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2025-01-09 21:56:20 +00:00
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@@ -3,7 +3,7 @@
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<title>MLX: mlx/backend/metal/kernels/steel/attn/kernels/steel_attention.h Source File</title>
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<div id="projectname">MLX
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@@ -44,22 +63,23 @@ var searchBox = new SearchBox("searchBox", "search/",'.html');
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@@ -81,12 +101,6 @@ $(function(){ initResizable(false); });
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<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="dir_938ab0ecf10b8b860ff766c820f665fd.html">mlx</a></li><li class="navelem"><a class="el" href="dir_1d446c9bd3c99228254c9484e0bc5c06.html">backend</a></li><li class="navelem"><a class="el" href="dir_d0c977ea65824390717cdb7efc36c157.html">metal</a></li><li class="navelem"><a class="el" href="dir_70a37effa88bcbd6b791977fa1e64356.html">kernels</a></li><li class="navelem"><a class="el" href="dir_76215a6c54e2b67053e723fc2395583c.html">steel</a></li><li class="navelem"><a class="el" href="dir_e1756c7634b0c14aead026895ad71c6d.html">attn</a></li><li class="navelem"><a class="el" href="dir_5aea41cce495e77a0857a0aecf063e33.html">kernels</a></li> </ul>
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<div class="headertitle"><div class="title">steel_attention.h</div></div>
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@@ -94,7 +108,7 @@ $(function(){ initResizable(false); });
<a href="steel__attention_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>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span> </div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="keyword">using namespace </span><a class="code hl_namespace" href="namespacemlx_1_1steel.html">mlx::steel</a>;</div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span> </div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// GEMM kernels</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> </div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"><a class="line" href="steel__attention_8h.html#a171fdea1b23976453f5dc5e6b3161982"> 9</a></span>constant <span class="keywordtype">bool</span> <a class="code hl_variable" href="steel__attention_8h.html#a171fdea1b23976453f5dc5e6b3161982">align_Q</a> [[function_constant(200)]];</div>
@@ -102,7 +116,7 @@ $(function(){ initResizable(false); });
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="foldopen" id="foldopen00013" data-start="{" data-end="};">
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"><a class="line" href="struct_transform_scale.html"> 13</a></span><span class="keyword">struct </span><a class="code hl_struct" href="struct_transform_scale.html">TransformScale</a> {</div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"><a class="line" href="struct_transform_scale.html"> 13</a></span><span class="keyword">struct </span><a class="code hl_function" href="struct_transform_scale.html#ae109cf7c963ba13df96977e7563f7b70">TransformScale</a> {</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"><a class="line" href="struct_transform_scale.html#aa56b8e107acf16fdf77006625c2b8bc6"> 14</a></span> T <a class="code hl_variable" href="struct_transform_scale.html#aa56b8e107acf16fdf77006625c2b8bc6">scale</a>;</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"><a class="line" href="struct_transform_scale.html#ae109cf7c963ba13df96977e7563f7b70"> 15</a></span> METAL_FUNC <a class="code hl_function" href="struct_transform_scale.html#ae109cf7c963ba13df96977e7563f7b70">TransformScale</a>(T scale_) : <a class="code hl_variable" href="struct_transform_scale.html#aa56b8e107acf16fdf77006625c2b8bc6">scale</a>(scale_) {}</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
@@ -331,7 +345,7 @@ $(function(){ initResizable(false); });
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="comment">// Init to -Inf</span></div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <a class="code hl_define" href="steel_2defines_8h.html#a5a5c3095b132a7589bc19cd5cb80e2c6">STEEL_PRAGMA_UNROLL</a></div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="keywordflow">for</span> (<span class="keywordtype">short</span> i = 0; i &lt; kRowsPT; ++i) {</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> max_score[i] = <a class="code hl_struct" href="struct_limits.html">Limits&lt;AccumType&gt;::min</a>;</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> max_score[i] = <a class="code hl_variable" href="struct_limits.html#a6e81584ba65a4dc6ff9366b458e3a20e">Limits&lt;AccumType&gt;::min</a>;</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> }</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> </div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// Loop over KV seq length</span></div>
@@ -479,7 +493,7 @@ $(function(){ initResizable(false); });
<div class="ttc" id="astruct_div_op_html_a1b8df47142dc6ea15315ce3a310f9221"><div class="ttname"><a href="struct_div_op.html#a1b8df47142dc6ea15315ce3a310f9221">DivOp::apply</a></div><div class="ttdeci">static METAL_FUNC constexpr T apply(T x, T y)</div><div class="ttdef"><b>Definition</b> steel_attention.h:59</div></div>
<div class="ttc" id="astruct_exp_sub_op_html"><div class="ttname"><a href="struct_exp_sub_op.html">ExpSubOp</a></div><div class="ttdef"><b>Definition</b> steel_attention.h:50</div></div>
<div class="ttc" id="astruct_exp_sub_op_html_a00e457a01cb38f959dfd789455e7f334"><div class="ttname"><a href="struct_exp_sub_op.html#a00e457a01cb38f959dfd789455e7f334">ExpSubOp::apply</a></div><div class="ttdeci">static METAL_FUNC constexpr T apply(T x, T y)</div><div class="ttdef"><b>Definition</b> steel_attention.h:52</div></div>
<div class="ttc" id="astruct_limits_html"><div class="ttname"><a href="struct_limits.html">Limits</a></div><div class="ttdef"><b>Definition</b> utils.h:23</div></div>
<div class="ttc" id="astruct_limits_html_a6e81584ba65a4dc6ff9366b458e3a20e"><div class="ttname"><a href="struct_limits.html#a6e81584ba65a4dc6ff9366b458e3a20e">Limits::min</a></div><div class="ttdeci">static const constant U min</div><div class="ttdef"><b>Definition</b> utils.h:25</div></div>
<div class="ttc" id="astruct_max_op_html"><div class="ttname"><a href="struct_max_op.html">MaxOp</a></div><div class="ttdef"><b>Definition</b> steel_attention.h:22</div></div>
<div class="ttc" id="astruct_max_op_html_ab3d3c3040017a13c170e7bdd1ffac46e"><div class="ttname"><a href="struct_max_op.html#ab3d3c3040017a13c170e7bdd1ffac46e">MaxOp::apply</a></div><div class="ttdeci">static METAL_FUNC constexpr T apply(T x, T y)</div><div class="ttdef"><b>Definition</b> steel_attention.h:24</div></div>
<div class="ttc" id="astruct_mul_op_html"><div class="ttname"><a href="struct_mul_op.html">MulOp</a></div><div class="ttdef"><b>Definition</b> steel_attention.h:36</div></div>
@@ -499,10 +513,13 @@ $(function(){ initResizable(false); });
<div class="ttc" id="astructmlx_1_1steel_1_1_m_m_a_tile_html_a1a6b1446e8c8da46885bbaa8e8fdc7e4"><div class="ttname"><a href="structmlx_1_1steel_1_1_m_m_a_tile.html#a1a6b1446e8c8da46885bbaa8e8fdc7e4">mlx::steel::MMATile::frag_at</a></div><div class="ttdeci">METAL_FUNC constexpr thread frag_type &amp; frag_at(const short i, const short j)</div><div class="ttdef"><b>Definition</b> mma.h:256</div></div>
<div class="ttc" id="astructmlx_1_1steel_1_1_m_m_a_tile_html_aa97a98e423827a889c13a92217626ec7"><div class="ttname"><a href="structmlx_1_1steel_1_1_m_m_a_tile.html#aa97a98e423827a889c13a92217626ec7">mlx::steel::MMATile::clear</a></div><div class="ttdeci">METAL_FUNC constexpr void clear()</div><div class="ttdef"><b>Definition</b> mma.h:249</div></div>
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