{"type":"rich","width":"100%","categories":[],"blog_url":"https://na6ko.hatenadiary.jp/","published":"2025-07-12 19:33:22","blog_title":"naruko\u306e\u958b\u767a\u30e1\u30e2","provider_name":"Hatena Blog","description":"\u6982\u8981 bit rotation \u3067 CPU \u304c1\u3064\u306e\u30ec\u30b8\u30b9\u30bf\u306e\u5e45\u3092\u8d85\u3048\u305f\u5834\u5408\u3001\u307e\u305f\u306f 24 bit \u306a\u3069\u306e2\u306e\u7d2f\u4e57\u306e\u5024\u3067\u306f\u306a\u3044 8 \u306e\u500d\u6570\u3067\u306f\u8907\u6570\u306e bit rotation \u547d\u4ee4\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u76ee\u7684\u3092\u9054\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b. \u672c\u8aac\u660e\u3067\u306f\u3059\u3079\u3066\u5909\u6570\u306f\u7b26\u53f7\u306a\u3057\u306e\u6271\u3044\u3067\u306e\u8a08\u7b97\u3068\u3059\u308b. x64 \u306e\u547d\u4ee4\u3068\u3057\u3066\u8a18\u8f09\u3059\u308b. \u5de6\u5faa\u74b0 C r1 r0 |instructions -----------+----------- x 7654 3210| |shl $1,%r0 -> add %r0,%r0 3 7654 210z| |rcl $1,%r1 -> adc %r1,%r1 7 6543 210z| |a\u2026","version":"1.0","author_url":"https://blog.hatena.ne.jp/na6ko/","provider_url":"https://hatena.blog","author_name":"na6ko","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fna6ko.hatenadiary.jp%2Fentry%2F2025%2F07%2F12%2F193322\" title=\"ADC \u547d\u4ee4\u306e\u30c8\u30ea\u30c3\u30af - naruko\u306e\u958b\u767a\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"ADC \u547d\u4ee4\u306e\u30c8\u30ea\u30c3\u30af","image_url":null,"height":"190","url":"https://na6ko.hatenadiary.jp/entry/2025/07/12/193322"}