Slide 1

•LocalVariables!main:

push ebp ; establishing stack frame

•mov ebp,esp ;

sub esp,0xd8 ; creating stack frame for locals

push ebx ; saving registers that might be used

push esi ; outside

push edi ;

lea edi,[ebp-0xd8] ; getting lowest address of stack frame

mov ecx,0x36 ; filling stack frame with 0xCC

•mov eax,0xcccccccc ;

rep stosd ;

mov dword ptr [ebp-0x8],0x1 ; [a] = 1 ([ebp-0x8])

mov dword ptr [ebp-0x14],0x1 ; [b] = 1 ([ebp-0x14])

•mov eax,[ebp-0x14] ; eax := [b]

•add eax,[ebp-0x8] ; eax := eax + [a]

mov [ebp-0x14],eax ; [b] := eax (b = b + a)

mov eax,[ebp-0x8] ; eax := [a]

add eax,0x1 ; eax := eax + 1

•mov [ebp-0x8],eax ; [a] := eax (++a)

•mov eax,[ebp-0x8] ; eax := [a]

imul eax,[ebp-0x14] ; eax := eax * [b]

mov [ebp-0x14],eax ; [b] := eax (b = a * b)

xor eax,eax ; eax := 0 (return value)

•pop edi ; restoring registers

pop esi ;

pop ebx ;

mov esp,ebp ; restoring previous stack pointer

pop ebp ; restoring previous stack frame

•ret ; return 0