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Diffstat (limited to 'src/llvm_kaleidoscope_rs/llvm/pass_manager.rs.html')
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1 files changed, 54 insertions, 61 deletions
diff --git a/src/llvm_kaleidoscope_rs/llvm/pass_manager.rs.html b/src/llvm_kaleidoscope_rs/llvm/pass_manager.rs.html index ebf9b28..968856f 100644 --- a/src/llvm_kaleidoscope_rs/llvm/pass_manager.rs.html +++ b/src/llvm_kaleidoscope_rs/llvm/pass_manager.rs.html @@ -1,10 +1,4 @@ -<!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 `src/llvm/pass_manager.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>pass_manager.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../llvm_kaleidoscope_rs/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div> - </a><h2 class="location"></h2> - </nav> - <nav class="sidebar"><a class="sidebar-logo" href="../../../llvm_kaleidoscope_rs/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div> - </a></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../llvm_kaleidoscope_rs/index.html"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><button type="button" id="help-button" title="help">?</button><div id="settings-menu" tabindex="-1"> - <a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div> - </div></form></nav></div><section id="main-content" class="content"><div class="example-wrap"><pre class="line-numbers"><span id="1">1</span> +<!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 `src/llvm/pass_manager.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>pass_manager.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../../normalize.css"><link rel="stylesheet" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../../ayu.css" disabled><link rel="stylesheet" href="../../../dark.css" disabled><link rel="stylesheet" href="../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../storage.js"></script><script defer src="../../../source-script.js"></script><script defer src="../../../source-files.js"></script><script defer src="../../../main.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../llvm_kaleidoscope_rs/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a><h2 class="location"></h2></nav><nav class="sidebar"><a class="sidebar-logo" href="../../../llvm_kaleidoscope_rs/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../llvm_kaleidoscope_rs/index.html"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1"><a href="../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../wheel.svg"></a></div></div></form></nav></div><section id="main-content" class="content"><div class="example-wrap"><pre class="line-numbers"><span id="1">1</span> <span id="2">2</span> <span id="3">3</span> <span id="4">4</span> @@ -79,81 +73,80 @@ <span id="73">73</span> <span id="74">74</span> <span id="75">75</span> -</pre><pre class="rust"><code><span class="kw">use</span> <span class="ident">llvm_sys</span>::{ - <span class="ident">core</span>::{ - <span class="ident">LLVMCreateFunctionPassManagerForModule</span>, <span class="ident">LLVMDisposePassManager</span>, - <span class="ident">LLVMInitializeFunctionPassManager</span>, <span class="ident">LLVMRunFunctionPassManager</span>, +</pre><pre class="rust"><code><span class="kw">use </span>llvm_sys::{ + core::{ + LLVMCreateFunctionPassManagerForModule, LLVMDisposePassManager, + LLVMInitializeFunctionPassManager, LLVMRunFunctionPassManager, }, - <span class="ident">prelude::LLVMPassManagerRef</span>, - <span class="ident">transforms</span>::{ - <span class="ident">instcombine::LLVMAddInstructionCombiningPass</span>, - <span class="ident">scalar</span>::{<span class="ident">LLVMAddCFGSimplificationPass</span>, <span class="ident">LLVMAddNewGVNPass</span>, <span class="ident">LLVMAddReassociatePass</span>}, + prelude::LLVMPassManagerRef, + transforms::{ + instcombine::LLVMAddInstructionCombiningPass, + scalar::{LLVMAddCFGSimplificationPass, LLVMAddNewGVNPass, LLVMAddReassociatePass}, }, }; -<span class="kw">use</span> <span class="ident">std::marker::PhantomData</span>; +<span class="kw">use </span>std::marker::PhantomData; -<span class="kw">use</span> <span class="kw">super</span>::{<span class="ident">FnValue</span>, <span class="ident">Module</span>}; +<span class="kw">use super</span>::{FnValue, Module}; -<span class="doccomment">/// Wrapper for a LLVM Function PassManager (legacy).</span> -<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">FunctionPassManager</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> { - <span class="ident">fpm</span>: <span class="ident">LLVMPassManagerRef</span>, - <span class="ident">_ctx</span>: <span class="ident">PhantomData</span><span class="op"><</span><span class="kw-2">&</span><span class="lifetime">'llvm</span> ()<span class="op">></span>, +<span class="doccomment">/// Wrapper for a LLVM Function PassManager (legacy). +</span><span class="kw">pub struct </span>FunctionPassManager<<span class="lifetime">'llvm</span>> { + fpm: LLVMPassManagerRef, + _ctx: PhantomData<<span class="kw-2">&</span><span class="lifetime">'llvm </span>()>, } -<span class="kw">impl</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> <span class="ident">FunctionPassManager</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> { - <span class="doccomment">/// Create a new Function PassManager with the following optimization passes</span> - <span class="doccomment">/// - InstructionCombiningPass</span> - <span class="doccomment">/// - ReassociatePass</span> - <span class="doccomment">/// - NewGVNPass</span> - <span class="doccomment">/// - CFGSimplificationPass</span> - <span class="doccomment">///</span> - <span class="doccomment">/// The list of selected optimization passes is taken from the tutorial chapter [LLVM</span> - <span class="doccomment">/// Optimization Passes](https://llvm.org/docs/tutorial/MyFirstLanguageFrontend/LangImpl04.html#id3).</span> - <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">with_ctx</span>(<span class="ident">module</span>: <span class="kw-2">&</span><span class="lifetime">'llvm</span> <span class="ident">Module</span>) -> <span class="ident">FunctionPassManager</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span> { - <span class="kw">let</span> <span class="ident">fpm</span> <span class="op">=</span> <span class="kw">unsafe</span> { - <span class="comment">// Borrows module reference.</span> - <span class="ident">LLVMCreateFunctionPassManagerForModule</span>(<span class="ident">module</span>.<span class="ident">module</span>()) +<span class="kw">impl</span><<span class="lifetime">'llvm</span>> FunctionPassManager<<span class="lifetime">'llvm</span>> { + <span class="doccomment">/// Create a new Function PassManager with the following optimization passes + /// - InstructionCombiningPass + /// - ReassociatePass + /// - NewGVNPass + /// - CFGSimplificationPass + /// + /// The list of selected optimization passes is taken from the tutorial chapter [LLVM + /// Optimization Passes](https://llvm.org/docs/tutorial/MyFirstLanguageFrontend/LangImpl04.html#id3). + </span><span class="kw">pub fn </span>with_ctx(module: <span class="kw-2">&</span><span class="lifetime">'llvm </span>Module) -> FunctionPassManager<<span class="lifetime">'llvm</span>> { + <span class="kw">let </span>fpm = <span class="kw">unsafe </span>{ + <span class="comment">// Borrows module reference. + </span>LLVMCreateFunctionPassManagerForModule(module.module()) }; - <span class="macro">assert!</span>(<span class="op">!</span><span class="ident">fpm</span>.<span class="ident">is_null</span>()); + <span class="macro">assert!</span>(!fpm.is_null()); - <span class="kw">unsafe</span> { - <span class="comment">// Do simple "peephole" optimizations and bit-twiddling optzns.</span> - <span class="ident">LLVMAddInstructionCombiningPass</span>(<span class="ident">fpm</span>); - <span class="comment">// Reassociate expressions.</span> - <span class="ident">LLVMAddReassociatePass</span>(<span class="ident">fpm</span>); - <span class="comment">// Eliminate Common SubExpressions.</span> - <span class="ident">LLVMAddNewGVNPass</span>(<span class="ident">fpm</span>); - <span class="comment">// Simplify the control flow graph (deleting unreachable blocks, etc).</span> - <span class="ident">LLVMAddCFGSimplificationPass</span>(<span class="ident">fpm</span>); + <span class="kw">unsafe </span>{ + <span class="comment">// Do simple "peephole" optimizations and bit-twiddling optzns. + </span>LLVMAddInstructionCombiningPass(fpm); + <span class="comment">// Reassociate expressions. + </span>LLVMAddReassociatePass(fpm); + <span class="comment">// Eliminate Common SubExpressions. + </span>LLVMAddNewGVNPass(fpm); + <span class="comment">// Simplify the control flow graph (deleting unreachable blocks, etc). + </span>LLVMAddCFGSimplificationPass(fpm); - <span class="kw">let</span> <span class="ident">fail</span> <span class="op">=</span> <span class="ident">LLVMInitializeFunctionPassManager</span>(<span class="ident">fpm</span>); - <span class="macro">assert_eq!</span>(<span class="ident">fail</span>, <span class="number">0</span>); + <span class="kw">let </span>fail = LLVMInitializeFunctionPassManager(fpm); + <span class="macro">assert_eq!</span>(fail, <span class="number">0</span>); } - <span class="ident">FunctionPassManager</span> { - <span class="ident">fpm</span>, - <span class="ident">_ctx</span>: <span class="ident">PhantomData</span>, + FunctionPassManager { + fpm, + _ctx: PhantomData, } } - <span class="doccomment">/// Run the optimization passes registered with the Function PassManager on the function</span> - <span class="doccomment">/// referenced by `fn_value`.</span> - <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">run</span>(<span class="kw-2">&</span><span class="lifetime">'llvm</span> <span class="self">self</span>, <span class="ident">fn_value</span>: <span class="ident">FnValue</span><span class="op"><</span><span class="lifetime">'llvm</span><span class="op">></span>) { - <span class="kw">unsafe</span> { - <span class="comment">// Returns 1 if any of the passes modified the function, false otherwise.</span> - <span class="ident">LLVMRunFunctionPassManager</span>(<span class="self">self</span>.<span class="ident">fpm</span>, <span class="ident">fn_value</span>.<span class="ident">value_ref</span>()); + <span class="doccomment">/// Run the optimization passes registered with the Function PassManager on the function + /// referenced by `fn_value`. + </span><span class="kw">pub fn </span>run(<span class="kw-2">&</span><span class="lifetime">'llvm </span><span class="self">self</span>, fn_value: FnValue<<span class="lifetime">'llvm</span>>) { + <span class="kw">unsafe </span>{ + <span class="comment">// Returns 1 if any of the passes modified the function, false otherwise. + </span>LLVMRunFunctionPassManager(<span class="self">self</span>.fpm, fn_value.value_ref()); } } } -<span class="kw">impl</span> <span class="ident">Drop</span> <span class="kw">for</span> <span class="ident">FunctionPassManager</span><span class="op"><</span><span class="lifetime">'_</span><span class="op">></span> { - <span class="kw">fn</span> <span class="ident">drop</span>(<span class="kw-2">&mut</span> <span class="self">self</span>) { - <span class="kw">unsafe</span> { - <span class="ident">LLVMDisposePassManager</span>(<span class="self">self</span>.<span class="ident">fpm</span>); +<span class="kw">impl </span>Drop <span class="kw">for </span>FunctionPassManager<<span class="lifetime">'_</span>> { + <span class="kw">fn </span>drop(<span class="kw-2">&mut </span><span class="self">self</span>) { + <span class="kw">unsafe </span>{ + LLVMDisposePassManager(<span class="self">self</span>.fpm); } } } </code></pre></div> -</section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="llvm_kaleidoscope_rs" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.63.0 (4b91a6ea7 2022-08-08)" ></div> -</body></html>
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