From fd5bec4cc0e6ef192a580621f225c971d605c261 Mon Sep 17 00:00:00 2001 From: Cathal Corbett Date: Thu, 3 Mar 2022 15:13:23 +0000 Subject: Revert "Revert "IVGCVSW-6268 Add support of Unidirectional Sequence Lstm fp32/fp16 to Neon"" This reverts commit f87b90e4dbb906436cf205a2a19e199bfe9224ed. Reason for revert: 22.02 release. Change-Id: I1ca5a79a8957908f655a6c4e79eefa24c5aec645 --- src/backends/aclCommon/ArmComputeUtils.hpp | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'src/backends/aclCommon/ArmComputeUtils.hpp') diff --git a/src/backends/aclCommon/ArmComputeUtils.hpp b/src/backends/aclCommon/ArmComputeUtils.hpp index e76af02765..fab52ffb0f 100644 --- a/src/backends/aclCommon/ArmComputeUtils.hpp +++ b/src/backends/aclCommon/ArmComputeUtils.hpp @@ -112,6 +112,30 @@ ConvertAdditionalInfoToAclActivationLayerInfo(const QueueDescriptor& queueDescri return arm_compute::ActivationLayerInfo(); } +inline arm_compute::ActivationLayerInfo +ConvertLstmActivationFuncToAclLayerInfo(uint32_t activationFunction) +{ + // For preparing the object for the class ActivationLayerInfo, we need to consider 5 situations. + switch (activationFunction) + { + case 0: + return arm_compute::ActivationLayerInfo(); // no activation, do nothing + case 1: + return arm_compute::ActivationLayerInfo(arm_compute::ActivationLayerInfo::ActivationFunction::RELU); + case 3: + return arm_compute::ActivationLayerInfo( + arm_compute::ActivationLayerInfo::ActivationFunction::BOUNDED_RELU, 6.0); + case 4: + return arm_compute::ActivationLayerInfo( + arm_compute::ActivationLayerInfo::ActivationFunction::TANH, 1.0, 1.0); + case 6: + return arm_compute::ActivationLayerInfo( + arm_compute::ActivationLayerInfo::ActivationFunction::LOGISTIC); + default: + throw armnn::Exception("Wrong Type of Activation Function!"); + } +} + inline arm_compute::ComparisonOperation ConvertComparisonOperationToAcl(const ComparisonDescriptor& descriptor) { switch (descriptor.m_Operation) -- cgit v1.2.1