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<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pub-static-methods">Static Public Member Functions</a> </div>
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<div class="title">BufferManager Class Reference</div> </div>
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<p><code>#include &lt;<a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>&gt;</code></p>
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Public Member Functions</h2></td></tr>
<tr class="memitem:afd75117a56b2f0e3932e7a55f63176bc"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#afd75117a56b2f0e3932e7a55f63176bc">BufferManager</a> (<a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml">BufferManager</a> &amp;)=delete</td></tr>
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<tr class="memitem:a8dbc0e51b4dc4103bcd2d7429882f25a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml">BufferManager</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#a8dbc0e51b4dc4103bcd2d7429882f25a">operator=</a> (<a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml">BufferManager</a> &amp;)=delete</td></tr>
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<tr class="memitem:a49b4e2b0c8c4da02a55bf479f0666b9e"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#a49b4e2b0c8c4da02a55bf479f0666b9e">BufferManager</a> (const int maxthreads, const size_t buffersize, void *storage)</td></tr>
<tr class="separator:a49b4e2b0c8c4da02a55bf479f0666b9e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8224229b6953f986d6fb2d4d00fe6ee2"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#a8224229b6953f986d6fb2d4d00fe6ee2">~BufferManager</a> ()</td></tr>
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<tr class="memitem:a427705bf76071f12aa29992bd5cffa73"><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr class="memitem:a427705bf76071f12aa29992bd5cffa73"><td class="memTemplItemLeft" align="right" valign="top">void *&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#a427705bf76071f12aa29992bd5cffa73">get</a> (const int index, T func)</td></tr>
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<tr class="memitem:a97814ef98fcd29d1fb5df1e877f8eabc"><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr class="memitem:a97814ef98fcd29d1fb5df1e877f8eabc"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#a97814ef98fcd29d1fb5df1e877f8eabc">try_populate</a> (const int index, T func)</td></tr>
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<tr class="memitem:a29a2894a4403bc4cc19aacc35cb91d54"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#a29a2894a4403bc4cc19aacc35cb91d54">release</a> (const int index)</td></tr>
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<tr class="memitem:abe8297b7d4cf647e06eff027982cbb8e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#abe8297b7d4cf647e06eff027982cbb8e">set_nthreads</a> (int threads)</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:ad94ec2bb5758590521fe20ae781ca0b5"><td class="memItemLeft" align="right" valign="top">static size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml#ad94ec2bb5758590521fe20ae781ca0b5">get_storage_requirement</a> (const int maxthreads, const size_t buffersize)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<p class="definition">Definition at line <a class="el" href="buffer__manager_8hpp_source.xhtml#l00205">205</a> of file <a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afd75117a56b2f0e3932e7a55f63176bc">&#9670;&nbsp;</a></span>BufferManager() <span class="overload">[1/2]</span></h2>
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<span class="mlabels"><span class="mlabel">delete</span></span> </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a49b4e2b0c8c4da02a55bf479f0666b9e">&#9670;&nbsp;</a></span>BufferManager() <span class="overload">[2/2]</span></h2>
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<td class="memname"><a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml">BufferManager</a> </td>
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<td class="paramtype">void *&#160;</td>
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<p class="definition">Definition at line <a class="el" href="buffer__manager_8hpp_source.xhtml#l00222">222</a> of file <a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; : _maxthreads(maxthreads), _storage(storage) {</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> numbuffers = (maxthreads == 1) ? 1 : 3;</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; <span class="comment">/* We don&#39;t need any Buffer objects in single thread mode. */</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; <span class="keywordflow">if</span> (_maxthreads == 1) {</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; <span class="keywordflow">return</span>;</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; }</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160;</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160; <span class="comment">/* Use intptr_t to avoid performing arithmetic on a void * */</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; intptr_t storage_int = reinterpret_cast&lt;intptr_t&gt;(_storage);</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i&lt;numbuffers; i++) {</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; _buffers.push_back(<span class="keyword">new</span> <a class="code" href="namespacearm__compute_1_1graph.xhtml#ac866c81ec0f5526139dfc62ddc3f206ea7e62bc342f41c946868f0ea6f0b712d8">Buffer</a>(reinterpret_cast&lt;void *&gt;(storage_int), _maxthreads));</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; storage_int += buffersize;</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; }</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; }</div><div class="ttc" id="namespacearm__compute_1_1graph_xhtml_ac866c81ec0f5526139dfc62ddc3f206ea7e62bc342f41c946868f0ea6f0b712d8"><div class="ttname"><a href="namespacearm__compute_1_1graph.xhtml#ac866c81ec0f5526139dfc62ddc3f206ea7e62bc342f41c946868f0ea6f0b712d8">arm_compute::graph::MemoryManagerAffinity::Buffer</a></div><div class="ttdoc">Affinity at buffer level.</div></div>
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<h2 class="memtitle"><span class="permalink"><a href="#a8224229b6953f986d6fb2d4d00fe6ee2">&#9670;&nbsp;</a></span>~BufferManager()</h2>
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<td class="memname">~<a class="el" href="classarm__gemm_1_1_buffer_manager.xhtml">BufferManager</a> </td>
<td>(</td>
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<p class="definition">Definition at line <a class="el" href="buffer__manager_8hpp_source.xhtml#l00239">239</a> of file <a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; {</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; <span class="keywordflow">while</span> (_buffers.size()) {</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160; <span class="keyword">delete</span> _buffers.back();</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; _buffers.pop_back();</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; }</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</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="#a427705bf76071f12aa29992bd5cffa73">&#9670;&nbsp;</a></span>get()</h2>
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<td class="paramtype">T&#160;</td>
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<p class="definition">Definition at line <a class="el" href="buffer__manager_8hpp_source.xhtml#l00247">247</a> of file <a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; {</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; <span class="comment">/* In single thread mode, we just directly call the populating</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160;<span class="comment"> * function on the (single) buffer, otherwise forward to the</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160;<span class="comment"> * relevant Buffer. */</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; <span class="keywordflow">if</span> (_maxthreads==1) {</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; func(_storage);</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; <span class="keywordflow">return</span> _storage;</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; <span class="keywordflow">return</span> _buffers[index % _buffers.size()]-&gt;get(index, func);</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; }</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160; }</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#ad94ec2bb5758590521fe20ae781ca0b5">&#9670;&nbsp;</a></span>get_storage_requirement()</h2>
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<p class="definition">Definition at line <a class="el" href="buffer__manager_8hpp_source.xhtml#l00218">218</a> of file <a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; {</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; <span class="keywordflow">return</span> buffersize * ((maxthreads == 1) ? 1 : 3);</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; }</div></div><!-- fragment -->
<p class="reference">Referenced by <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00411">GemmInterleaved&lt; strategy, To, Tr &gt;::get_working_size()</a>, and <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00426">GemmInterleaved&lt; strategy, To, Tr &gt;::set_working_space()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a8dbc0e51b4dc4103bcd2d7429882f25a">&#9670;&nbsp;</a></span>operator=()</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a29a2894a4403bc4cc19aacc35cb91d54">&#9670;&nbsp;</a></span>release()</h2>
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<td class="memname">void release </td>
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<p class="definition">Definition at line <a class="el" href="buffer__manager_8hpp_source.xhtml#l00269">269</a> of file <a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160; {</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160; <span class="comment">/* No need for this in single thread mode. */</span></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160; <span class="keywordflow">if</span> (_maxthreads==1) {</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; <span class="keywordflow">return</span>;</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; }</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160;</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; _buffers[index % _buffers.size()]-&gt;release();</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; }</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#abe8297b7d4cf647e06eff027982cbb8e">&#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="buffer__manager_8hpp_source.xhtml#l00278">278</a> of file <a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; {</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; <span class="keywordflow">if</span> (_maxthreads==1) {</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; <span class="keywordflow">return</span>;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; }</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160;</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160; <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i&lt;_buffers.size(); i++) {</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160; _buffers[i]-&gt;set_numusers(threads);</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; }</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; }</div></div><!-- fragment -->
<p class="reference">Referenced by <a class="el" href="gemm__interleaved_8hpp_source.xhtml#l00394">GemmInterleaved&lt; strategy, To, Tr &gt;::set_nthreads()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a97814ef98fcd29d1fb5df1e877f8eabc">&#9670;&nbsp;</a></span>try_populate()</h2>
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<td class="memname">void try_populate </td>
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<p class="definition">Definition at line <a class="el" href="buffer__manager_8hpp_source.xhtml#l00260">260</a> of file <a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; {</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; <span class="comment">/* No need for this in single thread mode. */</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; <span class="keywordflow">if</span> (_maxthreads==1) {</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <span class="keywordflow">return</span>;</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; }</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160;</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; _buffers[index % _buffers.size()]-&gt;try_populate(index, func);</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160; }</div></div><!-- fragment -->
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>src/core/NEON/kernels/arm_gemm/<a class="el" href="buffer__manager_8hpp_source.xhtml">buffer_manager.hpp</a></li>
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