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<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"><HTML><HEAD><TITLE>80386 Programmer's Reference Manual -- Chapter 03</TITLE></HEAD><BODY><P><B>up:</B> <A HREF="toc.htm">Table of Contents</A><BR><B>prev:</B> <A HREF="s02_06.htm">2.6 Interrupts and Exceptions</A><BR><B>next:</B> <A HREF="s03_01.htm">3.1 Data Movement Instructions</A><P><HR><P><H1>Chapter 3 Applications Instruction Set</H1>This chapter presents an overview of the instructions which programmers canuse to write application software for the 80386 executing in protectedvirtual-address mode. The instructions are grouped by categories of relatedfunctions.<P>The instructions not discussed in this chapter are those that are normallyused only by operating-system programmers. Part II describes the operationof these instructions.<P>The descriptions in this chapter assume that the 80386 is operating inprotected mode with 32-bit addressing in effect; however, all instructionsdiscussed are also available when 16-bit addressing is in effect inprotected mode, real mode, or virtual 8086 mode. For any differences ofoperation that exist in the various modes , refer to <A HREF="c13.htm">Chapter 13</A> ,<A HREF="c14.htm">Chapter 14</A> , or<A HREF="c15.htm">Chapter 15</A> .<P>The instruction dictionary in <A HREF="c17.htm">Chapter 17</A> contains more detaileddescriptions of all instructions, including encoding, operation, timing,effect on flags, and exceptions.<P><A HREF="s03_01.htm">3.1 Data Movement Instructions</A><BR><A HREF="s03_02.htm">3.2 Binary Arithmetic Instructions</A><BR><A HREF="s03_03.htm">3.3 Decimal Arithmetic Instructions</A><BR><A HREF="s03_04.htm">3.4 Logical Instructions</A><BR><A HREF="s03_05.htm">3.5 Control Transfer Instructions</A><BR><A HREF="s03_06.htm">3.6 String and Character Translation Instructions</A><BR><A HREF="s03_07.htm">3.7 Instructions for Block-Structured Languages</A><BR><A HREF="s03_08.htm">3.8 Flag Control Instructions</A><BR><A HREF="s03_09.htm">3.9 Coprocessor Interface Instructions</A><BR><A HREF="s03_10.htm">3.10 Segment Register Instructions</A><BR><A HREF="s03_11.htm">3.11 Miscellaneous Instructions</A><P><HR><P><B>up:</B> <A HREF="toc.htm">Table of Contents</A><BR><B>prev:</B> <A HREF="s02_06.htm">2.6 Interrupts and Exceptions</A><BR><B>next:</B> <A HREF="s03_01.htm">3.1 Data Movement Instructions</A></BODY>⌨️ 快捷键说明
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