{"id":17990,"date":"2026-06-10T09:01:02","date_gmt":"2026-06-10T01:01:02","guid":{"rendered":"https:\/\/ab123.xyz\/?p=17990"},"modified":"2026-06-10T09:01:02","modified_gmt":"2026-06-10T01:01:02","slug":"risc-v-%e5%90%91%e9%87%8f%e6%89%a9%e5%b1%95%e5%9c%a8%e8%af%ad%e9%9f%b3%e8%af%86%e5%88%ab-cnn-%e6%a8%a1%e5%9e%8b%e4%b8%ad%e7%9a%84%e6%8e%a8%e7%90%86%e9%83%a8%e7%bd%b2%ef%bc%9atengine-%e5%b7%a5%e5%85%b7","status":"publish","type":"post","link":"https:\/\/ab123.xyz\/?p=17990","title":{"rendered":"RISC-V \u5411\u91cf\u6269\u5c55\u5728\u8bed\u97f3\u8bc6\u522b CNN \u6a21\u578b\u4e2d\u7684\u63a8\u7406\u90e8\u7f72\uff1aTengine \u5de5\u5177\u8be6\u89e3"},"content":{"rendered":"<p>\u5728\u8fb9\u7f18\u8ba1\u7b97\u4e0e\u7aef\u4fa7AI\u5feb\u901f\u53d1\u5c55\u7684\u80cc\u666f\u4e0b\uff0cRISC-V \u5411\u91cf\u6269\u5c55\uff08Vector Extension\uff09\u4e3a\u8bed\u97f3\u8bc6\u522b CNN \u6a21\u578b\u7684\u4f4e\u529f\u8017\u63a8\u7406\u63d0\u4f9b\u4e86\u5168\u65b0\u53ef\u80fd\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecd\u4e00\u6b3e\u667a\u80fd\u5de5\u5177\u2014\u2014<strong>Tengine<\/strong>\uff0c\u5b83\u5df2\u5728 RISC-V \u5411\u91cf\u6269\u5c55\u5e73\u53f0\u4e0a\u5b9e\u73b0\u4e86\u9ad8\u6548\u90e8\u7f72\uff0c\u5e76\u6210\u4e3a\u8be5\u9886\u57df\u7684\u91cd\u8981\u53c2\u8003\u65b9\u6848\u3002\u70b9\u51fb\u8bbf\u95ee <a href=\"http:\/\/tengine.org.cn\/\" target=\"_blank\">\u5b98\u65b9\u7f51\u7ad9<\/a> \u83b7\u53d6\u6700\u65b0\u7248\u672c\u4e0e\u6587\u6863\u3002<\/p>\n<h2>\u5de5\u5177\u6982\u8ff0\u4e0e\u6838\u5fc3\u529f\u80fd<\/h2>\n<p>Tengine \u662f\u7531\u5f00\u653e\u667a\u80fd\uff08OPEN AI LAB\uff09\u63a8\u51fa\u7684\u9ad8\u6027\u80fd\u795e\u7ecf\u7f51\u7edc\u63a8\u7406\u6846\u67b6\uff0c\u652f\u6301\u591a\u79cd\u540e\u7aef\u52a0\u901f\u3002\u5728 RISC-V \u5411\u91cf\u6269\u5c55\u7684\u652f\u6301\u4e0b\uff0cTengine \u80fd\u591f\u5c06\u8bed\u97f3\u8bc6\u522b CNN \u6a21\u578b\uff08\u5982 DeepSpeech\u3001Wav2Letter \u7b49\uff09\u7684\u5377\u79ef\u8fd0\u7b97\u3001\u6fc0\u6d3b\u51fd\u6570\u53ca\u5185\u5b58\u8bbf\u95ee\u8fdb\u884c\u5168\u9762\u4f18\u5316\uff0c\u5145\u5206\u5229\u7528\u5411\u91cf\u5bc4\u5b58\u5668\u7684\u5e76\u884c\u8ba1\u7b97\u80fd\u529b\u3002<\/p>\n<h3>\u5173\u952e\u529f\u80fd\u5217\u8868<\/h3>\n<ul>\n<li>\u81ea\u52a8\u68c0\u6d4b RISC-V \u5411\u91cf\u6269\u5c55\u7248\u672c\uff08VLEN\u3001DLEN\uff09\uff0c\u52a8\u6001\u9009\u62e9\u6700\u4f18\u5411\u91cf\u5316\u7b56\u7565\u3002<\/li>\n<li>\u5185\u7f6e CNN \u7b97\u5b50\u5e93\uff0c\u5305\u542b\u5377\u79ef\u3001\u6c60\u5316\u3001\u5168\u8fde\u63a5\u7b49\u6838\u5fc3\u5c42\u7684\u5411\u91cf\u5316\u5b9e\u73b0\u3002<\/li>\n<li>\u652f\u6301 INT8 \u4e0e FP16 \u91cf\u5316\uff0c\u5728\u4fdd\u6301\u8bc6\u522b\u7cbe\u5ea6\u7684\u540c\u65f6\u5927\u5e45\u964d\u4f4e\u5e26\u5bbd\u538b\u529b\u3002<\/li>\n<li>\u63d0\u4f9b\u6a21\u578b\u8f6c\u6362\u5de5\u5177\u94fe\uff0c\u4e00\u952e\u5c06 PyTorch\/TensorFlow \u6a21\u578b\u8f6c\u4e3a Tengine \u683c\u5f0f\u3002<\/li>\n<\/ul>\n<h2>\u72ec\u7279\u4f18\u52bf\u4e0e\u6280\u672f\u7a81\u7834<\/h2>\n<p>\u4e0e\u901a\u7528 CPU \u6216 ARM NEON \u90e8\u7f72\u65b9\u6848\u76f8\u6bd4\uff0cTengine \u5728 RISC-V \u5411\u91cf\u6269\u5c55\u4e0a\u7684\u4f18\u52bf\u5341\u5206\u660e\u663e\uff1a<\/p>\n<ul>\n<li><strong>\u8ba1\u7b97\u6548\u7387\u63d0\u5347<\/strong>\uff1a\u901a\u8fc7\u5411\u91cf\u5316\u52a0\u8f7d\u4e0e\u5b58\u50a8\u6307\u4ee4\uff0cCNN \u5377\u79ef\u5c42\u7684\u7b97\u529b\u5229\u7528\u7387\u63d0\u5347 3-5 \u500d\u3002<\/li>\n<li><strong>\u5185\u5b58\u8bbf\u95ee\u4f18\u5316<\/strong>\uff1a\u5229\u7528\u5411\u91cf\u5316 gather\/scatter \u64cd\u4f5c\uff0c\u51cf\u5c11\u975e\u8fde\u7eed\u5185\u5b58\u8bbf\u95ee\u5e26\u6765\u7684\u5ef6\u8fdf\u3002<\/li>\n<li><strong>\u4f4e\u529f\u8017\u8868\u73b0<\/strong>\uff1a\u5728\u540c\u7b49\u6027\u80fd\u4e0b\uff0c\u76f8\u6bd4 ARM Cortex-A \u7cfb\u5217\u964d\u4f4e 40% \u4ee5\u4e0a\u80fd\u8017\uff0c\u7279\u522b\u9002\u5408\u667a\u80fd\u5bb6\u5c45\u3001\u53ef\u7a7f\u6234\u7b49\u7535\u6c60\u4f9b\u7535\u573a\u666f\u3002<\/li>\n<\/ul>\n<h3>\u5b9e\u6d4b\u6570\u636e\u4e00\u89c8<\/h3>\n<p>\u5728 Xuantie C910\uff08\u652f\u6301 RVV 0.7.1\uff09\u5e73\u53f0\u4e0a\uff0c\u90e8\u7f72 5 \u5c42 CNN \u8bed\u97f3\u5524\u9192\u6a21\u578b\uff0cTengine \u5355\u5e27\u63a8\u7406\u8017\u65f6\u4ec5 2.3ms\uff0c\u76f8\u6bd4\u6807\u91cf\u7248\u672c\u52a0\u901f 4.8 \u500d\u3002\u540c\u65f6\uff0c\u6a21\u578b\u4f53\u79ef\u7ecf INT8 \u91cf\u5316\u540e\u538b\u7f29\u81f3 1.2MB\uff0c\u6ee1\u8db3\u5b9e\u65f6\u8bed\u97f3\u8bc6\u522b\u7684\u4e25\u683c\u5ef6\u8fdf\u8981\u6c42\u3002<\/p>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u4f7f\u7528\u6307\u5357<\/h2>\n<p>Tengine \u914d\u5408 RISC-V \u5411\u91cf\u6269\u5c55\u5df2\u6210\u529f\u5e94\u7528\u4e8e\u4e0b\u5217\u9886\u57df\uff1a<\/p>\n<ul>\n<li>\u667a\u80fd\u97f3\u7bb1\u7684\u672c\u5730\u8bed\u97f3\u5524\u9192\u4e0e\u547d\u4ee4\u8bcd\u8bc6\u522b<\/li>\n<li>\u52a9\u542c\u5668\u4e0e\u8033\u6234\u5f0f\u8bbe\u5907\u7684\u5b9e\u65f6\u8bed\u97f3\u589e\u5f3a<\/li>\n<li>\u5de5\u4e1a\u566a\u58f0\u73af\u5883\u4e0b\u7684\u5173\u952e\u8bcd\u68c0\u6d4b\u7cfb\u7edf<\/li>\n<\/ul>\n<h3>\u5feb\u901f\u4e0a\u624b\u6b65\u9aa4<\/h3>\n<p>\u82e5\u8981\u5728\u81ea\u5df1\u7684 RISC-V \u5f00\u53d1\u677f\u4e0a\u4f7f\u7528 Tengine \u90e8\u7f72 CNN \u8bed\u97f3\u6a21\u578b\uff0c\u53ef\u9075\u5faa\u4ee5\u4e0b\u6d41\u7a0b\uff1a<\/p>\n<ul>\n<li>1. \u4ece\u5b98\u7f51\u4e0b\u8f7d\u9884\u7f16\u8bd1\u7684 RISC-V \u5411\u91cf\u6269\u5c55\u7248\u672c SDK\u3002<\/li>\n<li>2. \u4f7f\u7528 tm2tengine \u5de5\u5177\u5c06\u8bad\u7ec3\u597d\u7684\u8bed\u97f3\u8bc6\u522b\u6a21\u578b\u8f6c\u6362\u4e3a .tmfile \u683c\u5f0f\u3002<\/li>\n<li>3. \u7f16\u5199 C++ \u63a8\u7406\u4ee3\u7801\uff0c\u8c03\u7528 Tengine \u7684 graph API \u52a0\u8f7d\u6a21\u578b\u5e76\u6267\u884c\u63a8\u7406\u3002<\/li>\n<li>4. \u9488\u5bf9\u5411\u91cf\u5316\u6027\u80fd\uff0c\u53ef\u901a\u8fc7 <code>set_graph_device<\/code> \u63a5\u53e3\u6307\u5b9a\u201cVVT\u201d\u540e\u7aef\u4ee5\u542f\u7528\u5411\u91cf\u52a0\u901f\u3002<\/li>\n<\/ul>\n<p>Tengine \u6301\u7eed\u8fed\u4ee3\u5bf9 RISC-V \u5411\u91cf\u6269\u5c55\u7684\u652f\u6301\uff0c\u76ee\u524d\u5df2\u5728\u4e3b\u6d41\u5f00\u53d1\u677f\uff08\u5982 SiFive HiFive Unleashed\u3001\u5609\u6960\u52d8\u667a K230\uff09\u4e0a\u901a\u8fc7\u9a8c\u8bc1\u3002\u5f00\u53d1\u8005\u53ef\u524d\u5f80 <a href=\"http:\/\/tengine.org.cn\/\" target=\"_blank\">\u5b98\u65b9\u7f51\u7ad9<\/a> \u83b7\u53d6\u8be6\u7ec6\u6587\u6863\u4e0e\u793e\u533a\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u8fb9\u7f18\u8ba1\u7b97\u4e0e\u7aef\u4fa7AI\u5feb\u901f\u53d1\u5c55\u7684\u80cc\u666f\u4e0b\uff0cRISC-V \u5411\u91cf\u6269\u5c55\uff08Vector Extension\uff09\u4e3a\u8bed\u97f3\u8bc6\u522b C [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[20950,21351,21353,21348,21352],"class_list":["post-17990","post","type-post","status-publish","format-standard","hentry","category-4","tag-risc-v","tag-tengine","tag-21353","tag-cnn","tag-ai"],"_links":{"self":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=17990"}],"version-history":[{"count":1,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17990\/revisions"}],"predecessor-version":[{"id":17991,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/17990\/revisions\/17991"}],"wp:attachment":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}