Y86 小实验 《深入理解计算机系统》第四章

##### 寄存器编号 ######### 0 %eax 1 %ecx 2 %edx 3 %ebx 4 %esp 5 %ebp 6 %esi 7 %edi F 无寄存器 ##### 指令列表 ########## 字节 0 1 2 3 4 5 halt 0 0 - - - - - nop 1 0 - - - - - rrmovl ra, rb 2 0 ra rb - - - - irmovl v, rb 3 0 F rb v v v v rmmovl ra, d(rb) 4 0 ra rb d d d d mrmovl d(rb), ra 5 0 ra rb d d d d addl ra, rb 6 0 ra rb - - - - subl ra, rb 6 1 ra rb - - - - andl ra, rb 6 2 ra rb - - - - xorl ra, rb 6 3 ra rb - - - - jmp dest 7 0 dest dest dest dest - jle dest 7 1 dest dest dest dest - jl dest 7 2 dest dest dest dest - je dest 7 3 dest dest dest dest - jne dest 7 4 dest dest dest dest - jge dest 7 5 dest dest dest dest - jg dest 7 6 dest dest dest dest - cmovle ra, rb 2 1 ra rb - - - - cmovl ra, rb 2 2 ra rb - - - - cmove ra, rb 2 3 ra rb - - - - cmovne ra, rb 2 4 ra rb - - - - cmovge ra, rb 2 5 ra rb - - - - cmovg ra, rb 2 6 ra rb - - - - call dest 8 0 dest dest dest dest - ret 9 0 - - - - - pushl ra A 0 ra F - - - - popl ra B 0 ra F - - - -