From 07263980e66059a91ce57612e4ca8f4b2a2a206a Mon Sep 17 00:00:00 2001 From: Manuel Bottini Date: Thu, 17 Oct 2019 18:37:26 +0100 Subject: COMPMID-2501: Support multiplier > 1 during QASYMM8 requantization for Quantized LSTM Change-Id: I7eddbdf77881f313b707b9e59428245f1330a2cf Signed-off-by: Manuel Bottini Reviewed-on: https://review.mlplatform.org/c/2119 Comments-Addressed: Arm Jenkins Tested-by: Arm Jenkins Reviewed-by: Pablo Marquez --- src/core/utils/quantization/AsymmHelpers.cpp | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'src/core/utils/quantization/AsymmHelpers.cpp') diff --git a/src/core/utils/quantization/AsymmHelpers.cpp b/src/core/utils/quantization/AsymmHelpers.cpp index 59052449af..42bd84db47 100644 --- a/src/core/utils/quantization/AsymmHelpers.cpp +++ b/src/core/utils/quantization/AsymmHelpers.cpp @@ -34,6 +34,20 @@ namespace quantization constexpr int64_t fixed_point_one_Q0 = (1LL << 31); constexpr float epsilon = 0.00001f; +Status calculate_quantized_multiplier(float multiplier, int *quant_multiplier, int *shift) +{ + if(multiplier > 1.f) + { + Status status = calculate_quantized_multiplier_greater_than_one(multiplier, quant_multiplier, shift); + *shift *= -1; + return status; + } + else + { + return calculate_quantized_multiplier_less_than_one(multiplier, quant_multiplier, shift); + } +} + Status calculate_quantized_multiplier_less_than_one(float multiplier, int *quant_multiplier, int *right_shift) -- cgit v1.2.1