Remove unused code.

include/ck/tensor_operation/gpu/grid/gridwise_gemm_xdlops_v2r4r2.hpp

@@ -787,53 +787,6 @@ struct GridwiseGemm_bk0mk1_bk0nk1_mn_xdlops_v2r4r2
         auto b_block_buf = make_dynamic_buffer<AddressSpaceEnum::Lds>(
             p_b_block, b_k0_n_k1_block_desc.GetElementSpaceSize());
 
-#if 0
-        // preload data into LDS
-        {
-            a_blockwise_copy.RunRead(a_b_k0_m_k1_grid_desc, a_grid_buf);
-            b_blockwise_copy.RunRead(b_b_k0_n_k1_grid_desc, b_grid_buf);
-
-            a_blockwise_copy.RunWrite(a_b_k0_m_k1_block_desc, a_block_buf);
-            b_blockwise_copy.RunWrite(b_b_k0_n_k1_block_desc, b_block_buf);
-        }
-
-        // Initialize C
-        c_thread_buf.Clear();
-
-        // main body
-        if constexpr(HasMainKBlockLoop)
-        {
-            index_t k0_block_data_begin = 0;
-
-            do
-            {
-                a_blockwise_copy.MoveSrcSliceWindow(a_b_k0_m_k1_grid_desc, a_block_slice_copy_step);
-                b_blockwise_copy.MoveSrcSliceWindow(b_b_k0_n_k1_grid_desc, b_block_slice_copy_step);
-
-                a_blockwise_copy.RunRead(a_b_k0_m_k1_grid_desc, a_grid_buf);
-
-                block_sync_lds();
-
-                b_blockwise_copy.RunRead(b_b_k0_n_k1_grid_desc, b_grid_buf);
-
-                blockwise_gemm.Run(a_block_buf, b_block_buf, c_thread_buf);
-
-                block_sync_lds();
-
-                a_blockwise_copy.RunWrite(a_b_k0_m_k1_block_desc, a_block_buf);
-                b_blockwise_copy.RunWrite(b_b_k0_n_k1_block_desc, b_block_buf);
-
-                k0_block_data_begin += K0PerBlock;
-            } while(k0_block_data_begin < (karg.K0 - K0PerBlock));
-        }
-
-        // tail
-        {
-            block_sync_lds();
-
-            blockwise_gemm.Run(a_block_buf, b_block_buf, c_thread_buf);
-        }
-#else
         // gridwise GEMM pipeline
         const index_t num_k_block_main_loop = __builtin_amdgcn_readfirstlane(
             (a_b_k0_m_k1_grid_desc.GetLength(I1) * a_b_k0_m_k1_grid_desc.GetLength(I3)) /
@@ -856,7 +809,6 @@ struct GridwiseGemm_bk0mk1_bk0nk1_mn_xdlops_v2r4r2
                                                                blockwise_gemm,
                                                                c_thread_buf,
                                                                num_k_block_main_loop);
-#endif
 
         // output: register to global memory
         {