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Diffstat (limited to 'src/cpu/kernels/CpuElementwiseUnaryKernel.cpp')
-rw-r--r-- | src/cpu/kernels/CpuElementwiseUnaryKernel.cpp | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/src/cpu/kernels/CpuElementwiseUnaryKernel.cpp b/src/cpu/kernels/CpuElementwiseUnaryKernel.cpp new file mode 100644 index 0000000000..88545ee756 --- /dev/null +++ b/src/cpu/kernels/CpuElementwiseUnaryKernel.cpp @@ -0,0 +1,270 @@ +/* + * 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 |