{"id":124712,"date":"2020-06-15T02:32:45","date_gmt":"2020-06-14T18:32:45","guid":{"rendered":"http:\/\/4563.org\/?p=124712"},"modified":"2020-06-15T02:32:45","modified_gmt":"2020-06-14T18:32:45","slug":"%e6%9c%89%e6%b2%a1%e6%9c%89%e5%8f%82%e6%95%b0%e5%8f%af%e4%bb%a5%e4%bf%ae%e6%94%b9-linker-%e9%87%8d%e5%ae%9a%e4%bd%8d%e7%ac%a6%e5%8f%b7%e7%9a%84%e6%96%b9%e5%bc%8f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=124712","title":{"rendered":"\u6709\u6ca1\u6709\u53c2\u6570\u53ef\u4ee5\u4fee\u6539 linker \u91cd\u5b9a\u4f4d\u7b26\u53f7\u7684\u65b9\u5f0f"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u6709\u6ca1\u6709\u53c2\u6570\u53ef\u4ee5\u4fee\u6539 linker \u91cd\u5b9a\u4f4d\u7b26\u53f7\u7684\u65b9\u5f0f               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : liuminghao233 <\/span>  <span><i><\/i> 4<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<p>\u4f8b\u5982\u6211\u6709\u4e00\u4e2a\u51fd\u6570<\/p>\n<p>\u5176\u4e2d isr0 \u5730\u5740\u5728\u4f7f\u7528 LD \u548c LLD \u5b9a\u4f4d\u7684\u65f6\u5019\u6709\u4e0d\u540c\u7684\u7ed3\u679c<\/p>\n<pre><code>set_intr_gate(0, 1, (void*)&amp;isr0);  mov    0x0(%rip),%rax        # 385 &lt;idt_init+0xb6&gt; <\/code><\/pre>\n<p>\u4f7f\u7528 ld \u94fe\u63a5\u5b83\u4f1a\u4f7f\u7528\u7edd\u5bf9\u5730\u5740 \u7ed3\u679c\u4e3a<\/p>\n<pre><code>mov    $0x103645,%rax <\/code><\/pre>\n<p>\u4f7f\u7528 LLD \u7684\u8bdd\u53c8\u662f\u53e6\u5916\u4e00\u79cd\u60c5\u51b5 \u53d8\u6210\u4e86<\/p>\n<pre><code>lea    0x89d(%rip),%rax        # 103645 &lt;isr0&gt; <\/code><\/pre>\n<p>\u56e0\u4e3a\u4f7f\u5728\u5199\u7cfb\u7edf\u5185\u6838 \u628a 0x000000000000 \u5f00\u59cb\u7684\u9875\u8868\u6620\u5c04\u53d6\u6d88\u4e86 \u53ea\u7559\u4e0b 0xffffff8000000000 \u5f00\u59cb\u7684\u5185\u6838\u4e5f\u5c31\u662f<\/p>\n<pre><code>0xffffff8000000000-0xffffff80005fffff -&gt; 0x000000000000-0x0000005fffff <\/code><\/pre>\n<p>RIP \u4e5f\u662f\u52a0\u4e0a\u4e86 0xffffff8000000000 \u7684<\/p>\n<p>\u4f7f\u7528 LD \u5f97\u5230\u7684\u662f 0x103645 \u9700\u8981\u628a isr0 \u5730\u5740\u52a0\u4e0a PAGE_OFFSET \u4e0d\u7136\u4f1a\u7f3a\u9875<\/p>\n<p>\u4f7f\u7528 LLD \u7684\u8bdd\u5b83\u901a\u8fc7 RIP \u5bfb\u5740 isr0 \u5c31\u6ca1\u5fc5\u8981\u52a0\u4e0a PAGE_OFFSET \u4e86<\/p>\n<p>\u6709\u6ca1\u6709\u53c2\u6570\u53ef\u4ee5\u8ba9 ld \u6309\u7167 lld \u90a3\u6837\u53d6 resolve \u7b26\u53f7\uff1f<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>0<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u6709\u6ca1\u6709\u53c2\u6570\u53ef\u4ee5\u4fee\u6539 linker &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/124712"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=124712"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/124712\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=124712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=124712"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=124712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}