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32364e50 CC |
1 | // two_file_test_2_tls.cc -- a two file test case for gold, with a TLS symbol |
2 | ||
82704155 | 3 | // Copyright (C) 2006-2019 Free Software Foundation, Inc. |
32364e50 CC |
4 | // Written by Ian Lance Taylor <iant@google.com>. |
5 | ||
6 | // This file is part of gold. | |
7 | ||
8 | // This program is free software; you can redistribute it and/or modify | |
9 | // it under the terms of the GNU General Public License as published by | |
10 | // the Free Software Foundation; either version 3 of the License, or | |
11 | // (at your option) any later version. | |
12 | ||
13 | // This program is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | ||
18 | // You should have received a copy of the GNU General Public License | |
19 | // along with this program; if not, write to the Free Software | |
20 | // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
21 | // MA 02110-1301, USA. | |
22 | ||
23 | // This tests references between files. This is file 2, and | |
24 | // two_file_test_1.cc is file 1. See file 1 for details. | |
25 | ||
26 | #include "two_file_test.h" | |
27 | ||
28 | // 1 Code in file 1 calls code in file 2. | |
29 | ||
30 | __thread int tls1 = 123; | |
31 | ||
32 | int | |
33 | t1_2() | |
34 | { | |
35 | return tls1; | |
36 | } | |
37 | ||
38 | bool | |
39 | t1a() | |
40 | { | |
41 | return t1_2() == 123; | |
42 | } | |
43 | ||
44 | // 2 Code in file 1 refers to global data in file 2. | |
45 | ||
46 | int v2 = 456; | |
47 | ||
48 | // 3 Code in file 1 referes to common symbol in file 2. This is | |
49 | // initialized at runtime to 789. | |
50 | ||
51 | int v3; | |
52 | ||
53 | // 4 Code in file 1 refers to offset within global data in file 2. | |
54 | ||
55 | char v4[] = "Hello, world"; | |
56 | ||
57 | // 5 Code in file 1 refers to offset within common symbol in file 2. | |
58 | // This is initialized at runtime to a copy of v4. | |
59 | ||
60 | char v5[13]; | |
61 | ||
62 | // 6 Data in file 1 refers to global data in file 2. This reuses v2. | |
63 | ||
64 | // 7 Data in file 1 refers to common symbol in file 2. This reuses v3. | |
65 | ||
66 | // 8 Data in file 1 refers to offset within global data in file 2. | |
67 | // This reuses v4. | |
68 | ||
69 | // 9 Data in file 1 refers to offset within common symbol in file 2. | |
70 | // This reuses v5. | |
71 | ||
72 | // 10 Data in file 1 refers to function in file 2. | |
73 | ||
74 | int | |
75 | f10() | |
76 | { | |
77 | return 135; | |
78 | } | |
79 | ||
80 | // 11 Pass function pointer from file 1 to file 2. | |
81 | ||
82 | int | |
83 | f11b(int (*pfn)()) | |
84 | { | |
85 | return (*pfn)(); | |
86 | } | |
87 | ||
88 | // 12 Compare address of function for equality in both files. | |
89 | ||
90 | bool | |
91 | (*f12())() | |
92 | { | |
93 | return &t12; | |
94 | } | |
95 | ||
96 | // 13 Compare address of inline function for equality in both files. | |
97 | ||
98 | void | |
99 | (*f13())() | |
100 | { | |
101 | return &f13i; | |
102 | } | |
103 | ||
104 | // 14 Compare string constants in file 1 and file 2. | |
105 | ||
106 | const char* | |
107 | f14() | |
108 | { | |
109 | return TEST_STRING_CONSTANT; | |
110 | } | |
111 | ||
112 | // 15 Compare wide string constants in file 1 and file 2. | |
113 | ||
114 | const wchar_t* | |
115 | f15() | |
116 | { | |
117 | return TEST_WIDE_STRING_CONSTANT; | |
118 | } | |
119 | ||
120 | // 17 File 1 checks array of string constants defined in file 2. | |
121 | ||
122 | const char* t17data[T17_COUNT] = | |
123 | { | |
124 | "a", "b", "c", "d", "e" | |
125 | }; | |
126 | ||
127 | // 18 File 1 checks string constants referenced directly in file 2. | |
128 | ||
129 | const char* | |
130 | f18(int i) | |
131 | { | |
132 | switch (i) | |
133 | { | |
134 | case 0: | |
135 | return "a"; | |
136 | case 1: | |
137 | return "b"; | |
138 | case 2: | |
139 | return "c"; | |
140 | case 3: | |
141 | return "d"; | |
142 | case 4: | |
143 | return "e"; | |
144 | default: | |
145 | return 0; | |
146 | } | |
147 | } |