From 606ee0a1a07221c6dc3128bafc1808caeb9c9f89 Mon Sep 17 00:00:00 2001
From: wangfiox <wangfiox@gmail.com>
Date: Mon, 10 Jun 2024 13:39:20 +0800
Subject: [PATCH]     sizeof

---
 Cargo.lock      | 642 +++++++++++++++++-------------------------------
 Cargo.toml      |   3 +-
 src/ch2/mod.rs  |   3 +
 src/ch2/size.rs |  24 ++
 src/main.rs     |   2 +
 5 files changed, 258 insertions(+), 416 deletions(-)
 create mode 100644 src/ch2/mod.rs
 create mode 100644 src/ch2/size.rs

diff --git a/Cargo.lock b/Cargo.lock
index 3e19163..3b11cf0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,66 +3,16 @@
 version = 3
 
 [[package]]
-name = "adler"
-version = "1.0.2"
+name = "atty"
+version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
-
-[[package]]
-name = "anstream"
-version = "0.6.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "418c75fa768af9c03be99d17643f93f79bbba589895012a80e3452a19ddda15b"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
- "anstyle",
- "anstyle-parse",
- "anstyle-query",
- "anstyle-wincon",
- "colorchoice",
- "is_terminal_polyfill",
- "utf8parse",
+ "hermit-abi",
+ "libc",
+ "winapi",
 ]
 
-[[package]]
-name = "anstyle"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "038dfcf04a5feb68e9c60b21c9625a54c2c0616e79b72b0fd87075a056ae1d1b"
-
-[[package]]
-name = "anstyle-parse"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c03a11a9034d92058ceb6ee011ce58af4a9bf61491aa7e1e59ecd24bd40d22d4"
-dependencies = [
- "utf8parse",
-]
-
-[[package]]
-name = "anstyle-query"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad186efb764318d35165f1758e7dcef3b10628e26d41a44bc5550652e6804391"
-dependencies = [
- "windows-sys",
-]
-
-[[package]]
-name = "anstyle-wincon"
-version = "3.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61a38449feb7068f52bb06c12759005cf459ee52bb4adc1d5a7c4322d716fb19"
-dependencies = [
- "anstyle",
- "windows-sys",
-]
-
-[[package]]
-name = "anyhow"
-version = "1.0.86"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3d1d046238990b9cf5bcde22a3fb3584ee5cf65fb2765f454ed428c7a0063da"
-
 [[package]]
 name = "autocfg"
 version = "1.3.0"
@@ -73,15 +23,9 @@ checksum = "0c4b4d0bd25bd0b74681c0ad21497610ce1b7c91b1022cd21c80c6fbdd9476b0"
 name = "backend_module"
 version = "0.1.0"
 dependencies = [
- "compiler",
+ "hitc",
 ]
 
-[[package]]
-name = "bit_field"
-version = "0.10.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc827186963e592360843fb5ba4b973e145841266c1357f7180c43526f2e5b61"
-
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -89,30 +33,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
-name = "boilerplate"
-version = "0.2.5"
+name = "bitflags"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5e7294fa817b2deee8867b77bc4d378523240b5dddecdd9f11fd08187503048"
-dependencies = [
- "darling",
- "mime",
- "new_mime_guess",
- "proc-macro2",
- "quote",
- "syn 1.0.109",
-]
-
-[[package]]
-name = "bytemuck"
-version = "1.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78834c15cb5d5efe3452d58b1e8ba890dd62d21907f867f383358198e56ebca5"
-
-[[package]]
-name = "byteorder"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+checksum = "cf4b9d6a944f767f8e5e0db018570623c85f3d925ac718db4e06d0187adb21c1"
 
 [[package]]
 name = "cfg-if"
@@ -122,77 +46,26 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.5.6"
+version = "3.2.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9689a29b593160de5bc4aacab7b5d54fb52231de70122626c178e6a368994c7"
+checksum = "4ea181bf566f71cb9a5d17a59e1871af638180a18fb0035c92ae62b705207123"
 dependencies = [
- "clap_builder",
- "clap_derive",
-]
-
-[[package]]
-name = "clap_builder"
-version = "4.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e5387378c84f6faa26890ebf9f0a92989f8873d4d380467bcd0d8d8620424df"
-dependencies = [
- "anstream",
- "anstyle",
+ "atty",
+ "bitflags 1.3.2",
  "clap_lex",
- "strsim 0.11.1",
-]
-
-[[package]]
-name = "clap_derive"
-version = "4.5.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c780290ccf4fb26629baa7a1081e68ced113f1d3ec302fa5948f1c381ebf06c6"
-dependencies = [
- "heck",
- "proc-macro2",
- "quote",
- "syn 2.0.66",
+ "indexmap 1.9.3",
+ "strsim",
+ "termcolor",
+ "textwrap",
 ]
 
 [[package]]
 name = "clap_lex"
-version = "0.7.1"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b82cf0babdbd58558212896d1a4272303a57bdb245c2bf1147185fb45640e70"
-
-[[package]]
-name = "color_quant"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d7b894f5411737b7867f4827955924d7c254fc9f4d91a6aad6b097804b1018b"
-
-[[package]]
-name = "colorchoice"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b6a852b24ab71dffc585bcb46eaf7959d175cb865a7152e35b348d1b2960422"
-
-[[package]]
-name = "compiler"
-version = "0.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "588af8f5583620e5b1184d7f9941e99cf1a0f068ba0b9cd66e0acefb254aaccc"
+checksum = "2850f2f5a82cbf437dd5af4d49848fbdfc27c157c3d010345776f952765261c5"
 dependencies = [
- "anyhow",
- "boilerplate",
- "clap",
- "html-escaper",
- "image",
- "rand",
-]
-
-[[package]]
-name = "crc32fast"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a97769d94ddab943e4510d138150169a2758b5ef3eb191a9ee688de3e23ef7b3"
-dependencies = [
- "cfg-if",
+ "os_str_bytes",
 ]
 
 [[package]]
@@ -220,47 +93,6 @@ version = "0.8.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "22ec99545bb0ed0ea7bb9b8e1e9122ea386ff8a48c0922e43f36d45ab09e0e80"
 
-[[package]]
-name = "crunchy"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
-
-[[package]]
-name = "darling"
-version = "0.14.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b750cb3417fd1b327431a470f388520309479ab0bf5e323505daf0290cd3850"
-dependencies = [
- "darling_core",
- "darling_macro",
-]
-
-[[package]]
-name = "darling_core"
-version = "0.14.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "109c1ca6e6b7f82cc233a97004ea8ed7ca123a9af07a8230878fcfda9b158bf0"
-dependencies = [
- "fnv",
- "ident_case",
- "proc-macro2",
- "quote",
- "strsim 0.10.0",
- "syn 1.0.109",
-]
-
-[[package]]
-name = "darling_macro"
-version = "0.14.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4aab4dbc9f7611d8b55048a3a16d2d010c2c8334e46304b40ac1cc14bf3b48e"
-dependencies = [
- "darling_core",
- "quote",
- "syn 1.0.109",
-]
-
 [[package]]
 name = "either"
 version = "1.12.0"
@@ -268,54 +100,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dca9240753cf90908d7e4aac30f630662b02aebaa1b58a3cadabdb23385b58b"
 
 [[package]]
-name = "exr"
-version = "1.72.0"
+name = "equivalent"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "887d93f60543e9a9362ef8a21beedd0a833c5d9610e18c67abe15a5963dcb1a4"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
+[[package]]
+name = "errno"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "534c5cf6194dfab3db3242765c03bbe257cf92f22b38f6bc0c58d59108a820ba"
 dependencies = [
- "bit_field",
- "flume",
- "half",
- "lebe",
- "miniz_oxide",
- "rayon-core",
- "smallvec",
- "zune-inflate",
+ "libc",
+ "windows-sys",
 ]
 
 [[package]]
-name = "fdeflate"
-version = "0.3.4"
+name = "fastrand"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f9bfee30e4dedf0ab8b422f03af778d9612b63f502710fc500a334ebe2de645"
-dependencies = [
- "simd-adler32",
-]
-
-[[package]]
-name = "flate2"
-version = "1.0.30"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f54427cfd1c7829e2a139fcefea601bf088ebca651d2bf53ebc600eac295dae"
-dependencies = [
- "crc32fast",
- "miniz_oxide",
-]
-
-[[package]]
-name = "flume"
-version = "0.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55ac459de2512911e4b674ce33cf20befaba382d05b62b008afc1c8b57cbf181"
-dependencies = [
- "spin",
-]
-
-[[package]]
-name = "fnv"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+checksum = "9fc0510504f03c51ada170672ac806f1f105a88aa97a5281117e1ddc3368e51a"
 
 [[package]]
 name = "getrandom"
@@ -329,81 +133,74 @@ dependencies = [
 ]
 
 [[package]]
-name = "gif"
-version = "0.13.1"
+name = "hashbrown"
+version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fb2d69b19215e18bb912fa30f7ce15846e301408695e44e0ef719f1da9e19f2"
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+
+[[package]]
+name = "hashbrown"
+version = "0.14.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
+
+[[package]]
+name = "hermit-abi"
+version = "0.1.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
 dependencies = [
- "color_quant",
- "weezl",
+ "libc",
 ]
 
 [[package]]
-name = "half"
-version = "2.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6dd08c532ae367adf81c312a4580bc67f1d0fe8bc9c460520283f4c0ff277888"
-dependencies = [
- "cfg-if",
- "crunchy",
-]
-
-[[package]]
-name = "heck"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
-
-[[package]]
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-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "459a0ca33ee92551e0a3bb1774f2d3bdd1c09fb6341845736662dd25e1fcb52a"
-
-[[package]]
-name = "ident_case"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
-
-[[package]]
-name = "image"
-version = "0.24.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5690139d2f55868e080017335e4b94cb7414274c74f1669c84fb5feba2c9f69d"
-dependencies = [
- "bytemuck",
- "byteorder",
- "color_quant",
- "exr",
- "gif",
- "jpeg-decoder",
- "num-traits",
- "png",
- "qoi",
- "tiff",
-]
-
-[[package]]
-name = "is_terminal_polyfill"
-version = "1.70.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8478577c03552c21db0e2724ffb8986a5ce7af88107e6be5d2ee6e158c12800"
-
-[[package]]
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-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f5d4a7da358eff58addd2877a45865158f0d78c911d43a5784ceb7bbf52833b0"
+name = "hitc"
+version = "0.1.0"
 dependencies = [
+ "clap",
+ "lazy_static",
+ "once_cell",
+ "rand",
  "rayon",
+ "serde",
+ "serde_yaml",
+ "tempfile",
+ "thiserror",
+ "typed-arena",
+ "winnow",
 ]
 
 [[package]]
-name = "lebe"
-version = "0.5.2"
+name = "indexmap"
+version = "1.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03087c2bad5e1034e8cace5926dec053fb3790248370865f5117a7d0213354c8"
+checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
+dependencies = [
+ "autocfg",
+ "hashbrown 0.12.3",
+]
+
+[[package]]
+name = "indexmap"
+version = "2.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "168fb715dda47215e360912c096649d23d58bf392ac62f73919e831745e40f26"
+dependencies = [
+ "equivalent",
+ "hashbrown 0.14.5",
+]
+
+[[package]]
+name = "itoa"
+version = "1.0.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
+
+[[package]]
+name = "lazy_static"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
@@ -412,62 +209,28 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "97b3888a4aecf77e811145cadf6eef5901f4782c53886191b2f693f24761847c"
 
 [[package]]
-name = "lock_api"
-version = "0.4.12"
+name = "linux-raw-sys"
+version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
-dependencies = [
- "autocfg",
- "scopeguard",
-]
+checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"
 
 [[package]]
-name = "mime"
-version = "0.3.17"
+name = "memchr"
+version = "2.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
+checksum = "6c8640c5d730cb13ebd907d8d04b52f55ac9a2eec55b440c8892f40d56c76c1d"
 
 [[package]]
-name = "miniz_oxide"
-version = "0.7.3"
+name = "once_cell"
+version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87dfd01fe195c66b572b37921ad8803d010623c0aca821bea2302239d155cdae"
-dependencies = [
- "adler",
- "simd-adler32",
-]
+checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
 
 [[package]]
-name = "new_mime_guess"
-version = "4.0.1"
+name = "os_str_bytes"
+version = "6.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2d684d1b59e0dc07b37e2203ef576987473288f530082512aff850585c61b1f"
-dependencies = [
- "mime",
- "unicase",
-]
-
-[[package]]
-name = "num-traits"
-version = "0.2.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
-dependencies = [
- "autocfg",
-]
-
-[[package]]
-name = "png"
-version = "0.17.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06e4b0d3d1312775e782c86c91a111aa1f910cbb65e1337f9975b5f9a554b5e1"
-dependencies = [
- "bitflags",
- "crc32fast",
- "fdeflate",
- "flate2",
- "miniz_oxide",
-]
+checksum = "e2355d85b9a3786f481747ced0e0ff2ba35213a1f9bd406ed906554d7af805a1"
 
 [[package]]
 name = "ppv-lite86"
@@ -484,15 +247,6 @@ dependencies = [
  "unicode-ident",
 ]
 
-[[package]]
-name = "qoi"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f6d64c71eb498fe9eae14ce4ec935c555749aef511cca85b5568910d6e48001"
-dependencies = [
- "bytemuck",
-]
-
 [[package]]
 name = "quote"
 version = "1.0.36"
@@ -553,30 +307,55 @@ dependencies = [
 ]
 
 [[package]]
-name = "scopeguard"
-version = "1.2.0"
+name = "rustix"
+version = "0.38.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
-
-[[package]]
-name = "simd-adler32"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
-
-[[package]]
-name = "smallvec"
-version = "1.13.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
-
-[[package]]
-name = "spin"
-version = "0.9.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+checksum = "70dc5ec042f7a43c4a73241207cecc9873a06d45debb38b329f8541d85c2730f"
 dependencies = [
- "lock_api",
+ "bitflags 2.5.0",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys",
+]
+
+[[package]]
+name = "ryu"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
+
+[[package]]
+name = "serde"
+version = "1.0.203"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7253ab4de971e72fb7be983802300c30b5a7f0c2e56fab8abfc6a214307c0094"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.203"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_yaml"
+version = "0.9.34+deprecated"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a8b1a1a2ebf674015cc02edccce75287f1a0130d394307b36743c2f5d504b47"
+dependencies = [
+ "indexmap 2.2.6",
+ "itoa",
+ "ryu",
+ "serde",
+ "unsafe-libyaml",
 ]
 
 [[package]]
@@ -585,23 +364,6 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
-[[package]]
-name = "strsim"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
-
-[[package]]
-name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
 [[package]]
 name = "syn"
 version = "2.0.66"
@@ -614,25 +376,58 @@ dependencies = [
 ]
 
 [[package]]
-name = "tiff"
-version = "0.9.1"
+name = "tempfile"
+version = "3.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba1310fcea54c6a9a4fd1aad794ecc02c31682f6bfbecdf460bf19533eed1e3e"
+checksum = "85b77fafb263dd9d05cbeac119526425676db3784113aa9295c88498cbf8bff1"
 dependencies = [
- "flate2",
- "jpeg-decoder",
- "weezl",
+ "cfg-if",
+ "fastrand",
+ "rustix",
+ "windows-sys",
 ]
 
 [[package]]
-name = "unicase"
-version = "2.7.0"
+name = "termcolor"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7d2d4dafb69621809a81864c9c1b864479e1235c0dd4e199924b9742439ed89"
+checksum = "06794f8f6c5c898b3275aebefa6b8a1cb24cd2c6c79397ab15774837a0bc5755"
 dependencies = [
- "version_check",
+ "winapi-util",
 ]
 
+[[package]]
+name = "textwrap"
+version = "0.16.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23d434d3f8967a09480fb04132ebe0a3e088c173e6d0ee7897abbdf4eab0f8b9"
+
+[[package]]
+name = "thiserror"
+version = "1.0.61"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c546c80d6be4bc6a00c0f01730c08df82eaa7a7a61f11d656526506112cc1709"
+dependencies = [
+ "thiserror-impl",
+]
+
+[[package]]
+name = "thiserror-impl"
+version = "1.0.61"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46c3384250002a6d5af4d114f2845d37b57521033f30d5c3f46c4d70e1197533"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "typed-arena"
+version = "2.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6af6ae20167a9ece4bcb41af5b80f8a1f1df981f6391189ce00fd257af04126a"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.12"
@@ -640,16 +435,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
 [[package]]
-name = "utf8parse"
-version = "0.2.2"
+name = "unsafe-libyaml"
+version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
-
-[[package]]
-name = "version_check"
-version = "0.9.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
+checksum = "673aac59facbab8a9007c7f6108d11f63b603f7cabff99fabf650fea5c32b861"
 
 [[package]]
 name = "wasi"
@@ -658,10 +447,35 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
-name = "weezl"
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-util"
 version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53a85b86a771b1c87058196170769dd264f66c0782acf1ae6cc51bfd64b39082"
+checksum = "4d4cc384e1e73b93bafa6fb4f1df8c41695c8a91cf9c4c64358067d15a7b6c6b"
+dependencies = [
+ "windows-sys",
+]
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
 [[package]]
 name = "windows-sys"
@@ -737,10 +551,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bec47e5bfd1bff0eeaf6d8b485cc1074891a197ab4225d504cb7a1ab88b02bf0"
 
 [[package]]
-name = "zune-inflate"
-version = "0.2.54"
+name = "winnow"
+version = "0.6.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73ab332fe2f6680068f3582b16a24f90ad7096d5d39b974d1c0aff0125116f02"
+checksum = "59b5e5f6c299a3c7890b876a2a587f3115162487e704907d9b6cd29473052ba1"
 dependencies = [
- "simd-adler32",
+ "memchr",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 2ede6c6..49dde6a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,5 +4,4 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-# compil = { git = "ssh://git@43.136.17.142:compiler/compiler.git", branch = "main" }
-compiler = { url = "http://43.136.17.142:3000/compiler/compiler" }
+hitc = { path = "/home/wangfiox/Documents/compiler" }
diff --git a/src/ch2/mod.rs b/src/ch2/mod.rs
new file mode 100644
index 0000000..cef4fbf
--- /dev/null
+++ b/src/ch2/mod.rs
@@ -0,0 +1,3 @@
+mod size;
+
+pub use size::*;
diff --git a/src/ch2/size.rs b/src/ch2/size.rs
new file mode 100644
index 0000000..77aa1b0
--- /dev/null
+++ b/src/ch2/size.rs
@@ -0,0 +1,24 @@
+#[cfg(test)]
+pub mod tests {
+    use compiler::backend::*;
+
+    #[test]
+    pub fn sizeof() {
+        let addispsp_32 = AddInst::new(REG_SP.into(), REG_SP.into(), (-32).into());
+        let sdra24sp = SdInst::new(REG_RA.into(), (24).into(), REG_SP.into());
+        let sds016sp = SdInst::new(REG_S0.into(), (16).into(), REG_SP.into());
+        let addis0sp32 = AddInst::new(REG_S0.into(), REG_SP.into(), (32).into());
+
+        let lia55 = AddInst::new(REG_A5.into(), REG_ZERO.into(), (55).into());
+        let swa5_20s0 = SdInst::new(REG_A5.into(), (-20).into(), REG_S0.into());
+        let lia54 = AddInst::new(REG_A5.into(), REG_ZERO.into(), (4).into());
+        let swa5_24s0 = SdInst::new(REG_A5.into(), (-24).into(), REG_S0.into());
+        let lia50 = AddInst::new(REG_A5.into(), REG_ZERO.into(), (0).into());
+
+        let mva0a5 = MvInst::new(REG_A0.into(), REG_A5.into());
+        let ldra24sp = LdInst::new(REG_RA.into(), (24).into(), REG_SP.into());
+        let addispsp32 = AddInst::new(REG_SP.into(), REG_SP.into(), (32).into());
+        let addispsp32 = AddInst::new(REG_SP.into(), REG_SP.into(), (32).into());
+        let jrra = JmpInst::new(REG_RA.into());
+    }
+}
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..19b1c36 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,5 @@
+mod ch2;
+
 fn main() {
     println!("Hello, world!");
 }