#source: ibt-plt-3.s #as: --32 #ld: -shared -m elf_i386 -z ibtplt --hash-style=sysv -z noseparate-code #objdump: -dw .*: +file format .* Disassembly of section .plt: 0+140 <.plt>: +[a-f0-9]+: ff b3 04 00 00 00 push 0x4\(%ebx\) +[a-f0-9]+: ff a3 08 00 00 00 jmp \*0x8\(%ebx\) +[a-f0-9]+: 0f 1f 40 00 nopl 0x0\(%eax\) +[a-f0-9]+: f3 0f 1e fb endbr32 +[a-f0-9]+: 68 00 00 00 00 push \$0x0 +[a-f0-9]+: e9 e2 ff ff ff jmp 140 <.plt> +[a-f0-9]+: 66 90 xchg %ax,%ax +[a-f0-9]+: f3 0f 1e fb endbr32 +[a-f0-9]+: 68 08 00 00 00 push \$0x8 +[a-f0-9]+: e9 d2 ff ff ff jmp 140 <.plt> +[a-f0-9]+: 66 90 xchg %ax,%ax Disassembly of section .plt.sec: 0+170 <bar1@plt>: +[a-f0-9]+: f3 0f 1e fb endbr32 +[a-f0-9]+: ff a3 0c 00 00 00 jmp \*0xc\(%ebx\) +[a-f0-9]+: 66 0f 1f 44 00 00 nopw 0x0\(%eax,%eax,1\) 0+180 <bar2@plt>: +[a-f0-9]+: f3 0f 1e fb endbr32 +[a-f0-9]+: ff a3 10 00 00 00 jmp \*0x10\(%ebx\) +[a-f0-9]+: 66 0f 1f 44 00 00 nopw 0x0\(%eax,%eax,1\) Disassembly of section .text: 0+190 <foo>: +[a-f0-9]+: 53 push %ebx +[a-f0-9]+: e8 18 00 00 00 call 1ae <__x86.get_pc_thunk.bx> +[a-f0-9]+: 81 c3 1a 11 00 00 add \$0x111a,%ebx +[a-f0-9]+: 83 ec 08 sub \$0x8,%esp +[a-f0-9]+: e8 dc ff ff ff call 180 <bar2@plt> +[a-f0-9]+: e8 c7 ff ff ff call 170 <bar1@plt> +[a-f0-9]+: 83 c4 08 add \$0x8,%esp +[a-f0-9]+: 5b pop %ebx +[a-f0-9]+: c3 ret 0+1ae <__x86.get_pc_thunk.bx>: +[a-f0-9]+: 8b 1c 24 mov \(%esp\),%ebx +[a-f0-9]+: c3 ret #pass |