{"published":"2011-05-04 09:38:59","author_url":"https://blog.hatena.ne.jp/chiharunpo/","url":"https://chiharunpo.hatenablog.com/entry/20110504/1304469539","type":"rich","description":"\u5148\u65e5\u306e\u65e5\u8a18\u306e\u7d9a\u304d\u3002 \u8208\u5473\u6df1\u3044\u8a08\u6e2c\u7d50\u679c\u304c\u51fa\u3066\u3044\u307e\u3057\u305f\u3002 \u78ba\u304b\u306bNehalem\u7cfbCPU\u306f\u3001\u4ee5\u524d\u306eCPU\u3068\u6bd4\u3079\u3066MOVDQU\u306e\u6027\u80fd\u304c\u6539\u5584\u3055\u308c\u3066\u3044\u307e\u3059\u3002cache line\u3092\u8de8\u304c\u306a\u3051\u308c\u3070MOVDQA\u3068\u540c\u3058\u901f\u5ea6\u304c\u51fa\u3066\u3044\u307e\u3059\u3002 MOVDQU\u306e\u7279\u6027\u306b\u3064\u3044\u3066 \u3075\u3080\u3002movdqu \u306f Core i \u30b7\u30ea\u30fc\u30ba\u3067\u9ad8\u901f\u5316\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u306d\u3002\u78ba\u304b\u306b Core 2 \u3067\u3044\u308d\u3044\u308d\u8a66\u3057\u3066\u3044\u305f\u3068\u304d\u306f\u660e\u3089\u304b\u306b movdqu \u3063\u3066 movdqa \u306b\u6bd4\u3079\u3066\u9045\u304b\u3063\u305f\u3088\u3046\u306a\u8a18\u61b6\u304c\u3002(\u8a08\u6e2c\u306f\u3057\u3066\u306a\u304b\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u4f53\u611f\u3067\u3002 \u3067\u3082\u3001\u8b0e\u304c\u89e3\u3051\u305f\u3088\u3046\u3067\u3059\u3002\u307e\u3002Core i \u30b7\u30ea\u30fc\u30ba\u3060\u3068\u3001\u30e1\u30e2\u30ea\u306e\u30b7\u30fc\u30b1\u30f3\u30b7\u30e3\u30eb \u30a2\u30af\u30bb\u30b9\u3092\u3059\u308b\u9650\u308a\u306b\u304a\u3044\u3066 movd\u2026","title":"XMM \u30ec\u30b8\u30b9\u30bf\u306b\u3088\u308b\u30e1\u30e2\u30ea \u30a2\u30af\u30bb\u30b9 \u301cSSE2 (movdqa \u3068 movdqu) \u306e\u7279\u6027","version":"1.0","provider_url":"https://hatena.blog","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fchiharunpo.hatenablog.com%2Fentry%2F20110504%2F1304469539\" title=\"XMM \u30ec\u30b8\u30b9\u30bf\u306b\u3088\u308b\u30e1\u30e2\u30ea \u30a2\u30af\u30bb\u30b9 \u301cSSE2 (movdqa \u3068 movdqu) \u306e\u7279\u6027 - Chiharu \u306e\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>","categories":["C++"],"author_name":"chiharunpo","height":"190","blog_url":"https://chiharunpo.hatenablog.com/","provider_name":"Hatena Blog","width":"100%","blog_title":"Chiharu \u306e\u65e5\u8a18"}