add gelu to kernel

include/ck_tile/ops/fused_moe/pipeline/fused_moegemm_pipeline_general.hpp

@@ -208,11 +208,18 @@ struct FusedMoeGemmPipeline_General
             block_sync_lds();
             gemm_0(s_acc, a_lds_win, g_dram_block);
         }
-#if 0
+        // relu
+        const auto activation =  ck_tile::element_wise::Gelu{};
+        // constexpr index_t thread_buffer_size = SaccBlockTileType::get_thread_buffer_size();
+        // static_for<0, thread_buffer_size, 1>{}([&](auto i) {
+        //     activation(s_acc.get_thread_buffer()(i),s_acc.get_thread_buffer()[i]);
+        // });
+        tile_elementwise_inout(activation, s_acc, s_acc);
+#if 1
         {
             constexpr auto a_spans = decltype(s_acc)::get_distributed_spans();
             int counter            = 0;
-            //a_spans[0] = 1;
+            // a_spans[0] = 1;
             sweep_tile_span(a_spans[number<0>{}], [&](auto idxm) {
                 sweep_tile_span(a_spans[number<1>{}], [&](auto idxn) {
                     constexpr auto i_j_idx = make_tuple(idxm, idxn);
@@ -235,7 +242,6 @@ struct FusedMoeGemmPipeline_General
         }
 
 #endif
-
         // move sacc to LDS
         auto bridge_lds_view = make_tensor_view<address_space_enum::lds>(
             smem_0, Policy::template MakeBridgeLdsBlockDesc<Problem>());