Commit | Line | Data |
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daab1251 CV |
1 | /* Unwinder test program. |
2 | ||
3 | Copyright 2003, 2004 Free Software Foundation, Inc. | |
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 | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
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. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #ifdef SYMBOL_PREFIX | |
23 | #define SYMBOL(str) SYMBOL_PREFIX #str | |
24 | #else | |
25 | #define SYMBOL(str) #str | |
26 | #endif | |
27 | ||
55ed7501 | 28 | void gdb1253 (void); |
62104619 | 29 | void gdb1718 (void); |
c945b932 | 30 | void gdb1338 (void); |
a8958849 | 31 | void jump_at_beginning (void); |
55ed7501 MK |
32 | |
33 | int | |
34 | main (void) | |
35 | { | |
36 | gdb1253 (); | |
62104619 | 37 | gdb1718 (); |
c945b932 | 38 | gdb1338 (); |
a8958849 | 39 | jump_at_beginning (); |
55ed7501 MK |
40 | return 0; |
41 | } | |
42 | ||
c945b932 | 43 | /* Relevant part of the prologue from symtab/1253. */ |
55ed7501 MK |
44 | |
45 | asm(".text\n" | |
46 | " .align 8\n" | |
daab1251 | 47 | SYMBOL (gdb1253) ":\n" |
55ed7501 MK |
48 | " pushl %ebp\n" |
49 | " xorl %ecx, %ecx\n" | |
50 | " movl %esp, %ebp\n" | |
51 | " pushl %edi\n" | |
52 | " int $0x03\n" | |
53 | " leave\n" | |
54 | " ret\n"); | |
c945b932 | 55 | |
62104619 MK |
56 | /* Relevant part of the prologue from backtrace/1718. */ |
57 | ||
58 | asm(".text\n" | |
59 | " .align 8\n" | |
60 | SYMBOL (gdb1718) ":\n" | |
61 | " pushl %ebp\n" | |
62 | " movl $0x11111111, %eax\n" | |
63 | " movl %esp, %ebp\n" | |
64 | " pushl %esi\n" | |
65 | " movl $0x22222222, %esi\n" | |
66 | " pushl %ebx\n" | |
67 | " int $0x03\n" | |
68 | " leave\n" | |
69 | " ret\n"); | |
70 | ||
c945b932 MK |
71 | /* Relevant part of the prologue from backtrace/1338. */ |
72 | ||
73 | asm(".text\n" | |
74 | " .align 8\n" | |
daab1251 | 75 | SYMBOL (gdb1338) ":\n" |
c945b932 MK |
76 | " pushl %edi\n" |
77 | " pushl %esi\n" | |
78 | " pushl %ebx\n" | |
79 | " int $0x03\n" | |
80 | " popl %ebx\n" | |
81 | " popl %esi\n" | |
82 | " popl %edi\n" | |
83 | " ret\n"); | |
a8958849 MK |
84 | |
85 | /* The purpose of this function is to verify that, during prologue | |
86 | skip, GDB does not follow a jump at the beginnning of the "real" | |
87 | code. */ | |
88 | ||
89 | asm(".text\n" | |
90 | " .align 8\n" | |
daab1251 | 91 | SYMBOL (jump_at_beginning) ":\n" |
a8958849 MK |
92 | " pushl %ebp\n" |
93 | " movl %esp,%ebp\n" | |
94 | " jmp .gdbjump\n" | |
95 | " nop\n" | |
96 | ".gdbjump:\n" | |
97 | " movl %ebp,%esp\n" | |
98 | " popl %ebp\n" | |
99 | " ret\n"); |