| /* |
| * Copyright (c) 2021-2022 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #include "src/core/CL/DefaultLWSHeuristics.h" |
| |
| #include "arm_compute/core/CL/CLKernelLibrary.h" |
| |
| namespace |
| { |
| cl::NDRange get_gemm_lws(size_t gws_x, size_t gws_y, size_t gws_z) |
| { |
| ARM_COMPUTE_UNUSED(gws_y); |
| |
| if(gws_z != 1) |
| { |
| return cl::NDRange(4, 4, 2); |
| } |
| else |
| { |
| if(gws_x > 256) |
| { |
| return cl::NDRange(2, 16, 1); |
| } |
| else |
| { |
| return cl::NDRange(32, 4, 1); |
| } |
| } |
| } |
| |
| cl::NDRange get_winograd_lws(size_t gws_x, size_t gws_y, size_t gws_z) |
| { |
| ARM_COMPUTE_UNUSED(gws_x, gws_y, gws_z); |
| |
| return cl::NDRange(4, 2, 1); |
| } |
| |
| cl::NDRange get_direct_lws(size_t gws_x, size_t gws_y, size_t gws_z) |
| { |
| ARM_COMPUTE_UNUSED(gws_z); |
| |
| if(gws_x < gws_y) |
| { |
| if(gws_x < 4) |
| { |
| return cl::NDRange(std::min(gws_x, static_cast<size_t>(2u)), 32, 1); |
| } |
| else |
| { |
| return cl::NDRange(std::min(gws_x, static_cast<size_t>(4u)), 8, 1); |
| } |
| } |
| else |
| { |
| return cl::NDRange(8, 4, 1); |
| } |
| } |
| |
| cl::NDRange get_dwc_lws(size_t gws_x, size_t gws_y, size_t gws_z) |
| { |
| ARM_COMPUTE_UNUSED(gws_y); |
| ARM_COMPUTE_UNUSED(gws_z); |
| |
| if(gws_x < 32) |
| { |
| return cl::NDRange(gws_x, 4, 4); |
| } |
| else |
| { |
| return cl::NDRange(8, 4, 2); |
| } |
| } |
| } // namespace |
| |
| namespace arm_compute |
| { |
| cl::NDRange get_default_lws_for_type(CLKernelType kernel_type, cl::NDRange gws) |
| { |
| const size_t gws_x = gws[0]; |
| const size_t gws_y = gws[1]; |
| const size_t gws_z = gws[2]; |
| |
| switch(kernel_type) |
| { |
| case CLKernelType::GEMM: |
| { |
| return get_gemm_lws(gws_x, gws_y, gws_z); |
| } |
| case CLKernelType::DIRECT: |
| { |
| return get_direct_lws(gws_x, gws_y, gws_z); |
| } |
| case CLKernelType::WINOGRAD: |
| { |
| return get_winograd_lws(gws_x, gws_y, gws_z); |
| } |
| case CLKernelType::DEPTHWISE: |
| { |
| return get_dwc_lws(gws_x, gws_y, gws_z); |
| } |
| default: |
| { |
| return CLKernelLibrary::get().default_ndrange(); |
| } |
| } |
| } |
| } // namespace arm_compute |