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Diffstat (limited to 'src/core/CL/DefaultLWSHeuristics.cpp')
-rw-r--r-- | src/core/CL/DefaultLWSHeuristics.cpp | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/src/core/CL/DefaultLWSHeuristics.cpp b/src/core/CL/DefaultLWSHeuristics.cpp new file mode 100644 index 0000000000..f96b24d2a9 --- /dev/null +++ b/src/core/CL/DefaultLWSHeuristics.cpp @@ -0,0 +1,127 @@ +/* + * 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 |