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; ASMC v2.14 HIGHWORD -- QWORD: HIGHWORD 80000000h ; ASMC v2.20 HIGHWORD -- QWORD: HIGHWORD (-1 SHL 32) .486 .model flat .code mov eax,HIGHWORD 80000000h mov eax,HIGHWORD (-1 SHL 32) end Generated code: MOV EAX,00008000h MOV EAX,00000000h