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481860b3 GB |
1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
b811d2c2 | 3 | Copyright (C) 2012-2020 Free Software Foundation, Inc. |
481860b3 GB |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | /* The file ../gdb.dwarf2/inline-break.S was generated manually from | |
19 | this file, and should be regenerated if this file is modified. */ | |
20 | ||
21 | #ifdef __GNUC__ | |
522c09bf | 22 | # define ATTR __attribute__((gnu_inline)) __attribute__((always_inline)) |
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23 | #else |
24 | # define ATTR | |
25 | #endif | |
26 | ||
27 | /* A static inlined function that is called once. */ | |
28 | ||
29 | static inline ATTR int | |
30 | func1 (int x) | |
31 | { | |
991ff292 | 32 | return x * 23; /* break here */ |
481860b3 GB |
33 | } |
34 | ||
35 | /* A non-static inlined function that is called once. */ | |
36 | ||
37 | inline ATTR int | |
38 | func2 (int x) | |
39 | { | |
40 | return x * 17; | |
41 | } | |
42 | ||
43 | /* A static inlined function that calls another static inlined | |
44 | function. */ | |
45 | ||
46 | static inline ATTR int | |
47 | func3b (int x) | |
48 | { | |
49 | return x < 14 ? 1 : 2; | |
50 | } | |
51 | ||
52 | static inline ATTR int | |
53 | func3a (int x) | |
54 | { | |
55 | return func3b (x * 23); | |
56 | } | |
57 | ||
58 | /* A non-static inlined function that calls a static inlined | |
59 | function. */ | |
60 | ||
61 | static inline ATTR int | |
62 | func4b (int x) | |
63 | { | |
64 | return x < 13 ? 1 : 2; | |
65 | } | |
66 | ||
67 | inline ATTR int | |
68 | func4a (int x) | |
69 | { | |
70 | return func4b (x * 17); | |
71 | } | |
72 | ||
73 | /* A static inlined function that calls a non-static inlined | |
74 | function. */ | |
75 | ||
76 | inline ATTR int | |
77 | func5b (int x) | |
78 | { | |
79 | return x < 12 ? 1 : 2; | |
80 | } | |
81 | ||
82 | static inline ATTR int | |
83 | func5a (int x) | |
84 | { | |
85 | return func5b (x * 23); | |
86 | } | |
87 | ||
88 | /* A non-static inlined function that calls another non-static inlined | |
89 | function. */ | |
90 | ||
91 | inline ATTR int | |
92 | func6b (int x) | |
93 | { | |
94 | return x < 14 ? 3 : 2; | |
95 | } | |
96 | ||
97 | inline ATTR int | |
98 | func6a (int x) | |
99 | { | |
100 | return func6b (x * 17); | |
101 | } | |
102 | ||
103 | /* A static inlined function that is called more than once. */ | |
104 | ||
105 | static inline ATTR int | |
106 | func7b (int x) | |
107 | { | |
108 | return x < 23 ? 1 : 4; | |
109 | } | |
110 | ||
111 | static inline ATTR int | |
112 | func7a (int x) | |
113 | { | |
114 | return func7b (x * 29); | |
115 | } | |
116 | ||
117 | /* A non-static inlined function that is called more than once. */ | |
118 | ||
119 | inline ATTR int | |
120 | func8b (int x) | |
121 | { | |
122 | return x < 7 ? 11 : 9; | |
123 | } | |
124 | ||
125 | static inline ATTR int | |
126 | func8a (int x) | |
127 | { | |
128 | return func8b (x * 31); | |
129 | } | |
130 | ||
ddfe970e KS |
131 | static inline ATTR int |
132 | inline_func1 (int x) | |
133 | { | |
134 | int y = 1; /* inline_func1 */ | |
135 | ||
136 | return y + x; | |
137 | } | |
138 | ||
139 | static int | |
140 | not_inline_func1 (int x) | |
141 | { | |
142 | int y = 2; /* not_inline_func1 */ | |
143 | ||
144 | return y + inline_func1 (x); | |
145 | } | |
146 | ||
147 | inline ATTR int | |
148 | inline_func2 (int x) | |
149 | { | |
150 | int y = 3; /* inline_func2 */ | |
151 | ||
152 | return y + not_inline_func1 (x); | |
153 | } | |
154 | ||
155 | int | |
156 | not_inline_func2 (int x) | |
157 | { | |
158 | int y = 4; /* not_inline_func2 */ | |
159 | ||
160 | return y + inline_func2 (x); | |
161 | } | |
162 | ||
163 | static inline ATTR int | |
164 | inline_func3 (int x) | |
165 | { | |
166 | int y = 5; /* inline_func3 */ | |
167 | ||
168 | return y + not_inline_func2 (x); | |
169 | } | |
170 | ||
171 | static int | |
172 | not_inline_func3 (int x) | |
173 | { | |
174 | int y = 6; /* not_inline_func3 */ | |
175 | ||
176 | return y + inline_func3 (x); | |
177 | } | |
178 | ||
61b04dd0 PA |
179 | /* The following three functions serve to exercise GDB's inline frame |
180 | skipping logic when setting a user breakpoint on an inline function | |
181 | by name. */ | |
182 | ||
183 | /* A static inlined function that is called by another static inlined | |
184 | function. */ | |
185 | ||
186 | static inline ATTR int | |
187 | func_inline_callee (int x) | |
188 | { | |
189 | return x * 23; | |
190 | } | |
191 | ||
192 | /* A static inlined function that calls another static inlined | |
193 | function. The body of the function is as simple as possible so | |
194 | that both functions are inlined to the same PC address. */ | |
195 | ||
196 | static inline ATTR int | |
197 | func_inline_caller (int x) | |
198 | { | |
199 | return func_inline_callee (x); | |
200 | } | |
201 | ||
202 | /* An extern not-inline function that calls a static inlined | |
203 | function. */ | |
204 | ||
205 | int | |
206 | func_extern_caller (int x) | |
207 | { | |
208 | return func_inline_caller (x); | |
209 | } | |
210 | ||
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211 | /* Entry point. */ |
212 | ||
213 | int | |
214 | main (int argc, char *argv[]) | |
215 | { | |
216 | /* Declaring x as volatile here prevents GCC from combining calls. | |
217 | If GCC is allowed to combine calls then some of them end up with | |
218 | no instructions at all, so there is no specific address for GDB | |
219 | to set a breakpoint at. */ | |
220 | volatile int x = argc; | |
221 | ||
222 | x = func1 (x); | |
223 | ||
224 | x = func2 (x); | |
225 | ||
226 | x = func3a (x); | |
227 | ||
228 | x = func4a (x); | |
229 | ||
230 | x = func5a (x); | |
231 | ||
232 | x = func6a (x); | |
233 | ||
234 | x = func7a (x) + func7b (x); | |
235 | ||
236 | x = func8a (x) + func8b (x); | |
237 | ||
ddfe970e KS |
238 | x = not_inline_func3 (-21); |
239 | ||
61b04dd0 PA |
240 | func_extern_caller (1); |
241 | ||
481860b3 GB |
242 | return x; |
243 | } |