diff options
Diffstat (limited to 'src/core/cpu/kernels/CpuFloorKernel.cpp')
-rw-r--r-- | src/core/cpu/kernels/CpuFloorKernel.cpp | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/core/cpu/kernels/CpuFloorKernel.cpp b/src/core/cpu/kernels/CpuFloorKernel.cpp new file mode 100644 index 0000000000..6115b69907 --- /dev/null +++ b/src/core/cpu/kernels/CpuFloorKernel.cpp @@ -0,0 +1,179 @@ +/* + * Copyright (c) 2017-2021 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/cpu/kernels/CpuFloorKernel.h" + +#include "arm_compute/core/Coordinates.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/ITensor.h" +#include "arm_compute/core/Validate.h" +#include "src/core/CPP/Validate.h" +#include "src/core/helpers/AutoConfiguration.h" +#include "src/core/helpers/WindowHelpers.h" + +#include "src/core/common/Registrars.h" +#include "src/core/cpu/kernels/floor/list.h" + +namespace arm_compute +{ +namespace cpu +{ +namespace kernels +{ +namespace +{ +struct FloorSelectorData +{ + DataType dt; +}; + +using FloorSelectorPtr = std::add_pointer<bool(const FloorSelectorData &data)>::type; +using FloorUKernelPtr = std::add_pointer<void(const void *, void *, int)>::type; + +struct FloorUKernel +{ + const char *name; + const FloorSelectorPtr is_selected; + FloorUKernelPtr func; +}; + +static const FloorUKernel available_kernels[] = +{ + { + "fp16_neon_floor", + [](const FloorSelectorData & data) { return data.dt == DataType::F16; }, + REGISTER_FP16_NEON(arm_compute::cpu::fp16_neon_floor) + }, + { + "f32_neon_floor", + [](const FloorSelectorData & data) { return data.dt == DataType::F32; }, + REGISTER_FP32_NEON(arm_compute::cpu::fp32_neon_floor) + }, +}; + +/** Micro-kernel selector + * + * @param[in] data Selection data passed to help pick the appropriate micro-kernel + * + * @return A matching micro-kernel else nullptr + */ +const FloorUKernel *get_implementation(const FloorSelectorData &data) +{ + for(const auto &uk : available_kernels) + { + if(uk.is_selected(data)) + { + return &uk; + } + } + return nullptr; +} + +Status validate_arguments(const ITensorInfo *src, const ITensorInfo *dst) +{ + ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src, dst); + + const auto *uk = get_implementation(FloorSelectorData{ src->data_type() }); + ARM_COMPUTE_RETURN_ERROR_ON(uk == nullptr || uk->func == nullptr); + + // Validate in case of configured output + if(dst->total_size() > 0) + { + ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(src, dst); + ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(src, dst); + } + + return Status{}; +} +} // namespace + +void CpuFloorKernel::configure(const ITensorInfo *src, ITensorInfo *dst) +{ + ARM_COMPUTE_ERROR_ON_NULLPTR(src, dst); + + // Auto initialize output + auto_init_if_empty(*dst, src->tensor_shape(), 1, src->data_type()); + + // Validate + ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(src, dst)); + + // Configure kernel window + const Window win = calculate_max_window(*src, Steps()); + + Coordinates coord; + coord.set_num_dimensions(dst->num_dimensions()); + dst->set_valid_region(ValidRegion(coord, dst->tensor_shape())); + + ICPPKernel::configure(win); +} + +Window CpuFloorKernel::infer_window(const ITensorInfo *src, const ITensorInfo *dst) +{ + ARM_COMPUTE_UNUSED(dst); + ARM_COMPUTE_ERROR_ON(!bool(validate_arguments(src, dst))); + + Window win; + win.use_tensor_dimensions(src->tensor_shape()); + return win; +} + +Status CpuFloorKernel::validate(const ITensorInfo *input, const ITensorInfo *output) +{ + ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(input, output)); + return Status{}; +} + +void CpuFloorKernel::run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) +{ + ARM_COMPUTE_UNUSED(info); + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(IKernel::window(), window); + + ARM_COMPUTE_ERROR_ON(tensors.empty()); + + const ITensor *src = tensors.get_const_tensor(TensorType::ACL_SRC); + ITensor *dst = tensors.get_tensor(TensorType::ACL_DST); + + const auto len = static_cast<int>(window.x().end()) - static_cast<int>(window.x().start()); + const auto *ukernel = get_implementation(FloorSelectorData{ src->info()->data_type() }); + + Window win{ window }; + win.set(Window::DimX, Window::Dimension(0, 1, 1)); + + Iterator src_it(src, win); + Iterator dst_it(dst, win); + + execute_window_loop(win, [&](const Coordinates &) + { + ukernel->func(src_it.ptr(), dst_it.ptr(), len); + }, + src_it, dst_it); +} + +const char *CpuFloorKernel::name() const +{ + return "CpuFloorKernel"; +} +} // namespace kernels +} // namespace cpu +} // namespace arm_compute |