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* file.
*/
#include "config.h"
#include "platform.h"
.intel_syntax noprefix
.globl of_forward
.globl of_forward_stret
.section .text
of_forward:
pushl %ebp
movl %esp, %ebp
push ebp
mov ebp, esp
pushl %ebx
subl $20, %esp
push ebx
sub esp, 20
call get_eip
add ebx, offset _GLOBAL_OFFSET_TABLE_
mov eax, [ebp+8]
mov [esp], eax
call object_getClass@PLT
mov [esp], eax
lea eax, [ebx+sel_forwardingTargetForSelector_@GOTOFF]
mov [esp+4], eax
call class_respondsToSelector@PLT
test eax, eax
jz short 0f
mov eax, [ebp+8]
mov [esp], eax
lea eax, [ebx+sel_forwardingTargetForSelector_@GOTOFF]
mov [esp+4], eax
call objc_msg_lookup@PLT
mov edx, [ebp+8]
mov [esp], edx
lea edx, [ebx+sel_forwardingTargetForSelector_@GOTOFF]
mov [esp+4], edx
mov edx, [ebp+12]
mov [esp+8], edx
call eax
test eax, eax
jz short 0f
cmp eax, [ebp+8]
je short 0f
mov [ebp+8], eax
mov [esp], eax
mov eax, [ebp+12]
mov [esp+4], eax
call objc_msg_lookup@PLT
add esp, 20
pop ebx
pop ebp
jmp eax
0:
addl $_GLOBAL_OFFSET_TABLE_, %ebx
movl 8(%ebp), %eax
movl %eax, (%esp)
movl object_getClass@GOT(%ebx), %eax
call *%eax
movl %eax, (%esp)
leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax
movl %eax, 4(%esp)
movl class_respondsToSelector@GOT(%ebx), %eax
call *%eax
testl %eax, %eax
jz 1f
movl 8(%ebp), %eax
movl %eax, (%esp)
leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax
movl %eax, 4(%esp)
movl objc_msg_lookup@GOT(%ebx), %eax
call *%eax
movl 8(%ebp), %edx
movl %edx, (%esp)
leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %edx
movl %edx, 4(%esp)
movl 12(%ebp), %edx
movl %edx, 8(%esp)
call *%eax
testl %eax, %eax
jz 1f
cmpl 8(%ebp), %eax
je 1f
movl %eax, 8(%ebp)
movl %eax, (%esp)
movl 12(%ebp), %eax
movl %eax, 4(%esp)
movl objc_msg_lookup@GOT(%ebx), %eax
call *%eax
addl $20, %esp
popl %ebx
popl %ebp
jmp *%eax
1:
movl of_method_not_found@GOT(%ebx), %eax
addl $20, %esp
popl %ebx
popl %ebp
add esp, 20
pop ebx
pop ebp
jmp *%eax
jmp eax
.type of_forward, %function
.size of_forward, .-of_forward
of_forward_stret:
pushl %ebp
movl %esp, %ebp
push ebp
mov ebp, esp
pushl %ebx
subl $20, %esp
push ebx
sub esp, 20
call get_eip
add ebx, offset _GLOBAL_OFFSET_TABLE_
mov eax, [ebp+12]
mov [esp], eax
call object_getClass@PLT
mov [esp], eax
lea eax, [ebx+sel_forwardingTargetForSelector_@GOTOFF]
mov [esp+4], eax
call class_respondsToSelector@PLT
test eax, eax
jz short 0f
mov eax, [ebp+12]
mov [esp], eax
lea eax, [ebx+sel_forwardingTargetForSelector_@GOTOFF]
mov [esp+4], eax
call objc_msg_lookup@PLT
mov edx, [ebp+12]
mov [esp], edx
lea edx, [ebx+sel_forwardingTargetForSelector_@GOTOFF]
mov [esp+4], edx
mov edx, [ebp+16]
mov [esp+8], edx
call eax
test eax, eax
jz short 0f
cmp eax, [ebp+12]
je short 0f
mov [ebp+12], eax
mov [esp], eax
mov eax, [ebp+16]
mov [esp+4], eax
call objc_msg_lookup_stret@PLT
add esp, 20
pop ebx
pop ebp
jmp eax
0:
addl $_GLOBAL_OFFSET_TABLE_, %ebx
movl 12(%ebp), %eax
movl %eax, (%esp)
movl object_getClass@GOT(%ebx), %eax
call *%eax
movl %eax, (%esp)
leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax
movl %eax, 4(%esp)
movl class_respondsToSelector@GOT(%ebx), %eax
call *%eax
testl %eax, %eax
jz 1f
movl 12(%ebp), %eax
movl %eax, (%esp)
leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax
movl %eax, 4(%esp)
movl objc_msg_lookup@GOT(%ebx), %eax
call *%eax
movl 12(%ebp), %edx
movl %edx, (%esp)
leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %edx
movl %edx, 4(%esp)
movl 16(%ebp), %edx
movl %edx, 8(%esp)
call *%eax
testl %eax, %eax
jz 1f
cmpl 12(%ebp), %eax
je 1f
movl %eax, 12(%ebp)
movl %eax, (%esp)
movl 16(%ebp), %eax
movl %eax, 4(%esp)
movl objc_msg_lookup_stret@GOT(%ebx), %eax
call *%eax
addl $20, %esp
popl %ebx
popl %ebp
jmp *%eax
1:
movl of_method_not_found_stret@GOT(%ebx), %eax
addl $20, %esp
popl %ebx
popl %ebp
add esp, 20
pop ebx
pop ebp
jmp *%eax
jmp eax
.type of_forward_stret, %function
.size of_forward_stret, .-of_forward_stret
init:
pushl %ebp
movl %esp, %ebp
push ebp
mov ebp, esp
pushl %ebx
subl $4, %esp
push ebx
sub esp, 4
call get_eip
0:
add $_GLOBAL_OFFSET_TABLE_, %ebx
leal module@GOTOFF(%ebx), %eax
movl %eax, (%esp)
movl __objc_exec_class@GOT(%ebx), %eax
lea eax, [ebx+module@GOTOFF]
mov [esp], eax
call __objc_exec_class@PLT
call *%eax
addl $4, %esp
popl %ebx
popl %ebp
add esp, 4
pop ebx
pop ebp
ret
get_eip:
movl (%esp), %ebx
mov ebx, [esp]
ret
#ifdef OF_SOLARIS
.section .init_array, "aw"
#else
.section .ctors, "aw", %progbits
#endif
|