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<title>Async Copy and Prefetch Functions</title>
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<div class="refentry">
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<h1>Async Copy and Prefetch Functions</h1>
<p>Asynchronous copies between global and local memory and a prefetch from global memory.</p>
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<div class="refsect1">
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<h2></h2>
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<a class="citerefentry" href="async_work_group_copy.html">
<span class="citerefentry">
<span class="refentrytitle">async_work_group_copy</span>
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<td align="left">Perform an async copy</td>
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<a class="citerefentry" href="async_work_group_strided_copy.html">
<span class="citerefentry">
<span class="refentrytitle">async_work_group_strided_copy</span>
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</a>
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<td align="left">Performs an async gather of <code class="varname">num_elements</code> <span class="type">gentype</span> elements from source to destination.</td>
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<a class="citerefentry" href="wait_group_events.html">
<span class="citerefentry">
<span class="refentrytitle">wait_group_events</span>
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<td align="left">Wait for events that identify the <code class="function">async_work_group_copy</code> operations to complete.</td>
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<a class="citerefentry" href="prefetch.html">
<span class="citerefentry">
<span class="refentrytitle">prefetch</span>
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<td align="left">Prefetch bytes into the global cache.</td>
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<div class="refsect1">
<a id="description"></a>
<h2>Description</h2>
<p>
The OpenCL C programming language implements these functions that provide asynchronous copies between global and local memory and a prefetch from global memory.
</p>
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<a id="specification"></a>
<h2>Specification</h2>
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<a href="https://www.khronos.org/registry/cl/specs/opencl-2.1-openclc.pdf#page=100" target="OpenCL Spec">OpenCL Specification</a>
</p>
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