bits 32
    
    push    ax
    pop     ax
    push    eax
    pop     eax
    
    push    word 0x7F
    push    dword 0x7FFF
    
    push    word [bx]
    pop     word [bx]
    push    word [ebx]
    pop     word [ebx]
    push    dword [bx]
    pop     dword [bx]
    push    dword [ebx]
    pop     dword [ebx]
    
    enter   0x10, 0x20
    leave
    
    push    es
    pop     es
    push    ds
    pop     ds
    push    ss
    pop     ss
    push    fs
    pop     fs
    push    gs
    pop     gs
    
    pusha
    popa
    pushad
    popad
    pushfw
    popfw
    pushfd
    popfd