X86汇编语言 从实模式到保护模式 检测点 4.2出错

mov ax,0xb800 mov ds,ax mov [0x00],'a' mov [0x02],'s' mov [0x04],'m' jmp $ 4-2.asm:3: error: operation size not specified 4-2.asm:4: error: operation size not specified 4-2.asm:5: error: operation siz

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