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
|
#source: ibt-plt-1.s
#as: --x32
#ld: -shared -m elf32_x86_64 --hash-style=sysv -z max-page-size=0x200000 -z noseparate-code
#objdump: -dw
.*: +file format .*
Disassembly of section .plt:
[a-f0-9]+ <.plt>:
+[a-f0-9]+: ff 35 ([0-9a-f]{2} ){4}[ ]+pushq 0x[a-f0-9]+\(%rip\) # [a-f0-9]+ <_GLOBAL_OFFSET_TABLE_\+0x8>
+[a-f0-9]+: ff 25 ([0-9a-f]{2} ){4}[ ]+jmpq \*0x[a-f0-9]+\(%rip\) # [a-f0-9]+ <_GLOBAL_OFFSET_TABLE_\+0x10>
+[a-f0-9]+: 0f 1f 40 00 nopl 0x0\(%rax\)
+[a-f0-9]+: f3 0f 1e fa endbr64
+[a-f0-9]+: 68 00 00 00 00 pushq \$0x0
+[a-f0-9]+: e9 e2 ff ff ff jmpq [a-f0-9]+ <.plt>
+[a-f0-9]+: 66 90 xchg %ax,%ax
+[a-f0-9]+: f3 0f 1e fa endbr64
+[a-f0-9]+: 68 01 00 00 00 pushq \$0x1
+[a-f0-9]+: e9 d2 ff ff ff jmpq [a-f0-9]+ <.plt>
+[a-f0-9]+: 66 90 xchg %ax,%ax
Disassembly of section .plt.sec:
[a-f0-9]+ <bar1@plt>:
+[a-f0-9]+: f3 0f 1e fa endbr64
+[a-f0-9]+: ff 25 ([0-9a-f]{2} ){4}[ ]+jmpq \*0x[a-f0-9]+\(%rip\) # [a-f0-9]+ <bar1>
+[a-f0-9]+: 66 0f 1f 44 00 00 nopw 0x0\(%rax,%rax,1\)
[a-f0-9]+ <bar2@plt>:
+[a-f0-9]+: f3 0f 1e fa endbr64
+[a-f0-9]+: ff 25 ([0-9a-f]{2} ){4}[ ]+jmpq \*0x[a-f0-9]+\(%rip\) # [a-f0-9]+ <bar2>
+[a-f0-9]+: 66 0f 1f 44 00 00 nopw 0x0\(%rax,%rax,1\)
Disassembly of section .text:
[a-f0-9]+ <foo>:
+[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp
+[a-f0-9]+: e8 e7 ff ff ff callq [a-f0-9]+ <bar2@plt>
+[a-f0-9]+: 48 83 c4 08 add \$0x8,%rsp
+[a-f0-9]+: e9 ce ff ff ff jmpq [a-f0-9]+ <bar1@plt>
#pass
|
