{"id":695,"date":"2012-11-07T10:22:20","date_gmt":"2012-11-07T01:22:20","guid":{"rendered":"http:\/\/soundengine.jp\/wordpress\/tips\/?p=695"},"modified":"2014-02-06T23:42:24","modified_gmt":"2014-02-06T14:42:24","slug":"openmp%e4%bd%bf%e7%94%a8%e6%99%82%e3%81%ab%e3%82%b9%e3%83%ac%e3%83%83%e3%83%89%e3%81%8c%e7%84%a1%e5%b0%bd%e8%94%b5%e3%81%ab%e5%a2%97%e3%81%88%e3%82%8b%e5%95%8f%e9%a1%8c","status":"publish","type":"post","link":"https:\/\/soundengine.jp\/wordpress\/tips\/try\/695\/","title":{"rendered":"OpenMP\u4f7f\u7528\u6642\u306b\u30b9\u30ec\u30c3\u30c9\u304c\u7121\u5c3d\u8535\u306b\u5897\u3048\u308b\u554f\u984c"},"content":{"rendered":"<p>Visual C++\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3067\u3001\u4e26\u5217\u5316\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u884c\u3046\u305f\u3081\u306bOpenMP\u3092\u4f7f\u3063\u3066\u3044\u308b\u3068Windows\u30bf\u30b9\u30af\u30de\u30cd\u30fc\u30b8\u30e3\u306e\u30b9\u30ec\u30c3\u30c9\u6570\u304c\u3084\u305f\u3089\u3068\u5897\u3048\u7d9a\u3051\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u554f\u984c\u306b\u3064\u3044\u3066\u3061\u3087\u3063\u3068\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p>\u3061\u306a\u307f\u306bOpenMP\u306f<a href=\"http:\/\/msdn.microsoft.com\/ja-jp\/library\/tt15eb9t(VS.80).aspx\" rel=\"nofollow\">MSDN<\/a>\u306b\u3088\u308b\u3068<\/p>\n<blockquote>\n<p class=\"quotation\">OpenMP C\/C++ \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0 \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u8907\u6570\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u3092\u52b9\u679c\u7684\u306b\u4f7f\u7528\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8a18\u8ff0\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/blockquote>\n<p>\u3068\u3044\u3046\u8aac\u660e\u304c\u3055\u308c\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n<p><!--more--><\/p>\n<h2 id=\"content_1_0\">\u539f\u56e0  <a class=\"anchor_super\" id=\"t726be84\" href=\"http:\/\/soundengine.jp\/backend\/?services%2Ftips%2F2008-07-29#t726be84\" title=\"t726be84\"> <\/a><\/h2>\n<p>\u307e\u305a\u3001OpenMP(VCOMP90.DLL)\u306e\u30b9\u30ec\u30c3\u30c9\u306e\u7279\u6027\u3067\u3059\u304c\u3001<\/p>\n<ul>\n<li>OpenMP\u306b\u3088\u308a\u4e00\u5ea6\u751f\u6210\u3055\u308c\u305f\u30b9\u30ec\u30c3\u30c9\u306f\u305d\u306eDLL\u5185\u3067\u518d\u5229\u7528\u306e\u305f\u3081\u306b\u4fdd\u6301\u3055\u308c\u308b<\/li>\n<li>OpenMP\u3067\u518d\u5229\u7528\u53ef\u80fd\u306a\u30b9\u30ec\u30c3\u30c9\u306f\u3001\u305d\u308c\u3092\u751f\u6210\u3057\u305f\u30b9\u30ec\u30c3\u30c9\u3068\u540c\u4e00\u306e\u3082\u306e\u3067\u3042\u308b<\/li>\n<\/ul>\n<p>\u3068\u3044\u3046\u3053\u3068\u304c\u306a\u3093\u3068\u306a\u304f\u308f\u304b\u308a\u307e\u3057\u305f(\u958b\u767a\u74b0\u5883\u306f\u3001Visual Studio 2008)\u3002\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u30b9\u30ec\u30c3\u30c9\u3092\u751f\u6210\u3057\u3066\u305d\u306e\u4e2d\u3067OpenMP\u3092\u4f7f\u7528\u3059\u308b\u3068\u3044\u3046\u4f7f\u3044\u65b9\u3092\u3059\u308b\u3068\u3001\u518d\u5229\u7528\u3067\u304d\u306a\u3044\u30b9\u30ec\u30c3\u30c9\u304c\u3059\u3079\u3066\u518d\u5229\u7528\u5f85\u3061\u306e\u72b6\u614b\u3067\u6b8b\u3063\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u30b9\u30ec\u30c3\u30c9\u304c\u3084\u305f\u3089\u5897\u3048\u7d9a\u3051\u308b\u3068\u3044\u3046\u7d50\u679c\u306b\u3064\u306a\u304c\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u307e\u305f\u3001\u4ee5\u4e0b\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3067\u5b9f\u9a13\u3092\u3057\u3066\u307f\u307e\u3057\u305f\u30021\u304b\u308910\u307e\u3067\u6570\u3048\u308b\u8a08\u7b97\u309210\u56de\u30b9\u30ec\u30c3\u30c9\u3067\u3084\u3089\u305b\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u304c\u3001<\/p>\n<pre>void Thread()\r\n{\r\n\tint sum = 0;\r\n\r\n#pragma omp parallel for\r\n\tfor( int n = 1; n &lt;= 10; n++ )\r\n\t{\r\n\t\tsum  += n;\r\n\t}\r\n};\r\n\r\nvoid main()\r\n{\r\n\tfor( int n = 0; n &lt; 10; n++ )\r\n\t{\r\n\t\tDWORD id;\r\n\t\tHANDLE hThread = ::CreateThread\r\n\t\t\t(\r\n\t\t\tNULL, \r\n\t\t\t0,\r\n\t\t\t( LPTHREAD_START_ROUTINE )Thread, \r\n\t\t\tNULL, \r\n\t\t\t0,\r\n\t\t\t&amp;id \r\n\t\t\t);\r\n\r\n\t\tWaitForSingleObject( hThread, INFINITE );\r\n\t\tCloseHandle( hThread );\r\n\t}\r\n}<\/pre>\n<p>main\u95a2\u6570\u306e\u6700\u5f8c\u306e\u4f4d\u7f6e\u306b\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u3092\u7f6e\u3044\u3066\u30b9\u30ec\u30c3\u30c9\u3092\u898b\u3066\u307f\u308b\u3068\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u306e\u4ed6\u306b10\u500b\u306e\u30b9\u30ec\u30c3\u30c9\u304c\u6b8b\u3063\u3066\u3044\u308b\u306e\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<div class=\"img_margin\" style=\"text-align:left\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/soundengine.jp\/backend\/?plugin=ref&amp;page=services%2Ftips%2F2008-07-29&amp;src=thread.gif\" alt=\"thread.gif\" height=\"256\" width=\"597\"><\/div>\n<p>\u3061\u306a\u307f\u306bpersistent\u3068\u3044\u3046\u5358\u8a9e\u306e\u610f\u5473\u306f\u3001<\/p>\n<blockquote>\n<p class=\"quotation\">\u56fa\u57f7\u3059\u308b, \u4e0d\u5c48\u306e, \u7c98\u308a\u5f37\u3044, \u9811\u56fa\u306a; \u6301\u7d9a\u3059\u308b.<\/p>\n<\/blockquote>\n<p>\u306e\u3088\u3046\u3067\u3059(<a href=\"http:\/\/dictionary.goo.ne.jp\/search.php?MT=persistent&amp;kind=ej&amp;mode=0&amp;base=1&amp;row=0\" rel=\"nofollow\">Goo\u8f9e\u66f8<\/a>\u3088\u308a)\u3002<\/p>\n<div class=\"jumpmenu\">\n<\/div>\n<h2 id=\"content_1_1\">\u5bfe\u7b56  <a class=\"anchor_super\" id=\"f2b5bef1\" href=\"http:\/\/soundengine.jp\/backend\/?services%2Ftips%2F2008-07-29#f2b5bef1\" title=\"f2b5bef1\"> <\/a><\/h2>\n<p>\u6b21\u306e\u3088\u3046\u306a\u611f\u3058\u3067omp_set_dynamic\u3092\u8a2d\u5b9a\u3057\u3066\u3042\u3052\u308c\u3070\u3088\u3044\u3088\u3046\u3060\u3002\u3069\u3046\u3084\u3089\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u3001omp_set_dynamic( 0 )\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u3066\u52d5\u7684\u306a\u30b9\u30ec\u30c3\u30c9\u6570\u5909\u66f4\u306b\u306f\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u3088\u3046\u3067\u3042\u308b\u3002\u3061\u306a\u307f\u306b_OPENMP\u306fOpenMP\u4f7f\u7528\u6642\u306b\u5b9a\u7fa9\u3055\u308c\u308b\u3088\u3046\u3060\u3002<\/p>\n<pre>#ifdef _OPENMP\r\n\tomp_set_dynamic( 1 );\r\n#endif<\/pre>\n<p>\u307e\u305f\u3001\u4f7f\u3063\u3066\u307f\u305f\u3068\u3053\u308d\u3053\u308c\u3060\u3051\u3067\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u843d\u3061\u308b\u5834\u5408\u304c\u3042\u308a\u3001\u305d\u306e\u3088\u3046\u306a\u5834\u5408\u306b\u306f\u6b21\u306e\u3088\u3046\u306b\u4f7f\u7528\u5f8c\u306b\u3053\u306e\u3088\u3046\u306a\u5f62\u3067\u30af\u30ea\u30a2\u3057\u3066\u3042\u3052\u308b\u3068\u3088\u3044\u3088\u3046\u3060(\u8ffd\u8de1\u8abf\u67fb\u4e2d)\u3002<\/p>\n<pre>#ifdef _OPENMP\r\n\tomp_set_dynamic( 1 );\r\n\/\/ \u306a\u3093\u3089\u304b\u306e\u30b3\u30fc\u30c9\r\n\tomp_set_dynamic( 0 );\r\n#endif<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Visual C++\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u3067\u3001\u4e26\u5217\u5316\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u884c\u3046\u305f\u3081\u306bO &hellip; <a href=\"https:\/\/soundengine.jp\/wordpress\/tips\/try\/695\/\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-695","post","type-post","status-publish","format-standard","hentry","category-try"],"_links":{"self":[{"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/posts\/695","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/comments?post=695"}],"version-history":[{"count":12,"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/posts\/695\/revisions"}],"predecessor-version":[{"id":3211,"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/posts\/695\/revisions\/3211"}],"wp:attachment":[{"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/media?parent=695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/categories?post=695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/soundengine.jp\/wordpress\/tips\/wp-json\/wp\/v2\/tags?post=695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}