diff options
Diffstat (limited to 'arm_compute/core/QuantizationInfo.h')
-rw-r--r-- | arm_compute/core/QuantizationInfo.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arm_compute/core/QuantizationInfo.h b/arm_compute/core/QuantizationInfo.h index 21d962d08b..ed1025edc0 100644 --- a/arm_compute/core/QuantizationInfo.h +++ b/arm_compute/core/QuantizationInfo.h @@ -420,6 +420,26 @@ inline qasymm8_t qasymm8_leaky_relu(qasymm8_t in, return tmp; } +inline qasymm8_t qasymm8_logistic(qasymm8_t in, + const UniformQuantizationInfo &qi_in, + const UniformQuantizationInfo &qi_out) +{ + float tmp_f = dequantize_qasymm8(in, qi_in); + tmp_f = 1.f / (1.f + std::exp(-tmp_f)); + const qasymm8_t tmp = quantize_qasymm8(tmp_f, qi_out); + return tmp; +} + +inline qasymm8_signed_t qasymm8_signed_logistic(qasymm8_signed_t in, + const UniformQuantizationInfo &qi_in, + const UniformQuantizationInfo &qi_out) +{ + float tmp_f = dequantize_qasymm8_signed(in, qi_in); + tmp_f = 1.f / (1.f + std::exp(-tmp_f)); + const qasymm8_signed_t tmp = quantize_qasymm8_signed(tmp_f, qi_out); + return tmp; +} + /** Dequantize a value given a 8-bit symmetric quantization scheme * * @param[in] value Value to dequantize |