blob: db22e7b82eecfc50f03d5948a711eac3b2d1b6b1 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
#if 0
#include <sysdep.h>
#endif
/*
* These are various helper routines that are needed to run an ELF image.
*/
#ifndef ALIGN
#define ALIGN 4
#endif
#ifndef NO_UNDERSCORE
#define RUN _linux_run
#define RESOLVE __dl_linux_resolve
#define EXIT __interpreter_exit
#define RESOLVER __dl_linux_resolver
#define INIT ___loader_bootstrap
#else
#define RUN linux_run
#define RESOLVE _dl_linux_resolve
#define RESOLVER _dl_linux_resolver
#define EXIT _interpreter_exit
#define INIT __loader_bootstrap
#endif
.text
.align ALIGN
.align 16
.globl RESOLVE
.type RESOLVE,@function
RESOLVE:
pusha /* preserve all regs */
lea 0x20(%esp),%eax /* eax = tpnt and reloc_entry params */
pushl 4(%eax) /* push copy of reloc_entry param */
pushl (%eax) /* push copy of tpnt param */
pushl %eax /* _dl_linux_resolver expects a dummy
* param - this could be removed */
#ifdef __PIC__
call .L24
.L24:
popl %ebx
addl $_GLOBAL_OFFSET_TABLE_+[.-.L24],%ebx
movl RESOLVER@GOT(%ebx),%ebx /* eax = resolved func */
call *%ebx
#else
call RESOLVER
#endif
movl %eax,0x2C(%esp) /* store func addr over original
* tpnt param */
addl $0xC,%esp /* remove copy parameters */
popa /* restore regs */
ret $4 /* jump to func removing original
* reloc_entry param from stack */
.LFE2:
.size RESOLVE,.LFE2-RESOLVE
|