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< a href = "steel__gemm__fused_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 >
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< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < / div >
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< 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__gemm__fused_8h.html#adffcdc900c19ff97f1523e43f1a5a6cc" > 9< / a > < / span > constant < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#adffcdc900c19ff97f1523e43f1a5a6cc" > has_batch< / a > [[function_constant(10)]];< / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > < a class = "line" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > 11< / a > < / span > constant < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > [[function_constant(100)]];< / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > < a class = "line" href = "steel__gemm__fused_8h.html#a703f06c849c89c37af7b1d27b0804a29" > 12< / a > < / span > constant < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a703f06c849c89c37af7b1d27b0804a29" > do_axpby< / a > [[function_constant(110)]];< / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > < a class = "line" href = "steel__gemm__fused_8h.html#a55af226dc74b0026b7d4b865142a6d21" > 14< / a > < / span > constant < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a55af226dc74b0026b7d4b865142a6d21" > align_M< / a > [[function_constant(200)]];< / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > < a class = "line" href = "steel__gemm__fused_8h.html#aa3b267252df2dcbfdde8c5f174d27036" > 15< / a > < / span > constant < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#aa3b267252df2dcbfdde8c5f174d27036" > align_N< / a > [[function_constant(201)]];< / div >
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< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > < a class = "line" href = "steel__gemm__fused_8h.html#a8bdd2cecf97aa5b033152b1d0f0d2416" > 16< / a > < / span > constant < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "steel__attention_8h.html#a8bdd2cecf97aa5b033152b1d0f0d2416" > align_K< / a > [[function_constant(202)]];< / div >
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< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > < a class = "line" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > 18< / a > < / span > constant < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > [[function_constant(300)]];< / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > < a class = "line" href = "steel__gemm__fused_8h.html#aaaf17233201156be684f858bfd0f1b67" > 20< / a > < / span > constant < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#aaaf17233201156be684f858bfd0f1b67" > gather_bias< / a > = < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > & & < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ;< / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "comment" > // clang-format off< / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "keyword" > template< / span > < < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "keyword" > typename< / span > T,< / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "keywordtype" > int< / span > BM,< / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "keywordtype" > int< / span > BN,< / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "keywordtype" > int< / span > BK,< / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "keywordtype" > int< / span > WM,< / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "keywordtype" > int< / span > WN,< / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "keywordtype" > bool< / span > transpose_a,< / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "keywordtype" > bool< / span > transpose_b,< / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "keyword" > typename< / span > AccumType = < span class = "keywordtype" > float< / span > > < / div >
< div class = "foldopen" id = "foldopen00033" data-start = "{" data-end = "}" >
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< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > < a class = "line" href = "steel__gemm__fused_8h.html#a70d5b54bfae6471242d4e85675c929fd" > 33< / a > < / span > [[kernel, max_total_threads_per_threadgroup(WM* WN * 32)]] < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "steel__gemm__fused_8h.html#a70d5b54bfae6471242d4e85675c929fd" > gemm< / a > (< / div >
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< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "keyword" > const< / span > device T* A [[buffer(0)]],< / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "keyword" > const< / span > device T* B [[buffer(1)]],< / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "keyword" > const< / span > device T* C [[buffer(2), function_constant(< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > )]],< / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > device T* D [[buffer(3)]],< / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "keyword" > const< / span > constant < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_g_e_m_m_params.html" > GEMMParams< / a > * params [[buffer(4)]],< / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "keyword" > const< / span > constant < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_g_e_m_m_add_m_m_params.html" > GEMMAddMMParams< / a > * addmm_params [[buffer(5), function_constant(< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > )]],< / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "keyword" > const< / span > constant < span class = "keywordtype" > int< / span > * batch_shape [[buffer(6)]],< / div >
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< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "keyword" > const< / span > constant int64_t* batch_strides [[buffer(7)]],< / div >
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< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "keyword" > const< / span > constant uint32_t* lhs_indices [[buffer(10), function_constant(< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > )]],< / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "keyword" > const< / span > constant uint32_t* rhs_indices [[buffer(11), function_constant(< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > )]],< / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "keyword" > const< / span > constant uint32_t* C_indices [[buffer(12), function_constant(< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#aaaf17233201156be684f858bfd0f1b67" > gather_bias< / a > )]],< / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "keyword" > const< / span > constant < span class = "keywordtype" > int< / span > * operand_shape [[buffer(13), function_constant(< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > )]],< / div >
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< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "keyword" > const< / span > constant int64_t* operand_strides [[buffer(14), function_constant(< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > )]],< / div >
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< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "keyword" > const< / span > constant packed_int3& operand_batch_ndim [[buffer(15), function_constant(< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > )]],< / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > uint simd_lane_id [[thread_index_in_simdgroup]],< / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > uint simd_group_id [[simdgroup_index_in_threadgroup]],< / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > uint3 tid [[threadgroup_position_in_grid]],< / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > uint3 lid [[thread_position_in_threadgroup]]) { < span class = "comment" > // clang-format on< / span > < / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "comment" > // Pacifying compiler< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > (void)lid;< / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "keyword" > using < / span > gemm_kernel = < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_g_e_m_m_kernel.html" > GEMMKernel< / a > < < / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > T,< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > T,< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > BM,< / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > BN,< / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > BK,< / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > WM,< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > WN,< / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > transpose_a,< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > transpose_b,< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > < span class = "keyword" > true< / span > ,< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < span class = "keyword" > true< / span > ,< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > AccumType> ;< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "keyword" > using < / span > loader_a_t = < span class = "keyword" > typename< / span > gemm_kernel::loader_a_t;< / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "keyword" > using < / span > loader_b_t = < span class = "keyword" > typename< / span > gemm_kernel::loader_b_t;< / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "keyword" > using < / span > mma_t = < span class = "keyword" > typename< / span > gemm_kernel::mma_t;< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < span class = "comment" > // Find block< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > tid_y = ((tid.y) < < params-> swizzle_log) +< / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > ((tid.x) & ((1 < < params-> swizzle_log) - 1));< / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > tid_x = (tid.x) > > params-> swizzle_log;< / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "comment" > // Exit early if out of bounds< / span > < / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "keywordflow" > if< / span > (params-> tiles_n < = tid_x || params-> tiles_m < = tid_y) {< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > }< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < span class = "comment" > // Adjust for batch< / span > < / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "comment" > // Handle gather< / span > < / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > ) {< / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > // Read indices< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > uint32_t indx_A, indx_B, indx_C;< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#adffcdc900c19ff97f1523e43f1a5a6cc" > has_batch< / a > ) {< / div >
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< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * indx_A_bstrides = batch_strides;< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * indx_B_bstrides = batch_strides + params-> batch_ndim;< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > ulong2 indx_offsets = < a class = "code hl_function" href = "backend_2metal_2kernels_2steel_2utils_8h.html#af62bacceef7d93f8c1ba4fcf5b1adfe6" > elem_to_loc_broadcast< / a > (< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > tid.z,< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > batch_shape,< / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > indx_A_bstrides,< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > indx_B_bstrides,< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > params-> batch_ndim);< / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > indx_A = lhs_indices[indx_offsets.x];< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > indx_B = rhs_indices[indx_offsets.y];< / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * indx_C_bstrides =< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > indx_B_bstrides + params-> batch_ndim;< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "keyword" > auto< / span > indx_offset_C = < a class = "code hl_function" href = "backend_2metal_2kernels_2utils_8h.html#a497dd9f1a00c8a4303d8782158a0812a" > elem_to_loc< / a > (< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > tid.z, batch_shape, indx_C_bstrides, params-> batch_ndim);< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > indx_C = C_indices[indx_offset_C];< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > }< / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > indx_A = lhs_indices[params-> batch_stride_a * tid.z];< / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > indx_B = rhs_indices[params-> batch_stride_b * tid.z];< / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > indx_C = C_indices[addmm_params-> batch_stride_c * tid.z];< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > }< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > }< / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "comment" > // Translate indices to offsets< / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "keywordtype" > int< / span > batch_ndim_A = operand_batch_ndim.x;< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < span class = "keyword" > const< / span > constant < span class = "keywordtype" > int< / span > * batch_shape_A = operand_shape;< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * batch_strides_A = operand_strides;< / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > A += < a class = "code hl_function" href = "backend_2metal_2kernels_2utils_8h.html#a497dd9f1a00c8a4303d8782158a0812a" > elem_to_loc< / a > (indx_A, batch_shape_A, batch_strides_A, batch_ndim_A);< / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "keywordtype" > int< / span > batch_ndim_B = operand_batch_ndim.y;< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < span class = "keyword" > const< / span > constant < span class = "keywordtype" > int< / span > * batch_shape_B = batch_shape_A + batch_ndim_A;< / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * batch_strides_B = batch_strides_A + batch_ndim_A;< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > B += < a class = "code hl_function" href = "backend_2metal_2kernels_2utils_8h.html#a497dd9f1a00c8a4303d8782158a0812a" > elem_to_loc< / a > (indx_B, batch_shape_B, batch_strides_B, batch_ndim_B);< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "keywordtype" > int< / span > batch_ndim_C = operand_batch_ndim.z;< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < span class = "keyword" > const< / span > constant < span class = "keywordtype" > int< / span > * batch_shape_C = batch_shape_B + batch_ndim_B;< / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * batch_strides_C = batch_strides_B + batch_ndim_B;< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > C += < a class = "code hl_function" href = "backend_2metal_2kernels_2utils_8h.html#a497dd9f1a00c8a4303d8782158a0812a" > elem_to_loc< / a > (indx_C, batch_shape_C, batch_strides_C, batch_ndim_C);< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > }< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > }< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > < / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < span class = "comment" > // Handle regular batch< / span > < / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#adffcdc900c19ff97f1523e43f1a5a6cc" > has_batch< / a > ) {< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * A_bstrides = batch_strides;< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * B_bstrides = batch_strides + params-> batch_ndim;< / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > ulong2 batch_offsets = < a class = "code hl_function" href = "backend_2metal_2kernels_2steel_2utils_8h.html#af62bacceef7d93f8c1ba4fcf5b1adfe6" > elem_to_loc_broadcast< / a > (< / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > tid.z, batch_shape, A_bstrides, B_bstrides, params-> batch_ndim);< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > A += batch_offsets.x;< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > B += batch_offsets.y;< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > < span class = "keyword" > const< / span > constant < span class = "keyword" > auto< / span > * C_bstrides = B_bstrides + params-> batch_ndim;< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > C += < a class = "code hl_function" href = "backend_2metal_2kernels_2utils_8h.html#a497dd9f1a00c8a4303d8782158a0812a" > elem_to_loc< / a > (tid.z, batch_shape, C_bstrides, params-> batch_ndim);< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > }< / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > A += params-> batch_stride_a * tid.z;< / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > B += params-> batch_stride_b * tid.z;< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > C += addmm_params-> batch_stride_c * tid.z;< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > }< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > }< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > }< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > D += params-> batch_stride_d * tid.z;< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "comment" > // Prepare threadgroup memory< / span > < / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > threadgroup T As[gemm_kernel::tgp_mem_size_a];< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > threadgroup T Bs[gemm_kernel::tgp_mem_size_b];< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > threadgroup_barrier(mem_flags::mem_none);< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < span class = "comment" > // Find block in A, B, C< / span > < / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > c_row = tid_y * BM;< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > c_col = tid_x * BN;< / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > c_row_long = size_t(c_row);< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > c_col_long = size_t(c_col);< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > A += transpose_a ? c_row_long : c_row_long * params-> lda;< / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > B += transpose_b ? c_col_long * params-> ldb : c_col_long;< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > D += c_row_long * params-> ldd + c_col_long;< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > C += c_row_long * addmm_params-> ldc + c_col_long * addmm_params-> fdc;< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > }< / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "comment" > // Prepare threadgroup mma operation< / span > < / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > thread mma_t mma_op(simd_group_id, simd_lane_id);< / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "comment" > // Prepare threadgroup loading operations< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > thread loader_a_t loader_a(A, params-> lda, As, simd_group_id, simd_lane_id);< / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > thread loader_b_t loader_b(B, params-> ldb, Bs, simd_group_id, simd_lane_id);< / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // Prepare threadgroup bounds< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > short< / span > tgp_bm = < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a55af226dc74b0026b7d4b865142a6d21" > align_M< / a > ? BM : short(min(BM, params-> M - c_row));< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > short< / span > tgp_bn = < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#aa3b267252df2dcbfdde8c5f174d27036" > align_N< / a > ? BN : short(min(BN, params-> N - c_col));< / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "comment" > // Prepare iterations< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "keywordtype" > int< / span > gemm_k_iterations = params-> gemm_k_iterations_aligned;< / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "comment" > // Do unaligned K iterations first< / span > < / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_variable" href = "steel__attention_8h.html#a8bdd2cecf97aa5b033152b1d0f0d2416" > align_K< / a > ) {< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > k_last = params-> gemm_k_iterations_aligned * BK;< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > k_remain = params-> K - k_last;< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > k_jump_a =< / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > transpose_a ? params-> lda * size_t(k_last) : size_t(k_last);< / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > k_jump_b =< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > transpose_b ? size_t(k_last) : params-> ldb * size_t(k_last);< / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "comment" > // Move loader source ahead to end< / span > < / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > loader_a.src += k_jump_a;< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > loader_b.src += k_jump_b;< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > < / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < span class = "comment" > // Load tile< / span > < / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < span class = "keyword" > const< / span > short2 tile_dims_A =< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > transpose_a ? short2(tgp_bm, k_remain) : short2(k_remain, tgp_bm);< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < span class = "keyword" > const< / span > short2 tile_dims_B =< / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > transpose_b ? short2(k_remain, tgp_bn) : short2(tgp_bn, k_remain);< / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > loader_a.load_safe(tile_dims_A);< / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > loader_b.load_safe(tile_dims_B);< / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > threadgroup_barrier(mem_flags::mem_threadgroup);< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > < / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < span class = "comment" > // Do matmul< / span > < / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > mma_op.mma(As, Bs);< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < span class = "comment" > // Reset source back to start< / span > < / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > loader_a.src -= k_jump_a;< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > loader_b.src -= k_jump_b;< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > }< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_transform_add.html" > TransformAdd< AccumType, AccumType> < / a > epilogue_op_add(< / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > addmm_params-> alpha, addmm_params-> beta);< / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_transform_axpby.html" > TransformAxpby< AccumType, AccumType> < / a > epilogue_op_axpby(< / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > addmm_params-> alpha, addmm_params-> beta);< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < span class = "comment" > // MNK aligned loop< / span > < / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a55af226dc74b0026b7d4b865142a6d21" > align_M< / a > & & < a class = "code hl_variable" href = "steel__gemm__fused_8h.html#aa3b267252df2dcbfdde8c5f174d27036" > align_N< / a > ) {< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < span class = "comment" > // Do gemm< / span > < / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > k = 0; k < gemm_k_iterations; k++) {< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > threadgroup_barrier(mem_flags::mem_threadgroup);< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < span class = "comment" > // Load elements into threadgroup< / span > < / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > loader_a.load_unsafe();< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > loader_b.load_unsafe();< / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > threadgroup_barrier(mem_flags::mem_threadgroup);< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < span class = "comment" > // Multiply and accumulate threadgroup elements< / span > < / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > mma_op.mma(As, Bs);< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < span class = "comment" > // Prepare for next iteration< / span > < / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > loader_a.next();< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > loader_b.next();< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > }< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > threadgroup_barrier(mem_flags::mem_none);< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > < span class = "comment" > // Do epilogue< / span > < / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a703f06c849c89c37af7b1d27b0804a29" > do_axpby< / a > ) {< / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > mma_op.apply_epilogue(< / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > C, addmm_params-> ldc, addmm_params-> fdc, epilogue_op_axpby);< / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > mma_op.apply_epilogue(< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > C, addmm_params-> ldc, addmm_params-> fdc, epilogue_op_add);< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > }< / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > }< / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > < / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < span class = "comment" > // Store results to device memory< / span > < / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "keywordflow" > return< / span > mma_op.store_result(D, params-> ldd);< / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > < / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > }< / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < span class = "comment" > // MN unaligned loop< / span > < / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > < span class = "keywordflow" > else< / span > { < span class = "comment" > // Loop over K - unaligned case< / span > < / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > leftover_bk = 0;< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > < / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > < span class = "keywordflow" > if< / span > ((< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a55af226dc74b0026b7d4b865142a6d21" > align_M< / a > || tgp_bm == BM) & & (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#aa3b267252df2dcbfdde8c5f174d27036" > align_N< / a > || tgp_bn == BN)) {< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < span class = "comment" > // Do gemm< / span > < / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > gemm_kernel::gemm_loop(< / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > As,< / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > Bs,< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > gemm_k_iterations,< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > loader_a,< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > loader_b,< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > mma_op,< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > tgp_bm,< / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > tgp_bn,< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > leftover_bk,< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_loop_alignment.html" > LoopAlignment< true, true, true> < / a > {});< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > < / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < span class = "comment" > // Do epilogue< / span > < / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a703f06c849c89c37af7b1d27b0804a29" > do_axpby< / a > ) {< / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > mma_op.apply_epilogue(< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > C, addmm_params-> ldc, addmm_params-> fdc, epilogue_op_axpby);< / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > mma_op.apply_epilogue(< / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > C, addmm_params-> ldc, addmm_params-> fdc, epilogue_op_add);< / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > }< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > }< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "comment" > // Store results to device memory< / span > < / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < span class = "keywordflow" > return< / span > mma_op.store_result(D, params-> ldd);< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#aa3b267252df2dcbfdde8c5f174d27036" > align_N< / a > || tgp_bn == BN) {< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > gemm_kernel::gemm_loop(< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > As,< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > Bs,< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > gemm_k_iterations,< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > loader_a,< / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > loader_b,< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > mma_op,< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > tgp_bm,< / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > tgp_bn,< / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > leftover_bk,< / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_loop_alignment.html" > LoopAlignment< false, true, true> < / a > {});< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < span class = "comment" > // Do epilogue< / span > < / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a703f06c849c89c37af7b1d27b0804a29" > do_axpby< / a > ) {< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > mma_op.apply_epilogue_safe(< / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > C,< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > addmm_params-> ldc,< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > addmm_params-> fdc,< / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > short2(tgp_bn, tgp_bm),< / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > epilogue_op_axpby);< / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > mma_op.apply_epilogue_safe(< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > C,< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > addmm_params-> ldc,< / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > addmm_params-> fdc,< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > short2(tgp_bn, tgp_bm),< / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > epilogue_op_add);< / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > }< / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > }< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > < span class = "comment" > // Store results to device memory< / span > < / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < span class = "keywordflow" > return< / span > mma_op.store_result_safe(D, params-> ldd, short2(tgp_bn, tgp_bm));< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a55af226dc74b0026b7d4b865142a6d21" > align_M< / a > || tgp_bm == BM) {< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > gemm_kernel::gemm_loop(< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > As,< / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > Bs,< / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > gemm_k_iterations,< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > loader_a,< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > loader_b,< / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > mma_op,< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > tgp_bm,< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > tgp_bn,< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > leftover_bk,< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_loop_alignment.html" > LoopAlignment< true, false, true> < / a > {});< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > < span class = "comment" > // Do epilogue< / span > < / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a703f06c849c89c37af7b1d27b0804a29" > do_axpby< / a > ) {< / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > mma_op.apply_epilogue_safe(< / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > C,< / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > addmm_params-> ldc,< / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > addmm_params-> fdc,< / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > short2(tgp_bn, tgp_bm),< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > epilogue_op_axpby);< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > mma_op.apply_epilogue_safe(< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > C,< / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > addmm_params-> ldc,< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > addmm_params-> fdc,< / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > short2(tgp_bn, tgp_bm),< / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > epilogue_op_add);< / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > }< / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > }< / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > < span class = "comment" > // Store results to device memory< / span > < / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > < span class = "keywordflow" > return< / span > mma_op.store_result_safe(D, params-> ldd, short2(tgp_bn, tgp_bm));< / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > gemm_kernel::gemm_loop(< / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > As,< / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > Bs,< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > gemm_k_iterations,< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > loader_a,< / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > loader_b,< / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > mma_op,< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > tgp_bm,< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > tgp_bn,< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > leftover_bk,< / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < a class = "code hl_struct" href = "structmlx_1_1steel_1_1_loop_alignment.html" > LoopAlignment< false, false, true> < / a > {});< / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > < / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > 391< / span > < span class = "comment" > // Do epilogue< / span > < / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > ) {< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "steel__gemm__fused_8h.html#a703f06c849c89c37af7b1d27b0804a29" > do_axpby< / a > ) {< / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > mma_op.apply_epilogue_safe(< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > C,< / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > addmm_params-> ldc,< / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > addmm_params-> fdc,< / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > short2(tgp_bn, tgp_bm),< / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > epilogue_op_axpby);< / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > mma_op.apply_epilogue_safe(< / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > C,< / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > addmm_params-> ldc,< / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > addmm_params-> fdc,< / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > short2(tgp_bn, tgp_bm),< / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > epilogue_op_add);< / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > }< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > }< / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > < / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > < span class = "comment" > // Store results to device memory< / span > < / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > < span class = "keywordflow" > return< / span > mma_op.store_result_safe(D, params-> ldd, short2(tgp_bn, tgp_bm));< / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > }< / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > }< / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > }< / div >
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< div class = "ttc" id = "abackend_2metal_2kernels_2steel_2utils_8h_html_af62bacceef7d93f8c1ba4fcf5b1adfe6" > < div class = "ttname" > < a href = "backend_2metal_2kernels_2steel_2utils_8h.html#af62bacceef7d93f8c1ba4fcf5b1adfe6" > elem_to_loc_broadcast< / a > < / div > < div class = "ttdeci" > METAL_FUNC ulong2 elem_to_loc_broadcast(uint elem, constant const int *shape, constant const int64_t *a_strides, constant const int64_t *b_strides, int ndim)< / div > < div class = "ttdef" > < b > Definition< / b > utils.h:7< / div > < / div >
< div class = "ttc" id = "abackend_2metal_2kernels_2utils_8h_html_a497dd9f1a00c8a4303d8782158a0812a" > < div class = "ttname" > < a href = "backend_2metal_2kernels_2utils_8h.html#a497dd9f1a00c8a4303d8782158a0812a" > elem_to_loc< / a > < / div > < div class = "ttdeci" > METAL_FUNC IdxT elem_to_loc(IdxT elem, constant const int *shape, constant const int64_t *strides, int ndim)< / div > < div class = "ttdef" > < b > Definition< / b > utils.h:93< / div > < / div >
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< div class = "ttc" id = "anamespacemlx_1_1steel_html" > < div class = "ttname" > < a href = "namespacemlx_1_1steel.html" > mlx::steel< / a > < / div > < div class = "ttdef" > < b > Definition< / b > attn.h:19< / div > < / div >
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< div class = "ttc" id = "asteel__attention_8h_html_a8bdd2cecf97aa5b033152b1d0f0d2416" > < div class = "ttname" > < a href = "steel__attention_8h.html#a8bdd2cecf97aa5b033152b1d0f0d2416" > align_K< / a > < / div > < div class = "ttdeci" > constant bool align_K< / div > < div class = "ttdef" > < b > Definition< / b > steel_attention.h:10< / div > < / div >
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< div class = "ttc" id = "asteel__gemm__fused_8h_html_a3fe4e4382bda8a419557a5e6f77bc084" > < div class = "ttname" > < a href = "steel__gemm__fused_8h.html#a3fe4e4382bda8a419557a5e6f77bc084" > use_out_source< / a > < / div > < div class = "ttdeci" > constant bool use_out_source< / div > < div class = "ttdef" > < b > Definition< / b > steel_gemm_fused.h:11< / div > < / div >
< div class = "ttc" id = "asteel__gemm__fused_8h_html_a55af226dc74b0026b7d4b865142a6d21" > < div class = "ttname" > < a href = "steel__gemm__fused_8h.html#a55af226dc74b0026b7d4b865142a6d21" > align_M< / a > < / div > < div class = "ttdeci" > constant bool align_M< / div > < div class = "ttdef" > < b > Definition< / b > steel_gemm_fused.h:14< / div > < / div >
< div class = "ttc" id = "asteel__gemm__fused_8h_html_a60efac3ac3b7cd64d096bbae38a3ac69" > < div class = "ttname" > < a href = "steel__gemm__fused_8h.html#a60efac3ac3b7cd64d096bbae38a3ac69" > do_gather< / a > < / div > < div class = "ttdeci" > constant bool do_gather< / div > < div class = "ttdef" > < b > Definition< / b > steel_gemm_fused.h:18< / div > < / div >
< div class = "ttc" id = "asteel__gemm__fused_8h_html_a703f06c849c89c37af7b1d27b0804a29" > < div class = "ttname" > < a href = "steel__gemm__fused_8h.html#a703f06c849c89c37af7b1d27b0804a29" > do_axpby< / a > < / div > < div class = "ttdeci" > constant bool do_axpby< / div > < div class = "ttdef" > < b > Definition< / b > steel_gemm_fused.h:12< / div > < / div >
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< div class = "ttc" id = "asteel__gemm__fused_8h_html_a70d5b54bfae6471242d4e85675c929fd" > < div class = "ttname" > < a href = "steel__gemm__fused_8h.html#a70d5b54bfae6471242d4e85675c929fd" > gemm< / a > < / div > < div class = "ttdeci" > void gemm(const device T *A, const device T *B, const device T *C, device T *D, const constant GEMMParams *params, const constant GEMMAddMMParams *addmm_params, const constant int *batch_shape, const constant int64_t *batch_strides, const constant uint32_t *lhs_indices, const constant uint32_t *rhs_indices, const constant uint32_t *C_indices, const constant int *operand_shape, const constant int64_t *operand_strides, const constant packed_int3 & operand_batch_ndim, uint simd_lane_id, uint simd_group_id, uint3 tid, uint3 lid)< / div > < div class = "ttdef" > < b > Definition< / b > steel_gemm_fused.h:33< / div > < / div >
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< div class = "ttc" id = "asteel__gemm__fused_8h_html_aa3b267252df2dcbfdde8c5f174d27036" > < div class = "ttname" > < a href = "steel__gemm__fused_8h.html#aa3b267252df2dcbfdde8c5f174d27036" > align_N< / a > < / div > < div class = "ttdeci" > constant bool align_N< / div > < div class = "ttdef" > < b > Definition< / b > steel_gemm_fused.h:15< / div > < / div >
< div class = "ttc" id = "asteel__gemm__fused_8h_html_aaaf17233201156be684f858bfd0f1b67" > < div class = "ttname" > < a href = "steel__gemm__fused_8h.html#aaaf17233201156be684f858bfd0f1b67" > gather_bias< / a > < / div > < div class = "ttdeci" > constant bool gather_bias< / div > < div class = "ttdef" > < b > Definition< / b > steel_gemm_fused.h:20< / div > < / div >
< div class = "ttc" id = "asteel__gemm__fused_8h_html_adffcdc900c19ff97f1523e43f1a5a6cc" > < div class = "ttname" > < a href = "steel__gemm__fused_8h.html#adffcdc900c19ff97f1523e43f1a5a6cc" > has_batch< / a > < / div > < div class = "ttdeci" > constant bool has_batch< / div > < div class = "ttdef" > < b > Definition< / b > steel_gemm_fused.h:9< / div > < / div >
< div class = "ttc" id = "astructmlx_1_1steel_1_1_g_e_m_m_add_m_m_params_html" > < div class = "ttname" > < a href = "structmlx_1_1steel_1_1_g_e_m_m_add_m_m_params.html" > mlx::steel::GEMMAddMMParams< / a > < / div > < div class = "ttdef" > < b > Definition< / b > params.h:53< / div > < / div >
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< div class = "ttc" id = "astructmlx_1_1steel_1_1_g_e_m_m_kernel_html" > < div class = "ttname" > < a href = "structmlx_1_1steel_1_1_g_e_m_m_kernel.html" > mlx::steel::GEMMKernel< / a > < / div > < div class = "ttdef" > < b > Definition< / b > attn.h:38< / div > < / div >
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< div class = "ttc" id = "astructmlx_1_1steel_1_1_g_e_m_m_params_html" > < div class = "ttname" > < a href = "structmlx_1_1steel_1_1_g_e_m_m_params.html" > mlx::steel::GEMMParams< / a > < / div > < div class = "ttdef" > < b > Definition< / b > params.h:12< / div > < / div >
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< div class = "ttc" id = "astructmlx_1_1steel_1_1_transform_axpby_html" > < div class = "ttname" > < a href = "structmlx_1_1steel_1_1_transform_axpby.html" > mlx::steel::TransformAxpby< / a > < / div > < div class = "ttdef" > < b > Definition< / b > transforms.h:39< / div > < / div >
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