| <!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 `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/ppv-lite86-0.2.17/src/x86_64/mod.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>mod.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="sidebar"><a class="sidebar-logo" href="../../../ppv_lite86/index.html"><div class="logo-container"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../../ppv_lite86/index.html"><img class="rust-logo" src="../../../rust-logo.svg" alt="logo"></a><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"><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="../../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
| <span id="2">2</span> |
| <span id="3">3</span> |
| <span id="4">4</span> |
| <span id="5">5</span> |
| <span id="6">6</span> |
| <span id="7">7</span> |
| <span id="8">8</span> |
| <span id="9">9</span> |
| <span id="10">10</span> |
| <span id="11">11</span> |
| <span id="12">12</span> |
| <span id="13">13</span> |
| <span id="14">14</span> |
| <span id="15">15</span> |
| <span id="16">16</span> |
| <span id="17">17</span> |
| <span id="18">18</span> |
| <span id="19">19</span> |
| <span id="20">20</span> |
| <span id="21">21</span> |
| <span id="22">22</span> |
| <span id="23">23</span> |
| <span id="24">24</span> |
| <span id="25">25</span> |
| <span id="26">26</span> |
| <span id="27">27</span> |
| <span id="28">28</span> |
| <span id="29">29</span> |
| <span id="30">30</span> |
| <span id="31">31</span> |
| <span id="32">32</span> |
| <span id="33">33</span> |
| <span id="34">34</span> |
| <span id="35">35</span> |
| <span id="36">36</span> |
| <span id="37">37</span> |
| <span id="38">38</span> |
| <span id="39">39</span> |
| <span id="40">40</span> |
| <span id="41">41</span> |
| <span id="42">42</span> |
| <span id="43">43</span> |
| <span id="44">44</span> |
| <span id="45">45</span> |
| <span id="46">46</span> |
| <span id="47">47</span> |
| <span id="48">48</span> |
| <span id="49">49</span> |
| <span id="50">50</span> |
| <span id="51">51</span> |
| <span id="52">52</span> |
| <span id="53">53</span> |
| <span id="54">54</span> |
| <span id="55">55</span> |
| <span id="56">56</span> |
| <span id="57">57</span> |
| <span id="58">58</span> |
| <span id="59">59</span> |
| <span id="60">60</span> |
| <span id="61">61</span> |
| <span id="62">62</span> |
| <span id="63">63</span> |
| <span id="64">64</span> |
| <span id="65">65</span> |
| <span id="66">66</span> |
| <span id="67">67</span> |
| <span id="68">68</span> |
| <span id="69">69</span> |
| <span id="70">70</span> |
| <span id="71">71</span> |
| <span id="72">72</span> |
| <span id="73">73</span> |
| <span id="74">74</span> |
| <span id="75">75</span> |
| <span id="76">76</span> |
| <span id="77">77</span> |
| <span id="78">78</span> |
| <span id="79">79</span> |
| <span id="80">80</span> |
| <span id="81">81</span> |
| <span id="82">82</span> |
| <span id="83">83</span> |
| <span id="84">84</span> |
| <span id="85">85</span> |
| <span id="86">86</span> |
| <span id="87">87</span> |
| <span id="88">88</span> |
| <span id="89">89</span> |
| <span id="90">90</span> |
| <span id="91">91</span> |
| <span id="92">92</span> |
| <span id="93">93</span> |
| <span id="94">94</span> |
| <span id="95">95</span> |
| <span id="96">96</span> |
| <span id="97">97</span> |
| <span id="98">98</span> |
| <span id="99">99</span> |
| <span id="100">100</span> |
| <span id="101">101</span> |
| <span id="102">102</span> |
| <span id="103">103</span> |
| <span id="104">104</span> |
| <span id="105">105</span> |
| <span id="106">106</span> |
| <span id="107">107</span> |
| <span id="108">108</span> |
| <span id="109">109</span> |
| <span id="110">110</span> |
| <span id="111">111</span> |
| <span id="112">112</span> |
| <span id="113">113</span> |
| <span id="114">114</span> |
| <span id="115">115</span> |
| <span id="116">116</span> |
| <span id="117">117</span> |
| <span id="118">118</span> |
| <span id="119">119</span> |
| <span id="120">120</span> |
| <span id="121">121</span> |
| <span id="122">122</span> |
| <span id="123">123</span> |
| <span id="124">124</span> |
| <span id="125">125</span> |
| <span id="126">126</span> |
| <span id="127">127</span> |
| <span id="128">128</span> |
| <span id="129">129</span> |
| <span id="130">130</span> |
| <span id="131">131</span> |
| <span id="132">132</span> |
| <span id="133">133</span> |
| <span id="134">134</span> |
| <span id="135">135</span> |
| <span id="136">136</span> |
| <span id="137">137</span> |
| <span id="138">138</span> |
| <span id="139">139</span> |
| <span id="140">140</span> |
| <span id="141">141</span> |
| <span id="142">142</span> |
| <span id="143">143</span> |
| <span id="144">144</span> |
| <span id="145">145</span> |
| <span id="146">146</span> |
| <span id="147">147</span> |
| <span id="148">148</span> |
| <span id="149">149</span> |
| <span id="150">150</span> |
| <span id="151">151</span> |
| <span id="152">152</span> |
| <span id="153">153</span> |
| <span id="154">154</span> |
| <span id="155">155</span> |
| <span id="156">156</span> |
| <span id="157">157</span> |
| <span id="158">158</span> |
| <span id="159">159</span> |
| <span id="160">160</span> |
| <span id="161">161</span> |
| <span id="162">162</span> |
| <span id="163">163</span> |
| <span id="164">164</span> |
| <span id="165">165</span> |
| <span id="166">166</span> |
| <span id="167">167</span> |
| <span id="168">168</span> |
| <span id="169">169</span> |
| <span id="170">170</span> |
| <span id="171">171</span> |
| <span id="172">172</span> |
| <span id="173">173</span> |
| <span id="174">174</span> |
| <span id="175">175</span> |
| <span id="176">176</span> |
| <span id="177">177</span> |
| <span id="178">178</span> |
| <span id="179">179</span> |
| <span id="180">180</span> |
| <span id="181">181</span> |
| <span id="182">182</span> |
| <span id="183">183</span> |
| <span id="184">184</span> |
| <span id="185">185</span> |
| <span id="186">186</span> |
| <span id="187">187</span> |
| <span id="188">188</span> |
| <span id="189">189</span> |
| <span id="190">190</span> |
| <span id="191">191</span> |
| <span id="192">192</span> |
| <span id="193">193</span> |
| <span id="194">194</span> |
| <span id="195">195</span> |
| <span id="196">196</span> |
| <span id="197">197</span> |
| <span id="198">198</span> |
| <span id="199">199</span> |
| <span id="200">200</span> |
| <span id="201">201</span> |
| <span id="202">202</span> |
| <span id="203">203</span> |
| <span id="204">204</span> |
| <span id="205">205</span> |
| <span id="206">206</span> |
| <span id="207">207</span> |
| <span id="208">208</span> |
| <span id="209">209</span> |
| <span id="210">210</span> |
| <span id="211">211</span> |
| <span id="212">212</span> |
| <span id="213">213</span> |
| <span id="214">214</span> |
| <span id="215">215</span> |
| <span id="216">216</span> |
| <span id="217">217</span> |
| <span id="218">218</span> |
| <span id="219">219</span> |
| <span id="220">220</span> |
| <span id="221">221</span> |
| <span id="222">222</span> |
| <span id="223">223</span> |
| <span id="224">224</span> |
| <span id="225">225</span> |
| <span id="226">226</span> |
| <span id="227">227</span> |
| <span id="228">228</span> |
| <span id="229">229</span> |
| <span id="230">230</span> |
| <span id="231">231</span> |
| <span id="232">232</span> |
| <span id="233">233</span> |
| <span id="234">234</span> |
| <span id="235">235</span> |
| <span id="236">236</span> |
| <span id="237">237</span> |
| <span id="238">238</span> |
| <span id="239">239</span> |
| <span id="240">240</span> |
| <span id="241">241</span> |
| <span id="242">242</span> |
| <span id="243">243</span> |
| <span id="244">244</span> |
| <span id="245">245</span> |
| <span id="246">246</span> |
| <span id="247">247</span> |
| <span id="248">248</span> |
| <span id="249">249</span> |
| <span id="250">250</span> |
| <span id="251">251</span> |
| <span id="252">252</span> |
| <span id="253">253</span> |
| <span id="254">254</span> |
| <span id="255">255</span> |
| <span id="256">256</span> |
| <span id="257">257</span> |
| <span id="258">258</span> |
| <span id="259">259</span> |
| <span id="260">260</span> |
| <span id="261">261</span> |
| <span id="262">262</span> |
| <span id="263">263</span> |
| <span id="264">264</span> |
| <span id="265">265</span> |
| <span id="266">266</span> |
| <span id="267">267</span> |
| <span id="268">268</span> |
| <span id="269">269</span> |
| <span id="270">270</span> |
| <span id="271">271</span> |
| <span id="272">272</span> |
| <span id="273">273</span> |
| <span id="274">274</span> |
| <span id="275">275</span> |
| <span id="276">276</span> |
| <span id="277">277</span> |
| <span id="278">278</span> |
| <span id="279">279</span> |
| <span id="280">280</span> |
| <span id="281">281</span> |
| <span id="282">282</span> |
| <span id="283">283</span> |
| <span id="284">284</span> |
| <span id="285">285</span> |
| <span id="286">286</span> |
| <span id="287">287</span> |
| <span id="288">288</span> |
| <span id="289">289</span> |
| <span id="290">290</span> |
| <span id="291">291</span> |
| <span id="292">292</span> |
| <span id="293">293</span> |
| <span id="294">294</span> |
| <span id="295">295</span> |
| <span id="296">296</span> |
| <span id="297">297</span> |
| <span id="298">298</span> |
| <span id="299">299</span> |
| <span id="300">300</span> |
| <span id="301">301</span> |
| <span id="302">302</span> |
| <span id="303">303</span> |
| <span id="304">304</span> |
| <span id="305">305</span> |
| <span id="306">306</span> |
| <span id="307">307</span> |
| <span id="308">308</span> |
| <span id="309">309</span> |
| <span id="310">310</span> |
| <span id="311">311</span> |
| <span id="312">312</span> |
| <span id="313">313</span> |
| <span id="314">314</span> |
| <span id="315">315</span> |
| <span id="316">316</span> |
| <span id="317">317</span> |
| <span id="318">318</span> |
| <span id="319">319</span> |
| <span id="320">320</span> |
| <span id="321">321</span> |
| <span id="322">322</span> |
| <span id="323">323</span> |
| <span id="324">324</span> |
| <span id="325">325</span> |
| <span id="326">326</span> |
| <span id="327">327</span> |
| <span id="328">328</span> |
| <span id="329">329</span> |
| <span id="330">330</span> |
| <span id="331">331</span> |
| <span id="332">332</span> |
| <span id="333">333</span> |
| <span id="334">334</span> |
| <span id="335">335</span> |
| <span id="336">336</span> |
| <span id="337">337</span> |
| <span id="338">338</span> |
| <span id="339">339</span> |
| <span id="340">340</span> |
| <span id="341">341</span> |
| <span id="342">342</span> |
| <span id="343">343</span> |
| <span id="344">344</span> |
| <span id="345">345</span> |
| <span id="346">346</span> |
| <span id="347">347</span> |
| <span id="348">348</span> |
| <span id="349">349</span> |
| <span id="350">350</span> |
| <span id="351">351</span> |
| <span id="352">352</span> |
| <span id="353">353</span> |
| <span id="354">354</span> |
| <span id="355">355</span> |
| <span id="356">356</span> |
| <span id="357">357</span> |
| <span id="358">358</span> |
| <span id="359">359</span> |
| <span id="360">360</span> |
| <span id="361">361</span> |
| <span id="362">362</span> |
| <span id="363">363</span> |
| <span id="364">364</span> |
| <span id="365">365</span> |
| <span id="366">366</span> |
| <span id="367">367</span> |
| <span id="368">368</span> |
| <span id="369">369</span> |
| <span id="370">370</span> |
| <span id="371">371</span> |
| <span id="372">372</span> |
| <span id="373">373</span> |
| <span id="374">374</span> |
| <span id="375">375</span> |
| <span id="376">376</span> |
| <span id="377">377</span> |
| <span id="378">378</span> |
| <span id="379">379</span> |
| <span id="380">380</span> |
| <span id="381">381</span> |
| <span id="382">382</span> |
| <span id="383">383</span> |
| <span id="384">384</span> |
| <span id="385">385</span> |
| <span id="386">386</span> |
| <span id="387">387</span> |
| <span id="388">388</span> |
| <span id="389">389</span> |
| <span id="390">390</span> |
| <span id="391">391</span> |
| <span id="392">392</span> |
| <span id="393">393</span> |
| <span id="394">394</span> |
| <span id="395">395</span> |
| <span id="396">396</span> |
| <span id="397">397</span> |
| <span id="398">398</span> |
| <span id="399">399</span> |
| <span id="400">400</span> |
| <span id="401">401</span> |
| <span id="402">402</span> |
| <span id="403">403</span> |
| <span id="404">404</span> |
| <span id="405">405</span> |
| <span id="406">406</span> |
| <span id="407">407</span> |
| <span id="408">408</span> |
| <span id="409">409</span> |
| <span id="410">410</span> |
| <span id="411">411</span> |
| <span id="412">412</span> |
| <span id="413">413</span> |
| <span id="414">414</span> |
| <span id="415">415</span> |
| <span id="416">416</span> |
| <span id="417">417</span> |
| <span id="418">418</span> |
| <span id="419">419</span> |
| <span id="420">420</span> |
| <span id="421">421</span> |
| <span id="422">422</span> |
| <span id="423">423</span> |
| <span id="424">424</span> |
| <span id="425">425</span> |
| <span id="426">426</span> |
| <span id="427">427</span> |
| <span id="428">428</span> |
| <span id="429">429</span> |
| <span id="430">430</span> |
| <span id="431">431</span> |
| <span id="432">432</span> |
| <span id="433">433</span> |
| <span id="434">434</span> |
| <span id="435">435</span> |
| <span id="436">436</span> |
| <span id="437">437</span> |
| </pre><pre class="rust"><code><span class="comment">// crate minimums: sse2, x86_64 |
| |
| </span><span class="kw">use </span><span class="kw">crate</span>::types::<span class="kw-2">*</span>; |
| <span class="kw">use </span>core::arch::x86_64::{__m128i, __m256i}; |
| |
| <span class="kw">mod </span>sse2; |
| |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>YesS3; |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>NoS3; |
| |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>YesS4; |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>NoS4; |
| |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>YesA1; |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>NoA1; |
| |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>YesA2; |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>NoA2; |
| |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>YesNI; |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>NoNI; |
| |
| <span class="kw">use </span>core::marker::PhantomData; |
| |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>SseMachine<S3, S4, NI>(PhantomData<(S3, S4, NI)>); |
| <span class="kw">impl</span><S3: Copy, S4: Copy, NI: Copy> Machine <span class="kw">for </span>SseMachine<S3, S4, NI> |
| <span class="kw">where |
| </span>sse2::u128x1_sse2<S3, S4, NI>: Swap64, |
| sse2::u64x2_sse2<S3, S4, NI>: BSwap + RotateEachWord32 + MultiLane<[u64; <span class="number">2</span>]> + Vec2<u64>, |
| sse2::u32x4_sse2<S3, S4, NI>: BSwap + RotateEachWord32 + MultiLane<[u32; <span class="number">4</span>]> + Vec4<u32>, |
| sse2::u64x4_sse2<S3, S4, NI>: BSwap + Words4, |
| sse2::u128x1_sse2<S3, S4, NI>: BSwap, |
| sse2::u128x2_sse2<S3, S4, NI>: Into<sse2::u64x2x2_sse2<S3, S4, NI>>, |
| sse2::u128x2_sse2<S3, S4, NI>: Into<sse2::u64x4_sse2<S3, S4, NI>>, |
| sse2::u128x2_sse2<S3, S4, NI>: Into<sse2::u32x4x2_sse2<S3, S4, NI>>, |
| sse2::u128x4_sse2<S3, S4, NI>: Into<sse2::u64x2x4_sse2<S3, S4, NI>>, |
| sse2::u128x4_sse2<S3, S4, NI>: Into<sse2::u32x4x4_sse2<S3, S4, NI>>, |
| { |
| <span class="kw">type </span>u32x4 = sse2::u32x4_sse2<S3, S4, NI>; |
| <span class="kw">type </span>u64x2 = sse2::u64x2_sse2<S3, S4, NI>; |
| <span class="kw">type </span>u128x1 = sse2::u128x1_sse2<S3, S4, NI>; |
| |
| <span class="kw">type </span>u32x4x2 = sse2::u32x4x2_sse2<S3, S4, NI>; |
| <span class="kw">type </span>u64x2x2 = sse2::u64x2x2_sse2<S3, S4, NI>; |
| <span class="kw">type </span>u64x4 = sse2::u64x4_sse2<S3, S4, NI>; |
| <span class="kw">type </span>u128x2 = sse2::u128x2_sse2<S3, S4, NI>; |
| |
| <span class="kw">type </span>u32x4x4 = sse2::u32x4x4_sse2<S3, S4, NI>; |
| <span class="kw">type </span>u64x2x4 = sse2::u64x2x4_sse2<S3, S4, NI>; |
| <span class="kw">type </span>u128x4 = sse2::u128x4_sse2<S3, S4, NI>; |
| |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">unsafe fn </span>instance() -> <span class="self">Self </span>{ |
| SseMachine(PhantomData) |
| } |
| } |
| |
| <span class="attribute">#[derive(Copy, Clone)] |
| </span><span class="kw">pub struct </span>Avx2Machine<NI>(PhantomData<NI>); |
| <span class="kw">impl</span><NI: Copy> Machine <span class="kw">for </span>Avx2Machine<NI> |
| <span class="kw">where |
| </span>sse2::u128x1_sse2<YesS3, YesS4, NI>: BSwap + Swap64, |
| sse2::u64x2_sse2<YesS3, YesS4, NI>: BSwap + RotateEachWord32 + MultiLane<[u64; <span class="number">2</span>]> + Vec2<u64>, |
| sse2::u32x4_sse2<YesS3, YesS4, NI>: BSwap + RotateEachWord32 + MultiLane<[u32; <span class="number">4</span>]> + Vec4<u32>, |
| sse2::u64x4_sse2<YesS3, YesS4, NI>: BSwap + Words4, |
| { |
| <span class="kw">type </span>u32x4 = sse2::u32x4_sse2<YesS3, YesS4, NI>; |
| <span class="kw">type </span>u64x2 = sse2::u64x2_sse2<YesS3, YesS4, NI>; |
| <span class="kw">type </span>u128x1 = sse2::u128x1_sse2<YesS3, YesS4, NI>; |
| |
| <span class="kw">type </span>u32x4x2 = sse2::avx2::u32x4x2_avx2<NI>; |
| <span class="kw">type </span>u64x2x2 = sse2::u64x2x2_sse2<YesS3, YesS4, NI>; |
| <span class="kw">type </span>u64x4 = sse2::u64x4_sse2<YesS3, YesS4, NI>; |
| <span class="kw">type </span>u128x2 = sse2::u128x2_sse2<YesS3, YesS4, NI>; |
| |
| <span class="kw">type </span>u32x4x4 = sse2::avx2::u32x4x4_avx2<NI>; |
| <span class="kw">type </span>u64x2x4 = sse2::u64x2x4_sse2<YesS3, YesS4, NI>; |
| <span class="kw">type </span>u128x4 = sse2::u128x4_sse2<YesS3, YesS4, NI>; |
| |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">unsafe fn </span>instance() -> <span class="self">Self </span>{ |
| Avx2Machine(PhantomData) |
| } |
| } |
| |
| <span class="kw">pub type </span>SSE2 = SseMachine<NoS3, NoS4, NoNI>; |
| <span class="kw">pub type </span>SSSE3 = SseMachine<YesS3, NoS4, NoNI>; |
| <span class="kw">pub type </span>SSE41 = SseMachine<YesS3, YesS4, NoNI>; |
| <span class="doccomment">/// AVX but not AVX2: only 128-bit integer operations, but use VEX versions of everything |
| /// to avoid expensive SSE/VEX conflicts. |
| </span><span class="kw">pub type </span>AVX = SseMachine<YesS3, YesS4, NoNI>; |
| <span class="kw">pub type </span>AVX2 = Avx2Machine<NoNI>; |
| |
| <span class="doccomment">/// Generic wrapper for unparameterized storage of any of the possible impls. |
| /// Converting into and out of this type should be essentially free, although it may be more |
| /// aligned than a particular impl requires. |
| </span><span class="attribute">#[allow(non_camel_case_types)] |
| #[derive(Copy, Clone)] |
| </span><span class="kw">pub union </span>vec128_storage { |
| u32x4: [u32; <span class="number">4</span>], |
| u64x2: [u64; <span class="number">2</span>], |
| u128x1: [u128; <span class="number">1</span>], |
| sse2: __m128i, |
| } |
| <span class="kw">impl </span>Store<vec128_storage> <span class="kw">for </span>vec128_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">unsafe fn </span>unpack(p: vec128_storage) -> <span class="self">Self </span>{ |
| p |
| } |
| } |
| <span class="kw">impl</span><<span class="lifetime">'a</span>> From<<span class="kw-2">&</span><span class="lifetime">'a </span>vec128_storage> <span class="kw">for </span><span class="kw-2">&</span><span class="lifetime">'a </span>[u32; <span class="number">4</span>] { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>from(x: <span class="kw-2">&</span><span class="lifetime">'a </span>vec128_storage) -> <span class="self">Self </span>{ |
| <span class="kw">unsafe </span>{ <span class="kw-2">&</span>x.u32x4 } |
| } |
| } |
| <span class="kw">impl </span>From<[u32; <span class="number">4</span>]> <span class="kw">for </span>vec128_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>from(u32x4: [u32; <span class="number">4</span>]) -> <span class="self">Self </span>{ |
| vec128_storage { u32x4 } |
| } |
| } |
| <span class="kw">impl </span>Default <span class="kw">for </span>vec128_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>default() -> <span class="self">Self </span>{ |
| vec128_storage { u128x1: [<span class="number">0</span>] } |
| } |
| } |
| <span class="kw">impl </span>Eq <span class="kw">for </span>vec128_storage {} |
| <span class="kw">impl </span>PartialEq <span class="kw">for </span>vec128_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, rhs: <span class="kw-2">&</span><span class="self">Self</span>) -> bool { |
| <span class="kw">unsafe </span>{ <span class="self">self</span>.u128x1 == rhs.u128x1 } |
| } |
| } |
| |
| <span class="attribute">#[allow(non_camel_case_types)] |
| #[derive(Copy, Clone)] |
| </span><span class="kw">pub union </span>vec256_storage { |
| u32x8: [u32; <span class="number">8</span>], |
| u64x4: [u64; <span class="number">4</span>], |
| u128x2: [u128; <span class="number">2</span>], |
| sse2: [vec128_storage; <span class="number">2</span>], |
| avx: __m256i, |
| } |
| <span class="kw">impl </span>From<[u64; <span class="number">4</span>]> <span class="kw">for </span>vec256_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>from(u64x4: [u64; <span class="number">4</span>]) -> <span class="self">Self </span>{ |
| vec256_storage { u64x4 } |
| } |
| } |
| <span class="kw">impl </span>Default <span class="kw">for </span>vec256_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>default() -> <span class="self">Self </span>{ |
| vec256_storage { u128x2: [<span class="number">0</span>, <span class="number">0</span>] } |
| } |
| } |
| <span class="kw">impl </span>vec256_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>new128(xs: [vec128_storage; <span class="number">2</span>]) -> <span class="self">Self </span>{ |
| <span class="self">Self </span>{ sse2: xs } |
| } |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>split128(<span class="self">self</span>) -> [vec128_storage; <span class="number">2</span>] { |
| <span class="kw">unsafe </span>{ <span class="self">self</span>.sse2 } |
| } |
| } |
| <span class="kw">impl </span>Eq <span class="kw">for </span>vec256_storage {} |
| <span class="kw">impl </span>PartialEq <span class="kw">for </span>vec256_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, rhs: <span class="kw-2">&</span><span class="self">Self</span>) -> bool { |
| <span class="kw">unsafe </span>{ <span class="self">self</span>.sse2 == rhs.sse2 } |
| } |
| } |
| |
| <span class="attribute">#[allow(non_camel_case_types)] |
| #[derive(Copy, Clone)] |
| </span><span class="kw">pub union </span>vec512_storage { |
| u32x16: [u32; <span class="number">16</span>], |
| u64x8: [u64; <span class="number">8</span>], |
| u128x4: [u128; <span class="number">4</span>], |
| sse2: [vec128_storage; <span class="number">4</span>], |
| avx: [vec256_storage; <span class="number">2</span>], |
| } |
| <span class="kw">impl </span>Default <span class="kw">for </span>vec512_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>default() -> <span class="self">Self </span>{ |
| vec512_storage { |
| u128x4: [<span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>, <span class="number">0</span>], |
| } |
| } |
| } |
| <span class="kw">impl </span>vec512_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>new128(xs: [vec128_storage; <span class="number">4</span>]) -> <span class="self">Self </span>{ |
| <span class="self">Self </span>{ sse2: xs } |
| } |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">pub fn </span>split128(<span class="self">self</span>) -> [vec128_storage; <span class="number">4</span>] { |
| <span class="kw">unsafe </span>{ <span class="self">self</span>.sse2 } |
| } |
| } |
| <span class="kw">impl </span>Eq <span class="kw">for </span>vec512_storage {} |
| <span class="kw">impl </span>PartialEq <span class="kw">for </span>vec512_storage { |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>eq(<span class="kw-2">&</span><span class="self">self</span>, rhs: <span class="kw-2">&</span><span class="self">Self</span>) -> bool { |
| <span class="kw">unsafe </span>{ <span class="self">self</span>.avx == rhs.avx } |
| } |
| } |
| |
| <span class="macro">macro_rules! </span>impl_into { |
| (<span class="macro-nonterminal">$storage</span>:ident, <span class="macro-nonterminal">$array</span>:ty, <span class="macro-nonterminal">$name</span>:ident) => { |
| <span class="kw">impl </span>From<<span class="macro-nonterminal">$storage</span>> <span class="kw">for </span><span class="macro-nonterminal">$array </span>{ |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>from(vec: <span class="macro-nonterminal">$storage</span>) -> <span class="self">Self </span>{ |
| <span class="kw">unsafe </span>{ vec.<span class="macro-nonterminal">$name </span>} |
| } |
| } |
| }; |
| } |
| <span class="macro">impl_into!</span>(vec128_storage, [u32; <span class="number">4</span>], u32x4); |
| <span class="macro">impl_into!</span>(vec128_storage, [u64; <span class="number">2</span>], u64x2); |
| <span class="macro">impl_into!</span>(vec128_storage, [u128; <span class="number">1</span>], u128x1); |
| <span class="macro">impl_into!</span>(vec256_storage, [u32; <span class="number">8</span>], u32x8); |
| <span class="macro">impl_into!</span>(vec256_storage, [u64; <span class="number">4</span>], u64x4); |
| <span class="macro">impl_into!</span>(vec256_storage, [u128; <span class="number">2</span>], u128x2); |
| <span class="macro">impl_into!</span>(vec512_storage, [u32; <span class="number">16</span>], u32x16); |
| <span class="macro">impl_into!</span>(vec512_storage, [u64; <span class="number">8</span>], u64x8); |
| <span class="macro">impl_into!</span>(vec512_storage, [u128; <span class="number">4</span>], u128x4); |
| |
| <span class="doccomment">/// Generate the full set of optimized implementations to take advantage of the most important |
| /// hardware feature sets. |
| /// |
| /// This dispatcher is suitable for maximizing throughput. |
| </span><span class="attribute">#[macro_export] |
| </span><span class="macro">macro_rules! </span>dispatch { |
| (<span class="macro-nonterminal">$mach</span>:ident, <span class="macro-nonterminal">$MTy</span>:ident, { $([<span class="macro-nonterminal">$</span><span class="kw">pub</span>:<span class="macro-nonterminal">tt</span>$((<span class="macro-nonterminal">$krate</span>:tt))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>:ident($(<span class="macro-nonterminal">$arg</span>:ident: <span class="macro-nonterminal">$argty</span>:ty),* $(,)<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret</span>:ty <span class="macro-nonterminal">$body</span>:block }) => { |
| <span class="attribute">#[cfg(feature = <span class="string">"std"</span>)] |
| </span>$(<span class="macro-nonterminal">$</span><span class="kw">pub</span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>)* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>fn_impl<<span class="macro-nonterminal">$MTy</span>: <span class="macro-nonterminal">$crate::Machine</span>>(<span class="macro-nonterminal">$mach</span>: <span class="macro-nonterminal">$MTy</span>, $(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret $body |
| </span><span class="kw">use </span>std::arch::x86_64::<span class="kw-2">*</span>; |
| <span class="attribute">#[target_feature(enable = <span class="string">"avx2"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_avx2($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| <span class="kw">let </span>ret = fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>); |
| _mm256_zeroupper(); |
| ret |
| } |
| <span class="attribute">#[target_feature(enable = <span class="string">"avx"</span>)] |
| #[target_feature(enable = <span class="string">"sse4.1"</span>)] |
| #[target_feature(enable = <span class="string">"ssse3"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_avx($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| <span class="kw">let </span>ret = fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>); |
| _mm256_zeroupper(); |
| ret |
| } |
| <span class="attribute">#[target_feature(enable = <span class="string">"sse4.1"</span>)] |
| #[target_feature(enable = <span class="string">"ssse3"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_sse41($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE41::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| <span class="attribute">#[target_feature(enable = <span class="string">"ssse3"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_ssse3($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSSE3::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| <span class="attribute">#[target_feature(enable = <span class="string">"sse2"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_sse2($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| <span class="kw">unsafe </span>{ |
| <span class="kw">if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"avx2"</span>) { |
| impl_avx2($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"avx"</span>) { |
| impl_avx($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"sse4.1"</span>) { |
| impl_sse41($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"ssse3"</span>) { |
| impl_ssse3($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"sse2"</span>) { |
| impl_sse2($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else </span>{ |
| <span class="macro">unimplemented!</span>() |
| } |
| } |
| } |
| <span class="attribute">#[cfg(not(feature = <span class="string">"std"</span>))] |
| #[inline(always)] |
| </span>$(<span class="macro-nonterminal">$</span><span class="kw">pub</span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>)* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| <span class="kw">unsafe fn </span>fn_impl<<span class="macro-nonterminal">$MTy</span>: <span class="macro-nonterminal">$crate::Machine</span>>(<span class="macro-nonterminal">$mach</span>: <span class="macro-nonterminal">$MTy</span>, $(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret $body |
| </span><span class="kw">unsafe </span>{ |
| <span class="kw">if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"avx2"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"avx"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"sse4.1"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE41::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"ssse3"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSSE3::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| } |
| } |
| }; |
| (<span class="macro-nonterminal">$mach</span>:ident, <span class="macro-nonterminal">$MTy</span>:ident, { $([<span class="macro-nonterminal">$</span><span class="kw">pub</span>:<span class="macro-nonterminal">tt </span>$((<span class="macro-nonterminal">$krate</span>:tt))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>:ident($(<span class="macro-nonterminal">$arg</span>:ident: <span class="macro-nonterminal">$argty</span>:ty),* $(,)<span class="kw-2">*</span>) <span class="macro-nonterminal">$body</span>:block }) => { |
| <span class="macro">dispatch!</span>(<span class="macro-nonterminal">$mach</span>, <span class="macro-nonterminal">$MTy</span>, { |
| $([<span class="macro-nonterminal">$</span><span class="kw">pub </span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> () <span class="macro-nonterminal">$body |
| </span>}); |
| } |
| } |
| |
| <span class="doccomment">/// Generate only the basic implementations necessary to be able to operate efficiently on 128-bit |
| /// vectors on this platfrom. For x86-64, that would mean SSE2 and AVX. |
| /// |
| /// This dispatcher is suitable for vector operations that do not benefit from advanced hardware |
| /// features (e.g. because they are done infrequently), so minimizing their contribution to code |
| /// size is more important. |
| </span><span class="attribute">#[macro_export] |
| </span><span class="macro">macro_rules! </span>dispatch_light128 { |
| (<span class="macro-nonterminal">$mach</span>:ident, <span class="macro-nonterminal">$MTy</span>:ident, { $([<span class="macro-nonterminal">$</span><span class="kw">pub</span>:<span class="macro-nonterminal">tt</span>$((<span class="macro-nonterminal">$krate</span>:tt))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>:ident($(<span class="macro-nonterminal">$arg</span>:ident: <span class="macro-nonterminal">$argty</span>:ty),* $(,)<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret</span>:ty <span class="macro-nonterminal">$body</span>:block }) => { |
| <span class="attribute">#[cfg(feature = <span class="string">"std"</span>)] |
| </span>$(<span class="macro-nonterminal">$</span><span class="kw">pub </span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>)* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>fn_impl<<span class="macro-nonterminal">$MTy</span>: <span class="macro-nonterminal">$crate::Machine</span>>(<span class="macro-nonterminal">$mach</span>: <span class="macro-nonterminal">$MTy</span>, $(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret $body |
| </span><span class="kw">use </span>std::arch::x86_64::<span class="kw-2">*</span>; |
| <span class="attribute">#[target_feature(enable = <span class="string">"avx"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_avx($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| <span class="attribute">#[target_feature(enable = <span class="string">"sse2"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_sse2($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| <span class="kw">unsafe </span>{ |
| <span class="kw">if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"avx"</span>) { |
| impl_avx($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"sse2"</span>) { |
| impl_sse2($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else </span>{ |
| <span class="macro">unimplemented!</span>() |
| } |
| } |
| } |
| <span class="attribute">#[cfg(not(feature = <span class="string">"std"</span>))] |
| #[inline(always)] |
| </span>$(<span class="macro-nonterminal">$</span><span class="kw">pub</span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>)* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| <span class="kw">unsafe fn </span>fn_impl<<span class="macro-nonterminal">$MTy</span>: <span class="macro-nonterminal">$crate::Machine</span>>(<span class="macro-nonterminal">$mach</span>: <span class="macro-nonterminal">$MTy</span>, $(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret $body |
| </span><span class="kw">unsafe </span>{ |
| <span class="kw">if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"avx2"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"avx"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"sse4.1"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE41::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"ssse3"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSSE3::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| } |
| } |
| }; |
| (<span class="macro-nonterminal">$mach</span>:ident, <span class="macro-nonterminal">$MTy</span>:ident, { $([<span class="macro-nonterminal">$</span><span class="kw">pub</span>:<span class="macro-nonterminal">tt</span>$((<span class="macro-nonterminal">$krate</span>:tt))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>:ident($(<span class="macro-nonterminal">$arg</span>:ident: <span class="macro-nonterminal">$argty</span>:ty),* $(,)<span class="kw-2">*</span>) <span class="macro-nonterminal">$body</span>:block }) => { |
| <span class="macro">dispatch_light128!</span>(<span class="macro-nonterminal">$mach</span>, <span class="macro-nonterminal">$MTy</span>, { |
| $([<span class="macro-nonterminal">$</span><span class="kw">pub </span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> () <span class="macro-nonterminal">$body |
| </span>}); |
| } |
| } |
| |
| <span class="doccomment">/// Generate only the basic implementations necessary to be able to operate efficiently on 256-bit |
| /// vectors on this platfrom. For x86-64, that would mean SSE2, AVX, and AVX2. |
| /// |
| /// This dispatcher is suitable for vector operations that do not benefit from advanced hardware |
| /// features (e.g. because they are done infrequently), so minimizing their contribution to code |
| /// size is more important. |
| </span><span class="attribute">#[macro_export] |
| </span><span class="macro">macro_rules! </span>dispatch_light256 { |
| (<span class="macro-nonterminal">$mach</span>:ident, <span class="macro-nonterminal">$MTy</span>:ident, { $([<span class="macro-nonterminal">$</span><span class="kw">pub</span>:<span class="macro-nonterminal">tt</span>$((<span class="macro-nonterminal">$krate</span>:tt))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>:ident($(<span class="macro-nonterminal">$arg</span>:ident: <span class="macro-nonterminal">$argty</span>:ty),* $(,)<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret</span>:ty <span class="macro-nonterminal">$body</span>:block }) => { |
| <span class="attribute">#[cfg(feature = <span class="string">"std"</span>)] |
| </span>$([<span class="macro-nonterminal">$</span><span class="kw">pub </span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| <span class="attribute">#[inline(always)] |
| </span><span class="kw">fn </span>fn_impl<<span class="macro-nonterminal">$MTy</span>: <span class="macro-nonterminal">$crate::Machine</span>>(<span class="macro-nonterminal">$mach</span>: <span class="macro-nonterminal">$MTy</span>, $(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret $body |
| </span><span class="kw">use </span>std::arch::x86_64::<span class="kw-2">*</span>; |
| <span class="attribute">#[target_feature(enable = <span class="string">"avx"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_avx($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| <span class="attribute">#[target_feature(enable = <span class="string">"sse2"</span>)] |
| </span><span class="kw">unsafe fn </span>impl_sse2($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| <span class="kw">unsafe </span>{ |
| <span class="kw">if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"avx"</span>) { |
| impl_avx($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">is_x86_feature_detected!</span>(<span class="string">"sse2"</span>) { |
| impl_sse2($(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else </span>{ |
| <span class="macro">unimplemented!</span>() |
| } |
| } |
| } |
| <span class="attribute">#[cfg(not(feature = <span class="string">"std"</span>))] |
| #[inline(always)] |
| </span>$(<span class="macro-nonterminal">$</span><span class="kw">pub</span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>)* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret </span>{ |
| <span class="kw">unsafe fn </span>fn_impl<<span class="macro-nonterminal">$MTy</span>: <span class="macro-nonterminal">$crate::Machine</span>>(<span class="macro-nonterminal">$mach</span>: <span class="macro-nonterminal">$MTy</span>, $(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> <span class="macro-nonterminal">$ret $body |
| </span><span class="kw">unsafe </span>{ |
| <span class="kw">if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"avx2"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"avx"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::AVX::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"sse4.1"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE41::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else if </span><span class="macro">cfg!</span>(target_feature = <span class="string">"ssse3"</span>) { |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSSE3::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } <span class="kw">else </span>{ |
| fn_impl(<span class="macro-nonterminal">$crate::x86_64::SSE2::instance</span>(), $(<span class="macro-nonterminal">$arg</span>),<span class="kw-2">*</span>) |
| } |
| } |
| } |
| }; |
| (<span class="macro-nonterminal">$mach</span>:ident, <span class="macro-nonterminal">$MTy</span>:ident, { $([<span class="macro-nonterminal">$</span><span class="kw">pub</span>:<span class="macro-nonterminal">tt</span>$((<span class="macro-nonterminal">$krate</span>:tt))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>:ident($(<span class="macro-nonterminal">$arg</span>:ident: <span class="macro-nonterminal">$argty</span>:ty),* $(,)<span class="kw-2">*</span>) <span class="macro-nonterminal">$body</span>:block }) => { |
| <span class="macro">dispatch_light256!</span>(<span class="macro-nonterminal">$mach</span>, <span class="macro-nonterminal">$MTy</span>, { |
| $([<span class="macro-nonterminal">$</span><span class="kw">pub </span>$((<span class="macro-nonterminal">$krate</span>))<span class="kw-2">*</span>])* <span class="kw">fn </span><span class="macro-nonterminal">$name</span>($(<span class="macro-nonterminal">$arg</span>: <span class="macro-nonterminal">$argty</span>),<span class="kw-2">*</span>) -> () <span class="macro-nonterminal">$body |
| </span>}); |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="ppv_lite86" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
