<!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 `libcore/../stdsimd/coresimd/x86/sha.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>sha.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../../../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../../../dark.css"><link rel="stylesheet" type="text/css" href="../../../../../../light.css" id="themeStyle"><script src="../../../../../../storage.js"></script><link rel="shortcut icon" href="https://doc.rust-lang.org/favicon.ico"></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='https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png' alt='logo' width='100'></a></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../../../../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../../../../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../../../../../settings.html"><img src="../../../../../../wheel.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>
</pre><pre class="rust ">
<span class="kw">use</span> <span class="ident">coresimd</span>::<span class="ident">simd</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident">coresimd</span>::<span class="ident">x86</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident">mem</span>;
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">improper_ctypes</span>)]</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.x86.sha1msg1"</span>]</span>
<span class="kw">fn</span> <span class="ident">sha1msg1</span>(<span class="ident">a</span>: <span class="ident">i32x4</span>, <span class="ident">b</span>: <span class="ident">i32x4</span>) <span class="op">-></span> <span class="ident">i32x4</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.x86.sha1msg2"</span>]</span>
<span class="kw">fn</span> <span class="ident">sha1msg2</span>(<span class="ident">a</span>: <span class="ident">i32x4</span>, <span class="ident">b</span>: <span class="ident">i32x4</span>) <span class="op">-></span> <span class="ident">i32x4</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.x86.sha1nexte"</span>]</span>
<span class="kw">fn</span> <span class="ident">sha1nexte</span>(<span class="ident">a</span>: <span class="ident">i32x4</span>, <span class="ident">b</span>: <span class="ident">i32x4</span>) <span class="op">-></span> <span class="ident">i32x4</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.x86.sha1rnds4"</span>]</span>
<span class="kw">fn</span> <span class="ident">sha1rnds4</span>(<span class="ident">a</span>: <span class="ident">i32x4</span>, <span class="ident">b</span>: <span class="ident">i32x4</span>, <span class="ident">c</span>: <span class="ident">i8</span>) <span class="op">-></span> <span class="ident">i32x4</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.x86.sha256msg1"</span>]</span>
<span class="kw">fn</span> <span class="ident">sha256msg1</span>(<span class="ident">a</span>: <span class="ident">i32x4</span>, <span class="ident">b</span>: <span class="ident">i32x4</span>) <span class="op">-></span> <span class="ident">i32x4</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.x86.sha256msg2"</span>]</span>
<span class="kw">fn</span> <span class="ident">sha256msg2</span>(<span class="ident">a</span>: <span class="ident">i32x4</span>, <span class="ident">b</span>: <span class="ident">i32x4</span>) <span class="op">-></span> <span class="ident">i32x4</span>;
<span class="attribute">#[<span class="ident">link_name</span> <span class="op">=</span> <span class="string">"llvm.x86.sha256rnds2"</span>]</span>
<span class="kw">fn</span> <span class="ident">sha256rnds2</span>(<span class="ident">a</span>: <span class="ident">i32x4</span>, <span class="ident">b</span>: <span class="ident">i32x4</span>, <span class="ident">k</span>: <span class="ident">i32x4</span>) <span class="op">-></span> <span class="ident">i32x4</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="doccomment">/// Perform an intermediate calculation for the next four SHA1 message values</span>
<span class="doccomment">/// (unsigned 32-bit integers) using previous message values from `a` and `b`,</span>
<span class="doccomment">/// and returning the result.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sha1msg1_epu32)</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">target_feature</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</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">sha1msg1</span>))]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"simd_x86"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.27.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">_mm_sha1msg1_epu32</span>(<span class="ident">a</span>: <span class="ident">__m128i</span>, <span class="ident">b</span>: <span class="ident">__m128i</span>) <span class="op">-></span> <span class="ident">__m128i</span> {
<span class="ident">mem</span>::<span class="ident">transmute</span>(<span class="ident">sha1msg1</span>(<span class="ident">a</span>.<span class="ident">as_i32x4</span>(), <span class="ident">b</span>.<span class="ident">as_i32x4</span>()))
}
<span class="doccomment">/// Perform the final calculation for the next four SHA1 message values</span>
<span class="doccomment">/// (unsigned 32-bit integers) using the intermediate result in `a` and the</span>
<span class="doccomment">/// previous message values in `b`, and returns the result.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sha1msg2_epu32)</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">target_feature</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</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">sha1msg2</span>))]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"simd_x86"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.27.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">_mm_sha1msg2_epu32</span>(<span class="ident">a</span>: <span class="ident">__m128i</span>, <span class="ident">b</span>: <span class="ident">__m128i</span>) <span class="op">-></span> <span class="ident">__m128i</span> {
<span class="ident">mem</span>::<span class="ident">transmute</span>(<span class="ident">sha1msg2</span>(<span class="ident">a</span>.<span class="ident">as_i32x4</span>(), <span class="ident">b</span>.<span class="ident">as_i32x4</span>()))
}
<span class="doccomment">/// Calculate SHA1 state variable E after four rounds of operation from the</span>
<span class="doccomment">/// current SHA1 state variable `a`, add that value to the scheduled values</span>
<span class="doccomment">/// (unsigned 32-bit integers) in `b`, and returns the result.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sha1nexte_epu32)</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">target_feature</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</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">sha1nexte</span>))]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"simd_x86"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.27.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">_mm_sha1nexte_epu32</span>(<span class="ident">a</span>: <span class="ident">__m128i</span>, <span class="ident">b</span>: <span class="ident">__m128i</span>) <span class="op">-></span> <span class="ident">__m128i</span> {
<span class="ident">mem</span>::<span class="ident">transmute</span>(<span class="ident">sha1nexte</span>(<span class="ident">a</span>.<span class="ident">as_i32x4</span>(), <span class="ident">b</span>.<span class="ident">as_i32x4</span>()))
}
<span class="doccomment">/// Perform four rounds of SHA1 operation using an initial SHA1 state (A,B,C,D)</span>
<span class="doccomment">/// from `a` and some pre-computed sum of the next 4 round message values</span>
<span class="doccomment">/// (unsigned 32-bit integers), and state variable E from `b`, and return the</span>
<span class="doccomment">/// updated SHA1 state (A,B,C,D). `func` contains the logic functions and round</span>
<span class="doccomment">/// constants.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sha1rnds4_epu32)</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">target_feature</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</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">sha1rnds4</span>, <span class="ident">func</span> <span class="op">=</span> <span class="number">0</span>))]</span>
<span class="attribute">#[<span class="ident">rustc_args_required_const</span>(<span class="number">2</span>)]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"simd_x86"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.27.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">_mm_sha1rnds4_epu32</span>(
<span class="ident">a</span>: <span class="ident">__m128i</span>, <span class="ident">b</span>: <span class="ident">__m128i</span>, <span class="ident">func</span>: <span class="ident">i32</span>
) <span class="op">-></span> <span class="ident">__m128i</span> {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">a</span>.<span class="ident">as_i32x4</span>();
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">b</span>.<span class="ident">as_i32x4</span>();
<span class="macro">macro_rules</span><span class="macro">!</span> <span class="ident">call</span> {
(<span class="macro-nonterminal">$</span><span class="macro-nonterminal">imm2</span>:<span class="ident">expr</span>) <span class="op">=></span> {
<span class="ident">sha1rnds4</span>(<span class="ident">a</span>, <span class="ident">b</span>, <span class="macro-nonterminal">$</span><span class="macro-nonterminal">imm2</span>)
};
}
<span class="kw">let</span> <span class="ident">ret</span> <span class="op">=</span> <span class="macro">constify_imm2</span><span class="macro">!</span>(<span class="ident">func</span>, <span class="ident">call</span>);
<span class="ident">mem</span>::<span class="ident">transmute</span>(<span class="ident">ret</span>)
}
<span class="doccomment">/// Perform an intermediate calculation for the next four SHA256 message values</span>
<span class="doccomment">/// (unsigned 32-bit integers) using previous message values from `a` and `b`,</span>
<span class="doccomment">/// and return the result.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sha256msg1_epu32)</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">target_feature</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</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">sha256msg1</span>))]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"simd_x86"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.27.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">_mm_sha256msg1_epu32</span>(<span class="ident">a</span>: <span class="ident">__m128i</span>, <span class="ident">b</span>: <span class="ident">__m128i</span>) <span class="op">-></span> <span class="ident">__m128i</span> {
<span class="ident">mem</span>::<span class="ident">transmute</span>(<span class="ident">sha256msg1</span>(<span class="ident">a</span>.<span class="ident">as_i32x4</span>(), <span class="ident">b</span>.<span class="ident">as_i32x4</span>()))
}
<span class="doccomment">/// Perform the final calculation for the next four SHA256 message values</span>
<span class="doccomment">/// (unsigned 32-bit integers) using previous message values from `a` and `b`,</span>
<span class="doccomment">/// and return the result.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sha256msg2_epu32)</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">target_feature</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</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">sha256msg2</span>))]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"simd_x86"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.27.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">_mm_sha256msg2_epu32</span>(<span class="ident">a</span>: <span class="ident">__m128i</span>, <span class="ident">b</span>: <span class="ident">__m128i</span>) <span class="op">-></span> <span class="ident">__m128i</span> {
<span class="ident">mem</span>::<span class="ident">transmute</span>(<span class="ident">sha256msg2</span>(<span class="ident">a</span>.<span class="ident">as_i32x4</span>(), <span class="ident">b</span>.<span class="ident">as_i32x4</span>()))
}
<span class="doccomment">/// Perform 2 rounds of SHA256 operation using an initial SHA256 state</span>
<span class="doccomment">/// (C,D,G,H) from `a`, an initial SHA256 state (A,B,E,F) from `b`, and a</span>
<span class="doccomment">/// pre-computed sum of the next 2 round message values (unsigned 32-bit</span>
<span class="doccomment">/// integers) and the corresponding round constants from `k`, and store the</span>
<span class="doccomment">/// updated SHA256 state (A,B,E,F) in dst.</span>
<span class="doccomment">///</span>
<span class="doccomment">/// [Intel's documentation](https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=_mm_sha256rnds2_epu32)</span>
<span class="attribute">#[<span class="ident">inline</span>]</span>
<span class="attribute">#[<span class="ident">target_feature</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</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">sha256rnds2</span>))]</span>
<span class="attribute">#[<span class="ident">stable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"simd_x86"</span>, <span class="ident">since</span> <span class="op">=</span> <span class="string">"1.27.0"</span>)]</span>
<span class="kw">pub</span> <span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">_mm_sha256rnds2_epu32</span>(
<span class="ident">a</span>: <span class="ident">__m128i</span>, <span class="ident">b</span>: <span class="ident">__m128i</span>, <span class="ident">k</span>: <span class="ident">__m128i</span>
) <span class="op">-></span> <span class="ident">__m128i</span> {
<span class="ident">mem</span>::<span class="ident">transmute</span>(<span class="ident">sha256rnds2</span>(
<span class="ident">a</span>.<span class="ident">as_i32x4</span>(),
<span class="ident">b</span>.<span class="ident">as_i32x4</span>(),
<span class="ident">k</span>.<span class="ident">as_i32x4</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="ident">std</span>::<span class="ident">f32</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">f64</span>::{<span class="self">self</span>, <span class="ident">NAN</span>};
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">i32</span>;
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">mem</span>::{<span class="self">self</span>, <span class="ident">transmute</span>};
<span class="kw">use</span> <span class="ident">coresimd</span>::<span class="ident">simd</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident">coresimd</span>::<span class="ident">x86</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident">stdsimd_test</span>::<span class="ident">simd_test</span>;
<span class="kw">use</span> <span class="ident">test</span>::<span class="ident">black_box</span>; <span class="comment">// Used to inhibit constant-folding.</span>
<span class="attribute">#[<span class="ident">simd_test</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</span>)]</span>
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">overflowing_literals</span>)]</span>
<span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">test_mm_sha1msg1_epu32</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xe9b5dba5b5c0fbcf</span>, <span class="number">0x71374491428a2f98</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xab1c5ed5923f82a4</span>, <span class="number">0x59f111f13956c25b</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0x98829f34f74ad457</span>, <span class="number">0xda2b1a44d0b5ad3c</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha1msg1_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
}
<span class="attribute">#[<span class="ident">simd_test</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</span>)]</span>
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">overflowing_literals</span>)]</span>
<span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">test_mm_sha1msg2_epu32</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xe9b5dba5b5c0fbcf</span>, <span class="number">0x71374491428a2f98</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xab1c5ed5923f82a4</span>, <span class="number">0x59f111f13956c25b</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xf714b202d863d47d</span>, <span class="number">0x90c30d946b3d3b35</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha1msg2_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
}
<span class="attribute">#[<span class="ident">simd_test</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</span>)]</span>
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">overflowing_literals</span>)]</span>
<span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">test_mm_sha1nexte_epu32</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xe9b5dba5b5c0fbcf</span>, <span class="number">0x71374491428a2f98</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xab1c5ed5923f82a4</span>, <span class="number">0x59f111f13956c25b</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0x2589d5be923f82a4</span>, <span class="number">0x59f111f13956c25b</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha1nexte_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
}
<span class="attribute">#[<span class="ident">simd_test</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</span>)]</span>
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">overflowing_literals</span>)]</span>
<span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">test_mm_sha1rnds4_epu32</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xe9b5dba5b5c0fbcf</span>, <span class="number">0x71374491428a2f98</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xab1c5ed5923f82a4</span>, <span class="number">0x59f111f13956c25b</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0x32b13cd8322f5268</span>, <span class="number">0xc54420862bd9246f</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha1rnds4_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>, <span class="number">0</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0x6d4c43e56a3c25d9</span>, <span class="number">0xa7e00fb775cbd3fe</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha1rnds4_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>, <span class="number">1</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xb304e383c01222f4</span>, <span class="number">0x66f6b3b1f89d8001</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha1rnds4_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>, <span class="number">2</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0x8189b758bfabfa79</span>, <span class="number">0xdb08f6e78cae098b</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha1rnds4_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>, <span class="number">3</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
}
<span class="attribute">#[<span class="ident">simd_test</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</span>)]</span>
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">overflowing_literals</span>)]</span>
<span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">test_mm_sha256msg1_epu32</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xe9b5dba5b5c0fbcf</span>, <span class="number">0x71374491428a2f98</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xab1c5ed5923f82a4</span>, <span class="number">0x59f111f13956c25b</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xeb84973fd5cda67d</span>, <span class="number">0x2857b88f406b09ee</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha256msg1_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
}
<span class="attribute">#[<span class="ident">simd_test</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</span>)]</span>
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">overflowing_literals</span>)]</span>
<span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">test_mm_sha256msg2_epu32</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xe9b5dba5b5c0fbcf</span>, <span class="number">0x71374491428a2f98</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xab1c5ed5923f82a4</span>, <span class="number">0x59f111f13956c25b</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xb58777ce887fd851</span>, <span class="number">0x15d1ec8b73ac8450</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha256msg2_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
}
<span class="attribute">#[<span class="ident">simd_test</span>(<span class="ident">enable</span> <span class="op">=</span> <span class="string">"sha"</span>)]</span>
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">overflowing_literals</span>)]</span>
<span class="kw">unsafe</span> <span class="kw">fn</span> <span class="ident">test_mm_sha256rnds2_epu32</span>() {
<span class="kw">let</span> <span class="ident">a</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xe9b5dba5b5c0fbcf</span>, <span class="number">0x71374491428a2f98</span>);
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xab1c5ed5923f82a4</span>, <span class="number">0x59f111f13956c25b</span>);
<span class="kw">let</span> <span class="ident">k</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0</span>, <span class="number">0x12835b01d807aa98</span>);
<span class="kw">let</span> <span class="ident">expected</span> <span class="op">=</span> <span class="ident">_mm_set_epi64x</span>(<span class="number">0xd3063037effb15ea</span>, <span class="number">0x187ee3db0d6d1d19</span>);
<span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">_mm_sha256rnds2_epu32</span>(<span class="ident">a</span>, <span class="ident">b</span>, <span class="ident">k</span>);
<span class="ident">assert_eq_m128i</span>(<span class="ident">r</span>, <span class="ident">expected</span>);
}
}
</pre>
</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="../../../../../../main.js"></script><script defer src="../../../../../../search-index.js"></script></body></html>
distrib
>
Mageia
>
6
>
armv7hl
>
media
>
core-updates
>
by-pkgid
>
4e2dbb669434a7691662cb2f0ad38972
>
files
>
11722
