diff options
Diffstat (limited to 'arm_compute/core/utils/quantization/AsymmHelpers.h')
| -rw-r--r-- | arm_compute/core/utils/quantization/AsymmHelpers.h | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/arm_compute/core/utils/quantization/AsymmHelpers.h b/arm_compute/core/utils/quantization/AsymmHelpers.h index cbf7559bc9..2324fe1838 100644 --- a/arm_compute/core/utils/quantization/AsymmHelpers.h +++ b/arm_compute/core/utils/quantization/AsymmHelpers.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2020 Arm Limited. + * Copyright (c) 2017-2021, 2023 Arm Limited. * * SPDX-License-Identifier: MIT * @@ -41,7 +41,10 @@ namespace quantization * * @return a status */ -Status calculate_quantized_multiplier(float multiplier, int32_t *quant_multiplier, int32_t *shift, bool ignore_epsilon = false); +Status calculate_quantized_multiplier(float multiplier, + int32_t *quant_multiplier, + int32_t *shift, + bool ignore_epsilon = false); /** Calculate quantized representation of multiplier with value less than one. * * @param[in] multiplier Real multiplier. @@ -51,7 +54,10 @@ Status calculate_quantized_multiplier(float multiplier, int32_t *quant_multiplie * * @return a status */ -Status calculate_quantized_multiplier_less_than_one(float multiplier, int32_t *quant_multiplier, int32_t *right_shift, bool ignore_epsilon = false); +Status calculate_quantized_multiplier_less_than_one(float multiplier, + int32_t *quant_multiplier, + int32_t *right_shift, + bool ignore_epsilon = false); /** Calculate quantized representation of multiplier having value greater than one. * * @param[in] multiplier Real multiplier. @@ -60,7 +66,8 @@ Status calculate_quantized_multiplier_less_than_one(float multiplier, int32_t *q * * @return a status */ -Status calculate_quantized_multiplier_greater_than_one(float multiplier, int32_t *quantized_multiplier, int32_t *left_shift); +Status +calculate_quantized_multiplier_greater_than_one(float multiplier, int32_t *quantized_multiplier, int32_t *left_shift); /** Calculate quantized representation of per-channel multipliers * @@ -71,9 +78,9 @@ Status calculate_quantized_multiplier_greater_than_one(float multiplier, int32_t * * @return a status */ -Status calculate_quantized_multipliers(const QuantizationInfo &iq_info, - const QuantizationInfo &wq_info, - const QuantizationInfo &oq_info, +Status calculate_quantized_multipliers(const QuantizationInfo &iq_info, + const QuantizationInfo &wq_info, + const QuantizationInfo &oq_info, GEMMLowpOutputStageInfo &stage_info); /** Get minimum and maximum values for the input quantized data type @@ -81,6 +88,7 @@ Status calculate_quantized_multipliers(const QuantizationInfo &iq_info, * @return min and max values for the quantized data type */ std::pair<int, int> get_min_max_values_from_quantized_data_type(DataType data_type); + /** Compute quantized per-channel multipliers and shifts. As many multipliers * and shifts as output channels are computed. If weights are not quantized * per-channel, multipliers and shifts will end up being the same for each @@ -89,16 +97,12 @@ std::pair<int, int> get_min_max_values_from_quantized_data_type(DataType data_ty * @param[in] input Input tensor info. * @param[in] weights Weights tensor info. * @param[in] output Output tensor info. - * @param[in] idx_ofms Dimension index to get OFMs from the weights tensor. * @param[out] output_multipliers_ptr Pointer to the buffer where to store per-channel multipliers. * @param[out] output_shifts_ptr Pointer to the buffer where to store per-channel shifts. - * - * @return min and max values for the quantized data type */ void compute_quantized_multipliers_and_shifts(const ITensorInfo *input, const ITensorInfo *weights, const ITensorInfo *output, - unsigned int idx_ofms, int32_t *output_multipliers_ptr, int32_t *output_shifts_ptr); @@ -150,7 +154,10 @@ int32_t saturating_rounding_multiply_by_pow2(int32_t exponent, int32_t v); * @param[out] output_shift Shift for inverse square root * */ -void get_invsqrt_quantized_multiplier_exp(int32_t input, int32_t reverse_shift, int32_t &output_inv_sqrt, int32_t &output_shift); +void get_invsqrt_quantized_multiplier_exp(int32_t input, + int32_t reverse_shift, + int32_t &output_inv_sqrt, + int32_t &output_shift); } // namespace quantization } // namespace arm_compute |