{"id":7279,"date":"2025-09-28T06:33:15","date_gmt":"2025-09-28T06:33:15","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=7279"},"modified":"2025-09-28T06:33:15","modified_gmt":"2025-09-28T06:33:15","slug":"java-%e4%bb%ae%e6%83%b3%e3%83%9e%e3%82%b7%e3%83%b3%e3%82%92%e8%87%aa%e4%bd%9c%e3%81%97%e3%81%9f%e3%81%84%e5%85%a8%e3%81%a6%e3%81%ae%e6%96%b9%e3%80%85%e3%81%b8","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/7279\/","title":{"rendered":"Java \u4eee\u60f3\u30de\u30b7\u30f3\u3092\u81ea\u4f5c\u3057\u305f\u3044\u5168\u3066\u306e\u65b9\u3005\u3078"},"content":{"rendered":"\n<\/p>\n<div>\n<h2 id=\"%E3%81%AF%E3%81%98%E3%82%81%E3%81%AB\" data-line=\"0\" class=\"code-line\">\n \u306f\u3058\u3081\u306b<\/h2>\n<h3 id=\"%E7%A5%9D%EF%BC%81-java-25-%E3%83%AA%E3%83%AA%E3%83%BC%E3%82%B9\" data-line=\"2\" class=\"code-line\">\n \u795d\uff01 Java 25 \u30ea\u30ea\u30fc\u30b9<\/h3>\n<p data-line=\"4\" class=\"code-line\">\u5148\u65e5\uff082025\u5e749\u670816\u65e5\uff09\uff0c<a target=\"_blank\" href=\"https:\/\/www.oracle.com\/news\/announcement\/oracle-releases-java-25-2025-09-16\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Java 25<\/a> \u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f\u3053\u3068\u306f\uff0cJava \u3092\u611b\u3059\u308b\u7686\u3005\u69d8\u306a\u3089\u3054\u5b58\u77e5\u306e\u3053\u3068\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\u7279\u306b\uff0c\u3053\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306f Java 21 \u306b\u7d9a\u304f 2 \u5e74\u3076\u308a\u306e\u9577\u671f\u30b5\u30dd\u30fc\u30c8\uff08LTS;<em>Long-Term Support<\/em>\uff09\u7248\u3067\u3042\u308a\uff0c\u4f01\u696d\u5229\u7528\u306b\u304a\u3044\u3066\u3082\u5b89\u5fc3\u3057\u3066\u4f7f\u3048\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u3057\u3066\u4eca\u5f8c\u306e\u666e\u53ca\u304c\u898b\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\u524d\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u306e\u6bd4\u8f03\u3084\u6ce8\u76ee\u306e\u70b9\u306b\u95a2\u3057\u3066\u306f\uff0cQiita \u306e\u65b9\u306b\u826f\u3044\u8a18\u4e8b\u304c\u3042\u308a\u307e\u3057\u305f\u306e\u3067\uff0c\u305d\u3061\u3089\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n<p data-line=\"8\" class=\"code-line\"><span class=\"embed-block zenn-embedded zenn-embedded-card\"><iframe id=\"zenn-embedded__cdc121bb3f522\" src=\"https:\/\/embed.zenn.studio\/card#zenn-embedded__cdc121bb3f522\" data-content=\"https%3A%2F%2Fqiita.com%2Fnowokay%2Fitems%2F7e05b4c42ded043a298a\" frameborder=\"0\" scrolling=\"no\" loading=\"lazy\"><\/iframe><\/span><a target=\"_blank\" href=\"https:\/\/qiita.com\/nowokay\/items\/7e05b4c42ded043a298a\" style=\"display:none\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">https:\/\/qiita.com\/nowokay\/items\/7e05b4c42ded043a298a<\/a><\/p>\n<h3 id=\"java-%E3%81%AE%E8%A8%80%E8%AA%9E%E4%BB%95%E6%A7%98%E3%81%A8-jvm-%E3%81%AE%E4%BB%95%E7%B5%84%E3%81%BF%E3%81%AF%E5%85%AC%E9%96%8B%E3%81%95%E3%82%8C%E3%81%A6%E3%81%84%E3%82%8B\" data-line=\"10\" class=\"code-line\">\n Java \u306e\u8a00\u8a9e\u4ed5\u69d8\u3068 JVM \u306e\u4ed5\u7d44\u307f\u306f\u516c\u958b\u3055\u308c\u3066\u3044\u308b<\/h3>\n<p data-line=\"12\" class=\"code-line\">\u3068\u3053\u308d\u3067\uff0cJava \u306e\u3042\u3089\u3086\u308b\u8a00\u8a9e\u4ed5\u69d8\u3084 Java \u4eee\u60f3\u30de\u30b7\u30f3\uff08JVM\uff09 \u306e\u4ed5\u7d44\u307f\u306f\uff0cJEP\uff08<em>JDK Enhancement Proposal<\/em>\uff09\u3084 JSR\uff08<em>Java Specification Request<\/em>\uff09\u306a\u3069\u306e\u63d0\u6848\u3092\u901a\u3058\u3066\u8b70\u8ad6\u3055\u308c\uff0c\u6700\u7d42\u7684\u306b OpenJDK \u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u53d6\u308a\u8fbc\u307e\u308c\u307e\u3059\u3002<br \/>\u3053\u308c\u3089\u306e\u63d0\u6848\u3084\u8b70\u8ad6\u306f\uff0cOpenJDK \u306e <a target=\"_blank\" href=\"https:\/\/wiki.openjdk.org\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">JDK Wiki<\/a> \u3084 <a target=\"_blank\" href=\"https:\/\/openjdk.org\/jeps\/0\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">JEP Index<\/a> \u3067\u5e83\u304f\u516c\u958b\u3055\u308c\u3066\u304a\u308a\uff0c\u8ab0\u3067\u3082\u95b2\u89a7\u3067\u304d\u307e\u3059\u3002<\/p>\n<p data-line=\"15\" class=\"code-line\">\u3055\u3089\u306b\uff0cJava \u306e\u8a00\u8a9e\u4ed5\u69d8\u3084 JVM \u306e\u4ed5\u69d8\u306f Oracle \u306e <a target=\"_blank\" href=\"https:\/\/docs.oracle.com\/javase\/specs\/jls\/se25\/html\/index.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">The Java\u00ae Language Specification<\/a> \u3084 <a target=\"_blank\" href=\"https:\/\/docs.oracle.com\/javase\/specs\/jvms\/se25\/html\/index.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">The Java\u00ae Virtual Machine Specification<\/a> \u3067\u8a73\u7d30\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u304a\u308a\uff0c\u307e\u305f\u3053\u308c\u3082\u8ab0\u3067\u3082\u95b2\u89a7\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002 \u3064\u307e\u308a\uff0cJava \u306e\u8a00\u8a9e\u4ed5\u69d8\u3084 JVM \u306e\u4ed5\u7d44\u307f\u306f\uff0c\u30aa\u30fc\u30d7\u30f3\u306a\u30d7\u30ed\u30bb\u30b9\u3092\u901a\u3058\u3066\u9032\u5316\u3057\u3066\u304a\u308a\uff0c\u8ab0\u3067\u3082\u305d\u306e\u8a73\u7d30\u3092\u5b66\u3093\u3067\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n<p data-line=\"17\" class=\"code-line\">\u305d\u306e\u7406\u89e3\u5ea6\u3092\u6307\u3057\u793a\u3059\u6700\u3082\u6709\u52b9\u306a\u6307\u6a19\u306e\u4e00\u3064\u304c\uff0c<strong>JVM \u3092\u81ea\u4f5c\u3067\u304d\u308b\u304b\u3069\u3046\u304b<\/strong>\u3067\u3059\u3002 \u3082\u3057\uff0c\u3042\u306a\u305f\u304c Java \u306e\u8a00\u8a9e\u4ed5\u69d8\u3084 JVM \u306e\u4ed5\u7d44\u307f\u3092\u6df1\u304f\u7406\u89e3\u3057\u3066\u3044\u308b\u306a\u3089\u3070\uff0cJVM \u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3057\u3087\u3046\u3002 \u3057\u304b\u3057\u306a\u304c\u3089\uff0c\u5b9f\u969b\u306b JVM \u3092\u81ea\u4f5c\u3057\u3088\u3046\u3068\u3059\u308b\u3068\uff0c\u305d\u306e\u81a8\u5927\u306a\u60c5\u5831\u91cf\u3068\u8907\u96d1\u306a\u5185\u5bb9\u306b\u5727\u5012\u3055\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3 id=\"%E8%87%AA%E4%BD%9C-jvm-%E3%81%AF%E6%9C%AA%E3%81%A0%E3%81%AB%E6%95%B7%E5%B1%85%E3%81%8C%E9%AB%98%E3%81%84\" data-line=\"19\" class=\"code-line\">\n \u81ea\u4f5c JVM \u306f\u672a\u3060\u306b\u6577\u5c45\u304c\u9ad8\u3044<\/h3>\n<p data-line=\"21\" class=\"code-line\">Java \u306e\u8a00\u8a9e\u4ed5\u69d8\u3084 JVM \u306e\u4ed5\u7d44\u307f\u3092\uff0c\u3053\u308c\u3089\u4ed5\u69d8\u66f8\u304b\u3089\u6df1\u304f\u7406\u89e3\u3057\u3088\u3046\u3068\u3059\u308b\u3068\uff0c\u305d\u306e\u81a8\u5927\u306a\u60c5\u5831\u91cf\u3068\u8907\u96d1\u306a\u5185\u5bb9\u306b\u5727\u5012\u3055\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3057\u3087\u3046\u3002 \u7279\u306b\uff0cJVM \u306e\u4ed5\u69d8\u66f8\u306f\u975e\u5e38\u306b\u9577\u5927\u3067\u96e3\u89e3\u306a\u5185\u5bb9\u304c\u591a\u304f\u542b\u307e\u308c\u3066\u304a\u308a\uff0c\u521d\u5fc3\u8005\u306b\u3068\u3063\u3066\u306f\u5927\u5909\u6577\u5c45\u304c\u9ad8\u3044\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-line=\"23\" class=\"code-line\">\u3057\u304b\u3082\uff0cJava \u306e\u8a00\u8a9e\u4ed5\u69d8\u3084 JVM \u306e\u4ed5\u7d44\u307f\u3092\u5b66\u3076\u305f\u3081\u306e\u30ea\u30bd\u30fc\u30b9\u306f\u975e\u5e38\u306b\u9650\u3089\u308c\u3066\u304a\u308a\uff0c\u307e\u305f\u305d\u308c\u3089\u3082\u5fc5\u305a\u3057\u3082\u521d\u5fc3\u8005\u306b\u3068\u3063\u3066\u5206\u304b\u308a\u3084\u3059\u3044\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u4f8b\u3048\u3070\uff0cC \u30b3\u30f3\u30d1\u30a4\u30e9\u3084 LLVM \u3092\u81ea\u4f5c\u3059\u308b\u305f\u3081\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3084\u5065\u5fd8\u9332\u306f\uff0c\u8efd\u304f\u8abf\u3079\u305f\u3060\u3051\u3067\u3082\u5927\u91cf\u306b\u898b\u3064\u304b\u308a\u307e\u3059\u304c\uff0cJVM \u3092\u81ea\u4f5c\u3057\u3088\u3046\u3068\u3044\u3046\u4eba\u306f\u305d\u3046\u591a\u304f\u306f\u306a\u3044\u3088\u3046\u3067\u3059\u3002<\/p>\n<p data-line=\"25\" class=\"code-line\">\u305d\u306e\u305f\u3081\uff0c\u79c1\u306f\u3053\u308c\u307e\u3067 <a target=\"_blank\" href=\"https:\/\/zenn.dev\/peyang\/articles\/reading-jvm-chapter-00\" target=\"_blank\">JVM \u3092\u8aad\u3080<\/a> \u3068\u3044\u3046\u30b7\u30ea\u30fc\u30ba\u3067\uff0cJVM \u306e\u4ed5\u69d8\u66f8\u3092\u8aad\u307f\u89e3\u304f\u305f\u3081\u306e\u30ac\u30a4\u30c9\u3092\u63d0\u4f9b\u3057\u3066\u304d\u307e\u3057\u305f\uff08\u73fe\u5728\u3082\u9023\u8f09\u4e2d\u3067\u3059\uff09\u3002\u3057\u304b\u3057\u306a\u304c\u3089\uff0c\u3044\u3056\u81ea\u5206\u3067 JVM \u3092\u5b9f\u88c5\u3057\u3088\u3046\u3068\u3059\u308b\u3068\uff0c\u4ed5\u69d8\u66f8\u3092\u8aad\u3080\u3060\u3051\u3067\u306f\u4e0d\u5341\u5206\u3067\u3042\u308a\uff0c\u5b9f\u969b\u306b\u624b\u3092\u52d5\u304b\u3057\u3066\u8a66\u884c\u932f\u8aa4\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3060\u3068\u3044\u3046\u3053\u3068\u306b\u6c17\u304c\u3064\u304d\u307e\u3057\u305f\u3002<\/p>\n<p data-line=\"27\" class=\"code-line\">\u79c1\u81ea\u8eab\u3082 JVM \u3092\u81ea\u4f5c\u3059\u308b\u904e\u7a0b\u3067\u591a\u304f\u306e\u56f0\u96e3\u306b\u76f4\u9762\u3057\u307e\u3057\u305f\u3002<br \/>\u3053\u306e\u8a18\u4e8b\u3067\u306f\uff0c\u79c1\u306e\u3088\u3046\u306b JVM \u3092\u81ea\u4f5c\u3057\u305f\u3044\u30fb\u81ea\u4f5c\u3057\u3066\u3044\u308b\u65b9\u3005\u306b\u5411\u3051\u3066\uff0cJVM \u306e\u81ea\u4f5c\u306b\u5f79\u7acb\u3064\u77e5\u8b58\u3084\u30ea\u30bd\u30fc\u30b9\u3092\u5171\u6709\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"jvm-%E3%82%92%E8%87%AA%E4%BD%9C%E3%81%99%E3%82%8B%E7%90%86%E7%94%B1\" data-line=\"30\" class=\"code-line\">\n JVM \u3092\u81ea\u4f5c\u3059\u308b\u7406\u7531<\/h2>\n<p data-line=\"32\" class=\"code-line\">\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u3080\u65b9\u3005\u304c\uff0c\u5fc5\u305a\u3057\u3082 JVM \u3092\u81ea\u4f5c\u3057\u305f\u3044\u3068\u601d\u3063\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u306a\u304c\u3089\uff0c\u3084\u306f\u308a\uff0c\u3084\u3063\u3066\u307f\u308b\u3068 JVM \u306e\u81ea\u4f5c\u306f\u5927\u5909\u305f\u306e\u3057\u3044\u3082\u306e\u3067\uff0c\u305d\u306e\u3046\u3048\u591a\u304f\u306e\u5b66\u3073\u3092\u3064\u3044\u3067\u306b\u5f97\u3089\u308c\u308b\u3068\u3044\u3046\uff0c\u4e00\u77f3\u4e8c\u9ce5\u3069\u3053\u308d\u304b\u4e00\u77f3\u4e09\u9ce5\u30fb\u56db\u9ce5\u306e\u3088\u3046\u306a\u7d4c\u9a13\u304c\u3067\u304d\u308b\u3053\u3068\u306f\u9593\u9055\u3044\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p data-line=\"34\" class=\"code-line\">\u306a\u304a\uff0c\u3053\u306e\u8a18\u4e8b\u306f JVM \u3092\u81ea\u4f5c\u3059\u308b\u305f\u3081\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u306a\u304f\uff0c\u3042\u304f\u307e\u3067 JVM \u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u306e\u610f\u7fa9\u3084\uff0c\u305d\u306e\u305f\u3081\u306b\u5fc5\u8981\u306a\u77e5\u8b58\u3084\u30ea\u30bd\u30fc\u30b9\u3092\u7d39\u4ecb\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002 \u305d\u306e\u305f\u3081\uff0c\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u65b9\u6cd5\u3084\u30b3\u30fc\u30c9\u4f8b\u306b\u3064\u3044\u3066\u306f\uff0c\uff08\u6975\u529b\u7d39\u4ecb\u3057\u307e\u3059\u304c\uff09\u3042\u307e\u308a\u8a73\u3057\u304f\u306f\u89e6\u308c\u307e\u305b\u3093\u3002<\/p>\n<h3 id=\"30-%E5%84%84%E3%81%AE%E3%83%87%E3%83%90%E3%82%A4%E3%82%B9%E3%81%A7%E8%B5%B0%E3%82%8B-jvm\" data-line=\"36\" class=\"code-line\">\n 30 \u5104\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u8d70\u308b JVM<\/h3>\n<p data-line=\"38\" class=\"code-line\">Oracle \u306f 2010\u5e74\u9803\u304b\u3089\uff0cJava \u306e\u5ba3\u4f1d\u6587\u53e5\u3068\u3057\u3066\u300c30 \u5104\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u8d70\u308b Java\u300d\u306a\u3069\u3068\u8b33\u3063\u3066\u3044\u307e\u3059\u3002Java \u3068\u8a00\u3063\u3066\u3044\u307e\u3059\u304c\uff0c\u3053\u308c\u306f\u3082\u3061\u308d\u3093 JVM \u306e\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002<br \/>\u3053\u306e 30 \u5104\u53f0\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u306f\uff0c\u3082\u3061\u308d\u3093\u7686\u69d8\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3084 Android \u30c7\u30d0\u30a4\u30b9\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u304c\uff0c\u5b9f\u306f\u305d\u308c\u4ee5\u5916\u306b\u3082\uff0c\u5bb6\u96fb\u88fd\u54c1\u3084\u7d44\u307f\u8fbc\u307f\u30b7\u30b9\u30c6\u30e0\uff0cIoT \u30c7\u30d0\u30a4\u30b9\u306a\u3069\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-line=\"41\" class=\"code-line\">\u4f8b\u3048\u3070\uff0c\u7686\u69d8\u304c\u304a\u6301\u3061\u3067\u3057\u3087\u3046\u304b\uff0c\u30de\u30a4\u30ca\u30f3\u30d0\u30fc\u30fb\u30ab\u30fc\u30c9\u3084\u4f4f\u6c11\u57fa\u672c\u53f0\u5e33\u30ab\u30fc\u30c9\uff08\u4e00\u90e8\uff09\uff0c\u30a8\u30b9\u30c8\u30cb\u30a2\u56fd\u6c11 ID\u30ab\u30fc\u30c9\u306a\u3069\u306f\uff0c<em>Java Card<\/em> \u3068\u3044\u3046\uff0cJVM \u306e\u30b5\u30d6\u30bb\u30c3\u30c8\u3092\u5b9f\u88c5\u3057\u305f\u30b9\u30de\u30fc\u30c8\u30ab\u30fc\u30c9\u3067\u52d5\u4f5c\u3059\u308b Java \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30ab\u30fc\u30c9\u306f\uff0c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u975e\u5e38\u306b\u91cd\u8981\u306a\u30c7\u30d0\u30a4\u30b9\u3067\u3042\u308a\uff0cJava Card \u306f\u305d\u306e\u305f\u3081\u306b\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u305f JVM \u306e\u4e00\u7a2e\u3067\u3059\u3002<br \/>\u3055\u3089\u306b\uff0c\u304b\u3064\u3066\u5b58\u5728\u3057\u305f <em>Java Ring<\/em> \u3068\u3044\u3046\uff0c\u6307\u8f2a\u578b\u306e\u30a6\u30a7\u30a2\u30e9\u30d6\u30eb\u30fb\u30c7\u30d0\u30a4\u30b9\u3082\uff0cJVM \u3092\u642d\u8f09\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<h3 id=\"%E3%81%82%E3%82%89%E3%82%86%E3%82%8B%E3%83%87%E3%83%90%E3%82%A4%E3%82%B9%E3%81%A7%E8%B5%B0%E3%82%8B-jvm\" data-line=\"44\" class=\"code-line\">\n \u3042\u3089\u3086\u308b\u30c7\u30d0\u30a4\u30b9\u3067\u8d70\u308b JVM<\/h3>\n<p data-line=\"46\" class=\"code-line\"><strong>\u5730\u7403\u4e0a\u306b\u5b58\u5728\u3059\u308b\u3042\u3089\u3086\u308b\u30c1\u30e5\u30fc\u30ea\u30f3\u30b0\u5b8c\u5168\u306a\u30c7\u30d0\u30a4\u30b9\u306f\uff0c\u7406\u8ad6\u7684\u306b JVM \u3092\u5b9f\u88c5\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/strong>\u3002\u3082\u3057\uff0c\u5c06\u6765\u3042\u306a\u305f\u304c\u30cf\u30c3\u30ad\u30fc\u306a\u8b0e\u30c7\u30d0\u30a4\u30b9\u3067 DOOM \u306e\u4ee3\u308f\u308a\u306b Minecraft \u3092\u52d5\u304b\u3057\u305f\u3044\u3068\u601d\u3063\u305f\u3068\u304d\uff0cJVM \u3092\u81ea\u4f5c\u3067\u304d\u308b\u30b9\u30ad\u30eb\u304c\u3042\u308c\u3070\uff0c\u305d\u308c\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u5927\u304d\u306a\u4e00\u6b69\u3092\u8e0f\u307f\u51fa\u305b\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002<\/p>\n<p data-line=\"48\" class=\"code-line\">\u7279\u306b\uff0c\u8fd1\u5e74\u306e DOOM \u79fb\u690d\u30d6\u30fc\u30e0\u306b\u304a\u3044\u3066\u306f\uff0c\u6700\u521d\u306b\u305d\u306e\u30c7\u30d0\u30a4\u30b9\u3067 RISC-V \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u5b9f\u88c5\u3057\uff0cRISC-V \u4e0a\u3067\u52d5\u4f5c\u3059\u308b Linux \u3092\u79fb\u690d\u3057\u305f\u3042\u3068\u306b\uff0cDOOM \u3092\u52d5\u4f5c\u3055\u305b\u308b\u3068\u3044\u3046\u624b\u9806\u304c\u4e00\u822c\u7684\u3067\u3059\u3002 \u305d\u306e\u305f\u3081\uff0cJVM \u3092\u81ea\u4f5c\u3067\u304d\u308b\u30b9\u30ad\u30eb\u306f\uff0cMinecraft \u306e\u79fb\u690d\u306b\u3082\u304d\u3063\u3068\u5f79\u7acb\u3064\u3053\u3068\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h3 id=\"%E5%AD%A6%E3%81%B3%E3%81%AE%E5%A4%9A%E3%81%84-jvm\" data-line=\"50\" class=\"code-line\">\n \u5b66\u3073\u306e\u591a\u3044 JVM<\/h3>\n<p data-line=\"52\" class=\"code-line\">\u771f\u9762\u76ee\u306a\u8a71\u3092\u3059\u308b\u3068\uff0cJVM \u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u306f\uff0c\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fb\u30b5\u30a4\u30a8\u30f3\u30b9\u306e\u591a\u304f\u306e\u91cd\u8981\u306a\u6982\u5ff5\u3092\u5b66\u3076\u305f\u3081\u306e\u7d20\u6674\u3089\u3057\u3044\u65b9\u6cd5\u3067\u3059\u3002 \u4f8b\u3048\u3070\uff0c\u30e1\u30e2\u30ea\u7ba1\u7406\uff0c\u30ac\u30d9\u30fc\u30b8\u30fb\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\uff0c\u30b9\u30ec\u30c3\u30c9\u3068\u540c\u671f\uff0c\u30d0\u30a4\u30c8\u30b3\u30fc\u30c9\u306e\u89e3\u91c8\u3068\u6700\u9069\u5316\u306a\u3069\u306a\u3069\uff0cJVM \u306e\u5b9f\u88c5\u306b\u306f\u591a\u304f\u306e\u8208\u5473\u6df1\u3044\u30c8\u30d4\u30c3\u30af\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30c8\u30d4\u30c3\u30af\u306f\uff0c\u73fe\u4ee3\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u958b\u767a\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u3082\u306e\u3067\u3042\u308a\uff0cJVM \u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u3067\u305d\u308c\u3089\u3092\u6df1\u304f\u7406\u89e3\u3067\u304d\u308b\u3053\u3068\u306f\uff0c\u3082\u306f\u3084\u8a00\u3046\u307e\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p data-line=\"54\" class=\"code-line\">JVM \u306f\u300c\u4eee\u60f3\u30de\u30b7\u30f3\u300d\u3068\u547c\u3070\u308c\u3066\u3044\u308b\u901a\u308a\uff0cJVM \u306f\u4e00\u7a2e\u306e\u5c0f\u3055\u306a\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306a\u306e\u3067\u3059\u3002 JVM \u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u3092\uff0c\u4f8b\u3048\u3070 CPU \u306e\u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u3068\u540c\u3058\u3088\u3046\u306b\u6349\u3048\u308b\u3068\uff0c\u305d\u306e\u697d\u3057\u3055\u304c\u5c11\u3057\u306f\u4f1d\u308f\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u547d\u4ee4\u3084\u6982\u5ff5\u3082\u30e6\u30cb\u30fc\u30af\u306a\u3082\u306e\u304c\u591a\u304f\uff0c\u4f8b\u3048\u3070\uff0c\u30d5\u30ec\u30fc\u30e0\u3084\u30af\u30e9\u30b9\u30fb\u30ed\u30fc\u30c0\uff0c\u30e2\u30cb\u30bf\u6a5f\u80fd\u306a\u3069\u306f\uff0c\u901a\u5e38\u306e CPU \u306b\u306f\u5b58\u5728\u3057\u306a\u3044 JVM \u72ec\u81ea\u306e\u6982\u5ff5\u3067\u3059\u3002\u3082\u3057\uff0c\u3042\u306a\u305f\u304c CPU \u3092\u30a8\u30df\u30e5\u30ec\u30fc\u30c8\u3057\u305f\u3042\u3068\u306b\uff0c\u306a\u306b\u304b\u304b\u65b0\u3057\u3044\u3053\u3068\u3092\u3057\u305f\u3044\u3068\u601d\u3063\u305f\u3068\u304d\uff0cJVM \u306e\u81ea\u4f5c\u306f\u305d\u306e\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3068\u3057\u3066\u6700\u9069\u306a\u9078\u629e\u80a2\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002<br \/>\u3055\u3089\u306b\uff0c\u524d\u8ff0\u306e\u901a\u308a JVM \u306b\u306f\u30b9\u30ec\u30c3\u30c9\u3092\u7528\u3044\u305f\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u6a5f\u80fd\u3084\u30d2\u30fc\u30d7\u306e\u7ba1\u7406\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002\u3082\u3057\uff0c\u3042\u306a\u305f\u304c\u3044\u3064\u304b OS \u3092\u81ea\u4f5c\u3057\u305f\u3044\u3068\u601d\u3063\u305f\u3068\u304d\uff0cJVM \u306e\u81ea\u4f5c\u306f\u305d\u306e\u305f\u3081\u306e\u826f\u3044\u6e96\u5099\u904b\u52d5\u306a\u306e\u3067\u3059\u3002<\/p>\n<h3 id=\"%E3%81%9F%E3%81%A0%E3%81%AE-cpu-%E3%82%A8%E3%83%9F%E3%83%A5%E3%83%AC%E3%83%BC%E3%82%BF%E3%81%A7%E3%81%AF%E3%81%AA%E3%81%84-jvm\" data-line=\"57\" class=\"code-line\">\n \u305f\u3060\u306e CPU \u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u3067\u306f\u306a\u3044 JVM<\/h3>\n<p data-line=\"59\" class=\"code-line\">JVM \u306f\uff0c\u5358\u306a\u308b CPU \u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u3068\u306f\u7570\u306a\u308a\uff0c\u72ec\u81ea\u306e\u5de5\u592b\u304c\u968f\u6240\u306b\u76db\u308a\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\u4f8b\u3048\u3070\uff0c <em>x86<\/em> \u306e <code>call<\/code> \u547d\u4ee4\u306e\u30aa\u30da\u30e9\u30f3\u30c9\u306f\uff0c\u547c\u3073\u51fa\u3059\u95a2\u6570\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u76f4\u63a5\u6307\u5b9a\u3057\u307e\u3059\u3002\u3055\u3089\u306b\uff0c\u3053\u308c\u306f\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u3057\u3066\u76f4\u63a5\u30b8\u30e3\u30f3\u30d7\u3059\u308b\u306e\u307f\u3067\uff0c\u5f15\u6570\u3084\u623b\u308a\u5024\u306b\u95a2\u3059\u308b\u624b\u539a\u3044\u30b5\u30dd\u30fc\u30c8\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\u4e00\u65b9\u3067 <em>JVM<\/em> \u306e\u95a2\u6570\u547c\u3073\u51fa\u3057\u547d\u4ee4\u306f\uff0c<code>invokevirtual<\/code>\uff0c<code>invokespecial<\/code>\uff0c<code>invokestatic<\/code>\uff0c<code>invokeinterface<\/code>\uff0c<code>invokedynamic<\/code> \u306e 5 \u7a2e\u985e\u304c\u3042\u308a\uff0c\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u65b9\u6cd5\u3067\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002\u3055\u3089\u306b\uff0c\u3053\u308c\u3089\u306b\u306f\uff0c\u6a19\u6e96\u3067\u5f15\u6570\u3084\u623b\u308a\u5024\u306e\u7ba1\u7406\uff0c\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u306e\u89e3\u6c7a\uff0c\u52d5\u7684\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u306a\u3069\u306e\u6a5f\u80fd\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\u30aa\u30da\u30e9\u30f3\u30c9\u306b\u306f\uff0c\u547c\u3073\u51fa\u3059\u95a2\u6570\u306e\u540d\u524d\u3068\u30b7\u30b0\u30cd\u30c1\u30e3\uff08\u5f15\u6570\u3068\u623b\u308a\u5024\u306e\u578b\u60c5\u5831\uff09\u304c\u542b\u307e\u308c\u3066\u304a\u308a\uff0cJVM \u306f\u3053\u308c\u3089\u3092\u4f7f\u3063\u3066\u9069\u5207\u306a\u95a2\u6570\u3092\u898b\u3064\u3051\u51fa\u3057\u307e\u3059\u3002<\/p>\n<p data-line=\"64\" class=\"code-line\">\u3053\u306e\u3088\u3046\u306b\uff0cJVM \u306f\u5358\u306a\u308b CPU \u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u3068\u306f\u7570\u306a\u308a\uff0c\u95a2\u6570\u547c\u3073\u51fa\u3057\u3084\u30e1\u30e2\u30ea\u7ba1\u7406\u306a\u3069\u306e\u9ad8\u30ec\u30d9\u30eb\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002 \u305d\u306e\u305f\u3081\uff0cJVM \u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u306f\uff0c\u5358\u306a\u308b CPU \u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u3088\u308a\u3082\uff0c\u3055\u3089\u306b\u591a\u304f\u306e\u5b66\u3073\u3068\u6311\u6226\u3092\u63d0\u4f9b\u3057\u3066\u304f\u308c\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002<\/p>\n<h2 id=\"%E6%9C%80%E5%88%9D%E3%81%AB%E5%BD%93%E3%81%9F%E3%82%8B%E3%81%AF%E7%A9%B6%E6%A5%B5%E3%81%AE%E9%81%B8%E6%8A%9E\" data-line=\"66\" class=\"code-line\">\n \u6700\u521d\u306b\u5f53\u305f\u308b\u306f\u7a76\u6975\u306e\u9078\u629e<\/h2>\n<p data-line=\"68\" class=\"code-line\">JVM \u3092\u81ea\u4f5c\u3059\u308b\u306b\u3042\u305f\u3063\u3066\uff0c\u6700\u521d\u306b\u9078\u629e\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u306f\uff0c<strong>\u3069\u306e\u30ec\u30d9\u30eb\u3067 JVM \u3092\u5b9f\u88c5\u3059\u308b\u304b<\/strong>\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<br \/>\u4f55\u3082\u77e5\u3089\u305a\u306b JVM \u3092\u81ea\u4f5c\u3057\u59cb\u3081\u3066\u3057\u307e\u3046\u3068\u3068\uff0c\u4e2d\u76e4\u3067\u5f8c\u8ff0\u306e\u7406\u7531\u306b\u3088\u3063\u3066\u632b\u6298\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3057\u3087\u3046\uff08\u79c1\u306e\u3088\u3046\u306b\uff09\u3002 \u305d\u306e\u305f\u3081\uff0c<strong>\u81ea\u5206\u304c\u76ee\u6307\u3059\u3079\u304d\u30b4\u30fc\u30eb\u3092\u6700\u521d\u306b\u660e\u78ba\u306b\u3059\u308b<\/strong>\u3053\u3068\u304c\uff0c\u81ea\u4f5c JVM \u306e\u6210\u529f\u306e\u9375\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p data-line=\"71\" class=\"code-line\">JVM \u306e\u5b9f\u88c5\u30ec\u30d9\u30eb\u306b\u306f\uff0c\u5927\u304d\u304f\u5206\u3051\u3066\u4ee5\u4e0b\u306e 4 \u3064\u306e\u9078\u629e\u80a2\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u9078\u629e\u80a2\u306b\u306f\u305d\u308c\u305e\u308c\u5229\u70b9\u3068\u6b20\u70b9\u304c\u3042\u308a\uff0c\u307e\u305f\u5b9f\u88c5\u306e\u96e3\u6613\u5ea6\u3082\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<ol data-line=\"73\" class=\"code-line\">\n<li data-line=\"73\" class=\"code-line\">\n<strong>\u547d\u4ee4\u3092\u89e3\u91c8\u3057\u3066\u5b9f\u884c\u3059\u308b\u8d85\u7c21\u5358\u306a JVM<\/strong>\uff1a\u7dd1<\/li>\n<li data-line=\"74\" class=\"code-line\">\n<strong>\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u5099\u3048\u305f\u30df\u30cb\u30de\u30eb\u306a JVM<\/strong>\uff1a\u9ec4<\/li>\n<li data-line=\"75\" class=\"code-line\">\n<strong>\u3042\u3089\u3086\u308b Java \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b8c\u5168\u306b\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30d5\u30eb\u6a5f\u80fd\u306e JVM<\/strong>\uff1a\u7d2b<\/li>\n<li data-line=\"76\" class=\"code-line\">\n<strong>JIT \u30b3\u30f3\u30d1\u30a4\u30e9\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u5099\u3048\u305f\u9ad8\u6027\u80fd\u306a JVM<\/strong>\uff1a\u8d64<\/li>\n<\/ol>\n<p data-line=\"78\" class=\"code-line\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/zenn\/image\/fetch\/s--zPCI_uSA--\/c_limit%2Cf_auto%2Cfl_progressive%2Cq_auto%2Cw_1200\/https:\/\/storage.googleapis.com\/zenn-user-upload\/deployed-images\/06401247a782c12ae542f31b.png%3Fsha%3Da1582753a286ccd4ed40f3e0a53a259f3d946266\" alt=\"JVM \u306e\u5b9f\u88c5\u30ec\u30d9\u30eb\" class=\"md-img\" loading=\"lazy\"\/><\/p>\n<p data-line=\"80\" class=\"code-line\">\u306a\u304a\uff0c\u3053\u308c\u3089\u306e<strong>\u533a\u5206\u306f\u79c1\u304c\u72ec\u81ea\u306b\u5b9a\u7fa9\u3057\u305f\u3082\u306e<\/strong>\u3067\u3042\u308a\uff0c\u53b3\u5bc6\u306a\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u307e\u305f\uff0c\u3053\u308c\u3089\u306e\u30ec\u30d9\u30eb\u306f\u4e92\u3044\u306b\u6392\u4ed6\u7684\u306a\u3082\u306e\u3067\u306f\u306a\u304f\uff0c\u4f8b\u3048\u3070\u30df\u30cb\u30de\u30eb\u306a JVM \u306b JIT \u30b3\u30f3\u30d1\u30a4\u30e9\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u7279\u306b\uff0c\u3053\u308c\u3089\u3092\uff11\u304b\u3089\u9806\u306b\u6bb5\u968e\u7684\u306b\u5b9f\u88c5\u3057\u3066\u3044\u304f\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"1.-%E5%91%BD%E4%BB%A4%E3%82%92%E8%A7%A3%E9%87%88%E3%81%97%E3%81%A6%E5%AE%9F%E8%A1%8C%E3%81%99%E3%82%8B%E8%B6%85%E7%B0%A1%E5%8D%98%E3%81%AA-jvm\" data-line=\"82\" class=\"code-line\">\n 1. \u547d\u4ee4\u3092\u89e3\u91c8\u3057\u3066\u5b9f\u884c\u3059\u308b\u8d85\u7c21\u5358\u306a JVM<\/h3>\n<p data-line=\"84\" class=\"code-line\">\u6700\u3082\u57fa\u672c\u7684\u306a\u30ec\u30d9\u30eb\u306e JVM \u306f\uff0cJVM <strong>\u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u3092\u89e3\u91c8\u3057\u3066\u5b9f\u884c\u3059\u308b\u3060\u3051\u306e\u30b7\u30f3\u30d7\u30eb\u306a\u5b9f\u88c5<\/strong>\u3067\u3059\u3002 \u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u306f\uff0cJVM \u306e\u547d\u4ee4\u30bb\u30c3\u30c8\u3092\u7406\u89e3\u3057\uff0c\u305d\u308c\u3089\u3092\u9010\u6b21\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e<strong>\u30a4\u30f3\u30bf\u30d7\u30ea\u30bf\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u306b\u7126\u70b9<\/strong>\u3092\u5f53\u3066\u307e\u3059\u3002<\/p>\n<p data-line=\"86\" class=\"code-line\">\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u306e\u76ee\u6a19\u306f\uff0c<strong>Java \u306e\u57fa\u672c\u7684\u306a\u7b97\u8853\u6f14\u7b97\u3084\u5909\u6570\u306e\u8aad\u307f\u66f8\u304d\u306a\u3069\u306e\u57fa\u672c\u7684\u306a\u547d\u4ee4\u3092\u30b5\u30dd\u30fc\u30c8\u3057\uff0c\u7c21\u5358\u306a JVM \u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068<\/strong>\u3067\u3059\u3002<\/p>\n<p data-line=\"88\" class=\"code-line\">JVM \u306f\uff0cJava \u306e\u30bd\u30fc\u30b9\u30fb\u30b3\u30fc\u30c9\u3092\u76f4\u63a5\u5b9f\u884c\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002Java \u306e\u30bd\u30fc\u30b9\u30fb\u30b3\u30fc\u30c9\u306f\uff0c\u307e\u305a\u30b3\u30f3\u30d1\u30a4\u30e9\u306b\u3088\u3063\u3066 JVM \u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u306b\u5909\u63db\u3055\u308c\u307e\u3059\u3002 \u305d\u3057\u3066\uff0cJVM \u306f\u3053\u306e\u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u3092\u89e3\u91c8\u3057\u3066\u5b9f\u884c\u3057\u307e\u3059\u3002\u3064\u307e\u308a\uff0cJVM \u306f Java \u306e\u30bd\u30fc\u30b9\u30fb\u30b3\u30fc\u30c9\u3092\u76f4\u63a5\u5b9f\u884c\u3059\u308b\u306e\u3067\u306f\u306a\u304f\uff0c\u305d\u308c\u306e\u5316\u8eab\u3067\u3042\u308b<strong>\u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b<\/strong>\u306e\u3067\u3059\u3002<\/p>\n<p data-line=\"90\" class=\"code-line\">\u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u306f\uff0cJVM \u306e\u547d\u4ee4\u30bb\u30c3\u30c8\u306b\u5f93\u3063\u3066\u8a2d\u8a08\u3055\u308c\u305f<strong>\u4f4e\u30ec\u30d9\u30eb\u306e\u547d\u4ee4\u7fa4<\/strong>\u3067\u3042\u308a\uff0cJava \u306e\u30bd\u30fc\u30b9\u30fb\u30b3\u30fc\u30c9\u3092\u52b9\u7387\u7684\u306b\u8868\u73fe\u3057\u3066\u3044\u307e\u3059\u3002 \u4f8b\u3048\u3070\uff0cJava \u306e <code>int<\/code> \u578b\u306e\u5909\u6570\u3092\u52a0\u7b97\u3059\u308b\u5834\u5408\uff0cJava \u306e\u30bd\u30fc\u30b9\u30fb\u30b3\u30fc\u30c9\u3067\u306f <code>i + j<\/code> \u3068\u66f8\u304d\u307e\u3059\u304c\uff0cJVM \u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u3067\u306f <code>iadd<\/code> \u3068\u3044\u3046\u547d\u4ee4\u304c\u4f7f\u308f\u308c\u307e\u3059\u3002<br \/>\u73fe\u5728\u306eJVM\uff08Java 25\uff09\u3067\u306f\uff0c205 \u7a2e\u985e\u306e\u547d\u4ee4\u304c\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u304c\uff0c\u3053\u306e\u5b9f\u88c5\u30ec\u30d9\u30eb\u3067\u306f\uff0c\u3044\u304f\u3064\u304b\u306e\u5fc5\u8981\u6700\u4f4e\u9650\u306e\u547d\u4ee4\u3060\u3051\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308c\u3070\u5341\u5206\u3067\u3059\u3002<\/p>\n<p data-line=\"93\" class=\"code-line\">\u3055\u3089\u306b\uff0cJVM \u306f\u30b9\u30bf\u30c3\u30af\u30d9\u30fc\u30b9\u306e\u4eee\u60f3\u30de\u30b7\u30f3\u3067\u3042\u308a\uff0c\u547d\u4ee4\u306e\u5b9f\u884c\u306b\u306f\u30aa\u30da\u30e9\u30f3\u30c9\u30fb\u30b9\u30bf\u30c3\u30af\u3068\u3044\u3046\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 \u4f8b\u3048\u3070\uff0c<code>iadd<\/code> \u547d\u4ee4\u306f\uff0c\u30aa\u30da\u30e9\u30f3\u30c9\u30fb\u30b9\u30bf\u30c3\u30af\u306e\u4e0a\u4f4d 2 \u3064\u306e <code>int<\/code> \u578b\u306e\u5024\u3092\u53d6\u308a\u51fa\u3057\uff0c\u305d\u308c\u3089\u3092\u52a0\u7b97\u3057\u3066\uff0c\u7d50\u679c\u3092\u518d\u3073\u30b9\u30bf\u30c3\u30af\u306b\u7a4d\u307f\u307e\u3059\u3002<\/p>\n<p data-line=\"95\" class=\"code-line\">\u7c21\u5358\u306a JVM \u306e\u5b9f\u88c5\u3092\u901a\u3057\u3066\uff0c\u30b9\u30bf\u30c3\u30af\u306e\u5b9f\u88c5\u3084\u64cd\u4f5c\uff0c\u547d\u4ee4\u306e\u30c7\u30b3\u30fc\u30c9\u3068\u5b9f\u884c\u306a\u3069\u306e\u57fa\u672c\u7684\u306a\u6982\u5ff5\u3092\u5b66\u3079\u307e\u3059\u3002<br \/>\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u306f\uff0cJava \u306e\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306e\u826f\u3044\u51fa\u767a\u70b9\u3068\u306a\u308a\u307e\u3059\u304c\uff0c\u5b9f\u969b\u306e Java \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3059\u308b\u306b\u306f\uff0c\u307e\u3060\u307e\u3060\u591a\u304f\u306e\u6a5f\u80fd\u304c\u4e0d\u8db3\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-line=\"98\" class=\"code-line\">\u3053\u306e\u6bb5\u968e\u3092\u4e57\u308a\u8d8a\u3048\u308b\u3068\uff0c\u6b21\u306e\u3088\u3046\u306a Java \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<div class=\"code-block-container\">\n<pre class=\"language-java\"><code class=\"language-java code-line\" data-line=\"100\"><span class=\"token number\">1<\/span> <span class=\"token operator\">+<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token number\">3<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">10<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span> <span class=\"token operator\">+<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">^<\/span> <span class=\"token number\">3<\/span> <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token number\">2<\/span><span class=\"token punctuation\">;<\/span>\n<\/code><\/pre>\n<\/div>\n<p data-line=\"106\" class=\"code-line\">\u8a73\u3057\u304f\u306f\uff0c\u5c0f\u8a18\u4e8b\u3067\u3042\u308b\u300c\u3010\u7c21\u5358\u306a\u3011 Java \u4eee\u60f3\u30de\u30b7\u30f3\u3092\u81ea\u4f5c\u3057\u305f\u3044\u5168\u3066\u306e\u65b9\u3005\u3078\u300d\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n<p data-line=\"108\" class=\"code-line\"><span class=\"embed-block zenn-embedded zenn-embedded-card\"><iframe id=\"zenn-embedded__5f817340bb77e\" src=\"https:\/\/embed.zenn.studio\/card#zenn-embedded__5f817340bb77e\" data-content=\"https%3A%2F%2Fzenn.dev%2Fpeyang%2Farticles%2Fmaking-jvm-knowledges-lv-1-interpreter\" frameborder=\"0\" scrolling=\"no\" loading=\"lazy\"><\/iframe><\/span><a target=\"_blank\" href=\"https:\/\/zenn.dev\/peyang\/articles\/making-jvm-knowledges-lv-1-interpreter\" style=\"display:none\" target=\"_blank\">https:\/\/zenn.dev\/peyang\/articles\/making-jvm-knowledges-lv-1-interpreter<\/a><\/p>\n<h3 id=\"2.-%E5%9F%BA%E6%9C%AC%E7%9A%84%E3%81%AA%E6%A9%9F%E8%83%BD%E3%82%92%E5%82%99%E3%81%88%E3%81%9F%E3%83%9F%E3%83%8B%E3%83%9E%E3%83%AB%E3%81%AA-jvm\" data-line=\"110\" class=\"code-line\">\n 2. \u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u5099\u3048\u305f\u30df\u30cb\u30de\u30eb\u306a JVM<\/h3>\n<p data-line=\"112\" class=\"code-line\">\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u5099\u3048\u305f\u30df\u30cb\u30de\u30eb\u306a JVM \u306f\uff0cJVM \u306e\u547d\u4ee4\u30bb\u30c3\u30c8\u306e\u3059\u3079\u3066\u3092\u30b5\u30dd\u30fc\u30c8\u3057\uff0c\u3055\u3089\u306b\u30e1\u30bd\u30c3\u30c9\u306e\u547c\u3073\u51fa\u3057\u3084\u4f8b\u5916\u51e6\u7406\uff0c\u5c11\u91cf\u306e VM \u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\u306a\u3069\u306e\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002<br \/>\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u306f\uff0cJava \u306e\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u7406\u89e3\u3057\uff0c\u7c21\u5358\u306a Java \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u826f\u3044\u57fa\u76e4\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p data-line=\"115\" class=\"code-line\">\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u306e\u76ee\u6a19\u306f\uff0c<strong>JVM \u306e\u547d\u4ee4\u30bb\u30c3\u30c8\u3092\u3059\u3079\u3066\u5b9f\u88c5\u3057\u3066\uff0c\u30e1\u30bd\u30c3\u30c9\u306e\u547c\u3073\u51fa\u3057\u3084\u4f8b\u5916\u51e6\u7406\u306a\u3069\u306e\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068<\/strong>\u3067\u3059\u3002<\/p>\n<p data-line=\"117\" class=\"code-line\">JVM \u306e\u547d\u4ee4\u30bb\u30c3\u30c8\u3092\u3059\u3079\u3066\u5b9f\u88c5\u3059\u308b\u3053\u3068\u306f\uff0c\u9577\u3044 JVM \u306e\u5b9f\u88c5\u306e\u4e2d\u3067\u306f\u3055\u307b\u3069\u96e3\u3057\u3044\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u547d\u4ee4\u4e00\u3064\u4e00\u3064\u306f\u9069\u5ea6\u306b\u62bd\u8c61\u5316\u3055\u308c\u3066\u304a\u308a\uff0c\u3042\u307e\u308a\u8907\u96d1\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6570\u3082 205 \u7a2e\u985e\u3068\uff0c\u305d\u308c\u307b\u3069\u591a\u304f\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>x86 \u3084 ARM \u306e\u3088\u3046\u306a CPU \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u547d\u4ee4\u30bb\u30c3\u30c8\u3068\u6bd4\u8f03\u3059\u308b\u3068\uff0cJVM \u306e\u547d\u4ee4\u30bb\u30c3\u30c8\u306f\u975e\u5e38\u306b\u30b7\u30f3\u30d7\u30eb\u3067\u3042\u308a\uff0c\u5b9f\u88c5\u3082\u5bb9\u6613\u3067\u3059\u3002<\/p>\n<p data-line=\"120\" class=\"code-line\">\u3057\u304b\u3057\u306a\u304c\u3089\uff0cJVM \u306e\u547d\u4ee4\u30bb\u30c3\u30c8\u3092\u3059\u3079\u3066\u5b9f\u88c5\u3057\u305f\u3068\u3057\u3066\u3082\uff0c\u305d\u308c\u3060\u3051\u3067\u306f\u5b9f\u7528\u7684\u306a\uff08\u9577\u304f\u904a\u3079\u308b\u3088\u3046\u306a\uff09 JVM \u306b\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u6b21\u306b\u8003\u3048\u308b\u3079\u304d\u306f\uff0c<strong>\u30e1\u30bd\u30c3\u30c9\u306e\u547c\u3073\u51fa\u3057<\/strong>\u3067\u3059\u3002<\/p>\n<p data-line=\"122\" class=\"code-line\">JVM \u306f\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\u3092\u300c\u30d5\u30ec\u30fc\u30e0\u300d\uff08<em>Frame<\/em>\uff09\u3068\u3044\u3046\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u4f7f\u3063\u3066\u7ba1\u7406\u3057\u3066\u3044\u307e\u3059\u3002\u30d5\u30ec\u30fc\u30e0\u5185\u306b\u306f\uff0c\u30ed\u30fc\u30ab\u30eb\u5909\u6570\u3084\u30aa\u30da\u30e9\u30f3\u30c9\u30fb\u30b9\u30bf\u30c3\u30af\uff0c\u30e1\u30bd\u30c3\u30c9\u306e\u5f15\u6570\u30fb\u623b\u308a\u5024\u306a\u3069\u304c\u683c\u7d0d\u3055\u308c\u307e\u3059\u3002<br \/>JVM\u306f\uff0c\u30e1\u30bd\u30c3\u30c9\u304c\u547c\u3073\u51fa\u3055\u308c\u308b\u5ea6\u306b\u65b0\u3057\u3044\u30d5\u30ec\u30fc\u30e0\u3092\u4f5c\u6210\u3057\u3066\uff0c\u300cJVM \u30b9\u30bf\u30c3\u30af\u300d\uff08<em>Java Virtual Machine Stack<\/em>\uff09 \u3068\u3044\u3046\u30b9\u30bf\u30c3\u30af\u69cb\u9020\u306b\u7a4d\u307f\u4e0a\u3052\u3066\u7ba1\u7406\u3057\u307e\u3059\u3002\u5404\u30e1\u30bd\u30c3\u30c9\u304c\u547c\u3073\u51fa\u3055\u308c\u308b\u305f\u3073\u306b\u65b0\u3057\u3044\u30d5\u30ec\u30fc\u30e0\u304c\u30b9\u30bf\u30c3\u30af\u306b\u7a4d\u307e\u308c\uff0c\u30e1\u30bd\u30c3\u30c9\u306e\u5b9f\u884c\u304c\uff08\u6210\u529f\u30fb\u5931\u6557\u306b\u304b\u304b\u308f\u3089\u305a\uff09\u7d42\u4e86\u3059\u308b\u3068\u304d\u306b\u305d\u306e\u30d5\u30ec\u30fc\u30e0\u304c\u30b9\u30bf\u30c3\u30af\u304b\u3089\u53d6\u308a\u9664\u304b\u308c\u307e\u3059\u3002<\/p>\n<p data-line=\"125\" class=\"code-line\">\u3055\u3089\u306b\uff0c\u3082\u3057\u3042\u306a\u305f\u304c\u6a19\u6e96\u51fa\u529b\u3092\u7528\u3044\u3066\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u305f\u3044\u5834\u5408\uff0c<code>System.out.println<\/code> \u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f <code>FileDescriptor<\/code> \u306a\u3069\u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30af\u30e9\u30b9\uff0c\u3072\u3044\u3066\u306f\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306b\u95a2\u3059\u308b\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\uff0c\u5b9f\u88c5\u3059\u3079\u304d\u30e1\u30bd\u30c3\u30c9\u304c\u828b\u3065\u308b\u5f0f\u306b\u5897\u3048\u3066\u3044\u304d\u307e\u3059\u3002\u3057\u304b\u3057\u306a\u304c\u3089\uff0c\u3053\u306e\u6bb5\u968e\u304b\u3089\u305d\u308c\u3092\u3059\u3079\u3066\u5b9f\u88c5\u3057\u3088\u3046\u3068\u3059\u308b\u3068\uff0c\u9014\u65b9\u3082\u306a\u3044\u52b4\u529b\u304c\u5fc5\u8981\u3068\u306a\u3063\u3066\u3057\u307e\u3044\uff0c\u632b\u6298\u3057\u3066\u3057\u307e\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<br \/>\u305d\u3053\u3067\uff0c\u3053\u3053\u3067\u306f<strong>\u5fc5\u8981\u6700\u4f4e\u9650\u306e VM \u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\u3060\u3051\u3092\u5b9f\u88c5\u3059\u308b<\/strong>\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\uff0c<code>System.out.println<\/code> \u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u3068\u304d\u306b\uff0c\u305d\u306e\u4e2d\u3067\u306e\u547c\u3073\u51fa\u3057\u3092\u901a\u5e38\u306e Java \u30e1\u30bd\u30c3\u30c9\u3067\u306f\u306a\u304f\uff0c\u76f4\u63a5\u30db\u30b9\u30c8 OS \u306e\u6a19\u6e96\u51fa\u529b\u306b\u6587\u5b57\u5217\u3092\u66f8\u304d\u8fbc\u3080\u3088\u3046\u306b\u3057\u307e\u3059\uff08\u30e2\u30c3\u30af\u3059\u308b\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u3067\u3059\uff09\u3002\u3053\u308c\u306b\u3088\u308a\uff0c\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u591a\u304f\u306e\u6a5f\u80fd\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u306a\u304f\uff0c\u7c21\u5358\u306b\u30b3\u30f3\u30bd\u30fc\u30eb\u3078\u306e\u51fa\u529b\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<p data-line=\"128\" class=\"code-line\">\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\uff0cJava \u306e\u57fa\u672c\u7684\u306a\u6a5f\u80fd\u3092\u7406\u89e3\u3057\uff0c\u7c21\u5358\u306a Java \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p data-line=\"130\" class=\"code-line\">\u3053\u306e\u6bb5\u968e\u3092\u4e57\u308a\u8d8a\u3048\u308b\u3068\uff0c\u6b21\u306e\u3088\u3046\u306a Java \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002<\/p>\n<div class=\"code-block-container\">\n<pre class=\"language-java\"><code class=\"language-java code-line\" data-line=\"132\"><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">HelloWorld<\/span> <span class=\"token punctuation\">{<\/span>\n    <span class=\"token keyword\">public<\/span> <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token class-name\">String<\/span><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">]<\/span> args<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        <span class=\"token class-name\">System<\/span><span class=\"token punctuation\">.<\/span>out<span class=\"token punctuation\">.<\/span><span class=\"token function\">println<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"Hello, World!\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span>\n<\/code><\/pre>\n<\/div>\n<p data-line=\"140\" class=\"code-line\">\u8a73\u3057\u304f\u306f\uff0c\u5c0f\u8a18\u4e8b\u3067\u3042\u308b\u300c\u3010\u30df\u30cb\u30de\u30eb\u306a\u3011 Java \u4eee\u60f3\u30de\u30b7\u30f3\u3092\u81ea\u4f5c\u3057\u305f\u3044\u5168\u3066\u306e\u65b9\u3005\u3078\u300d\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n<p data-line=\"142\" class=\"code-line\"><span class=\"embed-block zenn-embedded zenn-embedded-card\"><iframe id=\"zenn-embedded__bcd7d45d2f9f2\" src=\"https:\/\/embed.zenn.studio\/card#zenn-embedded__bcd7d45d2f9f2\" data-content=\"https%3A%2F%2Fzenn.dev%2Fpeyang%2Farticles%2Fmaking-jvm-knowledges-lv-2-minimal\" frameborder=\"0\" scrolling=\"no\" loading=\"lazy\"><\/iframe><\/span><a target=\"_blank\" href=\"https:\/\/zenn.dev\/peyang\/articles\/making-jvm-knowledges-lv-2-minimal\" style=\"display:none\" target=\"_blank\">https:\/\/zenn.dev\/peyang\/articles\/making-jvm-knowledges-lv-2-minimal<\/a><\/p>\n<h3 id=\"3.-%E6%A8%99%E6%BA%96%E3%83%A9%E3%82%A4%E3%83%96%E3%83%A9%E3%83%AA%E3%82%92%E5%AE%8C%E5%85%A8%E3%81%AB%E3%82%B5%E3%83%9D%E3%83%BC%E3%83%88%E3%81%99%E3%82%8B%E3%83%95%E3%83%AB%E6%A9%9F%E8%83%BD%E3%81%AE-jvm\" data-line=\"144\" class=\"code-line\">\n 3. \u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u5b8c\u5168\u306b\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30d5\u30eb\u6a5f\u80fd\u306e JVM<\/h3>\n<p data-line=\"146\" class=\"code-line\">\u30d5\u30eb\u6a5f\u80fd\u306e JVM \u306f\uff0c\u3042\u3089\u3086\u308b Java \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b8c\u5168\u306b\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\uff0cJVM \u306e\u4ed5\u69d8\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u6a5f\u80fd\u3092\u5b9f\u88c5\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u306f\uff0c\u30ac\u30d9\u30fc\u30b8\u30fb\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3084\u30b9\u30ec\u30c3\u30c9\u7ba1\u7406\uff0c<strong>\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u5b8c\u5168\u306a\u30b5\u30dd\u30fc\u30c8<\/strong>\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<p data-line=\"148\" class=\"code-line\">\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u306e\u76ee\u6a19\u306f\uff0c<strong>\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u5b8c\u5168\u306a\u30b5\u30dd\u30fc\u30c8\u3092\u5b9f\u73fe\u3057\uff0c<code>System.initPhase1()<\/code> \uff5e <code>System.initPhase3()<\/code> \u30e1\u30bd\u30c3\u30c9\u3092\u30a8\u30e9\u30fc\u306a\u304f\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068<\/strong>\u3067\u3059\u3002<\/p>\n<p data-line=\"150\" class=\"code-line\">\u73fe\u5728\u306e Java \u30d7\u30ed\u30b0\u30e9\u30e0\u306f\uff0cOpenJDK \u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u5927\u304d\u304f\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002 \u4f8b\u3048\u3070\uff0c<code>java.util<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u30fb\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3084\uff0c<code>java.io<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u5165\u51fa\u529b\u6a5f\u80fd\uff0c<code>java.net<\/code> \u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u80fd\u306a\u3069\u304c\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u5b8c\u5168\u306b\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068\u306f\uff0c\u5b9f\u7528\u7684\u306a JVM \u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n<p data-line=\"152\" class=\"code-line\">\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u5b8c\u5168\u306a\u30b5\u30dd\u30fc\u30c8\u3068\u805e\u304f\u3068\uff0c\u5927\u5909\u306a\u52b4\u529b\u304c\u5fc5\u8981\u306b\u601d\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\uff0c\u5b9f\u969b\u306b\u306f <strong>VM \u304c\u63d0\u4f9b\u3059\u308b\u3079\u304d\u3067\u3042\u308b\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\u3092\u3059\u3079\u3066\u5b9f\u88c5\u3059\u308b\u3060\u3051<\/strong>\u306b\u904e\u304e\u307e\u305b\u3093\u3002<br \/>\u4f8b\u3048\u3070\uff0c<code>java.lang.Object<\/code> \u30af\u30e9\u30b9\u306e <code>wait<\/code> \u3084 <code>notify<\/code> \u30e1\u30bd\u30c3\u30c9\uff0c<code>Field<\/code> \u30af\u30e9\u30b9\u306e <code>get<\/code> \u3084 <code>set<\/code> \u30e1\u30bd\u30c3\u30c9\uff0c<code>Thread<\/code> \u30af\u30e9\u30b9\u306e\u30b9\u30ec\u30c3\u30c9\u7ba1\u7406\u30e1\u30bd\u30c3\u30c9\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\uff0c\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u591a\u304f\u306e\u6a5f\u80fd\u3092\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p data-line=\"155\" class=\"code-line\">\u3053\u3053\u3067\u5fd8\u308c\u3066\u306f\u3044\u3051\u306a\u3044\u306e\u304c\uff0c<code>System.initPhase1()<\/code> \uff5e <code>System.initPhase3()<\/code> \u30e1\u30bd\u30c3\u30c9\u306e\u547c\u3073\u51fa\u3057\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30e1\u30bd\u30c3\u30c9\u306f\uff0c\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u7acb\u3061\u4e0a\u3052\u306b\u5fc5\u8981\u306a\u521d\u671f\u5316\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\uff0c<code>System<\/code> \u30af\u30e9\u30b9\u306e <code>out<\/code> \u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u521d\u671f\u5316\u3084\uff0c<code>java.lang.ClassLoader<\/code> \u30af\u30e9\u30b9\u306e\u521d\u671f\u5316\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3055\u3089\u306b\u306f\uff0c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d5\u30a1\u30a4\u30ca\u30e9\u30a4\u30b6\u30fb\u30b9\u30ec\u30c3\u30c9\u306e\u8d77\u52d5\u306a\u3069\u3082\u884c\u3044\u307e\u3059\u3002<br \/>\u3053\u308c\u3089\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u3053\u3068\u3067\uff0c\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u591a\u304f\u306e\u6a5f\u80fd\u304c\u6b63\u3057\u304f\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p data-line=\"158\" class=\"code-line\">\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u3067\u306f\uff0c\u3053\u308c\u3089\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u30a8\u30e9\u30fc\u306a\u304f\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u76ee\u6a19\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002<br \/>\u3053\u306e\u6bb5\u968e\u3092\u4e57\u308a\u8d8a\u3048\u308b\u3068\uff0c\u3042\u3089\u3086\u308b\uff08\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\u3092\u5fc5\u8981\u3068\u3057\u306a\u3044\u3088\u3046\u306a\uff09Java \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3 id=\"4.-jit-%E3%82%B3%E3%83%B3%E3%83%91%E3%82%A4%E3%83%A9%E3%81%AA%E3%81%A9%E3%81%AE%E9%AB%98%E5%BA%A6%E3%81%AA%E6%A9%9F%E8%83%BD%E3%82%92%E5%82%99%E3%81%88%E3%81%9F%E9%AB%98%E6%80%A7%E8%83%BD%E3%81%AA-jvm\" data-line=\"161\" class=\"code-line\">\n 4. JIT \u30b3\u30f3\u30d1\u30a4\u30e9\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u5099\u3048\u305f\u9ad8\u6027\u80fd\u306a JVM<\/h3>\n<p data-line=\"163\" class=\"code-line\">\u9ad8\u6027\u80fd\u306a JVM \u306f\uff0cJIT\uff08<em>Just-In-Time<\/em>\uff09\u30b3\u30f3\u30d1\u30a4\u30e9\u3084\u30ac\u30d9\u30fc\u30b8\u30fb\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\uff0c\u30b9\u30ec\u30c3\u30c9\u7ba1\u7406\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\uff0c\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\u306b\u3088\u308b JNI\uff08<em>Java Native Interface<\/em>\uff09\u306e\u30b5\u30dd\u30fc\u30c8\u306a\u3069\u3082\u542b\u307e\u308c\u307e\u3059\u3002<br \/>\u3053\u308c\u3089\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\uff0cJava \u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3060\u3051\u3067\u306f\u306a\u304f\uff0cOpenJDK \u304c\u63d0\u4f9b\u3059\u308b JVM \u3068\u540c\u7b49\u306e\u6a5f\u80fd\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<p data-line=\"166\" class=\"code-line\">\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u306e\u76ee\u6a19\u306f\uff0c<strong>JIT \u30b3\u30f3\u30d1\u30a4\u30e9\u3084\u30ac\u30d9\u30fc\u30b8\u30fb\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u5b9f\u88c5\u3057\u3066\uff0c\u30ec\u30d9\u30eb 3 \u306e JVM \u3092\u3055\u3089\u306b\u5f37\u5316\u3059\u308b\u3053\u3068<\/strong>\u3067\u3059\u3002<\/p>\n<p data-line=\"168\" class=\"code-line\">JIT \u30b3\u30f3\u30d1\u30a4\u30e9\u306f\uff0cJVM \u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u3092\u30cd\u30a4\u30c6\u30a3\u30d6\u30b3\u30fc\u30c9\u306b\u5909\u63db\u3057\u3066\u5b9f\u884c\u3059\u308b\u3053\u3068\u3067\uff0c\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u901f\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\uff0cJava \u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u540c\u7b49\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u767a\u63ee\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u30ac\u30d9\u30fc\u30b8\u30fb\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306f\uff0c\u30e1\u30e2\u30ea\u7ba1\u7406\u3092\u81ea\u52d5\u5316\u3059\u308b\u3053\u3068\u3067\uff0c\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3084\u30c0\u30f3\u30b0\u30ea\u30f3\u30b0\u30fb\u30dd\u30a4\u30f3\u30bf\u306a\u3069\u306e\u554f\u984c\u3092\u9632\u304e\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\uff0cJava \u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u5b89\u5b9a\u3057\u3066\u52d5\u4f5c\u3057\uff0c\u30e1\u30e2\u30ea\u306e\u52b9\u7387\u7684\u306a\u5229\u7528\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p data-line=\"170\" class=\"code-line\">\u524d\u8ff0\u306e <code>System.initPhase1()<\/code> \u30e1\u30bd\u30c3\u30c9\u306f\uff0c\u305f\u3060\u611a\u76f4\u306b\u5b9f\u88c5\u3057\u305f\u3060\u3051\u3067\u306f\uff0c\u305d\u306e\u5b9f\u884c\u306b\u7d04 5 \u79d2\uff5e20\u79d2\u307b\u3069\u304b\u304b\u308a\u307e\u3059\u3002 \u305d\u3046\u3044\u3063\u305f\u5834\u5408\u306b\u306f\uff0c\u5225\u9014 JIT \u30b3\u30f3\u30d1\u30a4\u30e9\u3084 CDS\uff08<em>Class Data Sharing<\/em>\uff09\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\uff0c\u3053\u306e\u521d\u671f\u5316\u6642\u9593\u3092\u6570\u767e\u30df\u30ea\u79d2\u306b\u307e\u3067\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\uff0cJava \u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u8d77\u52d5\u6642\u9593\u304c\u5927\u5e45\u306b\u6539\u5584\u3055\u308c\u307e\u3059\u3002<\/p>\n<p data-line=\"172\" class=\"code-line\">\u3055\u3089\u306b\uff0c\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\u306b\u3088\u308b JNI \u306e\u30b5\u30dd\u30fc\u30c8\u306f\uff0cC\/C++ \u306a\u3069\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30b3\u30fc\u30c9\u3068\u9023\u643a\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<code>System.loadLibrary<\/code> \u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\uff0cJava \u30d7\u30ed\u30b0\u30e9\u30e0\u304b\u3089\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u52d5\u7684\u306b\u30ed\u30fc\u30c9\u3057\uff0c\u305d\u306e\u4e2d\u306e\u95a2\u6570\u3092\u547c\u3073\u51fa\u305b\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\u3053\u308c\u306b\u306f\uff0c<a target=\"_blank\" href=\"https:\/\/openjdk.org\/jeps\/454\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">JEP 454\uff08<em>Foreign Function &amp; Memory API<\/em>\uff09<\/a>\u306a\u3069\u306e\u63d0\u6848\u3092\u53c2\u8003\u306b\u3057\u306a\u304c\u3089\uff0cJNI \u306e\u4ed5\u69d8\u3092\u7406\u89e3\u3057\uff0c\u9069\u5207\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n<p data-line=\"175\" class=\"code-line\">\u3053\u306e\u30ec\u30d9\u30eb\u306e JVM \u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\uff0cOpenJDK \u3068\u540c\u7b49\u306e\u6a5f\u80fd\u3092\u5099\u3048\u305f\u9ad8\u6027\u80fd\u306a JVM \u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 id=\"jvm-%E3%81%AE%E8%87%AA%E4%BD%9C%E3%81%AB%E5%BD%B9%E7%AB%8B%E3%81%A4%E7%9F%A5%E8%AD%98%E3%81%A8%E3%83%AA%E3%82%BD%E3%83%BC%E3%82%B9\" data-line=\"177\" class=\"code-line\">\n JVM \u306e\u81ea\u4f5c\u306b\u5f79\u7acb\u3064\u77e5\u8b58\u3068\u30ea\u30bd\u30fc\u30b9<\/h2>\n<p data-line=\"179\" class=\"code-line\">JVM \u3092\u81ea\u4f5c\u3059\u308b\u305f\u3081\u306b\u306f\uff0c\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u77e5\u8b58\u3068\u30ea\u30bd\u30fc\u30b9\u304c\u5f79\u7acb\u3061\u307e\u3059\u3002<br \/>\u306a\u304a\uff0c\u4ee5\u4e0b\u306b\u6319\u3052\u305f\u3082\u306e\u306f\uff0c<strong>\u79c1\u304c\u5b9f\u969b\u306b JVM \u3092\u81ea\u4f5c\u3059\u308b\u904e\u7a0b\u3067\u5f79\u7acb\u3063\u305f\u3082\u306e<\/strong>\u3092\u4e2d\u5fc3\u306b\u9078\u3093\u3067\u3044\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30ea\u30bd\u30fc\u30b9\u306f\uff0cJVM \u306e\u81ea\u4f5c\u306b\u5fc5\u8981\u306a\u77e5\u8b58\u3092\u4f53\u7cfb\u7684\u306b\u5b66\u3076\u305f\u3081\u306e\u826f\u3044\u51fa\u767a\u70b9\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3 id=\"1.-%E5%85%AC%E5%BC%8F%E3%81%AE%E4%BB%95%E6%A7%98%E6%9B%B8%E3%83%BB%E3%83%89%E3%82%AD%E3%83%A5%E3%83%A1%E3%83%B3%E3%83%88\" data-line=\"182\" class=\"code-line\">\n 1. \u516c\u5f0f\u306e\u4ed5\u69d8\u66f8\u30fb\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/h3>\n<ul data-line=\"184\" class=\"code-line\">\n<li data-line=\"184\" class=\"code-line\">\n<a target=\"_blank\" href=\"https:\/\/docs.oracle.com\/javase\/specs\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><em>The Java\u00ae Virtual Machine Specification<\/em><\/a>\uff1aJVM \u306e\u516c\u5f0f\u4ed5\u69d8\u66f8\u3067\u3059\u3002<br \/>\u3053\u308c\u306f\uff0cJVM \u3092\u81ea\u4f5c\u3059\u308b\u305f\u3081\u306e\u6700\u3082\u91cd\u8981\u306a\u30ea\u30bd\u30fc\u30b9\u306e\u4e00\u3064\u3067\u3059\u3002<br \/>\u30d0\u30fc\u30b8\u30e7\u30f3\u3054\u3068\u306b\u5237\u65b0\u3055\u308c\u308b\u305f\u3081\uff0c\u5404\u30d0\u30fc\u30b8\u30e7\u30f3\u3054\u3068\u306e\u5909\u9077\u3084\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3068\uff0c\u3088\u308a\u591a\u5f69\u306a\u5b9f\u88c5\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\n<li data-line=\"187\" class=\"code-line\">\n<a target=\"_blank\" href=\"https:\/\/docs.oracle.com\/javase\/specs\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><em>The Java\u00ae Language Specification<\/em><\/a>\uff1aJava \u8a00\u8a9e\u306e\u516c\u5f0f\u4ed5\u69d8\u66f8\u3067\u3059\u3002<br \/>\u4e00\u898b Java \u8a00\u8a9e\u306b\u9650\u3089\u308c\u305f\u5185\u5bb9\u306b\u601d\u3048\u307e\u3059\u304c\uff0c\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u95a2\u3059\u308b\u8a18\u8ff0\u3084\uff0cJVM \u306e\u52d5\u4f5c\u306b\u95a2\u3059\u308b\u8a18\u8ff0\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\u305d\u306e\u305f\u3081\uff0cJVM \u3092\u81ea\u4f5c\u3059\u308b\u969b\u306b\u3082\u5f79\u7acb\u3064\u3053\u3068\u304c\u591a\u3005\u3042\u308a\u307e\u3057\u305f\u3002<\/li>\n<\/ul>\n<p data-line=\"191\" class=\"code-line\">\u4e0a\u8a18\u306e\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\uff0cJVM \u306e\u81ea\u4f5c\u306b\u5fc5\u8981\u306a\u77e5\u8b58\u3092\u5b66\u3076\u305f\u3081\u306e\u6700\u3082\u91cd\u8981\u306a\u30ea\u30bd\u30fc\u30b9\u3067\u3059\u3002\u3053\u308c\u3089\u306f HTML \u7248\u3068 PDF \u7248\u306e\u4e21\u65b9\u304c\u63d0\u4f9b\u3055\u308c\u3066\u304a\u308a\uff0c\u3069\u3061\u3089\u3082\u7121\u6599\u3067\u95b2\u89a7\u3067\u304d\u307e\u3059\u3002<br \/>\u753b\u9762\u3067\u8aad\u3080\u5834\u5408\u306b\u306f HTML \u7248\u304c\u4fbf\u5229\u3067\u3059\u304c\uff0c\u7d19\u306b\u5370\u5237\u3057\u3066\u8aad\u3080\u5834\u5408\u306b\u306f PDF \u7248\u304c\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u79c1\u306f\u5f8c\u8005\u3092\u597d\u3080\u306e\u3067\uff0c\u5370\u5237\u3057\u3066\u30cf\u30f3\u30c9\u30d6\u30c3\u30af\u306e\u3088\u3046\u306a\u5f62\u3067\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-line=\"194\" class=\"code-line\"><img decoding=\"async\" src=\"https:\/\/res.cloudinary.com\/zenn\/image\/fetch\/s--nP_mov2W--\/c_limit%2Cf_auto%2Cfl_progressive%2Cq_auto%2Cw_1200\/https:\/\/storage.googleapis.com\/zenn-user-upload\/deployed-images\/4c4d55c92467475108d246c5.jpg%3Fsha%3D98fa6997e4a6d3fb7f2e156d2779fd9864ed2eba\" alt=\"\u4ed5\u69d8\u66f8\u306e\u5370\u5237\u4f8b\" class=\"md-img\" loading=\"lazy\"\/><\/p>\n<p data-line=\"196\" class=\"code-line\">\u306a\u304a\uff0cJVM \u306e\u4ed5\u69d8\u66f8\u306f\u975e\u5e38\u306b\u9577\u5927\u3067\u3042\u308a\uff0c\u304b\u3064\u82f1\u8a9e\u3067\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002\u7279\u306b\uff08\u79c1\u306e\u3088\u3046\u306a\uff09\u82f1\u691c\uff13\u7d1a\u30ec\u30d9\u30eb\u306e\u82f1\u8a9e\u529b\u3057\u304b\u306a\u3044\u4eba\u9593\u306b\u3068\u3063\u3066\u306f\uff0c\u8aad\u3080\u3060\u3051\u3067\u3082\u4e00\u82e6\u52b4\u3067\u3059\u3002<br \/>\u305d\u3053\u3067\uff0c\u79c1\u306f\u8a18\u4e8b\u30b7\u30ea\u30fc\u30ba\u300cJVM \u3092\u8aad\u3080\u300d\u3092\u901a\u3058\u3066\uff0cJVM \u306e\u4ed5\u69d8\u66f8\u3092\u8aad\u307f\u89e3\u304f\u305f\u3081\u306e\u30ac\u30a4\u30c9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u306e\u8a18\u4e8b\u30b7\u30ea\u30fc\u30ba\u306f\uff0cJVM \u306e\u4ed5\u69d8\u66f8\u3092\u6bb5\u968e\u7684\u306b\u8aad\u307f\u9032\u3081\u308b\u305f\u3081\u306e\u826f\u3044\u51fa\u767a\u70b9\u3068\u306a\u308b\u3053\u3068\u3092\u9858\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-line=\"199\" class=\"code-line\"><span class=\"embed-block zenn-embedded zenn-embedded-card\"><iframe id=\"zenn-embedded__e0b33e07cbd13\" src=\"https:\/\/embed.zenn.studio\/card#zenn-embedded__e0b33e07cbd13\" data-content=\"https%3A%2F%2Fzenn.dev%2Fpeyang%2Farticles%2Freading-jvm-chapter-00\" frameborder=\"0\" scrolling=\"no\" loading=\"lazy\"><\/iframe><\/span><a target=\"_blank\" href=\"https:\/\/zenn.dev\/peyang\/articles\/reading-jvm-chapter-00\" style=\"display:none\" target=\"_blank\">https:\/\/zenn.dev\/peyang\/articles\/reading-jvm-chapter-00<\/a><\/p>\n<h3 id=\"2.-%E3%82%AA%E3%83%BC%E3%83%97%E3%83%B3%E3%82%BD%E3%83%BC%E3%82%B9%E3%81%AE-jvm-%E5%AE%9F%E8%A3%85\" data-line=\"201\" class=\"code-line\">\n 2. \u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e JVM \u5b9f\u88c5<\/h3>\n<ul data-line=\"203\" class=\"code-line\">\n<li data-line=\"203\" class=\"code-line\">\n<a target=\"_blank\" href=\"https:\/\/openjdk.org\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">OpenJDK<\/a>\uff1aOracle \u304c\u4e3b\u5c0e\u3059\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e Java \u958b\u767a\u30ad\u30c3\u30c8\u3067\u3059\u3002<br \/>OpenJDK \u306b\u306f\uff0cHotSpot \u306e\u30c7\u30d5\u30a1\u30af\u30c8\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u5b9f\u88c5\u3092\u542b\u3093\u3067\u304a\u308a\uff0c\u305d\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f <a target=\"_blank\" href=\"https:\/\/github.com\/openjdk\/jdk\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">GitHub: openjdk\/jdk<\/a> \u3067\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\u5b9f\u88c5\u6bb5\u968e:3 \u4ee5\u964d\u3092\u76ee\u6307\u3059\u5834\u5408\u306b\u306f\uff0c\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u305d\u306e\u5b9f\u88c5\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u53c2\u8003\u306b\u3059\u308b\u3053\u3068\u304c\u975e\u5e38\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u7279\u306b\uff0cVM \u304c\u5b9f\u88c5\u3059\u308b\u3079\u304d\u30cd\u30a4\u30c6\u30a3\u30d6\u30fb\u30e1\u30bd\u30c3\u30c9\uff08<code>Object.wait<\/code> \u3084 <code>Class.forName<\/code> \u306a\u3069\uff09\u306e\u8a73\u7d30\u306a\u6319\u52d5\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u306f\uff0c\u5b9f\u969b\u306e\u30bd\u30fc\u30b9\u30fb\u30b3\u30fc\u30c9\u3092\u8aad\u3093\u3067\u307f\u308b\u3053\u3068\u304c\uff0c\u4e00\u756a\u306e\u8fd1\u9053\u3067\u3059\u3002<\/li>\n<li data-line=\"206\" class=\"code-line\">\n<a target=\"_blank\" href=\"https:\/\/www.eclipse.org\/openj9\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Eclipse OpenJ9<\/a>\uff1aIBM \u304c\u4e3b\u5c0e\u3059\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e JVM \u5b9f\u88c5\u3067\u3059\u3002<br \/>\u3053\u3061\u3089\u3082\uff0c\u540c\u69d8\u306b\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c <a target=\"_blank\" href=\"https:\/\/github.com\/eclipse-openj9\/openj9\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">GitHub: eclipse\/openj9<\/a> \u3067\u516c\u958b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>OpenJ9 \u306f\uff0cHotSpot \u3068\u306f\u7570\u306a\u308b\u8a2d\u8a08\u601d\u60f3\u306b\u57fa\u3065\u3044\u3066\u304a\u308a\uff0c\u7279\u306b\u7d44\u307f\u8fbc\u307f\u30b7\u30b9\u30c6\u30e0\u3084\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u3067\u306e\u5229\u7528\u3092\u91cd\u8996\u3057\u3066\u3044\u307e\u3059\u3002 \u305d\u306e\u305f\u3081\uff0cOpenJ9 \u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u8aad\u3080\u3053\u3068\u3067\uff0cJVM \u306e\u4ed6\u306e\u5b9f\u88c5\u65b9\u6cd5\u3084\u6700\u9069\u5316\u624b\u6cd5\u3092\u5b66\u3079\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3 id=\"3.-%E6%9C%89%E5%BF%97%E3%81%AB%E3%82%88%E3%82%8B-jvm-%E8%87%AA%E4%BD%9C%E3%83%97%E3%83%AD%E3%82%B8%E3%82%A7%E3%82%AF%E3%83%88%E3%81%A8%E3%81%9D%E3%81%AE%E8%A7%A3%E8%AA%AC%E8%A8%98%E4%BA%8B\" data-line=\"210\" class=\"code-line\">\n 3. \u6709\u5fd7\u306b\u3088\u308b JVM \u81ea\u4f5c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3068\u305d\u306e\u89e3\u8aac\u8a18\u4e8b<\/h3>\n<ul data-line=\"212\" class=\"code-line\">\n<li data-line=\"212\" class=\"code-line\">\n<a target=\"_blank\" href=\"https:\/\/igjit.github.io\/posts\/2019\/12\/building-your-own-java-vm\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Java VM \u81ea\u4f5c \u65b9\u6cd5<\/a> : igjit \u3055\u3093\u306b\u3088\u308b\uff0c R \u8a00\u8a9e\u3067\u306e JVM \u306e\u7c21\u5358\u306a\u5b9f\u88c5\u3067\u3059\u3002<br \/>\u3053\u306e\u8a18\u4e8b\u3067\u306e\u5206\u985e\u3067\u306f\uff0c\u5b9f\u88c5\u6bb5\u968e:2\uff08\u30df\u30cb\u30de\u30eb\u306a JVM\uff09\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002<br \/><a target=\"_blank\" href=\"https:\/\/note.jp\/n\/n9e62ffd6606b\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Note: R\u304c\u597d\u304d\u3059\u304e\u3066R\u3067JVM\u3092\u5b9f\u88c5\u3057\u305fnote\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u8a71\u3092\u805e\u3044\u3066\u307f\u305f<\/a> \u3082\u53c2\u8003\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li data-line=\"215\" class=\"code-line\">\n<a target=\"_blank\" href=\"https:\/\/github.com\/DQNEO\/gojvm\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">gojvm<\/a>: DQNEO \u3055\u3093\u306b\u3088\u308b\uff0cGo \u8a00\u8a9e\u3067\u306e JVM \u306e\u5b9f\u88c5\u3067\u3059\u3002<br \/>\u3053\u3061\u3089\u3082\uff0c\u5b9f\u88c5\u6bb5\u968e:2\uff08\u30df\u30cb\u30de\u30eb\u306a JVM\uff09\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002<br \/>\u7279\u306b\uff0c\u3053\u306e\u5b9f\u88c5\u306f <code>main.go<\/code> \u3068\u3044\u3046 1 \u3064\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u3059\u3079\u3066\u306e\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u3066\u304a\u308a\uff0c\u975e\u5e38\u306b\u8aad\u307f\u3084\u3059\u3044\u69cb\u6210\u3068\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u7279\u5fb4\u3067\u3059\u3002<\/li>\n<li data-line=\"218\" class=\"code-line\">\n<a target=\"_blank\" href=\"https:\/\/speakerdeck.com\/m3m0r7\/php-de-jvm-woshi-zhuang-site-helloworld-wochu-li-sitemiru\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">PHP \u3067 JVM \u3092\u81ea\u4f5c\u3057\u3066\uff0cHelloWorld \u3092\u51fa\u529b\u3057\u3066\u307f\u308b<\/a>\uff1a memory\uff08\u3081\u3082\u308a\u30fc\uff09\u3055\u3093\u306b\u3088\u308b\uff0cPHP \u3067\u306e JVM \u306e\u5b9f\u88c5\u3067\u3059\u3002JVM \u81ea\u4f5c\u754c\u9688\u3067\u306f\u540d\u306e\u77e5\u308c\u305f\u304a\u65b9\u3067\u3059\u3002\u7686\u69d8\u3082\uff0c\u3053\u306e\u8a18\u4e8b\u306b\u8fbf\u308a\u7740\u304f\u524d\u306b\u898b\u305f\u3053\u3068\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<br \/><strong>JVM \u306e\u4ed5\u69d8\u66f8\u306e\u8aad\u307f\u65b9\u3084\uff0cJVM \u306e\u5b9f\u88c5\u306b\u95a2\u3059\u308b\u591a\u304f\u306e\u77e5\u898b\u304c\u5927\u5909\u8a70\u307e\u3063\u3066\u3044\u307e\u3059<\/strong>\u3002\u3082\u3057\uff0c\u3042\u306a\u305f\u304c PHP \u3067 JVM \u3092\u5b9f\u88c5\u3059\u308b\u3064\u3082\u308a\u304c\u7121\u304f\u3066\u3082\uff0c\u3053\u306e\u30b9\u30e9\u30a4\u30c9\u306f\u4e00\u8aad\u306e\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3 id=\"4.-the-java-compatibility-kit-(jck)\" data-line=\"221\" class=\"code-line\">\n 4. The Java Compatibility Kit (JCK)<\/h3>\n<p data-line=\"223\" class=\"code-line\"><a target=\"_blank\" href=\"https:\/\/www.oracle.com\/java\/technologies\/javase\/jck.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">The Java Compatibility Kit (JCK)<\/a> \u306f\uff0cJava \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u4e92\u63db\u6027\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u30c6\u30b9\u30c8\u30fb\u30b9\u30a4\u30fc\u30c8\u3067\u3059\u3002 \u3053\u308c\u306f\uff0cJVM \u304c Java SE \u306e\u4ed5\u69d8\u306b\u6e96\u62e0\u3057\u305f\u5b9f\u88c5\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<br \/>JCK \u306f\uff0cJava \u306e\u5404\u30d0\u30fc\u30b8\u30e7\u30f3\u3054\u3068\u306b\u63d0\u4f9b\u3055\u308c\u3066\u304a\u308a\uff0cJVM \u306e\u81ea\u4f5c\u306b\u304a\u3044\u3066\u3082\u975e\u5e38\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 \u4f8b\u3048\u3070\uff0cJVM \u306e\u5404\u6a5f\u80fd\u304c\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306b\uff0cTCK \u306e\u30c6\u30b9\u30c8\u30fb\u30b1\u30fc\u30b9\u3092\u5b9f\u884c\u3057\u3066\u307f\u308b\u3068\u3044\u3063\u305f\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\uff0cJVM \u306e\u5b9f\u88c5\u306e\u54c1\u8cea\u3092\u5411\u4e0a\u3055\u305b\u3089\u308c\u307e\u3059\uff0c<\/p>\n<p data-line=\"226\" class=\"code-line\">\u305f\u3060\u3057\uff0cJCK \u306e\u5229\u7528\u306b\u306f OpenJDK \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3078\u306e\u7533\u8acb\u3068\u627f\u8a8d\u304c\u5fc5\u8981\u3067\u3042\u308a\uff0c\u307e\u305f\u5546\u7528\u5229\u7528\u306b\u306f\u30e9\u30a4\u30bb\u30f3\u30b9\u6599\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\u500b\u4eba\u3067\u5b66\u7fd2\u76ee\u7684\u3067\u5229\u7528\u3059\u308b\u5834\u5408\u306b\u306f\uff0c\u5927\u5909\u6577\u5c45\u304c\u9ad8\u3044\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"%E3%81%8A%E3%82%8F%E3%82%8A%E3%81%AB\" data-line=\"229\" class=\"code-line\">\n \u304a\u308f\u308a\u306b<\/h2>\n<p data-line=\"231\" class=\"code-line\">JVM \u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u306f\uff0cJava \u306e\u8a00\u8a9e\u4ed5\u69d8\u3084 JVM \u306e\u4ed5\u7d44\u307f\u3092\u6df1\u304f\u7406\u89e3\u3059\u308b\u305f\u3081\u306e\u7d20\u6674\u3089\u3057\u3044\u65b9\u6cd5\u3067\u3059\u3002 \u3053\u306e\u8a18\u4e8b\u3067\u306f\uff0cJVM \u3092\u81ea\u4f5c\u3059\u308b\u7406\u7531\u3084\uff0c\u305d\u306e\u305f\u3081\u306b\u5fc5\u8981\u306a\u77e5\u8b58\u3068\u30ea\u30bd\u30fc\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002 \u3082\u3057\uff0c\u3042\u306a\u305f\u304c JVM \u3092\u81ea\u4f5c\u3057\u305f\u3044\u3068\u601d\u3063\u3066\u3044\u308b\u306a\u3089\u3070\uff0c\u305c\u3072\u3053\u306e\u8a18\u4e8b\u3092\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\u305d\u3057\u3066\uff0cJVM \u3092\u81ea\u4f5c\u3059\u308b\u904e\u7a0b\u3067\u591a\u304f\u306e\u5b66\u3073\u3068\u697d\u3057\u3055\u3092\u5f97\u3089\u308c\u308b\u3053\u3068\u3092\u9858\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p data-line=\"234\" class=\"code-line\">\u3053\u306e\u8a18\u4e8b\u304c\uff0cJVM \u3092\u81ea\u4f5c\u3057\u305f\u3044\u30fb\u81ea\u4f5c\u3057\u3066\u3044\u308b\u65b9\u3005\u306b\u3068\u3063\u3066\uff0c\u5c11\u3057\u3067\u3082\u5f79\u7acb\u3064\u3053\u3068\u3092\u9858\u3063\u3066\u3044\u307e\u3059\u3002 \u3082\u3057\uff0c\u3053\u306e\u8a18\u4e8b\u306b\u95a2\u3057\u3066\u8cea\u554f\u3084\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u304c\u3042\u308a\u307e\u3057\u305f\u3089\uff0c\u305c\u3072\u30b3\u30e1\u30f3\u30c8\u6b04\u3067\u304a\u77e5\u3089\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n<p data-line=\"236\" class=\"code-line\">\u3067\u306f\uff0c\u3088\u3044\u30d0\u30a4\u30c8\u30fb\u30b3\u30fc\u30c9\u30e9\u30a4\u30d5\u3092\uff01<\/p>\n<\/div>\n\n<br \/><a href=\"https:\/\/zenn.dev\/peyang\/articles\/making-jvm-knowledges\">\u5143\u306e\u8a18\u4e8b\u3092\u78ba\u8a8d\u3059\u308b <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\u306f\u3058\u3081\u306b \u795d\uff01 Java 25 \u30ea\u30ea\u30fc\u30b9 \u5148\u65e5\uff082025\u5e749\u670816\u65e5\uff09\uff0cJava 25 \u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f\u3053\u3068\u306f\uff0cJava \u3092\u611b\u3059\u308b\u7686\u3005\u69d8\u306a\u3089\u3054\u5b58\u77e5\u306e\u3053\u3068\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u7279\u306b\uff0c\u3053\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306f Java 21 \u306b\u7d9a\u304f 2 \u5e74 [&hellip;]","protected":false},"author":1,"featured_media":7280,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-7279","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hatena-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Java \u4eee\u60f3\u30de\u30b7\u30f3\u3092\u81ea\u4f5c\u3057\u305f\u3044\u5168\u3066\u306e\u65b9\u3005\u3078 - \u30dd\u30b1\u30b3\u30f3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zenn.dev\/peyang\/articles\/making-jvm-knowledges\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java \u4eee\u60f3\u30de\u30b7\u30f3\u3092\u81ea\u4f5c\u3057\u305f\u3044\u5168\u3066\u306e\u65b9\u3005\u3078 - \u30dd\u30b1\u30b3\u30f3\" \/>\n<meta property=\"og:description\" content=\"\u306f\u3058\u3081\u306b \u795d\uff01 Java 25 \u30ea\u30ea\u30fc\u30b9 \u5148\u65e5\uff082025\u5e749\u670816\u65e5\uff09\uff0cJava 25 \u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f\u3053\u3068\u306f\uff0cJava \u3092\u611b\u3059\u308b\u7686\u3005\u69d8\u306a\u3089\u3054\u5b58\u77e5\u306e\u3053\u3068\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u7279\u306b\uff0c\u3053\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306f Java 21 \u306b\u7d9a\u304f 2 \u5e74 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/zenn.dev\/peyang\/articles\/making-jvm-knowledges\" \/>\n<meta property=\"og:site_name\" content=\"\u30dd\u30b1\u30b3\u30f3\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-28T06:33:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/pokecon.jp\/job\/wp-content\/uploads\/2025\/09\/1759041194_og-base-w1200-v2.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"630\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"info@pokecon.jp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"info@pokecon.jp\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\u5206\" \/>\n<script type=\"application\/ld+json\" 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