| /* |
| * Copyright (c) 2017-2022, 2024 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/CpuQuantizeKernel.h" |
| |
| #include "arm_compute/core/Error.h" |
| #include "arm_compute/core/Helpers.h" |
| #include "arm_compute/core/Utils.h" |
| #include "arm_compute/core/Validate.h" |
| #include "arm_compute/core/Window.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/core/NEON/wrapper/wrapper.h" |
| #include "src/cpu/kernels/quantize/generic/neon/list.h" |
| |
| #include <arm_neon.h> |
| #include <map> |
| |
| namespace arm_compute |
| { |
| namespace cpu |
| { |
| namespace kernels |
| { |
| namespace |
| { |
| |
| Status validate_arguments(const ITensorInfo *src, const ITensorInfo *dst) |
| { |
| ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src, dst); |
| ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(src); |
| ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(src, 1, DataType::QASYMM8, DataType::QASYMM8_SIGNED, |
| DataType::F16, DataType::F32); |
| ARM_COMPUTE_RETURN_ERROR_ON(dst->tensor_shape().total_size() == 0); |
| ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(dst, 1, DataType::QSYMM8, DataType::QASYMM8, |
| DataType::QASYMM8_SIGNED, DataType::QASYMM16); |
| ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(src, dst); |
| |
| return Status{}; |
| } |
| |
| } // namespace |
| |
| void CpuQuantizeKernel::configure(const ITensorInfo *src, ITensorInfo *dst) |
| { |
| ARM_COMPUTE_ERROR_ON_NULLPTR(src, dst); |
| ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(src, dst)); |
| |
| static const std::map<std::string, QuantizeFunctionExecutorPtr> quant_map = { |
| {"op_QASYMM8_QASYMM8", REGISTER_INTEGER_NEON(u8_u8_run_quantize_qasymm8)}, |
| {"op_QASYMM8_QASYMM8_SIGNED", REGISTER_INTEGER_NEON(u8_i8_run_quantize_qasymm8)}, |
| {"op_QASYMM8_QASYMM16", REGISTER_INTEGER_NEON(u8_run_quantize_qasymm16)}, |
| |
| {"op_QASYMM8_SIGNED_QASYMM8", REGISTER_INTEGER_NEON(i8_u8_run_quantize_qasymm8)}, |
| {"op_QASYMM8_SIGNED_QASYMM8_SIGNED", REGISTER_INTEGER_NEON(i8_i8_run_quantize_qasymm8)}, |
| {"op_QASYMM8_SIGNED_QASYMM16", REGISTER_INTEGER_NEON(i8_run_quantize_qasymm16)}, |
| |
| // Functions for offset only requantization |
| {"op_OFFSET_ONLY_QASYMM8_QASYMM8", REGISTER_INTEGER_NEON(u8_u8_run_requantize_offset_only)}, |
| {"op_OFFSET_ONLY_QASYMM8_QASYMM8_SIGNED", REGISTER_INTEGER_NEON(u8_i8_run_requantize_offset_only)}, |
| {"op_OFFSET_ONLY_QASYMM8_SIGNED_QASYMM8", REGISTER_INTEGER_NEON(i8_u8_run_requantize_offset_only)}, |
| {"op_OFFSET_ONLY_QASYMM8_SIGNED_QASYMM8_SIGNED", REGISTER_INTEGER_NEON(i8_i8_run_requantize_offset_only)}, |
| |
| // Functions for offset uint8 to int8 and vice versa quantization (no scale changes) |
| {"op_OFFSET_ONLY_CONVERT_QASYMM8_SIGNED_QASYMM8", |
| REGISTER_INTEGER_NEON(i8_u8_run_requantize_offset_only_convert)}, |
| {"op_OFFSET_ONLY_CONVERT_QASYMM8_QASYMM8_SIGNED", |
| REGISTER_INTEGER_NEON(u8_i8_run_requantize_offset_only_convert)}, |
| |
| {"op_F32_QSYMM8", REGISTER_FP32_NEON(fp32_i8_run_quantize_qsymm8)}, |
| {"op_F32_QASYMM8", REGISTER_FP32_NEON(fp32_u8_run_quantize_qasymm8)}, |
| {"op_F32_QASYMM8_SIGNED", REGISTER_FP32_NEON(fp32_i8_run_quantize_qasymm8)}, |
| {"op_F32_QASYMM16", REGISTER_FP32_NEON(fp32_run_quantize_qasymm16)}, |
| |
| #ifdef ARM_COMPUTE_ENABLE_FP16 |
| {"op_F16_QASYMM8", REGISTER_FP16_NEON(fp16_u8_run_quantize_qasymm8)}, |
| {"op_F16_QASYMM8_SIGNED", REGISTER_FP16_NEON(fp16_i8_run_quantize_qasymm8)}, |
| {"op_F16_QASYMM16", REGISTER_FP16_NEON(fp16_run_quantize_qasymm16)}, |
| #endif /* ARM_COMPUTE_ENABLE_FP16 */ |
| }; |
| |
| std::string function_to_call("op_"); |
| |
| // For offset only functions - must be 8-bit and have identical scale values. |
| if (src->quantization_info().scale() == dst->quantization_info().scale() && |
| (is_data_type_quantized_asymmetric_char(src->data_type()) && |
| is_data_type_quantized_asymmetric_char(dst->data_type()))) |
| { |
| function_to_call += "OFFSET_ONLY_"; |
| // For optimized datatype conversion 8-bit re-quantization offset only functions. |
| // These must have an offset of exactly 128 to match requirements - has specific circumstances to match use case. |
| auto uqinfo = |
| compute_requantization_scale_offset(src->quantization_info().uniform(), dst->quantization_info().uniform()); |
| const auto src_dt = src->data_type(); |
| if (src->data_type() != dst->data_type() && ((src_dt == DataType::QASYMM8_SIGNED && uqinfo.offset == 128) || |
| (src_dt == DataType::QASYMM8 && uqinfo.offset == -128))) |
| { |
| function_to_call += "CONVERT_"; |
| } |
| } |
| |
| // Specify datatype for function |
| function_to_call += string_from_data_type(src->data_type()) + "_"; |
| function_to_call += string_from_data_type(dst->data_type()); |
| |
| auto it = quant_map.find(function_to_call); |
| |
| if (it == quant_map.end()) |
| { |
| ARM_COMPUTE_ERROR("Unsupported combination of input and output data types"); |
| } |
| _func = it->second; |
| |
| // Calculate window. Squash if possible. |
| Window win; |
| std::tie(win, _split_dimension) = calculate_squashed_or_max_window(*src); |
| |
| ICpuKernel::configure(win); |
| } |
| |
| Status CpuQuantizeKernel::validate(const ITensorInfo *src, const ITensorInfo *dst) |
| { |
| ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(src, dst)); |
| return Status{}; |
| } |
| |
| void CpuQuantizeKernel::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(ICpuKernel::window(), window); |
| ARM_COMPUTE_ERROR_ON(_func == nullptr); |
| |
| const auto src = tensors.get_const_tensor(TensorType::ACL_SRC); |
| auto dst = tensors.get_tensor(TensorType::ACL_DST); |
| (*_func)(src, dst, window); |
| } |
| |
| const char *CpuQuantizeKernel::name() const |
| { |
| return "CpuQuantizeKernel"; |
| } |
| |
| } // namespace kernels |
| } // namespace cpu |
| } // namespace arm_compute |