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<a href="#nested-classes">Data Structures</a> &#124;
<a href="#pub-methods">Public Member Functions</a> </div>
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<div class="title">GemmInterleaved&lt; strategy, To, Tr &gt; Class Template Reference</div> </div>
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<p><code>#include &lt;<a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>&gt;</code></p>
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Collaboration diagram for GemmInterleaved&lt; strategy, To, Tr &gt;:</div>
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Public Member Functions</h2></td></tr>
<tr class="memitem:add13963d432a1937370721fa61755b9c"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#add13963d432a1937370721fa61755b9c">GemmInterleaved</a> (<a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml">GemmInterleaved</a> &amp;)=delete</td></tr>
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<tr class="memitem:af03b8e4289fa0e112d315dd7e25ec696"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml">GemmInterleaved</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#af03b8e4289fa0e112d315dd7e25ec696">operator=</a> (<a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml">GemmInterleaved</a> &amp;)=delete</td></tr>
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<tr class="memitem:aec95ac91ca276b1ad8baf91520c0306f"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#aec95ac91ca276b1ad8baf91520c0306f">GemmInterleaved</a> (const GemmArgs&lt; Tr &gt; &amp;args)</td></tr>
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<tr class="memitem:a9fe814165d032363ea4f9cfdd36dd5e2"><td class="memItemLeft" align="right" valign="top">unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#a9fe814165d032363ea4f9cfdd36dd5e2">get_window_size</a> () const override</td></tr>
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<tr class="memitem:a468e9c50d4decc2ba86f9bd393ba27d6"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#a468e9c50d4decc2ba86f9bd393ba27d6">set_nthreads</a> (int nthreads) override</td></tr>
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<tr class="memitem:a0b21ce5febc3f7eed9c7b37c0b9a3560"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#a0b21ce5febc3f7eed9c7b37c0b9a3560">execute</a> (unsigned int start, unsigned int end, int threadid) override</td></tr>
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<tr class="memitem:abf5a58f6feffeae31f48b750cba9303d"><td class="memItemLeft" align="right" valign="top">size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#abf5a58f6feffeae31f48b750cba9303d">get_working_size</a> () const override</td></tr>
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<tr class="memitem:aee006b8384820aa25720e84b91b32a27"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#aee006b8384820aa25720e84b91b32a27">set_working_space</a> (void *working_space) override</td></tr>
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<tr class="memitem:ac5dec5063a75604fdc60555f15577b94"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#ac5dec5063a75604fdc60555f15577b94">B_is_pretransposed</a> () const override</td></tr>
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<tr class="memitem:aa7cfff39cbb2be65cd40042a75e5ae1c"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#aa7cfff39cbb2be65cd40042a75e5ae1c">B_pretranspose_required</a> () const override</td></tr>
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<tr class="memitem:ae9fc7380e533c43a1d91e48a7578e412"><td class="memItemLeft" align="right" valign="top">size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#ae9fc7380e533c43a1d91e48a7578e412">get_B_pretransposed_array_size</a> () const override</td></tr>
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<tr class="memitem:ae385dce1a98e03f0a3ca311f031e5110"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#ae385dce1a98e03f0a3ca311f031e5110">pretranspose_B_array</a> (void *in_buffer, const To *B, const int ldb, const int B_multi_stride) override</td></tr>
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<tr class="memitem:a6e76d099f51fc0ef7f48dbd7d00214ac"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#a6e76d099f51fc0ef7f48dbd7d00214ac">set_pretransposed_B_data</a> (void *in_buffer) override</td></tr>
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<tr class="memitem:a0ca149c067af4f39661ecce72734e0c5"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml#a0ca149c067af4f39661ecce72734e0c5">~GemmInterleaved</a> () override</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;typename strategy, typename To, typename Tr&gt;<br />
class arm_gemm::GemmInterleaved&lt; strategy, To, Tr &gt;</h3>
<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00054">54</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#add13963d432a1937370721fa61755b9c">&#9670;&nbsp;</a></span>GemmInterleaved() <span class="overload">[1/2]</span></h2>
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<h2 class="memtitle"><span class="permalink"><a href="#aec95ac91ca276b1ad8baf91520c0306f">&#9670;&nbsp;</a></span>GemmInterleaved() <span class="overload">[2/2]</span></h2>
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<td>(</td>
<td class="paramtype">const GemmArgs&lt; Tr &gt; &amp;&#160;</td>
<td class="paramname"><em>args</em></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00320">320</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160; : _ci(args._ci), _Msize(args._Msize), _Nsize(args._Nsize), _Ksize(args._Ksize),</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160; _nbatches(args._nbatches), _nmulti(args._nmulti), _trA(args._trA), _trB(args._trB),</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160; _alpha(args._alpha), _beta(args._beta), _maxthreads(args._maxthreads), _nthreads(args._maxthreads),</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160; _pretransposed(args._pretransposed_hint) {</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160; <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> L1_size = _ci-&gt;get_L1_cache_size();</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> L2_size = _ci-&gt;get_L2_cache_size();</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160;</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160; assert(_maxthreads &gt; 0);</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160;</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; <span class="comment">// Work out blocking parameters, or override from provided GemmConfig</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160; <span class="keywordflow">if</span> (args._cfg &amp;&amp; args._cfg-&gt;inner_block_size) {</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160; _k_block = args._cfg-&gt;inner_block_size;</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160; <span class="comment">// k_block: Find out how much of the larger array can be loaded into half the cache.</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; <span class="comment">// This should account for associative caches.</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; _k_block = (L1_size / 2) / (<span class="keyword">sizeof</span>(Toi) * (std::max(strategy::out_width(), strategy::out_height())));</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160;</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; <span class="comment">// Needs to be (at least a single) multiple of the K unroll level.</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160; _k_block /= strategy::k_unroll();</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160; _k_block = std::max(_k_block, 1U) * strategy::k_unroll();</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160;</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160; <span class="comment">// Now tune to presented problem size; this is how many blocks we need.</span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> num_k_blocks = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(_Ksize, _k_block);</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160;</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160; <span class="comment">// So divide the space equally into that many blocks.</span></div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160; _k_block = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(_Ksize, num_k_blocks);</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160;</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160; <span class="comment">// And round UP to the K unroll level required.</span></div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160; _k_block = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(_k_block, strategy::k_unroll());</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160; _k_block *= strategy::k_unroll();</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160; }</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160;</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160; <span class="keywordflow">if</span> (args._cfg &amp;&amp; args._cfg-&gt;outer_block_size) {</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160; _x_block = args._cfg-&gt;outer_block_size;</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160; <span class="comment">// x_block: Work out how many rows (of length k_block) will fit in the L2</span></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160; <span class="comment">// Don&#39;t allocate more than 90% of the L2 to allow for overheads, and subtract off the L1 contents.</span></div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160; _x_block = (((L2_size * 9) / 10) - (_k_block * <span class="keyword">sizeof</span>(Toi) * (strategy::out_width() + strategy::out_height()))) /</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160; (<span class="keyword">sizeof</span>(Toi) * _k_block);</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160;</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160; <span class="comment">// Needs to be (at least a single) multiple of the kernel output width.</span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160; _x_block /= strategy::out_width();</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160; _x_block = std::max(_x_block, 1U) * strategy::out_width();</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160;</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160; <span class="comment">// And tune to the presented problem size.</span></div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> num_x_blocks = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(_Nsize, _x_block);</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160; _x_block = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(_Nsize, num_x_blocks);</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160;</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160; _x_block = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(_x_block, strategy::out_width());</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160; _x_block *= strategy::out_width();</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160; }</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160;</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160; <span class="comment">// Work out the rounded size of M - needed for some buffers.</span></div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160; _Mround = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(_Msize, strategy::out_height());</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160; _Mround *= strategy::out_height();</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160; }</div><div class="ttc" id="utils_8hpp_xhtml_aa4508679e1d089c2bdcf000f72357683"><div class="ttname"><a href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a></div><div class="ttdeci">T iceildiv(const T a, const T b)</div><div class="ttdef"><b>Definition:</b> <a href="utils_8hpp_source.xhtml#l00036">utils.hpp:36</a></div></div>
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<p class="reference">References <a class="el" href="utils_8hpp_source.xhtml#l00036">iceildiv()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0ca149c067af4f39661ecce72734e0c5">&#9670;&nbsp;</a></span>~GemmInterleaved()</h2>
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<td class="memname">~<a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml">GemmInterleaved</a> </td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00512">512</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>&#160; {</div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>&#160; <span class="keyword">delete</span> _bm;</div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>&#160; }</div></div><!-- fragment -->
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ac5dec5063a75604fdc60555f15577b94">&#9670;&nbsp;</a></span>B_is_pretransposed()</h2>
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<td class="memname">bool B_is_pretransposed </td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00452">452</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>&#160; {</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>&#160; <span class="keywordflow">return</span> _pretransposed;</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>&#160; }</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#aa7cfff39cbb2be65cd40042a75e5ae1c">&#9670;&nbsp;</a></span>B_pretranspose_required()</h2>
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<td class="memname">bool B_pretranspose_required </td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00456">456</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00456"></a><span class="lineno"> 456</span>&#160; {</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span>&#160; <span class="keywordflow">return</span> _pretransposed &amp;&amp; (_B_transposed==<span class="keyword">nullptr</span>);</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>&#160; }</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#a0b21ce5febc3f7eed9c7b37c0b9a3560">&#9670;&nbsp;</a></span>execute()</h2>
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<td class="memname">void execute </td>
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<td class="paramtype">unsigned int&#160;</td>
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<td class="paramname"><em>end</em>, </td>
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<td class="paramtype">int&#160;</td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00398">398</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160; {</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160; <span class="keywordflow">if</span> (_pretransposed) {</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160; execute_internal&lt;true&gt;(start, end, threadid);</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160; execute_internal&lt;false&gt;(start, end, threadid);</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160; }</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160; }</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#ae9fc7380e533c43a1d91e48a7578e412">&#9670;&nbsp;</a></span>get_B_pretransposed_array_size()</h2>
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<td class="memname">size_t get_B_pretransposed_array_size </td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00461">461</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>&#160; {</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>&#160; <span class="keywordtype">size_t</span> total=0;</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>&#160; blockwalker current(*<span class="keyword">this</span>);</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>&#160;</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>&#160; <span class="keywordflow">do</span> {</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>&#160; <span class="comment">/* Figure out the size of each block. */</span></div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> x_size = (current.xmax() - current.x0());</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> k_size = (current.kmax() - current.k0());</div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span>&#160;</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>&#160; <span class="comment">/* Round sizes up as needed. */</span></div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span>&#160; x_size = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(x_size, strategy::out_width());</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>&#160; x_size *= strategy::out_width();</div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>&#160;</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>&#160; k_size = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(k_size, strategy::k_unroll());</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>&#160; k_size *= strategy::k_unroll();</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>&#160;</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>&#160; total += x_size * k_size * <span class="keyword">sizeof</span>(Toi);</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span>&#160; } <span class="keywordflow">while</span> (current.advance());</div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>&#160;</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span>&#160; <span class="keywordflow">return</span> total;</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span>&#160; }</div><div class="ttc" id="utils_8hpp_xhtml_aa4508679e1d089c2bdcf000f72357683"><div class="ttname"><a href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a></div><div class="ttdeci">T iceildiv(const T a, const T b)</div><div class="ttdef"><b>Definition:</b> <a href="utils_8hpp_source.xhtml#l00036">utils.hpp:36</a></div></div>
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<p class="reference">References <a class="el" href="utils_8hpp_source.xhtml#l00036">iceildiv()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a9fe814165d032363ea4f9cfdd36dd5e2">&#9670;&nbsp;</a></span>get_window_size()</h2>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00384">384</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160; {</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160; <span class="comment">// _Mround is a multiple of out_height by definition.</span></div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160; <span class="keywordflow">return</span> (_Mround / strategy::out_height()) * _nbatches;</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160; }</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#abf5a58f6feffeae31f48b750cba9303d">&#9670;&nbsp;</a></span>get_working_size()</h2>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00407">407</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160; {</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160; <span class="comment">// In all cases, we need one A buffer plus a C buffer per thread.</span></div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160; <span class="keywordtype">size_t</span> size = get_a_working_size() + (get_c_working_size() * _maxthreads);</div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>&#160;</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>&#160; <span class="comment">// For pretransposed case, there is no working space needed for B.</span></div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>&#160; <span class="comment">// Otherwise, we need a BufferManager.</span></div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>&#160; <span class="keywordflow">if</span> (!_pretransposed) {</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>&#160; size += <a class="code" href="classarm__gemm_1_1_buffer_manager.xhtml#ad94ec2bb5758590521fe20ae781ca0b5">BufferManager::get_storage_requirement</a>(_maxthreads, get_b_working_size());</div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>&#160; }</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>&#160;</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>&#160; size += 64; <span class="comment">// Add on a cache line extra for alignment.</span></div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>&#160;</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>&#160; <span class="keywordflow">return</span> size;</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>&#160; }</div><div class="ttc" id="classarm__gemm_1_1_buffer_manager_xhtml_ad94ec2bb5758590521fe20ae781ca0b5"><div class="ttname"><a href="classarm__gemm_1_1_buffer_manager.xhtml#ad94ec2bb5758590521fe20ae781ca0b5">arm_gemm::BufferManager::get_storage_requirement</a></div><div class="ttdeci">static size_t get_storage_requirement(const int maxthreads, const size_t buffersize)</div><div class="ttdef"><b>Definition:</b> <a href="buffer__manager_8hpp_source.xhtml#l00218">buffer_manager.hpp:218</a></div></div>
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<p class="reference">References <a class="el" href="buffer__manager_8hpp_source.xhtml#l00218">BufferManager::get_storage_requirement()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#af03b8e4289fa0e112d315dd7e25ec696">&#9670;&nbsp;</a></span>operator=()</h2>
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<td class="memname"><a class="el" href="classarm__gemm_1_1_gemm_interleaved.xhtml">GemmInterleaved</a>&amp; operator= </td>
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<h2 class="memtitle"><span class="permalink"><a href="#ae385dce1a98e03f0a3ca311f031e5110">&#9670;&nbsp;</a></span>pretranspose_B_array()</h2>
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<td class="memname">void pretranspose_B_array </td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00483">483</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00483"></a><span class="lineno"> 483</span>&#160; {</div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>&#160; blockwalker current(*<span class="keyword">this</span>);</div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>&#160; Toi *buffer = reinterpret_cast&lt;Toi *&gt;(in_buffer);</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>&#160; _B_transposed = buffer;</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>&#160; strategy strat(_ci);</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>&#160;</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>&#160; <span class="keywordflow">do</span> {</div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>&#160; <span class="comment">/* Figure out the size of each block. */</span></div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> x_size = (current.xmax() - current.x0());</div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> k_size = (current.kmax() - current.k0());</div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span>&#160;</div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span>&#160; <span class="comment">/* Round sizes up as needed. */</span></div><div class="line"><a name="l00495"></a><span class="lineno"> 495</span>&#160; x_size = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(x_size, strategy::out_width());</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>&#160; x_size *= strategy::out_width();</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>&#160;</div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>&#160; k_size = <a class="code" href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a>(k_size, strategy::k_unroll());</div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>&#160; k_size *= strategy::k_unroll();</div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>&#160;</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>&#160; strat.transforms.PrepareB(buffer, B + (current.multi() * B_multi_stride), ldb,</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>&#160; current.x0(), current.xmax(), current.k0(), current.kmax(), _trB);</div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>&#160;</div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span>&#160; buffer += (x_size * k_size);</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span>&#160; } <span class="keywordflow">while</span> (current.advance());</div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span>&#160; }</div><div class="ttc" id="utils_8hpp_xhtml_aa4508679e1d089c2bdcf000f72357683"><div class="ttname"><a href="utils_8hpp.xhtml#aa4508679e1d089c2bdcf000f72357683">iceildiv</a></div><div class="ttdeci">T iceildiv(const T a, const T b)</div><div class="ttdef"><b>Definition:</b> <a href="utils_8hpp_source.xhtml#l00036">utils.hpp:36</a></div></div>
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<p class="reference">References <a class="el" href="utils_8hpp_source.xhtml#l00036">iceildiv()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a468e9c50d4decc2ba86f9bd393ba27d6">&#9670;&nbsp;</a></span>set_nthreads()</h2>
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<td class="memname">void set_nthreads </td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00390">390</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160; {</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160; _nthreads = std::min(nthreads, _maxthreads);</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160; <span class="keywordflow">if</span> (_bm) {</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160; _bm-&gt;<a class="code" href="classarm__gemm_1_1_buffer_manager.xhtml#abe8297b7d4cf647e06eff027982cbb8e">set_nthreads</a>(_nthreads);</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160; }</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160; }</div><div class="ttc" id="classarm__gemm_1_1_buffer_manager_xhtml_abe8297b7d4cf647e06eff027982cbb8e"><div class="ttname"><a href="classarm__gemm_1_1_buffer_manager.xhtml#abe8297b7d4cf647e06eff027982cbb8e">arm_gemm::BufferManager::set_nthreads</a></div><div class="ttdeci">void set_nthreads(int threads)</div><div class="ttdef"><b>Definition:</b> <a href="buffer__manager_8hpp_source.xhtml#l00278">buffer_manager.hpp:278</a></div></div>
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<p class="reference">References <a class="el" href="buffer__manager_8hpp_source.xhtml#l00278">BufferManager::set_nthreads()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a6e76d099f51fc0ef7f48dbd7d00214ac">&#9670;&nbsp;</a></span>set_pretransposed_B_data()</h2>
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<td class="memname">void set_pretransposed_B_data </td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00508">508</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00508"></a><span class="lineno"> 508</span>&#160; {</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span>&#160; _B_transposed = reinterpret_cast&lt;Toi *&gt;(in_buffer);</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>&#160; }</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#aee006b8384820aa25720e84b91b32a27">&#9670;&nbsp;</a></span>set_working_space()</h2>
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<td class="memname">void set_working_space </td>
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<td class="paramname"><em>working_space</em></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00422">422</a> of file <a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>&#160; {</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>&#160; <span class="comment">// Make sure everything ends up cache line aligned</span></div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>&#160; int8_t *working_space_bytes = reinterpret_cast&lt;int8_t *&gt;(working_space);</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>&#160; intptr_t working_space_int = reinterpret_cast&lt;intptr_t&gt;(working_space);</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>&#160;</div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160; <span class="keywordtype">size_t</span> diff=0;</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160;</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>&#160; <span class="keywordflow">if</span> (working_space_int &amp; 0x3F) {</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>&#160; diff = 0x40 - (working_space_int &amp; 0x3F);</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>&#160; }</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>&#160;</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>&#160; working_space_bytes += diff;</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160;</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>&#160; <span class="keywordflow">if</span> (_pretransposed) {</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>&#160; <span class="comment">// Pretransposed case: just set internal pointer to parameter value.</span></div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>&#160; _working_space = reinterpret_cast&lt;void *&gt;(working_space_bytes);</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>&#160; <span class="comment">// Otherwise, use the first part of the working space for the buffer manager.</span></div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>&#160; <span class="comment">// It&#39;s legal to call this again so don&#39;t leak a buffer manager if it already existed.</span></div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>&#160; <span class="keyword">delete</span> _bm;</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>&#160;</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>&#160; _bm = <span class="keyword">new</span> BufferManager(_nthreads, get_b_working_size(), reinterpret_cast&lt;void *&gt;(working_space_bytes));</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>&#160;</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>&#160; working_space_bytes += <a class="code" href="classarm__gemm_1_1_buffer_manager.xhtml#ad94ec2bb5758590521fe20ae781ca0b5">BufferManager::get_storage_requirement</a>(_maxthreads, get_b_working_size());</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>&#160;</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>&#160; _working_space = reinterpret_cast&lt;void *&gt;(working_space_bytes);</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>&#160; }</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160; }</div><div class="ttc" id="classarm__gemm_1_1_buffer_manager_xhtml_ad94ec2bb5758590521fe20ae781ca0b5"><div class="ttname"><a href="classarm__gemm_1_1_buffer_manager.xhtml#ad94ec2bb5758590521fe20ae781ca0b5">arm_gemm::BufferManager::get_storage_requirement</a></div><div class="ttdeci">static size_t get_storage_requirement(const int maxthreads, const size_t buffersize)</div><div class="ttdef"><b>Definition:</b> <a href="buffer__manager_8hpp_source.xhtml#l00218">buffer_manager.hpp:218</a></div></div>
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<p class="reference">References <a class="el" href="buffer__manager_8hpp_source.xhtml#l00218">BufferManager::get_storage_requirement()</a>.</p>
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<li>src/core/NEON/kernels/arm_gemm/<a class="el" href="gemm__interleaved_8hpp_source.xhtml">gemm_interleaved.hpp</a></li>
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