{"id":990,"date":"2025-12-27T11:25:34","date_gmt":"2025-12-27T03:25:34","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=990"},"modified":"2025-12-27T11:25:34","modified_gmt":"2025-12-27T03:25:34","slug":"risc","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2025\/12\/27\/risc\/","title":{"rendered":"risc"},"content":{"rendered":"\n<p><strong>RISC<\/strong> \u662f <strong>Reduced Instruction Set Computer\uff08\u7cbe\u7b80\u6307\u4ee4\u96c6\u8ba1\u7b97\u673a\uff09<\/strong> \u7684\u7f29\u5199\uff0c\u662f\u4e00\u79cd\u5904\u7406\u5668\u67b6\u6784\u8bbe\u8ba1\u601d\u60f3\uff0c\u4e0e <strong>CISC\uff08\u590d\u6742\u6307\u4ee4\u96c6\uff09<\/strong> \u76f8\u5bf9\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u7528 <strong>\u901a\u4fd7 + \u6280\u672f\u7ed3\u5408<\/strong> \u7684\u65b9\u5f0f\u7ed9\u4f60\u8bb2\u6e05\u695a \ud83d\udc47<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001RISC \u662f\u4ec0\u4e48\uff08\u4e00\u53e5\u8bdd\u7248\uff09<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>RISC \u7684\u6838\u5fc3\u601d\u60f3\uff1a\u6307\u4ee4\u66f4\u5c11\u3001\u66f4\u7b80\u5355\uff0c\u4f46\u6267\u884c\u66f4\u5feb\u3001\u66f4\u9ad8\u6548\u3002<\/strong><\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001RISC \u7684\u6838\u5fc3\u7279\u70b9\uff08\u91cd\u70b9\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1\ufe0f\u20e3 \u6307\u4ee4\u96c6\u7cbe\u7b80<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6307\u4ee4\u6570\u91cf\u5c11<\/li>\n\n\n\n<li>\u6307\u4ee4\u529f\u80fd\u5355\u4e00<\/li>\n\n\n\n<li>\u5927\u591a\u6570\u6307\u4ee4 <strong>\u4e00\u4e2a\u65f6\u949f\u5468\u671f\u5b8c\u6210<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2\ufe0f\u20e3 Load \/ Store \u67b6\u6784<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u53ea\u6709 Load \/ Store \u6307\u4ee4\u80fd\u8bbf\u95ee\u5185\u5b58<\/strong><\/li>\n\n\n\n<li>\u8ba1\u7b97\u6307\u4ee4\u53ea\u5728\u5bc4\u5b58\u5668\u4e4b\u95f4\u8fdb\u884c<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n\u5185\u5b58 \u2192 \u5bc4\u5b58\u5668 \u2192 \u8ba1\u7b97 \u2192 \u5bc4\u5b58\u5668 \u2192 \u5185\u5b58\n\n<\/pre><\/div>\n\n\n<h3 class=\"wp-block-heading\">3\ufe0f\u20e3 \u6307\u4ee4\u957f\u5ea6\u56fa\u5b9a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5e38\u89c1\u4e3a <strong>32 \u4f4d<\/strong><\/li>\n\n\n\n<li>\u6709\u5229\u4e8e\u6d41\u6c34\u7ebf\u548c\u6307\u4ee4\u8bd1\u7801<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4\ufe0f\u20e3 \u5927\u91cf\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u51cf\u5c11\u5185\u5b58\u8bbf\u95ee<\/li>\n\n\n\n<li>\u63d0\u9ad8\u6267\u884c\u6548\u7387<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5\ufe0f\u20e3 \u6613\u4e8e\u6d41\u6c34\u7ebf\u5e76\u884c<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u975e\u5e38\u9002\u5408\u73b0\u4ee3 CPU \u7684 <strong>\u6d41\u6c34\u7ebf \/ \u8d85\u6807\u91cf \/ \u4e71\u5e8f\u6267\u884c<\/strong><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001RISC vs CISC \u5bf9\u6bd4\uff08\u5fc5\u8003\uff09<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5bf9\u6bd4\u9879<\/th><th>RISC<\/th><th>CISC<\/th><\/tr><\/thead><tbody><tr><td>\u6307\u4ee4\u6570\u91cf<\/td><td>\u5c11<\/td><td>\u591a<\/td><\/tr><tr><td>\u6307\u4ee4\u590d\u6742\u5ea6<\/td><td>\u7b80\u5355<\/td><td>\u590d\u6742<\/td><\/tr><tr><td>\u6307\u4ee4\u957f\u5ea6<\/td><td>\u56fa\u5b9a<\/td><td>\u4e0d\u56fa\u5b9a<\/td><\/tr><tr><td>\u5185\u5b58\u8bbf\u95ee<\/td><td>\u4ec5 Load\/Store<\/td><td>\u591a\u6307\u4ee4\u53ef\u76f4\u63a5\u8bbf\u5b58<\/td><\/tr><tr><td>\u6267\u884c\u6548\u7387<\/td><td>\u9ad8\uff08\u6613\u5e76\u884c\uff09<\/td><td>\u5355\u6761\u6307\u4ee4\u529f\u80fd\u5f3a<\/td><\/tr><tr><td>\u4ee3\u8868\u67b6\u6784<\/td><td>ARM\u3001RISC-V<\/td><td>x86<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u5178\u578b RISC \u67b6\u6784<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 ARM<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u624b\u673a\u3001\u5e73\u677f\u3001\u5d4c\u5165\u5f0f\u3001\u670d\u52a1\u5668<\/li>\n\n\n\n<li>iPhone \/ Android \/ Apple Silicon<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 RISC\u2011V<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5f00\u6e90\u6307\u4ee4\u96c6<\/strong><\/li>\n\n\n\n<li>\u53ef\u5b9a\u5236\u3001\u65e0\u6388\u6743\u8d39<\/li>\n\n\n\n<li>\u56fd\u5185\u9ad8\u6821\u3001\u82af\u7247\u516c\u53f8\u5927\u91cf\u91c7\u7528<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 MIPS<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6559\u5b66 &amp; \u65e9\u671f\u5d4c\u5165\u5f0f\u7cfb\u7edf<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 PowerPC \/ SPARC<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u670d\u52a1\u5668\u3001\u5de5\u4e1a\u9886\u57df\uff08\u8f83\u5c11\u89c1\uff09<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u4e3a\u4ec0\u4e48\u73b0\u4ee3 CPU \u504f\u5411 RISC\uff1f<\/h2>\n\n\n\n<p>\u2714 \u66f4\u7701\u7535\uff08\u79fb\u52a8\u8bbe\u5907\u5173\u952e\uff09<br>\u2714 \u66f4\u9002\u5408\u591a\u6838\u3001\u5e76\u884c<br>\u2714 \u66f4\u5bb9\u6613\u6269\u5c55\uff08AI \/ GPU \/ NPU\uff09<br>\u2714 \u7f16\u8bd1\u5668\u4f18\u5316\u7a7a\u95f4\u66f4\u5927<\/p>\n\n\n\n<p>\ud83d\udc49 \u5373\u4fbf\u662f <strong>x86\uff08CISC\uff09<\/strong>\uff0c\u5185\u90e8\u4e5f\u4f1a\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u628a\u590d\u6742\u6307\u4ee4\u62c6\u6210\u7c7b\u4f3c RISC \u7684\u5fae\u6307\u4ee4\u6267\u884c<\/strong><\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u516d\u3001\u4e00\u4e2a\u7b80\u5355\u793a\u4f8b\uff08\u5bf9\u6bd4\u7406\u89e3\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">CISC\uff08x86 \u98ce\u683c\uff09<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nADD &#x5B;MEM], REG\n\n<\/pre><\/div>\n\n\n<p>\ud83d\udc49 \u4e00\u6761\u6307\u4ee4\u5b8c\u6210\u53d6\u5185\u5b58 + \u8fd0\u7b97<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">RISC\uff08ARM \/ RISC\u2011V \u98ce\u683c\uff09<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nLOAD R1, &#x5B;MEM]\nADD  R2, R1, R3\nSTORE R2, &#x5B;MEM]\n\n<\/pre><\/div>\n\n\n<p>\ud83d\udc49 \u591a\u6761\u7b80\u5355\u6307\u4ee4\uff0c\u66f4\u5229\u4e8e\u6d41\u6c34\u7ebf<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e03\u3001\u603b\u7ed3\u4e00\u53e5\u8bdd\uff08\u9762\u8bd5\u9ad8\u5206\u7248\uff09<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>RISC \u901a\u8fc7\u51cf\u5c11\u6307\u4ee4\u590d\u6742\u5ea6\u3001\u589e\u52a0\u5bc4\u5b58\u5668\u548c\u6d41\u6c34\u7ebf\u5e76\u884c\u80fd\u529b\uff0c\u5728\u6574\u4f53\u6027\u80fd\u3001\u80fd\u8017\u548c\u53ef\u6269\u5c55\u6027\u4e0a\u66f4\u5177\u4f18\u52bf\u3002<\/strong><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>RISC \u662f Reduced Instruction Set Computer\uff08&#8230; 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