汇编16与32的区别

请问大虾.MASM32的程序

TITLE Add and Subtract
;
Include Irvine32.inc
.code
main PROC
mov eax,10000h
add eax,40000h
sub eax,20000h
call DumpRegs
exit
main ENDP
END main

如何让他编译通过啊?
谢谢