| /* |
| * Copyright (c) 2018-2021 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/CpuElementwiseUnaryKernel.h" |
| |
| #include "arm_compute/core/Error.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/common/Registrars.h" |
| #include "src/core/cpu/kernels/elementwise/neon/elementwise_unary_list.h" |
| #include "src/core/cpu/kernels/elementwise/sve/elementwise_unary_list.h" |
| #include "src/core/helpers/AutoConfiguration.h" |
| #include "src/core/helpers/WindowHelpers.h" |
| #include "support/ToolchainSupport.h" |
| |
| namespace arm_compute |
| { |
| namespace cpu |
| { |
| namespace kernels |
| { |
| namespace |
| { |
| struct ElementwiseUnarySelectorData |
| { |
| DataType dt; |
| const CPUInfo &ci; |
| }; |
| using ElementwiseUnarySelector = std::add_pointer<bool(const ElementwiseUnarySelectorData &)>::type; |
| |
| struct ElementwiseUnaryKernel |
| { |
| const char *name; |
| const ElementwiseUnarySelector is_selected; |
| CpuElementwiseUnaryKernel::ElementwiseUnaryUkernelPtr ukernel; |
| }; |
| |
| static const ElementwiseUnaryKernel available_kernels[] = |
| { |
| #if defined(ARM_COMPUTE_ENABLE_SVE) |
| { |
| "sve_fp32_elementwise_unary", |
| [](const ElementwiseUnarySelectorData & data) { return data.dt == DataType::F32; }, |
| REGISTER_FP32_SVE(arm_compute::cpu::elementwise_sve_op<float>), |
| }, |
| { |
| "sve_fp16_elementwise_unary", |
| [](const ElementwiseUnarySelectorData & data) { return data.dt == DataType::F16; }, |
| REGISTER_FP16_SVE(arm_compute::cpu::elementwise_sve_op<__fp16>), |
| }, |
| { |
| "sve_s32_elementwise_unary", |
| [](const ElementwiseUnarySelectorData & data) { return data.dt == DataType::S32; }, |
| REGISTER_INTEGER_SVE(arm_compute::cpu::elementwise_sve_op<int32_t>), |
| }, |
| #endif // defined(ARM_COMPUTE_ENABLE_SVE) |
| #if defined(ARM_COMPUTE_ENABLE_NEON) |
| { |
| "neon_fp32_elementwise_unary", |
| [](const ElementwiseUnarySelectorData & data) { return data.dt == DataType::F32; }, |
| REGISTER_FP32_NEON(arm_compute::cpu::elementwise_op<float>), |
| }, |
| #if defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC) |
| { |
| "neon_fp16_elementwise_unary", |
| [](const ElementwiseUnarySelectorData & data) { return data.dt == DataType::F16; }, |
| REGISTER_FP32_NEON(arm_compute::cpu::elementwise_op<__fp16>), |
| }, |
| #endif // defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC) |
| { |
| "neon_s32_elementwise_unary", |
| [](const ElementwiseUnarySelectorData & data) { return data.dt == DataType::S32; }, |
| REGISTER_INTEGER_NEON(arm_compute::cpu::elementwise_op<int32_t>), |
| }, |
| #endif // defined(ARM_COMPUTE_ENABLE_NEON) |
| }; |
| |
| const ElementwiseUnaryKernel *get_implementation(DataType dt) |
| { |
| for(const auto &uk : available_kernels) |
| { |
| if(uk.is_selected({ dt, CPUInfo::get() })) |
| { |
| return &uk; |
| } |
| } |
| return nullptr; |
| } |
| } // namespace |
| |
| void CpuElementwiseUnaryKernel::configure(ElementWiseUnary op, const ITensorInfo &src, ITensorInfo &dst) |
| { |
| ARM_COMPUTE_ERROR_THROW_ON(validate(op, src, dst)); |
| const auto uk = get_implementation(src.data_type()); |
| ARM_COMPUTE_ERROR_ON(uk == nullptr || uk->ukernel == nullptr); |
| |
| _op = op; |
| _run_method = uk->ukernel; |
| _name = std::string("CpuElementwiseUnaryKernel").append("/").append(uk->name); |
| |
| // If input shape is dynamic, expect a configured window and dst at run-time. |
| if(src.is_dynamic()) |
| { |
| return; |
| } |
| |
| auto shape_and_window = compute_output_shape_and_window(src.tensor_shape()); |
| auto_init_if_empty(dst, shape_and_window.first, 1, src.data_type()); |
| ICpuKernel::configure(shape_and_window.second); |
| } |
| |
| Status CpuElementwiseUnaryKernel::validate(ElementWiseUnary op, const ITensorInfo &src, const ITensorInfo &dst) |
| { |
| ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(&src); |
| |
| const auto *uk = get_implementation(src.data_type()); |
| ARM_COMPUTE_RETURN_ERROR_ON(uk == nullptr || uk->ukernel == nullptr); |
| |
| switch(op) |
| { |
| case ElementWiseUnary::EXP: |
| case ElementWiseUnary::RSQRT: |
| case ElementWiseUnary::LOG: |
| case ElementWiseUnary::ROUND: |
| case ElementWiseUnary::SIN: |
| ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(&src, 1, DataType::F16, DataType::F32); |
| break; |
| case ElementWiseUnary::NEG: |
| case ElementWiseUnary::ABS: |
| ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(&src, 1, DataType::F16, DataType::F32, DataType::S32); |
| break; |
| default: |
| ARM_COMPUTE_ERROR("ElementWiseUnary operation not supported"); |
| } |
| // Validate in case of configured dst |
| if(dst.total_size() > 0) |
| { |
| ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(&src, &dst); |
| } |
| |
| return Status{}; |
| } |
| |
| void CpuElementwiseUnaryKernel::run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) |
| { |
| ARM_COMPUTE_UNUSED(info); |
| |
| auto src = tensors.get_const_tensor(TensorType::ACL_SRC); |
| auto dst = tensors.get_tensor(TensorType::ACL_DST); |
| |
| _run_method(src, dst, window, _op); |
| } |
| |
| const char *CpuElementwiseUnaryKernel::name() const |
| { |
| return _name.c_str(); |
| } |
| } // namespace kernels |
| } // namespace cpu |
| } // namespace arm_compute |