{"id":4663,"date":"2017-07-24T19:42:00","date_gmt":"2017-07-24T10:42:00","guid":{"rendered":"https:\/\/hdmr.org\/d\/?e=3395"},"modified":"2017-07-24T19:42:00","modified_gmt":"2017-07-24T10:42:00","slug":"blogn-3395","status":"publish","type":"post","link":"https:\/\/hdmr.org\/d\/?e=3395","title":{"rendered":"\u30d3\u30c3\u30c8\u9806\u3092\u5165\u308c\u66ff\u3048\u305f\u304b\u3063\u305f"},"content":{"rendered":"

\u8ad6\u7406\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u3046\u30e1\u30e2\u30ea\u306e\u30c7\u30fc\u30bf\u3092\u4f5c\u3063\u3066\u3001\u305d\u308c\u3092\u4f7f\u3063\u3066\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u3057\u3066\u307f\u308b\u3068\u671f\u5f85\u5024\u3068\u5408\u308f\u306a\u3044\u3002<\/p>\n

\u306a\u306b\u304c\u8d77\u304d\u3066\u308b\u306e\u304b\u3068\u8abf\u3079\u305f\u3089MSB\u3068LSB\u304c\u9006\u8ee2\u3057\u3066\u3044\u305f\u3002<\/p>\n

\u3069\u3046\u3082\u30e1\u30e2\u30ea\u5185\u90e8\u306e\u30d3\u30c3\u30c8\u9806\u3068\u3001\u8ad6\u7406\u7684\u306a\u30d3\u30c3\u30c8\u9806\u304c\u9006\u306b\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u3002<\/p>\n

\n

\u3068\u3044\u3046\u308f\u3051\u3067\u30e1\u30e2\u30ea\u306e\u30c7\u30fc\u30bf\u3092\u4f5c\u308b\u524d\u306b\u3001\u30d3\u30c3\u30c8\u9806\u3092\u53cd\u8ee2\u3055\u305b\u308b\u51e6\u7406\u3092\u8db3\u305b\u3070\u3044\u3044\u3093\u3067\u3059\u306d\u3002<\/p>\n

\u8ad6\u7406\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u98df\u308f\u305b\u308b\u30c7\u30fc\u30bf\u306fPerl\u3067\u66f8\u3044\u3066\u3044\u305f\u306e\u3060\u304c\u3001\u3053\u3053\u306b\u3053\u3046\u3044\u3046\u30b3\u30fc\u30c9\u3092\u8db3\u3057\u305f\u3002<\/p>\n

$a=($a&0x0F)<<4|($a&0xF0)>>4;
$a=($a&0x33)<<2|($a&0xCC)>>2;
$a=($a&0x55)<<1|($a&0xAA)>>1;<\/pre>\n
\u3053\u308c\u30678\u30d3\u30c3\u30c8\u5206\u306e\u53cd\u8ee2\u306b\u306a\u308b\u3002<\/p>\n
1\u884c\u76ee\u3067\u524d4\u30d3\u30c3\u30c8\u3068\u5f8c4\u30d3\u30c3\u30c8\u3092\u5165\u308c\u66ff\u3048\u30012\u884c\u76ee\u30674\u30d3\u30c3\u30c8\u5185\u3067\u524d2\u30d3\u30c3\u30c8\u3068\u5f8c2\u30d3\u30c3\u30c8\u3092\u5165\u308c\u66ff\u3048\u30013\u884c\u76ee\u3067\u5076\u6570\u30d3\u30c3\u30c8\u3068\u5947\u6570\u30d3\u30c3\u30c8\u3092\u5165\u308c\u66ff\u3048\u308b\u3002<\/p>\n
\n
0\u884c\u76ee: 12345678
1\u884c\u76ee: 56781234
2\u884c\u76ee: 78563412
3\u884c\u76ee: 87654321<\/p>\n<\/blockquote>\n
\u7d50\u679c\u3068\u3057\u3066\u3001MSB\u3068LSB\u3092\u53cd\u8ee2\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u3002<\/p>\n
\n
\u30d3\u30c3\u30c8\u9806\u306e\u5165\u308c\u66ff\u3048\u3092\u3084\u308b\u3053\u3068\u306f\u305d\u3093\u306a\u306b\u591a\u304f\u306a\u3055\u305d\u3046\u3060\u304c\u3001<\/p>\n
\u30d3\u30c3\u30af\u30a8\u30f3\u30c7\u30a3\u30a2\u30f3\u3068\u30ea\u30c8\u30eb\u30a8\u30f3\u30c7\u30a3\u30a2\u30f3\u3067\u30c7\u30fc\u30bf\u3092\u884c\u304d\u6765\u3059\u308b\u3068\u304d\u306b\u3001\u30d0\u30a4\u30c8\u9806\u3092\u5165\u308c\u66ff\u3048\u308b\u3068\u8a00\u3046\u51e6\u7406\u306f\u3084\u308b\u6a5f\u4f1a\u3082\u591a\u3044\u304b\u3082\u3002<\/p>\n
\u66f8\u304d\u65b9\u306f\u3044\u308d\u3044\u308d\u3042\u308b\u3093\u3060\u304c\u3001\u4e0a\u3068\u540c\u3058\u3088\u3046\u306b\u66f8\u3051\u3070\u3053\u3093\u306a\u3093\u304b\u306d\u3002<\/p>\n
a=(a&0x0000FFFF)<<16|(a&0xFFFF0000)>>16;
a=(a&0x00FF00FF)<< 8|(a&0xFF00FF00)>> 8;<\/pre>\n
\u3053\u3046\u3044\u3046\u66f8\u304d\u65b9\u3063\u3066\u4e00\u822c\u7684\u306a\u306e\u304b\u306a? \u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3042\u3093\u307e\u308a\u898b\u306a\u3044\u3051\u3069\u3002<\/p>\n
\u4e0a\u306e\u30b3\u30fc\u30c9\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u300132\u30d3\u30c3\u30c8\u306e\u53cd\u8ee2\u306f\u4e0b\u8a18\u306e\u901a\u308a\u66f8\u3051\u308b\u3002<\/p>\n
a=(a&0x0000FFFF)<<16|(a&0xFFFF0000)>>16;
a=(a&0x00FF00FF)<< 8|(a&0xFF00FF00)>> 8;
a=(a&0x0F0F0F0F)<< 4|(a&0xF0F0F0F0)>> 4;
a=(a&0x33333333)<< 2|(a&0xCCCCCCCC)>> 2;
a=(a&0x55555555)<< 1|(a&0xAAAAAAAA)>> 1;<\/pre>\n
\n
\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u66f8\u304f\u3068\u306a\u3093\u3068\u306a\u304f\u3081\u3093\u3069\u304f\u3055\u3044\u304c\u3001\u5f97\u3089\u308c\u308b\u3082\u306e\u306f\u305f\u3060\u5358\u306b\u30d3\u30c3\u30c8\u9806\u3092\u5165\u308c\u66ff\u3048\u305f\u3082\u306e\u3002<\/p>\n
\u56de\u8def\u3067\u8a00\u3048\u3070\u7d50\u7dda\u3092\u5909\u3048\u308b\u3060\u3051\u3002\u8a08\u7b97\u3068\u3082\u8a00\u3048\u306a\u3044\u64cd\u4f5c\u3060\u3002<\/p>\n
\u3068\u3044\u3046\u308f\u3051\u3067\u3001CPU\u306f\u30d0\u30a4\u30c8\u9806\u30fb\u30d3\u30c3\u30c8\u9806\u3092\u5165\u308c\u66ff\u3048\u308b\u5c02\u7528\u306e\u547d\u4ee4\u3092\u6301\u3063\u3066\u308b\u3053\u3068\u304c\u666e\u901a\u3060\u3002<\/p>\n
ARM\u3060\u3068 REV\u547d\u4ee4 \u3067\u30d0\u30a4\u30c8\u9806\u3092\u53cd\u8ee2\u3067\u304d\u3001RBIT\u547d\u4ee4\u3067\u30d3\u30c3\u30c8\u9806\u3092\u53cd\u8ee2\u3067\u304d\u308b\u3002x86\u3060\u3068 BSWAP\u547d\u4ee4 \u3067\u30d0\u30a4\u30c8\u9806\u3092\u53cd\u8ee2\u3067\u304d\u308b\u3002<\/p>\n
\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u91cd\u8996\u306a\u3089\u305d\u3046\u3044\u3046\u5c02\u7528\u306e\u547d\u4ee4\u3092\u4f7f\u3048\u305f\u65b9\u304c\u4fbf\u5229\u3060\u3088\u306d\u3002<\/p>\n
\u305f\u3060\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e2d\u3067\u3061\u3087\u3063\u3068\u7d44\u307f\u8fbc\u3080\u306e\u306b\u30a2\u30bb\u30f3\u30d6\u30e9\u547c\u3073\u51fa\u3057\u305f\u308a\u3059\u308b\u306e\u306f\u5272\u306b\u5408\u308f\u306a\u3044\u3057\u306d\u3002<\/p>\n
\u4e0a\u306e\u3088\u3046\u306a\u8a18\u8ff0\u6cd5\u306e\u51fa\u756a\u306f\u305d\u3053\u305d\u3053\u3042\u308a\u305d\u3046\u3002<\/p>\n
\n
\u81ea\u5206\u306f\u4e0a\u306e\u3088\u3046\u306b\u66f8\u3044\u305f\u306e\u3060\u3051\u3069\u3001\u5f8c\u3067\u5225\u306e\u76ee\u7684\u3067\u540c\u3058\u3088\u3046\u306a\u51e6\u7406\u3092\u3057\u3066\u3044\u308b\u30b3\u30fc\u30c9\u304c\u3042\u3063\u3066\u3001\u305d\u308c\u3092\u898b\u305f\u3089\u3001<\/p>\n
a=(a&0x80)>>7|(a&0x40)>>5|(a&0x20)>>3|(a&0x10)>>1|
  (a&0x08)<<1|(a&0x04)<<3|(a&0x02)<<5|(a&0x01)<<7;<\/pre>\n
\u5b89\u76f4\u3060\u306a\u3041\u3068\u601d\u3063\u305f\u3051\u3069\u3001\u3084\u308a\u305f\u3044\u3053\u3068\u3063\u3066\u305d\u3046\u3044\u3046\u3053\u3068\u3060\u3088\u306d\u3002<\/p>\n
\u3069\u3061\u3089\u3082\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u3069\u3046\u3067\u3082\u3044\u3044\u7528\u9014\u306a\u306e\u3067\u3001\u5225\u306b\u3069\u3046\u3044\u3046\u66f8\u304d\u65b9\u3067\u3082\u3044\u3044\u3093\u3060\u304c\u3001<\/p>\n
\u5358\u7d14\u306b\u8003\u3048\u308c\u3070\u3001\u6700\u521d\u306b\u50d5\u304c\u66f8\u3044\u305f\u66f8\u304d\u65b9\u306e\u65b9\u304c\u304b\u306a\u308a\u52b9\u7387\u306f\u3088\u3055\u305d\u3046\u30024\u30d3\u30c3\u30c8\u5358\u4f4d\u306b\u62e1\u5f35\u3057\u305f\u308a\u3067\u304d\u308b\u30e1\u30ea\u30c3\u30c8\u3082\u3042\u308b\u3057\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u8ad6\u7406\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u3046\u30e1\u30e2\u30ea\u306e\u30c7\u30fc\u30bf\u3092\u4f5c\u3063\u3066\u3001\u305d\u308c\u3092\u4f7f\u3063\u3066\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u3057\u3066\u307f\u308b\u3068\u671f\u5f85\u5024\u3068\u5408\u308f\u306a\u3044\u3002 \u306a\u306b\u304c\u8d77\u304d\u3066\u308b\u306e\u304b\u3068\u8abf\u3079\u305f\u3089MSB\u3068LSB\u304c\u9006\u8ee2\u3057\u3066\u3044\u305f\u3002 \u3069\u3046\u3082\u30e1\u30e2\u30ea\u5185\u90e8\u306e\u30d3\u30c3\u30c8\u9806\u3068\u3001\u8ad6\u7406\u7684\u306a\u30d3\u30c3\u30c8\u9806\u304c\u9006 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-4663","post","type-post","status-publish","format-standard","hentry","category-computer"],"_links":{"self":[{"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=\/wp\/v2\/posts\/4663","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4663"}],"version-history":[{"count":0,"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=\/wp\/v2\/posts\/4663\/revisions"}],"wp:attachment":[{"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hdmr.org\/d\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}