Commit | Line | Data |
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daab1251 CV |
1 | /* Unwinder test program. |
2 | ||
b811d2c2 | 3 | Copyright (C) 2003-2020 Free Software Foundation, Inc. |
daab1251 CV |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
daab1251 | 10 | (at your option) any later version. |
a9762ec7 | 11 | |
daab1251 CV |
12 | This program is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
a9762ec7 | 16 | |
daab1251 | 17 | You should have received a copy of the GNU General Public License |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
daab1251 CV |
19 | |
20 | #ifdef SYMBOL_PREFIX | |
21 | #define SYMBOL(str) SYMBOL_PREFIX #str | |
22 | #else | |
23 | #define SYMBOL(str) #str | |
24 | #endif | |
25 | ||
55ed7501 | 26 | void gdb1253 (void); |
62104619 | 27 | void gdb1718 (void); |
c945b932 | 28 | void gdb1338 (void); |
a8958849 | 29 | void jump_at_beginning (void); |
a7a0a6a9 JK |
30 | void standard (void); |
31 | void stack_align_ecx (void); | |
32 | void stack_align_edx (void); | |
33 | void stack_align_eax (void); | |
55ed7501 MK |
34 | |
35 | int | |
36 | main (void) | |
37 | { | |
b6702b23 | 38 | standard (); |
5eefc2b7 JB |
39 | stack_align_ecx (); |
40 | stack_align_edx (); | |
41 | stack_align_eax (); | |
55ed7501 | 42 | gdb1253 (); |
62104619 | 43 | gdb1718 (); |
c945b932 | 44 | gdb1338 (); |
a8958849 | 45 | jump_at_beginning (); |
55ed7501 MK |
46 | return 0; |
47 | } | |
48 | ||
b6702b23 MK |
49 | /* A normal prologue. */ |
50 | ||
51 | asm(".text\n" | |
52 | " .align 8\n" | |
53 | SYMBOL (standard) ":\n" | |
54 | " pushl %ebp\n" | |
55 | " movl %esp, %ebp\n" | |
56 | " pushl %edi\n" | |
57 | " int $0x03\n" | |
58 | " leave\n" | |
59 | " ret\n"); | |
60 | ||
c945b932 | 61 | /* Relevant part of the prologue from symtab/1253. */ |
55ed7501 MK |
62 | |
63 | asm(".text\n" | |
64 | " .align 8\n" | |
daab1251 | 65 | SYMBOL (gdb1253) ":\n" |
55ed7501 MK |
66 | " pushl %ebp\n" |
67 | " xorl %ecx, %ecx\n" | |
68 | " movl %esp, %ebp\n" | |
69 | " pushl %edi\n" | |
70 | " int $0x03\n" | |
71 | " leave\n" | |
72 | " ret\n"); | |
c945b932 | 73 | |
62104619 MK |
74 | /* Relevant part of the prologue from backtrace/1718. */ |
75 | ||
76 | asm(".text\n" | |
77 | " .align 8\n" | |
78 | SYMBOL (gdb1718) ":\n" | |
79 | " pushl %ebp\n" | |
80 | " movl $0x11111111, %eax\n" | |
81 | " movl %esp, %ebp\n" | |
82 | " pushl %esi\n" | |
83 | " movl $0x22222222, %esi\n" | |
84 | " pushl %ebx\n" | |
85 | " int $0x03\n" | |
86 | " leave\n" | |
87 | " ret\n"); | |
88 | ||
c945b932 MK |
89 | /* Relevant part of the prologue from backtrace/1338. */ |
90 | ||
91 | asm(".text\n" | |
92 | " .align 8\n" | |
daab1251 | 93 | SYMBOL (gdb1338) ":\n" |
c945b932 MK |
94 | " pushl %edi\n" |
95 | " pushl %esi\n" | |
96 | " pushl %ebx\n" | |
97 | " int $0x03\n" | |
98 | " popl %ebx\n" | |
99 | " popl %esi\n" | |
100 | " popl %edi\n" | |
101 | " ret\n"); | |
a8958849 MK |
102 | |
103 | /* The purpose of this function is to verify that, during prologue | |
104 | skip, GDB does not follow a jump at the beginnning of the "real" | |
105 | code. */ | |
106 | ||
107 | asm(".text\n" | |
108 | " .align 8\n" | |
daab1251 | 109 | SYMBOL (jump_at_beginning) ":\n" |
a8958849 MK |
110 | " pushl %ebp\n" |
111 | " movl %esp,%ebp\n" | |
112 | " jmp .gdbjump\n" | |
113 | " nop\n" | |
114 | ".gdbjump:\n" | |
115 | " movl %ebp,%esp\n" | |
116 | " popl %ebp\n" | |
117 | " ret\n"); | |
31d8bdd2 MK |
118 | |
119 | asm(".text\n" | |
120 | " .align 8\n" | |
5eefc2b7 | 121 | SYMBOL (stack_align_ecx) ":\n" |
31d8bdd2 MK |
122 | " leal 4(%esp), %ecx\n" |
123 | " andl $-16, %esp\n" | |
124 | " pushl -4(%ecx)\n" | |
125 | " pushl %ebp\n" | |
126 | " movl %esp, %ebp\n" | |
127 | " pushl %edi\n" | |
128 | " pushl %ecx\n" | |
129 | " int $0x03\n" | |
130 | " popl %ecx\n" | |
131 | " popl %edi\n" | |
132 | " popl %ebp\n" | |
133 | " leal -4(%ecx), %esp\n" | |
134 | " ret\n"); | |
5eefc2b7 JB |
135 | |
136 | asm(".text\n" | |
137 | " .align 8\n" | |
138 | SYMBOL (stack_align_edx) ":\n" | |
139 | " leal 4(%esp), %edx\n" | |
140 | " andl $-16, %esp\n" | |
141 | " pushl -4(%edx)\n" | |
142 | " pushl %ebp\n" | |
143 | " movl %esp, %ebp\n" | |
144 | " pushl %edi\n" | |
145 | " pushl %ecx\n" | |
146 | " int $0x03\n" | |
147 | " popl %ecx\n" | |
148 | " popl %edi\n" | |
149 | " popl %ebp\n" | |
150 | " leal -4(%edx), %esp\n" | |
151 | " ret\n"); | |
152 | ||
153 | asm(".text\n" | |
154 | " .align 8\n" | |
155 | SYMBOL (stack_align_eax) ":\n" | |
156 | " leal 4(%esp), %eax\n" | |
157 | " andl $-16, %esp\n" | |
158 | " pushl -4(%eax)\n" | |
159 | " pushl %ebp\n" | |
160 | " movl %esp, %ebp\n" | |
161 | " pushl %edi\n" | |
162 | " pushl %ecx\n" | |
163 | " int $0x03\n" | |
164 | " popl %ecx\n" | |
165 | " popl %edi\n" | |
166 | " popl %ebp\n" | |
167 | " leal -4(%eax), %esp\n" | |
168 | " ret\n"); | |
169 |