1 //===-- ashrti3_test.c - Test __ashrti3 -----------------------------------===//
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 __ashrti3 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: arithmetic a >> b
20 
21 // Precondition:  0 <= b < bits_in_tword
22 
23 ti_int __ashrti3(ti_int a, si_int b);
24 
test__ashrti3(ti_int a,si_int b,ti_int expected)25 int test__ashrti3(ti_int a, si_int b, ti_int expected)
26 {
27     ti_int x = __ashrti3(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 __ashrti3: 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 
44 char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
45 
46 #endif
47 
main()48 int main()
49 {
50 #ifdef CRT_HAS_128BIT
51     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 0,
52                       make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL)))
53         return 1;
54     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 1,
55                       make_ti(0xFF6E5D4C3B2A190ALL, 0xFF6E5D4C3B2A190ALL)))
56         return 1;
57     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 2,
58                       make_ti(0xFFB72EA61D950C85LL, 0x7FB72EA61D950C85LL)))
59         return 1;
60     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 3,
61                       make_ti(0xFFDB97530ECA8642LL, 0xBFDB97530ECA8642LL)))
62         return 1;
63     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 4,
64                       make_ti(0xFFEDCBA987654321LL, 0x5FEDCBA987654321LL)))
65         return 1;
66 
67     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 28,
68                       make_ti(0xFFFFFFFFEDCBA987LL, 0x6543215FEDCBA987LL)))
69         return 1;
70     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 29,
71                       make_ti(0xFFFFFFFFF6E5D4C3LL, 0xB2A190AFF6E5D4C3LL)))
72         return 1;
73     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 30,
74                       make_ti(0xFFFFFFFFFB72EA61LL, 0xD950C857FB72EA61LL)))
75         return 1;
76     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 31,
77                       make_ti(0xFFFFFFFFFDB97530LL, 0xECA8642BFDB97530LL)))
78         return 1;
79 
80     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 32,
81                       make_ti(0xFFFFFFFFFEDCBA98LL, 0x76543215FEDCBA98LL)))
82         return 1;
83 
84     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 33,
85                       make_ti(0xFFFFFFFFFF6E5D4CLL, 0x3B2A190AFF6E5D4CLL)))
86         return 1;
87     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 34,
88                       make_ti(0xFFFFFFFFFFB72EA6LL, 0x1D950C857FB72EA6LL)))
89         return 1;
90     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 35,
91                       make_ti(0xFFFFFFFFFFDB9753LL, 0x0ECA8642BFDB9753LL)))
92         return 1;
93     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 36,
94                       make_ti(0xFFFFFFFFFFEDCBA9LL, 0x876543215FEDCBA9LL)))
95         return 1;
96 
97     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 60,
98                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xEDCBA9876543215FLL)))
99         return 1;
100     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 61,
101                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xF6E5D4C3B2A190AFLL)))
102         return 1;
103     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 62,
104                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFB72EA61D950C857LL)))
105         return 1;
106     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 63,
107                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFDB97530ECA8642BLL)))
108         return 1;
109 
110     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 64,
111                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFEDCBA9876543215LL)))
112         return 1;
113 
114     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 65,
115                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFF6E5D4C3B2A190ALL)))
116         return 1;
117     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 66,
118                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFB72EA61D950C85LL)))
119         return 1;
120     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 67,
121                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFDB97530ECA8642LL)))
122         return 1;
123     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 68,
124                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFEDCBA987654321LL)))
125         return 1;
126 
127     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 92,
128                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFEDCBA987LL)))
129         return 1;
130     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 93,
131                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFF6E5D4C3LL)))
132         return 1;
133     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 94,
134                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFB72EA61LL)))
135         return 1;
136     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 95,
137                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFDB97530LL)))
138         return 1;
139 
140     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 96,
141                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFEDCBA98LL)))
142         return 1;
143 
144     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 97,
145                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFF6E5D4CLL)))
146         return 1;
147     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 98,
148                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFB72EA6LL)))
149         return 1;
150     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 99,
151                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFDB9753LL)))
152         return 1;
153     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 100,
154                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFEDCBA9LL)))
155         return 1;
156 
157     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 124,
158                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
159         return 1;
160     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 125,
161                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
162         return 1;
163     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 126,
164                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
165         return 1;
166     if (test__ashrti3(make_ti(0xFEDCBA9876543215LL, 0xFEDCBA9876543215LL), 127,
167                       make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
168         return 1;
169 #else
170     printf("skipped\n");
171 #endif
172     return 0;
173 }
174