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<div id="projectname">simdjson<span id="projectnumber"> 4.2.2</span>
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<div id="projectbrief">Ridiculously Fast JSON</div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#ifndef SIMDJSON_WESTMERE_SIMD_H</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#define SIMDJSON_WESTMERE_SIMD_H</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span> </div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#ifndef SIMDJSON_CONDITIONAL_INCLUDE</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include "simdjson/westmere/base.h"</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include "simdjson/westmere/bitmanipulation.h"</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include "simdjson/internal/simdprune_tables.h"</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_CONDITIONAL_INCLUDE</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span> </div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacesimdjson.html">simdjson</a> {</div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="keyword">namespace </span>westmere {</div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="keyword">namespace </span>{</div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="keyword">namespace </span>simd {</div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> </div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">template</span><<span class="keyword">typename</span> Child></div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">struct </span>base {</div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> __m128i value;</div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// Zero constructor</span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> simdjson_inline base() : value{__m128i()} {}</div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// Conversion from SIMD register</span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> simdjson_inline base(<span class="keyword">const</span> __m128i _value) : value(_value) {}</div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// Conversion to SIMD register</span></div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> simdjson_inline <span class="keyword">operator</span> <span class="keyword">const</span> __m128i&() <span class="keyword">const</span> { <span class="keywordflow">return</span> this->value; }</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> simdjson_inline <span class="keyword">operator</span> __m128i&() { <span class="keywordflow">return</span> this->value; }</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <span class="comment">// Bit operations</span></div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> simdjson_inline Child operator|(<span class="keyword">const</span> Child other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_or_si128(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> simdjson_inline Child operator&(<span class="keyword">const</span> Child other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_and_si128(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> simdjson_inline Child operator^(<span class="keyword">const</span> Child other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_xor_si128(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> simdjson_inline Child bit_andnot(<span class="keyword">const</span> Child other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_andnot_si128(other, *<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> simdjson_inline Child& operator|=(<span class="keyword">const</span> Child other) { <span class="keyword">auto</span> this_cast = <span class="keyword">static_cast<</span>Child*<span class="keyword">></span>(<span class="keyword">this</span>); *this_cast = *this_cast | other; <span class="keywordflow">return</span> *this_cast; }</div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> simdjson_inline Child& operator&=(<span class="keyword">const</span> Child other) { <span class="keyword">auto</span> this_cast = <span class="keyword">static_cast<</span>Child*<span class="keyword">></span>(<span class="keyword">this</span>); *this_cast = *this_cast & other; <span class="keywordflow">return</span> *this_cast; }</div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> simdjson_inline Child& operator^=(<span class="keyword">const</span> Child other) { <span class="keyword">auto</span> this_cast = <span class="keyword">static_cast<</span>Child*<span class="keyword">></span>(<span class="keyword">this</span>); *this_cast = *this_cast ^ other; <span class="keywordflow">return</span> *this_cast; }</div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> };</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> </div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Mask=simd8<<span class="keywordtype">bool</span>>></div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">struct </span>base8: base<simd8<T>> {</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">typedef</span> uint16_t bitmask_t;</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">typedef</span> uint32_t bitmask2_t;</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> simdjson_inline base8() : base<simd8<T>>() {}</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> simdjson_inline base8(<span class="keyword">const</span> __m128i _value) : base<simd8<T>>(_value) {}</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> </div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">friend</span> simdjson_inline Mask <a class="code hl_function" href="namespacesimdjson_1_1_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand.html#aab771b17058b0c93bdd0a8679c2c4d84">operator==</a>(<span class="keyword">const</span> simd8<T> lhs, <span class="keyword">const</span> simd8<T> rhs) { <span class="keywordflow">return</span> _mm_cmpeq_epi8(lhs, rhs); }</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> </div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> SIZE = <span class="keyword">sizeof</span>(base<simd8<T>>::value);</div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">template</span><<span class="keywordtype">int</span> N=1></div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> simdjson_inline simd8<T> prev(<span class="keyword">const</span> simd8<T> prev_chunk)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keywordflow">return</span> _mm_alignr_epi8(*<span class="keyword">this</span>, prev_chunk, 16 - N);</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> }</div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> };</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// SIMD byte mask type (returned by things like eq and gt)</span></div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">template</span><></div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">struct </span>simd8<bool>: base8<bool> {</div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">static</span> simdjson_inline simd8<bool> splat(<span class="keywordtype">bool</span> _value) { <span class="keywordflow">return</span> _mm_set1_epi8(uint8_t(-(!!_value))); }</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> simdjson_inline simd8() : base8() {}</div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> simdjson_inline simd8(<span class="keyword">const</span> __m128i _value) : base8<bool>(_value) {}</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="comment">// Splat constructor</span></div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> simdjson_inline simd8(<span class="keywordtype">bool</span> _value) : base8<bool>(splat(_value)) {}</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> </div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> simdjson_inline <span class="keywordtype">int</span> to_bitmask()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_movemask_epi8(*<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> simdjson_inline <span class="keywordtype">bool</span> any()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !_mm_testz_si128(*<span class="keyword">this</span>, *<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> simdjson_inline simd8<bool> operator~()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *<span class="keyword">this</span> ^ <span class="keyword">true</span>; }</div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> };</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keyword">template</span><<span class="keyword">typename</span> T></div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">struct </span>base8_numeric: base8<T> {</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keyword">static</span> simdjson_inline simd8<T> splat(T _value) { <span class="keywordflow">return</span> _mm_set1_epi8(_value); }</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keyword">static</span> simdjson_inline simd8<T> zero() { <span class="keywordflow">return</span> _mm_setzero_si128(); }</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> <span class="keyword">static</span> simdjson_inline simd8<T> load(<span class="keyword">const</span> T values[16]) {</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">return</span> _mm_loadu_si128(<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>__m128i *<span class="keyword">></span>(values));</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> }</div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// Repeat 16 values as many times as necessary (usually for lookup tables)</span></div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">static</span> simdjson_inline simd8<T> repeat_16(</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> T v0, T v1, T v2, T v3, T v4, T v5, T v6, T v7,</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> T v8, T v9, T v10, T v11, T v12, T v13, T v14, T v15</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> ) {</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">return</span> simd8<T>(</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> v0, v1, v2, v3, v4, v5, v6, v7,</div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> v8, v9, v10,v11,v12,v13,v14,v15</div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> );</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> }</div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> </div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> simdjson_inline base8_numeric() : base8<T>() {}</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> simdjson_inline base8_numeric(<span class="keyword">const</span> __m128i _value) : base8<T>(_value) {}</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> </div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="comment">// Store to array</span></div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> simdjson_inline <span class="keywordtype">void</span> store(T dst[16])<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_storeu_si128(<span class="keyword">reinterpret_cast<</span>__m128i *<span class="keyword">></span>(dst), *<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="comment">// Override to distinguish from bool version</span></div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> simdjson_inline simd8<T> operator~()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *<span class="keyword">this</span> ^ 0xFFu; }</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> </div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="comment">// Addition/subtraction are the same for signed and unsigned</span></div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> simdjson_inline simd8<T> operator+(<span class="keyword">const</span> simd8<T> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_add_epi8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> simdjson_inline simd8<T> operator-(<span class="keyword">const</span> simd8<T> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_sub_epi8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> simdjson_inline simd8<T>& operator+=(<span class="keyword">const</span> simd8<T> other) { *<span class="keyword">this</span> = *<span class="keyword">this</span> + other; <span class="keywordflow">return</span> *<span class="keyword">static_cast<</span>simd8<T>*<span class="keyword">></span>(<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> simdjson_inline simd8<T>& operator-=(<span class="keyword">const</span> simd8<T> other) { *<span class="keyword">this</span> = *<span class="keyword">this</span> - other; <span class="keywordflow">return</span> *<span class="keyword">static_cast<</span>simd8<T>*<span class="keyword">></span>(<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> </div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="comment">// Perform a lookup assuming the value is between 0 and 16 (undefined behavior for out of range values)</span></div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> simdjson_inline simd8<L> lookup_16(simd8<L> lookup_table)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="keywordflow">return</span> _mm_shuffle_epi8(lookup_table, *<span class="keyword">this</span>);</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> }</div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> </div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="comment">// Copies to 'output" all bytes corresponding to a 0 in the mask (interpreted as a bitset).</span></div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="comment">// Passing a 0 value for mask would be equivalent to writing out every byte to output.</span></div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="comment">// Only the first 16 - count_ones(mask) bytes of the result are significant but 16 bytes</span></div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="comment">// get written.</span></div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="comment">// Design consideration: it seems like a function with the</span></div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="comment">// signature simd8<L> compress(uint32_t mask) would be</span></div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// sensible, but the AVX ISA makes this kind of approach difficult.</span></div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> simdjson_inline <span class="keywordtype">void</span> compress(uint16_t mask, L * output)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="keyword">using </span>internal::thintable_epi8;</div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">using </span>internal::BitsSetTable256mul2;</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keyword">using </span>internal::pshufb_combine_table;</div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// this particular implementation was inspired by work done by @animetosho</span></div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// we do it in two steps, first 8 bytes and then second 8 bytes</span></div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> uint8_t mask1 = uint8_t(mask); <span class="comment">// least significant 8 bits</span></div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> uint8_t mask2 = uint8_t(mask >> 8); <span class="comment">// most significant 8 bits</span></div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="comment">// next line just loads the 64-bit values thintable_epi8[mask1] and</span></div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// thintable_epi8[mask2] into a 128-bit register, using only</span></div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="comment">// two instructions on most compilers.</span></div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> __m128i shufmask = _mm_set_epi64x(thintable_epi8[mask2], thintable_epi8[mask1]);</div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="comment">// we increment by 0x08 the second half of the mask</span></div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> shufmask =</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> _mm_add_epi8(shufmask, _mm_set_epi32(0x08080808, 0x08080808, 0, 0));</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="comment">// this is the version "nearly pruned"</span></div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> __m128i pruned = _mm_shuffle_epi8(*<span class="keyword">this</span>, shufmask);</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="comment">// we still need to put the two halves together.</span></div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="comment">// we compute the popcount of the first half:</span></div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> <span class="keywordtype">int</span> pop1 = BitsSetTable256mul2[mask1];</div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="comment">// then load the corresponding mask, what it does is to write</span></div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="comment">// only the first pop1 bytes from the first 8 bytes, and then</span></div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> <span class="comment">// it fills in with the bytes from the second 8 bytes + some filling</span></div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// at the end.</span></div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> __m128i compactmask =</div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> _mm_loadu_si128(<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>__m128i *<span class="keyword">></span>(pshufb_combine_table + pop1 * 8));</div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> __m128i answer = _mm_shuffle_epi8(pruned, compactmask);</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> _mm_storeu_si128(<span class="keyword">reinterpret_cast<</span>__m128i *<span class="keyword">></span>(output), answer);</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> }</div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> simdjson_inline simd8<L> lookup_16(</div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> L replace0, L replace1, L replace2, L replace3,</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> L replace4, L replace5, L replace6, L replace7,</div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> L replace8, L replace9, L replace10, L replace11,</div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> L replace12, L replace13, L replace14, L replace15)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="keywordflow">return</span> lookup_16(simd8<L>::repeat_16(</div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> replace0, replace1, replace2, replace3,</div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> replace4, replace5, replace6, replace7,</div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> replace8, replace9, replace10, replace11,</div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> replace12, replace13, replace14, replace15</div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> ));</div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> }</div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> };</div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> </div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <span class="comment">// Signed bytes</span></div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="keyword">template</span><></div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <span class="keyword">struct </span>simd8<int8_t> : base8_numeric<int8_t> {</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> simdjson_inline simd8() : base8_numeric<int8_t>() {}</div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> simdjson_inline simd8(<span class="keyword">const</span> __m128i _value) : base8_numeric<int8_t>(_value) {}</div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="comment">// Splat constructor</span></div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> simdjson_inline simd8(int8_t _value) : simd8(splat(_value)) {}</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="comment">// Array constructor</span></div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> simdjson_inline simd8(<span class="keyword">const</span> int8_t* values) : simd8(load(values)) {}</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="comment">// Member-by-member initialization</span></div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> simdjson_inline simd8(</div>
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<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> int8_t v0, int8_t v1, int8_t v2, int8_t v3, int8_t v4, int8_t v5, int8_t v6, int8_t v7,</div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> int8_t v8, int8_t v9, int8_t v10, int8_t v11, int8_t v12, int8_t v13, int8_t v14, int8_t v15</div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> ) : simd8(_mm_setr_epi8(</div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> v0, v1, v2, v3, v4, v5, v6, v7,</div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> v8, v9, v10,v11,v12,v13,v14,v15</div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> )) {}</div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="comment">// Repeat 16 values as many times as necessary (usually for lookup tables)</span></div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> simdjson_inline <span class="keyword">static</span> simd8<int8_t> repeat_16(</div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> int8_t v0, int8_t v1, int8_t v2, int8_t v3, int8_t v4, int8_t v5, int8_t v6, int8_t v7,</div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> int8_t v8, int8_t v9, int8_t v10, int8_t v11, int8_t v12, int8_t v13, int8_t v14, int8_t v15</div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> ) {</div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="keywordflow">return</span> simd8<int8_t>(</div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> v0, v1, v2, v3, v4, v5, v6, v7,</div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> v8, v9, v10,v11,v12,v13,v14,v15</div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> );</div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> }</div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <span class="comment">// Order-sensitive comparisons</span></div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> simdjson_inline simd8<int8_t> max_val(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_max_epi8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> simdjson_inline simd8<int8_t> min_val(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_min_epi8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> simdjson_inline simd8<bool> operator>(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_cmpgt_epi8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> simdjson_inline simd8<bool> operator<(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_cmpgt_epi8(other, *<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> };</div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="comment">// Unsigned bytes</span></div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keyword">template</span><></div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="keyword">struct </span>simd8<uint8_t>: base8_numeric<uint8_t> {</div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> simdjson_inline simd8() : base8_numeric<uint8_t>() {}</div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> simdjson_inline simd8(<span class="keyword">const</span> __m128i _value) : base8_numeric<uint8_t>(_value) {}</div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <span class="comment">// Splat constructor</span></div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> simdjson_inline simd8(uint8_t _value) : simd8(splat(_value)) {}</div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="comment">// Array constructor</span></div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> simdjson_inline simd8(<span class="keyword">const</span> uint8_t* values) : simd8(load(values)) {}</div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// Member-by-member initialization</span></div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> simdjson_inline simd8(</div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> uint8_t v0, uint8_t v1, uint8_t v2, uint8_t v3, uint8_t v4, uint8_t v5, uint8_t v6, uint8_t v7,</div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> uint8_t v8, uint8_t v9, uint8_t v10, uint8_t v11, uint8_t v12, uint8_t v13, uint8_t v14, uint8_t v15</div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> ) : simd8(_mm_setr_epi8(</div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> v0, v1, v2, v3, v4, v5, v6, v7,</div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> v8, v9, v10,v11,v12,v13,v14,v15</div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> )) {}</div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="comment">// Repeat 16 values as many times as necessary (usually for lookup tables)</span></div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> simdjson_inline <span class="keyword">static</span> simd8<uint8_t> repeat_16(</div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> uint8_t v0, uint8_t v1, uint8_t v2, uint8_t v3, uint8_t v4, uint8_t v5, uint8_t v6, uint8_t v7,</div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> uint8_t v8, uint8_t v9, uint8_t v10, uint8_t v11, uint8_t v12, uint8_t v13, uint8_t v14, uint8_t v15</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> ) {</div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="keywordflow">return</span> simd8<uint8_t>(</div>
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<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> v0, v1, v2, v3, v4, v5, v6, v7,</div>
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<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> v8, v9, v10,v11,v12,v13,v14,v15</div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> );</div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> }</div>
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> </div>
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<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <span class="comment">// Saturated math</span></div>
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<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> simdjson_inline simd8<uint8_t> saturating_add(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_adds_epu8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> simdjson_inline simd8<uint8_t> saturating_sub(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_subs_epu8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> </div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="comment">// Order-specific operations</span></div>
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<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> simdjson_inline simd8<uint8_t> max_val(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_max_epu8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> simdjson_inline simd8<uint8_t> min_val(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_min_epu8(*<span class="keyword">this</span>, other); }</div>
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="comment">// Same as >, but only guarantees true is nonzero (< guarantees true = -1)</span></div>
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<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> simdjson_inline simd8<uint8_t> gt_bits(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> this->saturating_sub(other); }</div>
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<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <span class="comment">// Same as <, but only guarantees true is nonzero (< guarantees true = -1)</span></div>
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<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> simdjson_inline simd8<uint8_t> lt_bits(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> other.saturating_sub(*<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> simdjson_inline simd8<bool> operator<=(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> other.max_val(*<span class="keyword">this</span>) == other; }</div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> simdjson_inline simd8<bool> operator>=(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> other.min_val(*<span class="keyword">this</span>) == other; }</div>
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<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> simdjson_inline simd8<bool> operator>(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> this->gt_bits(other).any_bits_set(); }</div>
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<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> simdjson_inline simd8<bool> operator<(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> this->gt_bits(other).any_bits_set(); }</div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> </div>
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> <span class="comment">// Bit-specific operations</span></div>
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<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> simdjson_inline simd8<bool> bits_not_set()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *<span class="keyword">this</span> == uint8_t(0); }</div>
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<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> simdjson_inline simd8<bool> bits_not_set(simd8<uint8_t> bits)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (*<span class="keyword">this</span> & bits).bits_not_set(); }</div>
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<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> simdjson_inline simd8<bool> any_bits_set()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> ~this->bits_not_set(); }</div>
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<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> simdjson_inline simd8<bool> any_bits_set(simd8<uint8_t> bits)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> ~this->bits_not_set(bits); }</div>
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<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> simdjson_inline <span class="keywordtype">bool</span> is_ascii()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_movemask_epi8(*<span class="keyword">this</span>) == 0; }</div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> simdjson_inline <span class="keywordtype">bool</span> bits_not_set_anywhere()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_testz_si128(*<span class="keyword">this</span>, *<span class="keyword">this</span>); }</div>
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> simdjson_inline <span class="keywordtype">bool</span> any_bits_set_anywhere()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !bits_not_set_anywhere(); }</div>
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<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> simdjson_inline <span class="keywordtype">bool</span> bits_not_set_anywhere(simd8<uint8_t> bits)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_testz_si128(*<span class="keyword">this</span>, bits); }</div>
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<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> simdjson_inline <span class="keywordtype">bool</span> any_bits_set_anywhere(simd8<uint8_t> bits)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !bits_not_set_anywhere(bits); }</div>
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<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> <span class="keyword">template</span><<span class="keywordtype">int</span> N></div>
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<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> simdjson_inline simd8<uint8_t> shr()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> simd8<uint8_t>(_mm_srli_epi16(*<span class="keyword">this</span>, N)) & uint8_t(0xFFu >> N); }</div>
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<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keyword">template</span><<span class="keywordtype">int</span> N></div>
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<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> simdjson_inline simd8<uint8_t> shl()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> simd8<uint8_t>(_mm_slli_epi16(*<span class="keyword">this</span>, N)) & uint8_t(0xFFu << N); }</div>
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<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="comment">// Get one of the bits and make a bitmask out of it.</span></div>
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<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> <span class="comment">// e.g. value.get_bit<7>() gets the high bit</span></div>
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<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <span class="keyword">template</span><<span class="keywordtype">int</span> N></div>
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> simdjson_inline <span class="keywordtype">int</span> get_bit()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _mm_movemask_epi8(_mm_slli_epi16(*<span class="keyword">this</span>, 7-N)); }</div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> };</div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> </div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <span class="keyword">template</span><<span class="keyword">typename</span> T></div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="keyword">struct </span>simd8x64 {</div>
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<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="keyword">static</span> <span class="keyword">constexpr</span> <span class="keywordtype">int</span> NUM_CHUNKS = 64 / <span class="keyword">sizeof</span>(simd8<T>);</div>
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<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="keyword">static_assert</span>(NUM_CHUNKS == 4, <span class="stringliteral">"Westmere kernel should use four registers per 64-byte block."</span>);</div>
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<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <span class="keyword">const</span> simd8<T> chunks[NUM_CHUNKS];</div>
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<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> </div>
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<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> simd8x64(<span class="keyword">const</span> simd8x64<T>& o) = <span class="keyword">delete</span>; <span class="comment">// no copy allowed</span></div>
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<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> simd8x64<T>& operator=(<span class="keyword">const</span> simd8<T>& other) = <span class="keyword">delete</span>; <span class="comment">// no assignment allowed</span></div>
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<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> simd8x64() = <span class="keyword">delete</span>; <span class="comment">// no default constructor allowed</span></div>
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<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> </div>
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<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> simdjson_inline simd8x64(<span class="keyword">const</span> simd8<T> chunk0, <span class="keyword">const</span> simd8<T> chunk1, <span class="keyword">const</span> simd8<T> chunk2, <span class="keyword">const</span> simd8<T> chunk3) : chunks{chunk0, chunk1, chunk2, chunk3} {}</div>
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<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> simdjson_inline simd8x64(<span class="keyword">const</span> T ptr[64]) : chunks{simd8<T>::load(ptr), simd8<T>::load(ptr+16), simd8<T>::load(ptr+32), simd8<T>::load(ptr+48)} {}</div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> </div>
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<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> simdjson_inline <span class="keywordtype">void</span> store(T ptr[64])<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> this->chunks[0].store(ptr+<span class="keyword">sizeof</span>(simd8<T>)*0);</div>
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<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> this->chunks[1].store(ptr+<span class="keyword">sizeof</span>(simd8<T>)*1);</div>
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<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> this->chunks[2].store(ptr+<span class="keyword">sizeof</span>(simd8<T>)*2);</div>
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<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> this->chunks[3].store(ptr+<span class="keyword">sizeof</span>(simd8<T>)*3);</div>
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<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> }</div>
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<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> </div>
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<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> simdjson_inline simd8<T> reduce_or()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="keywordflow">return</span> (this->chunks[0] | this->chunks[1]) | (this->chunks[2] | this->chunks[3]);</div>
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<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> }</div>
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<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> </div>
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<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> simdjson_inline uint64_t compress(uint64_t mask, T * output)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> this->chunks[0].compress(uint16_t(mask), output);</div>
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<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> this->chunks[1].compress(uint16_t(mask >> 16), output + 16 - count_ones(mask & 0xFFFF));</div>
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<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> this->chunks[2].compress(uint16_t(mask >> 32), output + 32 - count_ones(mask & 0xFFFFFFFF));</div>
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<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> this->chunks[3].compress(uint16_t(mask >> 48), output + 48 - count_ones(mask & 0xFFFFFFFFFFFF));</div>
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<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <span class="keywordflow">return</span> 64 - count_ones(mask);</div>
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<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> }</div>
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<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> </div>
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<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> simdjson_inline uint64_t to_bitmask()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> uint64_t r0 = uint32_t(this->chunks[0].to_bitmask() );</div>
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<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> uint64_t r1 = this->chunks[1].to_bitmask() ;</div>
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<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> uint64_t r2 = this->chunks[2].to_bitmask() ;</div>
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<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> uint64_t r3 = this->chunks[3].to_bitmask() ;</div>
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<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keywordflow">return</span> r0 | (r1 << 16) | (r2 << 32) | (r3 << 48);</div>
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<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> }</div>
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<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> </div>
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<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> simdjson_inline uint64_t eq(<span class="keyword">const</span> T m)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="keyword">const</span> simd8<T> mask = simd8<T>::splat(m);</div>
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<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <span class="keywordflow">return</span> simd8x64<bool>(</div>
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<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> this->chunks[0] == mask,</div>
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<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> this->chunks[1] == mask,</div>
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<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> this->chunks[2] == mask,</div>
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<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> this->chunks[3] == mask</div>
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<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> ).to_bitmask();</div>
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<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> }</div>
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<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> </div>
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<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> simdjson_inline uint64_t eq(<span class="keyword">const</span> simd8x64<uint8_t> &other)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> <span class="keywordflow">return</span> simd8x64<bool>(</div>
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<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> this->chunks[0] == other.chunks[0],</div>
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<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> this->chunks[1] == other.chunks[1],</div>
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<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> this->chunks[2] == other.chunks[2],</div>
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<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> this->chunks[3] == other.chunks[3]</div>
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<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> ).to_bitmask();</div>
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<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> }</div>
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<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> </div>
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<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> simdjson_inline uint64_t lteq(<span class="keyword">const</span> T m)<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <span class="keyword">const</span> simd8<T> mask = simd8<T>::splat(m);</div>
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<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <span class="keywordflow">return</span> simd8x64<bool>(</div>
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<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> this->chunks[0] <= mask,</div>
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<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> this->chunks[1] <= mask,</div>
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<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> this->chunks[2] <= mask,</div>
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<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> this->chunks[3] <= mask</div>
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<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> ).to_bitmask();</div>
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<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> }</div>
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<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> }; <span class="comment">// struct simd8x64<T></span></div>
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<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> </div>
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<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span>} <span class="comment">// namespace simd</span></div>
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<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span>} <span class="comment">// unnamed namespace</span></div>
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<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span>} <span class="comment">// namespace westmere</span></div>
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<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span>} <span class="comment">// namespace simdjson</span></div>
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<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> </div>
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<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span><span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_WESTMERE_SIMD_INPUT_H</span></div>
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<div class="ttc" id="anamespacesimdjson_1_1_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand_html_aab771b17058b0c93bdd0a8679c2c4d84"><div class="ttname"><a href="namespacesimdjson_1_1_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand.html#aab771b17058b0c93bdd0a8679c2c4d84">simdjson::SIMDJSON_IMPLEMENTATION::ondemand::operator==</a></div><div class="ttdeci">simdjson_unused simdjson_inline bool operator==(const raw_json_string &a, std::string_view c) noexcept</div><div class="ttdoc">Comparisons between raw_json_string and std::string_view instances are potentially unsafe: the user i...</div><div class="ttdef"><b>Definition</b> <a href="raw__json__string-inl_8h_source.html#l00147">raw_json_string-inl.h:147</a></div></div>
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<div class="ttc" id="anamespacesimdjson_html"><div class="ttname"><a href="namespacesimdjson.html">simdjson</a></div><div class="ttdoc">The top level simdjson namespace, containing everything the library provides.</div><div class="ttdef"><b>Definition</b> <a href="arm64_2base_8h_source.html#l00008">base.h:8</a></div></div>
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