📄 8.8.6.htm
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<title>8.6的解答</title>
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<center><font class="title2"><b>练习8.6</b></font></center><br>
<p align="left">解:</p>
<p align="left"><span lang="EN-US"> (a)</span><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">
MOV b R<sub>0</sub><br>
MUL c
R<sub>0</sub><br>
ADD a
R<sub>0</sub><br>
MOV R<sub>0</sub>
x</span></p>
<p class="MsoNormal"><span lang="EN-US"> (b)</span><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">
MOV #0 R<sub>0</sub><br>
SUB b
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
MUL a
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
MOV d
R<sub>1</sub><br>
ADD e
R<sub>1</sub><br>
MOV c
R<sub>2</sub><br>
SUB R<sub>1</sub>
R<sub>2</sub><br>
ADD R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">
R<sub>2</sub><br>
MOV R<sub>2</sub>
x</span></p>
<p class="MsoNormal"><span lang="EN-US"> (c)</span><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">
MOV a R<sub>0</sub><br>
DIV b
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
SUB c
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
DIV d
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
MOV R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">
x<br>
</span><span lang="EN-US"></span></p>
<p class="MsoNormal"><span lang="EN-US"> (d)</span><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">
MOV c R<sub>0</sub><br>
DIV d
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
MUL e
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
ADD b
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
MOV f
R<sub>1</sub><br>
MUL g
R<sub>1</sub><br>
MOV h
R<sub>2</sub><br>
MUL i
R<sub>2</sub><br>
SUB R<sub>2</sub>
R<sub>1</sub><br>
DIV R<sub>1</sub>
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
ADD a
R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman""><br>
MOV R</span><sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"">0</span></sub><span
style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"">
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