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| author | johannst <johannst@users.noreply.github.com> | 2023-12-05 22:08:06 +0000 |
|---|---|---|
| committer | johannst <johannst@users.noreply.github.com> | 2023-12-05 22:08:06 +0000 |
| commit | 2294180c3778d0fcfa877818e98c420fcd54bb8a (patch) | |
| tree | 8240452d6b80d397f1b5a9425c1a986c20e710e5 /src/add | |
| parent | e37c8e0f9319e3df3ff801f5a38f4717a8a20b28 (diff) | |
| download | juicebox-asm-2294180c3778d0fcfa877818e98c420fcd54bb8a.tar.gz juicebox-asm-2294180c3778d0fcfa877818e98c420fcd54bb8a.zip | |
deploy: 7e98f5def5942969f97f5f015e7fb8417793d132
Diffstat (limited to 'src/add')
| -rw-r--r-- | src/add/add.rs.html | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/add/add.rs.html b/src/add/add.rs.html new file mode 100644 index 0000000..112d0f1 --- /dev/null +++ b/src/add/add.rs.html @@ -0,0 +1,77 @@ +<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `examples/add.rs`."><title>add.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/SourceSerif4-Bold-a2c9cd1067f8b328.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"><link rel="stylesheet" href="../../static.files/normalize-76eba96aa4d2e634.css"><link rel="stylesheet" href="../../static.files/rustdoc-fa3bb1812debf86c.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="add" data-themes="" data-resource-suffix="" data-rustdoc-version="1.74.0 (79e9716c9 2023-11-13)" data-channel="1.74.0" data-search-js="search-8be46b629f5f14a8.js" data-settings-js="settings-74424d7eec62a23e.js" ><script src="../../static.files/storage-fec3eaa3851e447d.js"></script><script defer src="../../static.files/src-script-3280b574d94e47b4.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-c5bd66d33317d69f.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-5d8b3c7633ad77ba.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-16x16-8b506e7a72182f1c.png"><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-422f7d1d52889060.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-2c020d218678b618.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"></nav><main><nav class="sub"><a class="sub-logo-container" href="../../add/index.html"><img class="rust-logo" src="../../static.files/rust-logo-151179464ae7ed46.svg" alt="logo"></a><form class="search-form"><span></span><input class="search-input" name="search" aria-label="Run search in the documentation" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><div data-nosnippet><pre class="src-line-numbers"><a href="#1" id="1">1</a> +<a href="#2" id="2">2</a> +<a href="#3" id="3">3</a> +<a href="#4" id="4">4</a> +<a href="#5" id="5">5</a> +<a href="#6" id="6">6</a> +<a href="#7" id="7">7</a> +<a href="#8" id="8">8</a> +<a href="#9" id="9">9</a> +<a href="#10" id="10">10</a> +<a href="#11" id="11">11</a> +<a href="#12" id="12">12</a> +<a href="#13" id="13">13</a> +<a href="#14" id="14">14</a> +<a href="#15" id="15">15</a> +<a href="#16" id="16">16</a> +<a href="#17" id="17">17</a> +<a href="#18" id="18">18</a> +<a href="#19" id="19">19</a> +<a href="#20" id="20">20</a> +<a href="#21" id="21">21</a> +<a href="#22" id="22">22</a> +<a href="#23" id="23">23</a> +<a href="#24" id="24">24</a> +<a href="#25" id="25">25</a> +<a href="#26" id="26">26</a> +<a href="#27" id="27">27</a> +<a href="#28" id="28">28</a> +<a href="#29" id="29">29</a> +<a href="#30" id="30">30</a> +<a href="#31" id="31">31</a> +<a href="#32" id="32">32</a> +<a href="#33" id="33">33</a> +<a href="#34" id="34">34</a> +<a href="#35" id="35">35</a> +<a href="#36" id="36">36</a> +<a href="#37" id="37">37</a> +<a href="#38" id="38">38</a> +</pre></div><pre class="rust"><code><span class="doccomment">//! Add example. +//! +//! Jit compile a function at runtime (generate native host code) which calls a function defined in +//! the example based on the SystemV abi to demonstrate the [`juicebox_asm`] crate. + +</span><span class="attr">#[cfg(not(any(target_arch = <span class="string">"x86_64"</span>, target_os = <span class="string">"linux"</span>)))] +</span><span class="macro">compile_error!</span>(<span class="string">"Only supported on x86_64 with SystemV abi"</span>); + +<span class="kw">use </span>juicebox_asm::prelude::<span class="kw-2">*</span>; +<span class="kw">use </span>juicebox_asm::Runtime; +<span class="kw">use </span>Reg64::<span class="kw-2">*</span>; + +<span class="kw">extern </span><span class="string">"C" </span><span class="kw">fn </span>add(a: u32, b: u32) -> u32 { + a + b +} + +<span class="kw">fn </span>main() { + <span class="kw">let </span><span class="kw-2">mut </span>asm = Asm::new(); + + <span class="comment">// SystemV abi: + // rdi -> first argument + // rsi -> second argument + // rax -> return value + // + </span>asm.mov(rsi, Imm64::from(<span class="number">42</span>)); + asm.mov(rax, Imm64::from(add <span class="kw">as </span>u64)); + asm.call(rax); + asm.ret(); + + <span class="kw">let </span>code = asm.into_code(); + std::fs::write(<span class="string">"jit.asm"</span>, <span class="kw-2">&</span>code).unwrap(); + + <span class="kw">let </span><span class="kw-2">mut </span>rt = Runtime::new(); + <span class="kw">let </span>add42 = <span class="kw">unsafe </span>{ rt.add_code::<<span class="kw">extern </span><span class="string">"C" </span><span class="kw">fn</span>(u32) -> u32>(code) }; + + <span class="kw">let </span>res = add42(<span class="number">5</span>); + <span class="macro">assert_eq!</span>(res, <span class="number">47</span>); +} +</code></pre></div></section></main></body></html>
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