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94<div class="header">
95 <div class="summary">
96<a href="#pub-methods">Public Member Functions</a> &#124;
97<a href="classarmnn_1_1_cl_backend_default_allocator-members.html">List of all members</a> </div>
98 <div class="headertitle">
99<div class="title">ClBackendDefaultAllocator Class Reference</div> </div>
100</div><!--header-->
101<div class="contents">
102
103<p>Default Memory <a class="el" href="structarmnn_1_1_allocator.html">Allocator</a> class returned from IBackendInternal::GetDefaultAllocator(MemorySource)
104 <a href="classarmnn_1_1_cl_backend_default_allocator.html#details">More...</a></p>
105
106<p><code>#include &lt;<a class="el" href="_cl_backend_default_allocator_8hpp_source.html">ClBackendDefaultAllocator.hpp</a>&gt;</code></p>
107<div class="dynheader">
108Inheritance diagram for ClBackendDefaultAllocator:</div>
109<div class="dyncontent">
110<div class="center"><iframe scrolling="no" frameborder="0" src="classarmnn_1_1_cl_backend_default_allocator__inherit__graph.svg" width="207" height="112"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
111</div>
112<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>
113<div class="dynheader">
114Collaboration diagram for ClBackendDefaultAllocator:</div>
115<div class="dyncontent">
116<div class="center"><iframe scrolling="no" frameborder="0" src="classarmnn_1_1_cl_backend_default_allocator__coll__graph.svg" width="207" height="112"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
117</div>
118<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>
119<table class="memberdecls">
120<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
121Public Member Functions</h2></td></tr>
122<tr class="memitem:abfc962c683abad5e8da9de3b6fc6445e"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_cl_backend_default_allocator.html#abfc962c683abad5e8da9de3b6fc6445e">ClBackendDefaultAllocator</a> ()=default</td></tr>
123<tr class="separator:abfc962c683abad5e8da9de3b6fc6445e"><td class="memSeparator" colspan="2">&#160;</td></tr>
124<tr class="memitem:ac1e67a1d72b9220446e80f16350ff12b"><td class="memItemLeft" align="right" valign="top">void *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_cl_backend_default_allocator.html#ac1e67a1d72b9220446e80f16350ff12b">allocate</a> (size_t size, size_t alignment=0) override</td></tr>
125<tr class="memdesc:ac1e67a1d72b9220446e80f16350ff12b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Interface to be implemented by the child class to allocate bytes. <a href="classarmnn_1_1_cl_backend_default_allocator.html#ac1e67a1d72b9220446e80f16350ff12b">More...</a><br /></td></tr>
126<tr class="separator:ac1e67a1d72b9220446e80f16350ff12b"><td class="memSeparator" colspan="2">&#160;</td></tr>
127<tr class="memitem:abbd17af5b3fbeff226e4051433c1b929"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_cl_backend_default_allocator.html#abbd17af5b3fbeff226e4051433c1b929">free</a> (void *ptr) override</td></tr>
128<tr class="memdesc:abbd17af5b3fbeff226e4051433c1b929"><td class="mdescLeft">&#160;</td><td class="mdescRight">Interface to be implemented by the child class to free the allocated bytes. <a href="classarmnn_1_1_cl_backend_default_allocator.html#abbd17af5b3fbeff226e4051433c1b929">More...</a><br /></td></tr>
129<tr class="separator:abbd17af5b3fbeff226e4051433c1b929"><td class="memSeparator" colspan="2">&#160;</td></tr>
130<tr class="memitem:a6b2cd9a186746b493f029fb93bb13226"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacearmnn.html#a14fcd7f88d11cea0a018269dca5f9277">armnn::MemorySource</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_cl_backend_default_allocator.html#a6b2cd9a186746b493f029fb93bb13226">GetMemorySourceType</a> () override</td></tr>
131<tr class="memdesc:a6b2cd9a186746b493f029fb93bb13226"><td class="mdescLeft">&#160;</td><td class="mdescRight">Used to specify what type of memory is being allocated by this allocator. <a href="classarmnn_1_1_cl_backend_default_allocator.html#a6b2cd9a186746b493f029fb93bb13226">More...</a><br /></td></tr>
132<tr class="separator:a6b2cd9a186746b493f029fb93bb13226"><td class="memSeparator" colspan="2">&#160;</td></tr>
133<tr class="memitem:a70ba99b0598f9e19b1c81e55e3b3ec8a"><td class="memItemLeft" align="right" valign="top">void *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_cl_backend_default_allocator.html#a70ba99b0598f9e19b1c81e55e3b3ec8a">GetMemoryRegionAtOffset</a> (void *buffer, size_t offset, size_t alignment=0) override</td></tr>
134<tr class="memdesc:a70ba99b0598f9e19b1c81e55e3b3ec8a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Interface that may be implemented to allow retrieval of Memory Region from allocated buffer at a certain offset. <a href="classarmnn_1_1_cl_backend_default_allocator.html#a70ba99b0598f9e19b1c81e55e3b3ec8a">More...</a><br /></td></tr>
135<tr class="separator:a70ba99b0598f9e19b1c81e55e3b3ec8a"><td class="memSeparator" colspan="2">&#160;</td></tr>
136<tr class="inherit_header pub_methods_classarmnn_1_1_i_custom_allocator"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classarmnn_1_1_i_custom_allocator')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classarmnn_1_1_i_custom_allocator.html">ICustomAllocator</a></td></tr>
137<tr class="memitem:a572445a15a03cbf4cf219e0ef33e6829 inherit pub_methods_classarmnn_1_1_i_custom_allocator"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_i_custom_allocator.html#a572445a15a03cbf4cf219e0ef33e6829">~ICustomAllocator</a> ()=default</td></tr>
138<tr class="memdesc:a572445a15a03cbf4cf219e0ef33e6829 inherit pub_methods_classarmnn_1_1_i_custom_allocator"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default virtual destructor. <a href="classarmnn_1_1_i_custom_allocator.html#a572445a15a03cbf4cf219e0ef33e6829">More...</a><br /></td></tr>
139<tr class="separator:a572445a15a03cbf4cf219e0ef33e6829 inherit pub_methods_classarmnn_1_1_i_custom_allocator"><td class="memSeparator" colspan="2">&#160;</td></tr>
140</table>
141<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
142<div class="textblock"><p>Default Memory <a class="el" href="structarmnn_1_1_allocator.html">Allocator</a> class returned from IBackendInternal::GetDefaultAllocator(MemorySource) </p>
143
144<p class="definition">Definition at line <a class="el" href="_cl_backend_default_allocator_8hpp_source.html#l00014">14</a> of file <a class="el" href="_cl_backend_default_allocator_8hpp_source.html">ClBackendDefaultAllocator.hpp</a>.</p>
145</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
146<a id="abfc962c683abad5e8da9de3b6fc6445e"></a>
147<h2 class="memtitle"><span class="permalink"><a href="#abfc962c683abad5e8da9de3b6fc6445e">&#9670;&nbsp;</a></span>ClBackendDefaultAllocator()</h2>
148
149<div class="memitem">
150<div class="memproto">
151<table class="mlabels">
152 <tr>
153 <td class="mlabels-left">
154 <table class="memname">
155 <tr>
156 <td class="memname"><a class="el" href="classarmnn_1_1_cl_backend_default_allocator.html">ClBackendDefaultAllocator</a> </td>
157 <td>(</td>
158 <td class="paramname"></td><td>)</td>
159 <td></td>
160 </tr>
161 </table>
162 </td>
163 <td class="mlabels-right">
164<span class="mlabels"><span class="mlabel">default</span></span> </td>
165 </tr>
166</table>
167</div><div class="memdoc">
168
169</div>
170</div>
171<h2 class="groupheader">Member Function Documentation</h2>
172<a id="ac1e67a1d72b9220446e80f16350ff12b"></a>
173<h2 class="memtitle"><span class="permalink"><a href="#ac1e67a1d72b9220446e80f16350ff12b">&#9670;&nbsp;</a></span>allocate()</h2>
174
175<div class="memitem">
176<div class="memproto">
177<table class="mlabels">
178 <tr>
179 <td class="mlabels-left">
180 <table class="memname">
181 <tr>
182 <td class="memname">void* allocate </td>
183 <td>(</td>
184 <td class="paramtype">size_t&#160;</td>
185 <td class="paramname"><em>size</em>, </td>
186 </tr>
187 <tr>
188 <td class="paramkey"></td>
189 <td></td>
190 <td class="paramtype">size_t&#160;</td>
191 <td class="paramname"><em>alignment</em> = <code>0</code>&#160;</td>
192 </tr>
193 <tr>
194 <td></td>
195 <td>)</td>
196 <td></td><td></td>
197 </tr>
198 </table>
199 </td>
200 <td class="mlabels-right">
201<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
202 </tr>
203</table>
204</div><div class="memdoc">
205
206<p>Interface to be implemented by the child class to allocate bytes. </p>
207<dl class="params"><dt>Parameters</dt><dd>
208 <table class="params">
209 <tr><td class="paramdir">[in]</td><td class="paramname">size</td><td>Size to allocate </td></tr>
210 <tr><td class="paramdir">[in]</td><td class="paramname">alignment</td><td>Alignment that the returned pointer should comply with</td></tr>
211 </table>
212 </dd>
213</dl>
214<dl class="section return"><dt>Returns</dt><dd>A pointer to the allocated memory The returned pointer must be host write accessible </dd></dl>
215
216<p>Implements <a class="el" href="classarmnn_1_1_i_custom_allocator.html#a6ce9dda753afa9abb498f3d6b673e595">ICustomAllocator</a>.</p>
217
218<p class="definition">Definition at line <a class="el" href="_cl_backend_default_allocator_8hpp_source.html#l00019">19</a> of file <a class="el" href="_cl_backend_default_allocator_8hpp_source.html">ClBackendDefaultAllocator.hpp</a>.</p>
219<div class="fragment"><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; {</div>
220<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; <a class="code" href="namespacearmnn.html#a44affeeb090c3c6a3062830562672e84">IgnoreUnused</a>(alignment);</div>
221<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; cl_mem buf{ clCreateBuffer(arm_compute::CLScheduler::get().context().get(),</div>
222<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; CL_MEM_ALLOC_HOST_PTR | CL_MEM_READ_WRITE,</div>
223<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; size,</div>
224<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; <span class="keyword">nullptr</span>,</div>
225<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; <span class="keyword">nullptr</span>)};</div>
226<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160; <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">void</span> *<span class="keyword">&gt;</span>(buf);</div>
227<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; }</div>
228</div><!-- fragment -->
229<p class="reference">References <a class="el" href="_ignore_unused_8hpp_source.html#l00014">armnn::IgnoreUnused()</a>.</p>
230
231</div>
232</div>
233<a id="abbd17af5b3fbeff226e4051433c1b929"></a>
234<h2 class="memtitle"><span class="permalink"><a href="#abbd17af5b3fbeff226e4051433c1b929">&#9670;&nbsp;</a></span>free()</h2>
235
236<div class="memitem">
237<div class="memproto">
238<table class="mlabels">
239 <tr>
240 <td class="mlabels-left">
241 <table class="memname">
242 <tr>
243 <td class="memname">void free </td>
244 <td>(</td>
245 <td class="paramtype">void *&#160;</td>
246 <td class="paramname"><em>ptr</em></td><td>)</td>
247 <td></td>
248 </tr>
249 </table>
250 </td>
251 <td class="mlabels-right">
252<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
253 </tr>
254</table>
255</div><div class="memdoc">
256
257<p>Interface to be implemented by the child class to free the allocated bytes. </p>
258
259<p>Implements <a class="el" href="classarmnn_1_1_i_custom_allocator.html#a7dbeba9295a3f52ea54698c31e555dff">ICustomAllocator</a>.</p>
260
261<p class="definition">Definition at line <a class="el" href="_cl_backend_default_allocator_8hpp_source.html#l00030">30</a> of file <a class="el" href="_cl_backend_default_allocator_8hpp_source.html">ClBackendDefaultAllocator.hpp</a>.</p>
262<div class="fragment"><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; {</div>
263<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; ARM_COMPUTE_ERROR_ON(ptr == <span class="keyword">nullptr</span>);</div>
264<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; clReleaseMemObject(<span class="keyword">static_cast&lt;</span>cl_mem<span class="keyword">&gt;</span>(ptr));</div>
265<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; }</div>
266</div><!-- fragment -->
267</div>
268</div>
269<a id="a70ba99b0598f9e19b1c81e55e3b3ec8a"></a>
270<h2 class="memtitle"><span class="permalink"><a href="#a70ba99b0598f9e19b1c81e55e3b3ec8a">&#9670;&nbsp;</a></span>GetMemoryRegionAtOffset()</h2>
271
272<div class="memitem">
273<div class="memproto">
274<table class="mlabels">
275 <tr>
276 <td class="mlabels-left">
277 <table class="memname">
278 <tr>
279 <td class="memname">void* GetMemoryRegionAtOffset </td>
280 <td>(</td>
281 <td class="paramtype">void *&#160;</td>
282 <td class="paramname"><em>buffer</em>, </td>
283 </tr>
284 <tr>
285 <td class="paramkey"></td>
286 <td></td>
287 <td class="paramtype">size_t&#160;</td>
288 <td class="paramname"><em>offset</em>, </td>
289 </tr>
290 <tr>
291 <td class="paramkey"></td>
292 <td></td>
293 <td class="paramtype">size_t&#160;</td>
294 <td class="paramname"><em>alignment</em> = <code>0</code>&#160;</td>
295 </tr>
296 <tr>
297 <td></td>
298 <td>)</td>
299 <td></td><td></td>
300 </tr>
301 </table>
302 </td>
303 <td class="mlabels-right">
304<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
305 </tr>
306</table>
307</div><div class="memdoc">
308
309<p>Interface that may be implemented to allow retrieval of Memory Region from allocated buffer at a certain offset. </p>
310
311<p>Reimplemented from <a class="el" href="classarmnn_1_1_i_custom_allocator.html#a08c6c321801ee51077a5af1fc17b5d6f">ICustomAllocator</a>.</p>
312
313<p class="definition">Definition at line <a class="el" href="_cl_backend_default_allocator_8hpp_source.html#l00041">41</a> of file <a class="el" href="_cl_backend_default_allocator_8hpp_source.html">ClBackendDefaultAllocator.hpp</a>.</p>
314<div class="fragment"><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; {</div>
315<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <a class="code" href="namespacearmnn.html#a44affeeb090c3c6a3062830562672e84">IgnoreUnused</a>(alignment);</div>
316<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span><span class="keywordtype">char</span>*<span class="keyword">&gt;</span>(buffer) + offset;</div>
317<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; }</div>
318</div><!-- fragment -->
319<p class="reference">References <a class="el" href="_ignore_unused_8hpp_source.html#l00014">armnn::IgnoreUnused()</a>.</p>
320
321</div>
322</div>
323<a id="a6b2cd9a186746b493f029fb93bb13226"></a>
324<h2 class="memtitle"><span class="permalink"><a href="#a6b2cd9a186746b493f029fb93bb13226">&#9670;&nbsp;</a></span>GetMemorySourceType()</h2>
325
326<div class="memitem">
327<div class="memproto">
328<table class="mlabels">
329 <tr>
330 <td class="mlabels-left">
331 <table class="memname">
332 <tr>
333 <td class="memname"><a class="el" href="namespacearmnn.html#a14fcd7f88d11cea0a018269dca5f9277">armnn::MemorySource</a> GetMemorySourceType </td>
334 <td>(</td>
335 <td class="paramname"></td><td>)</td>
336 <td></td>
337 </tr>
338 </table>
339 </td>
340 <td class="mlabels-right">
341<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
342 </tr>
343</table>
344</div><div class="memdoc">
345
346<p>Used to specify what type of memory is being allocated by this allocator. </p>
347<p>Supported types are: <a class="el" href="namespacearmnn.html#a14fcd7f88d11cea0a018269dca5f9277a1131a914388fac73e5f07b0ba0aad523">MemorySource::Malloc</a> <a class="el" href="namespacearmnn.html#a14fcd7f88d11cea0a018269dca5f9277a966e13d8aabbff3966a5cd28d67b4846">MemorySource::DmaBuf</a> <a class="el" href="namespacearmnn.html#a14fcd7f88d11cea0a018269dca5f9277a7f9067c59dd34aca0ad09a7f283ed1f8">MemorySource::DmaBufProtected</a> </p>
348
349<p>Implements <a class="el" href="classarmnn_1_1_i_custom_allocator.html#abf02353c52af045a9af48bb40f857ad2">ICustomAllocator</a>.</p>
350
351<p class="definition">Definition at line <a class="el" href="_cl_backend_default_allocator_8hpp_source.html#l00036">36</a> of file <a class="el" href="_cl_backend_default_allocator_8hpp_source.html">ClBackendDefaultAllocator.hpp</a>.</p>
352<div class="fragment"><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; {</div>
353<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keywordflow">return</span> <a class="code" href="namespacearmnn.html#a14fcd7f88d11cea0a018269dca5f9277a4bafe7f8ad22a8eca972a7ac5eb6702e">armnn::MemorySource::Gralloc</a>;</div>
354<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; }</div>
355</div><!-- fragment -->
356<p class="reference">References <a class="el" href="namespacearmnn.html#a14fcd7f88d11cea0a018269dca5f9277a4bafe7f8ad22a8eca972a7ac5eb6702e">armnn::Gralloc</a>.</p>
357
358</div>
359</div>
360<hr/>The documentation for this class was generated from the following file:<ul>
361<li>src/backends/cl/<a class="el" href="_cl_backend_default_allocator_8hpp_source.html">ClBackendDefaultAllocator.hpp</a></li>
362</ul>
363</div><!-- contents -->
364</div><!-- doc-content -->
365<div class="ttc" id="anamespacearmnn_html_a14fcd7f88d11cea0a018269dca5f9277a4bafe7f8ad22a8eca972a7ac5eb6702e"><div class="ttname"><a href="namespacearmnn.html#a14fcd7f88d11cea0a018269dca5f9277a4bafe7f8ad22a8eca972a7ac5eb6702e">armnn::MemorySource::Gralloc</a></div><div class="ttdeci">@ Gralloc</div></div>
366<div class="ttc" id="anamespacearmnn_html_a44affeeb090c3c6a3062830562672e84"><div class="ttname"><a href="namespacearmnn.html#a44affeeb090c3c6a3062830562672e84">armnn::IgnoreUnused</a></div><div class="ttdeci">void IgnoreUnused(Ts &amp;&amp;...)</div><div class="ttdef"><b>Definition:</b> <a href="_ignore_unused_8hpp_source.html#l00014">IgnoreUnused.hpp:14</a></div></div>
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