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lemire
@@ -102,80 +102,84 @@ $(document).ready(function(){initNavTree('arm64_2bitmanipulation_8h_source.html'
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// but the algorithms do not end up using the returned value.</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// Sadly, sanitizers are not smart enough to figure it out.</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> SIMDJSON_NO_SANITIZE_UNDEFINED</div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ret;</div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  <span class="comment">// Search the mask data from least significant bit (LSB)</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="comment">// to the most significant bit (MSB) for a set bit (1).</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  _BitScanForward64(&ret, input_num);</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)ret;</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> }</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keywordflow">return</span> input_num & (input_num-1);</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> }</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> leading_zero = 0;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="comment">// Search the mask data from most significant bit (MSB)</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="comment">// to least significant bit (LSB) for a set bit (1).</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">if</span> (_BitScanReverse64(&leading_zero, input_num))</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)(63 - leading_zero);</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> 64;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> __builtin_clzll(input_num);</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#endif</span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> }</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> simdjson_inline <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">return</span> vaddv_u8(vcnt_u8(vcreate_u8(input_num)));</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> }</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#if defined(__GNUC__) </span><span class="comment">// catches clang and gcc</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"></span><span class="comment">/*</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * We use SIMDJSON_PREFER_REVERSE_BITS as a hint that algorithms that</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> * work well with bit reversal may use it.</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> */</span><span class="preprocessor"></span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#define SIMDJSON_PREFER_REVERSE_BITS 1</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">/* reverse the bits */</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> simdjson_inline uint64_t reverse_bits(uint64_t input_num) {</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  uint64_t rev_bits;</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  __asm(<span class="stringliteral">"rbit %0, %1"</span> : <span class="stringliteral">"=r"</span>(rev_bits) : <span class="stringliteral">"r"</span>(input_num));</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">return</span> rev_bits;</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> }</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  </div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> SIMDJSON_NO_SANITIZE_UNDEFINED</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> simdjson_inline uint64_t zero_leading_bit(uint64_t rev_bits, <span class="keywordtype">int</span> leading_zeroes) {</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> rev_bits ^ (uint64_t(0x8000000000000000) >> leading_zeroes);</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> }</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  </div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2, uint64_t *result) {</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  *result = value1 + value2;</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">return</span> *result < value1;</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> }</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> } <span class="comment">// unnamed namespace</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> } <span class="comment">// namespace simdjson</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// This function can be used safely even if not all bytes have been</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// initialized.</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// See issue https://github.com/simdjson/simdjson/issues/1965</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> SIMDJSON_NO_SANITIZE_MEMORY</div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ret;</div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="comment">// Search the mask data from least significant bit (LSB)</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="comment">// to the most significant bit (MSB) for a set bit (1).</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  _BitScanForward64(&ret, input_num);</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)ret;</div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> }</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">return</span> input_num & (input_num-1);</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> }</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> leading_zero = 0;</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// Search the mask data from most significant bit (MSB)</span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="comment">// to least significant bit (LSB) for a set bit (1).</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">if</span> (_BitScanReverse64(&leading_zero, input_num))</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)(63 - leading_zero);</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> 64;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">return</span> __builtin_clzll(input_num);</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#endif</span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div>
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||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> simdjson_inline <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> vaddv_u8(vcnt_u8(vcreate_u8(input_num)));</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> }</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div>
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||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#if defined(__GNUC__) </span><span class="comment">// catches clang and gcc</span></div>
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||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"></span><span class="comment">/*</span></div>
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||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * We use SIMDJSON_PREFER_REVERSE_BITS as a hint that algorithms that</span></div>
|
||||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> * work well with bit reversal may use it.</span></div>
|
||||
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> */</span><span class="preprocessor"></span></div>
|
||||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#define SIMDJSON_PREFER_REVERSE_BITS 1</span></div>
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||||
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  </div>
|
||||
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">/* reverse the bits */</span></div>
|
||||
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> simdjson_inline uint64_t reverse_bits(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  uint64_t rev_bits;</div>
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||||
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  __asm(<span class="stringliteral">"rbit %0, %1"</span> : <span class="stringliteral">"=r"</span>(rev_bits) : <span class="stringliteral">"r"</span>(input_num));</div>
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||||
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">return</span> rev_bits;</div>
|
||||
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> }</div>
|
||||
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
|
||||
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> SIMDJSON_NO_SANITIZE_UNDEFINED</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> simdjson_inline uint64_t zero_leading_bit(uint64_t rev_bits, <span class="keywordtype">int</span> leading_zeroes) {</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">return</span> rev_bits ^ (uint64_t(0x8000000000000000) >> leading_zeroes);</div>
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||||
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> }</div>
|
||||
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div>
|
||||
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div>
|
||||
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2, uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  *result = value1 + value2;</div>
|
||||
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">return</span> *result < value1;</div>
|
||||
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div>
|
||||
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
|
||||
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_ARM64_BITMANIPULATION_H</span></div>
|
||||
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  </div>
|
||||
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_ARM64_BITMANIPULATION_H</span></div>
|
||||
<div class="ttc" id="anamespacesimdjson_html"><div class="ttname"><a href="namespacesimdjson.html">simdjson</a></div><div class="ttdoc">We want to support argument-dependent lookup (ADL).</div><div class="ttdef"><b>Definition:</b> <a href="arm64_2bitmanipulation_8h_source.html#l00004">bitmanipulation.h:4</a></div></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
</div><!-- doc-content -->
|
||||
|
||||
@@ -102,54 +102,58 @@ $(document).ready(function(){initNavTree('haswell_2bitmanipulation_8h_source.htm
|
||||
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// but the algorithms do not end up using the returned value.</span></div>
|
||||
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// Sadly, sanitizers are not smart enough to figure it out.</span></div>
|
||||
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> SIMDJSON_NO_SANITIZE_UNDEFINED</div>
|
||||
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)_tzcnt_u64(input_num);</div>
|
||||
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"></span> <span class="comment">// You might expect the next line to be equivalent to</span></div>
|
||||
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="comment">// return (int)_tzcnt_u64(input_num);</span></div>
|
||||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="comment">// but the generated code differs and might be less efficient?</span></div>
|
||||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"></span> <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
|
||||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> }</div>
|
||||
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
|
||||
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordflow">return</span> _blsr_u64(input_num);</div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> }</div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  </div>
|
||||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> int(_lzcnt_u64(input_num));</div>
|
||||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> }</div>
|
||||
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div>
|
||||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> simdjson_inline <span class="keywordtype">unsigned</span> __int64 count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// note: we do not support legacy 32-bit Windows</span></div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> __popcnt64(input_num);<span class="comment">// Visual Studio wants two underscores</span></div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> }</div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> simdjson_inline <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> _popcnt64(input_num);</div>
|
||||
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// This function can be used safely even if not all bytes have been</span></div>
|
||||
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// initialized.</span></div>
|
||||
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// See issue https://github.com/simdjson/simdjson/issues/1965</span></div>
|
||||
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> SIMDJSON_NO_SANITIZE_MEMORY</div>
|
||||
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)_tzcnt_u64(input_num);</div>
|
||||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"></span> <span class="comment">// You might expect the next line to be equivalent to</span></div>
|
||||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="comment">// return (int)_tzcnt_u64(input_num);</span></div>
|
||||
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="comment">// but the generated code differs and might be less efficient?</span></div>
|
||||
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"></span> <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
|
||||
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> }</div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">return</span> _blsr_u64(input_num);</div>
|
||||
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> }</div>
|
||||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div>
|
||||
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> int(_lzcnt_u64(input_num));</div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> }</div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> simdjson_inline <span class="keywordtype">unsigned</span> __int64 count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="comment">// note: we do not support legacy 32-bit Windows</span></div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> __popcnt64(input_num);<span class="comment">// Visual Studio wants two underscores</span></div>
|
||||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> }</div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  </div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2,</div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">return</span> _addcarry_u64(0, value1, value2,</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> __int64 *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> }</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> simdjson_inline <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">return</span> _popcnt64(input_num);</div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> }</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2,</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">return</span> _addcarry_u64(0, value1, value2,</div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> __int64 *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> }</div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_HASWELL_BITMANIPULATION_H</span></div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  </div>
|
||||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_HASWELL_BITMANIPULATION_H</span></div>
|
||||
<div class="ttc" id="anamespacesimdjson_html"><div class="ttname"><a href="namespacesimdjson.html">simdjson</a></div><div class="ttdoc">We want to support argument-dependent lookup (ADL).</div><div class="ttdef"><b>Definition:</b> <a href="arm64_2bitmanipulation_8h_source.html#l00004">bitmanipulation.h:4</a></div></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
</div><!-- doc-content -->
|
||||
|
||||
@@ -102,54 +102,58 @@ $(document).ready(function(){initNavTree('icelake_2bitmanipulation_8h_source.htm
|
||||
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// but the algorithms do not end up using the returned value.</span></div>
|
||||
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// Sadly, sanitizers are not smart enough to figure it out.</span></div>
|
||||
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> SIMDJSON_NO_SANITIZE_UNDEFINED</div>
|
||||
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)_tzcnt_u64(input_num);</div>
|
||||
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"></span> <span class="comment">// You might expect the next line to be equivalent to</span></div>
|
||||
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="comment">// return (int)_tzcnt_u64(input_num);</span></div>
|
||||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="comment">// but the generated code differs and might be less efficient?</span></div>
|
||||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"></span> <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
|
||||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> }</div>
|
||||
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
|
||||
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordflow">return</span> _blsr_u64(input_num);</div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> }</div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  </div>
|
||||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> int(_lzcnt_u64(input_num));</div>
|
||||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> }</div>
|
||||
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div>
|
||||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> simdjson_inline <span class="keywordtype">unsigned</span> __int64 count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// note: we do not support legacy 32-bit Windows</span></div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> __popcnt64(input_num);<span class="comment">// Visual Studio wants two underscores</span></div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> }</div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> simdjson_inline <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> _popcnt64(input_num);</div>
|
||||
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// This function can be used safely even if not all bytes have been</span></div>
|
||||
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// initialized.</span></div>
|
||||
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// See issue https://github.com/simdjson/simdjson/issues/1965</span></div>
|
||||
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> SIMDJSON_NO_SANITIZE_MEMORY</div>
|
||||
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)_tzcnt_u64(input_num);</div>
|
||||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"></span> <span class="comment">// You might expect the next line to be equivalent to</span></div>
|
||||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="comment">// return (int)_tzcnt_u64(input_num);</span></div>
|
||||
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="comment">// but the generated code differs and might be less efficient?</span></div>
|
||||
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"></span> <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
|
||||
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> }</div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">return</span> _blsr_u64(input_num);</div>
|
||||
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> }</div>
|
||||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div>
|
||||
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> int(_lzcnt_u64(input_num));</div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> }</div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> simdjson_inline <span class="keywordtype">unsigned</span> __int64 count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="comment">// note: we do not support legacy 32-bit Windows</span></div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> __popcnt64(input_num);<span class="comment">// Visual Studio wants two underscores</span></div>
|
||||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> }</div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  </div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2,</div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">return</span> _addcarry_u64(0, value1, value2,</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> __int64 *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> }</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> simdjson_inline <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">return</span> _popcnt64(input_num);</div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> }</div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2,</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">return</span> _addcarry_u64(0, value1, value2,</div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> __int64 *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> }</div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_ICELAKE_BITMANIPULATION_H</span></div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  </div>
|
||||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_ICELAKE_BITMANIPULATION_H</span></div>
|
||||
<div class="ttc" id="anamespacesimdjson_html"><div class="ttname"><a href="namespacesimdjson.html">simdjson</a></div><div class="ttdoc">We want to support argument-dependent lookup (ADL).</div><div class="ttdef"><b>Definition:</b> <a href="arm64_2bitmanipulation_8h_source.html#l00004">bitmanipulation.h:4</a></div></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
</div><!-- doc-content -->
|
||||
|
||||
+6
-6
@@ -183,12 +183,12 @@ var NAVTREE =
|
||||
|
||||
var NAVTREEINDEX =
|
||||
[
|
||||
"annotated.html",
|
||||
"classsimdjson_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_1_1object.html#affa38e7fd0778672e7dd02916a97ad21",
|
||||
"classsimdjson_1_1dom_1_1object_1_1iterator.html#a951609ca7a164b499ff19adbe2de7983",
|
||||
"logger-inl_8h.html#ab8b9add577d4aba4fc244fa5a5bcb219",
|
||||
"parsedjson_8h_source.html",
|
||||
"structsimdjson_1_1simdjson__result_3_01_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand_1_1parser_01_4.html"
|
||||
"",
|
||||
"classsimdjson_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_1_1object.html#ae3d80f8e7f31c319fe6ee09c0860df83",
|
||||
"classsimdjson_1_1dom_1_1object_1_1iterator.html#a688f6c7f451602bb3385a93252c0828a",
|
||||
"logger-inl_8h.html#a92b499d3d191a02e913f90de4f641e2e",
|
||||
"padded__string_8h_source.html",
|
||||
"structsimdjson_1_1simdjson__result_3_01_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand_1_1object__iterator_01_4.html#a8362f620df4f825553c777ded202b97d"
|
||||
];
|
||||
|
||||
var SYNCONMSG = 'click to disable panel synchronisation';
|
||||
|
||||
+5
-5
@@ -1,5 +1,9 @@
|
||||
var NAVTREEINDEX0 =
|
||||
{
|
||||
"":[10,0,0,0],
|
||||
"":[10,0,0,1],
|
||||
"":[10,0,0,1,0,0],
|
||||
"":[10,0,1],
|
||||
"annotated.html":[11,0],
|
||||
"arm64_2begin_8h_source.html":[12,0,0,0,0,0],
|
||||
"arm64_2bitmanipulation_8h_source.html":[12,0,0,0,0,1],
|
||||
@@ -245,9 +249,5 @@ var NAVTREEINDEX0 =
|
||||
"classsimdjson_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_1_1object.html#ad742392a9223e096f1be16b7bbf20ca8":[11,0,0,1,0,7,6],
|
||||
"classsimdjson_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_1_1object.html#adbe7322f665109b9816c5bcb9c10a9cb":[11,0,0,1,0,7,10],
|
||||
"classsimdjson_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_1_1object.html#add102ee85423a75e22e4d7ca9a3eaacd":[11,0,0,1,0,7,4],
|
||||
"classsimdjson_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_1_1object.html#ae0bc6b9803e0c989e9defaf3edcaaae4":[11,0,0,1,0,7,16],
|
||||
"classsimdjson_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_1_1object.html#ae3d80f8e7f31c319fe6ee09c0860df83":[11,0,0,1,0,7,2],
|
||||
"classsimdjson_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_1_1object.html#ae5cda98fa74051d037c0c444c67efb15":[11,0,0,1,0,7,19],
|
||||
"classsimdjson_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_1_1object.html#aeb4a70edd1808f36210460ed410e8dae":[11,0,0,1,0,7,3],
|
||||
"classsimdjson_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_1_1object.html#aef6872e07743217fe2e2abe790a21d4c":[11,0,0,1,0,7,5]
|
||||
"classsimdjson_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_1_1object.html#ae0bc6b9803e0c989e9defaf3edcaaae4":[11,0,0,1,0,7,16]
|
||||
};
|
||||
|
||||
+5
-5
@@ -1,5 +1,9 @@
|
||||
var NAVTREEINDEX1 =
|
||||
{
|
||||
"classsimdjson_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_1_1object.html#ae3d80f8e7f31c319fe6ee09c0860df83":[11,0,0,1,0,7,2],
|
||||
"classsimdjson_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_1_1object.html#ae5cda98fa74051d037c0c444c67efb15":[11,0,0,1,0,7,19],
|
||||
"classsimdjson_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_1_1object.html#aeb4a70edd1808f36210460ed410e8dae":[11,0,0,1,0,7,3],
|
||||
"classsimdjson_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_1_1object.html#aef6872e07743217fe2e2abe790a21d4c":[11,0,0,1,0,7,5],
|
||||
"classsimdjson_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_1_1object.html#affa38e7fd0778672e7dd02916a97ad21":[11,0,0,1,0,7,9],
|
||||
"classsimdjson_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_1_1object__iterator.html":[11,0,0,1,0,8],
|
||||
"classsimdjson_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_1_1object__iterator.html#a3d4dcacb8171b99f783396bb6a337c65":[11,0,0,1,0,8,5],
|
||||
@@ -245,9 +249,5 @@ var NAVTREEINDEX1 =
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||||
"classsimdjson_1_1dom_1_1object_1_1iterator.html#a498ffa7fca4164634f87ff2ef0905f8b":[11,0,0,0,4,0,14],
|
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"classsimdjson_1_1dom_1_1object_1_1iterator.html#a54a99dcf9c422d5c24f3c570b6d9b6e4":[11,0,0,0,4,0,5],
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"classsimdjson_1_1dom_1_1object_1_1iterator.html#a5ad1b60fd5df56d9fdb8bce1e08de88f":[11,0,0,0,4,0,8],
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"classsimdjson_1_1dom_1_1object_1_1iterator.html#a5c80355d967cce16eab942a8d8351c7b":[11,0,0,0,4,0,2],
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"classsimdjson_1_1dom_1_1object_1_1iterator.html#a688f6c7f451602bb3385a93252c0828a":[11,0,0,0,4,0,10],
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"classsimdjson_1_1dom_1_1object_1_1iterator.html#a6d335de77b8c5b731566e48f6cacd95d":[11,0,0,0,4,0,7],
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"classsimdjson_1_1dom_1_1object_1_1iterator.html#a7b4a7d3017744fec3aa4252967f73204":[11,0,0,0,4,0,16],
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"classsimdjson_1_1dom_1_1object_1_1iterator.html#a83b3c467632c017400f95ff05d2367b3":[11,0,0,0,4,0,12]
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"classsimdjson_1_1dom_1_1object_1_1iterator.html#a5c80355d967cce16eab942a8d8351c7b":[11,0,0,0,4,0,2]
|
||||
};
|
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+6
-6
@@ -1,5 +1,9 @@
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var NAVTREEINDEX2 =
|
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{
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+43
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@@ -231,38 +231,51 @@ $(document).ready(function(){initNavTree('portability_8h_source.html',''); initR
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor">#define SIMDJSON_NO_SANITIZE_UNDEFINED</span></div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  </div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor">#if SIMDJSON_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">// This is one case where we do not distinguish between</span></div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment">// regular visual studio and clang under visual studio.</span></div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">// clang under Windows has _stricmp (like visual studio) but not strcasecmp (as clang normally has)</span></div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor">#define simdjson_strcasecmp _stricmp</span></div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor">#define simdjson_strncasecmp _strnicmp</span></div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// The strcasecmp, strncasecmp, and strcasestr functions do not work with multibyte strings (e.g. UTF-8).</span></div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment">// So they are only useful for ASCII in our context.</span></div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment">// https://www.gnu.org/software/libunistring/manual/libunistring.html#char-_002a-strings</span></div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor">#define simdjson_strcasecmp strcasecmp</span></div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor">#define simdjson_strncasecmp strncasecmp</span></div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div>
|
||||
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="preprocessor">#ifdef NDEBUG</span></div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  </div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#if SIMDJSON_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#define SIMDJSON_UNREACHABLE() __assume(0)</span></div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#define SIMDJSON_ASSUME(COND) __assume(COND)</span></div>
|
||||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  </div>
|
||||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor">#if defined(__clang__) || defined(__GNUC__)</span></div>
|
||||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor">#if defined(__has_feature)</span></div>
|
||||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor"># if __has_feature(memory_sanitizer)</span></div>
|
||||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor">#define SIMDJSON_NO_SANITIZE_MEMORY __attribute__((no_sanitize("memory"</span>)))</div>
|
||||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor"># endif </span><span class="comment">// if __has_feature(memory_sanitizer)</span></div>
|
||||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor">#endif </span><span class="comment">// defined(__has_feature)</span></div>
|
||||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment">// make sure it is defined as 'nothing' if it is unapplicable.</span></div>
|
||||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor">#ifndef SIMDJSON_NO_SANITIZE_MEMORY</span></div>
|
||||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor">#define SIMDJSON_NO_SANITIZE_MEMORY</span></div>
|
||||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  </div>
|
||||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="preprocessor">#if SIMDJSON_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">// This is one case where we do not distinguish between</span></div>
|
||||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment">// regular visual studio and clang under visual studio.</span></div>
|
||||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment">// clang under Windows has _stricmp (like visual studio) but not strcasecmp (as clang normally has)</span></div>
|
||||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#define simdjson_strcasecmp _stricmp</span></div>
|
||||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#define simdjson_strncasecmp _strnicmp</span></div>
|
||||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor">#define SIMDJSON_UNREACHABLE() __builtin_unreachable();</span></div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor">#define SIMDJSON_ASSUME(COND) do { if (!(COND)) __builtin_unreachable(); } while (0)</span></div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor">#else </span><span class="comment">// NDEBUG</span></div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="preprocessor">#define SIMDJSON_UNREACHABLE() assert(0);</span></div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor">#define SIMDJSON_ASSUME(COND) assert(COND)</span></div>
|
||||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment">// The strcasecmp, strncasecmp, and strcasestr functions do not work with multibyte strings (e.g. UTF-8).</span></div>
|
||||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment">// So they are only useful for ASCII in our context.</span></div>
|
||||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment">// https://www.gnu.org/software/libunistring/manual/libunistring.html#char-_002a-strings</span></div>
|
||||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="preprocessor">#define simdjson_strcasecmp strcasecmp</span></div>
|
||||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor">#define simdjson_strncasecmp strncasecmp</span></div>
|
||||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  </div>
|
||||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor">#ifdef NDEBUG</span></div>
|
||||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  </div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  </div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_PORTABILITY_H</span></div>
|
||||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#if SIMDJSON_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor">#define SIMDJSON_UNREACHABLE() __assume(0)</span></div>
|
||||
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor">#define SIMDJSON_ASSUME(COND) __assume(COND)</span></div>
|
||||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor">#define SIMDJSON_UNREACHABLE() __builtin_unreachable();</span></div>
|
||||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor">#define SIMDJSON_ASSUME(COND) do { if (!(COND)) __builtin_unreachable(); } while (0)</span></div>
|
||||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  </div>
|
||||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor">#else </span><span class="comment">// NDEBUG</span></div>
|
||||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  </div>
|
||||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor">#define SIMDJSON_UNREACHABLE() assert(0);</span></div>
|
||||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor">#define SIMDJSON_ASSUME(COND) assert(COND)</span></div>
|
||||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  </div>
|
||||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  </div>
|
||||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_PORTABILITY_H</span></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
</div><!-- doc-content -->
|
||||
<!-- start footer part -->
|
||||
|
||||
@@ -102,65 +102,69 @@ $(document).ready(function(){initNavTree('ppc64_2bitmanipulation_8h_source.html'
|
||||
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// but the algorithms do not end up using the returned value.</span></div>
|
||||
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// Sadly, sanitizers are not smart enough to figure it out.</span></div>
|
||||
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> SIMDJSON_NO_SANITIZE_UNDEFINED</div>
|
||||
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ret;</div>
|
||||
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  <span class="comment">// Search the mask data from least significant bit (LSB)</span></div>
|
||||
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="comment">// to the most significant bit (MSB) for a set bit (1).</span></div>
|
||||
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  _BitScanForward64(&ret, input_num);</div>
|
||||
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)ret;</div>
|
||||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
|
||||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> }</div>
|
||||
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
|
||||
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keywordflow">return</span> input_num & (input_num - 1);</div>
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> }</div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> leading_zero = 0;</div>
|
||||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="comment">// Search the mask data from most significant bit (MSB)</span></div>
|
||||
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="comment">// to least significant bit (LSB) for a set bit (1).</span></div>
|
||||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">if</span> (_BitScanReverse64(&leading_zero, input_num))</div>
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)(63 - leading_zero);</div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">else</span></div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> 64;</div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> __builtin_clzll(input_num);</div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> }</div>
|
||||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> simdjson_inline <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="comment">// note: we do not support legacy 32-bit Windows</span></div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">return</span> __popcnt64(input_num); <span class="comment">// Visual Studio wants two underscores</span></div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> }</div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> simdjson_inline <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">return</span> __builtin_popcountll(input_num);</div>
|
||||
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// This function can be used safely even if not all bytes have been</span></div>
|
||||
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// initialized.</span></div>
|
||||
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// See issue https://github.com/simdjson/simdjson/issues/1965</span></div>
|
||||
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> SIMDJSON_NO_SANITIZE_MEMORY</div>
|
||||
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ret;</div>
|
||||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="comment">// Search the mask data from least significant bit (LSB)</span></div>
|
||||
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="comment">// to the most significant bit (MSB) for a set bit (1).</span></div>
|
||||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  _BitScanForward64(&ret, input_num);</div>
|
||||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)ret;</div>
|
||||
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
|
||||
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> }</div>
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">return</span> input_num & (input_num - 1);</div>
|
||||
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> }</div>
|
||||
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
|
||||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> leading_zero = 0;</div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// Search the mask data from most significant bit (MSB)</span></div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="comment">// to least significant bit (LSB) for a set bit (1).</span></div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">if</span> (_BitScanReverse64(&leading_zero, input_num))</div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)(63 - leading_zero);</div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">else</span></div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> 64;</div>
|
||||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">return</span> __builtin_clzll(input_num);</div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> simdjson_inline <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="comment">// note: we do not support legacy 32-bit Windows</span></div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">return</span> __popcnt64(input_num); <span class="comment">// Visual Studio wants two underscores</span></div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> }</div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2,</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  *result = value1 + value2;</div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">return</span> *result < value1;</div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div>
|
||||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
|
||||
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> simdjson_inline <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">return</span> __builtin_popcountll(input_num);</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> }</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2,</div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  *result = value1 + value2;</div>
|
||||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> *result < value1;</div>
|
||||
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> }</div>
|
||||
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  </div>
|
||||
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_PPC64_BITMANIPULATION_H</span></div>
|
||||
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
|
||||
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_PPC64_BITMANIPULATION_H</span></div>
|
||||
<div class="ttc" id="anamespacesimdjson_html"><div class="ttname"><a href="namespacesimdjson.html">simdjson</a></div><div class="ttdoc">We want to support argument-dependent lookup (ADL).</div><div class="ttdef"><b>Definition:</b> <a href="arm64_2bitmanipulation_8h_source.html#l00004">bitmanipulation.h:4</a></div></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
</div><!-- doc-content -->
|
||||
|
||||
@@ -102,65 +102,69 @@ $(document).ready(function(){initNavTree('westmere_2bitmanipulation_8h_source.ht
|
||||
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// but the algorithms do not end up using the returned value.</span></div>
|
||||
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// Sadly, sanitizers are not smart enough to figure it out.</span></div>
|
||||
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> SIMDJSON_NO_SANITIZE_UNDEFINED</div>
|
||||
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ret;</div>
|
||||
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  <span class="comment">// Search the mask data from least significant bit (LSB)</span></div>
|
||||
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="comment">// to the most significant bit (MSB) for a set bit (1).</span></div>
|
||||
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  _BitScanForward64(&ret, input_num);</div>
|
||||
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)ret;</div>
|
||||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
|
||||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> }</div>
|
||||
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
|
||||
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keywordflow">return</span> input_num & (input_num-1);</div>
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> }</div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> leading_zero = 0;</div>
|
||||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="comment">// Search the mask data from most significant bit (MSB)</span></div>
|
||||
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="comment">// to least significant bit (LSB) for a set bit (1).</span></div>
|
||||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">if</span> (_BitScanReverse64(&leading_zero, input_num))</div>
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)(63 - leading_zero);</div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">else</span></div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> 64;</div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> __builtin_clzll(input_num);</div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#endif</span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> }</div>
|
||||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> simdjson_inline <span class="keywordtype">unsigned</span> __int64 count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="comment">// note: we do not support legacy 32-bit Windows</span></div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">return</span> __popcnt64(input_num);<span class="comment">// Visual Studio wants two underscores</span></div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> }</div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> simdjson_inline <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">return</span> _popcnt64(input_num);</div>
|
||||
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// This function can be used safely even if not all bytes have been</span></div>
|
||||
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// initialized.</span></div>
|
||||
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// See issue https://github.com/simdjson/simdjson/issues/1965</span></div>
|
||||
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> SIMDJSON_NO_SANITIZE_MEMORY</div>
|
||||
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> simdjson_inline <span class="keywordtype">int</span> trailing_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> ret;</div>
|
||||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="comment">// Search the mask data from least significant bit (LSB)</span></div>
|
||||
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="comment">// to the most significant bit (MSB) for a set bit (1).</span></div>
|
||||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  _BitScanForward64(&ret, input_num);</div>
|
||||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)ret;</div>
|
||||
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#else </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">return</span> __builtin_ctzll(input_num);</div>
|
||||
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> }</div>
|
||||
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div>
|
||||
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> simdjson_inline uint64_t clear_lowest_bit(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">return</span> input_num & (input_num-1);</div>
|
||||
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> }</div>
|
||||
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
|
||||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">/* result might be undefined when input_num is zero */</span></div>
|
||||
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> simdjson_inline <span class="keywordtype">int</span> leading_zeroes(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> leading_zero = 0;</div>
|
||||
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// Search the mask data from most significant bit (MSB)</span></div>
|
||||
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="comment">// to least significant bit (LSB) for a set bit (1).</span></div>
|
||||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">if</span> (_BitScanReverse64(&leading_zero, input_num))</div>
|
||||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> (<span class="keywordtype">int</span>)(63 - leading_zero);</div>
|
||||
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">else</span></div>
|
||||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> 64;</div>
|
||||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">return</span> __builtin_clzll(input_num);</div>
|
||||
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#endif</span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div>
|
||||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div>
|
||||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> simdjson_inline <span class="keywordtype">unsigned</span> __int64 count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="comment">// note: we do not support legacy 32-bit Windows</span></div>
|
||||
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">return</span> __popcnt64(input_num);<span class="comment">// Visual Studio wants two underscores</span></div>
|
||||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> }</div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2,</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">return</span> _addcarry_u64(0, value1, value2,</div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> __int64 *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div>
|
||||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
|
||||
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> simdjson_inline <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> count_ones(uint64_t input_num) {</div>
|
||||
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">return</span> _popcnt64(input_num);</div>
|
||||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> }</div>
|
||||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
|
||||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> simdjson_inline <span class="keywordtype">bool</span> add_overflow(uint64_t value1, uint64_t value2,</div>
|
||||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  uint64_t *result) {</div>
|
||||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#if SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
||||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">return</span> _addcarry_u64(0, value1, value2,</div>
|
||||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> __int64 *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#else</span></div>
|
||||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">return</span> __builtin_uaddll_overflow(value1, value2,</div>
|
||||
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">reinterpret_cast<</span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span> *<span class="keyword">></span>(result));</div>
|
||||
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor">#endif</span></div>
|
||||
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> }</div>
|
||||
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  </div>
|
||||
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_WESTMERE_BITMANIPULATION_H</span></div>
|
||||
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> } <span class="comment">// unnamed namespace</span></div>
|
||||
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> } <span class="comment">// namespace SIMDJSON_IMPLEMENTATION</span></div>
|
||||
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> } <span class="comment">// namespace simdjson</span></div>
|
||||
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
|
||||
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_WESTMERE_BITMANIPULATION_H</span></div>
|
||||
<div class="ttc" id="anamespacesimdjson_html"><div class="ttname"><a href="namespacesimdjson.html">simdjson</a></div><div class="ttdoc">We want to support argument-dependent lookup (ADL).</div><div class="ttdef"><b>Definition:</b> <a href="arm64_2bitmanipulation_8h_source.html#l00004">bitmanipulation.h:4</a></div></div>
|
||||
</div><!-- fragment --></div><!-- contents -->
|
||||
</div><!-- doc-content -->
|
||||
|
||||
Reference in New Issue
Block a user