{"id":898,"date":"2022-08-11T18:59:28","date_gmt":"2022-08-11T09:59:28","guid":{"rendered":"https:\/\/pg-mana.net\/blog\/?p=898"},"modified":"2024-09-09T17:34:19","modified_gmt":"2024-09-09T08:34:19","slug":"assembly-lable-size","status":"publish","type":"post","link":"https:\/\/pg-mana.net\/blog\/assembly-lable-size\/","title":{"rendered":"\u30a2\u30bb\u30f3\u30d6\u30ea\u3067\u30e9\u30d9\u30eb\u3092\u95a2\u6570\u3068\u3057\u3066\u8a8d\u8b58\u3055\u305b\u308b"},"content":{"rendered":"\n<p>OS\u81ea\u4f5c\u306a\u3069\u3067\u30a2\u30bb\u30f3\u30d6\u30ea\u3067\u306a\u306b\u304b\u306e\u51e6\u7406\u3092\u66f8\u3044\u305f\u5f8c\u306b\u3001\u3053\u308c\u3092C\u3084Rust\u306a\u3069\u304b\u3089\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u3002<br>\u3053\u306e\u3088\u3046\u306a\u3053\u3068\u3092\u3057\u3066\u3044\u308b\u6642\u306b\u7a00\u306b\u30ea\u30f3\u30ab\u304c\u8d85\u5de8\u5927\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5410\u3044\u3066\u30ba\u30c3\u30b3\u30b1\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u305b\u3093\u304b\uff1f\u79c1\u306f\u3042\u308a\u307e\u3059\u3002<br>\u3055\u3066\u3001\u3053\u306e\u30a8\u30e9\u30fc\u3092\u30c1\u30f3\u30bf\u30e9\u89e3\u8aad\u3059\u308b\u3068\u30a2\u30bb\u30f3\u30d6\u30ea\u3067\u66f8\u3044\u305f\u95a2\u6570\u304c\u518d\u914d\u7f6e\u3067\u547c\u3073\u51fa\u3057\u5143\u306e\u95a2\u6570\u3068\u96e2\u308c\u3059\u304e\u3066\u76f8\u5bfe\u30b8\u30e3\u30f3\u30d7\u3067\u304d\u306a\u3044\u3093\u3060\u3051\u3069\u3001\u307f\u305f\u3044\u306a\u3053\u3068\u304c\u66f8\u3044\u3066\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u3092\u5410\u3044\u3066\u3044\u308b\u5834\u5408\u306a\u3069\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>relocation R_X86_64_PLT32 out of range: -549755221402 is not in &#91;-2147483648, 2147483647]<\/code><\/pre>\n\n\n\n<p>\u300c\u3058\u3083\u3042\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u5143\u306e\u8fd1\u304f\u306b\u914d\u7f6e\u3057\u3066\u304f\u308c\u308c\u3070\u3048\u3048\u3084\u3093\u3051&#8230;\u300d\u3068\u601d\u3063\u3066\u3082\u3084\u3063\u3066\u304f\u308c\u306a\u3044\u306e\u3067\u3001\u3069\u3046\u306b\u304b\u3059\u308b\u3057\u304b\u306a\u3044\u308f\u3051\u3067\u3059\u3002<br><br>\u624b\u59cb\u3081\u306bstrip\u306a\u3069\u3055\u308c\u3066\u306a\u3044\u30d0\u30a4\u30ca\u30ea\u3092<code>objdump -x<\/code>\u3067\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u30e9\u30d9\u30eb\u304c\u3069\u3046\u8a8d\u8b58\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u8abf\u3079\u3066\u307f\u307e\u3059\u3002<br>\u30a2\u30bb\u30f3\u30d6\u30ea\u3067<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>.section .text\nhoge: \n        mov rax, rdi\n        mul rdi\n        ret<\/code><\/pre>\n\n\n\n<p>\u306a\u3069\u3068\u66f8\u3044\u305f\u3068\u3057\u307e\u3059\u3002<br>\u3059\u308b\u3068\u3001<code>objdump -x<\/code>\u3067\u306f<br><code>ffffff8000100000    l      .text     0000000000  hoge<br><\/code>\u306a\u3069\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002<br>\u3053\u3053\u3067C\u3084Rust\u3067\u66f8\u304b\u308c\u305f\u95a2\u6570\u3092\u898b\u308b\u3068<br><code>ffffff8000200000    l    F .text     000000003f foo<\/code><br>\u3068\u3044\u3046\u611f\u3058\u306e\u8868\u793a\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3066\u3001\u9055\u3044\u3092\u898b\u6bd4\u3079\u308b\u3068\u30a2\u30bb\u30f3\u30d6\u30ea\u3067\u66f8\u3044\u305f\u95a2\u6570\u306f\u300cF\u306e\u30de\u30fc\u30af\u304c\u306a\u3044\u300d\u300c\u30b5\u30a4\u30ba\u304c0\u300d\u3068\u3044\u3046\u70b9\u304c\u7570\u306a\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u3002\u7279\u306b\u30b5\u30a4\u30ba\u304c0\u3060\u3068\u8a00\u3046\u3053\u3068\u306f\u30ea\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u3067\u304d\u305d\u3046\u306b\u306a\u3055\u305d\u3046\u3067\u3059\u3002\u3053\u308c\u3067\u95a2\u6570\u306e\u518d\u914d\u7f6e\u304c\u3067\u304d\u306a\u304f\u3066\u30ea\u30f3\u30ab\u304c\u30b3\u30b1\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3046\u308f\u3051\u3067\u3059\u3002<br>\u3053\u3053\u3067\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u30e9\u30d9\u30eb\u3092\u9ad8\u7d1a\u8a00\u8a9e\u3067\u306e\u95a2\u6570\u3068\u540c\u7b49\u306e\u8868\u793a\u304c\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305a\u306f\u3001\u300cF\u300d\u306e\u30de\u30fc\u30af\u3092\u3064\u3051\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u304a\u305d\u3089\u304f\u300cFunction\u300d\u306e\u7565\u3067\u3057\u3087\u3046\u304c\u3001\u3053\u308c\u306f\u5358\u306b<code>.text<\/code>\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u7f6e\u304f\u3060\u3051\u3067\u306f\u3064\u304b\u306a\u3044\u3088\u3046\u3067\u3059\u3002<br>\u3053\u3053\u3067ELF\u5f62\u5f0f\u3067\u51fa\u529b\u3059\u308b\u5834\u5408\u306f\u3001<code>.type<\/code>\u3068\u3044\u3046\u64ec\u4f3c\u547d\u4ee4\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002hoge\u306e\u4e0a\u306b<code>.type<\/code>\u3092\u8ffd\u52a0\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>.section .text\n.type    hoge, %function\nhoge: \n        mov rax, rdi\n        mul rdi\n        ret<\/code><\/pre>\n\n\n\n<p>\u3053\u308c\u3067\u518d\u5ea6objdump\u306e\u7d50\u679c\u3092\u898b\u3066\u307f\u308b\u3068<br><code>ffffff8000100000    l   F .text 0000000000 hoge<br><\/code>\u306a\u3069\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002\u3072\u3068\u307e\u305a\u306f\u95a2\u6570\u3068\u3057\u3066\u8a8d\u8b58\u3055\u305b\u3089\u308c\u305f\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u554f\u984c\u306f\u95a2\u6570\u306e\u30b5\u30a4\u30ba\u3092\u3069\u3046\u8a8d\u8b58\u3055\u305b\u308b\u304b\u3067\u3059\u3002\u3053\u308c\u304c\u306a\u3044\u3068\u3001\u3069\u3053\u307e\u3067\u304choge\u306a\u306e\u304b\u304c\u30ea\u30f3\u30ab\u304b\u3089\u308f\u304b\u308a\u307e\u305b\u3093\u3002<br>\u30cd\u30c3\u30c8\u3092\u63a2\u3057\u56de\u3063\u3066\u3044\u308b\u3068.<code>size<\/code>\u3068\u3044\u3046\u64ec\u4f3c\u547d\u4ee4\u3092\u898b\u3064\u3051\u307e\u3057\u305f\u3002<br>\u3053\u308c\u306f<br><code>.size  label_name, size<\/code><br>\u3067<code>label_name<\/code>\u306e\u30b5\u30a4\u30ba\u3092<code>size<\/code>\u3067\u3042\u308b\u3068\u6307\u5b9a\u3059\u308b\u547d\u4ee4\u306e\u3088\u3046\u3067\u3059\u3002<br>\u3053\u308c\u3067<code>size<\/code>\u306bhoge\u306eret\u307e\u3067\u306e\u30d0\u30a4\u30c8\u6570\u3092\u660e\u8a18\u3059\u308c\u3070\u826f\u3055\u305d\u3046\u3067\u3059\u3002<br>\u305f\u3060\u3001\u6bce\u5ea6\u8a08\u7b97\u3059\u308b\u306e\u306f\u9762\u5012\u306a\u306e\u3067&#8221;<code>.<\/code>&#8220;\u3092\u4f7f\u3063\u3066\u3001\u697d\u3092\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>.section .text\n.type    hoge, %function\nhoge: \n        mov rax, rdi\n        mul rdi\n        ret\n.size   hoge, . - hoge<\/code><\/pre>\n\n\n\n<p>&#8220;<code>.<\/code>&#8220;\u306f\u73fe\u5728\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u793a\u3059\u306e\u3067\u3001\u95a2\u6570\u306e\u5148\u982d\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u793a\u3059\u30e9\u30d9\u30eb\u3068\u306e\u5f15\u304d\u7b97\u3067\u95a2\u6570\u306e\u30b5\u30a4\u30ba\u304c\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3067\u30d3\u30eb\u30c9\u3057\u3066objdump\u306e\u7d50\u679c\u3092\u898b\u308b\u3068\u3001<br><code>ffffff8000100000    l   F .text 0000000007 hoge<\/code><br>\u3068\u3044\u3046\u3075\u3046\u306b\u30b5\u30a4\u30ba\u3082\u3057\u3063\u304b\u308a\u8a18\u8f09\u3055\u308c\u3066\u307e\u3059\u3002<br>\u3053\u308c\u3067hoge\u304c\u30ea\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u3055\u308c\u547c\u3073\u51fa\u3057\u5143\u306e\u8fd1\u304f\u306b\u914d\u7f6e\u3057\u3066\u30ea\u30f3\u30ab\u306e\u30a8\u30e9\u30fc\u304c\u306a\u304f\u306a\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002(\u5225\u306e\u3053\u3068\u304c\u539f\u56e0\u306e\u5834\u5408\u3082\u3042\u308b)<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u306e\u5143\u30c4\u30a4\u30fc\u30c8: <a href=\"https:\/\/twitter.com\/PG_MANA_\/status\/1550674356929724416\" target=\"_blank\" rel=\"noopener\">https:\/\/twitter.com\/PG_MANA_\/status\/1550674356929724416<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>OS\u81ea\u4f5c\u306a\u3069\u3067\u30a2\u30bb\u30f3\u30d6\u30ea\u3067\u306a\u306b\u304b\u306e\u51e6\u7406\u3092\u66f8\u3044\u305f\u5f8c\u306b\u3001\u3053\u308c\u3092C\u3084Rust\u306a\u3069\u304b\u3089\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u3053\u3068\u3092\u3057\u3066\u3044\u308b\u6642\u306b\u7a00\u306b\u30ea\u30f3\u30ab\u304c\u8d85\u5de8\u5927\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5410\u3044\u3066\u30ba\u30c3\u30b3\u30b1\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u305b\u3093\u304b\uff1f\u79c1\u306f\u3042\u308a\u307e\u3059 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-898","post","type-post","status-publish","format-standard","hentry","category-programming"],"_links":{"self":[{"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/posts\/898","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/comments?post=898"}],"version-history":[{"count":0,"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/posts\/898\/revisions"}],"wp:attachment":[{"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/media?parent=898"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/categories?post=898"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pg-mana.net\/blog\/wp-json\/wp\/v2\/tags?post=898"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}