
37    return x != expected;
38}
39
40char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
41
42#endif
43
44int main()
45{
46#ifdef CRT_HAS_128BIT
47    if (test__cmpti2(0, 0, 1))
48        return 1;
49    if (test__cmpti2(1, 1, 1))
50        return 1;
51    if (test__cmpti2(2, 2, 1))
52        return 1;
53    if (test__cmpti2(0x7FFFFFFF, 0x7FFFFFFF, 1))
54        return 1;
55    if (test__cmpti2(0x80000000, 0x80000000, 1))
56        return 1;
57    if (test__cmpti2(0x80000001, 0x80000001, 1))
58        return 1;
59    if (test__cmpti2(0xFFFFFFFF, 0xFFFFFFFF, 1))
60        return 1;
61    if (test__cmpti2(0x000000010000000LL, 0x000000010000000LL, 1))
62        return 1;
63    if (test__cmpti2(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL, 1))
64        return 1;
65
66    if (test__cmpti2(0x0000000200000002LL, 0x0000000300000001LL, 0))
67        return 1;
68    if (test__cmpti2(0x0000000200000002LL, 0x0000000300000002LL, 0))
69        return 1;
70    if (test__cmpti2(0x0000000200000002LL, 0x0000000300000003LL, 0))
71        return 1;
72
73    if (test__cmpti2(0x0000000200000002LL, 0x0000000100000001LL, 2))
74        return 1;
75    if (test__cmpti2(0x0000000200000002LL, 0x0000000100000002LL, 2))
76        return 1;
77    if (test__cmpti2(0x0000000200000002LL, 0x0000000100000003LL, 2))
78        return 1;
79
80    if (test__cmpti2(0x0000000200000002LL, 0x0000000200000001LL, 2))
81        return 1;
82    if (test__cmpti2(0x0000000200000002LL, 0x0000000200000002LL, 1))
83        return 1;
84    if (test__cmpti2(0x0000000200000002LL, 0x0000000200000003LL, 0))
85        return 1;
86
87    if (test__cmpti2(make_ti(2, 2), make_ti(3, 1), 0))
88        return 1;
89    if (test__cmpti2(make_ti(2, 2), make_ti(3, 2), 0))
90        return 1;
91    if (test__cmpti2(make_ti(2, 2), make_ti(3, 3), 0))
92        return 1;
93
94    if (test__cmpti2(make_ti(2, 2), make_ti(1, 1), 2))
95        return 1;
96    if (test__cmpti2(make_ti(2, 2), make_ti(1, 2), 2))
97        return 1;
98    if (test__cmpti2(make_ti(2, 2), make_ti(1, 3), 2))
99        return 1;
100
101    if (test__cmpti2(make_ti(2, 2), make_ti(2, 1), 2))
102        return 1;
103    if (test__cmpti2(make_ti(2, 2), make_ti(2, 2), 1))
104        return 1;
105    if (test__cmpti2(make_ti(2, 2), make_ti(2, 3), 0))
106        return 1;
107
108#else
109    printf("skipped\n");
110#endif
111   return 0;
112}
113