{"published":"2020-08-09 23:15:00","categories":[],"author_url":"https://blog.hatena.ne.jp/lpha_z/","provider_name":"Hatena Blog","type":"rich","blog_title":"\u3088\u30fc\u308b","width":"100%","blog_url":"https://lpha-z.hatenablog.com/","image_url":null,"version":"1.0","title":"RISC-V\u306e\u30d3\u30c3\u30c8\u64cd\u4f5c\u7cfb\u62e1\u5f35\uff08B\u62e1\u5f35\uff09\u306e\u307e\u3068\u3081\uff08\u305d\u306e5\uff09","description":"\u30d6\u30fc\u30eb\u74b0\uff08\u3001\u3001\u201c\u8db3\u3057\u7b97\u201d\u304cxor\u3067\u201c\u639b\u3051\u7b97\u201d\u304cand\u3067\u3042\u308b\u3088\u3046\u306a\u6f14\u7b97\u4f53\u7cfb\u3001\u201c2\u3067\u5272\u3063\u305f\u3042\u307e\u308a\u201d\uff09\u306b\u95a2\u4fc2\u3059\u308b\u547d\u4ee4\u7fa4\u3067\u3059\u3002 clmul, clmulh, clmulr \u7e70\u4e0a\u308a\u306a\u3057\u306e\u639b\u3051\u7b97\u3067\u3059\u3002\u30d3\u30c3\u30c8\u5217\u306e\u7573\u307f\u8fbc\u307f\u3068\u8003\u3048\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 clmul\u306f\u639b\u3051\u7b97\u306e\u7d50\u679c\u306e\u4e0b32/64\u30d3\u30c3\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002 clmulh\u306f\u639b\u3051\u7b97\u306e\u7d50\u679c\u306e\u4e0a32/64\u30d3\u30c3\u30c8\uff08\u4e0b\u304b\u308932\uff5e63/64\uff5e127\u30d3\u30c3\u30c8\u76ee\uff09\u3092\u8fd4\u3057\u307e\u3059\u3002 \u3053\u3053\u3067\u3001\u7e70\u4e0a\u308a\u304c\u306a\u3044\u305f\u3081\u3001clmulh\u306e\u6700\u4e0a\u4f4d\u30d3\u30c3\u30c8\u306f\u5e38\u306b0\u3067\u3059\u3002 clmulr\u306f\u305d\u306e\u518d\u4e0a\u4f4d\u30d3\u30c3\u30c8\u3092\u9664\u3044\u305f\u4e0a32/64\u30d3\u30c3\u30c8\uff08\u4e0b\u304b\u308931\uff5e62/63\uff5e126\u30d3\u30c3\u30c8\u76ee\uff09\u3092\u8fd4\u3057\u307e\u3059\u3002 \u540d\u524d\u306er\u306f\u3001reverse\u306b\u2026","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Flpha-z.hatenablog.com%2Fentry%2F2020%2F08%2F09%2F231500\" title=\"RISC-V\u306e\u30d3\u30c3\u30c8\u64cd\u4f5c\u7cfb\u62e1\u5f35\uff08B\u62e1\u5f35\uff09\u306e\u307e\u3068\u3081\uff08\u305d\u306e5\uff09 - \u3088\u30fc\u308b\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"lpha_z","provider_url":"https://hatena.blog","url":"https://lpha-z.hatenablog.com/entry/2020/08/09/231500"}