<!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 to the Rust file `src/libcore/../stdsimd/crates/core_arch/src/acle/dsp.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>dsp.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../../../../../../../normalize1.35.0.css"><link rel="stylesheet" type="text/css" href="../../../../../../../../rustdoc1.35.0.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../../../../../dark1.35.0.css"><link rel="stylesheet" type="text/css" href="../../../../../../../../light1.35.0.css" id="themeStyle"><script src="../../../../../../../../storage1.35.0.js"></script><noscript><link rel="stylesheet" href="../../../../../../../../noscript1.35.0.css"></noscript><link rel="shortcut icon" href="../../../../../../../../favicon1.35.0.ico"><style type="text/css">#crate-search{background-image:url("../../../../../../../../down-arrow1.35.0.svg");}</style></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../../../../../../../../core/index.html'><img src='../../../../../../../../rust-logo1.35.0.png' alt='logo' width='100'></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../../../../../../../brush1.35.0.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../../../../../../../theme1.35.0.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../../../../../../../../settings.html"><img src="../../../../../../../../wheel1.35.0.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="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>
</pre><div class="example-wrap"><pre class="rust ">
<span class="doccomment">//! # References:</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! - Section 8.3 "16-bit multiplications"</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! Intrinsics that could live here:</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! - [x] __smulbb</span>
<span class="doccomment">//! - [x] __smulbt</span>
<span class="doccomment">//! - [x] __smultb</span>
<span class="doccomment">//! - [x] __smultt</span>
<span class="doccomment">//! - [x] __smulwb</span>
<span class="doccomment">//! - [x] __smulwt</span>
<span class="doccomment">//! - [x] __qadd</span>
<span class="doccomment">//! - [x] __qsub</span>
<span class="doccomment">//! - [x] __qdbl</span>
<span class="doccomment">//! - [x] __smlabb</span>
<span class="doccomment">//! - [x] __smlabt</span>
<span class="doccomment">//! - [x] __smlatb</span>
<span class="doccomment">//! - [x] __smlatt</span>
<span class="doccomment">//! - [x] __smlawb</span>
<span class="doccomment">//! - [x] __smlawt</span>
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
<span class="kw">use</span> <span class="ident">stdsimd_test</span>::<span class="ident">assert_instr</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">mem</span>::<span class="ident">transmute</span>;
<span class="macro">types</span><span class="macro">!</span> {
<span class="doccomment">/// ARM-specific 32-bit wide vector of two packed `i16`.</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">int16x2_t</span>(<span class="ident">i16</span>, <span class="ident">i16</span>);
<span class="doccomment">/// ARM-specific 32-bit wide vector of two packed `u16`.</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">uint16x2_t</span>(<span class="ident">u16</span>, <span class="ident">u16</span>);
}
<span class="kw">extern</span> <span class="string">"C"</span> {
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smulbb"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smulbb</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smulbt"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smulbt</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smultb"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smultb</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smultt"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smultt</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smulwb"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smulwb</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smulwt"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smulwt</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.qadd"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_qadd</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.qsub"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_qsub</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smlabb"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smlabb</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smlabt"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smlabt</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smlatb"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smlatb</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smlatt"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smlatt</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smlawb"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smlawb</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.arm.smlawt"</span>]</span>
<span class="kw">fn</span> <span class="ident">arm_smlawt</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span>;
}
<span class="doccomment">/// Insert a SMULBB instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of a\[0\] * b\[0\]</span>
<span class="doccomment">/// where \[0\] is the lower 16 bits and \[1\] is the upper 16 bits.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smulbb</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smulbb</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smulbb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>))
}
<span class="doccomment">/// Insert a SMULTB instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of a\[0\] * b\[1\]</span>
<span class="doccomment">/// where \[0\] is the lower 16 bits and \[1\] is the upper 16 bits.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smultb</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smultb</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smultb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>))
}
<span class="doccomment">/// Insert a SMULTB instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of a\[1\] * b\[0\]</span>
<span class="doccomment">/// where [0] is the lower 16 bits and [1] is the upper 16 bits.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smulbt</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smulbt</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smulbt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>))
}
<span class="doccomment">/// Insert a SMULTT instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of a\[1\] * b\[1\]</span>
<span class="doccomment">/// where [0] is the lower 16 bits and [1] is the upper 16 bits.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smultt</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smultt</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smultt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>))
}
<span class="doccomment">/// Insert a SMULWB instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Multiplies the 32-bit signed first operand with the low halfword</span>
<span class="doccomment">/// (as a 16-bit signed integer) of the second operand.</span>
<span class="doccomment">/// Return the top 32 bits of the 48-bit product</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smulwb</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smulwb</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smulwb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">b</span>)
}
<span class="doccomment">/// Insert a SMULWT instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Multiplies the 32-bit signed first operand with the high halfword</span>
<span class="doccomment">/// (as a 16-bit signed integer) of the second operand.</span>
<span class="doccomment">/// Return the top 32 bits of the 48-bit product</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smulwt</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smulwt</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smulwt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">b</span>)
}
<span class="doccomment">/// Signed saturating addition</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the 32-bit saturating signed equivalent of a + b.</span>
<span class="doccomment">/// Sets the Q flag if saturation occurs.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">qadd</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__qadd</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_qadd</span>(<span class="ident">a</span>, <span class="ident">b</span>)
}
<span class="doccomment">/// Signed saturating subtraction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the 32-bit saturating signed equivalent of a - b.</span>
<span class="doccomment">/// Sets the Q flag if saturation occurs.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">qsub</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__qsub</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_qsub</span>(<span class="ident">a</span>, <span class="ident">b</span>)
}
<span class="doccomment">/// Insert a QADD instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the 32-bit saturating signed equivalent of a + a</span>
<span class="doccomment">/// Sets the Q flag if saturation occurs.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">qadd</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__qdbl</span>(<span class="ident">a</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_qadd</span>(<span class="ident">a</span>, <span class="ident">a</span>)
}
<span class="doccomment">/// Insert a SMLABB instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of a\[0\] * b\[0\] + c</span>
<span class="doccomment">/// where [0] is the lower 16 bits and [1] is the upper 16 bits.</span>
<span class="doccomment">/// Sets the Q flag if overflow occurs on the addition.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smlabb</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smlabb</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smlabb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>)
}
<span class="doccomment">/// Insert a SMLABT instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of a\[0\] * b\[1\] + c</span>
<span class="doccomment">/// where [0] is the lower 16 bits and [1] is the upper 16 bits.</span>
<span class="doccomment">/// Sets the Q flag if overflow occurs on the addition.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smlabt</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smlabt</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smlabt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>)
}
<span class="doccomment">/// Insert a SMLATB instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of a\[1\] * b\[0\] + c</span>
<span class="doccomment">/// where [0] is the lower 16 bits and [1] is the upper 16 bits.</span>
<span class="doccomment">/// Sets the Q flag if overflow occurs on the addition.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smlatb</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smlatb</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smlatb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>)
}
<span class="doccomment">/// Insert a SMLATT instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of a\[1\] * b\[1\] + c</span>
<span class="doccomment">/// where [0] is the lower 16 bits and [1] is the upper 16 bits.</span>
<span class="doccomment">/// Sets the Q flag if overflow occurs on the addition.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smlatt</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smlatt</span>(<span class="ident">a</span>: <span class="ident">int16x2_t</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smlatt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>)
}
<span class="doccomment">/// Insert a SMLAWB instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of (a * b[0] + (c << 16)) >> 16</span>
<span class="doccomment">/// where [0] is the lower 16 bits and [1] is the upper 16 bits.</span>
<span class="doccomment">/// Sets the Q flag if overflow occurs on the addition.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smlawb</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smlawb</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smlawb</span>(<span class="ident">a</span>, <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>)
}
<span class="doccomment">/// Insert a SMLAWT instruction</span>
<span class="doccomment">///</span>
<span class="doccomment">/// Returns the equivalent of (a * b[1] + (c << 16)) >> 16</span>
<span class="doccomment">/// where [0] is the lower 16 bits and [1] is the upper 16 bits.</span>
<span class="doccomment">/// Sets the Q flag if overflow occurs on the addition.</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">test</span>, <span class="ident">assert_instr</span>(<span class="ident">smlawt</span>))]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">__smlawt</span>(<span class="ident">a</span>: <span class="ident">i32</span>, <span class="ident">b</span>: <span class="ident">int16x2_t</span>, <span class="ident">c</span>: <span class="ident">i32</span>) <span class="op">-></span> <span class="ident">i32</span> {
<span class="ident">arm_smlawt</span>(<span class="ident">a</span>, <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>)
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
<span class="kw">mod</span> <span class="ident">tests</span> {
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">core_arch</span>::<span class="ident">arm</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">core_arch</span>::<span class="ident">simd</span>::{<span class="ident">i16x2</span>, <span class="ident">i8x4</span>, <span class="ident">u8x4</span>};
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">mem</span>::<span class="ident">transmute</span>;
<span class="kw">use</span> <span class="ident">stdsimd_test</span>::<span class="ident">simd_test</span>;
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">smulbb</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smulbb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>)), <span class="number">10</span> <span class="op">*</span> <span class="number">30</span>);
}
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">smulbt</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smulbt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>)), <span class="number">10</span> <span class="op">*</span> <span class="number">40</span>);
}
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">smultb</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smultb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>)), <span class="number">20</span> <span class="op">*</span> <span class="number">30</span>);
}
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">smultt</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smultt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>)), <span class="number">20</span> <span class="op">*</span> <span class="number">40</span>);
}
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">smulwb</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="number">30</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smulwb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">b</span>), <span class="number">20</span> <span class="op">*</span> <span class="ident">b</span>);
}
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">smulwt</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="number">30</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smulwt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">b</span>), (<span class="number">10</span> <span class="op">*</span> <span class="ident">b</span>) <span class="op">>></span> <span class="number">16</span>);
}
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">qadd</span>() {
<span class="kw">unsafe</span> {
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__qadd</span>(<span class="op">-</span><span class="number">10</span>, <span class="number">60</span>), <span class="number">50</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__qadd</span>(::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MAX</span>, <span class="number">10</span>), ::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MAX</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__qadd</span>(::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MIN</span>, <span class="op">-</span><span class="number">10</span>), ::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MIN</span>);
}
}
<span class="attribute">#[<span class="ident">test</span>]</span>
<span class="kw">fn</span> <span class="ident">qsub</span>() {
<span class="kw">unsafe</span> {
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__qsub</span>(<span class="number">10</span>, <span class="number">60</span>), <span class="op">-</span><span class="number">50</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__qsub</span>(::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MAX</span>, <span class="op">-</span><span class="number">10</span>), ::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MAX</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__qsub</span>(::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MIN</span>, <span class="number">10</span>), ::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MIN</span>);
}
}
<span class="kw">fn</span> <span class="ident">qdbl</span>() {
<span class="kw">unsafe</span> {
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__qdbl</span>(<span class="number">10</span>), <span class="number">20</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__qdbl</span>(::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MAX</span>), ::<span class="ident">std</span>::<span class="ident">i32</span>::<span class="ident">MAX</span>);
}
}
<span class="kw">fn</span> <span class="ident">smlabb</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="number">50</span>;
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> (<span class="number">10</span> <span class="op">*</span> <span class="number">30</span>) <span class="op">+</span> <span class="ident">c</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smlabb</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>), <span class="ident">r</span>);
}
}
<span class="kw">fn</span> <span class="ident">smlabt</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="number">50</span>;
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> (<span class="number">10</span> <span class="op">*</span> <span class="number">40</span>) <span class="op">+</span> <span class="ident">c</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smlabt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>), <span class="ident">r</span>);
}
}
<span class="kw">fn</span> <span class="ident">smlatb</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="number">50</span>;
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> (<span class="number">20</span> <span class="op">*</span> <span class="number">30</span>) <span class="op">+</span> <span class="ident">c</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smlabt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>), <span class="ident">r</span>);
}
}
<span class="kw">fn</span> <span class="ident">smlatt</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">20</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="number">50</span>;
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> (<span class="number">20</span> <span class="op">*</span> <span class="number">40</span>) <span class="op">+</span> <span class="ident">c</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smlatt</span>(<span class="ident">transmute</span>(<span class="ident">a</span>), <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>), <span class="ident">r</span>);
}
}
<span class="kw">fn</span> <span class="ident">smlawb</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span>: <span class="ident">i32</span> <span class="op">=</span> <span class="number">10</span>;
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="kw">let</span> <span class="ident">c</span>: <span class="ident">i32</span> <span class="op">=</span> <span class="number">50</span>;
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">i32</span> <span class="op">=</span> ((<span class="ident">a</span> <span class="op">*</span> <span class="number">30</span>) <span class="op">+</span> (<span class="ident">c</span> <span class="op"><<</span> <span class="number">16</span>)) <span class="op">>></span> <span class="number">16</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smlawb</span>(<span class="ident">a</span>, <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>), <span class="ident">r</span>);
}
}
<span class="kw">fn</span> <span class="ident">smlawt</span>() {
<span class="kw">unsafe</span> {
<span class="kw">let</span> <span class="ident">a</span>: <span class="ident">i32</span> <span class="op">=</span> <span class="number">10</span>;
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">i16x2</span>::<span class="ident">new</span>(<span class="number">30</span>, <span class="number">40</span>);
<span class="kw">let</span> <span class="ident">c</span>: <span class="ident">i32</span> <span class="op">=</span> <span class="number">50</span>;
<span class="kw">let</span> <span class="ident">r</span>: <span class="ident">i32</span> <span class="op">=</span> ((<span class="ident">a</span> <span class="op">*</span> <span class="number">40</span>) <span class="op">+</span> (<span class="ident">c</span> <span class="op"><<</span> <span class="number">16</span>)) <span class="op">>></span> <span class="number">16</span>;
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="kw">super</span>::<span class="ident">__smlawt</span>(<span class="ident">a</span>, <span class="ident">transmute</span>(<span class="ident">b</span>), <span class="ident">c</span>), <span class="ident">r</span>);
}
}
}
</pre></div>
</section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>⏎</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g., <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g., <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g., <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../../../../../../../../";window.currentCrate = "core";</script><script src="../../../../../../../../aliases.js"></script><script src="../../../../../../../../main1.35.0.js"></script><script src="../../../../../../../../source-script1.35.0.js"></script><script src="../../../../../../../../source-files.js"></script><script defer src="../../../../../../../../search-index.js"></script></body></html>
distrib
>
Mageia
>
7
>
armv7hl
>
media
>
core-release
>
by-pkgid
>
0c2243f8a1696816431e7210e991fa52
>
files
>
13978
