{"type":"rich","url":"https://mzp.hatenadiary.org/entry/20081008/signextend","description":"ABC\u3092\u30d1\u30fc\u30b9\u3059\u308b\u969b\u306b\u300124\u30d3\u30c3\u30c8\u306e\u6574\u6570\u309232\u30d3\u30c3\u30c8\u306e\u6574\u6570\u306b\u7b26\u53f7\u62e1\u5f35\u3057\u305f\u304f\u306a\u3063\u305f\u3002\u3068\u308a\u3042\u3048\u305a\u3001\u7b97\u8853\u30b7\u30d5\u30c8\u3092\u3064\u304b\u3063\u3066\u5b9f\u73fe\u3057\u3066\u307f\u305f\u30027\u30d3\u30c3\u30c8\u30b7\u30d5\u30c8\u306a\u306e\u306f\u3001OCaml\u306e\u6574\u6570\u304c31\u30d3\u30c3\u30c8\u3060\u304b\u3089\u3002 let s_extend d = (d lsl 7) asr 7 \u3053\u308c\u3067\u3082\u3044\u3044\u3093\u3060\u3051\u3069\u3001CPU\u306b\u3088\u3063\u3066\u306f\u7b26\u53f7\u62e1\u5f35\u547d\u4ee4\u3092\u3082\u3063\u3066\u3044\u308b\u3089\u3057\u3044\u304b\u3089\u3001\u306a\u3093\u304b\u3082\u3063\u305f\u3044\u306a\u3044\u3088\u3046\u306a\u6c17\u304c\u3059\u308b\u3002 id:selvaggio\u65b9\u5f0f http://twitter.com/selvaggio/statuses/950446367\u3067\u6559\u3048\u3066\u3082\u3089\u3063\u305f\u3002 let s_extend d = 0x1fe * (0x00800000 land d) l\u2026","provider_name":"Hatena Blog","height":"190","author_url":"https://blog.hatena.ne.jp/mzp/","title":"\u7b26\u53f7\u62e1\u5f35\u304c\u3057\u305f\u3044","provider_url":"https://hatena.blog","image_url":null,"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmzp.hatenadiary.org%2Fentry%2F20081008%2Fsignextend\" title=\"\u7b26\u53f7\u62e1\u5f35\u304c\u3057\u305f\u3044 - \u307f\u305a\u3074\u30fc\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u307f\u305a\u3074\u30fc\u65e5\u8a18","published":"2008-10-08 00:00:01","blog_url":"https://mzp.hatenadiary.org/","author_name":"mzp","categories":["OCaml"],"width":"100%"}