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| <div class="title">delimited-text-parser.inline.h</div> </div> |
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| <div class="contents"> |
| <a href="delimited-text-parser_8inline_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2012 Cloudera Inc.</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// limitations under the License.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#ifndef IMPALA_EXEC_DELIMITED_TEXT_PARSER_INLINE_H</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span><span class="preprocessor">#define IMPALA_EXEC_DELIMITED_TEXT_PARSER_INLINE_H</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "<a class="code" href="delimited-text-parser_8h.html">delimited-text-parser.h</a>"</span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "<a class="code" href="cpu-info_8h.html">util/cpu-info.h</a>"</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="sse-util_8h.html">util/sse-util.h</a>"</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> <span class="keyword">namespace </span>impala {</div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div> |
| <div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="namespaceimpala.html#a7fda6bdab612d6de9a7e06f22985e2bd"> 28</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespaceimpala.html#a7fda6bdab612d6de9a7e06f22985e2bd">ProcessEscapeMask</a>(uint16_t escape_mask, <span class="keywordtype">bool</span>* last_char_is_escape,</div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  uint16_t* delim_mask) {</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="comment">// Escape characters can escape escape characters.</span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordtype">bool</span> first_char_is_escape = *last_char_is_escape;</div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">bool</span> escape_next = first_char_is_escape;</div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>; ++i) {</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">if</span> (escape_next) {</div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  escape_mask &= ~SSEUtil<a class="code" href="namespaceimpala_1_1SSEUtil.html#a05185ef6da126b67aeac9aa78fbaf19c">::SSE_BITMASK</a>[i];</div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  }</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  escape_next = escape_mask & <a class="code" href="namespaceimpala_1_1SSEUtil.html#a05185ef6da126b67aeac9aa78fbaf19c">SSEUtil::SSE_BITMASK</a>[i];</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> </div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="comment">// Remember last character for the next iteration</span></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  *last_char_is_escape = escape_mask &</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="namespaceimpala_1_1SSEUtil.html#a05185ef6da126b67aeac9aa78fbaf19c">SSEUtil::SSE_BITMASK</a>[SSEUtil::CHARS_PER_128_BIT_REGISTER - 1];</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="comment">// Shift escape mask up one so they match at the same bit index as the tuple and</span></div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="comment">// field mask (instead of being the character before) and set the correct first bit</span></div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  escape_mask = escape_mask << 1 | (first_char_is_escape ? 1 : 0);</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="comment">// If escape_mask[n] is true, then tuple/field_mask[n] is escaped</span></div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  *delim_mask &= ~escape_mask;</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> }</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">template</span> <<span class="keywordtype">bool</span> process_escapes></div> |
| <div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a31ac7a574c187eeb5089dcabc004b3bc"> 53</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a31ac7a574c187eeb5089dcabc004b3bc">DelimitedTextParser::AddColumn</a>(<span class="keywordtype">int</span> len, <span class="keywordtype">char</span>** next_column_start,</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">int</span>* num_fields, <a class="code" href="structimpala_1_1FieldLocation.html">FieldLocation</a>* field_locations) {</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">if</span> (<a class="code" href="classimpala_1_1DelimitedTextParser.html#ade41cc665ee376667a0152cec0a10a33">ReturnCurrentColumn</a>()) {</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="comment">// Found a column that needs to be parsed, write the start/len to 'field_locations'</span></div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  field_locations[*num_fields].<a class="code" href="structimpala_1_1FieldLocation.html#aada1abae2b923420c788296f0307ccf2">start</a> = *next_column_start;</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">if</span> (process_escapes && <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a>) {</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  field_locations[*num_fields].<a class="code" href="structimpala_1_1FieldLocation.html#a8e3d082d400661e3e9d82f197823f8a6">len</a> = -len;</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  field_locations[*num_fields].<a class="code" href="structimpala_1_1FieldLocation.html#a8e3d082d400661e3e9d82f197823f8a6">len</a> = len;</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  }</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  ++(*num_fields);</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="keywordflow">if</span> (process_escapes) <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  *next_column_start += len + 1;</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  ++<a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">column_idx_</a>;</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="keyword">template</span> <<span class="keywordtype">bool</span> process_escapes></div> |
| <div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#aa8fc6153c6c7e09ff2743fa489d5def3"> 71</a></span> <span class="keywordtype">void</span> <span class="keyword">inline</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#aa8fc6153c6c7e09ff2743fa489d5def3">DelimitedTextParser:: FillColumns</a>(<span class="keywordtype">int</span> len, <span class="keywordtype">char</span>** last_column,</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">int</span>* num_fields, <a class="code" href="structimpala_1_1FieldLocation.html">FieldLocation</a>* field_locations) {</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="comment">// Fill in any columns missing from the end of the tuple.</span></div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">char</span>* dummy = NULL;</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">if</span> (last_column == NULL) last_column = &dummy;</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">while</span> (<a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">column_idx_</a> < <a class="code" href="classimpala_1_1DelimitedTextParser.html#aa9220fc54558ed3eec36a4958bbc8a57">num_cols_</a>) {</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  AddColumn<process_escapes>(len, last_column, num_fields, field_locations);</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="comment">// The rest of the columns will be null.</span></div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  last_column = &dummy;</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  len = 0;</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> }</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keywordtype">bool</span> process_escapes></div> |
| <div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#a6e2bf22f515e313004002279cf436677"> 98</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#a6e2bf22f515e313004002279cf436677">DelimitedTextParser::ParseSse</a>(<span class="keywordtype">int</span> max_tuples,</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  int64_t* remaining_len, <span class="keywordtype">char</span>** byte_buffer_ptr,</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordtype">char</span>** row_end_locations,</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="structimpala_1_1FieldLocation.html">FieldLocation</a>* field_locations,</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">int</span>* num_tuples, <span class="keywordtype">int</span>* num_fields, <span class="keywordtype">char</span>** next_column_start) {</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  DCHECK(<a class="code" href="classimpala_1_1CpuInfo.html#a251ae7245ccb0d678601bb6d8d6fb63a">CpuInfo::IsSupported</a>(<a class="code" href="classimpala_1_1CpuInfo.html#a0cf1356c27b33ca4d428df026209e6fd">CpuInfo::SSE4_2</a>));</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// To parse using SSE, we:</span></div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="comment">// 1. Load into different sse registers the different characters we need to search for</span></div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="comment">// tuple breaks, field breaks, escape characters</span></div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// 2. Load 16 characters at a time into the sse register</span></div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// 3. Use the SSE instruction to do strchr on those 16 chars, the result is a bitmask</span></div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">// 4. Compute the bitmask for tuple breaks, field breaks and escape characters.</span></div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// 5. If there are escape characters, fix up the matching masked bits in the</span></div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">// field/tuple mask</span></div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">// 6. Go through the mask bit by bit and write the parsed data.</span></div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="comment">// xmm registers:</span></div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// - xmm_buffer: the register holding the current (16 chars) we're working on from the</span></div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">// file</span></div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// - xmm_delim_search_: the delim search register. Contains field delimiter,</span></div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// collection_item delim_char and tuple delimiter</span></div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// - xmm_escape_search_: the escape search register. Only contains escape char</span></div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">// - xmm_delim_mask: the result of doing strchr for the delimiters</span></div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// - xmm_escape_mask: the result of doing strchr for the escape char</span></div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  __m128i xmm_buffer, xmm_delim_mask, xmm_escape_mask;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">while</span> (<a class="code" href="compiler-util_8h.html#a262afcfe437f4addb13fb1b47a6a7086">LIKELY</a>(*remaining_len >= <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>)) {</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="comment">// Load the next 16 bytes into the xmm register</span></div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  xmm_buffer = _mm_loadu_si128(reinterpret_cast<__m128i*>(*byte_buffer_ptr));</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="comment">// Do the strchr for tuple and field breaks</span></div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// The strchr sse instruction returns the result in the lower bits of the sse</span></div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">// register. Since we only process 16 characters at a time, only the lower 16 bits</span></div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">// can contain non-zero values.</span></div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// _mm_extract_epi16 will extract 16 bits out of the xmm register. The second</span></div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="comment">// parameter specifies which 16 bits to extract (0 for the lowest 16 bits).</span></div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  xmm_delim_mask = <a class="code" href="namespaceimpala.html#ad9dc935408c04dc3eb969eb8791cadda">SSE4_cmpestrm</a>(<a class="code" href="classimpala_1_1DelimitedTextParser.html#af57576143f76df3152dc58b34cc2aee5">xmm_delim_search_</a>, <a class="code" href="classimpala_1_1DelimitedTextParser.html#ab76d3428a7bb9ad6aa1850b80f243d28">num_delims_</a>, xmm_buffer,</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>, <a class="code" href="namespaceimpala_1_1SSEUtil.html#a6dcf118705dfd9d6f4a1e3e339431d2b">SSEUtil::STRCHR_MODE</a>);</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  uint16_t delim_mask = _mm_extract_epi16(xmm_delim_mask, 0);</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  uint16_t escape_mask = 0;</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">// If the table does not use escape characters, skip processing for it.</span></div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">if</span> (process_escapes) {</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  DCHECK(<a class="code" href="classimpala_1_1DelimitedTextParser.html#ae249b2c21125183c7d6144a0286ac9ef">escape_char_</a> != <span class="charliteral">'\0'</span>);</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  xmm_escape_mask = <a class="code" href="namespaceimpala.html#ad9dc935408c04dc3eb969eb8791cadda">SSE4_cmpestrm</a>(<a class="code" href="classimpala_1_1DelimitedTextParser.html#a49637d59453e03a3ed19420b0bd65c3a">xmm_escape_search_</a>, 1,</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  xmm_buffer, <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>, <a class="code" href="namespaceimpala_1_1SSEUtil.html#a6dcf118705dfd9d6f4a1e3e339431d2b">SSEUtil::STRCHR_MODE</a>);</div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  escape_mask = _mm_extract_epi16(xmm_escape_mask, 0);</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="namespaceimpala.html#a7fda6bdab612d6de9a7e06f22985e2bd">ProcessEscapeMask</a>(escape_mask, &<a class="code" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">last_char_is_escape_</a>, &delim_mask);</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  }</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordtype">char</span>* last_char = *byte_buffer_ptr + 15;</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordtype">bool</span> last_char_is_unescaped_delim = delim_mask >> 15;</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#a163201ab3b9a50974f1fcd1b0fb9d3b5">unfinished_tuple_</a> = !(last_char_is_unescaped_delim &&</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  (*last_char == <a class="code" href="classimpala_1_1DelimitedTextParser.html#a5e6f5a82b0c51692fbc51b428597d0d4">tuple_delim_</a> || (<a class="code" href="classimpala_1_1DelimitedTextParser.html#a5e6f5a82b0c51692fbc51b428597d0d4">tuple_delim_</a> == <span class="charliteral">'\n'</span> && *last_char == <span class="charliteral">'\r'</span>)));</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordtype">int</span> last_col_idx = 0;</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">// Process all non-zero bits in the delim_mask from lsb->msb. If a bit</span></div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">// is set, the character in that spot is either a field or tuple delimiter.</span></div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">while</span> (delim_mask != 0) {</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// ffs is a libc function that returns the index of the first set bit (1-indexed)</span></div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">int</span> n = ffs(delim_mask) - 1;</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  DCHECK_GE(n, 0);</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  DCHECK_LT(n, 16);</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="comment">// clear current bit</span></div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  delim_mask &= ~(<a class="code" href="namespaceimpala_1_1SSEUtil.html#a05185ef6da126b67aeac9aa78fbaf19c">SSEUtil::SSE_BITMASK</a>[n]);</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="keywordflow">if</span> (process_escapes) {</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// Determine if there was an escape character between [last_col_idx, n]</span></div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordtype">bool</span> escaped = (escape_mask & <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3b47697ec0f5ee137f48b4b40ffbef06">low_mask_</a>[last_col_idx] & <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dbdea45da5c530f066969ed5dbe8f55">high_mask_</a>[n]) != 0;</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a> |= escaped;</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  last_col_idx = n;</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  }</div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">char</span>* delim_ptr = *byte_buffer_ptr + n;</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> (*delim_ptr == <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3d1863cc77840f2210b18b2856bdd079">field_delim_</a> || *delim_ptr == <a class="code" href="classimpala_1_1DelimitedTextParser.html#a536f4958ff143714c86aa36f9fd0eafc">collection_item_delim_</a>) {</div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  AddColumn<process_escapes>(delim_ptr - *next_column_start,</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  next_column_start, num_fields, field_locations);</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">continue</span>;</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</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="keywordflow">if</span> (*delim_ptr == <a class="code" href="classimpala_1_1DelimitedTextParser.html#a5e6f5a82b0c51692fbc51b428597d0d4">tuple_delim_</a> || (<a class="code" href="classimpala_1_1DelimitedTextParser.html#a5e6f5a82b0c51692fbc51b428597d0d4">tuple_delim_</a> == <span class="charliteral">'\n'</span> && *delim_ptr == <span class="charliteral">'\r'</span>)) {</div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">if</span> (<a class="code" href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a>(</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2">last_row_delim_offset_</a> == *remaining_len - n && *delim_ptr == <span class="charliteral">'\n'</span>)) {</div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="comment">// If the row ended in \r\n then move the next start past the \n</span></div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  ++*next_column_start;</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2">last_row_delim_offset_</a> = -1;</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">continue</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>  AddColumn<process_escapes>(delim_ptr - *next_column_start,</div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  next_column_start, num_fields, field_locations);</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  FillColumns<false>(0, NULL, num_fields, field_locations);</div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">column_idx_</a> = <a class="code" href="classimpala_1_1DelimitedTextParser.html#a474d30148a664e0398635f46151be2a3">num_partition_keys_</a>;</div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  row_end_locations[*num_tuples] = delim_ptr;</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  ++(*num_tuples);</div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// Remember where we saw the last \r.</span></div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2">last_row_delim_offset_</a> = *delim_ptr == <span class="charliteral">'\r'</span> ? *remaining_len - n - 1 : -1;</div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (<a class="code" href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a>(*num_tuples == max_tuples)) {</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  (*byte_buffer_ptr) += (n + 1);</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">if</span> (process_escapes) <a class="code" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">last_char_is_escape_</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  *remaining_len -= (n + 1);</div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="comment">// If the last character we processed was \r then set the offset to 0</span></div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// so that we will use it at the beginning of the next batch.</span></div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">if</span> (<a class="code" href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2">last_row_delim_offset_</a> == *remaining_len) <a class="code" href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2">last_row_delim_offset_</a> = 0;</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  }</div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> (process_escapes) {</div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">// Determine if there was an escape character between (last_col_idx, 15)</span></div> |
| <div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordtype">bool</span> unprocessed_escape = escape_mask & <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3b47697ec0f5ee137f48b4b40ffbef06">low_mask_</a>[last_col_idx] & <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dbdea45da5c530f066969ed5dbe8f55">high_mask_</a>[15];</div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a> |= unprocessed_escape;</div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  }</div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  *remaining_len -= <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>;</div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  *byte_buffer_ptr += <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>;</div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span> }</div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span> </div> |
| <div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="keyword">template</span> <<span class="keywordtype">bool</span> process_escapes></div> |
| <div class="line"><a name="l00221"></a><span class="lineno"><a class="line" href="classimpala_1_1DelimitedTextParser.html#aec738aa24e13292397979b1ad44d9db4"> 221</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classimpala_1_1DelimitedTextParser.html#aec738aa24e13292397979b1ad44d9db4">DelimitedTextParser::ParseSingleTuple</a>(int64_t remaining_len, <span class="keywordtype">char</span>* buffer,</div> |
| <div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="structimpala_1_1FieldLocation.html">FieldLocation</a>* field_locations, <span class="keywordtype">int</span>* num_fields) {</div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">char</span>* next_column_start = buffer;</div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  __m128i xmm_buffer, xmm_delim_mask, xmm_escape_mask;</div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span> </div> |
| <div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">column_idx_</a> = <a class="code" href="classimpala_1_1DelimitedTextParser.html#a474d30148a664e0398635f46151be2a3">num_partition_keys_</a>;</div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">if</span> (<a class="code" href="compiler-util_8h.html#a262afcfe437f4addb13fb1b47a6a7086">LIKELY</a>(<a class="code" href="classimpala_1_1CpuInfo.html#a251ae7245ccb0d678601bb6d8d6fb63a">CpuInfo::IsSupported</a>(<a class="code" href="classimpala_1_1CpuInfo.html#a0cf1356c27b33ca4d428df026209e6fd">CpuInfo::SSE4_2</a>))) {</div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">while</span> (<a class="code" href="compiler-util_8h.html#a262afcfe437f4addb13fb1b47a6a7086">LIKELY</a>(remaining_len >= <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>)) {</div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// Load the next 16 bytes into the xmm register</span></div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  xmm_buffer = _mm_loadu_si128(reinterpret_cast<__m128i*>(buffer));</div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  xmm_delim_mask = <a class="code" href="namespaceimpala.html#ad9dc935408c04dc3eb969eb8791cadda">SSE4_cmpestrm</a>(<a class="code" href="classimpala_1_1DelimitedTextParser.html#af57576143f76df3152dc58b34cc2aee5">xmm_delim_search_</a>, <a class="code" href="classimpala_1_1DelimitedTextParser.html#ab76d3428a7bb9ad6aa1850b80f243d28">num_delims_</a>, xmm_buffer,</div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>, <a class="code" href="namespaceimpala_1_1SSEUtil.html#a6dcf118705dfd9d6f4a1e3e339431d2b">SSEUtil::STRCHR_MODE</a>);</div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  uint16_t delim_mask = _mm_extract_epi16(xmm_delim_mask, 0);</div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  uint16_t escape_mask = 0;</div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// If the table does not use escape characters, skip processing for it.</span></div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">if</span> (process_escapes) {</div> |
| <div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  DCHECK(<a class="code" href="classimpala_1_1DelimitedTextParser.html#ae249b2c21125183c7d6144a0286ac9ef">escape_char_</a> != <span class="charliteral">'\0'</span>);</div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  xmm_escape_mask = <a class="code" href="namespaceimpala.html#ad9dc935408c04dc3eb969eb8791cadda">SSE4_cmpestrm</a>(<a class="code" href="classimpala_1_1DelimitedTextParser.html#a49637d59453e03a3ed19420b0bd65c3a">xmm_escape_search_</a>, 1, xmm_buffer,</div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>, <a class="code" href="namespaceimpala_1_1SSEUtil.html#a6dcf118705dfd9d6f4a1e3e339431d2b">SSEUtil::STRCHR_MODE</a>);</div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  escape_mask = _mm_extract_epi16(xmm_escape_mask, 0);</div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="namespaceimpala.html#a7fda6bdab612d6de9a7e06f22985e2bd">ProcessEscapeMask</a>(escape_mask, &<a class="code" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">last_char_is_escape_</a>, &delim_mask);</div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  }</div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span> </div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordtype">int</span> last_col_idx = 0;</div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// Process all non-zero bits in the delim_mask from lsb->msb. If a bit</span></div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">// is set, the character in that spot is a field.</span></div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordflow">while</span> (delim_mask != 0) {</div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">// ffs is a libc function that returns the index of the first set bit (1-indexed)</span></div> |
| <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordtype">int</span> n = ffs(delim_mask) - 1;</div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  DCHECK_GE(n, 0);</div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  DCHECK_LT(n, 16);</div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">if</span> (process_escapes) {</div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">// Determine if there was an escape character between [last_col_idx, n]</span></div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordtype">bool</span> escaped = (escape_mask & <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3b47697ec0f5ee137f48b4b40ffbef06">low_mask_</a>[last_col_idx] & <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dbdea45da5c530f066969ed5dbe8f55">high_mask_</a>[n]) != 0;</div> |
| <div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a> |= escaped;</div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  last_col_idx = n;</div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  }</div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span> </div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// clear current bit</span></div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  delim_mask &= ~(<a class="code" href="namespaceimpala_1_1SSEUtil.html#a05185ef6da126b67aeac9aa78fbaf19c">SSEUtil::SSE_BITMASK</a>[n]);</div> |
| <div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  AddColumn<process_escapes>(buffer + n - next_column_start,</div> |
| <div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  &next_column_start, num_fields, field_locations);</div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  }</div> |
| <div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div> |
| <div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">if</span> (process_escapes) {</div> |
| <div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="comment">// Determine if there was an escape character between (last_col_idx, 15)</span></div> |
| <div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordtype">bool</span> unprocessed_escape = escape_mask & <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3b47697ec0f5ee137f48b4b40ffbef06">low_mask_</a>[last_col_idx] & <a class="code" href="classimpala_1_1DelimitedTextParser.html#a7dbdea45da5c530f066969ed5dbe8f55">high_mask_</a>[15];</div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a> |= unprocessed_escape;</div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div> |
| <div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  remaining_len -= <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>;</div> |
| <div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  buffer += <a class="code" href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">SSEUtil::CHARS_PER_128_BIT_REGISTER</a>;</div> |
| <div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  }</div> |
| <div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  }</div> |
| <div class="line"><a name="l00280"></a><span class="lineno"> 280</span> </div> |
| <div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">while</span> (remaining_len > 0) {</div> |
| <div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">if</span> (*buffer == <a class="code" href="classimpala_1_1DelimitedTextParser.html#ae249b2c21125183c7d6144a0286ac9ef">escape_char_</a>) {</div> |
| <div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">current_column_has_escape_</a> = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">last_char_is_escape_</a> = !<a class="code" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">last_char_is_escape_</a>;</div> |
| <div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <a class="code" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">last_char_is_escape_</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  }</div> |
| <div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div> |
| <div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">if</span> (!<a class="code" href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">last_char_is_escape_</a> &&</div> |
| <div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  (*buffer == <a class="code" href="classimpala_1_1DelimitedTextParser.html#a3d1863cc77840f2210b18b2856bdd079">field_delim_</a> || *buffer == <a class="code" href="classimpala_1_1DelimitedTextParser.html#a536f4958ff143714c86aa36f9fd0eafc">collection_item_delim_</a>)) {</div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  AddColumn<process_escapes>(buffer - next_column_start,</div> |
| <div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  &next_column_start, num_fields, field_locations);</div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  }</div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span> </div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  --remaining_len;</div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  ++buffer;</div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  }</div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment">// Last column does not have a delimiter after it. Add that column and also</span></div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="comment">// pad with empty cols if the input is ragged.</span></div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  FillColumns<process_escapes>(buffer - next_column_start,</div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  &next_column_start, num_fields, field_locations);</div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span> }</div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span> </div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span> }</div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div> |
| <div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="preprocessor">#endif</span></div> |
| <div class="ttc" id="namespaceimpala_1_1SSEUtil_html_a05185ef6da126b67aeac9aa78fbaf19c"><div class="ttname"><a href="namespaceimpala_1_1SSEUtil.html#a05185ef6da126b67aeac9aa78fbaf19c">impala::SSEUtil::SSE_BITMASK</a></div><div class="ttdeci">static const int SSE_BITMASK[CHARS_PER_128_BIT_REGISTER]</div><div class="ttdoc">Precomputed mask values up to 16 bits. </div><div class="ttdef"><b>Definition:</b> <a href="sse-util_8h_source.html#l00048">sse-util.h:48</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a3b47697ec0f5ee137f48b4b40ffbef06"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a3b47697ec0f5ee137f48b4b40ffbef06">impala::DelimitedTextParser::low_mask_</a></div><div class="ttdeci">uint16_t low_mask_[16]</div><div class="ttdoc">Precomputed masks to process escape characters. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00197">delimited-text-parser.h:197</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_af57576143f76df3152dc58b34cc2aee5"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#af57576143f76df3152dc58b34cc2aee5">impala::DelimitedTextParser::xmm_delim_search_</a></div><div class="ttdeci">__m128i xmm_delim_search_</div><div class="ttdoc">SSE(xmm) register containing the delimiter search character. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00157">delimited-text-parser.h:157</a></div></div> |
| <div class="ttc" id="structimpala_1_1FieldLocation_html"><div class="ttname"><a href="structimpala_1_1FieldLocation.html">impala::FieldLocation</a></div><div class="ttdef"><b>Definition:</b> <a href="hdfs-scanner_8h_source.html#l00052">hdfs-scanner.h:52</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a5e6f5a82b0c51692fbc51b428597d0d4"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a5e6f5a82b0c51692fbc51b428597d0d4">impala::DelimitedTextParser::tuple_delim_</a></div><div class="ttdeci">char tuple_delim_</div><div class="ttdoc">Character delimiting tuples. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00178">delimited-text-parser.h:178</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a31ac7a574c187eeb5089dcabc004b3bc"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a31ac7a574c187eeb5089dcabc004b3bc">impala::DelimitedTextParser::AddColumn</a></div><div class="ttdeci">void AddColumn(int len, char **next_column_start, int *num_fields, FieldLocation *field_locations)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00053">delimited-text-parser.inline.h:53</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_ab76d3428a7bb9ad6aa1850b80f243d28"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#ab76d3428a7bb9ad6aa1850b80f243d28">impala::DelimitedTextParser::num_delims_</a></div><div class="ttdeci">int num_delims_</div><div class="ttdoc">The number of delimiters contained in xmm_delim_search_, i.e. its length. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00160">delimited-text-parser.h:160</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a49637d59453e03a3ed19420b0bd65c3a"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a49637d59453e03a3ed19420b0bd65c3a">impala::DelimitedTextParser::xmm_escape_search_</a></div><div class="ttdeci">__m128i xmm_escape_search_</div><div class="ttdoc">SSE(xmm) register containing the escape search character. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00163">delimited-text-parser.h:163</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a9083e73358436888ad756c74e216a928"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a9083e73358436888ad756c74e216a928">impala::DelimitedTextParser::last_char_is_escape_</a></div><div class="ttdeci">bool last_char_is_escape_</div><div class="ttdoc">Whether or not the previous character was the escape character. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00185">delimited-text-parser.h:185</a></div></div> |
| <div class="ttc" id="sse-util_8h_html"><div class="ttname"><a href="sse-util_8h.html">sse-util.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a536f4958ff143714c86aa36f9fd0eafc"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a536f4958ff143714c86aa36f9fd0eafc">impala::DelimitedTextParser::collection_item_delim_</a></div><div class="ttdeci">char collection_item_delim_</div><div class="ttdoc">Character delimiting collection items (to become slots). </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00175">delimited-text-parser.h:175</a></div></div> |
| <div class="ttc" id="namespaceimpala_1_1SSEUtil_html_a6dcf118705dfd9d6f4a1e3e339431d2b"><div class="ttname"><a href="namespaceimpala_1_1SSEUtil.html#a6dcf118705dfd9d6f4a1e3e339431d2b">impala::SSEUtil::STRCHR_MODE</a></div><div class="ttdeci">static const int STRCHR_MODE</div><div class="ttdef"><b>Definition:</b> <a href="sse-util_8h_source.html#l00040">sse-util.h:40</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_aa9220fc54558ed3eec36a4958bbc8a57"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#aa9220fc54558ed3eec36a4958bbc8a57">impala::DelimitedTextParser::num_cols_</a></div><div class="ttdeci">int num_cols_</div><div class="ttdoc">Number of columns in the table (including partition columns) </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00201">delimited-text-parser.h:201</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_ae249b2c21125183c7d6144a0286ac9ef"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#ae249b2c21125183c7d6144a0286ac9ef">impala::DelimitedTextParser::escape_char_</a></div><div class="ttdeci">char escape_char_</div><div class="ttdoc">Escape character. Only used if process_escapes_ is true. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00172">delimited-text-parser.h:172</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_ade41cc665ee376667a0152cec0a10a33"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#ade41cc665ee376667a0152cec0a10a33">impala::DelimitedTextParser::ReturnCurrentColumn</a></div><div class="ttdeci">bool ReturnCurrentColumn() const </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00102">delimited-text-parser.h:102</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_aa8fc6153c6c7e09ff2743fa489d5def3"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#aa8fc6153c6c7e09ff2743fa489d5def3">impala::DelimitedTextParser::FillColumns</a></div><div class="ttdeci">void FillColumns(int len, char **last_column, int *num_fields, impala::FieldLocation *field_locations)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00071">delimited-text-parser.inline.h:71</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a7dbdea45da5c530f066969ed5dbe8f55"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a7dbdea45da5c530f066969ed5dbe8f55">impala::DelimitedTextParser::high_mask_</a></div><div class="ttdeci">uint16_t high_mask_[16]</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00198">delimited-text-parser.h:198</a></div></div> |
| <div class="ttc" id="delimited-text-parser_8h_html"><div class="ttname"><a href="delimited-text-parser_8h.html">delimited-text-parser.h</a></div></div> |
| <div class="ttc" id="classimpala_1_1CpuInfo_html_a0cf1356c27b33ca4d428df026209e6fd"><div class="ttname"><a href="classimpala_1_1CpuInfo.html#a0cf1356c27b33ca4d428df026209e6fd">impala::CpuInfo::SSE4_2</a></div><div class="ttdeci">static const int64_t SSE4_2</div><div class="ttdef"><b>Definition:</b> <a href="cpu-info_8h_source.html#l00034">cpu-info.h:34</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a3d1863cc77840f2210b18b2856bdd079"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a3d1863cc77840f2210b18b2856bdd079">impala::DelimitedTextParser::field_delim_</a></div><div class="ttdeci">char field_delim_</div><div class="ttdoc">Character delimiting fields (to become slots). </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00166">delimited-text-parser.h:166</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a6e2bf22f515e313004002279cf436677"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a6e2bf22f515e313004002279cf436677">impala::DelimitedTextParser::ParseSse</a></div><div class="ttdeci">void ParseSse(int max_tuples, int64_t *remaining_len, char **byte_buffer_ptr, char **row_end_locations_, FieldLocation *field_locations, int *num_tuples, int *num_fields, char **next_column_start)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00098">delimited-text-parser.inline.h:98</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_aec738aa24e13292397979b1ad44d9db4"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#aec738aa24e13292397979b1ad44d9db4">impala::DelimitedTextParser::ParseSingleTuple</a></div><div class="ttdeci">void ParseSingleTuple(int64_t len, char *buffer, FieldLocation *field_locations, int *num_fields)</div><div class="ttdoc">Simplified version of ParseSSE which does not handle tuple delimiters. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00221">delimited-text-parser.inline.h:221</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_acacd7799b6a245c30ee25dcb34ee9810"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#acacd7799b6a245c30ee25dcb34ee9810">impala::DelimitedTextParser::current_column_has_escape_</a></div><div class="ttdeci">bool current_column_has_escape_</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00182">delimited-text-parser.h:182</a></div></div> |
| <div class="ttc" id="compiler-util_8h_html_a9acc330d508b9a3b775cfdf7ce405e7d"><div class="ttname"><a href="compiler-util_8h.html#a9acc330d508b9a3b775cfdf7ce405e7d">UNLIKELY</a></div><div class="ttdeci">#define UNLIKELY(expr)</div><div class="ttdef"><b>Definition:</b> <a href="compiler-util_8h_source.html#l00033">compiler-util.h:33</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_a7fda6bdab612d6de9a7e06f22985e2bd"><div class="ttname"><a href="namespaceimpala.html#a7fda6bdab612d6de9a7e06f22985e2bd">impala::ProcessEscapeMask</a></div><div class="ttdeci">void ProcessEscapeMask(uint16_t escape_mask, bool *last_char_is_escape, uint16_t *delim_mask)</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8inline_8h_source.html#l00028">delimited-text-parser.inline.h:28</a></div></div> |
| <div class="ttc" id="structimpala_1_1FieldLocation_html_a8e3d082d400661e3e9d82f197823f8a6"><div class="ttname"><a href="structimpala_1_1FieldLocation.html#a8e3d082d400661e3e9d82f197823f8a6">impala::FieldLocation::len</a></div><div class="ttdeci">int len</div><div class="ttdef"><b>Definition:</b> <a href="hdfs-scanner_8h_source.html#l00059">hdfs-scanner.h:59</a></div></div> |
| <div class="ttc" id="compiler-util_8h_html_a262afcfe437f4addb13fb1b47a6a7086"><div class="ttname"><a href="compiler-util_8h.html#a262afcfe437f4addb13fb1b47a6a7086">LIKELY</a></div><div class="ttdeci">#define LIKELY(expr)</div><div class="ttdef"><b>Definition:</b> <a href="compiler-util_8h_source.html#l00032">compiler-util.h:32</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a163201ab3b9a50974f1fcd1b0fb9d3b5"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a163201ab3b9a50974f1fcd1b0fb9d3b5">impala::DelimitedTextParser::unfinished_tuple_</a></div><div class="ttdeci">bool unfinished_tuple_</div><div class="ttdoc">True if the last tuple is unfinished (not ended with tuple delimiter). </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00214">delimited-text-parser.h:214</a></div></div> |
| <div class="ttc" id="namespaceimpala_html_ad9dc935408c04dc3eb969eb8791cadda"><div class="ttname"><a href="namespaceimpala.html#ad9dc935408c04dc3eb969eb8791cadda">impala::SSE4_cmpestrm</a></div><div class="ttdeci">static SSE_ALWAYS_INLINE __m128i SSE4_cmpestrm(__m128i str1, int len1, __m128i str2, int len2, const int mode)</div><div class="ttdef"><b>Definition:</b> <a href="sse-util_8h_source.html#l00089">sse-util.h:89</a></div></div> |
| <div class="ttc" id="structimpala_1_1FieldLocation_html_aada1abae2b923420c788296f0307ccf2"><div class="ttname"><a href="structimpala_1_1FieldLocation.html#aada1abae2b923420c788296f0307ccf2">impala::FieldLocation::start</a></div><div class="ttdeci">char * start</div><div class="ttdef"><b>Definition:</b> <a href="hdfs-scanner_8h_source.html#l00056">hdfs-scanner.h:56</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a893aaa8252b433080c1b0415298c1ba2"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a893aaa8252b433080c1b0415298c1ba2">impala::DelimitedTextParser::last_row_delim_offset_</a></div><div class="ttdeci">int32_t last_row_delim_offset_</div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00194">delimited-text-parser.h:194</a></div></div> |
| <div class="ttc" id="classimpala_1_1CpuInfo_html_a251ae7245ccb0d678601bb6d8d6fb63a"><div class="ttname"><a href="classimpala_1_1CpuInfo.html#a251ae7245ccb0d678601bb6d8d6fb63a">impala::CpuInfo::IsSupported</a></div><div class="ttdeci">static bool IsSupported(long flag)</div><div class="ttdoc">Returns whether of not the cpu supports this flag. </div><div class="ttdef"><b>Definition:</b> <a href="cpu-info_8h_source.html#l00058">cpu-info.h:58</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a7dec5b1a3046f87e59b491f84f0f69fe"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a7dec5b1a3046f87e59b491f84f0f69fe">impala::DelimitedTextParser::column_idx_</a></div><div class="ttdeci">int column_idx_</div><div class="ttdoc">Index to keep track of the current column in the current file. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00211">delimited-text-parser.h:211</a></div></div> |
| <div class="ttc" id="classimpala_1_1DelimitedTextParser_html_a474d30148a664e0398635f46151be2a3"><div class="ttname"><a href="classimpala_1_1DelimitedTextParser.html#a474d30148a664e0398635f46151be2a3">impala::DelimitedTextParser::num_partition_keys_</a></div><div class="ttdeci">int num_partition_keys_</div><div class="ttdoc">Number of partition columns in the table. </div><div class="ttdef"><b>Definition:</b> <a href="delimited-text-parser_8h_source.html#l00204">delimited-text-parser.h:204</a></div></div> |
| <div class="ttc" id="cpu-info_8h_html"><div class="ttname"><a href="cpu-info_8h.html">cpu-info.h</a></div></div> |
| <div class="ttc" id="namespaceimpala_1_1SSEUtil_html_ad5d1b2f68ee72d2002ebdbf58177a944"><div class="ttname"><a href="namespaceimpala_1_1SSEUtil.html#ad5d1b2f68ee72d2002ebdbf58177a944">impala::SSEUtil::CHARS_PER_128_BIT_REGISTER</a></div><div class="ttdeci">static const int CHARS_PER_128_BIT_REGISTER</div><div class="ttdef"><b>Definition:</b> <a href="sse-util_8h_source.html#l00028">sse-util.h:28</a></div></div> |
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