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<div class="headertitle"><div class="title">unary.h</div></div>
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<a href="metal_2kernels_2unary_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// Copyright © 2024 Apple Inc.</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span> </div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> Op></div>
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<div class="foldopen" id="foldopen00004" data-start="{" data-end="}">
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"><a class="line" href="metal_2kernels_2unary_8h.html#ada52df4976078091cd7b47c152f326fb"> 4</a></span>[[kernel]] <span class="keywordtype">void</span> <a class="code hl_function" href="metal_2kernels_2unary_8h.html#ada52df4976078091cd7b47c152f326fb">unary_v</a>(</div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span> device <span class="keyword">const</span> T* in,</div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span> device T* out,</div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span> uint index [[thread_position_in_grid]]) {</div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> out[index] = Op()(in[index]);</div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span>}</div>
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</div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> Op></div>
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<div class="foldopen" id="foldopen00012" data-start="{" data-end="}">
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2024-08-11 00:24:35 +08:00
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"><a class="line" href="metal_2kernels_2unary_8h.html#a95f7b9c0112cdc84ae10465fb74d29dd"> 12</a></span>[[kernel]] <span class="keywordtype">void</span> <a class="code hl_function" href="metal_2kernels_2unary_8h.html#a95f7b9c0112cdc84ae10465fb74d29dd">unary_v2</a>(</div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> device <span class="keyword">const</span> T* in,</div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> device T* out,</div>
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2024-08-11 00:24:35 +08:00
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> uint2 index [[thread_position_in_grid]],</div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> uint2 grid_dim [[threads_per_grid]]) {</div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> <span class="keywordtype">size_t</span> offset = index.x + grid_dim.x * size_t(index.y);</div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> out[offset] = Op()(in[offset]);</div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span>}</div>
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</div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> </div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> Op></div>
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<div class="foldopen" id="foldopen00022" data-start="{" data-end="}">
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"><a class="line" href="metal_2kernels_2unary_8h.html#a0d73f9febd23148b2f9787dcaac12049"> 22</a></span>[[kernel]] <span class="keywordtype">void</span> <a class="code hl_function" href="metal_2kernels_2unary_8h.html#a0d73f9febd23148b2f9787dcaac12049">unary_g</a>(</div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> device <span class="keyword">const</span> T* in,</div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> device T* out,</div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> device <span class="keyword">const</span> <span class="keywordtype">int</span>* in_shape,</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> device <span class="keyword">const</span> <span class="keywordtype">size_t</span>* in_strides,</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> device <span class="keyword">const</span> <span class="keywordtype">int</span>& ndim,</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> uint index [[thread_position_in_grid]]) {</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">auto</span> idx = <a class="code hl_function" href="backend_2metal_2kernels_2utils_8h.html#a2e49fa7ab8f6348543455c6c45d7e2a9">elem_to_loc</a>(index, in_shape, in_strides, ndim);</div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> out[index] = Op()(in[idx]);</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span>}</div>
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</div>
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2024-08-24 03:14:53 +08:00
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<div class="ttc" id="abackend_2metal_2kernels_2utils_8h_html_a2e49fa7ab8f6348543455c6c45d7e2a9"><div class="ttname"><a href="backend_2metal_2kernels_2utils_8h.html#a2e49fa7ab8f6348543455c6c45d7e2a9">elem_to_loc</a></div><div class="ttdeci">METAL_FUNC stride_t elem_to_loc(uint elem, device const int *shape, device const stride_t *strides, int ndim)</div><div class="ttdef"><b>Definition</b> utils.h:87</div></div>
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2024-08-11 00:24:35 +08:00
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<div class="ttc" id="ametal_2kernels_2unary_8h_html_a0d73f9febd23148b2f9787dcaac12049"><div class="ttname"><a href="metal_2kernels_2unary_8h.html#a0d73f9febd23148b2f9787dcaac12049">unary_g</a></div><div class="ttdeci">void unary_g(device const T *in, device T *out, device const int *in_shape, device const size_t *in_strides, device const int &ndim, uint index)</div><div class="ttdef"><b>Definition</b> unary.h:22</div></div>
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<div class="ttc" id="ametal_2kernels_2unary_8h_html_a95f7b9c0112cdc84ae10465fb74d29dd"><div class="ttname"><a href="metal_2kernels_2unary_8h.html#a95f7b9c0112cdc84ae10465fb74d29dd">unary_v2</a></div><div class="ttdeci">void unary_v2(device const T *in, device T *out, uint2 index, uint2 grid_dim)</div><div class="ttdef"><b>Definition</b> unary.h:12</div></div>
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2024-06-07 11:28:06 +08:00
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<div class="ttc" id="ametal_2kernels_2unary_8h_html_ada52df4976078091cd7b47c152f326fb"><div class="ttname"><a href="metal_2kernels_2unary_8h.html#ada52df4976078091cd7b47c152f326fb">unary_v</a></div><div class="ttdeci">void unary_v(device const T *in, device T *out, uint index)</div><div class="ttdef"><b>Definition</b> unary.h:4</div></div>
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