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<table border="1" cellpadding="0" cellspacing="0"><tbody><tr><td colspan="10" style="background:#00C0C0" width="552"> <p align="center"><strong>MIPS 指令集(共31条）</strong></p> </td></tr><tr><td style="background:#00C0C0"> <p align="center"><strong><span style="color:white">助记符</span></strong></p> </td><td colspan="6" style="background:#00C0C0" width="183"> <p align="center"><strong><span style="color:white">指令格式</span></strong></p> </td><td style="background:#00C0C0"> <p align="center"><strong><span style="color:white">示例</span></strong></p> </td><td style="background:#00C0C0"> <p align="center"><strong><span style="color:white">示例含义</span></strong></p> </td><td style="background:#00C0C0"> <p align="center"><strong><span style="color:white">操作及其解释</span></strong></p> </td></tr><tr><td style="background:#7F7FFF"> <p align="center">Bit #</p> </td><td style="background:#FF7F7F"> <p align="center">31..26</p> </td><td style="background:#FF7F7F"> <p align="center">25..21</p> </td><td style="background:#FF7F7F"> <p align="center">20..16</p> </td><td style="background:#FF7F7F"> <p align="center">15..11</p> </td><td style="background:#FF7F7F"> <p align="center">10..6</p> </td><td style="background:#FF7F7F"> <p align="center">5..0</p> </td><td style="background:#FF7F7F"> <p align="left"> </p> </td><td style="background:#FF7F7F"> <p align="left"> </p> </td><td style="background:#FF7F7F"> <p align="left"> </p> </td></tr><tr><td style="background:#7F7FFF"> <p align="center">R-type</p> </td><td style="background:lime"> <p align="center">op</p> </td><td style="background:lime"> <p align="center">rs</p> </td><td style="background:lime"> <p align="center">rt</p> </td><td style="background:lime"> <p align="center">rd</p> </td><td style="background:lime"> <p align="center">shamt</p> </td><td style="background:lime"> <p align="center">func</p> </td><td style="background:lime"> <p align="left"> </p> </td><td style="background:lime"> <p align="left"> </p> </td><td style="background:lime"> <p align="left"> </p> </td></tr><tr><td style="background:lime"> <p align="center">add</p> </td><td style="background:silver"> <p align="center">000000</p> </td><td style="background:silver"> <p align="center">rs</p> </td><td style="background:silver"> <p align="center">rt</p> </td><td style="background:silver"> <p align="center">rd</p> </td><td style="background:silver"> <p align="center">00000</p> </td><td style="background:silver"> <p align="center">100000</p> </td><td style="background:blue"> <p align="left"><span style="color:yellow"> add $1,$2,$3</span></p> </td><td style="background:blue"> <p align="left"><span style="color:aqua"> $1=$2+$3</span></p> </td><td style="background:blue"> <p align="left"><span style="color:#E0E0E0"> rd <- rs + rt </span><span style="color:#E0E0E0">；其中rs</span>＝$2，rt=$3, rd=$1</p> </td></tr><tr><td style="background:lime"> <p align="center">addu</p> </td><td style="background:silver"> <p align="center">000000</p> </td><td style="background:silver"> <p align="center">rs</p> </td><td style="background:silver"> <p align="center">rt</p> </td><td style="background:silver"> <p align="center">rd</p> </td><td style="background:silver"> <p align="center">00000</p> </td><td style="background:silver"> <p align="center">100001</p> </td><td style="background:blue"> <p align="left"> <span style="color:yellow">addu $1,$2,$3</span></p> </td><td style="background:blue"> <p align="left"> <span style="color:aqua">$1=$2+$3</span></p> </td><td style="background:blue"> <p align="left"> <span style="color:#E0E0E0">rd <- rs + rt </span><span style="color:#E0E0E0">；其中rs</span>＝$2，rt=$3, rd=$1,无符号数</p> </td></tr><tr><td style="background:lime"> <p align="center">sub</p> </td><td style="background:silver"> <p align="center">000000</p> </td><td style="background:silver"> <p align="center">rs</p> </td><td style="background:silver"> <p align="center">rt</p> </td><td style="background:silver"> <p align="center">rd</p> </td><td style="background:silver"> <p align="center">00000</p> </td><td style="background:silver"> <p align="center">100010</p> </td><td style="background:blue"> <p align="left"><span style="color:yellow"> sub $1,$2,$3</span></p> </td><td style="background:blue"> <p align="left"><span style="color:aqua"> $1=$2-$3</span></p> </td><td style="background:blue"> <p align="left"><span style="color:#E0E0E0"> rd <- rs - rt </span><span style="color:#E0E0E0">；其中rs</span>＝$2，rt=$3, rd=$1</p> </td></tr><tr><td style="background:lime"> <p align="center">subu</p> </td><td style="background:silver"> <p align="center">000000</p> </td><td style="background:silver"> <p align="center">rs</p> </td><td style="background:silver"> <p align="center">rt</p> </td><td style="background:silver"> <p align="center">rd</p> </td><td style="background:silver"> <p align="center">00000</p> </td><td style="background:silver"> <p align="center |
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