\u3000\u3069\u3046\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u308b\u306e\u304b\u5206\u304b\u3063\u3066\u306d\u30fc\u3068C\u3068\u304bC++\u3068\u304b\u306f\u66f8\u304d\u306b\u304f\u3044\u6c17\u304c\u3001\u306a\u3069\u3068\u306c\u304b\u3057\u3064\u3064\u3082\u73fe\u5b9f\u306b\u306f\u300c\u8a73\u7d30\u306f\u3088\u304f\u308f\u304b\u3093\u306d\u30fc\u3051\u3069\u6700\u9069\u5316\u3057\u3066\u304f\u308c\u308b\u306f\u305a\u3060\u3088\u306d\u300d\u3063\u3066\u90e8\u5206\u304c9\u5272\u3060\u3088\u306a\u4ffa\u306e\u5834\u5408\u3001\u3068\u3082\u601d\u3063\u3066\u305f\u3002
\n\u3000\u3067\u3001\u5b9f\u969b\u306b\u5410\u304b\u308c\u308b\u30b3\u30fc\u30c9\u3092\u3061\u3083\u3093\u3068\u898b\u305f\u8a18\u61b6\u304c\u9060\u304f\u306a\u308a\u3064\u3064\u3042\u308b\u4eca\u3001volatile\u5468\u8fba\u306e\u6319\u52d5\u3082\u6c17\u306b\u306a\u3063\u305f\u306e\u3067\u3001\u304b\u306a\u30fc\u308a\u4e45\u3005\u306b\u30a2\u30bb\u30f3\u30d6\u30e9\u51fa\u529b\u3055\u305b\u3066\u307f\u305f\u3002<\/p>\n
\u3000\u3068\u308a\u3042\u3048\u305a\u3001\u554f\u984c\u306e\u30b9\u30ec\u30c3\u30c9\u9593\u901a\u4fe1\u7528\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u30b3\u30fc\u30c9\u306f\u3001<\/p>\n
template < typename T, size_t Size >\r\nclass t2t_pipe : noncopyable {\r\n T buf_[Size];\r\n volatile size_t head_, tail_;\r\n\r\n \/\/ \u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u6b21\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u53d6\u5f97\u3059\u308b\u95a2\u6570 \/\/\r\n size_t next_index_of ( size_t index ) const {\r\n size_t next = index + 1;\r\n if ( next == Size ) {\r\n return 0;\r\n }\r\n return next;\r\n }\r\n\r\npublic:\r\n t2t_pipe () : head_(0), tail_(0) {\r\n assert( Size >= 2 );\r\n WMB(); \/\/ VC++2008\u3067x86\u3067volatile\u3060\u304b\u3089\u8a18\u8ff0\u4e0d\u8981\uff1f\r\n }\r\n\r\n bool empty () const {\r\n RMB(); \/\/ \u3053\u308c\u3082\uff08\u3053\u308c\u4ee5\u4e0b\u3082\uff09\u5168\u90e8\u4e0d\u8981\uff1f\r\n return head_ == tail_;\r\n }\r\n\r\n bool full () const {\r\n RMB();\r\n return head_ == next_index_of( tail_ );\r\n }\r\n\r\n T pop () {\r\n assert( ! empty() ); \/\/ \u547c\u3073\u51fa\u3057\u5074\u306f\u5148\u306b\u5fc5\u305aempty()\u898b\u308d\u3088\u7684\u8a2d\u8a08\r\n T result;\r\n RMB();\r\n result.swap( buf_[head_] );\r\n head_ = next_index_of( head_ );\r\n WMB();\r\n return result;\r\n }\r\n\r\n void push ( const T& item ) {\r\n assert( ! full() );\r\n RMB();\r\n buf_[tail_] = item;\r\n tail_ = next_index_of( tail_ );\r\n WMB();\r\n }\r\n};<\/pre>\n\u3053\u3093\u306a\u611f\u3058\u3002\u5927\u4e08\u592b\u306a\u3093\u3060\u308d\u3046\u304b\u3053\u308c\u3002\u7279\u306bbuf_\u304cvolatile\u3058\u3083\u306a\u3044\u70b9\u3068\u304b\u3002\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u64cd\u4f5c\u306e\u30e1\u30e2\u30ea\u30d0\u30ea\u30a2\u3055\u3048\u4e07\u5168\u306a\u3089\u3001\u95a2\u6570\u304c\u64cd\u4f5c\u5bfe\u8c61\u3068\u3059\u308b\u8981\u7d20\u306fvolatile\u306a\u6319\u52d5\u3092\u3057\u3066\u3044\u306a\u3044\u306f\u305a\u3060\u304b\u3089\u3001\u5927\u4e08\u592b\u305d\u3046\u306a\u6c17\u306f\u3059\u308b\u3051\u3069\u3044\u307e\u3044\u3061\u81ea\u4fe1\u304c\u3002\u3064\u30fc\u304b\u672c\u5f53\u306b\u3069\u3063\u304b\u6839\u672c\u7684\u306b\u9593\u9055\u3063\u3066\u305d\u3046\u3067\u4e0d\u5b89\u3060\u3002
\n\u3000\u307e\u3042\u3067\u3082\u305d\u306e\u8fba\u306f\u7f6e\u3044\u3068\u3044\u3066\u3001\u5b9f\u969b\u306bt2t_pipe< shared_ptr<foo_base_class>, 16384 > foo_pipe;<\/code>\u306bpop()\u3092\u639b\u3051\u3066\u308b\u3068\u3053\u308d\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u7d50\u679c\u306f\u3053\u3093\u306a\u611f\u3058\u306b\u306a\u3063\u3066\u3044\u305f\u3002<\/p>\n_TEXT SEGMENT\r\n\u4f55\u305f\u3089$shared_ptr@\u4f55\u305f\u3089@@@boost@@\u3069\u30fc\u306e\u3053\u30fc\u306e PROC\r\n mov DWORD PTR [eax], 0\r\n mov DWORD PTR [eax+4], 0\r\n mov ecx, DWORD PTR \u4f55\u305f\u3089$shared_ptr@\u4f55\u305f\u3089+131072\r\n lea ecx, DWORD PTR \u4f55\u305f\u3089$shared_ptr@\u4f55\u305f\u3089[ecx*8]\r\n push esi\r\n cmp eax, ecx\r\n je SHORT $LN9@pop\r\n mov esi, DWORD PTR [ecx]\r\n mov edx, DWORD PTR [eax]\r\n mov DWORD PTR [eax], esi\r\n mov DWORD PTR [ecx], edx\r\n$LN9@pop:\r\n mov edx, DWORD PTR [ecx+4]\r\n mov esi, DWORD PTR [eax+4]\r\n mov DWORD PTR [ecx+4], esi\r\n mov DWORD PTR [eax+4], edx\r\n mov ecx, DWORD PTR \u4f55\u305f\u3089$shared_ptr@\u4f55\u305f\u3089+131072\r\n lea edx, DWORD PTR [ecx+1]\r\n mov ecx, edx\r\n sub ecx, 16384\r\n neg ecx\r\n sbb ecx, ecx\r\n and ecx, edx\r\n mov DWORD PTR \u4f55\u305f\u3089$shared_ptr@\u4f55\u305f\u3089+131072, ecx\r\n pop esi\r\n ret 0\r\n\u4f55\u305f\u3089$shared_ptr@\u4f55\u305f\u3089@@@boost@@\u3069\u30fc\u306e\u3053\u30fc\u306e ENDP\r\n_TEXT ENDS<\/pre>\n\u3000\u3046\u30fc\u3093\u3002\u671f\u5f85\u4ee5\u4e0a\u306e\u3068\u3053\u3068\u4ee5\u4e0b\u306e\u3068\u3053\u304c\u3042\u308b\u306a\u3042\u2026\u3002<\/p>\n
\u3000\u3068\u308a\u3042\u3048\u305a\u3001\u3044\u304d\u306a\u308aeax\u3092\u4f7f\u3063\u3066\u308b\u8fba\u308afastcall\u7cfb\u3063\u307d\u304f\u3066\u547c\u3073\u51fa\u3057\u898f\u7d04\u304c\u307e\u305a\u5206\u304b\u3089\u306a\u3044\u3093\u3060\u304c\u3001\u6700\u5f8c\u306breturn\u3057\u3066\u308b\u304b\u3089\u30a4\u30f3\u30e9\u30a4\u30f3\u3067\u306f\u306a\u3044\u3088\u306a\u30020\u3092\u66f8\u304d\u8fbc\u3093\u3067\u308b\u8fba\u308a\u3001T result;<\/code>\u306e\u51e6\u7406\u304b\u306a\u3002\u305d\u306e\u5f8c\u3067swap\u3063\u307d\u3044\u3053\u3068\u3082\u3057\u3066\u308b\u3057\u306a\u3002\u3064\u30fc\u304b\u5168\u304f\u30a2\u30c8\u30df\u30c3\u30af\u306b\u898b\u3048\u306a\u3044\u3093\u3060\u3051\u3069\u5927\u4e08\u592b\u306a\u306e\u304b\uff08\u7b11\uff09\u3002shared_ptr\u305d\u306e\u3082\u306e\u306e\u30b3\u30d4\u30fc\u95a2\u9023\u306f\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u3089\u3057\u3044\u3051\u3069\u3002\u30dd\u30a4\u30f3\u30c8\u3057\u305f\u5148\u306e\u64cd\u4f5c\u306f\u666e\u901a\u306b\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u3058\u3083\u306a\u3044\u3051\u3069\u3002
\n\u3000\u30e1\u30e2\u30ea\u30d0\u30ea\u30a2\u5468\u8fba\u3067\u306e\u7570\u5e38\u884c\u52d5\u306f\u7121\u3044\u3088\u3046\u306b\u898b\u3048\u308b\u3063\u3064\u30fc\u304b\u3001\u305d\u306e\u8fba\u3092\u898b\u305f\u3044\u306a\u3089empty()\u306e\u5f85\u6a5f\u30eb\u30fc\u30d7\u3068\u304b\u3082\u898b\u306a\u3044\u3068\u610f\u5473\u7121\u3044\u304b\u3002\u3048\u30fc\u3068\u898b\u3066\u304d\u307e\u3057\u305f\u3002\u5927\u4e08\u592b\u306b\u898b\u3048\u307e\u3057\u305f\u3002\u4e00\u898b\u3002
\n\u3000\u3064\u30fc\u304b\u3076\u3063\u3061\u3083\u3051\u524d\u534a\u3088\u304f\u5206\u304b\u3093\u306d\u3048\uff08\u7b11\uff09\u3002\u547c\u3073\u51fa\u3057\u898f\u7d04\u304c\u5206\u304b\u3089\u306a\u3044\u306e\u3068\u3001shared_ptr\u306e\u5b9f\u88c5\u304c\u5206\u304b\u3089\u306a\u3044\u306e\u3068\u3067\u3002
\n\u3000next_index_of()\u304c\u30a4\u30f3\u30e9\u30a4\u30f3\u5c55\u958b\u3055\u308c\u305f\u5f8c\u534a\u306e\u8fba\u308a\u306f\u3001sub\u3057\u3066neg\u3057\u3066sbb\u3057\u3066and\u3001\u3068\u3044\u3046\u624b\u6cd5\u3067\u5206\u5c90\u3092\u6291\u5236\u3057\u3066\u3044\u305f\u3002\u78ba\u304b\u4f8b\u306e\u96fb\u5353\u3067\u5168\u304f\u540c\u3058\u6700\u9069\u5316\u3092\u7121\u99c4\u306b\u3084\u3063\u3066\u305f\u6c17\u304c\u3059\u308b\u3002
\n\u3000\u3060\u304c\u3001\u3053\u3044\u3064\u306f\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30af\u30e9\u30b9\u3067\u3001Size\u306f\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u70b9\u306716384\u306e\u5b9a\u6570\u3060\u304b\u3089\u3001\u5f8c\u534a\u90e8\u5206\u306b\u672c\u5f53\u306b\u671f\u5f85\u3057\u3066\u3044\u305f\u306e\u306fand\u306e\u30de\u30b9\u30af\u3060\u3063\u305f\u3093\u3060\u304c\u3002
\n\u3000\u307e\u3042\u3001\u4eba\u9593\u306e\u624b\u3067\u3053\u3046\u66f8\u3051\u3070\u3044\u3044\u3093\u3060\u3088\u306a\u2026\u3002<\/p>\n size_t next_index_of ( size_t index ) const {\r\n size_t next = index + 1;\r\n if ( is_power_of_2( Size ) ) {\r\n return next & Size-1;\r\n }\r\n if ( next == Size ) {\r\n return 0;\r\n }\r\n return next;\r\n }<\/pre>\n\u3000\u3064\u30fc\u304b\u3053\u308c\u3001is_power_of_2()\u306e\u3068\u3053\u304c\u30a4\u30f3\u30e9\u30a4\u30f3\u5c55\u958b\u3067\u5b9a\u6570\u5316\u3055\u308c\u306a\u3044\u3068\u9006\u306b\u9045\u3044\u3088\u306a\u3002\u3069\u3046\u306a\u308b\u3093\u3060\u308d\u3046\u3002\u3046\u307e\u304f\u884c\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u6761\u4ef6\u5f0f\u304c\u5b9a\u6570\u3060\u3088\u3068\u304b\u3001\u6b7b\u3093\u3067\u308b\u30b3\u30fc\u30c9\u30d1\u30b9\u304c\u3042\u308b\u3088\u3068\u304b\u3001\u4f59\u8a08\u306a\u8b66\u544a\u3082\u51fa\u305d\u3046\u3060\u3088\u306a\u3002SFINAE\u3092\u5229\u7528\u3057\u305f\u308a\u3059\u308c\u3070\u3069\u3046\u306b\u304b\u306a\u308b\u306e\u3060\u308d\u3046\u304b\u3002\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306f\u521d\u6b69\u7684\u306a\u4f7f\u3044\u65b9\u3057\u304b\u7406\u89e3\u3057\u3066\u306a\u3044\u304b\u3089\u3055\u3063\u3071\u308a\u5206\u304b\u3089\u3093\u304c\u3002
\n\u3000\u3067\u3001\u3069\u3046\u3067\u3082\u3044\u3044\u3068\u3053\u308d\u306b\u4e0d\u8981\u306a\u6700\u9069\u5316\u3092\u66f8\u304f\u306a\u3001\u3063\u3066\u8a71\u306b\u306a\u308b\u3093\u3060\u304c\uff08\u7b11\uff09\u3002\u5206\u304b\u3063\u3066\u307e\u3059\u3002\u5927\u4e08\u592b\u3067\u3059\u3002\u4eca\u6368\u3066\u307e\u3059\u304b\u3089\u3002\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306bassert(is_power_of_2(Size))<\/code>\u3068\u304b\u3082\u66f8\u304d\u307e\u305b\u3093\u304b\u3089\u3002\u2026\u3044\u3084\u5225\u306b\u305d\u3063\u3061\u3067\u3044\u3044\u6c17\u3082\u3059\u308b\u306a\u3002\u3064\u30fc\u304bstatic_assert\u65e9\u304f\u304f\u308c\u3002Boost\u306e\u306f\u4f8b\u306b\u3088\u3063\u3066Intellisense\u304c\u6b7b\u306c\u3057\u3002
\n\u3000\u30e1\u30e2\u30ea\u306b\u53b3\u3057\u3044\u4e16\u754c\u306a\u3089\u9811\u5f35\u308a\u7532\u6590\u3082\u3042\u308b\u3093\u3060\u308d\u3046\u306a\u3042\u3002\u3067\u3082\u3059\u3050\u98fd\u304d\u308b\u3093\u3060\u308d\u3046\u306a\u3042\u4ffa\uff08\u7b11\uff09\u3002<\/p>\n\u3000\u307e\u3042\u3001\u3088\u307b\u3069\u306e\u3068\u3053\u308d\u4ee5\u5916\u306f\u30b3\u30f3\u30d1\u30a4\u30e9\u4efb\u305b\u3067\u5927\u4f53\u5e73\u6c17\u3063\u307d\u3044\u3088\u306a\u3001\u3068\u306f\u601d\u3044\u307e\u3057\u305f\u3002
\n\u3000\u305d\u3093\u306a\u3053\u3068\u3088\u308a\u4ed6\u306b\u8003\u3048\u308b\u3053\u3068\u304c\u5c71\u307b\u3069\u3042\u308b\u3088\u306a\u3001\u3068\u3082\u601d\u3044\u307e\u3057\u305f\u3002\u3068\u308a\u3042\u3048\u305anew\u3057\u307e\u304f\u308a\u306f\u5927\u4e08\u592b\u306a\u3093\u3060\u308d\u3046\u304b\u3068\u304b\u3002\u3067\u3082\u6700\u8fd1\u306f\u30a2\u30ed\u30b1\u30fc\u30bf\u3082\u7d50\u69cb\u8ce2\u3044\u3089\u3057\u3044\u3051\u3069\u3002\u307e\u30fc\u99c4\u76ee\u305d\u3046\u306a\u3089\u300c\u8a2d\u8a08\u5931\u6557\u3057\u307e\u3057\u305f\u30fc\u3001\u6b21\u884c\u3063\u3066\u307f\u3088\u3046\u300d\u3067\u3044\u3044\u304b\uff08\u7b11\uff09\u3002\u5225\u306b\u4eca\u56de\u306e\u306f\u9045\u304f\u3066\u3082\u56f0\u3089\u306a\u3044\u306e\u306b\u3001\u7121\u99c4\u306b\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u306b\u3057\u3066\u904a\u3093\u3067\u308b\u3088\u3046\u306a\u3082\u3093\u3060\u3057\uff08\u7b11\uff09\u3002
\n\u3000\u6d3e\u751f\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092new\u3057\u3066\u3001\u30d9\u30fc\u30b9\u30af\u30e9\u30b9\u578b\u306eshared_ptr\u306b\u7a81\u3063\u8fbc\u3093\u3067\u30b9\u30ec\u30c3\u30c9\u307e\u305f\u3044\u3067\u6e21\u3057\u3066\u308b\u8fba\u308a\u306a\u3093\u304b\u3082\u3001\u3069\u3093\u306a\u30b3\u30fc\u30c9\u304c\u751f\u6210\u3055\u308c\u3066\u308b\u306e\u304b\u7406\u89e3\u3057\u3066\u306a\u3044\u3093\u3060\u3088\u306a\u3042\u3002\u3061\u3083\u3093\u3068\u6d3e\u751f\u30af\u30e9\u30b9\u306edelete\u304c\u639b\u304b\u308b\u4ed5\u69d8\u3089\u3057\u3044\u3051\u3069\u3002<\/p>\n
\u3000\u3064\u30fc\u304b\u3001Express Edition\u3060\u3068\u30d7\u30ed\u30d5\u30a1\u30a4\u30e9\u304c\u7121\u3044\u306e\u304c\u306a\u3042\u2026\u3002MS\u8b39\u88fd\u306e\u30b9\u30bf\u30f3\u30c9\u30a2\u30ed\u30f3\u7248\u306f\u8a66\u3057\u3066\u307f\u3088\u3046\u3068\u3057\u3066\u3081\u3093\u3069\u304f\u3055\u304f\u3066\u6c17\u529b\u304c\u5c3d\u304d\u305f\u3057\u3002\u30bf\u30c0\u3060\u304b\u3089\u6587\u53e5\u306f\u8a00\u3048\u306a\u3044\u304c\u3001\u3053\u3093\u306a\u3068\u3053\u3067\u30b1\u30c1\u3089\u306a\u304f\u3066\u3082\u3063\u3066\u6c17\u306f\u3057\u306a\u304f\u3082\u306a\u304f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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