{"id":95,"date":"2014-05-19T08:51:59","date_gmt":"2014-05-19T08:51:59","guid":{"rendered":""},"modified":"2014-05-19T08:51:59","modified_gmt":"2014-05-19T08:51:59","slug":"","status":"publish","type":"post","link":"http:\/\/weizn.net\/?p=95","title":{"rendered":"\u6c47\u7f16\u4e2d\u4e2d\u62ec\u53f7[]\u4f5c\u7528\u4ee5\u53calea\u548cmov\u6307\u4ee4\u7684\u533a\u522b"},"content":{"rendered":"

\n\t\u73b0\u5728\u603b\u7ed3\u4e00\u4e0b:\u5176\u4e2d\u7275\u626f\u5230lea\u6307\u4ee4,mov\u6307\u4ee4,[]<\/span>\n<\/p>\n

\u4e00.lea\u6307\u4ee4:<\/span>
\n \u5bf9\u4e8e\u5bc4\u5b58\u5668\u6765\u8bf4:\u7b2c\u4e8c\u4e2a\u64cd\u4f5c\u6570\u662f\u5bc4\u5b58\u5668\u5fc5\u987b\u8981\u52a0[],\u4e0d\u7136\u62a5\u9519,\u8fd9\u91cclea\u5c31\u662f\u53d6[\u5bc4\u5b58\u5668]\u7684\u503c,\u5982:<\/span>
\n mov eax,2<\/span>
\n lea ebx,[eax];\u6267\u884c\u540eebx=2<\/span>
\n mov ebx,eax;\u7b49\u540c\u4e8e\u4e0a\u53e5<\/span>
\n lea ebx,eax;\u7f16\u8bd1\u5668\u62a5\u9519: error A2070: invalid instruction operands<\/span><\/p>\n

\u5bf9\u4e8e\u53d8\u91cf\u6765\u8bf4\u52a0\u4e0d\u52a0[]\u90fd\u662f\u4e00\u6837\u7684\u6548\u679c,\u90fd\u662f\u53d6\u53d8\u91cf\u7684\u5730\u5740,\u76f8\u5f53\u4e8e\u6307\u9488<\/span>
\n \u5982:<\/span>
\n num dword 2<\/span>
\n lea ebx,num<\/span>
\n lea eax,[num]; eax\u4e3anum\u7684\u5730\u5740,\u5982eax=4206598,\u968f\u7a0b\u5e8f\u4e0d\u540c\u4e0d\u540c,\u8fd9\u65f6ebx==eax<\/span><\/p>\n

\u4e8c.mov\u6307\u4ee4:<\/span>
\n \u5bf9\u4e8e\u53d8\u91cf\u6765\u8bf4<\/span>
\n num dword 2<\/span>
\n mov eax,2<\/span>
\n mov ebx,num<\/span>
\n mov ecx,[num];\u6267\u884c\u5b8cebx==ecx==2<\/span><\/p>\n

\n \u5bf9\u5bc4\u5b58\u5668<\/span>
\n mov ebx,eax;ebx==2<\/span>
\n mov ecx,[eax];\u53ef\u80fd\u4f1a\u62a5\u9519,\u56e0\u4e3a\u8fd9\u91cc\u7ffb\u8bd1\u6210\u6c47\u7f16\u662fmov ecx,DS:[eax]<\/span><\/p>\n

\u603b\u7684\u8bf4\u6765\u52a0\u4e0d\u52a0\u4e2d\u62ec\u53f7[]\u7684\u533a\u522b\u5c31\u662f:<\/span>
\nlea\u5bf9\u53d8\u91cf\u6ca1\u6709\u5f71\u54cd\u662f\u53d6\u5730\u5740,\u5bf9\u5bc4\u5b58\u5668\u6765\u8bf4\u52a0[]\u65f6\u53d6\u503c,\u7b2c\u4e8c\u64cd\u4f5c\u6570\u4e0d\u52a0[]\u975e\u6cd5<\/span>
\n<\/strong><\/span> <\/p>\n

\n\tmov\u5bf9\u53d8\u91cf\u6765\u8bf4\u6ca1\u6709\u5f71\u54cd\u662f\u53d6\u503c,\u5bf9\u5bc4\u5b58\u5668\u6765\u8bf4\u662f\u52a0[]\u65f6\u53d6\u5730\u5740,\u7b2c\u4e8c\u64cd\u4f5c\u6570\u4e0d\u52a0[]\u662f\u53d6\u503c<\/strong><\/span>\n<\/p>\n

\n\t
\n<\/span>\n<\/p>\n

\n\t\u8fd8\u6709\u4e00\u70b9\u8fd9\u91cc\u987a\u4fbf\u8bf4\u4e0b,\u770b\u6709\u7684\u6559\u7a0b\u8bf4mov\u6307\u4ee4\u4e0d\u652f\u6301mov ebx,[eax+2*eax……\u4ec0\u4e48\u4e71\u4e03\u516b\u7cdf\u7684\u8868\u8fbe\u5f0f]\u5f52\u6839\u7ed3\u5e95\u5c31\u662f\u5bf9\u4e8emov\u6765\u8bf4\u5f53\u7b2c\u4e8c\u4e2a\u64cd\u4f5c\u6570\u662f\u5bc4\u5b58\u5668\u7684\u65f6\u5019\u5982\u679c\u52a0\u4e0a[]\u5c31\u662f\u5bfb\u5740\u4e86….<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

\u73b0\u5728\u603b\u7ed3\u4e00\u4e0b:\u5176\u4e2d\u7275\u626f\u5230lea\u6307\u4ee4,mov\u6307\u4ee4,[]<\/span><\/p>\n

\u4e00.lea\u6307\u4ee4:<\/span>
\u5bf9\u4e8e\u5bc4\u5b58\u5668\u6765\u8bf4:\u7b2c\u4e8c\u4e2a\u64cd\u4f5c\u6570\u662f\u5bc4\u5b58\u5668\u5fc5\u987b\u8981\u52a0[],\u4e0d\u7136\u62a5\u9519,\u8fd9\u91cclea\u5c31\u662f\u53d6[\u5bc4\u5b58\u5668]\u7684\u503c,\u5982:<\/span>
mov eax,2<\/span>
lea ebx,[eax];\u6267\u884c\u540eebx=2<\/span>
mov ebx,eax;\u7b49\u540c\u4e8e\u4e0a\u53e5<\/span>
lea ebx,eax;\u7f16\u8bd1\u5668\u62a5\u9519: error A2070: invalid instruction operands<\/span><\/p>\n

\u5bf9\u4e8e\u53d8\u91cf…<\/span><\/span><\/p>\n","protected":false},"author":1,"featured_media":585,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[328],"tags":[],"class_list":["post-95","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"yoast_head":"\n\u6c47\u7f16\u4e2d\u4e2d\u62ec\u53f7[]\u4f5c\u7528\u4ee5\u53calea\u548cmov\u6307\u4ee4\u7684\u533a\u522b - Wayne's Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/weizn.net\/?p=95\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6c47\u7f16\u4e2d\u4e2d\u62ec\u53f7[]\u4f5c\u7528\u4ee5\u53calea\u548cmov\u6307\u4ee4\u7684\u533a\u522b - Wayne's Blog\" \/>\n<meta property=\"og:description\" content=\"\u73b0\u5728\u603b\u7ed3\u4e00\u4e0b:\u5176\u4e2d\u7275\u626f\u5230lea\u6307\u4ee4,mov\u6307\u4ee4,[]\u4e00.lea\u6307\u4ee4: \u5bf9\u4e8e\u5bc4\u5b58\u5668\u6765\u8bf4:\u7b2c\u4e8c\u4e2a\u64cd\u4f5c\u6570\u662f\u5bc4\u5b58\u5668\u5fc5\u987b\u8981\u52a0[],\u4e0d\u7136\u62a5\u9519,\u8fd9\u91cclea\u5c31\u662f\u53d6[\u5bc4\u5b58\u5668]\u7684\u503c,\u5982: mov eax,2 lea ebx,[eax];\u6267\u884c\u540eebx=2 mov ebx,eax;\u7b49\u540c\u4e8e\u4e0a\u53e5 lea ebx,eax;\u7f16\u8bd1\u5668\u62a5\u9519: error A2070: invalid instruction operands \u5bf9\u4e8e\u53d8\u91cf...\" \/>\n<meta property=\"og:url\" content=\"http:\/\/weizn.net\/?p=95\" \/>\n<meta property=\"og:site_name\" content=\"Wayne's Blog\" \/>\n<meta property=\"article:published_time\" content=\"2014-05-19T08:51:59+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"zinan\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"http:\/\/weizn.net\/#website\",\"url\":\"http:\/\/weizn.net\/\",\"name\":\"Wayne's Blog\",\"description\":\"\",\"publisher\":{\"@id\":\"http:\/\/weizn.net\/#\/schema\/person\/e88bc12c590502d8b6249326f960b264\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\/\/weizn.net\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"ImageObject\",\"@id\":\"http:\/\/weizn.net\/?p=95#primaryimage\",\"inLanguage\":\"zh-Hans\",\"url\":\"http:\/\/weizn.net\/wp-content\/uploads\/2020\/10\/t0122f89493f0b242f5.png\",\"contentUrl\":\"http:\/\/weizn.net\/wp-content\/uploads\/2020\/10\/t0122f89493f0b242f5.png\",\"width\":1920,\"height\":1080},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/weizn.net\/?p=95#webpage\",\"url\":\"http:\/\/weizn.net\/?p=95\",\"name\":\"\\u6c47\\u7f16\\u4e2d\\u4e2d\\u62ec\\u53f7[]\\u4f5c\\u7528\\u4ee5\\u53calea\\u548cmov\\u6307\\u4ee4\\u7684\\u533a\\u522b - 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