archivehttps://archive-w.netlify.app/corner/assmebly/book/Recent content on archiveHugozh-CN<link>https://archive-w.netlify.app/corner/assmebly/book/example/</link><pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate><guid>https://archive-w.netlify.app/corner/assmebly/book/example/</guid><description><ul> <li> <h2 id="intro汇编语言第4版王爽-阅读笔记"> Intro(汇编语言(第4版)王爽-阅读笔记) <a class="anchor" href="#intro%e6%b1%87%e7%bc%96%e8%af%ad%e8%a8%80%e7%ac%ac4%e7%89%88%e7%8e%8b%e7%88%bd-%e9%98%85%e8%af%bb%e7%ac%94%e8%ae%b0">#</a> </h2> <ul> <li> <h3 id="91-复制指令8bc3到指定位置"> 9.1 复制指令(8BC3)到指定位置 <a class="anchor" href="#91-%e5%a4%8d%e5%88%b6%e6%8c%87%e4%bb%a48bc3%e5%88%b0%e6%8c%87%e5%ae%9a%e4%bd%8d%e7%bd%ae">#</a> </h3> <div class="docsify-example-panels"> <div class="docsify-example-panel title-panel"> <p class="warn">有如下程序段,添写两条指令,使该程序在运行中将。处的一条指令复制到s0处。</p></div> <div class="docsify-example-panel left-panel"style="max-width: 50%; width: 50%;"> <h6 id="question" class="anchor_hr" style="font-size: 0rem; margin: 0; padding: 0; border-width: 0px;"></h6><div class="docsify-tabs docsify-tabs--classic"><button anchorId="question" class="docsify-tabs__tab" data-tab="question">question</button><div class="docsify-tabs__content" data-tab-content="question"> <div class="outer yosemite"><div class="dot red"></div><div class="dot amber"></div><div class="dot green"></div></div> <div class="code-toolbar"><pre data-lang="masm" data-line="7-8" class="language-masm line-numbers" style="max-height: none"><code class="language-masm">; assume cs:codesg codesg segment s: mov ax, bx ; mov ax,bx的机器码占两个字节 mov si, offset s mov di, offset s0 ... ... s0: nop ; nop 的机器码占一个字节 nop codesg ends end s </code></pre></div> </div></div></div> <div class="docsify-example-panel right-panel"style="max-width: 50%; width: 50%;"> <h6 id="masm" class="anchor_hr" style="font-size: 0rem; margin: 0; padding: 0; border-width: 0px;"></h6><h6 id="nasm" class="anchor_hr" style="font-size: 0rem; margin: 0; padding: 0; border-width: 0px;"></h6><div class="docsify-tabs docsify-tabs--classic"><button anchorId="masm" class="docsify-tabs__tab" data-tab="masm">masm</button><div class="docsify-tabs__content" data-tab-content="masm"> <div class="outer yosemite"><div class="dot red"></div><div class="dot amber"></div><div class="dot green"></div></div> <div class="code-toolbar"><pre data-lang="masm" data-line="7-8" class="language-masm line-numbers" style="max-height: none"><code class="language-masm">; assume cs:codesg codesg segment s: mov ax, bx mov si, offset s mov di, offset s0 mov ax, cs:[si] mov cs:[di], ax s0: nop nop codesg ends end s </code></pre></div> </div><button anchorId="nasm" class="docsify-tabs__tab" data-tab="nasm">nasm</button><div class="docsify-tabs__content" data-tab-content="nasm"> <div class="outer yosemite"><div class="dot red"></div><div class="dot amber"></div><div class="dot green"></div></div> <div class="code-toolbar"><pre data-lang="nasm" data-line="" class="language-nasm line-numbers" style="max-height: none"><code class="language-nasm">section .text global _start _start: mov ax, 2h mov bx, 3h times 3 add ax,bx mov ax, 4c00h int 21h section .data msg db 'Hello, world!$' </code></pre></div> </div></div></div></div> </li> <li> <h3 id="92-利用jcxz指令查找内存中的内容"> 9.2 利用jcxz指令查找内存中的内容 <a class="anchor" href="#92-%e5%88%a9%e7%94%a8jcxz%e6%8c%87%e4%bb%a4%e6%9f%a5%e6%89%be%e5%86%85%e5%ad%98%e4%b8%ad%e7%9a%84%e5%86%85%e5%ae%b9">#</a> </h3> <div class="docsify-example-panels"> <div class="docsify-example-panel title-panel"> <p class="warn">补全程序,利用 jcxz 指令，实现在内存2000H 段中查找第一个值为0的字节,找到后,将它的偏移地址存储在 dx 中。</p></description></item></channel></rss>