| /* |
| * Copyright (c) 2018-2023 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/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/Utils.h" |
| #include "arm_compute/core/Validate.h" |
| |
| #include "src/core/common/Registrars.h" |
| #include "src/core/CPP/Validate.h" |
| #include "src/core/helpers/AutoConfiguration.h" |
| #include "src/core/helpers/WindowHelpers.h" |
| #include "src/cpu/kernels/elementwise_unary/list.h" |
| #include "support/ToolchainSupport.h" |
| |
| namespace arm_compute |
| { |
| namespace cpu |
| { |
| namespace kernels |
| { |
| namespace |
| { |
| #ifdef __aarch64__ |
| |
| std::unique_ptr<uint8_t[]> q8_prepare_lut(ElementWiseUnary op, const ITensorInfo *src, const ITensorInfo *dst) |
| { |
| ARM_COMPUTE_ERROR_ON(src->data_type() != dst->data_type()); |
| ARM_COMPUTE_ERROR_ON(!is_data_type_quantized(src->data_type())); |
| ARM_COMPUTE_ERROR_ON(src->element_size() != 1); |
| |
| auto lut = std::unique_ptr<uint8_t[]>(new uint8_t[256]); |
| const auto is_signed = src->data_type() == DataType::QASYMM8_SIGNED; |
| const auto src_qi = src->quantization_info().uniform(); |
| const auto dst_qi = dst->quantization_info().uniform(); |
| |
| const auto dst_min_fp = (((is_signed) ? -128 : 0) - dst_qi.offset) * dst_qi.scale; |
| const auto dst_max_fp = (((is_signed) ? 127 : 255) - dst_qi.offset) * dst_qi.scale; |
| |
| for (int i = 0; i < 256; ++i) |
| { |
| const auto in = |
| (is_signed) ? dequantize_qasymm8_signed(static_cast<int8_t>(i), src_qi) : dequantize_qasymm8(i, src_qi); |
| float result = 0; |
| |
| switch (op) |
| { |
| case ElementWiseUnary::RSQRT: |
| result = 1 / sqrt(in); |
| break; |
| |
| case ElementWiseUnary::EXP: |
| result = std::exp(in); |
| break; |
| |
| case ElementWiseUnary::NEG: |
| result = -in; |
| break; |
| |
| case ElementWiseUnary::LOG: |
| result = std::log(in); |
| break; |
| |
| case ElementWiseUnary::ABS: |
| result = std::abs(in); |
| break; |
| |
| case ElementWiseUnary::ROUND: |
| result = support::cpp11::nearbyint(in); |
| break; |
| |
| case ElementWiseUnary::SIN: |
| result = std::sin(in); |
| break; |
| |
| default: |
| ARM_COMPUTE_ERROR("NOT_SUPPORTED!"); |
| } |
| |
| result = utility::clamp(result, dst_min_fp, dst_max_fp); |
| |
| const auto out = (is_signed) ? static_cast<uint8_t>(quantize_qasymm8_signed(result, dst_qi)) |
| : quantize_qasymm8(result, dst_qi); |
| lut[i] = out; |
| } |
| |
| return lut; |
| } |
| |
| #endif // __aarch64__ |
| |
| static const std::vector<CpuElementwiseUnaryKernel::ElementwiseUnaryKernel> available_kernels = { |
| { |
| "sve_fp32_elementwise_unary", |
| [](const DataTypeISASelectorData &data) { return (data.dt == DataType::F32 && data.isa.sve); }, |
| REGISTER_FP32_SVE(sve_fp32_elementwise_unary), |
| nullptr, |
| }, |
| { |
| "sve_fp16_elementwise_unary", |
| [](const DataTypeISASelectorData &data) { return (data.dt == DataType::F16 && data.isa.sve && data.isa.fp16); }, |
| REGISTER_FP16_SVE(sve_fp16_elementwise_unary), |
| nullptr, |
| }, |
| { |
| "sve_s32_elementwise_unary", |
| [](const DataTypeISASelectorData &data) { return (data.dt == DataType::S32 && data.isa.sve); }, |
| REGISTER_INTEGER_SVE(sve_s32_elementwise_unary), |
| nullptr, |
| }, |
| { |
| "neon_fp32_elementwise_unary", |
| [](const DataTypeISASelectorData &data) { return data.dt == DataType::F32; }, |
| REGISTER_FP32_NEON(neon_fp32_elementwise_unary), |
| nullptr, |
| }, |
| { |
| "neon_fp16_elementwise_unary", |
| [](const DataTypeISASelectorData &data) { return data.dt == DataType::F16 && data.isa.fp16; }, |
| REGISTER_FP16_NEON(neon_fp16_elementwise_unary), |
| nullptr, |
| }, |
| { |
| "neon_s32_elementwise_unary", |
| [](const DataTypeISASelectorData &data) { return data.dt == DataType::S32; }, |
| REGISTER_INTEGER_NEON(neon_s32_elementwise_unary), |
| nullptr, |
| }, |
| #ifdef __aarch64__ |
| { |
| "sve2_q8_elementwise_unary", |
| [](const DataTypeISASelectorData &data) |
| { return (data.dt == DataType::QASYMM8 || data.dt == DataType::QASYMM8_SIGNED) && data.isa.sve2; }, |
| REGISTER_QASYMM8_SVE2(sve2_q8_elementwise_unary), |
| &q8_prepare_lut, |
| }, |
| { |
| "neon_q8_elementwise_unary", |
| [](const DataTypeISASelectorData &data) |
| { return data.dt == DataType::QASYMM8 || data.dt == DataType::QASYMM8_SIGNED; }, |
| REGISTER_QASYMM8_NEON(neon_q8_elementwise_unary), |
| &q8_prepare_lut, |
| }, |
| #else // __aarch64__ |
| { |
| "neon_qasymm8_signed_elementwise_unary", |
| [](const DataTypeISASelectorData &data) { return data.dt == DataType::QASYMM8_SIGNED; }, |
| REGISTER_QASYMM8_SIGNED_NEON(neon_qasymm8_signed_elementwise_unary), |
| nullptr, |
| }, |
| { |
| "neon_qasymm8_elementwise_unary", |
| [](const DataTypeISASelectorData &data) { return data.dt == DataType::QASYMM8; }, |
| REGISTER_QASYMM8_NEON(neon_qasymm8_elementwise_unary), |
| nullptr, |
| }, |
| #endif // __aarch64__ |
| }; |
| |
| } // namespace |
| |
| void CpuElementwiseUnaryKernel::configure(ElementWiseUnary op, const ITensorInfo &src, ITensorInfo &dst) |
| { |
| ARM_COMPUTE_ERROR_THROW_ON(validate(op, src, dst)); |
| const auto uk = CpuElementwiseUnaryKernel::get_implementation( |
| DataTypeISASelectorData{src.data_type(), CPUInfo::get().get_isa()}); |
| 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; |
| } |
| |
| if (uk->prepare_func != nullptr) |
| { |
| _lut = uk->prepare_func(op, &src, &dst); |
| } |
| |
| 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 = CpuElementwiseUnaryKernel::get_implementation( |
| DataTypeISASelectorData{src.data_type(), CPUInfo::get().get_isa()}); |
| |
| 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, |
| DataType::QASYMM8, DataType::QASYMM8_SIGNED); |
| 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, |
| DataType::QASYMM8, DataType::QASYMM8_SIGNED); |
| 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, _lut.get()); |
| } |
| |
| const char *CpuElementwiseUnaryKernel::name() const |
| { |
| return _name.c_str(); |
| } |
| |
| const std::vector<CpuElementwiseUnaryKernel::ElementwiseUnaryKernel> &CpuElementwiseUnaryKernel::get_available_kernels() |
| { |
| return available_kernels; |
| } |
| |
| } // namespace kernels |
| } // namespace cpu |
| } // namespace arm_compute |