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<a href="integer__subbyte_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">/***************************************************************************************************</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without modification, are permitted</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * provided that the following conditions are met:</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * * Redistributions of source code must retain the above copyright notice, this list of</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * conditions and the following disclaimer.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * * Redistributions in binary form must reproduce the above copyright notice, this list of</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * conditions and the following disclaimer in the documentation and/or other materials</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * provided with the distribution.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * * Neither the name of the NVIDIA CORPORATION nor the names of its contributors may be used</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * to endorse or promote products derived from this software without specific prior written</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * permission.</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> *</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * STRICT LIABILITY, OR TOR (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> *</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> **************************************************************************************************/</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#pragma once</span></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> <span class="preprocessor">#include <cstdint></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="preprocessor">#include "<a class="code" href="platform_8h.html">cutlass/platform/platform.h</a>"</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span><a class="code" href="namespacecutlass.html">cutlass</a> {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">template</span> <<span class="keywordtype">int</span> Bits, <span class="keywordtype">bool</span> Signed = true></div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html"> 42</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte</a> {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#aa5eecb9043e2e2183f88ccf0ddbb04ea"> 45</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#aa5eecb9043e2e2183f88ccf0ddbb04ea">kBits</a> = Bits;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#ad38de198bfeed16a06a524cb299f38b5"> 48</a></span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <span class="keyword">const</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#ad38de198bfeed16a06a524cb299f38b5">kSigned</a> = Signed;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b"> 51</a></span>  <span class="keyword">using</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b">T</a> = <span class="keyword">typename</span> std::conditional<kSigned, int, unsigned>::type;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f"> 54</a></span>  <span class="keyword">using</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">Storage</a> = uint8_t;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a17652e0d2e6e9397c7adf2eb7dbe1203"> 57</a></span>  <span class="keyword">static</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">Storage</a> <span class="keyword">const</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a17652e0d2e6e9397c7adf2eb7dbe1203">kMask</a> = <a class="code" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">Storage</a>((1 << kBits) - 1);</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>  <span class="comment">//</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">// Data members</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">//</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96"> 63</a></span>  <a class="code" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">Storage</a> <a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a>;</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="comment">//</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="comment">// Methods</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">//</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#ab893ce5c4d31dd0485fb327dbcdd4d4c"> 71</a></span>  <a class="code" href="structcutlass_1_1integer__subbyte.html#ab893ce5c4d31dd0485fb327dbcdd4d4c">integer_subbyte</a>() { }</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a83fbb796074a21304ca685ac3fb2d02b"> 75</a></span>  <a class="code" href="structcutlass_1_1integer__subbyte.html#a83fbb796074a21304ca685ac3fb2d02b">integer_subbyte</a>(<span class="keywordtype">int</span> value)</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  : storage(reinterpret_cast<<a class="code" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">Storage</a> const &>(value) & kMask) {}</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a2dc57e35f301230993775b3c598b7b7d"> 79</a></span>  <a class="code" href="structcutlass_1_1integer__subbyte.html#a2dc57e35f301230993775b3c598b7b7d">integer_subbyte</a>(<span class="keywordtype">unsigned</span> value)</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  : storage(reinterpret_cast<<a class="code" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">Storage</a> const &>(value) & kMask) {}</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#ae9629253e86d8434f43c8ff1a9ea1d4e"> 84</a></span>  <a class="code" href="structcutlass_1_1integer__subbyte.html#ae9629253e86d8434f43c8ff1a9ea1d4e">integer_subbyte</a>(<span class="keywordtype">double</span> value) {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b">T</a> tmp = (<a class="code" href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b">T</a>)value;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  storage = <span class="keyword">reinterpret_cast<</span><a class="code" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">Storage</a> <span class="keyword">const </span>&<span class="keyword">></span>(tmp) & kMask;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a69962ee56f9192d2dd7d30c34efebb01"> 91</a></span>  <span class="keyword">operator</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b">T</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">if</span> (kSigned) {</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// Sign extend</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">if</span> (storage & <a class="code" href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">Storage</a>(1 << (kBits - 1))) {</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b">T</a>(storage) | ~<a class="code" href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b">T</a>(kMask);</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>  }</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordflow">return</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b">T</a>(storage);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a1097f17193b9d3ab0a6d7e96a1148142"> 103</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a1097f17193b9d3ab0a6d7e96a1148142">operator==</a>(<a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte</a> <span class="keyword">const</span> &rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">return</span> storage == rhs.<a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a>;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  }</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a47732b2b9eee34b308e41c6298058917"> 109</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a47732b2b9eee34b308e41c6298058917">operator!=</a>(<a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte</a> <span class="keyword">const</span> &rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">return</span> storage != rhs.<a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a>;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#ab7d9011bc706eeccf5d81b7308c93992"> 115</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#ab7d9011bc706eeccf5d81b7308c93992">operator<=</a>(<a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte</a> <span class="keyword">const</span> &rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">if</span> (kSigned) {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">if</span> (storage & (1 << (kBits - 1))) {</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> !(rhs.<a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a> < <a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a>);</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  }</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  }</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> storage < rhs.<a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a>;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a3579d7cc4925f055e0b4069cec222bbe"> 126</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a3579d7cc4925f055e0b4069cec222bbe">operator<</a>(<a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte</a> <span class="keyword">const</span> &rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">if</span> (kSigned) {</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (storage & (1 << (kBits - 1))) {</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> !(rhs.<a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a> <= <a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a>);</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  }</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">return</span> storage < rhs.<a class="code" href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">storage</a>;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#a7cf206db2da7612ce1708e8869570a59"> 137</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#a7cf206db2da7612ce1708e8869570a59">operator>=</a>(<a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte</a> <span class="keyword">const</span> &rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">return</span> !(*<span class="keyword">this</span> < rhs);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <a class="code" href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="structcutlass_1_1integer__subbyte.html#aabc7863a44172ac29a43447c23e28767"> 143</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structcutlass_1_1integer__subbyte.html#aabc7863a44172ac29a43447c23e28767">operator></a>(<a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte</a> <span class="keyword">const</span> &rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">return</span> !(rhs < *<span class="keyword">this</span>);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> };</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div><div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a09a3695d6126aed7a7c01f431fa34b7d"> 152</a></span> <span class="keyword">using</span> <a class="code" href="structcutlass_1_1integer__subbyte.html">uint1b_t</a> = <a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte<1, false></a>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div><div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a30f409bb0c8a88a3307e5c7cd31f2384"> 155</a></span> <span class="keyword">using</span> <a class="code" href="structcutlass_1_1integer__subbyte.html">int4b_t</a> = <a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte<4, true></a>;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div><div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="namespacecutlass.html#a674e7702adcb25f7d143d93926a2d61d"> 158</a></span> <span class="keyword">using</span> <a class="code" href="structcutlass_1_1integer__subbyte.html">uint4b_t</a> = <a class="code" href="structcutlass_1_1integer__subbyte.html">integer_subbyte<4, false></a>;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00164"></a><span class="lineno"><a class="line" href="structcutlass_1_1sizeof__bits_3_01uint1b__t_01_4.html"> 164</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1sizeof__bits.html">sizeof_bits</a><<a class="code" href="structcutlass_1_1integer__subbyte.html">uint1b_t</a>> {</div><div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="structcutlass_1_1sizeof__bits_3_01uint1b__t_01_4.html#aa4debf31c59ca797f2850e874f76acb3"> 165</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> value = 1;</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> </div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="structcutlass_1_1sizeof__bits_3_01int4b__t_01_4.html"> 170</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1sizeof__bits.html">sizeof_bits</a><<a class="code" href="structcutlass_1_1integer__subbyte.html">int4b_t</a>> {</div><div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="structcutlass_1_1sizeof__bits_3_01int4b__t_01_4.html#a7f7e854d5be514fedd37caf08b01c301"> 171</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> value = 4;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> };</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="structcutlass_1_1sizeof__bits_3_01uint4b__t_01_4.html"> 176</a></span> <span class="keyword">struct </span><a class="code" href="structcutlass_1_1sizeof__bits.html">sizeof_bits</a><<a class="code" href="structcutlass_1_1integer__subbyte.html">uint4b_t</a>> {</div><div class="line"><a name="l00177"></a><span class="lineno"><a class="line" href="structcutlass_1_1sizeof__bits_3_01uint4b__t_01_4.html#a4faf5412c4a37ccef78a42d70f9be720"> 177</a></span>  <span class="keyword">static</span> <span class="keywordtype">int</span> <span class="keyword">const</span> value = 4;</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="l00181"></a><span class="lineno"> 181</span> </div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> } <span class="comment">// namespace cutlass</span></div><div class="ttc" id="namespacecutlass_html"><div class="ttname"><a href="namespacecutlass.html">cutlass</a></div><div class="ttdef"><b>Definition:</b> aligned_buffer.h:35</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html">cutlass::integer_subbyte</a></div><div class="ttdoc">4-bit signed integer type </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:42</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a83fbb796074a21304ca685ac3fb2d02b"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a83fbb796074a21304ca685ac3fb2d02b">cutlass::integer_subbyte::integer_subbyte</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE integer_subbyte(int value)</div><div class="ttdoc">Conversion from integer type. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:75</div></div>
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<div class="ttc" id="platform_8h_html"><div class="ttname"><a href="platform_8h.html">platform.h</a></div><div class="ttdoc">C++ features that may be otherwise unimplemented for CUDA device functions. </div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a17652e0d2e6e9397c7adf2eb7dbe1203"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a17652e0d2e6e9397c7adf2eb7dbe1203">cutlass::integer_subbyte::kMask</a></div><div class="ttdeci">static Storage const kMask</div><div class="ttdoc">Bitmask used to truncate from larger integers. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:57</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a1097f17193b9d3ab0a6d7e96a1148142"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a1097f17193b9d3ab0a6d7e96a1148142">cutlass::integer_subbyte::operator==</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator==(integer_subbyte const &rhs) const </div><div class="ttdoc">Equality. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:103</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a7a22007178d111cb4d400e3cda12448b"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a7a22007178d111cb4d400e3cda12448b">cutlass::integer_subbyte::T</a></div><div class="ttdeci">typename std::conditional< kSigned, int, unsigned >::type T</div><div class="ttdoc">External type. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:51</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_ad38de198bfeed16a06a524cb299f38b5"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#ad38de198bfeed16a06a524cb299f38b5">cutlass::integer_subbyte::kSigned</a></div><div class="ttdeci">static bool const kSigned</div><div class="ttdoc">Whether type is signed. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:48</div></div>
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<div class="ttc" id="structcutlass_1_1sizeof__bits_html"><div class="ttname"><a href="structcutlass_1_1sizeof__bits.html">cutlass::sizeof_bits</a></div><div class="ttdoc">Defines the size of an element in bits. </div><div class="ttdef"><b>Definition:</b> numeric_types.h:42</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a2dc57e35f301230993775b3c598b7b7d"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a2dc57e35f301230993775b3c598b7b7d">cutlass::integer_subbyte::integer_subbyte</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE integer_subbyte(unsigned value)</div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:79</div></div>
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<div class="ttc" id="cutlass_8h_html_a28c2443a142676d3d71effdae1a986b1"><div class="ttname"><a href="cutlass_8h.html#a28c2443a142676d3d71effdae1a986b1">CUTLASS_HOST_DEVICE</a></div><div class="ttdeci">#define CUTLASS_HOST_DEVICE</div><div class="ttdef"><b>Definition:</b> cutlass.h:89</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_aa5eecb9043e2e2183f88ccf0ddbb04ea"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#aa5eecb9043e2e2183f88ccf0ddbb04ea">cutlass::integer_subbyte::kBits</a></div><div class="ttdeci">static int const kBits</div><div class="ttdoc">Number of bits. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:45</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a169090a8aa5c3af2a13a5851da506e96"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a169090a8aa5c3af2a13a5851da506e96">cutlass::integer_subbyte::storage</a></div><div class="ttdeci">Storage storage</div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:63</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_ab893ce5c4d31dd0485fb327dbcdd4d4c"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#ab893ce5c4d31dd0485fb327dbcdd4d4c">cutlass::integer_subbyte::integer_subbyte</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE integer_subbyte()</div><div class="ttdoc">No operation. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:71</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a7cf206db2da7612ce1708e8869570a59"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a7cf206db2da7612ce1708e8869570a59">cutlass::integer_subbyte::operator>=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator>=(integer_subbyte const &rhs) const </div><div class="ttdoc">Greater than or equal. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:137</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a47732b2b9eee34b308e41c6298058917"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a47732b2b9eee34b308e41c6298058917">cutlass::integer_subbyte::operator!=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator!=(integer_subbyte const &rhs) const </div><div class="ttdoc">Inequality. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:109</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_ae9629253e86d8434f43c8ff1a9ea1d4e"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#ae9629253e86d8434f43c8ff1a9ea1d4e">cutlass::integer_subbyte::integer_subbyte</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE integer_subbyte(double value)</div><div class="ttdoc">Conversion from double. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:84</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a9ebca5cccb6c23b8e5bb012527337b1f"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a9ebca5cccb6c23b8e5bb012527337b1f">cutlass::integer_subbyte::Storage</a></div><div class="ttdeci">uint8_t Storage</div><div class="ttdoc">Storage type. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:54</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_ab7d9011bc706eeccf5d81b7308c93992"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#ab7d9011bc706eeccf5d81b7308c93992">cutlass::integer_subbyte::operator<=</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator<=(integer_subbyte const &rhs) const </div><div class="ttdoc">Less than or equal. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:115</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_aabc7863a44172ac29a43447c23e28767"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#aabc7863a44172ac29a43447c23e28767">cutlass::integer_subbyte::operator></a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator>(integer_subbyte const &rhs) const </div><div class="ttdoc">Greater than. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:143</div></div>
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<div class="ttc" id="structcutlass_1_1integer__subbyte_html_a3579d7cc4925f055e0b4069cec222bbe"><div class="ttname"><a href="structcutlass_1_1integer__subbyte.html#a3579d7cc4925f055e0b4069cec222bbe">cutlass::integer_subbyte::operator<</a></div><div class="ttdeci">CUTLASS_HOST_DEVICE bool operator<(integer_subbyte const &rhs) const </div><div class="ttdoc">Less than. </div><div class="ttdef"><b>Definition:</b> integer_subbyte.h:126</div></div>
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</small></address>
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</body>
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</html>
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