@@ -15,163 +15,165 @@ #include "config.h" #include "platform.h" +.intel_syntax noprefix + .globl OFForward .globl OFForward_stret .section .text OFForward: - pushl %ebp - movl %esp, %ebp + push ebp + mov ebp, esp - pushl %ebx - subl $20, %esp + push ebx + sub esp, 20 call getEIP - addl $_GLOBAL_OFFSET_TABLE_, %ebx + add ebx, offset _GLOBAL_OFFSET_TABLE_ - movl 8(%ebp), %eax - movl %eax, (%esp) + mov eax, [ebp + 8] + mov [esp], eax call object_getClass@PLT - movl %eax, (%esp) - leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax - movl %eax, 4(%esp) + mov [esp], eax + lea eax, [ebx + sel_forwardingTargetForSelector_@GOTOFF] + mov [esp + 4], eax call class_respondsToSelector@PLT - testl %eax, %eax - jz 0f - - movl 8(%ebp), %eax - movl %eax, (%esp) - leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax - movl %eax, 4(%esp) - call objc_msg_lookup@PLT - - 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 0f - cmpl 8(%ebp), %eax - je 0f - - movl %eax, 8(%ebp) - movl %eax, (%esp) - movl 12(%ebp), %eax - movl %eax, 4(%esp) - call objc_msg_lookup@PLT - - addl $20, %esp - popl %ebx - popl %ebp - - jmp *%eax - -0: - movl OFMethodNotFound@GOT(%ebx), %eax - - addl $20, %esp - popl %ebx - popl %ebp - - jmp *%eax + 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: + mov eax, [ebx + OFMethodNotFound@GOT] + + add esp, 20 + pop ebx + pop ebp + + jmp eax .type OFForward, %function .size OFForward, .-OFForward OFForward_stret: - pushl %ebp - movl %esp, %ebp + push ebp + mov ebp, esp - pushl %ebx - subl $20, %esp + push ebx + sub esp, 20 call getEIP - addl $_GLOBAL_OFFSET_TABLE_, %ebx + add ebx, offset _GLOBAL_OFFSET_TABLE_ - movl 12(%ebp), %eax - movl %eax, (%esp) + mov eax, [ebp + 12] + mov [esp], eax call object_getClass@PLT - movl %eax, (%esp) - leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax - movl %eax, 4(%esp) + mov [esp], eax + lea eax, [ebx + sel_forwardingTargetForSelector_@GOTOFF] + mov [esp + 4], eax call class_respondsToSelector@PLT - testl %eax, %eax - jz 0f + test eax, eax + jz short 0f - movl 12(%ebp), %eax - movl %eax, (%esp) - leal sel_forwardingTargetForSelector_@GOTOFF(%ebx), %eax - movl %eax, 4(%esp) + mov eax, [ebp + 12] + mov [esp], eax + lea eax, [ebx + sel_forwardingTargetForSelector_@GOTOFF] + mov [esp + 4], eax call objc_msg_lookup@PLT - 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 0f - cmpl 12(%ebp), %eax - je 0f - - movl %eax, 12(%ebp) - movl %eax, (%esp) - movl 16(%ebp), %eax - movl %eax, 4(%esp) + 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 - addl $20, %esp - popl %ebx - popl %ebp + add esp, 20 + pop ebx + pop ebp - jmp *%eax + jmp eax 0: - movl OFMethodNotFound_stret@GOT(%ebx), %eax + mov eax, [ebx + OFMethodNotFound_stret@GOT] - addl $20, %esp - popl %ebx - popl %ebp + add esp, 20 + pop ebx + pop ebp - jmp *%eax + jmp eax .type OFForward_stret, %function .size OFForward_stret, .-OFForward_stret init: - pushl %ebp - movl %esp, %ebp + push ebp + mov ebp, esp - pushl %ebx - subl $4, %esp + push ebx + sub esp, 4 call getEIP - addl $_GLOBAL_OFFSET_TABLE_, %ebx + add ebx, offset _GLOBAL_OFFSET_TABLE_ - leal module@GOTOFF(%ebx), %eax - movl %eax, (%esp) + lea eax, [ebx + module@GOTOFF] + mov [esp], eax call __objc_exec_class@PLT - addl $4, %esp - popl %ebx - popl %ebp + add esp, 4 + pop ebx + pop ebp ret getEIP: - movl (%esp), %ebx + mov ebx, [esp] ret #ifdef OF_SOLARIS .section .init_array, "aw" #else