1//===-- lshrti3_test.c - Test __lshrti3 -----------------------------------===//
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 __lshrti3 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: logical a >> b
20
21// Precondition:  0 <= b < bits_in_dword
22
23ti_int __lshrti3(ti_int a, si_int b);
24
25int test__lshrti3(ti_int a, si_int b, ti_int expected)
26{
27    ti_int x = __lshrti3(a, b);
28    if (x != expected)
29    {
30        twords at;
31        at.all = a;
32        twords xt;
33        xt.all = x;
34        twords expectedt;
35        expectedt.all = expected;
36        printf("error in __lshrti3: 0x%llX%.16llX >> %d = 0x%llX%.16llX,"
37               " expected 0x%llX%.16llX\n",
38                at.s.high, at.s.low, b, xt.s.high, xt.s.low,
39                expectedt.s.high, expectedt.s.low);
40    }
41    return x != expected;
42}
43
44char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
45
46#endif
47
48int main()
49{
50#ifdef CRT_HAS_128BIT
51    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 0,
52                      make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL)))
53        return 1;
54    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 1,
55                      make_ti(0x7F6E5D4C3B2A190ALL, 0xFF6E5D4C3B2A190ALL)))
56        return 1;
57    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 2,
58                      make_ti(0x3FB72EA61D950C85LL, 0x7FB72EA61D950C85LL)))
59        return 1;
60    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 3,
61                      make_ti(0x1FDB97530ECA8642LL, 0xBFDB97530ECA8642LL)))
62        return 1;
63    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 4,
64                      make_ti(0x0FEDCBA987654321LL, 0x5FEDCBA987654321LL)))
65        return 1;
66
67    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 28,
68                      make_ti(0x0000000FEDCBA987LL, 0x6543215FEDCBA987LL)))
69        return 1;
70    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 29,
71                      make_ti(0x00000007F6E5D4C3LL, 0xB2A190AFF6E5D4C3LL)))
72        return 1;
73    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 30,
74                      make_ti(0x00000003FB72EA61LL, 0xD950C857FB72EA61LL)))
75        return 1;
76    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 31,
77                      make_ti(0x00000001FDB97530LL, 0xECA8642BFDB97530LL)))
78        return 1;
79
80    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 32,
81                      make_ti(0x00000000FEDCBA98LL, 0x76543215FEDCBA98LL)))
82        return 1;
83
84    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 33,
85                      make_ti(0x000000007F6E5D4CLL, 0x3B2A190AFF6E5D4CLL)))
86        return 1;
87    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 34,
88                      make_ti(0x000000003FB72EA6LL, 0x1D950C857FB72EA6LL)))
89        return 1;
90    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 35,
91                      make_ti(0x000000001FDB9753LL, 0x0ECA8642BFDB9753LL)))
92        return 1;
93    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 36,
94                      make_ti(0x000000000FEDCBA9LL, 0x876543215FEDCBA9LL)))
95        return 1;
96
97    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 60,
98                      make_ti(0x000000000000000FLL, 0xEDCBA9876543215FLL)))
99        return 1;
100    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 61,
101                      make_ti(0x0000000000000007LL, 0xF6E5D4C3B2A190AFLL)))
102        return 1;
103    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 62,
104                      make_ti(0x0000000000000003LL, 0xFB72EA61D950C857LL)))
105        return 1;
106    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 63,
107                      make_ti(0x0000000000000001LL, 0xFDB97530ECA8642BLL)))
108        return 1;
109
110    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 64,
111                      make_ti(0x0000000000000000LL, 0xFEDCBA9876543215LL)))
112        return 1;
113
114    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 65,
115                      make_ti(0x0000000000000000LL, 0x7F6E5D4C3B2A190ALL)))
116        return 1;
117    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 66,
118                      make_ti(0x0000000000000000LL, 0x3FB72EA61D950C85LL)))
119        return 1;
120    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 67,
121                      make_ti(0x0000000000000000LL, 0x1FDB97530ECA8642LL)))
122        return 1;
123    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 68,
124                      make_ti(0x0000000000000000LL, 0x0FEDCBA987654321LL)))
125        return 1;
126
127    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 92,
128                      make_ti(0x0000000000000000LL, 0x0000000FEDCBA987LL)))
129        return 1;
130    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 93,
131                      make_ti(0x0000000000000000LL, 0x00000007F6E5D4C3LL)))
132        return 1;
133    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 94,
134                      make_ti(0x0000000000000000LL, 0x00000003FB72EA61LL)))
135        return 1;
136    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 95,
137                      make_ti(0x0000000000000000LL, 0x00000001FDB97530LL)))
138        return 1;
139
140    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 96,
141                      make_ti(0x0000000000000000LL, 0x00000000FEDCBA98LL)))
142        return 1;
143
144    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 97,
145                      make_ti(0x0000000000000000LL, 0x000000007F6E5D4CLL)))
146        return 1;
147    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 98,
148                      make_ti(0x0000000000000000LL, 0x000000003FB72EA6LL)))
149        return 1;
150    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 99,
151                      make_ti(0x0000000000000000LL, 0x000000001FDB9753LL)))
152        return 1;
153    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 100,
154                      make_ti(0x0000000000000000LL, 0x000000000FEDCBA9LL)))
155        return 1;
156
157    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 124,
158                      make_ti(0x0000000000000000LL, 0x000000000000000FLL)))
159        return 1;
160    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 125,
161                      make_ti(0x0000000000000000LL, 0x0000000000000007LL)))
162        return 1;
163    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 126,
164                      make_ti(0x0000000000000000LL, 0x0000000000000003LL)))
165        return 1;
166    if (test__lshrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 127,
167                      make_ti(0x0000000000000000LL, 0x0000000000000001LL)))
168        return 1;
169#else
170    printf("skipped\n");
171#endif
172    return 0;
173}
174