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| author | Georgios Pinitas <georgios.pinitas@arm.com> | 2019-05-21 13:32:43 +0100 |
|---|---|---|
| committer | Georgios Pinitas <georgios.pinitas@arm.com> | 2019-06-03 14:51:29 +0000 |
| commit | 4c5469b192665c94118a8a558787cb9cec2d0765 (patch) | |
| tree | 168aa969de8243bdbb1f25247dd9f54d037ae32c /arm_compute/core/Utils.h | |
| parent | 43a129e94df41f9ac8bc78b702da5a387ada0494 (diff) | |
| download | ComputeLibrary-4c5469b192665c94118a8a558787cb9cec2d0765.tar.gz | |
COMPMID-2225: Add interface support for new quantized data types.
Add support for:
-QSYMM8, 8-bit quantized symmetric
-QSYMM8_PER_CHANNEL, 8-bit quantized symmetric with per channel quantization
Change-Id: I00c4ff98e44af37419470af61419ee95d0de2463
Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1236
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Diffstat (limited to 'arm_compute/core/Utils.h')
| -rw-r--r-- | arm_compute/core/Utils.h | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/arm_compute/core/Utils.h b/arm_compute/core/Utils.h index 1de0df6096..8630eeee23 100644 --- a/arm_compute/core/Utils.h +++ b/arm_compute/core/Utils.h @@ -111,7 +111,9 @@ inline size_t data_size_from_type(DataType data_type) { case DataType::U8: case DataType::S8: + case DataType::QSYMM8: case DataType::QASYMM8: + case DataType::QSYMM8_PER_CHANNEL: return 1; case DataType::U16: case DataType::S16: @@ -183,7 +185,9 @@ inline size_t element_size_from_data_type(DataType dt) { case DataType::S8: case DataType::U8: + case DataType::QSYMM8: case DataType::QASYMM8: + case DataType::QSYMM8_PER_CHANNEL: return 1; case DataType::U16: case DataType::S16: @@ -521,7 +525,9 @@ inline DataType get_promoted_data_type(DataType dt) return DataType::U32; case DataType::S16: return DataType::S32; + case DataType::QSYMM8: case DataType::QASYMM8: + case DataType::QSYMM8_PER_CHANNEL: case DataType::F16: case DataType::U32: case DataType::S32: @@ -999,7 +1005,9 @@ inline bool is_data_type_quantized(DataType dt) { switch(dt) { + case DataType::QSYMM8: case DataType::QASYMM8: + case DataType::QSYMM8_PER_CHANNEL: return true; default: return false; @@ -1059,14 +1067,14 @@ inline size_t num_of_elements_in_range(const float start, const float end, const /** Returns true if the value can be represented by the given data type * - * @param[in] val value to be checked - * @param[in] dt data type that is checked - * @param[in] quant_info quantization info if the data type is QASYMM8 + * @param[in] val value to be checked + * @param[in] dt data type that is checked + * @param[in] qinfo (Optional) quantization info if the data type is QASYMM8 * * @return true if the data type can hold the value. */ template <typename T> -bool check_value_range(T val, DataType dt, QuantizationInfo quant_info = QuantizationInfo()) +bool check_value_range(T val, DataType dt, QuantizationInfo qinfo = QuantizationInfo()) { switch(dt) { @@ -1074,8 +1082,8 @@ bool check_value_range(T val, DataType dt, QuantizationInfo quant_info = Quantiz return ((static_cast<uint8_t>(val) == val) && val >= std::numeric_limits<uint8_t>::lowest() && val <= std::numeric_limits<uint8_t>::max()); case DataType::QASYMM8: { - double min = static_cast<double>(quant_info.dequantize(0)); - double max = static_cast<double>(quant_info.dequantize(std::numeric_limits<uint8_t>::max())); + double min = static_cast<double>(dequantize_qasymm8(0, qinfo)); + double max = static_cast<double>(dequantize_qasymm8(std::numeric_limits<uint8_t>::max(), qinfo)); return ((double)val >= min && (double)val <= max); } case DataType::S8: |