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style='font-size:22.0pt;mso-bidi-font-size:12.0pt'>AT&Tstyle='font-size:22.0pt;mso-bidi-font-size:12.0pt;font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>汇编语言与lang=EN-US style='font-size:22.0pt;mso-bidi-font-size:12.0pt'>GCCstyle='font-size:22.0pt;mso-bidi-font-size:12.0pt;font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>内嵌汇编简介lang=EN-US style='font-size:22.0pt;mso-bidi-font-size:12.0pt'>
style='mso-special-character:line-break'>

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lang=EN-US>

class=MsoHyperlink>1style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>     AT&Tstyle='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>与INTEL的汇编语言语法的区别style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>3lang=EN-US>

class=MsoHyperlink>1.1style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>大小写style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>3lang=EN-US>

class=MsoHyperlink>1.2style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>操作数赋值方向style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>3lang=EN-US>

class=MsoHyperlink>1.3style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>前缀style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>3lang=EN-US>

class=MsoHyperlink>1.4style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>间接寻址语法style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>4lang=EN-US>

class=MsoHyperlink>1.5style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>后缀style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>4lang=EN-US>

class=MsoHyperlink>1.6style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>指令style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>5lang=EN-US>

class=MsoHyperlink>2style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>     GCCstyle='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>内嵌汇编style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>5lang=EN-US>

class=MsoHyperlink>2.1style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>简介style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>5lang=EN-US>

class=MsoHyperlink>2.2style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>内嵌汇编举例style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>5lang=EN-US>

class=MsoHyperlink>2.3style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>语法style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>7lang=EN-US>

class=MsoHyperlink>2.3.1style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>          style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>汇编语句模板style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>7lang=EN-US>

class=MsoHyperlink>2.3.2style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>          style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>输出部分style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>7lang=EN-US>

class=MsoHyperlink>2.3.3style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>          style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>输入部分style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>8lang=EN-US>

class=MsoHyperlink>2.3.4style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>          style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>限制字符style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>8lang=EN-US>

class=MsoHyperlink>2.3.5style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>          style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>破坏描述部分style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>14lang=EN-US>

class=MsoHyperlink>2.4style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>              GCCstyle='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>如何编译内嵌汇编代码style='mso-tab-count:1'>    style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>19lang=EN-US>

class=MsoHyperlink>3style='color:windowtext;text-decoration:none;text-underline:none'>style='mso-tab-count:1'>     style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>后记style='mso-tab-count:1 dotted'>... style='color:windowtext;display:none;mso-hide:screen;text-decoration:none;
text-underline:none'>20lang=EN-US>

本节先介绍lang=EN-US>AT&T汇编语言语法与lang=EN-US>INTEL汇编语法的差别，然后介绍GCCstyle='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>内嵌汇编语法。阅读本节需要读者具有INTELstyle='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>汇编语言基础。

1      
AT&Tstyle='mso-bookmark:_Toc68427509'>style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>与INTELstyle='mso-bookmark:_Toc68427509'>style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的汇编语言语法的区别