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发布时间:2013-06-21 17:46:56
1.寄存器引用引用寄存器要在寄存器号前加百分号%,如“movl�x, �x”。80386有如下寄存器:8个32-bit寄存器�x,�x,�x,�x,�i,%esi,�p,%esp;8个16-bit寄存器,它们事实上是上面8个32-bit寄存器的低16位:%ax,%bx,%cx,%dx,%di,%si,%bp,%sp;8个8-bit寄存器:%ah,%al,%bh,%bl,%ch,%c.........